1 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4 * doc/install.texi: Document --enable-stage1-languages
6 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
8 * tree-pass.h (pass_into_cfg_layout_mode,
9 pass_outof_cfg_layout_mode): Declare.
10 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
11 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
12 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
13 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
15 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
17 * c-decl.c (warn_variable_length_array): New function.
18 Refactored from grokdeclarator to handle warn_vla
19 and handle unnamed array case.
20 (grokdeclarator): Refactored VLA warning case.
21 * c.opt (Wvla): New flag.
22 * doc/invoke.texi (Wvla): New warning.
24 2007-03-12 Richard Henderson <rth@redhat.com>
26 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
27 (TARGET_SECTION_TYPE_FLAGS): New.
29 2007-03-12 Richard Henderson <rth@redhat.com>
31 * config/darwin.c (machopic_reloc_rw_mask): New.
32 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
33 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
35 2007-03-12 Mark Mitchell <mark@codesourcery.com>
37 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
38 * cppdefault.h (cpp_PREFIX): Document.
39 (cpp_PREFIX_len): Likewise.
40 (cpp_EXEC_PREFIX): New variable.
41 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
42 * c-incpath.c (add_standard_paths): Correct logic for relocating
45 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
47 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
48 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
50 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
51 fix_truncdfdi_sse using SSEMODEF mode macro.
52 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
53 fix_truncdfsi_sse using SSEMODEF mode macro.
54 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
55 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
57 2007-03-12 Richard Sandiford <richard@codesourcery.com>
59 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
62 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
64 * tree.h : Add multiple_of_p declaration.
65 * fold-const.c (multiple_of_p): Make multiple_of_p public.
66 * ipa-type-escape.c (results_of_malloc): Redundant.
67 (visited_stmts): New. Visited stmt for walk_use_def_chains.
68 (cast_type): Extended with new members.
69 (check_cast): Returns cast_type.
70 (cast): New structure for data of walk_use_def_chains.
71 (is_malloc_result, is_cast_from_non_pointer_1,
72 is_cast_from_non_pointer,
73 is_array_access_through_pointer_and_index): New functions.
74 (look_for_casts): Returns cast types.
75 (check_call): Returns void.
76 (okay_pointer_operation): Use support of pointer plus index,
77 pointer plus constant and allow all multiplications.
79 2007-03-11 Richard Guenther <rguenther@suse.de>
81 PR tree-optimization/31115
82 * tree-vrp.c (extract_range_from_binary_expr): Make sure
83 the shift count is positive and non-anti-range for RSHIFT_EXPR.
84 A shift count of zero is not special as with *_DIV_EXPR.
85 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
88 2007-03-11 Ian Lance Taylor <iant@google.com>
90 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
91 the *_DIV_EXPR codes correctly with overflow infinities.
93 2007-03-11 Ira Rosen <irar@il.ibm.com>
95 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
96 indicate success/failure of the analysis. Add negation to subtrahend
97 in case of subtraction. Fail if both operands contain constants.
98 (create_data_ref): Fail if analyze_offset fails.
100 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
102 * config/i386/i386.md (frndintxf2): Rename to ...
103 (rintxf2): ... this. Remove expander having same name.
104 (rintsf2, rintdf2): Implement using SSEMODEF macro.
105 (roundsf2, rounddf2): Ditto.
106 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
107 (lround<mode>di2, lround<mode>si2): Ditto.
109 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
111 * lower-subreg.c: Include except.h.
112 (decompose_multiword_subregs): Verify that the only control flow
113 insns we can split are loads to multi-words pseudos.
114 Handle breaking such blocks after splitting, instead of calling
115 find_many_sub_basic_blocks.
117 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
118 on the new basic block. Add a lengthy comment explaining why we
119 thought this was necessary.
120 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
122 2007-03-10 Mark Mitchell <mark@codesourcery.com>
125 * tree.c (walk_type_fields): Recurse into the element type of
126 ARRAY_TYPEs if there is a pointer set.
128 2007-03-10 Dirk Mueller <dmueller@suse.de>
130 * c-common.c (warn_logical_operator): Fix condition.
132 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
134 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
136 * config/darwin.c (machopic_select_section): Remove superfluous
137 argument in call to categorize_decl_for_section. Remove unused
140 2007-03-10 Joseph Myers <joseph@codesourcery.com>
142 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
144 * configure: Regenerate.
146 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
149 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
150 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
151 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
152 Add LABEL_NUSES to emitted label.
153 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
154 branch probability value to emitted jump insn.
155 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
156 Do not check life information and do not re-arrange input operands
157 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
159 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
161 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
162 the change of decode_asm_operands.
164 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
166 * mode-switching.c (create_pre_exit): Skip blockage insn.
168 2007-03-09 Diego Novillo <dnovillo@redhat.com>
170 * tree-pass.h (TODO_update_smt_usage): Remove.
172 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
176 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
178 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
179 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
180 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
183 2007-03-09 Geoffrey Keating <geoffk@apple.com>
185 * gcc.c: Document %{, in big comment at top.
186 (input_suffix_matches): Remove special handling for .s and
188 (input_spec_matches): New.
189 (handle_braces): Handle %{,.
190 (validate_switches): ',' indicates a value which is not a switch.
191 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
192 to detect assembler input.
193 * config/i386/sol2.h (CPP_SPEC): Likewise.
194 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
195 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
196 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
197 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
198 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
199 -m64 causes deployment target to default to 10.5.
200 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
202 2007-03-09 Richard Henderson <rth@redhat.com>
205 * target.h (targetm.asm.out.reloc_rw_mask): New.
206 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
207 (TARGET_ASM_OUT): Use it.
208 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
209 * varasm.c (categorize_decl_for_section): Remove shlib argument;
210 use the new reloc_rw_mask target hook instead.
211 (default_section_type_flags_1): Merge into...
212 (default_section_type_flags): ... here.
213 (decl_readonly_section_1): Merge into...
214 (decl_readonly_section): ... here.
215 (default_elf_select_section_1): Merge into...
216 (default_elf_select_section): ... here.
217 (default_unique_section_1): Merge into...
218 (default_unique_section): ... here.
219 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
220 (default_select_rtx_section): Use it.
221 (default_elf_select_rtx_section): Likewise.
222 * output.h: Update to match.
223 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
224 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
225 (TARGET_ASM_RELOC_RW_MASK): New.
226 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
227 to categorize_decl_for_section.
228 (x86_64_elf_unique_section): Likewise.
229 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
230 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
231 (TARGET_ASM_RELOC_RW_MASK): New.
232 * config/ia64/ia64.c (ia64_rwreloc_select_section,
233 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
234 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
235 (TARGET_RWRELOC): Remove.
236 (ia64_section_type_flags): Adjust call to default_section_type_flags.
237 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
238 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
239 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
240 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
241 (rs6000_xcoff_select_section): Use decl_readonly_section.
242 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
243 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
244 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
245 (TARGET_SECTION_TYPE_FLAGS): Remove.
246 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
248 2007-03-09 Roger Sayle <roger@eyesopen.com>
250 * fold-const.c (fold_comparison): Remove compile-time evaluation of
251 complex constant equality/inequality comparisons for here.
252 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
253 known at compile-time or can be simplified to a scalar comparison.
254 (fold_relational_const): Move compile-time evaluation of complex
255 constant equality/inequality comparisons to here.
257 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
259 PR rtl-optimization/30643
260 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
262 (fold_rtx): Recurse, like before 2006-11-03.
264 2007-03-09 DJ Delorie <dj@redhat.com>
266 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
269 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
271 PR tree-optimization/30375
272 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
273 LHS of statements is not the same.
274 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
276 2007-03-09 Chao-ying Fu <fu@mips.com>
278 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
280 * doc/invoke.texi (-mdspr2): Document new option.
281 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
282 New unspec for DSP REV 2.
283 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
284 these instructions are extended in DSP REV 2.
285 (mips-dspr2.md): Include.
286 * config/mips/mips.opt (mdspr2): New option.
287 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
288 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
289 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
290 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
291 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
292 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
293 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
295 (bdesc_map): Add one field of unsupported_target_flags.
296 (bdesc_arrays): Update entries to have extra fields. Add
298 (mips_init_builtins): Initialize new function types.
299 Check unsupported_target_fileds to filter out builtins.
300 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
302 (ASM_SPEC): Pass mdspr2 to the assembler.
303 * config/mips/mips-dspr2.md: New file.
305 2007-03-09 Sa Liu <saliu@de.ibm.com>
307 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
309 2007-03-09 Ian Lance Taylor <iant@google.com>
311 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
312 argument) like -Wstrict-overflow=2.
313 * doc/invoke.texi (Warning Options): Update documentation.
315 2007-03-09 Dirk Mueller <dmueller@suse.de>
318 * doc/invoke.texi (-Wlogical-op): Document.
319 * common.opt (-Wlogical-op): New.
320 * c-common.h (warn_logical_operator): Declare.
321 * c-common.c (warn_logical_operator): Define.
322 * c-typeck.c (parser_build_binary_op): Call
323 warn_logical_operator.
325 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
327 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
328 * final.c (final_scan_insn): Test for non-"" file name.
330 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
332 * doc/loop.texi: Document the Omega linear constraints solver.
333 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
334 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
335 omega-hash-table-size, omega-max-keys, and
336 omega-eliminate-redundant-constraints.
337 * tree-pass.h (pass_check_data_deps): Declared.
340 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
341 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
342 pass_check_data_deps): New.
343 * tree-data-ref.c (init_data_ref): Remove declaration.
344 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
345 (analyze_array): Renamed init_array_ref, move up initializations.
346 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
347 Removed arguments that are set to NULL.
348 (analyze_indirect_ref): Correct indentation, correct call to
350 (object_analysis): Call init_array_ref instead of analyze_array.
351 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
352 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
353 of DR_ACCESS_FNS_ADDR.
354 (init_omega_eq_with_af, omega_extract_distance_vectors,
355 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
356 ddr_consistent_p): New.
357 (compute_affine_dependence): Check consistency of ddrs when
358 flag_check_data_deps is passed.
359 (analyze_all_data_dependences): Uncomment.
360 (tree_check_data_deps): New.
361 * tree-data-ref.h: Include omega.h.
362 (DR_ACCESS_FNS_ADDR): Removed.
363 (data_dependence_relation): Add inner_loop.
364 (DDR_INNER_LOOP): New.
365 * common.opt (fcheck-data-deps): New.
366 * tree-flow.h (tree_check_data_deps): Declare.
367 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
368 (OBJS-common): Depend on omega.o.
370 * passes.c (pass_check_data_deps): Scheduled.
371 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
372 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
373 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
374 PARAM_VECT_MAX_VERSION_CHECKS,
375 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
377 2007-03-09 Richard Guenther <rguenther@suse.de>
379 PR tree-optimization/30904
381 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
382 the same way as *_DIV_EXPR.
384 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
386 * recog.c (decode_asm_operands): No mixed declarations and code.
388 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
390 * rtl.def (ASM_INPUT): Add location.
391 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
392 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
393 (decode_asm_operands): Add loc operand.
394 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
395 * stmt.c (expand_asm): Rename to...
396 (expand_asm_loc): ... this. Add locus argument. Pass it on to
397 gen_rtx_ASM_INPUT_loc.
398 (expand_asm_expr): Adjust.
399 * recog.c (decode_asm_operands): Add loc operand.
400 (check_asm_operands, extract_insn): Adjust.
401 * reload1.c (maybe_fix_stack_asms): Likewise.
402 * final.c (asm_insn_count): Likewise.
403 (final_scan_insn): Output # line before and after asm.
405 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
407 * tree-ssa-structalias.c (variable_info): Remove
409 (new_var_info): Ditto.
410 (shared_bitmap_info_t): New structure.
411 (shared_bitmap_table): New variable.
412 (shared_bitmap_hash): New function.
413 (shared_bitmap_eq): Ditto
414 (shared_bitmap_lookup): Ditto.
415 (shared_bitmap_add): Ditto.
416 (merge_smts_into): Change to take bitmap directly.
417 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
418 (init_alias_vars): Init shared bitmap hashtable.
419 (delete_points_to_sets): Delete shared bitmap hashtable.
420 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
421 is_aliased removal as a change that was still necessary was
424 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
426 * config/i386/i386.h (override_options): Conditionally disable
427 x86_sahf for 64bit targets only.
429 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
432 * c-decl.c (merge_decls): Don't call make_var_volatile.
433 * varasm.c (make_var_volatile): Remove.
434 * output.h (make_var_volatile): Remove.
436 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
438 PR tree-optimization/31085
439 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
441 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
443 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
444 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
445 ATTR_CONST_NOTHROW_LIST.
447 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
450 2007-03-08 Diego Novillo <dnovillo@redhat.com>
452 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
454 2007-03-08 Geoffrey Keating <geoffk@apple.com>
457 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
459 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
460 passed, use shared libgcc.
462 2007-03-08 Roger Sayle <roger@eyesopen.com>
464 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
465 instead of calling build2 with a GIMPLE_MODIFY_STMT.
466 (honor_protect_cleanup_actions, lower_try_finally_switch):
468 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
469 ifc_temp_var): Likewise.
470 * tree-inline.c (setup_one_parameter): Likewise.
471 * tree-mudflap.c (mf_decl_cache_locals,
472 mf_build_check_statement_for): Likewise.
473 * tree-nested.c (init_tmp_var, save_tmp_var,
474 finalize_nesting_tree_1): Likewise.
475 * tree-outof-ssa.c (insert_copy_on_edge,
476 insert_backedge_copies): Likewise.
477 * tree-profile.c (tree_gen_edge_profiler,
478 tree_gen_ic_profiler): Likewise.
479 * tree-scalar-evolution.c (scev_const_prop): Likewise.
480 * tree-sra.c (sra_build_assignment): Likewise.
481 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
482 * tree-ssa-math-opts.c (insert_reciprocals,
483 execute_cse_sincos_1): Likewise.
484 * tree-tailcall.c (adjust_accumulator_values,
485 adjust_return_value): Likewise.
486 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
487 * tree-vect-transform.c (vect_create_data_ref_ptr,
488 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
489 vect_create_epilog_for_reduction, vectorizable_reduction,
490 vectorizable_call, vectorizable_conversion,
491 vectorizable_assignment, vectorizable_operation,
492 vectorizable_type_demotion, vect_gen_widened_results_half,
493 vect_permute_store_chain, vectorizable_store,
494 vect_setup_realignment, vect_permute_load_chain,
495 vectorizable_load, vectorizable_condition,
496 vect_create_cond_for_align_checks): Likewise.
497 * tree-vrp.c (build_assert_expr_for): Likewise.
499 2007-03-08 Ian Lance Taylor <iant@google.com>
501 * tree-vrp.c: Include "intl.h".
502 (usable_range_p): New static function.
503 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
504 overflowed values, juts set *strict_overflow_p.
505 (compare_values): Only return -2 if one of the operands is not a
507 (compare_ranges): Call usable_range_p.
508 (compare_range_with_value): Likewise.
509 (vrp_evaluate_conditional_warnv): Rename from
510 vrp_evaluate_conditional. Make static. Change all callers.
511 (vrp_evaluate_conditional): New function.
512 (simplify_div_or_mod_using_ranges): Issue warning about reliance
514 (simplify_abs_using_ranges): Likewise.
515 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
516 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
517 within_stmt parameter.
518 * tree-ssa-propagate.c (fold_predicate_in): Update call to
519 vrp_evaluate_conditional.
520 * tree-ssa-threadedge.c
521 (record_temporary_equivalences_from_stmts_at_dest): Change
522 simplify parameter to take a second tree parameter.
523 (simplify_control_stmt_condition): Likewise.
524 (thread_across_edge): Likewise.
525 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
526 (thread_across_edge): Likewise.
527 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
529 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
531 * config/i386/i386.h (TARGET_SAHF): New define.
532 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
533 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
534 (x86_sahf): New global variable.
535 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
536 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
537 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
538 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
540 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
541 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
542 when expanding fcomi/sahf based tests.
543 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
544 expanding sahf based alternative. Emit sahf based sequence when
545 optimizing for code size.
546 * config/i386/i386.md (x86_sahf_1): Do not disable for
547 TARGET_64BIT, enable for TARGET_SAHF.
549 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
551 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
552 spurious whitespace from error message.
554 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
557 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
559 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
561 * c-decl.c (grokdeclarator): Disable warnings for anonymous
563 * tree-sra.c (instantiate_element): Propagate disabled warnings
564 from the element itself to the created variable.
566 2007-03-07 Richard Henderson <rth@redhat.com>
569 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
570 silently fix up the stack in the case of a missing register.
572 2007-03-07 Paul Brook <paul@codesourcery.com>
574 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
576 2007-03-07 Joseph Myers <joseph@codesourcery.com>
578 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
580 (phase1_vrs): Use them.
581 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
582 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
583 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
584 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
585 __gnu_Unwind_Restore_WMMXC if required.
586 (_Unwind_VRS_Pop): Implement iWMMXt support.
587 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
588 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
589 gnu_Unwind_Save_WMMXC): Define.
591 2007-03-07 Richard Sandiford <richard@codesourcery.com>
593 * config/vxworks.h (vxworks_override_options): Declare.
594 (VXWORKS_OVERRIDE_OPTIONS): Use it.
595 * config/vxworks.c: Include target.h and toplev.h.
596 (vxworks_override_options): New function.
597 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
599 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
601 * config/s390/s390.c (override_options): Don't emit an error when
602 -mstack-size is used without providing -mstack-guard.
603 (s390_emit_prologue): Choose stack_guard value automatically if not
604 provided via command line.
605 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
607 2007-03-07 Richard Sandiford <richard@codesourcery.com>
609 * config/i386/i386.c (output_set_got): Add a GOT initialization
610 sequence for VxWorks PIC.
611 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
612 around labels as well as symbols. Use gotoff_operand instead
613 of local_symbolic_operand.
614 (legitimize_pic_address): Use gotoff_operand instead of
615 local_symbolic_operand. Use @GOT accesses for labels as
617 (ix86_output_addr_diff_elt): Use PC-relative rather than
618 GP-relative offsets for VxWorks PIC.
619 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
620 no_new_pseudos. Check whether the returned register is op0.
621 * config/i386/i386.md (tablejump): Use PC-relative rather than
622 GP-relative offsets for VxWorks PIC.
623 * config/i386/predicates.md (gotoff_operand): New predicate.
625 2007-03-06 Richard Sandiford <richard@codesourcery.com>
627 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
629 * config/vxworks-dummy.h: New file.
630 * config/i386/i386.h: Include it.
632 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
634 * dwarf2out.c (is_inlined_entry_point): New
635 (add_high_low_attributes): Emit DW_AT_entry_pc along with
636 DW_AT_ranges if the first subblock is the entry point.
638 2007-03-06 David Daney <ddaney@avtrex.com>
640 * doc/install.texi (mips-*-*): Change recommended binutils
643 2007-03-06 Anatoly Sokolov <aesok@post.ru>
645 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
646 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
648 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
649 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
651 2007-03-06 Jan Hubicka <jh@suse.cz>
653 * errors.h (warning, error, fatal, internal_error): Mark as cold.
654 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
656 (probably_cold_bb_p): Cold functions are cold.
657 (probably_never_executed_bb_p): Cold functions are cold.
658 (tree_bb_level_predictions): Predict calls to cold functions as not
660 (compute_function_frequency): Check hot/cold attributes.
661 * function.h (function_frequency): Update comments.
662 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
663 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
664 (c_common_att): Add cold and hot.
666 * doc/extend.texi (hot,cold attributes): Document.
668 2007-03-06 Andrew Haley <aph@redhat.com>
670 * function.c (expand_function_end): Move blockage to just after we
671 emit the label for the naked return from the function.
673 2007-03-06 Richard Sandiford <richard@codesourcery.com>
675 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
678 2007-03-06 Jan Hubicka <jh@suse.cz>
680 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
681 loaded for constant large models. Non-large 64bit PIC can do.
682 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
683 * cmodel.h: Add LARGE PIC.
684 * i386.md (UNSPEC_PLTOFF): New.
685 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
687 (*call_1_rex64): Disable for large models.
688 (*call_1_rex64_large): New.
689 (*call_value_1_rex64): Disable for large models.
690 (*call_value_1_rex64_large): New.
692 (set_got_offset_rex64): New.
693 * predicates.md (constant_call_address_operand): For large model
694 constant calls are not possible.
695 * i386-protos.h (construct_plt_address): Declare.
696 * i386.c (override_options): Accept large models.
697 (ix86_expand_prologue): Expand large PIC GOT pointer load.
698 (legitimate_constant_p): Add new UNSPECs.
699 (legitimate_pic_operand_p): Likewise.
700 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
701 (legitimize_pic_address): Do easy RIP relative way for TLS only for
703 (output_pic_addr_const): Add PLTOFF.
704 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
705 (ix86_expand_move): Legitimize pic address when in PIC mode.
706 (construct_plt_address): New function.
707 (ix86_expand_call): Offload the address to register and use GOT pointer
709 * invoke.texi (mcmodel=large): Update documentation.
711 2007-03-06 Richard Henderson <rth@redhat.com>
713 * config/i386/i386.c (x86_use_leave, x86_push_memory,
714 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
715 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
716 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
717 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
718 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
719 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
720 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
721 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
722 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
723 x86_partial_reg_dependency, x86_memory_mismatch_stall,
724 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
725 x86_sse_partial_reg_dependency, x86_sse_split_regs,
726 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
727 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
728 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
729 x86_schedule, x86_use_bt, x86_pad_returns,
730 x86_use_xchgb): Merge into ...
731 (ix86_tune_features): ... here. New array.
732 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
733 x86_bswap): Merge into ...
734 (ix86_arch_features): ... here. New array.
735 (x86_3dnow_a): Remove.
736 (x86_accumulate_outgoing_args): Make static.
737 (x86_arch_always_fancy_math_387): Make static.
738 (ix86_tune_mask, ix86_arch_mask): Move ...
739 (override_options): ... to local variables here. Apply the
740 appropriate mask to each element of ix86_arch_features and
741 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
742 as were done in the old macros.
743 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
744 * config/i386/i386.h (x86_use_leave, x86_push_memory,
745 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
746 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
747 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
748 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
749 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
750 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
751 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
752 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
753 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
754 x86_partial_reg_dependency, x86_memory_mismatch_stall,
755 x86_accumulate_outgoing_args, x86_prologue_using_move,
756 x86_epilogue_using_move, x86_decompose_lea,
757 x86_arch_always_fancy_math_387, x86_shift1,
758 x86_sse_partial_reg_dependency, x86_sse_split_regs,
759 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
760 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
761 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
762 x86_use_incdec, x86_pad_returns, x86_bswap,
763 x86_partial_flag_reg_stall): Remove.
764 (enum ix86_tune_indices): New.
765 (ix86_tune_features): New.
766 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
767 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
768 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
769 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
770 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
771 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
772 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
773 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
774 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
775 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
776 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
777 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
778 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
779 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
780 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
781 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
782 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
783 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
784 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
785 TARGET_EXT_80387_CONSTANTS): Use it.
786 (enum ix86_arch_indices): New.
787 (ix86_arch_features): New.
788 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
789 TARGET_BSWAP): Use it.
790 (ix86_tune_mask, ix86_arch_mask): Remove.
792 2007-03-06 Joseph Myers <joseph@codesourcery.com>
795 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
796 Define using $${sysroot_headers_suffix}.
797 * configure: Regenerate.
798 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
799 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
801 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
802 * gcc.c (print_sysroot_headers_suffix): New.
803 (option_map): Include --print-sysroot-headers-suffix.
804 (display_help): Mention -print-sysroot-headers-suffix.
805 (process_command): Handle -print-sysroot-headers-suffix.
806 (do_spec_1): Append multilib directory to include-fixed path if
807 sysroot suffixes in use.
808 (main): Handle -print-sysroot-headers-suffix.
809 * Makefile.in (start.encap): Don't depend on xlimits.h
811 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
812 limits.h for each multilib in fixinc_list.
813 (fixinc_list, s-fixinc_list): New.
814 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
815 generate them for each multilib in fixinc_list.
816 (stmp-fixproto): Use include-fixed. Run fixproto for each
817 multilib in fixinc_list.
818 (mostlyclean): Don't remove xlimits.h.
819 (clean): Remove include-fixed.
820 (real-install-headers-tar, real-install-headers-cpio,
821 real-install-headers-cp): Don't copy include, only include-fixed.
822 (install-mkheaders): Depend on fixinc_list. Don't depend on
823 xlimits.h. Save limits.h files for each multilib in fixinc_list.
824 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
825 SYSTEM_HEADER_DIR setting in mkheaders.conf.
827 2007-03-06 Jan Hubicka <jh@suse.cz>
829 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
832 2007-03-06 Richard Sandiford <richard@codesourcery.com>
834 * configure.ac: Allow tm_file to contain build-directory files.
835 * configure: Regenerate.
836 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
837 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
838 * config/m68k/print-sysroot-suffix.sh: New file.
840 2007-03-06 Richard Sandiford <richard@codesourcery.com>
842 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
843 of pic_offset_table_rtx if reload_completed.
844 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
845 PIC_OFFSET_TABLE_REGNUM.
846 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
848 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
849 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
851 2007-03-06 Richard Sandiford <richard@codesourcery.com>
853 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
854 functions that call eh_return.
856 2007-03-06 Richard Sandiford <richard@codesourcery.com>
858 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
859 functions that need a constant pool.
861 2007-03-06 Richard Sandiford <richard@codesourcery.com>
864 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
865 (m68k_preferred_reload_class): Likewise.
866 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
867 (SECONDARY_RELOAD_CLASS): Define.
868 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
869 (LIMIT_RELOAD_CLASS): Delete.
870 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
871 registers from storing bytes.
872 (m68k_secondary_reload_class): New function.
873 (m68k_preferred_reload_class): Likewise.
875 2007-03-06 Richard Sandiford <richard@codesourcery.com>
877 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
879 (m68k_expand_prologue): Likewise.
881 2007-03-06 Richard Sandiford <richard@codesourcery.com>
883 * config/m68k/m68k-protos.h (output_sibcall): Declare.
884 (mips_expand_epilogue): Add a bool parameter.
885 (m68k_legitimize_sibcall_address): Declare.
886 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
887 (m68k_expand_epilogue): Add a parameter to select between sibling
888 and normal epilogues. Only generate a return for the latter.
889 (m68k_ok_for_sibcall_p): New function.
890 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
891 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
892 (sibcall_value, *sibcall_value): Likewise.
893 (*call, *call_value): Require !SIBLING_CALL_P.
894 (epilogue): Update call to m68k_expand_epilogue.
895 (sibcall_epilogue): New pattern.
896 * config/m68k/predicates.md (const_call_operand): Say that this
897 predicate applies to sibling calls too.
898 (sibcall_operand): New predicate.
900 2007-03-06 Richard Sandiford <richard@codesourcery.com>
902 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
903 alternatives as movsi_cf.
904 (movsf_cf_hard): Add commentary.
906 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
907 Richard Sandiford <richard@codesourcery.com>
909 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
910 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
911 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
912 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
913 as being live on exit from an interrupt function.
914 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
915 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
916 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
917 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
918 (m68k_interrupt_function_p): Globalize.
919 (m68k_compute_frame_layout): Remove reverse mask code.
920 (m68k_emit_movem, m68k_set_frame_related): New functions.
921 (m68k_output_function_prologue): Delete in favor of...
922 (m68k_expand_prologue): ...this new function.
923 (m68k_output_function_epilogue): Delete in favor of...
924 (m68k_expand_epilogue): ...this new function.
925 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
927 (print_operand): Handle %?.
928 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
929 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
930 (prologue, epilogue): New patterns.
931 (return): Turn into a define_expand.
932 (*return): New pattern, derived from old "return" pattern. Use rte
933 rather than rts for interrupt functions. Only use rtd if the pop
935 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
936 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
937 (link, *link, unlink, *unlink, load_got): Likewise.
939 2007-03-06 Richard Sandiford <richard@codesourcery.com>
943 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
944 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
945 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
946 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
947 and m68k_matches_u_p.
948 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
949 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
950 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
951 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
952 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
953 (REG_STRICT_P): New macro.
954 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
955 PCREL_GENERAL_OPERAND_OK.
956 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
957 m68k_legitimate_base_reg_p.
958 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
959 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
960 (PIC_CASE_VECTOR_ADDRESS): Update comment.
961 * config/m68k/m68k.c (m68k_address): New structure.
962 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
963 (m68k_decompose_index, m68k_legitimate_constant_address_p)
964 (m68k_jump_table_ref_p, m68k_decompose_address)
965 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
966 (m68k_matches_u_p): New functions.
967 (print_operand_address): Rewrite to use m68k_decompose_index.
969 2007-03-05 David Taylor <dtaylor@emc.com>
971 * gcc.c: Correct copyright date in --version output.
973 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
975 * pa.md: In unamed move patterns, disparge copies between general
976 and floating point registers using '?' modifier. Don't include 'f'
977 constraint for register preferences in DImode, SImode, HImode and
978 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
979 Remove constraints for copies between general and floating registers
980 in soft-float DFmode pattern.
981 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
985 2007-03-05 Mike Stump <mrs@apple.com>
987 * c-common.c (targetcm): Add.
988 * c-opts.c (c_common_handle_option): Handle language specific
990 * opts.c (handle_option): Verify language for target options, if
992 * opth-gen.awk: Add CL_LANG_ALL.
993 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
994 (TARGETCM_INITIALIZER): Add.
995 * target.h (struct gcc_targetcm): Add.
997 * targhooks.c (default_handle_c_option): Add.
998 * targhooks.h (default_handle_c_option): Add.
999 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
1001 * config/darwin.opt (iframework): Add.
1002 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
1003 * config/darwin-c.c (handle_c_option): Add.
1004 (TARGET_HANDLE_C_OPTION): Add.
1006 * doc/invoke.texi (Darwin Options): Add -iframework.
1008 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1010 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
1013 2007-03-05 Ian Lance Taylor <iant@google.com>
1015 * c.opt (fgnu89-inline): New option.
1016 * c-opts.c (c_common_post_options): Set default value for
1018 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
1019 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
1021 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
1022 (grokdeclarator, start_function): Likewise.
1023 * c-cppbuiltin.c (c_cpp_builtins): Define either
1024 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
1025 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
1026 (C Dialect Options): Document -fgnu89-inline.
1027 * doc/extend.texi (Function Attributes): Explain what the
1028 gnu_inline attribute does.
1029 * doc/cpp.texi (Common Predefined Macros): Document
1030 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1032 2007-03-05 Ian Lance Taylor <iant@google.com>
1034 PR tree-optimization/31034
1035 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
1036 half-range if the other side is an overflow infinity.
1038 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
1040 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
1041 (bfin*-linux-uclibc*): New configuration.
1042 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
1044 * config/bfin/linux.h: New file.
1045 * config/bfin/libgcc-bfin.ver: New file.
1046 * config/bfin/t-bfin-uclinux: New file.
1047 * config/bfin/t-bfin-linux: New file.
1048 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
1049 (TARGET_OS_CPP_BUILTINS): New macro.
1051 2007-03-05 Richard Guenther <rguenther@suse.de>
1053 * fold-const.c (fold_binary): Remove duplicate folding
1054 of comparison of non-null ADDR_EXPR against null.
