1 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
4 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
5 * combine.c (adjust_for_new_dest): Use it.
6 * postreload.c (reload_combine): Likewise.
8 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
11 notes on an insn with multiple sets, even if single_set returns
12 non-NULL for that insn.
14 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
19 2007-02-20 Geoffrey Keating <geoffk@apple.com>
21 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
22 if user didn't pass it.
23 * config/i386/darwin.h (CC1_SPEC): Likewise.
24 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
25 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
28 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29 Uros Bizjak <ubizjak@gmail.com>
31 * optabs.h (enum optab_index): Add new OTI_scalb.
32 (scalb_optab): Define corresponding macro.
33 * optabs.c (init_optabs): Initialize scalb_optab.
34 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
36 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
37 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
38 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
39 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
40 flag_unsafe_math_optimizations is set.
42 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
43 to implement scalbf, scalb and scalbl built-ins as inline x87
46 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
47 DJ Delorie <dj@redhat.com>
50 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
51 (diagnostic_report_diagnostic): ... here, and turn them into real
52 errors. If warnings are inhibited, no need to do anything.
54 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
56 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
57 better code generation.
59 2007-02-20 Ben Elliston <bje@au.ibm.com>
61 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
63 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
65 * config/alpha/alpha.c, config/alpha/alpha.md,
66 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
67 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
68 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
69 config/arm/lib1funcs.asm: Follow spelling conventions.
71 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
72 config/fr30/fr30.md, config/i386/i386.h,
73 config/iq2000/iq2000.h, config/iq2000/predicates.md,
74 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
75 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
76 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
77 config/rs6000/altivec.md, config/rs6000/rs6000.c,
78 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
79 config/sparc/sparc.c, config/sparc/sparc.h,
80 config/sparc/sparc.md, config/spu/constraints.md,
81 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
84 2007-02-20 Alan Modra <amodra@bigpond.net.au>
87 * varasm.c (use_blocks_for_decl_p): Return false for decls with
90 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
92 * doc/invoke.texi (-ftree-lrs): Remove.
94 2007-02-19 Diego Novillo <dnovillo@redhat.com>
96 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
99 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
101 * config/ia64/ia64.c (ia64_expand_builtin): Use the
102 new CALL_EXPR_FN macro for retrieving the function
103 declaration of the input expression.
105 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
107 * c.opt (Waddress): New.
108 * common.opt (Walways-true): Delete.
109 (Wstring-literal-comparison): Delete.
110 * doc/invoke.texi (Warning Options): Delete -Walways-true and
111 -Wstring-literal-comparison. Add -Waddress.
113 (Walways-true): Delete.
114 (Wstring-literal-comparison): Delete.
115 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
116 consistently instead of -Walways-true in example.
117 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
118 * c-typeck.c (parser_build_binary_op): Replace
119 -Wstring-literal-comparison and -Walways-true with -Waddress.
120 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
123 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
125 * tree-cfg.c (dump_function_to_file): Be prepared for functions
126 without DECL_STRUCT_FUNCTION initialized.
128 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
130 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
131 due to calls to functions taking pointers as parameters.
133 2007-02-19 Richard Henderson <rth@redhat.com>
136 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
139 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
141 * config/s390/s390.c (s390_call_saved_register_used,
142 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
143 accessed to the new scheme.
145 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
147 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
148 (cris_print_index, cris_print_operand, cris_print_operand_address)
149 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
150 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
151 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
153 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
154 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
155 GO_IF_LEGITIMATE_ADDRESS): Ditto.
156 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
157 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
158 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
159 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
160 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
161 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
162 (uminsi3, call, call_value): Ditto.
163 (define_split: indir_to_reg_split, unnamed): Ditto.
165 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
167 PR tree-optimization/30975
168 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
171 2007-02-18 Eric Christopher <echristo@gmail.com>
173 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
174 Remove use of arglist.
175 (mips_expand_builtin): Remove use of arglist, pass in expr.
176 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
177 (mips_expand_builtin_movtf): Ditto.
178 (mips_expand_builtin_compare): Ditto.
180 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
182 * tree-sra.c (sra_build_assignment): Replace assertion
183 checking with a comment explaining why it can't be done.
185 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
188 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
189 during CALL_EXPR representation conversion.
190 * tree-ssa-propagate.c (set_rhs): Likewise.
192 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
194 * tree-sra.c (sra_build_assignment): Disable assertion checking
197 2007-02-18 Roger Sayle <roger@eyesopen.com>
199 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
200 instead of calling build2 with a GIMPLE_MODIFY_STMT.
201 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
203 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
204 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
205 gimplify_init_ctor_eval_range, gimple_push_cleanup,
206 gimplify_omp_for, gimplify_omp_atomic_pipeline,
207 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
208 force_gimple_operand): Likewise.
209 * ipa-cp.c (constant_val_insert): Likewise.
210 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
211 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
212 perfect_nestify): Likewise.
213 * langhooks.c (lhd_omp_assignment): Likewise.
214 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
215 lower_copyprivate_clauses, lower_send_clauses,
216 lower_send_shared_vars, expand_parallel_call,
217 expand_omp_for_generic, expand_omp_for_static_nochunk,
218 expand_omp_for_static_chunk, expand_omp_sections,
219 lower_omp_single_copy, lower_omp_for_lastprivate,
220 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
221 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
222 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
225 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
227 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
228 config/sh/sh.md: Follow spelling conventions.
230 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
231 config/frv/predicates.md: Follow spelling conventions.
233 * config/m68k/linux-unwind.h: Fix a comment typo.
234 * target.h: Follow spelling conventions.
236 2007-02-18 Roger Sayle <roger@eyesopen.com>
238 PR rtl-optimization/28173
239 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
240 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
241 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
242 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
243 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
245 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
247 * builtins.c (fold_builtin_load_exponent): New.
248 (fold_builtin_2): Use it.
250 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
252 PR rtl-optimization/30773
253 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
254 if we fail to attach a REG_EQUIV note.
256 2007-02-18 David Edelsohn <edelsohn@gnu.org>
257 Roger Sayle <roger@eyesopen.com>
259 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
261 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
263 * calls.c (initialize_argument_information): Pass original EXP
264 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
265 code to split complex arguments here, as part of initializing the
267 (expand_call): Remove code that builds a list of arguments and
268 inserts implicit arguments into it. Instead, just count how many
269 implicit arguments there will be so we can determine the size of
270 the ARGS array, and let initialize_argument_information do the work.
271 (split_complex_values): Delete unused function.
273 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
275 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
277 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
279 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
280 for arg pointer based indexed addressing.
282 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
284 * config/ia64/ia64.h, config/ia64/ia64.md,
285 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
286 spelling conventions.
288 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
290 * config/m68k/m68k.c (split_di): New.
291 * config/m68k/m68k-protos.h: Declare split_di.
292 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
293 Improve predicate handling and split constant shifts.
295 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
297 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
298 parameter for register bitfield operations, general predicates
301 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
303 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
304 * config/m68k/linux-unwind.h: New file.
306 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
308 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
309 config/i386/athlon.md, config/ia64/ia64.md,
310 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
311 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
312 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
313 tree-ssa-loop-niter.c, tree-vect-analyze.c,
314 tree-vect-transform.c: Fix comment typos.
316 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
318 * sched-deps.c (find_insn_list): Remove.
319 * sched-int.h: Remove the prototype for find_insn_list.
321 2007-02-16 Geoffrey Keating <geoffk@apple.com>
323 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
325 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
326 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
327 darwin_rs6000_override_options.
328 (C_COMMON_OVERRIDE_OPTIONS): Expect
329 darwin_macosx_version_min to be non-NULL always.
330 (TARGET_C99_FUNCTIONS): Likewise.
331 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
332 (DARWIN_MINVERSION_SPEC): New.
333 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
334 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
336 (DARWIN_MINVERSION_SPEC): New.
337 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
339 * config/darwin-c.c (darwin_cpp_builtins): Expect
340 darwin_macosx_version_min to be non-NULL always.
342 * config/rs6000/rs6000.c: Clean up trailing whitespace.
344 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
346 * config/i386/i386.h (x86_use_xchgb): New.
347 (TARGET_USE_XCHGB): New macro.
348 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
349 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
350 Split after reload into bswaphi for shifts of 8.
351 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
352 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
353 or when optimizing for size.
355 2007-02-16 Richard Guenther <rguenther@suse.de>
356 Christian Bruel <christian.bruel@st.com>
358 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
359 DECLs but prefer SSA_NAMEs over DECLs.
361 2007-02-16 Richard Guenther <rguenther@suse.de>
363 * tree-flow-inline.h (single_imm_use_p): Remove.
364 (zero_imm_uses_p): Likewise.
365 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
366 instead of single_imm_use_p.
367 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
370 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
373 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
374 nested double- and backquotes.
376 2007-02-15 Roger Sayle <roger@eyesopen.com>
379 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
380 should be unreachable.
381 (build2_stat): Allow construction of MODIFY_EXPR at any time.
382 For the time being redirect GIMPLE_MODIFY_STMT to the new
383 (renamed) build_gimple_modify_stmt_stat.
384 (build2_gimple_stat): Rename to...
385 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
386 Always build a GIMPLE_MODIFY_STMT node.
387 * tree.h (build2_gimple, build2_gimple_stat): Delete.
388 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
391 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
392 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
393 * tree-complex.c (set_component_ssa_name, expand_complex_move,
394 expand_complex_div_wide): Likewise.
395 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
396 * tree-ssa-loop-im.c (schedule_sm): Likewise.
397 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
398 * tree-ssa-loop-manip.c (create_iv): Likewise.
399 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
400 abs_replacement): Likewise.
401 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
402 realify_fake_stores): Likewise.
404 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
405 node rather than a GIMPLE_MODIFY_STMT node.
406 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
407 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
409 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
410 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
413 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
416 * fold-const.c (fold_comparison): Add back the
417 folding of constant complex comparisions.
419 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
422 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
423 effects unknown to this function, return early.
425 2007-02-15 Ian Lance Taylor <iant@google.com>
427 * lower-subreg.c (move_eh_region_note): New static function.
428 (resolve_simple_move): Call it.
429 (decompose_multiword_subregs): Track blocks for which we resolve a
430 simple move which is also a control flow insn. Pass them to
431 find_many_sub_basic_blocks.
432 (pass_lower_subreg): Add TODO_verify_flow.
433 (pass_lower_subreg2): Likewise.
435 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
436 Brooks Moses <brooks.moses@codesourcery.com>
437 Lee Millward <lee.millward@codesourcery.com>
439 * tree.h (enum tree_code_class): Add tcc_vl_exp.
440 (VL_EXP_CLASS_P): New.
441 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
443 (TREE_OPERAND_CHECK_CODE): Likewise.
444 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
445 (TREE_RTL_OPERAND_CHECK): Likewise.
446 (tree_operand_check_failed): Make second parameter the whole tree
447 instead of its code. Fixed callers.
449 (TREE_OPERAND_LENGTH): New.
450 (VL_EXP_OPERAND_LENGTH): New.
452 (CALL_EXPR_STATIC_CHAIN): New.
453 (CALL_EXPR_ARGS): New.
454 (CALL_EXPR_ARG): New.
455 (call_expr_nargs): New.
456 (CALL_EXPR_ARGP): New.
457 (build_nt_call_list): Declare.
458 (build_vl_exp_stat): Declare.
460 (build_call_list): Declare.
461 (build_call_nary): Declare.
462 (build_call_valist): Declare.
463 (build_call_array): Declare.
464 (call_expr_arg): Declare.
465 (call_expr_argp): Declare.
466 (call_expr_arglist): Declare.
467 (fold_build_call_list): Declare.
468 (fold_build_call_list_initializer): Declare.
469 (fold_call_expr): Declare to replace fold_builtin.
470 (fold_builtin_fputs): Update to agree with modified definition.
471 (fold_builtin_strcpy): Likewise.
472 (fold_builtin_strncpy): Likewise.
473 (fold_builtin_memory_chk): Likewise.
474 (fold_builtin_stxcpy_chk): Likewise.
475 (fold_builtin_strncpy_chk): Likewise.
476 (fold_builtin_next_arg): Likewise.
477 (fold_build_call_expr): Declare.
478 (fold_builtin_call_list): Declare.
479 (fold_builtin_call_valist): Declare.
480 (build_call_expr): Declare.
481 (validate_arglist): Update to agree with modified definition.
482 (tree_operand_length): New.
483 (call_expr_arg_iterator): New.
484 (init_call_expr_arg_iterator): New.
485 (next_call_expr_arg): New.
486 (first_call_expr_arg): New.
487 (more_call_expr_args_p): New.
488 (FOR_EACH_CALL_EXPR_ARG): New.
490 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
492 (tree_code_size): Update documentation. Use sizeof (tree) rather
493 than sizeof (char *).
494 (tree_size): Likewise. Add case for tcc_vl_exp.
495 (tree_node_structure): Add case for tcc_vl_exp.
496 (contains_placeholder_p): Likewise.
497 (substitute_in_expr): Likewise.
498 (substitute_placeholder_in_expr): Likewise.
499 (stabilize_reference_1): Likewise.
500 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
501 to diagnose breakage of this interface for constructing CALL_EXPRs.
502 (build_nt): Add similar assertion here.
503 (build_nt_call_list): New.
504 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
505 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
507 (get_callee_fndecl): Use new CALL_EXPR accessors.
508 (tree_operand_check_failed): Change parameters to pass entire node
509 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
510 (process_call_operands): New.
511 (build_vl_exp_stat): New.
512 (build_call_list): New.
513 (build_call_nary): New.
514 (build_call_valist): New.
515 (build_call_array): New.
516 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
517 (call_expr_arglist): New.
519 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
520 tcc_vl_exp instead of a fixed-size tcc_expression.
522 * doc/c-tree.texi (CALL_EXPR): Document new representation and
523 accessors for CALL_EXPRs.
524 (AGGR_INIT_EXPR): Likewise.
526 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
527 Brooks Moses <brooks.moses@codesourcery.com>
528 Lee Millward <lee.millward@codesourcery.com>
530 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
531 (expand_builtin_nonlocal_goto): Change parameter to be entire
532 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
533 (expand_builtin_prefetch): Likewise.
534 (expand_builtin_classify_type): Likewise.
535 (mathfn_built_in): Return NULL_TREE instead of 0.
536 (expand_errno_check): Use new CALL_EXPR accessors.
537 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
538 Return NULL_RTX instead of 0.
539 (expand_builtin_mathfn_2): Likewise.
540 (expand_builtin_mathfn_3): Likewise.
541 (expand_builtin_interclass_mathfn): Likewise.
542 (expand_builtin_sincos): Likewise.
543 (expand_builtin_cexpi): Likewise.
544 (expand_builtin_int_roundingfn): Likewise.
545 (expand_builtin_int_roundingfn_2): Likewise.
546 (expand_builtin_pow): Likewise.
547 (expand_builtin_powi): Likewise.
548 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
549 of arglist, fixing callers appropriately. Use new CALL_EXPR
550 accessors and constructors. Return NULL_RTX instead of 0.
551 (expand_builtin_strstr): Likewise.
552 (expand_builtin_strchr): Likewise.
553 (expand_builtin_strrchr): Likewise.
554 (expand_builtin_strpbrk): Likewise.
555 (expand_builtin_memcpy): Likewise.
556 (expand_builtin_mempcpy): Likewise.
557 (expand_builtin_mempcpy_args): New.
558 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
559 (expand_builtin_memmove_args): New.
560 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
561 (expand_movstr): Likewise.
562 (expand_builtin_strcpy): Likewise.
563 (expand_builtin_strcpy_args): New.
564 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
565 (expand_builtin_strncpy): Likewise.
566 (expand_builtin_memset): Likewise.
567 (expand_builtin_memset_args): New.
568 (expand_builtin_bzero): Similarly to expand_builtin_memset.
569 (expand_builtin_memcmp): Likewise.
570 (expand_builtin_strcmp): Likewise.
571 (expand_builtin_strncmp): Likewise.
572 (expand_builtin_strcat): Likewise.
573 (expand_builtin_strncat): Likewise.
574 (expand_builtin_strspn): Likewise.
575 (expand_builtin_strcspn): Likewise.
576 (expand_builtin_args_info): Likewise.
577 (expand_builtin_va_start): Likewise.
578 (gimplify_va_arg_expr): Likewise.
579 (expand_builtin_va_end): Likewise.
580 (expand_builtin_va_copy): Likewise.
581 (expand_builtin_frame_address): Likewise.
582 (expand_builtin_alloca): Likewise.
583 (expand_builtin_bswap): Likewise.
584 (expand_builtin_unop): Likewise.
585 (expand_builtin_fputs): Likewise.
586 (expand_builtin_expect): Likewise.
587 (expand_builtin_fabs): Likewise.
588 (expand_builtin_copysign): Likewise.
589 (expand_builtin_printf): Likewise.
590 (expand_builtin_fprintf): Likewise.
591 (expand_builtin_sprintf): Likewise.
592 (expand_builtin_init_trampoline): Likewise.
593 (expand_builtin_signbit): Likewise.
594 (expand_builtin_fork_or_exec): Likewise.
595 (expand_builtin_sync_operation): Likewise.
596 (expand_builtin_compare_and_swap): Likewise.
597 (expand_builtin_lock_test_and_set): Likewise.
598 (expand_builtin_lock_release): Likewise.
599 (expand_builtin): Likewise.
600 (builtin_mathfn_code): Likewise.
602 (fold_builtin_constant_p): Pass call arguments individually instead
603 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
604 accessors and constructors. Return NULL_TREE instead of 0.
605 (fold_builtin_expect): Likewise.
606 (fold_builtin_classify_type): Likewise.
607 (fold_builtin_strlen): Likewise.
608 (fold_builtin_nan): Likewise.
609 (integer_valued_real_p): Likewise.
610 (fold_trunc_transparent_mathfn): Likewise.
611 (fold_fixed_mathfn): Likewise.
612 (fold_builtin_cabs): Likewise.
613 (fold_builtin_sqrt): Likewise.
614 (fold_builtin_cbrt): Likewise.
615 (fold_builtin_cos): Likewise.
616 (fold_builtin_cosh): Likewise.
617 (fold_builtin_tan): Likewise.
618 (fold_builtin_sincos): Likewise.
619 (fold_builtin_cexp): Likewise.
620 (fold_builtin_trunc): Likewise.
621 (fold_builtin_floor): Likewise.
622 (fold_builtin_ceil): Likewise.
623 (fold_builtin_round): Likewise.
624 (fold_builtin_int_roundingfn): Likewise.
625 (fold_builtin_bitop): Likewise.
626 (fold_builtin_bswap): Likewise.
627 (fold_builtin_logarithm): Likewise.
628 (fold_builtin_hypot): Likewise.
629 (fold_builtin_pow): Likewise.
630 (fold_builtin_powi): Likewise.
631 (fold_builtin_exponent): Likewise.
632 (fold_builtin_memset): Likewise.
633 (fold_builtin_bzero): Likewise.
634 (fold_builtin_memory_op): Likewise.
635 (fold_builtin_bcopy): Deleted; call site changed to invoke
636 fold_builtin_memory_op directly.
637 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
638 (fold_builtin_strncpy): Likewise.
639 (fold_builtin_memcmp): Likewise.
640 (fold_builtin_strcmp): Likewise.
641 (fold_builtin_strncmp): Likewise.
642 (fold_builtin_signbit): Likewise.
643 (fold_builtin_copysign): Likewise.
644 (fold_builtin_isascii): Likewise.
645 (fold_builtin_toascii): Likewise.
646 (fold_builtin_isdigit): Likewise.
647 (fold_builtin_fabs): Likewise.
648 (fold_builtin_abs): Likewise.
649 (fold_builtin_fmin_fmax): Likewise.
650 (fold_builtin_carg): Likewise.
651 (fold_builtin_classify): Likewise.
652 (fold_builtin_unordered_cmp): Likewise.
654 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
655 New functions split out from fold_builtin_1.
656 (fold_builtin_n): New.
657 (fold_builtin_varargs): New.
658 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
660 (fold_call_expr): New.
661 (build_function_call_expr): Rewrite to use new helper function.
662 (fold_builtin_call_list): New.
663 (build_call_expr): New.
664 (fold_builtin_call_valist): New.
665 (rewrite_call_expr): New.
667 (validate_arglist): Change parameter to be entire CALL_EXPR instead
668 of an arglist. Change return type to bool. Use new CALL_EXPR
671 (fold_builtin_strstr): Pass call arguments individually instead
672 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
673 accessors and constructors. Return NULL_TREE instead of 0.
674 (fold_builtin_strchr): Likewise.
675 (fold_builtin_strrchr): Likewise.
676 (fold_builtin_strpbrk): Likewise.
677 (fold_builtin_strcat): Likewise.
678 (fold_builtin_strncat): Likewise.
679 (fold_builtin_strspn): Likewise.
680 (fold_builtin_strcspn): Likewise.
681 (fold_builtin_fputs): Likewise.
682 (fold_builtin_next_arg): Likewise.
683 (fold_builtin_sprintf): Likewise.
685 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
686 NULL_RTX instead of 0.
687 (expand_builtin_memory_chk): Likewise.
688 (maybe_emit_chk_warning): Likewise.
689 (maybe_emit_sprintf_chk_warning): Likewise.
691 (fold_builtin_object_size): Pass call arguments individually instead
692 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
693 accessors and constructors. Return NULL_TREE instead of 0.
694 (fold_builtin_memory_chk): Likewise.
695 (fold_builtin_stxcpy_chk): Likewise.
696 (fold_builtin_strncpy_chk): Likewise.
697 (fold_builtin_strcat_chk): Likewise.
698 (fold_builtin_strcat_chk): Likewise.
699 (fold_builtin_strncat_chk): Likewise.
700 (fold_builtin_sprintf_chk): Likewise.
701 (fold_builtin_snprintf_chk): Likewise.
