1 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
4 notes on an insn with multiple sets, even if single_set returns
5 non-NULL for that insn.
7 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
12 2007-02-20 Geoffrey Keating <geoffk@apple.com>
14 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
15 if user didn't pass it.
16 * config/i386/darwin.h (CC1_SPEC): Likewise.
17 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
18 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
21 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22 Uros Bizjak <ubizjak@gmail.com>
24 * optabs.h (enum optab_index): Add new OTI_scalb.
25 (scalb_optab): Define corresponding macro.
26 * optabs.c (init_optabs): Initialize scalb_optab.
27 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
29 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
30 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
31 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
32 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
33 flag_unsafe_math_optimizations is set.
35 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
36 to implement scalbf, scalb and scalbl built-ins as inline x87
39 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
40 DJ Delorie <dj@redhat.com>
43 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
44 (diagnostic_report_diagnostic): ... here, and turn them into real
45 errors. If warnings are inhibited, no need to do anything.
47 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
49 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
50 better code generation.
52 2007-02-20 Ben Elliston <bje@au.ibm.com>
54 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
56 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
58 * config/alpha/alpha.c, config/alpha/alpha.md,
59 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
60 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
61 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
62 config/arm/lib1funcs.asm: Follow spelling conventions.
64 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
65 config/fr30/fr30.md, config/i386/i386.h,
66 config/iq2000/iq2000.h, config/iq2000/predicates.md,
67 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
68 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
69 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
70 config/rs6000/altivec.md, config/rs6000/rs6000.c,
71 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
72 config/sparc/sparc.c, config/sparc/sparc.h,
73 config/sparc/sparc.md, config/spu/constraints.md,
74 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
77 2007-02-20 Alan Modra <amodra@bigpond.net.au>
80 * varasm.c (use_blocks_for_decl_p): Return false for decls with
83 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
85 * doc/invoke.texi (-ftree-lrs): Remove.
87 2007-02-19 Diego Novillo <dnovillo@redhat.com>
89 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
92 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
94 * config/ia64/ia64.c (ia64_expand_builtin): Use the
95 new CALL_EXPR_FN macro for retrieving the function
96 declaration of the input expression.
98 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
100 * c.opt (Waddress): New.
101 * common.opt (Walways-true): Delete.
102 (Wstring-literal-comparison): Delete.
103 * doc/invoke.texi (Warning Options): Delete -Walways-true and
104 -Wstring-literal-comparison. Add -Waddress.
106 (Walways-true): Delete.
107 (Wstring-literal-comparison): Delete.
108 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
109 consistently instead of -Walways-true in example.
110 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
111 * c-typeck.c (parser_build_binary_op): Replace
112 -Wstring-literal-comparison and -Walways-true with -Waddress.
113 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
116 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
118 * tree-cfg.c (dump_function_to_file): Be prepared for functions
119 without DECL_STRUCT_FUNCTION initialized.
121 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
123 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
124 due to calls to functions taking pointers as parameters.
126 2007-02-19 Richard Henderson <rth@redhat.com>
129 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
132 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
134 * config/s390/s390.c (s390_call_saved_register_used,
135 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
136 accessed to the new scheme.
138 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
140 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
141 (cris_print_index, cris_print_operand, cris_print_operand_address)
142 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
143 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
144 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
146 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
147 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
148 GO_IF_LEGITIMATE_ADDRESS): Ditto.
149 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
150 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
151 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
152 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
153 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
154 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
155 (uminsi3, call, call_value): Ditto.
156 (define_split: indir_to_reg_split, unnamed): Ditto.
158 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
160 PR tree-optimization/30975
161 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
164 2007-02-18 Eric Christopher <echristo@gmail.com>
166 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
167 Remove use of arglist.
168 (mips_expand_builtin): Remove use of arglist, pass in expr.
169 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
170 (mips_expand_builtin_movtf): Ditto.
171 (mips_expand_builtin_compare): Ditto.
173 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
175 * tree-sra.c (sra_build_assignment): Replace assertion
176 checking with a comment explaining why it can't be done.
178 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
181 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
182 during CALL_EXPR representation conversion.
183 * tree-ssa-propagate.c (set_rhs): Likewise.
185 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
187 * tree-sra.c (sra_build_assignment): Disable assertion checking
190 2007-02-18 Roger Sayle <roger@eyesopen.com>
192 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
193 instead of calling build2 with a GIMPLE_MODIFY_STMT.
194 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
196 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
197 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
198 gimplify_init_ctor_eval_range, gimple_push_cleanup,
199 gimplify_omp_for, gimplify_omp_atomic_pipeline,
200 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
201 force_gimple_operand): Likewise.
202 * ipa-cp.c (constant_val_insert): Likewise.
203 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
204 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
205 perfect_nestify): Likewise.
206 * langhooks.c (lhd_omp_assignment): Likewise.
207 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
208 lower_copyprivate_clauses, lower_send_clauses,
209 lower_send_shared_vars, expand_parallel_call,
210 expand_omp_for_generic, expand_omp_for_static_nochunk,
211 expand_omp_for_static_chunk, expand_omp_sections,
212 lower_omp_single_copy, lower_omp_for_lastprivate,
213 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
214 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
215 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
218 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
220 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
221 config/sh/sh.md: Follow spelling conventions.
223 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
224 config/frv/predicates.md: Follow spelling conventions.
226 * config/m68k/linux-unwind.h: Fix a comment typo.
227 * target.h: Follow spelling conventions.
229 2007-02-18 Roger Sayle <roger@eyesopen.com>
231 PR rtl-optimization/28173
232 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
233 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
234 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
235 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
236 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
238 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
240 * builtins.c (fold_builtin_load_exponent): New.
241 (fold_builtin_2): Use it.
243 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
245 PR rtl-optimization/30773
246 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
247 if we fail to attach a REG_EQUIV note.
249 2007-02-18 David Edelsohn <edelsohn@gnu.org>
250 Roger Sayle <roger@eyesopen.com>
252 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
254 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
256 * calls.c (initialize_argument_information): Pass original EXP
257 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
258 code to split complex arguments here, as part of initializing the
260 (expand_call): Remove code that builds a list of arguments and
261 inserts implicit arguments into it. Instead, just count how many
262 implicit arguments there will be so we can determine the size of
263 the ARGS array, and let initialize_argument_information do the work.
264 (split_complex_values): Delete unused function.
266 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
268 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
270 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
272 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
273 for arg pointer based indexed addressing.
275 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
277 * config/ia64/ia64.h, config/ia64/ia64.md,
278 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
279 spelling conventions.
281 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
283 * config/m68k/m68k.c (split_di): New.
284 * config/m68k/m68k-protos.h: Declare split_di.
285 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
286 Improve predicate handling and split constant shifts.
288 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
290 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
291 parameter for register bitfield operations, general predicates
294 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
296 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
297 * config/m68k/linux-unwind.h: New file.
299 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
301 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
302 config/i386/athlon.md, config/ia64/ia64.md,
303 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
304 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
305 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
306 tree-ssa-loop-niter.c, tree-vect-analyze.c,
307 tree-vect-transform.c: Fix comment typos.
309 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
311 * sched-deps.c (find_insn_list): Remove.
312 * sched-int.h: Remove the prototype for find_insn_list.
314 2007-02-16 Geoffrey Keating <geoffk@apple.com>
316 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
318 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
319 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
320 darwin_rs6000_override_options.
321 (C_COMMON_OVERRIDE_OPTIONS): Expect
322 darwin_macosx_version_min to be non-NULL always.
323 (TARGET_C99_FUNCTIONS): Likewise.
324 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
325 (DARWIN_MINVERSION_SPEC): New.
326 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
327 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
329 (DARWIN_MINVERSION_SPEC): New.
330 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
332 * config/darwin-c.c (darwin_cpp_builtins): Expect
333 darwin_macosx_version_min to be non-NULL always.
335 * config/rs6000/rs6000.c: Clean up trailing whitespace.
337 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
339 * config/i386/i386.h (x86_use_xchgb): New.
340 (TARGET_USE_XCHGB): New macro.
341 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
342 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
343 Split after reload into bswaphi for shifts of 8.
344 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
345 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
346 or when optimizing for size.
348 2007-02-16 Richard Guenther <rguenther@suse.de>
349 Christian Bruel <christian.bruel@st.com>
351 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
352 DECLs but prefer SSA_NAMEs over DECLs.
354 2007-02-16 Richard Guenther <rguenther@suse.de>
356 * tree-flow-inline.h (single_imm_use_p): Remove.
357 (zero_imm_uses_p): Likewise.
358 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
359 instead of single_imm_use_p.
360 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
363 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
366 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
367 nested double- and backquotes.
369 2007-02-15 Roger Sayle <roger@eyesopen.com>
372 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
373 should be unreachable.
374 (build2_stat): Allow construction of MODIFY_EXPR at any time.
375 For the time being redirect GIMPLE_MODIFY_STMT to the new
376 (renamed) build_gimple_modify_stmt_stat.
377 (build2_gimple_stat): Rename to...
378 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
379 Always build a GIMPLE_MODIFY_STMT node.
380 * tree.h (build2_gimple, build2_gimple_stat): Delete.
381 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
384 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
385 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
386 * tree-complex.c (set_component_ssa_name, expand_complex_move,
387 expand_complex_div_wide): Likewise.
388 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
389 * tree-ssa-loop-im.c (schedule_sm): Likewise.
390 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
391 * tree-ssa-loop-manip.c (create_iv): Likewise.
392 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
393 abs_replacement): Likewise.
394 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
395 realify_fake_stores): Likewise.
397 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
398 node rather than a GIMPLE_MODIFY_STMT node.
399 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
400 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
402 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
403 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
406 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
409 * fold-const.c (fold_comparison): Add back the
410 folding of constant complex comparisions.
412 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
415 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
416 effects unknown to this function, return early.
418 2007-02-15 Ian Lance Taylor <iant@google.com>
420 * lower-subreg.c (move_eh_region_note): New static function.
421 (resolve_simple_move): Call it.
422 (decompose_multiword_subregs): Track blocks for which we resolve a
423 simple move which is also a control flow insn. Pass them to
424 find_many_sub_basic_blocks.
425 (pass_lower_subreg): Add TODO_verify_flow.
426 (pass_lower_subreg2): Likewise.
428 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
429 Brooks Moses <brooks.moses@codesourcery.com>
430 Lee Millward <lee.millward@codesourcery.com>
432 * tree.h (enum tree_code_class): Add tcc_vl_exp.
433 (VL_EXP_CLASS_P): New.
434 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
436 (TREE_OPERAND_CHECK_CODE): Likewise.
437 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
438 (TREE_RTL_OPERAND_CHECK): Likewise.
439 (tree_operand_check_failed): Make second parameter the whole tree
440 instead of its code. Fixed callers.
442 (TREE_OPERAND_LENGTH): New.
443 (VL_EXP_OPERAND_LENGTH): New.
445 (CALL_EXPR_STATIC_CHAIN): New.
446 (CALL_EXPR_ARGS): New.
447 (CALL_EXPR_ARG): New.
448 (call_expr_nargs): New.
449 (CALL_EXPR_ARGP): New.
450 (build_nt_call_list): Declare.
451 (build_vl_exp_stat): Declare.
453 (build_call_list): Declare.
454 (build_call_nary): Declare.
455 (build_call_valist): Declare.
456 (build_call_array): Declare.
457 (call_expr_arg): Declare.
458 (call_expr_argp): Declare.
459 (call_expr_arglist): Declare.
460 (fold_build_call_list): Declare.
461 (fold_build_call_list_initializer): Declare.
462 (fold_call_expr): Declare to replace fold_builtin.
463 (fold_builtin_fputs): Update to agree with modified definition.
464 (fold_builtin_strcpy): Likewise.
465 (fold_builtin_strncpy): Likewise.
466 (fold_builtin_memory_chk): Likewise.
467 (fold_builtin_stxcpy_chk): Likewise.
468 (fold_builtin_strncpy_chk): Likewise.
469 (fold_builtin_next_arg): Likewise.
470 (fold_build_call_expr): Declare.
471 (fold_builtin_call_list): Declare.
472 (fold_builtin_call_valist): Declare.
473 (build_call_expr): Declare.
474 (validate_arglist): Update to agree with modified definition.
475 (tree_operand_length): New.
476 (call_expr_arg_iterator): New.
477 (init_call_expr_arg_iterator): New.
478 (next_call_expr_arg): New.
479 (first_call_expr_arg): New.
480 (more_call_expr_args_p): New.
481 (FOR_EACH_CALL_EXPR_ARG): New.
483 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
485 (tree_code_size): Update documentation. Use sizeof (tree) rather
486 than sizeof (char *).
487 (tree_size): Likewise. Add case for tcc_vl_exp.
488 (tree_node_structure): Add case for tcc_vl_exp.
489 (contains_placeholder_p): Likewise.
490 (substitute_in_expr): Likewise.
491 (substitute_placeholder_in_expr): Likewise.
492 (stabilize_reference_1): Likewise.
493 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
494 to diagnose breakage of this interface for constructing CALL_EXPRs.
495 (build_nt): Add similar assertion here.
496 (build_nt_call_list): New.
497 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
498 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
500 (get_callee_fndecl): Use new CALL_EXPR accessors.
501 (tree_operand_check_failed): Change parameters to pass entire node
502 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
503 (process_call_operands): New.
504 (build_vl_exp_stat): New.
505 (build_call_list): New.
506 (build_call_nary): New.
507 (build_call_valist): New.
508 (build_call_array): New.
509 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
510 (call_expr_arglist): New.
512 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
513 tcc_vl_exp instead of a fixed-size tcc_expression.
515 * doc/c-tree.texi (CALL_EXPR): Document new representation and
516 accessors for CALL_EXPRs.
517 (AGGR_INIT_EXPR): Likewise.
519 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
520 Brooks Moses <brooks.moses@codesourcery.com>
521 Lee Millward <lee.millward@codesourcery.com>
523 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
524 (expand_builtin_nonlocal_goto): Change parameter to be entire
525 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
526 (expand_builtin_prefetch): Likewise.
527 (expand_builtin_classify_type): Likewise.
528 (mathfn_built_in): Return NULL_TREE instead of 0.
529 (expand_errno_check): Use new CALL_EXPR accessors.
530 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
531 Return NULL_RTX instead of 0.
532 (expand_builtin_mathfn_2): Likewise.
533 (expand_builtin_mathfn_3): Likewise.
534 (expand_builtin_interclass_mathfn): Likewise.
535 (expand_builtin_sincos): Likewise.
536 (expand_builtin_cexpi): Likewise.
537 (expand_builtin_int_roundingfn): Likewise.
538 (expand_builtin_int_roundingfn_2): Likewise.
539 (expand_builtin_pow): Likewise.
540 (expand_builtin_powi): Likewise.
541 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
542 of arglist, fixing callers appropriately. Use new CALL_EXPR
543 accessors and constructors. Return NULL_RTX instead of 0.
544 (expand_builtin_strstr): Likewise.
545 (expand_builtin_strchr): Likewise.
546 (expand_builtin_strrchr): Likewise.
547 (expand_builtin_strpbrk): Likewise.
548 (expand_builtin_memcpy): Likewise.
549 (expand_builtin_mempcpy): Likewise.
550 (expand_builtin_mempcpy_args): New.
551 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
552 (expand_builtin_memmove_args): New.
553 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
554 (expand_movstr): Likewise.
555 (expand_builtin_strcpy): Likewise.
556 (expand_builtin_strcpy_args): New.
557 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
558 (expand_builtin_strncpy): Likewise.
559 (expand_builtin_memset): Likewise.
560 (expand_builtin_memset_args): New.
561 (expand_builtin_bzero): Similarly to expand_builtin_memset.
562 (expand_builtin_memcmp): Likewise.
563 (expand_builtin_strcmp): Likewise.
564 (expand_builtin_strncmp): Likewise.
565 (expand_builtin_strcat): Likewise.
566 (expand_builtin_strncat): Likewise.
567 (expand_builtin_strspn): Likewise.
568 (expand_builtin_strcspn): Likewise.
569 (expand_builtin_args_info): Likewise.
570 (expand_builtin_va_start): Likewise.
571 (gimplify_va_arg_expr): Likewise.
572 (expand_builtin_va_end): Likewise.
573 (expand_builtin_va_copy): Likewise.
574 (expand_builtin_frame_address): Likewise.
575 (expand_builtin_alloca): Likewise.
576 (expand_builtin_bswap): Likewise.
577 (expand_builtin_unop): Likewise.
578 (expand_builtin_fputs): Likewise.
579 (expand_builtin_expect): Likewise.
580 (expand_builtin_fabs): Likewise.
581 (expand_builtin_copysign): Likewise.
582 (expand_builtin_printf): Likewise.
583 (expand_builtin_fprintf): Likewise.
584 (expand_builtin_sprintf): Likewise.
585 (expand_builtin_init_trampoline): Likewise.
586 (expand_builtin_signbit): Likewise.
587 (expand_builtin_fork_or_exec): Likewise.
588 (expand_builtin_sync_operation): Likewise.
589 (expand_builtin_compare_and_swap): Likewise.
590 (expand_builtin_lock_test_and_set): Likewise.
591 (expand_builtin_lock_release): Likewise.
592 (expand_builtin): Likewise.
593 (builtin_mathfn_code): Likewise.
595 (fold_builtin_constant_p): Pass call arguments individually instead
596 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
597 accessors and constructors. Return NULL_TREE instead of 0.
598 (fold_builtin_expect): Likewise.
599 (fold_builtin_classify_type): Likewise.
600 (fold_builtin_strlen): Likewise.
601 (fold_builtin_nan): Likewise.
602 (integer_valued_real_p): Likewise.
603 (fold_trunc_transparent_mathfn): Likewise.
604 (fold_fixed_mathfn): Likewise.
605 (fold_builtin_cabs): Likewise.
606 (fold_builtin_sqrt): Likewise.
607 (fold_builtin_cbrt): Likewise.
608 (fold_builtin_cos): Likewise.
609 (fold_builtin_cosh): Likewise.
610 (fold_builtin_tan): Likewise.
611 (fold_builtin_sincos): Likewise.
612 (fold_builtin_cexp): Likewise.
613 (fold_builtin_trunc): Likewise.
614 (fold_builtin_floor): Likewise.
615 (fold_builtin_ceil): Likewise.
616 (fold_builtin_round): Likewise.
617 (fold_builtin_int_roundingfn): Likewise.
618 (fold_builtin_bitop): Likewise.
619 (fold_builtin_bswap): Likewise.
620 (fold_builtin_logarithm): Likewise.
621 (fold_builtin_hypot): Likewise.
622 (fold_builtin_pow): Likewise.
623 (fold_builtin_powi): Likewise.
624 (fold_builtin_exponent): Likewise.
625 (fold_builtin_memset): Likewise.
626 (fold_builtin_bzero): Likewise.
627 (fold_builtin_memory_op): Likewise.
628 (fold_builtin_bcopy): Deleted; call site changed to invoke
629 fold_builtin_memory_op directly.
630 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
631 (fold_builtin_strncpy): Likewise.
632 (fold_builtin_memcmp): Likewise.
633 (fold_builtin_strcmp): Likewise.
634 (fold_builtin_strncmp): Likewise.
635 (fold_builtin_signbit): Likewise.
636 (fold_builtin_copysign): Likewise.
637 (fold_builtin_isascii): Likewise.
638 (fold_builtin_toascii): Likewise.
639 (fold_builtin_isdigit): Likewise.
640 (fold_builtin_fabs): Likewise.
641 (fold_builtin_abs): Likewise.
642 (fold_builtin_fmin_fmax): Likewise.
643 (fold_builtin_carg): Likewise.
644 (fold_builtin_classify): Likewise.
645 (fold_builtin_unordered_cmp): Likewise.
647 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
648 New functions split out from fold_builtin_1.
649 (fold_builtin_n): New.
650 (fold_builtin_varargs): New.
651 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
653 (fold_call_expr): New.
654 (build_function_call_expr): Rewrite to use new helper function.
655 (fold_builtin_call_list): New.
656 (build_call_expr): New.
657 (fold_builtin_call_valist): New.
658 (rewrite_call_expr): New.
660 (validate_arglist): Change parameter to be entire CALL_EXPR instead
661 of an arglist. Change return type to bool. Use new CALL_EXPR
664 (fold_builtin_strstr): 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_strchr): Likewise.
668 (fold_builtin_strrchr): Likewise.
669 (fold_builtin_strpbrk): Likewise.
670 (fold_builtin_strcat): Likewise.
671 (fold_builtin_strncat): Likewise.
672 (fold_builtin_strspn): Likewise.
673 (fold_builtin_strcspn): Likewise.
674 (fold_builtin_fputs): Likewise.
675 (fold_builtin_next_arg): Likewise.
676 (fold_builtin_sprintf): Likewise.
678 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
679 NULL_RTX instead of 0.
680 (expand_builtin_memory_chk): Likewise.
681 (maybe_emit_chk_warning): Likewise.
682 (maybe_emit_sprintf_chk_warning): Likewise.
684 (fold_builtin_object_size): Pass call arguments individually instead
685 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
686 accessors and constructors. Return NULL_TREE instead of 0.
687 (fold_builtin_memory_chk): Likewise.
688 (fold_builtin_stxcpy_chk): Likewise.
689 (fold_builtin_strncpy_chk): Likewise.
690 (fold_builtin_strcat_chk): Likewise.
691 (fold_builtin_strcat_chk): Likewise.
692 (fold_builtin_strncat_chk): Likewise.
693 (fold_builtin_sprintf_chk): Likewise.
694 (fold_builtin_snprintf_chk): Likewise.
695 (fold_builtin_printf): Likewise.
696 (fold_builtin_vprintf): Likewise.
698 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
700 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
701 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
702 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
703 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
704 (fold_unary): Likewise.
705 (fold_binary): Likewise.