1056 2007-03-05 Richard Guenther <rguenther@suse.de>
1057 Dorit Nuzman <dorit@il.ibm.com>
1059 PR tree-optimization/26420
1060 * tree-vectorizer.c (vectorize_loops): Bail out early if there
1061 are no loops in the function. Only print the number of
1062 vectorized loops if it is greater than zero or we are supposed
1063 to print information about unvectorized loops.
1065 2007-03-05 Revital Eres <eres@il.ibm.com>
1067 * gcc.dg/var-expand1.c: New test.
1068 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
1069 when an accumulator is expanded.
1071 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1074 * c-common.c (convert_and_check): Don't give warnings for
1075 conversion if 'expr' already overflowed.
1077 2007-03-04 Roger Sayle <roger@eyesopen.com>
1080 * fold-const.c (fold_comparison): Enforce type consistency when
1081 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
1083 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
1085 * tree-ssa-address.c (create_mem_ref): Do not put an expression
1086 containing a cast to the base of TARGET_MEM_REF.
1088 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
1090 * tree.c (tree_contains_struct_check_failed): Remove spurious
1091 whitespace from error message.
1093 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1096 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
1097 instead of precision.
1099 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
1100 Nathan Sidwell <nathan@codesourcery.com>
1102 * emit-rtl.c (find_auto_inc): New.
1103 (try_split): recreate REG_INC notes,
1104 Use regular for loops rather than whiles.
1106 2007-03-03 Andreas Schwab <schwab@suse.de>
1108 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
1109 * configure: Regenerate.
1111 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1113 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
1114 flag_rounding_math, not flag_unsafe_math_optimizations.
1116 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
1118 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
1119 alpha_fold_vector_minmax): Likewise.
1120 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1121 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
1123 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1125 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
1126 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
1127 if the lhs has side-effects.
1128 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
1130 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1132 * config/i386/i386.h (TUNEMASK): Remove define.
1133 (ARCHMASK): Remove define.
1134 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
1135 Use ix86_arch_mask variable instead of ARCHMASK.
1136 * config/i386/i386.c (override_options): Ditto.
1137 (standard_80387_constant_p): Ditto.
1139 2007-03-02 Ian Lance Taylor <iant@google.com>
1141 Used signed infinities in VRP.
1142 * tree-vrp.c (uses_overflow_infinity): New static function.
1143 (supports_overflow_infinity): New static function.
1144 (make_overflow_infinity): New static function.
1145 (negative_overflow_infinity): New static function.
1146 (positive_overflow_infinity): New static function.
1147 (is_negative_overflow_infinity): New static function.
1148 (is_positive_overflow_infinity): New static function.
1149 (is_overflow_infinity): New static function.
1150 (overflow_infinity_range_p): New static function.
1151 (compare_values_warnv): New function split out of compare_values.
1152 (compare_value): Call it.
1153 (set_value_range_to_nonnegative): Add overflow_infinity
1154 parameter. Change caller.
1155 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
1157 (vrp_expr_computes_nonzero): Likewise.
1158 (compare_ranges, compare_range_with_value): Likewise.
1159 (compare_name_with_value, compare_names): Likewise.
1160 (vrp_evaluate_conditional): Likewise.
1161 (set_value_range): Handle infinity
1162 (vrp_operand_equal_p, operand_less_p): Likewise.
1163 (extract_range_from_assert): Likewise.
1164 (vrp_int_const_binop): Likewise.
1165 (extract_range_from_binary_expr): Likewise.
1166 (extract_range_from_unary_expr): Likewise.
1167 (extract_range_from_comparison): Likewise.
1168 (extract_range_from_expr): Likewise.
1169 (dump_value_range): Likewise.
1170 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
1171 (test_for_singularity): Likewise.
1172 (vrp_int_const_binop): Remove inline qualifier.
1173 (adjust_range_with_scev): Add comment.
1174 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1176 2007-03-02 Diego Novillo <dnovillo@redhat.com>
1178 * tree-ssa-structalias.c (could_have_pointers): Tidy.
1179 (get_constraint_for): Likewise.
1180 (do_structure_copy): Likewise.
1181 (find_func_aliases): Fix references to MODIFY_EXPR.
1182 (intra_create_variable_infos): Tidy.
1183 * tree-ssa-operands.c (add_virtual_operand): Add argument
1185 When adding members of alias sets, if IS_CALL_SITE is true and
1186 the symbol is not call-clobbered, skip it.
1189 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1191 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
1192 entry by means of emit_insn_at_entry.
1194 2007-03-02 Richard Henderson <rth@redhat.com>
1196 * expr.h (promoted_input_arg): Remove decl.
1197 * function.c (promoted_input_arg): Merge into ...
1198 * combine.c (setup_incoming_promotions): ... only caller.
1199 Rearrange to avoid double loop.
1201 2007-03-02 Ben Elliston <bje@au.ibm.com>
1202 Peter Bergner <bergner@vnet.ibm.com>
1203 Janis Johnson <janis187@us.ibm.com>
1205 * config/rs6000/dfp.md: New file.
1206 * config/rs6000/rs6000.md: Include dfp.md.
1207 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
1208 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
1209 and TDmode decimal float modes in FP registers.
1210 (num_insns_constant): Likewise.
1211 (rs6000_legitimate_offset_address_p): Likewise.
1212 (rs6000_legitimize_address): Likewise.
1213 (rs6000_legitimize_reload_address): Likewise.
1214 (rs6000_legitimate_address): Likewise.
1215 (rs6000_emit_move): Likewise.
1216 (function_arg_boundary): Likewise.
1217 (function_arg_advance): Likewise.
1218 (rs6000_darwin64_record_arg_recurse): Likewise.
1219 (function_arg): Likewise.
1220 (rs6000_gimplify_va_arg): Likewise.
1221 (rs6000_split_multireg_move): Likewise.
1222 (rs6000_output_function_epilogue): Likewise.
1223 (rs6000_output_function_epilogue): Likewise.
1224 (rs6000_register_move_cost): Likewise.
1225 (rs6000_function_value): Likewise.
1226 (rs6000_libcall_value): Likewise.
1228 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1230 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
1232 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1234 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
1235 Use $MULTIDIR to choose between the kernel and RTP headers,
1236 and use $WIND_BASE and $WIND_USR to locate them.
1238 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1240 * config/i386/i386.c (override_options): Put initialization of
1241 ix86_tune_mask and ix86_arch_mask to the correct place.
1243 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1244 Michael Meissner <michael.meissner@amd.com>
1247 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
1249 (TARGET_CMOVE): Use ARCHMASK.
1250 (TARGET_CMPXCHG): Ditto.
1251 (TARGET_CMPXCHG8B): Ditto.
1252 (TARGET_XADD): Ditto.
1253 (TARGET_BSWAP): Ditto.
1254 * config/i386/i386.c (ix86_tune_mask): New global variable.
1255 (ix86_arch_mask): Ditto.
1256 (override_options): Initialize ix86_tune_mask and
1257 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
1260 2007-03-02 Ben Elliston <bje@au.ibm.com>
1263 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
1265 2007-03-02 Joseph Myers <joseph@codesourcery.com>
1267 * target.h (init_dwarf_reg_sizes_extra): New target hook.
1268 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
1269 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
1270 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
1272 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
1273 rs6000_init_dwarf_reg_sizes_extra): New.
1274 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
1275 SPE register high parts.
1277 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
1279 * Makefile.in: Add install-pdf target as
1280 copied from automake v1.10 rules.
1281 * configure.ac: Add install-pdf to target list.
1282 * configure: Regenerate.
1284 2007-03-01 Paul Brook <paul@codesourcery.com>
1286 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
1287 modes to LDRD for DImode.
1288 (output_move_double): Fixup out of range ldrd/strd.
1289 (vfp_secondary_reload_class): Rename...
1290 (coproc_secondary_reload_class): ... to this. Add wb argument.
1291 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
1292 coproc_secondary_reload_class for CLASS_IWMMXT.
1293 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
1294 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
1296 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1298 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
1299 factor by the estimated number of iterations.
1300 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
1303 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
1304 decode_caches_intel, detect_caches_intel): New functions.
1305 (host_detect_local_cpu): Use detect_caches_amd and
1306 detect_caches_intel.
1308 2007-03-01 Richard Henderson <rth@redhat.com>
1310 * expr.c (emit_move_complex_push): Export.
1311 (emit_move_complex_parts): Split out from ...
1312 (emit_move_complex): ... here.
1313 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
1314 * config/i386/i386.md (movcdi): New.
1316 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
1318 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
1319 size of mode1 to check for tieable modes in MMX case.
1321 2007-03-01 Richard Sandiford <richard@codesourcery.com>
1323 * Makefile.in (rtlanal.o): Depend on tree.h.
1324 * rtl.h (offset_within_section_p, split_const): Declare.
1325 * rtlanal.c: Include tree.h.
1326 (offset_within_block_p): New function, taken from
1327 mips_offset_within_object_p.
1328 (split_const): New function, taken from mips_split_const.
1329 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
1331 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1332 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
1333 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
1334 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1335 (m68k_illegitimate_symbolic_constant_p): New function.
1336 * config/m68k/m68k.md (movsi): Remove misleading predicates.
1337 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
1338 symbolic constant that might be outside the symbol's section,
1339 move the symbol first and then add the offset.
1340 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
1342 * config/mips/mips.c (mips_split_const): Delete.
1343 (mips_offset_within_object_p): Delete.
1344 (mips_symbolic_constant_p): Use offset_within_section_p and
1345 split_const instead of mips_offset_within_object_p and
1347 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
1348 (mips_legitimize_const_move, print_operand_reloc)
1349 (mips_dangerous_for_la25_p): Use split_const instead of
1352 2007-02-28 Eric Christopher <echristo@apple.com>
1354 * Makefile.in (install-include-dir): Don't rm -rf include.
1356 2007-02-28 Richard Guenther <rguenther@suse.de>
1359 * fold-const.c (fold_binary): Do not associate expressions
1360 with more than one variable for integer types that do not wrap.
1362 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
1364 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
1365 Delete, and replace with...
1366 (fold_builtin_call_array): This. Update callers to use it.
1367 * fold-const.c (fold_build_call_list): Delete, and replace with...
1368 (fold_build_call_array): This.
1369 (fold_build_call_list_initializer): Delete, and replace with...
1370 (fold_build_call_array_initializer): This.
1371 * tree.h: Update declarations to reflect above changes.
1373 * c-typeck.c (build_function_call): Store converted arguments
1374 in a stack-allocated array instead of building a list.
1375 (convert_arguments): Store arguments in the array passed in as an
1376 argument, and return the actual number of arguments.
1377 * c-format.c: (check_function_format): Pass arguments in an
1378 array instead of a list.
1379 * c-common.c (check_function_nonnull): Likewise.
1380 (check_function_sentinel): Likewise.
1381 (check_function_arguments): Likewise.
1382 * c-common.h: Update declarations to reflect above changes.
1384 2007-02-28 Jan Hubicka <jh@suse.cz>
1386 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
1387 PRED_NEGATIVE_RETURN): Update outcomes.
1389 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
1391 * calls.c (emit_library_call_value_1): Handle partial registers
1392 correctly when building up CALL_INSN_FUNCTION_USAGE.
1394 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1396 * pa/predicates.md (move_src_operand): Allow zero for mode.
1397 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
1400 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
1403 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
1404 *movv2df_internal): Enable pattern only for valid operand
1406 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
1407 tie only 128bit modes. For MMX registers, tie only 64bit modes.
1409 2007-02-27 Mike Stump <mrs@apple.com>
1411 * config/darwin-crt3.c: Avoid compilation when compiling for a
1414 2007-02-27 Joseph Myers <joseph@codesourcery.com>
1416 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
1418 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
1419 for fixed headers and limits.h.
1420 (install-include-dir, install-headers-tar, install-headers-cpio,
1421 install-headers-cp, real-install-headers-tar,
1422 real-install-headers-cpio, real-install-headers-cp): Handle
1423 include-fixed as well as include.
1424 (install-mkheaders): Don't install files that go only in include
1426 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
1427 from GCC_INCLUDE_DIR.
1428 * gcc.c (process_command): Remove special -BstageN/ handling.
1429 (do_spec_1): Add include-fixed directories.
1431 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1433 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
1435 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
1437 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
1440 2007-02-27 Mark Mitchell <mark@codesourcery.com>
1442 * c-common.c (get_priority): Add check for
1443 SUPPORTS_INIT_PRIORITY.
1445 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1447 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
1449 * config/bfin/bfin.c: Include "cfglayout.h".
1450 (MAX_LSETUP_DISTANCE): New macro.
1451 (struct loop_info): New members incoming, incoming_src and
1452 incoming_dest. Delete member predecessor.
1453 (length_for_loop): New function.
1454 (bfin_optimize_loop): Handle more different loop structures.
1455 (bfin_discover_loop): Rework detection of predecessor blocks by
1456 examining incoming edges.
1457 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
1459 (bfin_reorder_loops): New function.
1460 (bfin_reorg_loops): Use these three new functions.
1462 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
1463 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
1464 (CONSTRAINT_LEN): Add entry for 'q'.
1465 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
1466 Add 'q' constraints.
1467 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
1468 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
1470 * config/bfin/bfin.md (add_with_carry): New pattern.
1471 (s_or_u, su_optab, su_modifier): New code macros/attrs.
1472 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
1473 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
1474 support unsigned multiplies too. Removed incorrect commutativity from
1475 operand 1 constraint where appropriate.
1476 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
1478 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
1479 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
1481 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
1482 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
1483 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
1484 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
1485 usmulhisi_hh_huh): New patterns.
1487 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
1488 lshifthi3): Fix output template to use half reg for operand 2.
1490 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
1493 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
1495 2007-02-27 Andreas Schwab <schwab@suse.de>
1497 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
1499 2007-02-27 Jan Hubicka <jh@suse.cz>
1501 * predict.c (last_basic_block_p): Remove.
1502 (tree_estimate_probability): Update return heuristic for commonized
1505 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1507 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
1509 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1511 * doc/include/gcc-common.texi (versionsubtitle): New macro.
1512 * doc/cpp.texi: Standardize title page.
1513 * doc/cppinternals.texi: Likewise.
1514 * doc/gcc.texi: Standardize title page, remove version number
1515 from copyright page.
1516 * doc/gccint.texi: Likewise.
1517 * doc/install.texi: Standardize title page, add table of
1520 2007-02-26 Jan Hubicka <jh@suse.cz>
1522 * predict.def: Set outcomes according to more recent results.
1523 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
1524 Remove dead predictors.
1525 * predict.c (return_prediction): Fix pasto.
1527 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1529 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
1530 change; avoid a memory leak when returning early.
1532 2007-02-26 Mark Mitchell <mark@codesourcery.com>
1534 * c-decl.c (static_ctors): Move to c-common.c.
1535 (static_dtors): Likewise.
1536 (finish_function): Use c_record_cdtor_fn.
1537 (build_cdtor): Move to c-common.c.
1538 (c_write_global_declarations): Use c_build_cdtor_fns.
1539 * c-common.h (static_ctors): Declare.
1540 (static_dtors): Likewise.
1541 (c_record_cdtor_fn): Likewise.
1542 (c_build_cdtor_fns): Likewise.
1543 * c-common.c (static_ctors): New variable.
1544 (static_dtors): Likewise.
1545 (c_record_cdtor_fn): New function.
1546 (build_cdtor): Move from c-decl.c
1547 (c_build_cdtor_fns): New function.
1549 * output.h (assemble_addr_to_section): Declare.
1550 (get_cdtor_priority_section): Likewise.
1551 * varasm.c (assemble_addr_to_section): New function.
1552 (get_cdtor_priority_section): Likewise.
1553 (default_named_section_asm_out_destructor): Use them.
1554 (destor_dtor_section_asm_out_destructor): Likewise.
1555 (default_named_section_asm_out_constructor): Likewise.
1556 (default_ctor_section_asm_out_constructor): Likewise.
1557 * config.gcc (*-*-vxworks*): Include vxworks.o.
1558 * config/t-vxworks (vxworks.o): New target.
1559 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
1560 (TARGET_ASM_CONSTRUCTOR): Define.
1561 (TARGET_ASM_DESTRUCTOR): Likewise.
1562 (vxworks_asm_out_constructor): Declare.
1563 (vxworks_asm_out_destructor): Likewise.
1565 * c-common.c (get_priority): Check that we have not just an
1566 INTEGER_CST, but an integer constant with integeral type.
1568 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
1570 PR tree-optimization/30938
1571 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
1572 use &dt[nargs-1] instead of &dt[nargs] in the call to
1573 vect_is_simple_use().
1575 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
1577 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
1578 from register elimination as PRE_MODIFY / POST_MODIFY increments.
1579 Do not attempt to handle MEM inside auto-inc expressions.
1580 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
1581 of a register modified by an auto-inc expression. However, do handle
1582 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
1583 (elimination_effects): Prohibit elimination of a register modified
1584 by an auto-inc expression. Disable register elimination rules whose
1585 target register is modified by an auto-inc expression with variable
1588 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1590 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
1592 (array_at_struct_end_p): New function.
1593 (idx_infer_loop_bounds): Use it.
1594 (estimate_numbers_of_iterations_loop): Export.
1595 * predict.c (predict_loops): Use estimated_loop_iterations_int.
1596 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
1597 (tree_estimate_probability): Call record_loop_exits.
1598 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
1599 (estimated_loop_iterations, estimated_loop_iterations_int,
1600 estimated_loop_iterations_tree): New functions.
1601 (analyze_siv_subscript_cst_affine,
1602 compute_overlap_steps_for_affine_1_2,
1603 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
1604 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
1605 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
1606 (PRED_LOOP_ITERATIONS_GUESSED): New.
1607 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
1608 * cfgloop.h (estimate_numbers_of_iterations_loop,
1609 estimated_loop_iterations_int): Declare.
1611 2007-02-25 Mark Mitchell <mark@codesourcery.com>
1613 * doc/extend.texi: Document optional priority argument to
1614 constructors and destructors.
1615 * tree.c (init_priority_for_decl): Adjust GTY markers.
1616 (init_ttree): Use priority-info hash functions for
1617 init_priority_for_decl.
1618 (tree_map_eq): Rename to ...
1619 (tree_map_base_eq): ... this.
1620 (tree_map_marked_p): Rename to ...
1621 (tree_map_base_marked_p): ... this.
1622 (tree_map_base_hash): New function.
1623 (decl_init_priority_lookup): Rework.
1624 (decl_fini_priority_lookup): New function.
1625 (decl_priority_info): New function.
1626 (decl_init_priority_insert): Use it.
1627 (decl_fini_priority_insert): Likewise.
1628 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
1630 (decl_restrict_base_insert): Likewise.
1631 (decl_debug_expr_insert): Likewise.
1632 (decl_value_expr_lookup): Likewise.
1633 (decl_value_expr_insert): Likewise.
1634 * tree.h (priority_type): New type.
1635 (decl_init_priority_lookup): Use priority_type.
1636 (decl_fini_priority_lookup): New function.
1637 (decl_init_priority_insert): Use priority_type.
1638 (decl_fini_priority_insert): New function.
1639 (DECL_HAS_INIT_PRIORITY): Tweak comments.
1640 (DECL_INIT_PRIORITY): Likewise.
1641 (SET_DECL_INIT_PRIORITY): Add comment.
1642 (DECL_FINI_PRIORITY): New macro.
1643 (SET_DECL_FINI_PRIORITY): Likewise.
1644 (DEFAULT_INIT_PRIORITY): Document.
1645 (MAX_INIT_PRIORITY): Likewise.
1646 (MAX_RESERVED_INIT_PRIORITY): Likewise.
1647 (tree_map_base): New type.
1648 (tree_map_base_eq): New function.
1649 (tree_map_base_hash): Likewise.
1650 (tree_map_base_marked_p): Likewise.
1651 (tree_map): Inherit from tree_map_base.
1652 (tree_map_eq): Make it a macro.
1653 (tree_map_marked_p): Likewise.
1654 (tree_int_map): Inherit from tree_map_base.
1655 (tree_int_map_eq): Make it a macro.
1656 (tree_int_map_hash): Likewise.
1657 (tree_int_map_marked_p): Likewise.
1658 (tree_priority_map): New type.
1659 (tree_priority_map_eq): New macro.
1660 (tree_priority_map_hash): Likewise.
1661 (tree_priority_map_marked_p): Likewise.
1662 * varasm.c (emults_decl): Adjust for refactoring of tree_map
1664 (emutls_common_1): Likewise.
1665 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
1666 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
1667 of tree_map hierarchy.
1668 * tree-cfg.c (move_stmt_r): Likewise.
1669 (new_label_mapper): Likewise.
1670 * c-tree.h (c_expand_body): Move to ...
1671 * c-common.h (c_expand_body): ... here.
1672 * c-decl.c (c_expand_body): Move to ...
1673 * c-common.c (c_expand_body): ... here.
1674 (c_common_attribute_table): Allow 1 argument for the constructor
1675 and destructor attributes.
1676 (get_priority): New function.
1677 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
1678 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
1680 2007-02-24 Jan Hubicka <jh@suse.cz>
1683 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
1685 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
1686 Jan Hubicka <jh@suse.cz>
1689 * i386.c (counter_mode): New function.
1690 (expand_set_or_movmem_via_loop): Use it.
1691 (expand_movmem_epilogue): Likewise; fix pasto.
1692 (ix86_expand_movmem): Do emit guard even for constant counts.
1693 (ix86_expand_setmem): Likewise.
1695 2007-02-25 Nick Clifton <nickc@redhat.com>
1697 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
1698 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1700 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
1703 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
1704 count argument with 0x10, not with 0x16.
1705 (expand_setmem_epilogue): Ditto.
1707 2007-02-24 Mike Stump <mrs@apple.com>
1709 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
1712 2007-02-24 Richard Guenther <rguenther@suse.de>
1715 * fold-const.c (fold_binary): Fold x +- CST op x for
1716 EQ_EXPR and NE_EXPR.
1718 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1720 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
1722 2007-02-24 Jan Hubicka <jh@suse.cz>
1724 * cgraphunit.c (decide_is_function_needed): Honor
1725 -fkeep-inline-functions.
1727 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1729 * builtins.c (fold_builtin_modf): New.
1730 (fold_builtin_2): Use it.
1732 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
1734 * loop-iv.c (implies_p): Detect additional cases where A implies B.
1735 (determine_max_iter): Take additional LOOP arg; all callers changed.
1736 Lose broken logic dealing with PLUS. Try to limit the upper bound by
1737 one using simplifications.
1738 (simplify_using_initial_values): Return if the expression becomes
1739 invalid due to altered regs.
1741 2007-02-23 DJ Delorie <dj@redhat.com>
1743 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
1745 2007-02-23 Mike Stump <mrs@apple.com>
1747 * tlink.c (scan_linker_output): Parse linker messages from
1748 darwin9's linker better.
1750 2007-02-23 Steve Ellcey <sje@cup.hp.com>
1753 * varpool.c (varpool_assemble_pending_decls): Set
1754 varpool_last_needed_node to null.
1756 2007-02-23 DJ Delorie <dj@redhat.com>
1758 * config/i386/i386.c (ix86_data_alignment): Don't specify an
1759 alignment bigger than the object file can handle.
1761 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
1764 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
1765 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
1766 (*movsf_1): Penalize MMX moves.
1768 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
1770 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
1771 2^32-1 or more times unless flag_unsafe_loop_optimizations.
1773 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
1775 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1777 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
1778 (fold_builtin_1): Use them.
1779 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1780 BUILT_IN_SIGNIFICAND.
1782 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
1784 * config/i386/i386.c (bdesc_1arg): Initialize
1785 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
1786 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
1787 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
1788 and IX86_BUILTIN_MOVSLDUP.
1790 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
1792 PR rtl-optimization/30841
1793 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
1795 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1797 * builtins.c (fold_builtin_frexp): New.
1798 (fold_builtin_2): Use it.
1800 2007-02-22 Mark Mitchell <mark@codesourcery.com>
1802 * doc/invoke.texi (Spec Files): Document getenv spec function.
1804 * gcc.c (getenv_spec_function): New function.
1805 (static_spec_functions): Add it.
1806 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
1807 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
1810 2007-02-22 Michael Matz <matz@suse.de
1813 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
1814 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
1816 2007-02-22 Ian Lance Taylor <iant@google.com>
1819 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
1820 (mem_loc_descriptor): Call it.
1822 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
1823 Ira Rosen <irar@il.ibm.com>
1825 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
1827 2007-02-22 Ira Rosen <irar@il.ibm.com>
1829 PR tree-optimization/30843
1830 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
1831 stores only after all the group is vectorized.
1833 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
1835 PR tree-optimization/30858
1836 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
1837 in the reduction cycle have a single use in the loop.
1838 * tree-vectorizer.h (relevant): Add documentation.
1840 2007-02-20 Mike Stump <mrs@apple.com>
1842 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
1843 * configure: Regenerate.
1845 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1847 Change the defaults of some parameters and options.
1848 * config/spu/spu-protos.h (spu_optimization_options): Declare.
1849 * config/spu/spu.c (spu_optimization_options): Add.
1850 (spu_override_options): Change params in spu_optimization_options.
1851 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
1853 Register 127 is only 16 byte aligned when used as a frame pointer.
1854 * config/spu/spu-protos.h (spu_init_expanders): Declare.
1855 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
1856 HARD_FRAME_POINTER_REGNUM.
1857 (spu_legitimate_address): Use regno_aligned_for_reload.
1858 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
1859 aligned when frame_pointer_needed is true.
1860 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
1862 * config/spu/spu.h (INIT_EXPANDERS): Define.
1864 Make sure shift and rotate instructions have valid immediate operands.
1865 * config/spu/predicates.md (spu_shift_operand): Remove.
1866 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
1867 * config/spu/constraints.md (W, O): Extend range.
1868 * config/spu/spu.md (umask, nmask): Define.
1869 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
1870 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
1871 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
1872 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
1873 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
1874 (lshr<mode>3_reg): Fix rtl description.
1876 Make sure mulhisi immediate operands are valid.
1877 * config/spu/predicates.md (imm_K_operand): Add.
1878 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
1880 Generate constants using fsmbi and andi.
1881 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
1882 (print_operand, spu_split_immediate, classify_immediate,
1883 fsmbi_const_p): Handle IC_FSMBI2.
1885 Correctly handle a CONST_VECTOR containing symbols.
1886 * config/spu/spu.c (print_operand): Handle HIGH correctly.
1887 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
1888 (immediate_load_p): Allow symbols that use 2 instructions to create.
1889 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
1890 with symbols when flag_pic is set.
1891 (const_vector_immediate_p): New.
1892 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
1893 accept a CONST_VECTOR with symbols.
1894 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
1895 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
1897 * config/spu/spu.md (high, low): Delete.
1898 (low_<mode>): Define.
1900 Remove INTRmode and INTR_REGNUM, which didn't work.
1901 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
1903 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
1904 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
1905 peephole2 pattern): Don't use INTR or 131.
1906 (movintrcc): Delete.
1907 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
1908 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
1909 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
1910 (UNSPEC_SET_INTR): Add.
1911 * config/spu/spu-modes.def (INTR): Remove.
1913 More accurate warnings about run-time relocations.
1914 * config/spu/spu.c (reloc_diagnostic): Test in_section.
1916 Correctly warn about immediate arguments to specific intrinsics.
1917 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
1918 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
1919 the instruction predicate.
1921 Fix tree check errors with latest update.
1922 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
1924 (spu_expand_builtin): Use CALL_EXPR_FN.
1926 Add missing specific intrinsics.
1927 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
1929 * config/spu/spu_internals.h: Ditto.
1931 Fix incorrect operand modifiers.
1932 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
1933 * config/spu/spu.md (xor<mode>3): Change %S to %J.
1935 Optimize one case of zero_extend of a vec_select.
1936 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
1938 Accept any immediate for hbr.
1939 * config/spu/spu.md (hbr): Change s constraints to i.
1941 2007-02-21 Paul Brook <paul@codesourcery.com>
1943 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
1944 condexec_count when skipping USE and CLOBBER.
1946 2007-02-21 Nick Clifton <nickc@redhat.com>
1948 * common.opt (Warray-bounds): Add Warning attribute.
1949 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
1951 (fsized-zeroes): Add Optimization attribute.
1952 (fsplit-wide-types, ftree-scev-cprop): Likewise.
1953 * c.opt (Wc++0x-compat): Add Warning attribute.
1955 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1958 * reload1.c (eliminate_regs_in_insn): In the single_set special
1959 case, attempt to re-recognize the insn before falling back to
1960 having reload fix it up.
1962 2007-02-20 Eric Christopher <echristo@gmail.com>
1964 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
1965 Rewrite accordingly.
1966 (frv_read_iacc_argument): Ditto.
1967 (frv_expand_set_builtin): Take a call instead of arglist, update for
1969 (frv_expand_unop_builtin): Ditto.
1970 (frv_expand_binop_builtin): Ditto.
1971 (frv_expand_cut_builtin): Ditto.
1972 (frv_expand_binopimm_builtin): Ditto.
1973 (frv_expand_voidbinop_builtin): Ditto.
1974 (frv_expand_int_void2arg): Ditto.
1975 (frv_expand_prefetches): Ditto.
1976 (frv_expand_voidtriop_builtin): Ditto.
1977 (frv_expand_voidaccop_builtin): Ditto.
1978 (frv_expand_load_builtin): Ditto.
1979 (frv_expand_store_builtin): Ditto.
1980 (frv_expand_mdpackh_builtin): Ditto.
1981 (frv_expand_mclracc_builtin): Ditto.
1982 (frv_expand_mrdacc_builtin): Ditto.
1983 (frv_expand_mwtacc_builtin): Ditto.
1984 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
1987 2007-02-20 Janis Johnson <janis187@us.ibm.com>
1989 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
1990 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
1992 (HAVE_GAS_DFP): Check for assembler support of decimal floating
1994 * configure: Regenerate.
1995 * config.in: Regenerate.
1996 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
1997 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
1998 masks to power6 and power6x and to POWERPC_MASKS.
1999 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2001 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
2002 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
2003 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2004 Access PROTOTYPE as variable, not mask.
2006 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2008 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
2009 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
2010 * combine.c (adjust_for_new_dest): Use it.
2011 * postreload.c (reload_combine): Likewise.
2013 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2015 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
2016 notes on an insn with multiple sets, even if single_set returns
2017 non-NULL for that insn.
2019 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2021 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
2024 2007-02-20 Geoffrey Keating <geoffk@apple.com>
2026 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
2027 if user didn't pass it.
2028 * config/i386/darwin.h (CC1_SPEC): Likewise.
2029 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
2030 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
2031 -mmacosx-version-min.
2033 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2034 Uros Bizjak <ubizjak@gmail.com>
2036 * optabs.h (enum optab_index): Add new OTI_scalb.
2037 (scalb_optab): Define corresponding macro.
2038 * optabs.c (init_optabs): Initialize scalb_optab.
2039 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
2041 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
2042 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
2043 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
2044 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
2045 flag_unsafe_math_optimizations is set.
2047 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
2048 to implement scalbf, scalb and scalbl built-ins as inline x87
2051 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2052 DJ Delorie <dj@redhat.com>
2055 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
2056 (diagnostic_report_diagnostic): ... here, and turn them into real
2057 errors. If warnings are inhibited, no need to do anything.
