1 2007-02-18 Roger Sayle <roger@eyesopen.com>
3 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
4 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
7 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
8 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
9 gimplify_init_ctor_eval_range, gimple_push_cleanup,
10 gimplify_omp_for, gimplify_omp_atomic_pipeline,
11 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
12 force_gimple_operand): Likewise.
13 * ipa-cp.c (constant_val_insert): Likewise.
14 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
15 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
16 perfect_nestify): Likewise.
17 * langhooks.c (lhd_omp_assignment): Likewise.
18 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
19 lower_copyprivate_clauses, lower_send_clauses,
20 lower_send_shared_vars, expand_parallel_call,
21 expand_omp_for_generic, expand_omp_for_static_nochunk,
22 expand_omp_for_static_chunk, expand_omp_sections,
23 lower_omp_single_copy, lower_omp_for_lastprivate,
24 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
25 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
26 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
29 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
31 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
32 config/sh/sh.md: Follow spelling conventions.
34 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
35 config/frv/predicates.md: Follow spelling conventions.
37 * config/m68k/linux-unwind.h: Fix a comment typo.
38 * target.h: Follow spelling conventions.
40 2007-02-18 Roger Sayle <roger@eyesopen.com>
42 PR rtl-optimization/28173
43 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
44 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
45 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
46 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
47 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
49 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
51 * builtins.c (fold_builtin_load_exponent): New.
52 (fold_builtin_2): Use it.
54 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
56 PR rtl-optimization/30773
57 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
58 if we fail to attach a REG_EQUIV note.
60 2007-02-18 David Edelsohn <edelsohn@gnu.org>
61 Roger Sayle <roger@eyesopen.com>
63 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
65 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
67 * calls.c (initialize_argument_information): Pass original EXP
68 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
69 code to split complex arguments here, as part of initializing the
71 (expand_call): Remove code that builds a list of arguments and
72 inserts implicit arguments into it. Instead, just count how many
73 implicit arguments there will be so we can determine the size of
74 the ARGS array, and let initialize_argument_information do the work.
75 (split_complex_values): Delete unused function.
77 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
79 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
81 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
83 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
84 for arg pointer based indexed addressing.
86 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
88 * config/ia64/ia64.h, config/ia64/ia64.md,
89 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
92 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
94 * config/m68k/m68k.c (split_di): New.
95 * config/m68k/m68k-protos.h: Declare split_di.
96 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
97 Improve predicate handling and split constant shifts.
99 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
101 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
102 parameter for register bitfield operations, general predicates
105 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
107 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
108 * config/m68k/linux-unwind.h: New file.
110 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
112 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
113 config/i386/athlon.md, config/ia64/ia64.md,
114 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
115 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
116 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
117 tree-ssa-loop-niter.c, tree-vect-analyze.c,
118 tree-vect-transform.c: Fix comment typos.
120 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
122 * sched-deps.c (find_insn_list): Remove.
123 * sched-int.h: Remove the prototype for find_insn_list.
125 2007-02-16 Geoffrey Keating <geoffk@apple.com>
127 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
129 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
130 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
131 darwin_rs6000_override_options.
132 (C_COMMON_OVERRIDE_OPTIONS): Expect
133 darwin_macosx_version_min to be non-NULL always.
134 (TARGET_C99_FUNCTIONS): Likewise.
135 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
136 (DARWIN_MINVERSION_SPEC): New.
137 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
138 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
140 (DARWIN_MINVERSION_SPEC): New.
141 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
143 * config/darwin-c.c (darwin_cpp_builtins): Expect
144 darwin_macosx_version_min to be non-NULL always.
146 * config/rs6000/rs6000.c: Clean up trailing whitespace.
148 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
150 * config/i386/i386.h (x86_use_xchgb): New.
151 (TARGET_USE_XCHGB): New macro.
152 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
153 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
154 Split after reload into bswaphi for shifts of 8.
155 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
156 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
157 or when optimizing for size.
159 2007-02-16 Richard Guenther <rguenther@suse.de>
160 Christian Bruel <christian.bruel@st.com>
162 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
163 DECLs but prefer SSA_NAMEs over DECLs.
165 2007-02-16 Richard Guenther <rguenther@suse.de>
167 * tree-flow-inline.h (single_imm_use_p): Remove.
168 (zero_imm_uses_p): Likewise.
169 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
170 instead of single_imm_use_p.
171 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
174 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
177 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
178 nested double- and backquotes.
180 2007-02-15 Roger Sayle <roger@eyesopen.com>
183 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
184 should be unreachable.
185 (build2_stat): Allow construction of MODIFY_EXPR at any time.
186 For the time being redirect GIMPLE_MODIFY_STMT to the new
187 (renamed) build_gimple_modify_stmt_stat.
188 (build2_gimple_stat): Rename to...
189 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
190 Always build a GIMPLE_MODIFY_STMT node.
191 * tree.h (build2_gimple, build2_gimple_stat): Delete.
192 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
195 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
196 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
197 * tree-complex.c (set_component_ssa_name, expand_complex_move,
198 expand_complex_div_wide): Likewise.
199 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
200 * tree-ssa-loop-im.c (schedule_sm): Likewise.
201 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
202 * tree-ssa-loop-manip.c (create_iv): Likewise.
203 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
204 abs_replacement): Likewise.
205 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
206 realify_fake_stores): Likewise.
208 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
209 node rather than a GIMPLE_MODIFY_STMT node.
210 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
211 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
213 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
214 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
217 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
220 * fold-const.c (fold_comparison): Add back the
221 folding of constant complex comparisions.
223 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
226 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
227 effects unknown to this function, return early.
229 2007-02-15 Ian Lance Taylor <iant@google.com>
231 * lower-subreg.c (move_eh_region_note): New static function.
232 (resolve_simple_move): Call it.
233 (decompose_multiword_subregs): Track blocks for which we resolve a
234 simple move which is also a control flow insn. Pass them to
235 find_many_sub_basic_blocks.
236 (pass_lower_subreg): Add TODO_verify_flow.
237 (pass_lower_subreg2): Likewise.
239 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
240 Brooks Moses <brooks.moses@codesourcery.com>
241 Lee Millward <lee.millward@codesourcery.com>
243 * tree.h (enum tree_code_class): Add tcc_vl_exp.
244 (VL_EXP_CLASS_P): New.
245 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
247 (TREE_OPERAND_CHECK_CODE): Likewise.
248 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
249 (TREE_RTL_OPERAND_CHECK): Likewise.
250 (tree_operand_check_failed): Make second parameter the whole tree
251 instead of its code. Fixed callers.
253 (TREE_OPERAND_LENGTH): New.
254 (VL_EXP_OPERAND_LENGTH): New.
256 (CALL_EXPR_STATIC_CHAIN): New.
257 (CALL_EXPR_ARGS): New.
258 (CALL_EXPR_ARG): New.
259 (call_expr_nargs): New.
260 (CALL_EXPR_ARGP): New.
261 (build_nt_call_list): Declare.
262 (build_vl_exp_stat): Declare.
264 (build_call_list): Declare.
265 (build_call_nary): Declare.
266 (build_call_valist): Declare.
267 (build_call_array): Declare.
268 (call_expr_arg): Declare.
269 (call_expr_argp): Declare.
270 (call_expr_arglist): Declare.
271 (fold_build_call_list): Declare.
272 (fold_build_call_list_initializer): Declare.
273 (fold_call_expr): Declare to replace fold_builtin.
274 (fold_builtin_fputs): Update to agree with modified definition.
275 (fold_builtin_strcpy): Likewise.
276 (fold_builtin_strncpy): Likewise.
277 (fold_builtin_memory_chk): Likewise.
278 (fold_builtin_stxcpy_chk): Likewise.
279 (fold_builtin_strncpy_chk): Likewise.
280 (fold_builtin_next_arg): Likewise.
281 (fold_build_call_expr): Declare.
282 (fold_builtin_call_list): Declare.
283 (fold_builtin_call_valist): Declare.
284 (build_call_expr): Declare.
285 (validate_arglist): Update to agree with modified definition.
286 (tree_operand_length): New.
287 (call_expr_arg_iterator): New.
288 (init_call_expr_arg_iterator): New.
289 (next_call_expr_arg): New.
290 (first_call_expr_arg): New.
291 (more_call_expr_args_p): New.
292 (FOR_EACH_CALL_EXPR_ARG): New.
294 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
296 (tree_code_size): Update documentation. Use sizeof (tree) rather
297 than sizeof (char *).
298 (tree_size): Likewise. Add case for tcc_vl_exp.
299 (tree_node_structure): Add case for tcc_vl_exp.
300 (contains_placeholder_p): Likewise.
301 (substitute_in_expr): Likewise.
302 (substitute_placeholder_in_expr): Likewise.
303 (stabilize_reference_1): Likewise.
304 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
305 to diagnose breakage of this interface for constructing CALL_EXPRs.
306 (build_nt): Add similar assertion here.
307 (build_nt_call_list): New.
308 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
309 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
311 (get_callee_fndecl): Use new CALL_EXPR accessors.
312 (tree_operand_check_failed): Change parameters to pass entire node
313 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
314 (process_call_operands): New.
315 (build_vl_exp_stat): New.
316 (build_call_list): New.
317 (build_call_nary): New.
318 (build_call_valist): New.
319 (build_call_array): New.
320 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
321 (call_expr_arglist): New.
323 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
324 tcc_vl_exp instead of a fixed-size tcc_expression.
326 * doc/c-tree.texi (CALL_EXPR): Document new representation and
327 accessors for CALL_EXPRs.
328 (AGGR_INIT_EXPR): Likewise.
330 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
331 Brooks Moses <brooks.moses@codesourcery.com>
332 Lee Millward <lee.millward@codesourcery.com>
334 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
335 (expand_builtin_nonlocal_goto): Change parameter to be entire
336 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
337 (expand_builtin_prefetch): Likewise.
338 (expand_builtin_classify_type): Likewise.
339 (mathfn_built_in): Return NULL_TREE instead of 0.
340 (expand_errno_check): Use new CALL_EXPR accessors.
341 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
342 Return NULL_RTX instead of 0.
343 (expand_builtin_mathfn_2): Likewise.
344 (expand_builtin_mathfn_3): Likewise.
345 (expand_builtin_interclass_mathfn): Likewise.
346 (expand_builtin_sincos): Likewise.
347 (expand_builtin_cexpi): Likewise.
348 (expand_builtin_int_roundingfn): Likewise.
349 (expand_builtin_int_roundingfn_2): Likewise.
350 (expand_builtin_pow): Likewise.
351 (expand_builtin_powi): Likewise.
352 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
353 of arglist, fixing callers appropriately. Use new CALL_EXPR
354 accessors and constructors. Return NULL_RTX instead of 0.
355 (expand_builtin_strstr): Likewise.
356 (expand_builtin_strchr): Likewise.
357 (expand_builtin_strrchr): Likewise.
358 (expand_builtin_strpbrk): Likewise.
359 (expand_builtin_memcpy): Likewise.
360 (expand_builtin_mempcpy): Likewise.
361 (expand_builtin_mempcpy_args): New.
362 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
363 (expand_builtin_memmove_args): New.
364 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
365 (expand_movstr): Likewise.
366 (expand_builtin_strcpy): Likewise.
367 (expand_builtin_strcpy_args): New.
368 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
369 (expand_builtin_strncpy): Likewise.
370 (expand_builtin_memset): Likewise.
371 (expand_builtin_memset_args): New.
372 (expand_builtin_bzero): Similarly to expand_builtin_memset.
373 (expand_builtin_memcmp): Likewise.
374 (expand_builtin_strcmp): Likewise.
375 (expand_builtin_strncmp): Likewise.
376 (expand_builtin_strcat): Likewise.
377 (expand_builtin_strncat): Likewise.
378 (expand_builtin_strspn): Likewise.
379 (expand_builtin_strcspn): Likewise.
380 (expand_builtin_args_info): Likewise.
381 (expand_builtin_va_start): Likewise.
382 (gimplify_va_arg_expr): Likewise.
383 (expand_builtin_va_end): Likewise.
384 (expand_builtin_va_copy): Likewise.
385 (expand_builtin_frame_address): Likewise.
386 (expand_builtin_alloca): Likewise.
387 (expand_builtin_bswap): Likewise.
388 (expand_builtin_unop): Likewise.
389 (expand_builtin_fputs): Likewise.
390 (expand_builtin_expect): Likewise.
391 (expand_builtin_fabs): Likewise.
392 (expand_builtin_copysign): Likewise.
393 (expand_builtin_printf): Likewise.
394 (expand_builtin_fprintf): Likewise.
395 (expand_builtin_sprintf): Likewise.
396 (expand_builtin_init_trampoline): Likewise.
397 (expand_builtin_signbit): Likewise.
398 (expand_builtin_fork_or_exec): Likewise.
399 (expand_builtin_sync_operation): Likewise.
400 (expand_builtin_compare_and_swap): Likewise.
401 (expand_builtin_lock_test_and_set): Likewise.
402 (expand_builtin_lock_release): Likewise.
403 (expand_builtin): Likewise.
404 (builtin_mathfn_code): Likewise.
406 (fold_builtin_constant_p): Pass call arguments individually instead
407 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
408 accessors and constructors. Return NULL_TREE instead of 0.
409 (fold_builtin_expect): Likewise.
410 (fold_builtin_classify_type): Likewise.
411 (fold_builtin_strlen): Likewise.
412 (fold_builtin_nan): Likewise.
413 (integer_valued_real_p): Likewise.
414 (fold_trunc_transparent_mathfn): Likewise.
415 (fold_fixed_mathfn): Likewise.
416 (fold_builtin_cabs): Likewise.
417 (fold_builtin_sqrt): Likewise.
418 (fold_builtin_cbrt): Likewise.
419 (fold_builtin_cos): Likewise.
420 (fold_builtin_cosh): Likewise.
421 (fold_builtin_tan): Likewise.
422 (fold_builtin_sincos): Likewise.
423 (fold_builtin_cexp): Likewise.
424 (fold_builtin_trunc): Likewise.
425 (fold_builtin_floor): Likewise.
426 (fold_builtin_ceil): Likewise.
427 (fold_builtin_round): Likewise.
428 (fold_builtin_int_roundingfn): Likewise.
429 (fold_builtin_bitop): Likewise.
430 (fold_builtin_bswap): Likewise.
431 (fold_builtin_logarithm): Likewise.
432 (fold_builtin_hypot): Likewise.
433 (fold_builtin_pow): Likewise.
434 (fold_builtin_powi): Likewise.
435 (fold_builtin_exponent): Likewise.
436 (fold_builtin_memset): Likewise.
437 (fold_builtin_bzero): Likewise.
438 (fold_builtin_memory_op): Likewise.
439 (fold_builtin_bcopy): Deleted; call site changed to invoke
440 fold_builtin_memory_op directly.
441 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
442 (fold_builtin_strncpy): Likewise.
443 (fold_builtin_memcmp): Likewise.
444 (fold_builtin_strcmp): Likewise.
445 (fold_builtin_strncmp): Likewise.
446 (fold_builtin_signbit): Likewise.
447 (fold_builtin_copysign): Likewise.
448 (fold_builtin_isascii): Likewise.
449 (fold_builtin_toascii): Likewise.
450 (fold_builtin_isdigit): Likewise.
451 (fold_builtin_fabs): Likewise.
452 (fold_builtin_abs): Likewise.
453 (fold_builtin_fmin_fmax): Likewise.
454 (fold_builtin_carg): Likewise.
455 (fold_builtin_classify): Likewise.
456 (fold_builtin_unordered_cmp): Likewise.
458 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
459 New functions split out from fold_builtin_1.
460 (fold_builtin_n): New.
461 (fold_builtin_varargs): New.
462 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
464 (fold_call_expr): New.
465 (build_function_call_expr): Rewrite to use new helper function.
466 (fold_builtin_call_list): New.
467 (build_call_expr): New.
468 (fold_builtin_call_valist): New.
469 (rewrite_call_expr): New.
471 (validate_arglist): Change parameter to be entire CALL_EXPR instead
472 of an arglist. Change return type to bool. Use new CALL_EXPR
475 (fold_builtin_strstr): Pass call arguments individually instead
476 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
477 accessors and constructors. Return NULL_TREE instead of 0.
478 (fold_builtin_strchr): Likewise.
479 (fold_builtin_strrchr): Likewise.
480 (fold_builtin_strpbrk): Likewise.
481 (fold_builtin_strcat): Likewise.
482 (fold_builtin_strncat): Likewise.
483 (fold_builtin_strspn): Likewise.
484 (fold_builtin_strcspn): Likewise.
485 (fold_builtin_fputs): Likewise.
486 (fold_builtin_next_arg): Likewise.
487 (fold_builtin_sprintf): Likewise.
489 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
490 NULL_RTX instead of 0.
491 (expand_builtin_memory_chk): Likewise.
492 (maybe_emit_chk_warning): Likewise.
493 (maybe_emit_sprintf_chk_warning): Likewise.
495 (fold_builtin_object_size): Pass call arguments individually instead
496 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
497 accessors and constructors. Return NULL_TREE instead of 0.
498 (fold_builtin_memory_chk): Likewise.
499 (fold_builtin_stxcpy_chk): Likewise.
500 (fold_builtin_strncpy_chk): Likewise.
501 (fold_builtin_strcat_chk): Likewise.
502 (fold_builtin_strcat_chk): Likewise.
503 (fold_builtin_strncat_chk): Likewise.
504 (fold_builtin_sprintf_chk): Likewise.
505 (fold_builtin_snprintf_chk): Likewise.
506 (fold_builtin_printf): Likewise.
507 (fold_builtin_vprintf): Likewise.
509 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
511 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
512 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
513 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
514 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
515 (fold_unary): Likewise.
516 (fold_binary): Likewise.
517 (fold_ternary): Remove CALL_EXPR case, since they are no longer
519 (fold): Add logic for tcc_vl_exp.
520 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
521 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
522 (fold_build3_stat): Add assertion to flag broken interface for
523 constructing CALL_EXPRs.
524 (fold_build_call_list): New.
525 (fold_build_call_list_initializer): New.
526 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
528 (fold_strip_sign_ops): Likewise.
530 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
531 Brooks Moses <brooks.moses@codesourcery.com>
532 Lee Millward <lee.millward@codesourcery.com>
534 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
535 accessors and dump arguments explicitly.
537 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
539 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
541 (print_call_name): Use new CALL_EXPR accessors.
543 * print-tree.c (print_node): Add case tcc_vl_exp. Print
544 CALL_EXPR arguments explicitly instead of as a list. Use
545 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
547 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
548 (vrp_visit_stmt): Likewise.
550 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
551 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
553 (force_move_till_expr): Likewise.
555 * targhooks.c (default_external_stack_protect_fail): Use
556 build_call_expr instead of build_function_call_expr.
557 (default_hidden_stack_protect_fail): Likewise.
559 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
562 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
563 and walk arguments explicitly.
565 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
566 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
567 (expand_simple_operations): Likewise.
568 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
570 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
572 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
574 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
575 instead of TREE_CODE_LENGTH.
577 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
578 (tree_ic_transform): Likewise.
579 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
580 parameter instead of arglist. Fix callers.
581 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
582 (tree_stringops_transform): Likewise.
583 (tree_indirect_call_to_profile): Likewise.
584 (tree_stringops_values_to_profile): Likewise.
586 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
587 (eliminate_tail_call): Likewise.
589 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
591 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
592 Use TREE_OPERAND_LENGTH and generalize to handle any number of
594 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
596 * omp-low.c (build_omp_barrier): Use build_call_expr.
597 (lower_rec_input_clauses): Likewise.
598 (lower_reduction_clauses): Likewise.
599 (expand_parallel_call): Likewise.
600 (maybe_catch_exception): Likewise.
601 (expand_omp_for_generic): Likewise.
602 (expand_omp_for_static_nochunk): Likewise.
603 (expand_omp_sections): Likewise.
604 (lower_omp_single_simple): Likewise.
605 (lower_omp_single_copy): Likewise.
606 (lower_omp_master): Likewise.
607 (lower_omp_ordered): Likewise.
608 (lower_omp_critical): Likewise.
610 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
611 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
613 * tree-gimple.c (is_gimple_call_addr): Fix doc.
614 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
615 TREE_CODE_LENGTH. Add tcc_vl_exp case.
617 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
618 and generalize to handle any number of operands.
619 (chrec_contains_undetermined): Likewise.
620 (tree_contains_chrecs): Likewise.
621 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
623 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
625 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
626 fold_call_expr instead of fold_builtin.
627 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
628 match declarations there.
629 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
632 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
633 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
635 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
636 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
638 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
641 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
642 (execute_cse_sincos): Use new CALL_EXPR accessors.
644 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
646 * gimple-low.c (lower_function_body): Use build_call_expr.
647 (lower_builtin_setjmp): Likewise.
649 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
650 (set_storage_via_libcall): Likewise.
651 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
652 instead of TREE_CODE_LENGTH.
653 (expand_expr_real_1): Use new CALL_EXPR accessors.
655 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
656 generalize to handle any number of operands.
657 (TB_parent_eq): Likewise.
659 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
660 (strip_builtin_expect): Likewise.
662 * function.c (gimplify_parameters): Use build_call_expr.
664 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
665 instead of TREE_CODE_LENGTH.
667 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
668 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
670 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
673 * gimplify.c (build_stack_save_restore): Use build_call_expr.
674 (gimplify_decl_expr): Likewise.
675 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
676 Use new CALL_EXPR iterators.
677 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
678 (gimplify_modify_expr_to_memset): Likewise.
679 (gimplify_variable_sized_compare): Likewise.
680 (gimplify_omp_atomic_fetch_op): Likewise.
681 (gimplify_omp_atomic_pipeline): Likewise.
