1 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
3 * jump.c: Remove prototypes for delete_computation and
4 delete_prior_computation.
6 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
8 * jump.c (get_label_after): Delete.
9 (get_label_before, delete_computation, delete_jump,
10 delete_prior_computation, follow_jumps): Move...
11 * reorg.c (delete_computation, delete_prior_computation): ... here...
12 (get_label_before, delete_jump): ... making these static ...
13 (follow_jumps): ... and simplifying this since it only runs after
15 * rtl.h (get_label_after, get_label_before, delete_jump,
16 follow_jumps): Delete prototypes.
18 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
20 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
22 2007-02-15 Nick Clifton <nickc@redhat.com>
24 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
25 order to prevent it from being munged by the target.
27 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
29 * config/i386/i386.md: Remove misleading comment.
31 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
33 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
34 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
37 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
39 * tree-sra.c (instantiate_missing_elements): Canonicalize
41 (sra_build_assignment): New.
42 (generate_copy_inout, generate_element_copy,
43 generate_element_zero, generate_one_element_init): Use it.
45 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
47 * tree-sra.c (instantiate_missing_elements): Canonicalize
49 (sra_build_assignment): New.
50 (generate_copy_inout, generate_element_copy,
51 generate_element_zero, generate_one_element_init): Use it.
53 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
55 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
58 2007-02-14 Joseph Myers <joseph@codesourcery.com>
60 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
61 types as aggregates not scalars.
62 * function.c (assign_stack_temp_for_type): Likewise.
64 2007-02-14 Roger Sayle <roger@eyesopen.com>
65 Zdenek Dvorak <dvorakz@suse.cz>
67 * tree-dump.c (dump_switch_p_1): Require exact match of the option
70 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
72 * passes.c (next_pass_1): Clear the next field of the copied
75 2007-02-14 Richard Henderson <rth@redhat.com>
77 * tree-sra.c (early_sra): New.
78 (decl_can_be_decomposed_p): Deny va_list if early_sra.
79 (tree_sra_early, pass_sra_early): New.
80 * tree-pass.h (pass_sra_early): Declare.
81 * passes.c (init_optimization_passes): Use it.
83 2007-02-14 Richard Guenther <rguenther@suse.de>
85 * flags.h (issue_strict_overflow_warning): Convert to a macro.
87 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
89 PR tree-optimization/30771
90 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
92 (vect_analyze_operations): Induction phis can now be marked as
94 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
95 Update documentation accordingly.
97 2007-02-14 Nick Clifton <nickc@redhat.com>
99 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
100 most 3 arguments are supported.
101 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
103 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
105 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
106 Ensure dst->current is valid.
108 2007-02-13 Paul Brook <paul@codesourcery.com>
110 * config.gcc: Add arm*-*-uclinux-*eabi.
111 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
112 (SUBTARGET_EXTRA_LINK_SPEC): Define.
113 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
114 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
117 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
119 * config/arm/uclinux-eabi.h: New file.
120 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
121 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
124 2007-02-13 Ian Lance Taylor <iant@google.com>
126 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
127 * flags.h (warn_strict_overflow): Declare.
128 (enum warn_strict_overflow_code): Define.
129 (issue_strict_overflow_warning): New static inline function.
130 * opts.c (warn_strict_overflow): New variable.
131 (common_handle_option): Handle OPT_Wstrict_overflow and
132 OPT_Wstrict_overflow_.
133 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
135 * fold-const.c: Include intl.h.
136 (fold_deferring_overflow_warnings): New static variable.
137 (fold_deferred_overflow_warning): New static variable.
138 (fold_deferred_overflow_code): New static variable.
139 (fold_defer_overflow_warnings): New function.
140 (fold_undefer_overflow_warnings): New function.
141 (fold_undefer_and_ignore_overflow_warnings): New function.
142 (fold_deferring_overflow_warnings_p): New function.
143 (fold_overflow_warning): New static function.
144 (make_range): Add strict_overflow_p parameter. Change all
146 (extract_muldiv, extract_muldiv_1): Likewise.
147 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
148 tree_expr_nonnegative_p.
149 (fold_negate_expr): Call fold_overflow_warning.
150 (fold_range_test): Likewise.
151 (fold_comparison): Likewise.
152 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
153 instead of tree_expr_nonnegative_p.
154 (tree_expr_nonnegative_warnv_p): Rename from
155 tree_expr_nonnegative_p, add strict_overflow_p parameter.
156 (tree_expr_nonnegative_p): New function.
157 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
158 strict_overflow_p parameter.
159 (tree_expr_nonzero_p): New function.
160 * passes.c (verify_interpass_invariants): New static function.
161 (execute_one_pass): Call it.
162 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
164 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
165 (estimate_numbers_of_iterations): Likewise.
166 (scev_probably_wraps_p): Likewise.
167 * tree-ssa-ccp.c: Include "toplev.h".
168 (evaluate_stmt): Defer fold overflow warnings until we know we are
170 (struct fold_stmt_r_data): Add stmt field.
171 (fold_stmt_r): Defer fold overflow warnings until we know we
173 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
174 (fold_stmt_inplace): Likewise.
175 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
176 (cleanup_control_expr_graph): Defer fold overflow warnings until
177 we know we are going to optimize.
178 * tree-cfg.c (fold_cond_expr_cond): Likewise.
179 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
181 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
182 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
183 * tree-ssa-loop-manip.c (create_iv): Likewise.
184 * c-typeck.c (build_conditional_expr): Likewise.
185 (build_binary_op): Likewise.
186 * tree-vrp.c (vrp_expr_computes_nonzero): Call
187 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
188 (extract_range_from_unary_expr): Likewise.
189 * simplify-rtx.c (simplify_const_relational_operation): Warn when
190 assuming that signed overflow does not occur.
191 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
192 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
193 (fold_defer_overflow_warnings): Declare.
194 (fold_undefer_overflow_warnings): Declare.
195 (fold_undefer_and_ignore_overflow_warnings): Declare.
196 (fold_deferring_overflow_warnings_p): Declare.
197 (tree_expr_nonzero_warnv_p): Declare.
198 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
200 (Warning Options): Document -Wstrict-overflow.
201 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
202 (tree-ssa-ccp.o): Likewise.
203 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
204 (fold-const.o): Depend on intl.h.
206 2007-02-13 Ian Lance Taylor <iant@google.com>
209 * lower-subreg.c (resolve_simple_move): Decompose subregs in
212 2007-02-13 Stuart Hastings <stuart@apple.com>
214 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
216 2007-02-13 Richard Henderson <rth@redhat.com>
218 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
219 handled_component_p before looking for the indirect_ref.
221 2007-02-13 Richard Henderson <rth@redhat.com>
223 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
224 remove flags clobber.
225 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
226 (bswaphi_lowpart): New.
227 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
228 remove TARGET_BSWAP test. Delete expander of the same name.
230 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
231 (expand_unop): Use them.
233 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
235 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
236 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
237 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
238 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
239 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
240 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
241 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
242 assembler dialect choice from asm templates.
244 2007-02-12 Richard Henderson <rth@redhat.com>
246 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
247 (fixuns_trunc<SSEMODEF>si2): Use it.
248 * config/i386/sse.md (vec_setv4sf_0): Export.
249 * config/i386/i386.c (ix86_build_const_vector): Export.
250 (ix86_split_convert_uns_si_sse): Rename from
251 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
252 * config/i386/i386-protos.h: Update.
254 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
257 * c-typeck.c (c_finish_return): Improve warning message.
259 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
261 * alias.c (find_symbolic_term): Delete unused function.
263 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
265 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
266 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
267 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
269 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
271 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
272 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
273 the function, temporarily point the debug interface to the null one.
275 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
277 * dwarf2out.c (round_up_to_align): New static function.
278 (field_byte_offset): Use it to round the offset.
280 2007-02-12 Richard Henderson <rth@redhat.com>
282 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
283 (inswl_const): Export.
285 2007-02-12 Richard Henderson <rth@redhat.com>
287 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
288 result mode of the libcall, convert back to outmode.
290 2007-02-12 Roger Sayle <roger@eyesopen.com>
292 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
293 (bswapdi2): New define_expand to implement 32-bit implementation.
295 2007-02-12 Nick Clifton <nickc@redhat.com>
297 * doc/invoke.texi (Overall Options): Document --help=.
298 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
299 (cc1_options): Pass --help= on to cc1.
300 (display_help): Add description of --help=.
301 (process_command): Add code to handle --help=. Allow translated
302 --help and --target-help switches to be passed on to compiler
304 (main): Remove unused if statement.
305 * opts.c (columns): Remove.
306 (LEFT_COLUMN): Define.
307 (wrap_help): Add columns argument.
308 (print_filtered_help): Change parameters to be an include bitmask,
309 an exclude bitmask, an any bitmask and the column width. Move the
310 code to display the params list here. Add code to display the
311 status of options rather than their descriptions if the quiet flag
313 (print_specific_help): Change parameters to be an include bitmask,
314 an exclude bitmask and an any bitmask. Move code to look up the
315 column width here. Decide upon the title for an options listing.
316 (common_handle_options): Add code to handle --help=. Adapt code
317 for --help and --target-help to use the revised form of the
318 print_specific_help function.
319 (print_help): Delete.
320 (print_param_help): Delete.
321 (print_switch): Delete.
322 * opts.h (cl_lang_count): Add prototype.
323 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
324 CL_MAX_OPTION_CLASS): New defines.
325 * optc-gen.awk: Add construction of cl_lang_count.
326 * c.opt: Add Warning attribute to warning options and Optimization
327 attribute to optimization options.
328 * common.opt: Likewise.
330 Add -fhelp and -ftarget-help as aliases for the transformed --help
331 and --target-help options.
332 * opt-functions.awk: Add code to handle Warning and Optimization
335 2007-02-12 Richard Henderson <rth@redhat.com>
337 * config/alpha/constraints.md: New file.
338 * config/alpha/alpha.c: Include tm-constrs.h.
339 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
340 alpha_extra_constraint): Remove.
341 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
342 * config/alpha/alpha-protos.h: Update.
343 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
344 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
345 (EXTRA_CONSTRAINT): Remove.
346 * config/alpha/alpha.md: Include constraints.md.
347 (adddi splitter): Use satisfies_constraint_*.
348 * config/alpha/predicates.md (add_operand): Likewise.
349 (sext_add_operand, addition_operation): Likewise.
351 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
353 PR tree-optimization/29145
354 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
355 in our handling of restrict qualified pointers.
357 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
360 * doc/invoke.texi (Wunused-value): Update description.
361 (Wextra): Delete item.
362 * opts.c (set_Wextra): Don't use the value of Wextra to set the
363 value of Wunused-value.
364 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
365 (c_finish_stmt_expr): Don't check extra_warnings.
366 (emit_side_effect_warnings): The caller is responsible to check
369 2007-02-11 Roger Sayle <roger@eyesopen.com>
370 Matt Thomas <matt@3am-software.com>
372 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
374 2007-02-11 Roger Sayle <roger@eyesopen.com>
376 * simplify-rtx.c (simplify_relational_operation_1): Optimize
377 comparisons of POPCOUNT against zero.
378 (simplify_const_relational_operation): Likewise.
380 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
382 * doc/invoke.texi (Wextra): Delete outdated paragraph.
384 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
386 * dwarf2out.c (root_type): Delete unused function.
388 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
390 * genattrtab.c (contained_in_p): Delete unused function.
391 (write_expr_attr_cache): Likewise.
393 2007-02-11 Jan Hubicka <jh@suse.cz>
395 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
398 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
400 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
401 to add the REG_EQ* note.
402 * see.c (see_merge_one_use_extension): Likewise.
403 * local-alloc.c (update_equiv_regs): Likewise. Also don't
404 turn REG_EQUAL notes into REG_EQUIV notes if the target
405 register may have more than one set.
406 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
407 * gcse.c (try_replace_reg): Likewise.
408 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
409 * calls.c (fixup_tail_calls): Likewise. Abort if there is
410 more than one REG_EQUIV note.
411 * reload1.c (gen_reload): Use set_unique_reg_note.
413 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
415 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
416 (ix86_builtin_conversion): New function.
418 2007-02-06 Mark Mitchell <mark@codesourcery.com>
421 * tree.h (DECL_REPLACEABLE_P): New macro.
422 * except.c (set_nothrow_function_flags): Likewise.
424 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
425 Ira Rosen <irar@il.ibm.com>
426 Dorit Nuzman <dorit@il.ibm.com>
428 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
429 * targhooks.c (default_builtin_vectorized_conversion): New.
430 * targhooks.h (default_builtin_vectorized_function): New declaration.
431 * target.h (struct vectorize): Add builtin_conversion field.
432 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
433 stmt_vec_info_type value.
434 (vectorizable_conversion): New declaration.
435 * tree-vect-analyze.c (vect_analyze_operations): Add
436 vectorizable_conversion call.
437 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
438 * tree-vect-transform.c (vectorizable_conversion): New function.
439 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
440 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
442 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
443 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
444 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
445 or ALTIVEC_BUILTIN_VCFSX.
447 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
450 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
451 CONST_DOUBLE and operand 0 is a hard register.
452 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
453 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
454 is a hard floating-point register.
456 2007-02-10 Richard Henderson <rth@redhat.com>
457 Jakub Jelinek <jakub@redhat.com>
458 Alexandre Oliva <aoliva@redhat.com>
460 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
461 * builtin-types.def (BT_WORD): Make unsigned.
462 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
463 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
464 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
465 * c-decl.c (grokdeclarator): Don't error if !have_tls.
466 * c-parser.c (c_parser_omp_threadprivate): Likewise.
467 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
469 * expr.c (emutls_var_address): New.
470 (expand_expr_real_1): Expand emulated tls.
471 (expand_expr_addr_expr_1): Likewise.
472 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
473 * output.h (emutls_finish): Declare.
474 * toplev.c (compile_file): Call it.
475 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
476 address before wrapping in CONST.
477 * varasm.c (emutls_htab, emutls_object_type): New.
478 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
479 (get_emutls_object_name, get_emutls_object_type): New.
480 (get_emutls_init_templ_addr, emutls_decl): New.
481 (emutls_common_1, emutls_finish): New.
482 (assemble_variable): When emulating tls, swap decls; generate
483 constructor for the emutls objects.
484 (do_assemble_alias): When emulating tls, swap decl and target name.
485 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
487 * varpool.c (decide_is_variable_needed): Look at force_output.
488 Recurse for emulated tls.
489 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
490 with decide_is_variable_needed.
491 * emutls.c: New file.
492 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
493 tls_object for real tls.
495 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
497 PR rtl-optimization/29599
498 * reload1.c (eliminate_regs_in_insn): Take the destination
499 mode into account when computing the offset.
501 2007-02-09 Stuart Hastings <stuart@apple.com>
502 Richard Henderson <rth@redhat.com>
504 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
505 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
506 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
507 fixuns_truncdfhi2): New.
508 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
509 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
510 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
511 (floatunssidf2): Allow nonimmediate source.
512 * gcc/config/i386/sse.md (movdi_to_sse): New.
513 (vec_concatv2di): Drop '*'.
514 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
515 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
516 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
518 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
519 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
520 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
521 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
522 (ix86_build_signbit_mask): Fix decl of v, refactor to call
523 ix86_build_const_vector.
524 (x86_emit_floatuns): Rewrite.
526 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
528 * genautomata.c (longest_path_length): Delete unused function.
529 (struct state): Delete unused longest_path_length.
530 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
531 (get_free_state): Delete unused.
533 2007-02-09 Jan Hubicka <jh@suse.cz>
535 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
536 * doc/invoke.texi (inline-unit-growth): Update default value.
538 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
539 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
540 (rebuild_cgraph_edges): Likewise.
541 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
542 (dump_cgraph_node): Dump frequencies.
543 (cgraph_clone_edge): Add frequency scales.
544 (cgraph_clone_node): Add freuqnecy.
545 * cgraph.h (cgraph_edge): Add freuqnecy argument.
546 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
547 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
548 * tree-pass.h (TODO_rebuild_frequencies): New constant.
549 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
550 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
551 (save_inline_function_body): Likewise.
552 * ipa-inline.c: inluce rtl.h
553 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
554 (cgraph_edge_badness): Use frequencies.
555 (cgraph_decide_recursive_inlining): Update clonning.
556 (cgraph_decide_inlining_of_small_function): Dump frequency.
557 * predict.c (estimate_bb_frequencies): Export.
558 * predict.h (estimate_bb_frequencies): Declare.
559 * tree-inline.c (copy_bb): Watch overflows.
560 (expand_call_inline): Update call of cgraph_create_edge.
561 (optimize_inline_calls): Use TODO flags to update frequnecies.
562 * passes.h: Include predict.h
563 (init_optimization_passes): Move profile ahead.
564 (execute_function_todo): Handle TODO_rebuild_frequencies.
566 2007-02-09 Roger Sayle <roger@eyesopen.com>
568 * config/alpha/alpha.c (emit_insxl): Force the first operand of
569 the insbl or inswl pattern into a register.
571 2007-02-09 Roger Sayle <roger@eyesopen.com>
573 * config/ia64/ia64.md (bswapdi2): New define_insn.
575 2007-02-09 Richard Henderson <rth@redhat.com>
577 * config/i386/constraints.md (Ym): New constraint.
578 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
579 (movdi_1_rex64): Split sse and xmm general register moves from
580 memory move alternatives. Use conditional register constraints.
581 (movsf_1, movdf_integer): Likewise.
582 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
583 (movdf_integer_rex64): New.
584 (pushsf_rex64): Fix output constraints.
585 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
586 (sse2_stored): Likewise.
587 (sse2_storeq_rex64): New.
588 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
590 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
591 for optimize_size. Remove SF/DFmode hack.
593 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
595 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
598 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
599 Richard Sandiford <richard@codesourcery.com>
601 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
602 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
603 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
604 m68k/t-mlib to tmake_file.
605 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
606 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
607 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
608 Allow it to be cf or m68k. Set m68k_arch_family. If that
609 variable is not empty, add t-$m68k_arch_family to tmake_file.
610 Add t-mlibs to tmake_file.
611 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
612 * config/m68k/t-cf: New file.
613 * config/m68k/t-m68k: Likewise.
614 * config/m68k/t-mlibs: Likewise.
615 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
616 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
617 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
618 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
619 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
621 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
622 (INSTALL_LIBGCC): Delete.
623 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
624 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
625 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
626 (M68K_MLIB_CPU): Define.
627 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
628 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
629 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
631 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
632 Richard Guenther <rguenther@suse.de>
635 * fold-const.c (fold_comparison): Handle obfuscated comparisons
636 against INT_MIN/INT_MAX.
637 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
638 file if a loop is removed.
640 2007-02-09 Joseph Myers <joseph@codesourcery.com>
642 * calls.c (store_one_arg): Pass correct alignment to
643 emit_push_insn for non-BLKmode values.
644 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
645 unaligned stack slot via a suitably aligned slot.
647 2007-02-08 DJ Delorie <dj@redhat.com>
649 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
651 (legal_subregs): Use unsigned char, make const.
652 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
654 2007-02-08 Paul Brook <paul@codesourcery.com>
656 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
657 special interworking needed.
659 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
661 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
662 conditional to __SSE2__.
