1 2007-02-15 Ian Lance Taylor <iant@google.com>
3 * lower-subreg.c (move_eh_region_note): New static function.
4 (resolve_simple_move): Call it.
5 (decompose_multiword_subregs): Track blocks for which we resolve a
6 simple move which is also a control flow insn. Pass them to
7 find_many_sub_basic_blocks.
8 (pass_lower_subreg): Add TODO_verify_flow.
9 (pass_lower_subreg2): Likewise.
11 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12 Brooks Moses <brooks.moses@codesourcery.com>
13 Lee Millward <lee.millward@codesourcery.com>
15 * tree.h (enum tree_code_class): Add tcc_vl_exp.
16 (VL_EXP_CLASS_P): New.
17 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
19 (TREE_OPERAND_CHECK_CODE): Likewise.
20 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
21 (TREE_RTL_OPERAND_CHECK): Likewise.
22 (tree_operand_check_failed): Make second parameter the whole tree
23 instead of its code. Fixed callers.
25 (TREE_OPERAND_LENGTH): New.
26 (VL_EXP_OPERAND_LENGTH): New.
28 (CALL_EXPR_STATIC_CHAIN): New.
29 (CALL_EXPR_ARGS): New.
31 (call_expr_nargs): New.
32 (CALL_EXPR_ARGP): New.
33 (build_nt_call_list): Declare.
34 (build_vl_exp_stat): Declare.
36 (build_call_list): Declare.
37 (build_call_nary): Declare.
38 (build_call_valist): Declare.
39 (build_call_array): Declare.
40 (call_expr_arg): Declare.
41 (call_expr_argp): Declare.
42 (call_expr_arglist): Declare.
43 (fold_build_call_list): Declare.
44 (fold_build_call_list_initializer): Declare.
45 (fold_call_expr): Declare to replace fold_builtin.
46 (fold_builtin_fputs): Update to agree with modified definition.
47 (fold_builtin_strcpy): Likewise.
48 (fold_builtin_strncpy): Likewise.
49 (fold_builtin_memory_chk): Likewise.
50 (fold_builtin_stxcpy_chk): Likewise.
51 (fold_builtin_strncpy_chk): Likewise.
52 (fold_builtin_next_arg): Likewise.
53 (fold_build_call_expr): Declare.
54 (fold_builtin_call_list): Declare.
55 (fold_builtin_call_valist): Declare.
56 (build_call_expr): Declare.
57 (validate_arglist): Update to agree with modified definition.
58 (tree_operand_length): New.
59 (call_expr_arg_iterator): New.
60 (init_call_expr_arg_iterator): New.
61 (next_call_expr_arg): New.
62 (first_call_expr_arg): New.
63 (more_call_expr_args_p): New.
64 (FOR_EACH_CALL_EXPR_ARG): New.
66 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
68 (tree_code_size): Update documentation. Use sizeof (tree) rather
70 (tree_size): Likewise. Add case for tcc_vl_exp.
71 (tree_node_structure): Add case for tcc_vl_exp.
72 (contains_placeholder_p): Likewise.
73 (substitute_in_expr): Likewise.
74 (substitute_placeholder_in_expr): Likewise.
75 (stabilize_reference_1): Likewise.
76 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
77 to diagnose breakage of this interface for constructing CALL_EXPRs.
78 (build_nt): Add similar assertion here.
79 (build_nt_call_list): New.
80 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
81 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
83 (get_callee_fndecl): Use new CALL_EXPR accessors.
84 (tree_operand_check_failed): Change parameters to pass entire node
85 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
86 (process_call_operands): New.
87 (build_vl_exp_stat): New.
88 (build_call_list): New.
89 (build_call_nary): New.
90 (build_call_valist): New.
91 (build_call_array): New.
92 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
93 (call_expr_arglist): New.
95 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
96 tcc_vl_exp instead of a fixed-size tcc_expression.
98 * doc/c-tree.texi (CALL_EXPR): Document new representation and
99 accessors for CALL_EXPRs.
100 (AGGR_INIT_EXPR): Likewise.
102 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
103 Brooks Moses <brooks.moses@codesourcery.com>
104 Lee Millward <lee.millward@codesourcery.com>
106 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
107 (expand_builtin_nonlocal_goto): Change parameter to be entire
108 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
109 (expand_builtin_prefetch): Likewise.
110 (expand_builtin_classify_type): Likewise.
111 (mathfn_built_in): Return NULL_TREE instead of 0.
112 (expand_errno_check): Use new CALL_EXPR accessors.
113 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
114 Return NULL_RTX instead of 0.
115 (expand_builtin_mathfn_2): Likewise.
116 (expand_builtin_mathfn_3): Likewise.
117 (expand_builtin_interclass_mathfn): Likewise.
118 (expand_builtin_sincos): Likewise.
119 (expand_builtin_cexpi): Likewise.
120 (expand_builtin_int_roundingfn): Likewise.
121 (expand_builtin_int_roundingfn_2): Likewise.
122 (expand_builtin_pow): Likewise.
123 (expand_builtin_powi): Likewise.
124 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
125 of arglist, fixing callers appropriately. Use new CALL_EXPR
126 accessors and constructors. Return NULL_RTX instead of 0.
127 (expand_builtin_strstr): Likewise.
128 (expand_builtin_strchr): Likewise.
129 (expand_builtin_strrchr): Likewise.
130 (expand_builtin_strpbrk): Likewise.
131 (expand_builtin_memcpy): Likewise.
132 (expand_builtin_mempcpy): Likewise.
133 (expand_builtin_mempcpy_args): New.
134 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
135 (expand_builtin_memmove_args): New.
136 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
137 (expand_movstr): Likewise.
138 (expand_builtin_strcpy): Likewise.
139 (expand_builtin_strcpy_args): New.
140 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
141 (expand_builtin_strncpy): Likewise.
142 (expand_builtin_memset): Likewise.
143 (expand_builtin_memset_args): New.
144 (expand_builtin_bzero): Similarly to expand_builtin_memset.
145 (expand_builtin_memcmp): Likewise.
146 (expand_builtin_strcmp): Likewise.
147 (expand_builtin_strncmp): Likewise.
148 (expand_builtin_strcat): Likewise.
149 (expand_builtin_strncat): Likewise.
150 (expand_builtin_strspn): Likewise.
151 (expand_builtin_strcspn): Likewise.
152 (expand_builtin_args_info): Likewise.
153 (expand_builtin_va_start): Likewise.
154 (gimplify_va_arg_expr): Likewise.
155 (expand_builtin_va_end): Likewise.
156 (expand_builtin_va_copy): Likewise.
157 (expand_builtin_frame_address): Likewise.
158 (expand_builtin_alloca): Likewise.
159 (expand_builtin_bswap): Likewise.
160 (expand_builtin_unop): Likewise.
161 (expand_builtin_fputs): Likewise.
162 (expand_builtin_expect): Likewise.
163 (expand_builtin_fabs): Likewise.
164 (expand_builtin_copysign): Likewise.
165 (expand_builtin_printf): Likewise.
166 (expand_builtin_fprintf): Likewise.
167 (expand_builtin_sprintf): Likewise.
168 (expand_builtin_init_trampoline): Likewise.
169 (expand_builtin_signbit): Likewise.
170 (expand_builtin_fork_or_exec): Likewise.
171 (expand_builtin_sync_operation): Likewise.
172 (expand_builtin_compare_and_swap): Likewise.
173 (expand_builtin_lock_test_and_set): Likewise.
174 (expand_builtin_lock_release): Likewise.
175 (expand_builtin): Likewise.
176 (builtin_mathfn_code): Likewise.
178 (fold_builtin_constant_p): Pass call arguments individually instead
179 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
180 accessors and constructors. Return NULL_TREE instead of 0.
181 (fold_builtin_expect): Likewise.
182 (fold_builtin_classify_type): Likewise.
183 (fold_builtin_strlen): Likewise.
184 (fold_builtin_nan): Likewise.
185 (integer_valued_real_p): Likewise.
186 (fold_trunc_transparent_mathfn): Likewise.
187 (fold_fixed_mathfn): Likewise.
188 (fold_builtin_cabs): Likewise.
189 (fold_builtin_sqrt): Likewise.
190 (fold_builtin_cbrt): Likewise.
191 (fold_builtin_cos): Likewise.
192 (fold_builtin_cosh): Likewise.
193 (fold_builtin_tan): Likewise.
194 (fold_builtin_sincos): Likewise.
195 (fold_builtin_cexp): Likewise.
196 (fold_builtin_trunc): Likewise.
197 (fold_builtin_floor): Likewise.
198 (fold_builtin_ceil): Likewise.
199 (fold_builtin_round): Likewise.
200 (fold_builtin_int_roundingfn): Likewise.
201 (fold_builtin_bitop): Likewise.
202 (fold_builtin_bswap): Likewise.
203 (fold_builtin_logarithm): Likewise.
204 (fold_builtin_hypot): Likewise.
205 (fold_builtin_pow): Likewise.
206 (fold_builtin_powi): Likewise.
207 (fold_builtin_exponent): Likewise.
208 (fold_builtin_memset): Likewise.
209 (fold_builtin_bzero): Likewise.
210 (fold_builtin_memory_op): Likewise.
211 (fold_builtin_bcopy): Deleted; call site changed to invoke
212 fold_builtin_memory_op directly.
213 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
214 (fold_builtin_strncpy): Likewise.
215 (fold_builtin_memcmp): Likewise.
216 (fold_builtin_strcmp): Likewise.
217 (fold_builtin_strncmp): Likewise.
218 (fold_builtin_signbit): Likewise.
219 (fold_builtin_copysign): Likewise.
220 (fold_builtin_isascii): Likewise.
221 (fold_builtin_toascii): Likewise.
222 (fold_builtin_isdigit): Likewise.
223 (fold_builtin_fabs): Likewise.
224 (fold_builtin_abs): Likewise.
225 (fold_builtin_fmin_fmax): Likewise.
226 (fold_builtin_carg): Likewise.
227 (fold_builtin_classify): Likewise.
228 (fold_builtin_unordered_cmp): Likewise.
230 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
231 New functions split out from fold_builtin_1.
232 (fold_builtin_n): New.
233 (fold_builtin_varargs): New.
234 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
236 (fold_call_expr): New.
237 (build_function_call_expr): Rewrite to use new helper function.
238 (fold_builtin_call_list): New.
239 (build_call_expr): New.
240 (fold_builtin_call_valist): New.
241 (rewrite_call_expr): New.
243 (validate_arglist): Change parameter to be entire CALL_EXPR instead
244 of an arglist. Change return type to bool. Use new CALL_EXPR
247 (fold_builtin_strstr): Pass call arguments individually instead
248 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
249 accessors and constructors. Return NULL_TREE instead of 0.
250 (fold_builtin_strchr): Likewise.
251 (fold_builtin_strrchr): Likewise.
252 (fold_builtin_strpbrk): Likewise.
253 (fold_builtin_strcat): Likewise.
254 (fold_builtin_strncat): Likewise.
255 (fold_builtin_strspn): Likewise.
256 (fold_builtin_strcspn): Likewise.
257 (fold_builtin_fputs): Likewise.
258 (fold_builtin_next_arg): Likewise.
259 (fold_builtin_sprintf): Likewise.
261 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
262 NULL_RTX instead of 0.
263 (expand_builtin_memory_chk): Likewise.
264 (maybe_emit_chk_warning): Likewise.
265 (maybe_emit_sprintf_chk_warning): Likewise.
267 (fold_builtin_object_size): Pass call arguments individually instead
268 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
269 accessors and constructors. Return NULL_TREE instead of 0.
270 (fold_builtin_memory_chk): Likewise.
271 (fold_builtin_stxcpy_chk): Likewise.
272 (fold_builtin_strncpy_chk): Likewise.
273 (fold_builtin_strcat_chk): Likewise.
274 (fold_builtin_strcat_chk): Likewise.
275 (fold_builtin_strncat_chk): Likewise.
276 (fold_builtin_sprintf_chk): Likewise.
277 (fold_builtin_snprintf_chk): Likewise.
278 (fold_builtin_printf): Likewise.
279 (fold_builtin_vprintf): Likewise.
281 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
283 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
284 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
285 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
286 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
287 (fold_unary): Likewise.
288 (fold_binary): Likewise.
289 (fold_ternary): Remove CALL_EXPR case, since they are no longer
291 (fold): Add logic for tcc_vl_exp.
292 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
293 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
294 (fold_build3_stat): Add assertion to flag broken interface for
295 constructing CALL_EXPRs.
296 (fold_build_call_list): New.
297 (fold_build_call_list_initializer): New.
298 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
300 (fold_strip_sign_ops): Likewise.
302 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
303 Brooks Moses <brooks.moses@codesourcery.com>
304 Lee Millward <lee.millward@codesourcery.com>
306 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
307 accessors and dump arguments explicitly.
309 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
311 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
313 (print_call_name): Use new CALL_EXPR accessors.
315 * print-tree.c (print_node): Add case tcc_vl_exp. Print
316 CALL_EXPR arguments explicitly instead of as a list. Use
317 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
319 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
320 (vrp_visit_stmt): Likewise.
322 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
323 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
325 (force_move_till_expr): Likewise.
327 * targhooks.c (default_external_stack_protect_fail): Use
328 build_call_expr instead of build_function_call_expr.
329 (default_hidden_stack_protect_fail): Likewise.
331 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
334 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
335 and walk arguments explicitly.
337 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
338 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
339 (expand_simple_operations): Likewise.
340 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
342 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
344 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
346 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
347 instead of TREE_CODE_LENGTH.
349 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
350 (tree_ic_transform): Likewise.
351 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
352 parameter instead of arglist. Fix callers.
353 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
354 (tree_stringops_transform): Likewise.
355 (tree_indirect_call_to_profile): Likewise.
356 (tree_stringops_values_to_profile): Likewise.
358 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
359 (eliminate_tail_call): Likewise.
361 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
363 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
364 Use TREE_OPERAND_LENGTH and generalize to handle any number of
366 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
368 * omp-low.c (build_omp_barrier): Use build_call_expr.
369 (lower_rec_input_clauses): Likewise.
370 (lower_reduction_clauses): Likewise.
371 (expand_parallel_call): Likewise.
372 (maybe_catch_exception): Likewise.
373 (expand_omp_for_generic): Likewise.
374 (expand_omp_for_static_nochunk): Likewise.
375 (expand_omp_sections): Likewise.
376 (lower_omp_single_simple): Likewise.
377 (lower_omp_single_copy): Likewise.
378 (lower_omp_master): Likewise.
379 (lower_omp_ordered): Likewise.
380 (lower_omp_critical): Likewise.
382 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
383 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
385 * tree-gimple.c (is_gimple_call_addr): Fix doc.
386 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
387 TREE_CODE_LENGTH. Add tcc_vl_exp case.
389 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
390 and generalize to handle any number of operands.
391 (chrec_contains_undetermined): Likewise.
392 (tree_contains_chrecs): Likewise.
393 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
395 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
397 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
398 fold_call_expr instead of fold_builtin.
399 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
400 match declarations there.
401 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
404 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
405 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
407 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
408 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
410 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
413 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
414 (execute_cse_sincos): Use new CALL_EXPR accessors.
416 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
418 * gimple-low.c (lower_function_body): Use build_call_expr.
419 (lower_builtin_setjmp): Likewise.
421 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
422 (set_storage_via_libcall): Likewise.
423 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
424 instead of TREE_CODE_LENGTH.
425 (expand_expr_real_1): Use new CALL_EXPR accessors.
427 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
428 generalize to handle any number of operands.
429 (TB_parent_eq): Likewise.
431 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
432 (strip_builtin_expect): Likewise.
434 * function.c (gimplify_parameters): Use build_call_expr.
436 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
437 instead of TREE_CODE_LENGTH.
439 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
440 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
442 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
445 * gimplify.c (build_stack_save_restore): Use build_call_expr.
446 (gimplify_decl_expr): Likewise.
447 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
448 Use new CALL_EXPR iterators.
449 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
450 (gimplify_modify_expr_to_memset): Likewise.
451 (gimplify_variable_sized_compare): Likewise.
452 (gimplify_omp_atomic_fetch_op): Likewise.
453 (gimplify_omp_atomic_pipeline): Likewise.
454 (gimplify_omp_atomic_mutex): Likewise.
455 (gimplify_function_tree): Likewise.
457 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
458 (call_expr_flags): Likewise.
459 (expand_call): Likewise.
461 * except.c (expand_builtin_eh_return_data_regno): Pass entire
462 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
465 * coverage.c (create_coverage): Use build_call_expr.
467 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
468 (temp_call_expr_obstack): New.
469 (pool_copy_list): Delete.
470 (temp_copy_call_expr): New.
471 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
472 CALL_EXPR accessors. Get rid of special goo for copying argument
473 lists and use temp_copy_call_expr instead.
474 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
476 (create_expression_by_pieces): Likewise. Use build_call_array
477 to construct the result instead of fold_build3.
478 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
479 dealing with argument lists.
480 (init_pre): Remove references to expression_node_pool and
481 list_node_pool. Init temp_call_expr_obstack instead.
482 (fini_pre): Remove references to expression_node_pool and
485 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
486 and walk arguments explicitly instead of as a list.
488 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
489 (mx_register_decls): Likewise.
490 (mudflap_register_call): Likewise.
491 (mudflap_finish_file): Likewise.
493 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
494 (ipa_callsite_compute_param): Likewise.
496 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
497 accessors and constructor.
499 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
500 accessors and constructor.
501 (convert_tramp_reference): Likewise.
502 (convert_call_expr): Likewise.
503 (finalize_nesting_tree_1): Likewise.
505 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
508 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
510 * tree-inline.c (initialize_inlined_parameters): Pass entire
511 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
513 (estimate_num_insns_1): Use new CALL_EXPR accessors.
514 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
516 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
517 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
518 (vectorizable_reduction): Likewise.
519 (vectorizable_call): Use new CALL_EXPR iterators.
520 (vectorizable_conversion): Use build_call_expr.
521 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
522 (vect_gen_widened_results_half): Use build_call_expr.
523 (vect_setup_realignment): Likewise.
524 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
526 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
527 (pass_through_call): Likewise.
528 (compute_object_sizes): Likewise. Use fold_call_expr instead of
531 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
532 (tree_gen_pow2_profiler): Likewise.
533 (tree_gen_one_value_profiler): Likewise.
534 (tree_gen_ic_func_profiler): Likewise.
535 (tree_gen_average_profiler): Likewise.
536 (tree_gen_ior_profiler): Likewise.
538 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
539 (find_func_aliases): Use new CALL_EXPR accessors. Add case
540 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
542 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
545 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
548 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
550 (convert_to_integer): Likewise.
552 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
555 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
556 Brooks Moses <brooks.moses@codesourcery.com>
557 Lee Millward <lee.millward@codesourcery.com>
559 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
561 * config/frv/frv.c (frv_expand_builtin): Likewise.
562 * config/s390/s390.c (s390_expand_builtin): Likewise.
564 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
565 (sparc_expand_builtin): Use new CALL_EXPR accessors.
567 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
568 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
569 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
570 (ix86_expand_store_builtin): Likewise.
571 (ix86_expand_unop_builtin): Likewise.
572 (ix86_expand_unop1_builtin): Likewise.
573 (ix86_expand_sse_compare): Likewise.
574 (ix86_expand_sse_comi): Likewise.
575 (ix86_expand_vec_init_builtin): Likewise.
576 (ix86_expand_vec_ext_builtin): Likewise.
577 (ix86_expand_vec_set_builtin): Likewise.
578 (ix86_expand_builtin): Use new CALL_EXPR accessors.
580 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
581 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
583 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
584 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
585 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
587 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
589 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
590 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
591 arglist. Use new CALL_EXPR accessors. Fix callers.
592 (altivec_expand_abs_builtin): Likewise.
593 (rs6000_expand_binop_builtin): Likewise.
594 (altivec_expand_predicate_builtin): Likewise.
595 (altivec_expand_lv_builtin): Likewise.
596 (spe_expand_stv_builtin): Likewise.
597 (altivec_expand_stv_builtin): Likewise.
598 (rs6000_expand_ternop_builtin): Likewise.
599 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
600 (altivec_expand_st_builtin): Likewise.
601 (altivec_expand_dst_builtin): Likewise.
602 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
603 arglist. Use new CALL_EXPR accessors. Fix callers.
604 (altivec_expand_vec_set_builtin): Likewise.
605 (altivec_expand_vec_ext_builtin): Likewise.
606 (altivec_expand_builtin): Use new CALL_EXPR accessors.
607 (spe_expand_builtin): Likewise.
608 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
609 arglist. Use new CALL_EXPR accessors. Fix callers.
610 (spe_expand_evsel_builtin): Likewise.
611 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
612 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
614 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
615 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
616 (arm_expand_unop_builtin): Likewise.
617 (arm_expand_builtin): Use new CALL_EXPR accessors.
619 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
622 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
623 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
624 (bfin_expand_unop_builtin): Likewise.
625 (bfin_expand_builtin): Use new CALL_EXPR accessors.
627 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
628 Brooks Moses <brooks.moses@codesourcery.com>
629 Lee Millward <lee.millward@codesourcery.com>
631 * c-semantics.c (build_stmt): Add internal diagnostic check.
633 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
634 accessors. Print arguments explicitly instead of as a list.
636 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
638 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
639 (c_finish_omp_flish): Likewise.
641 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
642 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
643 instead of TREE_CODE_LENGTH.
