1 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
3 * c-decl.c (warn_variable_length_array): New function.
4 Refactored from grokdeclarator to handle warn_vla
5 and handle unnamed array case.
6 (grokdeclarator): Refactored VLA warning case.
7 * c.opt (Wvla): New flag.
9 2007-03-12 Richard Henderson <rth@redhat.com>
11 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
12 (TARGET_SECTION_TYPE_FLAGS): New.
14 2007-03-12 Richard Henderson <rth@redhat.com>
16 * config/darwin.c (machopic_reloc_rw_mask): New.
17 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
18 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
20 2007-03-12 Mark Mitchell <mark@codesourcery.com>
22 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
23 * cppdefault.h (cpp_PREFIX): Document.
24 (cpp_PREFIX_len): Likewise.
25 (cpp_EXEC_PREFIX): New variable.
26 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
27 * c-incpath.c (add_standard_paths): Correct logic for relocating
30 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
32 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
33 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
35 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
36 fix_truncdfdi_sse using SSEMODEF mode macro.
37 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
38 fix_truncdfsi_sse using SSEMODEF mode macro.
39 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
40 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
42 2007-03-12 Richard Sandiford <richard@codesourcery.com>
44 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
47 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
49 * tree.h : Add multiple_of_p declaration.
50 * fold-const.c (multiple_of_p): Make multiple_of_p public.
51 * ipa-type-escape.c (results_of_malloc): Redundant.
52 (visited_stmts): New. Visited stmt for walk_use_def_chains.
53 (cast_type): Extended with new members.
54 (check_cast): Returns cast_type.
55 (cast): New structure for data of walk_use_def_chains.
56 (is_malloc_result, is_cast_from_non_pointer_1,
57 is_cast_from_non_pointer,
58 is_array_access_through_pointer_and_index): New functions.
59 (look_for_casts): Returns cast types.
60 (check_call): Returns void.
61 (okay_pointer_operation): Use support of pointer plus index,
62 pointer plus constant and allow all multiplications.
64 2007-03-11 Richard Guenther <rguenther@suse.de>
66 PR tree-optimization/31115
67 * tree-vrp.c (extract_range_from_binary_expr): Make sure
68 the shift count is positive and non-anti-range for RSHIFT_EXPR.
69 A shift count of zero is not special as with *_DIV_EXPR.
70 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
73 2007-03-11 Ian Lance Taylor <iant@google.com>
75 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
76 the *_DIV_EXPR codes correctly with overflow infinities.
78 2007-03-11 Ira Rosen <irar@il.ibm.com>
80 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
81 indicate success/failure of the analysis. Add negation to subtrahend
82 in case of subtraction. Fail if both operands contain constants.
83 (create_data_ref): Fail if analyze_offset fails.
85 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
87 * config/i386/i386.md (frndintxf2): Rename to ...
88 (rintxf2): ... this. Remove expander having same name.
89 (rintsf2, rintdf2): Implement using SSEMODEF macro.
90 (roundsf2, rounddf2): Ditto.
91 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
92 (lround<mode>di2, lround<mode>si2): Ditto.
94 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
96 * lower-subreg.c: Include except.h.
97 (decompose_multiword_subregs): Verify that the only control flow
98 insns we can split are loads to multi-words pseudos.
99 Handle breaking such blocks after splitting, instead of calling
100 find_many_sub_basic_blocks.
102 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
103 on the new basic block. Add a lengthy comment explaining why we
104 thought this was necessary.
105 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
107 2007-03-10 Mark Mitchell <mark@codesourcery.com>
110 * tree.c (walk_type_fields): Recurse into the element type of
111 ARRAY_TYPEs if there is a pointer set.
113 2007-03-10 Dirk Mueller <dmueller@suse.de>
115 * c-common.c (warn_logical_operator): Fix condition.
117 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
119 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
121 * config/darwin.c (machopic_select_section): Remove superfluous
122 argument in call to categorize_decl_for_section. Remove unused
125 2007-03-10 Joseph Myers <joseph@codesourcery.com>
127 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
129 * configure: Regenerate.
131 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
134 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
135 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
136 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
137 Add LABEL_NUSES to emitted label.
138 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
139 branch probability value to emitted jump insn.
140 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
141 Do not check life information and do not re-arrange input operands
142 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
144 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
146 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
147 the change of decode_asm_operands.
149 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
151 * mode-switching.c (create_pre_exit): Skip blockage insn.
153 2007-03-09 Diego Novillo <dnovillo@redhat.com>
155 * tree-pass.h (TODO_update_smt_usage): Remove.
157 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
161 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
163 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
164 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
165 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
168 2007-03-09 Geoffrey Keating <geoffk@apple.com>
170 * gcc.c: Document %{, in big comment at top.
171 (input_suffix_matches): Remove special handling for .s and
173 (input_spec_matches): New.
174 (handle_braces): Handle %{,.
175 (validate_switches): ',' indicates a value which is not a switch.
176 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
177 to detect assembler input.
178 * config/i386/sol2.h (CPP_SPEC): Likewise.
179 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
180 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
181 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
182 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
183 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
184 -m64 causes deployment target to default to 10.5.
185 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
187 2007-03-09 Richard Henderson <rth@redhat.com>
190 * target.h (targetm.asm.out.reloc_rw_mask): New.
191 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
192 (TARGET_ASM_OUT): Use it.
193 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
194 * varasm.c (categorize_decl_for_section): Remove shlib argument;
195 use the new reloc_rw_mask target hook instead.
196 (default_section_type_flags_1): Merge into...
197 (default_section_type_flags): ... here.
198 (decl_readonly_section_1): Merge into...
199 (decl_readonly_section): ... here.
200 (default_elf_select_section_1): Merge into...
201 (default_elf_select_section): ... here.
202 (default_unique_section_1): Merge into...
203 (default_unique_section): ... here.
204 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
205 (default_select_rtx_section): Use it.
206 (default_elf_select_rtx_section): Likewise.
207 * output.h: Update to match.
208 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
209 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
210 (TARGET_ASM_RELOC_RW_MASK): New.
211 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
212 to categorize_decl_for_section.
213 (x86_64_elf_unique_section): Likewise.
214 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
215 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
216 (TARGET_ASM_RELOC_RW_MASK): New.
217 * config/ia64/ia64.c (ia64_rwreloc_select_section,
218 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
219 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
220 (TARGET_RWRELOC): Remove.
221 (ia64_section_type_flags): Adjust call to default_section_type_flags.
222 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
223 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
224 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
225 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
226 (rs6000_xcoff_select_section): Use decl_readonly_section.
227 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
228 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
229 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
230 (TARGET_SECTION_TYPE_FLAGS): Remove.
231 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
233 2007-03-09 Roger Sayle <roger@eyesopen.com>
235 * fold-const.c (fold_comparison): Remove compile-time evaluation of
236 complex constant equality/inequality comparisons for here.
237 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
238 known at compile-time or can be simplified to a scalar comparison.
239 (fold_relational_const): Move compile-time evaluation of complex
240 constant equality/inequality comparisons to here.
242 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
244 PR rtl-optimization/30643
245 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
247 (fold_rtx): Recurse, like before 2006-11-03.
249 2007-03-09 DJ Delorie <dj@redhat.com>
251 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
254 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
256 PR tree-optimization/30375
257 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
258 LHS of statements is not the same.
259 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
261 2007-03-09 Chao-ying Fu <fu@mips.com>
263 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
265 * doc/invoke.texi (-mdspr2): Document new option.
266 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
267 New unspec for DSP REV 2.
268 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
269 these instructions are extended in DSP REV 2.
270 (mips-dspr2.md): Include.
271 * config/mips/mips.opt (mdspr2): New option.
272 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
273 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
274 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
275 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
276 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
277 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
278 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
280 (bdesc_map): Add one field of unsupported_target_flags.
281 (bdesc_arrays): Update entries to have extra fields. Add
283 (mips_init_builtins): Initialize new function types.
284 Check unsupported_target_fileds to filter out builtins.
285 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
287 (ASM_SPEC): Pass mdspr2 to the assembler.
288 * config/mips/mips-dspr2.md: New file.
290 2007-03-09 Sa Liu <saliu@de.ibm.com>
292 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
294 2007-03-09 Ian Lance Taylor <iant@google.com>
296 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
297 argument) like -Wstrict-overflow=2.
298 * doc/invoke.texi (Warning Options): Update documentation.
300 2007-03-09 Dirk Mueller <dmueller@suse.de>
303 * doc/invoke.texi (-Wlogical-op): Document.
304 * common.opt (-Wlogical-op): New.
305 * c-common.h (warn_logical_operator): Declare.
306 * c-common.c (warn_logical_operator): Define.
307 * c-typeck.c (parser_build_binary_op): Call
308 warn_logical_operator.
310 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
312 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
313 * final.c (final_scan_insn): Test for non-"" file name.
315 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
317 * doc/loop.texi: Document the Omega linear constraints solver.
318 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
319 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
320 omega-hash-table-size, omega-max-keys, and
321 omega-eliminate-redundant-constraints.
322 * tree-pass.h (pass_check_data_deps): Declared.
325 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
326 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
327 pass_check_data_deps): New.
328 * tree-data-ref.c (init_data_ref): Remove declaration.
329 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
330 (analyze_array): Renamed init_array_ref, move up initializations.
331 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
332 Removed arguments that are set to NULL.
333 (analyze_indirect_ref): Correct indentation, correct call to
335 (object_analysis): Call init_array_ref instead of analyze_array.
336 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
337 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
338 of DR_ACCESS_FNS_ADDR.
339 (init_omega_eq_with_af, omega_extract_distance_vectors,
340 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
341 ddr_consistent_p): New.
342 (compute_affine_dependence): Check consistency of ddrs when
343 flag_check_data_deps is passed.
344 (analyze_all_data_dependences): Uncomment.
345 (tree_check_data_deps): New.
346 * tree-data-ref.h: Include omega.h.
347 (DR_ACCESS_FNS_ADDR): Removed.
348 (data_dependence_relation): Add inner_loop.
349 (DDR_INNER_LOOP): New.
350 * common.opt (fcheck-data-deps): New.
351 * tree-flow.h (tree_check_data_deps): Declare.
352 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
353 (OBJS-common): Depend on omega.o.
355 * passes.c (pass_check_data_deps): Scheduled.
356 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
357 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
358 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
359 PARAM_VECT_MAX_VERSION_CHECKS,
360 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
362 2007-03-09 Richard Guenther <rguenther@suse.de>
364 PR tree-optimization/30904
366 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
367 the same way as *_DIV_EXPR.
369 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
371 * recog.c (decode_asm_operands): No mixed declarations and code.
373 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
375 * rtl.def (ASM_INPUT): Add location.
376 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
377 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
378 (decode_asm_operands): Add loc operand.
379 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
380 * stmt.c (expand_asm): Rename to...
381 (expand_asm_loc): ... this. Add locus argument. Pass it on to
382 gen_rtx_ASM_INPUT_loc.
383 (expand_asm_expr): Adjust.
384 * recog.c (decode_asm_operands): Add loc operand.
385 (check_asm_operands, extract_insn): Adjust.
386 * reload1.c (maybe_fix_stack_asms): Likewise.
387 * final.c (asm_insn_count): Likewise.
388 (final_scan_insn): Output # line before and after asm.
390 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
392 * tree-ssa-structalias.c (variable_info): Remove
394 (new_var_info): Ditto.
395 (shared_bitmap_info_t): New structure.
396 (shared_bitmap_table): New variable.
397 (shared_bitmap_hash): New function.
398 (shared_bitmap_eq): Ditto
399 (shared_bitmap_lookup): Ditto.
400 (shared_bitmap_add): Ditto.
401 (merge_smts_into): Change to take bitmap directly.
402 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
403 (init_alias_vars): Init shared bitmap hashtable.
404 (delete_points_to_sets): Delete shared bitmap hashtable.
405 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
406 is_aliased removal as a change that was still necessary was
409 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
411 * config/i386/i386.h (override_options): Conditionally disable
412 x86_sahf for 64bit targets only.
414 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
417 * c-decl.c (merge_decls): Don't call make_var_volatile.
418 * varasm.c (make_var_volatile): Remove.
419 * output.h (make_var_volatile): Remove.
421 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
423 PR tree-optimization/31085
424 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
426 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
428 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
429 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
430 ATTR_CONST_NOTHROW_LIST.
432 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
435 2007-03-08 Diego Novillo <dnovillo@redhat.com>
437 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
439 2007-03-08 Geoffrey Keating <geoffk@apple.com>
442 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
444 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
445 passed, use shared libgcc.
447 2007-03-08 Roger Sayle <roger@eyesopen.com>
449 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
450 instead of calling build2 with a GIMPLE_MODIFY_STMT.
451 (honor_protect_cleanup_actions, lower_try_finally_switch):
453 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
454 ifc_temp_var): Likewise.
455 * tree-inline.c (setup_one_parameter): Likewise.
456 * tree-mudflap.c (mf_decl_cache_locals,
457 mf_build_check_statement_for): Likewise.
458 * tree-nested.c (init_tmp_var, save_tmp_var,
459 finalize_nesting_tree_1): Likewise.
460 * tree-outof-ssa.c (insert_copy_on_edge,
461 insert_backedge_copies): Likewise.
462 * tree-profile.c (tree_gen_edge_profiler,
463 tree_gen_ic_profiler): Likewise.
464 * tree-scalar-evolution.c (scev_const_prop): Likewise.
465 * tree-sra.c (sra_build_assignment): Likewise.
466 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
467 * tree-ssa-math-opts.c (insert_reciprocals,
468 execute_cse_sincos_1): Likewise.
469 * tree-tailcall.c (adjust_accumulator_values,
470 adjust_return_value): Likewise.
471 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
472 * tree-vect-transform.c (vect_create_data_ref_ptr,
473 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
474 vect_create_epilog_for_reduction, vectorizable_reduction,
475 vectorizable_call, vectorizable_conversion,
476 vectorizable_assignment, vectorizable_operation,
477 vectorizable_type_demotion, vect_gen_widened_results_half,
478 vect_permute_store_chain, vectorizable_store,
479 vect_setup_realignment, vect_permute_load_chain,
480 vectorizable_load, vectorizable_condition,
481 vect_create_cond_for_align_checks): Likewise.
482 * tree-vrp.c (build_assert_expr_for): Likewise.
484 2007-03-08 Ian Lance Taylor <iant@google.com>
486 * tree-vrp.c: Include "intl.h".
487 (usable_range_p): New static function.
488 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
489 overflowed values, juts set *strict_overflow_p.
490 (compare_values): Only return -2 if one of the operands is not a
492 (compare_ranges): Call usable_range_p.
493 (compare_range_with_value): Likewise.
494 (vrp_evaluate_conditional_warnv): Rename from
495 vrp_evaluate_conditional. Make static. Change all callers.
496 (vrp_evaluate_conditional): New function.
497 (simplify_div_or_mod_using_ranges): Issue warning about reliance
499 (simplify_abs_using_ranges): Likewise.
500 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
501 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
502 within_stmt parameter.
503 * tree-ssa-propagate.c (fold_predicate_in): Update call to
504 vrp_evaluate_conditional.
505 * tree-ssa-threadedge.c
506 (record_temporary_equivalences_from_stmts_at_dest): Change
507 simplify parameter to take a second tree parameter.
508 (simplify_control_stmt_condition): Likewise.
509 (thread_across_edge): Likewise.
510 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
511 (thread_across_edge): Likewise.
512 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
514 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
516 * config/i386/i386.h (TARGET_SAHF): New define.
517 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
518 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
519 (x86_sahf): New global variable.
520 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
521 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
522 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
523 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
525 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
526 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
527 when expanding fcomi/sahf based tests.
528 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
529 expanding sahf based alternative. Emit sahf based sequence when
530 optimizing for code size.
531 * config/i386/i386.md (x86_sahf_1): Do not disable for
532 TARGET_64BIT, enable for TARGET_SAHF.
534 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
536 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
537 spurious whitespace from error message.
539 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
542 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
544 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
546 * c-decl.c (grokdeclarator): Disable warnings for anonymous
548 * tree-sra.c (instantiate_element): Propagate disabled warnings
549 from the element itself to the created variable.
551 2007-03-07 Richard Henderson <rth@redhat.com>
554 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
555 silently fix up the stack in the case of a missing register.
557 2007-03-07 Paul Brook <paul@codesourcery.com>
559 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
561 2007-03-07 Joseph Myers <joseph@codesourcery.com>
563 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
565 (phase1_vrs): Use them.
566 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
567 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
568 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
569 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
570 __gnu_Unwind_Restore_WMMXC if required.
571 (_Unwind_VRS_Pop): Implement iWMMXt support.
572 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
573 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
574 gnu_Unwind_Save_WMMXC): Define.
576 2007-03-07 Richard Sandiford <richard@codesourcery.com>
578 * config/vxworks.h (vxworks_override_options): Declare.
579 (VXWORKS_OVERRIDE_OPTIONS): Use it.
580 * config/vxworks.c: Include target.h and toplev.h.
581 (vxworks_override_options): New function.
582 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
584 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
586 * config/s390/s390.c (override_options): Don't emit an error when
587 -mstack-size is used without providing -mstack-guard.
588 (s390_emit_prologue): Choose stack_guard value automatically if not
589 provided via command line.
590 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
592 2007-03-07 Richard Sandiford <richard@codesourcery.com>
594 * config/i386/i386.c (output_set_got): Add a GOT initialization
595 sequence for VxWorks PIC.
596 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
597 around labels as well as symbols. Use gotoff_operand instead
598 of local_symbolic_operand.
599 (legitimize_pic_address): Use gotoff_operand instead of
600 local_symbolic_operand. Use @GOT accesses for labels as
602 (ix86_output_addr_diff_elt): Use PC-relative rather than
603 GP-relative offsets for VxWorks PIC.
604 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
605 no_new_pseudos. Check whether the returned register is op0.
606 * config/i386/i386.md (tablejump): Use PC-relative rather than
607 GP-relative offsets for VxWorks PIC.
608 * config/i386/predicates.md (gotoff_operand): New predicate.
610 2007-03-06 Richard Sandiford <richard@codesourcery.com>
612 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
614 * config/vxworks-dummy.h: New file.
615 * config/i386/i386.h: Include it.
617 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
619 * dwarf2out.c (is_inlined_entry_point): New
620 (add_high_low_attributes): Emit DW_AT_entry_pc along with
621 DW_AT_ranges if the first subblock is the entry point.
623 2007-03-06 David Daney <ddaney@avtrex.com>
625 * doc/install.texi (mips-*-*): Change recommended binutils
628 2007-03-06 Anatoly Sokolov <aesok@post.ru>
630 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
631 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
633 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
634 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
636 2007-03-06 Jan Hubicka <jh@suse.cz>
638 * errors.h (warning, error, fatal, internal_error): Mark as cold.
639 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
641 (probably_cold_bb_p): Cold functions are cold.
642 (probably_never_executed_bb_p): Cold functions are cold.
643 (tree_bb_level_predictions): Predict calls to cold functions as not
645 (compute_function_frequency): Check hot/cold attributes.
646 * function.h (function_frequency): Update comments.
647 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
648 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
649 (c_common_att): Add cold and hot.
651 * doc/extend.texi (hot,cold attributes): Document.
653 2007-03-06 Andrew Haley <aph@redhat.com>
655 * function.c (expand_function_end): Move blockage to just after we
656 emit the label for the naked return from the function.
658 2007-03-06 Richard Sandiford <richard@codesourcery.com>
660 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
663 2007-03-06 Jan Hubicka <jh@suse.cz>
665 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
666 loaded for constant large models. Non-large 64bit PIC can do.
667 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
668 * cmodel.h: Add LARGE PIC.
669 * i386.md (UNSPEC_PLTOFF): New.
670 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
672 (*call_1_rex64): Disable for large models.
673 (*call_1_rex64_large): New.
674 (*call_value_1_rex64): Disable for large models.
675 (*call_value_1_rex64_large): New.
677 (set_got_offset_rex64): New.
678 * predicates.md (constant_call_address_operand): For large model
679 constant calls are not possible.
680 * i386-protos.h (construct_plt_address): Declare.
681 * i386.c (override_options): Accept large models.
682 (ix86_expand_prologue): Expand large PIC GOT pointer load.
683 (legitimate_constant_p): Add new UNSPECs.
684 (legitimate_pic_operand_p): Likewise.
685 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
686 (legitimize_pic_address): Do easy RIP relative way for TLS only for
688 (output_pic_addr_const): Add PLTOFF.
689 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
690 (ix86_expand_move): Legitimize pic address when in PIC mode.
691 (construct_plt_address): New function.
692 (ix86_expand_call): Offload the address to register and use GOT pointer
694 * invoke.texi (mcmodel=large): Update documentation.
696 2007-03-06 Richard Henderson <rth@redhat.com>
698 * config/i386/i386.c (x86_use_leave, x86_push_memory,
699 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
700 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
701 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
702 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
703 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
704 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
705 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
706 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
707 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
708 x86_partial_reg_dependency, x86_memory_mismatch_stall,
709 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
710 x86_sse_partial_reg_dependency, x86_sse_split_regs,
711 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
712 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
713 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
714 x86_schedule, x86_use_bt, x86_pad_returns,
715 x86_use_xchgb): Merge into ...
716 (ix86_tune_features): ... here. New array.
717 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
718 x86_bswap): Merge into ...
719 (ix86_arch_features): ... here. New array.
720 (x86_3dnow_a): Remove.
721 (x86_accumulate_outgoing_args): Make static.
722 (x86_arch_always_fancy_math_387): Make static.
723 (ix86_tune_mask, ix86_arch_mask): Move ...
724 (override_options): ... to local variables here. Apply the
725 appropriate mask to each element of ix86_arch_features and
726 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
727 as were done in the old macros.
728 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
729 * config/i386/i386.h (x86_use_leave, x86_push_memory,
730 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
731 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
732 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
733 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
734 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
735 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
736 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
737 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
738 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
739 x86_partial_reg_dependency, x86_memory_mismatch_stall,
740 x86_accumulate_outgoing_args, x86_prologue_using_move,
741 x86_epilogue_using_move, x86_decompose_lea,
742 x86_arch_always_fancy_math_387, x86_shift1,
743 x86_sse_partial_reg_dependency, x86_sse_split_regs,
744 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
745 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
746 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
747 x86_use_incdec, x86_pad_returns, x86_bswap,
748 x86_partial_flag_reg_stall): Remove.
749 (enum ix86_tune_indices): New.
750 (ix86_tune_features): New.
751 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
752 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
753 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
754 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
755 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
756 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
757 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
758 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
759 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
760 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
761 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
762 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
763 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
764 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
765 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
766 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
767 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
768 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
769 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
770 TARGET_EXT_80387_CONSTANTS): Use it.
771 (enum ix86_arch_indices): New.
772 (ix86_arch_features): New.
773 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
774 TARGET_BSWAP): Use it.
775 (ix86_tune_mask, ix86_arch_mask): Remove.
777 2007-03-06 Joseph Myers <joseph@codesourcery.com>
780 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
781 Define using $${sysroot_headers_suffix}.
782 * configure: Regenerate.
783 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
784 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
786 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
787 * gcc.c (print_sysroot_headers_suffix): New.
788 (option_map): Include --print-sysroot-headers-suffix.
789 (display_help): Mention -print-sysroot-headers-suffix.
790 (process_command): Handle -print-sysroot-headers-suffix.
791 (do_spec_1): Append multilib directory to include-fixed path if
792 sysroot suffixes in use.
793 (main): Handle -print-sysroot-headers-suffix.
794 * Makefile.in (start.encap): Don't depend on xlimits.h
796 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
797 limits.h for each multilib in fixinc_list.
798 (fixinc_list, s-fixinc_list): New.
799 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
800 generate them for each multilib in fixinc_list.
801 (stmp-fixproto): Use include-fixed. Run fixproto for each
802 multilib in fixinc_list.
803 (mostlyclean): Don't remove xlimits.h.
804 (clean): Remove include-fixed.
805 (real-install-headers-tar, real-install-headers-cpio,
806 real-install-headers-cp): Don't copy include, only include-fixed.
807 (install-mkheaders): Depend on fixinc_list. Don't depend on
808 xlimits.h. Save limits.h files for each multilib in fixinc_list.
809 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
810 SYSTEM_HEADER_DIR setting in mkheaders.conf.
812 2007-03-06 Jan Hubicka <jh@suse.cz>
814 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
817 2007-03-06 Richard Sandiford <richard@codesourcery.com>
819 * configure.ac: Allow tm_file to contain build-directory files.
820 * configure: Regenerate.
821 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
822 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
823 * config/m68k/print-sysroot-suffix.sh: New file.
825 2007-03-06 Richard Sandiford <richard@codesourcery.com>
827 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
828 of pic_offset_table_rtx if reload_completed.
829 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
830 PIC_OFFSET_TABLE_REGNUM.
831 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
833 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
834 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
836 2007-03-06 Richard Sandiford <richard@codesourcery.com>
838 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
839 functions that call eh_return.
841 2007-03-06 Richard Sandiford <richard@codesourcery.com>
843 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
844 functions that need a constant pool.
846 2007-03-06 Richard Sandiford <richard@codesourcery.com>
849 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
850 (m68k_preferred_reload_class): Likewise.
851 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
852 (SECONDARY_RELOAD_CLASS): Define.
853 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
854 (LIMIT_RELOAD_CLASS): Delete.
855 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
856 registers from storing bytes.
857 (m68k_secondary_reload_class): New function.
858 (m68k_preferred_reload_class): Likewise.
860 2007-03-06 Richard Sandiford <richard@codesourcery.com>
862 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
864 (m68k_expand_prologue): Likewise.
866 2007-03-06 Richard Sandiford <richard@codesourcery.com>
868 * config/m68k/m68k-protos.h (output_sibcall): Declare.
869 (mips_expand_epilogue): Add a bool parameter.
870 (m68k_legitimize_sibcall_address): Declare.
871 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
872 (m68k_expand_epilogue): Add a parameter to select between sibling
873 and normal epilogues. Only generate a return for the latter.
874 (m68k_ok_for_sibcall_p): New function.
875 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
876 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
877 (sibcall_value, *sibcall_value): Likewise.
878 (*call, *call_value): Require !SIBLING_CALL_P.
879 (epilogue): Update call to m68k_expand_epilogue.
880 (sibcall_epilogue): New pattern.
881 * config/m68k/predicates.md (const_call_operand): Say that this
882 predicate applies to sibling calls too.
883 (sibcall_operand): New predicate.
885 2007-03-06 Richard Sandiford <richard@codesourcery.com>
887 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
888 alternatives as movsi_cf.
889 (movsf_cf_hard): Add commentary.
891 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
892 Richard Sandiford <richard@codesourcery.com>
894 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
895 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
896 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
897 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
898 as being live on exit from an interrupt function.
899 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
900 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
901 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
902 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
903 (m68k_interrupt_function_p): Globalize.
904 (m68k_compute_frame_layout): Remove reverse mask code.
905 (m68k_emit_movem, m68k_set_frame_related): New functions.
906 (m68k_output_function_prologue): Delete in favor of...
907 (m68k_expand_prologue): ...this new function.
908 (m68k_output_function_epilogue): Delete in favor of...
909 (m68k_expand_epilogue): ...this new function.
910 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
912 (print_operand): Handle %?.
913 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
914 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
915 (prologue, epilogue): New patterns.
916 (return): Turn into a define_expand.
917 (*return): New pattern, derived from old "return" pattern. Use rte
918 rather than rts for interrupt functions. Only use rtd if the pop
920 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
921 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
922 (link, *link, unlink, *unlink, load_got): Likewise.
924 2007-03-06 Richard Sandiford <richard@codesourcery.com>
928 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
929 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
930 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
931 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
932 and m68k_matches_u_p.
933 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
934 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
935 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
936 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
937 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
938 (REG_STRICT_P): New macro.
939 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
940 PCREL_GENERAL_OPERAND_OK.
941 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
942 m68k_legitimate_base_reg_p.
943 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
944 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
945 (PIC_CASE_VECTOR_ADDRESS): Update comment.
946 * config/m68k/m68k.c (m68k_address): New structure.
947 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
948 (m68k_decompose_index, m68k_legitimate_constant_address_p)
949 (m68k_jump_table_ref_p, m68k_decompose_address)
950 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
951 (m68k_matches_u_p): New functions.
952 (print_operand_address): Rewrite to use m68k_decompose_index.
954 2007-03-05 David Taylor <dtaylor@emc.com>
956 * gcc.c: Correct copyright date in --version output.
958 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
960 * pa.md: In unamed move patterns, disparge copies between general
961 and floating point registers using '?' modifier. Don't include 'f'
962 constraint for register preferences in DImode, SImode, HImode and
963 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
964 Remove constraints for copies between general and floating registers
965 in soft-float DFmode pattern.
966 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
970 2007-03-05 Mike Stump <mrs@apple.com>
972 * c-common.c (targetcm): Add.
973 * c-opts.c (c_common_handle_option): Handle language specific
975 * opts.c (handle_option): Verify language for target options, if
977 * opth-gen.awk: Add CL_LANG_ALL.
978 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
979 (TARGETCM_INITIALIZER): Add.
980 * target.h (struct gcc_targetcm): Add.
982 * targhooks.c (default_handle_c_option): Add.
983 * targhooks.h (default_handle_c_option): Add.
984 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
986 * config/darwin.opt (iframework): Add.
987 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
988 * config/darwin-c.c (handle_c_option): Add.
989 (TARGET_HANDLE_C_OPTION): Add.
991 * doc/invoke.texi (Darwin Options): Add -iframework.
993 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
995 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
998 2007-03-05 Ian Lance Taylor <iant@google.com>
1000 * c.opt (fgnu89-inline): New option.
1001 * c-opts.c (c_common_post_options): Set default value for
1003 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
1004 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
1006 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
1007 (grokdeclarator, start_function): Likewise.
1008 * c-cppbuiltin.c (c_cpp_builtins): Define either
1009 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
1010 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
1011 (C Dialect Options): Document -fgnu89-inline.
1012 * doc/extend.texi (Function Attributes): Explain what the
1013 gnu_inline attribute does.
1014 * doc/cpp.texi (Common Predefined Macros): Document
1015 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1017 2007-03-05 Ian Lance Taylor <iant@google.com>
1019 PR tree-optimization/31034
1020 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
1021 half-range if the other side is an overflow infinity.
1023 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
1025 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
1026 (bfin*-linux-uclibc*): New configuration.
1027 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
1029 * config/bfin/linux.h: New file.
1030 * config/bfin/libgcc-bfin.ver: New file.
1031 * config/bfin/t-bfin-uclinux: New file.
1032 * config/bfin/t-bfin-linux: New file.
1033 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
1034 (TARGET_OS_CPP_BUILTINS): New macro.
1036 2007-03-05 Richard Guenther <rguenther@suse.de>
1038 * fold-const.c (fold_binary): Remove duplicate folding
1039 of comparison of non-null ADDR_EXPR against null.
1041 2007-03-05 Richard Guenther <rguenther@suse.de>
1042 Dorit Nuzman <dorit@il.ibm.com>
1044 PR tree-optimization/26420
1045 * tree-vectorizer.c (vectorize_loops): Bail out early if there
1046 are no loops in the function. Only print the number of
1047 vectorized loops if it is greater than zero or we are supposed
1048 to print information about unvectorized loops.
