1 2008-07-09 Doug Kwan <dougkwan@google.com>
4 2008-07-08 Doug Kwan <dougkwan@google.com>
6 * config/arm/arm.opt (mandroid): New option.
7 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12 (STARTFILE_SPEC): Same.
14 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
17 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
20 * config/mips/mips.h (reg_class): Remove V1_REG.
21 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
22 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
24 (mips_get_tp): New function.
25 (mips_legitimize_tls_address): Use it.
26 * config/mips/constraints.md (v): Delete.
27 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
28 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
29 After reload, split into a move and ...
30 (*tls_get_tp_<mode>_split): ...this new instruction.
32 2008-07-09 David Daney <ddaney@avtrex.com>
34 * config/mips/driver-native.c: Include coretypes.h and tm.h.
36 2008-07-09 Jakub Jelinek <jakub@redhat.com>
38 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
39 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
41 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
42 htab_delete should be called. Don't free c.
43 (lookup_tmp_var): Create temp_htab lazily.
44 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
45 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
47 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
48 lower_omp_ordered, lower_omp_critical, lower_omp_for,
49 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
50 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
51 * tree-sra.c (generate_element_init): Likewise.
52 * tree-mudflap.c (execute_mudflap_function_ops,
53 execute_mudflap_function_decls): Likewise.
54 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
55 * tree-gimple.h (struct gimplify_ctx): New type.
56 (push_gimplify_context): Adjust prototype.
58 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
60 * tree-ssa-pre.c (phi_translate_1): Update placement of
63 2008-07-09 Anatoly Sokolov <aesok@post.ru>
65 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
66 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
67 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
68 * targhooks.c (default_hard_regno_scratch_ok): New function.
69 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
70 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
71 * recog.c: Include "target.h".
72 (peep2_find_free_register): Add check for global regs. Add target
74 * Makefile.in (recog.o): Depend on target.h.
76 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
78 * config/sh/sh.c (sh_canonical_va_list_type): New.
79 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
81 2008-07-09 Raksit Ashok <raksit@google.com>
83 * doc/invoke.texi (Option Summary): Mention new option
84 -Wdisallowed-function-list=...
85 (Warning Options): Document -Wdisallowed-function-list=...
86 * common.opt (Wdisallowed-function-list=): New flag.
87 * flags.h (warn_disallowed_functions): External definition of new
89 (warn_if_disallowed_function_p): Declare new function.
90 * opts.c (warning_disallowed_functions): New static variable.
91 (warn_disallowed_functions): New boolean warning flag.
92 (warn_if_disallowed_function_p): New function.
93 (add_comma_separated_to_vector): Rename
94 add_instrument_functions_exclude_list to this.
95 (common_handle_option): Handle new option. Rename calls to
96 add_instrument_functions_exclude_list into calls to
97 add_comma_separated_to_vector.
98 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
99 based on flag warn_disallowed_functions.
101 2008-07-09 Christian Bruel <christian.bruel@st.com>
103 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
104 instead of get_attr_length.
106 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
108 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
110 * genemit.c (gen_insn): Likewise.
111 * gengtype.c (note_def_vec): Likewise.
112 * gengtype.h (note_def_vec): Likewise.
113 * genoutput.c (struct data, output_insn_data, process_template,
114 gen_expand, gen_split, note_constraint): Likewise.
115 * genrecog.c (new_decision, add_to_sequence, factor_tests,
116 make_insn_sequence): Likewise.
117 * gensupport.c (record_insn_name): Likewise.
119 2008-07-08 Doug Kwan <dougkwan@google.com>
121 * config/arm/arm.opt (mandroid): New option.
122 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
123 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
125 (CC1PLUS_SPEC): Same.
127 (STARTFILE_SPEC): Same.
128 (ENDFILE_SPEC): Same.
129 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
132 2008-07-08 Raksit Ashok <raksit@google.com>
134 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
135 (set_storage_via_setmem): Fix expected_align parameter.
136 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
137 missing from the list.
138 * doc/md.texi (movmem): Explicitly state that expected alignment is
139 to be expressed in bytes.
140 (setmem): Explicitly state that expected alignment is to be expressed
143 2008-07-08 Joseph Myers <joseph@codesourcery.com>
145 * reload.c (find_reloads_subreg_address): Do not require validity
146 of address in original mode before reloading address.
148 2008-07-07 Tianwei Sheng <tianweis@google.com>
150 * df-core.c (df_remove_problem): Adjust the access to avoid out of
153 2008-07-08 Jakub Jelinek <jakub@redhat.com>
155 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P
158 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
160 Fix PR tree-optimization/23455
161 Fix PR tree-optimization/35286
162 Fix PR tree-optimization/35287
163 * Makefile.in (OBJS-common): Remove tree-vn.o.
165 * dbgcnt.def: Add treepre_insert debug counter.
166 * gcc/tree-flow.h (add_to_value): Updated for other changes.
167 (debug_value_expressions): Ditto.
168 (print_value_expressions): Ditto.
169 * tree-pretty-print.c (dump_generic_node): Updated for
170 VALUE_HANDLE removal.
171 * tree-ssa-dom.c (record_equality): Ditto.
172 (cprop_operand): Ditto.
173 (lookup_avail_expr): Ditto.
174 * tree-ssa-threadedge.c
175 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
176 (simplify_control_stmt_condition): Ditto.
177 * tree.c (tree_code_size): Ditto.
178 (tree_node_structure): Ditto.
179 (iterative_hash_expr): Ditto.
181 * tree.h (VALUE_HANDLE_ID): Ditto.
182 (VALUE_HANDLE_EXPR_SET): Ditto.
183 (struct tree_value_handle): Ditto.
184 (union tree_node): Ditto.
185 * treestruct.def: Ditto.
186 * tree-vn.c: Removed.
187 * tree-ssa-pre.c: Rewritten entirely.
188 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
189 (constant_value_ids): Ditto.
190 (vn_nary_op_t): Moved to header.
192 (vn_reference_op_t): Ditto
193 (vn_reference_t): Ditto.
194 (next_value_id): New variable.
195 (VN_INFO): Add an assert.
196 (vn_constant_eq): New function.
197 (vn_constant_hash): Ditto.
198 (get_or_alloc_constant_value_id): Ditto.
199 (value_id_constant_p): Ditto.
200 (vn_reference_compute_hash): De-staticify.
201 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
202 Disable some code with a FIXME.
203 Remove VALUE_HANDLE use.
204 (valueize_refs): Update opcode if it changes from ssa name to
206 (vn_reference_lookup_1): Add new argument.
207 (vn_reference_lookup): Ditto.
208 (vn_reference_lookup_pieces): New function.
209 (vn_reference_insert): Add return type. Modify to deal with value
211 (vn_reference_insert_pieces): New function.
212 (vn_nary_op_compute_hash): De-staticify.
213 (vn_nary_op_eq): Ditto.
214 (vn_nary_op_lookup_pieces): New function.
215 (vn_nary_op_lookup): Add new argument.
216 (vn_nary_op_insert_pieces): New function.
217 (vn_nary_op_insert): Add return type. Modify to deal with value
219 (vn_phi_insert): Ditto.
220 (visit_unary_op): Update for callee changes.
221 (visit_binary_op): Ditto.
222 (visit_reference_op_load): Ditto.
223 (visit_reference_op_store): Ditto.
224 (init_scc_vn): Init next_value_id, constant_to_value_id and
226 (free_scc_vn): Free them.
227 (set_hashtable_value_ids): New function.
228 (run_scc_vn): Use it.
229 (get_max_value_id): New function.
230 (get_next_value_id): Ditto.
231 (expressions_equal_p): Moved from tree-vn.c
233 (sort_vuses_heap): Ditto.
234 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
236 * tree.c (iterative_hash_hashval_t): Made non-static
237 * tree.h (iterative_hash_hashval_t): Declare it.
239 2008-07-08 Martin Jambor <mjambor@suse.cz>
241 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
242 instead of ipa_create_node_params.
243 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
244 ipa_check_create_edge_args, free them with
245 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
247 * ipa-prop.c: Include flags.h and tree-inline.h.
248 (ipa_node_params_vector): New variable.
249 (ipa_edge_args_vector): New variable.
250 (edge_removal_hook_holder): New variable.
251 (node_removal_hook_holder): New variable.
252 (edge_duplication_hook_holder): New variable.
253 (node_duplication_hook_holder): New variable.
254 (ipa_detect_param_modifications): Check for presence of modified flags.
255 (ipa_compute_jump_functions): Check for presence of jump functions.
256 (ipa_free_edge_args_substructures): New function.
257 (ipa_create_node_params): Removed.
258 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
259 (ipa_free_node_params_substructures): New function.
260 (ipa_free_all_node_params): Changed to deallocate the on-the-side
262 (ipa_edge_removal_hook): New function.
263 (ipa_node_removal_hook): New function.
264 (duplicate_array): New function.
265 (ipa_edge_duplication_hook): New function.
266 (ipa_node_duplication_hook): New function.
267 (ipa_register_cgraph_hooks): New function.
268 (ipa_unregister_cgraph_hooks): New function.
269 (free_all_ipa_structures_after_ipa_cp): New function.
271 * ipa-prop.h: Include vec.h.
272 (ipa_node_params_t): New typedef with vector types for it.
273 (ipa_edge_args_t): New typedef with vector types for it.
274 (IPA_NODE_REF): Changed to access an on-the-side vector.
275 (IPA_EDGE_REF): Changed to access an on-the-side vector.
276 (ipa_check_create_node_params): New function.
277 (ipa_check_create_edge_args): New function.
279 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
282 2008-07-07 Tom Tromey <tromey@redhat.com>
284 * configure, config.in: Rebuilt.
285 * configure.ac: Don't check for scandir or alphasort.
287 2008-07-07 Joseph Myers <joseph@codesourcery.com>
289 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
290 types immediately after creating them.
292 2008-07-07 Joseph Myers <joseph@codesourcery.com>
294 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
296 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
298 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
299 dump_constraint_graph.
300 (dump_constraint_edge): New function.
301 (dump_constraint_graph): New function.
302 (debug_constraint_graph): New function.
303 (dump_constraint): Removed useless comparison.
304 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
305 (dump_constraint_graph): Declare.
306 (debug_constraint_graph): Declare.
307 * tree-dump.c (struct dump_option_value_info): Declare
310 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
312 * config/i386/i386.c (is_va_list_char_pointer): New.
313 (ix86_va_start): Replace compare with ms_va_list_type_node
314 by is_va_list_char_pointer.
315 (ix86_gimplify_va_arg): Likewise.
317 2008-07-07 Martin Jambor <mjambor@suse.cz>
319 * cgraph.c (cgraph_edge_max_uid): New variable.
320 (struct cgraph_edge_hook_list): New type.
321 (struct cgraph_node_hook_list): New type.
322 (struct cgraph_2edge_hook_list): New type.
323 (struct cgraph_2node_hook_list): New type.
324 (first_cgraph_edge_removal_hook): New variable.
325 (first_cgraph_node_removal_hook): New variable.
326 (first_cgraph_edge_duplicated_hook): New variable.
327 (first_cgraph_node_duplicated_hook): New variable.
328 (cgraph_add_edge_removal_hook): New function.
329 (cgraph_remove_edge_removal_hook): New function.
330 (cgraph_call_edge_removal_hooks): New function.
331 (cgraph_add_node_removal_hook): New function.
332 (cgraph_remove_node_removal_hook): New function.
333 (cgraph_call_node_removal_hooks): New function.
334 (cgraph_add_edge_duplication_hook): New function.
335 (cgraph_remove_edge_duplication_hook): New function.
336 (cgraph_call_edge_duplication_hooks): New function.
337 (cgraph_add_node_duplication_hook): New function.
338 (cgraph_remove_node_duplication_hook): New function.
339 (cgraph_call_node_duplication_hooks): New function.
340 (cgraph_create_edge): Assign to edge uid.
341 (cgraph_remove_edge): Call edge removal hooks.
342 (cgraph_node_remove_callees): Call edge removal hooks.
343 (cgraph_node_remove_callers): Call edge removal hooks.
344 (cgraph_remove_node): Call node removal hooks.
345 (cgraph_clone_edge): Call edge duplication hooks.
346 (cgraph_clone_node): Call node duplication hooks.
348 * cgraph.h (cgraph_edge): New field uid.
349 (cgraph_edge_hook): New type.
350 (cgraph_node_hook): New type.
351 (cgraph_2edge_hook): New type.
352 (cgraph_2node_hook): New type.
354 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
356 * config.in: Regenerate.
358 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
360 * gcc.c (print_sysroot): New.
361 (option_map, display_help, process_command): Handle the
362 -print-sysroot option.
363 (main): Print the sysroot if requested.
364 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
366 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
369 * unwind-pe.h (size_of_encoded_value): add attribute unused.
371 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
373 * function.c (assign_parm_remove_parallels): Check mode of
375 (assign_parm_setup_block_p): Also check mode of entry_parm.
377 2008-07-07 Richard Guenther <rguenther@suse.de>
379 * tree-ssa-structalias.h (set_used_smts): Remove.
380 * tree-ssa-structalias.c (used_smts): Likewise.
381 (set_used_smts): Likewise.
382 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
383 call to set_used_smts.
385 2008-07-07 Richard Guenther <rguenther@suse.de>
387 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
388 (new_var_info): Set it to false.
389 (solution_set_add): Correctly handle pointers outside a var and
391 (type_safe): Treat variables with is_full_var properly.
392 (do_sd_constraint): Likewise.
393 (do_ds_constraint): Likewise.
394 (process_constraint): Remove zeroing offset for !use_field_sensitive.
395 (get_constraint_for_ptr_offset): New function.
396 (get_constraint_for_component_ref): For addresses at least include
397 the last field of the variable. Handle is_full_vars properly.
398 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
399 (handle_ptr_arith): Remove.
400 (find_func_aliases): Simplify assignment handling.
401 (create_function_info_for): For parameter and result varinfos set
403 (create_variable_info_for): Set is_full_var flag whenever we
404 just created a single varinfo for a decl.
405 (init_alias_vars): Initialize use_field_sensitive from
406 max-fields-for-field-sensitive parameter.
408 2008-07-07 Richard Guenther <rguenther@suse.de>
410 PR tree-optimization/36713
411 * tree-flow-inline.h (is_call_used): New function.
412 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
413 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
414 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
416 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
418 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
420 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
422 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
424 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
425 Nathan Sidwell <nathan@codesourcery.com>
427 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
428 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
430 * config/m68k/t-linux: New.
431 * doc/install.texi: Document m68k-*-linux is now multilibbed by
434 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
436 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
437 * config/m68k/m68k-devices.def: Remove multilibs that only differ
440 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
442 * gcc.c (execute): Fix -Wc++-compat warning.
444 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
447 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
448 constant for little endian.
450 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
452 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
453 mips_base_mips16 instead of TARGET_MIPS16.
454 (mips_base_mips16): Declare.
455 * config/mips/mips.c (mips_base_mips16): Make global.
456 (was_mips16_p): Remove GTY marker.
457 (was_mips16_pch_p): New variable.
458 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
459 (mips_override_options): Force to non-MIPS16 mode initially.
460 Do not complain about MIPS16 PIC incompatibilities here.
461 Only allow -mgpopt if -mexplicit-relocs is in force for
464 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
466 * configure.ac: Check for caddr_t, define to char * if not defined.
467 * configure: Regenerate.
468 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
469 (mmap_gt_pch_use_address): Likewise.
470 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
472 2008-07-06 Richard Guenther <rguenther@suse.de>
474 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
475 (new_var_info): Deal with it.
476 (solution_set_add): Likewise.
477 (bitpos_of_field): Make signed, fix.
478 (struct fieldoff): Remove type and decl fields. Make size field
479 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
481 (fieldoff_compare): Deal with it.
482 (push_fields_onto_fieldstack): Remove has_union argument, glob
483 adjacent non-pointer fields together.
484 (create_function_info_for): Do not set has_union.
485 (create_variable_info_for): Simplify.
487 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
489 * config.gcc (extra_headers): Add cross-stdarg.h for target
490 x86_64-*-* and i?86-*-*.
491 * config/i386/cross-stdarg.h: New.
492 * builtins.c (std_fn_abi_va_list): New.
493 (std_canonical_va_list_type): New.
494 (stabilize_va_list): Replace va_list_type_node use by
495 mtarget.canonical_va_list_type.
496 (gimplify_va_arg_expr): Likewise.
497 (expand_builtin_va_copy): Replace va_list_type_node use by
498 mtarget.fn_abi_va_list.
499 * tree-sra.c (is_va_list_type): New helper.
500 (decl_can_be_decomposed_p): Replace
501 va_list_type_node use by is_va_list_type.
502 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
503 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
504 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
505 * config/i386/i386-protos.h (ix86_get_valist_type): New.
506 (ix86_enum_va_list): New.
507 * config/i386/i386.c (sysv_va_list_type_node): New.
508 (ms_va_list_type_node): New.
509 (ix86_function_type_abi): Remove sorry.
510 (ix86_build_builtin_va_list_abi): New.
511 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
513 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
514 (ix86_init_builtins_va_builtins_abi): New.
515 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
517 (ix86_handle_abi_attribute): New.
518 (attribute_spec): Add sysv_abi and ms_abi.
519 (ix86_fn_abi_va_list): New.
520 (ix86_canonical_va_list_type): New.
521 (ix86_enum_va_list): New.
522 (TARGET_FN_ABI_VA_LIST): New.
523 (TARGET_CANONICAL_VA_LIST_TYPE): New.
524 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
525 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
526 (TARGET_CANONICAL_VA_LIST_TYPE): New.
527 (TARGET_ENUM_VA_LIST): New.
528 * expr.h (std_fn_abi_va_list): New.
529 (std_canonical_va_list_type): New.
530 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
531 (TARGET_CANONICAL_VA_LIST_TYPE): New.
532 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
533 TARGET_CANONICAL_VA_LIST_TYPE.
534 * target.h (struct gcc_target): Add fn_abi_va_list hook
535 and canonical_va_list_type hook.
537 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
539 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
540 integral and pointer types.
542 2008-07-04 Roger Sayle <roger@eyesopen.com>
544 * config/rs6000/host-darwin.c (darwin_rs6000_extra_siganls): Cast
545 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
547 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
550 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns
553 2008-07-04 Jakub Jelinek <jakub@redhat.com>
555 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
556 build_gimple_modify_stmt.
557 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
558 gimple operand. Use fold_build* instead of build*.
560 2008-07-04 Richard Guenther <rguenther@suse.de>
562 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
563 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
564 properly to compute the reachability set if we do field-sensitive PTA.
565 * invoke.texi (max-fields-for-field-sensitive): Document default.
566 * opts.c (decode_options): Set max-fields-for-field-sensitive to
567 100 for optimize >= 2.
569 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
571 * ggc-zone.c (lookup_page_table_if_allocated,
572 set_page_table_entry, zone_find_object_size, alloc_small_page,
573 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
574 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
575 -Wc++-compat and/or -Wcast-qual warnings.
577 2008-07-04 Alan Modra <amodra@bigpond.net.au>
580 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
581 pic_offset_table_rtx to be marked as used here.
582 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
583 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
584 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
585 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
588 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
590 * alloc-pool.c (hash_descriptor, eq_descriptor,
591 alloc_pool_descriptor): Fix -Wc++-compat warnings.
592 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
594 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
595 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
596 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics):
598 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
601 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
603 * tree-flow.h (loop_only_exit_p): Declare.
604 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
605 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
606 the number of iterations if it is constant. Otherwise, if this is the
607 only possible exit of the loop, use the conservative estimate on the
608 number of iterations of the entire loop if available.
610 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
612 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
613 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
614 Add synchronization functions.
615 * config/sync.c: New file.
616 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
617 (LIBGCC_SYNC_CFLAGS): Likewise.
619 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
622 * config/i386/i386.md (mode): Add TF to "mode" attribute.
623 (*pushtf_sse): New insn pattern.
624 (pushtf splitters): New splitters.
626 2008-07-03 Michael Meissner <gnu@the-meissners.org>
629 * predict.c (build_predict_expr): Use void_type_node for the tree
630 type, instead of NULL_TREE.
632 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
634 * config/i386/i386.c (contains_aligned_value_p): Return true
636 (ix86_data_alignment): Align TCmode to 128bits.
637 (ix86_local_alignment): Likewise.
639 2008-07-03 Andrew Haley <aph@redhat.com>
642 * vec.h (VEC_TA): New.
643 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
644 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
645 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
646 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
647 (C_COMMON_FIXED_TYPES): Remove first arg.
648 (C_COMMON_FIXED_MODE_TYPES): Likewise.
649 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
650 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
651 not to use empty macro arguments.
653 2008-07-02 Joseph Myers <joseph@codesourcery.com>
655 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
656 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
657 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
658 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
659 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
660 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
661 config/ia64/crtn.asm, config/m68hc11/larith.asm,
662 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
663 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
664 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
665 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
666 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
667 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
668 config/rs6000/e500crtres64gpr.asm,
669 config/rs6000/e500crtres64gprctr.asm,
670 config/rs6000/e500crtrest32gpr.asm,
671 config/rs6000/e500crtrest64gpr.asm,
672 config/rs6000/e500crtresx32gpr.asm,
673 config/rs6000/e500crtresx64gpr.asm,
674 config/rs6000/e500crtsav32gpr.asm,
675 config/rs6000/e500crtsav64gpr.asm,
676 config/rs6000/e500crtsav64gprctr.asm,
677 config/rs6000/e500crtsavg32gpr.asm,
678 config/rs6000/e500crtsavg64gpr.asm,
679 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
680 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
681 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
682 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
683 config/sparc/sol2-cn.asm: Remove .file directives.
685 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
687 * resource.c (mark_referenced_resources): Look inside
688 UNSPEC_VOLATILEs and ASM_INPUTs.
690 2008-07-02 Ian Lance Taylor <iant@google.com>
692 * rtlanal.c (add_reg_note): New function.
693 * rtl.h (add_reg_note): Declare.
694 * auto-inc-dec.c (attempt_change): Use add_reg_note.
695 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
696 * builtins.c (expand_builtin_longjmp): Likewise.
697 (expand_builtin_nonlocal_goto): Likewise.
698 * calls.c (emit_call_1, expand_call): Likewise.
699 * cfgexpand.c (add_reg_br_prob_note): Likewise.
700 * cfglayout.c (fixup_reorder_chain): Likewise.
701 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
702 (commit_one_edge_insertion): Likewise.
703 * combine.c (move_deaths, distribute_notes): Likewise.
704 * df-problems.c (df_set_note): Likewise.
705 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
706 (set_unique_reg_note): Likewise.
707 (emit_copy_of_insn_after): Likewise.
708 * expr.c (expand_expr_real): Likewise.
709 * gcse.c (add_label_notes): Likewise.
710 * haifa-sched.c (create_check_block_twin): Likewise.
711 * jump.c (mark_jump_label_1): Likewise.
712 * loop-doloop.c (add_test, doloop_modify): Likewise.
713 * loop-unswitch.c (compare_and_jump_seq): Likewise.
714 * lower-subreg.c (move_eh_region_note): Likewise.
715 * optabs.c (emit_libcall_block): Likewise.
716 * predict.c (predict_insn): Likewise.
717 (combine_predictions_for_insn): Likewise.
718 * recog.c (peephole2_optimize): Likewise.
719 * regmove.c (try_auto_increment): Likewise.
720 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
721 * reload.c (find_reloads): Likewise.
722 * reload1.c (fixup_eh_region_note): Likewise.
723 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
724 * reorg.c (delete_prior_computation): Likewise.
725 (delete_computation, dbr_schedule): Likewise.
726 * config/pa/pa.c (legitimize_pic_address): Likewise.
727 * config/sh/sh.c (sh_reorg): Likewise.
729 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
732 * config/libgcc-glibc.ver: Add %exclude.
733 * config/m32r/libgcc-glibc.ver: Likwise.
734 * config/s390/libgcc-glibc.ver: Likwise.
735 * config/sh/libgcc-glibc.ver: Likwise.
736 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
738 * config/i386/libgcc-glibc.ver: New.
740 * config/i386/libgcc-x86_64-glibc.ver: Removed.
742 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
744 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
745 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
746 i[34567]86-*-linux*, x86_64-*-linux*. Add
747 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
748 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
749 x86_64-*-linux*. Add i386/t-linux to tmake_file for
750 i[34567]86-*-linux*, x86_64-*-linux*.
752 * libgcc-std.ver: Add empty GCC_4.4.0.
754 * mkmap-symver.awk: Support multiple versions per symbol.
756 * config/i386/i386.c (ix86_init_builtins): Always define
757 __builtin_fabsq and __builtin_copysignq with fallbacks.
758 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
759 and __builtin_copysignq if SSE2 isn't available.
761 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
762 (LIBGCC2_TF_CEXT): Likwise.
765 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
767 * config/i386/sfp-machine.h: Moved to libgcc.
769 * config/i386/sfp-machine.h: New.
770 * config/i386/t-linux: Likwise.
772 * config/i386/t-darwin: Remove softfp_wrap_start and
774 * config/i386/t-darwin64: Likewise.
776 * config/i386/t-fprules-softfp64: Renamed to ...