2059 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
2061 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
2062 better code generation.
2064 2007-02-20 Ben Elliston <bje@au.ibm.com>
2066 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
2068 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
2070 * config/alpha/alpha.c, config/alpha/alpha.md,
2071 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
2072 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
2073 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
2074 config/arm/lib1funcs.asm: Follow spelling conventions.
2076 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
2077 config/fr30/fr30.md, config/i386/i386.h,
2078 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2079 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
2080 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
2081 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
2082 config/rs6000/altivec.md, config/rs6000/rs6000.c,
2083 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
2084 config/sparc/sparc.c, config/sparc/sparc.h,
2085 config/sparc/sparc.md, config/spu/constraints.md,
2086 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
2089 2007-02-20 Alan Modra <amodra@bigpond.net.au>
2092 * varasm.c (use_blocks_for_decl_p): Return false for decls with
2095 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2097 * doc/invoke.texi (-ftree-lrs): Remove.
2099 2007-02-19 Diego Novillo <dnovillo@redhat.com>
2101 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
2104 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
2106 * config/ia64/ia64.c (ia64_expand_builtin): Use the
2107 new CALL_EXPR_FN macro for retrieving the function
2108 declaration of the input expression.
2110 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2112 * c.opt (Waddress): New.
2113 * common.opt (Walways-true): Delete.
2114 (Wstring-literal-comparison): Delete.
2115 * doc/invoke.texi (Warning Options): Delete -Walways-true and
2116 -Wstring-literal-comparison. Add -Waddress.
2118 (Walways-true): Delete.
2119 (Wstring-literal-comparison): Delete.
2120 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
2121 consistently instead of -Walways-true in example.
2122 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
2123 * c-typeck.c (parser_build_binary_op): Replace
2124 -Wstring-literal-comparison and -Walways-true with -Waddress.
2125 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
2128 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2130 * tree-cfg.c (dump_function_to_file): Be prepared for functions
2131 without DECL_STRUCT_FUNCTION initialized.
2133 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2135 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
2136 due to calls to functions taking pointers as parameters.
2138 2007-02-19 Richard Henderson <rth@redhat.com>
2141 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
2144 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
2146 * config/s390/s390.c (s390_call_saved_register_used,
2147 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
2148 accessed to the new scheme.
2150 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2152 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
2153 (cris_print_index, cris_print_operand, cris_print_operand_address)
2154 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
2155 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
2156 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
2158 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
2159 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
2160 GO_IF_LEGITIMATE_ADDRESS): Ditto.
2161 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
2162 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
2163 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
2164 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
2165 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
2166 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
2167 (uminsi3, call, call_value): Ditto.
2168 (define_split: indir_to_reg_split, unnamed): Ditto.
2170 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
2172 PR tree-optimization/30975
2173 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
2176 2007-02-18 Eric Christopher <echristo@gmail.com>
2178 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
2179 Remove use of arglist.
2180 (mips_expand_builtin): Remove use of arglist, pass in expr.
2181 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
2182 (mips_expand_builtin_movtf): Ditto.
2183 (mips_expand_builtin_compare): Ditto.
2185 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2187 * tree-sra.c (sra_build_assignment): Replace assertion
2188 checking with a comment explaining why it can't be done.
2190 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2193 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
2194 during CALL_EXPR representation conversion.
2195 * tree-ssa-propagate.c (set_rhs): Likewise.
2197 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2199 * tree-sra.c (sra_build_assignment): Disable assertion checking
2202 2007-02-18 Roger Sayle <roger@eyesopen.com>
2204 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
2205 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2206 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
2208 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
2209 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
2210 gimplify_init_ctor_eval_range, gimple_push_cleanup,
2211 gimplify_omp_for, gimplify_omp_atomic_pipeline,
2212 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
2213 force_gimple_operand): Likewise.
2214 * ipa-cp.c (constant_val_insert): Likewise.
2215 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
2216 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
2217 perfect_nestify): Likewise.
2218 * langhooks.c (lhd_omp_assignment): Likewise.
2219 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
2220 lower_copyprivate_clauses, lower_send_clauses,
2221 lower_send_shared_vars, expand_parallel_call,
2222 expand_omp_for_generic, expand_omp_for_static_nochunk,
2223 expand_omp_for_static_chunk, expand_omp_sections,
2224 lower_omp_single_copy, lower_omp_for_lastprivate,
2225 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
2226 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
2227 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
2230 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2232 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
2233 config/sh/sh.md: Follow spelling conventions.
2235 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
2236 config/frv/predicates.md: Follow spelling conventions.
2238 * config/m68k/linux-unwind.h: Fix a comment typo.
2239 * target.h: Follow spelling conventions.
2241 2007-02-18 Roger Sayle <roger@eyesopen.com>
2243 PR rtl-optimization/28173
2244 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
2245 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
2246 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
2247 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
2248 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
2250 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2252 * builtins.c (fold_builtin_load_exponent): New.
2253 (fold_builtin_2): Use it.
2255 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
2257 PR rtl-optimization/30773
2258 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
2259 if we fail to attach a REG_EQUIV note.
2261 2007-02-18 David Edelsohn <edelsohn@gnu.org>
2262 Roger Sayle <roger@eyesopen.com>
2264 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
2266 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2268 * calls.c (initialize_argument_information): Pass original EXP
2269 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
2270 code to split complex arguments here, as part of initializing the
2272 (expand_call): Remove code that builds a list of arguments and
2273 inserts implicit arguments into it. Instead, just count how many
2274 implicit arguments there will be so we can determine the size of
2275 the ARGS array, and let initialize_argument_information do the work.
2276 (split_complex_values): Delete unused function.
2278 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2280 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
2282 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2284 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
2285 for arg pointer based indexed addressing.
2287 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2289 * config/ia64/ia64.h, config/ia64/ia64.md,
2290 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
2291 spelling conventions.
2293 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2295 * config/m68k/m68k.c (split_di): New.
2296 * config/m68k/m68k-protos.h: Declare split_di.
2297 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
2298 Improve predicate handling and split constant shifts.
2300 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2302 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
2303 parameter for register bitfield operations, general predicates
2306 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2308 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
2309 * config/m68k/linux-unwind.h: New file.
2311 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2313 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
2314 config/i386/athlon.md, config/ia64/ia64.md,
2315 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
2316 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
2317 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
2318 tree-ssa-loop-niter.c, tree-vect-analyze.c,
2319 tree-vect-transform.c: Fix comment typos.
2321 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
2323 * sched-deps.c (find_insn_list): Remove.
2324 * sched-int.h: Remove the prototype for find_insn_list.
2326 2007-02-16 Geoffrey Keating <geoffk@apple.com>
2328 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
2330 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
2331 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
2332 darwin_rs6000_override_options.
2333 (C_COMMON_OVERRIDE_OPTIONS): Expect
2334 darwin_macosx_version_min to be non-NULL always.
2335 (TARGET_C99_FUNCTIONS): Likewise.
2336 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
2337 (DARWIN_MINVERSION_SPEC): New.
2338 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
2339 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
2341 (DARWIN_MINVERSION_SPEC): New.
2342 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
2344 * config/darwin-c.c (darwin_cpp_builtins): Expect
2345 darwin_macosx_version_min to be non-NULL always.
2347 * config/rs6000/rs6000.c: Clean up trailing whitespace.
2349 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
2351 * config/i386/i386.h (x86_use_xchgb): New.
2352 (TARGET_USE_XCHGB): New macro.
2353 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
2354 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
2355 Split after reload into bswaphi for shifts of 8.
2356 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
2357 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
2358 or when optimizing for size.
2360 2007-02-16 Richard Guenther <rguenther@suse.de>
2361 Christian Bruel <christian.bruel@st.com>
2363 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
2364 DECLs but prefer SSA_NAMEs over DECLs.
2366 2007-02-16 Richard Guenther <rguenther@suse.de>
2368 * tree-flow-inline.h (single_imm_use_p): Remove.
2369 (zero_imm_uses_p): Likewise.
2370 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
2371 instead of single_imm_use_p.
2372 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
2375 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2378 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
2379 nested double- and backquotes.
2381 2007-02-15 Roger Sayle <roger@eyesopen.com>
2384 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
2385 should be unreachable.
2386 (build2_stat): Allow construction of MODIFY_EXPR at any time.
2387 For the time being redirect GIMPLE_MODIFY_STMT to the new
2388 (renamed) build_gimple_modify_stmt_stat.
2389 (build2_gimple_stat): Rename to...
2390 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
2391 Always build a GIMPLE_MODIFY_STMT node.
2392 * tree.h (build2_gimple, build2_gimple_stat): Delete.
2393 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
2396 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
2397 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
2398 * tree-complex.c (set_component_ssa_name, expand_complex_move,
2399 expand_complex_div_wide): Likewise.
2400 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
2401 * tree-ssa-loop-im.c (schedule_sm): Likewise.
2402 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
2403 * tree-ssa-loop-manip.c (create_iv): Likewise.
2404 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
2405 abs_replacement): Likewise.
2406 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
2407 realify_fake_stores): Likewise.
2409 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
2410 node rather than a GIMPLE_MODIFY_STMT node.
2411 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
2412 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
2414 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
2415 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
2418 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2421 * fold-const.c (fold_comparison): Add back the
2422 folding of constant complex comparisions.
2424 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2427 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
2428 effects unknown to this function, return early.
2430 2007-02-15 Ian Lance Taylor <iant@google.com>
2432 * lower-subreg.c (move_eh_region_note): New static function.
2433 (resolve_simple_move): Call it.
2434 (decompose_multiword_subregs): Track blocks for which we resolve a
2435 simple move which is also a control flow insn. Pass them to
2436 find_many_sub_basic_blocks.
2437 (pass_lower_subreg): Add TODO_verify_flow.
2438 (pass_lower_subreg2): Likewise.
2440 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2441 Brooks Moses <brooks.moses@codesourcery.com>
2442 Lee Millward <lee.millward@codesourcery.com>
2444 * tree.h (enum tree_code_class): Add tcc_vl_exp.
2445 (VL_EXP_CLASS_P): New.
2446 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
2448 (TREE_OPERAND_CHECK_CODE): Likewise.
2449 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
2450 (TREE_RTL_OPERAND_CHECK): Likewise.
2451 (tree_operand_check_failed): Make second parameter the whole tree
2452 instead of its code. Fixed callers.
2453 (VL_EXP_CHECK): New.
2454 (TREE_OPERAND_LENGTH): New.
2455 (VL_EXP_OPERAND_LENGTH): New.
2456 (CALL_EXPR_FN): New.
2457 (CALL_EXPR_STATIC_CHAIN): New.
2458 (CALL_EXPR_ARGS): New.
2459 (CALL_EXPR_ARG): New.
2460 (call_expr_nargs): New.
2461 (CALL_EXPR_ARGP): New.
2462 (build_nt_call_list): Declare.
2463 (build_vl_exp_stat): Declare.
2464 (build_vl_exp): New.
2465 (build_call_list): Declare.
2466 (build_call_nary): Declare.
2467 (build_call_valist): Declare.
2468 (build_call_array): Declare.
2469 (call_expr_arg): Declare.
2470 (call_expr_argp): Declare.
2471 (call_expr_arglist): Declare.
2472 (fold_build_call_list): Declare.
2473 (fold_build_call_list_initializer): Declare.
2474 (fold_call_expr): Declare to replace fold_builtin.
2475 (fold_builtin_fputs): Update to agree with modified definition.
2476 (fold_builtin_strcpy): Likewise.
2477 (fold_builtin_strncpy): Likewise.
2478 (fold_builtin_memory_chk): Likewise.
2479 (fold_builtin_stxcpy_chk): Likewise.
2480 (fold_builtin_strncpy_chk): Likewise.
2481 (fold_builtin_next_arg): Likewise.
2482 (fold_build_call_expr): Declare.
2483 (fold_builtin_call_list): Declare.
2484 (fold_builtin_call_valist): Declare.
2485 (build_call_expr): Declare.
2486 (validate_arglist): Update to agree with modified definition.
2487 (tree_operand_length): New.
2488 (call_expr_arg_iterator): New.
2489 (init_call_expr_arg_iterator): New.
2490 (next_call_expr_arg): New.
2491 (first_call_expr_arg): New.
2492 (more_call_expr_args_p): New.
2493 (FOR_EACH_CALL_EXPR_ARG): New.
2495 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
2496 and tcc_gimple_stmt.
2497 (tree_code_size): Update documentation. Use sizeof (tree) rather
2498 than sizeof (char *).
2499 (tree_size): Likewise. Add case for tcc_vl_exp.
2500 (tree_node_structure): Add case for tcc_vl_exp.
2501 (contains_placeholder_p): Likewise.
2502 (substitute_in_expr): Likewise.
2503 (substitute_placeholder_in_expr): Likewise.
2504 (stabilize_reference_1): Likewise.
2505 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
2506 to diagnose breakage of this interface for constructing CALL_EXPRs.
2507 (build_nt): Add similar assertion here.
2508 (build_nt_call_list): New.
2509 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
2510 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
2512 (get_callee_fndecl): Use new CALL_EXPR accessors.
2513 (tree_operand_check_failed): Change parameters to pass entire node
2514 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
2515 (process_call_operands): New.
2516 (build_vl_exp_stat): New.
2517 (build_call_list): New.
2518 (build_call_nary): New.
2519 (build_call_valist): New.
2520 (build_call_array): New.
2521 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2522 (call_expr_arglist): New.
2524 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
2525 tcc_vl_exp instead of a fixed-size tcc_expression.
2527 * doc/c-tree.texi (CALL_EXPR): Document new representation and
2528 accessors for CALL_EXPRs.
2529 (AGGR_INIT_EXPR): Likewise.
2531 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2532 Brooks Moses <brooks.moses@codesourcery.com>
2533 Lee Millward <lee.millward@codesourcery.com>
2535 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
2536 (expand_builtin_nonlocal_goto): Change parameter to be entire
2537 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
2538 (expand_builtin_prefetch): Likewise.
2539 (expand_builtin_classify_type): Likewise.
2540 (mathfn_built_in): Return NULL_TREE instead of 0.
2541 (expand_errno_check): Use new CALL_EXPR accessors.
2542 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
2543 Return NULL_RTX instead of 0.
2544 (expand_builtin_mathfn_2): Likewise.
2545 (expand_builtin_mathfn_3): Likewise.
2546 (expand_builtin_interclass_mathfn): Likewise.
2547 (expand_builtin_sincos): Likewise.
2548 (expand_builtin_cexpi): Likewise.
2549 (expand_builtin_int_roundingfn): Likewise.
2550 (expand_builtin_int_roundingfn_2): Likewise.
2551 (expand_builtin_pow): Likewise.
2552 (expand_builtin_powi): Likewise.
2553 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
2554 of arglist, fixing callers appropriately. Use new CALL_EXPR
2555 accessors and constructors. Return NULL_RTX instead of 0.
2556 (expand_builtin_strstr): Likewise.
2557 (expand_builtin_strchr): Likewise.
2558 (expand_builtin_strrchr): Likewise.
2559 (expand_builtin_strpbrk): Likewise.
2560 (expand_builtin_memcpy): Likewise.
2561 (expand_builtin_mempcpy): Likewise.
2562 (expand_builtin_mempcpy_args): New.
2563 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
2564 (expand_builtin_memmove_args): New.
2565 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
2566 (expand_movstr): Likewise.
2567 (expand_builtin_strcpy): Likewise.
2568 (expand_builtin_strcpy_args): New.
2569 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
2570 (expand_builtin_strncpy): Likewise.
2571 (expand_builtin_memset): Likewise.
2572 (expand_builtin_memset_args): New.
2573 (expand_builtin_bzero): Similarly to expand_builtin_memset.
2574 (expand_builtin_memcmp): Likewise.
2575 (expand_builtin_strcmp): Likewise.
2576 (expand_builtin_strncmp): Likewise.
2577 (expand_builtin_strcat): Likewise.
2578 (expand_builtin_strncat): Likewise.
2579 (expand_builtin_strspn): Likewise.
2580 (expand_builtin_strcspn): Likewise.
2581 (expand_builtin_args_info): Likewise.
2582 (expand_builtin_va_start): Likewise.
2583 (gimplify_va_arg_expr): Likewise.
2584 (expand_builtin_va_end): Likewise.
2585 (expand_builtin_va_copy): Likewise.
2586 (expand_builtin_frame_address): Likewise.
2587 (expand_builtin_alloca): Likewise.
2588 (expand_builtin_bswap): Likewise.
2589 (expand_builtin_unop): Likewise.
2590 (expand_builtin_fputs): Likewise.
2591 (expand_builtin_expect): Likewise.
2592 (expand_builtin_fabs): Likewise.
2593 (expand_builtin_copysign): Likewise.
2594 (expand_builtin_printf): Likewise.
2595 (expand_builtin_fprintf): Likewise.
2596 (expand_builtin_sprintf): Likewise.
2597 (expand_builtin_init_trampoline): Likewise.
2598 (expand_builtin_signbit): Likewise.
2599 (expand_builtin_fork_or_exec): Likewise.
2600 (expand_builtin_sync_operation): Likewise.
2601 (expand_builtin_compare_and_swap): Likewise.
2602 (expand_builtin_lock_test_and_set): Likewise.
2603 (expand_builtin_lock_release): Likewise.
2604 (expand_builtin): Likewise.
2605 (builtin_mathfn_code): Likewise.
2607 (fold_builtin_constant_p): Pass call arguments individually instead
2608 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2609 accessors and constructors. Return NULL_TREE instead of 0.
2610 (fold_builtin_expect): Likewise.
2611 (fold_builtin_classify_type): Likewise.
2612 (fold_builtin_strlen): Likewise.
2613 (fold_builtin_nan): Likewise.
2614 (integer_valued_real_p): Likewise.
2615 (fold_trunc_transparent_mathfn): Likewise.
2616 (fold_fixed_mathfn): Likewise.
2617 (fold_builtin_cabs): Likewise.
2618 (fold_builtin_sqrt): Likewise.
2619 (fold_builtin_cbrt): Likewise.
2620 (fold_builtin_cos): Likewise.
2621 (fold_builtin_cosh): Likewise.
2622 (fold_builtin_tan): Likewise.
2623 (fold_builtin_sincos): Likewise.
2624 (fold_builtin_cexp): Likewise.
2625 (fold_builtin_trunc): Likewise.
2626 (fold_builtin_floor): Likewise.
2627 (fold_builtin_ceil): Likewise.
2628 (fold_builtin_round): Likewise.
2629 (fold_builtin_int_roundingfn): Likewise.
2630 (fold_builtin_bitop): Likewise.
2631 (fold_builtin_bswap): Likewise.
2632 (fold_builtin_logarithm): Likewise.
2633 (fold_builtin_hypot): Likewise.
2634 (fold_builtin_pow): Likewise.
2635 (fold_builtin_powi): Likewise.
2636 (fold_builtin_exponent): Likewise.
2637 (fold_builtin_memset): Likewise.
2638 (fold_builtin_bzero): Likewise.
2639 (fold_builtin_memory_op): Likewise.
2640 (fold_builtin_bcopy): Deleted; call site changed to invoke
2641 fold_builtin_memory_op directly.
2642 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
2643 (fold_builtin_strncpy): Likewise.
2644 (fold_builtin_memcmp): Likewise.
2645 (fold_builtin_strcmp): Likewise.
2646 (fold_builtin_strncmp): Likewise.
2647 (fold_builtin_signbit): Likewise.
2648 (fold_builtin_copysign): Likewise.
2649 (fold_builtin_isascii): Likewise.
2650 (fold_builtin_toascii): Likewise.
2651 (fold_builtin_isdigit): Likewise.
2652 (fold_builtin_fabs): Likewise.
2653 (fold_builtin_abs): Likewise.
2654 (fold_builtin_fmin_fmax): Likewise.
2655 (fold_builtin_carg): Likewise.
2656 (fold_builtin_classify): Likewise.
2657 (fold_builtin_unordered_cmp): Likewise.
2659 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
2660 New functions split out from fold_builtin_1.
2661 (fold_builtin_n): New.
2662 (fold_builtin_varargs): New.
2663 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
2665 (fold_call_expr): New.
2666 (build_function_call_expr): Rewrite to use new helper function.
2667 (fold_builtin_call_list): New.
2668 (build_call_expr): New.
2669 (fold_builtin_call_valist): New.
2670 (rewrite_call_expr): New.
2671 (validate_arg): New.
2672 (validate_arglist): Change parameter to be entire CALL_EXPR instead
2673 of an arglist. Change return type to bool. Use new CALL_EXPR
2676 (fold_builtin_strstr): Pass call arguments individually instead
2677 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2678 accessors and constructors. Return NULL_TREE instead of 0.
2679 (fold_builtin_strchr): Likewise.
2680 (fold_builtin_strrchr): Likewise.
2681 (fold_builtin_strpbrk): Likewise.
2682 (fold_builtin_strcat): Likewise.
2683 (fold_builtin_strncat): Likewise.
2684 (fold_builtin_strspn): Likewise.
2685 (fold_builtin_strcspn): Likewise.
2686 (fold_builtin_fputs): Likewise.
2687 (fold_builtin_next_arg): Likewise.
2688 (fold_builtin_sprintf): Likewise.
2690 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
2691 NULL_RTX instead of 0.
2692 (expand_builtin_memory_chk): Likewise.
2693 (maybe_emit_chk_warning): Likewise.
2694 (maybe_emit_sprintf_chk_warning): Likewise.
2696 (fold_builtin_object_size): Pass call arguments individually instead
2697 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2698 accessors and constructors. Return NULL_TREE instead of 0.
2699 (fold_builtin_memory_chk): Likewise.
2700 (fold_builtin_stxcpy_chk): Likewise.
2701 (fold_builtin_strncpy_chk): Likewise.
2702 (fold_builtin_strcat_chk): Likewise.
2703 (fold_builtin_strcat_chk): Likewise.
2704 (fold_builtin_strncat_chk): Likewise.
2705 (fold_builtin_sprintf_chk): Likewise.
2706 (fold_builtin_snprintf_chk): Likewise.
2707 (fold_builtin_printf): Likewise.
2708 (fold_builtin_vprintf): Likewise.
2710 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
2712 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
2713 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2714 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
2715 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
2716 (fold_unary): Likewise.
2717 (fold_binary): Likewise.
2718 (fold_ternary): Remove CALL_EXPR case, since they are no longer
2719 ternary expressions.
2720 (fold): Add logic for tcc_vl_exp.
2721 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
2722 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2723 (fold_build3_stat): Add assertion to flag broken interface for
2724 constructing CALL_EXPRs.
2725 (fold_build_call_list): New.
2726 (fold_build_call_list_initializer): New.
2727 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
2729 (fold_strip_sign_ops): Likewise.
2731 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2732 Brooks Moses <brooks.moses@codesourcery.com>
2733 Lee Millward <lee.millward@codesourcery.com>
2735 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
2736 accessors and dump arguments explicitly.
2738 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
2740 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
2742 (print_call_name): Use new CALL_EXPR accessors.
2744 * print-tree.c (print_node): Add case tcc_vl_exp. Print
2745 CALL_EXPR arguments explicitly instead of as a list. Use
2746 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2748 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
2749 (vrp_visit_stmt): Likewise.
2751 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
2752 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
2754 (force_move_till_expr): Likewise.
2756 * targhooks.c (default_external_stack_protect_fail): Use
2757 build_call_expr instead of build_function_call_expr.
2758 (default_hidden_stack_protect_fail): Likewise.
2760 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
2763 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
2764 and walk arguments explicitly.
2766 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
2767 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2768 (expand_simple_operations): Likewise.
2769 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
2771 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
2772 of TREE_CODE_LENGTH.
2773 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
2775 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
2776 instead of TREE_CODE_LENGTH.
2778 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
2779 (tree_ic_transform): Likewise.
2780 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
2781 parameter instead of arglist. Fix callers.
2782 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
2783 (tree_stringops_transform): Likewise.
2784 (tree_indirect_call_to_profile): Likewise.
2785 (tree_stringops_values_to_profile): Likewise.
2787 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
2788 (eliminate_tail_call): Likewise.
2790 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
2792 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
2793 Use TREE_OPERAND_LENGTH and generalize to handle any number of
2795 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
2797 * omp-low.c (build_omp_barrier): Use build_call_expr.
2798 (lower_rec_input_clauses): Likewise.
2799 (lower_reduction_clauses): Likewise.
2800 (expand_parallel_call): Likewise.
2801 (maybe_catch_exception): Likewise.
2802 (expand_omp_for_generic): Likewise.
2803 (expand_omp_for_static_nochunk): Likewise.
2804 (expand_omp_sections): Likewise.
2805 (lower_omp_single_simple): Likewise.
2806 (lower_omp_single_copy): Likewise.
2807 (lower_omp_master): Likewise.
2808 (lower_omp_ordered): Likewise.
2809 (lower_omp_critical): Likewise.
2811 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
2812 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
2814 * tree-gimple.c (is_gimple_call_addr): Fix doc.
2815 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
2816 TREE_CODE_LENGTH. Add tcc_vl_exp case.
2818 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
2819 and generalize to handle any number of operands.
2820 (chrec_contains_undetermined): Likewise.
2821 (tree_contains_chrecs): Likewise.
2822 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
2824 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
2826 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
2827 fold_call_expr instead of fold_builtin.
2828 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
2829 match declarations there.
2830 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
2833 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
2834 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2836 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
2837 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
2839 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
2842 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
2843 (execute_cse_sincos): Use new CALL_EXPR accessors.
2845 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
2847 * gimple-low.c (lower_function_body): Use build_call_expr.
2848 (lower_builtin_setjmp): Likewise.
2850 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
2851 (set_storage_via_libcall): Likewise.
2852 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
2853 instead of TREE_CODE_LENGTH.
2854 (expand_expr_real_1): Use new CALL_EXPR accessors.
2856 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
2857 generalize to handle any number of operands.
2858 (TB_parent_eq): Likewise.
2860 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
2861 (strip_builtin_expect): Likewise.
2863 * function.c (gimplify_parameters): Use build_call_expr.
2865 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
2866 instead of TREE_CODE_LENGTH.
2868 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
2869 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
2871 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
2874 * gimplify.c (build_stack_save_restore): Use build_call_expr.
2875 (gimplify_decl_expr): Likewise.
2876 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
2877 Use new CALL_EXPR iterators.
2878 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
2879 (gimplify_modify_expr_to_memset): Likewise.
2880 (gimplify_variable_sized_compare): Likewise.
2881 (gimplify_omp_atomic_fetch_op): Likewise.
2882 (gimplify_omp_atomic_pipeline): Likewise.
2883 (gimplify_omp_atomic_mutex): Likewise.
2884 (gimplify_function_tree): Likewise.
2886 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
2887 (call_expr_flags): Likewise.
2888 (expand_call): Likewise.
2890 * except.c (expand_builtin_eh_return_data_regno): Pass entire
2891 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
2894 * coverage.c (create_coverage): Use build_call_expr.
2896 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
2897 (temp_call_expr_obstack): New.
2898 (pool_copy_list): Delete.
2899 (temp_copy_call_expr): New.
2900 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
2901 CALL_EXPR accessors. Get rid of special goo for copying argument
2902 lists and use temp_copy_call_expr instead.
2903 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
2904 CALL_EXPR accessors.
2905 (create_expression_by_pieces): Likewise. Use build_call_array
2906 to construct the result instead of fold_build3.
2907 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
2908 dealing with argument lists.
2909 (init_pre): Remove references to expression_node_pool and
2910 list_node_pool. Init temp_call_expr_obstack instead.
2911 (fini_pre): Remove references to expression_node_pool and
2914 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
2915 and walk arguments explicitly instead of as a list.
2917 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
2918 (mx_register_decls): Likewise.
2919 (mudflap_register_call): Likewise.
2920 (mudflap_finish_file): Likewise.
2922 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
2923 (ipa_callsite_compute_param): Likewise.
2925 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
2926 accessors and constructor.
2928 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
2929 accessors and constructor.
2930 (convert_tramp_reference): Likewise.
2931 (convert_call_expr): Likewise.
2932 (finalize_nesting_tree_1): Likewise.
2934 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
2937 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
2939 * tree-inline.c (initialize_inlined_parameters): Pass entire
2940 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
2942 (estimate_num_insns_1): Use new CALL_EXPR accessors.
2943 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
2945 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
2946 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2947 (vectorizable_reduction): Likewise.
2948 (vectorizable_call): Use new CALL_EXPR iterators.
2949 (vectorizable_conversion): Use build_call_expr.
2950 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
2951 (vect_gen_widened_results_half): Use build_call_expr.
2952 (vect_setup_realignment): Likewise.
2953 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
2955 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
2956 (pass_through_call): Likewise.
2957 (compute_object_sizes): Likewise. Use fold_call_expr instead of
2960 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
2961 (tree_gen_pow2_profiler): Likewise.
2962 (tree_gen_one_value_profiler): Likewise.
2963 (tree_gen_ic_func_profiler): Likewise.
2964 (tree_gen_average_profiler): Likewise.
2965 (tree_gen_ior_profiler): Likewise.
2967 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
2968 (find_func_aliases): Use new CALL_EXPR accessors. Add case
2969 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2971 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
2972 of TREE_CODE_LENGTH.
2974 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
2975 of TREE_CODE_LENGTH.
2977 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
2979 (convert_to_integer): Likewise.
2981 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
2984 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2985 Brooks Moses <brooks.moses@codesourcery.com>
2986 Lee Millward <lee.millward@codesourcery.com>
2988 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
2990 * config/frv/frv.c (frv_expand_builtin): Likewise.
2991 * config/s390/s390.c (s390_expand_builtin): Likewise.
2993 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
2994 (sparc_expand_builtin): Use new CALL_EXPR accessors.
2996 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
2997 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
2998 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
2999 (ix86_expand_store_builtin): Likewise.
3000 (ix86_expand_unop_builtin): Likewise.
3001 (ix86_expand_unop1_builtin): Likewise.
3002 (ix86_expand_sse_compare): Likewise.
3003 (ix86_expand_sse_comi): Likewise.
3004 (ix86_expand_vec_init_builtin): Likewise.
3005 (ix86_expand_vec_ext_builtin): Likewise.
3006 (ix86_expand_vec_set_builtin): Likewise.
3007 (ix86_expand_builtin): Use new CALL_EXPR accessors.
3009 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
3010 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3012 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
3013 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3014 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
3016 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
3018 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3019 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
3020 arglist. Use new CALL_EXPR accessors. Fix callers.
3021 (altivec_expand_abs_builtin): Likewise.
3022 (rs6000_expand_binop_builtin): Likewise.
3023 (altivec_expand_predicate_builtin): Likewise.
3024 (altivec_expand_lv_builtin): Likewise.
3025 (spe_expand_stv_builtin): Likewise.
3026 (altivec_expand_stv_builtin): Likewise.
3027 (rs6000_expand_ternop_builtin): Likewise.
3028 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
3029 (altivec_expand_st_builtin): Likewise.
3030 (altivec_expand_dst_builtin): Likewise.
3031 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
3032 arglist. Use new CALL_EXPR accessors. Fix callers.
3033 (altivec_expand_vec_set_builtin): Likewise.
