1 2007-03-11 Ira Rosen <irar@il.ibm.com>
3 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
4 indicate success/failure of the analysis. Add negation to subtrahend
5 in case of subtraction. Fail if both operands contain constants.
6 (create_data_ref): Fail if analyze_offset fails.
8 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
10 * config/i386/i386.md (frndintxf2): Rename to ...
11 (rintxf2): ... this. Remove expander having same name.
12 (rintsf2, rintdf2): Implement using SSEMODEF macro.
13 (roundsf2, rounddf2): Ditto.
14 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
15 (lround<mode>di2, lround<mode>si2): Ditto.
17 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
19 * lower-subreg.c: Include except.h.
20 (decompose_multiword_subregs): Verify that the only control flow
21 insns we can split are loads to multi-words pseudos.
22 Handle breaking such blocks after splitting, instead of calling
23 find_many_sub_basic_blocks.
25 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
26 on the new basic block. Add a lengthy comment explaining why we
27 thought this was necessary.
28 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
30 2007-03-10 Mark Mitchell <mark@codesourcery.com>
33 * tree.c (walk_type_fields): Recurse into the element type of
34 ARRAY_TYPEs if there is a pointer set.
36 2007-03-10 Dirk Mueller <dmueller@suse.de>
38 * c-common.c (warn_logical_operator): Fix condition.
40 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
42 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
44 * config/darwin.c (machopic_select_section): Remove superfluous
45 argument in call to categorize_decl_for_section. Remove unused
48 2007-03-10 Joseph Myers <joseph@codesourcery.com>
50 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
52 * configure: Regenerate.
54 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
57 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
58 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
59 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
60 Add LABEL_NUSES to emitted label.
61 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
62 branch probability value to emitted jump insn.
63 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
64 Do not check life information and do not re-arrange input operands
65 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
67 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
69 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
70 the change of decode_asm_operands.
72 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
74 * mode-switching.c (create_pre_exit): Skip blockage insn.
76 2007-03-09 Diego Novillo <dnovillo@redhat.com>
78 * tree-pass.h (TODO_update_smt_usage): Remove.
80 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
84 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
86 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
87 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
88 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
91 2007-03-09 Geoffrey Keating <geoffk@apple.com>
93 * gcc.c: Document %{, in big comment at top.
94 (input_suffix_matches): Remove special handling for .s and
96 (input_spec_matches): New.
97 (handle_braces): Handle %{,.
98 (validate_switches): ',' indicates a value which is not a switch.
99 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
100 to detect assembler input.
101 * config/i386/sol2.h (CPP_SPEC): Likewise.
102 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
103 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
104 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
105 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
106 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
107 -m64 causes deployment target to default to 10.5.
108 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
110 2007-03-09 Richard Henderson <rth@redhat.com>
113 * target.h (targetm.asm.out.reloc_rw_mask): New.
114 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
115 (TARGET_ASM_OUT): Use it.
116 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
117 * varasm.c (categorize_decl_for_section): Remove shlib argument;
118 use the new reloc_rw_mask target hook instead.
119 (default_section_type_flags_1): Merge into...
120 (default_section_type_flags): ... here.
121 (decl_readonly_section_1): Merge into...
122 (decl_readonly_section): ... here.
123 (default_elf_select_section_1): Merge into...
124 (default_elf_select_section): ... here.
125 (default_unique_section_1): Merge into...
126 (default_unique_section): ... here.
127 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
128 (default_select_rtx_section): Use it.
129 (default_elf_select_rtx_section): Likewise.
130 * output.h: Update to match.
131 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
132 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
133 (TARGET_ASM_RELOC_RW_MASK): New.
134 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
135 to categorize_decl_for_section.
136 (x86_64_elf_unique_section): Likewise.
137 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
138 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
139 (TARGET_ASM_RELOC_RW_MASK): New.
140 * config/ia64/ia64.c (ia64_rwreloc_select_section,
141 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
142 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
143 (TARGET_RWRELOC): Remove.
144 (ia64_section_type_flags): Adjust call to default_section_type_flags.
145 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
146 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
147 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
148 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
149 (rs6000_xcoff_select_section): Use decl_readonly_section.
150 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
151 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
152 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
153 (TARGET_SECTION_TYPE_FLAGS): Remove.
154 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
156 2007-03-09 Roger Sayle <roger@eyesopen.com>
158 * fold-const.c (fold_comparison): Remove compile-time evaluation of
159 complex constant equality/inequality comparisons for here.
160 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
161 known at compile-time or can be simplified to a scalar comparison.
162 (fold_relational_const): Move compile-time evaluation of complex
163 constant equality/inequality comparisons to here.
165 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
167 PR rtl-optimization/30643
168 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
170 (fold_rtx): Recurse, like before 2006-11-03.
172 2007-03-09 DJ Delorie <dj@redhat.com>
174 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
177 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
179 PR tree-optimization/30375
180 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
181 LHS of statements is not the same.
182 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
184 2007-03-09 Chao-ying Fu <fu@mips.com>
186 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
188 * doc/invoke.texi (-mdspr2): Document new option.
189 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
190 New unspec for DSP REV 2.
191 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
192 these instructions are extended in DSP REV 2.
193 (mips-dspr2.md): Include.
194 * config/mips/mips.opt (mdspr2): New option.
195 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
196 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
197 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
198 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
199 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
200 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
201 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
203 (bdesc_map): Add one field of unsupported_target_flags.
204 (bdesc_arrays): Update entries to have extra fields. Add
206 (mips_init_builtins): Initialize new function types.
207 Check unsupported_target_fileds to filter out builtins.
208 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
210 (ASM_SPEC): Pass mdspr2 to the assembler.
211 * config/mips/mips-dspr2.md: New file.
213 2007-03-09 Sa Liu <saliu@de.ibm.com>
215 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
217 2007-03-09 Ian Lance Taylor <iant@google.com>
219 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
220 argument) like -Wstrict-overflow=2.
221 * doc/invoke.texi (Warning Options): Update documentation.
223 2007-03-09 Dirk Mueller <dmueller@suse.de>
226 * doc/invoke.texi (-Wlogical-op): Document.
227 * common.opt (-Wlogical-op): New.
228 * c-common.h (warn_logical_operator): Declare.
229 * c-common.c (warn_logical_operator): Define.
230 * c-typeck.c (parser_build_binary_op): Call
231 warn_logical_operator.
233 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
235 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
236 * final.c (final_scan_insn): Test for non-"" file name.
238 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
240 * doc/loop.texi: Document the Omega linear constraints solver.
241 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
242 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
243 omega-hash-table-size, omega-max-keys, and
244 omega-eliminate-redundant-constraints.
245 * tree-pass.h (pass_check_data_deps): Declared.
248 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
249 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
250 pass_check_data_deps): New.
251 * tree-data-ref.c (init_data_ref): Remove declaration.
252 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
253 (analyze_array): Renamed init_array_ref, move up initializations.
254 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
255 Removed arguments that are set to NULL.
256 (analyze_indirect_ref): Correct indentation, correct call to
258 (object_analysis): Call init_array_ref instead of analyze_array.
259 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
260 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
261 of DR_ACCESS_FNS_ADDR.
262 (init_omega_eq_with_af, omega_extract_distance_vectors,
263 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
264 ddr_consistent_p): New.
265 (compute_affine_dependence): Check consistency of ddrs when
266 flag_check_data_deps is passed.
267 (analyze_all_data_dependences): Uncomment.
268 (tree_check_data_deps): New.
269 * tree-data-ref.h: Include omega.h.
270 (DR_ACCESS_FNS_ADDR): Removed.
271 (data_dependence_relation): Add inner_loop.
272 (DDR_INNER_LOOP): New.
273 * common.opt (fcheck-data-deps): New.
274 * tree-flow.h (tree_check_data_deps): Declare.
275 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
276 (OBJS-common): Depend on omega.o.
278 * passes.c (pass_check_data_deps): Scheduled.
279 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
280 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
281 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
282 PARAM_VECT_MAX_VERSION_CHECKS,
283 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
285 2007-03-09 Richard Guenther <rguenther@suse.de>
287 PR tree-optimization/30904
289 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
290 the same way as *_DIV_EXPR.
292 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
294 * recog.c (decode_asm_operands): No mixed declarations and code.
296 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
298 * rtl.def (ASM_INPUT): Add location.
299 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
300 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
301 (decode_asm_operands): Add loc operand.
302 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
303 * stmt.c (expand_asm): Rename to...
304 (expand_asm_loc): ... this. Add locus argument. Pass it on to
305 gen_rtx_ASM_INPUT_loc.
306 (expand_asm_expr): Adjust.
307 * recog.c (decode_asm_operands): Add loc operand.
308 (check_asm_operands, extract_insn): Adjust.
309 * reload1.c (maybe_fix_stack_asms): Likewise.
310 * final.c (asm_insn_count): Likewise.
311 (final_scan_insn): Output # line before and after asm.
313 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
315 * tree-ssa-structalias.c (variable_info): Remove
317 (new_var_info): Ditto.
318 (shared_bitmap_info_t): New structure.
319 (shared_bitmap_table): New variable.
320 (shared_bitmap_hash): New function.
321 (shared_bitmap_eq): Ditto
322 (shared_bitmap_lookup): Ditto.
323 (shared_bitmap_add): Ditto.
324 (merge_smts_into): Change to take bitmap directly.
325 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
326 (init_alias_vars): Init shared bitmap hashtable.
327 (delete_points_to_sets): Delete shared bitmap hashtable.
328 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
329 is_aliased removal as a change that was still necessary was
332 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
334 * config/i386/i386.h (override_options): Conditionally disable
335 x86_sahf for 64bit targets only.
337 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
340 * c-decl.c (merge_decls): Don't call make_var_volatile.
341 * varasm.c (make_var_volatile): Remove.
342 * output.h (make_var_volatile): Remove.
344 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
346 PR tree-optimization/31085
347 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
349 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
351 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
352 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
353 ATTR_CONST_NOTHROW_LIST.
355 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
358 2007-03-08 Diego Novillo <dnovillo@redhat.com>
360 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
362 2007-03-08 Geoffrey Keating <geoffk@apple.com>
365 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
367 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
368 passed, use shared libgcc.
370 2007-03-08 Roger Sayle <roger@eyesopen.com>
372 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
373 instead of calling build2 with a GIMPLE_MODIFY_STMT.
374 (honor_protect_cleanup_actions, lower_try_finally_switch):
376 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
377 ifc_temp_var): Likewise.
378 * tree-inline.c (setup_one_parameter): Likewise.
379 * tree-mudflap.c (mf_decl_cache_locals,
380 mf_build_check_statement_for): Likewise.
381 * tree-nested.c (init_tmp_var, save_tmp_var,
382 finalize_nesting_tree_1): Likewise.
383 * tree-outof-ssa.c (insert_copy_on_edge,
384 insert_backedge_copies): Likewise.
385 * tree-profile.c (tree_gen_edge_profiler,
386 tree_gen_ic_profiler): Likewise.
387 * tree-scalar-evolution.c (scev_const_prop): Likewise.
388 * tree-sra.c (sra_build_assignment): Likewise.
389 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
390 * tree-ssa-math-opts.c (insert_reciprocals,
391 execute_cse_sincos_1): Likewise.
392 * tree-tailcall.c (adjust_accumulator_values,
393 adjust_return_value): Likewise.
394 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
395 * tree-vect-transform.c (vect_create_data_ref_ptr,
396 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
397 vect_create_epilog_for_reduction, vectorizable_reduction,
398 vectorizable_call, vectorizable_conversion,
399 vectorizable_assignment, vectorizable_operation,
400 vectorizable_type_demotion, vect_gen_widened_results_half,
401 vect_permute_store_chain, vectorizable_store,
402 vect_setup_realignment, vect_permute_load_chain,
403 vectorizable_load, vectorizable_condition,
404 vect_create_cond_for_align_checks): Likewise.
405 * tree-vrp.c (build_assert_expr_for): Likewise.
407 2007-03-08 Ian Lance Taylor <iant@google.com>
409 * tree-vrp.c: Include "intl.h".
410 (usable_range_p): New static function.
411 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
412 overflowed values, juts set *strict_overflow_p.
413 (compare_values): Only return -2 if one of the operands is not a
415 (compare_ranges): Call usable_range_p.
416 (compare_range_with_value): Likewise.
417 (vrp_evaluate_conditional_warnv): Rename from
418 vrp_evaluate_conditional. Make static. Change all callers.
419 (vrp_evaluate_conditional): New function.
420 (simplify_div_or_mod_using_ranges): Issue warning about reliance
422 (simplify_abs_using_ranges): Likewise.
423 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
424 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
425 within_stmt parameter.
426 * tree-ssa-propagate.c (fold_predicate_in): Update call to
427 vrp_evaluate_conditional.
428 * tree-ssa-threadedge.c
429 (record_temporary_equivalences_from_stmts_at_dest): Change
430 simplify parameter to take a second tree parameter.
431 (simplify_control_stmt_condition): Likewise.
432 (thread_across_edge): Likewise.
433 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
434 (thread_across_edge): Likewise.
435 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
437 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
439 * config/i386/i386.h (TARGET_SAHF): New define.
440 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
441 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
442 (x86_sahf): New global variable.
443 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
444 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
445 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
446 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
448 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
449 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
450 when expanding fcomi/sahf based tests.
451 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
452 expanding sahf based alternative. Emit sahf based sequence when
453 optimizing for code size.
454 * config/i386/i386.md (x86_sahf_1): Do not disable for
455 TARGET_64BIT, enable for TARGET_SAHF.
457 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
459 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
460 spurious whitespace from error message.
462 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
465 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
467 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
469 * c-decl.c (grokdeclarator): Disable warnings for anonymous
471 * tree-sra.c (instantiate_element): Propagate disabled warnings
472 from the element itself to the created variable.
474 2007-03-07 Richard Henderson <rth@redhat.com>
477 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
478 silently fix up the stack in the case of a missing register.
480 2007-03-07 Paul Brook <paul@codesourcery.com>
482 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
484 2007-03-07 Joseph Myers <joseph@codesourcery.com>
486 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
488 (phase1_vrs): Use them.
489 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
490 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
491 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
492 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
493 __gnu_Unwind_Restore_WMMXC if required.
494 (_Unwind_VRS_Pop): Implement iWMMXt support.
495 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
496 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
497 gnu_Unwind_Save_WMMXC): Define.
499 2007-03-07 Richard Sandiford <richard@codesourcery.com>
501 * config/vxworks.h (vxworks_override_options): Declare.
502 (VXWORKS_OVERRIDE_OPTIONS): Use it.
503 * config/vxworks.c: Include target.h and toplev.h.
504 (vxworks_override_options): New function.
505 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
507 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
509 * config/s390/s390.c (override_options): Don't emit an error when
510 -mstack-size is used without providing -mstack-guard.
511 (s390_emit_prologue): Choose stack_guard value automatically if not
512 provided via command line.
513 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
515 2007-03-07 Richard Sandiford <richard@codesourcery.com>
517 * config/i386/i386.c (output_set_got): Add a GOT initialization
518 sequence for VxWorks PIC.
519 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
520 around labels as well as symbols. Use gotoff_operand instead
521 of local_symbolic_operand.
522 (legitimize_pic_address): Use gotoff_operand instead of
523 local_symbolic_operand. Use @GOT accesses for labels as
525 (ix86_output_addr_diff_elt): Use PC-relative rather than
526 GP-relative offsets for VxWorks PIC.
527 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
528 no_new_pseudos. Check whether the returned register is op0.
529 * config/i386/i386.md (tablejump): Use PC-relative rather than
530 GP-relative offsets for VxWorks PIC.
531 * config/i386/predicates.md (gotoff_operand): New predicate.
533 2007-03-06 Richard Sandiford <richard@codesourcery.com>
535 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
537 * config/vxworks-dummy.h: New file.
538 * config/i386/i386.h: Include it.
540 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
542 * dwarf2out.c (is_inlined_entry_point): New
543 (add_high_low_attributes): Emit DW_AT_entry_pc along with
544 DW_AT_ranges if the first subblock is the entry point.
546 2007-03-06 David Daney <ddaney@avtrex.com>
548 * doc/install.texi (mips-*-*): Change recommended binutils
551 2007-03-06 Anatoly Sokolov <aesok@post.ru>
553 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
554 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
556 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
557 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
559 2007-03-06 Jan Hubicka <jh@suse.cz>
561 * errors.h (warning, error, fatal, internal_error): Mark as cold.
562 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
564 (probably_cold_bb_p): Cold functions are cold.
565 (probably_never_executed_bb_p): Cold functions are cold.
566 (tree_bb_level_predictions): Predict calls to cold functions as not
568 (compute_function_frequency): Check hot/cold attributes.
569 * function.h (function_frequency): Update comments.
570 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
571 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
572 (c_common_att): Add cold and hot.
574 * doc/extend.texi (hot,cold attributes): Document.
576 2007-03-06 Andrew Haley <aph@redhat.com>
578 * function.c (expand_function_end): Move blockage to just after we
579 emit the label for the naked return from the function.
581 2007-03-06 Richard Sandiford <richard@codesourcery.com>
583 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
586 2007-03-06 Jan Hubicka <jh@suse.cz>
588 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
589 loaded for constant large models. Non-large 64bit PIC can do.
590 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
591 * cmodel.h: Add LARGE PIC.
592 * i386.md (UNSPEC_PLTOFF): New.
593 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
595 (*call_1_rex64): Disable for large models.
596 (*call_1_rex64_large): New.
597 (*call_value_1_rex64): Disable for large models.
598 (*call_value_1_rex64_large): New.
600 (set_got_offset_rex64): New.
601 * predicates.md (constant_call_address_operand): For large model
602 constant calls are not possible.
603 * i386-protos.h (construct_plt_address): Declare.
604 * i386.c (override_options): Accept large models.
605 (ix86_expand_prologue): Expand large PIC GOT pointer load.
606 (legitimate_constant_p): Add new UNSPECs.
607 (legitimate_pic_operand_p): Likewise.
608 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
609 (legitimize_pic_address): Do easy RIP relative way for TLS only for
611 (output_pic_addr_const): Add PLTOFF.
612 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
613 (ix86_expand_move): Legitimize pic address when in PIC mode.
614 (construct_plt_address): New function.
615 (ix86_expand_call): Offload the address to register and use GOT pointer
617 * invoke.texi (mcmodel=large): Update documentation.
619 2007-03-06 Richard Henderson <rth@redhat.com>
621 * config/i386/i386.c (x86_use_leave, x86_push_memory,
622 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
623 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
624 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
625 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
626 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
627 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
628 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
629 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
630 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
631 x86_partial_reg_dependency, x86_memory_mismatch_stall,
632 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
633 x86_sse_partial_reg_dependency, x86_sse_split_regs,
634 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
635 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
636 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
637 x86_schedule, x86_use_bt, x86_pad_returns,
638 x86_use_xchgb): Merge into ...
639 (ix86_tune_features): ... here. New array.
640 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
641 x86_bswap): Merge into ...
642 (ix86_arch_features): ... here. New array.
643 (x86_3dnow_a): Remove.
644 (x86_accumulate_outgoing_args): Make static.
645 (x86_arch_always_fancy_math_387): Make static.
646 (ix86_tune_mask, ix86_arch_mask): Move ...
647 (override_options): ... to local variables here. Apply the
648 appropriate mask to each element of ix86_arch_features and
649 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
650 as were done in the old macros.
651 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
652 * config/i386/i386.h (x86_use_leave, x86_push_memory,
653 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
654 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
655 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
656 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
657 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
658 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
659 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
660 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
661 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
662 x86_partial_reg_dependency, x86_memory_mismatch_stall,
663 x86_accumulate_outgoing_args, x86_prologue_using_move,
664 x86_epilogue_using_move, x86_decompose_lea,
665 x86_arch_always_fancy_math_387, x86_shift1,
666 x86_sse_partial_reg_dependency, x86_sse_split_regs,
667 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
668 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
669 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
670 x86_use_incdec, x86_pad_returns, x86_bswap,
671 x86_partial_flag_reg_stall): Remove.
672 (enum ix86_tune_indices): New.
673 (ix86_tune_features): New.
674 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
675 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
676 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
677 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
678 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
679 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
680 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
681 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
682 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
683 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
684 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
685 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
686 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
687 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
688 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
689 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
690 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
691 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
692 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
693 TARGET_EXT_80387_CONSTANTS): Use it.
694 (enum ix86_arch_indices): New.
695 (ix86_arch_features): New.
696 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
697 TARGET_BSWAP): Use it.
698 (ix86_tune_mask, ix86_arch_mask): Remove.
700 2007-03-06 Joseph Myers <joseph@codesourcery.com>
703 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
704 Define using $${sysroot_headers_suffix}.
705 * configure: Regenerate.
706 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
707 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
709 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
710 * gcc.c (print_sysroot_headers_suffix): New.
711 (option_map): Include --print-sysroot-headers-suffix.
712 (display_help): Mention -print-sysroot-headers-suffix.
713 (process_command): Handle -print-sysroot-headers-suffix.
714 (do_spec_1): Append multilib directory to include-fixed path if
715 sysroot suffixes in use.
716 (main): Handle -print-sysroot-headers-suffix.
717 * Makefile.in (start.encap): Don't depend on xlimits.h
719 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
720 limits.h for each multilib in fixinc_list.
721 (fixinc_list, s-fixinc_list): New.
722 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
723 generate them for each multilib in fixinc_list.
724 (stmp-fixproto): Use include-fixed. Run fixproto for each
725 multilib in fixinc_list.
726 (mostlyclean): Don't remove xlimits.h.
727 (clean): Remove include-fixed.
728 (real-install-headers-tar, real-install-headers-cpio,
729 real-install-headers-cp): Don't copy include, only include-fixed.
730 (install-mkheaders): Depend on fixinc_list. Don't depend on
731 xlimits.h. Save limits.h files for each multilib in fixinc_list.
732 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
733 SYSTEM_HEADER_DIR setting in mkheaders.conf.
735 2007-03-06 Jan Hubicka <jh@suse.cz>
737 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
740 2007-03-06 Richard Sandiford <richard@codesourcery.com>
742 * configure.ac: Allow tm_file to contain build-directory files.
743 * configure: Regenerate.
744 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
745 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
746 * config/m68k/print-sysroot-suffix.sh: New file.
748 2007-03-06 Richard Sandiford <richard@codesourcery.com>
750 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
751 of pic_offset_table_rtx if reload_completed.
752 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
753 PIC_OFFSET_TABLE_REGNUM.
754 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
756 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
757 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
759 2007-03-06 Richard Sandiford <richard@codesourcery.com>
761 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
762 functions that call eh_return.
764 2007-03-06 Richard Sandiford <richard@codesourcery.com>
766 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
767 functions that need a constant pool.
769 2007-03-06 Richard Sandiford <richard@codesourcery.com>
772 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
773 (m68k_preferred_reload_class): Likewise.
774 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
775 (SECONDARY_RELOAD_CLASS): Define.
776 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
777 (LIMIT_RELOAD_CLASS): Delete.
778 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
779 registers from storing bytes.
780 (m68k_secondary_reload_class): New function.
781 (m68k_preferred_reload_class): Likewise.
783 2007-03-06 Richard Sandiford <richard@codesourcery.com>
785 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
787 (m68k_expand_prologue): Likewise.
789 2007-03-06 Richard Sandiford <richard@codesourcery.com>
791 * config/m68k/m68k-protos.h (output_sibcall): Declare.
792 (mips_expand_epilogue): Add a bool parameter.
793 (m68k_legitimize_sibcall_address): Declare.
794 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
795 (m68k_expand_epilogue): Add a parameter to select between sibling
796 and normal epilogues. Only generate a return for the latter.
797 (m68k_ok_for_sibcall_p): New function.
798 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
799 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
800 (sibcall_value, *sibcall_value): Likewise.
801 (*call, *call_value): Require !SIBLING_CALL_P.
802 (epilogue): Update call to m68k_expand_epilogue.
803 (sibcall_epilogue): New pattern.
804 * config/m68k/predicates.md (const_call_operand): Say that this
805 predicate applies to sibling calls too.
806 (sibcall_operand): New predicate.
808 2007-03-06 Richard Sandiford <richard@codesourcery.com>
810 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
811 alternatives as movsi_cf.
812 (movsf_cf_hard): Add commentary.
814 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
815 Richard Sandiford <richard@codesourcery.com>
817 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
818 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
819 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
820 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
821 as being live on exit from an interrupt function.
822 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
823 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
824 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
825 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
826 (m68k_interrupt_function_p): Globalize.
827 (m68k_compute_frame_layout): Remove reverse mask code.
828 (m68k_emit_movem, m68k_set_frame_related): New functions.
829 (m68k_output_function_prologue): Delete in favor of...
830 (m68k_expand_prologue): ...this new function.
831 (m68k_output_function_epilogue): Delete in favor of...
832 (m68k_expand_epilogue): ...this new function.
833 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
835 (print_operand): Handle %?.
836 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
837 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
838 (prologue, epilogue): New patterns.
839 (return): Turn into a define_expand.
840 (*return): New pattern, derived from old "return" pattern. Use rte
841 rather than rts for interrupt functions. Only use rtd if the pop
843 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
844 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
845 (link, *link, unlink, *unlink, load_got): Likewise.
847 2007-03-06 Richard Sandiford <richard@codesourcery.com>
851 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
852 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
853 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
854 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
855 and m68k_matches_u_p.
856 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
857 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
858 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
859 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
860 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
861 (REG_STRICT_P): New macro.
862 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
863 PCREL_GENERAL_OPERAND_OK.
864 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
865 m68k_legitimate_base_reg_p.
866 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
867 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
868 (PIC_CASE_VECTOR_ADDRESS): Update comment.
869 * config/m68k/m68k.c (m68k_address): New structure.
870 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
871 (m68k_decompose_index, m68k_legitimate_constant_address_p)
872 (m68k_jump_table_ref_p, m68k_decompose_address)
873 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
874 (m68k_matches_u_p): New functions.
875 (print_operand_address): Rewrite to use m68k_decompose_index.
877 2007-03-05 David Taylor <dtaylor@emc.com>
879 * gcc.c: Correct copyright date in --version output.
881 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
883 * pa.md: In unamed move patterns, disparge copies between general
884 and floating point registers using '?' modifier. Don't include 'f'
885 constraint for register preferences in DImode, SImode, HImode and
886 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
887 Remove constraints for copies between general and floating registers
888 in soft-float DFmode pattern.
889 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
893 2007-03-05 Mike Stump <mrs@apple.com>
895 * c-common.c (targetcm): Add.
896 * c-opts.c (c_common_handle_option): Handle language specific
898 * opts.c (handle_option): Verify language for target options, if
900 * opth-gen.awk: Add CL_LANG_ALL.
901 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
902 (TARGETCM_INITIALIZER): Add.
903 * target.h (struct gcc_targetcm): Add.
905 * targhooks.c (default_handle_c_option): Add.
906 * targhooks.h (default_handle_c_option): Add.
907 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
909 * config/darwin.opt (iframework): Add.
910 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
911 * config/darwin-c.c (handle_c_option): Add.
912 (TARGET_HANDLE_C_OPTION): Add.
914 * doc/invoke.texi (Darwin Options): Add -iframework.
916 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
918 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
921 2007-03-05 Ian Lance Taylor <iant@google.com>
923 * c.opt (fgnu89-inline): New option.
924 * c-opts.c (c_common_post_options): Set default value for
926 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
927 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
929 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
930 (grokdeclarator, start_function): Likewise.
931 * c-cppbuiltin.c (c_cpp_builtins): Define either
932 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
933 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
934 (C Dialect Options): Document -fgnu89-inline.
935 * doc/extend.texi (Function Attributes): Explain what the
936 gnu_inline attribute does.
937 * doc/cpp.texi (Common Predefined Macros): Document
938 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
940 2007-03-05 Ian Lance Taylor <iant@google.com>
942 PR tree-optimization/31034
943 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
944 half-range if the other side is an overflow infinity.
946 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
948 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
949 (bfin*-linux-uclibc*): New configuration.
950 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
952 * config/bfin/linux.h: New file.
953 * config/bfin/libgcc-bfin.ver: New file.
954 * config/bfin/t-bfin-uclinux: New file.
955 * config/bfin/t-bfin-linux: New file.
956 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
957 (TARGET_OS_CPP_BUILTINS): New macro.
959 2007-03-05 Richard Guenther <rguenther@suse.de>
961 * fold-const.c (fold_binary): Remove duplicate folding
962 of comparison of non-null ADDR_EXPR against null.
964 2007-03-05 Richard Guenther <rguenther@suse.de>
965 Dorit Nuzman <dorit@il.ibm.com>
967 PR tree-optimization/26420
968 * tree-vectorizer.c (vectorize_loops): Bail out early if there
969 are no loops in the function. Only print the number of
970 vectorized loops if it is greater than zero or we are supposed
971 to print information about unvectorized loops.
973 2007-03-05 Revital Eres <eres@il.ibm.com>
975 * gcc.dg/var-expand1.c: New test.
976 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
977 when an accumulator is expanded.
979 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
982 * c-common.c (convert_and_check): Don't give warnings for
983 conversion if 'expr' already overflowed.
985 2007-03-04 Roger Sayle <roger@eyesopen.com>
988 * fold-const.c (fold_comparison): Enforce type consistency when
989 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
991 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
993 * tree-ssa-address.c (create_mem_ref): Do not put an expression
994 containing a cast to the base of TARGET_MEM_REF.
996 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
998 * tree.c (tree_contains_struct_check_failed): Remove spurious
999 whitespace from error message.
1001 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1004 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
1005 instead of precision.
1007 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
1008 Nathan Sidwell <nathan@codesourcery.com>
1010 * emit-rtl.c (find_auto_inc): New.
1011 (try_split): recreate REG_INC notes,
1012 Use regular for loops rather than whiles.
1014 2007-03-03 Andreas Schwab <schwab@suse.de>
1016 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
1017 * configure: Regenerate.
1019 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1021 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
1022 flag_rounding_math, not flag_unsafe_math_optimizations.
1024 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
1026 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
1027 alpha_fold_vector_minmax): Likewise.
1028 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1029 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
1031 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1033 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
1034 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
1035 if the lhs has side-effects.
1036 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
1038 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1040 * config/i386/i386.h (TUNEMASK): Remove define.
1041 (ARCHMASK): Remove define.
1042 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
1043 Use ix86_arch_mask variable instead of ARCHMASK.
1044 * config/i386/i386.c (override_options): Ditto.
1045 (standard_80387_constant_p): Ditto.
1047 2007-03-02 Ian Lance Taylor <iant@google.com>
1049 Used signed infinities in VRP.
1050 * tree-vrp.c (uses_overflow_infinity): New static function.
1051 (supports_overflow_infinity): New static function.
1052 (make_overflow_infinity): New static function.
1053 (negative_overflow_infinity): New static function.
1054 (positive_overflow_infinity): New static function.
