1 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
4 (cris_print_index, cris_print_operand, cris_print_operand_address)
5 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
6 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
7 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
9 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
10 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
11 GO_IF_LEGITIMATE_ADDRESS): Ditto.
12 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
14 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
15 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
16 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
17 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
18 (uminsi3, call, call_value): Ditto.
19 (define_split: indir_to_reg_split, unnamed): Ditto.
21 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
23 PR tree-optimization/30975
24 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
27 2007-02-18 Eric Christopher <echristo@gmail.com>
29 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
30 Remove use of arglist.
31 (mips_expand_builtin): Remove use of arglist, pass in expr.
32 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
33 (mips_expand_builtin_movtf): Ditto.
34 (mips_expand_builtin_compare): Ditto.
36 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
38 * tree-sra.c (sra_build_assignment): Replace assertion
39 checking with a comment explaining why it can't be done.
41 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
44 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
45 during CALL_EXPR representation conversion.
46 * tree-ssa-propagate.c (set_rhs): Likewise.
48 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
50 * tree-sra.c (sra_build_assignment): Disable assertion checking
53 2007-02-18 Roger Sayle <roger@eyesopen.com>
55 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
56 instead of calling build2 with a GIMPLE_MODIFY_STMT.
57 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
59 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
60 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
61 gimplify_init_ctor_eval_range, gimple_push_cleanup,
62 gimplify_omp_for, gimplify_omp_atomic_pipeline,
63 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
64 force_gimple_operand): Likewise.
65 * ipa-cp.c (constant_val_insert): Likewise.
66 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
67 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
68 perfect_nestify): Likewise.
69 * langhooks.c (lhd_omp_assignment): Likewise.
70 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
71 lower_copyprivate_clauses, lower_send_clauses,
72 lower_send_shared_vars, expand_parallel_call,
73 expand_omp_for_generic, expand_omp_for_static_nochunk,
74 expand_omp_for_static_chunk, expand_omp_sections,
75 lower_omp_single_copy, lower_omp_for_lastprivate,
76 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
77 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
78 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
81 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
83 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
84 config/sh/sh.md: Follow spelling conventions.
86 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
87 config/frv/predicates.md: Follow spelling conventions.
89 * config/m68k/linux-unwind.h: Fix a comment typo.
90 * target.h: Follow spelling conventions.
92 2007-02-18 Roger Sayle <roger@eyesopen.com>
94 PR rtl-optimization/28173
95 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
96 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
97 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
98 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
99 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
101 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
103 * builtins.c (fold_builtin_load_exponent): New.
104 (fold_builtin_2): Use it.
106 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
108 PR rtl-optimization/30773
109 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
110 if we fail to attach a REG_EQUIV note.
112 2007-02-18 David Edelsohn <edelsohn@gnu.org>
113 Roger Sayle <roger@eyesopen.com>
115 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
117 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
119 * calls.c (initialize_argument_information): Pass original EXP
120 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
121 code to split complex arguments here, as part of initializing the
123 (expand_call): Remove code that builds a list of arguments and
124 inserts implicit arguments into it. Instead, just count how many
125 implicit arguments there will be so we can determine the size of
126 the ARGS array, and let initialize_argument_information do the work.
127 (split_complex_values): Delete unused function.
129 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
131 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
133 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
135 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
136 for arg pointer based indexed addressing.
138 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
140 * config/ia64/ia64.h, config/ia64/ia64.md,
141 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
142 spelling conventions.
144 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
146 * config/m68k/m68k.c (split_di): New.
147 * config/m68k/m68k-protos.h: Declare split_di.
148 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
149 Improve predicate handling and split constant shifts.
151 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
153 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
154 parameter for register bitfield operations, general predicates
157 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
159 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
160 * config/m68k/linux-unwind.h: New file.
162 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
164 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
165 config/i386/athlon.md, config/ia64/ia64.md,
166 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
167 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
168 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
169 tree-ssa-loop-niter.c, tree-vect-analyze.c,
170 tree-vect-transform.c: Fix comment typos.
172 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
174 * sched-deps.c (find_insn_list): Remove.
175 * sched-int.h: Remove the prototype for find_insn_list.
177 2007-02-16 Geoffrey Keating <geoffk@apple.com>
179 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
181 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
182 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
183 darwin_rs6000_override_options.
184 (C_COMMON_OVERRIDE_OPTIONS): Expect
185 darwin_macosx_version_min to be non-NULL always.
186 (TARGET_C99_FUNCTIONS): Likewise.
187 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
188 (DARWIN_MINVERSION_SPEC): New.
189 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
190 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
192 (DARWIN_MINVERSION_SPEC): New.
193 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
195 * config/darwin-c.c (darwin_cpp_builtins): Expect
196 darwin_macosx_version_min to be non-NULL always.
198 * config/rs6000/rs6000.c: Clean up trailing whitespace.
200 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
202 * config/i386/i386.h (x86_use_xchgb): New.
203 (TARGET_USE_XCHGB): New macro.
204 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
205 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
206 Split after reload into bswaphi for shifts of 8.
207 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
208 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
209 or when optimizing for size.
211 2007-02-16 Richard Guenther <rguenther@suse.de>
212 Christian Bruel <christian.bruel@st.com>
214 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
215 DECLs but prefer SSA_NAMEs over DECLs.
217 2007-02-16 Richard Guenther <rguenther@suse.de>
219 * tree-flow-inline.h (single_imm_use_p): Remove.
220 (zero_imm_uses_p): Likewise.
221 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
222 instead of single_imm_use_p.
223 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
226 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
229 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
230 nested double- and backquotes.
232 2007-02-15 Roger Sayle <roger@eyesopen.com>
235 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
236 should be unreachable.
237 (build2_stat): Allow construction of MODIFY_EXPR at any time.
238 For the time being redirect GIMPLE_MODIFY_STMT to the new
239 (renamed) build_gimple_modify_stmt_stat.
240 (build2_gimple_stat): Rename to...
241 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
242 Always build a GIMPLE_MODIFY_STMT node.
243 * tree.h (build2_gimple, build2_gimple_stat): Delete.
244 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
247 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
248 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
249 * tree-complex.c (set_component_ssa_name, expand_complex_move,
250 expand_complex_div_wide): Likewise.
251 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
252 * tree-ssa-loop-im.c (schedule_sm): Likewise.
253 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
254 * tree-ssa-loop-manip.c (create_iv): Likewise.
255 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
256 abs_replacement): Likewise.
257 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
258 realify_fake_stores): Likewise.
260 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
261 node rather than a GIMPLE_MODIFY_STMT node.
262 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
263 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
265 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
266 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
269 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
272 * fold-const.c (fold_comparison): Add back the
273 folding of constant complex comparisions.
275 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
278 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
279 effects unknown to this function, return early.
281 2007-02-15 Ian Lance Taylor <iant@google.com>
283 * lower-subreg.c (move_eh_region_note): New static function.
284 (resolve_simple_move): Call it.
285 (decompose_multiword_subregs): Track blocks for which we resolve a
286 simple move which is also a control flow insn. Pass them to
287 find_many_sub_basic_blocks.
288 (pass_lower_subreg): Add TODO_verify_flow.
289 (pass_lower_subreg2): Likewise.
291 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
292 Brooks Moses <brooks.moses@codesourcery.com>
293 Lee Millward <lee.millward@codesourcery.com>
295 * tree.h (enum tree_code_class): Add tcc_vl_exp.
296 (VL_EXP_CLASS_P): New.
297 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
299 (TREE_OPERAND_CHECK_CODE): Likewise.
300 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
301 (TREE_RTL_OPERAND_CHECK): Likewise.
302 (tree_operand_check_failed): Make second parameter the whole tree
303 instead of its code. Fixed callers.
305 (TREE_OPERAND_LENGTH): New.
306 (VL_EXP_OPERAND_LENGTH): New.
308 (CALL_EXPR_STATIC_CHAIN): New.
309 (CALL_EXPR_ARGS): New.
310 (CALL_EXPR_ARG): New.
311 (call_expr_nargs): New.
312 (CALL_EXPR_ARGP): New.
313 (build_nt_call_list): Declare.
314 (build_vl_exp_stat): Declare.
316 (build_call_list): Declare.
317 (build_call_nary): Declare.
318 (build_call_valist): Declare.
319 (build_call_array): Declare.
320 (call_expr_arg): Declare.
321 (call_expr_argp): Declare.
322 (call_expr_arglist): Declare.
323 (fold_build_call_list): Declare.
324 (fold_build_call_list_initializer): Declare.
325 (fold_call_expr): Declare to replace fold_builtin.
326 (fold_builtin_fputs): Update to agree with modified definition.
327 (fold_builtin_strcpy): Likewise.
328 (fold_builtin_strncpy): Likewise.
329 (fold_builtin_memory_chk): Likewise.
330 (fold_builtin_stxcpy_chk): Likewise.
331 (fold_builtin_strncpy_chk): Likewise.
332 (fold_builtin_next_arg): Likewise.
333 (fold_build_call_expr): Declare.
334 (fold_builtin_call_list): Declare.
335 (fold_builtin_call_valist): Declare.
336 (build_call_expr): Declare.
337 (validate_arglist): Update to agree with modified definition.
338 (tree_operand_length): New.
339 (call_expr_arg_iterator): New.
340 (init_call_expr_arg_iterator): New.
341 (next_call_expr_arg): New.
342 (first_call_expr_arg): New.
343 (more_call_expr_args_p): New.
344 (FOR_EACH_CALL_EXPR_ARG): New.
346 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
348 (tree_code_size): Update documentation. Use sizeof (tree) rather
349 than sizeof (char *).
350 (tree_size): Likewise. Add case for tcc_vl_exp.
351 (tree_node_structure): Add case for tcc_vl_exp.
352 (contains_placeholder_p): Likewise.
353 (substitute_in_expr): Likewise.
354 (substitute_placeholder_in_expr): Likewise.
355 (stabilize_reference_1): Likewise.
356 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
357 to diagnose breakage of this interface for constructing CALL_EXPRs.
358 (build_nt): Add similar assertion here.
359 (build_nt_call_list): New.
360 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
361 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
363 (get_callee_fndecl): Use new CALL_EXPR accessors.
364 (tree_operand_check_failed): Change parameters to pass entire node
365 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
366 (process_call_operands): New.
367 (build_vl_exp_stat): New.
368 (build_call_list): New.
369 (build_call_nary): New.
370 (build_call_valist): New.
371 (build_call_array): New.
372 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
373 (call_expr_arglist): New.
375 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
376 tcc_vl_exp instead of a fixed-size tcc_expression.
378 * doc/c-tree.texi (CALL_EXPR): Document new representation and
379 accessors for CALL_EXPRs.
380 (AGGR_INIT_EXPR): Likewise.
382 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
383 Brooks Moses <brooks.moses@codesourcery.com>
384 Lee Millward <lee.millward@codesourcery.com>
386 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
387 (expand_builtin_nonlocal_goto): Change parameter to be entire
388 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
389 (expand_builtin_prefetch): Likewise.
390 (expand_builtin_classify_type): Likewise.
391 (mathfn_built_in): Return NULL_TREE instead of 0.
392 (expand_errno_check): Use new CALL_EXPR accessors.
393 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
394 Return NULL_RTX instead of 0.
395 (expand_builtin_mathfn_2): Likewise.
396 (expand_builtin_mathfn_3): Likewise.
397 (expand_builtin_interclass_mathfn): Likewise.
398 (expand_builtin_sincos): Likewise.
399 (expand_builtin_cexpi): Likewise.
400 (expand_builtin_int_roundingfn): Likewise.
401 (expand_builtin_int_roundingfn_2): Likewise.
402 (expand_builtin_pow): Likewise.
403 (expand_builtin_powi): Likewise.
404 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
405 of arglist, fixing callers appropriately. Use new CALL_EXPR
406 accessors and constructors. Return NULL_RTX instead of 0.
407 (expand_builtin_strstr): Likewise.
408 (expand_builtin_strchr): Likewise.
409 (expand_builtin_strrchr): Likewise.
410 (expand_builtin_strpbrk): Likewise.
411 (expand_builtin_memcpy): Likewise.
412 (expand_builtin_mempcpy): Likewise.
413 (expand_builtin_mempcpy_args): New.
414 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
415 (expand_builtin_memmove_args): New.
416 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
417 (expand_movstr): Likewise.
418 (expand_builtin_strcpy): Likewise.
419 (expand_builtin_strcpy_args): New.
420 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
421 (expand_builtin_strncpy): Likewise.
422 (expand_builtin_memset): Likewise.
423 (expand_builtin_memset_args): New.
424 (expand_builtin_bzero): Similarly to expand_builtin_memset.
425 (expand_builtin_memcmp): Likewise.
426 (expand_builtin_strcmp): Likewise.
427 (expand_builtin_strncmp): Likewise.
428 (expand_builtin_strcat): Likewise.
429 (expand_builtin_strncat): Likewise.
430 (expand_builtin_strspn): Likewise.
431 (expand_builtin_strcspn): Likewise.
432 (expand_builtin_args_info): Likewise.
433 (expand_builtin_va_start): Likewise.
434 (gimplify_va_arg_expr): Likewise.
435 (expand_builtin_va_end): Likewise.
436 (expand_builtin_va_copy): Likewise.
437 (expand_builtin_frame_address): Likewise.
438 (expand_builtin_alloca): Likewise.
439 (expand_builtin_bswap): Likewise.
440 (expand_builtin_unop): Likewise.
441 (expand_builtin_fputs): Likewise.
442 (expand_builtin_expect): Likewise.
443 (expand_builtin_fabs): Likewise.
444 (expand_builtin_copysign): Likewise.
445 (expand_builtin_printf): Likewise.
446 (expand_builtin_fprintf): Likewise.
447 (expand_builtin_sprintf): Likewise.
448 (expand_builtin_init_trampoline): Likewise.
449 (expand_builtin_signbit): Likewise.
450 (expand_builtin_fork_or_exec): Likewise.
451 (expand_builtin_sync_operation): Likewise.
452 (expand_builtin_compare_and_swap): Likewise.
453 (expand_builtin_lock_test_and_set): Likewise.
454 (expand_builtin_lock_release): Likewise.
455 (expand_builtin): Likewise.
456 (builtin_mathfn_code): Likewise.
458 (fold_builtin_constant_p): Pass call arguments individually instead
459 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
460 accessors and constructors. Return NULL_TREE instead of 0.
461 (fold_builtin_expect): Likewise.
462 (fold_builtin_classify_type): Likewise.
463 (fold_builtin_strlen): Likewise.
464 (fold_builtin_nan): Likewise.
465 (integer_valued_real_p): Likewise.
466 (fold_trunc_transparent_mathfn): Likewise.
467 (fold_fixed_mathfn): Likewise.
468 (fold_builtin_cabs): Likewise.
469 (fold_builtin_sqrt): Likewise.
470 (fold_builtin_cbrt): Likewise.
471 (fold_builtin_cos): Likewise.
472 (fold_builtin_cosh): Likewise.
473 (fold_builtin_tan): Likewise.
474 (fold_builtin_sincos): Likewise.
475 (fold_builtin_cexp): Likewise.
476 (fold_builtin_trunc): Likewise.
477 (fold_builtin_floor): Likewise.
478 (fold_builtin_ceil): Likewise.
479 (fold_builtin_round): Likewise.
480 (fold_builtin_int_roundingfn): Likewise.
481 (fold_builtin_bitop): Likewise.
482 (fold_builtin_bswap): Likewise.
483 (fold_builtin_logarithm): Likewise.
484 (fold_builtin_hypot): Likewise.
485 (fold_builtin_pow): Likewise.
486 (fold_builtin_powi): Likewise.
487 (fold_builtin_exponent): Likewise.
488 (fold_builtin_memset): Likewise.
489 (fold_builtin_bzero): Likewise.
490 (fold_builtin_memory_op): Likewise.
491 (fold_builtin_bcopy): Deleted; call site changed to invoke
492 fold_builtin_memory_op directly.
493 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
494 (fold_builtin_strncpy): Likewise.
495 (fold_builtin_memcmp): Likewise.
496 (fold_builtin_strcmp): Likewise.
497 (fold_builtin_strncmp): Likewise.
498 (fold_builtin_signbit): Likewise.
499 (fold_builtin_copysign): Likewise.
500 (fold_builtin_isascii): Likewise.
501 (fold_builtin_toascii): Likewise.
502 (fold_builtin_isdigit): Likewise.
503 (fold_builtin_fabs): Likewise.
504 (fold_builtin_abs): Likewise.
505 (fold_builtin_fmin_fmax): Likewise.
506 (fold_builtin_carg): Likewise.
507 (fold_builtin_classify): Likewise.
508 (fold_builtin_unordered_cmp): Likewise.
510 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
511 New functions split out from fold_builtin_1.
512 (fold_builtin_n): New.
513 (fold_builtin_varargs): New.
514 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
516 (fold_call_expr): New.
517 (build_function_call_expr): Rewrite to use new helper function.
518 (fold_builtin_call_list): New.
519 (build_call_expr): New.
520 (fold_builtin_call_valist): New.
521 (rewrite_call_expr): New.
523 (validate_arglist): Change parameter to be entire CALL_EXPR instead
524 of an arglist. Change return type to bool. Use new CALL_EXPR
527 (fold_builtin_strstr): Pass call arguments individually instead
528 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
529 accessors and constructors. Return NULL_TREE instead of 0.
530 (fold_builtin_strchr): Likewise.
531 (fold_builtin_strrchr): Likewise.
532 (fold_builtin_strpbrk): Likewise.
533 (fold_builtin_strcat): Likewise.
534 (fold_builtin_strncat): Likewise.
535 (fold_builtin_strspn): Likewise.
536 (fold_builtin_strcspn): Likewise.
537 (fold_builtin_fputs): Likewise.
538 (fold_builtin_next_arg): Likewise.
539 (fold_builtin_sprintf): Likewise.
541 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
542 NULL_RTX instead of 0.
543 (expand_builtin_memory_chk): Likewise.
544 (maybe_emit_chk_warning): Likewise.
545 (maybe_emit_sprintf_chk_warning): Likewise.
547 (fold_builtin_object_size): Pass call arguments individually instead
548 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
549 accessors and constructors. Return NULL_TREE instead of 0.
550 (fold_builtin_memory_chk): Likewise.
551 (fold_builtin_stxcpy_chk): Likewise.
552 (fold_builtin_strncpy_chk): Likewise.
553 (fold_builtin_strcat_chk): Likewise.
554 (fold_builtin_strcat_chk): Likewise.
555 (fold_builtin_strncat_chk): Likewise.
556 (fold_builtin_sprintf_chk): Likewise.
557 (fold_builtin_snprintf_chk): Likewise.
558 (fold_builtin_printf): Likewise.
559 (fold_builtin_vprintf): Likewise.
561 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
563 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
564 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
565 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
566 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
567 (fold_unary): Likewise.
568 (fold_binary): Likewise.
569 (fold_ternary): Remove CALL_EXPR case, since they are no longer
571 (fold): Add logic for tcc_vl_exp.
572 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
573 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
574 (fold_build3_stat): Add assertion to flag broken interface for
575 constructing CALL_EXPRs.
576 (fold_build_call_list): New.
577 (fold_build_call_list_initializer): New.
578 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
580 (fold_strip_sign_ops): Likewise.
582 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
583 Brooks Moses <brooks.moses@codesourcery.com>
584 Lee Millward <lee.millward@codesourcery.com>
586 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
587 accessors and dump arguments explicitly.
589 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
591 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
593 (print_call_name): Use new CALL_EXPR accessors.
595 * print-tree.c (print_node): Add case tcc_vl_exp. Print
596 CALL_EXPR arguments explicitly instead of as a list. Use
597 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
599 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
600 (vrp_visit_stmt): Likewise.
602 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
603 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
605 (force_move_till_expr): Likewise.
607 * targhooks.c (default_external_stack_protect_fail): Use
608 build_call_expr instead of build_function_call_expr.
609 (default_hidden_stack_protect_fail): Likewise.
611 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
614 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
615 and walk arguments explicitly.
617 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
618 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
619 (expand_simple_operations): Likewise.
620 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
622 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
624 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
626 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
627 instead of TREE_CODE_LENGTH.
629 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
630 (tree_ic_transform): Likewise.
631 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
632 parameter instead of arglist. Fix callers.
633 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
634 (tree_stringops_transform): Likewise.
635 (tree_indirect_call_to_profile): Likewise.
636 (tree_stringops_values_to_profile): Likewise.
638 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
639 (eliminate_tail_call): Likewise.
641 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
643 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
644 Use TREE_OPERAND_LENGTH and generalize to handle any number of
646 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
648 * omp-low.c (build_omp_barrier): Use build_call_expr.
649 (lower_rec_input_clauses): Likewise.
650 (lower_reduction_clauses): Likewise.
651 (expand_parallel_call): Likewise.
652 (maybe_catch_exception): Likewise.
653 (expand_omp_for_generic): Likewise.
654 (expand_omp_for_static_nochunk): Likewise.
655 (expand_omp_sections): Likewise.
656 (lower_omp_single_simple): Likewise.
657 (lower_omp_single_copy): Likewise.
658 (lower_omp_master): Likewise.
659 (lower_omp_ordered): Likewise.
660 (lower_omp_critical): Likewise.
662 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
663 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
665 * tree-gimple.c (is_gimple_call_addr): Fix doc.
666 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
667 TREE_CODE_LENGTH. Add tcc_vl_exp case.
669 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
670 and generalize to handle any number of operands.
671 (chrec_contains_undetermined): Likewise.
672 (tree_contains_chrecs): Likewise.
673 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
675 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
677 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
678 fold_call_expr instead of fold_builtin.
679 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
680 match declarations there.