1050 2007-03-05 Revital Eres <eres@il.ibm.com>
1052 * gcc.dg/var-expand1.c: New test.
1053 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
1054 when an accumulator is expanded.
1056 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1059 * c-common.c (convert_and_check): Don't give warnings for
1060 conversion if 'expr' already overflowed.
1062 2007-03-04 Roger Sayle <roger@eyesopen.com>
1065 * fold-const.c (fold_comparison): Enforce type consistency when
1066 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
1068 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
1070 * tree-ssa-address.c (create_mem_ref): Do not put an expression
1071 containing a cast to the base of TARGET_MEM_REF.
1073 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
1075 * tree.c (tree_contains_struct_check_failed): Remove spurious
1076 whitespace from error message.
1078 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1081 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
1082 instead of precision.
1084 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
1085 Nathan Sidwell <nathan@codesourcery.com>
1087 * emit-rtl.c (find_auto_inc): New.
1088 (try_split): recreate REG_INC notes,
1089 Use regular for loops rather than whiles.
1091 2007-03-03 Andreas Schwab <schwab@suse.de>
1093 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
1094 * configure: Regenerate.
1096 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1098 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
1099 flag_rounding_math, not flag_unsafe_math_optimizations.
1101 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
1103 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
1104 alpha_fold_vector_minmax): Likewise.
1105 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1106 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
1108 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1110 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
1111 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
1112 if the lhs has side-effects.
1113 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
1115 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1117 * config/i386/i386.h (TUNEMASK): Remove define.
1118 (ARCHMASK): Remove define.
1119 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
1120 Use ix86_arch_mask variable instead of ARCHMASK.
1121 * config/i386/i386.c (override_options): Ditto.
1122 (standard_80387_constant_p): Ditto.
1124 2007-03-02 Ian Lance Taylor <iant@google.com>
1126 Used signed infinities in VRP.
1127 * tree-vrp.c (uses_overflow_infinity): New static function.
1128 (supports_overflow_infinity): New static function.
1129 (make_overflow_infinity): New static function.
1130 (negative_overflow_infinity): New static function.
1131 (positive_overflow_infinity): New static function.
1132 (is_negative_overflow_infinity): New static function.
1133 (is_positive_overflow_infinity): New static function.
1134 (is_overflow_infinity): New static function.
1135 (overflow_infinity_range_p): New static function.
1136 (compare_values_warnv): New function split out of compare_values.
1137 (compare_value): Call it.
1138 (set_value_range_to_nonnegative): Add overflow_infinity
1139 parameter. Change caller.
1140 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
1142 (vrp_expr_computes_nonzero): Likewise.
1143 (compare_ranges, compare_range_with_value): Likewise.
1144 (compare_name_with_value, compare_names): Likewise.
1145 (vrp_evaluate_conditional): Likewise.
1146 (set_value_range): Handle infinity
1147 (vrp_operand_equal_p, operand_less_p): Likewise.
1148 (extract_range_from_assert): Likewise.
1149 (vrp_int_const_binop): Likewise.
1150 (extract_range_from_binary_expr): Likewise.
1151 (extract_range_from_unary_expr): Likewise.
1152 (extract_range_from_comparison): Likewise.
1153 (extract_range_from_expr): Likewise.
1154 (dump_value_range): Likewise.
1155 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
1156 (test_for_singularity): Likewise.
1157 (vrp_int_const_binop): Remove inline qualifier.
1158 (adjust_range_with_scev): Add comment.
1159 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1161 2007-03-02 Diego Novillo <dnovillo@redhat.com>
1163 * tree-ssa-structalias.c (could_have_pointers): Tidy.
1164 (get_constraint_for): Likewise.
1165 (do_structure_copy): Likewise.
1166 (find_func_aliases): Fix references to MODIFY_EXPR.
1167 (intra_create_variable_infos): Tidy.
1168 * tree-ssa-operands.c (add_virtual_operand): Add argument
1170 When adding members of alias sets, if IS_CALL_SITE is true and
1171 the symbol is not call-clobbered, skip it.
1174 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1176 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
1177 entry by means of emit_insn_at_entry.
1179 2007-03-02 Richard Henderson <rth@redhat.com>
1181 * expr.h (promoted_input_arg): Remove decl.
1182 * function.c (promoted_input_arg): Merge into ...
1183 * combine.c (setup_incoming_promotions): ... only caller.
1184 Rearrange to avoid double loop.
1186 2007-03-02 Ben Elliston <bje@au.ibm.com>
1187 Peter Bergner <bergner@vnet.ibm.com>
1188 Janis Johnson <janis187@us.ibm.com>
1190 * config/rs6000/dfp.md: New file.
1191 * config/rs6000/rs6000.md: Include dfp.md.
1192 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
1193 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
1194 and TDmode decimal float modes in FP registers.
1195 (num_insns_constant): Likewise.
1196 (rs6000_legitimate_offset_address_p): Likewise.
1197 (rs6000_legitimize_address): Likewise.
1198 (rs6000_legitimize_reload_address): Likewise.
1199 (rs6000_legitimate_address): Likewise.
1200 (rs6000_emit_move): Likewise.
1201 (function_arg_boundary): Likewise.
1202 (function_arg_advance): Likewise.
1203 (rs6000_darwin64_record_arg_recurse): Likewise.
1204 (function_arg): Likewise.
1205 (rs6000_gimplify_va_arg): Likewise.
1206 (rs6000_split_multireg_move): Likewise.
1207 (rs6000_output_function_epilogue): Likewise.
1208 (rs6000_output_function_epilogue): Likewise.
1209 (rs6000_register_move_cost): Likewise.
1210 (rs6000_function_value): Likewise.
1211 (rs6000_libcall_value): Likewise.
1213 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1215 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
1217 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1219 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
1220 Use $MULTIDIR to choose between the kernel and RTP headers,
1221 and use $WIND_BASE and $WIND_USR to locate them.
1223 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1225 * config/i386/i386.c (override_options): Put initialization of
1226 ix86_tune_mask and ix86_arch_mask to the correct place.
1228 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1229 Michael Meissner <michael.meissner@amd.com>
1232 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
1234 (TARGET_CMOVE): Use ARCHMASK.
1235 (TARGET_CMPXCHG): Ditto.
1236 (TARGET_CMPXCHG8B): Ditto.
1237 (TARGET_XADD): Ditto.
1238 (TARGET_BSWAP): Ditto.
1239 * config/i386/i386.c (ix86_tune_mask): New global variable.
1240 (ix86_arch_mask): Ditto.
1241 (override_options): Initialize ix86_tune_mask and
1242 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
1245 2007-03-02 Ben Elliston <bje@au.ibm.com>
1248 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
1250 2007-03-02 Joseph Myers <joseph@codesourcery.com>
1252 * target.h (init_dwarf_reg_sizes_extra): New target hook.
1253 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
1254 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
1255 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
1257 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
1258 rs6000_init_dwarf_reg_sizes_extra): New.
1259 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
1260 SPE register high parts.
1262 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
1264 * Makefile.in: Add install-pdf target as
1265 copied from automake v1.10 rules.
1266 * configure.ac: Add install-pdf to target list.
1267 * configure: Regenerate.
1269 2007-03-01 Paul Brook <paul@codesourcery.com>
1271 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
1272 modes to LDRD for DImode.
1273 (output_move_double): Fixup out of range ldrd/strd.
1274 (vfp_secondary_reload_class): Rename...
1275 (coproc_secondary_reload_class): ... to this. Add wb argument.
1276 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
1277 coproc_secondary_reload_class for CLASS_IWMMXT.
1278 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
1279 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
1281 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1283 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
1284 factor by the estimated number of iterations.
1285 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
1288 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
1289 decode_caches_intel, detect_caches_intel): New functions.
1290 (host_detect_local_cpu): Use detect_caches_amd and
1291 detect_caches_intel.
1293 2007-03-01 Richard Henderson <rth@redhat.com>
1295 * expr.c (emit_move_complex_push): Export.
1296 (emit_move_complex_parts): Split out from ...
1297 (emit_move_complex): ... here.
1298 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
1299 * config/i386/i386.md (movcdi): New.
1301 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
1303 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
1304 size of mode1 to check for tieable modes in MMX case.
1306 2007-03-01 Richard Sandiford <richard@codesourcery.com>
1308 * Makefile.in (rtlanal.o): Depend on tree.h.
1309 * rtl.h (offset_within_section_p, split_const): Declare.
1310 * rtlanal.c: Include tree.h.
1311 (offset_within_block_p): New function, taken from
1312 mips_offset_within_object_p.
1313 (split_const): New function, taken from mips_split_const.
1314 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
1316 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1317 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
1318 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
1319 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1320 (m68k_illegitimate_symbolic_constant_p): New function.
1321 * config/m68k/m68k.md (movsi): Remove misleading predicates.
1322 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
1323 symbolic constant that might be outside the symbol's section,
1324 move the symbol first and then add the offset.
1325 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
1327 * config/mips/mips.c (mips_split_const): Delete.
1328 (mips_offset_within_object_p): Delete.
1329 (mips_symbolic_constant_p): Use offset_within_section_p and
1330 split_const instead of mips_offset_within_object_p and
1332 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
1333 (mips_legitimize_const_move, print_operand_reloc)
1334 (mips_dangerous_for_la25_p): Use split_const instead of
1337 2007-02-28 Eric Christopher <echristo@apple.com>
1339 * Makefile.in (install-include-dir): Don't rm -rf include.
1341 2007-02-28 Richard Guenther <rguenther@suse.de>
1344 * fold-const.c (fold_binary): Do not associate expressions
1345 with more than one variable for integer types that do not wrap.
1347 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
1349 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
1350 Delete, and replace with...
1351 (fold_builtin_call_array): This. Update callers to use it.
1352 * fold-const.c (fold_build_call_list): Delete, and replace with...
1353 (fold_build_call_array): This.
1354 (fold_build_call_list_initializer): Delete, and replace with...
1355 (fold_build_call_array_initializer): This.
1356 * tree.h: Update declarations to reflect above changes.
1358 * c-typeck.c (build_function_call): Store converted arguments
1359 in a stack-allocated array instead of building a list.
1360 (convert_arguments): Store arguments in the array passed in as an
1361 argument, and return the actual number of arguments.
1362 * c-format.c: (check_function_format): Pass arguments in an
1363 array instead of a list.
1364 * c-common.c (check_function_nonnull): Likewise.
1365 (check_function_sentinel): Likewise.
1366 (check_function_arguments): Likewise.
1367 * c-common.h: Update declarations to reflect above changes.
1369 2007-02-28 Jan Hubicka <jh@suse.cz>
1371 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
1372 PRED_NEGATIVE_RETURN): Update outcomes.
1374 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
1376 * calls.c (emit_library_call_value_1): Handle partial registers
1377 correctly when building up CALL_INSN_FUNCTION_USAGE.
1379 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1381 * pa/predicates.md (move_src_operand): Allow zero for mode.
1382 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
1385 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
1388 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
1389 *movv2df_internal): Enable pattern only for valid operand
1391 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
1392 tie only 128bit modes. For MMX registers, tie only 64bit modes.
1394 2007-02-27 Mike Stump <mrs@apple.com>
1396 * config/darwin-crt3.c: Avoid compilation when compiling for a
1399 2007-02-27 Joseph Myers <joseph@codesourcery.com>
1401 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
1403 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
1404 for fixed headers and limits.h.
1405 (install-include-dir, install-headers-tar, install-headers-cpio,
1406 install-headers-cp, real-install-headers-tar,
1407 real-install-headers-cpio, real-install-headers-cp): Handle
1408 include-fixed as well as include.
1409 (install-mkheaders): Don't install files that go only in include
1411 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
1412 from GCC_INCLUDE_DIR.
1413 * gcc.c (process_command): Remove special -BstageN/ handling.
1414 (do_spec_1): Add include-fixed directories.
1416 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1418 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
1420 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
1422 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
1425 2007-02-27 Mark Mitchell <mark@codesourcery.com>
1427 * c-common.c (get_priority): Add check for
1428 SUPPORTS_INIT_PRIORITY.
1430 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1432 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
1434 * config/bfin/bfin.c: Include "cfglayout.h".
1435 (MAX_LSETUP_DISTANCE): New macro.
1436 (struct loop_info): New members incoming, incoming_src and
1437 incoming_dest. Delete member predecessor.
1438 (length_for_loop): New function.
1439 (bfin_optimize_loop): Handle more different loop structures.
1440 (bfin_discover_loop): Rework detection of predecessor blocks by
1441 examining incoming edges.
1442 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
1444 (bfin_reorder_loops): New function.
1445 (bfin_reorg_loops): Use these three new functions.
1447 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
1448 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
1449 (CONSTRAINT_LEN): Add entry for 'q'.
1450 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
1451 Add 'q' constraints.
1452 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
1453 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
1455 * config/bfin/bfin.md (add_with_carry): New pattern.
1456 (s_or_u, su_optab, su_modifier): New code macros/attrs.
1457 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
1458 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
1459 support unsigned multiplies too. Removed incorrect commutativity from
1460 operand 1 constraint where appropriate.
1461 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
1463 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
1464 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
1466 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
1467 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
1468 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
1469 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
1470 usmulhisi_hh_huh): New patterns.
1472 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
1473 lshifthi3): Fix output template to use half reg for operand 2.
1475 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
1478 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
1480 2007-02-27 Andreas Schwab <schwab@suse.de>
1482 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
1484 2007-02-27 Jan Hubicka <jh@suse.cz>
1486 * predict.c (last_basic_block_p): Remove.
1487 (tree_estimate_probability): Update return heuristic for commonized
1490 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1492 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
1494 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1496 * doc/include/gcc-common.texi (versionsubtitle): New macro.
1497 * doc/cpp.texi: Standardize title page.
1498 * doc/cppinternals.texi: Likewise.
1499 * doc/gcc.texi: Standardize title page, remove version number
1500 from copyright page.
1501 * doc/gccint.texi: Likewise.
1502 * doc/install.texi: Standardize title page, add table of
1505 2007-02-26 Jan Hubicka <jh@suse.cz>
1507 * predict.def: Set outcomes according to more recent results.
1508 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
1509 Remove dead predictors.
1510 * predict.c (return_prediction): Fix pasto.
1512 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1514 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
1515 change; avoid a memory leak when returning early.
1517 2007-02-26 Mark Mitchell <mark@codesourcery.com>
1519 * c-decl.c (static_ctors): Move to c-common.c.
1520 (static_dtors): Likewise.
1521 (finish_function): Use c_record_cdtor_fn.
1522 (build_cdtor): Move to c-common.c.
1523 (c_write_global_declarations): Use c_build_cdtor_fns.
1524 * c-common.h (static_ctors): Declare.
1525 (static_dtors): Likewise.
1526 (c_record_cdtor_fn): Likewise.
1527 (c_build_cdtor_fns): Likewise.
1528 * c-common.c (static_ctors): New variable.
1529 (static_dtors): Likewise.
1530 (c_record_cdtor_fn): New function.
1531 (build_cdtor): Move from c-decl.c
1532 (c_build_cdtor_fns): New function.
1534 * output.h (assemble_addr_to_section): Declare.
1535 (get_cdtor_priority_section): Likewise.
1536 * varasm.c (assemble_addr_to_section): New function.
1537 (get_cdtor_priority_section): Likewise.
1538 (default_named_section_asm_out_destructor): Use them.
1539 (destor_dtor_section_asm_out_destructor): Likewise.
1540 (default_named_section_asm_out_constructor): Likewise.
1541 (default_ctor_section_asm_out_constructor): Likewise.
1542 * config.gcc (*-*-vxworks*): Include vxworks.o.
1543 * config/t-vxworks (vxworks.o): New target.
1544 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
1545 (TARGET_ASM_CONSTRUCTOR): Define.
1546 (TARGET_ASM_DESTRUCTOR): Likewise.
1547 (vxworks_asm_out_constructor): Declare.
1548 (vxworks_asm_out_destructor): Likewise.
1550 * c-common.c (get_priority): Check that we have not just an
1551 INTEGER_CST, but an integer constant with integeral type.
1553 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
1555 PR tree-optimization/30938
1556 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
1557 use &dt[nargs-1] instead of &dt[nargs] in the call to
1558 vect_is_simple_use().
1560 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
1562 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
1563 from register elimination as PRE_MODIFY / POST_MODIFY increments.
1564 Do not attempt to handle MEM inside auto-inc expressions.
1565 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
1566 of a register modified by an auto-inc expression. However, do handle
1567 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
1568 (elimination_effects): Prohibit elimination of a register modified
1569 by an auto-inc expression. Disable register elimination rules whose
1570 target register is modified by an auto-inc expression with variable
1573 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1575 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
1577 (array_at_struct_end_p): New function.
1578 (idx_infer_loop_bounds): Use it.
1579 (estimate_numbers_of_iterations_loop): Export.
1580 * predict.c (predict_loops): Use estimated_loop_iterations_int.
1581 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
1582 (tree_estimate_probability): Call record_loop_exits.
1583 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
1584 (estimated_loop_iterations, estimated_loop_iterations_int,
1585 estimated_loop_iterations_tree): New functions.
1586 (analyze_siv_subscript_cst_affine,
1587 compute_overlap_steps_for_affine_1_2,
1588 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
1589 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
1590 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
1591 (PRED_LOOP_ITERATIONS_GUESSED): New.
1592 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
1593 * cfgloop.h (estimate_numbers_of_iterations_loop,
1594 estimated_loop_iterations_int): Declare.
1596 2007-02-25 Mark Mitchell <mark@codesourcery.com>
1598 * doc/extend.texi: Document optional priority argument to
1599 constructors and destructors.
1600 * tree.c (init_priority_for_decl): Adjust GTY markers.
1601 (init_ttree): Use priority-info hash functions for
1602 init_priority_for_decl.
1603 (tree_map_eq): Rename to ...
1604 (tree_map_base_eq): ... this.
1605 (tree_map_marked_p): Rename to ...
1606 (tree_map_base_marked_p): ... this.
1607 (tree_map_base_hash): New function.
1608 (decl_init_priority_lookup): Rework.
1609 (decl_fini_priority_lookup): New function.
1610 (decl_priority_info): New function.
1611 (decl_init_priority_insert): Use it.
1612 (decl_fini_priority_insert): Likewise.
1613 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
1615 (decl_restrict_base_insert): Likewise.
1616 (decl_debug_expr_insert): Likewise.
1617 (decl_value_expr_lookup): Likewise.
1618 (decl_value_expr_insert): Likewise.
1619 * tree.h (priority_type): New type.
1620 (decl_init_priority_lookup): Use priority_type.
1621 (decl_fini_priority_lookup): New function.
1622 (decl_init_priority_insert): Use priority_type.
1623 (decl_fini_priority_insert): New function.
1624 (DECL_HAS_INIT_PRIORITY): Tweak comments.
1625 (DECL_INIT_PRIORITY): Likewise.
1626 (SET_DECL_INIT_PRIORITY): Add comment.
1627 (DECL_FINI_PRIORITY): New macro.
1628 (SET_DECL_FINI_PRIORITY): Likewise.
1629 (DEFAULT_INIT_PRIORITY): Document.
1630 (MAX_INIT_PRIORITY): Likewise.
1631 (MAX_RESERVED_INIT_PRIORITY): Likewise.
1632 (tree_map_base): New type.
1633 (tree_map_base_eq): New function.
1634 (tree_map_base_hash): Likewise.
1635 (tree_map_base_marked_p): Likewise.
1636 (tree_map): Inherit from tree_map_base.
1637 (tree_map_eq): Make it a macro.
1638 (tree_map_marked_p): Likewise.
1639 (tree_int_map): Inherit from tree_map_base.
1640 (tree_int_map_eq): Make it a macro.
1641 (tree_int_map_hash): Likewise.
1642 (tree_int_map_marked_p): Likewise.
1643 (tree_priority_map): New type.
1644 (tree_priority_map_eq): New macro.
1645 (tree_priority_map_hash): Likewise.
1646 (tree_priority_map_marked_p): Likewise.
1647 * varasm.c (emults_decl): Adjust for refactoring of tree_map
1649 (emutls_common_1): Likewise.
1650 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
1651 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
1652 of tree_map hierarchy.
1653 * tree-cfg.c (move_stmt_r): Likewise.
1654 (new_label_mapper): Likewise.
1655 * c-tree.h (c_expand_body): Move to ...
1656 * c-common.h (c_expand_body): ... here.
1657 * c-decl.c (c_expand_body): Move to ...
1658 * c-common.c (c_expand_body): ... here.
1659 (c_common_attribute_table): Allow 1 argument for the constructor
1660 and destructor attributes.
1661 (get_priority): New function.
1662 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
1663 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
1665 2007-02-24 Jan Hubicka <jh@suse.cz>
1668 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
1670 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
1671 Jan Hubicka <jh@suse.cz>
1674 * i386.c (counter_mode): New function.
1675 (expand_set_or_movmem_via_loop): Use it.
1676 (expand_movmem_epilogue): Likewise; fix pasto.
1677 (ix86_expand_movmem): Do emit guard even for constant counts.
1678 (ix86_expand_setmem): Likewise.
1680 2007-02-25 Nick Clifton <nickc@redhat.com>
1682 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
1683 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1685 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
1688 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
1689 count argument with 0x10, not with 0x16.
1690 (expand_setmem_epilogue): Ditto.
1692 2007-02-24 Mike Stump <mrs@apple.com>
1694 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
1697 2007-02-24 Richard Guenther <rguenther@suse.de>
1700 * fold-const.c (fold_binary): Fold x +- CST op x for
1701 EQ_EXPR and NE_EXPR.
1703 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1705 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
1707 2007-02-24 Jan Hubicka <jh@suse.cz>
1709 * cgraphunit.c (decide_is_function_needed): Honor
1710 -fkeep-inline-functions.
1712 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1714 * builtins.c (fold_builtin_modf): New.
1715 (fold_builtin_2): Use it.
1717 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
1719 * loop-iv.c (implies_p): Detect additional cases where A implies B.
1720 (determine_max_iter): Take additional LOOP arg; all callers changed.
1721 Lose broken logic dealing with PLUS. Try to limit the upper bound by
1722 one using simplifications.
1723 (simplify_using_initial_values): Return if the expression becomes
1724 invalid due to altered regs.
1726 2007-02-23 DJ Delorie <dj@redhat.com>
1728 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
1730 2007-02-23 Mike Stump <mrs@apple.com>
1732 * tlink.c (scan_linker_output): Parse linker messages from
1733 darwin9's linker better.
1735 2007-02-23 Steve Ellcey <sje@cup.hp.com>
1738 * varpool.c (varpool_assemble_pending_decls): Set
1739 varpool_last_needed_node to null.
1741 2007-02-23 DJ Delorie <dj@redhat.com>
1743 * config/i386/i386.c (ix86_data_alignment): Don't specify an
1744 alignment bigger than the object file can handle.
1746 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
1749 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
1750 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
1751 (*movsf_1): Penalize MMX moves.
1753 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
1755 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
1756 2^32-1 or more times unless flag_unsafe_loop_optimizations.
1758 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
1760 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1762 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
1763 (fold_builtin_1): Use them.
1764 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1765 BUILT_IN_SIGNIFICAND.
1767 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
1769 * config/i386/i386.c (bdesc_1arg): Initialize
1770 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
1771 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
1772 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
1773 and IX86_BUILTIN_MOVSLDUP.
1775 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
1777 PR rtl-optimization/30841
1778 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
1780 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1782 * builtins.c (fold_builtin_frexp): New.
1783 (fold_builtin_2): Use it.
1785 2007-02-22 Mark Mitchell <mark@codesourcery.com>
1787 * doc/invoke.texi (Spec Files): Document getenv spec function.
1789 * gcc.c (getenv_spec_function): New function.
1790 (static_spec_functions): Add it.
1791 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
1792 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
1795 2007-02-22 Michael Matz <matz@suse.de
1798 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
1799 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
1801 2007-02-22 Ian Lance Taylor <iant@google.com>
1804 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
1805 (mem_loc_descriptor): Call it.
1807 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
1808 Ira Rosen <irar@il.ibm.com>
1810 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
1812 2007-02-22 Ira Rosen <irar@il.ibm.com>
1814 PR tree-optimization/30843
1815 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
1816 stores only after all the group is vectorized.
1818 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
1820 PR tree-optimization/30858
1821 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
1822 in the reduction cycle have a single use in the loop.
1823 * tree-vectorizer.h (relevant): Add documentation.
1825 2007-02-20 Mike Stump <mrs@apple.com>
1827 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
1828 * configure: Regenerate.
1830 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1832 Change the defaults of some parameters and options.
1833 * config/spu/spu-protos.h (spu_optimization_options): Declare.
1834 * config/spu/spu.c (spu_optimization_options): Add.
1835 (spu_override_options): Change params in spu_optimization_options.
1836 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
1838 Register 127 is only 16 byte aligned when used as a frame pointer.
1839 * config/spu/spu-protos.h (spu_init_expanders): Declare.
1840 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
1841 HARD_FRAME_POINTER_REGNUM.
1842 (spu_legitimate_address): Use regno_aligned_for_reload.
1843 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
1844 aligned when frame_pointer_needed is true.
1845 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
1847 * config/spu/spu.h (INIT_EXPANDERS): Define.
1849 Make sure shift and rotate instructions have valid immediate operands.
1850 * config/spu/predicates.md (spu_shift_operand): Remove.
1851 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
1852 * config/spu/constraints.md (W, O): Extend range.
1853 * config/spu/spu.md (umask, nmask): Define.
1854 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
1855 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
1856 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
1857 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
1858 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
1859 (lshr<mode>3_reg): Fix rtl description.
1861 Make sure mulhisi immediate operands are valid.
1862 * config/spu/predicates.md (imm_K_operand): Add.
1863 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
1865 Generate constants using fsmbi and andi.
1866 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
1867 (print_operand, spu_split_immediate, classify_immediate,
1868 fsmbi_const_p): Handle IC_FSMBI2.
1870 Correctly handle a CONST_VECTOR containing symbols.
1871 * config/spu/spu.c (print_operand): Handle HIGH correctly.
1872 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
1873 (immediate_load_p): Allow symbols that use 2 instructions to create.
1874 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
1875 with symbols when flag_pic is set.
1876 (const_vector_immediate_p): New.
1877 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
1878 accept a CONST_VECTOR with symbols.
1879 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
1880 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
1882 * config/spu/spu.md (high, low): Delete.
1883 (low_<mode>): Define.
1885 Remove INTRmode and INTR_REGNUM, which didn't work.
1886 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
1888 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
1889 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
1890 peephole2 pattern): Don't use INTR or 131.
1891 (movintrcc): Delete.
1892 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
1893 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
1894 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
1895 (UNSPEC_SET_INTR): Add.
1896 * config/spu/spu-modes.def (INTR): Remove.
1898 More accurate warnings about run-time relocations.
1899 * config/spu/spu.c (reloc_diagnostic): Test in_section.
1901 Correctly warn about immediate arguments to specific intrinsics.
1902 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
1903 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
1904 the instruction predicate.
1906 Fix tree check errors with latest update.
1907 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
1909 (spu_expand_builtin): Use CALL_EXPR_FN.
1911 Add missing specific intrinsics.
1912 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
1914 * config/spu/spu_internals.h: Ditto.
1916 Fix incorrect operand modifiers.
1917 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
1918 * config/spu/spu.md (xor<mode>3): Change %S to %J.
1920 Optimize one case of zero_extend of a vec_select.
1921 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
1923 Accept any immediate for hbr.
1924 * config/spu/spu.md (hbr): Change s constraints to i.
1926 2007-02-21 Paul Brook <paul@codesourcery.com>
1928 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
1929 condexec_count when skipping USE and CLOBBER.
1931 2007-02-21 Nick Clifton <nickc@redhat.com>
1933 * common.opt (Warray-bounds): Add Warning attribute.
1934 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
1936 (fsized-zeroes): Add Optimization attribute.
1937 (fsplit-wide-types, ftree-scev-cprop): Likewise.
1938 * c.opt (Wc++0x-compat): Add Warning attribute.
1940 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1943 * reload1.c (eliminate_regs_in_insn): In the single_set special
1944 case, attempt to re-recognize the insn before falling back to
1945 having reload fix it up.
1947 2007-02-20 Eric Christopher <echristo@gmail.com>
1949 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
1950 Rewrite accordingly.
1951 (frv_read_iacc_argument): Ditto.
1952 (frv_expand_set_builtin): Take a call instead of arglist, update for
1954 (frv_expand_unop_builtin): Ditto.
1955 (frv_expand_binop_builtin): Ditto.
1956 (frv_expand_cut_builtin): Ditto.
1957 (frv_expand_binopimm_builtin): Ditto.
1958 (frv_expand_voidbinop_builtin): Ditto.
1959 (frv_expand_int_void2arg): Ditto.
1960 (frv_expand_prefetches): Ditto.
1961 (frv_expand_voidtriop_builtin): Ditto.
1962 (frv_expand_voidaccop_builtin): Ditto.
1963 (frv_expand_load_builtin): Ditto.
1964 (frv_expand_store_builtin): Ditto.
1965 (frv_expand_mdpackh_builtin): Ditto.
1966 (frv_expand_mclracc_builtin): Ditto.
1967 (frv_expand_mrdacc_builtin): Ditto.
1968 (frv_expand_mwtacc_builtin): Ditto.
1969 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
1972 2007-02-20 Janis Johnson <janis187@us.ibm.com>
1974 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
1975 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
1977 (HAVE_GAS_DFP): Check for assembler support of decimal floating
1979 * configure: Regenerate.
1980 * config.in: Regenerate.
1981 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
1982 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
1983 masks to power6 and power6x and to POWERPC_MASKS.
1984 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1986 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
1987 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
1988 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1989 Access PROTOTYPE as variable, not mask.
1991 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
1993 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
1994 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
1995 * combine.c (adjust_for_new_dest): Use it.
1996 * postreload.c (reload_combine): Likewise.
1998 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2000 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
2001 notes on an insn with multiple sets, even if single_set returns
2002 non-NULL for that insn.
2004 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2006 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
2009 2007-02-20 Geoffrey Keating <geoffk@apple.com>
2011 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
2012 if user didn't pass it.
2013 * config/i386/darwin.h (CC1_SPEC): Likewise.
2014 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
2015 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
2016 -mmacosx-version-min.
2018 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2019 Uros Bizjak <ubizjak@gmail.com>
2021 * optabs.h (enum optab_index): Add new OTI_scalb.
2022 (scalb_optab): Define corresponding macro.
2023 * optabs.c (init_optabs): Initialize scalb_optab.
2024 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
2026 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
2027 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
2028 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
2029 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
2030 flag_unsafe_math_optimizations is set.
2032 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
2033 to implement scalbf, scalb and scalbl built-ins as inline x87
2036 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2037 DJ Delorie <dj@redhat.com>
2040 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
2041 (diagnostic_report_diagnostic): ... here, and turn them into real
2042 errors. If warnings are inhibited, no need to do anything.
2044 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
2046 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
2047 better code generation.