1055 (is_negative_overflow_infinity): New static function.
1056 (is_positive_overflow_infinity): New static function.
1057 (is_overflow_infinity): New static function.
1058 (overflow_infinity_range_p): New static function.
1059 (compare_values_warnv): New function split out of compare_values.
1060 (compare_value): Call it.
1061 (set_value_range_to_nonnegative): Add overflow_infinity
1062 parameter. Change caller.
1063 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
1065 (vrp_expr_computes_nonzero): Likewise.
1066 (compare_ranges, compare_range_with_value): Likewise.
1067 (compare_name_with_value, compare_names): Likewise.
1068 (vrp_evaluate_conditional): Likewise.
1069 (set_value_range): Handle infinity
1070 (vrp_operand_equal_p, operand_less_p): Likewise.
1071 (extract_range_from_assert): Likewise.
1072 (vrp_int_const_binop): Likewise.
1073 (extract_range_from_binary_expr): Likewise.
1074 (extract_range_from_unary_expr): Likewise.
1075 (extract_range_from_comparison): Likewise.
1076 (extract_range_from_expr): Likewise.
1077 (dump_value_range): Likewise.
1078 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
1079 (test_for_singularity): Likewise.
1080 (vrp_int_const_binop): Remove inline qualifier.
1081 (adjust_range_with_scev): Add comment.
1082 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1084 2007-03-02 Diego Novillo <dnovillo@redhat.com>
1086 * tree-ssa-structalias.c (could_have_pointers): Tidy.
1087 (get_constraint_for): Likewise.
1088 (do_structure_copy): Likewise.
1089 (find_func_aliases): Fix references to MODIFY_EXPR.
1090 (intra_create_variable_infos): Tidy.
1091 * tree-ssa-operands.c (add_virtual_operand): Add argument
1093 When adding members of alias sets, if IS_CALL_SITE is true and
1094 the symbol is not call-clobbered, skip it.
1097 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1099 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
1100 entry by means of emit_insn_at_entry.
1102 2007-03-02 Richard Henderson <rth@redhat.com>
1104 * expr.h (promoted_input_arg): Remove decl.
1105 * function.c (promoted_input_arg): Merge into ...
1106 * combine.c (setup_incoming_promotions): ... only caller.
1107 Rearrange to avoid double loop.
1109 2007-03-02 Ben Elliston <bje@au.ibm.com>
1110 Peter Bergner <bergner@vnet.ibm.com>
1111 Janis Johnson <janis187@us.ibm.com>
1113 * config/rs6000/dfp.md: New file.
1114 * config/rs6000/rs6000.md: Include dfp.md.
1115 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
1116 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
1117 and TDmode decimal float modes in FP registers.
1118 (num_insns_constant): Likewise.
1119 (rs6000_legitimate_offset_address_p): Likewise.
1120 (rs6000_legitimize_address): Likewise.
1121 (rs6000_legitimize_reload_address): Likewise.
1122 (rs6000_legitimate_address): Likewise.
1123 (rs6000_emit_move): Likewise.
1124 (function_arg_boundary): Likewise.
1125 (function_arg_advance): Likewise.
1126 (rs6000_darwin64_record_arg_recurse): Likewise.
1127 (function_arg): Likewise.
1128 (rs6000_gimplify_va_arg): Likewise.
1129 (rs6000_split_multireg_move): Likewise.
1130 (rs6000_output_function_epilogue): Likewise.
1131 (rs6000_output_function_epilogue): Likewise.
1132 (rs6000_register_move_cost): Likewise.
1133 (rs6000_function_value): Likewise.
1134 (rs6000_libcall_value): Likewise.
1136 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1138 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
1140 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1142 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
1143 Use $MULTIDIR to choose between the kernel and RTP headers,
1144 and use $WIND_BASE and $WIND_USR to locate them.
1146 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1148 * config/i386/i386.c (override_options): Put initialization of
1149 ix86_tune_mask and ix86_arch_mask to the correct place.
1151 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1152 Michael Meissner <michael.meissner@amd.com>
1155 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
1157 (TARGET_CMOVE): Use ARCHMASK.
1158 (TARGET_CMPXCHG): Ditto.
1159 (TARGET_CMPXCHG8B): Ditto.
1160 (TARGET_XADD): Ditto.
1161 (TARGET_BSWAP): Ditto.
1162 * config/i386/i386.c (ix86_tune_mask): New global variable.
1163 (ix86_arch_mask): Ditto.
1164 (override_options): Initialize ix86_tune_mask and
1165 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
1168 2007-03-02 Ben Elliston <bje@au.ibm.com>
1171 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
1173 2007-03-02 Joseph Myers <joseph@codesourcery.com>
1175 * target.h (init_dwarf_reg_sizes_extra): New target hook.
1176 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
1177 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
1178 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
1180 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
1181 rs6000_init_dwarf_reg_sizes_extra): New.
1182 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
1183 SPE register high parts.
1185 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
1187 * Makefile.in: Add install-pdf target as
1188 copied from automake v1.10 rules.
1189 * configure.ac: Add install-pdf to target list.
1190 * configure: Regenerate.
1192 2007-03-01 Paul Brook <paul@codesourcery.com>
1194 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
1195 modes to LDRD for DImode.
1196 (output_move_double): Fixup out of range ldrd/strd.
1197 (vfp_secondary_reload_class): Rename...
1198 (coproc_secondary_reload_class): ... to this. Add wb argument.
1199 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
1200 coproc_secondary_reload_class for CLASS_IWMMXT.
1201 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
1202 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
1204 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1206 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
1207 factor by the estimated number of iterations.
1208 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
1211 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
1212 decode_caches_intel, detect_caches_intel): New functions.
1213 (host_detect_local_cpu): Use detect_caches_amd and
1214 detect_caches_intel.
1216 2007-03-01 Richard Henderson <rth@redhat.com>
1218 * expr.c (emit_move_complex_push): Export.
1219 (emit_move_complex_parts): Split out from ...
1220 (emit_move_complex): ... here.
1221 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
1222 * config/i386/i386.md (movcdi): New.
1224 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
1226 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
1227 size of mode1 to check for tieable modes in MMX case.
1229 2007-03-01 Richard Sandiford <richard@codesourcery.com>
1231 * Makefile.in (rtlanal.o): Depend on tree.h.
1232 * rtl.h (offset_within_section_p, split_const): Declare.
1233 * rtlanal.c: Include tree.h.
1234 (offset_within_block_p): New function, taken from
1235 mips_offset_within_object_p.
1236 (split_const): New function, taken from mips_split_const.
1237 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
1239 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1240 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
1241 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
1242 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1243 (m68k_illegitimate_symbolic_constant_p): New function.
1244 * config/m68k/m68k.md (movsi): Remove misleading predicates.
1245 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
1246 symbolic constant that might be outside the symbol's section,
1247 move the symbol first and then add the offset.
1248 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
1250 * config/mips/mips.c (mips_split_const): Delete.
1251 (mips_offset_within_object_p): Delete.
1252 (mips_symbolic_constant_p): Use offset_within_section_p and
1253 split_const instead of mips_offset_within_object_p and
1255 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
1256 (mips_legitimize_const_move, print_operand_reloc)
1257 (mips_dangerous_for_la25_p): Use split_const instead of
1260 2007-02-28 Eric Christopher <echristo@apple.com>
1262 * Makefile.in (install-include-dir): Don't rm -rf include.
1264 2007-02-28 Richard Guenther <rguenther@suse.de>
1267 * fold-const.c (fold_binary): Do not associate expressions
1268 with more than one variable for integer types that do not wrap.
1270 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
1272 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
1273 Delete, and replace with...
1274 (fold_builtin_call_array): This. Update callers to use it.
1275 * fold-const.c (fold_build_call_list): Delete, and replace with...
1276 (fold_build_call_array): This.
1277 (fold_build_call_list_initializer): Delete, and replace with...
1278 (fold_build_call_array_initializer): This.
1279 * tree.h: Update declarations to reflect above changes.
1281 * c-typeck.c (build_function_call): Store converted arguments
1282 in a stack-allocated array instead of building a list.
1283 (convert_arguments): Store arguments in the array passed in as an
1284 argument, and return the actual number of arguments.
1285 * c-format.c: (check_function_format): Pass arguments in an
1286 array instead of a list.
1287 * c-common.c (check_function_nonnull): Likewise.
1288 (check_function_sentinel): Likewise.
1289 (check_function_arguments): Likewise.
1290 * c-common.h: Update declarations to reflect above changes.
1292 2007-02-28 Jan Hubicka <jh@suse.cz>
1294 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
1295 PRED_NEGATIVE_RETURN): Update outcomes.
1297 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
1299 * calls.c (emit_library_call_value_1): Handle partial registers
1300 correctly when building up CALL_INSN_FUNCTION_USAGE.
1302 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1304 * pa/predicates.md (move_src_operand): Allow zero for mode.
1305 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
1308 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
1311 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
1312 *movv2df_internal): Enable pattern only for valid operand
1314 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
1315 tie only 128bit modes. For MMX registers, tie only 64bit modes.
1317 2007-02-27 Mike Stump <mrs@apple.com>
1319 * config/darwin-crt3.c: Avoid compilation when compiling for a
1322 2007-02-27 Joseph Myers <joseph@codesourcery.com>
1324 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
1326 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
1327 for fixed headers and limits.h.
1328 (install-include-dir, install-headers-tar, install-headers-cpio,
1329 install-headers-cp, real-install-headers-tar,
1330 real-install-headers-cpio, real-install-headers-cp): Handle
1331 include-fixed as well as include.
1332 (install-mkheaders): Don't install files that go only in include
1334 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
1335 from GCC_INCLUDE_DIR.
1336 * gcc.c (process_command): Remove special -BstageN/ handling.
1337 (do_spec_1): Add include-fixed directories.
1339 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1341 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
1343 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
1345 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
1348 2007-02-27 Mark Mitchell <mark@codesourcery.com>
1350 * c-common.c (get_priority): Add check for
1351 SUPPORTS_INIT_PRIORITY.
1353 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1355 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
1357 * config/bfin/bfin.c: Include "cfglayout.h".
1358 (MAX_LSETUP_DISTANCE): New macro.
1359 (struct loop_info): New members incoming, incoming_src and
1360 incoming_dest. Delete member predecessor.
1361 (length_for_loop): New function.
1362 (bfin_optimize_loop): Handle more different loop structures.
1363 (bfin_discover_loop): Rework detection of predecessor blocks by
1364 examining incoming edges.
1365 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
1367 (bfin_reorder_loops): New function.
1368 (bfin_reorg_loops): Use these three new functions.
1370 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
1371 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
1372 (CONSTRAINT_LEN): Add entry for 'q'.
1373 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
1374 Add 'q' constraints.
1375 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
1376 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
1378 * config/bfin/bfin.md (add_with_carry): New pattern.
1379 (s_or_u, su_optab, su_modifier): New code macros/attrs.
1380 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
1381 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
1382 support unsigned multiplies too. Removed incorrect commutativity from
1383 operand 1 constraint where appropriate.
1384 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
1386 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
1387 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
1389 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
1390 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
1391 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
1392 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
1393 usmulhisi_hh_huh): New patterns.
1395 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
1396 lshifthi3): Fix output template to use half reg for operand 2.
1398 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
1401 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
1403 2007-02-27 Andreas Schwab <schwab@suse.de>
1405 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
1407 2007-02-27 Jan Hubicka <jh@suse.cz>
1409 * predict.c (last_basic_block_p): Remove.
1410 (tree_estimate_probability): Update return heuristic for commonized
1413 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1415 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
1417 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1419 * doc/include/gcc-common.texi (versionsubtitle): New macro.
1420 * doc/cpp.texi: Standardize title page.
1421 * doc/cppinternals.texi: Likewise.
1422 * doc/gcc.texi: Standardize title page, remove version number
1423 from copyright page.
1424 * doc/gccint.texi: Likewise.
1425 * doc/install.texi: Standardize title page, add table of
1428 2007-02-26 Jan Hubicka <jh@suse.cz>
1430 * predict.def: Set outcomes according to more recent results.
1431 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
1432 Remove dead predictors.
1433 * predict.c (return_prediction): Fix pasto.
1435 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1437 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
1438 change; avoid a memory leak when returning early.
1440 2007-02-26 Mark Mitchell <mark@codesourcery.com>
1442 * c-decl.c (static_ctors): Move to c-common.c.
1443 (static_dtors): Likewise.
1444 (finish_function): Use c_record_cdtor_fn.
1445 (build_cdtor): Move to c-common.c.
1446 (c_write_global_declarations): Use c_build_cdtor_fns.
1447 * c-common.h (static_ctors): Declare.
1448 (static_dtors): Likewise.
1449 (c_record_cdtor_fn): Likewise.
1450 (c_build_cdtor_fns): Likewise.
1451 * c-common.c (static_ctors): New variable.
1452 (static_dtors): Likewise.
1453 (c_record_cdtor_fn): New function.
1454 (build_cdtor): Move from c-decl.c
1455 (c_build_cdtor_fns): New function.
1457 * output.h (assemble_addr_to_section): Declare.
1458 (get_cdtor_priority_section): Likewise.
1459 * varasm.c (assemble_addr_to_section): New function.
1460 (get_cdtor_priority_section): Likewise.
1461 (default_named_section_asm_out_destructor): Use them.
1462 (destor_dtor_section_asm_out_destructor): Likewise.
1463 (default_named_section_asm_out_constructor): Likewise.
1464 (default_ctor_section_asm_out_constructor): Likewise.
1465 * config.gcc (*-*-vxworks*): Include vxworks.o.
1466 * config/t-vxworks (vxworks.o): New target.
1467 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
1468 (TARGET_ASM_CONSTRUCTOR): Define.
1469 (TARGET_ASM_DESTRUCTOR): Likewise.
1470 (vxworks_asm_out_constructor): Declare.
1471 (vxworks_asm_out_destructor): Likewise.
1473 * c-common.c (get_priority): Check that we have not just an
1474 INTEGER_CST, but an integer constant with integeral type.
1476 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
1478 PR tree-optimization/30938
1479 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
1480 use &dt[nargs-1] instead of &dt[nargs] in the call to
1481 vect_is_simple_use().
1483 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
1485 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
1486 from register elimination as PRE_MODIFY / POST_MODIFY increments.
1487 Do not attempt to handle MEM inside auto-inc expressions.
1488 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
1489 of a register modified by an auto-inc expression. However, do handle
1490 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
1491 (elimination_effects): Prohibit elimination of a register modified
1492 by an auto-inc expression. Disable register elimination rules whose
1493 target register is modified by an auto-inc expression with variable
1496 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1498 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
1500 (array_at_struct_end_p): New function.
1501 (idx_infer_loop_bounds): Use it.
1502 (estimate_numbers_of_iterations_loop): Export.
1503 * predict.c (predict_loops): Use estimated_loop_iterations_int.
1504 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
1505 (tree_estimate_probability): Call record_loop_exits.
1506 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
1507 (estimated_loop_iterations, estimated_loop_iterations_int,
1508 estimated_loop_iterations_tree): New functions.
1509 (analyze_siv_subscript_cst_affine,
1510 compute_overlap_steps_for_affine_1_2,
1511 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
1512 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
1513 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
1514 (PRED_LOOP_ITERATIONS_GUESSED): New.
1515 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
1516 * cfgloop.h (estimate_numbers_of_iterations_loop,
1517 estimated_loop_iterations_int): Declare.
1519 2007-02-25 Mark Mitchell <mark@codesourcery.com>
1521 * doc/extend.texi: Document optional priority argument to
1522 constructors and destructors.
1523 * tree.c (init_priority_for_decl): Adjust GTY markers.
1524 (init_ttree): Use priority-info hash functions for
1525 init_priority_for_decl.
1526 (tree_map_eq): Rename to ...
1527 (tree_map_base_eq): ... this.
1528 (tree_map_marked_p): Rename to ...
1529 (tree_map_base_marked_p): ... this.
1530 (tree_map_base_hash): New function.
1531 (decl_init_priority_lookup): Rework.
1532 (decl_fini_priority_lookup): New function.
1533 (decl_priority_info): New function.
1534 (decl_init_priority_insert): Use it.
1535 (decl_fini_priority_insert): Likewise.
1536 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
1538 (decl_restrict_base_insert): Likewise.
1539 (decl_debug_expr_insert): Likewise.
1540 (decl_value_expr_lookup): Likewise.
1541 (decl_value_expr_insert): Likewise.
1542 * tree.h (priority_type): New type.
1543 (decl_init_priority_lookup): Use priority_type.
1544 (decl_fini_priority_lookup): New function.
1545 (decl_init_priority_insert): Use priority_type.
1546 (decl_fini_priority_insert): New function.
1547 (DECL_HAS_INIT_PRIORITY): Tweak comments.
1548 (DECL_INIT_PRIORITY): Likewise.
1549 (SET_DECL_INIT_PRIORITY): Add comment.
1550 (DECL_FINI_PRIORITY): New macro.
1551 (SET_DECL_FINI_PRIORITY): Likewise.
1552 (DEFAULT_INIT_PRIORITY): Document.
1553 (MAX_INIT_PRIORITY): Likewise.
1554 (MAX_RESERVED_INIT_PRIORITY): Likewise.
1555 (tree_map_base): New type.
1556 (tree_map_base_eq): New function.
1557 (tree_map_base_hash): Likewise.
1558 (tree_map_base_marked_p): Likewise.
1559 (tree_map): Inherit from tree_map_base.
1560 (tree_map_eq): Make it a macro.
1561 (tree_map_marked_p): Likewise.
1562 (tree_int_map): Inherit from tree_map_base.
1563 (tree_int_map_eq): Make it a macro.
1564 (tree_int_map_hash): Likewise.
1565 (tree_int_map_marked_p): Likewise.
1566 (tree_priority_map): New type.
1567 (tree_priority_map_eq): New macro.
1568 (tree_priority_map_hash): Likewise.
1569 (tree_priority_map_marked_p): Likewise.
1570 * varasm.c (emults_decl): Adjust for refactoring of tree_map
1572 (emutls_common_1): Likewise.
1573 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
1574 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
1575 of tree_map hierarchy.
1576 * tree-cfg.c (move_stmt_r): Likewise.
1577 (new_label_mapper): Likewise.
1578 * c-tree.h (c_expand_body): Move to ...
1579 * c-common.h (c_expand_body): ... here.
1580 * c-decl.c (c_expand_body): Move to ...
1581 * c-common.c (c_expand_body): ... here.
1582 (c_common_attribute_table): Allow 1 argument for the constructor
1583 and destructor attributes.
1584 (get_priority): New function.
1585 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
1586 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
1588 2007-02-24 Jan Hubicka <jh@suse.cz>
1591 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
1593 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
1594 Jan Hubicka <jh@suse.cz>
1597 * i386.c (counter_mode): New function.
1598 (expand_set_or_movmem_via_loop): Use it.
1599 (expand_movmem_epilogue): Likewise; fix pasto.
1600 (ix86_expand_movmem): Do emit guard even for constant counts.
1601 (ix86_expand_setmem): Likewise.
1603 2007-02-25 Nick Clifton <nickc@redhat.com>
1605 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
1606 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1608 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
1611 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
1612 count argument with 0x10, not with 0x16.
1613 (expand_setmem_epilogue): Ditto.
1615 2007-02-24 Mike Stump <mrs@apple.com>
1617 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
1620 2007-02-24 Richard Guenther <rguenther@suse.de>
1623 * fold-const.c (fold_binary): Fold x +- CST op x for
1624 EQ_EXPR and NE_EXPR.
1626 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1628 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
1630 2007-02-24 Jan Hubicka <jh@suse.cz>
1632 * cgraphunit.c (decide_is_function_needed): Honor
1633 -fkeep-inline-functions.
1635 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1637 * builtins.c (fold_builtin_modf): New.
1638 (fold_builtin_2): Use it.
1640 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
1642 * loop-iv.c (implies_p): Detect additional cases where A implies B.
1643 (determine_max_iter): Take additional LOOP arg; all callers changed.
1644 Lose broken logic dealing with PLUS. Try to limit the upper bound by
1645 one using simplifications.
1646 (simplify_using_initial_values): Return if the expression becomes
1647 invalid due to altered regs.
1649 2007-02-23 DJ Delorie <dj@redhat.com>
1651 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
1653 2007-02-23 Mike Stump <mrs@apple.com>
1655 * tlink.c (scan_linker_output): Parse linker messages from
1656 darwin9's linker better.
1658 2007-02-23 Steve Ellcey <sje@cup.hp.com>
1661 * varpool.c (varpool_assemble_pending_decls): Set
1662 varpool_last_needed_node to null.
1664 2007-02-23 DJ Delorie <dj@redhat.com>
1666 * config/i386/i386.c (ix86_data_alignment): Don't specify an
1667 alignment bigger than the object file can handle.
1669 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
1672 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
1673 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
1674 (*movsf_1): Penalize MMX moves.
1676 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
1678 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
1679 2^32-1 or more times unless flag_unsafe_loop_optimizations.
1681 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
1683 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1685 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
1686 (fold_builtin_1): Use them.
1687 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1688 BUILT_IN_SIGNIFICAND.
1690 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
1692 * config/i386/i386.c (bdesc_1arg): Initialize
1693 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
1694 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
1695 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
1696 and IX86_BUILTIN_MOVSLDUP.
1698 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
1700 PR rtl-optimization/30841
1701 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
1703 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1705 * builtins.c (fold_builtin_frexp): New.
1706 (fold_builtin_2): Use it.
1708 2007-02-22 Mark Mitchell <mark@codesourcery.com>
1710 * doc/invoke.texi (Spec Files): Document getenv spec function.
1712 * gcc.c (getenv_spec_function): New function.
1713 (static_spec_functions): Add it.
1714 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
1715 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
1718 2007-02-22 Michael Matz <matz@suse.de
1721 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
1722 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
1724 2007-02-22 Ian Lance Taylor <iant@google.com>
1727 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
1728 (mem_loc_descriptor): Call it.
1730 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
1731 Ira Rosen <irar@il.ibm.com>
1733 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
1735 2007-02-22 Ira Rosen <irar@il.ibm.com>
1737 PR tree-optimization/30843
1738 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
1739 stores only after all the group is vectorized.
1741 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
1743 PR tree-optimization/30858
1744 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
1745 in the reduction cycle have a single use in the loop.
1746 * tree-vectorizer.h (relevant): Add documentation.
1748 2007-02-20 Mike Stump <mrs@apple.com>
1750 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
1751 * configure: Regenerate.
1753 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1755 Change the defaults of some parameters and options.
1756 * config/spu/spu-protos.h (spu_optimization_options): Declare.
1757 * config/spu/spu.c (spu_optimization_options): Add.
1758 (spu_override_options): Change params in spu_optimization_options.
1759 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
1761 Register 127 is only 16 byte aligned when used as a frame pointer.
1762 * config/spu/spu-protos.h (spu_init_expanders): Declare.
1763 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
1764 HARD_FRAME_POINTER_REGNUM.
1765 (spu_legitimate_address): Use regno_aligned_for_reload.
1766 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
1767 aligned when frame_pointer_needed is true.
1768 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
1770 * config/spu/spu.h (INIT_EXPANDERS): Define.
1772 Make sure shift and rotate instructions have valid immediate operands.
1773 * config/spu/predicates.md (spu_shift_operand): Remove.
1774 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
1775 * config/spu/constraints.md (W, O): Extend range.
1776 * config/spu/spu.md (umask, nmask): Define.
1777 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
1778 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
1779 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
1780 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
1781 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
1782 (lshr<mode>3_reg): Fix rtl description.
1784 Make sure mulhisi immediate operands are valid.
1785 * config/spu/predicates.md (imm_K_operand): Add.
1786 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
1788 Generate constants using fsmbi and andi.
1789 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
1790 (print_operand, spu_split_immediate, classify_immediate,
1791 fsmbi_const_p): Handle IC_FSMBI2.
1793 Correctly handle a CONST_VECTOR containing symbols.
1794 * config/spu/spu.c (print_operand): Handle HIGH correctly.
1795 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
1796 (immediate_load_p): Allow symbols that use 2 instructions to create.
1797 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
1798 with symbols when flag_pic is set.
1799 (const_vector_immediate_p): New.
1800 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
1801 accept a CONST_VECTOR with symbols.
1802 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
1803 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
1805 * config/spu/spu.md (high, low): Delete.
1806 (low_<mode>): Define.
1808 Remove INTRmode and INTR_REGNUM, which didn't work.
1809 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
1811 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
1812 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
1813 peephole2 pattern): Don't use INTR or 131.
1814 (movintrcc): Delete.
1815 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
1816 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
1817 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
1818 (UNSPEC_SET_INTR): Add.
1819 * config/spu/spu-modes.def (INTR): Remove.
1821 More accurate warnings about run-time relocations.
1822 * config/spu/spu.c (reloc_diagnostic): Test in_section.
1824 Correctly warn about immediate arguments to specific intrinsics.
1825 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
1826 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
1827 the instruction predicate.
1829 Fix tree check errors with latest update.
1830 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
1832 (spu_expand_builtin): Use CALL_EXPR_FN.
1834 Add missing specific intrinsics.
1835 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
1837 * config/spu/spu_internals.h: Ditto.
1839 Fix incorrect operand modifiers.
1840 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
1841 * config/spu/spu.md (xor<mode>3): Change %S to %J.
1843 Optimize one case of zero_extend of a vec_select.
1844 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
1846 Accept any immediate for hbr.
1847 * config/spu/spu.md (hbr): Change s constraints to i.
1849 2007-02-21 Paul Brook <paul@codesourcery.com>
1851 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
1852 condexec_count when skipping USE and CLOBBER.
1854 2007-02-21 Nick Clifton <nickc@redhat.com>
1856 * common.opt (Warray-bounds): Add Warning attribute.
1857 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
1859 (fsized-zeroes): Add Optimization attribute.
1860 (fsplit-wide-types, ftree-scev-cprop): Likewise.
1861 * c.opt (Wc++0x-compat): Add Warning attribute.
1863 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1866 * reload1.c (eliminate_regs_in_insn): In the single_set special
1867 case, attempt to re-recognize the insn before falling back to
1868 having reload fix it up.
1870 2007-02-20 Eric Christopher <echristo@gmail.com>
1872 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
1873 Rewrite accordingly.
1874 (frv_read_iacc_argument): Ditto.
1875 (frv_expand_set_builtin): Take a call instead of arglist, update for
1877 (frv_expand_unop_builtin): Ditto.
1878 (frv_expand_binop_builtin): Ditto.
1879 (frv_expand_cut_builtin): Ditto.
1880 (frv_expand_binopimm_builtin): Ditto.
1881 (frv_expand_voidbinop_builtin): Ditto.
1882 (frv_expand_int_void2arg): Ditto.
1883 (frv_expand_prefetches): Ditto.
1884 (frv_expand_voidtriop_builtin): Ditto.
1885 (frv_expand_voidaccop_builtin): Ditto.
1886 (frv_expand_load_builtin): Ditto.
1887 (frv_expand_store_builtin): Ditto.
1888 (frv_expand_mdpackh_builtin): Ditto.
1889 (frv_expand_mclracc_builtin): Ditto.
1890 (frv_expand_mrdacc_builtin): Ditto.
1891 (frv_expand_mwtacc_builtin): Ditto.
1892 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
1895 2007-02-20 Janis Johnson <janis187@us.ibm.com>
1897 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
1898 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
1900 (HAVE_GAS_DFP): Check for assembler support of decimal floating
1902 * configure: Regenerate.
1903 * config.in: Regenerate.
1904 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
1905 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
1906 masks to power6 and power6x and to POWERPC_MASKS.
1907 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1909 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
1910 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
1911 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1912 Access PROTOTYPE as variable, not mask.
1914 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
1916 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
1917 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
1918 * combine.c (adjust_for_new_dest): Use it.
1919 * postreload.c (reload_combine): Likewise.
1921 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
1923 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
1924 notes on an insn with multiple sets, even if single_set returns
1925 non-NULL for that insn.
1927 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1929 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
1932 2007-02-20 Geoffrey Keating <geoffk@apple.com>
1934 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
1935 if user didn't pass it.
1936 * config/i386/darwin.h (CC1_SPEC): Likewise.
1937 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
1938 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
1939 -mmacosx-version-min.
1941 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1942 Uros Bizjak <ubizjak@gmail.com>
1944 * optabs.h (enum optab_index): Add new OTI_scalb.
1945 (scalb_optab): Define corresponding macro.
1946 * optabs.c (init_optabs): Initialize scalb_optab.
1947 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
1949 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
1950 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
1951 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
1952 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
1953 flag_unsafe_math_optimizations is set.
1955 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
1956 to implement scalbf, scalb and scalbl built-ins as inline x87
1959 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1960 DJ Delorie <dj@redhat.com>
1963 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
1964 (diagnostic_report_diagnostic): ... here, and turn them into real
1965 errors. If warnings are inhibited, no need to do anything.
1967 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
1969 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
1970 better code generation.
1972 2007-02-20 Ben Elliston <bje@au.ibm.com>
1974 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
1976 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
1978 * config/alpha/alpha.c, config/alpha/alpha.md,
1979 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
1980 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
1981 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
1982 config/arm/lib1funcs.asm: Follow spelling conventions.
1984 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
1985 config/fr30/fr30.md, config/i386/i386.h,
1986 config/iq2000/iq2000.h, config/iq2000/predicates.md,
1987 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
1988 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
1989 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
1990 config/rs6000/altivec.md, config/rs6000/rs6000.c,
1991 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
1992 config/sparc/sparc.c, config/sparc/sparc.h,
1993 config/sparc/sparc.md, config/spu/constraints.md,
1994 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
1997 2007-02-20 Alan Modra <amodra@bigpond.net.au>
2000 * varasm.c (use_blocks_for_decl_p): Return false for decls with
2003 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2005 * doc/invoke.texi (-ftree-lrs): Remove.
2007 2007-02-19 Diego Novillo <dnovillo@redhat.com>
2009 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
2012 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
2014 * config/ia64/ia64.c (ia64_expand_builtin): Use the
2015 new CALL_EXPR_FN macro for retrieving the function
2016 declaration of the input expression.
2018 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2020 * c.opt (Waddress): New.
2021 * common.opt (Walways-true): Delete.
2022 (Wstring-literal-comparison): Delete.
2023 * doc/invoke.texi (Warning Options): Delete -Walways-true and
2024 -Wstring-literal-comparison. Add -Waddress.
2026 (Walways-true): Delete.
2027 (Wstring-literal-comparison): Delete.
2028 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
2029 consistently instead of -Walways-true in example.
2030 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
2031 * c-typeck.c (parser_build_binary_op): Replace
2032 -Wstring-literal-comparison and -Walways-true with -Waddress.
2033 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
2036 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2038 * tree-cfg.c (dump_function_to_file): Be prepared for functions
2039 without DECL_STRUCT_FUNCTION initialized.
2041 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2043 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
2044 due to calls to functions taking pointers as parameters.
