1 2007-03-12 Richard Henderson <rth@redhat.com>
3 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
4 (TARGET_SECTION_TYPE_FLAGS): New.
6 2007-03-12 Richard Henderson <rth@redhat.com>
8 * config/darwin.c (machopic_reloc_rw_mask): New.
9 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
10 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
12 2007-03-12 Mark Mitchell <mark@codesourcery.com>
14 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
15 * cppdefault.h (cpp_PREFIX): Document.
16 (cpp_PREFIX_len): Likewise.
17 (cpp_EXEC_PREFIX): New variable.
18 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
19 * c-incpath.c (add_standard_paths): Correct logic for relocating
22 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
24 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
25 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
27 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
28 fix_truncdfdi_sse using SSEMODEF mode macro.
29 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
30 fix_truncdfsi_sse using SSEMODEF mode macro.
31 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
32 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
34 2007-03-12 Richard Sandiford <richard@codesourcery.com>
36 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
39 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
41 * tree.h : Add multiple_of_p declaration.
42 * fold-const.c (multiple_of_p): Make multiple_of_p public.
43 * ipa-type-escape.c (results_of_malloc): Redundant.
44 (visited_stmts): New. Visited stmt for walk_use_def_chains.
45 (cast_type): Extended with new members.
46 (check_cast): Returns cast_type.
47 (cast): New structure for data of walk_use_def_chains.
48 (is_malloc_result, is_cast_from_non_pointer_1,
49 is_cast_from_non_pointer,
50 is_array_access_through_pointer_and_index): New functions.
51 (look_for_casts): Returns cast types.
52 (check_call): Returns void.
53 (okay_pointer_operation): Use support of pointer plus index,
54 pointer plus constant and allow all multiplications.
56 2007-03-11 Richard Guenther <rguenther@suse.de>
58 PR tree-optimization/31115
59 * tree-vrp.c (extract_range_from_binary_expr): Make sure
60 the shift count is positive and non-anti-range for RSHIFT_EXPR.
61 A shift count of zero is not special as with *_DIV_EXPR.
62 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
65 2007-03-11 Ian Lance Taylor <iant@google.com>
67 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
68 the *_DIV_EXPR codes correctly with overflow infinities.
70 2007-03-11 Ira Rosen <irar@il.ibm.com>
72 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
73 indicate success/failure of the analysis. Add negation to subtrahend
74 in case of subtraction. Fail if both operands contain constants.
75 (create_data_ref): Fail if analyze_offset fails.
77 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
79 * config/i386/i386.md (frndintxf2): Rename to ...
80 (rintxf2): ... this. Remove expander having same name.
81 (rintsf2, rintdf2): Implement using SSEMODEF macro.
82 (roundsf2, rounddf2): Ditto.
83 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
84 (lround<mode>di2, lround<mode>si2): Ditto.
86 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
88 * lower-subreg.c: Include except.h.
89 (decompose_multiword_subregs): Verify that the only control flow
90 insns we can split are loads to multi-words pseudos.
91 Handle breaking such blocks after splitting, instead of calling
92 find_many_sub_basic_blocks.
94 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
95 on the new basic block. Add a lengthy comment explaining why we
96 thought this was necessary.
97 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
99 2007-03-10 Mark Mitchell <mark@codesourcery.com>
102 * tree.c (walk_type_fields): Recurse into the element type of
103 ARRAY_TYPEs if there is a pointer set.
105 2007-03-10 Dirk Mueller <dmueller@suse.de>
107 * c-common.c (warn_logical_operator): Fix condition.
109 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
111 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
113 * config/darwin.c (machopic_select_section): Remove superfluous
114 argument in call to categorize_decl_for_section. Remove unused
117 2007-03-10 Joseph Myers <joseph@codesourcery.com>
119 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
121 * configure: Regenerate.
123 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
126 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
127 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
128 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
129 Add LABEL_NUSES to emitted label.
130 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
131 branch probability value to emitted jump insn.
132 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
133 Do not check life information and do not re-arrange input operands
134 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
136 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
138 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
139 the change of decode_asm_operands.
141 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
143 * mode-switching.c (create_pre_exit): Skip blockage insn.
145 2007-03-09 Diego Novillo <dnovillo@redhat.com>
147 * tree-pass.h (TODO_update_smt_usage): Remove.
149 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
153 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
155 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
156 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
157 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
160 2007-03-09 Geoffrey Keating <geoffk@apple.com>
162 * gcc.c: Document %{, in big comment at top.
163 (input_suffix_matches): Remove special handling for .s and
165 (input_spec_matches): New.
166 (handle_braces): Handle %{,.
167 (validate_switches): ',' indicates a value which is not a switch.
168 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
169 to detect assembler input.
170 * config/i386/sol2.h (CPP_SPEC): Likewise.
171 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
172 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
173 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
174 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
175 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
176 -m64 causes deployment target to default to 10.5.
177 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
179 2007-03-09 Richard Henderson <rth@redhat.com>
182 * target.h (targetm.asm.out.reloc_rw_mask): New.
183 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
184 (TARGET_ASM_OUT): Use it.
185 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
186 * varasm.c (categorize_decl_for_section): Remove shlib argument;
187 use the new reloc_rw_mask target hook instead.
188 (default_section_type_flags_1): Merge into...
189 (default_section_type_flags): ... here.
190 (decl_readonly_section_1): Merge into...
191 (decl_readonly_section): ... here.
192 (default_elf_select_section_1): Merge into...
193 (default_elf_select_section): ... here.
194 (default_unique_section_1): Merge into...
195 (default_unique_section): ... here.
196 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
197 (default_select_rtx_section): Use it.
198 (default_elf_select_rtx_section): Likewise.
199 * output.h: Update to match.
200 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
201 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
202 (TARGET_ASM_RELOC_RW_MASK): New.
203 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
204 to categorize_decl_for_section.
205 (x86_64_elf_unique_section): Likewise.
206 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
207 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
208 (TARGET_ASM_RELOC_RW_MASK): New.
209 * config/ia64/ia64.c (ia64_rwreloc_select_section,
210 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
211 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
212 (TARGET_RWRELOC): Remove.
213 (ia64_section_type_flags): Adjust call to default_section_type_flags.
214 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
215 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
216 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
217 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
218 (rs6000_xcoff_select_section): Use decl_readonly_section.
219 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
220 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
221 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
222 (TARGET_SECTION_TYPE_FLAGS): Remove.
223 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
225 2007-03-09 Roger Sayle <roger@eyesopen.com>
227 * fold-const.c (fold_comparison): Remove compile-time evaluation of
228 complex constant equality/inequality comparisons for here.
229 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
230 known at compile-time or can be simplified to a scalar comparison.
231 (fold_relational_const): Move compile-time evaluation of complex
232 constant equality/inequality comparisons to here.
234 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
236 PR rtl-optimization/30643
237 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
239 (fold_rtx): Recurse, like before 2006-11-03.
241 2007-03-09 DJ Delorie <dj@redhat.com>
243 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
246 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
248 PR tree-optimization/30375
249 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
250 LHS of statements is not the same.
251 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
253 2007-03-09 Chao-ying Fu <fu@mips.com>
255 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
257 * doc/invoke.texi (-mdspr2): Document new option.
258 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
259 New unspec for DSP REV 2.
260 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
261 these instructions are extended in DSP REV 2.
262 (mips-dspr2.md): Include.
263 * config/mips/mips.opt (mdspr2): New option.
264 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
265 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
266 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
267 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
268 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
269 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
270 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
272 (bdesc_map): Add one field of unsupported_target_flags.
273 (bdesc_arrays): Update entries to have extra fields. Add
275 (mips_init_builtins): Initialize new function types.
276 Check unsupported_target_fileds to filter out builtins.
277 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
279 (ASM_SPEC): Pass mdspr2 to the assembler.
280 * config/mips/mips-dspr2.md: New file.
282 2007-03-09 Sa Liu <saliu@de.ibm.com>
284 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
286 2007-03-09 Ian Lance Taylor <iant@google.com>
288 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
289 argument) like -Wstrict-overflow=2.
290 * doc/invoke.texi (Warning Options): Update documentation.
292 2007-03-09 Dirk Mueller <dmueller@suse.de>
295 * doc/invoke.texi (-Wlogical-op): Document.
296 * common.opt (-Wlogical-op): New.
297 * c-common.h (warn_logical_operator): Declare.
298 * c-common.c (warn_logical_operator): Define.
299 * c-typeck.c (parser_build_binary_op): Call
300 warn_logical_operator.
302 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
304 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
305 * final.c (final_scan_insn): Test for non-"" file name.
307 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
309 * doc/loop.texi: Document the Omega linear constraints solver.
310 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
311 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
312 omega-hash-table-size, omega-max-keys, and
313 omega-eliminate-redundant-constraints.
314 * tree-pass.h (pass_check_data_deps): Declared.
317 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
318 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
319 pass_check_data_deps): New.
320 * tree-data-ref.c (init_data_ref): Remove declaration.
321 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
322 (analyze_array): Renamed init_array_ref, move up initializations.
323 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
324 Removed arguments that are set to NULL.
325 (analyze_indirect_ref): Correct indentation, correct call to
327 (object_analysis): Call init_array_ref instead of analyze_array.
328 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
329 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
330 of DR_ACCESS_FNS_ADDR.
331 (init_omega_eq_with_af, omega_extract_distance_vectors,
332 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
333 ddr_consistent_p): New.
334 (compute_affine_dependence): Check consistency of ddrs when
335 flag_check_data_deps is passed.
336 (analyze_all_data_dependences): Uncomment.
337 (tree_check_data_deps): New.
338 * tree-data-ref.h: Include omega.h.
339 (DR_ACCESS_FNS_ADDR): Removed.
340 (data_dependence_relation): Add inner_loop.
341 (DDR_INNER_LOOP): New.
342 * common.opt (fcheck-data-deps): New.
343 * tree-flow.h (tree_check_data_deps): Declare.
344 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
345 (OBJS-common): Depend on omega.o.
347 * passes.c (pass_check_data_deps): Scheduled.
348 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
349 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
350 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
351 PARAM_VECT_MAX_VERSION_CHECKS,
352 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
354 2007-03-09 Richard Guenther <rguenther@suse.de>
356 PR tree-optimization/30904
358 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
359 the same way as *_DIV_EXPR.
361 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
363 * recog.c (decode_asm_operands): No mixed declarations and code.
365 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
367 * rtl.def (ASM_INPUT): Add location.
368 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
369 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
370 (decode_asm_operands): Add loc operand.
371 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
372 * stmt.c (expand_asm): Rename to...
373 (expand_asm_loc): ... this. Add locus argument. Pass it on to
374 gen_rtx_ASM_INPUT_loc.
375 (expand_asm_expr): Adjust.
376 * recog.c (decode_asm_operands): Add loc operand.
377 (check_asm_operands, extract_insn): Adjust.
378 * reload1.c (maybe_fix_stack_asms): Likewise.
379 * final.c (asm_insn_count): Likewise.
380 (final_scan_insn): Output # line before and after asm.
382 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
384 * tree-ssa-structalias.c (variable_info): Remove
386 (new_var_info): Ditto.
387 (shared_bitmap_info_t): New structure.
388 (shared_bitmap_table): New variable.
389 (shared_bitmap_hash): New function.
390 (shared_bitmap_eq): Ditto
391 (shared_bitmap_lookup): Ditto.
392 (shared_bitmap_add): Ditto.
393 (merge_smts_into): Change to take bitmap directly.
394 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
395 (init_alias_vars): Init shared bitmap hashtable.
396 (delete_points_to_sets): Delete shared bitmap hashtable.
397 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
398 is_aliased removal as a change that was still necessary was
401 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
403 * config/i386/i386.h (override_options): Conditionally disable
404 x86_sahf for 64bit targets only.
406 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
409 * c-decl.c (merge_decls): Don't call make_var_volatile.
410 * varasm.c (make_var_volatile): Remove.
411 * output.h (make_var_volatile): Remove.
413 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
415 PR tree-optimization/31085
416 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
418 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
420 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
421 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
422 ATTR_CONST_NOTHROW_LIST.
424 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
427 2007-03-08 Diego Novillo <dnovillo@redhat.com>
429 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
431 2007-03-08 Geoffrey Keating <geoffk@apple.com>
434 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
436 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
437 passed, use shared libgcc.
439 2007-03-08 Roger Sayle <roger@eyesopen.com>
441 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
442 instead of calling build2 with a GIMPLE_MODIFY_STMT.
443 (honor_protect_cleanup_actions, lower_try_finally_switch):
445 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
446 ifc_temp_var): Likewise.
447 * tree-inline.c (setup_one_parameter): Likewise.
448 * tree-mudflap.c (mf_decl_cache_locals,
449 mf_build_check_statement_for): Likewise.
450 * tree-nested.c (init_tmp_var, save_tmp_var,
451 finalize_nesting_tree_1): Likewise.
452 * tree-outof-ssa.c (insert_copy_on_edge,
453 insert_backedge_copies): Likewise.
454 * tree-profile.c (tree_gen_edge_profiler,
455 tree_gen_ic_profiler): Likewise.
456 * tree-scalar-evolution.c (scev_const_prop): Likewise.
457 * tree-sra.c (sra_build_assignment): Likewise.
458 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
459 * tree-ssa-math-opts.c (insert_reciprocals,
460 execute_cse_sincos_1): Likewise.
461 * tree-tailcall.c (adjust_accumulator_values,
462 adjust_return_value): Likewise.
463 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
464 * tree-vect-transform.c (vect_create_data_ref_ptr,
465 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
466 vect_create_epilog_for_reduction, vectorizable_reduction,
467 vectorizable_call, vectorizable_conversion,
468 vectorizable_assignment, vectorizable_operation,
469 vectorizable_type_demotion, vect_gen_widened_results_half,
470 vect_permute_store_chain, vectorizable_store,
471 vect_setup_realignment, vect_permute_load_chain,
472 vectorizable_load, vectorizable_condition,
473 vect_create_cond_for_align_checks): Likewise.
474 * tree-vrp.c (build_assert_expr_for): Likewise.
476 2007-03-08 Ian Lance Taylor <iant@google.com>
478 * tree-vrp.c: Include "intl.h".
479 (usable_range_p): New static function.
480 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
481 overflowed values, juts set *strict_overflow_p.
482 (compare_values): Only return -2 if one of the operands is not a
484 (compare_ranges): Call usable_range_p.
485 (compare_range_with_value): Likewise.
486 (vrp_evaluate_conditional_warnv): Rename from
487 vrp_evaluate_conditional. Make static. Change all callers.
488 (vrp_evaluate_conditional): New function.
489 (simplify_div_or_mod_using_ranges): Issue warning about reliance
491 (simplify_abs_using_ranges): Likewise.
492 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
493 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
494 within_stmt parameter.
495 * tree-ssa-propagate.c (fold_predicate_in): Update call to
496 vrp_evaluate_conditional.
497 * tree-ssa-threadedge.c
498 (record_temporary_equivalences_from_stmts_at_dest): Change
499 simplify parameter to take a second tree parameter.
500 (simplify_control_stmt_condition): Likewise.
501 (thread_across_edge): Likewise.
502 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
503 (thread_across_edge): Likewise.
504 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
506 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
508 * config/i386/i386.h (TARGET_SAHF): New define.
509 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
510 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
511 (x86_sahf): New global variable.
512 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
513 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
514 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
515 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
517 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
518 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
519 when expanding fcomi/sahf based tests.
520 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
521 expanding sahf based alternative. Emit sahf based sequence when
522 optimizing for code size.
523 * config/i386/i386.md (x86_sahf_1): Do not disable for
524 TARGET_64BIT, enable for TARGET_SAHF.
526 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
528 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
529 spurious whitespace from error message.
531 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
534 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
536 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
538 * c-decl.c (grokdeclarator): Disable warnings for anonymous
540 * tree-sra.c (instantiate_element): Propagate disabled warnings
541 from the element itself to the created variable.
543 2007-03-07 Richard Henderson <rth@redhat.com>
546 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
547 silently fix up the stack in the case of a missing register.
549 2007-03-07 Paul Brook <paul@codesourcery.com>
551 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
553 2007-03-07 Joseph Myers <joseph@codesourcery.com>
555 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
557 (phase1_vrs): Use them.
558 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
559 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
560 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
561 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
562 __gnu_Unwind_Restore_WMMXC if required.
563 (_Unwind_VRS_Pop): Implement iWMMXt support.
564 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
565 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
566 gnu_Unwind_Save_WMMXC): Define.
568 2007-03-07 Richard Sandiford <richard@codesourcery.com>
570 * config/vxworks.h (vxworks_override_options): Declare.
571 (VXWORKS_OVERRIDE_OPTIONS): Use it.
572 * config/vxworks.c: Include target.h and toplev.h.
573 (vxworks_override_options): New function.
574 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
576 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
578 * config/s390/s390.c (override_options): Don't emit an error when
579 -mstack-size is used without providing -mstack-guard.
580 (s390_emit_prologue): Choose stack_guard value automatically if not
581 provided via command line.
582 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
584 2007-03-07 Richard Sandiford <richard@codesourcery.com>
586 * config/i386/i386.c (output_set_got): Add a GOT initialization
587 sequence for VxWorks PIC.
588 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
589 around labels as well as symbols. Use gotoff_operand instead
590 of local_symbolic_operand.
591 (legitimize_pic_address): Use gotoff_operand instead of
592 local_symbolic_operand. Use @GOT accesses for labels as
594 (ix86_output_addr_diff_elt): Use PC-relative rather than
595 GP-relative offsets for VxWorks PIC.
596 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
597 no_new_pseudos. Check whether the returned register is op0.
598 * config/i386/i386.md (tablejump): Use PC-relative rather than
599 GP-relative offsets for VxWorks PIC.
600 * config/i386/predicates.md (gotoff_operand): New predicate.
602 2007-03-06 Richard Sandiford <richard@codesourcery.com>
604 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
606 * config/vxworks-dummy.h: New file.
607 * config/i386/i386.h: Include it.
609 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
611 * dwarf2out.c (is_inlined_entry_point): New
612 (add_high_low_attributes): Emit DW_AT_entry_pc along with
613 DW_AT_ranges if the first subblock is the entry point.
615 2007-03-06 David Daney <ddaney@avtrex.com>
617 * doc/install.texi (mips-*-*): Change recommended binutils
620 2007-03-06 Anatoly Sokolov <aesok@post.ru>
622 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
623 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
625 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
626 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
628 2007-03-06 Jan Hubicka <jh@suse.cz>
630 * errors.h (warning, error, fatal, internal_error): Mark as cold.
631 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
633 (probably_cold_bb_p): Cold functions are cold.
634 (probably_never_executed_bb_p): Cold functions are cold.
635 (tree_bb_level_predictions): Predict calls to cold functions as not
637 (compute_function_frequency): Check hot/cold attributes.
638 * function.h (function_frequency): Update comments.
639 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
640 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
641 (c_common_att): Add cold and hot.
643 * doc/extend.texi (hot,cold attributes): Document.
645 2007-03-06 Andrew Haley <aph@redhat.com>
647 * function.c (expand_function_end): Move blockage to just after we
648 emit the label for the naked return from the function.
650 2007-03-06 Richard Sandiford <richard@codesourcery.com>
652 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
655 2007-03-06 Jan Hubicka <jh@suse.cz>
657 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
658 loaded for constant large models. Non-large 64bit PIC can do.
659 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
660 * cmodel.h: Add LARGE PIC.
661 * i386.md (UNSPEC_PLTOFF): New.
662 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
664 (*call_1_rex64): Disable for large models.
665 (*call_1_rex64_large): New.
666 (*call_value_1_rex64): Disable for large models.
667 (*call_value_1_rex64_large): New.
669 (set_got_offset_rex64): New.
670 * predicates.md (constant_call_address_operand): For large model
671 constant calls are not possible.
672 * i386-protos.h (construct_plt_address): Declare.
673 * i386.c (override_options): Accept large models.
674 (ix86_expand_prologue): Expand large PIC GOT pointer load.
675 (legitimate_constant_p): Add new UNSPECs.
676 (legitimate_pic_operand_p): Likewise.
677 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
678 (legitimize_pic_address): Do easy RIP relative way for TLS only for
680 (output_pic_addr_const): Add PLTOFF.
681 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
682 (ix86_expand_move): Legitimize pic address when in PIC mode.
683 (construct_plt_address): New function.
684 (ix86_expand_call): Offload the address to register and use GOT pointer
686 * invoke.texi (mcmodel=large): Update documentation.
688 2007-03-06 Richard Henderson <rth@redhat.com>
690 * config/i386/i386.c (x86_use_leave, x86_push_memory,
691 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
692 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
693 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
694 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
695 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
696 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
697 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
698 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
699 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
700 x86_partial_reg_dependency, x86_memory_mismatch_stall,
701 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
702 x86_sse_partial_reg_dependency, x86_sse_split_regs,
703 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
704 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
705 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
706 x86_schedule, x86_use_bt, x86_pad_returns,
707 x86_use_xchgb): Merge into ...
708 (ix86_tune_features): ... here. New array.
709 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
710 x86_bswap): Merge into ...
711 (ix86_arch_features): ... here. New array.
712 (x86_3dnow_a): Remove.
713 (x86_accumulate_outgoing_args): Make static.
714 (x86_arch_always_fancy_math_387): Make static.
715 (ix86_tune_mask, ix86_arch_mask): Move ...
716 (override_options): ... to local variables here. Apply the
717 appropriate mask to each element of ix86_arch_features and
718 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
719 as were done in the old macros.
720 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
721 * config/i386/i386.h (x86_use_leave, x86_push_memory,
722 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
723 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
724 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
725 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
726 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
727 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
728 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
729 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
730 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
731 x86_partial_reg_dependency, x86_memory_mismatch_stall,
732 x86_accumulate_outgoing_args, x86_prologue_using_move,
733 x86_epilogue_using_move, x86_decompose_lea,
734 x86_arch_always_fancy_math_387, x86_shift1,
735 x86_sse_partial_reg_dependency, x86_sse_split_regs,
736 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
737 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
738 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
739 x86_use_incdec, x86_pad_returns, x86_bswap,
740 x86_partial_flag_reg_stall): Remove.
741 (enum ix86_tune_indices): New.
742 (ix86_tune_features): New.
743 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
744 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
745 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
746 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
747 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
748 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
749 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
750 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
751 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
752 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
753 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
754 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
755 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
756 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
757 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
758 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
759 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
760 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
761 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
762 TARGET_EXT_80387_CONSTANTS): Use it.
763 (enum ix86_arch_indices): New.
764 (ix86_arch_features): New.
765 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
766 TARGET_BSWAP): Use it.
767 (ix86_tune_mask, ix86_arch_mask): Remove.
769 2007-03-06 Joseph Myers <joseph@codesourcery.com>
772 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
773 Define using $${sysroot_headers_suffix}.
774 * configure: Regenerate.
775 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
776 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
778 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
779 * gcc.c (print_sysroot_headers_suffix): New.
780 (option_map): Include --print-sysroot-headers-suffix.
781 (display_help): Mention -print-sysroot-headers-suffix.
782 (process_command): Handle -print-sysroot-headers-suffix.
783 (do_spec_1): Append multilib directory to include-fixed path if
784 sysroot suffixes in use.
785 (main): Handle -print-sysroot-headers-suffix.
786 * Makefile.in (start.encap): Don't depend on xlimits.h
788 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
789 limits.h for each multilib in fixinc_list.
790 (fixinc_list, s-fixinc_list): New.
791 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
792 generate them for each multilib in fixinc_list.
793 (stmp-fixproto): Use include-fixed. Run fixproto for each
794 multilib in fixinc_list.
795 (mostlyclean): Don't remove xlimits.h.
796 (clean): Remove include-fixed.
797 (real-install-headers-tar, real-install-headers-cpio,
798 real-install-headers-cp): Don't copy include, only include-fixed.
799 (install-mkheaders): Depend on fixinc_list. Don't depend on
800 xlimits.h. Save limits.h files for each multilib in fixinc_list.
801 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
802 SYSTEM_HEADER_DIR setting in mkheaders.conf.
804 2007-03-06 Jan Hubicka <jh@suse.cz>
806 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
809 2007-03-06 Richard Sandiford <richard@codesourcery.com>
811 * configure.ac: Allow tm_file to contain build-directory files.
812 * configure: Regenerate.
813 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
814 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
815 * config/m68k/print-sysroot-suffix.sh: New file.
817 2007-03-06 Richard Sandiford <richard@codesourcery.com>
819 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
820 of pic_offset_table_rtx if reload_completed.
821 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
822 PIC_OFFSET_TABLE_REGNUM.
823 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
825 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
826 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
828 2007-03-06 Richard Sandiford <richard@codesourcery.com>
830 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
831 functions that call eh_return.
833 2007-03-06 Richard Sandiford <richard@codesourcery.com>
835 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
836 functions that need a constant pool.
838 2007-03-06 Richard Sandiford <richard@codesourcery.com>
841 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
842 (m68k_preferred_reload_class): Likewise.
843 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
844 (SECONDARY_RELOAD_CLASS): Define.
845 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
846 (LIMIT_RELOAD_CLASS): Delete.
847 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
848 registers from storing bytes.
849 (m68k_secondary_reload_class): New function.
850 (m68k_preferred_reload_class): Likewise.
852 2007-03-06 Richard Sandiford <richard@codesourcery.com>
854 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
856 (m68k_expand_prologue): Likewise.
858 2007-03-06 Richard Sandiford <richard@codesourcery.com>
860 * config/m68k/m68k-protos.h (output_sibcall): Declare.
861 (mips_expand_epilogue): Add a bool parameter.
862 (m68k_legitimize_sibcall_address): Declare.
863 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
864 (m68k_expand_epilogue): Add a parameter to select between sibling
865 and normal epilogues. Only generate a return for the latter.
866 (m68k_ok_for_sibcall_p): New function.
867 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
868 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
869 (sibcall_value, *sibcall_value): Likewise.
870 (*call, *call_value): Require !SIBLING_CALL_P.
871 (epilogue): Update call to m68k_expand_epilogue.
872 (sibcall_epilogue): New pattern.
873 * config/m68k/predicates.md (const_call_operand): Say that this
874 predicate applies to sibling calls too.
875 (sibcall_operand): New predicate.
877 2007-03-06 Richard Sandiford <richard@codesourcery.com>
879 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
880 alternatives as movsi_cf.
881 (movsf_cf_hard): Add commentary.
883 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
884 Richard Sandiford <richard@codesourcery.com>
886 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
887 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
888 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
889 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
890 as being live on exit from an interrupt function.
891 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
892 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
893 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
894 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
895 (m68k_interrupt_function_p): Globalize.
896 (m68k_compute_frame_layout): Remove reverse mask code.
897 (m68k_emit_movem, m68k_set_frame_related): New functions.
898 (m68k_output_function_prologue): Delete in favor of...
899 (m68k_expand_prologue): ...this new function.
900 (m68k_output_function_epilogue): Delete in favor of...
901 (m68k_expand_epilogue): ...this new function.
902 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
904 (print_operand): Handle %?.
905 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
906 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
907 (prologue, epilogue): New patterns.
908 (return): Turn into a define_expand.
909 (*return): New pattern, derived from old "return" pattern. Use rte
910 rather than rts for interrupt functions. Only use rtd if the pop
912 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
913 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
914 (link, *link, unlink, *unlink, load_got): Likewise.
916 2007-03-06 Richard Sandiford <richard@codesourcery.com>
920 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
921 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
922 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
923 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
924 and m68k_matches_u_p.
925 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
926 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
927 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
928 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
929 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
930 (REG_STRICT_P): New macro.
931 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
932 PCREL_GENERAL_OPERAND_OK.
933 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
934 m68k_legitimate_base_reg_p.
935 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
936 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
937 (PIC_CASE_VECTOR_ADDRESS): Update comment.
938 * config/m68k/m68k.c (m68k_address): New structure.
939 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
940 (m68k_decompose_index, m68k_legitimate_constant_address_p)
941 (m68k_jump_table_ref_p, m68k_decompose_address)
942 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
943 (m68k_matches_u_p): New functions.
944 (print_operand_address): Rewrite to use m68k_decompose_index.
946 2007-03-05 David Taylor <dtaylor@emc.com>
948 * gcc.c: Correct copyright date in --version output.
950 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
952 * pa.md: In unamed move patterns, disparge copies between general
953 and floating point registers using '?' modifier. Don't include 'f'
954 constraint for register preferences in DImode, SImode, HImode and
955 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
956 Remove constraints for copies between general and floating registers
957 in soft-float DFmode pattern.
958 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
962 2007-03-05 Mike Stump <mrs@apple.com>
964 * c-common.c (targetcm): Add.
965 * c-opts.c (c_common_handle_option): Handle language specific
967 * opts.c (handle_option): Verify language for target options, if
969 * opth-gen.awk: Add CL_LANG_ALL.
970 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
971 (TARGETCM_INITIALIZER): Add.
972 * target.h (struct gcc_targetcm): Add.
974 * targhooks.c (default_handle_c_option): Add.
975 * targhooks.h (default_handle_c_option): Add.
976 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
978 * config/darwin.opt (iframework): Add.
979 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
980 * config/darwin-c.c (handle_c_option): Add.
981 (TARGET_HANDLE_C_OPTION): Add.
983 * doc/invoke.texi (Darwin Options): Add -iframework.
985 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
987 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
990 2007-03-05 Ian Lance Taylor <iant@google.com>
992 * c.opt (fgnu89-inline): New option.
993 * c-opts.c (c_common_post_options): Set default value for
995 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
996 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
998 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
999 (grokdeclarator, start_function): Likewise.
1000 * c-cppbuiltin.c (c_cpp_builtins): Define either
1001 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
1002 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
1003 (C Dialect Options): Document -fgnu89-inline.
1004 * doc/extend.texi (Function Attributes): Explain what the
1005 gnu_inline attribute does.
1006 * doc/cpp.texi (Common Predefined Macros): Document
1007 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1009 2007-03-05 Ian Lance Taylor <iant@google.com>
1011 PR tree-optimization/31034
1012 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
1013 half-range if the other side is an overflow infinity.
1015 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
1017 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
1018 (bfin*-linux-uclibc*): New configuration.
1019 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
1021 * config/bfin/linux.h: New file.
1022 * config/bfin/libgcc-bfin.ver: New file.
1023 * config/bfin/t-bfin-uclinux: New file.
1024 * config/bfin/t-bfin-linux: New file.
1025 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
1026 (TARGET_OS_CPP_BUILTINS): New macro.
1028 2007-03-05 Richard Guenther <rguenther@suse.de>
1030 * fold-const.c (fold_binary): Remove duplicate folding
1031 of comparison of non-null ADDR_EXPR against null.
1033 2007-03-05 Richard Guenther <rguenther@suse.de>
1034 Dorit Nuzman <dorit@il.ibm.com>
1036 PR tree-optimization/26420
1037 * tree-vectorizer.c (vectorize_loops): Bail out early if there
1038 are no loops in the function. Only print the number of
1039 vectorized loops if it is greater than zero or we are supposed
1040 to print information about unvectorized loops.
1042 2007-03-05 Revital Eres <eres@il.ibm.com>
1044 * gcc.dg/var-expand1.c: New test.