663 (Entries below should have been added to first ChangeLog
664 entry for amdfam10 dated 2007-02-05)
665 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
667 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
669 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
672 2007-02-08 DJ Delorie <dj@redhat.com>
674 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
675 * config/m32c/m32c.c (legal_subregs): New.
676 (m32c_illegal_subreg_p): New.
677 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
678 unsupported subregs of hard regs.
680 2007-02-08 Jan Hubicka <jh@suse.cz>
682 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
683 the same one; always update histograms.
685 2007-02-08 Diego Novillo <dnovillo@redhat.com>
687 * passes.c (init_optimization_passes): Tidy comment.
689 2007-02-08 Roger Sayle <roger@eyesopen.com>
691 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
692 strip zero_extend, bswap and rotates from POCOUNT's argument.
693 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
694 zero_extend and rotates from PARITY's argument.
695 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
696 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
697 of an integer constant at compile-time.
699 2007-02-08 Diego Novillo <dnovillo@redhat.com>
702 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
704 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
707 * tree-ssa-live.c (remove_unused_locals): Do not remove
708 TREE_ADDRESSABLE variables.
709 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
710 * tree-ssa-operands.c (add_virtual_operand): Remove argument
711 FOR_CLOBBER. Update all users.
712 If VAR has an associated alias set, add a virtual operand for
713 it if no alias is found to conflict with the memory reference.
715 2007-02-07 Jan Hubicka <jh@suse.cz>
716 Robert Kidd <rkidd@crhc.uiuc.edu>
718 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
720 2007-02-07 Ian Lance Taylor <iant@google.com>
722 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
724 2007-02-07 Roger Sayle <roger@eyesopen.com>
726 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
727 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
728 tablejumpdi, movsi_to_cr_one): Remove constraints from
729 define_expand's match_operands.
731 2007-02-07 Roger Sayle <roger@eyesopen.com>
733 * global.c (compute_regsets): Move declatation of "i" inside of
734 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
736 2007-02-07 Jakub Jelinek <jakub@redhat.com>
739 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
740 of INDIRECT_REF <RESULT_DECL>.
742 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
744 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
745 Kaz Kojima <kkojima@gcc.gnu.org>
748 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
750 (sh_initialize_trampoline): Add parentheses to avoid a warning.
752 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
754 * doc/loop.texi: Document possibility not to perform disambiguation
755 of loops with multiple latches.
756 * cfgloopmanip.c (alp_enum_p): Removed.
757 (add_loop): Handle subloops. Use get_loop_body_with_size.
758 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
759 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
760 the new forwarder block.
761 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
762 Handle the case latch is NULL.
763 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
764 when marking loop exits.
765 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
767 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
768 disambiguate_loops_with_multiple_latches.
769 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
770 before fix_loop_structure.
771 * cfgloop.c: Include pointer-set.h and output.h.
772 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
773 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
774 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
775 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
776 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
777 disambiguate_multiple_latches, get_loop_body_with_size,
778 disambiguate_loops_with_multiple_latches): New functions.
779 (flow_loop_dump): Dump multiple latch edges.
780 (flow_loop_nodes_find): Handle loops with multiple latches.
781 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
782 (glb_enum_p): Modified.
783 (get_loop_body): Use get_loop_body_with_size.
784 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
785 (AVOID_CFG_MODIFICATIONS): New constant.
786 (disambiguate_loops_with_multiple_latches, add_loop,
787 get_loop_body_with_size): Declare.
788 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
790 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
793 * global.c (compute_regsets): New function.
794 (global_alloc): Refactored ELIMINABLE_REGSET
795 and NO_GLOBAL_ALLOC_REGS computation out.
796 (rest_of_handle_global_alloc): Call compute_regsets()
797 for non-optimizing case.
799 2007-02-06 Richard Henderson <rth@redhat.com>
801 * config/i386/constraints.md (Y2): Rename from Y.
802 (Yi): New constraint.
803 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
804 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
805 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
806 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
807 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
808 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
809 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
810 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
811 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
812 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
813 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
814 vec_extractv2si_1): Change Y constraints to Y2.
815 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
816 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
817 Change Y constraints to Y2.
818 (sse2_loadld): Change Y constraints to x.
820 2007-02-06 Roger Sayle <roger@eyesopen.com>
822 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
823 (parity<mode>2): New define_expand using rs6000_emit_parity.
824 * config/rs6000/rs6000.c (rs6000_emit_popcount,
825 rs6000_emit_parity): New functions.
826 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
827 rs6000_emit_parity): Prototype here.
829 2007-02-06 Ian Lance Taylor <iant@google.com>
831 * lower-subreg.c (simple_move_operand): Reject CONST.
832 (resolve_clobber): Call validate_change rather than directly
833 assigning to XEXP (pat, 0).
835 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
837 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
838 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
839 (tree-cfg.o): Remove hashtab.h dependency.
841 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
842 (struct ivopts_data): Change niters to pointer_map_t.
843 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
844 (niter_for_exit): Create pointer_map on demand. Change for
846 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
847 (free_loop_data): Destroy data->niters if created and reset field.
848 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
849 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
851 * tree-ssa-reassoc.c: Include pointer-set.h.
852 (bb_rank): Change to long *.
853 (operand_rank): Change to pointer_map_t.
854 (find_operand_rank): Return long, -1 if not found. Declare as inline.
855 (insert_operand_rank): Accept long.
856 (operand_entry_hash, operand_entry_eq): Remove.
857 (get_rank): Return long. Adjust for changes above.
858 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
860 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
862 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
863 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
864 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
866 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
867 directly since it cannot be NULL.
868 (get_vi_for_tree): Rewrite for pointer_map API.
869 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
870 (init_alias_vars): Create vi_for_tree as pointer_map.
871 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
873 * tree-cfg.c: Don't include hashtab.h.
874 (edge_to_cases): Declare as pointer_map.
875 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
877 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
878 (start_recording_case_labels): Create edge_to_cases as pointer_map.
879 (end_recoding_case_labels): Cleanup edge_to_cases manually before
881 (record_switch_edge): Delete.
882 (get_cases_for_edge): Adjust for pointer_map API, inline
883 record_switch_edge (rewritten for new API), remove goto.
885 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
887 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
888 * tree-nested.c: Include pointer-set.h.
889 (var_map_elt, var_map_eq, var_map_hash): Delete.
890 (struct nesting_info): Remove GTY marker. Change the two htab_t's
892 (nesting_info_bitmap_obstack): New.
893 (lookup_field_for_decl): Adjust for pointer_map API.
894 (lookup_tramp_for_decl): Adjust for pointer_map API.
895 (get_nonlocal_debug_decl): Adjust for pointer_map API.
896 (get_local_debug_decl): Adjust for pointer_map API.
897 (convert_nl_goto_reference): Adjust for pointer_map API.
898 (convert_nl_goto_receiver): Adjust for pointer_map API.
899 (create_nesting_tree): Create outside GGC space. Create bitmap on
900 the new obstack. Create field_map and var_map as pointer_maps.
901 (free_nesting_tree): Adjust for changes to create_nesting_tree.
903 (lower_nested_functions): Move root here, no need to NULL it.
904 Initialize and release the obstack.
906 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
908 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
909 Remove prototypes and make them non-static.
910 (struct tree_int_map): Remove.
911 * tree.h (struct tree_int_map): Move here, turning TO into an
913 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
915 * tree.h (TREE_COMPLEXITY): Remove.
916 (struct tree_exp): Remove complexity field.
917 * tree.c (build1_stat): Don't set it.
919 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
920 Victor Kaplansky <victork@il.ibm.com>
922 * tree-vectorizer.c (vect_is_simple_use): Support induction.
923 (vect_is_simple_reduction): Support reduction with induction as
925 (vect_is_simple_iv_evolution): Fix formatting.
926 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
927 formatting. Don't mark induction phis for vectorization.
928 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
929 * tree-vect-transform.c (get_initial_def_for_induction): New function.
930 (vect_get_vec_def_for_operand): Support induction.
931 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
933 (vectorizable_reduction): Support reduction with induction as one of
935 (vectorizable_type_demotion): Use def-type of stmt argument rather
938 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
939 flag_tree_scev_cprop.
940 * common.opt (tree-scev-cprop): New flag.
942 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
943 call to vect_get_new_vect_var.
945 2007-02-06 Ira Rosen <irar@il.ibm.com>
947 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
949 (vect_pattern_recog_1): Likewise.
951 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
953 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
954 (fold_negate_expr): Likewise.
956 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
959 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
960 even if cv-qualification is the same.
962 2007-02-05 Geoffrey Keating <geoffk@apple.com>
964 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
965 __enable_execute_stack on completion.
967 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
969 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
970 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
971 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
972 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
973 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
974 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
975 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
976 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
978 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
980 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
981 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
982 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
983 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
984 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
985 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
986 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
987 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
988 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
989 umuldi3_highpart_rex64, umulsi3_highpart_insn,
990 umulsi3_highpart_zext, smuldi3_highpart_rex64,
991 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
992 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
993 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
994 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
995 sqrtextenddfxf2_i387): Added amdfam10_decode.
997 * config/i386/athlon.md (athlon_idirect_amdfam10,
998 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
999 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
1000 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
1001 athlon_ivector_store_amdfam10): New define_insn_reservation.
1002 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
1005 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1007 * config/i386/athlon.md (athlon_call_amdfam10,
1008 athlon_pop_amdfam10, athlon_lea_amdfam10): New
1009 define_insn_reservation.
1010 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
1011 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
1012 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
1014 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1016 * config/i386/athlon.md (athlon_sseld_amdfam10,
1017 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
1018 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
1020 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1022 * config/i386/athlon.md (athlon_sseins_amdfam10): New
1023 define_insn_reservation.
1024 * config/i386/i386.md (sseins): Added sseins to define_attr type
1025 and define_attr unit.
1026 * config/i386/sse.md: Set type attribute to sseins for insertq
1029 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1031 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
1032 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
1033 ssecomi_load_amdfam10, ssecomi_amdfam10,
1034 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
1035 define_insn_reservation.
1036 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
1038 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1040 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
1041 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
1042 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
1043 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
1044 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
1045 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
1046 define_insn_reservation.
1048 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
1049 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
1050 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
1051 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
1052 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
1054 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1056 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
1057 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
1058 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
1059 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
1060 athlon_ssemul_load_k8): Added amdfam10.
1062 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1064 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
1065 (x86_sse_unaligned_move_optimal): New variable.
1067 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
1069 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
1070 for unaligned vector SSE double/single precision loads for AMDFAM10.
1072 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1074 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
1075 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
1076 Define TARGET_CPU_DEFAULT_amdfam10.
1077 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
1078 (processor_type): Add PROCESSOR_AMDFAM10.
1080 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
1081 processor_type in config/i386/i386.h.
1082 Enable imul peepholes for TARGET_AMDFAM10.
1084 * config.gcc: Add support for --with-cpu option for amdfam10.
1086 * config/i386/i386.c (amdfam10_cost): New variable.
1087 (m_AMDFAM10): New macro.
1088 (m_ATHLON_K8_AMDFAM10): New macro.
1089 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
1090 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
1091 x86_promote_QImode, x86_integer_DFmode_moves,
1092 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1093 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
1094 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
1095 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
1096 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
1097 Enable/disable for amdfam10.
1098 (override_options): Add amdfam10_cost to processor_target_table.
1099 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
1100 processor_alias_table.
1101 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
1102 (ix86_adjust_cost): Add code for amdfam10.
1104 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1106 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
1107 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
1108 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
1109 * config/i386/i386.h: Add builtin definition for SSE4A.
1110 * config/i386/i386.md: Add support for ABM instructions
1112 * config/i386/sse.md: Add support for SSE4A instructions
1113 (movntss, movntsd, extrq, insertq).
1114 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
1115 Add -march=amdfam10 flag.
1116 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
1117 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
1119 * doc/extend.texi: Add documentation for SSE4A builtins.
1121 2007-02-05 Bob Wilson <bob.wilson@acm.org>
1123 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
1125 2007-02-05 Richard Guenther <rguenther@suse.de>
1127 * tree-vectorizer.h (vectorizable_function): Add argument type
1128 argument, change return type.
1129 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
1130 * tree-vect-transform.c (vectorizable_function): Handle extra
1131 argument, return vectorized function decl.
1132 (build_vectorized_function_call): Remove.
1133 (vectorizable_call): Handle calls with result and argument types
1134 differing. Handle loop vectorization factor correctly.
1135 * targhooks.c (default_builtin_vectorized_function): Adjust for
1137 * targhooks.h (default_builtin_vectorized_function): Likewise.
1138 * target.h (builtin_vectorized_function): Add argument type
1140 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
1141 extra argument, allow vectorizing of lrintf.
1142 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
1143 documentation of target hook.
1145 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
1148 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
1149 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
1150 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
1152 2007-02-05 Roger Sayle <roger@eyesopen.com>
1154 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
1155 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
1156 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
1157 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
1158 before canonicalizing sincos to cexpi.
1159 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
1161 2007-02-05 Roger Sayle <roger@eyesopen.com>
1163 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
1164 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
1165 (alpha_init_builtins): Use alpha_add_builtins to process tables.
1167 2007-02-05 Roger Sayle <roger@eyesopen.com>
1169 * mips-tfile.c (initialize_init_file): Correct endianness test.
1171 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
1173 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
1176 2007-02-05 Richard Sandiford <richard@codesourcery.com>
1178 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
1179 saves in a PARALLEL before the register assignments.
1181 2007-02-05 Richard Sandiford <richard@codesourcery.com>
1183 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
1184 DWARF_FRAME_RETURN_COLUMN to be a general register.
1185 * dwarf2out.c (init_return_column_size): New function, split from...
1186 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
1187 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
1188 to be nongeneral registers.
1189 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
1191 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
1192 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
1194 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
1196 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
1198 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
1200 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
1201 (remove_path): Use can_remove_branch_p and remove_branch instead
1202 of loop_delete_branch_edge.
1203 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
1204 (tree_transform_and_unroll_loop): Remove dead branches immediately.
1205 Update profile using scale_dominated_blocks_in_loop.
1206 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
1207 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
1208 (can_remove_branch_p, remove_branch): Declare.
1209 * tree-cfg.c (tree_can_remove_branch_p): New function.
1210 (tree_cfg_hooks): Add tree_can_remove_branch_p.
1211 * cfgrtl.c (rtl_can_remove_branch_p): New function.
1212 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
1214 2007-02-05 Jan Hubicka <jh@suse.cz>
1217 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
1218 nodes in cgraph, don't remove offline copy of the function.
1220 2007-02-04 Jan Hubicka <jh@suse.cz>
1222 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
1223 vectors might cause maybe_lookup_element_for_expr to be called
1224 on non-sra-candidate.
1226 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
1228 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
1229 config/bfin/bfin.md, config/bfin/predicates.md: Follow
1230 spelling conventions.
1232 2007-02-04 Richard Guenther <rguenther@suse.de>
1235 * fold-const.c (try_move_mult_to_index): Make sure to not
1236 overflow one dimension of a multi-dimensional array access.
1238 2007-02-04 Jan Hubicka <jh@suse.cz>
1240 * passes.c (init_optimization_passes): Reindent.
1242 2007-02-04 Jan Hubicka <jh@suse.cz>
1243 Eric Botcazou <ebotcazou@adacore.com>
1245 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
1246 (execute_fixup_cfg): Break out the abnormal goto code.
1247 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
1248 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
1249 (optimize_inline_calls): Call make_nonlocal_label_edges.
1251 2007-02-04 Jan Hubicka <jh@suse.cz>
1253 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
1254 true when something was changed.
1255 (rename_ssa_copies): When something was changed, do
1256 TODO_remove_unused_locals.
1257 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
1258 add TODO_remove_unused_locals when instruction was removed.
1260 2007-02-04 Jan Hubicka <jh@suse.cz>
1262 * ipa-inline.c (try_inline): Improve debug output; work on already
1264 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
1265 call try_inline for already inlined edges too when flattening;
1266 inline also functions that make callee growth but overall unit size
1269 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
1271 * config/m32c/bitops.md, config/m32c/jump.md,
1272 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
1273 config/m32r/m32r.h, config/m32r/m32r.md,
1274 config/m32r/predicates.md, config/m68hc11/larith.asm,
1275 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
1276 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
1277 config/mips/mips-protos.h, config/mips/mips.c,
1278 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
1279 config/mn10300/mn10300.h, config/mn10300/predicates.md,
1280 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
1281 spelling conventions.
1283 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
1284 Follow spelling conventions.
1286 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
1288 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
1289 warn about C++0x compatibility.
1291 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
1293 * config/h8300/h8300.c, config/h8300/h8300.h,
1294 config/h8300/h8300.md: Follow spelling conventions.
1296 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
1299 * combine.c (try_combine): Do not substitute source operand
1300 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
1302 2007-02-03 Jan Hubicka <jh@suse.cz>
1304 PR gcov-profile/30650
1305 * value-prof.c (stringop_block_profile): Fix handling of size counter;
1306 do not divide by zero for never executed counters.
1307 (tree_find_values_to_profile): Fix counters.
1308 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
1310 2007-02-03 Ian Lance Taylor <iant@google.com>
1312 * lower-subreg.c (simple_move_operand): New static function,
1313 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
1315 (simple_move): Call simple_move_operand.
1316 (find_decomposable_subregs): Add special handling of MEMs.
1317 (can_decompose_p): Rename from cannot_decompose_p. Reverse
1318 meaning of return value. If we see a hard register, test whether
1319 it can store a word_mode value. Change all callers.
1321 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1323 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
1324 ftrapv insns and expanders.
1325 (subdi3): Change define_expand operand 1 to arith11_operand, and
1326 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
1327 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
1328 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
1332 * varasm.c (notice_global_symbol): Treat global objects as weak when
1335 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1337 * emit-rtl.c (dconstpi): Delete.
1339 (init_emit_once): Delete dconstpi and init dconstsqrt2.
1340 * real.h (dconstpi): Delete.
1342 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
1343 (fold_builtin_hypot): Likewise.
1345 2007-02-03 Tom Tromey <tromey@redhat.com>
1348 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
1349 -gcoff3, -gxcoff3, -gvms3 implies -dD.
1351 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
1353 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
1354 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
1355 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
1356 config/rs6000/cell.md, config/rs6000/darwin.h,
1357 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
1358 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
1359 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
1360 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
1361 typos. Follow spelling conventions.
1362 * doc/invoke.texi: Follow spelling conventions.
1364 2007-02-03 Roger Sayle <roger@eyesopen.com>
1366 * simplify-rtx.c (simplify_relational_operation_1): Implement some
1367 canonicalization transformations that attempt to simplify integer
1368 constant comparisons to become comparisons against zero.
1370 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1372 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
1374 * fold-const.c (fold_binary): Fix comment typos. Fold complex
1375 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
1377 2007-02-02 Mike Stump <mrs@apple.com>
1379 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
1380 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
1381 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
1382 generate a branch island.
1384 2007-02-02 Bob Wilson <bob.wilson@acm.org>
1386 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
1387 (xtensa_legitimate_address_p): New.
1388 (xtensa_legitimize_address): New.
1389 (xtensa_output_addr_const_extra): New.
