1 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2 Uros Bizjak <ubizjak@gmail.com>
4 * optabs.h (enum optab_index): Add new OTI_scalb.
5 (scalb_optab): Define corresponding macro.
6 * optabs.c (init_optabs): Initialize scalb_optab.
7 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
9 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
10 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
11 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
12 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
13 flag_unsafe_math_optimizations is set.
15 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
16 to implement scalbf, scalb and scalbl built-ins as inline x87
19 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20 DJ Delorie <dj@redhat.com>
23 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
24 (diagnostic_report_diagnostic): ... here, and turn them into real
25 errors. If warnings are inhibited, no need to do anything.
27 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
29 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
30 better code generation.
32 2007-02-20 Ben Elliston <bje@au.ibm.com>
34 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
36 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
38 * config/alpha/alpha.c, config/alpha/alpha.md,
39 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
40 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
41 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
42 config/arm/lib1funcs.asm: Follow spelling conventions.
44 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
45 config/fr30/fr30.md, config/i386/i386.h,
46 config/iq2000/iq2000.h, config/iq2000/predicates.md,
47 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
48 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
49 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
50 config/rs6000/altivec.md, config/rs6000/rs6000.c,
51 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
52 config/sparc/sparc.c, config/sparc/sparc.h,
53 config/sparc/sparc.md, config/spu/constraints.md,
54 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
57 2007-02-20 Alan Modra <amodra@bigpond.net.au>
60 * varasm.c (use_blocks_for_decl_p): Return false for decls with
63 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
65 * doc/invoke.texi (-ftree-lrs): Remove.
67 2007-02-19 Diego Novillo <dnovillo@redhat.com>
69 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
72 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
74 * config/ia64/ia64.c (ia64_expand_builtin): Use the
75 new CALL_EXPR_FN macro for retrieving the function
76 declaration of the input expression.
78 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
80 * c.opt (Waddress): New.
81 * common.opt (Walways-true): Delete.
82 (Wstring-literal-comparison): Delete.
83 * doc/invoke.texi (Warning Options): Delete -Walways-true and
84 -Wstring-literal-comparison. Add -Waddress.
86 (Walways-true): Delete.
87 (Wstring-literal-comparison): Delete.
88 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
89 consistently instead of -Walways-true in example.
90 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
91 * c-typeck.c (parser_build_binary_op): Replace
92 -Wstring-literal-comparison and -Walways-true with -Waddress.
93 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
96 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
98 * tree-cfg.c (dump_function_to_file): Be prepared for functions
99 without DECL_STRUCT_FUNCTION initialized.
101 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
103 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
104 due to calls to functions taking pointers as parameters.
106 2007-02-19 Richard Henderson <rth@redhat.com>
109 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
112 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
114 * config/s390/s390.c (s390_call_saved_register_used,
115 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
116 accessed to the new scheme.
118 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
120 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
121 (cris_print_index, cris_print_operand, cris_print_operand_address)
122 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
123 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
124 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
126 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
127 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
128 GO_IF_LEGITIMATE_ADDRESS): Ditto.
129 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
130 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
131 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
132 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
133 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
134 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
135 (uminsi3, call, call_value): Ditto.
136 (define_split: indir_to_reg_split, unnamed): Ditto.
138 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
140 PR tree-optimization/30975
141 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
144 2007-02-18 Eric Christopher <echristo@gmail.com>
146 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
147 Remove use of arglist.
148 (mips_expand_builtin): Remove use of arglist, pass in expr.
149 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
150 (mips_expand_builtin_movtf): Ditto.
151 (mips_expand_builtin_compare): Ditto.
153 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
155 * tree-sra.c (sra_build_assignment): Replace assertion
156 checking with a comment explaining why it can't be done.
158 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
161 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
162 during CALL_EXPR representation conversion.
163 * tree-ssa-propagate.c (set_rhs): Likewise.
165 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
167 * tree-sra.c (sra_build_assignment): Disable assertion checking
170 2007-02-18 Roger Sayle <roger@eyesopen.com>
172 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
173 instead of calling build2 with a GIMPLE_MODIFY_STMT.
174 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
176 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
177 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
178 gimplify_init_ctor_eval_range, gimple_push_cleanup,
179 gimplify_omp_for, gimplify_omp_atomic_pipeline,
180 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
181 force_gimple_operand): Likewise.
182 * ipa-cp.c (constant_val_insert): Likewise.
183 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
184 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
185 perfect_nestify): Likewise.
186 * langhooks.c (lhd_omp_assignment): Likewise.
187 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
188 lower_copyprivate_clauses, lower_send_clauses,
189 lower_send_shared_vars, expand_parallel_call,
190 expand_omp_for_generic, expand_omp_for_static_nochunk,
191 expand_omp_for_static_chunk, expand_omp_sections,
192 lower_omp_single_copy, lower_omp_for_lastprivate,
193 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
194 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
195 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
198 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
200 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
201 config/sh/sh.md: Follow spelling conventions.
203 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
204 config/frv/predicates.md: Follow spelling conventions.
206 * config/m68k/linux-unwind.h: Fix a comment typo.
207 * target.h: Follow spelling conventions.
209 2007-02-18 Roger Sayle <roger@eyesopen.com>
211 PR rtl-optimization/28173
212 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
213 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
214 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
215 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
216 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
218 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
220 * builtins.c (fold_builtin_load_exponent): New.
221 (fold_builtin_2): Use it.
223 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
225 PR rtl-optimization/30773
226 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
227 if we fail to attach a REG_EQUIV note.
229 2007-02-18 David Edelsohn <edelsohn@gnu.org>
230 Roger Sayle <roger@eyesopen.com>
232 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
234 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
236 * calls.c (initialize_argument_information): Pass original EXP
237 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
238 code to split complex arguments here, as part of initializing the
240 (expand_call): Remove code that builds a list of arguments and
241 inserts implicit arguments into it. Instead, just count how many
242 implicit arguments there will be so we can determine the size of
243 the ARGS array, and let initialize_argument_information do the work.
244 (split_complex_values): Delete unused function.
246 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
248 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
250 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
252 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
253 for arg pointer based indexed addressing.
255 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
257 * config/ia64/ia64.h, config/ia64/ia64.md,
258 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
259 spelling conventions.
261 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
263 * config/m68k/m68k.c (split_di): New.
264 * config/m68k/m68k-protos.h: Declare split_di.
265 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
266 Improve predicate handling and split constant shifts.
268 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
270 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
271 parameter for register bitfield operations, general predicates
274 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
276 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
277 * config/m68k/linux-unwind.h: New file.
279 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
281 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
282 config/i386/athlon.md, config/ia64/ia64.md,
283 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
284 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
285 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
286 tree-ssa-loop-niter.c, tree-vect-analyze.c,
287 tree-vect-transform.c: Fix comment typos.
289 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
291 * sched-deps.c (find_insn_list): Remove.
292 * sched-int.h: Remove the prototype for find_insn_list.
294 2007-02-16 Geoffrey Keating <geoffk@apple.com>
296 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
298 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
299 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
300 darwin_rs6000_override_options.
301 (C_COMMON_OVERRIDE_OPTIONS): Expect
302 darwin_macosx_version_min to be non-NULL always.
303 (TARGET_C99_FUNCTIONS): Likewise.
304 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
305 (DARWIN_MINVERSION_SPEC): New.
306 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
307 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
309 (DARWIN_MINVERSION_SPEC): New.
310 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
312 * config/darwin-c.c (darwin_cpp_builtins): Expect
313 darwin_macosx_version_min to be non-NULL always.
315 * config/rs6000/rs6000.c: Clean up trailing whitespace.
317 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
319 * config/i386/i386.h (x86_use_xchgb): New.
320 (TARGET_USE_XCHGB): New macro.
321 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
322 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
323 Split after reload into bswaphi for shifts of 8.
324 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
325 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
326 or when optimizing for size.
328 2007-02-16 Richard Guenther <rguenther@suse.de>
329 Christian Bruel <christian.bruel@st.com>
331 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
332 DECLs but prefer SSA_NAMEs over DECLs.
334 2007-02-16 Richard Guenther <rguenther@suse.de>
336 * tree-flow-inline.h (single_imm_use_p): Remove.
337 (zero_imm_uses_p): Likewise.
338 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
339 instead of single_imm_use_p.
340 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
343 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
346 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
347 nested double- and backquotes.
349 2007-02-15 Roger Sayle <roger@eyesopen.com>
352 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
353 should be unreachable.
354 (build2_stat): Allow construction of MODIFY_EXPR at any time.
355 For the time being redirect GIMPLE_MODIFY_STMT to the new
356 (renamed) build_gimple_modify_stmt_stat.
357 (build2_gimple_stat): Rename to...
358 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
359 Always build a GIMPLE_MODIFY_STMT node.
360 * tree.h (build2_gimple, build2_gimple_stat): Delete.
361 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
364 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
365 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
366 * tree-complex.c (set_component_ssa_name, expand_complex_move,
367 expand_complex_div_wide): Likewise.
368 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
369 * tree-ssa-loop-im.c (schedule_sm): Likewise.
370 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
371 * tree-ssa-loop-manip.c (create_iv): Likewise.
372 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
373 abs_replacement): Likewise.
374 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
375 realify_fake_stores): Likewise.
377 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
378 node rather than a GIMPLE_MODIFY_STMT node.
379 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
380 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
382 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
383 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
386 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
389 * fold-const.c (fold_comparison): Add back the
390 folding of constant complex comparisions.
392 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
395 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
396 effects unknown to this function, return early.
398 2007-02-15 Ian Lance Taylor <iant@google.com>
400 * lower-subreg.c (move_eh_region_note): New static function.
401 (resolve_simple_move): Call it.
402 (decompose_multiword_subregs): Track blocks for which we resolve a
403 simple move which is also a control flow insn. Pass them to
404 find_many_sub_basic_blocks.
405 (pass_lower_subreg): Add TODO_verify_flow.
406 (pass_lower_subreg2): Likewise.
408 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
409 Brooks Moses <brooks.moses@codesourcery.com>
410 Lee Millward <lee.millward@codesourcery.com>
412 * tree.h (enum tree_code_class): Add tcc_vl_exp.
413 (VL_EXP_CLASS_P): New.
414 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
416 (TREE_OPERAND_CHECK_CODE): Likewise.
417 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
418 (TREE_RTL_OPERAND_CHECK): Likewise.
419 (tree_operand_check_failed): Make second parameter the whole tree
420 instead of its code. Fixed callers.
422 (TREE_OPERAND_LENGTH): New.
423 (VL_EXP_OPERAND_LENGTH): New.
425 (CALL_EXPR_STATIC_CHAIN): New.
426 (CALL_EXPR_ARGS): New.
427 (CALL_EXPR_ARG): New.
428 (call_expr_nargs): New.
429 (CALL_EXPR_ARGP): New.
430 (build_nt_call_list): Declare.
431 (build_vl_exp_stat): Declare.
433 (build_call_list): Declare.
434 (build_call_nary): Declare.
435 (build_call_valist): Declare.
436 (build_call_array): Declare.
437 (call_expr_arg): Declare.
438 (call_expr_argp): Declare.
439 (call_expr_arglist): Declare.
440 (fold_build_call_list): Declare.
441 (fold_build_call_list_initializer): Declare.
442 (fold_call_expr): Declare to replace fold_builtin.
443 (fold_builtin_fputs): Update to agree with modified definition.
444 (fold_builtin_strcpy): Likewise.
445 (fold_builtin_strncpy): Likewise.
446 (fold_builtin_memory_chk): Likewise.
447 (fold_builtin_stxcpy_chk): Likewise.
448 (fold_builtin_strncpy_chk): Likewise.
449 (fold_builtin_next_arg): Likewise.
450 (fold_build_call_expr): Declare.
451 (fold_builtin_call_list): Declare.
452 (fold_builtin_call_valist): Declare.
453 (build_call_expr): Declare.
454 (validate_arglist): Update to agree with modified definition.
455 (tree_operand_length): New.
456 (call_expr_arg_iterator): New.
457 (init_call_expr_arg_iterator): New.
458 (next_call_expr_arg): New.
459 (first_call_expr_arg): New.
460 (more_call_expr_args_p): New.
461 (FOR_EACH_CALL_EXPR_ARG): New.
463 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
465 (tree_code_size): Update documentation. Use sizeof (tree) rather
466 than sizeof (char *).
467 (tree_size): Likewise. Add case for tcc_vl_exp.
468 (tree_node_structure): Add case for tcc_vl_exp.
469 (contains_placeholder_p): Likewise.
470 (substitute_in_expr): Likewise.
471 (substitute_placeholder_in_expr): Likewise.
472 (stabilize_reference_1): Likewise.
473 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
474 to diagnose breakage of this interface for constructing CALL_EXPRs.
475 (build_nt): Add similar assertion here.
476 (build_nt_call_list): New.
477 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
478 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
480 (get_callee_fndecl): Use new CALL_EXPR accessors.
481 (tree_operand_check_failed): Change parameters to pass entire node
482 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
483 (process_call_operands): New.
484 (build_vl_exp_stat): New.
485 (build_call_list): New.
486 (build_call_nary): New.
487 (build_call_valist): New.
488 (build_call_array): New.
489 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
490 (call_expr_arglist): New.
492 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
493 tcc_vl_exp instead of a fixed-size tcc_expression.
495 * doc/c-tree.texi (CALL_EXPR): Document new representation and
496 accessors for CALL_EXPRs.
497 (AGGR_INIT_EXPR): Likewise.
499 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
500 Brooks Moses <brooks.moses@codesourcery.com>
501 Lee Millward <lee.millward@codesourcery.com>
503 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
504 (expand_builtin_nonlocal_goto): Change parameter to be entire
505 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
506 (expand_builtin_prefetch): Likewise.
507 (expand_builtin_classify_type): Likewise.
508 (mathfn_built_in): Return NULL_TREE instead of 0.
509 (expand_errno_check): Use new CALL_EXPR accessors.
510 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
511 Return NULL_RTX instead of 0.
512 (expand_builtin_mathfn_2): Likewise.
513 (expand_builtin_mathfn_3): Likewise.
514 (expand_builtin_interclass_mathfn): Likewise.
515 (expand_builtin_sincos): Likewise.
516 (expand_builtin_cexpi): Likewise.
517 (expand_builtin_int_roundingfn): Likewise.
518 (expand_builtin_int_roundingfn_2): Likewise.
519 (expand_builtin_pow): Likewise.
520 (expand_builtin_powi): Likewise.
521 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
522 of arglist, fixing callers appropriately. Use new CALL_EXPR
523 accessors and constructors. Return NULL_RTX instead of 0.
524 (expand_builtin_strstr): Likewise.
525 (expand_builtin_strchr): Likewise.
526 (expand_builtin_strrchr): Likewise.
527 (expand_builtin_strpbrk): Likewise.
528 (expand_builtin_memcpy): Likewise.
529 (expand_builtin_mempcpy): Likewise.
530 (expand_builtin_mempcpy_args): New.
531 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
532 (expand_builtin_memmove_args): New.
533 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
534 (expand_movstr): Likewise.
535 (expand_builtin_strcpy): Likewise.
536 (expand_builtin_strcpy_args): New.
537 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
538 (expand_builtin_strncpy): Likewise.
539 (expand_builtin_memset): Likewise.
540 (expand_builtin_memset_args): New.
541 (expand_builtin_bzero): Similarly to expand_builtin_memset.
542 (expand_builtin_memcmp): Likewise.
543 (expand_builtin_strcmp): Likewise.
544 (expand_builtin_strncmp): Likewise.
545 (expand_builtin_strcat): Likewise.
546 (expand_builtin_strncat): Likewise.
547 (expand_builtin_strspn): Likewise.
548 (expand_builtin_strcspn): Likewise.
549 (expand_builtin_args_info): Likewise.
550 (expand_builtin_va_start): Likewise.
551 (gimplify_va_arg_expr): Likewise.
552 (expand_builtin_va_end): Likewise.
553 (expand_builtin_va_copy): Likewise.
554 (expand_builtin_frame_address): Likewise.
555 (expand_builtin_alloca): Likewise.
556 (expand_builtin_bswap): Likewise.
557 (expand_builtin_unop): Likewise.
558 (expand_builtin_fputs): Likewise.
559 (expand_builtin_expect): Likewise.
560 (expand_builtin_fabs): Likewise.
561 (expand_builtin_copysign): Likewise.
562 (expand_builtin_printf): Likewise.
563 (expand_builtin_fprintf): Likewise.
564 (expand_builtin_sprintf): Likewise.
565 (expand_builtin_init_trampoline): Likewise.
566 (expand_builtin_signbit): Likewise.
567 (expand_builtin_fork_or_exec): Likewise.
568 (expand_builtin_sync_operation): Likewise.
569 (expand_builtin_compare_and_swap): Likewise.
570 (expand_builtin_lock_test_and_set): Likewise.
571 (expand_builtin_lock_release): Likewise.
572 (expand_builtin): Likewise.
573 (builtin_mathfn_code): Likewise.
575 (fold_builtin_constant_p): Pass call arguments individually instead
576 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
577 accessors and constructors. Return NULL_TREE instead of 0.
578 (fold_builtin_expect): Likewise.
579 (fold_builtin_classify_type): Likewise.
580 (fold_builtin_strlen): Likewise.
581 (fold_builtin_nan): Likewise.
582 (integer_valued_real_p): Likewise.
583 (fold_trunc_transparent_mathfn): Likewise.
584 (fold_fixed_mathfn): Likewise.
585 (fold_builtin_cabs): Likewise.
586 (fold_builtin_sqrt): Likewise.
587 (fold_builtin_cbrt): Likewise.
588 (fold_builtin_cos): Likewise.
589 (fold_builtin_cosh): Likewise.
590 (fold_builtin_tan): Likewise.
591 (fold_builtin_sincos): Likewise.
592 (fold_builtin_cexp): Likewise.
593 (fold_builtin_trunc): Likewise.
594 (fold_builtin_floor): Likewise.
595 (fold_builtin_ceil): Likewise.
596 (fold_builtin_round): Likewise.
597 (fold_builtin_int_roundingfn): Likewise.
598 (fold_builtin_bitop): Likewise.
599 (fold_builtin_bswap): Likewise.
600 (fold_builtin_logarithm): Likewise.
601 (fold_builtin_hypot): Likewise.
602 (fold_builtin_pow): Likewise.
603 (fold_builtin_powi): Likewise.
604 (fold_builtin_exponent): Likewise.
605 (fold_builtin_memset): Likewise.
606 (fold_builtin_bzero): Likewise.
607 (fold_builtin_memory_op): Likewise.
608 (fold_builtin_bcopy): Deleted; call site changed to invoke
609 fold_builtin_memory_op directly.
610 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
611 (fold_builtin_strncpy): Likewise.
612 (fold_builtin_memcmp): Likewise.
613 (fold_builtin_strcmp): Likewise.
614 (fold_builtin_strncmp): Likewise.
615 (fold_builtin_signbit): Likewise.
616 (fold_builtin_copysign): Likewise.
617 (fold_builtin_isascii): Likewise.
618 (fold_builtin_toascii): Likewise.
619 (fold_builtin_isdigit): Likewise.
620 (fold_builtin_fabs): Likewise.
621 (fold_builtin_abs): Likewise.
622 (fold_builtin_fmin_fmax): Likewise.
623 (fold_builtin_carg): Likewise.
624 (fold_builtin_classify): Likewise.
625 (fold_builtin_unordered_cmp): Likewise.
627 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
628 New functions split out from fold_builtin_1.
629 (fold_builtin_n): New.
630 (fold_builtin_varargs): New.
631 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
633 (fold_call_expr): New.
634 (build_function_call_expr): Rewrite to use new helper function.
635 (fold_builtin_call_list): New.
636 (build_call_expr): New.
637 (fold_builtin_call_valist): New.
638 (rewrite_call_expr): New.
640 (validate_arglist): Change parameter to be entire CALL_EXPR instead
641 of an arglist. Change return type to bool. Use new CALL_EXPR
644 (fold_builtin_strstr): Pass call arguments individually instead
645 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
646 accessors and constructors. Return NULL_TREE instead of 0.
647 (fold_builtin_strchr): Likewise.
648 (fold_builtin_strrchr): Likewise.
649 (fold_builtin_strpbrk): Likewise.
650 (fold_builtin_strcat): Likewise.
651 (fold_builtin_strncat): Likewise.
652 (fold_builtin_strspn): Likewise.
653 (fold_builtin_strcspn): Likewise.
654 (fold_builtin_fputs): Likewise.
655 (fold_builtin_next_arg): Likewise.
656 (fold_builtin_sprintf): Likewise.
658 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
659 NULL_RTX instead of 0.
660 (expand_builtin_memory_chk): Likewise.
661 (maybe_emit_chk_warning): Likewise.
662 (maybe_emit_sprintf_chk_warning): Likewise.
664 (fold_builtin_object_size): Pass call arguments individually instead
665 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
666 accessors and constructors. Return NULL_TREE instead of 0.
667 (fold_builtin_memory_chk): Likewise.
668 (fold_builtin_stxcpy_chk): Likewise.
669 (fold_builtin_strncpy_chk): Likewise.
670 (fold_builtin_strcat_chk): Likewise.
671 (fold_builtin_strcat_chk): Likewise.
672 (fold_builtin_strncat_chk): Likewise.
673 (fold_builtin_sprintf_chk): Likewise.
674 (fold_builtin_snprintf_chk): Likewise.
675 (fold_builtin_printf): Likewise.
676 (fold_builtin_vprintf): Likewise.
678 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
680 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
681 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
682 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
683 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
684 (fold_unary): Likewise.
685 (fold_binary): Likewise.
686 (fold_ternary): Remove CALL_EXPR case, since they are no longer
688 (fold): Add logic for tcc_vl_exp.
689 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
690 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
691 (fold_build3_stat): Add assertion to flag broken interface for
692 constructing CALL_EXPRs.