1045 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
1046 when an accumulator is expanded.
1048 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1051 * c-common.c (convert_and_check): Don't give warnings for
1052 conversion if 'expr' already overflowed.
1054 2007-03-04 Roger Sayle <roger@eyesopen.com>
1057 * fold-const.c (fold_comparison): Enforce type consistency when
1058 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
1060 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
1062 * tree-ssa-address.c (create_mem_ref): Do not put an expression
1063 containing a cast to the base of TARGET_MEM_REF.
1065 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
1067 * tree.c (tree_contains_struct_check_failed): Remove spurious
1068 whitespace from error message.
1070 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1073 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
1074 instead of precision.
1076 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
1077 Nathan Sidwell <nathan@codesourcery.com>
1079 * emit-rtl.c (find_auto_inc): New.
1080 (try_split): recreate REG_INC notes,
1081 Use regular for loops rather than whiles.
1083 2007-03-03 Andreas Schwab <schwab@suse.de>
1085 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
1086 * configure: Regenerate.
1088 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1090 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
1091 flag_rounding_math, not flag_unsafe_math_optimizations.
1093 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
1095 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
1096 alpha_fold_vector_minmax): Likewise.
1097 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1098 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
1100 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1102 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
1103 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
1104 if the lhs has side-effects.
1105 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
1107 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1109 * config/i386/i386.h (TUNEMASK): Remove define.
1110 (ARCHMASK): Remove define.
1111 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
1112 Use ix86_arch_mask variable instead of ARCHMASK.
1113 * config/i386/i386.c (override_options): Ditto.
1114 (standard_80387_constant_p): Ditto.
1116 2007-03-02 Ian Lance Taylor <iant@google.com>
1118 Used signed infinities in VRP.
1119 * tree-vrp.c (uses_overflow_infinity): New static function.
1120 (supports_overflow_infinity): New static function.
1121 (make_overflow_infinity): New static function.
1122 (negative_overflow_infinity): New static function.
1123 (positive_overflow_infinity): New static function.
1124 (is_negative_overflow_infinity): New static function.
1125 (is_positive_overflow_infinity): New static function.
1126 (is_overflow_infinity): New static function.
1127 (overflow_infinity_range_p): New static function.
1128 (compare_values_warnv): New function split out of compare_values.
1129 (compare_value): Call it.
1130 (set_value_range_to_nonnegative): Add overflow_infinity
1131 parameter. Change caller.
1132 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
1134 (vrp_expr_computes_nonzero): Likewise.
1135 (compare_ranges, compare_range_with_value): Likewise.
1136 (compare_name_with_value, compare_names): Likewise.
1137 (vrp_evaluate_conditional): Likewise.
1138 (set_value_range): Handle infinity
1139 (vrp_operand_equal_p, operand_less_p): Likewise.
1140 (extract_range_from_assert): Likewise.
1141 (vrp_int_const_binop): Likewise.
1142 (extract_range_from_binary_expr): Likewise.
1143 (extract_range_from_unary_expr): Likewise.
1144 (extract_range_from_comparison): Likewise.
1145 (extract_range_from_expr): Likewise.
1146 (dump_value_range): Likewise.
1147 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
1148 (test_for_singularity): Likewise.
1149 (vrp_int_const_binop): Remove inline qualifier.
1150 (adjust_range_with_scev): Add comment.
1151 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1153 2007-03-02 Diego Novillo <dnovillo@redhat.com>
1155 * tree-ssa-structalias.c (could_have_pointers): Tidy.
1156 (get_constraint_for): Likewise.
1157 (do_structure_copy): Likewise.
1158 (find_func_aliases): Fix references to MODIFY_EXPR.
1159 (intra_create_variable_infos): Tidy.
1160 * tree-ssa-operands.c (add_virtual_operand): Add argument
1162 When adding members of alias sets, if IS_CALL_SITE is true and
1163 the symbol is not call-clobbered, skip it.
1166 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1168 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
1169 entry by means of emit_insn_at_entry.
1171 2007-03-02 Richard Henderson <rth@redhat.com>
1173 * expr.h (promoted_input_arg): Remove decl.
1174 * function.c (promoted_input_arg): Merge into ...
1175 * combine.c (setup_incoming_promotions): ... only caller.
1176 Rearrange to avoid double loop.
1178 2007-03-02 Ben Elliston <bje@au.ibm.com>
1179 Peter Bergner <bergner@vnet.ibm.com>
1180 Janis Johnson <janis187@us.ibm.com>
1182 * config/rs6000/dfp.md: New file.
1183 * config/rs6000/rs6000.md: Include dfp.md.
1184 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
1185 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
1186 and TDmode decimal float modes in FP registers.
1187 (num_insns_constant): Likewise.
1188 (rs6000_legitimate_offset_address_p): Likewise.
1189 (rs6000_legitimize_address): Likewise.
1190 (rs6000_legitimize_reload_address): Likewise.
1191 (rs6000_legitimate_address): Likewise.
1192 (rs6000_emit_move): Likewise.
1193 (function_arg_boundary): Likewise.
1194 (function_arg_advance): Likewise.
1195 (rs6000_darwin64_record_arg_recurse): Likewise.
1196 (function_arg): Likewise.
1197 (rs6000_gimplify_va_arg): Likewise.
1198 (rs6000_split_multireg_move): Likewise.
1199 (rs6000_output_function_epilogue): Likewise.
1200 (rs6000_output_function_epilogue): Likewise.
1201 (rs6000_register_move_cost): Likewise.
1202 (rs6000_function_value): Likewise.
1203 (rs6000_libcall_value): Likewise.
1205 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1207 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
1209 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1211 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
1212 Use $MULTIDIR to choose between the kernel and RTP headers,
1213 and use $WIND_BASE and $WIND_USR to locate them.
1215 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1217 * config/i386/i386.c (override_options): Put initialization of
1218 ix86_tune_mask and ix86_arch_mask to the correct place.
1220 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1221 Michael Meissner <michael.meissner@amd.com>
1224 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
1226 (TARGET_CMOVE): Use ARCHMASK.
1227 (TARGET_CMPXCHG): Ditto.
1228 (TARGET_CMPXCHG8B): Ditto.
1229 (TARGET_XADD): Ditto.
1230 (TARGET_BSWAP): Ditto.
1231 * config/i386/i386.c (ix86_tune_mask): New global variable.
1232 (ix86_arch_mask): Ditto.
1233 (override_options): Initialize ix86_tune_mask and
1234 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
1237 2007-03-02 Ben Elliston <bje@au.ibm.com>
1240 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
1242 2007-03-02 Joseph Myers <joseph@codesourcery.com>
1244 * target.h (init_dwarf_reg_sizes_extra): New target hook.
1245 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
1246 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
1247 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
1249 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
1250 rs6000_init_dwarf_reg_sizes_extra): New.
1251 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
1252 SPE register high parts.
1254 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
1256 * Makefile.in: Add install-pdf target as
1257 copied from automake v1.10 rules.
1258 * configure.ac: Add install-pdf to target list.
1259 * configure: Regenerate.
1261 2007-03-01 Paul Brook <paul@codesourcery.com>
1263 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
1264 modes to LDRD for DImode.
1265 (output_move_double): Fixup out of range ldrd/strd.
1266 (vfp_secondary_reload_class): Rename...
1267 (coproc_secondary_reload_class): ... to this. Add wb argument.
1268 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
1269 coproc_secondary_reload_class for CLASS_IWMMXT.
1270 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
1271 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
1273 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1275 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
1276 factor by the estimated number of iterations.
1277 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
1280 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
1281 decode_caches_intel, detect_caches_intel): New functions.
1282 (host_detect_local_cpu): Use detect_caches_amd and
1283 detect_caches_intel.
1285 2007-03-01 Richard Henderson <rth@redhat.com>
1287 * expr.c (emit_move_complex_push): Export.
1288 (emit_move_complex_parts): Split out from ...
1289 (emit_move_complex): ... here.
1290 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
1291 * config/i386/i386.md (movcdi): New.
1293 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
1295 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
1296 size of mode1 to check for tieable modes in MMX case.
1298 2007-03-01 Richard Sandiford <richard@codesourcery.com>
1300 * Makefile.in (rtlanal.o): Depend on tree.h.
1301 * rtl.h (offset_within_section_p, split_const): Declare.
1302 * rtlanal.c: Include tree.h.
1303 (offset_within_block_p): New function, taken from
1304 mips_offset_within_object_p.
1305 (split_const): New function, taken from mips_split_const.
1306 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
1308 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1309 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
1310 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
1311 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1312 (m68k_illegitimate_symbolic_constant_p): New function.
1313 * config/m68k/m68k.md (movsi): Remove misleading predicates.
1314 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
1315 symbolic constant that might be outside the symbol's section,
1316 move the symbol first and then add the offset.
1317 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
1319 * config/mips/mips.c (mips_split_const): Delete.
1320 (mips_offset_within_object_p): Delete.
1321 (mips_symbolic_constant_p): Use offset_within_section_p and
1322 split_const instead of mips_offset_within_object_p and
1324 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
1325 (mips_legitimize_const_move, print_operand_reloc)
1326 (mips_dangerous_for_la25_p): Use split_const instead of
1329 2007-02-28 Eric Christopher <echristo@apple.com>
1331 * Makefile.in (install-include-dir): Don't rm -rf include.
1333 2007-02-28 Richard Guenther <rguenther@suse.de>
1336 * fold-const.c (fold_binary): Do not associate expressions
1337 with more than one variable for integer types that do not wrap.
1339 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
1341 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
1342 Delete, and replace with...
1343 (fold_builtin_call_array): This. Update callers to use it.
1344 * fold-const.c (fold_build_call_list): Delete, and replace with...
1345 (fold_build_call_array): This.
1346 (fold_build_call_list_initializer): Delete, and replace with...
1347 (fold_build_call_array_initializer): This.
1348 * tree.h: Update declarations to reflect above changes.
1350 * c-typeck.c (build_function_call): Store converted arguments
1351 in a stack-allocated array instead of building a list.
1352 (convert_arguments): Store arguments in the array passed in as an
1353 argument, and return the actual number of arguments.
1354 * c-format.c: (check_function_format): Pass arguments in an
1355 array instead of a list.
1356 * c-common.c (check_function_nonnull): Likewise.
1357 (check_function_sentinel): Likewise.
1358 (check_function_arguments): Likewise.
1359 * c-common.h: Update declarations to reflect above changes.
1361 2007-02-28 Jan Hubicka <jh@suse.cz>
1363 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
1364 PRED_NEGATIVE_RETURN): Update outcomes.
1366 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
1368 * calls.c (emit_library_call_value_1): Handle partial registers
1369 correctly when building up CALL_INSN_FUNCTION_USAGE.
1371 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1373 * pa/predicates.md (move_src_operand): Allow zero for mode.
1374 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
1377 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
1380 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
1381 *movv2df_internal): Enable pattern only for valid operand
1383 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
1384 tie only 128bit modes. For MMX registers, tie only 64bit modes.
1386 2007-02-27 Mike Stump <mrs@apple.com>
1388 * config/darwin-crt3.c: Avoid compilation when compiling for a
1391 2007-02-27 Joseph Myers <joseph@codesourcery.com>
1393 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
1395 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
1396 for fixed headers and limits.h.
1397 (install-include-dir, install-headers-tar, install-headers-cpio,
1398 install-headers-cp, real-install-headers-tar,
1399 real-install-headers-cpio, real-install-headers-cp): Handle
1400 include-fixed as well as include.
1401 (install-mkheaders): Don't install files that go only in include
1403 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
1404 from GCC_INCLUDE_DIR.
1405 * gcc.c (process_command): Remove special -BstageN/ handling.
1406 (do_spec_1): Add include-fixed directories.
1408 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1410 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
1412 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
1414 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
1417 2007-02-27 Mark Mitchell <mark@codesourcery.com>
1419 * c-common.c (get_priority): Add check for
1420 SUPPORTS_INIT_PRIORITY.
1422 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1424 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
1426 * config/bfin/bfin.c: Include "cfglayout.h".
1427 (MAX_LSETUP_DISTANCE): New macro.
1428 (struct loop_info): New members incoming, incoming_src and
1429 incoming_dest. Delete member predecessor.
1430 (length_for_loop): New function.
1431 (bfin_optimize_loop): Handle more different loop structures.
1432 (bfin_discover_loop): Rework detection of predecessor blocks by
1433 examining incoming edges.
1434 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
1436 (bfin_reorder_loops): New function.
1437 (bfin_reorg_loops): Use these three new functions.
1439 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
1440 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
1441 (CONSTRAINT_LEN): Add entry for 'q'.
1442 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
1443 Add 'q' constraints.
1444 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
1445 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
1447 * config/bfin/bfin.md (add_with_carry): New pattern.
1448 (s_or_u, su_optab, su_modifier): New code macros/attrs.
1449 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
1450 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
1451 support unsigned multiplies too. Removed incorrect commutativity from
1452 operand 1 constraint where appropriate.
1453 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
1455 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
1456 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
1458 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
1459 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
1460 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
1461 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
1462 usmulhisi_hh_huh): New patterns.
1464 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
1465 lshifthi3): Fix output template to use half reg for operand 2.
1467 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
1470 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
1472 2007-02-27 Andreas Schwab <schwab@suse.de>
1474 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
1476 2007-02-27 Jan Hubicka <jh@suse.cz>
1478 * predict.c (last_basic_block_p): Remove.
1479 (tree_estimate_probability): Update return heuristic for commonized
1482 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1484 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
1486 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1488 * doc/include/gcc-common.texi (versionsubtitle): New macro.
1489 * doc/cpp.texi: Standardize title page.
1490 * doc/cppinternals.texi: Likewise.
1491 * doc/gcc.texi: Standardize title page, remove version number
1492 from copyright page.
1493 * doc/gccint.texi: Likewise.
1494 * doc/install.texi: Standardize title page, add table of
1497 2007-02-26 Jan Hubicka <jh@suse.cz>
1499 * predict.def: Set outcomes according to more recent results.
1500 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
1501 Remove dead predictors.
1502 * predict.c (return_prediction): Fix pasto.
1504 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1506 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
1507 change; avoid a memory leak when returning early.
1509 2007-02-26 Mark Mitchell <mark@codesourcery.com>
1511 * c-decl.c (static_ctors): Move to c-common.c.
1512 (static_dtors): Likewise.
1513 (finish_function): Use c_record_cdtor_fn.
1514 (build_cdtor): Move to c-common.c.
1515 (c_write_global_declarations): Use c_build_cdtor_fns.
1516 * c-common.h (static_ctors): Declare.
1517 (static_dtors): Likewise.
1518 (c_record_cdtor_fn): Likewise.
1519 (c_build_cdtor_fns): Likewise.
1520 * c-common.c (static_ctors): New variable.
1521 (static_dtors): Likewise.
1522 (c_record_cdtor_fn): New function.
1523 (build_cdtor): Move from c-decl.c
1524 (c_build_cdtor_fns): New function.
1526 * output.h (assemble_addr_to_section): Declare.
1527 (get_cdtor_priority_section): Likewise.
1528 * varasm.c (assemble_addr_to_section): New function.
1529 (get_cdtor_priority_section): Likewise.
1530 (default_named_section_asm_out_destructor): Use them.
1531 (destor_dtor_section_asm_out_destructor): Likewise.
1532 (default_named_section_asm_out_constructor): Likewise.
1533 (default_ctor_section_asm_out_constructor): Likewise.
1534 * config.gcc (*-*-vxworks*): Include vxworks.o.
1535 * config/t-vxworks (vxworks.o): New target.
1536 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
1537 (TARGET_ASM_CONSTRUCTOR): Define.
1538 (TARGET_ASM_DESTRUCTOR): Likewise.
1539 (vxworks_asm_out_constructor): Declare.
1540 (vxworks_asm_out_destructor): Likewise.
1542 * c-common.c (get_priority): Check that we have not just an
1543 INTEGER_CST, but an integer constant with integeral type.
1545 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
1547 PR tree-optimization/30938
1548 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
1549 use &dt[nargs-1] instead of &dt[nargs] in the call to
1550 vect_is_simple_use().
1552 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
1554 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
1555 from register elimination as PRE_MODIFY / POST_MODIFY increments.
1556 Do not attempt to handle MEM inside auto-inc expressions.
1557 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
1558 of a register modified by an auto-inc expression. However, do handle
1559 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
1560 (elimination_effects): Prohibit elimination of a register modified
1561 by an auto-inc expression. Disable register elimination rules whose
1562 target register is modified by an auto-inc expression with variable
1565 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1567 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
1569 (array_at_struct_end_p): New function.
1570 (idx_infer_loop_bounds): Use it.
1571 (estimate_numbers_of_iterations_loop): Export.
1572 * predict.c (predict_loops): Use estimated_loop_iterations_int.
1573 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
1574 (tree_estimate_probability): Call record_loop_exits.
1575 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
1576 (estimated_loop_iterations, estimated_loop_iterations_int,
1577 estimated_loop_iterations_tree): New functions.
1578 (analyze_siv_subscript_cst_affine,
1579 compute_overlap_steps_for_affine_1_2,
1580 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
1581 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
1582 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
1583 (PRED_LOOP_ITERATIONS_GUESSED): New.
1584 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
1585 * cfgloop.h (estimate_numbers_of_iterations_loop,
1586 estimated_loop_iterations_int): Declare.
1588 2007-02-25 Mark Mitchell <mark@codesourcery.com>
1590 * doc/extend.texi: Document optional priority argument to
1591 constructors and destructors.
1592 * tree.c (init_priority_for_decl): Adjust GTY markers.
1593 (init_ttree): Use priority-info hash functions for
1594 init_priority_for_decl.
1595 (tree_map_eq): Rename to ...
1596 (tree_map_base_eq): ... this.
1597 (tree_map_marked_p): Rename to ...
1598 (tree_map_base_marked_p): ... this.
1599 (tree_map_base_hash): New function.
1600 (decl_init_priority_lookup): Rework.
1601 (decl_fini_priority_lookup): New function.
1602 (decl_priority_info): New function.
1603 (decl_init_priority_insert): Use it.
1604 (decl_fini_priority_insert): Likewise.
1605 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
1607 (decl_restrict_base_insert): Likewise.
1608 (decl_debug_expr_insert): Likewise.
1609 (decl_value_expr_lookup): Likewise.
1610 (decl_value_expr_insert): Likewise.
1611 * tree.h (priority_type): New type.
1612 (decl_init_priority_lookup): Use priority_type.
1613 (decl_fini_priority_lookup): New function.
1614 (decl_init_priority_insert): Use priority_type.
1615 (decl_fini_priority_insert): New function.
1616 (DECL_HAS_INIT_PRIORITY): Tweak comments.
1617 (DECL_INIT_PRIORITY): Likewise.
1618 (SET_DECL_INIT_PRIORITY): Add comment.
1619 (DECL_FINI_PRIORITY): New macro.
1620 (SET_DECL_FINI_PRIORITY): Likewise.
1621 (DEFAULT_INIT_PRIORITY): Document.
1622 (MAX_INIT_PRIORITY): Likewise.
1623 (MAX_RESERVED_INIT_PRIORITY): Likewise.
1624 (tree_map_base): New type.
1625 (tree_map_base_eq): New function.
1626 (tree_map_base_hash): Likewise.
1627 (tree_map_base_marked_p): Likewise.
1628 (tree_map): Inherit from tree_map_base.
1629 (tree_map_eq): Make it a macro.
1630 (tree_map_marked_p): Likewise.
1631 (tree_int_map): Inherit from tree_map_base.
1632 (tree_int_map_eq): Make it a macro.
1633 (tree_int_map_hash): Likewise.
1634 (tree_int_map_marked_p): Likewise.
1635 (tree_priority_map): New type.
1636 (tree_priority_map_eq): New macro.
1637 (tree_priority_map_hash): Likewise.
1638 (tree_priority_map_marked_p): Likewise.
1639 * varasm.c (emults_decl): Adjust for refactoring of tree_map
1641 (emutls_common_1): Likewise.
1642 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
1643 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
1644 of tree_map hierarchy.
1645 * tree-cfg.c (move_stmt_r): Likewise.
1646 (new_label_mapper): Likewise.
1647 * c-tree.h (c_expand_body): Move to ...
1648 * c-common.h (c_expand_body): ... here.
1649 * c-decl.c (c_expand_body): Move to ...
1650 * c-common.c (c_expand_body): ... here.
1651 (c_common_attribute_table): Allow 1 argument for the constructor
1652 and destructor attributes.
1653 (get_priority): New function.
1654 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
1655 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
1657 2007-02-24 Jan Hubicka <jh@suse.cz>
1660 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
1662 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
1663 Jan Hubicka <jh@suse.cz>
1666 * i386.c (counter_mode): New function.
1667 (expand_set_or_movmem_via_loop): Use it.
1668 (expand_movmem_epilogue): Likewise; fix pasto.
1669 (ix86_expand_movmem): Do emit guard even for constant counts.
1670 (ix86_expand_setmem): Likewise.
1672 2007-02-25 Nick Clifton <nickc@redhat.com>
1674 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
1675 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1677 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
1680 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
1681 count argument with 0x10, not with 0x16.
1682 (expand_setmem_epilogue): Ditto.
1684 2007-02-24 Mike Stump <mrs@apple.com>
1686 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
1689 2007-02-24 Richard Guenther <rguenther@suse.de>
1692 * fold-const.c (fold_binary): Fold x +- CST op x for
1693 EQ_EXPR and NE_EXPR.
1695 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1697 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
1699 2007-02-24 Jan Hubicka <jh@suse.cz>
1701 * cgraphunit.c (decide_is_function_needed): Honor
1702 -fkeep-inline-functions.
1704 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1706 * builtins.c (fold_builtin_modf): New.
1707 (fold_builtin_2): Use it.
1709 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
1711 * loop-iv.c (implies_p): Detect additional cases where A implies B.
1712 (determine_max_iter): Take additional LOOP arg; all callers changed.
1713 Lose broken logic dealing with PLUS. Try to limit the upper bound by
1714 one using simplifications.
1715 (simplify_using_initial_values): Return if the expression becomes
1716 invalid due to altered regs.
1718 2007-02-23 DJ Delorie <dj@redhat.com>
1720 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
1722 2007-02-23 Mike Stump <mrs@apple.com>
1724 * tlink.c (scan_linker_output): Parse linker messages from
1725 darwin9's linker better.
1727 2007-02-23 Steve Ellcey <sje@cup.hp.com>
1730 * varpool.c (varpool_assemble_pending_decls): Set
1731 varpool_last_needed_node to null.
1733 2007-02-23 DJ Delorie <dj@redhat.com>
1735 * config/i386/i386.c (ix86_data_alignment): Don't specify an
1736 alignment bigger than the object file can handle.
1738 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
1741 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
1742 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
1743 (*movsf_1): Penalize MMX moves.
1745 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
1747 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
1748 2^32-1 or more times unless flag_unsafe_loop_optimizations.
1750 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
1752 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1754 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
1755 (fold_builtin_1): Use them.
1756 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1757 BUILT_IN_SIGNIFICAND.
1759 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
1761 * config/i386/i386.c (bdesc_1arg): Initialize
1762 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
1763 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
1764 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
1765 and IX86_BUILTIN_MOVSLDUP.
1767 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
1769 PR rtl-optimization/30841
1770 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
1772 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1774 * builtins.c (fold_builtin_frexp): New.
1775 (fold_builtin_2): Use it.
1777 2007-02-22 Mark Mitchell <mark@codesourcery.com>
1779 * doc/invoke.texi (Spec Files): Document getenv spec function.
1781 * gcc.c (getenv_spec_function): New function.
1782 (static_spec_functions): Add it.
1783 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
1784 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
1787 2007-02-22 Michael Matz <matz@suse.de
1790 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
1791 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
1793 2007-02-22 Ian Lance Taylor <iant@google.com>
1796 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
1797 (mem_loc_descriptor): Call it.
1799 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
1800 Ira Rosen <irar@il.ibm.com>
1802 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
1804 2007-02-22 Ira Rosen <irar@il.ibm.com>
1806 PR tree-optimization/30843
1807 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
1808 stores only after all the group is vectorized.
1810 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
1812 PR tree-optimization/30858
1813 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
1814 in the reduction cycle have a single use in the loop.
1815 * tree-vectorizer.h (relevant): Add documentation.
1817 2007-02-20 Mike Stump <mrs@apple.com>
1819 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
1820 * configure: Regenerate.
1822 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1824 Change the defaults of some parameters and options.
1825 * config/spu/spu-protos.h (spu_optimization_options): Declare.
1826 * config/spu/spu.c (spu_optimization_options): Add.
1827 (spu_override_options): Change params in spu_optimization_options.
1828 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
1830 Register 127 is only 16 byte aligned when used as a frame pointer.
1831 * config/spu/spu-protos.h (spu_init_expanders): Declare.
1832 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
1833 HARD_FRAME_POINTER_REGNUM.
1834 (spu_legitimate_address): Use regno_aligned_for_reload.
1835 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
1836 aligned when frame_pointer_needed is true.
1837 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
1839 * config/spu/spu.h (INIT_EXPANDERS): Define.
1841 Make sure shift and rotate instructions have valid immediate operands.
1842 * config/spu/predicates.md (spu_shift_operand): Remove.
1843 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
1844 * config/spu/constraints.md (W, O): Extend range.
1845 * config/spu/spu.md (umask, nmask): Define.
1846 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
1847 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
1848 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
1849 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
1850 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
1851 (lshr<mode>3_reg): Fix rtl description.
1853 Make sure mulhisi immediate operands are valid.
1854 * config/spu/predicates.md (imm_K_operand): Add.
1855 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
1857 Generate constants using fsmbi and andi.
1858 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
1859 (print_operand, spu_split_immediate, classify_immediate,
1860 fsmbi_const_p): Handle IC_FSMBI2.
1862 Correctly handle a CONST_VECTOR containing symbols.
1863 * config/spu/spu.c (print_operand): Handle HIGH correctly.
1864 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
1865 (immediate_load_p): Allow symbols that use 2 instructions to create.
1866 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
1867 with symbols when flag_pic is set.
1868 (const_vector_immediate_p): New.
1869 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
1870 accept a CONST_VECTOR with symbols.
1871 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
1872 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
1874 * config/spu/spu.md (high, low): Delete.
1875 (low_<mode>): Define.
1877 Remove INTRmode and INTR_REGNUM, which didn't work.
1878 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
1880 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
1881 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
1882 peephole2 pattern): Don't use INTR or 131.
1883 (movintrcc): Delete.
1884 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
1885 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
1886 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
1887 (UNSPEC_SET_INTR): Add.
1888 * config/spu/spu-modes.def (INTR): Remove.
1890 More accurate warnings about run-time relocations.
1891 * config/spu/spu.c (reloc_diagnostic): Test in_section.
1893 Correctly warn about immediate arguments to specific intrinsics.
1894 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
1895 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
1896 the instruction predicate.
1898 Fix tree check errors with latest update.
1899 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
1901 (spu_expand_builtin): Use CALL_EXPR_FN.
1903 Add missing specific intrinsics.
1904 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
1906 * config/spu/spu_internals.h: Ditto.
1908 Fix incorrect operand modifiers.
1909 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
1910 * config/spu/spu.md (xor<mode>3): Change %S to %J.
1912 Optimize one case of zero_extend of a vec_select.
1913 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
1915 Accept any immediate for hbr.
1916 * config/spu/spu.md (hbr): Change s constraints to i.
1918 2007-02-21 Paul Brook <paul@codesourcery.com>
1920 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
1921 condexec_count when skipping USE and CLOBBER.
1923 2007-02-21 Nick Clifton <nickc@redhat.com>
1925 * common.opt (Warray-bounds): Add Warning attribute.
1926 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
1928 (fsized-zeroes): Add Optimization attribute.
1929 (fsplit-wide-types, ftree-scev-cprop): Likewise.
1930 * c.opt (Wc++0x-compat): Add Warning attribute.
1932 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1935 * reload1.c (eliminate_regs_in_insn): In the single_set special
1936 case, attempt to re-recognize the insn before falling back to
1937 having reload fix it up.
1939 2007-02-20 Eric Christopher <echristo@gmail.com>
1941 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
1942 Rewrite accordingly.
1943 (frv_read_iacc_argument): Ditto.
1944 (frv_expand_set_builtin): Take a call instead of arglist, update for
1946 (frv_expand_unop_builtin): Ditto.
1947 (frv_expand_binop_builtin): Ditto.
1948 (frv_expand_cut_builtin): Ditto.
1949 (frv_expand_binopimm_builtin): Ditto.
1950 (frv_expand_voidbinop_builtin): Ditto.
1951 (frv_expand_int_void2arg): Ditto.
1952 (frv_expand_prefetches): Ditto.
1953 (frv_expand_voidtriop_builtin): Ditto.
1954 (frv_expand_voidaccop_builtin): Ditto.
1955 (frv_expand_load_builtin): Ditto.
1956 (frv_expand_store_builtin): Ditto.
1957 (frv_expand_mdpackh_builtin): Ditto.
1958 (frv_expand_mclracc_builtin): Ditto.
1959 (frv_expand_mrdacc_builtin): Ditto.
1960 (frv_expand_mwtacc_builtin): Ditto.
1961 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
1964 2007-02-20 Janis Johnson <janis187@us.ibm.com>
1966 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
1967 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
1969 (HAVE_GAS_DFP): Check for assembler support of decimal floating
1971 * configure: Regenerate.
1972 * config.in: Regenerate.
1973 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
1974 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
1975 masks to power6 and power6x and to POWERPC_MASKS.
1976 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1978 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
1979 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
1980 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1981 Access PROTOTYPE as variable, not mask.
1983 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
1985 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
1986 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
1987 * combine.c (adjust_for_new_dest): Use it.
1988 * postreload.c (reload_combine): Likewise.
1990 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
1992 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
1993 notes on an insn with multiple sets, even if single_set returns
1994 non-NULL for that insn.
1996 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1998 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
2001 2007-02-20 Geoffrey Keating <geoffk@apple.com>
2003 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
2004 if user didn't pass it.
2005 * config/i386/darwin.h (CC1_SPEC): Likewise.
2006 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
2007 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
2008 -mmacosx-version-min.
2010 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2011 Uros Bizjak <ubizjak@gmail.com>
2013 * optabs.h (enum optab_index): Add new OTI_scalb.
2014 (scalb_optab): Define corresponding macro.
2015 * optabs.c (init_optabs): Initialize scalb_optab.
2016 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
2018 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
2019 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
2020 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
2021 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
2022 flag_unsafe_math_optimizations is set.
2024 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
2025 to implement scalbf, scalb and scalbl built-ins as inline x87
2028 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2029 DJ Delorie <dj@redhat.com>
2032 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
2033 (diagnostic_report_diagnostic): ... here, and turn them into real
2034 errors. If warnings are inhibited, no need to do anything.
2036 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
2038 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
2039 better code generation.
2041 2007-02-20 Ben Elliston <bje@au.ibm.com>
2043 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
2045 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
2047 * config/alpha/alpha.c, config/alpha/alpha.md,
2048 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
2049 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
2050 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
2051 config/arm/lib1funcs.asm: Follow spelling conventions.