1390 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
1392 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
1393 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
1394 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
1395 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
1396 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
1397 (xtensa_legitimize_address): New.
1398 (xtensa_output_addr_const_extra): New.
1400 2007-02-02 Steve Ellcey <sje@cup.hp.com>
1402 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
1404 2007-02-02 Ian Lance Taylor <iant@google.com>
1406 * expmed.c (expand_divmod): Add comment.
1408 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
1410 * emit-rtl.c (renumber_insns): Remove.
1411 * flags.h: Remove the extern for flag_renumber_insns.
1412 * rtl.h: Remove the prototype for renumber_insns.
1413 * toplev.c (flag_renumber_insns): Remove.
1415 2007-02-02 Hui-May Chang <hm.chang@apple.com>
1417 Revert for x86 darwin:
1418 2005-06-19 Uros Bizjak <uros@kss-loka.si>
1420 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
1421 code before the following patch under TARGET_MACHO.
1422 (ix86_function_value_regno_p): Likewise.
1424 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1426 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
1429 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1432 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
1433 general or fp registers. Add comments.
1434 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
1436 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
1438 * pointer-set.c (insert_aux): Only return insertion slot.
1439 (pointer_set_insert): Adjust.
1440 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
1441 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
1442 pointer_map_traverse): New.
1443 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
1444 pointer_map_create, pointer_map_destroy, pointer_map_insert,
1445 pointer_map_contains, pointer_map_traverse): Declare.
1447 2007-02-02 Jakub Jelinek <jakub@redhat.com>
1450 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
1451 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
1453 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1455 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
1457 (struct _dep): New type.
1458 (dep_t): New typedef.
1459 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
1460 (DEP_STATUS): New access macro. The macro with the same name was
1461 renamed to DEP_LINK_STATUS.
1462 (dep_init): Declare function
1464 (struct _dep_link): New type.
1465 (dep_link_t): New typedef.
1466 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
1467 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
1468 (DEP_LINK_STATUS): New macro.
1469 (debug_dep_links): New debug function.
1471 (struct _deps_list): New type.
1472 (deps_list_t): New typedef.
1473 (DEPS_LIST_FIRST): New access macro.
1474 (FOR_EACH_DEP_LINK): New cycle macro.
1475 (create_deps_list, free_deps_list, delete_deps_list): Declare
1477 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
1478 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1479 (copy_deps_list_change_con): Ditto.
1481 (move_dep_link): Declare function.
1483 (struct _dep_node): New type.
1484 (dep_node_t): New typedef.
1485 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
1487 (struct haifa_insn_data.back_deps): New field to hold backward
1488 dependencies of the insn.
1489 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
1491 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
1492 Change its type to deps_list_t.
1493 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
1494 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
1495 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
1497 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
1499 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
1501 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
1503 (dep_cost): Declare.
1505 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
1506 (ds_to_dk, dk_to_ds): New functions.
1508 (init_dep_1): New static function.
1509 (init_dep): New function.
1510 (copy_dep): New static function.
1512 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
1514 (detach_dep_link): New static function.
1515 (move_dep_link): New function.
1517 (dep_links_consistent_p, dump_dep_links): New static functions.
1518 (debug_dep_links): New debugging function.
1520 (deps_obstack, dl_obstack, dn_obstack): New static variables.
1522 (alloc_deps_list, init_deps_list): New static functions.
1523 (create_deps_list): New function.
1524 (clear_deps_list): New static function.
1525 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
1526 (deps_list_consistent_p, dump_deps_list): New static functions.
1527 (debug_deps_list): New function.
1528 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
1530 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
1532 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
1533 use new scheduler dependencies lists.
1534 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
1535 (sched_analyze): Ditto. Initialize dependencies lists.
1536 (add_forw_dep, compute_forward_dependences): Update to use new
1537 scheduler dependencies lists.
1539 (init_dependency_caches): Init deps_obstack.
1540 (free_dependency_caches): Free deps_obstack.
1542 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
1543 new scheduler dependencies lists.
1544 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
1545 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1547 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
1548 Update to use new scheduler dependencies lists.
1549 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
1550 (debug_dependencies): Ditto.
1551 (schedule_region): Update comments.
1553 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
1554 scheduler dependencies lists.
1555 (schedule_ebb): Update comments.
1557 * rtl.def (DEPS_LIST): Remove.
1559 * lists.c (unused_deps_list): Remove.
1560 (free_list): Update assertions.
1562 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
1563 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
1565 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
1566 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
1568 * haifa-sched.c (comments): Update.
1569 (insn_cost1): Remove. Inline the code into insn_cost ().
1570 (insn_cost): Update to use new scheduler dependencies lists. Move
1571 processing of the dependency cost to dep_cost ().
1572 (dep_cost): New function. Use it instead of insn_cost () when
1573 evaluating cost of the dependency. Use compatible interface to
1574 interact with the target.
1575 (priority): Update to use new scheduler dependencies lists.
1576 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
1577 with greater number of insns that depend on the insn.
1578 (schedule_insn): Update to use new scheduler dependencies lists. Add
1579 code to free backward dependencies lists. Inline and optimize code
1580 from resolve_dep () - see PR28071.
1581 (ok_for_early_queue_removal): Update to use new scheduler dependencies
1582 lists. Update call to targetm.sched.is_costly_dependence hook.
1584 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
1585 scheduler dependencies lists.
1587 (resolve_dep): Remove. Move the logic to schedule_insn ().
1588 (init_h_i_d): Initialize dependencies lists.
1590 (process_insn_depend_be_in_spec): Rename to
1591 process_insn_forw_deps_be_in_spec. Update to use new scheduler
1593 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
1594 Update to use new scheduler dependencies lists.
1595 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
1597 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
1598 new scheduler dependencies lists.
1599 (build_intra_loop_deps): Ditto.
1601 * target.h (struct _dep): Declare to use in
1602 gcc_target.sched.is_costly_dependence.
1603 (struct gcc_target.sched.adjust_cost): Fix typo.
1604 (struct gcc_target.sched.is_costly_dependence): Change signature to use
1605 single dep_t parameter instead of an equivalent triad.
1606 (struct gcc_target.sched.adjust_cost_2): Remove.
1608 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
1610 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
1612 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
1614 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
1616 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
1617 (REG_DEP_TRUE): Document.
1619 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
1620 Change signature to correspond to the targetm.sched.adjust_cost hook.
1621 Update use in TARGET_SCHED_ADJUST_COST_2.
1622 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
1623 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
1624 new scheduler dependencies lists.
1625 (ia64_gen_check): Ditto.
1627 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
1630 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
1631 signature to correspond to the targetm.sched.is_costly_dependence hook.
1632 (is_costly_group): Update to use new scheduler dependencies lists.
1634 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
1635 instead of INSN_COST () macro.
1637 2007-02-01 Ian Lance Taylor <iant@google.com>
1639 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
1641 2007-02-01 Guy Martin <gmsoft@gentoo.org>
1643 * pa.md (tp_load): Correct mfctl instruction syntax.
1645 2007-02-01 Geoffrey Keating <geoffk@apple.com>
1647 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
1648 altivec_padding_size calculation on AIX. Improve comment, add
1649 assert to verify that it's right.
1651 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
1654 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
1657 * global.c (global_alloc): Add mising initialization of
1660 2007-02-01 Roger Sayle <roger@eyesopen.com>
1662 * alias.c (init_alias_analysis): Correct whitespace.
1663 * bb-reorder.c (fix_edges_for_rarely_executed_code,
1664 partition_hot_cold_basic_blocks): Likewise.
1665 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1666 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
1667 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1668 fold_builtin_snprintf_chk, fold_builtin_printf,
1669 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
1670 do_mpfr_arg3, do_mpfr_sincos): Likewise.
1671 * cfgcleanup.c (cleanup_cfg): Likewise.
1672 * cfgexpand.c (tree_expand_cfg): Likewise.
1673 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
1674 * function.c (get_next_funcdef_no): Likewise.
1675 * gengtype.c (main): Likewise.
1676 * genmodes.c (main): Likewise.
1677 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
1678 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
1679 * ifcvt.c (noce_emit_move_insn): Likewise.
1680 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
1682 * stor-layout.c (get_best_mode): Likewise.
1683 * tree-ssa-loop-niter.c (get_val_for): Likewise.
1684 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
1685 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
1686 perform_var_substitution, solve_graph): Likewise.
1687 * tree-vrp.c (vrp_finalize): Likewise.
1689 2007-02-01 Ian Lance Taylor <iant@google.com>
1691 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
1692 high part of a paradoxical subreg, return a constant zero.
1694 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
1696 * toplev.c (lang_dependent_init): Call init_set_costs.
1697 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
1699 2007-02-01 Richard Guenther <rguenther@suse.de>
1702 * fold-const.c (fold_negate_expr): Allow negating a
1703 constant if overflow does not change.
1705 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1707 * doc/c-tree.texi (Expression trees): Improve markup.
1708 * doc/tm.texi (Register Classes, Addressing Modes)
1709 (Floating Point): Fix spacing after abbreviations. Fix some
1712 2007-02-01 Ben Elliston <bje@au.ibm.com>
1714 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
1715 * doc/contrib.texi: Likewise.
1716 * doc/install.texi: Likewise.
1718 2007-01-31 Richard Henderson <rth@redhat.com>
1719 Ian Lance Taylor <iant@google.com>
1721 * lower-subreg.c: New file.
1722 * rtl.def (CONCATN): Define.
1723 * passes.c (init_optimization_passes): Add pass_lower_subreg and
1725 * emit-rtl.c (update_reg_offset): New static function, broken out
1726 of gen_rtx_REG_offset.
1727 (gen_rtx_REG_offset): Call update_reg_offset.
1728 (gen_reg_rtx_offset): New function.
1729 * regclass.c: Revert patch of 2006-03-05, restoring
1731 (clear_reg_info_regno): New function.
1732 * dwarf2out.c (concatn_loc_descriptor): New static function.
1733 (loc_descriptor): Handle CONCATN.
1734 * common.opt (fsplit_wide_types): New option.
1735 * opts.c (decode_options): Set flag_split_wide_types when
1737 * timevar.def (TV_LOWER_SUBREG): Define.
1738 * rtl.h (gen_reg_rtx_offset): Declare.
1739 (reg_scan_update): Declare.
1740 * regs.h (clear_reg_info_regno): Declare.
1741 * tree-pass.h (pass_lower_subreg): Declare.
1742 (pass_lower_subreg2): Declare.
1743 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
1744 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
1746 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
1747 * Makefile.in (OBJS-common): Add lower-subreg.o.
1748 (lower-subreg.o): New target.
1750 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
1752 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
1754 2007-01-31 Anatoly Sokolov <aesok@post.ru>
1757 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
1759 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1762 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
1764 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
1766 * cfgloop.h: Include vec-prim.h.
1767 (enum li_flags): Remove LI_ONLY_OLD.
1768 (loop_iterator): Changed.
1769 (fel_next, fel_init): Iterate over loop tree.
1770 (FOR_EACH_LOOP_BREAK): New macro.
1771 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
1773 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
1774 * modulo-sched.c (sms_schedule): Ditto.
1775 * tree-vectorizer.c (vectorize_loops): Ditto.
1776 * doc/loop.texi: Update information on loop numbering and behavior of
1777 FOR_EACH_LOOP wrto new loops.
1778 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
1779 add_to_evolution_1): Test nestedness of loops instead of comparing
1781 * tree-chrec.c (chrec_fold_plus_poly_poly,
1782 chrec_fold_multiply_poly_poly, chrec_evaluate,
1783 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
1784 reset_evolution_in_loop): Ditto.
1785 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
1787 2007-01-31 Dirk Mueller <dmueller@suse.de>
1789 * c-common.c (warn_about_parentheses): Separate warning about
1790 un-parenthized sequence of comparison operators from the one
1791 which is supposed to warn about x <= y <= z.
1793 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
1795 * optabs.h (enum optab_index): Add new OTI_isinf.
1796 (isinf_optab): Define corresponding macro.
1797 * optabs.c (init_optabs): Initialize isinf_optab.
1798 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
1800 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
1801 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
1803 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
1804 expand_builtin_interclass_mathfn.
1805 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
1806 * config/i386/i386.md (UNSPEC_FXAM): New constant.
1807 (fxam<mode>2_i387): New insn pattern.
1808 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
1809 built-in functions as x87 inline asm.
1811 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
1813 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
1815 2007-01-30 Eric Christopher <echristo@apple.com>
1817 * config.gcc: Add geode.
1819 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
1821 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
1822 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
1823 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
1824 value-prof.c: Fix comment typos.
1826 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1829 * doc/invoke.texi (Wpointer-arith): Document warning.
1831 2007-01-30 Janis Johnson <janis187@us.ibm.com>
1833 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
1834 the list of discrepancies from the draft TR.
1836 2007-01-30 Dirk Mueller <dmueller@suse.de>
1839 * doc/invoke.texi (-Wreturn-type): Update description to
1842 2007-01-30 Richard Sandiford <richard@codesourcery.com>
1844 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
1846 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
1848 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
1849 to handle optabs that operate on floating point input argument and
1850 output to integer output.
1851 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
1852 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
1853 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
1854 expand_builtin_interclass_mathfn ().
1855 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
1857 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
1858 ilogbl built-in functions as x87 intrinsics.
1860 2007-01-30 Richard Guenther <rguenther@suse.de>
1863 * dwarf2out.c (reference_to_unused): Query varpool if the
1864 variable was output.
1866 2007-01-30 Richard Guenther <rguenther@suse.de>
1869 * passes.c (execute_one_pass): Reset in_gimple_form to not
1870 confuse non-unit-at-a-time mode.
1872 2007-01-29 Roger Sayle <roger@eyesopen.com>
1873 Richard Guenther <rguenther@suse.de>
1875 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
1876 avoid undefined behaviour on overflow. Use force_fit_type_double
1877 to construct the constant with the specified TREE_OVERFLOW.
1879 2007-01-29 Janis Johnson <janis187@us.ibm.com>
1881 * config/dfp-bit.c: Add parameterized support for fp exceptions.
1882 * config/dfp-bit.h: Ditto.
1884 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1886 * c-decl.c (pop_scope): Replace warnings with call to
1887 warn_for_unused_label.
1888 * c-common.h (warn_for_unused_label): Declare.
1889 * c-common.c (warn_for_unused_label): Define.
1891 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1893 * tree-optimize.c (update_inlined_to_pointers): Delete unused
1896 2007-01-29 Janis Johnson <janis187@us.ibm.com>
1898 * Makefile.in (USER_H): Remove decfloat.h.
1899 * ginclude/decfloat.h: Delete, moving contents to ...
1900 * ginclude/float.h: Add support for decimal floating point,
1901 guarded by __STDC_WANT_DEC_FP__.
1903 2007-01-29 Mike Stump <mrs@apple.com>
1905 * doc/gccint.texi (Top): Rename Loop Representation to Loop
1906 Analysis and Representation to resolve case insensitive conflict.
1907 * doc/loop.texi (Loop Analysis and Representation): Likewise.
1909 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
1911 * tree.h (struct tree_memory_tag): Add aliases member.
1912 (MTAG_ALIASES): New macro.
1913 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
1914 (add_may_alias): Remove pointer-set. Update for may_aliases being
1916 (mark_aliases_call_clobbered): Update for may_aliases being a
1918 (compute_tag_properties): Ditto.
1919 (create_partition_for): Ditto.
1920 (compute_memory_partitions): Ditto.
1921 (dump_may_aliases_for): Ditto.
1922 (is_aliased_with): Ditto.
1923 (add_may_alias_for_new_tag): Ditto.
1924 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
1925 (compute_is_aliased): New function.
1926 (compute_may_aliases): Call compute_is_aliased).
1927 (init_alias_info): Initialize alias_bitmap_obstack.
1928 (union_alias_set_into): New function.
1929 (compute_flow_sensitive_aliasing): Use union_aliases_into.
1930 (have_common_aliases_p): Rewrite to take two bitmaps and use
1932 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
1934 (finalize_ref_all_pointers): Update for add_may_alias changes.
1935 (new_type_alias): Ditto.
1936 * tree-flow-inline.h (may_aliases): Return a bitmap.
1937 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
1938 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1939 may_aliases being a bitmap.
1940 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
1941 may_aliases now returns a bitmap.
1942 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
1944 * tree-ssa-operands.c (add_virtual_operand): Update for
1945 may_aliases being a bitmap.
1947 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
1949 PR tree-optimization/30630
1950 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
1951 variable as changed.
1953 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
1956 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
1957 expanded only once even if an error occurs.
1959 2007-01-29 Ben Elliston <bje@au.ibm.com>
1961 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
1962 (__gcov_average_profiler): Likewise.
1963 (__gcov_ior_profiler): Likewise.
1964 (__gcov_merge_ior): Likewise.
1966 2007-01-28 Jan Hubicka <jh@suse.cz>
1968 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
1969 * value-prof.c (stringop_block_profile): Likewise.
1971 2007-01-28 Jan Hubicka <jh@suse.cz>
1973 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
1974 variant handling histograms; add wrapper.
1975 (clear_storage_via_libcall): Export.
1976 (emit_block_move_hints): Break out from ...; add histograms.
1977 (emit_block_move): ... this one.
1978 (clear_storage_hints): Break out from ...; add histograms.
1979 (clear_storage): ... this one.
1980 (set_storage_via_memset): Handle histogram.
1981 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
1982 (clear_storage_hints, clear_storage_via_libcall): Declare.
1983 (set_storage_via_setmem): Update prototype.
1984 * doc/md.texi (movmem, setmem): Document new arguments.
1986 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
1988 (stringop_block_profile): New global function.
1989 (tree_stringops_values_to_profile): Profile block size and alignment.
1990 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
1992 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
1993 (stringop_block_profile): Declare.
1994 * builtins.c: Include value-prof.h.
1995 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
1996 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
1997 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
1998 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
1999 * profile.c (instrument_values): Add new counters.
2000 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
2002 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
2003 (tree_init_edge_profiler): Build new profilers.
2004 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
2005 (pass_tree_profile): Add dump.
2006 (tree_profile_hooks): Update.
2007 * Makefile.in (LIBGCOV): Add new constants.
2008 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
2009 __gcov_ior_profiler): New.
2010 * i386.md (movmem/setmem expanders): Add new optional arguments.
2012 2007-01-28 David Edelsohn <edelsohn@gnu.org>
2014 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
2016 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
2018 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
2019 (tree_unswitch_single_loop): Pass eni_size_weights to
2020 tree_num_loop_insns.
2021 * tree-ssa-loop-manip.c: Include tree-inline.h.
2022 (can_unroll_loop_p): Pass eni_size_weights to
2023 tree_num_loop_insns.
2024 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
2025 Pass eni_size_weights to estimate_num_insns.
2026 * tree.h (init_inline_once): Export.
2027 * toplev.c (backend_init): Call init_inline_once.
2028 * cgraphunit.c (cgraph_process_new_functions,
2029 cgraph_analyze_function): Pass eni_inlining_weights to
2031 * ipa-inline.c (compute_inline_parameters): Ditto.
2032 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
2033 to estimate_num_insns.
2034 (try_unroll_loop_completely): Pass eni_size_weights to
2035 tree_num_loop_insns.