644 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
645 (c_warn_unused_result): Likewise.
647 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
650 * doc/invoke.texi (Warning Options): Remove
651 -Werror-implicit-function-declaration.
652 (Wimplicit-function-declaration): Update description.
653 * opts.c (common_handle_option): Move handling of -Werror=* to...
654 (enable_warning_as_error): ...here.
655 * opts.h (enable_warning_as_error): Declare.
656 * c-decl.c (implicit_decl_warning): Unless
657 -Wno-implicit-function-declaration is given, emit a pedwarn if
658 -std=c99 or emit a warning if -Wimplicit-function-declaration.
659 * c.opt (Wimplicit-function-declaration): Replace
660 mesg_implicit_function_declaration with
661 warn_implicit_function_declaration.
662 * c-opts.c (c_common_handle_option):
663 -Werror-implicit-function-declaration is exactly equal as
664 -Werror=implicit-function-declaration.
665 (set_Wimplicit): Replace mesg_implicit_function_declaration with
666 warn_implicit_function_declaration.
667 (c_common_post_options): -Wimplict-function-declaration is enabled
668 by default by -std=c99, otherwise is disabled by default.
669 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
671 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
673 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
674 DECL on the rhs to a DECL on the lhs for debug info purposes if the
675 former is ignored but not the latter.
677 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
679 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
680 is made and the reference doesn't use the alias set of its type,
681 do not create the temporary using that type.
683 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
685 * jump.c: Remove prototypes for delete_computation and
686 delete_prior_computation.
688 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
690 * jump.c (get_label_after): Delete.
691 (get_label_before, delete_computation, delete_jump,
692 delete_prior_computation, follow_jumps): Move...
693 * reorg.c (delete_computation, delete_prior_computation): ... here...
694 (get_label_before, delete_jump): ... making these static ...
695 (follow_jumps): ... and simplifying this since it only runs after
697 * rtl.h (get_label_after, get_label_before, delete_jump,
698 follow_jumps): Delete prototypes.
700 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
702 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
704 2007-02-15 Nick Clifton <nickc@redhat.com>
706 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
707 order to prevent it from being munged by the target.
709 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
711 * config/i386/i386.md: Remove misleading comment.
713 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
715 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
716 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
719 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
721 * tree-sra.c (instantiate_missing_elements): Canonicalize
723 (sra_build_assignment): New.
724 (generate_copy_inout, generate_element_copy,
725 generate_element_zero, generate_one_element_init): Use it.
727 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
729 * tree-sra.c (instantiate_missing_elements): Canonicalize
731 (sra_build_assignment): New.
732 (generate_copy_inout, generate_element_copy,
733 generate_element_zero, generate_one_element_init): Use it.
735 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
737 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
740 2007-02-14 Joseph Myers <joseph@codesourcery.com>
742 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
743 types as aggregates not scalars.
744 * function.c (assign_stack_temp_for_type): Likewise.
746 2007-02-14 Roger Sayle <roger@eyesopen.com>
747 Zdenek Dvorak <dvorakz@suse.cz>
749 * tree-dump.c (dump_switch_p_1): Require exact match of the option
752 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
754 * passes.c (next_pass_1): Clear the next field of the copied
757 2007-02-14 Richard Henderson <rth@redhat.com>
759 * tree-sra.c (early_sra): New.
760 (decl_can_be_decomposed_p): Deny va_list if early_sra.
761 (tree_sra_early, pass_sra_early): New.
762 * tree-pass.h (pass_sra_early): Declare.
763 * passes.c (init_optimization_passes): Use it.
765 2007-02-14 Richard Guenther <rguenther@suse.de>
767 * flags.h (issue_strict_overflow_warning): Convert to a macro.
769 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
771 PR tree-optimization/30771
772 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
774 (vect_analyze_operations): Induction phis can now be marked as
776 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
777 Update documentation accordingly.
779 2007-02-14 Nick Clifton <nickc@redhat.com>
781 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
782 most 3 arguments are supported.
783 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
785 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
787 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
788 Ensure dst->current is valid.
790 2007-02-13 Paul Brook <paul@codesourcery.com>
792 * config.gcc: Add arm*-*-uclinux-*eabi.
793 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
794 (SUBTARGET_EXTRA_LINK_SPEC): Define.
795 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
796 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
799 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
801 * config/arm/uclinux-eabi.h: New file.
802 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
803 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
806 2007-02-13 Ian Lance Taylor <iant@google.com>
808 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
809 * flags.h (warn_strict_overflow): Declare.
810 (enum warn_strict_overflow_code): Define.
811 (issue_strict_overflow_warning): New static inline function.
812 * opts.c (warn_strict_overflow): New variable.
813 (common_handle_option): Handle OPT_Wstrict_overflow and
814 OPT_Wstrict_overflow_.
815 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
817 * fold-const.c: Include intl.h.
818 (fold_deferring_overflow_warnings): New static variable.
819 (fold_deferred_overflow_warning): New static variable.
820 (fold_deferred_overflow_code): New static variable.
821 (fold_defer_overflow_warnings): New function.
822 (fold_undefer_overflow_warnings): New function.
823 (fold_undefer_and_ignore_overflow_warnings): New function.
824 (fold_deferring_overflow_warnings_p): New function.
825 (fold_overflow_warning): New static function.
826 (make_range): Add strict_overflow_p parameter. Change all
828 (extract_muldiv, extract_muldiv_1): Likewise.
829 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
830 tree_expr_nonnegative_p.
831 (fold_negate_expr): Call fold_overflow_warning.
832 (fold_range_test): Likewise.
833 (fold_comparison): Likewise.
834 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
835 instead of tree_expr_nonnegative_p.
836 (tree_expr_nonnegative_warnv_p): Rename from
837 tree_expr_nonnegative_p, add strict_overflow_p parameter.
838 (tree_expr_nonnegative_p): New function.
839 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
840 strict_overflow_p parameter.
841 (tree_expr_nonzero_p): New function.
842 * passes.c (verify_interpass_invariants): New static function.
843 (execute_one_pass): Call it.
844 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
846 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
847 (estimate_numbers_of_iterations): Likewise.
848 (scev_probably_wraps_p): Likewise.
849 * tree-ssa-ccp.c: Include "toplev.h".
850 (evaluate_stmt): Defer fold overflow warnings until we know we are
852 (struct fold_stmt_r_data): Add stmt field.
853 (fold_stmt_r): Defer fold overflow warnings until we know we
855 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
856 (fold_stmt_inplace): Likewise.
857 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
858 (cleanup_control_expr_graph): Defer fold overflow warnings until
859 we know we are going to optimize.
860 * tree-cfg.c (fold_cond_expr_cond): Likewise.
861 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
863 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
864 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
865 * tree-ssa-loop-manip.c (create_iv): Likewise.
866 * c-typeck.c (build_conditional_expr): Likewise.
867 (build_binary_op): Likewise.
868 * tree-vrp.c (vrp_expr_computes_nonzero): Call
869 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
870 (extract_range_from_unary_expr): Likewise.
871 * simplify-rtx.c (simplify_const_relational_operation): Warn when
872 assuming that signed overflow does not occur.
873 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
874 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
875 (fold_defer_overflow_warnings): Declare.
876 (fold_undefer_overflow_warnings): Declare.
877 (fold_undefer_and_ignore_overflow_warnings): Declare.
878 (fold_deferring_overflow_warnings_p): Declare.
879 (tree_expr_nonzero_warnv_p): Declare.
880 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
882 (Warning Options): Document -Wstrict-overflow.
883 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
884 (tree-ssa-ccp.o): Likewise.
885 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
886 (fold-const.o): Depend on intl.h.
888 2007-02-13 Ian Lance Taylor <iant@google.com>
891 * lower-subreg.c (resolve_simple_move): Decompose subregs in
894 2007-02-13 Stuart Hastings <stuart@apple.com>
896 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
898 2007-02-13 Richard Henderson <rth@redhat.com>
900 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
901 handled_component_p before looking for the indirect_ref.
903 2007-02-13 Richard Henderson <rth@redhat.com>
905 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
906 remove flags clobber.
907 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
908 (bswaphi_lowpart): New.
909 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
910 remove TARGET_BSWAP test. Delete expander of the same name.
912 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
913 (expand_unop): Use them.
915 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
917 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
918 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
919 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
920 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
921 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
922 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
923 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
924 assembler dialect choice from asm templates.
926 2007-02-12 Richard Henderson <rth@redhat.com>
928 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
929 (fixuns_trunc<SSEMODEF>si2): Use it.
930 * config/i386/sse.md (vec_setv4sf_0): Export.
931 * config/i386/i386.c (ix86_build_const_vector): Export.
932 (ix86_split_convert_uns_si_sse): Rename from
933 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
934 * config/i386/i386-protos.h: Update.
936 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
939 * c-typeck.c (c_finish_return): Improve warning message.
941 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
943 * alias.c (find_symbolic_term): Delete unused function.
945 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
947 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
948 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
949 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
951 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
953 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
954 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
955 the function, temporarily point the debug interface to the null one.
957 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
959 * dwarf2out.c (round_up_to_align): New static function.
960 (field_byte_offset): Use it to round the offset.
962 2007-02-12 Richard Henderson <rth@redhat.com>
964 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
965 (inswl_const): Export.
967 2007-02-12 Richard Henderson <rth@redhat.com>
969 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
970 result mode of the libcall, convert back to outmode.
972 2007-02-12 Roger Sayle <roger@eyesopen.com>
974 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
975 (bswapdi2): New define_expand to implement 32-bit implementation.
977 2007-02-12 Nick Clifton <nickc@redhat.com>
979 * doc/invoke.texi (Overall Options): Document --help=.
980 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
981 (cc1_options): Pass --help= on to cc1.
982 (display_help): Add description of --help=.
983 (process_command): Add code to handle --help=. Allow translated
984 --help and --target-help switches to be passed on to compiler
986 (main): Remove unused if statement.
987 * opts.c (columns): Remove.
988 (LEFT_COLUMN): Define.
989 (wrap_help): Add columns argument.
990 (print_filtered_help): Change parameters to be an include bitmask,
991 an exclude bitmask, an any bitmask and the column width. Move the
992 code to display the params list here. Add code to display the
993 status of options rather than their descriptions if the quiet flag
995 (print_specific_help): Change parameters to be an include bitmask,
996 an exclude bitmask and an any bitmask. Move code to look up the
997 column width here. Decide upon the title for an options listing.
998 (common_handle_options): Add code to handle --help=. Adapt code
999 for --help and --target-help to use the revised form of the
1000 print_specific_help function.
1001 (print_help): Delete.
1002 (print_param_help): Delete.
1003 (print_switch): Delete.
1004 * opts.h (cl_lang_count): Add prototype.
1005 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1006 CL_MAX_OPTION_CLASS): New defines.
1007 * optc-gen.awk: Add construction of cl_lang_count.
1008 * c.opt: Add Warning attribute to warning options and Optimization
1009 attribute to optimization options.
1010 * common.opt: Likewise.
1012 Add -fhelp and -ftarget-help as aliases for the transformed --help
1013 and --target-help options.
1014 * opt-functions.awk: Add code to handle Warning and Optimization
1017 2007-02-12 Richard Henderson <rth@redhat.com>
1019 * config/alpha/constraints.md: New file.
1020 * config/alpha/alpha.c: Include tm-constrs.h.
1021 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1022 alpha_extra_constraint): Remove.
1023 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1024 * config/alpha/alpha-protos.h: Update.
1025 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1026 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1027 (EXTRA_CONSTRAINT): Remove.
1028 * config/alpha/alpha.md: Include constraints.md.
1029 (adddi splitter): Use satisfies_constraint_*.
1030 * config/alpha/predicates.md (add_operand): Likewise.
1031 (sext_add_operand, addition_operation): Likewise.
1033 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1035 PR tree-optimization/29145
1036 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1037 in our handling of restrict qualified pointers.
1039 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1042 * doc/invoke.texi (Wunused-value): Update description.
1043 (Wextra): Delete item.
1044 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1045 value of Wunused-value.
1046 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1047 (c_finish_stmt_expr): Don't check extra_warnings.
1048 (emit_side_effect_warnings): The caller is responsible to check
1051 2007-02-11 Roger Sayle <roger@eyesopen.com>
1052 Matt Thomas <matt@3am-software.com>
1054 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1056 2007-02-11 Roger Sayle <roger@eyesopen.com>
1058 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1059 comparisons of POPCOUNT against zero.
1060 (simplify_const_relational_operation): Likewise.
1062 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1064 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1066 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1068 * dwarf2out.c (root_type): Delete unused function.
1070 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1072 * genattrtab.c (contained_in_p): Delete unused function.
1073 (write_expr_attr_cache): Likewise.
1075 2007-02-11 Jan Hubicka <jh@suse.cz>
1077 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1080 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1082 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1083 to add the REG_EQ* note.
1084 * see.c (see_merge_one_use_extension): Likewise.
1085 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1086 turn REG_EQUAL notes into REG_EQUIV notes if the target
1087 register may have more than one set.
1088 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1089 * gcse.c (try_replace_reg): Likewise.
1090 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1091 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1092 more than one REG_EQUIV note.
1093 * reload1.c (gen_reload): Use set_unique_reg_note.
1095 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1097 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1098 (ix86_builtin_conversion): New function.
1100 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1103 * tree.h (DECL_REPLACEABLE_P): New macro.
1104 * except.c (set_nothrow_function_flags): Likewise.
1106 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1107 Ira Rosen <irar@il.ibm.com>
1108 Dorit Nuzman <dorit@il.ibm.com>
1110 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1111 * targhooks.c (default_builtin_vectorized_conversion): New.
1112 * targhooks.h (default_builtin_vectorized_function): New declaration.
1113 * target.h (struct vectorize): Add builtin_conversion field.
1114 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1115 stmt_vec_info_type value.
1116 (vectorizable_conversion): New declaration.
1117 * tree-vect-analyze.c (vect_analyze_operations): Add
1118 vectorizable_conversion call.
1119 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1120 * tree-vect-transform.c (vectorizable_conversion): New function.
1121 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1122 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1124 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1125 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1126 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1127 or ALTIVEC_BUILTIN_VCFSX.
1129 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1132 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1133 CONST_DOUBLE and operand 0 is a hard register.
1134 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1135 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1136 is a hard floating-point register.
1138 2007-02-10 Richard Henderson <rth@redhat.com>
1139 Jakub Jelinek <jakub@redhat.com>
1140 Alexandre Oliva <aoliva@redhat.com>
1142 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1143 * builtin-types.def (BT_WORD): Make unsigned.
1144 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1145 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1146 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1147 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1148 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1149 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1151 * expr.c (emutls_var_address): New.
1152 (expand_expr_real_1): Expand emulated tls.
1153 (expand_expr_addr_expr_1): Likewise.
1154 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1155 * output.h (emutls_finish): Declare.
1156 * toplev.c (compile_file): Call it.
1157 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1158 address before wrapping in CONST.
1159 * varasm.c (emutls_htab, emutls_object_type): New.
1160 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1161 (get_emutls_object_name, get_emutls_object_type): New.
1162 (get_emutls_init_templ_addr, emutls_decl): New.
1163 (emutls_common_1, emutls_finish): New.
1164 (assemble_variable): When emulating tls, swap decls; generate
1165 constructor for the emutls objects.
1166 (do_assemble_alias): When emulating tls, swap decl and target name.
1167 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1169 * varpool.c (decide_is_variable_needed): Look at force_output.
1170 Recurse for emulated tls.
1171 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1172 with decide_is_variable_needed.
1173 * emutls.c: New file.
1174 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1175 tls_object for real tls.
1177 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1179 PR rtl-optimization/29599
1180 * reload1.c (eliminate_regs_in_insn): Take the destination
1181 mode into account when computing the offset.
1183 2007-02-09 Stuart Hastings <stuart@apple.com>
1184 Richard Henderson <rth@redhat.com>
1186 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1187 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1188 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1189 fixuns_truncdfhi2): New.
1190 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1191 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1192 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1193 (floatunssidf2): Allow nonimmediate source.
1194 * gcc/config/i386/sse.md (movdi_to_sse): New.
1195 (vec_concatv2di): Drop '*'.
1196 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1197 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1198 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1200 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1201 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1202 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1203 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1204 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1205 ix86_build_const_vector.
1206 (x86_emit_floatuns): Rewrite.
1208 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1210 * genautomata.c (longest_path_length): Delete unused function.
1211 (struct state): Delete unused longest_path_length.
1212 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1213 (get_free_state): Delete unused.
1215 2007-02-09 Jan Hubicka <jh@suse.cz>
1217 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1218 * doc/invoke.texi (inline-unit-growth): Update default value.
1220 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1221 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1222 (rebuild_cgraph_edges): Likewise.
1223 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1224 (dump_cgraph_node): Dump frequencies.
1225 (cgraph_clone_edge): Add frequency scales.
1226 (cgraph_clone_node): Add freuqnecy.
1227 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1228 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1229 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1230 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1231 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1232 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1233 (save_inline_function_body): Likewise.
1234 * ipa-inline.c: inluce rtl.h
1235 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1236 (cgraph_edge_badness): Use frequencies.
1237 (cgraph_decide_recursive_inlining): Update clonning.
1238 (cgraph_decide_inlining_of_small_function): Dump frequency.
1239 * predict.c (estimate_bb_frequencies): Export.
1240 * predict.h (estimate_bb_frequencies): Declare.
1241 * tree-inline.c (copy_bb): Watch overflows.
1242 (expand_call_inline): Update call of cgraph_create_edge.
1243 (optimize_inline_calls): Use TODO flags to update frequnecies.
1244 * passes.h: Include predict.h
1245 (init_optimization_passes): Move profile ahead.
1246 (execute_function_todo): Handle TODO_rebuild_frequencies.
1248 2007-02-09 Roger Sayle <roger@eyesopen.com>
1250 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1251 the insbl or inswl pattern into a register.
1253 2007-02-09 Roger Sayle <roger@eyesopen.com>
1255 * config/ia64/ia64.md (bswapdi2): New define_insn.
1257 2007-02-09 Richard Henderson <rth@redhat.com>
1259 * config/i386/constraints.md (Ym): New constraint.
1260 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1261 (movdi_1_rex64): Split sse and xmm general register moves from
1262 memory move alternatives. Use conditional register constraints.
1263 (movsf_1, movdf_integer): Likewise.
1264 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1265 (movdf_integer_rex64): New.
1266 (pushsf_rex64): Fix output constraints.
1267 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1268 (sse2_stored): Likewise.
1269 (sse2_storeq_rex64): New.
1270 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1271 amd and not generic.
1272 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1273 for optimize_size. Remove SF/DFmode hack.
1275 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1277 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1280 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1281 Richard Sandiford <richard@codesourcery.com>
1283 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1284 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1285 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1286 m68k/t-mlib to tmake_file.
1287 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1288 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1289 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1290 Allow it to be cf or m68k. Set m68k_arch_family. If that
1291 variable is not empty, add t-$m68k_arch_family to tmake_file.
1292 Add t-mlibs to tmake_file.
1293 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1294 * config/m68k/t-cf: New file.
1295 * config/m68k/t-m68k: Likewise.
1296 * config/m68k/t-mlibs: Likewise.
1297 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1298 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1299 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1300 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1301 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1303 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1304 (INSTALL_LIBGCC): Delete.
1305 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1306 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1307 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1308 (M68K_MLIB_CPU): Define.
1309 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1310 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1311 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1313 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1314 Richard Guenther <rguenther@suse.de>
1317 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1318 against INT_MIN/INT_MAX.
1319 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1320 file if a loop is removed.
1322 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1324 * calls.c (store_one_arg): Pass correct alignment to
1325 emit_push_insn for non-BLKmode values.
1326 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1327 unaligned stack slot via a suitably aligned slot.
1329 2007-02-08 DJ Delorie <dj@redhat.com>
1331 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
1333 (legal_subregs): Use unsigned char, make const.
1334 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
1336 2007-02-08 Paul Brook <paul@codesourcery.com>
1338 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
1339 special interworking needed.
1341 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
1343 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
1344 conditional to __SSE2__.
1345 (Entries below should have been added to first ChangeLog
1346 entry for amdfam10 dated 2007-02-05)
1347 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
1349 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
1351 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
1354 2007-02-08 DJ Delorie <dj@redhat.com>
1356 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
1357 * config/m32c/m32c.c (legal_subregs): New.
1358 (m32c_illegal_subreg_p): New.
1359 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
1360 unsupported subregs of hard regs.
1362 2007-02-08 Jan Hubicka <jh@suse.cz>
1364 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
1365 the same one; always update histograms.
1367 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1369 * passes.c (init_optimization_passes): Tidy comment.
1371 2007-02-08 Roger Sayle <roger@eyesopen.com>
1373 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
1374 strip zero_extend, bswap and rotates from POCOUNT's argument.
1375 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
1376 zero_extend and rotates from PARITY's argument.
1377 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
1378 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
1379 of an integer constant at compile-time.
1381 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1384 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
1386 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
1389 * tree-ssa-live.c (remove_unused_locals): Do not remove
1390 TREE_ADDRESSABLE variables.
1391 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
1392 * tree-ssa-operands.c (add_virtual_operand): Remove argument
1393 FOR_CLOBBER. Update all users.
1394 If VAR has an associated alias set, add a virtual operand for
1395 it if no alias is found to conflict with the memory reference.