681 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
684 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
685 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
687 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
688 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
690 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
693 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
694 (execute_cse_sincos): Use new CALL_EXPR accessors.
696 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
698 * gimple-low.c (lower_function_body): Use build_call_expr.
699 (lower_builtin_setjmp): Likewise.
701 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
702 (set_storage_via_libcall): Likewise.
703 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
704 instead of TREE_CODE_LENGTH.
705 (expand_expr_real_1): Use new CALL_EXPR accessors.
707 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
708 generalize to handle any number of operands.
709 (TB_parent_eq): Likewise.
711 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
712 (strip_builtin_expect): Likewise.
714 * function.c (gimplify_parameters): Use build_call_expr.
716 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
717 instead of TREE_CODE_LENGTH.
719 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
720 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
722 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
725 * gimplify.c (build_stack_save_restore): Use build_call_expr.
726 (gimplify_decl_expr): Likewise.
727 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
728 Use new CALL_EXPR iterators.
729 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
730 (gimplify_modify_expr_to_memset): Likewise.
731 (gimplify_variable_sized_compare): Likewise.
732 (gimplify_omp_atomic_fetch_op): Likewise.
733 (gimplify_omp_atomic_pipeline): Likewise.
734 (gimplify_omp_atomic_mutex): Likewise.
735 (gimplify_function_tree): Likewise.
737 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
738 (call_expr_flags): Likewise.
739 (expand_call): Likewise.
741 * except.c (expand_builtin_eh_return_data_regno): Pass entire
742 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
745 * coverage.c (create_coverage): Use build_call_expr.
747 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
748 (temp_call_expr_obstack): New.
749 (pool_copy_list): Delete.
750 (temp_copy_call_expr): New.
751 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
752 CALL_EXPR accessors. Get rid of special goo for copying argument
753 lists and use temp_copy_call_expr instead.
754 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
756 (create_expression_by_pieces): Likewise. Use build_call_array
757 to construct the result instead of fold_build3.
758 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
759 dealing with argument lists.
760 (init_pre): Remove references to expression_node_pool and
761 list_node_pool. Init temp_call_expr_obstack instead.
762 (fini_pre): Remove references to expression_node_pool and
765 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
766 and walk arguments explicitly instead of as a list.
768 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
769 (mx_register_decls): Likewise.
770 (mudflap_register_call): Likewise.
771 (mudflap_finish_file): Likewise.
773 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
774 (ipa_callsite_compute_param): Likewise.
776 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
777 accessors and constructor.
779 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
780 accessors and constructor.
781 (convert_tramp_reference): Likewise.
782 (convert_call_expr): Likewise.
783 (finalize_nesting_tree_1): Likewise.
785 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
788 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
790 * tree-inline.c (initialize_inlined_parameters): Pass entire
791 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
793 (estimate_num_insns_1): Use new CALL_EXPR accessors.
794 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
796 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
797 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
798 (vectorizable_reduction): Likewise.
799 (vectorizable_call): Use new CALL_EXPR iterators.
800 (vectorizable_conversion): Use build_call_expr.
801 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
802 (vect_gen_widened_results_half): Use build_call_expr.
803 (vect_setup_realignment): Likewise.
804 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
806 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
807 (pass_through_call): Likewise.
808 (compute_object_sizes): Likewise. Use fold_call_expr instead of
811 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
812 (tree_gen_pow2_profiler): Likewise.
813 (tree_gen_one_value_profiler): Likewise.
814 (tree_gen_ic_func_profiler): Likewise.
815 (tree_gen_average_profiler): Likewise.
816 (tree_gen_ior_profiler): Likewise.
818 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
819 (find_func_aliases): Use new CALL_EXPR accessors. Add case
820 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
822 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
825 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
828 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
830 (convert_to_integer): Likewise.
832 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
835 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
836 Brooks Moses <brooks.moses@codesourcery.com>
837 Lee Millward <lee.millward@codesourcery.com>
839 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
841 * config/frv/frv.c (frv_expand_builtin): Likewise.
842 * config/s390/s390.c (s390_expand_builtin): Likewise.
844 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
845 (sparc_expand_builtin): Use new CALL_EXPR accessors.
847 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
848 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
849 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
850 (ix86_expand_store_builtin): Likewise.
851 (ix86_expand_unop_builtin): Likewise.
852 (ix86_expand_unop1_builtin): Likewise.
853 (ix86_expand_sse_compare): Likewise.
854 (ix86_expand_sse_comi): Likewise.
855 (ix86_expand_vec_init_builtin): Likewise.
856 (ix86_expand_vec_ext_builtin): Likewise.
857 (ix86_expand_vec_set_builtin): Likewise.
858 (ix86_expand_builtin): Use new CALL_EXPR accessors.
860 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
861 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
863 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
864 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
865 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
867 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
869 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
870 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
871 arglist. Use new CALL_EXPR accessors. Fix callers.
872 (altivec_expand_abs_builtin): Likewise.
873 (rs6000_expand_binop_builtin): Likewise.
874 (altivec_expand_predicate_builtin): Likewise.
875 (altivec_expand_lv_builtin): Likewise.
876 (spe_expand_stv_builtin): Likewise.
877 (altivec_expand_stv_builtin): Likewise.
878 (rs6000_expand_ternop_builtin): Likewise.
879 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
880 (altivec_expand_st_builtin): Likewise.
881 (altivec_expand_dst_builtin): Likewise.
882 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
883 arglist. Use new CALL_EXPR accessors. Fix callers.
884 (altivec_expand_vec_set_builtin): Likewise.
885 (altivec_expand_vec_ext_builtin): Likewise.
886 (altivec_expand_builtin): Use new CALL_EXPR accessors.
887 (spe_expand_builtin): Likewise.
888 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
889 arglist. Use new CALL_EXPR accessors. Fix callers.
890 (spe_expand_evsel_builtin): Likewise.
891 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
892 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
894 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
895 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
896 (arm_expand_unop_builtin): Likewise.
897 (arm_expand_builtin): Use new CALL_EXPR accessors.
899 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
902 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
903 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
904 (bfin_expand_unop_builtin): Likewise.
905 (bfin_expand_builtin): Use new CALL_EXPR accessors.
907 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
908 Brooks Moses <brooks.moses@codesourcery.com>
909 Lee Millward <lee.millward@codesourcery.com>
911 * c-semantics.c (build_stmt): Add internal diagnostic check.
913 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
914 accessors. Print arguments explicitly instead of as a list.
916 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
918 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
919 (c_finish_omp_flish): Likewise.
921 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
922 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
923 instead of TREE_CODE_LENGTH.
924 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
925 (c_warn_unused_result): Likewise.
927 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
930 * doc/invoke.texi (Warning Options): Remove
931 -Werror-implicit-function-declaration.
932 (Wimplicit-function-declaration): Update description.
933 * opts.c (common_handle_option): Move handling of -Werror=* to...
934 (enable_warning_as_error): ...here.
935 * opts.h (enable_warning_as_error): Declare.
936 * c-decl.c (implicit_decl_warning): Unless
937 -Wno-implicit-function-declaration is given, emit a pedwarn if
938 -std=c99 or emit a warning if -Wimplicit-function-declaration.
939 * c.opt (Wimplicit-function-declaration): Replace
940 mesg_implicit_function_declaration with
941 warn_implicit_function_declaration.
942 * c-opts.c (c_common_handle_option):
943 -Werror-implicit-function-declaration is exactly equal as
944 -Werror=implicit-function-declaration.
945 (set_Wimplicit): Replace mesg_implicit_function_declaration with
946 warn_implicit_function_declaration.
947 (c_common_post_options): -Wimplict-function-declaration is enabled
948 by default by -std=c99, otherwise is disabled by default.
949 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
951 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
953 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
954 DECL on the rhs to a DECL on the lhs for debug info purposes if the
955 former is ignored but not the latter.
957 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
959 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
960 is made and the reference doesn't use the alias set of its type,
961 do not create the temporary using that type.
963 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
965 * jump.c: Remove prototypes for delete_computation and
966 delete_prior_computation.
968 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
970 * jump.c (get_label_after): Delete.
971 (get_label_before, delete_computation, delete_jump,
972 delete_prior_computation, follow_jumps): Move...
973 * reorg.c (delete_computation, delete_prior_computation): ... here...
974 (get_label_before, delete_jump): ... making these static ...
975 (follow_jumps): ... and simplifying this since it only runs after
977 * rtl.h (get_label_after, get_label_before, delete_jump,
978 follow_jumps): Delete prototypes.
980 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
982 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
984 2007-02-15 Nick Clifton <nickc@redhat.com>
986 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
987 order to prevent it from being munged by the target.
989 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
991 * config/i386/i386.md: Remove misleading comment.
993 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
995 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
996 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
999 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1001 * tree-sra.c (instantiate_missing_elements): Canonicalize
1003 (sra_build_assignment): New.
1004 (generate_copy_inout, generate_element_copy,
1005 generate_element_zero, generate_one_element_init): Use it.
1007 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1009 * tree-sra.c (instantiate_missing_elements): Canonicalize
1011 (sra_build_assignment): New.
1012 (generate_copy_inout, generate_element_copy,
1013 generate_element_zero, generate_one_element_init): Use it.
1015 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1017 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1020 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1022 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1023 types as aggregates not scalars.
1024 * function.c (assign_stack_temp_for_type): Likewise.
1026 2007-02-14 Roger Sayle <roger@eyesopen.com>
1027 Zdenek Dvorak <dvorakz@suse.cz>
1029 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1032 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1034 * passes.c (next_pass_1): Clear the next field of the copied
1037 2007-02-14 Richard Henderson <rth@redhat.com>
1039 * tree-sra.c (early_sra): New.
1040 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1041 (tree_sra_early, pass_sra_early): New.
1042 * tree-pass.h (pass_sra_early): Declare.
1043 * passes.c (init_optimization_passes): Use it.
1045 2007-02-14 Richard Guenther <rguenther@suse.de>
1047 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1049 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1051 PR tree-optimization/30771
1052 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1054 (vect_analyze_operations): Induction phis can now be marked as
1056 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1057 Update documentation accordingly.
1059 2007-02-14 Nick Clifton <nickc@redhat.com>
1061 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1062 most 3 arguments are supported.
1063 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1065 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1067 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1068 Ensure dst->current is valid.
1070 2007-02-13 Paul Brook <paul@codesourcery.com>
1072 * config.gcc: Add arm*-*-uclinux-*eabi.
1073 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1074 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1075 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1076 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1077 (LINK_SPEC): Define.
1079 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1081 * config/arm/uclinux-eabi.h: New file.
1082 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1083 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1086 2007-02-13 Ian Lance Taylor <iant@google.com>
1088 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1089 * flags.h (warn_strict_overflow): Declare.
1090 (enum warn_strict_overflow_code): Define.
1091 (issue_strict_overflow_warning): New static inline function.
1092 * opts.c (warn_strict_overflow): New variable.
1093 (common_handle_option): Handle OPT_Wstrict_overflow and
1094 OPT_Wstrict_overflow_.
1095 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1097 * fold-const.c: Include intl.h.
1098 (fold_deferring_overflow_warnings): New static variable.
1099 (fold_deferred_overflow_warning): New static variable.
1100 (fold_deferred_overflow_code): New static variable.
1101 (fold_defer_overflow_warnings): New function.
1102 (fold_undefer_overflow_warnings): New function.
1103 (fold_undefer_and_ignore_overflow_warnings): New function.
1104 (fold_deferring_overflow_warnings_p): New function.
1105 (fold_overflow_warning): New static function.
1106 (make_range): Add strict_overflow_p parameter. Change all
1108 (extract_muldiv, extract_muldiv_1): Likewise.
1109 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1110 tree_expr_nonnegative_p.
1111 (fold_negate_expr): Call fold_overflow_warning.
1112 (fold_range_test): Likewise.
1113 (fold_comparison): Likewise.
1114 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1115 instead of tree_expr_nonnegative_p.
1116 (tree_expr_nonnegative_warnv_p): Rename from
1117 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1118 (tree_expr_nonnegative_p): New function.
1119 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1120 strict_overflow_p parameter.
1121 (tree_expr_nonzero_p): New function.
1122 * passes.c (verify_interpass_invariants): New static function.
1123 (execute_one_pass): Call it.
1124 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1126 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1127 (estimate_numbers_of_iterations): Likewise.
1128 (scev_probably_wraps_p): Likewise.
1129 * tree-ssa-ccp.c: Include "toplev.h".
1130 (evaluate_stmt): Defer fold overflow warnings until we know we are
1132 (struct fold_stmt_r_data): Add stmt field.
1133 (fold_stmt_r): Defer fold overflow warnings until we know we
1135 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1136 (fold_stmt_inplace): Likewise.
1137 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1138 (cleanup_control_expr_graph): Defer fold overflow warnings until
1139 we know we are going to optimize.
1140 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1141 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1143 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1144 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1145 * tree-ssa-loop-manip.c (create_iv): Likewise.
1146 * c-typeck.c (build_conditional_expr): Likewise.
1147 (build_binary_op): Likewise.
1148 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1149 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1150 (extract_range_from_unary_expr): Likewise.
1151 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1152 assuming that signed overflow does not occur.
1153 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1154 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1155 (fold_defer_overflow_warnings): Declare.
1156 (fold_undefer_overflow_warnings): Declare.
1157 (fold_undefer_and_ignore_overflow_warnings): Declare.
1158 (fold_deferring_overflow_warnings_p): Declare.
1159 (tree_expr_nonzero_warnv_p): Declare.
1160 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1162 (Warning Options): Document -Wstrict-overflow.
1163 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1164 (tree-ssa-ccp.o): Likewise.
1165 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1166 (fold-const.o): Depend on intl.h.
1168 2007-02-13 Ian Lance Taylor <iant@google.com>
1171 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1174 2007-02-13 Stuart Hastings <stuart@apple.com>
1176 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1178 2007-02-13 Richard Henderson <rth@redhat.com>
1180 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1181 handled_component_p before looking for the indirect_ref.
1183 2007-02-13 Richard Henderson <rth@redhat.com>
1185 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1186 remove flags clobber.
1187 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1188 (bswaphi_lowpart): New.
1189 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1190 remove TARGET_BSWAP test. Delete expander of the same name.
1192 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1193 (expand_unop): Use them.
1195 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1197 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1198 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1199 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1200 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1201 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1202 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1203 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1204 assembler dialect choice from asm templates.
1206 2007-02-12 Richard Henderson <rth@redhat.com>
1208 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1209 (fixuns_trunc<SSEMODEF>si2): Use it.
1210 * config/i386/sse.md (vec_setv4sf_0): Export.
1211 * config/i386/i386.c (ix86_build_const_vector): Export.
1212 (ix86_split_convert_uns_si_sse): Rename from
1213 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1214 * config/i386/i386-protos.h: Update.
1216 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1219 * c-typeck.c (c_finish_return): Improve warning message.
1221 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1223 * alias.c (find_symbolic_term): Delete unused function.
1225 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1227 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1228 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1229 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1231 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1233 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1234 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1235 the function, temporarily point the debug interface to the null one.
1237 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1239 * dwarf2out.c (round_up_to_align): New static function.
1240 (field_byte_offset): Use it to round the offset.
1242 2007-02-12 Richard Henderson <rth@redhat.com>
1244 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1245 (inswl_const): Export.
1247 2007-02-12 Richard Henderson <rth@redhat.com>
1249 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1250 result mode of the libcall, convert back to outmode.
1252 2007-02-12 Roger Sayle <roger@eyesopen.com>
1254 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1255 (bswapdi2): New define_expand to implement 32-bit implementation.
1257 2007-02-12 Nick Clifton <nickc@redhat.com>
1259 * doc/invoke.texi (Overall Options): Document --help=.
1260 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1261 (cc1_options): Pass --help= on to cc1.
1262 (display_help): Add description of --help=.
1263 (process_command): Add code to handle --help=. Allow translated
1264 --help and --target-help switches to be passed on to compiler
1266 (main): Remove unused if statement.
1267 * opts.c (columns): Remove.
1268 (LEFT_COLUMN): Define.
1269 (wrap_help): Add columns argument.
1270 (print_filtered_help): Change parameters to be an include bitmask,
1271 an exclude bitmask, an any bitmask and the column width. Move the
1272 code to display the params list here. Add code to display the
1273 status of options rather than their descriptions if the quiet flag
1275 (print_specific_help): Change parameters to be an include bitmask,
1276 an exclude bitmask and an any bitmask. Move code to look up the
1277 column width here. Decide upon the title for an options listing.
1278 (common_handle_options): Add code to handle --help=. Adapt code
1279 for --help and --target-help to use the revised form of the
1280 print_specific_help function.
1281 (print_help): Delete.
1282 (print_param_help): Delete.
1283 (print_switch): Delete.
1284 * opts.h (cl_lang_count): Add prototype.
1285 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1286 CL_MAX_OPTION_CLASS): New defines.
1287 * optc-gen.awk: Add construction of cl_lang_count.
1288 * c.opt: Add Warning attribute to warning options and Optimization
1289 attribute to optimization options.
1290 * common.opt: Likewise.
1292 Add -fhelp and -ftarget-help as aliases for the transformed --help
1293 and --target-help options.
1294 * opt-functions.awk: Add code to handle Warning and Optimization
1297 2007-02-12 Richard Henderson <rth@redhat.com>
1299 * config/alpha/constraints.md: New file.
1300 * config/alpha/alpha.c: Include tm-constrs.h.
1301 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1302 alpha_extra_constraint): Remove.
1303 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1304 * config/alpha/alpha-protos.h: Update.
1305 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1306 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1307 (EXTRA_CONSTRAINT): Remove.
1308 * config/alpha/alpha.md: Include constraints.md.
1309 (adddi splitter): Use satisfies_constraint_*.
1310 * config/alpha/predicates.md (add_operand): Likewise.
1311 (sext_add_operand, addition_operation): Likewise.
1313 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1315 PR tree-optimization/29145
1316 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1317 in our handling of restrict qualified pointers.
1319 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1322 * doc/invoke.texi (Wunused-value): Update description.
1323 (Wextra): Delete item.
1324 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1325 value of Wunused-value.
1326 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1327 (c_finish_stmt_expr): Don't check extra_warnings.
1328 (emit_side_effect_warnings): The caller is responsible to check
1331 2007-02-11 Roger Sayle <roger@eyesopen.com>
1332 Matt Thomas <matt@3am-software.com>
1334 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1336 2007-02-11 Roger Sayle <roger@eyesopen.com>
1338 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1339 comparisons of POPCOUNT against zero.
1340 (simplify_const_relational_operation): Likewise.
1342 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1344 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1346 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1348 * dwarf2out.c (root_type): Delete unused function.
1350 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1352 * genattrtab.c (contained_in_p): Delete unused function.
1353 (write_expr_attr_cache): Likewise.
1355 2007-02-11 Jan Hubicka <jh@suse.cz>
1357 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1360 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1362 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1363 to add the REG_EQ* note.
1364 * see.c (see_merge_one_use_extension): Likewise.
1365 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1366 turn REG_EQUAL notes into REG_EQUIV notes if the target
1367 register may have more than one set.
1368 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1369 * gcse.c (try_replace_reg): Likewise.
1370 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1371 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1372 more than one REG_EQUIV note.
1373 * reload1.c (gen_reload): Use set_unique_reg_note.
1375 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1377 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1378 (ix86_builtin_conversion): New function.
1380 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1383 * tree.h (DECL_REPLACEABLE_P): New macro.
1384 * except.c (set_nothrow_function_flags): Likewise.
1386 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1387 Ira Rosen <irar@il.ibm.com>
1388 Dorit Nuzman <dorit@il.ibm.com>
1390 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1391 * targhooks.c (default_builtin_vectorized_conversion): New.
1392 * targhooks.h (default_builtin_vectorized_function): New declaration.
1393 * target.h (struct vectorize): Add builtin_conversion field.
1394 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1395 stmt_vec_info_type value.
1396 (vectorizable_conversion): New declaration.
1397 * tree-vect-analyze.c (vect_analyze_operations): Add
1398 vectorizable_conversion call.
1399 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1400 * tree-vect-transform.c (vectorizable_conversion): New function.
1401 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1402 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1404 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1405 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1406 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1407 or ALTIVEC_BUILTIN_VCFSX.
1409 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1412 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1413 CONST_DOUBLE and operand 0 is a hard register.
1414 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1415 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1416 is a hard floating-point register.
1418 2007-02-10 Richard Henderson <rth@redhat.com>
1419 Jakub Jelinek <jakub@redhat.com>
1420 Alexandre Oliva <aoliva@redhat.com>
1422 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1423 * builtin-types.def (BT_WORD): Make unsigned.
1424 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1425 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1426 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1427 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1428 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1429 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1431 * expr.c (emutls_var_address): New.
1432 (expand_expr_real_1): Expand emulated tls.
1433 (expand_expr_addr_expr_1): Likewise.
1434 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1435 * output.h (emutls_finish): Declare.
1436 * toplev.c (compile_file): Call it.
1437 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1438 address before wrapping in CONST.
1439 * varasm.c (emutls_htab, emutls_object_type): New.
1440 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1441 (get_emutls_object_name, get_emutls_object_type): New.
1442 (get_emutls_init_templ_addr, emutls_decl): New.
1443 (emutls_common_1, emutls_finish): New.
1444 (assemble_variable): When emulating tls, swap decls; generate
1445 constructor for the emutls objects.
1446 (do_assemble_alias): When emulating tls, swap decl and target name.
1447 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1449 * varpool.c (decide_is_variable_needed): Look at force_output.
1450 Recurse for emulated tls.
1451 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1452 with decide_is_variable_needed.
1453 * emutls.c: New file.
1454 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1455 tls_object for real tls.
1457 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1459 PR rtl-optimization/29599
1460 * reload1.c (eliminate_regs_in_insn): Take the destination
1461 mode into account when computing the offset.