2036 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
2037 ot estimate_num_insns.
2038 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
2039 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
2040 * tree-inline.c (eni_inlining_weights, eni_size_weights,
2041 eni_time_weights): New variables.
2042 (init_inline_once): Initialize them.
2043 (struct eni_data): Mew.
2044 (estimate_num_insns_1, estimate_num_insns): Use weights.
2045 * tree-inline.h (struct eni_weights_d): New.
2046 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
2047 (estimate_num_insns): Declaration changed.
2048 * cfgloop.h (tree_num_loop_insns): Declaration changed.
2049 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
2050 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
2052 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
2054 * tree-data-ref.c (conflict_fn): Assert that the number of affine
2055 relations in the conflict function is valid.
2057 2007-01-27 Ian Lance Taylor <iant@google.com>
2059 * common.opt: Add fstrict-overflow.
2060 * opts.c (decode_options): Set flag_strict_overflow if -O2.
2061 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
2062 (TYPE_OVERFLOW_UNDEFINED): Define.
2063 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
2065 * tree.h (TYPE_TRAP_SIGNED): Don't define.
2066 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
2067 (fold_negate_expr): Likewise.
2068 (make_range): Likewise.
2069 (extract_muldiv_1): Likewise.
2070 (maybe_canonicalize_comparison): Likewise.
2071 (fold_comparison): Likewise.
2072 (fold_binary): Likewise.
2073 (tree_expr_nonnegative_p): Likewise.
2074 (tree_expr_nonzero_p): Likewise.
2075 * tree-vrp.c (compare_values): Likewise.
2076 (extract_range_from_binary_expr): Likewise.
2077 (extract_range_from_unary_expr): Likewise.
2078 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
2080 (nowrap_type_p): Likewise.
2081 * tree-scalar-evolution.c (simple_iv): Likewise.
2082 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
2083 (build_range_check): Likewise.
2084 (extract_muldiv_1): Likewise.
2085 (fold_comparison): Likewise.
2086 * tree-vrp.c (vrp_int_const_binop): Likewise.
2087 (extract_range_from_unary_expr): Likewise.
2088 * convert.c (convert_to_integer): Likewise.
2089 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
2090 (fold_comparison): Likewise.
2091 (fold_binary): Likewise.
2092 * optabs.c (optab_for_tree_code): Likewise.
2093 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
2094 * simplify-rtx.c (simplify_const_relational_operation): Check
2095 flag_strict_overflow and flag_trapv.
2096 (simplify_const_relational_operation): Likewise.
2097 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
2098 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
2101 2007-01-27 Roger Sayle <roger@eyesopen.com>
2103 * tree.c (tree_fold_gcd): Delete.
2104 * tree.h (tree_fold_gcd): Remove prototype.
2105 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
2106 test whether one constant integer is a multiple of another. Instead
2107 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
2108 * fold-const.c (multiple_of_p): We've determined both TOP and
2109 BOTTOM are integer constants so we can call int_const_binop directly
2110 instead of the more generic const_binop.
2112 2007-01-27 Roger Sayle <roger@eyesopen.com>
2114 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
2115 1*X check that the constant hasn't overflowed, to preserve the
2117 (round_up): Provide an efficient implementation when rouding-up an
2118 INTEGER_CST to a power-of-two.
2120 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2122 * doc/sourcebuild.texi: Add comma for clarity.
2123 * doc/extend.texi: Fix some typos.
2124 * doc/passes.texi: Likewise.
2125 * doc/cppinternals.texi: Likewise.
2126 * doc/c-tree.texi: Likewise.
2127 * doc/tree-ssa.texi: Likewise.
2128 * doc/install.texi: Likewise.
2130 2007-01-27 Jan Hubicka <jh@suse.cz>
2132 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
2133 (pass_sra): Do not require alias information.
2134 * passes.c (init_optimization_passes): Add SRA
2136 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
2138 * tracer.c (rest_of_handle_tracer): We already cleaned
2139 up the CFG in tracer() so don't do it here again.
2140 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
2141 cleanup_cfg here, either. And don't call renumber_insns.
2143 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
2144 and BB_HEAD are in the insn stream here. Instead make sure
2145 that BB_INSN is valid on all insns. Also, do check here that
2146 there are no pending branch predictions...
2147 (rtl_verify_flow_info): ...instead of doing it here. Checks
2148 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
2151 2007-01-26 Roger Sayle <roger@eyesopen.com>
2153 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
2154 function to simplify/factorize operand order canonicalization.
2155 (ix86_fixup_binary_operands): Reorganize using the above function.
2156 (ix86_binary_operator_ok): Likewise.
2158 2007-01-27 Jakub Jelinek <jakub@redhat.com>
2160 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
2161 file scope from optimize_attrs.
2162 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
2164 (optimize_attrs): Clear insn_code_values after freeing it.
2166 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
2168 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
2169 a parts.base assignment.
2171 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
2173 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
2174 (compute_subscript_distance, initialize_data_dependence_relation,
2175 finalize_ddr_dependent, analyze_ziv_subscript,
2176 analyze_siv_subscript_cst_affine,
2177 compute_overlap_steps_for_affine_univar,
2178 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
2179 analyze_siv_subscript, analyze_miv_subscript,
2180 analyze_overlapping_iterations, subscript_dependence_tester_1,
2181 compute_self_dependence, free_dependence_relation): Work
2182 with affine_fn instead of chrecs.
2183 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
2184 common_affine_function, affine_function_base,
2185 affine_function_constant_p, affine_fn_op, affine_fn_plus,
2186 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
2187 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
2188 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
2189 (all_chrecs_equal_p): Removed.
2190 * tree-data-ref.h (affine_fn, conflict_function): New types.
2191 (struct subscript): Change type of conflicting_iterations_in_a
2192 and conflicting_iterations_in_b.
2194 2007-01-26 Steve Ellcey <sje@cup.hp.com>
2197 * config/pa/pa.h (TARGET_HPUX_11): New.
2198 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
2199 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
2201 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
2202 Richard Guenther <rguenther@suse.de>
2204 * tree-ssa-structalias.c (solve_graph): Handle case
2205 we merged the variable to another.
2207 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2209 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
2212 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
2213 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
2215 2007-01-25 DJ Delorie <dj@redhat.com>
2217 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
2218 allow changes to modes which don't fit in those registers.
2220 * reload1.c (choose_reload_regs): Check for invalid subregs before
2221 computing their locations, not after.
2223 2007-01-25 Geoffrey Keating <geoffk@apple.com>
2226 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
2227 save Altivec registers in an eh_return function.
2228 (compute_vrsave_mask): Likewise.
2229 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
2230 for saving Altivec registers.
2231 (rs6000_emit_prologue): Don't allocate stack twice in
2232 eh_return function. Correct expected value of altivec_save_offset
2233 when using save_world. Describe save of R0 to stack when using
2234 save_world. Describe stack pointer adjustment when using
2235 save_world. Remove duplicated eh_return parameter register saving.
2236 Update sp_offset variable after save_world.
2237 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
2239 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
2240 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
2243 2007-01-25 Steve Ellcey <sje@cup.hp.com>
2245 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
2247 2007-01-25 Steve Ellcey <sje@cup.hp.com>
2250 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
2251 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
2253 2007-01-25 Richard Guenther <rguenther@suse.de>
2255 * doc/invoke.texi (-Wcoverage-mismatch): Document.
2256 * common.opt (-Wcoverage-mismatch): New warning option.
2257 * coverage.c (get_coverage_counts): Ignore coverage mismatch
2258 if -Wcoverage-mismatch is given.
2260 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
2262 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
2263 (ipcp_driver): Change to static definition.
2264 Add dumping of the ifunctions.
2265 (constant_val_insert): Remove unused parameter. Support for SSA.
2266 (ipcp_propagate_const): Support for SSA.
2267 (ipcp_profile_bb_print): Print only analyzed nodes.
2268 (ipcp_replace_map_create): Remove support for Fortran constant
2270 * ipa-prop.c (ipa_method_modify_stmt,
2271 ipa_callsite_compute_param): Support for SSA.
2272 * ipa-prop.h (ipcp_driver): Remove declaration.
2273 (IS_VALID_TREE_MAP_INDEX): Add define.
2275 2007-01-24 Geoffrey Keating <geoffk@apple.com>
2277 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
2279 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2282 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
2283 constant argument to cabs and do it without checking for
2284 -funsafe-math-optimizations.
2286 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
2288 * c-common.h (RID_FIRST_CXX0X): New.
2289 (RID_LAST_CXX0X): New.
2290 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
2292 * c.opt (Wc++0x-compat): New.
2293 * doc/invoke.texi (-Wc++0x-compat): Document.
2295 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2297 * builtins.c (fold_builtin_carg): New.
2298 (fold_builtin_1): Use it.
2300 2007-01-24 Jan Hubicka <jh@suse.cz>
2302 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
2304 * ipa-inline.c (initial_insns, max_insns): Delete.
2305 (compute_max_insns): New function.
2306 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
2307 of insns as base for code growth.
2308 (cgraph_decide_inlining): Make initial_insns local; do not compute
2310 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
2311 * doc/invoke.texi (inline-unit-growth): Update docs.
2313 2007-01-24 Jakub Jelinek <jakub@redhat.com>
2315 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
2316 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
2317 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
2318 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
2319 for CPUs that have PTA_CX16 set.
2322 * gimplify.c (omp_check_private): New function.
2323 (gimplify_scan_omp_clauses): Use it for
2324 firstprivate/lastprivate/reduction.
2327 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
2328 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
2331 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
2332 If lower_lastprivate_clauses emits some statements, append them
2333 to dlist rather than body_p and to body_p append an initializer.
2334 (lower_omp_for): Adjust caller.
2336 2007-01-24 Steve Ellcey <sje@cup.hp.com>
2338 * target.h (globalize_decl_name): New.
2339 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
2340 * output.h (default_globalize_decl_name): New.
2341 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
2343 (globalize_decl): Ditto.
2344 (default_globalize_decl_name): New.
2345 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
2346 (ia64_handle_version_id_attribute): New.
2347 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
2348 (ia64_asm_output_external): Use globalize_decl_name instead
2350 * doc/extend.texi (version_id): New pragma.
2351 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
2353 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2355 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
2356 _uleb128_t and _Unwind_SWord with _sleb128_t.
2357 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
2358 uw_frame_state_for, uw_update_context_1): Likewise.
2359 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
2360 * unwind-pe.h (read_uleb128, read_sleb128,
2361 read_encoded_value_with_base): Likewise.
2362 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
2364 2007-01-24 Richard Guenther <rguenther@suse.de>
2366 * builtins.c (expand_builtin_cexpi): Get the fndecl
2367 for cexp in the correct way.
2369 2007-01-24 Jan Hubicka <jh@suse.cz>
2371 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
2373 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2375 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
2376 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
2377 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
2378 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
2379 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
2380 __SIZEOF_PTRDIFF_T__.
2381 * doc/cpp.texi: Documentation for the new builtin macros added.
2383 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
2385 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
2386 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
2387 instead of operands[2] to avoid access past the end of array.
2389 2007-01-24 Richard Sandiford <richard@codesourcery.com>
2391 * reload1.c (emit_reload_insns): Pass the reload register
2392 for a non-spill output reload through forget_old_reloads_1.
2394 2007-01-23 Joseph Myers <joseph@codesourcery.com>
2396 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2397 _SOFT_DOUBLE if doubles use software floating-point.
2398 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
2399 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
2400 * config/rs6000/darwin-ldouble.c: Also compile functions for
2401 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
2402 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
2403 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
2404 commented-out long double override.
2405 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
2406 * config/rs6000/eabispe.h: Likewise.
2407 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
2408 long double for non-SPE.
2409 (rs6000_handle_option): Likewise.
2410 (invalid_e500_subreg): Disallow more subregs involding DImode,
2411 DFmode, TImode or TFmode.
2412 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
2414 (legitimate_lo_sum_address_p): Also check for TFmode for E500
2416 (rs6000_legitimize_address): Also handle TFmode for E500 double.
2417 (rs6000_legitimize_reload_address): Also handle TFmode for E500
2419 (rs6000_legitimate_address): Also check for TFmode for E500
2421 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
2422 (spe_build_register_parallel): Handle TFmode and TCmode.
2423 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
2425 (function_arg): Handle TFmode and TCmode for E500 double.
2426 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
2428 (print_operand): Handle TFmode and TImode for %y.
2429 (rs6000_generate_compare): Handle TFmode comparisons for E500
2431 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
2432 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
2433 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
2434 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
2435 TFmode for E500 double.
2436 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
2437 (floatsidf2): Enable for E500 double.
2438 (movtf_softfloat): Use rs6000_nonimmediate_operand.
2439 (extenddftf2): Change to extenddftf2_fprs.
2440 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
2441 depending on TARGET_E500_DOUBLE.
2442 (extendsftf2): Enable for E500 double.
2443 (trunctfdf2): Enable for E500 double.
2444 (trunctfsf2): Change to trunctfsf2_fprs.
2445 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
2446 depending on TARGET_E500_DOUBLE.
2447 (floatsitf2): Enable for E500 double.
2448 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
2449 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
2450 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
2451 (negtf2): Change to negtf2_internal.
2452 (negtf2): New expander.
2453 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
2454 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
2455 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
2456 (movdi_internal32): Use rs6000_nonimmediate_operand.
2457 (unnamed splitter): Likewise.
2458 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
2459 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
2460 (SPE64TF, DITI): New mode macros.
2461 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
2464 (frob_<mode>_di_2): New.
2465 (frob_tf_di_8_2): New.
2466 (frob_di_df): Change to frob_di_<mode>; allow more modes.
2468 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
2470 (frob_ti_<mode>_8_2): New.
2471 (frob_ti_tf_2): New.
2472 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
2473 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
2475 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
2476 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
2477 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
2478 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
2479 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
2480 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
2483 2007-01-23 Ian Lance Taylor <iant@google.com>
2485 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
2487 (OBJS-archive): Reformat, alphabetize.
2488 (OBJS): Change out_object_file to OBJS-md.
2490 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
2492 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
2493 JUMP_P and CALL_P predicates where applicable.
2494 * config/i386/i386.c: Ditto.
2495 * config/i386/i386.md: Ditto.
2496 * config/i386/mmx.md: Ditto.
2497 * config/i386/predicates.md: Ditto.
2499 2007-01-22 Andreas Schwab <schwab@suse.de>
2501 * config/m68k/m68k.h: Fix comment.
2503 2007-01-22 Jan Hubicka <jh@suse.cz>
2505 * passes.c (init_optimization_passes): Do not rerun
2506 pass_early_warn_uninitialized.
2508 2007-01-22 Richard Guenther <rguenther@suse.de>
2510 PR tree-optimization/30038
2511 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
2513 (execute_cse_sincos_1): Likewise.
2514 (execute_cse_sincos): Likewise.
2515 (gate_cse_sincos): Likewise.
2516 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
2517 the cexpi() canonicalization of sincos().
2518 * tree-pass.h (pass_cse_sincos): Declare.
2519 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
2521 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2523 PR rtl-optimization/29329
2524 * combine.c (replaced_rhs_insn): Rename to i2mod.
2525 (replaced_rhs_value): Rename to i2mod_new_rhs.
2526 (i2mod_old_rhs): New global variable.
2527 (combine_instructions): Adjust for above change. Save a copy of
2528 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
2529 note are substituted in the second instruction.
2530 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
2531 ditch the note if it pertains to the second eliminated register
2532 and this register is mentioned in i2mod_old_rhs.
2535 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2537 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
2538 the insn to which the note was originally attached.
2540 2007-01-21 Jan Hubicka <jh@suse.cz>
2542 * ipa-inline.c (inlining_mode): Comment, move up.
2543 (cgraph_decide_inlining_incrementally): Do not perform inlining
2544 itself; fix handling of flattening of self recursive functions.
2545 (cgraph_find_cycles): Remove.
2546 (cgraph_flatten_node): Remove.
2547 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
2548 (try_inline): New function.
2549 (cgraph_early_inlining): Update call of
2550 cgraph_decide_inlining_incrementally. Apply inlining here.
2551 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
2553 2007-01-21 Dirk Mueller <dmueller@suse.de>
2556 * tree-vrp.c (check_array_bounds): do not warn
2557 about ADDR_EXPR's of ARRAY_REF's which are immediately
2558 used in binary expressions.
2560 2007-01-21 Ira Rosen <irar@il.ibm.com>
2562 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
2563 read_write_dep and macros for its access.
2564 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
2565 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
2566 argument, call vect_check_interleaving for every independent pair of
2567 data-refs. Mark loads that access the same memory location as a store
2569 (vect_check_dependences): Remove.
2570 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
2571 call, fix the call to vect_analyze_data_ref_dependence.
2572 (vect_analyze_data_ref_access): For statements that access the same
2573 data-ref, check that they are not stores; for loads, check that there
2574 is no store that access the same location.
2576 2007-01-20 Roger Sayle <roger@eyesopen.com>
2577 Joseph Myers <joseph@codesourcery.com>
2579 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
2580 (-fdump-rtl-stack): Likewise.
2581 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
2582 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
2583 (-mpt-fixed): Use @minus{} for minus sign.
2584 (Using Precompiled Headers): Fix under/overfull hbox.
2586 2007-01-20 Jan Hubicka <jh@suse.cz>
2588 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
2589 place within annotation.
2591 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2593 * pa.c (output_move_double): Change array size of xoperands to 4.
2595 2007-01-20 Jan Hubicka <jh@suse.cz>
2597 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
2600 2007-01-19 Ian Lance Taylor <iant@google.com>
2602 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
2603 constant to unsigned HOST_WIDE_INT before negating.
2605 2007-01-19 Ian Lance Taylor <iant@google.com>
2607 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
2609 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
2610 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
2611 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
2612 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
2613 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
2614 (realloc_vdef, realloc_vuse): Change second parameter to
2616 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
2618 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
2619 unsigned. Change x and lim locals to unsigned.
2620 (realloc_vdef, realloc_vuse): Change num_elem parameter to
2622 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
2623 (copy_virtual_operands): Change i and n locals to unsigned.
2625 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2628 * builtins.c (fold_builtin_1): Handle builtin fdim.
2630 2007-01-20 Jan Hubicka <jh@suse.cz>
2632 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
2633 * tree-ssa-structalias.c (compute_points_to_sets): Do call
2634 init_alias_heapvars.
2635 (init_alias_heapvars): Initialize only when not already initialized.
2636 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
2638 2007-01-19 Roger Sayle <roger@eyesopen.com>
2640 * common.opt (fsigned-zeros): New command line option.
2641 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
2642 of flag_unsafe_math_optimizations.
2643 * opts.c (set_fast_math_flags): The -ffast-math command line option
2644 implies -fno-signed-zeros.
2645 (fast_math_flags_set_p): Likewise.
2647 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
2648 the documentation of -ffast-math appropriately. Wrap long lines.