682 (gimplify_omp_atomic_mutex): Likewise.
683 (gimplify_function_tree): Likewise.
685 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
686 (call_expr_flags): Likewise.
687 (expand_call): Likewise.
689 * except.c (expand_builtin_eh_return_data_regno): Pass entire
690 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
693 * coverage.c (create_coverage): Use build_call_expr.
695 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
696 (temp_call_expr_obstack): New.
697 (pool_copy_list): Delete.
698 (temp_copy_call_expr): New.
699 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
700 CALL_EXPR accessors. Get rid of special goo for copying argument
701 lists and use temp_copy_call_expr instead.
702 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
704 (create_expression_by_pieces): Likewise. Use build_call_array
705 to construct the result instead of fold_build3.
706 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
707 dealing with argument lists.
708 (init_pre): Remove references to expression_node_pool and
709 list_node_pool. Init temp_call_expr_obstack instead.
710 (fini_pre): Remove references to expression_node_pool and
713 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
714 and walk arguments explicitly instead of as a list.
716 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
717 (mx_register_decls): Likewise.
718 (mudflap_register_call): Likewise.
719 (mudflap_finish_file): Likewise.
721 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
722 (ipa_callsite_compute_param): Likewise.
724 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
725 accessors and constructor.
727 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
728 accessors and constructor.
729 (convert_tramp_reference): Likewise.
730 (convert_call_expr): Likewise.
731 (finalize_nesting_tree_1): Likewise.
733 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
736 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
738 * tree-inline.c (initialize_inlined_parameters): Pass entire
739 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
741 (estimate_num_insns_1): Use new CALL_EXPR accessors.
742 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
744 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
745 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
746 (vectorizable_reduction): Likewise.
747 (vectorizable_call): Use new CALL_EXPR iterators.
748 (vectorizable_conversion): Use build_call_expr.
749 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
750 (vect_gen_widened_results_half): Use build_call_expr.
751 (vect_setup_realignment): Likewise.
752 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
754 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
755 (pass_through_call): Likewise.
756 (compute_object_sizes): Likewise. Use fold_call_expr instead of
759 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
760 (tree_gen_pow2_profiler): Likewise.
761 (tree_gen_one_value_profiler): Likewise.
762 (tree_gen_ic_func_profiler): Likewise.
763 (tree_gen_average_profiler): Likewise.
764 (tree_gen_ior_profiler): Likewise.
766 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
767 (find_func_aliases): Use new CALL_EXPR accessors. Add case
768 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
770 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
773 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
776 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
778 (convert_to_integer): Likewise.
780 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
783 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
784 Brooks Moses <brooks.moses@codesourcery.com>
785 Lee Millward <lee.millward@codesourcery.com>
787 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
789 * config/frv/frv.c (frv_expand_builtin): Likewise.
790 * config/s390/s390.c (s390_expand_builtin): Likewise.
792 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
793 (sparc_expand_builtin): Use new CALL_EXPR accessors.
795 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
796 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
797 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
798 (ix86_expand_store_builtin): Likewise.
799 (ix86_expand_unop_builtin): Likewise.
800 (ix86_expand_unop1_builtin): Likewise.
801 (ix86_expand_sse_compare): Likewise.
802 (ix86_expand_sse_comi): Likewise.
803 (ix86_expand_vec_init_builtin): Likewise.
804 (ix86_expand_vec_ext_builtin): Likewise.
805 (ix86_expand_vec_set_builtin): Likewise.
806 (ix86_expand_builtin): Use new CALL_EXPR accessors.
808 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
809 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
811 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
812 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
813 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
815 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
817 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
818 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
819 arglist. Use new CALL_EXPR accessors. Fix callers.
820 (altivec_expand_abs_builtin): Likewise.
821 (rs6000_expand_binop_builtin): Likewise.
822 (altivec_expand_predicate_builtin): Likewise.
823 (altivec_expand_lv_builtin): Likewise.
824 (spe_expand_stv_builtin): Likewise.
825 (altivec_expand_stv_builtin): Likewise.
826 (rs6000_expand_ternop_builtin): Likewise.
827 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
828 (altivec_expand_st_builtin): Likewise.
829 (altivec_expand_dst_builtin): Likewise.
830 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
831 arglist. Use new CALL_EXPR accessors. Fix callers.
832 (altivec_expand_vec_set_builtin): Likewise.
833 (altivec_expand_vec_ext_builtin): Likewise.
834 (altivec_expand_builtin): Use new CALL_EXPR accessors.
835 (spe_expand_builtin): Likewise.
836 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
837 arglist. Use new CALL_EXPR accessors. Fix callers.
838 (spe_expand_evsel_builtin): Likewise.
839 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
840 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
842 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
843 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
844 (arm_expand_unop_builtin): Likewise.
845 (arm_expand_builtin): Use new CALL_EXPR accessors.
847 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
850 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
851 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
852 (bfin_expand_unop_builtin): Likewise.
853 (bfin_expand_builtin): Use new CALL_EXPR accessors.
855 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
856 Brooks Moses <brooks.moses@codesourcery.com>
857 Lee Millward <lee.millward@codesourcery.com>
859 * c-semantics.c (build_stmt): Add internal diagnostic check.
861 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
862 accessors. Print arguments explicitly instead of as a list.
864 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
866 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
867 (c_finish_omp_flish): Likewise.
869 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
870 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
871 instead of TREE_CODE_LENGTH.
872 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
873 (c_warn_unused_result): Likewise.
875 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
878 * doc/invoke.texi (Warning Options): Remove
879 -Werror-implicit-function-declaration.
880 (Wimplicit-function-declaration): Update description.
881 * opts.c (common_handle_option): Move handling of -Werror=* to...
882 (enable_warning_as_error): ...here.
883 * opts.h (enable_warning_as_error): Declare.
884 * c-decl.c (implicit_decl_warning): Unless
885 -Wno-implicit-function-declaration is given, emit a pedwarn if
886 -std=c99 or emit a warning if -Wimplicit-function-declaration.
887 * c.opt (Wimplicit-function-declaration): Replace
888 mesg_implicit_function_declaration with
889 warn_implicit_function_declaration.
890 * c-opts.c (c_common_handle_option):
891 -Werror-implicit-function-declaration is exactly equal as
892 -Werror=implicit-function-declaration.
893 (set_Wimplicit): Replace mesg_implicit_function_declaration with
894 warn_implicit_function_declaration.
895 (c_common_post_options): -Wimplict-function-declaration is enabled
896 by default by -std=c99, otherwise is disabled by default.
897 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
899 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
901 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
902 DECL on the rhs to a DECL on the lhs for debug info purposes if the
903 former is ignored but not the latter.
905 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
907 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
908 is made and the reference doesn't use the alias set of its type,
909 do not create the temporary using that type.
911 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
913 * jump.c: Remove prototypes for delete_computation and
914 delete_prior_computation.
916 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
918 * jump.c (get_label_after): Delete.
919 (get_label_before, delete_computation, delete_jump,
920 delete_prior_computation, follow_jumps): Move...
921 * reorg.c (delete_computation, delete_prior_computation): ... here...
922 (get_label_before, delete_jump): ... making these static ...
923 (follow_jumps): ... and simplifying this since it only runs after
925 * rtl.h (get_label_after, get_label_before, delete_jump,
926 follow_jumps): Delete prototypes.
928 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
930 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
932 2007-02-15 Nick Clifton <nickc@redhat.com>
934 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
935 order to prevent it from being munged by the target.
937 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
939 * config/i386/i386.md: Remove misleading comment.
941 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
943 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
944 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
947 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
949 * tree-sra.c (instantiate_missing_elements): Canonicalize
951 (sra_build_assignment): New.
952 (generate_copy_inout, generate_element_copy,
953 generate_element_zero, generate_one_element_init): Use it.
955 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
957 * tree-sra.c (instantiate_missing_elements): Canonicalize
959 (sra_build_assignment): New.
960 (generate_copy_inout, generate_element_copy,
961 generate_element_zero, generate_one_element_init): Use it.
963 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
965 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
968 2007-02-14 Joseph Myers <joseph@codesourcery.com>
970 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
971 types as aggregates not scalars.
972 * function.c (assign_stack_temp_for_type): Likewise.
974 2007-02-14 Roger Sayle <roger@eyesopen.com>
975 Zdenek Dvorak <dvorakz@suse.cz>
977 * tree-dump.c (dump_switch_p_1): Require exact match of the option
980 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
982 * passes.c (next_pass_1): Clear the next field of the copied
985 2007-02-14 Richard Henderson <rth@redhat.com>
987 * tree-sra.c (early_sra): New.
988 (decl_can_be_decomposed_p): Deny va_list if early_sra.
989 (tree_sra_early, pass_sra_early): New.
990 * tree-pass.h (pass_sra_early): Declare.
991 * passes.c (init_optimization_passes): Use it.
993 2007-02-14 Richard Guenther <rguenther@suse.de>
995 * flags.h (issue_strict_overflow_warning): Convert to a macro.
997 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
999 PR tree-optimization/30771
1000 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1002 (vect_analyze_operations): Induction phis can now be marked as
1004 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1005 Update documentation accordingly.
1007 2007-02-14 Nick Clifton <nickc@redhat.com>
1009 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1010 most 3 arguments are supported.
1011 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1013 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1015 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1016 Ensure dst->current is valid.
1018 2007-02-13 Paul Brook <paul@codesourcery.com>
1020 * config.gcc: Add arm*-*-uclinux-*eabi.
1021 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1022 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1023 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1024 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1025 (LINK_SPEC): Define.
1027 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1029 * config/arm/uclinux-eabi.h: New file.
1030 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1031 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1034 2007-02-13 Ian Lance Taylor <iant@google.com>
1036 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1037 * flags.h (warn_strict_overflow): Declare.
1038 (enum warn_strict_overflow_code): Define.
1039 (issue_strict_overflow_warning): New static inline function.
1040 * opts.c (warn_strict_overflow): New variable.
1041 (common_handle_option): Handle OPT_Wstrict_overflow and
1042 OPT_Wstrict_overflow_.
1043 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1045 * fold-const.c: Include intl.h.
1046 (fold_deferring_overflow_warnings): New static variable.
1047 (fold_deferred_overflow_warning): New static variable.
1048 (fold_deferred_overflow_code): New static variable.
1049 (fold_defer_overflow_warnings): New function.
1050 (fold_undefer_overflow_warnings): New function.
1051 (fold_undefer_and_ignore_overflow_warnings): New function.
1052 (fold_deferring_overflow_warnings_p): New function.
1053 (fold_overflow_warning): New static function.
1054 (make_range): Add strict_overflow_p parameter. Change all
1056 (extract_muldiv, extract_muldiv_1): Likewise.
1057 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1058 tree_expr_nonnegative_p.
1059 (fold_negate_expr): Call fold_overflow_warning.
1060 (fold_range_test): Likewise.
1061 (fold_comparison): Likewise.
1062 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1063 instead of tree_expr_nonnegative_p.
1064 (tree_expr_nonnegative_warnv_p): Rename from
1065 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1066 (tree_expr_nonnegative_p): New function.
1067 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1068 strict_overflow_p parameter.
1069 (tree_expr_nonzero_p): New function.
1070 * passes.c (verify_interpass_invariants): New static function.
1071 (execute_one_pass): Call it.
1072 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1074 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1075 (estimate_numbers_of_iterations): Likewise.
1076 (scev_probably_wraps_p): Likewise.
1077 * tree-ssa-ccp.c: Include "toplev.h".
1078 (evaluate_stmt): Defer fold overflow warnings until we know we are
1080 (struct fold_stmt_r_data): Add stmt field.
1081 (fold_stmt_r): Defer fold overflow warnings until we know we
1083 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1084 (fold_stmt_inplace): Likewise.
1085 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1086 (cleanup_control_expr_graph): Defer fold overflow warnings until
1087 we know we are going to optimize.
1088 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1089 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1091 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1092 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1093 * tree-ssa-loop-manip.c (create_iv): Likewise.
1094 * c-typeck.c (build_conditional_expr): Likewise.
1095 (build_binary_op): Likewise.
1096 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1097 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1098 (extract_range_from_unary_expr): Likewise.
1099 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1100 assuming that signed overflow does not occur.
1101 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1102 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1103 (fold_defer_overflow_warnings): Declare.
1104 (fold_undefer_overflow_warnings): Declare.
1105 (fold_undefer_and_ignore_overflow_warnings): Declare.
1106 (fold_deferring_overflow_warnings_p): Declare.
1107 (tree_expr_nonzero_warnv_p): Declare.
1108 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1110 (Warning Options): Document -Wstrict-overflow.
1111 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1112 (tree-ssa-ccp.o): Likewise.
1113 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1114 (fold-const.o): Depend on intl.h.
1116 2007-02-13 Ian Lance Taylor <iant@google.com>
1119 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1122 2007-02-13 Stuart Hastings <stuart@apple.com>
1124 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1126 2007-02-13 Richard Henderson <rth@redhat.com>
1128 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1129 handled_component_p before looking for the indirect_ref.
1131 2007-02-13 Richard Henderson <rth@redhat.com>
1133 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1134 remove flags clobber.
1135 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1136 (bswaphi_lowpart): New.
1137 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1138 remove TARGET_BSWAP test. Delete expander of the same name.
1140 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1141 (expand_unop): Use them.
1143 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1145 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1146 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1147 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1148 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1149 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1150 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1151 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1152 assembler dialect choice from asm templates.
1154 2007-02-12 Richard Henderson <rth@redhat.com>
1156 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1157 (fixuns_trunc<SSEMODEF>si2): Use it.
1158 * config/i386/sse.md (vec_setv4sf_0): Export.
1159 * config/i386/i386.c (ix86_build_const_vector): Export.
1160 (ix86_split_convert_uns_si_sse): Rename from
1161 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1162 * config/i386/i386-protos.h: Update.
1164 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1167 * c-typeck.c (c_finish_return): Improve warning message.
1169 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1171 * alias.c (find_symbolic_term): Delete unused function.
1173 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1175 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1176 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1177 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1179 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1181 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1182 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1183 the function, temporarily point the debug interface to the null one.
1185 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1187 * dwarf2out.c (round_up_to_align): New static function.
1188 (field_byte_offset): Use it to round the offset.
1190 2007-02-12 Richard Henderson <rth@redhat.com>
1192 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1193 (inswl_const): Export.
1195 2007-02-12 Richard Henderson <rth@redhat.com>
1197 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1198 result mode of the libcall, convert back to outmode.
1200 2007-02-12 Roger Sayle <roger@eyesopen.com>
1202 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1203 (bswapdi2): New define_expand to implement 32-bit implementation.
1205 2007-02-12 Nick Clifton <nickc@redhat.com>
1207 * doc/invoke.texi (Overall Options): Document --help=.
1208 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1209 (cc1_options): Pass --help= on to cc1.
1210 (display_help): Add description of --help=.
1211 (process_command): Add code to handle --help=. Allow translated
1212 --help and --target-help switches to be passed on to compiler
1214 (main): Remove unused if statement.
1215 * opts.c (columns): Remove.
1216 (LEFT_COLUMN): Define.
1217 (wrap_help): Add columns argument.
1218 (print_filtered_help): Change parameters to be an include bitmask,
1219 an exclude bitmask, an any bitmask and the column width. Move the
1220 code to display the params list here. Add code to display the
1221 status of options rather than their descriptions if the quiet flag
1223 (print_specific_help): Change parameters to be an include bitmask,
1224 an exclude bitmask and an any bitmask. Move code to look up the
1225 column width here. Decide upon the title for an options listing.
1226 (common_handle_options): Add code to handle --help=. Adapt code
1227 for --help and --target-help to use the revised form of the
1228 print_specific_help function.
1229 (print_help): Delete.
1230 (print_param_help): Delete.
1231 (print_switch): Delete.
1232 * opts.h (cl_lang_count): Add prototype.
1233 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1234 CL_MAX_OPTION_CLASS): New defines.
1235 * optc-gen.awk: Add construction of cl_lang_count.
1236 * c.opt: Add Warning attribute to warning options and Optimization
1237 attribute to optimization options.
1238 * common.opt: Likewise.
1240 Add -fhelp and -ftarget-help as aliases for the transformed --help
1241 and --target-help options.
1242 * opt-functions.awk: Add code to handle Warning and Optimization
1245 2007-02-12 Richard Henderson <rth@redhat.com>
1247 * config/alpha/constraints.md: New file.
1248 * config/alpha/alpha.c: Include tm-constrs.h.
1249 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1250 alpha_extra_constraint): Remove.
1251 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1252 * config/alpha/alpha-protos.h: Update.
1253 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1254 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1255 (EXTRA_CONSTRAINT): Remove.
1256 * config/alpha/alpha.md: Include constraints.md.
1257 (adddi splitter): Use satisfies_constraint_*.
1258 * config/alpha/predicates.md (add_operand): Likewise.
1259 (sext_add_operand, addition_operation): Likewise.
1261 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1263 PR tree-optimization/29145
1264 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1265 in our handling of restrict qualified pointers.
1267 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1270 * doc/invoke.texi (Wunused-value): Update description.
1271 (Wextra): Delete item.
1272 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1273 value of Wunused-value.
1274 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1275 (c_finish_stmt_expr): Don't check extra_warnings.
1276 (emit_side_effect_warnings): The caller is responsible to check
1279 2007-02-11 Roger Sayle <roger@eyesopen.com>
1280 Matt Thomas <matt@3am-software.com>
1282 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1284 2007-02-11 Roger Sayle <roger@eyesopen.com>
1286 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1287 comparisons of POPCOUNT against zero.
1288 (simplify_const_relational_operation): Likewise.
1290 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1292 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1294 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1296 * dwarf2out.c (root_type): Delete unused function.
1298 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1300 * genattrtab.c (contained_in_p): Delete unused function.
1301 (write_expr_attr_cache): Likewise.
1303 2007-02-11 Jan Hubicka <jh@suse.cz>
1305 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1308 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1310 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1311 to add the REG_EQ* note.
1312 * see.c (see_merge_one_use_extension): Likewise.
1313 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1314 turn REG_EQUAL notes into REG_EQUIV notes if the target
1315 register may have more than one set.
1316 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1317 * gcse.c (try_replace_reg): Likewise.
1318 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1319 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1320 more than one REG_EQUIV note.
1321 * reload1.c (gen_reload): Use set_unique_reg_note.
1323 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1325 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1326 (ix86_builtin_conversion): New function.
1328 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1331 * tree.h (DECL_REPLACEABLE_P): New macro.
1332 * except.c (set_nothrow_function_flags): Likewise.
1334 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1335 Ira Rosen <irar@il.ibm.com>
1336 Dorit Nuzman <dorit@il.ibm.com>
1338 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1339 * targhooks.c (default_builtin_vectorized_conversion): New.
1340 * targhooks.h (default_builtin_vectorized_function): New declaration.
1341 * target.h (struct vectorize): Add builtin_conversion field.
1342 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1343 stmt_vec_info_type value.
1344 (vectorizable_conversion): New declaration.
1345 * tree-vect-analyze.c (vect_analyze_operations): Add
1346 vectorizable_conversion call.
1347 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1348 * tree-vect-transform.c (vectorizable_conversion): New function.
1349 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1350 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1352 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1353 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1354 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1355 or ALTIVEC_BUILTIN_VCFSX.
1357 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1360 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1361 CONST_DOUBLE and operand 0 is a hard register.
1362 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1363 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1364 is a hard floating-point register.
1366 2007-02-10 Richard Henderson <rth@redhat.com>
1367 Jakub Jelinek <jakub@redhat.com>
1368 Alexandre Oliva <aoliva@redhat.com>
1370 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1371 * builtin-types.def (BT_WORD): Make unsigned.
1372 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1373 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1374 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1375 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1376 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1377 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1379 * expr.c (emutls_var_address): New.
1380 (expand_expr_real_1): Expand emulated tls.
1381 (expand_expr_addr_expr_1): Likewise.
1382 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1383 * output.h (emutls_finish): Declare.
1384 * toplev.c (compile_file): Call it.
1385 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1386 address before wrapping in CONST.
1387 * varasm.c (emutls_htab, emutls_object_type): New.
1388 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1389 (get_emutls_object_name, get_emutls_object_type): New.
1390 (get_emutls_init_templ_addr, emutls_decl): New.
1391 (emutls_common_1, emutls_finish): New.
1392 (assemble_variable): When emulating tls, swap decls; generate
1393 constructor for the emutls objects.
1394 (do_assemble_alias): When emulating tls, swap decl and target name.
1395 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1397 * varpool.c (decide_is_variable_needed): Look at force_output.
1398 Recurse for emulated tls.
1399 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1400 with decide_is_variable_needed.
1401 * emutls.c: New file.
1402 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1403 tls_object for real tls.
1405 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1407 PR rtl-optimization/29599
1408 * reload1.c (eliminate_regs_in_insn): Take the destination
1409 mode into account when computing the offset.
1411 2007-02-09 Stuart Hastings <stuart@apple.com>
1412 Richard Henderson <rth@redhat.com>
1414 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1415 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1416 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1417 fixuns_truncdfhi2): New.
1418 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1419 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1420 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1421 (floatunssidf2): Allow nonimmediate source.
1422 * gcc/config/i386/sse.md (movdi_to_sse): New.
1423 (vec_concatv2di): Drop '*'.
1424 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1425 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1426 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1428 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1429 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1430 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1431 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1432 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1433 ix86_build_const_vector.
1434 (x86_emit_floatuns): Rewrite.
1436 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1438 * genautomata.c (longest_path_length): Delete unused function.
1439 (struct state): Delete unused longest_path_length.
1440 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1441 (get_free_state): Delete unused.
1443 2007-02-09 Jan Hubicka <jh@suse.cz>
1445 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1446 * doc/invoke.texi (inline-unit-growth): Update default value.