706 (fold_ternary): Remove CALL_EXPR case, since they are no longer
708 (fold): Add logic for tcc_vl_exp.
709 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
710 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
711 (fold_build3_stat): Add assertion to flag broken interface for
712 constructing CALL_EXPRs.
713 (fold_build_call_list): New.
714 (fold_build_call_list_initializer): New.
715 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
717 (fold_strip_sign_ops): Likewise.
719 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
720 Brooks Moses <brooks.moses@codesourcery.com>
721 Lee Millward <lee.millward@codesourcery.com>
723 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
724 accessors and dump arguments explicitly.
726 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
728 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
730 (print_call_name): Use new CALL_EXPR accessors.
732 * print-tree.c (print_node): Add case tcc_vl_exp. Print
733 CALL_EXPR arguments explicitly instead of as a list. Use
734 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
736 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
737 (vrp_visit_stmt): Likewise.
739 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
740 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
742 (force_move_till_expr): Likewise.
744 * targhooks.c (default_external_stack_protect_fail): Use
745 build_call_expr instead of build_function_call_expr.
746 (default_hidden_stack_protect_fail): Likewise.
748 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
751 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
752 and walk arguments explicitly.
754 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
755 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
756 (expand_simple_operations): Likewise.
757 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
759 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
761 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
763 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
764 instead of TREE_CODE_LENGTH.
766 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
767 (tree_ic_transform): Likewise.
768 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
769 parameter instead of arglist. Fix callers.
770 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
771 (tree_stringops_transform): Likewise.
772 (tree_indirect_call_to_profile): Likewise.
773 (tree_stringops_values_to_profile): Likewise.
775 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
776 (eliminate_tail_call): Likewise.
778 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
780 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
781 Use TREE_OPERAND_LENGTH and generalize to handle any number of
783 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
785 * omp-low.c (build_omp_barrier): Use build_call_expr.
786 (lower_rec_input_clauses): Likewise.
787 (lower_reduction_clauses): Likewise.
788 (expand_parallel_call): Likewise.
789 (maybe_catch_exception): Likewise.
790 (expand_omp_for_generic): Likewise.
791 (expand_omp_for_static_nochunk): Likewise.
792 (expand_omp_sections): Likewise.
793 (lower_omp_single_simple): Likewise.
794 (lower_omp_single_copy): Likewise.
795 (lower_omp_master): Likewise.
796 (lower_omp_ordered): Likewise.
797 (lower_omp_critical): Likewise.
799 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
800 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
802 * tree-gimple.c (is_gimple_call_addr): Fix doc.
803 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
804 TREE_CODE_LENGTH. Add tcc_vl_exp case.
806 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
807 and generalize to handle any number of operands.
808 (chrec_contains_undetermined): Likewise.
809 (tree_contains_chrecs): Likewise.
810 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
812 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
814 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
815 fold_call_expr instead of fold_builtin.
816 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
817 match declarations there.
818 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
821 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
822 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
824 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
825 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
827 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
830 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
831 (execute_cse_sincos): Use new CALL_EXPR accessors.
833 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
835 * gimple-low.c (lower_function_body): Use build_call_expr.
836 (lower_builtin_setjmp): Likewise.
838 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
839 (set_storage_via_libcall): Likewise.
840 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
841 instead of TREE_CODE_LENGTH.
842 (expand_expr_real_1): Use new CALL_EXPR accessors.
844 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
845 generalize to handle any number of operands.
846 (TB_parent_eq): Likewise.
848 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
849 (strip_builtin_expect): Likewise.
851 * function.c (gimplify_parameters): Use build_call_expr.
853 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
854 instead of TREE_CODE_LENGTH.
856 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
857 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
859 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
862 * gimplify.c (build_stack_save_restore): Use build_call_expr.
863 (gimplify_decl_expr): Likewise.
864 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
865 Use new CALL_EXPR iterators.
866 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
867 (gimplify_modify_expr_to_memset): Likewise.
868 (gimplify_variable_sized_compare): Likewise.
869 (gimplify_omp_atomic_fetch_op): Likewise.
870 (gimplify_omp_atomic_pipeline): Likewise.
871 (gimplify_omp_atomic_mutex): Likewise.
872 (gimplify_function_tree): Likewise.
874 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
875 (call_expr_flags): Likewise.
876 (expand_call): Likewise.
878 * except.c (expand_builtin_eh_return_data_regno): Pass entire
879 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
882 * coverage.c (create_coverage): Use build_call_expr.
884 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
885 (temp_call_expr_obstack): New.
886 (pool_copy_list): Delete.
887 (temp_copy_call_expr): New.
888 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
889 CALL_EXPR accessors. Get rid of special goo for copying argument
890 lists and use temp_copy_call_expr instead.
891 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
893 (create_expression_by_pieces): Likewise. Use build_call_array
894 to construct the result instead of fold_build3.
895 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
896 dealing with argument lists.
897 (init_pre): Remove references to expression_node_pool and
898 list_node_pool. Init temp_call_expr_obstack instead.
899 (fini_pre): Remove references to expression_node_pool and
902 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
903 and walk arguments explicitly instead of as a list.
905 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
906 (mx_register_decls): Likewise.
907 (mudflap_register_call): Likewise.
908 (mudflap_finish_file): Likewise.
910 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
911 (ipa_callsite_compute_param): Likewise.
913 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
914 accessors and constructor.
916 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
917 accessors and constructor.
918 (convert_tramp_reference): Likewise.
919 (convert_call_expr): Likewise.
920 (finalize_nesting_tree_1): Likewise.
922 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
925 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
927 * tree-inline.c (initialize_inlined_parameters): Pass entire
928 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
930 (estimate_num_insns_1): Use new CALL_EXPR accessors.
931 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
933 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
934 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
935 (vectorizable_reduction): Likewise.
936 (vectorizable_call): Use new CALL_EXPR iterators.
937 (vectorizable_conversion): Use build_call_expr.
938 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
939 (vect_gen_widened_results_half): Use build_call_expr.
940 (vect_setup_realignment): Likewise.
941 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
943 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
944 (pass_through_call): Likewise.
945 (compute_object_sizes): Likewise. Use fold_call_expr instead of
948 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
949 (tree_gen_pow2_profiler): Likewise.
950 (tree_gen_one_value_profiler): Likewise.
951 (tree_gen_ic_func_profiler): Likewise.
952 (tree_gen_average_profiler): Likewise.
953 (tree_gen_ior_profiler): Likewise.
955 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
956 (find_func_aliases): Use new CALL_EXPR accessors. Add case
957 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
959 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
962 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
965 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
967 (convert_to_integer): Likewise.
969 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
972 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
973 Brooks Moses <brooks.moses@codesourcery.com>
974 Lee Millward <lee.millward@codesourcery.com>
976 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
978 * config/frv/frv.c (frv_expand_builtin): Likewise.
979 * config/s390/s390.c (s390_expand_builtin): Likewise.
981 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
982 (sparc_expand_builtin): Use new CALL_EXPR accessors.
984 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
985 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
986 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
987 (ix86_expand_store_builtin): Likewise.
988 (ix86_expand_unop_builtin): Likewise.
989 (ix86_expand_unop1_builtin): Likewise.
990 (ix86_expand_sse_compare): Likewise.
991 (ix86_expand_sse_comi): Likewise.
992 (ix86_expand_vec_init_builtin): Likewise.
993 (ix86_expand_vec_ext_builtin): Likewise.
994 (ix86_expand_vec_set_builtin): Likewise.
995 (ix86_expand_builtin): Use new CALL_EXPR accessors.
997 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
998 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1000 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1001 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1002 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1004 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1006 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1007 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1008 arglist. Use new CALL_EXPR accessors. Fix callers.
1009 (altivec_expand_abs_builtin): Likewise.
1010 (rs6000_expand_binop_builtin): Likewise.
1011 (altivec_expand_predicate_builtin): Likewise.
1012 (altivec_expand_lv_builtin): Likewise.
1013 (spe_expand_stv_builtin): Likewise.
1014 (altivec_expand_stv_builtin): Likewise.
1015 (rs6000_expand_ternop_builtin): Likewise.
1016 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1017 (altivec_expand_st_builtin): Likewise.
1018 (altivec_expand_dst_builtin): Likewise.
1019 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1020 arglist. Use new CALL_EXPR accessors. Fix callers.
1021 (altivec_expand_vec_set_builtin): Likewise.
1022 (altivec_expand_vec_ext_builtin): Likewise.
1023 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1024 (spe_expand_builtin): Likewise.
1025 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1026 arglist. Use new CALL_EXPR accessors. Fix callers.
1027 (spe_expand_evsel_builtin): Likewise.
1028 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1029 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1031 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1032 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1033 (arm_expand_unop_builtin): Likewise.
1034 (arm_expand_builtin): Use new CALL_EXPR accessors.
1036 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1039 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1040 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1041 (bfin_expand_unop_builtin): Likewise.
1042 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1044 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1045 Brooks Moses <brooks.moses@codesourcery.com>
1046 Lee Millward <lee.millward@codesourcery.com>
1048 * c-semantics.c (build_stmt): Add internal diagnostic check.
1050 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1051 accessors. Print arguments explicitly instead of as a list.
1053 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1055 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1056 (c_finish_omp_flish): Likewise.
1058 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1059 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1060 instead of TREE_CODE_LENGTH.
1061 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1062 (c_warn_unused_result): Likewise.
1064 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1067 * doc/invoke.texi (Warning Options): Remove
1068 -Werror-implicit-function-declaration.
1069 (Wimplicit-function-declaration): Update description.
1070 * opts.c (common_handle_option): Move handling of -Werror=* to...
1071 (enable_warning_as_error): ...here.
1072 * opts.h (enable_warning_as_error): Declare.
1073 * c-decl.c (implicit_decl_warning): Unless
1074 -Wno-implicit-function-declaration is given, emit a pedwarn if
1075 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1076 * c.opt (Wimplicit-function-declaration): Replace
1077 mesg_implicit_function_declaration with
1078 warn_implicit_function_declaration.
1079 * c-opts.c (c_common_handle_option):
1080 -Werror-implicit-function-declaration is exactly equal as
1081 -Werror=implicit-function-declaration.
1082 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1083 warn_implicit_function_declaration.
1084 (c_common_post_options): -Wimplict-function-declaration is enabled
1085 by default by -std=c99, otherwise is disabled by default.
1086 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1088 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1090 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1091 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1092 former is ignored but not the latter.
1094 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1096 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1097 is made and the reference doesn't use the alias set of its type,
1098 do not create the temporary using that type.
1100 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1102 * jump.c: Remove prototypes for delete_computation and
1103 delete_prior_computation.
1105 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1107 * jump.c (get_label_after): Delete.
1108 (get_label_before, delete_computation, delete_jump,
1109 delete_prior_computation, follow_jumps): Move...
1110 * reorg.c (delete_computation, delete_prior_computation): ... here...
1111 (get_label_before, delete_jump): ... making these static ...
1112 (follow_jumps): ... and simplifying this since it only runs after
1114 * rtl.h (get_label_after, get_label_before, delete_jump,
1115 follow_jumps): Delete prototypes.
1117 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1119 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1121 2007-02-15 Nick Clifton <nickc@redhat.com>
1123 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1124 order to prevent it from being munged by the target.
1126 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1128 * config/i386/i386.md: Remove misleading comment.
1130 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1132 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1133 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1136 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1138 * tree-sra.c (instantiate_missing_elements): Canonicalize
1140 (sra_build_assignment): New.
1141 (generate_copy_inout, generate_element_copy,
1142 generate_element_zero, generate_one_element_init): Use it.
1144 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1146 * tree-sra.c (instantiate_missing_elements): Canonicalize
1148 (sra_build_assignment): New.
1149 (generate_copy_inout, generate_element_copy,
1150 generate_element_zero, generate_one_element_init): Use it.
1152 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1154 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1157 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1159 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1160 types as aggregates not scalars.
1161 * function.c (assign_stack_temp_for_type): Likewise.
1163 2007-02-14 Roger Sayle <roger@eyesopen.com>
1164 Zdenek Dvorak <dvorakz@suse.cz>
1166 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1169 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1171 * passes.c (next_pass_1): Clear the next field of the copied
1174 2007-02-14 Richard Henderson <rth@redhat.com>
1176 * tree-sra.c (early_sra): New.
1177 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1178 (tree_sra_early, pass_sra_early): New.
1179 * tree-pass.h (pass_sra_early): Declare.
1180 * passes.c (init_optimization_passes): Use it.
1182 2007-02-14 Richard Guenther <rguenther@suse.de>
1184 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1186 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1188 PR tree-optimization/30771
1189 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1191 (vect_analyze_operations): Induction phis can now be marked as
1193 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1194 Update documentation accordingly.
1196 2007-02-14 Nick Clifton <nickc@redhat.com>
1198 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1199 most 3 arguments are supported.
1200 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1202 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1204 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1205 Ensure dst->current is valid.
1207 2007-02-13 Paul Brook <paul@codesourcery.com>
1209 * config.gcc: Add arm*-*-uclinux-*eabi.
1210 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1211 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1212 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1213 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1214 (LINK_SPEC): Define.
1216 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1218 * config/arm/uclinux-eabi.h: New file.
1219 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1220 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1223 2007-02-13 Ian Lance Taylor <iant@google.com>
1225 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1226 * flags.h (warn_strict_overflow): Declare.
1227 (enum warn_strict_overflow_code): Define.
1228 (issue_strict_overflow_warning): New static inline function.
1229 * opts.c (warn_strict_overflow): New variable.
1230 (common_handle_option): Handle OPT_Wstrict_overflow and
1231 OPT_Wstrict_overflow_.
1232 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1234 * fold-const.c: Include intl.h.
1235 (fold_deferring_overflow_warnings): New static variable.
1236 (fold_deferred_overflow_warning): New static variable.
1237 (fold_deferred_overflow_code): New static variable.
1238 (fold_defer_overflow_warnings): New function.
1239 (fold_undefer_overflow_warnings): New function.
1240 (fold_undefer_and_ignore_overflow_warnings): New function.
1241 (fold_deferring_overflow_warnings_p): New function.
1242 (fold_overflow_warning): New static function.
1243 (make_range): Add strict_overflow_p parameter. Change all
1245 (extract_muldiv, extract_muldiv_1): Likewise.
1246 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1247 tree_expr_nonnegative_p.
1248 (fold_negate_expr): Call fold_overflow_warning.
1249 (fold_range_test): Likewise.
1250 (fold_comparison): Likewise.
1251 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1252 instead of tree_expr_nonnegative_p.
1253 (tree_expr_nonnegative_warnv_p): Rename from
1254 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1255 (tree_expr_nonnegative_p): New function.
1256 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1257 strict_overflow_p parameter.
1258 (tree_expr_nonzero_p): New function.
1259 * passes.c (verify_interpass_invariants): New static function.
1260 (execute_one_pass): Call it.
1261 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1263 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1264 (estimate_numbers_of_iterations): Likewise.
1265 (scev_probably_wraps_p): Likewise.
1266 * tree-ssa-ccp.c: Include "toplev.h".
1267 (evaluate_stmt): Defer fold overflow warnings until we know we are
1269 (struct fold_stmt_r_data): Add stmt field.
1270 (fold_stmt_r): Defer fold overflow warnings until we know we
1272 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1273 (fold_stmt_inplace): Likewise.
1274 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1275 (cleanup_control_expr_graph): Defer fold overflow warnings until
1276 we know we are going to optimize.
1277 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1278 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1280 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1281 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1282 * tree-ssa-loop-manip.c (create_iv): Likewise.
1283 * c-typeck.c (build_conditional_expr): Likewise.
1284 (build_binary_op): Likewise.
1285 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1286 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1287 (extract_range_from_unary_expr): Likewise.
1288 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1289 assuming that signed overflow does not occur.
1290 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1291 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1292 (fold_defer_overflow_warnings): Declare.
1293 (fold_undefer_overflow_warnings): Declare.
1294 (fold_undefer_and_ignore_overflow_warnings): Declare.
1295 (fold_deferring_overflow_warnings_p): Declare.
1296 (tree_expr_nonzero_warnv_p): Declare.
1297 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1299 (Warning Options): Document -Wstrict-overflow.
1300 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1301 (tree-ssa-ccp.o): Likewise.
1302 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1303 (fold-const.o): Depend on intl.h.
1305 2007-02-13 Ian Lance Taylor <iant@google.com>
1308 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1311 2007-02-13 Stuart Hastings <stuart@apple.com>
1313 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1315 2007-02-13 Richard Henderson <rth@redhat.com>
1317 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1318 handled_component_p before looking for the indirect_ref.
1320 2007-02-13 Richard Henderson <rth@redhat.com>
1322 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1323 remove flags clobber.
1324 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1325 (bswaphi_lowpart): New.
1326 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1327 remove TARGET_BSWAP test. Delete expander of the same name.
1329 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1330 (expand_unop): Use them.
1332 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1334 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1335 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1336 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1337 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1338 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1339 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1340 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1341 assembler dialect choice from asm templates.
1343 2007-02-12 Richard Henderson <rth@redhat.com>
1345 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1346 (fixuns_trunc<SSEMODEF>si2): Use it.
1347 * config/i386/sse.md (vec_setv4sf_0): Export.
1348 * config/i386/i386.c (ix86_build_const_vector): Export.
1349 (ix86_split_convert_uns_si_sse): Rename from
1350 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1351 * config/i386/i386-protos.h: Update.
1353 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1356 * c-typeck.c (c_finish_return): Improve warning message.
1358 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1360 * alias.c (find_symbolic_term): Delete unused function.
1362 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1364 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1365 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1366 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1368 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1370 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1371 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1372 the function, temporarily point the debug interface to the null one.
1374 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1376 * dwarf2out.c (round_up_to_align): New static function.
1377 (field_byte_offset): Use it to round the offset.
1379 2007-02-12 Richard Henderson <rth@redhat.com>
1381 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1382 (inswl_const): Export.
1384 2007-02-12 Richard Henderson <rth@redhat.com>
1386 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1387 result mode of the libcall, convert back to outmode.
1389 2007-02-12 Roger Sayle <roger@eyesopen.com>
1391 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1392 (bswapdi2): New define_expand to implement 32-bit implementation.
1394 2007-02-12 Nick Clifton <nickc@redhat.com>
1396 * doc/invoke.texi (Overall Options): Document --help=.
1397 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1398 (cc1_options): Pass --help= on to cc1.
1399 (display_help): Add description of --help=.
1400 (process_command): Add code to handle --help=. Allow translated
1401 --help and --target-help switches to be passed on to compiler
1403 (main): Remove unused if statement.
1404 * opts.c (columns): Remove.
1405 (LEFT_COLUMN): Define.
1406 (wrap_help): Add columns argument.
1407 (print_filtered_help): Change parameters to be an include bitmask,
1408 an exclude bitmask, an any bitmask and the column width. Move the
1409 code to display the params list here. Add code to display the
1410 status of options rather than their descriptions if the quiet flag
1412 (print_specific_help): Change parameters to be an include bitmask,
1413 an exclude bitmask and an any bitmask. Move code to look up the
1414 column width here. Decide upon the title for an options listing.
1415 (common_handle_options): Add code to handle --help=. Adapt code
1416 for --help and --target-help to use the revised form of the
1417 print_specific_help function.
1418 (print_help): Delete.
1419 (print_param_help): Delete.
1420 (print_switch): Delete.
1421 * opts.h (cl_lang_count): Add prototype.
1422 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1423 CL_MAX_OPTION_CLASS): New defines.
1424 * optc-gen.awk: Add construction of cl_lang_count.
1425 * c.opt: Add Warning attribute to warning options and Optimization
1426 attribute to optimization options.
1427 * common.opt: Likewise.
1429 Add -fhelp and -ftarget-help as aliases for the transformed --help
1430 and --target-help options.
1431 * opt-functions.awk: Add code to handle Warning and Optimization
1434 2007-02-12 Richard Henderson <rth@redhat.com>
1436 * config/alpha/constraints.md: New file.
1437 * config/alpha/alpha.c: Include tm-constrs.h.
1438 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1439 alpha_extra_constraint): Remove.
1440 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1441 * config/alpha/alpha-protos.h: Update.
1442 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1443 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1444 (EXTRA_CONSTRAINT): Remove.
1445 * config/alpha/alpha.md: Include constraints.md.
1446 (adddi splitter): Use satisfies_constraint_*.
1447 * config/alpha/predicates.md (add_operand): Likewise.
1448 (sext_add_operand, addition_operation): Likewise.
1450 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1452 PR tree-optimization/29145
1453 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1454 in our handling of restrict qualified pointers.
1456 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1459 * doc/invoke.texi (Wunused-value): Update description.
1460 (Wextra): Delete item.
1461 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1462 value of Wunused-value.
1463 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1464 (c_finish_stmt_expr): Don't check extra_warnings.
1465 (emit_side_effect_warnings): The caller is responsible to check
1468 2007-02-11 Roger Sayle <roger@eyesopen.com>
1469 Matt Thomas <matt@3am-software.com>
1471 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1473 2007-02-11 Roger Sayle <roger@eyesopen.com>
1475 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1476 comparisons of POPCOUNT against zero.
1477 (simplify_const_relational_operation): Likewise.
1479 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1481 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1483 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1485 * dwarf2out.c (root_type): Delete unused function.
1487 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1489 * genattrtab.c (contained_in_p): Delete unused function.
1490 (write_expr_attr_cache): Likewise.
1492 2007-02-11 Jan Hubicka <jh@suse.cz>
1494 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1497 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1499 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1500 to add the REG_EQ* note.
1501 * see.c (see_merge_one_use_extension): Likewise.
1502 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1503 turn REG_EQUAL notes into REG_EQUIV notes if the target
1504 register may have more than one set.
1505 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1506 * gcse.c (try_replace_reg): Likewise.
1507 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1508 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1509 more than one REG_EQUIV note.