2049 2007-02-20 Ben Elliston <bje@au.ibm.com>
2051 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
2053 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
2055 * config/alpha/alpha.c, config/alpha/alpha.md,
2056 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
2057 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
2058 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
2059 config/arm/lib1funcs.asm: Follow spelling conventions.
2061 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
2062 config/fr30/fr30.md, config/i386/i386.h,
2063 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2064 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
2065 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
2066 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
2067 config/rs6000/altivec.md, config/rs6000/rs6000.c,
2068 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
2069 config/sparc/sparc.c, config/sparc/sparc.h,
2070 config/sparc/sparc.md, config/spu/constraints.md,
2071 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
2074 2007-02-20 Alan Modra <amodra@bigpond.net.au>
2077 * varasm.c (use_blocks_for_decl_p): Return false for decls with
2080 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2082 * doc/invoke.texi (-ftree-lrs): Remove.
2084 2007-02-19 Diego Novillo <dnovillo@redhat.com>
2086 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
2089 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
2091 * config/ia64/ia64.c (ia64_expand_builtin): Use the
2092 new CALL_EXPR_FN macro for retrieving the function
2093 declaration of the input expression.
2095 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2097 * c.opt (Waddress): New.
2098 * common.opt (Walways-true): Delete.
2099 (Wstring-literal-comparison): Delete.
2100 * doc/invoke.texi (Warning Options): Delete -Walways-true and
2101 -Wstring-literal-comparison. Add -Waddress.
2103 (Walways-true): Delete.
2104 (Wstring-literal-comparison): Delete.
2105 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
2106 consistently instead of -Walways-true in example.
2107 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
2108 * c-typeck.c (parser_build_binary_op): Replace
2109 -Wstring-literal-comparison and -Walways-true with -Waddress.
2110 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
2113 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2115 * tree-cfg.c (dump_function_to_file): Be prepared for functions
2116 without DECL_STRUCT_FUNCTION initialized.
2118 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2120 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
2121 due to calls to functions taking pointers as parameters.
2123 2007-02-19 Richard Henderson <rth@redhat.com>
2126 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
2129 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
2131 * config/s390/s390.c (s390_call_saved_register_used,
2132 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
2133 accessed to the new scheme.
2135 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2137 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
2138 (cris_print_index, cris_print_operand, cris_print_operand_address)
2139 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
2140 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
2141 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
2143 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
2144 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
2145 GO_IF_LEGITIMATE_ADDRESS): Ditto.
2146 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
2147 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
2148 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
2149 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
2150 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
2151 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
2152 (uminsi3, call, call_value): Ditto.
2153 (define_split: indir_to_reg_split, unnamed): Ditto.
2155 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
2157 PR tree-optimization/30975
2158 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
2161 2007-02-18 Eric Christopher <echristo@gmail.com>
2163 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
2164 Remove use of arglist.
2165 (mips_expand_builtin): Remove use of arglist, pass in expr.
2166 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
2167 (mips_expand_builtin_movtf): Ditto.
2168 (mips_expand_builtin_compare): Ditto.
2170 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2172 * tree-sra.c (sra_build_assignment): Replace assertion
2173 checking with a comment explaining why it can't be done.
2175 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2178 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
2179 during CALL_EXPR representation conversion.
2180 * tree-ssa-propagate.c (set_rhs): Likewise.
2182 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2184 * tree-sra.c (sra_build_assignment): Disable assertion checking
2187 2007-02-18 Roger Sayle <roger@eyesopen.com>
2189 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
2190 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2191 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
2193 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
2194 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
2195 gimplify_init_ctor_eval_range, gimple_push_cleanup,
2196 gimplify_omp_for, gimplify_omp_atomic_pipeline,
2197 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
2198 force_gimple_operand): Likewise.
2199 * ipa-cp.c (constant_val_insert): Likewise.
2200 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
2201 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
2202 perfect_nestify): Likewise.
2203 * langhooks.c (lhd_omp_assignment): Likewise.
2204 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
2205 lower_copyprivate_clauses, lower_send_clauses,
2206 lower_send_shared_vars, expand_parallel_call,
2207 expand_omp_for_generic, expand_omp_for_static_nochunk,
2208 expand_omp_for_static_chunk, expand_omp_sections,
2209 lower_omp_single_copy, lower_omp_for_lastprivate,
2210 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
2211 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
2212 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
2215 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2217 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
2218 config/sh/sh.md: Follow spelling conventions.
2220 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
2221 config/frv/predicates.md: Follow spelling conventions.
2223 * config/m68k/linux-unwind.h: Fix a comment typo.
2224 * target.h: Follow spelling conventions.
2226 2007-02-18 Roger Sayle <roger@eyesopen.com>
2228 PR rtl-optimization/28173
2229 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
2230 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
2231 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
2232 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
2233 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
2235 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2237 * builtins.c (fold_builtin_load_exponent): New.
2238 (fold_builtin_2): Use it.
2240 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
2242 PR rtl-optimization/30773
2243 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
2244 if we fail to attach a REG_EQUIV note.
2246 2007-02-18 David Edelsohn <edelsohn@gnu.org>
2247 Roger Sayle <roger@eyesopen.com>
2249 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
2251 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2253 * calls.c (initialize_argument_information): Pass original EXP
2254 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
2255 code to split complex arguments here, as part of initializing the
2257 (expand_call): Remove code that builds a list of arguments and
2258 inserts implicit arguments into it. Instead, just count how many
2259 implicit arguments there will be so we can determine the size of
2260 the ARGS array, and let initialize_argument_information do the work.
2261 (split_complex_values): Delete unused function.
2263 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2265 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
2267 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2269 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
2270 for arg pointer based indexed addressing.
2272 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2274 * config/ia64/ia64.h, config/ia64/ia64.md,
2275 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
2276 spelling conventions.
2278 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2280 * config/m68k/m68k.c (split_di): New.
2281 * config/m68k/m68k-protos.h: Declare split_di.
2282 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
2283 Improve predicate handling and split constant shifts.
2285 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2287 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
2288 parameter for register bitfield operations, general predicates
2291 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2293 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
2294 * config/m68k/linux-unwind.h: New file.
2296 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2298 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
2299 config/i386/athlon.md, config/ia64/ia64.md,
2300 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
2301 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
2302 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
2303 tree-ssa-loop-niter.c, tree-vect-analyze.c,
2304 tree-vect-transform.c: Fix comment typos.
2306 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
2308 * sched-deps.c (find_insn_list): Remove.
2309 * sched-int.h: Remove the prototype for find_insn_list.
2311 2007-02-16 Geoffrey Keating <geoffk@apple.com>
2313 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
2315 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
2316 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
2317 darwin_rs6000_override_options.
2318 (C_COMMON_OVERRIDE_OPTIONS): Expect
2319 darwin_macosx_version_min to be non-NULL always.
2320 (TARGET_C99_FUNCTIONS): Likewise.
2321 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
2322 (DARWIN_MINVERSION_SPEC): New.
2323 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
2324 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
2326 (DARWIN_MINVERSION_SPEC): New.
2327 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
2329 * config/darwin-c.c (darwin_cpp_builtins): Expect
2330 darwin_macosx_version_min to be non-NULL always.
2332 * config/rs6000/rs6000.c: Clean up trailing whitespace.
2334 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
2336 * config/i386/i386.h (x86_use_xchgb): New.
2337 (TARGET_USE_XCHGB): New macro.
2338 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
2339 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
2340 Split after reload into bswaphi for shifts of 8.
2341 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
2342 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
2343 or when optimizing for size.
2345 2007-02-16 Richard Guenther <rguenther@suse.de>
2346 Christian Bruel <christian.bruel@st.com>
2348 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
2349 DECLs but prefer SSA_NAMEs over DECLs.
2351 2007-02-16 Richard Guenther <rguenther@suse.de>
2353 * tree-flow-inline.h (single_imm_use_p): Remove.
2354 (zero_imm_uses_p): Likewise.
2355 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
2356 instead of single_imm_use_p.
2357 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
2360 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2363 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
2364 nested double- and backquotes.
2366 2007-02-15 Roger Sayle <roger@eyesopen.com>
2369 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
2370 should be unreachable.
2371 (build2_stat): Allow construction of MODIFY_EXPR at any time.
2372 For the time being redirect GIMPLE_MODIFY_STMT to the new
2373 (renamed) build_gimple_modify_stmt_stat.
2374 (build2_gimple_stat): Rename to...
2375 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
2376 Always build a GIMPLE_MODIFY_STMT node.
2377 * tree.h (build2_gimple, build2_gimple_stat): Delete.
2378 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
2381 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
2382 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
2383 * tree-complex.c (set_component_ssa_name, expand_complex_move,
2384 expand_complex_div_wide): Likewise.
2385 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
2386 * tree-ssa-loop-im.c (schedule_sm): Likewise.
2387 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
2388 * tree-ssa-loop-manip.c (create_iv): Likewise.
2389 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
2390 abs_replacement): Likewise.
2391 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
2392 realify_fake_stores): Likewise.
2394 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
2395 node rather than a GIMPLE_MODIFY_STMT node.
2396 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
2397 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
2399 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
2400 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
2403 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2406 * fold-const.c (fold_comparison): Add back the
2407 folding of constant complex comparisions.
2409 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2412 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
2413 effects unknown to this function, return early.
2415 2007-02-15 Ian Lance Taylor <iant@google.com>
2417 * lower-subreg.c (move_eh_region_note): New static function.
2418 (resolve_simple_move): Call it.
2419 (decompose_multiword_subregs): Track blocks for which we resolve a
2420 simple move which is also a control flow insn. Pass them to
2421 find_many_sub_basic_blocks.
2422 (pass_lower_subreg): Add TODO_verify_flow.
2423 (pass_lower_subreg2): Likewise.
2425 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2426 Brooks Moses <brooks.moses@codesourcery.com>
2427 Lee Millward <lee.millward@codesourcery.com>
2429 * tree.h (enum tree_code_class): Add tcc_vl_exp.
2430 (VL_EXP_CLASS_P): New.
2431 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
2433 (TREE_OPERAND_CHECK_CODE): Likewise.
2434 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
2435 (TREE_RTL_OPERAND_CHECK): Likewise.
2436 (tree_operand_check_failed): Make second parameter the whole tree
2437 instead of its code. Fixed callers.
2438 (VL_EXP_CHECK): New.
2439 (TREE_OPERAND_LENGTH): New.
2440 (VL_EXP_OPERAND_LENGTH): New.
2441 (CALL_EXPR_FN): New.
2442 (CALL_EXPR_STATIC_CHAIN): New.
2443 (CALL_EXPR_ARGS): New.
2444 (CALL_EXPR_ARG): New.
2445 (call_expr_nargs): New.
2446 (CALL_EXPR_ARGP): New.
2447 (build_nt_call_list): Declare.
2448 (build_vl_exp_stat): Declare.
2449 (build_vl_exp): New.
2450 (build_call_list): Declare.
2451 (build_call_nary): Declare.
2452 (build_call_valist): Declare.
2453 (build_call_array): Declare.
2454 (call_expr_arg): Declare.
2455 (call_expr_argp): Declare.
2456 (call_expr_arglist): Declare.
2457 (fold_build_call_list): Declare.
2458 (fold_build_call_list_initializer): Declare.
2459 (fold_call_expr): Declare to replace fold_builtin.
2460 (fold_builtin_fputs): Update to agree with modified definition.
2461 (fold_builtin_strcpy): Likewise.
2462 (fold_builtin_strncpy): Likewise.
2463 (fold_builtin_memory_chk): Likewise.
2464 (fold_builtin_stxcpy_chk): Likewise.
2465 (fold_builtin_strncpy_chk): Likewise.
2466 (fold_builtin_next_arg): Likewise.
2467 (fold_build_call_expr): Declare.
2468 (fold_builtin_call_list): Declare.
2469 (fold_builtin_call_valist): Declare.
2470 (build_call_expr): Declare.
2471 (validate_arglist): Update to agree with modified definition.
2472 (tree_operand_length): New.
2473 (call_expr_arg_iterator): New.
2474 (init_call_expr_arg_iterator): New.
2475 (next_call_expr_arg): New.
2476 (first_call_expr_arg): New.
2477 (more_call_expr_args_p): New.
2478 (FOR_EACH_CALL_EXPR_ARG): New.
2480 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
2481 and tcc_gimple_stmt.
2482 (tree_code_size): Update documentation. Use sizeof (tree) rather
2483 than sizeof (char *).
2484 (tree_size): Likewise. Add case for tcc_vl_exp.
2485 (tree_node_structure): Add case for tcc_vl_exp.
2486 (contains_placeholder_p): Likewise.
2487 (substitute_in_expr): Likewise.
2488 (substitute_placeholder_in_expr): Likewise.
2489 (stabilize_reference_1): Likewise.
2490 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
2491 to diagnose breakage of this interface for constructing CALL_EXPRs.
2492 (build_nt): Add similar assertion here.
2493 (build_nt_call_list): New.
2494 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
2495 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
2497 (get_callee_fndecl): Use new CALL_EXPR accessors.
2498 (tree_operand_check_failed): Change parameters to pass entire node
2499 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
2500 (process_call_operands): New.
2501 (build_vl_exp_stat): New.
2502 (build_call_list): New.
2503 (build_call_nary): New.
2504 (build_call_valist): New.
2505 (build_call_array): New.
2506 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2507 (call_expr_arglist): New.
2509 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
2510 tcc_vl_exp instead of a fixed-size tcc_expression.
2512 * doc/c-tree.texi (CALL_EXPR): Document new representation and
2513 accessors for CALL_EXPRs.
2514 (AGGR_INIT_EXPR): Likewise.
2516 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2517 Brooks Moses <brooks.moses@codesourcery.com>
2518 Lee Millward <lee.millward@codesourcery.com>
2520 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
2521 (expand_builtin_nonlocal_goto): Change parameter to be entire
2522 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
2523 (expand_builtin_prefetch): Likewise.
2524 (expand_builtin_classify_type): Likewise.
2525 (mathfn_built_in): Return NULL_TREE instead of 0.
2526 (expand_errno_check): Use new CALL_EXPR accessors.
2527 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
2528 Return NULL_RTX instead of 0.
2529 (expand_builtin_mathfn_2): Likewise.
2530 (expand_builtin_mathfn_3): Likewise.
2531 (expand_builtin_interclass_mathfn): Likewise.
2532 (expand_builtin_sincos): Likewise.
2533 (expand_builtin_cexpi): Likewise.
2534 (expand_builtin_int_roundingfn): Likewise.
2535 (expand_builtin_int_roundingfn_2): Likewise.
2536 (expand_builtin_pow): Likewise.
2537 (expand_builtin_powi): Likewise.
2538 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
2539 of arglist, fixing callers appropriately. Use new CALL_EXPR
2540 accessors and constructors. Return NULL_RTX instead of 0.
2541 (expand_builtin_strstr): Likewise.
2542 (expand_builtin_strchr): Likewise.
2543 (expand_builtin_strrchr): Likewise.
2544 (expand_builtin_strpbrk): Likewise.
2545 (expand_builtin_memcpy): Likewise.
2546 (expand_builtin_mempcpy): Likewise.
2547 (expand_builtin_mempcpy_args): New.
2548 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
2549 (expand_builtin_memmove_args): New.
2550 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
2551 (expand_movstr): Likewise.
2552 (expand_builtin_strcpy): Likewise.
2553 (expand_builtin_strcpy_args): New.
2554 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
2555 (expand_builtin_strncpy): Likewise.
2556 (expand_builtin_memset): Likewise.
2557 (expand_builtin_memset_args): New.
2558 (expand_builtin_bzero): Similarly to expand_builtin_memset.
2559 (expand_builtin_memcmp): Likewise.
2560 (expand_builtin_strcmp): Likewise.
2561 (expand_builtin_strncmp): Likewise.
2562 (expand_builtin_strcat): Likewise.
2563 (expand_builtin_strncat): Likewise.
2564 (expand_builtin_strspn): Likewise.
2565 (expand_builtin_strcspn): Likewise.
2566 (expand_builtin_args_info): Likewise.
2567 (expand_builtin_va_start): Likewise.
2568 (gimplify_va_arg_expr): Likewise.
2569 (expand_builtin_va_end): Likewise.
2570 (expand_builtin_va_copy): Likewise.
2571 (expand_builtin_frame_address): Likewise.
2572 (expand_builtin_alloca): Likewise.
2573 (expand_builtin_bswap): Likewise.
2574 (expand_builtin_unop): Likewise.
2575 (expand_builtin_fputs): Likewise.
2576 (expand_builtin_expect): Likewise.
2577 (expand_builtin_fabs): Likewise.
2578 (expand_builtin_copysign): Likewise.
2579 (expand_builtin_printf): Likewise.
2580 (expand_builtin_fprintf): Likewise.
2581 (expand_builtin_sprintf): Likewise.
2582 (expand_builtin_init_trampoline): Likewise.
2583 (expand_builtin_signbit): Likewise.
2584 (expand_builtin_fork_or_exec): Likewise.
2585 (expand_builtin_sync_operation): Likewise.
2586 (expand_builtin_compare_and_swap): Likewise.
2587 (expand_builtin_lock_test_and_set): Likewise.
2588 (expand_builtin_lock_release): Likewise.
2589 (expand_builtin): Likewise.
2590 (builtin_mathfn_code): Likewise.
2592 (fold_builtin_constant_p): Pass call arguments individually instead
2593 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2594 accessors and constructors. Return NULL_TREE instead of 0.
2595 (fold_builtin_expect): Likewise.
2596 (fold_builtin_classify_type): Likewise.
2597 (fold_builtin_strlen): Likewise.
2598 (fold_builtin_nan): Likewise.
2599 (integer_valued_real_p): Likewise.
2600 (fold_trunc_transparent_mathfn): Likewise.
2601 (fold_fixed_mathfn): Likewise.
2602 (fold_builtin_cabs): Likewise.
2603 (fold_builtin_sqrt): Likewise.
2604 (fold_builtin_cbrt): Likewise.
2605 (fold_builtin_cos): Likewise.
2606 (fold_builtin_cosh): Likewise.
2607 (fold_builtin_tan): Likewise.
2608 (fold_builtin_sincos): Likewise.
2609 (fold_builtin_cexp): Likewise.
2610 (fold_builtin_trunc): Likewise.
2611 (fold_builtin_floor): Likewise.
2612 (fold_builtin_ceil): Likewise.
2613 (fold_builtin_round): Likewise.
2614 (fold_builtin_int_roundingfn): Likewise.
2615 (fold_builtin_bitop): Likewise.
2616 (fold_builtin_bswap): Likewise.
2617 (fold_builtin_logarithm): Likewise.
2618 (fold_builtin_hypot): Likewise.
2619 (fold_builtin_pow): Likewise.
2620 (fold_builtin_powi): Likewise.
2621 (fold_builtin_exponent): Likewise.
2622 (fold_builtin_memset): Likewise.
2623 (fold_builtin_bzero): Likewise.
2624 (fold_builtin_memory_op): Likewise.
2625 (fold_builtin_bcopy): Deleted; call site changed to invoke
2626 fold_builtin_memory_op directly.
2627 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
2628 (fold_builtin_strncpy): Likewise.
2629 (fold_builtin_memcmp): Likewise.
2630 (fold_builtin_strcmp): Likewise.
2631 (fold_builtin_strncmp): Likewise.
2632 (fold_builtin_signbit): Likewise.
2633 (fold_builtin_copysign): Likewise.
2634 (fold_builtin_isascii): Likewise.
2635 (fold_builtin_toascii): Likewise.
2636 (fold_builtin_isdigit): Likewise.
2637 (fold_builtin_fabs): Likewise.
2638 (fold_builtin_abs): Likewise.
2639 (fold_builtin_fmin_fmax): Likewise.
2640 (fold_builtin_carg): Likewise.
2641 (fold_builtin_classify): Likewise.
2642 (fold_builtin_unordered_cmp): Likewise.
2644 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
2645 New functions split out from fold_builtin_1.
2646 (fold_builtin_n): New.
2647 (fold_builtin_varargs): New.
2648 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
2650 (fold_call_expr): New.
2651 (build_function_call_expr): Rewrite to use new helper function.
2652 (fold_builtin_call_list): New.
2653 (build_call_expr): New.
2654 (fold_builtin_call_valist): New.
2655 (rewrite_call_expr): New.
2656 (validate_arg): New.
2657 (validate_arglist): Change parameter to be entire CALL_EXPR instead
2658 of an arglist. Change return type to bool. Use new CALL_EXPR
2661 (fold_builtin_strstr): Pass call arguments individually instead
2662 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2663 accessors and constructors. Return NULL_TREE instead of 0.
2664 (fold_builtin_strchr): Likewise.
2665 (fold_builtin_strrchr): Likewise.
2666 (fold_builtin_strpbrk): Likewise.
2667 (fold_builtin_strcat): Likewise.
2668 (fold_builtin_strncat): Likewise.
2669 (fold_builtin_strspn): Likewise.
2670 (fold_builtin_strcspn): Likewise.
2671 (fold_builtin_fputs): Likewise.
2672 (fold_builtin_next_arg): Likewise.
2673 (fold_builtin_sprintf): Likewise.
2675 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
2676 NULL_RTX instead of 0.
2677 (expand_builtin_memory_chk): Likewise.
2678 (maybe_emit_chk_warning): Likewise.
2679 (maybe_emit_sprintf_chk_warning): Likewise.
2681 (fold_builtin_object_size): Pass call arguments individually instead
2682 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2683 accessors and constructors. Return NULL_TREE instead of 0.
2684 (fold_builtin_memory_chk): Likewise.
2685 (fold_builtin_stxcpy_chk): Likewise.
2686 (fold_builtin_strncpy_chk): Likewise.
2687 (fold_builtin_strcat_chk): Likewise.
2688 (fold_builtin_strcat_chk): Likewise.
2689 (fold_builtin_strncat_chk): Likewise.
2690 (fold_builtin_sprintf_chk): Likewise.
2691 (fold_builtin_snprintf_chk): Likewise.
2692 (fold_builtin_printf): Likewise.
2693 (fold_builtin_vprintf): Likewise.
2695 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
2697 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
2698 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2699 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
2700 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
2701 (fold_unary): Likewise.
2702 (fold_binary): Likewise.
2703 (fold_ternary): Remove CALL_EXPR case, since they are no longer
2704 ternary expressions.
2705 (fold): Add logic for tcc_vl_exp.
2706 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
2707 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2708 (fold_build3_stat): Add assertion to flag broken interface for
2709 constructing CALL_EXPRs.
2710 (fold_build_call_list): New.
2711 (fold_build_call_list_initializer): New.
2712 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
2714 (fold_strip_sign_ops): Likewise.
2716 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2717 Brooks Moses <brooks.moses@codesourcery.com>
2718 Lee Millward <lee.millward@codesourcery.com>
2720 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
2721 accessors and dump arguments explicitly.
2723 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
2725 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
2727 (print_call_name): Use new CALL_EXPR accessors.
2729 * print-tree.c (print_node): Add case tcc_vl_exp. Print
2730 CALL_EXPR arguments explicitly instead of as a list. Use
2731 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2733 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
2734 (vrp_visit_stmt): Likewise.
2736 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
2737 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
2739 (force_move_till_expr): Likewise.
2741 * targhooks.c (default_external_stack_protect_fail): Use
2742 build_call_expr instead of build_function_call_expr.
2743 (default_hidden_stack_protect_fail): Likewise.
2745 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
2748 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
2749 and walk arguments explicitly.
2751 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
2752 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2753 (expand_simple_operations): Likewise.
2754 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
2756 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
2757 of TREE_CODE_LENGTH.
2758 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
2760 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
2761 instead of TREE_CODE_LENGTH.
2763 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
2764 (tree_ic_transform): Likewise.
2765 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
2766 parameter instead of arglist. Fix callers.
2767 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
2768 (tree_stringops_transform): Likewise.
2769 (tree_indirect_call_to_profile): Likewise.
2770 (tree_stringops_values_to_profile): Likewise.
2772 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
2773 (eliminate_tail_call): Likewise.
2775 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
2777 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
2778 Use TREE_OPERAND_LENGTH and generalize to handle any number of
2780 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
2782 * omp-low.c (build_omp_barrier): Use build_call_expr.
2783 (lower_rec_input_clauses): Likewise.
2784 (lower_reduction_clauses): Likewise.
2785 (expand_parallel_call): Likewise.
2786 (maybe_catch_exception): Likewise.
2787 (expand_omp_for_generic): Likewise.
2788 (expand_omp_for_static_nochunk): Likewise.
2789 (expand_omp_sections): Likewise.
2790 (lower_omp_single_simple): Likewise.
2791 (lower_omp_single_copy): Likewise.
2792 (lower_omp_master): Likewise.
2793 (lower_omp_ordered): Likewise.
2794 (lower_omp_critical): Likewise.
2796 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
2797 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
2799 * tree-gimple.c (is_gimple_call_addr): Fix doc.
2800 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
2801 TREE_CODE_LENGTH. Add tcc_vl_exp case.
2803 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
2804 and generalize to handle any number of operands.
2805 (chrec_contains_undetermined): Likewise.
2806 (tree_contains_chrecs): Likewise.
2807 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
2809 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
2811 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
2812 fold_call_expr instead of fold_builtin.
2813 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
2814 match declarations there.
2815 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
2818 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
2819 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2821 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
2822 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
2824 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
2827 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
2828 (execute_cse_sincos): Use new CALL_EXPR accessors.
2830 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
2832 * gimple-low.c (lower_function_body): Use build_call_expr.
2833 (lower_builtin_setjmp): Likewise.
2835 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
2836 (set_storage_via_libcall): Likewise.
2837 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
2838 instead of TREE_CODE_LENGTH.
2839 (expand_expr_real_1): Use new CALL_EXPR accessors.
2841 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
2842 generalize to handle any number of operands.
2843 (TB_parent_eq): Likewise.
2845 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
2846 (strip_builtin_expect): Likewise.
2848 * function.c (gimplify_parameters): Use build_call_expr.
2850 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
2851 instead of TREE_CODE_LENGTH.
2853 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
2854 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
2856 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
2859 * gimplify.c (build_stack_save_restore): Use build_call_expr.
2860 (gimplify_decl_expr): Likewise.
2861 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
2862 Use new CALL_EXPR iterators.
2863 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
2864 (gimplify_modify_expr_to_memset): Likewise.
2865 (gimplify_variable_sized_compare): Likewise.
2866 (gimplify_omp_atomic_fetch_op): Likewise.
2867 (gimplify_omp_atomic_pipeline): Likewise.
2868 (gimplify_omp_atomic_mutex): Likewise.
2869 (gimplify_function_tree): Likewise.
2871 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
2872 (call_expr_flags): Likewise.
2873 (expand_call): Likewise.
2875 * except.c (expand_builtin_eh_return_data_regno): Pass entire
2876 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
2879 * coverage.c (create_coverage): Use build_call_expr.
2881 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
2882 (temp_call_expr_obstack): New.
2883 (pool_copy_list): Delete.
2884 (temp_copy_call_expr): New.
2885 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
2886 CALL_EXPR accessors. Get rid of special goo for copying argument
2887 lists and use temp_copy_call_expr instead.
2888 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
2889 CALL_EXPR accessors.
2890 (create_expression_by_pieces): Likewise. Use build_call_array
2891 to construct the result instead of fold_build3.
2892 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
2893 dealing with argument lists.
2894 (init_pre): Remove references to expression_node_pool and
2895 list_node_pool. Init temp_call_expr_obstack instead.
2896 (fini_pre): Remove references to expression_node_pool and
2899 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
2900 and walk arguments explicitly instead of as a list.
2902 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
2903 (mx_register_decls): Likewise.
2904 (mudflap_register_call): Likewise.
2905 (mudflap_finish_file): Likewise.
2907 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
2908 (ipa_callsite_compute_param): Likewise.
2910 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
2911 accessors and constructor.
2913 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
2914 accessors and constructor.
2915 (convert_tramp_reference): Likewise.
2916 (convert_call_expr): Likewise.
2917 (finalize_nesting_tree_1): Likewise.
2919 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
2922 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
2924 * tree-inline.c (initialize_inlined_parameters): Pass entire
2925 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
2927 (estimate_num_insns_1): Use new CALL_EXPR accessors.
2928 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
2930 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
2931 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2932 (vectorizable_reduction): Likewise.
2933 (vectorizable_call): Use new CALL_EXPR iterators.
2934 (vectorizable_conversion): Use build_call_expr.
2935 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
2936 (vect_gen_widened_results_half): Use build_call_expr.
2937 (vect_setup_realignment): Likewise.
2938 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
2940 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
2941 (pass_through_call): Likewise.
2942 (compute_object_sizes): Likewise. Use fold_call_expr instead of
2945 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
2946 (tree_gen_pow2_profiler): Likewise.
2947 (tree_gen_one_value_profiler): Likewise.
2948 (tree_gen_ic_func_profiler): Likewise.
2949 (tree_gen_average_profiler): Likewise.
2950 (tree_gen_ior_profiler): Likewise.
2952 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
2953 (find_func_aliases): Use new CALL_EXPR accessors. Add case
2954 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2956 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
2957 of TREE_CODE_LENGTH.
2959 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
2960 of TREE_CODE_LENGTH.
2962 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
2964 (convert_to_integer): Likewise.
2966 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
2969 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2970 Brooks Moses <brooks.moses@codesourcery.com>
2971 Lee Millward <lee.millward@codesourcery.com>
2973 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
2975 * config/frv/frv.c (frv_expand_builtin): Likewise.
2976 * config/s390/s390.c (s390_expand_builtin): Likewise.
2978 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
2979 (sparc_expand_builtin): Use new CALL_EXPR accessors.
2981 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
2982 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
2983 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
2984 (ix86_expand_store_builtin): Likewise.
2985 (ix86_expand_unop_builtin): Likewise.
2986 (ix86_expand_unop1_builtin): Likewise.
2987 (ix86_expand_sse_compare): Likewise.
2988 (ix86_expand_sse_comi): Likewise.
2989 (ix86_expand_vec_init_builtin): Likewise.
2990 (ix86_expand_vec_ext_builtin): Likewise.
2991 (ix86_expand_vec_set_builtin): Likewise.
2992 (ix86_expand_builtin): Use new CALL_EXPR accessors.
2994 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
2995 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2997 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
2998 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
2999 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
3001 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
3003 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3004 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
3005 arglist. Use new CALL_EXPR accessors. Fix callers.
3006 (altivec_expand_abs_builtin): Likewise.
3007 (rs6000_expand_binop_builtin): Likewise.
3008 (altivec_expand_predicate_builtin): Likewise.
3009 (altivec_expand_lv_builtin): Likewise.
3010 (spe_expand_stv_builtin): Likewise.
3011 (altivec_expand_stv_builtin): Likewise.
3012 (rs6000_expand_ternop_builtin): Likewise.
3013 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
3014 (altivec_expand_st_builtin): Likewise.
3015 (altivec_expand_dst_builtin): Likewise.
3016 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
3017 arglist. Use new CALL_EXPR accessors. Fix callers.
3018 (altivec_expand_vec_set_builtin): Likewise.
3019 (altivec_expand_vec_ext_builtin): Likewise.
3020 (altivec_expand_builtin): Use new CALL_EXPR accessors.