2046 2007-02-19 Richard Henderson <rth@redhat.com>
2049 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
2052 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
2054 * config/s390/s390.c (s390_call_saved_register_used,
2055 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
2056 accessed to the new scheme.
2058 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2060 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
2061 (cris_print_index, cris_print_operand, cris_print_operand_address)
2062 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
2063 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
2064 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
2066 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
2067 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
2068 GO_IF_LEGITIMATE_ADDRESS): Ditto.
2069 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
2070 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
2071 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
2072 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
2073 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
2074 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
2075 (uminsi3, call, call_value): Ditto.
2076 (define_split: indir_to_reg_split, unnamed): Ditto.
2078 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
2080 PR tree-optimization/30975
2081 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
2084 2007-02-18 Eric Christopher <echristo@gmail.com>
2086 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
2087 Remove use of arglist.
2088 (mips_expand_builtin): Remove use of arglist, pass in expr.
2089 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
2090 (mips_expand_builtin_movtf): Ditto.
2091 (mips_expand_builtin_compare): Ditto.
2093 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2095 * tree-sra.c (sra_build_assignment): Replace assertion
2096 checking with a comment explaining why it can't be done.
2098 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2101 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
2102 during CALL_EXPR representation conversion.
2103 * tree-ssa-propagate.c (set_rhs): Likewise.
2105 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2107 * tree-sra.c (sra_build_assignment): Disable assertion checking
2110 2007-02-18 Roger Sayle <roger@eyesopen.com>
2112 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
2113 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2114 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
2116 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
2117 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
2118 gimplify_init_ctor_eval_range, gimple_push_cleanup,
2119 gimplify_omp_for, gimplify_omp_atomic_pipeline,
2120 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
2121 force_gimple_operand): Likewise.
2122 * ipa-cp.c (constant_val_insert): Likewise.
2123 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
2124 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
2125 perfect_nestify): Likewise.
2126 * langhooks.c (lhd_omp_assignment): Likewise.
2127 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
2128 lower_copyprivate_clauses, lower_send_clauses,
2129 lower_send_shared_vars, expand_parallel_call,
2130 expand_omp_for_generic, expand_omp_for_static_nochunk,
2131 expand_omp_for_static_chunk, expand_omp_sections,
2132 lower_omp_single_copy, lower_omp_for_lastprivate,
2133 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
2134 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
2135 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
2138 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2140 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
2141 config/sh/sh.md: Follow spelling conventions.
2143 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
2144 config/frv/predicates.md: Follow spelling conventions.
2146 * config/m68k/linux-unwind.h: Fix a comment typo.
2147 * target.h: Follow spelling conventions.
2149 2007-02-18 Roger Sayle <roger@eyesopen.com>
2151 PR rtl-optimization/28173
2152 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
2153 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
2154 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
2155 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
2156 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
2158 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2160 * builtins.c (fold_builtin_load_exponent): New.
2161 (fold_builtin_2): Use it.
2163 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
2165 PR rtl-optimization/30773
2166 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
2167 if we fail to attach a REG_EQUIV note.
2169 2007-02-18 David Edelsohn <edelsohn@gnu.org>
2170 Roger Sayle <roger@eyesopen.com>
2172 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
2174 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2176 * calls.c (initialize_argument_information): Pass original EXP
2177 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
2178 code to split complex arguments here, as part of initializing the
2180 (expand_call): Remove code that builds a list of arguments and
2181 inserts implicit arguments into it. Instead, just count how many
2182 implicit arguments there will be so we can determine the size of
2183 the ARGS array, and let initialize_argument_information do the work.
2184 (split_complex_values): Delete unused function.
2186 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2188 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
2190 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2192 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
2193 for arg pointer based indexed addressing.
2195 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2197 * config/ia64/ia64.h, config/ia64/ia64.md,
2198 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
2199 spelling conventions.
2201 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2203 * config/m68k/m68k.c (split_di): New.
2204 * config/m68k/m68k-protos.h: Declare split_di.
2205 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
2206 Improve predicate handling and split constant shifts.
2208 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2210 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
2211 parameter for register bitfield operations, general predicates
2214 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2216 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
2217 * config/m68k/linux-unwind.h: New file.
2219 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2221 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
2222 config/i386/athlon.md, config/ia64/ia64.md,
2223 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
2224 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
2225 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
2226 tree-ssa-loop-niter.c, tree-vect-analyze.c,
2227 tree-vect-transform.c: Fix comment typos.
2229 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
2231 * sched-deps.c (find_insn_list): Remove.
2232 * sched-int.h: Remove the prototype for find_insn_list.
2234 2007-02-16 Geoffrey Keating <geoffk@apple.com>
2236 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
2238 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
2239 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
2240 darwin_rs6000_override_options.
2241 (C_COMMON_OVERRIDE_OPTIONS): Expect
2242 darwin_macosx_version_min to be non-NULL always.
2243 (TARGET_C99_FUNCTIONS): Likewise.
2244 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
2245 (DARWIN_MINVERSION_SPEC): New.
2246 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
2247 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
2249 (DARWIN_MINVERSION_SPEC): New.
2250 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
2252 * config/darwin-c.c (darwin_cpp_builtins): Expect
2253 darwin_macosx_version_min to be non-NULL always.
2255 * config/rs6000/rs6000.c: Clean up trailing whitespace.
2257 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
2259 * config/i386/i386.h (x86_use_xchgb): New.
2260 (TARGET_USE_XCHGB): New macro.
2261 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
2262 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
2263 Split after reload into bswaphi for shifts of 8.
2264 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
2265 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
2266 or when optimizing for size.
2268 2007-02-16 Richard Guenther <rguenther@suse.de>
2269 Christian Bruel <christian.bruel@st.com>
2271 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
2272 DECLs but prefer SSA_NAMEs over DECLs.
2274 2007-02-16 Richard Guenther <rguenther@suse.de>
2276 * tree-flow-inline.h (single_imm_use_p): Remove.
2277 (zero_imm_uses_p): Likewise.
2278 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
2279 instead of single_imm_use_p.
2280 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
2283 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2286 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
2287 nested double- and backquotes.
2289 2007-02-15 Roger Sayle <roger@eyesopen.com>
2292 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
2293 should be unreachable.
2294 (build2_stat): Allow construction of MODIFY_EXPR at any time.
2295 For the time being redirect GIMPLE_MODIFY_STMT to the new
2296 (renamed) build_gimple_modify_stmt_stat.
2297 (build2_gimple_stat): Rename to...
2298 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
2299 Always build a GIMPLE_MODIFY_STMT node.
2300 * tree.h (build2_gimple, build2_gimple_stat): Delete.
2301 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
2304 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
2305 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
2306 * tree-complex.c (set_component_ssa_name, expand_complex_move,
2307 expand_complex_div_wide): Likewise.
2308 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
2309 * tree-ssa-loop-im.c (schedule_sm): Likewise.
2310 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
2311 * tree-ssa-loop-manip.c (create_iv): Likewise.
2312 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
2313 abs_replacement): Likewise.
2314 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
2315 realify_fake_stores): Likewise.
2317 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
2318 node rather than a GIMPLE_MODIFY_STMT node.
2319 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
2320 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
2322 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
2323 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
2326 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2329 * fold-const.c (fold_comparison): Add back the
2330 folding of constant complex comparisions.
2332 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2335 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
2336 effects unknown to this function, return early.
2338 2007-02-15 Ian Lance Taylor <iant@google.com>
2340 * lower-subreg.c (move_eh_region_note): New static function.
2341 (resolve_simple_move): Call it.
2342 (decompose_multiword_subregs): Track blocks for which we resolve a
2343 simple move which is also a control flow insn. Pass them to
2344 find_many_sub_basic_blocks.
2345 (pass_lower_subreg): Add TODO_verify_flow.
2346 (pass_lower_subreg2): Likewise.
2348 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2349 Brooks Moses <brooks.moses@codesourcery.com>
2350 Lee Millward <lee.millward@codesourcery.com>
2352 * tree.h (enum tree_code_class): Add tcc_vl_exp.
2353 (VL_EXP_CLASS_P): New.
2354 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
2356 (TREE_OPERAND_CHECK_CODE): Likewise.
2357 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
2358 (TREE_RTL_OPERAND_CHECK): Likewise.
2359 (tree_operand_check_failed): Make second parameter the whole tree
2360 instead of its code. Fixed callers.
2361 (VL_EXP_CHECK): New.
2362 (TREE_OPERAND_LENGTH): New.
2363 (VL_EXP_OPERAND_LENGTH): New.
2364 (CALL_EXPR_FN): New.
2365 (CALL_EXPR_STATIC_CHAIN): New.
2366 (CALL_EXPR_ARGS): New.
2367 (CALL_EXPR_ARG): New.
2368 (call_expr_nargs): New.
2369 (CALL_EXPR_ARGP): New.
2370 (build_nt_call_list): Declare.
2371 (build_vl_exp_stat): Declare.
2372 (build_vl_exp): New.
2373 (build_call_list): Declare.
2374 (build_call_nary): Declare.
2375 (build_call_valist): Declare.
2376 (build_call_array): Declare.
2377 (call_expr_arg): Declare.
2378 (call_expr_argp): Declare.
2379 (call_expr_arglist): Declare.
2380 (fold_build_call_list): Declare.
2381 (fold_build_call_list_initializer): Declare.
2382 (fold_call_expr): Declare to replace fold_builtin.
2383 (fold_builtin_fputs): Update to agree with modified definition.
2384 (fold_builtin_strcpy): Likewise.
2385 (fold_builtin_strncpy): Likewise.
2386 (fold_builtin_memory_chk): Likewise.
2387 (fold_builtin_stxcpy_chk): Likewise.
2388 (fold_builtin_strncpy_chk): Likewise.
2389 (fold_builtin_next_arg): Likewise.
2390 (fold_build_call_expr): Declare.
2391 (fold_builtin_call_list): Declare.
2392 (fold_builtin_call_valist): Declare.
2393 (build_call_expr): Declare.
2394 (validate_arglist): Update to agree with modified definition.
2395 (tree_operand_length): New.
2396 (call_expr_arg_iterator): New.
2397 (init_call_expr_arg_iterator): New.
2398 (next_call_expr_arg): New.
2399 (first_call_expr_arg): New.
2400 (more_call_expr_args_p): New.
2401 (FOR_EACH_CALL_EXPR_ARG): New.
2403 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
2404 and tcc_gimple_stmt.
2405 (tree_code_size): Update documentation. Use sizeof (tree) rather
2406 than sizeof (char *).
2407 (tree_size): Likewise. Add case for tcc_vl_exp.
2408 (tree_node_structure): Add case for tcc_vl_exp.
2409 (contains_placeholder_p): Likewise.
2410 (substitute_in_expr): Likewise.
2411 (substitute_placeholder_in_expr): Likewise.
2412 (stabilize_reference_1): Likewise.
2413 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
2414 to diagnose breakage of this interface for constructing CALL_EXPRs.
2415 (build_nt): Add similar assertion here.
2416 (build_nt_call_list): New.
2417 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
2418 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
2420 (get_callee_fndecl): Use new CALL_EXPR accessors.
2421 (tree_operand_check_failed): Change parameters to pass entire node
2422 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
2423 (process_call_operands): New.
2424 (build_vl_exp_stat): New.
2425 (build_call_list): New.
2426 (build_call_nary): New.
2427 (build_call_valist): New.
2428 (build_call_array): New.
2429 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2430 (call_expr_arglist): New.
2432 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
2433 tcc_vl_exp instead of a fixed-size tcc_expression.
2435 * doc/c-tree.texi (CALL_EXPR): Document new representation and
2436 accessors for CALL_EXPRs.
2437 (AGGR_INIT_EXPR): Likewise.
2439 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2440 Brooks Moses <brooks.moses@codesourcery.com>
2441 Lee Millward <lee.millward@codesourcery.com>
2443 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
2444 (expand_builtin_nonlocal_goto): Change parameter to be entire
2445 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
2446 (expand_builtin_prefetch): Likewise.
2447 (expand_builtin_classify_type): Likewise.
2448 (mathfn_built_in): Return NULL_TREE instead of 0.
2449 (expand_errno_check): Use new CALL_EXPR accessors.
2450 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
2451 Return NULL_RTX instead of 0.
2452 (expand_builtin_mathfn_2): Likewise.
2453 (expand_builtin_mathfn_3): Likewise.
2454 (expand_builtin_interclass_mathfn): Likewise.
2455 (expand_builtin_sincos): Likewise.
2456 (expand_builtin_cexpi): Likewise.
2457 (expand_builtin_int_roundingfn): Likewise.
2458 (expand_builtin_int_roundingfn_2): Likewise.
2459 (expand_builtin_pow): Likewise.
2460 (expand_builtin_powi): Likewise.
2461 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
2462 of arglist, fixing callers appropriately. Use new CALL_EXPR
2463 accessors and constructors. Return NULL_RTX instead of 0.
2464 (expand_builtin_strstr): Likewise.
2465 (expand_builtin_strchr): Likewise.
2466 (expand_builtin_strrchr): Likewise.
2467 (expand_builtin_strpbrk): Likewise.
2468 (expand_builtin_memcpy): Likewise.
2469 (expand_builtin_mempcpy): Likewise.
2470 (expand_builtin_mempcpy_args): New.
2471 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
2472 (expand_builtin_memmove_args): New.
2473 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
2474 (expand_movstr): Likewise.
2475 (expand_builtin_strcpy): Likewise.
2476 (expand_builtin_strcpy_args): New.
2477 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
2478 (expand_builtin_strncpy): Likewise.
2479 (expand_builtin_memset): Likewise.
2480 (expand_builtin_memset_args): New.
2481 (expand_builtin_bzero): Similarly to expand_builtin_memset.
2482 (expand_builtin_memcmp): Likewise.
2483 (expand_builtin_strcmp): Likewise.
2484 (expand_builtin_strncmp): Likewise.
2485 (expand_builtin_strcat): Likewise.
2486 (expand_builtin_strncat): Likewise.
2487 (expand_builtin_strspn): Likewise.
2488 (expand_builtin_strcspn): Likewise.
2489 (expand_builtin_args_info): Likewise.
2490 (expand_builtin_va_start): Likewise.
2491 (gimplify_va_arg_expr): Likewise.
2492 (expand_builtin_va_end): Likewise.
2493 (expand_builtin_va_copy): Likewise.
2494 (expand_builtin_frame_address): Likewise.
2495 (expand_builtin_alloca): Likewise.
2496 (expand_builtin_bswap): Likewise.
2497 (expand_builtin_unop): Likewise.
2498 (expand_builtin_fputs): Likewise.
2499 (expand_builtin_expect): Likewise.
2500 (expand_builtin_fabs): Likewise.
2501 (expand_builtin_copysign): Likewise.
2502 (expand_builtin_printf): Likewise.
2503 (expand_builtin_fprintf): Likewise.
2504 (expand_builtin_sprintf): Likewise.
2505 (expand_builtin_init_trampoline): Likewise.
2506 (expand_builtin_signbit): Likewise.
2507 (expand_builtin_fork_or_exec): Likewise.
2508 (expand_builtin_sync_operation): Likewise.
2509 (expand_builtin_compare_and_swap): Likewise.
2510 (expand_builtin_lock_test_and_set): Likewise.
2511 (expand_builtin_lock_release): Likewise.
2512 (expand_builtin): Likewise.
2513 (builtin_mathfn_code): Likewise.
2515 (fold_builtin_constant_p): Pass call arguments individually instead
2516 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2517 accessors and constructors. Return NULL_TREE instead of 0.
2518 (fold_builtin_expect): Likewise.
2519 (fold_builtin_classify_type): Likewise.
2520 (fold_builtin_strlen): Likewise.
2521 (fold_builtin_nan): Likewise.
2522 (integer_valued_real_p): Likewise.
2523 (fold_trunc_transparent_mathfn): Likewise.
2524 (fold_fixed_mathfn): Likewise.
2525 (fold_builtin_cabs): Likewise.
2526 (fold_builtin_sqrt): Likewise.
2527 (fold_builtin_cbrt): Likewise.
2528 (fold_builtin_cos): Likewise.
2529 (fold_builtin_cosh): Likewise.
2530 (fold_builtin_tan): Likewise.
2531 (fold_builtin_sincos): Likewise.
2532 (fold_builtin_cexp): Likewise.
2533 (fold_builtin_trunc): Likewise.
2534 (fold_builtin_floor): Likewise.
2535 (fold_builtin_ceil): Likewise.
2536 (fold_builtin_round): Likewise.
2537 (fold_builtin_int_roundingfn): Likewise.
2538 (fold_builtin_bitop): Likewise.
2539 (fold_builtin_bswap): Likewise.
2540 (fold_builtin_logarithm): Likewise.
2541 (fold_builtin_hypot): Likewise.
2542 (fold_builtin_pow): Likewise.
2543 (fold_builtin_powi): Likewise.
2544 (fold_builtin_exponent): Likewise.
2545 (fold_builtin_memset): Likewise.
2546 (fold_builtin_bzero): Likewise.
2547 (fold_builtin_memory_op): Likewise.
2548 (fold_builtin_bcopy): Deleted; call site changed to invoke
2549 fold_builtin_memory_op directly.
2550 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
2551 (fold_builtin_strncpy): Likewise.
2552 (fold_builtin_memcmp): Likewise.
2553 (fold_builtin_strcmp): Likewise.
2554 (fold_builtin_strncmp): Likewise.
2555 (fold_builtin_signbit): Likewise.
2556 (fold_builtin_copysign): Likewise.
2557 (fold_builtin_isascii): Likewise.
2558 (fold_builtin_toascii): Likewise.
2559 (fold_builtin_isdigit): Likewise.
2560 (fold_builtin_fabs): Likewise.
2561 (fold_builtin_abs): Likewise.
2562 (fold_builtin_fmin_fmax): Likewise.
2563 (fold_builtin_carg): Likewise.
2564 (fold_builtin_classify): Likewise.
2565 (fold_builtin_unordered_cmp): Likewise.
2567 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
2568 New functions split out from fold_builtin_1.
2569 (fold_builtin_n): New.
2570 (fold_builtin_varargs): New.
2571 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
2573 (fold_call_expr): New.
2574 (build_function_call_expr): Rewrite to use new helper function.
2575 (fold_builtin_call_list): New.
2576 (build_call_expr): New.
2577 (fold_builtin_call_valist): New.
2578 (rewrite_call_expr): New.
2579 (validate_arg): New.
2580 (validate_arglist): Change parameter to be entire CALL_EXPR instead
2581 of an arglist. Change return type to bool. Use new CALL_EXPR
2584 (fold_builtin_strstr): Pass call arguments individually instead
2585 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2586 accessors and constructors. Return NULL_TREE instead of 0.
2587 (fold_builtin_strchr): Likewise.
2588 (fold_builtin_strrchr): Likewise.
2589 (fold_builtin_strpbrk): Likewise.
2590 (fold_builtin_strcat): Likewise.
2591 (fold_builtin_strncat): Likewise.
2592 (fold_builtin_strspn): Likewise.
2593 (fold_builtin_strcspn): Likewise.
2594 (fold_builtin_fputs): Likewise.
2595 (fold_builtin_next_arg): Likewise.
2596 (fold_builtin_sprintf): Likewise.
2598 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
2599 NULL_RTX instead of 0.
2600 (expand_builtin_memory_chk): Likewise.
2601 (maybe_emit_chk_warning): Likewise.
2602 (maybe_emit_sprintf_chk_warning): Likewise.
2604 (fold_builtin_object_size): Pass call arguments individually instead
2605 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2606 accessors and constructors. Return NULL_TREE instead of 0.
2607 (fold_builtin_memory_chk): Likewise.
2608 (fold_builtin_stxcpy_chk): Likewise.
2609 (fold_builtin_strncpy_chk): Likewise.
2610 (fold_builtin_strcat_chk): Likewise.
2611 (fold_builtin_strcat_chk): Likewise.
2612 (fold_builtin_strncat_chk): Likewise.
2613 (fold_builtin_sprintf_chk): Likewise.
2614 (fold_builtin_snprintf_chk): Likewise.
2615 (fold_builtin_printf): Likewise.
2616 (fold_builtin_vprintf): Likewise.
2618 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
2620 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
2621 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2622 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
2623 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
2624 (fold_unary): Likewise.
2625 (fold_binary): Likewise.
2626 (fold_ternary): Remove CALL_EXPR case, since they are no longer
2627 ternary expressions.
2628 (fold): Add logic for tcc_vl_exp.
2629 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
2630 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2631 (fold_build3_stat): Add assertion to flag broken interface for
2632 constructing CALL_EXPRs.
2633 (fold_build_call_list): New.
2634 (fold_build_call_list_initializer): New.
2635 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
2637 (fold_strip_sign_ops): Likewise.
2639 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2640 Brooks Moses <brooks.moses@codesourcery.com>
2641 Lee Millward <lee.millward@codesourcery.com>
2643 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
2644 accessors and dump arguments explicitly.
2646 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
2648 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
2650 (print_call_name): Use new CALL_EXPR accessors.
2652 * print-tree.c (print_node): Add case tcc_vl_exp. Print
2653 CALL_EXPR arguments explicitly instead of as a list. Use
2654 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2656 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
2657 (vrp_visit_stmt): Likewise.
2659 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
2660 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
2662 (force_move_till_expr): Likewise.
2664 * targhooks.c (default_external_stack_protect_fail): Use
2665 build_call_expr instead of build_function_call_expr.
2666 (default_hidden_stack_protect_fail): Likewise.
2668 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
2671 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
2672 and walk arguments explicitly.
2674 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
2675 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2676 (expand_simple_operations): Likewise.
2677 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
2679 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
2680 of TREE_CODE_LENGTH.
2681 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
2683 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
2684 instead of TREE_CODE_LENGTH.
2686 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
2687 (tree_ic_transform): Likewise.
2688 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
2689 parameter instead of arglist. Fix callers.
2690 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
2691 (tree_stringops_transform): Likewise.
2692 (tree_indirect_call_to_profile): Likewise.
2693 (tree_stringops_values_to_profile): Likewise.
2695 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
2696 (eliminate_tail_call): Likewise.
2698 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
2700 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
2701 Use TREE_OPERAND_LENGTH and generalize to handle any number of
2703 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
2705 * omp-low.c (build_omp_barrier): Use build_call_expr.
2706 (lower_rec_input_clauses): Likewise.
2707 (lower_reduction_clauses): Likewise.
2708 (expand_parallel_call): Likewise.
2709 (maybe_catch_exception): Likewise.
2710 (expand_omp_for_generic): Likewise.
2711 (expand_omp_for_static_nochunk): Likewise.
2712 (expand_omp_sections): Likewise.
2713 (lower_omp_single_simple): Likewise.
2714 (lower_omp_single_copy): Likewise.
2715 (lower_omp_master): Likewise.
2716 (lower_omp_ordered): Likewise.
2717 (lower_omp_critical): Likewise.
2719 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
2720 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
2722 * tree-gimple.c (is_gimple_call_addr): Fix doc.
2723 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
2724 TREE_CODE_LENGTH. Add tcc_vl_exp case.
2726 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
2727 and generalize to handle any number of operands.
2728 (chrec_contains_undetermined): Likewise.
2729 (tree_contains_chrecs): Likewise.
2730 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
2732 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
2734 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
2735 fold_call_expr instead of fold_builtin.
2736 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
2737 match declarations there.
2738 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
2741 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
2742 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2744 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
2745 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
2747 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
2750 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
2751 (execute_cse_sincos): Use new CALL_EXPR accessors.
2753 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
2755 * gimple-low.c (lower_function_body): Use build_call_expr.
2756 (lower_builtin_setjmp): Likewise.
2758 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
2759 (set_storage_via_libcall): Likewise.
2760 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
2761 instead of TREE_CODE_LENGTH.
2762 (expand_expr_real_1): Use new CALL_EXPR accessors.
2764 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
2765 generalize to handle any number of operands.
2766 (TB_parent_eq): Likewise.
2768 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
2769 (strip_builtin_expect): Likewise.
2771 * function.c (gimplify_parameters): Use build_call_expr.
2773 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
2774 instead of TREE_CODE_LENGTH.
2776 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
2777 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
2779 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
2782 * gimplify.c (build_stack_save_restore): Use build_call_expr.
2783 (gimplify_decl_expr): Likewise.
2784 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
2785 Use new CALL_EXPR iterators.
2786 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
2787 (gimplify_modify_expr_to_memset): Likewise.
2788 (gimplify_variable_sized_compare): Likewise.
2789 (gimplify_omp_atomic_fetch_op): Likewise.
2790 (gimplify_omp_atomic_pipeline): Likewise.
2791 (gimplify_omp_atomic_mutex): Likewise.
2792 (gimplify_function_tree): Likewise.
2794 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
2795 (call_expr_flags): Likewise.
2796 (expand_call): Likewise.
2798 * except.c (expand_builtin_eh_return_data_regno): Pass entire
2799 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
2802 * coverage.c (create_coverage): Use build_call_expr.
2804 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
2805 (temp_call_expr_obstack): New.
2806 (pool_copy_list): Delete.
2807 (temp_copy_call_expr): New.
2808 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
2809 CALL_EXPR accessors. Get rid of special goo for copying argument
2810 lists and use temp_copy_call_expr instead.
2811 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
2812 CALL_EXPR accessors.
2813 (create_expression_by_pieces): Likewise. Use build_call_array
2814 to construct the result instead of fold_build3.
2815 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
2816 dealing with argument lists.
2817 (init_pre): Remove references to expression_node_pool and
2818 list_node_pool. Init temp_call_expr_obstack instead.
2819 (fini_pre): Remove references to expression_node_pool and
2822 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
2823 and walk arguments explicitly instead of as a list.
2825 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
2826 (mx_register_decls): Likewise.
2827 (mudflap_register_call): Likewise.
2828 (mudflap_finish_file): Likewise.
2830 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
2831 (ipa_callsite_compute_param): Likewise.
2833 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
2834 accessors and constructor.
2836 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
2837 accessors and constructor.
2838 (convert_tramp_reference): Likewise.
2839 (convert_call_expr): Likewise.
2840 (finalize_nesting_tree_1): Likewise.
2842 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
2845 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
2847 * tree-inline.c (initialize_inlined_parameters): Pass entire
2848 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
2850 (estimate_num_insns_1): Use new CALL_EXPR accessors.
2851 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
2853 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
2854 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2855 (vectorizable_reduction): Likewise.
2856 (vectorizable_call): Use new CALL_EXPR iterators.
2857 (vectorizable_conversion): Use build_call_expr.
2858 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
2859 (vect_gen_widened_results_half): Use build_call_expr.
2860 (vect_setup_realignment): Likewise.
2861 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
2863 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
2864 (pass_through_call): Likewise.
2865 (compute_object_sizes): Likewise. Use fold_call_expr instead of
2868 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
2869 (tree_gen_pow2_profiler): Likewise.
2870 (tree_gen_one_value_profiler): Likewise.
2871 (tree_gen_ic_func_profiler): Likewise.
2872 (tree_gen_average_profiler): Likewise.
2873 (tree_gen_ior_profiler): Likewise.
2875 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
2876 (find_func_aliases): Use new CALL_EXPR accessors. Add case
2877 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2879 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
2880 of TREE_CODE_LENGTH.
2882 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
2883 of TREE_CODE_LENGTH.
2885 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
2887 (convert_to_integer): Likewise.
2889 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
2892 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2893 Brooks Moses <brooks.moses@codesourcery.com>
2894 Lee Millward <lee.millward@codesourcery.com>
2896 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
2898 * config/frv/frv.c (frv_expand_builtin): Likewise.
2899 * config/s390/s390.c (s390_expand_builtin): Likewise.
2901 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
2902 (sparc_expand_builtin): Use new CALL_EXPR accessors.
2904 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
2905 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
2906 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
2907 (ix86_expand_store_builtin): Likewise.
2908 (ix86_expand_unop_builtin): Likewise.
2909 (ix86_expand_unop1_builtin): Likewise.
2910 (ix86_expand_sse_compare): Likewise.
2911 (ix86_expand_sse_comi): Likewise.
2912 (ix86_expand_vec_init_builtin): Likewise.
2913 (ix86_expand_vec_ext_builtin): Likewise.
2914 (ix86_expand_vec_set_builtin): Likewise.
2915 (ix86_expand_builtin): Use new CALL_EXPR accessors.
2917 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
2918 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2920 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
2921 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
2922 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
2924 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
2926 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2927 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
2928 arglist. Use new CALL_EXPR accessors. Fix callers.
2929 (altivec_expand_abs_builtin): Likewise.
2930 (rs6000_expand_binop_builtin): Likewise.
2931 (altivec_expand_predicate_builtin): Likewise.
2932 (altivec_expand_lv_builtin): Likewise.
2933 (spe_expand_stv_builtin): Likewise.
2934 (altivec_expand_stv_builtin): Likewise.
2935 (rs6000_expand_ternop_builtin): Likewise.
2936 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
2937 (altivec_expand_st_builtin): Likewise.
2938 (altivec_expand_dst_builtin): Likewise.
2939 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
2940 arglist. Use new CALL_EXPR accessors. Fix callers.
2941 (altivec_expand_vec_set_builtin): Likewise.
2942 (altivec_expand_vec_ext_builtin): Likewise.
2943 (altivec_expand_builtin): Use new CALL_EXPR accessors.
2944 (spe_expand_builtin): Likewise.
2945 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
2946 arglist. Use new CALL_EXPR accessors. Fix callers.
2947 (spe_expand_evsel_builtin): Likewise.
2948 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
2949 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
2951 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
2952 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
2953 (arm_expand_unop_builtin): Likewise.
2954 (arm_expand_builtin): Use new CALL_EXPR accessors.
2956 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
2959 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
2960 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
2961 (bfin_expand_unop_builtin): Likewise.
2962 (bfin_expand_builtin): Use new CALL_EXPR accessors.
2964 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2965 Brooks Moses <brooks.moses@codesourcery.com>
2966 Lee Millward <lee.millward@codesourcery.com>
2968 * c-semantics.c (build_stmt): Add internal diagnostic check.
2970 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
2971 accessors. Print arguments explicitly instead of as a list.
2973 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
2975 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
2976 (c_finish_omp_flish): Likewise.
2978 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
2979 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
2980 instead of TREE_CODE_LENGTH.
2981 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
2982 (c_warn_unused_result): Likewise.
2984 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2987 * doc/invoke.texi (Warning Options): Remove
2988 -Werror-implicit-function-declaration.
2989 (Wimplicit-function-declaration): Update description.
2990 * opts.c (common_handle_option): Move handling of -Werror=* to...
2991 (enable_warning_as_error): ...here.
2992 * opts.h (enable_warning_as_error): Declare.
2993 * c-decl.c (implicit_decl_warning): Unless
2994 -Wno-implicit-function-declaration is given, emit a pedwarn if
2995 -std=c99 or emit a warning if -Wimplicit-function-declaration.