2650 2007-01-19 Steve Ellcey <sje@cup.hp.com>
2652 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
2653 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
2655 2007-01-19 Tomas Bily <tbily@suse.cz>
2657 * cgraphunit.c (cgraph_finalize_function): Updating of pid
2659 (tree_init_ic_make_global_vars): New function
2660 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
2661 (tree_gen_ic_profiler): New function
2662 (tree_gen_ic_func_profiler): New function
2663 (tree_profiling): Added calling of tree_gen_ic_func_profiler
2664 (tree_profile_hooks): Added hook for indirec/virtual calls
2665 * value-prof.c (tree_find_values_to_profile): New case for
2667 (tree_values_to_profile): Call for determining indirect/virtual
2669 (tree_indirect_call_to_profile): New function
2670 (tree_ic_transform): New function
2671 (tree_ic): New function
2672 (find_func_by_pid): New function
2673 (init_pid_map): New function
2674 (tree_value_profile_transformations): Added check for
2675 indirect/virtual call transformation
2676 * value-prof.h (enum hist_type): New counter type for
2677 indirect/virtual calls
2678 (profile_hooks): Added new hook for profiling indirect/virtual
2680 * profile.c (instrument_values): New case for indirect/virtual
2682 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
2683 (GCOV_COUNTER_V_INDIR): New counter type
2684 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
2685 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
2687 * cgraph.c: Definition of cgraph_max_pid
2688 (cgraph_create_node): Default init of pid attribute
2689 * cgraph.h: Declaration of cgraph_max_pid
2690 (struct cgraph_node): Added pid attribute
2691 * libgcov.c (__gcov_indirect_call_profiler): New function
2692 (__gcov_one_value_profiler_body): New function
2693 (__gcov_one_value_profiler): Body was moved to
2694 __gcov_one_value_profiler_body and calls it
2696 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
2698 * doc/gty.texi (Options): Document the mark_hook option to GTY.
2699 * gengtype.c (write_types_data, write_func_for_structure,
2700 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
2701 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
2702 (walk_type, write_func_for_structure): Generate the mark_hook if
2705 2007-01-19 Jan Hubicka <jh@suse.cz>
2707 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
2708 'early' argument take inlining mode argument specifying whether to
2709 inline for size/speeed or all functions; add support for flattening;
2711 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
2713 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2716 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
2717 the name of the declared identifier.
2719 2007-01-19 Dirk Mueller <dmueller@suse.de>
2721 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
2722 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
2723 duplicate evaluation.
2725 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
2727 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
2728 Macroize expander using X87MODEF12 mode macro. Extend operand 1
2729 to XFMode, use acosxf2 and truncate result to requested mode.
2730 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
2731 (asin<mode>2): Similarly, with asin expanders.
2732 (*fscalexf4_i387): Rename from *fscalexf4.
2733 (expNcorexf3): New expander.
2734 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
2735 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
2736 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
2737 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
2738 patterns for SSE math.
2739 (exp10<mode>2): Similarly, with exp10 expanders.
2740 (exp2<mode>2): Similarly, with exp2 expanders.
2741 (expm1<mode>2): Similarly, with expm1 expanders.
2742 (ldexp<mode>3): Similarly, with ldexp expanders.
2743 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
2744 Use gen_truncxf<mode>2_i387_noop to truncate result.
2746 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2748 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
2749 for ColdFire targets.
2751 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
2752 Richard Sandiford <richard@codesourcery.com>
2754 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
2755 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
2756 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
2757 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
2758 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
2759 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
2761 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2763 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
2764 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
2765 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
2766 (*adddi_dilshr32_cf): New pattern.
2767 (adddi3, subdi3): Remove first alternatives.
2769 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2771 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
2772 implemented using move.l, do not use its cc result for floating-point
2775 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2777 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
2778 from accepting 's' constraints if flag_pic.
2780 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2782 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
2783 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
2784 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
2785 condition from TARGET_68881 to TARGET_HARD_FLOAT.
2787 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
2789 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
2790 ColdFire alternatives.
2791 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
2792 * config/m68k/m68k.md (clzsi2): Define for ColdFire
2793 architectures that support ff1 instruction.
2795 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2796 Julian Brown <julian@codesourcery.com>
2798 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
2799 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
2800 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
2803 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2805 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
2807 (output_move_const_into_data_reg, output_move_simode_const): Delete.
2808 * config/m68k/m68k.c (const_method, const_int_cost): Take a
2809 HOST_WIDE_INT instead of an rtx.
2810 (m68k_rtx_costs): Update call accordingly.
2811 (output_move_const_into_data_reg): Likewise. Fix formatting.
2812 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
2814 (output_move_simode_const): Update calls after above changes.
2815 Rework to use automatic variables and predicates like MEM_P.
2816 * config/m68k/m68k.md (pushexthisi_const): Update call to
2819 2007-01-19 Dirk Mueller <dmueller@suse.de>
2821 * tree-ssa-alias.c (perform_var_substitution): Fix typo
2824 2007-01-19 Richard Guenther <rguenther@suse.de>
2826 * builtins.c (expand_builtin_cexpi): Fall back to expanding
2827 via cexp in case sincos is not available.
2829 2007-01-19 Richard Guenther <rguenther@suse.de>
2831 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
2832 * defaults.h (TARGET_HAS_SINCOS): Default to off.
2833 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
2834 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
2835 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
2836 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
2837 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
2838 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
2840 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
2842 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
2844 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
2845 (atan2xf3): Directly generate RTL pattern.
2846 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
2847 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
2848 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
2849 disable patterns for SSE math.
2850 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
2851 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
2852 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
2853 disable patterns for SSE math.
2855 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
2857 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
2859 2007-01-18 Roger Sayle <roger@eyesopen.com>
2861 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
2862 VIEW_CONVERT_EXPR to the same type as it's operand.
2864 2007-01-18 David Edelsohn <edelsohn@gnu.org>
2866 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
2867 configured for long double 128.
2869 2007-01-18 Mike Stump <mrs@apple.com>
2871 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
2874 2007-01-18 Michael Meissner <michael.meissner@amd.com>
2876 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
2879 2007-01-18 Jan Hubicka <jh@suse.cz>
2881 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
2882 greater than NUM_VOP_FREE_BUCKETS.
2884 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
2886 * tree-ssa-structalias.c: Update comments.
2887 (ptabitmap_obstack): Removed.
2889 (oldpta_obstack): Ditto.
2890 (stats): Add a few members.
2891 (struct variable_info): Remove node, complex, address_taken, and
2892 indirect_target members. Add oldsolution member.
2893 (new_var_info): Do not initialize removed members.
2894 (constraint_expr_type): Remove INCLUDES.
2895 (constraint_graph): Add size, implicit_preds, rep,
2896 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
2897 (FIRST_REF_NODE): New macro.
2898 (LAST_REF_NODE): Ditto.
2899 (FIRST_ADDR_NODE): Ditto.
2900 (find): New function.
2902 (dump_constraint): Do not handle INCLUDES.
2903 (insert_into_complex): Do not insert duplicate constraints.
2904 (condense_varmap_nodes): Renamed and rewritten into ...
2905 (merge_node_constraints): This. Also fix bug in handling of
2906 offseted copy constraints.
2907 (clear_edges_for_node): No longer need to deal with preds at all,
2908 or removing associated preds/succs.
2909 (merge_graph_nodes): Deal with indirect_cycles.
2910 Don't deal with predecessors.
2911 (add_implicit_graph_edge): New function.
2912 (add_pred_graph_edge): Ditto.
2913 (add_graph_edge): Don't deal with predecessors.
2914 (build_constraint_graph): Removed.
2915 (build_pred_graph): New function.
2916 (build_succ_graph): Ditto.
2917 (struct scc_info): Removed in_component. Added roots, dfs, and
2918 node_mapping. Remove visited_index, unification_queue.
2919 (scc_visit): Deal with union-find we do now.
2920 Deal with cycles with REF nodes.
2921 (collapse_nodes): Renamed and rewritten to ...
2922 (unify_nodes): This.
2923 (process_unification_queue): Removed.
2924 (topo_visit): Cleanup
2925 (do_da_constraint): Use find.
2926 (do_sd_constraint): Ditto.
2927 (do_ds_constraint): Ditto.
2928 (do_complex_constraint): Ditto.
2929 (init_scc_info): Update for removed and added members.
2930 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
2931 (find_indirect_cycles): This.
2932 (equivalence_class): New variable.
2933 (label_visit): New function.
2934 (perform_variable_substitution): Rewritten.
2935 (free_var_substitution_info): New function.
2936 (find_equivalent_node): Ditto.
2937 (move_complex_constraints): Ditto.
2938 (eliminate_indirect_cycles): Ditto.
2939 (solve_graph): Only propagate changed bits.
2940 Use indirect cycle elimination.
2942 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
2943 (tree_id_eq): Renamed to ...
2944 (tree_vi_eq): This. Update for member change
2945 (insert_id_for_tree): Renamed and rewritten to ...
2946 (insert_vi_for_tree): This.
2947 (lookup_id_for_tree): Renamed and rewritten to ...
2948 (lookup_vi_for_tree): This.
2949 (get_id_for_tree): Renamed and rewritten to ...
2950 (get_vi_for_tree): Ditto.
2951 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
2952 (process_constraint): Don't handle INCLUDES.
2953 Remove special ADDRESSOF case.
2954 (find_func_aliases): Rewrite to use vi functions instead of id
2956 (create_function_info_for): Ditto.
2957 (create_variable_info_for): Ditto.
2958 (intra_create_variable_infos): Ditto.
2959 (merge_smts_into): Ditto.
2960 (find_what_p_points_to): Ditto.
2961 (init_base_vars): Ditto.
2962 (init_alias_vars): Ditto.
2963 (remove_preds_and_fake_succs): New function.
2964 (dump_sa_points_to_info): Dump new stats.
2965 (dump_solution_for_var): Use find.
2966 (set_used_smts): Fix formatting.
2967 (compute_points_to_sets): Updated for new functions.
2968 (ipa_pta_execute): Ditto.
2970 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
2971 Richard Sandiford <richard@codesourcery.com>
2973 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
2975 * calls.c (expand_call): If the return value is a PARALLEL,
2976 extract its first member.
2977 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
2978 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
2979 use FUNCTION_EXTRA_EPILOGUE.
2980 (m68k_function_value): Return a PARALLEL if the return value
2981 is of a pointer type.
2982 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
2983 (FUNCTION_EXTRA_EPILOGUE): Remove.
2984 * config/m68k/m68k.md (D0_REG): New constant.
2986 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
2988 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
2989 output a NOP for empty epilogues.
2991 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2993 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
2994 before function. Extend register save check to include all
2995 registers, not just integer ones.
2997 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
2999 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
3000 (m68k_use_return_insn): ...this.
3001 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
3002 * config/m68k/m68k.c (use_return_insn): Rename to...
3003 (m68k_use_return_insn): ...this.
3004 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
3007 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3009 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
3010 nearest even, fix denormal rounding overflow.
3012 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3014 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
3015 f%$smove and f%$move.
3016 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
3017 (extendsfdf2_cf): Use fdmove instead of f%&move.
3018 (truncdfsf2_cf): Use fsmove instead of f%$smove.
3019 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
3021 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3023 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
3026 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3028 * real.h (real_format): Add a canonical_nan_lsbs_set field.
3029 (coldfire_single_format): Declare.
3030 (coldfire_double_format): Likewise.
3031 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
3032 of qnan_msb_set to determine the lower bits of a canonical
3034 (encode_ieee_double): Likewise.
3035 (encode_ieee_quad): Likewise.
3036 (ieee_single_format): Initialize canonical_nan_lsbs_set.
3037 (mips_single_format): Likewise.
3038 (ieee_double_format): Likewise.
3039 (mips_double_format): Likewise.
3040 (ieee_extended_motorola_format): Likewise.
3041 (ieee_extended_intel_96_format): Likewise.
3042 (ieee_extended_intel_128_format): Likewise.
3043 (ieee_extended_intel_96_round_53_format): Likewise.
3044 (ibm_extended_format): Likewise.
3045 (mips_extended_format): Likewise.
3046 (ieee_quad_format): Likewise.
3047 (mips_quad_format): Likewise.
3048 (vax_f_format): Likewise.
3049 (vax_d_format): Likewise.
3050 (vax_g_format): Likewise.
3051 (i370_single_format): Likewise.
3052 (i370_double_format): Likewise.
3053 (decimal_single_format): Likewise.
3054 (decimal_double_format): Likewise.
3055 (decimal_quad_format): Likewise.
3056 (c4x_single_format): Likewise.
3057 (c4x_extended_format): Likewise.
3058 (real_internal_format): Likewise.
3059 (coldfire_single_format): New real_format.
3060 (coldfire_double_format): Likewise.
3061 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
3062 canonical_nan_lsbs_set.
3063 (pdp11_d_format): Likewise.
3064 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
3065 if TARGET_COLDFIRE_CPU.
3067 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3069 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
3070 (output_call, m68k_legitimize_call_address): Declare.
3071 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
3072 parenthesees. Add support for a 'W' constraint.
3073 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
3074 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
3075 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
3076 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
3078 (override_options): Initialize them. Do not set flag_no_function_cse
3079 for TARGET_ID_SHARED_LIBRARY.
3080 (m68k_output_pic_call): Delete.
3081 (m68k_legitimize_call_address): New function.
3082 (print_operand): Remove the %o prefix. Handle the %p prefix.
3083 (output_call): New function.
3084 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
3085 target address from the GOT if symbolic jumps are not allowed.
3086 * config/m68k/m68k.md (call, general_operand): Do not set
3087 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
3088 Merge separate flag_pic and !flag_pic define_insns into...
3089 (*call, *call_value): ...these new patterns. Match the address
3090 rather than the containing MEM and require it to be a call_operand.
3091 Use output_call to generate the asm template.
3092 * config/m68k/predicates.md (const_call_operand): New predicate.
3093 (call_operand): Likewise.
3095 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3097 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
3098 (STACK_GROWS_DOWNWARD): Define to 1.
3099 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
3100 comments, emphasizing that these values are only defaults.
3101 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
3102 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
3104 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3106 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
3108 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3109 Richard Sandiford <richard@codesourcery.com>
3111 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
3112 (FP_REGNO_P): New macros.
3113 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
3114 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
3115 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
3116 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
3118 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3120 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
3121 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
3123 * config/m68k/t-floatlib: New file, extracting common code from...
3124 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
3125 * config/m68k/t-uclinux: Here.
3126 * config/m68k/fpgnulib.c: Do not compile extendeed precision
3127 routines on ColdFire targets.
3129 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3131 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
3132 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
3133 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
3134 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
3135 explicitly set MOTOROLA to 1.
3136 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
3138 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3139 Nathan Sidwell <nathan@codesourcery.com>
3141 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
3142 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
3143 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
3144 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
3145 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
3146 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
3147 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
3148 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
3149 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
3150 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
3151 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
3152 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
3153 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
3154 (DBX_REGISTER_NUMBER): Delete.
3155 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
3156 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
3157 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
3159 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3161 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
3162 * config/flat.h: New file.
3163 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
3165 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
3166 indirect references for -msep-data or -mid-shared-library.
3167 Do not use PC-relative code addresses either.
3168 * config/m68k/m68k.c (override_options): Restrict -fPIC error
3170 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
3171 for shared libraries and crt1.o for executables. Use crti.o and
3173 (ENDFILE_SPEC): Use crtend.o and crtn.o.
3174 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
3175 Do not add -elf2flt or -shared-lib-id options here.
3176 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
3177 Pass -shared-lib-id if -mid-shared-library, taking the library
3178 identifier from -mshared-library-id if given, otherwise
3180 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
3181 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
3182 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
3183 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
3184 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
3185 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
3187 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
3188 jump sequence for ISA A and ISA A+.
3189 (PICJUMP): Likewise.
3191 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3193 * config.gcc (m68k-*-uclinux*): Base the port on the common
3194 and m68k GNU/Linux files rather than on the generic ELF ones.
3195 * config/m68k/uclinux.h (TARGET_VERSION): Override.
3196 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
3198 2007-01-18 Julian Brown <julian@codesourcery.com>
3199 Richard Sandiford <richard@codesourcery.com>
3201 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
3202 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
3203 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
3205 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
3207 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
3209 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3211 * doc/install.texi: Document m68k-uclinuxoldabi.
3212 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
3213 * config/m68k/uclinux-oldabi.h: New file, copied from
3214 config/m68k/uclinux.h.
3216 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
3218 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
3219 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
3220 (m32r_compute_frame_size): Use unsigned for regno.
3221 (m32r_reload_lr): Use gen_frame_mem.
3223 (m32r_output_function_epilogue): Don't output the function epilogue
3225 (m32r_expand_epilogue): New.
3226 (direct_return): Return false if the function has the interrupt
3228 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
3229 * config/m32r/m32r.md (epilogue): New expander.
3230 (return_lr, return_rte): New insns.
3231 (return): Make it expander.
3232 (return_normal): New expander.
3234 2007-01-18 Josh Conner <jconner@apple.com>
3237 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
3238 support for UNLE, UNLT, UNGE, and UNGT.
3240 2007-01-18 Jan Hubicka <jh@suse.cz>
3242 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
3243 * tree-tailcall (add_virtual_phis): Likewise.
3244 (optimize_tail_call): Return TODOs.
3245 (execute_tail_calls): Return TODOs.
3246 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
3247 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
3249 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
3250 Cleanup cfg using TODO.
3251 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
3252 * passes.c (execute_function_todo): When cleanup did something, remove
3254 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
3255 (make_edges): Don't cleanup_cfg.
3257 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
3259 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
3260 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
3261 operate on the top of stack.
3262 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
3263 register handling of instructions that output to the second
3265 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
3266 (move_for_stack_reg): Special-case check for dead destination
3267 stack slot for constant load of 1.0 inside UNSPEC_TAN.
3269 * config/i386/i386.md (UNSPEC_TAN): New constant.
3270 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
3271 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
3272 to correctly model move of constant 1.0 to top stack slot.
3273 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
3274 (unnamed peephole2 pattern): Remove corresponding peephole2
3275 pattern that optimizes tan insn and loading of constant 1.0.
3276 (tanxf2): Use fptanxf4_i387.
3277 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
3278 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
3279 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3280 disable patterns for SSE math.
3281 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
3282 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
3284 2007-01-18 Dirk Mueller <dmueller@suse.de>
3285 Richard Guenther <rguenther@suse.de>
3288 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
3289 * common.opt (Warray-bounds): Add new warning option.
3290 * c-opts.c (c_common_handle_option): Define -Warray-bounds
3292 * Makefile.in: make tree-vrp.o depend on toplev.h
3293 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
3295 (check_array_refs, check_array_bounds, check_array_ref): New.
3297 2007-01-18 Jan Hubicka <jh@suse.cz>
3299 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
3300 (execute_ssa_ccp): Return flags conditionally.
3301 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
3303 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
3305 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
3307 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
3308 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
3310 * Makefile.c (GTFILES): Add cfglayout.h.
3311 * gengtype.c (open_base_files): Likewise.
3312 * cfglayout.c (cfg_layout_function_footer,
3313 cfg_layout_function_header) Reindent to make gengtype happy.
3314 * cfglayout.h (cfg_layout_function_footer,
3315 cfg_layout_function_header): Add GTY(()) marker.
3317 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
3319 2007-01-18 Ben Elliston <bje@au.ibm.com>
3321 * genautomata.c (write_automata): Include xstrerror output in the
3322 error message if writing the DFA description file fails.
