1 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
5 during CALL_EXPR representation conversion.
6 * tree-ssa-propagate.c (set_rhs): Likewise.
8 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
10 * tree-sra.c (sra_build_assignment): Disable assertion checking
13 2007-02-18 Roger Sayle <roger@eyesopen.com>
15 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
16 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
19 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
20 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
21 gimplify_init_ctor_eval_range, gimple_push_cleanup,
22 gimplify_omp_for, gimplify_omp_atomic_pipeline,
23 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
24 force_gimple_operand): Likewise.
25 * ipa-cp.c (constant_val_insert): Likewise.
26 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
27 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
28 perfect_nestify): Likewise.
29 * langhooks.c (lhd_omp_assignment): Likewise.
30 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
31 lower_copyprivate_clauses, lower_send_clauses,
32 lower_send_shared_vars, expand_parallel_call,
33 expand_omp_for_generic, expand_omp_for_static_nochunk,
34 expand_omp_for_static_chunk, expand_omp_sections,
35 lower_omp_single_copy, lower_omp_for_lastprivate,
36 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
37 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
38 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
41 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
43 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
44 config/sh/sh.md: Follow spelling conventions.
46 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
47 config/frv/predicates.md: Follow spelling conventions.
49 * config/m68k/linux-unwind.h: Fix a comment typo.
50 * target.h: Follow spelling conventions.
52 2007-02-18 Roger Sayle <roger@eyesopen.com>
54 PR rtl-optimization/28173
55 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
56 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
57 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
58 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
59 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
61 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
63 * builtins.c (fold_builtin_load_exponent): New.
64 (fold_builtin_2): Use it.
66 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
68 PR rtl-optimization/30773
69 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
70 if we fail to attach a REG_EQUIV note.
72 2007-02-18 David Edelsohn <edelsohn@gnu.org>
73 Roger Sayle <roger@eyesopen.com>
75 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
77 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
79 * calls.c (initialize_argument_information): Pass original EXP
80 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
81 code to split complex arguments here, as part of initializing the
83 (expand_call): Remove code that builds a list of arguments and
84 inserts implicit arguments into it. Instead, just count how many
85 implicit arguments there will be so we can determine the size of
86 the ARGS array, and let initialize_argument_information do the work.
87 (split_complex_values): Delete unused function.
89 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
91 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
93 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
95 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
96 for arg pointer based indexed addressing.
98 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
100 * config/ia64/ia64.h, config/ia64/ia64.md,
101 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
102 spelling conventions.
104 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
106 * config/m68k/m68k.c (split_di): New.
107 * config/m68k/m68k-protos.h: Declare split_di.
108 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
109 Improve predicate handling and split constant shifts.
111 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
113 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
114 parameter for register bitfield operations, general predicates
117 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
119 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
120 * config/m68k/linux-unwind.h: New file.
122 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
124 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
125 config/i386/athlon.md, config/ia64/ia64.md,
126 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
127 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
128 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
129 tree-ssa-loop-niter.c, tree-vect-analyze.c,
130 tree-vect-transform.c: Fix comment typos.
132 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
134 * sched-deps.c (find_insn_list): Remove.
135 * sched-int.h: Remove the prototype for find_insn_list.
137 2007-02-16 Geoffrey Keating <geoffk@apple.com>
139 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
141 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
142 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
143 darwin_rs6000_override_options.
144 (C_COMMON_OVERRIDE_OPTIONS): Expect
145 darwin_macosx_version_min to be non-NULL always.
146 (TARGET_C99_FUNCTIONS): Likewise.
147 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
148 (DARWIN_MINVERSION_SPEC): New.
149 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
150 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
152 (DARWIN_MINVERSION_SPEC): New.
153 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
155 * config/darwin-c.c (darwin_cpp_builtins): Expect
156 darwin_macosx_version_min to be non-NULL always.
158 * config/rs6000/rs6000.c: Clean up trailing whitespace.
160 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
162 * config/i386/i386.h (x86_use_xchgb): New.
163 (TARGET_USE_XCHGB): New macro.
164 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
165 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
166 Split after reload into bswaphi for shifts of 8.
167 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
168 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
169 or when optimizing for size.
171 2007-02-16 Richard Guenther <rguenther@suse.de>
172 Christian Bruel <christian.bruel@st.com>
174 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
175 DECLs but prefer SSA_NAMEs over DECLs.
177 2007-02-16 Richard Guenther <rguenther@suse.de>
179 * tree-flow-inline.h (single_imm_use_p): Remove.
180 (zero_imm_uses_p): Likewise.
181 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
182 instead of single_imm_use_p.
183 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
186 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
189 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
190 nested double- and backquotes.
192 2007-02-15 Roger Sayle <roger@eyesopen.com>
195 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
196 should be unreachable.
197 (build2_stat): Allow construction of MODIFY_EXPR at any time.
198 For the time being redirect GIMPLE_MODIFY_STMT to the new
199 (renamed) build_gimple_modify_stmt_stat.
200 (build2_gimple_stat): Rename to...
201 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
202 Always build a GIMPLE_MODIFY_STMT node.
203 * tree.h (build2_gimple, build2_gimple_stat): Delete.
204 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
207 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
208 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
209 * tree-complex.c (set_component_ssa_name, expand_complex_move,
210 expand_complex_div_wide): Likewise.
211 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
212 * tree-ssa-loop-im.c (schedule_sm): Likewise.
213 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
214 * tree-ssa-loop-manip.c (create_iv): Likewise.
215 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
216 abs_replacement): Likewise.
217 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
218 realify_fake_stores): Likewise.
220 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
221 node rather than a GIMPLE_MODIFY_STMT node.
222 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
223 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
225 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
226 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
229 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
232 * fold-const.c (fold_comparison): Add back the
233 folding of constant complex comparisions.
235 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
238 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
239 effects unknown to this function, return early.
241 2007-02-15 Ian Lance Taylor <iant@google.com>
243 * lower-subreg.c (move_eh_region_note): New static function.
244 (resolve_simple_move): Call it.
245 (decompose_multiword_subregs): Track blocks for which we resolve a
246 simple move which is also a control flow insn. Pass them to
247 find_many_sub_basic_blocks.
248 (pass_lower_subreg): Add TODO_verify_flow.
249 (pass_lower_subreg2): Likewise.
251 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
252 Brooks Moses <brooks.moses@codesourcery.com>
253 Lee Millward <lee.millward@codesourcery.com>
255 * tree.h (enum tree_code_class): Add tcc_vl_exp.
256 (VL_EXP_CLASS_P): New.
257 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
259 (TREE_OPERAND_CHECK_CODE): Likewise.
260 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
261 (TREE_RTL_OPERAND_CHECK): Likewise.
262 (tree_operand_check_failed): Make second parameter the whole tree
263 instead of its code. Fixed callers.
265 (TREE_OPERAND_LENGTH): New.
266 (VL_EXP_OPERAND_LENGTH): New.
268 (CALL_EXPR_STATIC_CHAIN): New.
269 (CALL_EXPR_ARGS): New.
270 (CALL_EXPR_ARG): New.
271 (call_expr_nargs): New.
272 (CALL_EXPR_ARGP): New.
273 (build_nt_call_list): Declare.
274 (build_vl_exp_stat): Declare.
276 (build_call_list): Declare.
277 (build_call_nary): Declare.
278 (build_call_valist): Declare.
279 (build_call_array): Declare.
280 (call_expr_arg): Declare.
281 (call_expr_argp): Declare.
282 (call_expr_arglist): Declare.
283 (fold_build_call_list): Declare.
284 (fold_build_call_list_initializer): Declare.
285 (fold_call_expr): Declare to replace fold_builtin.
286 (fold_builtin_fputs): Update to agree with modified definition.
287 (fold_builtin_strcpy): Likewise.
288 (fold_builtin_strncpy): Likewise.
289 (fold_builtin_memory_chk): Likewise.
290 (fold_builtin_stxcpy_chk): Likewise.
291 (fold_builtin_strncpy_chk): Likewise.
292 (fold_builtin_next_arg): Likewise.
293 (fold_build_call_expr): Declare.
294 (fold_builtin_call_list): Declare.
295 (fold_builtin_call_valist): Declare.
296 (build_call_expr): Declare.
297 (validate_arglist): Update to agree with modified definition.
298 (tree_operand_length): New.
299 (call_expr_arg_iterator): New.
300 (init_call_expr_arg_iterator): New.
301 (next_call_expr_arg): New.
302 (first_call_expr_arg): New.
303 (more_call_expr_args_p): New.
304 (FOR_EACH_CALL_EXPR_ARG): New.
306 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
308 (tree_code_size): Update documentation. Use sizeof (tree) rather
309 than sizeof (char *).
310 (tree_size): Likewise. Add case for tcc_vl_exp.
311 (tree_node_structure): Add case for tcc_vl_exp.
312 (contains_placeholder_p): Likewise.
313 (substitute_in_expr): Likewise.
314 (substitute_placeholder_in_expr): Likewise.
315 (stabilize_reference_1): Likewise.
316 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
317 to diagnose breakage of this interface for constructing CALL_EXPRs.
318 (build_nt): Add similar assertion here.
319 (build_nt_call_list): New.
320 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
321 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
323 (get_callee_fndecl): Use new CALL_EXPR accessors.
324 (tree_operand_check_failed): Change parameters to pass entire node
325 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
326 (process_call_operands): New.
327 (build_vl_exp_stat): New.
328 (build_call_list): New.
329 (build_call_nary): New.
330 (build_call_valist): New.
331 (build_call_array): New.
332 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
333 (call_expr_arglist): New.
335 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
336 tcc_vl_exp instead of a fixed-size tcc_expression.
338 * doc/c-tree.texi (CALL_EXPR): Document new representation and
339 accessors for CALL_EXPRs.
340 (AGGR_INIT_EXPR): Likewise.
342 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
343 Brooks Moses <brooks.moses@codesourcery.com>
344 Lee Millward <lee.millward@codesourcery.com>
346 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
347 (expand_builtin_nonlocal_goto): Change parameter to be entire
348 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
349 (expand_builtin_prefetch): Likewise.
350 (expand_builtin_classify_type): Likewise.
351 (mathfn_built_in): Return NULL_TREE instead of 0.
352 (expand_errno_check): Use new CALL_EXPR accessors.
353 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
354 Return NULL_RTX instead of 0.
355 (expand_builtin_mathfn_2): Likewise.
356 (expand_builtin_mathfn_3): Likewise.
357 (expand_builtin_interclass_mathfn): Likewise.
358 (expand_builtin_sincos): Likewise.
359 (expand_builtin_cexpi): Likewise.
360 (expand_builtin_int_roundingfn): Likewise.
361 (expand_builtin_int_roundingfn_2): Likewise.
362 (expand_builtin_pow): Likewise.
363 (expand_builtin_powi): Likewise.
364 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
365 of arglist, fixing callers appropriately. Use new CALL_EXPR
366 accessors and constructors. Return NULL_RTX instead of 0.
367 (expand_builtin_strstr): Likewise.
368 (expand_builtin_strchr): Likewise.
369 (expand_builtin_strrchr): Likewise.
370 (expand_builtin_strpbrk): Likewise.
371 (expand_builtin_memcpy): Likewise.
372 (expand_builtin_mempcpy): Likewise.
373 (expand_builtin_mempcpy_args): New.
374 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
375 (expand_builtin_memmove_args): New.
376 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
377 (expand_movstr): Likewise.
378 (expand_builtin_strcpy): Likewise.
379 (expand_builtin_strcpy_args): New.
380 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
381 (expand_builtin_strncpy): Likewise.
382 (expand_builtin_memset): Likewise.
383 (expand_builtin_memset_args): New.
384 (expand_builtin_bzero): Similarly to expand_builtin_memset.
385 (expand_builtin_memcmp): Likewise.
386 (expand_builtin_strcmp): Likewise.
387 (expand_builtin_strncmp): Likewise.
388 (expand_builtin_strcat): Likewise.
389 (expand_builtin_strncat): Likewise.
390 (expand_builtin_strspn): Likewise.
391 (expand_builtin_strcspn): Likewise.
392 (expand_builtin_args_info): Likewise.
393 (expand_builtin_va_start): Likewise.
394 (gimplify_va_arg_expr): Likewise.
395 (expand_builtin_va_end): Likewise.
396 (expand_builtin_va_copy): Likewise.
397 (expand_builtin_frame_address): Likewise.
398 (expand_builtin_alloca): Likewise.
399 (expand_builtin_bswap): Likewise.
400 (expand_builtin_unop): Likewise.
401 (expand_builtin_fputs): Likewise.
402 (expand_builtin_expect): Likewise.
403 (expand_builtin_fabs): Likewise.
404 (expand_builtin_copysign): Likewise.
405 (expand_builtin_printf): Likewise.
406 (expand_builtin_fprintf): Likewise.
407 (expand_builtin_sprintf): Likewise.
408 (expand_builtin_init_trampoline): Likewise.
409 (expand_builtin_signbit): Likewise.
410 (expand_builtin_fork_or_exec): Likewise.
411 (expand_builtin_sync_operation): Likewise.
412 (expand_builtin_compare_and_swap): Likewise.
413 (expand_builtin_lock_test_and_set): Likewise.
414 (expand_builtin_lock_release): Likewise.
415 (expand_builtin): Likewise.
416 (builtin_mathfn_code): Likewise.
418 (fold_builtin_constant_p): Pass call arguments individually instead
419 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
420 accessors and constructors. Return NULL_TREE instead of 0.
421 (fold_builtin_expect): Likewise.
422 (fold_builtin_classify_type): Likewise.
423 (fold_builtin_strlen): Likewise.
424 (fold_builtin_nan): Likewise.
425 (integer_valued_real_p): Likewise.
426 (fold_trunc_transparent_mathfn): Likewise.
427 (fold_fixed_mathfn): Likewise.
428 (fold_builtin_cabs): Likewise.
429 (fold_builtin_sqrt): Likewise.
430 (fold_builtin_cbrt): Likewise.
431 (fold_builtin_cos): Likewise.
432 (fold_builtin_cosh): Likewise.
433 (fold_builtin_tan): Likewise.
434 (fold_builtin_sincos): Likewise.
435 (fold_builtin_cexp): Likewise.
436 (fold_builtin_trunc): Likewise.
437 (fold_builtin_floor): Likewise.
438 (fold_builtin_ceil): Likewise.
439 (fold_builtin_round): Likewise.
440 (fold_builtin_int_roundingfn): Likewise.
441 (fold_builtin_bitop): Likewise.
442 (fold_builtin_bswap): Likewise.
443 (fold_builtin_logarithm): Likewise.
444 (fold_builtin_hypot): Likewise.
445 (fold_builtin_pow): Likewise.
446 (fold_builtin_powi): Likewise.
447 (fold_builtin_exponent): Likewise.
448 (fold_builtin_memset): Likewise.
449 (fold_builtin_bzero): Likewise.
450 (fold_builtin_memory_op): Likewise.
451 (fold_builtin_bcopy): Deleted; call site changed to invoke
452 fold_builtin_memory_op directly.
453 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
454 (fold_builtin_strncpy): Likewise.
455 (fold_builtin_memcmp): Likewise.
456 (fold_builtin_strcmp): Likewise.
457 (fold_builtin_strncmp): Likewise.
458 (fold_builtin_signbit): Likewise.
459 (fold_builtin_copysign): Likewise.
460 (fold_builtin_isascii): Likewise.
461 (fold_builtin_toascii): Likewise.
462 (fold_builtin_isdigit): Likewise.
463 (fold_builtin_fabs): Likewise.
464 (fold_builtin_abs): Likewise.
465 (fold_builtin_fmin_fmax): Likewise.
466 (fold_builtin_carg): Likewise.
467 (fold_builtin_classify): Likewise.
468 (fold_builtin_unordered_cmp): Likewise.
470 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
471 New functions split out from fold_builtin_1.
472 (fold_builtin_n): New.
473 (fold_builtin_varargs): New.
474 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
476 (fold_call_expr): New.
477 (build_function_call_expr): Rewrite to use new helper function.
478 (fold_builtin_call_list): New.
479 (build_call_expr): New.
480 (fold_builtin_call_valist): New.
481 (rewrite_call_expr): New.
483 (validate_arglist): Change parameter to be entire CALL_EXPR instead
484 of an arglist. Change return type to bool. Use new CALL_EXPR
487 (fold_builtin_strstr): Pass call arguments individually instead
488 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
489 accessors and constructors. Return NULL_TREE instead of 0.
490 (fold_builtin_strchr): Likewise.
491 (fold_builtin_strrchr): Likewise.
492 (fold_builtin_strpbrk): Likewise.
493 (fold_builtin_strcat): Likewise.
494 (fold_builtin_strncat): Likewise.
495 (fold_builtin_strspn): Likewise.
496 (fold_builtin_strcspn): Likewise.
497 (fold_builtin_fputs): Likewise.
498 (fold_builtin_next_arg): Likewise.
499 (fold_builtin_sprintf): Likewise.
501 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
502 NULL_RTX instead of 0.
503 (expand_builtin_memory_chk): Likewise.
504 (maybe_emit_chk_warning): Likewise.
505 (maybe_emit_sprintf_chk_warning): Likewise.
507 (fold_builtin_object_size): Pass call arguments individually instead
508 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
509 accessors and constructors. Return NULL_TREE instead of 0.
510 (fold_builtin_memory_chk): Likewise.
511 (fold_builtin_stxcpy_chk): Likewise.
512 (fold_builtin_strncpy_chk): Likewise.
513 (fold_builtin_strcat_chk): Likewise.
514 (fold_builtin_strcat_chk): Likewise.
515 (fold_builtin_strncat_chk): Likewise.
516 (fold_builtin_sprintf_chk): Likewise.
517 (fold_builtin_snprintf_chk): Likewise.
518 (fold_builtin_printf): Likewise.
519 (fold_builtin_vprintf): Likewise.
521 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
523 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
524 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
525 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
526 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
527 (fold_unary): Likewise.
528 (fold_binary): Likewise.
529 (fold_ternary): Remove CALL_EXPR case, since they are no longer
531 (fold): Add logic for tcc_vl_exp.
532 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
533 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
534 (fold_build3_stat): Add assertion to flag broken interface for
535 constructing CALL_EXPRs.
536 (fold_build_call_list): New.
537 (fold_build_call_list_initializer): New.
538 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
540 (fold_strip_sign_ops): Likewise.
542 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
543 Brooks Moses <brooks.moses@codesourcery.com>
544 Lee Millward <lee.millward@codesourcery.com>
546 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
547 accessors and dump arguments explicitly.
549 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
551 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
553 (print_call_name): Use new CALL_EXPR accessors.
555 * print-tree.c (print_node): Add case tcc_vl_exp. Print
556 CALL_EXPR arguments explicitly instead of as a list. Use
557 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
559 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
560 (vrp_visit_stmt): Likewise.
562 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
563 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
565 (force_move_till_expr): Likewise.
567 * targhooks.c (default_external_stack_protect_fail): Use
568 build_call_expr instead of build_function_call_expr.
569 (default_hidden_stack_protect_fail): Likewise.
571 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
574 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
575 and walk arguments explicitly.
577 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
578 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
579 (expand_simple_operations): Likewise.
580 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
582 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
584 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
586 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
587 instead of TREE_CODE_LENGTH.
589 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
590 (tree_ic_transform): Likewise.
591 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
592 parameter instead of arglist. Fix callers.
593 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
594 (tree_stringops_transform): Likewise.
595 (tree_indirect_call_to_profile): Likewise.
596 (tree_stringops_values_to_profile): Likewise.
598 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
599 (eliminate_tail_call): Likewise.
601 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
603 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
604 Use TREE_OPERAND_LENGTH and generalize to handle any number of
606 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
608 * omp-low.c (build_omp_barrier): Use build_call_expr.
609 (lower_rec_input_clauses): Likewise.
610 (lower_reduction_clauses): Likewise.
611 (expand_parallel_call): Likewise.
612 (maybe_catch_exception): Likewise.
613 (expand_omp_for_generic): Likewise.
614 (expand_omp_for_static_nochunk): Likewise.
615 (expand_omp_sections): Likewise.
616 (lower_omp_single_simple): Likewise.
617 (lower_omp_single_copy): Likewise.
618 (lower_omp_master): Likewise.
619 (lower_omp_ordered): Likewise.
620 (lower_omp_critical): Likewise.
622 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
623 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
625 * tree-gimple.c (is_gimple_call_addr): Fix doc.
626 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
627 TREE_CODE_LENGTH. Add tcc_vl_exp case.
629 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
630 and generalize to handle any number of operands.
631 (chrec_contains_undetermined): Likewise.
632 (tree_contains_chrecs): Likewise.
633 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
635 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
637 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
638 fold_call_expr instead of fold_builtin.
639 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
640 match declarations there.
641 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
644 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
645 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
647 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
648 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
650 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
653 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
654 (execute_cse_sincos): Use new CALL_EXPR accessors.
656 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
658 * gimple-low.c (lower_function_body): Use build_call_expr.
659 (lower_builtin_setjmp): Likewise.
661 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
662 (set_storage_via_libcall): Likewise.
663 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
664 instead of TREE_CODE_LENGTH.
665 (expand_expr_real_1): Use new CALL_EXPR accessors.
667 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
668 generalize to handle any number of operands.
669 (TB_parent_eq): Likewise.
671 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
672 (strip_builtin_expect): Likewise.
674 * function.c (gimplify_parameters): Use build_call_expr.
676 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
677 instead of TREE_CODE_LENGTH.
679 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
680 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
682 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
685 * gimplify.c (build_stack_save_restore): Use build_call_expr.
686 (gimplify_decl_expr): Likewise.
687 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
688 Use new CALL_EXPR iterators.
689 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
690 (gimplify_modify_expr_to_memset): Likewise.