2996 * c.opt (Wimplicit-function-declaration): Replace
2997 mesg_implicit_function_declaration with
2998 warn_implicit_function_declaration.
2999 * c-opts.c (c_common_handle_option):
3000 -Werror-implicit-function-declaration is exactly equal as
3001 -Werror=implicit-function-declaration.
3002 (set_Wimplicit): Replace mesg_implicit_function_declaration with
3003 warn_implicit_function_declaration.
3004 (c_common_post_options): -Wimplict-function-declaration is enabled
3005 by default by -std=c99, otherwise is disabled by default.
3006 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
3008 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3010 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
3011 DECL on the rhs to a DECL on the lhs for debug info purposes if the
3012 former is ignored but not the latter.
3014 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3016 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
3017 is made and the reference doesn't use the alias set of its type,
3018 do not create the temporary using that type.
3020 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
3022 * jump.c: Remove prototypes for delete_computation and
3023 delete_prior_computation.
3025 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3027 * jump.c (get_label_after): Delete.
3028 (get_label_before, delete_computation, delete_jump,
3029 delete_prior_computation, follow_jumps): Move...
3030 * reorg.c (delete_computation, delete_prior_computation): ... here...
3031 (get_label_before, delete_jump): ... making these static ...
3032 (follow_jumps): ... and simplifying this since it only runs after
3034 * rtl.h (get_label_after, get_label_before, delete_jump,
3035 follow_jumps): Delete prototypes.
3037 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3039 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
3041 2007-02-15 Nick Clifton <nickc@redhat.com>
3043 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
3044 order to prevent it from being munged by the target.
3046 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
3048 * config/i386/i386.md: Remove misleading comment.
3050 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3052 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
3053 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
3056 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3058 * tree-sra.c (instantiate_missing_elements): Canonicalize
3060 (sra_build_assignment): New.
3061 (generate_copy_inout, generate_element_copy,
3062 generate_element_zero, generate_one_element_init): Use it.
3064 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3066 * tree-sra.c (instantiate_missing_elements): Canonicalize
3068 (sra_build_assignment): New.
3069 (generate_copy_inout, generate_element_copy,
3070 generate_element_zero, generate_one_element_init): Use it.
3072 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3074 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
3077 2007-02-14 Joseph Myers <joseph@codesourcery.com>
3079 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
3080 types as aggregates not scalars.
3081 * function.c (assign_stack_temp_for_type): Likewise.
3083 2007-02-14 Roger Sayle <roger@eyesopen.com>
3084 Zdenek Dvorak <dvorakz@suse.cz>
3086 * tree-dump.c (dump_switch_p_1): Require exact match of the option
3089 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
3091 * passes.c (next_pass_1): Clear the next field of the copied
3094 2007-02-14 Richard Henderson <rth@redhat.com>
3096 * tree-sra.c (early_sra): New.
3097 (decl_can_be_decomposed_p): Deny va_list if early_sra.
3098 (tree_sra_early, pass_sra_early): New.
3099 * tree-pass.h (pass_sra_early): Declare.
3100 * passes.c (init_optimization_passes): Use it.
3102 2007-02-14 Richard Guenther <rguenther@suse.de>
3104 * flags.h (issue_strict_overflow_warning): Convert to a macro.
3106 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
3108 PR tree-optimization/30771
3109 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
3111 (vect_analyze_operations): Induction phis can now be marked as
3113 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
3114 Update documentation accordingly.
3116 2007-02-14 Nick Clifton <nickc@redhat.com>
3118 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
3119 most 3 arguments are supported.
3120 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
3122 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
3124 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
3125 Ensure dst->current is valid.
3127 2007-02-13 Paul Brook <paul@codesourcery.com>
3129 * config.gcc: Add arm*-*-uclinux-*eabi.
3130 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
3131 (SUBTARGET_EXTRA_LINK_SPEC): Define.
3132 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
3133 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
3134 (LINK_SPEC): Define.
3136 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
3138 * config/arm/uclinux-eabi.h: New file.
3139 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
3140 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
3143 2007-02-13 Ian Lance Taylor <iant@google.com>
3145 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
3146 * flags.h (warn_strict_overflow): Declare.
3147 (enum warn_strict_overflow_code): Define.
3148 (issue_strict_overflow_warning): New static inline function.
3149 * opts.c (warn_strict_overflow): New variable.
3150 (common_handle_option): Handle OPT_Wstrict_overflow and
3151 OPT_Wstrict_overflow_.
3152 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
3154 * fold-const.c: Include intl.h.
3155 (fold_deferring_overflow_warnings): New static variable.
3156 (fold_deferred_overflow_warning): New static variable.
3157 (fold_deferred_overflow_code): New static variable.
3158 (fold_defer_overflow_warnings): New function.
3159 (fold_undefer_overflow_warnings): New function.
3160 (fold_undefer_and_ignore_overflow_warnings): New function.
3161 (fold_deferring_overflow_warnings_p): New function.
3162 (fold_overflow_warning): New static function.
3163 (make_range): Add strict_overflow_p parameter. Change all
3165 (extract_muldiv, extract_muldiv_1): Likewise.
3166 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
3167 tree_expr_nonnegative_p.
3168 (fold_negate_expr): Call fold_overflow_warning.
3169 (fold_range_test): Likewise.
3170 (fold_comparison): Likewise.
3171 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
3172 instead of tree_expr_nonnegative_p.
3173 (tree_expr_nonnegative_warnv_p): Rename from
3174 tree_expr_nonnegative_p, add strict_overflow_p parameter.
3175 (tree_expr_nonnegative_p): New function.
3176 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
3177 strict_overflow_p parameter.
3178 (tree_expr_nonzero_p): New function.
3179 * passes.c (verify_interpass_invariants): New static function.
3180 (execute_one_pass): Call it.
3181 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
3183 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
3184 (estimate_numbers_of_iterations): Likewise.
3185 (scev_probably_wraps_p): Likewise.
3186 * tree-ssa-ccp.c: Include "toplev.h".
3187 (evaluate_stmt): Defer fold overflow warnings until we know we are
3189 (struct fold_stmt_r_data): Add stmt field.
3190 (fold_stmt_r): Defer fold overflow warnings until we know we
3192 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
3193 (fold_stmt_inplace): Likewise.
3194 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
3195 (cleanup_control_expr_graph): Defer fold overflow warnings until
3196 we know we are going to optimize.
3197 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3198 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
3200 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3201 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
3202 * tree-ssa-loop-manip.c (create_iv): Likewise.
3203 * c-typeck.c (build_conditional_expr): Likewise.
3204 (build_binary_op): Likewise.
3205 * tree-vrp.c (vrp_expr_computes_nonzero): Call
3206 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
3207 (extract_range_from_unary_expr): Likewise.
3208 * simplify-rtx.c (simplify_const_relational_operation): Warn when
3209 assuming that signed overflow does not occur.
3210 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
3211 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
3212 (fold_defer_overflow_warnings): Declare.
3213 (fold_undefer_overflow_warnings): Declare.
3214 (fold_undefer_and_ignore_overflow_warnings): Declare.
3215 (fold_deferring_overflow_warnings_p): Declare.
3216 (tree_expr_nonzero_warnv_p): Declare.
3217 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
3219 (Warning Options): Document -Wstrict-overflow.
3220 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
3221 (tree-ssa-ccp.o): Likewise.
3222 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
3223 (fold-const.o): Depend on intl.h.
3225 2007-02-13 Ian Lance Taylor <iant@google.com>
3228 * lower-subreg.c (resolve_simple_move): Decompose subregs in
3231 2007-02-13 Stuart Hastings <stuart@apple.com>
3233 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
3235 2007-02-13 Richard Henderson <rth@redhat.com>
3237 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
3238 handled_component_p before looking for the indirect_ref.
3240 2007-02-13 Richard Henderson <rth@redhat.com>
3242 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
3243 remove flags clobber.
3244 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
3245 (bswaphi_lowpart): New.
3246 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
3247 remove TARGET_BSWAP test. Delete expander of the same name.
3249 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
3250 (expand_unop): Use them.
3252 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
3254 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
3255 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
3256 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
3257 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
3258 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
3259 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
3260 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
3261 assembler dialect choice from asm templates.
3263 2007-02-12 Richard Henderson <rth@redhat.com>
3265 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
3266 (fixuns_trunc<SSEMODEF>si2): Use it.
3267 * config/i386/sse.md (vec_setv4sf_0): Export.
3268 * config/i386/i386.c (ix86_build_const_vector): Export.
3269 (ix86_split_convert_uns_si_sse): Rename from
3270 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
3271 * config/i386/i386-protos.h: Update.
3273 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3276 * c-typeck.c (c_finish_return): Improve warning message.
3278 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3280 * alias.c (find_symbolic_term): Delete unused function.
3282 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
3284 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
3285 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
3286 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
3288 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3290 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3291 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3292 the function, temporarily point the debug interface to the null one.
3294 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3296 * dwarf2out.c (round_up_to_align): New static function.
3297 (field_byte_offset): Use it to round the offset.
3299 2007-02-12 Richard Henderson <rth@redhat.com>
3301 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
3302 (inswl_const): Export.
3304 2007-02-12 Richard Henderson <rth@redhat.com>
3306 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
3307 result mode of the libcall, convert back to outmode.
3309 2007-02-12 Roger Sayle <roger@eyesopen.com>
3311 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
3312 (bswapdi2): New define_expand to implement 32-bit implementation.
3314 2007-02-12 Nick Clifton <nickc@redhat.com>
3316 * doc/invoke.texi (Overall Options): Document --help=.
3317 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
3318 (cc1_options): Pass --help= on to cc1.
3319 (display_help): Add description of --help=.
3320 (process_command): Add code to handle --help=. Allow translated
3321 --help and --target-help switches to be passed on to compiler
3323 (main): Remove unused if statement.
3324 * opts.c (columns): Remove.
3325 (LEFT_COLUMN): Define.
3326 (wrap_help): Add columns argument.
3327 (print_filtered_help): Change parameters to be an include bitmask,
3328 an exclude bitmask, an any bitmask and the column width. Move the
3329 code to display the params list here. Add code to display the
3330 status of options rather than their descriptions if the quiet flag
3332 (print_specific_help): Change parameters to be an include bitmask,
3333 an exclude bitmask and an any bitmask. Move code to look up the
3334 column width here. Decide upon the title for an options listing.
3335 (common_handle_options): Add code to handle --help=. Adapt code
3336 for --help and --target-help to use the revised form of the
3337 print_specific_help function.
3338 (print_help): Delete.
3339 (print_param_help): Delete.
3340 (print_switch): Delete.
3341 * opts.h (cl_lang_count): Add prototype.
3342 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
3343 CL_MAX_OPTION_CLASS): New defines.
3344 * optc-gen.awk: Add construction of cl_lang_count.
3345 * c.opt: Add Warning attribute to warning options and Optimization
3346 attribute to optimization options.
3347 * common.opt: Likewise.
3349 Add -fhelp and -ftarget-help as aliases for the transformed --help
3350 and --target-help options.
3351 * opt-functions.awk: Add code to handle Warning and Optimization
3354 2007-02-12 Richard Henderson <rth@redhat.com>
3356 * config/alpha/constraints.md: New file.
3357 * config/alpha/alpha.c: Include tm-constrs.h.
3358 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
3359 alpha_extra_constraint): Remove.
3360 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
3361 * config/alpha/alpha-protos.h: Update.
3362 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
3363 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
3364 (EXTRA_CONSTRAINT): Remove.
3365 * config/alpha/alpha.md: Include constraints.md.
3366 (adddi splitter): Use satisfies_constraint_*.
3367 * config/alpha/predicates.md (add_operand): Likewise.
3368 (sext_add_operand, addition_operation): Likewise.
3370 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
3372 PR tree-optimization/29145
3373 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
3374 in our handling of restrict qualified pointers.
3376 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3379 * doc/invoke.texi (Wunused-value): Update description.
3380 (Wextra): Delete item.
3381 * opts.c (set_Wextra): Don't use the value of Wextra to set the
3382 value of Wunused-value.
3383 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
3384 (c_finish_stmt_expr): Don't check extra_warnings.
3385 (emit_side_effect_warnings): The caller is responsible to check
3388 2007-02-11 Roger Sayle <roger@eyesopen.com>
3389 Matt Thomas <matt@3am-software.com>
3391 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
3393 2007-02-11 Roger Sayle <roger@eyesopen.com>
3395 * simplify-rtx.c (simplify_relational_operation_1): Optimize
3396 comparisons of POPCOUNT against zero.
3397 (simplify_const_relational_operation): Likewise.
3399 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3401 * doc/invoke.texi (Wextra): Delete outdated paragraph.
3403 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3405 * dwarf2out.c (root_type): Delete unused function.
3407 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3409 * genattrtab.c (contained_in_p): Delete unused function.
3410 (write_expr_attr_cache): Likewise.
3412 2007-02-11 Jan Hubicka <jh@suse.cz>
3414 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
3417 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
3419 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
3420 to add the REG_EQ* note.
3421 * see.c (see_merge_one_use_extension): Likewise.
3422 * local-alloc.c (update_equiv_regs): Likewise. Also don't
3423 turn REG_EQUAL notes into REG_EQUIV notes if the target
3424 register may have more than one set.
3425 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
3426 * gcse.c (try_replace_reg): Likewise.
3427 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
3428 * calls.c (fixup_tail_calls): Likewise. Abort if there is
3429 more than one REG_EQUIV note.
3430 * reload1.c (gen_reload): Use set_unique_reg_note.
3432 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
3434 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
3435 (ix86_builtin_conversion): New function.
3437 2007-02-06 Mark Mitchell <mark@codesourcery.com>
3440 * tree.h (DECL_REPLACEABLE_P): New macro.
3441 * except.c (set_nothrow_function_flags): Likewise.
3443 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
3444 Ira Rosen <irar@il.ibm.com>
3445 Dorit Nuzman <dorit@il.ibm.com>
3447 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
3448 * targhooks.c (default_builtin_vectorized_conversion): New.
3449 * targhooks.h (default_builtin_vectorized_function): New declaration.
3450 * target.h (struct vectorize): Add builtin_conversion field.
3451 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
3452 stmt_vec_info_type value.
3453 (vectorizable_conversion): New declaration.
3454 * tree-vect-analyze.c (vect_analyze_operations): Add
3455 vectorizable_conversion call.
3456 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
3457 * tree-vect-transform.c (vectorizable_conversion): New function.
3458 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
3459 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
3461 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
3462 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
3463 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
3464 or ALTIVEC_BUILTIN_VCFSX.
3466 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3469 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
3470 CONST_DOUBLE and operand 0 is a hard register.
3471 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
3472 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
3473 is a hard floating-point register.
3475 2007-02-10 Richard Henderson <rth@redhat.com>
3476 Jakub Jelinek <jakub@redhat.com>
3477 Alexandre Oliva <aoliva@redhat.com>
3479 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
3480 * builtin-types.def (BT_WORD): Make unsigned.
3481 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
3482 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
3483 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
3484 * c-decl.c (grokdeclarator): Don't error if !have_tls.
3485 * c-parser.c (c_parser_omp_threadprivate): Likewise.
3486 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
3488 * expr.c (emutls_var_address): New.
3489 (expand_expr_real_1): Expand emulated tls.
3490 (expand_expr_addr_expr_1): Likewise.
3491 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
3492 * output.h (emutls_finish): Declare.
3493 * toplev.c (compile_file): Call it.
3494 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
3495 address before wrapping in CONST.
3496 * varasm.c (emutls_htab, emutls_object_type): New.
3497 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
3498 (get_emutls_object_name, get_emutls_object_type): New.
3499 (get_emutls_init_templ_addr, emutls_decl): New.
3500 (emutls_common_1, emutls_finish): New.
3501 (assemble_variable): When emulating tls, swap decls; generate
3502 constructor for the emutls objects.
3503 (do_assemble_alias): When emulating tls, swap decl and target name.
3504 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
3506 * varpool.c (decide_is_variable_needed): Look at force_output.
3507 Recurse for emulated tls.
3508 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
3509 with decide_is_variable_needed.
3510 * emutls.c: New file.
3511 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
3512 tls_object for real tls.
3514 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3516 PR rtl-optimization/29599
3517 * reload1.c (eliminate_regs_in_insn): Take the destination
3518 mode into account when computing the offset.
3520 2007-02-09 Stuart Hastings <stuart@apple.com>
3521 Richard Henderson <rth@redhat.com>
3523 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
3524 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
3525 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
3526 fixuns_truncdfhi2): New.
3527 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
3528 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
3529 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
3530 (floatunssidf2): Allow nonimmediate source.
3531 * gcc/config/i386/sse.md (movdi_to_sse): New.
3532 (vec_concatv2di): Drop '*'.
3533 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
3534 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
3535 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
3537 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
3538 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
3539 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
3540 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
3541 (ix86_build_signbit_mask): Fix decl of v, refactor to call
3542 ix86_build_const_vector.
3543 (x86_emit_floatuns): Rewrite.
3545 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3547 * genautomata.c (longest_path_length): Delete unused function.
3548 (struct state): Delete unused longest_path_length.
3549 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
3550 (get_free_state): Delete unused.
3552 2007-02-09 Jan Hubicka <jh@suse.cz>
3554 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
3555 * doc/invoke.texi (inline-unit-growth): Update default value.
3557 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
3558 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
3559 (rebuild_cgraph_edges): Likewise.
3560 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
3561 (dump_cgraph_node): Dump frequencies.
3562 (cgraph_clone_edge): Add frequency scales.
3563 (cgraph_clone_node): Add freuqnecy.
3564 * cgraph.h (cgraph_edge): Add freuqnecy argument.
3565 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
3566 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
3567 * tree-pass.h (TODO_rebuild_frequencies): New constant.
3568 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
3569 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
3570 (save_inline_function_body): Likewise.
3571 * ipa-inline.c: inluce rtl.h
3572 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
3573 (cgraph_edge_badness): Use frequencies.
3574 (cgraph_decide_recursive_inlining): Update clonning.
3575 (cgraph_decide_inlining_of_small_function): Dump frequency.
3576 * predict.c (estimate_bb_frequencies): Export.
3577 * predict.h (estimate_bb_frequencies): Declare.
3578 * tree-inline.c (copy_bb): Watch overflows.
3579 (expand_call_inline): Update call of cgraph_create_edge.
3580 (optimize_inline_calls): Use TODO flags to update frequnecies.
3581 * passes.h: Include predict.h
3582 (init_optimization_passes): Move profile ahead.
3583 (execute_function_todo): Handle TODO_rebuild_frequencies.
3585 2007-02-09 Roger Sayle <roger@eyesopen.com>
3587 * config/alpha/alpha.c (emit_insxl): Force the first operand of
3588 the insbl or inswl pattern into a register.
3590 2007-02-09 Roger Sayle <roger@eyesopen.com>
3592 * config/ia64/ia64.md (bswapdi2): New define_insn.
3594 2007-02-09 Richard Henderson <rth@redhat.com>
3596 * config/i386/constraints.md (Ym): New constraint.
3597 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
3598 (movdi_1_rex64): Split sse and xmm general register moves from
3599 memory move alternatives. Use conditional register constraints.
3600 (movsf_1, movdf_integer): Likewise.
3601 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3602 (movdf_integer_rex64): New.
3603 (pushsf_rex64): Fix output constraints.
3604 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
3605 (sse2_stored): Likewise.
3606 (sse2_storeq_rex64): New.
3607 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
3608 amd and not generic.
3609 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
3610 for optimize_size. Remove SF/DFmode hack.
3612 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3614 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
3617 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
3618 Richard Sandiford <richard@codesourcery.com>
3620 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
3621 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
3622 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
3623 m68k/t-mlib to tmake_file.
3624 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
3625 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
3626 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
3627 Allow it to be cf or m68k. Set m68k_arch_family. If that
3628 variable is not empty, add t-$m68k_arch_family to tmake_file.
3629 Add t-mlibs to tmake_file.
3630 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
3631 * config/m68k/t-cf: New file.
3632 * config/m68k/t-m68k: Likewise.
3633 * config/m68k/t-mlibs: Likewise.
3634 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3635 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3636 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
3637 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3638 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
3640 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
3641 (INSTALL_LIBGCC): Delete.
3642 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
3643 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3644 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3645 (M68K_MLIB_CPU): Define.
3646 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3647 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3648 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
3650 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
3651 Richard Guenther <rguenther@suse.de>
3654 * fold-const.c (fold_comparison): Handle obfuscated comparisons
3655 against INT_MIN/INT_MAX.
3656 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
3657 file if a loop is removed.
3659 2007-02-09 Joseph Myers <joseph@codesourcery.com>
3661 * calls.c (store_one_arg): Pass correct alignment to
3662 emit_push_insn for non-BLKmode values.
3663 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
3664 unaligned stack slot via a suitably aligned slot.
3666 2007-02-08 DJ Delorie <dj@redhat.com>
3668 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
3670 (legal_subregs): Use unsigned char, make const.
3671 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
3673 2007-02-08 Paul Brook <paul@codesourcery.com>
3675 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
3676 special interworking needed.
3678 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
3680 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
3681 conditional to __SSE2__.
3682 (Entries below should have been added to first ChangeLog
3683 entry for amdfam10 dated 2007-02-05)
3684 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
3686 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
3688 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
3691 2007-02-08 DJ Delorie <dj@redhat.com>
3693 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
3694 * config/m32c/m32c.c (legal_subregs): New.
3695 (m32c_illegal_subreg_p): New.
3696 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
3697 unsupported subregs of hard regs.
3699 2007-02-08 Jan Hubicka <jh@suse.cz>
3701 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
3702 the same one; always update histograms.
3704 2007-02-08 Diego Novillo <dnovillo@redhat.com>
3706 * passes.c (init_optimization_passes): Tidy comment.
3708 2007-02-08 Roger Sayle <roger@eyesopen.com>
3710 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
3711 strip zero_extend, bswap and rotates from POCOUNT's argument.
3712 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
3713 zero_extend and rotates from PARITY's argument.
3714 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
3715 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
3716 of an integer constant at compile-time.
3718 2007-02-08 Diego Novillo <dnovillo@redhat.com>
3721 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
3723 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
3726 * tree-ssa-live.c (remove_unused_locals): Do not remove
3727 TREE_ADDRESSABLE variables.
3728 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
3729 * tree-ssa-operands.c (add_virtual_operand): Remove argument
3730 FOR_CLOBBER. Update all users.
3731 If VAR has an associated alias set, add a virtual operand for
3732 it if no alias is found to conflict with the memory reference.
3734 2007-02-07 Jan Hubicka <jh@suse.cz>
3735 Robert Kidd <rkidd@crhc.uiuc.edu>
3737 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
3739 2007-02-07 Ian Lance Taylor <iant@google.com>
3741 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
3743 2007-02-07 Roger Sayle <roger@eyesopen.com>
3745 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
3746 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
3747 tablejumpdi, movsi_to_cr_one): Remove constraints from
3748 define_expand's match_operands.
3750 2007-02-07 Roger Sayle <roger@eyesopen.com>
3752 * global.c (compute_regsets): Move declatation of "i" inside of
3753 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
3755 2007-02-07 Jakub Jelinek <jakub@redhat.com>
3758 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
3759 of INDIRECT_REF <RESULT_DECL>.
3761 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
3763 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
3764 Kaz Kojima <kkojima@gcc.gnu.org>
3767 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
3769 (sh_initialize_trampoline): Add parentheses to avoid a warning.
3771 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3773 * doc/loop.texi: Document possibility not to perform disambiguation
3774 of loops with multiple latches.
3775 * cfgloopmanip.c (alp_enum_p): Removed.
3776 (add_loop): Handle subloops. Use get_loop_body_with_size.
3777 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
3778 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
3779 the new forwarder block.
3780 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
3781 Handle the case latch is NULL.
3782 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
3783 when marking loop exits.
3784 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
3786 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
3787 disambiguate_loops_with_multiple_latches.
3788 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
3789 before fix_loop_structure.
3790 * cfgloop.c: Include pointer-set.h and output.h.
3791 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
3792 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
3793 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
3794 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
3795 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
3796 disambiguate_multiple_latches, get_loop_body_with_size,
3797 disambiguate_loops_with_multiple_latches): New functions.
3798 (flow_loop_dump): Dump multiple latch edges.
3799 (flow_loop_nodes_find): Handle loops with multiple latches.
3800 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
3801 (glb_enum_p): Modified.
3802 (get_loop_body): Use get_loop_body_with_size.
3803 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
3804 (AVOID_CFG_MODIFICATIONS): New constant.
3805 (disambiguate_loops_with_multiple_latches, add_loop,
3806 get_loop_body_with_size): Declare.
3807 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
3809 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
3812 * global.c (compute_regsets): New function.
3813 (global_alloc): Refactored ELIMINABLE_REGSET
3814 and NO_GLOBAL_ALLOC_REGS computation out.
3815 (rest_of_handle_global_alloc): Call compute_regsets()
3816 for non-optimizing case.
3818 2007-02-06 Richard Henderson <rth@redhat.com>
3820 * config/i386/constraints.md (Y2): Rename from Y.
3821 (Yi): New constraint.
3822 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
3823 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
3824 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
3825 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
3826 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
3827 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
3828 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
3829 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
3830 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
3831 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
3832 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
3833 vec_extractv2si_1): Change Y constraints to Y2.
3834 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
3835 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
3836 Change Y constraints to Y2.
3837 (sse2_loadld): Change Y constraints to x.
3839 2007-02-06 Roger Sayle <roger@eyesopen.com>
3841 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
3842 (parity<mode>2): New define_expand using rs6000_emit_parity.
3843 * config/rs6000/rs6000.c (rs6000_emit_popcount,
3844 rs6000_emit_parity): New functions.
3845 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
3846 rs6000_emit_parity): Prototype here.
3848 2007-02-06 Ian Lance Taylor <iant@google.com>
3850 * lower-subreg.c (simple_move_operand): Reject CONST.
3851 (resolve_clobber): Call validate_change rather than directly
3852 assigning to XEXP (pat, 0).
3854 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
3856 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
3857 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
3858 (tree-cfg.o): Remove hashtab.h dependency.
3860 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
3861 (struct ivopts_data): Change niters to pointer_map_t.
3862 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
3863 (niter_for_exit): Create pointer_map on demand. Change for
3865 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
3866 (free_loop_data): Destroy data->niters if created and reset field.
3867 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
3868 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
3870 * tree-ssa-reassoc.c: Include pointer-set.h.
3871 (bb_rank): Change to long *.
3872 (operand_rank): Change to pointer_map_t.
3873 (find_operand_rank): Return long, -1 if not found. Declare as inline.
3874 (insert_operand_rank): Accept long.
3875 (operand_entry_hash, operand_entry_eq): Remove.
3876 (get_rank): Return long. Adjust for changes above.
3877 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
3879 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
3881 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
3882 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
3883 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
3885 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
3886 directly since it cannot be NULL.
3887 (get_vi_for_tree): Rewrite for pointer_map API.
3888 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
3889 (init_alias_vars): Create vi_for_tree as pointer_map.
3890 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
3892 * tree-cfg.c: Don't include hashtab.h.
3893 (edge_to_cases): Declare as pointer_map.
3894 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
3896 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
3897 (start_recording_case_labels): Create edge_to_cases as pointer_map.
3898 (end_recoding_case_labels): Cleanup edge_to_cases manually before
3900 (record_switch_edge): Delete.
3901 (get_cases_for_edge): Adjust for pointer_map API, inline
3902 record_switch_edge (rewritten for new API), remove goto.
3904 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
3906 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
3907 * tree-nested.c: Include pointer-set.h.
3908 (var_map_elt, var_map_eq, var_map_hash): Delete.
3909 (struct nesting_info): Remove GTY marker. Change the two htab_t's
3911 (nesting_info_bitmap_obstack): New.
3912 (lookup_field_for_decl): Adjust for pointer_map API.
3913 (lookup_tramp_for_decl): Adjust for pointer_map API.
3914 (get_nonlocal_debug_decl): Adjust for pointer_map API.
3915 (get_local_debug_decl): Adjust for pointer_map API.
3916 (convert_nl_goto_reference): Adjust for pointer_map API.
3917 (convert_nl_goto_receiver): Adjust for pointer_map API.
3918 (create_nesting_tree): Create outside GGC space. Create bitmap on
3919 the new obstack. Create field_map and var_map as pointer_maps.
3920 (free_nesting_tree): Adjust for changes to create_nesting_tree.
3922 (lower_nested_functions): Move root here, no need to NULL it.
3923 Initialize and release the obstack.
3925 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
3927 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
3928 Remove prototypes and make them non-static.
3929 (struct tree_int_map): Remove.
3930 * tree.h (struct tree_int_map): Move here, turning TO into an
3932 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
3934 * tree.h (TREE_COMPLEXITY): Remove.
3935 (struct tree_exp): Remove complexity field.
3936 * tree.c (build1_stat): Don't set it.
3938 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
3939 Victor Kaplansky <victork@il.ibm.com>
3941 * tree-vectorizer.c (vect_is_simple_use): Support induction.
3942 (vect_is_simple_reduction): Support reduction with induction as
3943 one of the operands.
3944 (vect_is_simple_iv_evolution): Fix formatting.
3945 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
3946 formatting. Don't mark induction phis for vectorization.
3947 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
3948 * tree-vect-transform.c (get_initial_def_for_induction): New function.
3949 (vect_get_vec_def_for_operand): Support induction.
3950 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
3952 (vectorizable_reduction): Support reduction with induction as one of
3954 (vectorizable_type_demotion): Use def-type of stmt argument rather
3955 than dummy def-type.
3957 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
3958 flag_tree_scev_cprop.
3959 * common.opt (tree-scev-cprop): New flag.
3961 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
3962 call to vect_get_new_vect_var.
3964 2007-02-06 Ira Rosen <irar@il.ibm.com>
3966 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
3967 vectype is not NULL.
3968 (vect_pattern_recog_1): Likewise.
3970 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3972 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
3973 (fold_negate_expr): Likewise.
3975 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
3978 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
3979 even if cv-qualification is the same.
3981 2007-02-05 Geoffrey Keating <geoffk@apple.com>
3983 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
3984 __enable_execute_stack on completion.
3986 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3988 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
3989 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
3990 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
3991 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
3992 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
3993 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
3994 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
3995 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
3997 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3999 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
4000 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
4001 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
4002 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
4003 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
4004 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
4005 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
4006 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
4007 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
4008 umuldi3_highpart_rex64, umulsi3_highpart_insn,
4009 umulsi3_highpart_zext, smuldi3_highpart_rex64,
4010 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
4011 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
4012 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
4013 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
4014 sqrtextenddfxf2_i387): Added amdfam10_decode.
4016 * config/i386/athlon.md (athlon_idirect_amdfam10,
4017 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
4018 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
4019 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
4020 athlon_ivector_store_amdfam10): New define_insn_reservation.
