1 2007-02-18 Eric Christopher <echristo@gmail.com>
3 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
5 (mips_expand_builtin): Remove use of arglist, pass in expr.
6 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
7 (mips_expand_builtin_movtf): Ditto.
8 (mips_expand_builtin_compare): Ditto.
10 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12 * tree-sra.c (sra_build_assignment): Replace assertion
13 checking with a comment explaining why it can't be done.
15 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
19 during CALL_EXPR representation conversion.
20 * tree-ssa-propagate.c (set_rhs): Likewise.
22 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
24 * tree-sra.c (sra_build_assignment): Disable assertion checking
27 2007-02-18 Roger Sayle <roger@eyesopen.com>
29 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
30 instead of calling build2 with a GIMPLE_MODIFY_STMT.
31 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
33 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
34 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
35 gimplify_init_ctor_eval_range, gimple_push_cleanup,
36 gimplify_omp_for, gimplify_omp_atomic_pipeline,
37 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
38 force_gimple_operand): Likewise.
39 * ipa-cp.c (constant_val_insert): Likewise.
40 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
41 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
42 perfect_nestify): Likewise.
43 * langhooks.c (lhd_omp_assignment): Likewise.
44 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
45 lower_copyprivate_clauses, lower_send_clauses,
46 lower_send_shared_vars, expand_parallel_call,
47 expand_omp_for_generic, expand_omp_for_static_nochunk,
48 expand_omp_for_static_chunk, expand_omp_sections,
49 lower_omp_single_copy, lower_omp_for_lastprivate,
50 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
51 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
52 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
55 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
57 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
58 config/sh/sh.md: Follow spelling conventions.
60 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
61 config/frv/predicates.md: Follow spelling conventions.
63 * config/m68k/linux-unwind.h: Fix a comment typo.
64 * target.h: Follow spelling conventions.
66 2007-02-18 Roger Sayle <roger@eyesopen.com>
68 PR rtl-optimization/28173
69 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
70 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
71 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
72 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
73 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
75 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
77 * builtins.c (fold_builtin_load_exponent): New.
78 (fold_builtin_2): Use it.
80 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
82 PR rtl-optimization/30773
83 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
84 if we fail to attach a REG_EQUIV note.
86 2007-02-18 David Edelsohn <edelsohn@gnu.org>
87 Roger Sayle <roger@eyesopen.com>
89 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
91 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
93 * calls.c (initialize_argument_information): Pass original EXP
94 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
95 code to split complex arguments here, as part of initializing the
97 (expand_call): Remove code that builds a list of arguments and
98 inserts implicit arguments into it. Instead, just count how many
99 implicit arguments there will be so we can determine the size of
100 the ARGS array, and let initialize_argument_information do the work.
101 (split_complex_values): Delete unused function.
103 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
105 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
107 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
109 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
110 for arg pointer based indexed addressing.
112 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
114 * config/ia64/ia64.h, config/ia64/ia64.md,
115 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
116 spelling conventions.
118 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
120 * config/m68k/m68k.c (split_di): New.
121 * config/m68k/m68k-protos.h: Declare split_di.
122 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
123 Improve predicate handling and split constant shifts.
125 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
127 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
128 parameter for register bitfield operations, general predicates
131 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
133 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
134 * config/m68k/linux-unwind.h: New file.
136 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
138 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
139 config/i386/athlon.md, config/ia64/ia64.md,
140 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
141 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
142 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
143 tree-ssa-loop-niter.c, tree-vect-analyze.c,
144 tree-vect-transform.c: Fix comment typos.
146 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
148 * sched-deps.c (find_insn_list): Remove.
149 * sched-int.h: Remove the prototype for find_insn_list.
151 2007-02-16 Geoffrey Keating <geoffk@apple.com>
153 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
155 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
156 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
157 darwin_rs6000_override_options.
158 (C_COMMON_OVERRIDE_OPTIONS): Expect
159 darwin_macosx_version_min to be non-NULL always.
160 (TARGET_C99_FUNCTIONS): Likewise.
161 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
162 (DARWIN_MINVERSION_SPEC): New.
163 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
164 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
166 (DARWIN_MINVERSION_SPEC): New.
167 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
169 * config/darwin-c.c (darwin_cpp_builtins): Expect
170 darwin_macosx_version_min to be non-NULL always.
172 * config/rs6000/rs6000.c: Clean up trailing whitespace.
174 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
176 * config/i386/i386.h (x86_use_xchgb): New.
177 (TARGET_USE_XCHGB): New macro.
178 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
179 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
180 Split after reload into bswaphi for shifts of 8.
181 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
182 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
183 or when optimizing for size.
185 2007-02-16 Richard Guenther <rguenther@suse.de>
186 Christian Bruel <christian.bruel@st.com>
188 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
189 DECLs but prefer SSA_NAMEs over DECLs.
191 2007-02-16 Richard Guenther <rguenther@suse.de>
193 * tree-flow-inline.h (single_imm_use_p): Remove.
194 (zero_imm_uses_p): Likewise.
195 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
196 instead of single_imm_use_p.
197 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
200 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
203 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
204 nested double- and backquotes.
206 2007-02-15 Roger Sayle <roger@eyesopen.com>
209 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
210 should be unreachable.
211 (build2_stat): Allow construction of MODIFY_EXPR at any time.
212 For the time being redirect GIMPLE_MODIFY_STMT to the new
213 (renamed) build_gimple_modify_stmt_stat.
214 (build2_gimple_stat): Rename to...
215 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
216 Always build a GIMPLE_MODIFY_STMT node.
217 * tree.h (build2_gimple, build2_gimple_stat): Delete.
218 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
221 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
222 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
223 * tree-complex.c (set_component_ssa_name, expand_complex_move,
224 expand_complex_div_wide): Likewise.
225 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
226 * tree-ssa-loop-im.c (schedule_sm): Likewise.
227 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
228 * tree-ssa-loop-manip.c (create_iv): Likewise.
229 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
230 abs_replacement): Likewise.
231 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
232 realify_fake_stores): Likewise.
234 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
235 node rather than a GIMPLE_MODIFY_STMT node.
236 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
237 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
239 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
240 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
243 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
246 * fold-const.c (fold_comparison): Add back the
247 folding of constant complex comparisions.
249 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
252 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
253 effects unknown to this function, return early.
255 2007-02-15 Ian Lance Taylor <iant@google.com>
257 * lower-subreg.c (move_eh_region_note): New static function.
258 (resolve_simple_move): Call it.
259 (decompose_multiword_subregs): Track blocks for which we resolve a
260 simple move which is also a control flow insn. Pass them to
261 find_many_sub_basic_blocks.
262 (pass_lower_subreg): Add TODO_verify_flow.
263 (pass_lower_subreg2): Likewise.
265 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
266 Brooks Moses <brooks.moses@codesourcery.com>
267 Lee Millward <lee.millward@codesourcery.com>
269 * tree.h (enum tree_code_class): Add tcc_vl_exp.
270 (VL_EXP_CLASS_P): New.
271 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
273 (TREE_OPERAND_CHECK_CODE): Likewise.
274 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
275 (TREE_RTL_OPERAND_CHECK): Likewise.
276 (tree_operand_check_failed): Make second parameter the whole tree
277 instead of its code. Fixed callers.
279 (TREE_OPERAND_LENGTH): New.
280 (VL_EXP_OPERAND_LENGTH): New.
282 (CALL_EXPR_STATIC_CHAIN): New.
283 (CALL_EXPR_ARGS): New.
284 (CALL_EXPR_ARG): New.
285 (call_expr_nargs): New.
286 (CALL_EXPR_ARGP): New.
287 (build_nt_call_list): Declare.
288 (build_vl_exp_stat): Declare.
290 (build_call_list): Declare.
291 (build_call_nary): Declare.
292 (build_call_valist): Declare.
293 (build_call_array): Declare.
294 (call_expr_arg): Declare.
295 (call_expr_argp): Declare.
296 (call_expr_arglist): Declare.
297 (fold_build_call_list): Declare.
298 (fold_build_call_list_initializer): Declare.
299 (fold_call_expr): Declare to replace fold_builtin.
300 (fold_builtin_fputs): Update to agree with modified definition.
301 (fold_builtin_strcpy): Likewise.
302 (fold_builtin_strncpy): Likewise.
303 (fold_builtin_memory_chk): Likewise.
304 (fold_builtin_stxcpy_chk): Likewise.
305 (fold_builtin_strncpy_chk): Likewise.
306 (fold_builtin_next_arg): Likewise.
307 (fold_build_call_expr): Declare.
308 (fold_builtin_call_list): Declare.
309 (fold_builtin_call_valist): Declare.
310 (build_call_expr): Declare.
311 (validate_arglist): Update to agree with modified definition.
312 (tree_operand_length): New.
313 (call_expr_arg_iterator): New.
314 (init_call_expr_arg_iterator): New.
315 (next_call_expr_arg): New.
316 (first_call_expr_arg): New.
317 (more_call_expr_args_p): New.
318 (FOR_EACH_CALL_EXPR_ARG): New.
320 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
322 (tree_code_size): Update documentation. Use sizeof (tree) rather
323 than sizeof (char *).
324 (tree_size): Likewise. Add case for tcc_vl_exp.
325 (tree_node_structure): Add case for tcc_vl_exp.
326 (contains_placeholder_p): Likewise.
327 (substitute_in_expr): Likewise.
328 (substitute_placeholder_in_expr): Likewise.
329 (stabilize_reference_1): Likewise.
330 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
331 to diagnose breakage of this interface for constructing CALL_EXPRs.
332 (build_nt): Add similar assertion here.
333 (build_nt_call_list): New.
334 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
335 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
337 (get_callee_fndecl): Use new CALL_EXPR accessors.
338 (tree_operand_check_failed): Change parameters to pass entire node
339 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
340 (process_call_operands): New.
341 (build_vl_exp_stat): New.
342 (build_call_list): New.
343 (build_call_nary): New.
344 (build_call_valist): New.
345 (build_call_array): New.
346 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
347 (call_expr_arglist): New.
349 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
350 tcc_vl_exp instead of a fixed-size tcc_expression.
352 * doc/c-tree.texi (CALL_EXPR): Document new representation and
353 accessors for CALL_EXPRs.
354 (AGGR_INIT_EXPR): Likewise.
356 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
357 Brooks Moses <brooks.moses@codesourcery.com>
358 Lee Millward <lee.millward@codesourcery.com>
360 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
361 (expand_builtin_nonlocal_goto): Change parameter to be entire
362 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
363 (expand_builtin_prefetch): Likewise.
364 (expand_builtin_classify_type): Likewise.
365 (mathfn_built_in): Return NULL_TREE instead of 0.
366 (expand_errno_check): Use new CALL_EXPR accessors.
367 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
368 Return NULL_RTX instead of 0.
369 (expand_builtin_mathfn_2): Likewise.
370 (expand_builtin_mathfn_3): Likewise.
371 (expand_builtin_interclass_mathfn): Likewise.
372 (expand_builtin_sincos): Likewise.
373 (expand_builtin_cexpi): Likewise.
374 (expand_builtin_int_roundingfn): Likewise.
375 (expand_builtin_int_roundingfn_2): Likewise.
376 (expand_builtin_pow): Likewise.
377 (expand_builtin_powi): Likewise.
378 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
379 of arglist, fixing callers appropriately. Use new CALL_EXPR
380 accessors and constructors. Return NULL_RTX instead of 0.
381 (expand_builtin_strstr): Likewise.
382 (expand_builtin_strchr): Likewise.
383 (expand_builtin_strrchr): Likewise.
384 (expand_builtin_strpbrk): Likewise.
385 (expand_builtin_memcpy): Likewise.
386 (expand_builtin_mempcpy): Likewise.
387 (expand_builtin_mempcpy_args): New.
388 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
389 (expand_builtin_memmove_args): New.
390 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
391 (expand_movstr): Likewise.
392 (expand_builtin_strcpy): Likewise.
393 (expand_builtin_strcpy_args): New.
394 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
395 (expand_builtin_strncpy): Likewise.
396 (expand_builtin_memset): Likewise.
397 (expand_builtin_memset_args): New.
398 (expand_builtin_bzero): Similarly to expand_builtin_memset.
399 (expand_builtin_memcmp): Likewise.
400 (expand_builtin_strcmp): Likewise.
401 (expand_builtin_strncmp): Likewise.
402 (expand_builtin_strcat): Likewise.
403 (expand_builtin_strncat): Likewise.
404 (expand_builtin_strspn): Likewise.
405 (expand_builtin_strcspn): Likewise.
406 (expand_builtin_args_info): Likewise.
407 (expand_builtin_va_start): Likewise.
408 (gimplify_va_arg_expr): Likewise.
409 (expand_builtin_va_end): Likewise.
410 (expand_builtin_va_copy): Likewise.
411 (expand_builtin_frame_address): Likewise.
412 (expand_builtin_alloca): Likewise.
413 (expand_builtin_bswap): Likewise.
414 (expand_builtin_unop): Likewise.
415 (expand_builtin_fputs): Likewise.
416 (expand_builtin_expect): Likewise.
417 (expand_builtin_fabs): Likewise.
418 (expand_builtin_copysign): Likewise.
419 (expand_builtin_printf): Likewise.
420 (expand_builtin_fprintf): Likewise.
421 (expand_builtin_sprintf): Likewise.
422 (expand_builtin_init_trampoline): Likewise.
423 (expand_builtin_signbit): Likewise.
424 (expand_builtin_fork_or_exec): Likewise.
425 (expand_builtin_sync_operation): Likewise.
426 (expand_builtin_compare_and_swap): Likewise.
427 (expand_builtin_lock_test_and_set): Likewise.
428 (expand_builtin_lock_release): Likewise.
429 (expand_builtin): Likewise.
430 (builtin_mathfn_code): Likewise.
432 (fold_builtin_constant_p): Pass call arguments individually instead
433 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
434 accessors and constructors. Return NULL_TREE instead of 0.
435 (fold_builtin_expect): Likewise.
436 (fold_builtin_classify_type): Likewise.
437 (fold_builtin_strlen): Likewise.
438 (fold_builtin_nan): Likewise.
439 (integer_valued_real_p): Likewise.
440 (fold_trunc_transparent_mathfn): Likewise.
441 (fold_fixed_mathfn): Likewise.
442 (fold_builtin_cabs): Likewise.
443 (fold_builtin_sqrt): Likewise.
444 (fold_builtin_cbrt): Likewise.
445 (fold_builtin_cos): Likewise.
446 (fold_builtin_cosh): Likewise.
447 (fold_builtin_tan): Likewise.
448 (fold_builtin_sincos): Likewise.
449 (fold_builtin_cexp): Likewise.
450 (fold_builtin_trunc): Likewise.
451 (fold_builtin_floor): Likewise.
452 (fold_builtin_ceil): Likewise.
453 (fold_builtin_round): Likewise.
454 (fold_builtin_int_roundingfn): Likewise.
455 (fold_builtin_bitop): Likewise.
456 (fold_builtin_bswap): Likewise.
457 (fold_builtin_logarithm): Likewise.
458 (fold_builtin_hypot): Likewise.
459 (fold_builtin_pow): Likewise.
460 (fold_builtin_powi): Likewise.
461 (fold_builtin_exponent): Likewise.
462 (fold_builtin_memset): Likewise.
463 (fold_builtin_bzero): Likewise.
464 (fold_builtin_memory_op): Likewise.
465 (fold_builtin_bcopy): Deleted; call site changed to invoke
466 fold_builtin_memory_op directly.
467 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
468 (fold_builtin_strncpy): Likewise.
469 (fold_builtin_memcmp): Likewise.
470 (fold_builtin_strcmp): Likewise.
471 (fold_builtin_strncmp): Likewise.
472 (fold_builtin_signbit): Likewise.
473 (fold_builtin_copysign): Likewise.
474 (fold_builtin_isascii): Likewise.
475 (fold_builtin_toascii): Likewise.
476 (fold_builtin_isdigit): Likewise.
477 (fold_builtin_fabs): Likewise.
478 (fold_builtin_abs): Likewise.
479 (fold_builtin_fmin_fmax): Likewise.
480 (fold_builtin_carg): Likewise.
481 (fold_builtin_classify): Likewise.
482 (fold_builtin_unordered_cmp): Likewise.
484 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
485 New functions split out from fold_builtin_1.
486 (fold_builtin_n): New.
487 (fold_builtin_varargs): New.
488 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
490 (fold_call_expr): New.
491 (build_function_call_expr): Rewrite to use new helper function.
492 (fold_builtin_call_list): New.
493 (build_call_expr): New.
494 (fold_builtin_call_valist): New.
495 (rewrite_call_expr): New.
497 (validate_arglist): Change parameter to be entire CALL_EXPR instead
498 of an arglist. Change return type to bool. Use new CALL_EXPR
501 (fold_builtin_strstr): Pass call arguments individually instead
502 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
503 accessors and constructors. Return NULL_TREE instead of 0.
504 (fold_builtin_strchr): Likewise.
505 (fold_builtin_strrchr): Likewise.
506 (fold_builtin_strpbrk): Likewise.
507 (fold_builtin_strcat): Likewise.
508 (fold_builtin_strncat): Likewise.
509 (fold_builtin_strspn): Likewise.
510 (fold_builtin_strcspn): Likewise.
511 (fold_builtin_fputs): Likewise.
512 (fold_builtin_next_arg): Likewise.
513 (fold_builtin_sprintf): Likewise.
515 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
516 NULL_RTX instead of 0.
517 (expand_builtin_memory_chk): Likewise.
518 (maybe_emit_chk_warning): Likewise.
519 (maybe_emit_sprintf_chk_warning): Likewise.
521 (fold_builtin_object_size): Pass call arguments individually instead
522 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
523 accessors and constructors. Return NULL_TREE instead of 0.
524 (fold_builtin_memory_chk): Likewise.
525 (fold_builtin_stxcpy_chk): Likewise.
526 (fold_builtin_strncpy_chk): Likewise.
527 (fold_builtin_strcat_chk): Likewise.
528 (fold_builtin_strcat_chk): Likewise.
529 (fold_builtin_strncat_chk): Likewise.
530 (fold_builtin_sprintf_chk): Likewise.
531 (fold_builtin_snprintf_chk): Likewise.
532 (fold_builtin_printf): Likewise.
533 (fold_builtin_vprintf): Likewise.
535 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
537 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
538 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
539 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
540 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
541 (fold_unary): Likewise.
542 (fold_binary): Likewise.
543 (fold_ternary): Remove CALL_EXPR case, since they are no longer
545 (fold): Add logic for tcc_vl_exp.
546 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
547 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
548 (fold_build3_stat): Add assertion to flag broken interface for
549 constructing CALL_EXPRs.
550 (fold_build_call_list): New.
551 (fold_build_call_list_initializer): New.
552 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
554 (fold_strip_sign_ops): Likewise.
556 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
557 Brooks Moses <brooks.moses@codesourcery.com>
558 Lee Millward <lee.millward@codesourcery.com>
560 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
561 accessors and dump arguments explicitly.
563 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
565 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
567 (print_call_name): Use new CALL_EXPR accessors.
569 * print-tree.c (print_node): Add case tcc_vl_exp. Print
570 CALL_EXPR arguments explicitly instead of as a list. Use
571 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
573 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
574 (vrp_visit_stmt): Likewise.
576 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
577 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
579 (force_move_till_expr): Likewise.
581 * targhooks.c (default_external_stack_protect_fail): Use
582 build_call_expr instead of build_function_call_expr.
583 (default_hidden_stack_protect_fail): Likewise.
585 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
588 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
589 and walk arguments explicitly.
591 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
592 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
593 (expand_simple_operations): Likewise.
594 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
596 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
598 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
600 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
601 instead of TREE_CODE_LENGTH.
603 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
604 (tree_ic_transform): Likewise.
605 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
606 parameter instead of arglist. Fix callers.
607 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
608 (tree_stringops_transform): Likewise.
609 (tree_indirect_call_to_profile): Likewise.
610 (tree_stringops_values_to_profile): Likewise.
612 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
613 (eliminate_tail_call): Likewise.
615 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
617 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
618 Use TREE_OPERAND_LENGTH and generalize to handle any number of
620 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
622 * omp-low.c (build_omp_barrier): Use build_call_expr.
623 (lower_rec_input_clauses): Likewise.
624 (lower_reduction_clauses): Likewise.
625 (expand_parallel_call): Likewise.
626 (maybe_catch_exception): Likewise.
627 (expand_omp_for_generic): Likewise.
628 (expand_omp_for_static_nochunk): Likewise.
629 (expand_omp_sections): Likewise.
630 (lower_omp_single_simple): Likewise.
631 (lower_omp_single_copy): Likewise.
632 (lower_omp_master): Likewise.
633 (lower_omp_ordered): Likewise.
634 (lower_omp_critical): Likewise.
636 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
637 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
639 * tree-gimple.c (is_gimple_call_addr): Fix doc.
640 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
641 TREE_CODE_LENGTH. Add tcc_vl_exp case.
643 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
644 and generalize to handle any number of operands.
645 (chrec_contains_undetermined): Likewise.
646 (tree_contains_chrecs): Likewise.
647 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
649 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
651 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
652 fold_call_expr instead of fold_builtin.
653 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
654 match declarations there.
655 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
658 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
659 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
661 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
662 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
664 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
667 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
668 (execute_cse_sincos): Use new CALL_EXPR accessors.
670 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
672 * gimple-low.c (lower_function_body): Use build_call_expr.
673 (lower_builtin_setjmp): Likewise.
675 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
676 (set_storage_via_libcall): Likewise.
677 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
678 instead of TREE_CODE_LENGTH.
679 (expand_expr_real_1): Use new CALL_EXPR accessors.
681 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
682 generalize to handle any number of operands.
683 (TB_parent_eq): Likewise.