2053 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
2054 config/fr30/fr30.md, config/i386/i386.h,
2055 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2056 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
2057 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
2058 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
2059 config/rs6000/altivec.md, config/rs6000/rs6000.c,
2060 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
2061 config/sparc/sparc.c, config/sparc/sparc.h,
2062 config/sparc/sparc.md, config/spu/constraints.md,
2063 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
2066 2007-02-20 Alan Modra <amodra@bigpond.net.au>
2069 * varasm.c (use_blocks_for_decl_p): Return false for decls with
2072 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2074 * doc/invoke.texi (-ftree-lrs): Remove.
2076 2007-02-19 Diego Novillo <dnovillo@redhat.com>
2078 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
2081 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
2083 * config/ia64/ia64.c (ia64_expand_builtin): Use the
2084 new CALL_EXPR_FN macro for retrieving the function
2085 declaration of the input expression.
2087 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2089 * c.opt (Waddress): New.
2090 * common.opt (Walways-true): Delete.
2091 (Wstring-literal-comparison): Delete.
2092 * doc/invoke.texi (Warning Options): Delete -Walways-true and
2093 -Wstring-literal-comparison. Add -Waddress.
2095 (Walways-true): Delete.
2096 (Wstring-literal-comparison): Delete.
2097 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
2098 consistently instead of -Walways-true in example.
2099 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
2100 * c-typeck.c (parser_build_binary_op): Replace
2101 -Wstring-literal-comparison and -Walways-true with -Waddress.
2102 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
2105 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2107 * tree-cfg.c (dump_function_to_file): Be prepared for functions
2108 without DECL_STRUCT_FUNCTION initialized.
2110 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2112 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
2113 due to calls to functions taking pointers as parameters.
2115 2007-02-19 Richard Henderson <rth@redhat.com>
2118 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
2121 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
2123 * config/s390/s390.c (s390_call_saved_register_used,
2124 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
2125 accessed to the new scheme.
2127 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2129 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
2130 (cris_print_index, cris_print_operand, cris_print_operand_address)
2131 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
2132 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
2133 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
2135 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
2136 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
2137 GO_IF_LEGITIMATE_ADDRESS): Ditto.
2138 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
2139 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
2140 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
2141 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
2142 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
2143 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
2144 (uminsi3, call, call_value): Ditto.
2145 (define_split: indir_to_reg_split, unnamed): Ditto.
2147 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
2149 PR tree-optimization/30975
2150 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
2153 2007-02-18 Eric Christopher <echristo@gmail.com>
2155 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
2156 Remove use of arglist.
2157 (mips_expand_builtin): Remove use of arglist, pass in expr.
2158 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
2159 (mips_expand_builtin_movtf): Ditto.
2160 (mips_expand_builtin_compare): Ditto.
2162 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2164 * tree-sra.c (sra_build_assignment): Replace assertion
2165 checking with a comment explaining why it can't be done.
2167 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2170 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
2171 during CALL_EXPR representation conversion.
2172 * tree-ssa-propagate.c (set_rhs): Likewise.
2174 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2176 * tree-sra.c (sra_build_assignment): Disable assertion checking
2179 2007-02-18 Roger Sayle <roger@eyesopen.com>
2181 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
2182 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2183 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
2185 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
2186 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
2187 gimplify_init_ctor_eval_range, gimple_push_cleanup,
2188 gimplify_omp_for, gimplify_omp_atomic_pipeline,
2189 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
2190 force_gimple_operand): Likewise.
2191 * ipa-cp.c (constant_val_insert): Likewise.
2192 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
2193 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
2194 perfect_nestify): Likewise.
2195 * langhooks.c (lhd_omp_assignment): Likewise.
2196 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
2197 lower_copyprivate_clauses, lower_send_clauses,
2198 lower_send_shared_vars, expand_parallel_call,
2199 expand_omp_for_generic, expand_omp_for_static_nochunk,
2200 expand_omp_for_static_chunk, expand_omp_sections,
2201 lower_omp_single_copy, lower_omp_for_lastprivate,
2202 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
2203 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
2204 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
2207 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2209 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
2210 config/sh/sh.md: Follow spelling conventions.
2212 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
2213 config/frv/predicates.md: Follow spelling conventions.
2215 * config/m68k/linux-unwind.h: Fix a comment typo.
2216 * target.h: Follow spelling conventions.
2218 2007-02-18 Roger Sayle <roger@eyesopen.com>
2220 PR rtl-optimization/28173
2221 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
2222 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
2223 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
2224 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
2225 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
2227 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2229 * builtins.c (fold_builtin_load_exponent): New.
2230 (fold_builtin_2): Use it.
2232 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
2234 PR rtl-optimization/30773
2235 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
2236 if we fail to attach a REG_EQUIV note.
2238 2007-02-18 David Edelsohn <edelsohn@gnu.org>
2239 Roger Sayle <roger@eyesopen.com>
2241 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
2243 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2245 * calls.c (initialize_argument_information): Pass original EXP
2246 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
2247 code to split complex arguments here, as part of initializing the
2249 (expand_call): Remove code that builds a list of arguments and
2250 inserts implicit arguments into it. Instead, just count how many
2251 implicit arguments there will be so we can determine the size of
2252 the ARGS array, and let initialize_argument_information do the work.
2253 (split_complex_values): Delete unused function.
2255 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2257 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
2259 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2261 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
2262 for arg pointer based indexed addressing.
2264 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2266 * config/ia64/ia64.h, config/ia64/ia64.md,
2267 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
2268 spelling conventions.
2270 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2272 * config/m68k/m68k.c (split_di): New.
2273 * config/m68k/m68k-protos.h: Declare split_di.
2274 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
2275 Improve predicate handling and split constant shifts.
2277 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2279 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
2280 parameter for register bitfield operations, general predicates
2283 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2285 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
2286 * config/m68k/linux-unwind.h: New file.
2288 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2290 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
2291 config/i386/athlon.md, config/ia64/ia64.md,
2292 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
2293 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
2294 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
2295 tree-ssa-loop-niter.c, tree-vect-analyze.c,
2296 tree-vect-transform.c: Fix comment typos.
2298 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
2300 * sched-deps.c (find_insn_list): Remove.
2301 * sched-int.h: Remove the prototype for find_insn_list.
2303 2007-02-16 Geoffrey Keating <geoffk@apple.com>
2305 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
2307 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
2308 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
2309 darwin_rs6000_override_options.
2310 (C_COMMON_OVERRIDE_OPTIONS): Expect
2311 darwin_macosx_version_min to be non-NULL always.
2312 (TARGET_C99_FUNCTIONS): Likewise.
2313 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
2314 (DARWIN_MINVERSION_SPEC): New.
2315 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
2316 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
2318 (DARWIN_MINVERSION_SPEC): New.
2319 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
2321 * config/darwin-c.c (darwin_cpp_builtins): Expect
2322 darwin_macosx_version_min to be non-NULL always.
2324 * config/rs6000/rs6000.c: Clean up trailing whitespace.
2326 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
2328 * config/i386/i386.h (x86_use_xchgb): New.
2329 (TARGET_USE_XCHGB): New macro.
2330 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
2331 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
2332 Split after reload into bswaphi for shifts of 8.
2333 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
2334 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
2335 or when optimizing for size.
2337 2007-02-16 Richard Guenther <rguenther@suse.de>
2338 Christian Bruel <christian.bruel@st.com>
2340 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
2341 DECLs but prefer SSA_NAMEs over DECLs.
2343 2007-02-16 Richard Guenther <rguenther@suse.de>
2345 * tree-flow-inline.h (single_imm_use_p): Remove.
2346 (zero_imm_uses_p): Likewise.
2347 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
2348 instead of single_imm_use_p.
2349 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
2352 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2355 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
2356 nested double- and backquotes.
2358 2007-02-15 Roger Sayle <roger@eyesopen.com>
2361 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
2362 should be unreachable.
2363 (build2_stat): Allow construction of MODIFY_EXPR at any time.
2364 For the time being redirect GIMPLE_MODIFY_STMT to the new
2365 (renamed) build_gimple_modify_stmt_stat.
2366 (build2_gimple_stat): Rename to...
2367 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
2368 Always build a GIMPLE_MODIFY_STMT node.
2369 * tree.h (build2_gimple, build2_gimple_stat): Delete.
2370 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
2373 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
2374 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
2375 * tree-complex.c (set_component_ssa_name, expand_complex_move,
2376 expand_complex_div_wide): Likewise.
2377 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
2378 * tree-ssa-loop-im.c (schedule_sm): Likewise.
2379 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
2380 * tree-ssa-loop-manip.c (create_iv): Likewise.
2381 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
2382 abs_replacement): Likewise.
2383 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
2384 realify_fake_stores): Likewise.
2386 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
2387 node rather than a GIMPLE_MODIFY_STMT node.
2388 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
2389 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
2391 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
2392 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
2395 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2398 * fold-const.c (fold_comparison): Add back the
2399 folding of constant complex comparisions.
2401 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2404 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
2405 effects unknown to this function, return early.
2407 2007-02-15 Ian Lance Taylor <iant@google.com>
2409 * lower-subreg.c (move_eh_region_note): New static function.
2410 (resolve_simple_move): Call it.
2411 (decompose_multiword_subregs): Track blocks for which we resolve a
2412 simple move which is also a control flow insn. Pass them to
2413 find_many_sub_basic_blocks.
2414 (pass_lower_subreg): Add TODO_verify_flow.
2415 (pass_lower_subreg2): Likewise.
2417 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2418 Brooks Moses <brooks.moses@codesourcery.com>
2419 Lee Millward <lee.millward@codesourcery.com>
2421 * tree.h (enum tree_code_class): Add tcc_vl_exp.
2422 (VL_EXP_CLASS_P): New.
2423 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
2425 (TREE_OPERAND_CHECK_CODE): Likewise.
2426 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
2427 (TREE_RTL_OPERAND_CHECK): Likewise.
2428 (tree_operand_check_failed): Make second parameter the whole tree
2429 instead of its code. Fixed callers.
2430 (VL_EXP_CHECK): New.
2431 (TREE_OPERAND_LENGTH): New.
2432 (VL_EXP_OPERAND_LENGTH): New.
2433 (CALL_EXPR_FN): New.
2434 (CALL_EXPR_STATIC_CHAIN): New.
2435 (CALL_EXPR_ARGS): New.
2436 (CALL_EXPR_ARG): New.
2437 (call_expr_nargs): New.
2438 (CALL_EXPR_ARGP): New.
2439 (build_nt_call_list): Declare.
2440 (build_vl_exp_stat): Declare.
2441 (build_vl_exp): New.
2442 (build_call_list): Declare.
2443 (build_call_nary): Declare.
2444 (build_call_valist): Declare.
2445 (build_call_array): Declare.
2446 (call_expr_arg): Declare.
2447 (call_expr_argp): Declare.
2448 (call_expr_arglist): Declare.
2449 (fold_build_call_list): Declare.
2450 (fold_build_call_list_initializer): Declare.
2451 (fold_call_expr): Declare to replace fold_builtin.
2452 (fold_builtin_fputs): Update to agree with modified definition.
2453 (fold_builtin_strcpy): Likewise.
2454 (fold_builtin_strncpy): Likewise.
2455 (fold_builtin_memory_chk): Likewise.
2456 (fold_builtin_stxcpy_chk): Likewise.
2457 (fold_builtin_strncpy_chk): Likewise.
2458 (fold_builtin_next_arg): Likewise.
2459 (fold_build_call_expr): Declare.
2460 (fold_builtin_call_list): Declare.
2461 (fold_builtin_call_valist): Declare.
2462 (build_call_expr): Declare.
2463 (validate_arglist): Update to agree with modified definition.
2464 (tree_operand_length): New.
2465 (call_expr_arg_iterator): New.
2466 (init_call_expr_arg_iterator): New.
2467 (next_call_expr_arg): New.
2468 (first_call_expr_arg): New.
2469 (more_call_expr_args_p): New.
2470 (FOR_EACH_CALL_EXPR_ARG): New.
2472 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
2473 and tcc_gimple_stmt.
2474 (tree_code_size): Update documentation. Use sizeof (tree) rather
2475 than sizeof (char *).
2476 (tree_size): Likewise. Add case for tcc_vl_exp.
2477 (tree_node_structure): Add case for tcc_vl_exp.
2478 (contains_placeholder_p): Likewise.
2479 (substitute_in_expr): Likewise.
2480 (substitute_placeholder_in_expr): Likewise.
2481 (stabilize_reference_1): Likewise.
2482 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
2483 to diagnose breakage of this interface for constructing CALL_EXPRs.
2484 (build_nt): Add similar assertion here.
2485 (build_nt_call_list): New.
2486 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
2487 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
2489 (get_callee_fndecl): Use new CALL_EXPR accessors.
2490 (tree_operand_check_failed): Change parameters to pass entire node
2491 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
2492 (process_call_operands): New.
2493 (build_vl_exp_stat): New.
2494 (build_call_list): New.
2495 (build_call_nary): New.
2496 (build_call_valist): New.
2497 (build_call_array): New.
2498 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2499 (call_expr_arglist): New.
2501 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
2502 tcc_vl_exp instead of a fixed-size tcc_expression.
2504 * doc/c-tree.texi (CALL_EXPR): Document new representation and
2505 accessors for CALL_EXPRs.
2506 (AGGR_INIT_EXPR): Likewise.
2508 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2509 Brooks Moses <brooks.moses@codesourcery.com>
2510 Lee Millward <lee.millward@codesourcery.com>
2512 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
2513 (expand_builtin_nonlocal_goto): Change parameter to be entire
2514 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
2515 (expand_builtin_prefetch): Likewise.
2516 (expand_builtin_classify_type): Likewise.
2517 (mathfn_built_in): Return NULL_TREE instead of 0.
2518 (expand_errno_check): Use new CALL_EXPR accessors.
2519 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
2520 Return NULL_RTX instead of 0.
2521 (expand_builtin_mathfn_2): Likewise.
2522 (expand_builtin_mathfn_3): Likewise.
2523 (expand_builtin_interclass_mathfn): Likewise.
2524 (expand_builtin_sincos): Likewise.
2525 (expand_builtin_cexpi): Likewise.
2526 (expand_builtin_int_roundingfn): Likewise.
2527 (expand_builtin_int_roundingfn_2): Likewise.
2528 (expand_builtin_pow): Likewise.
2529 (expand_builtin_powi): Likewise.
2530 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
2531 of arglist, fixing callers appropriately. Use new CALL_EXPR
2532 accessors and constructors. Return NULL_RTX instead of 0.
2533 (expand_builtin_strstr): Likewise.
2534 (expand_builtin_strchr): Likewise.
2535 (expand_builtin_strrchr): Likewise.
2536 (expand_builtin_strpbrk): Likewise.
2537 (expand_builtin_memcpy): Likewise.
2538 (expand_builtin_mempcpy): Likewise.
2539 (expand_builtin_mempcpy_args): New.
2540 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
2541 (expand_builtin_memmove_args): New.
2542 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
2543 (expand_movstr): Likewise.
2544 (expand_builtin_strcpy): Likewise.
2545 (expand_builtin_strcpy_args): New.
2546 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
2547 (expand_builtin_strncpy): Likewise.
2548 (expand_builtin_memset): Likewise.
2549 (expand_builtin_memset_args): New.
2550 (expand_builtin_bzero): Similarly to expand_builtin_memset.
2551 (expand_builtin_memcmp): Likewise.
2552 (expand_builtin_strcmp): Likewise.
2553 (expand_builtin_strncmp): Likewise.
2554 (expand_builtin_strcat): Likewise.
2555 (expand_builtin_strncat): Likewise.
2556 (expand_builtin_strspn): Likewise.
2557 (expand_builtin_strcspn): Likewise.
2558 (expand_builtin_args_info): Likewise.
2559 (expand_builtin_va_start): Likewise.
2560 (gimplify_va_arg_expr): Likewise.
2561 (expand_builtin_va_end): Likewise.
2562 (expand_builtin_va_copy): Likewise.
2563 (expand_builtin_frame_address): Likewise.
2564 (expand_builtin_alloca): Likewise.
2565 (expand_builtin_bswap): Likewise.
2566 (expand_builtin_unop): Likewise.
2567 (expand_builtin_fputs): Likewise.
2568 (expand_builtin_expect): Likewise.
2569 (expand_builtin_fabs): Likewise.
2570 (expand_builtin_copysign): Likewise.
2571 (expand_builtin_printf): Likewise.
2572 (expand_builtin_fprintf): Likewise.
2573 (expand_builtin_sprintf): Likewise.
2574 (expand_builtin_init_trampoline): Likewise.
2575 (expand_builtin_signbit): Likewise.
2576 (expand_builtin_fork_or_exec): Likewise.
2577 (expand_builtin_sync_operation): Likewise.
2578 (expand_builtin_compare_and_swap): Likewise.
2579 (expand_builtin_lock_test_and_set): Likewise.
2580 (expand_builtin_lock_release): Likewise.
2581 (expand_builtin): Likewise.
2582 (builtin_mathfn_code): Likewise.
2584 (fold_builtin_constant_p): Pass call arguments individually instead
2585 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2586 accessors and constructors. Return NULL_TREE instead of 0.
2587 (fold_builtin_expect): Likewise.
2588 (fold_builtin_classify_type): Likewise.
2589 (fold_builtin_strlen): Likewise.
2590 (fold_builtin_nan): Likewise.
2591 (integer_valued_real_p): Likewise.
2592 (fold_trunc_transparent_mathfn): Likewise.
2593 (fold_fixed_mathfn): Likewise.
2594 (fold_builtin_cabs): Likewise.
2595 (fold_builtin_sqrt): Likewise.
2596 (fold_builtin_cbrt): Likewise.
2597 (fold_builtin_cos): Likewise.
2598 (fold_builtin_cosh): Likewise.
2599 (fold_builtin_tan): Likewise.
2600 (fold_builtin_sincos): Likewise.
2601 (fold_builtin_cexp): Likewise.
2602 (fold_builtin_trunc): Likewise.
2603 (fold_builtin_floor): Likewise.
2604 (fold_builtin_ceil): Likewise.
2605 (fold_builtin_round): Likewise.
2606 (fold_builtin_int_roundingfn): Likewise.
2607 (fold_builtin_bitop): Likewise.
2608 (fold_builtin_bswap): Likewise.
2609 (fold_builtin_logarithm): Likewise.
2610 (fold_builtin_hypot): Likewise.
2611 (fold_builtin_pow): Likewise.
2612 (fold_builtin_powi): Likewise.
2613 (fold_builtin_exponent): Likewise.
2614 (fold_builtin_memset): Likewise.
2615 (fold_builtin_bzero): Likewise.
2616 (fold_builtin_memory_op): Likewise.
2617 (fold_builtin_bcopy): Deleted; call site changed to invoke
2618 fold_builtin_memory_op directly.
2619 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
2620 (fold_builtin_strncpy): Likewise.
2621 (fold_builtin_memcmp): Likewise.
2622 (fold_builtin_strcmp): Likewise.
2623 (fold_builtin_strncmp): Likewise.
2624 (fold_builtin_signbit): Likewise.
2625 (fold_builtin_copysign): Likewise.
2626 (fold_builtin_isascii): Likewise.
2627 (fold_builtin_toascii): Likewise.
2628 (fold_builtin_isdigit): Likewise.
2629 (fold_builtin_fabs): Likewise.
2630 (fold_builtin_abs): Likewise.
2631 (fold_builtin_fmin_fmax): Likewise.
2632 (fold_builtin_carg): Likewise.
2633 (fold_builtin_classify): Likewise.
2634 (fold_builtin_unordered_cmp): Likewise.
2636 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
2637 New functions split out from fold_builtin_1.
2638 (fold_builtin_n): New.
2639 (fold_builtin_varargs): New.
2640 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
2642 (fold_call_expr): New.
2643 (build_function_call_expr): Rewrite to use new helper function.
2644 (fold_builtin_call_list): New.
2645 (build_call_expr): New.
2646 (fold_builtin_call_valist): New.
2647 (rewrite_call_expr): New.
2648 (validate_arg): New.
2649 (validate_arglist): Change parameter to be entire CALL_EXPR instead
2650 of an arglist. Change return type to bool. Use new CALL_EXPR
2653 (fold_builtin_strstr): Pass call arguments individually instead
2654 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2655 accessors and constructors. Return NULL_TREE instead of 0.
2656 (fold_builtin_strchr): Likewise.
2657 (fold_builtin_strrchr): Likewise.
2658 (fold_builtin_strpbrk): Likewise.
2659 (fold_builtin_strcat): Likewise.
2660 (fold_builtin_strncat): Likewise.
2661 (fold_builtin_strspn): Likewise.
2662 (fold_builtin_strcspn): Likewise.
2663 (fold_builtin_fputs): Likewise.
2664 (fold_builtin_next_arg): Likewise.
2665 (fold_builtin_sprintf): Likewise.
2667 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
2668 NULL_RTX instead of 0.
2669 (expand_builtin_memory_chk): Likewise.
2670 (maybe_emit_chk_warning): Likewise.
2671 (maybe_emit_sprintf_chk_warning): Likewise.
2673 (fold_builtin_object_size): Pass call arguments individually instead
2674 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2675 accessors and constructors. Return NULL_TREE instead of 0.
2676 (fold_builtin_memory_chk): Likewise.
2677 (fold_builtin_stxcpy_chk): Likewise.
2678 (fold_builtin_strncpy_chk): Likewise.
2679 (fold_builtin_strcat_chk): Likewise.
2680 (fold_builtin_strcat_chk): Likewise.
2681 (fold_builtin_strncat_chk): Likewise.
2682 (fold_builtin_sprintf_chk): Likewise.
2683 (fold_builtin_snprintf_chk): Likewise.
2684 (fold_builtin_printf): Likewise.
2685 (fold_builtin_vprintf): Likewise.
2687 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
2689 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
2690 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2691 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
2692 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
2693 (fold_unary): Likewise.
2694 (fold_binary): Likewise.
2695 (fold_ternary): Remove CALL_EXPR case, since they are no longer
2696 ternary expressions.
2697 (fold): Add logic for tcc_vl_exp.
2698 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
2699 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2700 (fold_build3_stat): Add assertion to flag broken interface for
2701 constructing CALL_EXPRs.
2702 (fold_build_call_list): New.
2703 (fold_build_call_list_initializer): New.
2704 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
2706 (fold_strip_sign_ops): Likewise.
2708 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2709 Brooks Moses <brooks.moses@codesourcery.com>
2710 Lee Millward <lee.millward@codesourcery.com>
2712 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
2713 accessors and dump arguments explicitly.
2715 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
2717 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
2719 (print_call_name): Use new CALL_EXPR accessors.
2721 * print-tree.c (print_node): Add case tcc_vl_exp. Print
2722 CALL_EXPR arguments explicitly instead of as a list. Use
2723 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2725 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
2726 (vrp_visit_stmt): Likewise.
2728 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
2729 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
2731 (force_move_till_expr): Likewise.
2733 * targhooks.c (default_external_stack_protect_fail): Use
2734 build_call_expr instead of build_function_call_expr.
2735 (default_hidden_stack_protect_fail): Likewise.
2737 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
2740 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
2741 and walk arguments explicitly.
2743 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
2744 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2745 (expand_simple_operations): Likewise.
2746 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
2748 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
2749 of TREE_CODE_LENGTH.
2750 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
2752 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
2753 instead of TREE_CODE_LENGTH.
2755 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
2756 (tree_ic_transform): Likewise.
2757 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
2758 parameter instead of arglist. Fix callers.
2759 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
2760 (tree_stringops_transform): Likewise.
2761 (tree_indirect_call_to_profile): Likewise.
2762 (tree_stringops_values_to_profile): Likewise.
2764 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
2765 (eliminate_tail_call): Likewise.
2767 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
2769 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
2770 Use TREE_OPERAND_LENGTH and generalize to handle any number of
2772 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
2774 * omp-low.c (build_omp_barrier): Use build_call_expr.
2775 (lower_rec_input_clauses): Likewise.
2776 (lower_reduction_clauses): Likewise.
2777 (expand_parallel_call): Likewise.
2778 (maybe_catch_exception): Likewise.
2779 (expand_omp_for_generic): Likewise.
2780 (expand_omp_for_static_nochunk): Likewise.
2781 (expand_omp_sections): Likewise.
2782 (lower_omp_single_simple): Likewise.
2783 (lower_omp_single_copy): Likewise.
2784 (lower_omp_master): Likewise.
2785 (lower_omp_ordered): Likewise.
2786 (lower_omp_critical): Likewise.
2788 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
2789 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
2791 * tree-gimple.c (is_gimple_call_addr): Fix doc.
2792 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
2793 TREE_CODE_LENGTH. Add tcc_vl_exp case.
2795 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
2796 and generalize to handle any number of operands.
2797 (chrec_contains_undetermined): Likewise.
2798 (tree_contains_chrecs): Likewise.
2799 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
2801 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
2803 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
2804 fold_call_expr instead of fold_builtin.
2805 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
2806 match declarations there.
2807 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
2810 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
2811 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2813 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
2814 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
2816 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
2819 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
2820 (execute_cse_sincos): Use new CALL_EXPR accessors.
2822 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
2824 * gimple-low.c (lower_function_body): Use build_call_expr.
2825 (lower_builtin_setjmp): Likewise.
2827 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
2828 (set_storage_via_libcall): Likewise.
2829 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
2830 instead of TREE_CODE_LENGTH.
2831 (expand_expr_real_1): Use new CALL_EXPR accessors.
2833 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
2834 generalize to handle any number of operands.
2835 (TB_parent_eq): Likewise.
2837 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
2838 (strip_builtin_expect): Likewise.
2840 * function.c (gimplify_parameters): Use build_call_expr.
2842 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
2843 instead of TREE_CODE_LENGTH.
2845 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
2846 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
2848 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
2851 * gimplify.c (build_stack_save_restore): Use build_call_expr.
2852 (gimplify_decl_expr): Likewise.
2853 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
2854 Use new CALL_EXPR iterators.
2855 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
2856 (gimplify_modify_expr_to_memset): Likewise.
2857 (gimplify_variable_sized_compare): Likewise.
2858 (gimplify_omp_atomic_fetch_op): Likewise.
2859 (gimplify_omp_atomic_pipeline): Likewise.
2860 (gimplify_omp_atomic_mutex): Likewise.
2861 (gimplify_function_tree): Likewise.
2863 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
2864 (call_expr_flags): Likewise.
2865 (expand_call): Likewise.
2867 * except.c (expand_builtin_eh_return_data_regno): Pass entire
2868 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
2871 * coverage.c (create_coverage): Use build_call_expr.
2873 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
2874 (temp_call_expr_obstack): New.
2875 (pool_copy_list): Delete.
2876 (temp_copy_call_expr): New.
2877 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
2878 CALL_EXPR accessors. Get rid of special goo for copying argument
2879 lists and use temp_copy_call_expr instead.
2880 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
2881 CALL_EXPR accessors.
2882 (create_expression_by_pieces): Likewise. Use build_call_array
2883 to construct the result instead of fold_build3.
2884 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
2885 dealing with argument lists.
2886 (init_pre): Remove references to expression_node_pool and
2887 list_node_pool. Init temp_call_expr_obstack instead.
2888 (fini_pre): Remove references to expression_node_pool and
2891 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
2892 and walk arguments explicitly instead of as a list.
2894 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
2895 (mx_register_decls): Likewise.
2896 (mudflap_register_call): Likewise.
2897 (mudflap_finish_file): Likewise.
2899 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
2900 (ipa_callsite_compute_param): Likewise.
2902 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
2903 accessors and constructor.
2905 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
2906 accessors and constructor.
2907 (convert_tramp_reference): Likewise.
2908 (convert_call_expr): Likewise.
2909 (finalize_nesting_tree_1): Likewise.
2911 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
2914 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
2916 * tree-inline.c (initialize_inlined_parameters): Pass entire
2917 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
2919 (estimate_num_insns_1): Use new CALL_EXPR accessors.
2920 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
2922 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
2923 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2924 (vectorizable_reduction): Likewise.
2925 (vectorizable_call): Use new CALL_EXPR iterators.
2926 (vectorizable_conversion): Use build_call_expr.
2927 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
2928 (vect_gen_widened_results_half): Use build_call_expr.
2929 (vect_setup_realignment): Likewise.
2930 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
2932 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
2933 (pass_through_call): Likewise.
2934 (compute_object_sizes): Likewise. Use fold_call_expr instead of
2937 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
2938 (tree_gen_pow2_profiler): Likewise.
2939 (tree_gen_one_value_profiler): Likewise.
2940 (tree_gen_ic_func_profiler): Likewise.
2941 (tree_gen_average_profiler): Likewise.
2942 (tree_gen_ior_profiler): Likewise.
2944 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
2945 (find_func_aliases): Use new CALL_EXPR accessors. Add case
2946 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2948 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
2949 of TREE_CODE_LENGTH.
2951 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
2952 of TREE_CODE_LENGTH.
2954 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
2956 (convert_to_integer): Likewise.
2958 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
2961 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2962 Brooks Moses <brooks.moses@codesourcery.com>
2963 Lee Millward <lee.millward@codesourcery.com>
2965 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
2967 * config/frv/frv.c (frv_expand_builtin): Likewise.
2968 * config/s390/s390.c (s390_expand_builtin): Likewise.
2970 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
2971 (sparc_expand_builtin): Use new CALL_EXPR accessors.
2973 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
2974 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
2975 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
2976 (ix86_expand_store_builtin): Likewise.
2977 (ix86_expand_unop_builtin): Likewise.
2978 (ix86_expand_unop1_builtin): Likewise.
2979 (ix86_expand_sse_compare): Likewise.
2980 (ix86_expand_sse_comi): Likewise.
2981 (ix86_expand_vec_init_builtin): Likewise.
2982 (ix86_expand_vec_ext_builtin): Likewise.
2983 (ix86_expand_vec_set_builtin): Likewise.
2984 (ix86_expand_builtin): Use new CALL_EXPR accessors.
2986 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
2987 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2989 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
2990 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
2991 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
2993 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
2995 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2996 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
2997 arglist. Use new CALL_EXPR accessors. Fix callers.
2998 (altivec_expand_abs_builtin): Likewise.
2999 (rs6000_expand_binop_builtin): Likewise.
3000 (altivec_expand_predicate_builtin): Likewise.
3001 (altivec_expand_lv_builtin): Likewise.
3002 (spe_expand_stv_builtin): Likewise.
3003 (altivec_expand_stv_builtin): Likewise.
3004 (rs6000_expand_ternop_builtin): Likewise.
3005 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
3006 (altivec_expand_st_builtin): Likewise.
3007 (altivec_expand_dst_builtin): Likewise.
3008 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
3009 arglist. Use new CALL_EXPR accessors. Fix callers.
3010 (altivec_expand_vec_set_builtin): Likewise.
3011 (altivec_expand_vec_ext_builtin): Likewise.
3012 (altivec_expand_builtin): Use new CALL_EXPR accessors.
3013 (spe_expand_builtin): Likewise.
3014 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
3015 arglist. Use new CALL_EXPR accessors. Fix callers.
3016 (spe_expand_evsel_builtin): Likewise.