1448 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1449 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1450 (rebuild_cgraph_edges): Likewise.
1451 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1452 (dump_cgraph_node): Dump frequencies.
1453 (cgraph_clone_edge): Add frequency scales.
1454 (cgraph_clone_node): Add freuqnecy.
1455 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1456 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1457 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1458 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1459 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1460 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1461 (save_inline_function_body): Likewise.
1462 * ipa-inline.c: inluce rtl.h
1463 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1464 (cgraph_edge_badness): Use frequencies.
1465 (cgraph_decide_recursive_inlining): Update clonning.
1466 (cgraph_decide_inlining_of_small_function): Dump frequency.
1467 * predict.c (estimate_bb_frequencies): Export.
1468 * predict.h (estimate_bb_frequencies): Declare.
1469 * tree-inline.c (copy_bb): Watch overflows.
1470 (expand_call_inline): Update call of cgraph_create_edge.
1471 (optimize_inline_calls): Use TODO flags to update frequnecies.
1472 * passes.h: Include predict.h
1473 (init_optimization_passes): Move profile ahead.
1474 (execute_function_todo): Handle TODO_rebuild_frequencies.
1476 2007-02-09 Roger Sayle <roger@eyesopen.com>
1478 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1479 the insbl or inswl pattern into a register.
1481 2007-02-09 Roger Sayle <roger@eyesopen.com>
1483 * config/ia64/ia64.md (bswapdi2): New define_insn.
1485 2007-02-09 Richard Henderson <rth@redhat.com>
1487 * config/i386/constraints.md (Ym): New constraint.
1488 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1489 (movdi_1_rex64): Split sse and xmm general register moves from
1490 memory move alternatives. Use conditional register constraints.
1491 (movsf_1, movdf_integer): Likewise.
1492 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1493 (movdf_integer_rex64): New.
1494 (pushsf_rex64): Fix output constraints.
1495 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1496 (sse2_stored): Likewise.
1497 (sse2_storeq_rex64): New.
1498 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1499 amd and not generic.
1500 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1501 for optimize_size. Remove SF/DFmode hack.
1503 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1505 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1508 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1509 Richard Sandiford <richard@codesourcery.com>
1511 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1512 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1513 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1514 m68k/t-mlib to tmake_file.
1515 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1516 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1517 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1518 Allow it to be cf or m68k. Set m68k_arch_family. If that
1519 variable is not empty, add t-$m68k_arch_family to tmake_file.
1520 Add t-mlibs to tmake_file.
1521 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1522 * config/m68k/t-cf: New file.
1523 * config/m68k/t-m68k: Likewise.
1524 * config/m68k/t-mlibs: Likewise.
1525 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1526 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1527 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1528 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1529 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1531 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1532 (INSTALL_LIBGCC): Delete.
1533 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1534 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1535 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1536 (M68K_MLIB_CPU): Define.
1537 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1538 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1539 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1541 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1542 Richard Guenther <rguenther@suse.de>
1545 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1546 against INT_MIN/INT_MAX.
1547 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1548 file if a loop is removed.
1550 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1552 * calls.c (store_one_arg): Pass correct alignment to
1553 emit_push_insn for non-BLKmode values.
1554 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1555 unaligned stack slot via a suitably aligned slot.
1557 2007-02-08 DJ Delorie <dj@redhat.com>
1559 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
1561 (legal_subregs): Use unsigned char, make const.
1562 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
1564 2007-02-08 Paul Brook <paul@codesourcery.com>
1566 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
1567 special interworking needed.
1569 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
1571 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
1572 conditional to __SSE2__.
1573 (Entries below should have been added to first ChangeLog
1574 entry for amdfam10 dated 2007-02-05)
1575 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
1577 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
1579 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
1582 2007-02-08 DJ Delorie <dj@redhat.com>
1584 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
1585 * config/m32c/m32c.c (legal_subregs): New.
1586 (m32c_illegal_subreg_p): New.
1587 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
1588 unsupported subregs of hard regs.
1590 2007-02-08 Jan Hubicka <jh@suse.cz>
1592 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
1593 the same one; always update histograms.
1595 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1597 * passes.c (init_optimization_passes): Tidy comment.
1599 2007-02-08 Roger Sayle <roger@eyesopen.com>
1601 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
1602 strip zero_extend, bswap and rotates from POCOUNT's argument.
1603 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
1604 zero_extend and rotates from PARITY's argument.
1605 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
1606 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
1607 of an integer constant at compile-time.
1609 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1612 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
1614 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
1617 * tree-ssa-live.c (remove_unused_locals): Do not remove
1618 TREE_ADDRESSABLE variables.
1619 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
1620 * tree-ssa-operands.c (add_virtual_operand): Remove argument
1621 FOR_CLOBBER. Update all users.
1622 If VAR has an associated alias set, add a virtual operand for
1623 it if no alias is found to conflict with the memory reference.
1625 2007-02-07 Jan Hubicka <jh@suse.cz>
1626 Robert Kidd <rkidd@crhc.uiuc.edu>
1628 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
1630 2007-02-07 Ian Lance Taylor <iant@google.com>
1632 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
1634 2007-02-07 Roger Sayle <roger@eyesopen.com>
1636 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
1637 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
1638 tablejumpdi, movsi_to_cr_one): Remove constraints from
1639 define_expand's match_operands.
1641 2007-02-07 Roger Sayle <roger@eyesopen.com>
1643 * global.c (compute_regsets): Move declatation of "i" inside of
1644 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
1646 2007-02-07 Jakub Jelinek <jakub@redhat.com>
1649 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
1650 of INDIRECT_REF <RESULT_DECL>.
1652 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
1654 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
1655 Kaz Kojima <kkojima@gcc.gnu.org>
1658 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
1660 (sh_initialize_trampoline): Add parentheses to avoid a warning.
1662 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1664 * doc/loop.texi: Document possibility not to perform disambiguation
1665 of loops with multiple latches.
1666 * cfgloopmanip.c (alp_enum_p): Removed.
1667 (add_loop): Handle subloops. Use get_loop_body_with_size.
1668 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
1669 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
1670 the new forwarder block.
1671 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
1672 Handle the case latch is NULL.
1673 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
1674 when marking loop exits.
1675 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
1677 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
1678 disambiguate_loops_with_multiple_latches.
1679 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
1680 before fix_loop_structure.
1681 * cfgloop.c: Include pointer-set.h and output.h.
1682 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
1683 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
1684 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
1685 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
1686 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
1687 disambiguate_multiple_latches, get_loop_body_with_size,
1688 disambiguate_loops_with_multiple_latches): New functions.
1689 (flow_loop_dump): Dump multiple latch edges.
1690 (flow_loop_nodes_find): Handle loops with multiple latches.
1691 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
1692 (glb_enum_p): Modified.
1693 (get_loop_body): Use get_loop_body_with_size.
1694 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
1695 (AVOID_CFG_MODIFICATIONS): New constant.
1696 (disambiguate_loops_with_multiple_latches, add_loop,
1697 get_loop_body_with_size): Declare.
1698 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
1700 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
1703 * global.c (compute_regsets): New function.
1704 (global_alloc): Refactored ELIMINABLE_REGSET
1705 and NO_GLOBAL_ALLOC_REGS computation out.
1706 (rest_of_handle_global_alloc): Call compute_regsets()
1707 for non-optimizing case.
1709 2007-02-06 Richard Henderson <rth@redhat.com>
1711 * config/i386/constraints.md (Y2): Rename from Y.
1712 (Yi): New constraint.
1713 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
1714 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
1715 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
1716 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
1717 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
1718 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
1719 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
1720 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
1721 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
1722 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
1723 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
1724 vec_extractv2si_1): Change Y constraints to Y2.
1725 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
1726 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
1727 Change Y constraints to Y2.
1728 (sse2_loadld): Change Y constraints to x.
1730 2007-02-06 Roger Sayle <roger@eyesopen.com>
1732 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
1733 (parity<mode>2): New define_expand using rs6000_emit_parity.
1734 * config/rs6000/rs6000.c (rs6000_emit_popcount,
1735 rs6000_emit_parity): New functions.
1736 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
1737 rs6000_emit_parity): Prototype here.
1739 2007-02-06 Ian Lance Taylor <iant@google.com>
1741 * lower-subreg.c (simple_move_operand): Reject CONST.
1742 (resolve_clobber): Call validate_change rather than directly
1743 assigning to XEXP (pat, 0).
1745 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1747 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
1748 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
1749 (tree-cfg.o): Remove hashtab.h dependency.
1751 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
1752 (struct ivopts_data): Change niters to pointer_map_t.
1753 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
1754 (niter_for_exit): Create pointer_map on demand. Change for
1756 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
1757 (free_loop_data): Destroy data->niters if created and reset field.
1758 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
1759 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
1761 * tree-ssa-reassoc.c: Include pointer-set.h.
1762 (bb_rank): Change to long *.
1763 (operand_rank): Change to pointer_map_t.
1764 (find_operand_rank): Return long, -1 if not found. Declare as inline.
1765 (insert_operand_rank): Accept long.
1766 (operand_entry_hash, operand_entry_eq): Remove.
1767 (get_rank): Return long. Adjust for changes above.
1768 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
1770 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
1772 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
1773 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
1774 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
1776 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
1777 directly since it cannot be NULL.
1778 (get_vi_for_tree): Rewrite for pointer_map API.
1779 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
1780 (init_alias_vars): Create vi_for_tree as pointer_map.
1781 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
1783 * tree-cfg.c: Don't include hashtab.h.
1784 (edge_to_cases): Declare as pointer_map.
1785 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
1787 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
1788 (start_recording_case_labels): Create edge_to_cases as pointer_map.
1789 (end_recoding_case_labels): Cleanup edge_to_cases manually before
1791 (record_switch_edge): Delete.
1792 (get_cases_for_edge): Adjust for pointer_map API, inline
1793 record_switch_edge (rewritten for new API), remove goto.
1795 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1797 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
1798 * tree-nested.c: Include pointer-set.h.
1799 (var_map_elt, var_map_eq, var_map_hash): Delete.
1800 (struct nesting_info): Remove GTY marker. Change the two htab_t's
1802 (nesting_info_bitmap_obstack): New.
1803 (lookup_field_for_decl): Adjust for pointer_map API.
1804 (lookup_tramp_for_decl): Adjust for pointer_map API.
1805 (get_nonlocal_debug_decl): Adjust for pointer_map API.
1806 (get_local_debug_decl): Adjust for pointer_map API.
1807 (convert_nl_goto_reference): Adjust for pointer_map API.
1808 (convert_nl_goto_receiver): Adjust for pointer_map API.
1809 (create_nesting_tree): Create outside GGC space. Create bitmap on
1810 the new obstack. Create field_map and var_map as pointer_maps.
1811 (free_nesting_tree): Adjust for changes to create_nesting_tree.
1813 (lower_nested_functions): Move root here, no need to NULL it.
1814 Initialize and release the obstack.
1816 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
1818 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
1819 Remove prototypes and make them non-static.
1820 (struct tree_int_map): Remove.
1821 * tree.h (struct tree_int_map): Move here, turning TO into an
1823 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
1825 * tree.h (TREE_COMPLEXITY): Remove.
1826 (struct tree_exp): Remove complexity field.
1827 * tree.c (build1_stat): Don't set it.
1829 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
1830 Victor Kaplansky <victork@il.ibm.com>
1832 * tree-vectorizer.c (vect_is_simple_use): Support induction.
1833 (vect_is_simple_reduction): Support reduction with induction as
1834 one of the operands.
1835 (vect_is_simple_iv_evolution): Fix formatting.
1836 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
1837 formatting. Don't mark induction phis for vectorization.
1838 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
1839 * tree-vect-transform.c (get_initial_def_for_induction): New function.
1840 (vect_get_vec_def_for_operand): Support induction.
1841 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
1843 (vectorizable_reduction): Support reduction with induction as one of
1845 (vectorizable_type_demotion): Use def-type of stmt argument rather
1846 than dummy def-type.
1848 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
1849 flag_tree_scev_cprop.
1850 * common.opt (tree-scev-cprop): New flag.
1852 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
1853 call to vect_get_new_vect_var.
1855 2007-02-06 Ira Rosen <irar@il.ibm.com>
1857 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
1858 vectype is not NULL.
1859 (vect_pattern_recog_1): Likewise.
1861 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1863 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
1864 (fold_negate_expr): Likewise.
1866 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
1869 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
1870 even if cv-qualification is the same.
1872 2007-02-05 Geoffrey Keating <geoffk@apple.com>
1874 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
1875 __enable_execute_stack on completion.
1877 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1879 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
1880 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
1881 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
1882 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
1883 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
1884 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
1885 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
1886 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
1888 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1890 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
1891 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
1892 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
1893 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
1894 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
1895 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
1896 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
1897 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
1898 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
1899 umuldi3_highpart_rex64, umulsi3_highpart_insn,
1900 umulsi3_highpart_zext, smuldi3_highpart_rex64,
1901 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
1902 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
1903 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
1904 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
1905 sqrtextenddfxf2_i387): Added amdfam10_decode.
1907 * config/i386/athlon.md (athlon_idirect_amdfam10,
1908 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
1909 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
1910 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
1911 athlon_ivector_store_amdfam10): New define_insn_reservation.
1912 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
1915 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1917 * config/i386/athlon.md (athlon_call_amdfam10,
1918 athlon_pop_amdfam10, athlon_lea_amdfam10): New
1919 define_insn_reservation.
1920 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
1921 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
1922 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
1924 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1926 * config/i386/athlon.md (athlon_sseld_amdfam10,
1927 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
1928 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
1930 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1932 * config/i386/athlon.md (athlon_sseins_amdfam10): New
1933 define_insn_reservation.
1934 * config/i386/i386.md (sseins): Added sseins to define_attr type
1935 and define_attr unit.
1936 * config/i386/sse.md: Set type attribute to sseins for insertq
1939 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1941 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
1942 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
1943 ssecomi_load_amdfam10, ssecomi_amdfam10,
1944 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
1945 define_insn_reservation.
1946 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
1948 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1950 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
1951 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
1952 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
1953 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
1954 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
1955 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
1956 define_insn_reservation.
1958 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
1959 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
1960 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
1961 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
1962 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
1964 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1966 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
1967 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
1968 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
1969 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
1970 athlon_ssemul_load_k8): Added amdfam10.
1972 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1974 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
1975 (x86_sse_unaligned_move_optimal): New variable.
1977 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
1979 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
1980 for unaligned vector SSE double/single precision loads for AMDFAM10.
1982 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1984 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
1985 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
1986 Define TARGET_CPU_DEFAULT_amdfam10.
1987 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
1988 (processor_type): Add PROCESSOR_AMDFAM10.
1990 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
1991 processor_type in config/i386/i386.h.
1992 Enable imul peepholes for TARGET_AMDFAM10.
1994 * config.gcc: Add support for --with-cpu option for amdfam10.
1996 * config/i386/i386.c (amdfam10_cost): New variable.
1997 (m_AMDFAM10): New macro.
1998 (m_ATHLON_K8_AMDFAM10): New macro.
1999 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2000 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2001 x86_promote_QImode, x86_integer_DFmode_moves,
2002 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2003 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2004 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2005 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2006 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2007 Enable/disable for amdfam10.
2008 (override_options): Add amdfam10_cost to processor_target_table.
2009 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2010 processor_alias_table.
2011 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2012 (ix86_adjust_cost): Add code for amdfam10.
2014 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2016 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2017 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2018 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2019 * config/i386/i386.h: Add builtin definition for SSE4A.
2020 * config/i386/i386.md: Add support for ABM instructions
2022 * config/i386/sse.md: Add support for SSE4A instructions
2023 (movntss, movntsd, extrq, insertq).
2024 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2025 Add -march=amdfam10 flag.
2026 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2027 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2029 * doc/extend.texi: Add documentation for SSE4A builtins.
2031 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2033 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2035 2007-02-05 Richard Guenther <rguenther@suse.de>
2037 * tree-vectorizer.h (vectorizable_function): Add argument type
2038 argument, change return type.
2039 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2040 * tree-vect-transform.c (vectorizable_function): Handle extra
2041 argument, return vectorized function decl.
2042 (build_vectorized_function_call): Remove.
2043 (vectorizable_call): Handle calls with result and argument types
2044 differing. Handle loop vectorization factor correctly.
2045 * targhooks.c (default_builtin_vectorized_function): Adjust for
2047 * targhooks.h (default_builtin_vectorized_function): Likewise.
2048 * target.h (builtin_vectorized_function): Add argument type
2050 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2051 extra argument, allow vectorizing of lrintf.
2052 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2053 documentation of target hook.
2055 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2058 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2059 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2060 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2062 2007-02-05 Roger Sayle <roger@eyesopen.com>
2064 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2065 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2066 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2067 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2068 before canonicalizing sincos to cexpi.
2069 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2071 2007-02-05 Roger Sayle <roger@eyesopen.com>
2073 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2074 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2075 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2077 2007-02-05 Roger Sayle <roger@eyesopen.com>
2079 * mips-tfile.c (initialize_init_file): Correct endianness test.
2081 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2083 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2086 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2088 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2089 saves in a PARALLEL before the register assignments.
2091 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2093 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2094 DWARF_FRAME_RETURN_COLUMN to be a general register.
2095 * dwarf2out.c (init_return_column_size): New function, split from...
2096 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2097 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2098 to be nongeneral registers.
2099 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2101 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2102 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2104 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2106 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2108 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2110 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2111 (remove_path): Use can_remove_branch_p and remove_branch instead
2112 of loop_delete_branch_edge.
2113 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2114 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2115 Update profile using scale_dominated_blocks_in_loop.
2116 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2117 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2118 (can_remove_branch_p, remove_branch): Declare.
2119 * tree-cfg.c (tree_can_remove_branch_p): New function.
2120 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2121 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2122 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2124 2007-02-05 Jan Hubicka <jh@suse.cz>
2127 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2128 nodes in cgraph, don't remove offline copy of the function.
2130 2007-02-04 Jan Hubicka <jh@suse.cz>
2132 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2133 vectors might cause maybe_lookup_element_for_expr to be called
2134 on non-sra-candidate.
2136 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2138 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2139 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2140 spelling conventions.
2142 2007-02-04 Richard Guenther <rguenther@suse.de>
2145 * fold-const.c (try_move_mult_to_index): Make sure to not
2146 overflow one dimension of a multi-dimensional array access.
2148 2007-02-04 Jan Hubicka <jh@suse.cz>
2150 * passes.c (init_optimization_passes): Reindent.
2152 2007-02-04 Jan Hubicka <jh@suse.cz>
2153 Eric Botcazou <ebotcazou@adacore.com>
2155 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2156 (execute_fixup_cfg): Break out the abnormal goto code.
2157 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2158 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2159 (optimize_inline_calls): Call make_nonlocal_label_edges.
2161 2007-02-04 Jan Hubicka <jh@suse.cz>
2163 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2164 true when something was changed.
2165 (rename_ssa_copies): When something was changed, do
2166 TODO_remove_unused_locals.
2167 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2168 add TODO_remove_unused_locals when instruction was removed.
2170 2007-02-04 Jan Hubicka <jh@suse.cz>
2172 * ipa-inline.c (try_inline): Improve debug output; work on already
2174 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2175 call try_inline for already inlined edges too when flattening;
2176 inline also functions that make callee growth but overall unit size
2179 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2181 * config/m32c/bitops.md, config/m32c/jump.md,
2182 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2183 config/m32r/m32r.h, config/m32r/m32r.md,
2184 config/m32r/predicates.md, config/m68hc11/larith.asm,
2185 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2186 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2187 config/mips/mips-protos.h, config/mips/mips.c,
2188 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2189 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2190 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2191 spelling conventions.
2193 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2194 Follow spelling conventions.
2196 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2198 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2199 warn about C++0x compatibility.
2201 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2203 * config/h8300/h8300.c, config/h8300/h8300.h,
2204 config/h8300/h8300.md: Follow spelling conventions.
2206 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2209 * combine.c (try_combine): Do not substitute source operand
2210 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2212 2007-02-03 Jan Hubicka <jh@suse.cz>
2214 PR gcov-profile/30650
2215 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2216 do not divide by zero for never executed counters.
2217 (tree_find_values_to_profile): Fix counters.
2218 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2220 2007-02-03 Ian Lance Taylor <iant@google.com>
2222 * lower-subreg.c (simple_move_operand): New static function,
2223 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2225 (simple_move): Call simple_move_operand.
2226 (find_decomposable_subregs): Add special handling of MEMs.
2227 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2228 meaning of return value. If we see a hard register, test whether
2229 it can store a word_mode value. Change all callers.
2231 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2233 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2234 ftrapv insns and expanders.
2235 (subdi3): Change define_expand operand 1 to arith11_operand, and
2236 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2237 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2238 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2242 * varasm.c (notice_global_symbol): Treat global objects as weak when
2245 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2247 * emit-rtl.c (dconstpi): Delete.
2249 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2250 * real.h (dconstpi): Delete.
2252 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2253 (fold_builtin_hypot): Likewise.
2255 2007-02-03 Tom Tromey <tromey@redhat.com>
2258 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2259 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2261 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2263 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2264 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2265 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2266 config/rs6000/cell.md, config/rs6000/darwin.h,
2267 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2268 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2269 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2270 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2271 typos. Follow spelling conventions.
2272 * doc/invoke.texi: Follow spelling conventions.
2274 2007-02-03 Roger Sayle <roger@eyesopen.com>
2276 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2277 canonicalization transformations that attempt to simplify integer
2278 constant comparisons to become comparisons against zero.
2280 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2282 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2284 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2285 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2287 2007-02-02 Mike Stump <mrs@apple.com>
2289 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2290 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2291 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2292 generate a branch island.
2294 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2296 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2297 (xtensa_legitimate_address_p): New.