691 (gimplify_variable_sized_compare): Likewise.
692 (gimplify_omp_atomic_fetch_op): Likewise.
693 (gimplify_omp_atomic_pipeline): Likewise.
694 (gimplify_omp_atomic_mutex): Likewise.
695 (gimplify_function_tree): Likewise.
697 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
698 (call_expr_flags): Likewise.
699 (expand_call): Likewise.
701 * except.c (expand_builtin_eh_return_data_regno): Pass entire
702 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
705 * coverage.c (create_coverage): Use build_call_expr.
707 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
708 (temp_call_expr_obstack): New.
709 (pool_copy_list): Delete.
710 (temp_copy_call_expr): New.
711 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
712 CALL_EXPR accessors. Get rid of special goo for copying argument
713 lists and use temp_copy_call_expr instead.
714 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
716 (create_expression_by_pieces): Likewise. Use build_call_array
717 to construct the result instead of fold_build3.
718 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
719 dealing with argument lists.
720 (init_pre): Remove references to expression_node_pool and
721 list_node_pool. Init temp_call_expr_obstack instead.
722 (fini_pre): Remove references to expression_node_pool and
725 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
726 and walk arguments explicitly instead of as a list.
728 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
729 (mx_register_decls): Likewise.
730 (mudflap_register_call): Likewise.
731 (mudflap_finish_file): Likewise.
733 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
734 (ipa_callsite_compute_param): Likewise.
736 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
737 accessors and constructor.
739 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
740 accessors and constructor.
741 (convert_tramp_reference): Likewise.
742 (convert_call_expr): Likewise.
743 (finalize_nesting_tree_1): Likewise.
745 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
748 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
750 * tree-inline.c (initialize_inlined_parameters): Pass entire
751 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
753 (estimate_num_insns_1): Use new CALL_EXPR accessors.
754 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
756 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
757 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
758 (vectorizable_reduction): Likewise.
759 (vectorizable_call): Use new CALL_EXPR iterators.
760 (vectorizable_conversion): Use build_call_expr.
761 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
762 (vect_gen_widened_results_half): Use build_call_expr.
763 (vect_setup_realignment): Likewise.
764 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
766 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
767 (pass_through_call): Likewise.
768 (compute_object_sizes): Likewise. Use fold_call_expr instead of
771 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
772 (tree_gen_pow2_profiler): Likewise.
773 (tree_gen_one_value_profiler): Likewise.
774 (tree_gen_ic_func_profiler): Likewise.
775 (tree_gen_average_profiler): Likewise.
776 (tree_gen_ior_profiler): Likewise.
778 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
779 (find_func_aliases): Use new CALL_EXPR accessors. Add case
780 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
782 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
785 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
788 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
790 (convert_to_integer): Likewise.
792 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
795 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
796 Brooks Moses <brooks.moses@codesourcery.com>
797 Lee Millward <lee.millward@codesourcery.com>
799 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
801 * config/frv/frv.c (frv_expand_builtin): Likewise.
802 * config/s390/s390.c (s390_expand_builtin): Likewise.
804 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
805 (sparc_expand_builtin): Use new CALL_EXPR accessors.
807 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
808 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
809 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
810 (ix86_expand_store_builtin): Likewise.
811 (ix86_expand_unop_builtin): Likewise.
812 (ix86_expand_unop1_builtin): Likewise.
813 (ix86_expand_sse_compare): Likewise.
814 (ix86_expand_sse_comi): Likewise.
815 (ix86_expand_vec_init_builtin): Likewise.
816 (ix86_expand_vec_ext_builtin): Likewise.
817 (ix86_expand_vec_set_builtin): Likewise.
818 (ix86_expand_builtin): Use new CALL_EXPR accessors.
820 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
821 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
823 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
824 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
825 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
827 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
829 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
830 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
831 arglist. Use new CALL_EXPR accessors. Fix callers.
832 (altivec_expand_abs_builtin): Likewise.
833 (rs6000_expand_binop_builtin): Likewise.
834 (altivec_expand_predicate_builtin): Likewise.
835 (altivec_expand_lv_builtin): Likewise.
836 (spe_expand_stv_builtin): Likewise.
837 (altivec_expand_stv_builtin): Likewise.
838 (rs6000_expand_ternop_builtin): Likewise.
839 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
840 (altivec_expand_st_builtin): Likewise.
841 (altivec_expand_dst_builtin): Likewise.
842 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
843 arglist. Use new CALL_EXPR accessors. Fix callers.
844 (altivec_expand_vec_set_builtin): Likewise.
845 (altivec_expand_vec_ext_builtin): Likewise.
846 (altivec_expand_builtin): Use new CALL_EXPR accessors.
847 (spe_expand_builtin): Likewise.
848 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
849 arglist. Use new CALL_EXPR accessors. Fix callers.
850 (spe_expand_evsel_builtin): Likewise.
851 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
852 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
854 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
855 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
856 (arm_expand_unop_builtin): Likewise.
857 (arm_expand_builtin): Use new CALL_EXPR accessors.
859 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
862 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
863 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
864 (bfin_expand_unop_builtin): Likewise.
865 (bfin_expand_builtin): Use new CALL_EXPR accessors.
867 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
868 Brooks Moses <brooks.moses@codesourcery.com>
869 Lee Millward <lee.millward@codesourcery.com>
871 * c-semantics.c (build_stmt): Add internal diagnostic check.
873 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
874 accessors. Print arguments explicitly instead of as a list.
876 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
878 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
879 (c_finish_omp_flish): Likewise.
881 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
882 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
883 instead of TREE_CODE_LENGTH.
884 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
885 (c_warn_unused_result): Likewise.
887 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
890 * doc/invoke.texi (Warning Options): Remove
891 -Werror-implicit-function-declaration.
892 (Wimplicit-function-declaration): Update description.
893 * opts.c (common_handle_option): Move handling of -Werror=* to...
894 (enable_warning_as_error): ...here.
895 * opts.h (enable_warning_as_error): Declare.
896 * c-decl.c (implicit_decl_warning): Unless
897 -Wno-implicit-function-declaration is given, emit a pedwarn if
898 -std=c99 or emit a warning if -Wimplicit-function-declaration.
899 * c.opt (Wimplicit-function-declaration): Replace
900 mesg_implicit_function_declaration with
901 warn_implicit_function_declaration.
902 * c-opts.c (c_common_handle_option):
903 -Werror-implicit-function-declaration is exactly equal as
904 -Werror=implicit-function-declaration.
905 (set_Wimplicit): Replace mesg_implicit_function_declaration with
906 warn_implicit_function_declaration.
907 (c_common_post_options): -Wimplict-function-declaration is enabled
908 by default by -std=c99, otherwise is disabled by default.
909 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
911 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
913 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
914 DECL on the rhs to a DECL on the lhs for debug info purposes if the
915 former is ignored but not the latter.
917 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
919 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
920 is made and the reference doesn't use the alias set of its type,
921 do not create the temporary using that type.
923 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
925 * jump.c: Remove prototypes for delete_computation and
926 delete_prior_computation.
928 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
930 * jump.c (get_label_after): Delete.
931 (get_label_before, delete_computation, delete_jump,
932 delete_prior_computation, follow_jumps): Move...
933 * reorg.c (delete_computation, delete_prior_computation): ... here...
934 (get_label_before, delete_jump): ... making these static ...
935 (follow_jumps): ... and simplifying this since it only runs after
937 * rtl.h (get_label_after, get_label_before, delete_jump,
938 follow_jumps): Delete prototypes.
940 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
942 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
944 2007-02-15 Nick Clifton <nickc@redhat.com>
946 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
947 order to prevent it from being munged by the target.
949 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
951 * config/i386/i386.md: Remove misleading comment.
953 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
955 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
956 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
959 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
961 * tree-sra.c (instantiate_missing_elements): Canonicalize
963 (sra_build_assignment): New.
964 (generate_copy_inout, generate_element_copy,
965 generate_element_zero, generate_one_element_init): Use it.
967 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
969 * tree-sra.c (instantiate_missing_elements): Canonicalize
971 (sra_build_assignment): New.
972 (generate_copy_inout, generate_element_copy,
973 generate_element_zero, generate_one_element_init): Use it.
975 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
977 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
980 2007-02-14 Joseph Myers <joseph@codesourcery.com>
982 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
983 types as aggregates not scalars.
984 * function.c (assign_stack_temp_for_type): Likewise.
986 2007-02-14 Roger Sayle <roger@eyesopen.com>
987 Zdenek Dvorak <dvorakz@suse.cz>
989 * tree-dump.c (dump_switch_p_1): Require exact match of the option
992 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
994 * passes.c (next_pass_1): Clear the next field of the copied
997 2007-02-14 Richard Henderson <rth@redhat.com>
999 * tree-sra.c (early_sra): New.
1000 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1001 (tree_sra_early, pass_sra_early): New.
1002 * tree-pass.h (pass_sra_early): Declare.
1003 * passes.c (init_optimization_passes): Use it.
1005 2007-02-14 Richard Guenther <rguenther@suse.de>
1007 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1009 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1011 PR tree-optimization/30771
1012 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1014 (vect_analyze_operations): Induction phis can now be marked as
1016 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1017 Update documentation accordingly.
1019 2007-02-14 Nick Clifton <nickc@redhat.com>
1021 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1022 most 3 arguments are supported.
1023 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1025 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1027 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1028 Ensure dst->current is valid.
1030 2007-02-13 Paul Brook <paul@codesourcery.com>
1032 * config.gcc: Add arm*-*-uclinux-*eabi.
1033 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1034 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1035 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1036 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1037 (LINK_SPEC): Define.
1039 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1041 * config/arm/uclinux-eabi.h: New file.
1042 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1043 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1046 2007-02-13 Ian Lance Taylor <iant@google.com>
1048 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1049 * flags.h (warn_strict_overflow): Declare.
1050 (enum warn_strict_overflow_code): Define.
1051 (issue_strict_overflow_warning): New static inline function.
1052 * opts.c (warn_strict_overflow): New variable.
1053 (common_handle_option): Handle OPT_Wstrict_overflow and
1054 OPT_Wstrict_overflow_.
1055 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1057 * fold-const.c: Include intl.h.
1058 (fold_deferring_overflow_warnings): New static variable.
1059 (fold_deferred_overflow_warning): New static variable.
1060 (fold_deferred_overflow_code): New static variable.
1061 (fold_defer_overflow_warnings): New function.
1062 (fold_undefer_overflow_warnings): New function.
1063 (fold_undefer_and_ignore_overflow_warnings): New function.
1064 (fold_deferring_overflow_warnings_p): New function.
1065 (fold_overflow_warning): New static function.
1066 (make_range): Add strict_overflow_p parameter. Change all
1068 (extract_muldiv, extract_muldiv_1): Likewise.
1069 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1070 tree_expr_nonnegative_p.
1071 (fold_negate_expr): Call fold_overflow_warning.
1072 (fold_range_test): Likewise.
1073 (fold_comparison): Likewise.
1074 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1075 instead of tree_expr_nonnegative_p.
1076 (tree_expr_nonnegative_warnv_p): Rename from
1077 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1078 (tree_expr_nonnegative_p): New function.
1079 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1080 strict_overflow_p parameter.
1081 (tree_expr_nonzero_p): New function.
1082 * passes.c (verify_interpass_invariants): New static function.
1083 (execute_one_pass): Call it.
1084 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1086 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1087 (estimate_numbers_of_iterations): Likewise.
1088 (scev_probably_wraps_p): Likewise.
1089 * tree-ssa-ccp.c: Include "toplev.h".
1090 (evaluate_stmt): Defer fold overflow warnings until we know we are
1092 (struct fold_stmt_r_data): Add stmt field.
1093 (fold_stmt_r): Defer fold overflow warnings until we know we
1095 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1096 (fold_stmt_inplace): Likewise.
1097 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1098 (cleanup_control_expr_graph): Defer fold overflow warnings until
1099 we know we are going to optimize.
1100 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1101 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1103 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1104 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1105 * tree-ssa-loop-manip.c (create_iv): Likewise.
1106 * c-typeck.c (build_conditional_expr): Likewise.
1107 (build_binary_op): Likewise.
1108 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1109 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1110 (extract_range_from_unary_expr): Likewise.
1111 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1112 assuming that signed overflow does not occur.
1113 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1114 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1115 (fold_defer_overflow_warnings): Declare.
1116 (fold_undefer_overflow_warnings): Declare.
1117 (fold_undefer_and_ignore_overflow_warnings): Declare.
1118 (fold_deferring_overflow_warnings_p): Declare.
1119 (tree_expr_nonzero_warnv_p): Declare.
1120 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1122 (Warning Options): Document -Wstrict-overflow.
1123 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1124 (tree-ssa-ccp.o): Likewise.
1125 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1126 (fold-const.o): Depend on intl.h.
1128 2007-02-13 Ian Lance Taylor <iant@google.com>
1131 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1134 2007-02-13 Stuart Hastings <stuart@apple.com>
1136 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1138 2007-02-13 Richard Henderson <rth@redhat.com>
1140 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1141 handled_component_p before looking for the indirect_ref.
1143 2007-02-13 Richard Henderson <rth@redhat.com>
1145 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1146 remove flags clobber.
1147 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1148 (bswaphi_lowpart): New.
1149 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1150 remove TARGET_BSWAP test. Delete expander of the same name.
1152 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1153 (expand_unop): Use them.
1155 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1157 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1158 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1159 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1160 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1161 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1162 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1163 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1164 assembler dialect choice from asm templates.
1166 2007-02-12 Richard Henderson <rth@redhat.com>
1168 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1169 (fixuns_trunc<SSEMODEF>si2): Use it.
1170 * config/i386/sse.md (vec_setv4sf_0): Export.
1171 * config/i386/i386.c (ix86_build_const_vector): Export.
1172 (ix86_split_convert_uns_si_sse): Rename from
1173 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1174 * config/i386/i386-protos.h: Update.
1176 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1179 * c-typeck.c (c_finish_return): Improve warning message.
1181 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1183 * alias.c (find_symbolic_term): Delete unused function.
1185 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1187 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1188 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1189 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1191 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1193 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1194 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1195 the function, temporarily point the debug interface to the null one.
1197 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1199 * dwarf2out.c (round_up_to_align): New static function.
1200 (field_byte_offset): Use it to round the offset.
1202 2007-02-12 Richard Henderson <rth@redhat.com>
1204 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1205 (inswl_const): Export.
1207 2007-02-12 Richard Henderson <rth@redhat.com>
1209 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1210 result mode of the libcall, convert back to outmode.
1212 2007-02-12 Roger Sayle <roger@eyesopen.com>
1214 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1215 (bswapdi2): New define_expand to implement 32-bit implementation.
1217 2007-02-12 Nick Clifton <nickc@redhat.com>
1219 * doc/invoke.texi (Overall Options): Document --help=.
1220 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1221 (cc1_options): Pass --help= on to cc1.
1222 (display_help): Add description of --help=.
1223 (process_command): Add code to handle --help=. Allow translated
1224 --help and --target-help switches to be passed on to compiler
1226 (main): Remove unused if statement.
1227 * opts.c (columns): Remove.
1228 (LEFT_COLUMN): Define.
1229 (wrap_help): Add columns argument.
1230 (print_filtered_help): Change parameters to be an include bitmask,
1231 an exclude bitmask, an any bitmask and the column width. Move the
1232 code to display the params list here. Add code to display the
1233 status of options rather than their descriptions if the quiet flag
1235 (print_specific_help): Change parameters to be an include bitmask,
1236 an exclude bitmask and an any bitmask. Move code to look up the
1237 column width here. Decide upon the title for an options listing.
1238 (common_handle_options): Add code to handle --help=. Adapt code
1239 for --help and --target-help to use the revised form of the
1240 print_specific_help function.
1241 (print_help): Delete.
1242 (print_param_help): Delete.
1243 (print_switch): Delete.
1244 * opts.h (cl_lang_count): Add prototype.
1245 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1246 CL_MAX_OPTION_CLASS): New defines.
1247 * optc-gen.awk: Add construction of cl_lang_count.
1248 * c.opt: Add Warning attribute to warning options and Optimization
1249 attribute to optimization options.
1250 * common.opt: Likewise.
1252 Add -fhelp and -ftarget-help as aliases for the transformed --help
1253 and --target-help options.
1254 * opt-functions.awk: Add code to handle Warning and Optimization
1257 2007-02-12 Richard Henderson <rth@redhat.com>
1259 * config/alpha/constraints.md: New file.
1260 * config/alpha/alpha.c: Include tm-constrs.h.
1261 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1262 alpha_extra_constraint): Remove.
1263 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1264 * config/alpha/alpha-protos.h: Update.
1265 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1266 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1267 (EXTRA_CONSTRAINT): Remove.
1268 * config/alpha/alpha.md: Include constraints.md.
1269 (adddi splitter): Use satisfies_constraint_*.
1270 * config/alpha/predicates.md (add_operand): Likewise.
1271 (sext_add_operand, addition_operation): Likewise.
1273 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1275 PR tree-optimization/29145
1276 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1277 in our handling of restrict qualified pointers.
1279 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1282 * doc/invoke.texi (Wunused-value): Update description.
1283 (Wextra): Delete item.
1284 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1285 value of Wunused-value.
1286 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1287 (c_finish_stmt_expr): Don't check extra_warnings.
1288 (emit_side_effect_warnings): The caller is responsible to check
1291 2007-02-11 Roger Sayle <roger@eyesopen.com>
1292 Matt Thomas <matt@3am-software.com>
1294 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1296 2007-02-11 Roger Sayle <roger@eyesopen.com>
1298 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1299 comparisons of POPCOUNT against zero.
1300 (simplify_const_relational_operation): Likewise.
1302 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1304 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1306 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1308 * dwarf2out.c (root_type): Delete unused function.
1310 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1312 * genattrtab.c (contained_in_p): Delete unused function.
1313 (write_expr_attr_cache): Likewise.
1315 2007-02-11 Jan Hubicka <jh@suse.cz>
1317 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1320 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1322 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1323 to add the REG_EQ* note.
1324 * see.c (see_merge_one_use_extension): Likewise.
1325 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1326 turn REG_EQUAL notes into REG_EQUIV notes if the target
1327 register may have more than one set.
1328 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1329 * gcse.c (try_replace_reg): Likewise.
1330 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1331 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1332 more than one REG_EQUIV note.
1333 * reload1.c (gen_reload): Use set_unique_reg_note.
1335 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1337 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1338 (ix86_builtin_conversion): New function.
1340 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1343 * tree.h (DECL_REPLACEABLE_P): New macro.
1344 * except.c (set_nothrow_function_flags): Likewise.
1346 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1347 Ira Rosen <irar@il.ibm.com>
1348 Dorit Nuzman <dorit@il.ibm.com>
1350 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1351 * targhooks.c (default_builtin_vectorized_conversion): New.
1352 * targhooks.h (default_builtin_vectorized_function): New declaration.
1353 * target.h (struct vectorize): Add builtin_conversion field.
1354 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1355 stmt_vec_info_type value.
1356 (vectorizable_conversion): New declaration.
1357 * tree-vect-analyze.c (vect_analyze_operations): Add
1358 vectorizable_conversion call.
1359 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1360 * tree-vect-transform.c (vectorizable_conversion): New function.
1361 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1362 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1364 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1365 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1366 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1367 or ALTIVEC_BUILTIN_VCFSX.
1369 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1372 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1373 CONST_DOUBLE and operand 0 is a hard register.
1374 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1375 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1376 is a hard floating-point register.
1378 2007-02-10 Richard Henderson <rth@redhat.com>
1379 Jakub Jelinek <jakub@redhat.com>
1380 Alexandre Oliva <aoliva@redhat.com>
1382 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1383 * builtin-types.def (BT_WORD): Make unsigned.
1384 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1385 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1386 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1387 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1388 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1389 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1391 * expr.c (emutls_var_address): New.
1392 (expand_expr_real_1): Expand emulated tls.
1393 (expand_expr_addr_expr_1): Likewise.
1394 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1395 * output.h (emutls_finish): Declare.
1396 * toplev.c (compile_file): Call it.
1397 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1398 address before wrapping in CONST.
1399 * varasm.c (emutls_htab, emutls_object_type): New.
1400 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1401 (get_emutls_object_name, get_emutls_object_type): New.
1402 (get_emutls_init_templ_addr, emutls_decl): New.
1403 (emutls_common_1, emutls_finish): New.
1404 (assemble_variable): When emulating tls, swap decls; generate
1405 constructor for the emutls objects.
1406 (do_assemble_alias): When emulating tls, swap decl and target name.
1407 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1409 * varpool.c (decide_is_variable_needed): Look at force_output.
1410 Recurse for emulated tls.
1411 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1412 with decide_is_variable_needed.
1413 * emutls.c: New file.
1414 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1415 tls_object for real tls.
1417 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1419 PR rtl-optimization/29599
1420 * reload1.c (eliminate_regs_in_insn): Take the destination
1421 mode into account when computing the offset.
1423 2007-02-09 Stuart Hastings <stuart@apple.com>
1424 Richard Henderson <rth@redhat.com>
1426 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1427 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1428 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1429 fixuns_truncdfhi2): New.
1430 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1431 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1432 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1433 (floatunssidf2): Allow nonimmediate source.
1434 * gcc/config/i386/sse.md (movdi_to_sse): New.
1435 (vec_concatv2di): Drop '*'.
1436 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1437 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1438 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1440 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1441 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1442 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1443 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1444 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1445 ix86_build_const_vector.
1446 (x86_emit_floatuns): Rewrite.
1448 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1450 * genautomata.c (longest_path_length): Delete unused function.
1451 (struct state): Delete unused longest_path_length.
1452 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1453 (get_free_state): Delete unused.