3034 (altivec_expand_vec_ext_builtin): Likewise.
3035 (altivec_expand_builtin): Use new CALL_EXPR accessors.
3036 (spe_expand_builtin): Likewise.
3037 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
3038 arglist. Use new CALL_EXPR accessors. Fix callers.
3039 (spe_expand_evsel_builtin): Likewise.
3040 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
3041 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
3043 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
3044 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3045 (arm_expand_unop_builtin): Likewise.
3046 (arm_expand_builtin): Use new CALL_EXPR accessors.
3048 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
3051 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
3052 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3053 (bfin_expand_unop_builtin): Likewise.
3054 (bfin_expand_builtin): Use new CALL_EXPR accessors.
3056 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3057 Brooks Moses <brooks.moses@codesourcery.com>
3058 Lee Millward <lee.millward@codesourcery.com>
3060 * c-semantics.c (build_stmt): Add internal diagnostic check.
3062 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
3063 accessors. Print arguments explicitly instead of as a list.
3065 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
3067 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
3068 (c_finish_omp_flish): Likewise.
3070 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
3071 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
3072 instead of TREE_CODE_LENGTH.
3073 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
3074 (c_warn_unused_result): Likewise.
3076 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3079 * doc/invoke.texi (Warning Options): Remove
3080 -Werror-implicit-function-declaration.
3081 (Wimplicit-function-declaration): Update description.
3082 * opts.c (common_handle_option): Move handling of -Werror=* to...
3083 (enable_warning_as_error): ...here.
3084 * opts.h (enable_warning_as_error): Declare.
3085 * c-decl.c (implicit_decl_warning): Unless
3086 -Wno-implicit-function-declaration is given, emit a pedwarn if
3087 -std=c99 or emit a warning if -Wimplicit-function-declaration.
3088 * c.opt (Wimplicit-function-declaration): Replace
3089 mesg_implicit_function_declaration with
3090 warn_implicit_function_declaration.
3091 * c-opts.c (c_common_handle_option):
3092 -Werror-implicit-function-declaration is exactly equal as
3093 -Werror=implicit-function-declaration.
3094 (set_Wimplicit): Replace mesg_implicit_function_declaration with
3095 warn_implicit_function_declaration.
3096 (c_common_post_options): -Wimplict-function-declaration is enabled
3097 by default by -std=c99, otherwise is disabled by default.
3098 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
3100 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3102 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
3103 DECL on the rhs to a DECL on the lhs for debug info purposes if the
3104 former is ignored but not the latter.
3106 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3108 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
3109 is made and the reference doesn't use the alias set of its type,
3110 do not create the temporary using that type.
3112 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
3114 * jump.c: Remove prototypes for delete_computation and
3115 delete_prior_computation.
3117 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3119 * jump.c (get_label_after): Delete.
3120 (get_label_before, delete_computation, delete_jump,
3121 delete_prior_computation, follow_jumps): Move...
3122 * reorg.c (delete_computation, delete_prior_computation): ... here...
3123 (get_label_before, delete_jump): ... making these static ...
3124 (follow_jumps): ... and simplifying this since it only runs after
3126 * rtl.h (get_label_after, get_label_before, delete_jump,
3127 follow_jumps): Delete prototypes.
3129 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3131 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
3133 2007-02-15 Nick Clifton <nickc@redhat.com>
3135 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
3136 order to prevent it from being munged by the target.
3138 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
3140 * config/i386/i386.md: Remove misleading comment.
3142 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3144 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
3145 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
3148 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3150 * tree-sra.c (instantiate_missing_elements): Canonicalize
3152 (sra_build_assignment): New.
3153 (generate_copy_inout, generate_element_copy,
3154 generate_element_zero, generate_one_element_init): Use it.
3156 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3158 * tree-sra.c (instantiate_missing_elements): Canonicalize
3160 (sra_build_assignment): New.
3161 (generate_copy_inout, generate_element_copy,
3162 generate_element_zero, generate_one_element_init): Use it.
3164 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3166 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
3169 2007-02-14 Joseph Myers <joseph@codesourcery.com>
3171 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
3172 types as aggregates not scalars.
3173 * function.c (assign_stack_temp_for_type): Likewise.
3175 2007-02-14 Roger Sayle <roger@eyesopen.com>
3176 Zdenek Dvorak <dvorakz@suse.cz>
3178 * tree-dump.c (dump_switch_p_1): Require exact match of the option
3181 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
3183 * passes.c (next_pass_1): Clear the next field of the copied
3186 2007-02-14 Richard Henderson <rth@redhat.com>
3188 * tree-sra.c (early_sra): New.
3189 (decl_can_be_decomposed_p): Deny va_list if early_sra.
3190 (tree_sra_early, pass_sra_early): New.
3191 * tree-pass.h (pass_sra_early): Declare.
3192 * passes.c (init_optimization_passes): Use it.
3194 2007-02-14 Richard Guenther <rguenther@suse.de>
3196 * flags.h (issue_strict_overflow_warning): Convert to a macro.
3198 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
3200 PR tree-optimization/30771
3201 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
3203 (vect_analyze_operations): Induction phis can now be marked as
3205 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
3206 Update documentation accordingly.
3208 2007-02-14 Nick Clifton <nickc@redhat.com>
3210 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
3211 most 3 arguments are supported.
3212 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
3214 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
3216 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
3217 Ensure dst->current is valid.
3219 2007-02-13 Paul Brook <paul@codesourcery.com>
3221 * config.gcc: Add arm*-*-uclinux-*eabi.
3222 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
3223 (SUBTARGET_EXTRA_LINK_SPEC): Define.
3224 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
3225 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
3226 (LINK_SPEC): Define.
3228 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
3230 * config/arm/uclinux-eabi.h: New file.
3231 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
3232 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
3235 2007-02-13 Ian Lance Taylor <iant@google.com>
3237 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
3238 * flags.h (warn_strict_overflow): Declare.
3239 (enum warn_strict_overflow_code): Define.
3240 (issue_strict_overflow_warning): New static inline function.
3241 * opts.c (warn_strict_overflow): New variable.
3242 (common_handle_option): Handle OPT_Wstrict_overflow and
3243 OPT_Wstrict_overflow_.
3244 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
3246 * fold-const.c: Include intl.h.
3247 (fold_deferring_overflow_warnings): New static variable.
3248 (fold_deferred_overflow_warning): New static variable.
3249 (fold_deferred_overflow_code): New static variable.
3250 (fold_defer_overflow_warnings): New function.
3251 (fold_undefer_overflow_warnings): New function.
3252 (fold_undefer_and_ignore_overflow_warnings): New function.
3253 (fold_deferring_overflow_warnings_p): New function.
3254 (fold_overflow_warning): New static function.
3255 (make_range): Add strict_overflow_p parameter. Change all
3257 (extract_muldiv, extract_muldiv_1): Likewise.
3258 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
3259 tree_expr_nonnegative_p.
3260 (fold_negate_expr): Call fold_overflow_warning.
3261 (fold_range_test): Likewise.
3262 (fold_comparison): Likewise.
3263 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
3264 instead of tree_expr_nonnegative_p.
3265 (tree_expr_nonnegative_warnv_p): Rename from
3266 tree_expr_nonnegative_p, add strict_overflow_p parameter.
3267 (tree_expr_nonnegative_p): New function.
3268 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
3269 strict_overflow_p parameter.
3270 (tree_expr_nonzero_p): New function.
3271 * passes.c (verify_interpass_invariants): New static function.
3272 (execute_one_pass): Call it.
3273 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
3275 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
3276 (estimate_numbers_of_iterations): Likewise.
3277 (scev_probably_wraps_p): Likewise.
3278 * tree-ssa-ccp.c: Include "toplev.h".
3279 (evaluate_stmt): Defer fold overflow warnings until we know we are
3281 (struct fold_stmt_r_data): Add stmt field.
3282 (fold_stmt_r): Defer fold overflow warnings until we know we
3284 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
3285 (fold_stmt_inplace): Likewise.
3286 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
3287 (cleanup_control_expr_graph): Defer fold overflow warnings until
3288 we know we are going to optimize.
3289 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3290 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
3292 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3293 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
3294 * tree-ssa-loop-manip.c (create_iv): Likewise.
3295 * c-typeck.c (build_conditional_expr): Likewise.
3296 (build_binary_op): Likewise.
3297 * tree-vrp.c (vrp_expr_computes_nonzero): Call
3298 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
3299 (extract_range_from_unary_expr): Likewise.
3300 * simplify-rtx.c (simplify_const_relational_operation): Warn when
3301 assuming that signed overflow does not occur.
3302 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
3303 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
3304 (fold_defer_overflow_warnings): Declare.
3305 (fold_undefer_overflow_warnings): Declare.
3306 (fold_undefer_and_ignore_overflow_warnings): Declare.
3307 (fold_deferring_overflow_warnings_p): Declare.
3308 (tree_expr_nonzero_warnv_p): Declare.
3309 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
3311 (Warning Options): Document -Wstrict-overflow.
3312 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
3313 (tree-ssa-ccp.o): Likewise.
3314 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
3315 (fold-const.o): Depend on intl.h.
3317 2007-02-13 Ian Lance Taylor <iant@google.com>
3320 * lower-subreg.c (resolve_simple_move): Decompose subregs in
3323 2007-02-13 Stuart Hastings <stuart@apple.com>
3325 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
3327 2007-02-13 Richard Henderson <rth@redhat.com>
3329 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
3330 handled_component_p before looking for the indirect_ref.
3332 2007-02-13 Richard Henderson <rth@redhat.com>
3334 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
3335 remove flags clobber.
3336 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
3337 (bswaphi_lowpart): New.
3338 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
3339 remove TARGET_BSWAP test. Delete expander of the same name.
3341 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
3342 (expand_unop): Use them.
3344 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
3346 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
3347 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
3348 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
3349 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
3350 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
3351 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
3352 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
3353 assembler dialect choice from asm templates.
3355 2007-02-12 Richard Henderson <rth@redhat.com>
3357 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
3358 (fixuns_trunc<SSEMODEF>si2): Use it.
3359 * config/i386/sse.md (vec_setv4sf_0): Export.
3360 * config/i386/i386.c (ix86_build_const_vector): Export.
3361 (ix86_split_convert_uns_si_sse): Rename from
3362 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
3363 * config/i386/i386-protos.h: Update.
3365 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3368 * c-typeck.c (c_finish_return): Improve warning message.
3370 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3372 * alias.c (find_symbolic_term): Delete unused function.
3374 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
3376 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
3377 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
3378 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
3380 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3382 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3383 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3384 the function, temporarily point the debug interface to the null one.
3386 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3388 * dwarf2out.c (round_up_to_align): New static function.
3389 (field_byte_offset): Use it to round the offset.
3391 2007-02-12 Richard Henderson <rth@redhat.com>
3393 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
3394 (inswl_const): Export.
3396 2007-02-12 Richard Henderson <rth@redhat.com>
3398 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
3399 result mode of the libcall, convert back to outmode.
3401 2007-02-12 Roger Sayle <roger@eyesopen.com>
3403 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
3404 (bswapdi2): New define_expand to implement 32-bit implementation.
3406 2007-02-12 Nick Clifton <nickc@redhat.com>
3408 * doc/invoke.texi (Overall Options): Document --help=.
3409 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
3410 (cc1_options): Pass --help= on to cc1.
3411 (display_help): Add description of --help=.
3412 (process_command): Add code to handle --help=. Allow translated
3413 --help and --target-help switches to be passed on to compiler
3415 (main): Remove unused if statement.
3416 * opts.c (columns): Remove.
3417 (LEFT_COLUMN): Define.
3418 (wrap_help): Add columns argument.
3419 (print_filtered_help): Change parameters to be an include bitmask,
3420 an exclude bitmask, an any bitmask and the column width. Move the
3421 code to display the params list here. Add code to display the
3422 status of options rather than their descriptions if the quiet flag
3424 (print_specific_help): Change parameters to be an include bitmask,
3425 an exclude bitmask and an any bitmask. Move code to look up the
3426 column width here. Decide upon the title for an options listing.
3427 (common_handle_options): Add code to handle --help=. Adapt code
3428 for --help and --target-help to use the revised form of the
3429 print_specific_help function.
3430 (print_help): Delete.
3431 (print_param_help): Delete.
3432 (print_switch): Delete.
3433 * opts.h (cl_lang_count): Add prototype.
3434 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
3435 CL_MAX_OPTION_CLASS): New defines.
3436 * optc-gen.awk: Add construction of cl_lang_count.
3437 * c.opt: Add Warning attribute to warning options and Optimization
3438 attribute to optimization options.
3439 * common.opt: Likewise.
3441 Add -fhelp and -ftarget-help as aliases for the transformed --help
3442 and --target-help options.
3443 * opt-functions.awk: Add code to handle Warning and Optimization
3446 2007-02-12 Richard Henderson <rth@redhat.com>
3448 * config/alpha/constraints.md: New file.
3449 * config/alpha/alpha.c: Include tm-constrs.h.
3450 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
3451 alpha_extra_constraint): Remove.
3452 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
3453 * config/alpha/alpha-protos.h: Update.
3454 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
3455 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
3456 (EXTRA_CONSTRAINT): Remove.
3457 * config/alpha/alpha.md: Include constraints.md.
3458 (adddi splitter): Use satisfies_constraint_*.
3459 * config/alpha/predicates.md (add_operand): Likewise.
3460 (sext_add_operand, addition_operation): Likewise.
3462 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
3464 PR tree-optimization/29145
3465 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
3466 in our handling of restrict qualified pointers.
3468 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3471 * doc/invoke.texi (Wunused-value): Update description.
3472 (Wextra): Delete item.
3473 * opts.c (set_Wextra): Don't use the value of Wextra to set the
3474 value of Wunused-value.
3475 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
3476 (c_finish_stmt_expr): Don't check extra_warnings.
3477 (emit_side_effect_warnings): The caller is responsible to check
3480 2007-02-11 Roger Sayle <roger@eyesopen.com>
3481 Matt Thomas <matt@3am-software.com>
3483 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
3485 2007-02-11 Roger Sayle <roger@eyesopen.com>
3487 * simplify-rtx.c (simplify_relational_operation_1): Optimize
3488 comparisons of POPCOUNT against zero.
3489 (simplify_const_relational_operation): Likewise.
3491 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3493 * doc/invoke.texi (Wextra): Delete outdated paragraph.
3495 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3497 * dwarf2out.c (root_type): Delete unused function.
3499 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3501 * genattrtab.c (contained_in_p): Delete unused function.
3502 (write_expr_attr_cache): Likewise.
3504 2007-02-11 Jan Hubicka <jh@suse.cz>
3506 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
3509 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
3511 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
3512 to add the REG_EQ* note.
3513 * see.c (see_merge_one_use_extension): Likewise.
3514 * local-alloc.c (update_equiv_regs): Likewise. Also don't
3515 turn REG_EQUAL notes into REG_EQUIV notes if the target
3516 register may have more than one set.
3517 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
3518 * gcse.c (try_replace_reg): Likewise.
3519 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
3520 * calls.c (fixup_tail_calls): Likewise. Abort if there is
3521 more than one REG_EQUIV note.
3522 * reload1.c (gen_reload): Use set_unique_reg_note.
3524 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
3526 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
3527 (ix86_builtin_conversion): New function.
3529 2007-02-06 Mark Mitchell <mark@codesourcery.com>
3532 * tree.h (DECL_REPLACEABLE_P): New macro.
3533 * except.c (set_nothrow_function_flags): Likewise.
3535 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
3536 Ira Rosen <irar@il.ibm.com>
3537 Dorit Nuzman <dorit@il.ibm.com>
3539 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
3540 * targhooks.c (default_builtin_vectorized_conversion): New.
3541 * targhooks.h (default_builtin_vectorized_function): New declaration.
3542 * target.h (struct vectorize): Add builtin_conversion field.
3543 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
3544 stmt_vec_info_type value.
3545 (vectorizable_conversion): New declaration.
3546 * tree-vect-analyze.c (vect_analyze_operations): Add
3547 vectorizable_conversion call.
3548 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
3549 * tree-vect-transform.c (vectorizable_conversion): New function.
3550 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
3551 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
3553 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
3554 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
3555 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
3556 or ALTIVEC_BUILTIN_VCFSX.
3558 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3561 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
3562 CONST_DOUBLE and operand 0 is a hard register.
3563 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
3564 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
3565 is a hard floating-point register.
3567 2007-02-10 Richard Henderson <rth@redhat.com>
3568 Jakub Jelinek <jakub@redhat.com>
3569 Alexandre Oliva <aoliva@redhat.com>
3571 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
3572 * builtin-types.def (BT_WORD): Make unsigned.
3573 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
3574 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
3575 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
3576 * c-decl.c (grokdeclarator): Don't error if !have_tls.
3577 * c-parser.c (c_parser_omp_threadprivate): Likewise.
3578 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
3580 * expr.c (emutls_var_address): New.
3581 (expand_expr_real_1): Expand emulated tls.
3582 (expand_expr_addr_expr_1): Likewise.
3583 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
3584 * output.h (emutls_finish): Declare.
3585 * toplev.c (compile_file): Call it.
3586 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
3587 address before wrapping in CONST.
3588 * varasm.c (emutls_htab, emutls_object_type): New.
3589 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
3590 (get_emutls_object_name, get_emutls_object_type): New.
3591 (get_emutls_init_templ_addr, emutls_decl): New.
3592 (emutls_common_1, emutls_finish): New.
3593 (assemble_variable): When emulating tls, swap decls; generate
3594 constructor for the emutls objects.
3595 (do_assemble_alias): When emulating tls, swap decl and target name.
3596 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
3598 * varpool.c (decide_is_variable_needed): Look at force_output.
3599 Recurse for emulated tls.
3600 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
3601 with decide_is_variable_needed.
3602 * emutls.c: New file.
3603 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
3604 tls_object for real tls.
3606 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3608 PR rtl-optimization/29599
3609 * reload1.c (eliminate_regs_in_insn): Take the destination
3610 mode into account when computing the offset.
3612 2007-02-09 Stuart Hastings <stuart@apple.com>
3613 Richard Henderson <rth@redhat.com>
3615 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
3616 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
3617 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
3618 fixuns_truncdfhi2): New.
3619 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
3620 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
3621 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
3622 (floatunssidf2): Allow nonimmediate source.
3623 * gcc/config/i386/sse.md (movdi_to_sse): New.
3624 (vec_concatv2di): Drop '*'.
3625 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
3626 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
3627 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
3629 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
3630 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
3631 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
3632 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
3633 (ix86_build_signbit_mask): Fix decl of v, refactor to call
3634 ix86_build_const_vector.
3635 (x86_emit_floatuns): Rewrite.
3637 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3639 * genautomata.c (longest_path_length): Delete unused function.
3640 (struct state): Delete unused longest_path_length.
3641 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
3642 (get_free_state): Delete unused.
3644 2007-02-09 Jan Hubicka <jh@suse.cz>
3646 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
3647 * doc/invoke.texi (inline-unit-growth): Update default value.
3649 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
3650 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
3651 (rebuild_cgraph_edges): Likewise.
3652 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
3653 (dump_cgraph_node): Dump frequencies.
3654 (cgraph_clone_edge): Add frequency scales.
3655 (cgraph_clone_node): Add freuqnecy.
3656 * cgraph.h (cgraph_edge): Add freuqnecy argument.
3657 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
3658 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
3659 * tree-pass.h (TODO_rebuild_frequencies): New constant.
3660 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
3661 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
3662 (save_inline_function_body): Likewise.
3663 * ipa-inline.c: inluce rtl.h
3664 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
3665 (cgraph_edge_badness): Use frequencies.
3666 (cgraph_decide_recursive_inlining): Update clonning.
3667 (cgraph_decide_inlining_of_small_function): Dump frequency.
3668 * predict.c (estimate_bb_frequencies): Export.
3669 * predict.h (estimate_bb_frequencies): Declare.
3670 * tree-inline.c (copy_bb): Watch overflows.
3671 (expand_call_inline): Update call of cgraph_create_edge.
3672 (optimize_inline_calls): Use TODO flags to update frequnecies.
3673 * passes.h: Include predict.h
3674 (init_optimization_passes): Move profile ahead.
3675 (execute_function_todo): Handle TODO_rebuild_frequencies.
3677 2007-02-09 Roger Sayle <roger@eyesopen.com>
3679 * config/alpha/alpha.c (emit_insxl): Force the first operand of
3680 the insbl or inswl pattern into a register.
3682 2007-02-09 Roger Sayle <roger@eyesopen.com>
3684 * config/ia64/ia64.md (bswapdi2): New define_insn.
3686 2007-02-09 Richard Henderson <rth@redhat.com>
3688 * config/i386/constraints.md (Ym): New constraint.
3689 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
3690 (movdi_1_rex64): Split sse and xmm general register moves from
3691 memory move alternatives. Use conditional register constraints.
3692 (movsf_1, movdf_integer): Likewise.
3693 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3694 (movdf_integer_rex64): New.
3695 (pushsf_rex64): Fix output constraints.
3696 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
3697 (sse2_stored): Likewise.
3698 (sse2_storeq_rex64): New.
3699 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
3700 amd and not generic.
3701 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
3702 for optimize_size. Remove SF/DFmode hack.
3704 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3706 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
3709 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
3710 Richard Sandiford <richard@codesourcery.com>
3712 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
3713 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
3714 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
3715 m68k/t-mlib to tmake_file.
3716 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
3717 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
3718 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
3719 Allow it to be cf or m68k. Set m68k_arch_family. If that
3720 variable is not empty, add t-$m68k_arch_family to tmake_file.
3721 Add t-mlibs to tmake_file.
3722 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
3723 * config/m68k/t-cf: New file.
3724 * config/m68k/t-m68k: Likewise.
3725 * config/m68k/t-mlibs: Likewise.
3726 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3727 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3728 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
3729 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3730 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
3732 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
3733 (INSTALL_LIBGCC): Delete.
3734 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
3735 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3736 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3737 (M68K_MLIB_CPU): Define.
3738 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3739 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3740 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
3742 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
3743 Richard Guenther <rguenther@suse.de>
3746 * fold-const.c (fold_comparison): Handle obfuscated comparisons
3747 against INT_MIN/INT_MAX.
3748 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
3749 file if a loop is removed.
3751 2007-02-09 Joseph Myers <joseph@codesourcery.com>
3753 * calls.c (store_one_arg): Pass correct alignment to
3754 emit_push_insn for non-BLKmode values.
3755 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
3756 unaligned stack slot via a suitably aligned slot.
3758 2007-02-08 DJ Delorie <dj@redhat.com>
3760 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
3762 (legal_subregs): Use unsigned char, make const.
3763 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
3765 2007-02-08 Paul Brook <paul@codesourcery.com>
3767 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
3768 special interworking needed.
3770 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
3772 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
3773 conditional to __SSE2__.
3774 (Entries below should have been added to first ChangeLog
3775 entry for amdfam10 dated 2007-02-05)
3776 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
3778 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
3780 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
3783 2007-02-08 DJ Delorie <dj@redhat.com>
3785 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
3786 * config/m32c/m32c.c (legal_subregs): New.
3787 (m32c_illegal_subreg_p): New.
3788 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
3789 unsupported subregs of hard regs.
3791 2007-02-08 Jan Hubicka <jh@suse.cz>
3793 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
3794 the same one; always update histograms.
3796 2007-02-08 Diego Novillo <dnovillo@redhat.com>
3798 * passes.c (init_optimization_passes): Tidy comment.
3800 2007-02-08 Roger Sayle <roger@eyesopen.com>
3802 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
3803 strip zero_extend, bswap and rotates from POCOUNT's argument.
3804 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
3805 zero_extend and rotates from PARITY's argument.
3806 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
3807 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
3808 of an integer constant at compile-time.
3810 2007-02-08 Diego Novillo <dnovillo@redhat.com>
3813 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
3815 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
3818 * tree-ssa-live.c (remove_unused_locals): Do not remove
3819 TREE_ADDRESSABLE variables.
3820 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
3821 * tree-ssa-operands.c (add_virtual_operand): Remove argument
3822 FOR_CLOBBER. Update all users.
3823 If VAR has an associated alias set, add a virtual operand for
3824 it if no alias is found to conflict with the memory reference.
3826 2007-02-07 Jan Hubicka <jh@suse.cz>
3827 Robert Kidd <rkidd@crhc.uiuc.edu>
3829 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
3831 2007-02-07 Ian Lance Taylor <iant@google.com>
3833 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
3835 2007-02-07 Roger Sayle <roger@eyesopen.com>
3837 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
3838 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
3839 tablejumpdi, movsi_to_cr_one): Remove constraints from
3840 define_expand's match_operands.
3842 2007-02-07 Roger Sayle <roger@eyesopen.com>
3844 * global.c (compute_regsets): Move declatation of "i" inside of
3845 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
3847 2007-02-07 Jakub Jelinek <jakub@redhat.com>
3850 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
3851 of INDIRECT_REF <RESULT_DECL>.
3853 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
3855 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
3856 Kaz Kojima <kkojima@gcc.gnu.org>
3859 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
3861 (sh_initialize_trampoline): Add parentheses to avoid a warning.
3863 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3865 * doc/loop.texi: Document possibility not to perform disambiguation
3866 of loops with multiple latches.
3867 * cfgloopmanip.c (alp_enum_p): Removed.
3868 (add_loop): Handle subloops. Use get_loop_body_with_size.
3869 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
3870 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
3871 the new forwarder block.
3872 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
3873 Handle the case latch is NULL.
3874 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
3875 when marking loop exits.
3876 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
3878 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
3879 disambiguate_loops_with_multiple_latches.
3880 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
3881 before fix_loop_structure.
3882 * cfgloop.c: Include pointer-set.h and output.h.
3883 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
3884 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
3885 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
3886 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
3887 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
3888 disambiguate_multiple_latches, get_loop_body_with_size,
3889 disambiguate_loops_with_multiple_latches): New functions.
3890 (flow_loop_dump): Dump multiple latch edges.
3891 (flow_loop_nodes_find): Handle loops with multiple latches.
3892 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
3893 (glb_enum_p): Modified.
3894 (get_loop_body): Use get_loop_body_with_size.
3895 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
3896 (AVOID_CFG_MODIFICATIONS): New constant.
3897 (disambiguate_loops_with_multiple_latches, add_loop,
3898 get_loop_body_with_size): Declare.
3899 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
3901 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
3904 * global.c (compute_regsets): New function.
3905 (global_alloc): Refactored ELIMINABLE_REGSET
3906 and NO_GLOBAL_ALLOC_REGS computation out.
3907 (rest_of_handle_global_alloc): Call compute_regsets()
3908 for non-optimizing case.
3910 2007-02-06 Richard Henderson <rth@redhat.com>
3912 * config/i386/constraints.md (Y2): Rename from Y.
3913 (Yi): New constraint.
3914 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
3915 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
3916 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
3917 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
3918 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
3919 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
3920 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
3921 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
3922 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
3923 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
3924 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
3925 vec_extractv2si_1): Change Y constraints to Y2.
3926 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
3927 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
3928 Change Y constraints to Y2.
3929 (sse2_loadld): Change Y constraints to x.
3931 2007-02-06 Roger Sayle <roger@eyesopen.com>
3933 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
3934 (parity<mode>2): New define_expand using rs6000_emit_parity.
3935 * config/rs6000/rs6000.c (rs6000_emit_popcount,
3936 rs6000_emit_parity): New functions.
3937 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
3938 rs6000_emit_parity): Prototype here.
3940 2007-02-06 Ian Lance Taylor <iant@google.com>
3942 * lower-subreg.c (simple_move_operand): Reject CONST.
3943 (resolve_clobber): Call validate_change rather than directly
3944 assigning to XEXP (pat, 0).
3946 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
3948 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
3949 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
3950 (tree-cfg.o): Remove hashtab.h dependency.
3952 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
3953 (struct ivopts_data): Change niters to pointer_map_t.
3954 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
3955 (niter_for_exit): Create pointer_map on demand. Change for
3957 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
3958 (free_loop_data): Destroy data->niters if created and reset field.
3959 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
3960 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
3962 * tree-ssa-reassoc.c: Include pointer-set.h.
3963 (bb_rank): Change to long *.
3964 (operand_rank): Change to pointer_map_t.
3965 (find_operand_rank): Return long, -1 if not found. Declare as inline.
3966 (insert_operand_rank): Accept long.
3967 (operand_entry_hash, operand_entry_eq): Remove.
3968 (get_rank): Return long. Adjust for changes above.
3969 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
3971 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
3973 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
3974 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
3975 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
3977 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
3978 directly since it cannot be NULL.
3979 (get_vi_for_tree): Rewrite for pointer_map API.
3980 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
3981 (init_alias_vars): Create vi_for_tree as pointer_map.
3982 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
3984 * tree-cfg.c: Don't include hashtab.h.
3985 (edge_to_cases): Declare as pointer_map.
3986 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
3988 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
3989 (start_recording_case_labels): Create edge_to_cases as pointer_map.
3990 (end_recoding_case_labels): Cleanup edge_to_cases manually before
3992 (record_switch_edge): Delete.
3993 (get_cases_for_edge): Adjust for pointer_map API, inline
3994 record_switch_edge (rewritten for new API), remove goto.
3996 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
3998 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
3999 * tree-nested.c: Include pointer-set.h.
4000 (var_map_elt, var_map_eq, var_map_hash): Delete.
4001 (struct nesting_info): Remove GTY marker. Change the two htab_t's
4003 (nesting_info_bitmap_obstack): New.
4004 (lookup_field_for_decl): Adjust for pointer_map API.
4005 (lookup_tramp_for_decl): Adjust for pointer_map API.
4006 (get_nonlocal_debug_decl): Adjust for pointer_map API.
4007 (get_local_debug_decl): Adjust for pointer_map API.
4008 (convert_nl_goto_reference): Adjust for pointer_map API.
4009 (convert_nl_goto_receiver): Adjust for pointer_map API.
4010 (create_nesting_tree): Create outside GGC space. Create bitmap on
4011 the new obstack. Create field_map and var_map as pointer_maps.
4012 (free_nesting_tree): Adjust for changes to create_nesting_tree.
4014 (lower_nested_functions): Move root here, no need to NULL it.
4015 Initialize and release the obstack.
4017 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
4019 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
4020 Remove prototypes and make them non-static.
4021 (struct tree_int_map): Remove.
4022 * tree.h (struct tree_int_map): Move here, turning TO into an
4024 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
4026 * tree.h (TREE_COMPLEXITY): Remove.
4027 (struct tree_exp): Remove complexity field.
4028 * tree.c (build1_stat): Don't set it.
4030 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
4031 Victor Kaplansky <victork@il.ibm.com>
4033 * tree-vectorizer.c (vect_is_simple_use): Support induction.
4034 (vect_is_simple_reduction): Support reduction with induction as
4035 one of the operands.
4036 (vect_is_simple_iv_evolution): Fix formatting.
4037 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
4038 formatting. Don't mark induction phis for vectorization.
4039 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
4040 * tree-vect-transform.c (get_initial_def_for_induction): New function.
4041 (vect_get_vec_def_for_operand): Support induction.
4042 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
4044 (vectorizable_reduction): Support reduction with induction as one of
4046 (vectorizable_type_demotion): Use def-type of stmt argument rather
4047 than dummy def-type.