693 (fold_build_call_list): New.
694 (fold_build_call_list_initializer): New.
695 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
697 (fold_strip_sign_ops): Likewise.
699 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
700 Brooks Moses <brooks.moses@codesourcery.com>
701 Lee Millward <lee.millward@codesourcery.com>
703 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
704 accessors and dump arguments explicitly.
706 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
708 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
710 (print_call_name): Use new CALL_EXPR accessors.
712 * print-tree.c (print_node): Add case tcc_vl_exp. Print
713 CALL_EXPR arguments explicitly instead of as a list. Use
714 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
716 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
717 (vrp_visit_stmt): Likewise.
719 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
720 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
722 (force_move_till_expr): Likewise.
724 * targhooks.c (default_external_stack_protect_fail): Use
725 build_call_expr instead of build_function_call_expr.
726 (default_hidden_stack_protect_fail): Likewise.
728 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
731 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
732 and walk arguments explicitly.
734 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
735 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
736 (expand_simple_operations): Likewise.
737 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
739 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
741 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
743 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
744 instead of TREE_CODE_LENGTH.
746 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
747 (tree_ic_transform): Likewise.
748 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
749 parameter instead of arglist. Fix callers.
750 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
751 (tree_stringops_transform): Likewise.
752 (tree_indirect_call_to_profile): Likewise.
753 (tree_stringops_values_to_profile): Likewise.
755 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
756 (eliminate_tail_call): Likewise.
758 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
760 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
761 Use TREE_OPERAND_LENGTH and generalize to handle any number of
763 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
765 * omp-low.c (build_omp_barrier): Use build_call_expr.
766 (lower_rec_input_clauses): Likewise.
767 (lower_reduction_clauses): Likewise.
768 (expand_parallel_call): Likewise.
769 (maybe_catch_exception): Likewise.
770 (expand_omp_for_generic): Likewise.
771 (expand_omp_for_static_nochunk): Likewise.
772 (expand_omp_sections): Likewise.
773 (lower_omp_single_simple): Likewise.
774 (lower_omp_single_copy): Likewise.
775 (lower_omp_master): Likewise.
776 (lower_omp_ordered): Likewise.
777 (lower_omp_critical): Likewise.
779 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
780 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
782 * tree-gimple.c (is_gimple_call_addr): Fix doc.
783 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
784 TREE_CODE_LENGTH. Add tcc_vl_exp case.
786 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
787 and generalize to handle any number of operands.
788 (chrec_contains_undetermined): Likewise.
789 (tree_contains_chrecs): Likewise.
790 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
792 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
794 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
795 fold_call_expr instead of fold_builtin.
796 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
797 match declarations there.
798 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
801 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
802 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
804 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
805 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
807 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
810 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
811 (execute_cse_sincos): Use new CALL_EXPR accessors.
813 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
815 * gimple-low.c (lower_function_body): Use build_call_expr.
816 (lower_builtin_setjmp): Likewise.
818 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
819 (set_storage_via_libcall): Likewise.
820 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
821 instead of TREE_CODE_LENGTH.
822 (expand_expr_real_1): Use new CALL_EXPR accessors.
824 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
825 generalize to handle any number of operands.
826 (TB_parent_eq): Likewise.
828 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
829 (strip_builtin_expect): Likewise.
831 * function.c (gimplify_parameters): Use build_call_expr.
833 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
834 instead of TREE_CODE_LENGTH.
836 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
837 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
839 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
842 * gimplify.c (build_stack_save_restore): Use build_call_expr.
843 (gimplify_decl_expr): Likewise.
844 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
845 Use new CALL_EXPR iterators.
846 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
847 (gimplify_modify_expr_to_memset): Likewise.
848 (gimplify_variable_sized_compare): Likewise.
849 (gimplify_omp_atomic_fetch_op): Likewise.
850 (gimplify_omp_atomic_pipeline): Likewise.
851 (gimplify_omp_atomic_mutex): Likewise.
852 (gimplify_function_tree): Likewise.
854 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
855 (call_expr_flags): Likewise.
856 (expand_call): Likewise.
858 * except.c (expand_builtin_eh_return_data_regno): Pass entire
859 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
862 * coverage.c (create_coverage): Use build_call_expr.
864 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
865 (temp_call_expr_obstack): New.
866 (pool_copy_list): Delete.
867 (temp_copy_call_expr): New.
868 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
869 CALL_EXPR accessors. Get rid of special goo for copying argument
870 lists and use temp_copy_call_expr instead.
871 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
873 (create_expression_by_pieces): Likewise. Use build_call_array
874 to construct the result instead of fold_build3.
875 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
876 dealing with argument lists.
877 (init_pre): Remove references to expression_node_pool and
878 list_node_pool. Init temp_call_expr_obstack instead.
879 (fini_pre): Remove references to expression_node_pool and
882 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
883 and walk arguments explicitly instead of as a list.
885 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
886 (mx_register_decls): Likewise.
887 (mudflap_register_call): Likewise.
888 (mudflap_finish_file): Likewise.
890 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
891 (ipa_callsite_compute_param): Likewise.
893 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
894 accessors and constructor.
896 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
897 accessors and constructor.
898 (convert_tramp_reference): Likewise.
899 (convert_call_expr): Likewise.
900 (finalize_nesting_tree_1): Likewise.
902 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
905 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
907 * tree-inline.c (initialize_inlined_parameters): Pass entire
908 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
910 (estimate_num_insns_1): Use new CALL_EXPR accessors.
911 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
913 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
914 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
915 (vectorizable_reduction): Likewise.
916 (vectorizable_call): Use new CALL_EXPR iterators.
917 (vectorizable_conversion): Use build_call_expr.
918 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
919 (vect_gen_widened_results_half): Use build_call_expr.
920 (vect_setup_realignment): Likewise.
921 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
923 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
924 (pass_through_call): Likewise.
925 (compute_object_sizes): Likewise. Use fold_call_expr instead of
928 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
929 (tree_gen_pow2_profiler): Likewise.
930 (tree_gen_one_value_profiler): Likewise.
931 (tree_gen_ic_func_profiler): Likewise.
932 (tree_gen_average_profiler): Likewise.
933 (tree_gen_ior_profiler): Likewise.
935 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
936 (find_func_aliases): Use new CALL_EXPR accessors. Add case
937 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
939 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
942 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
945 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
947 (convert_to_integer): Likewise.
949 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
952 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
953 Brooks Moses <brooks.moses@codesourcery.com>
954 Lee Millward <lee.millward@codesourcery.com>
956 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
958 * config/frv/frv.c (frv_expand_builtin): Likewise.
959 * config/s390/s390.c (s390_expand_builtin): Likewise.
961 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
962 (sparc_expand_builtin): Use new CALL_EXPR accessors.
964 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
965 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
966 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
967 (ix86_expand_store_builtin): Likewise.
968 (ix86_expand_unop_builtin): Likewise.
969 (ix86_expand_unop1_builtin): Likewise.
970 (ix86_expand_sse_compare): Likewise.
971 (ix86_expand_sse_comi): Likewise.
972 (ix86_expand_vec_init_builtin): Likewise.
973 (ix86_expand_vec_ext_builtin): Likewise.
974 (ix86_expand_vec_set_builtin): Likewise.
975 (ix86_expand_builtin): Use new CALL_EXPR accessors.
977 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
978 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
980 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
981 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
982 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
984 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
986 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
987 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
988 arglist. Use new CALL_EXPR accessors. Fix callers.
989 (altivec_expand_abs_builtin): Likewise.
990 (rs6000_expand_binop_builtin): Likewise.
991 (altivec_expand_predicate_builtin): Likewise.
992 (altivec_expand_lv_builtin): Likewise.
993 (spe_expand_stv_builtin): Likewise.
994 (altivec_expand_stv_builtin): Likewise.
995 (rs6000_expand_ternop_builtin): Likewise.
996 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
997 (altivec_expand_st_builtin): Likewise.
998 (altivec_expand_dst_builtin): Likewise.
999 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1000 arglist. Use new CALL_EXPR accessors. Fix callers.
1001 (altivec_expand_vec_set_builtin): Likewise.
1002 (altivec_expand_vec_ext_builtin): Likewise.
1003 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1004 (spe_expand_builtin): Likewise.
1005 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1006 arglist. Use new CALL_EXPR accessors. Fix callers.
1007 (spe_expand_evsel_builtin): Likewise.
1008 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1009 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1011 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1012 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1013 (arm_expand_unop_builtin): Likewise.
1014 (arm_expand_builtin): Use new CALL_EXPR accessors.
1016 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1019 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1020 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1021 (bfin_expand_unop_builtin): Likewise.
1022 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1024 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1025 Brooks Moses <brooks.moses@codesourcery.com>
1026 Lee Millward <lee.millward@codesourcery.com>
1028 * c-semantics.c (build_stmt): Add internal diagnostic check.
1030 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1031 accessors. Print arguments explicitly instead of as a list.
1033 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1035 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1036 (c_finish_omp_flish): Likewise.
1038 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1039 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1040 instead of TREE_CODE_LENGTH.
1041 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1042 (c_warn_unused_result): Likewise.
1044 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1047 * doc/invoke.texi (Warning Options): Remove
1048 -Werror-implicit-function-declaration.
1049 (Wimplicit-function-declaration): Update description.
1050 * opts.c (common_handle_option): Move handling of -Werror=* to...
1051 (enable_warning_as_error): ...here.
1052 * opts.h (enable_warning_as_error): Declare.
1053 * c-decl.c (implicit_decl_warning): Unless
1054 -Wno-implicit-function-declaration is given, emit a pedwarn if
1055 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1056 * c.opt (Wimplicit-function-declaration): Replace
1057 mesg_implicit_function_declaration with
1058 warn_implicit_function_declaration.
1059 * c-opts.c (c_common_handle_option):
1060 -Werror-implicit-function-declaration is exactly equal as
1061 -Werror=implicit-function-declaration.
1062 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1063 warn_implicit_function_declaration.
1064 (c_common_post_options): -Wimplict-function-declaration is enabled
1065 by default by -std=c99, otherwise is disabled by default.
1066 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1068 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1070 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1071 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1072 former is ignored but not the latter.
1074 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1076 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1077 is made and the reference doesn't use the alias set of its type,
1078 do not create the temporary using that type.
1080 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1082 * jump.c: Remove prototypes for delete_computation and
1083 delete_prior_computation.
1085 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1087 * jump.c (get_label_after): Delete.
1088 (get_label_before, delete_computation, delete_jump,
1089 delete_prior_computation, follow_jumps): Move...
1090 * reorg.c (delete_computation, delete_prior_computation): ... here...
1091 (get_label_before, delete_jump): ... making these static ...
1092 (follow_jumps): ... and simplifying this since it only runs after
1094 * rtl.h (get_label_after, get_label_before, delete_jump,
1095 follow_jumps): Delete prototypes.
1097 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1099 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1101 2007-02-15 Nick Clifton <nickc@redhat.com>
1103 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1104 order to prevent it from being munged by the target.
1106 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1108 * config/i386/i386.md: Remove misleading comment.
1110 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1112 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1113 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1116 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1118 * tree-sra.c (instantiate_missing_elements): Canonicalize
1120 (sra_build_assignment): New.
1121 (generate_copy_inout, generate_element_copy,
1122 generate_element_zero, generate_one_element_init): Use it.
1124 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1126 * tree-sra.c (instantiate_missing_elements): Canonicalize
1128 (sra_build_assignment): New.
1129 (generate_copy_inout, generate_element_copy,
1130 generate_element_zero, generate_one_element_init): Use it.
1132 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1134 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1137 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1139 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1140 types as aggregates not scalars.
1141 * function.c (assign_stack_temp_for_type): Likewise.
1143 2007-02-14 Roger Sayle <roger@eyesopen.com>
1144 Zdenek Dvorak <dvorakz@suse.cz>
1146 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1149 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1151 * passes.c (next_pass_1): Clear the next field of the copied
1154 2007-02-14 Richard Henderson <rth@redhat.com>
1156 * tree-sra.c (early_sra): New.
1157 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1158 (tree_sra_early, pass_sra_early): New.
1159 * tree-pass.h (pass_sra_early): Declare.
1160 * passes.c (init_optimization_passes): Use it.
1162 2007-02-14 Richard Guenther <rguenther@suse.de>
1164 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1166 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1168 PR tree-optimization/30771
1169 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1171 (vect_analyze_operations): Induction phis can now be marked as
1173 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1174 Update documentation accordingly.
1176 2007-02-14 Nick Clifton <nickc@redhat.com>
1178 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1179 most 3 arguments are supported.
1180 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1182 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1184 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1185 Ensure dst->current is valid.
1187 2007-02-13 Paul Brook <paul@codesourcery.com>
1189 * config.gcc: Add arm*-*-uclinux-*eabi.
1190 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1191 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1192 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1193 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1194 (LINK_SPEC): Define.
1196 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1198 * config/arm/uclinux-eabi.h: New file.
1199 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1200 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1203 2007-02-13 Ian Lance Taylor <iant@google.com>
1205 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1206 * flags.h (warn_strict_overflow): Declare.
1207 (enum warn_strict_overflow_code): Define.
1208 (issue_strict_overflow_warning): New static inline function.
1209 * opts.c (warn_strict_overflow): New variable.
1210 (common_handle_option): Handle OPT_Wstrict_overflow and
1211 OPT_Wstrict_overflow_.
1212 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1214 * fold-const.c: Include intl.h.
1215 (fold_deferring_overflow_warnings): New static variable.
1216 (fold_deferred_overflow_warning): New static variable.
1217 (fold_deferred_overflow_code): New static variable.
1218 (fold_defer_overflow_warnings): New function.
1219 (fold_undefer_overflow_warnings): New function.
1220 (fold_undefer_and_ignore_overflow_warnings): New function.
1221 (fold_deferring_overflow_warnings_p): New function.
1222 (fold_overflow_warning): New static function.
1223 (make_range): Add strict_overflow_p parameter. Change all
1225 (extract_muldiv, extract_muldiv_1): Likewise.
1226 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1227 tree_expr_nonnegative_p.
1228 (fold_negate_expr): Call fold_overflow_warning.
1229 (fold_range_test): Likewise.
1230 (fold_comparison): Likewise.
1231 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1232 instead of tree_expr_nonnegative_p.
1233 (tree_expr_nonnegative_warnv_p): Rename from
1234 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1235 (tree_expr_nonnegative_p): New function.
1236 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1237 strict_overflow_p parameter.
1238 (tree_expr_nonzero_p): New function.
1239 * passes.c (verify_interpass_invariants): New static function.
1240 (execute_one_pass): Call it.
1241 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1243 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1244 (estimate_numbers_of_iterations): Likewise.
1245 (scev_probably_wraps_p): Likewise.
1246 * tree-ssa-ccp.c: Include "toplev.h".
1247 (evaluate_stmt): Defer fold overflow warnings until we know we are
1249 (struct fold_stmt_r_data): Add stmt field.
1250 (fold_stmt_r): Defer fold overflow warnings until we know we
1252 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1253 (fold_stmt_inplace): Likewise.
1254 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1255 (cleanup_control_expr_graph): Defer fold overflow warnings until
1256 we know we are going to optimize.
1257 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1258 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1260 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1261 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1262 * tree-ssa-loop-manip.c (create_iv): Likewise.
1263 * c-typeck.c (build_conditional_expr): Likewise.
1264 (build_binary_op): Likewise.
1265 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1266 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1267 (extract_range_from_unary_expr): Likewise.
1268 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1269 assuming that signed overflow does not occur.
1270 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1271 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1272 (fold_defer_overflow_warnings): Declare.
1273 (fold_undefer_overflow_warnings): Declare.
1274 (fold_undefer_and_ignore_overflow_warnings): Declare.
1275 (fold_deferring_overflow_warnings_p): Declare.
1276 (tree_expr_nonzero_warnv_p): Declare.
1277 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1279 (Warning Options): Document -Wstrict-overflow.
1280 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1281 (tree-ssa-ccp.o): Likewise.
1282 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1283 (fold-const.o): Depend on intl.h.
1285 2007-02-13 Ian Lance Taylor <iant@google.com>
1288 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1291 2007-02-13 Stuart Hastings <stuart@apple.com>
1293 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1295 2007-02-13 Richard Henderson <rth@redhat.com>
1297 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1298 handled_component_p before looking for the indirect_ref.
1300 2007-02-13 Richard Henderson <rth@redhat.com>
1302 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1303 remove flags clobber.
1304 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1305 (bswaphi_lowpart): New.
1306 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1307 remove TARGET_BSWAP test. Delete expander of the same name.
1309 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1310 (expand_unop): Use them.
1312 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1314 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1315 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1316 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1317 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1318 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1319 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1320 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1321 assembler dialect choice from asm templates.
1323 2007-02-12 Richard Henderson <rth@redhat.com>
1325 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1326 (fixuns_trunc<SSEMODEF>si2): Use it.
1327 * config/i386/sse.md (vec_setv4sf_0): Export.
1328 * config/i386/i386.c (ix86_build_const_vector): Export.
1329 (ix86_split_convert_uns_si_sse): Rename from
1330 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1331 * config/i386/i386-protos.h: Update.
1333 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1336 * c-typeck.c (c_finish_return): Improve warning message.
1338 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1340 * alias.c (find_symbolic_term): Delete unused function.
1342 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1344 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1345 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1346 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1348 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1350 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1351 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1352 the function, temporarily point the debug interface to the null one.
1354 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1356 * dwarf2out.c (round_up_to_align): New static function.
1357 (field_byte_offset): Use it to round the offset.
1359 2007-02-12 Richard Henderson <rth@redhat.com>
1361 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1362 (inswl_const): Export.
1364 2007-02-12 Richard Henderson <rth@redhat.com>
1366 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1367 result mode of the libcall, convert back to outmode.
1369 2007-02-12 Roger Sayle <roger@eyesopen.com>
1371 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1372 (bswapdi2): New define_expand to implement 32-bit implementation.
1374 2007-02-12 Nick Clifton <nickc@redhat.com>
1376 * doc/invoke.texi (Overall Options): Document --help=.
1377 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1378 (cc1_options): Pass --help= on to cc1.
1379 (display_help): Add description of --help=.
1380 (process_command): Add code to handle --help=. Allow translated
1381 --help and --target-help switches to be passed on to compiler
1383 (main): Remove unused if statement.
1384 * opts.c (columns): Remove.
1385 (LEFT_COLUMN): Define.
1386 (wrap_help): Add columns argument.
1387 (print_filtered_help): Change parameters to be an include bitmask,
1388 an exclude bitmask, an any bitmask and the column width. Move the
1389 code to display the params list here. Add code to display the
1390 status of options rather than their descriptions if the quiet flag
1392 (print_specific_help): Change parameters to be an include bitmask,
1393 an exclude bitmask and an any bitmask. Move code to look up the
1394 column width here. Decide upon the title for an options listing.
1395 (common_handle_options): Add code to handle --help=. Adapt code
1396 for --help and --target-help to use the revised form of the
1397 print_specific_help function.
1398 (print_help): Delete.
1399 (print_param_help): Delete.
1400 (print_switch): Delete.
1401 * opts.h (cl_lang_count): Add prototype.
1402 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1403 CL_MAX_OPTION_CLASS): New defines.
1404 * optc-gen.awk: Add construction of cl_lang_count.
1405 * c.opt: Add Warning attribute to warning options and Optimization
1406 attribute to optimization options.
1407 * common.opt: Likewise.
1409 Add -fhelp and -ftarget-help as aliases for the transformed --help
1410 and --target-help options.
1411 * opt-functions.awk: Add code to handle Warning and Optimization
1414 2007-02-12 Richard Henderson <rth@redhat.com>
1416 * config/alpha/constraints.md: New file.
1417 * config/alpha/alpha.c: Include tm-constrs.h.
1418 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1419 alpha_extra_constraint): Remove.
1420 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1421 * config/alpha/alpha-protos.h: Update.
1422 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1423 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1424 (EXTRA_CONSTRAINT): Remove.
1425 * config/alpha/alpha.md: Include constraints.md.
1426 (adddi splitter): Use satisfies_constraint_*.
1427 * config/alpha/predicates.md (add_operand): Likewise.
1428 (sext_add_operand, addition_operation): Likewise.
1430 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1432 PR tree-optimization/29145
1433 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1434 in our handling of restrict qualified pointers.
1436 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1439 * doc/invoke.texi (Wunused-value): Update description.
1440 (Wextra): Delete item.
1441 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1442 value of Wunused-value.
1443 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1444 (c_finish_stmt_expr): Don't check extra_warnings.
1445 (emit_side_effect_warnings): The caller is responsible to check
1448 2007-02-11 Roger Sayle <roger@eyesopen.com>
1449 Matt Thomas <matt@3am-software.com>
1451 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1453 2007-02-11 Roger Sayle <roger@eyesopen.com>
1455 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1456 comparisons of POPCOUNT against zero.
1457 (simplify_const_relational_operation): Likewise.
1459 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1461 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1463 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1465 * dwarf2out.c (root_type): Delete unused function.
1467 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1469 * genattrtab.c (contained_in_p): Delete unused function.
1470 (write_expr_attr_cache): Likewise.
1472 2007-02-11 Jan Hubicka <jh@suse.cz>
1474 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1477 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1479 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1480 to add the REG_EQ* note.
1481 * see.c (see_merge_one_use_extension): Likewise.
1482 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1483 turn REG_EQUAL notes into REG_EQUIV notes if the target
1484 register may have more than one set.
1485 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1486 * gcse.c (try_replace_reg): Likewise.
1487 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1488 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1489 more than one REG_EQUIV note.
1490 * reload1.c (gen_reload): Use set_unique_reg_note.
1492 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1494 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1495 (ix86_builtin_conversion): New function.
1497 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1500 * tree.h (DECL_REPLACEABLE_P): New macro.
1501 * except.c (set_nothrow_function_flags): Likewise.