685 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
686 (strip_builtin_expect): Likewise.
688 * function.c (gimplify_parameters): Use build_call_expr.
690 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
691 instead of TREE_CODE_LENGTH.
693 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
694 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
696 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
699 * gimplify.c (build_stack_save_restore): Use build_call_expr.
700 (gimplify_decl_expr): Likewise.
701 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
702 Use new CALL_EXPR iterators.
703 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
704 (gimplify_modify_expr_to_memset): Likewise.
705 (gimplify_variable_sized_compare): Likewise.
706 (gimplify_omp_atomic_fetch_op): Likewise.
707 (gimplify_omp_atomic_pipeline): Likewise.
708 (gimplify_omp_atomic_mutex): Likewise.
709 (gimplify_function_tree): Likewise.
711 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
712 (call_expr_flags): Likewise.
713 (expand_call): Likewise.
715 * except.c (expand_builtin_eh_return_data_regno): Pass entire
716 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
719 * coverage.c (create_coverage): Use build_call_expr.
721 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
722 (temp_call_expr_obstack): New.
723 (pool_copy_list): Delete.
724 (temp_copy_call_expr): New.
725 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
726 CALL_EXPR accessors. Get rid of special goo for copying argument
727 lists and use temp_copy_call_expr instead.
728 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
730 (create_expression_by_pieces): Likewise. Use build_call_array
731 to construct the result instead of fold_build3.
732 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
733 dealing with argument lists.
734 (init_pre): Remove references to expression_node_pool and
735 list_node_pool. Init temp_call_expr_obstack instead.
736 (fini_pre): Remove references to expression_node_pool and
739 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
740 and walk arguments explicitly instead of as a list.
742 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
743 (mx_register_decls): Likewise.
744 (mudflap_register_call): Likewise.
745 (mudflap_finish_file): Likewise.
747 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
748 (ipa_callsite_compute_param): Likewise.
750 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
751 accessors and constructor.
753 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
754 accessors and constructor.
755 (convert_tramp_reference): Likewise.
756 (convert_call_expr): Likewise.
757 (finalize_nesting_tree_1): Likewise.
759 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
762 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
764 * tree-inline.c (initialize_inlined_parameters): Pass entire
765 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
767 (estimate_num_insns_1): Use new CALL_EXPR accessors.
768 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
770 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
771 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
772 (vectorizable_reduction): Likewise.
773 (vectorizable_call): Use new CALL_EXPR iterators.
774 (vectorizable_conversion): Use build_call_expr.
775 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
776 (vect_gen_widened_results_half): Use build_call_expr.
777 (vect_setup_realignment): Likewise.
778 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
780 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
781 (pass_through_call): Likewise.
782 (compute_object_sizes): Likewise. Use fold_call_expr instead of
785 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
786 (tree_gen_pow2_profiler): Likewise.
787 (tree_gen_one_value_profiler): Likewise.
788 (tree_gen_ic_func_profiler): Likewise.
789 (tree_gen_average_profiler): Likewise.
790 (tree_gen_ior_profiler): Likewise.
792 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
793 (find_func_aliases): Use new CALL_EXPR accessors. Add case
794 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
796 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
799 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
802 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
804 (convert_to_integer): Likewise.
806 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
809 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
810 Brooks Moses <brooks.moses@codesourcery.com>
811 Lee Millward <lee.millward@codesourcery.com>
813 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
815 * config/frv/frv.c (frv_expand_builtin): Likewise.
816 * config/s390/s390.c (s390_expand_builtin): Likewise.
818 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
819 (sparc_expand_builtin): Use new CALL_EXPR accessors.
821 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
822 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
823 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
824 (ix86_expand_store_builtin): Likewise.
825 (ix86_expand_unop_builtin): Likewise.
826 (ix86_expand_unop1_builtin): Likewise.
827 (ix86_expand_sse_compare): Likewise.
828 (ix86_expand_sse_comi): Likewise.
829 (ix86_expand_vec_init_builtin): Likewise.
830 (ix86_expand_vec_ext_builtin): Likewise.
831 (ix86_expand_vec_set_builtin): Likewise.
832 (ix86_expand_builtin): Use new CALL_EXPR accessors.
834 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
835 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
837 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
838 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
839 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
841 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
843 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
844 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
845 arglist. Use new CALL_EXPR accessors. Fix callers.
846 (altivec_expand_abs_builtin): Likewise.
847 (rs6000_expand_binop_builtin): Likewise.
848 (altivec_expand_predicate_builtin): Likewise.
849 (altivec_expand_lv_builtin): Likewise.
850 (spe_expand_stv_builtin): Likewise.
851 (altivec_expand_stv_builtin): Likewise.
852 (rs6000_expand_ternop_builtin): Likewise.
853 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
854 (altivec_expand_st_builtin): Likewise.
855 (altivec_expand_dst_builtin): Likewise.
856 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
857 arglist. Use new CALL_EXPR accessors. Fix callers.
858 (altivec_expand_vec_set_builtin): Likewise.
859 (altivec_expand_vec_ext_builtin): Likewise.
860 (altivec_expand_builtin): Use new CALL_EXPR accessors.
861 (spe_expand_builtin): Likewise.
862 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
863 arglist. Use new CALL_EXPR accessors. Fix callers.
864 (spe_expand_evsel_builtin): Likewise.
865 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
866 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
868 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
869 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
870 (arm_expand_unop_builtin): Likewise.
871 (arm_expand_builtin): Use new CALL_EXPR accessors.
873 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
876 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
877 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
878 (bfin_expand_unop_builtin): Likewise.
879 (bfin_expand_builtin): Use new CALL_EXPR accessors.
881 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
882 Brooks Moses <brooks.moses@codesourcery.com>
883 Lee Millward <lee.millward@codesourcery.com>
885 * c-semantics.c (build_stmt): Add internal diagnostic check.
887 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
888 accessors. Print arguments explicitly instead of as a list.
890 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
892 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
893 (c_finish_omp_flish): Likewise.
895 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
896 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
897 instead of TREE_CODE_LENGTH.
898 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
899 (c_warn_unused_result): Likewise.
901 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
904 * doc/invoke.texi (Warning Options): Remove
905 -Werror-implicit-function-declaration.
906 (Wimplicit-function-declaration): Update description.
907 * opts.c (common_handle_option): Move handling of -Werror=* to...
908 (enable_warning_as_error): ...here.
909 * opts.h (enable_warning_as_error): Declare.
910 * c-decl.c (implicit_decl_warning): Unless
911 -Wno-implicit-function-declaration is given, emit a pedwarn if
912 -std=c99 or emit a warning if -Wimplicit-function-declaration.
913 * c.opt (Wimplicit-function-declaration): Replace
914 mesg_implicit_function_declaration with
915 warn_implicit_function_declaration.
916 * c-opts.c (c_common_handle_option):
917 -Werror-implicit-function-declaration is exactly equal as
918 -Werror=implicit-function-declaration.
919 (set_Wimplicit): Replace mesg_implicit_function_declaration with
920 warn_implicit_function_declaration.
921 (c_common_post_options): -Wimplict-function-declaration is enabled
922 by default by -std=c99, otherwise is disabled by default.
923 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
925 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
927 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
928 DECL on the rhs to a DECL on the lhs for debug info purposes if the
929 former is ignored but not the latter.
931 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
933 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
934 is made and the reference doesn't use the alias set of its type,
935 do not create the temporary using that type.
937 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
939 * jump.c: Remove prototypes for delete_computation and
940 delete_prior_computation.
942 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
944 * jump.c (get_label_after): Delete.
945 (get_label_before, delete_computation, delete_jump,
946 delete_prior_computation, follow_jumps): Move...
947 * reorg.c (delete_computation, delete_prior_computation): ... here...
948 (get_label_before, delete_jump): ... making these static ...
949 (follow_jumps): ... and simplifying this since it only runs after
951 * rtl.h (get_label_after, get_label_before, delete_jump,
952 follow_jumps): Delete prototypes.
954 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
956 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
958 2007-02-15 Nick Clifton <nickc@redhat.com>
960 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
961 order to prevent it from being munged by the target.
963 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
965 * config/i386/i386.md: Remove misleading comment.
967 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
969 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
970 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
973 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
975 * tree-sra.c (instantiate_missing_elements): Canonicalize
977 (sra_build_assignment): New.
978 (generate_copy_inout, generate_element_copy,
979 generate_element_zero, generate_one_element_init): Use it.
981 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
983 * tree-sra.c (instantiate_missing_elements): Canonicalize
985 (sra_build_assignment): New.
986 (generate_copy_inout, generate_element_copy,
987 generate_element_zero, generate_one_element_init): Use it.
989 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
991 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
994 2007-02-14 Joseph Myers <joseph@codesourcery.com>
996 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
997 types as aggregates not scalars.
998 * function.c (assign_stack_temp_for_type): Likewise.
1000 2007-02-14 Roger Sayle <roger@eyesopen.com>
1001 Zdenek Dvorak <dvorakz@suse.cz>
1003 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1006 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1008 * passes.c (next_pass_1): Clear the next field of the copied
1011 2007-02-14 Richard Henderson <rth@redhat.com>
1013 * tree-sra.c (early_sra): New.
1014 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1015 (tree_sra_early, pass_sra_early): New.
1016 * tree-pass.h (pass_sra_early): Declare.
1017 * passes.c (init_optimization_passes): Use it.
1019 2007-02-14 Richard Guenther <rguenther@suse.de>
1021 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1023 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1025 PR tree-optimization/30771
1026 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1028 (vect_analyze_operations): Induction phis can now be marked as
1030 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1031 Update documentation accordingly.
1033 2007-02-14 Nick Clifton <nickc@redhat.com>
1035 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1036 most 3 arguments are supported.
1037 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1039 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1041 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1042 Ensure dst->current is valid.
1044 2007-02-13 Paul Brook <paul@codesourcery.com>
1046 * config.gcc: Add arm*-*-uclinux-*eabi.
1047 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1048 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1049 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1050 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1051 (LINK_SPEC): Define.
1053 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1055 * config/arm/uclinux-eabi.h: New file.
1056 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1057 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1060 2007-02-13 Ian Lance Taylor <iant@google.com>
1062 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1063 * flags.h (warn_strict_overflow): Declare.
1064 (enum warn_strict_overflow_code): Define.
1065 (issue_strict_overflow_warning): New static inline function.
1066 * opts.c (warn_strict_overflow): New variable.
1067 (common_handle_option): Handle OPT_Wstrict_overflow and
1068 OPT_Wstrict_overflow_.
1069 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1071 * fold-const.c: Include intl.h.
1072 (fold_deferring_overflow_warnings): New static variable.
1073 (fold_deferred_overflow_warning): New static variable.
1074 (fold_deferred_overflow_code): New static variable.
1075 (fold_defer_overflow_warnings): New function.
1076 (fold_undefer_overflow_warnings): New function.
1077 (fold_undefer_and_ignore_overflow_warnings): New function.
1078 (fold_deferring_overflow_warnings_p): New function.
1079 (fold_overflow_warning): New static function.
1080 (make_range): Add strict_overflow_p parameter. Change all
1082 (extract_muldiv, extract_muldiv_1): Likewise.
1083 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1084 tree_expr_nonnegative_p.
1085 (fold_negate_expr): Call fold_overflow_warning.
1086 (fold_range_test): Likewise.
1087 (fold_comparison): Likewise.
1088 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1089 instead of tree_expr_nonnegative_p.
1090 (tree_expr_nonnegative_warnv_p): Rename from
1091 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1092 (tree_expr_nonnegative_p): New function.
1093 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1094 strict_overflow_p parameter.
1095 (tree_expr_nonzero_p): New function.
1096 * passes.c (verify_interpass_invariants): New static function.
1097 (execute_one_pass): Call it.
1098 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1100 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1101 (estimate_numbers_of_iterations): Likewise.
1102 (scev_probably_wraps_p): Likewise.
1103 * tree-ssa-ccp.c: Include "toplev.h".
1104 (evaluate_stmt): Defer fold overflow warnings until we know we are
1106 (struct fold_stmt_r_data): Add stmt field.
1107 (fold_stmt_r): Defer fold overflow warnings until we know we
1109 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1110 (fold_stmt_inplace): Likewise.
1111 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1112 (cleanup_control_expr_graph): Defer fold overflow warnings until
1113 we know we are going to optimize.
1114 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1115 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1117 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1118 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1119 * tree-ssa-loop-manip.c (create_iv): Likewise.
1120 * c-typeck.c (build_conditional_expr): Likewise.
1121 (build_binary_op): Likewise.
1122 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1123 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1124 (extract_range_from_unary_expr): Likewise.
1125 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1126 assuming that signed overflow does not occur.
1127 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1128 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1129 (fold_defer_overflow_warnings): Declare.
1130 (fold_undefer_overflow_warnings): Declare.
1131 (fold_undefer_and_ignore_overflow_warnings): Declare.
1132 (fold_deferring_overflow_warnings_p): Declare.
1133 (tree_expr_nonzero_warnv_p): Declare.
1134 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1136 (Warning Options): Document -Wstrict-overflow.
1137 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1138 (tree-ssa-ccp.o): Likewise.
1139 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1140 (fold-const.o): Depend on intl.h.
1142 2007-02-13 Ian Lance Taylor <iant@google.com>
1145 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1148 2007-02-13 Stuart Hastings <stuart@apple.com>
1150 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1152 2007-02-13 Richard Henderson <rth@redhat.com>
1154 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1155 handled_component_p before looking for the indirect_ref.
1157 2007-02-13 Richard Henderson <rth@redhat.com>
1159 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1160 remove flags clobber.
1161 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1162 (bswaphi_lowpart): New.
1163 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1164 remove TARGET_BSWAP test. Delete expander of the same name.
1166 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1167 (expand_unop): Use them.
1169 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1171 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1172 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1173 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1174 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1175 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1176 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1177 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1178 assembler dialect choice from asm templates.
1180 2007-02-12 Richard Henderson <rth@redhat.com>
1182 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1183 (fixuns_trunc<SSEMODEF>si2): Use it.
1184 * config/i386/sse.md (vec_setv4sf_0): Export.
1185 * config/i386/i386.c (ix86_build_const_vector): Export.
1186 (ix86_split_convert_uns_si_sse): Rename from
1187 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1188 * config/i386/i386-protos.h: Update.
1190 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1193 * c-typeck.c (c_finish_return): Improve warning message.
1195 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1197 * alias.c (find_symbolic_term): Delete unused function.
1199 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1201 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1202 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1203 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1205 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1207 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1208 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1209 the function, temporarily point the debug interface to the null one.
1211 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1213 * dwarf2out.c (round_up_to_align): New static function.
1214 (field_byte_offset): Use it to round the offset.
1216 2007-02-12 Richard Henderson <rth@redhat.com>
1218 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1219 (inswl_const): Export.
1221 2007-02-12 Richard Henderson <rth@redhat.com>
1223 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1224 result mode of the libcall, convert back to outmode.
1226 2007-02-12 Roger Sayle <roger@eyesopen.com>
1228 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1229 (bswapdi2): New define_expand to implement 32-bit implementation.
1231 2007-02-12 Nick Clifton <nickc@redhat.com>
1233 * doc/invoke.texi (Overall Options): Document --help=.
1234 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1235 (cc1_options): Pass --help= on to cc1.
1236 (display_help): Add description of --help=.
1237 (process_command): Add code to handle --help=. Allow translated
1238 --help and --target-help switches to be passed on to compiler
1240 (main): Remove unused if statement.
1241 * opts.c (columns): Remove.
1242 (LEFT_COLUMN): Define.
1243 (wrap_help): Add columns argument.
1244 (print_filtered_help): Change parameters to be an include bitmask,
1245 an exclude bitmask, an any bitmask and the column width. Move the
1246 code to display the params list here. Add code to display the
1247 status of options rather than their descriptions if the quiet flag
1249 (print_specific_help): Change parameters to be an include bitmask,
1250 an exclude bitmask and an any bitmask. Move code to look up the
1251 column width here. Decide upon the title for an options listing.
1252 (common_handle_options): Add code to handle --help=. Adapt code
1253 for --help and --target-help to use the revised form of the
1254 print_specific_help function.
1255 (print_help): Delete.
1256 (print_param_help): Delete.
1257 (print_switch): Delete.
1258 * opts.h (cl_lang_count): Add prototype.
1259 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1260 CL_MAX_OPTION_CLASS): New defines.
1261 * optc-gen.awk: Add construction of cl_lang_count.
1262 * c.opt: Add Warning attribute to warning options and Optimization
1263 attribute to optimization options.
1264 * common.opt: Likewise.
1266 Add -fhelp and -ftarget-help as aliases for the transformed --help
1267 and --target-help options.
1268 * opt-functions.awk: Add code to handle Warning and Optimization
1271 2007-02-12 Richard Henderson <rth@redhat.com>
1273 * config/alpha/constraints.md: New file.
1274 * config/alpha/alpha.c: Include tm-constrs.h.
1275 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1276 alpha_extra_constraint): Remove.
1277 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1278 * config/alpha/alpha-protos.h: Update.
1279 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1280 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1281 (EXTRA_CONSTRAINT): Remove.
1282 * config/alpha/alpha.md: Include constraints.md.
1283 (adddi splitter): Use satisfies_constraint_*.
1284 * config/alpha/predicates.md (add_operand): Likewise.
1285 (sext_add_operand, addition_operation): Likewise.
1287 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1289 PR tree-optimization/29145
1290 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1291 in our handling of restrict qualified pointers.
1293 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1296 * doc/invoke.texi (Wunused-value): Update description.
1297 (Wextra): Delete item.
1298 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1299 value of Wunused-value.
1300 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1301 (c_finish_stmt_expr): Don't check extra_warnings.
1302 (emit_side_effect_warnings): The caller is responsible to check
1305 2007-02-11 Roger Sayle <roger@eyesopen.com>
1306 Matt Thomas <matt@3am-software.com>
1308 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1310 2007-02-11 Roger Sayle <roger@eyesopen.com>
1312 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1313 comparisons of POPCOUNT against zero.
1314 (simplify_const_relational_operation): Likewise.
1316 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1318 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1320 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1322 * dwarf2out.c (root_type): Delete unused function.
1324 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1326 * genattrtab.c (contained_in_p): Delete unused function.
1327 (write_expr_attr_cache): Likewise.
1329 2007-02-11 Jan Hubicka <jh@suse.cz>
1331 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1334 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1336 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1337 to add the REG_EQ* note.
1338 * see.c (see_merge_one_use_extension): Likewise.
1339 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1340 turn REG_EQUAL notes into REG_EQUIV notes if the target
1341 register may have more than one set.
1342 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1343 * gcse.c (try_replace_reg): Likewise.
1344 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1345 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1346 more than one REG_EQUIV note.
1347 * reload1.c (gen_reload): Use set_unique_reg_note.
1349 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1351 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1352 (ix86_builtin_conversion): New function.
1354 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1357 * tree.h (DECL_REPLACEABLE_P): New macro.
1358 * except.c (set_nothrow_function_flags): Likewise.
1360 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1361 Ira Rosen <irar@il.ibm.com>
1362 Dorit Nuzman <dorit@il.ibm.com>
1364 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1365 * targhooks.c (default_builtin_vectorized_conversion): New.
1366 * targhooks.h (default_builtin_vectorized_function): New declaration.
1367 * target.h (struct vectorize): Add builtin_conversion field.
1368 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1369 stmt_vec_info_type value.
1370 (vectorizable_conversion): New declaration.
1371 * tree-vect-analyze.c (vect_analyze_operations): Add
1372 vectorizable_conversion call.
1373 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1374 * tree-vect-transform.c (vectorizable_conversion): New function.
1375 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1376 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1378 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1379 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1380 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1381 or ALTIVEC_BUILTIN_VCFSX.
1383 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1386 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1387 CONST_DOUBLE and operand 0 is a hard register.
1388 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1389 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1390 is a hard floating-point register.
1392 2007-02-10 Richard Henderson <rth@redhat.com>
1393 Jakub Jelinek <jakub@redhat.com>
1394 Alexandre Oliva <aoliva@redhat.com>
1396 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1397 * builtin-types.def (BT_WORD): Make unsigned.
1398 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1399 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1400 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1401 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1402 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1403 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1405 * expr.c (emutls_var_address): New.
1406 (expand_expr_real_1): Expand emulated tls.
1407 (expand_expr_addr_expr_1): Likewise.
1408 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1409 * output.h (emutls_finish): Declare.
1410 * toplev.c (compile_file): Call it.
1411 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1412 address before wrapping in CONST.
1413 * varasm.c (emutls_htab, emutls_object_type): New.
1414 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1415 (get_emutls_object_name, get_emutls_object_type): New.
1416 (get_emutls_init_templ_addr, emutls_decl): New.
1417 (emutls_common_1, emutls_finish): New.
1418 (assemble_variable): When emulating tls, swap decls; generate
1419 constructor for the emutls objects.
1420 (do_assemble_alias): When emulating tls, swap decl and target name.
1421 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1423 * varpool.c (decide_is_variable_needed): Look at force_output.
1424 Recurse for emulated tls.
1425 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1426 with decide_is_variable_needed.
1427 * emutls.c: New file.
1428 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1429 tls_object for real tls.
1431 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1433 PR rtl-optimization/29599
1434 * reload1.c (eliminate_regs_in_insn): Take the destination
1435 mode into account when computing the offset.
1437 2007-02-09 Stuart Hastings <stuart@apple.com>
1438 Richard Henderson <rth@redhat.com>
1440 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1441 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1442 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1443 fixuns_truncdfhi2): New.
1444 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1445 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1446 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1447 (floatunssidf2): Allow nonimmediate source.
1448 * gcc/config/i386/sse.md (movdi_to_sse): New.
1449 (vec_concatv2di): Drop '*'.