1397 2007-02-07 Jan Hubicka <jh@suse.cz>
1398 Robert Kidd <rkidd@crhc.uiuc.edu>
1400 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
1402 2007-02-07 Ian Lance Taylor <iant@google.com>
1404 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
1406 2007-02-07 Roger Sayle <roger@eyesopen.com>
1408 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
1409 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
1410 tablejumpdi, movsi_to_cr_one): Remove constraints from
1411 define_expand's match_operands.
1413 2007-02-07 Roger Sayle <roger@eyesopen.com>
1415 * global.c (compute_regsets): Move declatation of "i" inside of
1416 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
1418 2007-02-07 Jakub Jelinek <jakub@redhat.com>
1421 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
1422 of INDIRECT_REF <RESULT_DECL>.
1424 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
1426 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
1427 Kaz Kojima <kkojima@gcc.gnu.org>
1430 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
1432 (sh_initialize_trampoline): Add parentheses to avoid a warning.
1434 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1436 * doc/loop.texi: Document possibility not to perform disambiguation
1437 of loops with multiple latches.
1438 * cfgloopmanip.c (alp_enum_p): Removed.
1439 (add_loop): Handle subloops. Use get_loop_body_with_size.
1440 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
1441 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
1442 the new forwarder block.
1443 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
1444 Handle the case latch is NULL.
1445 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
1446 when marking loop exits.
1447 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
1449 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
1450 disambiguate_loops_with_multiple_latches.
1451 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
1452 before fix_loop_structure.
1453 * cfgloop.c: Include pointer-set.h and output.h.
1454 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
1455 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
1456 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
1457 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
1458 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
1459 disambiguate_multiple_latches, get_loop_body_with_size,
1460 disambiguate_loops_with_multiple_latches): New functions.
1461 (flow_loop_dump): Dump multiple latch edges.
1462 (flow_loop_nodes_find): Handle loops with multiple latches.
1463 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
1464 (glb_enum_p): Modified.
1465 (get_loop_body): Use get_loop_body_with_size.
1466 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
1467 (AVOID_CFG_MODIFICATIONS): New constant.
1468 (disambiguate_loops_with_multiple_latches, add_loop,
1469 get_loop_body_with_size): Declare.
1470 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
1472 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
1475 * global.c (compute_regsets): New function.
1476 (global_alloc): Refactored ELIMINABLE_REGSET
1477 and NO_GLOBAL_ALLOC_REGS computation out.
1478 (rest_of_handle_global_alloc): Call compute_regsets()
1479 for non-optimizing case.
1481 2007-02-06 Richard Henderson <rth@redhat.com>
1483 * config/i386/constraints.md (Y2): Rename from Y.
1484 (Yi): New constraint.
1485 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
1486 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
1487 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
1488 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
1489 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
1490 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
1491 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
1492 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
1493 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
1494 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
1495 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
1496 vec_extractv2si_1): Change Y constraints to Y2.
1497 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
1498 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
1499 Change Y constraints to Y2.
1500 (sse2_loadld): Change Y constraints to x.
1502 2007-02-06 Roger Sayle <roger@eyesopen.com>
1504 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
1505 (parity<mode>2): New define_expand using rs6000_emit_parity.
1506 * config/rs6000/rs6000.c (rs6000_emit_popcount,
1507 rs6000_emit_parity): New functions.
1508 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
1509 rs6000_emit_parity): Prototype here.
1511 2007-02-06 Ian Lance Taylor <iant@google.com>
1513 * lower-subreg.c (simple_move_operand): Reject CONST.
1514 (resolve_clobber): Call validate_change rather than directly
1515 assigning to XEXP (pat, 0).
1517 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1519 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
1520 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
1521 (tree-cfg.o): Remove hashtab.h dependency.
1523 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
1524 (struct ivopts_data): Change niters to pointer_map_t.
1525 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
1526 (niter_for_exit): Create pointer_map on demand. Change for
1528 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
1529 (free_loop_data): Destroy data->niters if created and reset field.
1530 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
1531 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
1533 * tree-ssa-reassoc.c: Include pointer-set.h.
1534 (bb_rank): Change to long *.
1535 (operand_rank): Change to pointer_map_t.
1536 (find_operand_rank): Return long, -1 if not found. Declare as inline.
1537 (insert_operand_rank): Accept long.
1538 (operand_entry_hash, operand_entry_eq): Remove.
1539 (get_rank): Return long. Adjust for changes above.
1540 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
1542 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
1544 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
1545 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
1546 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
1548 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
1549 directly since it cannot be NULL.
1550 (get_vi_for_tree): Rewrite for pointer_map API.
1551 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
1552 (init_alias_vars): Create vi_for_tree as pointer_map.
1553 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
1555 * tree-cfg.c: Don't include hashtab.h.
1556 (edge_to_cases): Declare as pointer_map.
1557 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
1559 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
1560 (start_recording_case_labels): Create edge_to_cases as pointer_map.
1561 (end_recoding_case_labels): Cleanup edge_to_cases manually before
1563 (record_switch_edge): Delete.
1564 (get_cases_for_edge): Adjust for pointer_map API, inline
1565 record_switch_edge (rewritten for new API), remove goto.
1567 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1569 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
1570 * tree-nested.c: Include pointer-set.h.
1571 (var_map_elt, var_map_eq, var_map_hash): Delete.
1572 (struct nesting_info): Remove GTY marker. Change the two htab_t's
1574 (nesting_info_bitmap_obstack): New.
1575 (lookup_field_for_decl): Adjust for pointer_map API.
1576 (lookup_tramp_for_decl): Adjust for pointer_map API.
1577 (get_nonlocal_debug_decl): Adjust for pointer_map API.
1578 (get_local_debug_decl): Adjust for pointer_map API.
1579 (convert_nl_goto_reference): Adjust for pointer_map API.
1580 (convert_nl_goto_receiver): Adjust for pointer_map API.
1581 (create_nesting_tree): Create outside GGC space. Create bitmap on
1582 the new obstack. Create field_map and var_map as pointer_maps.
1583 (free_nesting_tree): Adjust for changes to create_nesting_tree.
1585 (lower_nested_functions): Move root here, no need to NULL it.
1586 Initialize and release the obstack.
1588 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
1590 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
1591 Remove prototypes and make them non-static.
1592 (struct tree_int_map): Remove.
1593 * tree.h (struct tree_int_map): Move here, turning TO into an
1595 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
1597 * tree.h (TREE_COMPLEXITY): Remove.
1598 (struct tree_exp): Remove complexity field.
1599 * tree.c (build1_stat): Don't set it.
1601 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
1602 Victor Kaplansky <victork@il.ibm.com>
1604 * tree-vectorizer.c (vect_is_simple_use): Support induction.
1605 (vect_is_simple_reduction): Support reduction with induction as
1606 one of the operands.
1607 (vect_is_simple_iv_evolution): Fix formatting.
1608 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
1609 formatting. Don't mark induction phis for vectorization.
1610 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
1611 * tree-vect-transform.c (get_initial_def_for_induction): New function.
1612 (vect_get_vec_def_for_operand): Support induction.
1613 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
1615 (vectorizable_reduction): Support reduction with induction as one of
1617 (vectorizable_type_demotion): Use def-type of stmt argument rather
1618 than dummy def-type.
1620 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
1621 flag_tree_scev_cprop.
1622 * common.opt (tree-scev-cprop): New flag.
1624 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
1625 call to vect_get_new_vect_var.
1627 2007-02-06 Ira Rosen <irar@il.ibm.com>
1629 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
1630 vectype is not NULL.
1631 (vect_pattern_recog_1): Likewise.
1633 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1635 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
1636 (fold_negate_expr): Likewise.
1638 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
1641 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
1642 even if cv-qualification is the same.
1644 2007-02-05 Geoffrey Keating <geoffk@apple.com>
1646 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
1647 __enable_execute_stack on completion.
1649 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1651 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
1652 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
1653 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
1654 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
1655 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
1656 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
1657 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
1658 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
1660 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1662 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
1663 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
1664 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
1665 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
1666 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
1667 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
1668 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
1669 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
1670 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
1671 umuldi3_highpart_rex64, umulsi3_highpart_insn,
1672 umulsi3_highpart_zext, smuldi3_highpart_rex64,
1673 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
1674 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
1675 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
1676 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
1677 sqrtextenddfxf2_i387): Added amdfam10_decode.
1679 * config/i386/athlon.md (athlon_idirect_amdfam10,
1680 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
1681 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
1682 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
1683 athlon_ivector_store_amdfam10): New define_insn_reservation.
1684 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
1687 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1689 * config/i386/athlon.md (athlon_call_amdfam10,
1690 athlon_pop_amdfam10, athlon_lea_amdfam10): New
1691 define_insn_reservation.
1692 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
1693 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
1694 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
1696 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1698 * config/i386/athlon.md (athlon_sseld_amdfam10,
1699 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
1700 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
1702 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1704 * config/i386/athlon.md (athlon_sseins_amdfam10): New
1705 define_insn_reservation.
1706 * config/i386/i386.md (sseins): Added sseins to define_attr type
1707 and define_attr unit.
1708 * config/i386/sse.md: Set type attribute to sseins for insertq
1711 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1713 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
1714 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
1715 ssecomi_load_amdfam10, ssecomi_amdfam10,
1716 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
1717 define_insn_reservation.
1718 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
1720 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1722 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
1723 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
1724 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
1725 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
1726 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
1727 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
1728 define_insn_reservation.
1730 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
1731 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
1732 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
1733 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
1734 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
1736 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1738 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
1739 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
1740 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
1741 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
1742 athlon_ssemul_load_k8): Added amdfam10.
1744 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1746 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
1747 (x86_sse_unaligned_move_optimal): New variable.
1749 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
1751 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
1752 for unaligned vector SSE double/single precision loads for AMDFAM10.
1754 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1756 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
1757 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
1758 Define TARGET_CPU_DEFAULT_amdfam10.
1759 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
1760 (processor_type): Add PROCESSOR_AMDFAM10.
1762 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
1763 processor_type in config/i386/i386.h.
1764 Enable imul peepholes for TARGET_AMDFAM10.
1766 * config.gcc: Add support for --with-cpu option for amdfam10.
1768 * config/i386/i386.c (amdfam10_cost): New variable.
1769 (m_AMDFAM10): New macro.
1770 (m_ATHLON_K8_AMDFAM10): New macro.
1771 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
1772 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
1773 x86_promote_QImode, x86_integer_DFmode_moves,
1774 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1775 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
1776 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
1777 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
1778 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
1779 Enable/disable for amdfam10.
1780 (override_options): Add amdfam10_cost to processor_target_table.
1781 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
1782 processor_alias_table.
1783 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
1784 (ix86_adjust_cost): Add code for amdfam10.
1786 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1788 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
1789 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
1790 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
1791 * config/i386/i386.h: Add builtin definition for SSE4A.
1792 * config/i386/i386.md: Add support for ABM instructions
1794 * config/i386/sse.md: Add support for SSE4A instructions
1795 (movntss, movntsd, extrq, insertq).
1796 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
1797 Add -march=amdfam10 flag.
1798 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
1799 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
1801 * doc/extend.texi: Add documentation for SSE4A builtins.
1803 2007-02-05 Bob Wilson <bob.wilson@acm.org>
1805 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
1807 2007-02-05 Richard Guenther <rguenther@suse.de>
1809 * tree-vectorizer.h (vectorizable_function): Add argument type
1810 argument, change return type.
1811 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
1812 * tree-vect-transform.c (vectorizable_function): Handle extra
1813 argument, return vectorized function decl.
1814 (build_vectorized_function_call): Remove.
1815 (vectorizable_call): Handle calls with result and argument types
1816 differing. Handle loop vectorization factor correctly.
1817 * targhooks.c (default_builtin_vectorized_function): Adjust for
1819 * targhooks.h (default_builtin_vectorized_function): Likewise.
1820 * target.h (builtin_vectorized_function): Add argument type
1822 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
1823 extra argument, allow vectorizing of lrintf.
1824 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
1825 documentation of target hook.
1827 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
1830 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
1831 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
1832 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
1834 2007-02-05 Roger Sayle <roger@eyesopen.com>
1836 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
1837 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
1838 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
1839 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
1840 before canonicalizing sincos to cexpi.
1841 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
1843 2007-02-05 Roger Sayle <roger@eyesopen.com>
1845 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
1846 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
1847 (alpha_init_builtins): Use alpha_add_builtins to process tables.
1849 2007-02-05 Roger Sayle <roger@eyesopen.com>
1851 * mips-tfile.c (initialize_init_file): Correct endianness test.
1853 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
1855 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
1858 2007-02-05 Richard Sandiford <richard@codesourcery.com>
1860 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
1861 saves in a PARALLEL before the register assignments.
1863 2007-02-05 Richard Sandiford <richard@codesourcery.com>
1865 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
1866 DWARF_FRAME_RETURN_COLUMN to be a general register.
1867 * dwarf2out.c (init_return_column_size): New function, split from...
1868 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
1869 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
1870 to be nongeneral registers.
1871 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
1873 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
1874 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
1876 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
1878 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
1880 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
1882 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
1883 (remove_path): Use can_remove_branch_p and remove_branch instead
1884 of loop_delete_branch_edge.
1885 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
1886 (tree_transform_and_unroll_loop): Remove dead branches immediately.
1887 Update profile using scale_dominated_blocks_in_loop.
1888 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
1889 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
1890 (can_remove_branch_p, remove_branch): Declare.
1891 * tree-cfg.c (tree_can_remove_branch_p): New function.
1892 (tree_cfg_hooks): Add tree_can_remove_branch_p.
1893 * cfgrtl.c (rtl_can_remove_branch_p): New function.
1894 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
1896 2007-02-05 Jan Hubicka <jh@suse.cz>
1899 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
1900 nodes in cgraph, don't remove offline copy of the function.
1902 2007-02-04 Jan Hubicka <jh@suse.cz>
1904 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
1905 vectors might cause maybe_lookup_element_for_expr to be called
1906 on non-sra-candidate.
1908 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
1910 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
1911 config/bfin/bfin.md, config/bfin/predicates.md: Follow
1912 spelling conventions.
1914 2007-02-04 Richard Guenther <rguenther@suse.de>
1917 * fold-const.c (try_move_mult_to_index): Make sure to not
1918 overflow one dimension of a multi-dimensional array access.
1920 2007-02-04 Jan Hubicka <jh@suse.cz>
1922 * passes.c (init_optimization_passes): Reindent.
1924 2007-02-04 Jan Hubicka <jh@suse.cz>
1925 Eric Botcazou <ebotcazou@adacore.com>
1927 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
1928 (execute_fixup_cfg): Break out the abnormal goto code.
1929 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
1930 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
1931 (optimize_inline_calls): Call make_nonlocal_label_edges.
1933 2007-02-04 Jan Hubicka <jh@suse.cz>
1935 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
1936 true when something was changed.
1937 (rename_ssa_copies): When something was changed, do
1938 TODO_remove_unused_locals.
1939 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
1940 add TODO_remove_unused_locals when instruction was removed.
1942 2007-02-04 Jan Hubicka <jh@suse.cz>
1944 * ipa-inline.c (try_inline): Improve debug output; work on already
1946 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
1947 call try_inline for already inlined edges too when flattening;
1948 inline also functions that make callee growth but overall unit size
1951 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
1953 * config/m32c/bitops.md, config/m32c/jump.md,
1954 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
1955 config/m32r/m32r.h, config/m32r/m32r.md,
1956 config/m32r/predicates.md, config/m68hc11/larith.asm,
1957 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
1958 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
1959 config/mips/mips-protos.h, config/mips/mips.c,
1960 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
1961 config/mn10300/mn10300.h, config/mn10300/predicates.md,
1962 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
1963 spelling conventions.
1965 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
1966 Follow spelling conventions.
1968 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
1970 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
1971 warn about C++0x compatibility.
1973 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
1975 * config/h8300/h8300.c, config/h8300/h8300.h,
1976 config/h8300/h8300.md: Follow spelling conventions.
1978 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
1981 * combine.c (try_combine): Do not substitute source operand
1982 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
1984 2007-02-03 Jan Hubicka <jh@suse.cz>
1986 PR gcov-profile/30650
1987 * value-prof.c (stringop_block_profile): Fix handling of size counter;
1988 do not divide by zero for never executed counters.
1989 (tree_find_values_to_profile): Fix counters.
1990 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
1992 2007-02-03 Ian Lance Taylor <iant@google.com>
1994 * lower-subreg.c (simple_move_operand): New static function,
1995 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
1997 (simple_move): Call simple_move_operand.
1998 (find_decomposable_subregs): Add special handling of MEMs.
1999 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2000 meaning of return value. If we see a hard register, test whether
2001 it can store a word_mode value. Change all callers.
2003 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2005 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2006 ftrapv insns and expanders.
2007 (subdi3): Change define_expand operand 1 to arith11_operand, and
2008 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2009 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2010 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2014 * varasm.c (notice_global_symbol): Treat global objects as weak when
2017 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2019 * emit-rtl.c (dconstpi): Delete.
2021 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2022 * real.h (dconstpi): Delete.
2024 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2025 (fold_builtin_hypot): Likewise.
2027 2007-02-03 Tom Tromey <tromey@redhat.com>
2030 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2031 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2033 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2035 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2036 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2037 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2038 config/rs6000/cell.md, config/rs6000/darwin.h,
2039 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2040 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2041 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2042 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2043 typos. Follow spelling conventions.
2044 * doc/invoke.texi: Follow spelling conventions.
2046 2007-02-03 Roger Sayle <roger@eyesopen.com>
2048 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2049 canonicalization transformations that attempt to simplify integer
2050 constant comparisons to become comparisons against zero.
2052 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2054 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2056 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2057 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2059 2007-02-02 Mike Stump <mrs@apple.com>
2061 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2062 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2063 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2064 generate a branch island.
2066 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2068 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2069 (xtensa_legitimate_address_p): New.
2070 (xtensa_legitimize_address): New.
2071 (xtensa_output_addr_const_extra): New.
2072 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2074 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2075 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2076 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2077 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2078 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2079 (xtensa_legitimize_address): New.
2080 (xtensa_output_addr_const_extra): New.
2082 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2084 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2086 2007-02-02 Ian Lance Taylor <iant@google.com>
2088 * expmed.c (expand_divmod): Add comment.
2090 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2092 * emit-rtl.c (renumber_insns): Remove.
2093 * flags.h: Remove the extern for flag_renumber_insns.
2094 * rtl.h: Remove the prototype for renumber_insns.
2095 * toplev.c (flag_renumber_insns): Remove.
2097 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2099 Revert for x86 darwin:
2100 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2102 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2103 code before the following patch under TARGET_MACHO.
2104 (ix86_function_value_regno_p): Likewise.
2106 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2108 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2111 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2114 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2115 general or fp registers. Add comments.
2116 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2118 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2120 * pointer-set.c (insert_aux): Only return insertion slot.
2121 (pointer_set_insert): Adjust.
2122 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2123 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2124 pointer_map_traverse): New.
2125 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2126 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2127 pointer_map_contains, pointer_map_traverse): Declare.
2129 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2132 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2133 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2135 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2137 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2139 (struct _dep): New type.
2140 (dep_t): New typedef.
2141 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2142 (DEP_STATUS): New access macro. The macro with the same name was
2143 renamed to DEP_LINK_STATUS.
2144 (dep_init): Declare function
2146 (struct _dep_link): New type.
2147 (dep_link_t): New typedef.
2148 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2149 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2150 (DEP_LINK_STATUS): New macro.
2151 (debug_dep_links): New debug function.
2153 (struct _deps_list): New type.
2154 (deps_list_t): New typedef.
2155 (DEPS_LIST_FIRST): New access macro.
2156 (FOR_EACH_DEP_LINK): New cycle macro.
2157 (create_deps_list, free_deps_list, delete_deps_list): Declare
2159 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2160 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2161 (copy_deps_list_change_con): Ditto.
2163 (move_dep_link): Declare function.
2165 (struct _dep_node): New type.
2166 (dep_node_t): New typedef.
2167 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2169 (struct haifa_insn_data.back_deps): New field to hold backward
2170 dependencies of the insn.
2171 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2173 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2174 Change its type to deps_list_t.
2175 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2176 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2177 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2179 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2181 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2183 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2185 (dep_cost): Declare.
2187 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2188 (ds_to_dk, dk_to_ds): New functions.
2190 (init_dep_1): New static function.
2191 (init_dep): New function.
2192 (copy_dep): New static function.
2194 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2196 (detach_dep_link): New static function.
2197 (move_dep_link): New function.
2199 (dep_links_consistent_p, dump_dep_links): New static functions.
2200 (debug_dep_links): New debugging function.
2202 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2204 (alloc_deps_list, init_deps_list): New static functions.
2205 (create_deps_list): New function.
2206 (clear_deps_list): New static function.
2207 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2208 (deps_list_consistent_p, dump_deps_list): New static functions.
2209 (debug_deps_list): New function.
2210 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2212 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2214 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2215 use new scheduler dependencies lists.
2216 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2217 (sched_analyze): Ditto. Initialize dependencies lists.
2218 (add_forw_dep, compute_forward_dependences): Update to use new
2219 scheduler dependencies lists.
2221 (init_dependency_caches): Init deps_obstack.
2222 (free_dependency_caches): Free deps_obstack.
2224 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2225 new scheduler dependencies lists.
2226 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2227 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2229 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2230 Update to use new scheduler dependencies lists.
2231 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2232 (debug_dependencies): Ditto.
2233 (schedule_region): Update comments.
2235 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2236 scheduler dependencies lists.