777 * config/i386/t-fprules-softfp: This.
779 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
782 2008-07-02 Jason Merrill <jason@redhat.com>
784 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
786 * tree.c (ctor_to_list): New fn.
787 * tree.h: Declare it.
788 (CONSTRUCTOR_ELT): New macro.
789 (CONSTRUCTOR_NELTS): New macro.
791 2008-07-02 Richard Guenther <rguenther@suse.de>
793 * tree-ssa-structalias.c (struct variable_info): Reorder
794 to fill padding on 64bit hosts. Make collapsed_to an int.
795 (get_varinfo_fc): Deal with that.
796 (new_var_info): Likewise.
797 (collapse_rest_of_var): Likewise.
799 2008-07-02 Joshua Sumali <jsumali@redhat.com>
801 * doc/install.texi (--enable-java-home): Document.
802 (--enable-aot-compile-rpm): Likewise.
803 (--with-arch-directory): Likewise.
804 (--with-os-directory): Likewise.
805 (--with-origin-name): Likewise.
806 (--with-arch-suffix): Likewise.
807 (--with-jvm-root-dir): Likewise.
808 (--with-jvm-jar-dir): Likewise.
809 (--with-python-dir): Likewise.
811 2008-07-02 Richard Guenther <rguenther@suse.de>
813 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
814 from decls explicitly. Merge operand checking from tuples.
816 2008-07-02 Martin Jambor <mjambor@suse.cz>
818 * tree-switch-conversion.c: Included timevar.h which I forgot before.
820 2008-07-02 Martin Jambor <mjambor@suse.cz>
822 * tree-switch-conversion.c: Included timevar.h
823 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
825 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
827 2008-07-02 Martin Jambor <mjambor@suse.cz>
829 * tree-switch-conversion.c: Corrected various comments and
831 (build_constructors): Fixed minor formatting mistakes.
833 * invoke.texi (Optimize Options): Corrected the
834 switch-conversion-max-branch-ratio parameter.
836 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
838 * final.c (asm_insn_count): Return zero for an empty asm body.
840 2008-07-02 Richard Guenther <rguenther@suse.de>
842 * bitmap.h (bitmap_set_bit): Return bool.
843 (bitmap_clear_bit): Likewise.
844 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
845 write to the bitmap if it would.
846 (bitmap_clear_bit): Likewise.
847 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
848 bitmap_set_bit return value.
849 (add_pred_graph_edge): Likewise.
850 (add_graph_edge): Likewise.
851 (do_sd_constraint): Likewise.
852 (do_ds_constraint): Likewise.
854 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
856 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
857 Fix -Wc++-compat and/or -Wcast-qual warnings.
858 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
859 gen_regparm_prefix): Likewise.
860 * vmsdbgout.c (write_modbeg, lookup_filename,
861 vmsdbgout_source_line, vmsdbgout_init): Likewise.
863 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
865 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
866 defaults.h definition apply.
868 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
870 * function.c (assign_parm_remove_parallels): New.
871 (assign_parm_setup_block_p): Do not return true for non-BLKmode
873 (assign_parm_setup_block): Do not handle them.
874 (assign_parm_setup_reg, assign_parm_setup_stack): Call
875 assign_parm_remove_parallels.
877 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
879 * c-typeck.c (convert_for_assignment): Use
880 vector_targets_convertible_p.
881 * c-common.c (vector_targets_convertible_p): New.
882 * c-common.h (vector_targets_convertible_p): New prototype.
883 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
884 opaque_p_V2SI_type_node.
886 2008-07-01 Steve Ellcey <sje@cup.hp.com>
888 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
891 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
893 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
894 TFmode constants via two element DImode vector for hosts with
895 HOST_BITS_PER_WIDE_INT < 64.
896 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
897 also for HOST_BITS_PER_WIDE_INT < 64.
899 2008-07-01 Richard Guenther <rguenther@suse.de>
901 PR tree-optimization/36666
902 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
903 (get_constraint_exp_from_ssa_var): Split into ...
904 (get_constraint_exp_for_temp): ... this ...
905 (get_constraint_for_ssa_var): ... and that.
906 Return constraint expressions for all touched sub-fields
907 if the results address is not taken.
908 (process_constraint): Remove assertion that aggregate
909 assignments do not happen at this place.
910 (get_constraint_for_component_ref): Add address_p argument.
911 Return constraint expressions for all touched sub-fields
912 if the results address is not taken.
913 (do_deref): Use get_constraint_exp_for_temp.
914 (get_constraint_for_1): Rename from ...
915 (get_constraint_for): ... this. Add the old function as wrapper.
916 (do_structure_copy): Use get_constraint_for_1.
918 2008-07-01 Martin Jambor <mjambor@suse.cz>
920 * Makefile.in (tree-switch-conversion.o): Add.
921 (OBJS-common): Add tree-swtch-conversion.o.
922 * passes.c (init_optimization_passes): Add pass_convert_switch.
923 * tree-pass.h: (pass_convert_switch): Add.
924 * tree-switch-conversion.c: New file.
925 * gcc.dg/tree-ssa/cswtch.c: New testcase.
926 * common.opt (ftree-cswtch): New option.
927 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
928 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
929 * opts.c (decode_options): Set flag_tree_switch_conversion when
930 optimization level is >= 2.
931 * doc/invoke.texi (Optimize Options): Added description of
932 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
934 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
936 * config/darwin-driver.c (darwin_default_min_version): Fix
937 -Wc++-compat warnings.
939 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
941 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
944 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
946 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
948 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
950 PR rtl-optimization/34744
951 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
952 (df_scan_free_internal): Free data structures not
953 allocated in storage pools.
954 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
955 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
956 df_scan_free_mws_vec.
957 * dse.c (dse_step6): Free offset_map_p and offset_map_n
960 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
962 * config/i386/i386.c (contains_aligned_value_p): Return true
964 (ix86_function_arg_boundary): Return its natural boundary
966 (return_in_memory_32): Don't check TDmode.
967 (ix86_split_to_parts): Support splitting into 4 parts and
968 support TFmode for 32bit target.
969 (ix86_split_long_move): Support splitting into 4 parts.
970 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
972 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
973 (ix86_init_builtins): Here.
974 (ix86_scalar_mode_supported_p): Always return true for TFmode.
975 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
976 'q' and 'w', respectively.
978 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
980 (movtf_internal): Likewise.
981 (<code>tf2): Likewise.
982 (*absnegtf2_sse): Likewise.
983 (copysign<mode>3): Likewise.
984 (copysign<mode>3_const): Likewise.
985 (copysign<mode>3_var): Likewise.
986 (define_split UNSPEC_COPYSIGN): Likewise.
987 * config/i386/sse.md (*nandtf3): Likewise.
988 (<code>tf3): Likewise.
989 (*<code>tf3): Likewise.
991 2008-06-30 Joey Ye <joey.ye@intel.com>
992 H.J. Lu <hongjiu.lu@intel.com>
994 * global.c (compute_regsets): Set frame_pointer_needed here.
995 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
997 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
999 * doc/install.texi (specific): Expand Windows build notes.
1001 2008-06-30 Ira Rosen <irar@il.ibm.com>
1003 PR tree-optimization/36648
1004 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
1005 number of prolog iterations by step. Fix the comment.
1007 2008-06-30 Richard Guenther <rguenther@suse.de>
1010 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
1011 handle calls from ECF_MALLOC functions.
1012 (handle_pure_call): ECF_MALLOC functions do not return
1014 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
1016 2008-06-29 Andreas Schwab <schwab@suse.de>
1018 * config/m68k/m68k.c (print_operand): Always print a float
1020 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
1021 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
1024 * config/rs6000/x-linux64: Remove never used file.
1026 2008-06-29 Richard Guenther <rguenther@suse.de>
1028 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
1030 (struct alias_info): Move ...
1031 * tree-ssa-alias.c: ... here.
1032 (update_alias_info): Declare.
1033 (compute_may_aliases): Call it.
1034 (update_alias_info): New function.
1035 * tree-ssa-structalias.c (update_alias_info): Move ...
1036 * tree-ssa-alias.c (update_alias_info_1): ... here.
1037 * tree-ssa-structalias.c (process_constraint_1): Remove
1038 unused from_call argument. Rename to ...
1039 (process_constraint): ... this. Delete old wrapper.
1040 (make_constraint_to): Adjust callers.
1041 (handle_const_call): Likewise.
1042 (handle_pure_call): Likewise.
1043 (init_base_vars): Likewise.
1044 (handle_lhs_call): Likewise. Remove unnecessary constraint.
1045 (find_func_aliases): We don't need structure copies for
1047 (make_constraint_from_anything): Remove.
1048 (create_variable_info_for): For globals make constraints
1049 from escaped, not from anything.
1050 (compute_points_to_sets): Do not call update_alias_info.
1051 (ipa_pta_execute): Use make_constraint_from.
1053 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1055 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
1056 (bitmap.o-warn, dominance.o-warn): New.
1057 * configure.ac (cxx_compat_warn): Delete.
1058 (loose_warn): Add -Wcast-qual and -Wc++-compat.
1059 * system.h: Remove #pragma diagnostic for -Wcast-qual and
1061 * configure: Regenerate.
1063 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
1066 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1068 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
1069 * df-scan.c (df_notes_rescan): Likewise.
1070 * ggc-page.c (set_page_table_entry): Likewise.
1071 * intl.c (gcc_gettext_width): Likewise.
1072 * varasm.c (get_unnamed_section, get_noswitch_section,
1073 get_section): Likewise.
1075 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
1077 * regrename.c (build_def_use): Don't copy RTX.
1079 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
1081 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
1082 (Type Attributes): Fix nesting of @table and @subsection. Adjust
1083 punctuation. Use @ref instead of @xref.
1084 (Function Names): Remove stray @display/@end display.
1085 (C++ Attributes): Use @ref instead of @xref.
1086 (Deprecated Features): Fix punctuation around @xref.
1087 (Backwards Compatibility): Likewise.
1088 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
1090 2008-06-28 Joseph Myers <joseph@codesourcery.com>
1092 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
1093 constants for E500 double.
1095 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1097 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
1098 element type of const_vector.
1100 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
1102 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
1103 Remove FLAGS_REG clobber from expander pattern.
1104 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
1105 (anddi3, andsi3, andhi3, andqi3): Ditto.
1106 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
1107 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
1108 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
1109 (ashlsi3, ashlhi3, ashlqi3): Ditto.
1110 (ashrsi3, ashrhi3, ashrqi3): Ditto.
1111 (lshrsi3, lshrhi3, lshrqi3): Ditto.
1112 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
1113 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
1115 2008-06-28 Richard Guenther <rguenther@suse.de>
1117 * tree-ssa-structalias.c (callused_id, var_callused,
1118 callused_tree): Add.
1119 (handle_pure_call): New function.
1120 (find_func_aliases): Call it.
1121 (find_what_p_points_to): Handle the call-used set.
1122 (clobber_what_escaped): Likewise.
1123 (compute_call_used_vars): New function.
1124 (init_base_vars): Init the call-used variable.
1125 (do_sd_constraint): Do not propagate the solution from CALLUSED
1126 but use CALLUSED as a placeholder.
1127 (solve_graph): Likewise.
1128 * tree-flow-inline.h (gimple_call_used_vars): New function.
1129 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
1130 (compute_call_used_vars): Declare.
1131 * tree-ssa-alias.c (set_initial_properties): Call
1132 compute_call_used_vars.
1133 (reset_alias_info): Clear call-used variables.
1134 (add_call_clobber_ops): Assert we are not called for const/pure
1135 functions. Remove handling of them.
1136 (add_call_read_ops): Handle pure functions by adding the
1137 call-used set of variables as VUSEs.
1138 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
1139 (delete_tree_ssa): Free it.
1140 * tree-dfa.c (remove_referenced_var): Clear the var from the
1143 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
1145 * tree.c (build_varargs_function_type_list): New.
1146 (build_function_type_list_1): New.
1147 (build_function_type_list): Use build_function_type_list_1.
1148 * tree.h (build_varargs_function_type_list): New.
1150 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1153 * config/spu/spu.c (spu_builtin_splats): Do not generate
1154 invalid CONST_VECTOR expressions.
1155 (spu_expand_vector_init): Likewise.
1157 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
1159 * optabs.c (libfunc_decls): New variable.
1160 (libfunc_decl_hash, libfunc_decl_eq): New functions.
1161 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
1162 for the same function twice.
1164 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
1166 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
1167 ix86_expand_binary_operator directly.
1168 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
1170 (*ashrti3_1): Ditto.
1171 (*lshrti3_1): Ditto.
1172 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
1173 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
1174 using only one splitter. Conditionaly execute splitter before or
1175 after peephole2 pass.
1176 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
1177 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
1178 Use only one alternative in asm template.
1179 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
1181 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
1182 "J" operand constraint for operand 2.
1183 (*ashldi3_cconly_rex64): Ditto.
1184 (*ashrdi3_cmp_rex64): Ditto.
1185 (*ashrdi3_cconly_rex64): Ditto.
1186 (*lshrdi3_cmp_rex64): Ditto.
1187 (*lshrdi3_cconly_rex64): Ditto.
1188 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
1189 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
1190 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
1193 2008-06-27 Jakub Jelinek <jakub@redhat.com>
1195 * gimplify.c (omp_is_private): Don't return true if decl is not
1196 already private on #pragma omp for or #pragma omp parallel for.
1199 * tree-cfg.c (struct move_stmt_d): Replace block field with
1200 orig_block and new_block fields.
1201 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
1202 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
1203 (move_block_to_fn): Replace vars_map and new_label_map arguments
1204 with struct move_stmt_d pointer.
1205 (replace_block_vars_by_duplicates): New function.
1206 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
1207 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
1208 all subblocks of ORIG_BLOCK to the new function. Call
1209 replace_block_vars_by_duplicates.
1210 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
1211 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
1212 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
1213 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
1214 (expand_omp): Temporarily set input_location to the location of
1215 region's controlling stmt.
1216 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
1217 BIND_EXPR, push ctx->block_vars and gimplification vars into
1218 the BIND_EXPR and its block's BLOCK_VARS instead of directly
1220 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
1221 there are any BLOCK_VARS.
1222 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
1223 OMP_PARALLEL or OMP_TASK stmt.
1224 (lower_omp): Save and restore input_location around the lower_omp_1
1227 2008-06-27 Richard Guenther <rguenther@suse.de>
1229 PR tree-optimization/36400
1230 PR tree-optimization/36373
1231 PR tree-optimization/36344
1232 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
1233 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
1234 (update_alias_info): Remove call clobbering code.
1235 (make_constraint_to): New helper function.
1236 (make_escape_constraint): Likewise.
1237 (handle_rhs_call): Use it on all pointer containing arguments.
1238 Also mark the static chain escaped.
1239 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
1240 instead of ANYTHING.
1241 (make_constraint_from): New helper split out from ...
1242 (make_constraint_from_anything): ... here.
1243 (find_func_aliases): Add constraints for escape sites.
1244 (intra_create_variable_infos): Make constraints from NONLOCAL
1246 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
1248 (clobber_what_p_points_to): Remove.
1249 (clobber_what_escaped): New function.
1250 (init_base_vars): Init NONLOCAL and ESCAPED.
1251 (do_sd_constraint): Do not propagate the solution from ESCAPED
1252 but use ESCAPED as a placeholder.
1253 (solve_graph): Likewise.
1254 * tree-flow.h (clobber_what_p_points_to): Remove.
1255 (clobber_what_escaped): Declare.
1256 * tree-ssa-alias.c (set_initial_properties): Call it.
1257 Remove code clobbering escaped pointers.
1259 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
1261 * function.c (allocate_struct_function): Only allocate a unique
1262 funcdef_no if the decl is nonzero.
1264 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
1266 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
1267 * config/mips/mips.c (mips_split_const_insns): New function.
1268 * config/mips/mips.md (move_type): New attribute.
1269 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
1270 (dword_mode): New attribute.
1271 (type): Avoid long line. Map "move_type"s to "type"s,
1272 choosing "multi" for doubleword moves if appropriate.
1273 Swap MTC/MFC comments to match their declaration order.
1274 (extended_mips16): Default to "yes" if "move_type" is "sll0",
1275 "type" is "branch" or "jal" is "direct".
1276 (length): Handle "extended_mips16" first. Make the default
1277 "0" for "ghost" instructions. Set the length from "move_type".
1278 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
1279 of "type", with "sll0" for the register alternative. Remove the
1280 "extended_mips16" attribute.
1281 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
1282 of "type", with "shift_shift" for the register alternative.
1283 Remove the "length" attribute.
1284 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
1285 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
1286 of "type", with "andi" for the register alternative.
1287 (*zero_extendqihi2): Likewise.
1288 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
1289 of "andi" instead of a "type" of "arith".
1290 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
1292 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
1293 (mov_<store>r, *mov<mode>_ra): Likewise.
1294 (extendsidi2): Use "move_type" instead of "type", with "move"
1295 for the register alternative.
1296 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
1297 of "type", with "signext" for the register alternative.
1298 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
1299 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
1300 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
1301 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
1302 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
1303 (unnamed branch insn): Likewise.
1304 (*movdi_gp32_fp64): Fold into...
1305 (*movdi_32bit): ...here.
1306 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
1307 (*movdf_hardfloat): ...this new pattern.
1308 (*movdf_softfloat): Remove redundant FPR alternatives.
1309 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
1310 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
1311 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
1312 the "move" attribute.
1313 (*movdi_32bit): Use "move_type" instead of "type" and remove the
1314 "length" attribute. Use "fpload" and "fpstore" instead of "load"
1315 and "store" for COP loads and stores.
1316 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
1317 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
1318 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
1319 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
1320 (*movtf_mips16, *movv2sf): Likewise.
1321 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
1322 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
1323 (mfhc1<mode>): Use "move_type" instead of "move".
1324 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
1325 (loadgp_blockage): Remove the "length" attribute.
1326 (blockage, set_got_version, update_got_version): Likewise.
1327 (call_internal): Remove the "extended_mips16" attribute.
1328 (call_value_internal, call_value_multiple_internal): Likewise.
1329 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
1331 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
1332 the "length" attribute.
1334 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1336 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
1337 -Wcast-qual warnings.
1338 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
1339 handle_pragma_pop_macro): Likewise.
1340 * collect2.c (resolve_lib_name): Likewise.
1341 * config/arc/arc.c (arc_init): Likewise.
1342 * config/arm/arm.c (neon_builtin_compare,
1343 locate_neon_builtin_icode): Likewise.
1344 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
1345 * config/bfin/bfin.c (bfin_init_machine_status,
1346 bfin_optimize_loop): Likewise.
1347 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
1348 * config/cris/cris.c (cris_init_expanders): Likewise.
1349 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
1350 * config/darwin.c (machopic_indirection_eq,
1351 machopic_indirection_name, machopic_output_indirection): Likewise.
1352 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
1353 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
1354 frv_optimize_membar): Likewise.
1355 * config/i386/cygwin.h (mingw_scan,
1356 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
1357 * config/i386/cygwin1.c (mingw_scan): Likewise.
1358 * config/i386/i386.c (machopic_output_stub): Likewise.
1359 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
1360 i386_pe_unique_section): Likewise.
1361 * config/ia64/ia64.c (ia64_init_machine_status,
1362 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
1364 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
1365 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
1366 * config/m68k/m68k.c (m68k_handle_option,
1367 m68k_sched_md_init_global): Likewise.
1368 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
1369 mcore_unique_section): Likewise.
1370 * config/mips/mips.c (mips_block_move_straight,
1371 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
1373 * config/mmix/mmix.c (mmix_init_machine_status,
1374 mmix_encode_section_info): Likewise.
1375 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
1376 * config/rs6000/rs6000.c (rs6000_init_machine_status,
1377 print_operand_address, output_toc, redefine_groups,
1378 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
1379 * config/s390/s390.c (s390_init_machine_status): Likewise.
1380 * config/score/score.c (score_block_move_straight,
1381 score_block_move_loop_body): Likewise.
1382 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
1383 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
1384 * emit-rtl.c (find_auto_inc): Likewise.
1385 * gcc.c (translate_options, process_command): Likewise.
1386 * reorg.c (dbr_schedule): Likewise.
1387 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
1388 * xcoffout.c (xcoffout_declare_function): Likewise.
1390 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
1392 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
1393 ipa-pta working again.
1395 2008-06-27 David Edelsohn <edelsohn@gnu.org>
1397 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
1400 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
1402 * config.gcc (powerpc*-*-*): Add new core e500mc.
1403 * config/rs6000/e500mc.md: New file.
1404 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1406 (rs6000_override_options): Add e500mc case to
1407 processor_target_table. Altivec and Spe options not allowed
1408 with e500mc. Add isel instruction to e500mc by
1409 default. Initialize rs6000_cost for e500mc.
1410 (rs6000_issue_rate): Set issue rate for e500mc.
1411 * config/rs6000/rs6000.h (processor_type): Add
1412 PROCESSOR_PPCE500MC.
1413 (ASM_CPU_SPEC): Add e500mc.
1414 Set TARGET_ISEL to rs6000_isel.
1415 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
1416 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
1417 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
1419 * doc/invoke.texi: Add e500mc to list of cpus.
1421 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1424 * c-lex.c (lex_charconst): Initialize unsignedp.
1426 2008-06-27 Olivier Hainque <hainque@adacore.com>
1428 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
1429 documented assumptions.
1431 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
1433 * dwarf2out.c: Remove trailing white spaces. Break long line
1436 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
1438 * libfuncs.h (LTI_synchronize): New libfunc_index.
1439 (synchronize_libfunc): Declare.
1440 * builtins.c (expand_builtin_synchronize): Consider using
1441 synchronize_libfunc before falling back on an asm blockage.
1442 * config/mips/mips.c: Include libfuncs.h
1443 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
1445 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
1447 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
1448 parameter. Copy stack_reg to r11 where appropriate.
1449 (no_global_regs_above): Add gpr parameter.
1450 (rs6000_stack_info): Only add padding for SPE save area if we
1451 are saving SPE GPRs and CR.
1452 (saveres_routine_syms): New variable.
1453 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
1455 (rs6000_savres_routine_sym): New function.
1456 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
1458 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
1459 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
1460 Tweak FPR out-of-line saving.
1461 (rs6000_make_savres_rtx): New function.
1462 (rs6000_use_multiple_p): New function.
1463 (rs6000_savres_strategy): New function.
1464 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
1465 out-of-line if appropriate.
1466 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
1467 if we are optimizing for size.
1468 (GP_SAVE_INLINE): Define.
1469 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
1470 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
1471 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
1472 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
1473 (*save_fpregs_<mode>): Add use of r11.
1474 (*restore_gpregs_<mode>): New insn.
1475 (*return_and_restore_gpregs_<mode>): New insn.
1476 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
1478 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
1479 (*restore_gpregs_spe): New insn.
1480 (*return_and_restore_gpregs_spe): New insn.
1481 * config/rs6000/predicates.md (save_world_operation): Fix check.
1483 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
1485 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
1486 this point, so assert that.
1488 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
1490 * cfganal.c: Include vec.h and vecprim.h.
1491 (compute_idf): Import from...
1492 * tree-into-ssa (compute_idf): ...here.
1493 * basic-block.h (compute_idf): Export.
1495 2008-06-26 Joseph Myers <joseph@codesourcery.com>
1497 * c-decl.c (merge_decls): Use !current_function_decl to check for
1498 extern declaration of C99 inline function being at file scope.
1500 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
1502 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
1504 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1506 * alias.c (record_alias_subset, init_alias_analysis): Fix
1507 -Wc++-compat and/or -Wcast-qual warnings.
1508 * attribs.c (lookup_attribute_spec): Likewise.
1509 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
1510 copy_bb, connect_traces,
1511 find_rarely_executed_basic_blocks_and_cr): Likewise.
1512 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
1513 note_btr_set, migrate_btr_defs): Likewise.
1514 * builtins.c (result_vector, expand_builtin_memcpy,
1515 expand_builtin_mempcpy_args, expand_builtin_strncpy,
1516 builtin_memset_read_str, expand_builtin_printf,
1517 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
1519 * caller-save.c (mark_set_regs): Likewise.
1520 * calls.c (expand_call, emit_library_call_value_1): Likewise.
1521 * cgraph.c (cgraph_edge): Likewise.
1522 * combine.c (likely_spilled_retval_1): Likewise.
1523 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
1524 htab_counts_entry_del, get_coverage_counts): Likewise.
1525 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
1526 new_cselib_val): Likewise.
1527 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
1528 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
1530 * df-core.c (df_compact_blocks): Likewise.
1531 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
1532 * df-scan.c (df_grow_reg_info, df_ref_create,
1533 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
1534 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
1535 df_record_entry_block_defs, df_record_exit_block_uses,
1536 df_bb_verify): Likewise.
1537 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
1538 DF_REF_EXTRACT_MODE_CONST): New.
1539 * dominance.c (get_immediate_dominator, get_dominated_by,
1540 nearest_common_dominator, root_of_dom_tree,
1541 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
1542 -Wc++-compat and/or -Wcast-qual warnings.
1543 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
1544 record_store, replace_read, check_mem_read_rtx, scan_insn,
1545 dse_step1, dse_record_singleton_alias_set): Likewise.