4021 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
4024 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4026 * config/i386/athlon.md (athlon_call_amdfam10,
4027 athlon_pop_amdfam10, athlon_lea_amdfam10): New
4028 define_insn_reservation.
4029 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
4030 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
4031 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
4033 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4035 * config/i386/athlon.md (athlon_sseld_amdfam10,
4036 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
4037 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
4039 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4041 * config/i386/athlon.md (athlon_sseins_amdfam10): New
4042 define_insn_reservation.
4043 * config/i386/i386.md (sseins): Added sseins to define_attr type
4044 and define_attr unit.
4045 * config/i386/sse.md: Set type attribute to sseins for insertq
4048 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4050 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
4051 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
4052 ssecomi_load_amdfam10, ssecomi_amdfam10,
4053 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
4054 define_insn_reservation.
4055 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
4057 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4059 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
4060 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
4061 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
4062 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
4063 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
4064 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
4065 define_insn_reservation.
4067 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
4068 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
4069 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
4070 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
4071 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
4073 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4075 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
4076 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
4077 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
4078 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
4079 athlon_ssemul_load_k8): Added amdfam10.
4081 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4083 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
4084 (x86_sse_unaligned_move_optimal): New variable.
4086 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
4088 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
4089 for unaligned vector SSE double/single precision loads for AMDFAM10.
4091 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4093 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
4094 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
4095 Define TARGET_CPU_DEFAULT_amdfam10.
4096 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
4097 (processor_type): Add PROCESSOR_AMDFAM10.
4099 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
4100 processor_type in config/i386/i386.h.
4101 Enable imul peepholes for TARGET_AMDFAM10.
4103 * config.gcc: Add support for --with-cpu option for amdfam10.
4105 * config/i386/i386.c (amdfam10_cost): New variable.
4106 (m_AMDFAM10): New macro.
4107 (m_ATHLON_K8_AMDFAM10): New macro.
4108 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
4109 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
4110 x86_promote_QImode, x86_integer_DFmode_moves,
4111 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4112 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
4113 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
4114 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
4115 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
4116 Enable/disable for amdfam10.
4117 (override_options): Add amdfam10_cost to processor_target_table.
4118 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
4119 processor_alias_table.
4120 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
4121 (ix86_adjust_cost): Add code for amdfam10.
4123 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4125 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
4126 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
4127 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
4128 * config/i386/i386.h: Add builtin definition for SSE4A.
4129 * config/i386/i386.md: Add support for ABM instructions
4131 * config/i386/sse.md: Add support for SSE4A instructions
4132 (movntss, movntsd, extrq, insertq).
4133 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
4134 Add -march=amdfam10 flag.
4135 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
4136 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
4138 * doc/extend.texi: Add documentation for SSE4A builtins.
4140 2007-02-05 Bob Wilson <bob.wilson@acm.org>
4142 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
4144 2007-02-05 Richard Guenther <rguenther@suse.de>
4146 * tree-vectorizer.h (vectorizable_function): Add argument type
4147 argument, change return type.
4148 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
4149 * tree-vect-transform.c (vectorizable_function): Handle extra
4150 argument, return vectorized function decl.
4151 (build_vectorized_function_call): Remove.
4152 (vectorizable_call): Handle calls with result and argument types
4153 differing. Handle loop vectorization factor correctly.
4154 * targhooks.c (default_builtin_vectorized_function): Adjust for
4156 * targhooks.h (default_builtin_vectorized_function): Likewise.
4157 * target.h (builtin_vectorized_function): Add argument type
4159 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
4160 extra argument, allow vectorizing of lrintf.
4161 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
4162 documentation of target hook.
4164 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
4167 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
4168 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
4169 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
4171 2007-02-05 Roger Sayle <roger@eyesopen.com>
4173 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
4174 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
4175 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
4176 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
4177 before canonicalizing sincos to cexpi.
4178 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
4180 2007-02-05 Roger Sayle <roger@eyesopen.com>
4182 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
4183 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
4184 (alpha_init_builtins): Use alpha_add_builtins to process tables.
4186 2007-02-05 Roger Sayle <roger@eyesopen.com>
4188 * mips-tfile.c (initialize_init_file): Correct endianness test.
4190 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
4192 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
4195 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4197 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
4198 saves in a PARALLEL before the register assignments.
4200 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4202 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
4203 DWARF_FRAME_RETURN_COLUMN to be a general register.
4204 * dwarf2out.c (init_return_column_size): New function, split from...
4205 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
4206 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
4207 to be nongeneral registers.
4208 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
4210 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
4211 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
4213 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4215 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
4217 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4219 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
4220 (remove_path): Use can_remove_branch_p and remove_branch instead
4221 of loop_delete_branch_edge.
4222 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
4223 (tree_transform_and_unroll_loop): Remove dead branches immediately.
4224 Update profile using scale_dominated_blocks_in_loop.
4225 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
4226 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
4227 (can_remove_branch_p, remove_branch): Declare.
4228 * tree-cfg.c (tree_can_remove_branch_p): New function.
4229 (tree_cfg_hooks): Add tree_can_remove_branch_p.
4230 * cfgrtl.c (rtl_can_remove_branch_p): New function.
4231 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
4233 2007-02-05 Jan Hubicka <jh@suse.cz>
4236 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
4237 nodes in cgraph, don't remove offline copy of the function.
4239 2007-02-04 Jan Hubicka <jh@suse.cz>
4241 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
4242 vectors might cause maybe_lookup_element_for_expr to be called
4243 on non-sra-candidate.
4245 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4247 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
4248 config/bfin/bfin.md, config/bfin/predicates.md: Follow
4249 spelling conventions.
4251 2007-02-04 Richard Guenther <rguenther@suse.de>
4254 * fold-const.c (try_move_mult_to_index): Make sure to not
4255 overflow one dimension of a multi-dimensional array access.
4257 2007-02-04 Jan Hubicka <jh@suse.cz>
4259 * passes.c (init_optimization_passes): Reindent.
4261 2007-02-04 Jan Hubicka <jh@suse.cz>
4262 Eric Botcazou <ebotcazou@adacore.com>
4264 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
4265 (execute_fixup_cfg): Break out the abnormal goto code.
4266 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
4267 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
4268 (optimize_inline_calls): Call make_nonlocal_label_edges.
4270 2007-02-04 Jan Hubicka <jh@suse.cz>
4272 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
4273 true when something was changed.
4274 (rename_ssa_copies): When something was changed, do
4275 TODO_remove_unused_locals.
4276 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4277 add TODO_remove_unused_locals when instruction was removed.
4279 2007-02-04 Jan Hubicka <jh@suse.cz>
4281 * ipa-inline.c (try_inline): Improve debug output; work on already
4283 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
4284 call try_inline for already inlined edges too when flattening;
4285 inline also functions that make callee growth but overall unit size
4288 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4290 * config/m32c/bitops.md, config/m32c/jump.md,
4291 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
4292 config/m32r/m32r.h, config/m32r/m32r.md,
4293 config/m32r/predicates.md, config/m68hc11/larith.asm,
4294 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
4295 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
4296 config/mips/mips-protos.h, config/mips/mips.c,
4297 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
4298 config/mn10300/mn10300.h, config/mn10300/predicates.md,
4299 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
4300 spelling conventions.
4302 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
4303 Follow spelling conventions.
4305 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
4307 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
4308 warn about C++0x compatibility.
4310 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4312 * config/h8300/h8300.c, config/h8300/h8300.h,
4313 config/h8300/h8300.md: Follow spelling conventions.
4315 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
4318 * combine.c (try_combine): Do not substitute source operand
4319 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
4321 2007-02-03 Jan Hubicka <jh@suse.cz>
4323 PR gcov-profile/30650
4324 * value-prof.c (stringop_block_profile): Fix handling of size counter;
4325 do not divide by zero for never executed counters.
4326 (tree_find_values_to_profile): Fix counters.
4327 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
4329 2007-02-03 Ian Lance Taylor <iant@google.com>
4331 * lower-subreg.c (simple_move_operand): New static function,
4332 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
4334 (simple_move): Call simple_move_operand.
4335 (find_decomposable_subregs): Add special handling of MEMs.
4336 (can_decompose_p): Rename from cannot_decompose_p. Reverse
4337 meaning of return value. If we see a hard register, test whether
4338 it can store a word_mode value. Change all callers.
4340 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4342 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
4343 ftrapv insns and expanders.
4344 (subdi3): Change define_expand operand 1 to arith11_operand, and
4345 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
4346 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
4347 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
4351 * varasm.c (notice_global_symbol): Treat global objects as weak when
4354 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4356 * emit-rtl.c (dconstpi): Delete.
4358 (init_emit_once): Delete dconstpi and init dconstsqrt2.
4359 * real.h (dconstpi): Delete.
4361 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
4362 (fold_builtin_hypot): Likewise.
4364 2007-02-03 Tom Tromey <tromey@redhat.com>
4367 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
4368 -gcoff3, -gxcoff3, -gvms3 implies -dD.
4370 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
4372 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
4373 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
4374 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
4375 config/rs6000/cell.md, config/rs6000/darwin.h,
4376 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
4377 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
4378 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
4379 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
4380 typos. Follow spelling conventions.
4381 * doc/invoke.texi: Follow spelling conventions.
4383 2007-02-03 Roger Sayle <roger@eyesopen.com>
4385 * simplify-rtx.c (simplify_relational_operation_1): Implement some
4386 canonicalization transformations that attempt to simplify integer
4387 constant comparisons to become comparisons against zero.
4389 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4391 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
4393 * fold-const.c (fold_binary): Fix comment typos. Fold complex
4394 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
4396 2007-02-02 Mike Stump <mrs@apple.com>
4398 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
4399 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
4400 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
4401 generate a branch island.
4403 2007-02-02 Bob Wilson <bob.wilson@acm.org>
4405 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
4406 (xtensa_legitimate_address_p): New.
4407 (xtensa_legitimize_address): New.
4408 (xtensa_output_addr_const_extra): New.
4409 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
4411 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
4412 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
4413 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
4414 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
4415 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
4416 (xtensa_legitimize_address): New.
4417 (xtensa_output_addr_const_extra): New.
4419 2007-02-02 Steve Ellcey <sje@cup.hp.com>
4421 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
4423 2007-02-02 Ian Lance Taylor <iant@google.com>
4425 * expmed.c (expand_divmod): Add comment.
4427 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
4429 * emit-rtl.c (renumber_insns): Remove.
4430 * flags.h: Remove the extern for flag_renumber_insns.
4431 * rtl.h: Remove the prototype for renumber_insns.
4432 * toplev.c (flag_renumber_insns): Remove.
4434 2007-02-02 Hui-May Chang <hm.chang@apple.com>
4436 Revert for x86 darwin:
4437 2005-06-19 Uros Bizjak <uros@kss-loka.si>
4439 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
4440 code before the following patch under TARGET_MACHO.
4441 (ix86_function_value_regno_p): Likewise.
4443 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4445 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
4448 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4451 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
4452 general or fp registers. Add comments.
4453 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
4455 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
4457 * pointer-set.c (insert_aux): Only return insertion slot.
4458 (pointer_set_insert): Adjust.
4459 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
4460 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
4461 pointer_map_traverse): New.
4462 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
4463 pointer_map_create, pointer_map_destroy, pointer_map_insert,
4464 pointer_map_contains, pointer_map_traverse): Declare.
4466 2007-02-02 Jakub Jelinek <jakub@redhat.com>
4469 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
4470 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
4472 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4474 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
4476 (struct _dep): New type.
4477 (dep_t): New typedef.
4478 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
4479 (DEP_STATUS): New access macro. The macro with the same name was
4480 renamed to DEP_LINK_STATUS.
4481 (dep_init): Declare function
4483 (struct _dep_link): New type.
4484 (dep_link_t): New typedef.
4485 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
4486 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
4487 (DEP_LINK_STATUS): New macro.
4488 (debug_dep_links): New debug function.
4490 (struct _deps_list): New type.
4491 (deps_list_t): New typedef.
4492 (DEPS_LIST_FIRST): New access macro.
4493 (FOR_EACH_DEP_LINK): New cycle macro.
4494 (create_deps_list, free_deps_list, delete_deps_list): Declare
4496 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
4497 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4498 (copy_deps_list_change_con): Ditto.
4500 (move_dep_link): Declare function.
4502 (struct _dep_node): New type.
4503 (dep_node_t): New typedef.
4504 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
4506 (struct haifa_insn_data.back_deps): New field to hold backward
4507 dependencies of the insn.
4508 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
4510 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
4511 Change its type to deps_list_t.
4512 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
4513 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
4514 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
4516 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
4518 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
4520 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
4522 (dep_cost): Declare.
4524 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
4525 (ds_to_dk, dk_to_ds): New functions.
4527 (init_dep_1): New static function.
4528 (init_dep): New function.
4529 (copy_dep): New static function.
4531 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
4533 (detach_dep_link): New static function.
4534 (move_dep_link): New function.
4536 (dep_links_consistent_p, dump_dep_links): New static functions.
4537 (debug_dep_links): New debugging function.
4539 (deps_obstack, dl_obstack, dn_obstack): New static variables.
4541 (alloc_deps_list, init_deps_list): New static functions.
4542 (create_deps_list): New function.
4543 (clear_deps_list): New static function.
4544 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
4545 (deps_list_consistent_p, dump_deps_list): New static functions.
4546 (debug_deps_list): New function.
4547 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
4549 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
4551 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
4552 use new scheduler dependencies lists.
4553 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
4554 (sched_analyze): Ditto. Initialize dependencies lists.
4555 (add_forw_dep, compute_forward_dependences): Update to use new
4556 scheduler dependencies lists.
4558 (init_dependency_caches): Init deps_obstack.
4559 (free_dependency_caches): Free deps_obstack.
4561 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
4562 new scheduler dependencies lists.
4563 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
4564 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4566 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
4567 Update to use new scheduler dependencies lists.
4568 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
4569 (debug_dependencies): Ditto.
4570 (schedule_region): Update comments.
4572 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
4573 scheduler dependencies lists.
4574 (schedule_ebb): Update comments.
4576 * rtl.def (DEPS_LIST): Remove.
4578 * lists.c (unused_deps_list): Remove.
4579 (free_list): Update assertions.
4581 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
4582 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
4584 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
4585 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
4587 * haifa-sched.c (comments): Update.
4588 (insn_cost1): Remove. Inline the code into insn_cost ().
4589 (insn_cost): Update to use new scheduler dependencies lists. Move
4590 processing of the dependency cost to dep_cost ().
4591 (dep_cost): New function. Use it instead of insn_cost () when
4592 evaluating cost of the dependency. Use compatible interface to
4593 interact with the target.
4594 (priority): Update to use new scheduler dependencies lists.
4595 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
4596 with greater number of insns that depend on the insn.
4597 (schedule_insn): Update to use new scheduler dependencies lists. Add
4598 code to free backward dependencies lists. Inline and optimize code
4599 from resolve_dep () - see PR28071.
4600 (ok_for_early_queue_removal): Update to use new scheduler dependencies
4601 lists. Update call to targetm.sched.is_costly_dependence hook.
4603 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
4604 scheduler dependencies lists.
4606 (resolve_dep): Remove. Move the logic to schedule_insn ().
4607 (init_h_i_d): Initialize dependencies lists.
4609 (process_insn_depend_be_in_spec): Rename to
4610 process_insn_forw_deps_be_in_spec. Update to use new scheduler
4612 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
4613 Update to use new scheduler dependencies lists.
4614 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
4616 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
4617 new scheduler dependencies lists.
4618 (build_intra_loop_deps): Ditto.
4620 * target.h (struct _dep): Declare to use in
4621 gcc_target.sched.is_costly_dependence.
4622 (struct gcc_target.sched.adjust_cost): Fix typo.
4623 (struct gcc_target.sched.is_costly_dependence): Change signature to use
4624 single dep_t parameter instead of an equivalent triad.
4625 (struct gcc_target.sched.adjust_cost_2): Remove.
4627 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
4629 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
4631 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
4633 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
4635 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
4636 (REG_DEP_TRUE): Document.
4638 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
4639 Change signature to correspond to the targetm.sched.adjust_cost hook.
4640 Update use in TARGET_SCHED_ADJUST_COST_2.
4641 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
4642 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
4643 new scheduler dependencies lists.
4644 (ia64_gen_check): Ditto.
4646 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
4649 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
4650 signature to correspond to the targetm.sched.is_costly_dependence hook.
4651 (is_costly_group): Update to use new scheduler dependencies lists.
4653 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
4654 instead of INSN_COST () macro.
4656 2007-02-01 Ian Lance Taylor <iant@google.com>
4658 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
4660 2007-02-01 Guy Martin <gmsoft@gentoo.org>
4662 * pa.md (tp_load): Correct mfctl instruction syntax.
4664 2007-02-01 Geoffrey Keating <geoffk@apple.com>
4666 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
4667 altivec_padding_size calculation on AIX. Improve comment, add
4668 assert to verify that it's right.
4670 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
4673 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
4676 * global.c (global_alloc): Add mising initialization of
4679 2007-02-01 Roger Sayle <roger@eyesopen.com>
4681 * alias.c (init_alias_analysis): Correct whitespace.
4682 * bb-reorder.c (fix_edges_for_rarely_executed_code,
4683 partition_hot_cold_basic_blocks): Likewise.
4684 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
4685 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
4686 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
4687 fold_builtin_snprintf_chk, fold_builtin_printf,
4688 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
4689 do_mpfr_arg3, do_mpfr_sincos): Likewise.
4690 * cfgcleanup.c (cleanup_cfg): Likewise.
4691 * cfgexpand.c (tree_expand_cfg): Likewise.
4692 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
4693 * function.c (get_next_funcdef_no): Likewise.
4694 * gengtype.c (main): Likewise.
4695 * genmodes.c (main): Likewise.
4696 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
4697 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
4698 * ifcvt.c (noce_emit_move_insn): Likewise.
4699 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
4701 * stor-layout.c (get_best_mode): Likewise.
4702 * tree-ssa-loop-niter.c (get_val_for): Likewise.
4703 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
4704 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
4705 perform_var_substitution, solve_graph): Likewise.
4706 * tree-vrp.c (vrp_finalize): Likewise.
4708 2007-02-01 Ian Lance Taylor <iant@google.com>
4710 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
4711 high part of a paradoxical subreg, return a constant zero.
4713 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
4715 * toplev.c (lang_dependent_init): Call init_set_costs.
4716 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
4718 2007-02-01 Richard Guenther <rguenther@suse.de>
4721 * fold-const.c (fold_negate_expr): Allow negating a
4722 constant if overflow does not change.
4724 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4726 * doc/c-tree.texi (Expression trees): Improve markup.
4727 * doc/tm.texi (Register Classes, Addressing Modes)
4728 (Floating Point): Fix spacing after abbreviations. Fix some
4731 2007-02-01 Ben Elliston <bje@au.ibm.com>
4733 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
4734 * doc/contrib.texi: Likewise.
4735 * doc/install.texi: Likewise.
4737 2007-01-31 Richard Henderson <rth@redhat.com>
4738 Ian Lance Taylor <iant@google.com>
4740 * lower-subreg.c: New file.
4741 * rtl.def (CONCATN): Define.
4742 * passes.c (init_optimization_passes): Add pass_lower_subreg and
4744 * emit-rtl.c (update_reg_offset): New static function, broken out
4745 of gen_rtx_REG_offset.
4746 (gen_rtx_REG_offset): Call update_reg_offset.
4747 (gen_reg_rtx_offset): New function.
4748 * regclass.c: Revert patch of 2006-03-05, restoring
4750 (clear_reg_info_regno): New function.
4751 * dwarf2out.c (concatn_loc_descriptor): New static function.
4752 (loc_descriptor): Handle CONCATN.
4753 * common.opt (fsplit_wide_types): New option.
4754 * opts.c (decode_options): Set flag_split_wide_types when
4756 * timevar.def (TV_LOWER_SUBREG): Define.
4757 * rtl.h (gen_reg_rtx_offset): Declare.
4758 (reg_scan_update): Declare.
4759 * regs.h (clear_reg_info_regno): Declare.
4760 * tree-pass.h (pass_lower_subreg): Declare.
4761 (pass_lower_subreg2): Declare.
4762 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
4763 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
4765 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
4766 * Makefile.in (OBJS-common): Add lower-subreg.o.
4767 (lower-subreg.o): New target.
4769 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4771 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
4773 2007-01-31 Anatoly Sokolov <aesok@post.ru>
4776 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
4778 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4781 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
4783 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
4785 * cfgloop.h: Include vec-prim.h.
4786 (enum li_flags): Remove LI_ONLY_OLD.
4787 (loop_iterator): Changed.
4788 (fel_next, fel_init): Iterate over loop tree.
4789 (FOR_EACH_LOOP_BREAK): New macro.
4790 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
4792 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
4793 * modulo-sched.c (sms_schedule): Ditto.
4794 * tree-vectorizer.c (vectorize_loops): Ditto.
4795 * doc/loop.texi: Update information on loop numbering and behavior of
4796 FOR_EACH_LOOP wrto new loops.
4797 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
4798 add_to_evolution_1): Test nestedness of loops instead of comparing
4800 * tree-chrec.c (chrec_fold_plus_poly_poly,
4801 chrec_fold_multiply_poly_poly, chrec_evaluate,
4802 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
4803 reset_evolution_in_loop): Ditto.
4804 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
4806 2007-01-31 Dirk Mueller <dmueller@suse.de>
4808 * c-common.c (warn_about_parentheses): Separate warning about
4809 un-parenthized sequence of comparison operators from the one
4810 which is supposed to warn about x <= y <= z.
4812 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
4814 * optabs.h (enum optab_index): Add new OTI_isinf.
4815 (isinf_optab): Define corresponding macro.
4816 * optabs.c (init_optabs): Initialize isinf_optab.
4817 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
4819 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
4820 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
4822 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
4823 expand_builtin_interclass_mathfn.
4824 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
4825 * config/i386/i386.md (UNSPEC_FXAM): New constant.
4826 (fxam<mode>2_i387): New insn pattern.
4827 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
4828 built-in functions as x87 inline asm.
4830 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4832 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
4834 2007-01-30 Eric Christopher <echristo@apple.com>
4836 * config.gcc: Add geode.
4838 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4840 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
4841 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
4842 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
4843 value-prof.c: Fix comment typos.
4845 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4848 * doc/invoke.texi (Wpointer-arith): Document warning.
4850 2007-01-30 Janis Johnson <janis187@us.ibm.com>
4852 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
4853 the list of discrepancies from the draft TR.
4855 2007-01-30 Dirk Mueller <dmueller@suse.de>
4858 * doc/invoke.texi (-Wreturn-type): Update description to
4861 2007-01-30 Richard Sandiford <richard@codesourcery.com>
4863 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
4865 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
4867 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
4868 to handle optabs that operate on floating point input argument and
4869 output to integer output.
4870 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
4871 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
4872 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
4873 expand_builtin_interclass_mathfn ().
4874 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
4876 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
4877 ilogbl built-in functions as x87 intrinsics.
4879 2007-01-30 Richard Guenther <rguenther@suse.de>
4882 * dwarf2out.c (reference_to_unused): Query varpool if the
4883 variable was output.
4885 2007-01-30 Richard Guenther <rguenther@suse.de>
4888 * passes.c (execute_one_pass): Reset in_gimple_form to not
4889 confuse non-unit-at-a-time mode.
4891 2007-01-29 Roger Sayle <roger@eyesopen.com>
4892 Richard Guenther <rguenther@suse.de>
4894 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
4895 avoid undefined behaviour on overflow. Use force_fit_type_double
4896 to construct the constant with the specified TREE_OVERFLOW.
4898 2007-01-29 Janis Johnson <janis187@us.ibm.com>
4900 * config/dfp-bit.c: Add parameterized support for fp exceptions.
4901 * config/dfp-bit.h: Ditto.
4903 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4905 * c-decl.c (pop_scope): Replace warnings with call to
4906 warn_for_unused_label.
4907 * c-common.h (warn_for_unused_label): Declare.
4908 * c-common.c (warn_for_unused_label): Define.
4910 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4912 * tree-optimize.c (update_inlined_to_pointers): Delete unused
4915 2007-01-29 Janis Johnson <janis187@us.ibm.com>
4917 * Makefile.in (USER_H): Remove decfloat.h.
4918 * ginclude/decfloat.h: Delete, moving contents to ...
4919 * ginclude/float.h: Add support for decimal floating point,
4920 guarded by __STDC_WANT_DEC_FP__.
4922 2007-01-29 Mike Stump <mrs@apple.com>
4924 * doc/gccint.texi (Top): Rename Loop Representation to Loop
4925 Analysis and Representation to resolve case insensitive conflict.
4926 * doc/loop.texi (Loop Analysis and Representation): Likewise.
4928 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
4930 * tree.h (struct tree_memory_tag): Add aliases member.
4931 (MTAG_ALIASES): New macro.
4932 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
4933 (add_may_alias): Remove pointer-set. Update for may_aliases being
4935 (mark_aliases_call_clobbered): Update for may_aliases being a
4937 (compute_tag_properties): Ditto.
4938 (create_partition_for): Ditto.
4939 (compute_memory_partitions): Ditto.
4940 (dump_may_aliases_for): Ditto.
4941 (is_aliased_with): Ditto.
4942 (add_may_alias_for_new_tag): Ditto.
4943 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
4944 (compute_is_aliased): New function.
4945 (compute_may_aliases): Call compute_is_aliased).
4946 (init_alias_info): Initialize alias_bitmap_obstack.
4947 (union_alias_set_into): New function.
4948 (compute_flow_sensitive_aliasing): Use union_aliases_into.
4949 (have_common_aliases_p): Rewrite to take two bitmaps and use
4951 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
4953 (finalize_ref_all_pointers): Update for add_may_alias changes.
4954 (new_type_alias): Ditto.
4955 * tree-flow-inline.h (may_aliases): Return a bitmap.
4956 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
4957 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
4958 may_aliases being a bitmap.
4959 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
4960 may_aliases now returns a bitmap.
4961 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
4963 * tree-ssa-operands.c (add_virtual_operand): Update for
4964 may_aliases being a bitmap.
4966 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
4968 PR tree-optimization/30630
4969 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
4970 variable as changed.
4972 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
4975 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
4976 expanded only once even if an error occurs.
4978 2007-01-29 Ben Elliston <bje@au.ibm.com>
4980 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
4981 (__gcov_average_profiler): Likewise.
4982 (__gcov_ior_profiler): Likewise.
4983 (__gcov_merge_ior): Likewise.
4985 2007-01-28 Jan Hubicka <jh@suse.cz>
4987 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
4988 * value-prof.c (stringop_block_profile): Likewise.
4990 2007-01-28 Jan Hubicka <jh@suse.cz>
4992 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
4993 variant handling histograms; add wrapper.
4994 (clear_storage_via_libcall): Export.
4995 (emit_block_move_hints): Break out from ...; add histograms.
4996 (emit_block_move): ... this one.
4997 (clear_storage_hints): Break out from ...; add histograms.
4998 (clear_storage): ... this one.
4999 (set_storage_via_memset): Handle histogram.
5000 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
5001 (clear_storage_hints, clear_storage_via_libcall): Declare.
5002 (set_storage_via_setmem): Update prototype.
5003 * doc/md.texi (movmem, setmem): Document new arguments.
5005 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
5007 (stringop_block_profile): New global function.
5008 (tree_stringops_values_to_profile): Profile block size and alignment.
5009 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
5011 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
5012 (stringop_block_profile): Declare.
5013 * builtins.c: Include value-prof.h.
5014 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
5015 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
5016 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
5017 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
5018 * profile.c (instrument_values): Add new counters.
5019 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
5021 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
5022 (tree_init_edge_profiler): Build new profilers.
5023 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
5024 (pass_tree_profile): Add dump.
5025 (tree_profile_hooks): Update.
5026 * Makefile.in (LIBGCOV): Add new constants.
5027 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
5028 __gcov_ior_profiler): New.
5029 * i386.md (movmem/setmem expanders): Add new optional arguments.
5031 2007-01-28 David Edelsohn <edelsohn@gnu.org>
5033 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
5035 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5037 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
5038 (tree_unswitch_single_loop): Pass eni_size_weights to
5039 tree_num_loop_insns.
5040 * tree-ssa-loop-manip.c: Include tree-inline.h.
5041 (can_unroll_loop_p): Pass eni_size_weights to
5042 tree_num_loop_insns.
5043 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
5044 Pass eni_size_weights to estimate_num_insns.
5045 * tree.h (init_inline_once): Export.
5046 * toplev.c (backend_init): Call init_inline_once.
5047 * cgraphunit.c (cgraph_process_new_functions,
5048 cgraph_analyze_function): Pass eni_inlining_weights to
5050 * ipa-inline.c (compute_inline_parameters): Ditto.
5051 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
5052 to estimate_num_insns.
5053 (try_unroll_loop_completely): Pass eni_size_weights to
5054 tree_num_loop_insns.
5055 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
5056 ot estimate_num_insns.
5057 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
5058 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
5059 * tree-inline.c (eni_inlining_weights, eni_size_weights,
5060 eni_time_weights): New variables.
5061 (init_inline_once): Initialize them.
5062 (struct eni_data): Mew.
5063 (estimate_num_insns_1, estimate_num_insns): Use weights.
5064 * tree-inline.h (struct eni_weights_d): New.
5065 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
5066 (estimate_num_insns): Declaration changed.
5067 * cfgloop.h (tree_num_loop_insns): Declaration changed.
5068 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
5069 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
5071 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5073 * tree-data-ref.c (conflict_fn): Assert that the number of affine
5074 relations in the conflict function is valid.
5076 2007-01-27 Ian Lance Taylor <iant@google.com>
5078 * common.opt: Add fstrict-overflow.
5079 * opts.c (decode_options): Set flag_strict_overflow if -O2.
5080 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
5081 (TYPE_OVERFLOW_UNDEFINED): Define.
5082 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
5084 * tree.h (TYPE_TRAP_SIGNED): Don't define.
5085 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
5086 (fold_negate_expr): Likewise.
5087 (make_range): Likewise.
5088 (extract_muldiv_1): Likewise.
5089 (maybe_canonicalize_comparison): Likewise.
5090 (fold_comparison): Likewise.
5091 (fold_binary): Likewise.
5092 (tree_expr_nonnegative_p): Likewise.
5093 (tree_expr_nonzero_p): Likewise.
5094 * tree-vrp.c (compare_values): Likewise.
5095 (extract_range_from_binary_expr): Likewise.
5096 (extract_range_from_unary_expr): Likewise.
5097 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
5099 (nowrap_type_p): Likewise.
5100 * tree-scalar-evolution.c (simple_iv): Likewise.
5101 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
5102 (build_range_check): Likewise.
5103 (extract_muldiv_1): Likewise.
5104 (fold_comparison): Likewise.
5105 * tree-vrp.c (vrp_int_const_binop): Likewise.
5106 (extract_range_from_unary_expr): Likewise.
5107 * convert.c (convert_to_integer): Likewise.