1455 2007-02-09 Jan Hubicka <jh@suse.cz>
1457 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1458 * doc/invoke.texi (inline-unit-growth): Update default value.
1460 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1461 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1462 (rebuild_cgraph_edges): Likewise.
1463 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1464 (dump_cgraph_node): Dump frequencies.
1465 (cgraph_clone_edge): Add frequency scales.
1466 (cgraph_clone_node): Add freuqnecy.
1467 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1468 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1469 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1470 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1471 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1472 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1473 (save_inline_function_body): Likewise.
1474 * ipa-inline.c: inluce rtl.h
1475 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1476 (cgraph_edge_badness): Use frequencies.
1477 (cgraph_decide_recursive_inlining): Update clonning.
1478 (cgraph_decide_inlining_of_small_function): Dump frequency.
1479 * predict.c (estimate_bb_frequencies): Export.
1480 * predict.h (estimate_bb_frequencies): Declare.
1481 * tree-inline.c (copy_bb): Watch overflows.
1482 (expand_call_inline): Update call of cgraph_create_edge.
1483 (optimize_inline_calls): Use TODO flags to update frequnecies.
1484 * passes.h: Include predict.h
1485 (init_optimization_passes): Move profile ahead.
1486 (execute_function_todo): Handle TODO_rebuild_frequencies.
1488 2007-02-09 Roger Sayle <roger@eyesopen.com>
1490 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1491 the insbl or inswl pattern into a register.
1493 2007-02-09 Roger Sayle <roger@eyesopen.com>
1495 * config/ia64/ia64.md (bswapdi2): New define_insn.
1497 2007-02-09 Richard Henderson <rth@redhat.com>
1499 * config/i386/constraints.md (Ym): New constraint.
1500 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1501 (movdi_1_rex64): Split sse and xmm general register moves from
1502 memory move alternatives. Use conditional register constraints.
1503 (movsf_1, movdf_integer): Likewise.
1504 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1505 (movdf_integer_rex64): New.
1506 (pushsf_rex64): Fix output constraints.
1507 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1508 (sse2_stored): Likewise.
1509 (sse2_storeq_rex64): New.
1510 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1511 amd and not generic.
1512 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1513 for optimize_size. Remove SF/DFmode hack.
1515 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1517 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1520 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1521 Richard Sandiford <richard@codesourcery.com>
1523 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1524 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1525 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1526 m68k/t-mlib to tmake_file.
1527 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1528 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1529 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1530 Allow it to be cf or m68k. Set m68k_arch_family. If that
1531 variable is not empty, add t-$m68k_arch_family to tmake_file.
1532 Add t-mlibs to tmake_file.
1533 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1534 * config/m68k/t-cf: New file.
1535 * config/m68k/t-m68k: Likewise.
1536 * config/m68k/t-mlibs: Likewise.
1537 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1538 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1539 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1540 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1541 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1543 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1544 (INSTALL_LIBGCC): Delete.
1545 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1546 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1547 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1548 (M68K_MLIB_CPU): Define.
1549 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1550 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1551 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1553 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1554 Richard Guenther <rguenther@suse.de>
1557 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1558 against INT_MIN/INT_MAX.
1559 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1560 file if a loop is removed.
1562 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1564 * calls.c (store_one_arg): Pass correct alignment to
1565 emit_push_insn for non-BLKmode values.
1566 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1567 unaligned stack slot via a suitably aligned slot.
1569 2007-02-08 DJ Delorie <dj@redhat.com>
1571 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
1573 (legal_subregs): Use unsigned char, make const.
1574 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
1576 2007-02-08 Paul Brook <paul@codesourcery.com>
1578 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
1579 special interworking needed.
1581 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
1583 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
1584 conditional to __SSE2__.
1585 (Entries below should have been added to first ChangeLog
1586 entry for amdfam10 dated 2007-02-05)
1587 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
1589 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
1591 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
1594 2007-02-08 DJ Delorie <dj@redhat.com>
1596 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
1597 * config/m32c/m32c.c (legal_subregs): New.
1598 (m32c_illegal_subreg_p): New.
1599 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
1600 unsupported subregs of hard regs.
1602 2007-02-08 Jan Hubicka <jh@suse.cz>
1604 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
1605 the same one; always update histograms.
1607 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1609 * passes.c (init_optimization_passes): Tidy comment.
1611 2007-02-08 Roger Sayle <roger@eyesopen.com>
1613 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
1614 strip zero_extend, bswap and rotates from POCOUNT's argument.
1615 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
1616 zero_extend and rotates from PARITY's argument.
1617 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
1618 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
1619 of an integer constant at compile-time.
1621 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1624 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
1626 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
1629 * tree-ssa-live.c (remove_unused_locals): Do not remove
1630 TREE_ADDRESSABLE variables.
1631 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
1632 * tree-ssa-operands.c (add_virtual_operand): Remove argument
1633 FOR_CLOBBER. Update all users.
1634 If VAR has an associated alias set, add a virtual operand for
1635 it if no alias is found to conflict with the memory reference.
1637 2007-02-07 Jan Hubicka <jh@suse.cz>
1638 Robert Kidd <rkidd@crhc.uiuc.edu>
1640 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
1642 2007-02-07 Ian Lance Taylor <iant@google.com>
1644 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
1646 2007-02-07 Roger Sayle <roger@eyesopen.com>
1648 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
1649 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
1650 tablejumpdi, movsi_to_cr_one): Remove constraints from
1651 define_expand's match_operands.
1653 2007-02-07 Roger Sayle <roger@eyesopen.com>
1655 * global.c (compute_regsets): Move declatation of "i" inside of
1656 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
1658 2007-02-07 Jakub Jelinek <jakub@redhat.com>
1661 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
1662 of INDIRECT_REF <RESULT_DECL>.
1664 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
1666 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
1667 Kaz Kojima <kkojima@gcc.gnu.org>
1670 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
1672 (sh_initialize_trampoline): Add parentheses to avoid a warning.
1674 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1676 * doc/loop.texi: Document possibility not to perform disambiguation
1677 of loops with multiple latches.
1678 * cfgloopmanip.c (alp_enum_p): Removed.
1679 (add_loop): Handle subloops. Use get_loop_body_with_size.
1680 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
1681 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
1682 the new forwarder block.
1683 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
1684 Handle the case latch is NULL.
1685 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
1686 when marking loop exits.
1687 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
1689 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
1690 disambiguate_loops_with_multiple_latches.
1691 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
1692 before fix_loop_structure.
1693 * cfgloop.c: Include pointer-set.h and output.h.
1694 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
1695 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
1696 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
1697 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
1698 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
1699 disambiguate_multiple_latches, get_loop_body_with_size,
1700 disambiguate_loops_with_multiple_latches): New functions.
1701 (flow_loop_dump): Dump multiple latch edges.
1702 (flow_loop_nodes_find): Handle loops with multiple latches.
1703 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
1704 (glb_enum_p): Modified.
1705 (get_loop_body): Use get_loop_body_with_size.
1706 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
1707 (AVOID_CFG_MODIFICATIONS): New constant.
1708 (disambiguate_loops_with_multiple_latches, add_loop,
1709 get_loop_body_with_size): Declare.
1710 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
1712 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
1715 * global.c (compute_regsets): New function.
1716 (global_alloc): Refactored ELIMINABLE_REGSET
1717 and NO_GLOBAL_ALLOC_REGS computation out.
1718 (rest_of_handle_global_alloc): Call compute_regsets()
1719 for non-optimizing case.
1721 2007-02-06 Richard Henderson <rth@redhat.com>
1723 * config/i386/constraints.md (Y2): Rename from Y.
1724 (Yi): New constraint.
1725 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
1726 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
1727 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
1728 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
1729 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
1730 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
1731 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
1732 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
1733 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
1734 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
1735 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
1736 vec_extractv2si_1): Change Y constraints to Y2.
1737 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
1738 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
1739 Change Y constraints to Y2.
1740 (sse2_loadld): Change Y constraints to x.
1742 2007-02-06 Roger Sayle <roger@eyesopen.com>
1744 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
1745 (parity<mode>2): New define_expand using rs6000_emit_parity.
1746 * config/rs6000/rs6000.c (rs6000_emit_popcount,
1747 rs6000_emit_parity): New functions.
1748 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
1749 rs6000_emit_parity): Prototype here.
1751 2007-02-06 Ian Lance Taylor <iant@google.com>
1753 * lower-subreg.c (simple_move_operand): Reject CONST.
1754 (resolve_clobber): Call validate_change rather than directly
1755 assigning to XEXP (pat, 0).
1757 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1759 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
1760 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
1761 (tree-cfg.o): Remove hashtab.h dependency.
1763 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
1764 (struct ivopts_data): Change niters to pointer_map_t.
1765 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
1766 (niter_for_exit): Create pointer_map on demand. Change for
1768 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
1769 (free_loop_data): Destroy data->niters if created and reset field.
1770 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
1771 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
1773 * tree-ssa-reassoc.c: Include pointer-set.h.
1774 (bb_rank): Change to long *.
1775 (operand_rank): Change to pointer_map_t.
1776 (find_operand_rank): Return long, -1 if not found. Declare as inline.
1777 (insert_operand_rank): Accept long.
1778 (operand_entry_hash, operand_entry_eq): Remove.
1779 (get_rank): Return long. Adjust for changes above.
1780 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
1782 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
1784 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
1785 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
1786 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
1788 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
1789 directly since it cannot be NULL.
1790 (get_vi_for_tree): Rewrite for pointer_map API.
1791 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
1792 (init_alias_vars): Create vi_for_tree as pointer_map.
1793 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
1795 * tree-cfg.c: Don't include hashtab.h.
1796 (edge_to_cases): Declare as pointer_map.
1797 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
1799 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
1800 (start_recording_case_labels): Create edge_to_cases as pointer_map.
1801 (end_recoding_case_labels): Cleanup edge_to_cases manually before
1803 (record_switch_edge): Delete.
1804 (get_cases_for_edge): Adjust for pointer_map API, inline
1805 record_switch_edge (rewritten for new API), remove goto.
1807 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1809 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
1810 * tree-nested.c: Include pointer-set.h.
1811 (var_map_elt, var_map_eq, var_map_hash): Delete.
1812 (struct nesting_info): Remove GTY marker. Change the two htab_t's
1814 (nesting_info_bitmap_obstack): New.
1815 (lookup_field_for_decl): Adjust for pointer_map API.
1816 (lookup_tramp_for_decl): Adjust for pointer_map API.
1817 (get_nonlocal_debug_decl): Adjust for pointer_map API.
1818 (get_local_debug_decl): Adjust for pointer_map API.
1819 (convert_nl_goto_reference): Adjust for pointer_map API.
1820 (convert_nl_goto_receiver): Adjust for pointer_map API.
1821 (create_nesting_tree): Create outside GGC space. Create bitmap on
1822 the new obstack. Create field_map and var_map as pointer_maps.
1823 (free_nesting_tree): Adjust for changes to create_nesting_tree.
1825 (lower_nested_functions): Move root here, no need to NULL it.
1826 Initialize and release the obstack.
1828 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
1830 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
1831 Remove prototypes and make them non-static.
1832 (struct tree_int_map): Remove.
1833 * tree.h (struct tree_int_map): Move here, turning TO into an
1835 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
1837 * tree.h (TREE_COMPLEXITY): Remove.
1838 (struct tree_exp): Remove complexity field.
1839 * tree.c (build1_stat): Don't set it.
1841 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
1842 Victor Kaplansky <victork@il.ibm.com>
1844 * tree-vectorizer.c (vect_is_simple_use): Support induction.
1845 (vect_is_simple_reduction): Support reduction with induction as
1846 one of the operands.
1847 (vect_is_simple_iv_evolution): Fix formatting.
1848 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
1849 formatting. Don't mark induction phis for vectorization.
1850 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
1851 * tree-vect-transform.c (get_initial_def_for_induction): New function.
1852 (vect_get_vec_def_for_operand): Support induction.
1853 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
1855 (vectorizable_reduction): Support reduction with induction as one of
1857 (vectorizable_type_demotion): Use def-type of stmt argument rather
1858 than dummy def-type.
1860 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
1861 flag_tree_scev_cprop.
1862 * common.opt (tree-scev-cprop): New flag.
1864 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
1865 call to vect_get_new_vect_var.
1867 2007-02-06 Ira Rosen <irar@il.ibm.com>
1869 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
1870 vectype is not NULL.
1871 (vect_pattern_recog_1): Likewise.
1873 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1875 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
1876 (fold_negate_expr): Likewise.
1878 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
1881 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
1882 even if cv-qualification is the same.
1884 2007-02-05 Geoffrey Keating <geoffk@apple.com>
1886 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
1887 __enable_execute_stack on completion.
1889 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1891 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
1892 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
1893 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
1894 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
1895 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
1896 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
1897 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
1898 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
1900 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1902 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
1903 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
1904 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
1905 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
1906 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
1907 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
1908 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
1909 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
1910 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
1911 umuldi3_highpart_rex64, umulsi3_highpart_insn,
1912 umulsi3_highpart_zext, smuldi3_highpart_rex64,
1913 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
1914 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
1915 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
1916 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
1917 sqrtextenddfxf2_i387): Added amdfam10_decode.
1919 * config/i386/athlon.md (athlon_idirect_amdfam10,
1920 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
1921 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
1922 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
1923 athlon_ivector_store_amdfam10): New define_insn_reservation.
1924 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
1927 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1929 * config/i386/athlon.md (athlon_call_amdfam10,
1930 athlon_pop_amdfam10, athlon_lea_amdfam10): New
1931 define_insn_reservation.
1932 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
1933 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
1934 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
1936 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1938 * config/i386/athlon.md (athlon_sseld_amdfam10,
1939 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
1940 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
1942 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1944 * config/i386/athlon.md (athlon_sseins_amdfam10): New
1945 define_insn_reservation.
1946 * config/i386/i386.md (sseins): Added sseins to define_attr type
1947 and define_attr unit.
1948 * config/i386/sse.md: Set type attribute to sseins for insertq
1951 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1953 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
1954 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
1955 ssecomi_load_amdfam10, ssecomi_amdfam10,
1956 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
1957 define_insn_reservation.
1958 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
1960 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1962 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
1963 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
1964 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
1965 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
1966 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
1967 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
1968 define_insn_reservation.
1970 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
1971 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
1972 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
1973 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
1974 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
1976 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1978 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
1979 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
1980 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
1981 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
1982 athlon_ssemul_load_k8): Added amdfam10.
1984 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1986 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
1987 (x86_sse_unaligned_move_optimal): New variable.
1989 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
1991 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
1992 for unaligned vector SSE double/single precision loads for AMDFAM10.
1994 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1996 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
1997 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
1998 Define TARGET_CPU_DEFAULT_amdfam10.
1999 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2000 (processor_type): Add PROCESSOR_AMDFAM10.
2002 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2003 processor_type in config/i386/i386.h.
2004 Enable imul peepholes for TARGET_AMDFAM10.
2006 * config.gcc: Add support for --with-cpu option for amdfam10.
2008 * config/i386/i386.c (amdfam10_cost): New variable.
2009 (m_AMDFAM10): New macro.
2010 (m_ATHLON_K8_AMDFAM10): New macro.
2011 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2012 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2013 x86_promote_QImode, x86_integer_DFmode_moves,
2014 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2015 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2016 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2017 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2018 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2019 Enable/disable for amdfam10.
2020 (override_options): Add amdfam10_cost to processor_target_table.
2021 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2022 processor_alias_table.
2023 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2024 (ix86_adjust_cost): Add code for amdfam10.
2026 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2028 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2029 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2030 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2031 * config/i386/i386.h: Add builtin definition for SSE4A.
2032 * config/i386/i386.md: Add support for ABM instructions
2034 * config/i386/sse.md: Add support for SSE4A instructions
2035 (movntss, movntsd, extrq, insertq).
2036 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2037 Add -march=amdfam10 flag.
2038 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2039 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2041 * doc/extend.texi: Add documentation for SSE4A builtins.
2043 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2045 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2047 2007-02-05 Richard Guenther <rguenther@suse.de>
2049 * tree-vectorizer.h (vectorizable_function): Add argument type
2050 argument, change return type.
2051 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2052 * tree-vect-transform.c (vectorizable_function): Handle extra
2053 argument, return vectorized function decl.
2054 (build_vectorized_function_call): Remove.
2055 (vectorizable_call): Handle calls with result and argument types
2056 differing. Handle loop vectorization factor correctly.
2057 * targhooks.c (default_builtin_vectorized_function): Adjust for
2059 * targhooks.h (default_builtin_vectorized_function): Likewise.
2060 * target.h (builtin_vectorized_function): Add argument type
2062 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2063 extra argument, allow vectorizing of lrintf.
2064 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2065 documentation of target hook.
2067 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2070 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2071 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2072 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2074 2007-02-05 Roger Sayle <roger@eyesopen.com>
2076 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2077 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2078 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2079 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2080 before canonicalizing sincos to cexpi.
2081 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2083 2007-02-05 Roger Sayle <roger@eyesopen.com>
2085 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2086 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2087 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2089 2007-02-05 Roger Sayle <roger@eyesopen.com>
2091 * mips-tfile.c (initialize_init_file): Correct endianness test.
2093 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2095 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2098 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2100 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2101 saves in a PARALLEL before the register assignments.
2103 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2105 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2106 DWARF_FRAME_RETURN_COLUMN to be a general register.
2107 * dwarf2out.c (init_return_column_size): New function, split from...
2108 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2109 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2110 to be nongeneral registers.
2111 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2113 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2114 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2116 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2118 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2120 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2122 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2123 (remove_path): Use can_remove_branch_p and remove_branch instead
2124 of loop_delete_branch_edge.
2125 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2126 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2127 Update profile using scale_dominated_blocks_in_loop.
2128 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2129 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2130 (can_remove_branch_p, remove_branch): Declare.
2131 * tree-cfg.c (tree_can_remove_branch_p): New function.
2132 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2133 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2134 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2136 2007-02-05 Jan Hubicka <jh@suse.cz>
2139 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2140 nodes in cgraph, don't remove offline copy of the function.
2142 2007-02-04 Jan Hubicka <jh@suse.cz>
2144 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2145 vectors might cause maybe_lookup_element_for_expr to be called
2146 on non-sra-candidate.
2148 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2150 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2151 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2152 spelling conventions.
2154 2007-02-04 Richard Guenther <rguenther@suse.de>
2157 * fold-const.c (try_move_mult_to_index): Make sure to not
2158 overflow one dimension of a multi-dimensional array access.
2160 2007-02-04 Jan Hubicka <jh@suse.cz>
2162 * passes.c (init_optimization_passes): Reindent.
2164 2007-02-04 Jan Hubicka <jh@suse.cz>
2165 Eric Botcazou <ebotcazou@adacore.com>
2167 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2168 (execute_fixup_cfg): Break out the abnormal goto code.
2169 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2170 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2171 (optimize_inline_calls): Call make_nonlocal_label_edges.
2173 2007-02-04 Jan Hubicka <jh@suse.cz>
2175 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2176 true when something was changed.
2177 (rename_ssa_copies): When something was changed, do
2178 TODO_remove_unused_locals.
2179 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2180 add TODO_remove_unused_locals when instruction was removed.
2182 2007-02-04 Jan Hubicka <jh@suse.cz>
2184 * ipa-inline.c (try_inline): Improve debug output; work on already
2186 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2187 call try_inline for already inlined edges too when flattening;
2188 inline also functions that make callee growth but overall unit size
2191 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2193 * config/m32c/bitops.md, config/m32c/jump.md,
2194 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2195 config/m32r/m32r.h, config/m32r/m32r.md,
2196 config/m32r/predicates.md, config/m68hc11/larith.asm,
2197 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2198 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2199 config/mips/mips-protos.h, config/mips/mips.c,
2200 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2201 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2202 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2203 spelling conventions.
2205 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2206 Follow spelling conventions.
2208 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2210 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2211 warn about C++0x compatibility.
2213 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2215 * config/h8300/h8300.c, config/h8300/h8300.h,
2216 config/h8300/h8300.md: Follow spelling conventions.
2218 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2221 * combine.c (try_combine): Do not substitute source operand
2222 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2224 2007-02-03 Jan Hubicka <jh@suse.cz>
2226 PR gcov-profile/30650
2227 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2228 do not divide by zero for never executed counters.
2229 (tree_find_values_to_profile): Fix counters.
2230 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2232 2007-02-03 Ian Lance Taylor <iant@google.com>
2234 * lower-subreg.c (simple_move_operand): New static function,
2235 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2237 (simple_move): Call simple_move_operand.
2238 (find_decomposable_subregs): Add special handling of MEMs.
2239 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2240 meaning of return value. If we see a hard register, test whether
2241 it can store a word_mode value. Change all callers.
2243 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2245 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2246 ftrapv insns and expanders.
2247 (subdi3): Change define_expand operand 1 to arith11_operand, and
2248 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2249 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2250 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2254 * varasm.c (notice_global_symbol): Treat global objects as weak when
2257 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2259 * emit-rtl.c (dconstpi): Delete.
2261 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2262 * real.h (dconstpi): Delete.
2264 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2265 (fold_builtin_hypot): Likewise.
2267 2007-02-03 Tom Tromey <tromey@redhat.com>
2270 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2271 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2273 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2275 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2276 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2277 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2278 config/rs6000/cell.md, config/rs6000/darwin.h,
2279 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2280 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2281 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2282 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2283 typos. Follow spelling conventions.
2284 * doc/invoke.texi: Follow spelling conventions.
2286 2007-02-03 Roger Sayle <roger@eyesopen.com>
2288 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2289 canonicalization transformations that attempt to simplify integer
2290 constant comparisons to become comparisons against zero.