1546 * dwarf2asm.c (dw2_force_const_mem): Likewise.
1548 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1550 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
1551 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
1552 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
1553 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
1554 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
1555 add_ranges_num, add_ranges_by_labels, file_info_cmp,
1556 file_name_acquire, output_file_names, add_const_value_attribute,
1557 premark_used_types_helper, file_table_eq, file_table_hash,
1558 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
1559 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
1560 -Wcast-qual warnings.
1561 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
1562 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
1563 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
1564 gen_reg_rtx, start_sequence, init_emit): Likewise.
1565 * et-forest.c (et_new_occ, et_new_tree): Likewise.
1566 * except.c (init_eh_for_function, gen_eh_region,
1567 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
1568 arh_to_landing_pad, arh_to_label, add_action_record,
1569 add_call_site, switch_to_exception_section): Likewise.
1570 * expmed.c (synth_mult): Likewise.
1571 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
1572 store_expr): Likewise.
1573 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
1575 * function.c (assign_stack_temp_for_type,
1576 allocate_struct_function, match_asm_constraints_1): Likewise.
1577 * gcov-io.c (gcov_allocate): Likewise.
1578 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
1579 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
1580 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
1581 record_one_set, insert_expr_in_table, insert_set_in_table,
1582 dump_hash_table, compute_hash_table_work, alloc_hash_table,
1583 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
1584 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
1585 -Wcast-qual warnings.
1587 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1589 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
1590 -Wcast-qual warnings.
1591 * gcc.c (process_command): Likewise.
1592 * genattrtab.c (oballoc): Use XOBNEW.
1593 (oballocvec): Define.
1594 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
1595 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
1596 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
1597 -Wc++-compat and/or -Wcast-qual warnings.
1598 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
1599 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
1600 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
1601 gen_presence_absence_set, gen_automaton, gen_regexp_el,
1602 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
1603 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
1604 add_excls, process_presence_absence_names,
1605 process_presence_absence_patterns, add_presence_absence,
1606 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
1607 get_free_state, add_arc, get_free_automata_list_el,
1608 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
1609 transform_3, cache_presence, create_ainsns, create_automata,
1610 create_state_ainsn_table, dfa_insn_code_enlarge,
1611 output_trans_func, output_min_issue_delay_func,
1612 output_dead_lock_func, output_reset_func,
1613 output_get_cpu_unit_code_func, output_dfa_start_func,
1614 expand_automata): Likewise.
1615 * genextract.c (gen_insn): Likewise.
1616 * gengtype-lex.l: Likewise.
1617 * gengtype.c (read_input_list, adjust_field_type,
1618 process_gc_options): Likewise.
1619 * genoutput.c (note_constraint): Likewise.
1620 * genpreds.c (mangle, add_constraint): Likewise.
1621 * genrecog.c (process_define_predicate, new_decision,
1622 add_to_sequence): Likewise.
1623 * gensupport.c (record_insn_name): Likewise.
1625 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1627 * config/i386/driver-i386.c (detect_caches_amd,
1628 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
1629 and/or -Wcast-qual warnings.
1630 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
1631 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
1632 gt_pch_save): Likewise.
1633 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
1634 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
1635 * global.c (compute_regsets): Likewise.
1636 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
1637 finish_graph_dump_file): Likewise.
1638 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
1639 unlink_bb_notes): Likewise.
1640 * integrate.c (get_hard_reg_initial_val): Likewise.
1641 * ipa-prop.c (ipa_push_func_to_list): Likewise.
1642 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
1643 * local-alloc.c (update_equiv_regs): Likewise.
1644 * loop-invariant.c (check_invariant_table_size,
1645 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
1647 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
1648 altered_reg_used, mark_altered): Likewise.
1649 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
1650 insert_var_expansion_initialization,
1651 combine_var_copies_in_loop_exit, apply_opt_in_copies,
1652 release_var_copies): Likewise.
1653 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
1654 analyze_matrix_decl, add_allocation_site, analyze_transpose,
1655 analyze_accesses_for_phi_node, check_var_notmodified_p,
1656 check_allocation_function, find_sites_in_func,
1657 record_all_accesses_in_func, transform_access_sites,
1658 transform_allocation_sites): Likewise.
1659 * omp-low.c (new_omp_region, create_omp_child_function_name,
1660 check_omp_nesting_restrictions, check_combined_parallel,
1661 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
1662 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
1663 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
1664 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
1666 * opts-common.c (prune_options): Likewise.
1667 * opts.c (add_input_filename, print_filtered_help,
1668 get_option_state): Likewise.
1669 * params.c (add_params): Likewise.
1670 * passes.c (set_pass_for_id, next_pass_1,
1671 do_per_function_toporder, pass_fini_dump_file): Likewise.
1672 * postreload.c (reload_cse_simplify_operands): Likewise.
1673 * predict.c (tree_predicted_by_p, tree_predict_edge,
1674 clear_bb_predictions, combine_predictions_for_bb): Likewise.
1676 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1678 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
1680 * recog.c (check_asm_operands, validate_change_1): Likewise.
1681 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
1682 subst_asm_stack_regs): Likewise.
1683 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
1684 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
1685 * regmove.c (reg_is_remote_constant_p): Likewise.
1686 * regrename.c (regrename_optimize, scan_rtx_reg,
1687 kill_clobbered_value, kill_set_value, kill_autoinc_value):
1689 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
1690 regstat_compute_calls_crossed): Likewise.
1691 * reload1.c (init_reload, new_insn_chain,
1692 has_nonexceptional_receiver, reload, copy_reloads,
1693 calculate_needs_all_insns, init_elim_table): Likewise.
1694 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
1695 * rtl.c (shallow_copy_rtx_stat): Likewise.
1696 * rtlanal.c (parms_set): Likewise.
1697 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
1698 sbitmap_resize, sbitmap_vector_alloc): Likewise.
1699 * sched-ebb.c (earliest_block_with_similiar_load,
1700 add_deps_for_risky_insns): Likewise.
1701 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
1702 schedule_region): Likewise.
1703 * see.c (eq_descriptor_pre_extension,
1704 hash_descriptor_pre_extension, hash_del_pre_extension,
1705 eq_descriptor_properties, hash_descriptor_properties,
1706 hash_del_properties, see_seek_pre_extension_expr,
1707 see_initialize_data_structures, see_print_register_properties,
1708 see_print_pre_extension_expr, see_delete_merged_def_extension,
1709 see_delete_unmerged_def_extension, see_emit_use_extension,
1710 see_pre_delete_extension, see_map_extension, see_commit_changes,
1711 see_analyze_merged_def_local_prop,
1712 see_analyze_merged_def_local_prop,
1713 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
1714 see_set_prop_merged_def, see_set_prop_unmerged_def,
1715 see_set_prop_unmerged_use, see_print_one_extension,
1716 see_merge_one_use_extension, see_merge_one_def_extension,
1717 see_store_reference_and_extension, see_update_uses_relevancy,
1718 see_update_defs_relevancy): Likewise.
1719 * statistics.c (hash_statistics_hash, hash_statistics_eq,
1720 hash_statistics_free, curr_statistics_hash): Likewise.
1721 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
1722 expand_asm_operands, expand_return, case_bit_test_cmp,
1723 expand_case): Likewise.
1724 * stor-layout.c (start_record_layout): Likewise.
1725 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
1726 gt_pch_save_stringpool): Likewise.
1727 * tree-data-ref.c (hash_stmt_vertex_info,
1728 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
1729 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
1731 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
1734 * config/i386/i386.md : Change constraints of HImode and QImode
1735 immediate operands from "i" to "n". Change SImode "ni" constraint to
1736 "i" and SImode "rmi" constraint to "g". Remove all constraints
1737 from const0_operand and const1_operand predicated operands.
1738 (i): Change QImode and HImode attribute from "i" to "n".
1739 (*subqi_2): Change HImode operands to QImode.
1742 2008-06-25 Olivier Hainque <hainque@adacore.com>
1744 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
1747 2008-06-25 Richard Guenther <rguenther@suse.de>
1749 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
1750 not overflow the result type.
1752 2008-06-25 Richard Guenther <rguenther@suse.de>
1754 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
1755 (vn_lookup): Likewise.
1757 2008-06-25 Richard Guenther <rguenther@suse.de>
1759 PR tree-optimization/35518
1760 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
1761 * tree-sra.c (instantiate_element): Use fold_build3 to build
1763 (try_instantiate_multiple_fields): Likewise.
1765 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1767 * config/rs6000/rs6000.md: Change all string instruction's clobber to
1770 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1772 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
1773 use_backchain_to_restore_sp to true
1774 if the offset of the link register save area would go over the 32k - 1
1775 offset limit of the load
1778 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
1780 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
1781 anchor for the type-punning blurb. Cross-reference "Structures
1782 unions enumerations and bit-fields implementation". Provide a
1783 cast-through-pointer example. Make final sentence self-contained.
1784 * doc/implement-c.texi (Structures unions enumerations and
1785 bit-fields implementation): Cross-reference the type-punning blurb
1786 in the -fstrict-aliasing documentation.
1788 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1791 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
1792 the memory instead of the memory itself for the save area.
1794 2008-06-24 Olivier Hainque <hainque@adacore.com>
1795 Nicolas Roche <roche@adacore.com>
1797 * gengtype.c (srcdir_len): size_t instead of int.
1798 (get_file_realbasename): New function. For F a filename, the real
1799 basename of F, with all the path components stripped.
1800 (get_file_srcdir_relative_path): New function. For F a filename, the
1801 relative path to F from $(srcdir).
1802 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
1803 get_file_realbasename. Adjust the head comment.
1804 (get_prefix_langdir_index): New function. For F a filename, return the
1805 lang_dir_names[] relative index of the language directory that is
1807 (get_file_langdir): For F a filename, return the name of the language
1808 directory where F is located.
1809 (get_file_gtfilename): New function. The gt- output file name for an
1811 (get_output_file_with_visibility): Replace in-line computations with
1812 uses of get_file_gtfilename and get_prefix_langdir_index.
1813 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
1815 2008-06-24 Jakub Jelinek <jakub@redhat.com>
1817 PR tree-optimization/36504
1818 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
1819 references without base address.
1821 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1824 * calls.c (expand_call): Increase alignment for recursive functions.
1826 2008-06-23 Anatoly Sokolov <aesok@post.ru>
1828 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
1829 (TARGET_FUNCTION_VALUE): New define.
1830 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
1831 * config/avr/avr.h (FUNCTION_VALUE): Remove.
1833 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1835 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
1836 (fmod<mode>3): Ditto.
1837 (remainderxf3): Ditto.
1838 (remainder<mode>3): Ditto.
1840 2008-06-23 Jakub Jelinek <jakub@redhat.com>
1843 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
1844 REG is a hard register.
1846 PR tree-optimization/36508
1847 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
1848 499, don't check it at all in release compilers.
1850 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1852 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
1853 together with SSE_TARGET_MATH to disable insn pattern.
1854 (*fop_<MODEF:mode>_2_i387): Ditto.
1855 (*fop_<MODEF:mode>_3_i387): Ditto.
1857 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
1859 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
1861 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1864 * gimplify.c (gimplify_asm_expr): Check the return code of
1865 parse_output_constraint call, set function return and is_inout
1868 2008-06-22 Ian Lance Taylor <iant@google.com>
1870 * c-lex.c (narrowest_unsigned_type): Change itk to int.
1871 (narrowest_signed_type): Likewise.
1872 * c-typeck.c (c_common_type): Change local variable mclass to enum
1874 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
1875 tcc_comparison, not the tree code itself.
1876 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
1877 (c_expand_expr): Cast modifier to enum expand_modifier.
1878 * c-common.h (C_RID_CODE): Add casts.
1879 (C_SET_RID_CODE): Define.
1880 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
1881 (c_lex_one_token): Add cast to avoid warning.
1882 (c_parser_objc_type_name): Rename local typename to type_name.
1883 (check_no_duplicate_clause): Change code parameter to enum
1885 (c_parser_omp_var_list_parens): Change kind parameter to enum
1887 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
1888 c_parser_omp_list_var_parens.
1889 (c_parser_omp_threadprivate): Likewise.
1890 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
1891 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
1892 * c-format.c (NO_FMT): Define.
1893 (printf_length_specs): Use NO_FMT.
1894 (asm_fprintf_length_specs): Likewise.
1895 (gcc_diag_length_specs): Likewise.
1896 (scanf_length_specs): Likewise.
1897 (strfmon_length_specs): Likewise.
1898 (gcc_gfc_length_specs): Likewise.
1899 (printf_flag_specs): Change 0 to STD_C89.
1900 (asm_fprintf_flag_specs): Likewise.
1901 (gcc_diag_flag_specs): Likewise.
1902 (gcc_cxxdiag_flag_specs): Likewise.
1903 (scanf_flag_specs): Likewise.
1904 (strftime_flag_specs): Likewise.
1905 (strfmon_flag_specs): Likewise.
1906 (print_char_table): Likewise.
1907 (asm_fprintf_char_table): Likewise.
1908 (gcc_diag_char_table): Likewise.
1909 (gcc_tdiag_char_table): Likewise.
1910 (gcc_cdiag_char_table): Likewise.
1911 (gcc_cxxdiag_char_table): Likewise.
1912 (gcc_gfc_char_table): Likewise.
1913 (scan_char_table): Likewise.
1914 (time_char_table): Likewis.
1915 (monetary_char_table): Likewise.
1916 * c-format.h (BADLEN): Likewise.
1918 2008-06-21 Ian Lance Taylor <iant@google.com>
1920 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
1921 Define END_OF_BASE_TREE_CODES around inclusion.
1922 * tree.c (tree_code_type): New global array.
1923 (tree_code_length, tree_code_name): Likewise.
1924 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
1926 (all-tree.def, s-alltree): New targets.
1927 (gencheck.h, s-gencheck): Remove.
1928 (tree.o): Depend upon all-tree.def.
1929 (build/gencheck.o): Remove gencheck.h dependency.
1930 (mostlyclean): Don't remove gencheck.h.
1931 * c-common.h (enum c_tree_code): Remove.
1932 * c-lang.c (tree_code_type): Remove.
1933 (tree_code_length, tree_code_name): Remove.
1934 * gencheck.c (tree_codes): Include all-tree.def, rather than
1935 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
1937 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
1939 * cp/cp-tree.h (enum cplus_tree_code): Remove.
1940 (operator_name_info): Size to MAX_TREE_CODES.
1941 (assignment_operator_name_info): Likewise.
1942 * cp/cp-lang.c (tree_code_type): Remove.
1943 (tree_code_length, tree_code_name): Remove.
1944 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
1945 (assignment_operator_name_info): Likewise.
1946 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
1948 * cp/mangle.c (write_expression): Likewise.
1949 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
1950 * fortran/f95-lang.c (tree_code_type): Remove.
1951 (tree_code_length, tree_code_name): Remove.
1952 * java/java-tree.h (enum java_tree_code): Remove.
1953 * java/lang.c (tree_code_type): Remove.
1954 (tree_code_length, tree_code_name): Remove.
1955 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
1956 * objc/objc-act.h (enum objc_tree_code): Remove.
1957 * objc/objc-lang.c (tree_code_type): Remove.
1958 (tree_code_length, tree_code_name): Remove.
1959 * objcp/objcp-lang.c (tree_code_type): Remove.
1960 (tree_code_length, tree_code_name): Remove.
1961 * ada/ada-tree.h (enum gnat_tree_code): Remove.
1962 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
1963 * ada/misc.c (tree_code_type): Remove.
1964 (tree_code_length, tree_code_name): Remove.
1966 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
1968 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
1969 the grand_bitmap_obstack.
1971 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1973 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
1974 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
1975 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
1976 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
1977 move_stmt_r, new_label_mapper): Likewise.
1978 * tree-complex.c (cvc_lookup): Likewise.
1979 * tree-dfa.c (create_function_ann): Likewise.
1980 * tree-dump.c (dump_register): Likewise.
1981 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
1982 find_phi_replacement_condition): Likewise.
1983 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
1984 tree_function_versioning): Likewise.
1985 * tree-into-ssa.c (cmp_dfsnum): Likewise.
1986 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
1987 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
1988 get_nonlocal_debug_decl, convert_nonlocal_reference,
1989 convert_nonlocal_omp_clauses, get_local_debug_decl,
1990 convert_local_reference, convert_local_omp_clauses,
1991 convert_nl_goto_reference, convert_nl_goto_receiver,
1992 convert_tramp_reference, convert_call_expr): Likewise.
1993 * tree-outof-ssa.c (contains_tree_r): Likewise.
1994 * tree-parloops.c (reduction_phi, initialize_reductions,
1995 eliminate_local_variables_1, add_field_for_reduction,
1996 add_field_for_name, create_phi_for_local_result,
1997 create_call_for_reduction_1, create_loads_for_reductions,
1998 create_stores_for_reduction, create_loads_and_stores_for_name):
2000 * tree-phinodes.c (allocate_phi_node): Likewise.
2001 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
2002 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
2003 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
2004 * tree-ssa-coalesce.c (compare_pairs): Likewise.
2005 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
2006 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
2007 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
2008 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
2009 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
2010 vn_nary_op_insert): Likewise.
2011 * tree-ssa.c (redirect_edge_var_map_add,
2012 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
2013 * tree-vectorizer.c (vectorize_loops): Likewise.
2014 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
2015 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
2016 tree_cons_stat, build1_stat, build_variant_type_copy,
2017 decl_init_priority_lookup, decl_fini_priority_lookup,
2018 decl_priority_info, decl_restrict_base_lookup,
2019 decl_restrict_base_insert, decl_debug_expr_lookup,
2020 decl_debug_expr_insert, decl_value_expr_lookup,
2021 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
2022 type_hash_add, get_file_function_name, tree_check_failed,
2023 tree_not_check_failed, tree_range_check_failed,
2024 omp_clause_range_check_failed, build_omp_clause,
2025 build_vl_exp_stat): Likewise.
2026 * value-prof.c (gimple_histogram_value,
2027 gimple_duplicate_stmt_histograms): Likewise.
2028 * var-tracking.c (attrs_list_insert, attrs_list_copy,
2029 unshare_variable, variable_union_info_cmp_pos, variable_union,
2030 dataflow_set_different_1, dataflow_set_different_2,
2031 vt_find_locations, variable_was_changed, set_variable_part,
2032 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
2033 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
2034 section_entry_hash, object_block_entry_eq,
2035 object_block_entry_hash, create_block_symbol,
2036 initialize_cold_section_name, default_function_rodata_section,
2037 strip_reg_name, set_user_assembler_name, const_desc_eq,
2038 build_constant_desc, output_constant_def, lookup_constant_def,
2039 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
2040 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
2041 default_internal_label): Likewise.
2042 * varray.c (varray_init, varray_grow): Likewise.
2043 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
2045 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
2047 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
2048 operators for "test" insn. Macroize insn using SWI mode macro.
2049 (*jcc_fused_2): Ditto.
2050 (*jcc_fused_3): Macroize insn using SWI mode macro.
2051 (*jcc_fused_4): Ditto.
2053 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
2055 * tree-ssa-pre.c: Fix typo in comment.
2056 (init_antic, fini_antic): Add explicit funtions for
2057 initializing and deinitializing ANTIC and AVAIL sets.
2058 (create_expression_by_pieces): Fix typo in comment.
2059 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
2060 (execute_pre): Eventually dump details about ANTIC_IN.
2062 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2064 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
2065 * gcc.c (translate_options, init_spec, store_arg, read_specs,
2066 add_to_obstack, file_at_path, find_a_file, execute,
2067 add_preprocessor_option, add_assembler_option, add_linker_option,
2068 process_command, insert_wrapper, do_option_spec, do_self_spec,
2069 spec_path, do_spec_1, is_directory, main, used_arg,
2070 getenv_spec_function): Likewise.
2071 * tlink.c (symbol_hash_lookup, file_hash_lookup,
2072 demangled_hash_lookup, symbol_push, file_push, frob_extension):
2075 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2077 * doc/rtl.texi: Updated subreg section.
2079 2008-06-19 Jakub Jelinek <jakub@redhat.com>
2082 * cgraphunit.c (cgraph_process_new_functions): Don't clear
2083 node->needed and node->reachable.
2084 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
2085 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
2086 (expand_task_call): Don't call expand_task_copyfn.
2087 (expand_task_copyfn): Renamed to...
2088 (finalize_task_copyfn): ... this.
2090 2008-06-19 Jan Hubicka <jh@suse.cz>
2092 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
2093 clobbering framepointer.
2095 2008-06-19 Jan Hubicka <jh@suse.cz>
2097 * tree-optimize.c (execute_early_local_optimizations): Set
2098 cgraph_state only at first invocation.
2100 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2102 * system.h (-Wc++-compat): Activate as a warning, no an error.
2104 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
2106 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
2107 instead of "#" in insn asm template.
2108 (*jcc_fused_2): Ditto.
2110 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
2112 * config/i386/i386.h (ix86_tune_indices)
2113 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
2114 (TARGET_FUSE_CMP_AND_BRANCH): New define.
2115 * config/i386/i386.md (*jcc_fused_1): New insn pattern
2116 (*jcc_fused_2): Ditto.
2117 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
2118 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
2119 (print operand): Handle 'E' and 'e' code.
2121 2008-06-19 Anatoly Sokolov <aesok@post.ru>
2123 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
2124 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2125 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2127 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
2129 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
2131 (cgraph_expand_function): Use local copy of decl.
2132 (cgraph_expand_all_functions): Remove redundant initialization of
2134 (cgraph_optimize): Reword internal_error message.
2136 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
2138 * arm-protos.h (arm_return_in_memory): Remove public
2139 arm_return_in_memory() prototype.
2140 * arm.c (arm_return_in_memory): Add static prototype, add target
2141 hook macro, change definition and comments.
2142 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
2144 2008-06-19 Ben Elliston <bje@au.ibm.com>
2146 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
2147 real.c: Remove references to IEEE 754R.
2148 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
2149 * doc/libgcc.texi (Decimal float library routines): Likewise.
2151 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2153 * targhooks.h (struct gcc_target): New member unwind_word_mode.
2154 (default_unwind_word_mode): Add prototype.
2155 * targhooks.c (default_unwind_word_mode): New function.
2156 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
2157 instead of word_mode.
2158 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
2159 (TARGET_INITIALIZER): Use it.
2161 * c-common.c (handle_mode_attribute): Support "unwind_word"
2163 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
2165 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
2166 word_mode to access SjLj_Function_Context member "data".
2167 (sjlj_emit_dispatch_table): Likewise. Also, perform type
2168 conversion from targetm.eh_return_filter_mode () to
2169 targetm.unwind_word_mode () if they differ.
2171 * builtin-types.def (BT_UNWINDWORD): New primitive type.
2172 (BT_FN_UNWINDWORD_PTR): New function type.
2173 (BT_FN_WORD_PTR): Remove.
2174 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
2175 * except.c (expand_builtin_extend_pointer): Convert pointer to
2176 targetm.unwind_word_mode () instead of word_mode.
2178 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
2179 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
2180 (spu_unwind_word_mode): New function.
2181 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
2182 (TARGET_UNWIND_WORD_MODE): Define.
2183 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
2185 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2187 * config/spu/spu.c (reg_align): Remove.
2188 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
2189 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
2190 (spu_split_store): Likewise.
2192 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
2194 * gcc/tree-vn.c: Fix typo in comment.
2196 2008-06-18 Jan Hubicka <jh@suse.cz>
2198 * cgraphunit.c (cgraph_optimize): Output debug info when doing
2199 toplevel reorder too.
2201 2008-06-18 Jan Hubicka <jh@suse.cz>
2203 * c-opts.c (c_common_post_options): PCH is not compatible with
2205 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
2206 -fno-toplevel-reorder by default now.
2208 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2210 PR documentation/30739
2211 * doc/install.texi (Prerequisites): Document dependency on awk.
2213 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
2214 Ian Lance Taylor <iant@google.com>
2216 PR rtl-optimization/35604
2217 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
2218 only want to change jump destinations, not eventual label comparisons.
2220 2008-06-16 Jan Hubicka <jh@suse.cz>
2222 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
2224 (cgraph_analyze_function): Likewise.
2226 2008-06-16 Jan Hubicka <jh@suse.cz>
2228 * cgraph.h (cgraph_mark_if_needed): New function.
2229 * cgraphunit.c (cgraph_mark_if_needed): New function.
2230 * c-decl.c (duplicate_decl): Use it.
2232 2008-06-16 Jan Hubicka <jh@suse.cz>
2234 * cgraph.c (cgraph_add_new_function): When in expansion state, do
2237 2008-06-16 Jan Hubicka <jh@suse.cz>
2239 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
2241 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
2242 Kazu Hirata <kazu@codesourcery.com>
2243 Maxim Kuvyrkov <maxim@codesourcery.com
2245 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
2246 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
2247 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
2248 EXTRA_SPEC_FUNCTIONS.
2249 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
2250 (DRIVER_SELF_SPECS): Adjust.
2251 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
2252 * config/mips/st.h, config/mips/t-st: New.
2253 * config/mips/driver-native.c, config/mips/x-native: New.