702 (fold_builtin_printf): Likewise.
703 (fold_builtin_vprintf): Likewise.
705 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
707 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
708 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
709 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
710 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
711 (fold_unary): Likewise.
712 (fold_binary): Likewise.
713 (fold_ternary): Remove CALL_EXPR case, since they are no longer
715 (fold): Add logic for tcc_vl_exp.
716 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
717 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
718 (fold_build3_stat): Add assertion to flag broken interface for
719 constructing CALL_EXPRs.
720 (fold_build_call_list): New.
721 (fold_build_call_list_initializer): New.
722 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
724 (fold_strip_sign_ops): Likewise.
726 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
727 Brooks Moses <brooks.moses@codesourcery.com>
728 Lee Millward <lee.millward@codesourcery.com>
730 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
731 accessors and dump arguments explicitly.
733 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
735 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
737 (print_call_name): Use new CALL_EXPR accessors.
739 * print-tree.c (print_node): Add case tcc_vl_exp. Print
740 CALL_EXPR arguments explicitly instead of as a list. Use
741 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
743 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
744 (vrp_visit_stmt): Likewise.
746 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
747 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
749 (force_move_till_expr): Likewise.
751 * targhooks.c (default_external_stack_protect_fail): Use
752 build_call_expr instead of build_function_call_expr.
753 (default_hidden_stack_protect_fail): Likewise.
755 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
758 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
759 and walk arguments explicitly.
761 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
762 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
763 (expand_simple_operations): Likewise.
764 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
766 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
768 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
770 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
771 instead of TREE_CODE_LENGTH.
773 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
774 (tree_ic_transform): Likewise.
775 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
776 parameter instead of arglist. Fix callers.
777 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
778 (tree_stringops_transform): Likewise.
779 (tree_indirect_call_to_profile): Likewise.
780 (tree_stringops_values_to_profile): Likewise.
782 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
783 (eliminate_tail_call): Likewise.
785 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
787 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
788 Use TREE_OPERAND_LENGTH and generalize to handle any number of
790 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
792 * omp-low.c (build_omp_barrier): Use build_call_expr.
793 (lower_rec_input_clauses): Likewise.
794 (lower_reduction_clauses): Likewise.
795 (expand_parallel_call): Likewise.
796 (maybe_catch_exception): Likewise.
797 (expand_omp_for_generic): Likewise.
798 (expand_omp_for_static_nochunk): Likewise.
799 (expand_omp_sections): Likewise.
800 (lower_omp_single_simple): Likewise.
801 (lower_omp_single_copy): Likewise.
802 (lower_omp_master): Likewise.
803 (lower_omp_ordered): Likewise.
804 (lower_omp_critical): Likewise.
806 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
807 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
809 * tree-gimple.c (is_gimple_call_addr): Fix doc.
810 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
811 TREE_CODE_LENGTH. Add tcc_vl_exp case.
813 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
814 and generalize to handle any number of operands.
815 (chrec_contains_undetermined): Likewise.
816 (tree_contains_chrecs): Likewise.
817 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
819 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
821 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
822 fold_call_expr instead of fold_builtin.
823 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
824 match declarations there.
825 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
828 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
829 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
831 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
832 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
834 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
837 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
838 (execute_cse_sincos): Use new CALL_EXPR accessors.
840 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
842 * gimple-low.c (lower_function_body): Use build_call_expr.
843 (lower_builtin_setjmp): Likewise.
845 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
846 (set_storage_via_libcall): Likewise.
847 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
848 instead of TREE_CODE_LENGTH.
849 (expand_expr_real_1): Use new CALL_EXPR accessors.
851 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
852 generalize to handle any number of operands.
853 (TB_parent_eq): Likewise.
855 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
856 (strip_builtin_expect): Likewise.
858 * function.c (gimplify_parameters): Use build_call_expr.
860 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
861 instead of TREE_CODE_LENGTH.
863 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
864 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
866 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
869 * gimplify.c (build_stack_save_restore): Use build_call_expr.
870 (gimplify_decl_expr): Likewise.
871 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
872 Use new CALL_EXPR iterators.
873 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
874 (gimplify_modify_expr_to_memset): Likewise.
875 (gimplify_variable_sized_compare): Likewise.
876 (gimplify_omp_atomic_fetch_op): Likewise.
877 (gimplify_omp_atomic_pipeline): Likewise.
878 (gimplify_omp_atomic_mutex): Likewise.
879 (gimplify_function_tree): Likewise.
881 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
882 (call_expr_flags): Likewise.
883 (expand_call): Likewise.
885 * except.c (expand_builtin_eh_return_data_regno): Pass entire
886 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
889 * coverage.c (create_coverage): Use build_call_expr.
891 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
892 (temp_call_expr_obstack): New.
893 (pool_copy_list): Delete.
894 (temp_copy_call_expr): New.
895 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
896 CALL_EXPR accessors. Get rid of special goo for copying argument
897 lists and use temp_copy_call_expr instead.
898 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
900 (create_expression_by_pieces): Likewise. Use build_call_array
901 to construct the result instead of fold_build3.
902 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
903 dealing with argument lists.
904 (init_pre): Remove references to expression_node_pool and
905 list_node_pool. Init temp_call_expr_obstack instead.
906 (fini_pre): Remove references to expression_node_pool and
909 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
910 and walk arguments explicitly instead of as a list.
912 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
913 (mx_register_decls): Likewise.
914 (mudflap_register_call): Likewise.
915 (mudflap_finish_file): Likewise.
917 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
918 (ipa_callsite_compute_param): Likewise.
920 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
921 accessors and constructor.
923 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
924 accessors and constructor.
925 (convert_tramp_reference): Likewise.
926 (convert_call_expr): Likewise.
927 (finalize_nesting_tree_1): Likewise.
929 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
932 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
934 * tree-inline.c (initialize_inlined_parameters): Pass entire
935 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
937 (estimate_num_insns_1): Use new CALL_EXPR accessors.
938 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
940 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
941 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
942 (vectorizable_reduction): Likewise.
943 (vectorizable_call): Use new CALL_EXPR iterators.
944 (vectorizable_conversion): Use build_call_expr.
945 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
946 (vect_gen_widened_results_half): Use build_call_expr.
947 (vect_setup_realignment): Likewise.
948 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
950 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
951 (pass_through_call): Likewise.
952 (compute_object_sizes): Likewise. Use fold_call_expr instead of
955 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
956 (tree_gen_pow2_profiler): Likewise.
957 (tree_gen_one_value_profiler): Likewise.
958 (tree_gen_ic_func_profiler): Likewise.
959 (tree_gen_average_profiler): Likewise.
960 (tree_gen_ior_profiler): Likewise.
962 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
963 (find_func_aliases): Use new CALL_EXPR accessors. Add case
964 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
966 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
969 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
972 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
974 (convert_to_integer): Likewise.
976 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
979 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
980 Brooks Moses <brooks.moses@codesourcery.com>
981 Lee Millward <lee.millward@codesourcery.com>
983 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
985 * config/frv/frv.c (frv_expand_builtin): Likewise.
986 * config/s390/s390.c (s390_expand_builtin): Likewise.
988 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
989 (sparc_expand_builtin): Use new CALL_EXPR accessors.
991 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
992 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
993 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
994 (ix86_expand_store_builtin): Likewise.
995 (ix86_expand_unop_builtin): Likewise.
996 (ix86_expand_unop1_builtin): Likewise.
997 (ix86_expand_sse_compare): Likewise.
998 (ix86_expand_sse_comi): Likewise.
999 (ix86_expand_vec_init_builtin): Likewise.
1000 (ix86_expand_vec_ext_builtin): Likewise.
1001 (ix86_expand_vec_set_builtin): Likewise.
1002 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1004 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1005 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1007 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1008 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1009 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1011 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1013 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1014 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1015 arglist. Use new CALL_EXPR accessors. Fix callers.
1016 (altivec_expand_abs_builtin): Likewise.
1017 (rs6000_expand_binop_builtin): Likewise.
1018 (altivec_expand_predicate_builtin): Likewise.
1019 (altivec_expand_lv_builtin): Likewise.
1020 (spe_expand_stv_builtin): Likewise.
1021 (altivec_expand_stv_builtin): Likewise.
1022 (rs6000_expand_ternop_builtin): Likewise.
1023 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1024 (altivec_expand_st_builtin): Likewise.
1025 (altivec_expand_dst_builtin): Likewise.
1026 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1027 arglist. Use new CALL_EXPR accessors. Fix callers.
1028 (altivec_expand_vec_set_builtin): Likewise.
1029 (altivec_expand_vec_ext_builtin): Likewise.
1030 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1031 (spe_expand_builtin): Likewise.
1032 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1033 arglist. Use new CALL_EXPR accessors. Fix callers.
1034 (spe_expand_evsel_builtin): Likewise.
1035 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1036 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1038 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1039 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1040 (arm_expand_unop_builtin): Likewise.
1041 (arm_expand_builtin): Use new CALL_EXPR accessors.
1043 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1046 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1047 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1048 (bfin_expand_unop_builtin): Likewise.
1049 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1051 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1052 Brooks Moses <brooks.moses@codesourcery.com>
1053 Lee Millward <lee.millward@codesourcery.com>
1055 * c-semantics.c (build_stmt): Add internal diagnostic check.
1057 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1058 accessors. Print arguments explicitly instead of as a list.
1060 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1062 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1063 (c_finish_omp_flish): Likewise.
1065 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1066 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1067 instead of TREE_CODE_LENGTH.
1068 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1069 (c_warn_unused_result): Likewise.
1071 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1074 * doc/invoke.texi (Warning Options): Remove
1075 -Werror-implicit-function-declaration.
1076 (Wimplicit-function-declaration): Update description.
1077 * opts.c (common_handle_option): Move handling of -Werror=* to...
1078 (enable_warning_as_error): ...here.
1079 * opts.h (enable_warning_as_error): Declare.
1080 * c-decl.c (implicit_decl_warning): Unless
1081 -Wno-implicit-function-declaration is given, emit a pedwarn if
1082 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1083 * c.opt (Wimplicit-function-declaration): Replace
1084 mesg_implicit_function_declaration with
1085 warn_implicit_function_declaration.
1086 * c-opts.c (c_common_handle_option):
1087 -Werror-implicit-function-declaration is exactly equal as
1088 -Werror=implicit-function-declaration.
1089 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1090 warn_implicit_function_declaration.
1091 (c_common_post_options): -Wimplict-function-declaration is enabled
1092 by default by -std=c99, otherwise is disabled by default.
1093 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1095 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1097 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1098 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1099 former is ignored but not the latter.
1101 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1103 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1104 is made and the reference doesn't use the alias set of its type,
1105 do not create the temporary using that type.
1107 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1109 * jump.c: Remove prototypes for delete_computation and
1110 delete_prior_computation.
1112 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1114 * jump.c (get_label_after): Delete.
1115 (get_label_before, delete_computation, delete_jump,
1116 delete_prior_computation, follow_jumps): Move...
1117 * reorg.c (delete_computation, delete_prior_computation): ... here...
1118 (get_label_before, delete_jump): ... making these static ...
1119 (follow_jumps): ... and simplifying this since it only runs after
1121 * rtl.h (get_label_after, get_label_before, delete_jump,
1122 follow_jumps): Delete prototypes.
1124 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1126 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1128 2007-02-15 Nick Clifton <nickc@redhat.com>
1130 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1131 order to prevent it from being munged by the target.
1133 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1135 * config/i386/i386.md: Remove misleading comment.
1137 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1139 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1140 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1143 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1145 * tree-sra.c (instantiate_missing_elements): Canonicalize
1147 (sra_build_assignment): New.
1148 (generate_copy_inout, generate_element_copy,
1149 generate_element_zero, generate_one_element_init): Use it.
1151 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1153 * tree-sra.c (instantiate_missing_elements): Canonicalize
1155 (sra_build_assignment): New.
1156 (generate_copy_inout, generate_element_copy,
1157 generate_element_zero, generate_one_element_init): Use it.
1159 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1161 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1164 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1166 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1167 types as aggregates not scalars.
1168 * function.c (assign_stack_temp_for_type): Likewise.
1170 2007-02-14 Roger Sayle <roger@eyesopen.com>
1171 Zdenek Dvorak <dvorakz@suse.cz>
1173 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1176 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1178 * passes.c (next_pass_1): Clear the next field of the copied
1181 2007-02-14 Richard Henderson <rth@redhat.com>
1183 * tree-sra.c (early_sra): New.
1184 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1185 (tree_sra_early, pass_sra_early): New.
1186 * tree-pass.h (pass_sra_early): Declare.
1187 * passes.c (init_optimization_passes): Use it.
1189 2007-02-14 Richard Guenther <rguenther@suse.de>
1191 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1193 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1195 PR tree-optimization/30771
1196 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1198 (vect_analyze_operations): Induction phis can now be marked as
1200 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1201 Update documentation accordingly.
1203 2007-02-14 Nick Clifton <nickc@redhat.com>
1205 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1206 most 3 arguments are supported.
1207 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1209 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1211 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1212 Ensure dst->current is valid.
1214 2007-02-13 Paul Brook <paul@codesourcery.com>
1216 * config.gcc: Add arm*-*-uclinux-*eabi.
1217 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1218 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1219 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1220 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1221 (LINK_SPEC): Define.
1223 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1225 * config/arm/uclinux-eabi.h: New file.
1226 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1227 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1230 2007-02-13 Ian Lance Taylor <iant@google.com>
1232 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1233 * flags.h (warn_strict_overflow): Declare.
1234 (enum warn_strict_overflow_code): Define.
1235 (issue_strict_overflow_warning): New static inline function.
1236 * opts.c (warn_strict_overflow): New variable.
1237 (common_handle_option): Handle OPT_Wstrict_overflow and
1238 OPT_Wstrict_overflow_.
1239 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1241 * fold-const.c: Include intl.h.
1242 (fold_deferring_overflow_warnings): New static variable.
1243 (fold_deferred_overflow_warning): New static variable.
1244 (fold_deferred_overflow_code): New static variable.
1245 (fold_defer_overflow_warnings): New function.
1246 (fold_undefer_overflow_warnings): New function.
1247 (fold_undefer_and_ignore_overflow_warnings): New function.
1248 (fold_deferring_overflow_warnings_p): New function.
1249 (fold_overflow_warning): New static function.
1250 (make_range): Add strict_overflow_p parameter. Change all
1252 (extract_muldiv, extract_muldiv_1): Likewise.
1253 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1254 tree_expr_nonnegative_p.
1255 (fold_negate_expr): Call fold_overflow_warning.
1256 (fold_range_test): Likewise.
1257 (fold_comparison): Likewise.
1258 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1259 instead of tree_expr_nonnegative_p.
1260 (tree_expr_nonnegative_warnv_p): Rename from
1261 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1262 (tree_expr_nonnegative_p): New function.
1263 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1264 strict_overflow_p parameter.
1265 (tree_expr_nonzero_p): New function.
1266 * passes.c (verify_interpass_invariants): New static function.
1267 (execute_one_pass): Call it.
1268 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1270 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1271 (estimate_numbers_of_iterations): Likewise.
1272 (scev_probably_wraps_p): Likewise.
1273 * tree-ssa-ccp.c: Include "toplev.h".
1274 (evaluate_stmt): Defer fold overflow warnings until we know we are
1276 (struct fold_stmt_r_data): Add stmt field.
1277 (fold_stmt_r): Defer fold overflow warnings until we know we
1279 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1280 (fold_stmt_inplace): Likewise.
1281 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1282 (cleanup_control_expr_graph): Defer fold overflow warnings until
1283 we know we are going to optimize.
1284 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1285 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1287 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1288 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1289 * tree-ssa-loop-manip.c (create_iv): Likewise.
1290 * c-typeck.c (build_conditional_expr): Likewise.
1291 (build_binary_op): Likewise.
1292 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1293 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1294 (extract_range_from_unary_expr): Likewise.
1295 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1296 assuming that signed overflow does not occur.
1297 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1298 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1299 (fold_defer_overflow_warnings): Declare.
1300 (fold_undefer_overflow_warnings): Declare.
1301 (fold_undefer_and_ignore_overflow_warnings): Declare.
1302 (fold_deferring_overflow_warnings_p): Declare.
1303 (tree_expr_nonzero_warnv_p): Declare.
1304 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1306 (Warning Options): Document -Wstrict-overflow.
1307 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1308 (tree-ssa-ccp.o): Likewise.
1309 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1310 (fold-const.o): Depend on intl.h.
1312 2007-02-13 Ian Lance Taylor <iant@google.com>
1315 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1318 2007-02-13 Stuart Hastings <stuart@apple.com>
1320 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1322 2007-02-13 Richard Henderson <rth@redhat.com>
1324 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1325 handled_component_p before looking for the indirect_ref.
1327 2007-02-13 Richard Henderson <rth@redhat.com>
1329 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1330 remove flags clobber.
1331 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1332 (bswaphi_lowpart): New.
1333 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1334 remove TARGET_BSWAP test. Delete expander of the same name.
1336 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1337 (expand_unop): Use them.
1339 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1341 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1342 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1343 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1344 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1345 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1346 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1347 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1348 assembler dialect choice from asm templates.
1350 2007-02-12 Richard Henderson <rth@redhat.com>
1352 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1353 (fixuns_trunc<SSEMODEF>si2): Use it.
1354 * config/i386/sse.md (vec_setv4sf_0): Export.
1355 * config/i386/i386.c (ix86_build_const_vector): Export.
1356 (ix86_split_convert_uns_si_sse): Rename from
1357 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1358 * config/i386/i386-protos.h: Update.
1360 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1363 * c-typeck.c (c_finish_return): Improve warning message.
1365 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1367 * alias.c (find_symbolic_term): Delete unused function.
1369 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1371 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1372 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1373 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1375 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1377 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1378 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1379 the function, temporarily point the debug interface to the null one.
1381 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1383 * dwarf2out.c (round_up_to_align): New static function.
1384 (field_byte_offset): Use it to round the offset.
1386 2007-02-12 Richard Henderson <rth@redhat.com>
1388 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1389 (inswl_const): Export.
1391 2007-02-12 Richard Henderson <rth@redhat.com>
1393 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1394 result mode of the libcall, convert back to outmode.
1396 2007-02-12 Roger Sayle <roger@eyesopen.com>
1398 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1399 (bswapdi2): New define_expand to implement 32-bit implementation.
1401 2007-02-12 Nick Clifton <nickc@redhat.com>
1403 * doc/invoke.texi (Overall Options): Document --help=.
1404 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1405 (cc1_options): Pass --help= on to cc1.
1406 (display_help): Add description of --help=.
1407 (process_command): Add code to handle --help=. Allow translated
1408 --help and --target-help switches to be passed on to compiler
1410 (main): Remove unused if statement.
1411 * opts.c (columns): Remove.
1412 (LEFT_COLUMN): Define.
1413 (wrap_help): Add columns argument.
1414 (print_filtered_help): Change parameters to be an include bitmask,
1415 an exclude bitmask, an any bitmask and the column width. Move the
1416 code to display the params list here. Add code to display the
1417 status of options rather than their descriptions if the quiet flag
1419 (print_specific_help): Change parameters to be an include bitmask,
1420 an exclude bitmask and an any bitmask. Move code to look up the
1421 column width here. Decide upon the title for an options listing.
1422 (common_handle_options): Add code to handle --help=. Adapt code
1423 for --help and --target-help to use the revised form of the
1424 print_specific_help function.
1425 (print_help): Delete.
1426 (print_param_help): Delete.
1427 (print_switch): Delete.
1428 * opts.h (cl_lang_count): Add prototype.
1429 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1430 CL_MAX_OPTION_CLASS): New defines.
1431 * optc-gen.awk: Add construction of cl_lang_count.
1432 * c.opt: Add Warning attribute to warning options and Optimization
1433 attribute to optimization options.
1434 * common.opt: Likewise.
1436 Add -fhelp and -ftarget-help as aliases for the transformed --help
1437 and --target-help options.
1438 * opt-functions.awk: Add code to handle Warning and Optimization
1441 2007-02-12 Richard Henderson <rth@redhat.com>
1443 * config/alpha/constraints.md: New file.
1444 * config/alpha/alpha.c: Include tm-constrs.h.
1445 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1446 alpha_extra_constraint): Remove.
1447 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1448 * config/alpha/alpha-protos.h: Update.
1449 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1450 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1451 (EXTRA_CONSTRAINT): Remove.
1452 * config/alpha/alpha.md: Include constraints.md.
1453 (adddi splitter): Use satisfies_constraint_*.
1454 * config/alpha/predicates.md (add_operand): Likewise.
1455 (sext_add_operand, addition_operation): Likewise.
1457 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1459 PR tree-optimization/29145
1460 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1461 in our handling of restrict qualified pointers.
1463 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1466 * doc/invoke.texi (Wunused-value): Update description.
1467 (Wextra): Delete item.
1468 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1469 value of Wunused-value.
1470 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1471 (c_finish_stmt_expr): Don't check extra_warnings.
1472 (emit_side_effect_warnings): The caller is responsible to check
1475 2007-02-11 Roger Sayle <roger@eyesopen.com>
1476 Matt Thomas <matt@3am-software.com>
1478 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1480 2007-02-11 Roger Sayle <roger@eyesopen.com>
1482 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1483 comparisons of POPCOUNT against zero.
1484 (simplify_const_relational_operation): Likewise.
1486 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1488 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1490 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1492 * dwarf2out.c (root_type): Delete unused function.
1494 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1496 * genattrtab.c (contained_in_p): Delete unused function.
1497 (write_expr_attr_cache): Likewise.
1499 2007-02-11 Jan Hubicka <jh@suse.cz>
1501 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1504 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1506 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1507 to add the REG_EQ* note.
1508 * see.c (see_merge_one_use_extension): Likewise.