3021 (spe_expand_builtin): Likewise.
3022 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
3023 arglist. Use new CALL_EXPR accessors. Fix callers.
3024 (spe_expand_evsel_builtin): Likewise.
3025 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
3026 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
3028 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
3029 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3030 (arm_expand_unop_builtin): Likewise.
3031 (arm_expand_builtin): Use new CALL_EXPR accessors.
3033 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
3036 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
3037 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3038 (bfin_expand_unop_builtin): Likewise.
3039 (bfin_expand_builtin): Use new CALL_EXPR accessors.
3041 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3042 Brooks Moses <brooks.moses@codesourcery.com>
3043 Lee Millward <lee.millward@codesourcery.com>
3045 * c-semantics.c (build_stmt): Add internal diagnostic check.
3047 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
3048 accessors. Print arguments explicitly instead of as a list.
3050 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
3052 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
3053 (c_finish_omp_flish): Likewise.
3055 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
3056 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
3057 instead of TREE_CODE_LENGTH.
3058 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
3059 (c_warn_unused_result): Likewise.
3061 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3064 * doc/invoke.texi (Warning Options): Remove
3065 -Werror-implicit-function-declaration.
3066 (Wimplicit-function-declaration): Update description.
3067 * opts.c (common_handle_option): Move handling of -Werror=* to...
3068 (enable_warning_as_error): ...here.
3069 * opts.h (enable_warning_as_error): Declare.
3070 * c-decl.c (implicit_decl_warning): Unless
3071 -Wno-implicit-function-declaration is given, emit a pedwarn if
3072 -std=c99 or emit a warning if -Wimplicit-function-declaration.
3073 * c.opt (Wimplicit-function-declaration): Replace
3074 mesg_implicit_function_declaration with
3075 warn_implicit_function_declaration.
3076 * c-opts.c (c_common_handle_option):
3077 -Werror-implicit-function-declaration is exactly equal as
3078 -Werror=implicit-function-declaration.
3079 (set_Wimplicit): Replace mesg_implicit_function_declaration with
3080 warn_implicit_function_declaration.
3081 (c_common_post_options): -Wimplict-function-declaration is enabled
3082 by default by -std=c99, otherwise is disabled by default.
3083 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
3085 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3087 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
3088 DECL on the rhs to a DECL on the lhs for debug info purposes if the
3089 former is ignored but not the latter.
3091 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3093 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
3094 is made and the reference doesn't use the alias set of its type,
3095 do not create the temporary using that type.
3097 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
3099 * jump.c: Remove prototypes for delete_computation and
3100 delete_prior_computation.
3102 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3104 * jump.c (get_label_after): Delete.
3105 (get_label_before, delete_computation, delete_jump,
3106 delete_prior_computation, follow_jumps): Move...
3107 * reorg.c (delete_computation, delete_prior_computation): ... here...
3108 (get_label_before, delete_jump): ... making these static ...
3109 (follow_jumps): ... and simplifying this since it only runs after
3111 * rtl.h (get_label_after, get_label_before, delete_jump,
3112 follow_jumps): Delete prototypes.
3114 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3116 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
3118 2007-02-15 Nick Clifton <nickc@redhat.com>
3120 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
3121 order to prevent it from being munged by the target.
3123 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
3125 * config/i386/i386.md: Remove misleading comment.
3127 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3129 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
3130 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
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 * tree-sra.c (instantiate_missing_elements): Canonicalize
3145 (sra_build_assignment): New.
3146 (generate_copy_inout, generate_element_copy,
3147 generate_element_zero, generate_one_element_init): Use it.
3149 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3151 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
3154 2007-02-14 Joseph Myers <joseph@codesourcery.com>
3156 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
3157 types as aggregates not scalars.
3158 * function.c (assign_stack_temp_for_type): Likewise.
3160 2007-02-14 Roger Sayle <roger@eyesopen.com>
3161 Zdenek Dvorak <dvorakz@suse.cz>
3163 * tree-dump.c (dump_switch_p_1): Require exact match of the option
3166 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
3168 * passes.c (next_pass_1): Clear the next field of the copied
3171 2007-02-14 Richard Henderson <rth@redhat.com>
3173 * tree-sra.c (early_sra): New.
3174 (decl_can_be_decomposed_p): Deny va_list if early_sra.
3175 (tree_sra_early, pass_sra_early): New.
3176 * tree-pass.h (pass_sra_early): Declare.
3177 * passes.c (init_optimization_passes): Use it.
3179 2007-02-14 Richard Guenther <rguenther@suse.de>
3181 * flags.h (issue_strict_overflow_warning): Convert to a macro.
3183 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
3185 PR tree-optimization/30771
3186 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
3188 (vect_analyze_operations): Induction phis can now be marked as
3190 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
3191 Update documentation accordingly.
3193 2007-02-14 Nick Clifton <nickc@redhat.com>
3195 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
3196 most 3 arguments are supported.
3197 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
3199 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
3201 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
3202 Ensure dst->current is valid.
3204 2007-02-13 Paul Brook <paul@codesourcery.com>
3206 * config.gcc: Add arm*-*-uclinux-*eabi.
3207 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
3208 (SUBTARGET_EXTRA_LINK_SPEC): Define.
3209 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
3210 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
3211 (LINK_SPEC): Define.
3213 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
3215 * config/arm/uclinux-eabi.h: New file.
3216 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
3217 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
3220 2007-02-13 Ian Lance Taylor <iant@google.com>
3222 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
3223 * flags.h (warn_strict_overflow): Declare.
3224 (enum warn_strict_overflow_code): Define.
3225 (issue_strict_overflow_warning): New static inline function.
3226 * opts.c (warn_strict_overflow): New variable.
3227 (common_handle_option): Handle OPT_Wstrict_overflow and
3228 OPT_Wstrict_overflow_.
3229 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
3231 * fold-const.c: Include intl.h.
3232 (fold_deferring_overflow_warnings): New static variable.
3233 (fold_deferred_overflow_warning): New static variable.
3234 (fold_deferred_overflow_code): New static variable.
3235 (fold_defer_overflow_warnings): New function.
3236 (fold_undefer_overflow_warnings): New function.
3237 (fold_undefer_and_ignore_overflow_warnings): New function.
3238 (fold_deferring_overflow_warnings_p): New function.
3239 (fold_overflow_warning): New static function.
3240 (make_range): Add strict_overflow_p parameter. Change all
3242 (extract_muldiv, extract_muldiv_1): Likewise.
3243 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
3244 tree_expr_nonnegative_p.
3245 (fold_negate_expr): Call fold_overflow_warning.
3246 (fold_range_test): Likewise.
3247 (fold_comparison): Likewise.
3248 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
3249 instead of tree_expr_nonnegative_p.
3250 (tree_expr_nonnegative_warnv_p): Rename from
3251 tree_expr_nonnegative_p, add strict_overflow_p parameter.
3252 (tree_expr_nonnegative_p): New function.
3253 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
3254 strict_overflow_p parameter.
3255 (tree_expr_nonzero_p): New function.
3256 * passes.c (verify_interpass_invariants): New static function.
3257 (execute_one_pass): Call it.
3258 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
3260 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
3261 (estimate_numbers_of_iterations): Likewise.
3262 (scev_probably_wraps_p): Likewise.
3263 * tree-ssa-ccp.c: Include "toplev.h".
3264 (evaluate_stmt): Defer fold overflow warnings until we know we are
3266 (struct fold_stmt_r_data): Add stmt field.
3267 (fold_stmt_r): Defer fold overflow warnings until we know we
3269 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
3270 (fold_stmt_inplace): Likewise.
3271 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
3272 (cleanup_control_expr_graph): Defer fold overflow warnings until
3273 we know we are going to optimize.
3274 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3275 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
3277 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3278 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
3279 * tree-ssa-loop-manip.c (create_iv): Likewise.
3280 * c-typeck.c (build_conditional_expr): Likewise.
3281 (build_binary_op): Likewise.
3282 * tree-vrp.c (vrp_expr_computes_nonzero): Call
3283 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
3284 (extract_range_from_unary_expr): Likewise.
3285 * simplify-rtx.c (simplify_const_relational_operation): Warn when
3286 assuming that signed overflow does not occur.
3287 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
3288 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
3289 (fold_defer_overflow_warnings): Declare.
3290 (fold_undefer_overflow_warnings): Declare.
3291 (fold_undefer_and_ignore_overflow_warnings): Declare.
3292 (fold_deferring_overflow_warnings_p): Declare.
3293 (tree_expr_nonzero_warnv_p): Declare.
3294 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
3296 (Warning Options): Document -Wstrict-overflow.
3297 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
3298 (tree-ssa-ccp.o): Likewise.
3299 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
3300 (fold-const.o): Depend on intl.h.
3302 2007-02-13 Ian Lance Taylor <iant@google.com>
3305 * lower-subreg.c (resolve_simple_move): Decompose subregs in
3308 2007-02-13 Stuart Hastings <stuart@apple.com>
3310 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
3312 2007-02-13 Richard Henderson <rth@redhat.com>
3314 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
3315 handled_component_p before looking for the indirect_ref.
3317 2007-02-13 Richard Henderson <rth@redhat.com>
3319 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
3320 remove flags clobber.
3321 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
3322 (bswaphi_lowpart): New.
3323 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
3324 remove TARGET_BSWAP test. Delete expander of the same name.
3326 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
3327 (expand_unop): Use them.
3329 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
3331 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
3332 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
3333 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
3334 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
3335 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
3336 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
3337 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
3338 assembler dialect choice from asm templates.
3340 2007-02-12 Richard Henderson <rth@redhat.com>
3342 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
3343 (fixuns_trunc<SSEMODEF>si2): Use it.
3344 * config/i386/sse.md (vec_setv4sf_0): Export.
3345 * config/i386/i386.c (ix86_build_const_vector): Export.
3346 (ix86_split_convert_uns_si_sse): Rename from
3347 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
3348 * config/i386/i386-protos.h: Update.
3350 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3353 * c-typeck.c (c_finish_return): Improve warning message.
3355 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3357 * alias.c (find_symbolic_term): Delete unused function.
3359 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
3361 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
3362 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
3363 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
3365 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3367 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3368 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3369 the function, temporarily point the debug interface to the null one.
3371 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3373 * dwarf2out.c (round_up_to_align): New static function.
3374 (field_byte_offset): Use it to round the offset.
3376 2007-02-12 Richard Henderson <rth@redhat.com>
3378 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
3379 (inswl_const): Export.
3381 2007-02-12 Richard Henderson <rth@redhat.com>
3383 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
3384 result mode of the libcall, convert back to outmode.
3386 2007-02-12 Roger Sayle <roger@eyesopen.com>
3388 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
3389 (bswapdi2): New define_expand to implement 32-bit implementation.
3391 2007-02-12 Nick Clifton <nickc@redhat.com>
3393 * doc/invoke.texi (Overall Options): Document --help=.
3394 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
3395 (cc1_options): Pass --help= on to cc1.
3396 (display_help): Add description of --help=.
3397 (process_command): Add code to handle --help=. Allow translated
3398 --help and --target-help switches to be passed on to compiler
3400 (main): Remove unused if statement.
3401 * opts.c (columns): Remove.
3402 (LEFT_COLUMN): Define.
3403 (wrap_help): Add columns argument.
3404 (print_filtered_help): Change parameters to be an include bitmask,
3405 an exclude bitmask, an any bitmask and the column width. Move the
3406 code to display the params list here. Add code to display the
3407 status of options rather than their descriptions if the quiet flag
3409 (print_specific_help): Change parameters to be an include bitmask,
3410 an exclude bitmask and an any bitmask. Move code to look up the
3411 column width here. Decide upon the title for an options listing.
3412 (common_handle_options): Add code to handle --help=. Adapt code
3413 for --help and --target-help to use the revised form of the
3414 print_specific_help function.
3415 (print_help): Delete.
3416 (print_param_help): Delete.
3417 (print_switch): Delete.
3418 * opts.h (cl_lang_count): Add prototype.
3419 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
3420 CL_MAX_OPTION_CLASS): New defines.
3421 * optc-gen.awk: Add construction of cl_lang_count.
3422 * c.opt: Add Warning attribute to warning options and Optimization
3423 attribute to optimization options.
3424 * common.opt: Likewise.
3426 Add -fhelp and -ftarget-help as aliases for the transformed --help
3427 and --target-help options.
3428 * opt-functions.awk: Add code to handle Warning and Optimization
3431 2007-02-12 Richard Henderson <rth@redhat.com>
3433 * config/alpha/constraints.md: New file.
3434 * config/alpha/alpha.c: Include tm-constrs.h.
3435 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
3436 alpha_extra_constraint): Remove.
3437 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
3438 * config/alpha/alpha-protos.h: Update.
3439 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
3440 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
3441 (EXTRA_CONSTRAINT): Remove.
3442 * config/alpha/alpha.md: Include constraints.md.
3443 (adddi splitter): Use satisfies_constraint_*.
3444 * config/alpha/predicates.md (add_operand): Likewise.
3445 (sext_add_operand, addition_operation): Likewise.
3447 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
3449 PR tree-optimization/29145
3450 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
3451 in our handling of restrict qualified pointers.
3453 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3456 * doc/invoke.texi (Wunused-value): Update description.
3457 (Wextra): Delete item.
3458 * opts.c (set_Wextra): Don't use the value of Wextra to set the
3459 value of Wunused-value.
3460 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
3461 (c_finish_stmt_expr): Don't check extra_warnings.
3462 (emit_side_effect_warnings): The caller is responsible to check
3465 2007-02-11 Roger Sayle <roger@eyesopen.com>
3466 Matt Thomas <matt@3am-software.com>
3468 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
3470 2007-02-11 Roger Sayle <roger@eyesopen.com>
3472 * simplify-rtx.c (simplify_relational_operation_1): Optimize
3473 comparisons of POPCOUNT against zero.
3474 (simplify_const_relational_operation): Likewise.
3476 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3478 * doc/invoke.texi (Wextra): Delete outdated paragraph.
3480 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3482 * dwarf2out.c (root_type): Delete unused function.
3484 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3486 * genattrtab.c (contained_in_p): Delete unused function.
3487 (write_expr_attr_cache): Likewise.
3489 2007-02-11 Jan Hubicka <jh@suse.cz>
3491 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
3494 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
3496 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
3497 to add the REG_EQ* note.
3498 * see.c (see_merge_one_use_extension): Likewise.
3499 * local-alloc.c (update_equiv_regs): Likewise. Also don't
3500 turn REG_EQUAL notes into REG_EQUIV notes if the target
3501 register may have more than one set.
3502 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
3503 * gcse.c (try_replace_reg): Likewise.
3504 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
3505 * calls.c (fixup_tail_calls): Likewise. Abort if there is
3506 more than one REG_EQUIV note.
3507 * reload1.c (gen_reload): Use set_unique_reg_note.
3509 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
3511 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
3512 (ix86_builtin_conversion): New function.
3514 2007-02-06 Mark Mitchell <mark@codesourcery.com>
3517 * tree.h (DECL_REPLACEABLE_P): New macro.
3518 * except.c (set_nothrow_function_flags): Likewise.
3520 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
3521 Ira Rosen <irar@il.ibm.com>
3522 Dorit Nuzman <dorit@il.ibm.com>
3524 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
3525 * targhooks.c (default_builtin_vectorized_conversion): New.
3526 * targhooks.h (default_builtin_vectorized_function): New declaration.
3527 * target.h (struct vectorize): Add builtin_conversion field.
3528 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
3529 stmt_vec_info_type value.
3530 (vectorizable_conversion): New declaration.
3531 * tree-vect-analyze.c (vect_analyze_operations): Add
3532 vectorizable_conversion call.
3533 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
3534 * tree-vect-transform.c (vectorizable_conversion): New function.
3535 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
3536 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
3538 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
3539 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
3540 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
3541 or ALTIVEC_BUILTIN_VCFSX.
3543 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3546 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
3547 CONST_DOUBLE and operand 0 is a hard register.
3548 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
3549 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
3550 is a hard floating-point register.
3552 2007-02-10 Richard Henderson <rth@redhat.com>
3553 Jakub Jelinek <jakub@redhat.com>
3554 Alexandre Oliva <aoliva@redhat.com>
3556 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
3557 * builtin-types.def (BT_WORD): Make unsigned.
3558 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
3559 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
3560 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
3561 * c-decl.c (grokdeclarator): Don't error if !have_tls.
3562 * c-parser.c (c_parser_omp_threadprivate): Likewise.
3563 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
3565 * expr.c (emutls_var_address): New.
3566 (expand_expr_real_1): Expand emulated tls.
3567 (expand_expr_addr_expr_1): Likewise.
3568 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
3569 * output.h (emutls_finish): Declare.
3570 * toplev.c (compile_file): Call it.
3571 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
3572 address before wrapping in CONST.
3573 * varasm.c (emutls_htab, emutls_object_type): New.
3574 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
3575 (get_emutls_object_name, get_emutls_object_type): New.
3576 (get_emutls_init_templ_addr, emutls_decl): New.
3577 (emutls_common_1, emutls_finish): New.
3578 (assemble_variable): When emulating tls, swap decls; generate
3579 constructor for the emutls objects.
3580 (do_assemble_alias): When emulating tls, swap decl and target name.
3581 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
3583 * varpool.c (decide_is_variable_needed): Look at force_output.
3584 Recurse for emulated tls.
3585 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
3586 with decide_is_variable_needed.
3587 * emutls.c: New file.
3588 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
3589 tls_object for real tls.
3591 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3593 PR rtl-optimization/29599
3594 * reload1.c (eliminate_regs_in_insn): Take the destination
3595 mode into account when computing the offset.
3597 2007-02-09 Stuart Hastings <stuart@apple.com>
3598 Richard Henderson <rth@redhat.com>
3600 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
3601 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
3602 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
3603 fixuns_truncdfhi2): New.
3604 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
3605 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
3606 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
3607 (floatunssidf2): Allow nonimmediate source.
3608 * gcc/config/i386/sse.md (movdi_to_sse): New.
3609 (vec_concatv2di): Drop '*'.
3610 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
3611 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
3612 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
3614 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
3615 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
3616 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
3617 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
3618 (ix86_build_signbit_mask): Fix decl of v, refactor to call
3619 ix86_build_const_vector.
3620 (x86_emit_floatuns): Rewrite.
3622 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3624 * genautomata.c (longest_path_length): Delete unused function.
3625 (struct state): Delete unused longest_path_length.
3626 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
3627 (get_free_state): Delete unused.
3629 2007-02-09 Jan Hubicka <jh@suse.cz>
3631 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
3632 * doc/invoke.texi (inline-unit-growth): Update default value.
3634 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
3635 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
3636 (rebuild_cgraph_edges): Likewise.
3637 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
3638 (dump_cgraph_node): Dump frequencies.
3639 (cgraph_clone_edge): Add frequency scales.
3640 (cgraph_clone_node): Add freuqnecy.
3641 * cgraph.h (cgraph_edge): Add freuqnecy argument.
3642 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
3643 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
3644 * tree-pass.h (TODO_rebuild_frequencies): New constant.
3645 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
3646 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
3647 (save_inline_function_body): Likewise.
3648 * ipa-inline.c: inluce rtl.h
3649 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
3650 (cgraph_edge_badness): Use frequencies.
3651 (cgraph_decide_recursive_inlining): Update clonning.
3652 (cgraph_decide_inlining_of_small_function): Dump frequency.
3653 * predict.c (estimate_bb_frequencies): Export.
3654 * predict.h (estimate_bb_frequencies): Declare.
3655 * tree-inline.c (copy_bb): Watch overflows.
3656 (expand_call_inline): Update call of cgraph_create_edge.
3657 (optimize_inline_calls): Use TODO flags to update frequnecies.
3658 * passes.h: Include predict.h
3659 (init_optimization_passes): Move profile ahead.
3660 (execute_function_todo): Handle TODO_rebuild_frequencies.
3662 2007-02-09 Roger Sayle <roger@eyesopen.com>
3664 * config/alpha/alpha.c (emit_insxl): Force the first operand of
3665 the insbl or inswl pattern into a register.
3667 2007-02-09 Roger Sayle <roger@eyesopen.com>
3669 * config/ia64/ia64.md (bswapdi2): New define_insn.
3671 2007-02-09 Richard Henderson <rth@redhat.com>
3673 * config/i386/constraints.md (Ym): New constraint.
3674 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
3675 (movdi_1_rex64): Split sse and xmm general register moves from
3676 memory move alternatives. Use conditional register constraints.
3677 (movsf_1, movdf_integer): Likewise.
3678 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3679 (movdf_integer_rex64): New.
3680 (pushsf_rex64): Fix output constraints.
3681 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
3682 (sse2_stored): Likewise.
3683 (sse2_storeq_rex64): New.
3684 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
3685 amd and not generic.
3686 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
3687 for optimize_size. Remove SF/DFmode hack.
3689 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3691 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
3694 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
3695 Richard Sandiford <richard@codesourcery.com>
3697 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
3698 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
3699 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
3700 m68k/t-mlib to tmake_file.
3701 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
3702 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
3703 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
3704 Allow it to be cf or m68k. Set m68k_arch_family. If that
3705 variable is not empty, add t-$m68k_arch_family to tmake_file.
3706 Add t-mlibs to tmake_file.
3707 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
3708 * config/m68k/t-cf: New file.
3709 * config/m68k/t-m68k: Likewise.
3710 * config/m68k/t-mlibs: Likewise.
3711 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3712 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3713 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
3714 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3715 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
3717 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
3718 (INSTALL_LIBGCC): Delete.
3719 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
3720 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3721 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3722 (M68K_MLIB_CPU): Define.
3723 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3724 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3725 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
3727 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
3728 Richard Guenther <rguenther@suse.de>
3731 * fold-const.c (fold_comparison): Handle obfuscated comparisons
3732 against INT_MIN/INT_MAX.
3733 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
3734 file if a loop is removed.
3736 2007-02-09 Joseph Myers <joseph@codesourcery.com>
3738 * calls.c (store_one_arg): Pass correct alignment to
3739 emit_push_insn for non-BLKmode values.
3740 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
3741 unaligned stack slot via a suitably aligned slot.
3743 2007-02-08 DJ Delorie <dj@redhat.com>
3745 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
3747 (legal_subregs): Use unsigned char, make const.
3748 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
3750 2007-02-08 Paul Brook <paul@codesourcery.com>
3752 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
3753 special interworking needed.
3755 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
3757 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
3758 conditional to __SSE2__.
3759 (Entries below should have been added to first ChangeLog
3760 entry for amdfam10 dated 2007-02-05)
3761 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
3763 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
3765 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
3768 2007-02-08 DJ Delorie <dj@redhat.com>
3770 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
3771 * config/m32c/m32c.c (legal_subregs): New.
3772 (m32c_illegal_subreg_p): New.
3773 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
3774 unsupported subregs of hard regs.
3776 2007-02-08 Jan Hubicka <jh@suse.cz>
3778 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
3779 the same one; always update histograms.
3781 2007-02-08 Diego Novillo <dnovillo@redhat.com>
3783 * passes.c (init_optimization_passes): Tidy comment.
3785 2007-02-08 Roger Sayle <roger@eyesopen.com>
3787 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
3788 strip zero_extend, bswap and rotates from POCOUNT's argument.
3789 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
3790 zero_extend and rotates from PARITY's argument.
3791 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
3792 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
3793 of an integer constant at compile-time.
3795 2007-02-08 Diego Novillo <dnovillo@redhat.com>
3798 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
3800 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
3803 * tree-ssa-live.c (remove_unused_locals): Do not remove
3804 TREE_ADDRESSABLE variables.
3805 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
3806 * tree-ssa-operands.c (add_virtual_operand): Remove argument
3807 FOR_CLOBBER. Update all users.
3808 If VAR has an associated alias set, add a virtual operand for
3809 it if no alias is found to conflict with the memory reference.
3811 2007-02-07 Jan Hubicka <jh@suse.cz>
3812 Robert Kidd <rkidd@crhc.uiuc.edu>
3814 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
3816 2007-02-07 Ian Lance Taylor <iant@google.com>
3818 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
3820 2007-02-07 Roger Sayle <roger@eyesopen.com>
3822 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
3823 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
3824 tablejumpdi, movsi_to_cr_one): Remove constraints from
3825 define_expand's match_operands.
3827 2007-02-07 Roger Sayle <roger@eyesopen.com>
3829 * global.c (compute_regsets): Move declatation of "i" inside of
3830 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
3832 2007-02-07 Jakub Jelinek <jakub@redhat.com>
3835 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
3836 of INDIRECT_REF <RESULT_DECL>.
3838 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
3840 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
3841 Kaz Kojima <kkojima@gcc.gnu.org>
3844 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
3846 (sh_initialize_trampoline): Add parentheses to avoid a warning.
3848 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3850 * doc/loop.texi: Document possibility not to perform disambiguation
3851 of loops with multiple latches.
3852 * cfgloopmanip.c (alp_enum_p): Removed.
3853 (add_loop): Handle subloops. Use get_loop_body_with_size.
3854 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
3855 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
3856 the new forwarder block.
3857 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
3858 Handle the case latch is NULL.
3859 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
3860 when marking loop exits.
3861 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
3863 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
3864 disambiguate_loops_with_multiple_latches.
3865 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
3866 before fix_loop_structure.
3867 * cfgloop.c: Include pointer-set.h and output.h.
3868 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
3869 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
3870 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
3871 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
3872 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
3873 disambiguate_multiple_latches, get_loop_body_with_size,
3874 disambiguate_loops_with_multiple_latches): New functions.
3875 (flow_loop_dump): Dump multiple latch edges.
3876 (flow_loop_nodes_find): Handle loops with multiple latches.
3877 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
3878 (glb_enum_p): Modified.
3879 (get_loop_body): Use get_loop_body_with_size.
3880 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
3881 (AVOID_CFG_MODIFICATIONS): New constant.
3882 (disambiguate_loops_with_multiple_latches, add_loop,
3883 get_loop_body_with_size): Declare.
3884 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
3886 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
3889 * global.c (compute_regsets): New function.
3890 (global_alloc): Refactored ELIMINABLE_REGSET
3891 and NO_GLOBAL_ALLOC_REGS computation out.
3892 (rest_of_handle_global_alloc): Call compute_regsets()
3893 for non-optimizing case.
3895 2007-02-06 Richard Henderson <rth@redhat.com>
3897 * config/i386/constraints.md (Y2): Rename from Y.
3898 (Yi): New constraint.
3899 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
3900 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
3901 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
3902 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
3903 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
3904 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
3905 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
3906 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
3907 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
3908 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
3909 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
3910 vec_extractv2si_1): Change Y constraints to Y2.
3911 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
3912 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
3913 Change Y constraints to Y2.
3914 (sse2_loadld): Change Y constraints to x.
3916 2007-02-06 Roger Sayle <roger@eyesopen.com>
3918 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
3919 (parity<mode>2): New define_expand using rs6000_emit_parity.
3920 * config/rs6000/rs6000.c (rs6000_emit_popcount,
3921 rs6000_emit_parity): New functions.
3922 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
3923 rs6000_emit_parity): Prototype here.
3925 2007-02-06 Ian Lance Taylor <iant@google.com>
3927 * lower-subreg.c (simple_move_operand): Reject CONST.
3928 (resolve_clobber): Call validate_change rather than directly
3929 assigning to XEXP (pat, 0).
3931 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
3933 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
3934 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
3935 (tree-cfg.o): Remove hashtab.h dependency.
3937 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
3938 (struct ivopts_data): Change niters to pointer_map_t.
3939 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
3940 (niter_for_exit): Create pointer_map on demand. Change for
3942 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
3943 (free_loop_data): Destroy data->niters if created and reset field.
3944 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
3945 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
3947 * tree-ssa-reassoc.c: Include pointer-set.h.
3948 (bb_rank): Change to long *.
3949 (operand_rank): Change to pointer_map_t.
3950 (find_operand_rank): Return long, -1 if not found. Declare as inline.
3951 (insert_operand_rank): Accept long.
3952 (operand_entry_hash, operand_entry_eq): Remove.
3953 (get_rank): Return long. Adjust for changes above.
3954 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
3956 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
3958 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
3959 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
3960 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
3962 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
3963 directly since it cannot be NULL.
3964 (get_vi_for_tree): Rewrite for pointer_map API.
3965 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
3966 (init_alias_vars): Create vi_for_tree as pointer_map.
3967 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
3969 * tree-cfg.c: Don't include hashtab.h.
3970 (edge_to_cases): Declare as pointer_map.
3971 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
3973 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
3974 (start_recording_case_labels): Create edge_to_cases as pointer_map.
3975 (end_recoding_case_labels): Cleanup edge_to_cases manually before
3977 (record_switch_edge): Delete.
3978 (get_cases_for_edge): Adjust for pointer_map API, inline
3979 record_switch_edge (rewritten for new API), remove goto.
3981 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
3983 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
3984 * tree-nested.c: Include pointer-set.h.
3985 (var_map_elt, var_map_eq, var_map_hash): Delete.
3986 (struct nesting_info): Remove GTY marker. Change the two htab_t's
3988 (nesting_info_bitmap_obstack): New.
3989 (lookup_field_for_decl): Adjust for pointer_map API.
3990 (lookup_tramp_for_decl): Adjust for pointer_map API.
3991 (get_nonlocal_debug_decl): Adjust for pointer_map API.
3992 (get_local_debug_decl): Adjust for pointer_map API.
3993 (convert_nl_goto_reference): Adjust for pointer_map API.
3994 (convert_nl_goto_receiver): Adjust for pointer_map API.
3995 (create_nesting_tree): Create outside GGC space. Create bitmap on
3996 the new obstack. Create field_map and var_map as pointer_maps.
3997 (free_nesting_tree): Adjust for changes to create_nesting_tree.
3999 (lower_nested_functions): Move root here, no need to NULL it.
4000 Initialize and release the obstack.
4002 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
4004 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
4005 Remove prototypes and make them non-static.
4006 (struct tree_int_map): Remove.
4007 * tree.h (struct tree_int_map): Move here, turning TO into an
4009 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
4011 * tree.h (TREE_COMPLEXITY): Remove.
4012 (struct tree_exp): Remove complexity field.
4013 * tree.c (build1_stat): Don't set it.
4015 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
4016 Victor Kaplansky <victork@il.ibm.com>
4018 * tree-vectorizer.c (vect_is_simple_use): Support induction.
4019 (vect_is_simple_reduction): Support reduction with induction as
4020 one of the operands.
4021 (vect_is_simple_iv_evolution): Fix formatting.
4022 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
4023 formatting. Don't mark induction phis for vectorization.
4024 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
4025 * tree-vect-transform.c (get_initial_def_for_induction): New function.
4026 (vect_get_vec_def_for_operand): Support induction.
4027 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
4029 (vectorizable_reduction): Support reduction with induction as one of
4031 (vectorizable_type_demotion): Use def-type of stmt argument rather
4032 than dummy def-type.
4034 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
4035 flag_tree_scev_cprop.
4036 * common.opt (tree-scev-cprop): New flag.
4038 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
4039 call to vect_get_new_vect_var.
4041 2007-02-06 Ira Rosen <irar@il.ibm.com>
4043 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
4044 vectype is not NULL.