1463 2007-02-09 Stuart Hastings <stuart@apple.com>
1464 Richard Henderson <rth@redhat.com>
1466 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1467 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1468 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1469 fixuns_truncdfhi2): New.
1470 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1471 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1472 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1473 (floatunssidf2): Allow nonimmediate source.
1474 * gcc/config/i386/sse.md (movdi_to_sse): New.
1475 (vec_concatv2di): Drop '*'.
1476 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1477 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1478 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1480 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1481 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1482 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1483 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1484 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1485 ix86_build_const_vector.
1486 (x86_emit_floatuns): Rewrite.
1488 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1490 * genautomata.c (longest_path_length): Delete unused function.
1491 (struct state): Delete unused longest_path_length.
1492 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1493 (get_free_state): Delete unused.
1495 2007-02-09 Jan Hubicka <jh@suse.cz>
1497 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1498 * doc/invoke.texi (inline-unit-growth): Update default value.
1500 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1501 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1502 (rebuild_cgraph_edges): Likewise.
1503 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1504 (dump_cgraph_node): Dump frequencies.
1505 (cgraph_clone_edge): Add frequency scales.
1506 (cgraph_clone_node): Add freuqnecy.
1507 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1508 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1509 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1510 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1511 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1512 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1513 (save_inline_function_body): Likewise.
1514 * ipa-inline.c: inluce rtl.h
1515 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1516 (cgraph_edge_badness): Use frequencies.
1517 (cgraph_decide_recursive_inlining): Update clonning.
1518 (cgraph_decide_inlining_of_small_function): Dump frequency.
1519 * predict.c (estimate_bb_frequencies): Export.
1520 * predict.h (estimate_bb_frequencies): Declare.
1521 * tree-inline.c (copy_bb): Watch overflows.
1522 (expand_call_inline): Update call of cgraph_create_edge.
1523 (optimize_inline_calls): Use TODO flags to update frequnecies.
1524 * passes.h: Include predict.h
1525 (init_optimization_passes): Move profile ahead.
1526 (execute_function_todo): Handle TODO_rebuild_frequencies.
1528 2007-02-09 Roger Sayle <roger@eyesopen.com>
1530 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1531 the insbl or inswl pattern into a register.
1533 2007-02-09 Roger Sayle <roger@eyesopen.com>
1535 * config/ia64/ia64.md (bswapdi2): New define_insn.
1537 2007-02-09 Richard Henderson <rth@redhat.com>
1539 * config/i386/constraints.md (Ym): New constraint.
1540 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1541 (movdi_1_rex64): Split sse and xmm general register moves from
1542 memory move alternatives. Use conditional register constraints.
1543 (movsf_1, movdf_integer): Likewise.
1544 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1545 (movdf_integer_rex64): New.
1546 (pushsf_rex64): Fix output constraints.
1547 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1548 (sse2_stored): Likewise.
1549 (sse2_storeq_rex64): New.
1550 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1551 amd and not generic.
1552 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1553 for optimize_size. Remove SF/DFmode hack.
1555 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1557 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1560 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1561 Richard Sandiford <richard@codesourcery.com>
1563 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1564 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1565 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1566 m68k/t-mlib to tmake_file.
1567 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1568 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1569 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1570 Allow it to be cf or m68k. Set m68k_arch_family. If that
1571 variable is not empty, add t-$m68k_arch_family to tmake_file.
1572 Add t-mlibs to tmake_file.
1573 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1574 * config/m68k/t-cf: New file.
1575 * config/m68k/t-m68k: Likewise.
1576 * config/m68k/t-mlibs: Likewise.
1577 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1578 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1579 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1580 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1581 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1583 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1584 (INSTALL_LIBGCC): Delete.
1585 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1586 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1587 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1588 (M68K_MLIB_CPU): Define.
1589 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1590 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1591 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1593 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1594 Richard Guenther <rguenther@suse.de>
1597 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1598 against INT_MIN/INT_MAX.
1599 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1600 file if a loop is removed.
1602 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1604 * calls.c (store_one_arg): Pass correct alignment to
1605 emit_push_insn for non-BLKmode values.
1606 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1607 unaligned stack slot via a suitably aligned slot.
1609 2007-02-08 DJ Delorie <dj@redhat.com>
1611 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
1613 (legal_subregs): Use unsigned char, make const.
1614 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
1616 2007-02-08 Paul Brook <paul@codesourcery.com>
1618 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
1619 special interworking needed.
1621 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
1623 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
1624 conditional to __SSE2__.
1625 (Entries below should have been added to first ChangeLog
1626 entry for amdfam10 dated 2007-02-05)
1627 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
1629 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
1631 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
1634 2007-02-08 DJ Delorie <dj@redhat.com>
1636 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
1637 * config/m32c/m32c.c (legal_subregs): New.
1638 (m32c_illegal_subreg_p): New.
1639 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
1640 unsupported subregs of hard regs.
1642 2007-02-08 Jan Hubicka <jh@suse.cz>
1644 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
1645 the same one; always update histograms.
1647 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1649 * passes.c (init_optimization_passes): Tidy comment.
1651 2007-02-08 Roger Sayle <roger@eyesopen.com>
1653 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
1654 strip zero_extend, bswap and rotates from POCOUNT's argument.
1655 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
1656 zero_extend and rotates from PARITY's argument.
1657 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
1658 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
1659 of an integer constant at compile-time.
1661 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1664 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
1666 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
1669 * tree-ssa-live.c (remove_unused_locals): Do not remove
1670 TREE_ADDRESSABLE variables.
1671 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
1672 * tree-ssa-operands.c (add_virtual_operand): Remove argument
1673 FOR_CLOBBER. Update all users.
1674 If VAR has an associated alias set, add a virtual operand for
1675 it if no alias is found to conflict with the memory reference.
1677 2007-02-07 Jan Hubicka <jh@suse.cz>
1678 Robert Kidd <rkidd@crhc.uiuc.edu>
1680 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
1682 2007-02-07 Ian Lance Taylor <iant@google.com>
1684 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
1686 2007-02-07 Roger Sayle <roger@eyesopen.com>
1688 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
1689 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
1690 tablejumpdi, movsi_to_cr_one): Remove constraints from
1691 define_expand's match_operands.
1693 2007-02-07 Roger Sayle <roger@eyesopen.com>
1695 * global.c (compute_regsets): Move declatation of "i" inside of
1696 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
1698 2007-02-07 Jakub Jelinek <jakub@redhat.com>
1701 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
1702 of INDIRECT_REF <RESULT_DECL>.
1704 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
1706 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
1707 Kaz Kojima <kkojima@gcc.gnu.org>
1710 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
1712 (sh_initialize_trampoline): Add parentheses to avoid a warning.
1714 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1716 * doc/loop.texi: Document possibility not to perform disambiguation
1717 of loops with multiple latches.
1718 * cfgloopmanip.c (alp_enum_p): Removed.
1719 (add_loop): Handle subloops. Use get_loop_body_with_size.
1720 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
1721 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
1722 the new forwarder block.
1723 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
1724 Handle the case latch is NULL.
1725 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
1726 when marking loop exits.
1727 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
1729 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
1730 disambiguate_loops_with_multiple_latches.
1731 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
1732 before fix_loop_structure.
1733 * cfgloop.c: Include pointer-set.h and output.h.
1734 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
1735 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
1736 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
1737 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
1738 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
1739 disambiguate_multiple_latches, get_loop_body_with_size,
1740 disambiguate_loops_with_multiple_latches): New functions.
1741 (flow_loop_dump): Dump multiple latch edges.
1742 (flow_loop_nodes_find): Handle loops with multiple latches.
1743 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
1744 (glb_enum_p): Modified.
1745 (get_loop_body): Use get_loop_body_with_size.
1746 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
1747 (AVOID_CFG_MODIFICATIONS): New constant.
1748 (disambiguate_loops_with_multiple_latches, add_loop,
1749 get_loop_body_with_size): Declare.
1750 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
1752 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
1755 * global.c (compute_regsets): New function.
1756 (global_alloc): Refactored ELIMINABLE_REGSET
1757 and NO_GLOBAL_ALLOC_REGS computation out.
1758 (rest_of_handle_global_alloc): Call compute_regsets()
1759 for non-optimizing case.
1761 2007-02-06 Richard Henderson <rth@redhat.com>
1763 * config/i386/constraints.md (Y2): Rename from Y.
1764 (Yi): New constraint.
1765 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
1766 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
1767 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
1768 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
1769 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
1770 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
1771 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
1772 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
1773 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
1774 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
1775 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
1776 vec_extractv2si_1): Change Y constraints to Y2.
1777 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
1778 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
1779 Change Y constraints to Y2.
1780 (sse2_loadld): Change Y constraints to x.
1782 2007-02-06 Roger Sayle <roger@eyesopen.com>
1784 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
1785 (parity<mode>2): New define_expand using rs6000_emit_parity.
1786 * config/rs6000/rs6000.c (rs6000_emit_popcount,
1787 rs6000_emit_parity): New functions.
1788 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
1789 rs6000_emit_parity): Prototype here.
1791 2007-02-06 Ian Lance Taylor <iant@google.com>
1793 * lower-subreg.c (simple_move_operand): Reject CONST.
1794 (resolve_clobber): Call validate_change rather than directly
1795 assigning to XEXP (pat, 0).
1797 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1799 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
1800 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
1801 (tree-cfg.o): Remove hashtab.h dependency.
1803 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
1804 (struct ivopts_data): Change niters to pointer_map_t.
1805 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
1806 (niter_for_exit): Create pointer_map on demand. Change for
1808 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
1809 (free_loop_data): Destroy data->niters if created and reset field.
1810 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
1811 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
1813 * tree-ssa-reassoc.c: Include pointer-set.h.
1814 (bb_rank): Change to long *.
1815 (operand_rank): Change to pointer_map_t.
1816 (find_operand_rank): Return long, -1 if not found. Declare as inline.
1817 (insert_operand_rank): Accept long.
1818 (operand_entry_hash, operand_entry_eq): Remove.
1819 (get_rank): Return long. Adjust for changes above.
1820 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
1822 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
1824 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
1825 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
1826 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
1828 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
1829 directly since it cannot be NULL.
1830 (get_vi_for_tree): Rewrite for pointer_map API.
1831 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
1832 (init_alias_vars): Create vi_for_tree as pointer_map.
1833 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
1835 * tree-cfg.c: Don't include hashtab.h.
1836 (edge_to_cases): Declare as pointer_map.
1837 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
1839 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
1840 (start_recording_case_labels): Create edge_to_cases as pointer_map.
1841 (end_recoding_case_labels): Cleanup edge_to_cases manually before
1843 (record_switch_edge): Delete.
1844 (get_cases_for_edge): Adjust for pointer_map API, inline
1845 record_switch_edge (rewritten for new API), remove goto.
1847 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1849 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
1850 * tree-nested.c: Include pointer-set.h.
1851 (var_map_elt, var_map_eq, var_map_hash): Delete.
1852 (struct nesting_info): Remove GTY marker. Change the two htab_t's
1854 (nesting_info_bitmap_obstack): New.
1855 (lookup_field_for_decl): Adjust for pointer_map API.
1856 (lookup_tramp_for_decl): Adjust for pointer_map API.
1857 (get_nonlocal_debug_decl): Adjust for pointer_map API.
1858 (get_local_debug_decl): Adjust for pointer_map API.
1859 (convert_nl_goto_reference): Adjust for pointer_map API.
1860 (convert_nl_goto_receiver): Adjust for pointer_map API.
1861 (create_nesting_tree): Create outside GGC space. Create bitmap on
1862 the new obstack. Create field_map and var_map as pointer_maps.
1863 (free_nesting_tree): Adjust for changes to create_nesting_tree.
1865 (lower_nested_functions): Move root here, no need to NULL it.
1866 Initialize and release the obstack.
1868 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
1870 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
1871 Remove prototypes and make them non-static.
1872 (struct tree_int_map): Remove.
1873 * tree.h (struct tree_int_map): Move here, turning TO into an
1875 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
1877 * tree.h (TREE_COMPLEXITY): Remove.
1878 (struct tree_exp): Remove complexity field.
1879 * tree.c (build1_stat): Don't set it.
1881 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
1882 Victor Kaplansky <victork@il.ibm.com>
1884 * tree-vectorizer.c (vect_is_simple_use): Support induction.
1885 (vect_is_simple_reduction): Support reduction with induction as
1886 one of the operands.
1887 (vect_is_simple_iv_evolution): Fix formatting.
1888 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
1889 formatting. Don't mark induction phis for vectorization.
1890 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
1891 * tree-vect-transform.c (get_initial_def_for_induction): New function.
1892 (vect_get_vec_def_for_operand): Support induction.
1893 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
1895 (vectorizable_reduction): Support reduction with induction as one of
1897 (vectorizable_type_demotion): Use def-type of stmt argument rather
1898 than dummy def-type.
1900 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
1901 flag_tree_scev_cprop.
1902 * common.opt (tree-scev-cprop): New flag.
1904 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
1905 call to vect_get_new_vect_var.
1907 2007-02-06 Ira Rosen <irar@il.ibm.com>
1909 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
1910 vectype is not NULL.
1911 (vect_pattern_recog_1): Likewise.
1913 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1915 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
1916 (fold_negate_expr): Likewise.
1918 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
1921 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
1922 even if cv-qualification is the same.
1924 2007-02-05 Geoffrey Keating <geoffk@apple.com>
1926 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
1927 __enable_execute_stack on completion.
1929 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1931 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
1932 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
1933 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
1934 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
1935 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
1936 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
1937 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
1938 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
1940 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1942 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
1943 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
1944 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
1945 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
1946 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
1947 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
1948 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
1949 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
1950 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
1951 umuldi3_highpart_rex64, umulsi3_highpart_insn,
1952 umulsi3_highpart_zext, smuldi3_highpart_rex64,
1953 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
1954 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
1955 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
1956 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
1957 sqrtextenddfxf2_i387): Added amdfam10_decode.
1959 * config/i386/athlon.md (athlon_idirect_amdfam10,
1960 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
1961 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
1962 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
1963 athlon_ivector_store_amdfam10): New define_insn_reservation.
1964 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
1967 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1969 * config/i386/athlon.md (athlon_call_amdfam10,
1970 athlon_pop_amdfam10, athlon_lea_amdfam10): New
1971 define_insn_reservation.
1972 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
1973 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
1974 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
1976 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1978 * config/i386/athlon.md (athlon_sseld_amdfam10,
1979 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
1980 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
1982 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1984 * config/i386/athlon.md (athlon_sseins_amdfam10): New
1985 define_insn_reservation.
1986 * config/i386/i386.md (sseins): Added sseins to define_attr type
1987 and define_attr unit.
1988 * config/i386/sse.md: Set type attribute to sseins for insertq
1991 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1993 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
1994 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
1995 ssecomi_load_amdfam10, ssecomi_amdfam10,
1996 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
1997 define_insn_reservation.
1998 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2000 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2002 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2003 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2004 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2005 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2006 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2007 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2008 define_insn_reservation.
2010 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2011 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2012 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2013 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2014 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2016 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2018 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2019 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2020 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2021 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2022 athlon_ssemul_load_k8): Added amdfam10.
2024 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2026 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2027 (x86_sse_unaligned_move_optimal): New variable.
2029 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2031 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2032 for unaligned vector SSE double/single precision loads for AMDFAM10.
2034 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2036 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2037 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2038 Define TARGET_CPU_DEFAULT_amdfam10.
2039 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2040 (processor_type): Add PROCESSOR_AMDFAM10.
2042 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2043 processor_type in config/i386/i386.h.
2044 Enable imul peepholes for TARGET_AMDFAM10.
2046 * config.gcc: Add support for --with-cpu option for amdfam10.
2048 * config/i386/i386.c (amdfam10_cost): New variable.
2049 (m_AMDFAM10): New macro.
2050 (m_ATHLON_K8_AMDFAM10): New macro.
2051 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2052 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2053 x86_promote_QImode, x86_integer_DFmode_moves,
2054 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2055 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2056 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2057 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2058 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2059 Enable/disable for amdfam10.
2060 (override_options): Add amdfam10_cost to processor_target_table.
2061 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2062 processor_alias_table.
2063 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2064 (ix86_adjust_cost): Add code for amdfam10.
2066 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2068 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2069 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2070 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2071 * config/i386/i386.h: Add builtin definition for SSE4A.
2072 * config/i386/i386.md: Add support for ABM instructions
2074 * config/i386/sse.md: Add support for SSE4A instructions
2075 (movntss, movntsd, extrq, insertq).
2076 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2077 Add -march=amdfam10 flag.
2078 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2079 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2081 * doc/extend.texi: Add documentation for SSE4A builtins.
2083 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2085 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2087 2007-02-05 Richard Guenther <rguenther@suse.de>
2089 * tree-vectorizer.h (vectorizable_function): Add argument type
2090 argument, change return type.
2091 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2092 * tree-vect-transform.c (vectorizable_function): Handle extra
2093 argument, return vectorized function decl.
2094 (build_vectorized_function_call): Remove.
2095 (vectorizable_call): Handle calls with result and argument types
2096 differing. Handle loop vectorization factor correctly.
2097 * targhooks.c (default_builtin_vectorized_function): Adjust for
2099 * targhooks.h (default_builtin_vectorized_function): Likewise.
2100 * target.h (builtin_vectorized_function): Add argument type
2102 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2103 extra argument, allow vectorizing of lrintf.
2104 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2105 documentation of target hook.
2107 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2110 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2111 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2112 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2114 2007-02-05 Roger Sayle <roger@eyesopen.com>
2116 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2117 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2118 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2119 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2120 before canonicalizing sincos to cexpi.
2121 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2123 2007-02-05 Roger Sayle <roger@eyesopen.com>
2125 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2126 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2127 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2129 2007-02-05 Roger Sayle <roger@eyesopen.com>
2131 * mips-tfile.c (initialize_init_file): Correct endianness test.
2133 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2135 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2138 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2140 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2141 saves in a PARALLEL before the register assignments.
2143 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2145 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2146 DWARF_FRAME_RETURN_COLUMN to be a general register.
2147 * dwarf2out.c (init_return_column_size): New function, split from...
2148 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2149 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2150 to be nongeneral registers.
2151 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2153 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2154 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2156 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2158 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2160 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2162 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2163 (remove_path): Use can_remove_branch_p and remove_branch instead
2164 of loop_delete_branch_edge.
2165 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2166 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2167 Update profile using scale_dominated_blocks_in_loop.
2168 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2169 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2170 (can_remove_branch_p, remove_branch): Declare.
2171 * tree-cfg.c (tree_can_remove_branch_p): New function.
2172 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2173 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2174 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2176 2007-02-05 Jan Hubicka <jh@suse.cz>
2179 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2180 nodes in cgraph, don't remove offline copy of the function.
2182 2007-02-04 Jan Hubicka <jh@suse.cz>
2184 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2185 vectors might cause maybe_lookup_element_for_expr to be called
2186 on non-sra-candidate.
2188 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2190 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2191 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2192 spelling conventions.
2194 2007-02-04 Richard Guenther <rguenther@suse.de>
2197 * fold-const.c (try_move_mult_to_index): Make sure to not
2198 overflow one dimension of a multi-dimensional array access.
2200 2007-02-04 Jan Hubicka <jh@suse.cz>
2202 * passes.c (init_optimization_passes): Reindent.
2204 2007-02-04 Jan Hubicka <jh@suse.cz>
2205 Eric Botcazou <ebotcazou@adacore.com>
2207 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2208 (execute_fixup_cfg): Break out the abnormal goto code.
2209 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2210 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2211 (optimize_inline_calls): Call make_nonlocal_label_edges.
2213 2007-02-04 Jan Hubicka <jh@suse.cz>
2215 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2216 true when something was changed.
2217 (rename_ssa_copies): When something was changed, do
2218 TODO_remove_unused_locals.
2219 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2220 add TODO_remove_unused_locals when instruction was removed.
2222 2007-02-04 Jan Hubicka <jh@suse.cz>
2224 * ipa-inline.c (try_inline): Improve debug output; work on already
2226 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2227 call try_inline for already inlined edges too when flattening;
2228 inline also functions that make callee growth but overall unit size
2231 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2233 * config/m32c/bitops.md, config/m32c/jump.md,
2234 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2235 config/m32r/m32r.h, config/m32r/m32r.md,
2236 config/m32r/predicates.md, config/m68hc11/larith.asm,
2237 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2238 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2239 config/mips/mips-protos.h, config/mips/mips.c,
2240 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2241 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2242 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2243 spelling conventions.
2245 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2246 Follow spelling conventions.
2248 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2250 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2251 warn about C++0x compatibility.
2253 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2255 * config/h8300/h8300.c, config/h8300/h8300.h,
2256 config/h8300/h8300.md: Follow spelling conventions.
2258 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2261 * combine.c (try_combine): Do not substitute source operand
2262 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2264 2007-02-03 Jan Hubicka <jh@suse.cz>
2266 PR gcov-profile/30650
2267 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2268 do not divide by zero for never executed counters.
2269 (tree_find_values_to_profile): Fix counters.
2270 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2272 2007-02-03 Ian Lance Taylor <iant@google.com>
2274 * lower-subreg.c (simple_move_operand): New static function,
2275 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2277 (simple_move): Call simple_move_operand.
2278 (find_decomposable_subregs): Add special handling of MEMs.
2279 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2280 meaning of return value. If we see a hard register, test whether
2281 it can store a word_mode value. Change all callers.
2283 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2285 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2286 ftrapv insns and expanders.
2287 (subdi3): Change define_expand operand 1 to arith11_operand, and
2288 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2289 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2290 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2294 * varasm.c (notice_global_symbol): Treat global objects as weak when
2297 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2299 * emit-rtl.c (dconstpi): Delete.