1509 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1510 turn REG_EQUAL notes into REG_EQUIV notes if the target
1511 register may have more than one set.
1512 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1513 * gcse.c (try_replace_reg): Likewise.
1514 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1515 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1516 more than one REG_EQUIV note.
1517 * reload1.c (gen_reload): Use set_unique_reg_note.
1519 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1521 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1522 (ix86_builtin_conversion): New function.
1524 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1527 * tree.h (DECL_REPLACEABLE_P): New macro.
1528 * except.c (set_nothrow_function_flags): Likewise.
1530 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1531 Ira Rosen <irar@il.ibm.com>
1532 Dorit Nuzman <dorit@il.ibm.com>
1534 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1535 * targhooks.c (default_builtin_vectorized_conversion): New.
1536 * targhooks.h (default_builtin_vectorized_function): New declaration.
1537 * target.h (struct vectorize): Add builtin_conversion field.
1538 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1539 stmt_vec_info_type value.
1540 (vectorizable_conversion): New declaration.
1541 * tree-vect-analyze.c (vect_analyze_operations): Add
1542 vectorizable_conversion call.
1543 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1544 * tree-vect-transform.c (vectorizable_conversion): New function.
1545 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1546 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1548 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1549 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1550 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1551 or ALTIVEC_BUILTIN_VCFSX.
1553 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1556 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1557 CONST_DOUBLE and operand 0 is a hard register.
1558 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1559 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1560 is a hard floating-point register.
1562 2007-02-10 Richard Henderson <rth@redhat.com>
1563 Jakub Jelinek <jakub@redhat.com>
1564 Alexandre Oliva <aoliva@redhat.com>
1566 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1567 * builtin-types.def (BT_WORD): Make unsigned.
1568 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1569 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1570 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1571 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1572 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1573 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1575 * expr.c (emutls_var_address): New.
1576 (expand_expr_real_1): Expand emulated tls.
1577 (expand_expr_addr_expr_1): Likewise.
1578 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1579 * output.h (emutls_finish): Declare.
1580 * toplev.c (compile_file): Call it.
1581 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1582 address before wrapping in CONST.
1583 * varasm.c (emutls_htab, emutls_object_type): New.
1584 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1585 (get_emutls_object_name, get_emutls_object_type): New.
1586 (get_emutls_init_templ_addr, emutls_decl): New.
1587 (emutls_common_1, emutls_finish): New.
1588 (assemble_variable): When emulating tls, swap decls; generate
1589 constructor for the emutls objects.
1590 (do_assemble_alias): When emulating tls, swap decl and target name.
1591 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1593 * varpool.c (decide_is_variable_needed): Look at force_output.
1594 Recurse for emulated tls.
1595 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1596 with decide_is_variable_needed.
1597 * emutls.c: New file.
1598 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1599 tls_object for real tls.
1601 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1603 PR rtl-optimization/29599
1604 * reload1.c (eliminate_regs_in_insn): Take the destination
1605 mode into account when computing the offset.
1607 2007-02-09 Stuart Hastings <stuart@apple.com>
1608 Richard Henderson <rth@redhat.com>
1610 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1611 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1612 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1613 fixuns_truncdfhi2): New.
1614 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1615 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1616 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1617 (floatunssidf2): Allow nonimmediate source.
1618 * gcc/config/i386/sse.md (movdi_to_sse): New.
1619 (vec_concatv2di): Drop '*'.
1620 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1621 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1622 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1624 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1625 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1626 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1627 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1628 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1629 ix86_build_const_vector.
1630 (x86_emit_floatuns): Rewrite.
1632 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1634 * genautomata.c (longest_path_length): Delete unused function.
1635 (struct state): Delete unused longest_path_length.
1636 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1637 (get_free_state): Delete unused.
1639 2007-02-09 Jan Hubicka <jh@suse.cz>
1641 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1642 * doc/invoke.texi (inline-unit-growth): Update default value.
1644 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1645 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1646 (rebuild_cgraph_edges): Likewise.
1647 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1648 (dump_cgraph_node): Dump frequencies.
1649 (cgraph_clone_edge): Add frequency scales.
1650 (cgraph_clone_node): Add freuqnecy.
1651 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1652 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1653 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1654 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1655 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1656 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1657 (save_inline_function_body): Likewise.
1658 * ipa-inline.c: inluce rtl.h
1659 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1660 (cgraph_edge_badness): Use frequencies.
1661 (cgraph_decide_recursive_inlining): Update clonning.
1662 (cgraph_decide_inlining_of_small_function): Dump frequency.
1663 * predict.c (estimate_bb_frequencies): Export.
1664 * predict.h (estimate_bb_frequencies): Declare.
1665 * tree-inline.c (copy_bb): Watch overflows.
1666 (expand_call_inline): Update call of cgraph_create_edge.
1667 (optimize_inline_calls): Use TODO flags to update frequnecies.
1668 * passes.h: Include predict.h
1669 (init_optimization_passes): Move profile ahead.
1670 (execute_function_todo): Handle TODO_rebuild_frequencies.
1672 2007-02-09 Roger Sayle <roger@eyesopen.com>
1674 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1675 the insbl or inswl pattern into a register.
1677 2007-02-09 Roger Sayle <roger@eyesopen.com>
1679 * config/ia64/ia64.md (bswapdi2): New define_insn.
1681 2007-02-09 Richard Henderson <rth@redhat.com>
1683 * config/i386/constraints.md (Ym): New constraint.
1684 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1685 (movdi_1_rex64): Split sse and xmm general register moves from
1686 memory move alternatives. Use conditional register constraints.
1687 (movsf_1, movdf_integer): Likewise.
1688 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1689 (movdf_integer_rex64): New.
1690 (pushsf_rex64): Fix output constraints.
1691 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1692 (sse2_stored): Likewise.
1693 (sse2_storeq_rex64): New.
1694 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1695 amd and not generic.
1696 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1697 for optimize_size. Remove SF/DFmode hack.
1699 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1701 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1704 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1705 Richard Sandiford <richard@codesourcery.com>
1707 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1708 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1709 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1710 m68k/t-mlib to tmake_file.
1711 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1712 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1713 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1714 Allow it to be cf or m68k. Set m68k_arch_family. If that
1715 variable is not empty, add t-$m68k_arch_family to tmake_file.
1716 Add t-mlibs to tmake_file.
1717 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1718 * config/m68k/t-cf: New file.
1719 * config/m68k/t-m68k: Likewise.
1720 * config/m68k/t-mlibs: Likewise.
1721 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1722 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1723 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1724 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1725 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1727 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1728 (INSTALL_LIBGCC): Delete.
1729 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1730 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1731 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1732 (M68K_MLIB_CPU): Define.
1733 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1734 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1735 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1737 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1738 Richard Guenther <rguenther@suse.de>
1741 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1742 against INT_MIN/INT_MAX.
1743 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1744 file if a loop is removed.
1746 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1748 * calls.c (store_one_arg): Pass correct alignment to
1749 emit_push_insn for non-BLKmode values.
1750 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1751 unaligned stack slot via a suitably aligned slot.
1753 2007-02-08 DJ Delorie <dj@redhat.com>
1755 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
1757 (legal_subregs): Use unsigned char, make const.
1758 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
1760 2007-02-08 Paul Brook <paul@codesourcery.com>
1762 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
1763 special interworking needed.
1765 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
1767 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
1768 conditional to __SSE2__.
1769 (Entries below should have been added to first ChangeLog
1770 entry for amdfam10 dated 2007-02-05)
1771 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
1773 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
1775 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
1778 2007-02-08 DJ Delorie <dj@redhat.com>
1780 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
1781 * config/m32c/m32c.c (legal_subregs): New.
1782 (m32c_illegal_subreg_p): New.
1783 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
1784 unsupported subregs of hard regs.
1786 2007-02-08 Jan Hubicka <jh@suse.cz>
1788 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
1789 the same one; always update histograms.
1791 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1793 * passes.c (init_optimization_passes): Tidy comment.
1795 2007-02-08 Roger Sayle <roger@eyesopen.com>
1797 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
1798 strip zero_extend, bswap and rotates from POCOUNT's argument.
1799 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
1800 zero_extend and rotates from PARITY's argument.
1801 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
1802 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
1803 of an integer constant at compile-time.
1805 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1808 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
1810 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
1813 * tree-ssa-live.c (remove_unused_locals): Do not remove
1814 TREE_ADDRESSABLE variables.
1815 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
1816 * tree-ssa-operands.c (add_virtual_operand): Remove argument
1817 FOR_CLOBBER. Update all users.
1818 If VAR has an associated alias set, add a virtual operand for
1819 it if no alias is found to conflict with the memory reference.
1821 2007-02-07 Jan Hubicka <jh@suse.cz>
1822 Robert Kidd <rkidd@crhc.uiuc.edu>
1824 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
1826 2007-02-07 Ian Lance Taylor <iant@google.com>
1828 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
1830 2007-02-07 Roger Sayle <roger@eyesopen.com>
1832 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
1833 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
1834 tablejumpdi, movsi_to_cr_one): Remove constraints from
1835 define_expand's match_operands.
1837 2007-02-07 Roger Sayle <roger@eyesopen.com>
1839 * global.c (compute_regsets): Move declatation of "i" inside of
1840 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
1842 2007-02-07 Jakub Jelinek <jakub@redhat.com>
1845 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
1846 of INDIRECT_REF <RESULT_DECL>.
1848 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
1850 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
1851 Kaz Kojima <kkojima@gcc.gnu.org>
1854 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
1856 (sh_initialize_trampoline): Add parentheses to avoid a warning.
1858 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1860 * doc/loop.texi: Document possibility not to perform disambiguation
1861 of loops with multiple latches.
1862 * cfgloopmanip.c (alp_enum_p): Removed.
1863 (add_loop): Handle subloops. Use get_loop_body_with_size.
1864 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
1865 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
1866 the new forwarder block.
1867 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
1868 Handle the case latch is NULL.
1869 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
1870 when marking loop exits.
1871 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
1873 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
1874 disambiguate_loops_with_multiple_latches.
1875 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
1876 before fix_loop_structure.
1877 * cfgloop.c: Include pointer-set.h and output.h.
1878 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
1879 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
1880 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
1881 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
1882 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
1883 disambiguate_multiple_latches, get_loop_body_with_size,
1884 disambiguate_loops_with_multiple_latches): New functions.
1885 (flow_loop_dump): Dump multiple latch edges.
1886 (flow_loop_nodes_find): Handle loops with multiple latches.
1887 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
1888 (glb_enum_p): Modified.
1889 (get_loop_body): Use get_loop_body_with_size.
1890 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
1891 (AVOID_CFG_MODIFICATIONS): New constant.
1892 (disambiguate_loops_with_multiple_latches, add_loop,
1893 get_loop_body_with_size): Declare.
1894 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
1896 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
1899 * global.c (compute_regsets): New function.
1900 (global_alloc): Refactored ELIMINABLE_REGSET
1901 and NO_GLOBAL_ALLOC_REGS computation out.
1902 (rest_of_handle_global_alloc): Call compute_regsets()
1903 for non-optimizing case.
1905 2007-02-06 Richard Henderson <rth@redhat.com>
1907 * config/i386/constraints.md (Y2): Rename from Y.
1908 (Yi): New constraint.
1909 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
1910 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
1911 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
1912 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
1913 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
1914 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
1915 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
1916 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
1917 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
1918 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
1919 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
1920 vec_extractv2si_1): Change Y constraints to Y2.
1921 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
1922 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
1923 Change Y constraints to Y2.
1924 (sse2_loadld): Change Y constraints to x.
1926 2007-02-06 Roger Sayle <roger@eyesopen.com>
1928 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
1929 (parity<mode>2): New define_expand using rs6000_emit_parity.
1930 * config/rs6000/rs6000.c (rs6000_emit_popcount,
1931 rs6000_emit_parity): New functions.
1932 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
1933 rs6000_emit_parity): Prototype here.
1935 2007-02-06 Ian Lance Taylor <iant@google.com>
1937 * lower-subreg.c (simple_move_operand): Reject CONST.
1938 (resolve_clobber): Call validate_change rather than directly
1939 assigning to XEXP (pat, 0).
1941 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1943 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
1944 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
1945 (tree-cfg.o): Remove hashtab.h dependency.
1947 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
1948 (struct ivopts_data): Change niters to pointer_map_t.
1949 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
1950 (niter_for_exit): Create pointer_map on demand. Change for
1952 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
1953 (free_loop_data): Destroy data->niters if created and reset field.
1954 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
1955 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
1957 * tree-ssa-reassoc.c: Include pointer-set.h.
1958 (bb_rank): Change to long *.
1959 (operand_rank): Change to pointer_map_t.
1960 (find_operand_rank): Return long, -1 if not found. Declare as inline.
1961 (insert_operand_rank): Accept long.
1962 (operand_entry_hash, operand_entry_eq): Remove.
1963 (get_rank): Return long. Adjust for changes above.
1964 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
1966 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
1968 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
1969 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
1970 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
1972 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
1973 directly since it cannot be NULL.
1974 (get_vi_for_tree): Rewrite for pointer_map API.
1975 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
1976 (init_alias_vars): Create vi_for_tree as pointer_map.
1977 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
1979 * tree-cfg.c: Don't include hashtab.h.
1980 (edge_to_cases): Declare as pointer_map.
1981 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
1983 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
1984 (start_recording_case_labels): Create edge_to_cases as pointer_map.
1985 (end_recoding_case_labels): Cleanup edge_to_cases manually before
1987 (record_switch_edge): Delete.
1988 (get_cases_for_edge): Adjust for pointer_map API, inline
1989 record_switch_edge (rewritten for new API), remove goto.
1991 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1993 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
1994 * tree-nested.c: Include pointer-set.h.
1995 (var_map_elt, var_map_eq, var_map_hash): Delete.
1996 (struct nesting_info): Remove GTY marker. Change the two htab_t's
1998 (nesting_info_bitmap_obstack): New.
1999 (lookup_field_for_decl): Adjust for pointer_map API.
2000 (lookup_tramp_for_decl): Adjust for pointer_map API.
2001 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2002 (get_local_debug_decl): Adjust for pointer_map API.
2003 (convert_nl_goto_reference): Adjust for pointer_map API.
2004 (convert_nl_goto_receiver): Adjust for pointer_map API.
2005 (create_nesting_tree): Create outside GGC space. Create bitmap on
2006 the new obstack. Create field_map and var_map as pointer_maps.
2007 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2009 (lower_nested_functions): Move root here, no need to NULL it.
2010 Initialize and release the obstack.
2012 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2014 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2015 Remove prototypes and make them non-static.
2016 (struct tree_int_map): Remove.
2017 * tree.h (struct tree_int_map): Move here, turning TO into an
2019 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2021 * tree.h (TREE_COMPLEXITY): Remove.
2022 (struct tree_exp): Remove complexity field.
2023 * tree.c (build1_stat): Don't set it.
2025 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2026 Victor Kaplansky <victork@il.ibm.com>
2028 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2029 (vect_is_simple_reduction): Support reduction with induction as
2030 one of the operands.
2031 (vect_is_simple_iv_evolution): Fix formatting.
2032 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2033 formatting. Don't mark induction phis for vectorization.
2034 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2035 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2036 (vect_get_vec_def_for_operand): Support induction.
2037 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2039 (vectorizable_reduction): Support reduction with induction as one of
2041 (vectorizable_type_demotion): Use def-type of stmt argument rather
2042 than dummy def-type.
2044 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2045 flag_tree_scev_cprop.
2046 * common.opt (tree-scev-cprop): New flag.
2048 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2049 call to vect_get_new_vect_var.
2051 2007-02-06 Ira Rosen <irar@il.ibm.com>
2053 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2054 vectype is not NULL.
2055 (vect_pattern_recog_1): Likewise.
2057 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2059 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2060 (fold_negate_expr): Likewise.
2062 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2065 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2066 even if cv-qualification is the same.
2068 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2070 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2071 __enable_execute_stack on completion.
2073 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2075 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2076 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2077 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2078 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2079 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2080 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2081 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2082 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2084 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2086 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2087 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2088 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2089 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2090 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2091 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2092 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2093 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2094 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2095 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2096 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2097 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2098 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2099 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2100 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2101 sqrtextenddfxf2_i387): Added amdfam10_decode.
2103 * config/i386/athlon.md (athlon_idirect_amdfam10,
2104 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2105 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2106 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2107 athlon_ivector_store_amdfam10): New define_insn_reservation.
2108 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2111 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2113 * config/i386/athlon.md (athlon_call_amdfam10,
2114 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2115 define_insn_reservation.
2116 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2117 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2118 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2120 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2122 * config/i386/athlon.md (athlon_sseld_amdfam10,
2123 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2124 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2126 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2128 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2129 define_insn_reservation.
2130 * config/i386/i386.md (sseins): Added sseins to define_attr type
2131 and define_attr unit.
2132 * config/i386/sse.md: Set type attribute to sseins for insertq
2135 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2137 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2138 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2139 ssecomi_load_amdfam10, ssecomi_amdfam10,
2140 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2141 define_insn_reservation.
2142 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2144 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2146 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2147 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2148 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2149 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2150 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2151 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2152 define_insn_reservation.
2154 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2155 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2156 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2157 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2158 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2160 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2162 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2163 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2164 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2165 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2166 athlon_ssemul_load_k8): Added amdfam10.
2168 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2170 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2171 (x86_sse_unaligned_move_optimal): New variable.
2173 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2175 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2176 for unaligned vector SSE double/single precision loads for AMDFAM10.
2178 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2180 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2181 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2182 Define TARGET_CPU_DEFAULT_amdfam10.
2183 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2184 (processor_type): Add PROCESSOR_AMDFAM10.
2186 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2187 processor_type in config/i386/i386.h.
2188 Enable imul peepholes for TARGET_AMDFAM10.
2190 * config.gcc: Add support for --with-cpu option for amdfam10.
2192 * config/i386/i386.c (amdfam10_cost): New variable.
2193 (m_AMDFAM10): New macro.
2194 (m_ATHLON_K8_AMDFAM10): New macro.
2195 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2196 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2197 x86_promote_QImode, x86_integer_DFmode_moves,
2198 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2199 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2200 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2201 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2202 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2203 Enable/disable for amdfam10.
2204 (override_options): Add amdfam10_cost to processor_target_table.
2205 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2206 processor_alias_table.
2207 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2208 (ix86_adjust_cost): Add code for amdfam10.
2210 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2212 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2213 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2214 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2215 * config/i386/i386.h: Add builtin definition for SSE4A.
2216 * config/i386/i386.md: Add support for ABM instructions
2218 * config/i386/sse.md: Add support for SSE4A instructions
2219 (movntss, movntsd, extrq, insertq).
2220 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2221 Add -march=amdfam10 flag.
2222 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2223 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2225 * doc/extend.texi: Add documentation for SSE4A builtins.
2227 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2229 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2231 2007-02-05 Richard Guenther <rguenther@suse.de>
2233 * tree-vectorizer.h (vectorizable_function): Add argument type
2234 argument, change return type.
2235 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2236 * tree-vect-transform.c (vectorizable_function): Handle extra
2237 argument, return vectorized function decl.
2238 (build_vectorized_function_call): Remove.
2239 (vectorizable_call): Handle calls with result and argument types
2240 differing. Handle loop vectorization factor correctly.
2241 * targhooks.c (default_builtin_vectorized_function): Adjust for
2243 * targhooks.h (default_builtin_vectorized_function): Likewise.
2244 * target.h (builtin_vectorized_function): Add argument type
2246 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2247 extra argument, allow vectorizing of lrintf.
2248 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2249 documentation of target hook.
2251 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2254 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2255 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2256 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2258 2007-02-05 Roger Sayle <roger@eyesopen.com>
2260 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2261 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2262 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2263 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2264 before canonicalizing sincos to cexpi.
2265 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2267 2007-02-05 Roger Sayle <roger@eyesopen.com>
2269 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2270 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2271 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2273 2007-02-05 Roger Sayle <roger@eyesopen.com>
2275 * mips-tfile.c (initialize_init_file): Correct endianness test.
2277 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2279 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2282 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2284 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2285 saves in a PARALLEL before the register assignments.
2287 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2289 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2290 DWARF_FRAME_RETURN_COLUMN to be a general register.
2291 * dwarf2out.c (init_return_column_size): New function, split from...
2292 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2293 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2294 to be nongeneral registers.
2295 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2297 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2298 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2300 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2302 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2304 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2306 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2307 (remove_path): Use can_remove_branch_p and remove_branch instead
2308 of loop_delete_branch_edge.
2309 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2310 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2311 Update profile using scale_dominated_blocks_in_loop.
2312 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2313 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2314 (can_remove_branch_p, remove_branch): Declare.
2315 * tree-cfg.c (tree_can_remove_branch_p): New function.
2316 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2317 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2318 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2320 2007-02-05 Jan Hubicka <jh@suse.cz>
2323 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2324 nodes in cgraph, don't remove offline copy of the function.
2326 2007-02-04 Jan Hubicka <jh@suse.cz>
2328 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2329 vectors might cause maybe_lookup_element_for_expr to be called
2330 on non-sra-candidate.
2332 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2334 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2335 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2336 spelling conventions.
2338 2007-02-04 Richard Guenther <rguenther@suse.de>
2341 * fold-const.c (try_move_mult_to_index): Make sure to not
2342 overflow one dimension of a multi-dimensional array access.
2344 2007-02-04 Jan Hubicka <jh@suse.cz>
2346 * passes.c (init_optimization_passes): Reindent.
2348 2007-02-04 Jan Hubicka <jh@suse.cz>
2349 Eric Botcazou <ebotcazou@adacore.com>
2351 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2352 (execute_fixup_cfg): Break out the abnormal goto code.
2353 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2354 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2355 (optimize_inline_calls): Call make_nonlocal_label_edges.
2357 2007-02-04 Jan Hubicka <jh@suse.cz>
2359 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2360 true when something was changed.