3017 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
3018 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
3020 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
3021 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3022 (arm_expand_unop_builtin): Likewise.
3023 (arm_expand_builtin): Use new CALL_EXPR accessors.
3025 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
3028 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
3029 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3030 (bfin_expand_unop_builtin): Likewise.
3031 (bfin_expand_builtin): Use new CALL_EXPR accessors.
3033 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3034 Brooks Moses <brooks.moses@codesourcery.com>
3035 Lee Millward <lee.millward@codesourcery.com>
3037 * c-semantics.c (build_stmt): Add internal diagnostic check.
3039 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
3040 accessors. Print arguments explicitly instead of as a list.
3042 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
3044 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
3045 (c_finish_omp_flish): Likewise.
3047 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
3048 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
3049 instead of TREE_CODE_LENGTH.
3050 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
3051 (c_warn_unused_result): Likewise.
3053 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3056 * doc/invoke.texi (Warning Options): Remove
3057 -Werror-implicit-function-declaration.
3058 (Wimplicit-function-declaration): Update description.
3059 * opts.c (common_handle_option): Move handling of -Werror=* to...
3060 (enable_warning_as_error): ...here.
3061 * opts.h (enable_warning_as_error): Declare.
3062 * c-decl.c (implicit_decl_warning): Unless
3063 -Wno-implicit-function-declaration is given, emit a pedwarn if
3064 -std=c99 or emit a warning if -Wimplicit-function-declaration.
3065 * c.opt (Wimplicit-function-declaration): Replace
3066 mesg_implicit_function_declaration with
3067 warn_implicit_function_declaration.
3068 * c-opts.c (c_common_handle_option):
3069 -Werror-implicit-function-declaration is exactly equal as
3070 -Werror=implicit-function-declaration.
3071 (set_Wimplicit): Replace mesg_implicit_function_declaration with
3072 warn_implicit_function_declaration.
3073 (c_common_post_options): -Wimplict-function-declaration is enabled
3074 by default by -std=c99, otherwise is disabled by default.
3075 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
3077 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3079 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
3080 DECL on the rhs to a DECL on the lhs for debug info purposes if the
3081 former is ignored but not the latter.
3083 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3085 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
3086 is made and the reference doesn't use the alias set of its type,
3087 do not create the temporary using that type.
3089 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
3091 * jump.c: Remove prototypes for delete_computation and
3092 delete_prior_computation.
3094 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3096 * jump.c (get_label_after): Delete.
3097 (get_label_before, delete_computation, delete_jump,
3098 delete_prior_computation, follow_jumps): Move...
3099 * reorg.c (delete_computation, delete_prior_computation): ... here...
3100 (get_label_before, delete_jump): ... making these static ...
3101 (follow_jumps): ... and simplifying this since it only runs after
3103 * rtl.h (get_label_after, get_label_before, delete_jump,
3104 follow_jumps): Delete prototypes.
3106 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3108 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
3110 2007-02-15 Nick Clifton <nickc@redhat.com>
3112 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
3113 order to prevent it from being munged by the target.
3115 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
3117 * config/i386/i386.md: Remove misleading comment.
3119 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3121 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
3122 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
3125 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3127 * tree-sra.c (instantiate_missing_elements): Canonicalize
3129 (sra_build_assignment): New.
3130 (generate_copy_inout, generate_element_copy,
3131 generate_element_zero, generate_one_element_init): Use it.
3133 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3135 * tree-sra.c (instantiate_missing_elements): Canonicalize
3137 (sra_build_assignment): New.
3138 (generate_copy_inout, generate_element_copy,
3139 generate_element_zero, generate_one_element_init): Use it.
3141 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3143 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
3146 2007-02-14 Joseph Myers <joseph@codesourcery.com>
3148 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
3149 types as aggregates not scalars.
3150 * function.c (assign_stack_temp_for_type): Likewise.
3152 2007-02-14 Roger Sayle <roger@eyesopen.com>
3153 Zdenek Dvorak <dvorakz@suse.cz>
3155 * tree-dump.c (dump_switch_p_1): Require exact match of the option
3158 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
3160 * passes.c (next_pass_1): Clear the next field of the copied
3163 2007-02-14 Richard Henderson <rth@redhat.com>
3165 * tree-sra.c (early_sra): New.
3166 (decl_can_be_decomposed_p): Deny va_list if early_sra.
3167 (tree_sra_early, pass_sra_early): New.
3168 * tree-pass.h (pass_sra_early): Declare.
3169 * passes.c (init_optimization_passes): Use it.
3171 2007-02-14 Richard Guenther <rguenther@suse.de>
3173 * flags.h (issue_strict_overflow_warning): Convert to a macro.
3175 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
3177 PR tree-optimization/30771
3178 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
3180 (vect_analyze_operations): Induction phis can now be marked as
3182 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
3183 Update documentation accordingly.
3185 2007-02-14 Nick Clifton <nickc@redhat.com>
3187 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
3188 most 3 arguments are supported.
3189 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
3191 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
3193 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
3194 Ensure dst->current is valid.
3196 2007-02-13 Paul Brook <paul@codesourcery.com>
3198 * config.gcc: Add arm*-*-uclinux-*eabi.
3199 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
3200 (SUBTARGET_EXTRA_LINK_SPEC): Define.
3201 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
3202 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
3203 (LINK_SPEC): Define.
3205 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
3207 * config/arm/uclinux-eabi.h: New file.
3208 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
3209 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
3212 2007-02-13 Ian Lance Taylor <iant@google.com>
3214 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
3215 * flags.h (warn_strict_overflow): Declare.
3216 (enum warn_strict_overflow_code): Define.
3217 (issue_strict_overflow_warning): New static inline function.
3218 * opts.c (warn_strict_overflow): New variable.
3219 (common_handle_option): Handle OPT_Wstrict_overflow and
3220 OPT_Wstrict_overflow_.
3221 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
3223 * fold-const.c: Include intl.h.
3224 (fold_deferring_overflow_warnings): New static variable.
3225 (fold_deferred_overflow_warning): New static variable.
3226 (fold_deferred_overflow_code): New static variable.
3227 (fold_defer_overflow_warnings): New function.
3228 (fold_undefer_overflow_warnings): New function.
3229 (fold_undefer_and_ignore_overflow_warnings): New function.
3230 (fold_deferring_overflow_warnings_p): New function.
3231 (fold_overflow_warning): New static function.
3232 (make_range): Add strict_overflow_p parameter. Change all
3234 (extract_muldiv, extract_muldiv_1): Likewise.
3235 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
3236 tree_expr_nonnegative_p.
3237 (fold_negate_expr): Call fold_overflow_warning.
3238 (fold_range_test): Likewise.
3239 (fold_comparison): Likewise.
3240 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
3241 instead of tree_expr_nonnegative_p.
3242 (tree_expr_nonnegative_warnv_p): Rename from
3243 tree_expr_nonnegative_p, add strict_overflow_p parameter.
3244 (tree_expr_nonnegative_p): New function.
3245 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
3246 strict_overflow_p parameter.
3247 (tree_expr_nonzero_p): New function.
3248 * passes.c (verify_interpass_invariants): New static function.
3249 (execute_one_pass): Call it.
3250 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
3252 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
3253 (estimate_numbers_of_iterations): Likewise.
3254 (scev_probably_wraps_p): Likewise.
3255 * tree-ssa-ccp.c: Include "toplev.h".
3256 (evaluate_stmt): Defer fold overflow warnings until we know we are
3258 (struct fold_stmt_r_data): Add stmt field.
3259 (fold_stmt_r): Defer fold overflow warnings until we know we
3261 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
3262 (fold_stmt_inplace): Likewise.
3263 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
3264 (cleanup_control_expr_graph): Defer fold overflow warnings until
3265 we know we are going to optimize.
3266 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3267 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
3269 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3270 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
3271 * tree-ssa-loop-manip.c (create_iv): Likewise.
3272 * c-typeck.c (build_conditional_expr): Likewise.
3273 (build_binary_op): Likewise.
3274 * tree-vrp.c (vrp_expr_computes_nonzero): Call
3275 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
3276 (extract_range_from_unary_expr): Likewise.
3277 * simplify-rtx.c (simplify_const_relational_operation): Warn when
3278 assuming that signed overflow does not occur.
3279 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
3280 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
3281 (fold_defer_overflow_warnings): Declare.
3282 (fold_undefer_overflow_warnings): Declare.
3283 (fold_undefer_and_ignore_overflow_warnings): Declare.
3284 (fold_deferring_overflow_warnings_p): Declare.
3285 (tree_expr_nonzero_warnv_p): Declare.
3286 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
3288 (Warning Options): Document -Wstrict-overflow.
3289 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
3290 (tree-ssa-ccp.o): Likewise.
3291 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
3292 (fold-const.o): Depend on intl.h.
3294 2007-02-13 Ian Lance Taylor <iant@google.com>
3297 * lower-subreg.c (resolve_simple_move): Decompose subregs in
3300 2007-02-13 Stuart Hastings <stuart@apple.com>
3302 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
3304 2007-02-13 Richard Henderson <rth@redhat.com>
3306 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
3307 handled_component_p before looking for the indirect_ref.
3309 2007-02-13 Richard Henderson <rth@redhat.com>
3311 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
3312 remove flags clobber.
3313 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
3314 (bswaphi_lowpart): New.
3315 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
3316 remove TARGET_BSWAP test. Delete expander of the same name.
3318 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
3319 (expand_unop): Use them.
3321 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
3323 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
3324 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
3325 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
3326 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
3327 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
3328 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
3329 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
3330 assembler dialect choice from asm templates.
3332 2007-02-12 Richard Henderson <rth@redhat.com>
3334 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
3335 (fixuns_trunc<SSEMODEF>si2): Use it.
3336 * config/i386/sse.md (vec_setv4sf_0): Export.
3337 * config/i386/i386.c (ix86_build_const_vector): Export.
3338 (ix86_split_convert_uns_si_sse): Rename from
3339 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
3340 * config/i386/i386-protos.h: Update.
3342 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3345 * c-typeck.c (c_finish_return): Improve warning message.
3347 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3349 * alias.c (find_symbolic_term): Delete unused function.
3351 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
3353 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
3354 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
3355 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
3357 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3359 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3360 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3361 the function, temporarily point the debug interface to the null one.
3363 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3365 * dwarf2out.c (round_up_to_align): New static function.
3366 (field_byte_offset): Use it to round the offset.
3368 2007-02-12 Richard Henderson <rth@redhat.com>
3370 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
3371 (inswl_const): Export.
3373 2007-02-12 Richard Henderson <rth@redhat.com>
3375 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
3376 result mode of the libcall, convert back to outmode.
3378 2007-02-12 Roger Sayle <roger@eyesopen.com>
3380 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
3381 (bswapdi2): New define_expand to implement 32-bit implementation.
3383 2007-02-12 Nick Clifton <nickc@redhat.com>
3385 * doc/invoke.texi (Overall Options): Document --help=.
3386 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
3387 (cc1_options): Pass --help= on to cc1.
3388 (display_help): Add description of --help=.
3389 (process_command): Add code to handle --help=. Allow translated
3390 --help and --target-help switches to be passed on to compiler
3392 (main): Remove unused if statement.
3393 * opts.c (columns): Remove.
3394 (LEFT_COLUMN): Define.
3395 (wrap_help): Add columns argument.
3396 (print_filtered_help): Change parameters to be an include bitmask,
3397 an exclude bitmask, an any bitmask and the column width. Move the
3398 code to display the params list here. Add code to display the
3399 status of options rather than their descriptions if the quiet flag
3401 (print_specific_help): Change parameters to be an include bitmask,
3402 an exclude bitmask and an any bitmask. Move code to look up the
3403 column width here. Decide upon the title for an options listing.
3404 (common_handle_options): Add code to handle --help=. Adapt code
3405 for --help and --target-help to use the revised form of the
3406 print_specific_help function.
3407 (print_help): Delete.
3408 (print_param_help): Delete.
3409 (print_switch): Delete.
3410 * opts.h (cl_lang_count): Add prototype.
3411 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
3412 CL_MAX_OPTION_CLASS): New defines.
3413 * optc-gen.awk: Add construction of cl_lang_count.
3414 * c.opt: Add Warning attribute to warning options and Optimization
3415 attribute to optimization options.
3416 * common.opt: Likewise.
3418 Add -fhelp and -ftarget-help as aliases for the transformed --help
3419 and --target-help options.
3420 * opt-functions.awk: Add code to handle Warning and Optimization
3423 2007-02-12 Richard Henderson <rth@redhat.com>
3425 * config/alpha/constraints.md: New file.
3426 * config/alpha/alpha.c: Include tm-constrs.h.
3427 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
3428 alpha_extra_constraint): Remove.
3429 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
3430 * config/alpha/alpha-protos.h: Update.
3431 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
3432 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
3433 (EXTRA_CONSTRAINT): Remove.
3434 * config/alpha/alpha.md: Include constraints.md.
3435 (adddi splitter): Use satisfies_constraint_*.
3436 * config/alpha/predicates.md (add_operand): Likewise.
3437 (sext_add_operand, addition_operation): Likewise.
3439 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
3441 PR tree-optimization/29145
3442 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
3443 in our handling of restrict qualified pointers.
3445 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3448 * doc/invoke.texi (Wunused-value): Update description.
3449 (Wextra): Delete item.
3450 * opts.c (set_Wextra): Don't use the value of Wextra to set the
3451 value of Wunused-value.
3452 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
3453 (c_finish_stmt_expr): Don't check extra_warnings.
3454 (emit_side_effect_warnings): The caller is responsible to check
3457 2007-02-11 Roger Sayle <roger@eyesopen.com>
3458 Matt Thomas <matt@3am-software.com>
3460 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
3462 2007-02-11 Roger Sayle <roger@eyesopen.com>
3464 * simplify-rtx.c (simplify_relational_operation_1): Optimize
3465 comparisons of POPCOUNT against zero.
3466 (simplify_const_relational_operation): Likewise.
3468 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3470 * doc/invoke.texi (Wextra): Delete outdated paragraph.
3472 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3474 * dwarf2out.c (root_type): Delete unused function.
3476 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3478 * genattrtab.c (contained_in_p): Delete unused function.
3479 (write_expr_attr_cache): Likewise.
3481 2007-02-11 Jan Hubicka <jh@suse.cz>
3483 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
3486 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
3488 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
3489 to add the REG_EQ* note.
3490 * see.c (see_merge_one_use_extension): Likewise.
3491 * local-alloc.c (update_equiv_regs): Likewise. Also don't
3492 turn REG_EQUAL notes into REG_EQUIV notes if the target
3493 register may have more than one set.
3494 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
3495 * gcse.c (try_replace_reg): Likewise.
3496 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
3497 * calls.c (fixup_tail_calls): Likewise. Abort if there is
3498 more than one REG_EQUIV note.
3499 * reload1.c (gen_reload): Use set_unique_reg_note.
3501 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
3503 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
3504 (ix86_builtin_conversion): New function.
3506 2007-02-06 Mark Mitchell <mark@codesourcery.com>
3509 * tree.h (DECL_REPLACEABLE_P): New macro.
3510 * except.c (set_nothrow_function_flags): Likewise.
3512 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
3513 Ira Rosen <irar@il.ibm.com>
3514 Dorit Nuzman <dorit@il.ibm.com>
3516 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
3517 * targhooks.c (default_builtin_vectorized_conversion): New.
3518 * targhooks.h (default_builtin_vectorized_function): New declaration.
3519 * target.h (struct vectorize): Add builtin_conversion field.
3520 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
3521 stmt_vec_info_type value.
3522 (vectorizable_conversion): New declaration.
3523 * tree-vect-analyze.c (vect_analyze_operations): Add
3524 vectorizable_conversion call.
3525 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
3526 * tree-vect-transform.c (vectorizable_conversion): New function.
3527 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
3528 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
3530 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
3531 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
3532 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
3533 or ALTIVEC_BUILTIN_VCFSX.
3535 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3538 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
3539 CONST_DOUBLE and operand 0 is a hard register.
3540 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
3541 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
3542 is a hard floating-point register.
3544 2007-02-10 Richard Henderson <rth@redhat.com>
3545 Jakub Jelinek <jakub@redhat.com>
3546 Alexandre Oliva <aoliva@redhat.com>
3548 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
3549 * builtin-types.def (BT_WORD): Make unsigned.
3550 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
3551 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
3552 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
3553 * c-decl.c (grokdeclarator): Don't error if !have_tls.
3554 * c-parser.c (c_parser_omp_threadprivate): Likewise.
3555 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
3557 * expr.c (emutls_var_address): New.
3558 (expand_expr_real_1): Expand emulated tls.
3559 (expand_expr_addr_expr_1): Likewise.
3560 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
3561 * output.h (emutls_finish): Declare.
3562 * toplev.c (compile_file): Call it.
3563 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
3564 address before wrapping in CONST.
3565 * varasm.c (emutls_htab, emutls_object_type): New.
3566 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
3567 (get_emutls_object_name, get_emutls_object_type): New.
3568 (get_emutls_init_templ_addr, emutls_decl): New.
3569 (emutls_common_1, emutls_finish): New.
3570 (assemble_variable): When emulating tls, swap decls; generate
3571 constructor for the emutls objects.
3572 (do_assemble_alias): When emulating tls, swap decl and target name.
3573 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
3575 * varpool.c (decide_is_variable_needed): Look at force_output.
3576 Recurse for emulated tls.
3577 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
3578 with decide_is_variable_needed.
3579 * emutls.c: New file.
3580 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
3581 tls_object for real tls.
3583 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3585 PR rtl-optimization/29599
3586 * reload1.c (eliminate_regs_in_insn): Take the destination
3587 mode into account when computing the offset.
3589 2007-02-09 Stuart Hastings <stuart@apple.com>
3590 Richard Henderson <rth@redhat.com>
3592 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
3593 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
3594 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
3595 fixuns_truncdfhi2): New.
3596 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
3597 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
3598 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
3599 (floatunssidf2): Allow nonimmediate source.
3600 * gcc/config/i386/sse.md (movdi_to_sse): New.
3601 (vec_concatv2di): Drop '*'.
3602 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
3603 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
3604 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
3606 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
3607 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
3608 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
3609 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
3610 (ix86_build_signbit_mask): Fix decl of v, refactor to call
3611 ix86_build_const_vector.
3612 (x86_emit_floatuns): Rewrite.
3614 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3616 * genautomata.c (longest_path_length): Delete unused function.
3617 (struct state): Delete unused longest_path_length.
3618 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
3619 (get_free_state): Delete unused.
3621 2007-02-09 Jan Hubicka <jh@suse.cz>
3623 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
3624 * doc/invoke.texi (inline-unit-growth): Update default value.
3626 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
3627 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
3628 (rebuild_cgraph_edges): Likewise.
3629 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
3630 (dump_cgraph_node): Dump frequencies.
3631 (cgraph_clone_edge): Add frequency scales.
3632 (cgraph_clone_node): Add freuqnecy.
3633 * cgraph.h (cgraph_edge): Add freuqnecy argument.
3634 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
3635 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
3636 * tree-pass.h (TODO_rebuild_frequencies): New constant.
3637 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
3638 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
3639 (save_inline_function_body): Likewise.
3640 * ipa-inline.c: inluce rtl.h
3641 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
3642 (cgraph_edge_badness): Use frequencies.
3643 (cgraph_decide_recursive_inlining): Update clonning.
3644 (cgraph_decide_inlining_of_small_function): Dump frequency.
3645 * predict.c (estimate_bb_frequencies): Export.
3646 * predict.h (estimate_bb_frequencies): Declare.
3647 * tree-inline.c (copy_bb): Watch overflows.
3648 (expand_call_inline): Update call of cgraph_create_edge.
3649 (optimize_inline_calls): Use TODO flags to update frequnecies.
3650 * passes.h: Include predict.h
3651 (init_optimization_passes): Move profile ahead.
3652 (execute_function_todo): Handle TODO_rebuild_frequencies.
3654 2007-02-09 Roger Sayle <roger@eyesopen.com>
3656 * config/alpha/alpha.c (emit_insxl): Force the first operand of
3657 the insbl or inswl pattern into a register.
3659 2007-02-09 Roger Sayle <roger@eyesopen.com>
3661 * config/ia64/ia64.md (bswapdi2): New define_insn.
3663 2007-02-09 Richard Henderson <rth@redhat.com>
3665 * config/i386/constraints.md (Ym): New constraint.
3666 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
3667 (movdi_1_rex64): Split sse and xmm general register moves from
3668 memory move alternatives. Use conditional register constraints.
3669 (movsf_1, movdf_integer): Likewise.
3670 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3671 (movdf_integer_rex64): New.
3672 (pushsf_rex64): Fix output constraints.
3673 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
3674 (sse2_stored): Likewise.
3675 (sse2_storeq_rex64): New.
3676 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
3677 amd and not generic.
3678 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
3679 for optimize_size. Remove SF/DFmode hack.
3681 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3683 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
3686 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
3687 Richard Sandiford <richard@codesourcery.com>
3689 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
3690 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
3691 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
3692 m68k/t-mlib to tmake_file.
3693 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
3694 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
3695 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
3696 Allow it to be cf or m68k. Set m68k_arch_family. If that
3697 variable is not empty, add t-$m68k_arch_family to tmake_file.
3698 Add t-mlibs to tmake_file.
3699 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
3700 * config/m68k/t-cf: New file.
3701 * config/m68k/t-m68k: Likewise.
3702 * config/m68k/t-mlibs: Likewise.
3703 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3704 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3705 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
3706 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3707 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
3709 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
3710 (INSTALL_LIBGCC): Delete.
3711 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
3712 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3713 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3714 (M68K_MLIB_CPU): Define.
3715 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3716 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3717 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
3719 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
3720 Richard Guenther <rguenther@suse.de>
3723 * fold-const.c (fold_comparison): Handle obfuscated comparisons
3724 against INT_MIN/INT_MAX.
3725 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
3726 file if a loop is removed.
3728 2007-02-09 Joseph Myers <joseph@codesourcery.com>
3730 * calls.c (store_one_arg): Pass correct alignment to
3731 emit_push_insn for non-BLKmode values.
3732 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
3733 unaligned stack slot via a suitably aligned slot.
3735 2007-02-08 DJ Delorie <dj@redhat.com>
3737 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
3739 (legal_subregs): Use unsigned char, make const.
3740 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
3742 2007-02-08 Paul Brook <paul@codesourcery.com>
3744 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
3745 special interworking needed.
3747 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
3749 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
3750 conditional to __SSE2__.
3751 (Entries below should have been added to first ChangeLog
3752 entry for amdfam10 dated 2007-02-05)
3753 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
3755 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
3757 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
3760 2007-02-08 DJ Delorie <dj@redhat.com>
3762 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
3763 * config/m32c/m32c.c (legal_subregs): New.
3764 (m32c_illegal_subreg_p): New.
3765 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
3766 unsupported subregs of hard regs.
3768 2007-02-08 Jan Hubicka <jh@suse.cz>
3770 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
3771 the same one; always update histograms.
3773 2007-02-08 Diego Novillo <dnovillo@redhat.com>
3775 * passes.c (init_optimization_passes): Tidy comment.
3777 2007-02-08 Roger Sayle <roger@eyesopen.com>
3779 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
3780 strip zero_extend, bswap and rotates from POCOUNT's argument.
3781 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
3782 zero_extend and rotates from PARITY's argument.
3783 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
3784 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
3785 of an integer constant at compile-time.
3787 2007-02-08 Diego Novillo <dnovillo@redhat.com>
3790 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
3792 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
3795 * tree-ssa-live.c (remove_unused_locals): Do not remove
3796 TREE_ADDRESSABLE variables.
3797 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
3798 * tree-ssa-operands.c (add_virtual_operand): Remove argument
3799 FOR_CLOBBER. Update all users.
3800 If VAR has an associated alias set, add a virtual operand for
3801 it if no alias is found to conflict with the memory reference.
3803 2007-02-07 Jan Hubicka <jh@suse.cz>
3804 Robert Kidd <rkidd@crhc.uiuc.edu>
3806 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
3808 2007-02-07 Ian Lance Taylor <iant@google.com>
3810 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
3812 2007-02-07 Roger Sayle <roger@eyesopen.com>
3814 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
3815 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
3816 tablejumpdi, movsi_to_cr_one): Remove constraints from
3817 define_expand's match_operands.
3819 2007-02-07 Roger Sayle <roger@eyesopen.com>
3821 * global.c (compute_regsets): Move declatation of "i" inside of
3822 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
3824 2007-02-07 Jakub Jelinek <jakub@redhat.com>
3827 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
3828 of INDIRECT_REF <RESULT_DECL>.
3830 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
3832 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
3833 Kaz Kojima <kkojima@gcc.gnu.org>
3836 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
3838 (sh_initialize_trampoline): Add parentheses to avoid a warning.
3840 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3842 * doc/loop.texi: Document possibility not to perform disambiguation
3843 of loops with multiple latches.
3844 * cfgloopmanip.c (alp_enum_p): Removed.
3845 (add_loop): Handle subloops. Use get_loop_body_with_size.
3846 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
3847 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
3848 the new forwarder block.
3849 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
3850 Handle the case latch is NULL.
3851 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
3852 when marking loop exits.
3853 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
3855 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
3856 disambiguate_loops_with_multiple_latches.
3857 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
3858 before fix_loop_structure.
3859 * cfgloop.c: Include pointer-set.h and output.h.
3860 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
3861 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
3862 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
3863 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
3864 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
3865 disambiguate_multiple_latches, get_loop_body_with_size,
3866 disambiguate_loops_with_multiple_latches): New functions.
3867 (flow_loop_dump): Dump multiple latch edges.
3868 (flow_loop_nodes_find): Handle loops with multiple latches.
3869 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
3870 (glb_enum_p): Modified.
3871 (get_loop_body): Use get_loop_body_with_size.
3872 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
3873 (AVOID_CFG_MODIFICATIONS): New constant.
3874 (disambiguate_loops_with_multiple_latches, add_loop,
3875 get_loop_body_with_size): Declare.
3876 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
3878 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
3881 * global.c (compute_regsets): New function.
3882 (global_alloc): Refactored ELIMINABLE_REGSET
3883 and NO_GLOBAL_ALLOC_REGS computation out.
3884 (rest_of_handle_global_alloc): Call compute_regsets()
3885 for non-optimizing case.
3887 2007-02-06 Richard Henderson <rth@redhat.com>
3889 * config/i386/constraints.md (Y2): Rename from Y.
3890 (Yi): New constraint.
3891 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
3892 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
3893 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
3894 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
3895 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
3896 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
3897 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
3898 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
3899 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
3900 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
3901 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
3902 vec_extractv2si_1): Change Y constraints to Y2.
3903 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
3904 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
3905 Change Y constraints to Y2.
3906 (sse2_loadld): Change Y constraints to x.
3908 2007-02-06 Roger Sayle <roger@eyesopen.com>
3910 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
3911 (parity<mode>2): New define_expand using rs6000_emit_parity.
3912 * config/rs6000/rs6000.c (rs6000_emit_popcount,
3913 rs6000_emit_parity): New functions.
3914 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
3915 rs6000_emit_parity): Prototype here.
3917 2007-02-06 Ian Lance Taylor <iant@google.com>
3919 * lower-subreg.c (simple_move_operand): Reject CONST.
3920 (resolve_clobber): Call validate_change rather than directly
3921 assigning to XEXP (pat, 0).
3923 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
3925 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
3926 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
3927 (tree-cfg.o): Remove hashtab.h dependency.
3929 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
3930 (struct ivopts_data): Change niters to pointer_map_t.
3931 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
3932 (niter_for_exit): Create pointer_map on demand. Change for
3934 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
3935 (free_loop_data): Destroy data->niters if created and reset field.
3936 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
3937 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
3939 * tree-ssa-reassoc.c: Include pointer-set.h.
3940 (bb_rank): Change to long *.
3941 (operand_rank): Change to pointer_map_t.
3942 (find_operand_rank): Return long, -1 if not found. Declare as inline.
3943 (insert_operand_rank): Accept long.
3944 (operand_entry_hash, operand_entry_eq): Remove.
3945 (get_rank): Return long. Adjust for changes above.
3946 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
3948 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
3950 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
3951 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
3952 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
3954 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
3955 directly since it cannot be NULL.
3956 (get_vi_for_tree): Rewrite for pointer_map API.
3957 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
3958 (init_alias_vars): Create vi_for_tree as pointer_map.
3959 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
3961 * tree-cfg.c: Don't include hashtab.h.
3962 (edge_to_cases): Declare as pointer_map.
3963 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
3965 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
3966 (start_recording_case_labels): Create edge_to_cases as pointer_map.
3967 (end_recoding_case_labels): Cleanup edge_to_cases manually before
3969 (record_switch_edge): Delete.
3970 (get_cases_for_edge): Adjust for pointer_map API, inline
3971 record_switch_edge (rewritten for new API), remove goto.
3973 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
3975 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
3976 * tree-nested.c: Include pointer-set.h.
3977 (var_map_elt, var_map_eq, var_map_hash): Delete.
3978 (struct nesting_info): Remove GTY marker. Change the two htab_t's
3980 (nesting_info_bitmap_obstack): New.
3981 (lookup_field_for_decl): Adjust for pointer_map API.
3982 (lookup_tramp_for_decl): Adjust for pointer_map API.
3983 (get_nonlocal_debug_decl): Adjust for pointer_map API.
3984 (get_local_debug_decl): Adjust for pointer_map API.
3985 (convert_nl_goto_reference): Adjust for pointer_map API.
3986 (convert_nl_goto_receiver): Adjust for pointer_map API.
3987 (create_nesting_tree): Create outside GGC space. Create bitmap on
3988 the new obstack. Create field_map and var_map as pointer_maps.
3989 (free_nesting_tree): Adjust for changes to create_nesting_tree.
3991 (lower_nested_functions): Move root here, no need to NULL it.
3992 Initialize and release the obstack.
3994 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
3996 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
3997 Remove prototypes and make them non-static.
3998 (struct tree_int_map): Remove.
3999 * tree.h (struct tree_int_map): Move here, turning TO into an
4001 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
4003 * tree.h (TREE_COMPLEXITY): Remove.
4004 (struct tree_exp): Remove complexity field.
4005 * tree.c (build1_stat): Don't set it.
4007 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
4008 Victor Kaplansky <victork@il.ibm.com>
4010 * tree-vectorizer.c (vect_is_simple_use): Support induction.
4011 (vect_is_simple_reduction): Support reduction with induction as
4012 one of the operands.
4013 (vect_is_simple_iv_evolution): Fix formatting.
4014 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
4015 formatting. Don't mark induction phis for vectorization.
4016 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
4017 * tree-vect-transform.c (get_initial_def_for_induction): New function.
4018 (vect_get_vec_def_for_operand): Support induction.
4019 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
4021 (vectorizable_reduction): Support reduction with induction as one of
4023 (vectorizable_type_demotion): Use def-type of stmt argument rather
4024 than dummy def-type.
4026 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
4027 flag_tree_scev_cprop.
4028 * common.opt (tree-scev-cprop): New flag.
4030 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
4031 call to vect_get_new_vect_var.
4033 2007-02-06 Ira Rosen <irar@il.ibm.com>
4035 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
4036 vectype is not NULL.