2254 * doc/invoke.texi (MIPS): Document 'native' value for -march and
2257 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2259 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
2261 (ISA_HAS_FP_CONDMOVE): New macro.
2262 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
2263 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
2264 (ISA_HAS_NMADD3_NMSUB3): New macro.
2265 * config/mips/mips.c (mips_rtx_costs): Update.
2266 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
2267 compiling for ST Loongson 2E/2F.
2268 (madd<mode>): Rename to madd4<mode>. Update.
2269 (madd3<mode>): New pattern.
2270 (msub<mode>): Rename to msub4<mode>. Update.
2271 (msub3<mode>): New pattern.
2272 (nmadd<mode>): Rename to nmadd4<mode>. Update.
2273 (nmadd3<mode>): New pattern.
2274 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
2275 (nmadd3<mode>_fastmath): New pattern.
2276 (nmsub<mode>): Rename to nmsub4<mode>. Update.
2277 (nmsub3<mode>): New pattern.
2278 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
2279 (nmsub3<mode>_fastmath): New pattern.
2280 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
2282 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
2284 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
2285 (DF_REF_INSN_INFO): New.
2286 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
2287 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
2288 with a NULL DF_REF_INSN_INFO.
2289 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
2291 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
2292 DF_INSN_INFO_EQ_USES): New.
2293 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
2294 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
2295 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
2296 * df-core.c: Update comment for above changes.
2297 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
2298 DF_INSN_UID_* macros.
2299 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
2300 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
2301 insn rtx. Update all callers.
2302 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
2303 df_ref_create_structure, df_insn_refs_collect): Likewise.
2304 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
2305 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
2306 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
2307 macros to access the insn refs.
2308 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
2309 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
2310 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
2311 for accessing the refs.
2312 (try_fwprop_subst): Likewise.
2313 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
2314 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
2315 for accessing the refs.
2316 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
2317 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
2318 to look at the insn refs.
2319 (record_uses): Likewise.
2320 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
2322 (mark_artificial_uses): Don't mark_insn for artificial refs.
2323 (mark_reg_rependencies): Likewise.
2325 * doc/rtl.texi: Remove documentation of ADDRESSOF.
2327 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2329 * configure: Regenerate.
2331 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
2333 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
2334 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2335 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2337 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
2339 * config/avr/avr.c (avr_mcu_t): Add attiny167.
2340 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2341 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2343 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
2345 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
2346 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2347 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2349 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
2351 * tree-ssa-sccvn.c: Fix format of comments.
2353 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
2355 * cgraph.c: Remove unneeded forward declarations of eq_node()
2358 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
2360 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
2362 (see_update_relevancy): Likewise.
2363 * fwprop.c (try_fwprop_subst): Likewise.
2364 * rtlanal.c (noop_move_p): Likewise.
2365 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
2366 notes to non-existing libcall blocks.
2367 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
2369 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
2370 (dead_libcall_p): Remove.
2371 (delete_trivially_dead_insns): Don't use it.
2372 * web.c (union_defs): Remove comment about keeping nops.
2373 * gcse.c (hash_scan_insn): Don't take libcall pointers.
2374 (compute_hash_table_work): Don't track libcall notes.
2375 (do_local_cprop): Don't take libcall pointers. Don't update
2377 (adjust_libcall_notes): Deleted.
2378 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
2379 ever have existed in the first place).
2380 (replace_store_insn): Don't try to remove libcall notes.
2381 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
2382 (resolve_reg_notes): Don't call them.
2383 (resolve_simple_move): Likewise.
2384 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
2385 Don't remove REG_RETVAL notes.
2386 * emit-rtl.c (try_split): Don't update libcall notes.
2387 (emit_copy_of_insn_after): Dito.
2388 * cselib.c (cselib_current_insn_in_libcall): Remove.
2389 (cselib_process_insn): Don't set/clear it.
2390 (new_elt_loc_list): Don't record it.
2391 (cselib_init): Don't initialize it.
2392 * cselib.c (struct elt_loc_list): Remove in_libcall field.
2393 * loop-invariant.c (find_invariant_insn): Don't look for libcall
2395 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
2396 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
2397 (init_deps): Don't initialize it.
2398 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
2399 * combine.c (delete_noop_moves): Don't update libcall notes.
2400 (can_combine_p): Remove now pointless #if 0 block.
2401 (try_combine): Remove another obsolete #if 0 block.
2402 (distribute_notes): Don't distribute libcall notes.
2403 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
2404 * dce.c (libcall_dead_p): Remove.
2405 (delete_unmarked_insns): Don't handle libcall blocks.
2406 (preserve_libcall_for_dce): Remove.
2407 (prescan_insns_for_dce): Don't special-case libcall block insns.
2408 * reload1 (reload): Don't handle libcall notes.
2409 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
2412 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
2414 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
2415 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2416 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2418 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
2420 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
2421 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2422 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2424 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2426 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
2428 2008-06-16 Ira Rosen <irar@il.ibm.com>
2430 PR tree-optimization/36493
2431 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
2432 the arguments list. Use VECTYPE to create vector pointer.
2433 (vectorizable_store): Fail if accesses through a pointer to vectype
2434 do not alias the original memory reference operands.
2435 Call vect_create_data_ref_ptr without the removed argument.
2436 (vectorizable_load): Likewise.
2437 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
2440 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
2443 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
2446 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2448 * config/mips/loongson2ef.md: New file.
2449 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
2450 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
2451 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
2452 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
2453 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
2455 (loongson2ef.md): New include.
2456 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
2457 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
2458 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
2459 (loongson_gt_<mode>, loongson_extract_halfword)
2460 (loongson_insert_halfword_0, loongson_insert_halfword_2)
2461 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
2462 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
2463 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
2464 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
2465 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
2466 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
2467 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
2468 (vec_interleave_low<mode>): Define type attribute.
2469 * config/mips/mips.c (mips_ls2): New static variable.
2470 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
2471 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
2472 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
2473 Implement target scheduling hooks.
2474 (mips_multipass_dfa_lookahead): Update to handle tuning for
2476 (mips_sched_init): Initialize data for Loongson scheduling.
2477 (mips_ls2_variable_issue): New static function.
2478 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
2480 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
2481 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
2482 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
2483 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
2484 Handle ST Loongson 2E/2F cores.
2485 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
2487 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2489 * omp-low.c (extract_omp_for_data): Fix comment typo.
2492 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2494 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
2495 FIXME note about gcc/config.guess.
2496 * doc/options.texi (Option file format): Remove non-ASCII bytes.
2497 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
2498 * doc/cppopts.texi: Likewise.
2499 * doc/extend.texi: Likewise.
2500 * doc/gcc.texi: Likewise.
2501 * doc/gccint.texi: Likewise.
2502 * doc/gcov.texi: Likewise.
2503 * doc/gty.texi: Likewise.
2504 * doc/hostconfig.texi: Likewise.
2505 * doc/install.texi: Likewise.
2506 * doc/invoke.texi: Likewise.
2507 * doc/loop.texi: Likewise.
2508 * doc/makefile.texi: Likewise.
2509 * doc/md.texi: Likewise.
2510 * doc/passes.texi: Likewise.
2511 * doc/tm.texi: Likewise.
2512 * doc/tree-ssa.texi: Likewise.
2513 * doc/trouble.texi: Likewise.
2515 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
2516 Nathan Sidwell <nathan@codesourcery.com>
2517 Maxim Kuvyrkov <maxim@codesourcery.com>
2518 Richard Sandiford <rdsandiford@googlemail.com>
2520 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
2521 * config/mips/mips-protos.h (mips_expand_vector_init): New.
2522 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
2524 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
2525 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
2526 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
2528 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
2529 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
2530 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
2531 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
2532 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
2533 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
2534 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
2535 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
2536 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
2537 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
2538 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
2539 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
2540 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
2541 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
2542 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
2543 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
2544 (mips_builtins): Add Loongson builtins.
2545 (mips_loongson_2ef_bdesc): New.
2546 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
2547 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
2548 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
2549 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
2551 (mips_expand_vector_init): New.
2552 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
2553 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
2555 * config/mips/mips.md: Add unspec numbers for Loongson
2556 builtins. Include loongson.md.
2557 (MOVE64): Include Loongson vector modes.
2558 (SPLITF): Include Loongson vector modes.
2559 (HALFMODE): Handle Loongson vector modes.
2560 * config/mips/loongson.md: New.
2561 * config/mips/loongson.h: New.
2562 * config.gcc: Add loongson.h header for mips*-*-* targets.
2563 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
2565 2008-06-14 Joseph Myers <joseph@codesourcery.com>
2567 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
2568 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
2569 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
2570 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
2571 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
2572 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
2573 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
2574 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
2575 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
2576 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
2577 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
2578 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
2579 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
2580 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
2581 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
2582 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
2583 Remove use_fixproto=yes.
2584 (ia64*-*-hpux*): Remove comment about using fixproto.
2585 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
2587 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2589 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
2591 * configure: Regenerate.
2593 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
2596 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
2597 before evaluating it.
2599 2008-06-13 Jakub Jelinek <jakub@redhat.com>
2602 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
2603 nested inline functions.
2604 (start_decl, start_function): Don't invert DECL_EXTERNAL
2605 for nested inline functions.
2607 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2609 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
2610 splits that must be made for correctness.
2612 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2614 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
2615 (AVAIL_NON_MIPS16): Likewise.
2616 (mips_builtin_description): Replace target_flags with a predicate.
2617 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
2618 (dspr2_32): New availability predicates.
2619 (MIPS_BUILTIN): New macro.
2620 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
2621 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
2622 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
2623 Replace the TARGET_FLAGS parameters with AVAIL parameters.
2624 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
2625 (mips_dsp_32only_bdesc): Merge into...
2626 (mips_builtins): ...this new array.
2627 (mips_bdesc_map, mips_bdesc_arrays): Delete.
2628 (mips_init_builtins): Update after above changes.
2629 (mips_expand_builtin_1): Merge into...
2630 (mips_expand_builtin): ...here and update after above changes.
2632 2008-06-12 Paul Brook <paul@codesourcery.com>
2634 * longlong.h (__arm__): Define count_leading_zeros.
2635 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
2636 (clzsi2, clzdi2): New functions.
2637 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
2638 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
2639 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
2640 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
2641 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
2642 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
2643 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
2644 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2645 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
2646 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
2648 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
2650 * config/m68k/m68k.c (m68k_tune_flags): New.
2651 (override_options): Compute m68k_tune_flags.
2652 (MULL_COST, MULW_COST): Update for various variants of CFV2.
2653 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
2655 2008-06-12 Jakub Jelinek <jakub@redhat.com>
2658 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
2660 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
2662 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
2663 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
2665 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
2667 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
2668 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
2670 2008-06-12 Jakub Jelinek <jakub@redhat.com>
2673 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
2676 2008-06-12 Richard Guenther <rguenther@suse.de>
2678 PR tree-optimization/36345
2679 * tree-flow.h (struct ptr_info_def): Align escape_mask,
2680 add memory_tag_needed flag.
2681 (may_alias_p): Declare.
2682 * tree-ssa-alias.c (may_alias_p): Export.
2683 (set_initial_properties): Use memory_tag_needed flag.
2684 (update_reference_counts): Likewise.
2685 (reset_alias_info): Reset memory_tag_needed flag.
2686 (create_name_tags): Check memory_tag_needed flag.
2687 (dump_points_to_info_for): Dump it.
2688 * tree-ssa-structalias.c (struct variable_info): Remove
2689 directly_dereferenced flag.
2690 (new_var_info): Do not initialize it.
2691 (process_constraint_1): Do not set it.
2692 (update_alias_info): Set is_dereferenced flag.
2693 (set_uids_in_ptset): Use may_alias_p.
2694 (set_used_smts): Check memory_tag_needed flag.
2695 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
2696 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
2697 memory_tag_needed flag.
2698 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
2701 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
2703 * config/i386/i386.c (ix86_compute_frame_layout): Disable
2704 red zone for w64 abi.
2705 (ix86_expand_prologue): Likewise.
2706 (ix86_force_to_memory): Likewise.
2707 (ix86_free_from_memory): Likewise.
2709 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
2712 * config/rs6000/rs6000.c (rs6000_override_options): Set
2713 rs6000_isel conditionally to the absence of comand line override.
2714 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2715 Remove duplicate rs6000_isel setting.
2716 * config/rs6000/eabispe.h: Ditto.
2718 2008-06-11 Richard Guenther <rguenther@suse.de>
2720 * alias.c (get_alias_set): Use the element alias-set for arrays.
2721 (record_component_aliases): For arrays and vectors do nothing.
2722 * c-common.c (strict_aliasing_warning): Handle the cases
2723 of alias set zero explicitly.
2724 * Makefile.in (dfp.o-warn): Add -Wno-error.
2726 2008-06-11 Joseph Myers <joseph@codesourcery.com>
2728 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
2730 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
2731 tune_32 tune_64 to supported_defaults. Allow values not
2732 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
2733 x86_64. Do not override cpu_32 or cpu_64 values from target name.
2734 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
2735 with_cpu_64 to generic for 64-bit-supporting configurations, not
2736 with_cpu. Remove FIXMEs.
2737 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
2738 --with-arch-64, --with-tune-32, --with-tune-64): Document.
2739 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
2740 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
2741 arch_32 and arch_64.
2743 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
2744 Olivier Hainque <hainque@adacore.com>
2746 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
2747 Use DECL_SIZE_UNIT to retrieve the size of the field.
2749 2008-06-11 Joseph Myers <joseph@codesourcery.com>
2751 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
2752 with function calls after declarations. Lay out
2753 neon_float_type_node before further use.
2755 2008-06-11 Richard Guenther <rguenther@suse.de>
2757 * tree-flow.h (may_point_to_global_var): Declare.
2758 * tree-ssa-alias.c (may_point_to_global_var): New function.
2759 * tree-ssa-sink.c (is_hidden_global_store): Use it.
2761 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
2763 * configure.ac: Teach that fido supports .debug_line.
2764 * configure: Regenerate.
2766 2008-06-10 Tom Tromey <tromey@redhat.com>
2768 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
2771 2008-06-10 Joseph Myers <joseph@codesourcery.com>
2773 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
2774 (encode_decimal64, decode_decimal64, encode_decimal128,
2775 decode_decimal128): Reverse order of 32-bit parts of value if host
2776 and target endianness differ.
2778 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
2780 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
2781 Avoid division by 0.
2782 (tree_mod_pow2_value_transform): Likewise.
2783 (tree_ic_transform): Likewise.
2784 (tree_stringops_transform): Likewise.
2785 (tree_mod_subtract_transform): Likewise.
2786 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
2787 (copy_edges_for_bb): Likewise.
2788 (initialize_cfun): Likewise.
2790 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
2792 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
2793 nonmemory_operand. Add "N" operand constraint.
2795 (*jcc_btdi_mask_rex64): New instruction and split pattern.
2796 (*jcc_btsi_mask): Ditto.
2797 (*jcc_btsi_mask_1): Ditto.
2799 2008-06-10 Joseph Myers <joseph@codesourcery.com>
2801 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
2802 TYPE_CANONICAL for copied element type.
2804 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
2807 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
2808 Add m_CORE2 and m_GENERIC.
2809 * config/i386/predicates.md (bt_comparison_operator): New predicate.
2810 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
2812 (*jcc_btdi_rex64): New instruction and split pattern.
2814 (*jcc_btsi_1): Ditto.
2815 (*btsq): Fix Intel asm dialect operand order.
2819 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
2822 * simplify-rtx.c (simplify_subreg): Add check for shift count
2825 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
2827 * doc/md.texi: Synchronize with later constraints.md change.
2828 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
2829 with a C implementation.
2830 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
2832 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
2833 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
2834 when moving to and from MD_REGNUM.
2835 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
2836 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
2837 Handle byte and halfword moves.
2838 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
2840 * config/mips/constraints.md (h): Turn into NO_REGS.
2841 (l, x): Update documentation.
2842 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
2843 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
2844 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
2845 (HILO): New mode iterator.
2847 (any_div): New code iterator.
2848 (u): Extend code attribute to div and udiv.
2849 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
2850 d_operand in the splitters. Remove redundant CONST_INT checks.
2851 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
2852 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
2853 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
2854 accordingly, using normal moves instead of unspecs to move LO into
2855 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
2856 (<u>mulsidi3): Handle expansion in C code.
2857 (<u>mulsidi3_32bit_internal): Rename to...
2858 (<u>mulsidi3_32bit): ...this.
2859 (<u>mulsidi3_32bit_r4000): Fix insn separator.
2860 (*<u>mulsidi3_64bit): Rename to...
2861 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
2862 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
2863 to set LO and HI to the multiplication result. Use a normal move
2864 for MFLO and an unspec for MFHI.
2865 (*<u>mulsidi3_64bit_parts): Replace with...
2866 (<u>mulsidi3_64bit_hilo): ...this new instruction.
2867 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
2868 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
2869 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
2870 instead of HI. Split the instruction into a separate multiplication
2871 and MFHI if !TARGET_FIX_R4000.
2872 (<su>muldi3_highpart): Likewise.
2873 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
2874 and the "=h" clobber.
2875 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
2876 (<u>mulditi3): New expander.
2877 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
2878 (madsi): Remove "=h" clobber.
2879 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
2880 Force the modulus result to be a GPR and split the instruction into
2881 a division followed by an MFHI after reload.
2882 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
2883 (*lea_high64): Use d_operand in the define_peephole2. Likewise
2884 the MIPS16 HIGH define_split.
2885 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
2886 of acc<->gpr moves to "multi".
2887 (*movdi_64bit): Replace the single "x" alternative with
2888 alternatives for moving into and out of "a".
2889 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
2890 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
2891 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
2892 Use d_operand in the splitters. Remove redundant CONST_INT checks.
2893 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
2894 (movti): New expander.
2895 (*movti, *movti_mips16): New insns.
2896 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
2897 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
2898 (mthi<GPR:mode>_<HILO:mode>): Likewise.
2899 * config/mips/predicates.md (fpr_operand): Delete.
2900 (d_operand): New predicate.
2902 2008-06-09 Michael Meissner <michael.meissner@amd.com>
2904 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
2905 failure on some Bourne shells.
2906 (x86_64-*-*): Ditto.
2908 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
2910 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
2912 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2914 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
2915 (sparc-sun-solaris2*): Likewise.
2917 2008-06-09 Arnaud Charlet <charlet@adacore.com
2919 * doc/install.texi: Update requirements to build the Ada compiler.
2921 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
2923 * df-scan.c (struct df_scan_problem_data): Remove the
2924 mw_link_pool alloc pool.
2925 (df_scan_free_internal): Don't free it.
2926 (df_scan_alloc): Don't allocate it.
2927 * df.h (struct df_link): Update comment.
2929 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
2931 * except.h: Correct checks for when SJLJ exceptions must be used.
2933 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2935 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
2938 2008-06-08 Joseph Myers <joseph@codesourcery.com>
2940 PR tree-optimization/36218
2941 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
2942 configure for the build system.
2943 (BUILD_LDFLAGS): Define.
2944 * configure: Regenerate.
2945 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
2947 2008-07-08 Anatoly Sokolov <aesok@post.ru>
2950 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
2951 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
2952 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
2954 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
2956 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
2958 2008-06-07 Joseph Myers <joseph@codesourcery.com>
2960 * config.gcc (Obsolete configurations): Remove list of
2962 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
2963 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
2964 targets matched by those patterns.
2965 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
2966 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
2967 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
2968 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
2969 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2970 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2971 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
2972 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
2973 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
2974 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
2975 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
2976 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
2977 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
2978 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
2979 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
2980 Make code for Solaris 7 and greater unconditional for Solaris.
2981 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
2982 Remove --with-* handling.
2983 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
2984 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
2985 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
2986 LINK_OS_WINDISS_SPEC): Remove.
2987 * config/rs6000/sysv4.opt (mwindiss): Remove.
2988 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
2989 * configure: Regenerate.
2990 * doc/cpp.texi: Don't mention BeOS.
2991 * doc/extend.texi (interrupt): Don't mention MS1.
2992 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
2993 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
2994 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
2995 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
2996 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
2998 * doc/invoke.texi (MT Options): Remove.
2999 (-mwindiss): Remove.
3000 (CRIS Options): Remove cris-axis-aout references.
3001 (HPPA Options): Don't mention hppa1.1-*-pro.
3002 * doc/md.texi: (MorphoTech family): Remove.
3003 * libgcc2.c: Don't handle UWIN.
3004 * config/alpha/t-unicosmk: Remove.
3005 * config/alpha/unicosmk.h: Remove.
3006 * config/arm/kaos-arm.h: Remove.
3007 * config/arm/kaos-strongarm.h: Remove.
3008 * config/arm/strongarm-coff.h: Remove.
3009 * config/arm/strongarm-elf.h: Remove.
3010 * config/arm/strongarm-pe.h: Remove.
3011 * config/arm/t-strongarm-pe: Remove.
3012 * config/arm/t-xscale-coff: Remove.
3013 * config/arm/t-xscale-elf: Remove.
3014 * config/arm/xscale-coff.h: Remove.
3015 * config/arm/xscale-elf.h: Remove.
3016 * config/chorus.h: Remove.
3017 * config/cris/aout.h: Remove.
3018 * config/cris/aout.opt: Remove.
3019 * config/cris/t-aout: Remove.
3020 * config/i386/beos-elf.h: Remove.
3021 * config/i386/kaos-i386.h: Remove.
3022 * config/i386/ptx4-i.h: Remove.
3023 * config/i386/sco5.h: Remove.
3024 * config/i386/sco5.opt: Remove.
3025 * config/i386/sysv4-cpp.h: Remove.
3026 * config/i386/sysv5.h: Remove.
3027 * config/i386/t-beos: Remove.
3028 * config/i386/t-sco5: Remove.
3029 * config/i386/t-uwin: Remove.
3030 * config/i386/uwin.asm: Remove.
3031 * config/i386/uwin.h: Remove.
3032 * config/kaos.h: Remove.
3033 * config/mips/windiss.h: Remove.
3034 * config/mt: Remove directory.
3035 * config/pa/pa-osf.h: Remove.
3036 * config/pa/pa-pro-end.h: Remove.
3037 * config/pa/t-pro: Remove.
3038 * config/ptx4.h: Remove.
3039 * config/rs6000/beos.h: Remove.
3040 * config/rs6000/kaos-ppc.h: Remove.
3041 * config/rs6000/t-beos: Remove.
3042 * config/rs6000/windiss.h: Remove.
3043 * config/sh/kaos-sh.h: Remove.
3044 * config/sol2-6.h: Remove.
3045 * config/sparc/sol26-sld.h: Remove.
3046 * config/sparc/sysv4-only.h: Remove.
3047 * config/vax/bsd.h: Remove.
3048 * config/vax/t-memfuncs: Remove.
3049 * config/vax/ultrix.h: Remove.
3050 * config/vax/vaxv.h: Remove.
3051 * config/windiss.h: Remove.
3053 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
3055 PR rtl-optimization/36438
3056 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
3057 for vector shifts with constant scalar shift operands.
3059 2008-06-06 Sandip Matte <sandip@rmicorp.com>
3061 * doc/invoke.texi: Document -march=xlr.
3062 * config/mips/xlr.md: New file.
3063 * config/mips/mips.md: Include it.
3065 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
3066 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
3067 (mips_rtx_cost_data): Likewise.
3069 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
3071 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
3072 PRE_INC and PRE_DEC cases.
3074 2008-06-06 Jakub Jelinek <jakub@redhat.com>
3076 PR rtl-optimization/36419
3077 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
3078 the emitting jump insn.
3081 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
3082 is not bool, boolify the whole *expr_p and convert to the desired type.
3084 2008-06-06 Jakub Jelinek <jakub@redhat.com>
3086 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
3087 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
3088 Add omp_private_outer_ref hook, add another argument to
3089 omp_clause_default_ctor hook.
3090 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
3091 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
3092 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
3093 hook_tree_tree_tree_tree_null.
3094 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
3095 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
3096 * hooks.c (hook_tree_tree_tree_tree_null): New function.
3097 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
3098 * tree.def (OMP_TASK): New tree code.
3099 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
3100 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
3101 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
3102 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
3103 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
3104 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
3105 OMP_CLAUSE_COLLAPSE_EXPR): Define.
3106 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
3107 (OMP_DIRECTIVE_P): Add OMP_TASK.
3108 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
3109 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
3110 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
3111 and OMP_CLAUSE_UNTIED entries.
3112 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
3114 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
3115 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
3116 * tree-pretty-print.c (dump_omp_clause): Handle
3117 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
3118 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
3119 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
3120 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
3121 warning about unsigned iterators. Change decl/init/cond/incr
3122 arguments to TREE_VECs, check arguments for all collapsed loops.
3123 (c_finish_omp_taskwait): New function.
3124 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
3126 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
3127 default_function_array_conversion on init. Add par_clauses argument.
3128 If decl is present in parallel's lastprivate clause, change it to
3129 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
3130 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
3131 collapse count in clauses.
3132 (c_parser_omp_for, c_parser_omp_parallel): Adjust
3133 c_parser_omp_for_loop callers.
3134 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
3135 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
3136 (c_parser_omp_clause_name): Handle collapse and untied clauses.