2298 (xtensa_legitimize_address): New.
2299 (xtensa_output_addr_const_extra): New.
2300 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2302 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2303 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2304 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2305 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2306 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2307 (xtensa_legitimize_address): New.
2308 (xtensa_output_addr_const_extra): New.
2310 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2312 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2314 2007-02-02 Ian Lance Taylor <iant@google.com>
2316 * expmed.c (expand_divmod): Add comment.
2318 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2320 * emit-rtl.c (renumber_insns): Remove.
2321 * flags.h: Remove the extern for flag_renumber_insns.
2322 * rtl.h: Remove the prototype for renumber_insns.
2323 * toplev.c (flag_renumber_insns): Remove.
2325 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2327 Revert for x86 darwin:
2328 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2330 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2331 code before the following patch under TARGET_MACHO.
2332 (ix86_function_value_regno_p): Likewise.
2334 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2336 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2339 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2342 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2343 general or fp registers. Add comments.
2344 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2346 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2348 * pointer-set.c (insert_aux): Only return insertion slot.
2349 (pointer_set_insert): Adjust.
2350 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2351 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2352 pointer_map_traverse): New.
2353 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2354 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2355 pointer_map_contains, pointer_map_traverse): Declare.
2357 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2360 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2361 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2363 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2365 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2367 (struct _dep): New type.
2368 (dep_t): New typedef.
2369 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2370 (DEP_STATUS): New access macro. The macro with the same name was
2371 renamed to DEP_LINK_STATUS.
2372 (dep_init): Declare function
2374 (struct _dep_link): New type.
2375 (dep_link_t): New typedef.
2376 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2377 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2378 (DEP_LINK_STATUS): New macro.
2379 (debug_dep_links): New debug function.
2381 (struct _deps_list): New type.
2382 (deps_list_t): New typedef.
2383 (DEPS_LIST_FIRST): New access macro.
2384 (FOR_EACH_DEP_LINK): New cycle macro.
2385 (create_deps_list, free_deps_list, delete_deps_list): Declare
2387 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2388 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2389 (copy_deps_list_change_con): Ditto.
2391 (move_dep_link): Declare function.
2393 (struct _dep_node): New type.
2394 (dep_node_t): New typedef.
2395 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2397 (struct haifa_insn_data.back_deps): New field to hold backward
2398 dependencies of the insn.
2399 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2401 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2402 Change its type to deps_list_t.
2403 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2404 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2405 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2407 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2409 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2411 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2413 (dep_cost): Declare.
2415 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2416 (ds_to_dk, dk_to_ds): New functions.
2418 (init_dep_1): New static function.
2419 (init_dep): New function.
2420 (copy_dep): New static function.
2422 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2424 (detach_dep_link): New static function.
2425 (move_dep_link): New function.
2427 (dep_links_consistent_p, dump_dep_links): New static functions.
2428 (debug_dep_links): New debugging function.
2430 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2432 (alloc_deps_list, init_deps_list): New static functions.
2433 (create_deps_list): New function.
2434 (clear_deps_list): New static function.
2435 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2436 (deps_list_consistent_p, dump_deps_list): New static functions.
2437 (debug_deps_list): New function.
2438 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2440 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2442 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2443 use new scheduler dependencies lists.
2444 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2445 (sched_analyze): Ditto. Initialize dependencies lists.
2446 (add_forw_dep, compute_forward_dependences): Update to use new
2447 scheduler dependencies lists.
2449 (init_dependency_caches): Init deps_obstack.
2450 (free_dependency_caches): Free deps_obstack.
2452 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2453 new scheduler dependencies lists.
2454 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2455 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2457 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2458 Update to use new scheduler dependencies lists.
2459 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2460 (debug_dependencies): Ditto.
2461 (schedule_region): Update comments.
2463 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2464 scheduler dependencies lists.
2465 (schedule_ebb): Update comments.
2467 * rtl.def (DEPS_LIST): Remove.
2469 * lists.c (unused_deps_list): Remove.
2470 (free_list): Update assertions.
2472 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2473 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2475 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2476 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2478 * haifa-sched.c (comments): Update.
2479 (insn_cost1): Remove. Inline the code into insn_cost ().
2480 (insn_cost): Update to use new scheduler dependencies lists. Move
2481 processing of the dependency cost to dep_cost ().
2482 (dep_cost): New function. Use it instead of insn_cost () when
2483 evaluating cost of the dependency. Use compatible interface to
2484 interact with the target.
2485 (priority): Update to use new scheduler dependencies lists.
2486 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2487 with greater number of insns that depend on the insn.
2488 (schedule_insn): Update to use new scheduler dependencies lists. Add
2489 code to free backward dependencies lists. Inline and optimize code
2490 from resolve_dep () - see PR28071.
2491 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2492 lists. Update call to targetm.sched.is_costly_dependence hook.
2494 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2495 scheduler dependencies lists.
2497 (resolve_dep): Remove. Move the logic to schedule_insn ().
2498 (init_h_i_d): Initialize dependencies lists.
2500 (process_insn_depend_be_in_spec): Rename to
2501 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2503 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2504 Update to use new scheduler dependencies lists.
2505 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2507 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2508 new scheduler dependencies lists.
2509 (build_intra_loop_deps): Ditto.
2511 * target.h (struct _dep): Declare to use in
2512 gcc_target.sched.is_costly_dependence.
2513 (struct gcc_target.sched.adjust_cost): Fix typo.
2514 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2515 single dep_t parameter instead of an equivalent triad.
2516 (struct gcc_target.sched.adjust_cost_2): Remove.
2518 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2520 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2522 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2524 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2526 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2527 (REG_DEP_TRUE): Document.
2529 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2530 Change signature to correspond to the targetm.sched.adjust_cost hook.
2531 Update use in TARGET_SCHED_ADJUST_COST_2.
2532 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2533 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2534 new scheduler dependencies lists.
2535 (ia64_gen_check): Ditto.
2537 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2540 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2541 signature to correspond to the targetm.sched.is_costly_dependence hook.
2542 (is_costly_group): Update to use new scheduler dependencies lists.
2544 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2545 instead of INSN_COST () macro.
2547 2007-02-01 Ian Lance Taylor <iant@google.com>
2549 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2551 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2553 * pa.md (tp_load): Correct mfctl instruction syntax.
2555 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2557 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2558 altivec_padding_size calculation on AIX. Improve comment, add
2559 assert to verify that it's right.
2561 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
2564 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
2567 * global.c (global_alloc): Add mising initialization of
2570 2007-02-01 Roger Sayle <roger@eyesopen.com>
2572 * alias.c (init_alias_analysis): Correct whitespace.
2573 * bb-reorder.c (fix_edges_for_rarely_executed_code,
2574 partition_hot_cold_basic_blocks): Likewise.
2575 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2576 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
2577 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2578 fold_builtin_snprintf_chk, fold_builtin_printf,
2579 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
2580 do_mpfr_arg3, do_mpfr_sincos): Likewise.
2581 * cfgcleanup.c (cleanup_cfg): Likewise.
2582 * cfgexpand.c (tree_expand_cfg): Likewise.
2583 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
2584 * function.c (get_next_funcdef_no): Likewise.
2585 * gengtype.c (main): Likewise.
2586 * genmodes.c (main): Likewise.
2587 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
2588 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
2589 * ifcvt.c (noce_emit_move_insn): Likewise.
2590 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
2592 * stor-layout.c (get_best_mode): Likewise.
2593 * tree-ssa-loop-niter.c (get_val_for): Likewise.
2594 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
2595 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
2596 perform_var_substitution, solve_graph): Likewise.
2597 * tree-vrp.c (vrp_finalize): Likewise.
2599 2007-02-01 Ian Lance Taylor <iant@google.com>
2601 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
2602 high part of a paradoxical subreg, return a constant zero.
2604 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
2606 * toplev.c (lang_dependent_init): Call init_set_costs.
2607 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
2609 2007-02-01 Richard Guenther <rguenther@suse.de>
2612 * fold-const.c (fold_negate_expr): Allow negating a
2613 constant if overflow does not change.
2615 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2617 * doc/c-tree.texi (Expression trees): Improve markup.
2618 * doc/tm.texi (Register Classes, Addressing Modes)
2619 (Floating Point): Fix spacing after abbreviations. Fix some
2622 2007-02-01 Ben Elliston <bje@au.ibm.com>
2624 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
2625 * doc/contrib.texi: Likewise.
2626 * doc/install.texi: Likewise.
2628 2007-01-31 Richard Henderson <rth@redhat.com>
2629 Ian Lance Taylor <iant@google.com>
2631 * lower-subreg.c: New file.
2632 * rtl.def (CONCATN): Define.
2633 * passes.c (init_optimization_passes): Add pass_lower_subreg and
2635 * emit-rtl.c (update_reg_offset): New static function, broken out
2636 of gen_rtx_REG_offset.
2637 (gen_rtx_REG_offset): Call update_reg_offset.
2638 (gen_reg_rtx_offset): New function.
2639 * regclass.c: Revert patch of 2006-03-05, restoring
2641 (clear_reg_info_regno): New function.
2642 * dwarf2out.c (concatn_loc_descriptor): New static function.
2643 (loc_descriptor): Handle CONCATN.
2644 * common.opt (fsplit_wide_types): New option.
2645 * opts.c (decode_options): Set flag_split_wide_types when
2647 * timevar.def (TV_LOWER_SUBREG): Define.
2648 * rtl.h (gen_reg_rtx_offset): Declare.
2649 (reg_scan_update): Declare.
2650 * regs.h (clear_reg_info_regno): Declare.
2651 * tree-pass.h (pass_lower_subreg): Declare.
2652 (pass_lower_subreg2): Declare.
2653 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
2654 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
2656 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
2657 * Makefile.in (OBJS-common): Add lower-subreg.o.
2658 (lower-subreg.o): New target.
2660 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2662 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
2664 2007-01-31 Anatoly Sokolov <aesok@post.ru>
2667 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
2669 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2672 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
2674 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
2676 * cfgloop.h: Include vec-prim.h.
2677 (enum li_flags): Remove LI_ONLY_OLD.
2678 (loop_iterator): Changed.
2679 (fel_next, fel_init): Iterate over loop tree.
2680 (FOR_EACH_LOOP_BREAK): New macro.
2681 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
2683 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
2684 * modulo-sched.c (sms_schedule): Ditto.
2685 * tree-vectorizer.c (vectorize_loops): Ditto.
2686 * doc/loop.texi: Update information on loop numbering and behavior of
2687 FOR_EACH_LOOP wrto new loops.
2688 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
2689 add_to_evolution_1): Test nestedness of loops instead of comparing
2691 * tree-chrec.c (chrec_fold_plus_poly_poly,
2692 chrec_fold_multiply_poly_poly, chrec_evaluate,
2693 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
2694 reset_evolution_in_loop): Ditto.
2695 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
2697 2007-01-31 Dirk Mueller <dmueller@suse.de>
2699 * c-common.c (warn_about_parentheses): Separate warning about
2700 un-parenthized sequence of comparison operators from the one
2701 which is supposed to warn about x <= y <= z.
2703 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
2705 * optabs.h (enum optab_index): Add new OTI_isinf.
2706 (isinf_optab): Define corresponding macro.
2707 * optabs.c (init_optabs): Initialize isinf_optab.
2708 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
2710 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
2711 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
2713 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
2714 expand_builtin_interclass_mathfn.
2715 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
2716 * config/i386/i386.md (UNSPEC_FXAM): New constant.
2717 (fxam<mode>2_i387): New insn pattern.
2718 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
2719 built-in functions as x87 inline asm.
2721 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2723 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
2725 2007-01-30 Eric Christopher <echristo@apple.com>
2727 * config.gcc: Add geode.
2729 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2731 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
2732 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
2733 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
2734 value-prof.c: Fix comment typos.
2736 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2739 * doc/invoke.texi (Wpointer-arith): Document warning.
2741 2007-01-30 Janis Johnson <janis187@us.ibm.com>
2743 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
2744 the list of discrepancies from the draft TR.
2746 2007-01-30 Dirk Mueller <dmueller@suse.de>
2749 * doc/invoke.texi (-Wreturn-type): Update description to
2752 2007-01-30 Richard Sandiford <richard@codesourcery.com>
2754 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
2756 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
2758 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
2759 to handle optabs that operate on floating point input argument and
2760 output to integer output.
2761 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
2762 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
2763 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
2764 expand_builtin_interclass_mathfn ().
2765 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
2767 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
2768 ilogbl built-in functions as x87 intrinsics.
2770 2007-01-30 Richard Guenther <rguenther@suse.de>
2773 * dwarf2out.c (reference_to_unused): Query varpool if the
2774 variable was output.
2776 2007-01-30 Richard Guenther <rguenther@suse.de>
2779 * passes.c (execute_one_pass): Reset in_gimple_form to not
2780 confuse non-unit-at-a-time mode.
2782 2007-01-29 Roger Sayle <roger@eyesopen.com>
2783 Richard Guenther <rguenther@suse.de>
2785 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
2786 avoid undefined behaviour on overflow. Use force_fit_type_double
2787 to construct the constant with the specified TREE_OVERFLOW.
2789 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2791 * config/dfp-bit.c: Add parameterized support for fp exceptions.
2792 * config/dfp-bit.h: Ditto.
2794 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2796 * c-decl.c (pop_scope): Replace warnings with call to
2797 warn_for_unused_label.
2798 * c-common.h (warn_for_unused_label): Declare.
2799 * c-common.c (warn_for_unused_label): Define.
2801 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2803 * tree-optimize.c (update_inlined_to_pointers): Delete unused
2806 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2808 * Makefile.in (USER_H): Remove decfloat.h.
2809 * ginclude/decfloat.h: Delete, moving contents to ...
2810 * ginclude/float.h: Add support for decimal floating point,
2811 guarded by __STDC_WANT_DEC_FP__.
2813 2007-01-29 Mike Stump <mrs@apple.com>
2815 * doc/gccint.texi (Top): Rename Loop Representation to Loop
2816 Analysis and Representation to resolve case insensitive conflict.
2817 * doc/loop.texi (Loop Analysis and Representation): Likewise.
2819 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
2821 * tree.h (struct tree_memory_tag): Add aliases member.
2822 (MTAG_ALIASES): New macro.
2823 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
2824 (add_may_alias): Remove pointer-set. Update for may_aliases being
2826 (mark_aliases_call_clobbered): Update for may_aliases being a
2828 (compute_tag_properties): Ditto.
2829 (create_partition_for): Ditto.
2830 (compute_memory_partitions): Ditto.
2831 (dump_may_aliases_for): Ditto.
2832 (is_aliased_with): Ditto.
2833 (add_may_alias_for_new_tag): Ditto.
2834 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
2835 (compute_is_aliased): New function.
2836 (compute_may_aliases): Call compute_is_aliased).
2837 (init_alias_info): Initialize alias_bitmap_obstack.
2838 (union_alias_set_into): New function.
2839 (compute_flow_sensitive_aliasing): Use union_aliases_into.
2840 (have_common_aliases_p): Rewrite to take two bitmaps and use
2842 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
2844 (finalize_ref_all_pointers): Update for add_may_alias changes.
2845 (new_type_alias): Ditto.
2846 * tree-flow-inline.h (may_aliases): Return a bitmap.
2847 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
2848 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
2849 may_aliases being a bitmap.
2850 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
2851 may_aliases now returns a bitmap.
2852 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
2854 * tree-ssa-operands.c (add_virtual_operand): Update for
2855 may_aliases being a bitmap.
2857 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
2859 PR tree-optimization/30630
2860 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
2861 variable as changed.
2863 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
2866 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
2867 expanded only once even if an error occurs.
2869 2007-01-29 Ben Elliston <bje@au.ibm.com>
2871 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
2872 (__gcov_average_profiler): Likewise.
2873 (__gcov_ior_profiler): Likewise.
2874 (__gcov_merge_ior): Likewise.
2876 2007-01-28 Jan Hubicka <jh@suse.cz>
2878 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
2879 * value-prof.c (stringop_block_profile): Likewise.
2881 2007-01-28 Jan Hubicka <jh@suse.cz>
2883 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
2884 variant handling histograms; add wrapper.
2885 (clear_storage_via_libcall): Export.
2886 (emit_block_move_hints): Break out from ...; add histograms.
2887 (emit_block_move): ... this one.
2888 (clear_storage_hints): Break out from ...; add histograms.
2889 (clear_storage): ... this one.
2890 (set_storage_via_memset): Handle histogram.
2891 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
2892 (clear_storage_hints, clear_storage_via_libcall): Declare.
2893 (set_storage_via_setmem): Update prototype.
2894 * doc/md.texi (movmem, setmem): Document new arguments.
2896 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
2898 (stringop_block_profile): New global function.
2899 (tree_stringops_values_to_profile): Profile block size and alignment.
2900 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
2902 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
2903 (stringop_block_profile): Declare.
2904 * builtins.c: Include value-prof.h.
2905 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
2906 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
2907 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
2908 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
2909 * profile.c (instrument_values): Add new counters.
2910 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
2912 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
2913 (tree_init_edge_profiler): Build new profilers.
2914 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
2915 (pass_tree_profile): Add dump.
2916 (tree_profile_hooks): Update.
2917 * Makefile.in (LIBGCOV): Add new constants.
2918 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
2919 __gcov_ior_profiler): New.
2920 * i386.md (movmem/setmem expanders): Add new optional arguments.
2922 2007-01-28 David Edelsohn <edelsohn@gnu.org>
2924 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
2926 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
2928 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
2929 (tree_unswitch_single_loop): Pass eni_size_weights to
2930 tree_num_loop_insns.
2931 * tree-ssa-loop-manip.c: Include tree-inline.h.
2932 (can_unroll_loop_p): Pass eni_size_weights to
2933 tree_num_loop_insns.
2934 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
2935 Pass eni_size_weights to estimate_num_insns.
2936 * tree.h (init_inline_once): Export.
2937 * toplev.c (backend_init): Call init_inline_once.
2938 * cgraphunit.c (cgraph_process_new_functions,
2939 cgraph_analyze_function): Pass eni_inlining_weights to
2941 * ipa-inline.c (compute_inline_parameters): Ditto.
2942 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
2943 to estimate_num_insns.
2944 (try_unroll_loop_completely): Pass eni_size_weights to
2945 tree_num_loop_insns.
2946 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
2947 ot estimate_num_insns.
2948 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
2949 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
2950 * tree-inline.c (eni_inlining_weights, eni_size_weights,
2951 eni_time_weights): New variables.
2952 (init_inline_once): Initialize them.
2953 (struct eni_data): Mew.
2954 (estimate_num_insns_1, estimate_num_insns): Use weights.
2955 * tree-inline.h (struct eni_weights_d): New.
2956 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
2957 (estimate_num_insns): Declaration changed.
2958 * cfgloop.h (tree_num_loop_insns): Declaration changed.
2959 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
2960 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
2962 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
2964 * tree-data-ref.c (conflict_fn): Assert that the number of affine
2965 relations in the conflict function is valid.
2967 2007-01-27 Ian Lance Taylor <iant@google.com>
2969 * common.opt: Add fstrict-overflow.
2970 * opts.c (decode_options): Set flag_strict_overflow if -O2.
2971 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
2972 (TYPE_OVERFLOW_UNDEFINED): Define.
2973 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
2975 * tree.h (TYPE_TRAP_SIGNED): Don't define.
2976 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
2977 (fold_negate_expr): Likewise.
2978 (make_range): Likewise.
2979 (extract_muldiv_1): Likewise.
2980 (maybe_canonicalize_comparison): Likewise.
2981 (fold_comparison): Likewise.
2982 (fold_binary): Likewise.
2983 (tree_expr_nonnegative_p): Likewise.
2984 (tree_expr_nonzero_p): Likewise.
2985 * tree-vrp.c (compare_values): Likewise.
2986 (extract_range_from_binary_expr): Likewise.
2987 (extract_range_from_unary_expr): Likewise.
2988 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
2990 (nowrap_type_p): Likewise.
2991 * tree-scalar-evolution.c (simple_iv): Likewise.
2992 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
2993 (build_range_check): Likewise.
2994 (extract_muldiv_1): Likewise.
2995 (fold_comparison): Likewise.
2996 * tree-vrp.c (vrp_int_const_binop): Likewise.
2997 (extract_range_from_unary_expr): Likewise.
2998 * convert.c (convert_to_integer): Likewise.
2999 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3000 (fold_comparison): Likewise.
3001 (fold_binary): Likewise.
3002 * optabs.c (optab_for_tree_code): Likewise.
3003 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3004 * simplify-rtx.c (simplify_const_relational_operation): Check
3005 flag_strict_overflow and flag_trapv.
3006 (simplify_const_relational_operation): Likewise.
3007 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3008 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3011 2007-01-27 Roger Sayle <roger@eyesopen.com>
3013 * tree.c (tree_fold_gcd): Delete.
3014 * tree.h (tree_fold_gcd): Remove prototype.
3015 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3016 test whether one constant integer is a multiple of another. Instead
3017 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3018 * fold-const.c (multiple_of_p): We've determined both TOP and
3019 BOTTOM are integer constants so we can call int_const_binop directly
3020 instead of the more generic const_binop.
3022 2007-01-27 Roger Sayle <roger@eyesopen.com>
3024 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3025 1*X check that the constant hasn't overflowed, to preserve the
3027 (round_up): Provide an efficient implementation when rouding-up an
3028 INTEGER_CST to a power-of-two.
3030 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3032 * doc/sourcebuild.texi: Add comma for clarity.
3033 * doc/extend.texi: Fix some typos.
3034 * doc/passes.texi: Likewise.
3035 * doc/cppinternals.texi: Likewise.
3036 * doc/c-tree.texi: Likewise.
3037 * doc/tree-ssa.texi: Likewise.