2361 (rename_ssa_copies): When something was changed, do
2362 TODO_remove_unused_locals.
2363 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2364 add TODO_remove_unused_locals when instruction was removed.
2366 2007-02-04 Jan Hubicka <jh@suse.cz>
2368 * ipa-inline.c (try_inline): Improve debug output; work on already
2370 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2371 call try_inline for already inlined edges too when flattening;
2372 inline also functions that make callee growth but overall unit size
2375 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2377 * config/m32c/bitops.md, config/m32c/jump.md,
2378 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2379 config/m32r/m32r.h, config/m32r/m32r.md,
2380 config/m32r/predicates.md, config/m68hc11/larith.asm,
2381 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2382 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2383 config/mips/mips-protos.h, config/mips/mips.c,
2384 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2385 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2386 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2387 spelling conventions.
2389 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2390 Follow spelling conventions.
2392 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2394 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2395 warn about C++0x compatibility.
2397 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2399 * config/h8300/h8300.c, config/h8300/h8300.h,
2400 config/h8300/h8300.md: Follow spelling conventions.
2402 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2405 * combine.c (try_combine): Do not substitute source operand
2406 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2408 2007-02-03 Jan Hubicka <jh@suse.cz>
2410 PR gcov-profile/30650
2411 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2412 do not divide by zero for never executed counters.
2413 (tree_find_values_to_profile): Fix counters.
2414 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2416 2007-02-03 Ian Lance Taylor <iant@google.com>
2418 * lower-subreg.c (simple_move_operand): New static function,
2419 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2421 (simple_move): Call simple_move_operand.
2422 (find_decomposable_subregs): Add special handling of MEMs.
2423 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2424 meaning of return value. If we see a hard register, test whether
2425 it can store a word_mode value. Change all callers.
2427 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2429 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2430 ftrapv insns and expanders.
2431 (subdi3): Change define_expand operand 1 to arith11_operand, and
2432 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2433 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2434 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2438 * varasm.c (notice_global_symbol): Treat global objects as weak when
2441 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2443 * emit-rtl.c (dconstpi): Delete.
2445 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2446 * real.h (dconstpi): Delete.
2448 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2449 (fold_builtin_hypot): Likewise.
2451 2007-02-03 Tom Tromey <tromey@redhat.com>
2454 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2455 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2457 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2459 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2460 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2461 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2462 config/rs6000/cell.md, config/rs6000/darwin.h,
2463 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2464 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2465 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2466 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2467 typos. Follow spelling conventions.
2468 * doc/invoke.texi: Follow spelling conventions.
2470 2007-02-03 Roger Sayle <roger@eyesopen.com>
2472 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2473 canonicalization transformations that attempt to simplify integer
2474 constant comparisons to become comparisons against zero.
2476 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2478 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2480 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2481 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2483 2007-02-02 Mike Stump <mrs@apple.com>
2485 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2486 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2487 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2488 generate a branch island.
2490 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2492 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2493 (xtensa_legitimate_address_p): New.
2494 (xtensa_legitimize_address): New.
2495 (xtensa_output_addr_const_extra): New.
2496 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2498 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2499 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2500 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2501 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2502 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2503 (xtensa_legitimize_address): New.
2504 (xtensa_output_addr_const_extra): New.
2506 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2508 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2510 2007-02-02 Ian Lance Taylor <iant@google.com>
2512 * expmed.c (expand_divmod): Add comment.
2514 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2516 * emit-rtl.c (renumber_insns): Remove.
2517 * flags.h: Remove the extern for flag_renumber_insns.
2518 * rtl.h: Remove the prototype for renumber_insns.
2519 * toplev.c (flag_renumber_insns): Remove.
2521 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2523 Revert for x86 darwin:
2524 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2526 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2527 code before the following patch under TARGET_MACHO.
2528 (ix86_function_value_regno_p): Likewise.
2530 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2532 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2535 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2538 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2539 general or fp registers. Add comments.
2540 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2542 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2544 * pointer-set.c (insert_aux): Only return insertion slot.
2545 (pointer_set_insert): Adjust.
2546 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2547 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2548 pointer_map_traverse): New.
2549 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2550 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2551 pointer_map_contains, pointer_map_traverse): Declare.
2553 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2556 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2557 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2559 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2561 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2563 (struct _dep): New type.
2564 (dep_t): New typedef.
2565 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2566 (DEP_STATUS): New access macro. The macro with the same name was
2567 renamed to DEP_LINK_STATUS.
2568 (dep_init): Declare function
2570 (struct _dep_link): New type.
2571 (dep_link_t): New typedef.
2572 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2573 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2574 (DEP_LINK_STATUS): New macro.
2575 (debug_dep_links): New debug function.
2577 (struct _deps_list): New type.
2578 (deps_list_t): New typedef.
2579 (DEPS_LIST_FIRST): New access macro.
2580 (FOR_EACH_DEP_LINK): New cycle macro.
2581 (create_deps_list, free_deps_list, delete_deps_list): Declare
2583 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2584 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2585 (copy_deps_list_change_con): Ditto.
2587 (move_dep_link): Declare function.
2589 (struct _dep_node): New type.
2590 (dep_node_t): New typedef.
2591 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2593 (struct haifa_insn_data.back_deps): New field to hold backward
2594 dependencies of the insn.
2595 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2597 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2598 Change its type to deps_list_t.
2599 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2600 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2601 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2603 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2605 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2607 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2609 (dep_cost): Declare.
2611 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2612 (ds_to_dk, dk_to_ds): New functions.
2614 (init_dep_1): New static function.
2615 (init_dep): New function.
2616 (copy_dep): New static function.
2618 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2620 (detach_dep_link): New static function.
2621 (move_dep_link): New function.
2623 (dep_links_consistent_p, dump_dep_links): New static functions.
2624 (debug_dep_links): New debugging function.
2626 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2628 (alloc_deps_list, init_deps_list): New static functions.
2629 (create_deps_list): New function.
2630 (clear_deps_list): New static function.
2631 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2632 (deps_list_consistent_p, dump_deps_list): New static functions.
2633 (debug_deps_list): New function.
2634 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2636 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2638 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2639 use new scheduler dependencies lists.
2640 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2641 (sched_analyze): Ditto. Initialize dependencies lists.
2642 (add_forw_dep, compute_forward_dependences): Update to use new
2643 scheduler dependencies lists.
2645 (init_dependency_caches): Init deps_obstack.
2646 (free_dependency_caches): Free deps_obstack.
2648 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2649 new scheduler dependencies lists.
2650 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2651 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2653 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2654 Update to use new scheduler dependencies lists.
2655 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2656 (debug_dependencies): Ditto.
2657 (schedule_region): Update comments.
2659 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2660 scheduler dependencies lists.
2661 (schedule_ebb): Update comments.
2663 * rtl.def (DEPS_LIST): Remove.
2665 * lists.c (unused_deps_list): Remove.
2666 (free_list): Update assertions.
2668 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2669 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2671 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2672 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2674 * haifa-sched.c (comments): Update.
2675 (insn_cost1): Remove. Inline the code into insn_cost ().
2676 (insn_cost): Update to use new scheduler dependencies lists. Move
2677 processing of the dependency cost to dep_cost ().
2678 (dep_cost): New function. Use it instead of insn_cost () when
2679 evaluating cost of the dependency. Use compatible interface to
2680 interact with the target.
2681 (priority): Update to use new scheduler dependencies lists.
2682 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2683 with greater number of insns that depend on the insn.
2684 (schedule_insn): Update to use new scheduler dependencies lists. Add
2685 code to free backward dependencies lists. Inline and optimize code
2686 from resolve_dep () - see PR28071.
2687 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2688 lists. Update call to targetm.sched.is_costly_dependence hook.
2690 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2691 scheduler dependencies lists.
2693 (resolve_dep): Remove. Move the logic to schedule_insn ().
2694 (init_h_i_d): Initialize dependencies lists.
2696 (process_insn_depend_be_in_spec): Rename to
2697 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2699 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2700 Update to use new scheduler dependencies lists.
2701 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2703 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2704 new scheduler dependencies lists.
2705 (build_intra_loop_deps): Ditto.
2707 * target.h (struct _dep): Declare to use in
2708 gcc_target.sched.is_costly_dependence.
2709 (struct gcc_target.sched.adjust_cost): Fix typo.
2710 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2711 single dep_t parameter instead of an equivalent triad.
2712 (struct gcc_target.sched.adjust_cost_2): Remove.
2714 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2716 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2718 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2720 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2722 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2723 (REG_DEP_TRUE): Document.
2725 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2726 Change signature to correspond to the targetm.sched.adjust_cost hook.
2727 Update use in TARGET_SCHED_ADJUST_COST_2.
2728 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2729 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2730 new scheduler dependencies lists.
2731 (ia64_gen_check): Ditto.
2733 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2736 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2737 signature to correspond to the targetm.sched.is_costly_dependence hook.
2738 (is_costly_group): Update to use new scheduler dependencies lists.
2740 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2741 instead of INSN_COST () macro.
2743 2007-02-01 Ian Lance Taylor <iant@google.com>
2745 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2747 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2749 * pa.md (tp_load): Correct mfctl instruction syntax.
2751 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2753 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2754 altivec_padding_size calculation on AIX. Improve comment, add
2755 assert to verify that it's right.
2757 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
2760 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
2763 * global.c (global_alloc): Add mising initialization of
2766 2007-02-01 Roger Sayle <roger@eyesopen.com>
2768 * alias.c (init_alias_analysis): Correct whitespace.
2769 * bb-reorder.c (fix_edges_for_rarely_executed_code,
2770 partition_hot_cold_basic_blocks): Likewise.
2771 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2772 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
2773 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2774 fold_builtin_snprintf_chk, fold_builtin_printf,
2775 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
2776 do_mpfr_arg3, do_mpfr_sincos): Likewise.
2777 * cfgcleanup.c (cleanup_cfg): Likewise.
2778 * cfgexpand.c (tree_expand_cfg): Likewise.
2779 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
2780 * function.c (get_next_funcdef_no): Likewise.
2781 * gengtype.c (main): Likewise.
2782 * genmodes.c (main): Likewise.
2783 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
2784 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
2785 * ifcvt.c (noce_emit_move_insn): Likewise.
2786 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
2788 * stor-layout.c (get_best_mode): Likewise.
2789 * tree-ssa-loop-niter.c (get_val_for): Likewise.
2790 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
2791 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
2792 perform_var_substitution, solve_graph): Likewise.
2793 * tree-vrp.c (vrp_finalize): Likewise.
2795 2007-02-01 Ian Lance Taylor <iant@google.com>
2797 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
2798 high part of a paradoxical subreg, return a constant zero.
2800 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
2802 * toplev.c (lang_dependent_init): Call init_set_costs.
2803 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
2805 2007-02-01 Richard Guenther <rguenther@suse.de>
2808 * fold-const.c (fold_negate_expr): Allow negating a
2809 constant if overflow does not change.
2811 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2813 * doc/c-tree.texi (Expression trees): Improve markup.
2814 * doc/tm.texi (Register Classes, Addressing Modes)
2815 (Floating Point): Fix spacing after abbreviations. Fix some
2818 2007-02-01 Ben Elliston <bje@au.ibm.com>
2820 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
2821 * doc/contrib.texi: Likewise.
2822 * doc/install.texi: Likewise.
2824 2007-01-31 Richard Henderson <rth@redhat.com>
2825 Ian Lance Taylor <iant@google.com>
2827 * lower-subreg.c: New file.
2828 * rtl.def (CONCATN): Define.
2829 * passes.c (init_optimization_passes): Add pass_lower_subreg and
2831 * emit-rtl.c (update_reg_offset): New static function, broken out
2832 of gen_rtx_REG_offset.
2833 (gen_rtx_REG_offset): Call update_reg_offset.
2834 (gen_reg_rtx_offset): New function.
2835 * regclass.c: Revert patch of 2006-03-05, restoring
2837 (clear_reg_info_regno): New function.
2838 * dwarf2out.c (concatn_loc_descriptor): New static function.
2839 (loc_descriptor): Handle CONCATN.
2840 * common.opt (fsplit_wide_types): New option.
2841 * opts.c (decode_options): Set flag_split_wide_types when
2843 * timevar.def (TV_LOWER_SUBREG): Define.
2844 * rtl.h (gen_reg_rtx_offset): Declare.
2845 (reg_scan_update): Declare.
2846 * regs.h (clear_reg_info_regno): Declare.
2847 * tree-pass.h (pass_lower_subreg): Declare.
2848 (pass_lower_subreg2): Declare.
2849 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
2850 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
2852 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
2853 * Makefile.in (OBJS-common): Add lower-subreg.o.
2854 (lower-subreg.o): New target.
2856 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2858 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
2860 2007-01-31 Anatoly Sokolov <aesok@post.ru>
2863 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
2865 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2868 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
2870 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
2872 * cfgloop.h: Include vec-prim.h.
2873 (enum li_flags): Remove LI_ONLY_OLD.
2874 (loop_iterator): Changed.
2875 (fel_next, fel_init): Iterate over loop tree.
2876 (FOR_EACH_LOOP_BREAK): New macro.
2877 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
2879 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
2880 * modulo-sched.c (sms_schedule): Ditto.
2881 * tree-vectorizer.c (vectorize_loops): Ditto.
2882 * doc/loop.texi: Update information on loop numbering and behavior of
2883 FOR_EACH_LOOP wrto new loops.
2884 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
2885 add_to_evolution_1): Test nestedness of loops instead of comparing
2887 * tree-chrec.c (chrec_fold_plus_poly_poly,
2888 chrec_fold_multiply_poly_poly, chrec_evaluate,
2889 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
2890 reset_evolution_in_loop): Ditto.
2891 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
2893 2007-01-31 Dirk Mueller <dmueller@suse.de>
2895 * c-common.c (warn_about_parentheses): Separate warning about
2896 un-parenthized sequence of comparison operators from the one
2897 which is supposed to warn about x <= y <= z.
2899 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
2901 * optabs.h (enum optab_index): Add new OTI_isinf.
2902 (isinf_optab): Define corresponding macro.
2903 * optabs.c (init_optabs): Initialize isinf_optab.
2904 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
2906 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
2907 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
2909 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
2910 expand_builtin_interclass_mathfn.
2911 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
2912 * config/i386/i386.md (UNSPEC_FXAM): New constant.
2913 (fxam<mode>2_i387): New insn pattern.
2914 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
2915 built-in functions as x87 inline asm.
2917 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2919 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
2921 2007-01-30 Eric Christopher <echristo@apple.com>
2923 * config.gcc: Add geode.
2925 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2927 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
2928 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
2929 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
2930 value-prof.c: Fix comment typos.
2932 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2935 * doc/invoke.texi (Wpointer-arith): Document warning.
2937 2007-01-30 Janis Johnson <janis187@us.ibm.com>
2939 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
2940 the list of discrepancies from the draft TR.
2942 2007-01-30 Dirk Mueller <dmueller@suse.de>
2945 * doc/invoke.texi (-Wreturn-type): Update description to
2948 2007-01-30 Richard Sandiford <richard@codesourcery.com>
2950 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
2952 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
2954 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
2955 to handle optabs that operate on floating point input argument and
2956 output to integer output.
2957 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
2958 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
2959 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
2960 expand_builtin_interclass_mathfn ().
2961 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
2963 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
2964 ilogbl built-in functions as x87 intrinsics.
2966 2007-01-30 Richard Guenther <rguenther@suse.de>
2969 * dwarf2out.c (reference_to_unused): Query varpool if the
2970 variable was output.
2972 2007-01-30 Richard Guenther <rguenther@suse.de>
2975 * passes.c (execute_one_pass): Reset in_gimple_form to not
2976 confuse non-unit-at-a-time mode.
2978 2007-01-29 Roger Sayle <roger@eyesopen.com>
2979 Richard Guenther <rguenther@suse.de>
2981 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
2982 avoid undefined behaviour on overflow. Use force_fit_type_double
2983 to construct the constant with the specified TREE_OVERFLOW.
2985 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2987 * config/dfp-bit.c: Add parameterized support for fp exceptions.
2988 * config/dfp-bit.h: Ditto.
2990 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2992 * c-decl.c (pop_scope): Replace warnings with call to
2993 warn_for_unused_label.
2994 * c-common.h (warn_for_unused_label): Declare.
2995 * c-common.c (warn_for_unused_label): Define.
2997 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2999 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3002 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3004 * Makefile.in (USER_H): Remove decfloat.h.
3005 * ginclude/decfloat.h: Delete, moving contents to ...
3006 * ginclude/float.h: Add support for decimal floating point,
3007 guarded by __STDC_WANT_DEC_FP__.
3009 2007-01-29 Mike Stump <mrs@apple.com>
3011 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3012 Analysis and Representation to resolve case insensitive conflict.
3013 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3015 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3017 * tree.h (struct tree_memory_tag): Add aliases member.
3018 (MTAG_ALIASES): New macro.
3019 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3020 (add_may_alias): Remove pointer-set. Update for may_aliases being
3022 (mark_aliases_call_clobbered): Update for may_aliases being a
3024 (compute_tag_properties): Ditto.
3025 (create_partition_for): Ditto.
3026 (compute_memory_partitions): Ditto.
3027 (dump_may_aliases_for): Ditto.
3028 (is_aliased_with): Ditto.
3029 (add_may_alias_for_new_tag): Ditto.
3030 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3031 (compute_is_aliased): New function.
3032 (compute_may_aliases): Call compute_is_aliased).
3033 (init_alias_info): Initialize alias_bitmap_obstack.
3034 (union_alias_set_into): New function.
3035 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3036 (have_common_aliases_p): Rewrite to take two bitmaps and use
3038 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3040 (finalize_ref_all_pointers): Update for add_may_alias changes.
3041 (new_type_alias): Ditto.
3042 * tree-flow-inline.h (may_aliases): Return a bitmap.
3043 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3044 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3045 may_aliases being a bitmap.
3046 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3047 may_aliases now returns a bitmap.
3048 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3050 * tree-ssa-operands.c (add_virtual_operand): Update for
3051 may_aliases being a bitmap.
3053 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3055 PR tree-optimization/30630
3056 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3057 variable as changed.
3059 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3062 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3063 expanded only once even if an error occurs.
3065 2007-01-29 Ben Elliston <bje@au.ibm.com>
3067 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3068 (__gcov_average_profiler): Likewise.
3069 (__gcov_ior_profiler): Likewise.
3070 (__gcov_merge_ior): Likewise.
3072 2007-01-28 Jan Hubicka <jh@suse.cz>
3074 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3075 * value-prof.c (stringop_block_profile): Likewise.
3077 2007-01-28 Jan Hubicka <jh@suse.cz>
3079 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3080 variant handling histograms; add wrapper.
3081 (clear_storage_via_libcall): Export.
3082 (emit_block_move_hints): Break out from ...; add histograms.
3083 (emit_block_move): ... this one.
3084 (clear_storage_hints): Break out from ...; add histograms.
3085 (clear_storage): ... this one.
3086 (set_storage_via_memset): Handle histogram.
3087 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3088 (clear_storage_hints, clear_storage_via_libcall): Declare.
3089 (set_storage_via_setmem): Update prototype.
3090 * doc/md.texi (movmem, setmem): Document new arguments.
3092 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3094 (stringop_block_profile): New global function.
3095 (tree_stringops_values_to_profile): Profile block size and alignment.
3096 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3098 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3099 (stringop_block_profile): Declare.
3100 * builtins.c: Include value-prof.h.
3101 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3102 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3103 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3104 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3105 * profile.c (instrument_values): Add new counters.
3106 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3108 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3109 (tree_init_edge_profiler): Build new profilers.
3110 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3111 (pass_tree_profile): Add dump.
3112 (tree_profile_hooks): Update.
3113 * Makefile.in (LIBGCOV): Add new constants.
3114 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3115 __gcov_ior_profiler): New.
3116 * i386.md (movmem/setmem expanders): Add new optional arguments.
3118 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3120 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3122 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3124 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3125 (tree_unswitch_single_loop): Pass eni_size_weights to
3126 tree_num_loop_insns.
3127 * tree-ssa-loop-manip.c: Include tree-inline.h.
3128 (can_unroll_loop_p): Pass eni_size_weights to
3129 tree_num_loop_insns.
3130 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3131 Pass eni_size_weights to estimate_num_insns.
3132 * tree.h (init_inline_once): Export.
3133 * toplev.c (backend_init): Call init_inline_once.
3134 * cgraphunit.c (cgraph_process_new_functions,
3135 cgraph_analyze_function): Pass eni_inlining_weights to
3137 * ipa-inline.c (compute_inline_parameters): Ditto.
3138 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3139 to estimate_num_insns.
3140 (try_unroll_loop_completely): Pass eni_size_weights to
3141 tree_num_loop_insns.
3142 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3143 ot estimate_num_insns.
3144 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3145 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3146 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3147 eni_time_weights): New variables.
3148 (init_inline_once): Initialize them.
3149 (struct eni_data): Mew.
3150 (estimate_num_insns_1, estimate_num_insns): Use weights.
3151 * tree-inline.h (struct eni_weights_d): New.
3152 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3153 (estimate_num_insns): Declaration changed.
3154 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3155 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3156 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3158 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3160 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3161 relations in the conflict function is valid.
3163 2007-01-27 Ian Lance Taylor <iant@google.com>
3165 * common.opt: Add fstrict-overflow.
3166 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3167 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3168 (TYPE_OVERFLOW_UNDEFINED): Define.
3169 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3171 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3172 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3173 (fold_negate_expr): Likewise.
3174 (make_range): Likewise.
3175 (extract_muldiv_1): Likewise.
3176 (maybe_canonicalize_comparison): Likewise.
3177 (fold_comparison): Likewise.
3178 (fold_binary): Likewise.
3179 (tree_expr_nonnegative_p): Likewise.
3180 (tree_expr_nonzero_p): Likewise.