3137 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
3139 (c_parser_omp_clause_schedule): Handle schedule(auto).
3140 Include correct location in the error message.
3141 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
3142 and PRAGMA_OMP_CLAUSE_UNTIED.
3143 (OMP_TASK_CLAUSE_MASK): Define.
3144 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
3145 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
3146 * tree-nested.c (convert_nonlocal_omp_clauses,
3147 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
3148 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
3149 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
3150 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
3152 (conver_nonlocal_reference, convert_local_reference,
3153 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
3154 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
3155 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
3156 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
3157 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
3158 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
3159 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
3160 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
3161 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
3163 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
3164 * c-common.h (c_finish_omp_taskwait): New prototype.
3165 * gimple-low.c (lower_stmt): Handle OMP_TASK.
3166 * tree-parloops.c (create_parallel_loop): Create 1 entry
3167 vectors for OMP_FOR_{INIT,COND,INCR}.
3168 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3169 (make_edges): Handle OMP_TASK.
3170 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
3171 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
3172 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
3173 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
3174 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
3175 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
3176 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
3177 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
3178 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
3179 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
3180 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
3181 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
3182 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
3183 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
3184 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
3185 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
3186 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
3187 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
3188 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
3189 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
3190 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
3191 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
3192 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
3193 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
3194 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
3195 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
3196 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
3197 original iterator is present in lastprivate clause or if
3198 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
3199 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
3200 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
3201 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
3202 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
3203 if it is set, lookup var in outer contexts too. Handle
3204 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
3205 to be implicitly determined firstprivate for task regions.
3206 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
3207 if it is set, lookup var in outer contexts too. Set
3208 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
3209 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
3210 OMP_CLAUSE_UNTIED. Take region_type as last argument
3211 instead of in_parallel and in_combined_parallel.
3212 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
3214 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
3215 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
3216 (new_omp_context): Set default_kind to
3217 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
3218 (omp_region_type): New enum.
3219 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
3220 fields, add region_type.
3221 (new_omp_context): Take region_type as argument instead of is_parallel
3222 and is_combined_parallel.
3223 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
3224 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
3225 ctx->is_combined_parallel checks.
3226 (gimplify_omp_task): New function.
3227 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
3229 * omp-low.c (extract_omp_for_data): Use schedule(static)
3230 for schedule(auto). Handle pointer and unsigned iterators.
3231 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
3232 Add loops argument. Extract data for collapsed OMP_FOR loops.
3233 (expand_parallel_call): Assert sched_kind isn't auto,
3234 map runtime schedule to index 3.
3235 (struct omp_for_data_loop): New type.
3236 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
3237 Add loop, loops, collapse and iter_type fields.
3238 (workshare_safe_to_combine_p): Disallow combined for if
3239 iter_type is unsigned long long. Don't combine collapse > 1 loops
3240 unless all bounds and steps are constant. Adjust extract_omp_for_data
3242 (expand_omp_for_generic): Handle pointer, unsigned and long long
3243 iterators. Handle collapsed OMP_FOR loops. Adjust
3244 for struct omp_for_data changes. If libgomp function doesn't return
3245 boolean_type_node, add comparison of the return value with 0.
3246 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
3247 pointer, unsigned and long long iterators. Adjust for struct
3248 omp_for_data changes.
3249 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
3250 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
3251 unsigned long long. Allocate loops array, pass it to
3252 extract_omp_for_data. For collapse > 1 loops use always
3253 expand_omp_for_generic.
3254 (omp_context): Add sfield_map and srecord_type fields.
3255 (is_task_ctx, lookup_sfield): New functions.
3256 (use_pointer_for_field): Use is_task_ctx helper. Change first
3257 argument's type from const_tree to tree. Clarify comment.
3258 In OMP_TASK disallow copy-in/out sharing.
3259 (build_sender_ref): Call lookup_sfield instead of lookup_field.
3260 (install_var_field): Add mask argument. Populate both record_type
3261 and srecord_type if needed.
3262 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
3264 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
3265 and DECL_FIELD_OFFSET.
3266 (scan_sharing_clauses): Adjust install_var_field callers. For
3267 firstprivate clauses on explicit tasks allocate the var by value in
3268 record_type unconditionally, rather than by reference.
3269 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
3270 Use is_taskreg_ctx instead of is_parallel_ctx.
3271 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
3272 (create_omp_child_function_name): Add task_copy argument, use
3273 *_omp_cpyfn* names if it is true.
3274 (create_omp_child_function): Add task_copy argument, if true create
3275 *_omp_cpyfn* helper function.
3276 (scan_omp_parallel): Adjust create_omp_child_function callers.
3277 Rename parallel_nesting_level to taskreg_nesting_level.
3278 (scan_omp_task): New function.
3279 (lower_rec_input_clauses): Don't run constructors for firstprivate
3280 explicit task vars which are initialized by *_omp_cpyfn*.
3281 Pass outer var ref to omp_clause_default_ctor hook if
3282 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
3283 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
3284 OMP_CLAUSE_REDUCTION_INIT.
3285 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
3286 avoid duplicate setting of fields. Handle
3287 OMP_CLAUSE_PRIVATE_OUTER_REF.
3288 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
3289 copy-out if TREE_READONLY, only copy-in.
3290 (expand_task_copyfn): New function.
3291 (expand_task_call): New function.
3292 (struct omp_taskcopy_context): New type.
3293 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
3295 (lower_omp_parallel): Rename to...
3296 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
3297 Call create_task_copyfn if srecord_type is needed. Adjust
3299 (task_shared_vars): New variable.
3300 (check_omp_nesting_restrictions): Warn if work-sharing,
3301 barrier, master or ordered region is closely nested inside OMP_TASK.
3302 Add warnings for barrier if closely nested inside of work-sharing,
3303 ordered, or master region.
3304 (scan_omp_1): Call check_omp_nesting_restrictions even for
3305 GOMP_barrier calls. Rename parallel_nesting_level to
3306 taskreg_nesting_level. Handle OMP_TASK.
3307 (lower_lastprivate_clauses): Even if some lastprivate is found on a
3308 work-sharing construct, continue looking for them on parent parallel
3310 (lower_omp_for_lastprivate): Add lastprivate clauses
3311 to the beginning of dlist rather than end. Adjust for struct
3312 omp_for_data changes.
3313 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
3314 not after it. Handle collapsed OMP_FOR loops, adjust for
3315 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
3316 (get_ws_args_for): Adjust extract_omp_for_data caller.
3317 (scan_omp_for): Handle collapsed OMP_FOR
3318 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
3319 (lower_omp_single_simple): If libgomp function doesn't return
3320 boolean_type_node, add comparison of the return value with 0.
3321 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
3322 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
3323 (parallel_nesting_level): Rename to...
3324 (taskreg_nesting_level): ... this.
3325 (is_taskreg_ctx): New function.
3326 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
3328 (execute_lower_omp): Rename parallel_nesting_level to
3329 taskreg_nesting_level.
3330 (expand_omp_parallel): Rename to...
3331 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
3332 Call omp_task_call for OMP_TASK regions.
3333 (expand_omp): Adjust caller, handle OMP_TASK.
3334 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
3336 * bitmap.c (bitmap_default_obstack_depth): New variable.
3337 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
3338 if argument is NULL and bitmap_default_obstack is already initialized.
3339 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
3341 * matrix-reorg.c (matrix_reorg): Likewise.
3343 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
3345 * config/i386/i386.md (*indirect_jump): Macroize using P
3346 mode iterator. Remove !TARGET_64BIT from insn constraints.
3347 (*tablejump_1): Ditto.
3348 (*indirect_jump_rex64): Remove insn pattern.
3349 (*tablejump_1_rex64): Ditto.
3350 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
3351 and eh_return_si insn patterns.
3353 2008-06-06 Richard Guenther <rguenther@suse.de>
3355 * tree-ssa-structalias.c (merge_smts_into): Remove.
3356 (find_what_p_points_to): Do not bother to compute the
3357 points-to set for pt_anything pointers.
3358 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
3359 for pt_anything pointers is ok.
3361 2008-06-06 Jan Hubicka <jh@suse.cz>
3363 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
3365 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3367 * cgraph.c: Fix typos in comments.
3368 (cgraph_availability_names): Fix string typo.
3369 * fold-const.c: Fix typos in comments.
3370 (fold_binary): Fix typo in warning.
3371 * genautomata.c: Fix typos in comments.
3372 (check_presence_pattern_sets): Fix typo in local variable.
3373 (output_description): Fix typo in output.
3374 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
3375 * hwint.h: Likewise.
3376 * matrix-reorg.c (check_allocation_function): Likewise.
3377 * omega.c (smooth_weird_equations): Likewise.
3378 * auto-inc-dec.c: Fix typos in comments.
3379 * bb-reorder.c: Likewise.
3380 * builtins.c: Likewise.
3381 * c-common.c: Likewise.
3382 * c-cppbuiltin.c: Likewise.
3383 * c-parser.c: Likewise.
3384 * c-pretty-print.c: Likewise.
3385 * cfgcleanup.c: Likewise.
3386 * cfgexpand.c: Likewise.
3387 * cfghooks.c: Likewise.
3388 * cfglayout.c: Likewise.
3389 * cfgloopmanip.c: Likewise.
3390 * cgraphunit.c: Likewise.
3391 * coverage.c: Likewise.
3392 * dbxout.c: Likewise.
3393 * df-byte-scan.c: Likewise.
3394 * df-core.c: Likewise.
3395 * df-problems.c: Likewise.
3396 * df-scan.c: Likewise.
3398 * dominance.c: Likewise.
3399 * domwalk.c: Likewise.
3401 * dwarf2out.c: Likewise.
3402 * emit-rtl.c: Likewise.
3403 * et-forest.c: Likewise.
3404 * function.c: Likewise.
3405 * function.h: Likewise.
3407 * gcov-io.c: Likewise.
3410 * genattrtab.c: Likewise.
3411 * ggc-page.c: Likewise.
3412 * gimplify.c: Likewise.
3413 * gthr-lynx.h: Likewise.
3414 * haifa-sched.c: Likewise.
3415 * ipa-cp.c: Likewise.
3416 * ipa-inline.c: Likewise.
3417 * ipa-prop.h: Likewise.
3418 * ipa-pure-const.c: Likewise.
3419 * ipa-struct-reorg.c: Likewise.
3420 * ipa-struct-reorg.h: Likewise.
3421 * ipa-type-escape.c: Likewise.
3423 * loop-doloop.c: Likewise.
3424 * mips-tfile.c: Likewise.
3425 * mkmap-flat.awk: Likewise.
3426 * mkmap-symver.awk: Likewise.
3427 * modulo-sched.c: Likewise.
3428 * omp-low.c: Likewise.
3429 * optabs.c: Likewise.
3430 * optabs.h: Likewise.
3432 * passes.c: Likewise.
3433 * postreload-gcse.c: Likewise.
3434 * postreload.c: Likewise.
3435 * predict.c: Likewise.
3436 * pretty-print.h: Likewise.
3437 * profile.c: Likewise.
3438 * protoize.c: Likewise.
3439 * ra-conflict.c: Likewise.
3441 * recog.c: Likewise.
3442 * regclass.c: Likewise.
3444 * reload.c: Likewise.
3445 * rtl-error.c: Likewise.
3446 * rtlanal.c: Likewise.
3448 * sched-rgn.c: Likewise.
3451 * target.h: Likewise.
3452 * tree-dfa.c: Likewise.
3453 * tree-eh.c: Likewise.
3454 * tree-flow-inline.h: Likewise.
3455 * tree-inline.c: Likewise.
3456 * tree-into-ssa.c: Likewise.
3457 * tree-loop-distribution.c: Likewise.
3458 * tree-nested.c: Likewise.
3459 * tree-parloops.c: Likewise.
3460 * tree-pass.h: Likewise.
3461 * tree-pretty-print.c: Likewise.
3462 * tree-profile.c: Likewise.
3463 * tree-scalar-evolution.c: Likewise.
3464 * tree-sra.c: Likewise.
3465 * tree-ssa-alias-warnings.c: Likewise.
3466 * tree-ssa-ccp.c: Likewise.
3467 * tree-ssa-coalesce.c: Likewise.
3468 * tree-ssa-dom.c: Likewise.
3469 * tree-ssa-dse.c: Likewise.
3470 * tree-ssa-forwprop.c: Likewise.
3471 * tree-ssa-live.c: Likewise.
3472 * tree-ssa-live.h: Likewise.
3473 * tree-ssa-loop-im.c: Likewise.
3474 * tree-ssa-loop-ivopts.c: Likewise.
3475 * tree-ssa-loop-niter.c: Likewise.
3476 * tree-ssa-loop-prefetch.c: Likewise.
3477 * tree-ssa-phiopt.c: Likewise.
3478 * tree-ssa-phiprop.c: Likewise.
3479 * tree-ssa-sccvn.c: Likewise.
3480 * tree-ssa-ter.c: Likewise.
3481 * tree-ssa-threadupdate.c: Likewise.
3482 * tree-ssa.c: Likewise.
3483 * tree-vect-analyze.c: Likewise.
3484 * tree-vect-transform.c: Likewise.
3485 * tree-vectorizer.c: Likewise.
3486 * tree-vn.c: Likewise.
3487 * tree-vrp.c: Likewise.
3489 * tree.def: Likewise.
3491 * unwind-dw2-fde.c: Likewise.
3492 * unwind.inc: Likewise.
3493 * value-prof.c: Likewise.
3494 * vmsdbgout.c: Likewise.
3496 2008-06-05 David Edelsohn <edelsohn@gnu.org>
3498 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
3499 always place FP constants in the TOC for TARGET_POWERPC64.
3500 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
3502 2008-06-05 Joseph Myers <joseph@codesourcery.com>
3504 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
3505 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
3506 enable for TARGET_E500_DOUBLE.
3507 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
3508 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
3509 floating-point modes like integer modes for E500 double.
3510 (rs6000_legitimate_offset_address_p): Likewise.
3511 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
3512 addressing for DDmode for E500 double.
3513 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
3514 modes as using 64-bits of registers for E500 double.
3515 (spe_build_register_parallel): Do not handle DDmode or TDmode.
3516 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
3517 specially for E500 double.
3518 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
3519 TDmode for E500 double.
3520 (rs6000_gimplify_va_arg): Only handle SDmode in registers
3521 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
3522 (rs6000_split_multireg_move): Do not handle TDmode specially for
3524 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
3525 using 64-bit registers for E500 double.
3526 (emit_frame_save): Do not handle DDmode specially for E500 double.
3527 (gen_frame_mem_offset): Likewise.
3528 (rs6000_function_value): Do not call spe_build_register_parallel
3529 for DDmode or TDmode.
3530 (rs6000_libcall_value): Likewise.
3531 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
3532 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
3535 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
3537 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
3540 2008-06-04 Junjie Gu <jgu@tensilica.com>
3542 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
3543 comparison for frame pointers.
3545 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
3548 * config/avr/avr.h (PUSH_ROUNDING): Remove.
3550 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
3553 * builtins.c (expand_builtin_signbit): Don't take lowpart when
3554 register is already smaller or equal to required mode.
3556 2008-06-04 Xinliang David Li <davidxl@google.com>
3558 * tree-call-cdce.c: New file.
3559 (cond_dead_built_in_calls): New static variable.
3560 (input_domain): New struct.
3561 (check_pow): New function.
3562 (check_builtin_call): Ditto.
3563 (check_target_format): Ditto.
3564 (is_call_dce_candidate): Ditto.
3565 (gen_one_condition): Ditto.
3566 (gen_conditions_for_domain): Ditto.
3567 (get_domain): Ditto.
3568 (gen_conditions_for_pow_cst_base): Ditto.
3569 (gen_conditions_for_pow_int_base): Ditto.
3570 (gen_conditions_for_pow): Ditto.
3571 (get_no_error_domain): Ditto.
3572 (gen_shrink_wrap_conditions): Ditto.
3573 (shrink_wrap_one_built_in_call): Ditto.
3574 (shink_wrap_conditional_dead_built_in_calls): Ditto.
3575 (tree_call_cdce): Ditto.
3576 (gate_call_cdce): Ditto.
3577 (pass_call_cdce): New gimple pass.
3578 * passes.c: (init_optimization_passes): New pass.
3579 * tree-pass.h: New pass declaration.
3580 * opts.c (decode_options): New flag setting.
3581 * common.opt: Add -ftree-builtin-call-dce flag.
3582 * Makefile.in: Add new source file.
3583 * tempvar.def: New tv_id.
3584 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
3586 2008-06-04 Richard Guenther <rguenther@suse.de>
3588 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
3589 (is_call_clobbered): Always check var_ann->call_clobbered.
3590 (mark_call_clobbered): Always set var_ann->call_clobbered.
3591 (clear_call_clobbered): Always clear var_ann->call_clobbered.
3592 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
3593 (reset_alias_info): Clear call clobbering info on MTAGs and
3595 (set_pt_anything): Set pt_global_mem.
3596 (create_tag_raw): Adjust comment.
3597 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
3599 2008-06-04 Joseph Myers <joseph@codesourcery.com>
3600 Maxim Kuvyrkov <maxim@codesourcery.com>
3602 * config/m68k/m68k.opt (mxgot): New option.
3603 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
3604 (m68k_output_addr_const_extra): New.
3605 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
3606 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
3607 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
3608 * doc/invoke.texi (M680x0 Options): Document -mxgot.
3610 2008-06-04 Richard Guenther <rguenther@suse.de>
3612 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
3613 negative or non-representable offsets.
3615 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
3617 * config/i386/i386.c (ix86_gen_leave): New.
3618 (ix86_gen_pop1): Likewise.
3619 (ix86_gen_add3): Likewise.
3620 (ix86_gen_sub3): Likewise.
3621 (ix86_gen_sub3_carry): Likewise.
3622 (ix86_gen_one_cmpl2): Likewise.
3623 (ix86_gen_monitor): Likewise.
3624 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
3625 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
3626 ix86_gen_one_cmpl2 and ix86_gen_monitor.
3627 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
3628 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
3629 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
3630 (ix86_expand_epilogue): Updated.
3631 (print_operand): Handle integer register operand for 'z'.
3632 (ix86_expand_strlensi_unroll_1): Likewise.
3633 (ix86_expand_strlen): Likewise.
3634 (ix86_expand_builtin): Likewise.
3635 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
3636 mov{q}/mov{l} and add{q}/add{l}.
3638 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3640 * config/i386/i386.md (P): New mode iterator.
3641 (SFmode push_operand splitter): Macroize DImode and SImode pushes
3642 using P mode iterator.
3643 (DFmode push_operand splitter): Ditto.
3644 (XFmode push_operand splitter): Ditto.
3645 (DFmode float_extend SFmode push_operand splitter): Ditto.
3646 (XFmode float_extend SFmode push_operand splitter): Do not generate
3647 SImode pushes for 64bit target. Macroize Dimode and SImode
3648 pushes using P mode iterator.
3649 (XFmode float_extend DFmode push_operand splitter): Ditto.
3651 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3653 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
3654 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
3655 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
3657 (ix86_call_abi_override): Remove check for call_used_regs.
3659 2008-06-03 Richard Guenther <rguenther@suse.de>
3661 * tree-ssa-structalias.c (find_func_aliases): Add constraints
3662 for the lhs of calls if the return type contains pointers.
3664 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3666 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
3667 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
3668 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
3669 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
3670 of cfun and DEFAULT_ABI to deceide abi mode.
3672 (REG_PARM_STACK_SPACE): Removed.
3673 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
3674 (STACK_BOUNDARY): Use default target to deceide stack boundary.
3675 * config/i386/i386-protos.h (ix86_cfun_abi): New.
3676 (ix86_function_abi): Likewise.
3677 (ix86_function_type_abi): Likewise.
3678 (ix86_call_abi_override): Likewise.
3679 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
3680 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
3681 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
3682 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
3684 (X86_64_REGPARM_MAX): New.
3685 (X86_64_SSE_REGPARM_MAX): New.
3686 (X64_REGPARM_MAX): New.
3687 (X64_SSE_REGPARM_MAX): New.
3688 (X86_32_REGPARM_MAX): New.
3689 (X86_32_SSE_REGPARM_MAX): New.
3690 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
3691 (ix86_function_regparm): Handle user calling abi.
3692 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
3693 by DEFAULT_ABI versus SYSV_ABI check.
3694 (ix86_reg_parm_stack_space): New.
3695 (ix86_function_type_abi): New.
3696 (ix86_call_abi_override): New.
3697 (ix86_function_abi): New.
3698 (ix86_cfun_abi): New.
3699 (init_cumulative_args): Call abi specific initialization.
3700 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
3701 (function_arg_64): Extend SSE_REGPARM_MAX check.
3702 (function_arg (): Remove TARGET_64BIT_MS_ABI.
3703 (ix86_pass_by_reference): Likewise.
3704 (ix86_function_value_regno_p): Likewise.
3705 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
3706 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
3707 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
3708 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
3709 (setup_incoming_varargs_64): Adjust regparm for call abi.
3710 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
3711 (ix86_va_start): Likewise.
3712 (ix86_gimplify_va_arg): Likewise.
3713 (ix86_expand_prologue): Likewise.
3714 (output_pic_addr_const): Likewise.
3715 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
3716 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
3717 (x86_output_mi_thunk): Likewise.
3718 (x86_function_profiler): Likewise.
3719 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
3720 (SYSV_ABI, MS_ABI): New constants.
3722 (init_regs): Add prototype of function in regclass.c file.
3723 (OVERRIDE_ABI_FORMAT): New.
3724 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
3725 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
3726 (OUTGOING_REG_PARM_STACK_SPACE): New.
3727 (ix86_reg_parm_stack_space): New prototype.
3728 (CUMULATIVE_ARGS): Add call_abi member.
3729 (machine_function): Add call_abi member.
3730 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
3731 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
3733 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
3736 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
3737 (avr_builtin_setjmp_frame_value): New function.
3738 * config/avr/avr.md (nonlocal_goto_receiver): Define.
3739 (nonlocal_goto): Define.
3741 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
3743 * config/mips/mips.c (mips_emit_loadgp): Return early if
3744 there is nothing do to, otherwise emit a blockage if
3745 !TARGET_EXPLICIT_RELOCS || crtl->profile.
3746 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
3748 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3750 * configure.ac: Drop unneeded backslash ending up in config.in.
3751 * acinclude.m4: Likewise.
3752 * config.in: Regenerate.
3754 2008-05-26 Jan Hubicka <jh@suse.cz>
3756 * predict.c (maybe_hot_frequency_p): Break out of...
3757 (maybe_hot_bb_p): ... here.
3758 (maybe_hot_edge_p): New.
3759 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
3760 * basic-block.h (maybe_hot_edge_p): Declare.
3762 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
3764 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
3765 (*cmpfp_<mode>_cc): Ditto.
3766 (*fp_jcc_8<mode>_387): Ditto.
3767 (*fop_<MODEF:mode>_2_i387): Ditto.
3768 (*fop_<MODEF:mode>_3_i387): Ditto.
3769 (*fop_xf_2_i387): Ditto.
3770 (*fop_xf_3_i387): Ditto.
3772 2008-06-02 Tomas Bily <tbily@suse.cz>
3774 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
3776 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3778 * config/mips/mips.c (mips_valid_offset_p): New function.
3779 (mips_valid_lo_sum_p): Likewise.
3780 (mips_classify_address): Use them.
3781 (mips_force_address): New function.
3782 (mips_legitimize_address): Use it.
3783 * config/mips/mips.md (MOVE128): New mode iterator.
3784 (movtf): Require TARGET_64BIT. Remove empty strings.
3785 (*movtf_internal): Rename to...
3786 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
3787 of "R" and use {,fp}{load,store} attributes instead of "multi".
3788 Use a separate define_split.
3789 (*movtf_mips16): New pattern.
3791 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3793 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
3794 * config/mips/mips.c (mips_expand_before_return): New function.
3795 (mips_expand_epilogue): Call it.
3796 * config/mips/mips.md (return): Turn into a define_expand.
3797 (*return): New insn.
3799 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3801 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
3802 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
3803 functions. Do not emit uses and clobbers of CONCATs; individually
3804 use and clobber their operands.
3805 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
3806 gen_clobber, emit_use and gen_use.
3807 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
3808 (expand_builtin_return): Likewise.
3809 * cfgbuild.c (count_basic_blocks): Likewise.
3810 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
3811 * explow.c (emit_stack_restore): Likewise.
3812 * expmed.c (extract_bit_field_1): Likewise.
3813 * expr.c (convert_move, emit_move_complex_parts): Likewise.
3814 (emit_move_multi_word, store_constructor): Likewise.
3815 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
3816 (thread_prologue_and_epilogue_insns): Likewise.
3817 * lower-subreg.c (resolve_simple_move): Likewise.
3818 * optabs.c (widen_operand, expand_binop): Likewise.
3819 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
3820 * reload.c (find_reloads): Likewise.
3821 * reload1.c (eliminate_regs_in_insn): Likewise.
3822 * stmt.c (expand_nl_goto_receiver): Likewise.
3823 * config/alpha/alpha.md (builtin_longjmp): Likewise.
3824 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
3825 * config/arm/arm.c (arm_load_pic_register): Likewise.