1510 * reload1.c (gen_reload): Use set_unique_reg_note.
1512 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1514 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1515 (ix86_builtin_conversion): New function.
1517 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1520 * tree.h (DECL_REPLACEABLE_P): New macro.
1521 * except.c (set_nothrow_function_flags): Likewise.
1523 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1524 Ira Rosen <irar@il.ibm.com>
1525 Dorit Nuzman <dorit@il.ibm.com>
1527 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1528 * targhooks.c (default_builtin_vectorized_conversion): New.
1529 * targhooks.h (default_builtin_vectorized_function): New declaration.
1530 * target.h (struct vectorize): Add builtin_conversion field.
1531 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1532 stmt_vec_info_type value.
1533 (vectorizable_conversion): New declaration.
1534 * tree-vect-analyze.c (vect_analyze_operations): Add
1535 vectorizable_conversion call.
1536 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1537 * tree-vect-transform.c (vectorizable_conversion): New function.
1538 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1539 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1541 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1542 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1543 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1544 or ALTIVEC_BUILTIN_VCFSX.
1546 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1549 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1550 CONST_DOUBLE and operand 0 is a hard register.
1551 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1552 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1553 is a hard floating-point register.
1555 2007-02-10 Richard Henderson <rth@redhat.com>
1556 Jakub Jelinek <jakub@redhat.com>
1557 Alexandre Oliva <aoliva@redhat.com>
1559 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1560 * builtin-types.def (BT_WORD): Make unsigned.
1561 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1562 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1563 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1564 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1565 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1566 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1568 * expr.c (emutls_var_address): New.
1569 (expand_expr_real_1): Expand emulated tls.
1570 (expand_expr_addr_expr_1): Likewise.
1571 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1572 * output.h (emutls_finish): Declare.
1573 * toplev.c (compile_file): Call it.
1574 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1575 address before wrapping in CONST.
1576 * varasm.c (emutls_htab, emutls_object_type): New.
1577 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1578 (get_emutls_object_name, get_emutls_object_type): New.
1579 (get_emutls_init_templ_addr, emutls_decl): New.
1580 (emutls_common_1, emutls_finish): New.
1581 (assemble_variable): When emulating tls, swap decls; generate
1582 constructor for the emutls objects.
1583 (do_assemble_alias): When emulating tls, swap decl and target name.
1584 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1586 * varpool.c (decide_is_variable_needed): Look at force_output.
1587 Recurse for emulated tls.
1588 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1589 with decide_is_variable_needed.
1590 * emutls.c: New file.
1591 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1592 tls_object for real tls.
1594 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1596 PR rtl-optimization/29599
1597 * reload1.c (eliminate_regs_in_insn): Take the destination
1598 mode into account when computing the offset.
1600 2007-02-09 Stuart Hastings <stuart@apple.com>
1601 Richard Henderson <rth@redhat.com>
1603 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1604 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1605 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1606 fixuns_truncdfhi2): New.
1607 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1608 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1609 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1610 (floatunssidf2): Allow nonimmediate source.
1611 * gcc/config/i386/sse.md (movdi_to_sse): New.
1612 (vec_concatv2di): Drop '*'.
1613 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1614 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1615 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1617 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1618 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1619 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1620 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1621 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1622 ix86_build_const_vector.
1623 (x86_emit_floatuns): Rewrite.
1625 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1627 * genautomata.c (longest_path_length): Delete unused function.
1628 (struct state): Delete unused longest_path_length.
1629 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1630 (get_free_state): Delete unused.
1632 2007-02-09 Jan Hubicka <jh@suse.cz>
1634 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1635 * doc/invoke.texi (inline-unit-growth): Update default value.
1637 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1638 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1639 (rebuild_cgraph_edges): Likewise.
1640 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1641 (dump_cgraph_node): Dump frequencies.
1642 (cgraph_clone_edge): Add frequency scales.
1643 (cgraph_clone_node): Add freuqnecy.
1644 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1645 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1646 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1647 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1648 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1649 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1650 (save_inline_function_body): Likewise.
1651 * ipa-inline.c: inluce rtl.h
1652 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1653 (cgraph_edge_badness): Use frequencies.
1654 (cgraph_decide_recursive_inlining): Update clonning.
1655 (cgraph_decide_inlining_of_small_function): Dump frequency.
1656 * predict.c (estimate_bb_frequencies): Export.
1657 * predict.h (estimate_bb_frequencies): Declare.
1658 * tree-inline.c (copy_bb): Watch overflows.
1659 (expand_call_inline): Update call of cgraph_create_edge.
1660 (optimize_inline_calls): Use TODO flags to update frequnecies.
1661 * passes.h: Include predict.h
1662 (init_optimization_passes): Move profile ahead.
1663 (execute_function_todo): Handle TODO_rebuild_frequencies.
1665 2007-02-09 Roger Sayle <roger@eyesopen.com>
1667 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1668 the insbl or inswl pattern into a register.
1670 2007-02-09 Roger Sayle <roger@eyesopen.com>
1672 * config/ia64/ia64.md (bswapdi2): New define_insn.
1674 2007-02-09 Richard Henderson <rth@redhat.com>
1676 * config/i386/constraints.md (Ym): New constraint.
1677 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1678 (movdi_1_rex64): Split sse and xmm general register moves from
1679 memory move alternatives. Use conditional register constraints.
1680 (movsf_1, movdf_integer): Likewise.
1681 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1682 (movdf_integer_rex64): New.
1683 (pushsf_rex64): Fix output constraints.
1684 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1685 (sse2_stored): Likewise.
1686 (sse2_storeq_rex64): New.
1687 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1688 amd and not generic.
1689 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1690 for optimize_size. Remove SF/DFmode hack.
1692 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1694 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1697 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1698 Richard Sandiford <richard@codesourcery.com>
1700 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1701 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1702 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1703 m68k/t-mlib to tmake_file.
1704 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1705 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1706 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1707 Allow it to be cf or m68k. Set m68k_arch_family. If that
1708 variable is not empty, add t-$m68k_arch_family to tmake_file.
1709 Add t-mlibs to tmake_file.
1710 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1711 * config/m68k/t-cf: New file.
1712 * config/m68k/t-m68k: Likewise.
1713 * config/m68k/t-mlibs: Likewise.
1714 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1715 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1716 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1717 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1718 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1720 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1721 (INSTALL_LIBGCC): Delete.
1722 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1723 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1724 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1725 (M68K_MLIB_CPU): Define.
1726 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1727 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1728 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1730 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1731 Richard Guenther <rguenther@suse.de>
1734 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1735 against INT_MIN/INT_MAX.
1736 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1737 file if a loop is removed.
1739 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1741 * calls.c (store_one_arg): Pass correct alignment to
1742 emit_push_insn for non-BLKmode values.
1743 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1744 unaligned stack slot via a suitably aligned slot.
1746 2007-02-08 DJ Delorie <dj@redhat.com>
1748 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
1750 (legal_subregs): Use unsigned char, make const.
1751 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
1753 2007-02-08 Paul Brook <paul@codesourcery.com>
1755 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
1756 special interworking needed.
1758 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
1760 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
1761 conditional to __SSE2__.
1762 (Entries below should have been added to first ChangeLog
1763 entry for amdfam10 dated 2007-02-05)
1764 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
1766 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
1768 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
1771 2007-02-08 DJ Delorie <dj@redhat.com>
1773 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
1774 * config/m32c/m32c.c (legal_subregs): New.
1775 (m32c_illegal_subreg_p): New.
1776 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
1777 unsupported subregs of hard regs.
1779 2007-02-08 Jan Hubicka <jh@suse.cz>
1781 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
1782 the same one; always update histograms.
1784 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1786 * passes.c (init_optimization_passes): Tidy comment.
1788 2007-02-08 Roger Sayle <roger@eyesopen.com>
1790 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
1791 strip zero_extend, bswap and rotates from POCOUNT's argument.
1792 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
1793 zero_extend and rotates from PARITY's argument.
1794 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
1795 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
1796 of an integer constant at compile-time.
1798 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1801 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
1803 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
1806 * tree-ssa-live.c (remove_unused_locals): Do not remove
1807 TREE_ADDRESSABLE variables.
1808 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
1809 * tree-ssa-operands.c (add_virtual_operand): Remove argument
1810 FOR_CLOBBER. Update all users.
1811 If VAR has an associated alias set, add a virtual operand for
1812 it if no alias is found to conflict with the memory reference.
1814 2007-02-07 Jan Hubicka <jh@suse.cz>
1815 Robert Kidd <rkidd@crhc.uiuc.edu>
1817 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
1819 2007-02-07 Ian Lance Taylor <iant@google.com>
1821 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
1823 2007-02-07 Roger Sayle <roger@eyesopen.com>
1825 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
1826 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
1827 tablejumpdi, movsi_to_cr_one): Remove constraints from
1828 define_expand's match_operands.
1830 2007-02-07 Roger Sayle <roger@eyesopen.com>
1832 * global.c (compute_regsets): Move declatation of "i" inside of
1833 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
1835 2007-02-07 Jakub Jelinek <jakub@redhat.com>
1838 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
1839 of INDIRECT_REF <RESULT_DECL>.
1841 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
1843 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
1844 Kaz Kojima <kkojima@gcc.gnu.org>
1847 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
1849 (sh_initialize_trampoline): Add parentheses to avoid a warning.
1851 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1853 * doc/loop.texi: Document possibility not to perform disambiguation
1854 of loops with multiple latches.
1855 * cfgloopmanip.c (alp_enum_p): Removed.
1856 (add_loop): Handle subloops. Use get_loop_body_with_size.
1857 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
1858 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
1859 the new forwarder block.
1860 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
1861 Handle the case latch is NULL.
1862 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
1863 when marking loop exits.
1864 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
1866 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
1867 disambiguate_loops_with_multiple_latches.
1868 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
1869 before fix_loop_structure.
1870 * cfgloop.c: Include pointer-set.h and output.h.
1871 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
1872 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
1873 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
1874 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
1875 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
1876 disambiguate_multiple_latches, get_loop_body_with_size,
1877 disambiguate_loops_with_multiple_latches): New functions.
1878 (flow_loop_dump): Dump multiple latch edges.
1879 (flow_loop_nodes_find): Handle loops with multiple latches.
1880 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
1881 (glb_enum_p): Modified.
1882 (get_loop_body): Use get_loop_body_with_size.
1883 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
1884 (AVOID_CFG_MODIFICATIONS): New constant.
1885 (disambiguate_loops_with_multiple_latches, add_loop,
1886 get_loop_body_with_size): Declare.
1887 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
1889 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
1892 * global.c (compute_regsets): New function.
1893 (global_alloc): Refactored ELIMINABLE_REGSET
1894 and NO_GLOBAL_ALLOC_REGS computation out.
1895 (rest_of_handle_global_alloc): Call compute_regsets()
1896 for non-optimizing case.
1898 2007-02-06 Richard Henderson <rth@redhat.com>
1900 * config/i386/constraints.md (Y2): Rename from Y.
1901 (Yi): New constraint.
1902 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
1903 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
1904 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
1905 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
1906 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
1907 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
1908 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
1909 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
1910 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
1911 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
1912 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
1913 vec_extractv2si_1): Change Y constraints to Y2.
1914 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
1915 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
1916 Change Y constraints to Y2.
1917 (sse2_loadld): Change Y constraints to x.
1919 2007-02-06 Roger Sayle <roger@eyesopen.com>
1921 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
1922 (parity<mode>2): New define_expand using rs6000_emit_parity.
1923 * config/rs6000/rs6000.c (rs6000_emit_popcount,
1924 rs6000_emit_parity): New functions.
1925 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
1926 rs6000_emit_parity): Prototype here.
1928 2007-02-06 Ian Lance Taylor <iant@google.com>
1930 * lower-subreg.c (simple_move_operand): Reject CONST.
1931 (resolve_clobber): Call validate_change rather than directly
1932 assigning to XEXP (pat, 0).
1934 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1936 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
1937 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
1938 (tree-cfg.o): Remove hashtab.h dependency.
1940 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
1941 (struct ivopts_data): Change niters to pointer_map_t.
1942 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
1943 (niter_for_exit): Create pointer_map on demand. Change for
1945 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
1946 (free_loop_data): Destroy data->niters if created and reset field.
1947 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
1948 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
1950 * tree-ssa-reassoc.c: Include pointer-set.h.
1951 (bb_rank): Change to long *.
1952 (operand_rank): Change to pointer_map_t.
1953 (find_operand_rank): Return long, -1 if not found. Declare as inline.
1954 (insert_operand_rank): Accept long.
1955 (operand_entry_hash, operand_entry_eq): Remove.
1956 (get_rank): Return long. Adjust for changes above.
1957 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
1959 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
1961 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
1962 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
1963 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
1965 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
1966 directly since it cannot be NULL.
1967 (get_vi_for_tree): Rewrite for pointer_map API.
1968 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
1969 (init_alias_vars): Create vi_for_tree as pointer_map.
1970 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
1972 * tree-cfg.c: Don't include hashtab.h.
1973 (edge_to_cases): Declare as pointer_map.
1974 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
1976 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
1977 (start_recording_case_labels): Create edge_to_cases as pointer_map.
1978 (end_recoding_case_labels): Cleanup edge_to_cases manually before
1980 (record_switch_edge): Delete.
1981 (get_cases_for_edge): Adjust for pointer_map API, inline
1982 record_switch_edge (rewritten for new API), remove goto.
1984 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1986 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
1987 * tree-nested.c: Include pointer-set.h.
1988 (var_map_elt, var_map_eq, var_map_hash): Delete.
1989 (struct nesting_info): Remove GTY marker. Change the two htab_t's
1991 (nesting_info_bitmap_obstack): New.
1992 (lookup_field_for_decl): Adjust for pointer_map API.
1993 (lookup_tramp_for_decl): Adjust for pointer_map API.
1994 (get_nonlocal_debug_decl): Adjust for pointer_map API.
1995 (get_local_debug_decl): Adjust for pointer_map API.
1996 (convert_nl_goto_reference): Adjust for pointer_map API.
1997 (convert_nl_goto_receiver): Adjust for pointer_map API.
1998 (create_nesting_tree): Create outside GGC space. Create bitmap on
1999 the new obstack. Create field_map and var_map as pointer_maps.
2000 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2002 (lower_nested_functions): Move root here, no need to NULL it.
2003 Initialize and release the obstack.
2005 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2007 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2008 Remove prototypes and make them non-static.
2009 (struct tree_int_map): Remove.
2010 * tree.h (struct tree_int_map): Move here, turning TO into an
2012 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2014 * tree.h (TREE_COMPLEXITY): Remove.
2015 (struct tree_exp): Remove complexity field.
2016 * tree.c (build1_stat): Don't set it.
2018 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2019 Victor Kaplansky <victork@il.ibm.com>
2021 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2022 (vect_is_simple_reduction): Support reduction with induction as
2023 one of the operands.
2024 (vect_is_simple_iv_evolution): Fix formatting.
2025 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2026 formatting. Don't mark induction phis for vectorization.
2027 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2028 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2029 (vect_get_vec_def_for_operand): Support induction.
2030 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2032 (vectorizable_reduction): Support reduction with induction as one of
2034 (vectorizable_type_demotion): Use def-type of stmt argument rather
2035 than dummy def-type.
2037 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2038 flag_tree_scev_cprop.
2039 * common.opt (tree-scev-cprop): New flag.
2041 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2042 call to vect_get_new_vect_var.
2044 2007-02-06 Ira Rosen <irar@il.ibm.com>
2046 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2047 vectype is not NULL.
2048 (vect_pattern_recog_1): Likewise.
2050 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2052 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2053 (fold_negate_expr): Likewise.
2055 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2058 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2059 even if cv-qualification is the same.
2061 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2063 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2064 __enable_execute_stack on completion.
2066 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2068 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2069 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2070 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2071 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2072 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2073 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2074 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2075 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2077 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2079 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2080 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2081 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2082 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2083 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2084 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2085 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2086 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2087 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2088 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2089 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2090 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2091 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2092 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2093 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2094 sqrtextenddfxf2_i387): Added amdfam10_decode.
2096 * config/i386/athlon.md (athlon_idirect_amdfam10,
2097 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2098 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2099 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2100 athlon_ivector_store_amdfam10): New define_insn_reservation.
2101 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2104 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2106 * config/i386/athlon.md (athlon_call_amdfam10,
2107 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2108 define_insn_reservation.
2109 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2110 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2111 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2113 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2115 * config/i386/athlon.md (athlon_sseld_amdfam10,
2116 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2117 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2119 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2121 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2122 define_insn_reservation.
2123 * config/i386/i386.md (sseins): Added sseins to define_attr type
2124 and define_attr unit.
2125 * config/i386/sse.md: Set type attribute to sseins for insertq
2128 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2130 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2131 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2132 ssecomi_load_amdfam10, ssecomi_amdfam10,
2133 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2134 define_insn_reservation.
2135 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2137 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2139 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2140 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2141 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2142 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2143 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2144 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2145 define_insn_reservation.
2147 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2148 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2149 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2150 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2151 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2153 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2155 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2156 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2157 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2158 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2159 athlon_ssemul_load_k8): Added amdfam10.
2161 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2163 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2164 (x86_sse_unaligned_move_optimal): New variable.
2166 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2168 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2169 for unaligned vector SSE double/single precision loads for AMDFAM10.
2171 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2173 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2174 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2175 Define TARGET_CPU_DEFAULT_amdfam10.
2176 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2177 (processor_type): Add PROCESSOR_AMDFAM10.
2179 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2180 processor_type in config/i386/i386.h.
2181 Enable imul peepholes for TARGET_AMDFAM10.
2183 * config.gcc: Add support for --with-cpu option for amdfam10.
2185 * config/i386/i386.c (amdfam10_cost): New variable.
2186 (m_AMDFAM10): New macro.
2187 (m_ATHLON_K8_AMDFAM10): New macro.
2188 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2189 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2190 x86_promote_QImode, x86_integer_DFmode_moves,
2191 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2192 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2193 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2194 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2195 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2196 Enable/disable for amdfam10.
2197 (override_options): Add amdfam10_cost to processor_target_table.
2198 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2199 processor_alias_table.
2200 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2201 (ix86_adjust_cost): Add code for amdfam10.
2203 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2205 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2206 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2207 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2208 * config/i386/i386.h: Add builtin definition for SSE4A.
2209 * config/i386/i386.md: Add support for ABM instructions
2211 * config/i386/sse.md: Add support for SSE4A instructions
2212 (movntss, movntsd, extrq, insertq).
2213 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2214 Add -march=amdfam10 flag.
2215 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2216 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2218 * doc/extend.texi: Add documentation for SSE4A builtins.
2220 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2222 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2224 2007-02-05 Richard Guenther <rguenther@suse.de>
2226 * tree-vectorizer.h (vectorizable_function): Add argument type
2227 argument, change return type.
2228 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2229 * tree-vect-transform.c (vectorizable_function): Handle extra
2230 argument, return vectorized function decl.
2231 (build_vectorized_function_call): Remove.
2232 (vectorizable_call): Handle calls with result and argument types
2233 differing. Handle loop vectorization factor correctly.
2234 * targhooks.c (default_builtin_vectorized_function): Adjust for
2236 * targhooks.h (default_builtin_vectorized_function): Likewise.
2237 * target.h (builtin_vectorized_function): Add argument type
2239 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2240 extra argument, allow vectorizing of lrintf.
2241 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2242 documentation of target hook.
2244 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2247 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2248 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2249 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2251 2007-02-05 Roger Sayle <roger@eyesopen.com>
2253 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2254 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2255 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2256 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2257 before canonicalizing sincos to cexpi.
2258 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2260 2007-02-05 Roger Sayle <roger@eyesopen.com>
2262 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2263 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2264 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2266 2007-02-05 Roger Sayle <roger@eyesopen.com>
2268 * mips-tfile.c (initialize_init_file): Correct endianness test.
2270 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2272 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2275 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2277 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2278 saves in a PARALLEL before the register assignments.
2280 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2282 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2283 DWARF_FRAME_RETURN_COLUMN to be a general register.
2284 * dwarf2out.c (init_return_column_size): New function, split from...
2285 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2286 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2287 to be nongeneral registers.
2288 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2290 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2291 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2293 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2295 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2297 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2299 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2300 (remove_path): Use can_remove_branch_p and remove_branch instead
2301 of loop_delete_branch_edge.
2302 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2303 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2304 Update profile using scale_dominated_blocks_in_loop.
2305 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2306 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2307 (can_remove_branch_p, remove_branch): Declare.
2308 * tree-cfg.c (tree_can_remove_branch_p): New function.
2309 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2310 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2311 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2313 2007-02-05 Jan Hubicka <jh@suse.cz>
2316 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2317 nodes in cgraph, don't remove offline copy of the function.
2319 2007-02-04 Jan Hubicka <jh@suse.cz>
2321 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2322 vectors might cause maybe_lookup_element_for_expr to be called
2323 on non-sra-candidate.
2325 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2327 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2328 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2329 spelling conventions.
2331 2007-02-04 Richard Guenther <rguenther@suse.de>
2334 * fold-const.c (try_move_mult_to_index): Make sure to not
2335 overflow one dimension of a multi-dimensional array access.
2337 2007-02-04 Jan Hubicka <jh@suse.cz>
2339 * passes.c (init_optimization_passes): Reindent.
2341 2007-02-04 Jan Hubicka <jh@suse.cz>
2342 Eric Botcazou <ebotcazou@adacore.com>
2344 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2345 (execute_fixup_cfg): Break out the abnormal goto code.
2346 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2347 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2348 (optimize_inline_calls): Call make_nonlocal_label_edges.
2350 2007-02-04 Jan Hubicka <jh@suse.cz>
2352 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2353 true when something was changed.
2354 (rename_ssa_copies): When something was changed, do
2355 TODO_remove_unused_locals.
2356 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2357 add TODO_remove_unused_locals when instruction was removed.