2237 (schedule_ebb): Update comments.
2239 * rtl.def (DEPS_LIST): Remove.
2241 * lists.c (unused_deps_list): Remove.
2242 (free_list): Update assertions.
2244 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2245 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2247 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2248 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2250 * haifa-sched.c (comments): Update.
2251 (insn_cost1): Remove. Inline the code into insn_cost ().
2252 (insn_cost): Update to use new scheduler dependencies lists. Move
2253 processing of the dependency cost to dep_cost ().
2254 (dep_cost): New function. Use it instead of insn_cost () when
2255 evaluating cost of the dependency. Use compatible interface to
2256 interact with the target.
2257 (priority): Update to use new scheduler dependencies lists.
2258 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2259 with greater number of insns that depend on the insn.
2260 (schedule_insn): Update to use new scheduler dependencies lists. Add
2261 code to free backward dependencies lists. Inline and optimize code
2262 from resolve_dep () - see PR28071.
2263 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2264 lists. Update call to targetm.sched.is_costly_dependence hook.
2266 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2267 scheduler dependencies lists.
2269 (resolve_dep): Remove. Move the logic to schedule_insn ().
2270 (init_h_i_d): Initialize dependencies lists.
2272 (process_insn_depend_be_in_spec): Rename to
2273 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2275 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2276 Update to use new scheduler dependencies lists.
2277 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2279 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2280 new scheduler dependencies lists.
2281 (build_intra_loop_deps): Ditto.
2283 * target.h (struct _dep): Declare to use in
2284 gcc_target.sched.is_costly_dependence.
2285 (struct gcc_target.sched.adjust_cost): Fix typo.
2286 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2287 single dep_t parameter instead of an equivalent triad.
2288 (struct gcc_target.sched.adjust_cost_2): Remove.
2290 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2292 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2294 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2296 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2298 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2299 (REG_DEP_TRUE): Document.
2301 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2302 Change signature to correspond to the targetm.sched.adjust_cost hook.
2303 Update use in TARGET_SCHED_ADJUST_COST_2.
2304 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2305 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2306 new scheduler dependencies lists.
2307 (ia64_gen_check): Ditto.
2309 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2312 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2313 signature to correspond to the targetm.sched.is_costly_dependence hook.
2314 (is_costly_group): Update to use new scheduler dependencies lists.
2316 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2317 instead of INSN_COST () macro.
2319 2007-02-01 Ian Lance Taylor <iant@google.com>
2321 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2323 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2325 * pa.md (tp_load): Correct mfctl instruction syntax.
2327 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2329 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2330 altivec_padding_size calculation on AIX. Improve comment, add
2331 assert to verify that it's right.
2333 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
2336 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
2339 * global.c (global_alloc): Add mising initialization of
2342 2007-02-01 Roger Sayle <roger@eyesopen.com>
2344 * alias.c (init_alias_analysis): Correct whitespace.
2345 * bb-reorder.c (fix_edges_for_rarely_executed_code,
2346 partition_hot_cold_basic_blocks): Likewise.
2347 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2348 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
2349 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2350 fold_builtin_snprintf_chk, fold_builtin_printf,
2351 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
2352 do_mpfr_arg3, do_mpfr_sincos): Likewise.
2353 * cfgcleanup.c (cleanup_cfg): Likewise.
2354 * cfgexpand.c (tree_expand_cfg): Likewise.
2355 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
2356 * function.c (get_next_funcdef_no): Likewise.
2357 * gengtype.c (main): Likewise.
2358 * genmodes.c (main): Likewise.
2359 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
2360 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
2361 * ifcvt.c (noce_emit_move_insn): Likewise.
2362 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
2364 * stor-layout.c (get_best_mode): Likewise.
2365 * tree-ssa-loop-niter.c (get_val_for): Likewise.
2366 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
2367 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
2368 perform_var_substitution, solve_graph): Likewise.
2369 * tree-vrp.c (vrp_finalize): Likewise.
2371 2007-02-01 Ian Lance Taylor <iant@google.com>
2373 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
2374 high part of a paradoxical subreg, return a constant zero.
2376 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
2378 * toplev.c (lang_dependent_init): Call init_set_costs.
2379 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
2381 2007-02-01 Richard Guenther <rguenther@suse.de>
2384 * fold-const.c (fold_negate_expr): Allow negating a
2385 constant if overflow does not change.
2387 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2389 * doc/c-tree.texi (Expression trees): Improve markup.
2390 * doc/tm.texi (Register Classes, Addressing Modes)
2391 (Floating Point): Fix spacing after abbreviations. Fix some
2394 2007-02-01 Ben Elliston <bje@au.ibm.com>
2396 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
2397 * doc/contrib.texi: Likewise.
2398 * doc/install.texi: Likewise.
2400 2007-01-31 Richard Henderson <rth@redhat.com>
2401 Ian Lance Taylor <iant@google.com>
2403 * lower-subreg.c: New file.
2404 * rtl.def (CONCATN): Define.
2405 * passes.c (init_optimization_passes): Add pass_lower_subreg and
2407 * emit-rtl.c (update_reg_offset): New static function, broken out
2408 of gen_rtx_REG_offset.
2409 (gen_rtx_REG_offset): Call update_reg_offset.
2410 (gen_reg_rtx_offset): New function.
2411 * regclass.c: Revert patch of 2006-03-05, restoring
2413 (clear_reg_info_regno): New function.
2414 * dwarf2out.c (concatn_loc_descriptor): New static function.
2415 (loc_descriptor): Handle CONCATN.
2416 * common.opt (fsplit_wide_types): New option.
2417 * opts.c (decode_options): Set flag_split_wide_types when
2419 * timevar.def (TV_LOWER_SUBREG): Define.
2420 * rtl.h (gen_reg_rtx_offset): Declare.
2421 (reg_scan_update): Declare.
2422 * regs.h (clear_reg_info_regno): Declare.
2423 * tree-pass.h (pass_lower_subreg): Declare.
2424 (pass_lower_subreg2): Declare.
2425 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
2426 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
2428 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
2429 * Makefile.in (OBJS-common): Add lower-subreg.o.
2430 (lower-subreg.o): New target.
2432 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2434 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
2436 2007-01-31 Anatoly Sokolov <aesok@post.ru>
2439 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
2441 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2444 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
2446 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
2448 * cfgloop.h: Include vec-prim.h.
2449 (enum li_flags): Remove LI_ONLY_OLD.
2450 (loop_iterator): Changed.
2451 (fel_next, fel_init): Iterate over loop tree.
2452 (FOR_EACH_LOOP_BREAK): New macro.
2453 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
2455 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
2456 * modulo-sched.c (sms_schedule): Ditto.
2457 * tree-vectorizer.c (vectorize_loops): Ditto.
2458 * doc/loop.texi: Update information on loop numbering and behavior of
2459 FOR_EACH_LOOP wrto new loops.
2460 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
2461 add_to_evolution_1): Test nestedness of loops instead of comparing
2463 * tree-chrec.c (chrec_fold_plus_poly_poly,
2464 chrec_fold_multiply_poly_poly, chrec_evaluate,
2465 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
2466 reset_evolution_in_loop): Ditto.
2467 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
2469 2007-01-31 Dirk Mueller <dmueller@suse.de>
2471 * c-common.c (warn_about_parentheses): Separate warning about
2472 un-parenthized sequence of comparison operators from the one
2473 which is supposed to warn about x <= y <= z.
2475 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
2477 * optabs.h (enum optab_index): Add new OTI_isinf.
2478 (isinf_optab): Define corresponding macro.
2479 * optabs.c (init_optabs): Initialize isinf_optab.
2480 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
2482 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
2483 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
2485 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
2486 expand_builtin_interclass_mathfn.
2487 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
2488 * config/i386/i386.md (UNSPEC_FXAM): New constant.
2489 (fxam<mode>2_i387): New insn pattern.
2490 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
2491 built-in functions as x87 inline asm.
2493 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2495 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
2497 2007-01-30 Eric Christopher <echristo@apple.com>
2499 * config.gcc: Add geode.
2501 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2503 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
2504 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
2505 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
2506 value-prof.c: Fix comment typos.
2508 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2511 * doc/invoke.texi (Wpointer-arith): Document warning.
2513 2007-01-30 Janis Johnson <janis187@us.ibm.com>
2515 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
2516 the list of discrepancies from the draft TR.
2518 2007-01-30 Dirk Mueller <dmueller@suse.de>
2521 * doc/invoke.texi (-Wreturn-type): Update description to
2524 2007-01-30 Richard Sandiford <richard@codesourcery.com>
2526 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
2528 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
2530 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
2531 to handle optabs that operate on floating point input argument and
2532 output to integer output.
2533 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
2534 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
2535 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
2536 expand_builtin_interclass_mathfn ().
2537 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
2539 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
2540 ilogbl built-in functions as x87 intrinsics.
2542 2007-01-30 Richard Guenther <rguenther@suse.de>
2545 * dwarf2out.c (reference_to_unused): Query varpool if the
2546 variable was output.
2548 2007-01-30 Richard Guenther <rguenther@suse.de>
2551 * passes.c (execute_one_pass): Reset in_gimple_form to not
2552 confuse non-unit-at-a-time mode.
2554 2007-01-29 Roger Sayle <roger@eyesopen.com>
2555 Richard Guenther <rguenther@suse.de>
2557 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
2558 avoid undefined behaviour on overflow. Use force_fit_type_double
2559 to construct the constant with the specified TREE_OVERFLOW.
2561 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2563 * config/dfp-bit.c: Add parameterized support for fp exceptions.
2564 * config/dfp-bit.h: Ditto.
2566 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2568 * c-decl.c (pop_scope): Replace warnings with call to
2569 warn_for_unused_label.
2570 * c-common.h (warn_for_unused_label): Declare.
2571 * c-common.c (warn_for_unused_label): Define.
2573 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2575 * tree-optimize.c (update_inlined_to_pointers): Delete unused
2578 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2580 * Makefile.in (USER_H): Remove decfloat.h.
2581 * ginclude/decfloat.h: Delete, moving contents to ...
2582 * ginclude/float.h: Add support for decimal floating point,
2583 guarded by __STDC_WANT_DEC_FP__.
2585 2007-01-29 Mike Stump <mrs@apple.com>
2587 * doc/gccint.texi (Top): Rename Loop Representation to Loop
2588 Analysis and Representation to resolve case insensitive conflict.
2589 * doc/loop.texi (Loop Analysis and Representation): Likewise.
2591 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
2593 * tree.h (struct tree_memory_tag): Add aliases member.
2594 (MTAG_ALIASES): New macro.
2595 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
2596 (add_may_alias): Remove pointer-set. Update for may_aliases being
2598 (mark_aliases_call_clobbered): Update for may_aliases being a
2600 (compute_tag_properties): Ditto.
2601 (create_partition_for): Ditto.
2602 (compute_memory_partitions): Ditto.
2603 (dump_may_aliases_for): Ditto.
2604 (is_aliased_with): Ditto.
2605 (add_may_alias_for_new_tag): Ditto.
2606 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
2607 (compute_is_aliased): New function.
2608 (compute_may_aliases): Call compute_is_aliased).
2609 (init_alias_info): Initialize alias_bitmap_obstack.
2610 (union_alias_set_into): New function.
2611 (compute_flow_sensitive_aliasing): Use union_aliases_into.
2612 (have_common_aliases_p): Rewrite to take two bitmaps and use
2614 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
2616 (finalize_ref_all_pointers): Update for add_may_alias changes.
2617 (new_type_alias): Ditto.
2618 * tree-flow-inline.h (may_aliases): Return a bitmap.
2619 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
2620 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
2621 may_aliases being a bitmap.
2622 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
2623 may_aliases now returns a bitmap.
2624 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
2626 * tree-ssa-operands.c (add_virtual_operand): Update for
2627 may_aliases being a bitmap.
2629 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
2631 PR tree-optimization/30630
2632 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
2633 variable as changed.
2635 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
2638 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
2639 expanded only once even if an error occurs.
2641 2007-01-29 Ben Elliston <bje@au.ibm.com>
2643 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
2644 (__gcov_average_profiler): Likewise.
2645 (__gcov_ior_profiler): Likewise.
2646 (__gcov_merge_ior): Likewise.
2648 2007-01-28 Jan Hubicka <jh@suse.cz>
2650 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
2651 * value-prof.c (stringop_block_profile): Likewise.
2653 2007-01-28 Jan Hubicka <jh@suse.cz>
2655 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
2656 variant handling histograms; add wrapper.
2657 (clear_storage_via_libcall): Export.
2658 (emit_block_move_hints): Break out from ...; add histograms.
2659 (emit_block_move): ... this one.
2660 (clear_storage_hints): Break out from ...; add histograms.
2661 (clear_storage): ... this one.
2662 (set_storage_via_memset): Handle histogram.
2663 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
2664 (clear_storage_hints, clear_storage_via_libcall): Declare.
2665 (set_storage_via_setmem): Update prototype.
2666 * doc/md.texi (movmem, setmem): Document new arguments.
2668 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
2670 (stringop_block_profile): New global function.
2671 (tree_stringops_values_to_profile): Profile block size and alignment.
2672 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
2674 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
2675 (stringop_block_profile): Declare.
2676 * builtins.c: Include value-prof.h.
2677 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
2678 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
2679 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
2680 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
2681 * profile.c (instrument_values): Add new counters.
2682 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
2684 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
2685 (tree_init_edge_profiler): Build new profilers.
2686 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
2687 (pass_tree_profile): Add dump.
2688 (tree_profile_hooks): Update.
2689 * Makefile.in (LIBGCOV): Add new constants.
2690 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
2691 __gcov_ior_profiler): New.
2692 * i386.md (movmem/setmem expanders): Add new optional arguments.
2694 2007-01-28 David Edelsohn <edelsohn@gnu.org>
2696 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
2698 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
2700 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
2701 (tree_unswitch_single_loop): Pass eni_size_weights to
2702 tree_num_loop_insns.
2703 * tree-ssa-loop-manip.c: Include tree-inline.h.
2704 (can_unroll_loop_p): Pass eni_size_weights to
2705 tree_num_loop_insns.
2706 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
2707 Pass eni_size_weights to estimate_num_insns.
2708 * tree.h (init_inline_once): Export.
2709 * toplev.c (backend_init): Call init_inline_once.
2710 * cgraphunit.c (cgraph_process_new_functions,
2711 cgraph_analyze_function): Pass eni_inlining_weights to
2713 * ipa-inline.c (compute_inline_parameters): Ditto.
2714 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
2715 to estimate_num_insns.
2716 (try_unroll_loop_completely): Pass eni_size_weights to
2717 tree_num_loop_insns.
2718 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
2719 ot estimate_num_insns.
2720 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
2721 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
2722 * tree-inline.c (eni_inlining_weights, eni_size_weights,
2723 eni_time_weights): New variables.
2724 (init_inline_once): Initialize them.
2725 (struct eni_data): Mew.
2726 (estimate_num_insns_1, estimate_num_insns): Use weights.
2727 * tree-inline.h (struct eni_weights_d): New.
2728 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
2729 (estimate_num_insns): Declaration changed.
2730 * cfgloop.h (tree_num_loop_insns): Declaration changed.
2731 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
2732 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
2734 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
2736 * tree-data-ref.c (conflict_fn): Assert that the number of affine
2737 relations in the conflict function is valid.
2739 2007-01-27 Ian Lance Taylor <iant@google.com>
2741 * common.opt: Add fstrict-overflow.
2742 * opts.c (decode_options): Set flag_strict_overflow if -O2.
2743 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
2744 (TYPE_OVERFLOW_UNDEFINED): Define.
2745 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
2747 * tree.h (TYPE_TRAP_SIGNED): Don't define.
2748 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
2749 (fold_negate_expr): Likewise.
2750 (make_range): Likewise.
2751 (extract_muldiv_1): Likewise.
2752 (maybe_canonicalize_comparison): Likewise.
2753 (fold_comparison): Likewise.
2754 (fold_binary): Likewise.
2755 (tree_expr_nonnegative_p): Likewise.
2756 (tree_expr_nonzero_p): Likewise.
2757 * tree-vrp.c (compare_values): Likewise.
2758 (extract_range_from_binary_expr): Likewise.
2759 (extract_range_from_unary_expr): Likewise.
2760 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
2762 (nowrap_type_p): Likewise.
2763 * tree-scalar-evolution.c (simple_iv): Likewise.
2764 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
2765 (build_range_check): Likewise.
2766 (extract_muldiv_1): Likewise.
2767 (fold_comparison): Likewise.
2768 * tree-vrp.c (vrp_int_const_binop): Likewise.
2769 (extract_range_from_unary_expr): Likewise.
2770 * convert.c (convert_to_integer): Likewise.
2771 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
2772 (fold_comparison): Likewise.
2773 (fold_binary): Likewise.
2774 * optabs.c (optab_for_tree_code): Likewise.
2775 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
2776 * simplify-rtx.c (simplify_const_relational_operation): Check
2777 flag_strict_overflow and flag_trapv.
2778 (simplify_const_relational_operation): Likewise.
2779 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
2780 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
2783 2007-01-27 Roger Sayle <roger@eyesopen.com>
2785 * tree.c (tree_fold_gcd): Delete.
2786 * tree.h (tree_fold_gcd): Remove prototype.
2787 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
2788 test whether one constant integer is a multiple of another. Instead
2789 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
2790 * fold-const.c (multiple_of_p): We've determined both TOP and
2791 BOTTOM are integer constants so we can call int_const_binop directly
2792 instead of the more generic const_binop.
2794 2007-01-27 Roger Sayle <roger@eyesopen.com>
2796 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
2797 1*X check that the constant hasn't overflowed, to preserve the
2799 (round_up): Provide an efficient implementation when rouding-up an
2800 INTEGER_CST to a power-of-two.
2802 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2804 * doc/sourcebuild.texi: Add comma for clarity.
2805 * doc/extend.texi: Fix some typos.
2806 * doc/passes.texi: Likewise.
2807 * doc/cppinternals.texi: Likewise.
2808 * doc/c-tree.texi: Likewise.
2809 * doc/tree-ssa.texi: Likewise.
2810 * doc/install.texi: Likewise.
2812 2007-01-27 Jan Hubicka <jh@suse.cz>
2814 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
2815 (pass_sra): Do not require alias information.
2816 * passes.c (init_optimization_passes): Add SRA
2818 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
2820 * tracer.c (rest_of_handle_tracer): We already cleaned
2821 up the CFG in tracer() so don't do it here again.
2822 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
2823 cleanup_cfg here, either. And don't call renumber_insns.
2825 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
2826 and BB_HEAD are in the insn stream here. Instead make sure
2827 that BB_INSN is valid on all insns. Also, do check here that
2828 there are no pending branch predictions...
2829 (rtl_verify_flow_info): ...instead of doing it here. Checks
2830 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
2833 2007-01-26 Roger Sayle <roger@eyesopen.com>
2835 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
2836 function to simplify/factorize operand order canonicalization.
2837 (ix86_fixup_binary_operands): Reorganize using the above function.
2838 (ix86_binary_operator_ok): Likewise.
2840 2007-01-27 Jakub Jelinek <jakub@redhat.com>
2842 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
2843 file scope from optimize_attrs.
2844 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
2846 (optimize_attrs): Clear insn_code_values after freeing it.
2848 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
2850 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
2851 a parts.base assignment.
2853 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
2855 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
2856 (compute_subscript_distance, initialize_data_dependence_relation,
2857 finalize_ddr_dependent, analyze_ziv_subscript,
2858 analyze_siv_subscript_cst_affine,
2859 compute_overlap_steps_for_affine_univar,
2860 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
2861 analyze_siv_subscript, analyze_miv_subscript,
2862 analyze_overlapping_iterations, subscript_dependence_tester_1,
2863 compute_self_dependence, free_dependence_relation): Work
2864 with affine_fn instead of chrecs.
2865 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
2866 common_affine_function, affine_function_base,
2867 affine_function_constant_p, affine_fn_op, affine_fn_plus,
2868 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
2869 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
2870 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
2871 (all_chrecs_equal_p): Removed.
2872 * tree-data-ref.h (affine_fn, conflict_function): New types.
2873 (struct subscript): Change type of conflicting_iterations_in_a
2874 and conflicting_iterations_in_b.
2876 2007-01-26 Steve Ellcey <sje@cup.hp.com>
2879 * config/pa/pa.h (TARGET_HPUX_11): New.
2880 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
2881 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
2883 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
2884 Richard Guenther <rguenther@suse.de>
2886 * tree-ssa-structalias.c (solve_graph): Handle case
2887 we merged the variable to another.
2889 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2891 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
2894 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
2895 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
2897 2007-01-25 DJ Delorie <dj@redhat.com>
2899 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
2900 allow changes to modes which don't fit in those registers.
2902 * reload1.c (choose_reload_regs): Check for invalid subregs before
2903 computing their locations, not after.
2905 2007-01-25 Geoffrey Keating <geoffk@apple.com>
2908 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
2909 save Altivec registers in an eh_return function.
2910 (compute_vrsave_mask): Likewise.
2911 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
2912 for saving Altivec registers.
2913 (rs6000_emit_prologue): Don't allocate stack twice in
2914 eh_return function. Correct expected value of altivec_save_offset
2915 when using save_world. Describe save of R0 to stack when using
2916 save_world. Describe stack pointer adjustment when using
2917 save_world. Remove duplicated eh_return parameter register saving.