3324 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
3326 * config/mips/mips-protos.h (mips_output_external): Make it
3328 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
3329 * config/mips/mips.c (irix_output_external_libcall): Likewise.
3330 (extern_list): Likewise.
3331 (extern_head): Likewise.
3332 (TARGET_ASM_FILE_END): Likewise.
3333 (mips_file_end): Likewise.
3334 (mips_output_external): Rewritten.
3336 2007-01-18 Ben Elliston <bje@au.ibm.com>
3338 * genpreds.c (write_insn_preds_c): Only write out the function
3339 body for regclass_for_constraint if we have register constraints.
3341 2007-01-17 Tom Tromey <tromey@redhat.com>
3343 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
3344 * doc/install.texi (Testing): Use sourceware.org.
3345 (Binaries): Likewise.
3346 (Specific): Likewise.
3347 * doc/contrib.texi (Contributors): Use sourceware.org.
3349 2007-01-17 Anatoly Sokolov <aesok@post.ru>
3351 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
3352 (AVR_ENHANCED): Rename to ...
3353 (AVR_HAVE_MUL): ... new.
3354 (avr_enhanced_p): Rename to ...
3355 (avr_have_mul_p): ... new.
3356 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
3357 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
3358 * config/avr/avr.c (avr_enhanced_p): Rename to ...
3359 (avr_have_mul_p): ... new.
3360 (base_arch_s): Rename 'enhanced' to 'have_mul'.
3361 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
3362 'avr_enhanced_p' and 'enhanced'.
3363 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
3364 AVR_HAVE_MUL instead of AVR_ENHANCED.
3365 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
3366 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
3367 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
3368 instead of AVR_ENHANCED.
3369 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
3370 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
3371 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
3373 2007-01-17 Ian Lance Taylor <iant@google.com>
3375 * vec.h (VEC_reserve_exact): Define.
3376 (vec_gc_p_reserve_exact): Declare.
3377 (vec_gc_o_reserve_exact): Declare.
3378 (vec_heap_p_reserve_exact): Declare.
3379 (vec_heap_o_reserve_exact): Declare.
3380 (VEC_OP (T,A,reserve_exact)): New static inline function, three
3382 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
3384 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
3385 (VEC_OP (T,A,copy)) [all versions]: Likewise.
3386 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
3387 * vec.c (calculate_allocation): Add exact parameter. Change all
3389 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
3390 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
3391 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
3392 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
3393 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
3394 (vec_heap_p_reserve_exact): New function.
3395 (vec_heap_o_reserve_exact): New function.
3397 2007-01-17 Jan Hubicka <jh@suse.cz>
3399 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
3401 2007-01-17 Eric Christopher <echristo@apple.com>
3403 * config.gcc: Support core2 processor.
3405 2007-01-16 Jan Hubicka <jh@suse.cz>
3407 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
3408 the names, just unlink the chain so we don't crash on dangling pointers
3411 2007-01-16 Jan Hubicka <jh@suse.cz>
3413 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
3414 * tree-pass.h: Reorder to make IPA passes appear toegher.
3415 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
3416 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
3417 parameters, do not call early inliner.
3418 * ipa-inline.c: Update comments. Include tree-flow.h
3419 (cgraph_decide_inlining): Do not compute inlining parameters.
3420 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
3421 be called with function context set up.
3422 (pass_ipa_inline): Remove unreachable functions before pass.
3423 (cgraph_early_inlining): Simplify assuming to be called from the
3425 (pass_early_inline): New pass.
3426 (cgraph_gate_ipa_early_inlining): New gate.
3427 (pass_ipa_early_inline): Turn into simple wrapper.
3428 (compute_inline_parameters): New function.
3429 (gate_inline_passes): New gate.
3430 (pass_inline_parameters): New pass.
3431 (apply_inline): Move here from tree-optimize.c
3432 (pass_apply_inline): New pass.
3433 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
3435 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
3437 (tree_function_versioning): Do not allocate dummy struct function.
3438 * tree-inline.h (optimize_inline_calls): Update prototype.
3439 * tree-optimize.c (execute_fixup_cfg): Export.
3440 (pass_fixup_cfg): Remove
3441 (tree_rest_of_compilation): Do not apply inlines.
3442 * tree-flow.h (execute_fixup_cfg): Declare.
3443 * Makefile.in (gt-passes.c): New.
3444 * passes.c: Include gt-passes.h
3445 (init_optimization_passes): New passes.
3446 (nnodes, order): New static vars.
3447 (do_per_function_toporder): New function.
3448 (execute_one_pass): Dump current pass here.
3449 (execute_ipa_pass_list): Don't dump current pass here.
3451 2007-01-16 Janis Johnson <janis187@us.ibm.com>
3453 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
3454 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
3456 2007-01-16 David Edelsohn <edelsohn@gnu.org>
3458 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
3459 (strong_alias): Define.
3460 (__gcc_qmul): Provide non-FMA for soft-float.
3466 (__gcc_qunord): New.
3476 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
3477 soft-float functions.
3478 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
3479 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
3480 about long double soft float.
3482 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
3483 Tehila Meyzels <tehila@il.ibm.com>
3485 * tree-vectorizer.h (is_pattern_stmt_p): New.
3486 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
3487 formatting (tabs instead of spaces). Cleanup and clarify setting
3488 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
3489 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
3490 (vectorizable_type_demotion): Check that types are integral.
3491 (vectorizable_type_promotion): Likewise.
3492 (vectorizable_store): Fix typo. Eliminate new-line at end of
3495 2007-01-16 Jan Hubicka <jh@suse.cz>
3497 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
3500 2007-01-15 Eric Christopher <echristo@apple.com>
3502 * ifcvt.c: Include vec.h, vecprim.h.
3503 (check_cond_move_block): New argument regs.
3504 Reorganize. Add registers used to regs.
3505 (cond_move_process_if_block): Use regs set above as
3508 2007-01-15 Eric Christopher <echristo@apple.com>
3510 * config/darwin.h: Update copyright.
3511 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
3512 (LINK_COMMAND_SPEC): Add -u.
3513 (LINK_SPEC): Fix umbrella for above.
3515 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
3517 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
3520 2007-01-15 Tom Tromey <tromey@redhat.com>
3522 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
3523 * doc/install.texi (Testing): Don't mention jacks.
3524 (Configuration): Document --enable-java-maintainer-mode. Move
3525 --with-java-home to libgcj-specific section. Document
3527 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
3529 2007-01-15 Jan Hubicka <jh@suse.cz>
3531 * tree-ssa-dce.c (DCE_TODOs): New.
3532 (propagate_necessity): Return if something changed.
3533 (eliminate_unnecessary_stmts): Likewise.
3534 (perform_tree_ssa_dce): Return TODO flags when needed.
3535 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
3537 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
3539 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
3540 (fyl2x_extend<mode>xf3_i387): New insn pattern.
3541 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
3542 patterns using X87MODEF12 mode macro. Extend operand 1
3543 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
3544 (log10<mode>2): Ditto.
3545 (log2<mode>2): Ditto.
3546 (log1p<mode>2): Ditto.
3547 (logb<mode>2): Ditto.
3548 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
3549 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
3550 (*fxtractxf3_i387): Rename from *fxtractxf3.
3551 (fxtract_extend<mode>xf3_i387): New insn pattern.
3552 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
3553 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
3554 and gen_fyl2xxf3_i387().
3556 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
3558 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
3559 * cfgloopmanip.c (fix_loop_placement): Made static. Use
3560 get_loop_exit_edges. Changed return type to bool.
3561 * cfgloop.h (fix_loop_placement): Declaration removed.
3563 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
3565 * param.h (MIN_VECT_LOOP_BOUND): New.
3566 * params.def (MIN_VECT_LOOP_BOUND): New.
3567 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
3568 argument - minimum threshold for number of iterations.
3569 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
3570 argument to declaration.
3571 * tree-vect-analyze.c (vect_analyze_operations): Check value of
3572 MIN_VECT_LOOP_BOUND.
3573 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
3574 slpeel_tree_peel_loop_to_edge with additional argument.
3575 (vect_do_peeling_for_alignment): Likewise.
3576 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
3578 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
3581 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
3584 2007-01-14 Jan Hubicka <jh@suse.cz>
3586 * tree-dfa.c (remove_referenced_var): New function.
3587 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
3588 prune referenced vars list too.
3589 * tree-flow.h (remove_referenced_var): Declare.
3591 2007-01-14 Jan Hubicka <jh@suse.cz>
3593 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
3595 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
3596 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
3597 * except.h (verify_eh_throw_table_statements): Kill prototype.
3598 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
3599 into call exrepssions.
3600 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
3602 * tree-cfg.c: Include pointer-set.h.
3603 (verify_node_sharing): Work on pointer set.
3604 (verify_eh_throw_stmt_node): New.
3605 (verify_stmts): Use pointers sets, verify throw_stmt.
3607 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
3609 * ipa-reference.c (analyze_function): Consider also addresses taken
3612 2007-01-12 Roger Sayle <roger@eyesopen.com>
3614 * c-typeck.c (null_pointer_constant_p): Replace use of
3615 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
3616 (build_c_cast): Likewise.
3618 2007-01-12 Roger Sayle <roger@eyesopen.com>
3620 * tree.h (force_fit_type_double): Remove unused final argument.
3621 * c-common.c (constant_expression_warning): Replace use of
3622 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
3623 (convert_and_check): Likewise.
3624 (shorten_compare): Update call to force_fit_type_double.
3625 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
3626 * convert.c (convert_to_pointer): Update call to
3627 force_fit_type_double.
3628 * fold-const.c (force_fit_type_double): Remove overflowed_const
3630 (int_const_binop, fold_convert_const_int_from_int,
3631 fold_convert_const_int_from_real, fold_div_compare,
3632 fold_sign_changed_comparison, fold_unary, fold_negate_const,
3633 fold_abs_const, fold_not_const): Remove the final argument from
3634 calls to force_fit_type_double.
3636 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3638 * configure.ac: Set insn to "nop" for spu-*-* also.
3639 * configure: Regenerate.
3641 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
3643 * builtins.def : Add BUILT_IN_FREE.
3645 2007-01-12 Jan Hubicka <jh@suse.cz>
3647 PR tree-optimization/30443
3648 * tree-inline.c (tree_function_versioning): Do not optimize when
3649 cloning for inlining.
3651 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
3653 * doc/loop.texi: Document recording of loop exits.
3654 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
3655 (update_single_exits_after_duplication,
3656 update_single_exit_for_duplicated_loop,
3657 update_single_exit_for_duplicated_loops): Removed.
3658 (duplicate_loop_to_header_edge): Do not call
3659 update_single_exits_after_duplication and
3660 update_single_exit_for_duplicated_loops.
3661 (loop_version): Do not update single_exit information.
3662 (fix_loop_structure): Use record_loop_exits instead of
3663 mark_single_exit_loops.
3664 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
3665 the lists of loop exits.
3666 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
3667 split_edge, merge_blocks): Update the lists of loop exits.
3668 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
3669 loop_optimizer_init.
3670 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
3671 of mark_single_exit_loops.
3672 (loop_optimizer_finalize): Call release_recorded_exits.
3673 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
3674 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
3675 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
3676 update single exit information.
3677 * lambda-code.c (perfect_nestify): Ditto.
3678 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
3679 (mark_single_exit_loops): Removed.
3680 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
3681 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
3682 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
3684 (get_loop_exit_edges, single_exit): Use recorded exit lists.
3685 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
3686 (verify_loop_structure): Verify consistency of the exit lists.
3687 (flow_loops_find): Use alloc_loop. Initialize exits hash.
3688 (set_single_exit): Removed.
3689 * cfgloop.h (struct loop_exit): New function.
3690 (struct loop): single_exit_ field replaced by exits field.
3691 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
3692 (struct loops): Added exits hash.
3693 (mark_single_exit_loops, set_single_exit): Declaration removed.
3694 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
3696 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3698 * doc/invoke.texi: Avoid use of @headitem.
3700 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3702 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
3704 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3706 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
3709 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
3710 Richard Sandiford <richard@codesourcery.com>
3712 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
3713 * config/m68k/m68k.opt: Resort options.
3714 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
3716 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
3717 Richard Sandiford <richard@codesourcery.com>
3719 * doc/invoke.texi: Document the macros that are defined by
3720 m68k's -mtune and -mhard-float options.
3721 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
3722 (m68k_cpp_cpu_family): Likewise.
3723 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
3724 of __ucfv*__ macros. Define __mcffpu__ if generating code for
3725 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
3726 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
3727 (m68k_cpp_cpu_family): Likewise.
3729 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3731 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
3732 macros besides mc68000 as tuning macros. Use a switch statement
3733 to set them and mcpu32.
3735 2007-01-12 Julian Brown <julian@codesourcery.com>
3737 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
3738 (TARGET_68040_ONLY): Rename to...
3739 (TARGET_68040): ...this.
3740 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
3741 * config/m68k/m68k.md: Likewise.
3743 2007-01-12 Julian Brown <julian@codesourcery.com>
3744 Nathan Sidwell <nathan@codesourcery.com>
3745 Richard Sandiford <richard@codesourcery.com>
3747 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
3748 the -mcpu= argument associated with the --with-cpu setting.
3749 Define M68K_DEFAULT_TUNE to the default -mtune= option,
3750 if different from the one implied by the -mcpu setting.
3751 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
3752 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
3753 * doc/invoke.texi: Mention ColdFire in the introduction to the
3754 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
3755 -mno-div and -mhard-float options. Make -m68881 a synonym for
3756 -mhard-float. Document the previously-undocumented -m5206e,
3757 -m528x, -m5307 and -m5407 options. Tweak the existing option
3758 documentation for consistency.
3759 * doc/install.texi: Mention new --with-cpu arguments.
3760 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
3761 default CPU if neither -mcpu nor -march are specified.
3762 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
3763 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
3764 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
3765 using m68k_tune to decide between families that implement the
3766 same ISA. Use m68k_tune to set __mcfv4e__.
3767 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
3768 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
3769 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
3770 (FL_ISA_C, FL_ISA_MMU): New macros.
3771 (MASK_COLDFIRE): Delete.
3772 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
3773 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
3774 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
3775 (TARGET_HARD_FLOAT): Do not define here.
3776 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
3777 (TUNE_68000): New macro.
3778 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
3779 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
3780 (TUNE_CFV2): Redefine in terms of m68k_tune.
3781 (uarch_type, target_device, fpu_type): New enums.
3782 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
3783 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
3784 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
3785 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
3786 (FL_FOR_isa_c): New macros.
3787 (m68k_isa): New enum.
3788 (m68k_target_selection): New structure.
3789 (all_devices, all_isas, all_microarchs): New tables.
3790 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
3791 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
3792 (MASK_ALL_CPU_BITS): Delete.
3793 (m68k_find_selection): New function.
3794 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
3795 Map the legacy target options to a combination of the new ones.
3796 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
3797 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
3798 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
3800 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
3801 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
3803 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
3804 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
3805 * config/m68k/m68k-devices.def: New file.
3807 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3808 Nathan Sidwell <nathan@codesourcery.com>
3810 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
3811 (SUBTARGET_EXTRA_SPECS): New macros.
3812 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
3813 use %(asm_cpu_spec) instead.
3814 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
3815 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
3816 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
3817 (EXTRA_SPECS): Rename to...
3818 (SUBTARGET_EXTRA_SPECS): ...this.
3820 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
3821 Richard Sandiford <richard@codesourcery.com>
3822 Julian Brown <julian@codesourcery.com>
3824 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
3825 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
3826 to the configuration's default CPU.
3827 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
3828 Remove default masks.
3829 (m680[012]0-*-*): Set the default with_cpu to the first part of
3831 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
3832 (m68k*-*-linux): Extend the --with-cpu handling to...
3833 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
3834 and m68010. Don't set target_cpu_default2.
3835 * doc/install.texi: Document --with-cpu for m68k.
3836 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
3837 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
3838 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
3839 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
3840 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
3841 (ASM_SPEC): Remove use of %(asm_cpu_default).
3842 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
3843 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
3844 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
3845 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
3846 __HAVE_FPU__ if TARGET_HARD_FLOAT.
3847 (TARGET_DEFAULT): Delete.
3848 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
3849 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
3850 (CPP_CPU_SPEC): Delete.
3851 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
3852 the appropriate string.
3853 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
3854 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
3855 (ASM_SPEC): Don't use %(asm_default_spec).
3856 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
3857 TARGET_DEFAULT and add MASK_68881.
3858 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
3860 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3862 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
3863 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
3864 MASK_68010 alongside MASK_68020.
3865 * doc/invoke.texi: Document -m68010.
3866 * config/m68k/m68k.opt (m68010): New.
3867 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
3869 (TUNE_68010): New macro.
3870 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
3871 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
3872 (M68K_CPU_m68332): Add MASK_68010.
3873 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
3874 fallback definition.
3875 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
3877 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
3878 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
3879 to all entries that use MASK_68020.
3880 (output_move_simode_const, output_move_himode, output_move_qimode)
3881 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
3882 instead of TARGET_68020 to select clr behavior. Remove comment
3883 about there being no TARGET_68010.
3884 * config/m68k/m68k.md: Likewise throughout.
3886 2007-01-12 Julian Brown <julian@codesourcery.com>
3888 * config/m68k/m68k.h (TARGET_ISAB): New macro.
3889 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
3890 * config/m68k/m68k.md: Likewise.
3892 2007-01-12 Julian Brown <julian@codesourcery.com>
3894 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
3895 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
3897 2007-01-12 Julian Brown <julian@codesourcery.com>
3899 * config/m68k/m68k.h (TUNE_68040_60): New macro.
3900 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
3901 * config/m68k/m68k.md: Likewise.
3903 2007-01-12 Julian Brown <julian@codesourcery.com>
3904 Richard Sandiford <richard@codesourcery.com>
3906 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
3907 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
3908 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
3910 (TARGET_CPU32): Rename to...
3911 (TUNE_CPU32): ...this.
3912 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
3913 (TUNE_CFV2): New macros.
3914 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
3915 remove conditions that are implied by TARGET_68020.
3916 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
3917 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
3918 (m68k_output_function_epilogue): Likewise.
3919 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
3920 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
3921 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
3922 non-68000 timings. Refactor multiplication and division costs.
3923 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
3924 TUNE_CPU32 instead of TARGET_CPU32.
3925 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
3926 and TUNE_68060 instead of TARGET_68060.
3927 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
3928 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
3930 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
3931 && !TARGET_COLDFIRE" to choose between moveq and clr.
3932 Likewise in the unnamed movsf pattern.
3933 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
3934 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
3937 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3939 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
3940 of tabbing before backslashes.
3942 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3944 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
3945 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
3946 (ASM_OUTPUT_INTERNAL_LABEL): Define.
3948 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3950 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
3951 find_interesting_uses_cond.
3952 (find_interesting_uses_cond): Use extract_cond_operands.
3953 (rewrite_use_compare): Use extract_cond_operands and
3954 force_gimple_operand_bsi. Do not call update_stmt.
3955 (determine_use_iv_cost_condition): Use extract_cond_operands.