4049 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
4050 flag_tree_scev_cprop.
4051 * common.opt (tree-scev-cprop): New flag.
4053 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
4054 call to vect_get_new_vect_var.
4056 2007-02-06 Ira Rosen <irar@il.ibm.com>
4058 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
4059 vectype is not NULL.
4060 (vect_pattern_recog_1): Likewise.
4062 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4064 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
4065 (fold_negate_expr): Likewise.
4067 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
4070 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
4071 even if cv-qualification is the same.
4073 2007-02-05 Geoffrey Keating <geoffk@apple.com>
4075 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
4076 __enable_execute_stack on completion.
4078 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4080 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
4081 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
4082 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
4083 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
4084 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
4085 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
4086 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
4087 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
4089 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4091 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
4092 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
4093 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
4094 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
4095 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
4096 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
4097 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
4098 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
4099 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
4100 umuldi3_highpart_rex64, umulsi3_highpart_insn,
4101 umulsi3_highpart_zext, smuldi3_highpart_rex64,
4102 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
4103 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
4104 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
4105 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
4106 sqrtextenddfxf2_i387): Added amdfam10_decode.
4108 * config/i386/athlon.md (athlon_idirect_amdfam10,
4109 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
4110 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
4111 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
4112 athlon_ivector_store_amdfam10): New define_insn_reservation.
4113 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
4116 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4118 * config/i386/athlon.md (athlon_call_amdfam10,
4119 athlon_pop_amdfam10, athlon_lea_amdfam10): New
4120 define_insn_reservation.
4121 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
4122 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
4123 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
4125 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4127 * config/i386/athlon.md (athlon_sseld_amdfam10,
4128 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
4129 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
4131 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4133 * config/i386/athlon.md (athlon_sseins_amdfam10): New
4134 define_insn_reservation.
4135 * config/i386/i386.md (sseins): Added sseins to define_attr type
4136 and define_attr unit.
4137 * config/i386/sse.md: Set type attribute to sseins for insertq
4140 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4142 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
4143 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
4144 ssecomi_load_amdfam10, ssecomi_amdfam10,
4145 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
4146 define_insn_reservation.
4147 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
4149 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4151 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
4152 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
4153 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
4154 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
4155 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
4156 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
4157 define_insn_reservation.
4159 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
4160 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
4161 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
4162 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
4163 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
4165 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4167 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
4168 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
4169 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
4170 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
4171 athlon_ssemul_load_k8): Added amdfam10.
4173 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4175 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
4176 (x86_sse_unaligned_move_optimal): New variable.
4178 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
4180 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
4181 for unaligned vector SSE double/single precision loads for AMDFAM10.
4183 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4185 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
4186 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
4187 Define TARGET_CPU_DEFAULT_amdfam10.
4188 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
4189 (processor_type): Add PROCESSOR_AMDFAM10.
4191 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
4192 processor_type in config/i386/i386.h.
4193 Enable imul peepholes for TARGET_AMDFAM10.
4195 * config.gcc: Add support for --with-cpu option for amdfam10.
4197 * config/i386/i386.c (amdfam10_cost): New variable.
4198 (m_AMDFAM10): New macro.
4199 (m_ATHLON_K8_AMDFAM10): New macro.
4200 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
4201 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
4202 x86_promote_QImode, x86_integer_DFmode_moves,
4203 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4204 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
4205 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
4206 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
4207 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
4208 Enable/disable for amdfam10.
4209 (override_options): Add amdfam10_cost to processor_target_table.
4210 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
4211 processor_alias_table.
4212 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
4213 (ix86_adjust_cost): Add code for amdfam10.
4215 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4217 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
4218 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
4219 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
4220 * config/i386/i386.h: Add builtin definition for SSE4A.
4221 * config/i386/i386.md: Add support for ABM instructions
4223 * config/i386/sse.md: Add support for SSE4A instructions
4224 (movntss, movntsd, extrq, insertq).
4225 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
4226 Add -march=amdfam10 flag.
4227 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
4228 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
4230 * doc/extend.texi: Add documentation for SSE4A builtins.
4232 2007-02-05 Bob Wilson <bob.wilson@acm.org>
4234 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
4236 2007-02-05 Richard Guenther <rguenther@suse.de>
4238 * tree-vectorizer.h (vectorizable_function): Add argument type
4239 argument, change return type.
4240 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
4241 * tree-vect-transform.c (vectorizable_function): Handle extra
4242 argument, return vectorized function decl.
4243 (build_vectorized_function_call): Remove.
4244 (vectorizable_call): Handle calls with result and argument types
4245 differing. Handle loop vectorization factor correctly.
4246 * targhooks.c (default_builtin_vectorized_function): Adjust for
4248 * targhooks.h (default_builtin_vectorized_function): Likewise.
4249 * target.h (builtin_vectorized_function): Add argument type
4251 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
4252 extra argument, allow vectorizing of lrintf.
4253 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
4254 documentation of target hook.
4256 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
4259 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
4260 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
4261 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
4263 2007-02-05 Roger Sayle <roger@eyesopen.com>
4265 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
4266 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
4267 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
4268 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
4269 before canonicalizing sincos to cexpi.
4270 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
4272 2007-02-05 Roger Sayle <roger@eyesopen.com>
4274 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
4275 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
4276 (alpha_init_builtins): Use alpha_add_builtins to process tables.
4278 2007-02-05 Roger Sayle <roger@eyesopen.com>
4280 * mips-tfile.c (initialize_init_file): Correct endianness test.
4282 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
4284 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
4287 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4289 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
4290 saves in a PARALLEL before the register assignments.
4292 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4294 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
4295 DWARF_FRAME_RETURN_COLUMN to be a general register.
4296 * dwarf2out.c (init_return_column_size): New function, split from...
4297 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
4298 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
4299 to be nongeneral registers.
4300 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
4302 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
4303 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
4305 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4307 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
4309 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4311 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
4312 (remove_path): Use can_remove_branch_p and remove_branch instead
4313 of loop_delete_branch_edge.
4314 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
4315 (tree_transform_and_unroll_loop): Remove dead branches immediately.
4316 Update profile using scale_dominated_blocks_in_loop.
4317 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
4318 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
4319 (can_remove_branch_p, remove_branch): Declare.
4320 * tree-cfg.c (tree_can_remove_branch_p): New function.
4321 (tree_cfg_hooks): Add tree_can_remove_branch_p.
4322 * cfgrtl.c (rtl_can_remove_branch_p): New function.
4323 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
4325 2007-02-05 Jan Hubicka <jh@suse.cz>
4328 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
4329 nodes in cgraph, don't remove offline copy of the function.
4331 2007-02-04 Jan Hubicka <jh@suse.cz>
4333 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
4334 vectors might cause maybe_lookup_element_for_expr to be called
4335 on non-sra-candidate.
4337 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4339 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
4340 config/bfin/bfin.md, config/bfin/predicates.md: Follow
4341 spelling conventions.
4343 2007-02-04 Richard Guenther <rguenther@suse.de>
4346 * fold-const.c (try_move_mult_to_index): Make sure to not
4347 overflow one dimension of a multi-dimensional array access.
4349 2007-02-04 Jan Hubicka <jh@suse.cz>
4351 * passes.c (init_optimization_passes): Reindent.
4353 2007-02-04 Jan Hubicka <jh@suse.cz>
4354 Eric Botcazou <ebotcazou@adacore.com>
4356 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
4357 (execute_fixup_cfg): Break out the abnormal goto code.
4358 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
4359 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
4360 (optimize_inline_calls): Call make_nonlocal_label_edges.
4362 2007-02-04 Jan Hubicka <jh@suse.cz>
4364 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
4365 true when something was changed.
4366 (rename_ssa_copies): When something was changed, do
4367 TODO_remove_unused_locals.
4368 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4369 add TODO_remove_unused_locals when instruction was removed.
4371 2007-02-04 Jan Hubicka <jh@suse.cz>
4373 * ipa-inline.c (try_inline): Improve debug output; work on already
4375 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
4376 call try_inline for already inlined edges too when flattening;
4377 inline also functions that make callee growth but overall unit size
4380 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4382 * config/m32c/bitops.md, config/m32c/jump.md,
4383 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
4384 config/m32r/m32r.h, config/m32r/m32r.md,
4385 config/m32r/predicates.md, config/m68hc11/larith.asm,
4386 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
4387 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
4388 config/mips/mips-protos.h, config/mips/mips.c,
4389 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
4390 config/mn10300/mn10300.h, config/mn10300/predicates.md,
4391 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
4392 spelling conventions.
4394 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
4395 Follow spelling conventions.
4397 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
4399 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
4400 warn about C++0x compatibility.
4402 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4404 * config/h8300/h8300.c, config/h8300/h8300.h,
4405 config/h8300/h8300.md: Follow spelling conventions.
4407 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
4410 * combine.c (try_combine): Do not substitute source operand
4411 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
4413 2007-02-03 Jan Hubicka <jh@suse.cz>
4415 PR gcov-profile/30650
4416 * value-prof.c (stringop_block_profile): Fix handling of size counter;
4417 do not divide by zero for never executed counters.
4418 (tree_find_values_to_profile): Fix counters.
4419 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
4421 2007-02-03 Ian Lance Taylor <iant@google.com>
4423 * lower-subreg.c (simple_move_operand): New static function,
4424 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
4426 (simple_move): Call simple_move_operand.
4427 (find_decomposable_subregs): Add special handling of MEMs.
4428 (can_decompose_p): Rename from cannot_decompose_p. Reverse
4429 meaning of return value. If we see a hard register, test whether
4430 it can store a word_mode value. Change all callers.
4432 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4434 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
4435 ftrapv insns and expanders.
4436 (subdi3): Change define_expand operand 1 to arith11_operand, and
4437 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
4438 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
4439 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
4443 * varasm.c (notice_global_symbol): Treat global objects as weak when
4446 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4448 * emit-rtl.c (dconstpi): Delete.
4450 (init_emit_once): Delete dconstpi and init dconstsqrt2.
4451 * real.h (dconstpi): Delete.
4453 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
4454 (fold_builtin_hypot): Likewise.
4456 2007-02-03 Tom Tromey <tromey@redhat.com>
4459 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
4460 -gcoff3, -gxcoff3, -gvms3 implies -dD.
4462 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
4464 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
4465 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
4466 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
4467 config/rs6000/cell.md, config/rs6000/darwin.h,
4468 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
4469 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
4470 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
4471 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
4472 typos. Follow spelling conventions.
4473 * doc/invoke.texi: Follow spelling conventions.
4475 2007-02-03 Roger Sayle <roger@eyesopen.com>
4477 * simplify-rtx.c (simplify_relational_operation_1): Implement some
4478 canonicalization transformations that attempt to simplify integer
4479 constant comparisons to become comparisons against zero.
4481 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4483 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
4485 * fold-const.c (fold_binary): Fix comment typos. Fold complex
4486 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
4488 2007-02-02 Mike Stump <mrs@apple.com>
4490 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
4491 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
4492 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
4493 generate a branch island.
4495 2007-02-02 Bob Wilson <bob.wilson@acm.org>
4497 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
4498 (xtensa_legitimate_address_p): New.
4499 (xtensa_legitimize_address): New.
4500 (xtensa_output_addr_const_extra): New.
4501 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
4503 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
4504 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
4505 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
4506 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
4507 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
4508 (xtensa_legitimize_address): New.
4509 (xtensa_output_addr_const_extra): New.
4511 2007-02-02 Steve Ellcey <sje@cup.hp.com>
4513 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
4515 2007-02-02 Ian Lance Taylor <iant@google.com>
4517 * expmed.c (expand_divmod): Add comment.
4519 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
4521 * emit-rtl.c (renumber_insns): Remove.
4522 * flags.h: Remove the extern for flag_renumber_insns.
4523 * rtl.h: Remove the prototype for renumber_insns.
4524 * toplev.c (flag_renumber_insns): Remove.
4526 2007-02-02 Hui-May Chang <hm.chang@apple.com>
4528 Revert for x86 darwin:
4529 2005-06-19 Uros Bizjak <uros@kss-loka.si>
4531 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
4532 code before the following patch under TARGET_MACHO.
4533 (ix86_function_value_regno_p): Likewise.
4535 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4537 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
4540 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4543 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
4544 general or fp registers. Add comments.
4545 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
4547 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
4549 * pointer-set.c (insert_aux): Only return insertion slot.
4550 (pointer_set_insert): Adjust.
4551 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
4552 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
4553 pointer_map_traverse): New.
4554 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
4555 pointer_map_create, pointer_map_destroy, pointer_map_insert,
4556 pointer_map_contains, pointer_map_traverse): Declare.
4558 2007-02-02 Jakub Jelinek <jakub@redhat.com>
4561 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
4562 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
4564 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4566 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
4568 (struct _dep): New type.
4569 (dep_t): New typedef.
4570 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
4571 (DEP_STATUS): New access macro. The macro with the same name was
4572 renamed to DEP_LINK_STATUS.
4573 (dep_init): Declare function
4575 (struct _dep_link): New type.
4576 (dep_link_t): New typedef.
4577 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
4578 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
4579 (DEP_LINK_STATUS): New macro.
4580 (debug_dep_links): New debug function.
4582 (struct _deps_list): New type.
4583 (deps_list_t): New typedef.
4584 (DEPS_LIST_FIRST): New access macro.
4585 (FOR_EACH_DEP_LINK): New cycle macro.
4586 (create_deps_list, free_deps_list, delete_deps_list): Declare
4588 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
4589 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4590 (copy_deps_list_change_con): Ditto.
4592 (move_dep_link): Declare function.
4594 (struct _dep_node): New type.
4595 (dep_node_t): New typedef.
4596 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
4598 (struct haifa_insn_data.back_deps): New field to hold backward
4599 dependencies of the insn.
4600 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
4602 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
4603 Change its type to deps_list_t.
4604 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
4605 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
4606 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
4608 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
4610 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
4612 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
4614 (dep_cost): Declare.
4616 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
4617 (ds_to_dk, dk_to_ds): New functions.
4619 (init_dep_1): New static function.
4620 (init_dep): New function.
4621 (copy_dep): New static function.
4623 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
4625 (detach_dep_link): New static function.
4626 (move_dep_link): New function.
4628 (dep_links_consistent_p, dump_dep_links): New static functions.
4629 (debug_dep_links): New debugging function.
4631 (deps_obstack, dl_obstack, dn_obstack): New static variables.
4633 (alloc_deps_list, init_deps_list): New static functions.
4634 (create_deps_list): New function.
4635 (clear_deps_list): New static function.
4636 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
4637 (deps_list_consistent_p, dump_deps_list): New static functions.
4638 (debug_deps_list): New function.
4639 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
4641 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
4643 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
4644 use new scheduler dependencies lists.
4645 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
4646 (sched_analyze): Ditto. Initialize dependencies lists.
4647 (add_forw_dep, compute_forward_dependences): Update to use new
4648 scheduler dependencies lists.
4650 (init_dependency_caches): Init deps_obstack.
4651 (free_dependency_caches): Free deps_obstack.
4653 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
4654 new scheduler dependencies lists.
4655 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
4656 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4658 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
4659 Update to use new scheduler dependencies lists.
4660 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
4661 (debug_dependencies): Ditto.
4662 (schedule_region): Update comments.
4664 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
4665 scheduler dependencies lists.
4666 (schedule_ebb): Update comments.
4668 * rtl.def (DEPS_LIST): Remove.
4670 * lists.c (unused_deps_list): Remove.
4671 (free_list): Update assertions.
4673 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
4674 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
4676 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
4677 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
4679 * haifa-sched.c (comments): Update.
4680 (insn_cost1): Remove. Inline the code into insn_cost ().
4681 (insn_cost): Update to use new scheduler dependencies lists. Move
4682 processing of the dependency cost to dep_cost ().
4683 (dep_cost): New function. Use it instead of insn_cost () when
4684 evaluating cost of the dependency. Use compatible interface to
4685 interact with the target.
4686 (priority): Update to use new scheduler dependencies lists.
4687 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
4688 with greater number of insns that depend on the insn.
4689 (schedule_insn): Update to use new scheduler dependencies lists. Add
4690 code to free backward dependencies lists. Inline and optimize code
4691 from resolve_dep () - see PR28071.
4692 (ok_for_early_queue_removal): Update to use new scheduler dependencies
4693 lists. Update call to targetm.sched.is_costly_dependence hook.
4695 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
4696 scheduler dependencies lists.
4698 (resolve_dep): Remove. Move the logic to schedule_insn ().
4699 (init_h_i_d): Initialize dependencies lists.
4701 (process_insn_depend_be_in_spec): Rename to
4702 process_insn_forw_deps_be_in_spec. Update to use new scheduler
4704 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
4705 Update to use new scheduler dependencies lists.
4706 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
4708 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
4709 new scheduler dependencies lists.
4710 (build_intra_loop_deps): Ditto.
4712 * target.h (struct _dep): Declare to use in
4713 gcc_target.sched.is_costly_dependence.
4714 (struct gcc_target.sched.adjust_cost): Fix typo.
4715 (struct gcc_target.sched.is_costly_dependence): Change signature to use
4716 single dep_t parameter instead of an equivalent triad.
4717 (struct gcc_target.sched.adjust_cost_2): Remove.
4719 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
4721 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
4723 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
4725 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
4727 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
4728 (REG_DEP_TRUE): Document.
4730 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
4731 Change signature to correspond to the targetm.sched.adjust_cost hook.
4732 Update use in TARGET_SCHED_ADJUST_COST_2.
4733 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
4734 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
4735 new scheduler dependencies lists.
4736 (ia64_gen_check): Ditto.
4738 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
4741 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
4742 signature to correspond to the targetm.sched.is_costly_dependence hook.
4743 (is_costly_group): Update to use new scheduler dependencies lists.
4745 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
4746 instead of INSN_COST () macro.
4748 2007-02-01 Ian Lance Taylor <iant@google.com>
4750 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
4752 2007-02-01 Guy Martin <gmsoft@gentoo.org>
4754 * pa.md (tp_load): Correct mfctl instruction syntax.
4756 2007-02-01 Geoffrey Keating <geoffk@apple.com>
4758 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
4759 altivec_padding_size calculation on AIX. Improve comment, add
4760 assert to verify that it's right.
4762 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
4765 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
4768 * global.c (global_alloc): Add mising initialization of
4771 2007-02-01 Roger Sayle <roger@eyesopen.com>
4773 * alias.c (init_alias_analysis): Correct whitespace.
4774 * bb-reorder.c (fix_edges_for_rarely_executed_code,
4775 partition_hot_cold_basic_blocks): Likewise.
4776 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
4777 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
4778 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
4779 fold_builtin_snprintf_chk, fold_builtin_printf,
4780 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
4781 do_mpfr_arg3, do_mpfr_sincos): Likewise.
4782 * cfgcleanup.c (cleanup_cfg): Likewise.
4783 * cfgexpand.c (tree_expand_cfg): Likewise.
4784 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
4785 * function.c (get_next_funcdef_no): Likewise.
4786 * gengtype.c (main): Likewise.
4787 * genmodes.c (main): Likewise.
4788 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
4789 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
4790 * ifcvt.c (noce_emit_move_insn): Likewise.
4791 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
4793 * stor-layout.c (get_best_mode): Likewise.
4794 * tree-ssa-loop-niter.c (get_val_for): Likewise.
4795 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
4796 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
4797 perform_var_substitution, solve_graph): Likewise.
4798 * tree-vrp.c (vrp_finalize): Likewise.
4800 2007-02-01 Ian Lance Taylor <iant@google.com>
4802 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
4803 high part of a paradoxical subreg, return a constant zero.
4805 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
4807 * toplev.c (lang_dependent_init): Call init_set_costs.
4808 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
4810 2007-02-01 Richard Guenther <rguenther@suse.de>
4813 * fold-const.c (fold_negate_expr): Allow negating a
4814 constant if overflow does not change.
4816 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4818 * doc/c-tree.texi (Expression trees): Improve markup.
4819 * doc/tm.texi (Register Classes, Addressing Modes)
4820 (Floating Point): Fix spacing after abbreviations. Fix some
4823 2007-02-01 Ben Elliston <bje@au.ibm.com>
4825 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
4826 * doc/contrib.texi: Likewise.
4827 * doc/install.texi: Likewise.
4829 2007-01-31 Richard Henderson <rth@redhat.com>
4830 Ian Lance Taylor <iant@google.com>
4832 * lower-subreg.c: New file.
4833 * rtl.def (CONCATN): Define.
4834 * passes.c (init_optimization_passes): Add pass_lower_subreg and
4836 * emit-rtl.c (update_reg_offset): New static function, broken out
4837 of gen_rtx_REG_offset.
4838 (gen_rtx_REG_offset): Call update_reg_offset.
4839 (gen_reg_rtx_offset): New function.
4840 * regclass.c: Revert patch of 2006-03-05, restoring
4842 (clear_reg_info_regno): New function.
4843 * dwarf2out.c (concatn_loc_descriptor): New static function.
4844 (loc_descriptor): Handle CONCATN.
4845 * common.opt (fsplit_wide_types): New option.
4846 * opts.c (decode_options): Set flag_split_wide_types when
4848 * timevar.def (TV_LOWER_SUBREG): Define.
4849 * rtl.h (gen_reg_rtx_offset): Declare.
4850 (reg_scan_update): Declare.
4851 * regs.h (clear_reg_info_regno): Declare.
4852 * tree-pass.h (pass_lower_subreg): Declare.
4853 (pass_lower_subreg2): Declare.
4854 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
4855 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
4857 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
4858 * Makefile.in (OBJS-common): Add lower-subreg.o.
4859 (lower-subreg.o): New target.
4861 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4863 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
4865 2007-01-31 Anatoly Sokolov <aesok@post.ru>
4868 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
4870 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4873 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
4875 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
4877 * cfgloop.h: Include vec-prim.h.
4878 (enum li_flags): Remove LI_ONLY_OLD.
4879 (loop_iterator): Changed.
4880 (fel_next, fel_init): Iterate over loop tree.
4881 (FOR_EACH_LOOP_BREAK): New macro.
4882 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
4884 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
4885 * modulo-sched.c (sms_schedule): Ditto.
4886 * tree-vectorizer.c (vectorize_loops): Ditto.
4887 * doc/loop.texi: Update information on loop numbering and behavior of
4888 FOR_EACH_LOOP wrto new loops.
4889 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
4890 add_to_evolution_1): Test nestedness of loops instead of comparing
4892 * tree-chrec.c (chrec_fold_plus_poly_poly,
4893 chrec_fold_multiply_poly_poly, chrec_evaluate,
4894 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
4895 reset_evolution_in_loop): Ditto.
4896 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
4898 2007-01-31 Dirk Mueller <dmueller@suse.de>
4900 * c-common.c (warn_about_parentheses): Separate warning about
4901 un-parenthized sequence of comparison operators from the one
4902 which is supposed to warn about x <= y <= z.
4904 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
4906 * optabs.h (enum optab_index): Add new OTI_isinf.
4907 (isinf_optab): Define corresponding macro.
4908 * optabs.c (init_optabs): Initialize isinf_optab.
4909 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
4911 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
4912 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
4914 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
4915 expand_builtin_interclass_mathfn.
4916 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
4917 * config/i386/i386.md (UNSPEC_FXAM): New constant.
4918 (fxam<mode>2_i387): New insn pattern.
4919 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
4920 built-in functions as x87 inline asm.
4922 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4924 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
4926 2007-01-30 Eric Christopher <echristo@apple.com>
4928 * config.gcc: Add geode.
4930 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4932 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
4933 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
4934 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
4935 value-prof.c: Fix comment typos.
4937 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4940 * doc/invoke.texi (Wpointer-arith): Document warning.
4942 2007-01-30 Janis Johnson <janis187@us.ibm.com>
4944 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
4945 the list of discrepancies from the draft TR.
4947 2007-01-30 Dirk Mueller <dmueller@suse.de>
4950 * doc/invoke.texi (-Wreturn-type): Update description to
4953 2007-01-30 Richard Sandiford <richard@codesourcery.com>
4955 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
4957 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
4959 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
4960 to handle optabs that operate on floating point input argument and
4961 output to integer output.
4962 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
4963 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
4964 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
4965 expand_builtin_interclass_mathfn ().
4966 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
4968 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
4969 ilogbl built-in functions as x87 intrinsics.
4971 2007-01-30 Richard Guenther <rguenther@suse.de>
4974 * dwarf2out.c (reference_to_unused): Query varpool if the
4975 variable was output.
4977 2007-01-30 Richard Guenther <rguenther@suse.de>
4980 * passes.c (execute_one_pass): Reset in_gimple_form to not
4981 confuse non-unit-at-a-time mode.
4983 2007-01-29 Roger Sayle <roger@eyesopen.com>
4984 Richard Guenther <rguenther@suse.de>
4986 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
4987 avoid undefined behaviour on overflow. Use force_fit_type_double
4988 to construct the constant with the specified TREE_OVERFLOW.
4990 2007-01-29 Janis Johnson <janis187@us.ibm.com>
4992 * config/dfp-bit.c: Add parameterized support for fp exceptions.
4993 * config/dfp-bit.h: Ditto.
4995 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4997 * c-decl.c (pop_scope): Replace warnings with call to
4998 warn_for_unused_label.
4999 * c-common.h (warn_for_unused_label): Declare.
5000 * c-common.c (warn_for_unused_label): Define.
5002 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5004 * tree-optimize.c (update_inlined_to_pointers): Delete unused
5007 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5009 * Makefile.in (USER_H): Remove decfloat.h.
5010 * ginclude/decfloat.h: Delete, moving contents to ...
5011 * ginclude/float.h: Add support for decimal floating point,
5012 guarded by __STDC_WANT_DEC_FP__.
5014 2007-01-29 Mike Stump <mrs@apple.com>
5016 * doc/gccint.texi (Top): Rename Loop Representation to Loop
5017 Analysis and Representation to resolve case insensitive conflict.
5018 * doc/loop.texi (Loop Analysis and Representation): Likewise.
5020 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
5022 * tree.h (struct tree_memory_tag): Add aliases member.
5023 (MTAG_ALIASES): New macro.
5024 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
5025 (add_may_alias): Remove pointer-set. Update for may_aliases being
5027 (mark_aliases_call_clobbered): Update for may_aliases being a
5029 (compute_tag_properties): Ditto.
5030 (create_partition_for): Ditto.
5031 (compute_memory_partitions): Ditto.
5032 (dump_may_aliases_for): Ditto.
5033 (is_aliased_with): Ditto.
5034 (add_may_alias_for_new_tag): Ditto.
5035 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
5036 (compute_is_aliased): New function.
5037 (compute_may_aliases): Call compute_is_aliased).
5038 (init_alias_info): Initialize alias_bitmap_obstack.
5039 (union_alias_set_into): New function.
5040 (compute_flow_sensitive_aliasing): Use union_aliases_into.
5041 (have_common_aliases_p): Rewrite to take two bitmaps and use
5043 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
5045 (finalize_ref_all_pointers): Update for add_may_alias changes.
5046 (new_type_alias): Ditto.
5047 * tree-flow-inline.h (may_aliases): Return a bitmap.
5048 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
5049 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
5050 may_aliases being a bitmap.
5051 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
5052 may_aliases now returns a bitmap.
5053 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
5055 * tree-ssa-operands.c (add_virtual_operand): Update for
5056 may_aliases being a bitmap.
5058 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
5060 PR tree-optimization/30630
5061 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
5062 variable as changed.
5064 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
5067 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
5068 expanded only once even if an error occurs.
5070 2007-01-29 Ben Elliston <bje@au.ibm.com>
5072 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
5073 (__gcov_average_profiler): Likewise.
5074 (__gcov_ior_profiler): Likewise.
5075 (__gcov_merge_ior): Likewise.
5077 2007-01-28 Jan Hubicka <jh@suse.cz>
5079 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
5080 * value-prof.c (stringop_block_profile): Likewise.
5082 2007-01-28 Jan Hubicka <jh@suse.cz>
5084 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
5085 variant handling histograms; add wrapper.
5086 (clear_storage_via_libcall): Export.
5087 (emit_block_move_hints): Break out from ...; add histograms.
5088 (emit_block_move): ... this one.
5089 (clear_storage_hints): Break out from ...; add histograms.
5090 (clear_storage): ... this one.
5091 (set_storage_via_memset): Handle histogram.
5092 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
5093 (clear_storage_hints, clear_storage_via_libcall): Declare.
5094 (set_storage_via_setmem): Update prototype.
5095 * doc/md.texi (movmem, setmem): Document new arguments.
5097 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
5099 (stringop_block_profile): New global function.
5100 (tree_stringops_values_to_profile): Profile block size and alignment.
5101 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
5103 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
5104 (stringop_block_profile): Declare.
5105 * builtins.c: Include value-prof.h.
5106 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
5107 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
5108 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
5109 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
5110 * profile.c (instrument_values): Add new counters.
5111 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
5113 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
5114 (tree_init_edge_profiler): Build new profilers.
5115 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
5116 (pass_tree_profile): Add dump.
5117 (tree_profile_hooks): Update.
5118 * Makefile.in (LIBGCOV): Add new constants.
5119 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
5120 __gcov_ior_profiler): New.
5121 * i386.md (movmem/setmem expanders): Add new optional arguments.
5123 2007-01-28 David Edelsohn <edelsohn@gnu.org>
5125 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
5127 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5129 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
5130 (tree_unswitch_single_loop): Pass eni_size_weights to
5131 tree_num_loop_insns.
5132 * tree-ssa-loop-manip.c: Include tree-inline.h.
5133 (can_unroll_loop_p): Pass eni_size_weights to
5134 tree_num_loop_insns.
5135 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
5136 Pass eni_size_weights to estimate_num_insns.
5137 * tree.h (init_inline_once): Export.
5138 * toplev.c (backend_init): Call init_inline_once.
5139 * cgraphunit.c (cgraph_process_new_functions,
5140 cgraph_analyze_function): Pass eni_inlining_weights to
5142 * ipa-inline.c (compute_inline_parameters): Ditto.
5143 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
5144 to estimate_num_insns.
5145 (try_unroll_loop_completely): Pass eni_size_weights to
5146 tree_num_loop_insns.
5147 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
5148 ot estimate_num_insns.
5149 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
5150 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
5151 * tree-inline.c (eni_inlining_weights, eni_size_weights,
5152 eni_time_weights): New variables.
5153 (init_inline_once): Initialize them.
5154 (struct eni_data): Mew.
5155 (estimate_num_insns_1, estimate_num_insns): Use weights.
5156 * tree-inline.h (struct eni_weights_d): New.
5157 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
5158 (estimate_num_insns): Declaration changed.
5159 * cfgloop.h (tree_num_loop_insns): Declaration changed.
5160 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
5161 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
5163 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5165 * tree-data-ref.c (conflict_fn): Assert that the number of affine
5166 relations in the conflict function is valid.
5168 2007-01-27 Ian Lance Taylor <iant@google.com>
5170 * common.opt: Add fstrict-overflow.
5171 * opts.c (decode_options): Set flag_strict_overflow if -O2.
5172 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
5173 (TYPE_OVERFLOW_UNDEFINED): Define.
5174 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
5176 * tree.h (TYPE_TRAP_SIGNED): Don't define.