4045 (vect_pattern_recog_1): Likewise.
4047 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4049 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
4050 (fold_negate_expr): Likewise.
4052 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
4055 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
4056 even if cv-qualification is the same.
4058 2007-02-05 Geoffrey Keating <geoffk@apple.com>
4060 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
4061 __enable_execute_stack on completion.
4063 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4065 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
4066 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
4067 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
4068 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
4069 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
4070 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
4071 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
4072 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
4074 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4076 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
4077 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
4078 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
4079 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
4080 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
4081 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
4082 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
4083 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
4084 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
4085 umuldi3_highpart_rex64, umulsi3_highpart_insn,
4086 umulsi3_highpart_zext, smuldi3_highpart_rex64,
4087 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
4088 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
4089 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
4090 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
4091 sqrtextenddfxf2_i387): Added amdfam10_decode.
4093 * config/i386/athlon.md (athlon_idirect_amdfam10,
4094 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
4095 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
4096 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
4097 athlon_ivector_store_amdfam10): New define_insn_reservation.
4098 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
4101 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4103 * config/i386/athlon.md (athlon_call_amdfam10,
4104 athlon_pop_amdfam10, athlon_lea_amdfam10): New
4105 define_insn_reservation.
4106 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
4107 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
4108 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
4110 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4112 * config/i386/athlon.md (athlon_sseld_amdfam10,
4113 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
4114 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
4116 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4118 * config/i386/athlon.md (athlon_sseins_amdfam10): New
4119 define_insn_reservation.
4120 * config/i386/i386.md (sseins): Added sseins to define_attr type
4121 and define_attr unit.
4122 * config/i386/sse.md: Set type attribute to sseins for insertq
4125 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4127 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
4128 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
4129 ssecomi_load_amdfam10, ssecomi_amdfam10,
4130 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
4131 define_insn_reservation.
4132 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
4134 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4136 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
4137 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
4138 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
4139 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
4140 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
4141 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
4142 define_insn_reservation.
4144 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
4145 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
4146 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
4147 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
4148 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
4150 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4152 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
4153 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
4154 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
4155 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
4156 athlon_ssemul_load_k8): Added amdfam10.
4158 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4160 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
4161 (x86_sse_unaligned_move_optimal): New variable.
4163 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
4165 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
4166 for unaligned vector SSE double/single precision loads for AMDFAM10.
4168 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4170 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
4171 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
4172 Define TARGET_CPU_DEFAULT_amdfam10.
4173 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
4174 (processor_type): Add PROCESSOR_AMDFAM10.
4176 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
4177 processor_type in config/i386/i386.h.
4178 Enable imul peepholes for TARGET_AMDFAM10.
4180 * config.gcc: Add support for --with-cpu option for amdfam10.
4182 * config/i386/i386.c (amdfam10_cost): New variable.
4183 (m_AMDFAM10): New macro.
4184 (m_ATHLON_K8_AMDFAM10): New macro.
4185 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
4186 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
4187 x86_promote_QImode, x86_integer_DFmode_moves,
4188 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4189 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
4190 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
4191 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
4192 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
4193 Enable/disable for amdfam10.
4194 (override_options): Add amdfam10_cost to processor_target_table.
4195 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
4196 processor_alias_table.
4197 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
4198 (ix86_adjust_cost): Add code for amdfam10.
4200 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4202 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
4203 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
4204 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
4205 * config/i386/i386.h: Add builtin definition for SSE4A.
4206 * config/i386/i386.md: Add support for ABM instructions
4208 * config/i386/sse.md: Add support for SSE4A instructions
4209 (movntss, movntsd, extrq, insertq).
4210 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
4211 Add -march=amdfam10 flag.
4212 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
4213 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
4215 * doc/extend.texi: Add documentation for SSE4A builtins.
4217 2007-02-05 Bob Wilson <bob.wilson@acm.org>
4219 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
4221 2007-02-05 Richard Guenther <rguenther@suse.de>
4223 * tree-vectorizer.h (vectorizable_function): Add argument type
4224 argument, change return type.
4225 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
4226 * tree-vect-transform.c (vectorizable_function): Handle extra
4227 argument, return vectorized function decl.
4228 (build_vectorized_function_call): Remove.
4229 (vectorizable_call): Handle calls with result and argument types
4230 differing. Handle loop vectorization factor correctly.
4231 * targhooks.c (default_builtin_vectorized_function): Adjust for
4233 * targhooks.h (default_builtin_vectorized_function): Likewise.
4234 * target.h (builtin_vectorized_function): Add argument type
4236 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
4237 extra argument, allow vectorizing of lrintf.
4238 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
4239 documentation of target hook.
4241 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
4244 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
4245 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
4246 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
4248 2007-02-05 Roger Sayle <roger@eyesopen.com>
4250 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
4251 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
4252 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
4253 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
4254 before canonicalizing sincos to cexpi.
4255 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
4257 2007-02-05 Roger Sayle <roger@eyesopen.com>
4259 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
4260 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
4261 (alpha_init_builtins): Use alpha_add_builtins to process tables.
4263 2007-02-05 Roger Sayle <roger@eyesopen.com>
4265 * mips-tfile.c (initialize_init_file): Correct endianness test.
4267 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
4269 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
4272 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4274 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
4275 saves in a PARALLEL before the register assignments.
4277 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4279 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
4280 DWARF_FRAME_RETURN_COLUMN to be a general register.
4281 * dwarf2out.c (init_return_column_size): New function, split from...
4282 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
4283 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
4284 to be nongeneral registers.
4285 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
4287 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
4288 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
4290 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4292 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
4294 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4296 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
4297 (remove_path): Use can_remove_branch_p and remove_branch instead
4298 of loop_delete_branch_edge.
4299 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
4300 (tree_transform_and_unroll_loop): Remove dead branches immediately.
4301 Update profile using scale_dominated_blocks_in_loop.
4302 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
4303 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
4304 (can_remove_branch_p, remove_branch): Declare.
4305 * tree-cfg.c (tree_can_remove_branch_p): New function.
4306 (tree_cfg_hooks): Add tree_can_remove_branch_p.
4307 * cfgrtl.c (rtl_can_remove_branch_p): New function.
4308 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
4310 2007-02-05 Jan Hubicka <jh@suse.cz>
4313 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
4314 nodes in cgraph, don't remove offline copy of the function.
4316 2007-02-04 Jan Hubicka <jh@suse.cz>
4318 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
4319 vectors might cause maybe_lookup_element_for_expr to be called
4320 on non-sra-candidate.
4322 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4324 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
4325 config/bfin/bfin.md, config/bfin/predicates.md: Follow
4326 spelling conventions.
4328 2007-02-04 Richard Guenther <rguenther@suse.de>
4331 * fold-const.c (try_move_mult_to_index): Make sure to not
4332 overflow one dimension of a multi-dimensional array access.
4334 2007-02-04 Jan Hubicka <jh@suse.cz>
4336 * passes.c (init_optimization_passes): Reindent.
4338 2007-02-04 Jan Hubicka <jh@suse.cz>
4339 Eric Botcazou <ebotcazou@adacore.com>
4341 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
4342 (execute_fixup_cfg): Break out the abnormal goto code.
4343 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
4344 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
4345 (optimize_inline_calls): Call make_nonlocal_label_edges.
4347 2007-02-04 Jan Hubicka <jh@suse.cz>
4349 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
4350 true when something was changed.
4351 (rename_ssa_copies): When something was changed, do
4352 TODO_remove_unused_locals.
4353 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4354 add TODO_remove_unused_locals when instruction was removed.
4356 2007-02-04 Jan Hubicka <jh@suse.cz>
4358 * ipa-inline.c (try_inline): Improve debug output; work on already
4360 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
4361 call try_inline for already inlined edges too when flattening;
4362 inline also functions that make callee growth but overall unit size
4365 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4367 * config/m32c/bitops.md, config/m32c/jump.md,
4368 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
4369 config/m32r/m32r.h, config/m32r/m32r.md,
4370 config/m32r/predicates.md, config/m68hc11/larith.asm,
4371 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
4372 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
4373 config/mips/mips-protos.h, config/mips/mips.c,
4374 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
4375 config/mn10300/mn10300.h, config/mn10300/predicates.md,
4376 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
4377 spelling conventions.
4379 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
4380 Follow spelling conventions.
4382 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
4384 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
4385 warn about C++0x compatibility.
4387 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4389 * config/h8300/h8300.c, config/h8300/h8300.h,
4390 config/h8300/h8300.md: Follow spelling conventions.
4392 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
4395 * combine.c (try_combine): Do not substitute source operand
4396 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
4398 2007-02-03 Jan Hubicka <jh@suse.cz>
4400 PR gcov-profile/30650
4401 * value-prof.c (stringop_block_profile): Fix handling of size counter;
4402 do not divide by zero for never executed counters.
4403 (tree_find_values_to_profile): Fix counters.
4404 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
4406 2007-02-03 Ian Lance Taylor <iant@google.com>
4408 * lower-subreg.c (simple_move_operand): New static function,
4409 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
4411 (simple_move): Call simple_move_operand.
4412 (find_decomposable_subregs): Add special handling of MEMs.
4413 (can_decompose_p): Rename from cannot_decompose_p. Reverse
4414 meaning of return value. If we see a hard register, test whether
4415 it can store a word_mode value. Change all callers.
4417 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4419 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
4420 ftrapv insns and expanders.
4421 (subdi3): Change define_expand operand 1 to arith11_operand, and
4422 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
4423 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
4424 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
4428 * varasm.c (notice_global_symbol): Treat global objects as weak when
4431 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4433 * emit-rtl.c (dconstpi): Delete.
4435 (init_emit_once): Delete dconstpi and init dconstsqrt2.
4436 * real.h (dconstpi): Delete.
4438 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
4439 (fold_builtin_hypot): Likewise.
4441 2007-02-03 Tom Tromey <tromey@redhat.com>
4444 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
4445 -gcoff3, -gxcoff3, -gvms3 implies -dD.
4447 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
4449 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
4450 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
4451 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
4452 config/rs6000/cell.md, config/rs6000/darwin.h,
4453 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
4454 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
4455 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
4456 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
4457 typos. Follow spelling conventions.
4458 * doc/invoke.texi: Follow spelling conventions.
4460 2007-02-03 Roger Sayle <roger@eyesopen.com>
4462 * simplify-rtx.c (simplify_relational_operation_1): Implement some
4463 canonicalization transformations that attempt to simplify integer
4464 constant comparisons to become comparisons against zero.
4466 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4468 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
4470 * fold-const.c (fold_binary): Fix comment typos. Fold complex
4471 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
4473 2007-02-02 Mike Stump <mrs@apple.com>
4475 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
4476 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
4477 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
4478 generate a branch island.
4480 2007-02-02 Bob Wilson <bob.wilson@acm.org>
4482 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
4483 (xtensa_legitimate_address_p): New.
4484 (xtensa_legitimize_address): New.
4485 (xtensa_output_addr_const_extra): New.
4486 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
4488 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
4489 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
4490 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
4491 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
4492 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
4493 (xtensa_legitimize_address): New.
4494 (xtensa_output_addr_const_extra): New.
4496 2007-02-02 Steve Ellcey <sje@cup.hp.com>
4498 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
4500 2007-02-02 Ian Lance Taylor <iant@google.com>
4502 * expmed.c (expand_divmod): Add comment.
4504 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
4506 * emit-rtl.c (renumber_insns): Remove.
4507 * flags.h: Remove the extern for flag_renumber_insns.
4508 * rtl.h: Remove the prototype for renumber_insns.
4509 * toplev.c (flag_renumber_insns): Remove.
4511 2007-02-02 Hui-May Chang <hm.chang@apple.com>
4513 Revert for x86 darwin:
4514 2005-06-19 Uros Bizjak <uros@kss-loka.si>
4516 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
4517 code before the following patch under TARGET_MACHO.
4518 (ix86_function_value_regno_p): Likewise.
4520 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4522 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
4525 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4528 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
4529 general or fp registers. Add comments.
4530 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
4532 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
4534 * pointer-set.c (insert_aux): Only return insertion slot.
4535 (pointer_set_insert): Adjust.
4536 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
4537 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
4538 pointer_map_traverse): New.
4539 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
4540 pointer_map_create, pointer_map_destroy, pointer_map_insert,
4541 pointer_map_contains, pointer_map_traverse): Declare.
4543 2007-02-02 Jakub Jelinek <jakub@redhat.com>
4546 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
4547 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
4549 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4551 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
4553 (struct _dep): New type.
4554 (dep_t): New typedef.
4555 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
4556 (DEP_STATUS): New access macro. The macro with the same name was
4557 renamed to DEP_LINK_STATUS.
4558 (dep_init): Declare function
4560 (struct _dep_link): New type.
4561 (dep_link_t): New typedef.
4562 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
4563 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
4564 (DEP_LINK_STATUS): New macro.
4565 (debug_dep_links): New debug function.
4567 (struct _deps_list): New type.
4568 (deps_list_t): New typedef.
4569 (DEPS_LIST_FIRST): New access macro.
4570 (FOR_EACH_DEP_LINK): New cycle macro.
4571 (create_deps_list, free_deps_list, delete_deps_list): Declare
4573 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
4574 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4575 (copy_deps_list_change_con): Ditto.
4577 (move_dep_link): Declare function.
4579 (struct _dep_node): New type.
4580 (dep_node_t): New typedef.
4581 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
4583 (struct haifa_insn_data.back_deps): New field to hold backward
4584 dependencies of the insn.
4585 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
4587 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
4588 Change its type to deps_list_t.
4589 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
4590 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
4591 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
4593 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
4595 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
4597 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
4599 (dep_cost): Declare.
4601 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
4602 (ds_to_dk, dk_to_ds): New functions.
4604 (init_dep_1): New static function.
4605 (init_dep): New function.
4606 (copy_dep): New static function.
4608 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
4610 (detach_dep_link): New static function.
4611 (move_dep_link): New function.
4613 (dep_links_consistent_p, dump_dep_links): New static functions.
4614 (debug_dep_links): New debugging function.
4616 (deps_obstack, dl_obstack, dn_obstack): New static variables.
4618 (alloc_deps_list, init_deps_list): New static functions.
4619 (create_deps_list): New function.
4620 (clear_deps_list): New static function.
4621 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
4622 (deps_list_consistent_p, dump_deps_list): New static functions.
4623 (debug_deps_list): New function.
4624 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
4626 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
4628 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
4629 use new scheduler dependencies lists.
4630 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
4631 (sched_analyze): Ditto. Initialize dependencies lists.
4632 (add_forw_dep, compute_forward_dependences): Update to use new
4633 scheduler dependencies lists.
4635 (init_dependency_caches): Init deps_obstack.
4636 (free_dependency_caches): Free deps_obstack.
4638 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
4639 new scheduler dependencies lists.
4640 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
4641 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4643 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
4644 Update to use new scheduler dependencies lists.
4645 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
4646 (debug_dependencies): Ditto.
4647 (schedule_region): Update comments.
4649 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
4650 scheduler dependencies lists.
4651 (schedule_ebb): Update comments.
4653 * rtl.def (DEPS_LIST): Remove.
4655 * lists.c (unused_deps_list): Remove.
4656 (free_list): Update assertions.
4658 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
4659 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
4661 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
4662 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
4664 * haifa-sched.c (comments): Update.
4665 (insn_cost1): Remove. Inline the code into insn_cost ().
4666 (insn_cost): Update to use new scheduler dependencies lists. Move
4667 processing of the dependency cost to dep_cost ().
4668 (dep_cost): New function. Use it instead of insn_cost () when
4669 evaluating cost of the dependency. Use compatible interface to
4670 interact with the target.
4671 (priority): Update to use new scheduler dependencies lists.
4672 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
4673 with greater number of insns that depend on the insn.
4674 (schedule_insn): Update to use new scheduler dependencies lists. Add
4675 code to free backward dependencies lists. Inline and optimize code
4676 from resolve_dep () - see PR28071.
4677 (ok_for_early_queue_removal): Update to use new scheduler dependencies
4678 lists. Update call to targetm.sched.is_costly_dependence hook.
4680 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
4681 scheduler dependencies lists.
4683 (resolve_dep): Remove. Move the logic to schedule_insn ().
4684 (init_h_i_d): Initialize dependencies lists.
4686 (process_insn_depend_be_in_spec): Rename to
4687 process_insn_forw_deps_be_in_spec. Update to use new scheduler
4689 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
4690 Update to use new scheduler dependencies lists.
4691 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
4693 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
4694 new scheduler dependencies lists.
4695 (build_intra_loop_deps): Ditto.
4697 * target.h (struct _dep): Declare to use in
4698 gcc_target.sched.is_costly_dependence.
4699 (struct gcc_target.sched.adjust_cost): Fix typo.
4700 (struct gcc_target.sched.is_costly_dependence): Change signature to use
4701 single dep_t parameter instead of an equivalent triad.
4702 (struct gcc_target.sched.adjust_cost_2): Remove.
4704 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
4706 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
4708 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
4710 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
4712 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
4713 (REG_DEP_TRUE): Document.
4715 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
4716 Change signature to correspond to the targetm.sched.adjust_cost hook.
4717 Update use in TARGET_SCHED_ADJUST_COST_2.
4718 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
4719 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
4720 new scheduler dependencies lists.
4721 (ia64_gen_check): Ditto.
4723 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
4726 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
4727 signature to correspond to the targetm.sched.is_costly_dependence hook.
4728 (is_costly_group): Update to use new scheduler dependencies lists.
4730 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
4731 instead of INSN_COST () macro.
4733 2007-02-01 Ian Lance Taylor <iant@google.com>
4735 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
4737 2007-02-01 Guy Martin <gmsoft@gentoo.org>
4739 * pa.md (tp_load): Correct mfctl instruction syntax.
4741 2007-02-01 Geoffrey Keating <geoffk@apple.com>
4743 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
4744 altivec_padding_size calculation on AIX. Improve comment, add
4745 assert to verify that it's right.
4747 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
4750 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
4753 * global.c (global_alloc): Add mising initialization of
4756 2007-02-01 Roger Sayle <roger@eyesopen.com>
4758 * alias.c (init_alias_analysis): Correct whitespace.
4759 * bb-reorder.c (fix_edges_for_rarely_executed_code,
4760 partition_hot_cold_basic_blocks): Likewise.
4761 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
4762 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
4763 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
4764 fold_builtin_snprintf_chk, fold_builtin_printf,
4765 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
4766 do_mpfr_arg3, do_mpfr_sincos): Likewise.
4767 * cfgcleanup.c (cleanup_cfg): Likewise.
4768 * cfgexpand.c (tree_expand_cfg): Likewise.
4769 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
4770 * function.c (get_next_funcdef_no): Likewise.
4771 * gengtype.c (main): Likewise.
4772 * genmodes.c (main): Likewise.
4773 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
4774 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
4775 * ifcvt.c (noce_emit_move_insn): Likewise.
4776 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
4778 * stor-layout.c (get_best_mode): Likewise.
4779 * tree-ssa-loop-niter.c (get_val_for): Likewise.
4780 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
4781 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
4782 perform_var_substitution, solve_graph): Likewise.
4783 * tree-vrp.c (vrp_finalize): Likewise.
4785 2007-02-01 Ian Lance Taylor <iant@google.com>
4787 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
4788 high part of a paradoxical subreg, return a constant zero.
4790 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
4792 * toplev.c (lang_dependent_init): Call init_set_costs.
4793 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
4795 2007-02-01 Richard Guenther <rguenther@suse.de>
4798 * fold-const.c (fold_negate_expr): Allow negating a
4799 constant if overflow does not change.
4801 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4803 * doc/c-tree.texi (Expression trees): Improve markup.
4804 * doc/tm.texi (Register Classes, Addressing Modes)
4805 (Floating Point): Fix spacing after abbreviations. Fix some
4808 2007-02-01 Ben Elliston <bje@au.ibm.com>
4810 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
4811 * doc/contrib.texi: Likewise.
4812 * doc/install.texi: Likewise.
4814 2007-01-31 Richard Henderson <rth@redhat.com>
4815 Ian Lance Taylor <iant@google.com>
4817 * lower-subreg.c: New file.
4818 * rtl.def (CONCATN): Define.
4819 * passes.c (init_optimization_passes): Add pass_lower_subreg and
4821 * emit-rtl.c (update_reg_offset): New static function, broken out
4822 of gen_rtx_REG_offset.
4823 (gen_rtx_REG_offset): Call update_reg_offset.
4824 (gen_reg_rtx_offset): New function.
4825 * regclass.c: Revert patch of 2006-03-05, restoring
4827 (clear_reg_info_regno): New function.
4828 * dwarf2out.c (concatn_loc_descriptor): New static function.
4829 (loc_descriptor): Handle CONCATN.
4830 * common.opt (fsplit_wide_types): New option.
4831 * opts.c (decode_options): Set flag_split_wide_types when
4833 * timevar.def (TV_LOWER_SUBREG): Define.
4834 * rtl.h (gen_reg_rtx_offset): Declare.
4835 (reg_scan_update): Declare.
4836 * regs.h (clear_reg_info_regno): Declare.
4837 * tree-pass.h (pass_lower_subreg): Declare.
4838 (pass_lower_subreg2): Declare.
4839 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
4840 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
4842 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
4843 * Makefile.in (OBJS-common): Add lower-subreg.o.
4844 (lower-subreg.o): New target.
4846 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4848 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
4850 2007-01-31 Anatoly Sokolov <aesok@post.ru>
4853 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
4855 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4858 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
4860 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
4862 * cfgloop.h: Include vec-prim.h.
4863 (enum li_flags): Remove LI_ONLY_OLD.
4864 (loop_iterator): Changed.
4865 (fel_next, fel_init): Iterate over loop tree.
4866 (FOR_EACH_LOOP_BREAK): New macro.
4867 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
4869 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
4870 * modulo-sched.c (sms_schedule): Ditto.
4871 * tree-vectorizer.c (vectorize_loops): Ditto.
4872 * doc/loop.texi: Update information on loop numbering and behavior of
4873 FOR_EACH_LOOP wrto new loops.
4874 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
4875 add_to_evolution_1): Test nestedness of loops instead of comparing
4877 * tree-chrec.c (chrec_fold_plus_poly_poly,
4878 chrec_fold_multiply_poly_poly, chrec_evaluate,
4879 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
4880 reset_evolution_in_loop): Ditto.
4881 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
4883 2007-01-31 Dirk Mueller <dmueller@suse.de>
4885 * c-common.c (warn_about_parentheses): Separate warning about
4886 un-parenthized sequence of comparison operators from the one
4887 which is supposed to warn about x <= y <= z.
4889 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
4891 * optabs.h (enum optab_index): Add new OTI_isinf.
4892 (isinf_optab): Define corresponding macro.
4893 * optabs.c (init_optabs): Initialize isinf_optab.
4894 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
4896 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
4897 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
4899 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
4900 expand_builtin_interclass_mathfn.
4901 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
4902 * config/i386/i386.md (UNSPEC_FXAM): New constant.
4903 (fxam<mode>2_i387): New insn pattern.
4904 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
4905 built-in functions as x87 inline asm.
4907 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4909 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
4911 2007-01-30 Eric Christopher <echristo@apple.com>
4913 * config.gcc: Add geode.
4915 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4917 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
4918 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
4919 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
4920 value-prof.c: Fix comment typos.
4922 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4925 * doc/invoke.texi (Wpointer-arith): Document warning.
4927 2007-01-30 Janis Johnson <janis187@us.ibm.com>
4929 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
4930 the list of discrepancies from the draft TR.
4932 2007-01-30 Dirk Mueller <dmueller@suse.de>
4935 * doc/invoke.texi (-Wreturn-type): Update description to
4938 2007-01-30 Richard Sandiford <richard@codesourcery.com>
4940 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
4942 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
4944 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
4945 to handle optabs that operate on floating point input argument and
4946 output to integer output.
4947 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
4948 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
4949 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
4950 expand_builtin_interclass_mathfn ().
4951 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
4953 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
4954 ilogbl built-in functions as x87 intrinsics.
4956 2007-01-30 Richard Guenther <rguenther@suse.de>
4959 * dwarf2out.c (reference_to_unused): Query varpool if the
4960 variable was output.
4962 2007-01-30 Richard Guenther <rguenther@suse.de>
4965 * passes.c (execute_one_pass): Reset in_gimple_form to not
4966 confuse non-unit-at-a-time mode.
4968 2007-01-29 Roger Sayle <roger@eyesopen.com>
4969 Richard Guenther <rguenther@suse.de>
4971 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
4972 avoid undefined behaviour on overflow. Use force_fit_type_double
4973 to construct the constant with the specified TREE_OVERFLOW.
4975 2007-01-29 Janis Johnson <janis187@us.ibm.com>
4977 * config/dfp-bit.c: Add parameterized support for fp exceptions.
4978 * config/dfp-bit.h: Ditto.
4980 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4982 * c-decl.c (pop_scope): Replace warnings with call to
4983 warn_for_unused_label.
4984 * c-common.h (warn_for_unused_label): Declare.
4985 * c-common.c (warn_for_unused_label): Define.
4987 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4989 * tree-optimize.c (update_inlined_to_pointers): Delete unused
4992 2007-01-29 Janis Johnson <janis187@us.ibm.com>
4994 * Makefile.in (USER_H): Remove decfloat.h.
4995 * ginclude/decfloat.h: Delete, moving contents to ...
4996 * ginclude/float.h: Add support for decimal floating point,
4997 guarded by __STDC_WANT_DEC_FP__.
4999 2007-01-29 Mike Stump <mrs@apple.com>
5001 * doc/gccint.texi (Top): Rename Loop Representation to Loop
5002 Analysis and Representation to resolve case insensitive conflict.
5003 * doc/loop.texi (Loop Analysis and Representation): Likewise.
5005 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
5007 * tree.h (struct tree_memory_tag): Add aliases member.
5008 (MTAG_ALIASES): New macro.
5009 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
5010 (add_may_alias): Remove pointer-set. Update for may_aliases being
5012 (mark_aliases_call_clobbered): Update for may_aliases being a
5014 (compute_tag_properties): Ditto.
5015 (create_partition_for): Ditto.
5016 (compute_memory_partitions): Ditto.
5017 (dump_may_aliases_for): Ditto.
5018 (is_aliased_with): Ditto.
5019 (add_may_alias_for_new_tag): Ditto.
5020 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
5021 (compute_is_aliased): New function.
5022 (compute_may_aliases): Call compute_is_aliased).
5023 (init_alias_info): Initialize alias_bitmap_obstack.
5024 (union_alias_set_into): New function.
5025 (compute_flow_sensitive_aliasing): Use union_aliases_into.
5026 (have_common_aliases_p): Rewrite to take two bitmaps and use
5028 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
5030 (finalize_ref_all_pointers): Update for add_may_alias changes.
5031 (new_type_alias): Ditto.
5032 * tree-flow-inline.h (may_aliases): Return a bitmap.
5033 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
5034 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
5035 may_aliases being a bitmap.
5036 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
5037 may_aliases now returns a bitmap.
5038 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
5040 * tree-ssa-operands.c (add_virtual_operand): Update for
5041 may_aliases being a bitmap.
5043 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
5045 PR tree-optimization/30630
5046 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
5047 variable as changed.
5049 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
5052 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
5053 expanded only once even if an error occurs.
5055 2007-01-29 Ben Elliston <bje@au.ibm.com>
5057 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
5058 (__gcov_average_profiler): Likewise.
5059 (__gcov_ior_profiler): Likewise.
5060 (__gcov_merge_ior): Likewise.
5062 2007-01-28 Jan Hubicka <jh@suse.cz>
5064 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
5065 * value-prof.c (stringop_block_profile): Likewise.
5067 2007-01-28 Jan Hubicka <jh@suse.cz>
5069 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
5070 variant handling histograms; add wrapper.
5071 (clear_storage_via_libcall): Export.
5072 (emit_block_move_hints): Break out from ...; add histograms.
5073 (emit_block_move): ... this one.
5074 (clear_storage_hints): Break out from ...; add histograms.
5075 (clear_storage): ... this one.
5076 (set_storage_via_memset): Handle histogram.
5077 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
5078 (clear_storage_hints, clear_storage_via_libcall): Declare.
5079 (set_storage_via_setmem): Update prototype.
5080 * doc/md.texi (movmem, setmem): Document new arguments.
5082 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
5084 (stringop_block_profile): New global function.
5085 (tree_stringops_values_to_profile): Profile block size and alignment.
5086 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
5088 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
5089 (stringop_block_profile): Declare.
5090 * builtins.c: Include value-prof.h.
5091 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
5092 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
5093 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
5094 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
5095 * profile.c (instrument_values): Add new counters.
5096 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
5098 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
5099 (tree_init_edge_profiler): Build new profilers.
5100 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
5101 (pass_tree_profile): Add dump.
5102 (tree_profile_hooks): Update.
5103 * Makefile.in (LIBGCOV): Add new constants.
5104 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
5105 __gcov_ior_profiler): New.
5106 * i386.md (movmem/setmem expanders): Add new optional arguments.
5108 2007-01-28 David Edelsohn <edelsohn@gnu.org>
5110 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
5112 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5114 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
5115 (tree_unswitch_single_loop): Pass eni_size_weights to
5116 tree_num_loop_insns.
5117 * tree-ssa-loop-manip.c: Include tree-inline.h.
5118 (can_unroll_loop_p): Pass eni_size_weights to
5119 tree_num_loop_insns.
5120 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
5121 Pass eni_size_weights to estimate_num_insns.
5122 * tree.h (init_inline_once): Export.
5123 * toplev.c (backend_init): Call init_inline_once.
5124 * cgraphunit.c (cgraph_process_new_functions,
5125 cgraph_analyze_function): Pass eni_inlining_weights to
5127 * ipa-inline.c (compute_inline_parameters): Ditto.
5128 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
5129 to estimate_num_insns.
5130 (try_unroll_loop_completely): Pass eni_size_weights to
5131 tree_num_loop_insns.
5132 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
5133 ot estimate_num_insns.
5134 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
5135 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
5136 * tree-inline.c (eni_inlining_weights, eni_size_weights,
5137 eni_time_weights): New variables.
5138 (init_inline_once): Initialize them.
5139 (struct eni_data): Mew.
5140 (estimate_num_insns_1, estimate_num_insns): Use weights.
5141 * tree-inline.h (struct eni_weights_d): New.
5142 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
5143 (estimate_num_insns): Declaration changed.
5144 * cfgloop.h (tree_num_loop_insns): Declaration changed.
5145 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
5146 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
5148 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5150 * tree-data-ref.c (conflict_fn): Assert that the number of affine
5151 relations in the conflict function is valid.
5153 2007-01-27 Ian Lance Taylor <iant@google.com>
5155 * common.opt: Add fstrict-overflow.
5156 * opts.c (decode_options): Set flag_strict_overflow if -O2.
5157 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
5158 (TYPE_OVERFLOW_UNDEFINED): Define.
5159 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
5161 * tree.h (TYPE_TRAP_SIGNED): Don't define.
5162 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
5163 (fold_negate_expr): Likewise.
5164 (make_range): Likewise.
5165 (extract_muldiv_1): Likewise.
5166 (maybe_canonicalize_comparison): Likewise.