1450 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1451 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1452 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1454 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1455 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1456 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1457 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1458 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1459 ix86_build_const_vector.
1460 (x86_emit_floatuns): Rewrite.
1462 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1464 * genautomata.c (longest_path_length): Delete unused function.
1465 (struct state): Delete unused longest_path_length.
1466 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1467 (get_free_state): Delete unused.
1469 2007-02-09 Jan Hubicka <jh@suse.cz>
1471 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1472 * doc/invoke.texi (inline-unit-growth): Update default value.
1474 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1475 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1476 (rebuild_cgraph_edges): Likewise.
1477 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1478 (dump_cgraph_node): Dump frequencies.
1479 (cgraph_clone_edge): Add frequency scales.
1480 (cgraph_clone_node): Add freuqnecy.
1481 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1482 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1483 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1484 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1485 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1486 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1487 (save_inline_function_body): Likewise.
1488 * ipa-inline.c: inluce rtl.h
1489 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1490 (cgraph_edge_badness): Use frequencies.
1491 (cgraph_decide_recursive_inlining): Update clonning.
1492 (cgraph_decide_inlining_of_small_function): Dump frequency.
1493 * predict.c (estimate_bb_frequencies): Export.
1494 * predict.h (estimate_bb_frequencies): Declare.
1495 * tree-inline.c (copy_bb): Watch overflows.
1496 (expand_call_inline): Update call of cgraph_create_edge.
1497 (optimize_inline_calls): Use TODO flags to update frequnecies.
1498 * passes.h: Include predict.h
1499 (init_optimization_passes): Move profile ahead.
1500 (execute_function_todo): Handle TODO_rebuild_frequencies.
1502 2007-02-09 Roger Sayle <roger@eyesopen.com>
1504 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1505 the insbl or inswl pattern into a register.
1507 2007-02-09 Roger Sayle <roger@eyesopen.com>
1509 * config/ia64/ia64.md (bswapdi2): New define_insn.
1511 2007-02-09 Richard Henderson <rth@redhat.com>
1513 * config/i386/constraints.md (Ym): New constraint.
1514 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1515 (movdi_1_rex64): Split sse and xmm general register moves from
1516 memory move alternatives. Use conditional register constraints.
1517 (movsf_1, movdf_integer): Likewise.
1518 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1519 (movdf_integer_rex64): New.
1520 (pushsf_rex64): Fix output constraints.
1521 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1522 (sse2_stored): Likewise.
1523 (sse2_storeq_rex64): New.
1524 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1525 amd and not generic.
1526 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1527 for optimize_size. Remove SF/DFmode hack.
1529 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1531 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1534 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1535 Richard Sandiford <richard@codesourcery.com>
1537 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1538 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1539 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1540 m68k/t-mlib to tmake_file.
1541 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1542 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1543 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1544 Allow it to be cf or m68k. Set m68k_arch_family. If that
1545 variable is not empty, add t-$m68k_arch_family to tmake_file.
1546 Add t-mlibs to tmake_file.
1547 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1548 * config/m68k/t-cf: New file.
1549 * config/m68k/t-m68k: Likewise.
1550 * config/m68k/t-mlibs: Likewise.
1551 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1552 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1553 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1554 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1555 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1557 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1558 (INSTALL_LIBGCC): Delete.
1559 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1560 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1561 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1562 (M68K_MLIB_CPU): Define.
1563 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1564 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1565 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1567 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1568 Richard Guenther <rguenther@suse.de>
1571 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1572 against INT_MIN/INT_MAX.
1573 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1574 file if a loop is removed.
1576 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1578 * calls.c (store_one_arg): Pass correct alignment to
1579 emit_push_insn for non-BLKmode values.
1580 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1581 unaligned stack slot via a suitably aligned slot.
1583 2007-02-08 DJ Delorie <dj@redhat.com>
1585 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
1587 (legal_subregs): Use unsigned char, make const.
1588 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
1590 2007-02-08 Paul Brook <paul@codesourcery.com>
1592 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
1593 special interworking needed.
1595 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
1597 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
1598 conditional to __SSE2__.
1599 (Entries below should have been added to first ChangeLog
1600 entry for amdfam10 dated 2007-02-05)
1601 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
1603 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
1605 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
1608 2007-02-08 DJ Delorie <dj@redhat.com>
1610 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
1611 * config/m32c/m32c.c (legal_subregs): New.
1612 (m32c_illegal_subreg_p): New.
1613 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
1614 unsupported subregs of hard regs.
1616 2007-02-08 Jan Hubicka <jh@suse.cz>
1618 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
1619 the same one; always update histograms.
1621 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1623 * passes.c (init_optimization_passes): Tidy comment.
1625 2007-02-08 Roger Sayle <roger@eyesopen.com>
1627 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
1628 strip zero_extend, bswap and rotates from POCOUNT's argument.
1629 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
1630 zero_extend and rotates from PARITY's argument.
1631 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
1632 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
1633 of an integer constant at compile-time.
1635 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1638 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
1640 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
1643 * tree-ssa-live.c (remove_unused_locals): Do not remove
1644 TREE_ADDRESSABLE variables.
1645 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
1646 * tree-ssa-operands.c (add_virtual_operand): Remove argument
1647 FOR_CLOBBER. Update all users.
1648 If VAR has an associated alias set, add a virtual operand for
1649 it if no alias is found to conflict with the memory reference.
1651 2007-02-07 Jan Hubicka <jh@suse.cz>
1652 Robert Kidd <rkidd@crhc.uiuc.edu>
1654 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
1656 2007-02-07 Ian Lance Taylor <iant@google.com>
1658 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
1660 2007-02-07 Roger Sayle <roger@eyesopen.com>
1662 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
1663 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
1664 tablejumpdi, movsi_to_cr_one): Remove constraints from
1665 define_expand's match_operands.
1667 2007-02-07 Roger Sayle <roger@eyesopen.com>
1669 * global.c (compute_regsets): Move declatation of "i" inside of
1670 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
1672 2007-02-07 Jakub Jelinek <jakub@redhat.com>
1675 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
1676 of INDIRECT_REF <RESULT_DECL>.
1678 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
1680 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
1681 Kaz Kojima <kkojima@gcc.gnu.org>
1684 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
1686 (sh_initialize_trampoline): Add parentheses to avoid a warning.
1688 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1690 * doc/loop.texi: Document possibility not to perform disambiguation
1691 of loops with multiple latches.
1692 * cfgloopmanip.c (alp_enum_p): Removed.
1693 (add_loop): Handle subloops. Use get_loop_body_with_size.
1694 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
1695 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
1696 the new forwarder block.
1697 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
1698 Handle the case latch is NULL.
1699 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
1700 when marking loop exits.
1701 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
1703 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
1704 disambiguate_loops_with_multiple_latches.
1705 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
1706 before fix_loop_structure.
1707 * cfgloop.c: Include pointer-set.h and output.h.
1708 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
1709 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
1710 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
1711 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
1712 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
1713 disambiguate_multiple_latches, get_loop_body_with_size,
1714 disambiguate_loops_with_multiple_latches): New functions.
1715 (flow_loop_dump): Dump multiple latch edges.
1716 (flow_loop_nodes_find): Handle loops with multiple latches.
1717 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
1718 (glb_enum_p): Modified.
1719 (get_loop_body): Use get_loop_body_with_size.
1720 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
1721 (AVOID_CFG_MODIFICATIONS): New constant.
1722 (disambiguate_loops_with_multiple_latches, add_loop,
1723 get_loop_body_with_size): Declare.
1724 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
1726 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
1729 * global.c (compute_regsets): New function.
1730 (global_alloc): Refactored ELIMINABLE_REGSET
1731 and NO_GLOBAL_ALLOC_REGS computation out.
1732 (rest_of_handle_global_alloc): Call compute_regsets()
1733 for non-optimizing case.
1735 2007-02-06 Richard Henderson <rth@redhat.com>
1737 * config/i386/constraints.md (Y2): Rename from Y.
1738 (Yi): New constraint.
1739 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
1740 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
1741 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
1742 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
1743 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
1744 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
1745 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
1746 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
1747 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
1748 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
1749 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
1750 vec_extractv2si_1): Change Y constraints to Y2.
1751 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
1752 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
1753 Change Y constraints to Y2.
1754 (sse2_loadld): Change Y constraints to x.
1756 2007-02-06 Roger Sayle <roger@eyesopen.com>
1758 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
1759 (parity<mode>2): New define_expand using rs6000_emit_parity.
1760 * config/rs6000/rs6000.c (rs6000_emit_popcount,
1761 rs6000_emit_parity): New functions.
1762 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
1763 rs6000_emit_parity): Prototype here.
1765 2007-02-06 Ian Lance Taylor <iant@google.com>
1767 * lower-subreg.c (simple_move_operand): Reject CONST.
1768 (resolve_clobber): Call validate_change rather than directly
1769 assigning to XEXP (pat, 0).
1771 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1773 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
1774 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
1775 (tree-cfg.o): Remove hashtab.h dependency.
1777 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
1778 (struct ivopts_data): Change niters to pointer_map_t.
1779 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
1780 (niter_for_exit): Create pointer_map on demand. Change for
1782 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
1783 (free_loop_data): Destroy data->niters if created and reset field.
1784 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
1785 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
1787 * tree-ssa-reassoc.c: Include pointer-set.h.
1788 (bb_rank): Change to long *.
1789 (operand_rank): Change to pointer_map_t.
1790 (find_operand_rank): Return long, -1 if not found. Declare as inline.
1791 (insert_operand_rank): Accept long.
1792 (operand_entry_hash, operand_entry_eq): Remove.
1793 (get_rank): Return long. Adjust for changes above.
1794 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
1796 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
1798 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
1799 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
1800 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
1802 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
1803 directly since it cannot be NULL.
1804 (get_vi_for_tree): Rewrite for pointer_map API.
1805 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
1806 (init_alias_vars): Create vi_for_tree as pointer_map.
1807 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
1809 * tree-cfg.c: Don't include hashtab.h.
1810 (edge_to_cases): Declare as pointer_map.
1811 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
1813 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
1814 (start_recording_case_labels): Create edge_to_cases as pointer_map.
1815 (end_recoding_case_labels): Cleanup edge_to_cases manually before
1817 (record_switch_edge): Delete.
1818 (get_cases_for_edge): Adjust for pointer_map API, inline
1819 record_switch_edge (rewritten for new API), remove goto.
1821 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1823 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
1824 * tree-nested.c: Include pointer-set.h.
1825 (var_map_elt, var_map_eq, var_map_hash): Delete.
1826 (struct nesting_info): Remove GTY marker. Change the two htab_t's
1828 (nesting_info_bitmap_obstack): New.
1829 (lookup_field_for_decl): Adjust for pointer_map API.
1830 (lookup_tramp_for_decl): Adjust for pointer_map API.
1831 (get_nonlocal_debug_decl): Adjust for pointer_map API.
1832 (get_local_debug_decl): Adjust for pointer_map API.
1833 (convert_nl_goto_reference): Adjust for pointer_map API.
1834 (convert_nl_goto_receiver): Adjust for pointer_map API.
1835 (create_nesting_tree): Create outside GGC space. Create bitmap on
1836 the new obstack. Create field_map and var_map as pointer_maps.
1837 (free_nesting_tree): Adjust for changes to create_nesting_tree.
1839 (lower_nested_functions): Move root here, no need to NULL it.
1840 Initialize and release the obstack.
1842 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
1844 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
1845 Remove prototypes and make them non-static.
1846 (struct tree_int_map): Remove.
1847 * tree.h (struct tree_int_map): Move here, turning TO into an
1849 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
1851 * tree.h (TREE_COMPLEXITY): Remove.
1852 (struct tree_exp): Remove complexity field.
1853 * tree.c (build1_stat): Don't set it.
1855 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
1856 Victor Kaplansky <victork@il.ibm.com>
1858 * tree-vectorizer.c (vect_is_simple_use): Support induction.
1859 (vect_is_simple_reduction): Support reduction with induction as
1860 one of the operands.
1861 (vect_is_simple_iv_evolution): Fix formatting.
1862 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
1863 formatting. Don't mark induction phis for vectorization.
1864 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
1865 * tree-vect-transform.c (get_initial_def_for_induction): New function.
1866 (vect_get_vec_def_for_operand): Support induction.
1867 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
1869 (vectorizable_reduction): Support reduction with induction as one of
1871 (vectorizable_type_demotion): Use def-type of stmt argument rather
1872 than dummy def-type.
1874 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
1875 flag_tree_scev_cprop.
1876 * common.opt (tree-scev-cprop): New flag.
1878 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
1879 call to vect_get_new_vect_var.
1881 2007-02-06 Ira Rosen <irar@il.ibm.com>
1883 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
1884 vectype is not NULL.
1885 (vect_pattern_recog_1): Likewise.
1887 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1889 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
1890 (fold_negate_expr): Likewise.
1892 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
1895 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
1896 even if cv-qualification is the same.
1898 2007-02-05 Geoffrey Keating <geoffk@apple.com>
1900 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
1901 __enable_execute_stack on completion.
1903 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1905 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
1906 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
1907 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
1908 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
1909 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
1910 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
1911 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
1912 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
1914 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1916 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
1917 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
1918 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
1919 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
1920 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
1921 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
1922 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
1923 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
1924 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
1925 umuldi3_highpart_rex64, umulsi3_highpart_insn,
1926 umulsi3_highpart_zext, smuldi3_highpart_rex64,
1927 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
1928 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
1929 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
1930 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
1931 sqrtextenddfxf2_i387): Added amdfam10_decode.
1933 * config/i386/athlon.md (athlon_idirect_amdfam10,
1934 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
1935 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
1936 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
1937 athlon_ivector_store_amdfam10): New define_insn_reservation.
1938 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
1941 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1943 * config/i386/athlon.md (athlon_call_amdfam10,
1944 athlon_pop_amdfam10, athlon_lea_amdfam10): New
1945 define_insn_reservation.
1946 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
1947 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
1948 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
1950 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1952 * config/i386/athlon.md (athlon_sseld_amdfam10,
1953 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
1954 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
1956 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1958 * config/i386/athlon.md (athlon_sseins_amdfam10): New
1959 define_insn_reservation.
1960 * config/i386/i386.md (sseins): Added sseins to define_attr type
1961 and define_attr unit.
1962 * config/i386/sse.md: Set type attribute to sseins for insertq
1965 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1967 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
1968 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
1969 ssecomi_load_amdfam10, ssecomi_amdfam10,
1970 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
1971 define_insn_reservation.
1972 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
1974 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1976 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
1977 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
1978 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
1979 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
1980 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
1981 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
1982 define_insn_reservation.
1984 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
1985 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
1986 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
1987 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
1988 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
1990 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1992 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
1993 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
1994 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
1995 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
1996 athlon_ssemul_load_k8): Added amdfam10.
1998 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2000 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2001 (x86_sse_unaligned_move_optimal): New variable.
2003 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2005 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2006 for unaligned vector SSE double/single precision loads for AMDFAM10.
2008 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2010 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2011 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2012 Define TARGET_CPU_DEFAULT_amdfam10.
2013 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2014 (processor_type): Add PROCESSOR_AMDFAM10.
2016 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2017 processor_type in config/i386/i386.h.
2018 Enable imul peepholes for TARGET_AMDFAM10.
2020 * config.gcc: Add support for --with-cpu option for amdfam10.
2022 * config/i386/i386.c (amdfam10_cost): New variable.
2023 (m_AMDFAM10): New macro.
2024 (m_ATHLON_K8_AMDFAM10): New macro.
2025 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2026 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2027 x86_promote_QImode, x86_integer_DFmode_moves,
2028 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2029 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2030 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2031 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2032 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2033 Enable/disable for amdfam10.
2034 (override_options): Add amdfam10_cost to processor_target_table.
2035 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2036 processor_alias_table.
2037 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2038 (ix86_adjust_cost): Add code for amdfam10.
2040 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2042 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2043 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2044 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2045 * config/i386/i386.h: Add builtin definition for SSE4A.
2046 * config/i386/i386.md: Add support for ABM instructions
2048 * config/i386/sse.md: Add support for SSE4A instructions
2049 (movntss, movntsd, extrq, insertq).
2050 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2051 Add -march=amdfam10 flag.
2052 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2053 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2055 * doc/extend.texi: Add documentation for SSE4A builtins.
2057 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2059 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2061 2007-02-05 Richard Guenther <rguenther@suse.de>
2063 * tree-vectorizer.h (vectorizable_function): Add argument type
2064 argument, change return type.
2065 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2066 * tree-vect-transform.c (vectorizable_function): Handle extra
2067 argument, return vectorized function decl.
2068 (build_vectorized_function_call): Remove.
2069 (vectorizable_call): Handle calls with result and argument types
2070 differing. Handle loop vectorization factor correctly.
2071 * targhooks.c (default_builtin_vectorized_function): Adjust for
2073 * targhooks.h (default_builtin_vectorized_function): Likewise.
2074 * target.h (builtin_vectorized_function): Add argument type
2076 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2077 extra argument, allow vectorizing of lrintf.
2078 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2079 documentation of target hook.
2081 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2084 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2085 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2086 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2088 2007-02-05 Roger Sayle <roger@eyesopen.com>
2090 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2091 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2092 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2093 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2094 before canonicalizing sincos to cexpi.
2095 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2097 2007-02-05 Roger Sayle <roger@eyesopen.com>
2099 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2100 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2101 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2103 2007-02-05 Roger Sayle <roger@eyesopen.com>
2105 * mips-tfile.c (initialize_init_file): Correct endianness test.
2107 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2109 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2112 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2114 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2115 saves in a PARALLEL before the register assignments.
2117 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2119 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2120 DWARF_FRAME_RETURN_COLUMN to be a general register.
2121 * dwarf2out.c (init_return_column_size): New function, split from...
2122 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2123 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2124 to be nongeneral registers.
2125 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2127 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2128 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2130 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2132 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2134 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2136 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2137 (remove_path): Use can_remove_branch_p and remove_branch instead
2138 of loop_delete_branch_edge.
2139 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2140 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2141 Update profile using scale_dominated_blocks_in_loop.
2142 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2143 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2144 (can_remove_branch_p, remove_branch): Declare.
2145 * tree-cfg.c (tree_can_remove_branch_p): New function.
2146 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2147 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2148 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2150 2007-02-05 Jan Hubicka <jh@suse.cz>
2153 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2154 nodes in cgraph, don't remove offline copy of the function.
2156 2007-02-04 Jan Hubicka <jh@suse.cz>
2158 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2159 vectors might cause maybe_lookup_element_for_expr to be called
2160 on non-sra-candidate.
2162 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2164 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2165 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2166 spelling conventions.
2168 2007-02-04 Richard Guenther <rguenther@suse.de>
2171 * fold-const.c (try_move_mult_to_index): Make sure to not
2172 overflow one dimension of a multi-dimensional array access.
2174 2007-02-04 Jan Hubicka <jh@suse.cz>
2176 * passes.c (init_optimization_passes): Reindent.
2178 2007-02-04 Jan Hubicka <jh@suse.cz>
2179 Eric Botcazou <ebotcazou@adacore.com>
2181 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2182 (execute_fixup_cfg): Break out the abnormal goto code.
2183 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2184 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2185 (optimize_inline_calls): Call make_nonlocal_label_edges.
2187 2007-02-04 Jan Hubicka <jh@suse.cz>
2189 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2190 true when something was changed.
2191 (rename_ssa_copies): When something was changed, do
2192 TODO_remove_unused_locals.
2193 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2194 add TODO_remove_unused_locals when instruction was removed.
2196 2007-02-04 Jan Hubicka <jh@suse.cz>
2198 * ipa-inline.c (try_inline): Improve debug output; work on already
2200 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2201 call try_inline for already inlined edges too when flattening;
2202 inline also functions that make callee growth but overall unit size
2205 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2207 * config/m32c/bitops.md, config/m32c/jump.md,
2208 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2209 config/m32r/m32r.h, config/m32r/m32r.md,
2210 config/m32r/predicates.md, config/m68hc11/larith.asm,
2211 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2212 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2213 config/mips/mips-protos.h, config/mips/mips.c,
2214 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2215 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2216 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2217 spelling conventions.
2219 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2220 Follow spelling conventions.
2222 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2224 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2225 warn about C++0x compatibility.
2227 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2229 * config/h8300/h8300.c, config/h8300/h8300.h,
2230 config/h8300/h8300.md: Follow spelling conventions.
2232 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2235 * combine.c (try_combine): Do not substitute source operand
2236 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2238 2007-02-03 Jan Hubicka <jh@suse.cz>
2240 PR gcov-profile/30650
2241 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2242 do not divide by zero for never executed counters.
2243 (tree_find_values_to_profile): Fix counters.
2244 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2246 2007-02-03 Ian Lance Taylor <iant@google.com>
2248 * lower-subreg.c (simple_move_operand): New static function,
2249 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2251 (simple_move): Call simple_move_operand.
2252 (find_decomposable_subregs): Add special handling of MEMs.
2253 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2254 meaning of return value. If we see a hard register, test whether
2255 it can store a word_mode value. Change all callers.
2257 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2259 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2260 ftrapv insns and expanders.
2261 (subdi3): Change define_expand operand 1 to arith11_operand, and
2262 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2263 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2264 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2268 * varasm.c (notice_global_symbol): Treat global objects as weak when
2271 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2273 * emit-rtl.c (dconstpi): Delete.
2275 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2276 * real.h (dconstpi): Delete.
2278 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2279 (fold_builtin_hypot): Likewise.
2281 2007-02-03 Tom Tromey <tromey@redhat.com>
2284 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2285 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2287 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2289 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2290 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2291 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2292 config/rs6000/cell.md, config/rs6000/darwin.h,
2293 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2294 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2295 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2296 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2297 typos. Follow spelling conventions.