3956 Return cheaper of using original bound and changing the exit bound.
3958 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3960 PR tree-optimization/29516
3961 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
3962 most_expensive_mult_to_index, addr_to_parts,
3963 create_mem_ref, maybe_fold_tmr): Make the type of
3964 fields of TARGET_MEM_REF sizetype.
3965 (move_fixed_address_to_symbol, move_pointer_to_base):
3967 * tree.def (TARGET_MEM_REF): Add comment on types of
3970 2007-01-11 Joseph Myers <joseph@codesourcery.com>
3972 * c-common.c (vector_types_convertible_p): Treat opaque types as
3973 always convertible if they have the same size, but not otherwise.
3975 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
3977 * ifcvt.c (struct noce_if_info): Add comments to the fields.
3978 Remove the b_unconditional field.
3979 (noce_try_sign_mask): Do not look at b_unconditional.
3980 (noce_process_if_block): Do not use merge_if_blocks. Update
3981 the CFG here. Do not set b_unconditional.
3982 (cond_move_process_if_block): Likewise.
3983 (find_cond_trap): Likewise.
3984 (check_cond_move_block): Require simple jump insns at the end
3987 2007-01-11 Jan Hubicka <jh@suse.cz>
3989 PR tree-optimization/1046
3990 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
3991 when alias info is not ready.
3992 (pass_tail_recursion): Do not require aliasing.
3993 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
3994 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
3995 * tree-ssa-copy.c (pass_copy_prop): Likewise.
3996 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
3997 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
3998 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
3999 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
4001 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
4002 When aliasing is not build, mark statement as volatile.
4004 2007-01-11 Tom Tromey <tromey@redhat.com>
4006 PR preprocessor/15185, PR preprocessor/20989:
4007 * doc/cppopts.texi <-MT>: Update description of algorithm for
4008 computing default target.
4009 <-M, -MD>: Reword "basename" text.
4011 2007-01-11 Roger Sayle <roger@eyesopen.com>
4013 * builtins.c (expand_builtin_pow, expand_builtin_powi,
4014 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
4015 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4016 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
4017 fold_builtin_bswap, real_constp, fold_builtin_pow,
4018 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
4019 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
4020 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4021 * convert.c (convert_to_pointer): Likewise.
4022 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4023 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
4024 const_binop, fold_convert_const_int_from_int,
4025 fold_convert_const_int_from_real,
4026 fold_convert_const_real_from_real, sign_bit_p,
4027 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
4028 fold_sign_changed_comparison, fold_unary, fold_comparison,
4029 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
4030 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
4031 * print-tree.c (print_node_brief, print_node): Likewise.
4032 * stor-layout.c (place_field, layout_type): Likewise.
4033 * tree-chrec.c (keep_cast): Likewise.
4034 * tree.c (build_vector, build_real, build_real_from_int_cst,
4035 build_complex): Likewise.
4037 2007-01-11 Roger Sayle <roger@eyesopen.com>
4039 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
4040 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
4042 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
4044 * configure.ac (strict1_warn): Rename to strict_warn.
4045 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
4046 cc_set_by_configure, quoted_cc_set_by_configure,
4047 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
4048 all_boot_languages, all_stagestuff): Remove.
4049 (target_list): Remove bootstrap targets.
4050 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
4051 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
4052 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
4053 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
4054 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
4055 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
4056 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
4057 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
4058 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
4059 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
4060 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
4061 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
4062 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
4063 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
4064 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
4065 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
4066 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
4067 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
4068 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
4069 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
4070 (mostlyclean): Adjust.
4071 (clean, distclean): Don't mention bootstrap stuff.
4072 * configure: Regenerate.
4073 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
4074 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
4075 treelang/config-lang.in (stagestuff): Remove.
4076 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
4077 stageprofile, stagefeedback, stagestuff): Remove mention.
4079 2007-01-11 Nick Clifton <nickc@redhat.com>
4081 * config/mcore/predicates.md (mcore_general_movesrc_operand):
4083 (mcore_general_movdst_operand): Do not accept CONST_INTs.
4084 (mcore_arith_K_S_operand): Run the test for the S constraint not
4085 the test for the M constraint.
4086 (mcore_addsub_operand): Do not accept integer values that are
4087 larger than 32 bits.
4088 * config/mcore/mcore.md: Remove unused constraints from split.
4089 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
4091 (allocate_stack): Likewise.
4092 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
4093 operands to 32 bits.
4094 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
4096 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
4097 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
4098 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
4099 mcore_output_bclri, mcore_output_andn, output_inline_const,
4100 mcore_output_move, mcore_output_movedouble): Likewise.
4101 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
4102 (output_inline_const): Likewise.
4103 (output_inline_const): Fix format strings used in sprintf
4105 * config/mcore/mcore-protos.h: Update prototypes for changed
4106 functions in mcore.c.
4107 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
4108 HOST_WIDE_INT and not int.
4109 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
4110 CONST_OK_FOR_N): Likewise.
4111 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
4112 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
4115 2007-01-10 Jan Hubicka <jh@suse.cz>
4117 * tree-vrp.c (remove_range_assertions): Release defs.
4118 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
4119 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
4121 2007-01-10 Paul Brook <paul@codesourcery.com>
4123 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
4124 * config/arm/arm.md (mulsi3subsi): New insn.
4126 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
4128 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
4129 (tree_transform_and_unroll_loop): New.
4130 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
4133 2007-01-10 Robert Kennedy <jimbob@google.com>
4135 * fold-const.c (fold_comparison): Fold comparisons like (x *
4136 1000 < 0) to (x < 0).
4138 2007-01-10 Ian Lance Taylor <iant@google.com>
4140 * tree-pretty-print.c (dump_generic_node): Print parentheses when
4141 operands have the same priority.
4143 2007-01-10 Tom Tromey <tromey@redhat.com>
4145 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
4146 (fold_binary): Likewise.
4147 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
4148 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
4149 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
4150 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
4151 * langhooks.h (struct lang_hooks): Removed field
4152 'can_use_bit_fields_p'.
4154 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
4156 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
4158 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
4160 * function.c (get_last_funcdef_no): New function.
4161 * function.h (get_last_funcdef_no): Declare.
4162 * tree-inline.c (initialize_cfun): Add initialization.
4163 (tree_function_versioning): Cleanup.
4165 2007-01-10 Jan Hubicka <jh@suse.cz>
4167 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
4170 2007-01-10 Sa Liu <saliu@de.ibm.com>
4171 Ben Elliston <bje@au.ibm.com>
4173 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
4174 for SAVE_NONLOCAL and Pmode for any other save level.
4175 * spu-protos.h (spu_restore_stack_block): Declare.
4176 * spu.md (save_stack_block): Remove.
4177 (restore_stack_block): Call spu_restore_stack_block.
4178 * spu.c (spu_restore_stack_block): New function.
4179 (spu_expand_epilogue): Remove old comment.
4181 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4183 PR tree-optimization/30322
4184 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
4185 (cand_value_at): Return the value as aff_tree.
4186 (may_eliminate_iv): Convert the bound from aff_tree to tree.
4187 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
4188 aff_combination_mult): New functions.
4189 (aff_combination_add): Use aff_combination_add_cst.
4190 (aff_combination_convert): Allow conversions to a wider type.
4191 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
4192 * tree-affine.h (aff_combination_mult): Declare.
4194 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
4196 * doc/tm.texi: Update documentation to reflect reality of exec
4197 and start file search behaviours. Update copyright year.
4198 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
4199 header file directories.
4201 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
4203 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
4204 (*cosxf2): Rename to cosxf2_i387.
4205 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
4206 using X87MODEF12 mode macro. Rename patterns to
4207 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
4209 (*cosdf2, *cossf2): Ditto.
4210 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
4211 to match extended input operands.
4212 (sincos<mode>3): New expander.
4213 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
4214 insn patterns and corresponding splitters.
4216 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
4218 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
4219 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
4221 2007-01-09 Nicolas Pitre <nico@cam.org>
4224 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
4226 2007-01-08 Geoffrey Keating <geoffk@apple.com>
4228 * target.h (struct gcc_target): New field library_rtti_comdat.
4229 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
4230 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
4231 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
4232 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
4234 2007-01-08 Geoffrey Keating <geoffk@apple.com>
4236 * doc/invoke.texi (Optimize Options): Correct description of -O0.
4238 2007-01-08 Richard Guenther <rguenther@suse.de>
4240 * tree.h (force_fit_type_double): Export.
4241 (force_fit_type): Remove.
4242 * fold-const.c (force_fit_type_double): New function.
4243 (force_fit_type): Remove.
4244 (int_const_binop): Use it.
4245 (fold_convert_const_int_from_int): Likewise.
4246 (fold_convert_const_int_from_real): Likewise.
4247 (fold_div_compare): Likewise.
4248 (fold_sign_changed_comparison): Likewise.
4249 (fold_unary): Likewise.
4250 (fold_negate_const): Likewise.
4251 (fold_abs_const): Likewise.
4252 (fold_not_const): Likewise.
4253 * c-common.c (shorten_compare): Use force_fit_type_double.
4254 * convert.c (convert_to_pointer): Likewise.
4256 2007-01-08 Richard Guenther <rguenther@suse.de>
4258 * tree.h (build_int_cst_wide_type): Export.
4259 * tree.c (build_int_cst_wide_type): New function.
4260 (build_int_cst_wide): Fix comment.
4261 * builtins.c (fold_builtin_object_size): Use build_int_cst
4262 to build -1 or 0 of the correct type. Use fit_double_type
4263 to check for overflow.
4264 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
4266 (decode_field_reference): Likewise.
4267 (all_ones_mask_p): Likewise.
4268 (native_interpret_int): Use build_int_cst_wide_type.
4269 (fold_binary): Use build_int_cst_type to build an all-ones
4271 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
4273 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
4275 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
4277 2007-01-09 Ben Elliston <bje@au.ibm.com>
4279 * genautomata.c (STATS_OPTION): New option.
4280 (stats_flag): New flag.
4281 (gen_automata_option): Handle it.
4282 (initiate_automaton_gen): Ditto.
4283 (write_automata): Output statistics only if stats_flag is
4284 set. Likewise, output time statistics only if time_flag is set.
4285 * doc/md.texi (Processor pipeline description): Document new flag.
4287 2007-01-08 Richard Guenther <rguenther@suse.de>
4289 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
4290 * tree.c (build_int_cst_type): Likewise.
4291 (size_in_bytes): Don't call force_fit_type on the result.
4292 (int_fits_type_p): Use fit_double_type.
4293 * fold-const.c (fit_double_type): New function.
4294 (force_fit_type): Use it.
4295 * tree.h (fit_double_type): Export.
4297 2007-01-08 Jan Hubicka <jh@suse.cz>
4299 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
4300 * ipa.c (function_and_variable_visibility): Fix return type.
4302 2007-01-08 Richard Guenther <rguenther@suse.de>
4304 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
4305 of offset to build the index.
4306 * tree-pretty-print.c (dump_generic_node): Don't build negated
4307 const just for printing.
4308 * c-pretty-print.c (pp_c_integer_constant): Likewise.
4309 * builtins.c (fold_builtin_int_roundingfn): Check if result
4310 fits the type by using force_fit_type and comparing the result.
4311 * predict.c (predict_loops): Use compare_tree_int for comparison.
4312 * tree.c (build_int_cst): Fall back to integer_type_node for
4314 (build_int_cst_wide): Assert type is non-null.
4316 2007-01-08 Roberto Costa <roberto.costa@st.com>
4318 * tree-vrp.c (extract_range_from_cond_expr): New.
4319 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
4320 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
4322 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
4323 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
4324 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
4325 used as expressions.
4326 * tree-object-size.c (cond_expr_object_size): New.
4327 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
4329 2007-01-08 Jan Hubicka <jh@suse.cz>
4331 * tree-ssa-forwprop.c (forward_propagate_into_cond,
4332 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
4335 2007-01-08 Richard Guenther <rguenther@suse.de>
4337 PR tree-optimization/23603
4338 * tree-vrp.c (set_value_range_to_truthvalue): New function.
4339 (extract_range_from_binary): Fall back to truthvalue instead of
4340 varying for TRUTH_*_EXPR.
4341 (extract_range_from_comparison): Fall back to truthvalue instead of
4343 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
4344 if all visited PHI values were constant.
4346 2007-01-08 Jan Hubicka <jh@suse.cz>
4348 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
4349 (cgraph_analyze_function): break out from ...
4350 (cgraph_finalize_compilation_unit): ... here.
4351 (cgraph_expand_function): Remove forgoten commented out line.
4352 (cgraph_optimize): Analyze functions.
4354 2007-01-08 Jan Hubicka <jh@suse.cz>
4356 * tree-pas.h (TODO_remove_function): New flag.
4357 (TODO_update*): Renumber.
4358 (pass_ipa_increase_alignment,
4359 pass_ipa_function_and_variable_visibility): New passes.
4360 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
4361 (cgraph_function_and_variable_visibility): Move to ipa.c
4362 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
4363 cgraph_increase_alignment.
4364 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
4365 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
4366 calling tree-inline.
4367 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
4368 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
4369 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
4370 (gate_increase_alignment): New function.
4371 (pass_ipa_increase_alignment): New pass.
4372 * ipa.c: Inline tree-pass.h and timevar.h
4373 (function_and_variable_visibility): Move here from cgraphunit.c
4374 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
4375 * passes.c (init_optimization_passes): Add the two new passes.
4376 (execute_todo): Handle cgraph_remove_functions.
4378 2007-01-08 Nick Clifton <nickc@redhat.com>
4380 * config/frv/predicates.md (reg_or_0_operand): Accept
4383 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
4385 * config/bfin/rtems.h, config/bfin/t-rtems: New.
4386 * config.gcc: Add bfin*-rtems*.
4388 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
4390 * c.opt: Add -flax-vector-conversions.
4391 * c-typeck.c (convert_for_assignment): Pass flag to
4392 vector_types_convertible_p to allow emission of note.
4393 (digest_init): Likewise.
4394 * c-opts.c: Handle -flax-vector-conversions.
4395 * c-common.c (flag_lax_vector_conversions): New.
4396 (vector_types_convertible_p): Unless -flax-vector conversions
4397 has been passed, disallow conversions between vectors with
4398 differing numbers of subparts and/or element types. If such
4399 a conversion is disallowed, possibly emit a note on the first
4400 occasion only to inform the user of -flax-vector-conversions.
4401 The new last argument specifies this.
4402 * c-common.h (flag_lax_vector_conversions): New.
4403 (vector_types_convertible_p): Add extra argument.
4404 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
4405 char_type_node for V*QI type vectors.
4406 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
4407 Update to satisfy new typechecking rules.
4408 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
4410 * doc/invoke.texi (C Dialect Options): Document
4411 -flax-vector-conversions.
4413 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
4415 PR tree-optimization/29877
4416 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
4417 a register variable on the RHS to not be replaceable.
4419 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
4420 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
4421 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
4422 const_simm15, const_pow2, const_npow2): Added.
4423 * config/score/misc.md (insv, extv, extzv, movmemsi,
4424 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
4425 * config/score/score.c (score_address_cost, score_select_cc_mode):
4427 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
4428 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
4429 Update score_print_operand.
4430 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
4431 Adjust register allocate order and update some macro define.
4432 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
4433 mdx_block_move_straight, mdx_block_move_loop_head,
4434 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
4435 mdx_block_move): Added.
4436 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
4437 mdp_limm): Updated and fix some bug and typo.
4438 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
4439 (movsf, movdf, doloop_end): Added.
4441 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
4443 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
4444 config/arm/thumb2.md: Fix comment typos.
4445 * doc/extend.texi: Fix a typo.
4447 2007-01-07 Eric Christopher <echristo@apple.com>
4449 * configure.ac: Check for __stack_chk_fail for darwin.
4450 * configure: Regenerate.
4452 2007-01-07 Richard Guenther <rguenther@suse.de>
4454 * tree-vrp.c (extract_range_from_assert): CSE calls to
4455 compare_values where possible.
4456 (extract_range_from_unary_expr): Likewise.
4458 2007-01-07 Anatoly Sokolov <aesok@post.ru>
4460 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
4461 * config/avr/avr.c (call_insn_operand): Delete function.
4462 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
4463 instead of register number. Use predicates.
4464 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
4465 call_insn_operand): Add.
4467 2007-01-06 Jan Hubicka <jh@suse.cz>
4469 * tree-pass.h (pass_build_cgraph_edges): Declare.
4470 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
4471 (visited_nodes): Remove.
4472 (cgraph_create_edges): Move to cgraphbuild.c; rename to
4473 build_cgrpah_edges; make visited_nodes local.
4474 (cgraph_process_new_functions): DO not call initialize_inline_failed.
4475 (record_references_in_initializer): Move to cgraphbuild.c
4476 (initialize_inline_failed, rebuild_cgraph_edges,
4477 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
4478 (verify_cgraph_node): Make visited_nodes local.
4479 (cgraph_analyze_function): Do not call cgraph_create_edges and
4480 initialize_inline_failed.
4481 (cgraph_expand_function): Do not call cgraph_lower_function;
4482 assert that function is already lowered.
4483 * Makefile.in (cgraphbuild.o): New.
4484 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
4485 at the end of lowering passes.
4487 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
4489 * ifcvt.c (cond_move_convert_if_block): New function, code
4490 factored out from...
4491 (cond_move_process_if_block): ...here. Call the new function
4492 on the THEN and ELSE blocks.
4493 (merge_if_block): Do not copy global_live_at_end, merge_blocks
4494 already takes care of this.
4496 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4499 * tree.h (TREE_OVERFLOW_P): New.
4500 * c-typeck.c (parser_build_unary_op): Warn only if result
4501 overflowed and operands did not.
4502 (parser_build_binary_op): Likewise.
4503 (convert_for_assignment): Remove redundant overflow_warning.
4504 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
4506 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4508 * c-typeck.c (store_init_value): Split over two lines to follow
4509 the GNU coding style.
4511 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
4513 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
4514 __GXX_EXPERIMENTAL_CXX0X__.
4515 * doc/cpp.texi: Same.
4517 2007-01-05 Richard Guenther <rguenther@suse.de>
4520 * tree.c (get_narrower): Do not construct COMPONENT_REFs
4521 with mismatched types. Instead explicitly build a
4522 conversion NOP_EXPR.
4524 2007-01-05 Ian Lance Taylor <iant@google.com>
4526 * c-common.c (decl_with_nonnull_addr_p): New function.
4527 (c_common_truthvalue_conversion): Call it.
4528 * c-typeck.c (build_binary_op): Likewise.
4529 * c-common.h (decl_with_nonnull_addr_p): Declare.
4531 2007-01-05 Jakub Jelinek <jakub@redhat.com>
4534 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
4537 2007-01-05 Joel Brobecker <brobecker@adacore.com>
4539 * doc/install.texi (Final install): Document the fact that
4540 the GNAT runtime should not be stripped.
4542 2007-01-04 Jan Hubicka <jh@suse.cz>
4544 * tree-inline.c (fold_marked_statements): Update operand caches
4545 and EH after folding
4547 2007-01-04 Ian Lance Taylor <iant@google.com>
4549 * c-common.c (check_function_nonnull): Whitespace fix.