3826 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
3827 * config/arm/arm.md (untyped_return): Likewise.
3828 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
3829 * config/avr/avr.c (expand_prologue): Likewise.
3830 * config/bfin/bfin.c (do_unlink): Likewise.
3831 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
3832 * config/cris/cris.c (cris_expand_prologue): Likewise.
3833 * config/darwin.c (machopic_indirect_data_reference): Likewise.
3834 (machopic_legitimize_pic_address): Likewise.
3835 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
3836 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
3837 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
3838 (ix86_expand_convert_uns_didf_sse): Likewise.
3839 (ix86_expand_vector_init_general): Likewise.
3840 * config/ia64/ia64.md (eh_epilogue): Likewise.
3841 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
3842 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
3843 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
3844 (config/iq2000/iq2000.c): Likewise.
3845 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
3846 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
3847 (builtin_longjmp): Likewise.
3848 * config/mn10300/mn10300.md (call, call_value): Likewise.
3849 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
3850 * config/pdp11/pdp11.md (abshi2): Likewise.
3851 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3852 * config/s390/s390.c (s390_emit_prologue): Likewise.
3853 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
3854 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
3855 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
3856 * config/sh/sh.c (prepare_move_operands): Likewise.
3857 (output_stack_adjust, sh_expand_epilogue): Likewise.
3858 (sh_set_return_address, sh_expand_t_scc): Likewise.
3859 * config/sparc/sparc.c (load_pic_register): Likewise.
3860 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
3861 * config/spu/spu.c (spu_expand_epilogue): Likewise.
3862 * config/v850/v850.c (expand_epilogue): Likewise.
3864 2008-05-31 Anatoly Sokolov <aesok@post.ru>
3866 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
3867 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
3868 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
3869 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
3870 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
3871 stack pointer register.
3872 (output_movhi): Remove code for interrupt specific writing to the
3873 stack pointer register.
3875 2008-05-31 Richard Guenther <rguenther@suse.de>
3877 PR tree-optimization/34244
3878 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
3879 (tree_expr_nonzero_warnv_p): Likewise.
3880 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3881 ssa_name_nonnegative_p.
3882 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
3883 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
3884 not tree_expr_nonzero_warnv_p.
3886 PR tree-optimization/36262
3888 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
3890 PR tree-optimization/34244
3891 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
3892 (record_numbers_of_iterations): New function.
3893 (execute_vrp): Cache the numbers of iterations of loops.
3894 * tree-scalar-evolution.c (scev_reset_except_niters):
3896 (scev_reset): Use scev_reset_except_niters.
3897 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
3899 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
3901 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3902 __WORKAROUND_RETS when appropriate.
3904 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
3906 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
3907 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
3909 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
3910 *fop_df_comm_sse insn patterns using MODEF mode iterator.
3911 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
3912 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
3913 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
3914 *fop_df_1_mixed insn patterns using MODEF mode iterator.
3915 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
3916 *fop_df_1_sse insn patterns using MODEF mode iterator.
3917 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
3918 *fop_df_1_i387 insn patterns using MODEF mode iterator.
3919 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
3920 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
3921 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
3922 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
3923 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
3924 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
3925 (*fop_xf_4_i387): Use <MODE> for mode attribute.
3926 (*fop_xf_5_i387): Ditto.
3927 (*fop_xf_6_i387): Ditto.
3929 2008-05-30 Richard Guenther <rguenther@suse.de>
3931 * builtins.c (build_string_literal): Avoid generating
3932 a non-gimple_val result.
3934 2008-05-30 DJ Delorie <dj@redhat.com>
3936 * exec-tool.in: Use an environment variable (private) instead of a
3937 file (shared) as a semaphore, so as to not break parallel builds.
3939 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3941 * optabs.c (maybe_encapsulate_block): Remove.
3942 (emit_libcall_block): Adjust accordingly.
3943 * optabs.h (maybe_encapsulate_block): Remove prototype.
3945 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
3946 Don't use maybe_encapsulate_block.
3948 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3950 * config/rs6000/rs6000.c (rs6000_legitimize_address,
3951 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
3952 rtx is a SYMBOL_REF before calling get_pool_constant.
3954 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
3956 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
3958 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
3960 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
3961 rather than OS names to choose INO_T_EQ definition.
3962 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
3963 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
3965 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
3968 * config/darwin-f.c: New.
3969 * config/t-darwin: Added rule to build darwin-f.o.
3970 * config.gcc: Defined new variable, fortran_target_objs.
3971 (*-*-darwin*): Set fortran_target_objs.
3972 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
3973 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
3974 * configure: Regenerated.
3976 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
3979 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
3980 canonical type if needed.
3982 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
3984 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
3986 2008-05-29 Richard Guenther <rguenther@suse.de>
3988 PR tree-optimization/36343
3989 PR tree-optimization/36346
3990 PR tree-optimization/36347
3991 * tree-flow.h (clobber_what_p_points_to): Declare.
3992 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
3993 pointed-to variable is dereferenced is irrelevant to whether
3994 the pointer can access the pointed-to variable.
3995 (clobber_what_p_points_to): New function.
3996 * tree-ssa-alias.c (set_initial_properties): Use it.
3997 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
3998 call clobber check for NMTs.
4000 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
4002 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
4003 for printing gcov_type.
4005 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
4007 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
4008 and the eh region information.
4009 * value-prof.c (gimple_move_stmt_histograms): New function.
4010 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
4012 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
4014 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
4016 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
4018 * value-prof.c (tree_ic_transform): Print counts.
4019 * tree-profile.c (tree_gen_ic_func_profiler):
4020 Clear __gcov_indreict_call_callee variable to avoid misattribution
4023 2008-05-28 Rafael Espindola <espindola@google.com>
4025 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
4028 2008-05-28 Richard Guenther <rguenther@suse.de>
4030 PR tree-optimization/36339
4031 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
4032 and clobbering code out of the loop.
4034 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
4036 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
4039 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
4040 s390_contiguous_bitmask_p, s390_symref_operand_p,
4041 s390_check_symref_alignment, s390_reload_larl_operand,
4042 s390_reload_symref_address): New functions.
4043 (s390_branch_condition_mnemonic): Support compare and branch
4045 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
4046 and 'W' constraints.
4047 (s390_secondary_reload): Add secondary reloads for unaligned
4048 symbol refs or symbol refs to floating point or QI/TI mode
4050 (legitimate_address_p): Accept symbol references as addresses.
4051 (s390_expand_insv): Use rotate and insert selected bits
4052 instruction for insv when building for z10.
4053 (print_operand_address): Handle symbol ref addresses.
4054 (print_operand): Output modifier 'c' added for signed byte values.
4055 (s390_encode_section_info): Mark symbol refs with
4056 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
4058 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
4059 (length attribute): RRF, RRR have 4 byte length.
4060 (FPALL, INTALL): New mode iterators added.
4061 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
4062 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
4063 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
4064 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
4065 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
4066 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
4067 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
4068 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
4070 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
4071 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
4072 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
4073 reload<INTALL:mode><P:mode>_toreg_z10,
4074 reload<FPALL:mode><P:mode>_tomem_z10,
4075 reload<FPALL:mode><P:mode>_toreg_z10,
4076 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
4077 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
4078 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
4079 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
4081 (movmem, clrmem, cmpmem): New splitters added.
4083 * config/s390/predicates.md (larl_operand): Use
4084 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
4085 SYMBOL_REF_ALIGN1_P.
4086 (s390_signed_integer_comparison,
4087 s390_unsigned_integer_comparison): New predicates.
4089 * config/s390/s390-protos.h (s390_check_symref_alignment,
4090 s390_contiguous_bitmask_p, s390_reload_larl_operand,
4091 s390_reload_symref_address,
4092 s390_compare_and_branch_condition_mask): Prototypes added.
4094 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
4095 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
4096 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
4098 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
4100 * config/s390/s390.c (z10_cost): New cost function for z10.
4101 (s390_handle_arch_option, override_options): Support -march=z10 switch.
4102 (s390_issue_rate): Adjust issue rate for z10.
4103 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
4104 (processor_flags): Add PF_Z10.
4105 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
4106 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
4107 * gcc/config.gcc: Add z10.
4109 2008-05-28 Richard Guenther <rguenther@suse.de>
4111 PR tree-optimization/36291
4112 * tree-flow. h (struct gimple_df): Remove var_anns member.
4113 * tree-flow-inline.h (gimple_var_anns): Remove.
4114 (var_ann): Simplify.
4115 * tree-dfa.c (create_var_ann): Simplify.
4116 (remove_referenced_var): Clear alias info from var_anns of globals.
4117 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
4118 (delete_tree_ssa): Clear alias info from var_anns of globals.
4119 Do not free var_anns.
4120 (var_ann_eq): Remove.
4121 (var_ann_hash): Likewise.
4123 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
4125 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
4126 and loongson2f entries.
4127 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
4128 * config/mips/mips.h (processor_type): Add Loongson-2E
4129 and Loongson-2F entries.
4130 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
4131 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
4132 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
4133 * doc/invoke.texi (MIPS Options): Document loongson2e
4134 and loongson2f processor names.
4136 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
4140 * config/i386/i386.c (ix86_function_arg_boundary): Use
4141 alignment of canonical type.
4142 (ix86_expand_vector_move): Check unaligned memory access for
4145 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
4147 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
4148 Moved to the front of file.
4150 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
4151 H.J. Lu <hongjiu.lu@intel.com>
4153 * dwarf2out.c (current_fde): New.
4155 (lookup_cfa:): Likewise.
4156 (dwarf2out_end_epilogue): Likewise.
4157 (dwarf2out_note_section_used): Likewise.
4159 2008-05-27 Michael Matz <matz@suse.de>
4162 * c.opt (Wenum-compare): New warning option.
4163 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
4165 2008-05-27 Michael Matz <matz@suse.de>
4168 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
4170 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
4171 into memory as tail calls.
4173 2008-05-27 Richard Guenther <rguenther@suse.de>
4175 PR tree-optimization/36339
4176 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
4177 pointers cause all addressable variables to be call clobbered.
4179 2008-05-27 Richard Guenther <rguenther@suse.de>
4181 PR tree-optimization/36245
4182 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
4184 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4186 * config/s390/s390.md: Replace all occurences of the 'm'
4187 constraint with 'RT'.
4189 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4191 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
4193 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
4195 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
4196 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
4197 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
4199 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4201 * reload.c: (find_reloads): Skip alternatives according to the
4202 "enabled" attribute. Constify the constraint variable.
4203 * recog.c (get_attr_enabled): Add default implementation.
4204 (extract_insn): Set the alternative_enabled_p array
4205 in the recog_data struct.
4206 (preprocess_constraints, constrain_operands): Skip
4207 alternatives according to the "enabled" attribute
4208 * recog.h (struct recog_data): New field alternative_enabled_p.
4209 (skip_alternative): New inline function.
4210 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
4211 (record_reg_classes): Skip alternative according to the
4212 "enabled" attribute.
4214 * doc/md.texi: Add documention for the "enabled" attribute.
4216 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4218 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
4219 * postreload.c (reload_cse_simplify_operands): Replace 'm'
4220 constraint with TARGET_MEM_CONSTRAINT.
4221 * recog.c (asm_operand_ok, preprocess_constraints,
4222 constrain_operands): Likewise.
4223 * regclass.c (record_reg_classes): Likewise.
4224 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
4225 * reload1.c (maybe_fix_stack_asms): Likewise.
4226 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
4227 * recog.h: Adjust comment.
4228 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
4229 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
4230 * doc/md.texi: Add a note to description of 'm' constraint.
4231 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
4233 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
4235 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
4236 that the bitfield is of integral type before testing its precision.
4238 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4239 Sa Liu <saliu@de.ibm.com>
4241 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
4242 __modti3, __udivti3, __umodti3 and __udivmodti4.
4243 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
4244 that implement TImode mul and div functions.
4245 * config/spu/multi3.c: New. Implement __multi3.
4246 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
4247 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
4250 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
4252 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
4253 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
4254 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
4255 tls_sysv_suffix): New mode and mode attribute iterators.
4256 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
4257 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
4258 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
4259 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
4260 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
4263 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
4265 PR tree-optimization/36329
4266 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
4267 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
4268 * cgraphbuild.c (initialize_inline_failed): Use the latter
4269 macro in lieu of the former.
4270 * ipa-inline.c (cgraph_mark_inline): Likewise.
4271 (cgraph_decide_inlining_of_small_function): Likewise.
4272 (cgraph_decide_inlining): Likewise.
4273 (cgraph_decide_inlining_incrementally): Likewise.
4275 2008-05-26 Tristan Gingold <gingold@adacore.com>
4276 Anatoly Sokolov <aesok@post.ru>
4278 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
4279 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
4280 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
4281 optimization for 'avr6' architecture.
4283 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
4286 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
4288 2008-05-26 Richard Guenther <rguenther@suse.de>
4290 * tree-ssa-sccvn.c (expr_has_constants): Declare.
4291 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
4293 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
4296 * caller-save.c (insert_restore): Verify alignment of spill space.
4297 (insert_save): Likewise.
4298 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
4299 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
4300 (STACK_SLOT_ALIGNMENT): Likewise.
4301 * function.c (LOCAL_ALIGNMENT): Removed.
4302 (get_stack_local_alignment): New.
4303 (assign_stack_local): Use it. Set alignment on stack slot.
4304 (assign_stack_temp_for_type): Use get_stack_local_alignment.
4305 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
4306 (STACK_SLOT_ALIGNMENT): New.
4307 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
4308 stack slot in XFmode.
4310 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
4312 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
4315 * config/i386/i386.md (allocate_stack_worker_64): Make sure
4316 argument operand in rax isn't removed.
4318 2008-05-26 Richard Guenther <rguenther@suse.de>
4321 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
4322 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
4324 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
4327 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
4329 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
4331 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
4332 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
4334 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
4336 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
4337 build a trampoline if we don't want one.
4338 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
4339 return zero for nested functions if we don't want a trampoline.
4341 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
4343 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
4345 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
4348 * c.opt: Removed undocumented option '-lang-fortran'.
4349 * c-common.h: Removed global variable 'lang_fortran'.
4350 * c-opts.c (c_common_handle_option): Removed code to handle
4351 option '-lang-fortran'. Updated includes.
4352 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
4353 definition of '__GFORTRAN__'.
4354 (define__GNUC__): Reimplemented to use BASEVER and
4355 cpp_define_formatted.
4356 (builtin_define_with_value_n): Removed.
4357 * c-incpath.h: Renamed to ...
4358 * incpath.h: ... this.
4359 * c-incpath.c: Renamed to ...
4360 * incpath.c: ... this. Updated includes.
4361 * fix-header.c: Updated includes.
4362 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
4363 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
4364 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
4366 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
4368 * tree.h: Update the table of flags used on tree nodes.
4369 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
4370 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
4371 (FORCED_LABEL): Add access check.
4372 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
4373 (ASM_INPUT_P): Likewise.
4374 (ASM_VOLATILE_P): Likewise.
4375 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
4376 (OMP_SECTION_LAST): Access private_flag directly.
4377 (OMP_RETURN_NOWAIT): Likewise.
4378 (OMP_PARALLEL_COMBINED): Likewise.
4379 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
4380 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
4381 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
4382 deprecated_flag directly.
4384 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
4386 * final.c (frame_pointer_needed): Removed.
4387 * flags.h (frame_pointer_needed): Likewise.
4389 * function.h (rtl_data): Add frame_pointer_needed.
4390 (frame_pointer_needed): New.
4392 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
4394 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
4396 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
4398 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
4401 2008-05-25 Alan Modra <amodra@bigpond.net.au>
4403 * c-common.c (strip_array_types): Move function to..
4405 (get_inner_array_type): Delete.
4406 * c-common.h (strip_array_types): Move declaration to..
4408 (get_inner_array_type): Delete.
4409 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
4410 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
4411 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
4412 * config/pa/pa.c (emit_move_sequence): Likewise.
4414 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
4416 * config/i386/i386.md (*sse_prologue_save_insn): Set length
4419 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
4421 * function.c: Include target hook for nonlocal_goto frame value.
4423 2008-05-24 Richard Guenther <rguenther@suse.de>
4425 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
4426 variable can be only accessed through a pointer or a union.
4428 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4430 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
4431 * doc/extend.texi: Likewise.
4433 2008-05-23 DJ Delorie <dj@redhat.com>
4435 * config/m32c/jump.md (untyped_call): Add.
4437 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
4439 (m32c_address_cost): Detail costs for indirect offsets.
4441 2008-05-23 Rafael Espindola <espindola@google.com>
4443 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
4444 if a node is a SUBREG.
4445 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
4448 2008-05-23 Paul Brook <paul@codesourcery.com>
4449 Carlos O'Donell <carlos@codesourcery.com>
4451 * doc/extend.texi: Clarify use of __attribute__((naked)).
4452 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
4453 * target.h (gcc_target): Add allocate_stack_slots_for_args.
4454 * function.c (use_register_for_decl): Use
4455 targetm.calls.allocate_stack_slots_for_args.
4456 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
4457 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
4458 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
4460 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
4462 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
4464 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
4466 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
4467 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
4468 is only rounded once.
4470 2008-05-23 Richard Guenther <rguenther@suse.de>
4472 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
4474 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
4475 Jakub Jelinek <jakub@redhat.com>
4478 * configure.ac: Handle --enable-cld.
4479 * configure: Regenerated.
4480 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
4481 * config/i386/i386.h (struct machine_function): Add needs_cld field.
4482 (ix86_current_function_needs_cld): New define.
4483 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
4484 (cld): New isns pattern.
4485 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
4486 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
4487 * config/i386/i386.opt (mcld): New option.
4488 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
4489 TARGET_CLD and ix86_current_function_needs_cld.
4490 (override_options): Use -mcld by default for 32-bit code if
4493 * doc/install.texi (Options specification): Document --enable-cld.
4494 * doc/invoke.texi (Machine Dependent Options)
4495 [i386 and x86-64 Options]: Add -mcld option.
4496 (Intel 386 and AMD x86-64 Options): Document -mcld option.
4498 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
4499 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
4500 (return_in_memory_64): Likewise.
4501 (return_in_memory_ms_64): Likewise.
4503 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4505 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
4506 * builtins.c (fold_builtin_fpclassify): New.
4507 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
4508 * builtins.def (BUILT_IN_FPCLASSIFY): New.
4509 * c-common.c (handle_type_generic_attribute): Adjust to accept
4510 fixed arguments before an elipsis.
4511 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
4512 * doc/extend.texi: Document __builtin_fpclassify.
4514 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
4516 * omp-low.c (gate_expand_omp_ssa): Remove.
4517 (pass_expand_omp_ssa): Remove.
4518 (gate_expand_omp): Do not check for flag_openmp_ssa.
4519 * common.opt (-fopenmp-ssa): Remove.
4520 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
4522 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
4524 * config/sh/sh.opt (mfixed-range): New option.
4525 * config/sh/sh-protos.h (sh_fix_range): Declare.
4526 * config/sh/sh.c (sh_fix_range): New function.
4527 * config/sh/sh.h (sh_fixed_range_str): Declare.
4528 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
4530 * doc/invoke.texi (SH Options): Document -mfixed-range.
4532 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
4534 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
4535 it before the redeclaration.
4537 2008-05-22 Anatoly Sokolov <aesok@post.ru>
4539 * config/avr/avr.c (get_sequence_length): Add new function.
4540 (expand_prologue, expand_epilogue): Remove duplicate code.
4542 2008-05-22 Rafael Espindola <espindola@google.com>
4544 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
4547 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
4549 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
4550 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
4552 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
4553 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
4554 (vect_update_misalignment_for_peel): Likewise.
4555 (vector_alignment_reachable_p): Likewise.
4556 * tree-vect-transform.c (vectorizable_load): Likewise.
4557 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
4558 (get_vectype_for_scalar_type): Pass mode of scalar_type
4559 to UNITS_PER_SIMD_WORD.
4561 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
4562 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
4563 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
4564 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
4565 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
4567 2008-05-22 Ira Rosen <irar@il.ibm.com>
4569 PR tree-optimization/36293
4570 * tree-vect-transform.c (vect_transform_strided_load): Don't check
4571 if the first load must be skipped because of a gap.
4573 2008-05-22 Richard Guenther <rguenther@suse.de>
4575 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
4576 more cases of offset disambiguation that is possible if
4577 strict-aliasing rules apply.
4578 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
4579 for basic offset and type-based disambiguation.
4581 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4583 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
4584 ix86_expand_vector_set on V16QImode for SSE4.1.
4586 2008-05-21 Tom Tromey <tromey@redhat.com>
4588 * c.opt (Wimport): Mark as undocumented.
4589 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
4591 (Warning Options): Likewise.
4592 * doc/cppopts.texi: Don't mention -Wimport.
4594 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
4596 PR tree-optimization/36287
4597 PR tree-optimization/36286
4598 * lambda-code.c (build_access_matrix): Do not use the loop->num
4599 for computing the number of induction variables: use the loop depth
4602 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
4605 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
4606 option -f(no-)leading-underscore.
4608 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4610 * config/i386/i386.c (ix86_expand_vector_init_general): Use
4611 GET_MODE_NUNITS (mode).
4613 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
4615 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
4616 (-mmulhw): Add 464 to description.
4617 (-mdlmzb): Likewise.
4618 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
4619 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
4621 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
4622 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
4623 * config/rs6000/rs6000.md: Update comments for 464.
4625 2008-05-21 Janis Johnson <janis187@us.ibm.com>
4627 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
4629 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4631 * config/i386/sse.md (vec_extractv4sf): Removed.
4632 (vec_extractv2df): Likewise.
4633 (vec_extractv2di): Likewise.
4634 (vec_extractv4si): Likewise.
4635 (vec_extractv8hi): Likewise.
4636 (vec_extractv16qi): Likewise.
4637 (vec_extract<mode>): New.
4639 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4641 * config/i386/sse.md (vec_setv4sf): Removed.
4642 (vec_setv2df): Likewise.
4643 (vec_setv2di): Likewise.
4644 (vec_setv4si): Likewise.
4645 (vec_setv8hi): Likewise.
4646 (vec_setv16qi): Likewise.
4647 (vec_set<mode>): New.
4649 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4651 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
4652 goto for vec_concat and vec_interleave.
4654 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4656 * config/i386/sse.md (vec_initv4sf): Removed.
4657 (vec_initv2df): Likewise.
4658 (vec_initv2di): Likewise.
4659 (vec_initv4si): Likewise.
4660 (vec_initv8hi): Likewise.
4661 (vec_initv16qi): Likewise.
4662 (vec_init<mode>): New.
4664 2008-05-21 Joseph Myers <joseph@codesourcery.com>
4666 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
4668 2008-05-21 Tom Tromey <tromey@redhat.com>
4670 * ggc-zone.c (lookup_page_table_if_allocated): New function.
4671 (zone_find_object_offset): Likewise.
4672 (gt_ggc_m_S): Likewise.
4673 (highest_bit): Likewise.
4674 * ggc-page.c (gt_ggc_m_S): New function.
4675 * stringpool.c (string_stack): Remove.
4676 (init_stringpool): Update.
4677 (ggc_alloc_string): Use ggc_alloc.
4678 (maybe_delete_ident): New function.
4679 (ggc_purge_stringpool): Likewise.
4680 (gt_ggc_m_S): Remove.
4681 * ggc-common.c (ggc_protect_identifiers): New global.
4682 (ggc_mark_roots): Call ggc_purge_stringpool. Use
4683 ggc_protect_identifiers.
4684 * ggc.h (ggc_protect_identifiers): Declare.
4685 (gt_ggc_m_S): Update.
4686 (ggc_purge_stringpool): Declare.
4687 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
4688 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
4690 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
4692 2008-05-21 David S. Miller <davem@davemloft.net>
4694 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
4697 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
4699 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
4702 2008-05-20 David Daney <ddaney@avtrex.com>
4704 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
4705 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
4706 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4707 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4708 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
4709 (atomic_hiqi_op): New define_code_iterator.
4710 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
4711 mips_expand_compare_and_swap_12.
4712 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
4713 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
4714 (sync_<optab><mode>, sync_old_<optab><mode>,
4715 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4716 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
4717 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
4718 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
4719 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
4720 (test_and_set_12): New insn.
4721 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
4722 sync_new_<optab><mode>, sync_old_nand<mode>,
4723 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
4724 clobber to operand 0 for SI and DI mode insns.
4725 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
4726 mips_gen_fn_4): New typedefs.
4727 (mips_gen_fn_ptrs): Define new union type.
4728 (mips_expand_compare_and_swap_12): Remove declaration.
4729 (mips_expand_atomic_qihi): Declare function.
4730 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
4731 (mips_expand_atomic_qihi): ... this. Use new generator function
4733 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
4734 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
4735 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
4736 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
4737 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
4738 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
4739 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
4740 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
4741 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
4742 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
4745 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
4747 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
4750 2008-05-20 Anatoly Sokolov <aesok@post.ru>
4752 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
4753 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
4754 (avr_attribute_table): Add 'OS_main' function attribute.
4755 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
4756 functions with 'OS_main' attribute.