2359 2007-02-04 Jan Hubicka <jh@suse.cz>
2361 * ipa-inline.c (try_inline): Improve debug output; work on already
2363 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2364 call try_inline for already inlined edges too when flattening;
2365 inline also functions that make callee growth but overall unit size
2368 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2370 * config/m32c/bitops.md, config/m32c/jump.md,
2371 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2372 config/m32r/m32r.h, config/m32r/m32r.md,
2373 config/m32r/predicates.md, config/m68hc11/larith.asm,
2374 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2375 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2376 config/mips/mips-protos.h, config/mips/mips.c,
2377 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2378 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2379 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2380 spelling conventions.
2382 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2383 Follow spelling conventions.
2385 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2387 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2388 warn about C++0x compatibility.
2390 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2392 * config/h8300/h8300.c, config/h8300/h8300.h,
2393 config/h8300/h8300.md: Follow spelling conventions.
2395 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2398 * combine.c (try_combine): Do not substitute source operand
2399 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2401 2007-02-03 Jan Hubicka <jh@suse.cz>
2403 PR gcov-profile/30650
2404 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2405 do not divide by zero for never executed counters.
2406 (tree_find_values_to_profile): Fix counters.
2407 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2409 2007-02-03 Ian Lance Taylor <iant@google.com>
2411 * lower-subreg.c (simple_move_operand): New static function,
2412 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2414 (simple_move): Call simple_move_operand.
2415 (find_decomposable_subregs): Add special handling of MEMs.
2416 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2417 meaning of return value. If we see a hard register, test whether
2418 it can store a word_mode value. Change all callers.
2420 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2422 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2423 ftrapv insns and expanders.
2424 (subdi3): Change define_expand operand 1 to arith11_operand, and
2425 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2426 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2427 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2431 * varasm.c (notice_global_symbol): Treat global objects as weak when
2434 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2436 * emit-rtl.c (dconstpi): Delete.
2438 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2439 * real.h (dconstpi): Delete.
2441 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2442 (fold_builtin_hypot): Likewise.
2444 2007-02-03 Tom Tromey <tromey@redhat.com>
2447 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2448 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2450 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2452 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2453 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2454 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2455 config/rs6000/cell.md, config/rs6000/darwin.h,
2456 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2457 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2458 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2459 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2460 typos. Follow spelling conventions.
2461 * doc/invoke.texi: Follow spelling conventions.
2463 2007-02-03 Roger Sayle <roger@eyesopen.com>
2465 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2466 canonicalization transformations that attempt to simplify integer
2467 constant comparisons to become comparisons against zero.
2469 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2471 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2473 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2474 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2476 2007-02-02 Mike Stump <mrs@apple.com>
2478 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2479 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2480 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2481 generate a branch island.
2483 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2485 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2486 (xtensa_legitimate_address_p): New.
2487 (xtensa_legitimize_address): New.
2488 (xtensa_output_addr_const_extra): New.
2489 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2491 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2492 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2493 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2494 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2495 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2496 (xtensa_legitimize_address): New.
2497 (xtensa_output_addr_const_extra): New.
2499 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2501 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2503 2007-02-02 Ian Lance Taylor <iant@google.com>
2505 * expmed.c (expand_divmod): Add comment.
2507 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2509 * emit-rtl.c (renumber_insns): Remove.
2510 * flags.h: Remove the extern for flag_renumber_insns.
2511 * rtl.h: Remove the prototype for renumber_insns.
2512 * toplev.c (flag_renumber_insns): Remove.
2514 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2516 Revert for x86 darwin:
2517 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2519 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2520 code before the following patch under TARGET_MACHO.
2521 (ix86_function_value_regno_p): Likewise.
2523 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2525 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2528 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2531 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2532 general or fp registers. Add comments.
2533 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2535 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2537 * pointer-set.c (insert_aux): Only return insertion slot.
2538 (pointer_set_insert): Adjust.
2539 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2540 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2541 pointer_map_traverse): New.
2542 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2543 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2544 pointer_map_contains, pointer_map_traverse): Declare.
2546 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2549 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2550 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2552 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2554 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2556 (struct _dep): New type.
2557 (dep_t): New typedef.
2558 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2559 (DEP_STATUS): New access macro. The macro with the same name was
2560 renamed to DEP_LINK_STATUS.
2561 (dep_init): Declare function
2563 (struct _dep_link): New type.
2564 (dep_link_t): New typedef.
2565 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2566 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2567 (DEP_LINK_STATUS): New macro.
2568 (debug_dep_links): New debug function.
2570 (struct _deps_list): New type.
2571 (deps_list_t): New typedef.
2572 (DEPS_LIST_FIRST): New access macro.
2573 (FOR_EACH_DEP_LINK): New cycle macro.
2574 (create_deps_list, free_deps_list, delete_deps_list): Declare
2576 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2577 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2578 (copy_deps_list_change_con): Ditto.
2580 (move_dep_link): Declare function.
2582 (struct _dep_node): New type.
2583 (dep_node_t): New typedef.
2584 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2586 (struct haifa_insn_data.back_deps): New field to hold backward
2587 dependencies of the insn.
2588 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2590 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2591 Change its type to deps_list_t.
2592 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2593 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2594 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2596 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2598 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2600 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2602 (dep_cost): Declare.
2604 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2605 (ds_to_dk, dk_to_ds): New functions.
2607 (init_dep_1): New static function.
2608 (init_dep): New function.
2609 (copy_dep): New static function.
2611 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2613 (detach_dep_link): New static function.
2614 (move_dep_link): New function.
2616 (dep_links_consistent_p, dump_dep_links): New static functions.
2617 (debug_dep_links): New debugging function.
2619 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2621 (alloc_deps_list, init_deps_list): New static functions.
2622 (create_deps_list): New function.
2623 (clear_deps_list): New static function.
2624 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2625 (deps_list_consistent_p, dump_deps_list): New static functions.
2626 (debug_deps_list): New function.
2627 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2629 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2631 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2632 use new scheduler dependencies lists.
2633 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2634 (sched_analyze): Ditto. Initialize dependencies lists.
2635 (add_forw_dep, compute_forward_dependences): Update to use new
2636 scheduler dependencies lists.
2638 (init_dependency_caches): Init deps_obstack.
2639 (free_dependency_caches): Free deps_obstack.
2641 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2642 new scheduler dependencies lists.
2643 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2644 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2646 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2647 Update to use new scheduler dependencies lists.
2648 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2649 (debug_dependencies): Ditto.
2650 (schedule_region): Update comments.
2652 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2653 scheduler dependencies lists.
2654 (schedule_ebb): Update comments.
2656 * rtl.def (DEPS_LIST): Remove.
2658 * lists.c (unused_deps_list): Remove.
2659 (free_list): Update assertions.
2661 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2662 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2664 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2665 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2667 * haifa-sched.c (comments): Update.
2668 (insn_cost1): Remove. Inline the code into insn_cost ().
2669 (insn_cost): Update to use new scheduler dependencies lists. Move
2670 processing of the dependency cost to dep_cost ().
2671 (dep_cost): New function. Use it instead of insn_cost () when
2672 evaluating cost of the dependency. Use compatible interface to
2673 interact with the target.
2674 (priority): Update to use new scheduler dependencies lists.
2675 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2676 with greater number of insns that depend on the insn.
2677 (schedule_insn): Update to use new scheduler dependencies lists. Add
2678 code to free backward dependencies lists. Inline and optimize code
2679 from resolve_dep () - see PR28071.
2680 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2681 lists. Update call to targetm.sched.is_costly_dependence hook.
2683 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2684 scheduler dependencies lists.
2686 (resolve_dep): Remove. Move the logic to schedule_insn ().
2687 (init_h_i_d): Initialize dependencies lists.
2689 (process_insn_depend_be_in_spec): Rename to
2690 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2692 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2693 Update to use new scheduler dependencies lists.
2694 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2696 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2697 new scheduler dependencies lists.
2698 (build_intra_loop_deps): Ditto.
2700 * target.h (struct _dep): Declare to use in
2701 gcc_target.sched.is_costly_dependence.
2702 (struct gcc_target.sched.adjust_cost): Fix typo.
2703 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2704 single dep_t parameter instead of an equivalent triad.
2705 (struct gcc_target.sched.adjust_cost_2): Remove.
2707 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2709 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2711 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2713 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2715 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2716 (REG_DEP_TRUE): Document.
2718 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2719 Change signature to correspond to the targetm.sched.adjust_cost hook.
2720 Update use in TARGET_SCHED_ADJUST_COST_2.
2721 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2722 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2723 new scheduler dependencies lists.
2724 (ia64_gen_check): Ditto.
2726 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2729 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2730 signature to correspond to the targetm.sched.is_costly_dependence hook.
2731 (is_costly_group): Update to use new scheduler dependencies lists.
2733 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2734 instead of INSN_COST () macro.
2736 2007-02-01 Ian Lance Taylor <iant@google.com>
2738 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2740 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2742 * pa.md (tp_load): Correct mfctl instruction syntax.
2744 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2746 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2747 altivec_padding_size calculation on AIX. Improve comment, add
2748 assert to verify that it's right.
2750 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
2753 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
2756 * global.c (global_alloc): Add mising initialization of
2759 2007-02-01 Roger Sayle <roger@eyesopen.com>
2761 * alias.c (init_alias_analysis): Correct whitespace.
2762 * bb-reorder.c (fix_edges_for_rarely_executed_code,
2763 partition_hot_cold_basic_blocks): Likewise.
2764 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2765 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
2766 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2767 fold_builtin_snprintf_chk, fold_builtin_printf,
2768 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
2769 do_mpfr_arg3, do_mpfr_sincos): Likewise.
2770 * cfgcleanup.c (cleanup_cfg): Likewise.
2771 * cfgexpand.c (tree_expand_cfg): Likewise.
2772 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
2773 * function.c (get_next_funcdef_no): Likewise.
2774 * gengtype.c (main): Likewise.
2775 * genmodes.c (main): Likewise.
2776 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
2777 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
2778 * ifcvt.c (noce_emit_move_insn): Likewise.
2779 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
2781 * stor-layout.c (get_best_mode): Likewise.
2782 * tree-ssa-loop-niter.c (get_val_for): Likewise.
2783 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
2784 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
2785 perform_var_substitution, solve_graph): Likewise.
2786 * tree-vrp.c (vrp_finalize): Likewise.
2788 2007-02-01 Ian Lance Taylor <iant@google.com>
2790 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
2791 high part of a paradoxical subreg, return a constant zero.
2793 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
2795 * toplev.c (lang_dependent_init): Call init_set_costs.
2796 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
2798 2007-02-01 Richard Guenther <rguenther@suse.de>
2801 * fold-const.c (fold_negate_expr): Allow negating a
2802 constant if overflow does not change.
2804 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2806 * doc/c-tree.texi (Expression trees): Improve markup.
2807 * doc/tm.texi (Register Classes, Addressing Modes)
2808 (Floating Point): Fix spacing after abbreviations. Fix some
2811 2007-02-01 Ben Elliston <bje@au.ibm.com>
2813 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
2814 * doc/contrib.texi: Likewise.
2815 * doc/install.texi: Likewise.
2817 2007-01-31 Richard Henderson <rth@redhat.com>
2818 Ian Lance Taylor <iant@google.com>
2820 * lower-subreg.c: New file.
2821 * rtl.def (CONCATN): Define.
2822 * passes.c (init_optimization_passes): Add pass_lower_subreg and
2824 * emit-rtl.c (update_reg_offset): New static function, broken out
2825 of gen_rtx_REG_offset.
2826 (gen_rtx_REG_offset): Call update_reg_offset.
2827 (gen_reg_rtx_offset): New function.
2828 * regclass.c: Revert patch of 2006-03-05, restoring
2830 (clear_reg_info_regno): New function.
2831 * dwarf2out.c (concatn_loc_descriptor): New static function.
2832 (loc_descriptor): Handle CONCATN.
2833 * common.opt (fsplit_wide_types): New option.
2834 * opts.c (decode_options): Set flag_split_wide_types when
2836 * timevar.def (TV_LOWER_SUBREG): Define.
2837 * rtl.h (gen_reg_rtx_offset): Declare.
2838 (reg_scan_update): Declare.
2839 * regs.h (clear_reg_info_regno): Declare.
2840 * tree-pass.h (pass_lower_subreg): Declare.
2841 (pass_lower_subreg2): Declare.
2842 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
2843 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
2845 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
2846 * Makefile.in (OBJS-common): Add lower-subreg.o.
2847 (lower-subreg.o): New target.
2849 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2851 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
2853 2007-01-31 Anatoly Sokolov <aesok@post.ru>
2856 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
2858 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2861 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
2863 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
2865 * cfgloop.h: Include vec-prim.h.
2866 (enum li_flags): Remove LI_ONLY_OLD.
2867 (loop_iterator): Changed.
2868 (fel_next, fel_init): Iterate over loop tree.
2869 (FOR_EACH_LOOP_BREAK): New macro.
2870 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
2872 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
2873 * modulo-sched.c (sms_schedule): Ditto.
2874 * tree-vectorizer.c (vectorize_loops): Ditto.
2875 * doc/loop.texi: Update information on loop numbering and behavior of
2876 FOR_EACH_LOOP wrto new loops.
2877 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
2878 add_to_evolution_1): Test nestedness of loops instead of comparing
2880 * tree-chrec.c (chrec_fold_plus_poly_poly,
2881 chrec_fold_multiply_poly_poly, chrec_evaluate,
2882 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
2883 reset_evolution_in_loop): Ditto.
2884 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
2886 2007-01-31 Dirk Mueller <dmueller@suse.de>
2888 * c-common.c (warn_about_parentheses): Separate warning about
2889 un-parenthized sequence of comparison operators from the one
2890 which is supposed to warn about x <= y <= z.
2892 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
2894 * optabs.h (enum optab_index): Add new OTI_isinf.
2895 (isinf_optab): Define corresponding macro.
2896 * optabs.c (init_optabs): Initialize isinf_optab.
2897 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
2899 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
2900 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
2902 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
2903 expand_builtin_interclass_mathfn.
2904 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
2905 * config/i386/i386.md (UNSPEC_FXAM): New constant.
2906 (fxam<mode>2_i387): New insn pattern.
2907 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
2908 built-in functions as x87 inline asm.
2910 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2912 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
2914 2007-01-30 Eric Christopher <echristo@apple.com>
2916 * config.gcc: Add geode.
2918 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2920 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
2921 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
2922 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
2923 value-prof.c: Fix comment typos.
2925 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2928 * doc/invoke.texi (Wpointer-arith): Document warning.
2930 2007-01-30 Janis Johnson <janis187@us.ibm.com>
2932 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
2933 the list of discrepancies from the draft TR.
2935 2007-01-30 Dirk Mueller <dmueller@suse.de>
2938 * doc/invoke.texi (-Wreturn-type): Update description to
2941 2007-01-30 Richard Sandiford <richard@codesourcery.com>
2943 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
2945 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
2947 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
2948 to handle optabs that operate on floating point input argument and
2949 output to integer output.
2950 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
2951 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
2952 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
2953 expand_builtin_interclass_mathfn ().
2954 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
2956 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
2957 ilogbl built-in functions as x87 intrinsics.
2959 2007-01-30 Richard Guenther <rguenther@suse.de>
2962 * dwarf2out.c (reference_to_unused): Query varpool if the
2963 variable was output.
2965 2007-01-30 Richard Guenther <rguenther@suse.de>
2968 * passes.c (execute_one_pass): Reset in_gimple_form to not
2969 confuse non-unit-at-a-time mode.
2971 2007-01-29 Roger Sayle <roger@eyesopen.com>
2972 Richard Guenther <rguenther@suse.de>
2974 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
2975 avoid undefined behaviour on overflow. Use force_fit_type_double
2976 to construct the constant with the specified TREE_OVERFLOW.
2978 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2980 * config/dfp-bit.c: Add parameterized support for fp exceptions.
2981 * config/dfp-bit.h: Ditto.
2983 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2985 * c-decl.c (pop_scope): Replace warnings with call to
2986 warn_for_unused_label.
2987 * c-common.h (warn_for_unused_label): Declare.
2988 * c-common.c (warn_for_unused_label): Define.
2990 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2992 * tree-optimize.c (update_inlined_to_pointers): Delete unused
2995 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2997 * Makefile.in (USER_H): Remove decfloat.h.
2998 * ginclude/decfloat.h: Delete, moving contents to ...
2999 * ginclude/float.h: Add support for decimal floating point,
3000 guarded by __STDC_WANT_DEC_FP__.
3002 2007-01-29 Mike Stump <mrs@apple.com>
3004 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3005 Analysis and Representation to resolve case insensitive conflict.
3006 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3008 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3010 * tree.h (struct tree_memory_tag): Add aliases member.
3011 (MTAG_ALIASES): New macro.
3012 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3013 (add_may_alias): Remove pointer-set. Update for may_aliases being
3015 (mark_aliases_call_clobbered): Update for may_aliases being a
3017 (compute_tag_properties): Ditto.
3018 (create_partition_for): Ditto.
3019 (compute_memory_partitions): Ditto.
3020 (dump_may_aliases_for): Ditto.
3021 (is_aliased_with): Ditto.
3022 (add_may_alias_for_new_tag): Ditto.
3023 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3024 (compute_is_aliased): New function.
3025 (compute_may_aliases): Call compute_is_aliased).
3026 (init_alias_info): Initialize alias_bitmap_obstack.
3027 (union_alias_set_into): New function.
3028 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3029 (have_common_aliases_p): Rewrite to take two bitmaps and use
3031 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3033 (finalize_ref_all_pointers): Update for add_may_alias changes.
3034 (new_type_alias): Ditto.
3035 * tree-flow-inline.h (may_aliases): Return a bitmap.
3036 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3037 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3038 may_aliases being a bitmap.
3039 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3040 may_aliases now returns a bitmap.
3041 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3043 * tree-ssa-operands.c (add_virtual_operand): Update for
3044 may_aliases being a bitmap.
3046 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3048 PR tree-optimization/30630
3049 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3050 variable as changed.
3052 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3055 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3056 expanded only once even if an error occurs.
3058 2007-01-29 Ben Elliston <bje@au.ibm.com>
3060 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3061 (__gcov_average_profiler): Likewise.
3062 (__gcov_ior_profiler): Likewise.
3063 (__gcov_merge_ior): Likewise.
3065 2007-01-28 Jan Hubicka <jh@suse.cz>
3067 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3068 * value-prof.c (stringop_block_profile): Likewise.
3070 2007-01-28 Jan Hubicka <jh@suse.cz>
3072 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3073 variant handling histograms; add wrapper.
3074 (clear_storage_via_libcall): Export.
3075 (emit_block_move_hints): Break out from ...; add histograms.
3076 (emit_block_move): ... this one.
3077 (clear_storage_hints): Break out from ...; add histograms.
3078 (clear_storage): ... this one.
3079 (set_storage_via_memset): Handle histogram.
3080 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3081 (clear_storage_hints, clear_storage_via_libcall): Declare.
3082 (set_storage_via_setmem): Update prototype.
3083 * doc/md.texi (movmem, setmem): Document new arguments.
3085 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3087 (stringop_block_profile): New global function.
3088 (tree_stringops_values_to_profile): Profile block size and alignment.
3089 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3091 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3092 (stringop_block_profile): Declare.
3093 * builtins.c: Include value-prof.h.
3094 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3095 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3096 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3097 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3098 * profile.c (instrument_values): Add new counters.
3099 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3101 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3102 (tree_init_edge_profiler): Build new profilers.
3103 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3104 (pass_tree_profile): Add dump.
3105 (tree_profile_hooks): Update.
3106 * Makefile.in (LIBGCOV): Add new constants.
3107 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3108 __gcov_ior_profiler): New.
3109 * i386.md (movmem/setmem expanders): Add new optional arguments.
3111 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3113 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3115 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3117 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3118 (tree_unswitch_single_loop): Pass eni_size_weights to
3119 tree_num_loop_insns.
3120 * tree-ssa-loop-manip.c: Include tree-inline.h.
3121 (can_unroll_loop_p): Pass eni_size_weights to
3122 tree_num_loop_insns.
3123 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3124 Pass eni_size_weights to estimate_num_insns.
3125 * tree.h (init_inline_once): Export.
3126 * toplev.c (backend_init): Call init_inline_once.
3127 * cgraphunit.c (cgraph_process_new_functions,
3128 cgraph_analyze_function): Pass eni_inlining_weights to
3130 * ipa-inline.c (compute_inline_parameters): Ditto.
3131 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3132 to estimate_num_insns.
3133 (try_unroll_loop_completely): Pass eni_size_weights to
3134 tree_num_loop_insns.
3135 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3136 ot estimate_num_insns.
3137 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3138 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3139 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3140 eni_time_weights): New variables.
3141 (init_inline_once): Initialize them.
3142 (struct eni_data): Mew.
3143 (estimate_num_insns_1, estimate_num_insns): Use weights.
3144 * tree-inline.h (struct eni_weights_d): New.
3145 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3146 (estimate_num_insns): Declaration changed.
3147 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3148 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3149 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3151 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3153 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3154 relations in the conflict function is valid.
3156 2007-01-27 Ian Lance Taylor <iant@google.com>
3158 * common.opt: Add fstrict-overflow.
3159 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3160 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3161 (TYPE_OVERFLOW_UNDEFINED): Define.
3162 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3164 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3165 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3166 (fold_negate_expr): Likewise.
3167 (make_range): Likewise.
3168 (extract_muldiv_1): Likewise.
3169 (maybe_canonicalize_comparison): Likewise.
3170 (fold_comparison): Likewise.
3171 (fold_binary): Likewise.
3172 (tree_expr_nonnegative_p): Likewise.
3173 (tree_expr_nonzero_p): Likewise.
3174 * tree-vrp.c (compare_values): Likewise.