2301 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2302 * real.h (dconstpi): Delete.
2304 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2305 (fold_builtin_hypot): Likewise.
2307 2007-02-03 Tom Tromey <tromey@redhat.com>
2310 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2311 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2313 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2315 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2316 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2317 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2318 config/rs6000/cell.md, config/rs6000/darwin.h,
2319 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2320 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2321 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2322 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2323 typos. Follow spelling conventions.
2324 * doc/invoke.texi: Follow spelling conventions.
2326 2007-02-03 Roger Sayle <roger@eyesopen.com>
2328 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2329 canonicalization transformations that attempt to simplify integer
2330 constant comparisons to become comparisons against zero.
2332 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2334 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2336 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2337 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2339 2007-02-02 Mike Stump <mrs@apple.com>
2341 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2342 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2343 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2344 generate a branch island.
2346 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2348 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2349 (xtensa_legitimate_address_p): New.
2350 (xtensa_legitimize_address): New.
2351 (xtensa_output_addr_const_extra): New.
2352 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2354 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2355 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2356 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2357 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2358 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2359 (xtensa_legitimize_address): New.
2360 (xtensa_output_addr_const_extra): New.
2362 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2364 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2366 2007-02-02 Ian Lance Taylor <iant@google.com>
2368 * expmed.c (expand_divmod): Add comment.
2370 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2372 * emit-rtl.c (renumber_insns): Remove.
2373 * flags.h: Remove the extern for flag_renumber_insns.
2374 * rtl.h: Remove the prototype for renumber_insns.
2375 * toplev.c (flag_renumber_insns): Remove.
2377 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2379 Revert for x86 darwin:
2380 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2382 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2383 code before the following patch under TARGET_MACHO.
2384 (ix86_function_value_regno_p): Likewise.
2386 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2388 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2391 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2394 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2395 general or fp registers. Add comments.
2396 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2398 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2400 * pointer-set.c (insert_aux): Only return insertion slot.
2401 (pointer_set_insert): Adjust.
2402 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2403 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2404 pointer_map_traverse): New.
2405 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2406 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2407 pointer_map_contains, pointer_map_traverse): Declare.
2409 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2412 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2413 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2415 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2417 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2419 (struct _dep): New type.
2420 (dep_t): New typedef.
2421 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2422 (DEP_STATUS): New access macro. The macro with the same name was
2423 renamed to DEP_LINK_STATUS.
2424 (dep_init): Declare function
2426 (struct _dep_link): New type.
2427 (dep_link_t): New typedef.
2428 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2429 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2430 (DEP_LINK_STATUS): New macro.
2431 (debug_dep_links): New debug function.
2433 (struct _deps_list): New type.
2434 (deps_list_t): New typedef.
2435 (DEPS_LIST_FIRST): New access macro.
2436 (FOR_EACH_DEP_LINK): New cycle macro.
2437 (create_deps_list, free_deps_list, delete_deps_list): Declare
2439 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2440 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2441 (copy_deps_list_change_con): Ditto.
2443 (move_dep_link): Declare function.
2445 (struct _dep_node): New type.
2446 (dep_node_t): New typedef.
2447 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2449 (struct haifa_insn_data.back_deps): New field to hold backward
2450 dependencies of the insn.
2451 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2453 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2454 Change its type to deps_list_t.
2455 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2456 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2457 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2459 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2461 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2463 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2465 (dep_cost): Declare.
2467 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2468 (ds_to_dk, dk_to_ds): New functions.
2470 (init_dep_1): New static function.
2471 (init_dep): New function.
2472 (copy_dep): New static function.
2474 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2476 (detach_dep_link): New static function.
2477 (move_dep_link): New function.
2479 (dep_links_consistent_p, dump_dep_links): New static functions.
2480 (debug_dep_links): New debugging function.
2482 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2484 (alloc_deps_list, init_deps_list): New static functions.
2485 (create_deps_list): New function.
2486 (clear_deps_list): New static function.
2487 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2488 (deps_list_consistent_p, dump_deps_list): New static functions.
2489 (debug_deps_list): New function.
2490 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2492 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2494 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2495 use new scheduler dependencies lists.
2496 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2497 (sched_analyze): Ditto. Initialize dependencies lists.
2498 (add_forw_dep, compute_forward_dependences): Update to use new
2499 scheduler dependencies lists.
2501 (init_dependency_caches): Init deps_obstack.
2502 (free_dependency_caches): Free deps_obstack.
2504 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2505 new scheduler dependencies lists.
2506 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2507 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2509 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2510 Update to use new scheduler dependencies lists.
2511 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2512 (debug_dependencies): Ditto.
2513 (schedule_region): Update comments.
2515 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2516 scheduler dependencies lists.
2517 (schedule_ebb): Update comments.
2519 * rtl.def (DEPS_LIST): Remove.
2521 * lists.c (unused_deps_list): Remove.
2522 (free_list): Update assertions.
2524 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2525 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2527 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2528 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2530 * haifa-sched.c (comments): Update.
2531 (insn_cost1): Remove. Inline the code into insn_cost ().
2532 (insn_cost): Update to use new scheduler dependencies lists. Move
2533 processing of the dependency cost to dep_cost ().
2534 (dep_cost): New function. Use it instead of insn_cost () when
2535 evaluating cost of the dependency. Use compatible interface to
2536 interact with the target.
2537 (priority): Update to use new scheduler dependencies lists.
2538 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2539 with greater number of insns that depend on the insn.
2540 (schedule_insn): Update to use new scheduler dependencies lists. Add
2541 code to free backward dependencies lists. Inline and optimize code
2542 from resolve_dep () - see PR28071.
2543 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2544 lists. Update call to targetm.sched.is_costly_dependence hook.
2546 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2547 scheduler dependencies lists.
2549 (resolve_dep): Remove. Move the logic to schedule_insn ().
2550 (init_h_i_d): Initialize dependencies lists.
2552 (process_insn_depend_be_in_spec): Rename to
2553 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2555 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2556 Update to use new scheduler dependencies lists.
2557 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2559 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2560 new scheduler dependencies lists.
2561 (build_intra_loop_deps): Ditto.
2563 * target.h (struct _dep): Declare to use in
2564 gcc_target.sched.is_costly_dependence.
2565 (struct gcc_target.sched.adjust_cost): Fix typo.
2566 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2567 single dep_t parameter instead of an equivalent triad.
2568 (struct gcc_target.sched.adjust_cost_2): Remove.
2570 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2572 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2574 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2576 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2578 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2579 (REG_DEP_TRUE): Document.
2581 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2582 Change signature to correspond to the targetm.sched.adjust_cost hook.
2583 Update use in TARGET_SCHED_ADJUST_COST_2.
2584 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2585 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2586 new scheduler dependencies lists.
2587 (ia64_gen_check): Ditto.
2589 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2592 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2593 signature to correspond to the targetm.sched.is_costly_dependence hook.
2594 (is_costly_group): Update to use new scheduler dependencies lists.
2596 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2597 instead of INSN_COST () macro.
2599 2007-02-01 Ian Lance Taylor <iant@google.com>
2601 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2603 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2605 * pa.md (tp_load): Correct mfctl instruction syntax.
2607 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2609 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2610 altivec_padding_size calculation on AIX. Improve comment, add
2611 assert to verify that it's right.
2613 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
2616 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
2619 * global.c (global_alloc): Add mising initialization of
2622 2007-02-01 Roger Sayle <roger@eyesopen.com>
2624 * alias.c (init_alias_analysis): Correct whitespace.
2625 * bb-reorder.c (fix_edges_for_rarely_executed_code,
2626 partition_hot_cold_basic_blocks): Likewise.
2627 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2628 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
2629 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2630 fold_builtin_snprintf_chk, fold_builtin_printf,
2631 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
2632 do_mpfr_arg3, do_mpfr_sincos): Likewise.
2633 * cfgcleanup.c (cleanup_cfg): Likewise.
2634 * cfgexpand.c (tree_expand_cfg): Likewise.
2635 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
2636 * function.c (get_next_funcdef_no): Likewise.
2637 * gengtype.c (main): Likewise.
2638 * genmodes.c (main): Likewise.
2639 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
2640 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
2641 * ifcvt.c (noce_emit_move_insn): Likewise.
2642 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
2644 * stor-layout.c (get_best_mode): Likewise.
2645 * tree-ssa-loop-niter.c (get_val_for): Likewise.
2646 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
2647 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
2648 perform_var_substitution, solve_graph): Likewise.
2649 * tree-vrp.c (vrp_finalize): Likewise.
2651 2007-02-01 Ian Lance Taylor <iant@google.com>
2653 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
2654 high part of a paradoxical subreg, return a constant zero.
2656 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
2658 * toplev.c (lang_dependent_init): Call init_set_costs.
2659 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
2661 2007-02-01 Richard Guenther <rguenther@suse.de>
2664 * fold-const.c (fold_negate_expr): Allow negating a
2665 constant if overflow does not change.
2667 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2669 * doc/c-tree.texi (Expression trees): Improve markup.
2670 * doc/tm.texi (Register Classes, Addressing Modes)
2671 (Floating Point): Fix spacing after abbreviations. Fix some
2674 2007-02-01 Ben Elliston <bje@au.ibm.com>
2676 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
2677 * doc/contrib.texi: Likewise.
2678 * doc/install.texi: Likewise.
2680 2007-01-31 Richard Henderson <rth@redhat.com>
2681 Ian Lance Taylor <iant@google.com>
2683 * lower-subreg.c: New file.
2684 * rtl.def (CONCATN): Define.
2685 * passes.c (init_optimization_passes): Add pass_lower_subreg and
2687 * emit-rtl.c (update_reg_offset): New static function, broken out
2688 of gen_rtx_REG_offset.
2689 (gen_rtx_REG_offset): Call update_reg_offset.
2690 (gen_reg_rtx_offset): New function.
2691 * regclass.c: Revert patch of 2006-03-05, restoring
2693 (clear_reg_info_regno): New function.
2694 * dwarf2out.c (concatn_loc_descriptor): New static function.
2695 (loc_descriptor): Handle CONCATN.
2696 * common.opt (fsplit_wide_types): New option.
2697 * opts.c (decode_options): Set flag_split_wide_types when
2699 * timevar.def (TV_LOWER_SUBREG): Define.
2700 * rtl.h (gen_reg_rtx_offset): Declare.
2701 (reg_scan_update): Declare.
2702 * regs.h (clear_reg_info_regno): Declare.
2703 * tree-pass.h (pass_lower_subreg): Declare.
2704 (pass_lower_subreg2): Declare.
2705 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
2706 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
2708 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
2709 * Makefile.in (OBJS-common): Add lower-subreg.o.
2710 (lower-subreg.o): New target.
2712 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2714 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
2716 2007-01-31 Anatoly Sokolov <aesok@post.ru>
2719 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
2721 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2724 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
2726 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
2728 * cfgloop.h: Include vec-prim.h.
2729 (enum li_flags): Remove LI_ONLY_OLD.
2730 (loop_iterator): Changed.
2731 (fel_next, fel_init): Iterate over loop tree.
2732 (FOR_EACH_LOOP_BREAK): New macro.
2733 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
2735 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
2736 * modulo-sched.c (sms_schedule): Ditto.
2737 * tree-vectorizer.c (vectorize_loops): Ditto.
2738 * doc/loop.texi: Update information on loop numbering and behavior of
2739 FOR_EACH_LOOP wrto new loops.
2740 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
2741 add_to_evolution_1): Test nestedness of loops instead of comparing
2743 * tree-chrec.c (chrec_fold_plus_poly_poly,
2744 chrec_fold_multiply_poly_poly, chrec_evaluate,
2745 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
2746 reset_evolution_in_loop): Ditto.
2747 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
2749 2007-01-31 Dirk Mueller <dmueller@suse.de>
2751 * c-common.c (warn_about_parentheses): Separate warning about
2752 un-parenthized sequence of comparison operators from the one
2753 which is supposed to warn about x <= y <= z.
2755 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
2757 * optabs.h (enum optab_index): Add new OTI_isinf.
2758 (isinf_optab): Define corresponding macro.
2759 * optabs.c (init_optabs): Initialize isinf_optab.
2760 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
2762 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
2763 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
2765 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
2766 expand_builtin_interclass_mathfn.
2767 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
2768 * config/i386/i386.md (UNSPEC_FXAM): New constant.
2769 (fxam<mode>2_i387): New insn pattern.
2770 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
2771 built-in functions as x87 inline asm.
2773 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2775 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
2777 2007-01-30 Eric Christopher <echristo@apple.com>
2779 * config.gcc: Add geode.
2781 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2783 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
2784 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
2785 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
2786 value-prof.c: Fix comment typos.
2788 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2791 * doc/invoke.texi (Wpointer-arith): Document warning.
2793 2007-01-30 Janis Johnson <janis187@us.ibm.com>
2795 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
2796 the list of discrepancies from the draft TR.
2798 2007-01-30 Dirk Mueller <dmueller@suse.de>
2801 * doc/invoke.texi (-Wreturn-type): Update description to
2804 2007-01-30 Richard Sandiford <richard@codesourcery.com>
2806 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
2808 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
2810 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
2811 to handle optabs that operate on floating point input argument and
2812 output to integer output.
2813 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
2814 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
2815 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
2816 expand_builtin_interclass_mathfn ().
2817 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
2819 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
2820 ilogbl built-in functions as x87 intrinsics.
2822 2007-01-30 Richard Guenther <rguenther@suse.de>
2825 * dwarf2out.c (reference_to_unused): Query varpool if the
2826 variable was output.
2828 2007-01-30 Richard Guenther <rguenther@suse.de>
2831 * passes.c (execute_one_pass): Reset in_gimple_form to not
2832 confuse non-unit-at-a-time mode.
2834 2007-01-29 Roger Sayle <roger@eyesopen.com>
2835 Richard Guenther <rguenther@suse.de>
2837 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
2838 avoid undefined behaviour on overflow. Use force_fit_type_double
2839 to construct the constant with the specified TREE_OVERFLOW.
2841 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2843 * config/dfp-bit.c: Add parameterized support for fp exceptions.
2844 * config/dfp-bit.h: Ditto.
2846 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2848 * c-decl.c (pop_scope): Replace warnings with call to
2849 warn_for_unused_label.
2850 * c-common.h (warn_for_unused_label): Declare.
2851 * c-common.c (warn_for_unused_label): Define.
2853 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2855 * tree-optimize.c (update_inlined_to_pointers): Delete unused
2858 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2860 * Makefile.in (USER_H): Remove decfloat.h.
2861 * ginclude/decfloat.h: Delete, moving contents to ...
2862 * ginclude/float.h: Add support for decimal floating point,
2863 guarded by __STDC_WANT_DEC_FP__.
2865 2007-01-29 Mike Stump <mrs@apple.com>
2867 * doc/gccint.texi (Top): Rename Loop Representation to Loop
2868 Analysis and Representation to resolve case insensitive conflict.
2869 * doc/loop.texi (Loop Analysis and Representation): Likewise.
2871 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
2873 * tree.h (struct tree_memory_tag): Add aliases member.
2874 (MTAG_ALIASES): New macro.
2875 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
2876 (add_may_alias): Remove pointer-set. Update for may_aliases being
2878 (mark_aliases_call_clobbered): Update for may_aliases being a
2880 (compute_tag_properties): Ditto.
2881 (create_partition_for): Ditto.
2882 (compute_memory_partitions): Ditto.
2883 (dump_may_aliases_for): Ditto.
2884 (is_aliased_with): Ditto.
2885 (add_may_alias_for_new_tag): Ditto.
2886 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
2887 (compute_is_aliased): New function.
2888 (compute_may_aliases): Call compute_is_aliased).
2889 (init_alias_info): Initialize alias_bitmap_obstack.
2890 (union_alias_set_into): New function.
2891 (compute_flow_sensitive_aliasing): Use union_aliases_into.
2892 (have_common_aliases_p): Rewrite to take two bitmaps and use
2894 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
2896 (finalize_ref_all_pointers): Update for add_may_alias changes.
2897 (new_type_alias): Ditto.
2898 * tree-flow-inline.h (may_aliases): Return a bitmap.
2899 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
2900 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
2901 may_aliases being a bitmap.
2902 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
2903 may_aliases now returns a bitmap.
2904 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
2906 * tree-ssa-operands.c (add_virtual_operand): Update for
2907 may_aliases being a bitmap.
2909 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
2911 PR tree-optimization/30630
2912 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
2913 variable as changed.
2915 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
2918 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
2919 expanded only once even if an error occurs.
2921 2007-01-29 Ben Elliston <bje@au.ibm.com>
2923 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
2924 (__gcov_average_profiler): Likewise.
2925 (__gcov_ior_profiler): Likewise.
2926 (__gcov_merge_ior): Likewise.
2928 2007-01-28 Jan Hubicka <jh@suse.cz>
2930 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
2931 * value-prof.c (stringop_block_profile): Likewise.
2933 2007-01-28 Jan Hubicka <jh@suse.cz>
2935 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
2936 variant handling histograms; add wrapper.
2937 (clear_storage_via_libcall): Export.
2938 (emit_block_move_hints): Break out from ...; add histograms.
2939 (emit_block_move): ... this one.
2940 (clear_storage_hints): Break out from ...; add histograms.
2941 (clear_storage): ... this one.
2942 (set_storage_via_memset): Handle histogram.
2943 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
2944 (clear_storage_hints, clear_storage_via_libcall): Declare.
2945 (set_storage_via_setmem): Update prototype.
2946 * doc/md.texi (movmem, setmem): Document new arguments.
2948 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
2950 (stringop_block_profile): New global function.
2951 (tree_stringops_values_to_profile): Profile block size and alignment.
2952 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
2954 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
2955 (stringop_block_profile): Declare.
2956 * builtins.c: Include value-prof.h.
2957 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
2958 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
2959 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
2960 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
2961 * profile.c (instrument_values): Add new counters.
2962 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
2964 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
2965 (tree_init_edge_profiler): Build new profilers.
2966 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
2967 (pass_tree_profile): Add dump.
2968 (tree_profile_hooks): Update.
2969 * Makefile.in (LIBGCOV): Add new constants.
2970 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
2971 __gcov_ior_profiler): New.
2972 * i386.md (movmem/setmem expanders): Add new optional arguments.
2974 2007-01-28 David Edelsohn <edelsohn@gnu.org>
2976 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
2978 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
2980 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
2981 (tree_unswitch_single_loop): Pass eni_size_weights to
2982 tree_num_loop_insns.
2983 * tree-ssa-loop-manip.c: Include tree-inline.h.
2984 (can_unroll_loop_p): Pass eni_size_weights to
2985 tree_num_loop_insns.
2986 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
2987 Pass eni_size_weights to estimate_num_insns.
2988 * tree.h (init_inline_once): Export.
2989 * toplev.c (backend_init): Call init_inline_once.
2990 * cgraphunit.c (cgraph_process_new_functions,
2991 cgraph_analyze_function): Pass eni_inlining_weights to
2993 * ipa-inline.c (compute_inline_parameters): Ditto.
2994 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
2995 to estimate_num_insns.
2996 (try_unroll_loop_completely): Pass eni_size_weights to
2997 tree_num_loop_insns.
2998 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
2999 ot estimate_num_insns.
3000 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3001 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3002 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3003 eni_time_weights): New variables.
3004 (init_inline_once): Initialize them.
3005 (struct eni_data): Mew.
3006 (estimate_num_insns_1, estimate_num_insns): Use weights.
3007 * tree-inline.h (struct eni_weights_d): New.
3008 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3009 (estimate_num_insns): Declaration changed.
3010 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3011 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3012 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3014 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3016 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3017 relations in the conflict function is valid.
3019 2007-01-27 Ian Lance Taylor <iant@google.com>
3021 * common.opt: Add fstrict-overflow.
3022 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3023 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3024 (TYPE_OVERFLOW_UNDEFINED): Define.
3025 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3027 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3028 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3029 (fold_negate_expr): Likewise.
3030 (make_range): Likewise.
3031 (extract_muldiv_1): Likewise.
3032 (maybe_canonicalize_comparison): Likewise.
3033 (fold_comparison): Likewise.
3034 (fold_binary): Likewise.
3035 (tree_expr_nonnegative_p): Likewise.
3036 (tree_expr_nonzero_p): Likewise.
3037 * tree-vrp.c (compare_values): Likewise.
3038 (extract_range_from_binary_expr): Likewise.
3039 (extract_range_from_unary_expr): Likewise.
3040 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3042 (nowrap_type_p): Likewise.
3043 * tree-scalar-evolution.c (simple_iv): Likewise.
3044 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3045 (build_range_check): Likewise.
3046 (extract_muldiv_1): Likewise.
3047 (fold_comparison): Likewise.
3048 * tree-vrp.c (vrp_int_const_binop): Likewise.
3049 (extract_range_from_unary_expr): Likewise.
3050 * convert.c (convert_to_integer): Likewise.
3051 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3052 (fold_comparison): Likewise.
3053 (fold_binary): Likewise.
3054 * optabs.c (optab_for_tree_code): Likewise.
3055 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3056 * simplify-rtx.c (simplify_const_relational_operation): Check
3057 flag_strict_overflow and flag_trapv.
3058 (simplify_const_relational_operation): Likewise.
3059 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3060 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3063 2007-01-27 Roger Sayle <roger@eyesopen.com>
3065 * tree.c (tree_fold_gcd): Delete.
3066 * tree.h (tree_fold_gcd): Remove prototype.
3067 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3068 test whether one constant integer is a multiple of another. Instead
3069 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3070 * fold-const.c (multiple_of_p): We've determined both TOP and
3071 BOTTOM are integer constants so we can call int_const_binop directly
3072 instead of the more generic const_binop.