4758 2008-05-20 Richard Guenther <rguenther@suse.de>
4760 PR tree-optimization/35204
4761 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
4762 helper, split out from ...
4763 (DFS): ... here. Make the DFS walk non-recursive.
4765 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
4766 Jan Sjodin <jan.sjodin@amd.com>
4768 PR tree-optimization/36181
4769 * tree-parloops.c (loop_has_vector_phi_nodes): New.
4770 (parallelize_loops): Don't parallelize when the loop has vector
4773 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4774 Sebastian Pop <sebastian.pop@amd.com>
4776 * tree-loop-linear.c (gather_interchange_stats): Look in the access
4777 matrix, and never look at the tree representation of the memory
4779 (linear_transform_loops): Computes parameters and access matrices.
4780 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
4782 (access_matrix_get_index_for_parameter): New.
4783 * tree-data-ref.h (struct access_matrix): New.
4784 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
4785 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
4786 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
4787 am_vector_index_for_loop): New.
4788 (struct data_reference): Add field access_matrix.
4789 (DR_ACCESS_MATRIX): New.
4790 (compute_data_dependences_for_loop): Update declaration.
4791 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
4792 * lambda.h (lambda_vector_vec_p): Declared.
4793 * lambda-code.c: Depend on pointer-set.h.
4794 (lambda_collect_parameters_from_af, lambda_collect_parameters,
4795 av_for_af_base, av_for_af, build_access_matrix,
4796 lambda_compute_access_matrices): New.
4797 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
4799 2008-05-20 Joseph Myers <joseph@codesourcery.com>
4801 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
4804 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4805 Sebastian Pop <sebastian.pop@amd.com>
4807 PR tree-optimization/36206
4808 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
4810 (instantiate_scev_1): Rename flags to fold_conversions.
4811 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
4812 outeside instantiation_loop.
4813 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
4814 (evolution_function_is_affine_or_constant_p): Removed.
4815 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
4817 (analyze_siv_subscript): Pass in the loop nest number.
4818 Call evolution_function_is_affine_in_loop instead of
4819 evolution_function_is_affine_p.
4820 (analyze_overlapping_iterations): Pass in the loop nest number.
4822 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4823 Sebastian Pop <sebastian.pop@amd.com>
4825 PR tree-optimization/36206
4826 * tree-chrec.h (chrec_fold_op): New.
4827 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
4830 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
4832 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
4834 (remove_duplicates): Do not set inode on non-inode systems.
4837 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
4839 * config.gcc (tm_file): Update comments about relative pathnames.
4841 2008-05-20 Richard Guenther <rguenther@suse.de>
4843 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
4844 * tree-ssa-sccvn.c (process_scc): Likewise.
4845 * tree-ssa-sink.c (execute_sink_code): Likewise.
4846 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
4847 * tree-vrp.c (process_assert_insertions): Likewise.
4848 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
4849 (perform_tree_ssa_dce): Likewise.
4850 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4851 (dump_dominator_optimization_stats): Likewise.
4852 * tree-vectorizer.c (vectorize_loops): Likewise.
4854 2008-05-20 Richard Guenther <rguenther@suse.de>
4856 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
4858 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
4860 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
4861 (ix86_i386elf_return_in_memory): Likewise.
4862 (ix86_i386interix_return_in_memory): Likewise.
4863 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
4864 (SUBTARGET_RETURN_IN_MEMORY): New.
4865 * config/i386/i386elf.h: Likewise.
4866 * config/i386/ptx4-i.h: Likewise.
4867 * config/i386/sol2-10.h: Likewise.
4868 * config/i386/sysv4.h: Likewise.
4869 * config/i386/vx-common.h: Likewise.
4870 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
4871 * config/i386/i386.c (ix86_return_in_memory): Made static and
4872 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
4873 (ix86_i386elf_return_in_memory): Removed.
4874 (ix86_i386interix_return_in_memory): Removed.
4875 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
4876 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
4878 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
4880 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
4882 2008-05-19 Xinliang David Li <davidxl@google.com>
4884 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
4886 * common.opt: Ditto.
4887 * doc/invoke.texi: Ditto.
4889 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
4891 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
4892 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
4894 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4896 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
4897 sizes of operand array from 8/4 to 4/2.
4898 (ix86_expand_vector_init_general): Change size of operand array
4899 from 32 to 16. Remove op0, op1 and half_mode.
4901 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4903 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
4904 (ix86_expand_vector_init_interleave): Likewise.
4905 (ix86_expand_vector_init_general): Use them. Assert
4906 word_mode == SImode when n_words == 4.
4908 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
4910 * config/i386/i386.c (ix86_secondary_reload): New static function.
4911 (TARGET_SECONDARY_RELOAD): New define.
4912 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
4913 * config/i386/i386.md (reload_outqi): Remove.
4915 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4918 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
4919 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
4920 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
4921 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
4922 (fold_builtin_1): Likewise.
4923 * builtins.def (BUILT_IN_ISINF_SIGN): New.
4924 c-common.c (check_builtin_function_arguments): Handle
4925 BUILT_IN_ISINF_SIGN.
4926 * doc/extend.texi: Document __builtin_isinf_sign.
4927 * fold-const.c (operand_equal_p): Handle COND_EXPR.
4929 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
4931 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
4932 EH cleanup at the end of the pass, search for those that have been
4933 turned into forwarder blocks and do the cleanup on their successor.
4935 2008-05-18 Richard Guenther <rguenther@suse.de>
4937 * tree-cfg.c (verify_gimple_expr): Allow conversions from
4938 pointers to sizetype and vice versa.
4940 2008-05-18 Xinliang David Li <davidxl@google.com>
4942 * gcc/tree-ssa-dce.c: Coding style fix.
4943 (check_pow): Documentation comment.
4944 (check_log): Documenation comment. Coding style fix.
4945 (is_unnecessary_except_errno_call): Ditto.
4946 (gen_conditions_for_pow): Ditto.
4947 (gen_conditions_for_log): Ditto.
4948 (gen_shrink_wrap_conditions): Ditto.
4949 (shrink_wrap_one_built_in_calls): Ditto.
4950 * gcc/doc/invoke.texi: Better documentation string.
4951 * ChangeLog: Fix wrong change log entries from
4952 May 17 checkin on function call DCE.
4954 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
4956 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
4958 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
4960 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
4961 * df-problems.c (simulation routines): Fixed block comment to
4962 properly say how to add forwards scanning functions.
4964 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
4966 * tree-inline.c (setup_one_parameter): Remove dead code.
4968 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
4970 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
4971 a BIT_AND_EXPR only for an INTEGER_TYPE.
4973 2008-05-17 Xinliang David Li <davidxl@google.com>
4975 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
4976 (check_pow, check_log, is_unnecessary_except_errno_call): New
4977 functions to check for eliminating math functions that are pure
4978 except for setting errno.
4979 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
4980 general condition expressions for shrink-wrapping pow/log calls.
4981 (gen_shrink_wrap_conditions): Ditto.
4982 (shrink_wrap_one_built_in_call): Ditto.
4983 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
4984 (mark_operand_necessary): If debugging, output if OP is necessary.
4985 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
4987 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
4989 * gcc/common.opt: New user flag -ftree-builtin-dce.
4990 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
4992 2008-05-16 David S. Miller <davem@davemloft.net>
4994 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
4995 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4997 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
5000 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
5002 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5004 * ifcvt.c (dead_or_predicable): Rename
5005 df_simulate_one_insn_backwards to df_simulate_one_insn.
5006 * recog.c (peephole2_optimize): Ditto.
5007 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
5009 * df.h: Rename df_simulate_one_insn_backwards to
5010 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
5011 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
5012 scanning of defs and uses.
5013 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
5014 (df_simulate_one_insn_forwards): Removed.
5016 2008-05-16 Doug Kwan <dougkwan@google.com>
5018 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
5020 (real_from_string): Handle NaNs and Inf as approriate.
5022 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
5024 * doc/gty.texi (Source Files Containing Type Information): Note
5025 that headers should appear first in the gtfiles list.
5027 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5029 * tree.def (COND_EXEC): Properly documented this code.
5031 2008-05-16 Diego Novillo <dnovillo@google.com>
5033 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
5034 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
5037 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5039 * tree-ssa-dse (max_stmt_uid): Removed.
5040 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
5041 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
5042 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
5043 * function.h (cfun.last_stmt_uid): New field.
5044 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
5045 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
5047 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
5048 (create_stmt_ann): Initialize the ann->uid field.
5049 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
5051 * tree-flow.h (renumber_gimple_stmt_uids): New function.
5053 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
5055 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
5056 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
5057 (init_empty_tree_cfg): Call it.
5059 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5061 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
5064 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5066 * doc/invoke.text (-fdump-tree-*-verbose): New option.
5067 * tree-dump.c (dump_options): New verbose option.
5068 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
5070 * tree-pass.h (TDF_VERBOSE): New dump flag.
5071 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
5072 (tree-flow.h): Added include.
5073 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
5075 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
5077 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
5079 From Jie Zhang <jie.zhang@analog.com>
5080 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5081 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
5082 mcpu=bf561-none and mcpu=bf561-0.2.
5083 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5084 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
5085 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5086 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
5087 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
5088 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
5089 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
5091 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
5092 (cputype_selected): Remove.
5093 (bfin_handle_option): Don't use cputype_selected.
5094 (override_options): When no mcpu option, enable all workarounds.
5095 Don't use bfin_workarounds.
5096 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
5098 (DEFAULT_CPU_TYPE): Don't define.
5100 2008-05-16 Richard Guenther <rguenther@suse.de>
5102 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
5103 on deletion of the last stmt.
5105 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
5107 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
5108 V8HImode for SSE2 and V16QImode for SSE4.1.
5110 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5112 * cgraph.h (compute_inline_parameters): Made public.
5113 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
5114 variable_generate_summary, function_write_summary,
5115 variable_write_summary, variable_read_summary. Added generate_summary,
5116 write_summary, read_summary.
5117 * cgraphunit.c (cgraph_process_new_functions): Changed call from
5118 pass_ipa_inline.function_generate_summary, to
5119 compute_inline_parameters.
5120 * ipa-inline.c (compute_inline_parameters): Made public and added
5122 (compute_inline_parameters_for_current): New function.
5123 (pass_inline_param): Now calls compute_inline_parameters_for_current.
5124 (inline_generate_summary): Removed parameter and made to loop over
5126 (pass_ipa_inline): Updated for new IPA_PASS structure.
5127 * passes.c (execute_ipa_summary_passes): Now is called once per
5128 pass rather than once per node*pass.
5130 2008-05-15 Anatoly Sokolov <aesok@post.ru>
5132 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
5133 avr_have_mul_p, avr_asm_only_p): Remove variables.
5134 (avr_override_options): Remove initialization of removed variables.
5135 (avr_file_start): Convert removed variables to fields of
5136 'struct base_arch_s *avr_current_arch'.
5137 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
5138 (AVR_HAVE_MUL): (Ditto.).
5139 (AVR_HAVE_MOVW): (Ditto.).
5140 (AVR_HAVE_LPMX): (Ditto.).
5141 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
5142 avr_asm_only_p): Remove declaration.
5144 2008-05-15 Diego Novillo <dnovillo@google.com>
5146 * config/arm/arm.c (arm_return_in_memory): Fix return type.
5147 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
5149 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
5152 * combine.c (check_conversion): Rename back to check_promoted_subreg.
5153 Don't call record_truncated_value from here.
5154 (record_truncated_value): Turn it into a for_each_rtx callback.
5155 (record_truncated_values): New function.
5156 (combine_instructions): Call note_uses with record_truncated_values.
5157 Change name of check_conversion to check_promoted_subreg.
5159 2008-05-15 Janis Johnson <janis187@us.ibm.com>
5161 * doc/sourcebuild.texi: Document support for torture tests.
5163 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
5165 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
5166 to alternative 4 of operand 2.
5168 2008-05-15 Richard Guenther <rguenther@suse.de>
5170 * tree-pass.h (current_pass): Declare.
5171 (get_pass_for_id): Likewise.
5172 * passes.c (passes_by_id, passes_by_id_size): New globals.
5173 (set_pass_for_id): New function.
5174 (get_pass_for_id): Likewise.
5175 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
5176 (execute_function_todo): Flush per function statistics.
5177 * toplev.c (compile_file): Init statistics.
5178 (general_init): Do early statistics initialization.
5179 (finalize): Finish statistics.
5180 * statistics.h (statistics_early_init): Declare.
5181 (statistics_init): Likewise.
5182 (statistics_fini): Likewise.
5183 (statistics_fini_pass): Likewise.
5184 (statistics_counter_event): Likewise.
5185 (statistics_histogram_event): Likewise.
5186 * statistics.c: New file.
5187 * Makefile.in (OBJS-common): Add statistics.o.
5188 (statistics.o): Add dependencies.
5189 * doc/invoke.texi (-fdump-statistics): Document.
5191 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
5193 (execute_pre): Use statistics_counter_event.
5194 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
5195 (substitute_and_fold): Increment it. Use statistics_counter_event.
5197 2008-05-15 Diego Novillo <dnovillo@google.com>
5199 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
5201 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
5202 * tree-ssa-alias.c (new_type_alias): Remove references to
5203 sub-variables from comment.
5204 * tree-ssa-operands.c (swap_tree_operands): Likewise.
5206 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
5208 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
5209 attribute to 1 only for insertps alternative.
5211 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
5213 * config/bfin/bfin.md (loadbytes): New pattern.
5214 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
5215 (bfin_init_builtins): Initialize it.
5216 (bdesc_1arg): Add it.
5218 2008-05-15 Sa Liu <saliu@de.ibm.com>
5220 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
5221 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
5222 * testsuite/lib/target-supports.exp: Add
5223 check_effective_target_fortran_integer_16.
5225 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
5227 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
5228 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
5229 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
5230 (TARGET_RETURN_IN_MEMORY): Define.
5232 2008-05-15 Richard Guenther <rguenther@suse.de>
5235 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
5236 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
5237 represent unmodifiable vars.
5239 2008-05-15 Richard Guenther <rguenther@suse.de>
5241 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
5242 INDIRECT_REF and TARGET_MEM_REF.
5243 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5246 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
5247 H.J. Lu <hongjiu.lu@intel.com>
5249 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
5250 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
5251 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
5252 insn alternatives. Add missing alternatives.
5253 (*vec_concatv2di_rex64_sse4_1): Likewise.
5254 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
5255 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
5258 2008-05-15 Richard Guenther <rguenther@suse.de>
5260 PR tree-optimization/36009
5261 PR tree-optimization/36204
5262 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
5263 (determine_invariantness_stmt): Record the loop a store is
5265 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
5268 2008-05-15 Richard Guenther <rguenther@suse.de>
5270 PR tree-optimization/34330
5271 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
5272 through the pointer will alias the SMT.
5274 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
5276 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
5278 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
5280 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
5282 2008-05-14 Michael Meissner <michael.meissner@amd.com>
5283 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5285 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
5286 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
5287 (vashl_optab): New optab for vector/vector shifts.
5288 (vashr_optab): Ditto.
5289 (vlshr_optab): Ditto.
5290 (vrotl_optab): Ditto.
5291 (vrotr_optab): Ditto.
5292 (optab_subtype): New enum for optab_for_tree_code call.
5293 (optab_for_tree_code): Add enum optab_subtype argument.
5295 * optabs.c (optab_for_tree_code): Take an additional argument to
5296 distinguish between a vector shift by a scalar and vector shift by
5297 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
5298 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
5299 vector shift by a vector.
5300 (expand_widen_pattern_expr): Pass additional argument to
5301 optab_for_tree_code.
5303 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
5304 vrotl_optab, vrotr_optab.
5306 * expr.c (expand_expr_real_1): Update calls to
5307 optab_for_tree_code to distinguish between vector shifted by a
5308 scalar and vector shifted by a vector.
5309 * tree-vectorizer.c (supportable_widening_operation): Ditto.
5310 (supportable_narrowing_operation): Ditto.
5311 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
5312 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
5313 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
5314 (vect_create_epilog_for_reduction): Ditto.
5315 (vectorizable_reduction): Ditto.
5316 (vectorizable_operation): Ditto.
5317 (vect_strided_store_supported): Ditto.
5318 (vect_strided_load_supported): Ditto.
5319 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5320 * expmed.c (expand_shift): Ditto.
5322 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
5324 (ashr@var{m}3): Ditto.
5325 (vashl@var{m}3): Document new vector/vector shift standard name.
5326 (vashr@var{m}3): Ditto.
5327 (vlshr@var{m}3): Ditto.
5328 (vrotl@var{m}3): Ditto.
5329 (vrotr@var{m}3): Ditto.
5331 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
5332 (PPERM_INVERT): Ditto.
5333 (PPERM_REVERSE): Ditto.
5334 (PPERM_REV_INV): Ditto.
5335 (PPERM_ZERO): Ditto.
5336 (PPERM_ONES): Ditto.
5337 (PPERM_SIGN): Ditto.
5338 (PPERM_INV_SIGN): Ditto.
5339 (PPERM_SRC1): Ditto.
5340 (PPERM_SRC2): Ditto.
5342 * config/i386/sse.md (mulv2di3): Add SSE5 support.
5343 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
5344 allows a memory operand to be the value being added, and split it
5345 to improve vectorization.
5346 (sse5_pmacsdqh_mem): Ditto.
5347 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
5348 (sse5_mulv2div2di3_high): Ditto.
5349 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
5350 (vec_pack_trunc_v4si): Ditto.
5351 (vec_pack_trunc_v2di): Ditto.
5352 (sse5_pcmov_<mode>): Remove code that tried to use use
5353 andps/andnps instead of pcmov.
5354 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
5355 pmacsdqh instructions.
5356 (vec_widen_smult_lo_v4si): Ditto.
5358 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
5359 (PPERM_INVERT): Ditto.
5360 (PPERM_REVERSE): Ditto.
5361 (PPERM_REV_INV): Ditto.
5362 (PPERM_ZERO): Ditto.
5363 (PPERM_ONES): Ditto.
5364 (PPERM_SIGN): Ditto.
5365 (PPERM_INV_SIGN): Ditto.
5366 (PPERM_SRC1): Ditto.
5367 (PPERM_SRC2): Ditto.
5368 (ix86_expand_sse_movcc): Move the SSE5 test after the if
5370 (ix86_expand_int_vcond): If SSE5 generate all possible integer
5372 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
5373 says ignore whether the last reference is a memory operand.
5375 2008-05-14 Michael Meissner <michael.meissner@amd.com>
5376 Paolo Bonzini <bonzini at gnu dot org>
5378 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
5381 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
5382 (vlshr<mode>3): Rename from vlshr<mode>3.
5383 (vashr<mode>3): Rename from vashr<mode>3.
5384 (mulv4sf3): Change the names of vector shift patterns.
5388 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
5391 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
5416 * config/spu/spu.md (v): New iterator macro to add v for vector types.
5417 (floatunssidf2_internal): Change vector/vector shift names.
5418 (floatunsdidf2_internal): Ditto.
5425 (vashl<mode>3): Rename from ashl<mode>3.
5426 (vashr<mode>3): Rename from ashr<mode>3.
5427 (vlshr<mode>3): Rename from lshr<mode>3.
5428 (vrotl<mode>3): Rename from rotl<mode>3.
5430 2008-05-14 Michael Meissner <michael.meissner@amd.com>
5433 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
5434 multiply gives the wrong value when doing widening multiplies.
5435 (vec_widen_smult_lo_v4si): Ditto.
5437 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
5439 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
5440 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
5441 emit_library_call_value.
5442 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
5443 * tree.h (ECF_LIBCALL_BLOCK): Removed.
5444 * calls.c (initialize_argument_information, precompute_arguments,
5445 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
5446 (precompute_arguments): Removed flags parameter.
5447 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
5449 2008-05-14 Richard Guenther <rguenther@suse.de>
5451 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
5452 Make sure to register the store if the use is a PHI_NODE.
5454 2008-05-14 Olivier Hainque <hainque@adacore.com>
5456 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
5457 memory if the component is to be referenced in BLKmode according
5458 to get_inner_reference.
5460 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
5462 * calls.c (emit_library_call_value_1): Restore code clearing
5463 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
5465 2008-05-14 Olivier Hainque <hainque@adacore.com>
5466 Nicolas Roche <roche@adacore.com>
5468 * configure.ac: Add support for a "gcc_subdir" variable in
5469 config-lang.in, to denote a subdirectory where the language/GCC
5470 integration files are to be found.
5471 * configure: Regenerate.
5473 2008-05-14 Ira Rosen <irar@il.ibm.com>
5475 PR tree-optimization/36098
5476 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
5477 value for the first load in the group in case of a gap.
5478 (vect_build_slp_tree): Check that there are no gaps in loads.
5480 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
5482 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
5483 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
5484 expand_copysign_bit, ): Change call to emit_no_conflict_block to
5485 emit_insn and remove unneeded code to construct extra args.
5486 (emit_no_conflict_block): Removed.
5487 * optabls.h: (emit_no_conflict_block): Removed.
5488 * cse.c (cse_extended_basic_block): Remove search for
5489 REG_NO_CONFLICT note.
5490 * global.c: Removed incorrect comment added in revision 117.
5491 * expr.c (convert_move): Change call to emit_no_conflict_block to
5493 * recog.c: Change comments so that they do not mention
5495 * local_alloc.c (combine_regs): Removed last parameter.
5496 (no_conflict_p): Removed.
5497 (block_alloc): Removed note, no_conflict_combined_regno and set
5498 local vars. Removed all code to process REG_NO_CONFLICT blocks.
5499 (combine_regs): Removed already_dead and code to look for
5500 REG_NO_CONFLICT notes.
5501 * lower_subreg (remove_retval_note): Removed code to look for
5502 REG_NO_CONFLICT block.
5503 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
5504 (resolve_clobber): Remove code to process libcalls that have
5505 REG_NO_CONFLICT notes.
5506 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
5508 * combine.c (can_combine_p, distribute_notes): Removed
5509 REG_NO_CONFLICT case.
5510 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
5512 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
5513 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
5515 * reg-notes.def (NO_CONFLICT): Removed.
5517 2008-05-14 David S. Miller <davem@davemloft.net>
5519 * config/sparc/sparc.c (sparc_profile_hook): If
5520 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
5521 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
5522 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
5524 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
5526 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
5528 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
5531 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
5532 and op1 expansion before vector concat to have less live pseudos.
5534 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
5536 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
5537 ix86_expand_vector_set if supported.
5539 2008-05-13 Diego Novillo <dnovillo@google.com>
5540 Kenneth Zadeck <zadeck@naturalbridge.com>
5542 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
5544 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
5545 phinodes_print_statistics, init_ssanames, fini_ssanames,
5546 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
5547 release_ssa_name, release_defs, replace_ssa_name_symbol,
5548 ssanames_print_statistics): Move ...
5549 * tree-flow.h: ... here.
5550 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
5551 Use FN instead of cfun.
5552 (make_ssa_name_fn): Rename from make_ssa_name.
5553 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
5554 * tree-flow-inline.h (make_ssa_name): Move from
5555 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
5556 * omp-low.c (expand_omp_parallel):
5557 * tree-flow-inline.h (redirect_edge_var_map_result):
5558 * tree-ssa.c (init_tree_ssa): Add argument FN.
5559 Use it instead of cfun. Update all users.
5561 2008-05-13 Tom Tromey <tromey@redhat.com>
5563 PR preprocessor/22168:
5564 * doc/cpp.texi (Top): Update menu.
5565 (Alternatives to Wrapper #ifndef): New node.
5566 (Other Directives): Document deprecation.
5567 (Obsolete Features): Remove menu.
5568 (Assertions): Merge node into Obsolete Features.
5569 (Obsolete once-only headers): Move earlier; rename to Alternatives
5571 * doc/cppopts.texi: Update.
5572 * c.opt (Wdeprecated): Enable for C and ObjC.
5573 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
5574 (C++ Dialect Options): Move -Wno-deprecated from here to...
5575 (Warning Options): ... here.
5577 2008-05-13 Richard Guenther <rguenther@suse.de>
5580 * fold-const.c (fold_sign_changed_comparison): Do not allow
5581 changes in pointer-ness.
5583 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5586 * config/sh/sh.c (sh_expand_prologue): Don't clear
5587 RTX_FRAME_RELATED_P for push insns.
5589 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
5591 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
5593 2008-05-12 Anatoly Sokolov <aesok@post.ru>
5595 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
5596 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
5597 Use 'machine->is_leaf' instead of 'leaf_func_p'.
5599 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
5601 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
5602 (*vec_concatv4sf_sse): This.
5603 (*sse2_concatv2si): Renamed to ...
5604 (*vec_concatv2si_sse2): This.
5605 (*sse1_concatv2si): Renamed to ...
5606 (*vec_concatv2si_sse): This.
5607 (*vec_concatv2di_rex): Renamed to ...
5608 (*vec_concatv2di_rex64): This.
5609 (*vec_concatv2si_sse4_1): New.
5610 (*vec_concatv2di_rex64_sse4_1): Likewise.
5612 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
5614 PR rtl-optimization/36111
5615 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
5616 that was created for swappable operands.
5618 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
5621 * Makefile.in: Substitute GNATMAKE and GNATBIND.
5622 * configure.ac: Add call to ACX_PROG_GNAT.