2292 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2294 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2296 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2297 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2299 2007-02-02 Mike Stump <mrs@apple.com>
2301 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2302 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2303 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2304 generate a branch island.
2306 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2308 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2309 (xtensa_legitimate_address_p): New.
2310 (xtensa_legitimize_address): New.
2311 (xtensa_output_addr_const_extra): New.
2312 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2314 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2315 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2316 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2317 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2318 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2319 (xtensa_legitimize_address): New.
2320 (xtensa_output_addr_const_extra): New.
2322 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2324 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2326 2007-02-02 Ian Lance Taylor <iant@google.com>
2328 * expmed.c (expand_divmod): Add comment.
2330 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2332 * emit-rtl.c (renumber_insns): Remove.
2333 * flags.h: Remove the extern for flag_renumber_insns.
2334 * rtl.h: Remove the prototype for renumber_insns.
2335 * toplev.c (flag_renumber_insns): Remove.
2337 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2339 Revert for x86 darwin:
2340 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2342 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2343 code before the following patch under TARGET_MACHO.
2344 (ix86_function_value_regno_p): Likewise.
2346 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2348 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2351 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2354 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2355 general or fp registers. Add comments.
2356 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2358 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2360 * pointer-set.c (insert_aux): Only return insertion slot.
2361 (pointer_set_insert): Adjust.
2362 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2363 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2364 pointer_map_traverse): New.
2365 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2366 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2367 pointer_map_contains, pointer_map_traverse): Declare.
2369 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2372 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2373 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2375 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2377 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2379 (struct _dep): New type.
2380 (dep_t): New typedef.
2381 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2382 (DEP_STATUS): New access macro. The macro with the same name was
2383 renamed to DEP_LINK_STATUS.
2384 (dep_init): Declare function
2386 (struct _dep_link): New type.
2387 (dep_link_t): New typedef.
2388 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2389 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2390 (DEP_LINK_STATUS): New macro.
2391 (debug_dep_links): New debug function.
2393 (struct _deps_list): New type.
2394 (deps_list_t): New typedef.
2395 (DEPS_LIST_FIRST): New access macro.
2396 (FOR_EACH_DEP_LINK): New cycle macro.
2397 (create_deps_list, free_deps_list, delete_deps_list): Declare
2399 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2400 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2401 (copy_deps_list_change_con): Ditto.
2403 (move_dep_link): Declare function.
2405 (struct _dep_node): New type.
2406 (dep_node_t): New typedef.
2407 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2409 (struct haifa_insn_data.back_deps): New field to hold backward
2410 dependencies of the insn.
2411 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2413 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2414 Change its type to deps_list_t.
2415 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2416 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2417 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2419 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2421 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2423 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2425 (dep_cost): Declare.
2427 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2428 (ds_to_dk, dk_to_ds): New functions.
2430 (init_dep_1): New static function.
2431 (init_dep): New function.
2432 (copy_dep): New static function.
2434 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2436 (detach_dep_link): New static function.
2437 (move_dep_link): New function.
2439 (dep_links_consistent_p, dump_dep_links): New static functions.
2440 (debug_dep_links): New debugging function.
2442 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2444 (alloc_deps_list, init_deps_list): New static functions.
2445 (create_deps_list): New function.
2446 (clear_deps_list): New static function.
2447 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2448 (deps_list_consistent_p, dump_deps_list): New static functions.
2449 (debug_deps_list): New function.
2450 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2452 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2454 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2455 use new scheduler dependencies lists.
2456 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2457 (sched_analyze): Ditto. Initialize dependencies lists.
2458 (add_forw_dep, compute_forward_dependences): Update to use new
2459 scheduler dependencies lists.
2461 (init_dependency_caches): Init deps_obstack.
2462 (free_dependency_caches): Free deps_obstack.
2464 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2465 new scheduler dependencies lists.
2466 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2467 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2469 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2470 Update to use new scheduler dependencies lists.
2471 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2472 (debug_dependencies): Ditto.
2473 (schedule_region): Update comments.
2475 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2476 scheduler dependencies lists.
2477 (schedule_ebb): Update comments.
2479 * rtl.def (DEPS_LIST): Remove.
2481 * lists.c (unused_deps_list): Remove.
2482 (free_list): Update assertions.
2484 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2485 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2487 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2488 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2490 * haifa-sched.c (comments): Update.
2491 (insn_cost1): Remove. Inline the code into insn_cost ().
2492 (insn_cost): Update to use new scheduler dependencies lists. Move
2493 processing of the dependency cost to dep_cost ().
2494 (dep_cost): New function. Use it instead of insn_cost () when
2495 evaluating cost of the dependency. Use compatible interface to
2496 interact with the target.
2497 (priority): Update to use new scheduler dependencies lists.
2498 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2499 with greater number of insns that depend on the insn.
2500 (schedule_insn): Update to use new scheduler dependencies lists. Add
2501 code to free backward dependencies lists. Inline and optimize code
2502 from resolve_dep () - see PR28071.
2503 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2504 lists. Update call to targetm.sched.is_costly_dependence hook.
2506 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2507 scheduler dependencies lists.
2509 (resolve_dep): Remove. Move the logic to schedule_insn ().
2510 (init_h_i_d): Initialize dependencies lists.
2512 (process_insn_depend_be_in_spec): Rename to
2513 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2515 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2516 Update to use new scheduler dependencies lists.
2517 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2519 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2520 new scheduler dependencies lists.
2521 (build_intra_loop_deps): Ditto.
2523 * target.h (struct _dep): Declare to use in
2524 gcc_target.sched.is_costly_dependence.
2525 (struct gcc_target.sched.adjust_cost): Fix typo.
2526 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2527 single dep_t parameter instead of an equivalent triad.
2528 (struct gcc_target.sched.adjust_cost_2): Remove.
2530 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2532 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2534 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2536 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2538 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2539 (REG_DEP_TRUE): Document.
2541 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2542 Change signature to correspond to the targetm.sched.adjust_cost hook.
2543 Update use in TARGET_SCHED_ADJUST_COST_2.
2544 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2545 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2546 new scheduler dependencies lists.
2547 (ia64_gen_check): Ditto.
2549 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2552 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2553 signature to correspond to the targetm.sched.is_costly_dependence hook.
2554 (is_costly_group): Update to use new scheduler dependencies lists.
2556 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2557 instead of INSN_COST () macro.
2559 2007-02-01 Ian Lance Taylor <iant@google.com>
2561 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2563 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2565 * pa.md (tp_load): Correct mfctl instruction syntax.
2567 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2569 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2570 altivec_padding_size calculation on AIX. Improve comment, add
2571 assert to verify that it's right.
2573 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
2576 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
2579 * global.c (global_alloc): Add mising initialization of
2582 2007-02-01 Roger Sayle <roger@eyesopen.com>
2584 * alias.c (init_alias_analysis): Correct whitespace.
2585 * bb-reorder.c (fix_edges_for_rarely_executed_code,
2586 partition_hot_cold_basic_blocks): Likewise.
2587 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2588 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
2589 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2590 fold_builtin_snprintf_chk, fold_builtin_printf,
2591 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
2592 do_mpfr_arg3, do_mpfr_sincos): Likewise.
2593 * cfgcleanup.c (cleanup_cfg): Likewise.
2594 * cfgexpand.c (tree_expand_cfg): Likewise.
2595 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
2596 * function.c (get_next_funcdef_no): Likewise.
2597 * gengtype.c (main): Likewise.
2598 * genmodes.c (main): Likewise.
2599 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
2600 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
2601 * ifcvt.c (noce_emit_move_insn): Likewise.
2602 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
2604 * stor-layout.c (get_best_mode): Likewise.
2605 * tree-ssa-loop-niter.c (get_val_for): Likewise.
2606 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
2607 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
2608 perform_var_substitution, solve_graph): Likewise.
2609 * tree-vrp.c (vrp_finalize): Likewise.
2611 2007-02-01 Ian Lance Taylor <iant@google.com>
2613 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
2614 high part of a paradoxical subreg, return a constant zero.
2616 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
2618 * toplev.c (lang_dependent_init): Call init_set_costs.
2619 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
2621 2007-02-01 Richard Guenther <rguenther@suse.de>
2624 * fold-const.c (fold_negate_expr): Allow negating a
2625 constant if overflow does not change.
2627 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2629 * doc/c-tree.texi (Expression trees): Improve markup.
2630 * doc/tm.texi (Register Classes, Addressing Modes)
2631 (Floating Point): Fix spacing after abbreviations. Fix some
2634 2007-02-01 Ben Elliston <bje@au.ibm.com>
2636 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
2637 * doc/contrib.texi: Likewise.
2638 * doc/install.texi: Likewise.
2640 2007-01-31 Richard Henderson <rth@redhat.com>
2641 Ian Lance Taylor <iant@google.com>
2643 * lower-subreg.c: New file.
2644 * rtl.def (CONCATN): Define.
2645 * passes.c (init_optimization_passes): Add pass_lower_subreg and
2647 * emit-rtl.c (update_reg_offset): New static function, broken out
2648 of gen_rtx_REG_offset.
2649 (gen_rtx_REG_offset): Call update_reg_offset.
2650 (gen_reg_rtx_offset): New function.
2651 * regclass.c: Revert patch of 2006-03-05, restoring
2653 (clear_reg_info_regno): New function.
2654 * dwarf2out.c (concatn_loc_descriptor): New static function.
2655 (loc_descriptor): Handle CONCATN.
2656 * common.opt (fsplit_wide_types): New option.
2657 * opts.c (decode_options): Set flag_split_wide_types when
2659 * timevar.def (TV_LOWER_SUBREG): Define.
2660 * rtl.h (gen_reg_rtx_offset): Declare.
2661 (reg_scan_update): Declare.
2662 * regs.h (clear_reg_info_regno): Declare.
2663 * tree-pass.h (pass_lower_subreg): Declare.
2664 (pass_lower_subreg2): Declare.
2665 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
2666 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
2668 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
2669 * Makefile.in (OBJS-common): Add lower-subreg.o.
2670 (lower-subreg.o): New target.
2672 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2674 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
2676 2007-01-31 Anatoly Sokolov <aesok@post.ru>
2679 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
2681 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2684 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
2686 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
2688 * cfgloop.h: Include vec-prim.h.
2689 (enum li_flags): Remove LI_ONLY_OLD.
2690 (loop_iterator): Changed.
2691 (fel_next, fel_init): Iterate over loop tree.
2692 (FOR_EACH_LOOP_BREAK): New macro.
2693 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
2695 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
2696 * modulo-sched.c (sms_schedule): Ditto.
2697 * tree-vectorizer.c (vectorize_loops): Ditto.
2698 * doc/loop.texi: Update information on loop numbering and behavior of
2699 FOR_EACH_LOOP wrto new loops.
2700 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
2701 add_to_evolution_1): Test nestedness of loops instead of comparing
2703 * tree-chrec.c (chrec_fold_plus_poly_poly,
2704 chrec_fold_multiply_poly_poly, chrec_evaluate,
2705 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
2706 reset_evolution_in_loop): Ditto.
2707 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
2709 2007-01-31 Dirk Mueller <dmueller@suse.de>
2711 * c-common.c (warn_about_parentheses): Separate warning about
2712 un-parenthized sequence of comparison operators from the one
2713 which is supposed to warn about x <= y <= z.
2715 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
2717 * optabs.h (enum optab_index): Add new OTI_isinf.
2718 (isinf_optab): Define corresponding macro.
2719 * optabs.c (init_optabs): Initialize isinf_optab.
2720 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
2722 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
2723 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
2725 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
2726 expand_builtin_interclass_mathfn.
2727 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
2728 * config/i386/i386.md (UNSPEC_FXAM): New constant.
2729 (fxam<mode>2_i387): New insn pattern.
2730 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
2731 built-in functions as x87 inline asm.
2733 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2735 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
2737 2007-01-30 Eric Christopher <echristo@apple.com>
2739 * config.gcc: Add geode.
2741 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2743 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
2744 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
2745 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
2746 value-prof.c: Fix comment typos.
2748 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2751 * doc/invoke.texi (Wpointer-arith): Document warning.
2753 2007-01-30 Janis Johnson <janis187@us.ibm.com>
2755 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
2756 the list of discrepancies from the draft TR.
2758 2007-01-30 Dirk Mueller <dmueller@suse.de>
2761 * doc/invoke.texi (-Wreturn-type): Update description to
2764 2007-01-30 Richard Sandiford <richard@codesourcery.com>
2766 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
2768 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
2770 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
2771 to handle optabs that operate on floating point input argument and
2772 output to integer output.
2773 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
2774 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
2775 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
2776 expand_builtin_interclass_mathfn ().
2777 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
2779 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
2780 ilogbl built-in functions as x87 intrinsics.
2782 2007-01-30 Richard Guenther <rguenther@suse.de>
2785 * dwarf2out.c (reference_to_unused): Query varpool if the
2786 variable was output.
2788 2007-01-30 Richard Guenther <rguenther@suse.de>
2791 * passes.c (execute_one_pass): Reset in_gimple_form to not
2792 confuse non-unit-at-a-time mode.
2794 2007-01-29 Roger Sayle <roger@eyesopen.com>
2795 Richard Guenther <rguenther@suse.de>
2797 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
2798 avoid undefined behaviour on overflow. Use force_fit_type_double
2799 to construct the constant with the specified TREE_OVERFLOW.
2801 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2803 * config/dfp-bit.c: Add parameterized support for fp exceptions.
2804 * config/dfp-bit.h: Ditto.
2806 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2808 * c-decl.c (pop_scope): Replace warnings with call to
2809 warn_for_unused_label.
2810 * c-common.h (warn_for_unused_label): Declare.
2811 * c-common.c (warn_for_unused_label): Define.
2813 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2815 * tree-optimize.c (update_inlined_to_pointers): Delete unused
2818 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2820 * Makefile.in (USER_H): Remove decfloat.h.
2821 * ginclude/decfloat.h: Delete, moving contents to ...
2822 * ginclude/float.h: Add support for decimal floating point,
2823 guarded by __STDC_WANT_DEC_FP__.
2825 2007-01-29 Mike Stump <mrs@apple.com>
2827 * doc/gccint.texi (Top): Rename Loop Representation to Loop
2828 Analysis and Representation to resolve case insensitive conflict.
2829 * doc/loop.texi (Loop Analysis and Representation): Likewise.
2831 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
2833 * tree.h (struct tree_memory_tag): Add aliases member.
2834 (MTAG_ALIASES): New macro.
2835 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
2836 (add_may_alias): Remove pointer-set. Update for may_aliases being
2838 (mark_aliases_call_clobbered): Update for may_aliases being a
2840 (compute_tag_properties): Ditto.
2841 (create_partition_for): Ditto.
2842 (compute_memory_partitions): Ditto.
2843 (dump_may_aliases_for): Ditto.
2844 (is_aliased_with): Ditto.
2845 (add_may_alias_for_new_tag): Ditto.
2846 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
2847 (compute_is_aliased): New function.
2848 (compute_may_aliases): Call compute_is_aliased).
2849 (init_alias_info): Initialize alias_bitmap_obstack.
2850 (union_alias_set_into): New function.
2851 (compute_flow_sensitive_aliasing): Use union_aliases_into.
2852 (have_common_aliases_p): Rewrite to take two bitmaps and use
2854 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
2856 (finalize_ref_all_pointers): Update for add_may_alias changes.
2857 (new_type_alias): Ditto.
2858 * tree-flow-inline.h (may_aliases): Return a bitmap.
2859 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
2860 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
2861 may_aliases being a bitmap.
2862 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
2863 may_aliases now returns a bitmap.
2864 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
2866 * tree-ssa-operands.c (add_virtual_operand): Update for
2867 may_aliases being a bitmap.
2869 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
2871 PR tree-optimization/30630
2872 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
2873 variable as changed.
2875 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
2878 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
2879 expanded only once even if an error occurs.
2881 2007-01-29 Ben Elliston <bje@au.ibm.com>
2883 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
2884 (__gcov_average_profiler): Likewise.
2885 (__gcov_ior_profiler): Likewise.
2886 (__gcov_merge_ior): Likewise.
2888 2007-01-28 Jan Hubicka <jh@suse.cz>
2890 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
2891 * value-prof.c (stringop_block_profile): Likewise.
2893 2007-01-28 Jan Hubicka <jh@suse.cz>
2895 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
2896 variant handling histograms; add wrapper.
2897 (clear_storage_via_libcall): Export.
2898 (emit_block_move_hints): Break out from ...; add histograms.
2899 (emit_block_move): ... this one.
2900 (clear_storage_hints): Break out from ...; add histograms.
2901 (clear_storage): ... this one.
2902 (set_storage_via_memset): Handle histogram.
2903 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
2904 (clear_storage_hints, clear_storage_via_libcall): Declare.
2905 (set_storage_via_setmem): Update prototype.
2906 * doc/md.texi (movmem, setmem): Document new arguments.
2908 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
2910 (stringop_block_profile): New global function.
2911 (tree_stringops_values_to_profile): Profile block size and alignment.
2912 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
2914 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
2915 (stringop_block_profile): Declare.
2916 * builtins.c: Include value-prof.h.
2917 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
2918 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
2919 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
2920 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
2921 * profile.c (instrument_values): Add new counters.
2922 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
2924 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
2925 (tree_init_edge_profiler): Build new profilers.
2926 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
2927 (pass_tree_profile): Add dump.
2928 (tree_profile_hooks): Update.
2929 * Makefile.in (LIBGCOV): Add new constants.
2930 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
2931 __gcov_ior_profiler): New.
2932 * i386.md (movmem/setmem expanders): Add new optional arguments.
2934 2007-01-28 David Edelsohn <edelsohn@gnu.org>
2936 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
2938 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
2940 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
2941 (tree_unswitch_single_loop): Pass eni_size_weights to
2942 tree_num_loop_insns.
2943 * tree-ssa-loop-manip.c: Include tree-inline.h.
2944 (can_unroll_loop_p): Pass eni_size_weights to
2945 tree_num_loop_insns.
2946 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
2947 Pass eni_size_weights to estimate_num_insns.
2948 * tree.h (init_inline_once): Export.
2949 * toplev.c (backend_init): Call init_inline_once.
2950 * cgraphunit.c (cgraph_process_new_functions,
2951 cgraph_analyze_function): Pass eni_inlining_weights to
2953 * ipa-inline.c (compute_inline_parameters): Ditto.
2954 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
2955 to estimate_num_insns.
2956 (try_unroll_loop_completely): Pass eni_size_weights to
2957 tree_num_loop_insns.
2958 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
2959 ot estimate_num_insns.
2960 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
2961 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
2962 * tree-inline.c (eni_inlining_weights, eni_size_weights,
2963 eni_time_weights): New variables.
2964 (init_inline_once): Initialize them.
2965 (struct eni_data): Mew.
2966 (estimate_num_insns_1, estimate_num_insns): Use weights.
2967 * tree-inline.h (struct eni_weights_d): New.
2968 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
2969 (estimate_num_insns): Declaration changed.
2970 * cfgloop.h (tree_num_loop_insns): Declaration changed.
2971 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
2972 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
2974 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
2976 * tree-data-ref.c (conflict_fn): Assert that the number of affine
2977 relations in the conflict function is valid.
2979 2007-01-27 Ian Lance Taylor <iant@google.com>
2981 * common.opt: Add fstrict-overflow.
2982 * opts.c (decode_options): Set flag_strict_overflow if -O2.
2983 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
2984 (TYPE_OVERFLOW_UNDEFINED): Define.
2985 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
2987 * tree.h (TYPE_TRAP_SIGNED): Don't define.
2988 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
2989 (fold_negate_expr): Likewise.
2990 (make_range): Likewise.
2991 (extract_muldiv_1): Likewise.
2992 (maybe_canonicalize_comparison): Likewise.
2993 (fold_comparison): Likewise.
2994 (fold_binary): Likewise.
2995 (tree_expr_nonnegative_p): Likewise.
2996 (tree_expr_nonzero_p): Likewise.
2997 * tree-vrp.c (compare_values): Likewise.
2998 (extract_range_from_binary_expr): Likewise.
2999 (extract_range_from_unary_expr): Likewise.
3000 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3002 (nowrap_type_p): Likewise.
3003 * tree-scalar-evolution.c (simple_iv): Likewise.
3004 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3005 (build_range_check): Likewise.
3006 (extract_muldiv_1): Likewise.
3007 (fold_comparison): Likewise.
3008 * tree-vrp.c (vrp_int_const_binop): Likewise.
3009 (extract_range_from_unary_expr): Likewise.
3010 * convert.c (convert_to_integer): Likewise.
3011 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3012 (fold_comparison): Likewise.
3013 (fold_binary): Likewise.
3014 * optabs.c (optab_for_tree_code): Likewise.
3015 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3016 * simplify-rtx.c (simplify_const_relational_operation): Check
3017 flag_strict_overflow and flag_trapv.
3018 (simplify_const_relational_operation): Likewise.
3019 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3020 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3023 2007-01-27 Roger Sayle <roger@eyesopen.com>
3025 * tree.c (tree_fold_gcd): Delete.
3026 * tree.h (tree_fold_gcd): Remove prototype.
3027 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3028 test whether one constant integer is a multiple of another. Instead
3029 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3030 * fold-const.c (multiple_of_p): We've determined both TOP and
3031 BOTTOM are integer constants so we can call int_const_binop directly
3032 instead of the more generic const_binop.
3034 2007-01-27 Roger Sayle <roger@eyesopen.com>
3036 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3037 1*X check that the constant hasn't overflowed, to preserve the
3039 (round_up): Provide an efficient implementation when rouding-up an
3040 INTEGER_CST to a power-of-two.
3042 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3044 * doc/sourcebuild.texi: Add comma for clarity.
3045 * doc/extend.texi: Fix some typos.
3046 * doc/passes.texi: Likewise.