1503 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1504 Ira Rosen <irar@il.ibm.com>
1505 Dorit Nuzman <dorit@il.ibm.com>
1507 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1508 * targhooks.c (default_builtin_vectorized_conversion): New.
1509 * targhooks.h (default_builtin_vectorized_function): New declaration.
1510 * target.h (struct vectorize): Add builtin_conversion field.
1511 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1512 stmt_vec_info_type value.
1513 (vectorizable_conversion): New declaration.
1514 * tree-vect-analyze.c (vect_analyze_operations): Add
1515 vectorizable_conversion call.
1516 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1517 * tree-vect-transform.c (vectorizable_conversion): New function.
1518 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1519 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1521 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1522 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1523 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1524 or ALTIVEC_BUILTIN_VCFSX.
1526 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1529 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1530 CONST_DOUBLE and operand 0 is a hard register.
1531 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1532 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1533 is a hard floating-point register.
1535 2007-02-10 Richard Henderson <rth@redhat.com>
1536 Jakub Jelinek <jakub@redhat.com>
1537 Alexandre Oliva <aoliva@redhat.com>
1539 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1540 * builtin-types.def (BT_WORD): Make unsigned.
1541 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1542 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1543 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1544 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1545 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1546 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1548 * expr.c (emutls_var_address): New.
1549 (expand_expr_real_1): Expand emulated tls.
1550 (expand_expr_addr_expr_1): Likewise.
1551 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1552 * output.h (emutls_finish): Declare.
1553 * toplev.c (compile_file): Call it.
1554 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1555 address before wrapping in CONST.
1556 * varasm.c (emutls_htab, emutls_object_type): New.
1557 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1558 (get_emutls_object_name, get_emutls_object_type): New.
1559 (get_emutls_init_templ_addr, emutls_decl): New.
1560 (emutls_common_1, emutls_finish): New.
1561 (assemble_variable): When emulating tls, swap decls; generate
1562 constructor for the emutls objects.
1563 (do_assemble_alias): When emulating tls, swap decl and target name.
1564 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1566 * varpool.c (decide_is_variable_needed): Look at force_output.
1567 Recurse for emulated tls.
1568 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1569 with decide_is_variable_needed.
1570 * emutls.c: New file.
1571 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1572 tls_object for real tls.
1574 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1576 PR rtl-optimization/29599
1577 * reload1.c (eliminate_regs_in_insn): Take the destination
1578 mode into account when computing the offset.
1580 2007-02-09 Stuart Hastings <stuart@apple.com>
1581 Richard Henderson <rth@redhat.com>
1583 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1584 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1585 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1586 fixuns_truncdfhi2): New.
1587 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1588 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1589 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1590 (floatunssidf2): Allow nonimmediate source.
1591 * gcc/config/i386/sse.md (movdi_to_sse): New.
1592 (vec_concatv2di): Drop '*'.
1593 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1594 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1595 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1597 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1598 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1599 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1600 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1601 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1602 ix86_build_const_vector.
1603 (x86_emit_floatuns): Rewrite.
1605 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1607 * genautomata.c (longest_path_length): Delete unused function.
1608 (struct state): Delete unused longest_path_length.
1609 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1610 (get_free_state): Delete unused.
1612 2007-02-09 Jan Hubicka <jh@suse.cz>
1614 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1615 * doc/invoke.texi (inline-unit-growth): Update default value.
1617 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1618 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1619 (rebuild_cgraph_edges): Likewise.
1620 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1621 (dump_cgraph_node): Dump frequencies.
1622 (cgraph_clone_edge): Add frequency scales.
1623 (cgraph_clone_node): Add freuqnecy.
1624 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1625 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1626 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1627 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1628 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1629 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1630 (save_inline_function_body): Likewise.
1631 * ipa-inline.c: inluce rtl.h
1632 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1633 (cgraph_edge_badness): Use frequencies.
1634 (cgraph_decide_recursive_inlining): Update clonning.
1635 (cgraph_decide_inlining_of_small_function): Dump frequency.
1636 * predict.c (estimate_bb_frequencies): Export.
1637 * predict.h (estimate_bb_frequencies): Declare.
1638 * tree-inline.c (copy_bb): Watch overflows.
1639 (expand_call_inline): Update call of cgraph_create_edge.
1640 (optimize_inline_calls): Use TODO flags to update frequnecies.
1641 * passes.h: Include predict.h
1642 (init_optimization_passes): Move profile ahead.
1643 (execute_function_todo): Handle TODO_rebuild_frequencies.
1645 2007-02-09 Roger Sayle <roger@eyesopen.com>
1647 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1648 the insbl or inswl pattern into a register.
1650 2007-02-09 Roger Sayle <roger@eyesopen.com>
1652 * config/ia64/ia64.md (bswapdi2): New define_insn.
1654 2007-02-09 Richard Henderson <rth@redhat.com>
1656 * config/i386/constraints.md (Ym): New constraint.
1657 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1658 (movdi_1_rex64): Split sse and xmm general register moves from
1659 memory move alternatives. Use conditional register constraints.
1660 (movsf_1, movdf_integer): Likewise.
1661 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1662 (movdf_integer_rex64): New.
1663 (pushsf_rex64): Fix output constraints.
1664 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1665 (sse2_stored): Likewise.
1666 (sse2_storeq_rex64): New.
1667 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1668 amd and not generic.
1669 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1670 for optimize_size. Remove SF/DFmode hack.
1672 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1674 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1677 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1678 Richard Sandiford <richard@codesourcery.com>
1680 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1681 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1682 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1683 m68k/t-mlib to tmake_file.
1684 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1685 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1686 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1687 Allow it to be cf or m68k. Set m68k_arch_family. If that
1688 variable is not empty, add t-$m68k_arch_family to tmake_file.
1689 Add t-mlibs to tmake_file.
1690 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1691 * config/m68k/t-cf: New file.
1692 * config/m68k/t-m68k: Likewise.
1693 * config/m68k/t-mlibs: Likewise.
1694 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1695 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1696 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1697 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1698 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1700 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1701 (INSTALL_LIBGCC): Delete.
1702 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1703 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1704 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1705 (M68K_MLIB_CPU): Define.
1706 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1707 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1708 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1710 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1711 Richard Guenther <rguenther@suse.de>
1714 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1715 against INT_MIN/INT_MAX.
1716 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1717 file if a loop is removed.
1719 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1721 * calls.c (store_one_arg): Pass correct alignment to
1722 emit_push_insn for non-BLKmode values.
1723 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1724 unaligned stack slot via a suitably aligned slot.
1726 2007-02-08 DJ Delorie <dj@redhat.com>
1728 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
1730 (legal_subregs): Use unsigned char, make const.
1731 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
1733 2007-02-08 Paul Brook <paul@codesourcery.com>
1735 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
1736 special interworking needed.
1738 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
1740 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
1741 conditional to __SSE2__.
1742 (Entries below should have been added to first ChangeLog
1743 entry for amdfam10 dated 2007-02-05)
1744 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
1746 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
1748 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
1751 2007-02-08 DJ Delorie <dj@redhat.com>
1753 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
1754 * config/m32c/m32c.c (legal_subregs): New.
1755 (m32c_illegal_subreg_p): New.
1756 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
1757 unsupported subregs of hard regs.
1759 2007-02-08 Jan Hubicka <jh@suse.cz>
1761 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
1762 the same one; always update histograms.
1764 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1766 * passes.c (init_optimization_passes): Tidy comment.
1768 2007-02-08 Roger Sayle <roger@eyesopen.com>
1770 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
1771 strip zero_extend, bswap and rotates from POCOUNT's argument.
1772 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
1773 zero_extend and rotates from PARITY's argument.
1774 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
1775 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
1776 of an integer constant at compile-time.
1778 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1781 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
1783 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
1786 * tree-ssa-live.c (remove_unused_locals): Do not remove
1787 TREE_ADDRESSABLE variables.
1788 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
1789 * tree-ssa-operands.c (add_virtual_operand): Remove argument
1790 FOR_CLOBBER. Update all users.
1791 If VAR has an associated alias set, add a virtual operand for
1792 it if no alias is found to conflict with the memory reference.
1794 2007-02-07 Jan Hubicka <jh@suse.cz>
1795 Robert Kidd <rkidd@crhc.uiuc.edu>
1797 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
1799 2007-02-07 Ian Lance Taylor <iant@google.com>
1801 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
1803 2007-02-07 Roger Sayle <roger@eyesopen.com>
1805 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
1806 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
1807 tablejumpdi, movsi_to_cr_one): Remove constraints from
1808 define_expand's match_operands.
1810 2007-02-07 Roger Sayle <roger@eyesopen.com>
1812 * global.c (compute_regsets): Move declatation of "i" inside of
1813 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
1815 2007-02-07 Jakub Jelinek <jakub@redhat.com>
1818 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
1819 of INDIRECT_REF <RESULT_DECL>.
1821 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
1823 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
1824 Kaz Kojima <kkojima@gcc.gnu.org>
1827 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
1829 (sh_initialize_trampoline): Add parentheses to avoid a warning.
1831 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1833 * doc/loop.texi: Document possibility not to perform disambiguation
1834 of loops with multiple latches.
1835 * cfgloopmanip.c (alp_enum_p): Removed.
1836 (add_loop): Handle subloops. Use get_loop_body_with_size.
1837 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
1838 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
1839 the new forwarder block.
1840 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
1841 Handle the case latch is NULL.
1842 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
1843 when marking loop exits.
1844 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
1846 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
1847 disambiguate_loops_with_multiple_latches.
1848 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
1849 before fix_loop_structure.
1850 * cfgloop.c: Include pointer-set.h and output.h.
1851 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
1852 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
1853 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
1854 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
1855 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
1856 disambiguate_multiple_latches, get_loop_body_with_size,
1857 disambiguate_loops_with_multiple_latches): New functions.
1858 (flow_loop_dump): Dump multiple latch edges.
1859 (flow_loop_nodes_find): Handle loops with multiple latches.
1860 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
1861 (glb_enum_p): Modified.
1862 (get_loop_body): Use get_loop_body_with_size.
1863 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
1864 (AVOID_CFG_MODIFICATIONS): New constant.
1865 (disambiguate_loops_with_multiple_latches, add_loop,
1866 get_loop_body_with_size): Declare.
1867 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
1869 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
1872 * global.c (compute_regsets): New function.
1873 (global_alloc): Refactored ELIMINABLE_REGSET
1874 and NO_GLOBAL_ALLOC_REGS computation out.
1875 (rest_of_handle_global_alloc): Call compute_regsets()
1876 for non-optimizing case.
1878 2007-02-06 Richard Henderson <rth@redhat.com>
1880 * config/i386/constraints.md (Y2): Rename from Y.
1881 (Yi): New constraint.
1882 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
1883 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
1884 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
1885 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
1886 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
1887 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
1888 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
1889 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
1890 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
1891 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
1892 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
1893 vec_extractv2si_1): Change Y constraints to Y2.
1894 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
1895 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
1896 Change Y constraints to Y2.
1897 (sse2_loadld): Change Y constraints to x.
1899 2007-02-06 Roger Sayle <roger@eyesopen.com>
1901 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
1902 (parity<mode>2): New define_expand using rs6000_emit_parity.
1903 * config/rs6000/rs6000.c (rs6000_emit_popcount,
1904 rs6000_emit_parity): New functions.
1905 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
1906 rs6000_emit_parity): Prototype here.
1908 2007-02-06 Ian Lance Taylor <iant@google.com>
1910 * lower-subreg.c (simple_move_operand): Reject CONST.
1911 (resolve_clobber): Call validate_change rather than directly
1912 assigning to XEXP (pat, 0).
1914 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1916 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
1917 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
1918 (tree-cfg.o): Remove hashtab.h dependency.
1920 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
1921 (struct ivopts_data): Change niters to pointer_map_t.
1922 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
1923 (niter_for_exit): Create pointer_map on demand. Change for
1925 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
1926 (free_loop_data): Destroy data->niters if created and reset field.
1927 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
1928 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
1930 * tree-ssa-reassoc.c: Include pointer-set.h.
1931 (bb_rank): Change to long *.
1932 (operand_rank): Change to pointer_map_t.
1933 (find_operand_rank): Return long, -1 if not found. Declare as inline.
1934 (insert_operand_rank): Accept long.
1935 (operand_entry_hash, operand_entry_eq): Remove.
1936 (get_rank): Return long. Adjust for changes above.
1937 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
1939 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
1941 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
1942 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
1943 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
1945 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
1946 directly since it cannot be NULL.
1947 (get_vi_for_tree): Rewrite for pointer_map API.
1948 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
1949 (init_alias_vars): Create vi_for_tree as pointer_map.
1950 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
1952 * tree-cfg.c: Don't include hashtab.h.
1953 (edge_to_cases): Declare as pointer_map.
1954 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
1956 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
1957 (start_recording_case_labels): Create edge_to_cases as pointer_map.
1958 (end_recoding_case_labels): Cleanup edge_to_cases manually before
1960 (record_switch_edge): Delete.
1961 (get_cases_for_edge): Adjust for pointer_map API, inline
1962 record_switch_edge (rewritten for new API), remove goto.
1964 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1966 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
1967 * tree-nested.c: Include pointer-set.h.
1968 (var_map_elt, var_map_eq, var_map_hash): Delete.
1969 (struct nesting_info): Remove GTY marker. Change the two htab_t's
1971 (nesting_info_bitmap_obstack): New.
1972 (lookup_field_for_decl): Adjust for pointer_map API.
1973 (lookup_tramp_for_decl): Adjust for pointer_map API.
1974 (get_nonlocal_debug_decl): Adjust for pointer_map API.
1975 (get_local_debug_decl): Adjust for pointer_map API.
1976 (convert_nl_goto_reference): Adjust for pointer_map API.
1977 (convert_nl_goto_receiver): Adjust for pointer_map API.
1978 (create_nesting_tree): Create outside GGC space. Create bitmap on
1979 the new obstack. Create field_map and var_map as pointer_maps.
1980 (free_nesting_tree): Adjust for changes to create_nesting_tree.
1982 (lower_nested_functions): Move root here, no need to NULL it.
1983 Initialize and release the obstack.
1985 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
1987 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
1988 Remove prototypes and make them non-static.
1989 (struct tree_int_map): Remove.
1990 * tree.h (struct tree_int_map): Move here, turning TO into an
1992 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
1994 * tree.h (TREE_COMPLEXITY): Remove.
1995 (struct tree_exp): Remove complexity field.
1996 * tree.c (build1_stat): Don't set it.
1998 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
1999 Victor Kaplansky <victork@il.ibm.com>
2001 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2002 (vect_is_simple_reduction): Support reduction with induction as
2003 one of the operands.
2004 (vect_is_simple_iv_evolution): Fix formatting.
2005 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2006 formatting. Don't mark induction phis for vectorization.
2007 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2008 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2009 (vect_get_vec_def_for_operand): Support induction.
2010 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2012 (vectorizable_reduction): Support reduction with induction as one of
2014 (vectorizable_type_demotion): Use def-type of stmt argument rather
2015 than dummy def-type.
2017 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2018 flag_tree_scev_cprop.
2019 * common.opt (tree-scev-cprop): New flag.
2021 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2022 call to vect_get_new_vect_var.
2024 2007-02-06 Ira Rosen <irar@il.ibm.com>
2026 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2027 vectype is not NULL.
2028 (vect_pattern_recog_1): Likewise.
2030 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2032 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2033 (fold_negate_expr): Likewise.
2035 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2038 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2039 even if cv-qualification is the same.
2041 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2043 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2044 __enable_execute_stack on completion.
2046 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2048 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2049 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2050 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2051 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2052 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2053 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2054 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2055 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2057 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2059 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2060 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2061 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2062 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2063 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2064 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2065 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2066 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2067 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2068 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2069 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2070 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2071 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2072 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2073 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2074 sqrtextenddfxf2_i387): Added amdfam10_decode.
2076 * config/i386/athlon.md (athlon_idirect_amdfam10,
2077 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2078 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2079 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2080 athlon_ivector_store_amdfam10): New define_insn_reservation.
2081 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2084 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2086 * config/i386/athlon.md (athlon_call_amdfam10,
2087 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2088 define_insn_reservation.
2089 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2090 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2091 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2093 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2095 * config/i386/athlon.md (athlon_sseld_amdfam10,
2096 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2097 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2099 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2101 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2102 define_insn_reservation.
2103 * config/i386/i386.md (sseins): Added sseins to define_attr type
2104 and define_attr unit.
2105 * config/i386/sse.md: Set type attribute to sseins for insertq
2108 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2110 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2111 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2112 ssecomi_load_amdfam10, ssecomi_amdfam10,
2113 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2114 define_insn_reservation.
2115 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2117 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2119 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2120 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2121 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2122 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2123 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2124 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2125 define_insn_reservation.
2127 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2128 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2129 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2130 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2131 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2133 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2135 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2136 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2137 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2138 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2139 athlon_ssemul_load_k8): Added amdfam10.
2141 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2143 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2144 (x86_sse_unaligned_move_optimal): New variable.
2146 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2148 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2149 for unaligned vector SSE double/single precision loads for AMDFAM10.
2151 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2153 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2154 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2155 Define TARGET_CPU_DEFAULT_amdfam10.
2156 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2157 (processor_type): Add PROCESSOR_AMDFAM10.
2159 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2160 processor_type in config/i386/i386.h.
2161 Enable imul peepholes for TARGET_AMDFAM10.
2163 * config.gcc: Add support for --with-cpu option for amdfam10.
2165 * config/i386/i386.c (amdfam10_cost): New variable.
2166 (m_AMDFAM10): New macro.
2167 (m_ATHLON_K8_AMDFAM10): New macro.
2168 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2169 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2170 x86_promote_QImode, x86_integer_DFmode_moves,
2171 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2172 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2173 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2174 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2175 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2176 Enable/disable for amdfam10.
2177 (override_options): Add amdfam10_cost to processor_target_table.
2178 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2179 processor_alias_table.
2180 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2181 (ix86_adjust_cost): Add code for amdfam10.
2183 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2185 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2186 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2187 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2188 * config/i386/i386.h: Add builtin definition for SSE4A.
2189 * config/i386/i386.md: Add support for ABM instructions
2191 * config/i386/sse.md: Add support for SSE4A instructions
2192 (movntss, movntsd, extrq, insertq).
2193 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2194 Add -march=amdfam10 flag.
2195 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2196 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2198 * doc/extend.texi: Add documentation for SSE4A builtins.
2200 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2202 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2204 2007-02-05 Richard Guenther <rguenther@suse.de>
2206 * tree-vectorizer.h (vectorizable_function): Add argument type
2207 argument, change return type.
2208 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2209 * tree-vect-transform.c (vectorizable_function): Handle extra
2210 argument, return vectorized function decl.
2211 (build_vectorized_function_call): Remove.
2212 (vectorizable_call): Handle calls with result and argument types
2213 differing. Handle loop vectorization factor correctly.
2214 * targhooks.c (default_builtin_vectorized_function): Adjust for
2216 * targhooks.h (default_builtin_vectorized_function): Likewise.
2217 * target.h (builtin_vectorized_function): Add argument type
2219 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2220 extra argument, allow vectorizing of lrintf.
2221 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2222 documentation of target hook.
2224 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2227 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2228 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2229 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2231 2007-02-05 Roger Sayle <roger@eyesopen.com>
2233 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2234 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2235 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2236 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2237 before canonicalizing sincos to cexpi.
2238 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2240 2007-02-05 Roger Sayle <roger@eyesopen.com>
2242 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2243 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2244 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2246 2007-02-05 Roger Sayle <roger@eyesopen.com>
2248 * mips-tfile.c (initialize_init_file): Correct endianness test.
2250 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2252 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2255 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2257 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2258 saves in a PARALLEL before the register assignments.
2260 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2262 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2263 DWARF_FRAME_RETURN_COLUMN to be a general register.
2264 * dwarf2out.c (init_return_column_size): New function, split from...
2265 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2266 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2267 to be nongeneral registers.
2268 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2270 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2271 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2273 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2275 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2277 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2279 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2280 (remove_path): Use can_remove_branch_p and remove_branch instead
2281 of loop_delete_branch_edge.
2282 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2283 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2284 Update profile using scale_dominated_blocks_in_loop.
2285 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2286 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2287 (can_remove_branch_p, remove_branch): Declare.
2288 * tree-cfg.c (tree_can_remove_branch_p): New function.
2289 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2290 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2291 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2293 2007-02-05 Jan Hubicka <jh@suse.cz>
2296 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2297 nodes in cgraph, don't remove offline copy of the function.
2299 2007-02-04 Jan Hubicka <jh@suse.cz>
2301 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2302 vectors might cause maybe_lookup_element_for_expr to be called
2303 on non-sra-candidate.
2305 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2307 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2308 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2309 spelling conventions.
2311 2007-02-04 Richard Guenther <rguenther@suse.de>
2314 * fold-const.c (try_move_mult_to_index): Make sure to not
2315 overflow one dimension of a multi-dimensional array access.
2317 2007-02-04 Jan Hubicka <jh@suse.cz>
2319 * passes.c (init_optimization_passes): Reindent.
2321 2007-02-04 Jan Hubicka <jh@suse.cz>
2322 Eric Botcazou <ebotcazou@adacore.com>
2324 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2325 (execute_fixup_cfg): Break out the abnormal goto code.
2326 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2327 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2328 (optimize_inline_calls): Call make_nonlocal_label_edges.
2330 2007-02-04 Jan Hubicka <jh@suse.cz>
2332 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2333 true when something was changed.
2334 (rename_ssa_copies): When something was changed, do
2335 TODO_remove_unused_locals.
2336 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2337 add TODO_remove_unused_locals when instruction was removed.