2298 * doc/invoke.texi: Follow spelling conventions.
2300 2007-02-03 Roger Sayle <roger@eyesopen.com>
2302 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2303 canonicalization transformations that attempt to simplify integer
2304 constant comparisons to become comparisons against zero.
2306 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2308 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2310 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2311 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2313 2007-02-02 Mike Stump <mrs@apple.com>
2315 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2316 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2317 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2318 generate a branch island.
2320 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2322 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2323 (xtensa_legitimate_address_p): New.
2324 (xtensa_legitimize_address): New.
2325 (xtensa_output_addr_const_extra): New.
2326 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2328 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2329 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2330 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2331 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2332 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2333 (xtensa_legitimize_address): New.
2334 (xtensa_output_addr_const_extra): New.
2336 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2338 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2340 2007-02-02 Ian Lance Taylor <iant@google.com>
2342 * expmed.c (expand_divmod): Add comment.
2344 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2346 * emit-rtl.c (renumber_insns): Remove.
2347 * flags.h: Remove the extern for flag_renumber_insns.
2348 * rtl.h: Remove the prototype for renumber_insns.
2349 * toplev.c (flag_renumber_insns): Remove.
2351 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2353 Revert for x86 darwin:
2354 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2356 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2357 code before the following patch under TARGET_MACHO.
2358 (ix86_function_value_regno_p): Likewise.
2360 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2362 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2365 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2368 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2369 general or fp registers. Add comments.
2370 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2372 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2374 * pointer-set.c (insert_aux): Only return insertion slot.
2375 (pointer_set_insert): Adjust.
2376 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2377 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2378 pointer_map_traverse): New.
2379 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2380 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2381 pointer_map_contains, pointer_map_traverse): Declare.
2383 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2386 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2387 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2389 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2391 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2393 (struct _dep): New type.
2394 (dep_t): New typedef.
2395 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2396 (DEP_STATUS): New access macro. The macro with the same name was
2397 renamed to DEP_LINK_STATUS.
2398 (dep_init): Declare function
2400 (struct _dep_link): New type.
2401 (dep_link_t): New typedef.
2402 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2403 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2404 (DEP_LINK_STATUS): New macro.
2405 (debug_dep_links): New debug function.
2407 (struct _deps_list): New type.
2408 (deps_list_t): New typedef.
2409 (DEPS_LIST_FIRST): New access macro.
2410 (FOR_EACH_DEP_LINK): New cycle macro.
2411 (create_deps_list, free_deps_list, delete_deps_list): Declare
2413 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2414 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2415 (copy_deps_list_change_con): Ditto.
2417 (move_dep_link): Declare function.
2419 (struct _dep_node): New type.
2420 (dep_node_t): New typedef.
2421 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2423 (struct haifa_insn_data.back_deps): New field to hold backward
2424 dependencies of the insn.
2425 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2427 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2428 Change its type to deps_list_t.
2429 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2430 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2431 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2433 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2435 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2437 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2439 (dep_cost): Declare.
2441 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2442 (ds_to_dk, dk_to_ds): New functions.
2444 (init_dep_1): New static function.
2445 (init_dep): New function.
2446 (copy_dep): New static function.
2448 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2450 (detach_dep_link): New static function.
2451 (move_dep_link): New function.
2453 (dep_links_consistent_p, dump_dep_links): New static functions.
2454 (debug_dep_links): New debugging function.
2456 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2458 (alloc_deps_list, init_deps_list): New static functions.
2459 (create_deps_list): New function.
2460 (clear_deps_list): New static function.
2461 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2462 (deps_list_consistent_p, dump_deps_list): New static functions.
2463 (debug_deps_list): New function.
2464 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2466 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2468 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2469 use new scheduler dependencies lists.
2470 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2471 (sched_analyze): Ditto. Initialize dependencies lists.
2472 (add_forw_dep, compute_forward_dependences): Update to use new
2473 scheduler dependencies lists.
2475 (init_dependency_caches): Init deps_obstack.
2476 (free_dependency_caches): Free deps_obstack.
2478 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2479 new scheduler dependencies lists.
2480 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2481 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2483 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2484 Update to use new scheduler dependencies lists.
2485 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2486 (debug_dependencies): Ditto.
2487 (schedule_region): Update comments.
2489 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2490 scheduler dependencies lists.
2491 (schedule_ebb): Update comments.
2493 * rtl.def (DEPS_LIST): Remove.
2495 * lists.c (unused_deps_list): Remove.
2496 (free_list): Update assertions.
2498 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2499 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2501 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2502 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2504 * haifa-sched.c (comments): Update.
2505 (insn_cost1): Remove. Inline the code into insn_cost ().
2506 (insn_cost): Update to use new scheduler dependencies lists. Move
2507 processing of the dependency cost to dep_cost ().
2508 (dep_cost): New function. Use it instead of insn_cost () when
2509 evaluating cost of the dependency. Use compatible interface to
2510 interact with the target.
2511 (priority): Update to use new scheduler dependencies lists.
2512 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2513 with greater number of insns that depend on the insn.
2514 (schedule_insn): Update to use new scheduler dependencies lists. Add
2515 code to free backward dependencies lists. Inline and optimize code
2516 from resolve_dep () - see PR28071.
2517 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2518 lists. Update call to targetm.sched.is_costly_dependence hook.
2520 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2521 scheduler dependencies lists.
2523 (resolve_dep): Remove. Move the logic to schedule_insn ().
2524 (init_h_i_d): Initialize dependencies lists.
2526 (process_insn_depend_be_in_spec): Rename to
2527 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2529 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2530 Update to use new scheduler dependencies lists.
2531 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2533 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2534 new scheduler dependencies lists.
2535 (build_intra_loop_deps): Ditto.
2537 * target.h (struct _dep): Declare to use in
2538 gcc_target.sched.is_costly_dependence.
2539 (struct gcc_target.sched.adjust_cost): Fix typo.
2540 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2541 single dep_t parameter instead of an equivalent triad.
2542 (struct gcc_target.sched.adjust_cost_2): Remove.
2544 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2546 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2548 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2550 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2552 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2553 (REG_DEP_TRUE): Document.
2555 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2556 Change signature to correspond to the targetm.sched.adjust_cost hook.
2557 Update use in TARGET_SCHED_ADJUST_COST_2.
2558 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2559 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2560 new scheduler dependencies lists.
2561 (ia64_gen_check): Ditto.
2563 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2566 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2567 signature to correspond to the targetm.sched.is_costly_dependence hook.
2568 (is_costly_group): Update to use new scheduler dependencies lists.
2570 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2571 instead of INSN_COST () macro.
2573 2007-02-01 Ian Lance Taylor <iant@google.com>
2575 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2577 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2579 * pa.md (tp_load): Correct mfctl instruction syntax.
2581 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2583 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2584 altivec_padding_size calculation on AIX. Improve comment, add
2585 assert to verify that it's right.
2587 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
2590 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
2593 * global.c (global_alloc): Add mising initialization of
2596 2007-02-01 Roger Sayle <roger@eyesopen.com>
2598 * alias.c (init_alias_analysis): Correct whitespace.
2599 * bb-reorder.c (fix_edges_for_rarely_executed_code,
2600 partition_hot_cold_basic_blocks): Likewise.
2601 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2602 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
2603 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2604 fold_builtin_snprintf_chk, fold_builtin_printf,
2605 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
2606 do_mpfr_arg3, do_mpfr_sincos): Likewise.
2607 * cfgcleanup.c (cleanup_cfg): Likewise.
2608 * cfgexpand.c (tree_expand_cfg): Likewise.
2609 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
2610 * function.c (get_next_funcdef_no): Likewise.
2611 * gengtype.c (main): Likewise.
2612 * genmodes.c (main): Likewise.
2613 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
2614 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
2615 * ifcvt.c (noce_emit_move_insn): Likewise.
2616 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
2618 * stor-layout.c (get_best_mode): Likewise.
2619 * tree-ssa-loop-niter.c (get_val_for): Likewise.
2620 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
2621 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
2622 perform_var_substitution, solve_graph): Likewise.
2623 * tree-vrp.c (vrp_finalize): Likewise.
2625 2007-02-01 Ian Lance Taylor <iant@google.com>
2627 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
2628 high part of a paradoxical subreg, return a constant zero.
2630 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
2632 * toplev.c (lang_dependent_init): Call init_set_costs.
2633 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
2635 2007-02-01 Richard Guenther <rguenther@suse.de>
2638 * fold-const.c (fold_negate_expr): Allow negating a
2639 constant if overflow does not change.
2641 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2643 * doc/c-tree.texi (Expression trees): Improve markup.
2644 * doc/tm.texi (Register Classes, Addressing Modes)
2645 (Floating Point): Fix spacing after abbreviations. Fix some
2648 2007-02-01 Ben Elliston <bje@au.ibm.com>
2650 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
2651 * doc/contrib.texi: Likewise.
2652 * doc/install.texi: Likewise.
2654 2007-01-31 Richard Henderson <rth@redhat.com>
2655 Ian Lance Taylor <iant@google.com>
2657 * lower-subreg.c: New file.
2658 * rtl.def (CONCATN): Define.
2659 * passes.c (init_optimization_passes): Add pass_lower_subreg and
2661 * emit-rtl.c (update_reg_offset): New static function, broken out
2662 of gen_rtx_REG_offset.
2663 (gen_rtx_REG_offset): Call update_reg_offset.
2664 (gen_reg_rtx_offset): New function.
2665 * regclass.c: Revert patch of 2006-03-05, restoring
2667 (clear_reg_info_regno): New function.
2668 * dwarf2out.c (concatn_loc_descriptor): New static function.
2669 (loc_descriptor): Handle CONCATN.
2670 * common.opt (fsplit_wide_types): New option.
2671 * opts.c (decode_options): Set flag_split_wide_types when
2673 * timevar.def (TV_LOWER_SUBREG): Define.
2674 * rtl.h (gen_reg_rtx_offset): Declare.
2675 (reg_scan_update): Declare.
2676 * regs.h (clear_reg_info_regno): Declare.
2677 * tree-pass.h (pass_lower_subreg): Declare.
2678 (pass_lower_subreg2): Declare.
2679 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
2680 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
2682 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
2683 * Makefile.in (OBJS-common): Add lower-subreg.o.
2684 (lower-subreg.o): New target.
2686 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2688 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
2690 2007-01-31 Anatoly Sokolov <aesok@post.ru>
2693 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
2695 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2698 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
2700 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
2702 * cfgloop.h: Include vec-prim.h.
2703 (enum li_flags): Remove LI_ONLY_OLD.
2704 (loop_iterator): Changed.
2705 (fel_next, fel_init): Iterate over loop tree.
2706 (FOR_EACH_LOOP_BREAK): New macro.
2707 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
2709 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
2710 * modulo-sched.c (sms_schedule): Ditto.
2711 * tree-vectorizer.c (vectorize_loops): Ditto.
2712 * doc/loop.texi: Update information on loop numbering and behavior of
2713 FOR_EACH_LOOP wrto new loops.
2714 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
2715 add_to_evolution_1): Test nestedness of loops instead of comparing
2717 * tree-chrec.c (chrec_fold_plus_poly_poly,
2718 chrec_fold_multiply_poly_poly, chrec_evaluate,
2719 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
2720 reset_evolution_in_loop): Ditto.
2721 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
2723 2007-01-31 Dirk Mueller <dmueller@suse.de>
2725 * c-common.c (warn_about_parentheses): Separate warning about
2726 un-parenthized sequence of comparison operators from the one
2727 which is supposed to warn about x <= y <= z.
2729 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
2731 * optabs.h (enum optab_index): Add new OTI_isinf.
2732 (isinf_optab): Define corresponding macro.
2733 * optabs.c (init_optabs): Initialize isinf_optab.
2734 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
2736 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
2737 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
2739 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
2740 expand_builtin_interclass_mathfn.
2741 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
2742 * config/i386/i386.md (UNSPEC_FXAM): New constant.
2743 (fxam<mode>2_i387): New insn pattern.
2744 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
2745 built-in functions as x87 inline asm.
2747 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2749 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
2751 2007-01-30 Eric Christopher <echristo@apple.com>
2753 * config.gcc: Add geode.
2755 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2757 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
2758 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
2759 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
2760 value-prof.c: Fix comment typos.
2762 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2765 * doc/invoke.texi (Wpointer-arith): Document warning.
2767 2007-01-30 Janis Johnson <janis187@us.ibm.com>
2769 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
2770 the list of discrepancies from the draft TR.
2772 2007-01-30 Dirk Mueller <dmueller@suse.de>
2775 * doc/invoke.texi (-Wreturn-type): Update description to
2778 2007-01-30 Richard Sandiford <richard@codesourcery.com>
2780 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
2782 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
2784 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
2785 to handle optabs that operate on floating point input argument and
2786 output to integer output.
2787 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
2788 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
2789 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
2790 expand_builtin_interclass_mathfn ().
2791 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
2793 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
2794 ilogbl built-in functions as x87 intrinsics.
2796 2007-01-30 Richard Guenther <rguenther@suse.de>
2799 * dwarf2out.c (reference_to_unused): Query varpool if the
2800 variable was output.
2802 2007-01-30 Richard Guenther <rguenther@suse.de>
2805 * passes.c (execute_one_pass): Reset in_gimple_form to not
2806 confuse non-unit-at-a-time mode.
2808 2007-01-29 Roger Sayle <roger@eyesopen.com>
2809 Richard Guenther <rguenther@suse.de>
2811 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
2812 avoid undefined behaviour on overflow. Use force_fit_type_double
2813 to construct the constant with the specified TREE_OVERFLOW.
2815 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2817 * config/dfp-bit.c: Add parameterized support for fp exceptions.
2818 * config/dfp-bit.h: Ditto.
2820 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2822 * c-decl.c (pop_scope): Replace warnings with call to
2823 warn_for_unused_label.
2824 * c-common.h (warn_for_unused_label): Declare.
2825 * c-common.c (warn_for_unused_label): Define.
2827 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2829 * tree-optimize.c (update_inlined_to_pointers): Delete unused
2832 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2834 * Makefile.in (USER_H): Remove decfloat.h.
2835 * ginclude/decfloat.h: Delete, moving contents to ...
2836 * ginclude/float.h: Add support for decimal floating point,
2837 guarded by __STDC_WANT_DEC_FP__.
2839 2007-01-29 Mike Stump <mrs@apple.com>
2841 * doc/gccint.texi (Top): Rename Loop Representation to Loop
2842 Analysis and Representation to resolve case insensitive conflict.
2843 * doc/loop.texi (Loop Analysis and Representation): Likewise.
2845 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
2847 * tree.h (struct tree_memory_tag): Add aliases member.
2848 (MTAG_ALIASES): New macro.
2849 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
2850 (add_may_alias): Remove pointer-set. Update for may_aliases being
2852 (mark_aliases_call_clobbered): Update for may_aliases being a
2854 (compute_tag_properties): Ditto.
2855 (create_partition_for): Ditto.
2856 (compute_memory_partitions): Ditto.
2857 (dump_may_aliases_for): Ditto.
2858 (is_aliased_with): Ditto.
2859 (add_may_alias_for_new_tag): Ditto.
2860 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
2861 (compute_is_aliased): New function.
2862 (compute_may_aliases): Call compute_is_aliased).
2863 (init_alias_info): Initialize alias_bitmap_obstack.
2864 (union_alias_set_into): New function.
2865 (compute_flow_sensitive_aliasing): Use union_aliases_into.
2866 (have_common_aliases_p): Rewrite to take two bitmaps and use
2868 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
2870 (finalize_ref_all_pointers): Update for add_may_alias changes.
2871 (new_type_alias): Ditto.
2872 * tree-flow-inline.h (may_aliases): Return a bitmap.
2873 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
2874 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
2875 may_aliases being a bitmap.
2876 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
2877 may_aliases now returns a bitmap.
2878 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
2880 * tree-ssa-operands.c (add_virtual_operand): Update for
2881 may_aliases being a bitmap.
2883 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
2885 PR tree-optimization/30630
2886 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
2887 variable as changed.
2889 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
2892 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
2893 expanded only once even if an error occurs.
2895 2007-01-29 Ben Elliston <bje@au.ibm.com>
2897 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
2898 (__gcov_average_profiler): Likewise.
2899 (__gcov_ior_profiler): Likewise.
2900 (__gcov_merge_ior): Likewise.
2902 2007-01-28 Jan Hubicka <jh@suse.cz>
2904 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
2905 * value-prof.c (stringop_block_profile): Likewise.
2907 2007-01-28 Jan Hubicka <jh@suse.cz>
2909 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
2910 variant handling histograms; add wrapper.
2911 (clear_storage_via_libcall): Export.
2912 (emit_block_move_hints): Break out from ...; add histograms.
2913 (emit_block_move): ... this one.
2914 (clear_storage_hints): Break out from ...; add histograms.
2915 (clear_storage): ... this one.
2916 (set_storage_via_memset): Handle histogram.
2917 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
2918 (clear_storage_hints, clear_storage_via_libcall): Declare.
2919 (set_storage_via_setmem): Update prototype.
2920 * doc/md.texi (movmem, setmem): Document new arguments.
2922 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
2924 (stringop_block_profile): New global function.
2925 (tree_stringops_values_to_profile): Profile block size and alignment.
2926 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
2928 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
2929 (stringop_block_profile): Declare.
2930 * builtins.c: Include value-prof.h.
2931 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
2932 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
2933 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
2934 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
2935 * profile.c (instrument_values): Add new counters.
2936 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
2938 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
2939 (tree_init_edge_profiler): Build new profilers.
2940 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
2941 (pass_tree_profile): Add dump.
2942 (tree_profile_hooks): Update.
2943 * Makefile.in (LIBGCOV): Add new constants.
2944 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
2945 __gcov_ior_profiler): New.
2946 * i386.md (movmem/setmem expanders): Add new optional arguments.
2948 2007-01-28 David Edelsohn <edelsohn@gnu.org>
2950 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
2952 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
2954 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
2955 (tree_unswitch_single_loop): Pass eni_size_weights to
2956 tree_num_loop_insns.
2957 * tree-ssa-loop-manip.c: Include tree-inline.h.
2958 (can_unroll_loop_p): Pass eni_size_weights to
2959 tree_num_loop_insns.
2960 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
2961 Pass eni_size_weights to estimate_num_insns.
2962 * tree.h (init_inline_once): Export.
2963 * toplev.c (backend_init): Call init_inline_once.
2964 * cgraphunit.c (cgraph_process_new_functions,
2965 cgraph_analyze_function): Pass eni_inlining_weights to
2967 * ipa-inline.c (compute_inline_parameters): Ditto.
2968 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
2969 to estimate_num_insns.
2970 (try_unroll_loop_completely): Pass eni_size_weights to
2971 tree_num_loop_insns.
2972 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
2973 ot estimate_num_insns.
2974 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
2975 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
2976 * tree-inline.c (eni_inlining_weights, eni_size_weights,
2977 eni_time_weights): New variables.
2978 (init_inline_once): Initialize them.
2979 (struct eni_data): Mew.
2980 (estimate_num_insns_1, estimate_num_insns): Use weights.
2981 * tree-inline.h (struct eni_weights_d): New.
2982 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
2983 (estimate_num_insns): Declaration changed.
2984 * cfgloop.h (tree_num_loop_insns): Declaration changed.
2985 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
2986 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
2988 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
2990 * tree-data-ref.c (conflict_fn): Assert that the number of affine
2991 relations in the conflict function is valid.
2993 2007-01-27 Ian Lance Taylor <iant@google.com>
2995 * common.opt: Add fstrict-overflow.
2996 * opts.c (decode_options): Set flag_strict_overflow if -O2.
2997 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
2998 (TYPE_OVERFLOW_UNDEFINED): Define.
2999 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3001 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3002 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3003 (fold_negate_expr): Likewise.
3004 (make_range): Likewise.
3005 (extract_muldiv_1): Likewise.
3006 (maybe_canonicalize_comparison): Likewise.
3007 (fold_comparison): Likewise.
3008 (fold_binary): Likewise.
3009 (tree_expr_nonnegative_p): Likewise.
3010 (tree_expr_nonzero_p): Likewise.
3011 * tree-vrp.c (compare_values): Likewise.
3012 (extract_range_from_binary_expr): Likewise.
3013 (extract_range_from_unary_expr): Likewise.
3014 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3016 (nowrap_type_p): Likewise.
3017 * tree-scalar-evolution.c (simple_iv): Likewise.
3018 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3019 (build_range_check): Likewise.
3020 (extract_muldiv_1): Likewise.
3021 (fold_comparison): Likewise.
3022 * tree-vrp.c (vrp_int_const_binop): Likewise.
3023 (extract_range_from_unary_expr): Likewise.
3024 * convert.c (convert_to_integer): Likewise.
3025 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3026 (fold_comparison): Likewise.
3027 (fold_binary): Likewise.
3028 * optabs.c (optab_for_tree_code): Likewise.
3029 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3030 * simplify-rtx.c (simplify_const_relational_operation): Check
3031 flag_strict_overflow and flag_trapv.
3032 (simplify_const_relational_operation): Likewise.
3033 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3034 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3037 2007-01-27 Roger Sayle <roger@eyesopen.com>
3039 * tree.c (tree_fold_gcd): Delete.
3040 * tree.h (tree_fold_gcd): Remove prototype.
3041 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3042 test whether one constant integer is a multiple of another. Instead
3043 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3044 * fold-const.c (multiple_of_p): We've determined both TOP and
3045 BOTTOM are integer constants so we can call int_const_binop directly
3046 instead of the more generic const_binop.
3048 2007-01-27 Roger Sayle <roger@eyesopen.com>
3050 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3051 1*X check that the constant hasn't overflowed, to preserve the
3053 (round_up): Provide an efficient implementation when rouding-up an
3054 INTEGER_CST to a power-of-two.
3056 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3058 * doc/sourcebuild.texi: Add comma for clarity.