3038 * doc/install.texi: Likewise.
3040 2007-01-27 Jan Hubicka <jh@suse.cz>
3042 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3043 (pass_sra): Do not require alias information.
3044 * passes.c (init_optimization_passes): Add SRA
3046 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3048 * tracer.c (rest_of_handle_tracer): We already cleaned
3049 up the CFG in tracer() so don't do it here again.
3050 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3051 cleanup_cfg here, either. And don't call renumber_insns.
3053 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3054 and BB_HEAD are in the insn stream here. Instead make sure
3055 that BB_INSN is valid on all insns. Also, do check here that
3056 there are no pending branch predictions...
3057 (rtl_verify_flow_info): ...instead of doing it here. Checks
3058 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3061 2007-01-26 Roger Sayle <roger@eyesopen.com>
3063 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3064 function to simplify/factorize operand order canonicalization.
3065 (ix86_fixup_binary_operands): Reorganize using the above function.
3066 (ix86_binary_operator_ok): Likewise.
3068 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3070 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3071 file scope from optimize_attrs.
3072 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3074 (optimize_attrs): Clear insn_code_values after freeing it.
3076 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3078 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3079 a parts.base assignment.
3081 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3083 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3084 (compute_subscript_distance, initialize_data_dependence_relation,
3085 finalize_ddr_dependent, analyze_ziv_subscript,
3086 analyze_siv_subscript_cst_affine,
3087 compute_overlap_steps_for_affine_univar,
3088 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3089 analyze_siv_subscript, analyze_miv_subscript,
3090 analyze_overlapping_iterations, subscript_dependence_tester_1,
3091 compute_self_dependence, free_dependence_relation): Work
3092 with affine_fn instead of chrecs.
3093 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3094 common_affine_function, affine_function_base,
3095 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3096 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3097 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3098 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3099 (all_chrecs_equal_p): Removed.
3100 * tree-data-ref.h (affine_fn, conflict_function): New types.
3101 (struct subscript): Change type of conflicting_iterations_in_a
3102 and conflicting_iterations_in_b.
3104 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3107 * config/pa/pa.h (TARGET_HPUX_11): New.
3108 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3109 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3111 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3112 Richard Guenther <rguenther@suse.de>
3114 * tree-ssa-structalias.c (solve_graph): Handle case
3115 we merged the variable to another.
3117 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3119 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3122 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3123 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3125 2007-01-25 DJ Delorie <dj@redhat.com>
3127 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3128 allow changes to modes which don't fit in those registers.
3130 * reload1.c (choose_reload_regs): Check for invalid subregs before
3131 computing their locations, not after.
3133 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3136 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3137 save Altivec registers in an eh_return function.
3138 (compute_vrsave_mask): Likewise.
3139 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3140 for saving Altivec registers.
3141 (rs6000_emit_prologue): Don't allocate stack twice in
3142 eh_return function. Correct expected value of altivec_save_offset
3143 when using save_world. Describe save of R0 to stack when using
3144 save_world. Describe stack pointer adjustment when using
3145 save_world. Remove duplicated eh_return parameter register saving.
3146 Update sp_offset variable after save_world.
3147 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3149 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3150 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3153 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3155 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3157 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3160 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3161 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3163 2007-01-25 Richard Guenther <rguenther@suse.de>
3165 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3166 * common.opt (-Wcoverage-mismatch): New warning option.
3167 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3168 if -Wcoverage-mismatch is given.
3170 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3172 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3173 (ipcp_driver): Change to static definition.
3174 Add dumping of the ifunctions.
3175 (constant_val_insert): Remove unused parameter. Support for SSA.
3176 (ipcp_propagate_const): Support for SSA.
3177 (ipcp_profile_bb_print): Print only analyzed nodes.
3178 (ipcp_replace_map_create): Remove support for Fortran constant
3180 * ipa-prop.c (ipa_method_modify_stmt,
3181 ipa_callsite_compute_param): Support for SSA.
3182 * ipa-prop.h (ipcp_driver): Remove declaration.
3183 (IS_VALID_TREE_MAP_INDEX): Add define.
3185 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3187 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3189 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3192 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3193 constant argument to cabs and do it without checking for
3194 -funsafe-math-optimizations.
3196 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3198 * c-common.h (RID_FIRST_CXX0X): New.
3199 (RID_LAST_CXX0X): New.
3200 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3202 * c.opt (Wc++0x-compat): New.
3203 * doc/invoke.texi (-Wc++0x-compat): Document.
3205 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3207 * builtins.c (fold_builtin_carg): New.
3208 (fold_builtin_1): Use it.
3210 2007-01-24 Jan Hubicka <jh@suse.cz>
3212 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3214 * ipa-inline.c (initial_insns, max_insns): Delete.
3215 (compute_max_insns): New function.
3216 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3217 of insns as base for code growth.
3218 (cgraph_decide_inlining): Make initial_insns local; do not compute
3220 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3221 * doc/invoke.texi (inline-unit-growth): Update docs.
3223 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3225 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3226 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3227 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3228 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3229 for CPUs that have PTA_CX16 set.
3232 * gimplify.c (omp_check_private): New function.
3233 (gimplify_scan_omp_clauses): Use it for
3234 firstprivate/lastprivate/reduction.
3237 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3238 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3241 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3242 If lower_lastprivate_clauses emits some statements, append them
3243 to dlist rather than body_p and to body_p append an initializer.
3244 (lower_omp_for): Adjust caller.
3246 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3248 * target.h (globalize_decl_name): New.
3249 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3250 * output.h (default_globalize_decl_name): New.
3251 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3253 (globalize_decl): Ditto.
3254 (default_globalize_decl_name): New.
3255 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3256 (ia64_handle_version_id_attribute): New.
3257 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3258 (ia64_asm_output_external): Use globalize_decl_name instead
3260 * doc/extend.texi (version_id): New pragma.
3261 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3263 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3265 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3266 _uleb128_t and _Unwind_SWord with _sleb128_t.
3267 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3268 uw_frame_state_for, uw_update_context_1): Likewise.
3269 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3270 * unwind-pe.h (read_uleb128, read_sleb128,
3271 read_encoded_value_with_base): Likewise.
3272 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3274 2007-01-24 Richard Guenther <rguenther@suse.de>
3276 * builtins.c (expand_builtin_cexpi): Get the fndecl
3277 for cexp in the correct way.
3279 2007-01-24 Jan Hubicka <jh@suse.cz>
3281 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3283 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3285 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3286 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3287 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3288 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3289 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3290 __SIZEOF_PTRDIFF_T__.
3291 * doc/cpp.texi: Documentation for the new builtin macros added.
3293 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3295 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3296 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3297 instead of operands[2] to avoid access past the end of array.
3299 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3301 * reload1.c (emit_reload_insns): Pass the reload register
3302 for a non-spill output reload through forget_old_reloads_1.
3304 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3306 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3307 _SOFT_DOUBLE if doubles use software floating-point.
3308 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3309 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3310 * config/rs6000/darwin-ldouble.c: Also compile functions for
3311 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3312 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3313 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3314 commented-out long double override.
3315 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3316 * config/rs6000/eabispe.h: Likewise.
3317 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3318 long double for non-SPE.
3319 (rs6000_handle_option): Likewise.
3320 (invalid_e500_subreg): Disallow more subregs involding DImode,
3321 DFmode, TImode or TFmode.
3322 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3324 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3326 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3327 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3329 (rs6000_legitimate_address): Also check for TFmode for E500
3331 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3332 (spe_build_register_parallel): Handle TFmode and TCmode.
3333 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3335 (function_arg): Handle TFmode and TCmode for E500 double.
3336 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3338 (print_operand): Handle TFmode and TImode for %y.
3339 (rs6000_generate_compare): Handle TFmode comparisons for E500
3341 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3342 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3343 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3344 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3345 TFmode for E500 double.
3346 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3347 (floatsidf2): Enable for E500 double.
3348 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3349 (extenddftf2): Change to extenddftf2_fprs.
3350 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3351 depending on TARGET_E500_DOUBLE.
3352 (extendsftf2): Enable for E500 double.
3353 (trunctfdf2): Enable for E500 double.
3354 (trunctfsf2): Change to trunctfsf2_fprs.
3355 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3356 depending on TARGET_E500_DOUBLE.
3357 (floatsitf2): Enable for E500 double.
3358 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3359 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3360 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3361 (negtf2): Change to negtf2_internal.
3362 (negtf2): New expander.
3363 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3364 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3365 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3366 (movdi_internal32): Use rs6000_nonimmediate_operand.
3367 (unnamed splitter): Likewise.
3368 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3369 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3370 (SPE64TF, DITI): New mode macros.
3371 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3374 (frob_<mode>_di_2): New.
3375 (frob_tf_di_8_2): New.
3376 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3378 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3380 (frob_ti_<mode>_8_2): New.
3381 (frob_ti_tf_2): New.
3382 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3383 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3385 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3386 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3387 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3388 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3389 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3390 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3393 2007-01-23 Ian Lance Taylor <iant@google.com>
3395 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3397 (OBJS-archive): Reformat, alphabetize.
3398 (OBJS): Change out_object_file to OBJS-md.
3400 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3402 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3403 JUMP_P and CALL_P predicates where applicable.
3404 * config/i386/i386.c: Ditto.
3405 * config/i386/i386.md: Ditto.
3406 * config/i386/mmx.md: Ditto.
3407 * config/i386/predicates.md: Ditto.
3409 2007-01-22 Andreas Schwab <schwab@suse.de>
3411 * config/m68k/m68k.h: Fix comment.
3413 2007-01-22 Jan Hubicka <jh@suse.cz>
3415 * passes.c (init_optimization_passes): Do not rerun
3416 pass_early_warn_uninitialized.
3418 2007-01-22 Richard Guenther <rguenther@suse.de>
3420 PR tree-optimization/30038
3421 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3423 (execute_cse_sincos_1): Likewise.
3424 (execute_cse_sincos): Likewise.
3425 (gate_cse_sincos): Likewise.
3426 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3427 the cexpi() canonicalization of sincos().
3428 * tree-pass.h (pass_cse_sincos): Declare.
3429 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3431 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3433 PR rtl-optimization/29329
3434 * combine.c (replaced_rhs_insn): Rename to i2mod.
3435 (replaced_rhs_value): Rename to i2mod_new_rhs.
3436 (i2mod_old_rhs): New global variable.
3437 (combine_instructions): Adjust for above change. Save a copy of
3438 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3439 note are substituted in the second instruction.
3440 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3441 ditch the note if it pertains to the second eliminated register
3442 and this register is mentioned in i2mod_old_rhs.
3445 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3447 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3448 the insn to which the note was originally attached.
3450 2007-01-21 Jan Hubicka <jh@suse.cz>
3452 * ipa-inline.c (inlining_mode): Comment, move up.
3453 (cgraph_decide_inlining_incrementally): Do not perform inlining
3454 itself; fix handling of flattening of self recursive functions.
3455 (cgraph_find_cycles): Remove.
3456 (cgraph_flatten_node): Remove.
3457 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3458 (try_inline): New function.
3459 (cgraph_early_inlining): Update call of
3460 cgraph_decide_inlining_incrementally. Apply inlining here.
3461 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3463 2007-01-21 Dirk Mueller <dmueller@suse.de>
3466 * tree-vrp.c (check_array_bounds): do not warn
3467 about ADDR_EXPR's of ARRAY_REF's which are immediately
3468 used in binary expressions.
3470 2007-01-21 Ira Rosen <irar@il.ibm.com>
3472 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3473 read_write_dep and macros for its access.
3474 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3475 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3476 argument, call vect_check_interleaving for every independent pair of
3477 data-refs. Mark loads that access the same memory location as a store
3479 (vect_check_dependences): Remove.
3480 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3481 call, fix the call to vect_analyze_data_ref_dependence.
3482 (vect_analyze_data_ref_access): For statements that access the same
3483 data-ref, check that they are not stores; for loads, check that there
3484 is no store that access the same location.
3486 2007-01-20 Roger Sayle <roger@eyesopen.com>
3487 Joseph Myers <joseph@codesourcery.com>
3489 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3490 (-fdump-rtl-stack): Likewise.
3491 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3492 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3493 (-mpt-fixed): Use @minus{} for minus sign.
3494 (Using Precompiled Headers): Fix under/overfull hbox.
3496 2007-01-20 Jan Hubicka <jh@suse.cz>
3498 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3499 place within annotation.
3501 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3503 * pa.c (output_move_double): Change array size of xoperands to 4.
3505 2007-01-20 Jan Hubicka <jh@suse.cz>
3507 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3510 2007-01-19 Ian Lance Taylor <iant@google.com>
3512 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3513 constant to unsigned HOST_WIDE_INT before negating.
3515 2007-01-19 Ian Lance Taylor <iant@google.com>
3517 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3519 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3520 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3521 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3522 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3523 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3524 (realloc_vdef, realloc_vuse): Change second parameter to
3526 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3528 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3529 unsigned. Change x and lim locals to unsigned.
3530 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3532 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3533 (copy_virtual_operands): Change i and n locals to unsigned.
3535 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3538 * builtins.c (fold_builtin_1): Handle builtin fdim.
3540 2007-01-20 Jan Hubicka <jh@suse.cz>
3542 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3543 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3544 init_alias_heapvars.
3545 (init_alias_heapvars): Initialize only when not already initialized.
3546 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3548 2007-01-19 Roger Sayle <roger@eyesopen.com>
3550 * common.opt (fsigned-zeros): New command line option.
3551 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3552 of flag_unsafe_math_optimizations.
3553 * opts.c (set_fast_math_flags): The -ffast-math command line option
3554 implies -fno-signed-zeros.
3555 (fast_math_flags_set_p): Likewise.
3557 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3558 the documentation of -ffast-math appropriately. Wrap long lines.
3560 2007-01-19 Steve Ellcey <sje@cup.hp.com>
3562 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
3563 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
3565 2007-01-19 Tomas Bily <tbily@suse.cz>
3567 * cgraphunit.c (cgraph_finalize_function): Updating of pid
3569 (tree_init_ic_make_global_vars): New function
3570 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
3571 (tree_gen_ic_profiler): New function
3572 (tree_gen_ic_func_profiler): New function
3573 (tree_profiling): Added calling of tree_gen_ic_func_profiler
3574 (tree_profile_hooks): Added hook for indirec/virtual calls
3575 * value-prof.c (tree_find_values_to_profile): New case for
3577 (tree_values_to_profile): Call for determining indirect/virtual
3579 (tree_indirect_call_to_profile): New function
3580 (tree_ic_transform): New function
3581 (tree_ic): New function
3582 (find_func_by_pid): New function
3583 (init_pid_map): New function
3584 (tree_value_profile_transformations): Added check for
3585 indirect/virtual call transformation
3586 * value-prof.h (enum hist_type): New counter type for
3587 indirect/virtual calls
3588 (profile_hooks): Added new hook for profiling indirect/virtual
3590 * profile.c (instrument_values): New case for indirect/virtual
3592 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
3593 (GCOV_COUNTER_V_INDIR): New counter type
3594 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
3595 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
3597 * cgraph.c: Definition of cgraph_max_pid
3598 (cgraph_create_node): Default init of pid attribute
3599 * cgraph.h: Declaration of cgraph_max_pid
3600 (struct cgraph_node): Added pid attribute
3601 * libgcov.c (__gcov_indirect_call_profiler): New function
3602 (__gcov_one_value_profiler_body): New function
3603 (__gcov_one_value_profiler): Body was moved to
3604 __gcov_one_value_profiler_body and calls it
3606 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
3608 * doc/gty.texi (Options): Document the mark_hook option to GTY.
3609 * gengtype.c (write_types_data, write_func_for_structure,
3610 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
3611 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
3612 (walk_type, write_func_for_structure): Generate the mark_hook if
3615 2007-01-19 Jan Hubicka <jh@suse.cz>
3617 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
3618 'early' argument take inlining mode argument specifying whether to
3619 inline for size/speeed or all functions; add support for flattening;
3621 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
3623 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3626 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
3627 the name of the declared identifier.
3629 2007-01-19 Dirk Mueller <dmueller@suse.de>
3631 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
3632 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
3633 duplicate evaluation.
3635 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3637 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
3638 Macroize expander using X87MODEF12 mode macro. Extend operand 1
3639 to XFMode, use acosxf2 and truncate result to requested mode.
3640 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
3641 (asin<mode>2): Similarly, with asin expanders.
3642 (*fscalexf4_i387): Rename from *fscalexf4.
3643 (expNcorexf3): New expander.
3644 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
3645 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
3646 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
3647 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
3648 patterns for SSE math.
3649 (exp10<mode>2): Similarly, with exp10 expanders.
3650 (exp2<mode>2): Similarly, with exp2 expanders.
3651 (expm1<mode>2): Similarly, with expm1 expanders.
3652 (ldexp<mode>3): Similarly, with ldexp expanders.
3653 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
3654 Use gen_truncxf<mode>2_i387_noop to truncate result.
3656 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3658 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
3659 for ColdFire targets.
3661 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
3662 Richard Sandiford <richard@codesourcery.com>
3664 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
3665 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
3666 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
3667 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
3668 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3669 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3671 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3673 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
3674 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
3675 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
3676 (*adddi_dilshr32_cf): New pattern.
3677 (adddi3, subdi3): Remove first alternatives.
3679 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3681 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
3682 implemented using move.l, do not use its cc result for floating-point
3685 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3687 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
3688 from accepting 's' constraints if flag_pic.
3690 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3692 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
3693 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
3694 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
3695 condition from TARGET_68881 to TARGET_HARD_FLOAT.
3697 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
3699 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
3700 ColdFire alternatives.
3701 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
3702 * config/m68k/m68k.md (clzsi2): Define for ColdFire
3703 architectures that support ff1 instruction.
3705 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3706 Julian Brown <julian@codesourcery.com>
3708 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
3709 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
3710 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
3713 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3715 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
3717 (output_move_const_into_data_reg, output_move_simode_const): Delete.
3718 * config/m68k/m68k.c (const_method, const_int_cost): Take a
3719 HOST_WIDE_INT instead of an rtx.
3720 (m68k_rtx_costs): Update call accordingly.
3721 (output_move_const_into_data_reg): Likewise. Fix formatting.
3722 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
3724 (output_move_simode_const): Update calls after above changes.
3725 Rework to use automatic variables and predicates like MEM_P.
3726 * config/m68k/m68k.md (pushexthisi_const): Update call to
3729 2007-01-19 Dirk Mueller <dmueller@suse.de>
3731 * tree-ssa-alias.c (perform_var_substitution): Fix typo
3734 2007-01-19 Richard Guenther <rguenther@suse.de>
3736 * builtins.c (expand_builtin_cexpi): Fall back to expanding
3737 via cexp in case sincos is not available.
3739 2007-01-19 Richard Guenther <rguenther@suse.de>
3741 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
3742 * defaults.h (TARGET_HAS_SINCOS): Default to off.
3743 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
3744 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
3745 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
3746 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
3747 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
3748 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
3750 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3752 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
3754 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
3755 (atan2xf3): Directly generate RTL pattern.
3756 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
3757 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3758 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3759 disable patterns for SSE math.
3760 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
3761 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3762 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3763 disable patterns for SSE math.
3765 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
3767 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
3769 2007-01-18 Roger Sayle <roger@eyesopen.com>
3771 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
3772 VIEW_CONVERT_EXPR to the same type as it's operand.
3774 2007-01-18 David Edelsohn <edelsohn@gnu.org>
3776 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
3777 configured for long double 128.
3779 2007-01-18 Mike Stump <mrs@apple.com>
3781 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
3784 2007-01-18 Michael Meissner <michael.meissner@amd.com>
3786 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
3789 2007-01-18 Jan Hubicka <jh@suse.cz>
3791 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
3792 greater than NUM_VOP_FREE_BUCKETS.
3794 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
3796 * tree-ssa-structalias.c: Update comments.
3797 (ptabitmap_obstack): Removed.
3799 (oldpta_obstack): Ditto.
3800 (stats): Add a few members.
3801 (struct variable_info): Remove node, complex, address_taken, and
3802 indirect_target members. Add oldsolution member.
3803 (new_var_info): Do not initialize removed members.
3804 (constraint_expr_type): Remove INCLUDES.
3805 (constraint_graph): Add size, implicit_preds, rep,
3806 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
3807 (FIRST_REF_NODE): New macro.
3808 (LAST_REF_NODE): Ditto.
3809 (FIRST_ADDR_NODE): Ditto.
3810 (find): New function.
3812 (dump_constraint): Do not handle INCLUDES.
3813 (insert_into_complex): Do not insert duplicate constraints.
3814 (condense_varmap_nodes): Renamed and rewritten into ...
3815 (merge_node_constraints): This. Also fix bug in handling of
3816 offseted copy constraints.
3817 (clear_edges_for_node): No longer need to deal with preds at all,
3818 or removing associated preds/succs.
3819 (merge_graph_nodes): Deal with indirect_cycles.
3820 Don't deal with predecessors.
3821 (add_implicit_graph_edge): New function.
3822 (add_pred_graph_edge): Ditto.
3823 (add_graph_edge): Don't deal with predecessors.
3824 (build_constraint_graph): Removed.
3825 (build_pred_graph): New function.
3826 (build_succ_graph): Ditto.
3827 (struct scc_info): Removed in_component. Added roots, dfs, and
3828 node_mapping. Remove visited_index, unification_queue.
3829 (scc_visit): Deal with union-find we do now.
3830 Deal with cycles with REF nodes.
3831 (collapse_nodes): Renamed and rewritten to ...
3832 (unify_nodes): This.
3833 (process_unification_queue): Removed.
3834 (topo_visit): Cleanup
3835 (do_da_constraint): Use find.
3836 (do_sd_constraint): Ditto.