3181 * tree-vrp.c (compare_values): Likewise.
3182 (extract_range_from_binary_expr): Likewise.
3183 (extract_range_from_unary_expr): Likewise.
3184 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3186 (nowrap_type_p): Likewise.
3187 * tree-scalar-evolution.c (simple_iv): Likewise.
3188 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3189 (build_range_check): Likewise.
3190 (extract_muldiv_1): Likewise.
3191 (fold_comparison): Likewise.
3192 * tree-vrp.c (vrp_int_const_binop): Likewise.
3193 (extract_range_from_unary_expr): Likewise.
3194 * convert.c (convert_to_integer): Likewise.
3195 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3196 (fold_comparison): Likewise.
3197 (fold_binary): Likewise.
3198 * optabs.c (optab_for_tree_code): Likewise.
3199 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3200 * simplify-rtx.c (simplify_const_relational_operation): Check
3201 flag_strict_overflow and flag_trapv.
3202 (simplify_const_relational_operation): Likewise.
3203 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3204 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3207 2007-01-27 Roger Sayle <roger@eyesopen.com>
3209 * tree.c (tree_fold_gcd): Delete.
3210 * tree.h (tree_fold_gcd): Remove prototype.
3211 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3212 test whether one constant integer is a multiple of another. Instead
3213 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3214 * fold-const.c (multiple_of_p): We've determined both TOP and
3215 BOTTOM are integer constants so we can call int_const_binop directly
3216 instead of the more generic const_binop.
3218 2007-01-27 Roger Sayle <roger@eyesopen.com>
3220 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3221 1*X check that the constant hasn't overflowed, to preserve the
3223 (round_up): Provide an efficient implementation when rouding-up an
3224 INTEGER_CST to a power-of-two.
3226 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3228 * doc/sourcebuild.texi: Add comma for clarity.
3229 * doc/extend.texi: Fix some typos.
3230 * doc/passes.texi: Likewise.
3231 * doc/cppinternals.texi: Likewise.
3232 * doc/c-tree.texi: Likewise.
3233 * doc/tree-ssa.texi: Likewise.
3234 * doc/install.texi: Likewise.
3236 2007-01-27 Jan Hubicka <jh@suse.cz>
3238 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3239 (pass_sra): Do not require alias information.
3240 * passes.c (init_optimization_passes): Add SRA
3242 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3244 * tracer.c (rest_of_handle_tracer): We already cleaned
3245 up the CFG in tracer() so don't do it here again.
3246 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3247 cleanup_cfg here, either. And don't call renumber_insns.
3249 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3250 and BB_HEAD are in the insn stream here. Instead make sure
3251 that BB_INSN is valid on all insns. Also, do check here that
3252 there are no pending branch predictions...
3253 (rtl_verify_flow_info): ...instead of doing it here. Checks
3254 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3257 2007-01-26 Roger Sayle <roger@eyesopen.com>
3259 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3260 function to simplify/factorize operand order canonicalization.
3261 (ix86_fixup_binary_operands): Reorganize using the above function.
3262 (ix86_binary_operator_ok): Likewise.
3264 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3266 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3267 file scope from optimize_attrs.
3268 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3270 (optimize_attrs): Clear insn_code_values after freeing it.
3272 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3274 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3275 a parts.base assignment.
3277 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3279 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3280 (compute_subscript_distance, initialize_data_dependence_relation,
3281 finalize_ddr_dependent, analyze_ziv_subscript,
3282 analyze_siv_subscript_cst_affine,
3283 compute_overlap_steps_for_affine_univar,
3284 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3285 analyze_siv_subscript, analyze_miv_subscript,
3286 analyze_overlapping_iterations, subscript_dependence_tester_1,
3287 compute_self_dependence, free_dependence_relation): Work
3288 with affine_fn instead of chrecs.
3289 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3290 common_affine_function, affine_function_base,
3291 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3292 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3293 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3294 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3295 (all_chrecs_equal_p): Removed.
3296 * tree-data-ref.h (affine_fn, conflict_function): New types.
3297 (struct subscript): Change type of conflicting_iterations_in_a
3298 and conflicting_iterations_in_b.
3300 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3303 * config/pa/pa.h (TARGET_HPUX_11): New.
3304 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3305 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3307 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3308 Richard Guenther <rguenther@suse.de>
3310 * tree-ssa-structalias.c (solve_graph): Handle case
3311 we merged the variable to another.
3313 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3315 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3318 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3319 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3321 2007-01-25 DJ Delorie <dj@redhat.com>
3323 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3324 allow changes to modes which don't fit in those registers.
3326 * reload1.c (choose_reload_regs): Check for invalid subregs before
3327 computing their locations, not after.
3329 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3332 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3333 save Altivec registers in an eh_return function.
3334 (compute_vrsave_mask): Likewise.
3335 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3336 for saving Altivec registers.
3337 (rs6000_emit_prologue): Don't allocate stack twice in
3338 eh_return function. Correct expected value of altivec_save_offset
3339 when using save_world. Describe save of R0 to stack when using
3340 save_world. Describe stack pointer adjustment when using
3341 save_world. Remove duplicated eh_return parameter register saving.
3342 Update sp_offset variable after save_world.
3343 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3345 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3346 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3349 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3351 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3353 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3356 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3357 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3359 2007-01-25 Richard Guenther <rguenther@suse.de>
3361 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3362 * common.opt (-Wcoverage-mismatch): New warning option.
3363 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3364 if -Wcoverage-mismatch is given.
3366 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3368 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3369 (ipcp_driver): Change to static definition.
3370 Add dumping of the ifunctions.
3371 (constant_val_insert): Remove unused parameter. Support for SSA.
3372 (ipcp_propagate_const): Support for SSA.
3373 (ipcp_profile_bb_print): Print only analyzed nodes.
3374 (ipcp_replace_map_create): Remove support for Fortran constant
3376 * ipa-prop.c (ipa_method_modify_stmt,
3377 ipa_callsite_compute_param): Support for SSA.
3378 * ipa-prop.h (ipcp_driver): Remove declaration.
3379 (IS_VALID_TREE_MAP_INDEX): Add define.
3381 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3383 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3385 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3388 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3389 constant argument to cabs and do it without checking for
3390 -funsafe-math-optimizations.
3392 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3394 * c-common.h (RID_FIRST_CXX0X): New.
3395 (RID_LAST_CXX0X): New.
3396 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3398 * c.opt (Wc++0x-compat): New.
3399 * doc/invoke.texi (-Wc++0x-compat): Document.
3401 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3403 * builtins.c (fold_builtin_carg): New.
3404 (fold_builtin_1): Use it.
3406 2007-01-24 Jan Hubicka <jh@suse.cz>
3408 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3410 * ipa-inline.c (initial_insns, max_insns): Delete.
3411 (compute_max_insns): New function.
3412 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3413 of insns as base for code growth.
3414 (cgraph_decide_inlining): Make initial_insns local; do not compute
3416 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3417 * doc/invoke.texi (inline-unit-growth): Update docs.
3419 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3421 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3422 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3423 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3424 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3425 for CPUs that have PTA_CX16 set.
3428 * gimplify.c (omp_check_private): New function.
3429 (gimplify_scan_omp_clauses): Use it for
3430 firstprivate/lastprivate/reduction.
3433 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3434 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3437 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3438 If lower_lastprivate_clauses emits some statements, append them
3439 to dlist rather than body_p and to body_p append an initializer.
3440 (lower_omp_for): Adjust caller.
3442 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3444 * target.h (globalize_decl_name): New.
3445 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3446 * output.h (default_globalize_decl_name): New.
3447 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3449 (globalize_decl): Ditto.
3450 (default_globalize_decl_name): New.
3451 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3452 (ia64_handle_version_id_attribute): New.
3453 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3454 (ia64_asm_output_external): Use globalize_decl_name instead
3456 * doc/extend.texi (version_id): New pragma.
3457 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3459 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3461 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3462 _uleb128_t and _Unwind_SWord with _sleb128_t.
3463 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3464 uw_frame_state_for, uw_update_context_1): Likewise.
3465 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3466 * unwind-pe.h (read_uleb128, read_sleb128,
3467 read_encoded_value_with_base): Likewise.
3468 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3470 2007-01-24 Richard Guenther <rguenther@suse.de>
3472 * builtins.c (expand_builtin_cexpi): Get the fndecl
3473 for cexp in the correct way.
3475 2007-01-24 Jan Hubicka <jh@suse.cz>
3477 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3479 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3481 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3482 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3483 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3484 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3485 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3486 __SIZEOF_PTRDIFF_T__.
3487 * doc/cpp.texi: Documentation for the new builtin macros added.
3489 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3491 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3492 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3493 instead of operands[2] to avoid access past the end of array.
3495 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3497 * reload1.c (emit_reload_insns): Pass the reload register
3498 for a non-spill output reload through forget_old_reloads_1.
3500 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3502 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3503 _SOFT_DOUBLE if doubles use software floating-point.
3504 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3505 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3506 * config/rs6000/darwin-ldouble.c: Also compile functions for
3507 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3508 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3509 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3510 commented-out long double override.
3511 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3512 * config/rs6000/eabispe.h: Likewise.
3513 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3514 long double for non-SPE.
3515 (rs6000_handle_option): Likewise.
3516 (invalid_e500_subreg): Disallow more subregs involding DImode,
3517 DFmode, TImode or TFmode.
3518 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3520 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3522 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3523 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3525 (rs6000_legitimate_address): Also check for TFmode for E500
3527 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3528 (spe_build_register_parallel): Handle TFmode and TCmode.
3529 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3531 (function_arg): Handle TFmode and TCmode for E500 double.
3532 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3534 (print_operand): Handle TFmode and TImode for %y.
3535 (rs6000_generate_compare): Handle TFmode comparisons for E500
3537 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3538 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3539 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3540 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3541 TFmode for E500 double.
3542 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3543 (floatsidf2): Enable for E500 double.
3544 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3545 (extenddftf2): Change to extenddftf2_fprs.
3546 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3547 depending on TARGET_E500_DOUBLE.
3548 (extendsftf2): Enable for E500 double.
3549 (trunctfdf2): Enable for E500 double.
3550 (trunctfsf2): Change to trunctfsf2_fprs.
3551 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3552 depending on TARGET_E500_DOUBLE.
3553 (floatsitf2): Enable for E500 double.
3554 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3555 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3556 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3557 (negtf2): Change to negtf2_internal.
3558 (negtf2): New expander.
3559 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3560 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3561 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3562 (movdi_internal32): Use rs6000_nonimmediate_operand.
3563 (unnamed splitter): Likewise.
3564 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3565 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3566 (SPE64TF, DITI): New mode macros.
3567 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3570 (frob_<mode>_di_2): New.
3571 (frob_tf_di_8_2): New.
3572 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3574 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3576 (frob_ti_<mode>_8_2): New.
3577 (frob_ti_tf_2): New.
3578 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3579 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3581 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3582 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3583 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3584 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3585 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3586 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3589 2007-01-23 Ian Lance Taylor <iant@google.com>
3591 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3593 (OBJS-archive): Reformat, alphabetize.
3594 (OBJS): Change out_object_file to OBJS-md.
3596 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3598 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3599 JUMP_P and CALL_P predicates where applicable.
3600 * config/i386/i386.c: Ditto.
3601 * config/i386/i386.md: Ditto.
3602 * config/i386/mmx.md: Ditto.
3603 * config/i386/predicates.md: Ditto.
3605 2007-01-22 Andreas Schwab <schwab@suse.de>
3607 * config/m68k/m68k.h: Fix comment.
3609 2007-01-22 Jan Hubicka <jh@suse.cz>
3611 * passes.c (init_optimization_passes): Do not rerun
3612 pass_early_warn_uninitialized.
3614 2007-01-22 Richard Guenther <rguenther@suse.de>
3616 PR tree-optimization/30038
3617 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3619 (execute_cse_sincos_1): Likewise.
3620 (execute_cse_sincos): Likewise.
3621 (gate_cse_sincos): Likewise.
3622 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3623 the cexpi() canonicalization of sincos().
3624 * tree-pass.h (pass_cse_sincos): Declare.
3625 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3627 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3629 PR rtl-optimization/29329
3630 * combine.c (replaced_rhs_insn): Rename to i2mod.
3631 (replaced_rhs_value): Rename to i2mod_new_rhs.
3632 (i2mod_old_rhs): New global variable.
3633 (combine_instructions): Adjust for above change. Save a copy of
3634 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3635 note are substituted in the second instruction.
3636 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3637 ditch the note if it pertains to the second eliminated register
3638 and this register is mentioned in i2mod_old_rhs.
3641 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3643 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3644 the insn to which the note was originally attached.
3646 2007-01-21 Jan Hubicka <jh@suse.cz>
3648 * ipa-inline.c (inlining_mode): Comment, move up.
3649 (cgraph_decide_inlining_incrementally): Do not perform inlining
3650 itself; fix handling of flattening of self recursive functions.
3651 (cgraph_find_cycles): Remove.
3652 (cgraph_flatten_node): Remove.
3653 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3654 (try_inline): New function.
3655 (cgraph_early_inlining): Update call of
3656 cgraph_decide_inlining_incrementally. Apply inlining here.
3657 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3659 2007-01-21 Dirk Mueller <dmueller@suse.de>
3662 * tree-vrp.c (check_array_bounds): do not warn
3663 about ADDR_EXPR's of ARRAY_REF's which are immediately
3664 used in binary expressions.
3666 2007-01-21 Ira Rosen <irar@il.ibm.com>
3668 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3669 read_write_dep and macros for its access.
3670 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3671 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3672 argument, call vect_check_interleaving for every independent pair of
3673 data-refs. Mark loads that access the same memory location as a store
3675 (vect_check_dependences): Remove.
3676 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3677 call, fix the call to vect_analyze_data_ref_dependence.
3678 (vect_analyze_data_ref_access): For statements that access the same
3679 data-ref, check that they are not stores; for loads, check that there
3680 is no store that access the same location.
3682 2007-01-20 Roger Sayle <roger@eyesopen.com>
3683 Joseph Myers <joseph@codesourcery.com>
3685 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3686 (-fdump-rtl-stack): Likewise.
3687 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3688 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3689 (-mpt-fixed): Use @minus{} for minus sign.
3690 (Using Precompiled Headers): Fix under/overfull hbox.
3692 2007-01-20 Jan Hubicka <jh@suse.cz>
3694 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3695 place within annotation.
3697 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3699 * pa.c (output_move_double): Change array size of xoperands to 4.
3701 2007-01-20 Jan Hubicka <jh@suse.cz>
3703 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3706 2007-01-19 Ian Lance Taylor <iant@google.com>
3708 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3709 constant to unsigned HOST_WIDE_INT before negating.
3711 2007-01-19 Ian Lance Taylor <iant@google.com>
3713 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3715 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3716 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3717 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3718 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3719 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3720 (realloc_vdef, realloc_vuse): Change second parameter to
3722 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3724 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3725 unsigned. Change x and lim locals to unsigned.
3726 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3728 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3729 (copy_virtual_operands): Change i and n locals to unsigned.
3731 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3734 * builtins.c (fold_builtin_1): Handle builtin fdim.
3736 2007-01-20 Jan Hubicka <jh@suse.cz>
3738 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3739 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3740 init_alias_heapvars.
3741 (init_alias_heapvars): Initialize only when not already initialized.
3742 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3744 2007-01-19 Roger Sayle <roger@eyesopen.com>
3746 * common.opt (fsigned-zeros): New command line option.
3747 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3748 of flag_unsafe_math_optimizations.
3749 * opts.c (set_fast_math_flags): The -ffast-math command line option
3750 implies -fno-signed-zeros.
3751 (fast_math_flags_set_p): Likewise.
3753 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3754 the documentation of -ffast-math appropriately. Wrap long lines.
3756 2007-01-19 Steve Ellcey <sje@cup.hp.com>
3758 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
3759 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
3761 2007-01-19 Tomas Bily <tbily@suse.cz>
3763 * cgraphunit.c (cgraph_finalize_function): Updating of pid
3765 (tree_init_ic_make_global_vars): New function
3766 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
3767 (tree_gen_ic_profiler): New function
3768 (tree_gen_ic_func_profiler): New function
3769 (tree_profiling): Added calling of tree_gen_ic_func_profiler
3770 (tree_profile_hooks): Added hook for indirec/virtual calls
3771 * value-prof.c (tree_find_values_to_profile): New case for
3773 (tree_values_to_profile): Call for determining indirect/virtual
3775 (tree_indirect_call_to_profile): New function
3776 (tree_ic_transform): New function
3777 (tree_ic): New function
3778 (find_func_by_pid): New function
3779 (init_pid_map): New function
3780 (tree_value_profile_transformations): Added check for
3781 indirect/virtual call transformation
3782 * value-prof.h (enum hist_type): New counter type for
3783 indirect/virtual calls
3784 (profile_hooks): Added new hook for profiling indirect/virtual
3786 * profile.c (instrument_values): New case for indirect/virtual
3788 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
3789 (GCOV_COUNTER_V_INDIR): New counter type
3790 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
3791 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
3793 * cgraph.c: Definition of cgraph_max_pid
3794 (cgraph_create_node): Default init of pid attribute
3795 * cgraph.h: Declaration of cgraph_max_pid
3796 (struct cgraph_node): Added pid attribute
3797 * libgcov.c (__gcov_indirect_call_profiler): New function
3798 (__gcov_one_value_profiler_body): New function
3799 (__gcov_one_value_profiler): Body was moved to
3800 __gcov_one_value_profiler_body and calls it
3802 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
3804 * doc/gty.texi (Options): Document the mark_hook option to GTY.
3805 * gengtype.c (write_types_data, write_func_for_structure,
3806 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
3807 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
3808 (walk_type, write_func_for_structure): Generate the mark_hook if
3811 2007-01-19 Jan Hubicka <jh@suse.cz>
3813 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
3814 'early' argument take inlining mode argument specifying whether to
3815 inline for size/speeed or all functions; add support for flattening;
3817 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
3819 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3822 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
3823 the name of the declared identifier.
3825 2007-01-19 Dirk Mueller <dmueller@suse.de>
3827 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
3828 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
3829 duplicate evaluation.
3831 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3833 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
3834 Macroize expander using X87MODEF12 mode macro. Extend operand 1
3835 to XFMode, use acosxf2 and truncate result to requested mode.
3836 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
3837 (asin<mode>2): Similarly, with asin expanders.
3838 (*fscalexf4_i387): Rename from *fscalexf4.
3839 (expNcorexf3): New expander.
3840 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
3841 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
3842 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
3843 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
3844 patterns for SSE math.
3845 (exp10<mode>2): Similarly, with exp10 expanders.
3846 (exp2<mode>2): Similarly, with exp2 expanders.
3847 (expm1<mode>2): Similarly, with expm1 expanders.
3848 (ldexp<mode>3): Similarly, with ldexp expanders.
3849 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
3850 Use gen_truncxf<mode>2_i387_noop to truncate result.
3852 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3854 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
3855 for ColdFire targets.
3857 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
3858 Richard Sandiford <richard@codesourcery.com>
3860 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
3861 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
3862 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
3863 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
3864 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3865 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3867 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3869 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
3870 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
3871 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
3872 (*adddi_dilshr32_cf): New pattern.
3873 (adddi3, subdi3): Remove first alternatives.
3875 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3877 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
3878 implemented using move.l, do not use its cc result for floating-point
3881 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3883 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
3884 from accepting 's' constraints if flag_pic.
3886 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3888 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
3889 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
3890 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
3891 condition from TARGET_68881 to TARGET_HARD_FLOAT.
3893 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
3895 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
3896 ColdFire alternatives.
3897 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
3898 * config/m68k/m68k.md (clzsi2): Define for ColdFire
3899 architectures that support ff1 instruction.
3901 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3902 Julian Brown <julian@codesourcery.com>
3904 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
3905 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
3906 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
3909 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3911 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
3913 (output_move_const_into_data_reg, output_move_simode_const): Delete.
3914 * config/m68k/m68k.c (const_method, const_int_cost): Take a
3915 HOST_WIDE_INT instead of an rtx.
3916 (m68k_rtx_costs): Update call accordingly.
3917 (output_move_const_into_data_reg): Likewise. Fix formatting.
3918 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
3920 (output_move_simode_const): Update calls after above changes.
3921 Rework to use automatic variables and predicates like MEM_P.
3922 * config/m68k/m68k.md (pushexthisi_const): Update call to
3925 2007-01-19 Dirk Mueller <dmueller@suse.de>
3927 * tree-ssa-alias.c (perform_var_substitution): Fix typo
3930 2007-01-19 Richard Guenther <rguenther@suse.de>
3932 * builtins.c (expand_builtin_cexpi): Fall back to expanding
3933 via cexp in case sincos is not available.
3935 2007-01-19 Richard Guenther <rguenther@suse.de>
3937 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
3938 * defaults.h (TARGET_HAS_SINCOS): Default to off.
3939 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
3940 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
3941 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
3942 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
3943 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
3944 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
3946 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3948 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
3950 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
3951 (atan2xf3): Directly generate RTL pattern.
3952 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
3953 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3954 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3955 disable patterns for SSE math.
3956 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
3957 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3958 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3959 disable patterns for SSE math.
3961 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
3963 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
3965 2007-01-18 Roger Sayle <roger@eyesopen.com>
3967 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
3968 VIEW_CONVERT_EXPR to the same type as it's operand.
3970 2007-01-18 David Edelsohn <edelsohn@gnu.org>
3972 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
3973 configured for long double 128.
3975 2007-01-18 Mike Stump <mrs@apple.com>
3977 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
3980 2007-01-18 Michael Meissner <michael.meissner@amd.com>
3982 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
3985 2007-01-18 Jan Hubicka <jh@suse.cz>
3987 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
3988 greater than NUM_VOP_FREE_BUCKETS.