5108 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
5109 (fold_comparison): Likewise.
5110 (fold_binary): Likewise.
5111 * optabs.c (optab_for_tree_code): Likewise.
5112 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
5113 * simplify-rtx.c (simplify_const_relational_operation): Check
5114 flag_strict_overflow and flag_trapv.
5115 (simplify_const_relational_operation): Likewise.
5116 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
5117 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
5120 2007-01-27 Roger Sayle <roger@eyesopen.com>
5122 * tree.c (tree_fold_gcd): Delete.
5123 * tree.h (tree_fold_gcd): Remove prototype.
5124 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
5125 test whether one constant integer is a multiple of another. Instead
5126 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
5127 * fold-const.c (multiple_of_p): We've determined both TOP and
5128 BOTTOM are integer constants so we can call int_const_binop directly
5129 instead of the more generic const_binop.
5131 2007-01-27 Roger Sayle <roger@eyesopen.com>
5133 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
5134 1*X check that the constant hasn't overflowed, to preserve the
5136 (round_up): Provide an efficient implementation when rouding-up an
5137 INTEGER_CST to a power-of-two.
5139 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5141 * doc/sourcebuild.texi: Add comma for clarity.
5142 * doc/extend.texi: Fix some typos.
5143 * doc/passes.texi: Likewise.
5144 * doc/cppinternals.texi: Likewise.
5145 * doc/c-tree.texi: Likewise.
5146 * doc/tree-ssa.texi: Likewise.
5147 * doc/install.texi: Likewise.
5149 2007-01-27 Jan Hubicka <jh@suse.cz>
5151 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
5152 (pass_sra): Do not require alias information.
5153 * passes.c (init_optimization_passes): Add SRA
5155 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
5157 * tracer.c (rest_of_handle_tracer): We already cleaned
5158 up the CFG in tracer() so don't do it here again.
5159 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
5160 cleanup_cfg here, either. And don't call renumber_insns.
5162 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
5163 and BB_HEAD are in the insn stream here. Instead make sure
5164 that BB_INSN is valid on all insns. Also, do check here that
5165 there are no pending branch predictions...
5166 (rtl_verify_flow_info): ...instead of doing it here. Checks
5167 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
5170 2007-01-26 Roger Sayle <roger@eyesopen.com>
5172 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
5173 function to simplify/factorize operand order canonicalization.
5174 (ix86_fixup_binary_operands): Reorganize using the above function.
5175 (ix86_binary_operator_ok): Likewise.
5177 2007-01-27 Jakub Jelinek <jakub@redhat.com>
5179 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
5180 file scope from optimize_attrs.
5181 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
5183 (optimize_attrs): Clear insn_code_values after freeing it.
5185 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5187 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
5188 a parts.base assignment.
5190 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5192 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
5193 (compute_subscript_distance, initialize_data_dependence_relation,
5194 finalize_ddr_dependent, analyze_ziv_subscript,
5195 analyze_siv_subscript_cst_affine,
5196 compute_overlap_steps_for_affine_univar,
5197 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5198 analyze_siv_subscript, analyze_miv_subscript,
5199 analyze_overlapping_iterations, subscript_dependence_tester_1,
5200 compute_self_dependence, free_dependence_relation): Work
5201 with affine_fn instead of chrecs.
5202 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
5203 common_affine_function, affine_function_base,
5204 affine_function_constant_p, affine_fn_op, affine_fn_plus,
5205 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
5206 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
5207 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
5208 (all_chrecs_equal_p): Removed.
5209 * tree-data-ref.h (affine_fn, conflict_function): New types.
5210 (struct subscript): Change type of conflicting_iterations_in_a
5211 and conflicting_iterations_in_b.
5213 2007-01-26 Steve Ellcey <sje@cup.hp.com>
5216 * config/pa/pa.h (TARGET_HPUX_11): New.
5217 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
5218 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
5220 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
5221 Richard Guenther <rguenther@suse.de>
5223 * tree-ssa-structalias.c (solve_graph): Handle case
5224 we merged the variable to another.
5226 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5228 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
5231 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
5232 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
5234 2007-01-25 DJ Delorie <dj@redhat.com>
5236 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
5237 allow changes to modes which don't fit in those registers.
5239 * reload1.c (choose_reload_regs): Check for invalid subregs before
5240 computing their locations, not after.
5242 2007-01-25 Geoffrey Keating <geoffk@apple.com>
5245 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
5246 save Altivec registers in an eh_return function.
5247 (compute_vrsave_mask): Likewise.
5248 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
5249 for saving Altivec registers.
5250 (rs6000_emit_prologue): Don't allocate stack twice in
5251 eh_return function. Correct expected value of altivec_save_offset
5252 when using save_world. Describe save of R0 to stack when using
5253 save_world. Describe stack pointer adjustment when using
5254 save_world. Remove duplicated eh_return parameter register saving.
5255 Update sp_offset variable after save_world.
5256 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
5258 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
5259 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
5262 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5264 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
5266 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5269 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
5270 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
5272 2007-01-25 Richard Guenther <rguenther@suse.de>
5274 * doc/invoke.texi (-Wcoverage-mismatch): Document.
5275 * common.opt (-Wcoverage-mismatch): New warning option.
5276 * coverage.c (get_coverage_counts): Ignore coverage mismatch
5277 if -Wcoverage-mismatch is given.
5279 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
5281 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
5282 (ipcp_driver): Change to static definition.
5283 Add dumping of the ifunctions.
5284 (constant_val_insert): Remove unused parameter. Support for SSA.
5285 (ipcp_propagate_const): Support for SSA.
5286 (ipcp_profile_bb_print): Print only analyzed nodes.
5287 (ipcp_replace_map_create): Remove support for Fortran constant
5289 * ipa-prop.c (ipa_method_modify_stmt,
5290 ipa_callsite_compute_param): Support for SSA.
5291 * ipa-prop.h (ipcp_driver): Remove declaration.
5292 (IS_VALID_TREE_MAP_INDEX): Add define.
5294 2007-01-24 Geoffrey Keating <geoffk@apple.com>
5296 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
5298 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5301 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
5302 constant argument to cabs and do it without checking for
5303 -funsafe-math-optimizations.
5305 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
5307 * c-common.h (RID_FIRST_CXX0X): New.
5308 (RID_LAST_CXX0X): New.
5309 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
5311 * c.opt (Wc++0x-compat): New.
5312 * doc/invoke.texi (-Wc++0x-compat): Document.
5314 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5316 * builtins.c (fold_builtin_carg): New.
5317 (fold_builtin_1): Use it.
5319 2007-01-24 Jan Hubicka <jh@suse.cz>
5321 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
5323 * ipa-inline.c (initial_insns, max_insns): Delete.
5324 (compute_max_insns): New function.
5325 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
5326 of insns as base for code growth.
5327 (cgraph_decide_inlining): Make initial_insns local; do not compute
5329 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
5330 * doc/invoke.texi (inline-unit-growth): Update docs.
5332 2007-01-24 Jakub Jelinek <jakub@redhat.com>
5334 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
5335 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
5336 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
5337 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
5338 for CPUs that have PTA_CX16 set.
5341 * gimplify.c (omp_check_private): New function.
5342 (gimplify_scan_omp_clauses): Use it for
5343 firstprivate/lastprivate/reduction.
5346 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
5347 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
5350 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
5351 If lower_lastprivate_clauses emits some statements, append them
5352 to dlist rather than body_p and to body_p append an initializer.
5353 (lower_omp_for): Adjust caller.
5355 2007-01-24 Steve Ellcey <sje@cup.hp.com>
5357 * target.h (globalize_decl_name): New.
5358 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5359 * output.h (default_globalize_decl_name): New.
5360 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
5362 (globalize_decl): Ditto.
5363 (default_globalize_decl_name): New.
5364 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
5365 (ia64_handle_version_id_attribute): New.
5366 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5367 (ia64_asm_output_external): Use globalize_decl_name instead
5369 * doc/extend.texi (version_id): New pragma.
5370 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
5372 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5374 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
5375 _uleb128_t and _Unwind_SWord with _sleb128_t.
5376 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
5377 uw_frame_state_for, uw_update_context_1): Likewise.
5378 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
5379 * unwind-pe.h (read_uleb128, read_sleb128,
5380 read_encoded_value_with_base): Likewise.
5381 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
5383 2007-01-24 Richard Guenther <rguenther@suse.de>
5385 * builtins.c (expand_builtin_cexpi): Get the fndecl
5386 for cexp in the correct way.
5388 2007-01-24 Jan Hubicka <jh@suse.cz>
5390 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
5392 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5394 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
5395 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
5396 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
5397 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
5398 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
5399 __SIZEOF_PTRDIFF_T__.
5400 * doc/cpp.texi: Documentation for the new builtin macros added.
5402 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
5404 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
5405 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
5406 instead of operands[2] to avoid access past the end of array.
5408 2007-01-24 Richard Sandiford <richard@codesourcery.com>
5410 * reload1.c (emit_reload_insns): Pass the reload register
5411 for a non-spill output reload through forget_old_reloads_1.
5413 2007-01-23 Joseph Myers <joseph@codesourcery.com>
5415 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5416 _SOFT_DOUBLE if doubles use software floating-point.
5417 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
5418 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5419 * config/rs6000/darwin-ldouble.c: Also compile functions for
5420 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
5421 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5422 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
5423 commented-out long double override.
5424 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
5425 * config/rs6000/eabispe.h: Likewise.
5426 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
5427 long double for non-SPE.
5428 (rs6000_handle_option): Likewise.
5429 (invalid_e500_subreg): Disallow more subregs involding DImode,
5430 DFmode, TImode or TFmode.
5431 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
5433 (legitimate_lo_sum_address_p): Also check for TFmode for E500
5435 (rs6000_legitimize_address): Also handle TFmode for E500 double.
5436 (rs6000_legitimize_reload_address): Also handle TFmode for E500
5438 (rs6000_legitimate_address): Also check for TFmode for E500
5440 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
5441 (spe_build_register_parallel): Handle TFmode and TCmode.
5442 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
5444 (function_arg): Handle TFmode and TCmode for E500 double.
5445 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
5447 (print_operand): Handle TFmode and TImode for %y.
5448 (rs6000_generate_compare): Handle TFmode comparisons for E500
5450 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
5451 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
5452 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
5453 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
5454 TFmode for E500 double.
5455 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
5456 (floatsidf2): Enable for E500 double.
5457 (movtf_softfloat): Use rs6000_nonimmediate_operand.
5458 (extenddftf2): Change to extenddftf2_fprs.
5459 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
5460 depending on TARGET_E500_DOUBLE.
5461 (extendsftf2): Enable for E500 double.
5462 (trunctfdf2): Enable for E500 double.
5463 (trunctfsf2): Change to trunctfsf2_fprs.
5464 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
5465 depending on TARGET_E500_DOUBLE.
5466 (floatsitf2): Enable for E500 double.
5467 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
5468 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
5469 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
5470 (negtf2): Change to negtf2_internal.
5471 (negtf2): New expander.
5472 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
5473 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
5474 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
5475 (movdi_internal32): Use rs6000_nonimmediate_operand.
5476 (unnamed splitter): Likewise.
5477 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
5478 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
5479 (SPE64TF, DITI): New mode macros.
5480 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
5483 (frob_<mode>_di_2): New.
5484 (frob_tf_di_8_2): New.
5485 (frob_di_df): Change to frob_di_<mode>; allow more modes.
5487 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
5489 (frob_ti_<mode>_8_2): New.
5490 (frob_ti_tf_2): New.
5491 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
5492 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
5494 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
5495 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
5496 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
5497 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
5498 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
5499 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
5502 2007-01-23 Ian Lance Taylor <iant@google.com>
5504 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
5506 (OBJS-archive): Reformat, alphabetize.
5507 (OBJS): Change out_object_file to OBJS-md.
5509 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
5511 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5512 JUMP_P and CALL_P predicates where applicable.
5513 * config/i386/i386.c: Ditto.
5514 * config/i386/i386.md: Ditto.
5515 * config/i386/mmx.md: Ditto.
5516 * config/i386/predicates.md: Ditto.
5518 2007-01-22 Andreas Schwab <schwab@suse.de>
5520 * config/m68k/m68k.h: Fix comment.
5522 2007-01-22 Jan Hubicka <jh@suse.cz>
5524 * passes.c (init_optimization_passes): Do not rerun
5525 pass_early_warn_uninitialized.
5527 2007-01-22 Richard Guenther <rguenther@suse.de>
5529 PR tree-optimization/30038
5530 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
5532 (execute_cse_sincos_1): Likewise.
5533 (execute_cse_sincos): Likewise.
5534 (gate_cse_sincos): Likewise.
5535 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
5536 the cexpi() canonicalization of sincos().
5537 * tree-pass.h (pass_cse_sincos): Declare.
5538 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
5540 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5542 PR rtl-optimization/29329
5543 * combine.c (replaced_rhs_insn): Rename to i2mod.
5544 (replaced_rhs_value): Rename to i2mod_new_rhs.
5545 (i2mod_old_rhs): New global variable.
5546 (combine_instructions): Adjust for above change. Save a copy of
5547 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
5548 note are substituted in the second instruction.
5549 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
5550 ditch the note if it pertains to the second eliminated register
5551 and this register is mentioned in i2mod_old_rhs.
5554 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5556 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
5557 the insn to which the note was originally attached.
5559 2007-01-21 Jan Hubicka <jh@suse.cz>
5561 * ipa-inline.c (inlining_mode): Comment, move up.
5562 (cgraph_decide_inlining_incrementally): Do not perform inlining
5563 itself; fix handling of flattening of self recursive functions.
5564 (cgraph_find_cycles): Remove.
5565 (cgraph_flatten_node): Remove.
5566 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
5567 (try_inline): New function.
5568 (cgraph_early_inlining): Update call of
5569 cgraph_decide_inlining_incrementally. Apply inlining here.
5570 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
5572 2007-01-21 Dirk Mueller <dmueller@suse.de>
5575 * tree-vrp.c (check_array_bounds): do not warn
5576 about ADDR_EXPR's of ARRAY_REF's which are immediately
5577 used in binary expressions.
5579 2007-01-21 Ira Rosen <irar@il.ibm.com>
5581 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
5582 read_write_dep and macros for its access.
5583 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
5584 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
5585 argument, call vect_check_interleaving for every independent pair of
5586 data-refs. Mark loads that access the same memory location as a store
5588 (vect_check_dependences): Remove.
5589 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
5590 call, fix the call to vect_analyze_data_ref_dependence.
5591 (vect_analyze_data_ref_access): For statements that access the same
5592 data-ref, check that they are not stores; for loads, check that there
5593 is no store that access the same location.
5595 2007-01-20 Roger Sayle <roger@eyesopen.com>
5596 Joseph Myers <joseph@codesourcery.com>
5598 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
5599 (-fdump-rtl-stack): Likewise.
5600 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
5601 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
5602 (-mpt-fixed): Use @minus{} for minus sign.
5603 (Using Precompiled Headers): Fix under/overfull hbox.
5605 2007-01-20 Jan Hubicka <jh@suse.cz>
5607 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
5608 place within annotation.
5610 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5612 * pa.c (output_move_double): Change array size of xoperands to 4.
5614 2007-01-20 Jan Hubicka <jh@suse.cz>
5616 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
5619 2007-01-19 Ian Lance Taylor <iant@google.com>
5621 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
5622 constant to unsigned HOST_WIDE_INT before negating.
5624 2007-01-19 Ian Lance Taylor <iant@google.com>
5626 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
5628 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
5629 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
5630 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
5631 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
5632 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
5633 (realloc_vdef, realloc_vuse): Change second parameter to
5635 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
5637 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
5638 unsigned. Change x and lim locals to unsigned.
5639 (realloc_vdef, realloc_vuse): Change num_elem parameter to
5641 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
5642 (copy_virtual_operands): Change i and n locals to unsigned.
5644 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5647 * builtins.c (fold_builtin_1): Handle builtin fdim.
5649 2007-01-20 Jan Hubicka <jh@suse.cz>
5651 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
5652 * tree-ssa-structalias.c (compute_points_to_sets): Do call
5653 init_alias_heapvars.
5654 (init_alias_heapvars): Initialize only when not already initialized.
5655 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
5657 2007-01-19 Roger Sayle <roger@eyesopen.com>
5659 * common.opt (fsigned-zeros): New command line option.
5660 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
5661 of flag_unsafe_math_optimizations.
5662 * opts.c (set_fast_math_flags): The -ffast-math command line option
5663 implies -fno-signed-zeros.
5664 (fast_math_flags_set_p): Likewise.
5666 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
5667 the documentation of -ffast-math appropriately. Wrap long lines.
5669 2007-01-19 Steve Ellcey <sje@cup.hp.com>
5671 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
5672 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
5674 2007-01-19 Tomas Bily <tbily@suse.cz>
5676 * cgraphunit.c (cgraph_finalize_function): Updating of pid
5678 (tree_init_ic_make_global_vars): New function
5679 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
5680 (tree_gen_ic_profiler): New function
5681 (tree_gen_ic_func_profiler): New function
5682 (tree_profiling): Added calling of tree_gen_ic_func_profiler
5683 (tree_profile_hooks): Added hook for indirec/virtual calls
5684 * value-prof.c (tree_find_values_to_profile): New case for
5686 (tree_values_to_profile): Call for determining indirect/virtual
5688 (tree_indirect_call_to_profile): New function
5689 (tree_ic_transform): New function
5690 (tree_ic): New function
5691 (find_func_by_pid): New function
5692 (init_pid_map): New function
5693 (tree_value_profile_transformations): Added check for
5694 indirect/virtual call transformation
5695 * value-prof.h (enum hist_type): New counter type for
5696 indirect/virtual calls
5697 (profile_hooks): Added new hook for profiling indirect/virtual
5699 * profile.c (instrument_values): New case for indirect/virtual
5701 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
5702 (GCOV_COUNTER_V_INDIR): New counter type
5703 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
5704 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
5706 * cgraph.c: Definition of cgraph_max_pid
5707 (cgraph_create_node): Default init of pid attribute
5708 * cgraph.h: Declaration of cgraph_max_pid
5709 (struct cgraph_node): Added pid attribute
5710 * libgcov.c (__gcov_indirect_call_profiler): New function
5711 (__gcov_one_value_profiler_body): New function
5712 (__gcov_one_value_profiler): Body was moved to
5713 __gcov_one_value_profiler_body and calls it
5715 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
5717 * doc/gty.texi (Options): Document the mark_hook option to GTY.
5718 * gengtype.c (write_types_data, write_func_for_structure,
5719 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
5720 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
5721 (walk_type, write_func_for_structure): Generate the mark_hook if
5724 2007-01-19 Jan Hubicka <jh@suse.cz>
5726 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
5727 'early' argument take inlining mode argument specifying whether to
5728 inline for size/speeed or all functions; add support for flattening;
5730 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
5732 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5735 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
5736 the name of the declared identifier.
5738 2007-01-19 Dirk Mueller <dmueller@suse.de>
5740 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
5741 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
5742 duplicate evaluation.
5744 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
5746 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
5747 Macroize expander using X87MODEF12 mode macro. Extend operand 1
5748 to XFMode, use acosxf2 and truncate result to requested mode.
5749 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5750 (asin<mode>2): Similarly, with asin expanders.
5751 (*fscalexf4_i387): Rename from *fscalexf4.
5752 (expNcorexf3): New expander.
5753 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
5754 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
5755 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
5756 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
5757 patterns for SSE math.
5758 (exp10<mode>2): Similarly, with exp10 expanders.
5759 (exp2<mode>2): Similarly, with exp2 expanders.
5760 (expm1<mode>2): Similarly, with expm1 expanders.
5761 (ldexp<mode>3): Similarly, with ldexp expanders.
5762 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
5763 Use gen_truncxf<mode>2_i387_noop to truncate result.
5765 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5767 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
5768 for ColdFire targets.
5770 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
5771 Richard Sandiford <richard@codesourcery.com>
5773 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
5774 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
5775 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
5776 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
5777 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
5778 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
5780 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5782 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
5783 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
5784 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
5785 (*adddi_dilshr32_cf): New pattern.
5786 (adddi3, subdi3): Remove first alternatives.
5788 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5790 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
5791 implemented using move.l, do not use its cc result for floating-point
5794 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5796 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
5797 from accepting 's' constraints if flag_pic.
5799 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5801 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
5802 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
5803 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
5804 condition from TARGET_68881 to TARGET_HARD_FLOAT.
5806 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
5808 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
5809 ColdFire alternatives.
5810 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
5811 * config/m68k/m68k.md (clzsi2): Define for ColdFire
5812 architectures that support ff1 instruction.
5814 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5815 Julian Brown <julian@codesourcery.com>
5817 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
5818 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
5819 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
5822 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5824 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
5826 (output_move_const_into_data_reg, output_move_simode_const): Delete.
5827 * config/m68k/m68k.c (const_method, const_int_cost): Take a
5828 HOST_WIDE_INT instead of an rtx.
5829 (m68k_rtx_costs): Update call accordingly.
5830 (output_move_const_into_data_reg): Likewise. Fix formatting.
5831 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
5833 (output_move_simode_const): Update calls after above changes.
5834 Rework to use automatic variables and predicates like MEM_P.
5835 * config/m68k/m68k.md (pushexthisi_const): Update call to
5838 2007-01-19 Dirk Mueller <dmueller@suse.de>
5840 * tree-ssa-alias.c (perform_var_substitution): Fix typo
5843 2007-01-19 Richard Guenther <rguenther@suse.de>
5845 * builtins.c (expand_builtin_cexpi): Fall back to expanding
5846 via cexp in case sincos is not available.
5848 2007-01-19 Richard Guenther <rguenther@suse.de>
5850 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
5851 * defaults.h (TARGET_HAS_SINCOS): Default to off.
5852 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
5853 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
5854 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
5855 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
5856 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
5857 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
5859 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
5861 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
5863 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
5864 (atan2xf3): Directly generate RTL pattern.
5865 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
5866 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
5867 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5868 disable patterns for SSE math.
5869 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
5870 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
5871 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5872 disable patterns for SSE math.
5874 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
5876 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
5878 2007-01-18 Roger Sayle <roger@eyesopen.com>
5880 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
5881 VIEW_CONVERT_EXPR to the same type as it's operand.
5883 2007-01-18 David Edelsohn <edelsohn@gnu.org>
5885 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
5886 configured for long double 128.
5888 2007-01-18 Mike Stump <mrs@apple.com>
5890 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
5893 2007-01-18 Michael Meissner <michael.meissner@amd.com>
5895 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
5898 2007-01-18 Jan Hubicka <jh@suse.cz>
5900 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
5901 greater than NUM_VOP_FREE_BUCKETS.
5903 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
5905 * tree-ssa-structalias.c: Update comments.
5906 (ptabitmap_obstack): Removed.
5908 (oldpta_obstack): Ditto.
5909 (stats): Add a few members.
5910 (struct variable_info): Remove node, complex, address_taken, and
5911 indirect_target members. Add oldsolution member.
5912 (new_var_info): Do not initialize removed members.
5913 (constraint_expr_type): Remove INCLUDES.
5914 (constraint_graph): Add size, implicit_preds, rep,
5915 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
5916 (FIRST_REF_NODE): New macro.
5917 (LAST_REF_NODE): Ditto.
5918 (FIRST_ADDR_NODE): Ditto.
5919 (find): New function.
5921 (dump_constraint): Do not handle INCLUDES.
5922 (insert_into_complex): Do not insert duplicate constraints.
5923 (condense_varmap_nodes): Renamed and rewritten into ...
5924 (merge_node_constraints): This. Also fix bug in handling of
5925 offseted copy constraints.
5926 (clear_edges_for_node): No longer need to deal with preds at all,
5927 or removing associated preds/succs.
5928 (merge_graph_nodes): Deal with indirect_cycles.
5929 Don't deal with predecessors.
5930 (add_implicit_graph_edge): New function.
5931 (add_pred_graph_edge): Ditto.
5932 (add_graph_edge): Don't deal with predecessors.
5933 (build_constraint_graph): Removed.
5934 (build_pred_graph): New function.
5935 (build_succ_graph): Ditto.
5936 (struct scc_info): Removed in_component. Added roots, dfs, and
5937 node_mapping. Remove visited_index, unification_queue.
5938 (scc_visit): Deal with union-find we do now.
5939 Deal with cycles with REF nodes.
5940 (collapse_nodes): Renamed and rewritten to ...
5941 (unify_nodes): This.
5942 (process_unification_queue): Removed.
5943 (topo_visit): Cleanup
5944 (do_da_constraint): Use find.
5945 (do_sd_constraint): Ditto.
5946 (do_ds_constraint): Ditto.
5947 (do_complex_constraint): Ditto.
5948 (init_scc_info): Update for removed and added members.
5949 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
5950 (find_indirect_cycles): This.
5951 (equivalence_class): New variable.
5952 (label_visit): New function.
5953 (perform_variable_substitution): Rewritten.
5954 (free_var_substitution_info): New function.
5955 (find_equivalent_node): Ditto.
5956 (move_complex_constraints): Ditto.
5957 (eliminate_indirect_cycles): Ditto.
5958 (solve_graph): Only propagate changed bits.
5959 Use indirect cycle elimination.
5961 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
5962 (tree_id_eq): Renamed to ...
5963 (tree_vi_eq): This. Update for member change
5964 (insert_id_for_tree): Renamed and rewritten to ...
5965 (insert_vi_for_tree): This.
5966 (lookup_id_for_tree): Renamed and rewritten to ...
5967 (lookup_vi_for_tree): This.
5968 (get_id_for_tree): Renamed and rewritten to ...
5969 (get_vi_for_tree): Ditto.
5970 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
5971 (process_constraint): Don't handle INCLUDES.
5972 Remove special ADDRESSOF case.
5973 (find_func_aliases): Rewrite to use vi functions instead of id
5975 (create_function_info_for): Ditto.
5976 (create_variable_info_for): Ditto.
5977 (intra_create_variable_infos): Ditto.
5978 (merge_smts_into): Ditto.
5979 (find_what_p_points_to): Ditto.
5980 (init_base_vars): Ditto.
5981 (init_alias_vars): Ditto.
5982 (remove_preds_and_fake_succs): New function.
5983 (dump_sa_points_to_info): Dump new stats.
5984 (dump_solution_for_var): Use find.
5985 (set_used_smts): Fix formatting.
5986 (compute_points_to_sets): Updated for new functions.
5987 (ipa_pta_execute): Ditto.
5989 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5990 Richard Sandiford <richard@codesourcery.com>
5992 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
5994 * calls.c (expand_call): If the return value is a PARALLEL,
5995 extract its first member.
5996 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
5997 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
5998 use FUNCTION_EXTRA_EPILOGUE.
5999 (m68k_function_value): Return a PARALLEL if the return value
6000 is of a pointer type.
6001 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
6002 (FUNCTION_EXTRA_EPILOGUE): Remove.
6003 * config/m68k/m68k.md (D0_REG): New constant.
6005 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6007 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6008 output a NOP for empty epilogues.
6010 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6012 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
6013 before function. Extend register save check to include all
6014 registers, not just integer ones.
6016 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6018 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
6019 (m68k_use_return_insn): ...this.
6020 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
6021 * config/m68k/m68k.c (use_return_insn): Rename to...
6022 (m68k_use_return_insn): ...this.
6023 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
6026 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6028 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
6029 nearest even, fix denormal rounding overflow.
6031 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6033 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
6034 f%$smove and f%$move.
6035 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
6036 (extendsfdf2_cf): Use fdmove instead of f%&move.
6037 (truncdfsf2_cf): Use fsmove instead of f%$smove.
6038 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
6040 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6042 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
6045 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6047 * real.h (real_format): Add a canonical_nan_lsbs_set field.
6048 (coldfire_single_format): Declare.
6049 (coldfire_double_format): Likewise.
6050 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
6051 of qnan_msb_set to determine the lower bits of a canonical
6053 (encode_ieee_double): Likewise.
6054 (encode_ieee_quad): Likewise.
6055 (ieee_single_format): Initialize canonical_nan_lsbs_set.
6056 (mips_single_format): Likewise.
6057 (ieee_double_format): Likewise.
6058 (mips_double_format): Likewise.
6059 (ieee_extended_motorola_format): Likewise.
6060 (ieee_extended_intel_96_format): Likewise.
6061 (ieee_extended_intel_128_format): Likewise.
6062 (ieee_extended_intel_96_round_53_format): Likewise.
6063 (ibm_extended_format): Likewise.
6064 (mips_extended_format): Likewise.
6065 (ieee_quad_format): Likewise.
6066 (mips_quad_format): Likewise.
6067 (vax_f_format): Likewise.
6068 (vax_d_format): Likewise.
6069 (vax_g_format): Likewise.
6070 (i370_single_format): Likewise.
6071 (i370_double_format): Likewise.
6072 (decimal_single_format): Likewise.
6073 (decimal_double_format): Likewise.
6074 (decimal_quad_format): Likewise.
6075 (c4x_single_format): Likewise.
6076 (c4x_extended_format): Likewise.
6077 (real_internal_format): Likewise.
6078 (coldfire_single_format): New real_format.
6079 (coldfire_double_format): Likewise.
6080 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
6081 canonical_nan_lsbs_set.
6082 (pdp11_d_format): Likewise.
6083 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
6084 if TARGET_COLDFIRE_CPU.
6086 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6088 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
6089 (output_call, m68k_legitimize_call_address): Declare.
6090 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
6091 parenthesees. Add support for a 'W' constraint.
6092 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
6093 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
6094 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
6095 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
6097 (override_options): Initialize them. Do not set flag_no_function_cse
6098 for TARGET_ID_SHARED_LIBRARY.
6099 (m68k_output_pic_call): Delete.
6100 (m68k_legitimize_call_address): New function.
6101 (print_operand): Remove the %o prefix. Handle the %p prefix.
6102 (output_call): New function.
6103 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
6104 target address from the GOT if symbolic jumps are not allowed.
6105 * config/m68k/m68k.md (call, general_operand): Do not set
6106 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
6107 Merge separate flag_pic and !flag_pic define_insns into...
6108 (*call, *call_value): ...these new patterns. Match the address
6109 rather than the containing MEM and require it to be a call_operand.
6110 Use output_call to generate the asm template.
6111 * config/m68k/predicates.md (const_call_operand): New predicate.
6112 (call_operand): Likewise.
6114 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6116 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
6117 (STACK_GROWS_DOWNWARD): Define to 1.
6118 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
6119 comments, emphasizing that these values are only defaults.
6120 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
6121 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
6123 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6125 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
6127 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6128 Richard Sandiford <richard@codesourcery.com>
6130 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
6131 (FP_REGNO_P): New macros.
6132 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
6133 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
6134 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
6135 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
6137 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6139 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6140 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
6142 * config/m68k/t-floatlib: New file, extracting common code from...
6143 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
6144 * config/m68k/t-uclinux: Here.