3059 * doc/extend.texi: Fix some typos.
3060 * doc/passes.texi: Likewise.
3061 * doc/cppinternals.texi: Likewise.
3062 * doc/c-tree.texi: Likewise.
3063 * doc/tree-ssa.texi: Likewise.
3064 * doc/install.texi: Likewise.
3066 2007-01-27 Jan Hubicka <jh@suse.cz>
3068 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3069 (pass_sra): Do not require alias information.
3070 * passes.c (init_optimization_passes): Add SRA
3072 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3074 * tracer.c (rest_of_handle_tracer): We already cleaned
3075 up the CFG in tracer() so don't do it here again.
3076 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3077 cleanup_cfg here, either. And don't call renumber_insns.
3079 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3080 and BB_HEAD are in the insn stream here. Instead make sure
3081 that BB_INSN is valid on all insns. Also, do check here that
3082 there are no pending branch predictions...
3083 (rtl_verify_flow_info): ...instead of doing it here. Checks
3084 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3087 2007-01-26 Roger Sayle <roger@eyesopen.com>
3089 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3090 function to simplify/factorize operand order canonicalization.
3091 (ix86_fixup_binary_operands): Reorganize using the above function.
3092 (ix86_binary_operator_ok): Likewise.
3094 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3096 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3097 file scope from optimize_attrs.
3098 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3100 (optimize_attrs): Clear insn_code_values after freeing it.
3102 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3104 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3105 a parts.base assignment.
3107 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3109 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3110 (compute_subscript_distance, initialize_data_dependence_relation,
3111 finalize_ddr_dependent, analyze_ziv_subscript,
3112 analyze_siv_subscript_cst_affine,
3113 compute_overlap_steps_for_affine_univar,
3114 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3115 analyze_siv_subscript, analyze_miv_subscript,
3116 analyze_overlapping_iterations, subscript_dependence_tester_1,
3117 compute_self_dependence, free_dependence_relation): Work
3118 with affine_fn instead of chrecs.
3119 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3120 common_affine_function, affine_function_base,
3121 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3122 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3123 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3124 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3125 (all_chrecs_equal_p): Removed.
3126 * tree-data-ref.h (affine_fn, conflict_function): New types.
3127 (struct subscript): Change type of conflicting_iterations_in_a
3128 and conflicting_iterations_in_b.
3130 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3133 * config/pa/pa.h (TARGET_HPUX_11): New.
3134 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3135 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3137 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3138 Richard Guenther <rguenther@suse.de>
3140 * tree-ssa-structalias.c (solve_graph): Handle case
3141 we merged the variable to another.
3143 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3145 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3148 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3149 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3151 2007-01-25 DJ Delorie <dj@redhat.com>
3153 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3154 allow changes to modes which don't fit in those registers.
3156 * reload1.c (choose_reload_regs): Check for invalid subregs before
3157 computing their locations, not after.
3159 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3162 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3163 save Altivec registers in an eh_return function.
3164 (compute_vrsave_mask): Likewise.
3165 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3166 for saving Altivec registers.
3167 (rs6000_emit_prologue): Don't allocate stack twice in
3168 eh_return function. Correct expected value of altivec_save_offset
3169 when using save_world. Describe save of R0 to stack when using
3170 save_world. Describe stack pointer adjustment when using
3171 save_world. Remove duplicated eh_return parameter register saving.
3172 Update sp_offset variable after save_world.
3173 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3175 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3176 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3179 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3181 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3183 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3186 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3187 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3189 2007-01-25 Richard Guenther <rguenther@suse.de>
3191 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3192 * common.opt (-Wcoverage-mismatch): New warning option.
3193 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3194 if -Wcoverage-mismatch is given.
3196 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3198 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3199 (ipcp_driver): Change to static definition.
3200 Add dumping of the ifunctions.
3201 (constant_val_insert): Remove unused parameter. Support for SSA.
3202 (ipcp_propagate_const): Support for SSA.
3203 (ipcp_profile_bb_print): Print only analyzed nodes.
3204 (ipcp_replace_map_create): Remove support for Fortran constant
3206 * ipa-prop.c (ipa_method_modify_stmt,
3207 ipa_callsite_compute_param): Support for SSA.
3208 * ipa-prop.h (ipcp_driver): Remove declaration.
3209 (IS_VALID_TREE_MAP_INDEX): Add define.
3211 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3213 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3215 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3218 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3219 constant argument to cabs and do it without checking for
3220 -funsafe-math-optimizations.
3222 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3224 * c-common.h (RID_FIRST_CXX0X): New.
3225 (RID_LAST_CXX0X): New.
3226 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3228 * c.opt (Wc++0x-compat): New.
3229 * doc/invoke.texi (-Wc++0x-compat): Document.
3231 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3233 * builtins.c (fold_builtin_carg): New.
3234 (fold_builtin_1): Use it.
3236 2007-01-24 Jan Hubicka <jh@suse.cz>
3238 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3240 * ipa-inline.c (initial_insns, max_insns): Delete.
3241 (compute_max_insns): New function.
3242 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3243 of insns as base for code growth.
3244 (cgraph_decide_inlining): Make initial_insns local; do not compute
3246 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3247 * doc/invoke.texi (inline-unit-growth): Update docs.
3249 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3251 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3252 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3253 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3254 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3255 for CPUs that have PTA_CX16 set.
3258 * gimplify.c (omp_check_private): New function.
3259 (gimplify_scan_omp_clauses): Use it for
3260 firstprivate/lastprivate/reduction.
3263 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3264 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3267 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3268 If lower_lastprivate_clauses emits some statements, append them
3269 to dlist rather than body_p and to body_p append an initializer.
3270 (lower_omp_for): Adjust caller.
3272 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3274 * target.h (globalize_decl_name): New.
3275 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3276 * output.h (default_globalize_decl_name): New.
3277 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3279 (globalize_decl): Ditto.
3280 (default_globalize_decl_name): New.
3281 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3282 (ia64_handle_version_id_attribute): New.
3283 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3284 (ia64_asm_output_external): Use globalize_decl_name instead
3286 * doc/extend.texi (version_id): New pragma.
3287 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3289 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3291 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3292 _uleb128_t and _Unwind_SWord with _sleb128_t.
3293 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3294 uw_frame_state_for, uw_update_context_1): Likewise.
3295 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3296 * unwind-pe.h (read_uleb128, read_sleb128,
3297 read_encoded_value_with_base): Likewise.
3298 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3300 2007-01-24 Richard Guenther <rguenther@suse.de>
3302 * builtins.c (expand_builtin_cexpi): Get the fndecl
3303 for cexp in the correct way.
3305 2007-01-24 Jan Hubicka <jh@suse.cz>
3307 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3309 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3311 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3312 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3313 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3314 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3315 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3316 __SIZEOF_PTRDIFF_T__.
3317 * doc/cpp.texi: Documentation for the new builtin macros added.
3319 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3321 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3322 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3323 instead of operands[2] to avoid access past the end of array.
3325 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3327 * reload1.c (emit_reload_insns): Pass the reload register
3328 for a non-spill output reload through forget_old_reloads_1.
3330 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3332 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3333 _SOFT_DOUBLE if doubles use software floating-point.
3334 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3335 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3336 * config/rs6000/darwin-ldouble.c: Also compile functions for
3337 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3338 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3339 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3340 commented-out long double override.
3341 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3342 * config/rs6000/eabispe.h: Likewise.
3343 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3344 long double for non-SPE.
3345 (rs6000_handle_option): Likewise.
3346 (invalid_e500_subreg): Disallow more subregs involding DImode,
3347 DFmode, TImode or TFmode.
3348 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3350 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3352 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3353 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3355 (rs6000_legitimate_address): Also check for TFmode for E500
3357 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3358 (spe_build_register_parallel): Handle TFmode and TCmode.
3359 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3361 (function_arg): Handle TFmode and TCmode for E500 double.
3362 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3364 (print_operand): Handle TFmode and TImode for %y.
3365 (rs6000_generate_compare): Handle TFmode comparisons for E500
3367 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3368 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3369 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3370 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3371 TFmode for E500 double.
3372 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3373 (floatsidf2): Enable for E500 double.
3374 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3375 (extenddftf2): Change to extenddftf2_fprs.
3376 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3377 depending on TARGET_E500_DOUBLE.
3378 (extendsftf2): Enable for E500 double.
3379 (trunctfdf2): Enable for E500 double.
3380 (trunctfsf2): Change to trunctfsf2_fprs.
3381 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3382 depending on TARGET_E500_DOUBLE.
3383 (floatsitf2): Enable for E500 double.
3384 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3385 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3386 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3387 (negtf2): Change to negtf2_internal.
3388 (negtf2): New expander.
3389 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3390 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3391 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3392 (movdi_internal32): Use rs6000_nonimmediate_operand.
3393 (unnamed splitter): Likewise.
3394 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3395 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3396 (SPE64TF, DITI): New mode macros.
3397 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3400 (frob_<mode>_di_2): New.
3401 (frob_tf_di_8_2): New.
3402 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3404 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3406 (frob_ti_<mode>_8_2): New.
3407 (frob_ti_tf_2): New.
3408 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3409 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3411 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3412 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3413 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3414 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3415 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3416 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3419 2007-01-23 Ian Lance Taylor <iant@google.com>
3421 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3423 (OBJS-archive): Reformat, alphabetize.
3424 (OBJS): Change out_object_file to OBJS-md.
3426 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3428 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3429 JUMP_P and CALL_P predicates where applicable.
3430 * config/i386/i386.c: Ditto.
3431 * config/i386/i386.md: Ditto.
3432 * config/i386/mmx.md: Ditto.
3433 * config/i386/predicates.md: Ditto.
3435 2007-01-22 Andreas Schwab <schwab@suse.de>
3437 * config/m68k/m68k.h: Fix comment.
3439 2007-01-22 Jan Hubicka <jh@suse.cz>
3441 * passes.c (init_optimization_passes): Do not rerun
3442 pass_early_warn_uninitialized.
3444 2007-01-22 Richard Guenther <rguenther@suse.de>
3446 PR tree-optimization/30038
3447 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3449 (execute_cse_sincos_1): Likewise.
3450 (execute_cse_sincos): Likewise.
3451 (gate_cse_sincos): Likewise.
3452 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3453 the cexpi() canonicalization of sincos().
3454 * tree-pass.h (pass_cse_sincos): Declare.
3455 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3457 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3459 PR rtl-optimization/29329
3460 * combine.c (replaced_rhs_insn): Rename to i2mod.
3461 (replaced_rhs_value): Rename to i2mod_new_rhs.
3462 (i2mod_old_rhs): New global variable.
3463 (combine_instructions): Adjust for above change. Save a copy of
3464 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3465 note are substituted in the second instruction.
3466 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3467 ditch the note if it pertains to the second eliminated register
3468 and this register is mentioned in i2mod_old_rhs.
3471 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3473 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3474 the insn to which the note was originally attached.
3476 2007-01-21 Jan Hubicka <jh@suse.cz>
3478 * ipa-inline.c (inlining_mode): Comment, move up.
3479 (cgraph_decide_inlining_incrementally): Do not perform inlining
3480 itself; fix handling of flattening of self recursive functions.
3481 (cgraph_find_cycles): Remove.
3482 (cgraph_flatten_node): Remove.
3483 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3484 (try_inline): New function.
3485 (cgraph_early_inlining): Update call of
3486 cgraph_decide_inlining_incrementally. Apply inlining here.
3487 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3489 2007-01-21 Dirk Mueller <dmueller@suse.de>
3492 * tree-vrp.c (check_array_bounds): do not warn
3493 about ADDR_EXPR's of ARRAY_REF's which are immediately
3494 used in binary expressions.
3496 2007-01-21 Ira Rosen <irar@il.ibm.com>
3498 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3499 read_write_dep and macros for its access.
3500 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3501 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3502 argument, call vect_check_interleaving for every independent pair of
3503 data-refs. Mark loads that access the same memory location as a store
3505 (vect_check_dependences): Remove.
3506 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3507 call, fix the call to vect_analyze_data_ref_dependence.
3508 (vect_analyze_data_ref_access): For statements that access the same
3509 data-ref, check that they are not stores; for loads, check that there
3510 is no store that access the same location.
3512 2007-01-20 Roger Sayle <roger@eyesopen.com>
3513 Joseph Myers <joseph@codesourcery.com>
3515 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3516 (-fdump-rtl-stack): Likewise.
3517 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3518 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3519 (-mpt-fixed): Use @minus{} for minus sign.
3520 (Using Precompiled Headers): Fix under/overfull hbox.
3522 2007-01-20 Jan Hubicka <jh@suse.cz>
3524 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3525 place within annotation.
3527 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3529 * pa.c (output_move_double): Change array size of xoperands to 4.
3531 2007-01-20 Jan Hubicka <jh@suse.cz>
3533 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3536 2007-01-19 Ian Lance Taylor <iant@google.com>
3538 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3539 constant to unsigned HOST_WIDE_INT before negating.
3541 2007-01-19 Ian Lance Taylor <iant@google.com>
3543 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3545 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3546 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3547 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3548 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3549 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3550 (realloc_vdef, realloc_vuse): Change second parameter to
3552 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3554 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3555 unsigned. Change x and lim locals to unsigned.
3556 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3558 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3559 (copy_virtual_operands): Change i and n locals to unsigned.
3561 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3564 * builtins.c (fold_builtin_1): Handle builtin fdim.
3566 2007-01-20 Jan Hubicka <jh@suse.cz>
3568 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3569 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3570 init_alias_heapvars.
3571 (init_alias_heapvars): Initialize only when not already initialized.
3572 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3574 2007-01-19 Roger Sayle <roger@eyesopen.com>
3576 * common.opt (fsigned-zeros): New command line option.
3577 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3578 of flag_unsafe_math_optimizations.
3579 * opts.c (set_fast_math_flags): The -ffast-math command line option
3580 implies -fno-signed-zeros.
3581 (fast_math_flags_set_p): Likewise.
3583 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3584 the documentation of -ffast-math appropriately. Wrap long lines.
3586 2007-01-19 Steve Ellcey <sje@cup.hp.com>
3588 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
3589 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
3591 2007-01-19 Tomas Bily <tbily@suse.cz>
3593 * cgraphunit.c (cgraph_finalize_function): Updating of pid
3595 (tree_init_ic_make_global_vars): New function
3596 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
3597 (tree_gen_ic_profiler): New function
3598 (tree_gen_ic_func_profiler): New function
3599 (tree_profiling): Added calling of tree_gen_ic_func_profiler
3600 (tree_profile_hooks): Added hook for indirec/virtual calls
3601 * value-prof.c (tree_find_values_to_profile): New case for
3603 (tree_values_to_profile): Call for determining indirect/virtual
3605 (tree_indirect_call_to_profile): New function
3606 (tree_ic_transform): New function
3607 (tree_ic): New function
3608 (find_func_by_pid): New function
3609 (init_pid_map): New function
3610 (tree_value_profile_transformations): Added check for
3611 indirect/virtual call transformation
3612 * value-prof.h (enum hist_type): New counter type for
3613 indirect/virtual calls
3614 (profile_hooks): Added new hook for profiling indirect/virtual
3616 * profile.c (instrument_values): New case for indirect/virtual
3618 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
3619 (GCOV_COUNTER_V_INDIR): New counter type
3620 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
3621 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
3623 * cgraph.c: Definition of cgraph_max_pid
3624 (cgraph_create_node): Default init of pid attribute
3625 * cgraph.h: Declaration of cgraph_max_pid
3626 (struct cgraph_node): Added pid attribute
3627 * libgcov.c (__gcov_indirect_call_profiler): New function
3628 (__gcov_one_value_profiler_body): New function
3629 (__gcov_one_value_profiler): Body was moved to
3630 __gcov_one_value_profiler_body and calls it
3632 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
3634 * doc/gty.texi (Options): Document the mark_hook option to GTY.
3635 * gengtype.c (write_types_data, write_func_for_structure,
3636 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
3637 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
3638 (walk_type, write_func_for_structure): Generate the mark_hook if
3641 2007-01-19 Jan Hubicka <jh@suse.cz>
3643 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
3644 'early' argument take inlining mode argument specifying whether to
3645 inline for size/speeed or all functions; add support for flattening;
3647 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
3649 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3652 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
3653 the name of the declared identifier.
3655 2007-01-19 Dirk Mueller <dmueller@suse.de>
3657 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
3658 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
3659 duplicate evaluation.
3661 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3663 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
3664 Macroize expander using X87MODEF12 mode macro. Extend operand 1
3665 to XFMode, use acosxf2 and truncate result to requested mode.
3666 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
3667 (asin<mode>2): Similarly, with asin expanders.
3668 (*fscalexf4_i387): Rename from *fscalexf4.
3669 (expNcorexf3): New expander.
3670 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
3671 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
3672 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
3673 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
3674 patterns for SSE math.
3675 (exp10<mode>2): Similarly, with exp10 expanders.
3676 (exp2<mode>2): Similarly, with exp2 expanders.
3677 (expm1<mode>2): Similarly, with expm1 expanders.
3678 (ldexp<mode>3): Similarly, with ldexp expanders.
3679 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
3680 Use gen_truncxf<mode>2_i387_noop to truncate result.
3682 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3684 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
3685 for ColdFire targets.
3687 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
3688 Richard Sandiford <richard@codesourcery.com>
3690 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
3691 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
3692 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
3693 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
3694 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3695 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3697 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3699 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
3700 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
3701 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
3702 (*adddi_dilshr32_cf): New pattern.
3703 (adddi3, subdi3): Remove first alternatives.
3705 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3707 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
3708 implemented using move.l, do not use its cc result for floating-point
3711 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3713 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
3714 from accepting 's' constraints if flag_pic.
3716 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3718 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
3719 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
3720 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
3721 condition from TARGET_68881 to TARGET_HARD_FLOAT.
3723 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
3725 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
3726 ColdFire alternatives.
3727 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
3728 * config/m68k/m68k.md (clzsi2): Define for ColdFire
3729 architectures that support ff1 instruction.
3731 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3732 Julian Brown <julian@codesourcery.com>
3734 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
3735 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
3736 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
3739 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3741 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
3743 (output_move_const_into_data_reg, output_move_simode_const): Delete.
3744 * config/m68k/m68k.c (const_method, const_int_cost): Take a
3745 HOST_WIDE_INT instead of an rtx.
3746 (m68k_rtx_costs): Update call accordingly.
3747 (output_move_const_into_data_reg): Likewise. Fix formatting.
3748 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
3750 (output_move_simode_const): Update calls after above changes.
3751 Rework to use automatic variables and predicates like MEM_P.
3752 * config/m68k/m68k.md (pushexthisi_const): Update call to
3755 2007-01-19 Dirk Mueller <dmueller@suse.de>
3757 * tree-ssa-alias.c (perform_var_substitution): Fix typo
3760 2007-01-19 Richard Guenther <rguenther@suse.de>
3762 * builtins.c (expand_builtin_cexpi): Fall back to expanding
3763 via cexp in case sincos is not available.
3765 2007-01-19 Richard Guenther <rguenther@suse.de>
3767 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
3768 * defaults.h (TARGET_HAS_SINCOS): Default to off.
3769 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
3770 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
3771 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
3772 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
3773 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
3774 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
3776 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3778 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
3780 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
3781 (atan2xf3): Directly generate RTL pattern.
3782 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
3783 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3784 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3785 disable patterns for SSE math.
3786 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
3787 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3788 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3789 disable patterns for SSE math.
3791 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
3793 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
3795 2007-01-18 Roger Sayle <roger@eyesopen.com>
3797 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
3798 VIEW_CONVERT_EXPR to the same type as it's operand.
3800 2007-01-18 David Edelsohn <edelsohn@gnu.org>
3802 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
3803 configured for long double 128.
3805 2007-01-18 Mike Stump <mrs@apple.com>
3807 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
3810 2007-01-18 Michael Meissner <michael.meissner@amd.com>
3812 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
3815 2007-01-18 Jan Hubicka <jh@suse.cz>
3817 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
3818 greater than NUM_VOP_FREE_BUCKETS.
3820 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
3822 * tree-ssa-structalias.c: Update comments.
3823 (ptabitmap_obstack): Removed.
3825 (oldpta_obstack): Ditto.
3826 (stats): Add a few members.
3827 (struct variable_info): Remove node, complex, address_taken, and
3828 indirect_target members. Add oldsolution member.
3829 (new_var_info): Do not initialize removed members.
3830 (constraint_expr_type): Remove INCLUDES.
3831 (constraint_graph): Add size, implicit_preds, rep,
3832 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
3833 (FIRST_REF_NODE): New macro.
3834 (LAST_REF_NODE): Ditto.
3835 (FIRST_ADDR_NODE): Ditto.
3836 (find): New function.
3838 (dump_constraint): Do not handle INCLUDES.
3839 (insert_into_complex): Do not insert duplicate constraints.
3840 (condense_varmap_nodes): Renamed and rewritten into ...
3841 (merge_node_constraints): This. Also fix bug in handling of
3842 offseted copy constraints.
3843 (clear_edges_for_node): No longer need to deal with preds at all,
3844 or removing associated preds/succs.
3845 (merge_graph_nodes): Deal with indirect_cycles.
3846 Don't deal with predecessors.
3847 (add_implicit_graph_edge): New function.
3848 (add_pred_graph_edge): Ditto.
3849 (add_graph_edge): Don't deal with predecessors.
3850 (build_constraint_graph): Removed.
3851 (build_pred_graph): New function.
3852 (build_succ_graph): Ditto.
3853 (struct scc_info): Removed in_component. Added roots, dfs, and
3854 node_mapping. Remove visited_index, unification_queue.
3855 (scc_visit): Deal with union-find we do now.