2339 2007-02-04 Jan Hubicka <jh@suse.cz>
2341 * ipa-inline.c (try_inline): Improve debug output; work on already
2343 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2344 call try_inline for already inlined edges too when flattening;
2345 inline also functions that make callee growth but overall unit size
2348 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2350 * config/m32c/bitops.md, config/m32c/jump.md,
2351 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2352 config/m32r/m32r.h, config/m32r/m32r.md,
2353 config/m32r/predicates.md, config/m68hc11/larith.asm,
2354 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2355 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2356 config/mips/mips-protos.h, config/mips/mips.c,
2357 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2358 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2359 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2360 spelling conventions.
2362 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2363 Follow spelling conventions.
2365 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2367 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2368 warn about C++0x compatibility.
2370 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2372 * config/h8300/h8300.c, config/h8300/h8300.h,
2373 config/h8300/h8300.md: Follow spelling conventions.
2375 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2378 * combine.c (try_combine): Do not substitute source operand
2379 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2381 2007-02-03 Jan Hubicka <jh@suse.cz>
2383 PR gcov-profile/30650
2384 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2385 do not divide by zero for never executed counters.
2386 (tree_find_values_to_profile): Fix counters.
2387 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2389 2007-02-03 Ian Lance Taylor <iant@google.com>
2391 * lower-subreg.c (simple_move_operand): New static function,
2392 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2394 (simple_move): Call simple_move_operand.
2395 (find_decomposable_subregs): Add special handling of MEMs.
2396 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2397 meaning of return value. If we see a hard register, test whether
2398 it can store a word_mode value. Change all callers.
2400 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2402 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2403 ftrapv insns and expanders.
2404 (subdi3): Change define_expand operand 1 to arith11_operand, and
2405 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2406 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2407 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2411 * varasm.c (notice_global_symbol): Treat global objects as weak when
2414 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2416 * emit-rtl.c (dconstpi): Delete.
2418 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2419 * real.h (dconstpi): Delete.
2421 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2422 (fold_builtin_hypot): Likewise.
2424 2007-02-03 Tom Tromey <tromey@redhat.com>
2427 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2428 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2430 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2432 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2433 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2434 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2435 config/rs6000/cell.md, config/rs6000/darwin.h,
2436 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2437 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2438 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2439 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2440 typos. Follow spelling conventions.
2441 * doc/invoke.texi: Follow spelling conventions.
2443 2007-02-03 Roger Sayle <roger@eyesopen.com>
2445 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2446 canonicalization transformations that attempt to simplify integer
2447 constant comparisons to become comparisons against zero.
2449 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2451 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2453 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2454 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2456 2007-02-02 Mike Stump <mrs@apple.com>
2458 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2459 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2460 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2461 generate a branch island.
2463 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2465 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2466 (xtensa_legitimate_address_p): New.
2467 (xtensa_legitimize_address): New.
2468 (xtensa_output_addr_const_extra): New.
2469 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2471 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2472 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2473 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2474 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2475 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2476 (xtensa_legitimize_address): New.
2477 (xtensa_output_addr_const_extra): New.
2479 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2481 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2483 2007-02-02 Ian Lance Taylor <iant@google.com>
2485 * expmed.c (expand_divmod): Add comment.
2487 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2489 * emit-rtl.c (renumber_insns): Remove.
2490 * flags.h: Remove the extern for flag_renumber_insns.
2491 * rtl.h: Remove the prototype for renumber_insns.
2492 * toplev.c (flag_renumber_insns): Remove.
2494 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2496 Revert for x86 darwin:
2497 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2499 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2500 code before the following patch under TARGET_MACHO.
2501 (ix86_function_value_regno_p): Likewise.
2503 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2505 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2508 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2511 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2512 general or fp registers. Add comments.
2513 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2515 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2517 * pointer-set.c (insert_aux): Only return insertion slot.
2518 (pointer_set_insert): Adjust.
2519 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2520 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2521 pointer_map_traverse): New.
2522 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2523 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2524 pointer_map_contains, pointer_map_traverse): Declare.
2526 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2529 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2530 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2532 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2534 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2536 (struct _dep): New type.
2537 (dep_t): New typedef.
2538 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2539 (DEP_STATUS): New access macro. The macro with the same name was
2540 renamed to DEP_LINK_STATUS.
2541 (dep_init): Declare function
2543 (struct _dep_link): New type.
2544 (dep_link_t): New typedef.
2545 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2546 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2547 (DEP_LINK_STATUS): New macro.
2548 (debug_dep_links): New debug function.
2550 (struct _deps_list): New type.
2551 (deps_list_t): New typedef.
2552 (DEPS_LIST_FIRST): New access macro.
2553 (FOR_EACH_DEP_LINK): New cycle macro.
2554 (create_deps_list, free_deps_list, delete_deps_list): Declare
2556 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2557 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2558 (copy_deps_list_change_con): Ditto.
2560 (move_dep_link): Declare function.
2562 (struct _dep_node): New type.
2563 (dep_node_t): New typedef.
2564 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2566 (struct haifa_insn_data.back_deps): New field to hold backward
2567 dependencies of the insn.
2568 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2570 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2571 Change its type to deps_list_t.
2572 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2573 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2574 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2576 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2578 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2580 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2582 (dep_cost): Declare.
2584 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2585 (ds_to_dk, dk_to_ds): New functions.
2587 (init_dep_1): New static function.
2588 (init_dep): New function.
2589 (copy_dep): New static function.
2591 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2593 (detach_dep_link): New static function.
2594 (move_dep_link): New function.
2596 (dep_links_consistent_p, dump_dep_links): New static functions.
2597 (debug_dep_links): New debugging function.
2599 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2601 (alloc_deps_list, init_deps_list): New static functions.
2602 (create_deps_list): New function.
2603 (clear_deps_list): New static function.
2604 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2605 (deps_list_consistent_p, dump_deps_list): New static functions.
2606 (debug_deps_list): New function.
2607 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2609 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2611 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2612 use new scheduler dependencies lists.
2613 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2614 (sched_analyze): Ditto. Initialize dependencies lists.
2615 (add_forw_dep, compute_forward_dependences): Update to use new
2616 scheduler dependencies lists.
2618 (init_dependency_caches): Init deps_obstack.
2619 (free_dependency_caches): Free deps_obstack.
2621 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2622 new scheduler dependencies lists.
2623 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2624 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2626 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2627 Update to use new scheduler dependencies lists.
2628 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2629 (debug_dependencies): Ditto.
2630 (schedule_region): Update comments.
2632 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2633 scheduler dependencies lists.
2634 (schedule_ebb): Update comments.
2636 * rtl.def (DEPS_LIST): Remove.
2638 * lists.c (unused_deps_list): Remove.
2639 (free_list): Update assertions.
2641 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2642 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2644 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2645 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2647 * haifa-sched.c (comments): Update.
2648 (insn_cost1): Remove. Inline the code into insn_cost ().
2649 (insn_cost): Update to use new scheduler dependencies lists. Move
2650 processing of the dependency cost to dep_cost ().
2651 (dep_cost): New function. Use it instead of insn_cost () when
2652 evaluating cost of the dependency. Use compatible interface to
2653 interact with the target.
2654 (priority): Update to use new scheduler dependencies lists.
2655 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2656 with greater number of insns that depend on the insn.
2657 (schedule_insn): Update to use new scheduler dependencies lists. Add
2658 code to free backward dependencies lists. Inline and optimize code
2659 from resolve_dep () - see PR28071.
2660 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2661 lists. Update call to targetm.sched.is_costly_dependence hook.
2663 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2664 scheduler dependencies lists.
2666 (resolve_dep): Remove. Move the logic to schedule_insn ().
2667 (init_h_i_d): Initialize dependencies lists.
2669 (process_insn_depend_be_in_spec): Rename to
2670 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2672 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2673 Update to use new scheduler dependencies lists.
2674 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2676 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2677 new scheduler dependencies lists.
2678 (build_intra_loop_deps): Ditto.
2680 * target.h (struct _dep): Declare to use in
2681 gcc_target.sched.is_costly_dependence.
2682 (struct gcc_target.sched.adjust_cost): Fix typo.
2683 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2684 single dep_t parameter instead of an equivalent triad.
2685 (struct gcc_target.sched.adjust_cost_2): Remove.
2687 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2689 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2691 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2693 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2695 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2696 (REG_DEP_TRUE): Document.
2698 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2699 Change signature to correspond to the targetm.sched.adjust_cost hook.
2700 Update use in TARGET_SCHED_ADJUST_COST_2.
2701 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2702 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2703 new scheduler dependencies lists.
2704 (ia64_gen_check): Ditto.
2706 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2709 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2710 signature to correspond to the targetm.sched.is_costly_dependence hook.
2711 (is_costly_group): Update to use new scheduler dependencies lists.
2713 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2714 instead of INSN_COST () macro.
2716 2007-02-01 Ian Lance Taylor <iant@google.com>
2718 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2720 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2722 * pa.md (tp_load): Correct mfctl instruction syntax.
2724 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2726 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2727 altivec_padding_size calculation on AIX. Improve comment, add
2728 assert to verify that it's right.
2730 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
2733 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
2736 * global.c (global_alloc): Add mising initialization of
2739 2007-02-01 Roger Sayle <roger@eyesopen.com>
2741 * alias.c (init_alias_analysis): Correct whitespace.
2742 * bb-reorder.c (fix_edges_for_rarely_executed_code,
2743 partition_hot_cold_basic_blocks): Likewise.
2744 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2745 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
2746 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2747 fold_builtin_snprintf_chk, fold_builtin_printf,
2748 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
2749 do_mpfr_arg3, do_mpfr_sincos): Likewise.
2750 * cfgcleanup.c (cleanup_cfg): Likewise.
2751 * cfgexpand.c (tree_expand_cfg): Likewise.
2752 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
2753 * function.c (get_next_funcdef_no): Likewise.
2754 * gengtype.c (main): Likewise.
2755 * genmodes.c (main): Likewise.
2756 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
2757 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
2758 * ifcvt.c (noce_emit_move_insn): Likewise.
2759 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
2761 * stor-layout.c (get_best_mode): Likewise.
2762 * tree-ssa-loop-niter.c (get_val_for): Likewise.
2763 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
2764 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
2765 perform_var_substitution, solve_graph): Likewise.
2766 * tree-vrp.c (vrp_finalize): Likewise.
2768 2007-02-01 Ian Lance Taylor <iant@google.com>
2770 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
2771 high part of a paradoxical subreg, return a constant zero.
2773 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
2775 * toplev.c (lang_dependent_init): Call init_set_costs.
2776 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
2778 2007-02-01 Richard Guenther <rguenther@suse.de>
2781 * fold-const.c (fold_negate_expr): Allow negating a
2782 constant if overflow does not change.
2784 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2786 * doc/c-tree.texi (Expression trees): Improve markup.
2787 * doc/tm.texi (Register Classes, Addressing Modes)
2788 (Floating Point): Fix spacing after abbreviations. Fix some
2791 2007-02-01 Ben Elliston <bje@au.ibm.com>
2793 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
2794 * doc/contrib.texi: Likewise.
2795 * doc/install.texi: Likewise.
2797 2007-01-31 Richard Henderson <rth@redhat.com>
2798 Ian Lance Taylor <iant@google.com>
2800 * lower-subreg.c: New file.
2801 * rtl.def (CONCATN): Define.
2802 * passes.c (init_optimization_passes): Add pass_lower_subreg and
2804 * emit-rtl.c (update_reg_offset): New static function, broken out
2805 of gen_rtx_REG_offset.
2806 (gen_rtx_REG_offset): Call update_reg_offset.
2807 (gen_reg_rtx_offset): New function.
2808 * regclass.c: Revert patch of 2006-03-05, restoring
2810 (clear_reg_info_regno): New function.
2811 * dwarf2out.c (concatn_loc_descriptor): New static function.
2812 (loc_descriptor): Handle CONCATN.
2813 * common.opt (fsplit_wide_types): New option.
2814 * opts.c (decode_options): Set flag_split_wide_types when
2816 * timevar.def (TV_LOWER_SUBREG): Define.
2817 * rtl.h (gen_reg_rtx_offset): Declare.
2818 (reg_scan_update): Declare.
2819 * regs.h (clear_reg_info_regno): Declare.
2820 * tree-pass.h (pass_lower_subreg): Declare.
2821 (pass_lower_subreg2): Declare.
2822 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
2823 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
2825 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
2826 * Makefile.in (OBJS-common): Add lower-subreg.o.
2827 (lower-subreg.o): New target.
2829 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2831 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
2833 2007-01-31 Anatoly Sokolov <aesok@post.ru>
2836 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
2838 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2841 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
2843 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
2845 * cfgloop.h: Include vec-prim.h.
2846 (enum li_flags): Remove LI_ONLY_OLD.
2847 (loop_iterator): Changed.
2848 (fel_next, fel_init): Iterate over loop tree.
2849 (FOR_EACH_LOOP_BREAK): New macro.
2850 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
2852 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
2853 * modulo-sched.c (sms_schedule): Ditto.
2854 * tree-vectorizer.c (vectorize_loops): Ditto.
2855 * doc/loop.texi: Update information on loop numbering and behavior of
2856 FOR_EACH_LOOP wrto new loops.
2857 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
2858 add_to_evolution_1): Test nestedness of loops instead of comparing
2860 * tree-chrec.c (chrec_fold_plus_poly_poly,
2861 chrec_fold_multiply_poly_poly, chrec_evaluate,
2862 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
2863 reset_evolution_in_loop): Ditto.
2864 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
2866 2007-01-31 Dirk Mueller <dmueller@suse.de>
2868 * c-common.c (warn_about_parentheses): Separate warning about
2869 un-parenthized sequence of comparison operators from the one
2870 which is supposed to warn about x <= y <= z.
2872 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
2874 * optabs.h (enum optab_index): Add new OTI_isinf.
2875 (isinf_optab): Define corresponding macro.
2876 * optabs.c (init_optabs): Initialize isinf_optab.
2877 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
2879 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
2880 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
2882 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
2883 expand_builtin_interclass_mathfn.
2884 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
2885 * config/i386/i386.md (UNSPEC_FXAM): New constant.
2886 (fxam<mode>2_i387): New insn pattern.
2887 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
2888 built-in functions as x87 inline asm.
2890 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2892 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
2894 2007-01-30 Eric Christopher <echristo@apple.com>
2896 * config.gcc: Add geode.
2898 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2900 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
2901 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
2902 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
2903 value-prof.c: Fix comment typos.
2905 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2908 * doc/invoke.texi (Wpointer-arith): Document warning.
2910 2007-01-30 Janis Johnson <janis187@us.ibm.com>
2912 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
2913 the list of discrepancies from the draft TR.
2915 2007-01-30 Dirk Mueller <dmueller@suse.de>
2918 * doc/invoke.texi (-Wreturn-type): Update description to
2921 2007-01-30 Richard Sandiford <richard@codesourcery.com>
2923 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
2925 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
2927 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
2928 to handle optabs that operate on floating point input argument and
2929 output to integer output.
2930 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
2931 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
2932 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
2933 expand_builtin_interclass_mathfn ().
2934 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
2936 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
2937 ilogbl built-in functions as x87 intrinsics.
2939 2007-01-30 Richard Guenther <rguenther@suse.de>
2942 * dwarf2out.c (reference_to_unused): Query varpool if the
2943 variable was output.
2945 2007-01-30 Richard Guenther <rguenther@suse.de>
2948 * passes.c (execute_one_pass): Reset in_gimple_form to not
2949 confuse non-unit-at-a-time mode.
2951 2007-01-29 Roger Sayle <roger@eyesopen.com>
2952 Richard Guenther <rguenther@suse.de>
2954 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
2955 avoid undefined behaviour on overflow. Use force_fit_type_double
2956 to construct the constant with the specified TREE_OVERFLOW.
2958 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2960 * config/dfp-bit.c: Add parameterized support for fp exceptions.
2961 * config/dfp-bit.h: Ditto.
2963 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2965 * c-decl.c (pop_scope): Replace warnings with call to
2966 warn_for_unused_label.
2967 * c-common.h (warn_for_unused_label): Declare.
2968 * c-common.c (warn_for_unused_label): Define.
2970 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2972 * tree-optimize.c (update_inlined_to_pointers): Delete unused
2975 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2977 * Makefile.in (USER_H): Remove decfloat.h.
2978 * ginclude/decfloat.h: Delete, moving contents to ...
2979 * ginclude/float.h: Add support for decimal floating point,
2980 guarded by __STDC_WANT_DEC_FP__.
2982 2007-01-29 Mike Stump <mrs@apple.com>
2984 * doc/gccint.texi (Top): Rename Loop Representation to Loop
2985 Analysis and Representation to resolve case insensitive conflict.
2986 * doc/loop.texi (Loop Analysis and Representation): Likewise.
2988 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
2990 * tree.h (struct tree_memory_tag): Add aliases member.
2991 (MTAG_ALIASES): New macro.
2992 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
2993 (add_may_alias): Remove pointer-set. Update for may_aliases being
2995 (mark_aliases_call_clobbered): Update for may_aliases being a
2997 (compute_tag_properties): Ditto.
2998 (create_partition_for): Ditto.
2999 (compute_memory_partitions): Ditto.
3000 (dump_may_aliases_for): Ditto.
3001 (is_aliased_with): Ditto.
3002 (add_may_alias_for_new_tag): Ditto.
3003 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3004 (compute_is_aliased): New function.
3005 (compute_may_aliases): Call compute_is_aliased).
3006 (init_alias_info): Initialize alias_bitmap_obstack.
3007 (union_alias_set_into): New function.
3008 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3009 (have_common_aliases_p): Rewrite to take two bitmaps and use
3011 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3013 (finalize_ref_all_pointers): Update for add_may_alias changes.
3014 (new_type_alias): Ditto.
3015 * tree-flow-inline.h (may_aliases): Return a bitmap.
3016 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3017 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3018 may_aliases being a bitmap.
3019 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3020 may_aliases now returns a bitmap.
3021 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3023 * tree-ssa-operands.c (add_virtual_operand): Update for
3024 may_aliases being a bitmap.
3026 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3028 PR tree-optimization/30630
3029 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3030 variable as changed.
3032 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3035 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3036 expanded only once even if an error occurs.
3038 2007-01-29 Ben Elliston <bje@au.ibm.com>
3040 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3041 (__gcov_average_profiler): Likewise.
3042 (__gcov_ior_profiler): Likewise.
3043 (__gcov_merge_ior): Likewise.
3045 2007-01-28 Jan Hubicka <jh@suse.cz>
3047 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3048 * value-prof.c (stringop_block_profile): Likewise.
3050 2007-01-28 Jan Hubicka <jh@suse.cz>
3052 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3053 variant handling histograms; add wrapper.
3054 (clear_storage_via_libcall): Export.
3055 (emit_block_move_hints): Break out from ...; add histograms.
3056 (emit_block_move): ... this one.
3057 (clear_storage_hints): Break out from ...; add histograms.
3058 (clear_storage): ... this one.
3059 (set_storage_via_memset): Handle histogram.
3060 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3061 (clear_storage_hints, clear_storage_via_libcall): Declare.
3062 (set_storage_via_setmem): Update prototype.
3063 * doc/md.texi (movmem, setmem): Document new arguments.
3065 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3067 (stringop_block_profile): New global function.
3068 (tree_stringops_values_to_profile): Profile block size and alignment.
3069 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3071 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3072 (stringop_block_profile): Declare.
3073 * builtins.c: Include value-prof.h.
3074 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3075 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3076 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3077 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3078 * profile.c (instrument_values): Add new counters.
3079 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3081 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3082 (tree_init_edge_profiler): Build new profilers.
3083 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3084 (pass_tree_profile): Add dump.
3085 (tree_profile_hooks): Update.
3086 * Makefile.in (LIBGCOV): Add new constants.
3087 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3088 __gcov_ior_profiler): New.
3089 * i386.md (movmem/setmem expanders): Add new optional arguments.
3091 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3093 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3095 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3097 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3098 (tree_unswitch_single_loop): Pass eni_size_weights to
3099 tree_num_loop_insns.
3100 * tree-ssa-loop-manip.c: Include tree-inline.h.
3101 (can_unroll_loop_p): Pass eni_size_weights to
3102 tree_num_loop_insns.
3103 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3104 Pass eni_size_weights to estimate_num_insns.
3105 * tree.h (init_inline_once): Export.
3106 * toplev.c (backend_init): Call init_inline_once.
3107 * cgraphunit.c (cgraph_process_new_functions,
3108 cgraph_analyze_function): Pass eni_inlining_weights to
3110 * ipa-inline.c (compute_inline_parameters): Ditto.
3111 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3112 to estimate_num_insns.
3113 (try_unroll_loop_completely): Pass eni_size_weights to
3114 tree_num_loop_insns.
3115 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3116 ot estimate_num_insns.
3117 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3118 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3119 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3120 eni_time_weights): New variables.
3121 (init_inline_once): Initialize them.
3122 (struct eni_data): Mew.
3123 (estimate_num_insns_1, estimate_num_insns): Use weights.
3124 * tree-inline.h (struct eni_weights_d): New.
3125 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3126 (estimate_num_insns): Declaration changed.
3127 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3128 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3129 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3131 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3133 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3134 relations in the conflict function is valid.
3136 2007-01-27 Ian Lance Taylor <iant@google.com>
3138 * common.opt: Add fstrict-overflow.
3139 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3140 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3141 (TYPE_OVERFLOW_UNDEFINED): Define.
3142 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3144 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3145 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3146 (fold_negate_expr): Likewise.
3147 (make_range): Likewise.
3148 (extract_muldiv_1): Likewise.
3149 (maybe_canonicalize_comparison): Likewise.
3150 (fold_comparison): Likewise.
3151 (fold_binary): Likewise.
3152 (tree_expr_nonnegative_p): Likewise.
3153 (tree_expr_nonzero_p): Likewise.
3154 * tree-vrp.c (compare_values): Likewise.
3155 (extract_range_from_binary_expr): Likewise.
3156 (extract_range_from_unary_expr): Likewise.