2918 Update sp_offset variable after save_world.
2919 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
2921 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
2922 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
2925 2007-01-25 Steve Ellcey <sje@cup.hp.com>
2927 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
2929 2007-01-25 Steve Ellcey <sje@cup.hp.com>
2932 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
2933 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
2935 2007-01-25 Richard Guenther <rguenther@suse.de>
2937 * doc/invoke.texi (-Wcoverage-mismatch): Document.
2938 * common.opt (-Wcoverage-mismatch): New warning option.
2939 * coverage.c (get_coverage_counts): Ignore coverage mismatch
2940 if -Wcoverage-mismatch is given.
2942 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
2944 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
2945 (ipcp_driver): Change to static definition.
2946 Add dumping of the ifunctions.
2947 (constant_val_insert): Remove unused parameter. Support for SSA.
2948 (ipcp_propagate_const): Support for SSA.
2949 (ipcp_profile_bb_print): Print only analyzed nodes.
2950 (ipcp_replace_map_create): Remove support for Fortran constant
2952 * ipa-prop.c (ipa_method_modify_stmt,
2953 ipa_callsite_compute_param): Support for SSA.
2954 * ipa-prop.h (ipcp_driver): Remove declaration.
2955 (IS_VALID_TREE_MAP_INDEX): Add define.
2957 2007-01-24 Geoffrey Keating <geoffk@apple.com>
2959 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
2961 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2964 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
2965 constant argument to cabs and do it without checking for
2966 -funsafe-math-optimizations.
2968 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
2970 * c-common.h (RID_FIRST_CXX0X): New.
2971 (RID_LAST_CXX0X): New.
2972 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
2974 * c.opt (Wc++0x-compat): New.
2975 * doc/invoke.texi (-Wc++0x-compat): Document.
2977 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2979 * builtins.c (fold_builtin_carg): New.
2980 (fold_builtin_1): Use it.
2982 2007-01-24 Jan Hubicka <jh@suse.cz>
2984 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
2986 * ipa-inline.c (initial_insns, max_insns): Delete.
2987 (compute_max_insns): New function.
2988 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
2989 of insns as base for code growth.
2990 (cgraph_decide_inlining): Make initial_insns local; do not compute
2992 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
2993 * doc/invoke.texi (inline-unit-growth): Update docs.
2995 2007-01-24 Jakub Jelinek <jakub@redhat.com>
2997 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
2998 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
2999 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3000 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3001 for CPUs that have PTA_CX16 set.
3004 * gimplify.c (omp_check_private): New function.
3005 (gimplify_scan_omp_clauses): Use it for
3006 firstprivate/lastprivate/reduction.
3009 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3010 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3013 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3014 If lower_lastprivate_clauses emits some statements, append them
3015 to dlist rather than body_p and to body_p append an initializer.
3016 (lower_omp_for): Adjust caller.
3018 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3020 * target.h (globalize_decl_name): New.
3021 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3022 * output.h (default_globalize_decl_name): New.
3023 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3025 (globalize_decl): Ditto.
3026 (default_globalize_decl_name): New.
3027 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3028 (ia64_handle_version_id_attribute): New.
3029 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3030 (ia64_asm_output_external): Use globalize_decl_name instead
3032 * doc/extend.texi (version_id): New pragma.
3033 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3035 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3037 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3038 _uleb128_t and _Unwind_SWord with _sleb128_t.
3039 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3040 uw_frame_state_for, uw_update_context_1): Likewise.
3041 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3042 * unwind-pe.h (read_uleb128, read_sleb128,
3043 read_encoded_value_with_base): Likewise.
3044 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3046 2007-01-24 Richard Guenther <rguenther@suse.de>
3048 * builtins.c (expand_builtin_cexpi): Get the fndecl
3049 for cexp in the correct way.
3051 2007-01-24 Jan Hubicka <jh@suse.cz>
3053 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3055 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3057 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3058 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3059 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3060 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3061 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3062 __SIZEOF_PTRDIFF_T__.
3063 * doc/cpp.texi: Documentation for the new builtin macros added.
3065 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3067 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3068 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3069 instead of operands[2] to avoid access past the end of array.
3071 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3073 * reload1.c (emit_reload_insns): Pass the reload register
3074 for a non-spill output reload through forget_old_reloads_1.
3076 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3078 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3079 _SOFT_DOUBLE if doubles use software floating-point.
3080 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3081 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3082 * config/rs6000/darwin-ldouble.c: Also compile functions for
3083 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3084 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3085 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3086 commented-out long double override.
3087 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3088 * config/rs6000/eabispe.h: Likewise.
3089 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3090 long double for non-SPE.
3091 (rs6000_handle_option): Likewise.
3092 (invalid_e500_subreg): Disallow more subregs involding DImode,
3093 DFmode, TImode or TFmode.
3094 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3096 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3098 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3099 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3101 (rs6000_legitimate_address): Also check for TFmode for E500
3103 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3104 (spe_build_register_parallel): Handle TFmode and TCmode.
3105 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3107 (function_arg): Handle TFmode and TCmode for E500 double.
3108 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3110 (print_operand): Handle TFmode and TImode for %y.
3111 (rs6000_generate_compare): Handle TFmode comparisons for E500
3113 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3114 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3115 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3116 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3117 TFmode for E500 double.
3118 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3119 (floatsidf2): Enable for E500 double.
3120 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3121 (extenddftf2): Change to extenddftf2_fprs.
3122 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3123 depending on TARGET_E500_DOUBLE.
3124 (extendsftf2): Enable for E500 double.
3125 (trunctfdf2): Enable for E500 double.
3126 (trunctfsf2): Change to trunctfsf2_fprs.
3127 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3128 depending on TARGET_E500_DOUBLE.
3129 (floatsitf2): Enable for E500 double.
3130 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3131 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3132 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3133 (negtf2): Change to negtf2_internal.
3134 (negtf2): New expander.
3135 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3136 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3137 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3138 (movdi_internal32): Use rs6000_nonimmediate_operand.
3139 (unnamed splitter): Likewise.
3140 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3141 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3142 (SPE64TF, DITI): New mode macros.
3143 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3146 (frob_<mode>_di_2): New.
3147 (frob_tf_di_8_2): New.
3148 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3150 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3152 (frob_ti_<mode>_8_2): New.
3153 (frob_ti_tf_2): New.
3154 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3155 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3157 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3158 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3159 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3160 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3161 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3162 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3165 2007-01-23 Ian Lance Taylor <iant@google.com>
3167 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3169 (OBJS-archive): Reformat, alphabetize.
3170 (OBJS): Change out_object_file to OBJS-md.
3172 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3174 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3175 JUMP_P and CALL_P predicates where applicable.
3176 * config/i386/i386.c: Ditto.
3177 * config/i386/i386.md: Ditto.
3178 * config/i386/mmx.md: Ditto.
3179 * config/i386/predicates.md: Ditto.
3181 2007-01-22 Andreas Schwab <schwab@suse.de>
3183 * config/m68k/m68k.h: Fix comment.
3185 2007-01-22 Jan Hubicka <jh@suse.cz>
3187 * passes.c (init_optimization_passes): Do not rerun
3188 pass_early_warn_uninitialized.
3190 2007-01-22 Richard Guenther <rguenther@suse.de>
3192 PR tree-optimization/30038
3193 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3195 (execute_cse_sincos_1): Likewise.
3196 (execute_cse_sincos): Likewise.
3197 (gate_cse_sincos): Likewise.
3198 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3199 the cexpi() canonicalization of sincos().
3200 * tree-pass.h (pass_cse_sincos): Declare.
3201 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3203 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3205 PR rtl-optimization/29329
3206 * combine.c (replaced_rhs_insn): Rename to i2mod.
3207 (replaced_rhs_value): Rename to i2mod_new_rhs.
3208 (i2mod_old_rhs): New global variable.
3209 (combine_instructions): Adjust for above change. Save a copy of
3210 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3211 note are substituted in the second instruction.
3212 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3213 ditch the note if it pertains to the second eliminated register
3214 and this register is mentioned in i2mod_old_rhs.
3217 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3219 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3220 the insn to which the note was originally attached.
3222 2007-01-21 Jan Hubicka <jh@suse.cz>
3224 * ipa-inline.c (inlining_mode): Comment, move up.
3225 (cgraph_decide_inlining_incrementally): Do not perform inlining
3226 itself; fix handling of flattening of self recursive functions.
3227 (cgraph_find_cycles): Remove.
3228 (cgraph_flatten_node): Remove.
3229 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3230 (try_inline): New function.
3231 (cgraph_early_inlining): Update call of
3232 cgraph_decide_inlining_incrementally. Apply inlining here.
3233 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3235 2007-01-21 Dirk Mueller <dmueller@suse.de>
3238 * tree-vrp.c (check_array_bounds): do not warn
3239 about ADDR_EXPR's of ARRAY_REF's which are immediately
3240 used in binary expressions.
3242 2007-01-21 Ira Rosen <irar@il.ibm.com>
3244 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3245 read_write_dep and macros for its access.
3246 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3247 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3248 argument, call vect_check_interleaving for every independent pair of
3249 data-refs. Mark loads that access the same memory location as a store
3251 (vect_check_dependences): Remove.
3252 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3253 call, fix the call to vect_analyze_data_ref_dependence.
3254 (vect_analyze_data_ref_access): For statements that access the same
3255 data-ref, check that they are not stores; for loads, check that there
3256 is no store that access the same location.
3258 2007-01-20 Roger Sayle <roger@eyesopen.com>
3259 Joseph Myers <joseph@codesourcery.com>
3261 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3262 (-fdump-rtl-stack): Likewise.
3263 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3264 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3265 (-mpt-fixed): Use @minus{} for minus sign.
3266 (Using Precompiled Headers): Fix under/overfull hbox.
3268 2007-01-20 Jan Hubicka <jh@suse.cz>
3270 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3271 place within annotation.
3273 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3275 * pa.c (output_move_double): Change array size of xoperands to 4.
3277 2007-01-20 Jan Hubicka <jh@suse.cz>
3279 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3282 2007-01-19 Ian Lance Taylor <iant@google.com>
3284 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3285 constant to unsigned HOST_WIDE_INT before negating.
3287 2007-01-19 Ian Lance Taylor <iant@google.com>
3289 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3291 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3292 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3293 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3294 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3295 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3296 (realloc_vdef, realloc_vuse): Change second parameter to
3298 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3300 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3301 unsigned. Change x and lim locals to unsigned.
3302 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3304 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3305 (copy_virtual_operands): Change i and n locals to unsigned.
3307 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3310 * builtins.c (fold_builtin_1): Handle builtin fdim.
3312 2007-01-20 Jan Hubicka <jh@suse.cz>
3314 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3315 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3316 init_alias_heapvars.
3317 (init_alias_heapvars): Initialize only when not already initialized.
3318 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3320 2007-01-19 Roger Sayle <roger@eyesopen.com>
3322 * common.opt (fsigned-zeros): New command line option.
3323 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3324 of flag_unsafe_math_optimizations.
3325 * opts.c (set_fast_math_flags): The -ffast-math command line option
3326 implies -fno-signed-zeros.
3327 (fast_math_flags_set_p): Likewise.
3329 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3330 the documentation of -ffast-math appropriately. Wrap long lines.
3332 2007-01-19 Steve Ellcey <sje@cup.hp.com>
3334 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
3335 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
3337 2007-01-19 Tomas Bily <tbily@suse.cz>
3339 * cgraphunit.c (cgraph_finalize_function): Updating of pid
3341 (tree_init_ic_make_global_vars): New function
3342 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
3343 (tree_gen_ic_profiler): New function
3344 (tree_gen_ic_func_profiler): New function
3345 (tree_profiling): Added calling of tree_gen_ic_func_profiler
3346 (tree_profile_hooks): Added hook for indirec/virtual calls
3347 * value-prof.c (tree_find_values_to_profile): New case for
3349 (tree_values_to_profile): Call for determining indirect/virtual
3351 (tree_indirect_call_to_profile): New function
3352 (tree_ic_transform): New function
3353 (tree_ic): New function
3354 (find_func_by_pid): New function
3355 (init_pid_map): New function
3356 (tree_value_profile_transformations): Added check for
3357 indirect/virtual call transformation
3358 * value-prof.h (enum hist_type): New counter type for
3359 indirect/virtual calls
3360 (profile_hooks): Added new hook for profiling indirect/virtual
3362 * profile.c (instrument_values): New case for indirect/virtual
3364 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
3365 (GCOV_COUNTER_V_INDIR): New counter type
3366 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
3367 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
3369 * cgraph.c: Definition of cgraph_max_pid
3370 (cgraph_create_node): Default init of pid attribute
3371 * cgraph.h: Declaration of cgraph_max_pid
3372 (struct cgraph_node): Added pid attribute
3373 * libgcov.c (__gcov_indirect_call_profiler): New function
3374 (__gcov_one_value_profiler_body): New function
3375 (__gcov_one_value_profiler): Body was moved to
3376 __gcov_one_value_profiler_body and calls it
3378 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
3380 * doc/gty.texi (Options): Document the mark_hook option to GTY.
3381 * gengtype.c (write_types_data, write_func_for_structure,
3382 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
3383 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
3384 (walk_type, write_func_for_structure): Generate the mark_hook if
3387 2007-01-19 Jan Hubicka <jh@suse.cz>
3389 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
3390 'early' argument take inlining mode argument specifying whether to
3391 inline for size/speeed or all functions; add support for flattening;
3393 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
3395 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3398 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
3399 the name of the declared identifier.
3401 2007-01-19 Dirk Mueller <dmueller@suse.de>
3403 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
3404 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
3405 duplicate evaluation.
3407 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3409 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
3410 Macroize expander using X87MODEF12 mode macro. Extend operand 1
3411 to XFMode, use acosxf2 and truncate result to requested mode.
3412 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
3413 (asin<mode>2): Similarly, with asin expanders.
3414 (*fscalexf4_i387): Rename from *fscalexf4.
3415 (expNcorexf3): New expander.
3416 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
3417 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
3418 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
3419 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
3420 patterns for SSE math.
3421 (exp10<mode>2): Similarly, with exp10 expanders.
3422 (exp2<mode>2): Similarly, with exp2 expanders.
3423 (expm1<mode>2): Similarly, with expm1 expanders.
3424 (ldexp<mode>3): Similarly, with ldexp expanders.
3425 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
3426 Use gen_truncxf<mode>2_i387_noop to truncate result.
3428 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3430 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
3431 for ColdFire targets.
3433 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
3434 Richard Sandiford <richard@codesourcery.com>
3436 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
3437 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
3438 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
3439 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
3440 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3441 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3443 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3445 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
3446 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
3447 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
3448 (*adddi_dilshr32_cf): New pattern.
3449 (adddi3, subdi3): Remove first alternatives.
3451 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3453 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
3454 implemented using move.l, do not use its cc result for floating-point
3457 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3459 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
3460 from accepting 's' constraints if flag_pic.
3462 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3464 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
3465 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
3466 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
3467 condition from TARGET_68881 to TARGET_HARD_FLOAT.
3469 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
3471 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
3472 ColdFire alternatives.
3473 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
3474 * config/m68k/m68k.md (clzsi2): Define for ColdFire
3475 architectures that support ff1 instruction.
3477 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3478 Julian Brown <julian@codesourcery.com>
3480 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
3481 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
3482 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
3485 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3487 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
3489 (output_move_const_into_data_reg, output_move_simode_const): Delete.
3490 * config/m68k/m68k.c (const_method, const_int_cost): Take a
3491 HOST_WIDE_INT instead of an rtx.
3492 (m68k_rtx_costs): Update call accordingly.
3493 (output_move_const_into_data_reg): Likewise. Fix formatting.
3494 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
3496 (output_move_simode_const): Update calls after above changes.
3497 Rework to use automatic variables and predicates like MEM_P.
3498 * config/m68k/m68k.md (pushexthisi_const): Update call to
3501 2007-01-19 Dirk Mueller <dmueller@suse.de>
3503 * tree-ssa-alias.c (perform_var_substitution): Fix typo
3506 2007-01-19 Richard Guenther <rguenther@suse.de>
3508 * builtins.c (expand_builtin_cexpi): Fall back to expanding
3509 via cexp in case sincos is not available.
3511 2007-01-19 Richard Guenther <rguenther@suse.de>
3513 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
3514 * defaults.h (TARGET_HAS_SINCOS): Default to off.
3515 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
3516 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
3517 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
3518 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
3519 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
3520 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
3522 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3524 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
3526 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
3527 (atan2xf3): Directly generate RTL pattern.
3528 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
3529 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3530 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3531 disable patterns for SSE math.
3532 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
3533 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3534 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3535 disable patterns for SSE math.
3537 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
3539 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
3541 2007-01-18 Roger Sayle <roger@eyesopen.com>
3543 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
3544 VIEW_CONVERT_EXPR to the same type as it's operand.
3546 2007-01-18 David Edelsohn <edelsohn@gnu.org>
3548 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
3549 configured for long double 128.
3551 2007-01-18 Mike Stump <mrs@apple.com>
3553 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
3556 2007-01-18 Michael Meissner <michael.meissner@amd.com>
3558 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
3561 2007-01-18 Jan Hubicka <jh@suse.cz>
3563 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
3564 greater than NUM_VOP_FREE_BUCKETS.
3566 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
3568 * tree-ssa-structalias.c: Update comments.
3569 (ptabitmap_obstack): Removed.
3571 (oldpta_obstack): Ditto.
3572 (stats): Add a few members.
3573 (struct variable_info): Remove node, complex, address_taken, and
3574 indirect_target members. Add oldsolution member.
3575 (new_var_info): Do not initialize removed members.
3576 (constraint_expr_type): Remove INCLUDES.
3577 (constraint_graph): Add size, implicit_preds, rep,
3578 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
3579 (FIRST_REF_NODE): New macro.
3580 (LAST_REF_NODE): Ditto.
3581 (FIRST_ADDR_NODE): Ditto.
3582 (find): New function.
3584 (dump_constraint): Do not handle INCLUDES.
3585 (insert_into_complex): Do not insert duplicate constraints.
3586 (condense_varmap_nodes): Renamed and rewritten into ...
3587 (merge_node_constraints): This. Also fix bug in handling of
3588 offseted copy constraints.
3589 (clear_edges_for_node): No longer need to deal with preds at all,
3590 or removing associated preds/succs.
3591 (merge_graph_nodes): Deal with indirect_cycles.
3592 Don't deal with predecessors.
3593 (add_implicit_graph_edge): New function.
3594 (add_pred_graph_edge): Ditto.
3595 (add_graph_edge): Don't deal with predecessors.
3596 (build_constraint_graph): Removed.
3597 (build_pred_graph): New function.
3598 (build_succ_graph): Ditto.
3599 (struct scc_info): Removed in_component. Added roots, dfs, and
3600 node_mapping. Remove visited_index, unification_queue.
3601 (scc_visit): Deal with union-find we do now.
3602 Deal with cycles with REF nodes.
3603 (collapse_nodes): Renamed and rewritten to ...
3604 (unify_nodes): This.
3605 (process_unification_queue): Removed.
3606 (topo_visit): Cleanup
3607 (do_da_constraint): Use find.
3608 (do_sd_constraint): Ditto.
3609 (do_ds_constraint): Ditto.
3610 (do_complex_constraint): Ditto.
3611 (init_scc_info): Update for removed and added members.
3612 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
3613 (find_indirect_cycles): This.
3614 (equivalence_class): New variable.
3615 (label_visit): New function.
3616 (perform_variable_substitution): Rewritten.
3617 (free_var_substitution_info): New function.
3618 (find_equivalent_node): Ditto.
3619 (move_complex_constraints): Ditto.
3620 (eliminate_indirect_cycles): Ditto.
3621 (solve_graph): Only propagate changed bits.
3622 Use indirect cycle elimination.
3624 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
3625 (tree_id_eq): Renamed to ...
3626 (tree_vi_eq): This. Update for member change
3627 (insert_id_for_tree): Renamed and rewritten to ...
3628 (insert_vi_for_tree): This.
3629 (lookup_id_for_tree): Renamed and rewritten to ...
3630 (lookup_vi_for_tree): This.
3631 (get_id_for_tree): Renamed and rewritten to ...
3632 (get_vi_for_tree): Ditto.
3633 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
3634 (process_constraint): Don't handle INCLUDES.
3635 Remove special ADDRESSOF case.
3636 (find_func_aliases): Rewrite to use vi functions instead of id
3638 (create_function_info_for): Ditto.
3639 (create_variable_info_for): Ditto.
3640 (intra_create_variable_infos): Ditto.
3641 (merge_smts_into): Ditto.
3642 (find_what_p_points_to): Ditto.
3643 (init_base_vars): Ditto.
3644 (init_alias_vars): Ditto.
3645 (remove_preds_and_fake_succs): New function.
3646 (dump_sa_points_to_info): Dump new stats.
3647 (dump_solution_for_var): Use find.
3648 (set_used_smts): Fix formatting.
3649 (compute_points_to_sets): Updated for new functions.
3650 (ipa_pta_execute): Ditto.
3652 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3653 Richard Sandiford <richard@codesourcery.com>
3655 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
3657 * calls.c (expand_call): If the return value is a PARALLEL,
3658 extract its first member.
3659 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
3660 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
3661 use FUNCTION_EXTRA_EPILOGUE.
3662 (m68k_function_value): Return a PARALLEL if the return value
3663 is of a pointer type.
3664 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
3665 (FUNCTION_EXTRA_EPILOGUE): Remove.