6145 * config/m68k/fpgnulib.c: Do not compile extendeed precision
6146 routines on ColdFire targets.
6148 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6150 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6151 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
6152 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
6153 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
6154 explicitly set MOTOROLA to 1.
6155 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
6157 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6158 Nathan Sidwell <nathan@codesourcery.com>
6160 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
6161 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
6162 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
6163 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
6164 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
6165 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
6166 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
6167 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
6168 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
6169 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6170 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
6171 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
6172 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
6173 (DBX_REGISTER_NUMBER): Delete.
6174 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
6175 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6176 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
6178 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6180 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
6181 * config/flat.h: New file.
6182 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
6184 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
6185 indirect references for -msep-data or -mid-shared-library.
6186 Do not use PC-relative code addresses either.
6187 * config/m68k/m68k.c (override_options): Restrict -fPIC error
6189 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
6190 for shared libraries and crt1.o for executables. Use crti.o and
6192 (ENDFILE_SPEC): Use crtend.o and crtn.o.
6193 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
6194 Do not add -elf2flt or -shared-lib-id options here.
6195 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
6196 Pass -shared-lib-id if -mid-shared-library, taking the library
6197 identifier from -mshared-library-id if given, otherwise
6199 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
6200 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
6201 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
6202 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
6203 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
6204 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
6206 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
6207 jump sequence for ISA A and ISA A+.
6208 (PICJUMP): Likewise.
6210 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6212 * config.gcc (m68k-*-uclinux*): Base the port on the common
6213 and m68k GNU/Linux files rather than on the generic ELF ones.
6214 * config/m68k/uclinux.h (TARGET_VERSION): Override.
6215 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6217 2007-01-18 Julian Brown <julian@codesourcery.com>
6218 Richard Sandiford <richard@codesourcery.com>
6220 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
6221 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6222 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
6224 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
6226 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6228 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6230 * doc/install.texi: Document m68k-uclinuxoldabi.
6231 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
6232 * config/m68k/uclinux-oldabi.h: New file, copied from
6233 config/m68k/uclinux.h.
6235 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
6237 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
6238 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
6239 (m32r_compute_frame_size): Use unsigned for regno.
6240 (m32r_reload_lr): Use gen_frame_mem.
6242 (m32r_output_function_epilogue): Don't output the function epilogue
6244 (m32r_expand_epilogue): New.
6245 (direct_return): Return false if the function has the interrupt
6247 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
6248 * config/m32r/m32r.md (epilogue): New expander.
6249 (return_lr, return_rte): New insns.
6250 (return): Make it expander.
6251 (return_normal): New expander.
6253 2007-01-18 Josh Conner <jconner@apple.com>
6256 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
6257 support for UNLE, UNLT, UNGE, and UNGT.
6259 2007-01-18 Jan Hubicka <jh@suse.cz>
6261 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
6262 * tree-tailcall (add_virtual_phis): Likewise.
6263 (optimize_tail_call): Return TODOs.
6264 (execute_tail_calls): Return TODOs.
6265 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
6266 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
6268 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6269 Cleanup cfg using TODO.
6270 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
6271 * passes.c (execute_function_todo): When cleanup did something, remove
6273 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
6274 (make_edges): Don't cleanup_cfg.
6276 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
6278 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
6279 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
6280 operate on the top of stack.
6281 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
6282 register handling of instructions that output to the second
6284 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
6285 (move_for_stack_reg): Special-case check for dead destination
6286 stack slot for constant load of 1.0 inside UNSPEC_TAN.
6288 * config/i386/i386.md (UNSPEC_TAN): New constant.
6289 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
6290 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
6291 to correctly model move of constant 1.0 to top stack slot.
6292 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
6293 (unnamed peephole2 pattern): Remove corresponding peephole2
6294 pattern that optimizes tan insn and loading of constant 1.0.
6295 (tanxf2): Use fptanxf4_i387.
6296 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
6297 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
6298 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6299 disable patterns for SSE math.
6300 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
6301 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
6303 2007-01-18 Dirk Mueller <dmueller@suse.de>
6304 Richard Guenther <rguenther@suse.de>
6307 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
6308 * common.opt (Warray-bounds): Add new warning option.
6309 * c-opts.c (c_common_handle_option): Define -Warray-bounds
6311 * Makefile.in: make tree-vrp.o depend on toplev.h
6312 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
6314 (check_array_refs, check_array_bounds, check_array_ref): New.
6316 2007-01-18 Jan Hubicka <jh@suse.cz>
6318 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
6319 (execute_ssa_ccp): Return flags conditionally.
6320 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
6322 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
6324 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
6326 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
6327 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
6329 * Makefile.c (GTFILES): Add cfglayout.h.
6330 * gengtype.c (open_base_files): Likewise.
6331 * cfglayout.c (cfg_layout_function_footer,
6332 cfg_layout_function_header) Reindent to make gengtype happy.
6333 * cfglayout.h (cfg_layout_function_footer,
6334 cfg_layout_function_header): Add GTY(()) marker.
6336 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
6338 2007-01-18 Ben Elliston <bje@au.ibm.com>
6340 * genautomata.c (write_automata): Include xstrerror output in the
6341 error message if writing the DFA description file fails.
6343 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
6345 * config/mips/mips-protos.h (mips_output_external): Make it
6347 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
6348 * config/mips/mips.c (irix_output_external_libcall): Likewise.
6349 (extern_list): Likewise.
6350 (extern_head): Likewise.
6351 (TARGET_ASM_FILE_END): Likewise.
6352 (mips_file_end): Likewise.
6353 (mips_output_external): Rewritten.
6355 2007-01-18 Ben Elliston <bje@au.ibm.com>
6357 * genpreds.c (write_insn_preds_c): Only write out the function
6358 body for regclass_for_constraint if we have register constraints.
6360 2007-01-17 Tom Tromey <tromey@redhat.com>
6362 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
6363 * doc/install.texi (Testing): Use sourceware.org.
6364 (Binaries): Likewise.
6365 (Specific): Likewise.
6366 * doc/contrib.texi (Contributors): Use sourceware.org.
6368 2007-01-17 Anatoly Sokolov <aesok@post.ru>
6370 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
6371 (AVR_ENHANCED): Rename to ...
6372 (AVR_HAVE_MUL): ... new.
6373 (avr_enhanced_p): Rename to ...
6374 (avr_have_mul_p): ... new.
6375 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
6376 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
6377 * config/avr/avr.c (avr_enhanced_p): Rename to ...
6378 (avr_have_mul_p): ... new.
6379 (base_arch_s): Rename 'enhanced' to 'have_mul'.
6380 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
6381 'avr_enhanced_p' and 'enhanced'.
6382 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
6383 AVR_HAVE_MUL instead of AVR_ENHANCED.
6384 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6385 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
6386 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
6387 instead of AVR_ENHANCED.
6388 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6389 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
6390 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
6392 2007-01-17 Ian Lance Taylor <iant@google.com>
6394 * vec.h (VEC_reserve_exact): Define.
6395 (vec_gc_p_reserve_exact): Declare.
6396 (vec_gc_o_reserve_exact): Declare.
6397 (vec_heap_p_reserve_exact): Declare.
6398 (vec_heap_o_reserve_exact): Declare.
6399 (VEC_OP (T,A,reserve_exact)): New static inline function, three
6401 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
6403 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
6404 (VEC_OP (T,A,copy)) [all versions]: Likewise.
6405 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
6406 * vec.c (calculate_allocation): Add exact parameter. Change all
6408 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
6409 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
6410 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
6411 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
6412 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
6413 (vec_heap_p_reserve_exact): New function.
6414 (vec_heap_o_reserve_exact): New function.
6416 2007-01-17 Jan Hubicka <jh@suse.cz>
6418 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
6420 2007-01-17 Eric Christopher <echristo@apple.com>
6422 * config.gcc: Support core2 processor.
6424 2007-01-16 Jan Hubicka <jh@suse.cz>
6426 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
6427 the names, just unlink the chain so we don't crash on dangling pointers
6430 2007-01-16 Jan Hubicka <jh@suse.cz>
6432 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
6433 * tree-pass.h: Reorder to make IPA passes appear toegher.
6434 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
6435 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
6436 parameters, do not call early inliner.
6437 * ipa-inline.c: Update comments. Include tree-flow.h
6438 (cgraph_decide_inlining): Do not compute inlining parameters.
6439 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
6440 be called with function context set up.
6441 (pass_ipa_inline): Remove unreachable functions before pass.
6442 (cgraph_early_inlining): Simplify assuming to be called from the
6444 (pass_early_inline): New pass.
6445 (cgraph_gate_ipa_early_inlining): New gate.
6446 (pass_ipa_early_inline): Turn into simple wrapper.
6447 (compute_inline_parameters): New function.
6448 (gate_inline_passes): New gate.
6449 (pass_inline_parameters): New pass.
6450 (apply_inline): Move here from tree-optimize.c
6451 (pass_apply_inline): New pass.
6452 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
6454 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
6456 (tree_function_versioning): Do not allocate dummy struct function.
6457 * tree-inline.h (optimize_inline_calls): Update prototype.
6458 * tree-optimize.c (execute_fixup_cfg): Export.
6459 (pass_fixup_cfg): Remove
6460 (tree_rest_of_compilation): Do not apply inlines.
6461 * tree-flow.h (execute_fixup_cfg): Declare.
6462 * Makefile.in (gt-passes.c): New.
6463 * passes.c: Include gt-passes.h
6464 (init_optimization_passes): New passes.
6465 (nnodes, order): New static vars.
6466 (do_per_function_toporder): New function.
6467 (execute_one_pass): Dump current pass here.
6468 (execute_ipa_pass_list): Don't dump current pass here.
6470 2007-01-16 Janis Johnson <janis187@us.ibm.com>
6472 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
6473 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
6475 2007-01-16 David Edelsohn <edelsohn@gnu.org>
6477 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
6478 (strong_alias): Define.
6479 (__gcc_qmul): Provide non-FMA for soft-float.
6485 (__gcc_qunord): New.
6495 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
6496 soft-float functions.
6497 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
6498 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
6499 about long double soft float.
6501 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
6502 Tehila Meyzels <tehila@il.ibm.com>
6504 * tree-vectorizer.h (is_pattern_stmt_p): New.
6505 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
6506 formatting (tabs instead of spaces). Cleanup and clarify setting
6507 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
6508 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
6509 (vectorizable_type_demotion): Check that types are integral.
6510 (vectorizable_type_promotion): Likewise.
6511 (vectorizable_store): Fix typo. Eliminate new-line at end of
6514 2007-01-16 Jan Hubicka <jh@suse.cz>
6516 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
6519 2007-01-15 Eric Christopher <echristo@apple.com>
6521 * ifcvt.c: Include vec.h, vecprim.h.
6522 (check_cond_move_block): New argument regs.
6523 Reorganize. Add registers used to regs.
6524 (cond_move_process_if_block): Use regs set above as
6527 2007-01-15 Eric Christopher <echristo@apple.com>
6529 * config/darwin.h: Update copyright.
6530 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
6531 (LINK_COMMAND_SPEC): Add -u.
6532 (LINK_SPEC): Fix umbrella for above.
6534 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
6536 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
6539 2007-01-15 Tom Tromey <tromey@redhat.com>
6541 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
6542 * doc/install.texi (Testing): Don't mention jacks.
6543 (Configuration): Document --enable-java-maintainer-mode. Move
6544 --with-java-home to libgcj-specific section. Document
6546 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
6548 2007-01-15 Jan Hubicka <jh@suse.cz>
6550 * tree-ssa-dce.c (DCE_TODOs): New.
6551 (propagate_necessity): Return if something changed.
6552 (eliminate_unnecessary_stmts): Likewise.
6553 (perform_tree_ssa_dce): Return TODO flags when needed.
6554 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
6556 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
6558 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
6559 (fyl2x_extend<mode>xf3_i387): New insn pattern.
6560 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
6561 patterns using X87MODEF12 mode macro. Extend operand 1
6562 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6563 (log10<mode>2): Ditto.
6564 (log2<mode>2): Ditto.
6565 (log1p<mode>2): Ditto.
6566 (logb<mode>2): Ditto.
6567 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
6568 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
6569 (*fxtractxf3_i387): Rename from *fxtractxf3.
6570 (fxtract_extend<mode>xf3_i387): New insn pattern.
6571 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
6572 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
6573 and gen_fyl2xxf3_i387().
6575 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
6577 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
6578 * cfgloopmanip.c (fix_loop_placement): Made static. Use
6579 get_loop_exit_edges. Changed return type to bool.
6580 * cfgloop.h (fix_loop_placement): Declaration removed.
6582 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
6584 * param.h (MIN_VECT_LOOP_BOUND): New.
6585 * params.def (MIN_VECT_LOOP_BOUND): New.
6586 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
6587 argument - minimum threshold for number of iterations.
6588 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
6589 argument to declaration.
6590 * tree-vect-analyze.c (vect_analyze_operations): Check value of
6591 MIN_VECT_LOOP_BOUND.
6592 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
6593 slpeel_tree_peel_loop_to_edge with additional argument.
6594 (vect_do_peeling_for_alignment): Likewise.
6595 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
6597 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
6600 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
6603 2007-01-14 Jan Hubicka <jh@suse.cz>
6605 * tree-dfa.c (remove_referenced_var): New function.
6606 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
6607 prune referenced vars list too.
6608 * tree-flow.h (remove_referenced_var): Declare.
6610 2007-01-14 Jan Hubicka <jh@suse.cz>
6612 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
6614 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
6615 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
6616 * except.h (verify_eh_throw_table_statements): Kill prototype.
6617 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
6618 into call exrepssions.
6619 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
6621 * tree-cfg.c: Include pointer-set.h.
6622 (verify_node_sharing): Work on pointer set.
6623 (verify_eh_throw_stmt_node): New.
6624 (verify_stmts): Use pointers sets, verify throw_stmt.
6626 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
6628 * ipa-reference.c (analyze_function): Consider also addresses taken
6631 2007-01-12 Roger Sayle <roger@eyesopen.com>
6633 * c-typeck.c (null_pointer_constant_p): Replace use of
6634 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6635 (build_c_cast): Likewise.
6637 2007-01-12 Roger Sayle <roger@eyesopen.com>
6639 * tree.h (force_fit_type_double): Remove unused final argument.
6640 * c-common.c (constant_expression_warning): Replace use of
6641 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6642 (convert_and_check): Likewise.
6643 (shorten_compare): Update call to force_fit_type_double.
6644 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
6645 * convert.c (convert_to_pointer): Update call to
6646 force_fit_type_double.
6647 * fold-const.c (force_fit_type_double): Remove overflowed_const
6649 (int_const_binop, fold_convert_const_int_from_int,
6650 fold_convert_const_int_from_real, fold_div_compare,
6651 fold_sign_changed_comparison, fold_unary, fold_negate_const,
6652 fold_abs_const, fold_not_const): Remove the final argument from
6653 calls to force_fit_type_double.
6655 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6657 * configure.ac: Set insn to "nop" for spu-*-* also.
6658 * configure: Regenerate.
6660 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
6662 * builtins.def : Add BUILT_IN_FREE.
6664 2007-01-12 Jan Hubicka <jh@suse.cz>
6666 PR tree-optimization/30443
6667 * tree-inline.c (tree_function_versioning): Do not optimize when
6668 cloning for inlining.
6670 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
6672 * doc/loop.texi: Document recording of loop exits.
6673 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
6674 (update_single_exits_after_duplication,
6675 update_single_exit_for_duplicated_loop,
6676 update_single_exit_for_duplicated_loops): Removed.
6677 (duplicate_loop_to_header_edge): Do not call
6678 update_single_exits_after_duplication and
6679 update_single_exit_for_duplicated_loops.
6680 (loop_version): Do not update single_exit information.
6681 (fix_loop_structure): Use record_loop_exits instead of
6682 mark_single_exit_loops.
6683 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
6684 the lists of loop exits.
6685 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
6686 split_edge, merge_blocks): Update the lists of loop exits.
6687 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
6688 loop_optimizer_init.
6689 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
6690 of mark_single_exit_loops.
6691 (loop_optimizer_finalize): Call release_recorded_exits.
6692 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
6693 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
6694 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
6695 update single exit information.
6696 * lambda-code.c (perfect_nestify): Ditto.
6697 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
6698 (mark_single_exit_loops): Removed.
6699 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
6700 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
6701 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
6703 (get_loop_exit_edges, single_exit): Use recorded exit lists.
6704 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
6705 (verify_loop_structure): Verify consistency of the exit lists.
6706 (flow_loops_find): Use alloc_loop. Initialize exits hash.
6707 (set_single_exit): Removed.
6708 * cfgloop.h (struct loop_exit): New function.
6709 (struct loop): single_exit_ field replaced by exits field.
6710 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
6711 (struct loops): Added exits hash.
6712 (mark_single_exit_loops, set_single_exit): Declaration removed.
6713 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
6715 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6717 * doc/invoke.texi: Avoid use of @headitem.
6719 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6721 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
6723 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6725 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
6728 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6729 Richard Sandiford <richard@codesourcery.com>
6731 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
6732 * config/m68k/m68k.opt: Resort options.
6733 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
6735 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6736 Richard Sandiford <richard@codesourcery.com>
6738 * doc/invoke.texi: Document the macros that are defined by
6739 m68k's -mtune and -mhard-float options.
6740 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
6741 (m68k_cpp_cpu_family): Likewise.
6742 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
6743 of __ucfv*__ macros. Define __mcffpu__ if generating code for
6744 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
6745 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
6746 (m68k_cpp_cpu_family): Likewise.
6748 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6750 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
6751 macros besides mc68000 as tuning macros. Use a switch statement
6752 to set them and mcpu32.
6754 2007-01-12 Julian Brown <julian@codesourcery.com>
6756 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
6757 (TARGET_68040_ONLY): Rename to...
6758 (TARGET_68040): ...this.
6759 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
6760 * config/m68k/m68k.md: Likewise.
6762 2007-01-12 Julian Brown <julian@codesourcery.com>
6763 Nathan Sidwell <nathan@codesourcery.com>
6764 Richard Sandiford <richard@codesourcery.com>
6766 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
6767 the -mcpu= argument associated with the --with-cpu setting.
6768 Define M68K_DEFAULT_TUNE to the default -mtune= option,
6769 if different from the one implied by the -mcpu setting.
6770 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
6771 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
6772 * doc/invoke.texi: Mention ColdFire in the introduction to the
6773 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
6774 -mno-div and -mhard-float options. Make -m68881 a synonym for
6775 -mhard-float. Document the previously-undocumented -m5206e,
6776 -m528x, -m5307 and -m5407 options. Tweak the existing option
6777 documentation for consistency.
6778 * doc/install.texi: Mention new --with-cpu arguments.
6779 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
6780 default CPU if neither -mcpu nor -march are specified.
6781 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
6782 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
6783 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
6784 using m68k_tune to decide between families that implement the
6785 same ISA. Use m68k_tune to set __mcfv4e__.
6786 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
6787 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
6788 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
6789 (FL_ISA_C, FL_ISA_MMU): New macros.
6790 (MASK_COLDFIRE): Delete.
6791 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
6792 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
6793 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
6794 (TARGET_HARD_FLOAT): Do not define here.
6795 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
6796 (TUNE_68000): New macro.
6797 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
6798 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
6799 (TUNE_CFV2): Redefine in terms of m68k_tune.
6800 (uarch_type, target_device, fpu_type): New enums.
6801 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
6802 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
6803 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
6804 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
6805 (FL_FOR_isa_c): New macros.
6806 (m68k_isa): New enum.
6807 (m68k_target_selection): New structure.
6808 (all_devices, all_isas, all_microarchs): New tables.
6809 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
6810 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
6811 (MASK_ALL_CPU_BITS): Delete.
6812 (m68k_find_selection): New function.
6813 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
6814 Map the legacy target options to a combination of the new ones.
6815 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
6816 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
6817 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
6819 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
6820 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
6822 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
6823 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
6824 * config/m68k/m68k-devices.def: New file.
6826 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6827 Nathan Sidwell <nathan@codesourcery.com>
6829 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
6830 (SUBTARGET_EXTRA_SPECS): New macros.
6831 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
6832 use %(asm_cpu_spec) instead.
6833 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
6834 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
6835 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
6836 (EXTRA_SPECS): Rename to...
6837 (SUBTARGET_EXTRA_SPECS): ...this.
6839 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6840 Richard Sandiford <richard@codesourcery.com>
6841 Julian Brown <julian@codesourcery.com>
6843 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6844 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
6845 to the configuration's default CPU.
6846 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
6847 Remove default masks.
6848 (m680[012]0-*-*): Set the default with_cpu to the first part of
6850 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
6851 (m68k*-*-linux): Extend the --with-cpu handling to...
6852 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
6853 and m68010. Don't set target_cpu_default2.
6854 * doc/install.texi: Document --with-cpu for m68k.
6855 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
6856 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
6857 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
6858 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
6859 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
6860 (ASM_SPEC): Remove use of %(asm_cpu_default).
6861 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
6862 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
6863 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
6864 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
6865 __HAVE_FPU__ if TARGET_HARD_FLOAT.
6866 (TARGET_DEFAULT): Delete.
6867 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
6868 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
6869 (CPP_CPU_SPEC): Delete.
6870 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
6871 the appropriate string.
6872 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
6873 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
6874 (ASM_SPEC): Don't use %(asm_default_spec).
6875 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
6876 TARGET_DEFAULT and add MASK_68881.
6877 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
6879 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6881 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
6882 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
6883 MASK_68010 alongside MASK_68020.
6884 * doc/invoke.texi: Document -m68010.
6885 * config/m68k/m68k.opt (m68010): New.
6886 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
6888 (TUNE_68010): New macro.
6889 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
6890 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
6891 (M68K_CPU_m68332): Add MASK_68010.
6892 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
6893 fallback definition.
6894 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
6896 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
6897 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
6898 to all entries that use MASK_68020.
6899 (output_move_simode_const, output_move_himode, output_move_qimode)
6900 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
6901 instead of TARGET_68020 to select clr behavior. Remove comment
6902 about there being no TARGET_68010.
6903 * config/m68k/m68k.md: Likewise throughout.
6905 2007-01-12 Julian Brown <julian@codesourcery.com>
6907 * config/m68k/m68k.h (TARGET_ISAB): New macro.
6908 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
6909 * config/m68k/m68k.md: Likewise.
6911 2007-01-12 Julian Brown <julian@codesourcery.com>
6913 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
6914 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
6916 2007-01-12 Julian Brown <julian@codesourcery.com>
6918 * config/m68k/m68k.h (TUNE_68040_60): New macro.
6919 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
6920 * config/m68k/m68k.md: Likewise.
6922 2007-01-12 Julian Brown <julian@codesourcery.com>
6923 Richard Sandiford <richard@codesourcery.com>
6925 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
6926 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
6927 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
6929 (TARGET_CPU32): Rename to...
6930 (TUNE_CPU32): ...this.
6931 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
6932 (TUNE_CFV2): New macros.
6933 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
6934 remove conditions that are implied by TARGET_68020.
6935 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
6936 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
6937 (m68k_output_function_epilogue): Likewise.
6938 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
6939 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
6940 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
6941 non-68000 timings. Refactor multiplication and division costs.
6942 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
6943 TUNE_CPU32 instead of TARGET_CPU32.
6944 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
6945 and TUNE_68060 instead of TARGET_68060.
6946 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
6947 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
6949 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
6950 && !TARGET_COLDFIRE" to choose between moveq and clr.
6951 Likewise in the unnamed movsf pattern.
6952 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
6953 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
6956 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6958 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
6959 of tabbing before backslashes.
6961 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6963 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
6964 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
6965 (ASM_OUTPUT_INTERNAL_LABEL): Define.
6967 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6969 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
6970 find_interesting_uses_cond.
6971 (find_interesting_uses_cond): Use extract_cond_operands.
6972 (rewrite_use_compare): Use extract_cond_operands and
6973 force_gimple_operand_bsi. Do not call update_stmt.
6974 (determine_use_iv_cost_condition): Use extract_cond_operands.
6975 Return cheaper of using original bound and changing the exit bound.
6977 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6979 PR tree-optimization/29516
6980 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
6981 most_expensive_mult_to_index, addr_to_parts,
6982 create_mem_ref, maybe_fold_tmr): Make the type of
6983 fields of TARGET_MEM_REF sizetype.
6984 (move_fixed_address_to_symbol, move_pointer_to_base):
6986 * tree.def (TARGET_MEM_REF): Add comment on types of
6989 2007-01-11 Joseph Myers <joseph@codesourcery.com>
6991 * c-common.c (vector_types_convertible_p): Treat opaque types as
6992 always convertible if they have the same size, but not otherwise.
6994 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
6996 * ifcvt.c (struct noce_if_info): Add comments to the fields.
6997 Remove the b_unconditional field.
6998 (noce_try_sign_mask): Do not look at b_unconditional.
6999 (noce_process_if_block): Do not use merge_if_blocks. Update
7000 the CFG here. Do not set b_unconditional.
7001 (cond_move_process_if_block): Likewise.
7002 (find_cond_trap): Likewise.
7003 (check_cond_move_block): Require simple jump insns at the end
7006 2007-01-11 Jan Hubicka <jh@suse.cz>
7008 PR tree-optimization/1046
7009 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
7010 when alias info is not ready.
7011 (pass_tail_recursion): Do not require aliasing.
7012 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
7013 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
7014 * tree-ssa-copy.c (pass_copy_prop): Likewise.
7015 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
7016 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
7017 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
7018 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
7020 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
7021 When aliasing is not build, mark statement as volatile.
7023 2007-01-11 Tom Tromey <tromey@redhat.com>
7025 PR preprocessor/15185, PR preprocessor/20989:
7026 * doc/cppopts.texi <-MT>: Update description of algorithm for
7027 computing default target.
7028 <-M, -MD>: Reword "basename" text.
7030 2007-01-11 Roger Sayle <roger@eyesopen.com>
7032 * builtins.c (expand_builtin_pow, expand_builtin_powi,
7033 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
7034 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
7035 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
7036 fold_builtin_bswap, real_constp, fold_builtin_pow,
7037 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
7038 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
7039 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7040 * convert.c (convert_to_pointer): Likewise.
7041 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7042 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
7043 const_binop, fold_convert_const_int_from_int,
7044 fold_convert_const_int_from_real,
7045 fold_convert_const_real_from_real, sign_bit_p,
7046 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
7047 fold_sign_changed_comparison, fold_unary, fold_comparison,
7048 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
7049 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
7050 * print-tree.c (print_node_brief, print_node): Likewise.
7051 * stor-layout.c (place_field, layout_type): Likewise.
7052 * tree-chrec.c (keep_cast): Likewise.
7053 * tree.c (build_vector, build_real, build_real_from_int_cst,
7054 build_complex): Likewise.
7056 2007-01-11 Roger Sayle <roger@eyesopen.com>
7058 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
7059 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
7061 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
7063 * configure.ac (strict1_warn): Rename to strict_warn.
7064 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
7065 cc_set_by_configure, quoted_cc_set_by_configure,
7066 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
7067 all_boot_languages, all_stagestuff): Remove.
7068 (target_list): Remove bootstrap targets.
7069 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
7070 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
7071 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
7072 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
7073 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
7074 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
7075 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
7076 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
7077 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
7078 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
7079 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
7080 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
7081 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
7082 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
7083 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
7084 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
7085 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
7086 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
7087 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
7088 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
7089 (mostlyclean): Adjust.
7090 (clean, distclean): Don't mention bootstrap stuff.
7091 * configure: Regenerate.
7092 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
7093 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
7094 treelang/config-lang.in (stagestuff): Remove.
7095 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
7096 stageprofile, stagefeedback, stagestuff): Remove mention.
7098 2007-01-11 Nick Clifton <nickc@redhat.com>
7100 * config/mcore/predicates.md (mcore_general_movesrc_operand):
7102 (mcore_general_movdst_operand): Do not accept CONST_INTs.
7103 (mcore_arith_K_S_operand): Run the test for the S constraint not
7104 the test for the M constraint.
7105 (mcore_addsub_operand): Do not accept integer values that are
7106 larger than 32 bits.
7107 * config/mcore/mcore.md: Remove unused constraints from split.
7108 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
7110 (allocate_stack): Likewise.
7111 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
7112 operands to 32 bits.
7113 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
7115 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
7116 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
7117 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
7118 mcore_output_bclri, mcore_output_andn, output_inline_const,
7119 mcore_output_move, mcore_output_movedouble): Likewise.
7120 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
7121 (output_inline_const): Likewise.
7122 (output_inline_const): Fix format strings used in sprintf
7124 * config/mcore/mcore-protos.h: Update prototypes for changed
7125 functions in mcore.c.
7126 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
7127 HOST_WIDE_INT and not int.
7128 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
7129 CONST_OK_FOR_N): Likewise.
7130 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
7131 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
7134 2007-01-10 Jan Hubicka <jh@suse.cz>
7136 * tree-vrp.c (remove_range_assertions): Release defs.
7137 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
7138 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
7140 2007-01-10 Paul Brook <paul@codesourcery.com>
7142 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
7143 * config/arm/arm.md (mulsi3subsi): New insn.
7145 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
7147 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
7148 (tree_transform_and_unroll_loop): New.
7149 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
7152 2007-01-10 Robert Kennedy <jimbob@google.com>
7154 * fold-const.c (fold_comparison): Fold comparisons like (x *
7155 1000 < 0) to (x < 0).
7157 2007-01-10 Ian Lance Taylor <iant@google.com>
7159 * tree-pretty-print.c (dump_generic_node): Print parentheses when
7160 operands have the same priority.
7162 2007-01-10 Tom Tromey <tromey@redhat.com>
7164 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
7165 (fold_binary): Likewise.
7166 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
7167 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
7168 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
7169 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
7170 * langhooks.h (struct lang_hooks): Removed field
7171 'can_use_bit_fields_p'.
7173 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
7175 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
7177 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
7179 * function.c (get_last_funcdef_no): New function.
7180 * function.h (get_last_funcdef_no): Declare.
7181 * tree-inline.c (initialize_cfun): Add initialization.
7182 (tree_function_versioning): Cleanup.
7184 2007-01-10 Jan Hubicka <jh@suse.cz>
7186 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
7189 2007-01-10 Sa Liu <saliu@de.ibm.com>
7190 Ben Elliston <bje@au.ibm.com>
7192 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
7193 for SAVE_NONLOCAL and Pmode for any other save level.
7194 * spu-protos.h (spu_restore_stack_block): Declare.
7195 * spu.md (save_stack_block): Remove.
7196 (restore_stack_block): Call spu_restore_stack_block.
7197 * spu.c (spu_restore_stack_block): New function.
7198 (spu_expand_epilogue): Remove old comment.
7200 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7202 PR tree-optimization/30322
7203 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
7204 (cand_value_at): Return the value as aff_tree.
7205 (may_eliminate_iv): Convert the bound from aff_tree to tree.
7206 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
7207 aff_combination_mult): New functions.