5177 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
5178 (fold_negate_expr): Likewise.
5179 (make_range): Likewise.
5180 (extract_muldiv_1): Likewise.
5181 (maybe_canonicalize_comparison): Likewise.
5182 (fold_comparison): Likewise.
5183 (fold_binary): Likewise.
5184 (tree_expr_nonnegative_p): Likewise.
5185 (tree_expr_nonzero_p): Likewise.
5186 * tree-vrp.c (compare_values): Likewise.
5187 (extract_range_from_binary_expr): Likewise.
5188 (extract_range_from_unary_expr): Likewise.
5189 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
5191 (nowrap_type_p): Likewise.
5192 * tree-scalar-evolution.c (simple_iv): Likewise.
5193 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
5194 (build_range_check): Likewise.
5195 (extract_muldiv_1): Likewise.
5196 (fold_comparison): Likewise.
5197 * tree-vrp.c (vrp_int_const_binop): Likewise.
5198 (extract_range_from_unary_expr): Likewise.
5199 * convert.c (convert_to_integer): Likewise.
5200 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
5201 (fold_comparison): Likewise.
5202 (fold_binary): Likewise.
5203 * optabs.c (optab_for_tree_code): Likewise.
5204 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
5205 * simplify-rtx.c (simplify_const_relational_operation): Check
5206 flag_strict_overflow and flag_trapv.
5207 (simplify_const_relational_operation): Likewise.
5208 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
5209 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
5212 2007-01-27 Roger Sayle <roger@eyesopen.com>
5214 * tree.c (tree_fold_gcd): Delete.
5215 * tree.h (tree_fold_gcd): Remove prototype.
5216 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
5217 test whether one constant integer is a multiple of another. Instead
5218 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
5219 * fold-const.c (multiple_of_p): We've determined both TOP and
5220 BOTTOM are integer constants so we can call int_const_binop directly
5221 instead of the more generic const_binop.
5223 2007-01-27 Roger Sayle <roger@eyesopen.com>
5225 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
5226 1*X check that the constant hasn't overflowed, to preserve the
5228 (round_up): Provide an efficient implementation when rouding-up an
5229 INTEGER_CST to a power-of-two.
5231 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5233 * doc/sourcebuild.texi: Add comma for clarity.
5234 * doc/extend.texi: Fix some typos.
5235 * doc/passes.texi: Likewise.
5236 * doc/cppinternals.texi: Likewise.
5237 * doc/c-tree.texi: Likewise.
5238 * doc/tree-ssa.texi: Likewise.
5239 * doc/install.texi: Likewise.
5241 2007-01-27 Jan Hubicka <jh@suse.cz>
5243 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
5244 (pass_sra): Do not require alias information.
5245 * passes.c (init_optimization_passes): Add SRA
5247 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
5249 * tracer.c (rest_of_handle_tracer): We already cleaned
5250 up the CFG in tracer() so don't do it here again.
5251 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
5252 cleanup_cfg here, either. And don't call renumber_insns.
5254 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
5255 and BB_HEAD are in the insn stream here. Instead make sure
5256 that BB_INSN is valid on all insns. Also, do check here that
5257 there are no pending branch predictions...
5258 (rtl_verify_flow_info): ...instead of doing it here. Checks
5259 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
5262 2007-01-26 Roger Sayle <roger@eyesopen.com>
5264 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
5265 function to simplify/factorize operand order canonicalization.
5266 (ix86_fixup_binary_operands): Reorganize using the above function.
5267 (ix86_binary_operator_ok): Likewise.
5269 2007-01-27 Jakub Jelinek <jakub@redhat.com>
5271 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
5272 file scope from optimize_attrs.
5273 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
5275 (optimize_attrs): Clear insn_code_values after freeing it.
5277 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5279 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
5280 a parts.base assignment.
5282 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5284 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
5285 (compute_subscript_distance, initialize_data_dependence_relation,
5286 finalize_ddr_dependent, analyze_ziv_subscript,
5287 analyze_siv_subscript_cst_affine,
5288 compute_overlap_steps_for_affine_univar,
5289 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5290 analyze_siv_subscript, analyze_miv_subscript,
5291 analyze_overlapping_iterations, subscript_dependence_tester_1,
5292 compute_self_dependence, free_dependence_relation): Work
5293 with affine_fn instead of chrecs.
5294 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
5295 common_affine_function, affine_function_base,
5296 affine_function_constant_p, affine_fn_op, affine_fn_plus,
5297 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
5298 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
5299 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
5300 (all_chrecs_equal_p): Removed.
5301 * tree-data-ref.h (affine_fn, conflict_function): New types.
5302 (struct subscript): Change type of conflicting_iterations_in_a
5303 and conflicting_iterations_in_b.
5305 2007-01-26 Steve Ellcey <sje@cup.hp.com>
5308 * config/pa/pa.h (TARGET_HPUX_11): New.
5309 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
5310 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
5312 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
5313 Richard Guenther <rguenther@suse.de>
5315 * tree-ssa-structalias.c (solve_graph): Handle case
5316 we merged the variable to another.
5318 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5320 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
5323 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
5324 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
5326 2007-01-25 DJ Delorie <dj@redhat.com>
5328 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
5329 allow changes to modes which don't fit in those registers.
5331 * reload1.c (choose_reload_regs): Check for invalid subregs before
5332 computing their locations, not after.
5334 2007-01-25 Geoffrey Keating <geoffk@apple.com>
5337 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
5338 save Altivec registers in an eh_return function.
5339 (compute_vrsave_mask): Likewise.
5340 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
5341 for saving Altivec registers.
5342 (rs6000_emit_prologue): Don't allocate stack twice in
5343 eh_return function. Correct expected value of altivec_save_offset
5344 when using save_world. Describe save of R0 to stack when using
5345 save_world. Describe stack pointer adjustment when using
5346 save_world. Remove duplicated eh_return parameter register saving.
5347 Update sp_offset variable after save_world.
5348 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
5350 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
5351 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
5354 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5356 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
5358 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5361 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
5362 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
5364 2007-01-25 Richard Guenther <rguenther@suse.de>
5366 * doc/invoke.texi (-Wcoverage-mismatch): Document.
5367 * common.opt (-Wcoverage-mismatch): New warning option.
5368 * coverage.c (get_coverage_counts): Ignore coverage mismatch
5369 if -Wcoverage-mismatch is given.
5371 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
5373 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
5374 (ipcp_driver): Change to static definition.
5375 Add dumping of the ifunctions.
5376 (constant_val_insert): Remove unused parameter. Support for SSA.
5377 (ipcp_propagate_const): Support for SSA.
5378 (ipcp_profile_bb_print): Print only analyzed nodes.
5379 (ipcp_replace_map_create): Remove support for Fortran constant
5381 * ipa-prop.c (ipa_method_modify_stmt,
5382 ipa_callsite_compute_param): Support for SSA.
5383 * ipa-prop.h (ipcp_driver): Remove declaration.
5384 (IS_VALID_TREE_MAP_INDEX): Add define.
5386 2007-01-24 Geoffrey Keating <geoffk@apple.com>
5388 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
5390 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5393 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
5394 constant argument to cabs and do it without checking for
5395 -funsafe-math-optimizations.
5397 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
5399 * c-common.h (RID_FIRST_CXX0X): New.
5400 (RID_LAST_CXX0X): New.
5401 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
5403 * c.opt (Wc++0x-compat): New.
5404 * doc/invoke.texi (-Wc++0x-compat): Document.
5406 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5408 * builtins.c (fold_builtin_carg): New.
5409 (fold_builtin_1): Use it.
5411 2007-01-24 Jan Hubicka <jh@suse.cz>
5413 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
5415 * ipa-inline.c (initial_insns, max_insns): Delete.
5416 (compute_max_insns): New function.
5417 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
5418 of insns as base for code growth.
5419 (cgraph_decide_inlining): Make initial_insns local; do not compute
5421 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
5422 * doc/invoke.texi (inline-unit-growth): Update docs.
5424 2007-01-24 Jakub Jelinek <jakub@redhat.com>
5426 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
5427 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
5428 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
5429 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
5430 for CPUs that have PTA_CX16 set.
5433 * gimplify.c (omp_check_private): New function.
5434 (gimplify_scan_omp_clauses): Use it for
5435 firstprivate/lastprivate/reduction.
5438 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
5439 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
5442 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
5443 If lower_lastprivate_clauses emits some statements, append them
5444 to dlist rather than body_p and to body_p append an initializer.
5445 (lower_omp_for): Adjust caller.
5447 2007-01-24 Steve Ellcey <sje@cup.hp.com>
5449 * target.h (globalize_decl_name): New.
5450 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5451 * output.h (default_globalize_decl_name): New.
5452 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
5454 (globalize_decl): Ditto.
5455 (default_globalize_decl_name): New.
5456 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
5457 (ia64_handle_version_id_attribute): New.
5458 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5459 (ia64_asm_output_external): Use globalize_decl_name instead
5461 * doc/extend.texi (version_id): New pragma.
5462 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
5464 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5466 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
5467 _uleb128_t and _Unwind_SWord with _sleb128_t.
5468 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
5469 uw_frame_state_for, uw_update_context_1): Likewise.
5470 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
5471 * unwind-pe.h (read_uleb128, read_sleb128,
5472 read_encoded_value_with_base): Likewise.
5473 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
5475 2007-01-24 Richard Guenther <rguenther@suse.de>
5477 * builtins.c (expand_builtin_cexpi): Get the fndecl
5478 for cexp in the correct way.
5480 2007-01-24 Jan Hubicka <jh@suse.cz>
5482 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
5484 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5486 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
5487 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
5488 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
5489 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
5490 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
5491 __SIZEOF_PTRDIFF_T__.
5492 * doc/cpp.texi: Documentation for the new builtin macros added.
5494 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
5496 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
5497 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
5498 instead of operands[2] to avoid access past the end of array.
5500 2007-01-24 Richard Sandiford <richard@codesourcery.com>
5502 * reload1.c (emit_reload_insns): Pass the reload register
5503 for a non-spill output reload through forget_old_reloads_1.
5505 2007-01-23 Joseph Myers <joseph@codesourcery.com>
5507 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5508 _SOFT_DOUBLE if doubles use software floating-point.
5509 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
5510 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5511 * config/rs6000/darwin-ldouble.c: Also compile functions for
5512 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
5513 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5514 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
5515 commented-out long double override.
5516 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
5517 * config/rs6000/eabispe.h: Likewise.
5518 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
5519 long double for non-SPE.
5520 (rs6000_handle_option): Likewise.
5521 (invalid_e500_subreg): Disallow more subregs involding DImode,
5522 DFmode, TImode or TFmode.
5523 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
5525 (legitimate_lo_sum_address_p): Also check for TFmode for E500
5527 (rs6000_legitimize_address): Also handle TFmode for E500 double.
5528 (rs6000_legitimize_reload_address): Also handle TFmode for E500
5530 (rs6000_legitimate_address): Also check for TFmode for E500
5532 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
5533 (spe_build_register_parallel): Handle TFmode and TCmode.
5534 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
5536 (function_arg): Handle TFmode and TCmode for E500 double.
5537 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
5539 (print_operand): Handle TFmode and TImode for %y.
5540 (rs6000_generate_compare): Handle TFmode comparisons for E500
5542 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
5543 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
5544 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
5545 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
5546 TFmode for E500 double.
5547 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
5548 (floatsidf2): Enable for E500 double.
5549 (movtf_softfloat): Use rs6000_nonimmediate_operand.
5550 (extenddftf2): Change to extenddftf2_fprs.
5551 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
5552 depending on TARGET_E500_DOUBLE.
5553 (extendsftf2): Enable for E500 double.
5554 (trunctfdf2): Enable for E500 double.
5555 (trunctfsf2): Change to trunctfsf2_fprs.
5556 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
5557 depending on TARGET_E500_DOUBLE.
5558 (floatsitf2): Enable for E500 double.
5559 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
5560 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
5561 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
5562 (negtf2): Change to negtf2_internal.
5563 (negtf2): New expander.
5564 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
5565 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
5566 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
5567 (movdi_internal32): Use rs6000_nonimmediate_operand.
5568 (unnamed splitter): Likewise.
5569 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
5570 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
5571 (SPE64TF, DITI): New mode macros.
5572 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
5575 (frob_<mode>_di_2): New.
5576 (frob_tf_di_8_2): New.
5577 (frob_di_df): Change to frob_di_<mode>; allow more modes.
5579 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
5581 (frob_ti_<mode>_8_2): New.
5582 (frob_ti_tf_2): New.
5583 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
5584 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
5586 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
5587 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
5588 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
5589 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
5590 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
5591 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
5594 2007-01-23 Ian Lance Taylor <iant@google.com>
5596 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
5598 (OBJS-archive): Reformat, alphabetize.
5599 (OBJS): Change out_object_file to OBJS-md.
5601 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
5603 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5604 JUMP_P and CALL_P predicates where applicable.
5605 * config/i386/i386.c: Ditto.
5606 * config/i386/i386.md: Ditto.
5607 * config/i386/mmx.md: Ditto.
5608 * config/i386/predicates.md: Ditto.
5610 2007-01-22 Andreas Schwab <schwab@suse.de>
5612 * config/m68k/m68k.h: Fix comment.
5614 2007-01-22 Jan Hubicka <jh@suse.cz>
5616 * passes.c (init_optimization_passes): Do not rerun
5617 pass_early_warn_uninitialized.
5619 2007-01-22 Richard Guenther <rguenther@suse.de>
5621 PR tree-optimization/30038
5622 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
5624 (execute_cse_sincos_1): Likewise.
5625 (execute_cse_sincos): Likewise.
5626 (gate_cse_sincos): Likewise.
5627 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
5628 the cexpi() canonicalization of sincos().
5629 * tree-pass.h (pass_cse_sincos): Declare.
5630 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
5632 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5634 PR rtl-optimization/29329
5635 * combine.c (replaced_rhs_insn): Rename to i2mod.
5636 (replaced_rhs_value): Rename to i2mod_new_rhs.
5637 (i2mod_old_rhs): New global variable.
5638 (combine_instructions): Adjust for above change. Save a copy of
5639 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
5640 note are substituted in the second instruction.
5641 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
5642 ditch the note if it pertains to the second eliminated register
5643 and this register is mentioned in i2mod_old_rhs.
5646 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5648 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
5649 the insn to which the note was originally attached.
5651 2007-01-21 Jan Hubicka <jh@suse.cz>
5653 * ipa-inline.c (inlining_mode): Comment, move up.
5654 (cgraph_decide_inlining_incrementally): Do not perform inlining
5655 itself; fix handling of flattening of self recursive functions.
5656 (cgraph_find_cycles): Remove.
5657 (cgraph_flatten_node): Remove.
5658 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
5659 (try_inline): New function.
5660 (cgraph_early_inlining): Update call of
5661 cgraph_decide_inlining_incrementally. Apply inlining here.
5662 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
5664 2007-01-21 Dirk Mueller <dmueller@suse.de>
5667 * tree-vrp.c (check_array_bounds): do not warn
5668 about ADDR_EXPR's of ARRAY_REF's which are immediately
5669 used in binary expressions.
5671 2007-01-21 Ira Rosen <irar@il.ibm.com>
5673 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
5674 read_write_dep and macros for its access.
5675 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
5676 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
5677 argument, call vect_check_interleaving for every independent pair of
5678 data-refs. Mark loads that access the same memory location as a store
5680 (vect_check_dependences): Remove.
5681 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
5682 call, fix the call to vect_analyze_data_ref_dependence.
5683 (vect_analyze_data_ref_access): For statements that access the same
5684 data-ref, check that they are not stores; for loads, check that there
5685 is no store that access the same location.
5687 2007-01-20 Roger Sayle <roger@eyesopen.com>
5688 Joseph Myers <joseph@codesourcery.com>
5690 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
5691 (-fdump-rtl-stack): Likewise.
5692 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
5693 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
5694 (-mpt-fixed): Use @minus{} for minus sign.
5695 (Using Precompiled Headers): Fix under/overfull hbox.
5697 2007-01-20 Jan Hubicka <jh@suse.cz>
5699 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
5700 place within annotation.
5702 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5704 * pa.c (output_move_double): Change array size of xoperands to 4.
5706 2007-01-20 Jan Hubicka <jh@suse.cz>
5708 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
5711 2007-01-19 Ian Lance Taylor <iant@google.com>
5713 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
5714 constant to unsigned HOST_WIDE_INT before negating.
5716 2007-01-19 Ian Lance Taylor <iant@google.com>
5718 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
5720 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
5721 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
5722 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
5723 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
5724 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
5725 (realloc_vdef, realloc_vuse): Change second parameter to
5727 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
5729 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
5730 unsigned. Change x and lim locals to unsigned.
5731 (realloc_vdef, realloc_vuse): Change num_elem parameter to
5733 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
5734 (copy_virtual_operands): Change i and n locals to unsigned.
5736 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5739 * builtins.c (fold_builtin_1): Handle builtin fdim.
5741 2007-01-20 Jan Hubicka <jh@suse.cz>
5743 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
5744 * tree-ssa-structalias.c (compute_points_to_sets): Do call
5745 init_alias_heapvars.
5746 (init_alias_heapvars): Initialize only when not already initialized.
5747 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
5749 2007-01-19 Roger Sayle <roger@eyesopen.com>
5751 * common.opt (fsigned-zeros): New command line option.
5752 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
5753 of flag_unsafe_math_optimizations.
5754 * opts.c (set_fast_math_flags): The -ffast-math command line option
5755 implies -fno-signed-zeros.
5756 (fast_math_flags_set_p): Likewise.
5758 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
5759 the documentation of -ffast-math appropriately. Wrap long lines.
5761 2007-01-19 Steve Ellcey <sje@cup.hp.com>
5763 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
5764 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
5766 2007-01-19 Tomas Bily <tbily@suse.cz>
5768 * cgraphunit.c (cgraph_finalize_function): Updating of pid
5770 (tree_init_ic_make_global_vars): New function
5771 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
5772 (tree_gen_ic_profiler): New function
5773 (tree_gen_ic_func_profiler): New function
5774 (tree_profiling): Added calling of tree_gen_ic_func_profiler
5775 (tree_profile_hooks): Added hook for indirec/virtual calls
5776 * value-prof.c (tree_find_values_to_profile): New case for
5778 (tree_values_to_profile): Call for determining indirect/virtual
5780 (tree_indirect_call_to_profile): New function
5781 (tree_ic_transform): New function
5782 (tree_ic): New function
5783 (find_func_by_pid): New function
5784 (init_pid_map): New function
5785 (tree_value_profile_transformations): Added check for
5786 indirect/virtual call transformation
5787 * value-prof.h (enum hist_type): New counter type for
5788 indirect/virtual calls
5789 (profile_hooks): Added new hook for profiling indirect/virtual
5791 * profile.c (instrument_values): New case for indirect/virtual
5793 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
5794 (GCOV_COUNTER_V_INDIR): New counter type
5795 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
5796 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
5798 * cgraph.c: Definition of cgraph_max_pid
5799 (cgraph_create_node): Default init of pid attribute
5800 * cgraph.h: Declaration of cgraph_max_pid
5801 (struct cgraph_node): Added pid attribute
5802 * libgcov.c (__gcov_indirect_call_profiler): New function
5803 (__gcov_one_value_profiler_body): New function
5804 (__gcov_one_value_profiler): Body was moved to
5805 __gcov_one_value_profiler_body and calls it
5807 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
5809 * doc/gty.texi (Options): Document the mark_hook option to GTY.
5810 * gengtype.c (write_types_data, write_func_for_structure,
5811 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
5812 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
5813 (walk_type, write_func_for_structure): Generate the mark_hook if
5816 2007-01-19 Jan Hubicka <jh@suse.cz>
5818 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
5819 'early' argument take inlining mode argument specifying whether to
5820 inline for size/speeed or all functions; add support for flattening;
5822 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
5824 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5827 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
5828 the name of the declared identifier.
5830 2007-01-19 Dirk Mueller <dmueller@suse.de>
5832 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
5833 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
5834 duplicate evaluation.
5836 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
5838 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
5839 Macroize expander using X87MODEF12 mode macro. Extend operand 1
5840 to XFMode, use acosxf2 and truncate result to requested mode.
5841 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5842 (asin<mode>2): Similarly, with asin expanders.
5843 (*fscalexf4_i387): Rename from *fscalexf4.
5844 (expNcorexf3): New expander.
5845 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
5846 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
5847 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
5848 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
5849 patterns for SSE math.
5850 (exp10<mode>2): Similarly, with exp10 expanders.
5851 (exp2<mode>2): Similarly, with exp2 expanders.
5852 (expm1<mode>2): Similarly, with expm1 expanders.
5853 (ldexp<mode>3): Similarly, with ldexp expanders.
5854 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
5855 Use gen_truncxf<mode>2_i387_noop to truncate result.
5857 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5859 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
5860 for ColdFire targets.
5862 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
5863 Richard Sandiford <richard@codesourcery.com>
5865 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
5866 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
5867 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
5868 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
5869 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
5870 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
5872 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5874 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
5875 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
5876 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
5877 (*adddi_dilshr32_cf): New pattern.
5878 (adddi3, subdi3): Remove first alternatives.
5880 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5882 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
5883 implemented using move.l, do not use its cc result for floating-point
5886 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5888 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
5889 from accepting 's' constraints if flag_pic.
5891 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5893 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
5894 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
5895 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
5896 condition from TARGET_68881 to TARGET_HARD_FLOAT.
5898 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
5900 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
5901 ColdFire alternatives.
5902 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
5903 * config/m68k/m68k.md (clzsi2): Define for ColdFire
5904 architectures that support ff1 instruction.
5906 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5907 Julian Brown <julian@codesourcery.com>
5909 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
5910 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
5911 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
5914 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5916 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
5918 (output_move_const_into_data_reg, output_move_simode_const): Delete.
5919 * config/m68k/m68k.c (const_method, const_int_cost): Take a
5920 HOST_WIDE_INT instead of an rtx.
5921 (m68k_rtx_costs): Update call accordingly.
5922 (output_move_const_into_data_reg): Likewise. Fix formatting.
5923 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
5925 (output_move_simode_const): Update calls after above changes.
5926 Rework to use automatic variables and predicates like MEM_P.
5927 * config/m68k/m68k.md (pushexthisi_const): Update call to
5930 2007-01-19 Dirk Mueller <dmueller@suse.de>
5932 * tree-ssa-alias.c (perform_var_substitution): Fix typo
5935 2007-01-19 Richard Guenther <rguenther@suse.de>
5937 * builtins.c (expand_builtin_cexpi): Fall back to expanding
5938 via cexp in case sincos is not available.
5940 2007-01-19 Richard Guenther <rguenther@suse.de>
5942 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
5943 * defaults.h (TARGET_HAS_SINCOS): Default to off.
5944 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
5945 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
5946 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
5947 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
5948 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
5949 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
5951 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
5953 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
5955 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
5956 (atan2xf3): Directly generate RTL pattern.
5957 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
5958 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
5959 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5960 disable patterns for SSE math.
5961 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
5962 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
5963 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5964 disable patterns for SSE math.
5966 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
5968 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
5970 2007-01-18 Roger Sayle <roger@eyesopen.com>
5972 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
5973 VIEW_CONVERT_EXPR to the same type as it's operand.
5975 2007-01-18 David Edelsohn <edelsohn@gnu.org>
5977 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
5978 configured for long double 128.
5980 2007-01-18 Mike Stump <mrs@apple.com>
5982 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
5985 2007-01-18 Michael Meissner <michael.meissner@amd.com>
5987 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
5990 2007-01-18 Jan Hubicka <jh@suse.cz>
5992 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
5993 greater than NUM_VOP_FREE_BUCKETS.
5995 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
5997 * tree-ssa-structalias.c: Update comments.
5998 (ptabitmap_obstack): Removed.
6000 (oldpta_obstack): Ditto.
6001 (stats): Add a few members.
6002 (struct variable_info): Remove node, complex, address_taken, and
6003 indirect_target members. Add oldsolution member.
6004 (new_var_info): Do not initialize removed members.
6005 (constraint_expr_type): Remove INCLUDES.
6006 (constraint_graph): Add size, implicit_preds, rep,
6007 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
6008 (FIRST_REF_NODE): New macro.
6009 (LAST_REF_NODE): Ditto.
6010 (FIRST_ADDR_NODE): Ditto.
6011 (find): New function.
6013 (dump_constraint): Do not handle INCLUDES.
6014 (insert_into_complex): Do not insert duplicate constraints.
6015 (condense_varmap_nodes): Renamed and rewritten into ...
6016 (merge_node_constraints): This. Also fix bug in handling of
6017 offseted copy constraints.
6018 (clear_edges_for_node): No longer need to deal with preds at all,
6019 or removing associated preds/succs.
6020 (merge_graph_nodes): Deal with indirect_cycles.
6021 Don't deal with predecessors.
6022 (add_implicit_graph_edge): New function.
6023 (add_pred_graph_edge): Ditto.
6024 (add_graph_edge): Don't deal with predecessors.
6025 (build_constraint_graph): Removed.
6026 (build_pred_graph): New function.
6027 (build_succ_graph): Ditto.
6028 (struct scc_info): Removed in_component. Added roots, dfs, and
6029 node_mapping. Remove visited_index, unification_queue.
6030 (scc_visit): Deal with union-find we do now.
6031 Deal with cycles with REF nodes.
6032 (collapse_nodes): Renamed and rewritten to ...
6033 (unify_nodes): This.
6034 (process_unification_queue): Removed.
6035 (topo_visit): Cleanup
6036 (do_da_constraint): Use find.
6037 (do_sd_constraint): Ditto.
6038 (do_ds_constraint): Ditto.
6039 (do_complex_constraint): Ditto.
6040 (init_scc_info): Update for removed and added members.
6041 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
6042 (find_indirect_cycles): This.
6043 (equivalence_class): New variable.
6044 (label_visit): New function.
6045 (perform_variable_substitution): Rewritten.
6046 (free_var_substitution_info): New function.
6047 (find_equivalent_node): Ditto.
6048 (move_complex_constraints): Ditto.
6049 (eliminate_indirect_cycles): Ditto.
6050 (solve_graph): Only propagate changed bits.
6051 Use indirect cycle elimination.
6053 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
6054 (tree_id_eq): Renamed to ...
6055 (tree_vi_eq): This. Update for member change
6056 (insert_id_for_tree): Renamed and rewritten to ...
6057 (insert_vi_for_tree): This.
6058 (lookup_id_for_tree): Renamed and rewritten to ...
6059 (lookup_vi_for_tree): This.
6060 (get_id_for_tree): Renamed and rewritten to ...
6061 (get_vi_for_tree): Ditto.
6062 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
6063 (process_constraint): Don't handle INCLUDES.
6064 Remove special ADDRESSOF case.
6065 (find_func_aliases): Rewrite to use vi functions instead of id
6067 (create_function_info_for): Ditto.
6068 (create_variable_info_for): Ditto.
6069 (intra_create_variable_infos): Ditto.
6070 (merge_smts_into): Ditto.
6071 (find_what_p_points_to): Ditto.
6072 (init_base_vars): Ditto.
6073 (init_alias_vars): Ditto.
6074 (remove_preds_and_fake_succs): New function.
6075 (dump_sa_points_to_info): Dump new stats.
6076 (dump_solution_for_var): Use find.
6077 (set_used_smts): Fix formatting.
6078 (compute_points_to_sets): Updated for new functions.
6079 (ipa_pta_execute): Ditto.
6081 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6082 Richard Sandiford <richard@codesourcery.com>
6084 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
6086 * calls.c (expand_call): If the return value is a PARALLEL,
6087 extract its first member.
6088 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
6089 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6090 use FUNCTION_EXTRA_EPILOGUE.
6091 (m68k_function_value): Return a PARALLEL if the return value
6092 is of a pointer type.
6093 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
6094 (FUNCTION_EXTRA_EPILOGUE): Remove.
6095 * config/m68k/m68k.md (D0_REG): New constant.
6097 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6099 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6100 output a NOP for empty epilogues.
6102 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6104 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
6105 before function. Extend register save check to include all
6106 registers, not just integer ones.
6108 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6110 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
6111 (m68k_use_return_insn): ...this.
6112 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
6113 * config/m68k/m68k.c (use_return_insn): Rename to...
6114 (m68k_use_return_insn): ...this.
6115 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
6118 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6120 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
6121 nearest even, fix denormal rounding overflow.
6123 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6125 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
6126 f%$smove and f%$move.
6127 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
6128 (extendsfdf2_cf): Use fdmove instead of f%&move.
6129 (truncdfsf2_cf): Use fsmove instead of f%$smove.
6130 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
6132 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6134 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
6137 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6139 * real.h (real_format): Add a canonical_nan_lsbs_set field.
6140 (coldfire_single_format): Declare.
6141 (coldfire_double_format): Likewise.
6142 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
6143 of qnan_msb_set to determine the lower bits of a canonical
6145 (encode_ieee_double): Likewise.
6146 (encode_ieee_quad): Likewise.
6147 (ieee_single_format): Initialize canonical_nan_lsbs_set.
6148 (mips_single_format): Likewise.
6149 (ieee_double_format): Likewise.
6150 (mips_double_format): Likewise.
6151 (ieee_extended_motorola_format): Likewise.
6152 (ieee_extended_intel_96_format): Likewise.
6153 (ieee_extended_intel_128_format): Likewise.
6154 (ieee_extended_intel_96_round_53_format): Likewise.
6155 (ibm_extended_format): Likewise.
6156 (mips_extended_format): Likewise.
6157 (ieee_quad_format): Likewise.
6158 (mips_quad_format): Likewise.
6159 (vax_f_format): Likewise.
6160 (vax_d_format): Likewise.
6161 (vax_g_format): Likewise.
6162 (i370_single_format): Likewise.
6163 (i370_double_format): Likewise.
6164 (decimal_single_format): Likewise.
6165 (decimal_double_format): Likewise.
6166 (decimal_quad_format): Likewise.
6167 (c4x_single_format): Likewise.
6168 (c4x_extended_format): Likewise.
6169 (real_internal_format): Likewise.
6170 (coldfire_single_format): New real_format.
6171 (coldfire_double_format): Likewise.
6172 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
6173 canonical_nan_lsbs_set.
6174 (pdp11_d_format): Likewise.
6175 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
6176 if TARGET_COLDFIRE_CPU.
6178 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6180 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
6181 (output_call, m68k_legitimize_call_address): Declare.
6182 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
6183 parenthesees. Add support for a 'W' constraint.
6184 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
6185 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
6186 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
6187 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
6189 (override_options): Initialize them. Do not set flag_no_function_cse
6190 for TARGET_ID_SHARED_LIBRARY.
6191 (m68k_output_pic_call): Delete.
6192 (m68k_legitimize_call_address): New function.
6193 (print_operand): Remove the %o prefix. Handle the %p prefix.
6194 (output_call): New function.
6195 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
6196 target address from the GOT if symbolic jumps are not allowed.
6197 * config/m68k/m68k.md (call, general_operand): Do not set
6198 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
6199 Merge separate flag_pic and !flag_pic define_insns into...
6200 (*call, *call_value): ...these new patterns. Match the address
6201 rather than the containing MEM and require it to be a call_operand.