3837 (do_ds_constraint): Ditto.
3838 (do_complex_constraint): Ditto.
3839 (init_scc_info): Update for removed and added members.
3840 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
3841 (find_indirect_cycles): This.
3842 (equivalence_class): New variable.
3843 (label_visit): New function.
3844 (perform_variable_substitution): Rewritten.
3845 (free_var_substitution_info): New function.
3846 (find_equivalent_node): Ditto.
3847 (move_complex_constraints): Ditto.
3848 (eliminate_indirect_cycles): Ditto.
3849 (solve_graph): Only propagate changed bits.
3850 Use indirect cycle elimination.
3852 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
3853 (tree_id_eq): Renamed to ...
3854 (tree_vi_eq): This. Update for member change
3855 (insert_id_for_tree): Renamed and rewritten to ...
3856 (insert_vi_for_tree): This.
3857 (lookup_id_for_tree): Renamed and rewritten to ...
3858 (lookup_vi_for_tree): This.
3859 (get_id_for_tree): Renamed and rewritten to ...
3860 (get_vi_for_tree): Ditto.
3861 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
3862 (process_constraint): Don't handle INCLUDES.
3863 Remove special ADDRESSOF case.
3864 (find_func_aliases): Rewrite to use vi functions instead of id
3866 (create_function_info_for): Ditto.
3867 (create_variable_info_for): Ditto.
3868 (intra_create_variable_infos): Ditto.
3869 (merge_smts_into): Ditto.
3870 (find_what_p_points_to): Ditto.
3871 (init_base_vars): Ditto.
3872 (init_alias_vars): Ditto.
3873 (remove_preds_and_fake_succs): New function.
3874 (dump_sa_points_to_info): Dump new stats.
3875 (dump_solution_for_var): Use find.
3876 (set_used_smts): Fix formatting.
3877 (compute_points_to_sets): Updated for new functions.
3878 (ipa_pta_execute): Ditto.
3880 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3881 Richard Sandiford <richard@codesourcery.com>
3883 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
3885 * calls.c (expand_call): If the return value is a PARALLEL,
3886 extract its first member.
3887 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
3888 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
3889 use FUNCTION_EXTRA_EPILOGUE.
3890 (m68k_function_value): Return a PARALLEL if the return value
3891 is of a pointer type.
3892 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
3893 (FUNCTION_EXTRA_EPILOGUE): Remove.
3894 * config/m68k/m68k.md (D0_REG): New constant.
3896 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3898 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
3899 output a NOP for empty epilogues.
3901 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3903 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
3904 before function. Extend register save check to include all
3905 registers, not just integer ones.
3907 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3909 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
3910 (m68k_use_return_insn): ...this.
3911 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
3912 * config/m68k/m68k.c (use_return_insn): Rename to...
3913 (m68k_use_return_insn): ...this.
3914 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
3917 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3919 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
3920 nearest even, fix denormal rounding overflow.
3922 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3924 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
3925 f%$smove and f%$move.
3926 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
3927 (extendsfdf2_cf): Use fdmove instead of f%&move.
3928 (truncdfsf2_cf): Use fsmove instead of f%$smove.
3929 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
3931 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3933 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
3936 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3938 * real.h (real_format): Add a canonical_nan_lsbs_set field.
3939 (coldfire_single_format): Declare.
3940 (coldfire_double_format): Likewise.
3941 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
3942 of qnan_msb_set to determine the lower bits of a canonical
3944 (encode_ieee_double): Likewise.
3945 (encode_ieee_quad): Likewise.
3946 (ieee_single_format): Initialize canonical_nan_lsbs_set.
3947 (mips_single_format): Likewise.
3948 (ieee_double_format): Likewise.
3949 (mips_double_format): Likewise.
3950 (ieee_extended_motorola_format): Likewise.
3951 (ieee_extended_intel_96_format): Likewise.
3952 (ieee_extended_intel_128_format): Likewise.
3953 (ieee_extended_intel_96_round_53_format): Likewise.
3954 (ibm_extended_format): Likewise.
3955 (mips_extended_format): Likewise.
3956 (ieee_quad_format): Likewise.
3957 (mips_quad_format): Likewise.
3958 (vax_f_format): Likewise.
3959 (vax_d_format): Likewise.
3960 (vax_g_format): Likewise.
3961 (i370_single_format): Likewise.
3962 (i370_double_format): Likewise.
3963 (decimal_single_format): Likewise.
3964 (decimal_double_format): Likewise.
3965 (decimal_quad_format): Likewise.
3966 (c4x_single_format): Likewise.
3967 (c4x_extended_format): Likewise.
3968 (real_internal_format): Likewise.
3969 (coldfire_single_format): New real_format.
3970 (coldfire_double_format): Likewise.
3971 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
3972 canonical_nan_lsbs_set.
3973 (pdp11_d_format): Likewise.
3974 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
3975 if TARGET_COLDFIRE_CPU.
3977 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3979 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
3980 (output_call, m68k_legitimize_call_address): Declare.
3981 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
3982 parenthesees. Add support for a 'W' constraint.
3983 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
3984 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
3985 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
3986 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
3988 (override_options): Initialize them. Do not set flag_no_function_cse
3989 for TARGET_ID_SHARED_LIBRARY.
3990 (m68k_output_pic_call): Delete.
3991 (m68k_legitimize_call_address): New function.
3992 (print_operand): Remove the %o prefix. Handle the %p prefix.
3993 (output_call): New function.
3994 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
3995 target address from the GOT if symbolic jumps are not allowed.
3996 * config/m68k/m68k.md (call, general_operand): Do not set
3997 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
3998 Merge separate flag_pic and !flag_pic define_insns into...
3999 (*call, *call_value): ...these new patterns. Match the address
4000 rather than the containing MEM and require it to be a call_operand.
4001 Use output_call to generate the asm template.
4002 * config/m68k/predicates.md (const_call_operand): New predicate.
4003 (call_operand): Likewise.
4005 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4007 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4008 (STACK_GROWS_DOWNWARD): Define to 1.
4009 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4010 comments, emphasizing that these values are only defaults.
4011 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4012 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4014 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4016 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4018 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4019 Richard Sandiford <richard@codesourcery.com>
4021 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4022 (FP_REGNO_P): New macros.
4023 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4024 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4025 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4026 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4028 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4030 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4031 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4033 * config/m68k/t-floatlib: New file, extracting common code from...
4034 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4035 * config/m68k/t-uclinux: Here.
4036 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4037 routines on ColdFire targets.
4039 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4041 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4042 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4043 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4044 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4045 explicitly set MOTOROLA to 1.
4046 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4048 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4049 Nathan Sidwell <nathan@codesourcery.com>
4051 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4052 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4053 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4054 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4055 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4056 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4057 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4058 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4059 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4060 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4061 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4062 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4063 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4064 (DBX_REGISTER_NUMBER): Delete.
4065 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4066 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4067 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4069 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4071 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4072 * config/flat.h: New file.
4073 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4075 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4076 indirect references for -msep-data or -mid-shared-library.
4077 Do not use PC-relative code addresses either.
4078 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4080 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4081 for shared libraries and crt1.o for executables. Use crti.o and
4083 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4084 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4085 Do not add -elf2flt or -shared-lib-id options here.
4086 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4087 Pass -shared-lib-id if -mid-shared-library, taking the library
4088 identifier from -mshared-library-id if given, otherwise
4090 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4091 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4092 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4093 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4094 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4095 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4097 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4098 jump sequence for ISA A and ISA A+.
4099 (PICJUMP): Likewise.
4101 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4103 * config.gcc (m68k-*-uclinux*): Base the port on the common
4104 and m68k GNU/Linux files rather than on the generic ELF ones.
4105 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4106 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4108 2007-01-18 Julian Brown <julian@codesourcery.com>
4109 Richard Sandiford <richard@codesourcery.com>
4111 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4112 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4113 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4115 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4117 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4119 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4121 * doc/install.texi: Document m68k-uclinuxoldabi.
4122 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4123 * config/m68k/uclinux-oldabi.h: New file, copied from
4124 config/m68k/uclinux.h.
4126 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4128 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4129 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4130 (m32r_compute_frame_size): Use unsigned for regno.
4131 (m32r_reload_lr): Use gen_frame_mem.
4133 (m32r_output_function_epilogue): Don't output the function epilogue
4135 (m32r_expand_epilogue): New.
4136 (direct_return): Return false if the function has the interrupt
4138 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4139 * config/m32r/m32r.md (epilogue): New expander.
4140 (return_lr, return_rte): New insns.
4141 (return): Make it expander.
4142 (return_normal): New expander.
4144 2007-01-18 Josh Conner <jconner@apple.com>
4147 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4148 support for UNLE, UNLT, UNGE, and UNGT.
4150 2007-01-18 Jan Hubicka <jh@suse.cz>
4152 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4153 * tree-tailcall (add_virtual_phis): Likewise.
4154 (optimize_tail_call): Return TODOs.
4155 (execute_tail_calls): Return TODOs.
4156 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4157 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4159 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4160 Cleanup cfg using TODO.
4161 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4162 * passes.c (execute_function_todo): When cleanup did something, remove
4164 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4165 (make_edges): Don't cleanup_cfg.
4167 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4169 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4170 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4171 operate on the top of stack.
4172 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4173 register handling of instructions that output to the second
4175 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4176 (move_for_stack_reg): Special-case check for dead destination
4177 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4179 * config/i386/i386.md (UNSPEC_TAN): New constant.
4180 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4181 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4182 to correctly model move of constant 1.0 to top stack slot.
4183 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4184 (unnamed peephole2 pattern): Remove corresponding peephole2
4185 pattern that optimizes tan insn and loading of constant 1.0.
4186 (tanxf2): Use fptanxf4_i387.
4187 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4188 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4189 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4190 disable patterns for SSE math.
4191 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4192 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4194 2007-01-18 Dirk Mueller <dmueller@suse.de>
4195 Richard Guenther <rguenther@suse.de>
4198 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4199 * common.opt (Warray-bounds): Add new warning option.
4200 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4202 * Makefile.in: make tree-vrp.o depend on toplev.h
4203 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4205 (check_array_refs, check_array_bounds, check_array_ref): New.
4207 2007-01-18 Jan Hubicka <jh@suse.cz>
4209 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4210 (execute_ssa_ccp): Return flags conditionally.
4211 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4213 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4215 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4217 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4218 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4220 * Makefile.c (GTFILES): Add cfglayout.h.
4221 * gengtype.c (open_base_files): Likewise.
4222 * cfglayout.c (cfg_layout_function_footer,
4223 cfg_layout_function_header) Reindent to make gengtype happy.
4224 * cfglayout.h (cfg_layout_function_footer,
4225 cfg_layout_function_header): Add GTY(()) marker.
4227 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4229 2007-01-18 Ben Elliston <bje@au.ibm.com>
4231 * genautomata.c (write_automata): Include xstrerror output in the
4232 error message if writing the DFA description file fails.
4234 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4236 * config/mips/mips-protos.h (mips_output_external): Make it
4238 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4239 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4240 (extern_list): Likewise.
4241 (extern_head): Likewise.
4242 (TARGET_ASM_FILE_END): Likewise.
4243 (mips_file_end): Likewise.
4244 (mips_output_external): Rewritten.
4246 2007-01-18 Ben Elliston <bje@au.ibm.com>
4248 * genpreds.c (write_insn_preds_c): Only write out the function
4249 body for regclass_for_constraint if we have register constraints.
4251 2007-01-17 Tom Tromey <tromey@redhat.com>
4253 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4254 * doc/install.texi (Testing): Use sourceware.org.
4255 (Binaries): Likewise.
4256 (Specific): Likewise.
4257 * doc/contrib.texi (Contributors): Use sourceware.org.
4259 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4261 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4262 (AVR_ENHANCED): Rename to ...
4263 (AVR_HAVE_MUL): ... new.
4264 (avr_enhanced_p): Rename to ...
4265 (avr_have_mul_p): ... new.
4266 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4267 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4268 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4269 (avr_have_mul_p): ... new.
4270 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4271 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4272 'avr_enhanced_p' and 'enhanced'.
4273 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4274 AVR_HAVE_MUL instead of AVR_ENHANCED.
4275 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4276 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4277 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4278 instead of AVR_ENHANCED.
4279 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4280 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4281 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4283 2007-01-17 Ian Lance Taylor <iant@google.com>
4285 * vec.h (VEC_reserve_exact): Define.
4286 (vec_gc_p_reserve_exact): Declare.
4287 (vec_gc_o_reserve_exact): Declare.
4288 (vec_heap_p_reserve_exact): Declare.
4289 (vec_heap_o_reserve_exact): Declare.
4290 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4292 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4294 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4295 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4296 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4297 * vec.c (calculate_allocation): Add exact parameter. Change all
4299 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4300 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4301 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4302 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4303 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4304 (vec_heap_p_reserve_exact): New function.
4305 (vec_heap_o_reserve_exact): New function.
4307 2007-01-17 Jan Hubicka <jh@suse.cz>
4309 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4311 2007-01-17 Eric Christopher <echristo@apple.com>
4313 * config.gcc: Support core2 processor.
4315 2007-01-16 Jan Hubicka <jh@suse.cz>
4317 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4318 the names, just unlink the chain so we don't crash on dangling pointers
4321 2007-01-16 Jan Hubicka <jh@suse.cz>
4323 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4324 * tree-pass.h: Reorder to make IPA passes appear toegher.
4325 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4326 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4327 parameters, do not call early inliner.
4328 * ipa-inline.c: Update comments. Include tree-flow.h
4329 (cgraph_decide_inlining): Do not compute inlining parameters.
4330 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4331 be called with function context set up.
4332 (pass_ipa_inline): Remove unreachable functions before pass.
4333 (cgraph_early_inlining): Simplify assuming to be called from the
4335 (pass_early_inline): New pass.
4336 (cgraph_gate_ipa_early_inlining): New gate.
4337 (pass_ipa_early_inline): Turn into simple wrapper.
4338 (compute_inline_parameters): New function.
4339 (gate_inline_passes): New gate.
4340 (pass_inline_parameters): New pass.
4341 (apply_inline): Move here from tree-optimize.c
4342 (pass_apply_inline): New pass.
4343 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4345 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4347 (tree_function_versioning): Do not allocate dummy struct function.
4348 * tree-inline.h (optimize_inline_calls): Update prototype.
4349 * tree-optimize.c (execute_fixup_cfg): Export.
4350 (pass_fixup_cfg): Remove
4351 (tree_rest_of_compilation): Do not apply inlines.
4352 * tree-flow.h (execute_fixup_cfg): Declare.
4353 * Makefile.in (gt-passes.c): New.
4354 * passes.c: Include gt-passes.h
4355 (init_optimization_passes): New passes.
4356 (nnodes, order): New static vars.
4357 (do_per_function_toporder): New function.
4358 (execute_one_pass): Dump current pass here.
4359 (execute_ipa_pass_list): Don't dump current pass here.
4361 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4363 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4364 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4366 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4368 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4369 (strong_alias): Define.
4370 (__gcc_qmul): Provide non-FMA for soft-float.
4376 (__gcc_qunord): New.
4386 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4387 soft-float functions.
4388 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4389 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4390 about long double soft float.
4392 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4393 Tehila Meyzels <tehila@il.ibm.com>
4395 * tree-vectorizer.h (is_pattern_stmt_p): New.
4396 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4397 formatting (tabs instead of spaces). Cleanup and clarify setting
4398 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4399 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4400 (vectorizable_type_demotion): Check that types are integral.
4401 (vectorizable_type_promotion): Likewise.
4402 (vectorizable_store): Fix typo. Eliminate new-line at end of
4405 2007-01-16 Jan Hubicka <jh@suse.cz>
4407 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4410 2007-01-15 Eric Christopher <echristo@apple.com>
4412 * ifcvt.c: Include vec.h, vecprim.h.
4413 (check_cond_move_block): New argument regs.
4414 Reorganize. Add registers used to regs.
4415 (cond_move_process_if_block): Use regs set above as
4418 2007-01-15 Eric Christopher <echristo@apple.com>
4420 * config/darwin.h: Update copyright.
4421 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4422 (LINK_COMMAND_SPEC): Add -u.
4423 (LINK_SPEC): Fix umbrella for above.
4425 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4427 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4430 2007-01-15 Tom Tromey <tromey@redhat.com>
4432 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4433 * doc/install.texi (Testing): Don't mention jacks.
4434 (Configuration): Document --enable-java-maintainer-mode. Move
4435 --with-java-home to libgcj-specific section. Document
4437 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4439 2007-01-15 Jan Hubicka <jh@suse.cz>
4441 * tree-ssa-dce.c (DCE_TODOs): New.
4442 (propagate_necessity): Return if something changed.
4443 (eliminate_unnecessary_stmts): Likewise.
4444 (perform_tree_ssa_dce): Return TODO flags when needed.
4445 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4447 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4449 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4450 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4451 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4452 patterns using X87MODEF12 mode macro. Extend operand 1
4453 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4454 (log10<mode>2): Ditto.
4455 (log2<mode>2): Ditto.
4456 (log1p<mode>2): Ditto.
4457 (logb<mode>2): Ditto.
4458 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4459 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4460 (*fxtractxf3_i387): Rename from *fxtractxf3.
4461 (fxtract_extend<mode>xf3_i387): New insn pattern.
4462 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4463 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4464 and gen_fyl2xxf3_i387().
4466 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4468 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4469 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4470 get_loop_exit_edges. Changed return type to bool.
4471 * cfgloop.h (fix_loop_placement): Declaration removed.
4473 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4475 * param.h (MIN_VECT_LOOP_BOUND): New.
4476 * params.def (MIN_VECT_LOOP_BOUND): New.
4477 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4478 argument - minimum threshold for number of iterations.
4479 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4480 argument to declaration.
4481 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4482 MIN_VECT_LOOP_BOUND.
4483 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4484 slpeel_tree_peel_loop_to_edge with additional argument.
4485 (vect_do_peeling_for_alignment): Likewise.
4486 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4488 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4491 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4494 2007-01-14 Jan Hubicka <jh@suse.cz>
4496 * tree-dfa.c (remove_referenced_var): New function.
4497 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4498 prune referenced vars list too.
4499 * tree-flow.h (remove_referenced_var): Declare.
4501 2007-01-14 Jan Hubicka <jh@suse.cz>
4503 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4505 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4506 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4507 * except.h (verify_eh_throw_table_statements): Kill prototype.
4508 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4509 into call exrepssions.
4510 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4512 * tree-cfg.c: Include pointer-set.h.
4513 (verify_node_sharing): Work on pointer set.
4514 (verify_eh_throw_stmt_node): New.
4515 (verify_stmts): Use pointers sets, verify throw_stmt.
4517 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4519 * ipa-reference.c (analyze_function): Consider also addresses taken
4522 2007-01-12 Roger Sayle <roger@eyesopen.com>
4524 * c-typeck.c (null_pointer_constant_p): Replace use of
4525 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4526 (build_c_cast): Likewise.
4528 2007-01-12 Roger Sayle <roger@eyesopen.com>
4530 * tree.h (force_fit_type_double): Remove unused final argument.
4531 * c-common.c (constant_expression_warning): Replace use of
4532 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4533 (convert_and_check): Likewise.
4534 (shorten_compare): Update call to force_fit_type_double.
4535 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4536 * convert.c (convert_to_pointer): Update call to
4537 force_fit_type_double.
4538 * fold-const.c (force_fit_type_double): Remove overflowed_const
4540 (int_const_binop, fold_convert_const_int_from_int,
4541 fold_convert_const_int_from_real, fold_div_compare,
4542 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4543 fold_abs_const, fold_not_const): Remove the final argument from
4544 calls to force_fit_type_double.
4546 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4548 * configure.ac: Set insn to "nop" for spu-*-* also.
4549 * configure: Regenerate.
4551 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4553 * builtins.def : Add BUILT_IN_FREE.
4555 2007-01-12 Jan Hubicka <jh@suse.cz>
4557 PR tree-optimization/30443
4558 * tree-inline.c (tree_function_versioning): Do not optimize when
4559 cloning for inlining.
4561 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
4563 * doc/loop.texi: Document recording of loop exits.
4564 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
4565 (update_single_exits_after_duplication,
4566 update_single_exit_for_duplicated_loop,
4567 update_single_exit_for_duplicated_loops): Removed.
4568 (duplicate_loop_to_header_edge): Do not call
4569 update_single_exits_after_duplication and
4570 update_single_exit_for_duplicated_loops.
4571 (loop_version): Do not update single_exit information.
4572 (fix_loop_structure): Use record_loop_exits instead of
4573 mark_single_exit_loops.
4574 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
4575 the lists of loop exits.
4576 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
4577 split_edge, merge_blocks): Update the lists of loop exits.
4578 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
4579 loop_optimizer_init.
4580 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
4581 of mark_single_exit_loops.
4582 (loop_optimizer_finalize): Call release_recorded_exits.
4583 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
4584 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
4585 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
4586 update single exit information.
4587 * lambda-code.c (perfect_nestify): Ditto.
4588 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
4589 (mark_single_exit_loops): Removed.
4590 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
4591 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
4592 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
4594 (get_loop_exit_edges, single_exit): Use recorded exit lists.
4595 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
4596 (verify_loop_structure): Verify consistency of the exit lists.
4597 (flow_loops_find): Use alloc_loop. Initialize exits hash.
4598 (set_single_exit): Removed.
4599 * cfgloop.h (struct loop_exit): New function.
4600 (struct loop): single_exit_ field replaced by exits field.
4601 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
4602 (struct loops): Added exits hash.
4603 (mark_single_exit_loops, set_single_exit): Declaration removed.
4604 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
4606 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4608 * doc/invoke.texi: Avoid use of @headitem.