3047 * doc/cppinternals.texi: Likewise.
3048 * doc/c-tree.texi: Likewise.
3049 * doc/tree-ssa.texi: Likewise.
3050 * doc/install.texi: Likewise.
3052 2007-01-27 Jan Hubicka <jh@suse.cz>
3054 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3055 (pass_sra): Do not require alias information.
3056 * passes.c (init_optimization_passes): Add SRA
3058 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3060 * tracer.c (rest_of_handle_tracer): We already cleaned
3061 up the CFG in tracer() so don't do it here again.
3062 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3063 cleanup_cfg here, either. And don't call renumber_insns.
3065 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3066 and BB_HEAD are in the insn stream here. Instead make sure
3067 that BB_INSN is valid on all insns. Also, do check here that
3068 there are no pending branch predictions...
3069 (rtl_verify_flow_info): ...instead of doing it here. Checks
3070 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3073 2007-01-26 Roger Sayle <roger@eyesopen.com>
3075 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3076 function to simplify/factorize operand order canonicalization.
3077 (ix86_fixup_binary_operands): Reorganize using the above function.
3078 (ix86_binary_operator_ok): Likewise.
3080 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3082 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3083 file scope from optimize_attrs.
3084 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3086 (optimize_attrs): Clear insn_code_values after freeing it.
3088 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3090 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3091 a parts.base assignment.
3093 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3095 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3096 (compute_subscript_distance, initialize_data_dependence_relation,
3097 finalize_ddr_dependent, analyze_ziv_subscript,
3098 analyze_siv_subscript_cst_affine,
3099 compute_overlap_steps_for_affine_univar,
3100 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3101 analyze_siv_subscript, analyze_miv_subscript,
3102 analyze_overlapping_iterations, subscript_dependence_tester_1,
3103 compute_self_dependence, free_dependence_relation): Work
3104 with affine_fn instead of chrecs.
3105 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3106 common_affine_function, affine_function_base,
3107 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3108 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3109 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3110 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3111 (all_chrecs_equal_p): Removed.
3112 * tree-data-ref.h (affine_fn, conflict_function): New types.
3113 (struct subscript): Change type of conflicting_iterations_in_a
3114 and conflicting_iterations_in_b.
3116 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3119 * config/pa/pa.h (TARGET_HPUX_11): New.
3120 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3121 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3123 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3124 Richard Guenther <rguenther@suse.de>
3126 * tree-ssa-structalias.c (solve_graph): Handle case
3127 we merged the variable to another.
3129 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3131 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3134 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3135 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3137 2007-01-25 DJ Delorie <dj@redhat.com>
3139 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3140 allow changes to modes which don't fit in those registers.
3142 * reload1.c (choose_reload_regs): Check for invalid subregs before
3143 computing their locations, not after.
3145 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3148 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3149 save Altivec registers in an eh_return function.
3150 (compute_vrsave_mask): Likewise.
3151 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3152 for saving Altivec registers.
3153 (rs6000_emit_prologue): Don't allocate stack twice in
3154 eh_return function. Correct expected value of altivec_save_offset
3155 when using save_world. Describe save of R0 to stack when using
3156 save_world. Describe stack pointer adjustment when using
3157 save_world. Remove duplicated eh_return parameter register saving.
3158 Update sp_offset variable after save_world.
3159 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3161 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3162 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3165 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3167 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3169 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3172 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3173 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3175 2007-01-25 Richard Guenther <rguenther@suse.de>
3177 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3178 * common.opt (-Wcoverage-mismatch): New warning option.
3179 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3180 if -Wcoverage-mismatch is given.
3182 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3184 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3185 (ipcp_driver): Change to static definition.
3186 Add dumping of the ifunctions.
3187 (constant_val_insert): Remove unused parameter. Support for SSA.
3188 (ipcp_propagate_const): Support for SSA.
3189 (ipcp_profile_bb_print): Print only analyzed nodes.
3190 (ipcp_replace_map_create): Remove support for Fortran constant
3192 * ipa-prop.c (ipa_method_modify_stmt,
3193 ipa_callsite_compute_param): Support for SSA.
3194 * ipa-prop.h (ipcp_driver): Remove declaration.
3195 (IS_VALID_TREE_MAP_INDEX): Add define.
3197 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3199 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3201 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3204 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3205 constant argument to cabs and do it without checking for
3206 -funsafe-math-optimizations.
3208 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3210 * c-common.h (RID_FIRST_CXX0X): New.
3211 (RID_LAST_CXX0X): New.
3212 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3214 * c.opt (Wc++0x-compat): New.
3215 * doc/invoke.texi (-Wc++0x-compat): Document.
3217 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3219 * builtins.c (fold_builtin_carg): New.
3220 (fold_builtin_1): Use it.
3222 2007-01-24 Jan Hubicka <jh@suse.cz>
3224 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3226 * ipa-inline.c (initial_insns, max_insns): Delete.
3227 (compute_max_insns): New function.
3228 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3229 of insns as base for code growth.
3230 (cgraph_decide_inlining): Make initial_insns local; do not compute
3232 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3233 * doc/invoke.texi (inline-unit-growth): Update docs.
3235 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3237 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3238 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3239 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3240 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3241 for CPUs that have PTA_CX16 set.
3244 * gimplify.c (omp_check_private): New function.
3245 (gimplify_scan_omp_clauses): Use it for
3246 firstprivate/lastprivate/reduction.
3249 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3250 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3253 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3254 If lower_lastprivate_clauses emits some statements, append them
3255 to dlist rather than body_p and to body_p append an initializer.
3256 (lower_omp_for): Adjust caller.
3258 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3260 * target.h (globalize_decl_name): New.
3261 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3262 * output.h (default_globalize_decl_name): New.
3263 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3265 (globalize_decl): Ditto.
3266 (default_globalize_decl_name): New.
3267 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3268 (ia64_handle_version_id_attribute): New.
3269 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3270 (ia64_asm_output_external): Use globalize_decl_name instead
3272 * doc/extend.texi (version_id): New pragma.
3273 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3275 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3277 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3278 _uleb128_t and _Unwind_SWord with _sleb128_t.
3279 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3280 uw_frame_state_for, uw_update_context_1): Likewise.
3281 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3282 * unwind-pe.h (read_uleb128, read_sleb128,
3283 read_encoded_value_with_base): Likewise.
3284 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3286 2007-01-24 Richard Guenther <rguenther@suse.de>
3288 * builtins.c (expand_builtin_cexpi): Get the fndecl
3289 for cexp in the correct way.
3291 2007-01-24 Jan Hubicka <jh@suse.cz>
3293 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3295 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3297 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3298 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3299 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3300 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3301 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3302 __SIZEOF_PTRDIFF_T__.
3303 * doc/cpp.texi: Documentation for the new builtin macros added.
3305 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3307 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3308 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3309 instead of operands[2] to avoid access past the end of array.
3311 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3313 * reload1.c (emit_reload_insns): Pass the reload register
3314 for a non-spill output reload through forget_old_reloads_1.
3316 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3318 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3319 _SOFT_DOUBLE if doubles use software floating-point.
3320 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3321 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3322 * config/rs6000/darwin-ldouble.c: Also compile functions for
3323 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3324 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3325 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3326 commented-out long double override.
3327 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3328 * config/rs6000/eabispe.h: Likewise.
3329 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3330 long double for non-SPE.
3331 (rs6000_handle_option): Likewise.
3332 (invalid_e500_subreg): Disallow more subregs involding DImode,
3333 DFmode, TImode or TFmode.
3334 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3336 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3338 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3339 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3341 (rs6000_legitimate_address): Also check for TFmode for E500
3343 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3344 (spe_build_register_parallel): Handle TFmode and TCmode.
3345 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3347 (function_arg): Handle TFmode and TCmode for E500 double.
3348 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3350 (print_operand): Handle TFmode and TImode for %y.
3351 (rs6000_generate_compare): Handle TFmode comparisons for E500
3353 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3354 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3355 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3356 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3357 TFmode for E500 double.
3358 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3359 (floatsidf2): Enable for E500 double.
3360 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3361 (extenddftf2): Change to extenddftf2_fprs.
3362 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3363 depending on TARGET_E500_DOUBLE.
3364 (extendsftf2): Enable for E500 double.
3365 (trunctfdf2): Enable for E500 double.
3366 (trunctfsf2): Change to trunctfsf2_fprs.
3367 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3368 depending on TARGET_E500_DOUBLE.
3369 (floatsitf2): Enable for E500 double.
3370 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3371 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3372 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3373 (negtf2): Change to negtf2_internal.
3374 (negtf2): New expander.
3375 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3376 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3377 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3378 (movdi_internal32): Use rs6000_nonimmediate_operand.
3379 (unnamed splitter): Likewise.
3380 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3381 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3382 (SPE64TF, DITI): New mode macros.
3383 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3386 (frob_<mode>_di_2): New.
3387 (frob_tf_di_8_2): New.
3388 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3390 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3392 (frob_ti_<mode>_8_2): New.
3393 (frob_ti_tf_2): New.
3394 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3395 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3397 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3398 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3399 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3400 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3401 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3402 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3405 2007-01-23 Ian Lance Taylor <iant@google.com>
3407 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3409 (OBJS-archive): Reformat, alphabetize.
3410 (OBJS): Change out_object_file to OBJS-md.
3412 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3414 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3415 JUMP_P and CALL_P predicates where applicable.
3416 * config/i386/i386.c: Ditto.
3417 * config/i386/i386.md: Ditto.
3418 * config/i386/mmx.md: Ditto.
3419 * config/i386/predicates.md: Ditto.
3421 2007-01-22 Andreas Schwab <schwab@suse.de>
3423 * config/m68k/m68k.h: Fix comment.
3425 2007-01-22 Jan Hubicka <jh@suse.cz>
3427 * passes.c (init_optimization_passes): Do not rerun
3428 pass_early_warn_uninitialized.
3430 2007-01-22 Richard Guenther <rguenther@suse.de>
3432 PR tree-optimization/30038
3433 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3435 (execute_cse_sincos_1): Likewise.
3436 (execute_cse_sincos): Likewise.
3437 (gate_cse_sincos): Likewise.
3438 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3439 the cexpi() canonicalization of sincos().
3440 * tree-pass.h (pass_cse_sincos): Declare.
3441 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3443 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3445 PR rtl-optimization/29329
3446 * combine.c (replaced_rhs_insn): Rename to i2mod.
3447 (replaced_rhs_value): Rename to i2mod_new_rhs.
3448 (i2mod_old_rhs): New global variable.
3449 (combine_instructions): Adjust for above change. Save a copy of
3450 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3451 note are substituted in the second instruction.
3452 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3453 ditch the note if it pertains to the second eliminated register
3454 and this register is mentioned in i2mod_old_rhs.
3457 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3459 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3460 the insn to which the note was originally attached.
3462 2007-01-21 Jan Hubicka <jh@suse.cz>
3464 * ipa-inline.c (inlining_mode): Comment, move up.
3465 (cgraph_decide_inlining_incrementally): Do not perform inlining
3466 itself; fix handling of flattening of self recursive functions.
3467 (cgraph_find_cycles): Remove.
3468 (cgraph_flatten_node): Remove.
3469 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3470 (try_inline): New function.
3471 (cgraph_early_inlining): Update call of
3472 cgraph_decide_inlining_incrementally. Apply inlining here.
3473 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3475 2007-01-21 Dirk Mueller <dmueller@suse.de>
3478 * tree-vrp.c (check_array_bounds): do not warn
3479 about ADDR_EXPR's of ARRAY_REF's which are immediately
3480 used in binary expressions.
3482 2007-01-21 Ira Rosen <irar@il.ibm.com>
3484 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3485 read_write_dep and macros for its access.
3486 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3487 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3488 argument, call vect_check_interleaving for every independent pair of
3489 data-refs. Mark loads that access the same memory location as a store
3491 (vect_check_dependences): Remove.
3492 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3493 call, fix the call to vect_analyze_data_ref_dependence.
3494 (vect_analyze_data_ref_access): For statements that access the same
3495 data-ref, check that they are not stores; for loads, check that there
3496 is no store that access the same location.
3498 2007-01-20 Roger Sayle <roger@eyesopen.com>
3499 Joseph Myers <joseph@codesourcery.com>
3501 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3502 (-fdump-rtl-stack): Likewise.
3503 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3504 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3505 (-mpt-fixed): Use @minus{} for minus sign.
3506 (Using Precompiled Headers): Fix under/overfull hbox.
3508 2007-01-20 Jan Hubicka <jh@suse.cz>
3510 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3511 place within annotation.
3513 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3515 * pa.c (output_move_double): Change array size of xoperands to 4.
3517 2007-01-20 Jan Hubicka <jh@suse.cz>
3519 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3522 2007-01-19 Ian Lance Taylor <iant@google.com>
3524 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3525 constant to unsigned HOST_WIDE_INT before negating.
3527 2007-01-19 Ian Lance Taylor <iant@google.com>
3529 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3531 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3532 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3533 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3534 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3535 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3536 (realloc_vdef, realloc_vuse): Change second parameter to
3538 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3540 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3541 unsigned. Change x and lim locals to unsigned.
3542 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3544 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3545 (copy_virtual_operands): Change i and n locals to unsigned.
3547 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3550 * builtins.c (fold_builtin_1): Handle builtin fdim.
3552 2007-01-20 Jan Hubicka <jh@suse.cz>
3554 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3555 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3556 init_alias_heapvars.
3557 (init_alias_heapvars): Initialize only when not already initialized.
3558 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3560 2007-01-19 Roger Sayle <roger@eyesopen.com>
3562 * common.opt (fsigned-zeros): New command line option.
3563 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3564 of flag_unsafe_math_optimizations.
3565 * opts.c (set_fast_math_flags): The -ffast-math command line option
3566 implies -fno-signed-zeros.
3567 (fast_math_flags_set_p): Likewise.
3569 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3570 the documentation of -ffast-math appropriately. Wrap long lines.
3572 2007-01-19 Steve Ellcey <sje@cup.hp.com>
3574 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
3575 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
3577 2007-01-19 Tomas Bily <tbily@suse.cz>
3579 * cgraphunit.c (cgraph_finalize_function): Updating of pid
3581 (tree_init_ic_make_global_vars): New function
3582 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
3583 (tree_gen_ic_profiler): New function
3584 (tree_gen_ic_func_profiler): New function
3585 (tree_profiling): Added calling of tree_gen_ic_func_profiler
3586 (tree_profile_hooks): Added hook for indirec/virtual calls
3587 * value-prof.c (tree_find_values_to_profile): New case for
3589 (tree_values_to_profile): Call for determining indirect/virtual
3591 (tree_indirect_call_to_profile): New function
3592 (tree_ic_transform): New function
3593 (tree_ic): New function
3594 (find_func_by_pid): New function
3595 (init_pid_map): New function
3596 (tree_value_profile_transformations): Added check for
3597 indirect/virtual call transformation
3598 * value-prof.h (enum hist_type): New counter type for
3599 indirect/virtual calls
3600 (profile_hooks): Added new hook for profiling indirect/virtual
3602 * profile.c (instrument_values): New case for indirect/virtual
3604 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
3605 (GCOV_COUNTER_V_INDIR): New counter type
3606 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
3607 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
3609 * cgraph.c: Definition of cgraph_max_pid
3610 (cgraph_create_node): Default init of pid attribute
3611 * cgraph.h: Declaration of cgraph_max_pid
3612 (struct cgraph_node): Added pid attribute
3613 * libgcov.c (__gcov_indirect_call_profiler): New function
3614 (__gcov_one_value_profiler_body): New function
3615 (__gcov_one_value_profiler): Body was moved to
3616 __gcov_one_value_profiler_body and calls it
3618 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
3620 * doc/gty.texi (Options): Document the mark_hook option to GTY.
3621 * gengtype.c (write_types_data, write_func_for_structure,
3622 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
3623 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
3624 (walk_type, write_func_for_structure): Generate the mark_hook if
3627 2007-01-19 Jan Hubicka <jh@suse.cz>
3629 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
3630 'early' argument take inlining mode argument specifying whether to
3631 inline for size/speeed or all functions; add support for flattening;
3633 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
3635 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3638 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
3639 the name of the declared identifier.
3641 2007-01-19 Dirk Mueller <dmueller@suse.de>
3643 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
3644 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
3645 duplicate evaluation.
3647 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3649 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
3650 Macroize expander using X87MODEF12 mode macro. Extend operand 1
3651 to XFMode, use acosxf2 and truncate result to requested mode.
3652 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
3653 (asin<mode>2): Similarly, with asin expanders.
3654 (*fscalexf4_i387): Rename from *fscalexf4.
3655 (expNcorexf3): New expander.
3656 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
3657 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
3658 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
3659 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
3660 patterns for SSE math.
3661 (exp10<mode>2): Similarly, with exp10 expanders.
3662 (exp2<mode>2): Similarly, with exp2 expanders.
3663 (expm1<mode>2): Similarly, with expm1 expanders.
3664 (ldexp<mode>3): Similarly, with ldexp expanders.
3665 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
3666 Use gen_truncxf<mode>2_i387_noop to truncate result.
3668 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3670 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
3671 for ColdFire targets.
3673 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
3674 Richard Sandiford <richard@codesourcery.com>
3676 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
3677 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
3678 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
3679 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
3680 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3681 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3683 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3685 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
3686 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
3687 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
3688 (*adddi_dilshr32_cf): New pattern.
3689 (adddi3, subdi3): Remove first alternatives.
3691 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3693 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
3694 implemented using move.l, do not use its cc result for floating-point
3697 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3699 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
3700 from accepting 's' constraints if flag_pic.
3702 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3704 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
3705 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
3706 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
3707 condition from TARGET_68881 to TARGET_HARD_FLOAT.
3709 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
3711 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
3712 ColdFire alternatives.
3713 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
3714 * config/m68k/m68k.md (clzsi2): Define for ColdFire
3715 architectures that support ff1 instruction.
3717 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3718 Julian Brown <julian@codesourcery.com>
3720 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
3721 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
3722 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
3725 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3727 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
3729 (output_move_const_into_data_reg, output_move_simode_const): Delete.
3730 * config/m68k/m68k.c (const_method, const_int_cost): Take a
3731 HOST_WIDE_INT instead of an rtx.
3732 (m68k_rtx_costs): Update call accordingly.
3733 (output_move_const_into_data_reg): Likewise. Fix formatting.
3734 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
3736 (output_move_simode_const): Update calls after above changes.
3737 Rework to use automatic variables and predicates like MEM_P.
3738 * config/m68k/m68k.md (pushexthisi_const): Update call to
3741 2007-01-19 Dirk Mueller <dmueller@suse.de>
3743 * tree-ssa-alias.c (perform_var_substitution): Fix typo
3746 2007-01-19 Richard Guenther <rguenther@suse.de>
3748 * builtins.c (expand_builtin_cexpi): Fall back to expanding
3749 via cexp in case sincos is not available.
3751 2007-01-19 Richard Guenther <rguenther@suse.de>
3753 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
3754 * defaults.h (TARGET_HAS_SINCOS): Default to off.
3755 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
3756 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
3757 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
3758 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
3759 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
3760 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
3762 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3764 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
3766 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
3767 (atan2xf3): Directly generate RTL pattern.
3768 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
3769 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3770 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3771 disable patterns for SSE math.
3772 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
3773 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3774 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3775 disable patterns for SSE math.
3777 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
3779 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
3781 2007-01-18 Roger Sayle <roger@eyesopen.com>
3783 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
3784 VIEW_CONVERT_EXPR to the same type as it's operand.
3786 2007-01-18 David Edelsohn <edelsohn@gnu.org>
3788 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
3789 configured for long double 128.
3791 2007-01-18 Mike Stump <mrs@apple.com>
3793 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
3796 2007-01-18 Michael Meissner <michael.meissner@amd.com>
3798 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
3801 2007-01-18 Jan Hubicka <jh@suse.cz>
3803 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
3804 greater than NUM_VOP_FREE_BUCKETS.
3806 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
3808 * tree-ssa-structalias.c: Update comments.
3809 (ptabitmap_obstack): Removed.
3811 (oldpta_obstack): Ditto.
3812 (stats): Add a few members.
3813 (struct variable_info): Remove node, complex, address_taken, and
3814 indirect_target members. Add oldsolution member.
3815 (new_var_info): Do not initialize removed members.
3816 (constraint_expr_type): Remove INCLUDES.
3817 (constraint_graph): Add size, implicit_preds, rep,
3818 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
3819 (FIRST_REF_NODE): New macro.
3820 (LAST_REF_NODE): Ditto.
3821 (FIRST_ADDR_NODE): Ditto.
3822 (find): New function.
3824 (dump_constraint): Do not handle INCLUDES.
3825 (insert_into_complex): Do not insert duplicate constraints.
3826 (condense_varmap_nodes): Renamed and rewritten into ...
3827 (merge_node_constraints): This. Also fix bug in handling of
3828 offseted copy constraints.
3829 (clear_edges_for_node): No longer need to deal with preds at all,
3830 or removing associated preds/succs.
3831 (merge_graph_nodes): Deal with indirect_cycles.
3832 Don't deal with predecessors.
3833 (add_implicit_graph_edge): New function.
3834 (add_pred_graph_edge): Ditto.
3835 (add_graph_edge): Don't deal with predecessors.
3836 (build_constraint_graph): Removed.
3837 (build_pred_graph): New function.
3838 (build_succ_graph): Ditto.
3839 (struct scc_info): Removed in_component. Added roots, dfs, and
3840 node_mapping. Remove visited_index, unification_queue.
3841 (scc_visit): Deal with union-find we do now.
3842 Deal with cycles with REF nodes.
3843 (collapse_nodes): Renamed and rewritten to ...
3844 (unify_nodes): This.
3845 (process_unification_queue): Removed.