6202 Use output_call to generate the asm template.
6203 * config/m68k/predicates.md (const_call_operand): New predicate.
6204 (call_operand): Likewise.
6206 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6208 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
6209 (STACK_GROWS_DOWNWARD): Define to 1.
6210 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
6211 comments, emphasizing that these values are only defaults.
6212 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
6213 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
6215 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6217 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
6219 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6220 Richard Sandiford <richard@codesourcery.com>
6222 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
6223 (FP_REGNO_P): New macros.
6224 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
6225 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
6226 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
6227 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
6229 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6231 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6232 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
6234 * config/m68k/t-floatlib: New file, extracting common code from...
6235 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
6236 * config/m68k/t-uclinux: Here.
6237 * config/m68k/fpgnulib.c: Do not compile extendeed precision
6238 routines on ColdFire targets.
6240 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6242 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6243 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
6244 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
6245 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
6246 explicitly set MOTOROLA to 1.
6247 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
6249 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6250 Nathan Sidwell <nathan@codesourcery.com>
6252 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
6253 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
6254 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
6255 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
6256 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
6257 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
6258 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
6259 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
6260 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
6261 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6262 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
6263 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
6264 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
6265 (DBX_REGISTER_NUMBER): Delete.
6266 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
6267 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6268 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
6270 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6272 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
6273 * config/flat.h: New file.
6274 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
6276 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
6277 indirect references for -msep-data or -mid-shared-library.
6278 Do not use PC-relative code addresses either.
6279 * config/m68k/m68k.c (override_options): Restrict -fPIC error
6281 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
6282 for shared libraries and crt1.o for executables. Use crti.o and
6284 (ENDFILE_SPEC): Use crtend.o and crtn.o.
6285 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
6286 Do not add -elf2flt or -shared-lib-id options here.
6287 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
6288 Pass -shared-lib-id if -mid-shared-library, taking the library
6289 identifier from -mshared-library-id if given, otherwise
6291 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
6292 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
6293 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
6294 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
6295 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
6296 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
6298 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
6299 jump sequence for ISA A and ISA A+.
6300 (PICJUMP): Likewise.
6302 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6304 * config.gcc (m68k-*-uclinux*): Base the port on the common
6305 and m68k GNU/Linux files rather than on the generic ELF ones.
6306 * config/m68k/uclinux.h (TARGET_VERSION): Override.
6307 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6309 2007-01-18 Julian Brown <julian@codesourcery.com>
6310 Richard Sandiford <richard@codesourcery.com>
6312 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
6313 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6314 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
6316 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
6318 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6320 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6322 * doc/install.texi: Document m68k-uclinuxoldabi.
6323 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
6324 * config/m68k/uclinux-oldabi.h: New file, copied from
6325 config/m68k/uclinux.h.
6327 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
6329 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
6330 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
6331 (m32r_compute_frame_size): Use unsigned for regno.
6332 (m32r_reload_lr): Use gen_frame_mem.
6334 (m32r_output_function_epilogue): Don't output the function epilogue
6336 (m32r_expand_epilogue): New.
6337 (direct_return): Return false if the function has the interrupt
6339 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
6340 * config/m32r/m32r.md (epilogue): New expander.
6341 (return_lr, return_rte): New insns.
6342 (return): Make it expander.
6343 (return_normal): New expander.
6345 2007-01-18 Josh Conner <jconner@apple.com>
6348 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
6349 support for UNLE, UNLT, UNGE, and UNGT.
6351 2007-01-18 Jan Hubicka <jh@suse.cz>
6353 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
6354 * tree-tailcall (add_virtual_phis): Likewise.
6355 (optimize_tail_call): Return TODOs.
6356 (execute_tail_calls): Return TODOs.
6357 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
6358 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
6360 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6361 Cleanup cfg using TODO.
6362 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
6363 * passes.c (execute_function_todo): When cleanup did something, remove
6365 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
6366 (make_edges): Don't cleanup_cfg.
6368 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
6370 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
6371 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
6372 operate on the top of stack.
6373 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
6374 register handling of instructions that output to the second
6376 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
6377 (move_for_stack_reg): Special-case check for dead destination
6378 stack slot for constant load of 1.0 inside UNSPEC_TAN.
6380 * config/i386/i386.md (UNSPEC_TAN): New constant.
6381 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
6382 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
6383 to correctly model move of constant 1.0 to top stack slot.
6384 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
6385 (unnamed peephole2 pattern): Remove corresponding peephole2
6386 pattern that optimizes tan insn and loading of constant 1.0.
6387 (tanxf2): Use fptanxf4_i387.
6388 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
6389 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
6390 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6391 disable patterns for SSE math.
6392 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
6393 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
6395 2007-01-18 Dirk Mueller <dmueller@suse.de>
6396 Richard Guenther <rguenther@suse.de>
6399 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
6400 * common.opt (Warray-bounds): Add new warning option.
6401 * c-opts.c (c_common_handle_option): Define -Warray-bounds
6403 * Makefile.in: make tree-vrp.o depend on toplev.h
6404 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
6406 (check_array_refs, check_array_bounds, check_array_ref): New.
6408 2007-01-18 Jan Hubicka <jh@suse.cz>
6410 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
6411 (execute_ssa_ccp): Return flags conditionally.
6412 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
6414 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
6416 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
6418 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
6419 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
6421 * Makefile.c (GTFILES): Add cfglayout.h.
6422 * gengtype.c (open_base_files): Likewise.
6423 * cfglayout.c (cfg_layout_function_footer,
6424 cfg_layout_function_header) Reindent to make gengtype happy.
6425 * cfglayout.h (cfg_layout_function_footer,
6426 cfg_layout_function_header): Add GTY(()) marker.
6428 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
6430 2007-01-18 Ben Elliston <bje@au.ibm.com>
6432 * genautomata.c (write_automata): Include xstrerror output in the
6433 error message if writing the DFA description file fails.
6435 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
6437 * config/mips/mips-protos.h (mips_output_external): Make it
6439 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
6440 * config/mips/mips.c (irix_output_external_libcall): Likewise.
6441 (extern_list): Likewise.
6442 (extern_head): Likewise.
6443 (TARGET_ASM_FILE_END): Likewise.
6444 (mips_file_end): Likewise.
6445 (mips_output_external): Rewritten.
6447 2007-01-18 Ben Elliston <bje@au.ibm.com>
6449 * genpreds.c (write_insn_preds_c): Only write out the function
6450 body for regclass_for_constraint if we have register constraints.
6452 2007-01-17 Tom Tromey <tromey@redhat.com>
6454 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
6455 * doc/install.texi (Testing): Use sourceware.org.
6456 (Binaries): Likewise.
6457 (Specific): Likewise.
6458 * doc/contrib.texi (Contributors): Use sourceware.org.
6460 2007-01-17 Anatoly Sokolov <aesok@post.ru>
6462 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
6463 (AVR_ENHANCED): Rename to ...
6464 (AVR_HAVE_MUL): ... new.
6465 (avr_enhanced_p): Rename to ...
6466 (avr_have_mul_p): ... new.
6467 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
6468 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
6469 * config/avr/avr.c (avr_enhanced_p): Rename to ...
6470 (avr_have_mul_p): ... new.
6471 (base_arch_s): Rename 'enhanced' to 'have_mul'.
6472 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
6473 'avr_enhanced_p' and 'enhanced'.
6474 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
6475 AVR_HAVE_MUL instead of AVR_ENHANCED.
6476 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6477 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
6478 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
6479 instead of AVR_ENHANCED.
6480 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6481 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
6482 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
6484 2007-01-17 Ian Lance Taylor <iant@google.com>
6486 * vec.h (VEC_reserve_exact): Define.
6487 (vec_gc_p_reserve_exact): Declare.
6488 (vec_gc_o_reserve_exact): Declare.
6489 (vec_heap_p_reserve_exact): Declare.
6490 (vec_heap_o_reserve_exact): Declare.
6491 (VEC_OP (T,A,reserve_exact)): New static inline function, three
6493 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
6495 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
6496 (VEC_OP (T,A,copy)) [all versions]: Likewise.
6497 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
6498 * vec.c (calculate_allocation): Add exact parameter. Change all
6500 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
6501 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
6502 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
6503 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
6504 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
6505 (vec_heap_p_reserve_exact): New function.
6506 (vec_heap_o_reserve_exact): New function.
6508 2007-01-17 Jan Hubicka <jh@suse.cz>
6510 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
6512 2007-01-17 Eric Christopher <echristo@apple.com>
6514 * config.gcc: Support core2 processor.
6516 2007-01-16 Jan Hubicka <jh@suse.cz>
6518 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
6519 the names, just unlink the chain so we don't crash on dangling pointers
6522 2007-01-16 Jan Hubicka <jh@suse.cz>
6524 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
6525 * tree-pass.h: Reorder to make IPA passes appear toegher.
6526 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
6527 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
6528 parameters, do not call early inliner.
6529 * ipa-inline.c: Update comments. Include tree-flow.h
6530 (cgraph_decide_inlining): Do not compute inlining parameters.
6531 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
6532 be called with function context set up.
6533 (pass_ipa_inline): Remove unreachable functions before pass.
6534 (cgraph_early_inlining): Simplify assuming to be called from the
6536 (pass_early_inline): New pass.
6537 (cgraph_gate_ipa_early_inlining): New gate.
6538 (pass_ipa_early_inline): Turn into simple wrapper.
6539 (compute_inline_parameters): New function.
6540 (gate_inline_passes): New gate.
6541 (pass_inline_parameters): New pass.
6542 (apply_inline): Move here from tree-optimize.c
6543 (pass_apply_inline): New pass.
6544 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
6546 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
6548 (tree_function_versioning): Do not allocate dummy struct function.
6549 * tree-inline.h (optimize_inline_calls): Update prototype.
6550 * tree-optimize.c (execute_fixup_cfg): Export.
6551 (pass_fixup_cfg): Remove
6552 (tree_rest_of_compilation): Do not apply inlines.
6553 * tree-flow.h (execute_fixup_cfg): Declare.
6554 * Makefile.in (gt-passes.c): New.
6555 * passes.c: Include gt-passes.h
6556 (init_optimization_passes): New passes.
6557 (nnodes, order): New static vars.
6558 (do_per_function_toporder): New function.
6559 (execute_one_pass): Dump current pass here.
6560 (execute_ipa_pass_list): Don't dump current pass here.
6562 2007-01-16 Janis Johnson <janis187@us.ibm.com>
6564 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
6565 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
6567 2007-01-16 David Edelsohn <edelsohn@gnu.org>
6569 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
6570 (strong_alias): Define.
6571 (__gcc_qmul): Provide non-FMA for soft-float.
6577 (__gcc_qunord): New.
6587 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
6588 soft-float functions.
6589 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
6590 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
6591 about long double soft float.
6593 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
6594 Tehila Meyzels <tehila@il.ibm.com>
6596 * tree-vectorizer.h (is_pattern_stmt_p): New.
6597 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
6598 formatting (tabs instead of spaces). Cleanup and clarify setting
6599 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
6600 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
6601 (vectorizable_type_demotion): Check that types are integral.
6602 (vectorizable_type_promotion): Likewise.
6603 (vectorizable_store): Fix typo. Eliminate new-line at end of
6606 2007-01-16 Jan Hubicka <jh@suse.cz>
6608 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
6611 2007-01-15 Eric Christopher <echristo@apple.com>
6613 * ifcvt.c: Include vec.h, vecprim.h.
6614 (check_cond_move_block): New argument regs.
6615 Reorganize. Add registers used to regs.
6616 (cond_move_process_if_block): Use regs set above as
6619 2007-01-15 Eric Christopher <echristo@apple.com>
6621 * config/darwin.h: Update copyright.
6622 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
6623 (LINK_COMMAND_SPEC): Add -u.
6624 (LINK_SPEC): Fix umbrella for above.
6626 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
6628 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
6631 2007-01-15 Tom Tromey <tromey@redhat.com>
6633 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
6634 * doc/install.texi (Testing): Don't mention jacks.
6635 (Configuration): Document --enable-java-maintainer-mode. Move
6636 --with-java-home to libgcj-specific section. Document
6638 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
6640 2007-01-15 Jan Hubicka <jh@suse.cz>
6642 * tree-ssa-dce.c (DCE_TODOs): New.
6643 (propagate_necessity): Return if something changed.
6644 (eliminate_unnecessary_stmts): Likewise.
6645 (perform_tree_ssa_dce): Return TODO flags when needed.
6646 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
6648 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
6650 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
6651 (fyl2x_extend<mode>xf3_i387): New insn pattern.
6652 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
6653 patterns using X87MODEF12 mode macro. Extend operand 1
6654 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6655 (log10<mode>2): Ditto.
6656 (log2<mode>2): Ditto.
6657 (log1p<mode>2): Ditto.
6658 (logb<mode>2): Ditto.
6659 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
6660 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
6661 (*fxtractxf3_i387): Rename from *fxtractxf3.
6662 (fxtract_extend<mode>xf3_i387): New insn pattern.
6663 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
6664 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
6665 and gen_fyl2xxf3_i387().
6667 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
6669 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
6670 * cfgloopmanip.c (fix_loop_placement): Made static. Use
6671 get_loop_exit_edges. Changed return type to bool.
6672 * cfgloop.h (fix_loop_placement): Declaration removed.
6674 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
6676 * param.h (MIN_VECT_LOOP_BOUND): New.
6677 * params.def (MIN_VECT_LOOP_BOUND): New.
6678 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
6679 argument - minimum threshold for number of iterations.
6680 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
6681 argument to declaration.
6682 * tree-vect-analyze.c (vect_analyze_operations): Check value of
6683 MIN_VECT_LOOP_BOUND.
6684 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
6685 slpeel_tree_peel_loop_to_edge with additional argument.
6686 (vect_do_peeling_for_alignment): Likewise.
6687 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
6689 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
6692 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
6695 2007-01-14 Jan Hubicka <jh@suse.cz>
6697 * tree-dfa.c (remove_referenced_var): New function.
6698 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
6699 prune referenced vars list too.
6700 * tree-flow.h (remove_referenced_var): Declare.
6702 2007-01-14 Jan Hubicka <jh@suse.cz>
6704 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
6706 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
6707 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
6708 * except.h (verify_eh_throw_table_statements): Kill prototype.
6709 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
6710 into call exrepssions.
6711 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
6713 * tree-cfg.c: Include pointer-set.h.
6714 (verify_node_sharing): Work on pointer set.
6715 (verify_eh_throw_stmt_node): New.
6716 (verify_stmts): Use pointers sets, verify throw_stmt.
6718 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
6720 * ipa-reference.c (analyze_function): Consider also addresses taken
6723 2007-01-12 Roger Sayle <roger@eyesopen.com>
6725 * c-typeck.c (null_pointer_constant_p): Replace use of
6726 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6727 (build_c_cast): Likewise.
6729 2007-01-12 Roger Sayle <roger@eyesopen.com>
6731 * tree.h (force_fit_type_double): Remove unused final argument.
6732 * c-common.c (constant_expression_warning): Replace use of
6733 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6734 (convert_and_check): Likewise.
6735 (shorten_compare): Update call to force_fit_type_double.
6736 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
6737 * convert.c (convert_to_pointer): Update call to
6738 force_fit_type_double.
6739 * fold-const.c (force_fit_type_double): Remove overflowed_const
6741 (int_const_binop, fold_convert_const_int_from_int,
6742 fold_convert_const_int_from_real, fold_div_compare,
6743 fold_sign_changed_comparison, fold_unary, fold_negate_const,
6744 fold_abs_const, fold_not_const): Remove the final argument from
6745 calls to force_fit_type_double.
6747 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6749 * configure.ac: Set insn to "nop" for spu-*-* also.
6750 * configure: Regenerate.
6752 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
6754 * builtins.def : Add BUILT_IN_FREE.
6756 2007-01-12 Jan Hubicka <jh@suse.cz>
6758 PR tree-optimization/30443
6759 * tree-inline.c (tree_function_versioning): Do not optimize when
6760 cloning for inlining.
6762 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
6764 * doc/loop.texi: Document recording of loop exits.
6765 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
6766 (update_single_exits_after_duplication,
6767 update_single_exit_for_duplicated_loop,
6768 update_single_exit_for_duplicated_loops): Removed.
6769 (duplicate_loop_to_header_edge): Do not call
6770 update_single_exits_after_duplication and
6771 update_single_exit_for_duplicated_loops.
6772 (loop_version): Do not update single_exit information.
6773 (fix_loop_structure): Use record_loop_exits instead of
6774 mark_single_exit_loops.
6775 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
6776 the lists of loop exits.
6777 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
6778 split_edge, merge_blocks): Update the lists of loop exits.
6779 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
6780 loop_optimizer_init.
6781 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
6782 of mark_single_exit_loops.
6783 (loop_optimizer_finalize): Call release_recorded_exits.
6784 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
6785 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
6786 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
6787 update single exit information.
6788 * lambda-code.c (perfect_nestify): Ditto.
6789 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
6790 (mark_single_exit_loops): Removed.
6791 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
6792 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
6793 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
6795 (get_loop_exit_edges, single_exit): Use recorded exit lists.
6796 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
6797 (verify_loop_structure): Verify consistency of the exit lists.
6798 (flow_loops_find): Use alloc_loop. Initialize exits hash.
6799 (set_single_exit): Removed.
6800 * cfgloop.h (struct loop_exit): New function.
6801 (struct loop): single_exit_ field replaced by exits field.
6802 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
6803 (struct loops): Added exits hash.
6804 (mark_single_exit_loops, set_single_exit): Declaration removed.
6805 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
6807 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6809 * doc/invoke.texi: Avoid use of @headitem.
6811 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6813 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
6815 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6817 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
6820 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6821 Richard Sandiford <richard@codesourcery.com>
6823 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
6824 * config/m68k/m68k.opt: Resort options.
6825 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
6827 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6828 Richard Sandiford <richard@codesourcery.com>
6830 * doc/invoke.texi: Document the macros that are defined by
6831 m68k's -mtune and -mhard-float options.
6832 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
6833 (m68k_cpp_cpu_family): Likewise.
6834 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
6835 of __ucfv*__ macros. Define __mcffpu__ if generating code for
6836 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
6837 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
6838 (m68k_cpp_cpu_family): Likewise.
6840 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6842 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
6843 macros besides mc68000 as tuning macros. Use a switch statement
6844 to set them and mcpu32.
6846 2007-01-12 Julian Brown <julian@codesourcery.com>
6848 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
6849 (TARGET_68040_ONLY): Rename to...
6850 (TARGET_68040): ...this.
6851 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
6852 * config/m68k/m68k.md: Likewise.
6854 2007-01-12 Julian Brown <julian@codesourcery.com>
6855 Nathan Sidwell <nathan@codesourcery.com>
6856 Richard Sandiford <richard@codesourcery.com>
6858 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
6859 the -mcpu= argument associated with the --with-cpu setting.
6860 Define M68K_DEFAULT_TUNE to the default -mtune= option,
6861 if different from the one implied by the -mcpu setting.
6862 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
6863 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
6864 * doc/invoke.texi: Mention ColdFire in the introduction to the
6865 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
6866 -mno-div and -mhard-float options. Make -m68881 a synonym for
6867 -mhard-float. Document the previously-undocumented -m5206e,
6868 -m528x, -m5307 and -m5407 options. Tweak the existing option
6869 documentation for consistency.
6870 * doc/install.texi: Mention new --with-cpu arguments.
6871 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
6872 default CPU if neither -mcpu nor -march are specified.
6873 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
6874 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
6875 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
6876 using m68k_tune to decide between families that implement the
6877 same ISA. Use m68k_tune to set __mcfv4e__.
6878 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
6879 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
6880 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
6881 (FL_ISA_C, FL_ISA_MMU): New macros.
6882 (MASK_COLDFIRE): Delete.
6883 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
6884 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
6885 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
6886 (TARGET_HARD_FLOAT): Do not define here.
6887 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
6888 (TUNE_68000): New macro.
6889 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
6890 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
6891 (TUNE_CFV2): Redefine in terms of m68k_tune.
6892 (uarch_type, target_device, fpu_type): New enums.
6893 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
6894 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
6895 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
6896 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
6897 (FL_FOR_isa_c): New macros.
6898 (m68k_isa): New enum.
6899 (m68k_target_selection): New structure.
6900 (all_devices, all_isas, all_microarchs): New tables.
6901 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
6902 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
6903 (MASK_ALL_CPU_BITS): Delete.
6904 (m68k_find_selection): New function.
6905 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
6906 Map the legacy target options to a combination of the new ones.
6907 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
6908 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
6909 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
6911 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
6912 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
6914 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
6915 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
6916 * config/m68k/m68k-devices.def: New file.
6918 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6919 Nathan Sidwell <nathan@codesourcery.com>
6921 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
6922 (SUBTARGET_EXTRA_SPECS): New macros.
6923 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
6924 use %(asm_cpu_spec) instead.
6925 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
6926 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
6927 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
6928 (EXTRA_SPECS): Rename to...
6929 (SUBTARGET_EXTRA_SPECS): ...this.
6931 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6932 Richard Sandiford <richard@codesourcery.com>
6933 Julian Brown <julian@codesourcery.com>
6935 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6936 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
6937 to the configuration's default CPU.
6938 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
6939 Remove default masks.
6940 (m680[012]0-*-*): Set the default with_cpu to the first part of
6942 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
6943 (m68k*-*-linux): Extend the --with-cpu handling to...
6944 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
6945 and m68010. Don't set target_cpu_default2.
6946 * doc/install.texi: Document --with-cpu for m68k.
6947 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
6948 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
6949 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
6950 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
6951 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
6952 (ASM_SPEC): Remove use of %(asm_cpu_default).
6953 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
6954 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
6955 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
6956 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
6957 __HAVE_FPU__ if TARGET_HARD_FLOAT.
6958 (TARGET_DEFAULT): Delete.
6959 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
6960 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
6961 (CPP_CPU_SPEC): Delete.
6962 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
6963 the appropriate string.
6964 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
6965 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
6966 (ASM_SPEC): Don't use %(asm_default_spec).
6967 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
6968 TARGET_DEFAULT and add MASK_68881.
6969 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
6971 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6973 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
6974 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
6975 MASK_68010 alongside MASK_68020.
6976 * doc/invoke.texi: Document -m68010.
6977 * config/m68k/m68k.opt (m68010): New.
6978 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
6980 (TUNE_68010): New macro.
6981 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
6982 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
6983 (M68K_CPU_m68332): Add MASK_68010.
6984 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
6985 fallback definition.
6986 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
6988 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
6989 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
6990 to all entries that use MASK_68020.
6991 (output_move_simode_const, output_move_himode, output_move_qimode)
6992 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
6993 instead of TARGET_68020 to select clr behavior. Remove comment
6994 about there being no TARGET_68010.
6995 * config/m68k/m68k.md: Likewise throughout.
6997 2007-01-12 Julian Brown <julian@codesourcery.com>
6999 * config/m68k/m68k.h (TARGET_ISAB): New macro.
7000 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
7001 * config/m68k/m68k.md: Likewise.
7003 2007-01-12 Julian Brown <julian@codesourcery.com>
7005 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
7006 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
7008 2007-01-12 Julian Brown <julian@codesourcery.com>
7010 * config/m68k/m68k.h (TUNE_68040_60): New macro.
7011 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
7012 * config/m68k/m68k.md: Likewise.
7014 2007-01-12 Julian Brown <julian@codesourcery.com>
7015 Richard Sandiford <richard@codesourcery.com>
7017 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
7018 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
7019 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
7021 (TARGET_CPU32): Rename to...
7022 (TUNE_CPU32): ...this.
7023 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
7024 (TUNE_CFV2): New macros.
7025 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
7026 remove conditions that are implied by TARGET_68020.
7027 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
7028 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
7029 (m68k_output_function_epilogue): Likewise.
7030 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
7031 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
7032 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
7033 non-68000 timings. Refactor multiplication and division costs.
7034 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
7035 TUNE_CPU32 instead of TARGET_CPU32.
7036 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
7037 and TUNE_68060 instead of TARGET_68060.
7038 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
7039 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
7041 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
7042 && !TARGET_COLDFIRE" to choose between moveq and clr.
7043 Likewise in the unnamed movsf pattern.
7044 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
7045 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
7048 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7050 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
7051 of tabbing before backslashes.
7053 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7055 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
7056 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
7057 (ASM_OUTPUT_INTERNAL_LABEL): Define.
7059 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7061 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
7062 find_interesting_uses_cond.
7063 (find_interesting_uses_cond): Use extract_cond_operands.
7064 (rewrite_use_compare): Use extract_cond_operands and
7065 force_gimple_operand_bsi. Do not call update_stmt.
7066 (determine_use_iv_cost_condition): Use extract_cond_operands.
7067 Return cheaper of using original bound and changing the exit bound.
7069 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7071 PR tree-optimization/29516
7072 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
7073 most_expensive_mult_to_index, addr_to_parts,
7074 create_mem_ref, maybe_fold_tmr): Make the type of
7075 fields of TARGET_MEM_REF sizetype.
7076 (move_fixed_address_to_symbol, move_pointer_to_base):
7078 * tree.def (TARGET_MEM_REF): Add comment on types of
7081 2007-01-11 Joseph Myers <joseph@codesourcery.com>
7083 * c-common.c (vector_types_convertible_p): Treat opaque types as
7084 always convertible if they have the same size, but not otherwise.
7086 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
7088 * ifcvt.c (struct noce_if_info): Add comments to the fields.
7089 Remove the b_unconditional field.
7090 (noce_try_sign_mask): Do not look at b_unconditional.
7091 (noce_process_if_block): Do not use merge_if_blocks. Update
7092 the CFG here. Do not set b_unconditional.
7093 (cond_move_process_if_block): Likewise.
7094 (find_cond_trap): Likewise.
7095 (check_cond_move_block): Require simple jump insns at the end
7098 2007-01-11 Jan Hubicka <jh@suse.cz>
7100 PR tree-optimization/1046
7101 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
7102 when alias info is not ready.
7103 (pass_tail_recursion): Do not require aliasing.
7104 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
7105 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
7106 * tree-ssa-copy.c (pass_copy_prop): Likewise.
7107 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
7108 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
7109 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
7110 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
7112 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
7113 When aliasing is not build, mark statement as volatile.
7115 2007-01-11 Tom Tromey <tromey@redhat.com>
7117 PR preprocessor/15185, PR preprocessor/20989:
7118 * doc/cppopts.texi <-MT>: Update description of algorithm for
7119 computing default target.
7120 <-M, -MD>: Reword "basename" text.
7122 2007-01-11 Roger Sayle <roger@eyesopen.com>
7124 * builtins.c (expand_builtin_pow, expand_builtin_powi,
7125 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
7126 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
7127 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
7128 fold_builtin_bswap, real_constp, fold_builtin_pow,
7129 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
7130 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
7131 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7132 * convert.c (convert_to_pointer): Likewise.
7133 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7134 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
7135 const_binop, fold_convert_const_int_from_int,
7136 fold_convert_const_int_from_real,
7137 fold_convert_const_real_from_real, sign_bit_p,
7138 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
7139 fold_sign_changed_comparison, fold_unary, fold_comparison,
7140 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
7141 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
7142 * print-tree.c (print_node_brief, print_node): Likewise.
7143 * stor-layout.c (place_field, layout_type): Likewise.
7144 * tree-chrec.c (keep_cast): Likewise.
7145 * tree.c (build_vector, build_real, build_real_from_int_cst,
7146 build_complex): Likewise.
7148 2007-01-11 Roger Sayle <roger@eyesopen.com>
7150 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
7151 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
7153 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
7155 * configure.ac (strict1_warn): Rename to strict_warn.
7156 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
7157 cc_set_by_configure, quoted_cc_set_by_configure,
7158 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
7159 all_boot_languages, all_stagestuff): Remove.
7160 (target_list): Remove bootstrap targets.
7161 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
7162 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
7163 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
7164 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
7165 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
7166 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
7167 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
7168 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
7169 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
7170 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
7171 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
7172 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
7173 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
7174 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
7175 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
7176 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
7177 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
7178 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
7179 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
7180 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
7181 (mostlyclean): Adjust.
7182 (clean, distclean): Don't mention bootstrap stuff.
7183 * configure: Regenerate.
7184 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
7185 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
7186 treelang/config-lang.in (stagestuff): Remove.
7187 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
7188 stageprofile, stagefeedback, stagestuff): Remove mention.
7190 2007-01-11 Nick Clifton <nickc@redhat.com>
7192 * config/mcore/predicates.md (mcore_general_movesrc_operand):
7194 (mcore_general_movdst_operand): Do not accept CONST_INTs.
7195 (mcore_arith_K_S_operand): Run the test for the S constraint not
7196 the test for the M constraint.
7197 (mcore_addsub_operand): Do not accept integer values that are
7198 larger than 32 bits.
7199 * config/mcore/mcore.md: Remove unused constraints from split.
7200 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
7202 (allocate_stack): Likewise.
7203 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
7204 operands to 32 bits.
7205 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
7207 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
7208 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
7209 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
7210 mcore_output_bclri, mcore_output_andn, output_inline_const,
7211 mcore_output_move, mcore_output_movedouble): Likewise.
7212 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
7213 (output_inline_const): Likewise.
7214 (output_inline_const): Fix format strings used in sprintf
7216 * config/mcore/mcore-protos.h: Update prototypes for changed
7217 functions in mcore.c.
7218 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
7219 HOST_WIDE_INT and not int.
7220 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
7221 CONST_OK_FOR_N): Likewise.
7222 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
7223 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
7226 2007-01-10 Jan Hubicka <jh@suse.cz>
7228 * tree-vrp.c (remove_range_assertions): Release defs.
7229 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
7230 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
7232 2007-01-10 Paul Brook <paul@codesourcery.com>
7234 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
7235 * config/arm/arm.md (mulsi3subsi): New insn.
7237 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
7239 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
7240 (tree_transform_and_unroll_loop): New.
7241 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
7244 2007-01-10 Robert Kennedy <jimbob@google.com>
7246 * fold-const.c (fold_comparison): Fold comparisons like (x *
7247 1000 < 0) to (x < 0).
7249 2007-01-10 Ian Lance Taylor <iant@google.com>
7251 * tree-pretty-print.c (dump_generic_node): Print parentheses when
7252 operands have the same priority.
7254 2007-01-10 Tom Tromey <tromey@redhat.com>
7256 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
7257 (fold_binary): Likewise.
7258 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
7259 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
7260 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
7261 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
7262 * langhooks.h (struct lang_hooks): Removed field
7263 'can_use_bit_fields_p'.
7265 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
7267 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
7269 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
7271 * function.c (get_last_funcdef_no): New function.
7272 * function.h (get_last_funcdef_no): Declare.
7273 * tree-inline.c (initialize_cfun): Add initialization.
7274 (tree_function_versioning): Cleanup.
7276 2007-01-10 Jan Hubicka <jh@suse.cz>
7278 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
7281 2007-01-10 Sa Liu <saliu@de.ibm.com>
7282 Ben Elliston <bje@au.ibm.com>
7284 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
7285 for SAVE_NONLOCAL and Pmode for any other save level.
7286 * spu-protos.h (spu_restore_stack_block): Declare.
7287 * spu.md (save_stack_block): Remove.
7288 (restore_stack_block): Call spu_restore_stack_block.