3175 (extract_range_from_binary_expr): Likewise.
3176 (extract_range_from_unary_expr): Likewise.
3177 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3179 (nowrap_type_p): Likewise.
3180 * tree-scalar-evolution.c (simple_iv): Likewise.
3181 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3182 (build_range_check): Likewise.
3183 (extract_muldiv_1): Likewise.
3184 (fold_comparison): Likewise.
3185 * tree-vrp.c (vrp_int_const_binop): Likewise.
3186 (extract_range_from_unary_expr): Likewise.
3187 * convert.c (convert_to_integer): Likewise.
3188 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3189 (fold_comparison): Likewise.
3190 (fold_binary): Likewise.
3191 * optabs.c (optab_for_tree_code): Likewise.
3192 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3193 * simplify-rtx.c (simplify_const_relational_operation): Check
3194 flag_strict_overflow and flag_trapv.
3195 (simplify_const_relational_operation): Likewise.
3196 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3197 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3200 2007-01-27 Roger Sayle <roger@eyesopen.com>
3202 * tree.c (tree_fold_gcd): Delete.
3203 * tree.h (tree_fold_gcd): Remove prototype.
3204 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3205 test whether one constant integer is a multiple of another. Instead
3206 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3207 * fold-const.c (multiple_of_p): We've determined both TOP and
3208 BOTTOM are integer constants so we can call int_const_binop directly
3209 instead of the more generic const_binop.
3211 2007-01-27 Roger Sayle <roger@eyesopen.com>
3213 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3214 1*X check that the constant hasn't overflowed, to preserve the
3216 (round_up): Provide an efficient implementation when rouding-up an
3217 INTEGER_CST to a power-of-two.
3219 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3221 * doc/sourcebuild.texi: Add comma for clarity.
3222 * doc/extend.texi: Fix some typos.
3223 * doc/passes.texi: Likewise.
3224 * doc/cppinternals.texi: Likewise.
3225 * doc/c-tree.texi: Likewise.
3226 * doc/tree-ssa.texi: Likewise.
3227 * doc/install.texi: Likewise.
3229 2007-01-27 Jan Hubicka <jh@suse.cz>
3231 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3232 (pass_sra): Do not require alias information.
3233 * passes.c (init_optimization_passes): Add SRA
3235 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3237 * tracer.c (rest_of_handle_tracer): We already cleaned
3238 up the CFG in tracer() so don't do it here again.
3239 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3240 cleanup_cfg here, either. And don't call renumber_insns.
3242 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3243 and BB_HEAD are in the insn stream here. Instead make sure
3244 that BB_INSN is valid on all insns. Also, do check here that
3245 there are no pending branch predictions...
3246 (rtl_verify_flow_info): ...instead of doing it here. Checks
3247 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3250 2007-01-26 Roger Sayle <roger@eyesopen.com>
3252 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3253 function to simplify/factorize operand order canonicalization.
3254 (ix86_fixup_binary_operands): Reorganize using the above function.
3255 (ix86_binary_operator_ok): Likewise.
3257 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3259 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3260 file scope from optimize_attrs.
3261 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3263 (optimize_attrs): Clear insn_code_values after freeing it.
3265 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3267 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3268 a parts.base assignment.
3270 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3272 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3273 (compute_subscript_distance, initialize_data_dependence_relation,
3274 finalize_ddr_dependent, analyze_ziv_subscript,
3275 analyze_siv_subscript_cst_affine,
3276 compute_overlap_steps_for_affine_univar,
3277 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3278 analyze_siv_subscript, analyze_miv_subscript,
3279 analyze_overlapping_iterations, subscript_dependence_tester_1,
3280 compute_self_dependence, free_dependence_relation): Work
3281 with affine_fn instead of chrecs.
3282 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3283 common_affine_function, affine_function_base,
3284 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3285 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3286 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3287 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3288 (all_chrecs_equal_p): Removed.
3289 * tree-data-ref.h (affine_fn, conflict_function): New types.
3290 (struct subscript): Change type of conflicting_iterations_in_a
3291 and conflicting_iterations_in_b.
3293 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3296 * config/pa/pa.h (TARGET_HPUX_11): New.
3297 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3298 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3300 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3301 Richard Guenther <rguenther@suse.de>
3303 * tree-ssa-structalias.c (solve_graph): Handle case
3304 we merged the variable to another.
3306 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3308 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3311 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3312 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3314 2007-01-25 DJ Delorie <dj@redhat.com>
3316 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3317 allow changes to modes which don't fit in those registers.
3319 * reload1.c (choose_reload_regs): Check for invalid subregs before
3320 computing their locations, not after.
3322 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3325 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3326 save Altivec registers in an eh_return function.
3327 (compute_vrsave_mask): Likewise.
3328 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3329 for saving Altivec registers.
3330 (rs6000_emit_prologue): Don't allocate stack twice in
3331 eh_return function. Correct expected value of altivec_save_offset
3332 when using save_world. Describe save of R0 to stack when using
3333 save_world. Describe stack pointer adjustment when using
3334 save_world. Remove duplicated eh_return parameter register saving.
3335 Update sp_offset variable after save_world.
3336 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3338 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3339 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3342 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3344 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3346 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3349 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3350 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3352 2007-01-25 Richard Guenther <rguenther@suse.de>
3354 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3355 * common.opt (-Wcoverage-mismatch): New warning option.
3356 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3357 if -Wcoverage-mismatch is given.
3359 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3361 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3362 (ipcp_driver): Change to static definition.
3363 Add dumping of the ifunctions.
3364 (constant_val_insert): Remove unused parameter. Support for SSA.
3365 (ipcp_propagate_const): Support for SSA.
3366 (ipcp_profile_bb_print): Print only analyzed nodes.
3367 (ipcp_replace_map_create): Remove support for Fortran constant
3369 * ipa-prop.c (ipa_method_modify_stmt,
3370 ipa_callsite_compute_param): Support for SSA.
3371 * ipa-prop.h (ipcp_driver): Remove declaration.
3372 (IS_VALID_TREE_MAP_INDEX): Add define.
3374 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3376 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3378 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3381 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3382 constant argument to cabs and do it without checking for
3383 -funsafe-math-optimizations.
3385 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3387 * c-common.h (RID_FIRST_CXX0X): New.
3388 (RID_LAST_CXX0X): New.
3389 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3391 * c.opt (Wc++0x-compat): New.
3392 * doc/invoke.texi (-Wc++0x-compat): Document.
3394 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3396 * builtins.c (fold_builtin_carg): New.
3397 (fold_builtin_1): Use it.
3399 2007-01-24 Jan Hubicka <jh@suse.cz>
3401 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3403 * ipa-inline.c (initial_insns, max_insns): Delete.
3404 (compute_max_insns): New function.
3405 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3406 of insns as base for code growth.
3407 (cgraph_decide_inlining): Make initial_insns local; do not compute
3409 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3410 * doc/invoke.texi (inline-unit-growth): Update docs.
3412 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3414 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3415 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3416 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3417 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3418 for CPUs that have PTA_CX16 set.
3421 * gimplify.c (omp_check_private): New function.
3422 (gimplify_scan_omp_clauses): Use it for
3423 firstprivate/lastprivate/reduction.
3426 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3427 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3430 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3431 If lower_lastprivate_clauses emits some statements, append them
3432 to dlist rather than body_p and to body_p append an initializer.
3433 (lower_omp_for): Adjust caller.
3435 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3437 * target.h (globalize_decl_name): New.
3438 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3439 * output.h (default_globalize_decl_name): New.
3440 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3442 (globalize_decl): Ditto.
3443 (default_globalize_decl_name): New.
3444 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3445 (ia64_handle_version_id_attribute): New.
3446 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3447 (ia64_asm_output_external): Use globalize_decl_name instead
3449 * doc/extend.texi (version_id): New pragma.
3450 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3452 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3454 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3455 _uleb128_t and _Unwind_SWord with _sleb128_t.
3456 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3457 uw_frame_state_for, uw_update_context_1): Likewise.
3458 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3459 * unwind-pe.h (read_uleb128, read_sleb128,
3460 read_encoded_value_with_base): Likewise.
3461 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3463 2007-01-24 Richard Guenther <rguenther@suse.de>
3465 * builtins.c (expand_builtin_cexpi): Get the fndecl
3466 for cexp in the correct way.
3468 2007-01-24 Jan Hubicka <jh@suse.cz>
3470 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3472 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3474 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3475 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3476 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3477 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3478 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3479 __SIZEOF_PTRDIFF_T__.
3480 * doc/cpp.texi: Documentation for the new builtin macros added.
3482 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3484 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3485 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3486 instead of operands[2] to avoid access past the end of array.
3488 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3490 * reload1.c (emit_reload_insns): Pass the reload register
3491 for a non-spill output reload through forget_old_reloads_1.
3493 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3495 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3496 _SOFT_DOUBLE if doubles use software floating-point.
3497 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3498 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3499 * config/rs6000/darwin-ldouble.c: Also compile functions for
3500 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3501 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3502 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3503 commented-out long double override.
3504 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3505 * config/rs6000/eabispe.h: Likewise.
3506 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3507 long double for non-SPE.
3508 (rs6000_handle_option): Likewise.
3509 (invalid_e500_subreg): Disallow more subregs involding DImode,
3510 DFmode, TImode or TFmode.
3511 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3513 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3515 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3516 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3518 (rs6000_legitimate_address): Also check for TFmode for E500
3520 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3521 (spe_build_register_parallel): Handle TFmode and TCmode.
3522 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3524 (function_arg): Handle TFmode and TCmode for E500 double.
3525 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3527 (print_operand): Handle TFmode and TImode for %y.
3528 (rs6000_generate_compare): Handle TFmode comparisons for E500
3530 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3531 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3532 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3533 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3534 TFmode for E500 double.
3535 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3536 (floatsidf2): Enable for E500 double.
3537 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3538 (extenddftf2): Change to extenddftf2_fprs.
3539 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3540 depending on TARGET_E500_DOUBLE.
3541 (extendsftf2): Enable for E500 double.
3542 (trunctfdf2): Enable for E500 double.
3543 (trunctfsf2): Change to trunctfsf2_fprs.
3544 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3545 depending on TARGET_E500_DOUBLE.
3546 (floatsitf2): Enable for E500 double.
3547 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3548 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3549 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3550 (negtf2): Change to negtf2_internal.
3551 (negtf2): New expander.
3552 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3553 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3554 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3555 (movdi_internal32): Use rs6000_nonimmediate_operand.
3556 (unnamed splitter): Likewise.
3557 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3558 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3559 (SPE64TF, DITI): New mode macros.
3560 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3563 (frob_<mode>_di_2): New.
3564 (frob_tf_di_8_2): New.
3565 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3567 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3569 (frob_ti_<mode>_8_2): New.
3570 (frob_ti_tf_2): New.
3571 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3572 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3574 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3575 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3576 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3577 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3578 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3579 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3582 2007-01-23 Ian Lance Taylor <iant@google.com>
3584 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3586 (OBJS-archive): Reformat, alphabetize.
3587 (OBJS): Change out_object_file to OBJS-md.
3589 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3591 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3592 JUMP_P and CALL_P predicates where applicable.
3593 * config/i386/i386.c: Ditto.
3594 * config/i386/i386.md: Ditto.
3595 * config/i386/mmx.md: Ditto.
3596 * config/i386/predicates.md: Ditto.
3598 2007-01-22 Andreas Schwab <schwab@suse.de>
3600 * config/m68k/m68k.h: Fix comment.
3602 2007-01-22 Jan Hubicka <jh@suse.cz>
3604 * passes.c (init_optimization_passes): Do not rerun
3605 pass_early_warn_uninitialized.
3607 2007-01-22 Richard Guenther <rguenther@suse.de>
3609 PR tree-optimization/30038
3610 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3612 (execute_cse_sincos_1): Likewise.
3613 (execute_cse_sincos): Likewise.
3614 (gate_cse_sincos): Likewise.
3615 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3616 the cexpi() canonicalization of sincos().
3617 * tree-pass.h (pass_cse_sincos): Declare.
3618 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3620 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3622 PR rtl-optimization/29329
3623 * combine.c (replaced_rhs_insn): Rename to i2mod.
3624 (replaced_rhs_value): Rename to i2mod_new_rhs.
3625 (i2mod_old_rhs): New global variable.
3626 (combine_instructions): Adjust for above change. Save a copy of
3627 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3628 note are substituted in the second instruction.
3629 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3630 ditch the note if it pertains to the second eliminated register
3631 and this register is mentioned in i2mod_old_rhs.
3634 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3636 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3637 the insn to which the note was originally attached.
3639 2007-01-21 Jan Hubicka <jh@suse.cz>
3641 * ipa-inline.c (inlining_mode): Comment, move up.
3642 (cgraph_decide_inlining_incrementally): Do not perform inlining
3643 itself; fix handling of flattening of self recursive functions.
3644 (cgraph_find_cycles): Remove.
3645 (cgraph_flatten_node): Remove.
3646 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3647 (try_inline): New function.
3648 (cgraph_early_inlining): Update call of
3649 cgraph_decide_inlining_incrementally. Apply inlining here.
3650 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3652 2007-01-21 Dirk Mueller <dmueller@suse.de>
3655 * tree-vrp.c (check_array_bounds): do not warn
3656 about ADDR_EXPR's of ARRAY_REF's which are immediately
3657 used in binary expressions.
3659 2007-01-21 Ira Rosen <irar@il.ibm.com>
3661 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3662 read_write_dep and macros for its access.
3663 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3664 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3665 argument, call vect_check_interleaving for every independent pair of
3666 data-refs. Mark loads that access the same memory location as a store
3668 (vect_check_dependences): Remove.
3669 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3670 call, fix the call to vect_analyze_data_ref_dependence.
3671 (vect_analyze_data_ref_access): For statements that access the same
3672 data-ref, check that they are not stores; for loads, check that there
3673 is no store that access the same location.
3675 2007-01-20 Roger Sayle <roger@eyesopen.com>
3676 Joseph Myers <joseph@codesourcery.com>
3678 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3679 (-fdump-rtl-stack): Likewise.
3680 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3681 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3682 (-mpt-fixed): Use @minus{} for minus sign.
3683 (Using Precompiled Headers): Fix under/overfull hbox.
3685 2007-01-20 Jan Hubicka <jh@suse.cz>
3687 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3688 place within annotation.
3690 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3692 * pa.c (output_move_double): Change array size of xoperands to 4.
3694 2007-01-20 Jan Hubicka <jh@suse.cz>
3696 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3699 2007-01-19 Ian Lance Taylor <iant@google.com>
3701 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3702 constant to unsigned HOST_WIDE_INT before negating.
3704 2007-01-19 Ian Lance Taylor <iant@google.com>
3706 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3708 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3709 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3710 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3711 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3712 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3713 (realloc_vdef, realloc_vuse): Change second parameter to
3715 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3717 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3718 unsigned. Change x and lim locals to unsigned.
3719 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3721 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3722 (copy_virtual_operands): Change i and n locals to unsigned.
3724 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3727 * builtins.c (fold_builtin_1): Handle builtin fdim.
3729 2007-01-20 Jan Hubicka <jh@suse.cz>
3731 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3732 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3733 init_alias_heapvars.
3734 (init_alias_heapvars): Initialize only when not already initialized.
3735 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3737 2007-01-19 Roger Sayle <roger@eyesopen.com>
3739 * common.opt (fsigned-zeros): New command line option.
3740 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3741 of flag_unsafe_math_optimizations.
3742 * opts.c (set_fast_math_flags): The -ffast-math command line option
3743 implies -fno-signed-zeros.
3744 (fast_math_flags_set_p): Likewise.
3746 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3747 the documentation of -ffast-math appropriately. Wrap long lines.
3749 2007-01-19 Steve Ellcey <sje@cup.hp.com>
3751 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
3752 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
3754 2007-01-19 Tomas Bily <tbily@suse.cz>
3756 * cgraphunit.c (cgraph_finalize_function): Updating of pid
3758 (tree_init_ic_make_global_vars): New function
3759 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
3760 (tree_gen_ic_profiler): New function
3761 (tree_gen_ic_func_profiler): New function
3762 (tree_profiling): Added calling of tree_gen_ic_func_profiler
3763 (tree_profile_hooks): Added hook for indirec/virtual calls
3764 * value-prof.c (tree_find_values_to_profile): New case for
3766 (tree_values_to_profile): Call for determining indirect/virtual
3768 (tree_indirect_call_to_profile): New function
3769 (tree_ic_transform): New function
3770 (tree_ic): New function
3771 (find_func_by_pid): New function
3772 (init_pid_map): New function
3773 (tree_value_profile_transformations): Added check for
3774 indirect/virtual call transformation
3775 * value-prof.h (enum hist_type): New counter type for
3776 indirect/virtual calls
3777 (profile_hooks): Added new hook for profiling indirect/virtual
3779 * profile.c (instrument_values): New case for indirect/virtual
3781 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
3782 (GCOV_COUNTER_V_INDIR): New counter type
3783 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
3784 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
3786 * cgraph.c: Definition of cgraph_max_pid
3787 (cgraph_create_node): Default init of pid attribute
3788 * cgraph.h: Declaration of cgraph_max_pid
3789 (struct cgraph_node): Added pid attribute
3790 * libgcov.c (__gcov_indirect_call_profiler): New function
3791 (__gcov_one_value_profiler_body): New function
3792 (__gcov_one_value_profiler): Body was moved to
3793 __gcov_one_value_profiler_body and calls it
3795 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
3797 * doc/gty.texi (Options): Document the mark_hook option to GTY.
3798 * gengtype.c (write_types_data, write_func_for_structure,
3799 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
3800 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
3801 (walk_type, write_func_for_structure): Generate the mark_hook if
3804 2007-01-19 Jan Hubicka <jh@suse.cz>
3806 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
3807 'early' argument take inlining mode argument specifying whether to
3808 inline for size/speeed or all functions; add support for flattening;
3810 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
3812 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3815 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
3816 the name of the declared identifier.
3818 2007-01-19 Dirk Mueller <dmueller@suse.de>
3820 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
3821 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
3822 duplicate evaluation.
3824 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3826 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
3827 Macroize expander using X87MODEF12 mode macro. Extend operand 1
3828 to XFMode, use acosxf2 and truncate result to requested mode.
3829 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
3830 (asin<mode>2): Similarly, with asin expanders.
3831 (*fscalexf4_i387): Rename from *fscalexf4.
3832 (expNcorexf3): New expander.
3833 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
3834 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
3835 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
3836 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
3837 patterns for SSE math.
3838 (exp10<mode>2): Similarly, with exp10 expanders.
3839 (exp2<mode>2): Similarly, with exp2 expanders.
3840 (expm1<mode>2): Similarly, with expm1 expanders.
3841 (ldexp<mode>3): Similarly, with ldexp expanders.
3842 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
3843 Use gen_truncxf<mode>2_i387_noop to truncate result.
3845 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3847 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
3848 for ColdFire targets.
3850 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
3851 Richard Sandiford <richard@codesourcery.com>
3853 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
3854 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
3855 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
3856 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
3857 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3858 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3860 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3862 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
3863 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
3864 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
3865 (*adddi_dilshr32_cf): New pattern.
3866 (adddi3, subdi3): Remove first alternatives.
3868 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3870 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
3871 implemented using move.l, do not use its cc result for floating-point
3874 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3876 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
3877 from accepting 's' constraints if flag_pic.
3879 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3881 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
3882 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
3883 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
3884 condition from TARGET_68881 to TARGET_HARD_FLOAT.
3886 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
3888 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
3889 ColdFire alternatives.
3890 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
3891 * config/m68k/m68k.md (clzsi2): Define for ColdFire
3892 architectures that support ff1 instruction.
3894 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3895 Julian Brown <julian@codesourcery.com>
3897 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
3898 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
3899 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
3902 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3904 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
3906 (output_move_const_into_data_reg, output_move_simode_const): Delete.
3907 * config/m68k/m68k.c (const_method, const_int_cost): Take a
3908 HOST_WIDE_INT instead of an rtx.
3909 (m68k_rtx_costs): Update call accordingly.
3910 (output_move_const_into_data_reg): Likewise. Fix formatting.
3911 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
3913 (output_move_simode_const): Update calls after above changes.
3914 Rework to use automatic variables and predicates like MEM_P.
3915 * config/m68k/m68k.md (pushexthisi_const): Update call to
3918 2007-01-19 Dirk Mueller <dmueller@suse.de>
3920 * tree-ssa-alias.c (perform_var_substitution): Fix typo
3923 2007-01-19 Richard Guenther <rguenther@suse.de>
3925 * builtins.c (expand_builtin_cexpi): Fall back to expanding
3926 via cexp in case sincos is not available.
3928 2007-01-19 Richard Guenther <rguenther@suse.de>
3930 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
3931 * defaults.h (TARGET_HAS_SINCOS): Default to off.
3932 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
3933 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
3934 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
3935 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
3936 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
3937 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
3939 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3941 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
3943 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
3944 (atan2xf3): Directly generate RTL pattern.
3945 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
3946 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3947 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3948 disable patterns for SSE math.
3949 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
3950 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3951 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3952 disable patterns for SSE math.
3954 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
3956 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
3958 2007-01-18 Roger Sayle <roger@eyesopen.com>
3960 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
3961 VIEW_CONVERT_EXPR to the same type as it's operand.
3963 2007-01-18 David Edelsohn <edelsohn@gnu.org>
3965 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
3966 configured for long double 128.
3968 2007-01-18 Mike Stump <mrs@apple.com>
3970 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
3973 2007-01-18 Michael Meissner <michael.meissner@amd.com>
3975 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
3978 2007-01-18 Jan Hubicka <jh@suse.cz>
3980 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
3981 greater than NUM_VOP_FREE_BUCKETS.
3983 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
3985 * tree-ssa-structalias.c: Update comments.
3986 (ptabitmap_obstack): Removed.