5167 (fold_comparison): Likewise.
5168 (fold_binary): Likewise.
5169 (tree_expr_nonnegative_p): Likewise.
5170 (tree_expr_nonzero_p): Likewise.
5171 * tree-vrp.c (compare_values): Likewise.
5172 (extract_range_from_binary_expr): Likewise.
5173 (extract_range_from_unary_expr): Likewise.
5174 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
5176 (nowrap_type_p): Likewise.
5177 * tree-scalar-evolution.c (simple_iv): Likewise.
5178 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
5179 (build_range_check): Likewise.
5180 (extract_muldiv_1): Likewise.
5181 (fold_comparison): Likewise.
5182 * tree-vrp.c (vrp_int_const_binop): Likewise.
5183 (extract_range_from_unary_expr): Likewise.
5184 * convert.c (convert_to_integer): Likewise.
5185 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
5186 (fold_comparison): Likewise.
5187 (fold_binary): Likewise.
5188 * optabs.c (optab_for_tree_code): Likewise.
5189 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
5190 * simplify-rtx.c (simplify_const_relational_operation): Check
5191 flag_strict_overflow and flag_trapv.
5192 (simplify_const_relational_operation): Likewise.
5193 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
5194 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
5197 2007-01-27 Roger Sayle <roger@eyesopen.com>
5199 * tree.c (tree_fold_gcd): Delete.
5200 * tree.h (tree_fold_gcd): Remove prototype.
5201 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
5202 test whether one constant integer is a multiple of another. Instead
5203 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
5204 * fold-const.c (multiple_of_p): We've determined both TOP and
5205 BOTTOM are integer constants so we can call int_const_binop directly
5206 instead of the more generic const_binop.
5208 2007-01-27 Roger Sayle <roger@eyesopen.com>
5210 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
5211 1*X check that the constant hasn't overflowed, to preserve the
5213 (round_up): Provide an efficient implementation when rouding-up an
5214 INTEGER_CST to a power-of-two.
5216 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5218 * doc/sourcebuild.texi: Add comma for clarity.
5219 * doc/extend.texi: Fix some typos.
5220 * doc/passes.texi: Likewise.
5221 * doc/cppinternals.texi: Likewise.
5222 * doc/c-tree.texi: Likewise.
5223 * doc/tree-ssa.texi: Likewise.
5224 * doc/install.texi: Likewise.
5226 2007-01-27 Jan Hubicka <jh@suse.cz>
5228 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
5229 (pass_sra): Do not require alias information.
5230 * passes.c (init_optimization_passes): Add SRA
5232 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
5234 * tracer.c (rest_of_handle_tracer): We already cleaned
5235 up the CFG in tracer() so don't do it here again.
5236 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
5237 cleanup_cfg here, either. And don't call renumber_insns.
5239 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
5240 and BB_HEAD are in the insn stream here. Instead make sure
5241 that BB_INSN is valid on all insns. Also, do check here that
5242 there are no pending branch predictions...
5243 (rtl_verify_flow_info): ...instead of doing it here. Checks
5244 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
5247 2007-01-26 Roger Sayle <roger@eyesopen.com>
5249 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
5250 function to simplify/factorize operand order canonicalization.
5251 (ix86_fixup_binary_operands): Reorganize using the above function.
5252 (ix86_binary_operator_ok): Likewise.
5254 2007-01-27 Jakub Jelinek <jakub@redhat.com>
5256 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
5257 file scope from optimize_attrs.
5258 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
5260 (optimize_attrs): Clear insn_code_values after freeing it.
5262 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5264 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
5265 a parts.base assignment.
5267 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5269 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
5270 (compute_subscript_distance, initialize_data_dependence_relation,
5271 finalize_ddr_dependent, analyze_ziv_subscript,
5272 analyze_siv_subscript_cst_affine,
5273 compute_overlap_steps_for_affine_univar,
5274 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5275 analyze_siv_subscript, analyze_miv_subscript,
5276 analyze_overlapping_iterations, subscript_dependence_tester_1,
5277 compute_self_dependence, free_dependence_relation): Work
5278 with affine_fn instead of chrecs.
5279 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
5280 common_affine_function, affine_function_base,
5281 affine_function_constant_p, affine_fn_op, affine_fn_plus,
5282 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
5283 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
5284 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
5285 (all_chrecs_equal_p): Removed.
5286 * tree-data-ref.h (affine_fn, conflict_function): New types.
5287 (struct subscript): Change type of conflicting_iterations_in_a
5288 and conflicting_iterations_in_b.
5290 2007-01-26 Steve Ellcey <sje@cup.hp.com>
5293 * config/pa/pa.h (TARGET_HPUX_11): New.
5294 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
5295 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
5297 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
5298 Richard Guenther <rguenther@suse.de>
5300 * tree-ssa-structalias.c (solve_graph): Handle case
5301 we merged the variable to another.
5303 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5305 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
5308 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
5309 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
5311 2007-01-25 DJ Delorie <dj@redhat.com>
5313 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
5314 allow changes to modes which don't fit in those registers.
5316 * reload1.c (choose_reload_regs): Check for invalid subregs before
5317 computing their locations, not after.
5319 2007-01-25 Geoffrey Keating <geoffk@apple.com>
5322 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
5323 save Altivec registers in an eh_return function.
5324 (compute_vrsave_mask): Likewise.
5325 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
5326 for saving Altivec registers.
5327 (rs6000_emit_prologue): Don't allocate stack twice in
5328 eh_return function. Correct expected value of altivec_save_offset
5329 when using save_world. Describe save of R0 to stack when using
5330 save_world. Describe stack pointer adjustment when using
5331 save_world. Remove duplicated eh_return parameter register saving.
5332 Update sp_offset variable after save_world.
5333 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
5335 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
5336 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
5339 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5341 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
5343 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5346 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
5347 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
5349 2007-01-25 Richard Guenther <rguenther@suse.de>
5351 * doc/invoke.texi (-Wcoverage-mismatch): Document.
5352 * common.opt (-Wcoverage-mismatch): New warning option.
5353 * coverage.c (get_coverage_counts): Ignore coverage mismatch
5354 if -Wcoverage-mismatch is given.
5356 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
5358 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
5359 (ipcp_driver): Change to static definition.
5360 Add dumping of the ifunctions.
5361 (constant_val_insert): Remove unused parameter. Support for SSA.
5362 (ipcp_propagate_const): Support for SSA.
5363 (ipcp_profile_bb_print): Print only analyzed nodes.
5364 (ipcp_replace_map_create): Remove support for Fortran constant
5366 * ipa-prop.c (ipa_method_modify_stmt,
5367 ipa_callsite_compute_param): Support for SSA.
5368 * ipa-prop.h (ipcp_driver): Remove declaration.
5369 (IS_VALID_TREE_MAP_INDEX): Add define.
5371 2007-01-24 Geoffrey Keating <geoffk@apple.com>
5373 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
5375 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5378 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
5379 constant argument to cabs and do it without checking for
5380 -funsafe-math-optimizations.
5382 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
5384 * c-common.h (RID_FIRST_CXX0X): New.
5385 (RID_LAST_CXX0X): New.
5386 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
5388 * c.opt (Wc++0x-compat): New.
5389 * doc/invoke.texi (-Wc++0x-compat): Document.
5391 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5393 * builtins.c (fold_builtin_carg): New.
5394 (fold_builtin_1): Use it.
5396 2007-01-24 Jan Hubicka <jh@suse.cz>
5398 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
5400 * ipa-inline.c (initial_insns, max_insns): Delete.
5401 (compute_max_insns): New function.
5402 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
5403 of insns as base for code growth.
5404 (cgraph_decide_inlining): Make initial_insns local; do not compute
5406 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
5407 * doc/invoke.texi (inline-unit-growth): Update docs.
5409 2007-01-24 Jakub Jelinek <jakub@redhat.com>
5411 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
5412 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
5413 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
5414 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
5415 for CPUs that have PTA_CX16 set.
5418 * gimplify.c (omp_check_private): New function.
5419 (gimplify_scan_omp_clauses): Use it for
5420 firstprivate/lastprivate/reduction.
5423 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
5424 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
5427 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
5428 If lower_lastprivate_clauses emits some statements, append them
5429 to dlist rather than body_p and to body_p append an initializer.
5430 (lower_omp_for): Adjust caller.
5432 2007-01-24 Steve Ellcey <sje@cup.hp.com>
5434 * target.h (globalize_decl_name): New.
5435 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5436 * output.h (default_globalize_decl_name): New.
5437 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
5439 (globalize_decl): Ditto.
5440 (default_globalize_decl_name): New.
5441 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
5442 (ia64_handle_version_id_attribute): New.
5443 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5444 (ia64_asm_output_external): Use globalize_decl_name instead
5446 * doc/extend.texi (version_id): New pragma.
5447 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
5449 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5451 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
5452 _uleb128_t and _Unwind_SWord with _sleb128_t.
5453 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
5454 uw_frame_state_for, uw_update_context_1): Likewise.
5455 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
5456 * unwind-pe.h (read_uleb128, read_sleb128,
5457 read_encoded_value_with_base): Likewise.
5458 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
5460 2007-01-24 Richard Guenther <rguenther@suse.de>
5462 * builtins.c (expand_builtin_cexpi): Get the fndecl
5463 for cexp in the correct way.
5465 2007-01-24 Jan Hubicka <jh@suse.cz>
5467 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
5469 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5471 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
5472 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
5473 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
5474 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
5475 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
5476 __SIZEOF_PTRDIFF_T__.
5477 * doc/cpp.texi: Documentation for the new builtin macros added.
5479 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
5481 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
5482 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
5483 instead of operands[2] to avoid access past the end of array.
5485 2007-01-24 Richard Sandiford <richard@codesourcery.com>
5487 * reload1.c (emit_reload_insns): Pass the reload register
5488 for a non-spill output reload through forget_old_reloads_1.
5490 2007-01-23 Joseph Myers <joseph@codesourcery.com>
5492 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5493 _SOFT_DOUBLE if doubles use software floating-point.
5494 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
5495 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5496 * config/rs6000/darwin-ldouble.c: Also compile functions for
5497 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
5498 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5499 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
5500 commented-out long double override.
5501 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
5502 * config/rs6000/eabispe.h: Likewise.
5503 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
5504 long double for non-SPE.
5505 (rs6000_handle_option): Likewise.
5506 (invalid_e500_subreg): Disallow more subregs involding DImode,
5507 DFmode, TImode or TFmode.
5508 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
5510 (legitimate_lo_sum_address_p): Also check for TFmode for E500
5512 (rs6000_legitimize_address): Also handle TFmode for E500 double.
5513 (rs6000_legitimize_reload_address): Also handle TFmode for E500
5515 (rs6000_legitimate_address): Also check for TFmode for E500
5517 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
5518 (spe_build_register_parallel): Handle TFmode and TCmode.
5519 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
5521 (function_arg): Handle TFmode and TCmode for E500 double.
5522 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
5524 (print_operand): Handle TFmode and TImode for %y.
5525 (rs6000_generate_compare): Handle TFmode comparisons for E500
5527 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
5528 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
5529 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
5530 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
5531 TFmode for E500 double.
5532 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
5533 (floatsidf2): Enable for E500 double.
5534 (movtf_softfloat): Use rs6000_nonimmediate_operand.
5535 (extenddftf2): Change to extenddftf2_fprs.
5536 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
5537 depending on TARGET_E500_DOUBLE.
5538 (extendsftf2): Enable for E500 double.
5539 (trunctfdf2): Enable for E500 double.
5540 (trunctfsf2): Change to trunctfsf2_fprs.
5541 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
5542 depending on TARGET_E500_DOUBLE.
5543 (floatsitf2): Enable for E500 double.
5544 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
5545 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
5546 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
5547 (negtf2): Change to negtf2_internal.
5548 (negtf2): New expander.
5549 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
5550 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
5551 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
5552 (movdi_internal32): Use rs6000_nonimmediate_operand.
5553 (unnamed splitter): Likewise.
5554 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
5555 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
5556 (SPE64TF, DITI): New mode macros.
5557 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
5560 (frob_<mode>_di_2): New.
5561 (frob_tf_di_8_2): New.
5562 (frob_di_df): Change to frob_di_<mode>; allow more modes.
5564 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
5566 (frob_ti_<mode>_8_2): New.
5567 (frob_ti_tf_2): New.
5568 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
5569 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
5571 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
5572 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
5573 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
5574 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
5575 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
5576 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
5579 2007-01-23 Ian Lance Taylor <iant@google.com>
5581 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
5583 (OBJS-archive): Reformat, alphabetize.
5584 (OBJS): Change out_object_file to OBJS-md.
5586 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
5588 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5589 JUMP_P and CALL_P predicates where applicable.
5590 * config/i386/i386.c: Ditto.
5591 * config/i386/i386.md: Ditto.
5592 * config/i386/mmx.md: Ditto.
5593 * config/i386/predicates.md: Ditto.
5595 2007-01-22 Andreas Schwab <schwab@suse.de>
5597 * config/m68k/m68k.h: Fix comment.
5599 2007-01-22 Jan Hubicka <jh@suse.cz>
5601 * passes.c (init_optimization_passes): Do not rerun
5602 pass_early_warn_uninitialized.
5604 2007-01-22 Richard Guenther <rguenther@suse.de>
5606 PR tree-optimization/30038
5607 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
5609 (execute_cse_sincos_1): Likewise.
5610 (execute_cse_sincos): Likewise.
5611 (gate_cse_sincos): Likewise.
5612 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
5613 the cexpi() canonicalization of sincos().
5614 * tree-pass.h (pass_cse_sincos): Declare.
5615 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
5617 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5619 PR rtl-optimization/29329
5620 * combine.c (replaced_rhs_insn): Rename to i2mod.
5621 (replaced_rhs_value): Rename to i2mod_new_rhs.
5622 (i2mod_old_rhs): New global variable.
5623 (combine_instructions): Adjust for above change. Save a copy of
5624 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
5625 note are substituted in the second instruction.
5626 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
5627 ditch the note if it pertains to the second eliminated register
5628 and this register is mentioned in i2mod_old_rhs.
5631 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5633 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
5634 the insn to which the note was originally attached.
5636 2007-01-21 Jan Hubicka <jh@suse.cz>
5638 * ipa-inline.c (inlining_mode): Comment, move up.
5639 (cgraph_decide_inlining_incrementally): Do not perform inlining
5640 itself; fix handling of flattening of self recursive functions.
5641 (cgraph_find_cycles): Remove.
5642 (cgraph_flatten_node): Remove.
5643 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
5644 (try_inline): New function.
5645 (cgraph_early_inlining): Update call of
5646 cgraph_decide_inlining_incrementally. Apply inlining here.
5647 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
5649 2007-01-21 Dirk Mueller <dmueller@suse.de>
5652 * tree-vrp.c (check_array_bounds): do not warn
5653 about ADDR_EXPR's of ARRAY_REF's which are immediately
5654 used in binary expressions.
5656 2007-01-21 Ira Rosen <irar@il.ibm.com>
5658 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
5659 read_write_dep and macros for its access.
5660 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
5661 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
5662 argument, call vect_check_interleaving for every independent pair of
5663 data-refs. Mark loads that access the same memory location as a store
5665 (vect_check_dependences): Remove.
5666 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
5667 call, fix the call to vect_analyze_data_ref_dependence.
5668 (vect_analyze_data_ref_access): For statements that access the same
5669 data-ref, check that they are not stores; for loads, check that there
5670 is no store that access the same location.
5672 2007-01-20 Roger Sayle <roger@eyesopen.com>
5673 Joseph Myers <joseph@codesourcery.com>
5675 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
5676 (-fdump-rtl-stack): Likewise.
5677 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
5678 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
5679 (-mpt-fixed): Use @minus{} for minus sign.
5680 (Using Precompiled Headers): Fix under/overfull hbox.
5682 2007-01-20 Jan Hubicka <jh@suse.cz>
5684 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
5685 place within annotation.
5687 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5689 * pa.c (output_move_double): Change array size of xoperands to 4.
5691 2007-01-20 Jan Hubicka <jh@suse.cz>
5693 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
5696 2007-01-19 Ian Lance Taylor <iant@google.com>
5698 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
5699 constant to unsigned HOST_WIDE_INT before negating.
5701 2007-01-19 Ian Lance Taylor <iant@google.com>
5703 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
5705 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
5706 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
5707 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
5708 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
5709 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
5710 (realloc_vdef, realloc_vuse): Change second parameter to
5712 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
5714 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
5715 unsigned. Change x and lim locals to unsigned.
5716 (realloc_vdef, realloc_vuse): Change num_elem parameter to
5718 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
5719 (copy_virtual_operands): Change i and n locals to unsigned.
5721 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5724 * builtins.c (fold_builtin_1): Handle builtin fdim.
5726 2007-01-20 Jan Hubicka <jh@suse.cz>
5728 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
5729 * tree-ssa-structalias.c (compute_points_to_sets): Do call
5730 init_alias_heapvars.
5731 (init_alias_heapvars): Initialize only when not already initialized.
5732 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
5734 2007-01-19 Roger Sayle <roger@eyesopen.com>
5736 * common.opt (fsigned-zeros): New command line option.
5737 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
5738 of flag_unsafe_math_optimizations.
5739 * opts.c (set_fast_math_flags): The -ffast-math command line option
5740 implies -fno-signed-zeros.
5741 (fast_math_flags_set_p): Likewise.
5743 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
5744 the documentation of -ffast-math appropriately. Wrap long lines.
5746 2007-01-19 Steve Ellcey <sje@cup.hp.com>
5748 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
5749 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
5751 2007-01-19 Tomas Bily <tbily@suse.cz>
5753 * cgraphunit.c (cgraph_finalize_function): Updating of pid
5755 (tree_init_ic_make_global_vars): New function
5756 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
5757 (tree_gen_ic_profiler): New function
5758 (tree_gen_ic_func_profiler): New function
5759 (tree_profiling): Added calling of tree_gen_ic_func_profiler
5760 (tree_profile_hooks): Added hook for indirec/virtual calls
5761 * value-prof.c (tree_find_values_to_profile): New case for
5763 (tree_values_to_profile): Call for determining indirect/virtual
5765 (tree_indirect_call_to_profile): New function
5766 (tree_ic_transform): New function
5767 (tree_ic): New function
5768 (find_func_by_pid): New function
5769 (init_pid_map): New function
5770 (tree_value_profile_transformations): Added check for
5771 indirect/virtual call transformation
5772 * value-prof.h (enum hist_type): New counter type for
5773 indirect/virtual calls
5774 (profile_hooks): Added new hook for profiling indirect/virtual
5776 * profile.c (instrument_values): New case for indirect/virtual
5778 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
5779 (GCOV_COUNTER_V_INDIR): New counter type
5780 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
5781 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
5783 * cgraph.c: Definition of cgraph_max_pid
5784 (cgraph_create_node): Default init of pid attribute
5785 * cgraph.h: Declaration of cgraph_max_pid
5786 (struct cgraph_node): Added pid attribute
5787 * libgcov.c (__gcov_indirect_call_profiler): New function
5788 (__gcov_one_value_profiler_body): New function
5789 (__gcov_one_value_profiler): Body was moved to
5790 __gcov_one_value_profiler_body and calls it
5792 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
5794 * doc/gty.texi (Options): Document the mark_hook option to GTY.
5795 * gengtype.c (write_types_data, write_func_for_structure,
5796 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
5797 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
5798 (walk_type, write_func_for_structure): Generate the mark_hook if
5801 2007-01-19 Jan Hubicka <jh@suse.cz>
5803 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
5804 'early' argument take inlining mode argument specifying whether to
5805 inline for size/speeed or all functions; add support for flattening;
5807 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
5809 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5812 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
5813 the name of the declared identifier.
5815 2007-01-19 Dirk Mueller <dmueller@suse.de>
5817 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
5818 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
5819 duplicate evaluation.
5821 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
5823 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
5824 Macroize expander using X87MODEF12 mode macro. Extend operand 1
5825 to XFMode, use acosxf2 and truncate result to requested mode.
5826 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5827 (asin<mode>2): Similarly, with asin expanders.
5828 (*fscalexf4_i387): Rename from *fscalexf4.
5829 (expNcorexf3): New expander.
5830 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
5831 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
5832 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
5833 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
5834 patterns for SSE math.
5835 (exp10<mode>2): Similarly, with exp10 expanders.
5836 (exp2<mode>2): Similarly, with exp2 expanders.
5837 (expm1<mode>2): Similarly, with expm1 expanders.
5838 (ldexp<mode>3): Similarly, with ldexp expanders.
5839 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
5840 Use gen_truncxf<mode>2_i387_noop to truncate result.
5842 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5844 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
5845 for ColdFire targets.
5847 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
5848 Richard Sandiford <richard@codesourcery.com>
5850 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
5851 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
5852 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
5853 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
5854 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
5855 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
5857 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5859 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
5860 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
5861 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
5862 (*adddi_dilshr32_cf): New pattern.
5863 (adddi3, subdi3): Remove first alternatives.
5865 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5867 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
5868 implemented using move.l, do not use its cc result for floating-point
5871 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5873 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
5874 from accepting 's' constraints if flag_pic.
5876 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5878 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
5879 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
5880 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
5881 condition from TARGET_68881 to TARGET_HARD_FLOAT.
5883 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
5885 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
5886 ColdFire alternatives.
5887 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
5888 * config/m68k/m68k.md (clzsi2): Define for ColdFire
5889 architectures that support ff1 instruction.
5891 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5892 Julian Brown <julian@codesourcery.com>
5894 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
5895 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
5896 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
5899 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5901 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
5903 (output_move_const_into_data_reg, output_move_simode_const): Delete.
5904 * config/m68k/m68k.c (const_method, const_int_cost): Take a
5905 HOST_WIDE_INT instead of an rtx.
5906 (m68k_rtx_costs): Update call accordingly.
5907 (output_move_const_into_data_reg): Likewise. Fix formatting.
5908 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
5910 (output_move_simode_const): Update calls after above changes.
5911 Rework to use automatic variables and predicates like MEM_P.
5912 * config/m68k/m68k.md (pushexthisi_const): Update call to
5915 2007-01-19 Dirk Mueller <dmueller@suse.de>
5917 * tree-ssa-alias.c (perform_var_substitution): Fix typo
5920 2007-01-19 Richard Guenther <rguenther@suse.de>
5922 * builtins.c (expand_builtin_cexpi): Fall back to expanding
5923 via cexp in case sincos is not available.
5925 2007-01-19 Richard Guenther <rguenther@suse.de>
5927 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
5928 * defaults.h (TARGET_HAS_SINCOS): Default to off.
5929 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
5930 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
5931 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
5932 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
5933 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
5934 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
5936 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
5938 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
5940 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
5941 (atan2xf3): Directly generate RTL pattern.
5942 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
5943 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
5944 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5945 disable patterns for SSE math.
5946 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
5947 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
5948 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5949 disable patterns for SSE math.
5951 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
5953 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
5955 2007-01-18 Roger Sayle <roger@eyesopen.com>
5957 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
5958 VIEW_CONVERT_EXPR to the same type as it's operand.
5960 2007-01-18 David Edelsohn <edelsohn@gnu.org>
5962 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
5963 configured for long double 128.
5965 2007-01-18 Mike Stump <mrs@apple.com>
5967 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
5970 2007-01-18 Michael Meissner <michael.meissner@amd.com>
5972 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
5975 2007-01-18 Jan Hubicka <jh@suse.cz>
5977 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
5978 greater than NUM_VOP_FREE_BUCKETS.
5980 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
5982 * tree-ssa-structalias.c: Update comments.
5983 (ptabitmap_obstack): Removed.
5985 (oldpta_obstack): Ditto.
5986 (stats): Add a few members.
5987 (struct variable_info): Remove node, complex, address_taken, and
5988 indirect_target members. Add oldsolution member.
5989 (new_var_info): Do not initialize removed members.
5990 (constraint_expr_type): Remove INCLUDES.
5991 (constraint_graph): Add size, implicit_preds, rep,
5992 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
5993 (FIRST_REF_NODE): New macro.
5994 (LAST_REF_NODE): Ditto.
5995 (FIRST_ADDR_NODE): Ditto.
5996 (find): New function.
5998 (dump_constraint): Do not handle INCLUDES.
5999 (insert_into_complex): Do not insert duplicate constraints.
6000 (condense_varmap_nodes): Renamed and rewritten into ...
6001 (merge_node_constraints): This. Also fix bug in handling of
6002 offseted copy constraints.
6003 (clear_edges_for_node): No longer need to deal with preds at all,
6004 or removing associated preds/succs.
6005 (merge_graph_nodes): Deal with indirect_cycles.
6006 Don't deal with predecessors.
6007 (add_implicit_graph_edge): New function.
6008 (add_pred_graph_edge): Ditto.
6009 (add_graph_edge): Don't deal with predecessors.
6010 (build_constraint_graph): Removed.
6011 (build_pred_graph): New function.
6012 (build_succ_graph): Ditto.
6013 (struct scc_info): Removed in_component. Added roots, dfs, and
6014 node_mapping. Remove visited_index, unification_queue.
6015 (scc_visit): Deal with union-find we do now.
6016 Deal with cycles with REF nodes.
6017 (collapse_nodes): Renamed and rewritten to ...
6018 (unify_nodes): This.
6019 (process_unification_queue): Removed.
6020 (topo_visit): Cleanup
6021 (do_da_constraint): Use find.
6022 (do_sd_constraint): Ditto.
6023 (do_ds_constraint): Ditto.
6024 (do_complex_constraint): Ditto.
6025 (init_scc_info): Update for removed and added members.
6026 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
6027 (find_indirect_cycles): This.
6028 (equivalence_class): New variable.
6029 (label_visit): New function.
6030 (perform_variable_substitution): Rewritten.
6031 (free_var_substitution_info): New function.
6032 (find_equivalent_node): Ditto.
6033 (move_complex_constraints): Ditto.
6034 (eliminate_indirect_cycles): Ditto.
6035 (solve_graph): Only propagate changed bits.
6036 Use indirect cycle elimination.
6038 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
6039 (tree_id_eq): Renamed to ...
6040 (tree_vi_eq): This. Update for member change
6041 (insert_id_for_tree): Renamed and rewritten to ...
6042 (insert_vi_for_tree): This.
6043 (lookup_id_for_tree): Renamed and rewritten to ...
6044 (lookup_vi_for_tree): This.
6045 (get_id_for_tree): Renamed and rewritten to ...
6046 (get_vi_for_tree): Ditto.
6047 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
6048 (process_constraint): Don't handle INCLUDES.
6049 Remove special ADDRESSOF case.
6050 (find_func_aliases): Rewrite to use vi functions instead of id
6052 (create_function_info_for): Ditto.
6053 (create_variable_info_for): Ditto.
6054 (intra_create_variable_infos): Ditto.
6055 (merge_smts_into): Ditto.
6056 (find_what_p_points_to): Ditto.
6057 (init_base_vars): Ditto.
6058 (init_alias_vars): Ditto.
6059 (remove_preds_and_fake_succs): New function.
6060 (dump_sa_points_to_info): Dump new stats.
6061 (dump_solution_for_var): Use find.
6062 (set_used_smts): Fix formatting.
6063 (compute_points_to_sets): Updated for new functions.
6064 (ipa_pta_execute): Ditto.
6066 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6067 Richard Sandiford <richard@codesourcery.com>
6069 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
6071 * calls.c (expand_call): If the return value is a PARALLEL,
6072 extract its first member.
6073 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
6074 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6075 use FUNCTION_EXTRA_EPILOGUE.
6076 (m68k_function_value): Return a PARALLEL if the return value
6077 is of a pointer type.
6078 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
6079 (FUNCTION_EXTRA_EPILOGUE): Remove.
6080 * config/m68k/m68k.md (D0_REG): New constant.
6082 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6084 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6085 output a NOP for empty epilogues.
6087 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6089 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
6090 before function. Extend register save check to include all
6091 registers, not just integer ones.
6093 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6095 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
6096 (m68k_use_return_insn): ...this.
6097 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
6098 * config/m68k/m68k.c (use_return_insn): Rename to...
6099 (m68k_use_return_insn): ...this.
6100 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
6103 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6105 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
6106 nearest even, fix denormal rounding overflow.
6108 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6110 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
6111 f%$smove and f%$move.
6112 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
6113 (extendsfdf2_cf): Use fdmove instead of f%&move.
6114 (truncdfsf2_cf): Use fsmove instead of f%$smove.
6115 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
6117 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6119 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
6122 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6124 * real.h (real_format): Add a canonical_nan_lsbs_set field.
6125 (coldfire_single_format): Declare.
6126 (coldfire_double_format): Likewise.
6127 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
6128 of qnan_msb_set to determine the lower bits of a canonical
6130 (encode_ieee_double): Likewise.
6131 (encode_ieee_quad): Likewise.
6132 (ieee_single_format): Initialize canonical_nan_lsbs_set.
6133 (mips_single_format): Likewise.
6134 (ieee_double_format): Likewise.
6135 (mips_double_format): Likewise.
6136 (ieee_extended_motorola_format): Likewise.
6137 (ieee_extended_intel_96_format): Likewise.
6138 (ieee_extended_intel_128_format): Likewise.
6139 (ieee_extended_intel_96_round_53_format): Likewise.
6140 (ibm_extended_format): Likewise.
6141 (mips_extended_format): Likewise.
6142 (ieee_quad_format): Likewise.
6143 (mips_quad_format): Likewise.
6144 (vax_f_format): Likewise.
6145 (vax_d_format): Likewise.
6146 (vax_g_format): Likewise.
6147 (i370_single_format): Likewise.
6148 (i370_double_format): Likewise.
6149 (decimal_single_format): Likewise.
6150 (decimal_double_format): Likewise.
6151 (decimal_quad_format): Likewise.
6152 (c4x_single_format): Likewise.
6153 (c4x_extended_format): Likewise.
6154 (real_internal_format): Likewise.
6155 (coldfire_single_format): New real_format.
6156 (coldfire_double_format): Likewise.
6157 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
6158 canonical_nan_lsbs_set.
6159 (pdp11_d_format): Likewise.
6160 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
6161 if TARGET_COLDFIRE_CPU.
6163 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6165 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
6166 (output_call, m68k_legitimize_call_address): Declare.
6167 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
6168 parenthesees. Add support for a 'W' constraint.
6169 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
6170 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
6171 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
6172 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
6174 (override_options): Initialize them. Do not set flag_no_function_cse
6175 for TARGET_ID_SHARED_LIBRARY.
6176 (m68k_output_pic_call): Delete.
6177 (m68k_legitimize_call_address): New function.
6178 (print_operand): Remove the %o prefix. Handle the %p prefix.
6179 (output_call): New function.
6180 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
6181 target address from the GOT if symbolic jumps are not allowed.
6182 * config/m68k/m68k.md (call, general_operand): Do not set
6183 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
6184 Merge separate flag_pic and !flag_pic define_insns into...
6185 (*call, *call_value): ...these new patterns. Match the address
6186 rather than the containing MEM and require it to be a call_operand.
6187 Use output_call to generate the asm template.
6188 * config/m68k/predicates.md (const_call_operand): New predicate.
6189 (call_operand): Likewise.