3157 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3159 (nowrap_type_p): Likewise.
3160 * tree-scalar-evolution.c (simple_iv): Likewise.
3161 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3162 (build_range_check): Likewise.
3163 (extract_muldiv_1): Likewise.
3164 (fold_comparison): Likewise.
3165 * tree-vrp.c (vrp_int_const_binop): Likewise.
3166 (extract_range_from_unary_expr): Likewise.
3167 * convert.c (convert_to_integer): Likewise.
3168 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3169 (fold_comparison): Likewise.
3170 (fold_binary): Likewise.
3171 * optabs.c (optab_for_tree_code): Likewise.
3172 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3173 * simplify-rtx.c (simplify_const_relational_operation): Check
3174 flag_strict_overflow and flag_trapv.
3175 (simplify_const_relational_operation): Likewise.
3176 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3177 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3180 2007-01-27 Roger Sayle <roger@eyesopen.com>
3182 * tree.c (tree_fold_gcd): Delete.
3183 * tree.h (tree_fold_gcd): Remove prototype.
3184 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3185 test whether one constant integer is a multiple of another. Instead
3186 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3187 * fold-const.c (multiple_of_p): We've determined both TOP and
3188 BOTTOM are integer constants so we can call int_const_binop directly
3189 instead of the more generic const_binop.
3191 2007-01-27 Roger Sayle <roger@eyesopen.com>
3193 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3194 1*X check that the constant hasn't overflowed, to preserve the
3196 (round_up): Provide an efficient implementation when rouding-up an
3197 INTEGER_CST to a power-of-two.
3199 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3201 * doc/sourcebuild.texi: Add comma for clarity.
3202 * doc/extend.texi: Fix some typos.
3203 * doc/passes.texi: Likewise.
3204 * doc/cppinternals.texi: Likewise.
3205 * doc/c-tree.texi: Likewise.
3206 * doc/tree-ssa.texi: Likewise.
3207 * doc/install.texi: Likewise.
3209 2007-01-27 Jan Hubicka <jh@suse.cz>
3211 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3212 (pass_sra): Do not require alias information.
3213 * passes.c (init_optimization_passes): Add SRA
3215 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3217 * tracer.c (rest_of_handle_tracer): We already cleaned
3218 up the CFG in tracer() so don't do it here again.
3219 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3220 cleanup_cfg here, either. And don't call renumber_insns.
3222 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3223 and BB_HEAD are in the insn stream here. Instead make sure
3224 that BB_INSN is valid on all insns. Also, do check here that
3225 there are no pending branch predictions...
3226 (rtl_verify_flow_info): ...instead of doing it here. Checks
3227 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3230 2007-01-26 Roger Sayle <roger@eyesopen.com>
3232 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3233 function to simplify/factorize operand order canonicalization.
3234 (ix86_fixup_binary_operands): Reorganize using the above function.
3235 (ix86_binary_operator_ok): Likewise.
3237 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3239 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3240 file scope from optimize_attrs.
3241 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3243 (optimize_attrs): Clear insn_code_values after freeing it.
3245 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3247 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3248 a parts.base assignment.
3250 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3252 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3253 (compute_subscript_distance, initialize_data_dependence_relation,
3254 finalize_ddr_dependent, analyze_ziv_subscript,
3255 analyze_siv_subscript_cst_affine,
3256 compute_overlap_steps_for_affine_univar,
3257 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3258 analyze_siv_subscript, analyze_miv_subscript,
3259 analyze_overlapping_iterations, subscript_dependence_tester_1,
3260 compute_self_dependence, free_dependence_relation): Work
3261 with affine_fn instead of chrecs.
3262 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3263 common_affine_function, affine_function_base,
3264 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3265 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3266 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3267 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3268 (all_chrecs_equal_p): Removed.
3269 * tree-data-ref.h (affine_fn, conflict_function): New types.
3270 (struct subscript): Change type of conflicting_iterations_in_a
3271 and conflicting_iterations_in_b.
3273 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3276 * config/pa/pa.h (TARGET_HPUX_11): New.
3277 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3278 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3280 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3281 Richard Guenther <rguenther@suse.de>
3283 * tree-ssa-structalias.c (solve_graph): Handle case
3284 we merged the variable to another.
3286 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3288 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3291 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3292 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3294 2007-01-25 DJ Delorie <dj@redhat.com>
3296 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3297 allow changes to modes which don't fit in those registers.
3299 * reload1.c (choose_reload_regs): Check for invalid subregs before
3300 computing their locations, not after.
3302 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3305 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3306 save Altivec registers in an eh_return function.
3307 (compute_vrsave_mask): Likewise.
3308 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3309 for saving Altivec registers.
3310 (rs6000_emit_prologue): Don't allocate stack twice in
3311 eh_return function. Correct expected value of altivec_save_offset
3312 when using save_world. Describe save of R0 to stack when using
3313 save_world. Describe stack pointer adjustment when using
3314 save_world. Remove duplicated eh_return parameter register saving.
3315 Update sp_offset variable after save_world.
3316 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3318 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3319 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3322 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3324 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3326 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3329 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3330 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3332 2007-01-25 Richard Guenther <rguenther@suse.de>
3334 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3335 * common.opt (-Wcoverage-mismatch): New warning option.
3336 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3337 if -Wcoverage-mismatch is given.
3339 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3341 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3342 (ipcp_driver): Change to static definition.
3343 Add dumping of the ifunctions.
3344 (constant_val_insert): Remove unused parameter. Support for SSA.
3345 (ipcp_propagate_const): Support for SSA.
3346 (ipcp_profile_bb_print): Print only analyzed nodes.
3347 (ipcp_replace_map_create): Remove support for Fortran constant
3349 * ipa-prop.c (ipa_method_modify_stmt,
3350 ipa_callsite_compute_param): Support for SSA.
3351 * ipa-prop.h (ipcp_driver): Remove declaration.
3352 (IS_VALID_TREE_MAP_INDEX): Add define.
3354 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3356 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3358 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3361 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3362 constant argument to cabs and do it without checking for
3363 -funsafe-math-optimizations.
3365 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3367 * c-common.h (RID_FIRST_CXX0X): New.
3368 (RID_LAST_CXX0X): New.
3369 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3371 * c.opt (Wc++0x-compat): New.
3372 * doc/invoke.texi (-Wc++0x-compat): Document.
3374 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3376 * builtins.c (fold_builtin_carg): New.
3377 (fold_builtin_1): Use it.
3379 2007-01-24 Jan Hubicka <jh@suse.cz>
3381 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3383 * ipa-inline.c (initial_insns, max_insns): Delete.
3384 (compute_max_insns): New function.
3385 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3386 of insns as base for code growth.
3387 (cgraph_decide_inlining): Make initial_insns local; do not compute
3389 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3390 * doc/invoke.texi (inline-unit-growth): Update docs.
3392 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3394 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3395 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3396 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3397 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3398 for CPUs that have PTA_CX16 set.
3401 * gimplify.c (omp_check_private): New function.
3402 (gimplify_scan_omp_clauses): Use it for
3403 firstprivate/lastprivate/reduction.
3406 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3407 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3410 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3411 If lower_lastprivate_clauses emits some statements, append them
3412 to dlist rather than body_p and to body_p append an initializer.
3413 (lower_omp_for): Adjust caller.
3415 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3417 * target.h (globalize_decl_name): New.
3418 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3419 * output.h (default_globalize_decl_name): New.
3420 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3422 (globalize_decl): Ditto.
3423 (default_globalize_decl_name): New.
3424 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3425 (ia64_handle_version_id_attribute): New.
3426 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3427 (ia64_asm_output_external): Use globalize_decl_name instead
3429 * doc/extend.texi (version_id): New pragma.
3430 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3432 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3434 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3435 _uleb128_t and _Unwind_SWord with _sleb128_t.
3436 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3437 uw_frame_state_for, uw_update_context_1): Likewise.
3438 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3439 * unwind-pe.h (read_uleb128, read_sleb128,
3440 read_encoded_value_with_base): Likewise.
3441 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3443 2007-01-24 Richard Guenther <rguenther@suse.de>
3445 * builtins.c (expand_builtin_cexpi): Get the fndecl
3446 for cexp in the correct way.
3448 2007-01-24 Jan Hubicka <jh@suse.cz>
3450 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3452 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3454 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3455 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3456 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3457 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3458 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3459 __SIZEOF_PTRDIFF_T__.
3460 * doc/cpp.texi: Documentation for the new builtin macros added.
3462 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3464 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3465 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3466 instead of operands[2] to avoid access past the end of array.
3468 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3470 * reload1.c (emit_reload_insns): Pass the reload register
3471 for a non-spill output reload through forget_old_reloads_1.
3473 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3475 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3476 _SOFT_DOUBLE if doubles use software floating-point.
3477 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3478 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3479 * config/rs6000/darwin-ldouble.c: Also compile functions for
3480 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3481 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3482 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3483 commented-out long double override.
3484 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3485 * config/rs6000/eabispe.h: Likewise.
3486 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3487 long double for non-SPE.
3488 (rs6000_handle_option): Likewise.
3489 (invalid_e500_subreg): Disallow more subregs involding DImode,
3490 DFmode, TImode or TFmode.
3491 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3493 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3495 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3496 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3498 (rs6000_legitimate_address): Also check for TFmode for E500
3500 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3501 (spe_build_register_parallel): Handle TFmode and TCmode.
3502 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3504 (function_arg): Handle TFmode and TCmode for E500 double.
3505 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3507 (print_operand): Handle TFmode and TImode for %y.
3508 (rs6000_generate_compare): Handle TFmode comparisons for E500
3510 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3511 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3512 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3513 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3514 TFmode for E500 double.
3515 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3516 (floatsidf2): Enable for E500 double.
3517 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3518 (extenddftf2): Change to extenddftf2_fprs.
3519 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3520 depending on TARGET_E500_DOUBLE.
3521 (extendsftf2): Enable for E500 double.
3522 (trunctfdf2): Enable for E500 double.
3523 (trunctfsf2): Change to trunctfsf2_fprs.
3524 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3525 depending on TARGET_E500_DOUBLE.
3526 (floatsitf2): Enable for E500 double.
3527 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3528 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3529 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3530 (negtf2): Change to negtf2_internal.
3531 (negtf2): New expander.
3532 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3533 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3534 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3535 (movdi_internal32): Use rs6000_nonimmediate_operand.
3536 (unnamed splitter): Likewise.
3537 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3538 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3539 (SPE64TF, DITI): New mode macros.
3540 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3543 (frob_<mode>_di_2): New.
3544 (frob_tf_di_8_2): New.
3545 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3547 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3549 (frob_ti_<mode>_8_2): New.
3550 (frob_ti_tf_2): New.
3551 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3552 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3554 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3555 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3556 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3557 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3558 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3559 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3562 2007-01-23 Ian Lance Taylor <iant@google.com>
3564 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3566 (OBJS-archive): Reformat, alphabetize.
3567 (OBJS): Change out_object_file to OBJS-md.
3569 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3571 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3572 JUMP_P and CALL_P predicates where applicable.
3573 * config/i386/i386.c: Ditto.
3574 * config/i386/i386.md: Ditto.
3575 * config/i386/mmx.md: Ditto.
3576 * config/i386/predicates.md: Ditto.
3578 2007-01-22 Andreas Schwab <schwab@suse.de>
3580 * config/m68k/m68k.h: Fix comment.
3582 2007-01-22 Jan Hubicka <jh@suse.cz>
3584 * passes.c (init_optimization_passes): Do not rerun
3585 pass_early_warn_uninitialized.
3587 2007-01-22 Richard Guenther <rguenther@suse.de>
3589 PR tree-optimization/30038
3590 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3592 (execute_cse_sincos_1): Likewise.
3593 (execute_cse_sincos): Likewise.
3594 (gate_cse_sincos): Likewise.
3595 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3596 the cexpi() canonicalization of sincos().
3597 * tree-pass.h (pass_cse_sincos): Declare.
3598 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3600 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3602 PR rtl-optimization/29329
3603 * combine.c (replaced_rhs_insn): Rename to i2mod.
3604 (replaced_rhs_value): Rename to i2mod_new_rhs.
3605 (i2mod_old_rhs): New global variable.
3606 (combine_instructions): Adjust for above change. Save a copy of
3607 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3608 note are substituted in the second instruction.
3609 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3610 ditch the note if it pertains to the second eliminated register
3611 and this register is mentioned in i2mod_old_rhs.
3614 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3616 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3617 the insn to which the note was originally attached.
3619 2007-01-21 Jan Hubicka <jh@suse.cz>
3621 * ipa-inline.c (inlining_mode): Comment, move up.
3622 (cgraph_decide_inlining_incrementally): Do not perform inlining
3623 itself; fix handling of flattening of self recursive functions.
3624 (cgraph_find_cycles): Remove.
3625 (cgraph_flatten_node): Remove.
3626 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3627 (try_inline): New function.
3628 (cgraph_early_inlining): Update call of
3629 cgraph_decide_inlining_incrementally. Apply inlining here.
3630 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3632 2007-01-21 Dirk Mueller <dmueller@suse.de>
3635 * tree-vrp.c (check_array_bounds): do not warn
3636 about ADDR_EXPR's of ARRAY_REF's which are immediately
3637 used in binary expressions.
3639 2007-01-21 Ira Rosen <irar@il.ibm.com>
3641 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3642 read_write_dep and macros for its access.
3643 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3644 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3645 argument, call vect_check_interleaving for every independent pair of
3646 data-refs. Mark loads that access the same memory location as a store
3648 (vect_check_dependences): Remove.
3649 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3650 call, fix the call to vect_analyze_data_ref_dependence.
3651 (vect_analyze_data_ref_access): For statements that access the same
3652 data-ref, check that they are not stores; for loads, check that there
3653 is no store that access the same location.
3655 2007-01-20 Roger Sayle <roger@eyesopen.com>
3656 Joseph Myers <joseph@codesourcery.com>
3658 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3659 (-fdump-rtl-stack): Likewise.
3660 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3661 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3662 (-mpt-fixed): Use @minus{} for minus sign.
3663 (Using Precompiled Headers): Fix under/overfull hbox.
3665 2007-01-20 Jan Hubicka <jh@suse.cz>
3667 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3668 place within annotation.
3670 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3672 * pa.c (output_move_double): Change array size of xoperands to 4.
3674 2007-01-20 Jan Hubicka <jh@suse.cz>
3676 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3679 2007-01-19 Ian Lance Taylor <iant@google.com>
3681 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3682 constant to unsigned HOST_WIDE_INT before negating.
3684 2007-01-19 Ian Lance Taylor <iant@google.com>
3686 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3688 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3689 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3690 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3691 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3692 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3693 (realloc_vdef, realloc_vuse): Change second parameter to
3695 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3697 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3698 unsigned. Change x and lim locals to unsigned.
3699 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3701 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3702 (copy_virtual_operands): Change i and n locals to unsigned.
3704 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3707 * builtins.c (fold_builtin_1): Handle builtin fdim.
3709 2007-01-20 Jan Hubicka <jh@suse.cz>
3711 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3712 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3713 init_alias_heapvars.
3714 (init_alias_heapvars): Initialize only when not already initialized.
3715 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3717 2007-01-19 Roger Sayle <roger@eyesopen.com>
3719 * common.opt (fsigned-zeros): New command line option.
3720 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3721 of flag_unsafe_math_optimizations.
3722 * opts.c (set_fast_math_flags): The -ffast-math command line option
3723 implies -fno-signed-zeros.
3724 (fast_math_flags_set_p): Likewise.
3726 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3727 the documentation of -ffast-math appropriately. Wrap long lines.
3729 2007-01-19 Steve Ellcey <sje@cup.hp.com>
3731 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
3732 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
3734 2007-01-19 Tomas Bily <tbily@suse.cz>
3736 * cgraphunit.c (cgraph_finalize_function): Updating of pid
3738 (tree_init_ic_make_global_vars): New function
3739 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
3740 (tree_gen_ic_profiler): New function
3741 (tree_gen_ic_func_profiler): New function
3742 (tree_profiling): Added calling of tree_gen_ic_func_profiler
3743 (tree_profile_hooks): Added hook for indirec/virtual calls
3744 * value-prof.c (tree_find_values_to_profile): New case for
3746 (tree_values_to_profile): Call for determining indirect/virtual
3748 (tree_indirect_call_to_profile): New function
3749 (tree_ic_transform): New function
3750 (tree_ic): New function
3751 (find_func_by_pid): New function
3752 (init_pid_map): New function
3753 (tree_value_profile_transformations): Added check for
3754 indirect/virtual call transformation
3755 * value-prof.h (enum hist_type): New counter type for
3756 indirect/virtual calls
3757 (profile_hooks): Added new hook for profiling indirect/virtual
3759 * profile.c (instrument_values): New case for indirect/virtual
3761 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
3762 (GCOV_COUNTER_V_INDIR): New counter type
3763 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
3764 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
3766 * cgraph.c: Definition of cgraph_max_pid
3767 (cgraph_create_node): Default init of pid attribute
3768 * cgraph.h: Declaration of cgraph_max_pid
3769 (struct cgraph_node): Added pid attribute
3770 * libgcov.c (__gcov_indirect_call_profiler): New function
3771 (__gcov_one_value_profiler_body): New function
3772 (__gcov_one_value_profiler): Body was moved to
3773 __gcov_one_value_profiler_body and calls it
3775 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
3777 * doc/gty.texi (Options): Document the mark_hook option to GTY.
3778 * gengtype.c (write_types_data, write_func_for_structure,
3779 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
3780 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
3781 (walk_type, write_func_for_structure): Generate the mark_hook if
3784 2007-01-19 Jan Hubicka <jh@suse.cz>
3786 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
3787 'early' argument take inlining mode argument specifying whether to
3788 inline for size/speeed or all functions; add support for flattening;
3790 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
3792 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3795 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
3796 the name of the declared identifier.
3798 2007-01-19 Dirk Mueller <dmueller@suse.de>
3800 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
3801 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
3802 duplicate evaluation.
3804 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3806 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
3807 Macroize expander using X87MODEF12 mode macro. Extend operand 1
3808 to XFMode, use acosxf2 and truncate result to requested mode.
3809 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
3810 (asin<mode>2): Similarly, with asin expanders.
3811 (*fscalexf4_i387): Rename from *fscalexf4.
3812 (expNcorexf3): New expander.
3813 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
3814 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
3815 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
3816 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
3817 patterns for SSE math.
3818 (exp10<mode>2): Similarly, with exp10 expanders.
3819 (exp2<mode>2): Similarly, with exp2 expanders.
3820 (expm1<mode>2): Similarly, with expm1 expanders.
3821 (ldexp<mode>3): Similarly, with ldexp expanders.
3822 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
3823 Use gen_truncxf<mode>2_i387_noop to truncate result.
3825 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3827 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
3828 for ColdFire targets.
3830 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
3831 Richard Sandiford <richard@codesourcery.com>
3833 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
3834 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
3835 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
3836 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
3837 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3838 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3840 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3842 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
3843 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
3844 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
3845 (*adddi_dilshr32_cf): New pattern.
3846 (adddi3, subdi3): Remove first alternatives.
3848 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3850 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
3851 implemented using move.l, do not use its cc result for floating-point
3854 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3856 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
3857 from accepting 's' constraints if flag_pic.
3859 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3861 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
3862 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
3863 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
3864 condition from TARGET_68881 to TARGET_HARD_FLOAT.
3866 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
3868 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
3869 ColdFire alternatives.
3870 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
3871 * config/m68k/m68k.md (clzsi2): Define for ColdFire
3872 architectures that support ff1 instruction.
3874 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3875 Julian Brown <julian@codesourcery.com>
3877 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
3878 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
3879 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
3882 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3884 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
3886 (output_move_const_into_data_reg, output_move_simode_const): Delete.
3887 * config/m68k/m68k.c (const_method, const_int_cost): Take a
3888 HOST_WIDE_INT instead of an rtx.
3889 (m68k_rtx_costs): Update call accordingly.
3890 (output_move_const_into_data_reg): Likewise. Fix formatting.
3891 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
3893 (output_move_simode_const): Update calls after above changes.
3894 Rework to use automatic variables and predicates like MEM_P.
3895 * config/m68k/m68k.md (pushexthisi_const): Update call to
3898 2007-01-19 Dirk Mueller <dmueller@suse.de>
3900 * tree-ssa-alias.c (perform_var_substitution): Fix typo
3903 2007-01-19 Richard Guenther <rguenther@suse.de>
3905 * builtins.c (expand_builtin_cexpi): Fall back to expanding
3906 via cexp in case sincos is not available.
3908 2007-01-19 Richard Guenther <rguenther@suse.de>
3910 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
3911 * defaults.h (TARGET_HAS_SINCOS): Default to off.
3912 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
3913 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
3914 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
3915 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
3916 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
3917 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
3919 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3921 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
3923 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
3924 (atan2xf3): Directly generate RTL pattern.
3925 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
3926 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3927 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3928 disable patterns for SSE math.
3929 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
3930 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3931 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3932 disable patterns for SSE math.
3934 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
3936 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
3938 2007-01-18 Roger Sayle <roger@eyesopen.com>
3940 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
3941 VIEW_CONVERT_EXPR to the same type as it's operand.
3943 2007-01-18 David Edelsohn <edelsohn@gnu.org>
3945 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
3946 configured for long double 128.
3948 2007-01-18 Mike Stump <mrs@apple.com>
3950 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
3953 2007-01-18 Michael Meissner <michael.meissner@amd.com>
3955 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
3958 2007-01-18 Jan Hubicka <jh@suse.cz>
3960 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
3961 greater than NUM_VOP_FREE_BUCKETS.
3963 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
3965 * tree-ssa-structalias.c: Update comments.
3966 (ptabitmap_obstack): Removed.
3968 (oldpta_obstack): Ditto.
3969 (stats): Add a few members.
3970 (struct variable_info): Remove node, complex, address_taken, and
3971 indirect_target members. Add oldsolution member.