3666 * config/m68k/m68k.md (D0_REG): New constant.
3668 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3670 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
3671 output a NOP for empty epilogues.
3673 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3675 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
3676 before function. Extend register save check to include all
3677 registers, not just integer ones.
3679 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3681 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
3682 (m68k_use_return_insn): ...this.
3683 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
3684 * config/m68k/m68k.c (use_return_insn): Rename to...
3685 (m68k_use_return_insn): ...this.
3686 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
3689 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3691 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
3692 nearest even, fix denormal rounding overflow.
3694 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3696 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
3697 f%$smove and f%$move.
3698 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
3699 (extendsfdf2_cf): Use fdmove instead of f%&move.
3700 (truncdfsf2_cf): Use fsmove instead of f%$smove.
3701 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
3703 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3705 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
3708 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3710 * real.h (real_format): Add a canonical_nan_lsbs_set field.
3711 (coldfire_single_format): Declare.
3712 (coldfire_double_format): Likewise.
3713 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
3714 of qnan_msb_set to determine the lower bits of a canonical
3716 (encode_ieee_double): Likewise.
3717 (encode_ieee_quad): Likewise.
3718 (ieee_single_format): Initialize canonical_nan_lsbs_set.
3719 (mips_single_format): Likewise.
3720 (ieee_double_format): Likewise.
3721 (mips_double_format): Likewise.
3722 (ieee_extended_motorola_format): Likewise.
3723 (ieee_extended_intel_96_format): Likewise.
3724 (ieee_extended_intel_128_format): Likewise.
3725 (ieee_extended_intel_96_round_53_format): Likewise.
3726 (ibm_extended_format): Likewise.
3727 (mips_extended_format): Likewise.
3728 (ieee_quad_format): Likewise.
3729 (mips_quad_format): Likewise.
3730 (vax_f_format): Likewise.
3731 (vax_d_format): Likewise.
3732 (vax_g_format): Likewise.
3733 (i370_single_format): Likewise.
3734 (i370_double_format): Likewise.
3735 (decimal_single_format): Likewise.
3736 (decimal_double_format): Likewise.
3737 (decimal_quad_format): Likewise.
3738 (c4x_single_format): Likewise.
3739 (c4x_extended_format): Likewise.
3740 (real_internal_format): Likewise.
3741 (coldfire_single_format): New real_format.
3742 (coldfire_double_format): Likewise.
3743 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
3744 canonical_nan_lsbs_set.
3745 (pdp11_d_format): Likewise.
3746 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
3747 if TARGET_COLDFIRE_CPU.
3749 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3751 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
3752 (output_call, m68k_legitimize_call_address): Declare.
3753 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
3754 parenthesees. Add support for a 'W' constraint.
3755 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
3756 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
3757 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
3758 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
3760 (override_options): Initialize them. Do not set flag_no_function_cse
3761 for TARGET_ID_SHARED_LIBRARY.
3762 (m68k_output_pic_call): Delete.
3763 (m68k_legitimize_call_address): New function.
3764 (print_operand): Remove the %o prefix. Handle the %p prefix.
3765 (output_call): New function.
3766 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
3767 target address from the GOT if symbolic jumps are not allowed.
3768 * config/m68k/m68k.md (call, general_operand): Do not set
3769 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
3770 Merge separate flag_pic and !flag_pic define_insns into...
3771 (*call, *call_value): ...these new patterns. Match the address
3772 rather than the containing MEM and require it to be a call_operand.
3773 Use output_call to generate the asm template.
3774 * config/m68k/predicates.md (const_call_operand): New predicate.
3775 (call_operand): Likewise.
3777 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3779 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
3780 (STACK_GROWS_DOWNWARD): Define to 1.
3781 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
3782 comments, emphasizing that these values are only defaults.
3783 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
3784 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
3786 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3788 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
3790 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3791 Richard Sandiford <richard@codesourcery.com>
3793 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
3794 (FP_REGNO_P): New macros.
3795 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
3796 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
3797 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
3798 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
3800 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3802 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
3803 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
3805 * config/m68k/t-floatlib: New file, extracting common code from...
3806 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
3807 * config/m68k/t-uclinux: Here.
3808 * config/m68k/fpgnulib.c: Do not compile extendeed precision
3809 routines on ColdFire targets.
3811 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3813 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
3814 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
3815 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
3816 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
3817 explicitly set MOTOROLA to 1.
3818 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
3820 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3821 Nathan Sidwell <nathan@codesourcery.com>
3823 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
3824 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
3825 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
3826 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
3827 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
3828 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
3829 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
3830 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
3831 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
3832 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
3833 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
3834 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
3835 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
3836 (DBX_REGISTER_NUMBER): Delete.
3837 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
3838 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
3839 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
3841 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3843 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
3844 * config/flat.h: New file.
3845 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
3847 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
3848 indirect references for -msep-data or -mid-shared-library.
3849 Do not use PC-relative code addresses either.
3850 * config/m68k/m68k.c (override_options): Restrict -fPIC error
3852 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
3853 for shared libraries and crt1.o for executables. Use crti.o and
3855 (ENDFILE_SPEC): Use crtend.o and crtn.o.
3856 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
3857 Do not add -elf2flt or -shared-lib-id options here.
3858 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
3859 Pass -shared-lib-id if -mid-shared-library, taking the library
3860 identifier from -mshared-library-id if given, otherwise
3862 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
3863 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
3864 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
3865 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
3866 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
3867 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
3869 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
3870 jump sequence for ISA A and ISA A+.
3871 (PICJUMP): Likewise.
3873 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3875 * config.gcc (m68k-*-uclinux*): Base the port on the common
3876 and m68k GNU/Linux files rather than on the generic ELF ones.
3877 * config/m68k/uclinux.h (TARGET_VERSION): Override.
3878 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
3880 2007-01-18 Julian Brown <julian@codesourcery.com>
3881 Richard Sandiford <richard@codesourcery.com>
3883 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
3884 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
3885 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
3887 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
3889 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
3891 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3893 * doc/install.texi: Document m68k-uclinuxoldabi.
3894 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
3895 * config/m68k/uclinux-oldabi.h: New file, copied from
3896 config/m68k/uclinux.h.
3898 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
3900 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
3901 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
3902 (m32r_compute_frame_size): Use unsigned for regno.
3903 (m32r_reload_lr): Use gen_frame_mem.
3905 (m32r_output_function_epilogue): Don't output the function epilogue
3907 (m32r_expand_epilogue): New.
3908 (direct_return): Return false if the function has the interrupt
3910 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
3911 * config/m32r/m32r.md (epilogue): New expander.
3912 (return_lr, return_rte): New insns.
3913 (return): Make it expander.
3914 (return_normal): New expander.
3916 2007-01-18 Josh Conner <jconner@apple.com>
3919 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
3920 support for UNLE, UNLT, UNGE, and UNGT.
3922 2007-01-18 Jan Hubicka <jh@suse.cz>
3924 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
3925 * tree-tailcall (add_virtual_phis): Likewise.
3926 (optimize_tail_call): Return TODOs.
3927 (execute_tail_calls): Return TODOs.
3928 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
3929 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
3931 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
3932 Cleanup cfg using TODO.
3933 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
3934 * passes.c (execute_function_todo): When cleanup did something, remove
3936 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
3937 (make_edges): Don't cleanup_cfg.
3939 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
3941 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
3942 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
3943 operate on the top of stack.
3944 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
3945 register handling of instructions that output to the second
3947 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
3948 (move_for_stack_reg): Special-case check for dead destination
3949 stack slot for constant load of 1.0 inside UNSPEC_TAN.
3951 * config/i386/i386.md (UNSPEC_TAN): New constant.
3952 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
3953 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
3954 to correctly model move of constant 1.0 to top stack slot.
3955 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
3956 (unnamed peephole2 pattern): Remove corresponding peephole2
3957 pattern that optimizes tan insn and loading of constant 1.0.
3958 (tanxf2): Use fptanxf4_i387.
3959 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
3960 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
3961 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3962 disable patterns for SSE math.
3963 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
3964 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
3966 2007-01-18 Dirk Mueller <dmueller@suse.de>
3967 Richard Guenther <rguenther@suse.de>
3970 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
3971 * common.opt (Warray-bounds): Add new warning option.
3972 * c-opts.c (c_common_handle_option): Define -Warray-bounds
3974 * Makefile.in: make tree-vrp.o depend on toplev.h
3975 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
3977 (check_array_refs, check_array_bounds, check_array_ref): New.
3979 2007-01-18 Jan Hubicka <jh@suse.cz>
3981 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
3982 (execute_ssa_ccp): Return flags conditionally.
3983 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
3985 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
3987 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
3989 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
3990 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
3992 * Makefile.c (GTFILES): Add cfglayout.h.
3993 * gengtype.c (open_base_files): Likewise.
3994 * cfglayout.c (cfg_layout_function_footer,
3995 cfg_layout_function_header) Reindent to make gengtype happy.
3996 * cfglayout.h (cfg_layout_function_footer,
3997 cfg_layout_function_header): Add GTY(()) marker.
3999 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4001 2007-01-18 Ben Elliston <bje@au.ibm.com>
4003 * genautomata.c (write_automata): Include xstrerror output in the
4004 error message if writing the DFA description file fails.
4006 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4008 * config/mips/mips-protos.h (mips_output_external): Make it
4010 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4011 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4012 (extern_list): Likewise.
4013 (extern_head): Likewise.
4014 (TARGET_ASM_FILE_END): Likewise.
4015 (mips_file_end): Likewise.
4016 (mips_output_external): Rewritten.
4018 2007-01-18 Ben Elliston <bje@au.ibm.com>
4020 * genpreds.c (write_insn_preds_c): Only write out the function
4021 body for regclass_for_constraint if we have register constraints.
4023 2007-01-17 Tom Tromey <tromey@redhat.com>
4025 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4026 * doc/install.texi (Testing): Use sourceware.org.
4027 (Binaries): Likewise.
4028 (Specific): Likewise.
4029 * doc/contrib.texi (Contributors): Use sourceware.org.
4031 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4033 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4034 (AVR_ENHANCED): Rename to ...
4035 (AVR_HAVE_MUL): ... new.
4036 (avr_enhanced_p): Rename to ...
4037 (avr_have_mul_p): ... new.
4038 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4039 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4040 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4041 (avr_have_mul_p): ... new.
4042 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4043 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4044 'avr_enhanced_p' and 'enhanced'.
4045 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4046 AVR_HAVE_MUL instead of AVR_ENHANCED.
4047 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4048 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4049 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4050 instead of AVR_ENHANCED.
4051 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4052 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4053 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4055 2007-01-17 Ian Lance Taylor <iant@google.com>
4057 * vec.h (VEC_reserve_exact): Define.
4058 (vec_gc_p_reserve_exact): Declare.
4059 (vec_gc_o_reserve_exact): Declare.
4060 (vec_heap_p_reserve_exact): Declare.
4061 (vec_heap_o_reserve_exact): Declare.
4062 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4064 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4066 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4067 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4068 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4069 * vec.c (calculate_allocation): Add exact parameter. Change all
4071 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4072 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4073 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4074 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4075 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4076 (vec_heap_p_reserve_exact): New function.
4077 (vec_heap_o_reserve_exact): New function.
4079 2007-01-17 Jan Hubicka <jh@suse.cz>
4081 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4083 2007-01-17 Eric Christopher <echristo@apple.com>
4085 * config.gcc: Support core2 processor.
4087 2007-01-16 Jan Hubicka <jh@suse.cz>
4089 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4090 the names, just unlink the chain so we don't crash on dangling pointers
4093 2007-01-16 Jan Hubicka <jh@suse.cz>
4095 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4096 * tree-pass.h: Reorder to make IPA passes appear toegher.
4097 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4098 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4099 parameters, do not call early inliner.
4100 * ipa-inline.c: Update comments. Include tree-flow.h
4101 (cgraph_decide_inlining): Do not compute inlining parameters.
4102 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4103 be called with function context set up.
4104 (pass_ipa_inline): Remove unreachable functions before pass.
4105 (cgraph_early_inlining): Simplify assuming to be called from the
4107 (pass_early_inline): New pass.
4108 (cgraph_gate_ipa_early_inlining): New gate.
4109 (pass_ipa_early_inline): Turn into simple wrapper.
4110 (compute_inline_parameters): New function.
4111 (gate_inline_passes): New gate.
4112 (pass_inline_parameters): New pass.
4113 (apply_inline): Move here from tree-optimize.c
4114 (pass_apply_inline): New pass.
4115 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4117 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4119 (tree_function_versioning): Do not allocate dummy struct function.
4120 * tree-inline.h (optimize_inline_calls): Update prototype.
4121 * tree-optimize.c (execute_fixup_cfg): Export.
4122 (pass_fixup_cfg): Remove
4123 (tree_rest_of_compilation): Do not apply inlines.
4124 * tree-flow.h (execute_fixup_cfg): Declare.
4125 * Makefile.in (gt-passes.c): New.
4126 * passes.c: Include gt-passes.h
4127 (init_optimization_passes): New passes.
4128 (nnodes, order): New static vars.
4129 (do_per_function_toporder): New function.
4130 (execute_one_pass): Dump current pass here.
4131 (execute_ipa_pass_list): Don't dump current pass here.
4133 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4135 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4136 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4138 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4140 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4141 (strong_alias): Define.
4142 (__gcc_qmul): Provide non-FMA for soft-float.
4148 (__gcc_qunord): New.
4158 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4159 soft-float functions.
4160 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4161 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4162 about long double soft float.
4164 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4165 Tehila Meyzels <tehila@il.ibm.com>
4167 * tree-vectorizer.h (is_pattern_stmt_p): New.
4168 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4169 formatting (tabs instead of spaces). Cleanup and clarify setting
4170 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4171 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4172 (vectorizable_type_demotion): Check that types are integral.
4173 (vectorizable_type_promotion): Likewise.
4174 (vectorizable_store): Fix typo. Eliminate new-line at end of
4177 2007-01-16 Jan Hubicka <jh@suse.cz>
4179 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4182 2007-01-15 Eric Christopher <echristo@apple.com>
4184 * ifcvt.c: Include vec.h, vecprim.h.
4185 (check_cond_move_block): New argument regs.
4186 Reorganize. Add registers used to regs.
4187 (cond_move_process_if_block): Use regs set above as
4190 2007-01-15 Eric Christopher <echristo@apple.com>
4192 * config/darwin.h: Update copyright.
4193 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4194 (LINK_COMMAND_SPEC): Add -u.
4195 (LINK_SPEC): Fix umbrella for above.
4197 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4199 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4202 2007-01-15 Tom Tromey <tromey@redhat.com>
4204 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4205 * doc/install.texi (Testing): Don't mention jacks.
4206 (Configuration): Document --enable-java-maintainer-mode. Move
4207 --with-java-home to libgcj-specific section. Document
4209 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4211 2007-01-15 Jan Hubicka <jh@suse.cz>
4213 * tree-ssa-dce.c (DCE_TODOs): New.
4214 (propagate_necessity): Return if something changed.
4215 (eliminate_unnecessary_stmts): Likewise.
4216 (perform_tree_ssa_dce): Return TODO flags when needed.
4217 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4219 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4221 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4222 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4223 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4224 patterns using X87MODEF12 mode macro. Extend operand 1
4225 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4226 (log10<mode>2): Ditto.
4227 (log2<mode>2): Ditto.
4228 (log1p<mode>2): Ditto.
4229 (logb<mode>2): Ditto.
4230 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4231 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4232 (*fxtractxf3_i387): Rename from *fxtractxf3.
4233 (fxtract_extend<mode>xf3_i387): New insn pattern.
4234 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4235 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4236 and gen_fyl2xxf3_i387().
4238 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4240 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4241 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4242 get_loop_exit_edges. Changed return type to bool.
4243 * cfgloop.h (fix_loop_placement): Declaration removed.
4245 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4247 * param.h (MIN_VECT_LOOP_BOUND): New.
4248 * params.def (MIN_VECT_LOOP_BOUND): New.
4249 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4250 argument - minimum threshold for number of iterations.
4251 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4252 argument to declaration.
4253 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4254 MIN_VECT_LOOP_BOUND.
4255 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4256 slpeel_tree_peel_loop_to_edge with additional argument.
4257 (vect_do_peeling_for_alignment): Likewise.
4258 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4260 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4263 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4266 2007-01-14 Jan Hubicka <jh@suse.cz>
4268 * tree-dfa.c (remove_referenced_var): New function.
4269 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4270 prune referenced vars list too.
4271 * tree-flow.h (remove_referenced_var): Declare.
4273 2007-01-14 Jan Hubicka <jh@suse.cz>
4275 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4277 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4278 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4279 * except.h (verify_eh_throw_table_statements): Kill prototype.
4280 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4281 into call exrepssions.
4282 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4284 * tree-cfg.c: Include pointer-set.h.
4285 (verify_node_sharing): Work on pointer set.
4286 (verify_eh_throw_stmt_node): New.
4287 (verify_stmts): Use pointers sets, verify throw_stmt.
4289 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4291 * ipa-reference.c (analyze_function): Consider also addresses taken
4294 2007-01-12 Roger Sayle <roger@eyesopen.com>
4296 * c-typeck.c (null_pointer_constant_p): Replace use of
4297 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4298 (build_c_cast): Likewise.
4300 2007-01-12 Roger Sayle <roger@eyesopen.com>
4302 * tree.h (force_fit_type_double): Remove unused final argument.
4303 * c-common.c (constant_expression_warning): Replace use of
4304 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4305 (convert_and_check): Likewise.
4306 (shorten_compare): Update call to force_fit_type_double.
4307 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4308 * convert.c (convert_to_pointer): Update call to
4309 force_fit_type_double.
4310 * fold-const.c (force_fit_type_double): Remove overflowed_const
4312 (int_const_binop, fold_convert_const_int_from_int,
4313 fold_convert_const_int_from_real, fold_div_compare,
4314 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4315 fold_abs_const, fold_not_const): Remove the final argument from
4316 calls to force_fit_type_double.
4318 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4320 * configure.ac: Set insn to "nop" for spu-*-* also.
4321 * configure: Regenerate.
4323 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4325 * builtins.def : Add BUILT_IN_FREE.
4327 2007-01-12 Jan Hubicka <jh@suse.cz>
4329 PR tree-optimization/30443
4330 * tree-inline.c (tree_function_versioning): Do not optimize when
4331 cloning for inlining.
4333 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
4335 * doc/loop.texi: Document recording of loop exits.
4336 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
4337 (update_single_exits_after_duplication,
4338 update_single_exit_for_duplicated_loop,
4339 update_single_exit_for_duplicated_loops): Removed.
4340 (duplicate_loop_to_header_edge): Do not call
4341 update_single_exits_after_duplication and
4342 update_single_exit_for_duplicated_loops.
4343 (loop_version): Do not update single_exit information.
4344 (fix_loop_structure): Use record_loop_exits instead of
4345 mark_single_exit_loops.
4346 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
4347 the lists of loop exits.
4348 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
4349 split_edge, merge_blocks): Update the lists of loop exits.
4350 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
4351 loop_optimizer_init.
4352 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
4353 of mark_single_exit_loops.
4354 (loop_optimizer_finalize): Call release_recorded_exits.
4355 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
4356 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
4357 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
4358 update single exit information.
4359 * lambda-code.c (perfect_nestify): Ditto.
4360 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
4361 (mark_single_exit_loops): Removed.
4362 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
4363 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
4364 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
4366 (get_loop_exit_edges, single_exit): Use recorded exit lists.
4367 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
4368 (verify_loop_structure): Verify consistency of the exit lists.
4369 (flow_loops_find): Use alloc_loop. Initialize exits hash.
4370 (set_single_exit): Removed.
4371 * cfgloop.h (struct loop_exit): New function.
4372 (struct loop): single_exit_ field replaced by exits field.
4373 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
4374 (struct loops): Added exits hash.
4375 (mark_single_exit_loops, set_single_exit): Declaration removed.
4376 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
4378 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4380 * doc/invoke.texi: Avoid use of @headitem.
4382 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4384 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
4386 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4388 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
4391 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4392 Richard Sandiford <richard@codesourcery.com>
4394 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
4395 * config/m68k/m68k.opt: Resort options.
4396 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
4398 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4399 Richard Sandiford <richard@codesourcery.com>
4401 * doc/invoke.texi: Document the macros that are defined by
4402 m68k's -mtune and -mhard-float options.
4403 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
4404 (m68k_cpp_cpu_family): Likewise.
4405 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
4406 of __ucfv*__ macros. Define __mcffpu__ if generating code for
4407 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
4408 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
4409 (m68k_cpp_cpu_family): Likewise.
4411 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4413 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
4414 macros besides mc68000 as tuning macros. Use a switch statement
4415 to set them and mcpu32.
4417 2007-01-12 Julian Brown <julian@codesourcery.com>
4419 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
4420 (TARGET_68040_ONLY): Rename to...
4421 (TARGET_68040): ...this.
4422 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
4423 * config/m68k/m68k.md: Likewise.
4425 2007-01-12 Julian Brown <julian@codesourcery.com>
4426 Nathan Sidwell <nathan@codesourcery.com>
4427 Richard Sandiford <richard@codesourcery.com>
4429 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
4430 the -mcpu= argument associated with the --with-cpu setting.
4431 Define M68K_DEFAULT_TUNE to the default -mtune= option,
4432 if different from the one implied by the -mcpu setting.