3074 2007-01-27 Roger Sayle <roger@eyesopen.com>
3076 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3077 1*X check that the constant hasn't overflowed, to preserve the
3079 (round_up): Provide an efficient implementation when rouding-up an
3080 INTEGER_CST to a power-of-two.
3082 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3084 * doc/sourcebuild.texi: Add comma for clarity.
3085 * doc/extend.texi: Fix some typos.
3086 * doc/passes.texi: Likewise.
3087 * doc/cppinternals.texi: Likewise.
3088 * doc/c-tree.texi: Likewise.
3089 * doc/tree-ssa.texi: Likewise.
3090 * doc/install.texi: Likewise.
3092 2007-01-27 Jan Hubicka <jh@suse.cz>
3094 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3095 (pass_sra): Do not require alias information.
3096 * passes.c (init_optimization_passes): Add SRA
3098 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3100 * tracer.c (rest_of_handle_tracer): We already cleaned
3101 up the CFG in tracer() so don't do it here again.
3102 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3103 cleanup_cfg here, either. And don't call renumber_insns.
3105 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3106 and BB_HEAD are in the insn stream here. Instead make sure
3107 that BB_INSN is valid on all insns. Also, do check here that
3108 there are no pending branch predictions...
3109 (rtl_verify_flow_info): ...instead of doing it here. Checks
3110 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3113 2007-01-26 Roger Sayle <roger@eyesopen.com>
3115 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3116 function to simplify/factorize operand order canonicalization.
3117 (ix86_fixup_binary_operands): Reorganize using the above function.
3118 (ix86_binary_operator_ok): Likewise.
3120 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3122 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3123 file scope from optimize_attrs.
3124 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3126 (optimize_attrs): Clear insn_code_values after freeing it.
3128 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3130 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3131 a parts.base assignment.
3133 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3135 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3136 (compute_subscript_distance, initialize_data_dependence_relation,
3137 finalize_ddr_dependent, analyze_ziv_subscript,
3138 analyze_siv_subscript_cst_affine,
3139 compute_overlap_steps_for_affine_univar,
3140 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3141 analyze_siv_subscript, analyze_miv_subscript,
3142 analyze_overlapping_iterations, subscript_dependence_tester_1,
3143 compute_self_dependence, free_dependence_relation): Work
3144 with affine_fn instead of chrecs.
3145 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3146 common_affine_function, affine_function_base,
3147 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3148 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3149 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3150 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3151 (all_chrecs_equal_p): Removed.
3152 * tree-data-ref.h (affine_fn, conflict_function): New types.
3153 (struct subscript): Change type of conflicting_iterations_in_a
3154 and conflicting_iterations_in_b.
3156 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3159 * config/pa/pa.h (TARGET_HPUX_11): New.
3160 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3161 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3163 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3164 Richard Guenther <rguenther@suse.de>
3166 * tree-ssa-structalias.c (solve_graph): Handle case
3167 we merged the variable to another.
3169 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3171 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3174 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3175 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3177 2007-01-25 DJ Delorie <dj@redhat.com>
3179 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3180 allow changes to modes which don't fit in those registers.
3182 * reload1.c (choose_reload_regs): Check for invalid subregs before
3183 computing their locations, not after.
3185 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3188 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3189 save Altivec registers in an eh_return function.
3190 (compute_vrsave_mask): Likewise.
3191 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3192 for saving Altivec registers.
3193 (rs6000_emit_prologue): Don't allocate stack twice in
3194 eh_return function. Correct expected value of altivec_save_offset
3195 when using save_world. Describe save of R0 to stack when using
3196 save_world. Describe stack pointer adjustment when using
3197 save_world. Remove duplicated eh_return parameter register saving.
3198 Update sp_offset variable after save_world.
3199 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3201 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3202 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3205 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3207 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3209 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3212 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3213 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3215 2007-01-25 Richard Guenther <rguenther@suse.de>
3217 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3218 * common.opt (-Wcoverage-mismatch): New warning option.
3219 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3220 if -Wcoverage-mismatch is given.
3222 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3224 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3225 (ipcp_driver): Change to static definition.
3226 Add dumping of the ifunctions.
3227 (constant_val_insert): Remove unused parameter. Support for SSA.
3228 (ipcp_propagate_const): Support for SSA.
3229 (ipcp_profile_bb_print): Print only analyzed nodes.
3230 (ipcp_replace_map_create): Remove support for Fortran constant
3232 * ipa-prop.c (ipa_method_modify_stmt,
3233 ipa_callsite_compute_param): Support for SSA.
3234 * ipa-prop.h (ipcp_driver): Remove declaration.
3235 (IS_VALID_TREE_MAP_INDEX): Add define.
3237 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3239 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3241 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3244 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3245 constant argument to cabs and do it without checking for
3246 -funsafe-math-optimizations.
3248 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3250 * c-common.h (RID_FIRST_CXX0X): New.
3251 (RID_LAST_CXX0X): New.
3252 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3254 * c.opt (Wc++0x-compat): New.
3255 * doc/invoke.texi (-Wc++0x-compat): Document.
3257 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3259 * builtins.c (fold_builtin_carg): New.
3260 (fold_builtin_1): Use it.
3262 2007-01-24 Jan Hubicka <jh@suse.cz>
3264 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3266 * ipa-inline.c (initial_insns, max_insns): Delete.
3267 (compute_max_insns): New function.
3268 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3269 of insns as base for code growth.
3270 (cgraph_decide_inlining): Make initial_insns local; do not compute
3272 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3273 * doc/invoke.texi (inline-unit-growth): Update docs.
3275 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3277 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3278 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3279 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3280 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3281 for CPUs that have PTA_CX16 set.
3284 * gimplify.c (omp_check_private): New function.
3285 (gimplify_scan_omp_clauses): Use it for
3286 firstprivate/lastprivate/reduction.
3289 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3290 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3293 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3294 If lower_lastprivate_clauses emits some statements, append them
3295 to dlist rather than body_p and to body_p append an initializer.
3296 (lower_omp_for): Adjust caller.
3298 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3300 * target.h (globalize_decl_name): New.
3301 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3302 * output.h (default_globalize_decl_name): New.
3303 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3305 (globalize_decl): Ditto.
3306 (default_globalize_decl_name): New.
3307 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3308 (ia64_handle_version_id_attribute): New.
3309 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3310 (ia64_asm_output_external): Use globalize_decl_name instead
3312 * doc/extend.texi (version_id): New pragma.
3313 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3315 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3317 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3318 _uleb128_t and _Unwind_SWord with _sleb128_t.
3319 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3320 uw_frame_state_for, uw_update_context_1): Likewise.
3321 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3322 * unwind-pe.h (read_uleb128, read_sleb128,
3323 read_encoded_value_with_base): Likewise.
3324 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3326 2007-01-24 Richard Guenther <rguenther@suse.de>
3328 * builtins.c (expand_builtin_cexpi): Get the fndecl
3329 for cexp in the correct way.
3331 2007-01-24 Jan Hubicka <jh@suse.cz>
3333 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3335 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3337 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3338 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3339 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3340 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3341 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3342 __SIZEOF_PTRDIFF_T__.
3343 * doc/cpp.texi: Documentation for the new builtin macros added.
3345 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3347 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3348 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3349 instead of operands[2] to avoid access past the end of array.
3351 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3353 * reload1.c (emit_reload_insns): Pass the reload register
3354 for a non-spill output reload through forget_old_reloads_1.
3356 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3358 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3359 _SOFT_DOUBLE if doubles use software floating-point.
3360 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3361 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3362 * config/rs6000/darwin-ldouble.c: Also compile functions for
3363 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3364 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3365 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3366 commented-out long double override.
3367 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3368 * config/rs6000/eabispe.h: Likewise.
3369 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3370 long double for non-SPE.
3371 (rs6000_handle_option): Likewise.
3372 (invalid_e500_subreg): Disallow more subregs involding DImode,
3373 DFmode, TImode or TFmode.
3374 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3376 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3378 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3379 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3381 (rs6000_legitimate_address): Also check for TFmode for E500
3383 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3384 (spe_build_register_parallel): Handle TFmode and TCmode.
3385 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3387 (function_arg): Handle TFmode and TCmode for E500 double.
3388 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3390 (print_operand): Handle TFmode and TImode for %y.
3391 (rs6000_generate_compare): Handle TFmode comparisons for E500
3393 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3394 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3395 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3396 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3397 TFmode for E500 double.
3398 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3399 (floatsidf2): Enable for E500 double.
3400 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3401 (extenddftf2): Change to extenddftf2_fprs.
3402 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3403 depending on TARGET_E500_DOUBLE.
3404 (extendsftf2): Enable for E500 double.
3405 (trunctfdf2): Enable for E500 double.
3406 (trunctfsf2): Change to trunctfsf2_fprs.
3407 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3408 depending on TARGET_E500_DOUBLE.
3409 (floatsitf2): Enable for E500 double.
3410 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3411 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3412 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3413 (negtf2): Change to negtf2_internal.
3414 (negtf2): New expander.
3415 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3416 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3417 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3418 (movdi_internal32): Use rs6000_nonimmediate_operand.
3419 (unnamed splitter): Likewise.
3420 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3421 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3422 (SPE64TF, DITI): New mode macros.
3423 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3426 (frob_<mode>_di_2): New.
3427 (frob_tf_di_8_2): New.
3428 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3430 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3432 (frob_ti_<mode>_8_2): New.
3433 (frob_ti_tf_2): New.
3434 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3435 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3437 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3438 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3439 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3440 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3441 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3442 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3445 2007-01-23 Ian Lance Taylor <iant@google.com>
3447 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3449 (OBJS-archive): Reformat, alphabetize.
3450 (OBJS): Change out_object_file to OBJS-md.
3452 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3454 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3455 JUMP_P and CALL_P predicates where applicable.
3456 * config/i386/i386.c: Ditto.
3457 * config/i386/i386.md: Ditto.
3458 * config/i386/mmx.md: Ditto.
3459 * config/i386/predicates.md: Ditto.
3461 2007-01-22 Andreas Schwab <schwab@suse.de>
3463 * config/m68k/m68k.h: Fix comment.
3465 2007-01-22 Jan Hubicka <jh@suse.cz>
3467 * passes.c (init_optimization_passes): Do not rerun
3468 pass_early_warn_uninitialized.
3470 2007-01-22 Richard Guenther <rguenther@suse.de>
3472 PR tree-optimization/30038
3473 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3475 (execute_cse_sincos_1): Likewise.
3476 (execute_cse_sincos): Likewise.
3477 (gate_cse_sincos): Likewise.
3478 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3479 the cexpi() canonicalization of sincos().
3480 * tree-pass.h (pass_cse_sincos): Declare.
3481 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3483 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3485 PR rtl-optimization/29329
3486 * combine.c (replaced_rhs_insn): Rename to i2mod.
3487 (replaced_rhs_value): Rename to i2mod_new_rhs.
3488 (i2mod_old_rhs): New global variable.
3489 (combine_instructions): Adjust for above change. Save a copy of
3490 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3491 note are substituted in the second instruction.
3492 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3493 ditch the note if it pertains to the second eliminated register
3494 and this register is mentioned in i2mod_old_rhs.
3497 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3499 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3500 the insn to which the note was originally attached.
3502 2007-01-21 Jan Hubicka <jh@suse.cz>
3504 * ipa-inline.c (inlining_mode): Comment, move up.
3505 (cgraph_decide_inlining_incrementally): Do not perform inlining
3506 itself; fix handling of flattening of self recursive functions.
3507 (cgraph_find_cycles): Remove.
3508 (cgraph_flatten_node): Remove.
3509 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3510 (try_inline): New function.
3511 (cgraph_early_inlining): Update call of
3512 cgraph_decide_inlining_incrementally. Apply inlining here.
3513 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3515 2007-01-21 Dirk Mueller <dmueller@suse.de>
3518 * tree-vrp.c (check_array_bounds): do not warn
3519 about ADDR_EXPR's of ARRAY_REF's which are immediately
3520 used in binary expressions.
3522 2007-01-21 Ira Rosen <irar@il.ibm.com>
3524 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3525 read_write_dep and macros for its access.
3526 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3527 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3528 argument, call vect_check_interleaving for every independent pair of
3529 data-refs. Mark loads that access the same memory location as a store
3531 (vect_check_dependences): Remove.
3532 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3533 call, fix the call to vect_analyze_data_ref_dependence.
3534 (vect_analyze_data_ref_access): For statements that access the same
3535 data-ref, check that they are not stores; for loads, check that there
3536 is no store that access the same location.
3538 2007-01-20 Roger Sayle <roger@eyesopen.com>
3539 Joseph Myers <joseph@codesourcery.com>
3541 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3542 (-fdump-rtl-stack): Likewise.
3543 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3544 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3545 (-mpt-fixed): Use @minus{} for minus sign.
3546 (Using Precompiled Headers): Fix under/overfull hbox.
3548 2007-01-20 Jan Hubicka <jh@suse.cz>
3550 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3551 place within annotation.
3553 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3555 * pa.c (output_move_double): Change array size of xoperands to 4.
3557 2007-01-20 Jan Hubicka <jh@suse.cz>
3559 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3562 2007-01-19 Ian Lance Taylor <iant@google.com>
3564 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3565 constant to unsigned HOST_WIDE_INT before negating.
3567 2007-01-19 Ian Lance Taylor <iant@google.com>
3569 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3571 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3572 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3573 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3574 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3575 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3576 (realloc_vdef, realloc_vuse): Change second parameter to
3578 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3580 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3581 unsigned. Change x and lim locals to unsigned.
3582 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3584 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3585 (copy_virtual_operands): Change i and n locals to unsigned.
3587 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3590 * builtins.c (fold_builtin_1): Handle builtin fdim.
3592 2007-01-20 Jan Hubicka <jh@suse.cz>
3594 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3595 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3596 init_alias_heapvars.
3597 (init_alias_heapvars): Initialize only when not already initialized.
3598 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3600 2007-01-19 Roger Sayle <roger@eyesopen.com>
3602 * common.opt (fsigned-zeros): New command line option.
3603 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3604 of flag_unsafe_math_optimizations.
3605 * opts.c (set_fast_math_flags): The -ffast-math command line option
3606 implies -fno-signed-zeros.
3607 (fast_math_flags_set_p): Likewise.
3609 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3610 the documentation of -ffast-math appropriately. Wrap long lines.
3612 2007-01-19 Steve Ellcey <sje@cup.hp.com>
3614 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
3615 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
3617 2007-01-19 Tomas Bily <tbily@suse.cz>
3619 * cgraphunit.c (cgraph_finalize_function): Updating of pid
3621 (tree_init_ic_make_global_vars): New function
3622 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
3623 (tree_gen_ic_profiler): New function
3624 (tree_gen_ic_func_profiler): New function
3625 (tree_profiling): Added calling of tree_gen_ic_func_profiler
3626 (tree_profile_hooks): Added hook for indirec/virtual calls
3627 * value-prof.c (tree_find_values_to_profile): New case for
3629 (tree_values_to_profile): Call for determining indirect/virtual
3631 (tree_indirect_call_to_profile): New function
3632 (tree_ic_transform): New function
3633 (tree_ic): New function
3634 (find_func_by_pid): New function
3635 (init_pid_map): New function
3636 (tree_value_profile_transformations): Added check for
3637 indirect/virtual call transformation
3638 * value-prof.h (enum hist_type): New counter type for
3639 indirect/virtual calls
3640 (profile_hooks): Added new hook for profiling indirect/virtual
3642 * profile.c (instrument_values): New case for indirect/virtual
3644 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
3645 (GCOV_COUNTER_V_INDIR): New counter type
3646 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
3647 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
3649 * cgraph.c: Definition of cgraph_max_pid
3650 (cgraph_create_node): Default init of pid attribute
3651 * cgraph.h: Declaration of cgraph_max_pid
3652 (struct cgraph_node): Added pid attribute
3653 * libgcov.c (__gcov_indirect_call_profiler): New function
3654 (__gcov_one_value_profiler_body): New function
3655 (__gcov_one_value_profiler): Body was moved to
3656 __gcov_one_value_profiler_body and calls it
3658 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
3660 * doc/gty.texi (Options): Document the mark_hook option to GTY.
3661 * gengtype.c (write_types_data, write_func_for_structure,
3662 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
3663 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
3664 (walk_type, write_func_for_structure): Generate the mark_hook if
3667 2007-01-19 Jan Hubicka <jh@suse.cz>
3669 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
3670 'early' argument take inlining mode argument specifying whether to
3671 inline for size/speeed or all functions; add support for flattening;
3673 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
3675 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3678 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
3679 the name of the declared identifier.
3681 2007-01-19 Dirk Mueller <dmueller@suse.de>
3683 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
3684 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
3685 duplicate evaluation.
3687 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3689 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
3690 Macroize expander using X87MODEF12 mode macro. Extend operand 1
3691 to XFMode, use acosxf2 and truncate result to requested mode.
3692 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
3693 (asin<mode>2): Similarly, with asin expanders.
3694 (*fscalexf4_i387): Rename from *fscalexf4.
3695 (expNcorexf3): New expander.
3696 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
3697 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
3698 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
3699 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
3700 patterns for SSE math.
3701 (exp10<mode>2): Similarly, with exp10 expanders.
3702 (exp2<mode>2): Similarly, with exp2 expanders.
3703 (expm1<mode>2): Similarly, with expm1 expanders.
3704 (ldexp<mode>3): Similarly, with ldexp expanders.
3705 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
3706 Use gen_truncxf<mode>2_i387_noop to truncate result.
3708 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3710 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
3711 for ColdFire targets.
3713 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
3714 Richard Sandiford <richard@codesourcery.com>
3716 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
3717 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
3718 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
3719 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
3720 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3721 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3723 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3725 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
3726 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
3727 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
3728 (*adddi_dilshr32_cf): New pattern.
3729 (adddi3, subdi3): Remove first alternatives.
3731 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3733 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
3734 implemented using move.l, do not use its cc result for floating-point
3737 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3739 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
3740 from accepting 's' constraints if flag_pic.
3742 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3744 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
3745 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
3746 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
3747 condition from TARGET_68881 to TARGET_HARD_FLOAT.
3749 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
3751 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
3752 ColdFire alternatives.
3753 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
3754 * config/m68k/m68k.md (clzsi2): Define for ColdFire
3755 architectures that support ff1 instruction.
3757 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3758 Julian Brown <julian@codesourcery.com>
3760 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
3761 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
3762 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
3765 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3767 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
3769 (output_move_const_into_data_reg, output_move_simode_const): Delete.
3770 * config/m68k/m68k.c (const_method, const_int_cost): Take a
3771 HOST_WIDE_INT instead of an rtx.
3772 (m68k_rtx_costs): Update call accordingly.
3773 (output_move_const_into_data_reg): Likewise. Fix formatting.
3774 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
3776 (output_move_simode_const): Update calls after above changes.
3777 Rework to use automatic variables and predicates like MEM_P.
3778 * config/m68k/m68k.md (pushexthisi_const): Update call to
3781 2007-01-19 Dirk Mueller <dmueller@suse.de>
3783 * tree-ssa-alias.c (perform_var_substitution): Fix typo
3786 2007-01-19 Richard Guenther <rguenther@suse.de>
3788 * builtins.c (expand_builtin_cexpi): Fall back to expanding
3789 via cexp in case sincos is not available.
3791 2007-01-19 Richard Guenther <rguenther@suse.de>
3793 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
3794 * defaults.h (TARGET_HAS_SINCOS): Default to off.
3795 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
3796 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
3797 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
3798 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
3799 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
3800 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
3802 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3804 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
3806 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
3807 (atan2xf3): Directly generate RTL pattern.
3808 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
3809 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3810 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3811 disable patterns for SSE math.
3812 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
3813 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3814 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3815 disable patterns for SSE math.
3817 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
3819 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
3821 2007-01-18 Roger Sayle <roger@eyesopen.com>
3823 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
3824 VIEW_CONVERT_EXPR to the same type as it's operand.
3826 2007-01-18 David Edelsohn <edelsohn@gnu.org>
3828 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
3829 configured for long double 128.
3831 2007-01-18 Mike Stump <mrs@apple.com>
3833 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
3836 2007-01-18 Michael Meissner <michael.meissner@amd.com>
3838 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
3841 2007-01-18 Jan Hubicka <jh@suse.cz>
3843 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
3844 greater than NUM_VOP_FREE_BUCKETS.
3846 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
3848 * tree-ssa-structalias.c: Update comments.
3849 (ptabitmap_obstack): Removed.
3851 (oldpta_obstack): Ditto.
3852 (stats): Add a few members.
3853 (struct variable_info): Remove node, complex, address_taken, and
3854 indirect_target members. Add oldsolution member.
3855 (new_var_info): Do not initialize removed members.
3856 (constraint_expr_type): Remove INCLUDES.
3857 (constraint_graph): Add size, implicit_preds, rep,
3858 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
3859 (FIRST_REF_NODE): New macro.
3860 (LAST_REF_NODE): Ditto.
3861 (FIRST_ADDR_NODE): Ditto.
3862 (find): New function.
3864 (dump_constraint): Do not handle INCLUDES.
3865 (insert_into_complex): Do not insert duplicate constraints.
3866 (condense_varmap_nodes): Renamed and rewritten into ...
3867 (merge_node_constraints): This. Also fix bug in handling of
3868 offseted copy constraints.
3869 (clear_edges_for_node): No longer need to deal with preds at all,
3870 or removing associated preds/succs.
3871 (merge_graph_nodes): Deal with indirect_cycles.
3872 Don't deal with predecessors.
3873 (add_implicit_graph_edge): New function.
3874 (add_pred_graph_edge): Ditto.
3875 (add_graph_edge): Don't deal with predecessors.
3876 (build_constraint_graph): Removed.
3877 (build_pred_graph): New function.
3878 (build_succ_graph): Ditto.