3972 (new_var_info): Do not initialize removed members.
3973 (constraint_expr_type): Remove INCLUDES.
3974 (constraint_graph): Add size, implicit_preds, rep,
3975 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
3976 (FIRST_REF_NODE): New macro.
3977 (LAST_REF_NODE): Ditto.
3978 (FIRST_ADDR_NODE): Ditto.
3979 (find): New function.
3981 (dump_constraint): Do not handle INCLUDES.
3982 (insert_into_complex): Do not insert duplicate constraints.
3983 (condense_varmap_nodes): Renamed and rewritten into ...
3984 (merge_node_constraints): This. Also fix bug in handling of
3985 offseted copy constraints.
3986 (clear_edges_for_node): No longer need to deal with preds at all,
3987 or removing associated preds/succs.
3988 (merge_graph_nodes): Deal with indirect_cycles.
3989 Don't deal with predecessors.
3990 (add_implicit_graph_edge): New function.
3991 (add_pred_graph_edge): Ditto.
3992 (add_graph_edge): Don't deal with predecessors.
3993 (build_constraint_graph): Removed.
3994 (build_pred_graph): New function.
3995 (build_succ_graph): Ditto.
3996 (struct scc_info): Removed in_component. Added roots, dfs, and
3997 node_mapping. Remove visited_index, unification_queue.
3998 (scc_visit): Deal with union-find we do now.
3999 Deal with cycles with REF nodes.
4000 (collapse_nodes): Renamed and rewritten to ...
4001 (unify_nodes): This.
4002 (process_unification_queue): Removed.
4003 (topo_visit): Cleanup
4004 (do_da_constraint): Use find.
4005 (do_sd_constraint): Ditto.
4006 (do_ds_constraint): Ditto.
4007 (do_complex_constraint): Ditto.
4008 (init_scc_info): Update for removed and added members.
4009 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4010 (find_indirect_cycles): This.
4011 (equivalence_class): New variable.
4012 (label_visit): New function.
4013 (perform_variable_substitution): Rewritten.
4014 (free_var_substitution_info): New function.
4015 (find_equivalent_node): Ditto.
4016 (move_complex_constraints): Ditto.
4017 (eliminate_indirect_cycles): Ditto.
4018 (solve_graph): Only propagate changed bits.
4019 Use indirect cycle elimination.
4021 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4022 (tree_id_eq): Renamed to ...
4023 (tree_vi_eq): This. Update for member change
4024 (insert_id_for_tree): Renamed and rewritten to ...
4025 (insert_vi_for_tree): This.
4026 (lookup_id_for_tree): Renamed and rewritten to ...
4027 (lookup_vi_for_tree): This.
4028 (get_id_for_tree): Renamed and rewritten to ...
4029 (get_vi_for_tree): Ditto.
4030 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4031 (process_constraint): Don't handle INCLUDES.
4032 Remove special ADDRESSOF case.
4033 (find_func_aliases): Rewrite to use vi functions instead of id
4035 (create_function_info_for): Ditto.
4036 (create_variable_info_for): Ditto.
4037 (intra_create_variable_infos): Ditto.
4038 (merge_smts_into): Ditto.
4039 (find_what_p_points_to): Ditto.
4040 (init_base_vars): Ditto.
4041 (init_alias_vars): Ditto.
4042 (remove_preds_and_fake_succs): New function.
4043 (dump_sa_points_to_info): Dump new stats.
4044 (dump_solution_for_var): Use find.
4045 (set_used_smts): Fix formatting.
4046 (compute_points_to_sets): Updated for new functions.
4047 (ipa_pta_execute): Ditto.
4049 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4050 Richard Sandiford <richard@codesourcery.com>
4052 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4054 * calls.c (expand_call): If the return value is a PARALLEL,
4055 extract its first member.
4056 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4057 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4058 use FUNCTION_EXTRA_EPILOGUE.
4059 (m68k_function_value): Return a PARALLEL if the return value
4060 is of a pointer type.
4061 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4062 (FUNCTION_EXTRA_EPILOGUE): Remove.
4063 * config/m68k/m68k.md (D0_REG): New constant.
4065 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4067 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4068 output a NOP for empty epilogues.
4070 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4072 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4073 before function. Extend register save check to include all
4074 registers, not just integer ones.
4076 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4078 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4079 (m68k_use_return_insn): ...this.
4080 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4081 * config/m68k/m68k.c (use_return_insn): Rename to...
4082 (m68k_use_return_insn): ...this.
4083 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4086 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4088 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4089 nearest even, fix denormal rounding overflow.
4091 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4093 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4094 f%$smove and f%$move.
4095 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4096 (extendsfdf2_cf): Use fdmove instead of f%&move.
4097 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4098 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4100 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4102 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4105 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4107 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4108 (coldfire_single_format): Declare.
4109 (coldfire_double_format): Likewise.
4110 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4111 of qnan_msb_set to determine the lower bits of a canonical
4113 (encode_ieee_double): Likewise.
4114 (encode_ieee_quad): Likewise.
4115 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4116 (mips_single_format): Likewise.
4117 (ieee_double_format): Likewise.
4118 (mips_double_format): Likewise.
4119 (ieee_extended_motorola_format): Likewise.
4120 (ieee_extended_intel_96_format): Likewise.
4121 (ieee_extended_intel_128_format): Likewise.
4122 (ieee_extended_intel_96_round_53_format): Likewise.
4123 (ibm_extended_format): Likewise.
4124 (mips_extended_format): Likewise.
4125 (ieee_quad_format): Likewise.
4126 (mips_quad_format): Likewise.
4127 (vax_f_format): Likewise.
4128 (vax_d_format): Likewise.
4129 (vax_g_format): Likewise.
4130 (i370_single_format): Likewise.
4131 (i370_double_format): Likewise.
4132 (decimal_single_format): Likewise.
4133 (decimal_double_format): Likewise.
4134 (decimal_quad_format): Likewise.
4135 (c4x_single_format): Likewise.
4136 (c4x_extended_format): Likewise.
4137 (real_internal_format): Likewise.
4138 (coldfire_single_format): New real_format.
4139 (coldfire_double_format): Likewise.
4140 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4141 canonical_nan_lsbs_set.
4142 (pdp11_d_format): Likewise.
4143 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4144 if TARGET_COLDFIRE_CPU.
4146 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4148 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4149 (output_call, m68k_legitimize_call_address): Declare.
4150 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4151 parenthesees. Add support for a 'W' constraint.
4152 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4153 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4154 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4155 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4157 (override_options): Initialize them. Do not set flag_no_function_cse
4158 for TARGET_ID_SHARED_LIBRARY.
4159 (m68k_output_pic_call): Delete.
4160 (m68k_legitimize_call_address): New function.
4161 (print_operand): Remove the %o prefix. Handle the %p prefix.
4162 (output_call): New function.
4163 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4164 target address from the GOT if symbolic jumps are not allowed.
4165 * config/m68k/m68k.md (call, general_operand): Do not set
4166 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4167 Merge separate flag_pic and !flag_pic define_insns into...
4168 (*call, *call_value): ...these new patterns. Match the address
4169 rather than the containing MEM and require it to be a call_operand.
4170 Use output_call to generate the asm template.
4171 * config/m68k/predicates.md (const_call_operand): New predicate.
4172 (call_operand): Likewise.
4174 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4176 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4177 (STACK_GROWS_DOWNWARD): Define to 1.
4178 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4179 comments, emphasizing that these values are only defaults.
4180 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4181 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4183 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4185 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4187 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4188 Richard Sandiford <richard@codesourcery.com>
4190 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4191 (FP_REGNO_P): New macros.
4192 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4193 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4194 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4195 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4197 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4199 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4200 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4202 * config/m68k/t-floatlib: New file, extracting common code from...
4203 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4204 * config/m68k/t-uclinux: Here.
4205 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4206 routines on ColdFire targets.
4208 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4210 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4211 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4212 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4213 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4214 explicitly set MOTOROLA to 1.
4215 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4217 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4218 Nathan Sidwell <nathan@codesourcery.com>
4220 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4221 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4222 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4223 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4224 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4225 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4226 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4227 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4228 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4229 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4230 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4231 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4232 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4233 (DBX_REGISTER_NUMBER): Delete.
4234 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4235 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4236 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4238 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4240 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4241 * config/flat.h: New file.
4242 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4244 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4245 indirect references for -msep-data or -mid-shared-library.
4246 Do not use PC-relative code addresses either.
4247 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4249 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4250 for shared libraries and crt1.o for executables. Use crti.o and
4252 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4253 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4254 Do not add -elf2flt or -shared-lib-id options here.
4255 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4256 Pass -shared-lib-id if -mid-shared-library, taking the library
4257 identifier from -mshared-library-id if given, otherwise
4259 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4260 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4261 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4262 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4263 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4264 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4266 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4267 jump sequence for ISA A and ISA A+.
4268 (PICJUMP): Likewise.
4270 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4272 * config.gcc (m68k-*-uclinux*): Base the port on the common
4273 and m68k GNU/Linux files rather than on the generic ELF ones.
4274 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4275 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4277 2007-01-18 Julian Brown <julian@codesourcery.com>
4278 Richard Sandiford <richard@codesourcery.com>
4280 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4281 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4282 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4284 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4286 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4288 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4290 * doc/install.texi: Document m68k-uclinuxoldabi.
4291 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4292 * config/m68k/uclinux-oldabi.h: New file, copied from
4293 config/m68k/uclinux.h.
4295 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4297 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4298 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4299 (m32r_compute_frame_size): Use unsigned for regno.
4300 (m32r_reload_lr): Use gen_frame_mem.
4302 (m32r_output_function_epilogue): Don't output the function epilogue
4304 (m32r_expand_epilogue): New.
4305 (direct_return): Return false if the function has the interrupt
4307 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4308 * config/m32r/m32r.md (epilogue): New expander.
4309 (return_lr, return_rte): New insns.
4310 (return): Make it expander.
4311 (return_normal): New expander.
4313 2007-01-18 Josh Conner <jconner@apple.com>
4316 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4317 support for UNLE, UNLT, UNGE, and UNGT.
4319 2007-01-18 Jan Hubicka <jh@suse.cz>
4321 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4322 * tree-tailcall (add_virtual_phis): Likewise.
4323 (optimize_tail_call): Return TODOs.
4324 (execute_tail_calls): Return TODOs.
4325 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4326 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4328 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4329 Cleanup cfg using TODO.
4330 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4331 * passes.c (execute_function_todo): When cleanup did something, remove
4333 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4334 (make_edges): Don't cleanup_cfg.
4336 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4338 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4339 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4340 operate on the top of stack.
4341 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4342 register handling of instructions that output to the second
4344 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4345 (move_for_stack_reg): Special-case check for dead destination
4346 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4348 * config/i386/i386.md (UNSPEC_TAN): New constant.
4349 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4350 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4351 to correctly model move of constant 1.0 to top stack slot.
4352 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4353 (unnamed peephole2 pattern): Remove corresponding peephole2
4354 pattern that optimizes tan insn and loading of constant 1.0.
4355 (tanxf2): Use fptanxf4_i387.
4356 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4357 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4358 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4359 disable patterns for SSE math.
4360 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4361 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4363 2007-01-18 Dirk Mueller <dmueller@suse.de>
4364 Richard Guenther <rguenther@suse.de>
4367 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4368 * common.opt (Warray-bounds): Add new warning option.
4369 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4371 * Makefile.in: make tree-vrp.o depend on toplev.h
4372 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4374 (check_array_refs, check_array_bounds, check_array_ref): New.
4376 2007-01-18 Jan Hubicka <jh@suse.cz>
4378 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4379 (execute_ssa_ccp): Return flags conditionally.
4380 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4382 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4384 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4386 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4387 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4389 * Makefile.c (GTFILES): Add cfglayout.h.
4390 * gengtype.c (open_base_files): Likewise.
4391 * cfglayout.c (cfg_layout_function_footer,
4392 cfg_layout_function_header) Reindent to make gengtype happy.
4393 * cfglayout.h (cfg_layout_function_footer,
4394 cfg_layout_function_header): Add GTY(()) marker.
4396 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4398 2007-01-18 Ben Elliston <bje@au.ibm.com>
4400 * genautomata.c (write_automata): Include xstrerror output in the
4401 error message if writing the DFA description file fails.
4403 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4405 * config/mips/mips-protos.h (mips_output_external): Make it
4407 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4408 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4409 (extern_list): Likewise.
4410 (extern_head): Likewise.
4411 (TARGET_ASM_FILE_END): Likewise.
4412 (mips_file_end): Likewise.
4413 (mips_output_external): Rewritten.
4415 2007-01-18 Ben Elliston <bje@au.ibm.com>
4417 * genpreds.c (write_insn_preds_c): Only write out the function
4418 body for regclass_for_constraint if we have register constraints.
4420 2007-01-17 Tom Tromey <tromey@redhat.com>
4422 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4423 * doc/install.texi (Testing): Use sourceware.org.
4424 (Binaries): Likewise.
4425 (Specific): Likewise.
4426 * doc/contrib.texi (Contributors): Use sourceware.org.
4428 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4430 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4431 (AVR_ENHANCED): Rename to ...
4432 (AVR_HAVE_MUL): ... new.
4433 (avr_enhanced_p): Rename to ...
4434 (avr_have_mul_p): ... new.
4435 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4436 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4437 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4438 (avr_have_mul_p): ... new.
4439 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4440 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4441 'avr_enhanced_p' and 'enhanced'.
4442 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4443 AVR_HAVE_MUL instead of AVR_ENHANCED.
4444 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4445 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4446 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4447 instead of AVR_ENHANCED.
4448 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4449 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4450 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4452 2007-01-17 Ian Lance Taylor <iant@google.com>
4454 * vec.h (VEC_reserve_exact): Define.
4455 (vec_gc_p_reserve_exact): Declare.
4456 (vec_gc_o_reserve_exact): Declare.
4457 (vec_heap_p_reserve_exact): Declare.
4458 (vec_heap_o_reserve_exact): Declare.
4459 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4461 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4463 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4464 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4465 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4466 * vec.c (calculate_allocation): Add exact parameter. Change all
4468 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4469 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4470 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4471 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4472 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4473 (vec_heap_p_reserve_exact): New function.
4474 (vec_heap_o_reserve_exact): New function.
4476 2007-01-17 Jan Hubicka <jh@suse.cz>
4478 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4480 2007-01-17 Eric Christopher <echristo@apple.com>
4482 * config.gcc: Support core2 processor.
4484 2007-01-16 Jan Hubicka <jh@suse.cz>
4486 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4487 the names, just unlink the chain so we don't crash on dangling pointers
4490 2007-01-16 Jan Hubicka <jh@suse.cz>
4492 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4493 * tree-pass.h: Reorder to make IPA passes appear toegher.
4494 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4495 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4496 parameters, do not call early inliner.
4497 * ipa-inline.c: Update comments. Include tree-flow.h
4498 (cgraph_decide_inlining): Do not compute inlining parameters.
4499 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4500 be called with function context set up.
4501 (pass_ipa_inline): Remove unreachable functions before pass.
4502 (cgraph_early_inlining): Simplify assuming to be called from the
4504 (pass_early_inline): New pass.
4505 (cgraph_gate_ipa_early_inlining): New gate.
4506 (pass_ipa_early_inline): Turn into simple wrapper.
4507 (compute_inline_parameters): New function.
4508 (gate_inline_passes): New gate.
4509 (pass_inline_parameters): New pass.
4510 (apply_inline): Move here from tree-optimize.c
4511 (pass_apply_inline): New pass.
4512 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4514 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4516 (tree_function_versioning): Do not allocate dummy struct function.
4517 * tree-inline.h (optimize_inline_calls): Update prototype.
4518 * tree-optimize.c (execute_fixup_cfg): Export.
4519 (pass_fixup_cfg): Remove
4520 (tree_rest_of_compilation): Do not apply inlines.
4521 * tree-flow.h (execute_fixup_cfg): Declare.
4522 * Makefile.in (gt-passes.c): New.
4523 * passes.c: Include gt-passes.h
4524 (init_optimization_passes): New passes.
4525 (nnodes, order): New static vars.
4526 (do_per_function_toporder): New function.
4527 (execute_one_pass): Dump current pass here.
4528 (execute_ipa_pass_list): Don't dump current pass here.
4530 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4532 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4533 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4535 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4537 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4538 (strong_alias): Define.
4539 (__gcc_qmul): Provide non-FMA for soft-float.
4545 (__gcc_qunord): New.
4555 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4556 soft-float functions.
4557 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4558 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4559 about long double soft float.
4561 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4562 Tehila Meyzels <tehila@il.ibm.com>
4564 * tree-vectorizer.h (is_pattern_stmt_p): New.
4565 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4566 formatting (tabs instead of spaces). Cleanup and clarify setting
4567 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4568 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4569 (vectorizable_type_demotion): Check that types are integral.
4570 (vectorizable_type_promotion): Likewise.
4571 (vectorizable_store): Fix typo. Eliminate new-line at end of
4574 2007-01-16 Jan Hubicka <jh@suse.cz>
4576 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4579 2007-01-15 Eric Christopher <echristo@apple.com>
4581 * ifcvt.c: Include vec.h, vecprim.h.
4582 (check_cond_move_block): New argument regs.
4583 Reorganize. Add registers used to regs.
4584 (cond_move_process_if_block): Use regs set above as
4587 2007-01-15 Eric Christopher <echristo@apple.com>
4589 * config/darwin.h: Update copyright.
4590 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4591 (LINK_COMMAND_SPEC): Add -u.
4592 (LINK_SPEC): Fix umbrella for above.
4594 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4596 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4599 2007-01-15 Tom Tromey <tromey@redhat.com>
4601 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4602 * doc/install.texi (Testing): Don't mention jacks.
4603 (Configuration): Document --enable-java-maintainer-mode. Move
4604 --with-java-home to libgcj-specific section. Document
4606 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4608 2007-01-15 Jan Hubicka <jh@suse.cz>
4610 * tree-ssa-dce.c (DCE_TODOs): New.
4611 (propagate_necessity): Return if something changed.
4612 (eliminate_unnecessary_stmts): Likewise.
4613 (perform_tree_ssa_dce): Return TODO flags when needed.
4614 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4616 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4618 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4619 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4620 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4621 patterns using X87MODEF12 mode macro. Extend operand 1
4622 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4623 (log10<mode>2): Ditto.
4624 (log2<mode>2): Ditto.
4625 (log1p<mode>2): Ditto.
4626 (logb<mode>2): Ditto.
4627 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4628 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4629 (*fxtractxf3_i387): Rename from *fxtractxf3.
4630 (fxtract_extend<mode>xf3_i387): New insn pattern.
4631 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4632 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4633 and gen_fyl2xxf3_i387().
4635 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4637 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4638 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4639 get_loop_exit_edges. Changed return type to bool.
4640 * cfgloop.h (fix_loop_placement): Declaration removed.
4642 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4644 * param.h (MIN_VECT_LOOP_BOUND): New.
4645 * params.def (MIN_VECT_LOOP_BOUND): New.
4646 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4647 argument - minimum threshold for number of iterations.
4648 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4649 argument to declaration.
4650 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4651 MIN_VECT_LOOP_BOUND.
4652 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4653 slpeel_tree_peel_loop_to_edge with additional argument.
4654 (vect_do_peeling_for_alignment): Likewise.
4655 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4657 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4660 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4663 2007-01-14 Jan Hubicka <jh@suse.cz>
4665 * tree-dfa.c (remove_referenced_var): New function.
4666 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4667 prune referenced vars list too.
4668 * tree-flow.h (remove_referenced_var): Declare.
4670 2007-01-14 Jan Hubicka <jh@suse.cz>
4672 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4674 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4675 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4676 * except.h (verify_eh_throw_table_statements): Kill prototype.
4677 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4678 into call exrepssions.
4679 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4681 * tree-cfg.c: Include pointer-set.h.
4682 (verify_node_sharing): Work on pointer set.
4683 (verify_eh_throw_stmt_node): New.
4684 (verify_stmts): Use pointers sets, verify throw_stmt.
4686 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4688 * ipa-reference.c (analyze_function): Consider also addresses taken
4691 2007-01-12 Roger Sayle <roger@eyesopen.com>
4693 * c-typeck.c (null_pointer_constant_p): Replace use of
4694 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4695 (build_c_cast): Likewise.
4697 2007-01-12 Roger Sayle <roger@eyesopen.com>
4699 * tree.h (force_fit_type_double): Remove unused final argument.
4700 * c-common.c (constant_expression_warning): Replace use of
4701 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4702 (convert_and_check): Likewise.
4703 (shorten_compare): Update call to force_fit_type_double.
4704 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4705 * convert.c (convert_to_pointer): Update call to
4706 force_fit_type_double.
4707 * fold-const.c (force_fit_type_double): Remove overflowed_const
4709 (int_const_binop, fold_convert_const_int_from_int,
4710 fold_convert_const_int_from_real, fold_div_compare,
4711 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4712 fold_abs_const, fold_not_const): Remove the final argument from
4713 calls to force_fit_type_double.
4715 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4717 * configure.ac: Set insn to "nop" for spu-*-* also.
4718 * configure: Regenerate.
4720 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4722 * builtins.def : Add BUILT_IN_FREE.
4724 2007-01-12 Jan Hubicka <jh@suse.cz>
4726 PR tree-optimization/30443
4727 * tree-inline.c (tree_function_versioning): Do not optimize when
4728 cloning for inlining.
4730 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
4732 * doc/loop.texi: Document recording of loop exits.
4733 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
4734 (update_single_exits_after_duplication,
4735 update_single_exit_for_duplicated_loop,
4736 update_single_exit_for_duplicated_loops): Removed.
4737 (duplicate_loop_to_header_edge): Do not call
4738 update_single_exits_after_duplication and
4739 update_single_exit_for_duplicated_loops.
4740 (loop_version): Do not update single_exit information.