3990 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
3992 * tree-ssa-structalias.c: Update comments.
3993 (ptabitmap_obstack): Removed.
3995 (oldpta_obstack): Ditto.
3996 (stats): Add a few members.
3997 (struct variable_info): Remove node, complex, address_taken, and
3998 indirect_target members. Add oldsolution member.
3999 (new_var_info): Do not initialize removed members.
4000 (constraint_expr_type): Remove INCLUDES.
4001 (constraint_graph): Add size, implicit_preds, rep,
4002 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4003 (FIRST_REF_NODE): New macro.
4004 (LAST_REF_NODE): Ditto.
4005 (FIRST_ADDR_NODE): Ditto.
4006 (find): New function.
4008 (dump_constraint): Do not handle INCLUDES.
4009 (insert_into_complex): Do not insert duplicate constraints.
4010 (condense_varmap_nodes): Renamed and rewritten into ...
4011 (merge_node_constraints): This. Also fix bug in handling of
4012 offseted copy constraints.
4013 (clear_edges_for_node): No longer need to deal with preds at all,
4014 or removing associated preds/succs.
4015 (merge_graph_nodes): Deal with indirect_cycles.
4016 Don't deal with predecessors.
4017 (add_implicit_graph_edge): New function.
4018 (add_pred_graph_edge): Ditto.
4019 (add_graph_edge): Don't deal with predecessors.
4020 (build_constraint_graph): Removed.
4021 (build_pred_graph): New function.
4022 (build_succ_graph): Ditto.
4023 (struct scc_info): Removed in_component. Added roots, dfs, and
4024 node_mapping. Remove visited_index, unification_queue.
4025 (scc_visit): Deal with union-find we do now.
4026 Deal with cycles with REF nodes.
4027 (collapse_nodes): Renamed and rewritten to ...
4028 (unify_nodes): This.
4029 (process_unification_queue): Removed.
4030 (topo_visit): Cleanup
4031 (do_da_constraint): Use find.
4032 (do_sd_constraint): Ditto.
4033 (do_ds_constraint): Ditto.
4034 (do_complex_constraint): Ditto.
4035 (init_scc_info): Update for removed and added members.
4036 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4037 (find_indirect_cycles): This.
4038 (equivalence_class): New variable.
4039 (label_visit): New function.
4040 (perform_variable_substitution): Rewritten.
4041 (free_var_substitution_info): New function.
4042 (find_equivalent_node): Ditto.
4043 (move_complex_constraints): Ditto.
4044 (eliminate_indirect_cycles): Ditto.
4045 (solve_graph): Only propagate changed bits.
4046 Use indirect cycle elimination.
4048 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4049 (tree_id_eq): Renamed to ...
4050 (tree_vi_eq): This. Update for member change
4051 (insert_id_for_tree): Renamed and rewritten to ...
4052 (insert_vi_for_tree): This.
4053 (lookup_id_for_tree): Renamed and rewritten to ...
4054 (lookup_vi_for_tree): This.
4055 (get_id_for_tree): Renamed and rewritten to ...
4056 (get_vi_for_tree): Ditto.
4057 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4058 (process_constraint): Don't handle INCLUDES.
4059 Remove special ADDRESSOF case.
4060 (find_func_aliases): Rewrite to use vi functions instead of id
4062 (create_function_info_for): Ditto.
4063 (create_variable_info_for): Ditto.
4064 (intra_create_variable_infos): Ditto.
4065 (merge_smts_into): Ditto.
4066 (find_what_p_points_to): Ditto.
4067 (init_base_vars): Ditto.
4068 (init_alias_vars): Ditto.
4069 (remove_preds_and_fake_succs): New function.
4070 (dump_sa_points_to_info): Dump new stats.
4071 (dump_solution_for_var): Use find.
4072 (set_used_smts): Fix formatting.
4073 (compute_points_to_sets): Updated for new functions.
4074 (ipa_pta_execute): Ditto.
4076 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4077 Richard Sandiford <richard@codesourcery.com>
4079 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4081 * calls.c (expand_call): If the return value is a PARALLEL,
4082 extract its first member.
4083 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4084 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4085 use FUNCTION_EXTRA_EPILOGUE.
4086 (m68k_function_value): Return a PARALLEL if the return value
4087 is of a pointer type.
4088 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4089 (FUNCTION_EXTRA_EPILOGUE): Remove.
4090 * config/m68k/m68k.md (D0_REG): New constant.
4092 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4094 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4095 output a NOP for empty epilogues.
4097 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4099 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4100 before function. Extend register save check to include all
4101 registers, not just integer ones.
4103 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4105 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4106 (m68k_use_return_insn): ...this.
4107 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4108 * config/m68k/m68k.c (use_return_insn): Rename to...
4109 (m68k_use_return_insn): ...this.
4110 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4113 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4115 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4116 nearest even, fix denormal rounding overflow.
4118 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4120 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4121 f%$smove and f%$move.
4122 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4123 (extendsfdf2_cf): Use fdmove instead of f%&move.
4124 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4125 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4127 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4129 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4132 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4134 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4135 (coldfire_single_format): Declare.
4136 (coldfire_double_format): Likewise.
4137 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4138 of qnan_msb_set to determine the lower bits of a canonical
4140 (encode_ieee_double): Likewise.
4141 (encode_ieee_quad): Likewise.
4142 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4143 (mips_single_format): Likewise.
4144 (ieee_double_format): Likewise.
4145 (mips_double_format): Likewise.
4146 (ieee_extended_motorola_format): Likewise.
4147 (ieee_extended_intel_96_format): Likewise.
4148 (ieee_extended_intel_128_format): Likewise.
4149 (ieee_extended_intel_96_round_53_format): Likewise.
4150 (ibm_extended_format): Likewise.
4151 (mips_extended_format): Likewise.
4152 (ieee_quad_format): Likewise.
4153 (mips_quad_format): Likewise.
4154 (vax_f_format): Likewise.
4155 (vax_d_format): Likewise.
4156 (vax_g_format): Likewise.
4157 (i370_single_format): Likewise.
4158 (i370_double_format): Likewise.
4159 (decimal_single_format): Likewise.
4160 (decimal_double_format): Likewise.
4161 (decimal_quad_format): Likewise.
4162 (c4x_single_format): Likewise.
4163 (c4x_extended_format): Likewise.
4164 (real_internal_format): Likewise.
4165 (coldfire_single_format): New real_format.
4166 (coldfire_double_format): Likewise.
4167 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4168 canonical_nan_lsbs_set.
4169 (pdp11_d_format): Likewise.
4170 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4171 if TARGET_COLDFIRE_CPU.
4173 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4175 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4176 (output_call, m68k_legitimize_call_address): Declare.
4177 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4178 parenthesees. Add support for a 'W' constraint.
4179 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4180 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4181 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4182 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4184 (override_options): Initialize them. Do not set flag_no_function_cse
4185 for TARGET_ID_SHARED_LIBRARY.
4186 (m68k_output_pic_call): Delete.
4187 (m68k_legitimize_call_address): New function.
4188 (print_operand): Remove the %o prefix. Handle the %p prefix.
4189 (output_call): New function.
4190 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4191 target address from the GOT if symbolic jumps are not allowed.
4192 * config/m68k/m68k.md (call, general_operand): Do not set
4193 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4194 Merge separate flag_pic and !flag_pic define_insns into...
4195 (*call, *call_value): ...these new patterns. Match the address
4196 rather than the containing MEM and require it to be a call_operand.
4197 Use output_call to generate the asm template.
4198 * config/m68k/predicates.md (const_call_operand): New predicate.
4199 (call_operand): Likewise.
4201 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4203 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4204 (STACK_GROWS_DOWNWARD): Define to 1.
4205 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4206 comments, emphasizing that these values are only defaults.
4207 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4208 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4210 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4212 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4214 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4215 Richard Sandiford <richard@codesourcery.com>
4217 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4218 (FP_REGNO_P): New macros.
4219 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4220 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4221 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4222 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4224 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4226 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4227 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4229 * config/m68k/t-floatlib: New file, extracting common code from...
4230 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4231 * config/m68k/t-uclinux: Here.
4232 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4233 routines on ColdFire targets.
4235 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4237 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4238 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4239 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4240 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4241 explicitly set MOTOROLA to 1.
4242 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4244 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4245 Nathan Sidwell <nathan@codesourcery.com>
4247 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4248 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4249 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4250 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4251 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4252 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4253 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4254 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4255 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4256 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4257 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4258 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4259 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4260 (DBX_REGISTER_NUMBER): Delete.
4261 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4262 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4263 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4265 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4267 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4268 * config/flat.h: New file.
4269 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4271 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4272 indirect references for -msep-data or -mid-shared-library.
4273 Do not use PC-relative code addresses either.
4274 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4276 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4277 for shared libraries and crt1.o for executables. Use crti.o and
4279 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4280 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4281 Do not add -elf2flt or -shared-lib-id options here.
4282 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4283 Pass -shared-lib-id if -mid-shared-library, taking the library
4284 identifier from -mshared-library-id if given, otherwise
4286 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4287 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4288 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4289 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4290 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4291 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4293 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4294 jump sequence for ISA A and ISA A+.
4295 (PICJUMP): Likewise.
4297 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4299 * config.gcc (m68k-*-uclinux*): Base the port on the common
4300 and m68k GNU/Linux files rather than on the generic ELF ones.
4301 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4302 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4304 2007-01-18 Julian Brown <julian@codesourcery.com>
4305 Richard Sandiford <richard@codesourcery.com>
4307 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4308 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4309 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4311 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4313 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4315 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4317 * doc/install.texi: Document m68k-uclinuxoldabi.
4318 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4319 * config/m68k/uclinux-oldabi.h: New file, copied from
4320 config/m68k/uclinux.h.
4322 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4324 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4325 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4326 (m32r_compute_frame_size): Use unsigned for regno.
4327 (m32r_reload_lr): Use gen_frame_mem.
4329 (m32r_output_function_epilogue): Don't output the function epilogue
4331 (m32r_expand_epilogue): New.
4332 (direct_return): Return false if the function has the interrupt
4334 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4335 * config/m32r/m32r.md (epilogue): New expander.
4336 (return_lr, return_rte): New insns.
4337 (return): Make it expander.
4338 (return_normal): New expander.
4340 2007-01-18 Josh Conner <jconner@apple.com>
4343 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4344 support for UNLE, UNLT, UNGE, and UNGT.
4346 2007-01-18 Jan Hubicka <jh@suse.cz>
4348 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4349 * tree-tailcall (add_virtual_phis): Likewise.
4350 (optimize_tail_call): Return TODOs.
4351 (execute_tail_calls): Return TODOs.
4352 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4353 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4355 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4356 Cleanup cfg using TODO.
4357 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4358 * passes.c (execute_function_todo): When cleanup did something, remove
4360 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4361 (make_edges): Don't cleanup_cfg.
4363 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4365 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4366 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4367 operate on the top of stack.
4368 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4369 register handling of instructions that output to the second
4371 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4372 (move_for_stack_reg): Special-case check for dead destination
4373 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4375 * config/i386/i386.md (UNSPEC_TAN): New constant.
4376 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4377 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4378 to correctly model move of constant 1.0 to top stack slot.
4379 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4380 (unnamed peephole2 pattern): Remove corresponding peephole2
4381 pattern that optimizes tan insn and loading of constant 1.0.
4382 (tanxf2): Use fptanxf4_i387.
4383 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4384 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4385 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4386 disable patterns for SSE math.
4387 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4388 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4390 2007-01-18 Dirk Mueller <dmueller@suse.de>
4391 Richard Guenther <rguenther@suse.de>
4394 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4395 * common.opt (Warray-bounds): Add new warning option.
4396 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4398 * Makefile.in: make tree-vrp.o depend on toplev.h
4399 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4401 (check_array_refs, check_array_bounds, check_array_ref): New.
4403 2007-01-18 Jan Hubicka <jh@suse.cz>
4405 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4406 (execute_ssa_ccp): Return flags conditionally.
4407 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4409 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4411 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4413 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4414 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4416 * Makefile.c (GTFILES): Add cfglayout.h.
4417 * gengtype.c (open_base_files): Likewise.
4418 * cfglayout.c (cfg_layout_function_footer,
4419 cfg_layout_function_header) Reindent to make gengtype happy.
4420 * cfglayout.h (cfg_layout_function_footer,
4421 cfg_layout_function_header): Add GTY(()) marker.
4423 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4425 2007-01-18 Ben Elliston <bje@au.ibm.com>
4427 * genautomata.c (write_automata): Include xstrerror output in the
4428 error message if writing the DFA description file fails.
4430 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4432 * config/mips/mips-protos.h (mips_output_external): Make it
4434 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4435 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4436 (extern_list): Likewise.
4437 (extern_head): Likewise.
4438 (TARGET_ASM_FILE_END): Likewise.
4439 (mips_file_end): Likewise.
4440 (mips_output_external): Rewritten.
4442 2007-01-18 Ben Elliston <bje@au.ibm.com>
4444 * genpreds.c (write_insn_preds_c): Only write out the function
4445 body for regclass_for_constraint if we have register constraints.
4447 2007-01-17 Tom Tromey <tromey@redhat.com>
4449 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4450 * doc/install.texi (Testing): Use sourceware.org.
4451 (Binaries): Likewise.
4452 (Specific): Likewise.
4453 * doc/contrib.texi (Contributors): Use sourceware.org.
4455 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4457 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4458 (AVR_ENHANCED): Rename to ...
4459 (AVR_HAVE_MUL): ... new.
4460 (avr_enhanced_p): Rename to ...
4461 (avr_have_mul_p): ... new.
4462 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4463 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4464 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4465 (avr_have_mul_p): ... new.
4466 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4467 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4468 'avr_enhanced_p' and 'enhanced'.
4469 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4470 AVR_HAVE_MUL instead of AVR_ENHANCED.
4471 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4472 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4473 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4474 instead of AVR_ENHANCED.
4475 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4476 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4477 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4479 2007-01-17 Ian Lance Taylor <iant@google.com>
4481 * vec.h (VEC_reserve_exact): Define.
4482 (vec_gc_p_reserve_exact): Declare.
4483 (vec_gc_o_reserve_exact): Declare.
4484 (vec_heap_p_reserve_exact): Declare.
4485 (vec_heap_o_reserve_exact): Declare.
4486 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4488 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4490 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4491 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4492 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4493 * vec.c (calculate_allocation): Add exact parameter. Change all
4495 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4496 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4497 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4498 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4499 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4500 (vec_heap_p_reserve_exact): New function.
4501 (vec_heap_o_reserve_exact): New function.
4503 2007-01-17 Jan Hubicka <jh@suse.cz>
4505 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4507 2007-01-17 Eric Christopher <echristo@apple.com>
4509 * config.gcc: Support core2 processor.
4511 2007-01-16 Jan Hubicka <jh@suse.cz>
4513 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4514 the names, just unlink the chain so we don't crash on dangling pointers
4517 2007-01-16 Jan Hubicka <jh@suse.cz>
4519 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4520 * tree-pass.h: Reorder to make IPA passes appear toegher.
4521 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4522 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4523 parameters, do not call early inliner.
4524 * ipa-inline.c: Update comments. Include tree-flow.h
4525 (cgraph_decide_inlining): Do not compute inlining parameters.
4526 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4527 be called with function context set up.
4528 (pass_ipa_inline): Remove unreachable functions before pass.
4529 (cgraph_early_inlining): Simplify assuming to be called from the
4531 (pass_early_inline): New pass.
4532 (cgraph_gate_ipa_early_inlining): New gate.
4533 (pass_ipa_early_inline): Turn into simple wrapper.
4534 (compute_inline_parameters): New function.
4535 (gate_inline_passes): New gate.
4536 (pass_inline_parameters): New pass.
4537 (apply_inline): Move here from tree-optimize.c
4538 (pass_apply_inline): New pass.
4539 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4541 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4543 (tree_function_versioning): Do not allocate dummy struct function.
4544 * tree-inline.h (optimize_inline_calls): Update prototype.
4545 * tree-optimize.c (execute_fixup_cfg): Export.
4546 (pass_fixup_cfg): Remove
4547 (tree_rest_of_compilation): Do not apply inlines.
4548 * tree-flow.h (execute_fixup_cfg): Declare.
4549 * Makefile.in (gt-passes.c): New.
4550 * passes.c: Include gt-passes.h
4551 (init_optimization_passes): New passes.
4552 (nnodes, order): New static vars.
4553 (do_per_function_toporder): New function.
4554 (execute_one_pass): Dump current pass here.
4555 (execute_ipa_pass_list): Don't dump current pass here.
4557 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4559 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4560 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4562 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4564 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4565 (strong_alias): Define.
4566 (__gcc_qmul): Provide non-FMA for soft-float.
4572 (__gcc_qunord): New.
4582 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4583 soft-float functions.
4584 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4585 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4586 about long double soft float.
4588 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4589 Tehila Meyzels <tehila@il.ibm.com>
4591 * tree-vectorizer.h (is_pattern_stmt_p): New.
4592 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4593 formatting (tabs instead of spaces). Cleanup and clarify setting
4594 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4595 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4596 (vectorizable_type_demotion): Check that types are integral.
4597 (vectorizable_type_promotion): Likewise.
4598 (vectorizable_store): Fix typo. Eliminate new-line at end of
4601 2007-01-16 Jan Hubicka <jh@suse.cz>
4603 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4606 2007-01-15 Eric Christopher <echristo@apple.com>
4608 * ifcvt.c: Include vec.h, vecprim.h.
4609 (check_cond_move_block): New argument regs.
4610 Reorganize. Add registers used to regs.
4611 (cond_move_process_if_block): Use regs set above as
4614 2007-01-15 Eric Christopher <echristo@apple.com>
4616 * config/darwin.h: Update copyright.
4617 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4618 (LINK_COMMAND_SPEC): Add -u.
4619 (LINK_SPEC): Fix umbrella for above.
4621 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4623 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4626 2007-01-15 Tom Tromey <tromey@redhat.com>
4628 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4629 * doc/install.texi (Testing): Don't mention jacks.
4630 (Configuration): Document --enable-java-maintainer-mode. Move
4631 --with-java-home to libgcj-specific section. Document
4633 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4635 2007-01-15 Jan Hubicka <jh@suse.cz>
4637 * tree-ssa-dce.c (DCE_TODOs): New.
4638 (propagate_necessity): Return if something changed.
4639 (eliminate_unnecessary_stmts): Likewise.
4640 (perform_tree_ssa_dce): Return TODO flags when needed.
4641 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4643 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4645 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4646 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4647 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4648 patterns using X87MODEF12 mode macro. Extend operand 1
4649 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4650 (log10<mode>2): Ditto.
4651 (log2<mode>2): Ditto.
4652 (log1p<mode>2): Ditto.
4653 (logb<mode>2): Ditto.
4654 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4655 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4656 (*fxtractxf3_i387): Rename from *fxtractxf3.
4657 (fxtract_extend<mode>xf3_i387): New insn pattern.
4658 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4659 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4660 and gen_fyl2xxf3_i387().
4662 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4664 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4665 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4666 get_loop_exit_edges. Changed return type to bool.
4667 * cfgloop.h (fix_loop_placement): Declaration removed.
4669 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4671 * param.h (MIN_VECT_LOOP_BOUND): New.
4672 * params.def (MIN_VECT_LOOP_BOUND): New.
4673 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4674 argument - minimum threshold for number of iterations.
4675 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4676 argument to declaration.
4677 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4678 MIN_VECT_LOOP_BOUND.
4679 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4680 slpeel_tree_peel_loop_to_edge with additional argument.
4681 (vect_do_peeling_for_alignment): Likewise.
4682 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4684 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4687 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4690 2007-01-14 Jan Hubicka <jh@suse.cz>
4692 * tree-dfa.c (remove_referenced_var): New function.
4693 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4694 prune referenced vars list too.
4695 * tree-flow.h (remove_referenced_var): Declare.
4697 2007-01-14 Jan Hubicka <jh@suse.cz>
4699 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4701 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4702 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4703 * except.h (verify_eh_throw_table_statements): Kill prototype.
4704 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4705 into call exrepssions.
4706 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4708 * tree-cfg.c: Include pointer-set.h.
4709 (verify_node_sharing): Work on pointer set.
4710 (verify_eh_throw_stmt_node): New.
4711 (verify_stmts): Use pointers sets, verify throw_stmt.
4713 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4715 * ipa-reference.c (analyze_function): Consider also addresses taken
4718 2007-01-12 Roger Sayle <roger@eyesopen.com>
4720 * c-typeck.c (null_pointer_constant_p): Replace use of
4721 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4722 (build_c_cast): Likewise.
4724 2007-01-12 Roger Sayle <roger@eyesopen.com>
4726 * tree.h (force_fit_type_double): Remove unused final argument.
4727 * c-common.c (constant_expression_warning): Replace use of
4728 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4729 (convert_and_check): Likewise.
4730 (shorten_compare): Update call to force_fit_type_double.
4731 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4732 * convert.c (convert_to_pointer): Update call to
4733 force_fit_type_double.
4734 * fold-const.c (force_fit_type_double): Remove overflowed_const
4736 (int_const_binop, fold_convert_const_int_from_int,
4737 fold_convert_const_int_from_real, fold_div_compare,
4738 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4739 fold_abs_const, fold_not_const): Remove the final argument from
4740 calls to force_fit_type_double.
4742 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4744 * configure.ac: Set insn to "nop" for spu-*-* also.
4745 * configure: Regenerate.
4747 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4749 * builtins.def : Add BUILT_IN_FREE.
4751 2007-01-12 Jan Hubicka <jh@suse.cz>
4753 PR tree-optimization/30443
4754 * tree-inline.c (tree_function_versioning): Do not optimize when
4755 cloning for inlining.
4757 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
4759 * doc/loop.texi: Document recording of loop exits.