3879 (struct scc_info): Removed in_component. Added roots, dfs, and
3880 node_mapping. Remove visited_index, unification_queue.
3881 (scc_visit): Deal with union-find we do now.
3882 Deal with cycles with REF nodes.
3883 (collapse_nodes): Renamed and rewritten to ...
3884 (unify_nodes): This.
3885 (process_unification_queue): Removed.
3886 (topo_visit): Cleanup
3887 (do_da_constraint): Use find.
3888 (do_sd_constraint): Ditto.
3889 (do_ds_constraint): Ditto.
3890 (do_complex_constraint): Ditto.
3891 (init_scc_info): Update for removed and added members.
3892 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
3893 (find_indirect_cycles): This.
3894 (equivalence_class): New variable.
3895 (label_visit): New function.
3896 (perform_variable_substitution): Rewritten.
3897 (free_var_substitution_info): New function.
3898 (find_equivalent_node): Ditto.
3899 (move_complex_constraints): Ditto.
3900 (eliminate_indirect_cycles): Ditto.
3901 (solve_graph): Only propagate changed bits.
3902 Use indirect cycle elimination.
3904 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
3905 (tree_id_eq): Renamed to ...
3906 (tree_vi_eq): This. Update for member change
3907 (insert_id_for_tree): Renamed and rewritten to ...
3908 (insert_vi_for_tree): This.
3909 (lookup_id_for_tree): Renamed and rewritten to ...
3910 (lookup_vi_for_tree): This.
3911 (get_id_for_tree): Renamed and rewritten to ...
3912 (get_vi_for_tree): Ditto.
3913 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
3914 (process_constraint): Don't handle INCLUDES.
3915 Remove special ADDRESSOF case.
3916 (find_func_aliases): Rewrite to use vi functions instead of id
3918 (create_function_info_for): Ditto.
3919 (create_variable_info_for): Ditto.
3920 (intra_create_variable_infos): Ditto.
3921 (merge_smts_into): Ditto.
3922 (find_what_p_points_to): Ditto.
3923 (init_base_vars): Ditto.
3924 (init_alias_vars): Ditto.
3925 (remove_preds_and_fake_succs): New function.
3926 (dump_sa_points_to_info): Dump new stats.
3927 (dump_solution_for_var): Use find.
3928 (set_used_smts): Fix formatting.
3929 (compute_points_to_sets): Updated for new functions.
3930 (ipa_pta_execute): Ditto.
3932 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3933 Richard Sandiford <richard@codesourcery.com>
3935 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
3937 * calls.c (expand_call): If the return value is a PARALLEL,
3938 extract its first member.
3939 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
3940 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
3941 use FUNCTION_EXTRA_EPILOGUE.
3942 (m68k_function_value): Return a PARALLEL if the return value
3943 is of a pointer type.
3944 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
3945 (FUNCTION_EXTRA_EPILOGUE): Remove.
3946 * config/m68k/m68k.md (D0_REG): New constant.
3948 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3950 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
3951 output a NOP for empty epilogues.
3953 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3955 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
3956 before function. Extend register save check to include all
3957 registers, not just integer ones.
3959 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3961 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
3962 (m68k_use_return_insn): ...this.
3963 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
3964 * config/m68k/m68k.c (use_return_insn): Rename to...
3965 (m68k_use_return_insn): ...this.
3966 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
3969 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3971 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
3972 nearest even, fix denormal rounding overflow.
3974 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3976 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
3977 f%$smove and f%$move.
3978 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
3979 (extendsfdf2_cf): Use fdmove instead of f%&move.
3980 (truncdfsf2_cf): Use fsmove instead of f%$smove.
3981 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
3983 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3985 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
3988 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3990 * real.h (real_format): Add a canonical_nan_lsbs_set field.
3991 (coldfire_single_format): Declare.
3992 (coldfire_double_format): Likewise.
3993 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
3994 of qnan_msb_set to determine the lower bits of a canonical
3996 (encode_ieee_double): Likewise.
3997 (encode_ieee_quad): Likewise.
3998 (ieee_single_format): Initialize canonical_nan_lsbs_set.
3999 (mips_single_format): Likewise.
4000 (ieee_double_format): Likewise.
4001 (mips_double_format): Likewise.
4002 (ieee_extended_motorola_format): Likewise.
4003 (ieee_extended_intel_96_format): Likewise.
4004 (ieee_extended_intel_128_format): Likewise.
4005 (ieee_extended_intel_96_round_53_format): Likewise.
4006 (ibm_extended_format): Likewise.
4007 (mips_extended_format): Likewise.
4008 (ieee_quad_format): Likewise.
4009 (mips_quad_format): Likewise.
4010 (vax_f_format): Likewise.
4011 (vax_d_format): Likewise.
4012 (vax_g_format): Likewise.
4013 (i370_single_format): Likewise.
4014 (i370_double_format): Likewise.
4015 (decimal_single_format): Likewise.
4016 (decimal_double_format): Likewise.
4017 (decimal_quad_format): Likewise.
4018 (c4x_single_format): Likewise.
4019 (c4x_extended_format): Likewise.
4020 (real_internal_format): Likewise.
4021 (coldfire_single_format): New real_format.
4022 (coldfire_double_format): Likewise.
4023 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4024 canonical_nan_lsbs_set.
4025 (pdp11_d_format): Likewise.
4026 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4027 if TARGET_COLDFIRE_CPU.
4029 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4031 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4032 (output_call, m68k_legitimize_call_address): Declare.
4033 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4034 parenthesees. Add support for a 'W' constraint.
4035 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4036 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4037 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4038 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4040 (override_options): Initialize them. Do not set flag_no_function_cse
4041 for TARGET_ID_SHARED_LIBRARY.
4042 (m68k_output_pic_call): Delete.
4043 (m68k_legitimize_call_address): New function.
4044 (print_operand): Remove the %o prefix. Handle the %p prefix.
4045 (output_call): New function.
4046 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4047 target address from the GOT if symbolic jumps are not allowed.
4048 * config/m68k/m68k.md (call, general_operand): Do not set
4049 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4050 Merge separate flag_pic and !flag_pic define_insns into...
4051 (*call, *call_value): ...these new patterns. Match the address
4052 rather than the containing MEM and require it to be a call_operand.
4053 Use output_call to generate the asm template.
4054 * config/m68k/predicates.md (const_call_operand): New predicate.
4055 (call_operand): Likewise.
4057 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4059 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4060 (STACK_GROWS_DOWNWARD): Define to 1.
4061 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4062 comments, emphasizing that these values are only defaults.
4063 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4064 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4066 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4068 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4070 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4071 Richard Sandiford <richard@codesourcery.com>
4073 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4074 (FP_REGNO_P): New macros.
4075 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4076 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4077 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4078 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4080 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4082 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4083 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4085 * config/m68k/t-floatlib: New file, extracting common code from...
4086 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4087 * config/m68k/t-uclinux: Here.
4088 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4089 routines on ColdFire targets.
4091 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4093 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4094 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4095 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4096 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4097 explicitly set MOTOROLA to 1.
4098 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4100 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4101 Nathan Sidwell <nathan@codesourcery.com>
4103 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4104 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4105 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4106 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4107 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4108 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4109 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4110 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4111 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4112 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4113 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4114 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4115 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4116 (DBX_REGISTER_NUMBER): Delete.
4117 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4118 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4119 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4121 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4123 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4124 * config/flat.h: New file.
4125 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4127 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4128 indirect references for -msep-data or -mid-shared-library.
4129 Do not use PC-relative code addresses either.
4130 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4132 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4133 for shared libraries and crt1.o for executables. Use crti.o and
4135 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4136 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4137 Do not add -elf2flt or -shared-lib-id options here.
4138 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4139 Pass -shared-lib-id if -mid-shared-library, taking the library
4140 identifier from -mshared-library-id if given, otherwise
4142 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4143 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4144 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4145 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4146 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4147 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4149 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4150 jump sequence for ISA A and ISA A+.
4151 (PICJUMP): Likewise.
4153 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4155 * config.gcc (m68k-*-uclinux*): Base the port on the common
4156 and m68k GNU/Linux files rather than on the generic ELF ones.
4157 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4158 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4160 2007-01-18 Julian Brown <julian@codesourcery.com>
4161 Richard Sandiford <richard@codesourcery.com>
4163 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4164 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4165 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4167 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4169 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4171 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4173 * doc/install.texi: Document m68k-uclinuxoldabi.
4174 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4175 * config/m68k/uclinux-oldabi.h: New file, copied from
4176 config/m68k/uclinux.h.
4178 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4180 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4181 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4182 (m32r_compute_frame_size): Use unsigned for regno.
4183 (m32r_reload_lr): Use gen_frame_mem.
4185 (m32r_output_function_epilogue): Don't output the function epilogue
4187 (m32r_expand_epilogue): New.
4188 (direct_return): Return false if the function has the interrupt
4190 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4191 * config/m32r/m32r.md (epilogue): New expander.
4192 (return_lr, return_rte): New insns.
4193 (return): Make it expander.
4194 (return_normal): New expander.
4196 2007-01-18 Josh Conner <jconner@apple.com>
4199 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4200 support for UNLE, UNLT, UNGE, and UNGT.
4202 2007-01-18 Jan Hubicka <jh@suse.cz>
4204 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4205 * tree-tailcall (add_virtual_phis): Likewise.
4206 (optimize_tail_call): Return TODOs.
4207 (execute_tail_calls): Return TODOs.
4208 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4209 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4211 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4212 Cleanup cfg using TODO.
4213 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4214 * passes.c (execute_function_todo): When cleanup did something, remove
4216 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4217 (make_edges): Don't cleanup_cfg.
4219 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4221 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4222 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4223 operate on the top of stack.
4224 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4225 register handling of instructions that output to the second
4227 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4228 (move_for_stack_reg): Special-case check for dead destination
4229 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4231 * config/i386/i386.md (UNSPEC_TAN): New constant.
4232 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4233 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4234 to correctly model move of constant 1.0 to top stack slot.
4235 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4236 (unnamed peephole2 pattern): Remove corresponding peephole2
4237 pattern that optimizes tan insn and loading of constant 1.0.
4238 (tanxf2): Use fptanxf4_i387.
4239 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4240 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4241 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4242 disable patterns for SSE math.
4243 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4244 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4246 2007-01-18 Dirk Mueller <dmueller@suse.de>
4247 Richard Guenther <rguenther@suse.de>
4250 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4251 * common.opt (Warray-bounds): Add new warning option.
4252 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4254 * Makefile.in: make tree-vrp.o depend on toplev.h
4255 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4257 (check_array_refs, check_array_bounds, check_array_ref): New.
4259 2007-01-18 Jan Hubicka <jh@suse.cz>
4261 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4262 (execute_ssa_ccp): Return flags conditionally.
4263 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4265 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4267 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4269 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4270 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4272 * Makefile.c (GTFILES): Add cfglayout.h.
4273 * gengtype.c (open_base_files): Likewise.
4274 * cfglayout.c (cfg_layout_function_footer,
4275 cfg_layout_function_header) Reindent to make gengtype happy.
4276 * cfglayout.h (cfg_layout_function_footer,
4277 cfg_layout_function_header): Add GTY(()) marker.
4279 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4281 2007-01-18 Ben Elliston <bje@au.ibm.com>
4283 * genautomata.c (write_automata): Include xstrerror output in the
4284 error message if writing the DFA description file fails.
4286 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4288 * config/mips/mips-protos.h (mips_output_external): Make it
4290 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4291 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4292 (extern_list): Likewise.
4293 (extern_head): Likewise.
4294 (TARGET_ASM_FILE_END): Likewise.
4295 (mips_file_end): Likewise.
4296 (mips_output_external): Rewritten.
4298 2007-01-18 Ben Elliston <bje@au.ibm.com>
4300 * genpreds.c (write_insn_preds_c): Only write out the function
4301 body for regclass_for_constraint if we have register constraints.
4303 2007-01-17 Tom Tromey <tromey@redhat.com>
4305 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4306 * doc/install.texi (Testing): Use sourceware.org.
4307 (Binaries): Likewise.
4308 (Specific): Likewise.
4309 * doc/contrib.texi (Contributors): Use sourceware.org.
4311 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4313 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4314 (AVR_ENHANCED): Rename to ...
4315 (AVR_HAVE_MUL): ... new.
4316 (avr_enhanced_p): Rename to ...
4317 (avr_have_mul_p): ... new.
4318 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4319 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4320 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4321 (avr_have_mul_p): ... new.
4322 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4323 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4324 'avr_enhanced_p' and 'enhanced'.
4325 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4326 AVR_HAVE_MUL instead of AVR_ENHANCED.
4327 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4328 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4329 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4330 instead of AVR_ENHANCED.
4331 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4332 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4333 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4335 2007-01-17 Ian Lance Taylor <iant@google.com>
4337 * vec.h (VEC_reserve_exact): Define.
4338 (vec_gc_p_reserve_exact): Declare.
4339 (vec_gc_o_reserve_exact): Declare.
4340 (vec_heap_p_reserve_exact): Declare.
4341 (vec_heap_o_reserve_exact): Declare.
4342 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4344 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4346 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4347 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4348 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4349 * vec.c (calculate_allocation): Add exact parameter. Change all
4351 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4352 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4353 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4354 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4355 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4356 (vec_heap_p_reserve_exact): New function.
4357 (vec_heap_o_reserve_exact): New function.
4359 2007-01-17 Jan Hubicka <jh@suse.cz>
4361 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4363 2007-01-17 Eric Christopher <echristo@apple.com>
4365 * config.gcc: Support core2 processor.
4367 2007-01-16 Jan Hubicka <jh@suse.cz>
4369 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4370 the names, just unlink the chain so we don't crash on dangling pointers
4373 2007-01-16 Jan Hubicka <jh@suse.cz>
4375 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4376 * tree-pass.h: Reorder to make IPA passes appear toegher.
4377 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4378 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4379 parameters, do not call early inliner.
4380 * ipa-inline.c: Update comments. Include tree-flow.h
4381 (cgraph_decide_inlining): Do not compute inlining parameters.
4382 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4383 be called with function context set up.
4384 (pass_ipa_inline): Remove unreachable functions before pass.
4385 (cgraph_early_inlining): Simplify assuming to be called from the
4387 (pass_early_inline): New pass.
4388 (cgraph_gate_ipa_early_inlining): New gate.
4389 (pass_ipa_early_inline): Turn into simple wrapper.
4390 (compute_inline_parameters): New function.
4391 (gate_inline_passes): New gate.
4392 (pass_inline_parameters): New pass.
4393 (apply_inline): Move here from tree-optimize.c
4394 (pass_apply_inline): New pass.
4395 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4397 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4399 (tree_function_versioning): Do not allocate dummy struct function.
4400 * tree-inline.h (optimize_inline_calls): Update prototype.
4401 * tree-optimize.c (execute_fixup_cfg): Export.
4402 (pass_fixup_cfg): Remove
4403 (tree_rest_of_compilation): Do not apply inlines.
4404 * tree-flow.h (execute_fixup_cfg): Declare.
4405 * Makefile.in (gt-passes.c): New.
4406 * passes.c: Include gt-passes.h
4407 (init_optimization_passes): New passes.
4408 (nnodes, order): New static vars.
4409 (do_per_function_toporder): New function.
4410 (execute_one_pass): Dump current pass here.
4411 (execute_ipa_pass_list): Don't dump current pass here.
4413 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4415 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4416 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4418 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4420 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4421 (strong_alias): Define.
4422 (__gcc_qmul): Provide non-FMA for soft-float.
4428 (__gcc_qunord): New.
4438 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4439 soft-float functions.
4440 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4441 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4442 about long double soft float.
4444 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4445 Tehila Meyzels <tehila@il.ibm.com>
4447 * tree-vectorizer.h (is_pattern_stmt_p): New.
4448 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4449 formatting (tabs instead of spaces). Cleanup and clarify setting
4450 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4451 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4452 (vectorizable_type_demotion): Check that types are integral.
4453 (vectorizable_type_promotion): Likewise.
4454 (vectorizable_store): Fix typo. Eliminate new-line at end of
4457 2007-01-16 Jan Hubicka <jh@suse.cz>
4459 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4462 2007-01-15 Eric Christopher <echristo@apple.com>
4464 * ifcvt.c: Include vec.h, vecprim.h.
4465 (check_cond_move_block): New argument regs.
4466 Reorganize. Add registers used to regs.
4467 (cond_move_process_if_block): Use regs set above as
4470 2007-01-15 Eric Christopher <echristo@apple.com>
4472 * config/darwin.h: Update copyright.
4473 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4474 (LINK_COMMAND_SPEC): Add -u.
4475 (LINK_SPEC): Fix umbrella for above.
4477 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4479 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4482 2007-01-15 Tom Tromey <tromey@redhat.com>
4484 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4485 * doc/install.texi (Testing): Don't mention jacks.
4486 (Configuration): Document --enable-java-maintainer-mode. Move
4487 --with-java-home to libgcj-specific section. Document
4489 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4491 2007-01-15 Jan Hubicka <jh@suse.cz>
4493 * tree-ssa-dce.c (DCE_TODOs): New.
4494 (propagate_necessity): Return if something changed.
4495 (eliminate_unnecessary_stmts): Likewise.
4496 (perform_tree_ssa_dce): Return TODO flags when needed.
4497 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4499 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4501 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4502 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4503 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4504 patterns using X87MODEF12 mode macro. Extend operand 1
4505 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4506 (log10<mode>2): Ditto.
4507 (log2<mode>2): Ditto.
4508 (log1p<mode>2): Ditto.
4509 (logb<mode>2): Ditto.
4510 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4511 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4512 (*fxtractxf3_i387): Rename from *fxtractxf3.
4513 (fxtract_extend<mode>xf3_i387): New insn pattern.
4514 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4515 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4516 and gen_fyl2xxf3_i387().
4518 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4520 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4521 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4522 get_loop_exit_edges. Changed return type to bool.
4523 * cfgloop.h (fix_loop_placement): Declaration removed.
4525 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4527 * param.h (MIN_VECT_LOOP_BOUND): New.
4528 * params.def (MIN_VECT_LOOP_BOUND): New.
4529 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4530 argument - minimum threshold for number of iterations.
4531 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4532 argument to declaration.
4533 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4534 MIN_VECT_LOOP_BOUND.
4535 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4536 slpeel_tree_peel_loop_to_edge with additional argument.
4537 (vect_do_peeling_for_alignment): Likewise.
4538 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4540 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4543 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4546 2007-01-14 Jan Hubicka <jh@suse.cz>
4548 * tree-dfa.c (remove_referenced_var): New function.
4549 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4550 prune referenced vars list too.
4551 * tree-flow.h (remove_referenced_var): Declare.
4553 2007-01-14 Jan Hubicka <jh@suse.cz>
4555 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4557 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4558 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4559 * except.h (verify_eh_throw_table_statements): Kill prototype.
4560 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4561 into call exrepssions.
4562 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4564 * tree-cfg.c: Include pointer-set.h.
4565 (verify_node_sharing): Work on pointer set.
4566 (verify_eh_throw_stmt_node): New.
4567 (verify_stmts): Use pointers sets, verify throw_stmt.
4569 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4571 * ipa-reference.c (analyze_function): Consider also addresses taken
4574 2007-01-12 Roger Sayle <roger@eyesopen.com>
4576 * c-typeck.c (null_pointer_constant_p): Replace use of
4577 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4578 (build_c_cast): Likewise.
4580 2007-01-12 Roger Sayle <roger@eyesopen.com>
4582 * tree.h (force_fit_type_double): Remove unused final argument.
4583 * c-common.c (constant_expression_warning): Replace use of
4584 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4585 (convert_and_check): Likewise.
4586 (shorten_compare): Update call to force_fit_type_double.
4587 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4588 * convert.c (convert_to_pointer): Update call to
4589 force_fit_type_double.
4590 * fold-const.c (force_fit_type_double): Remove overflowed_const
4592 (int_const_binop, fold_convert_const_int_from_int,
4593 fold_convert_const_int_from_real, fold_div_compare,
4594 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4595 fold_abs_const, fold_not_const): Remove the final argument from
4596 calls to force_fit_type_double.
4598 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4600 * configure.ac: Set insn to "nop" for spu-*-* also.
4601 * configure: Regenerate.
4603 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4605 * builtins.def : Add BUILT_IN_FREE.
4607 2007-01-12 Jan Hubicka <jh@suse.cz>
4609 PR tree-optimization/30443
4610 * tree-inline.c (tree_function_versioning): Do not optimize when
4611 cloning for inlining.
4613 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
4615 * doc/loop.texi: Document recording of loop exits.
4616 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
4617 (update_single_exits_after_duplication,
4618 update_single_exit_for_duplicated_loop,
4619 update_single_exit_for_duplicated_loops): Removed.
4620 (duplicate_loop_to_header_edge): Do not call
4621 update_single_exits_after_duplication and
4622 update_single_exit_for_duplicated_loops.
4623 (loop_version): Do not update single_exit information.
4624 (fix_loop_structure): Use record_loop_exits instead of
4625 mark_single_exit_loops.
4626 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
4627 the lists of loop exits.
4628 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
4629 split_edge, merge_blocks): Update the lists of loop exits.
4630 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
4631 loop_optimizer_init.
4632 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
4633 of mark_single_exit_loops.
4634 (loop_optimizer_finalize): Call release_recorded_exits.
4635 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
4636 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
4637 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
4638 update single exit information.
4639 * lambda-code.c (perfect_nestify): Ditto.
4640 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
4641 (mark_single_exit_loops): Removed.
4642 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
4643 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
4644 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
4646 (get_loop_exit_edges, single_exit): Use recorded exit lists.
4647 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
4648 (verify_loop_structure): Verify consistency of the exit lists.
4649 (flow_loops_find): Use alloc_loop. Initialize exits hash.