3856 Deal with cycles with REF nodes.
3857 (collapse_nodes): Renamed and rewritten to ...
3858 (unify_nodes): This.
3859 (process_unification_queue): Removed.
3860 (topo_visit): Cleanup
3861 (do_da_constraint): Use find.
3862 (do_sd_constraint): Ditto.
3863 (do_ds_constraint): Ditto.
3864 (do_complex_constraint): Ditto.
3865 (init_scc_info): Update for removed and added members.
3866 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
3867 (find_indirect_cycles): This.
3868 (equivalence_class): New variable.
3869 (label_visit): New function.
3870 (perform_variable_substitution): Rewritten.
3871 (free_var_substitution_info): New function.
3872 (find_equivalent_node): Ditto.
3873 (move_complex_constraints): Ditto.
3874 (eliminate_indirect_cycles): Ditto.
3875 (solve_graph): Only propagate changed bits.
3876 Use indirect cycle elimination.
3878 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
3879 (tree_id_eq): Renamed to ...
3880 (tree_vi_eq): This. Update for member change
3881 (insert_id_for_tree): Renamed and rewritten to ...
3882 (insert_vi_for_tree): This.
3883 (lookup_id_for_tree): Renamed and rewritten to ...
3884 (lookup_vi_for_tree): This.
3885 (get_id_for_tree): Renamed and rewritten to ...
3886 (get_vi_for_tree): Ditto.
3887 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
3888 (process_constraint): Don't handle INCLUDES.
3889 Remove special ADDRESSOF case.
3890 (find_func_aliases): Rewrite to use vi functions instead of id
3892 (create_function_info_for): Ditto.
3893 (create_variable_info_for): Ditto.
3894 (intra_create_variable_infos): Ditto.
3895 (merge_smts_into): Ditto.
3896 (find_what_p_points_to): Ditto.
3897 (init_base_vars): Ditto.
3898 (init_alias_vars): Ditto.
3899 (remove_preds_and_fake_succs): New function.
3900 (dump_sa_points_to_info): Dump new stats.
3901 (dump_solution_for_var): Use find.
3902 (set_used_smts): Fix formatting.
3903 (compute_points_to_sets): Updated for new functions.
3904 (ipa_pta_execute): Ditto.
3906 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3907 Richard Sandiford <richard@codesourcery.com>
3909 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
3911 * calls.c (expand_call): If the return value is a PARALLEL,
3912 extract its first member.
3913 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
3914 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
3915 use FUNCTION_EXTRA_EPILOGUE.
3916 (m68k_function_value): Return a PARALLEL if the return value
3917 is of a pointer type.
3918 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
3919 (FUNCTION_EXTRA_EPILOGUE): Remove.
3920 * config/m68k/m68k.md (D0_REG): New constant.
3922 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3924 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
3925 output a NOP for empty epilogues.
3927 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3929 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
3930 before function. Extend register save check to include all
3931 registers, not just integer ones.
3933 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3935 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
3936 (m68k_use_return_insn): ...this.
3937 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
3938 * config/m68k/m68k.c (use_return_insn): Rename to...
3939 (m68k_use_return_insn): ...this.
3940 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
3943 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3945 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
3946 nearest even, fix denormal rounding overflow.
3948 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3950 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
3951 f%$smove and f%$move.
3952 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
3953 (extendsfdf2_cf): Use fdmove instead of f%&move.
3954 (truncdfsf2_cf): Use fsmove instead of f%$smove.
3955 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
3957 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3959 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
3962 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3964 * real.h (real_format): Add a canonical_nan_lsbs_set field.
3965 (coldfire_single_format): Declare.
3966 (coldfire_double_format): Likewise.
3967 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
3968 of qnan_msb_set to determine the lower bits of a canonical
3970 (encode_ieee_double): Likewise.
3971 (encode_ieee_quad): Likewise.
3972 (ieee_single_format): Initialize canonical_nan_lsbs_set.
3973 (mips_single_format): Likewise.
3974 (ieee_double_format): Likewise.
3975 (mips_double_format): Likewise.
3976 (ieee_extended_motorola_format): Likewise.
3977 (ieee_extended_intel_96_format): Likewise.
3978 (ieee_extended_intel_128_format): Likewise.
3979 (ieee_extended_intel_96_round_53_format): Likewise.
3980 (ibm_extended_format): Likewise.
3981 (mips_extended_format): Likewise.
3982 (ieee_quad_format): Likewise.
3983 (mips_quad_format): Likewise.
3984 (vax_f_format): Likewise.
3985 (vax_d_format): Likewise.
3986 (vax_g_format): Likewise.
3987 (i370_single_format): Likewise.
3988 (i370_double_format): Likewise.
3989 (decimal_single_format): Likewise.
3990 (decimal_double_format): Likewise.
3991 (decimal_quad_format): Likewise.
3992 (c4x_single_format): Likewise.
3993 (c4x_extended_format): Likewise.
3994 (real_internal_format): Likewise.
3995 (coldfire_single_format): New real_format.
3996 (coldfire_double_format): Likewise.
3997 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
3998 canonical_nan_lsbs_set.
3999 (pdp11_d_format): Likewise.
4000 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4001 if TARGET_COLDFIRE_CPU.
4003 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4005 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4006 (output_call, m68k_legitimize_call_address): Declare.
4007 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4008 parenthesees. Add support for a 'W' constraint.
4009 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4010 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4011 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4012 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4014 (override_options): Initialize them. Do not set flag_no_function_cse
4015 for TARGET_ID_SHARED_LIBRARY.
4016 (m68k_output_pic_call): Delete.
4017 (m68k_legitimize_call_address): New function.
4018 (print_operand): Remove the %o prefix. Handle the %p prefix.
4019 (output_call): New function.
4020 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4021 target address from the GOT if symbolic jumps are not allowed.
4022 * config/m68k/m68k.md (call, general_operand): Do not set
4023 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4024 Merge separate flag_pic and !flag_pic define_insns into...
4025 (*call, *call_value): ...these new patterns. Match the address
4026 rather than the containing MEM and require it to be a call_operand.
4027 Use output_call to generate the asm template.
4028 * config/m68k/predicates.md (const_call_operand): New predicate.
4029 (call_operand): Likewise.
4031 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4033 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4034 (STACK_GROWS_DOWNWARD): Define to 1.
4035 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4036 comments, emphasizing that these values are only defaults.
4037 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4038 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4040 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4042 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4044 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4045 Richard Sandiford <richard@codesourcery.com>
4047 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4048 (FP_REGNO_P): New macros.
4049 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4050 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4051 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4052 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4054 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4056 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4057 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4059 * config/m68k/t-floatlib: New file, extracting common code from...
4060 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4061 * config/m68k/t-uclinux: Here.
4062 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4063 routines on ColdFire targets.
4065 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4067 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4068 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4069 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4070 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4071 explicitly set MOTOROLA to 1.
4072 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4074 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4075 Nathan Sidwell <nathan@codesourcery.com>
4077 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4078 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4079 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4080 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4081 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4082 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4083 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4084 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4085 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4086 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4087 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4088 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4089 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4090 (DBX_REGISTER_NUMBER): Delete.
4091 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4092 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4093 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4095 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4097 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4098 * config/flat.h: New file.
4099 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4101 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4102 indirect references for -msep-data or -mid-shared-library.
4103 Do not use PC-relative code addresses either.
4104 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4106 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4107 for shared libraries and crt1.o for executables. Use crti.o and
4109 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4110 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4111 Do not add -elf2flt or -shared-lib-id options here.
4112 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4113 Pass -shared-lib-id if -mid-shared-library, taking the library
4114 identifier from -mshared-library-id if given, otherwise
4116 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4117 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4118 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4119 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4120 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4121 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4123 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4124 jump sequence for ISA A and ISA A+.
4125 (PICJUMP): Likewise.
4127 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4129 * config.gcc (m68k-*-uclinux*): Base the port on the common
4130 and m68k GNU/Linux files rather than on the generic ELF ones.
4131 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4132 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4134 2007-01-18 Julian Brown <julian@codesourcery.com>
4135 Richard Sandiford <richard@codesourcery.com>
4137 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4138 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4139 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4141 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4143 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4145 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4147 * doc/install.texi: Document m68k-uclinuxoldabi.
4148 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4149 * config/m68k/uclinux-oldabi.h: New file, copied from
4150 config/m68k/uclinux.h.
4152 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4154 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4155 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4156 (m32r_compute_frame_size): Use unsigned for regno.
4157 (m32r_reload_lr): Use gen_frame_mem.
4159 (m32r_output_function_epilogue): Don't output the function epilogue
4161 (m32r_expand_epilogue): New.
4162 (direct_return): Return false if the function has the interrupt
4164 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4165 * config/m32r/m32r.md (epilogue): New expander.
4166 (return_lr, return_rte): New insns.
4167 (return): Make it expander.
4168 (return_normal): New expander.
4170 2007-01-18 Josh Conner <jconner@apple.com>
4173 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4174 support for UNLE, UNLT, UNGE, and UNGT.
4176 2007-01-18 Jan Hubicka <jh@suse.cz>
4178 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4179 * tree-tailcall (add_virtual_phis): Likewise.
4180 (optimize_tail_call): Return TODOs.
4181 (execute_tail_calls): Return TODOs.
4182 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4183 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4185 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4186 Cleanup cfg using TODO.
4187 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4188 * passes.c (execute_function_todo): When cleanup did something, remove
4190 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4191 (make_edges): Don't cleanup_cfg.
4193 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4195 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4196 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4197 operate on the top of stack.
4198 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4199 register handling of instructions that output to the second
4201 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4202 (move_for_stack_reg): Special-case check for dead destination
4203 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4205 * config/i386/i386.md (UNSPEC_TAN): New constant.
4206 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4207 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4208 to correctly model move of constant 1.0 to top stack slot.
4209 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4210 (unnamed peephole2 pattern): Remove corresponding peephole2
4211 pattern that optimizes tan insn and loading of constant 1.0.
4212 (tanxf2): Use fptanxf4_i387.
4213 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4214 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4215 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4216 disable patterns for SSE math.
4217 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4218 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4220 2007-01-18 Dirk Mueller <dmueller@suse.de>
4221 Richard Guenther <rguenther@suse.de>
4224 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4225 * common.opt (Warray-bounds): Add new warning option.
4226 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4228 * Makefile.in: make tree-vrp.o depend on toplev.h
4229 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4231 (check_array_refs, check_array_bounds, check_array_ref): New.
4233 2007-01-18 Jan Hubicka <jh@suse.cz>
4235 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4236 (execute_ssa_ccp): Return flags conditionally.
4237 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4239 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4241 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4243 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4244 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4246 * Makefile.c (GTFILES): Add cfglayout.h.
4247 * gengtype.c (open_base_files): Likewise.
4248 * cfglayout.c (cfg_layout_function_footer,
4249 cfg_layout_function_header) Reindent to make gengtype happy.
4250 * cfglayout.h (cfg_layout_function_footer,
4251 cfg_layout_function_header): Add GTY(()) marker.
4253 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4255 2007-01-18 Ben Elliston <bje@au.ibm.com>
4257 * genautomata.c (write_automata): Include xstrerror output in the
4258 error message if writing the DFA description file fails.
4260 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4262 * config/mips/mips-protos.h (mips_output_external): Make it
4264 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4265 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4266 (extern_list): Likewise.
4267 (extern_head): Likewise.
4268 (TARGET_ASM_FILE_END): Likewise.
4269 (mips_file_end): Likewise.
4270 (mips_output_external): Rewritten.
4272 2007-01-18 Ben Elliston <bje@au.ibm.com>
4274 * genpreds.c (write_insn_preds_c): Only write out the function
4275 body for regclass_for_constraint if we have register constraints.
4277 2007-01-17 Tom Tromey <tromey@redhat.com>
4279 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4280 * doc/install.texi (Testing): Use sourceware.org.
4281 (Binaries): Likewise.
4282 (Specific): Likewise.
4283 * doc/contrib.texi (Contributors): Use sourceware.org.
4285 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4287 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4288 (AVR_ENHANCED): Rename to ...
4289 (AVR_HAVE_MUL): ... new.
4290 (avr_enhanced_p): Rename to ...
4291 (avr_have_mul_p): ... new.
4292 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4293 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4294 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4295 (avr_have_mul_p): ... new.
4296 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4297 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4298 'avr_enhanced_p' and 'enhanced'.
4299 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4300 AVR_HAVE_MUL instead of AVR_ENHANCED.
4301 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4302 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4303 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4304 instead of AVR_ENHANCED.
4305 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4306 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4307 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4309 2007-01-17 Ian Lance Taylor <iant@google.com>
4311 * vec.h (VEC_reserve_exact): Define.
4312 (vec_gc_p_reserve_exact): Declare.
4313 (vec_gc_o_reserve_exact): Declare.
4314 (vec_heap_p_reserve_exact): Declare.
4315 (vec_heap_o_reserve_exact): Declare.
4316 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4318 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4320 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4321 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4322 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4323 * vec.c (calculate_allocation): Add exact parameter. Change all
4325 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4326 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4327 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4328 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4329 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4330 (vec_heap_p_reserve_exact): New function.
4331 (vec_heap_o_reserve_exact): New function.
4333 2007-01-17 Jan Hubicka <jh@suse.cz>
4335 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4337 2007-01-17 Eric Christopher <echristo@apple.com>
4339 * config.gcc: Support core2 processor.
4341 2007-01-16 Jan Hubicka <jh@suse.cz>
4343 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4344 the names, just unlink the chain so we don't crash on dangling pointers
4347 2007-01-16 Jan Hubicka <jh@suse.cz>
4349 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4350 * tree-pass.h: Reorder to make IPA passes appear toegher.
4351 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4352 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4353 parameters, do not call early inliner.
4354 * ipa-inline.c: Update comments. Include tree-flow.h
4355 (cgraph_decide_inlining): Do not compute inlining parameters.
4356 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4357 be called with function context set up.
4358 (pass_ipa_inline): Remove unreachable functions before pass.
4359 (cgraph_early_inlining): Simplify assuming to be called from the
4361 (pass_early_inline): New pass.
4362 (cgraph_gate_ipa_early_inlining): New gate.
4363 (pass_ipa_early_inline): Turn into simple wrapper.
4364 (compute_inline_parameters): New function.
4365 (gate_inline_passes): New gate.
4366 (pass_inline_parameters): New pass.
4367 (apply_inline): Move here from tree-optimize.c
4368 (pass_apply_inline): New pass.
4369 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4371 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4373 (tree_function_versioning): Do not allocate dummy struct function.
4374 * tree-inline.h (optimize_inline_calls): Update prototype.
4375 * tree-optimize.c (execute_fixup_cfg): Export.
4376 (pass_fixup_cfg): Remove
4377 (tree_rest_of_compilation): Do not apply inlines.
4378 * tree-flow.h (execute_fixup_cfg): Declare.
4379 * Makefile.in (gt-passes.c): New.
4380 * passes.c: Include gt-passes.h
4381 (init_optimization_passes): New passes.
4382 (nnodes, order): New static vars.
4383 (do_per_function_toporder): New function.
4384 (execute_one_pass): Dump current pass here.
4385 (execute_ipa_pass_list): Don't dump current pass here.
4387 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4389 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4390 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4392 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4394 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4395 (strong_alias): Define.
4396 (__gcc_qmul): Provide non-FMA for soft-float.
4402 (__gcc_qunord): New.
4412 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4413 soft-float functions.
4414 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4415 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4416 about long double soft float.
4418 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4419 Tehila Meyzels <tehila@il.ibm.com>
4421 * tree-vectorizer.h (is_pattern_stmt_p): New.
4422 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4423 formatting (tabs instead of spaces). Cleanup and clarify setting
4424 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4425 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4426 (vectorizable_type_demotion): Check that types are integral.
4427 (vectorizable_type_promotion): Likewise.
4428 (vectorizable_store): Fix typo. Eliminate new-line at end of
4431 2007-01-16 Jan Hubicka <jh@suse.cz>
4433 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4436 2007-01-15 Eric Christopher <echristo@apple.com>
4438 * ifcvt.c: Include vec.h, vecprim.h.
4439 (check_cond_move_block): New argument regs.
4440 Reorganize. Add registers used to regs.
4441 (cond_move_process_if_block): Use regs set above as
4444 2007-01-15 Eric Christopher <echristo@apple.com>
4446 * config/darwin.h: Update copyright.
4447 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4448 (LINK_COMMAND_SPEC): Add -u.
4449 (LINK_SPEC): Fix umbrella for above.
4451 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4453 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4456 2007-01-15 Tom Tromey <tromey@redhat.com>
4458 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4459 * doc/install.texi (Testing): Don't mention jacks.
4460 (Configuration): Document --enable-java-maintainer-mode. Move
4461 --with-java-home to libgcj-specific section. Document
4463 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4465 2007-01-15 Jan Hubicka <jh@suse.cz>
4467 * tree-ssa-dce.c (DCE_TODOs): New.
4468 (propagate_necessity): Return if something changed.
4469 (eliminate_unnecessary_stmts): Likewise.
4470 (perform_tree_ssa_dce): Return TODO flags when needed.
4471 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4473 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4475 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4476 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4477 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4478 patterns using X87MODEF12 mode macro. Extend operand 1
4479 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4480 (log10<mode>2): Ditto.
4481 (log2<mode>2): Ditto.
4482 (log1p<mode>2): Ditto.
4483 (logb<mode>2): Ditto.
4484 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4485 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4486 (*fxtractxf3_i387): Rename from *fxtractxf3.
4487 (fxtract_extend<mode>xf3_i387): New insn pattern.
4488 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4489 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4490 and gen_fyl2xxf3_i387().
4492 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4494 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4495 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4496 get_loop_exit_edges. Changed return type to bool.
4497 * cfgloop.h (fix_loop_placement): Declaration removed.
4499 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4501 * param.h (MIN_VECT_LOOP_BOUND): New.
4502 * params.def (MIN_VECT_LOOP_BOUND): New.
4503 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4504 argument - minimum threshold for number of iterations.
4505 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4506 argument to declaration.
4507 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4508 MIN_VECT_LOOP_BOUND.
4509 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4510 slpeel_tree_peel_loop_to_edge with additional argument.
4511 (vect_do_peeling_for_alignment): Likewise.
4512 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4514 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4517 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4520 2007-01-14 Jan Hubicka <jh@suse.cz>
4522 * tree-dfa.c (remove_referenced_var): New function.
4523 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4524 prune referenced vars list too.
4525 * tree-flow.h (remove_referenced_var): Declare.
4527 2007-01-14 Jan Hubicka <jh@suse.cz>
4529 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4531 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4532 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4533 * except.h (verify_eh_throw_table_statements): Kill prototype.
4534 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4535 into call exrepssions.
4536 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4538 * tree-cfg.c: Include pointer-set.h.
4539 (verify_node_sharing): Work on pointer set.
4540 (verify_eh_throw_stmt_node): New.
4541 (verify_stmts): Use pointers sets, verify throw_stmt.
4543 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4545 * ipa-reference.c (analyze_function): Consider also addresses taken
4548 2007-01-12 Roger Sayle <roger@eyesopen.com>
4550 * c-typeck.c (null_pointer_constant_p): Replace use of
4551 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4552 (build_c_cast): Likewise.
4554 2007-01-12 Roger Sayle <roger@eyesopen.com>
4556 * tree.h (force_fit_type_double): Remove unused final argument.
4557 * c-common.c (constant_expression_warning): Replace use of
4558 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4559 (convert_and_check): Likewise.
4560 (shorten_compare): Update call to force_fit_type_double.
4561 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4562 * convert.c (convert_to_pointer): Update call to
4563 force_fit_type_double.
4564 * fold-const.c (force_fit_type_double): Remove overflowed_const
4566 (int_const_binop, fold_convert_const_int_from_int,
4567 fold_convert_const_int_from_real, fold_div_compare,
4568 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4569 fold_abs_const, fold_not_const): Remove the final argument from
4570 calls to force_fit_type_double.
4572 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4574 * configure.ac: Set insn to "nop" for spu-*-* also.
4575 * configure: Regenerate.
4577 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4579 * builtins.def : Add BUILT_IN_FREE.
4581 2007-01-12 Jan Hubicka <jh@suse.cz>
4583 PR tree-optimization/30443
4584 * tree-inline.c (tree_function_versioning): Do not optimize when
4585 cloning for inlining.
4587 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
4589 * doc/loop.texi: Document recording of loop exits.
4590 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
4591 (update_single_exits_after_duplication,
4592 update_single_exit_for_duplicated_loop,
4593 update_single_exit_for_duplicated_loops): Removed.
4594 (duplicate_loop_to_header_edge): Do not call
4595 update_single_exits_after_duplication and
4596 update_single_exit_for_duplicated_loops.
4597 (loop_version): Do not update single_exit information.
4598 (fix_loop_structure): Use record_loop_exits instead of
4599 mark_single_exit_loops.
4600 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
4601 the lists of loop exits.
4602 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
4603 split_edge, merge_blocks): Update the lists of loop exits.
4604 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
4605 loop_optimizer_init.
4606 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
4607 of mark_single_exit_loops.
4608 (loop_optimizer_finalize): Call release_recorded_exits.
4609 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
4610 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
4611 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
4612 update single exit information.
4613 * lambda-code.c (perfect_nestify): Ditto.
4614 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
4615 (mark_single_exit_loops): Removed.
4616 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
4617 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
4618 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
4620 (get_loop_exit_edges, single_exit): Use recorded exit lists.
4621 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
4622 (verify_loop_structure): Verify consistency of the exit lists.
4623 (flow_loops_find): Use alloc_loop. Initialize exits hash.
4624 (set_single_exit): Removed.
4625 * cfgloop.h (struct loop_exit): New function.
4626 (struct loop): single_exit_ field replaced by exits field.