4037 (vect_pattern_recog_1): Likewise.
4039 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4041 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
4042 (fold_negate_expr): Likewise.
4044 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
4047 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
4048 even if cv-qualification is the same.
4050 2007-02-05 Geoffrey Keating <geoffk@apple.com>
4052 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
4053 __enable_execute_stack on completion.
4055 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4057 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
4058 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
4059 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
4060 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
4061 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
4062 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
4063 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
4064 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
4066 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4068 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
4069 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
4070 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
4071 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
4072 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
4073 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
4074 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
4075 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
4076 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
4077 umuldi3_highpart_rex64, umulsi3_highpart_insn,
4078 umulsi3_highpart_zext, smuldi3_highpart_rex64,
4079 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
4080 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
4081 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
4082 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
4083 sqrtextenddfxf2_i387): Added amdfam10_decode.
4085 * config/i386/athlon.md (athlon_idirect_amdfam10,
4086 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
4087 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
4088 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
4089 athlon_ivector_store_amdfam10): New define_insn_reservation.
4090 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
4093 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4095 * config/i386/athlon.md (athlon_call_amdfam10,
4096 athlon_pop_amdfam10, athlon_lea_amdfam10): New
4097 define_insn_reservation.
4098 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
4099 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
4100 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
4102 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4104 * config/i386/athlon.md (athlon_sseld_amdfam10,
4105 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
4106 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
4108 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4110 * config/i386/athlon.md (athlon_sseins_amdfam10): New
4111 define_insn_reservation.
4112 * config/i386/i386.md (sseins): Added sseins to define_attr type
4113 and define_attr unit.
4114 * config/i386/sse.md: Set type attribute to sseins for insertq
4117 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4119 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
4120 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
4121 ssecomi_load_amdfam10, ssecomi_amdfam10,
4122 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
4123 define_insn_reservation.
4124 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
4126 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4128 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
4129 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
4130 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
4131 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
4132 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
4133 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
4134 define_insn_reservation.
4136 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
4137 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
4138 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
4139 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
4140 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
4142 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4144 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
4145 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
4146 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
4147 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
4148 athlon_ssemul_load_k8): Added amdfam10.
4150 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4152 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
4153 (x86_sse_unaligned_move_optimal): New variable.
4155 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
4157 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
4158 for unaligned vector SSE double/single precision loads for AMDFAM10.
4160 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4162 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
4163 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
4164 Define TARGET_CPU_DEFAULT_amdfam10.
4165 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
4166 (processor_type): Add PROCESSOR_AMDFAM10.
4168 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
4169 processor_type in config/i386/i386.h.
4170 Enable imul peepholes for TARGET_AMDFAM10.
4172 * config.gcc: Add support for --with-cpu option for amdfam10.
4174 * config/i386/i386.c (amdfam10_cost): New variable.
4175 (m_AMDFAM10): New macro.
4176 (m_ATHLON_K8_AMDFAM10): New macro.
4177 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
4178 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
4179 x86_promote_QImode, x86_integer_DFmode_moves,
4180 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4181 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
4182 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
4183 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
4184 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
4185 Enable/disable for amdfam10.
4186 (override_options): Add amdfam10_cost to processor_target_table.
4187 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
4188 processor_alias_table.
4189 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
4190 (ix86_adjust_cost): Add code for amdfam10.
4192 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4194 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
4195 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
4196 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
4197 * config/i386/i386.h: Add builtin definition for SSE4A.
4198 * config/i386/i386.md: Add support for ABM instructions
4200 * config/i386/sse.md: Add support for SSE4A instructions
4201 (movntss, movntsd, extrq, insertq).
4202 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
4203 Add -march=amdfam10 flag.
4204 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
4205 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
4207 * doc/extend.texi: Add documentation for SSE4A builtins.
4209 2007-02-05 Bob Wilson <bob.wilson@acm.org>
4211 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
4213 2007-02-05 Richard Guenther <rguenther@suse.de>
4215 * tree-vectorizer.h (vectorizable_function): Add argument type
4216 argument, change return type.
4217 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
4218 * tree-vect-transform.c (vectorizable_function): Handle extra
4219 argument, return vectorized function decl.
4220 (build_vectorized_function_call): Remove.
4221 (vectorizable_call): Handle calls with result and argument types
4222 differing. Handle loop vectorization factor correctly.
4223 * targhooks.c (default_builtin_vectorized_function): Adjust for
4225 * targhooks.h (default_builtin_vectorized_function): Likewise.
4226 * target.h (builtin_vectorized_function): Add argument type
4228 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
4229 extra argument, allow vectorizing of lrintf.
4230 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
4231 documentation of target hook.
4233 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
4236 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
4237 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
4238 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
4240 2007-02-05 Roger Sayle <roger@eyesopen.com>
4242 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
4243 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
4244 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
4245 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
4246 before canonicalizing sincos to cexpi.
4247 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
4249 2007-02-05 Roger Sayle <roger@eyesopen.com>
4251 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
4252 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
4253 (alpha_init_builtins): Use alpha_add_builtins to process tables.
4255 2007-02-05 Roger Sayle <roger@eyesopen.com>
4257 * mips-tfile.c (initialize_init_file): Correct endianness test.
4259 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
4261 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
4264 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4266 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
4267 saves in a PARALLEL before the register assignments.
4269 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4271 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
4272 DWARF_FRAME_RETURN_COLUMN to be a general register.
4273 * dwarf2out.c (init_return_column_size): New function, split from...
4274 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
4275 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
4276 to be nongeneral registers.
4277 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
4279 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
4280 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
4282 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4284 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
4286 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4288 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
4289 (remove_path): Use can_remove_branch_p and remove_branch instead
4290 of loop_delete_branch_edge.
4291 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
4292 (tree_transform_and_unroll_loop): Remove dead branches immediately.
4293 Update profile using scale_dominated_blocks_in_loop.
4294 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
4295 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
4296 (can_remove_branch_p, remove_branch): Declare.
4297 * tree-cfg.c (tree_can_remove_branch_p): New function.
4298 (tree_cfg_hooks): Add tree_can_remove_branch_p.
4299 * cfgrtl.c (rtl_can_remove_branch_p): New function.
4300 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
4302 2007-02-05 Jan Hubicka <jh@suse.cz>
4305 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
4306 nodes in cgraph, don't remove offline copy of the function.
4308 2007-02-04 Jan Hubicka <jh@suse.cz>
4310 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
4311 vectors might cause maybe_lookup_element_for_expr to be called
4312 on non-sra-candidate.
4314 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4316 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
4317 config/bfin/bfin.md, config/bfin/predicates.md: Follow
4318 spelling conventions.
4320 2007-02-04 Richard Guenther <rguenther@suse.de>
4323 * fold-const.c (try_move_mult_to_index): Make sure to not
4324 overflow one dimension of a multi-dimensional array access.
4326 2007-02-04 Jan Hubicka <jh@suse.cz>
4328 * passes.c (init_optimization_passes): Reindent.
4330 2007-02-04 Jan Hubicka <jh@suse.cz>
4331 Eric Botcazou <ebotcazou@adacore.com>
4333 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
4334 (execute_fixup_cfg): Break out the abnormal goto code.
4335 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
4336 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
4337 (optimize_inline_calls): Call make_nonlocal_label_edges.
4339 2007-02-04 Jan Hubicka <jh@suse.cz>
4341 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
4342 true when something was changed.
4343 (rename_ssa_copies): When something was changed, do
4344 TODO_remove_unused_locals.
4345 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4346 add TODO_remove_unused_locals when instruction was removed.
4348 2007-02-04 Jan Hubicka <jh@suse.cz>
4350 * ipa-inline.c (try_inline): Improve debug output; work on already
4352 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
4353 call try_inline for already inlined edges too when flattening;
4354 inline also functions that make callee growth but overall unit size
4357 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4359 * config/m32c/bitops.md, config/m32c/jump.md,
4360 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
4361 config/m32r/m32r.h, config/m32r/m32r.md,
4362 config/m32r/predicates.md, config/m68hc11/larith.asm,
4363 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
4364 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
4365 config/mips/mips-protos.h, config/mips/mips.c,
4366 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
4367 config/mn10300/mn10300.h, config/mn10300/predicates.md,
4368 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
4369 spelling conventions.
4371 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
4372 Follow spelling conventions.
4374 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
4376 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
4377 warn about C++0x compatibility.
4379 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4381 * config/h8300/h8300.c, config/h8300/h8300.h,
4382 config/h8300/h8300.md: Follow spelling conventions.
4384 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
4387 * combine.c (try_combine): Do not substitute source operand
4388 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
4390 2007-02-03 Jan Hubicka <jh@suse.cz>
4392 PR gcov-profile/30650
4393 * value-prof.c (stringop_block_profile): Fix handling of size counter;
4394 do not divide by zero for never executed counters.
4395 (tree_find_values_to_profile): Fix counters.
4396 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
4398 2007-02-03 Ian Lance Taylor <iant@google.com>
4400 * lower-subreg.c (simple_move_operand): New static function,
4401 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
4403 (simple_move): Call simple_move_operand.
4404 (find_decomposable_subregs): Add special handling of MEMs.
4405 (can_decompose_p): Rename from cannot_decompose_p. Reverse
4406 meaning of return value. If we see a hard register, test whether
4407 it can store a word_mode value. Change all callers.
4409 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4411 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
4412 ftrapv insns and expanders.
4413 (subdi3): Change define_expand operand 1 to arith11_operand, and
4414 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
4415 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
4416 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
4420 * varasm.c (notice_global_symbol): Treat global objects as weak when
4423 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4425 * emit-rtl.c (dconstpi): Delete.
4427 (init_emit_once): Delete dconstpi and init dconstsqrt2.
4428 * real.h (dconstpi): Delete.
4430 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
4431 (fold_builtin_hypot): Likewise.
4433 2007-02-03 Tom Tromey <tromey@redhat.com>
4436 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
4437 -gcoff3, -gxcoff3, -gvms3 implies -dD.
4439 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
4441 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
4442 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
4443 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
4444 config/rs6000/cell.md, config/rs6000/darwin.h,
4445 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
4446 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
4447 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
4448 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
4449 typos. Follow spelling conventions.
4450 * doc/invoke.texi: Follow spelling conventions.
4452 2007-02-03 Roger Sayle <roger@eyesopen.com>
4454 * simplify-rtx.c (simplify_relational_operation_1): Implement some
4455 canonicalization transformations that attempt to simplify integer
4456 constant comparisons to become comparisons against zero.
4458 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4460 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
4462 * fold-const.c (fold_binary): Fix comment typos. Fold complex
4463 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
4465 2007-02-02 Mike Stump <mrs@apple.com>
4467 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
4468 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
4469 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
4470 generate a branch island.
4472 2007-02-02 Bob Wilson <bob.wilson@acm.org>
4474 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
4475 (xtensa_legitimate_address_p): New.
4476 (xtensa_legitimize_address): New.
4477 (xtensa_output_addr_const_extra): New.
4478 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
4480 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
4481 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
4482 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
4483 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
4484 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
4485 (xtensa_legitimize_address): New.
4486 (xtensa_output_addr_const_extra): New.
4488 2007-02-02 Steve Ellcey <sje@cup.hp.com>
4490 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
4492 2007-02-02 Ian Lance Taylor <iant@google.com>
4494 * expmed.c (expand_divmod): Add comment.
4496 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
4498 * emit-rtl.c (renumber_insns): Remove.
4499 * flags.h: Remove the extern for flag_renumber_insns.
4500 * rtl.h: Remove the prototype for renumber_insns.
4501 * toplev.c (flag_renumber_insns): Remove.
4503 2007-02-02 Hui-May Chang <hm.chang@apple.com>
4505 Revert for x86 darwin:
4506 2005-06-19 Uros Bizjak <uros@kss-loka.si>
4508 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
4509 code before the following patch under TARGET_MACHO.
4510 (ix86_function_value_regno_p): Likewise.
4512 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4514 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
4517 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4520 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
4521 general or fp registers. Add comments.
4522 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
4524 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
4526 * pointer-set.c (insert_aux): Only return insertion slot.
4527 (pointer_set_insert): Adjust.
4528 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
4529 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
4530 pointer_map_traverse): New.
4531 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
4532 pointer_map_create, pointer_map_destroy, pointer_map_insert,
4533 pointer_map_contains, pointer_map_traverse): Declare.
4535 2007-02-02 Jakub Jelinek <jakub@redhat.com>
4538 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
4539 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
4541 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4543 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
4545 (struct _dep): New type.
4546 (dep_t): New typedef.
4547 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
4548 (DEP_STATUS): New access macro. The macro with the same name was
4549 renamed to DEP_LINK_STATUS.
4550 (dep_init): Declare function
4552 (struct _dep_link): New type.
4553 (dep_link_t): New typedef.
4554 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
4555 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
4556 (DEP_LINK_STATUS): New macro.
4557 (debug_dep_links): New debug function.
4559 (struct _deps_list): New type.
4560 (deps_list_t): New typedef.
4561 (DEPS_LIST_FIRST): New access macro.
4562 (FOR_EACH_DEP_LINK): New cycle macro.
4563 (create_deps_list, free_deps_list, delete_deps_list): Declare
4565 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
4566 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4567 (copy_deps_list_change_con): Ditto.
4569 (move_dep_link): Declare function.
4571 (struct _dep_node): New type.
4572 (dep_node_t): New typedef.
4573 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
4575 (struct haifa_insn_data.back_deps): New field to hold backward
4576 dependencies of the insn.
4577 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
4579 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
4580 Change its type to deps_list_t.
4581 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
4582 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
4583 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
4585 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
4587 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
4589 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
4591 (dep_cost): Declare.
4593 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
4594 (ds_to_dk, dk_to_ds): New functions.
4596 (init_dep_1): New static function.
4597 (init_dep): New function.
4598 (copy_dep): New static function.
4600 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
4602 (detach_dep_link): New static function.
4603 (move_dep_link): New function.
4605 (dep_links_consistent_p, dump_dep_links): New static functions.
4606 (debug_dep_links): New debugging function.
4608 (deps_obstack, dl_obstack, dn_obstack): New static variables.
4610 (alloc_deps_list, init_deps_list): New static functions.
4611 (create_deps_list): New function.
4612 (clear_deps_list): New static function.
4613 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
4614 (deps_list_consistent_p, dump_deps_list): New static functions.
4615 (debug_deps_list): New function.
4616 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
4618 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
4620 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
4621 use new scheduler dependencies lists.
4622 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
4623 (sched_analyze): Ditto. Initialize dependencies lists.
4624 (add_forw_dep, compute_forward_dependences): Update to use new
4625 scheduler dependencies lists.
4627 (init_dependency_caches): Init deps_obstack.
4628 (free_dependency_caches): Free deps_obstack.
4630 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
4631 new scheduler dependencies lists.
4632 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
4633 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4635 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
4636 Update to use new scheduler dependencies lists.
4637 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
4638 (debug_dependencies): Ditto.
4639 (schedule_region): Update comments.
4641 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
4642 scheduler dependencies lists.
4643 (schedule_ebb): Update comments.
4645 * rtl.def (DEPS_LIST): Remove.
4647 * lists.c (unused_deps_list): Remove.
4648 (free_list): Update assertions.
4650 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
4651 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
4653 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
4654 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
4656 * haifa-sched.c (comments): Update.
4657 (insn_cost1): Remove. Inline the code into insn_cost ().
4658 (insn_cost): Update to use new scheduler dependencies lists. Move
4659 processing of the dependency cost to dep_cost ().
4660 (dep_cost): New function. Use it instead of insn_cost () when
4661 evaluating cost of the dependency. Use compatible interface to
4662 interact with the target.
4663 (priority): Update to use new scheduler dependencies lists.
4664 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
4665 with greater number of insns that depend on the insn.
4666 (schedule_insn): Update to use new scheduler dependencies lists. Add
4667 code to free backward dependencies lists. Inline and optimize code
4668 from resolve_dep () - see PR28071.
4669 (ok_for_early_queue_removal): Update to use new scheduler dependencies
4670 lists. Update call to targetm.sched.is_costly_dependence hook.
4672 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
4673 scheduler dependencies lists.
4675 (resolve_dep): Remove. Move the logic to schedule_insn ().
4676 (init_h_i_d): Initialize dependencies lists.
4678 (process_insn_depend_be_in_spec): Rename to
4679 process_insn_forw_deps_be_in_spec. Update to use new scheduler
4681 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
4682 Update to use new scheduler dependencies lists.
4683 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
4685 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
4686 new scheduler dependencies lists.
4687 (build_intra_loop_deps): Ditto.
4689 * target.h (struct _dep): Declare to use in
4690 gcc_target.sched.is_costly_dependence.
4691 (struct gcc_target.sched.adjust_cost): Fix typo.
4692 (struct gcc_target.sched.is_costly_dependence): Change signature to use
4693 single dep_t parameter instead of an equivalent triad.
4694 (struct gcc_target.sched.adjust_cost_2): Remove.
4696 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
4698 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
4700 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
4702 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
4704 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
4705 (REG_DEP_TRUE): Document.
4707 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
4708 Change signature to correspond to the targetm.sched.adjust_cost hook.
4709 Update use in TARGET_SCHED_ADJUST_COST_2.
4710 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
4711 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
4712 new scheduler dependencies lists.
4713 (ia64_gen_check): Ditto.
4715 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
4718 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
4719 signature to correspond to the targetm.sched.is_costly_dependence hook.
4720 (is_costly_group): Update to use new scheduler dependencies lists.
4722 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
4723 instead of INSN_COST () macro.
4725 2007-02-01 Ian Lance Taylor <iant@google.com>
4727 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
4729 2007-02-01 Guy Martin <gmsoft@gentoo.org>
4731 * pa.md (tp_load): Correct mfctl instruction syntax.
4733 2007-02-01 Geoffrey Keating <geoffk@apple.com>
4735 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
4736 altivec_padding_size calculation on AIX. Improve comment, add
4737 assert to verify that it's right.
4739 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
4742 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
4745 * global.c (global_alloc): Add mising initialization of
4748 2007-02-01 Roger Sayle <roger@eyesopen.com>
4750 * alias.c (init_alias_analysis): Correct whitespace.
4751 * bb-reorder.c (fix_edges_for_rarely_executed_code,
4752 partition_hot_cold_basic_blocks): Likewise.
4753 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
4754 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
4755 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
4756 fold_builtin_snprintf_chk, fold_builtin_printf,
4757 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
4758 do_mpfr_arg3, do_mpfr_sincos): Likewise.
4759 * cfgcleanup.c (cleanup_cfg): Likewise.
4760 * cfgexpand.c (tree_expand_cfg): Likewise.
4761 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
4762 * function.c (get_next_funcdef_no): Likewise.
4763 * gengtype.c (main): Likewise.
4764 * genmodes.c (main): Likewise.
4765 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
4766 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
4767 * ifcvt.c (noce_emit_move_insn): Likewise.
4768 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
4770 * stor-layout.c (get_best_mode): Likewise.
4771 * tree-ssa-loop-niter.c (get_val_for): Likewise.
4772 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
4773 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
4774 perform_var_substitution, solve_graph): Likewise.
4775 * tree-vrp.c (vrp_finalize): Likewise.
4777 2007-02-01 Ian Lance Taylor <iant@google.com>
4779 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
4780 high part of a paradoxical subreg, return a constant zero.
4782 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
4784 * toplev.c (lang_dependent_init): Call init_set_costs.
4785 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
4787 2007-02-01 Richard Guenther <rguenther@suse.de>
4790 * fold-const.c (fold_negate_expr): Allow negating a
4791 constant if overflow does not change.
4793 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4795 * doc/c-tree.texi (Expression trees): Improve markup.
4796 * doc/tm.texi (Register Classes, Addressing Modes)
4797 (Floating Point): Fix spacing after abbreviations. Fix some
4800 2007-02-01 Ben Elliston <bje@au.ibm.com>
4802 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
4803 * doc/contrib.texi: Likewise.
4804 * doc/install.texi: Likewise.
4806 2007-01-31 Richard Henderson <rth@redhat.com>
4807 Ian Lance Taylor <iant@google.com>
4809 * lower-subreg.c: New file.
4810 * rtl.def (CONCATN): Define.
4811 * passes.c (init_optimization_passes): Add pass_lower_subreg and
4813 * emit-rtl.c (update_reg_offset): New static function, broken out
4814 of gen_rtx_REG_offset.
4815 (gen_rtx_REG_offset): Call update_reg_offset.
4816 (gen_reg_rtx_offset): New function.
4817 * regclass.c: Revert patch of 2006-03-05, restoring
4819 (clear_reg_info_regno): New function.
4820 * dwarf2out.c (concatn_loc_descriptor): New static function.
4821 (loc_descriptor): Handle CONCATN.
4822 * common.opt (fsplit_wide_types): New option.
4823 * opts.c (decode_options): Set flag_split_wide_types when
4825 * timevar.def (TV_LOWER_SUBREG): Define.
4826 * rtl.h (gen_reg_rtx_offset): Declare.
4827 (reg_scan_update): Declare.
4828 * regs.h (clear_reg_info_regno): Declare.
4829 * tree-pass.h (pass_lower_subreg): Declare.
4830 (pass_lower_subreg2): Declare.
4831 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
4832 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
4834 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
4835 * Makefile.in (OBJS-common): Add lower-subreg.o.
4836 (lower-subreg.o): New target.
4838 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4840 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
4842 2007-01-31 Anatoly Sokolov <aesok@post.ru>
4845 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
4847 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4850 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
4852 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
4854 * cfgloop.h: Include vec-prim.h.
4855 (enum li_flags): Remove LI_ONLY_OLD.
4856 (loop_iterator): Changed.
4857 (fel_next, fel_init): Iterate over loop tree.
4858 (FOR_EACH_LOOP_BREAK): New macro.
4859 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
4861 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
4862 * modulo-sched.c (sms_schedule): Ditto.
4863 * tree-vectorizer.c (vectorize_loops): Ditto.
4864 * doc/loop.texi: Update information on loop numbering and behavior of
4865 FOR_EACH_LOOP wrto new loops.
4866 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
4867 add_to_evolution_1): Test nestedness of loops instead of comparing
4869 * tree-chrec.c (chrec_fold_plus_poly_poly,
4870 chrec_fold_multiply_poly_poly, chrec_evaluate,
4871 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
4872 reset_evolution_in_loop): Ditto.
4873 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
4875 2007-01-31 Dirk Mueller <dmueller@suse.de>
4877 * c-common.c (warn_about_parentheses): Separate warning about
4878 un-parenthized sequence of comparison operators from the one
4879 which is supposed to warn about x <= y <= z.
4881 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
4883 * optabs.h (enum optab_index): Add new OTI_isinf.
4884 (isinf_optab): Define corresponding macro.
4885 * optabs.c (init_optabs): Initialize isinf_optab.
4886 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
4888 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
4889 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
4891 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
4892 expand_builtin_interclass_mathfn.
4893 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
4894 * config/i386/i386.md (UNSPEC_FXAM): New constant.
4895 (fxam<mode>2_i387): New insn pattern.
4896 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
4897 built-in functions as x87 inline asm.
4899 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4901 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
4903 2007-01-30 Eric Christopher <echristo@apple.com>
4905 * config.gcc: Add geode.
4907 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4909 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
4910 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
4911 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
4912 value-prof.c: Fix comment typos.
4914 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4917 * doc/invoke.texi (Wpointer-arith): Document warning.
4919 2007-01-30 Janis Johnson <janis187@us.ibm.com>
4921 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
4922 the list of discrepancies from the draft TR.
4924 2007-01-30 Dirk Mueller <dmueller@suse.de>
4927 * doc/invoke.texi (-Wreturn-type): Update description to
4930 2007-01-30 Richard Sandiford <richard@codesourcery.com>
4932 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
4934 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
4936 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
4937 to handle optabs that operate on floating point input argument and
4938 output to integer output.
4939 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
4940 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
4941 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
4942 expand_builtin_interclass_mathfn ().
4943 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
4945 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
4946 ilogbl built-in functions as x87 intrinsics.
4948 2007-01-30 Richard Guenther <rguenther@suse.de>
4951 * dwarf2out.c (reference_to_unused): Query varpool if the
4952 variable was output.
4954 2007-01-30 Richard Guenther <rguenther@suse.de>
4957 * passes.c (execute_one_pass): Reset in_gimple_form to not
4958 confuse non-unit-at-a-time mode.
4960 2007-01-29 Roger Sayle <roger@eyesopen.com>
4961 Richard Guenther <rguenther@suse.de>
4963 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
4964 avoid undefined behaviour on overflow. Use force_fit_type_double
4965 to construct the constant with the specified TREE_OVERFLOW.
4967 2007-01-29 Janis Johnson <janis187@us.ibm.com>
4969 * config/dfp-bit.c: Add parameterized support for fp exceptions.
4970 * config/dfp-bit.h: Ditto.
4972 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4974 * c-decl.c (pop_scope): Replace warnings with call to
4975 warn_for_unused_label.
4976 * c-common.h (warn_for_unused_label): Declare.
4977 * c-common.c (warn_for_unused_label): Define.
4979 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4981 * tree-optimize.c (update_inlined_to_pointers): Delete unused
4984 2007-01-29 Janis Johnson <janis187@us.ibm.com>
4986 * Makefile.in (USER_H): Remove decfloat.h.
4987 * ginclude/decfloat.h: Delete, moving contents to ...
4988 * ginclude/float.h: Add support for decimal floating point,
4989 guarded by __STDC_WANT_DEC_FP__.
4991 2007-01-29 Mike Stump <mrs@apple.com>
4993 * doc/gccint.texi (Top): Rename Loop Representation to Loop
4994 Analysis and Representation to resolve case insensitive conflict.
4995 * doc/loop.texi (Loop Analysis and Representation): Likewise.
4997 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
4999 * tree.h (struct tree_memory_tag): Add aliases member.
5000 (MTAG_ALIASES): New macro.
5001 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
5002 (add_may_alias): Remove pointer-set. Update for may_aliases being
5004 (mark_aliases_call_clobbered): Update for may_aliases being a
5006 (compute_tag_properties): Ditto.
5007 (create_partition_for): Ditto.
5008 (compute_memory_partitions): Ditto.
5009 (dump_may_aliases_for): Ditto.
5010 (is_aliased_with): Ditto.
5011 (add_may_alias_for_new_tag): Ditto.
5012 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
5013 (compute_is_aliased): New function.
5014 (compute_may_aliases): Call compute_is_aliased).
5015 (init_alias_info): Initialize alias_bitmap_obstack.
5016 (union_alias_set_into): New function.
5017 (compute_flow_sensitive_aliasing): Use union_aliases_into.
5018 (have_common_aliases_p): Rewrite to take two bitmaps and use
5020 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
5022 (finalize_ref_all_pointers): Update for add_may_alias changes.
5023 (new_type_alias): Ditto.
5024 * tree-flow-inline.h (may_aliases): Return a bitmap.
5025 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
5026 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
5027 may_aliases being a bitmap.
5028 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
5029 may_aliases now returns a bitmap.
5030 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
5032 * tree-ssa-operands.c (add_virtual_operand): Update for
5033 may_aliases being a bitmap.
5035 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
5037 PR tree-optimization/30630
5038 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
5039 variable as changed.
5041 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
5044 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
5045 expanded only once even if an error occurs.
5047 2007-01-29 Ben Elliston <bje@au.ibm.com>
5049 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
5050 (__gcov_average_profiler): Likewise.
5051 (__gcov_ior_profiler): Likewise.
5052 (__gcov_merge_ior): Likewise.
5054 2007-01-28 Jan Hubicka <jh@suse.cz>
5056 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
5057 * value-prof.c (stringop_block_profile): Likewise.
5059 2007-01-28 Jan Hubicka <jh@suse.cz>
5061 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
5062 variant handling histograms; add wrapper.
5063 (clear_storage_via_libcall): Export.
5064 (emit_block_move_hints): Break out from ...; add histograms.
5065 (emit_block_move): ... this one.
5066 (clear_storage_hints): Break out from ...; add histograms.
5067 (clear_storage): ... this one.
5068 (set_storage_via_memset): Handle histogram.
5069 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
5070 (clear_storage_hints, clear_storage_via_libcall): Declare.
5071 (set_storage_via_setmem): Update prototype.
5072 * doc/md.texi (movmem, setmem): Document new arguments.
5074 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
5076 (stringop_block_profile): New global function.
5077 (tree_stringops_values_to_profile): Profile block size and alignment.
5078 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
5080 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
5081 (stringop_block_profile): Declare.
5082 * builtins.c: Include value-prof.h.
5083 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
5084 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
5085 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
5086 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
5087 * profile.c (instrument_values): Add new counters.
5088 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
5090 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
5091 (tree_init_edge_profiler): Build new profilers.
5092 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
5093 (pass_tree_profile): Add dump.
5094 (tree_profile_hooks): Update.
5095 * Makefile.in (LIBGCOV): Add new constants.
5096 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
5097 __gcov_ior_profiler): New.
5098 * i386.md (movmem/setmem expanders): Add new optional arguments.
5100 2007-01-28 David Edelsohn <edelsohn@gnu.org>
5102 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
5104 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5106 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
5107 (tree_unswitch_single_loop): Pass eni_size_weights to
5108 tree_num_loop_insns.
5109 * tree-ssa-loop-manip.c: Include tree-inline.h.
5110 (can_unroll_loop_p): Pass eni_size_weights to
5111 tree_num_loop_insns.
5112 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
5113 Pass eni_size_weights to estimate_num_insns.
5114 * tree.h (init_inline_once): Export.
5115 * toplev.c (backend_init): Call init_inline_once.
5116 * cgraphunit.c (cgraph_process_new_functions,
5117 cgraph_analyze_function): Pass eni_inlining_weights to
5119 * ipa-inline.c (compute_inline_parameters): Ditto.
5120 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
5121 to estimate_num_insns.
5122 (try_unroll_loop_completely): Pass eni_size_weights to
5123 tree_num_loop_insns.
5124 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
5125 ot estimate_num_insns.
5126 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
5127 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
5128 * tree-inline.c (eni_inlining_weights, eni_size_weights,
5129 eni_time_weights): New variables.
5130 (init_inline_once): Initialize them.
5131 (struct eni_data): Mew.
5132 (estimate_num_insns_1, estimate_num_insns): Use weights.
5133 * tree-inline.h (struct eni_weights_d): New.
5134 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
5135 (estimate_num_insns): Declaration changed.
5136 * cfgloop.h (tree_num_loop_insns): Declaration changed.
5137 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
5138 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
5140 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5142 * tree-data-ref.c (conflict_fn): Assert that the number of affine
5143 relations in the conflict function is valid.
5145 2007-01-27 Ian Lance Taylor <iant@google.com>
5147 * common.opt: Add fstrict-overflow.
5148 * opts.c (decode_options): Set flag_strict_overflow if -O2.
5149 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
5150 (TYPE_OVERFLOW_UNDEFINED): Define.
5151 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
5153 * tree.h (TYPE_TRAP_SIGNED): Don't define.
5154 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
5155 (fold_negate_expr): Likewise.
5156 (make_range): Likewise.
5157 (extract_muldiv_1): Likewise.
5158 (maybe_canonicalize_comparison): Likewise.