4433 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
4434 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
4435 * doc/invoke.texi: Mention ColdFire in the introduction to the
4436 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
4437 -mno-div and -mhard-float options. Make -m68881 a synonym for
4438 -mhard-float. Document the previously-undocumented -m5206e,
4439 -m528x, -m5307 and -m5407 options. Tweak the existing option
4440 documentation for consistency.
4441 * doc/install.texi: Mention new --with-cpu arguments.
4442 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
4443 default CPU if neither -mcpu nor -march are specified.
4444 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
4445 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
4446 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
4447 using m68k_tune to decide between families that implement the
4448 same ISA. Use m68k_tune to set __mcfv4e__.
4449 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
4450 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
4451 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
4452 (FL_ISA_C, FL_ISA_MMU): New macros.
4453 (MASK_COLDFIRE): Delete.
4454 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
4455 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
4456 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
4457 (TARGET_HARD_FLOAT): Do not define here.
4458 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
4459 (TUNE_68000): New macro.
4460 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
4461 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
4462 (TUNE_CFV2): Redefine in terms of m68k_tune.
4463 (uarch_type, target_device, fpu_type): New enums.
4464 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
4465 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
4466 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
4467 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
4468 (FL_FOR_isa_c): New macros.
4469 (m68k_isa): New enum.
4470 (m68k_target_selection): New structure.
4471 (all_devices, all_isas, all_microarchs): New tables.
4472 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
4473 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
4474 (MASK_ALL_CPU_BITS): Delete.
4475 (m68k_find_selection): New function.
4476 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
4477 Map the legacy target options to a combination of the new ones.
4478 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
4479 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
4480 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
4482 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
4483 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
4485 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
4486 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
4487 * config/m68k/m68k-devices.def: New file.
4489 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4490 Nathan Sidwell <nathan@codesourcery.com>
4492 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
4493 (SUBTARGET_EXTRA_SPECS): New macros.
4494 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
4495 use %(asm_cpu_spec) instead.
4496 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
4497 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
4498 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
4499 (EXTRA_SPECS): Rename to...
4500 (SUBTARGET_EXTRA_SPECS): ...this.
4502 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4503 Richard Sandiford <richard@codesourcery.com>
4504 Julian Brown <julian@codesourcery.com>
4506 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4507 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
4508 to the configuration's default CPU.
4509 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
4510 Remove default masks.
4511 (m680[012]0-*-*): Set the default with_cpu to the first part of
4513 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
4514 (m68k*-*-linux): Extend the --with-cpu handling to...
4515 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
4516 and m68010. Don't set target_cpu_default2.
4517 * doc/install.texi: Document --with-cpu for m68k.
4518 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
4519 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
4520 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
4521 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
4522 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
4523 (ASM_SPEC): Remove use of %(asm_cpu_default).
4524 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
4525 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
4526 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
4527 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
4528 __HAVE_FPU__ if TARGET_HARD_FLOAT.
4529 (TARGET_DEFAULT): Delete.
4530 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
4531 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
4532 (CPP_CPU_SPEC): Delete.
4533 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
4534 the appropriate string.
4535 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
4536 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
4537 (ASM_SPEC): Don't use %(asm_default_spec).
4538 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
4539 TARGET_DEFAULT and add MASK_68881.
4540 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
4542 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4544 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
4545 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
4546 MASK_68010 alongside MASK_68020.
4547 * doc/invoke.texi: Document -m68010.
4548 * config/m68k/m68k.opt (m68010): New.
4549 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
4551 (TUNE_68010): New macro.
4552 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
4553 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
4554 (M68K_CPU_m68332): Add MASK_68010.
4555 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
4556 fallback definition.
4557 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
4559 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
4560 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
4561 to all entries that use MASK_68020.
4562 (output_move_simode_const, output_move_himode, output_move_qimode)
4563 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
4564 instead of TARGET_68020 to select clr behavior. Remove comment
4565 about there being no TARGET_68010.
4566 * config/m68k/m68k.md: Likewise throughout.
4568 2007-01-12 Julian Brown <julian@codesourcery.com>
4570 * config/m68k/m68k.h (TARGET_ISAB): New macro.
4571 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
4572 * config/m68k/m68k.md: Likewise.
4574 2007-01-12 Julian Brown <julian@codesourcery.com>
4576 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
4577 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
4579 2007-01-12 Julian Brown <julian@codesourcery.com>
4581 * config/m68k/m68k.h (TUNE_68040_60): New macro.
4582 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
4583 * config/m68k/m68k.md: Likewise.
4585 2007-01-12 Julian Brown <julian@codesourcery.com>
4586 Richard Sandiford <richard@codesourcery.com>
4588 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
4589 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
4590 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
4592 (TARGET_CPU32): Rename to...
4593 (TUNE_CPU32): ...this.
4594 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
4595 (TUNE_CFV2): New macros.
4596 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
4597 remove conditions that are implied by TARGET_68020.
4598 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
4599 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
4600 (m68k_output_function_epilogue): Likewise.
4601 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
4602 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
4603 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
4604 non-68000 timings. Refactor multiplication and division costs.
4605 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
4606 TUNE_CPU32 instead of TARGET_CPU32.
4607 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
4608 and TUNE_68060 instead of TARGET_68060.
4609 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
4610 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
4612 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
4613 && !TARGET_COLDFIRE" to choose between moveq and clr.
4614 Likewise in the unnamed movsf pattern.
4615 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
4616 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
4619 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4621 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
4622 of tabbing before backslashes.
4624 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4626 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
4627 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
4628 (ASM_OUTPUT_INTERNAL_LABEL): Define.
4630 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4632 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
4633 find_interesting_uses_cond.
4634 (find_interesting_uses_cond): Use extract_cond_operands.
4635 (rewrite_use_compare): Use extract_cond_operands and
4636 force_gimple_operand_bsi. Do not call update_stmt.
4637 (determine_use_iv_cost_condition): Use extract_cond_operands.
4638 Return cheaper of using original bound and changing the exit bound.
4640 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4642 PR tree-optimization/29516
4643 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
4644 most_expensive_mult_to_index, addr_to_parts,
4645 create_mem_ref, maybe_fold_tmr): Make the type of
4646 fields of TARGET_MEM_REF sizetype.
4647 (move_fixed_address_to_symbol, move_pointer_to_base):
4649 * tree.def (TARGET_MEM_REF): Add comment on types of
4652 2007-01-11 Joseph Myers <joseph@codesourcery.com>
4654 * c-common.c (vector_types_convertible_p): Treat opaque types as
4655 always convertible if they have the same size, but not otherwise.
4657 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
4659 * ifcvt.c (struct noce_if_info): Add comments to the fields.
4660 Remove the b_unconditional field.
4661 (noce_try_sign_mask): Do not look at b_unconditional.
4662 (noce_process_if_block): Do not use merge_if_blocks. Update
4663 the CFG here. Do not set b_unconditional.
4664 (cond_move_process_if_block): Likewise.
4665 (find_cond_trap): Likewise.
4666 (check_cond_move_block): Require simple jump insns at the end
4669 2007-01-11 Jan Hubicka <jh@suse.cz>
4671 PR tree-optimization/1046
4672 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
4673 when alias info is not ready.
4674 (pass_tail_recursion): Do not require aliasing.
4675 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
4676 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
4677 * tree-ssa-copy.c (pass_copy_prop): Likewise.
4678 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
4679 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
4680 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
4681 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
4683 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
4684 When aliasing is not build, mark statement as volatile.
4686 2007-01-11 Tom Tromey <tromey@redhat.com>
4688 PR preprocessor/15185, PR preprocessor/20989:
4689 * doc/cppopts.texi <-MT>: Update description of algorithm for
4690 computing default target.
4691 <-M, -MD>: Reword "basename" text.
4693 2007-01-11 Roger Sayle <roger@eyesopen.com>
4695 * builtins.c (expand_builtin_pow, expand_builtin_powi,
4696 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
4697 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4698 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
4699 fold_builtin_bswap, real_constp, fold_builtin_pow,
4700 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
4701 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
4702 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4703 * convert.c (convert_to_pointer): Likewise.
4704 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4705 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
4706 const_binop, fold_convert_const_int_from_int,
4707 fold_convert_const_int_from_real,
4708 fold_convert_const_real_from_real, sign_bit_p,
4709 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
4710 fold_sign_changed_comparison, fold_unary, fold_comparison,
4711 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
4712 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
4713 * print-tree.c (print_node_brief, print_node): Likewise.
4714 * stor-layout.c (place_field, layout_type): Likewise.
4715 * tree-chrec.c (keep_cast): Likewise.
4716 * tree.c (build_vector, build_real, build_real_from_int_cst,
4717 build_complex): Likewise.
4719 2007-01-11 Roger Sayle <roger@eyesopen.com>
4721 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
4722 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
4724 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
4726 * configure.ac (strict1_warn): Rename to strict_warn.
4727 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
4728 cc_set_by_configure, quoted_cc_set_by_configure,
4729 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
4730 all_boot_languages, all_stagestuff): Remove.
4731 (target_list): Remove bootstrap targets.
4732 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
4733 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
4734 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
4735 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
4736 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
4737 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
4738 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
4739 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
4740 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
4741 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
4742 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
4743 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
4744 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
4745 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
4746 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
4747 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
4748 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
4749 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
4750 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
4751 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
4752 (mostlyclean): Adjust.
4753 (clean, distclean): Don't mention bootstrap stuff.
4754 * configure: Regenerate.
4755 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
4756 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
4757 treelang/config-lang.in (stagestuff): Remove.
4758 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
4759 stageprofile, stagefeedback, stagestuff): Remove mention.
4761 2007-01-11 Nick Clifton <nickc@redhat.com>
4763 * config/mcore/predicates.md (mcore_general_movesrc_operand):
4765 (mcore_general_movdst_operand): Do not accept CONST_INTs.
4766 (mcore_arith_K_S_operand): Run the test for the S constraint not
4767 the test for the M constraint.
4768 (mcore_addsub_operand): Do not accept integer values that are
4769 larger than 32 bits.
4770 * config/mcore/mcore.md: Remove unused constraints from split.
4771 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
4773 (allocate_stack): Likewise.
4774 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
4775 operands to 32 bits.
4776 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
4778 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
4779 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
4780 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
4781 mcore_output_bclri, mcore_output_andn, output_inline_const,
4782 mcore_output_move, mcore_output_movedouble): Likewise.
4783 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
4784 (output_inline_const): Likewise.
4785 (output_inline_const): Fix format strings used in sprintf
4787 * config/mcore/mcore-protos.h: Update prototypes for changed
4788 functions in mcore.c.
4789 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
4790 HOST_WIDE_INT and not int.
4791 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
4792 CONST_OK_FOR_N): Likewise.
4793 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
4794 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
4797 2007-01-10 Jan Hubicka <jh@suse.cz>
4799 * tree-vrp.c (remove_range_assertions): Release defs.
4800 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
4801 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
4803 2007-01-10 Paul Brook <paul@codesourcery.com>
4805 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
4806 * config/arm/arm.md (mulsi3subsi): New insn.
4808 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
4810 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
4811 (tree_transform_and_unroll_loop): New.
4812 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
4815 2007-01-10 Robert Kennedy <jimbob@google.com>
4817 * fold-const.c (fold_comparison): Fold comparisons like (x *
4818 1000 < 0) to (x < 0).
4820 2007-01-10 Ian Lance Taylor <iant@google.com>
4822 * tree-pretty-print.c (dump_generic_node): Print parentheses when
4823 operands have the same priority.
4825 2007-01-10 Tom Tromey <tromey@redhat.com>
4827 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
4828 (fold_binary): Likewise.
4829 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
4830 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
4831 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
4832 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
4833 * langhooks.h (struct lang_hooks): Removed field
4834 'can_use_bit_fields_p'.
4836 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
4838 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
4840 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
4842 * function.c (get_last_funcdef_no): New function.
4843 * function.h (get_last_funcdef_no): Declare.
4844 * tree-inline.c (initialize_cfun): Add initialization.
4845 (tree_function_versioning): Cleanup.
4847 2007-01-10 Jan Hubicka <jh@suse.cz>
4849 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
4852 2007-01-10 Sa Liu <saliu@de.ibm.com>
4853 Ben Elliston <bje@au.ibm.com>
4855 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
4856 for SAVE_NONLOCAL and Pmode for any other save level.
4857 * spu-protos.h (spu_restore_stack_block): Declare.
4858 * spu.md (save_stack_block): Remove.
4859 (restore_stack_block): Call spu_restore_stack_block.
4860 * spu.c (spu_restore_stack_block): New function.
4861 (spu_expand_epilogue): Remove old comment.
4863 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4865 PR tree-optimization/30322
4866 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
4867 (cand_value_at): Return the value as aff_tree.
4868 (may_eliminate_iv): Convert the bound from aff_tree to tree.
4869 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
4870 aff_combination_mult): New functions.
4871 (aff_combination_add): Use aff_combination_add_cst.
4872 (aff_combination_convert): Allow conversions to a wider type.
4873 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
4874 * tree-affine.h (aff_combination_mult): Declare.
4876 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
4878 * doc/tm.texi: Update documentation to reflect reality of exec
4879 and start file search behaviours. Update copyright year.
4880 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
4881 header file directories.
4883 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
4885 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
4886 (*cosxf2): Rename to cosxf2_i387.
4887 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
4888 using X87MODEF12 mode macro. Rename patterns to
4889 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
4891 (*cosdf2, *cossf2): Ditto.
4892 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
4893 to match extended input operands.
4894 (sincos<mode>3): New expander.
4895 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
4896 insn patterns and corresponding splitters.
4898 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
4900 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
4901 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
4903 2007-01-09 Nicolas Pitre <nico@cam.org>
4906 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
4908 2007-01-08 Geoffrey Keating <geoffk@apple.com>
4910 * target.h (struct gcc_target): New field library_rtti_comdat.
4911 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
4912 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
4913 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
4914 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
4916 2007-01-08 Geoffrey Keating <geoffk@apple.com>
4918 * doc/invoke.texi (Optimize Options): Correct description of -O0.
4920 2007-01-08 Richard Guenther <rguenther@suse.de>
4922 * tree.h (force_fit_type_double): Export.
4923 (force_fit_type): Remove.
4924 * fold-const.c (force_fit_type_double): New function.
4925 (force_fit_type): Remove.
4926 (int_const_binop): Use it.
4927 (fold_convert_const_int_from_int): Likewise.
4928 (fold_convert_const_int_from_real): Likewise.
4929 (fold_div_compare): Likewise.
4930 (fold_sign_changed_comparison): Likewise.
4931 (fold_unary): Likewise.
4932 (fold_negate_const): Likewise.
4933 (fold_abs_const): Likewise.
4934 (fold_not_const): Likewise.
4935 * c-common.c (shorten_compare): Use force_fit_type_double.
4936 * convert.c (convert_to_pointer): Likewise.
4938 2007-01-08 Richard Guenther <rguenther@suse.de>
4940 * tree.h (build_int_cst_wide_type): Export.
4941 * tree.c (build_int_cst_wide_type): New function.
4942 (build_int_cst_wide): Fix comment.
4943 * builtins.c (fold_builtin_object_size): Use build_int_cst
4944 to build -1 or 0 of the correct type. Use fit_double_type
4945 to check for overflow.
4946 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
4948 (decode_field_reference): Likewise.
4949 (all_ones_mask_p): Likewise.
4950 (native_interpret_int): Use build_int_cst_wide_type.
4951 (fold_binary): Use build_int_cst_type to build an all-ones
4953 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
4955 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
4957 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
4959 2007-01-09 Ben Elliston <bje@au.ibm.com>
4961 * genautomata.c (STATS_OPTION): New option.
4962 (stats_flag): New flag.
4963 (gen_automata_option): Handle it.
4964 (initiate_automaton_gen): Ditto.
4965 (write_automata): Output statistics only if stats_flag is
4966 set. Likewise, output time statistics only if time_flag is set.
4967 * doc/md.texi (Processor pipeline description): Document new flag.
4969 2007-01-08 Richard Guenther <rguenther@suse.de>
4971 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
4972 * tree.c (build_int_cst_type): Likewise.
4973 (size_in_bytes): Don't call force_fit_type on the result.
4974 (int_fits_type_p): Use fit_double_type.
4975 * fold-const.c (fit_double_type): New function.
4976 (force_fit_type): Use it.
4977 * tree.h (fit_double_type): Export.
4979 2007-01-08 Jan Hubicka <jh@suse.cz>
4981 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
4982 * ipa.c (function_and_variable_visibility): Fix return type.
4984 2007-01-08 Richard Guenther <rguenther@suse.de>
4986 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
4987 of offset to build the index.
4988 * tree-pretty-print.c (dump_generic_node): Don't build negated
4989 const just for printing.
4990 * c-pretty-print.c (pp_c_integer_constant): Likewise.
4991 * builtins.c (fold_builtin_int_roundingfn): Check if result
4992 fits the type by using force_fit_type and comparing the result.
4993 * predict.c (predict_loops): Use compare_tree_int for comparison.
4994 * tree.c (build_int_cst): Fall back to integer_type_node for
4996 (build_int_cst_wide): Assert type is non-null.
4998 2007-01-08 Roberto Costa <roberto.costa@st.com>
5000 * tree-vrp.c (extract_range_from_cond_expr): New.
5001 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5002 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5004 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5005 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5006 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5007 used as expressions.
5008 * tree-object-size.c (cond_expr_object_size): New.
5009 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5011 2007-01-08 Jan Hubicka <jh@suse.cz>
5013 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5014 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5017 2007-01-08 Richard Guenther <rguenther@suse.de>
5019 PR tree-optimization/23603
5020 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5021 (extract_range_from_binary): Fall back to truthvalue instead of
5022 varying for TRUTH_*_EXPR.
5023 (extract_range_from_comparison): Fall back to truthvalue instead of
5025 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5026 if all visited PHI values were constant.
5028 2007-01-08 Jan Hubicka <jh@suse.cz>
5030 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5031 (cgraph_analyze_function): break out from ...
5032 (cgraph_finalize_compilation_unit): ... here.
5033 (cgraph_expand_function): Remove forgoten commented out line.
5034 (cgraph_optimize): Analyze functions.
5036 2007-01-08 Jan Hubicka <jh@suse.cz>
5038 * tree-pas.h (TODO_remove_function): New flag.
5039 (TODO_update*): Renumber.
5040 (pass_ipa_increase_alignment,
5041 pass_ipa_function_and_variable_visibility): New passes.
5042 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5043 (cgraph_function_and_variable_visibility): Move to ipa.c
5044 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5045 cgraph_increase_alignment.
5046 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5047 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5048 calling tree-inline.
5049 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5050 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5051 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5052 (gate_increase_alignment): New function.
5053 (pass_ipa_increase_alignment): New pass.
5054 * ipa.c: Inline tree-pass.h and timevar.h
5055 (function_and_variable_visibility): Move here from cgraphunit.c
5056 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5057 * passes.c (init_optimization_passes): Add the two new passes.
5058 (execute_todo): Handle cgraph_remove_functions.
5060 2007-01-08 Nick Clifton <nickc@redhat.com>
5062 * config/frv/predicates.md (reg_or_0_operand): Accept
5065 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5067 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5068 * config.gcc: Add bfin*-rtems*.
5070 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5072 * c.opt: Add -flax-vector-conversions.
5073 * c-typeck.c (convert_for_assignment): Pass flag to
5074 vector_types_convertible_p to allow emission of note.
5075 (digest_init): Likewise.
5076 * c-opts.c: Handle -flax-vector-conversions.
5077 * c-common.c (flag_lax_vector_conversions): New.
5078 (vector_types_convertible_p): Unless -flax-vector conversions
5079 has been passed, disallow conversions between vectors with
5080 differing numbers of subparts and/or element types. If such
5081 a conversion is disallowed, possibly emit a note on the first
5082 occasion only to inform the user of -flax-vector-conversions.
5083 The new last argument specifies this.
5084 * c-common.h (flag_lax_vector_conversions): New.
5085 (vector_types_convertible_p): Add extra argument.
5086 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5087 char_type_node for V*QI type vectors.
5088 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5089 Update to satisfy new typechecking rules.
5090 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5092 * doc/invoke.texi (C Dialect Options): Document
5093 -flax-vector-conversions.
5095 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5097 PR tree-optimization/29877
5098 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5099 a register variable on the RHS to not be replaceable.
5101 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5102 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5103 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5104 const_simm15, const_pow2, const_npow2): Added.
5105 * config/score/misc.md (insv, extv, extzv, movmemsi,
5106 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5107 * config/score/score.c (score_address_cost, score_select_cc_mode):
5109 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5110 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5111 Update score_print_operand.
5112 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5113 Adjust register allocate order and update some macro define.
5114 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5115 mdx_block_move_straight, mdx_block_move_loop_head,
5116 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5117 mdx_block_move): Added.
5118 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5119 mdp_limm): Updated and fix some bug and typo.
5120 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5121 (movsf, movdf, doloop_end): Added.
5123 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5125 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5126 config/arm/thumb2.md: Fix comment typos.
5127 * doc/extend.texi: Fix a typo.
5129 2007-01-07 Eric Christopher <echristo@apple.com>
5131 * configure.ac: Check for __stack_chk_fail for darwin.
5132 * configure: Regenerate.
5134 2007-01-07 Richard Guenther <rguenther@suse.de>
5136 * tree-vrp.c (extract_range_from_assert): CSE calls to
5137 compare_values where possible.
5138 (extract_range_from_unary_expr): Likewise.