6191 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6193 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
6194 (STACK_GROWS_DOWNWARD): Define to 1.
6195 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
6196 comments, emphasizing that these values are only defaults.
6197 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
6198 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
6200 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6202 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
6204 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6205 Richard Sandiford <richard@codesourcery.com>
6207 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
6208 (FP_REGNO_P): New macros.
6209 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
6210 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
6211 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
6212 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
6214 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6216 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6217 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
6219 * config/m68k/t-floatlib: New file, extracting common code from...
6220 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
6221 * config/m68k/t-uclinux: Here.
6222 * config/m68k/fpgnulib.c: Do not compile extendeed precision
6223 routines on ColdFire targets.
6225 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6227 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6228 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
6229 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
6230 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
6231 explicitly set MOTOROLA to 1.
6232 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
6234 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6235 Nathan Sidwell <nathan@codesourcery.com>
6237 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
6238 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
6239 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
6240 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
6241 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
6242 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
6243 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
6244 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
6245 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
6246 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6247 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
6248 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
6249 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
6250 (DBX_REGISTER_NUMBER): Delete.
6251 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
6252 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6253 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
6255 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6257 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
6258 * config/flat.h: New file.
6259 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
6261 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
6262 indirect references for -msep-data or -mid-shared-library.
6263 Do not use PC-relative code addresses either.
6264 * config/m68k/m68k.c (override_options): Restrict -fPIC error
6266 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
6267 for shared libraries and crt1.o for executables. Use crti.o and
6269 (ENDFILE_SPEC): Use crtend.o and crtn.o.
6270 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
6271 Do not add -elf2flt or -shared-lib-id options here.
6272 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
6273 Pass -shared-lib-id if -mid-shared-library, taking the library
6274 identifier from -mshared-library-id if given, otherwise
6276 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
6277 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
6278 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
6279 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
6280 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
6281 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
6283 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
6284 jump sequence for ISA A and ISA A+.
6285 (PICJUMP): Likewise.
6287 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6289 * config.gcc (m68k-*-uclinux*): Base the port on the common
6290 and m68k GNU/Linux files rather than on the generic ELF ones.
6291 * config/m68k/uclinux.h (TARGET_VERSION): Override.
6292 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6294 2007-01-18 Julian Brown <julian@codesourcery.com>
6295 Richard Sandiford <richard@codesourcery.com>
6297 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
6298 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6299 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
6301 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
6303 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6305 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6307 * doc/install.texi: Document m68k-uclinuxoldabi.
6308 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
6309 * config/m68k/uclinux-oldabi.h: New file, copied from
6310 config/m68k/uclinux.h.
6312 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
6314 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
6315 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
6316 (m32r_compute_frame_size): Use unsigned for regno.
6317 (m32r_reload_lr): Use gen_frame_mem.
6319 (m32r_output_function_epilogue): Don't output the function epilogue
6321 (m32r_expand_epilogue): New.
6322 (direct_return): Return false if the function has the interrupt
6324 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
6325 * config/m32r/m32r.md (epilogue): New expander.
6326 (return_lr, return_rte): New insns.
6327 (return): Make it expander.
6328 (return_normal): New expander.
6330 2007-01-18 Josh Conner <jconner@apple.com>
6333 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
6334 support for UNLE, UNLT, UNGE, and UNGT.
6336 2007-01-18 Jan Hubicka <jh@suse.cz>
6338 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
6339 * tree-tailcall (add_virtual_phis): Likewise.
6340 (optimize_tail_call): Return TODOs.
6341 (execute_tail_calls): Return TODOs.
6342 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
6343 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
6345 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6346 Cleanup cfg using TODO.
6347 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
6348 * passes.c (execute_function_todo): When cleanup did something, remove
6350 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
6351 (make_edges): Don't cleanup_cfg.
6353 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
6355 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
6356 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
6357 operate on the top of stack.
6358 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
6359 register handling of instructions that output to the second
6361 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
6362 (move_for_stack_reg): Special-case check for dead destination
6363 stack slot for constant load of 1.0 inside UNSPEC_TAN.
6365 * config/i386/i386.md (UNSPEC_TAN): New constant.
6366 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
6367 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
6368 to correctly model move of constant 1.0 to top stack slot.
6369 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
6370 (unnamed peephole2 pattern): Remove corresponding peephole2
6371 pattern that optimizes tan insn and loading of constant 1.0.
6372 (tanxf2): Use fptanxf4_i387.
6373 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
6374 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
6375 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6376 disable patterns for SSE math.
6377 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
6378 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
6380 2007-01-18 Dirk Mueller <dmueller@suse.de>
6381 Richard Guenther <rguenther@suse.de>
6384 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
6385 * common.opt (Warray-bounds): Add new warning option.
6386 * c-opts.c (c_common_handle_option): Define -Warray-bounds
6388 * Makefile.in: make tree-vrp.o depend on toplev.h
6389 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
6391 (check_array_refs, check_array_bounds, check_array_ref): New.
6393 2007-01-18 Jan Hubicka <jh@suse.cz>
6395 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
6396 (execute_ssa_ccp): Return flags conditionally.
6397 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
6399 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
6401 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
6403 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
6404 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
6406 * Makefile.c (GTFILES): Add cfglayout.h.
6407 * gengtype.c (open_base_files): Likewise.
6408 * cfglayout.c (cfg_layout_function_footer,
6409 cfg_layout_function_header) Reindent to make gengtype happy.
6410 * cfglayout.h (cfg_layout_function_footer,
6411 cfg_layout_function_header): Add GTY(()) marker.
6413 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
6415 2007-01-18 Ben Elliston <bje@au.ibm.com>
6417 * genautomata.c (write_automata): Include xstrerror output in the
6418 error message if writing the DFA description file fails.
6420 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
6422 * config/mips/mips-protos.h (mips_output_external): Make it
6424 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
6425 * config/mips/mips.c (irix_output_external_libcall): Likewise.
6426 (extern_list): Likewise.
6427 (extern_head): Likewise.
6428 (TARGET_ASM_FILE_END): Likewise.
6429 (mips_file_end): Likewise.
6430 (mips_output_external): Rewritten.
6432 2007-01-18 Ben Elliston <bje@au.ibm.com>
6434 * genpreds.c (write_insn_preds_c): Only write out the function
6435 body for regclass_for_constraint if we have register constraints.
6437 2007-01-17 Tom Tromey <tromey@redhat.com>
6439 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
6440 * doc/install.texi (Testing): Use sourceware.org.
6441 (Binaries): Likewise.
6442 (Specific): Likewise.
6443 * doc/contrib.texi (Contributors): Use sourceware.org.
6445 2007-01-17 Anatoly Sokolov <aesok@post.ru>
6447 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
6448 (AVR_ENHANCED): Rename to ...
6449 (AVR_HAVE_MUL): ... new.
6450 (avr_enhanced_p): Rename to ...
6451 (avr_have_mul_p): ... new.
6452 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
6453 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
6454 * config/avr/avr.c (avr_enhanced_p): Rename to ...
6455 (avr_have_mul_p): ... new.
6456 (base_arch_s): Rename 'enhanced' to 'have_mul'.
6457 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
6458 'avr_enhanced_p' and 'enhanced'.
6459 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
6460 AVR_HAVE_MUL instead of AVR_ENHANCED.
6461 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6462 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
6463 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
6464 instead of AVR_ENHANCED.
6465 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6466 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
6467 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
6469 2007-01-17 Ian Lance Taylor <iant@google.com>
6471 * vec.h (VEC_reserve_exact): Define.
6472 (vec_gc_p_reserve_exact): Declare.
6473 (vec_gc_o_reserve_exact): Declare.
6474 (vec_heap_p_reserve_exact): Declare.
6475 (vec_heap_o_reserve_exact): Declare.
6476 (VEC_OP (T,A,reserve_exact)): New static inline function, three
6478 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
6480 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
6481 (VEC_OP (T,A,copy)) [all versions]: Likewise.
6482 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
6483 * vec.c (calculate_allocation): Add exact parameter. Change all
6485 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
6486 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
6487 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
6488 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
6489 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
6490 (vec_heap_p_reserve_exact): New function.
6491 (vec_heap_o_reserve_exact): New function.
6493 2007-01-17 Jan Hubicka <jh@suse.cz>
6495 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
6497 2007-01-17 Eric Christopher <echristo@apple.com>
6499 * config.gcc: Support core2 processor.
6501 2007-01-16 Jan Hubicka <jh@suse.cz>
6503 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
6504 the names, just unlink the chain so we don't crash on dangling pointers
6507 2007-01-16 Jan Hubicka <jh@suse.cz>
6509 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
6510 * tree-pass.h: Reorder to make IPA passes appear toegher.
6511 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
6512 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
6513 parameters, do not call early inliner.
6514 * ipa-inline.c: Update comments. Include tree-flow.h
6515 (cgraph_decide_inlining): Do not compute inlining parameters.
6516 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
6517 be called with function context set up.
6518 (pass_ipa_inline): Remove unreachable functions before pass.
6519 (cgraph_early_inlining): Simplify assuming to be called from the
6521 (pass_early_inline): New pass.
6522 (cgraph_gate_ipa_early_inlining): New gate.
6523 (pass_ipa_early_inline): Turn into simple wrapper.
6524 (compute_inline_parameters): New function.
6525 (gate_inline_passes): New gate.
6526 (pass_inline_parameters): New pass.
6527 (apply_inline): Move here from tree-optimize.c
6528 (pass_apply_inline): New pass.
6529 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
6531 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
6533 (tree_function_versioning): Do not allocate dummy struct function.
6534 * tree-inline.h (optimize_inline_calls): Update prototype.
6535 * tree-optimize.c (execute_fixup_cfg): Export.
6536 (pass_fixup_cfg): Remove
6537 (tree_rest_of_compilation): Do not apply inlines.
6538 * tree-flow.h (execute_fixup_cfg): Declare.
6539 * Makefile.in (gt-passes.c): New.
6540 * passes.c: Include gt-passes.h
6541 (init_optimization_passes): New passes.
6542 (nnodes, order): New static vars.
6543 (do_per_function_toporder): New function.
6544 (execute_one_pass): Dump current pass here.
6545 (execute_ipa_pass_list): Don't dump current pass here.
6547 2007-01-16 Janis Johnson <janis187@us.ibm.com>
6549 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
6550 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
6552 2007-01-16 David Edelsohn <edelsohn@gnu.org>
6554 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
6555 (strong_alias): Define.
6556 (__gcc_qmul): Provide non-FMA for soft-float.
6562 (__gcc_qunord): New.
6572 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
6573 soft-float functions.
6574 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
6575 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
6576 about long double soft float.
6578 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
6579 Tehila Meyzels <tehila@il.ibm.com>
6581 * tree-vectorizer.h (is_pattern_stmt_p): New.
6582 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
6583 formatting (tabs instead of spaces). Cleanup and clarify setting
6584 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
6585 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
6586 (vectorizable_type_demotion): Check that types are integral.
6587 (vectorizable_type_promotion): Likewise.
6588 (vectorizable_store): Fix typo. Eliminate new-line at end of
6591 2007-01-16 Jan Hubicka <jh@suse.cz>
6593 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
6596 2007-01-15 Eric Christopher <echristo@apple.com>
6598 * ifcvt.c: Include vec.h, vecprim.h.
6599 (check_cond_move_block): New argument regs.
6600 Reorganize. Add registers used to regs.
6601 (cond_move_process_if_block): Use regs set above as
6604 2007-01-15 Eric Christopher <echristo@apple.com>
6606 * config/darwin.h: Update copyright.
6607 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
6608 (LINK_COMMAND_SPEC): Add -u.
6609 (LINK_SPEC): Fix umbrella for above.
6611 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
6613 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
6616 2007-01-15 Tom Tromey <tromey@redhat.com>
6618 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
6619 * doc/install.texi (Testing): Don't mention jacks.
6620 (Configuration): Document --enable-java-maintainer-mode. Move
6621 --with-java-home to libgcj-specific section. Document
6623 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
6625 2007-01-15 Jan Hubicka <jh@suse.cz>
6627 * tree-ssa-dce.c (DCE_TODOs): New.
6628 (propagate_necessity): Return if something changed.
6629 (eliminate_unnecessary_stmts): Likewise.
6630 (perform_tree_ssa_dce): Return TODO flags when needed.
6631 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
6633 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
6635 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
6636 (fyl2x_extend<mode>xf3_i387): New insn pattern.
6637 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
6638 patterns using X87MODEF12 mode macro. Extend operand 1
6639 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6640 (log10<mode>2): Ditto.
6641 (log2<mode>2): Ditto.
6642 (log1p<mode>2): Ditto.
6643 (logb<mode>2): Ditto.
6644 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
6645 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
6646 (*fxtractxf3_i387): Rename from *fxtractxf3.
6647 (fxtract_extend<mode>xf3_i387): New insn pattern.
6648 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
6649 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
6650 and gen_fyl2xxf3_i387().
6652 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
6654 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
6655 * cfgloopmanip.c (fix_loop_placement): Made static. Use
6656 get_loop_exit_edges. Changed return type to bool.
6657 * cfgloop.h (fix_loop_placement): Declaration removed.
6659 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
6661 * param.h (MIN_VECT_LOOP_BOUND): New.
6662 * params.def (MIN_VECT_LOOP_BOUND): New.
6663 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
6664 argument - minimum threshold for number of iterations.
6665 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
6666 argument to declaration.
6667 * tree-vect-analyze.c (vect_analyze_operations): Check value of
6668 MIN_VECT_LOOP_BOUND.
6669 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
6670 slpeel_tree_peel_loop_to_edge with additional argument.
6671 (vect_do_peeling_for_alignment): Likewise.
6672 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
6674 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
6677 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
6680 2007-01-14 Jan Hubicka <jh@suse.cz>
6682 * tree-dfa.c (remove_referenced_var): New function.
6683 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
6684 prune referenced vars list too.
6685 * tree-flow.h (remove_referenced_var): Declare.
6687 2007-01-14 Jan Hubicka <jh@suse.cz>
6689 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
6691 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
6692 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
6693 * except.h (verify_eh_throw_table_statements): Kill prototype.
6694 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
6695 into call exrepssions.
6696 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
6698 * tree-cfg.c: Include pointer-set.h.
6699 (verify_node_sharing): Work on pointer set.
6700 (verify_eh_throw_stmt_node): New.
6701 (verify_stmts): Use pointers sets, verify throw_stmt.
6703 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
6705 * ipa-reference.c (analyze_function): Consider also addresses taken
6708 2007-01-12 Roger Sayle <roger@eyesopen.com>
6710 * c-typeck.c (null_pointer_constant_p): Replace use of
6711 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6712 (build_c_cast): Likewise.
6714 2007-01-12 Roger Sayle <roger@eyesopen.com>
6716 * tree.h (force_fit_type_double): Remove unused final argument.
6717 * c-common.c (constant_expression_warning): Replace use of
6718 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6719 (convert_and_check): Likewise.
6720 (shorten_compare): Update call to force_fit_type_double.
6721 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
6722 * convert.c (convert_to_pointer): Update call to
6723 force_fit_type_double.
6724 * fold-const.c (force_fit_type_double): Remove overflowed_const
6726 (int_const_binop, fold_convert_const_int_from_int,
6727 fold_convert_const_int_from_real, fold_div_compare,
6728 fold_sign_changed_comparison, fold_unary, fold_negate_const,
6729 fold_abs_const, fold_not_const): Remove the final argument from
6730 calls to force_fit_type_double.
6732 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6734 * configure.ac: Set insn to "nop" for spu-*-* also.
6735 * configure: Regenerate.
6737 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
6739 * builtins.def : Add BUILT_IN_FREE.
6741 2007-01-12 Jan Hubicka <jh@suse.cz>
6743 PR tree-optimization/30443
6744 * tree-inline.c (tree_function_versioning): Do not optimize when
6745 cloning for inlining.
6747 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
6749 * doc/loop.texi: Document recording of loop exits.
6750 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
6751 (update_single_exits_after_duplication,
6752 update_single_exit_for_duplicated_loop,
6753 update_single_exit_for_duplicated_loops): Removed.
6754 (duplicate_loop_to_header_edge): Do not call
6755 update_single_exits_after_duplication and
6756 update_single_exit_for_duplicated_loops.
6757 (loop_version): Do not update single_exit information.
6758 (fix_loop_structure): Use record_loop_exits instead of
6759 mark_single_exit_loops.
6760 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
6761 the lists of loop exits.
6762 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
6763 split_edge, merge_blocks): Update the lists of loop exits.
6764 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
6765 loop_optimizer_init.
6766 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
6767 of mark_single_exit_loops.
6768 (loop_optimizer_finalize): Call release_recorded_exits.
6769 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
6770 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
6771 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
6772 update single exit information.
6773 * lambda-code.c (perfect_nestify): Ditto.
6774 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
6775 (mark_single_exit_loops): Removed.
6776 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
6777 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
6778 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
6780 (get_loop_exit_edges, single_exit): Use recorded exit lists.
6781 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
6782 (verify_loop_structure): Verify consistency of the exit lists.
6783 (flow_loops_find): Use alloc_loop. Initialize exits hash.
6784 (set_single_exit): Removed.
6785 * cfgloop.h (struct loop_exit): New function.
6786 (struct loop): single_exit_ field replaced by exits field.
6787 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
6788 (struct loops): Added exits hash.
6789 (mark_single_exit_loops, set_single_exit): Declaration removed.
6790 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
6792 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6794 * doc/invoke.texi: Avoid use of @headitem.
6796 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6798 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
6800 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6802 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
6805 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6806 Richard Sandiford <richard@codesourcery.com>
6808 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
6809 * config/m68k/m68k.opt: Resort options.
6810 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
6812 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6813 Richard Sandiford <richard@codesourcery.com>
6815 * doc/invoke.texi: Document the macros that are defined by
6816 m68k's -mtune and -mhard-float options.
6817 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
6818 (m68k_cpp_cpu_family): Likewise.
6819 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
6820 of __ucfv*__ macros. Define __mcffpu__ if generating code for
6821 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
6822 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
6823 (m68k_cpp_cpu_family): Likewise.
6825 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6827 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
6828 macros besides mc68000 as tuning macros. Use a switch statement
6829 to set them and mcpu32.
6831 2007-01-12 Julian Brown <julian@codesourcery.com>
6833 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
6834 (TARGET_68040_ONLY): Rename to...
6835 (TARGET_68040): ...this.
6836 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
6837 * config/m68k/m68k.md: Likewise.
6839 2007-01-12 Julian Brown <julian@codesourcery.com>
6840 Nathan Sidwell <nathan@codesourcery.com>
6841 Richard Sandiford <richard@codesourcery.com>
6843 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
6844 the -mcpu= argument associated with the --with-cpu setting.
6845 Define M68K_DEFAULT_TUNE to the default -mtune= option,
6846 if different from the one implied by the -mcpu setting.
6847 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
6848 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
6849 * doc/invoke.texi: Mention ColdFire in the introduction to the
6850 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
6851 -mno-div and -mhard-float options. Make -m68881 a synonym for
6852 -mhard-float. Document the previously-undocumented -m5206e,
6853 -m528x, -m5307 and -m5407 options. Tweak the existing option
6854 documentation for consistency.
6855 * doc/install.texi: Mention new --with-cpu arguments.
6856 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
6857 default CPU if neither -mcpu nor -march are specified.
6858 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
6859 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
6860 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
6861 using m68k_tune to decide between families that implement the
6862 same ISA. Use m68k_tune to set __mcfv4e__.
6863 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
6864 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
6865 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
6866 (FL_ISA_C, FL_ISA_MMU): New macros.
6867 (MASK_COLDFIRE): Delete.
6868 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
6869 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
6870 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
6871 (TARGET_HARD_FLOAT): Do not define here.
6872 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
6873 (TUNE_68000): New macro.
6874 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
6875 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
6876 (TUNE_CFV2): Redefine in terms of m68k_tune.
6877 (uarch_type, target_device, fpu_type): New enums.
6878 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
6879 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
6880 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
6881 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
6882 (FL_FOR_isa_c): New macros.
6883 (m68k_isa): New enum.
6884 (m68k_target_selection): New structure.
6885 (all_devices, all_isas, all_microarchs): New tables.
6886 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
6887 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
6888 (MASK_ALL_CPU_BITS): Delete.
6889 (m68k_find_selection): New function.
6890 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
6891 Map the legacy target options to a combination of the new ones.
6892 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
6893 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
6894 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
6896 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
6897 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
6899 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
6900 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
6901 * config/m68k/m68k-devices.def: New file.
6903 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6904 Nathan Sidwell <nathan@codesourcery.com>
6906 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
6907 (SUBTARGET_EXTRA_SPECS): New macros.
6908 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
6909 use %(asm_cpu_spec) instead.
6910 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
6911 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
6912 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
6913 (EXTRA_SPECS): Rename to...
6914 (SUBTARGET_EXTRA_SPECS): ...this.
6916 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6917 Richard Sandiford <richard@codesourcery.com>
6918 Julian Brown <julian@codesourcery.com>
6920 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6921 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
6922 to the configuration's default CPU.
6923 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
6924 Remove default masks.
6925 (m680[012]0-*-*): Set the default with_cpu to the first part of
6927 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
6928 (m68k*-*-linux): Extend the --with-cpu handling to...
6929 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
6930 and m68010. Don't set target_cpu_default2.
6931 * doc/install.texi: Document --with-cpu for m68k.
6932 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
6933 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
6934 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
6935 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
6936 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
6937 (ASM_SPEC): Remove use of %(asm_cpu_default).
6938 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
6939 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
6940 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
6941 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
6942 __HAVE_FPU__ if TARGET_HARD_FLOAT.
6943 (TARGET_DEFAULT): Delete.
6944 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
6945 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
6946 (CPP_CPU_SPEC): Delete.
6947 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
6948 the appropriate string.
6949 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
6950 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
6951 (ASM_SPEC): Don't use %(asm_default_spec).
6952 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
6953 TARGET_DEFAULT and add MASK_68881.
6954 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
6956 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6958 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
6959 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
6960 MASK_68010 alongside MASK_68020.
6961 * doc/invoke.texi: Document -m68010.
6962 * config/m68k/m68k.opt (m68010): New.
6963 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
6965 (TUNE_68010): New macro.
6966 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
6967 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
6968 (M68K_CPU_m68332): Add MASK_68010.
6969 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
6970 fallback definition.
6971 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
6973 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
6974 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
6975 to all entries that use MASK_68020.
6976 (output_move_simode_const, output_move_himode, output_move_qimode)
6977 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
6978 instead of TARGET_68020 to select clr behavior. Remove comment
6979 about there being no TARGET_68010.
6980 * config/m68k/m68k.md: Likewise throughout.
6982 2007-01-12 Julian Brown <julian@codesourcery.com>
6984 * config/m68k/m68k.h (TARGET_ISAB): New macro.
6985 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
6986 * config/m68k/m68k.md: Likewise.
6988 2007-01-12 Julian Brown <julian@codesourcery.com>
6990 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
6991 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
6993 2007-01-12 Julian Brown <julian@codesourcery.com>
6995 * config/m68k/m68k.h (TUNE_68040_60): New macro.
6996 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
6997 * config/m68k/m68k.md: Likewise.
6999 2007-01-12 Julian Brown <julian@codesourcery.com>
7000 Richard Sandiford <richard@codesourcery.com>
7002 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
7003 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
7004 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
7006 (TARGET_CPU32): Rename to...
7007 (TUNE_CPU32): ...this.
7008 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
7009 (TUNE_CFV2): New macros.
7010 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
7011 remove conditions that are implied by TARGET_68020.
7012 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
7013 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
7014 (m68k_output_function_epilogue): Likewise.
7015 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
7016 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
7017 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
7018 non-68000 timings. Refactor multiplication and division costs.
7019 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
7020 TUNE_CPU32 instead of TARGET_CPU32.
7021 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
7022 and TUNE_68060 instead of TARGET_68060.
7023 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
7024 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
7026 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
7027 && !TARGET_COLDFIRE" to choose between moveq and clr.
7028 Likewise in the unnamed movsf pattern.
7029 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
7030 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
7033 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7035 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
7036 of tabbing before backslashes.
7038 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7040 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
7041 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
7042 (ASM_OUTPUT_INTERNAL_LABEL): Define.
7044 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7046 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
7047 find_interesting_uses_cond.
7048 (find_interesting_uses_cond): Use extract_cond_operands.
7049 (rewrite_use_compare): Use extract_cond_operands and
7050 force_gimple_operand_bsi. Do not call update_stmt.
7051 (determine_use_iv_cost_condition): Use extract_cond_operands.
7052 Return cheaper of using original bound and changing the exit bound.
7054 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7056 PR tree-optimization/29516
7057 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
7058 most_expensive_mult_to_index, addr_to_parts,
7059 create_mem_ref, maybe_fold_tmr): Make the type of
7060 fields of TARGET_MEM_REF sizetype.
7061 (move_fixed_address_to_symbol, move_pointer_to_base):
7063 * tree.def (TARGET_MEM_REF): Add comment on types of
7066 2007-01-11 Joseph Myers <joseph@codesourcery.com>
7068 * c-common.c (vector_types_convertible_p): Treat opaque types as
7069 always convertible if they have the same size, but not otherwise.
7071 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
7073 * ifcvt.c (struct noce_if_info): Add comments to the fields.
7074 Remove the b_unconditional field.
7075 (noce_try_sign_mask): Do not look at b_unconditional.
7076 (noce_process_if_block): Do not use merge_if_blocks. Update
7077 the CFG here. Do not set b_unconditional.
7078 (cond_move_process_if_block): Likewise.
7079 (find_cond_trap): Likewise.
7080 (check_cond_move_block): Require simple jump insns at the end
7083 2007-01-11 Jan Hubicka <jh@suse.cz>
7085 PR tree-optimization/1046
7086 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
7087 when alias info is not ready.
7088 (pass_tail_recursion): Do not require aliasing.
7089 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
7090 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
7091 * tree-ssa-copy.c (pass_copy_prop): Likewise.
7092 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
7093 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
7094 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
7095 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
7097 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
7098 When aliasing is not build, mark statement as volatile.
7100 2007-01-11 Tom Tromey <tromey@redhat.com>
7102 PR preprocessor/15185, PR preprocessor/20989:
7103 * doc/cppopts.texi <-MT>: Update description of algorithm for
7104 computing default target.
7105 <-M, -MD>: Reword "basename" text.
7107 2007-01-11 Roger Sayle <roger@eyesopen.com>
7109 * builtins.c (expand_builtin_pow, expand_builtin_powi,
7110 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
7111 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
7112 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
7113 fold_builtin_bswap, real_constp, fold_builtin_pow,
7114 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
7115 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
7116 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7117 * convert.c (convert_to_pointer): Likewise.
7118 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7119 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
7120 const_binop, fold_convert_const_int_from_int,
7121 fold_convert_const_int_from_real,
7122 fold_convert_const_real_from_real, sign_bit_p,
7123 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
7124 fold_sign_changed_comparison, fold_unary, fold_comparison,
7125 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
7126 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
7127 * print-tree.c (print_node_brief, print_node): Likewise.
7128 * stor-layout.c (place_field, layout_type): Likewise.
7129 * tree-chrec.c (keep_cast): Likewise.
7130 * tree.c (build_vector, build_real, build_real_from_int_cst,
7131 build_complex): Likewise.
7133 2007-01-11 Roger Sayle <roger@eyesopen.com>
7135 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
7136 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
7138 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
7140 * configure.ac (strict1_warn): Rename to strict_warn.
7141 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
7142 cc_set_by_configure, quoted_cc_set_by_configure,
7143 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
7144 all_boot_languages, all_stagestuff): Remove.
7145 (target_list): Remove bootstrap targets.
7146 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
7147 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
7148 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
7149 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
7150 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
7151 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
7152 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
7153 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
7154 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
7155 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
7156 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
7157 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
7158 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
7159 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
7160 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
7161 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
7162 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
7163 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
7164 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
7165 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
7166 (mostlyclean): Adjust.
7167 (clean, distclean): Don't mention bootstrap stuff.
7168 * configure: Regenerate.
7169 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
7170 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
7171 treelang/config-lang.in (stagestuff): Remove.
7172 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
7173 stageprofile, stagefeedback, stagestuff): Remove mention.
7175 2007-01-11 Nick Clifton <nickc@redhat.com>
7177 * config/mcore/predicates.md (mcore_general_movesrc_operand):
7179 (mcore_general_movdst_operand): Do not accept CONST_INTs.
7180 (mcore_arith_K_S_operand): Run the test for the S constraint not
7181 the test for the M constraint.
7182 (mcore_addsub_operand): Do not accept integer values that are
7183 larger than 32 bits.
7184 * config/mcore/mcore.md: Remove unused constraints from split.
7185 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
7187 (allocate_stack): Likewise.
7188 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
7189 operands to 32 bits.
7190 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
7192 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
7193 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
7194 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
7195 mcore_output_bclri, mcore_output_andn, output_inline_const,
7196 mcore_output_move, mcore_output_movedouble): Likewise.
7197 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
7198 (output_inline_const): Likewise.
7199 (output_inline_const): Fix format strings used in sprintf
7201 * config/mcore/mcore-protos.h: Update prototypes for changed
7202 functions in mcore.c.
7203 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
7204 HOST_WIDE_INT and not int.
7205 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
7206 CONST_OK_FOR_N): Likewise.
7207 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
7208 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
7211 2007-01-10 Jan Hubicka <jh@suse.cz>
7213 * tree-vrp.c (remove_range_assertions): Release defs.
7214 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
7215 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
7217 2007-01-10 Paul Brook <paul@codesourcery.com>
7219 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
7220 * config/arm/arm.md (mulsi3subsi): New insn.
7222 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
7224 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
7225 (tree_transform_and_unroll_loop): New.
7226 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
7229 2007-01-10 Robert Kennedy <jimbob@google.com>
7231 * fold-const.c (fold_comparison): Fold comparisons like (x *
7232 1000 < 0) to (x < 0).
7234 2007-01-10 Ian Lance Taylor <iant@google.com>
7236 * tree-pretty-print.c (dump_generic_node): Print parentheses when
7237 operands have the same priority.
7239 2007-01-10 Tom Tromey <tromey@redhat.com>
7241 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
7242 (fold_binary): Likewise.
7243 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
7244 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
7245 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
7246 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
7247 * langhooks.h (struct lang_hooks): Removed field
7248 'can_use_bit_fields_p'.
7250 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
7252 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
7254 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
7256 * function.c (get_last_funcdef_no): New function.
7257 * function.h (get_last_funcdef_no): Declare.
7258 * tree-inline.c (initialize_cfun): Add initialization.
7259 (tree_function_versioning): Cleanup.
7261 2007-01-10 Jan Hubicka <jh@suse.cz>
7263 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
7266 2007-01-10 Sa Liu <saliu@de.ibm.com>
7267 Ben Elliston <bje@au.ibm.com>
7269 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
7270 for SAVE_NONLOCAL and Pmode for any other save level.
7271 * spu-protos.h (spu_restore_stack_block): Declare.
7272 * spu.md (save_stack_block): Remove.
7273 (restore_stack_block): Call spu_restore_stack_block.
7274 * spu.c (spu_restore_stack_block): New function.