4760 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
4761 (update_single_exits_after_duplication,
4762 update_single_exit_for_duplicated_loop,
4763 update_single_exit_for_duplicated_loops): Removed.
4764 (duplicate_loop_to_header_edge): Do not call
4765 update_single_exits_after_duplication and
4766 update_single_exit_for_duplicated_loops.
4767 (loop_version): Do not update single_exit information.
4768 (fix_loop_structure): Use record_loop_exits instead of
4769 mark_single_exit_loops.
4770 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
4771 the lists of loop exits.
4772 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
4773 split_edge, merge_blocks): Update the lists of loop exits.
4774 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
4775 loop_optimizer_init.
4776 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
4777 of mark_single_exit_loops.
4778 (loop_optimizer_finalize): Call release_recorded_exits.
4779 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
4780 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
4781 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
4782 update single exit information.
4783 * lambda-code.c (perfect_nestify): Ditto.
4784 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
4785 (mark_single_exit_loops): Removed.
4786 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
4787 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
4788 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
4790 (get_loop_exit_edges, single_exit): Use recorded exit lists.
4791 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
4792 (verify_loop_structure): Verify consistency of the exit lists.
4793 (flow_loops_find): Use alloc_loop. Initialize exits hash.
4794 (set_single_exit): Removed.
4795 * cfgloop.h (struct loop_exit): New function.
4796 (struct loop): single_exit_ field replaced by exits field.
4797 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
4798 (struct loops): Added exits hash.
4799 (mark_single_exit_loops, set_single_exit): Declaration removed.
4800 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
4802 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4804 * doc/invoke.texi: Avoid use of @headitem.
4806 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4808 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
4810 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4812 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
4815 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4816 Richard Sandiford <richard@codesourcery.com>
4818 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
4819 * config/m68k/m68k.opt: Resort options.
4820 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
4822 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4823 Richard Sandiford <richard@codesourcery.com>
4825 * doc/invoke.texi: Document the macros that are defined by
4826 m68k's -mtune and -mhard-float options.
4827 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
4828 (m68k_cpp_cpu_family): Likewise.
4829 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
4830 of __ucfv*__ macros. Define __mcffpu__ if generating code for
4831 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
4832 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
4833 (m68k_cpp_cpu_family): Likewise.
4835 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4837 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
4838 macros besides mc68000 as tuning macros. Use a switch statement
4839 to set them and mcpu32.
4841 2007-01-12 Julian Brown <julian@codesourcery.com>
4843 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
4844 (TARGET_68040_ONLY): Rename to...
4845 (TARGET_68040): ...this.
4846 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
4847 * config/m68k/m68k.md: Likewise.
4849 2007-01-12 Julian Brown <julian@codesourcery.com>
4850 Nathan Sidwell <nathan@codesourcery.com>
4851 Richard Sandiford <richard@codesourcery.com>
4853 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
4854 the -mcpu= argument associated with the --with-cpu setting.
4855 Define M68K_DEFAULT_TUNE to the default -mtune= option,
4856 if different from the one implied by the -mcpu setting.
4857 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
4858 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
4859 * doc/invoke.texi: Mention ColdFire in the introduction to the
4860 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
4861 -mno-div and -mhard-float options. Make -m68881 a synonym for
4862 -mhard-float. Document the previously-undocumented -m5206e,
4863 -m528x, -m5307 and -m5407 options. Tweak the existing option
4864 documentation for consistency.
4865 * doc/install.texi: Mention new --with-cpu arguments.
4866 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
4867 default CPU if neither -mcpu nor -march are specified.
4868 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
4869 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
4870 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
4871 using m68k_tune to decide between families that implement the
4872 same ISA. Use m68k_tune to set __mcfv4e__.
4873 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
4874 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
4875 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
4876 (FL_ISA_C, FL_ISA_MMU): New macros.
4877 (MASK_COLDFIRE): Delete.
4878 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
4879 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
4880 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
4881 (TARGET_HARD_FLOAT): Do not define here.
4882 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
4883 (TUNE_68000): New macro.
4884 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
4885 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
4886 (TUNE_CFV2): Redefine in terms of m68k_tune.
4887 (uarch_type, target_device, fpu_type): New enums.
4888 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
4889 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
4890 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
4891 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
4892 (FL_FOR_isa_c): New macros.
4893 (m68k_isa): New enum.
4894 (m68k_target_selection): New structure.
4895 (all_devices, all_isas, all_microarchs): New tables.
4896 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
4897 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
4898 (MASK_ALL_CPU_BITS): Delete.
4899 (m68k_find_selection): New function.
4900 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
4901 Map the legacy target options to a combination of the new ones.
4902 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
4903 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
4904 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
4906 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
4907 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
4909 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
4910 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
4911 * config/m68k/m68k-devices.def: New file.
4913 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4914 Nathan Sidwell <nathan@codesourcery.com>
4916 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
4917 (SUBTARGET_EXTRA_SPECS): New macros.
4918 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
4919 use %(asm_cpu_spec) instead.
4920 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
4921 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
4922 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
4923 (EXTRA_SPECS): Rename to...
4924 (SUBTARGET_EXTRA_SPECS): ...this.
4926 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4927 Richard Sandiford <richard@codesourcery.com>
4928 Julian Brown <julian@codesourcery.com>
4930 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4931 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
4932 to the configuration's default CPU.
4933 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
4934 Remove default masks.
4935 (m680[012]0-*-*): Set the default with_cpu to the first part of
4937 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
4938 (m68k*-*-linux): Extend the --with-cpu handling to...
4939 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
4940 and m68010. Don't set target_cpu_default2.
4941 * doc/install.texi: Document --with-cpu for m68k.
4942 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
4943 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
4944 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
4945 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
4946 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
4947 (ASM_SPEC): Remove use of %(asm_cpu_default).
4948 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
4949 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
4950 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
4951 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
4952 __HAVE_FPU__ if TARGET_HARD_FLOAT.
4953 (TARGET_DEFAULT): Delete.
4954 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
4955 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
4956 (CPP_CPU_SPEC): Delete.
4957 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
4958 the appropriate string.
4959 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
4960 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
4961 (ASM_SPEC): Don't use %(asm_default_spec).
4962 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
4963 TARGET_DEFAULT and add MASK_68881.
4964 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
4966 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4968 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
4969 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
4970 MASK_68010 alongside MASK_68020.
4971 * doc/invoke.texi: Document -m68010.
4972 * config/m68k/m68k.opt (m68010): New.
4973 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
4975 (TUNE_68010): New macro.
4976 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
4977 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
4978 (M68K_CPU_m68332): Add MASK_68010.
4979 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
4980 fallback definition.
4981 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
4983 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
4984 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
4985 to all entries that use MASK_68020.
4986 (output_move_simode_const, output_move_himode, output_move_qimode)
4987 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
4988 instead of TARGET_68020 to select clr behavior. Remove comment
4989 about there being no TARGET_68010.
4990 * config/m68k/m68k.md: Likewise throughout.
4992 2007-01-12 Julian Brown <julian@codesourcery.com>
4994 * config/m68k/m68k.h (TARGET_ISAB): New macro.
4995 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
4996 * config/m68k/m68k.md: Likewise.
4998 2007-01-12 Julian Brown <julian@codesourcery.com>
5000 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5001 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5003 2007-01-12 Julian Brown <julian@codesourcery.com>
5005 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5006 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5007 * config/m68k/m68k.md: Likewise.
5009 2007-01-12 Julian Brown <julian@codesourcery.com>
5010 Richard Sandiford <richard@codesourcery.com>
5012 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5013 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5014 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5016 (TARGET_CPU32): Rename to...
5017 (TUNE_CPU32): ...this.
5018 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5019 (TUNE_CFV2): New macros.
5020 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5021 remove conditions that are implied by TARGET_68020.
5022 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5023 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5024 (m68k_output_function_epilogue): Likewise.
5025 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5026 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5027 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5028 non-68000 timings. Refactor multiplication and division costs.
5029 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5030 TUNE_CPU32 instead of TARGET_CPU32.
5031 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5032 and TUNE_68060 instead of TARGET_68060.
5033 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5034 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5036 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5037 && !TARGET_COLDFIRE" to choose between moveq and clr.
5038 Likewise in the unnamed movsf pattern.
5039 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5040 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5043 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5045 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5046 of tabbing before backslashes.
5048 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5050 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5051 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5052 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5054 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5056 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5057 find_interesting_uses_cond.
5058 (find_interesting_uses_cond): Use extract_cond_operands.
5059 (rewrite_use_compare): Use extract_cond_operands and
5060 force_gimple_operand_bsi. Do not call update_stmt.
5061 (determine_use_iv_cost_condition): Use extract_cond_operands.
5062 Return cheaper of using original bound and changing the exit bound.
5064 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5066 PR tree-optimization/29516
5067 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5068 most_expensive_mult_to_index, addr_to_parts,
5069 create_mem_ref, maybe_fold_tmr): Make the type of
5070 fields of TARGET_MEM_REF sizetype.
5071 (move_fixed_address_to_symbol, move_pointer_to_base):
5073 * tree.def (TARGET_MEM_REF): Add comment on types of
5076 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5078 * c-common.c (vector_types_convertible_p): Treat opaque types as
5079 always convertible if they have the same size, but not otherwise.
5081 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5083 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5084 Remove the b_unconditional field.
5085 (noce_try_sign_mask): Do not look at b_unconditional.
5086 (noce_process_if_block): Do not use merge_if_blocks. Update
5087 the CFG here. Do not set b_unconditional.
5088 (cond_move_process_if_block): Likewise.
5089 (find_cond_trap): Likewise.
5090 (check_cond_move_block): Require simple jump insns at the end
5093 2007-01-11 Jan Hubicka <jh@suse.cz>
5095 PR tree-optimization/1046
5096 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5097 when alias info is not ready.
5098 (pass_tail_recursion): Do not require aliasing.
5099 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5100 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5101 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5102 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5103 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5104 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5105 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5107 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5108 When aliasing is not build, mark statement as volatile.
5110 2007-01-11 Tom Tromey <tromey@redhat.com>
5112 PR preprocessor/15185, PR preprocessor/20989:
5113 * doc/cppopts.texi <-MT>: Update description of algorithm for
5114 computing default target.
5115 <-M, -MD>: Reword "basename" text.
5117 2007-01-11 Roger Sayle <roger@eyesopen.com>
5119 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5120 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5121 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5122 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5123 fold_builtin_bswap, real_constp, fold_builtin_pow,
5124 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5125 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5126 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5127 * convert.c (convert_to_pointer): Likewise.
5128 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5129 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5130 const_binop, fold_convert_const_int_from_int,
5131 fold_convert_const_int_from_real,
5132 fold_convert_const_real_from_real, sign_bit_p,
5133 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5134 fold_sign_changed_comparison, fold_unary, fold_comparison,
5135 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5136 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5137 * print-tree.c (print_node_brief, print_node): Likewise.
5138 * stor-layout.c (place_field, layout_type): Likewise.
5139 * tree-chrec.c (keep_cast): Likewise.
5140 * tree.c (build_vector, build_real, build_real_from_int_cst,
5141 build_complex): Likewise.
5143 2007-01-11 Roger Sayle <roger@eyesopen.com>
5145 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5146 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5148 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5150 * configure.ac (strict1_warn): Rename to strict_warn.
5151 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5152 cc_set_by_configure, quoted_cc_set_by_configure,
5153 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5154 all_boot_languages, all_stagestuff): Remove.
5155 (target_list): Remove bootstrap targets.
5156 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5157 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5158 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5159 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5160 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5161 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5162 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5163 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5164 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5165 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5166 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5167 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5168 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5169 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5170 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5171 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5172 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5173 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5174 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5175 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5176 (mostlyclean): Adjust.
5177 (clean, distclean): Don't mention bootstrap stuff.
5178 * configure: Regenerate.
5179 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5180 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5181 treelang/config-lang.in (stagestuff): Remove.
5182 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5183 stageprofile, stagefeedback, stagestuff): Remove mention.
5185 2007-01-11 Nick Clifton <nickc@redhat.com>
5187 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5189 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5190 (mcore_arith_K_S_operand): Run the test for the S constraint not
5191 the test for the M constraint.
5192 (mcore_addsub_operand): Do not accept integer values that are
5193 larger than 32 bits.
5194 * config/mcore/mcore.md: Remove unused constraints from split.
5195 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5197 (allocate_stack): Likewise.
5198 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5199 operands to 32 bits.
5200 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5202 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5203 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5204 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5205 mcore_output_bclri, mcore_output_andn, output_inline_const,
5206 mcore_output_move, mcore_output_movedouble): Likewise.
5207 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5208 (output_inline_const): Likewise.
5209 (output_inline_const): Fix format strings used in sprintf
5211 * config/mcore/mcore-protos.h: Update prototypes for changed
5212 functions in mcore.c.
5213 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5214 HOST_WIDE_INT and not int.
5215 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5216 CONST_OK_FOR_N): Likewise.
5217 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5218 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5221 2007-01-10 Jan Hubicka <jh@suse.cz>
5223 * tree-vrp.c (remove_range_assertions): Release defs.
5224 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5225 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5227 2007-01-10 Paul Brook <paul@codesourcery.com>
5229 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5230 * config/arm/arm.md (mulsi3subsi): New insn.
5232 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5234 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5235 (tree_transform_and_unroll_loop): New.
5236 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5239 2007-01-10 Robert Kennedy <jimbob@google.com>
5241 * fold-const.c (fold_comparison): Fold comparisons like (x *
5242 1000 < 0) to (x < 0).
5244 2007-01-10 Ian Lance Taylor <iant@google.com>
5246 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5247 operands have the same priority.
5249 2007-01-10 Tom Tromey <tromey@redhat.com>
5251 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5252 (fold_binary): Likewise.
5253 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5254 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5255 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5256 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5257 * langhooks.h (struct lang_hooks): Removed field
5258 'can_use_bit_fields_p'.
5260 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5262 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5264 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5266 * function.c (get_last_funcdef_no): New function.
5267 * function.h (get_last_funcdef_no): Declare.
5268 * tree-inline.c (initialize_cfun): Add initialization.
5269 (tree_function_versioning): Cleanup.
5271 2007-01-10 Jan Hubicka <jh@suse.cz>
5273 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5276 2007-01-10 Sa Liu <saliu@de.ibm.com>
5277 Ben Elliston <bje@au.ibm.com>
5279 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5280 for SAVE_NONLOCAL and Pmode for any other save level.
5281 * spu-protos.h (spu_restore_stack_block): Declare.
5282 * spu.md (save_stack_block): Remove.
5283 (restore_stack_block): Call spu_restore_stack_block.
5284 * spu.c (spu_restore_stack_block): New function.
5285 (spu_expand_epilogue): Remove old comment.
5287 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5289 PR tree-optimization/30322
5290 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5291 (cand_value_at): Return the value as aff_tree.
5292 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5293 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5294 aff_combination_mult): New functions.
5295 (aff_combination_add): Use aff_combination_add_cst.
5296 (aff_combination_convert): Allow conversions to a wider type.
5297 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5298 * tree-affine.h (aff_combination_mult): Declare.
5300 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5302 * doc/tm.texi: Update documentation to reflect reality of exec
5303 and start file search behaviours. Update copyright year.
5304 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5305 header file directories.
5307 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5309 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5310 (*cosxf2): Rename to cosxf2_i387.
5311 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5312 using X87MODEF12 mode macro. Rename patterns to
5313 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5315 (*cosdf2, *cossf2): Ditto.
5316 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5317 to match extended input operands.
5318 (sincos<mode>3): New expander.
5319 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5320 insn patterns and corresponding splitters.
5322 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5324 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5325 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5327 2007-01-09 Nicolas Pitre <nico@cam.org>
5330 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5332 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5334 * target.h (struct gcc_target): New field library_rtti_comdat.
5335 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5336 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5337 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5338 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5340 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5342 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5344 2007-01-08 Richard Guenther <rguenther@suse.de>
5346 * tree.h (force_fit_type_double): Export.
5347 (force_fit_type): Remove.
5348 * fold-const.c (force_fit_type_double): New function.
5349 (force_fit_type): Remove.
5350 (int_const_binop): Use it.
5351 (fold_convert_const_int_from_int): Likewise.
5352 (fold_convert_const_int_from_real): Likewise.
5353 (fold_div_compare): Likewise.
5354 (fold_sign_changed_comparison): Likewise.
5355 (fold_unary): Likewise.
5356 (fold_negate_const): Likewise.
5357 (fold_abs_const): Likewise.
5358 (fold_not_const): Likewise.
5359 * c-common.c (shorten_compare): Use force_fit_type_double.
5360 * convert.c (convert_to_pointer): Likewise.
5362 2007-01-08 Richard Guenther <rguenther@suse.de>
5364 * tree.h (build_int_cst_wide_type): Export.
5365 * tree.c (build_int_cst_wide_type): New function.
5366 (build_int_cst_wide): Fix comment.
5367 * builtins.c (fold_builtin_object_size): Use build_int_cst
5368 to build -1 or 0 of the correct type. Use fit_double_type
5369 to check for overflow.
5370 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5372 (decode_field_reference): Likewise.
5373 (all_ones_mask_p): Likewise.
5374 (native_interpret_int): Use build_int_cst_wide_type.
5375 (fold_binary): Use build_int_cst_type to build an all-ones
5377 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5379 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5381 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5383 2007-01-09 Ben Elliston <bje@au.ibm.com>
5385 * genautomata.c (STATS_OPTION): New option.
5386 (stats_flag): New flag.
5387 (gen_automata_option): Handle it.
5388 (initiate_automaton_gen): Ditto.
5389 (write_automata): Output statistics only if stats_flag is
5390 set. Likewise, output time statistics only if time_flag is set.
5391 * doc/md.texi (Processor pipeline description): Document new flag.
5393 2007-01-08 Richard Guenther <rguenther@suse.de>
5395 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5396 * tree.c (build_int_cst_type): Likewise.
5397 (size_in_bytes): Don't call force_fit_type on the result.
5398 (int_fits_type_p): Use fit_double_type.
5399 * fold-const.c (fit_double_type): New function.
5400 (force_fit_type): Use it.
5401 * tree.h (fit_double_type): Export.
5403 2007-01-08 Jan Hubicka <jh@suse.cz>
5405 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5406 * ipa.c (function_and_variable_visibility): Fix return type.
5408 2007-01-08 Richard Guenther <rguenther@suse.de>
5410 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5411 of offset to build the index.
5412 * tree-pretty-print.c (dump_generic_node): Don't build negated
5413 const just for printing.
5414 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5415 * builtins.c (fold_builtin_int_roundingfn): Check if result
5416 fits the type by using force_fit_type and comparing the result.
5417 * predict.c (predict_loops): Use compare_tree_int for comparison.
5418 * tree.c (build_int_cst): Fall back to integer_type_node for
5420 (build_int_cst_wide): Assert type is non-null.
5422 2007-01-08 Roberto Costa <roberto.costa@st.com>
5424 * tree-vrp.c (extract_range_from_cond_expr): New.
5425 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5426 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5428 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5429 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5430 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5431 used as expressions.
5432 * tree-object-size.c (cond_expr_object_size): New.
5433 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5435 2007-01-08 Jan Hubicka <jh@suse.cz>
5437 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5438 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5441 2007-01-08 Richard Guenther <rguenther@suse.de>
5443 PR tree-optimization/23603
5444 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5445 (extract_range_from_binary): Fall back to truthvalue instead of
5446 varying for TRUTH_*_EXPR.
5447 (extract_range_from_comparison): Fall back to truthvalue instead of
5449 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5450 if all visited PHI values were constant.
5452 2007-01-08 Jan Hubicka <jh@suse.cz>
5454 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5455 (cgraph_analyze_function): break out from ...
5456 (cgraph_finalize_compilation_unit): ... here.
5457 (cgraph_expand_function): Remove forgoten commented out line.
5458 (cgraph_optimize): Analyze functions.
5460 2007-01-08 Jan Hubicka <jh@suse.cz>
5462 * tree-pas.h (TODO_remove_function): New flag.
5463 (TODO_update*): Renumber.
5464 (pass_ipa_increase_alignment,
5465 pass_ipa_function_and_variable_visibility): New passes.
5466 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5467 (cgraph_function_and_variable_visibility): Move to ipa.c
5468 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5469 cgraph_increase_alignment.
5470 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5471 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5472 calling tree-inline.
5473 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5474 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5475 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5476 (gate_increase_alignment): New function.
5477 (pass_ipa_increase_alignment): New pass.
5478 * ipa.c: Inline tree-pass.h and timevar.h
5479 (function_and_variable_visibility): Move here from cgraphunit.c
5480 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5481 * passes.c (init_optimization_passes): Add the two new passes.
5482 (execute_todo): Handle cgraph_remove_functions.
5484 2007-01-08 Nick Clifton <nickc@redhat.com>
5486 * config/frv/predicates.md (reg_or_0_operand): Accept
5489 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5491 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5492 * config.gcc: Add bfin*-rtems*.
5494 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5496 * c.opt: Add -flax-vector-conversions.
5497 * c-typeck.c (convert_for_assignment): Pass flag to
5498 vector_types_convertible_p to allow emission of note.
5499 (digest_init): Likewise.
5500 * c-opts.c: Handle -flax-vector-conversions.
5501 * c-common.c (flag_lax_vector_conversions): New.
5502 (vector_types_convertible_p): Unless -flax-vector conversions
5503 has been passed, disallow conversions between vectors with
5504 differing numbers of subparts and/or element types. If such
5505 a conversion is disallowed, possibly emit a note on the first
5506 occasion only to inform the user of -flax-vector-conversions.
5507 The new last argument specifies this.
5508 * c-common.h (flag_lax_vector_conversions): New.
5509 (vector_types_convertible_p): Add extra argument.
5510 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5511 char_type_node for V*QI type vectors.
5512 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5513 Update to satisfy new typechecking rules.