4610 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4612 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
4614 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4616 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
4619 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4620 Richard Sandiford <richard@codesourcery.com>
4622 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
4623 * config/m68k/m68k.opt: Resort options.
4624 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
4626 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4627 Richard Sandiford <richard@codesourcery.com>
4629 * doc/invoke.texi: Document the macros that are defined by
4630 m68k's -mtune and -mhard-float options.
4631 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
4632 (m68k_cpp_cpu_family): Likewise.
4633 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
4634 of __ucfv*__ macros. Define __mcffpu__ if generating code for
4635 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
4636 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
4637 (m68k_cpp_cpu_family): Likewise.
4639 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4641 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
4642 macros besides mc68000 as tuning macros. Use a switch statement
4643 to set them and mcpu32.
4645 2007-01-12 Julian Brown <julian@codesourcery.com>
4647 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
4648 (TARGET_68040_ONLY): Rename to...
4649 (TARGET_68040): ...this.
4650 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
4651 * config/m68k/m68k.md: Likewise.
4653 2007-01-12 Julian Brown <julian@codesourcery.com>
4654 Nathan Sidwell <nathan@codesourcery.com>
4655 Richard Sandiford <richard@codesourcery.com>
4657 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
4658 the -mcpu= argument associated with the --with-cpu setting.
4659 Define M68K_DEFAULT_TUNE to the default -mtune= option,
4660 if different from the one implied by the -mcpu setting.
4661 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
4662 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
4663 * doc/invoke.texi: Mention ColdFire in the introduction to the
4664 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
4665 -mno-div and -mhard-float options. Make -m68881 a synonym for
4666 -mhard-float. Document the previously-undocumented -m5206e,
4667 -m528x, -m5307 and -m5407 options. Tweak the existing option
4668 documentation for consistency.
4669 * doc/install.texi: Mention new --with-cpu arguments.
4670 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
4671 default CPU if neither -mcpu nor -march are specified.
4672 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
4673 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
4674 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
4675 using m68k_tune to decide between families that implement the
4676 same ISA. Use m68k_tune to set __mcfv4e__.
4677 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
4678 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
4679 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
4680 (FL_ISA_C, FL_ISA_MMU): New macros.
4681 (MASK_COLDFIRE): Delete.
4682 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
4683 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
4684 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
4685 (TARGET_HARD_FLOAT): Do not define here.
4686 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
4687 (TUNE_68000): New macro.
4688 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
4689 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
4690 (TUNE_CFV2): Redefine in terms of m68k_tune.
4691 (uarch_type, target_device, fpu_type): New enums.
4692 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
4693 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
4694 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
4695 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
4696 (FL_FOR_isa_c): New macros.
4697 (m68k_isa): New enum.
4698 (m68k_target_selection): New structure.
4699 (all_devices, all_isas, all_microarchs): New tables.
4700 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
4701 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
4702 (MASK_ALL_CPU_BITS): Delete.
4703 (m68k_find_selection): New function.
4704 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
4705 Map the legacy target options to a combination of the new ones.
4706 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
4707 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
4708 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
4710 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
4711 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
4713 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
4714 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
4715 * config/m68k/m68k-devices.def: New file.
4717 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4718 Nathan Sidwell <nathan@codesourcery.com>
4720 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
4721 (SUBTARGET_EXTRA_SPECS): New macros.
4722 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
4723 use %(asm_cpu_spec) instead.
4724 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
4725 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
4726 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
4727 (EXTRA_SPECS): Rename to...
4728 (SUBTARGET_EXTRA_SPECS): ...this.
4730 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4731 Richard Sandiford <richard@codesourcery.com>
4732 Julian Brown <julian@codesourcery.com>
4734 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4735 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
4736 to the configuration's default CPU.
4737 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
4738 Remove default masks.
4739 (m680[012]0-*-*): Set the default with_cpu to the first part of
4741 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
4742 (m68k*-*-linux): Extend the --with-cpu handling to...
4743 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
4744 and m68010. Don't set target_cpu_default2.
4745 * doc/install.texi: Document --with-cpu for m68k.
4746 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
4747 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
4748 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
4749 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
4750 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
4751 (ASM_SPEC): Remove use of %(asm_cpu_default).
4752 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
4753 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
4754 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
4755 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
4756 __HAVE_FPU__ if TARGET_HARD_FLOAT.
4757 (TARGET_DEFAULT): Delete.
4758 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
4759 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
4760 (CPP_CPU_SPEC): Delete.
4761 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
4762 the appropriate string.
4763 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
4764 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
4765 (ASM_SPEC): Don't use %(asm_default_spec).
4766 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
4767 TARGET_DEFAULT and add MASK_68881.
4768 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
4770 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4772 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
4773 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
4774 MASK_68010 alongside MASK_68020.
4775 * doc/invoke.texi: Document -m68010.
4776 * config/m68k/m68k.opt (m68010): New.
4777 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
4779 (TUNE_68010): New macro.
4780 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
4781 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
4782 (M68K_CPU_m68332): Add MASK_68010.
4783 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
4784 fallback definition.
4785 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
4787 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
4788 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
4789 to all entries that use MASK_68020.
4790 (output_move_simode_const, output_move_himode, output_move_qimode)
4791 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
4792 instead of TARGET_68020 to select clr behavior. Remove comment
4793 about there being no TARGET_68010.
4794 * config/m68k/m68k.md: Likewise throughout.
4796 2007-01-12 Julian Brown <julian@codesourcery.com>
4798 * config/m68k/m68k.h (TARGET_ISAB): New macro.
4799 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
4800 * config/m68k/m68k.md: Likewise.
4802 2007-01-12 Julian Brown <julian@codesourcery.com>
4804 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
4805 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
4807 2007-01-12 Julian Brown <julian@codesourcery.com>
4809 * config/m68k/m68k.h (TUNE_68040_60): New macro.
4810 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
4811 * config/m68k/m68k.md: Likewise.
4813 2007-01-12 Julian Brown <julian@codesourcery.com>
4814 Richard Sandiford <richard@codesourcery.com>
4816 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
4817 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
4818 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
4820 (TARGET_CPU32): Rename to...
4821 (TUNE_CPU32): ...this.
4822 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
4823 (TUNE_CFV2): New macros.
4824 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
4825 remove conditions that are implied by TARGET_68020.
4826 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
4827 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
4828 (m68k_output_function_epilogue): Likewise.
4829 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
4830 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
4831 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
4832 non-68000 timings. Refactor multiplication and division costs.
4833 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
4834 TUNE_CPU32 instead of TARGET_CPU32.
4835 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
4836 and TUNE_68060 instead of TARGET_68060.
4837 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
4838 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
4840 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
4841 && !TARGET_COLDFIRE" to choose between moveq and clr.
4842 Likewise in the unnamed movsf pattern.
4843 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
4844 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
4847 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4849 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
4850 of tabbing before backslashes.
4852 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4854 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
4855 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
4856 (ASM_OUTPUT_INTERNAL_LABEL): Define.
4858 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4860 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
4861 find_interesting_uses_cond.
4862 (find_interesting_uses_cond): Use extract_cond_operands.
4863 (rewrite_use_compare): Use extract_cond_operands and
4864 force_gimple_operand_bsi. Do not call update_stmt.
4865 (determine_use_iv_cost_condition): Use extract_cond_operands.
4866 Return cheaper of using original bound and changing the exit bound.
4868 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4870 PR tree-optimization/29516
4871 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
4872 most_expensive_mult_to_index, addr_to_parts,
4873 create_mem_ref, maybe_fold_tmr): Make the type of
4874 fields of TARGET_MEM_REF sizetype.
4875 (move_fixed_address_to_symbol, move_pointer_to_base):
4877 * tree.def (TARGET_MEM_REF): Add comment on types of
4880 2007-01-11 Joseph Myers <joseph@codesourcery.com>
4882 * c-common.c (vector_types_convertible_p): Treat opaque types as
4883 always convertible if they have the same size, but not otherwise.
4885 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
4887 * ifcvt.c (struct noce_if_info): Add comments to the fields.
4888 Remove the b_unconditional field.
4889 (noce_try_sign_mask): Do not look at b_unconditional.
4890 (noce_process_if_block): Do not use merge_if_blocks. Update
4891 the CFG here. Do not set b_unconditional.
4892 (cond_move_process_if_block): Likewise.
4893 (find_cond_trap): Likewise.
4894 (check_cond_move_block): Require simple jump insns at the end
4897 2007-01-11 Jan Hubicka <jh@suse.cz>
4899 PR tree-optimization/1046
4900 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
4901 when alias info is not ready.
4902 (pass_tail_recursion): Do not require aliasing.
4903 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
4904 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
4905 * tree-ssa-copy.c (pass_copy_prop): Likewise.
4906 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
4907 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
4908 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
4909 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
4911 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
4912 When aliasing is not build, mark statement as volatile.
4914 2007-01-11 Tom Tromey <tromey@redhat.com>
4916 PR preprocessor/15185, PR preprocessor/20989:
4917 * doc/cppopts.texi <-MT>: Update description of algorithm for
4918 computing default target.
4919 <-M, -MD>: Reword "basename" text.
4921 2007-01-11 Roger Sayle <roger@eyesopen.com>
4923 * builtins.c (expand_builtin_pow, expand_builtin_powi,
4924 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
4925 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4926 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
4927 fold_builtin_bswap, real_constp, fold_builtin_pow,
4928 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
4929 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
4930 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4931 * convert.c (convert_to_pointer): Likewise.
4932 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4933 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
4934 const_binop, fold_convert_const_int_from_int,
4935 fold_convert_const_int_from_real,
4936 fold_convert_const_real_from_real, sign_bit_p,
4937 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
4938 fold_sign_changed_comparison, fold_unary, fold_comparison,
4939 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
4940 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
4941 * print-tree.c (print_node_brief, print_node): Likewise.
4942 * stor-layout.c (place_field, layout_type): Likewise.
4943 * tree-chrec.c (keep_cast): Likewise.
4944 * tree.c (build_vector, build_real, build_real_from_int_cst,
4945 build_complex): Likewise.
4947 2007-01-11 Roger Sayle <roger@eyesopen.com>
4949 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
4950 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
4952 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
4954 * configure.ac (strict1_warn): Rename to strict_warn.
4955 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
4956 cc_set_by_configure, quoted_cc_set_by_configure,
4957 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
4958 all_boot_languages, all_stagestuff): Remove.
4959 (target_list): Remove bootstrap targets.
4960 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
4961 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
4962 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
4963 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
4964 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
4965 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
4966 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
4967 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
4968 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
4969 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
4970 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
4971 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
4972 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
4973 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
4974 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
4975 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
4976 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
4977 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
4978 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
4979 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
4980 (mostlyclean): Adjust.
4981 (clean, distclean): Don't mention bootstrap stuff.
4982 * configure: Regenerate.
4983 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
4984 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
4985 treelang/config-lang.in (stagestuff): Remove.
4986 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
4987 stageprofile, stagefeedback, stagestuff): Remove mention.
4989 2007-01-11 Nick Clifton <nickc@redhat.com>
4991 * config/mcore/predicates.md (mcore_general_movesrc_operand):
4993 (mcore_general_movdst_operand): Do not accept CONST_INTs.
4994 (mcore_arith_K_S_operand): Run the test for the S constraint not
4995 the test for the M constraint.
4996 (mcore_addsub_operand): Do not accept integer values that are
4997 larger than 32 bits.
4998 * config/mcore/mcore.md: Remove unused constraints from split.
4999 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5001 (allocate_stack): Likewise.
5002 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5003 operands to 32 bits.
5004 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5006 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5007 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5008 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5009 mcore_output_bclri, mcore_output_andn, output_inline_const,
5010 mcore_output_move, mcore_output_movedouble): Likewise.
5011 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5012 (output_inline_const): Likewise.
5013 (output_inline_const): Fix format strings used in sprintf
5015 * config/mcore/mcore-protos.h: Update prototypes for changed
5016 functions in mcore.c.
5017 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5018 HOST_WIDE_INT and not int.
5019 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5020 CONST_OK_FOR_N): Likewise.
5021 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5022 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5025 2007-01-10 Jan Hubicka <jh@suse.cz>
5027 * tree-vrp.c (remove_range_assertions): Release defs.
5028 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5029 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5031 2007-01-10 Paul Brook <paul@codesourcery.com>
5033 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5034 * config/arm/arm.md (mulsi3subsi): New insn.
5036 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5038 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5039 (tree_transform_and_unroll_loop): New.
5040 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5043 2007-01-10 Robert Kennedy <jimbob@google.com>
5045 * fold-const.c (fold_comparison): Fold comparisons like (x *
5046 1000 < 0) to (x < 0).
5048 2007-01-10 Ian Lance Taylor <iant@google.com>
5050 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5051 operands have the same priority.
5053 2007-01-10 Tom Tromey <tromey@redhat.com>
5055 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5056 (fold_binary): Likewise.
5057 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5058 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5059 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5060 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5061 * langhooks.h (struct lang_hooks): Removed field
5062 'can_use_bit_fields_p'.
5064 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5066 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5068 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5070 * function.c (get_last_funcdef_no): New function.
5071 * function.h (get_last_funcdef_no): Declare.
5072 * tree-inline.c (initialize_cfun): Add initialization.
5073 (tree_function_versioning): Cleanup.
5075 2007-01-10 Jan Hubicka <jh@suse.cz>
5077 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5080 2007-01-10 Sa Liu <saliu@de.ibm.com>
5081 Ben Elliston <bje@au.ibm.com>
5083 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5084 for SAVE_NONLOCAL and Pmode for any other save level.
5085 * spu-protos.h (spu_restore_stack_block): Declare.
5086 * spu.md (save_stack_block): Remove.
5087 (restore_stack_block): Call spu_restore_stack_block.
5088 * spu.c (spu_restore_stack_block): New function.
5089 (spu_expand_epilogue): Remove old comment.
5091 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5093 PR tree-optimization/30322
5094 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5095 (cand_value_at): Return the value as aff_tree.
5096 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5097 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5098 aff_combination_mult): New functions.
5099 (aff_combination_add): Use aff_combination_add_cst.
5100 (aff_combination_convert): Allow conversions to a wider type.
5101 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5102 * tree-affine.h (aff_combination_mult): Declare.
5104 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5106 * doc/tm.texi: Update documentation to reflect reality of exec
5107 and start file search behaviours. Update copyright year.
5108 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5109 header file directories.
5111 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5113 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5114 (*cosxf2): Rename to cosxf2_i387.
5115 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5116 using X87MODEF12 mode macro. Rename patterns to
5117 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5119 (*cosdf2, *cossf2): Ditto.
5120 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5121 to match extended input operands.
5122 (sincos<mode>3): New expander.
5123 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5124 insn patterns and corresponding splitters.
5126 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5128 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5129 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5131 2007-01-09 Nicolas Pitre <nico@cam.org>
5134 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5136 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5138 * target.h (struct gcc_target): New field library_rtti_comdat.
5139 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5140 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5141 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5142 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5144 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5146 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5148 2007-01-08 Richard Guenther <rguenther@suse.de>
5150 * tree.h (force_fit_type_double): Export.
5151 (force_fit_type): Remove.
5152 * fold-const.c (force_fit_type_double): New function.
5153 (force_fit_type): Remove.
5154 (int_const_binop): Use it.
5155 (fold_convert_const_int_from_int): Likewise.
5156 (fold_convert_const_int_from_real): Likewise.
5157 (fold_div_compare): Likewise.
5158 (fold_sign_changed_comparison): Likewise.
5159 (fold_unary): Likewise.
5160 (fold_negate_const): Likewise.
5161 (fold_abs_const): Likewise.
5162 (fold_not_const): Likewise.
5163 * c-common.c (shorten_compare): Use force_fit_type_double.
5164 * convert.c (convert_to_pointer): Likewise.
5166 2007-01-08 Richard Guenther <rguenther@suse.de>
5168 * tree.h (build_int_cst_wide_type): Export.
5169 * tree.c (build_int_cst_wide_type): New function.
5170 (build_int_cst_wide): Fix comment.
5171 * builtins.c (fold_builtin_object_size): Use build_int_cst
5172 to build -1 or 0 of the correct type. Use fit_double_type
5173 to check for overflow.
5174 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5176 (decode_field_reference): Likewise.
5177 (all_ones_mask_p): Likewise.
5178 (native_interpret_int): Use build_int_cst_wide_type.
5179 (fold_binary): Use build_int_cst_type to build an all-ones
5181 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5183 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5185 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5187 2007-01-09 Ben Elliston <bje@au.ibm.com>
5189 * genautomata.c (STATS_OPTION): New option.
5190 (stats_flag): New flag.
5191 (gen_automata_option): Handle it.
5192 (initiate_automaton_gen): Ditto.
5193 (write_automata): Output statistics only if stats_flag is
5194 set. Likewise, output time statistics only if time_flag is set.
5195 * doc/md.texi (Processor pipeline description): Document new flag.
5197 2007-01-08 Richard Guenther <rguenther@suse.de>
5199 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5200 * tree.c (build_int_cst_type): Likewise.
5201 (size_in_bytes): Don't call force_fit_type on the result.
5202 (int_fits_type_p): Use fit_double_type.
5203 * fold-const.c (fit_double_type): New function.
5204 (force_fit_type): Use it.
5205 * tree.h (fit_double_type): Export.
5207 2007-01-08 Jan Hubicka <jh@suse.cz>
5209 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5210 * ipa.c (function_and_variable_visibility): Fix return type.
5212 2007-01-08 Richard Guenther <rguenther@suse.de>
5214 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5215 of offset to build the index.
5216 * tree-pretty-print.c (dump_generic_node): Don't build negated
5217 const just for printing.
5218 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5219 * builtins.c (fold_builtin_int_roundingfn): Check if result
5220 fits the type by using force_fit_type and comparing the result.
5221 * predict.c (predict_loops): Use compare_tree_int for comparison.
5222 * tree.c (build_int_cst): Fall back to integer_type_node for
5224 (build_int_cst_wide): Assert type is non-null.
5226 2007-01-08 Roberto Costa <roberto.costa@st.com>
5228 * tree-vrp.c (extract_range_from_cond_expr): New.
5229 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5230 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5232 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5233 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5234 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5235 used as expressions.
5236 * tree-object-size.c (cond_expr_object_size): New.
5237 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5239 2007-01-08 Jan Hubicka <jh@suse.cz>
5241 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5242 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5245 2007-01-08 Richard Guenther <rguenther@suse.de>
5247 PR tree-optimization/23603
5248 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5249 (extract_range_from_binary): Fall back to truthvalue instead of
5250 varying for TRUTH_*_EXPR.
5251 (extract_range_from_comparison): Fall back to truthvalue instead of
5253 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5254 if all visited PHI values were constant.
5256 2007-01-08 Jan Hubicka <jh@suse.cz>
5258 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5259 (cgraph_analyze_function): break out from ...
5260 (cgraph_finalize_compilation_unit): ... here.
5261 (cgraph_expand_function): Remove forgoten commented out line.
5262 (cgraph_optimize): Analyze functions.
5264 2007-01-08 Jan Hubicka <jh@suse.cz>
5266 * tree-pas.h (TODO_remove_function): New flag.
5267 (TODO_update*): Renumber.
5268 (pass_ipa_increase_alignment,
5269 pass_ipa_function_and_variable_visibility): New passes.
5270 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5271 (cgraph_function_and_variable_visibility): Move to ipa.c
5272 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5273 cgraph_increase_alignment.
5274 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5275 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5276 calling tree-inline.
5277 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5278 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5279 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5280 (gate_increase_alignment): New function.
5281 (pass_ipa_increase_alignment): New pass.
5282 * ipa.c: Inline tree-pass.h and timevar.h
5283 (function_and_variable_visibility): Move here from cgraphunit.c
5284 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5285 * passes.c (init_optimization_passes): Add the two new passes.
5286 (execute_todo): Handle cgraph_remove_functions.
5288 2007-01-08 Nick Clifton <nickc@redhat.com>
5290 * config/frv/predicates.md (reg_or_0_operand): Accept
5293 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5295 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5296 * config.gcc: Add bfin*-rtems*.
5298 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5300 * c.opt: Add -flax-vector-conversions.
5301 * c-typeck.c (convert_for_assignment): Pass flag to
5302 vector_types_convertible_p to allow emission of note.
5303 (digest_init): Likewise.
5304 * c-opts.c: Handle -flax-vector-conversions.
5305 * c-common.c (flag_lax_vector_conversions): New.
5306 (vector_types_convertible_p): Unless -flax-vector conversions
5307 has been passed, disallow conversions between vectors with
5308 differing numbers of subparts and/or element types. If such
5309 a conversion is disallowed, possibly emit a note on the first
5310 occasion only to inform the user of -flax-vector-conversions.
5311 The new last argument specifies this.
5312 * c-common.h (flag_lax_vector_conversions): New.
5313 (vector_types_convertible_p): Add extra argument.
5314 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5315 char_type_node for V*QI type vectors.
5316 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5317 Update to satisfy new typechecking rules.
5318 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5320 * doc/invoke.texi (C Dialect Options): Document
5321 -flax-vector-conversions.
5323 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5325 PR tree-optimization/29877
5326 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5327 a register variable on the RHS to not be replaceable.
5329 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5330 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5331 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5332 const_simm15, const_pow2, const_npow2): Added.
5333 * config/score/misc.md (insv, extv, extzv, movmemsi,
5334 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5335 * config/score/score.c (score_address_cost, score_select_cc_mode):
5337 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5338 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5339 Update score_print_operand.
5340 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5341 Adjust register allocate order and update some macro define.
5342 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5343 mdx_block_move_straight, mdx_block_move_loop_head,
5344 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5345 mdx_block_move): Added.
5346 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5347 mdp_limm): Updated and fix some bug and typo.
5348 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5349 (movsf, movdf, doloop_end): Added.