4741 (fix_loop_structure): Use record_loop_exits instead of
4742 mark_single_exit_loops.
4743 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
4744 the lists of loop exits.
4745 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
4746 split_edge, merge_blocks): Update the lists of loop exits.
4747 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
4748 loop_optimizer_init.
4749 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
4750 of mark_single_exit_loops.
4751 (loop_optimizer_finalize): Call release_recorded_exits.
4752 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
4753 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
4754 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
4755 update single exit information.
4756 * lambda-code.c (perfect_nestify): Ditto.
4757 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
4758 (mark_single_exit_loops): Removed.
4759 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
4760 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
4761 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
4763 (get_loop_exit_edges, single_exit): Use recorded exit lists.
4764 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
4765 (verify_loop_structure): Verify consistency of the exit lists.
4766 (flow_loops_find): Use alloc_loop. Initialize exits hash.
4767 (set_single_exit): Removed.
4768 * cfgloop.h (struct loop_exit): New function.
4769 (struct loop): single_exit_ field replaced by exits field.
4770 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
4771 (struct loops): Added exits hash.
4772 (mark_single_exit_loops, set_single_exit): Declaration removed.
4773 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
4775 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4777 * doc/invoke.texi: Avoid use of @headitem.
4779 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4781 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
4783 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4785 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
4788 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4789 Richard Sandiford <richard@codesourcery.com>
4791 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
4792 * config/m68k/m68k.opt: Resort options.
4793 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
4795 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4796 Richard Sandiford <richard@codesourcery.com>
4798 * doc/invoke.texi: Document the macros that are defined by
4799 m68k's -mtune and -mhard-float options.
4800 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
4801 (m68k_cpp_cpu_family): Likewise.
4802 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
4803 of __ucfv*__ macros. Define __mcffpu__ if generating code for
4804 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
4805 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
4806 (m68k_cpp_cpu_family): Likewise.
4808 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4810 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
4811 macros besides mc68000 as tuning macros. Use a switch statement
4812 to set them and mcpu32.
4814 2007-01-12 Julian Brown <julian@codesourcery.com>
4816 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
4817 (TARGET_68040_ONLY): Rename to...
4818 (TARGET_68040): ...this.
4819 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
4820 * config/m68k/m68k.md: Likewise.
4822 2007-01-12 Julian Brown <julian@codesourcery.com>
4823 Nathan Sidwell <nathan@codesourcery.com>
4824 Richard Sandiford <richard@codesourcery.com>
4826 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
4827 the -mcpu= argument associated with the --with-cpu setting.
4828 Define M68K_DEFAULT_TUNE to the default -mtune= option,
4829 if different from the one implied by the -mcpu setting.
4830 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
4831 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
4832 * doc/invoke.texi: Mention ColdFire in the introduction to the
4833 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
4834 -mno-div and -mhard-float options. Make -m68881 a synonym for
4835 -mhard-float. Document the previously-undocumented -m5206e,
4836 -m528x, -m5307 and -m5407 options. Tweak the existing option
4837 documentation for consistency.
4838 * doc/install.texi: Mention new --with-cpu arguments.
4839 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
4840 default CPU if neither -mcpu nor -march are specified.
4841 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
4842 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
4843 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
4844 using m68k_tune to decide between families that implement the
4845 same ISA. Use m68k_tune to set __mcfv4e__.
4846 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
4847 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
4848 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
4849 (FL_ISA_C, FL_ISA_MMU): New macros.
4850 (MASK_COLDFIRE): Delete.
4851 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
4852 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
4853 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
4854 (TARGET_HARD_FLOAT): Do not define here.
4855 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
4856 (TUNE_68000): New macro.
4857 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
4858 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
4859 (TUNE_CFV2): Redefine in terms of m68k_tune.
4860 (uarch_type, target_device, fpu_type): New enums.
4861 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
4862 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
4863 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
4864 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
4865 (FL_FOR_isa_c): New macros.
4866 (m68k_isa): New enum.
4867 (m68k_target_selection): New structure.
4868 (all_devices, all_isas, all_microarchs): New tables.
4869 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
4870 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
4871 (MASK_ALL_CPU_BITS): Delete.
4872 (m68k_find_selection): New function.
4873 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
4874 Map the legacy target options to a combination of the new ones.
4875 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
4876 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
4877 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
4879 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
4880 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
4882 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
4883 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
4884 * config/m68k/m68k-devices.def: New file.
4886 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4887 Nathan Sidwell <nathan@codesourcery.com>
4889 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
4890 (SUBTARGET_EXTRA_SPECS): New macros.
4891 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
4892 use %(asm_cpu_spec) instead.
4893 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
4894 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
4895 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
4896 (EXTRA_SPECS): Rename to...
4897 (SUBTARGET_EXTRA_SPECS): ...this.
4899 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4900 Richard Sandiford <richard@codesourcery.com>
4901 Julian Brown <julian@codesourcery.com>
4903 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4904 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
4905 to the configuration's default CPU.
4906 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
4907 Remove default masks.
4908 (m680[012]0-*-*): Set the default with_cpu to the first part of
4910 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
4911 (m68k*-*-linux): Extend the --with-cpu handling to...
4912 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
4913 and m68010. Don't set target_cpu_default2.
4914 * doc/install.texi: Document --with-cpu for m68k.
4915 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
4916 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
4917 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
4918 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
4919 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
4920 (ASM_SPEC): Remove use of %(asm_cpu_default).
4921 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
4922 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
4923 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
4924 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
4925 __HAVE_FPU__ if TARGET_HARD_FLOAT.
4926 (TARGET_DEFAULT): Delete.
4927 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
4928 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
4929 (CPP_CPU_SPEC): Delete.
4930 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
4931 the appropriate string.
4932 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
4933 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
4934 (ASM_SPEC): Don't use %(asm_default_spec).
4935 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
4936 TARGET_DEFAULT and add MASK_68881.
4937 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
4939 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4941 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
4942 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
4943 MASK_68010 alongside MASK_68020.
4944 * doc/invoke.texi: Document -m68010.
4945 * config/m68k/m68k.opt (m68010): New.
4946 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
4948 (TUNE_68010): New macro.
4949 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
4950 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
4951 (M68K_CPU_m68332): Add MASK_68010.
4952 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
4953 fallback definition.
4954 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
4956 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
4957 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
4958 to all entries that use MASK_68020.
4959 (output_move_simode_const, output_move_himode, output_move_qimode)
4960 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
4961 instead of TARGET_68020 to select clr behavior. Remove comment
4962 about there being no TARGET_68010.
4963 * config/m68k/m68k.md: Likewise throughout.
4965 2007-01-12 Julian Brown <julian@codesourcery.com>
4967 * config/m68k/m68k.h (TARGET_ISAB): New macro.
4968 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
4969 * config/m68k/m68k.md: Likewise.
4971 2007-01-12 Julian Brown <julian@codesourcery.com>
4973 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
4974 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
4976 2007-01-12 Julian Brown <julian@codesourcery.com>
4978 * config/m68k/m68k.h (TUNE_68040_60): New macro.
4979 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
4980 * config/m68k/m68k.md: Likewise.
4982 2007-01-12 Julian Brown <julian@codesourcery.com>
4983 Richard Sandiford <richard@codesourcery.com>
4985 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
4986 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
4987 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
4989 (TARGET_CPU32): Rename to...
4990 (TUNE_CPU32): ...this.
4991 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
4992 (TUNE_CFV2): New macros.
4993 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
4994 remove conditions that are implied by TARGET_68020.
4995 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
4996 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
4997 (m68k_output_function_epilogue): Likewise.
4998 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
4999 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5000 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5001 non-68000 timings. Refactor multiplication and division costs.
5002 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5003 TUNE_CPU32 instead of TARGET_CPU32.
5004 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5005 and TUNE_68060 instead of TARGET_68060.
5006 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5007 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5009 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5010 && !TARGET_COLDFIRE" to choose between moveq and clr.
5011 Likewise in the unnamed movsf pattern.
5012 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5013 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5016 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5018 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5019 of tabbing before backslashes.
5021 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5023 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5024 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5025 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5027 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5029 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5030 find_interesting_uses_cond.
5031 (find_interesting_uses_cond): Use extract_cond_operands.
5032 (rewrite_use_compare): Use extract_cond_operands and
5033 force_gimple_operand_bsi. Do not call update_stmt.
5034 (determine_use_iv_cost_condition): Use extract_cond_operands.
5035 Return cheaper of using original bound and changing the exit bound.
5037 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5039 PR tree-optimization/29516
5040 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5041 most_expensive_mult_to_index, addr_to_parts,
5042 create_mem_ref, maybe_fold_tmr): Make the type of
5043 fields of TARGET_MEM_REF sizetype.
5044 (move_fixed_address_to_symbol, move_pointer_to_base):
5046 * tree.def (TARGET_MEM_REF): Add comment on types of
5049 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5051 * c-common.c (vector_types_convertible_p): Treat opaque types as
5052 always convertible if they have the same size, but not otherwise.
5054 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5056 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5057 Remove the b_unconditional field.
5058 (noce_try_sign_mask): Do not look at b_unconditional.
5059 (noce_process_if_block): Do not use merge_if_blocks. Update
5060 the CFG here. Do not set b_unconditional.
5061 (cond_move_process_if_block): Likewise.
5062 (find_cond_trap): Likewise.
5063 (check_cond_move_block): Require simple jump insns at the end
5066 2007-01-11 Jan Hubicka <jh@suse.cz>
5068 PR tree-optimization/1046
5069 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5070 when alias info is not ready.
5071 (pass_tail_recursion): Do not require aliasing.
5072 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5073 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5074 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5075 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5076 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5077 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5078 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5080 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5081 When aliasing is not build, mark statement as volatile.
5083 2007-01-11 Tom Tromey <tromey@redhat.com>
5085 PR preprocessor/15185, PR preprocessor/20989:
5086 * doc/cppopts.texi <-MT>: Update description of algorithm for
5087 computing default target.
5088 <-M, -MD>: Reword "basename" text.
5090 2007-01-11 Roger Sayle <roger@eyesopen.com>
5092 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5093 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5094 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5095 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5096 fold_builtin_bswap, real_constp, fold_builtin_pow,
5097 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5098 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5099 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5100 * convert.c (convert_to_pointer): Likewise.
5101 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5102 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5103 const_binop, fold_convert_const_int_from_int,
5104 fold_convert_const_int_from_real,
5105 fold_convert_const_real_from_real, sign_bit_p,
5106 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5107 fold_sign_changed_comparison, fold_unary, fold_comparison,
5108 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5109 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5110 * print-tree.c (print_node_brief, print_node): Likewise.
5111 * stor-layout.c (place_field, layout_type): Likewise.
5112 * tree-chrec.c (keep_cast): Likewise.
5113 * tree.c (build_vector, build_real, build_real_from_int_cst,
5114 build_complex): Likewise.
5116 2007-01-11 Roger Sayle <roger@eyesopen.com>
5118 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5119 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5121 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5123 * configure.ac (strict1_warn): Rename to strict_warn.
5124 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5125 cc_set_by_configure, quoted_cc_set_by_configure,
5126 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5127 all_boot_languages, all_stagestuff): Remove.
5128 (target_list): Remove bootstrap targets.
5129 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5130 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5131 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5132 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5133 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5134 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5135 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5136 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5137 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5138 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5139 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5140 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5141 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5142 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5143 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5144 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5145 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5146 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5147 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5148 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5149 (mostlyclean): Adjust.
5150 (clean, distclean): Don't mention bootstrap stuff.
5151 * configure: Regenerate.
5152 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5153 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5154 treelang/config-lang.in (stagestuff): Remove.
5155 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5156 stageprofile, stagefeedback, stagestuff): Remove mention.
5158 2007-01-11 Nick Clifton <nickc@redhat.com>
5160 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5162 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5163 (mcore_arith_K_S_operand): Run the test for the S constraint not
5164 the test for the M constraint.
5165 (mcore_addsub_operand): Do not accept integer values that are
5166 larger than 32 bits.
5167 * config/mcore/mcore.md: Remove unused constraints from split.
5168 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5170 (allocate_stack): Likewise.
5171 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5172 operands to 32 bits.
5173 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5175 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5176 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5177 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5178 mcore_output_bclri, mcore_output_andn, output_inline_const,
5179 mcore_output_move, mcore_output_movedouble): Likewise.
5180 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5181 (output_inline_const): Likewise.
5182 (output_inline_const): Fix format strings used in sprintf
5184 * config/mcore/mcore-protos.h: Update prototypes for changed
5185 functions in mcore.c.
5186 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5187 HOST_WIDE_INT and not int.
5188 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5189 CONST_OK_FOR_N): Likewise.
5190 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5191 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5194 2007-01-10 Jan Hubicka <jh@suse.cz>
5196 * tree-vrp.c (remove_range_assertions): Release defs.
5197 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5198 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5200 2007-01-10 Paul Brook <paul@codesourcery.com>
5202 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5203 * config/arm/arm.md (mulsi3subsi): New insn.
5205 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5207 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5208 (tree_transform_and_unroll_loop): New.
5209 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5212 2007-01-10 Robert Kennedy <jimbob@google.com>
5214 * fold-const.c (fold_comparison): Fold comparisons like (x *
5215 1000 < 0) to (x < 0).
5217 2007-01-10 Ian Lance Taylor <iant@google.com>
5219 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5220 operands have the same priority.
5222 2007-01-10 Tom Tromey <tromey@redhat.com>
5224 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5225 (fold_binary): Likewise.
5226 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5227 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5228 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5229 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5230 * langhooks.h (struct lang_hooks): Removed field
5231 'can_use_bit_fields_p'.
5233 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5235 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5237 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5239 * function.c (get_last_funcdef_no): New function.
5240 * function.h (get_last_funcdef_no): Declare.
5241 * tree-inline.c (initialize_cfun): Add initialization.
5242 (tree_function_versioning): Cleanup.
5244 2007-01-10 Jan Hubicka <jh@suse.cz>
5246 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5249 2007-01-10 Sa Liu <saliu@de.ibm.com>
5250 Ben Elliston <bje@au.ibm.com>
5252 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5253 for SAVE_NONLOCAL and Pmode for any other save level.
5254 * spu-protos.h (spu_restore_stack_block): Declare.
5255 * spu.md (save_stack_block): Remove.
5256 (restore_stack_block): Call spu_restore_stack_block.
5257 * spu.c (spu_restore_stack_block): New function.
5258 (spu_expand_epilogue): Remove old comment.
5260 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5262 PR tree-optimization/30322
5263 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5264 (cand_value_at): Return the value as aff_tree.
5265 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5266 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5267 aff_combination_mult): New functions.
5268 (aff_combination_add): Use aff_combination_add_cst.
5269 (aff_combination_convert): Allow conversions to a wider type.
5270 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5271 * tree-affine.h (aff_combination_mult): Declare.
5273 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5275 * doc/tm.texi: Update documentation to reflect reality of exec
5276 and start file search behaviours. Update copyright year.
5277 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5278 header file directories.
5280 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5282 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5283 (*cosxf2): Rename to cosxf2_i387.
5284 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5285 using X87MODEF12 mode macro. Rename patterns to
5286 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5288 (*cosdf2, *cossf2): Ditto.
5289 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5290 to match extended input operands.
5291 (sincos<mode>3): New expander.
5292 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5293 insn patterns and corresponding splitters.
5295 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5297 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5298 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5300 2007-01-09 Nicolas Pitre <nico@cam.org>
5303 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5305 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5307 * target.h (struct gcc_target): New field library_rtti_comdat.
5308 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5309 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5310 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5311 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5313 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5315 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5317 2007-01-08 Richard Guenther <rguenther@suse.de>
5319 * tree.h (force_fit_type_double): Export.
5320 (force_fit_type): Remove.
5321 * fold-const.c (force_fit_type_double): New function.
5322 (force_fit_type): Remove.
5323 (int_const_binop): Use it.
5324 (fold_convert_const_int_from_int): Likewise.
5325 (fold_convert_const_int_from_real): Likewise.
5326 (fold_div_compare): Likewise.
5327 (fold_sign_changed_comparison): Likewise.
5328 (fold_unary): Likewise.
5329 (fold_negate_const): Likewise.
5330 (fold_abs_const): Likewise.
5331 (fold_not_const): Likewise.
5332 * c-common.c (shorten_compare): Use force_fit_type_double.
5333 * convert.c (convert_to_pointer): Likewise.
5335 2007-01-08 Richard Guenther <rguenther@suse.de>
5337 * tree.h (build_int_cst_wide_type): Export.
5338 * tree.c (build_int_cst_wide_type): New function.
5339 (build_int_cst_wide): Fix comment.
5340 * builtins.c (fold_builtin_object_size): Use build_int_cst
5341 to build -1 or 0 of the correct type. Use fit_double_type
5342 to check for overflow.
5343 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5345 (decode_field_reference): Likewise.
5346 (all_ones_mask_p): Likewise.
5347 (native_interpret_int): Use build_int_cst_wide_type.
5348 (fold_binary): Use build_int_cst_type to build an all-ones
5350 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5352 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5354 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5356 2007-01-09 Ben Elliston <bje@au.ibm.com>
5358 * genautomata.c (STATS_OPTION): New option.
5359 (stats_flag): New flag.
5360 (gen_automata_option): Handle it.
5361 (initiate_automaton_gen): Ditto.
5362 (write_automata): Output statistics only if stats_flag is
5363 set. Likewise, output time statistics only if time_flag is set.
5364 * doc/md.texi (Processor pipeline description): Document new flag.
5366 2007-01-08 Richard Guenther <rguenther@suse.de>
5368 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5369 * tree.c (build_int_cst_type): Likewise.
5370 (size_in_bytes): Don't call force_fit_type on the result.
5371 (int_fits_type_p): Use fit_double_type.
5372 * fold-const.c (fit_double_type): New function.
5373 (force_fit_type): Use it.
5374 * tree.h (fit_double_type): Export.
5376 2007-01-08 Jan Hubicka <jh@suse.cz>
5378 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5379 * ipa.c (function_and_variable_visibility): Fix return type.
5381 2007-01-08 Richard Guenther <rguenther@suse.de>
5383 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5384 of offset to build the index.
5385 * tree-pretty-print.c (dump_generic_node): Don't build negated
5386 const just for printing.
5387 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5388 * builtins.c (fold_builtin_int_roundingfn): Check if result
5389 fits the type by using force_fit_type and comparing the result.
5390 * predict.c (predict_loops): Use compare_tree_int for comparison.
5391 * tree.c (build_int_cst): Fall back to integer_type_node for
5393 (build_int_cst_wide): Assert type is non-null.
5395 2007-01-08 Roberto Costa <roberto.costa@st.com>
5397 * tree-vrp.c (extract_range_from_cond_expr): New.
5398 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5399 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5401 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5402 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5403 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5404 used as expressions.
5405 * tree-object-size.c (cond_expr_object_size): New.
5406 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5408 2007-01-08 Jan Hubicka <jh@suse.cz>
5410 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5411 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5414 2007-01-08 Richard Guenther <rguenther@suse.de>
5416 PR tree-optimization/23603
5417 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5418 (extract_range_from_binary): Fall back to truthvalue instead of
5419 varying for TRUTH_*_EXPR.
5420 (extract_range_from_comparison): Fall back to truthvalue instead of
5422 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5423 if all visited PHI values were constant.
5425 2007-01-08 Jan Hubicka <jh@suse.cz>
5427 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5428 (cgraph_analyze_function): break out from ...
5429 (cgraph_finalize_compilation_unit): ... here.
5430 (cgraph_expand_function): Remove forgoten commented out line.
5431 (cgraph_optimize): Analyze functions.
5433 2007-01-08 Jan Hubicka <jh@suse.cz>
5435 * tree-pas.h (TODO_remove_function): New flag.
5436 (TODO_update*): Renumber.
5437 (pass_ipa_increase_alignment,
5438 pass_ipa_function_and_variable_visibility): New passes.
5439 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5440 (cgraph_function_and_variable_visibility): Move to ipa.c
5441 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5442 cgraph_increase_alignment.
5443 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5444 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5445 calling tree-inline.
5446 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5447 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5448 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5449 (gate_increase_alignment): New function.
5450 (pass_ipa_increase_alignment): New pass.
5451 * ipa.c: Inline tree-pass.h and timevar.h
5452 (function_and_variable_visibility): Move here from cgraphunit.c
5453 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5454 * passes.c (init_optimization_passes): Add the two new passes.
5455 (execute_todo): Handle cgraph_remove_functions.
5457 2007-01-08 Nick Clifton <nickc@redhat.com>
5459 * config/frv/predicates.md (reg_or_0_operand): Accept
5462 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5464 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5465 * config.gcc: Add bfin*-rtems*.
5467 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5469 * c.opt: Add -flax-vector-conversions.
5470 * c-typeck.c (convert_for_assignment): Pass flag to
5471 vector_types_convertible_p to allow emission of note.
5472 (digest_init): Likewise.
5473 * c-opts.c: Handle -flax-vector-conversions.
5474 * c-common.c (flag_lax_vector_conversions): New.
5475 (vector_types_convertible_p): Unless -flax-vector conversions
5476 has been passed, disallow conversions between vectors with
5477 differing numbers of subparts and/or element types. If such
5478 a conversion is disallowed, possibly emit a note on the first
5479 occasion only to inform the user of -flax-vector-conversions.
5480 The new last argument specifies this.
5481 * c-common.h (flag_lax_vector_conversions): New.
5482 (vector_types_convertible_p): Add extra argument.
5483 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5484 char_type_node for V*QI type vectors.
5485 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5486 Update to satisfy new typechecking rules.
5487 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5489 * doc/invoke.texi (C Dialect Options): Document
5490 -flax-vector-conversions.
5492 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5494 PR tree-optimization/29877
5495 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5496 a register variable on the RHS to not be replaceable.
5498 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5499 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5500 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5501 const_simm15, const_pow2, const_npow2): Added.