4650 (set_single_exit): Removed.
4651 * cfgloop.h (struct loop_exit): New function.
4652 (struct loop): single_exit_ field replaced by exits field.
4653 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
4654 (struct loops): Added exits hash.
4655 (mark_single_exit_loops, set_single_exit): Declaration removed.
4656 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
4658 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4660 * doc/invoke.texi: Avoid use of @headitem.
4662 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4664 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
4666 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4668 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
4671 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4672 Richard Sandiford <richard@codesourcery.com>
4674 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
4675 * config/m68k/m68k.opt: Resort options.
4676 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
4678 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4679 Richard Sandiford <richard@codesourcery.com>
4681 * doc/invoke.texi: Document the macros that are defined by
4682 m68k's -mtune and -mhard-float options.
4683 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
4684 (m68k_cpp_cpu_family): Likewise.
4685 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
4686 of __ucfv*__ macros. Define __mcffpu__ if generating code for
4687 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
4688 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
4689 (m68k_cpp_cpu_family): Likewise.
4691 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4693 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
4694 macros besides mc68000 as tuning macros. Use a switch statement
4695 to set them and mcpu32.
4697 2007-01-12 Julian Brown <julian@codesourcery.com>
4699 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
4700 (TARGET_68040_ONLY): Rename to...
4701 (TARGET_68040): ...this.
4702 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
4703 * config/m68k/m68k.md: Likewise.
4705 2007-01-12 Julian Brown <julian@codesourcery.com>
4706 Nathan Sidwell <nathan@codesourcery.com>
4707 Richard Sandiford <richard@codesourcery.com>
4709 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
4710 the -mcpu= argument associated with the --with-cpu setting.
4711 Define M68K_DEFAULT_TUNE to the default -mtune= option,
4712 if different from the one implied by the -mcpu setting.
4713 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
4714 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
4715 * doc/invoke.texi: Mention ColdFire in the introduction to the
4716 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
4717 -mno-div and -mhard-float options. Make -m68881 a synonym for
4718 -mhard-float. Document the previously-undocumented -m5206e,
4719 -m528x, -m5307 and -m5407 options. Tweak the existing option
4720 documentation for consistency.
4721 * doc/install.texi: Mention new --with-cpu arguments.
4722 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
4723 default CPU if neither -mcpu nor -march are specified.
4724 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
4725 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
4726 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
4727 using m68k_tune to decide between families that implement the
4728 same ISA. Use m68k_tune to set __mcfv4e__.
4729 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
4730 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
4731 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
4732 (FL_ISA_C, FL_ISA_MMU): New macros.
4733 (MASK_COLDFIRE): Delete.
4734 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
4735 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
4736 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
4737 (TARGET_HARD_FLOAT): Do not define here.
4738 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
4739 (TUNE_68000): New macro.
4740 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
4741 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
4742 (TUNE_CFV2): Redefine in terms of m68k_tune.
4743 (uarch_type, target_device, fpu_type): New enums.
4744 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
4745 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
4746 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
4747 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
4748 (FL_FOR_isa_c): New macros.
4749 (m68k_isa): New enum.
4750 (m68k_target_selection): New structure.
4751 (all_devices, all_isas, all_microarchs): New tables.
4752 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
4753 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
4754 (MASK_ALL_CPU_BITS): Delete.
4755 (m68k_find_selection): New function.
4756 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
4757 Map the legacy target options to a combination of the new ones.
4758 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
4759 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
4760 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
4762 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
4763 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
4765 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
4766 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
4767 * config/m68k/m68k-devices.def: New file.
4769 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4770 Nathan Sidwell <nathan@codesourcery.com>
4772 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
4773 (SUBTARGET_EXTRA_SPECS): New macros.
4774 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
4775 use %(asm_cpu_spec) instead.
4776 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
4777 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
4778 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
4779 (EXTRA_SPECS): Rename to...
4780 (SUBTARGET_EXTRA_SPECS): ...this.
4782 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4783 Richard Sandiford <richard@codesourcery.com>
4784 Julian Brown <julian@codesourcery.com>
4786 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4787 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
4788 to the configuration's default CPU.
4789 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
4790 Remove default masks.
4791 (m680[012]0-*-*): Set the default with_cpu to the first part of
4793 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
4794 (m68k*-*-linux): Extend the --with-cpu handling to...
4795 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
4796 and m68010. Don't set target_cpu_default2.
4797 * doc/install.texi: Document --with-cpu for m68k.
4798 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
4799 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
4800 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
4801 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
4802 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
4803 (ASM_SPEC): Remove use of %(asm_cpu_default).
4804 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
4805 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
4806 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
4807 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
4808 __HAVE_FPU__ if TARGET_HARD_FLOAT.
4809 (TARGET_DEFAULT): Delete.
4810 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
4811 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
4812 (CPP_CPU_SPEC): Delete.
4813 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
4814 the appropriate string.
4815 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
4816 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
4817 (ASM_SPEC): Don't use %(asm_default_spec).
4818 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
4819 TARGET_DEFAULT and add MASK_68881.
4820 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
4822 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4824 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
4825 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
4826 MASK_68010 alongside MASK_68020.
4827 * doc/invoke.texi: Document -m68010.
4828 * config/m68k/m68k.opt (m68010): New.
4829 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
4831 (TUNE_68010): New macro.
4832 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
4833 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
4834 (M68K_CPU_m68332): Add MASK_68010.
4835 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
4836 fallback definition.
4837 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
4839 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
4840 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
4841 to all entries that use MASK_68020.
4842 (output_move_simode_const, output_move_himode, output_move_qimode)
4843 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
4844 instead of TARGET_68020 to select clr behavior. Remove comment
4845 about there being no TARGET_68010.
4846 * config/m68k/m68k.md: Likewise throughout.
4848 2007-01-12 Julian Brown <julian@codesourcery.com>
4850 * config/m68k/m68k.h (TARGET_ISAB): New macro.
4851 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
4852 * config/m68k/m68k.md: Likewise.
4854 2007-01-12 Julian Brown <julian@codesourcery.com>
4856 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
4857 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
4859 2007-01-12 Julian Brown <julian@codesourcery.com>
4861 * config/m68k/m68k.h (TUNE_68040_60): New macro.
4862 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
4863 * config/m68k/m68k.md: Likewise.
4865 2007-01-12 Julian Brown <julian@codesourcery.com>
4866 Richard Sandiford <richard@codesourcery.com>
4868 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
4869 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
4870 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
4872 (TARGET_CPU32): Rename to...
4873 (TUNE_CPU32): ...this.
4874 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
4875 (TUNE_CFV2): New macros.
4876 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
4877 remove conditions that are implied by TARGET_68020.
4878 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
4879 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
4880 (m68k_output_function_epilogue): Likewise.
4881 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
4882 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
4883 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
4884 non-68000 timings. Refactor multiplication and division costs.
4885 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
4886 TUNE_CPU32 instead of TARGET_CPU32.
4887 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
4888 and TUNE_68060 instead of TARGET_68060.
4889 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
4890 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
4892 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
4893 && !TARGET_COLDFIRE" to choose between moveq and clr.
4894 Likewise in the unnamed movsf pattern.
4895 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
4896 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
4899 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4901 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
4902 of tabbing before backslashes.
4904 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4906 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
4907 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
4908 (ASM_OUTPUT_INTERNAL_LABEL): Define.
4910 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4912 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
4913 find_interesting_uses_cond.
4914 (find_interesting_uses_cond): Use extract_cond_operands.
4915 (rewrite_use_compare): Use extract_cond_operands and
4916 force_gimple_operand_bsi. Do not call update_stmt.
4917 (determine_use_iv_cost_condition): Use extract_cond_operands.
4918 Return cheaper of using original bound and changing the exit bound.
4920 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4922 PR tree-optimization/29516
4923 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
4924 most_expensive_mult_to_index, addr_to_parts,
4925 create_mem_ref, maybe_fold_tmr): Make the type of
4926 fields of TARGET_MEM_REF sizetype.
4927 (move_fixed_address_to_symbol, move_pointer_to_base):
4929 * tree.def (TARGET_MEM_REF): Add comment on types of
4932 2007-01-11 Joseph Myers <joseph@codesourcery.com>
4934 * c-common.c (vector_types_convertible_p): Treat opaque types as
4935 always convertible if they have the same size, but not otherwise.
4937 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
4939 * ifcvt.c (struct noce_if_info): Add comments to the fields.
4940 Remove the b_unconditional field.
4941 (noce_try_sign_mask): Do not look at b_unconditional.
4942 (noce_process_if_block): Do not use merge_if_blocks. Update
4943 the CFG here. Do not set b_unconditional.
4944 (cond_move_process_if_block): Likewise.
4945 (find_cond_trap): Likewise.
4946 (check_cond_move_block): Require simple jump insns at the end
4949 2007-01-11 Jan Hubicka <jh@suse.cz>
4951 PR tree-optimization/1046
4952 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
4953 when alias info is not ready.
4954 (pass_tail_recursion): Do not require aliasing.
4955 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
4956 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
4957 * tree-ssa-copy.c (pass_copy_prop): Likewise.
4958 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
4959 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
4960 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
4961 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
4963 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
4964 When aliasing is not build, mark statement as volatile.
4966 2007-01-11 Tom Tromey <tromey@redhat.com>
4968 PR preprocessor/15185, PR preprocessor/20989:
4969 * doc/cppopts.texi <-MT>: Update description of algorithm for
4970 computing default target.
4971 <-M, -MD>: Reword "basename" text.
4973 2007-01-11 Roger Sayle <roger@eyesopen.com>
4975 * builtins.c (expand_builtin_pow, expand_builtin_powi,
4976 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
4977 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4978 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
4979 fold_builtin_bswap, real_constp, fold_builtin_pow,
4980 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
4981 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
4982 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4983 * convert.c (convert_to_pointer): Likewise.
4984 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4985 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
4986 const_binop, fold_convert_const_int_from_int,
4987 fold_convert_const_int_from_real,
4988 fold_convert_const_real_from_real, sign_bit_p,
4989 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
4990 fold_sign_changed_comparison, fold_unary, fold_comparison,
4991 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
4992 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
4993 * print-tree.c (print_node_brief, print_node): Likewise.
4994 * stor-layout.c (place_field, layout_type): Likewise.
4995 * tree-chrec.c (keep_cast): Likewise.
4996 * tree.c (build_vector, build_real, build_real_from_int_cst,
4997 build_complex): Likewise.
4999 2007-01-11 Roger Sayle <roger@eyesopen.com>
5001 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5002 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5004 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5006 * configure.ac (strict1_warn): Rename to strict_warn.
5007 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5008 cc_set_by_configure, quoted_cc_set_by_configure,
5009 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5010 all_boot_languages, all_stagestuff): Remove.
5011 (target_list): Remove bootstrap targets.
5012 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5013 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5014 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5015 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5016 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5017 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5018 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5019 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5020 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5021 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5022 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5023 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5024 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5025 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5026 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5027 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5028 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5029 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5030 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5031 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5032 (mostlyclean): Adjust.
5033 (clean, distclean): Don't mention bootstrap stuff.
5034 * configure: Regenerate.
5035 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5036 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5037 treelang/config-lang.in (stagestuff): Remove.
5038 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5039 stageprofile, stagefeedback, stagestuff): Remove mention.
5041 2007-01-11 Nick Clifton <nickc@redhat.com>
5043 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5045 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5046 (mcore_arith_K_S_operand): Run the test for the S constraint not
5047 the test for the M constraint.
5048 (mcore_addsub_operand): Do not accept integer values that are
5049 larger than 32 bits.
5050 * config/mcore/mcore.md: Remove unused constraints from split.
5051 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5053 (allocate_stack): Likewise.
5054 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5055 operands to 32 bits.
5056 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5058 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5059 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5060 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5061 mcore_output_bclri, mcore_output_andn, output_inline_const,
5062 mcore_output_move, mcore_output_movedouble): Likewise.
5063 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5064 (output_inline_const): Likewise.
5065 (output_inline_const): Fix format strings used in sprintf
5067 * config/mcore/mcore-protos.h: Update prototypes for changed
5068 functions in mcore.c.
5069 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5070 HOST_WIDE_INT and not int.
5071 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5072 CONST_OK_FOR_N): Likewise.
5073 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5074 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5077 2007-01-10 Jan Hubicka <jh@suse.cz>
5079 * tree-vrp.c (remove_range_assertions): Release defs.
5080 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5081 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5083 2007-01-10 Paul Brook <paul@codesourcery.com>
5085 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5086 * config/arm/arm.md (mulsi3subsi): New insn.
5088 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5090 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5091 (tree_transform_and_unroll_loop): New.
5092 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5095 2007-01-10 Robert Kennedy <jimbob@google.com>
5097 * fold-const.c (fold_comparison): Fold comparisons like (x *
5098 1000 < 0) to (x < 0).
5100 2007-01-10 Ian Lance Taylor <iant@google.com>
5102 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5103 operands have the same priority.
5105 2007-01-10 Tom Tromey <tromey@redhat.com>
5107 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5108 (fold_binary): Likewise.
5109 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5110 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5111 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5112 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5113 * langhooks.h (struct lang_hooks): Removed field
5114 'can_use_bit_fields_p'.
5116 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5118 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5120 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5122 * function.c (get_last_funcdef_no): New function.
5123 * function.h (get_last_funcdef_no): Declare.
5124 * tree-inline.c (initialize_cfun): Add initialization.
5125 (tree_function_versioning): Cleanup.
5127 2007-01-10 Jan Hubicka <jh@suse.cz>
5129 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5132 2007-01-10 Sa Liu <saliu@de.ibm.com>
5133 Ben Elliston <bje@au.ibm.com>
5135 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5136 for SAVE_NONLOCAL and Pmode for any other save level.
5137 * spu-protos.h (spu_restore_stack_block): Declare.
5138 * spu.md (save_stack_block): Remove.
5139 (restore_stack_block): Call spu_restore_stack_block.
5140 * spu.c (spu_restore_stack_block): New function.
5141 (spu_expand_epilogue): Remove old comment.
5143 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5145 PR tree-optimization/30322
5146 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5147 (cand_value_at): Return the value as aff_tree.
5148 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5149 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5150 aff_combination_mult): New functions.
5151 (aff_combination_add): Use aff_combination_add_cst.
5152 (aff_combination_convert): Allow conversions to a wider type.
5153 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5154 * tree-affine.h (aff_combination_mult): Declare.
5156 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5158 * doc/tm.texi: Update documentation to reflect reality of exec
5159 and start file search behaviours. Update copyright year.
5160 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5161 header file directories.
5163 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5165 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5166 (*cosxf2): Rename to cosxf2_i387.
5167 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5168 using X87MODEF12 mode macro. Rename patterns to
5169 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5171 (*cosdf2, *cossf2): Ditto.
5172 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5173 to match extended input operands.
5174 (sincos<mode>3): New expander.
5175 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5176 insn patterns and corresponding splitters.
5178 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5180 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5181 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5183 2007-01-09 Nicolas Pitre <nico@cam.org>
5186 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5188 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5190 * target.h (struct gcc_target): New field library_rtti_comdat.
5191 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5192 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5193 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5194 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5196 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5198 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5200 2007-01-08 Richard Guenther <rguenther@suse.de>
5202 * tree.h (force_fit_type_double): Export.
5203 (force_fit_type): Remove.
5204 * fold-const.c (force_fit_type_double): New function.
5205 (force_fit_type): Remove.
5206 (int_const_binop): Use it.
5207 (fold_convert_const_int_from_int): Likewise.
5208 (fold_convert_const_int_from_real): Likewise.
5209 (fold_div_compare): Likewise.
5210 (fold_sign_changed_comparison): Likewise.
5211 (fold_unary): Likewise.
5212 (fold_negate_const): Likewise.
5213 (fold_abs_const): Likewise.
5214 (fold_not_const): Likewise.
5215 * c-common.c (shorten_compare): Use force_fit_type_double.
5216 * convert.c (convert_to_pointer): Likewise.
5218 2007-01-08 Richard Guenther <rguenther@suse.de>
5220 * tree.h (build_int_cst_wide_type): Export.
5221 * tree.c (build_int_cst_wide_type): New function.
5222 (build_int_cst_wide): Fix comment.
5223 * builtins.c (fold_builtin_object_size): Use build_int_cst
5224 to build -1 or 0 of the correct type. Use fit_double_type
5225 to check for overflow.
5226 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5228 (decode_field_reference): Likewise.
5229 (all_ones_mask_p): Likewise.
5230 (native_interpret_int): Use build_int_cst_wide_type.
5231 (fold_binary): Use build_int_cst_type to build an all-ones
5233 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5235 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5237 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5239 2007-01-09 Ben Elliston <bje@au.ibm.com>
5241 * genautomata.c (STATS_OPTION): New option.
5242 (stats_flag): New flag.
5243 (gen_automata_option): Handle it.
5244 (initiate_automaton_gen): Ditto.
5245 (write_automata): Output statistics only if stats_flag is
5246 set. Likewise, output time statistics only if time_flag is set.
5247 * doc/md.texi (Processor pipeline description): Document new flag.
5249 2007-01-08 Richard Guenther <rguenther@suse.de>
5251 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5252 * tree.c (build_int_cst_type): Likewise.
5253 (size_in_bytes): Don't call force_fit_type on the result.
5254 (int_fits_type_p): Use fit_double_type.
5255 * fold-const.c (fit_double_type): New function.
5256 (force_fit_type): Use it.
5257 * tree.h (fit_double_type): Export.
5259 2007-01-08 Jan Hubicka <jh@suse.cz>
5261 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5262 * ipa.c (function_and_variable_visibility): Fix return type.
5264 2007-01-08 Richard Guenther <rguenther@suse.de>
5266 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5267 of offset to build the index.
5268 * tree-pretty-print.c (dump_generic_node): Don't build negated
5269 const just for printing.
5270 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5271 * builtins.c (fold_builtin_int_roundingfn): Check if result
5272 fits the type by using force_fit_type and comparing the result.
5273 * predict.c (predict_loops): Use compare_tree_int for comparison.
5274 * tree.c (build_int_cst): Fall back to integer_type_node for
5276 (build_int_cst_wide): Assert type is non-null.
5278 2007-01-08 Roberto Costa <roberto.costa@st.com>
5280 * tree-vrp.c (extract_range_from_cond_expr): New.
5281 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5282 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5284 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5285 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5286 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5287 used as expressions.
5288 * tree-object-size.c (cond_expr_object_size): New.
5289 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5291 2007-01-08 Jan Hubicka <jh@suse.cz>
5293 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5294 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5297 2007-01-08 Richard Guenther <rguenther@suse.de>
5299 PR tree-optimization/23603
5300 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5301 (extract_range_from_binary): Fall back to truthvalue instead of
5302 varying for TRUTH_*_EXPR.
5303 (extract_range_from_comparison): Fall back to truthvalue instead of
5305 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5306 if all visited PHI values were constant.
5308 2007-01-08 Jan Hubicka <jh@suse.cz>
5310 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5311 (cgraph_analyze_function): break out from ...
5312 (cgraph_finalize_compilation_unit): ... here.
5313 (cgraph_expand_function): Remove forgoten commented out line.
5314 (cgraph_optimize): Analyze functions.
5316 2007-01-08 Jan Hubicka <jh@suse.cz>
5318 * tree-pas.h (TODO_remove_function): New flag.
5319 (TODO_update*): Renumber.
5320 (pass_ipa_increase_alignment,
5321 pass_ipa_function_and_variable_visibility): New passes.
5322 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5323 (cgraph_function_and_variable_visibility): Move to ipa.c
5324 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5325 cgraph_increase_alignment.
5326 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5327 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5328 calling tree-inline.
5329 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5330 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5331 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5332 (gate_increase_alignment): New function.
5333 (pass_ipa_increase_alignment): New pass.
5334 * ipa.c: Inline tree-pass.h and timevar.h
5335 (function_and_variable_visibility): Move here from cgraphunit.c
5336 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5337 * passes.c (init_optimization_passes): Add the two new passes.
5338 (execute_todo): Handle cgraph_remove_functions.
5340 2007-01-08 Nick Clifton <nickc@redhat.com>
5342 * config/frv/predicates.md (reg_or_0_operand): Accept
5345 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5347 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5348 * config.gcc: Add bfin*-rtems*.
5350 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5352 * c.opt: Add -flax-vector-conversions.
5353 * c-typeck.c (convert_for_assignment): Pass flag to
5354 vector_types_convertible_p to allow emission of note.
5355 (digest_init): Likewise.
5356 * c-opts.c: Handle -flax-vector-conversions.
5357 * c-common.c (flag_lax_vector_conversions): New.
5358 (vector_types_convertible_p): Unless -flax-vector conversions
5359 has been passed, disallow conversions between vectors with
5360 differing numbers of subparts and/or element types. If such
5361 a conversion is disallowed, possibly emit a note on the first
5362 occasion only to inform the user of -flax-vector-conversions.
5363 The new last argument specifies this.
5364 * c-common.h (flag_lax_vector_conversions): New.
5365 (vector_types_convertible_p): Add extra argument.
5366 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5367 char_type_node for V*QI type vectors.
5368 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5369 Update to satisfy new typechecking rules.
5370 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5372 * doc/invoke.texi (C Dialect Options): Document
5373 -flax-vector-conversions.
5375 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5377 PR tree-optimization/29877
5378 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5379 a register variable on the RHS to not be replaceable.
5381 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5382 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5383 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5384 const_simm15, const_pow2, const_npow2): Added.
5385 * config/score/misc.md (insv, extv, extzv, movmemsi,
5386 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5387 * config/score/score.c (score_address_cost, score_select_cc_mode):
5389 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5390 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5391 Update score_print_operand.
5392 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5393 Adjust register allocate order and update some macro define.