5159 (fold_comparison): Likewise.
5160 (fold_binary): Likewise.
5161 (tree_expr_nonnegative_p): Likewise.
5162 (tree_expr_nonzero_p): Likewise.
5163 * tree-vrp.c (compare_values): Likewise.
5164 (extract_range_from_binary_expr): Likewise.
5165 (extract_range_from_unary_expr): Likewise.
5166 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
5168 (nowrap_type_p): Likewise.
5169 * tree-scalar-evolution.c (simple_iv): Likewise.
5170 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
5171 (build_range_check): Likewise.
5172 (extract_muldiv_1): Likewise.
5173 (fold_comparison): Likewise.
5174 * tree-vrp.c (vrp_int_const_binop): Likewise.
5175 (extract_range_from_unary_expr): Likewise.
5176 * convert.c (convert_to_integer): Likewise.
5177 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
5178 (fold_comparison): Likewise.
5179 (fold_binary): Likewise.
5180 * optabs.c (optab_for_tree_code): Likewise.
5181 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
5182 * simplify-rtx.c (simplify_const_relational_operation): Check
5183 flag_strict_overflow and flag_trapv.
5184 (simplify_const_relational_operation): Likewise.
5185 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
5186 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
5189 2007-01-27 Roger Sayle <roger@eyesopen.com>
5191 * tree.c (tree_fold_gcd): Delete.
5192 * tree.h (tree_fold_gcd): Remove prototype.
5193 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
5194 test whether one constant integer is a multiple of another. Instead
5195 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
5196 * fold-const.c (multiple_of_p): We've determined both TOP and
5197 BOTTOM are integer constants so we can call int_const_binop directly
5198 instead of the more generic const_binop.
5200 2007-01-27 Roger Sayle <roger@eyesopen.com>
5202 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
5203 1*X check that the constant hasn't overflowed, to preserve the
5205 (round_up): Provide an efficient implementation when rouding-up an
5206 INTEGER_CST to a power-of-two.
5208 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5210 * doc/sourcebuild.texi: Add comma for clarity.
5211 * doc/extend.texi: Fix some typos.
5212 * doc/passes.texi: Likewise.
5213 * doc/cppinternals.texi: Likewise.
5214 * doc/c-tree.texi: Likewise.
5215 * doc/tree-ssa.texi: Likewise.
5216 * doc/install.texi: Likewise.
5218 2007-01-27 Jan Hubicka <jh@suse.cz>
5220 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
5221 (pass_sra): Do not require alias information.
5222 * passes.c (init_optimization_passes): Add SRA
5224 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
5226 * tracer.c (rest_of_handle_tracer): We already cleaned
5227 up the CFG in tracer() so don't do it here again.
5228 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
5229 cleanup_cfg here, either. And don't call renumber_insns.
5231 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
5232 and BB_HEAD are in the insn stream here. Instead make sure
5233 that BB_INSN is valid on all insns. Also, do check here that
5234 there are no pending branch predictions...
5235 (rtl_verify_flow_info): ...instead of doing it here. Checks
5236 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
5239 2007-01-26 Roger Sayle <roger@eyesopen.com>
5241 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
5242 function to simplify/factorize operand order canonicalization.
5243 (ix86_fixup_binary_operands): Reorganize using the above function.
5244 (ix86_binary_operator_ok): Likewise.
5246 2007-01-27 Jakub Jelinek <jakub@redhat.com>
5248 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
5249 file scope from optimize_attrs.
5250 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
5252 (optimize_attrs): Clear insn_code_values after freeing it.
5254 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5256 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
5257 a parts.base assignment.
5259 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5261 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
5262 (compute_subscript_distance, initialize_data_dependence_relation,
5263 finalize_ddr_dependent, analyze_ziv_subscript,
5264 analyze_siv_subscript_cst_affine,
5265 compute_overlap_steps_for_affine_univar,
5266 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5267 analyze_siv_subscript, analyze_miv_subscript,
5268 analyze_overlapping_iterations, subscript_dependence_tester_1,
5269 compute_self_dependence, free_dependence_relation): Work
5270 with affine_fn instead of chrecs.
5271 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
5272 common_affine_function, affine_function_base,
5273 affine_function_constant_p, affine_fn_op, affine_fn_plus,
5274 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
5275 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
5276 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
5277 (all_chrecs_equal_p): Removed.
5278 * tree-data-ref.h (affine_fn, conflict_function): New types.
5279 (struct subscript): Change type of conflicting_iterations_in_a
5280 and conflicting_iterations_in_b.
5282 2007-01-26 Steve Ellcey <sje@cup.hp.com>
5285 * config/pa/pa.h (TARGET_HPUX_11): New.
5286 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
5287 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
5289 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
5290 Richard Guenther <rguenther@suse.de>
5292 * tree-ssa-structalias.c (solve_graph): Handle case
5293 we merged the variable to another.
5295 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5297 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
5300 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
5301 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
5303 2007-01-25 DJ Delorie <dj@redhat.com>
5305 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
5306 allow changes to modes which don't fit in those registers.
5308 * reload1.c (choose_reload_regs): Check for invalid subregs before
5309 computing their locations, not after.
5311 2007-01-25 Geoffrey Keating <geoffk@apple.com>
5314 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
5315 save Altivec registers in an eh_return function.
5316 (compute_vrsave_mask): Likewise.
5317 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
5318 for saving Altivec registers.
5319 (rs6000_emit_prologue): Don't allocate stack twice in
5320 eh_return function. Correct expected value of altivec_save_offset
5321 when using save_world. Describe save of R0 to stack when using
5322 save_world. Describe stack pointer adjustment when using
5323 save_world. Remove duplicated eh_return parameter register saving.
5324 Update sp_offset variable after save_world.
5325 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
5327 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
5328 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
5331 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5333 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
5335 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5338 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
5339 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
5341 2007-01-25 Richard Guenther <rguenther@suse.de>
5343 * doc/invoke.texi (-Wcoverage-mismatch): Document.
5344 * common.opt (-Wcoverage-mismatch): New warning option.
5345 * coverage.c (get_coverage_counts): Ignore coverage mismatch
5346 if -Wcoverage-mismatch is given.
5348 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
5350 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
5351 (ipcp_driver): Change to static definition.
5352 Add dumping of the ifunctions.
5353 (constant_val_insert): Remove unused parameter. Support for SSA.
5354 (ipcp_propagate_const): Support for SSA.
5355 (ipcp_profile_bb_print): Print only analyzed nodes.
5356 (ipcp_replace_map_create): Remove support for Fortran constant
5358 * ipa-prop.c (ipa_method_modify_stmt,
5359 ipa_callsite_compute_param): Support for SSA.
5360 * ipa-prop.h (ipcp_driver): Remove declaration.
5361 (IS_VALID_TREE_MAP_INDEX): Add define.
5363 2007-01-24 Geoffrey Keating <geoffk@apple.com>
5365 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
5367 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5370 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
5371 constant argument to cabs and do it without checking for
5372 -funsafe-math-optimizations.
5374 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
5376 * c-common.h (RID_FIRST_CXX0X): New.
5377 (RID_LAST_CXX0X): New.
5378 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
5380 * c.opt (Wc++0x-compat): New.
5381 * doc/invoke.texi (-Wc++0x-compat): Document.
5383 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5385 * builtins.c (fold_builtin_carg): New.
5386 (fold_builtin_1): Use it.
5388 2007-01-24 Jan Hubicka <jh@suse.cz>
5390 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
5392 * ipa-inline.c (initial_insns, max_insns): Delete.
5393 (compute_max_insns): New function.
5394 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
5395 of insns as base for code growth.
5396 (cgraph_decide_inlining): Make initial_insns local; do not compute
5398 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
5399 * doc/invoke.texi (inline-unit-growth): Update docs.
5401 2007-01-24 Jakub Jelinek <jakub@redhat.com>
5403 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
5404 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
5405 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
5406 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
5407 for CPUs that have PTA_CX16 set.
5410 * gimplify.c (omp_check_private): New function.
5411 (gimplify_scan_omp_clauses): Use it for
5412 firstprivate/lastprivate/reduction.
5415 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
5416 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
5419 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
5420 If lower_lastprivate_clauses emits some statements, append them
5421 to dlist rather than body_p and to body_p append an initializer.
5422 (lower_omp_for): Adjust caller.
5424 2007-01-24 Steve Ellcey <sje@cup.hp.com>
5426 * target.h (globalize_decl_name): New.
5427 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5428 * output.h (default_globalize_decl_name): New.
5429 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
5431 (globalize_decl): Ditto.
5432 (default_globalize_decl_name): New.
5433 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
5434 (ia64_handle_version_id_attribute): New.
5435 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5436 (ia64_asm_output_external): Use globalize_decl_name instead
5438 * doc/extend.texi (version_id): New pragma.
5439 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
5441 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5443 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
5444 _uleb128_t and _Unwind_SWord with _sleb128_t.
5445 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
5446 uw_frame_state_for, uw_update_context_1): Likewise.
5447 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
5448 * unwind-pe.h (read_uleb128, read_sleb128,
5449 read_encoded_value_with_base): Likewise.
5450 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
5452 2007-01-24 Richard Guenther <rguenther@suse.de>
5454 * builtins.c (expand_builtin_cexpi): Get the fndecl
5455 for cexp in the correct way.
5457 2007-01-24 Jan Hubicka <jh@suse.cz>
5459 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
5461 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5463 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
5464 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
5465 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
5466 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
5467 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
5468 __SIZEOF_PTRDIFF_T__.
5469 * doc/cpp.texi: Documentation for the new builtin macros added.
5471 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
5473 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
5474 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
5475 instead of operands[2] to avoid access past the end of array.
5477 2007-01-24 Richard Sandiford <richard@codesourcery.com>
5479 * reload1.c (emit_reload_insns): Pass the reload register
5480 for a non-spill output reload through forget_old_reloads_1.
5482 2007-01-23 Joseph Myers <joseph@codesourcery.com>
5484 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5485 _SOFT_DOUBLE if doubles use software floating-point.
5486 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
5487 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5488 * config/rs6000/darwin-ldouble.c: Also compile functions for
5489 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
5490 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5491 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
5492 commented-out long double override.
5493 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
5494 * config/rs6000/eabispe.h: Likewise.
5495 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
5496 long double for non-SPE.
5497 (rs6000_handle_option): Likewise.
5498 (invalid_e500_subreg): Disallow more subregs involding DImode,
5499 DFmode, TImode or TFmode.
5500 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
5502 (legitimate_lo_sum_address_p): Also check for TFmode for E500
5504 (rs6000_legitimize_address): Also handle TFmode for E500 double.
5505 (rs6000_legitimize_reload_address): Also handle TFmode for E500
5507 (rs6000_legitimate_address): Also check for TFmode for E500
5509 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
5510 (spe_build_register_parallel): Handle TFmode and TCmode.
5511 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
5513 (function_arg): Handle TFmode and TCmode for E500 double.
5514 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
5516 (print_operand): Handle TFmode and TImode for %y.
5517 (rs6000_generate_compare): Handle TFmode comparisons for E500
5519 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
5520 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
5521 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
5522 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
5523 TFmode for E500 double.
5524 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
5525 (floatsidf2): Enable for E500 double.
5526 (movtf_softfloat): Use rs6000_nonimmediate_operand.
5527 (extenddftf2): Change to extenddftf2_fprs.
5528 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
5529 depending on TARGET_E500_DOUBLE.
5530 (extendsftf2): Enable for E500 double.
5531 (trunctfdf2): Enable for E500 double.
5532 (trunctfsf2): Change to trunctfsf2_fprs.
5533 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
5534 depending on TARGET_E500_DOUBLE.
5535 (floatsitf2): Enable for E500 double.
5536 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
5537 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
5538 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
5539 (negtf2): Change to negtf2_internal.
5540 (negtf2): New expander.
5541 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
5542 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
5543 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
5544 (movdi_internal32): Use rs6000_nonimmediate_operand.
5545 (unnamed splitter): Likewise.
5546 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
5547 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
5548 (SPE64TF, DITI): New mode macros.
5549 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
5552 (frob_<mode>_di_2): New.
5553 (frob_tf_di_8_2): New.
5554 (frob_di_df): Change to frob_di_<mode>; allow more modes.
5556 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
5558 (frob_ti_<mode>_8_2): New.
5559 (frob_ti_tf_2): New.
5560 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
5561 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
5563 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
5564 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
5565 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
5566 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
5567 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
5568 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
5571 2007-01-23 Ian Lance Taylor <iant@google.com>
5573 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
5575 (OBJS-archive): Reformat, alphabetize.
5576 (OBJS): Change out_object_file to OBJS-md.
5578 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
5580 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5581 JUMP_P and CALL_P predicates where applicable.
5582 * config/i386/i386.c: Ditto.
5583 * config/i386/i386.md: Ditto.
5584 * config/i386/mmx.md: Ditto.
5585 * config/i386/predicates.md: Ditto.
5587 2007-01-22 Andreas Schwab <schwab@suse.de>
5589 * config/m68k/m68k.h: Fix comment.
5591 2007-01-22 Jan Hubicka <jh@suse.cz>
5593 * passes.c (init_optimization_passes): Do not rerun
5594 pass_early_warn_uninitialized.
5596 2007-01-22 Richard Guenther <rguenther@suse.de>
5598 PR tree-optimization/30038
5599 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
5601 (execute_cse_sincos_1): Likewise.
5602 (execute_cse_sincos): Likewise.
5603 (gate_cse_sincos): Likewise.
5604 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
5605 the cexpi() canonicalization of sincos().
5606 * tree-pass.h (pass_cse_sincos): Declare.
5607 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
5609 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5611 PR rtl-optimization/29329
5612 * combine.c (replaced_rhs_insn): Rename to i2mod.
5613 (replaced_rhs_value): Rename to i2mod_new_rhs.
5614 (i2mod_old_rhs): New global variable.
5615 (combine_instructions): Adjust for above change. Save a copy of
5616 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
5617 note are substituted in the second instruction.
5618 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
5619 ditch the note if it pertains to the second eliminated register
5620 and this register is mentioned in i2mod_old_rhs.
5623 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5625 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
5626 the insn to which the note was originally attached.
5628 2007-01-21 Jan Hubicka <jh@suse.cz>
5630 * ipa-inline.c (inlining_mode): Comment, move up.
5631 (cgraph_decide_inlining_incrementally): Do not perform inlining
5632 itself; fix handling of flattening of self recursive functions.
5633 (cgraph_find_cycles): Remove.
5634 (cgraph_flatten_node): Remove.
5635 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
5636 (try_inline): New function.
5637 (cgraph_early_inlining): Update call of
5638 cgraph_decide_inlining_incrementally. Apply inlining here.
5639 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
5641 2007-01-21 Dirk Mueller <dmueller@suse.de>
5644 * tree-vrp.c (check_array_bounds): do not warn
5645 about ADDR_EXPR's of ARRAY_REF's which are immediately
5646 used in binary expressions.
5648 2007-01-21 Ira Rosen <irar@il.ibm.com>
5650 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
5651 read_write_dep and macros for its access.
5652 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
5653 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
5654 argument, call vect_check_interleaving for every independent pair of
5655 data-refs. Mark loads that access the same memory location as a store
5657 (vect_check_dependences): Remove.
5658 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
5659 call, fix the call to vect_analyze_data_ref_dependence.
5660 (vect_analyze_data_ref_access): For statements that access the same
5661 data-ref, check that they are not stores; for loads, check that there
5662 is no store that access the same location.
5664 2007-01-20 Roger Sayle <roger@eyesopen.com>
5665 Joseph Myers <joseph@codesourcery.com>
5667 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
5668 (-fdump-rtl-stack): Likewise.
5669 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
5670 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
5671 (-mpt-fixed): Use @minus{} for minus sign.
5672 (Using Precompiled Headers): Fix under/overfull hbox.
5674 2007-01-20 Jan Hubicka <jh@suse.cz>
5676 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
5677 place within annotation.
5679 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5681 * pa.c (output_move_double): Change array size of xoperands to 4.
5683 2007-01-20 Jan Hubicka <jh@suse.cz>
5685 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
5688 2007-01-19 Ian Lance Taylor <iant@google.com>
5690 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
5691 constant to unsigned HOST_WIDE_INT before negating.
5693 2007-01-19 Ian Lance Taylor <iant@google.com>
5695 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
5697 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
5698 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
5699 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
5700 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
5701 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
5702 (realloc_vdef, realloc_vuse): Change second parameter to
5704 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
5706 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
5707 unsigned. Change x and lim locals to unsigned.
5708 (realloc_vdef, realloc_vuse): Change num_elem parameter to
5710 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
5711 (copy_virtual_operands): Change i and n locals to unsigned.
5713 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5716 * builtins.c (fold_builtin_1): Handle builtin fdim.
5718 2007-01-20 Jan Hubicka <jh@suse.cz>
5720 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
5721 * tree-ssa-structalias.c (compute_points_to_sets): Do call
5722 init_alias_heapvars.
5723 (init_alias_heapvars): Initialize only when not already initialized.
5724 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
5726 2007-01-19 Roger Sayle <roger@eyesopen.com>
5728 * common.opt (fsigned-zeros): New command line option.
5729 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
5730 of flag_unsafe_math_optimizations.
5731 * opts.c (set_fast_math_flags): The -ffast-math command line option
5732 implies -fno-signed-zeros.
5733 (fast_math_flags_set_p): Likewise.
5735 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
5736 the documentation of -ffast-math appropriately. Wrap long lines.
5738 2007-01-19 Steve Ellcey <sje@cup.hp.com>
5740 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
5741 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
5743 2007-01-19 Tomas Bily <tbily@suse.cz>
5745 * cgraphunit.c (cgraph_finalize_function): Updating of pid
5747 (tree_init_ic_make_global_vars): New function
5748 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
5749 (tree_gen_ic_profiler): New function
5750 (tree_gen_ic_func_profiler): New function
5751 (tree_profiling): Added calling of tree_gen_ic_func_profiler
5752 (tree_profile_hooks): Added hook for indirec/virtual calls
5753 * value-prof.c (tree_find_values_to_profile): New case for
5755 (tree_values_to_profile): Call for determining indirect/virtual
5757 (tree_indirect_call_to_profile): New function
5758 (tree_ic_transform): New function
5759 (tree_ic): New function
5760 (find_func_by_pid): New function
5761 (init_pid_map): New function
5762 (tree_value_profile_transformations): Added check for
5763 indirect/virtual call transformation
5764 * value-prof.h (enum hist_type): New counter type for
5765 indirect/virtual calls
5766 (profile_hooks): Added new hook for profiling indirect/virtual
5768 * profile.c (instrument_values): New case for indirect/virtual
5770 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
5771 (GCOV_COUNTER_V_INDIR): New counter type
5772 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
5773 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
5775 * cgraph.c: Definition of cgraph_max_pid
5776 (cgraph_create_node): Default init of pid attribute
5777 * cgraph.h: Declaration of cgraph_max_pid
5778 (struct cgraph_node): Added pid attribute
5779 * libgcov.c (__gcov_indirect_call_profiler): New function
5780 (__gcov_one_value_profiler_body): New function
5781 (__gcov_one_value_profiler): Body was moved to
5782 __gcov_one_value_profiler_body and calls it
5784 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
5786 * doc/gty.texi (Options): Document the mark_hook option to GTY.
5787 * gengtype.c (write_types_data, write_func_for_structure,
5788 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
5789 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
5790 (walk_type, write_func_for_structure): Generate the mark_hook if
5793 2007-01-19 Jan Hubicka <jh@suse.cz>
5795 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
5796 'early' argument take inlining mode argument specifying whether to
5797 inline for size/speeed or all functions; add support for flattening;
5799 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
5801 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5804 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
5805 the name of the declared identifier.
5807 2007-01-19 Dirk Mueller <dmueller@suse.de>
5809 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
5810 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
5811 duplicate evaluation.
5813 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
5815 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
5816 Macroize expander using X87MODEF12 mode macro. Extend operand 1
5817 to XFMode, use acosxf2 and truncate result to requested mode.
5818 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5819 (asin<mode>2): Similarly, with asin expanders.
5820 (*fscalexf4_i387): Rename from *fscalexf4.
5821 (expNcorexf3): New expander.
5822 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
5823 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
5824 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
5825 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
5826 patterns for SSE math.
5827 (exp10<mode>2): Similarly, with exp10 expanders.
5828 (exp2<mode>2): Similarly, with exp2 expanders.
5829 (expm1<mode>2): Similarly, with expm1 expanders.
5830 (ldexp<mode>3): Similarly, with ldexp expanders.
5831 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
5832 Use gen_truncxf<mode>2_i387_noop to truncate result.
5834 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5836 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
5837 for ColdFire targets.
5839 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
5840 Richard Sandiford <richard@codesourcery.com>
5842 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
5843 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
5844 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
5845 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
5846 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
5847 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
5849 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5851 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
5852 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
5853 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
5854 (*adddi_dilshr32_cf): New pattern.
5855 (adddi3, subdi3): Remove first alternatives.
5857 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5859 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
5860 implemented using move.l, do not use its cc result for floating-point
5863 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5865 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
5866 from accepting 's' constraints if flag_pic.
5868 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5870 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
5871 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
5872 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
5873 condition from TARGET_68881 to TARGET_HARD_FLOAT.
5875 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
5877 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
5878 ColdFire alternatives.
5879 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
5880 * config/m68k/m68k.md (clzsi2): Define for ColdFire
5881 architectures that support ff1 instruction.
5883 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5884 Julian Brown <julian@codesourcery.com>
5886 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
5887 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
5888 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
5891 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5893 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
5895 (output_move_const_into_data_reg, output_move_simode_const): Delete.
5896 * config/m68k/m68k.c (const_method, const_int_cost): Take a
5897 HOST_WIDE_INT instead of an rtx.
5898 (m68k_rtx_costs): Update call accordingly.
5899 (output_move_const_into_data_reg): Likewise. Fix formatting.
5900 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
5902 (output_move_simode_const): Update calls after above changes.
5903 Rework to use automatic variables and predicates like MEM_P.
5904 * config/m68k/m68k.md (pushexthisi_const): Update call to
5907 2007-01-19 Dirk Mueller <dmueller@suse.de>
5909 * tree-ssa-alias.c (perform_var_substitution): Fix typo
5912 2007-01-19 Richard Guenther <rguenther@suse.de>
5914 * builtins.c (expand_builtin_cexpi): Fall back to expanding
5915 via cexp in case sincos is not available.
5917 2007-01-19 Richard Guenther <rguenther@suse.de>
5919 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
5920 * defaults.h (TARGET_HAS_SINCOS): Default to off.
5921 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
5922 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
5923 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
5924 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
5925 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
5926 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
5928 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
5930 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
5932 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
5933 (atan2xf3): Directly generate RTL pattern.
5934 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
5935 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
5936 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5937 disable patterns for SSE math.
5938 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
5939 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
5940 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5941 disable patterns for SSE math.
5943 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
5945 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
5947 2007-01-18 Roger Sayle <roger@eyesopen.com>
5949 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
5950 VIEW_CONVERT_EXPR to the same type as it's operand.
5952 2007-01-18 David Edelsohn <edelsohn@gnu.org>
5954 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
5955 configured for long double 128.
5957 2007-01-18 Mike Stump <mrs@apple.com>
5959 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
5962 2007-01-18 Michael Meissner <michael.meissner@amd.com>
5964 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
5967 2007-01-18 Jan Hubicka <jh@suse.cz>
5969 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
5970 greater than NUM_VOP_FREE_BUCKETS.
5972 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
5974 * tree-ssa-structalias.c: Update comments.
5975 (ptabitmap_obstack): Removed.
5977 (oldpta_obstack): Ditto.
5978 (stats): Add a few members.
5979 (struct variable_info): Remove node, complex, address_taken, and
5980 indirect_target members. Add oldsolution member.
5981 (new_var_info): Do not initialize removed members.
5982 (constraint_expr_type): Remove INCLUDES.
5983 (constraint_graph): Add size, implicit_preds, rep,
5984 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
5985 (FIRST_REF_NODE): New macro.
5986 (LAST_REF_NODE): Ditto.
5987 (FIRST_ADDR_NODE): Ditto.
5988 (find): New function.
5990 (dump_constraint): Do not handle INCLUDES.
5991 (insert_into_complex): Do not insert duplicate constraints.
5992 (condense_varmap_nodes): Renamed and rewritten into ...
5993 (merge_node_constraints): This. Also fix bug in handling of
5994 offseted copy constraints.
5995 (clear_edges_for_node): No longer need to deal with preds at all,
5996 or removing associated preds/succs.
5997 (merge_graph_nodes): Deal with indirect_cycles.
5998 Don't deal with predecessors.
5999 (add_implicit_graph_edge): New function.
6000 (add_pred_graph_edge): Ditto.
6001 (add_graph_edge): Don't deal with predecessors.
6002 (build_constraint_graph): Removed.
6003 (build_pred_graph): New function.
6004 (build_succ_graph): Ditto.
6005 (struct scc_info): Removed in_component. Added roots, dfs, and
6006 node_mapping. Remove visited_index, unification_queue.
6007 (scc_visit): Deal with union-find we do now.
6008 Deal with cycles with REF nodes.
6009 (collapse_nodes): Renamed and rewritten to ...
6010 (unify_nodes): This.
6011 (process_unification_queue): Removed.
6012 (topo_visit): Cleanup
6013 (do_da_constraint): Use find.
6014 (do_sd_constraint): Ditto.
6015 (do_ds_constraint): Ditto.
6016 (do_complex_constraint): Ditto.
6017 (init_scc_info): Update for removed and added members.
6018 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
6019 (find_indirect_cycles): This.
6020 (equivalence_class): New variable.
6021 (label_visit): New function.
6022 (perform_variable_substitution): Rewritten.
6023 (free_var_substitution_info): New function.
6024 (find_equivalent_node): Ditto.
6025 (move_complex_constraints): Ditto.
6026 (eliminate_indirect_cycles): Ditto.
6027 (solve_graph): Only propagate changed bits.
6028 Use indirect cycle elimination.
6030 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
6031 (tree_id_eq): Renamed to ...
6032 (tree_vi_eq): This. Update for member change
6033 (insert_id_for_tree): Renamed and rewritten to ...
6034 (insert_vi_for_tree): This.
6035 (lookup_id_for_tree): Renamed and rewritten to ...
6036 (lookup_vi_for_tree): This.
6037 (get_id_for_tree): Renamed and rewritten to ...
6038 (get_vi_for_tree): Ditto.
6039 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
6040 (process_constraint): Don't handle INCLUDES.
6041 Remove special ADDRESSOF case.
6042 (find_func_aliases): Rewrite to use vi functions instead of id
6044 (create_function_info_for): Ditto.
6045 (create_variable_info_for): Ditto.
6046 (intra_create_variable_infos): Ditto.
6047 (merge_smts_into): Ditto.
6048 (find_what_p_points_to): Ditto.
6049 (init_base_vars): Ditto.
6050 (init_alias_vars): Ditto.
6051 (remove_preds_and_fake_succs): New function.
6052 (dump_sa_points_to_info): Dump new stats.
6053 (dump_solution_for_var): Use find.
6054 (set_used_smts): Fix formatting.
6055 (compute_points_to_sets): Updated for new functions.
6056 (ipa_pta_execute): Ditto.
6058 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6059 Richard Sandiford <richard@codesourcery.com>
6061 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
6063 * calls.c (expand_call): If the return value is a PARALLEL,
6064 extract its first member.
6065 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
6066 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6067 use FUNCTION_EXTRA_EPILOGUE.
6068 (m68k_function_value): Return a PARALLEL if the return value
6069 is of a pointer type.
6070 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
6071 (FUNCTION_EXTRA_EPILOGUE): Remove.
6072 * config/m68k/m68k.md (D0_REG): New constant.
6074 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6076 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6077 output a NOP for empty epilogues.
6079 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6081 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
6082 before function. Extend register save check to include all
6083 registers, not just integer ones.
6085 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6087 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
6088 (m68k_use_return_insn): ...this.
6089 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
6090 * config/m68k/m68k.c (use_return_insn): Rename to...
6091 (m68k_use_return_insn): ...this.
6092 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
6095 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6097 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
6098 nearest even, fix denormal rounding overflow.
6100 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6102 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
6103 f%$smove and f%$move.
6104 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
6105 (extendsfdf2_cf): Use fdmove instead of f%&move.
6106 (truncdfsf2_cf): Use fsmove instead of f%$smove.
6107 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
6109 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6111 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
6114 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6116 * real.h (real_format): Add a canonical_nan_lsbs_set field.
6117 (coldfire_single_format): Declare.
6118 (coldfire_double_format): Likewise.
6119 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
6120 of qnan_msb_set to determine the lower bits of a canonical
6122 (encode_ieee_double): Likewise.
6123 (encode_ieee_quad): Likewise.
6124 (ieee_single_format): Initialize canonical_nan_lsbs_set.
6125 (mips_single_format): Likewise.
6126 (ieee_double_format): Likewise.
6127 (mips_double_format): Likewise.
6128 (ieee_extended_motorola_format): Likewise.
6129 (ieee_extended_intel_96_format): Likewise.
6130 (ieee_extended_intel_128_format): Likewise.
6131 (ieee_extended_intel_96_round_53_format): Likewise.
6132 (ibm_extended_format): Likewise.
6133 (mips_extended_format): Likewise.
6134 (ieee_quad_format): Likewise.
6135 (mips_quad_format): Likewise.
6136 (vax_f_format): Likewise.
6137 (vax_d_format): Likewise.
6138 (vax_g_format): Likewise.
6139 (i370_single_format): Likewise.
6140 (i370_double_format): Likewise.
6141 (decimal_single_format): Likewise.
6142 (decimal_double_format): Likewise.
6143 (decimal_quad_format): Likewise.
6144 (c4x_single_format): Likewise.
6145 (c4x_extended_format): Likewise.
6146 (real_internal_format): Likewise.
6147 (coldfire_single_format): New real_format.
6148 (coldfire_double_format): Likewise.
6149 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
6150 canonical_nan_lsbs_set.
6151 (pdp11_d_format): Likewise.
6152 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
6153 if TARGET_COLDFIRE_CPU.
6155 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6157 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
6158 (output_call, m68k_legitimize_call_address): Declare.
6159 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
6160 parenthesees. Add support for a 'W' constraint.
6161 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
6162 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
6163 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
6164 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
6166 (override_options): Initialize them. Do not set flag_no_function_cse
6167 for TARGET_ID_SHARED_LIBRARY.
6168 (m68k_output_pic_call): Delete.
6169 (m68k_legitimize_call_address): New function.
6170 (print_operand): Remove the %o prefix. Handle the %p prefix.
6171 (output_call): New function.
6172 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
6173 target address from the GOT if symbolic jumps are not allowed.
6174 * config/m68k/m68k.md (call, general_operand): Do not set
6175 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
6176 Merge separate flag_pic and !flag_pic define_insns into...
6177 (*call, *call_value): ...these new patterns. Match the address
6178 rather than the containing MEM and require it to be a call_operand.
6179 Use output_call to generate the asm template.
6180 * config/m68k/predicates.md (const_call_operand): New predicate.
6181 (call_operand): Likewise.