7289 * spu.c (spu_restore_stack_block): New function.
7290 (spu_expand_epilogue): Remove old comment.
7292 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7294 PR tree-optimization/30322
7295 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
7296 (cand_value_at): Return the value as aff_tree.
7297 (may_eliminate_iv): Convert the bound from aff_tree to tree.
7298 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
7299 aff_combination_mult): New functions.
7300 (aff_combination_add): Use aff_combination_add_cst.
7301 (aff_combination_convert): Allow conversions to a wider type.
7302 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
7303 * tree-affine.h (aff_combination_mult): Declare.
7305 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
7307 * doc/tm.texi: Update documentation to reflect reality of exec
7308 and start file search behaviours. Update copyright year.
7309 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
7310 header file directories.
7312 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
7314 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
7315 (*cosxf2): Rename to cosxf2_i387.
7316 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
7317 using X87MODEF12 mode macro. Rename patterns to
7318 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
7320 (*cosdf2, *cossf2): Ditto.
7321 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
7322 to match extended input operands.
7323 (sincos<mode>3): New expander.
7324 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
7325 insn patterns and corresponding splitters.
7327 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
7329 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
7330 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
7332 2007-01-09 Nicolas Pitre <nico@cam.org>
7335 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
7337 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7339 * target.h (struct gcc_target): New field library_rtti_comdat.
7340 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
7341 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
7342 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
7343 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
7345 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7347 * doc/invoke.texi (Optimize Options): Correct description of -O0.
7349 2007-01-08 Richard Guenther <rguenther@suse.de>
7351 * tree.h (force_fit_type_double): Export.
7352 (force_fit_type): Remove.
7353 * fold-const.c (force_fit_type_double): New function.
7354 (force_fit_type): Remove.
7355 (int_const_binop): Use it.
7356 (fold_convert_const_int_from_int): Likewise.
7357 (fold_convert_const_int_from_real): Likewise.
7358 (fold_div_compare): Likewise.
7359 (fold_sign_changed_comparison): Likewise.
7360 (fold_unary): Likewise.
7361 (fold_negate_const): Likewise.
7362 (fold_abs_const): Likewise.
7363 (fold_not_const): Likewise.
7364 * c-common.c (shorten_compare): Use force_fit_type_double.
7365 * convert.c (convert_to_pointer): Likewise.
7367 2007-01-08 Richard Guenther <rguenther@suse.de>
7369 * tree.h (build_int_cst_wide_type): Export.
7370 * tree.c (build_int_cst_wide_type): New function.
7371 (build_int_cst_wide): Fix comment.
7372 * builtins.c (fold_builtin_object_size): Use build_int_cst
7373 to build -1 or 0 of the correct type. Use fit_double_type
7374 to check for overflow.
7375 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
7377 (decode_field_reference): Likewise.
7378 (all_ones_mask_p): Likewise.
7379 (native_interpret_int): Use build_int_cst_wide_type.
7380 (fold_binary): Use build_int_cst_type to build an all-ones
7382 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
7384 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
7386 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
7388 2007-01-09 Ben Elliston <bje@au.ibm.com>
7390 * genautomata.c (STATS_OPTION): New option.
7391 (stats_flag): New flag.
7392 (gen_automata_option): Handle it.
7393 (initiate_automaton_gen): Ditto.
7394 (write_automata): Output statistics only if stats_flag is
7395 set. Likewise, output time statistics only if time_flag is set.
7396 * doc/md.texi (Processor pipeline description): Document new flag.
7398 2007-01-08 Richard Guenther <rguenther@suse.de>
7400 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
7401 * tree.c (build_int_cst_type): Likewise.
7402 (size_in_bytes): Don't call force_fit_type on the result.
7403 (int_fits_type_p): Use fit_double_type.
7404 * fold-const.c (fit_double_type): New function.
7405 (force_fit_type): Use it.
7406 * tree.h (fit_double_type): Export.
7408 2007-01-08 Jan Hubicka <jh@suse.cz>
7410 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
7411 * ipa.c (function_and_variable_visibility): Fix return type.
7413 2007-01-08 Richard Guenther <rguenther@suse.de>
7415 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
7416 of offset to build the index.
7417 * tree-pretty-print.c (dump_generic_node): Don't build negated
7418 const just for printing.
7419 * c-pretty-print.c (pp_c_integer_constant): Likewise.
7420 * builtins.c (fold_builtin_int_roundingfn): Check if result
7421 fits the type by using force_fit_type and comparing the result.
7422 * predict.c (predict_loops): Use compare_tree_int for comparison.
7423 * tree.c (build_int_cst): Fall back to integer_type_node for
7425 (build_int_cst_wide): Assert type is non-null.
7427 2007-01-08 Roberto Costa <roberto.costa@st.com>
7429 * tree-vrp.c (extract_range_from_cond_expr): New.
7430 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
7431 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
7433 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
7434 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
7435 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
7436 used as expressions.
7437 * tree-object-size.c (cond_expr_object_size): New.
7438 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
7440 2007-01-08 Jan Hubicka <jh@suse.cz>
7442 * tree-ssa-forwprop.c (forward_propagate_into_cond,
7443 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
7446 2007-01-08 Richard Guenther <rguenther@suse.de>
7448 PR tree-optimization/23603
7449 * tree-vrp.c (set_value_range_to_truthvalue): New function.
7450 (extract_range_from_binary): Fall back to truthvalue instead of
7451 varying for TRUTH_*_EXPR.
7452 (extract_range_from_comparison): Fall back to truthvalue instead of
7454 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
7455 if all visited PHI values were constant.
7457 2007-01-08 Jan Hubicka <jh@suse.cz>
7459 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
7460 (cgraph_analyze_function): break out from ...
7461 (cgraph_finalize_compilation_unit): ... here.
7462 (cgraph_expand_function): Remove forgoten commented out line.
7463 (cgraph_optimize): Analyze functions.
7465 2007-01-08 Jan Hubicka <jh@suse.cz>
7467 * tree-pas.h (TODO_remove_function): New flag.
7468 (TODO_update*): Renumber.
7469 (pass_ipa_increase_alignment,
7470 pass_ipa_function_and_variable_visibility): New passes.
7471 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
7472 (cgraph_function_and_variable_visibility): Move to ipa.c
7473 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
7474 cgraph_increase_alignment.
7475 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
7476 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
7477 calling tree-inline.
7478 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
7479 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
7480 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
7481 (gate_increase_alignment): New function.
7482 (pass_ipa_increase_alignment): New pass.
7483 * ipa.c: Inline tree-pass.h and timevar.h
7484 (function_and_variable_visibility): Move here from cgraphunit.c
7485 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
7486 * passes.c (init_optimization_passes): Add the two new passes.
7487 (execute_todo): Handle cgraph_remove_functions.
7489 2007-01-08 Nick Clifton <nickc@redhat.com>
7491 * config/frv/predicates.md (reg_or_0_operand): Accept
7494 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
7496 * config/bfin/rtems.h, config/bfin/t-rtems: New.
7497 * config.gcc: Add bfin*-rtems*.
7499 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7501 * c.opt: Add -flax-vector-conversions.
7502 * c-typeck.c (convert_for_assignment): Pass flag to
7503 vector_types_convertible_p to allow emission of note.
7504 (digest_init): Likewise.
7505 * c-opts.c: Handle -flax-vector-conversions.
7506 * c-common.c (flag_lax_vector_conversions): New.
7507 (vector_types_convertible_p): Unless -flax-vector conversions
7508 has been passed, disallow conversions between vectors with
7509 differing numbers of subparts and/or element types. If such
7510 a conversion is disallowed, possibly emit a note on the first
7511 occasion only to inform the user of -flax-vector-conversions.
7512 The new last argument specifies this.
7513 * c-common.h (flag_lax_vector_conversions): New.
7514 (vector_types_convertible_p): Add extra argument.
7515 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
7516 char_type_node for V*QI type vectors.
7517 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
7518 Update to satisfy new typechecking rules.
7519 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
7521 * doc/invoke.texi (C Dialect Options): Document
7522 -flax-vector-conversions.
7524 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7526 PR tree-optimization/29877
7527 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
7528 a register variable on the RHS to not be replaceable.
7530 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
7531 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
7532 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
7533 const_simm15, const_pow2, const_npow2): Added.
7534 * config/score/misc.md (insv, extv, extzv, movmemsi,
7535 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
7536 * config/score/score.c (score_address_cost, score_select_cc_mode):
7538 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
7539 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
7540 Update score_print_operand.
7541 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
7542 Adjust register allocate order and update some macro define.
7543 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
7544 mdx_block_move_straight, mdx_block_move_loop_head,
7545 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
7546 mdx_block_move): Added.
7547 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
7548 mdp_limm): Updated and fix some bug and typo.
7549 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
7550 (movsf, movdf, doloop_end): Added.
7552 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
7554 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
7555 config/arm/thumb2.md: Fix comment typos.
7556 * doc/extend.texi: Fix a typo.
7558 2007-01-07 Eric Christopher <echristo@apple.com>
7560 * configure.ac: Check for __stack_chk_fail for darwin.
7561 * configure: Regenerate.
7563 2007-01-07 Richard Guenther <rguenther@suse.de>
7565 * tree-vrp.c (extract_range_from_assert): CSE calls to
7566 compare_values where possible.
7567 (extract_range_from_unary_expr): Likewise.
7569 2007-01-07 Anatoly Sokolov <aesok@post.ru>
7571 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
7572 * config/avr/avr.c (call_insn_operand): Delete function.
7573 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
7574 instead of register number. Use predicates.
7575 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
7576 call_insn_operand): Add.
7578 2007-01-06 Jan Hubicka <jh@suse.cz>
7580 * tree-pass.h (pass_build_cgraph_edges): Declare.
7581 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
7582 (visited_nodes): Remove.
7583 (cgraph_create_edges): Move to cgraphbuild.c; rename to
7584 build_cgrpah_edges; make visited_nodes local.
7585 (cgraph_process_new_functions): DO not call initialize_inline_failed.
7586 (record_references_in_initializer): Move to cgraphbuild.c
7587 (initialize_inline_failed, rebuild_cgraph_edges,
7588 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
7589 (verify_cgraph_node): Make visited_nodes local.
7590 (cgraph_analyze_function): Do not call cgraph_create_edges and
7591 initialize_inline_failed.
7592 (cgraph_expand_function): Do not call cgraph_lower_function;
7593 assert that function is already lowered.
7594 * Makefile.in (cgraphbuild.o): New.
7595 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
7596 at the end of lowering passes.
7598 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
7600 * ifcvt.c (cond_move_convert_if_block): New function, code
7601 factored out from...
7602 (cond_move_process_if_block): ...here. Call the new function
7603 on the THEN and ELSE blocks.
7604 (merge_if_block): Do not copy global_live_at_end, merge_blocks
7605 already takes care of this.
7607 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7610 * tree.h (TREE_OVERFLOW_P): New.
7611 * c-typeck.c (parser_build_unary_op): Warn only if result
7612 overflowed and operands did not.
7613 (parser_build_binary_op): Likewise.
7614 (convert_for_assignment): Remove redundant overflow_warning.
7615 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
7617 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7619 * c-typeck.c (store_init_value): Split over two lines to follow
7620 the GNU coding style.
7622 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
7624 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
7625 __GXX_EXPERIMENTAL_CXX0X__.
7626 * doc/cpp.texi: Same.
7628 2007-01-05 Richard Guenther <rguenther@suse.de>
7631 * tree.c (get_narrower): Do not construct COMPONENT_REFs
7632 with mismatched types. Instead explicitly build a
7633 conversion NOP_EXPR.
7635 2007-01-05 Ian Lance Taylor <iant@google.com>
7637 * c-common.c (decl_with_nonnull_addr_p): New function.
7638 (c_common_truthvalue_conversion): Call it.
7639 * c-typeck.c (build_binary_op): Likewise.
7640 * c-common.h (decl_with_nonnull_addr_p): Declare.
7642 2007-01-05 Jakub Jelinek <jakub@redhat.com>
7645 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
7648 2007-01-05 Joel Brobecker <brobecker@adacore.com>
7650 * doc/install.texi (Final install): Document the fact that
7651 the GNAT runtime should not be stripped.
7653 2007-01-04 Jan Hubicka <jh@suse.cz>
7655 * tree-inline.c (fold_marked_statements): Update operand caches
7656 and EH after folding
7658 2007-01-04 Ian Lance Taylor <iant@google.com>
7660 * c-common.c (check_function_nonnull): Whitespace fix.
7662 2007-01-04 Jan Hubicka <jh@suse.cz>
7664 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
7665 comitted older version of patch.
7666 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
7667 function, celanup cfg and collect garbage.
7669 2007-01-04 Mike Stump <mrs@apple.com>
7671 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
7674 2007-01-04 Eric Christopher <echristo@apple.com>
7676 * libgcc2.c (__bswapsi2): Use SItype.
7677 (__bswapdi2): Use DItype.
7678 * libgcc2.h: Update for above.
7680 2007-01-04 Paul Brook <paul@codesourcery.com>
7682 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
7683 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
7684 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
7685 umulsidi3, umulsidi3adddi, smulsi3_highpart,
7686 umulsi3_highpart): Make conditional on !arm_arch6.
7687 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
7688 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
7689 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
7690 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
7691 umulsi3_highpart_v6): New insns.
7693 2007-01-04 Roger Sayle <roger@eyesopen.com>
7695 * fold-const.c (fold_convert): When casting an expression to void,
7696 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
7697 have a type. Instead of attempting to build a NOP_EXPR, return
7698 these "special" trees directly.
7700 2007-01-04 Joseph Myers <joseph@codesourcery.com>
7702 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
7703 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
7704 rs6000_cost->fp not 0 as adjustment for outer NEG.
7706 2007-01-04 Jan Hubicka <jh@suse.cz>
7708 * cgraph.c (cgraph_release_function_body): New function.
7709 (cgraph_remove_node): Use it.
7710 * cgraph.h (cgraph_release_function_body): Declare.
7711 * cgraphunit.c (cgraph_expand_function): Use it.
7712 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
7713 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
7714 is initialized and while compilation of other function is running.
7715 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
7716 statement CFG annotations from here to ...
7717 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
7719 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
7721 * cfgloop.h (enum li_flags): Make the constants powers of two.
7723 2007-01-04 Jan Hubicka <jh@suse.cz>
7725 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
7727 (fold_marked_statements): New function.
7728 (optimize_inline_calls, tree_function_versioning): Fold new statements.
7729 * tree-inline.h (copy_body_data): Add statements_to_fold.
7731 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
7733 * config.gcc: Mention libgcc/config.host.
7734 * Makefile.in: Update comments mentioning libgcc.
7735 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
7736 (all.cross, start.encap, rest.encap, rest.cross): Update
7737 dependencies for libgcc move.
7738 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
7739 (clean-target, clean-target-libgcc): Delete.
7740 (srcdirify, GCC_EXTRA_PARTS): New macros.
7741 (libgcc-support, libgcc.mvars): New rules.
7742 (distclean): Remove mention of mklibgcc.
7743 (install): Don't reference INSTALL_LIBGCC.
7744 (install-common): Don't reference EXTRA_PARTS.
7745 (install-libgcc, install-multilib): Delete rules.
7746 * mklibgcc.in: Delete file.
7747 * doc/configfiles.texi: Don't mention mklibgcc.
7749 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
7750 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
7751 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
7752 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
7753 (mklibgcc, ldblspecs): Likewise.
7755 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
7756 (posixpre.def): Use $(T).
7757 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
7758 (SHLIB_SRC, SHLIB_INSTALL): Delete.
7759 (SHLIB_LINK): Make dummy.
7760 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
7762 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
7764 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
7765 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
7766 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
7767 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
7769 * configure.ac (all_outputs): Remove mklibgcc.
7770 * configure: Regenerated.
7772 2007-01-03 Josh Conner <jconner@apple.com>
7775 * calls.c (compute_argument_addresses): Set stack and stack_slot
7776 for partial args, too.
7777 (store_one_arg): Use locate.size.constant for the size when
7778 generating a save_area.
7780 2007-01-03 Robert Kennedy <jimbob@google.com>
7782 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
7783 whose definitions are deleted due to basic block merging.
7785 2007-01-03 Paul Brook <paul@codesourcery.com>
7788 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
7790 (use_return_insn): Return 0 for Thumb interrupt functions.
7791 (print_multi_reg): Add rfe argument for IRQ returns.
7792 (arm_output_epilogue): Pop interrupt return address directly into PC.
7793 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
7795 2007-01-03 Paul Brook <paul@codesourcery.com>
7797 Merge from sourcerygxx-4_1.
7798 * config/arm/thumb2.md: New file.
7799 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
7801 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
7802 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
7803 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
7804 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
7806 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
7807 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
7809 * config/arm/ieee754-sf.S: Ditto.
7810 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
7811 (thumb1_base_register_rtx_p): ... to this.
7812 (thumb_index_register_rtx_p): Rename...
7813 (thumb1_index_register_rtx_p): ... to this.
7814 (thumb_output_function_prologue): Rename...
7815 (thumb1_output_function_prologue): ... to this.
7816 (thumb_legitimate_address_p): Rename...
7817 (thumb1_legitimate_address_p): ... to this.
7818 (thumb_rtx_costs): Rename...
7819 (thumb1_rtx_costs): ... to this.
7820 (thumb_compute_save_reg_mask): Rename...
7821 (thumb1_compute_save_reg_mask): ... to this.
7822 (thumb_final_prescan_insn): Rename...
7823 (thumb1_final_prescan_insn): ... to this.
7824 (thumb_expand_epilogue): Rename...
7825 (thumb1_expand_epilogue): ... to this.
7826 (arm_unwind_emit_stm): Rename...
7827 (arm_unwind_emit_sequence): ... to this.
7828 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
7829 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
7830 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
7831 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
7832 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
7833 thumb2_output_casesi): New functions.
7834 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
7835 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
7836 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
7837 THUMB2_WORK_REGS): Define.
7838 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
7839 arm_condexec_mask, arm_condexec_masklen)): New variables.
7840 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
7841 (arm_override_options): Check new CPU capabilities.
7842 Set new architecture flag variables.
7843 (arm_isr_value): Handle v7m interrupt functions.
7844 (user_return_insn): Return 0 for v7m interrupt functions. Handle
7846 (const_ok_for_arm): Handle Thumb-2 constants.
7847 (arm_gen_constant): Ditto. Use movw when available.
7848 (arm_function_ok_for_sibcall): Return false for v7m interrupt
7850 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
7851 (thumb_find_work_register, arm_load_pic_register,
7852 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
7853 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
7854 print_multi_reg, output_mov_long_double_fpa_from_arm,
7855 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
7856 output_mov_double_fpa_from_arm, output_move_double,
7857 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
7858 output_return_instruction, arm_output_function_prologue,
7859 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
7860 arm_output_mi_thunk, thumb_set_return_address): Ditto.
7861 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
7862 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
7863 (arithmetic_instr, shift_op): Use arm_shift_nmem.
7864 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
7866 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
7867 (thumb_expand_prologue): Use thumb_set_frame_pointer.
7868 (arm_file_start): Output directive for unified syntax.
7869 (arm_unwind_emit_set): Handle stack alignment instruction.
7870 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
7871 Add v6t2, v7, v7a, v7r and v7m.
7872 (RETLDM): Add Thumb-2 code.
7873 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
7874 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
7875 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
7876 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
7877 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
7878 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
7879 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
7880 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
7881 ADJUST_INSN_LENGTH): Define.
7882 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
7883 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
7884 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
7885 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
7886 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
7887 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
7888 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
7889 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
7890 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
7891 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
7892 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
7893 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
7894 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
7895 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
7896 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
7897 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
7898 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
7900 * config/arm/arm-tune.md: Regenerate.
7901 * config/arm/arm-protos.h: Update prototypes.
7902 * config/arm/vfp.md: Enable patterns for Thumb-2.
7903 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
7904 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
7905 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
7906 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
7907 * config/arm/libunwind.S: Add Thumb-2 code.
7908 * config/arm/constraints.md: Update include Thumb-2.
7909 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
7910 * config/arm/ieee754-df.S: Ditto.
7911 * config/arm/bpabi.S: Ditto.
7912 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
7913 * config/arm/predicates.md (low_register_operand,
7914 low_reg_or_int_operand, thumb_16bit_operator): New.
7915 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
7916 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
7917 * config/arm/t-arm-elf: Add armv7 multilib.
7918 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
7920 (UNSPEC_STACK_ALIGN, ce_count): New.
7921 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
7922 arm_zero_extendsidi2, arm_zero_extendqidi2): New
7924 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
7925 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
7926 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
7927 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
7928 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
7929 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
7931 * doc/extend.texi: Document ARMv7-M interrupt functions.
7932 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
7934 2007-01-03 Jakub Jelinek <jakub@redhat.com>
7936 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
7937 (struct _Unwind_Context): Rename args_size to flags, remove
7938 signal_frame field, add a new args_size field and version field.
7939 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
7940 _Unwind_IsExtendedContext): New inline functions.
7941 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
7942 Assume by_value array is only present if _Unwind_IsExtendedContext.
7943 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
7944 _Unwind_IsSignalFrame.
7945 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
7946 (uw_update_context_1): Use _Unwind_SetSignalFrame.
7947 (uw_init_context_1): Initialize context->flags to
7948 EXTENDED_CONTEXT_BIT.
7949 * config/rs6000/linux-unwind.h (frob_update_context): Use
7950 _Unwind_SetSignalFrame.
7952 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7955 * gimplify.c (gimplify_modify_expr_complex_part): Move below
7956 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
7959 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
7961 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
7962 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
7963 RET, AT_SP): Remove.
7964 * config/i386/i386.md (*sse_prologue_save_insn): Use return
7967 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
7968 * cfgbuild.c (find_basic_blocks): Likewise.
7969 * cfgrtl.c (rtl_create_basic_block): Likewise.
7970 * function.c (temp_slots_at_level): Likewise.
7971 * reg-stack.c (stack_regs_mentioned): Likewise.
7972 * regclass.c (allocate_reg_info): Likewise.
7973 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
7974 set_bb_for_stmt, move_block_to_fn): Likewise.
7975 * tree-complex.c (tree_lower_complex): Likewise.
7976 * vec.h (VEC_safe_grow_cleared): New.
7978 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
7980 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
7982 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
7983 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
7985 * cfgloopmanip.c (scale_loop_frequencies): Export.
7986 (loopify): Scale the frequencies by prescribed coefficients.
7987 (set_zero_probability): New function.
7988 (duplicate_loop_to_header_edge): Improve updating of frequencies.
7989 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
7990 and frequencies according to arguments.
7991 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
7993 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
7994 * modulo-sched.c (sms_schedule): Set probabilities for entering
7995 versioned loop correctly.
7996 * tree-vect-transform.c (vect_transform_loop): Ditto.
7997 * cfgloop.h (loopify, loop_version): Declaration changed.
7998 (scale_loop_frequencies): Declared.
8000 2007-01-02 Jan Hubicka <jh@suse.cz>
8002 * cgraph.c: Include tree-flow.h
8003 (cgraph_add_new-function): Handle IPA_SSA mode; execute
8005 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
8006 * tree-pass.h (pass_all_early_optimizations): Declare.
8007 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
8009 (cgraph_analyze_function): Do early_local_passes.
8010 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8011 Do not add referenced vars.
8012 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
8014 (gate_all_early_local_passes): New gate.
8015 (pass_early_local_passes): Use new gate.
8016 (execute_early_local_optimizations): New functions.
8017 (gate_all_early_optimizations): New gate.
8018 (pass_all_early_optimizations): New pass.
8019 (execute_free_datastructures): Free SSA only when initialized.
8020 (gate_init_datastructures): Init only when optimizing.
8021 (tree_lowering_passes): Do early local passes when called late.
8022 * tree-profile.c (do_tree_profiling): Don't profile functions added
8024 (do_early_tree_profiling, pass_early_tree_profile): Kill.
8025 * tree-cfg.c (update_modified_stmts): Do not update when operands are
8027 * passes.c (init_optimizations_passes): Reorder so we go into SSA
8028 during early_local_passes.
8029 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
8032 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8034 * Makefile.in: Update copyright year.
8036 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8038 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
8039 in $(lang_checks) and check-consistency targets.
8041 2007-01-02 Jan Hubicka <jh@suse.cz>
8043 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8044 Do not add referenced vars.
8045 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
8047 * passes.c (init_optimization_passes): Put mudflap_2 after
8048 free_datastructures.
8050 2007-01-02 Jan Hubicka <jh@suse.cz>
8052 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
8053 Set NOTHROW flag on call statements proved to be nothrow.
8054 Update statement of local calls so new pure/const functions are
8055 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
8057 (tree_rest_of_compilation): Register hooks and initialize bitmap
8058 early. Do not set after_inlining flag.
8060 2007-01-02 Steve Ellcey <sje@cup.hp.com>
8062 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
8063 HOST_BITS_PER_LONGLONG
8065 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8068 * c-typeck.c (store_init_value): Don't emit pedantic overflow
8069 warning for non-static initializers.
8071 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
8073 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
8074 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
8075 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
8076 Always use set_unique_reg_note to add REG_EQUAL notes.
8078 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8081 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8083 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8084 * cfgbuild.c (find_basic_blocks): Likewise.
8085 * cfgrtl.c (rtl_create_basic_block): Likewise.
8086 * function.c (temp_slots_at_level): Likewise.
8087 * reg-stack.c (stack_regs_mentioned): Likewise.
8088 * regclass.c (allocate_reg_info): Likewise.
8089 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8090 set_bb_for_stmt, move_block_to_fn): Likewise.
8091 * tree-complex.c (tree_lower_complex): Likewise.
8092 * vec.h (VEC_safe_grow_cleared): New.
8094 2007-01-02 Ian Lance Taylor <iant@google.com>
8096 * c-common.c (c_common_truthvalue_conversion): When warning about
8097 using an assignment as a truth value, set TREE_NO_WARNING.
8099 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8102 * c.opt (Wold-style-declaration): New.
8103 * doc/invoke.texi (C-only Warning Options): New.
8104 (Wold-style-declaration): Document it.
8105 (Wextra): Enabled by -Wextra.
8106 * c-opts.c (c_common_post_options): Enabled by -Wextra.
8107 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
8108 -Wold-style-declaration.
8110 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8112 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8113 * cfgbuild.c (find_basic_blocks): Likewise.
8114 * cfgrtl.c (rtl_create_basic_block): Likewise.
8115 * function.c (temp_slots_at_level): Likewise.
8116 * reg-stack.c (stack_regs_mentioned): Likewise.
8117 * regclass.c (allocate_reg_info): Likewise.
8118 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8119 set_bb_for_stmt, move_block_to_fn): Likewise.
8120 * tree-complex.c (tree_lower_complex): Likewise.
8121 * vec.h (VEC_safe_grow_cleared): New.
8123 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
8125 * c-common.c (c_common_nodes_and_builtins): Since variants of
8126 void_type_node get built before it is given a name, we need to
8127 give those variants the name, too.
8128 (complete_array_type): We need to work with the canonical main
8129 type of the array, from which we will build the qualified version.
8130 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
8131 * print-tree.c (print_node): Display canonical type information
8133 * stor-layout.c (layout_type): When we don't know the
8134 alignment of a type for which we're building an array, we end up
8135 guessing wrong, so make the type require structural equality.
8136 * tree.c (make_node_stat): When we build a new type, it is its
8138 (build_type_attribute_qual_variant): When building an attribute
8139 variant, its canonical type is the non-attribute variant. However,
8140 if the attributes are target-dependent and they differ, we need to
8141 use structural equality checks for this type.
8142 (build_qualified_type): A qualified type is not equivalent to its
8143 unqualified variant; set the canonical type appropriately.
8144 (build_distinct_type_copy): When building a distinct type from
8145 another type, the new type is its own canonical type.
8146 (build_variant_type_copy): When building a new type variant, we
8147 assume that it is equivalent to the original type.
8148 (build_pointer_type_for_mode): When building a pointer type, also
8149 build a canonical type pointer.
8150 (build_reference_type_for_mode): When building a reference type,
8151 also build a canonical type reference.
8152 (build_index_type): When we can't hash an index type (e.g.,
8153 because its maximum value is negative), the index type requires
8154 structural equality tests.
8155 (build_array_type): Build the canonical form of an array type.
8156 (build_function_type): Function types require structural equality,
8157 because they contain default arguments, attributes, etc.
8158 (build_method_type_directly): Ditto for method types.
8159 (build_offset_type): Build the canonical offset type.
8160 (build_complex_type): Build the canonical vector type.
8161 (make_vector_type): Build the canonical vector type.
8162 * tree.h (TYPE_CANONICAL): New.
8163 (TYPE_STRUCTURAL_EQUALITY_P): New.
8164 (SET_TYPE_STRUCTURAL_EQUALITY): New.
8165 (struct tree_type): Added "canonical" field.
8166 * params.h (VERIFY_CANONICAL_TYPES): New.
8167 * doc/c-tree.texi (TYPE_CANONICAL): Document.
8168 (TYPE_STRUCTURAL_EQUALITY_P): Document.
8169 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
8170 * doc/invoke.texi (verify-canonical-types): Document --param
8171 parameter for verifying canonical types.
8173 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8175 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
8176 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
8177 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
8178 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
8180 * config/rs6000/e500.h: New.
8181 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
8182 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
8184 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
8185 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
8186 TARGET_E500_DOUBLE): Remove.
8187 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
8188 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
8189 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
8190 * config/rs6000/rs6000.c (rs6000_override_options): Use
8193 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8195 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
8196 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
8197 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
8198 rs6000_emit_cmove): Don't check TARGET_E500.
8199 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
8200 sordered): Don't check TARGET_E500.
8202 2007-01-01 Eric Christopher <echristo@apple.com>
8204 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
8205 HARD_REGISTER_NUM_P.
8207 2007-01-01 Roger Sayle <roger@eyesopen.com>
8209 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
8210 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
8211 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
8214 2007-01-01 Mike Stump <mrs@apple.com>
8216 * configure.ac: Remove support for building with Apple's gcc-3.1.
8218 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8221 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
8222 REG is a hard register. Do not modify REG before calling
8224 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
8225 multiple of the size of YMODE for certain lowpart cases.
8227 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8230 * gimplify (voidify_wrapper_expr): Update for
8233 2007-01-01 Andreas Schwab <schwab@suse.de>
8236 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
8237 save of BR0 in extra_spill_size instead of spill_size.
8238 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
8240 (ia64_expand_epilogue): Restore BR0 from its new location.
8242 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8244 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
8245 Use a temporary variable if the left hand side is not a gimple
8248 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8250 * gimplify.c (gimplify_return_expr): Make the temporary variable
8251 for the return expression, a gimple register variable.
8253 2007-01-01 Jan Hubicka <jh@suse.cz>
8255 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
8258 2007-01-01 Mike Stump <mrs@apple.com>
8260 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
8262 * config/darwin.c (machopic_select_rtx_section): Use
8264 (darwin_mergeable_constant_section): Likewise.
8265 * configure: Regenerate.
8266 * config.in: Regenerate.
8268 2007-01-01 Jan Hubicka <jh@suse.cz>
8269 Andrew Pinski <pinskia@gmail.com>
8271 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
8272 before starting IPA passes.