5394 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5395 mdx_block_move_straight, mdx_block_move_loop_head,
5396 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5397 mdx_block_move): Added.
5398 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5399 mdp_limm): Updated and fix some bug and typo.
5400 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5401 (movsf, movdf, doloop_end): Added.
5403 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5405 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5406 config/arm/thumb2.md: Fix comment typos.
5407 * doc/extend.texi: Fix a typo.
5409 2007-01-07 Eric Christopher <echristo@apple.com>
5411 * configure.ac: Check for __stack_chk_fail for darwin.
5412 * configure: Regenerate.
5414 2007-01-07 Richard Guenther <rguenther@suse.de>
5416 * tree-vrp.c (extract_range_from_assert): CSE calls to
5417 compare_values where possible.
5418 (extract_range_from_unary_expr): Likewise.
5420 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5422 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5423 * config/avr/avr.c (call_insn_operand): Delete function.
5424 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5425 instead of register number. Use predicates.
5426 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5427 call_insn_operand): Add.
5429 2007-01-06 Jan Hubicka <jh@suse.cz>
5431 * tree-pass.h (pass_build_cgraph_edges): Declare.
5432 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5433 (visited_nodes): Remove.
5434 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5435 build_cgrpah_edges; make visited_nodes local.
5436 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5437 (record_references_in_initializer): Move to cgraphbuild.c
5438 (initialize_inline_failed, rebuild_cgraph_edges,
5439 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5440 (verify_cgraph_node): Make visited_nodes local.
5441 (cgraph_analyze_function): Do not call cgraph_create_edges and
5442 initialize_inline_failed.
5443 (cgraph_expand_function): Do not call cgraph_lower_function;
5444 assert that function is already lowered.
5445 * Makefile.in (cgraphbuild.o): New.
5446 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5447 at the end of lowering passes.
5449 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5451 * ifcvt.c (cond_move_convert_if_block): New function, code
5452 factored out from...
5453 (cond_move_process_if_block): ...here. Call the new function
5454 on the THEN and ELSE blocks.
5455 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5456 already takes care of this.
5458 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5461 * tree.h (TREE_OVERFLOW_P): New.
5462 * c-typeck.c (parser_build_unary_op): Warn only if result
5463 overflowed and operands did not.
5464 (parser_build_binary_op): Likewise.
5465 (convert_for_assignment): Remove redundant overflow_warning.
5466 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5468 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5470 * c-typeck.c (store_init_value): Split over two lines to follow
5471 the GNU coding style.
5473 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5475 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5476 __GXX_EXPERIMENTAL_CXX0X__.
5477 * doc/cpp.texi: Same.
5479 2007-01-05 Richard Guenther <rguenther@suse.de>
5482 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5483 with mismatched types. Instead explicitly build a
5484 conversion NOP_EXPR.
5486 2007-01-05 Ian Lance Taylor <iant@google.com>
5488 * c-common.c (decl_with_nonnull_addr_p): New function.
5489 (c_common_truthvalue_conversion): Call it.
5490 * c-typeck.c (build_binary_op): Likewise.
5491 * c-common.h (decl_with_nonnull_addr_p): Declare.
5493 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5496 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5499 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5501 * doc/install.texi (Final install): Document the fact that
5502 the GNAT runtime should not be stripped.
5504 2007-01-04 Jan Hubicka <jh@suse.cz>
5506 * tree-inline.c (fold_marked_statements): Update operand caches
5507 and EH after folding
5509 2007-01-04 Ian Lance Taylor <iant@google.com>
5511 * c-common.c (check_function_nonnull): Whitespace fix.
5513 2007-01-04 Jan Hubicka <jh@suse.cz>
5515 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5516 comitted older version of patch.
5517 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5518 function, celanup cfg and collect garbage.
5520 2007-01-04 Mike Stump <mrs@apple.com>
5522 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5525 2007-01-04 Eric Christopher <echristo@apple.com>
5527 * libgcc2.c (__bswapsi2): Use SItype.
5528 (__bswapdi2): Use DItype.
5529 * libgcc2.h: Update for above.
5531 2007-01-04 Paul Brook <paul@codesourcery.com>
5533 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5534 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5535 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5536 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5537 umulsi3_highpart): Make conditional on !arm_arch6.
5538 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5539 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5540 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5541 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5542 umulsi3_highpart_v6): New insns.
5544 2007-01-04 Roger Sayle <roger@eyesopen.com>
5546 * fold-const.c (fold_convert): When casting an expression to void,
5547 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5548 have a type. Instead of attempting to build a NOP_EXPR, return
5549 these "special" trees directly.
5551 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5553 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5554 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5555 rs6000_cost->fp not 0 as adjustment for outer NEG.
5557 2007-01-04 Jan Hubicka <jh@suse.cz>
5559 * cgraph.c (cgraph_release_function_body): New function.
5560 (cgraph_remove_node): Use it.
5561 * cgraph.h (cgraph_release_function_body): Declare.
5562 * cgraphunit.c (cgraph_expand_function): Use it.
5563 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5564 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5565 is initialized and while compilation of other function is running.
5566 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5567 statement CFG annotations from here to ...
5568 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5570 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5572 * cfgloop.h (enum li_flags): Make the constants powers of two.
5574 2007-01-04 Jan Hubicka <jh@suse.cz>
5576 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5578 (fold_marked_statements): New function.
5579 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5580 * tree-inline.h (copy_body_data): Add statements_to_fold.
5582 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5584 * config.gcc: Mention libgcc/config.host.
5585 * Makefile.in: Update comments mentioning libgcc.
5586 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5587 (all.cross, start.encap, rest.encap, rest.cross): Update
5588 dependencies for libgcc move.
5589 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5590 (clean-target, clean-target-libgcc): Delete.
5591 (srcdirify, GCC_EXTRA_PARTS): New macros.
5592 (libgcc-support, libgcc.mvars): New rules.
5593 (distclean): Remove mention of mklibgcc.
5594 (install): Don't reference INSTALL_LIBGCC.
5595 (install-common): Don't reference EXTRA_PARTS.
5596 (install-libgcc, install-multilib): Delete rules.
5597 * mklibgcc.in: Delete file.
5598 * doc/configfiles.texi: Don't mention mklibgcc.
5600 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5601 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5602 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5603 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5604 (mklibgcc, ldblspecs): Likewise.
5606 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5607 (posixpre.def): Use $(T).
5608 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5609 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5610 (SHLIB_LINK): Make dummy.
5611 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
5613 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
5615 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
5616 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
5617 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
5618 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
5620 * configure.ac (all_outputs): Remove mklibgcc.
5621 * configure: Regenerated.
5623 2007-01-03 Josh Conner <jconner@apple.com>
5626 * calls.c (compute_argument_addresses): Set stack and stack_slot
5627 for partial args, too.
5628 (store_one_arg): Use locate.size.constant for the size when
5629 generating a save_area.
5631 2007-01-03 Robert Kennedy <jimbob@google.com>
5633 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
5634 whose definitions are deleted due to basic block merging.
5636 2007-01-03 Paul Brook <paul@codesourcery.com>
5639 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
5641 (use_return_insn): Return 0 for Thumb interrupt functions.
5642 (print_multi_reg): Add rfe argument for IRQ returns.
5643 (arm_output_epilogue): Pop interrupt return address directly into PC.
5644 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
5646 2007-01-03 Paul Brook <paul@codesourcery.com>
5648 Merge from sourcerygxx-4_1.
5649 * config/arm/thumb2.md: New file.
5650 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
5652 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
5653 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5654 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
5655 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
5657 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5658 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
5660 * config/arm/ieee754-sf.S: Ditto.
5661 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
5662 (thumb1_base_register_rtx_p): ... to this.
5663 (thumb_index_register_rtx_p): Rename...
5664 (thumb1_index_register_rtx_p): ... to this.
5665 (thumb_output_function_prologue): Rename...
5666 (thumb1_output_function_prologue): ... to this.
5667 (thumb_legitimate_address_p): Rename...
5668 (thumb1_legitimate_address_p): ... to this.
5669 (thumb_rtx_costs): Rename...
5670 (thumb1_rtx_costs): ... to this.
5671 (thumb_compute_save_reg_mask): Rename...
5672 (thumb1_compute_save_reg_mask): ... to this.
5673 (thumb_final_prescan_insn): Rename...
5674 (thumb1_final_prescan_insn): ... to this.
5675 (thumb_expand_epilogue): Rename...
5676 (thumb1_expand_epilogue): ... to this.
5677 (arm_unwind_emit_stm): Rename...
5678 (arm_unwind_emit_sequence): ... to this.
5679 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
5680 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
5681 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
5682 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
5683 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
5684 thumb2_output_casesi): New functions.
5685 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
5686 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
5687 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
5688 THUMB2_WORK_REGS): Define.
5689 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
5690 arm_condexec_mask, arm_condexec_masklen)): New variables.
5691 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
5692 (arm_override_options): Check new CPU capabilities.
5693 Set new architecture flag variables.
5694 (arm_isr_value): Handle v7m interrupt functions.
5695 (user_return_insn): Return 0 for v7m interrupt functions. Handle
5697 (const_ok_for_arm): Handle Thumb-2 constants.
5698 (arm_gen_constant): Ditto. Use movw when available.
5699 (arm_function_ok_for_sibcall): Return false for v7m interrupt
5701 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
5702 (thumb_find_work_register, arm_load_pic_register,
5703 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
5704 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
5705 print_multi_reg, output_mov_long_double_fpa_from_arm,
5706 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
5707 output_mov_double_fpa_from_arm, output_move_double,
5708 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
5709 output_return_instruction, arm_output_function_prologue,
5710 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
5711 arm_output_mi_thunk, thumb_set_return_address): Ditto.
5712 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
5713 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
5714 (arithmetic_instr, shift_op): Use arm_shift_nmem.
5715 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
5717 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
5718 (thumb_expand_prologue): Use thumb_set_frame_pointer.
5719 (arm_file_start): Output directive for unified syntax.
5720 (arm_unwind_emit_set): Handle stack alignment instruction.
5721 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
5722 Add v6t2, v7, v7a, v7r and v7m.
5723 (RETLDM): Add Thumb-2 code.
5724 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
5725 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
5726 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
5727 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
5728 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
5729 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
5730 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
5731 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
5732 ADJUST_INSN_LENGTH): Define.
5733 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
5734 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
5735 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
5736 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
5737 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
5738 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
5739 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
5740 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
5741 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
5742 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
5743 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
5744 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
5745 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
5746 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
5747 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
5748 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
5749 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
5751 * config/arm/arm-tune.md: Regenerate.
5752 * config/arm/arm-protos.h: Update prototypes.
5753 * config/arm/vfp.md: Enable patterns for Thumb-2.
5754 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
5755 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
5756 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
5757 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
5758 * config/arm/libunwind.S: Add Thumb-2 code.
5759 * config/arm/constraints.md: Update include Thumb-2.
5760 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
5761 * config/arm/ieee754-df.S: Ditto.
5762 * config/arm/bpabi.S: Ditto.
5763 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
5764 * config/arm/predicates.md (low_register_operand,
5765 low_reg_or_int_operand, thumb_16bit_operator): New.
5766 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
5767 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
5768 * config/arm/t-arm-elf: Add armv7 multilib.
5769 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
5771 (UNSPEC_STACK_ALIGN, ce_count): New.
5772 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
5773 arm_zero_extendsidi2, arm_zero_extendqidi2): New
5775 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
5776 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
5777 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
5778 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
5779 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
5780 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
5782 * doc/extend.texi: Document ARMv7-M interrupt functions.
5783 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
5785 2007-01-03 Jakub Jelinek <jakub@redhat.com>
5787 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
5788 (struct _Unwind_Context): Rename args_size to flags, remove
5789 signal_frame field, add a new args_size field and version field.
5790 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
5791 _Unwind_IsExtendedContext): New inline functions.
5792 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
5793 Assume by_value array is only present if _Unwind_IsExtendedContext.
5794 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
5795 _Unwind_IsSignalFrame.
5796 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
5797 (uw_update_context_1): Use _Unwind_SetSignalFrame.
5798 (uw_init_context_1): Initialize context->flags to
5799 EXTENDED_CONTEXT_BIT.
5800 * config/rs6000/linux-unwind.h (frob_update_context): Use
5801 _Unwind_SetSignalFrame.
5803 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5806 * gimplify.c (gimplify_modify_expr_complex_part): Move below
5807 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
5810 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
5812 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
5813 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
5814 RET, AT_SP): Remove.
5815 * config/i386/i386.md (*sse_prologue_save_insn): Use return
5818 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5819 * cfgbuild.c (find_basic_blocks): Likewise.
5820 * cfgrtl.c (rtl_create_basic_block): Likewise.
5821 * function.c (temp_slots_at_level): Likewise.
5822 * reg-stack.c (stack_regs_mentioned): Likewise.
5823 * regclass.c (allocate_reg_info): Likewise.
5824 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5825 set_bb_for_stmt, move_block_to_fn): Likewise.
5826 * tree-complex.c (tree_lower_complex): Likewise.
5827 * vec.h (VEC_safe_grow_cleared): New.
5829 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
5831 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
5833 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
5834 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
5836 * cfgloopmanip.c (scale_loop_frequencies): Export.
5837 (loopify): Scale the frequencies by prescribed coefficients.
5838 (set_zero_probability): New function.
5839 (duplicate_loop_to_header_edge): Improve updating of frequencies.
5840 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
5841 and frequencies according to arguments.
5842 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
5844 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
5845 * modulo-sched.c (sms_schedule): Set probabilities for entering
5846 versioned loop correctly.
5847 * tree-vect-transform.c (vect_transform_loop): Ditto.
5848 * cfgloop.h (loopify, loop_version): Declaration changed.
5849 (scale_loop_frequencies): Declared.
5851 2007-01-02 Jan Hubicka <jh@suse.cz>
5853 * cgraph.c: Include tree-flow.h
5854 (cgraph_add_new-function): Handle IPA_SSA mode; execute
5856 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
5857 * tree-pass.h (pass_all_early_optimizations): Declare.
5858 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
5860 (cgraph_analyze_function): Do early_local_passes.
5861 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
5862 Do not add referenced vars.
5863 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
5865 (gate_all_early_local_passes): New gate.
5866 (pass_early_local_passes): Use new gate.
5867 (execute_early_local_optimizations): New functions.
5868 (gate_all_early_optimizations): New gate.
5869 (pass_all_early_optimizations): New pass.
5870 (execute_free_datastructures): Free SSA only when initialized.
5871 (gate_init_datastructures): Init only when optimizing.
5872 (tree_lowering_passes): Do early local passes when called late.
5873 * tree-profile.c (do_tree_profiling): Don't profile functions added
5875 (do_early_tree_profiling, pass_early_tree_profile): Kill.
5876 * tree-cfg.c (update_modified_stmts): Do not update when operands are
5878 * passes.c (init_optimizations_passes): Reorder so we go into SSA
5879 during early_local_passes.
5880 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
5883 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
5885 * Makefile.in: Update copyright year.
5887 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
5889 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
5890 in $(lang_checks) and check-consistency targets.
5892 2007-01-02 Jan Hubicka <jh@suse.cz>
5894 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
5895 Do not add referenced vars.
5896 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
5898 * passes.c (init_optimization_passes): Put mudflap_2 after
5899 free_datastructures.
5901 2007-01-02 Jan Hubicka <jh@suse.cz>
5903 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
5904 Set NOTHROW flag on call statements proved to be nothrow.
5905 Update statement of local calls so new pure/const functions are
5906 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
5908 (tree_rest_of_compilation): Register hooks and initialize bitmap
5909 early. Do not set after_inlining flag.
5911 2007-01-02 Steve Ellcey <sje@cup.hp.com>
5913 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
5914 HOST_BITS_PER_LONGLONG
5916 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5919 * c-typeck.c (store_init_value): Don't emit pedantic overflow
5920 warning for non-static initializers.
5922 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
5924 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
5925 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
5926 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
5927 Always use set_unique_reg_note to add REG_EQUAL notes.
5929 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5932 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5934 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5935 * cfgbuild.c (find_basic_blocks): Likewise.
5936 * cfgrtl.c (rtl_create_basic_block): Likewise.
5937 * function.c (temp_slots_at_level): Likewise.
5938 * reg-stack.c (stack_regs_mentioned): Likewise.
5939 * regclass.c (allocate_reg_info): Likewise.
5940 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5941 set_bb_for_stmt, move_block_to_fn): Likewise.
5942 * tree-complex.c (tree_lower_complex): Likewise.
5943 * vec.h (VEC_safe_grow_cleared): New.
5945 2007-01-02 Ian Lance Taylor <iant@google.com>
5947 * c-common.c (c_common_truthvalue_conversion): When warning about
5948 using an assignment as a truth value, set TREE_NO_WARNING.
5950 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5953 * c.opt (Wold-style-declaration): New.
5954 * doc/invoke.texi (C-only Warning Options): New.
5955 (Wold-style-declaration): Document it.
5956 (Wextra): Enabled by -Wextra.
5957 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5958 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
5959 -Wold-style-declaration.
5961 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5963 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5964 * cfgbuild.c (find_basic_blocks): Likewise.
5965 * cfgrtl.c (rtl_create_basic_block): Likewise.
5966 * function.c (temp_slots_at_level): Likewise.
5967 * reg-stack.c (stack_regs_mentioned): Likewise.
5968 * regclass.c (allocate_reg_info): Likewise.
5969 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5970 set_bb_for_stmt, move_block_to_fn): Likewise.
5971 * tree-complex.c (tree_lower_complex): Likewise.
5972 * vec.h (VEC_safe_grow_cleared): New.
5974 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
5976 * c-common.c (c_common_nodes_and_builtins): Since variants of
5977 void_type_node get built before it is given a name, we need to
5978 give those variants the name, too.
5979 (complete_array_type): We need to work with the canonical main
5980 type of the array, from which we will build the qualified version.
5981 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
5982 * print-tree.c (print_node): Display canonical type information
5984 * stor-layout.c (layout_type): When we don't know the
5985 alignment of a type for which we're building an array, we end up
5986 guessing wrong, so make the type require structural equality.
5987 * tree.c (make_node_stat): When we build a new type, it is its
5989 (build_type_attribute_qual_variant): When building an attribute
5990 variant, its canonical type is the non-attribute variant. However,
5991 if the attributes are target-dependent and they differ, we need to
5992 use structural equality checks for this type.
5993 (build_qualified_type): A qualified type is not equivalent to its
5994 unqualified variant; set the canonical type appropriately.
5995 (build_distinct_type_copy): When building a distinct type from
5996 another type, the new type is its own canonical type.
5997 (build_variant_type_copy): When building a new type variant, we
5998 assume that it is equivalent to the original type.
5999 (build_pointer_type_for_mode): When building a pointer type, also
6000 build a canonical type pointer.
6001 (build_reference_type_for_mode): When building a reference type,
6002 also build a canonical type reference.
6003 (build_index_type): When we can't hash an index type (e.g.,
6004 because its maximum value is negative), the index type requires
6005 structural equality tests.
6006 (build_array_type): Build the canonical form of an array type.
6007 (build_function_type): Function types require structural equality,
6008 because they contain default arguments, attributes, etc.
6009 (build_method_type_directly): Ditto for method types.
6010 (build_offset_type): Build the canonical offset type.
6011 (build_complex_type): Build the canonical vector type.
6012 (make_vector_type): Build the canonical vector type.
6013 * tree.h (TYPE_CANONICAL): New.
6014 (TYPE_STRUCTURAL_EQUALITY_P): New.
6015 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6016 (struct tree_type): Added "canonical" field.
6017 * params.h (VERIFY_CANONICAL_TYPES): New.
6018 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6019 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6020 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6021 * doc/invoke.texi (verify-canonical-types): Document --param
6022 parameter for verifying canonical types.
6024 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6026 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6027 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6028 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6029 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6031 * config/rs6000/e500.h: New.
6032 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6033 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6035 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6036 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6037 TARGET_E500_DOUBLE): Remove.
6038 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6039 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6040 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6041 * config/rs6000/rs6000.c (rs6000_override_options): Use
6044 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6046 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6047 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6048 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6049 rs6000_emit_cmove): Don't check TARGET_E500.
6050 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6051 sordered): Don't check TARGET_E500.
6053 2007-01-01 Eric Christopher <echristo@apple.com>
6055 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6056 HARD_REGISTER_NUM_P.
6058 2007-01-01 Roger Sayle <roger@eyesopen.com>
6060 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6061 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6062 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6065 2007-01-01 Mike Stump <mrs@apple.com>
6067 * configure.ac: Remove support for building with Apple's gcc-3.1.
6069 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6072 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6073 REG is a hard register. Do not modify REG before calling
6075 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6076 multiple of the size of YMODE for certain lowpart cases.
6078 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6081 * gimplify (voidify_wrapper_expr): Update for
6084 2007-01-01 Andreas Schwab <schwab@suse.de>
6087 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6088 save of BR0 in extra_spill_size instead of spill_size.
6089 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6091 (ia64_expand_epilogue): Restore BR0 from its new location.
6093 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6095 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6096 Use a temporary variable if the left hand side is not a gimple
6099 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6101 * gimplify.c (gimplify_return_expr): Make the temporary variable
6102 for the return expression, a gimple register variable.
6104 2007-01-01 Jan Hubicka <jh@suse.cz>
6106 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6109 2007-01-01 Mike Stump <mrs@apple.com>
6111 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6113 * config/darwin.c (machopic_select_rtx_section): Use
6115 (darwin_mergeable_constant_section): Likewise.
6116 * configure: Regenerate.
6117 * config.in: Regenerate.
6119 2007-01-01 Jan Hubicka <jh@suse.cz>
6120 Andrew Pinski <pinskia@gmail.com>
6122 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6123 before starting IPA passes.