5502 * config/score/misc.md (insv, extv, extzv, movmemsi,
5503 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5504 * config/score/score.c (score_address_cost, score_select_cc_mode):
5506 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5507 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5508 Update score_print_operand.
5509 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5510 Adjust register allocate order and update some macro define.
5511 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5512 mdx_block_move_straight, mdx_block_move_loop_head,
5513 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5514 mdx_block_move): Added.
5515 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5516 mdp_limm): Updated and fix some bug and typo.
5517 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5518 (movsf, movdf, doloop_end): Added.
5520 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5522 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5523 config/arm/thumb2.md: Fix comment typos.
5524 * doc/extend.texi: Fix a typo.
5526 2007-01-07 Eric Christopher <echristo@apple.com>
5528 * configure.ac: Check for __stack_chk_fail for darwin.
5529 * configure: Regenerate.
5531 2007-01-07 Richard Guenther <rguenther@suse.de>
5533 * tree-vrp.c (extract_range_from_assert): CSE calls to
5534 compare_values where possible.
5535 (extract_range_from_unary_expr): Likewise.
5537 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5539 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5540 * config/avr/avr.c (call_insn_operand): Delete function.
5541 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5542 instead of register number. Use predicates.
5543 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5544 call_insn_operand): Add.
5546 2007-01-06 Jan Hubicka <jh@suse.cz>
5548 * tree-pass.h (pass_build_cgraph_edges): Declare.
5549 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5550 (visited_nodes): Remove.
5551 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5552 build_cgrpah_edges; make visited_nodes local.
5553 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5554 (record_references_in_initializer): Move to cgraphbuild.c
5555 (initialize_inline_failed, rebuild_cgraph_edges,
5556 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5557 (verify_cgraph_node): Make visited_nodes local.
5558 (cgraph_analyze_function): Do not call cgraph_create_edges and
5559 initialize_inline_failed.
5560 (cgraph_expand_function): Do not call cgraph_lower_function;
5561 assert that function is already lowered.
5562 * Makefile.in (cgraphbuild.o): New.
5563 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5564 at the end of lowering passes.
5566 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5568 * ifcvt.c (cond_move_convert_if_block): New function, code
5569 factored out from...
5570 (cond_move_process_if_block): ...here. Call the new function
5571 on the THEN and ELSE blocks.
5572 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5573 already takes care of this.
5575 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5578 * tree.h (TREE_OVERFLOW_P): New.
5579 * c-typeck.c (parser_build_unary_op): Warn only if result
5580 overflowed and operands did not.
5581 (parser_build_binary_op): Likewise.
5582 (convert_for_assignment): Remove redundant overflow_warning.
5583 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5585 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5587 * c-typeck.c (store_init_value): Split over two lines to follow
5588 the GNU coding style.
5590 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5592 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5593 __GXX_EXPERIMENTAL_CXX0X__.
5594 * doc/cpp.texi: Same.
5596 2007-01-05 Richard Guenther <rguenther@suse.de>
5599 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5600 with mismatched types. Instead explicitly build a
5601 conversion NOP_EXPR.
5603 2007-01-05 Ian Lance Taylor <iant@google.com>
5605 * c-common.c (decl_with_nonnull_addr_p): New function.
5606 (c_common_truthvalue_conversion): Call it.
5607 * c-typeck.c (build_binary_op): Likewise.
5608 * c-common.h (decl_with_nonnull_addr_p): Declare.
5610 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5613 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5616 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5618 * doc/install.texi (Final install): Document the fact that
5619 the GNAT runtime should not be stripped.
5621 2007-01-04 Jan Hubicka <jh@suse.cz>
5623 * tree-inline.c (fold_marked_statements): Update operand caches
5624 and EH after folding
5626 2007-01-04 Ian Lance Taylor <iant@google.com>
5628 * c-common.c (check_function_nonnull): Whitespace fix.
5630 2007-01-04 Jan Hubicka <jh@suse.cz>
5632 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5633 comitted older version of patch.
5634 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5635 function, celanup cfg and collect garbage.
5637 2007-01-04 Mike Stump <mrs@apple.com>
5639 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5642 2007-01-04 Eric Christopher <echristo@apple.com>
5644 * libgcc2.c (__bswapsi2): Use SItype.
5645 (__bswapdi2): Use DItype.
5646 * libgcc2.h: Update for above.
5648 2007-01-04 Paul Brook <paul@codesourcery.com>
5650 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5651 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5652 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5653 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5654 umulsi3_highpart): Make conditional on !arm_arch6.
5655 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5656 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5657 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5658 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5659 umulsi3_highpart_v6): New insns.
5661 2007-01-04 Roger Sayle <roger@eyesopen.com>
5663 * fold-const.c (fold_convert): When casting an expression to void,
5664 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5665 have a type. Instead of attempting to build a NOP_EXPR, return
5666 these "special" trees directly.
5668 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5670 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5671 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5672 rs6000_cost->fp not 0 as adjustment for outer NEG.
5674 2007-01-04 Jan Hubicka <jh@suse.cz>
5676 * cgraph.c (cgraph_release_function_body): New function.
5677 (cgraph_remove_node): Use it.
5678 * cgraph.h (cgraph_release_function_body): Declare.
5679 * cgraphunit.c (cgraph_expand_function): Use it.
5680 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5681 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5682 is initialized and while compilation of other function is running.
5683 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5684 statement CFG annotations from here to ...
5685 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5687 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5689 * cfgloop.h (enum li_flags): Make the constants powers of two.
5691 2007-01-04 Jan Hubicka <jh@suse.cz>
5693 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5695 (fold_marked_statements): New function.
5696 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5697 * tree-inline.h (copy_body_data): Add statements_to_fold.
5699 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5701 * config.gcc: Mention libgcc/config.host.
5702 * Makefile.in: Update comments mentioning libgcc.
5703 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5704 (all.cross, start.encap, rest.encap, rest.cross): Update
5705 dependencies for libgcc move.
5706 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5707 (clean-target, clean-target-libgcc): Delete.
5708 (srcdirify, GCC_EXTRA_PARTS): New macros.
5709 (libgcc-support, libgcc.mvars): New rules.
5710 (distclean): Remove mention of mklibgcc.
5711 (install): Don't reference INSTALL_LIBGCC.
5712 (install-common): Don't reference EXTRA_PARTS.
5713 (install-libgcc, install-multilib): Delete rules.
5714 * mklibgcc.in: Delete file.
5715 * doc/configfiles.texi: Don't mention mklibgcc.
5717 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5718 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5719 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5720 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5721 (mklibgcc, ldblspecs): Likewise.
5723 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5724 (posixpre.def): Use $(T).
5725 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5726 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5727 (SHLIB_LINK): Make dummy.
5728 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
5730 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
5732 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
5733 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
5734 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
5735 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
5737 * configure.ac (all_outputs): Remove mklibgcc.
5738 * configure: Regenerated.
5740 2007-01-03 Josh Conner <jconner@apple.com>
5743 * calls.c (compute_argument_addresses): Set stack and stack_slot
5744 for partial args, too.
5745 (store_one_arg): Use locate.size.constant for the size when
5746 generating a save_area.
5748 2007-01-03 Robert Kennedy <jimbob@google.com>
5750 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
5751 whose definitions are deleted due to basic block merging.
5753 2007-01-03 Paul Brook <paul@codesourcery.com>
5756 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
5758 (use_return_insn): Return 0 for Thumb interrupt functions.
5759 (print_multi_reg): Add rfe argument for IRQ returns.
5760 (arm_output_epilogue): Pop interrupt return address directly into PC.
5761 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
5763 2007-01-03 Paul Brook <paul@codesourcery.com>
5765 Merge from sourcerygxx-4_1.
5766 * config/arm/thumb2.md: New file.
5767 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
5769 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
5770 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5771 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
5772 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
5774 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5775 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
5777 * config/arm/ieee754-sf.S: Ditto.
5778 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
5779 (thumb1_base_register_rtx_p): ... to this.
5780 (thumb_index_register_rtx_p): Rename...
5781 (thumb1_index_register_rtx_p): ... to this.
5782 (thumb_output_function_prologue): Rename...
5783 (thumb1_output_function_prologue): ... to this.
5784 (thumb_legitimate_address_p): Rename...
5785 (thumb1_legitimate_address_p): ... to this.
5786 (thumb_rtx_costs): Rename...
5787 (thumb1_rtx_costs): ... to this.
5788 (thumb_compute_save_reg_mask): Rename...
5789 (thumb1_compute_save_reg_mask): ... to this.
5790 (thumb_final_prescan_insn): Rename...
5791 (thumb1_final_prescan_insn): ... to this.
5792 (thumb_expand_epilogue): Rename...
5793 (thumb1_expand_epilogue): ... to this.
5794 (arm_unwind_emit_stm): Rename...
5795 (arm_unwind_emit_sequence): ... to this.
5796 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
5797 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
5798 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
5799 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
5800 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
5801 thumb2_output_casesi): New functions.
5802 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
5803 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
5804 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
5805 THUMB2_WORK_REGS): Define.
5806 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
5807 arm_condexec_mask, arm_condexec_masklen)): New variables.
5808 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
5809 (arm_override_options): Check new CPU capabilities.
5810 Set new architecture flag variables.
5811 (arm_isr_value): Handle v7m interrupt functions.
5812 (user_return_insn): Return 0 for v7m interrupt functions. Handle
5814 (const_ok_for_arm): Handle Thumb-2 constants.
5815 (arm_gen_constant): Ditto. Use movw when available.
5816 (arm_function_ok_for_sibcall): Return false for v7m interrupt
5818 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
5819 (thumb_find_work_register, arm_load_pic_register,
5820 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
5821 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
5822 print_multi_reg, output_mov_long_double_fpa_from_arm,
5823 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
5824 output_mov_double_fpa_from_arm, output_move_double,
5825 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
5826 output_return_instruction, arm_output_function_prologue,
5827 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
5828 arm_output_mi_thunk, thumb_set_return_address): Ditto.
5829 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
5830 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
5831 (arithmetic_instr, shift_op): Use arm_shift_nmem.
5832 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
5834 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
5835 (thumb_expand_prologue): Use thumb_set_frame_pointer.
5836 (arm_file_start): Output directive for unified syntax.
5837 (arm_unwind_emit_set): Handle stack alignment instruction.
5838 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
5839 Add v6t2, v7, v7a, v7r and v7m.
5840 (RETLDM): Add Thumb-2 code.
5841 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
5842 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
5843 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
5844 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
5845 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
5846 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
5847 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
5848 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
5849 ADJUST_INSN_LENGTH): Define.
5850 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
5851 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
5852 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
5853 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
5854 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
5855 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
5856 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
5857 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
5858 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
5859 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
5860 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
5861 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
5862 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
5863 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
5864 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
5865 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
5866 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
5868 * config/arm/arm-tune.md: Regenerate.
5869 * config/arm/arm-protos.h: Update prototypes.
5870 * config/arm/vfp.md: Enable patterns for Thumb-2.
5871 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
5872 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
5873 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
5874 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
5875 * config/arm/libunwind.S: Add Thumb-2 code.
5876 * config/arm/constraints.md: Update include Thumb-2.
5877 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
5878 * config/arm/ieee754-df.S: Ditto.
5879 * config/arm/bpabi.S: Ditto.
5880 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
5881 * config/arm/predicates.md (low_register_operand,
5882 low_reg_or_int_operand, thumb_16bit_operator): New.
5883 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
5884 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
5885 * config/arm/t-arm-elf: Add armv7 multilib.
5886 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
5888 (UNSPEC_STACK_ALIGN, ce_count): New.
5889 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
5890 arm_zero_extendsidi2, arm_zero_extendqidi2): New
5892 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
5893 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
5894 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
5895 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
5896 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
5897 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
5899 * doc/extend.texi: Document ARMv7-M interrupt functions.
5900 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
5902 2007-01-03 Jakub Jelinek <jakub@redhat.com>
5904 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
5905 (struct _Unwind_Context): Rename args_size to flags, remove
5906 signal_frame field, add a new args_size field and version field.
5907 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
5908 _Unwind_IsExtendedContext): New inline functions.
5909 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
5910 Assume by_value array is only present if _Unwind_IsExtendedContext.
5911 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
5912 _Unwind_IsSignalFrame.
5913 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
5914 (uw_update_context_1): Use _Unwind_SetSignalFrame.
5915 (uw_init_context_1): Initialize context->flags to
5916 EXTENDED_CONTEXT_BIT.
5917 * config/rs6000/linux-unwind.h (frob_update_context): Use
5918 _Unwind_SetSignalFrame.
5920 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5923 * gimplify.c (gimplify_modify_expr_complex_part): Move below
5924 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
5927 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
5929 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
5930 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
5931 RET, AT_SP): Remove.
5932 * config/i386/i386.md (*sse_prologue_save_insn): Use return
5935 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5936 * cfgbuild.c (find_basic_blocks): Likewise.
5937 * cfgrtl.c (rtl_create_basic_block): Likewise.
5938 * function.c (temp_slots_at_level): Likewise.
5939 * reg-stack.c (stack_regs_mentioned): Likewise.
5940 * regclass.c (allocate_reg_info): Likewise.
5941 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5942 set_bb_for_stmt, move_block_to_fn): Likewise.
5943 * tree-complex.c (tree_lower_complex): Likewise.
5944 * vec.h (VEC_safe_grow_cleared): New.
5946 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
5948 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
5950 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
5951 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
5953 * cfgloopmanip.c (scale_loop_frequencies): Export.
5954 (loopify): Scale the frequencies by prescribed coefficients.
5955 (set_zero_probability): New function.
5956 (duplicate_loop_to_header_edge): Improve updating of frequencies.
5957 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
5958 and frequencies according to arguments.
5959 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
5961 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
5962 * modulo-sched.c (sms_schedule): Set probabilities for entering
5963 versioned loop correctly.
5964 * tree-vect-transform.c (vect_transform_loop): Ditto.
5965 * cfgloop.h (loopify, loop_version): Declaration changed.
5966 (scale_loop_frequencies): Declared.
5968 2007-01-02 Jan Hubicka <jh@suse.cz>
5970 * cgraph.c: Include tree-flow.h
5971 (cgraph_add_new-function): Handle IPA_SSA mode; execute
5973 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
5974 * tree-pass.h (pass_all_early_optimizations): Declare.
5975 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
5977 (cgraph_analyze_function): Do early_local_passes.
5978 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
5979 Do not add referenced vars.
5980 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
5982 (gate_all_early_local_passes): New gate.
5983 (pass_early_local_passes): Use new gate.
5984 (execute_early_local_optimizations): New functions.
5985 (gate_all_early_optimizations): New gate.
5986 (pass_all_early_optimizations): New pass.
5987 (execute_free_datastructures): Free SSA only when initialized.
5988 (gate_init_datastructures): Init only when optimizing.
5989 (tree_lowering_passes): Do early local passes when called late.
5990 * tree-profile.c (do_tree_profiling): Don't profile functions added
5992 (do_early_tree_profiling, pass_early_tree_profile): Kill.
5993 * tree-cfg.c (update_modified_stmts): Do not update when operands are
5995 * passes.c (init_optimizations_passes): Reorder so we go into SSA
5996 during early_local_passes.
5997 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6000 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6002 * Makefile.in: Update copyright year.
6004 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6006 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6007 in $(lang_checks) and check-consistency targets.
6009 2007-01-02 Jan Hubicka <jh@suse.cz>
6011 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6012 Do not add referenced vars.
6013 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6015 * passes.c (init_optimization_passes): Put mudflap_2 after
6016 free_datastructures.
6018 2007-01-02 Jan Hubicka <jh@suse.cz>
6020 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6021 Set NOTHROW flag on call statements proved to be nothrow.
6022 Update statement of local calls so new pure/const functions are
6023 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6025 (tree_rest_of_compilation): Register hooks and initialize bitmap
6026 early. Do not set after_inlining flag.
6028 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6030 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6031 HOST_BITS_PER_LONGLONG
6033 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6036 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6037 warning for non-static initializers.
6039 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6041 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6042 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6043 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6044 Always use set_unique_reg_note to add REG_EQUAL notes.
6046 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6049 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6051 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6052 * cfgbuild.c (find_basic_blocks): Likewise.
6053 * cfgrtl.c (rtl_create_basic_block): Likewise.
6054 * function.c (temp_slots_at_level): Likewise.
6055 * reg-stack.c (stack_regs_mentioned): Likewise.
6056 * regclass.c (allocate_reg_info): Likewise.
6057 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6058 set_bb_for_stmt, move_block_to_fn): Likewise.
6059 * tree-complex.c (tree_lower_complex): Likewise.
6060 * vec.h (VEC_safe_grow_cleared): New.
6062 2007-01-02 Ian Lance Taylor <iant@google.com>
6064 * c-common.c (c_common_truthvalue_conversion): When warning about
6065 using an assignment as a truth value, set TREE_NO_WARNING.
6067 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6070 * c.opt (Wold-style-declaration): New.
6071 * doc/invoke.texi (C-only Warning Options): New.
6072 (Wold-style-declaration): Document it.
6073 (Wextra): Enabled by -Wextra.
6074 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6075 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6076 -Wold-style-declaration.
6078 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6080 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6081 * cfgbuild.c (find_basic_blocks): Likewise.
6082 * cfgrtl.c (rtl_create_basic_block): Likewise.
6083 * function.c (temp_slots_at_level): Likewise.
6084 * reg-stack.c (stack_regs_mentioned): Likewise.
6085 * regclass.c (allocate_reg_info): Likewise.
6086 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6087 set_bb_for_stmt, move_block_to_fn): Likewise.
6088 * tree-complex.c (tree_lower_complex): Likewise.
6089 * vec.h (VEC_safe_grow_cleared): New.
6091 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6093 * c-common.c (c_common_nodes_and_builtins): Since variants of
6094 void_type_node get built before it is given a name, we need to
6095 give those variants the name, too.
6096 (complete_array_type): We need to work with the canonical main
6097 type of the array, from which we will build the qualified version.
6098 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6099 * print-tree.c (print_node): Display canonical type information
6101 * stor-layout.c (layout_type): When we don't know the
6102 alignment of a type for which we're building an array, we end up
6103 guessing wrong, so make the type require structural equality.
6104 * tree.c (make_node_stat): When we build a new type, it is its
6106 (build_type_attribute_qual_variant): When building an attribute
6107 variant, its canonical type is the non-attribute variant. However,
6108 if the attributes are target-dependent and they differ, we need to
6109 use structural equality checks for this type.
6110 (build_qualified_type): A qualified type is not equivalent to its
6111 unqualified variant; set the canonical type appropriately.
6112 (build_distinct_type_copy): When building a distinct type from
6113 another type, the new type is its own canonical type.
6114 (build_variant_type_copy): When building a new type variant, we
6115 assume that it is equivalent to the original type.
6116 (build_pointer_type_for_mode): When building a pointer type, also
6117 build a canonical type pointer.
6118 (build_reference_type_for_mode): When building a reference type,
6119 also build a canonical type reference.
6120 (build_index_type): When we can't hash an index type (e.g.,
6121 because its maximum value is negative), the index type requires
6122 structural equality tests.
6123 (build_array_type): Build the canonical form of an array type.
6124 (build_function_type): Function types require structural equality,
6125 because they contain default arguments, attributes, etc.
6126 (build_method_type_directly): Ditto for method types.
6127 (build_offset_type): Build the canonical offset type.
6128 (build_complex_type): Build the canonical vector type.
6129 (make_vector_type): Build the canonical vector type.
6130 * tree.h (TYPE_CANONICAL): New.
6131 (TYPE_STRUCTURAL_EQUALITY_P): New.
6132 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6133 (struct tree_type): Added "canonical" field.
6134 * params.h (VERIFY_CANONICAL_TYPES): New.
6135 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6136 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6137 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6138 * doc/invoke.texi (verify-canonical-types): Document --param
6139 parameter for verifying canonical types.
6141 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6143 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6144 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6145 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6146 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6148 * config/rs6000/e500.h: New.
6149 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6150 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6152 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6153 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6154 TARGET_E500_DOUBLE): Remove.
6155 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6156 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6157 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6158 * config/rs6000/rs6000.c (rs6000_override_options): Use
6161 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6163 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6164 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6165 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6166 rs6000_emit_cmove): Don't check TARGET_E500.
6167 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6168 sordered): Don't check TARGET_E500.
6170 2007-01-01 Eric Christopher <echristo@apple.com>
6172 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6173 HARD_REGISTER_NUM_P.
6175 2007-01-01 Roger Sayle <roger@eyesopen.com>
6177 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6178 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6179 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6182 2007-01-01 Mike Stump <mrs@apple.com>
6184 * configure.ac: Remove support for building with Apple's gcc-3.1.
6186 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6189 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6190 REG is a hard register. Do not modify REG before calling
6192 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6193 multiple of the size of YMODE for certain lowpart cases.
6195 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6198 * gimplify (voidify_wrapper_expr): Update for
6201 2007-01-01 Andreas Schwab <schwab@suse.de>
6204 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6205 save of BR0 in extra_spill_size instead of spill_size.
6206 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6208 (ia64_expand_epilogue): Restore BR0 from its new location.
6210 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6212 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6213 Use a temporary variable if the left hand side is not a gimple
6216 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6218 * gimplify.c (gimplify_return_expr): Make the temporary variable
6219 for the return expression, a gimple register variable.
6221 2007-01-01 Jan Hubicka <jh@suse.cz>
6223 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6226 2007-01-01 Mike Stump <mrs@apple.com>
6228 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6230 * config/darwin.c (machopic_select_rtx_section): Use
6232 (darwin_mergeable_constant_section): Likewise.
6233 * configure: Regenerate.
6234 * config.in: Regenerate.
6236 2007-01-01 Jan Hubicka <jh@suse.cz>
6237 Andrew Pinski <pinskia@gmail.com>
6239 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6240 before starting IPA passes.