6183 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6185 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
6186 (STACK_GROWS_DOWNWARD): Define to 1.
6187 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
6188 comments, emphasizing that these values are only defaults.
6189 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
6190 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
6192 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6194 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
6196 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6197 Richard Sandiford <richard@codesourcery.com>
6199 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
6200 (FP_REGNO_P): New macros.
6201 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
6202 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
6203 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
6204 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
6206 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6208 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6209 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
6211 * config/m68k/t-floatlib: New file, extracting common code from...
6212 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
6213 * config/m68k/t-uclinux: Here.
6214 * config/m68k/fpgnulib.c: Do not compile extendeed precision
6215 routines on ColdFire targets.
6217 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6219 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6220 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
6221 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
6222 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
6223 explicitly set MOTOROLA to 1.
6224 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
6226 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6227 Nathan Sidwell <nathan@codesourcery.com>
6229 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
6230 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
6231 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
6232 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
6233 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
6234 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
6235 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
6236 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
6237 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
6238 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6239 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
6240 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
6241 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
6242 (DBX_REGISTER_NUMBER): Delete.
6243 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
6244 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6245 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
6247 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6249 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
6250 * config/flat.h: New file.
6251 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
6253 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
6254 indirect references for -msep-data or -mid-shared-library.
6255 Do not use PC-relative code addresses either.
6256 * config/m68k/m68k.c (override_options): Restrict -fPIC error
6258 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
6259 for shared libraries and crt1.o for executables. Use crti.o and
6261 (ENDFILE_SPEC): Use crtend.o and crtn.o.
6262 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
6263 Do not add -elf2flt or -shared-lib-id options here.
6264 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
6265 Pass -shared-lib-id if -mid-shared-library, taking the library
6266 identifier from -mshared-library-id if given, otherwise
6268 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
6269 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
6270 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
6271 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
6272 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
6273 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
6275 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
6276 jump sequence for ISA A and ISA A+.
6277 (PICJUMP): Likewise.
6279 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6281 * config.gcc (m68k-*-uclinux*): Base the port on the common
6282 and m68k GNU/Linux files rather than on the generic ELF ones.
6283 * config/m68k/uclinux.h (TARGET_VERSION): Override.
6284 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6286 2007-01-18 Julian Brown <julian@codesourcery.com>
6287 Richard Sandiford <richard@codesourcery.com>
6289 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
6290 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6291 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
6293 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
6295 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6297 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6299 * doc/install.texi: Document m68k-uclinuxoldabi.
6300 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
6301 * config/m68k/uclinux-oldabi.h: New file, copied from
6302 config/m68k/uclinux.h.
6304 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
6306 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
6307 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
6308 (m32r_compute_frame_size): Use unsigned for regno.
6309 (m32r_reload_lr): Use gen_frame_mem.
6311 (m32r_output_function_epilogue): Don't output the function epilogue
6313 (m32r_expand_epilogue): New.
6314 (direct_return): Return false if the function has the interrupt
6316 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
6317 * config/m32r/m32r.md (epilogue): New expander.
6318 (return_lr, return_rte): New insns.
6319 (return): Make it expander.
6320 (return_normal): New expander.
6322 2007-01-18 Josh Conner <jconner@apple.com>
6325 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
6326 support for UNLE, UNLT, UNGE, and UNGT.
6328 2007-01-18 Jan Hubicka <jh@suse.cz>
6330 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
6331 * tree-tailcall (add_virtual_phis): Likewise.
6332 (optimize_tail_call): Return TODOs.
6333 (execute_tail_calls): Return TODOs.
6334 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
6335 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
6337 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6338 Cleanup cfg using TODO.
6339 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
6340 * passes.c (execute_function_todo): When cleanup did something, remove
6342 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
6343 (make_edges): Don't cleanup_cfg.
6345 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
6347 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
6348 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
6349 operate on the top of stack.
6350 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
6351 register handling of instructions that output to the second
6353 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
6354 (move_for_stack_reg): Special-case check for dead destination
6355 stack slot for constant load of 1.0 inside UNSPEC_TAN.
6357 * config/i386/i386.md (UNSPEC_TAN): New constant.
6358 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
6359 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
6360 to correctly model move of constant 1.0 to top stack slot.
6361 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
6362 (unnamed peephole2 pattern): Remove corresponding peephole2
6363 pattern that optimizes tan insn and loading of constant 1.0.
6364 (tanxf2): Use fptanxf4_i387.
6365 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
6366 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
6367 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6368 disable patterns for SSE math.
6369 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
6370 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
6372 2007-01-18 Dirk Mueller <dmueller@suse.de>
6373 Richard Guenther <rguenther@suse.de>
6376 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
6377 * common.opt (Warray-bounds): Add new warning option.
6378 * c-opts.c (c_common_handle_option): Define -Warray-bounds
6380 * Makefile.in: make tree-vrp.o depend on toplev.h
6381 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
6383 (check_array_refs, check_array_bounds, check_array_ref): New.
6385 2007-01-18 Jan Hubicka <jh@suse.cz>
6387 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
6388 (execute_ssa_ccp): Return flags conditionally.
6389 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
6391 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
6393 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
6395 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
6396 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
6398 * Makefile.c (GTFILES): Add cfglayout.h.
6399 * gengtype.c (open_base_files): Likewise.
6400 * cfglayout.c (cfg_layout_function_footer,
6401 cfg_layout_function_header) Reindent to make gengtype happy.
6402 * cfglayout.h (cfg_layout_function_footer,
6403 cfg_layout_function_header): Add GTY(()) marker.
6405 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
6407 2007-01-18 Ben Elliston <bje@au.ibm.com>
6409 * genautomata.c (write_automata): Include xstrerror output in the
6410 error message if writing the DFA description file fails.
6412 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
6414 * config/mips/mips-protos.h (mips_output_external): Make it
6416 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
6417 * config/mips/mips.c (irix_output_external_libcall): Likewise.
6418 (extern_list): Likewise.
6419 (extern_head): Likewise.
6420 (TARGET_ASM_FILE_END): Likewise.
6421 (mips_file_end): Likewise.
6422 (mips_output_external): Rewritten.
6424 2007-01-18 Ben Elliston <bje@au.ibm.com>
6426 * genpreds.c (write_insn_preds_c): Only write out the function
6427 body for regclass_for_constraint if we have register constraints.
6429 2007-01-17 Tom Tromey <tromey@redhat.com>
6431 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
6432 * doc/install.texi (Testing): Use sourceware.org.
6433 (Binaries): Likewise.
6434 (Specific): Likewise.
6435 * doc/contrib.texi (Contributors): Use sourceware.org.
6437 2007-01-17 Anatoly Sokolov <aesok@post.ru>
6439 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
6440 (AVR_ENHANCED): Rename to ...
6441 (AVR_HAVE_MUL): ... new.
6442 (avr_enhanced_p): Rename to ...
6443 (avr_have_mul_p): ... new.
6444 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
6445 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
6446 * config/avr/avr.c (avr_enhanced_p): Rename to ...
6447 (avr_have_mul_p): ... new.
6448 (base_arch_s): Rename 'enhanced' to 'have_mul'.
6449 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
6450 'avr_enhanced_p' and 'enhanced'.
6451 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
6452 AVR_HAVE_MUL instead of AVR_ENHANCED.
6453 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6454 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
6455 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
6456 instead of AVR_ENHANCED.
6457 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6458 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
6459 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
6461 2007-01-17 Ian Lance Taylor <iant@google.com>
6463 * vec.h (VEC_reserve_exact): Define.
6464 (vec_gc_p_reserve_exact): Declare.
6465 (vec_gc_o_reserve_exact): Declare.
6466 (vec_heap_p_reserve_exact): Declare.
6467 (vec_heap_o_reserve_exact): Declare.
6468 (VEC_OP (T,A,reserve_exact)): New static inline function, three
6470 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
6472 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
6473 (VEC_OP (T,A,copy)) [all versions]: Likewise.
6474 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
6475 * vec.c (calculate_allocation): Add exact parameter. Change all
6477 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
6478 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
6479 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
6480 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
6481 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
6482 (vec_heap_p_reserve_exact): New function.
6483 (vec_heap_o_reserve_exact): New function.
6485 2007-01-17 Jan Hubicka <jh@suse.cz>
6487 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
6489 2007-01-17 Eric Christopher <echristo@apple.com>
6491 * config.gcc: Support core2 processor.
6493 2007-01-16 Jan Hubicka <jh@suse.cz>
6495 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
6496 the names, just unlink the chain so we don't crash on dangling pointers
6499 2007-01-16 Jan Hubicka <jh@suse.cz>
6501 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
6502 * tree-pass.h: Reorder to make IPA passes appear toegher.
6503 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
6504 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
6505 parameters, do not call early inliner.
6506 * ipa-inline.c: Update comments. Include tree-flow.h
6507 (cgraph_decide_inlining): Do not compute inlining parameters.
6508 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
6509 be called with function context set up.
6510 (pass_ipa_inline): Remove unreachable functions before pass.
6511 (cgraph_early_inlining): Simplify assuming to be called from the
6513 (pass_early_inline): New pass.
6514 (cgraph_gate_ipa_early_inlining): New gate.
6515 (pass_ipa_early_inline): Turn into simple wrapper.
6516 (compute_inline_parameters): New function.
6517 (gate_inline_passes): New gate.
6518 (pass_inline_parameters): New pass.
6519 (apply_inline): Move here from tree-optimize.c
6520 (pass_apply_inline): New pass.
6521 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
6523 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
6525 (tree_function_versioning): Do not allocate dummy struct function.
6526 * tree-inline.h (optimize_inline_calls): Update prototype.
6527 * tree-optimize.c (execute_fixup_cfg): Export.
6528 (pass_fixup_cfg): Remove
6529 (tree_rest_of_compilation): Do not apply inlines.
6530 * tree-flow.h (execute_fixup_cfg): Declare.
6531 * Makefile.in (gt-passes.c): New.
6532 * passes.c: Include gt-passes.h
6533 (init_optimization_passes): New passes.
6534 (nnodes, order): New static vars.
6535 (do_per_function_toporder): New function.
6536 (execute_one_pass): Dump current pass here.
6537 (execute_ipa_pass_list): Don't dump current pass here.
6539 2007-01-16 Janis Johnson <janis187@us.ibm.com>
6541 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
6542 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
6544 2007-01-16 David Edelsohn <edelsohn@gnu.org>
6546 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
6547 (strong_alias): Define.
6548 (__gcc_qmul): Provide non-FMA for soft-float.
6554 (__gcc_qunord): New.
6564 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
6565 soft-float functions.
6566 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
6567 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
6568 about long double soft float.
6570 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
6571 Tehila Meyzels <tehila@il.ibm.com>
6573 * tree-vectorizer.h (is_pattern_stmt_p): New.
6574 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
6575 formatting (tabs instead of spaces). Cleanup and clarify setting
6576 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
6577 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
6578 (vectorizable_type_demotion): Check that types are integral.
6579 (vectorizable_type_promotion): Likewise.
6580 (vectorizable_store): Fix typo. Eliminate new-line at end of
6583 2007-01-16 Jan Hubicka <jh@suse.cz>
6585 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
6588 2007-01-15 Eric Christopher <echristo@apple.com>
6590 * ifcvt.c: Include vec.h, vecprim.h.
6591 (check_cond_move_block): New argument regs.
6592 Reorganize. Add registers used to regs.
6593 (cond_move_process_if_block): Use regs set above as
6596 2007-01-15 Eric Christopher <echristo@apple.com>
6598 * config/darwin.h: Update copyright.
6599 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
6600 (LINK_COMMAND_SPEC): Add -u.
6601 (LINK_SPEC): Fix umbrella for above.
6603 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
6605 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
6608 2007-01-15 Tom Tromey <tromey@redhat.com>
6610 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
6611 * doc/install.texi (Testing): Don't mention jacks.
6612 (Configuration): Document --enable-java-maintainer-mode. Move
6613 --with-java-home to libgcj-specific section. Document
6615 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
6617 2007-01-15 Jan Hubicka <jh@suse.cz>
6619 * tree-ssa-dce.c (DCE_TODOs): New.
6620 (propagate_necessity): Return if something changed.
6621 (eliminate_unnecessary_stmts): Likewise.
6622 (perform_tree_ssa_dce): Return TODO flags when needed.
6623 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
6625 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
6627 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
6628 (fyl2x_extend<mode>xf3_i387): New insn pattern.
6629 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
6630 patterns using X87MODEF12 mode macro. Extend operand 1
6631 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6632 (log10<mode>2): Ditto.
6633 (log2<mode>2): Ditto.
6634 (log1p<mode>2): Ditto.
6635 (logb<mode>2): Ditto.
6636 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
6637 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
6638 (*fxtractxf3_i387): Rename from *fxtractxf3.
6639 (fxtract_extend<mode>xf3_i387): New insn pattern.
6640 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
6641 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
6642 and gen_fyl2xxf3_i387().
6644 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
6646 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
6647 * cfgloopmanip.c (fix_loop_placement): Made static. Use
6648 get_loop_exit_edges. Changed return type to bool.
6649 * cfgloop.h (fix_loop_placement): Declaration removed.
6651 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
6653 * param.h (MIN_VECT_LOOP_BOUND): New.
6654 * params.def (MIN_VECT_LOOP_BOUND): New.
6655 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
6656 argument - minimum threshold for number of iterations.
6657 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
6658 argument to declaration.
6659 * tree-vect-analyze.c (vect_analyze_operations): Check value of
6660 MIN_VECT_LOOP_BOUND.
6661 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
6662 slpeel_tree_peel_loop_to_edge with additional argument.
6663 (vect_do_peeling_for_alignment): Likewise.
6664 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
6666 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
6669 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
6672 2007-01-14 Jan Hubicka <jh@suse.cz>
6674 * tree-dfa.c (remove_referenced_var): New function.
6675 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
6676 prune referenced vars list too.
6677 * tree-flow.h (remove_referenced_var): Declare.
6679 2007-01-14 Jan Hubicka <jh@suse.cz>
6681 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
6683 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
6684 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
6685 * except.h (verify_eh_throw_table_statements): Kill prototype.
6686 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
6687 into call exrepssions.
6688 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
6690 * tree-cfg.c: Include pointer-set.h.
6691 (verify_node_sharing): Work on pointer set.
6692 (verify_eh_throw_stmt_node): New.
6693 (verify_stmts): Use pointers sets, verify throw_stmt.
6695 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
6697 * ipa-reference.c (analyze_function): Consider also addresses taken
6700 2007-01-12 Roger Sayle <roger@eyesopen.com>
6702 * c-typeck.c (null_pointer_constant_p): Replace use of
6703 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6704 (build_c_cast): Likewise.
6706 2007-01-12 Roger Sayle <roger@eyesopen.com>
6708 * tree.h (force_fit_type_double): Remove unused final argument.
6709 * c-common.c (constant_expression_warning): Replace use of
6710 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6711 (convert_and_check): Likewise.
6712 (shorten_compare): Update call to force_fit_type_double.
6713 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
6714 * convert.c (convert_to_pointer): Update call to
6715 force_fit_type_double.
6716 * fold-const.c (force_fit_type_double): Remove overflowed_const
6718 (int_const_binop, fold_convert_const_int_from_int,
6719 fold_convert_const_int_from_real, fold_div_compare,
6720 fold_sign_changed_comparison, fold_unary, fold_negate_const,
6721 fold_abs_const, fold_not_const): Remove the final argument from
6722 calls to force_fit_type_double.
6724 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6726 * configure.ac: Set insn to "nop" for spu-*-* also.
6727 * configure: Regenerate.
6729 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
6731 * builtins.def : Add BUILT_IN_FREE.
6733 2007-01-12 Jan Hubicka <jh@suse.cz>
6735 PR tree-optimization/30443
6736 * tree-inline.c (tree_function_versioning): Do not optimize when
6737 cloning for inlining.
6739 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
6741 * doc/loop.texi: Document recording of loop exits.
6742 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
6743 (update_single_exits_after_duplication,
6744 update_single_exit_for_duplicated_loop,
6745 update_single_exit_for_duplicated_loops): Removed.
6746 (duplicate_loop_to_header_edge): Do not call
6747 update_single_exits_after_duplication and
6748 update_single_exit_for_duplicated_loops.
6749 (loop_version): Do not update single_exit information.
6750 (fix_loop_structure): Use record_loop_exits instead of
6751 mark_single_exit_loops.
6752 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
6753 the lists of loop exits.
6754 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
6755 split_edge, merge_blocks): Update the lists of loop exits.
6756 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
6757 loop_optimizer_init.
6758 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
6759 of mark_single_exit_loops.
6760 (loop_optimizer_finalize): Call release_recorded_exits.
6761 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
6762 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
6763 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
6764 update single exit information.
6765 * lambda-code.c (perfect_nestify): Ditto.
6766 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
6767 (mark_single_exit_loops): Removed.
6768 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
6769 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
6770 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
6772 (get_loop_exit_edges, single_exit): Use recorded exit lists.
6773 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
6774 (verify_loop_structure): Verify consistency of the exit lists.
6775 (flow_loops_find): Use alloc_loop. Initialize exits hash.
6776 (set_single_exit): Removed.
6777 * cfgloop.h (struct loop_exit): New function.
6778 (struct loop): single_exit_ field replaced by exits field.
6779 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
6780 (struct loops): Added exits hash.
6781 (mark_single_exit_loops, set_single_exit): Declaration removed.
6782 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
6784 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6786 * doc/invoke.texi: Avoid use of @headitem.
6788 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6790 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
6792 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6794 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
6797 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6798 Richard Sandiford <richard@codesourcery.com>
6800 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
6801 * config/m68k/m68k.opt: Resort options.
6802 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
6804 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6805 Richard Sandiford <richard@codesourcery.com>
6807 * doc/invoke.texi: Document the macros that are defined by
6808 m68k's -mtune and -mhard-float options.
6809 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
6810 (m68k_cpp_cpu_family): Likewise.
6811 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
6812 of __ucfv*__ macros. Define __mcffpu__ if generating code for
6813 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
6814 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
6815 (m68k_cpp_cpu_family): Likewise.
6817 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6819 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
6820 macros besides mc68000 as tuning macros. Use a switch statement
6821 to set them and mcpu32.
6823 2007-01-12 Julian Brown <julian@codesourcery.com>
6825 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
6826 (TARGET_68040_ONLY): Rename to...
6827 (TARGET_68040): ...this.
6828 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
6829 * config/m68k/m68k.md: Likewise.
6831 2007-01-12 Julian Brown <julian@codesourcery.com>
6832 Nathan Sidwell <nathan@codesourcery.com>
6833 Richard Sandiford <richard@codesourcery.com>
6835 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
6836 the -mcpu= argument associated with the --with-cpu setting.
6837 Define M68K_DEFAULT_TUNE to the default -mtune= option,
6838 if different from the one implied by the -mcpu setting.
6839 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
6840 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
6841 * doc/invoke.texi: Mention ColdFire in the introduction to the
6842 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
6843 -mno-div and -mhard-float options. Make -m68881 a synonym for
6844 -mhard-float. Document the previously-undocumented -m5206e,
6845 -m528x, -m5307 and -m5407 options. Tweak the existing option
6846 documentation for consistency.
6847 * doc/install.texi: Mention new --with-cpu arguments.
6848 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
6849 default CPU if neither -mcpu nor -march are specified.
6850 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
6851 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
6852 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
6853 using m68k_tune to decide between families that implement the
6854 same ISA. Use m68k_tune to set __mcfv4e__.
6855 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
6856 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
6857 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
6858 (FL_ISA_C, FL_ISA_MMU): New macros.
6859 (MASK_COLDFIRE): Delete.
6860 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
6861 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
6862 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
6863 (TARGET_HARD_FLOAT): Do not define here.
6864 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
6865 (TUNE_68000): New macro.
6866 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
6867 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
6868 (TUNE_CFV2): Redefine in terms of m68k_tune.
6869 (uarch_type, target_device, fpu_type): New enums.
6870 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
6871 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
6872 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
6873 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
6874 (FL_FOR_isa_c): New macros.
6875 (m68k_isa): New enum.
6876 (m68k_target_selection): New structure.
6877 (all_devices, all_isas, all_microarchs): New tables.
6878 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
6879 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
6880 (MASK_ALL_CPU_BITS): Delete.
6881 (m68k_find_selection): New function.
6882 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
6883 Map the legacy target options to a combination of the new ones.
6884 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
6885 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
6886 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
6888 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
6889 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
6891 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
6892 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
6893 * config/m68k/m68k-devices.def: New file.
6895 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6896 Nathan Sidwell <nathan@codesourcery.com>
6898 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
6899 (SUBTARGET_EXTRA_SPECS): New macros.
6900 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
6901 use %(asm_cpu_spec) instead.
6902 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
6903 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
6904 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
6905 (EXTRA_SPECS): Rename to...
6906 (SUBTARGET_EXTRA_SPECS): ...this.
6908 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6909 Richard Sandiford <richard@codesourcery.com>
6910 Julian Brown <julian@codesourcery.com>
6912 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6913 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
6914 to the configuration's default CPU.
6915 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
6916 Remove default masks.
6917 (m680[012]0-*-*): Set the default with_cpu to the first part of
6919 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
6920 (m68k*-*-linux): Extend the --with-cpu handling to...
6921 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
6922 and m68010. Don't set target_cpu_default2.
6923 * doc/install.texi: Document --with-cpu for m68k.
6924 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
6925 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
6926 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
6927 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
6928 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
6929 (ASM_SPEC): Remove use of %(asm_cpu_default).
6930 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
6931 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
6932 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
6933 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
6934 __HAVE_FPU__ if TARGET_HARD_FLOAT.
6935 (TARGET_DEFAULT): Delete.
6936 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
6937 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
6938 (CPP_CPU_SPEC): Delete.
6939 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
6940 the appropriate string.
6941 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
6942 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
6943 (ASM_SPEC): Don't use %(asm_default_spec).
6944 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
6945 TARGET_DEFAULT and add MASK_68881.
6946 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
6948 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6950 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
6951 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
6952 MASK_68010 alongside MASK_68020.
6953 * doc/invoke.texi: Document -m68010.
6954 * config/m68k/m68k.opt (m68010): New.
6955 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
6957 (TUNE_68010): New macro.
6958 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
6959 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
6960 (M68K_CPU_m68332): Add MASK_68010.
6961 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
6962 fallback definition.
6963 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
6965 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
6966 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
6967 to all entries that use MASK_68020.
6968 (output_move_simode_const, output_move_himode, output_move_qimode)
6969 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
6970 instead of TARGET_68020 to select clr behavior. Remove comment
6971 about there being no TARGET_68010.
6972 * config/m68k/m68k.md: Likewise throughout.
6974 2007-01-12 Julian Brown <julian@codesourcery.com>
6976 * config/m68k/m68k.h (TARGET_ISAB): New macro.
6977 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
6978 * config/m68k/m68k.md: Likewise.
6980 2007-01-12 Julian Brown <julian@codesourcery.com>
6982 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
6983 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
6985 2007-01-12 Julian Brown <julian@codesourcery.com>
6987 * config/m68k/m68k.h (TUNE_68040_60): New macro.
6988 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
6989 * config/m68k/m68k.md: Likewise.
6991 2007-01-12 Julian Brown <julian@codesourcery.com>
6992 Richard Sandiford <richard@codesourcery.com>
6994 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
6995 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
6996 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
6998 (TARGET_CPU32): Rename to...
6999 (TUNE_CPU32): ...this.
7000 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
7001 (TUNE_CFV2): New macros.
7002 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
7003 remove conditions that are implied by TARGET_68020.
7004 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
7005 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
7006 (m68k_output_function_epilogue): Likewise.
7007 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
7008 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
7009 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
7010 non-68000 timings. Refactor multiplication and division costs.
7011 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
7012 TUNE_CPU32 instead of TARGET_CPU32.
7013 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
7014 and TUNE_68060 instead of TARGET_68060.
7015 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
7016 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
7018 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
7019 && !TARGET_COLDFIRE" to choose between moveq and clr.
7020 Likewise in the unnamed movsf pattern.
7021 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
7022 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
7025 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7027 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
7028 of tabbing before backslashes.
7030 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7032 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
7033 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
7034 (ASM_OUTPUT_INTERNAL_LABEL): Define.
7036 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7038 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
7039 find_interesting_uses_cond.
7040 (find_interesting_uses_cond): Use extract_cond_operands.
7041 (rewrite_use_compare): Use extract_cond_operands and
7042 force_gimple_operand_bsi. Do not call update_stmt.
7043 (determine_use_iv_cost_condition): Use extract_cond_operands.
7044 Return cheaper of using original bound and changing the exit bound.
7046 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7048 PR tree-optimization/29516
7049 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
7050 most_expensive_mult_to_index, addr_to_parts,
7051 create_mem_ref, maybe_fold_tmr): Make the type of
7052 fields of TARGET_MEM_REF sizetype.
7053 (move_fixed_address_to_symbol, move_pointer_to_base):
7055 * tree.def (TARGET_MEM_REF): Add comment on types of
7058 2007-01-11 Joseph Myers <joseph@codesourcery.com>
7060 * c-common.c (vector_types_convertible_p): Treat opaque types as
7061 always convertible if they have the same size, but not otherwise.
7063 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
7065 * ifcvt.c (struct noce_if_info): Add comments to the fields.
7066 Remove the b_unconditional field.
7067 (noce_try_sign_mask): Do not look at b_unconditional.
7068 (noce_process_if_block): Do not use merge_if_blocks. Update
7069 the CFG here. Do not set b_unconditional.
7070 (cond_move_process_if_block): Likewise.
7071 (find_cond_trap): Likewise.
7072 (check_cond_move_block): Require simple jump insns at the end
7075 2007-01-11 Jan Hubicka <jh@suse.cz>
7077 PR tree-optimization/1046
7078 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
7079 when alias info is not ready.
7080 (pass_tail_recursion): Do not require aliasing.
7081 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
7082 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
7083 * tree-ssa-copy.c (pass_copy_prop): Likewise.
7084 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
7085 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
7086 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
7087 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
7089 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
7090 When aliasing is not build, mark statement as volatile.
7092 2007-01-11 Tom Tromey <tromey@redhat.com>
7094 PR preprocessor/15185, PR preprocessor/20989:
7095 * doc/cppopts.texi <-MT>: Update description of algorithm for
7096 computing default target.
7097 <-M, -MD>: Reword "basename" text.
7099 2007-01-11 Roger Sayle <roger@eyesopen.com>
7101 * builtins.c (expand_builtin_pow, expand_builtin_powi,
7102 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
7103 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
7104 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
7105 fold_builtin_bswap, real_constp, fold_builtin_pow,
7106 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
7107 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
7108 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7109 * convert.c (convert_to_pointer): Likewise.
7110 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7111 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
7112 const_binop, fold_convert_const_int_from_int,
7113 fold_convert_const_int_from_real,
7114 fold_convert_const_real_from_real, sign_bit_p,
7115 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
7116 fold_sign_changed_comparison, fold_unary, fold_comparison,
7117 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
7118 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
7119 * print-tree.c (print_node_brief, print_node): Likewise.
7120 * stor-layout.c (place_field, layout_type): Likewise.
7121 * tree-chrec.c (keep_cast): Likewise.
7122 * tree.c (build_vector, build_real, build_real_from_int_cst,
7123 build_complex): Likewise.
7125 2007-01-11 Roger Sayle <roger@eyesopen.com>
7127 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
7128 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
7130 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
7132 * configure.ac (strict1_warn): Rename to strict_warn.
7133 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
7134 cc_set_by_configure, quoted_cc_set_by_configure,
7135 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
7136 all_boot_languages, all_stagestuff): Remove.
7137 (target_list): Remove bootstrap targets.
7138 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
7139 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
7140 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
7141 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
7142 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
7143 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
7144 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
7145 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
7146 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
7147 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
7148 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
7149 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
7150 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
7151 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
7152 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
7153 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
7154 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
7155 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
7156 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
7157 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
7158 (mostlyclean): Adjust.
7159 (clean, distclean): Don't mention bootstrap stuff.
7160 * configure: Regenerate.
7161 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
7162 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
7163 treelang/config-lang.in (stagestuff): Remove.
7164 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
7165 stageprofile, stagefeedback, stagestuff): Remove mention.
7167 2007-01-11 Nick Clifton <nickc@redhat.com>
7169 * config/mcore/predicates.md (mcore_general_movesrc_operand):
7171 (mcore_general_movdst_operand): Do not accept CONST_INTs.
7172 (mcore_arith_K_S_operand): Run the test for the S constraint not
7173 the test for the M constraint.
7174 (mcore_addsub_operand): Do not accept integer values that are
7175 larger than 32 bits.
7176 * config/mcore/mcore.md: Remove unused constraints from split.
7177 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
7179 (allocate_stack): Likewise.
7180 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
7181 operands to 32 bits.
7182 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
7184 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
7185 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
7186 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
7187 mcore_output_bclri, mcore_output_andn, output_inline_const,
7188 mcore_output_move, mcore_output_movedouble): Likewise.
7189 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
7190 (output_inline_const): Likewise.
7191 (output_inline_const): Fix format strings used in sprintf
7193 * config/mcore/mcore-protos.h: Update prototypes for changed
7194 functions in mcore.c.
7195 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
7196 HOST_WIDE_INT and not int.
7197 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
7198 CONST_OK_FOR_N): Likewise.
7199 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
7200 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
7203 2007-01-10 Jan Hubicka <jh@suse.cz>
7205 * tree-vrp.c (remove_range_assertions): Release defs.
7206 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
7207 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
7209 2007-01-10 Paul Brook <paul@codesourcery.com>
7211 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
7212 * config/arm/arm.md (mulsi3subsi): New insn.
7214 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
7216 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
7217 (tree_transform_and_unroll_loop): New.
7218 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
7221 2007-01-10 Robert Kennedy <jimbob@google.com>
7223 * fold-const.c (fold_comparison): Fold comparisons like (x *
7224 1000 < 0) to (x < 0).
7226 2007-01-10 Ian Lance Taylor <iant@google.com>
7228 * tree-pretty-print.c (dump_generic_node): Print parentheses when
7229 operands have the same priority.
7231 2007-01-10 Tom Tromey <tromey@redhat.com>
7233 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
7234 (fold_binary): Likewise.
7235 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
7236 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
7237 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
7238 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
7239 * langhooks.h (struct lang_hooks): Removed field
7240 'can_use_bit_fields_p'.
7242 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
7244 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
7246 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
7248 * function.c (get_last_funcdef_no): New function.
7249 * function.h (get_last_funcdef_no): Declare.
7250 * tree-inline.c (initialize_cfun): Add initialization.
7251 (tree_function_versioning): Cleanup.
7253 2007-01-10 Jan Hubicka <jh@suse.cz>
7255 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
7258 2007-01-10 Sa Liu <saliu@de.ibm.com>
7259 Ben Elliston <bje@au.ibm.com>
7261 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
7262 for SAVE_NONLOCAL and Pmode for any other save level.
7263 * spu-protos.h (spu_restore_stack_block): Declare.
7264 * spu.md (save_stack_block): Remove.
7265 (restore_stack_block): Call spu_restore_stack_block.
7266 * spu.c (spu_restore_stack_block): New function.