5140 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5142 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5143 * config/avr/avr.c (call_insn_operand): Delete function.
5144 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5145 instead of register number. Use predicates.
5146 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5147 call_insn_operand): Add.
5149 2007-01-06 Jan Hubicka <jh@suse.cz>
5151 * tree-pass.h (pass_build_cgraph_edges): Declare.
5152 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5153 (visited_nodes): Remove.
5154 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5155 build_cgrpah_edges; make visited_nodes local.
5156 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5157 (record_references_in_initializer): Move to cgraphbuild.c
5158 (initialize_inline_failed, rebuild_cgraph_edges,
5159 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5160 (verify_cgraph_node): Make visited_nodes local.
5161 (cgraph_analyze_function): Do not call cgraph_create_edges and
5162 initialize_inline_failed.
5163 (cgraph_expand_function): Do not call cgraph_lower_function;
5164 assert that function is already lowered.
5165 * Makefile.in (cgraphbuild.o): New.
5166 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5167 at the end of lowering passes.
5169 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5171 * ifcvt.c (cond_move_convert_if_block): New function, code
5172 factored out from...
5173 (cond_move_process_if_block): ...here. Call the new function
5174 on the THEN and ELSE blocks.
5175 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5176 already takes care of this.
5178 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5181 * tree.h (TREE_OVERFLOW_P): New.
5182 * c-typeck.c (parser_build_unary_op): Warn only if result
5183 overflowed and operands did not.
5184 (parser_build_binary_op): Likewise.
5185 (convert_for_assignment): Remove redundant overflow_warning.
5186 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5188 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5190 * c-typeck.c (store_init_value): Split over two lines to follow
5191 the GNU coding style.
5193 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5195 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5196 __GXX_EXPERIMENTAL_CXX0X__.
5197 * doc/cpp.texi: Same.
5199 2007-01-05 Richard Guenther <rguenther@suse.de>
5202 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5203 with mismatched types. Instead explicitly build a
5204 conversion NOP_EXPR.
5206 2007-01-05 Ian Lance Taylor <iant@google.com>
5208 * c-common.c (decl_with_nonnull_addr_p): New function.
5209 (c_common_truthvalue_conversion): Call it.
5210 * c-typeck.c (build_binary_op): Likewise.
5211 * c-common.h (decl_with_nonnull_addr_p): Declare.
5213 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5216 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5219 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5221 * doc/install.texi (Final install): Document the fact that
5222 the GNAT runtime should not be stripped.
5224 2007-01-04 Jan Hubicka <jh@suse.cz>
5226 * tree-inline.c (fold_marked_statements): Update operand caches
5227 and EH after folding
5229 2007-01-04 Ian Lance Taylor <iant@google.com>
5231 * c-common.c (check_function_nonnull): Whitespace fix.
5233 2007-01-04 Jan Hubicka <jh@suse.cz>
5235 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5236 comitted older version of patch.
5237 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5238 function, celanup cfg and collect garbage.
5240 2007-01-04 Mike Stump <mrs@apple.com>
5242 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5245 2007-01-04 Eric Christopher <echristo@apple.com>
5247 * libgcc2.c (__bswapsi2): Use SItype.
5248 (__bswapdi2): Use DItype.
5249 * libgcc2.h: Update for above.
5251 2007-01-04 Paul Brook <paul@codesourcery.com>
5253 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5254 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5255 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5256 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5257 umulsi3_highpart): Make conditional on !arm_arch6.
5258 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5259 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5260 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5261 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5262 umulsi3_highpart_v6): New insns.
5264 2007-01-04 Roger Sayle <roger@eyesopen.com>
5266 * fold-const.c (fold_convert): When casting an expression to void,
5267 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5268 have a type. Instead of attempting to build a NOP_EXPR, return
5269 these "special" trees directly.
5271 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5273 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5274 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5275 rs6000_cost->fp not 0 as adjustment for outer NEG.
5277 2007-01-04 Jan Hubicka <jh@suse.cz>
5279 * cgraph.c (cgraph_release_function_body): New function.
5280 (cgraph_remove_node): Use it.
5281 * cgraph.h (cgraph_release_function_body): Declare.
5282 * cgraphunit.c (cgraph_expand_function): Use it.
5283 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5284 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5285 is initialized and while compilation of other function is running.
5286 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5287 statement CFG annotations from here to ...
5288 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5290 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5292 * cfgloop.h (enum li_flags): Make the constants powers of two.
5294 2007-01-04 Jan Hubicka <jh@suse.cz>
5296 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5298 (fold_marked_statements): New function.
5299 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5300 * tree-inline.h (copy_body_data): Add statements_to_fold.
5302 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5304 * config.gcc: Mention libgcc/config.host.
5305 * Makefile.in: Update comments mentioning libgcc.
5306 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5307 (all.cross, start.encap, rest.encap, rest.cross): Update
5308 dependencies for libgcc move.
5309 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5310 (clean-target, clean-target-libgcc): Delete.
5311 (srcdirify, GCC_EXTRA_PARTS): New macros.
5312 (libgcc-support, libgcc.mvars): New rules.
5313 (distclean): Remove mention of mklibgcc.
5314 (install): Don't reference INSTALL_LIBGCC.
5315 (install-common): Don't reference EXTRA_PARTS.
5316 (install-libgcc, install-multilib): Delete rules.
5317 * mklibgcc.in: Delete file.
5318 * doc/configfiles.texi: Don't mention mklibgcc.
5320 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5321 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5322 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5323 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5324 (mklibgcc, ldblspecs): Likewise.
5326 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5327 (posixpre.def): Use $(T).
5328 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5329 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5330 (SHLIB_LINK): Make dummy.
5331 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
5333 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
5335 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
5336 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
5337 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
5338 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
5340 * configure.ac (all_outputs): Remove mklibgcc.
5341 * configure: Regenerated.
5343 2007-01-03 Josh Conner <jconner@apple.com>
5346 * calls.c (compute_argument_addresses): Set stack and stack_slot
5347 for partial args, too.
5348 (store_one_arg): Use locate.size.constant for the size when
5349 generating a save_area.
5351 2007-01-03 Robert Kennedy <jimbob@google.com>
5353 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
5354 whose definitions are deleted due to basic block merging.
5356 2007-01-03 Paul Brook <paul@codesourcery.com>
5359 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
5361 (use_return_insn): Return 0 for Thumb interrupt functions.
5362 (print_multi_reg): Add rfe argument for IRQ returns.
5363 (arm_output_epilogue): Pop interrupt return address directly into PC.
5364 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
5366 2007-01-03 Paul Brook <paul@codesourcery.com>
5368 Merge from sourcerygxx-4_1.
5369 * config/arm/thumb2.md: New file.
5370 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
5372 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
5373 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5374 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
5375 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
5377 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5378 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
5380 * config/arm/ieee754-sf.S: Ditto.
5381 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
5382 (thumb1_base_register_rtx_p): ... to this.
5383 (thumb_index_register_rtx_p): Rename...
5384 (thumb1_index_register_rtx_p): ... to this.
5385 (thumb_output_function_prologue): Rename...
5386 (thumb1_output_function_prologue): ... to this.
5387 (thumb_legitimate_address_p): Rename...
5388 (thumb1_legitimate_address_p): ... to this.
5389 (thumb_rtx_costs): Rename...
5390 (thumb1_rtx_costs): ... to this.
5391 (thumb_compute_save_reg_mask): Rename...
5392 (thumb1_compute_save_reg_mask): ... to this.
5393 (thumb_final_prescan_insn): Rename...
5394 (thumb1_final_prescan_insn): ... to this.
5395 (thumb_expand_epilogue): Rename...
5396 (thumb1_expand_epilogue): ... to this.
5397 (arm_unwind_emit_stm): Rename...
5398 (arm_unwind_emit_sequence): ... to this.
5399 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
5400 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
5401 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
5402 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
5403 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
5404 thumb2_output_casesi): New functions.
5405 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
5406 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
5407 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
5408 THUMB2_WORK_REGS): Define.
5409 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
5410 arm_condexec_mask, arm_condexec_masklen)): New variables.
5411 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
5412 (arm_override_options): Check new CPU capabilities.
5413 Set new architecture flag variables.
5414 (arm_isr_value): Handle v7m interrupt functions.
5415 (user_return_insn): Return 0 for v7m interrupt functions. Handle
5417 (const_ok_for_arm): Handle Thumb-2 constants.
5418 (arm_gen_constant): Ditto. Use movw when available.
5419 (arm_function_ok_for_sibcall): Return false for v7m interrupt
5421 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
5422 (thumb_find_work_register, arm_load_pic_register,
5423 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
5424 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
5425 print_multi_reg, output_mov_long_double_fpa_from_arm,
5426 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
5427 output_mov_double_fpa_from_arm, output_move_double,
5428 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
5429 output_return_instruction, arm_output_function_prologue,
5430 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
5431 arm_output_mi_thunk, thumb_set_return_address): Ditto.
5432 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
5433 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
5434 (arithmetic_instr, shift_op): Use arm_shift_nmem.
5435 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
5437 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
5438 (thumb_expand_prologue): Use thumb_set_frame_pointer.
5439 (arm_file_start): Output directive for unified syntax.
5440 (arm_unwind_emit_set): Handle stack alignment instruction.
5441 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
5442 Add v6t2, v7, v7a, v7r and v7m.
5443 (RETLDM): Add Thumb-2 code.
5444 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
5445 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
5446 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
5447 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
5448 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
5449 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
5450 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
5451 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
5452 ADJUST_INSN_LENGTH): Define.
5453 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
5454 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
5455 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
5456 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
5457 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
5458 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
5459 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
5460 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
5461 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
5462 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
5463 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
5464 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
5465 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
5466 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
5467 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
5468 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
5469 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
5471 * config/arm/arm-tune.md: Regenerate.
5472 * config/arm/arm-protos.h: Update prototypes.
5473 * config/arm/vfp.md: Enable patterns for Thumb-2.
5474 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
5475 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
5476 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
5477 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
5478 * config/arm/libunwind.S: Add Thumb-2 code.
5479 * config/arm/constraints.md: Update include Thumb-2.
5480 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
5481 * config/arm/ieee754-df.S: Ditto.
5482 * config/arm/bpabi.S: Ditto.
5483 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
5484 * config/arm/predicates.md (low_register_operand,
5485 low_reg_or_int_operand, thumb_16bit_operator): New.
5486 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
5487 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
5488 * config/arm/t-arm-elf: Add armv7 multilib.
5489 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
5491 (UNSPEC_STACK_ALIGN, ce_count): New.
5492 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
5493 arm_zero_extendsidi2, arm_zero_extendqidi2): New
5495 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
5496 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
5497 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
5498 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
5499 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
5500 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
5502 * doc/extend.texi: Document ARMv7-M interrupt functions.
5503 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
5505 2007-01-03 Jakub Jelinek <jakub@redhat.com>
5507 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
5508 (struct _Unwind_Context): Rename args_size to flags, remove
5509 signal_frame field, add a new args_size field and version field.
5510 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
5511 _Unwind_IsExtendedContext): New inline functions.
5512 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
5513 Assume by_value array is only present if _Unwind_IsExtendedContext.
5514 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
5515 _Unwind_IsSignalFrame.
5516 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
5517 (uw_update_context_1): Use _Unwind_SetSignalFrame.
5518 (uw_init_context_1): Initialize context->flags to
5519 EXTENDED_CONTEXT_BIT.
5520 * config/rs6000/linux-unwind.h (frob_update_context): Use
5521 _Unwind_SetSignalFrame.
5523 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5526 * gimplify.c (gimplify_modify_expr_complex_part): Move below
5527 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
5530 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
5532 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
5533 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
5534 RET, AT_SP): Remove.
5535 * config/i386/i386.md (*sse_prologue_save_insn): Use return
5538 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5539 * cfgbuild.c (find_basic_blocks): Likewise.
5540 * cfgrtl.c (rtl_create_basic_block): Likewise.
5541 * function.c (temp_slots_at_level): Likewise.
5542 * reg-stack.c (stack_regs_mentioned): Likewise.
5543 * regclass.c (allocate_reg_info): Likewise.
5544 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5545 set_bb_for_stmt, move_block_to_fn): Likewise.
5546 * tree-complex.c (tree_lower_complex): Likewise.
5547 * vec.h (VEC_safe_grow_cleared): New.
5549 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
5551 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
5553 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
5554 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
5556 * cfgloopmanip.c (scale_loop_frequencies): Export.
5557 (loopify): Scale the frequencies by prescribed coefficients.
5558 (set_zero_probability): New function.
5559 (duplicate_loop_to_header_edge): Improve updating of frequencies.
5560 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
5561 and frequencies according to arguments.
5562 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
5564 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
5565 * modulo-sched.c (sms_schedule): Set probabilities for entering
5566 versioned loop correctly.
5567 * tree-vect-transform.c (vect_transform_loop): Ditto.
5568 * cfgloop.h (loopify, loop_version): Declaration changed.
5569 (scale_loop_frequencies): Declared.
5571 2007-01-02 Jan Hubicka <jh@suse.cz>
5573 * cgraph.c: Include tree-flow.h
5574 (cgraph_add_new-function): Handle IPA_SSA mode; execute
5576 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
5577 * tree-pass.h (pass_all_early_optimizations): Declare.
5578 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
5580 (cgraph_analyze_function): Do early_local_passes.
5581 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
5582 Do not add referenced vars.
5583 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
5585 (gate_all_early_local_passes): New gate.
5586 (pass_early_local_passes): Use new gate.
5587 (execute_early_local_optimizations): New functions.
5588 (gate_all_early_optimizations): New gate.
5589 (pass_all_early_optimizations): New pass.
5590 (execute_free_datastructures): Free SSA only when initialized.
5591 (gate_init_datastructures): Init only when optimizing.
5592 (tree_lowering_passes): Do early local passes when called late.
5593 * tree-profile.c (do_tree_profiling): Don't profile functions added
5595 (do_early_tree_profiling, pass_early_tree_profile): Kill.
5596 * tree-cfg.c (update_modified_stmts): Do not update when operands are
5598 * passes.c (init_optimizations_passes): Reorder so we go into SSA
5599 during early_local_passes.
5600 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
5603 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
5605 * Makefile.in: Update copyright year.
5607 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
5609 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
5610 in $(lang_checks) and check-consistency targets.
5612 2007-01-02 Jan Hubicka <jh@suse.cz>
5614 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
5615 Do not add referenced vars.
5616 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
5618 * passes.c (init_optimization_passes): Put mudflap_2 after
5619 free_datastructures.
5621 2007-01-02 Jan Hubicka <jh@suse.cz>
5623 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
5624 Set NOTHROW flag on call statements proved to be nothrow.
5625 Update statement of local calls so new pure/const functions are
5626 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
5628 (tree_rest_of_compilation): Register hooks and initialize bitmap
5629 early. Do not set after_inlining flag.
5631 2007-01-02 Steve Ellcey <sje@cup.hp.com>
5633 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
5634 HOST_BITS_PER_LONGLONG
5636 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5639 * c-typeck.c (store_init_value): Don't emit pedantic overflow
5640 warning for non-static initializers.
5642 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
5644 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
5645 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
5646 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
5647 Always use set_unique_reg_note to add REG_EQUAL notes.
5649 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5652 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5654 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5655 * cfgbuild.c (find_basic_blocks): Likewise.
5656 * cfgrtl.c (rtl_create_basic_block): Likewise.
5657 * function.c (temp_slots_at_level): Likewise.
5658 * reg-stack.c (stack_regs_mentioned): Likewise.
5659 * regclass.c (allocate_reg_info): Likewise.
5660 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5661 set_bb_for_stmt, move_block_to_fn): Likewise.
5662 * tree-complex.c (tree_lower_complex): Likewise.
5663 * vec.h (VEC_safe_grow_cleared): New.
5665 2007-01-02 Ian Lance Taylor <iant@google.com>
5667 * c-common.c (c_common_truthvalue_conversion): When warning about
5668 using an assignment as a truth value, set TREE_NO_WARNING.
5670 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5673 * c.opt (Wold-style-declaration): New.
5674 * doc/invoke.texi (C-only Warning Options): New.
5675 (Wold-style-declaration): Document it.
5676 (Wextra): Enabled by -Wextra.
5677 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5678 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
5679 -Wold-style-declaration.
5681 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5683 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5684 * cfgbuild.c (find_basic_blocks): Likewise.
5685 * cfgrtl.c (rtl_create_basic_block): Likewise.
5686 * function.c (temp_slots_at_level): Likewise.
5687 * reg-stack.c (stack_regs_mentioned): Likewise.
5688 * regclass.c (allocate_reg_info): Likewise.
5689 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5690 set_bb_for_stmt, move_block_to_fn): Likewise.
5691 * tree-complex.c (tree_lower_complex): Likewise.
5692 * vec.h (VEC_safe_grow_cleared): New.
5694 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
5696 * c-common.c (c_common_nodes_and_builtins): Since variants of
5697 void_type_node get built before it is given a name, we need to
5698 give those variants the name, too.
5699 (complete_array_type): We need to work with the canonical main
5700 type of the array, from which we will build the qualified version.
5701 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
5702 * print-tree.c (print_node): Display canonical type information
5704 * stor-layout.c (layout_type): When we don't know the
5705 alignment of a type for which we're building an array, we end up
5706 guessing wrong, so make the type require structural equality.
5707 * tree.c (make_node_stat): When we build a new type, it is its
5709 (build_type_attribute_qual_variant): When building an attribute
5710 variant, its canonical type is the non-attribute variant. However,
5711 if the attributes are target-dependent and they differ, we need to
5712 use structural equality checks for this type.
5713 (build_qualified_type): A qualified type is not equivalent to its
5714 unqualified variant; set the canonical type appropriately.
5715 (build_distinct_type_copy): When building a distinct type from
5716 another type, the new type is its own canonical type.
5717 (build_variant_type_copy): When building a new type variant, we
5718 assume that it is equivalent to the original type.
5719 (build_pointer_type_for_mode): When building a pointer type, also
5720 build a canonical type pointer.
5721 (build_reference_type_for_mode): When building a reference type,
5722 also build a canonical type reference.
5723 (build_index_type): When we can't hash an index type (e.g.,
5724 because its maximum value is negative), the index type requires
5725 structural equality tests.
5726 (build_array_type): Build the canonical form of an array type.
5727 (build_function_type): Function types require structural equality,
5728 because they contain default arguments, attributes, etc.
5729 (build_method_type_directly): Ditto for method types.
5730 (build_offset_type): Build the canonical offset type.
5731 (build_complex_type): Build the canonical vector type.
5732 (make_vector_type): Build the canonical vector type.
5733 * tree.h (TYPE_CANONICAL): New.
5734 (TYPE_STRUCTURAL_EQUALITY_P): New.
5735 (SET_TYPE_STRUCTURAL_EQUALITY): New.
5736 (struct tree_type): Added "canonical" field.
5737 * params.h (VERIFY_CANONICAL_TYPES): New.
5738 * doc/c-tree.texi (TYPE_CANONICAL): Document.
5739 (TYPE_STRUCTURAL_EQUALITY_P): Document.
5740 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
5741 * doc/invoke.texi (verify-canonical-types): Document --param
5742 parameter for verifying canonical types.
5744 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5746 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
5747 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
5748 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
5749 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
5751 * config/rs6000/e500.h: New.
5752 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
5753 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
5755 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
5756 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
5757 TARGET_E500_DOUBLE): Remove.
5758 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
5759 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
5760 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
5761 * config/rs6000/rs6000.c (rs6000_override_options): Use
5764 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5766 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
5767 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
5768 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
5769 rs6000_emit_cmove): Don't check TARGET_E500.
5770 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
5771 sordered): Don't check TARGET_E500.
5773 2007-01-01 Eric Christopher <echristo@apple.com>
5775 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
5776 HARD_REGISTER_NUM_P.
5778 2007-01-01 Roger Sayle <roger@eyesopen.com>
5780 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
5781 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
5782 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
5785 2007-01-01 Mike Stump <mrs@apple.com>
5787 * configure.ac: Remove support for building with Apple's gcc-3.1.
5789 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5792 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
5793 REG is a hard register. Do not modify REG before calling
5795 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
5796 multiple of the size of YMODE for certain lowpart cases.
5798 2007-01-01 Andrew Pinski <pinskia@gmail.com>
5801 * gimplify (voidify_wrapper_expr): Update for
5804 2007-01-01 Andreas Schwab <schwab@suse.de>
5807 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
5808 save of BR0 in extra_spill_size instead of spill_size.
5809 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
5811 (ia64_expand_epilogue): Restore BR0 from its new location.
5813 2007-01-01 Andrew Pinski <pinskia@gmail.com>
5815 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
5816 Use a temporary variable if the left hand side is not a gimple
5819 2007-01-01 Andrew Pinski <pinskia@gmail.com>
5821 * gimplify.c (gimplify_return_expr): Make the temporary variable
5822 for the return expression, a gimple register variable.
5824 2007-01-01 Jan Hubicka <jh@suse.cz>
5826 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
5829 2007-01-01 Mike Stump <mrs@apple.com>
5831 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
5833 * config/darwin.c (machopic_select_rtx_section): Use
5835 (darwin_mergeable_constant_section): Likewise.
5836 * configure: Regenerate.
5837 * config.in: Regenerate.
5839 2007-01-01 Jan Hubicka <jh@suse.cz>
5840 Andrew Pinski <pinskia@gmail.com>
5842 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
5843 before starting IPA passes.