4627 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
4628 (struct loops): Added exits hash.
4629 (mark_single_exit_loops, set_single_exit): Declaration removed.
4630 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
4632 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4634 * doc/invoke.texi: Avoid use of @headitem.
4636 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4638 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
4640 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4642 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
4645 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4646 Richard Sandiford <richard@codesourcery.com>
4648 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
4649 * config/m68k/m68k.opt: Resort options.
4650 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
4652 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4653 Richard Sandiford <richard@codesourcery.com>
4655 * doc/invoke.texi: Document the macros that are defined by
4656 m68k's -mtune and -mhard-float options.
4657 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
4658 (m68k_cpp_cpu_family): Likewise.
4659 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
4660 of __ucfv*__ macros. Define __mcffpu__ if generating code for
4661 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
4662 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
4663 (m68k_cpp_cpu_family): Likewise.
4665 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4667 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
4668 macros besides mc68000 as tuning macros. Use a switch statement
4669 to set them and mcpu32.
4671 2007-01-12 Julian Brown <julian@codesourcery.com>
4673 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
4674 (TARGET_68040_ONLY): Rename to...
4675 (TARGET_68040): ...this.
4676 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
4677 * config/m68k/m68k.md: Likewise.
4679 2007-01-12 Julian Brown <julian@codesourcery.com>
4680 Nathan Sidwell <nathan@codesourcery.com>
4681 Richard Sandiford <richard@codesourcery.com>
4683 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
4684 the -mcpu= argument associated with the --with-cpu setting.
4685 Define M68K_DEFAULT_TUNE to the default -mtune= option,
4686 if different from the one implied by the -mcpu setting.
4687 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
4688 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
4689 * doc/invoke.texi: Mention ColdFire in the introduction to the
4690 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
4691 -mno-div and -mhard-float options. Make -m68881 a synonym for
4692 -mhard-float. Document the previously-undocumented -m5206e,
4693 -m528x, -m5307 and -m5407 options. Tweak the existing option
4694 documentation for consistency.
4695 * doc/install.texi: Mention new --with-cpu arguments.
4696 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
4697 default CPU if neither -mcpu nor -march are specified.
4698 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
4699 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
4700 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
4701 using m68k_tune to decide between families that implement the
4702 same ISA. Use m68k_tune to set __mcfv4e__.
4703 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
4704 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
4705 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
4706 (FL_ISA_C, FL_ISA_MMU): New macros.
4707 (MASK_COLDFIRE): Delete.
4708 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
4709 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
4710 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
4711 (TARGET_HARD_FLOAT): Do not define here.
4712 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
4713 (TUNE_68000): New macro.
4714 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
4715 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
4716 (TUNE_CFV2): Redefine in terms of m68k_tune.
4717 (uarch_type, target_device, fpu_type): New enums.
4718 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
4719 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
4720 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
4721 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
4722 (FL_FOR_isa_c): New macros.
4723 (m68k_isa): New enum.
4724 (m68k_target_selection): New structure.
4725 (all_devices, all_isas, all_microarchs): New tables.
4726 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
4727 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
4728 (MASK_ALL_CPU_BITS): Delete.
4729 (m68k_find_selection): New function.
4730 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
4731 Map the legacy target options to a combination of the new ones.
4732 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
4733 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
4734 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
4736 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
4737 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
4739 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
4740 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
4741 * config/m68k/m68k-devices.def: New file.
4743 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4744 Nathan Sidwell <nathan@codesourcery.com>
4746 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
4747 (SUBTARGET_EXTRA_SPECS): New macros.
4748 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
4749 use %(asm_cpu_spec) instead.
4750 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
4751 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
4752 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
4753 (EXTRA_SPECS): Rename to...
4754 (SUBTARGET_EXTRA_SPECS): ...this.
4756 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4757 Richard Sandiford <richard@codesourcery.com>
4758 Julian Brown <julian@codesourcery.com>
4760 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4761 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
4762 to the configuration's default CPU.
4763 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
4764 Remove default masks.
4765 (m680[012]0-*-*): Set the default with_cpu to the first part of
4767 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
4768 (m68k*-*-linux): Extend the --with-cpu handling to...
4769 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
4770 and m68010. Don't set target_cpu_default2.
4771 * doc/install.texi: Document --with-cpu for m68k.
4772 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
4773 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
4774 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
4775 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
4776 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
4777 (ASM_SPEC): Remove use of %(asm_cpu_default).
4778 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
4779 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
4780 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
4781 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
4782 __HAVE_FPU__ if TARGET_HARD_FLOAT.
4783 (TARGET_DEFAULT): Delete.
4784 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
4785 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
4786 (CPP_CPU_SPEC): Delete.
4787 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
4788 the appropriate string.
4789 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
4790 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
4791 (ASM_SPEC): Don't use %(asm_default_spec).
4792 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
4793 TARGET_DEFAULT and add MASK_68881.
4794 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
4796 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4798 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
4799 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
4800 MASK_68010 alongside MASK_68020.
4801 * doc/invoke.texi: Document -m68010.
4802 * config/m68k/m68k.opt (m68010): New.
4803 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
4805 (TUNE_68010): New macro.
4806 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
4807 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
4808 (M68K_CPU_m68332): Add MASK_68010.
4809 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
4810 fallback definition.
4811 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
4813 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
4814 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
4815 to all entries that use MASK_68020.
4816 (output_move_simode_const, output_move_himode, output_move_qimode)
4817 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
4818 instead of TARGET_68020 to select clr behavior. Remove comment
4819 about there being no TARGET_68010.
4820 * config/m68k/m68k.md: Likewise throughout.
4822 2007-01-12 Julian Brown <julian@codesourcery.com>
4824 * config/m68k/m68k.h (TARGET_ISAB): New macro.
4825 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
4826 * config/m68k/m68k.md: Likewise.
4828 2007-01-12 Julian Brown <julian@codesourcery.com>
4830 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
4831 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
4833 2007-01-12 Julian Brown <julian@codesourcery.com>
4835 * config/m68k/m68k.h (TUNE_68040_60): New macro.
4836 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
4837 * config/m68k/m68k.md: Likewise.
4839 2007-01-12 Julian Brown <julian@codesourcery.com>
4840 Richard Sandiford <richard@codesourcery.com>
4842 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
4843 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
4844 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
4846 (TARGET_CPU32): Rename to...
4847 (TUNE_CPU32): ...this.
4848 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
4849 (TUNE_CFV2): New macros.
4850 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
4851 remove conditions that are implied by TARGET_68020.
4852 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
4853 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
4854 (m68k_output_function_epilogue): Likewise.
4855 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
4856 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
4857 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
4858 non-68000 timings. Refactor multiplication and division costs.
4859 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
4860 TUNE_CPU32 instead of TARGET_CPU32.
4861 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
4862 and TUNE_68060 instead of TARGET_68060.
4863 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
4864 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
4866 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
4867 && !TARGET_COLDFIRE" to choose between moveq and clr.
4868 Likewise in the unnamed movsf pattern.
4869 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
4870 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
4873 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4875 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
4876 of tabbing before backslashes.
4878 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4880 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
4881 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
4882 (ASM_OUTPUT_INTERNAL_LABEL): Define.
4884 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4886 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
4887 find_interesting_uses_cond.
4888 (find_interesting_uses_cond): Use extract_cond_operands.
4889 (rewrite_use_compare): Use extract_cond_operands and
4890 force_gimple_operand_bsi. Do not call update_stmt.
4891 (determine_use_iv_cost_condition): Use extract_cond_operands.
4892 Return cheaper of using original bound and changing the exit bound.
4894 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4896 PR tree-optimization/29516
4897 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
4898 most_expensive_mult_to_index, addr_to_parts,
4899 create_mem_ref, maybe_fold_tmr): Make the type of
4900 fields of TARGET_MEM_REF sizetype.
4901 (move_fixed_address_to_symbol, move_pointer_to_base):
4903 * tree.def (TARGET_MEM_REF): Add comment on types of
4906 2007-01-11 Joseph Myers <joseph@codesourcery.com>
4908 * c-common.c (vector_types_convertible_p): Treat opaque types as
4909 always convertible if they have the same size, but not otherwise.
4911 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
4913 * ifcvt.c (struct noce_if_info): Add comments to the fields.
4914 Remove the b_unconditional field.
4915 (noce_try_sign_mask): Do not look at b_unconditional.
4916 (noce_process_if_block): Do not use merge_if_blocks. Update
4917 the CFG here. Do not set b_unconditional.
4918 (cond_move_process_if_block): Likewise.
4919 (find_cond_trap): Likewise.
4920 (check_cond_move_block): Require simple jump insns at the end
4923 2007-01-11 Jan Hubicka <jh@suse.cz>
4925 PR tree-optimization/1046
4926 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
4927 when alias info is not ready.
4928 (pass_tail_recursion): Do not require aliasing.
4929 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
4930 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
4931 * tree-ssa-copy.c (pass_copy_prop): Likewise.
4932 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
4933 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
4934 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
4935 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
4937 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
4938 When aliasing is not build, mark statement as volatile.
4940 2007-01-11 Tom Tromey <tromey@redhat.com>
4942 PR preprocessor/15185, PR preprocessor/20989:
4943 * doc/cppopts.texi <-MT>: Update description of algorithm for
4944 computing default target.
4945 <-M, -MD>: Reword "basename" text.
4947 2007-01-11 Roger Sayle <roger@eyesopen.com>
4949 * builtins.c (expand_builtin_pow, expand_builtin_powi,
4950 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
4951 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4952 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
4953 fold_builtin_bswap, real_constp, fold_builtin_pow,
4954 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
4955 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
4956 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4957 * convert.c (convert_to_pointer): Likewise.
4958 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4959 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
4960 const_binop, fold_convert_const_int_from_int,
4961 fold_convert_const_int_from_real,
4962 fold_convert_const_real_from_real, sign_bit_p,
4963 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
4964 fold_sign_changed_comparison, fold_unary, fold_comparison,
4965 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
4966 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
4967 * print-tree.c (print_node_brief, print_node): Likewise.
4968 * stor-layout.c (place_field, layout_type): Likewise.
4969 * tree-chrec.c (keep_cast): Likewise.
4970 * tree.c (build_vector, build_real, build_real_from_int_cst,
4971 build_complex): Likewise.
4973 2007-01-11 Roger Sayle <roger@eyesopen.com>
4975 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
4976 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
4978 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
4980 * configure.ac (strict1_warn): Rename to strict_warn.
4981 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
4982 cc_set_by_configure, quoted_cc_set_by_configure,
4983 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
4984 all_boot_languages, all_stagestuff): Remove.
4985 (target_list): Remove bootstrap targets.
4986 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
4987 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
4988 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
4989 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
4990 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
4991 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
4992 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
4993 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
4994 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
4995 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
4996 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
4997 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
4998 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
4999 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5000 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5001 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5002 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5003 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5004 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5005 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5006 (mostlyclean): Adjust.
5007 (clean, distclean): Don't mention bootstrap stuff.
5008 * configure: Regenerate.
5009 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5010 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5011 treelang/config-lang.in (stagestuff): Remove.
5012 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5013 stageprofile, stagefeedback, stagestuff): Remove mention.
5015 2007-01-11 Nick Clifton <nickc@redhat.com>
5017 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5019 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5020 (mcore_arith_K_S_operand): Run the test for the S constraint not
5021 the test for the M constraint.
5022 (mcore_addsub_operand): Do not accept integer values that are
5023 larger than 32 bits.
5024 * config/mcore/mcore.md: Remove unused constraints from split.
5025 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5027 (allocate_stack): Likewise.
5028 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5029 operands to 32 bits.
5030 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5032 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5033 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5034 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5035 mcore_output_bclri, mcore_output_andn, output_inline_const,
5036 mcore_output_move, mcore_output_movedouble): Likewise.
5037 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5038 (output_inline_const): Likewise.
5039 (output_inline_const): Fix format strings used in sprintf
5041 * config/mcore/mcore-protos.h: Update prototypes for changed
5042 functions in mcore.c.
5043 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5044 HOST_WIDE_INT and not int.
5045 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5046 CONST_OK_FOR_N): Likewise.
5047 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5048 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5051 2007-01-10 Jan Hubicka <jh@suse.cz>
5053 * tree-vrp.c (remove_range_assertions): Release defs.
5054 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5055 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5057 2007-01-10 Paul Brook <paul@codesourcery.com>
5059 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5060 * config/arm/arm.md (mulsi3subsi): New insn.
5062 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5064 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5065 (tree_transform_and_unroll_loop): New.
5066 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5069 2007-01-10 Robert Kennedy <jimbob@google.com>
5071 * fold-const.c (fold_comparison): Fold comparisons like (x *
5072 1000 < 0) to (x < 0).
5074 2007-01-10 Ian Lance Taylor <iant@google.com>
5076 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5077 operands have the same priority.
5079 2007-01-10 Tom Tromey <tromey@redhat.com>
5081 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5082 (fold_binary): Likewise.
5083 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5084 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5085 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5086 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5087 * langhooks.h (struct lang_hooks): Removed field
5088 'can_use_bit_fields_p'.
5090 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5092 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5094 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5096 * function.c (get_last_funcdef_no): New function.
5097 * function.h (get_last_funcdef_no): Declare.
5098 * tree-inline.c (initialize_cfun): Add initialization.
5099 (tree_function_versioning): Cleanup.
5101 2007-01-10 Jan Hubicka <jh@suse.cz>
5103 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5106 2007-01-10 Sa Liu <saliu@de.ibm.com>
5107 Ben Elliston <bje@au.ibm.com>
5109 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5110 for SAVE_NONLOCAL and Pmode for any other save level.
5111 * spu-protos.h (spu_restore_stack_block): Declare.
5112 * spu.md (save_stack_block): Remove.
5113 (restore_stack_block): Call spu_restore_stack_block.
5114 * spu.c (spu_restore_stack_block): New function.
5115 (spu_expand_epilogue): Remove old comment.
5117 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5119 PR tree-optimization/30322
5120 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5121 (cand_value_at): Return the value as aff_tree.
5122 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5123 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5124 aff_combination_mult): New functions.
5125 (aff_combination_add): Use aff_combination_add_cst.
5126 (aff_combination_convert): Allow conversions to a wider type.
5127 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5128 * tree-affine.h (aff_combination_mult): Declare.
5130 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5132 * doc/tm.texi: Update documentation to reflect reality of exec
5133 and start file search behaviours. Update copyright year.
5134 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5135 header file directories.
5137 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5139 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5140 (*cosxf2): Rename to cosxf2_i387.
5141 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5142 using X87MODEF12 mode macro. Rename patterns to
5143 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5145 (*cosdf2, *cossf2): Ditto.
5146 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5147 to match extended input operands.
5148 (sincos<mode>3): New expander.
5149 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5150 insn patterns and corresponding splitters.
5152 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5154 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5155 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5157 2007-01-09 Nicolas Pitre <nico@cam.org>
5160 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5162 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5164 * target.h (struct gcc_target): New field library_rtti_comdat.
5165 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5166 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5167 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5168 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5170 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5172 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5174 2007-01-08 Richard Guenther <rguenther@suse.de>
5176 * tree.h (force_fit_type_double): Export.
5177 (force_fit_type): Remove.
5178 * fold-const.c (force_fit_type_double): New function.
5179 (force_fit_type): Remove.
5180 (int_const_binop): Use it.
5181 (fold_convert_const_int_from_int): Likewise.
5182 (fold_convert_const_int_from_real): Likewise.
5183 (fold_div_compare): Likewise.
5184 (fold_sign_changed_comparison): Likewise.
5185 (fold_unary): Likewise.
5186 (fold_negate_const): Likewise.
5187 (fold_abs_const): Likewise.
5188 (fold_not_const): Likewise.
5189 * c-common.c (shorten_compare): Use force_fit_type_double.
5190 * convert.c (convert_to_pointer): Likewise.
5192 2007-01-08 Richard Guenther <rguenther@suse.de>
5194 * tree.h (build_int_cst_wide_type): Export.
5195 * tree.c (build_int_cst_wide_type): New function.
5196 (build_int_cst_wide): Fix comment.
5197 * builtins.c (fold_builtin_object_size): Use build_int_cst
5198 to build -1 or 0 of the correct type. Use fit_double_type
5199 to check for overflow.
5200 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5202 (decode_field_reference): Likewise.
5203 (all_ones_mask_p): Likewise.
5204 (native_interpret_int): Use build_int_cst_wide_type.
5205 (fold_binary): Use build_int_cst_type to build an all-ones
5207 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5209 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5211 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5213 2007-01-09 Ben Elliston <bje@au.ibm.com>
5215 * genautomata.c (STATS_OPTION): New option.
5216 (stats_flag): New flag.
5217 (gen_automata_option): Handle it.
5218 (initiate_automaton_gen): Ditto.
5219 (write_automata): Output statistics only if stats_flag is
5220 set. Likewise, output time statistics only if time_flag is set.
5221 * doc/md.texi (Processor pipeline description): Document new flag.
5223 2007-01-08 Richard Guenther <rguenther@suse.de>
5225 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5226 * tree.c (build_int_cst_type): Likewise.
5227 (size_in_bytes): Don't call force_fit_type on the result.
5228 (int_fits_type_p): Use fit_double_type.
5229 * fold-const.c (fit_double_type): New function.
5230 (force_fit_type): Use it.
5231 * tree.h (fit_double_type): Export.
5233 2007-01-08 Jan Hubicka <jh@suse.cz>
5235 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5236 * ipa.c (function_and_variable_visibility): Fix return type.
5238 2007-01-08 Richard Guenther <rguenther@suse.de>
5240 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5241 of offset to build the index.
5242 * tree-pretty-print.c (dump_generic_node): Don't build negated
5243 const just for printing.
5244 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5245 * builtins.c (fold_builtin_int_roundingfn): Check if result
5246 fits the type by using force_fit_type and comparing the result.
5247 * predict.c (predict_loops): Use compare_tree_int for comparison.
5248 * tree.c (build_int_cst): Fall back to integer_type_node for
5250 (build_int_cst_wide): Assert type is non-null.
5252 2007-01-08 Roberto Costa <roberto.costa@st.com>
5254 * tree-vrp.c (extract_range_from_cond_expr): New.
5255 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5256 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5258 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5259 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5260 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5261 used as expressions.
5262 * tree-object-size.c (cond_expr_object_size): New.
5263 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5265 2007-01-08 Jan Hubicka <jh@suse.cz>
5267 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5268 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5271 2007-01-08 Richard Guenther <rguenther@suse.de>
5273 PR tree-optimization/23603
5274 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5275 (extract_range_from_binary): Fall back to truthvalue instead of
5276 varying for TRUTH_*_EXPR.
5277 (extract_range_from_comparison): Fall back to truthvalue instead of
5279 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5280 if all visited PHI values were constant.
5282 2007-01-08 Jan Hubicka <jh@suse.cz>
5284 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5285 (cgraph_analyze_function): break out from ...
5286 (cgraph_finalize_compilation_unit): ... here.
5287 (cgraph_expand_function): Remove forgoten commented out line.
5288 (cgraph_optimize): Analyze functions.
5290 2007-01-08 Jan Hubicka <jh@suse.cz>
5292 * tree-pas.h (TODO_remove_function): New flag.
5293 (TODO_update*): Renumber.
5294 (pass_ipa_increase_alignment,
5295 pass_ipa_function_and_variable_visibility): New passes.
5296 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5297 (cgraph_function_and_variable_visibility): Move to ipa.c
5298 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5299 cgraph_increase_alignment.
5300 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5301 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5302 calling tree-inline.
5303 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5304 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5305 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5306 (gate_increase_alignment): New function.
5307 (pass_ipa_increase_alignment): New pass.
5308 * ipa.c: Inline tree-pass.h and timevar.h
5309 (function_and_variable_visibility): Move here from cgraphunit.c
5310 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5311 * passes.c (init_optimization_passes): Add the two new passes.
5312 (execute_todo): Handle cgraph_remove_functions.
5314 2007-01-08 Nick Clifton <nickc@redhat.com>
5316 * config/frv/predicates.md (reg_or_0_operand): Accept
5319 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5321 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5322 * config.gcc: Add bfin*-rtems*.
5324 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5326 * c.opt: Add -flax-vector-conversions.
5327 * c-typeck.c (convert_for_assignment): Pass flag to
5328 vector_types_convertible_p to allow emission of note.
5329 (digest_init): Likewise.
5330 * c-opts.c: Handle -flax-vector-conversions.
5331 * c-common.c (flag_lax_vector_conversions): New.
5332 (vector_types_convertible_p): Unless -flax-vector conversions
5333 has been passed, disallow conversions between vectors with
5334 differing numbers of subparts and/or element types. If such
5335 a conversion is disallowed, possibly emit a note on the first
5336 occasion only to inform the user of -flax-vector-conversions.
5337 The new last argument specifies this.
5338 * c-common.h (flag_lax_vector_conversions): New.
5339 (vector_types_convertible_p): Add extra argument.
5340 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5341 char_type_node for V*QI type vectors.
5342 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5343 Update to satisfy new typechecking rules.
5344 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5346 * doc/invoke.texi (C Dialect Options): Document
5347 -flax-vector-conversions.
5349 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5351 PR tree-optimization/29877
5352 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5353 a register variable on the RHS to not be replaceable.
5355 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5356 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5357 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5358 const_simm15, const_pow2, const_npow2): Added.
5359 * config/score/misc.md (insv, extv, extzv, movmemsi,
5360 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5361 * config/score/score.c (score_address_cost, score_select_cc_mode):
5363 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5364 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5365 Update score_print_operand.
5366 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5367 Adjust register allocate order and update some macro define.
5368 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5369 mdx_block_move_straight, mdx_block_move_loop_head,
5370 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5371 mdx_block_move): Added.
5372 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5373 mdp_limm): Updated and fix some bug and typo.