5514 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5516 * doc/invoke.texi (C Dialect Options): Document
5517 -flax-vector-conversions.
5519 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5521 PR tree-optimization/29877
5522 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5523 a register variable on the RHS to not be replaceable.
5525 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5526 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5527 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5528 const_simm15, const_pow2, const_npow2): Added.
5529 * config/score/misc.md (insv, extv, extzv, movmemsi,
5530 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5531 * config/score/score.c (score_address_cost, score_select_cc_mode):
5533 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5534 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5535 Update score_print_operand.
5536 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5537 Adjust register allocate order and update some macro define.
5538 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5539 mdx_block_move_straight, mdx_block_move_loop_head,
5540 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5541 mdx_block_move): Added.
5542 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5543 mdp_limm): Updated and fix some bug and typo.
5544 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5545 (movsf, movdf, doloop_end): Added.
5547 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5549 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5550 config/arm/thumb2.md: Fix comment typos.
5551 * doc/extend.texi: Fix a typo.
5553 2007-01-07 Eric Christopher <echristo@apple.com>
5555 * configure.ac: Check for __stack_chk_fail for darwin.
5556 * configure: Regenerate.
5558 2007-01-07 Richard Guenther <rguenther@suse.de>
5560 * tree-vrp.c (extract_range_from_assert): CSE calls to
5561 compare_values where possible.
5562 (extract_range_from_unary_expr): Likewise.
5564 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5566 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5567 * config/avr/avr.c (call_insn_operand): Delete function.
5568 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5569 instead of register number. Use predicates.
5570 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5571 call_insn_operand): Add.
5573 2007-01-06 Jan Hubicka <jh@suse.cz>
5575 * tree-pass.h (pass_build_cgraph_edges): Declare.
5576 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5577 (visited_nodes): Remove.
5578 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5579 build_cgrpah_edges; make visited_nodes local.
5580 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5581 (record_references_in_initializer): Move to cgraphbuild.c
5582 (initialize_inline_failed, rebuild_cgraph_edges,
5583 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5584 (verify_cgraph_node): Make visited_nodes local.
5585 (cgraph_analyze_function): Do not call cgraph_create_edges and
5586 initialize_inline_failed.
5587 (cgraph_expand_function): Do not call cgraph_lower_function;
5588 assert that function is already lowered.
5589 * Makefile.in (cgraphbuild.o): New.
5590 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5591 at the end of lowering passes.
5593 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5595 * ifcvt.c (cond_move_convert_if_block): New function, code
5596 factored out from...
5597 (cond_move_process_if_block): ...here. Call the new function
5598 on the THEN and ELSE blocks.
5599 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5600 already takes care of this.
5602 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5605 * tree.h (TREE_OVERFLOW_P): New.
5606 * c-typeck.c (parser_build_unary_op): Warn only if result
5607 overflowed and operands did not.
5608 (parser_build_binary_op): Likewise.
5609 (convert_for_assignment): Remove redundant overflow_warning.
5610 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5612 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5614 * c-typeck.c (store_init_value): Split over two lines to follow
5615 the GNU coding style.
5617 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5619 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5620 __GXX_EXPERIMENTAL_CXX0X__.
5621 * doc/cpp.texi: Same.
5623 2007-01-05 Richard Guenther <rguenther@suse.de>
5626 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5627 with mismatched types. Instead explicitly build a
5628 conversion NOP_EXPR.
5630 2007-01-05 Ian Lance Taylor <iant@google.com>
5632 * c-common.c (decl_with_nonnull_addr_p): New function.
5633 (c_common_truthvalue_conversion): Call it.
5634 * c-typeck.c (build_binary_op): Likewise.
5635 * c-common.h (decl_with_nonnull_addr_p): Declare.
5637 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5640 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5643 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5645 * doc/install.texi (Final install): Document the fact that
5646 the GNAT runtime should not be stripped.
5648 2007-01-04 Jan Hubicka <jh@suse.cz>
5650 * tree-inline.c (fold_marked_statements): Update operand caches
5651 and EH after folding
5653 2007-01-04 Ian Lance Taylor <iant@google.com>
5655 * c-common.c (check_function_nonnull): Whitespace fix.
5657 2007-01-04 Jan Hubicka <jh@suse.cz>
5659 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5660 comitted older version of patch.
5661 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5662 function, celanup cfg and collect garbage.
5664 2007-01-04 Mike Stump <mrs@apple.com>
5666 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5669 2007-01-04 Eric Christopher <echristo@apple.com>
5671 * libgcc2.c (__bswapsi2): Use SItype.
5672 (__bswapdi2): Use DItype.
5673 * libgcc2.h: Update for above.
5675 2007-01-04 Paul Brook <paul@codesourcery.com>
5677 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5678 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5679 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5680 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5681 umulsi3_highpart): Make conditional on !arm_arch6.
5682 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5683 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5684 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5685 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5686 umulsi3_highpart_v6): New insns.
5688 2007-01-04 Roger Sayle <roger@eyesopen.com>
5690 * fold-const.c (fold_convert): When casting an expression to void,
5691 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5692 have a type. Instead of attempting to build a NOP_EXPR, return
5693 these "special" trees directly.
5695 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5697 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5698 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5699 rs6000_cost->fp not 0 as adjustment for outer NEG.
5701 2007-01-04 Jan Hubicka <jh@suse.cz>
5703 * cgraph.c (cgraph_release_function_body): New function.
5704 (cgraph_remove_node): Use it.
5705 * cgraph.h (cgraph_release_function_body): Declare.
5706 * cgraphunit.c (cgraph_expand_function): Use it.
5707 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5708 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5709 is initialized and while compilation of other function is running.
5710 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5711 statement CFG annotations from here to ...
5712 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5714 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5716 * cfgloop.h (enum li_flags): Make the constants powers of two.
5718 2007-01-04 Jan Hubicka <jh@suse.cz>
5720 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5722 (fold_marked_statements): New function.
5723 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5724 * tree-inline.h (copy_body_data): Add statements_to_fold.
5726 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5728 * config.gcc: Mention libgcc/config.host.
5729 * Makefile.in: Update comments mentioning libgcc.
5730 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5731 (all.cross, start.encap, rest.encap, rest.cross): Update
5732 dependencies for libgcc move.
5733 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5734 (clean-target, clean-target-libgcc): Delete.
5735 (srcdirify, GCC_EXTRA_PARTS): New macros.
5736 (libgcc-support, libgcc.mvars): New rules.
5737 (distclean): Remove mention of mklibgcc.
5738 (install): Don't reference INSTALL_LIBGCC.
5739 (install-common): Don't reference EXTRA_PARTS.
5740 (install-libgcc, install-multilib): Delete rules.
5741 * mklibgcc.in: Delete file.
5742 * doc/configfiles.texi: Don't mention mklibgcc.
5744 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5745 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5746 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5747 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5748 (mklibgcc, ldblspecs): Likewise.
5750 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5751 (posixpre.def): Use $(T).
5752 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5753 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5754 (SHLIB_LINK): Make dummy.
5755 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
5757 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
5759 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
5760 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
5761 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
5762 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
5764 * configure.ac (all_outputs): Remove mklibgcc.
5765 * configure: Regenerated.
5767 2007-01-03 Josh Conner <jconner@apple.com>
5770 * calls.c (compute_argument_addresses): Set stack and stack_slot
5771 for partial args, too.
5772 (store_one_arg): Use locate.size.constant for the size when
5773 generating a save_area.
5775 2007-01-03 Robert Kennedy <jimbob@google.com>
5777 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
5778 whose definitions are deleted due to basic block merging.
5780 2007-01-03 Paul Brook <paul@codesourcery.com>
5783 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
5785 (use_return_insn): Return 0 for Thumb interrupt functions.
5786 (print_multi_reg): Add rfe argument for IRQ returns.
5787 (arm_output_epilogue): Pop interrupt return address directly into PC.
5788 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
5790 2007-01-03 Paul Brook <paul@codesourcery.com>
5792 Merge from sourcerygxx-4_1.
5793 * config/arm/thumb2.md: New file.
5794 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
5796 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
5797 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5798 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
5799 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
5801 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5802 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
5804 * config/arm/ieee754-sf.S: Ditto.
5805 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
5806 (thumb1_base_register_rtx_p): ... to this.
5807 (thumb_index_register_rtx_p): Rename...
5808 (thumb1_index_register_rtx_p): ... to this.
5809 (thumb_output_function_prologue): Rename...
5810 (thumb1_output_function_prologue): ... to this.
5811 (thumb_legitimate_address_p): Rename...
5812 (thumb1_legitimate_address_p): ... to this.
5813 (thumb_rtx_costs): Rename...
5814 (thumb1_rtx_costs): ... to this.
5815 (thumb_compute_save_reg_mask): Rename...
5816 (thumb1_compute_save_reg_mask): ... to this.
5817 (thumb_final_prescan_insn): Rename...
5818 (thumb1_final_prescan_insn): ... to this.
5819 (thumb_expand_epilogue): Rename...
5820 (thumb1_expand_epilogue): ... to this.
5821 (arm_unwind_emit_stm): Rename...
5822 (arm_unwind_emit_sequence): ... to this.
5823 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
5824 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
5825 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
5826 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
5827 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
5828 thumb2_output_casesi): New functions.
5829 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
5830 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
5831 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
5832 THUMB2_WORK_REGS): Define.
5833 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
5834 arm_condexec_mask, arm_condexec_masklen)): New variables.
5835 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
5836 (arm_override_options): Check new CPU capabilities.
5837 Set new architecture flag variables.
5838 (arm_isr_value): Handle v7m interrupt functions.
5839 (user_return_insn): Return 0 for v7m interrupt functions. Handle
5841 (const_ok_for_arm): Handle Thumb-2 constants.
5842 (arm_gen_constant): Ditto. Use movw when available.
5843 (arm_function_ok_for_sibcall): Return false for v7m interrupt
5845 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
5846 (thumb_find_work_register, arm_load_pic_register,
5847 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
5848 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
5849 print_multi_reg, output_mov_long_double_fpa_from_arm,
5850 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
5851 output_mov_double_fpa_from_arm, output_move_double,
5852 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
5853 output_return_instruction, arm_output_function_prologue,
5854 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
5855 arm_output_mi_thunk, thumb_set_return_address): Ditto.
5856 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
5857 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
5858 (arithmetic_instr, shift_op): Use arm_shift_nmem.
5859 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
5861 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
5862 (thumb_expand_prologue): Use thumb_set_frame_pointer.
5863 (arm_file_start): Output directive for unified syntax.
5864 (arm_unwind_emit_set): Handle stack alignment instruction.
5865 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
5866 Add v6t2, v7, v7a, v7r and v7m.
5867 (RETLDM): Add Thumb-2 code.
5868 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
5869 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
5870 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
5871 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
5872 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
5873 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
5874 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
5875 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
5876 ADJUST_INSN_LENGTH): Define.
5877 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
5878 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
5879 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
5880 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
5881 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
5882 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
5883 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
5884 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
5885 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
5886 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
5887 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
5888 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
5889 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
5890 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
5891 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
5892 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
5893 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
5895 * config/arm/arm-tune.md: Regenerate.
5896 * config/arm/arm-protos.h: Update prototypes.
5897 * config/arm/vfp.md: Enable patterns for Thumb-2.
5898 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
5899 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
5900 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
5901 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
5902 * config/arm/libunwind.S: Add Thumb-2 code.
5903 * config/arm/constraints.md: Update include Thumb-2.
5904 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
5905 * config/arm/ieee754-df.S: Ditto.
5906 * config/arm/bpabi.S: Ditto.
5907 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
5908 * config/arm/predicates.md (low_register_operand,
5909 low_reg_or_int_operand, thumb_16bit_operator): New.
5910 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
5911 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
5912 * config/arm/t-arm-elf: Add armv7 multilib.
5913 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
5915 (UNSPEC_STACK_ALIGN, ce_count): New.
5916 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
5917 arm_zero_extendsidi2, arm_zero_extendqidi2): New
5919 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
5920 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
5921 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
5922 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
5923 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
5924 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
5926 * doc/extend.texi: Document ARMv7-M interrupt functions.
5927 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
5929 2007-01-03 Jakub Jelinek <jakub@redhat.com>
5931 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
5932 (struct _Unwind_Context): Rename args_size to flags, remove
5933 signal_frame field, add a new args_size field and version field.
5934 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
5935 _Unwind_IsExtendedContext): New inline functions.
5936 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
5937 Assume by_value array is only present if _Unwind_IsExtendedContext.
5938 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
5939 _Unwind_IsSignalFrame.
5940 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
5941 (uw_update_context_1): Use _Unwind_SetSignalFrame.
5942 (uw_init_context_1): Initialize context->flags to
5943 EXTENDED_CONTEXT_BIT.
5944 * config/rs6000/linux-unwind.h (frob_update_context): Use
5945 _Unwind_SetSignalFrame.
5947 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5950 * gimplify.c (gimplify_modify_expr_complex_part): Move below
5951 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
5954 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
5956 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
5957 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
5958 RET, AT_SP): Remove.
5959 * config/i386/i386.md (*sse_prologue_save_insn): Use return
5962 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5963 * cfgbuild.c (find_basic_blocks): Likewise.
5964 * cfgrtl.c (rtl_create_basic_block): Likewise.
5965 * function.c (temp_slots_at_level): Likewise.
5966 * reg-stack.c (stack_regs_mentioned): Likewise.
5967 * regclass.c (allocate_reg_info): Likewise.
5968 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5969 set_bb_for_stmt, move_block_to_fn): Likewise.
5970 * tree-complex.c (tree_lower_complex): Likewise.
5971 * vec.h (VEC_safe_grow_cleared): New.
5973 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
5975 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
5977 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
5978 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
5980 * cfgloopmanip.c (scale_loop_frequencies): Export.
5981 (loopify): Scale the frequencies by prescribed coefficients.
5982 (set_zero_probability): New function.
5983 (duplicate_loop_to_header_edge): Improve updating of frequencies.
5984 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
5985 and frequencies according to arguments.
5986 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
5988 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
5989 * modulo-sched.c (sms_schedule): Set probabilities for entering
5990 versioned loop correctly.
5991 * tree-vect-transform.c (vect_transform_loop): Ditto.
5992 * cfgloop.h (loopify, loop_version): Declaration changed.
5993 (scale_loop_frequencies): Declared.
5995 2007-01-02 Jan Hubicka <jh@suse.cz>
5997 * cgraph.c: Include tree-flow.h
5998 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6000 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6001 * tree-pass.h (pass_all_early_optimizations): Declare.
6002 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6004 (cgraph_analyze_function): Do early_local_passes.
6005 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6006 Do not add referenced vars.
6007 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6009 (gate_all_early_local_passes): New gate.
6010 (pass_early_local_passes): Use new gate.
6011 (execute_early_local_optimizations): New functions.
6012 (gate_all_early_optimizations): New gate.
6013 (pass_all_early_optimizations): New pass.
6014 (execute_free_datastructures): Free SSA only when initialized.
6015 (gate_init_datastructures): Init only when optimizing.
6016 (tree_lowering_passes): Do early local passes when called late.
6017 * tree-profile.c (do_tree_profiling): Don't profile functions added
6019 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6020 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6022 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6023 during early_local_passes.
6024 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6027 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6029 * Makefile.in: Update copyright year.
6031 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6033 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6034 in $(lang_checks) and check-consistency targets.
6036 2007-01-02 Jan Hubicka <jh@suse.cz>
6038 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6039 Do not add referenced vars.
6040 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6042 * passes.c (init_optimization_passes): Put mudflap_2 after
6043 free_datastructures.
6045 2007-01-02 Jan Hubicka <jh@suse.cz>
6047 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6048 Set NOTHROW flag on call statements proved to be nothrow.
6049 Update statement of local calls so new pure/const functions are
6050 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6052 (tree_rest_of_compilation): Register hooks and initialize bitmap
6053 early. Do not set after_inlining flag.
6055 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6057 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6058 HOST_BITS_PER_LONGLONG
6060 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6063 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6064 warning for non-static initializers.
6066 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6068 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6069 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6070 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6071 Always use set_unique_reg_note to add REG_EQUAL notes.
6073 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6076 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6078 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6079 * cfgbuild.c (find_basic_blocks): Likewise.
6080 * cfgrtl.c (rtl_create_basic_block): Likewise.
6081 * function.c (temp_slots_at_level): Likewise.
6082 * reg-stack.c (stack_regs_mentioned): Likewise.
6083 * regclass.c (allocate_reg_info): Likewise.
6084 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6085 set_bb_for_stmt, move_block_to_fn): Likewise.
6086 * tree-complex.c (tree_lower_complex): Likewise.
6087 * vec.h (VEC_safe_grow_cleared): New.
6089 2007-01-02 Ian Lance Taylor <iant@google.com>
6091 * c-common.c (c_common_truthvalue_conversion): When warning about
6092 using an assignment as a truth value, set TREE_NO_WARNING.
6094 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6097 * c.opt (Wold-style-declaration): New.
6098 * doc/invoke.texi (C-only Warning Options): New.
6099 (Wold-style-declaration): Document it.
6100 (Wextra): Enabled by -Wextra.
6101 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6102 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6103 -Wold-style-declaration.
6105 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6107 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6108 * cfgbuild.c (find_basic_blocks): Likewise.
6109 * cfgrtl.c (rtl_create_basic_block): Likewise.
6110 * function.c (temp_slots_at_level): Likewise.
6111 * reg-stack.c (stack_regs_mentioned): Likewise.
6112 * regclass.c (allocate_reg_info): Likewise.
6113 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6114 set_bb_for_stmt, move_block_to_fn): Likewise.
6115 * tree-complex.c (tree_lower_complex): Likewise.
6116 * vec.h (VEC_safe_grow_cleared): New.
6118 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6120 * c-common.c (c_common_nodes_and_builtins): Since variants of
6121 void_type_node get built before it is given a name, we need to
6122 give those variants the name, too.
6123 (complete_array_type): We need to work with the canonical main
6124 type of the array, from which we will build the qualified version.
6125 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6126 * print-tree.c (print_node): Display canonical type information
6128 * stor-layout.c (layout_type): When we don't know the
6129 alignment of a type for which we're building an array, we end up
6130 guessing wrong, so make the type require structural equality.
6131 * tree.c (make_node_stat): When we build a new type, it is its
6133 (build_type_attribute_qual_variant): When building an attribute
6134 variant, its canonical type is the non-attribute variant. However,
6135 if the attributes are target-dependent and they differ, we need to
6136 use structural equality checks for this type.
6137 (build_qualified_type): A qualified type is not equivalent to its
6138 unqualified variant; set the canonical type appropriately.
6139 (build_distinct_type_copy): When building a distinct type from
6140 another type, the new type is its own canonical type.
6141 (build_variant_type_copy): When building a new type variant, we
6142 assume that it is equivalent to the original type.
6143 (build_pointer_type_for_mode): When building a pointer type, also
6144 build a canonical type pointer.
6145 (build_reference_type_for_mode): When building a reference type,
6146 also build a canonical type reference.
6147 (build_index_type): When we can't hash an index type (e.g.,
6148 because its maximum value is negative), the index type requires
6149 structural equality tests.
6150 (build_array_type): Build the canonical form of an array type.
6151 (build_function_type): Function types require structural equality,
6152 because they contain default arguments, attributes, etc.
6153 (build_method_type_directly): Ditto for method types.
6154 (build_offset_type): Build the canonical offset type.
6155 (build_complex_type): Build the canonical vector type.
6156 (make_vector_type): Build the canonical vector type.
6157 * tree.h (TYPE_CANONICAL): New.
6158 (TYPE_STRUCTURAL_EQUALITY_P): New.
6159 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6160 (struct tree_type): Added "canonical" field.
6161 * params.h (VERIFY_CANONICAL_TYPES): New.
6162 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6163 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6164 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6165 * doc/invoke.texi (verify-canonical-types): Document --param
6166 parameter for verifying canonical types.
6168 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6170 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6171 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6172 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6173 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6175 * config/rs6000/e500.h: New.
6176 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6177 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6179 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6180 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6181 TARGET_E500_DOUBLE): Remove.
6182 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6183 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6184 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6185 * config/rs6000/rs6000.c (rs6000_override_options): Use
6188 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6190 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6191 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6192 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6193 rs6000_emit_cmove): Don't check TARGET_E500.
6194 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6195 sordered): Don't check TARGET_E500.
6197 2007-01-01 Eric Christopher <echristo@apple.com>
6199 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6200 HARD_REGISTER_NUM_P.
6202 2007-01-01 Roger Sayle <roger@eyesopen.com>
6204 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6205 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6206 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6209 2007-01-01 Mike Stump <mrs@apple.com>
6211 * configure.ac: Remove support for building with Apple's gcc-3.1.
6213 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6216 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6217 REG is a hard register. Do not modify REG before calling
6219 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6220 multiple of the size of YMODE for certain lowpart cases.
6222 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6225 * gimplify (voidify_wrapper_expr): Update for
6228 2007-01-01 Andreas Schwab <schwab@suse.de>
6231 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6232 save of BR0 in extra_spill_size instead of spill_size.
6233 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6235 (ia64_expand_epilogue): Restore BR0 from its new location.
6237 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6239 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6240 Use a temporary variable if the left hand side is not a gimple
6243 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6245 * gimplify.c (gimplify_return_expr): Make the temporary variable
6246 for the return expression, a gimple register variable.
6248 2007-01-01 Jan Hubicka <jh@suse.cz>
6250 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6253 2007-01-01 Mike Stump <mrs@apple.com>
6255 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6257 * config/darwin.c (machopic_select_rtx_section): Use
6259 (darwin_mergeable_constant_section): Likewise.
6260 * configure: Regenerate.
6261 * config.in: Regenerate.
6263 2007-01-01 Jan Hubicka <jh@suse.cz>
6264 Andrew Pinski <pinskia@gmail.com>
6266 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6267 before starting IPA passes.