3846 (topo_visit): Cleanup
3847 (do_da_constraint): Use find.
3848 (do_sd_constraint): Ditto.
3849 (do_ds_constraint): Ditto.
3850 (do_complex_constraint): Ditto.
3851 (init_scc_info): Update for removed and added members.
3852 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
3853 (find_indirect_cycles): This.
3854 (equivalence_class): New variable.
3855 (label_visit): New function.
3856 (perform_variable_substitution): Rewritten.
3857 (free_var_substitution_info): New function.
3858 (find_equivalent_node): Ditto.
3859 (move_complex_constraints): Ditto.
3860 (eliminate_indirect_cycles): Ditto.
3861 (solve_graph): Only propagate changed bits.
3862 Use indirect cycle elimination.
3864 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
3865 (tree_id_eq): Renamed to ...
3866 (tree_vi_eq): This. Update for member change
3867 (insert_id_for_tree): Renamed and rewritten to ...
3868 (insert_vi_for_tree): This.
3869 (lookup_id_for_tree): Renamed and rewritten to ...
3870 (lookup_vi_for_tree): This.
3871 (get_id_for_tree): Renamed and rewritten to ...
3872 (get_vi_for_tree): Ditto.
3873 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
3874 (process_constraint): Don't handle INCLUDES.
3875 Remove special ADDRESSOF case.
3876 (find_func_aliases): Rewrite to use vi functions instead of id
3878 (create_function_info_for): Ditto.
3879 (create_variable_info_for): Ditto.
3880 (intra_create_variable_infos): Ditto.
3881 (merge_smts_into): Ditto.
3882 (find_what_p_points_to): Ditto.
3883 (init_base_vars): Ditto.
3884 (init_alias_vars): Ditto.
3885 (remove_preds_and_fake_succs): New function.
3886 (dump_sa_points_to_info): Dump new stats.
3887 (dump_solution_for_var): Use find.
3888 (set_used_smts): Fix formatting.
3889 (compute_points_to_sets): Updated for new functions.
3890 (ipa_pta_execute): Ditto.
3892 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3893 Richard Sandiford <richard@codesourcery.com>
3895 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
3897 * calls.c (expand_call): If the return value is a PARALLEL,
3898 extract its first member.
3899 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
3900 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
3901 use FUNCTION_EXTRA_EPILOGUE.
3902 (m68k_function_value): Return a PARALLEL if the return value
3903 is of a pointer type.
3904 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
3905 (FUNCTION_EXTRA_EPILOGUE): Remove.
3906 * config/m68k/m68k.md (D0_REG): New constant.
3908 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3910 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
3911 output a NOP for empty epilogues.
3913 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3915 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
3916 before function. Extend register save check to include all
3917 registers, not just integer ones.
3919 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3921 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
3922 (m68k_use_return_insn): ...this.
3923 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
3924 * config/m68k/m68k.c (use_return_insn): Rename to...
3925 (m68k_use_return_insn): ...this.
3926 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
3929 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3931 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
3932 nearest even, fix denormal rounding overflow.
3934 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3936 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
3937 f%$smove and f%$move.
3938 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
3939 (extendsfdf2_cf): Use fdmove instead of f%&move.
3940 (truncdfsf2_cf): Use fsmove instead of f%$smove.
3941 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
3943 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3945 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
3948 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3950 * real.h (real_format): Add a canonical_nan_lsbs_set field.
3951 (coldfire_single_format): Declare.
3952 (coldfire_double_format): Likewise.
3953 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
3954 of qnan_msb_set to determine the lower bits of a canonical
3956 (encode_ieee_double): Likewise.
3957 (encode_ieee_quad): Likewise.
3958 (ieee_single_format): Initialize canonical_nan_lsbs_set.
3959 (mips_single_format): Likewise.
3960 (ieee_double_format): Likewise.
3961 (mips_double_format): Likewise.
3962 (ieee_extended_motorola_format): Likewise.
3963 (ieee_extended_intel_96_format): Likewise.
3964 (ieee_extended_intel_128_format): Likewise.
3965 (ieee_extended_intel_96_round_53_format): Likewise.
3966 (ibm_extended_format): Likewise.
3967 (mips_extended_format): Likewise.
3968 (ieee_quad_format): Likewise.
3969 (mips_quad_format): Likewise.
3970 (vax_f_format): Likewise.
3971 (vax_d_format): Likewise.
3972 (vax_g_format): Likewise.
3973 (i370_single_format): Likewise.
3974 (i370_double_format): Likewise.
3975 (decimal_single_format): Likewise.
3976 (decimal_double_format): Likewise.
3977 (decimal_quad_format): Likewise.
3978 (c4x_single_format): Likewise.
3979 (c4x_extended_format): Likewise.
3980 (real_internal_format): Likewise.
3981 (coldfire_single_format): New real_format.
3982 (coldfire_double_format): Likewise.
3983 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
3984 canonical_nan_lsbs_set.
3985 (pdp11_d_format): Likewise.
3986 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
3987 if TARGET_COLDFIRE_CPU.
3989 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3991 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
3992 (output_call, m68k_legitimize_call_address): Declare.
3993 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
3994 parenthesees. Add support for a 'W' constraint.
3995 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
3996 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
3997 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
3998 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4000 (override_options): Initialize them. Do not set flag_no_function_cse
4001 for TARGET_ID_SHARED_LIBRARY.
4002 (m68k_output_pic_call): Delete.
4003 (m68k_legitimize_call_address): New function.
4004 (print_operand): Remove the %o prefix. Handle the %p prefix.
4005 (output_call): New function.
4006 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4007 target address from the GOT if symbolic jumps are not allowed.
4008 * config/m68k/m68k.md (call, general_operand): Do not set
4009 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4010 Merge separate flag_pic and !flag_pic define_insns into...
4011 (*call, *call_value): ...these new patterns. Match the address
4012 rather than the containing MEM and require it to be a call_operand.
4013 Use output_call to generate the asm template.
4014 * config/m68k/predicates.md (const_call_operand): New predicate.
4015 (call_operand): Likewise.
4017 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4019 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4020 (STACK_GROWS_DOWNWARD): Define to 1.
4021 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4022 comments, emphasizing that these values are only defaults.
4023 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4024 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4026 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4028 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4030 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4031 Richard Sandiford <richard@codesourcery.com>
4033 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4034 (FP_REGNO_P): New macros.
4035 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4036 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4037 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4038 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4040 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4042 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4043 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4045 * config/m68k/t-floatlib: New file, extracting common code from...
4046 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4047 * config/m68k/t-uclinux: Here.
4048 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4049 routines on ColdFire targets.
4051 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4053 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4054 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4055 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4056 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4057 explicitly set MOTOROLA to 1.
4058 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4060 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4061 Nathan Sidwell <nathan@codesourcery.com>
4063 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4064 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4065 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4066 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4067 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4068 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4069 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4070 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4071 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4072 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4073 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4074 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4075 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4076 (DBX_REGISTER_NUMBER): Delete.
4077 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4078 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4079 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4081 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4083 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4084 * config/flat.h: New file.
4085 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4087 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4088 indirect references for -msep-data or -mid-shared-library.
4089 Do not use PC-relative code addresses either.
4090 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4092 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4093 for shared libraries and crt1.o for executables. Use crti.o and
4095 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4096 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4097 Do not add -elf2flt or -shared-lib-id options here.
4098 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4099 Pass -shared-lib-id if -mid-shared-library, taking the library
4100 identifier from -mshared-library-id if given, otherwise
4102 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4103 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4104 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4105 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4106 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4107 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4109 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4110 jump sequence for ISA A and ISA A+.
4111 (PICJUMP): Likewise.
4113 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4115 * config.gcc (m68k-*-uclinux*): Base the port on the common
4116 and m68k GNU/Linux files rather than on the generic ELF ones.
4117 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4118 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4120 2007-01-18 Julian Brown <julian@codesourcery.com>
4121 Richard Sandiford <richard@codesourcery.com>
4123 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4124 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4125 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4127 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4129 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4131 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4133 * doc/install.texi: Document m68k-uclinuxoldabi.
4134 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4135 * config/m68k/uclinux-oldabi.h: New file, copied from
4136 config/m68k/uclinux.h.
4138 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4140 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4141 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4142 (m32r_compute_frame_size): Use unsigned for regno.
4143 (m32r_reload_lr): Use gen_frame_mem.
4145 (m32r_output_function_epilogue): Don't output the function epilogue
4147 (m32r_expand_epilogue): New.
4148 (direct_return): Return false if the function has the interrupt
4150 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4151 * config/m32r/m32r.md (epilogue): New expander.
4152 (return_lr, return_rte): New insns.
4153 (return): Make it expander.
4154 (return_normal): New expander.
4156 2007-01-18 Josh Conner <jconner@apple.com>
4159 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4160 support for UNLE, UNLT, UNGE, and UNGT.
4162 2007-01-18 Jan Hubicka <jh@suse.cz>
4164 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4165 * tree-tailcall (add_virtual_phis): Likewise.
4166 (optimize_tail_call): Return TODOs.
4167 (execute_tail_calls): Return TODOs.
4168 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4169 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4171 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4172 Cleanup cfg using TODO.
4173 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4174 * passes.c (execute_function_todo): When cleanup did something, remove
4176 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4177 (make_edges): Don't cleanup_cfg.
4179 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4181 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4182 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4183 operate on the top of stack.
4184 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4185 register handling of instructions that output to the second
4187 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4188 (move_for_stack_reg): Special-case check for dead destination
4189 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4191 * config/i386/i386.md (UNSPEC_TAN): New constant.
4192 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4193 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4194 to correctly model move of constant 1.0 to top stack slot.
4195 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4196 (unnamed peephole2 pattern): Remove corresponding peephole2
4197 pattern that optimizes tan insn and loading of constant 1.0.
4198 (tanxf2): Use fptanxf4_i387.
4199 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4200 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4201 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4202 disable patterns for SSE math.
4203 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4204 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4206 2007-01-18 Dirk Mueller <dmueller@suse.de>
4207 Richard Guenther <rguenther@suse.de>
4210 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4211 * common.opt (Warray-bounds): Add new warning option.
4212 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4214 * Makefile.in: make tree-vrp.o depend on toplev.h
4215 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4217 (check_array_refs, check_array_bounds, check_array_ref): New.
4219 2007-01-18 Jan Hubicka <jh@suse.cz>
4221 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4222 (execute_ssa_ccp): Return flags conditionally.
4223 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4225 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4227 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4229 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4230 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4232 * Makefile.c (GTFILES): Add cfglayout.h.
4233 * gengtype.c (open_base_files): Likewise.
4234 * cfglayout.c (cfg_layout_function_footer,
4235 cfg_layout_function_header) Reindent to make gengtype happy.
4236 * cfglayout.h (cfg_layout_function_footer,
4237 cfg_layout_function_header): Add GTY(()) marker.
4239 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4241 2007-01-18 Ben Elliston <bje@au.ibm.com>
4243 * genautomata.c (write_automata): Include xstrerror output in the
4244 error message if writing the DFA description file fails.
4246 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4248 * config/mips/mips-protos.h (mips_output_external): Make it
4250 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4251 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4252 (extern_list): Likewise.
4253 (extern_head): Likewise.
4254 (TARGET_ASM_FILE_END): Likewise.
4255 (mips_file_end): Likewise.
4256 (mips_output_external): Rewritten.
4258 2007-01-18 Ben Elliston <bje@au.ibm.com>
4260 * genpreds.c (write_insn_preds_c): Only write out the function
4261 body for regclass_for_constraint if we have register constraints.
4263 2007-01-17 Tom Tromey <tromey@redhat.com>
4265 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4266 * doc/install.texi (Testing): Use sourceware.org.
4267 (Binaries): Likewise.
4268 (Specific): Likewise.
4269 * doc/contrib.texi (Contributors): Use sourceware.org.
4271 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4273 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4274 (AVR_ENHANCED): Rename to ...
4275 (AVR_HAVE_MUL): ... new.
4276 (avr_enhanced_p): Rename to ...
4277 (avr_have_mul_p): ... new.
4278 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4279 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4280 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4281 (avr_have_mul_p): ... new.
4282 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4283 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4284 'avr_enhanced_p' and 'enhanced'.
4285 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4286 AVR_HAVE_MUL instead of AVR_ENHANCED.
4287 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4288 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4289 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4290 instead of AVR_ENHANCED.
4291 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4292 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4293 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4295 2007-01-17 Ian Lance Taylor <iant@google.com>
4297 * vec.h (VEC_reserve_exact): Define.
4298 (vec_gc_p_reserve_exact): Declare.
4299 (vec_gc_o_reserve_exact): Declare.
4300 (vec_heap_p_reserve_exact): Declare.
4301 (vec_heap_o_reserve_exact): Declare.
4302 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4304 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4306 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4307 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4308 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4309 * vec.c (calculate_allocation): Add exact parameter. Change all
4311 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4312 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4313 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4314 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4315 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4316 (vec_heap_p_reserve_exact): New function.
4317 (vec_heap_o_reserve_exact): New function.
4319 2007-01-17 Jan Hubicka <jh@suse.cz>
4321 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4323 2007-01-17 Eric Christopher <echristo@apple.com>
4325 * config.gcc: Support core2 processor.
4327 2007-01-16 Jan Hubicka <jh@suse.cz>
4329 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4330 the names, just unlink the chain so we don't crash on dangling pointers
4333 2007-01-16 Jan Hubicka <jh@suse.cz>
4335 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4336 * tree-pass.h: Reorder to make IPA passes appear toegher.
4337 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4338 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4339 parameters, do not call early inliner.
4340 * ipa-inline.c: Update comments. Include tree-flow.h
4341 (cgraph_decide_inlining): Do not compute inlining parameters.
4342 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4343 be called with function context set up.
4344 (pass_ipa_inline): Remove unreachable functions before pass.
4345 (cgraph_early_inlining): Simplify assuming to be called from the
4347 (pass_early_inline): New pass.
4348 (cgraph_gate_ipa_early_inlining): New gate.
4349 (pass_ipa_early_inline): Turn into simple wrapper.
4350 (compute_inline_parameters): New function.
4351 (gate_inline_passes): New gate.
4352 (pass_inline_parameters): New pass.
4353 (apply_inline): Move here from tree-optimize.c
4354 (pass_apply_inline): New pass.
4355 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4357 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4359 (tree_function_versioning): Do not allocate dummy struct function.
4360 * tree-inline.h (optimize_inline_calls): Update prototype.
4361 * tree-optimize.c (execute_fixup_cfg): Export.
4362 (pass_fixup_cfg): Remove
4363 (tree_rest_of_compilation): Do not apply inlines.
4364 * tree-flow.h (execute_fixup_cfg): Declare.
4365 * Makefile.in (gt-passes.c): New.
4366 * passes.c: Include gt-passes.h
4367 (init_optimization_passes): New passes.
4368 (nnodes, order): New static vars.
4369 (do_per_function_toporder): New function.
4370 (execute_one_pass): Dump current pass here.
4371 (execute_ipa_pass_list): Don't dump current pass here.
4373 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4375 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4376 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4378 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4380 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4381 (strong_alias): Define.
4382 (__gcc_qmul): Provide non-FMA for soft-float.
4388 (__gcc_qunord): New.
4398 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4399 soft-float functions.
4400 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4401 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4402 about long double soft float.
4404 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4405 Tehila Meyzels <tehila@il.ibm.com>
4407 * tree-vectorizer.h (is_pattern_stmt_p): New.
4408 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4409 formatting (tabs instead of spaces). Cleanup and clarify setting
4410 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4411 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4412 (vectorizable_type_demotion): Check that types are integral.
4413 (vectorizable_type_promotion): Likewise.
4414 (vectorizable_store): Fix typo. Eliminate new-line at end of
4417 2007-01-16 Jan Hubicka <jh@suse.cz>
4419 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4422 2007-01-15 Eric Christopher <echristo@apple.com>
4424 * ifcvt.c: Include vec.h, vecprim.h.
4425 (check_cond_move_block): New argument regs.
4426 Reorganize. Add registers used to regs.
4427 (cond_move_process_if_block): Use regs set above as
4430 2007-01-15 Eric Christopher <echristo@apple.com>
4432 * config/darwin.h: Update copyright.
4433 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4434 (LINK_COMMAND_SPEC): Add -u.
4435 (LINK_SPEC): Fix umbrella for above.
4437 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4439 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4442 2007-01-15 Tom Tromey <tromey@redhat.com>
4444 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4445 * doc/install.texi (Testing): Don't mention jacks.
4446 (Configuration): Document --enable-java-maintainer-mode. Move
4447 --with-java-home to libgcj-specific section. Document
4449 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4451 2007-01-15 Jan Hubicka <jh@suse.cz>
4453 * tree-ssa-dce.c (DCE_TODOs): New.
4454 (propagate_necessity): Return if something changed.
4455 (eliminate_unnecessary_stmts): Likewise.
4456 (perform_tree_ssa_dce): Return TODO flags when needed.
4457 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4459 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4461 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4462 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4463 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4464 patterns using X87MODEF12 mode macro. Extend operand 1
4465 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4466 (log10<mode>2): Ditto.
4467 (log2<mode>2): Ditto.
4468 (log1p<mode>2): Ditto.
4469 (logb<mode>2): Ditto.
4470 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4471 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4472 (*fxtractxf3_i387): Rename from *fxtractxf3.
4473 (fxtract_extend<mode>xf3_i387): New insn pattern.
4474 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4475 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4476 and gen_fyl2xxf3_i387().
4478 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4480 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4481 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4482 get_loop_exit_edges. Changed return type to bool.
4483 * cfgloop.h (fix_loop_placement): Declaration removed.
4485 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4487 * param.h (MIN_VECT_LOOP_BOUND): New.
4488 * params.def (MIN_VECT_LOOP_BOUND): New.
4489 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4490 argument - minimum threshold for number of iterations.
4491 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4492 argument to declaration.
4493 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4494 MIN_VECT_LOOP_BOUND.
4495 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4496 slpeel_tree_peel_loop_to_edge with additional argument.
4497 (vect_do_peeling_for_alignment): Likewise.
4498 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4500 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4503 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4506 2007-01-14 Jan Hubicka <jh@suse.cz>
4508 * tree-dfa.c (remove_referenced_var): New function.
4509 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4510 prune referenced vars list too.
4511 * tree-flow.h (remove_referenced_var): Declare.
4513 2007-01-14 Jan Hubicka <jh@suse.cz>
4515 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4517 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4518 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4519 * except.h (verify_eh_throw_table_statements): Kill prototype.
4520 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4521 into call exrepssions.
4522 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4524 * tree-cfg.c: Include pointer-set.h.
4525 (verify_node_sharing): Work on pointer set.
4526 (verify_eh_throw_stmt_node): New.
4527 (verify_stmts): Use pointers sets, verify throw_stmt.
4529 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4531 * ipa-reference.c (analyze_function): Consider also addresses taken
4534 2007-01-12 Roger Sayle <roger@eyesopen.com>
4536 * c-typeck.c (null_pointer_constant_p): Replace use of
4537 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4538 (build_c_cast): Likewise.
4540 2007-01-12 Roger Sayle <roger@eyesopen.com>
4542 * tree.h (force_fit_type_double): Remove unused final argument.
4543 * c-common.c (constant_expression_warning): Replace use of
4544 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4545 (convert_and_check): Likewise.
4546 (shorten_compare): Update call to force_fit_type_double.
4547 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4548 * convert.c (convert_to_pointer): Update call to
4549 force_fit_type_double.
4550 * fold-const.c (force_fit_type_double): Remove overflowed_const
4552 (int_const_binop, fold_convert_const_int_from_int,
4553 fold_convert_const_int_from_real, fold_div_compare,
4554 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4555 fold_abs_const, fold_not_const): Remove the final argument from
4556 calls to force_fit_type_double.
4558 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4560 * configure.ac: Set insn to "nop" for spu-*-* also.
4561 * configure: Regenerate.
4563 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4565 * builtins.def : Add BUILT_IN_FREE.
4567 2007-01-12 Jan Hubicka <jh@suse.cz>
4569 PR tree-optimization/30443
4570 * tree-inline.c (tree_function_versioning): Do not optimize when
4571 cloning for inlining.
4573 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
4575 * doc/loop.texi: Document recording of loop exits.
4576 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
4577 (update_single_exits_after_duplication,
4578 update_single_exit_for_duplicated_loop,
4579 update_single_exit_for_duplicated_loops): Removed.
4580 (duplicate_loop_to_header_edge): Do not call
4581 update_single_exits_after_duplication and
4582 update_single_exit_for_duplicated_loops.
4583 (loop_version): Do not update single_exit information.
4584 (fix_loop_structure): Use record_loop_exits instead of
4585 mark_single_exit_loops.
4586 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
4587 the lists of loop exits.
4588 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
4589 split_edge, merge_blocks): Update the lists of loop exits.
4590 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
4591 loop_optimizer_init.
4592 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
4593 of mark_single_exit_loops.
4594 (loop_optimizer_finalize): Call release_recorded_exits.
4595 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
4596 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
4597 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
4598 update single exit information.
4599 * lambda-code.c (perfect_nestify): Ditto.
4600 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
4601 (mark_single_exit_loops): Removed.
4602 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
4603 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
4604 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
4606 (get_loop_exit_edges, single_exit): Use recorded exit lists.
4607 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
4608 (verify_loop_structure): Verify consistency of the exit lists.
4609 (flow_loops_find): Use alloc_loop. Initialize exits hash.
4610 (set_single_exit): Removed.
4611 * cfgloop.h (struct loop_exit): New function.
4612 (struct loop): single_exit_ field replaced by exits field.
4613 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
4614 (struct loops): Added exits hash.
4615 (mark_single_exit_loops, set_single_exit): Declaration removed.