5351 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5353 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5354 config/arm/thumb2.md: Fix comment typos.
5355 * doc/extend.texi: Fix a typo.
5357 2007-01-07 Eric Christopher <echristo@apple.com>
5359 * configure.ac: Check for __stack_chk_fail for darwin.
5360 * configure: Regenerate.
5362 2007-01-07 Richard Guenther <rguenther@suse.de>
5364 * tree-vrp.c (extract_range_from_assert): CSE calls to
5365 compare_values where possible.
5366 (extract_range_from_unary_expr): Likewise.
5368 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5370 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5371 * config/avr/avr.c (call_insn_operand): Delete function.
5372 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5373 instead of register number. Use predicates.
5374 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5375 call_insn_operand): Add.
5377 2007-01-06 Jan Hubicka <jh@suse.cz>
5379 * tree-pass.h (pass_build_cgraph_edges): Declare.
5380 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5381 (visited_nodes): Remove.
5382 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5383 build_cgrpah_edges; make visited_nodes local.
5384 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5385 (record_references_in_initializer): Move to cgraphbuild.c
5386 (initialize_inline_failed, rebuild_cgraph_edges,
5387 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5388 (verify_cgraph_node): Make visited_nodes local.
5389 (cgraph_analyze_function): Do not call cgraph_create_edges and
5390 initialize_inline_failed.
5391 (cgraph_expand_function): Do not call cgraph_lower_function;
5392 assert that function is already lowered.
5393 * Makefile.in (cgraphbuild.o): New.
5394 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5395 at the end of lowering passes.
5397 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5399 * ifcvt.c (cond_move_convert_if_block): New function, code
5400 factored out from...
5401 (cond_move_process_if_block): ...here. Call the new function
5402 on the THEN and ELSE blocks.
5403 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5404 already takes care of this.
5406 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5409 * tree.h (TREE_OVERFLOW_P): New.
5410 * c-typeck.c (parser_build_unary_op): Warn only if result
5411 overflowed and operands did not.
5412 (parser_build_binary_op): Likewise.
5413 (convert_for_assignment): Remove redundant overflow_warning.
5414 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5416 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5418 * c-typeck.c (store_init_value): Split over two lines to follow
5419 the GNU coding style.
5421 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5423 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5424 __GXX_EXPERIMENTAL_CXX0X__.
5425 * doc/cpp.texi: Same.
5427 2007-01-05 Richard Guenther <rguenther@suse.de>
5430 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5431 with mismatched types. Instead explicitly build a
5432 conversion NOP_EXPR.
5434 2007-01-05 Ian Lance Taylor <iant@google.com>
5436 * c-common.c (decl_with_nonnull_addr_p): New function.
5437 (c_common_truthvalue_conversion): Call it.
5438 * c-typeck.c (build_binary_op): Likewise.
5439 * c-common.h (decl_with_nonnull_addr_p): Declare.
5441 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5444 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5447 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5449 * doc/install.texi (Final install): Document the fact that
5450 the GNAT runtime should not be stripped.
5452 2007-01-04 Jan Hubicka <jh@suse.cz>
5454 * tree-inline.c (fold_marked_statements): Update operand caches
5455 and EH after folding
5457 2007-01-04 Ian Lance Taylor <iant@google.com>
5459 * c-common.c (check_function_nonnull): Whitespace fix.
5461 2007-01-04 Jan Hubicka <jh@suse.cz>
5463 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5464 comitted older version of patch.
5465 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5466 function, celanup cfg and collect garbage.
5468 2007-01-04 Mike Stump <mrs@apple.com>
5470 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5473 2007-01-04 Eric Christopher <echristo@apple.com>
5475 * libgcc2.c (__bswapsi2): Use SItype.
5476 (__bswapdi2): Use DItype.
5477 * libgcc2.h: Update for above.
5479 2007-01-04 Paul Brook <paul@codesourcery.com>
5481 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5482 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5483 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5484 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5485 umulsi3_highpart): Make conditional on !arm_arch6.
5486 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5487 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5488 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5489 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5490 umulsi3_highpart_v6): New insns.
5492 2007-01-04 Roger Sayle <roger@eyesopen.com>
5494 * fold-const.c (fold_convert): When casting an expression to void,
5495 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5496 have a type. Instead of attempting to build a NOP_EXPR, return
5497 these "special" trees directly.
5499 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5501 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5502 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5503 rs6000_cost->fp not 0 as adjustment for outer NEG.
5505 2007-01-04 Jan Hubicka <jh@suse.cz>
5507 * cgraph.c (cgraph_release_function_body): New function.
5508 (cgraph_remove_node): Use it.
5509 * cgraph.h (cgraph_release_function_body): Declare.
5510 * cgraphunit.c (cgraph_expand_function): Use it.
5511 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5512 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5513 is initialized and while compilation of other function is running.
5514 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5515 statement CFG annotations from here to ...
5516 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5518 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5520 * cfgloop.h (enum li_flags): Make the constants powers of two.
5522 2007-01-04 Jan Hubicka <jh@suse.cz>
5524 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5526 (fold_marked_statements): New function.
5527 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5528 * tree-inline.h (copy_body_data): Add statements_to_fold.
5530 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5532 * config.gcc: Mention libgcc/config.host.
5533 * Makefile.in: Update comments mentioning libgcc.
5534 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5535 (all.cross, start.encap, rest.encap, rest.cross): Update
5536 dependencies for libgcc move.
5537 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5538 (clean-target, clean-target-libgcc): Delete.
5539 (srcdirify, GCC_EXTRA_PARTS): New macros.
5540 (libgcc-support, libgcc.mvars): New rules.
5541 (distclean): Remove mention of mklibgcc.
5542 (install): Don't reference INSTALL_LIBGCC.
5543 (install-common): Don't reference EXTRA_PARTS.
5544 (install-libgcc, install-multilib): Delete rules.
5545 * mklibgcc.in: Delete file.
5546 * doc/configfiles.texi: Don't mention mklibgcc.
5548 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5549 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5550 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5551 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5552 (mklibgcc, ldblspecs): Likewise.
5554 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5555 (posixpre.def): Use $(T).
5556 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5557 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5558 (SHLIB_LINK): Make dummy.
5559 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
5561 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
5563 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
5564 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
5565 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
5566 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
5568 * configure.ac (all_outputs): Remove mklibgcc.
5569 * configure: Regenerated.
5571 2007-01-03 Josh Conner <jconner@apple.com>
5574 * calls.c (compute_argument_addresses): Set stack and stack_slot
5575 for partial args, too.
5576 (store_one_arg): Use locate.size.constant for the size when
5577 generating a save_area.
5579 2007-01-03 Robert Kennedy <jimbob@google.com>
5581 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
5582 whose definitions are deleted due to basic block merging.
5584 2007-01-03 Paul Brook <paul@codesourcery.com>
5587 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
5589 (use_return_insn): Return 0 for Thumb interrupt functions.
5590 (print_multi_reg): Add rfe argument for IRQ returns.
5591 (arm_output_epilogue): Pop interrupt return address directly into PC.
5592 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
5594 2007-01-03 Paul Brook <paul@codesourcery.com>
5596 Merge from sourcerygxx-4_1.
5597 * config/arm/thumb2.md: New file.
5598 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
5600 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
5601 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5602 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
5603 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
5605 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5606 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
5608 * config/arm/ieee754-sf.S: Ditto.
5609 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
5610 (thumb1_base_register_rtx_p): ... to this.
5611 (thumb_index_register_rtx_p): Rename...
5612 (thumb1_index_register_rtx_p): ... to this.
5613 (thumb_output_function_prologue): Rename...
5614 (thumb1_output_function_prologue): ... to this.
5615 (thumb_legitimate_address_p): Rename...
5616 (thumb1_legitimate_address_p): ... to this.
5617 (thumb_rtx_costs): Rename...
5618 (thumb1_rtx_costs): ... to this.
5619 (thumb_compute_save_reg_mask): Rename...
5620 (thumb1_compute_save_reg_mask): ... to this.
5621 (thumb_final_prescan_insn): Rename...
5622 (thumb1_final_prescan_insn): ... to this.
5623 (thumb_expand_epilogue): Rename...
5624 (thumb1_expand_epilogue): ... to this.
5625 (arm_unwind_emit_stm): Rename...
5626 (arm_unwind_emit_sequence): ... to this.
5627 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
5628 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
5629 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
5630 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
5631 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
5632 thumb2_output_casesi): New functions.
5633 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
5634 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
5635 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
5636 THUMB2_WORK_REGS): Define.
5637 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
5638 arm_condexec_mask, arm_condexec_masklen)): New variables.
5639 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
5640 (arm_override_options): Check new CPU capabilities.
5641 Set new architecture flag variables.
5642 (arm_isr_value): Handle v7m interrupt functions.
5643 (user_return_insn): Return 0 for v7m interrupt functions. Handle
5645 (const_ok_for_arm): Handle Thumb-2 constants.
5646 (arm_gen_constant): Ditto. Use movw when available.
5647 (arm_function_ok_for_sibcall): Return false for v7m interrupt
5649 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
5650 (thumb_find_work_register, arm_load_pic_register,
5651 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
5652 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
5653 print_multi_reg, output_mov_long_double_fpa_from_arm,
5654 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
5655 output_mov_double_fpa_from_arm, output_move_double,
5656 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
5657 output_return_instruction, arm_output_function_prologue,
5658 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
5659 arm_output_mi_thunk, thumb_set_return_address): Ditto.
5660 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
5661 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
5662 (arithmetic_instr, shift_op): Use arm_shift_nmem.
5663 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
5665 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
5666 (thumb_expand_prologue): Use thumb_set_frame_pointer.
5667 (arm_file_start): Output directive for unified syntax.
5668 (arm_unwind_emit_set): Handle stack alignment instruction.
5669 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
5670 Add v6t2, v7, v7a, v7r and v7m.
5671 (RETLDM): Add Thumb-2 code.
5672 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
5673 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
5674 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
5675 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
5676 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
5677 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
5678 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
5679 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
5680 ADJUST_INSN_LENGTH): Define.
5681 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
5682 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
5683 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
5684 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
5685 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
5686 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
5687 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
5688 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
5689 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
5690 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
5691 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
5692 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
5693 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
5694 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
5695 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
5696 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
5697 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
5699 * config/arm/arm-tune.md: Regenerate.
5700 * config/arm/arm-protos.h: Update prototypes.
5701 * config/arm/vfp.md: Enable patterns for Thumb-2.
5702 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
5703 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
5704 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
5705 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
5706 * config/arm/libunwind.S: Add Thumb-2 code.
5707 * config/arm/constraints.md: Update include Thumb-2.
5708 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
5709 * config/arm/ieee754-df.S: Ditto.
5710 * config/arm/bpabi.S: Ditto.
5711 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
5712 * config/arm/predicates.md (low_register_operand,
5713 low_reg_or_int_operand, thumb_16bit_operator): New.
5714 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
5715 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
5716 * config/arm/t-arm-elf: Add armv7 multilib.
5717 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
5719 (UNSPEC_STACK_ALIGN, ce_count): New.
5720 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
5721 arm_zero_extendsidi2, arm_zero_extendqidi2): New
5723 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
5724 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
5725 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
5726 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
5727 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
5728 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
5730 * doc/extend.texi: Document ARMv7-M interrupt functions.
5731 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
5733 2007-01-03 Jakub Jelinek <jakub@redhat.com>
5735 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
5736 (struct _Unwind_Context): Rename args_size to flags, remove
5737 signal_frame field, add a new args_size field and version field.
5738 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
5739 _Unwind_IsExtendedContext): New inline functions.
5740 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
5741 Assume by_value array is only present if _Unwind_IsExtendedContext.
5742 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
5743 _Unwind_IsSignalFrame.
5744 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
5745 (uw_update_context_1): Use _Unwind_SetSignalFrame.
5746 (uw_init_context_1): Initialize context->flags to
5747 EXTENDED_CONTEXT_BIT.
5748 * config/rs6000/linux-unwind.h (frob_update_context): Use
5749 _Unwind_SetSignalFrame.
5751 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5754 * gimplify.c (gimplify_modify_expr_complex_part): Move below
5755 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
5758 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
5760 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
5761 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
5762 RET, AT_SP): Remove.
5763 * config/i386/i386.md (*sse_prologue_save_insn): Use return
5766 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5767 * cfgbuild.c (find_basic_blocks): Likewise.
5768 * cfgrtl.c (rtl_create_basic_block): Likewise.
5769 * function.c (temp_slots_at_level): Likewise.
5770 * reg-stack.c (stack_regs_mentioned): Likewise.
5771 * regclass.c (allocate_reg_info): Likewise.
5772 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5773 set_bb_for_stmt, move_block_to_fn): Likewise.
5774 * tree-complex.c (tree_lower_complex): Likewise.
5775 * vec.h (VEC_safe_grow_cleared): New.
5777 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
5779 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
5781 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
5782 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
5784 * cfgloopmanip.c (scale_loop_frequencies): Export.
5785 (loopify): Scale the frequencies by prescribed coefficients.
5786 (set_zero_probability): New function.
5787 (duplicate_loop_to_header_edge): Improve updating of frequencies.
5788 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
5789 and frequencies according to arguments.
5790 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
5792 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
5793 * modulo-sched.c (sms_schedule): Set probabilities for entering
5794 versioned loop correctly.
5795 * tree-vect-transform.c (vect_transform_loop): Ditto.
5796 * cfgloop.h (loopify, loop_version): Declaration changed.
5797 (scale_loop_frequencies): Declared.
5799 2007-01-02 Jan Hubicka <jh@suse.cz>
5801 * cgraph.c: Include tree-flow.h
5802 (cgraph_add_new-function): Handle IPA_SSA mode; execute
5804 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
5805 * tree-pass.h (pass_all_early_optimizations): Declare.
5806 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
5808 (cgraph_analyze_function): Do early_local_passes.
5809 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
5810 Do not add referenced vars.
5811 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
5813 (gate_all_early_local_passes): New gate.
5814 (pass_early_local_passes): Use new gate.
5815 (execute_early_local_optimizations): New functions.
5816 (gate_all_early_optimizations): New gate.
5817 (pass_all_early_optimizations): New pass.
5818 (execute_free_datastructures): Free SSA only when initialized.
5819 (gate_init_datastructures): Init only when optimizing.
5820 (tree_lowering_passes): Do early local passes when called late.
5821 * tree-profile.c (do_tree_profiling): Don't profile functions added
5823 (do_early_tree_profiling, pass_early_tree_profile): Kill.
5824 * tree-cfg.c (update_modified_stmts): Do not update when operands are
5826 * passes.c (init_optimizations_passes): Reorder so we go into SSA
5827 during early_local_passes.
5828 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
5831 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
5833 * Makefile.in: Update copyright year.
5835 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
5837 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
5838 in $(lang_checks) and check-consistency targets.
5840 2007-01-02 Jan Hubicka <jh@suse.cz>
5842 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
5843 Do not add referenced vars.
5844 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
5846 * passes.c (init_optimization_passes): Put mudflap_2 after
5847 free_datastructures.
5849 2007-01-02 Jan Hubicka <jh@suse.cz>
5851 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
5852 Set NOTHROW flag on call statements proved to be nothrow.
5853 Update statement of local calls so new pure/const functions are
5854 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
5856 (tree_rest_of_compilation): Register hooks and initialize bitmap
5857 early. Do not set after_inlining flag.
5859 2007-01-02 Steve Ellcey <sje@cup.hp.com>
5861 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
5862 HOST_BITS_PER_LONGLONG
5864 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5867 * c-typeck.c (store_init_value): Don't emit pedantic overflow
5868 warning for non-static initializers.
5870 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
5872 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
5873 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
5874 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
5875 Always use set_unique_reg_note to add REG_EQUAL notes.
5877 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5880 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5882 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5883 * cfgbuild.c (find_basic_blocks): Likewise.
5884 * cfgrtl.c (rtl_create_basic_block): Likewise.
5885 * function.c (temp_slots_at_level): Likewise.
5886 * reg-stack.c (stack_regs_mentioned): Likewise.
5887 * regclass.c (allocate_reg_info): Likewise.
5888 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5889 set_bb_for_stmt, move_block_to_fn): Likewise.
5890 * tree-complex.c (tree_lower_complex): Likewise.
5891 * vec.h (VEC_safe_grow_cleared): New.
5893 2007-01-02 Ian Lance Taylor <iant@google.com>
5895 * c-common.c (c_common_truthvalue_conversion): When warning about
5896 using an assignment as a truth value, set TREE_NO_WARNING.
5898 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5901 * c.opt (Wold-style-declaration): New.
5902 * doc/invoke.texi (C-only Warning Options): New.
5903 (Wold-style-declaration): Document it.
5904 (Wextra): Enabled by -Wextra.
5905 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5906 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
5907 -Wold-style-declaration.
5909 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5911 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5912 * cfgbuild.c (find_basic_blocks): Likewise.
5913 * cfgrtl.c (rtl_create_basic_block): Likewise.
5914 * function.c (temp_slots_at_level): Likewise.
5915 * reg-stack.c (stack_regs_mentioned): Likewise.
5916 * regclass.c (allocate_reg_info): Likewise.
5917 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5918 set_bb_for_stmt, move_block_to_fn): Likewise.
5919 * tree-complex.c (tree_lower_complex): Likewise.
5920 * vec.h (VEC_safe_grow_cleared): New.
5922 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
5924 * c-common.c (c_common_nodes_and_builtins): Since variants of
5925 void_type_node get built before it is given a name, we need to
5926 give those variants the name, too.
5927 (complete_array_type): We need to work with the canonical main
5928 type of the array, from which we will build the qualified version.
5929 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
5930 * print-tree.c (print_node): Display canonical type information
5932 * stor-layout.c (layout_type): When we don't know the
5933 alignment of a type for which we're building an array, we end up
5934 guessing wrong, so make the type require structural equality.
5935 * tree.c (make_node_stat): When we build a new type, it is its
5937 (build_type_attribute_qual_variant): When building an attribute
5938 variant, its canonical type is the non-attribute variant. However,
5939 if the attributes are target-dependent and they differ, we need to
5940 use structural equality checks for this type.
5941 (build_qualified_type): A qualified type is not equivalent to its
5942 unqualified variant; set the canonical type appropriately.
5943 (build_distinct_type_copy): When building a distinct type from
5944 another type, the new type is its own canonical type.
5945 (build_variant_type_copy): When building a new type variant, we
5946 assume that it is equivalent to the original type.
5947 (build_pointer_type_for_mode): When building a pointer type, also
5948 build a canonical type pointer.
5949 (build_reference_type_for_mode): When building a reference type,
5950 also build a canonical type reference.
5951 (build_index_type): When we can't hash an index type (e.g.,
5952 because its maximum value is negative), the index type requires
5953 structural equality tests.
5954 (build_array_type): Build the canonical form of an array type.
5955 (build_function_type): Function types require structural equality,
5956 because they contain default arguments, attributes, etc.
5957 (build_method_type_directly): Ditto for method types.
5958 (build_offset_type): Build the canonical offset type.
5959 (build_complex_type): Build the canonical vector type.
5960 (make_vector_type): Build the canonical vector type.
5961 * tree.h (TYPE_CANONICAL): New.
5962 (TYPE_STRUCTURAL_EQUALITY_P): New.
5963 (SET_TYPE_STRUCTURAL_EQUALITY): New.
5964 (struct tree_type): Added "canonical" field.
5965 * params.h (VERIFY_CANONICAL_TYPES): New.
5966 * doc/c-tree.texi (TYPE_CANONICAL): Document.
5967 (TYPE_STRUCTURAL_EQUALITY_P): Document.
5968 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
5969 * doc/invoke.texi (verify-canonical-types): Document --param
5970 parameter for verifying canonical types.
5972 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5974 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
5975 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
5976 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
5977 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
5979 * config/rs6000/e500.h: New.
5980 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
5981 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
5983 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
5984 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
5985 TARGET_E500_DOUBLE): Remove.
5986 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
5987 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
5988 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
5989 * config/rs6000/rs6000.c (rs6000_override_options): Use
5992 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5994 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
5995 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
5996 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
5997 rs6000_emit_cmove): Don't check TARGET_E500.
5998 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
5999 sordered): Don't check TARGET_E500.
6001 2007-01-01 Eric Christopher <echristo@apple.com>
6003 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6004 HARD_REGISTER_NUM_P.
6006 2007-01-01 Roger Sayle <roger@eyesopen.com>
6008 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6009 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6010 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6013 2007-01-01 Mike Stump <mrs@apple.com>
6015 * configure.ac: Remove support for building with Apple's gcc-3.1.
6017 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6020 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6021 REG is a hard register. Do not modify REG before calling
6023 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6024 multiple of the size of YMODE for certain lowpart cases.
6026 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6029 * gimplify (voidify_wrapper_expr): Update for
6032 2007-01-01 Andreas Schwab <schwab@suse.de>
6035 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6036 save of BR0 in extra_spill_size instead of spill_size.
6037 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6039 (ia64_expand_epilogue): Restore BR0 from its new location.
6041 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6043 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6044 Use a temporary variable if the left hand side is not a gimple
6047 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6049 * gimplify.c (gimplify_return_expr): Make the temporary variable
6050 for the return expression, a gimple register variable.
6052 2007-01-01 Jan Hubicka <jh@suse.cz>
6054 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6057 2007-01-01 Mike Stump <mrs@apple.com>
6059 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6061 * config/darwin.c (machopic_select_rtx_section): Use
6063 (darwin_mergeable_constant_section): Likewise.
6064 * configure: Regenerate.
6065 * config.in: Regenerate.
6067 2007-01-01 Jan Hubicka <jh@suse.cz>
6068 Andrew Pinski <pinskia@gmail.com>
6070 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6071 before starting IPA passes.