3988 (oldpta_obstack): Ditto.
3989 (stats): Add a few members.
3990 (struct variable_info): Remove node, complex, address_taken, and
3991 indirect_target members. Add oldsolution member.
3992 (new_var_info): Do not initialize removed members.
3993 (constraint_expr_type): Remove INCLUDES.
3994 (constraint_graph): Add size, implicit_preds, rep,
3995 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
3996 (FIRST_REF_NODE): New macro.
3997 (LAST_REF_NODE): Ditto.
3998 (FIRST_ADDR_NODE): Ditto.
3999 (find): New function.
4001 (dump_constraint): Do not handle INCLUDES.
4002 (insert_into_complex): Do not insert duplicate constraints.
4003 (condense_varmap_nodes): Renamed and rewritten into ...
4004 (merge_node_constraints): This. Also fix bug in handling of
4005 offseted copy constraints.
4006 (clear_edges_for_node): No longer need to deal with preds at all,
4007 or removing associated preds/succs.
4008 (merge_graph_nodes): Deal with indirect_cycles.
4009 Don't deal with predecessors.
4010 (add_implicit_graph_edge): New function.
4011 (add_pred_graph_edge): Ditto.
4012 (add_graph_edge): Don't deal with predecessors.
4013 (build_constraint_graph): Removed.
4014 (build_pred_graph): New function.
4015 (build_succ_graph): Ditto.
4016 (struct scc_info): Removed in_component. Added roots, dfs, and
4017 node_mapping. Remove visited_index, unification_queue.
4018 (scc_visit): Deal with union-find we do now.
4019 Deal with cycles with REF nodes.
4020 (collapse_nodes): Renamed and rewritten to ...
4021 (unify_nodes): This.
4022 (process_unification_queue): Removed.
4023 (topo_visit): Cleanup
4024 (do_da_constraint): Use find.
4025 (do_sd_constraint): Ditto.
4026 (do_ds_constraint): Ditto.
4027 (do_complex_constraint): Ditto.
4028 (init_scc_info): Update for removed and added members.
4029 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4030 (find_indirect_cycles): This.
4031 (equivalence_class): New variable.
4032 (label_visit): New function.
4033 (perform_variable_substitution): Rewritten.
4034 (free_var_substitution_info): New function.
4035 (find_equivalent_node): Ditto.
4036 (move_complex_constraints): Ditto.
4037 (eliminate_indirect_cycles): Ditto.
4038 (solve_graph): Only propagate changed bits.
4039 Use indirect cycle elimination.
4041 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4042 (tree_id_eq): Renamed to ...
4043 (tree_vi_eq): This. Update for member change
4044 (insert_id_for_tree): Renamed and rewritten to ...
4045 (insert_vi_for_tree): This.
4046 (lookup_id_for_tree): Renamed and rewritten to ...
4047 (lookup_vi_for_tree): This.
4048 (get_id_for_tree): Renamed and rewritten to ...
4049 (get_vi_for_tree): Ditto.
4050 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4051 (process_constraint): Don't handle INCLUDES.
4052 Remove special ADDRESSOF case.
4053 (find_func_aliases): Rewrite to use vi functions instead of id
4055 (create_function_info_for): Ditto.
4056 (create_variable_info_for): Ditto.
4057 (intra_create_variable_infos): Ditto.
4058 (merge_smts_into): Ditto.
4059 (find_what_p_points_to): Ditto.
4060 (init_base_vars): Ditto.
4061 (init_alias_vars): Ditto.
4062 (remove_preds_and_fake_succs): New function.
4063 (dump_sa_points_to_info): Dump new stats.
4064 (dump_solution_for_var): Use find.
4065 (set_used_smts): Fix formatting.
4066 (compute_points_to_sets): Updated for new functions.
4067 (ipa_pta_execute): Ditto.
4069 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4070 Richard Sandiford <richard@codesourcery.com>
4072 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4074 * calls.c (expand_call): If the return value is a PARALLEL,
4075 extract its first member.
4076 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4077 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4078 use FUNCTION_EXTRA_EPILOGUE.
4079 (m68k_function_value): Return a PARALLEL if the return value
4080 is of a pointer type.
4081 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4082 (FUNCTION_EXTRA_EPILOGUE): Remove.
4083 * config/m68k/m68k.md (D0_REG): New constant.
4085 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4087 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4088 output a NOP for empty epilogues.
4090 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4092 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4093 before function. Extend register save check to include all
4094 registers, not just integer ones.
4096 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4098 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4099 (m68k_use_return_insn): ...this.
4100 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4101 * config/m68k/m68k.c (use_return_insn): Rename to...
4102 (m68k_use_return_insn): ...this.
4103 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4106 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4108 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4109 nearest even, fix denormal rounding overflow.
4111 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4113 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4114 f%$smove and f%$move.
4115 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4116 (extendsfdf2_cf): Use fdmove instead of f%&move.
4117 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4118 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4120 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4122 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4125 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4127 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4128 (coldfire_single_format): Declare.
4129 (coldfire_double_format): Likewise.
4130 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4131 of qnan_msb_set to determine the lower bits of a canonical
4133 (encode_ieee_double): Likewise.
4134 (encode_ieee_quad): Likewise.
4135 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4136 (mips_single_format): Likewise.
4137 (ieee_double_format): Likewise.
4138 (mips_double_format): Likewise.
4139 (ieee_extended_motorola_format): Likewise.
4140 (ieee_extended_intel_96_format): Likewise.
4141 (ieee_extended_intel_128_format): Likewise.
4142 (ieee_extended_intel_96_round_53_format): Likewise.
4143 (ibm_extended_format): Likewise.
4144 (mips_extended_format): Likewise.
4145 (ieee_quad_format): Likewise.
4146 (mips_quad_format): Likewise.
4147 (vax_f_format): Likewise.
4148 (vax_d_format): Likewise.
4149 (vax_g_format): Likewise.
4150 (i370_single_format): Likewise.
4151 (i370_double_format): Likewise.
4152 (decimal_single_format): Likewise.
4153 (decimal_double_format): Likewise.
4154 (decimal_quad_format): Likewise.
4155 (c4x_single_format): Likewise.
4156 (c4x_extended_format): Likewise.
4157 (real_internal_format): Likewise.
4158 (coldfire_single_format): New real_format.
4159 (coldfire_double_format): Likewise.
4160 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4161 canonical_nan_lsbs_set.
4162 (pdp11_d_format): Likewise.
4163 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4164 if TARGET_COLDFIRE_CPU.
4166 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4168 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4169 (output_call, m68k_legitimize_call_address): Declare.
4170 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4171 parenthesees. Add support for a 'W' constraint.
4172 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4173 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4174 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4175 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4177 (override_options): Initialize them. Do not set flag_no_function_cse
4178 for TARGET_ID_SHARED_LIBRARY.
4179 (m68k_output_pic_call): Delete.
4180 (m68k_legitimize_call_address): New function.
4181 (print_operand): Remove the %o prefix. Handle the %p prefix.
4182 (output_call): New function.
4183 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4184 target address from the GOT if symbolic jumps are not allowed.
4185 * config/m68k/m68k.md (call, general_operand): Do not set
4186 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4187 Merge separate flag_pic and !flag_pic define_insns into...
4188 (*call, *call_value): ...these new patterns. Match the address
4189 rather than the containing MEM and require it to be a call_operand.
4190 Use output_call to generate the asm template.
4191 * config/m68k/predicates.md (const_call_operand): New predicate.
4192 (call_operand): Likewise.
4194 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4196 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4197 (STACK_GROWS_DOWNWARD): Define to 1.
4198 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4199 comments, emphasizing that these values are only defaults.
4200 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4201 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4203 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4205 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4207 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4208 Richard Sandiford <richard@codesourcery.com>
4210 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4211 (FP_REGNO_P): New macros.
4212 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4213 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4214 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4215 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4217 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4219 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4220 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4222 * config/m68k/t-floatlib: New file, extracting common code from...
4223 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4224 * config/m68k/t-uclinux: Here.
4225 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4226 routines on ColdFire targets.
4228 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4230 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4231 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4232 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4233 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4234 explicitly set MOTOROLA to 1.
4235 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4237 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4238 Nathan Sidwell <nathan@codesourcery.com>
4240 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4241 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4242 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4243 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4244 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4245 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4246 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4247 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4248 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4249 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4250 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4251 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4252 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4253 (DBX_REGISTER_NUMBER): Delete.
4254 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4255 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4256 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4258 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4260 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4261 * config/flat.h: New file.
4262 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4264 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4265 indirect references for -msep-data or -mid-shared-library.
4266 Do not use PC-relative code addresses either.
4267 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4269 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4270 for shared libraries and crt1.o for executables. Use crti.o and
4272 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4273 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4274 Do not add -elf2flt or -shared-lib-id options here.
4275 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4276 Pass -shared-lib-id if -mid-shared-library, taking the library
4277 identifier from -mshared-library-id if given, otherwise
4279 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4280 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4281 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4282 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4283 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4284 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4286 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4287 jump sequence for ISA A and ISA A+.
4288 (PICJUMP): Likewise.
4290 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4292 * config.gcc (m68k-*-uclinux*): Base the port on the common
4293 and m68k GNU/Linux files rather than on the generic ELF ones.
4294 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4295 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4297 2007-01-18 Julian Brown <julian@codesourcery.com>
4298 Richard Sandiford <richard@codesourcery.com>
4300 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4301 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4302 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4304 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4306 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4308 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4310 * doc/install.texi: Document m68k-uclinuxoldabi.
4311 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4312 * config/m68k/uclinux-oldabi.h: New file, copied from
4313 config/m68k/uclinux.h.
4315 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4317 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4318 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4319 (m32r_compute_frame_size): Use unsigned for regno.
4320 (m32r_reload_lr): Use gen_frame_mem.
4322 (m32r_output_function_epilogue): Don't output the function epilogue
4324 (m32r_expand_epilogue): New.
4325 (direct_return): Return false if the function has the interrupt
4327 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4328 * config/m32r/m32r.md (epilogue): New expander.
4329 (return_lr, return_rte): New insns.
4330 (return): Make it expander.
4331 (return_normal): New expander.
4333 2007-01-18 Josh Conner <jconner@apple.com>
4336 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4337 support for UNLE, UNLT, UNGE, and UNGT.
4339 2007-01-18 Jan Hubicka <jh@suse.cz>
4341 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4342 * tree-tailcall (add_virtual_phis): Likewise.
4343 (optimize_tail_call): Return TODOs.
4344 (execute_tail_calls): Return TODOs.
4345 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4346 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4348 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4349 Cleanup cfg using TODO.
4350 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4351 * passes.c (execute_function_todo): When cleanup did something, remove
4353 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4354 (make_edges): Don't cleanup_cfg.
4356 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4358 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4359 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4360 operate on the top of stack.
4361 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4362 register handling of instructions that output to the second
4364 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4365 (move_for_stack_reg): Special-case check for dead destination
4366 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4368 * config/i386/i386.md (UNSPEC_TAN): New constant.
4369 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4370 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4371 to correctly model move of constant 1.0 to top stack slot.
4372 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4373 (unnamed peephole2 pattern): Remove corresponding peephole2
4374 pattern that optimizes tan insn and loading of constant 1.0.
4375 (tanxf2): Use fptanxf4_i387.
4376 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4377 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4378 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4379 disable patterns for SSE math.
4380 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4381 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4383 2007-01-18 Dirk Mueller <dmueller@suse.de>
4384 Richard Guenther <rguenther@suse.de>
4387 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4388 * common.opt (Warray-bounds): Add new warning option.
4389 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4391 * Makefile.in: make tree-vrp.o depend on toplev.h
4392 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4394 (check_array_refs, check_array_bounds, check_array_ref): New.
4396 2007-01-18 Jan Hubicka <jh@suse.cz>
4398 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4399 (execute_ssa_ccp): Return flags conditionally.
4400 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4402 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4404 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4406 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4407 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4409 * Makefile.c (GTFILES): Add cfglayout.h.
4410 * gengtype.c (open_base_files): Likewise.
4411 * cfglayout.c (cfg_layout_function_footer,
4412 cfg_layout_function_header) Reindent to make gengtype happy.
4413 * cfglayout.h (cfg_layout_function_footer,
4414 cfg_layout_function_header): Add GTY(()) marker.
4416 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4418 2007-01-18 Ben Elliston <bje@au.ibm.com>
4420 * genautomata.c (write_automata): Include xstrerror output in the
4421 error message if writing the DFA description file fails.
4423 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4425 * config/mips/mips-protos.h (mips_output_external): Make it
4427 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4428 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4429 (extern_list): Likewise.
4430 (extern_head): Likewise.
4431 (TARGET_ASM_FILE_END): Likewise.
4432 (mips_file_end): Likewise.
4433 (mips_output_external): Rewritten.
4435 2007-01-18 Ben Elliston <bje@au.ibm.com>
4437 * genpreds.c (write_insn_preds_c): Only write out the function
4438 body for regclass_for_constraint if we have register constraints.
4440 2007-01-17 Tom Tromey <tromey@redhat.com>
4442 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4443 * doc/install.texi (Testing): Use sourceware.org.
4444 (Binaries): Likewise.
4445 (Specific): Likewise.
4446 * doc/contrib.texi (Contributors): Use sourceware.org.
4448 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4450 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4451 (AVR_ENHANCED): Rename to ...
4452 (AVR_HAVE_MUL): ... new.
4453 (avr_enhanced_p): Rename to ...
4454 (avr_have_mul_p): ... new.
4455 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4456 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4457 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4458 (avr_have_mul_p): ... new.
4459 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4460 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4461 'avr_enhanced_p' and 'enhanced'.
4462 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4463 AVR_HAVE_MUL instead of AVR_ENHANCED.
4464 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4465 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4466 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4467 instead of AVR_ENHANCED.
4468 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4469 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4470 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4472 2007-01-17 Ian Lance Taylor <iant@google.com>
4474 * vec.h (VEC_reserve_exact): Define.
4475 (vec_gc_p_reserve_exact): Declare.
4476 (vec_gc_o_reserve_exact): Declare.
4477 (vec_heap_p_reserve_exact): Declare.
4478 (vec_heap_o_reserve_exact): Declare.
4479 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4481 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4483 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4484 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4485 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4486 * vec.c (calculate_allocation): Add exact parameter. Change all
4488 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4489 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4490 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4491 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4492 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4493 (vec_heap_p_reserve_exact): New function.
4494 (vec_heap_o_reserve_exact): New function.
4496 2007-01-17 Jan Hubicka <jh@suse.cz>
4498 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4500 2007-01-17 Eric Christopher <echristo@apple.com>
4502 * config.gcc: Support core2 processor.
4504 2007-01-16 Jan Hubicka <jh@suse.cz>
4506 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4507 the names, just unlink the chain so we don't crash on dangling pointers
4510 2007-01-16 Jan Hubicka <jh@suse.cz>
4512 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4513 * tree-pass.h: Reorder to make IPA passes appear toegher.
4514 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4515 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4516 parameters, do not call early inliner.
4517 * ipa-inline.c: Update comments. Include tree-flow.h
4518 (cgraph_decide_inlining): Do not compute inlining parameters.
4519 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4520 be called with function context set up.
4521 (pass_ipa_inline): Remove unreachable functions before pass.
4522 (cgraph_early_inlining): Simplify assuming to be called from the
4524 (pass_early_inline): New pass.
4525 (cgraph_gate_ipa_early_inlining): New gate.
4526 (pass_ipa_early_inline): Turn into simple wrapper.
4527 (compute_inline_parameters): New function.
4528 (gate_inline_passes): New gate.
4529 (pass_inline_parameters): New pass.
4530 (apply_inline): Move here from tree-optimize.c
4531 (pass_apply_inline): New pass.
4532 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4534 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4536 (tree_function_versioning): Do not allocate dummy struct function.
4537 * tree-inline.h (optimize_inline_calls): Update prototype.
4538 * tree-optimize.c (execute_fixup_cfg): Export.
4539 (pass_fixup_cfg): Remove
4540 (tree_rest_of_compilation): Do not apply inlines.
4541 * tree-flow.h (execute_fixup_cfg): Declare.
4542 * Makefile.in (gt-passes.c): New.
4543 * passes.c: Include gt-passes.h
4544 (init_optimization_passes): New passes.
4545 (nnodes, order): New static vars.
4546 (do_per_function_toporder): New function.
4547 (execute_one_pass): Dump current pass here.
4548 (execute_ipa_pass_list): Don't dump current pass here.
4550 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4552 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4553 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4555 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4557 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4558 (strong_alias): Define.
4559 (__gcc_qmul): Provide non-FMA for soft-float.
4565 (__gcc_qunord): New.
4575 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4576 soft-float functions.
4577 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4578 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4579 about long double soft float.
4581 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4582 Tehila Meyzels <tehila@il.ibm.com>
4584 * tree-vectorizer.h (is_pattern_stmt_p): New.
4585 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4586 formatting (tabs instead of spaces). Cleanup and clarify setting
4587 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4588 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4589 (vectorizable_type_demotion): Check that types are integral.
4590 (vectorizable_type_promotion): Likewise.
4591 (vectorizable_store): Fix typo. Eliminate new-line at end of
4594 2007-01-16 Jan Hubicka <jh@suse.cz>
4596 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4599 2007-01-15 Eric Christopher <echristo@apple.com>
4601 * ifcvt.c: Include vec.h, vecprim.h.
4602 (check_cond_move_block): New argument regs.
4603 Reorganize. Add registers used to regs.
4604 (cond_move_process_if_block): Use regs set above as
4607 2007-01-15 Eric Christopher <echristo@apple.com>
4609 * config/darwin.h: Update copyright.
4610 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4611 (LINK_COMMAND_SPEC): Add -u.
4612 (LINK_SPEC): Fix umbrella for above.
4614 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4616 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4619 2007-01-15 Tom Tromey <tromey@redhat.com>
4621 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4622 * doc/install.texi (Testing): Don't mention jacks.
4623 (Configuration): Document --enable-java-maintainer-mode. Move
4624 --with-java-home to libgcj-specific section. Document
4626 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4628 2007-01-15 Jan Hubicka <jh@suse.cz>
4630 * tree-ssa-dce.c (DCE_TODOs): New.
4631 (propagate_necessity): Return if something changed.
4632 (eliminate_unnecessary_stmts): Likewise.
4633 (perform_tree_ssa_dce): Return TODO flags when needed.
4634 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4636 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4638 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4639 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4640 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4641 patterns using X87MODEF12 mode macro. Extend operand 1
4642 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4643 (log10<mode>2): Ditto.
4644 (log2<mode>2): Ditto.
4645 (log1p<mode>2): Ditto.
4646 (logb<mode>2): Ditto.
4647 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4648 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4649 (*fxtractxf3_i387): Rename from *fxtractxf3.
4650 (fxtract_extend<mode>xf3_i387): New insn pattern.
4651 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4652 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4653 and gen_fyl2xxf3_i387().
4655 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4657 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4658 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4659 get_loop_exit_edges. Changed return type to bool.
4660 * cfgloop.h (fix_loop_placement): Declaration removed.
4662 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4664 * param.h (MIN_VECT_LOOP_BOUND): New.
4665 * params.def (MIN_VECT_LOOP_BOUND): New.
4666 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4667 argument - minimum threshold for number of iterations.
4668 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4669 argument to declaration.
4670 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4671 MIN_VECT_LOOP_BOUND.
4672 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4673 slpeel_tree_peel_loop_to_edge with additional argument.
4674 (vect_do_peeling_for_alignment): Likewise.
4675 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4677 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4680 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4683 2007-01-14 Jan Hubicka <jh@suse.cz>
4685 * tree-dfa.c (remove_referenced_var): New function.
4686 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4687 prune referenced vars list too.
4688 * tree-flow.h (remove_referenced_var): Declare.
4690 2007-01-14 Jan Hubicka <jh@suse.cz>
4692 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4694 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4695 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4696 * except.h (verify_eh_throw_table_statements): Kill prototype.
4697 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4698 into call exrepssions.
4699 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4701 * tree-cfg.c: Include pointer-set.h.
4702 (verify_node_sharing): Work on pointer set.
4703 (verify_eh_throw_stmt_node): New.
4704 (verify_stmts): Use pointers sets, verify throw_stmt.
4706 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4708 * ipa-reference.c (analyze_function): Consider also addresses taken
4711 2007-01-12 Roger Sayle <roger@eyesopen.com>
4713 * c-typeck.c (null_pointer_constant_p): Replace use of
4714 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4715 (build_c_cast): Likewise.
4717 2007-01-12 Roger Sayle <roger@eyesopen.com>
4719 * tree.h (force_fit_type_double): Remove unused final argument.
4720 * c-common.c (constant_expression_warning): Replace use of
4721 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4722 (convert_and_check): Likewise.
4723 (shorten_compare): Update call to force_fit_type_double.
4724 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4725 * convert.c (convert_to_pointer): Update call to
4726 force_fit_type_double.
4727 * fold-const.c (force_fit_type_double): Remove overflowed_const
4729 (int_const_binop, fold_convert_const_int_from_int,
4730 fold_convert_const_int_from_real, fold_div_compare,
4731 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4732 fold_abs_const, fold_not_const): Remove the final argument from
4733 calls to force_fit_type_double.
4735 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4737 * configure.ac: Set insn to "nop" for spu-*-* also.
4738 * configure: Regenerate.
4740 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4742 * builtins.def : Add BUILT_IN_FREE.
4744 2007-01-12 Jan Hubicka <jh@suse.cz>
4746 PR tree-optimization/30443
4747 * tree-inline.c (tree_function_versioning): Do not optimize when
4748 cloning for inlining.
4750 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
4752 * doc/loop.texi: Document recording of loop exits.
4753 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
4754 (update_single_exits_after_duplication,
4755 update_single_exit_for_duplicated_loop,
4756 update_single_exit_for_duplicated_loops): Removed.