4616 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
4618 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4620 * doc/invoke.texi: Avoid use of @headitem.
4622 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4624 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
4626 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4628 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
4631 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4632 Richard Sandiford <richard@codesourcery.com>
4634 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
4635 * config/m68k/m68k.opt: Resort options.
4636 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
4638 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4639 Richard Sandiford <richard@codesourcery.com>
4641 * doc/invoke.texi: Document the macros that are defined by
4642 m68k's -mtune and -mhard-float options.
4643 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
4644 (m68k_cpp_cpu_family): Likewise.
4645 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
4646 of __ucfv*__ macros. Define __mcffpu__ if generating code for
4647 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
4648 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
4649 (m68k_cpp_cpu_family): Likewise.
4651 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4653 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
4654 macros besides mc68000 as tuning macros. Use a switch statement
4655 to set them and mcpu32.
4657 2007-01-12 Julian Brown <julian@codesourcery.com>
4659 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
4660 (TARGET_68040_ONLY): Rename to...
4661 (TARGET_68040): ...this.
4662 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
4663 * config/m68k/m68k.md: Likewise.
4665 2007-01-12 Julian Brown <julian@codesourcery.com>
4666 Nathan Sidwell <nathan@codesourcery.com>
4667 Richard Sandiford <richard@codesourcery.com>
4669 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
4670 the -mcpu= argument associated with the --with-cpu setting.
4671 Define M68K_DEFAULT_TUNE to the default -mtune= option,
4672 if different from the one implied by the -mcpu setting.
4673 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
4674 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
4675 * doc/invoke.texi: Mention ColdFire in the introduction to the
4676 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
4677 -mno-div and -mhard-float options. Make -m68881 a synonym for
4678 -mhard-float. Document the previously-undocumented -m5206e,
4679 -m528x, -m5307 and -m5407 options. Tweak the existing option
4680 documentation for consistency.
4681 * doc/install.texi: Mention new --with-cpu arguments.
4682 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
4683 default CPU if neither -mcpu nor -march are specified.
4684 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
4685 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
4686 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
4687 using m68k_tune to decide between families that implement the
4688 same ISA. Use m68k_tune to set __mcfv4e__.
4689 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
4690 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
4691 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
4692 (FL_ISA_C, FL_ISA_MMU): New macros.
4693 (MASK_COLDFIRE): Delete.
4694 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
4695 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
4696 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
4697 (TARGET_HARD_FLOAT): Do not define here.
4698 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
4699 (TUNE_68000): New macro.
4700 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
4701 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
4702 (TUNE_CFV2): Redefine in terms of m68k_tune.
4703 (uarch_type, target_device, fpu_type): New enums.
4704 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
4705 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
4706 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
4707 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
4708 (FL_FOR_isa_c): New macros.
4709 (m68k_isa): New enum.
4710 (m68k_target_selection): New structure.
4711 (all_devices, all_isas, all_microarchs): New tables.
4712 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
4713 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
4714 (MASK_ALL_CPU_BITS): Delete.
4715 (m68k_find_selection): New function.
4716 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
4717 Map the legacy target options to a combination of the new ones.
4718 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
4719 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
4720 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
4722 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
4723 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
4725 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
4726 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
4727 * config/m68k/m68k-devices.def: New file.
4729 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4730 Nathan Sidwell <nathan@codesourcery.com>
4732 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
4733 (SUBTARGET_EXTRA_SPECS): New macros.
4734 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
4735 use %(asm_cpu_spec) instead.
4736 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
4737 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
4738 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
4739 (EXTRA_SPECS): Rename to...
4740 (SUBTARGET_EXTRA_SPECS): ...this.
4742 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4743 Richard Sandiford <richard@codesourcery.com>
4744 Julian Brown <julian@codesourcery.com>
4746 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4747 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
4748 to the configuration's default CPU.
4749 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
4750 Remove default masks.
4751 (m680[012]0-*-*): Set the default with_cpu to the first part of
4753 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
4754 (m68k*-*-linux): Extend the --with-cpu handling to...
4755 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
4756 and m68010. Don't set target_cpu_default2.
4757 * doc/install.texi: Document --with-cpu for m68k.
4758 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
4759 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
4760 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
4761 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
4762 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
4763 (ASM_SPEC): Remove use of %(asm_cpu_default).
4764 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
4765 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
4766 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
4767 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
4768 __HAVE_FPU__ if TARGET_HARD_FLOAT.
4769 (TARGET_DEFAULT): Delete.
4770 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
4771 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
4772 (CPP_CPU_SPEC): Delete.
4773 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
4774 the appropriate string.
4775 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
4776 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
4777 (ASM_SPEC): Don't use %(asm_default_spec).
4778 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
4779 TARGET_DEFAULT and add MASK_68881.
4780 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
4782 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4784 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
4785 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
4786 MASK_68010 alongside MASK_68020.
4787 * doc/invoke.texi: Document -m68010.
4788 * config/m68k/m68k.opt (m68010): New.
4789 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
4791 (TUNE_68010): New macro.
4792 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
4793 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
4794 (M68K_CPU_m68332): Add MASK_68010.
4795 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
4796 fallback definition.
4797 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
4799 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
4800 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
4801 to all entries that use MASK_68020.
4802 (output_move_simode_const, output_move_himode, output_move_qimode)
4803 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
4804 instead of TARGET_68020 to select clr behavior. Remove comment
4805 about there being no TARGET_68010.
4806 * config/m68k/m68k.md: Likewise throughout.
4808 2007-01-12 Julian Brown <julian@codesourcery.com>
4810 * config/m68k/m68k.h (TARGET_ISAB): New macro.
4811 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
4812 * config/m68k/m68k.md: Likewise.
4814 2007-01-12 Julian Brown <julian@codesourcery.com>
4816 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
4817 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
4819 2007-01-12 Julian Brown <julian@codesourcery.com>
4821 * config/m68k/m68k.h (TUNE_68040_60): New macro.
4822 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
4823 * config/m68k/m68k.md: Likewise.
4825 2007-01-12 Julian Brown <julian@codesourcery.com>
4826 Richard Sandiford <richard@codesourcery.com>
4828 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
4829 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
4830 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
4832 (TARGET_CPU32): Rename to...
4833 (TUNE_CPU32): ...this.
4834 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
4835 (TUNE_CFV2): New macros.
4836 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
4837 remove conditions that are implied by TARGET_68020.
4838 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
4839 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
4840 (m68k_output_function_epilogue): Likewise.
4841 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
4842 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
4843 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
4844 non-68000 timings. Refactor multiplication and division costs.
4845 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
4846 TUNE_CPU32 instead of TARGET_CPU32.
4847 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
4848 and TUNE_68060 instead of TARGET_68060.
4849 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
4850 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
4852 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
4853 && !TARGET_COLDFIRE" to choose between moveq and clr.
4854 Likewise in the unnamed movsf pattern.
4855 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
4856 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
4859 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4861 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
4862 of tabbing before backslashes.
4864 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4866 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
4867 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
4868 (ASM_OUTPUT_INTERNAL_LABEL): Define.
4870 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4872 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
4873 find_interesting_uses_cond.
4874 (find_interesting_uses_cond): Use extract_cond_operands.
4875 (rewrite_use_compare): Use extract_cond_operands and
4876 force_gimple_operand_bsi. Do not call update_stmt.
4877 (determine_use_iv_cost_condition): Use extract_cond_operands.
4878 Return cheaper of using original bound and changing the exit bound.
4880 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4882 PR tree-optimization/29516
4883 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
4884 most_expensive_mult_to_index, addr_to_parts,
4885 create_mem_ref, maybe_fold_tmr): Make the type of
4886 fields of TARGET_MEM_REF sizetype.
4887 (move_fixed_address_to_symbol, move_pointer_to_base):
4889 * tree.def (TARGET_MEM_REF): Add comment on types of
4892 2007-01-11 Joseph Myers <joseph@codesourcery.com>
4894 * c-common.c (vector_types_convertible_p): Treat opaque types as
4895 always convertible if they have the same size, but not otherwise.
4897 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
4899 * ifcvt.c (struct noce_if_info): Add comments to the fields.
4900 Remove the b_unconditional field.
4901 (noce_try_sign_mask): Do not look at b_unconditional.
4902 (noce_process_if_block): Do not use merge_if_blocks. Update
4903 the CFG here. Do not set b_unconditional.
4904 (cond_move_process_if_block): Likewise.
4905 (find_cond_trap): Likewise.
4906 (check_cond_move_block): Require simple jump insns at the end
4909 2007-01-11 Jan Hubicka <jh@suse.cz>
4911 PR tree-optimization/1046
4912 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
4913 when alias info is not ready.
4914 (pass_tail_recursion): Do not require aliasing.
4915 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
4916 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
4917 * tree-ssa-copy.c (pass_copy_prop): Likewise.
4918 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
4919 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
4920 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
4921 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
4923 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
4924 When aliasing is not build, mark statement as volatile.
4926 2007-01-11 Tom Tromey <tromey@redhat.com>
4928 PR preprocessor/15185, PR preprocessor/20989:
4929 * doc/cppopts.texi <-MT>: Update description of algorithm for
4930 computing default target.
4931 <-M, -MD>: Reword "basename" text.
4933 2007-01-11 Roger Sayle <roger@eyesopen.com>
4935 * builtins.c (expand_builtin_pow, expand_builtin_powi,
4936 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
4937 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4938 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
4939 fold_builtin_bswap, real_constp, fold_builtin_pow,
4940 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
4941 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
4942 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4943 * convert.c (convert_to_pointer): Likewise.
4944 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4945 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
4946 const_binop, fold_convert_const_int_from_int,
4947 fold_convert_const_int_from_real,
4948 fold_convert_const_real_from_real, sign_bit_p,
4949 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
4950 fold_sign_changed_comparison, fold_unary, fold_comparison,
4951 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
4952 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
4953 * print-tree.c (print_node_brief, print_node): Likewise.
4954 * stor-layout.c (place_field, layout_type): Likewise.
4955 * tree-chrec.c (keep_cast): Likewise.
4956 * tree.c (build_vector, build_real, build_real_from_int_cst,
4957 build_complex): Likewise.
4959 2007-01-11 Roger Sayle <roger@eyesopen.com>
4961 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
4962 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
4964 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
4966 * configure.ac (strict1_warn): Rename to strict_warn.
4967 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
4968 cc_set_by_configure, quoted_cc_set_by_configure,
4969 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
4970 all_boot_languages, all_stagestuff): Remove.
4971 (target_list): Remove bootstrap targets.
4972 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
4973 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
4974 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
4975 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
4976 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
4977 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
4978 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
4979 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
4980 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
4981 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
4982 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
4983 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
4984 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
4985 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
4986 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
4987 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
4988 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
4989 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
4990 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
4991 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
4992 (mostlyclean): Adjust.
4993 (clean, distclean): Don't mention bootstrap stuff.
4994 * configure: Regenerate.
4995 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
4996 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
4997 treelang/config-lang.in (stagestuff): Remove.
4998 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
4999 stageprofile, stagefeedback, stagestuff): Remove mention.
5001 2007-01-11 Nick Clifton <nickc@redhat.com>
5003 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5005 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5006 (mcore_arith_K_S_operand): Run the test for the S constraint not
5007 the test for the M constraint.
5008 (mcore_addsub_operand): Do not accept integer values that are
5009 larger than 32 bits.
5010 * config/mcore/mcore.md: Remove unused constraints from split.
5011 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5013 (allocate_stack): Likewise.
5014 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5015 operands to 32 bits.
5016 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5018 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5019 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5020 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5021 mcore_output_bclri, mcore_output_andn, output_inline_const,
5022 mcore_output_move, mcore_output_movedouble): Likewise.
5023 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5024 (output_inline_const): Likewise.
5025 (output_inline_const): Fix format strings used in sprintf
5027 * config/mcore/mcore-protos.h: Update prototypes for changed
5028 functions in mcore.c.
5029 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5030 HOST_WIDE_INT and not int.
5031 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5032 CONST_OK_FOR_N): Likewise.
5033 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5034 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5037 2007-01-10 Jan Hubicka <jh@suse.cz>
5039 * tree-vrp.c (remove_range_assertions): Release defs.
5040 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5041 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5043 2007-01-10 Paul Brook <paul@codesourcery.com>
5045 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5046 * config/arm/arm.md (mulsi3subsi): New insn.
5048 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5050 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5051 (tree_transform_and_unroll_loop): New.
5052 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5055 2007-01-10 Robert Kennedy <jimbob@google.com>
5057 * fold-const.c (fold_comparison): Fold comparisons like (x *
5058 1000 < 0) to (x < 0).
5060 2007-01-10 Ian Lance Taylor <iant@google.com>
5062 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5063 operands have the same priority.
5065 2007-01-10 Tom Tromey <tromey@redhat.com>
5067 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5068 (fold_binary): Likewise.
5069 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5070 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5071 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5072 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5073 * langhooks.h (struct lang_hooks): Removed field
5074 'can_use_bit_fields_p'.
5076 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5078 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5080 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5082 * function.c (get_last_funcdef_no): New function.
5083 * function.h (get_last_funcdef_no): Declare.
5084 * tree-inline.c (initialize_cfun): Add initialization.
5085 (tree_function_versioning): Cleanup.
5087 2007-01-10 Jan Hubicka <jh@suse.cz>
5089 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5092 2007-01-10 Sa Liu <saliu@de.ibm.com>
5093 Ben Elliston <bje@au.ibm.com>
5095 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5096 for SAVE_NONLOCAL and Pmode for any other save level.
5097 * spu-protos.h (spu_restore_stack_block): Declare.
5098 * spu.md (save_stack_block): Remove.
5099 (restore_stack_block): Call spu_restore_stack_block.
5100 * spu.c (spu_restore_stack_block): New function.
5101 (spu_expand_epilogue): Remove old comment.
5103 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5105 PR tree-optimization/30322
5106 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5107 (cand_value_at): Return the value as aff_tree.
5108 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5109 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5110 aff_combination_mult): New functions.
5111 (aff_combination_add): Use aff_combination_add_cst.
5112 (aff_combination_convert): Allow conversions to a wider type.
5113 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5114 * tree-affine.h (aff_combination_mult): Declare.
5116 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5118 * doc/tm.texi: Update documentation to reflect reality of exec
5119 and start file search behaviours. Update copyright year.
5120 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5121 header file directories.
5123 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5125 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5126 (*cosxf2): Rename to cosxf2_i387.
5127 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5128 using X87MODEF12 mode macro. Rename patterns to
5129 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5131 (*cosdf2, *cossf2): Ditto.
5132 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5133 to match extended input operands.
5134 (sincos<mode>3): New expander.
5135 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5136 insn patterns and corresponding splitters.
5138 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5140 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5141 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5143 2007-01-09 Nicolas Pitre <nico@cam.org>
5146 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5148 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5150 * target.h (struct gcc_target): New field library_rtti_comdat.
5151 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5152 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5153 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5154 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5156 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5158 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5160 2007-01-08 Richard Guenther <rguenther@suse.de>
5162 * tree.h (force_fit_type_double): Export.
5163 (force_fit_type): Remove.
5164 * fold-const.c (force_fit_type_double): New function.
5165 (force_fit_type): Remove.
5166 (int_const_binop): Use it.
5167 (fold_convert_const_int_from_int): Likewise.
5168 (fold_convert_const_int_from_real): Likewise.
5169 (fold_div_compare): Likewise.
5170 (fold_sign_changed_comparison): Likewise.
5171 (fold_unary): Likewise.
5172 (fold_negate_const): Likewise.
5173 (fold_abs_const): Likewise.
5174 (fold_not_const): Likewise.
5175 * c-common.c (shorten_compare): Use force_fit_type_double.
5176 * convert.c (convert_to_pointer): Likewise.
5178 2007-01-08 Richard Guenther <rguenther@suse.de>
5180 * tree.h (build_int_cst_wide_type): Export.
5181 * tree.c (build_int_cst_wide_type): New function.
5182 (build_int_cst_wide): Fix comment.
5183 * builtins.c (fold_builtin_object_size): Use build_int_cst
5184 to build -1 or 0 of the correct type. Use fit_double_type
5185 to check for overflow.
5186 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5188 (decode_field_reference): Likewise.
5189 (all_ones_mask_p): Likewise.
5190 (native_interpret_int): Use build_int_cst_wide_type.
5191 (fold_binary): Use build_int_cst_type to build an all-ones
5193 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5195 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5197 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5199 2007-01-09 Ben Elliston <bje@au.ibm.com>
5201 * genautomata.c (STATS_OPTION): New option.
5202 (stats_flag): New flag.
5203 (gen_automata_option): Handle it.
5204 (initiate_automaton_gen): Ditto.
5205 (write_automata): Output statistics only if stats_flag is
5206 set. Likewise, output time statistics only if time_flag is set.
5207 * doc/md.texi (Processor pipeline description): Document new flag.
5209 2007-01-08 Richard Guenther <rguenther@suse.de>
5211 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5212 * tree.c (build_int_cst_type): Likewise.
5213 (size_in_bytes): Don't call force_fit_type on the result.
5214 (int_fits_type_p): Use fit_double_type.
5215 * fold-const.c (fit_double_type): New function.
5216 (force_fit_type): Use it.
5217 * tree.h (fit_double_type): Export.
5219 2007-01-08 Jan Hubicka <jh@suse.cz>
5221 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5222 * ipa.c (function_and_variable_visibility): Fix return type.
5224 2007-01-08 Richard Guenther <rguenther@suse.de>
5226 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5227 of offset to build the index.
5228 * tree-pretty-print.c (dump_generic_node): Don't build negated
5229 const just for printing.
5230 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5231 * builtins.c (fold_builtin_int_roundingfn): Check if result
5232 fits the type by using force_fit_type and comparing the result.
5233 * predict.c (predict_loops): Use compare_tree_int for comparison.
5234 * tree.c (build_int_cst): Fall back to integer_type_node for
5236 (build_int_cst_wide): Assert type is non-null.
5238 2007-01-08 Roberto Costa <roberto.costa@st.com>
5240 * tree-vrp.c (extract_range_from_cond_expr): New.
5241 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5242 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5244 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5245 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5246 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5247 used as expressions.
5248 * tree-object-size.c (cond_expr_object_size): New.
5249 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5251 2007-01-08 Jan Hubicka <jh@suse.cz>
5253 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5254 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5257 2007-01-08 Richard Guenther <rguenther@suse.de>
5259 PR tree-optimization/23603
5260 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5261 (extract_range_from_binary): Fall back to truthvalue instead of
5262 varying for TRUTH_*_EXPR.
5263 (extract_range_from_comparison): Fall back to truthvalue instead of
5265 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5266 if all visited PHI values were constant.
5268 2007-01-08 Jan Hubicka <jh@suse.cz>
5270 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5271 (cgraph_analyze_function): break out from ...
5272 (cgraph_finalize_compilation_unit): ... here.
5273 (cgraph_expand_function): Remove forgoten commented out line.
5274 (cgraph_optimize): Analyze functions.
5276 2007-01-08 Jan Hubicka <jh@suse.cz>
5278 * tree-pas.h (TODO_remove_function): New flag.
5279 (TODO_update*): Renumber.
5280 (pass_ipa_increase_alignment,
5281 pass_ipa_function_and_variable_visibility): New passes.
5282 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5283 (cgraph_function_and_variable_visibility): Move to ipa.c
5284 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5285 cgraph_increase_alignment.
5286 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5287 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5288 calling tree-inline.
5289 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5290 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5291 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5292 (gate_increase_alignment): New function.
5293 (pass_ipa_increase_alignment): New pass.
5294 * ipa.c: Inline tree-pass.h and timevar.h
5295 (function_and_variable_visibility): Move here from cgraphunit.c
5296 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5297 * passes.c (init_optimization_passes): Add the two new passes.
5298 (execute_todo): Handle cgraph_remove_functions.
5300 2007-01-08 Nick Clifton <nickc@redhat.com>
5302 * config/frv/predicates.md (reg_or_0_operand): Accept
5305 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5307 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5308 * config.gcc: Add bfin*-rtems*.
5310 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5312 * c.opt: Add -flax-vector-conversions.
5313 * c-typeck.c (convert_for_assignment): Pass flag to
5314 vector_types_convertible_p to allow emission of note.
5315 (digest_init): Likewise.
5316 * c-opts.c: Handle -flax-vector-conversions.
5317 * c-common.c (flag_lax_vector_conversions): New.
5318 (vector_types_convertible_p): Unless -flax-vector conversions
5319 has been passed, disallow conversions between vectors with
5320 differing numbers of subparts and/or element types. If such
5321 a conversion is disallowed, possibly emit a note on the first
5322 occasion only to inform the user of -flax-vector-conversions.
5323 The new last argument specifies this.
5324 * c-common.h (flag_lax_vector_conversions): New.
5325 (vector_types_convertible_p): Add extra argument.
5326 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5327 char_type_node for V*QI type vectors.
5328 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5329 Update to satisfy new typechecking rules.
5330 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5332 * doc/invoke.texi (C Dialect Options): Document
5333 -flax-vector-conversions.
5335 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5337 PR tree-optimization/29877
5338 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5339 a register variable on the RHS to not be replaceable.
5341 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5342 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5343 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5344 const_simm15, const_pow2, const_npow2): Added.
5345 * config/score/misc.md (insv, extv, extzv, movmemsi,
5346 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5347 * config/score/score.c (score_address_cost, score_select_cc_mode):
5349 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5350 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5351 Update score_print_operand.
5352 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5353 Adjust register allocate order and update some macro define.
5354 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5355 mdx_block_move_straight, mdx_block_move_loop_head,
5356 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5357 mdx_block_move): Added.
5358 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5359 mdp_limm): Updated and fix some bug and typo.
5360 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5361 (movsf, movdf, doloop_end): Added.