5374 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5375 (movsf, movdf, doloop_end): Added.
5377 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5379 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5380 config/arm/thumb2.md: Fix comment typos.
5381 * doc/extend.texi: Fix a typo.
5383 2007-01-07 Eric Christopher <echristo@apple.com>
5385 * configure.ac: Check for __stack_chk_fail for darwin.
5386 * configure: Regenerate.
5388 2007-01-07 Richard Guenther <rguenther@suse.de>
5390 * tree-vrp.c (extract_range_from_assert): CSE calls to
5391 compare_values where possible.
5392 (extract_range_from_unary_expr): Likewise.
5394 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5396 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5397 * config/avr/avr.c (call_insn_operand): Delete function.
5398 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5399 instead of register number. Use predicates.
5400 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5401 call_insn_operand): Add.
5403 2007-01-06 Jan Hubicka <jh@suse.cz>
5405 * tree-pass.h (pass_build_cgraph_edges): Declare.
5406 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5407 (visited_nodes): Remove.
5408 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5409 build_cgrpah_edges; make visited_nodes local.
5410 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5411 (record_references_in_initializer): Move to cgraphbuild.c
5412 (initialize_inline_failed, rebuild_cgraph_edges,
5413 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5414 (verify_cgraph_node): Make visited_nodes local.
5415 (cgraph_analyze_function): Do not call cgraph_create_edges and
5416 initialize_inline_failed.
5417 (cgraph_expand_function): Do not call cgraph_lower_function;
5418 assert that function is already lowered.
5419 * Makefile.in (cgraphbuild.o): New.
5420 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5421 at the end of lowering passes.
5423 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5425 * ifcvt.c (cond_move_convert_if_block): New function, code
5426 factored out from...
5427 (cond_move_process_if_block): ...here. Call the new function
5428 on the THEN and ELSE blocks.
5429 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5430 already takes care of this.
5432 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5435 * tree.h (TREE_OVERFLOW_P): New.
5436 * c-typeck.c (parser_build_unary_op): Warn only if result
5437 overflowed and operands did not.
5438 (parser_build_binary_op): Likewise.
5439 (convert_for_assignment): Remove redundant overflow_warning.
5440 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5442 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5444 * c-typeck.c (store_init_value): Split over two lines to follow
5445 the GNU coding style.
5447 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5449 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5450 __GXX_EXPERIMENTAL_CXX0X__.
5451 * doc/cpp.texi: Same.
5453 2007-01-05 Richard Guenther <rguenther@suse.de>
5456 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5457 with mismatched types. Instead explicitly build a
5458 conversion NOP_EXPR.
5460 2007-01-05 Ian Lance Taylor <iant@google.com>
5462 * c-common.c (decl_with_nonnull_addr_p): New function.
5463 (c_common_truthvalue_conversion): Call it.
5464 * c-typeck.c (build_binary_op): Likewise.
5465 * c-common.h (decl_with_nonnull_addr_p): Declare.
5467 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5470 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5473 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5475 * doc/install.texi (Final install): Document the fact that
5476 the GNAT runtime should not be stripped.
5478 2007-01-04 Jan Hubicka <jh@suse.cz>
5480 * tree-inline.c (fold_marked_statements): Update operand caches
5481 and EH after folding
5483 2007-01-04 Ian Lance Taylor <iant@google.com>
5485 * c-common.c (check_function_nonnull): Whitespace fix.
5487 2007-01-04 Jan Hubicka <jh@suse.cz>
5489 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5490 comitted older version of patch.
5491 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5492 function, celanup cfg and collect garbage.
5494 2007-01-04 Mike Stump <mrs@apple.com>
5496 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5499 2007-01-04 Eric Christopher <echristo@apple.com>
5501 * libgcc2.c (__bswapsi2): Use SItype.
5502 (__bswapdi2): Use DItype.
5503 * libgcc2.h: Update for above.
5505 2007-01-04 Paul Brook <paul@codesourcery.com>
5507 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5508 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5509 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5510 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5511 umulsi3_highpart): Make conditional on !arm_arch6.
5512 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5513 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5514 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5515 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5516 umulsi3_highpart_v6): New insns.
5518 2007-01-04 Roger Sayle <roger@eyesopen.com>
5520 * fold-const.c (fold_convert): When casting an expression to void,
5521 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5522 have a type. Instead of attempting to build a NOP_EXPR, return
5523 these "special" trees directly.
5525 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5527 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5528 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5529 rs6000_cost->fp not 0 as adjustment for outer NEG.
5531 2007-01-04 Jan Hubicka <jh@suse.cz>
5533 * cgraph.c (cgraph_release_function_body): New function.
5534 (cgraph_remove_node): Use it.
5535 * cgraph.h (cgraph_release_function_body): Declare.
5536 * cgraphunit.c (cgraph_expand_function): Use it.
5537 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5538 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5539 is initialized and while compilation of other function is running.
5540 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5541 statement CFG annotations from here to ...
5542 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5544 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5546 * cfgloop.h (enum li_flags): Make the constants powers of two.
5548 2007-01-04 Jan Hubicka <jh@suse.cz>
5550 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5552 (fold_marked_statements): New function.
5553 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5554 * tree-inline.h (copy_body_data): Add statements_to_fold.
5556 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5558 * config.gcc: Mention libgcc/config.host.
5559 * Makefile.in: Update comments mentioning libgcc.
5560 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5561 (all.cross, start.encap, rest.encap, rest.cross): Update
5562 dependencies for libgcc move.
5563 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5564 (clean-target, clean-target-libgcc): Delete.
5565 (srcdirify, GCC_EXTRA_PARTS): New macros.
5566 (libgcc-support, libgcc.mvars): New rules.
5567 (distclean): Remove mention of mklibgcc.
5568 (install): Don't reference INSTALL_LIBGCC.
5569 (install-common): Don't reference EXTRA_PARTS.
5570 (install-libgcc, install-multilib): Delete rules.
5571 * mklibgcc.in: Delete file.
5572 * doc/configfiles.texi: Don't mention mklibgcc.
5574 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5575 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5576 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5577 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5578 (mklibgcc, ldblspecs): Likewise.
5580 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5581 (posixpre.def): Use $(T).
5582 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5583 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5584 (SHLIB_LINK): Make dummy.
5585 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
5587 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
5589 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
5590 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
5591 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
5592 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
5594 * configure.ac (all_outputs): Remove mklibgcc.
5595 * configure: Regenerated.
5597 2007-01-03 Josh Conner <jconner@apple.com>
5600 * calls.c (compute_argument_addresses): Set stack and stack_slot
5601 for partial args, too.
5602 (store_one_arg): Use locate.size.constant for the size when
5603 generating a save_area.
5605 2007-01-03 Robert Kennedy <jimbob@google.com>
5607 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
5608 whose definitions are deleted due to basic block merging.
5610 2007-01-03 Paul Brook <paul@codesourcery.com>
5613 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
5615 (use_return_insn): Return 0 for Thumb interrupt functions.
5616 (print_multi_reg): Add rfe argument for IRQ returns.
5617 (arm_output_epilogue): Pop interrupt return address directly into PC.
5618 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
5620 2007-01-03 Paul Brook <paul@codesourcery.com>
5622 Merge from sourcerygxx-4_1.
5623 * config/arm/thumb2.md: New file.
5624 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
5626 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
5627 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5628 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
5629 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
5631 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5632 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
5634 * config/arm/ieee754-sf.S: Ditto.
5635 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
5636 (thumb1_base_register_rtx_p): ... to this.
5637 (thumb_index_register_rtx_p): Rename...
5638 (thumb1_index_register_rtx_p): ... to this.
5639 (thumb_output_function_prologue): Rename...
5640 (thumb1_output_function_prologue): ... to this.
5641 (thumb_legitimate_address_p): Rename...
5642 (thumb1_legitimate_address_p): ... to this.
5643 (thumb_rtx_costs): Rename...
5644 (thumb1_rtx_costs): ... to this.
5645 (thumb_compute_save_reg_mask): Rename...
5646 (thumb1_compute_save_reg_mask): ... to this.
5647 (thumb_final_prescan_insn): Rename...
5648 (thumb1_final_prescan_insn): ... to this.
5649 (thumb_expand_epilogue): Rename...
5650 (thumb1_expand_epilogue): ... to this.
5651 (arm_unwind_emit_stm): Rename...
5652 (arm_unwind_emit_sequence): ... to this.
5653 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
5654 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
5655 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
5656 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
5657 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
5658 thumb2_output_casesi): New functions.
5659 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
5660 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
5661 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
5662 THUMB2_WORK_REGS): Define.
5663 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
5664 arm_condexec_mask, arm_condexec_masklen)): New variables.
5665 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
5666 (arm_override_options): Check new CPU capabilities.
5667 Set new architecture flag variables.
5668 (arm_isr_value): Handle v7m interrupt functions.
5669 (user_return_insn): Return 0 for v7m interrupt functions. Handle
5671 (const_ok_for_arm): Handle Thumb-2 constants.
5672 (arm_gen_constant): Ditto. Use movw when available.
5673 (arm_function_ok_for_sibcall): Return false for v7m interrupt
5675 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
5676 (thumb_find_work_register, arm_load_pic_register,
5677 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
5678 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
5679 print_multi_reg, output_mov_long_double_fpa_from_arm,
5680 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
5681 output_mov_double_fpa_from_arm, output_move_double,
5682 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
5683 output_return_instruction, arm_output_function_prologue,
5684 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
5685 arm_output_mi_thunk, thumb_set_return_address): Ditto.
5686 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
5687 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
5688 (arithmetic_instr, shift_op): Use arm_shift_nmem.
5689 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
5691 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
5692 (thumb_expand_prologue): Use thumb_set_frame_pointer.
5693 (arm_file_start): Output directive for unified syntax.
5694 (arm_unwind_emit_set): Handle stack alignment instruction.
5695 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
5696 Add v6t2, v7, v7a, v7r and v7m.
5697 (RETLDM): Add Thumb-2 code.
5698 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
5699 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
5700 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
5701 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
5702 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
5703 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
5704 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
5705 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
5706 ADJUST_INSN_LENGTH): Define.
5707 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
5708 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
5709 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
5710 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
5711 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
5712 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
5713 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
5714 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
5715 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
5716 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
5717 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
5718 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
5719 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
5720 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
5721 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
5722 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
5723 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
5725 * config/arm/arm-tune.md: Regenerate.
5726 * config/arm/arm-protos.h: Update prototypes.
5727 * config/arm/vfp.md: Enable patterns for Thumb-2.
5728 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
5729 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
5730 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
5731 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
5732 * config/arm/libunwind.S: Add Thumb-2 code.
5733 * config/arm/constraints.md: Update include Thumb-2.
5734 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
5735 * config/arm/ieee754-df.S: Ditto.
5736 * config/arm/bpabi.S: Ditto.
5737 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
5738 * config/arm/predicates.md (low_register_operand,
5739 low_reg_or_int_operand, thumb_16bit_operator): New.
5740 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
5741 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
5742 * config/arm/t-arm-elf: Add armv7 multilib.
5743 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
5745 (UNSPEC_STACK_ALIGN, ce_count): New.
5746 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
5747 arm_zero_extendsidi2, arm_zero_extendqidi2): New
5749 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
5750 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
5751 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
5752 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
5753 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
5754 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
5756 * doc/extend.texi: Document ARMv7-M interrupt functions.
5757 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
5759 2007-01-03 Jakub Jelinek <jakub@redhat.com>
5761 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
5762 (struct _Unwind_Context): Rename args_size to flags, remove
5763 signal_frame field, add a new args_size field and version field.
5764 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
5765 _Unwind_IsExtendedContext): New inline functions.
5766 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
5767 Assume by_value array is only present if _Unwind_IsExtendedContext.
5768 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
5769 _Unwind_IsSignalFrame.
5770 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
5771 (uw_update_context_1): Use _Unwind_SetSignalFrame.
5772 (uw_init_context_1): Initialize context->flags to
5773 EXTENDED_CONTEXT_BIT.
5774 * config/rs6000/linux-unwind.h (frob_update_context): Use
5775 _Unwind_SetSignalFrame.
5777 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5780 * gimplify.c (gimplify_modify_expr_complex_part): Move below
5781 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
5784 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
5786 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
5787 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
5788 RET, AT_SP): Remove.
5789 * config/i386/i386.md (*sse_prologue_save_insn): Use return
5792 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5793 * cfgbuild.c (find_basic_blocks): Likewise.
5794 * cfgrtl.c (rtl_create_basic_block): Likewise.
5795 * function.c (temp_slots_at_level): Likewise.
5796 * reg-stack.c (stack_regs_mentioned): Likewise.
5797 * regclass.c (allocate_reg_info): Likewise.
5798 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5799 set_bb_for_stmt, move_block_to_fn): Likewise.
5800 * tree-complex.c (tree_lower_complex): Likewise.
5801 * vec.h (VEC_safe_grow_cleared): New.
5803 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
5805 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
5807 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
5808 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
5810 * cfgloopmanip.c (scale_loop_frequencies): Export.
5811 (loopify): Scale the frequencies by prescribed coefficients.
5812 (set_zero_probability): New function.
5813 (duplicate_loop_to_header_edge): Improve updating of frequencies.
5814 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
5815 and frequencies according to arguments.
5816 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
5818 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
5819 * modulo-sched.c (sms_schedule): Set probabilities for entering
5820 versioned loop correctly.
5821 * tree-vect-transform.c (vect_transform_loop): Ditto.
5822 * cfgloop.h (loopify, loop_version): Declaration changed.
5823 (scale_loop_frequencies): Declared.
5825 2007-01-02 Jan Hubicka <jh@suse.cz>
5827 * cgraph.c: Include tree-flow.h
5828 (cgraph_add_new-function): Handle IPA_SSA mode; execute
5830 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
5831 * tree-pass.h (pass_all_early_optimizations): Declare.
5832 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
5834 (cgraph_analyze_function): Do early_local_passes.
5835 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
5836 Do not add referenced vars.
5837 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
5839 (gate_all_early_local_passes): New gate.
5840 (pass_early_local_passes): Use new gate.
5841 (execute_early_local_optimizations): New functions.
5842 (gate_all_early_optimizations): New gate.
5843 (pass_all_early_optimizations): New pass.
5844 (execute_free_datastructures): Free SSA only when initialized.
5845 (gate_init_datastructures): Init only when optimizing.
5846 (tree_lowering_passes): Do early local passes when called late.
5847 * tree-profile.c (do_tree_profiling): Don't profile functions added
5849 (do_early_tree_profiling, pass_early_tree_profile): Kill.
5850 * tree-cfg.c (update_modified_stmts): Do not update when operands are
5852 * passes.c (init_optimizations_passes): Reorder so we go into SSA
5853 during early_local_passes.
5854 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
5857 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
5859 * Makefile.in: Update copyright year.
5861 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
5863 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
5864 in $(lang_checks) and check-consistency targets.
5866 2007-01-02 Jan Hubicka <jh@suse.cz>
5868 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
5869 Do not add referenced vars.
5870 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
5872 * passes.c (init_optimization_passes): Put mudflap_2 after
5873 free_datastructures.
5875 2007-01-02 Jan Hubicka <jh@suse.cz>
5877 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
5878 Set NOTHROW flag on call statements proved to be nothrow.
5879 Update statement of local calls so new pure/const functions are
5880 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
5882 (tree_rest_of_compilation): Register hooks and initialize bitmap
5883 early. Do not set after_inlining flag.
5885 2007-01-02 Steve Ellcey <sje@cup.hp.com>
5887 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
5888 HOST_BITS_PER_LONGLONG
5890 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5893 * c-typeck.c (store_init_value): Don't emit pedantic overflow
5894 warning for non-static initializers.
5896 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
5898 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
5899 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
5900 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
5901 Always use set_unique_reg_note to add REG_EQUAL notes.
5903 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5906 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5908 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5909 * cfgbuild.c (find_basic_blocks): Likewise.
5910 * cfgrtl.c (rtl_create_basic_block): Likewise.
5911 * function.c (temp_slots_at_level): Likewise.
5912 * reg-stack.c (stack_regs_mentioned): Likewise.
5913 * regclass.c (allocate_reg_info): Likewise.
5914 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5915 set_bb_for_stmt, move_block_to_fn): Likewise.
5916 * tree-complex.c (tree_lower_complex): Likewise.
5917 * vec.h (VEC_safe_grow_cleared): New.
5919 2007-01-02 Ian Lance Taylor <iant@google.com>
5921 * c-common.c (c_common_truthvalue_conversion): When warning about
5922 using an assignment as a truth value, set TREE_NO_WARNING.
5924 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5927 * c.opt (Wold-style-declaration): New.
5928 * doc/invoke.texi (C-only Warning Options): New.
5929 (Wold-style-declaration): Document it.
5930 (Wextra): Enabled by -Wextra.
5931 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5932 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
5933 -Wold-style-declaration.
5935 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5937 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5938 * cfgbuild.c (find_basic_blocks): Likewise.
5939 * cfgrtl.c (rtl_create_basic_block): Likewise.
5940 * function.c (temp_slots_at_level): Likewise.
5941 * reg-stack.c (stack_regs_mentioned): Likewise.
5942 * regclass.c (allocate_reg_info): Likewise.
5943 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5944 set_bb_for_stmt, move_block_to_fn): Likewise.
5945 * tree-complex.c (tree_lower_complex): Likewise.
5946 * vec.h (VEC_safe_grow_cleared): New.
5948 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
5950 * c-common.c (c_common_nodes_and_builtins): Since variants of
5951 void_type_node get built before it is given a name, we need to
5952 give those variants the name, too.
5953 (complete_array_type): We need to work with the canonical main
5954 type of the array, from which we will build the qualified version.
5955 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
5956 * print-tree.c (print_node): Display canonical type information
5958 * stor-layout.c (layout_type): When we don't know the
5959 alignment of a type for which we're building an array, we end up
5960 guessing wrong, so make the type require structural equality.
5961 * tree.c (make_node_stat): When we build a new type, it is its
5963 (build_type_attribute_qual_variant): When building an attribute
5964 variant, its canonical type is the non-attribute variant. However,
5965 if the attributes are target-dependent and they differ, we need to
5966 use structural equality checks for this type.
5967 (build_qualified_type): A qualified type is not equivalent to its
5968 unqualified variant; set the canonical type appropriately.
5969 (build_distinct_type_copy): When building a distinct type from
5970 another type, the new type is its own canonical type.
5971 (build_variant_type_copy): When building a new type variant, we
5972 assume that it is equivalent to the original type.
5973 (build_pointer_type_for_mode): When building a pointer type, also
5974 build a canonical type pointer.
5975 (build_reference_type_for_mode): When building a reference type,
5976 also build a canonical type reference.
5977 (build_index_type): When we can't hash an index type (e.g.,
5978 because its maximum value is negative), the index type requires
5979 structural equality tests.
5980 (build_array_type): Build the canonical form of an array type.
5981 (build_function_type): Function types require structural equality,
5982 because they contain default arguments, attributes, etc.
5983 (build_method_type_directly): Ditto for method types.
5984 (build_offset_type): Build the canonical offset type.
5985 (build_complex_type): Build the canonical vector type.
5986 (make_vector_type): Build the canonical vector type.
5987 * tree.h (TYPE_CANONICAL): New.
5988 (TYPE_STRUCTURAL_EQUALITY_P): New.
5989 (SET_TYPE_STRUCTURAL_EQUALITY): New.
5990 (struct tree_type): Added "canonical" field.
5991 * params.h (VERIFY_CANONICAL_TYPES): New.
5992 * doc/c-tree.texi (TYPE_CANONICAL): Document.
5993 (TYPE_STRUCTURAL_EQUALITY_P): Document.
5994 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
5995 * doc/invoke.texi (verify-canonical-types): Document --param
5996 parameter for verifying canonical types.
5998 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6000 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6001 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6002 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6003 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6005 * config/rs6000/e500.h: New.
6006 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6007 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6009 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6010 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6011 TARGET_E500_DOUBLE): Remove.
6012 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6013 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6014 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6015 * config/rs6000/rs6000.c (rs6000_override_options): Use
6018 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6020 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6021 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6022 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6023 rs6000_emit_cmove): Don't check TARGET_E500.
6024 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6025 sordered): Don't check TARGET_E500.
6027 2007-01-01 Eric Christopher <echristo@apple.com>
6029 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6030 HARD_REGISTER_NUM_P.
6032 2007-01-01 Roger Sayle <roger@eyesopen.com>
6034 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6035 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6036 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6039 2007-01-01 Mike Stump <mrs@apple.com>
6041 * configure.ac: Remove support for building with Apple's gcc-3.1.
6043 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6046 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6047 REG is a hard register. Do not modify REG before calling
6049 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6050 multiple of the size of YMODE for certain lowpart cases.
6052 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6055 * gimplify (voidify_wrapper_expr): Update for
6058 2007-01-01 Andreas Schwab <schwab@suse.de>
6061 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6062 save of BR0 in extra_spill_size instead of spill_size.
6063 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6065 (ia64_expand_epilogue): Restore BR0 from its new location.
6067 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6069 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6070 Use a temporary variable if the left hand side is not a gimple
6073 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6075 * gimplify.c (gimplify_return_expr): Make the temporary variable
6076 for the return expression, a gimple register variable.
6078 2007-01-01 Jan Hubicka <jh@suse.cz>
6080 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6083 2007-01-01 Mike Stump <mrs@apple.com>
6085 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6087 * config/darwin.c (machopic_select_rtx_section): Use
6089 (darwin_mergeable_constant_section): Likewise.
6090 * configure: Regenerate.
6091 * config.in: Regenerate.
6093 2007-01-01 Jan Hubicka <jh@suse.cz>
6094 Andrew Pinski <pinskia@gmail.com>
6096 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6097 before starting IPA passes.