4757 (duplicate_loop_to_header_edge): Do not call
4758 update_single_exits_after_duplication and
4759 update_single_exit_for_duplicated_loops.
4760 (loop_version): Do not update single_exit information.
4761 (fix_loop_structure): Use record_loop_exits instead of
4762 mark_single_exit_loops.
4763 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
4764 the lists of loop exits.
4765 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
4766 split_edge, merge_blocks): Update the lists of loop exits.
4767 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
4768 loop_optimizer_init.
4769 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
4770 of mark_single_exit_loops.
4771 (loop_optimizer_finalize): Call release_recorded_exits.
4772 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
4773 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
4774 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
4775 update single exit information.
4776 * lambda-code.c (perfect_nestify): Ditto.
4777 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
4778 (mark_single_exit_loops): Removed.
4779 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
4780 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
4781 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
4783 (get_loop_exit_edges, single_exit): Use recorded exit lists.
4784 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
4785 (verify_loop_structure): Verify consistency of the exit lists.
4786 (flow_loops_find): Use alloc_loop. Initialize exits hash.
4787 (set_single_exit): Removed.
4788 * cfgloop.h (struct loop_exit): New function.
4789 (struct loop): single_exit_ field replaced by exits field.
4790 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
4791 (struct loops): Added exits hash.
4792 (mark_single_exit_loops, set_single_exit): Declaration removed.
4793 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
4795 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4797 * doc/invoke.texi: Avoid use of @headitem.
4799 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4801 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
4803 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4805 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
4808 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4809 Richard Sandiford <richard@codesourcery.com>
4811 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
4812 * config/m68k/m68k.opt: Resort options.
4813 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
4815 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4816 Richard Sandiford <richard@codesourcery.com>
4818 * doc/invoke.texi: Document the macros that are defined by
4819 m68k's -mtune and -mhard-float options.
4820 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
4821 (m68k_cpp_cpu_family): Likewise.
4822 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
4823 of __ucfv*__ macros. Define __mcffpu__ if generating code for
4824 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
4825 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
4826 (m68k_cpp_cpu_family): Likewise.
4828 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4830 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
4831 macros besides mc68000 as tuning macros. Use a switch statement
4832 to set them and mcpu32.
4834 2007-01-12 Julian Brown <julian@codesourcery.com>
4836 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
4837 (TARGET_68040_ONLY): Rename to...
4838 (TARGET_68040): ...this.
4839 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
4840 * config/m68k/m68k.md: Likewise.
4842 2007-01-12 Julian Brown <julian@codesourcery.com>
4843 Nathan Sidwell <nathan@codesourcery.com>
4844 Richard Sandiford <richard@codesourcery.com>
4846 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
4847 the -mcpu= argument associated with the --with-cpu setting.
4848 Define M68K_DEFAULT_TUNE to the default -mtune= option,
4849 if different from the one implied by the -mcpu setting.
4850 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
4851 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
4852 * doc/invoke.texi: Mention ColdFire in the introduction to the
4853 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
4854 -mno-div and -mhard-float options. Make -m68881 a synonym for
4855 -mhard-float. Document the previously-undocumented -m5206e,
4856 -m528x, -m5307 and -m5407 options. Tweak the existing option
4857 documentation for consistency.
4858 * doc/install.texi: Mention new --with-cpu arguments.
4859 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
4860 default CPU if neither -mcpu nor -march are specified.
4861 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
4862 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
4863 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
4864 using m68k_tune to decide between families that implement the
4865 same ISA. Use m68k_tune to set __mcfv4e__.
4866 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
4867 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
4868 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
4869 (FL_ISA_C, FL_ISA_MMU): New macros.
4870 (MASK_COLDFIRE): Delete.
4871 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
4872 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
4873 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
4874 (TARGET_HARD_FLOAT): Do not define here.
4875 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
4876 (TUNE_68000): New macro.
4877 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
4878 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
4879 (TUNE_CFV2): Redefine in terms of m68k_tune.
4880 (uarch_type, target_device, fpu_type): New enums.
4881 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
4882 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
4883 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
4884 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
4885 (FL_FOR_isa_c): New macros.
4886 (m68k_isa): New enum.
4887 (m68k_target_selection): New structure.
4888 (all_devices, all_isas, all_microarchs): New tables.
4889 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
4890 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
4891 (MASK_ALL_CPU_BITS): Delete.
4892 (m68k_find_selection): New function.
4893 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
4894 Map the legacy target options to a combination of the new ones.
4895 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
4896 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
4897 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
4899 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
4900 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
4902 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
4903 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
4904 * config/m68k/m68k-devices.def: New file.
4906 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4907 Nathan Sidwell <nathan@codesourcery.com>
4909 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
4910 (SUBTARGET_EXTRA_SPECS): New macros.
4911 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
4912 use %(asm_cpu_spec) instead.
4913 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
4914 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
4915 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
4916 (EXTRA_SPECS): Rename to...
4917 (SUBTARGET_EXTRA_SPECS): ...this.
4919 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4920 Richard Sandiford <richard@codesourcery.com>
4921 Julian Brown <julian@codesourcery.com>
4923 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4924 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
4925 to the configuration's default CPU.
4926 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
4927 Remove default masks.
4928 (m680[012]0-*-*): Set the default with_cpu to the first part of
4930 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
4931 (m68k*-*-linux): Extend the --with-cpu handling to...
4932 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
4933 and m68010. Don't set target_cpu_default2.
4934 * doc/install.texi: Document --with-cpu for m68k.
4935 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
4936 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
4937 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
4938 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
4939 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
4940 (ASM_SPEC): Remove use of %(asm_cpu_default).
4941 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
4942 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
4943 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
4944 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
4945 __HAVE_FPU__ if TARGET_HARD_FLOAT.
4946 (TARGET_DEFAULT): Delete.
4947 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
4948 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
4949 (CPP_CPU_SPEC): Delete.
4950 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
4951 the appropriate string.
4952 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
4953 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
4954 (ASM_SPEC): Don't use %(asm_default_spec).
4955 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
4956 TARGET_DEFAULT and add MASK_68881.
4957 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
4959 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4961 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
4962 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
4963 MASK_68010 alongside MASK_68020.
4964 * doc/invoke.texi: Document -m68010.
4965 * config/m68k/m68k.opt (m68010): New.
4966 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
4968 (TUNE_68010): New macro.
4969 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
4970 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
4971 (M68K_CPU_m68332): Add MASK_68010.
4972 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
4973 fallback definition.
4974 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
4976 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
4977 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
4978 to all entries that use MASK_68020.
4979 (output_move_simode_const, output_move_himode, output_move_qimode)
4980 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
4981 instead of TARGET_68020 to select clr behavior. Remove comment
4982 about there being no TARGET_68010.
4983 * config/m68k/m68k.md: Likewise throughout.
4985 2007-01-12 Julian Brown <julian@codesourcery.com>
4987 * config/m68k/m68k.h (TARGET_ISAB): New macro.
4988 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
4989 * config/m68k/m68k.md: Likewise.
4991 2007-01-12 Julian Brown <julian@codesourcery.com>
4993 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
4994 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
4996 2007-01-12 Julian Brown <julian@codesourcery.com>
4998 * config/m68k/m68k.h (TUNE_68040_60): New macro.
4999 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5000 * config/m68k/m68k.md: Likewise.
5002 2007-01-12 Julian Brown <julian@codesourcery.com>
5003 Richard Sandiford <richard@codesourcery.com>
5005 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5006 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5007 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5009 (TARGET_CPU32): Rename to...
5010 (TUNE_CPU32): ...this.
5011 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5012 (TUNE_CFV2): New macros.
5013 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5014 remove conditions that are implied by TARGET_68020.
5015 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5016 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5017 (m68k_output_function_epilogue): Likewise.
5018 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5019 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5020 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5021 non-68000 timings. Refactor multiplication and division costs.
5022 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5023 TUNE_CPU32 instead of TARGET_CPU32.
5024 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5025 and TUNE_68060 instead of TARGET_68060.
5026 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5027 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5029 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5030 && !TARGET_COLDFIRE" to choose between moveq and clr.
5031 Likewise in the unnamed movsf pattern.
5032 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5033 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5036 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5038 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5039 of tabbing before backslashes.
5041 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5043 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5044 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5045 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5047 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5049 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5050 find_interesting_uses_cond.
5051 (find_interesting_uses_cond): Use extract_cond_operands.
5052 (rewrite_use_compare): Use extract_cond_operands and
5053 force_gimple_operand_bsi. Do not call update_stmt.
5054 (determine_use_iv_cost_condition): Use extract_cond_operands.
5055 Return cheaper of using original bound and changing the exit bound.
5057 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5059 PR tree-optimization/29516
5060 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5061 most_expensive_mult_to_index, addr_to_parts,
5062 create_mem_ref, maybe_fold_tmr): Make the type of
5063 fields of TARGET_MEM_REF sizetype.
5064 (move_fixed_address_to_symbol, move_pointer_to_base):
5066 * tree.def (TARGET_MEM_REF): Add comment on types of
5069 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5071 * c-common.c (vector_types_convertible_p): Treat opaque types as
5072 always convertible if they have the same size, but not otherwise.
5074 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5076 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5077 Remove the b_unconditional field.
5078 (noce_try_sign_mask): Do not look at b_unconditional.
5079 (noce_process_if_block): Do not use merge_if_blocks. Update
5080 the CFG here. Do not set b_unconditional.
5081 (cond_move_process_if_block): Likewise.
5082 (find_cond_trap): Likewise.
5083 (check_cond_move_block): Require simple jump insns at the end
5086 2007-01-11 Jan Hubicka <jh@suse.cz>
5088 PR tree-optimization/1046
5089 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5090 when alias info is not ready.
5091 (pass_tail_recursion): Do not require aliasing.
5092 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5093 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5094 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5095 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5096 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5097 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5098 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5100 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5101 When aliasing is not build, mark statement as volatile.
5103 2007-01-11 Tom Tromey <tromey@redhat.com>
5105 PR preprocessor/15185, PR preprocessor/20989:
5106 * doc/cppopts.texi <-MT>: Update description of algorithm for
5107 computing default target.
5108 <-M, -MD>: Reword "basename" text.
5110 2007-01-11 Roger Sayle <roger@eyesopen.com>
5112 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5113 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5114 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5115 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5116 fold_builtin_bswap, real_constp, fold_builtin_pow,
5117 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5118 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5119 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5120 * convert.c (convert_to_pointer): Likewise.
5121 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5122 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5123 const_binop, fold_convert_const_int_from_int,
5124 fold_convert_const_int_from_real,
5125 fold_convert_const_real_from_real, sign_bit_p,
5126 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5127 fold_sign_changed_comparison, fold_unary, fold_comparison,
5128 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5129 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5130 * print-tree.c (print_node_brief, print_node): Likewise.
5131 * stor-layout.c (place_field, layout_type): Likewise.
5132 * tree-chrec.c (keep_cast): Likewise.
5133 * tree.c (build_vector, build_real, build_real_from_int_cst,
5134 build_complex): Likewise.
5136 2007-01-11 Roger Sayle <roger@eyesopen.com>
5138 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5139 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5141 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5143 * configure.ac (strict1_warn): Rename to strict_warn.
5144 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5145 cc_set_by_configure, quoted_cc_set_by_configure,
5146 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5147 all_boot_languages, all_stagestuff): Remove.
5148 (target_list): Remove bootstrap targets.
5149 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5150 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5151 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5152 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5153 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5154 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5155 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5156 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5157 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5158 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5159 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5160 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5161 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5162 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5163 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5164 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5165 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5166 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5167 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5168 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5169 (mostlyclean): Adjust.
5170 (clean, distclean): Don't mention bootstrap stuff.
5171 * configure: Regenerate.
5172 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5173 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5174 treelang/config-lang.in (stagestuff): Remove.
5175 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5176 stageprofile, stagefeedback, stagestuff): Remove mention.
5178 2007-01-11 Nick Clifton <nickc@redhat.com>
5180 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5182 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5183 (mcore_arith_K_S_operand): Run the test for the S constraint not
5184 the test for the M constraint.
5185 (mcore_addsub_operand): Do not accept integer values that are
5186 larger than 32 bits.
5187 * config/mcore/mcore.md: Remove unused constraints from split.
5188 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5190 (allocate_stack): Likewise.
5191 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5192 operands to 32 bits.
5193 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5195 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5196 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5197 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5198 mcore_output_bclri, mcore_output_andn, output_inline_const,
5199 mcore_output_move, mcore_output_movedouble): Likewise.
5200 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5201 (output_inline_const): Likewise.
5202 (output_inline_const): Fix format strings used in sprintf
5204 * config/mcore/mcore-protos.h: Update prototypes for changed
5205 functions in mcore.c.
5206 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5207 HOST_WIDE_INT and not int.
5208 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5209 CONST_OK_FOR_N): Likewise.
5210 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5211 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5214 2007-01-10 Jan Hubicka <jh@suse.cz>
5216 * tree-vrp.c (remove_range_assertions): Release defs.
5217 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5218 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5220 2007-01-10 Paul Brook <paul@codesourcery.com>
5222 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5223 * config/arm/arm.md (mulsi3subsi): New insn.
5225 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5227 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5228 (tree_transform_and_unroll_loop): New.
5229 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5232 2007-01-10 Robert Kennedy <jimbob@google.com>
5234 * fold-const.c (fold_comparison): Fold comparisons like (x *
5235 1000 < 0) to (x < 0).
5237 2007-01-10 Ian Lance Taylor <iant@google.com>
5239 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5240 operands have the same priority.
5242 2007-01-10 Tom Tromey <tromey@redhat.com>
5244 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5245 (fold_binary): Likewise.
5246 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5247 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5248 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5249 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5250 * langhooks.h (struct lang_hooks): Removed field
5251 'can_use_bit_fields_p'.
5253 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5255 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5257 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5259 * function.c (get_last_funcdef_no): New function.
5260 * function.h (get_last_funcdef_no): Declare.
5261 * tree-inline.c (initialize_cfun): Add initialization.
5262 (tree_function_versioning): Cleanup.
5264 2007-01-10 Jan Hubicka <jh@suse.cz>
5266 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5269 2007-01-10 Sa Liu <saliu@de.ibm.com>
5270 Ben Elliston <bje@au.ibm.com>
5272 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5273 for SAVE_NONLOCAL and Pmode for any other save level.
5274 * spu-protos.h (spu_restore_stack_block): Declare.
5275 * spu.md (save_stack_block): Remove.
5276 (restore_stack_block): Call spu_restore_stack_block.
5277 * spu.c (spu_restore_stack_block): New function.
5278 (spu_expand_epilogue): Remove old comment.
5280 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5282 PR tree-optimization/30322
5283 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5284 (cand_value_at): Return the value as aff_tree.
5285 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5286 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5287 aff_combination_mult): New functions.
5288 (aff_combination_add): Use aff_combination_add_cst.
5289 (aff_combination_convert): Allow conversions to a wider type.
5290 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5291 * tree-affine.h (aff_combination_mult): Declare.
5293 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5295 * doc/tm.texi: Update documentation to reflect reality of exec
5296 and start file search behaviours. Update copyright year.
5297 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5298 header file directories.
5300 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5302 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5303 (*cosxf2): Rename to cosxf2_i387.
5304 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5305 using X87MODEF12 mode macro. Rename patterns to
5306 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5308 (*cosdf2, *cossf2): Ditto.
5309 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5310 to match extended input operands.
5311 (sincos<mode>3): New expander.
5312 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5313 insn patterns and corresponding splitters.
5315 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5317 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5318 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5320 2007-01-09 Nicolas Pitre <nico@cam.org>
5323 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5325 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5327 * target.h (struct gcc_target): New field library_rtti_comdat.
5328 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5329 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5330 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5331 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5333 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5335 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5337 2007-01-08 Richard Guenther <rguenther@suse.de>
5339 * tree.h (force_fit_type_double): Export.
5340 (force_fit_type): Remove.
5341 * fold-const.c (force_fit_type_double): New function.
5342 (force_fit_type): Remove.
5343 (int_const_binop): Use it.
5344 (fold_convert_const_int_from_int): Likewise.
5345 (fold_convert_const_int_from_real): Likewise.
5346 (fold_div_compare): Likewise.
5347 (fold_sign_changed_comparison): Likewise.
5348 (fold_unary): Likewise.
5349 (fold_negate_const): Likewise.
5350 (fold_abs_const): Likewise.
5351 (fold_not_const): Likewise.
5352 * c-common.c (shorten_compare): Use force_fit_type_double.
5353 * convert.c (convert_to_pointer): Likewise.
5355 2007-01-08 Richard Guenther <rguenther@suse.de>
5357 * tree.h (build_int_cst_wide_type): Export.
5358 * tree.c (build_int_cst_wide_type): New function.
5359 (build_int_cst_wide): Fix comment.
5360 * builtins.c (fold_builtin_object_size): Use build_int_cst
5361 to build -1 or 0 of the correct type. Use fit_double_type
5362 to check for overflow.
5363 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5365 (decode_field_reference): Likewise.
5366 (all_ones_mask_p): Likewise.
5367 (native_interpret_int): Use build_int_cst_wide_type.
5368 (fold_binary): Use build_int_cst_type to build an all-ones
5370 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5372 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5374 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5376 2007-01-09 Ben Elliston <bje@au.ibm.com>
5378 * genautomata.c (STATS_OPTION): New option.
5379 (stats_flag): New flag.
5380 (gen_automata_option): Handle it.
5381 (initiate_automaton_gen): Ditto.
5382 (write_automata): Output statistics only if stats_flag is
5383 set. Likewise, output time statistics only if time_flag is set.
5384 * doc/md.texi (Processor pipeline description): Document new flag.
5386 2007-01-08 Richard Guenther <rguenther@suse.de>
5388 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5389 * tree.c (build_int_cst_type): Likewise.
5390 (size_in_bytes): Don't call force_fit_type on the result.
5391 (int_fits_type_p): Use fit_double_type.
5392 * fold-const.c (fit_double_type): New function.
5393 (force_fit_type): Use it.
5394 * tree.h (fit_double_type): Export.
5396 2007-01-08 Jan Hubicka <jh@suse.cz>
5398 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5399 * ipa.c (function_and_variable_visibility): Fix return type.
5401 2007-01-08 Richard Guenther <rguenther@suse.de>
5403 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5404 of offset to build the index.
5405 * tree-pretty-print.c (dump_generic_node): Don't build negated
5406 const just for printing.
5407 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5408 * builtins.c (fold_builtin_int_roundingfn): Check if result
5409 fits the type by using force_fit_type and comparing the result.
5410 * predict.c (predict_loops): Use compare_tree_int for comparison.
5411 * tree.c (build_int_cst): Fall back to integer_type_node for
5413 (build_int_cst_wide): Assert type is non-null.
5415 2007-01-08 Roberto Costa <roberto.costa@st.com>
5417 * tree-vrp.c (extract_range_from_cond_expr): New.
5418 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5419 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5421 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5422 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5423 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5424 used as expressions.
5425 * tree-object-size.c (cond_expr_object_size): New.
5426 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5428 2007-01-08 Jan Hubicka <jh@suse.cz>
5430 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5431 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5434 2007-01-08 Richard Guenther <rguenther@suse.de>
5436 PR tree-optimization/23603
5437 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5438 (extract_range_from_binary): Fall back to truthvalue instead of
5439 varying for TRUTH_*_EXPR.
5440 (extract_range_from_comparison): Fall back to truthvalue instead of
5442 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5443 if all visited PHI values were constant.
5445 2007-01-08 Jan Hubicka <jh@suse.cz>
5447 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5448 (cgraph_analyze_function): break out from ...
5449 (cgraph_finalize_compilation_unit): ... here.
5450 (cgraph_expand_function): Remove forgoten commented out line.
5451 (cgraph_optimize): Analyze functions.
5453 2007-01-08 Jan Hubicka <jh@suse.cz>
5455 * tree-pas.h (TODO_remove_function): New flag.
5456 (TODO_update*): Renumber.
5457 (pass_ipa_increase_alignment,
5458 pass_ipa_function_and_variable_visibility): New passes.
5459 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5460 (cgraph_function_and_variable_visibility): Move to ipa.c
5461 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5462 cgraph_increase_alignment.
5463 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5464 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5465 calling tree-inline.
5466 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5467 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5468 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5469 (gate_increase_alignment): New function.
5470 (pass_ipa_increase_alignment): New pass.
5471 * ipa.c: Inline tree-pass.h and timevar.h
5472 (function_and_variable_visibility): Move here from cgraphunit.c
5473 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5474 * passes.c (init_optimization_passes): Add the two new passes.
5475 (execute_todo): Handle cgraph_remove_functions.
5477 2007-01-08 Nick Clifton <nickc@redhat.com>
5479 * config/frv/predicates.md (reg_or_0_operand): Accept
5482 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5484 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5485 * config.gcc: Add bfin*-rtems*.
5487 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5489 * c.opt: Add -flax-vector-conversions.
5490 * c-typeck.c (convert_for_assignment): Pass flag to
5491 vector_types_convertible_p to allow emission of note.
5492 (digest_init): Likewise.
5493 * c-opts.c: Handle -flax-vector-conversions.
5494 * c-common.c (flag_lax_vector_conversions): New.
5495 (vector_types_convertible_p): Unless -flax-vector conversions
5496 has been passed, disallow conversions between vectors with
5497 differing numbers of subparts and/or element types. If such
5498 a conversion is disallowed, possibly emit a note on the first
5499 occasion only to inform the user of -flax-vector-conversions.
5500 The new last argument specifies this.
5501 * c-common.h (flag_lax_vector_conversions): New.
5502 (vector_types_convertible_p): Add extra argument.
5503 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5504 char_type_node for V*QI type vectors.
5505 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5506 Update to satisfy new typechecking rules.
5507 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5509 * doc/invoke.texi (C Dialect Options): Document
5510 -flax-vector-conversions.