5363 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5365 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5366 config/arm/thumb2.md: Fix comment typos.
5367 * doc/extend.texi: Fix a typo.
5369 2007-01-07 Eric Christopher <echristo@apple.com>
5371 * configure.ac: Check for __stack_chk_fail for darwin.
5372 * configure: Regenerate.
5374 2007-01-07 Richard Guenther <rguenther@suse.de>
5376 * tree-vrp.c (extract_range_from_assert): CSE calls to
5377 compare_values where possible.
5378 (extract_range_from_unary_expr): Likewise.
5380 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5382 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5383 * config/avr/avr.c (call_insn_operand): Delete function.
5384 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5385 instead of register number. Use predicates.
5386 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5387 call_insn_operand): Add.
5389 2007-01-06 Jan Hubicka <jh@suse.cz>
5391 * tree-pass.h (pass_build_cgraph_edges): Declare.
5392 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5393 (visited_nodes): Remove.
5394 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5395 build_cgrpah_edges; make visited_nodes local.
5396 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5397 (record_references_in_initializer): Move to cgraphbuild.c
5398 (initialize_inline_failed, rebuild_cgraph_edges,
5399 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5400 (verify_cgraph_node): Make visited_nodes local.
5401 (cgraph_analyze_function): Do not call cgraph_create_edges and
5402 initialize_inline_failed.
5403 (cgraph_expand_function): Do not call cgraph_lower_function;
5404 assert that function is already lowered.
5405 * Makefile.in (cgraphbuild.o): New.
5406 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5407 at the end of lowering passes.
5409 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5411 * ifcvt.c (cond_move_convert_if_block): New function, code
5412 factored out from...
5413 (cond_move_process_if_block): ...here. Call the new function
5414 on the THEN and ELSE blocks.
5415 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5416 already takes care of this.
5418 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5421 * tree.h (TREE_OVERFLOW_P): New.
5422 * c-typeck.c (parser_build_unary_op): Warn only if result
5423 overflowed and operands did not.
5424 (parser_build_binary_op): Likewise.
5425 (convert_for_assignment): Remove redundant overflow_warning.
5426 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5428 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5430 * c-typeck.c (store_init_value): Split over two lines to follow
5431 the GNU coding style.
5433 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5435 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5436 __GXX_EXPERIMENTAL_CXX0X__.
5437 * doc/cpp.texi: Same.
5439 2007-01-05 Richard Guenther <rguenther@suse.de>
5442 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5443 with mismatched types. Instead explicitly build a
5444 conversion NOP_EXPR.
5446 2007-01-05 Ian Lance Taylor <iant@google.com>
5448 * c-common.c (decl_with_nonnull_addr_p): New function.
5449 (c_common_truthvalue_conversion): Call it.
5450 * c-typeck.c (build_binary_op): Likewise.
5451 * c-common.h (decl_with_nonnull_addr_p): Declare.
5453 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5456 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5459 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5461 * doc/install.texi (Final install): Document the fact that
5462 the GNAT runtime should not be stripped.
5464 2007-01-04 Jan Hubicka <jh@suse.cz>
5466 * tree-inline.c (fold_marked_statements): Update operand caches
5467 and EH after folding
5469 2007-01-04 Ian Lance Taylor <iant@google.com>
5471 * c-common.c (check_function_nonnull): Whitespace fix.
5473 2007-01-04 Jan Hubicka <jh@suse.cz>
5475 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5476 comitted older version of patch.
5477 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5478 function, celanup cfg and collect garbage.
5480 2007-01-04 Mike Stump <mrs@apple.com>
5482 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5485 2007-01-04 Eric Christopher <echristo@apple.com>
5487 * libgcc2.c (__bswapsi2): Use SItype.
5488 (__bswapdi2): Use DItype.
5489 * libgcc2.h: Update for above.
5491 2007-01-04 Paul Brook <paul@codesourcery.com>
5493 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5494 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5495 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5496 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5497 umulsi3_highpart): Make conditional on !arm_arch6.
5498 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5499 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5500 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5501 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5502 umulsi3_highpart_v6): New insns.
5504 2007-01-04 Roger Sayle <roger@eyesopen.com>
5506 * fold-const.c (fold_convert): When casting an expression to void,
5507 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5508 have a type. Instead of attempting to build a NOP_EXPR, return
5509 these "special" trees directly.
5511 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5513 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5514 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5515 rs6000_cost->fp not 0 as adjustment for outer NEG.
5517 2007-01-04 Jan Hubicka <jh@suse.cz>
5519 * cgraph.c (cgraph_release_function_body): New function.
5520 (cgraph_remove_node): Use it.
5521 * cgraph.h (cgraph_release_function_body): Declare.
5522 * cgraphunit.c (cgraph_expand_function): Use it.
5523 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5524 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5525 is initialized and while compilation of other function is running.
5526 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5527 statement CFG annotations from here to ...
5528 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5530 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5532 * cfgloop.h (enum li_flags): Make the constants powers of two.
5534 2007-01-04 Jan Hubicka <jh@suse.cz>
5536 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5538 (fold_marked_statements): New function.
5539 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5540 * tree-inline.h (copy_body_data): Add statements_to_fold.
5542 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5544 * config.gcc: Mention libgcc/config.host.
5545 * Makefile.in: Update comments mentioning libgcc.
5546 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5547 (all.cross, start.encap, rest.encap, rest.cross): Update
5548 dependencies for libgcc move.
5549 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5550 (clean-target, clean-target-libgcc): Delete.
5551 (srcdirify, GCC_EXTRA_PARTS): New macros.
5552 (libgcc-support, libgcc.mvars): New rules.
5553 (distclean): Remove mention of mklibgcc.
5554 (install): Don't reference INSTALL_LIBGCC.
5555 (install-common): Don't reference EXTRA_PARTS.
5556 (install-libgcc, install-multilib): Delete rules.
5557 * mklibgcc.in: Delete file.
5558 * doc/configfiles.texi: Don't mention mklibgcc.
5560 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5561 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5562 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5563 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5564 (mklibgcc, ldblspecs): Likewise.
5566 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5567 (posixpre.def): Use $(T).
5568 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5569 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5570 (SHLIB_LINK): Make dummy.
5571 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
5573 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
5575 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
5576 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
5577 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
5578 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
5580 * configure.ac (all_outputs): Remove mklibgcc.
5581 * configure: Regenerated.
5583 2007-01-03 Josh Conner <jconner@apple.com>
5586 * calls.c (compute_argument_addresses): Set stack and stack_slot
5587 for partial args, too.
5588 (store_one_arg): Use locate.size.constant for the size when
5589 generating a save_area.
5591 2007-01-03 Robert Kennedy <jimbob@google.com>
5593 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
5594 whose definitions are deleted due to basic block merging.
5596 2007-01-03 Paul Brook <paul@codesourcery.com>
5599 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
5601 (use_return_insn): Return 0 for Thumb interrupt functions.
5602 (print_multi_reg): Add rfe argument for IRQ returns.
5603 (arm_output_epilogue): Pop interrupt return address directly into PC.
5604 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
5606 2007-01-03 Paul Brook <paul@codesourcery.com>
5608 Merge from sourcerygxx-4_1.
5609 * config/arm/thumb2.md: New file.
5610 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
5612 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
5613 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5614 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
5615 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
5617 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5618 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
5620 * config/arm/ieee754-sf.S: Ditto.
5621 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
5622 (thumb1_base_register_rtx_p): ... to this.
5623 (thumb_index_register_rtx_p): Rename...
5624 (thumb1_index_register_rtx_p): ... to this.
5625 (thumb_output_function_prologue): Rename...
5626 (thumb1_output_function_prologue): ... to this.
5627 (thumb_legitimate_address_p): Rename...
5628 (thumb1_legitimate_address_p): ... to this.
5629 (thumb_rtx_costs): Rename...
5630 (thumb1_rtx_costs): ... to this.
5631 (thumb_compute_save_reg_mask): Rename...
5632 (thumb1_compute_save_reg_mask): ... to this.
5633 (thumb_final_prescan_insn): Rename...
5634 (thumb1_final_prescan_insn): ... to this.
5635 (thumb_expand_epilogue): Rename...
5636 (thumb1_expand_epilogue): ... to this.
5637 (arm_unwind_emit_stm): Rename...
5638 (arm_unwind_emit_sequence): ... to this.
5639 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
5640 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
5641 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
5642 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
5643 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
5644 thumb2_output_casesi): New functions.
5645 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
5646 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
5647 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
5648 THUMB2_WORK_REGS): Define.
5649 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
5650 arm_condexec_mask, arm_condexec_masklen)): New variables.
5651 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
5652 (arm_override_options): Check new CPU capabilities.
5653 Set new architecture flag variables.
5654 (arm_isr_value): Handle v7m interrupt functions.
5655 (user_return_insn): Return 0 for v7m interrupt functions. Handle
5657 (const_ok_for_arm): Handle Thumb-2 constants.
5658 (arm_gen_constant): Ditto. Use movw when available.
5659 (arm_function_ok_for_sibcall): Return false for v7m interrupt
5661 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
5662 (thumb_find_work_register, arm_load_pic_register,
5663 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
5664 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
5665 print_multi_reg, output_mov_long_double_fpa_from_arm,
5666 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
5667 output_mov_double_fpa_from_arm, output_move_double,
5668 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
5669 output_return_instruction, arm_output_function_prologue,
5670 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
5671 arm_output_mi_thunk, thumb_set_return_address): Ditto.
5672 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
5673 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
5674 (arithmetic_instr, shift_op): Use arm_shift_nmem.
5675 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
5677 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
5678 (thumb_expand_prologue): Use thumb_set_frame_pointer.
5679 (arm_file_start): Output directive for unified syntax.
5680 (arm_unwind_emit_set): Handle stack alignment instruction.
5681 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
5682 Add v6t2, v7, v7a, v7r and v7m.
5683 (RETLDM): Add Thumb-2 code.
5684 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
5685 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
5686 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
5687 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
5688 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
5689 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
5690 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
5691 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
5692 ADJUST_INSN_LENGTH): Define.
5693 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
5694 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
5695 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
5696 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
5697 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
5698 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
5699 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
5700 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
5701 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
5702 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
5703 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
5704 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
5705 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
5706 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
5707 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
5708 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
5709 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
5711 * config/arm/arm-tune.md: Regenerate.
5712 * config/arm/arm-protos.h: Update prototypes.
5713 * config/arm/vfp.md: Enable patterns for Thumb-2.
5714 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
5715 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
5716 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
5717 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
5718 * config/arm/libunwind.S: Add Thumb-2 code.
5719 * config/arm/constraints.md: Update include Thumb-2.
5720 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
5721 * config/arm/ieee754-df.S: Ditto.
5722 * config/arm/bpabi.S: Ditto.
5723 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
5724 * config/arm/predicates.md (low_register_operand,
5725 low_reg_or_int_operand, thumb_16bit_operator): New.
5726 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
5727 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
5728 * config/arm/t-arm-elf: Add armv7 multilib.
5729 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
5731 (UNSPEC_STACK_ALIGN, ce_count): New.
5732 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
5733 arm_zero_extendsidi2, arm_zero_extendqidi2): New
5735 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
5736 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
5737 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
5738 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
5739 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
5740 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
5742 * doc/extend.texi: Document ARMv7-M interrupt functions.
5743 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
5745 2007-01-03 Jakub Jelinek <jakub@redhat.com>
5747 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
5748 (struct _Unwind_Context): Rename args_size to flags, remove
5749 signal_frame field, add a new args_size field and version field.
5750 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
5751 _Unwind_IsExtendedContext): New inline functions.
5752 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
5753 Assume by_value array is only present if _Unwind_IsExtendedContext.
5754 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
5755 _Unwind_IsSignalFrame.
5756 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
5757 (uw_update_context_1): Use _Unwind_SetSignalFrame.
5758 (uw_init_context_1): Initialize context->flags to
5759 EXTENDED_CONTEXT_BIT.
5760 * config/rs6000/linux-unwind.h (frob_update_context): Use
5761 _Unwind_SetSignalFrame.
5763 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5766 * gimplify.c (gimplify_modify_expr_complex_part): Move below
5767 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
5770 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
5772 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
5773 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
5774 RET, AT_SP): Remove.
5775 * config/i386/i386.md (*sse_prologue_save_insn): Use return
5778 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5779 * cfgbuild.c (find_basic_blocks): Likewise.
5780 * cfgrtl.c (rtl_create_basic_block): Likewise.
5781 * function.c (temp_slots_at_level): Likewise.
5782 * reg-stack.c (stack_regs_mentioned): Likewise.
5783 * regclass.c (allocate_reg_info): Likewise.
5784 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5785 set_bb_for_stmt, move_block_to_fn): Likewise.
5786 * tree-complex.c (tree_lower_complex): Likewise.
5787 * vec.h (VEC_safe_grow_cleared): New.
5789 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
5791 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
5793 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
5794 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
5796 * cfgloopmanip.c (scale_loop_frequencies): Export.
5797 (loopify): Scale the frequencies by prescribed coefficients.
5798 (set_zero_probability): New function.
5799 (duplicate_loop_to_header_edge): Improve updating of frequencies.
5800 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
5801 and frequencies according to arguments.
5802 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
5804 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
5805 * modulo-sched.c (sms_schedule): Set probabilities for entering
5806 versioned loop correctly.
5807 * tree-vect-transform.c (vect_transform_loop): Ditto.
5808 * cfgloop.h (loopify, loop_version): Declaration changed.
5809 (scale_loop_frequencies): Declared.
5811 2007-01-02 Jan Hubicka <jh@suse.cz>
5813 * cgraph.c: Include tree-flow.h
5814 (cgraph_add_new-function): Handle IPA_SSA mode; execute
5816 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
5817 * tree-pass.h (pass_all_early_optimizations): Declare.
5818 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
5820 (cgraph_analyze_function): Do early_local_passes.
5821 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
5822 Do not add referenced vars.
5823 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
5825 (gate_all_early_local_passes): New gate.
5826 (pass_early_local_passes): Use new gate.
5827 (execute_early_local_optimizations): New functions.
5828 (gate_all_early_optimizations): New gate.
5829 (pass_all_early_optimizations): New pass.
5830 (execute_free_datastructures): Free SSA only when initialized.
5831 (gate_init_datastructures): Init only when optimizing.
5832 (tree_lowering_passes): Do early local passes when called late.
5833 * tree-profile.c (do_tree_profiling): Don't profile functions added
5835 (do_early_tree_profiling, pass_early_tree_profile): Kill.
5836 * tree-cfg.c (update_modified_stmts): Do not update when operands are
5838 * passes.c (init_optimizations_passes): Reorder so we go into SSA
5839 during early_local_passes.
5840 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
5843 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
5845 * Makefile.in: Update copyright year.
5847 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
5849 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
5850 in $(lang_checks) and check-consistency targets.
5852 2007-01-02 Jan Hubicka <jh@suse.cz>
5854 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
5855 Do not add referenced vars.
5856 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
5858 * passes.c (init_optimization_passes): Put mudflap_2 after
5859 free_datastructures.
5861 2007-01-02 Jan Hubicka <jh@suse.cz>
5863 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
5864 Set NOTHROW flag on call statements proved to be nothrow.
5865 Update statement of local calls so new pure/const functions are
5866 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
5868 (tree_rest_of_compilation): Register hooks and initialize bitmap
5869 early. Do not set after_inlining flag.
5871 2007-01-02 Steve Ellcey <sje@cup.hp.com>
5873 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
5874 HOST_BITS_PER_LONGLONG
5876 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5879 * c-typeck.c (store_init_value): Don't emit pedantic overflow
5880 warning for non-static initializers.
5882 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
5884 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
5885 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
5886 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
5887 Always use set_unique_reg_note to add REG_EQUAL notes.
5889 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5892 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5894 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5895 * cfgbuild.c (find_basic_blocks): Likewise.
5896 * cfgrtl.c (rtl_create_basic_block): Likewise.
5897 * function.c (temp_slots_at_level): Likewise.
5898 * reg-stack.c (stack_regs_mentioned): Likewise.
5899 * regclass.c (allocate_reg_info): Likewise.
5900 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5901 set_bb_for_stmt, move_block_to_fn): Likewise.
5902 * tree-complex.c (tree_lower_complex): Likewise.
5903 * vec.h (VEC_safe_grow_cleared): New.
5905 2007-01-02 Ian Lance Taylor <iant@google.com>
5907 * c-common.c (c_common_truthvalue_conversion): When warning about
5908 using an assignment as a truth value, set TREE_NO_WARNING.
5910 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5913 * c.opt (Wold-style-declaration): New.
5914 * doc/invoke.texi (C-only Warning Options): New.
5915 (Wold-style-declaration): Document it.
5916 (Wextra): Enabled by -Wextra.
5917 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5918 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
5919 -Wold-style-declaration.
5921 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5923 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5924 * cfgbuild.c (find_basic_blocks): Likewise.
5925 * cfgrtl.c (rtl_create_basic_block): Likewise.
5926 * function.c (temp_slots_at_level): Likewise.
5927 * reg-stack.c (stack_regs_mentioned): Likewise.
5928 * regclass.c (allocate_reg_info): Likewise.
5929 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5930 set_bb_for_stmt, move_block_to_fn): Likewise.
5931 * tree-complex.c (tree_lower_complex): Likewise.
5932 * vec.h (VEC_safe_grow_cleared): New.
5934 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
5936 * c-common.c (c_common_nodes_and_builtins): Since variants of
5937 void_type_node get built before it is given a name, we need to
5938 give those variants the name, too.
5939 (complete_array_type): We need to work with the canonical main
5940 type of the array, from which we will build the qualified version.
5941 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
5942 * print-tree.c (print_node): Display canonical type information
5944 * stor-layout.c (layout_type): When we don't know the
5945 alignment of a type for which we're building an array, we end up
5946 guessing wrong, so make the type require structural equality.
5947 * tree.c (make_node_stat): When we build a new type, it is its
5949 (build_type_attribute_qual_variant): When building an attribute
5950 variant, its canonical type is the non-attribute variant. However,
5951 if the attributes are target-dependent and they differ, we need to
5952 use structural equality checks for this type.
5953 (build_qualified_type): A qualified type is not equivalent to its
5954 unqualified variant; set the canonical type appropriately.
5955 (build_distinct_type_copy): When building a distinct type from
5956 another type, the new type is its own canonical type.
5957 (build_variant_type_copy): When building a new type variant, we
5958 assume that it is equivalent to the original type.
5959 (build_pointer_type_for_mode): When building a pointer type, also
5960 build a canonical type pointer.
5961 (build_reference_type_for_mode): When building a reference type,
5962 also build a canonical type reference.
5963 (build_index_type): When we can't hash an index type (e.g.,
5964 because its maximum value is negative), the index type requires
5965 structural equality tests.
5966 (build_array_type): Build the canonical form of an array type.
5967 (build_function_type): Function types require structural equality,
5968 because they contain default arguments, attributes, etc.
5969 (build_method_type_directly): Ditto for method types.
5970 (build_offset_type): Build the canonical offset type.
5971 (build_complex_type): Build the canonical vector type.
5972 (make_vector_type): Build the canonical vector type.
5973 * tree.h (TYPE_CANONICAL): New.
5974 (TYPE_STRUCTURAL_EQUALITY_P): New.
5975 (SET_TYPE_STRUCTURAL_EQUALITY): New.
5976 (struct tree_type): Added "canonical" field.
5977 * params.h (VERIFY_CANONICAL_TYPES): New.
5978 * doc/c-tree.texi (TYPE_CANONICAL): Document.
5979 (TYPE_STRUCTURAL_EQUALITY_P): Document.
5980 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
5981 * doc/invoke.texi (verify-canonical-types): Document --param
5982 parameter for verifying canonical types.
5984 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5986 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
5987 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
5988 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
5989 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
5991 * config/rs6000/e500.h: New.
5992 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
5993 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
5995 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
5996 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
5997 TARGET_E500_DOUBLE): Remove.
5998 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
5999 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6000 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6001 * config/rs6000/rs6000.c (rs6000_override_options): Use
6004 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6006 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6007 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6008 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6009 rs6000_emit_cmove): Don't check TARGET_E500.
6010 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6011 sordered): Don't check TARGET_E500.
6013 2007-01-01 Eric Christopher <echristo@apple.com>
6015 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6016 HARD_REGISTER_NUM_P.
6018 2007-01-01 Roger Sayle <roger@eyesopen.com>
6020 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6021 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6022 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6025 2007-01-01 Mike Stump <mrs@apple.com>
6027 * configure.ac: Remove support for building with Apple's gcc-3.1.
6029 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6032 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6033 REG is a hard register. Do not modify REG before calling
6035 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6036 multiple of the size of YMODE for certain lowpart cases.
6038 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6041 * gimplify (voidify_wrapper_expr): Update for
6044 2007-01-01 Andreas Schwab <schwab@suse.de>
6047 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6048 save of BR0 in extra_spill_size instead of spill_size.
6049 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6051 (ia64_expand_epilogue): Restore BR0 from its new location.
6053 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6055 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6056 Use a temporary variable if the left hand side is not a gimple
6059 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6061 * gimplify.c (gimplify_return_expr): Make the temporary variable
6062 for the return expression, a gimple register variable.
6064 2007-01-01 Jan Hubicka <jh@suse.cz>
6066 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6069 2007-01-01 Mike Stump <mrs@apple.com>
6071 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6073 * config/darwin.c (machopic_select_rtx_section): Use
6075 (darwin_mergeable_constant_section): Likewise.
6076 * configure: Regenerate.
6077 * config.in: Regenerate.
6079 2007-01-01 Jan Hubicka <jh@suse.cz>
6080 Andrew Pinski <pinskia@gmail.com>
6082 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6083 before starting IPA passes.