7208 (aff_combination_add): Use aff_combination_add_cst.
7209 (aff_combination_convert): Allow conversions to a wider type.
7210 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
7211 * tree-affine.h (aff_combination_mult): Declare.
7213 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
7215 * doc/tm.texi: Update documentation to reflect reality of exec
7216 and start file search behaviours. Update copyright year.
7217 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
7218 header file directories.
7220 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
7222 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
7223 (*cosxf2): Rename to cosxf2_i387.
7224 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
7225 using X87MODEF12 mode macro. Rename patterns to
7226 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
7228 (*cosdf2, *cossf2): Ditto.
7229 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
7230 to match extended input operands.
7231 (sincos<mode>3): New expander.
7232 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
7233 insn patterns and corresponding splitters.
7235 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
7237 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
7238 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
7240 2007-01-09 Nicolas Pitre <nico@cam.org>
7243 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
7245 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7247 * target.h (struct gcc_target): New field library_rtti_comdat.
7248 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
7249 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
7250 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
7251 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
7253 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7255 * doc/invoke.texi (Optimize Options): Correct description of -O0.
7257 2007-01-08 Richard Guenther <rguenther@suse.de>
7259 * tree.h (force_fit_type_double): Export.
7260 (force_fit_type): Remove.
7261 * fold-const.c (force_fit_type_double): New function.
7262 (force_fit_type): Remove.
7263 (int_const_binop): Use it.
7264 (fold_convert_const_int_from_int): Likewise.
7265 (fold_convert_const_int_from_real): Likewise.
7266 (fold_div_compare): Likewise.
7267 (fold_sign_changed_comparison): Likewise.
7268 (fold_unary): Likewise.
7269 (fold_negate_const): Likewise.
7270 (fold_abs_const): Likewise.
7271 (fold_not_const): Likewise.
7272 * c-common.c (shorten_compare): Use force_fit_type_double.
7273 * convert.c (convert_to_pointer): Likewise.
7275 2007-01-08 Richard Guenther <rguenther@suse.de>
7277 * tree.h (build_int_cst_wide_type): Export.
7278 * tree.c (build_int_cst_wide_type): New function.
7279 (build_int_cst_wide): Fix comment.
7280 * builtins.c (fold_builtin_object_size): Use build_int_cst
7281 to build -1 or 0 of the correct type. Use fit_double_type
7282 to check for overflow.
7283 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
7285 (decode_field_reference): Likewise.
7286 (all_ones_mask_p): Likewise.
7287 (native_interpret_int): Use build_int_cst_wide_type.
7288 (fold_binary): Use build_int_cst_type to build an all-ones
7290 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
7292 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
7294 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
7296 2007-01-09 Ben Elliston <bje@au.ibm.com>
7298 * genautomata.c (STATS_OPTION): New option.
7299 (stats_flag): New flag.
7300 (gen_automata_option): Handle it.
7301 (initiate_automaton_gen): Ditto.
7302 (write_automata): Output statistics only if stats_flag is
7303 set. Likewise, output time statistics only if time_flag is set.
7304 * doc/md.texi (Processor pipeline description): Document new flag.
7306 2007-01-08 Richard Guenther <rguenther@suse.de>
7308 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
7309 * tree.c (build_int_cst_type): Likewise.
7310 (size_in_bytes): Don't call force_fit_type on the result.
7311 (int_fits_type_p): Use fit_double_type.
7312 * fold-const.c (fit_double_type): New function.
7313 (force_fit_type): Use it.
7314 * tree.h (fit_double_type): Export.
7316 2007-01-08 Jan Hubicka <jh@suse.cz>
7318 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
7319 * ipa.c (function_and_variable_visibility): Fix return type.
7321 2007-01-08 Richard Guenther <rguenther@suse.de>
7323 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
7324 of offset to build the index.
7325 * tree-pretty-print.c (dump_generic_node): Don't build negated
7326 const just for printing.
7327 * c-pretty-print.c (pp_c_integer_constant): Likewise.
7328 * builtins.c (fold_builtin_int_roundingfn): Check if result
7329 fits the type by using force_fit_type and comparing the result.
7330 * predict.c (predict_loops): Use compare_tree_int for comparison.
7331 * tree.c (build_int_cst): Fall back to integer_type_node for
7333 (build_int_cst_wide): Assert type is non-null.
7335 2007-01-08 Roberto Costa <roberto.costa@st.com>
7337 * tree-vrp.c (extract_range_from_cond_expr): New.
7338 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
7339 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
7341 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
7342 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
7343 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
7344 used as expressions.
7345 * tree-object-size.c (cond_expr_object_size): New.
7346 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
7348 2007-01-08 Jan Hubicka <jh@suse.cz>
7350 * tree-ssa-forwprop.c (forward_propagate_into_cond,
7351 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
7354 2007-01-08 Richard Guenther <rguenther@suse.de>
7356 PR tree-optimization/23603
7357 * tree-vrp.c (set_value_range_to_truthvalue): New function.
7358 (extract_range_from_binary): Fall back to truthvalue instead of
7359 varying for TRUTH_*_EXPR.
7360 (extract_range_from_comparison): Fall back to truthvalue instead of
7362 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
7363 if all visited PHI values were constant.
7365 2007-01-08 Jan Hubicka <jh@suse.cz>
7367 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
7368 (cgraph_analyze_function): break out from ...
7369 (cgraph_finalize_compilation_unit): ... here.
7370 (cgraph_expand_function): Remove forgoten commented out line.
7371 (cgraph_optimize): Analyze functions.
7373 2007-01-08 Jan Hubicka <jh@suse.cz>
7375 * tree-pas.h (TODO_remove_function): New flag.
7376 (TODO_update*): Renumber.
7377 (pass_ipa_increase_alignment,
7378 pass_ipa_function_and_variable_visibility): New passes.
7379 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
7380 (cgraph_function_and_variable_visibility): Move to ipa.c
7381 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
7382 cgraph_increase_alignment.
7383 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
7384 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
7385 calling tree-inline.
7386 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
7387 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
7388 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
7389 (gate_increase_alignment): New function.
7390 (pass_ipa_increase_alignment): New pass.
7391 * ipa.c: Inline tree-pass.h and timevar.h
7392 (function_and_variable_visibility): Move here from cgraphunit.c
7393 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
7394 * passes.c (init_optimization_passes): Add the two new passes.
7395 (execute_todo): Handle cgraph_remove_functions.
7397 2007-01-08 Nick Clifton <nickc@redhat.com>
7399 * config/frv/predicates.md (reg_or_0_operand): Accept
7402 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
7404 * config/bfin/rtems.h, config/bfin/t-rtems: New.
7405 * config.gcc: Add bfin*-rtems*.
7407 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7409 * c.opt: Add -flax-vector-conversions.
7410 * c-typeck.c (convert_for_assignment): Pass flag to
7411 vector_types_convertible_p to allow emission of note.
7412 (digest_init): Likewise.
7413 * c-opts.c: Handle -flax-vector-conversions.
7414 * c-common.c (flag_lax_vector_conversions): New.
7415 (vector_types_convertible_p): Unless -flax-vector conversions
7416 has been passed, disallow conversions between vectors with
7417 differing numbers of subparts and/or element types. If such
7418 a conversion is disallowed, possibly emit a note on the first
7419 occasion only to inform the user of -flax-vector-conversions.
7420 The new last argument specifies this.
7421 * c-common.h (flag_lax_vector_conversions): New.
7422 (vector_types_convertible_p): Add extra argument.
7423 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
7424 char_type_node for V*QI type vectors.
7425 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
7426 Update to satisfy new typechecking rules.
7427 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
7429 * doc/invoke.texi (C Dialect Options): Document
7430 -flax-vector-conversions.
7432 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7434 PR tree-optimization/29877
7435 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
7436 a register variable on the RHS to not be replaceable.
7438 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
7439 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
7440 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
7441 const_simm15, const_pow2, const_npow2): Added.
7442 * config/score/misc.md (insv, extv, extzv, movmemsi,
7443 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
7444 * config/score/score.c (score_address_cost, score_select_cc_mode):
7446 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
7447 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
7448 Update score_print_operand.
7449 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
7450 Adjust register allocate order and update some macro define.
7451 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
7452 mdx_block_move_straight, mdx_block_move_loop_head,
7453 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
7454 mdx_block_move): Added.
7455 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
7456 mdp_limm): Updated and fix some bug and typo.
7457 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
7458 (movsf, movdf, doloop_end): Added.
7460 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
7462 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
7463 config/arm/thumb2.md: Fix comment typos.
7464 * doc/extend.texi: Fix a typo.
7466 2007-01-07 Eric Christopher <echristo@apple.com>
7468 * configure.ac: Check for __stack_chk_fail for darwin.
7469 * configure: Regenerate.
7471 2007-01-07 Richard Guenther <rguenther@suse.de>
7473 * tree-vrp.c (extract_range_from_assert): CSE calls to
7474 compare_values where possible.
7475 (extract_range_from_unary_expr): Likewise.
7477 2007-01-07 Anatoly Sokolov <aesok@post.ru>
7479 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
7480 * config/avr/avr.c (call_insn_operand): Delete function.
7481 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
7482 instead of register number. Use predicates.
7483 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
7484 call_insn_operand): Add.
7486 2007-01-06 Jan Hubicka <jh@suse.cz>
7488 * tree-pass.h (pass_build_cgraph_edges): Declare.
7489 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
7490 (visited_nodes): Remove.
7491 (cgraph_create_edges): Move to cgraphbuild.c; rename to
7492 build_cgrpah_edges; make visited_nodes local.
7493 (cgraph_process_new_functions): DO not call initialize_inline_failed.
7494 (record_references_in_initializer): Move to cgraphbuild.c
7495 (initialize_inline_failed, rebuild_cgraph_edges,
7496 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
7497 (verify_cgraph_node): Make visited_nodes local.
7498 (cgraph_analyze_function): Do not call cgraph_create_edges and
7499 initialize_inline_failed.
7500 (cgraph_expand_function): Do not call cgraph_lower_function;
7501 assert that function is already lowered.
7502 * Makefile.in (cgraphbuild.o): New.
7503 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
7504 at the end of lowering passes.
7506 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
7508 * ifcvt.c (cond_move_convert_if_block): New function, code
7509 factored out from...
7510 (cond_move_process_if_block): ...here. Call the new function
7511 on the THEN and ELSE blocks.
7512 (merge_if_block): Do not copy global_live_at_end, merge_blocks
7513 already takes care of this.
7515 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7518 * tree.h (TREE_OVERFLOW_P): New.
7519 * c-typeck.c (parser_build_unary_op): Warn only if result
7520 overflowed and operands did not.
7521 (parser_build_binary_op): Likewise.
7522 (convert_for_assignment): Remove redundant overflow_warning.
7523 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
7525 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7527 * c-typeck.c (store_init_value): Split over two lines to follow
7528 the GNU coding style.
7530 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
7532 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
7533 __GXX_EXPERIMENTAL_CXX0X__.
7534 * doc/cpp.texi: Same.
7536 2007-01-05 Richard Guenther <rguenther@suse.de>
7539 * tree.c (get_narrower): Do not construct COMPONENT_REFs
7540 with mismatched types. Instead explicitly build a
7541 conversion NOP_EXPR.
7543 2007-01-05 Ian Lance Taylor <iant@google.com>
7545 * c-common.c (decl_with_nonnull_addr_p): New function.
7546 (c_common_truthvalue_conversion): Call it.
7547 * c-typeck.c (build_binary_op): Likewise.
7548 * c-common.h (decl_with_nonnull_addr_p): Declare.
7550 2007-01-05 Jakub Jelinek <jakub@redhat.com>
7553 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
7556 2007-01-05 Joel Brobecker <brobecker@adacore.com>
7558 * doc/install.texi (Final install): Document the fact that
7559 the GNAT runtime should not be stripped.
7561 2007-01-04 Jan Hubicka <jh@suse.cz>
7563 * tree-inline.c (fold_marked_statements): Update operand caches
7564 and EH after folding
7566 2007-01-04 Ian Lance Taylor <iant@google.com>
7568 * c-common.c (check_function_nonnull): Whitespace fix.
7570 2007-01-04 Jan Hubicka <jh@suse.cz>
7572 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
7573 comitted older version of patch.
7574 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
7575 function, celanup cfg and collect garbage.
7577 2007-01-04 Mike Stump <mrs@apple.com>
7579 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
7582 2007-01-04 Eric Christopher <echristo@apple.com>
7584 * libgcc2.c (__bswapsi2): Use SItype.
7585 (__bswapdi2): Use DItype.
7586 * libgcc2.h: Update for above.
7588 2007-01-04 Paul Brook <paul@codesourcery.com>
7590 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
7591 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
7592 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
7593 umulsidi3, umulsidi3adddi, smulsi3_highpart,
7594 umulsi3_highpart): Make conditional on !arm_arch6.
7595 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
7596 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
7597 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
7598 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
7599 umulsi3_highpart_v6): New insns.
7601 2007-01-04 Roger Sayle <roger@eyesopen.com>
7603 * fold-const.c (fold_convert): When casting an expression to void,
7604 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
7605 have a type. Instead of attempting to build a NOP_EXPR, return
7606 these "special" trees directly.
7608 2007-01-04 Joseph Myers <joseph@codesourcery.com>
7610 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
7611 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
7612 rs6000_cost->fp not 0 as adjustment for outer NEG.
7614 2007-01-04 Jan Hubicka <jh@suse.cz>
7616 * cgraph.c (cgraph_release_function_body): New function.
7617 (cgraph_remove_node): Use it.
7618 * cgraph.h (cgraph_release_function_body): Declare.
7619 * cgraphunit.c (cgraph_expand_function): Use it.
7620 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
7621 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
7622 is initialized and while compilation of other function is running.
7623 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
7624 statement CFG annotations from here to ...
7625 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
7627 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
7629 * cfgloop.h (enum li_flags): Make the constants powers of two.
7631 2007-01-04 Jan Hubicka <jh@suse.cz>
7633 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
7635 (fold_marked_statements): New function.
7636 (optimize_inline_calls, tree_function_versioning): Fold new statements.
7637 * tree-inline.h (copy_body_data): Add statements_to_fold.
7639 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
7641 * config.gcc: Mention libgcc/config.host.
7642 * Makefile.in: Update comments mentioning libgcc.
7643 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
7644 (all.cross, start.encap, rest.encap, rest.cross): Update
7645 dependencies for libgcc move.
7646 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
7647 (clean-target, clean-target-libgcc): Delete.
7648 (srcdirify, GCC_EXTRA_PARTS): New macros.
7649 (libgcc-support, libgcc.mvars): New rules.
7650 (distclean): Remove mention of mklibgcc.
7651 (install): Don't reference INSTALL_LIBGCC.
7652 (install-common): Don't reference EXTRA_PARTS.
7653 (install-libgcc, install-multilib): Delete rules.
7654 * mklibgcc.in: Delete file.
7655 * doc/configfiles.texi: Don't mention mklibgcc.
7657 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
7658 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
7659 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
7660 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
7661 (mklibgcc, ldblspecs): Likewise.
7663 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
7664 (posixpre.def): Use $(T).
7665 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
7666 (SHLIB_SRC, SHLIB_INSTALL): Delete.
7667 (SHLIB_LINK): Make dummy.
7668 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
7670 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
7672 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
7673 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
7674 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
7675 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
7677 * configure.ac (all_outputs): Remove mklibgcc.
7678 * configure: Regenerated.
7680 2007-01-03 Josh Conner <jconner@apple.com>
7683 * calls.c (compute_argument_addresses): Set stack and stack_slot
7684 for partial args, too.
7685 (store_one_arg): Use locate.size.constant for the size when
7686 generating a save_area.
7688 2007-01-03 Robert Kennedy <jimbob@google.com>
7690 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
7691 whose definitions are deleted due to basic block merging.
7693 2007-01-03 Paul Brook <paul@codesourcery.com>
7696 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
7698 (use_return_insn): Return 0 for Thumb interrupt functions.
7699 (print_multi_reg): Add rfe argument for IRQ returns.
7700 (arm_output_epilogue): Pop interrupt return address directly into PC.
7701 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
7703 2007-01-03 Paul Brook <paul@codesourcery.com>
7705 Merge from sourcerygxx-4_1.
7706 * config/arm/thumb2.md: New file.
7707 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
7709 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
7710 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
7711 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
7712 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
7714 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
7715 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
7717 * config/arm/ieee754-sf.S: Ditto.
7718 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
7719 (thumb1_base_register_rtx_p): ... to this.
7720 (thumb_index_register_rtx_p): Rename...
7721 (thumb1_index_register_rtx_p): ... to this.
7722 (thumb_output_function_prologue): Rename...
7723 (thumb1_output_function_prologue): ... to this.
7724 (thumb_legitimate_address_p): Rename...
7725 (thumb1_legitimate_address_p): ... to this.
7726 (thumb_rtx_costs): Rename...
7727 (thumb1_rtx_costs): ... to this.
7728 (thumb_compute_save_reg_mask): Rename...
7729 (thumb1_compute_save_reg_mask): ... to this.
7730 (thumb_final_prescan_insn): Rename...
7731 (thumb1_final_prescan_insn): ... to this.
7732 (thumb_expand_epilogue): Rename...
7733 (thumb1_expand_epilogue): ... to this.
7734 (arm_unwind_emit_stm): Rename...
7735 (arm_unwind_emit_sequence): ... to this.
7736 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
7737 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
7738 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
7739 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
7740 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
7741 thumb2_output_casesi): New functions.
7742 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
7743 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
7744 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
7745 THUMB2_WORK_REGS): Define.
7746 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
7747 arm_condexec_mask, arm_condexec_masklen)): New variables.
7748 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
7749 (arm_override_options): Check new CPU capabilities.
7750 Set new architecture flag variables.
7751 (arm_isr_value): Handle v7m interrupt functions.
7752 (user_return_insn): Return 0 for v7m interrupt functions. Handle
7754 (const_ok_for_arm): Handle Thumb-2 constants.
7755 (arm_gen_constant): Ditto. Use movw when available.
7756 (arm_function_ok_for_sibcall): Return false for v7m interrupt
7758 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
7759 (thumb_find_work_register, arm_load_pic_register,
7760 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
7761 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
7762 print_multi_reg, output_mov_long_double_fpa_from_arm,
7763 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
7764 output_mov_double_fpa_from_arm, output_move_double,
7765 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
7766 output_return_instruction, arm_output_function_prologue,
7767 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
7768 arm_output_mi_thunk, thumb_set_return_address): Ditto.
7769 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
7770 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
7771 (arithmetic_instr, shift_op): Use arm_shift_nmem.
7772 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
7774 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
7775 (thumb_expand_prologue): Use thumb_set_frame_pointer.
7776 (arm_file_start): Output directive for unified syntax.
7777 (arm_unwind_emit_set): Handle stack alignment instruction.
7778 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
7779 Add v6t2, v7, v7a, v7r and v7m.
7780 (RETLDM): Add Thumb-2 code.
7781 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
7782 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
7783 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
7784 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
7785 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
7786 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
7787 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
7788 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
7789 ADJUST_INSN_LENGTH): Define.
7790 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
7791 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
7792 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
7793 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
7794 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
7795 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
7796 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
7797 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
7798 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
7799 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
7800 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
7801 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
7802 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
7803 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
7804 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
7805 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
7806 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
7808 * config/arm/arm-tune.md: Regenerate.
7809 * config/arm/arm-protos.h: Update prototypes.
7810 * config/arm/vfp.md: Enable patterns for Thumb-2.
7811 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
7812 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
7813 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
7814 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
7815 * config/arm/libunwind.S: Add Thumb-2 code.
7816 * config/arm/constraints.md: Update include Thumb-2.
7817 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
7818 * config/arm/ieee754-df.S: Ditto.
7819 * config/arm/bpabi.S: Ditto.
7820 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
7821 * config/arm/predicates.md (low_register_operand,
7822 low_reg_or_int_operand, thumb_16bit_operator): New.
7823 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
7824 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
7825 * config/arm/t-arm-elf: Add armv7 multilib.
7826 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
7828 (UNSPEC_STACK_ALIGN, ce_count): New.
7829 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
7830 arm_zero_extendsidi2, arm_zero_extendqidi2): New
7832 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
7833 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
7834 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
7835 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
7836 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
7837 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
7839 * doc/extend.texi: Document ARMv7-M interrupt functions.
7840 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
7842 2007-01-03 Jakub Jelinek <jakub@redhat.com>
7844 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
7845 (struct _Unwind_Context): Rename args_size to flags, remove
7846 signal_frame field, add a new args_size field and version field.
7847 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
7848 _Unwind_IsExtendedContext): New inline functions.
7849 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
7850 Assume by_value array is only present if _Unwind_IsExtendedContext.
7851 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
7852 _Unwind_IsSignalFrame.
7853 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
7854 (uw_update_context_1): Use _Unwind_SetSignalFrame.
7855 (uw_init_context_1): Initialize context->flags to
7856 EXTENDED_CONTEXT_BIT.
7857 * config/rs6000/linux-unwind.h (frob_update_context): Use
7858 _Unwind_SetSignalFrame.
7860 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7863 * gimplify.c (gimplify_modify_expr_complex_part): Move below
7864 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
7867 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
7869 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
7870 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
7871 RET, AT_SP): Remove.
7872 * config/i386/i386.md (*sse_prologue_save_insn): Use return
7875 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
7876 * cfgbuild.c (find_basic_blocks): Likewise.
7877 * cfgrtl.c (rtl_create_basic_block): Likewise.
7878 * function.c (temp_slots_at_level): Likewise.
7879 * reg-stack.c (stack_regs_mentioned): Likewise.
7880 * regclass.c (allocate_reg_info): Likewise.
7881 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
7882 set_bb_for_stmt, move_block_to_fn): Likewise.
7883 * tree-complex.c (tree_lower_complex): Likewise.
7884 * vec.h (VEC_safe_grow_cleared): New.
7886 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
7888 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
7890 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
7891 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
7893 * cfgloopmanip.c (scale_loop_frequencies): Export.
7894 (loopify): Scale the frequencies by prescribed coefficients.
7895 (set_zero_probability): New function.
7896 (duplicate_loop_to_header_edge): Improve updating of frequencies.
7897 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
7898 and frequencies according to arguments.
7899 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
7901 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
7902 * modulo-sched.c (sms_schedule): Set probabilities for entering
7903 versioned loop correctly.
7904 * tree-vect-transform.c (vect_transform_loop): Ditto.
7905 * cfgloop.h (loopify, loop_version): Declaration changed.
7906 (scale_loop_frequencies): Declared.
7908 2007-01-02 Jan Hubicka <jh@suse.cz>
7910 * cgraph.c: Include tree-flow.h
7911 (cgraph_add_new-function): Handle IPA_SSA mode; execute
7913 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
7914 * tree-pass.h (pass_all_early_optimizations): Declare.
7915 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
7917 (cgraph_analyze_function): Do early_local_passes.
7918 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
7919 Do not add referenced vars.
7920 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
7922 (gate_all_early_local_passes): New gate.
7923 (pass_early_local_passes): Use new gate.
7924 (execute_early_local_optimizations): New functions.
7925 (gate_all_early_optimizations): New gate.
7926 (pass_all_early_optimizations): New pass.
7927 (execute_free_datastructures): Free SSA only when initialized.
7928 (gate_init_datastructures): Init only when optimizing.
7929 (tree_lowering_passes): Do early local passes when called late.
7930 * tree-profile.c (do_tree_profiling): Don't profile functions added
7932 (do_early_tree_profiling, pass_early_tree_profile): Kill.
7933 * tree-cfg.c (update_modified_stmts): Do not update when operands are
7935 * passes.c (init_optimizations_passes): Reorder so we go into SSA
7936 during early_local_passes.
7937 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
7940 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
7942 * Makefile.in: Update copyright year.
7944 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
7946 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
7947 in $(lang_checks) and check-consistency targets.
7949 2007-01-02 Jan Hubicka <jh@suse.cz>
7951 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
7952 Do not add referenced vars.
7953 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
7955 * passes.c (init_optimization_passes): Put mudflap_2 after
7956 free_datastructures.
7958 2007-01-02 Jan Hubicka <jh@suse.cz>
7960 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
7961 Set NOTHROW flag on call statements proved to be nothrow.
7962 Update statement of local calls so new pure/const functions are
7963 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
7965 (tree_rest_of_compilation): Register hooks and initialize bitmap
7966 early. Do not set after_inlining flag.
7968 2007-01-02 Steve Ellcey <sje@cup.hp.com>
7970 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
7971 HOST_BITS_PER_LONGLONG
7973 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7976 * c-typeck.c (store_init_value): Don't emit pedantic overflow
7977 warning for non-static initializers.
7979 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
7981 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
7982 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
7983 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
7984 Always use set_unique_reg_note to add REG_EQUAL notes.
7986 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
7989 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
7991 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
7992 * cfgbuild.c (find_basic_blocks): Likewise.
7993 * cfgrtl.c (rtl_create_basic_block): Likewise.
7994 * function.c (temp_slots_at_level): Likewise.
7995 * reg-stack.c (stack_regs_mentioned): Likewise.
7996 * regclass.c (allocate_reg_info): Likewise.
7997 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
7998 set_bb_for_stmt, move_block_to_fn): Likewise.
7999 * tree-complex.c (tree_lower_complex): Likewise.
8000 * vec.h (VEC_safe_grow_cleared): New.
8002 2007-01-02 Ian Lance Taylor <iant@google.com>
8004 * c-common.c (c_common_truthvalue_conversion): When warning about
8005 using an assignment as a truth value, set TREE_NO_WARNING.
8007 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8010 * c.opt (Wold-style-declaration): New.
8011 * doc/invoke.texi (C-only Warning Options): New.
8012 (Wold-style-declaration): Document it.
8013 (Wextra): Enabled by -Wextra.
8014 * c-opts.c (c_common_post_options): Enabled by -Wextra.
8015 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
8016 -Wold-style-declaration.
8018 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8020 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8021 * cfgbuild.c (find_basic_blocks): Likewise.
8022 * cfgrtl.c (rtl_create_basic_block): Likewise.
8023 * function.c (temp_slots_at_level): Likewise.
8024 * reg-stack.c (stack_regs_mentioned): Likewise.
8025 * regclass.c (allocate_reg_info): Likewise.
8026 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8027 set_bb_for_stmt, move_block_to_fn): Likewise.
8028 * tree-complex.c (tree_lower_complex): Likewise.
8029 * vec.h (VEC_safe_grow_cleared): New.
8031 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
8033 * c-common.c (c_common_nodes_and_builtins): Since variants of
8034 void_type_node get built before it is given a name, we need to
8035 give those variants the name, too.
8036 (complete_array_type): We need to work with the canonical main
8037 type of the array, from which we will build the qualified version.
8038 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
8039 * print-tree.c (print_node): Display canonical type information
8041 * stor-layout.c (layout_type): When we don't know the
8042 alignment of a type for which we're building an array, we end up
8043 guessing wrong, so make the type require structural equality.
8044 * tree.c (make_node_stat): When we build a new type, it is its
8046 (build_type_attribute_qual_variant): When building an attribute
8047 variant, its canonical type is the non-attribute variant. However,
8048 if the attributes are target-dependent and they differ, we need to
8049 use structural equality checks for this type.
8050 (build_qualified_type): A qualified type is not equivalent to its
8051 unqualified variant; set the canonical type appropriately.
8052 (build_distinct_type_copy): When building a distinct type from
8053 another type, the new type is its own canonical type.
8054 (build_variant_type_copy): When building a new type variant, we
8055 assume that it is equivalent to the original type.
8056 (build_pointer_type_for_mode): When building a pointer type, also
8057 build a canonical type pointer.
8058 (build_reference_type_for_mode): When building a reference type,
8059 also build a canonical type reference.
8060 (build_index_type): When we can't hash an index type (e.g.,
8061 because its maximum value is negative), the index type requires
8062 structural equality tests.
8063 (build_array_type): Build the canonical form of an array type.
8064 (build_function_type): Function types require structural equality,
8065 because they contain default arguments, attributes, etc.
8066 (build_method_type_directly): Ditto for method types.
8067 (build_offset_type): Build the canonical offset type.
8068 (build_complex_type): Build the canonical vector type.
8069 (make_vector_type): Build the canonical vector type.
8070 * tree.h (TYPE_CANONICAL): New.
8071 (TYPE_STRUCTURAL_EQUALITY_P): New.
8072 (SET_TYPE_STRUCTURAL_EQUALITY): New.
8073 (struct tree_type): Added "canonical" field.
8074 * params.h (VERIFY_CANONICAL_TYPES): New.
8075 * doc/c-tree.texi (TYPE_CANONICAL): Document.
8076 (TYPE_STRUCTURAL_EQUALITY_P): Document.
8077 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
8078 * doc/invoke.texi (verify-canonical-types): Document --param
8079 parameter for verifying canonical types.
8081 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8083 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
8084 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
8085 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
8086 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
8088 * config/rs6000/e500.h: New.
8089 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
8090 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
8092 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
8093 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
8094 TARGET_E500_DOUBLE): Remove.
8095 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
8096 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
8097 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
8098 * config/rs6000/rs6000.c (rs6000_override_options): Use
8101 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8103 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
8104 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
8105 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
8106 rs6000_emit_cmove): Don't check TARGET_E500.
8107 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
8108 sordered): Don't check TARGET_E500.
8110 2007-01-01 Eric Christopher <echristo@apple.com>
8112 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
8113 HARD_REGISTER_NUM_P.
8115 2007-01-01 Roger Sayle <roger@eyesopen.com>
8117 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
8118 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
8119 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
8122 2007-01-01 Mike Stump <mrs@apple.com>
8124 * configure.ac: Remove support for building with Apple's gcc-3.1.
8126 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8129 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
8130 REG is a hard register. Do not modify REG before calling
8132 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
8133 multiple of the size of YMODE for certain lowpart cases.
8135 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8138 * gimplify (voidify_wrapper_expr): Update for
8141 2007-01-01 Andreas Schwab <schwab@suse.de>
8144 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
8145 save of BR0 in extra_spill_size instead of spill_size.
8146 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
8148 (ia64_expand_epilogue): Restore BR0 from its new location.
8150 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8152 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
8153 Use a temporary variable if the left hand side is not a gimple
8156 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8158 * gimplify.c (gimplify_return_expr): Make the temporary variable
8159 for the return expression, a gimple register variable.
8161 2007-01-01 Jan Hubicka <jh@suse.cz>
8163 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
8166 2007-01-01 Mike Stump <mrs@apple.com>
8168 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
8170 * config/darwin.c (machopic_select_rtx_section): Use
8172 (darwin_mergeable_constant_section): Likewise.
8173 * configure: Regenerate.
8174 * config.in: Regenerate.
8176 2007-01-01 Jan Hubicka <jh@suse.cz>
8177 Andrew Pinski <pinskia@gmail.com>
8179 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
8180 before starting IPA passes.