7267 (spu_expand_epilogue): Remove old comment.
7269 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7271 PR tree-optimization/30322
7272 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
7273 (cand_value_at): Return the value as aff_tree.
7274 (may_eliminate_iv): Convert the bound from aff_tree to tree.
7275 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
7276 aff_combination_mult): New functions.
7277 (aff_combination_add): Use aff_combination_add_cst.
7278 (aff_combination_convert): Allow conversions to a wider type.
7279 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
7280 * tree-affine.h (aff_combination_mult): Declare.
7282 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
7284 * doc/tm.texi: Update documentation to reflect reality of exec
7285 and start file search behaviours. Update copyright year.
7286 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
7287 header file directories.
7289 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
7291 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
7292 (*cosxf2): Rename to cosxf2_i387.
7293 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
7294 using X87MODEF12 mode macro. Rename patterns to
7295 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
7297 (*cosdf2, *cossf2): Ditto.
7298 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
7299 to match extended input operands.
7300 (sincos<mode>3): New expander.
7301 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
7302 insn patterns and corresponding splitters.
7304 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
7306 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
7307 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
7309 2007-01-09 Nicolas Pitre <nico@cam.org>
7312 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
7314 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7316 * target.h (struct gcc_target): New field library_rtti_comdat.
7317 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
7318 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
7319 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
7320 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
7322 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7324 * doc/invoke.texi (Optimize Options): Correct description of -O0.
7326 2007-01-08 Richard Guenther <rguenther@suse.de>
7328 * tree.h (force_fit_type_double): Export.
7329 (force_fit_type): Remove.
7330 * fold-const.c (force_fit_type_double): New function.
7331 (force_fit_type): Remove.
7332 (int_const_binop): Use it.
7333 (fold_convert_const_int_from_int): Likewise.
7334 (fold_convert_const_int_from_real): Likewise.
7335 (fold_div_compare): Likewise.
7336 (fold_sign_changed_comparison): Likewise.
7337 (fold_unary): Likewise.
7338 (fold_negate_const): Likewise.
7339 (fold_abs_const): Likewise.
7340 (fold_not_const): Likewise.
7341 * c-common.c (shorten_compare): Use force_fit_type_double.
7342 * convert.c (convert_to_pointer): Likewise.
7344 2007-01-08 Richard Guenther <rguenther@suse.de>
7346 * tree.h (build_int_cst_wide_type): Export.
7347 * tree.c (build_int_cst_wide_type): New function.
7348 (build_int_cst_wide): Fix comment.
7349 * builtins.c (fold_builtin_object_size): Use build_int_cst
7350 to build -1 or 0 of the correct type. Use fit_double_type
7351 to check for overflow.
7352 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
7354 (decode_field_reference): Likewise.
7355 (all_ones_mask_p): Likewise.
7356 (native_interpret_int): Use build_int_cst_wide_type.
7357 (fold_binary): Use build_int_cst_type to build an all-ones
7359 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
7361 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
7363 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
7365 2007-01-09 Ben Elliston <bje@au.ibm.com>
7367 * genautomata.c (STATS_OPTION): New option.
7368 (stats_flag): New flag.
7369 (gen_automata_option): Handle it.
7370 (initiate_automaton_gen): Ditto.
7371 (write_automata): Output statistics only if stats_flag is
7372 set. Likewise, output time statistics only if time_flag is set.
7373 * doc/md.texi (Processor pipeline description): Document new flag.
7375 2007-01-08 Richard Guenther <rguenther@suse.de>
7377 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
7378 * tree.c (build_int_cst_type): Likewise.
7379 (size_in_bytes): Don't call force_fit_type on the result.
7380 (int_fits_type_p): Use fit_double_type.
7381 * fold-const.c (fit_double_type): New function.
7382 (force_fit_type): Use it.
7383 * tree.h (fit_double_type): Export.
7385 2007-01-08 Jan Hubicka <jh@suse.cz>
7387 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
7388 * ipa.c (function_and_variable_visibility): Fix return type.
7390 2007-01-08 Richard Guenther <rguenther@suse.de>
7392 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
7393 of offset to build the index.
7394 * tree-pretty-print.c (dump_generic_node): Don't build negated
7395 const just for printing.
7396 * c-pretty-print.c (pp_c_integer_constant): Likewise.
7397 * builtins.c (fold_builtin_int_roundingfn): Check if result
7398 fits the type by using force_fit_type and comparing the result.
7399 * predict.c (predict_loops): Use compare_tree_int for comparison.
7400 * tree.c (build_int_cst): Fall back to integer_type_node for
7402 (build_int_cst_wide): Assert type is non-null.
7404 2007-01-08 Roberto Costa <roberto.costa@st.com>
7406 * tree-vrp.c (extract_range_from_cond_expr): New.
7407 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
7408 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
7410 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
7411 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
7412 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
7413 used as expressions.
7414 * tree-object-size.c (cond_expr_object_size): New.
7415 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
7417 2007-01-08 Jan Hubicka <jh@suse.cz>
7419 * tree-ssa-forwprop.c (forward_propagate_into_cond,
7420 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
7423 2007-01-08 Richard Guenther <rguenther@suse.de>
7425 PR tree-optimization/23603
7426 * tree-vrp.c (set_value_range_to_truthvalue): New function.
7427 (extract_range_from_binary): Fall back to truthvalue instead of
7428 varying for TRUTH_*_EXPR.
7429 (extract_range_from_comparison): Fall back to truthvalue instead of
7431 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
7432 if all visited PHI values were constant.
7434 2007-01-08 Jan Hubicka <jh@suse.cz>
7436 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
7437 (cgraph_analyze_function): break out from ...
7438 (cgraph_finalize_compilation_unit): ... here.
7439 (cgraph_expand_function): Remove forgoten commented out line.
7440 (cgraph_optimize): Analyze functions.
7442 2007-01-08 Jan Hubicka <jh@suse.cz>
7444 * tree-pas.h (TODO_remove_function): New flag.
7445 (TODO_update*): Renumber.
7446 (pass_ipa_increase_alignment,
7447 pass_ipa_function_and_variable_visibility): New passes.
7448 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
7449 (cgraph_function_and_variable_visibility): Move to ipa.c
7450 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
7451 cgraph_increase_alignment.
7452 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
7453 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
7454 calling tree-inline.
7455 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
7456 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
7457 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
7458 (gate_increase_alignment): New function.
7459 (pass_ipa_increase_alignment): New pass.
7460 * ipa.c: Inline tree-pass.h and timevar.h
7461 (function_and_variable_visibility): Move here from cgraphunit.c
7462 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
7463 * passes.c (init_optimization_passes): Add the two new passes.
7464 (execute_todo): Handle cgraph_remove_functions.
7466 2007-01-08 Nick Clifton <nickc@redhat.com>
7468 * config/frv/predicates.md (reg_or_0_operand): Accept
7471 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
7473 * config/bfin/rtems.h, config/bfin/t-rtems: New.
7474 * config.gcc: Add bfin*-rtems*.
7476 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7478 * c.opt: Add -flax-vector-conversions.
7479 * c-typeck.c (convert_for_assignment): Pass flag to
7480 vector_types_convertible_p to allow emission of note.
7481 (digest_init): Likewise.
7482 * c-opts.c: Handle -flax-vector-conversions.
7483 * c-common.c (flag_lax_vector_conversions): New.
7484 (vector_types_convertible_p): Unless -flax-vector conversions
7485 has been passed, disallow conversions between vectors with
7486 differing numbers of subparts and/or element types. If such
7487 a conversion is disallowed, possibly emit a note on the first
7488 occasion only to inform the user of -flax-vector-conversions.
7489 The new last argument specifies this.
7490 * c-common.h (flag_lax_vector_conversions): New.
7491 (vector_types_convertible_p): Add extra argument.
7492 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
7493 char_type_node for V*QI type vectors.
7494 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
7495 Update to satisfy new typechecking rules.
7496 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
7498 * doc/invoke.texi (C Dialect Options): Document
7499 -flax-vector-conversions.
7501 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7503 PR tree-optimization/29877
7504 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
7505 a register variable on the RHS to not be replaceable.
7507 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
7508 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
7509 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
7510 const_simm15, const_pow2, const_npow2): Added.
7511 * config/score/misc.md (insv, extv, extzv, movmemsi,
7512 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
7513 * config/score/score.c (score_address_cost, score_select_cc_mode):
7515 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
7516 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
7517 Update score_print_operand.
7518 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
7519 Adjust register allocate order and update some macro define.
7520 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
7521 mdx_block_move_straight, mdx_block_move_loop_head,
7522 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
7523 mdx_block_move): Added.
7524 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
7525 mdp_limm): Updated and fix some bug and typo.
7526 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
7527 (movsf, movdf, doloop_end): Added.
7529 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
7531 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
7532 config/arm/thumb2.md: Fix comment typos.
7533 * doc/extend.texi: Fix a typo.
7535 2007-01-07 Eric Christopher <echristo@apple.com>
7537 * configure.ac: Check for __stack_chk_fail for darwin.
7538 * configure: Regenerate.
7540 2007-01-07 Richard Guenther <rguenther@suse.de>
7542 * tree-vrp.c (extract_range_from_assert): CSE calls to
7543 compare_values where possible.
7544 (extract_range_from_unary_expr): Likewise.
7546 2007-01-07 Anatoly Sokolov <aesok@post.ru>
7548 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
7549 * config/avr/avr.c (call_insn_operand): Delete function.
7550 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
7551 instead of register number. Use predicates.
7552 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
7553 call_insn_operand): Add.
7555 2007-01-06 Jan Hubicka <jh@suse.cz>
7557 * tree-pass.h (pass_build_cgraph_edges): Declare.
7558 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
7559 (visited_nodes): Remove.
7560 (cgraph_create_edges): Move to cgraphbuild.c; rename to
7561 build_cgrpah_edges; make visited_nodes local.
7562 (cgraph_process_new_functions): DO not call initialize_inline_failed.
7563 (record_references_in_initializer): Move to cgraphbuild.c
7564 (initialize_inline_failed, rebuild_cgraph_edges,
7565 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
7566 (verify_cgraph_node): Make visited_nodes local.
7567 (cgraph_analyze_function): Do not call cgraph_create_edges and
7568 initialize_inline_failed.
7569 (cgraph_expand_function): Do not call cgraph_lower_function;
7570 assert that function is already lowered.
7571 * Makefile.in (cgraphbuild.o): New.
7572 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
7573 at the end of lowering passes.
7575 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
7577 * ifcvt.c (cond_move_convert_if_block): New function, code
7578 factored out from...
7579 (cond_move_process_if_block): ...here. Call the new function
7580 on the THEN and ELSE blocks.
7581 (merge_if_block): Do not copy global_live_at_end, merge_blocks
7582 already takes care of this.
7584 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7587 * tree.h (TREE_OVERFLOW_P): New.
7588 * c-typeck.c (parser_build_unary_op): Warn only if result
7589 overflowed and operands did not.
7590 (parser_build_binary_op): Likewise.
7591 (convert_for_assignment): Remove redundant overflow_warning.
7592 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
7594 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7596 * c-typeck.c (store_init_value): Split over two lines to follow
7597 the GNU coding style.
7599 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
7601 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
7602 __GXX_EXPERIMENTAL_CXX0X__.
7603 * doc/cpp.texi: Same.
7605 2007-01-05 Richard Guenther <rguenther@suse.de>
7608 * tree.c (get_narrower): Do not construct COMPONENT_REFs
7609 with mismatched types. Instead explicitly build a
7610 conversion NOP_EXPR.
7612 2007-01-05 Ian Lance Taylor <iant@google.com>
7614 * c-common.c (decl_with_nonnull_addr_p): New function.
7615 (c_common_truthvalue_conversion): Call it.
7616 * c-typeck.c (build_binary_op): Likewise.
7617 * c-common.h (decl_with_nonnull_addr_p): Declare.
7619 2007-01-05 Jakub Jelinek <jakub@redhat.com>
7622 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
7625 2007-01-05 Joel Brobecker <brobecker@adacore.com>
7627 * doc/install.texi (Final install): Document the fact that
7628 the GNAT runtime should not be stripped.
7630 2007-01-04 Jan Hubicka <jh@suse.cz>
7632 * tree-inline.c (fold_marked_statements): Update operand caches
7633 and EH after folding
7635 2007-01-04 Ian Lance Taylor <iant@google.com>
7637 * c-common.c (check_function_nonnull): Whitespace fix.
7639 2007-01-04 Jan Hubicka <jh@suse.cz>
7641 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
7642 comitted older version of patch.
7643 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
7644 function, celanup cfg and collect garbage.
7646 2007-01-04 Mike Stump <mrs@apple.com>
7648 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
7651 2007-01-04 Eric Christopher <echristo@apple.com>
7653 * libgcc2.c (__bswapsi2): Use SItype.
7654 (__bswapdi2): Use DItype.
7655 * libgcc2.h: Update for above.
7657 2007-01-04 Paul Brook <paul@codesourcery.com>
7659 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
7660 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
7661 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
7662 umulsidi3, umulsidi3adddi, smulsi3_highpart,
7663 umulsi3_highpart): Make conditional on !arm_arch6.
7664 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
7665 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
7666 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
7667 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
7668 umulsi3_highpart_v6): New insns.
7670 2007-01-04 Roger Sayle <roger@eyesopen.com>
7672 * fold-const.c (fold_convert): When casting an expression to void,
7673 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
7674 have a type. Instead of attempting to build a NOP_EXPR, return
7675 these "special" trees directly.
7677 2007-01-04 Joseph Myers <joseph@codesourcery.com>
7679 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
7680 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
7681 rs6000_cost->fp not 0 as adjustment for outer NEG.
7683 2007-01-04 Jan Hubicka <jh@suse.cz>
7685 * cgraph.c (cgraph_release_function_body): New function.
7686 (cgraph_remove_node): Use it.
7687 * cgraph.h (cgraph_release_function_body): Declare.
7688 * cgraphunit.c (cgraph_expand_function): Use it.
7689 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
7690 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
7691 is initialized and while compilation of other function is running.
7692 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
7693 statement CFG annotations from here to ...
7694 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
7696 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
7698 * cfgloop.h (enum li_flags): Make the constants powers of two.
7700 2007-01-04 Jan Hubicka <jh@suse.cz>
7702 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
7704 (fold_marked_statements): New function.
7705 (optimize_inline_calls, tree_function_versioning): Fold new statements.
7706 * tree-inline.h (copy_body_data): Add statements_to_fold.
7708 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
7710 * config.gcc: Mention libgcc/config.host.
7711 * Makefile.in: Update comments mentioning libgcc.
7712 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
7713 (all.cross, start.encap, rest.encap, rest.cross): Update
7714 dependencies for libgcc move.
7715 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
7716 (clean-target, clean-target-libgcc): Delete.
7717 (srcdirify, GCC_EXTRA_PARTS): New macros.
7718 (libgcc-support, libgcc.mvars): New rules.
7719 (distclean): Remove mention of mklibgcc.
7720 (install): Don't reference INSTALL_LIBGCC.
7721 (install-common): Don't reference EXTRA_PARTS.
7722 (install-libgcc, install-multilib): Delete rules.
7723 * mklibgcc.in: Delete file.
7724 * doc/configfiles.texi: Don't mention mklibgcc.
7726 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
7727 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
7728 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
7729 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
7730 (mklibgcc, ldblspecs): Likewise.
7732 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
7733 (posixpre.def): Use $(T).
7734 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
7735 (SHLIB_SRC, SHLIB_INSTALL): Delete.
7736 (SHLIB_LINK): Make dummy.
7737 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
7739 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
7741 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
7742 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
7743 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
7744 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
7746 * configure.ac (all_outputs): Remove mklibgcc.
7747 * configure: Regenerated.
7749 2007-01-03 Josh Conner <jconner@apple.com>
7752 * calls.c (compute_argument_addresses): Set stack and stack_slot
7753 for partial args, too.
7754 (store_one_arg): Use locate.size.constant for the size when
7755 generating a save_area.
7757 2007-01-03 Robert Kennedy <jimbob@google.com>
7759 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
7760 whose definitions are deleted due to basic block merging.
7762 2007-01-03 Paul Brook <paul@codesourcery.com>
7765 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
7767 (use_return_insn): Return 0 for Thumb interrupt functions.
7768 (print_multi_reg): Add rfe argument for IRQ returns.
7769 (arm_output_epilogue): Pop interrupt return address directly into PC.
7770 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
7772 2007-01-03 Paul Brook <paul@codesourcery.com>
7774 Merge from sourcerygxx-4_1.
7775 * config/arm/thumb2.md: New file.
7776 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
7778 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
7779 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
7780 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
7781 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
7783 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
7784 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
7786 * config/arm/ieee754-sf.S: Ditto.
7787 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
7788 (thumb1_base_register_rtx_p): ... to this.
7789 (thumb_index_register_rtx_p): Rename...
7790 (thumb1_index_register_rtx_p): ... to this.
7791 (thumb_output_function_prologue): Rename...
7792 (thumb1_output_function_prologue): ... to this.
7793 (thumb_legitimate_address_p): Rename...
7794 (thumb1_legitimate_address_p): ... to this.
7795 (thumb_rtx_costs): Rename...
7796 (thumb1_rtx_costs): ... to this.
7797 (thumb_compute_save_reg_mask): Rename...
7798 (thumb1_compute_save_reg_mask): ... to this.
7799 (thumb_final_prescan_insn): Rename...
7800 (thumb1_final_prescan_insn): ... to this.
7801 (thumb_expand_epilogue): Rename...
7802 (thumb1_expand_epilogue): ... to this.
7803 (arm_unwind_emit_stm): Rename...
7804 (arm_unwind_emit_sequence): ... to this.
7805 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
7806 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
7807 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
7808 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
7809 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
7810 thumb2_output_casesi): New functions.
7811 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
7812 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
7813 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
7814 THUMB2_WORK_REGS): Define.
7815 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
7816 arm_condexec_mask, arm_condexec_masklen)): New variables.
7817 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
7818 (arm_override_options): Check new CPU capabilities.
7819 Set new architecture flag variables.
7820 (arm_isr_value): Handle v7m interrupt functions.
7821 (user_return_insn): Return 0 for v7m interrupt functions. Handle
7823 (const_ok_for_arm): Handle Thumb-2 constants.
7824 (arm_gen_constant): Ditto. Use movw when available.
7825 (arm_function_ok_for_sibcall): Return false for v7m interrupt
7827 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
7828 (thumb_find_work_register, arm_load_pic_register,
7829 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
7830 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
7831 print_multi_reg, output_mov_long_double_fpa_from_arm,
7832 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
7833 output_mov_double_fpa_from_arm, output_move_double,
7834 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
7835 output_return_instruction, arm_output_function_prologue,
7836 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
7837 arm_output_mi_thunk, thumb_set_return_address): Ditto.
7838 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
7839 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
7840 (arithmetic_instr, shift_op): Use arm_shift_nmem.
7841 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
7843 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
7844 (thumb_expand_prologue): Use thumb_set_frame_pointer.
7845 (arm_file_start): Output directive for unified syntax.
7846 (arm_unwind_emit_set): Handle stack alignment instruction.
7847 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
7848 Add v6t2, v7, v7a, v7r and v7m.
7849 (RETLDM): Add Thumb-2 code.
7850 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
7851 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
7852 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
7853 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
7854 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
7855 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
7856 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
7857 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
7858 ADJUST_INSN_LENGTH): Define.
7859 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
7860 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
7861 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
7862 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
7863 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
7864 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
7865 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
7866 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
7867 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
7868 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
7869 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
7870 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
7871 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
7872 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
7873 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
7874 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
7875 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
7877 * config/arm/arm-tune.md: Regenerate.
7878 * config/arm/arm-protos.h: Update prototypes.
7879 * config/arm/vfp.md: Enable patterns for Thumb-2.
7880 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
7881 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
7882 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
7883 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
7884 * config/arm/libunwind.S: Add Thumb-2 code.
7885 * config/arm/constraints.md: Update include Thumb-2.
7886 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
7887 * config/arm/ieee754-df.S: Ditto.
7888 * config/arm/bpabi.S: Ditto.
7889 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
7890 * config/arm/predicates.md (low_register_operand,
7891 low_reg_or_int_operand, thumb_16bit_operator): New.
7892 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
7893 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
7894 * config/arm/t-arm-elf: Add armv7 multilib.
7895 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
7897 (UNSPEC_STACK_ALIGN, ce_count): New.
7898 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
7899 arm_zero_extendsidi2, arm_zero_extendqidi2): New
7901 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
7902 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
7903 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
7904 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
7905 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
7906 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
7908 * doc/extend.texi: Document ARMv7-M interrupt functions.
7909 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
7911 2007-01-03 Jakub Jelinek <jakub@redhat.com>
7913 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
7914 (struct _Unwind_Context): Rename args_size to flags, remove
7915 signal_frame field, add a new args_size field and version field.
7916 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
7917 _Unwind_IsExtendedContext): New inline functions.
7918 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
7919 Assume by_value array is only present if _Unwind_IsExtendedContext.
7920 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
7921 _Unwind_IsSignalFrame.
7922 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
7923 (uw_update_context_1): Use _Unwind_SetSignalFrame.
7924 (uw_init_context_1): Initialize context->flags to
7925 EXTENDED_CONTEXT_BIT.
7926 * config/rs6000/linux-unwind.h (frob_update_context): Use
7927 _Unwind_SetSignalFrame.
7929 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7932 * gimplify.c (gimplify_modify_expr_complex_part): Move below
7933 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
7936 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
7938 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
7939 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
7940 RET, AT_SP): Remove.
7941 * config/i386/i386.md (*sse_prologue_save_insn): Use return
7944 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
7945 * cfgbuild.c (find_basic_blocks): Likewise.
7946 * cfgrtl.c (rtl_create_basic_block): Likewise.
7947 * function.c (temp_slots_at_level): Likewise.
7948 * reg-stack.c (stack_regs_mentioned): Likewise.
7949 * regclass.c (allocate_reg_info): Likewise.
7950 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
7951 set_bb_for_stmt, move_block_to_fn): Likewise.
7952 * tree-complex.c (tree_lower_complex): Likewise.
7953 * vec.h (VEC_safe_grow_cleared): New.
7955 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
7957 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
7959 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
7960 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
7962 * cfgloopmanip.c (scale_loop_frequencies): Export.
7963 (loopify): Scale the frequencies by prescribed coefficients.
7964 (set_zero_probability): New function.
7965 (duplicate_loop_to_header_edge): Improve updating of frequencies.
7966 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
7967 and frequencies according to arguments.
7968 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
7970 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
7971 * modulo-sched.c (sms_schedule): Set probabilities for entering
7972 versioned loop correctly.
7973 * tree-vect-transform.c (vect_transform_loop): Ditto.
7974 * cfgloop.h (loopify, loop_version): Declaration changed.
7975 (scale_loop_frequencies): Declared.
7977 2007-01-02 Jan Hubicka <jh@suse.cz>
7979 * cgraph.c: Include tree-flow.h
7980 (cgraph_add_new-function): Handle IPA_SSA mode; execute
7982 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
7983 * tree-pass.h (pass_all_early_optimizations): Declare.
7984 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
7986 (cgraph_analyze_function): Do early_local_passes.
7987 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
7988 Do not add referenced vars.
7989 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
7991 (gate_all_early_local_passes): New gate.
7992 (pass_early_local_passes): Use new gate.
7993 (execute_early_local_optimizations): New functions.
7994 (gate_all_early_optimizations): New gate.
7995 (pass_all_early_optimizations): New pass.
7996 (execute_free_datastructures): Free SSA only when initialized.
7997 (gate_init_datastructures): Init only when optimizing.
7998 (tree_lowering_passes): Do early local passes when called late.
7999 * tree-profile.c (do_tree_profiling): Don't profile functions added
8001 (do_early_tree_profiling, pass_early_tree_profile): Kill.
8002 * tree-cfg.c (update_modified_stmts): Do not update when operands are
8004 * passes.c (init_optimizations_passes): Reorder so we go into SSA
8005 during early_local_passes.
8006 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
8009 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8011 * Makefile.in: Update copyright year.
8013 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8015 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
8016 in $(lang_checks) and check-consistency targets.
8018 2007-01-02 Jan Hubicka <jh@suse.cz>
8020 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8021 Do not add referenced vars.
8022 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
8024 * passes.c (init_optimization_passes): Put mudflap_2 after
8025 free_datastructures.
8027 2007-01-02 Jan Hubicka <jh@suse.cz>
8029 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
8030 Set NOTHROW flag on call statements proved to be nothrow.
8031 Update statement of local calls so new pure/const functions are
8032 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
8034 (tree_rest_of_compilation): Register hooks and initialize bitmap
8035 early. Do not set after_inlining flag.
8037 2007-01-02 Steve Ellcey <sje@cup.hp.com>
8039 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
8040 HOST_BITS_PER_LONGLONG
8042 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8045 * c-typeck.c (store_init_value): Don't emit pedantic overflow
8046 warning for non-static initializers.
8048 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
8050 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
8051 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
8052 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
8053 Always use set_unique_reg_note to add REG_EQUAL notes.
8055 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8058 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8060 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8061 * cfgbuild.c (find_basic_blocks): Likewise.
8062 * cfgrtl.c (rtl_create_basic_block): Likewise.
8063 * function.c (temp_slots_at_level): Likewise.
8064 * reg-stack.c (stack_regs_mentioned): Likewise.
8065 * regclass.c (allocate_reg_info): Likewise.
8066 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8067 set_bb_for_stmt, move_block_to_fn): Likewise.
8068 * tree-complex.c (tree_lower_complex): Likewise.
8069 * vec.h (VEC_safe_grow_cleared): New.
8071 2007-01-02 Ian Lance Taylor <iant@google.com>
8073 * c-common.c (c_common_truthvalue_conversion): When warning about
8074 using an assignment as a truth value, set TREE_NO_WARNING.
8076 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8079 * c.opt (Wold-style-declaration): New.
8080 * doc/invoke.texi (C-only Warning Options): New.
8081 (Wold-style-declaration): Document it.
8082 (Wextra): Enabled by -Wextra.
8083 * c-opts.c (c_common_post_options): Enabled by -Wextra.
8084 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
8085 -Wold-style-declaration.
8087 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8089 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8090 * cfgbuild.c (find_basic_blocks): Likewise.
8091 * cfgrtl.c (rtl_create_basic_block): Likewise.
8092 * function.c (temp_slots_at_level): Likewise.
8093 * reg-stack.c (stack_regs_mentioned): Likewise.
8094 * regclass.c (allocate_reg_info): Likewise.
8095 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8096 set_bb_for_stmt, move_block_to_fn): Likewise.
8097 * tree-complex.c (tree_lower_complex): Likewise.
8098 * vec.h (VEC_safe_grow_cleared): New.
8100 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
8102 * c-common.c (c_common_nodes_and_builtins): Since variants of
8103 void_type_node get built before it is given a name, we need to
8104 give those variants the name, too.
8105 (complete_array_type): We need to work with the canonical main
8106 type of the array, from which we will build the qualified version.
8107 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
8108 * print-tree.c (print_node): Display canonical type information
8110 * stor-layout.c (layout_type): When we don't know the
8111 alignment of a type for which we're building an array, we end up
8112 guessing wrong, so make the type require structural equality.
8113 * tree.c (make_node_stat): When we build a new type, it is its
8115 (build_type_attribute_qual_variant): When building an attribute
8116 variant, its canonical type is the non-attribute variant. However,
8117 if the attributes are target-dependent and they differ, we need to
8118 use structural equality checks for this type.
8119 (build_qualified_type): A qualified type is not equivalent to its
8120 unqualified variant; set the canonical type appropriately.
8121 (build_distinct_type_copy): When building a distinct type from
8122 another type, the new type is its own canonical type.
8123 (build_variant_type_copy): When building a new type variant, we
8124 assume that it is equivalent to the original type.
8125 (build_pointer_type_for_mode): When building a pointer type, also
8126 build a canonical type pointer.
8127 (build_reference_type_for_mode): When building a reference type,
8128 also build a canonical type reference.
8129 (build_index_type): When we can't hash an index type (e.g.,
8130 because its maximum value is negative), the index type requires
8131 structural equality tests.
8132 (build_array_type): Build the canonical form of an array type.
8133 (build_function_type): Function types require structural equality,
8134 because they contain default arguments, attributes, etc.
8135 (build_method_type_directly): Ditto for method types.
8136 (build_offset_type): Build the canonical offset type.
8137 (build_complex_type): Build the canonical vector type.
8138 (make_vector_type): Build the canonical vector type.
8139 * tree.h (TYPE_CANONICAL): New.
8140 (TYPE_STRUCTURAL_EQUALITY_P): New.
8141 (SET_TYPE_STRUCTURAL_EQUALITY): New.
8142 (struct tree_type): Added "canonical" field.
8143 * params.h (VERIFY_CANONICAL_TYPES): New.
8144 * doc/c-tree.texi (TYPE_CANONICAL): Document.
8145 (TYPE_STRUCTURAL_EQUALITY_P): Document.
8146 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
8147 * doc/invoke.texi (verify-canonical-types): Document --param
8148 parameter for verifying canonical types.
8150 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8152 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
8153 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
8154 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
8155 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
8157 * config/rs6000/e500.h: New.
8158 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
8159 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
8161 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
8162 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
8163 TARGET_E500_DOUBLE): Remove.
8164 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
8165 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
8166 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
8167 * config/rs6000/rs6000.c (rs6000_override_options): Use
8170 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8172 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
8173 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
8174 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
8175 rs6000_emit_cmove): Don't check TARGET_E500.
8176 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
8177 sordered): Don't check TARGET_E500.
8179 2007-01-01 Eric Christopher <echristo@apple.com>
8181 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
8182 HARD_REGISTER_NUM_P.
8184 2007-01-01 Roger Sayle <roger@eyesopen.com>
8186 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
8187 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
8188 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
8191 2007-01-01 Mike Stump <mrs@apple.com>
8193 * configure.ac: Remove support for building with Apple's gcc-3.1.
8195 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8198 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
8199 REG is a hard register. Do not modify REG before calling
8201 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
8202 multiple of the size of YMODE for certain lowpart cases.
8204 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8207 * gimplify (voidify_wrapper_expr): Update for
8210 2007-01-01 Andreas Schwab <schwab@suse.de>
8213 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
8214 save of BR0 in extra_spill_size instead of spill_size.
8215 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
8217 (ia64_expand_epilogue): Restore BR0 from its new location.
8219 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8221 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
8222 Use a temporary variable if the left hand side is not a gimple
8225 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8227 * gimplify.c (gimplify_return_expr): Make the temporary variable
8228 for the return expression, a gimple register variable.
8230 2007-01-01 Jan Hubicka <jh@suse.cz>
8232 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
8235 2007-01-01 Mike Stump <mrs@apple.com>
8237 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
8239 * config/darwin.c (machopic_select_rtx_section): Use
8241 (darwin_mergeable_constant_section): Likewise.
8242 * configure: Regenerate.
8243 * config.in: Regenerate.
8245 2007-01-01 Jan Hubicka <jh@suse.cz>
8246 Andrew Pinski <pinskia@gmail.com>
8248 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
8249 before starting IPA passes.