4551 2007-01-04 Jan Hubicka <jh@suse.cz>
4553 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
4554 comitted older version of patch.
4555 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
4556 function, celanup cfg and collect garbage.
4558 2007-01-04 Mike Stump <mrs@apple.com>
4560 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
4563 2007-01-04 Eric Christopher <echristo@apple.com>
4565 * libgcc2.c (__bswapsi2): Use SItype.
4566 (__bswapdi2): Use DItype.
4567 * libgcc2.h: Update for above.
4569 2007-01-04 Paul Brook <paul@codesourcery.com>
4571 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
4572 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
4573 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
4574 umulsidi3, umulsidi3adddi, smulsi3_highpart,
4575 umulsi3_highpart): Make conditional on !arm_arch6.
4576 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
4577 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
4578 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
4579 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
4580 umulsi3_highpart_v6): New insns.
4582 2007-01-04 Roger Sayle <roger@eyesopen.com>
4584 * fold-const.c (fold_convert): When casting an expression to void,
4585 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
4586 have a type. Instead of attempting to build a NOP_EXPR, return
4587 these "special" trees directly.
4589 2007-01-04 Joseph Myers <joseph@codesourcery.com>
4591 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
4592 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
4593 rs6000_cost->fp not 0 as adjustment for outer NEG.
4595 2007-01-04 Jan Hubicka <jh@suse.cz>
4597 * cgraph.c (cgraph_release_function_body): New function.
4598 (cgraph_remove_node): Use it.
4599 * cgraph.h (cgraph_release_function_body): Declare.
4600 * cgraphunit.c (cgraph_expand_function): Use it.
4601 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
4602 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
4603 is initialized and while compilation of other function is running.
4604 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
4605 statement CFG annotations from here to ...
4606 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
4608 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
4610 * cfgloop.h (enum li_flags): Make the constants powers of two.
4612 2007-01-04 Jan Hubicka <jh@suse.cz>
4614 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
4616 (fold_marked_statements): New function.
4617 (optimize_inline_calls, tree_function_versioning): Fold new statements.
4618 * tree-inline.h (copy_body_data): Add statements_to_fold.
4620 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
4622 * config.gcc: Mention libgcc/config.host.
4623 * Makefile.in: Update comments mentioning libgcc.
4624 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
4625 (all.cross, start.encap, rest.encap, rest.cross): Update
4626 dependencies for libgcc move.
4627 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
4628 (clean-target, clean-target-libgcc): Delete.
4629 (srcdirify, GCC_EXTRA_PARTS): New macros.
4630 (libgcc-support, libgcc.mvars): New rules.
4631 (distclean): Remove mention of mklibgcc.
4632 (install): Don't reference INSTALL_LIBGCC.
4633 (install-common): Don't reference EXTRA_PARTS.
4634 (install-libgcc, install-multilib): Delete rules.
4635 * mklibgcc.in: Delete file.
4636 * doc/configfiles.texi: Don't mention mklibgcc.
4638 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
4639 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
4640 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
4641 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
4642 (mklibgcc, ldblspecs): Likewise.
4644 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
4645 (posixpre.def): Use $(T).
4646 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
4647 (SHLIB_SRC, SHLIB_INSTALL): Delete.
4648 (SHLIB_LINK): Make dummy.
4649 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
4651 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
4653 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
4654 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
4655 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
4656 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
4658 * configure.ac (all_outputs): Remove mklibgcc.
4659 * configure: Regenerated.
4661 2007-01-03 Josh Conner <jconner@apple.com>
4664 * calls.c (compute_argument_addresses): Set stack and stack_slot
4665 for partial args, too.
4666 (store_one_arg): Use locate.size.constant for the size when
4667 generating a save_area.
4669 2007-01-03 Robert Kennedy <jimbob@google.com>
4671 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
4672 whose definitions are deleted due to basic block merging.
4674 2007-01-03 Paul Brook <paul@codesourcery.com>
4677 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
4679 (use_return_insn): Return 0 for Thumb interrupt functions.
4680 (print_multi_reg): Add rfe argument for IRQ returns.
4681 (arm_output_epilogue): Pop interrupt return address directly into PC.
4682 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
4684 2007-01-03 Paul Brook <paul@codesourcery.com>
4686 Merge from sourcerygxx-4_1.
4687 * config/arm/thumb2.md: New file.
4688 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
4690 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
4691 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
4692 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
4693 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
4695 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
4696 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
4698 * config/arm/ieee754-sf.S: Ditto.
4699 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
4700 (thumb1_base_register_rtx_p): ... to this.
4701 (thumb_index_register_rtx_p): Rename...
4702 (thumb1_index_register_rtx_p): ... to this.
4703 (thumb_output_function_prologue): Rename...
4704 (thumb1_output_function_prologue): ... to this.
4705 (thumb_legitimate_address_p): Rename...
4706 (thumb1_legitimate_address_p): ... to this.
4707 (thumb_rtx_costs): Rename...
4708 (thumb1_rtx_costs): ... to this.
4709 (thumb_compute_save_reg_mask): Rename...
4710 (thumb1_compute_save_reg_mask): ... to this.
4711 (thumb_final_prescan_insn): Rename...
4712 (thumb1_final_prescan_insn): ... to this.
4713 (thumb_expand_epilogue): Rename...
4714 (thumb1_expand_epilogue): ... to this.
4715 (arm_unwind_emit_stm): Rename...
4716 (arm_unwind_emit_sequence): ... to this.
4717 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
4718 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
4719 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
4720 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
4721 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
4722 thumb2_output_casesi): New functions.
4723 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
4724 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
4725 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
4726 THUMB2_WORK_REGS): Define.
4727 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
4728 arm_condexec_mask, arm_condexec_masklen)): New variables.
4729 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
4730 (arm_override_options): Check new CPU capabilities.
4731 Set new architecture flag variables.
4732 (arm_isr_value): Handle v7m interrupt functions.
4733 (user_return_insn): Return 0 for v7m interrupt functions. Handle
4735 (const_ok_for_arm): Handle Thumb-2 constants.
4736 (arm_gen_constant): Ditto. Use movw when available.
4737 (arm_function_ok_for_sibcall): Return false for v7m interrupt
4739 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
4740 (thumb_find_work_register, arm_load_pic_register,
4741 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
4742 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
4743 print_multi_reg, output_mov_long_double_fpa_from_arm,
4744 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
4745 output_mov_double_fpa_from_arm, output_move_double,
4746 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
4747 output_return_instruction, arm_output_function_prologue,
4748 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
4749 arm_output_mi_thunk, thumb_set_return_address): Ditto.
4750 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
4751 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
4752 (arithmetic_instr, shift_op): Use arm_shift_nmem.
4753 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
4755 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
4756 (thumb_expand_prologue): Use thumb_set_frame_pointer.
4757 (arm_file_start): Output directive for unified syntax.
4758 (arm_unwind_emit_set): Handle stack alignment instruction.
4759 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
4760 Add v6t2, v7, v7a, v7r and v7m.
4761 (RETLDM): Add Thumb-2 code.
4762 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
4763 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
4764 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
4765 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
4766 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
4767 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
4768 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
4769 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
4770 ADJUST_INSN_LENGTH): Define.
4771 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
4772 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
4773 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
4774 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
4775 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
4776 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
4777 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
4778 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
4779 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
4780 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
4781 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
4782 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
4783 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
4784 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
4785 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
4786 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
4787 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
4789 * config/arm/arm-tune.md: Regenerate.
4790 * config/arm/arm-protos.h: Update prototypes.
4791 * config/arm/vfp.md: Enable patterns for Thumb-2.
4792 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
4793 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
4794 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
4795 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
4796 * config/arm/libunwind.S: Add Thumb-2 code.
4797 * config/arm/constraints.md: Update include Thumb-2.
4798 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
4799 * config/arm/ieee754-df.S: Ditto.
4800 * config/arm/bpabi.S: Ditto.
4801 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
4802 * config/arm/predicates.md (low_register_operand,
4803 low_reg_or_int_operand, thumb_16bit_operator): New.
4804 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
4805 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
4806 * config/arm/t-arm-elf: Add armv7 multilib.
4807 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
4809 (UNSPEC_STACK_ALIGN, ce_count): New.
4810 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
4811 arm_zero_extendsidi2, arm_zero_extendqidi2): New
4813 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
4814 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
4815 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
4816 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
4817 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
4818 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
4820 * doc/extend.texi: Document ARMv7-M interrupt functions.
4821 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
4823 2007-01-03 Jakub Jelinek <jakub@redhat.com>
4825 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
4826 (struct _Unwind_Context): Rename args_size to flags, remove
4827 signal_frame field, add a new args_size field and version field.
4828 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
4829 _Unwind_IsExtendedContext): New inline functions.
4830 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
4831 Assume by_value array is only present if _Unwind_IsExtendedContext.
4832 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
4833 _Unwind_IsSignalFrame.
4834 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
4835 (uw_update_context_1): Use _Unwind_SetSignalFrame.
4836 (uw_init_context_1): Initialize context->flags to
4837 EXTENDED_CONTEXT_BIT.
4838 * config/rs6000/linux-unwind.h (frob_update_context): Use
4839 _Unwind_SetSignalFrame.
4841 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4844 * gimplify.c (gimplify_modify_expr_complex_part): Move below
4845 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
4848 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
4850 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
4851 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
4852 RET, AT_SP): Remove.
4853 * config/i386/i386.md (*sse_prologue_save_insn): Use return
4856 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
4857 * cfgbuild.c (find_basic_blocks): Likewise.
4858 * cfgrtl.c (rtl_create_basic_block): Likewise.
4859 * function.c (temp_slots_at_level): Likewise.
4860 * reg-stack.c (stack_regs_mentioned): Likewise.
4861 * regclass.c (allocate_reg_info): Likewise.
4862 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
4863 set_bb_for_stmt, move_block_to_fn): Likewise.
4864 * tree-complex.c (tree_lower_complex): Likewise.
4865 * vec.h (VEC_safe_grow_cleared): New.
4867 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
4869 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
4871 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
4872 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
4874 * cfgloopmanip.c (scale_loop_frequencies): Export.
4875 (loopify): Scale the frequencies by prescribed coefficients.
4876 (set_zero_probability): New function.
4877 (duplicate_loop_to_header_edge): Improve updating of frequencies.
4878 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
4879 and frequencies according to arguments.
4880 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
4882 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
4883 * modulo-sched.c (sms_schedule): Set probabilities for entering
4884 versioned loop correctly.
4885 * tree-vect-transform.c (vect_transform_loop): Ditto.
4886 * cfgloop.h (loopify, loop_version): Declaration changed.
4887 (scale_loop_frequencies): Declared.
4889 2007-01-02 Jan Hubicka <jh@suse.cz>
4891 * cgraph.c: Include tree-flow.h
4892 (cgraph_add_new-function): Handle IPA_SSA mode; execute
4894 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
4895 * tree-pass.h (pass_all_early_optimizations): Declare.
4896 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
4898 (cgraph_analyze_function): Do early_local_passes.
4899 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
4900 Do not add referenced vars.
4901 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
4903 (gate_all_early_local_passes): New gate.
4904 (pass_early_local_passes): Use new gate.
4905 (execute_early_local_optimizations): New functions.
4906 (gate_all_early_optimizations): New gate.
4907 (pass_all_early_optimizations): New pass.
4908 (execute_free_datastructures): Free SSA only when initialized.
4909 (gate_init_datastructures): Init only when optimizing.
4910 (tree_lowering_passes): Do early local passes when called late.
4911 * tree-profile.c (do_tree_profiling): Don't profile functions added
4913 (do_early_tree_profiling, pass_early_tree_profile): Kill.
4914 * tree-cfg.c (update_modified_stmts): Do not update when operands are
4916 * passes.c (init_optimizations_passes): Reorder so we go into SSA
4917 during early_local_passes.
4918 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
4921 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
4923 * Makefile.in: Update copyright year.
4925 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
4927 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
4928 in $(lang_checks) and check-consistency targets.
4930 2007-01-02 Jan Hubicka <jh@suse.cz>
4932 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
4933 Do not add referenced vars.
4934 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
4936 * passes.c (init_optimization_passes): Put mudflap_2 after
4937 free_datastructures.
4939 2007-01-02 Jan Hubicka <jh@suse.cz>
4941 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
4942 Set NOTHROW flag on call statements proved to be nothrow.
4943 Update statement of local calls so new pure/const functions are
4944 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
4946 (tree_rest_of_compilation): Register hooks and initialize bitmap
4947 early. Do not set after_inlining flag.
4949 2007-01-02 Steve Ellcey <sje@cup.hp.com>
4951 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
4952 HOST_BITS_PER_LONGLONG
4954 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4957 * c-typeck.c (store_init_value): Don't emit pedantic overflow
4958 warning for non-static initializers.
4960 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
4962 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
4963 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
4964 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
4965 Always use set_unique_reg_note to add REG_EQUAL notes.
4967 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
4970 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
4972 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
4973 * cfgbuild.c (find_basic_blocks): Likewise.
4974 * cfgrtl.c (rtl_create_basic_block): Likewise.
4975 * function.c (temp_slots_at_level): Likewise.
4976 * reg-stack.c (stack_regs_mentioned): Likewise.
4977 * regclass.c (allocate_reg_info): Likewise.
4978 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
4979 set_bb_for_stmt, move_block_to_fn): Likewise.
4980 * tree-complex.c (tree_lower_complex): Likewise.
4981 * vec.h (VEC_safe_grow_cleared): New.
4983 2007-01-02 Ian Lance Taylor <iant@google.com>
4985 * c-common.c (c_common_truthvalue_conversion): When warning about
4986 using an assignment as a truth value, set TREE_NO_WARNING.
4988 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4991 * c.opt (Wold-style-declaration): New.
4992 * doc/invoke.texi (C-only Warning Options): New.
4993 (Wold-style-declaration): Document it.
4994 (Wextra): Enabled by -Wextra.
4995 * c-opts.c (c_common_post_options): Enabled by -Wextra.
4996 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
4997 -Wold-style-declaration.
4999 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5001 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5002 * cfgbuild.c (find_basic_blocks): Likewise.
5003 * cfgrtl.c (rtl_create_basic_block): Likewise.
5004 * function.c (temp_slots_at_level): Likewise.
5005 * reg-stack.c (stack_regs_mentioned): Likewise.
5006 * regclass.c (allocate_reg_info): Likewise.
5007 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5008 set_bb_for_stmt, move_block_to_fn): Likewise.
5009 * tree-complex.c (tree_lower_complex): Likewise.
5010 * vec.h (VEC_safe_grow_cleared): New.
5012 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
5014 * c-common.c (c_common_nodes_and_builtins): Since variants of
5015 void_type_node get built before it is given a name, we need to
5016 give those variants the name, too.
5017 (complete_array_type): We need to work with the canonical main
5018 type of the array, from which we will build the qualified version.
5019 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
5020 * print-tree.c (print_node): Display canonical type information
5022 * stor-layout.c (layout_type): When we don't know the
5023 alignment of a type for which we're building an array, we end up
5024 guessing wrong, so make the type require structural equality.
5025 * tree.c (make_node_stat): When we build a new type, it is its
5027 (build_type_attribute_qual_variant): When building an attribute
5028 variant, its canonical type is the non-attribute variant. However,
5029 if the attributes are target-dependent and they differ, we need to
5030 use structural equality checks for this type.
5031 (build_qualified_type): A qualified type is not equivalent to its
5032 unqualified variant; set the canonical type appropriately.
5033 (build_distinct_type_copy): When building a distinct type from
5034 another type, the new type is its own canonical type.
5035 (build_variant_type_copy): When building a new type variant, we
5036 assume that it is equivalent to the original type.
5037 (build_pointer_type_for_mode): When building a pointer type, also
5038 build a canonical type pointer.
5039 (build_reference_type_for_mode): When building a reference type,
5040 also build a canonical type reference.
5041 (build_index_type): When we can't hash an index type (e.g.,
5042 because its maximum value is negative), the index type requires
5043 structural equality tests.
5044 (build_array_type): Build the canonical form of an array type.
5045 (build_function_type): Function types require structural equality,
5046 because they contain default arguments, attributes, etc.
5047 (build_method_type_directly): Ditto for method types.
5048 (build_offset_type): Build the canonical offset type.
5049 (build_complex_type): Build the canonical vector type.
5050 (make_vector_type): Build the canonical vector type.
5051 * tree.h (TYPE_CANONICAL): New.
5052 (TYPE_STRUCTURAL_EQUALITY_P): New.
5053 (SET_TYPE_STRUCTURAL_EQUALITY): New.
5054 (struct tree_type): Added "canonical" field.
5055 * params.h (VERIFY_CANONICAL_TYPES): New.
5056 * doc/c-tree.texi (TYPE_CANONICAL): Document.
5057 (TYPE_STRUCTURAL_EQUALITY_P): Document.
5058 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
5059 * doc/invoke.texi (verify-canonical-types): Document --param
5060 parameter for verifying canonical types.
5062 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5064 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
5065 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
5066 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
5067 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
5069 * config/rs6000/e500.h: New.
5070 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
5071 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
5073 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
5074 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
5075 TARGET_E500_DOUBLE): Remove.
5076 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
5077 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
5078 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
5079 * config/rs6000/rs6000.c (rs6000_override_options): Use
5082 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5084 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
5085 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
5086 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
5087 rs6000_emit_cmove): Don't check TARGET_E500.
5088 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
5089 sordered): Don't check TARGET_E500.
5091 2007-01-01 Eric Christopher <echristo@apple.com>
5093 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
5094 HARD_REGISTER_NUM_P.
5096 2007-01-01 Roger Sayle <roger@eyesopen.com>
5098 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
5099 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
5100 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
5103 2007-01-01 Mike Stump <mrs@apple.com>
5105 * configure.ac: Remove support for building with Apple's gcc-3.1.
5107 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5110 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
5111 REG is a hard register. Do not modify REG before calling
5113 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
5114 multiple of the size of YMODE for certain lowpart cases.
5116 2007-01-01 Andrew Pinski <pinskia@gmail.com>
5119 * gimplify (voidify_wrapper_expr): Update for
5122 2007-01-01 Andreas Schwab <schwab@suse.de>
5125 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
5126 save of BR0 in extra_spill_size instead of spill_size.
5127 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
5129 (ia64_expand_epilogue): Restore BR0 from its new location.
5131 2007-01-01 Andrew Pinski <pinskia@gmail.com>
5133 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
5134 Use a temporary variable if the left hand side is not a gimple
5137 2007-01-01 Andrew Pinski <pinskia@gmail.com>
5139 * gimplify.c (gimplify_return_expr): Make the temporary variable
5140 for the return expression, a gimple register variable.
5142 2007-01-01 Jan Hubicka <jh@suse.cz>
5144 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
5147 2007-01-01 Mike Stump <mrs@apple.com>
5149 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
5151 * config/darwin.c (machopic_select_rtx_section): Use
5153 (darwin_mergeable_constant_section): Likewise.
5154 * configure: Regenerate.
5155 * config.in: Regenerate.
5157 2007-01-01 Jan Hubicka <jh@suse.cz>
5158 Andrew Pinski <pinskia@gmail.com>
5160 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
5161 before starting IPA passes.