5512 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5514 PR tree-optimization/29877
5515 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5516 a register variable on the RHS to not be replaceable.
5518 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5519 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5520 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5521 const_simm15, const_pow2, const_npow2): Added.
5522 * config/score/misc.md (insv, extv, extzv, movmemsi,
5523 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5524 * config/score/score.c (score_address_cost, score_select_cc_mode):
5526 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5527 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5528 Update score_print_operand.
5529 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5530 Adjust register allocate order and update some macro define.
5531 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5532 mdx_block_move_straight, mdx_block_move_loop_head,
5533 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5534 mdx_block_move): Added.
5535 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5536 mdp_limm): Updated and fix some bug and typo.
5537 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5538 (movsf, movdf, doloop_end): Added.
5540 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5542 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5543 config/arm/thumb2.md: Fix comment typos.
5544 * doc/extend.texi: Fix a typo.
5546 2007-01-07 Eric Christopher <echristo@apple.com>
5548 * configure.ac: Check for __stack_chk_fail for darwin.
5549 * configure: Regenerate.
5551 2007-01-07 Richard Guenther <rguenther@suse.de>
5553 * tree-vrp.c (extract_range_from_assert): CSE calls to
5554 compare_values where possible.
5555 (extract_range_from_unary_expr): Likewise.
5557 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5559 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5560 * config/avr/avr.c (call_insn_operand): Delete function.
5561 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5562 instead of register number. Use predicates.
5563 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5564 call_insn_operand): Add.
5566 2007-01-06 Jan Hubicka <jh@suse.cz>
5568 * tree-pass.h (pass_build_cgraph_edges): Declare.
5569 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5570 (visited_nodes): Remove.
5571 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5572 build_cgrpah_edges; make visited_nodes local.
5573 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5574 (record_references_in_initializer): Move to cgraphbuild.c
5575 (initialize_inline_failed, rebuild_cgraph_edges,
5576 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5577 (verify_cgraph_node): Make visited_nodes local.
5578 (cgraph_analyze_function): Do not call cgraph_create_edges and
5579 initialize_inline_failed.
5580 (cgraph_expand_function): Do not call cgraph_lower_function;
5581 assert that function is already lowered.
5582 * Makefile.in (cgraphbuild.o): New.
5583 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5584 at the end of lowering passes.
5586 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5588 * ifcvt.c (cond_move_convert_if_block): New function, code
5589 factored out from...
5590 (cond_move_process_if_block): ...here. Call the new function
5591 on the THEN and ELSE blocks.
5592 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5593 already takes care of this.
5595 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5598 * tree.h (TREE_OVERFLOW_P): New.
5599 * c-typeck.c (parser_build_unary_op): Warn only if result
5600 overflowed and operands did not.
5601 (parser_build_binary_op): Likewise.
5602 (convert_for_assignment): Remove redundant overflow_warning.
5603 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5605 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5607 * c-typeck.c (store_init_value): Split over two lines to follow
5608 the GNU coding style.
5610 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5612 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5613 __GXX_EXPERIMENTAL_CXX0X__.
5614 * doc/cpp.texi: Same.
5616 2007-01-05 Richard Guenther <rguenther@suse.de>
5619 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5620 with mismatched types. Instead explicitly build a
5621 conversion NOP_EXPR.
5623 2007-01-05 Ian Lance Taylor <iant@google.com>
5625 * c-common.c (decl_with_nonnull_addr_p): New function.
5626 (c_common_truthvalue_conversion): Call it.
5627 * c-typeck.c (build_binary_op): Likewise.
5628 * c-common.h (decl_with_nonnull_addr_p): Declare.
5630 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5633 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5636 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5638 * doc/install.texi (Final install): Document the fact that
5639 the GNAT runtime should not be stripped.
5641 2007-01-04 Jan Hubicka <jh@suse.cz>
5643 * tree-inline.c (fold_marked_statements): Update operand caches
5644 and EH after folding
5646 2007-01-04 Ian Lance Taylor <iant@google.com>
5648 * c-common.c (check_function_nonnull): Whitespace fix.
5650 2007-01-04 Jan Hubicka <jh@suse.cz>
5652 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5653 comitted older version of patch.
5654 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5655 function, celanup cfg and collect garbage.
5657 2007-01-04 Mike Stump <mrs@apple.com>
5659 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5662 2007-01-04 Eric Christopher <echristo@apple.com>
5664 * libgcc2.c (__bswapsi2): Use SItype.
5665 (__bswapdi2): Use DItype.
5666 * libgcc2.h: Update for above.
5668 2007-01-04 Paul Brook <paul@codesourcery.com>
5670 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5671 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5672 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5673 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5674 umulsi3_highpart): Make conditional on !arm_arch6.
5675 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5676 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5677 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5678 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5679 umulsi3_highpart_v6): New insns.
5681 2007-01-04 Roger Sayle <roger@eyesopen.com>
5683 * fold-const.c (fold_convert): When casting an expression to void,
5684 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5685 have a type. Instead of attempting to build a NOP_EXPR, return
5686 these "special" trees directly.
5688 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5690 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5691 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5692 rs6000_cost->fp not 0 as adjustment for outer NEG.
5694 2007-01-04 Jan Hubicka <jh@suse.cz>
5696 * cgraph.c (cgraph_release_function_body): New function.
5697 (cgraph_remove_node): Use it.
5698 * cgraph.h (cgraph_release_function_body): Declare.
5699 * cgraphunit.c (cgraph_expand_function): Use it.
5700 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5701 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5702 is initialized and while compilation of other function is running.
5703 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5704 statement CFG annotations from here to ...
5705 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5707 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5709 * cfgloop.h (enum li_flags): Make the constants powers of two.
5711 2007-01-04 Jan Hubicka <jh@suse.cz>
5713 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5715 (fold_marked_statements): New function.
5716 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5717 * tree-inline.h (copy_body_data): Add statements_to_fold.
5719 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5721 * config.gcc: Mention libgcc/config.host.
5722 * Makefile.in: Update comments mentioning libgcc.
5723 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5724 (all.cross, start.encap, rest.encap, rest.cross): Update
5725 dependencies for libgcc move.
5726 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5727 (clean-target, clean-target-libgcc): Delete.
5728 (srcdirify, GCC_EXTRA_PARTS): New macros.
5729 (libgcc-support, libgcc.mvars): New rules.
5730 (distclean): Remove mention of mklibgcc.
5731 (install): Don't reference INSTALL_LIBGCC.
5732 (install-common): Don't reference EXTRA_PARTS.
5733 (install-libgcc, install-multilib): Delete rules.
5734 * mklibgcc.in: Delete file.
5735 * doc/configfiles.texi: Don't mention mklibgcc.
5737 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5738 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5739 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5740 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5741 (mklibgcc, ldblspecs): Likewise.
5743 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5744 (posixpre.def): Use $(T).
5745 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5746 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5747 (SHLIB_LINK): Make dummy.
5748 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
5750 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
5752 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
5753 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
5754 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
5755 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
5757 * configure.ac (all_outputs): Remove mklibgcc.
5758 * configure: Regenerated.
5760 2007-01-03 Josh Conner <jconner@apple.com>
5763 * calls.c (compute_argument_addresses): Set stack and stack_slot
5764 for partial args, too.
5765 (store_one_arg): Use locate.size.constant for the size when
5766 generating a save_area.
5768 2007-01-03 Robert Kennedy <jimbob@google.com>
5770 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
5771 whose definitions are deleted due to basic block merging.
5773 2007-01-03 Paul Brook <paul@codesourcery.com>
5776 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
5778 (use_return_insn): Return 0 for Thumb interrupt functions.
5779 (print_multi_reg): Add rfe argument for IRQ returns.
5780 (arm_output_epilogue): Pop interrupt return address directly into PC.
5781 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
5783 2007-01-03 Paul Brook <paul@codesourcery.com>
5785 Merge from sourcerygxx-4_1.
5786 * config/arm/thumb2.md: New file.
5787 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
5789 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
5790 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5791 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
5792 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
5794 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5795 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
5797 * config/arm/ieee754-sf.S: Ditto.
5798 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
5799 (thumb1_base_register_rtx_p): ... to this.
5800 (thumb_index_register_rtx_p): Rename...
5801 (thumb1_index_register_rtx_p): ... to this.
5802 (thumb_output_function_prologue): Rename...
5803 (thumb1_output_function_prologue): ... to this.
5804 (thumb_legitimate_address_p): Rename...
5805 (thumb1_legitimate_address_p): ... to this.
5806 (thumb_rtx_costs): Rename...
5807 (thumb1_rtx_costs): ... to this.
5808 (thumb_compute_save_reg_mask): Rename...
5809 (thumb1_compute_save_reg_mask): ... to this.
5810 (thumb_final_prescan_insn): Rename...
5811 (thumb1_final_prescan_insn): ... to this.
5812 (thumb_expand_epilogue): Rename...
5813 (thumb1_expand_epilogue): ... to this.
5814 (arm_unwind_emit_stm): Rename...
5815 (arm_unwind_emit_sequence): ... to this.
5816 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
5817 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
5818 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
5819 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
5820 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
5821 thumb2_output_casesi): New functions.
5822 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
5823 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
5824 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
5825 THUMB2_WORK_REGS): Define.
5826 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
5827 arm_condexec_mask, arm_condexec_masklen)): New variables.
5828 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
5829 (arm_override_options): Check new CPU capabilities.
5830 Set new architecture flag variables.
5831 (arm_isr_value): Handle v7m interrupt functions.
5832 (user_return_insn): Return 0 for v7m interrupt functions. Handle
5834 (const_ok_for_arm): Handle Thumb-2 constants.
5835 (arm_gen_constant): Ditto. Use movw when available.
5836 (arm_function_ok_for_sibcall): Return false for v7m interrupt
5838 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
5839 (thumb_find_work_register, arm_load_pic_register,
5840 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
5841 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
5842 print_multi_reg, output_mov_long_double_fpa_from_arm,
5843 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
5844 output_mov_double_fpa_from_arm, output_move_double,
5845 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
5846 output_return_instruction, arm_output_function_prologue,
5847 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
5848 arm_output_mi_thunk, thumb_set_return_address): Ditto.
5849 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
5850 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
5851 (arithmetic_instr, shift_op): Use arm_shift_nmem.
5852 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
5854 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
5855 (thumb_expand_prologue): Use thumb_set_frame_pointer.
5856 (arm_file_start): Output directive for unified syntax.
5857 (arm_unwind_emit_set): Handle stack alignment instruction.
5858 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
5859 Add v6t2, v7, v7a, v7r and v7m.
5860 (RETLDM): Add Thumb-2 code.
5861 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
5862 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
5863 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
5864 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
5865 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
5866 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
5867 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
5868 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
5869 ADJUST_INSN_LENGTH): Define.
5870 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
5871 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
5872 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
5873 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
5874 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
5875 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
5876 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
5877 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
5878 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
5879 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
5880 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
5881 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
5882 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
5883 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
5884 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
5885 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
5886 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
5888 * config/arm/arm-tune.md: Regenerate.
5889 * config/arm/arm-protos.h: Update prototypes.
5890 * config/arm/vfp.md: Enable patterns for Thumb-2.
5891 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
5892 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
5893 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
5894 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
5895 * config/arm/libunwind.S: Add Thumb-2 code.
5896 * config/arm/constraints.md: Update include Thumb-2.
5897 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
5898 * config/arm/ieee754-df.S: Ditto.
5899 * config/arm/bpabi.S: Ditto.
5900 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
5901 * config/arm/predicates.md (low_register_operand,
5902 low_reg_or_int_operand, thumb_16bit_operator): New.
5903 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
5904 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
5905 * config/arm/t-arm-elf: Add armv7 multilib.
5906 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
5908 (UNSPEC_STACK_ALIGN, ce_count): New.
5909 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
5910 arm_zero_extendsidi2, arm_zero_extendqidi2): New
5912 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
5913 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
5914 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
5915 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
5916 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
5917 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
5919 * doc/extend.texi: Document ARMv7-M interrupt functions.
5920 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
5922 2007-01-03 Jakub Jelinek <jakub@redhat.com>
5924 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
5925 (struct _Unwind_Context): Rename args_size to flags, remove
5926 signal_frame field, add a new args_size field and version field.
5927 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
5928 _Unwind_IsExtendedContext): New inline functions.
5929 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
5930 Assume by_value array is only present if _Unwind_IsExtendedContext.
5931 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
5932 _Unwind_IsSignalFrame.
5933 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
5934 (uw_update_context_1): Use _Unwind_SetSignalFrame.
5935 (uw_init_context_1): Initialize context->flags to
5936 EXTENDED_CONTEXT_BIT.
5937 * config/rs6000/linux-unwind.h (frob_update_context): Use
5938 _Unwind_SetSignalFrame.
5940 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5943 * gimplify.c (gimplify_modify_expr_complex_part): Move below
5944 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
5947 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
5949 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
5950 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
5951 RET, AT_SP): Remove.
5952 * config/i386/i386.md (*sse_prologue_save_insn): Use return
5955 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5956 * cfgbuild.c (find_basic_blocks): Likewise.
5957 * cfgrtl.c (rtl_create_basic_block): Likewise.
5958 * function.c (temp_slots_at_level): Likewise.
5959 * reg-stack.c (stack_regs_mentioned): Likewise.
5960 * regclass.c (allocate_reg_info): Likewise.
5961 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5962 set_bb_for_stmt, move_block_to_fn): Likewise.
5963 * tree-complex.c (tree_lower_complex): Likewise.
5964 * vec.h (VEC_safe_grow_cleared): New.
5966 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
5968 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
5970 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
5971 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
5973 * cfgloopmanip.c (scale_loop_frequencies): Export.
5974 (loopify): Scale the frequencies by prescribed coefficients.
5975 (set_zero_probability): New function.
5976 (duplicate_loop_to_header_edge): Improve updating of frequencies.
5977 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
5978 and frequencies according to arguments.
5979 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
5981 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
5982 * modulo-sched.c (sms_schedule): Set probabilities for entering
5983 versioned loop correctly.
5984 * tree-vect-transform.c (vect_transform_loop): Ditto.
5985 * cfgloop.h (loopify, loop_version): Declaration changed.
5986 (scale_loop_frequencies): Declared.
5988 2007-01-02 Jan Hubicka <jh@suse.cz>
5990 * cgraph.c: Include tree-flow.h
5991 (cgraph_add_new-function): Handle IPA_SSA mode; execute
5993 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
5994 * tree-pass.h (pass_all_early_optimizations): Declare.
5995 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
5997 (cgraph_analyze_function): Do early_local_passes.
5998 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
5999 Do not add referenced vars.
6000 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6002 (gate_all_early_local_passes): New gate.
6003 (pass_early_local_passes): Use new gate.
6004 (execute_early_local_optimizations): New functions.
6005 (gate_all_early_optimizations): New gate.
6006 (pass_all_early_optimizations): New pass.
6007 (execute_free_datastructures): Free SSA only when initialized.
6008 (gate_init_datastructures): Init only when optimizing.
6009 (tree_lowering_passes): Do early local passes when called late.
6010 * tree-profile.c (do_tree_profiling): Don't profile functions added
6012 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6013 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6015 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6016 during early_local_passes.
6017 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6020 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6022 * Makefile.in: Update copyright year.
6024 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6026 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6027 in $(lang_checks) and check-consistency targets.
6029 2007-01-02 Jan Hubicka <jh@suse.cz>
6031 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6032 Do not add referenced vars.
6033 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6035 * passes.c (init_optimization_passes): Put mudflap_2 after
6036 free_datastructures.
6038 2007-01-02 Jan Hubicka <jh@suse.cz>
6040 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6041 Set NOTHROW flag on call statements proved to be nothrow.
6042 Update statement of local calls so new pure/const functions are
6043 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6045 (tree_rest_of_compilation): Register hooks and initialize bitmap
6046 early. Do not set after_inlining flag.
6048 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6050 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6051 HOST_BITS_PER_LONGLONG
6053 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6056 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6057 warning for non-static initializers.
6059 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6061 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6062 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6063 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6064 Always use set_unique_reg_note to add REG_EQUAL notes.
6066 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6069 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6071 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6072 * cfgbuild.c (find_basic_blocks): Likewise.
6073 * cfgrtl.c (rtl_create_basic_block): Likewise.
6074 * function.c (temp_slots_at_level): Likewise.
6075 * reg-stack.c (stack_regs_mentioned): Likewise.
6076 * regclass.c (allocate_reg_info): Likewise.
6077 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6078 set_bb_for_stmt, move_block_to_fn): Likewise.
6079 * tree-complex.c (tree_lower_complex): Likewise.
6080 * vec.h (VEC_safe_grow_cleared): New.
6082 2007-01-02 Ian Lance Taylor <iant@google.com>
6084 * c-common.c (c_common_truthvalue_conversion): When warning about
6085 using an assignment as a truth value, set TREE_NO_WARNING.
6087 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6090 * c.opt (Wold-style-declaration): New.
6091 * doc/invoke.texi (C-only Warning Options): New.
6092 (Wold-style-declaration): Document it.
6093 (Wextra): Enabled by -Wextra.
6094 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6095 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6096 -Wold-style-declaration.
6098 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6100 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6101 * cfgbuild.c (find_basic_blocks): Likewise.
6102 * cfgrtl.c (rtl_create_basic_block): Likewise.
6103 * function.c (temp_slots_at_level): Likewise.
6104 * reg-stack.c (stack_regs_mentioned): Likewise.
6105 * regclass.c (allocate_reg_info): Likewise.
6106 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6107 set_bb_for_stmt, move_block_to_fn): Likewise.
6108 * tree-complex.c (tree_lower_complex): Likewise.
6109 * vec.h (VEC_safe_grow_cleared): New.
6111 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6113 * c-common.c (c_common_nodes_and_builtins): Since variants of
6114 void_type_node get built before it is given a name, we need to
6115 give those variants the name, too.
6116 (complete_array_type): We need to work with the canonical main
6117 type of the array, from which we will build the qualified version.
6118 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6119 * print-tree.c (print_node): Display canonical type information
6121 * stor-layout.c (layout_type): When we don't know the
6122 alignment of a type for which we're building an array, we end up
6123 guessing wrong, so make the type require structural equality.
6124 * tree.c (make_node_stat): When we build a new type, it is its
6126 (build_type_attribute_qual_variant): When building an attribute
6127 variant, its canonical type is the non-attribute variant. However,
6128 if the attributes are target-dependent and they differ, we need to
6129 use structural equality checks for this type.
6130 (build_qualified_type): A qualified type is not equivalent to its
6131 unqualified variant; set the canonical type appropriately.
6132 (build_distinct_type_copy): When building a distinct type from
6133 another type, the new type is its own canonical type.
6134 (build_variant_type_copy): When building a new type variant, we
6135 assume that it is equivalent to the original type.
6136 (build_pointer_type_for_mode): When building a pointer type, also
6137 build a canonical type pointer.
6138 (build_reference_type_for_mode): When building a reference type,
6139 also build a canonical type reference.
6140 (build_index_type): When we can't hash an index type (e.g.,
6141 because its maximum value is negative), the index type requires
6142 structural equality tests.
6143 (build_array_type): Build the canonical form of an array type.
6144 (build_function_type): Function types require structural equality,
6145 because they contain default arguments, attributes, etc.
6146 (build_method_type_directly): Ditto for method types.
6147 (build_offset_type): Build the canonical offset type.
6148 (build_complex_type): Build the canonical vector type.
6149 (make_vector_type): Build the canonical vector type.
6150 * tree.h (TYPE_CANONICAL): New.
6151 (TYPE_STRUCTURAL_EQUALITY_P): New.
6152 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6153 (struct tree_type): Added "canonical" field.
6154 * params.h (VERIFY_CANONICAL_TYPES): New.
6155 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6156 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6157 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6158 * doc/invoke.texi (verify-canonical-types): Document --param
6159 parameter for verifying canonical types.
6161 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6163 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6164 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6165 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6166 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6168 * config/rs6000/e500.h: New.
6169 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6170 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6172 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6173 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6174 TARGET_E500_DOUBLE): Remove.
6175 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6176 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6177 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6178 * config/rs6000/rs6000.c (rs6000_override_options): Use
6181 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6183 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6184 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6185 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6186 rs6000_emit_cmove): Don't check TARGET_E500.
6187 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6188 sordered): Don't check TARGET_E500.
6190 2007-01-01 Eric Christopher <echristo@apple.com>
6192 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6193 HARD_REGISTER_NUM_P.
6195 2007-01-01 Roger Sayle <roger@eyesopen.com>
6197 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6198 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6199 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6202 2007-01-01 Mike Stump <mrs@apple.com>
6204 * configure.ac: Remove support for building with Apple's gcc-3.1.
6206 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6209 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6210 REG is a hard register. Do not modify REG before calling
6212 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6213 multiple of the size of YMODE for certain lowpart cases.
6215 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6218 * gimplify (voidify_wrapper_expr): Update for
6221 2007-01-01 Andreas Schwab <schwab@suse.de>
6224 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6225 save of BR0 in extra_spill_size instead of spill_size.
6226 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6228 (ia64_expand_epilogue): Restore BR0 from its new location.
6230 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6232 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6233 Use a temporary variable if the left hand side is not a gimple
6236 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6238 * gimplify.c (gimplify_return_expr): Make the temporary variable
6239 for the return expression, a gimple register variable.
6241 2007-01-01 Jan Hubicka <jh@suse.cz>
6243 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6246 2007-01-01 Mike Stump <mrs@apple.com>
6248 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6250 * config/darwin.c (machopic_select_rtx_section): Use
6252 (darwin_mergeable_constant_section): Likewise.
6253 * configure: Regenerate.
6254 * config.in: Regenerate.
6256 2007-01-01 Jan Hubicka <jh@suse.cz>
6257 Andrew Pinski <pinskia@gmail.com>
6259 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6260 before starting IPA passes.