7275 (spu_expand_epilogue): Remove old comment.
7277 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7279 PR tree-optimization/30322
7280 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
7281 (cand_value_at): Return the value as aff_tree.
7282 (may_eliminate_iv): Convert the bound from aff_tree to tree.
7283 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
7284 aff_combination_mult): New functions.
7285 (aff_combination_add): Use aff_combination_add_cst.
7286 (aff_combination_convert): Allow conversions to a wider type.
7287 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
7288 * tree-affine.h (aff_combination_mult): Declare.
7290 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
7292 * doc/tm.texi: Update documentation to reflect reality of exec
7293 and start file search behaviours. Update copyright year.
7294 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
7295 header file directories.
7297 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
7299 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
7300 (*cosxf2): Rename to cosxf2_i387.
7301 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
7302 using X87MODEF12 mode macro. Rename patterns to
7303 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
7305 (*cosdf2, *cossf2): Ditto.
7306 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
7307 to match extended input operands.
7308 (sincos<mode>3): New expander.
7309 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
7310 insn patterns and corresponding splitters.
7312 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
7314 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
7315 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
7317 2007-01-09 Nicolas Pitre <nico@cam.org>
7320 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
7322 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7324 * target.h (struct gcc_target): New field library_rtti_comdat.
7325 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
7326 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
7327 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
7328 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
7330 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7332 * doc/invoke.texi (Optimize Options): Correct description of -O0.
7334 2007-01-08 Richard Guenther <rguenther@suse.de>
7336 * tree.h (force_fit_type_double): Export.
7337 (force_fit_type): Remove.
7338 * fold-const.c (force_fit_type_double): New function.
7339 (force_fit_type): Remove.
7340 (int_const_binop): Use it.
7341 (fold_convert_const_int_from_int): Likewise.
7342 (fold_convert_const_int_from_real): Likewise.
7343 (fold_div_compare): Likewise.
7344 (fold_sign_changed_comparison): Likewise.
7345 (fold_unary): Likewise.
7346 (fold_negate_const): Likewise.
7347 (fold_abs_const): Likewise.
7348 (fold_not_const): Likewise.
7349 * c-common.c (shorten_compare): Use force_fit_type_double.
7350 * convert.c (convert_to_pointer): Likewise.
7352 2007-01-08 Richard Guenther <rguenther@suse.de>
7354 * tree.h (build_int_cst_wide_type): Export.
7355 * tree.c (build_int_cst_wide_type): New function.
7356 (build_int_cst_wide): Fix comment.
7357 * builtins.c (fold_builtin_object_size): Use build_int_cst
7358 to build -1 or 0 of the correct type. Use fit_double_type
7359 to check for overflow.
7360 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
7362 (decode_field_reference): Likewise.
7363 (all_ones_mask_p): Likewise.
7364 (native_interpret_int): Use build_int_cst_wide_type.
7365 (fold_binary): Use build_int_cst_type to build an all-ones
7367 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
7369 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
7371 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
7373 2007-01-09 Ben Elliston <bje@au.ibm.com>
7375 * genautomata.c (STATS_OPTION): New option.
7376 (stats_flag): New flag.
7377 (gen_automata_option): Handle it.
7378 (initiate_automaton_gen): Ditto.
7379 (write_automata): Output statistics only if stats_flag is
7380 set. Likewise, output time statistics only if time_flag is set.
7381 * doc/md.texi (Processor pipeline description): Document new flag.
7383 2007-01-08 Richard Guenther <rguenther@suse.de>
7385 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
7386 * tree.c (build_int_cst_type): Likewise.
7387 (size_in_bytes): Don't call force_fit_type on the result.
7388 (int_fits_type_p): Use fit_double_type.
7389 * fold-const.c (fit_double_type): New function.
7390 (force_fit_type): Use it.
7391 * tree.h (fit_double_type): Export.
7393 2007-01-08 Jan Hubicka <jh@suse.cz>
7395 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
7396 * ipa.c (function_and_variable_visibility): Fix return type.
7398 2007-01-08 Richard Guenther <rguenther@suse.de>
7400 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
7401 of offset to build the index.
7402 * tree-pretty-print.c (dump_generic_node): Don't build negated
7403 const just for printing.
7404 * c-pretty-print.c (pp_c_integer_constant): Likewise.
7405 * builtins.c (fold_builtin_int_roundingfn): Check if result
7406 fits the type by using force_fit_type and comparing the result.
7407 * predict.c (predict_loops): Use compare_tree_int for comparison.
7408 * tree.c (build_int_cst): Fall back to integer_type_node for
7410 (build_int_cst_wide): Assert type is non-null.
7412 2007-01-08 Roberto Costa <roberto.costa@st.com>
7414 * tree-vrp.c (extract_range_from_cond_expr): New.
7415 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
7416 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
7418 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
7419 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
7420 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
7421 used as expressions.
7422 * tree-object-size.c (cond_expr_object_size): New.
7423 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
7425 2007-01-08 Jan Hubicka <jh@suse.cz>
7427 * tree-ssa-forwprop.c (forward_propagate_into_cond,
7428 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
7431 2007-01-08 Richard Guenther <rguenther@suse.de>
7433 PR tree-optimization/23603
7434 * tree-vrp.c (set_value_range_to_truthvalue): New function.
7435 (extract_range_from_binary): Fall back to truthvalue instead of
7436 varying for TRUTH_*_EXPR.
7437 (extract_range_from_comparison): Fall back to truthvalue instead of
7439 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
7440 if all visited PHI values were constant.
7442 2007-01-08 Jan Hubicka <jh@suse.cz>
7444 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
7445 (cgraph_analyze_function): break out from ...
7446 (cgraph_finalize_compilation_unit): ... here.
7447 (cgraph_expand_function): Remove forgoten commented out line.
7448 (cgraph_optimize): Analyze functions.
7450 2007-01-08 Jan Hubicka <jh@suse.cz>
7452 * tree-pas.h (TODO_remove_function): New flag.
7453 (TODO_update*): Renumber.
7454 (pass_ipa_increase_alignment,
7455 pass_ipa_function_and_variable_visibility): New passes.
7456 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
7457 (cgraph_function_and_variable_visibility): Move to ipa.c
7458 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
7459 cgraph_increase_alignment.
7460 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
7461 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
7462 calling tree-inline.
7463 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
7464 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
7465 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
7466 (gate_increase_alignment): New function.
7467 (pass_ipa_increase_alignment): New pass.
7468 * ipa.c: Inline tree-pass.h and timevar.h
7469 (function_and_variable_visibility): Move here from cgraphunit.c
7470 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
7471 * passes.c (init_optimization_passes): Add the two new passes.
7472 (execute_todo): Handle cgraph_remove_functions.
7474 2007-01-08 Nick Clifton <nickc@redhat.com>
7476 * config/frv/predicates.md (reg_or_0_operand): Accept
7479 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
7481 * config/bfin/rtems.h, config/bfin/t-rtems: New.
7482 * config.gcc: Add bfin*-rtems*.
7484 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7486 * c.opt: Add -flax-vector-conversions.
7487 * c-typeck.c (convert_for_assignment): Pass flag to
7488 vector_types_convertible_p to allow emission of note.
7489 (digest_init): Likewise.
7490 * c-opts.c: Handle -flax-vector-conversions.
7491 * c-common.c (flag_lax_vector_conversions): New.
7492 (vector_types_convertible_p): Unless -flax-vector conversions
7493 has been passed, disallow conversions between vectors with
7494 differing numbers of subparts and/or element types. If such
7495 a conversion is disallowed, possibly emit a note on the first
7496 occasion only to inform the user of -flax-vector-conversions.
7497 The new last argument specifies this.
7498 * c-common.h (flag_lax_vector_conversions): New.
7499 (vector_types_convertible_p): Add extra argument.
7500 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
7501 char_type_node for V*QI type vectors.
7502 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
7503 Update to satisfy new typechecking rules.
7504 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
7506 * doc/invoke.texi (C Dialect Options): Document
7507 -flax-vector-conversions.
7509 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7511 PR tree-optimization/29877
7512 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
7513 a register variable on the RHS to not be replaceable.
7515 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
7516 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
7517 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
7518 const_simm15, const_pow2, const_npow2): Added.
7519 * config/score/misc.md (insv, extv, extzv, movmemsi,
7520 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
7521 * config/score/score.c (score_address_cost, score_select_cc_mode):
7523 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
7524 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
7525 Update score_print_operand.
7526 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
7527 Adjust register allocate order and update some macro define.
7528 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
7529 mdx_block_move_straight, mdx_block_move_loop_head,
7530 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
7531 mdx_block_move): Added.
7532 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
7533 mdp_limm): Updated and fix some bug and typo.
7534 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
7535 (movsf, movdf, doloop_end): Added.
7537 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
7539 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
7540 config/arm/thumb2.md: Fix comment typos.
7541 * doc/extend.texi: Fix a typo.
7543 2007-01-07 Eric Christopher <echristo@apple.com>
7545 * configure.ac: Check for __stack_chk_fail for darwin.
7546 * configure: Regenerate.
7548 2007-01-07 Richard Guenther <rguenther@suse.de>
7550 * tree-vrp.c (extract_range_from_assert): CSE calls to
7551 compare_values where possible.
7552 (extract_range_from_unary_expr): Likewise.
7554 2007-01-07 Anatoly Sokolov <aesok@post.ru>
7556 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
7557 * config/avr/avr.c (call_insn_operand): Delete function.
7558 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
7559 instead of register number. Use predicates.
7560 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
7561 call_insn_operand): Add.
7563 2007-01-06 Jan Hubicka <jh@suse.cz>
7565 * tree-pass.h (pass_build_cgraph_edges): Declare.
7566 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
7567 (visited_nodes): Remove.
7568 (cgraph_create_edges): Move to cgraphbuild.c; rename to
7569 build_cgrpah_edges; make visited_nodes local.
7570 (cgraph_process_new_functions): DO not call initialize_inline_failed.
7571 (record_references_in_initializer): Move to cgraphbuild.c
7572 (initialize_inline_failed, rebuild_cgraph_edges,
7573 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
7574 (verify_cgraph_node): Make visited_nodes local.
7575 (cgraph_analyze_function): Do not call cgraph_create_edges and
7576 initialize_inline_failed.
7577 (cgraph_expand_function): Do not call cgraph_lower_function;
7578 assert that function is already lowered.
7579 * Makefile.in (cgraphbuild.o): New.
7580 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
7581 at the end of lowering passes.
7583 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
7585 * ifcvt.c (cond_move_convert_if_block): New function, code
7586 factored out from...
7587 (cond_move_process_if_block): ...here. Call the new function
7588 on the THEN and ELSE blocks.
7589 (merge_if_block): Do not copy global_live_at_end, merge_blocks
7590 already takes care of this.
7592 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7595 * tree.h (TREE_OVERFLOW_P): New.
7596 * c-typeck.c (parser_build_unary_op): Warn only if result
7597 overflowed and operands did not.
7598 (parser_build_binary_op): Likewise.
7599 (convert_for_assignment): Remove redundant overflow_warning.
7600 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
7602 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7604 * c-typeck.c (store_init_value): Split over two lines to follow
7605 the GNU coding style.
7607 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
7609 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
7610 __GXX_EXPERIMENTAL_CXX0X__.
7611 * doc/cpp.texi: Same.
7613 2007-01-05 Richard Guenther <rguenther@suse.de>
7616 * tree.c (get_narrower): Do not construct COMPONENT_REFs
7617 with mismatched types. Instead explicitly build a
7618 conversion NOP_EXPR.
7620 2007-01-05 Ian Lance Taylor <iant@google.com>
7622 * c-common.c (decl_with_nonnull_addr_p): New function.
7623 (c_common_truthvalue_conversion): Call it.
7624 * c-typeck.c (build_binary_op): Likewise.
7625 * c-common.h (decl_with_nonnull_addr_p): Declare.
7627 2007-01-05 Jakub Jelinek <jakub@redhat.com>
7630 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
7633 2007-01-05 Joel Brobecker <brobecker@adacore.com>
7635 * doc/install.texi (Final install): Document the fact that
7636 the GNAT runtime should not be stripped.
7638 2007-01-04 Jan Hubicka <jh@suse.cz>
7640 * tree-inline.c (fold_marked_statements): Update operand caches
7641 and EH after folding
7643 2007-01-04 Ian Lance Taylor <iant@google.com>
7645 * c-common.c (check_function_nonnull): Whitespace fix.
7647 2007-01-04 Jan Hubicka <jh@suse.cz>
7649 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
7650 comitted older version of patch.
7651 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
7652 function, celanup cfg and collect garbage.
7654 2007-01-04 Mike Stump <mrs@apple.com>
7656 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
7659 2007-01-04 Eric Christopher <echristo@apple.com>
7661 * libgcc2.c (__bswapsi2): Use SItype.
7662 (__bswapdi2): Use DItype.
7663 * libgcc2.h: Update for above.
7665 2007-01-04 Paul Brook <paul@codesourcery.com>
7667 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
7668 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
7669 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
7670 umulsidi3, umulsidi3adddi, smulsi3_highpart,
7671 umulsi3_highpart): Make conditional on !arm_arch6.
7672 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
7673 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
7674 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
7675 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
7676 umulsi3_highpart_v6): New insns.
7678 2007-01-04 Roger Sayle <roger@eyesopen.com>
7680 * fold-const.c (fold_convert): When casting an expression to void,
7681 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
7682 have a type. Instead of attempting to build a NOP_EXPR, return
7683 these "special" trees directly.
7685 2007-01-04 Joseph Myers <joseph@codesourcery.com>
7687 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
7688 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
7689 rs6000_cost->fp not 0 as adjustment for outer NEG.
7691 2007-01-04 Jan Hubicka <jh@suse.cz>
7693 * cgraph.c (cgraph_release_function_body): New function.
7694 (cgraph_remove_node): Use it.
7695 * cgraph.h (cgraph_release_function_body): Declare.
7696 * cgraphunit.c (cgraph_expand_function): Use it.
7697 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
7698 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
7699 is initialized and while compilation of other function is running.
7700 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
7701 statement CFG annotations from here to ...
7702 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
7704 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
7706 * cfgloop.h (enum li_flags): Make the constants powers of two.
7708 2007-01-04 Jan Hubicka <jh@suse.cz>
7710 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
7712 (fold_marked_statements): New function.
7713 (optimize_inline_calls, tree_function_versioning): Fold new statements.
7714 * tree-inline.h (copy_body_data): Add statements_to_fold.
7716 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
7718 * config.gcc: Mention libgcc/config.host.
7719 * Makefile.in: Update comments mentioning libgcc.
7720 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
7721 (all.cross, start.encap, rest.encap, rest.cross): Update
7722 dependencies for libgcc move.
7723 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
7724 (clean-target, clean-target-libgcc): Delete.
7725 (srcdirify, GCC_EXTRA_PARTS): New macros.
7726 (libgcc-support, libgcc.mvars): New rules.
7727 (distclean): Remove mention of mklibgcc.
7728 (install): Don't reference INSTALL_LIBGCC.
7729 (install-common): Don't reference EXTRA_PARTS.
7730 (install-libgcc, install-multilib): Delete rules.
7731 * mklibgcc.in: Delete file.
7732 * doc/configfiles.texi: Don't mention mklibgcc.
7734 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
7735 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
7736 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
7737 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
7738 (mklibgcc, ldblspecs): Likewise.
7740 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
7741 (posixpre.def): Use $(T).
7742 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
7743 (SHLIB_SRC, SHLIB_INSTALL): Delete.
7744 (SHLIB_LINK): Make dummy.
7745 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
7747 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
7749 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
7750 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
7751 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
7752 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
7754 * configure.ac (all_outputs): Remove mklibgcc.
7755 * configure: Regenerated.
7757 2007-01-03 Josh Conner <jconner@apple.com>
7760 * calls.c (compute_argument_addresses): Set stack and stack_slot
7761 for partial args, too.
7762 (store_one_arg): Use locate.size.constant for the size when
7763 generating a save_area.
7765 2007-01-03 Robert Kennedy <jimbob@google.com>
7767 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
7768 whose definitions are deleted due to basic block merging.
7770 2007-01-03 Paul Brook <paul@codesourcery.com>
7773 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
7775 (use_return_insn): Return 0 for Thumb interrupt functions.
7776 (print_multi_reg): Add rfe argument for IRQ returns.
7777 (arm_output_epilogue): Pop interrupt return address directly into PC.
7778 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
7780 2007-01-03 Paul Brook <paul@codesourcery.com>
7782 Merge from sourcerygxx-4_1.
7783 * config/arm/thumb2.md: New file.
7784 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
7786 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
7787 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
7788 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
7789 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
7791 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
7792 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
7794 * config/arm/ieee754-sf.S: Ditto.
7795 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
7796 (thumb1_base_register_rtx_p): ... to this.
7797 (thumb_index_register_rtx_p): Rename...
7798 (thumb1_index_register_rtx_p): ... to this.
7799 (thumb_output_function_prologue): Rename...
7800 (thumb1_output_function_prologue): ... to this.
7801 (thumb_legitimate_address_p): Rename...
7802 (thumb1_legitimate_address_p): ... to this.
7803 (thumb_rtx_costs): Rename...
7804 (thumb1_rtx_costs): ... to this.
7805 (thumb_compute_save_reg_mask): Rename...
7806 (thumb1_compute_save_reg_mask): ... to this.
7807 (thumb_final_prescan_insn): Rename...
7808 (thumb1_final_prescan_insn): ... to this.
7809 (thumb_expand_epilogue): Rename...
7810 (thumb1_expand_epilogue): ... to this.
7811 (arm_unwind_emit_stm): Rename...
7812 (arm_unwind_emit_sequence): ... to this.
7813 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
7814 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
7815 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
7816 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
7817 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
7818 thumb2_output_casesi): New functions.
7819 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
7820 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
7821 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
7822 THUMB2_WORK_REGS): Define.
7823 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
7824 arm_condexec_mask, arm_condexec_masklen)): New variables.
7825 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
7826 (arm_override_options): Check new CPU capabilities.
7827 Set new architecture flag variables.
7828 (arm_isr_value): Handle v7m interrupt functions.
7829 (user_return_insn): Return 0 for v7m interrupt functions. Handle
7831 (const_ok_for_arm): Handle Thumb-2 constants.
7832 (arm_gen_constant): Ditto. Use movw when available.
7833 (arm_function_ok_for_sibcall): Return false for v7m interrupt
7835 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
7836 (thumb_find_work_register, arm_load_pic_register,
7837 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
7838 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
7839 print_multi_reg, output_mov_long_double_fpa_from_arm,
7840 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
7841 output_mov_double_fpa_from_arm, output_move_double,
7842 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
7843 output_return_instruction, arm_output_function_prologue,
7844 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
7845 arm_output_mi_thunk, thumb_set_return_address): Ditto.
7846 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
7847 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
7848 (arithmetic_instr, shift_op): Use arm_shift_nmem.
7849 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
7851 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
7852 (thumb_expand_prologue): Use thumb_set_frame_pointer.
7853 (arm_file_start): Output directive for unified syntax.
7854 (arm_unwind_emit_set): Handle stack alignment instruction.
7855 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
7856 Add v6t2, v7, v7a, v7r and v7m.
7857 (RETLDM): Add Thumb-2 code.
7858 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
7859 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
7860 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
7861 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
7862 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
7863 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
7864 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
7865 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
7866 ADJUST_INSN_LENGTH): Define.
7867 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
7868 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
7869 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
7870 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
7871 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
7872 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
7873 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
7874 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
7875 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
7876 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
7877 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
7878 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
7879 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
7880 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
7881 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
7882 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
7883 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
7885 * config/arm/arm-tune.md: Regenerate.
7886 * config/arm/arm-protos.h: Update prototypes.
7887 * config/arm/vfp.md: Enable patterns for Thumb-2.
7888 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
7889 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
7890 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
7891 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
7892 * config/arm/libunwind.S: Add Thumb-2 code.
7893 * config/arm/constraints.md: Update include Thumb-2.
7894 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
7895 * config/arm/ieee754-df.S: Ditto.
7896 * config/arm/bpabi.S: Ditto.
7897 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
7898 * config/arm/predicates.md (low_register_operand,
7899 low_reg_or_int_operand, thumb_16bit_operator): New.
7900 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
7901 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
7902 * config/arm/t-arm-elf: Add armv7 multilib.
7903 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
7905 (UNSPEC_STACK_ALIGN, ce_count): New.
7906 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
7907 arm_zero_extendsidi2, arm_zero_extendqidi2): New
7909 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
7910 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
7911 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
7912 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
7913 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
7914 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
7916 * doc/extend.texi: Document ARMv7-M interrupt functions.
7917 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
7919 2007-01-03 Jakub Jelinek <jakub@redhat.com>
7921 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
7922 (struct _Unwind_Context): Rename args_size to flags, remove
7923 signal_frame field, add a new args_size field and version field.
7924 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
7925 _Unwind_IsExtendedContext): New inline functions.
7926 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
7927 Assume by_value array is only present if _Unwind_IsExtendedContext.
7928 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
7929 _Unwind_IsSignalFrame.
7930 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
7931 (uw_update_context_1): Use _Unwind_SetSignalFrame.
7932 (uw_init_context_1): Initialize context->flags to
7933 EXTENDED_CONTEXT_BIT.
7934 * config/rs6000/linux-unwind.h (frob_update_context): Use
7935 _Unwind_SetSignalFrame.
7937 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7940 * gimplify.c (gimplify_modify_expr_complex_part): Move below
7941 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
7944 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
7946 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
7947 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
7948 RET, AT_SP): Remove.
7949 * config/i386/i386.md (*sse_prologue_save_insn): Use return
7952 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
7953 * cfgbuild.c (find_basic_blocks): Likewise.
7954 * cfgrtl.c (rtl_create_basic_block): Likewise.
7955 * function.c (temp_slots_at_level): Likewise.
7956 * reg-stack.c (stack_regs_mentioned): Likewise.
7957 * regclass.c (allocate_reg_info): Likewise.
7958 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
7959 set_bb_for_stmt, move_block_to_fn): Likewise.
7960 * tree-complex.c (tree_lower_complex): Likewise.
7961 * vec.h (VEC_safe_grow_cleared): New.
7963 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
7965 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
7967 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
7968 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
7970 * cfgloopmanip.c (scale_loop_frequencies): Export.
7971 (loopify): Scale the frequencies by prescribed coefficients.
7972 (set_zero_probability): New function.
7973 (duplicate_loop_to_header_edge): Improve updating of frequencies.
7974 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
7975 and frequencies according to arguments.
7976 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
7978 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
7979 * modulo-sched.c (sms_schedule): Set probabilities for entering
7980 versioned loop correctly.
7981 * tree-vect-transform.c (vect_transform_loop): Ditto.
7982 * cfgloop.h (loopify, loop_version): Declaration changed.
7983 (scale_loop_frequencies): Declared.
7985 2007-01-02 Jan Hubicka <jh@suse.cz>
7987 * cgraph.c: Include tree-flow.h
7988 (cgraph_add_new-function): Handle IPA_SSA mode; execute
7990 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
7991 * tree-pass.h (pass_all_early_optimizations): Declare.
7992 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
7994 (cgraph_analyze_function): Do early_local_passes.
7995 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
7996 Do not add referenced vars.
7997 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
7999 (gate_all_early_local_passes): New gate.
8000 (pass_early_local_passes): Use new gate.
8001 (execute_early_local_optimizations): New functions.
8002 (gate_all_early_optimizations): New gate.
8003 (pass_all_early_optimizations): New pass.
8004 (execute_free_datastructures): Free SSA only when initialized.
8005 (gate_init_datastructures): Init only when optimizing.
8006 (tree_lowering_passes): Do early local passes when called late.
8007 * tree-profile.c (do_tree_profiling): Don't profile functions added
8009 (do_early_tree_profiling, pass_early_tree_profile): Kill.
8010 * tree-cfg.c (update_modified_stmts): Do not update when operands are
8012 * passes.c (init_optimizations_passes): Reorder so we go into SSA
8013 during early_local_passes.
8014 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
8017 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8019 * Makefile.in: Update copyright year.
8021 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8023 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
8024 in $(lang_checks) and check-consistency targets.
8026 2007-01-02 Jan Hubicka <jh@suse.cz>
8028 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8029 Do not add referenced vars.
8030 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
8032 * passes.c (init_optimization_passes): Put mudflap_2 after
8033 free_datastructures.
8035 2007-01-02 Jan Hubicka <jh@suse.cz>
8037 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
8038 Set NOTHROW flag on call statements proved to be nothrow.
8039 Update statement of local calls so new pure/const functions are
8040 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
8042 (tree_rest_of_compilation): Register hooks and initialize bitmap
8043 early. Do not set after_inlining flag.
8045 2007-01-02 Steve Ellcey <sje@cup.hp.com>
8047 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
8048 HOST_BITS_PER_LONGLONG
8050 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8053 * c-typeck.c (store_init_value): Don't emit pedantic overflow
8054 warning for non-static initializers.
8056 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
8058 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
8059 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
8060 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
8061 Always use set_unique_reg_note to add REG_EQUAL notes.
8063 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8066 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8068 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8069 * cfgbuild.c (find_basic_blocks): Likewise.
8070 * cfgrtl.c (rtl_create_basic_block): Likewise.
8071 * function.c (temp_slots_at_level): Likewise.
8072 * reg-stack.c (stack_regs_mentioned): Likewise.
8073 * regclass.c (allocate_reg_info): Likewise.
8074 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8075 set_bb_for_stmt, move_block_to_fn): Likewise.
8076 * tree-complex.c (tree_lower_complex): Likewise.
8077 * vec.h (VEC_safe_grow_cleared): New.
8079 2007-01-02 Ian Lance Taylor <iant@google.com>
8081 * c-common.c (c_common_truthvalue_conversion): When warning about
8082 using an assignment as a truth value, set TREE_NO_WARNING.
8084 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8087 * c.opt (Wold-style-declaration): New.
8088 * doc/invoke.texi (C-only Warning Options): New.
8089 (Wold-style-declaration): Document it.
8090 (Wextra): Enabled by -Wextra.
8091 * c-opts.c (c_common_post_options): Enabled by -Wextra.
8092 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
8093 -Wold-style-declaration.
8095 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8097 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8098 * cfgbuild.c (find_basic_blocks): Likewise.
8099 * cfgrtl.c (rtl_create_basic_block): Likewise.
8100 * function.c (temp_slots_at_level): Likewise.
8101 * reg-stack.c (stack_regs_mentioned): Likewise.
8102 * regclass.c (allocate_reg_info): Likewise.
8103 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8104 set_bb_for_stmt, move_block_to_fn): Likewise.
8105 * tree-complex.c (tree_lower_complex): Likewise.
8106 * vec.h (VEC_safe_grow_cleared): New.
8108 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
8110 * c-common.c (c_common_nodes_and_builtins): Since variants of
8111 void_type_node get built before it is given a name, we need to
8112 give those variants the name, too.
8113 (complete_array_type): We need to work with the canonical main
8114 type of the array, from which we will build the qualified version.
8115 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
8116 * print-tree.c (print_node): Display canonical type information
8118 * stor-layout.c (layout_type): When we don't know the
8119 alignment of a type for which we're building an array, we end up
8120 guessing wrong, so make the type require structural equality.
8121 * tree.c (make_node_stat): When we build a new type, it is its
8123 (build_type_attribute_qual_variant): When building an attribute
8124 variant, its canonical type is the non-attribute variant. However,
8125 if the attributes are target-dependent and they differ, we need to
8126 use structural equality checks for this type.
8127 (build_qualified_type): A qualified type is not equivalent to its
8128 unqualified variant; set the canonical type appropriately.
8129 (build_distinct_type_copy): When building a distinct type from
8130 another type, the new type is its own canonical type.
8131 (build_variant_type_copy): When building a new type variant, we
8132 assume that it is equivalent to the original type.
8133 (build_pointer_type_for_mode): When building a pointer type, also
8134 build a canonical type pointer.
8135 (build_reference_type_for_mode): When building a reference type,
8136 also build a canonical type reference.
8137 (build_index_type): When we can't hash an index type (e.g.,
8138 because its maximum value is negative), the index type requires
8139 structural equality tests.
8140 (build_array_type): Build the canonical form of an array type.
8141 (build_function_type): Function types require structural equality,
8142 because they contain default arguments, attributes, etc.
8143 (build_method_type_directly): Ditto for method types.
8144 (build_offset_type): Build the canonical offset type.
8145 (build_complex_type): Build the canonical vector type.
8146 (make_vector_type): Build the canonical vector type.
8147 * tree.h (TYPE_CANONICAL): New.
8148 (TYPE_STRUCTURAL_EQUALITY_P): New.
8149 (SET_TYPE_STRUCTURAL_EQUALITY): New.
8150 (struct tree_type): Added "canonical" field.
8151 * params.h (VERIFY_CANONICAL_TYPES): New.
8152 * doc/c-tree.texi (TYPE_CANONICAL): Document.
8153 (TYPE_STRUCTURAL_EQUALITY_P): Document.
8154 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
8155 * doc/invoke.texi (verify-canonical-types): Document --param
8156 parameter for verifying canonical types.
8158 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8160 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
8161 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
8162 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
8163 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
8165 * config/rs6000/e500.h: New.
8166 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
8167 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
8169 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
8170 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
8171 TARGET_E500_DOUBLE): Remove.
8172 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
8173 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
8174 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
8175 * config/rs6000/rs6000.c (rs6000_override_options): Use
8178 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8180 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
8181 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
8182 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
8183 rs6000_emit_cmove): Don't check TARGET_E500.
8184 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
8185 sordered): Don't check TARGET_E500.
8187 2007-01-01 Eric Christopher <echristo@apple.com>
8189 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
8190 HARD_REGISTER_NUM_P.
8192 2007-01-01 Roger Sayle <roger@eyesopen.com>
8194 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
8195 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
8196 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
8199 2007-01-01 Mike Stump <mrs@apple.com>
8201 * configure.ac: Remove support for building with Apple's gcc-3.1.
8203 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8206 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
8207 REG is a hard register. Do not modify REG before calling
8209 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
8210 multiple of the size of YMODE for certain lowpart cases.
8212 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8215 * gimplify (voidify_wrapper_expr): Update for
8218 2007-01-01 Andreas Schwab <schwab@suse.de>
8221 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
8222 save of BR0 in extra_spill_size instead of spill_size.
8223 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
8225 (ia64_expand_epilogue): Restore BR0 from its new location.
8227 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8229 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
8230 Use a temporary variable if the left hand side is not a gimple
8233 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8235 * gimplify.c (gimplify_return_expr): Make the temporary variable
8236 for the return expression, a gimple register variable.
8238 2007-01-01 Jan Hubicka <jh@suse.cz>
8240 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
8243 2007-01-01 Mike Stump <mrs@apple.com>
8245 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
8247 * config/darwin.c (machopic_select_rtx_section): Use
8249 (darwin_mergeable_constant_section): Likewise.
8250 * configure: Regenerate.
8251 * config.in: Regenerate.
8253 2007-01-01 Jan Hubicka <jh@suse.cz>
8254 Andrew Pinski <pinskia@gmail.com>
8256 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
8257 before starting IPA passes.