5624 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
5626 * optc-gen.awk: Fix comment typo.
5628 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5630 * pretty-print.c (pp_integer_with_precision): Use
5631 HOST_LONG_LONG_FORMAT.
5633 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
5635 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
5637 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
5639 * config/i386/i386.c (bdesc_ptest): Removed.
5640 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
5641 (bdesc_args): Add __builtin_ia32_ptestz128,
5642 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
5643 (ix86_init_mmx_sse_builtins): Updated.
5644 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
5645 (ix86_expand_builtin): Updated.
5647 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
5649 * tree-cfg.c (valid_fixed_convert_types_p): New function.
5650 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
5652 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
5654 * value-prof.c (interesting_stringop_to_profile): Do not
5655 return early for BUILT_IN_MEMPCPY.
5657 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
5659 * calls.c (expand_call): Don't use callgraph to increase
5660 preferred_stack_boundary.
5662 * cgraph.h (cgraph_rtl_info): Use unsigned on
5663 preferred_incoming_stack_boundary.
5665 * final.c (rest_of_clean_state): Use unsigned on
5666 preferred_stack_boundary.
5668 2008-05-09 Tom Tromey <tromey@redhat.com>
5670 PR preprocessor/22231:
5671 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
5674 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
5676 PR tree-optimization/36129
5677 * tree-ssa-ccp.c: Include value-prof.h.
5678 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
5679 built-in function was folded to a constant.
5680 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
5682 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
5683 Sebastian Pop <sebastian.pop@amd.com>
5685 * tree-scalar-evolution.c: Document instantiate_scev.
5686 (instantiate_parameters_1): Renamed instantiate_scev_1.
5687 Don't use the same loop for instantiation_loop and evolution_loop.
5688 (instantiate_scev): New.
5689 (instantiate_parameters): Moved...
5690 (resolve_mixers): Update call to instantiate_scev_1 to pass the
5691 same loop twice. Maintains the semantics for this function.
5692 * tree-scalar-evolution.h (instantiate_scev): Declare.
5693 (instantiate_parameters): ...here. Now static inline.
5694 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
5695 instead of resolve_mixers.
5697 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5699 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
5701 2008-05-09 Tomas Bily <tbily@suse.cz>
5703 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
5704 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
5705 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5706 * c-common.c (c_common_truthvalue_conversion): Likewise.
5707 * tree-object-size.c (compute_object_offset): Likewise.
5708 * tree-inline.c (estimate_num_insns_1): Likewise.
5709 * varasm.c (const_hash_1, compare_constant, copy_constant)
5710 (compute_reloc_for_constant, output_addressed_constants)
5711 (initializer_constant_valid_p): Likewise.
5712 * c-omp.c (check_omp_for_incr_expr): Likewise.
5713 * gimplify.c (gimplify_expr): Likewise.
5714 * c-typeck.c (c_finish_return): Likewise.
5715 * tree-vectorizer.c (supportable_widening_operation)
5716 (supportable_narrowing_operation): Likewise.
5717 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
5718 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
5719 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5720 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
5721 (descr_info_loc): Likewise.
5722 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
5723 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
5724 (fold_unary): Likewise.
5725 * builtins.c (get_pointer_alignment): Likewise.
5726 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
5727 (instantiate_parameters_1): Likewise.
5728 * tree.c (expr_align, stabilize_reference): Likewise.
5729 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
5730 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
5731 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
5732 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5733 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
5734 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
5736 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
5737 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
5738 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5739 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
5740 (forward_propagate_comparison)
5741 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5742 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
5743 * emit-rtl.c (component_ref_for_mem_expr)
5744 (set_mem_attributes_minus_bitpos): Likewise.
5745 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5746 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
5748 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
5749 (build_function_call, pointer_diff, build_compound_expr)
5750 (c_finish_return): Likewise.
5751 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
5752 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
5754 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
5755 * expr.c (is_aligning_offset): Likewise.
5756 * tree-ssa-alias.c (is_escape_site): Likewise.
5757 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
5758 (check_all_va_list_escapes): Likewise.
5759 * tree-ssa-loop-ivopts.c (determine_base_object)
5760 (determine_common_wider_type): Likewise.
5761 * dojump.c (do_jump): Likewise.
5762 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
5763 * tree-gimple.c (is_gimple_cast): Likewise.
5764 * fold-const.c (decode_field_reference, )
5765 (fold_sign_changed_comparison, fold_unary, fold_comparison)
5766 (fold_binary): Likewise.
5767 * tree-ssa-alias-warnings.c (find_alias_site_helper)
5768 (already_warned_in_frontend_p): Likewise.
5769 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
5770 * tree.c (really_constant_p, get_unwidened): Likewise.
5771 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5772 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5773 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
5775 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
5777 (CONVERT_EXPR_P): Define.
5778 (CASE_CONVERT): Define.
5780 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5783 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
5784 (delete_unmarked_insns): When deleting a call, call
5785 delete_unreachable_blocks.
5786 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
5787 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
5789 2008-05-08 Richard Guenther <rguenther@suse.de>
5791 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
5792 (-ftree-salias): Likewise.
5793 (salias-max-implicit-fields): Remove param documentation.
5794 (salias-max-array-elements): Likewise.
5795 * tree-pass.h (pass_create_structure_vars): Remove.
5796 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
5797 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
5798 * tree-ssa-alias.c (create_structure_vars): Remove.
5799 (gate_structure_vars): Likewise.
5800 (pass_create_structure_vars): Likewise.
5801 (gate_build_alias): Likewise.
5802 (pass_build_alias): Adjust to run always and dump the function.
5803 * common.opt (ftree-salias): Hide.
5804 * passes.c (init_optimization_passes): Remove
5805 pass_create_structure_vars, adjust comment.
5806 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
5807 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
5808 * opts.c (decode_options): Do not set flag_tree_salias.
5809 (common_handle_option): Add OPT_ftree_salias to the backward
5810 compatibility section.
5812 2008-05-08 Richard Guenther <rguenther@suse.de>
5814 * tree-flow-inline.h (var_can_have_subvars): Move ...
5815 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
5816 * tree-flow.h (var_can_have_subvars): Remove.
5817 (push_fields_onto_fieldstack): Remove.
5818 (sort_fieldstack): Likewise.
5819 (struct fieldoff): Move ...
5820 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
5821 alias_set and base_for_components fields.
5822 (sort_fieldstack): Make static.
5823 (push_fields_onto_fieldstack): Likewise. Remove code that
5824 handles anything but RECORD_TYPEs. Remove alias_set and
5825 base_for_components handling.
5826 (create_variable_info_for): Adjust.
5828 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
5830 * common.opt (Wframe-larger-than=): Shorten the help message
5832 * doc/invoke.texi (Wframe-larger-than=): Add more description.
5834 2008-05-08 Rafael Espindola <espindola@google.com>
5836 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
5838 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
5839 trap and that both operands are gimple values.
5840 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
5841 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
5844 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
5846 * read-rtl.c (join_c_conditions): Return the first string if the
5847 two strings are equal.
5849 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
5851 * gensupport.h (pred_data): Add a "num_codes" field.
5852 (add_predicate_code): Declare.
5853 * gensupport.c (add_predicate_code): New function.
5854 (std_pred_table): Add an "allows_const_p" field.
5855 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
5856 Remove the (incomplete) list of such codes from the codes field.
5857 (init_predicate_table): Use add_predicate_code. Add all
5858 RTX_CONST_OBJs if allows_const_p is true.
5859 * genrecog.c (process_define_predicate): Use add_predicate_code.
5861 2008-05-08 David Daney <ddaney@avtrex.com>
5862 Richard Sandiford <rsandifo@nildram.co.uk>
5864 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
5865 special case of constant zero operands.
5866 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
5867 old and new values. Special case constant zero values.
5868 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
5870 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
5871 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
5873 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
5876 * simplify-rtx.c (simplify_plus_minus): Create CONST of
5877 similar RTX_CONST_OBJ before CONST_INT.
5879 2008-05-08 Steve Ellcey <sje@cup.hp.com>
5881 * stmt.c (expand_stack_restore): Change sa mode if needed.
5883 2008-05-08 Richard Guenther <rguenther@suse.de>
5885 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
5886 return type to bool.
5887 (ix86_sol10_return_in_memory): Likewise.
5888 (ix86_i386elf_return_in_memory): Likewise.
5889 (ix86_i386interix_return_in_memory): Likewise.
5890 * config/i386/i386.c (ix86_return_in_memory): Likewise.
5891 (ix86_sol10_return_in_memory): Likewise.
5892 (ix86_i386elf_return_in_memory): Likewise.
5893 (ix86_i386interix_return_in_memory): Likewise.
5895 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
5898 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
5900 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
5901 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
5904 2008-05-08 Richard Guenther <rguenther@suse.de>
5906 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
5907 * tree-data-ref.h (struct dr_alias): Remove subvars field.
5908 (DR_SUBVARS): Remove.
5909 * tree-dfa.c (dump_subvars_for): Remove.
5910 (debug_subvars_for): Likewise.
5911 (dump_variable): Do not dump subvars.
5912 (remove_referenced_var): Do not remove subvars.
5913 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
5914 (lookup_subvars_for_var): Remove.
5915 (get_subvars_for_var): Likewise.
5916 (get_subvars_at): Likewise.
5917 (get_first_overlapping_subvar): Likewise.
5918 (overlap_subvar): Likewise.
5919 * tree-flow.h (subvar_t): Remove.
5920 (struct var_ann_d): Remove subvars field.
5921 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
5922 argument. Remove special handling of SFTs.
5923 (compute_tag_properties): Likewise.
5924 (set_initial_properties): Likewise.
5925 (compute_call_clobbered): Likewise.
5926 (count_mem_refs): Likewise.
5927 (compute_memory_partitions): Likewise.
5928 (compute_flow_insensitive_aliasing): Likewise.
5929 (setup_pointers_and_addressables): Likewise.
5930 (new_type_alias): Likewise.
5931 (struct used_part): Remove.
5932 (used_portions): Likewise.
5933 (struct used_part_map): Likewise.
5934 (used_part_map_eq): Likewise.
5935 (used_part_map_hash): Likewise.
5936 (free_used_part_map): Likewise.
5937 (up_lookup): Likewise.
5938 (up_insert): Likewise.
5939 (get_or_create_used_part_for): Likewise.
5940 (create_sft): Likewise.
5941 (create_overlap_variables_for): Likewise.
5942 (find_used_portions): Likewise.
5943 (create_structure_vars): Likewise.
5944 * tree.def (STRUCT_FIELD_TAG): Remove.
5945 * tree.h (MTAG_P): Adjust.
5946 (struct tree_memory_tag): Remove base_for_components and
5947 unpartitionable flags.
5948 (struct tree_struct_field_tag): Remove.
5949 (SFT_PARENT_VAR): Likewise.
5950 (SFT_OFFSET): Likewise.
5951 (SFT_SIZE): Likewise.
5952 (SFT_NONADDRESSABLE_P): Likewise.
5953 (SFT_ALIAS_SET): Likewise.
5954 (SFT_UNPARTITIONABLE_P): Likewise.
5955 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
5956 (union tree_node): Remove sft field.
5957 * alias.c (get_alias_set): Remove special handling of SFTs.
5958 * print-tree.c (print_node): Remove handling of SFTs.
5959 * tree-dump.c (dequeue_and_dump): Likewise.
5960 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
5961 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
5962 * tree-predcom.c (set_alias_info): Do not set subvars.
5963 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
5964 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
5965 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
5966 (add_vars_for_offset): Remove.
5967 (add_virtual_operand): Remove special handling of SFTs.
5968 (add_call_clobber_ops): Likewise.
5969 (add_call_read_ops): Likewise.
5970 (get_asm_expr_operands): Likewise.
5971 (get_modify_stmt_operands): Likewise.
5972 (get_expr_operands): Likewise.
5973 (add_to_addressable_set): Likewise.
5974 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
5975 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
5976 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
5977 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
5978 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
5979 (tree_node_structure): Likewise.
5980 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
5982 (find_what_p_points_to): Likewise.
5984 2008-05-08 Sa Liu <saliu@de.ibm.com>
5986 * config/spu/spu.md: Fixed subti3 pattern.
5988 2008-05-08 Richard Guenther <rguenther@suse.de>
5991 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
5992 sure to create a representative for trailing arrays for PTA.
5994 2008-05-08 Richard Guenther <rguenther@suse.de>
5997 * fold-const.c (operand_equal_p): Two objects which types
5998 differ in pointerness are not equal.
6000 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
6002 * calls.c (compute_argument_block_size): Add argument tree fndecl.
6003 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
6004 (emit_library_call_value_1): Add new variable fndecl initialized by
6005 NULL_TREE. It should be the decl type of orgfun, but this information
6006 seems not to be available here, so it uses the default calling abi.
6007 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
6008 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
6009 by TARGET_RETURN_IN_MEMORY.
6010 * config/i386/i386-interix.h: Likewise.
6011 * config/i386/i386.h: Likewise.
6012 * config/i386/i386elf.h: Likewise.
6013 * config/i386/ptx4-i.h: Likewise.
6014 * config/i386/sol2-10.h: Likewise.
6015 * config/i386/sysv4.h: Likewise.
6016 * config/i386/vx-common.h: Likewise.
6017 * config/cris/cris.h: Removed #if 0 clause.
6018 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
6019 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
6021 (ix86_sol10_return_in_memory): Likewise.
6022 (ix86_i386elf_return_in_memory): New.
6023 (ix86_i386interix_return_in_memory): New.
6024 * config/mt/mt-protos.h (mt_return_in_memory): New.
6025 * config/mt/mt.c: Likewise.
6026 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
6027 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
6028 * config/bfin/bfin.h: Likewise.
6029 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
6031 * config/bfin/bfin.c: Likewise.
6032 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
6033 * config/alpha/unicosmk.h: Likewise.
6034 * config/i386/cygming.h: Likewise.
6035 * config/iq2000/iq2000.h: Likewise.
6036 * config/mips/mips.h: Likewise.
6037 * config/mn10300/mn10300.h: Likewise.
6038 * config/rs6000/rs6000.h: Likewise.
6039 * config/score/score.h: Likewise.
6040 * config/spu/spu.h: Likewise.
6041 * config/v850/v850.h: Likewise.
6042 * defaults.h: Likewise.
6043 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
6044 * expr.c (emit_block_move): Adjust use of
6045 OUTGOING_REG_PARM_STACK_SPACE.
6046 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
6047 OUTGOING_REG_PARM_STACK_SPACE.
6048 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
6050 2008-05-08 Jakub Jelinek <jakub@redhat.com>
6052 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
6053 on OMP_RETURN for OMP_FOR.
6056 * dwarf2out.c (dw_expand_expr, common_check): Removed.
6057 (fortran_common): New function.
6058 (gen_variable_die): Call fortran_common instead of common_check,
6059 adjust for it returning tree instead of rtx. Formatting.
6061 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
6065 * see.c (see_copy_insn): Copy new pure const attributes for new call.
6066 * c-decl.c (merge_decls): Ditto.
6067 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
6068 to RTL_CONST_OR_PURE_CALL_P.
6069 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
6070 Initialized DECL_LOOPING_CONST_PURE.
6071 (process_call_operands): Set tree_side_effects properly.
6072 * tree.h (TREE_READONLY_DECL_P): Removed.
6073 (DECL_IS_PURE): Renamed to DECL_PURE_P.
6074 (DECL_LOOPING_OR_CONST_P): New macro.
6075 (struct tree_function_decl): Added looping_const_or_pure_p.
6077 (ECF_LOOPING_OR_CONST_P): New macro.
6078 * rtlanal.c (pure_const_p): Removed.
6079 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
6080 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
6081 to RTL_CONST_CALL_P.
6082 * ipa-pure-const.c (pure_const_state_e): Added looping field.
6083 (check_decl, check_tree, check_call, scan_function): Initialize
6085 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
6086 (static_execute): Set looping true for recursive functions.
6087 Undo setting state to IPA_NEITHER for recursive functions.
6089 * ifcvt.c (noce_can_store_speculate_p): Changed
6090 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
6091 RTL_CONST_OR_PURE_CALL_P.
6092 * dse.c (scan_insn): Ditto.
6093 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
6094 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
6095 RTL_CONST_OR_PURE_CALL_P.
6096 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
6097 pure_call_p to RTL_CONST_CALL_P.
6098 * gimplify.c (gimplify_call_expr): Clear side effects for
6099 non-looping pure and constant calls.
6100 * calls.c (emit_call_1): Set rtl flags from ecf flags.
6101 (flags_from_decl_or_type): Set ecf flags from decl flags.
6102 (initialize_argument_information): Turn off
6103 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
6104 Change const to pure if callee_copies is true rather than just
6106 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
6107 way of marking pure calls.
6108 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
6109 Remove hack that was supposed to fix pr7335 and remove old
6110 way of marking pure calls.
6111 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
6112 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
6113 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
6114 RTL_CONST_OR_PURE_CALL_P.
6115 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
6116 * loop-invariant.c (find_exits, find_invariant_bb): Changed
6117 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
6118 * sched-deps.c (schedule_analyze): Ditto.
6119 * rtl.h (struct rtx_def): Use call field, unchanging field, and
6120 return_val field of calls to represent pure and const function info.
6121 (CONST_OR_PURE_CALL_P): Deleted macro.
6122 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
6123 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
6124 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
6126 * tree-optimize.c (execute_fixup_cfg): Added test for
6127 ECF_LOOPING_CONST_OR_PURE.
6128 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
6130 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
6131 effects for looping pure or const calls.
6132 (verify_gimple_expr): Added verification code.
6133 * config/alpha/alpha.c (alpha_legitimize_address,
6134 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
6136 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
6137 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
6138 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
6139 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
6140 RTL_CONST_OR_PURE_CALL_P.
6141 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
6142 and const calls to be deleted.
6144 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
6147 * config/i386/mmx.md (mmx_subv2sf3): New expander.
6148 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
6149 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
6150 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6151 to handle nonimmediate operands.
6152 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
6153 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
6154 to handle nonimmediate operands.
6155 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
6156 (mmx_pmulhrwv4hi3): New expander. Use
6157 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6158 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
6159 (sse2_umulv1siv1di3): New expander. Use
6160 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6161 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
6162 (mmx_eq<mode>3): New expander. Use
6163 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6164 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
6165 (mmx_uavgv8qi3): New expander. Use
6166 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6167 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
6168 (mmx_uavgv4hi3): New expander. Use
6169 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6171 * config/i386/sse.md
6172 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
6173 to handle nonimmediate operands.
6174 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
6175 to handle nonimmediate operands.
6176 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
6177 to handle nonimmediate operands.
6178 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
6179 to handle nonimmediate operands.
6180 (sse2_unpckhpd_exp): New expander. Use
6181 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6182 (sse2_unpcklpd_exp): New expander. Use
6183 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6184 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
6185 to handle nonimmediate operands.
6186 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
6187 to handle nonimmediate operands.
6188 (*sse2_<plusminus_insn><mode>3): Rename from
6189 sse2_<plusminus_insn><mode>3 insn pattern.
6190 (sse2_<plusminus_insn><mode>3): New expander. Use
6191 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6192 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
6193 (sse2_umulv2siv2di3): New expander. Use
6194 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6195 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
6196 (sse4_1_mulv2siv2di3): New expander. Use
6197 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6198 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
6199 (sse2_pmaddwd): New expander. Use
6200 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6201 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
6202 (sse2_eq<mode>3): New expander. Use
6203 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6204 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
6205 (sse4_1_eqv2di3): New expander. Use
6206 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6207 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
6208 (sse2_uavgv16qi3): New expander. Use
6209 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6210 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
6211 (sse2_uavgv16qi3): New expander. Use
6212 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6213 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
6214 (sse2_uavgv8hi3): New expander. Use
6215 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6216 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
6217 (ssse3_pmulhrswv8hi3): New expander. Use
6218 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6219 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
6220 (ssse3_pmulhrswv4hi3): New expander. Use
6221 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6223 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
6224 (<sse>_vmmul<mode>3): Ditto.
6225 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
6227 (ssse3_pmaddubsw128): Use register_operand for operand 1.
6228 (ssse3_pmaddubsw): Ditto.
6230 * config/i386/i386.c (struct_builtin_description)
6231 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
6232 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
6233 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
6234 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
6235 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
6236 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
6237 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
6238 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
6239 (ix86_fixup_binary_operands): Assert that src1
6240 and src2 must have the same mode when swapped.
6241 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
6242 and ix86_binary_operator_ok. Do not force operands in registers
6245 2008-05-07 Jan Hubicka <jh@suse.cz>
6247 * cgraph.c (dump_cgraph_node): Update.
6248 * cgraph.h (cgraph_local_info): Break out inline summary.
6249 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
6251 * ipa-inline (inline_summary): New accestor function.
6252 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
6253 cgraph_decide_inlining, compute_inline_parameters): Update.
6254 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
6256 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
6258 Cleanup ColdFire scheduling support and add V4 pipeline model.
6260 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
6261 (define_attr cpu): Add cfv4 value.
6262 (define_attr type, define_attr type1): Merge into a single 'type'
6263 attribute. Update all uses.
6264 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
6265 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
6267 (define_attr opx_mem, define_attr opy_mem): Remove.
6268 (define_attr op_mem): Clean up, update comment.
6269 (define_attr size): Use specific values instead of general int.
6270 (define_attr guess, define_attr split): Remove. Update all uses.
6271 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
6272 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
6273 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
6274 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
6275 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
6276 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
6277 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
6278 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
6279 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
6280 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
6281 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
6282 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
6283 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
6284 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
6285 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
6286 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
6287 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
6288 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
6289 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
6290 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
6291 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
6292 Update or set attributes.
6293 (stack_tie): New fake instruction.
6295 * config/m68k/m68k.h (TUNE_CFV4): New macro.
6296 (m68k_sched_attr_size): Update declaration.
6297 (m68k_sched_attr_type2): Remove.
6298 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
6299 Declare new bypass predicates.
6301 * config/m68k/m68k.c (m68k_sched_issue_rate,
6302 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
6304 (TARGET_SCHED_ISSUE_RATE,
6305 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
6306 (override_options): Handle scheduling for ColdFire V4 core.
6307 (m68k_expand_prologue): Emit stack_tie.
6308 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
6309 'OP_TYPE_FPN'. Update all uses.
6310 (sched_guess_p): Remove.
6311 (sched_address_type): Handle symbolic addresses.
6312 (sched_get_operand): New static function.
6313 (sched_operand_type): Merge into sched_attr_op_type.
6314 (sched_attr_op_type): Handle FP registers, handle quick constants,
6316 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
6317 (m68k_sched_attr_size): Update. Move logic to ...
6318 (sched_get_attr_size_int): New static function.
6319 (sched_get_opxy_mem_type): New static function.
6320 (m68k_sched_attr_op_mem): Update.
6321 (m68k_sched_attr_type2): Remove.
6322 (sched_cfv4_bypass_data): New static variable.
6323 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
6324 (m68k_sched_issue_rate): Implement scheduler hook.
6325 (struct _sched_ib: enabled_p): New field.
6326 (m68k_sched_variable_issue): Update. Handle V4.
6327 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
6328 sched_dump_class_func_t, sched_dump_split_class,
6329 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
6330 sched_dump_dfa_class, m68k_sched_dump): Remove.
6331 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
6333 (m68k_sched_init_global): Remove statisctics dumping, introduce
6334 sanity check that all instructions have pipeline reservations. Handle
6336 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6337 Handle ColdFire V4 core.
6338 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
6339 New static functions.
6340 (m68k_sched_address_bypass_p): New bypass predicate.
6341 (sched_get_indexed_address_scale): New static function.
6342 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
6344 * cf.md: Update comments.
6345 (define_attr type2): Remove. Use 'type' attribute instead.
6347 (cf_ib): Rename to cfv123_ib. Update all uses.
6348 (cf_oep): Rename to cfv123_oep. Update all uses.
6349 (cf_chr): Rename to cfv123_chr. Update all uses.
6350 (cf_mem): Rename to cfv123_mem. Update all uses.
6351 (cf_mac): Move to more appropriate place.
6352 (cfv123_guess): New automaton and cpu_unit.
6353 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
6354 Update uses of 'size' attribute. Handle before reload scheduling.
6355 (cfv123_guess): New dummy reservation for unhandled instructions.
6356 (cfv4_*): Pipeline description of ColdFire V4 core.
6357 (ignore): New reservation to handle 'ignore' type.
6359 2008-05-07 Ian Lance Taylor <iant@google.com>
6362 * gimplify.c (find_single_pointer_decl_1): Don't look through
6364 (find_single_pointer_decl): Adjust comments.
6366 2008-05-07 Jakub Jelinek <jakub@redhat.com>
6369 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
6370 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
6373 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
6374 integral type rather than floating point, then VIEW_CONVERT_EXPR
6375 to the floating point type.
6377 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
6379 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
6380 TFmode op0 to register.
6382 2008-05-07 Alan Modra <amodra@bigpond.net.au>
6384 * c-decl.c (grokdeclarator): Comment typo.
6386 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
6388 * tree-flow.h: Remove prototype for computed_goto_p.
6389 * tree-cfg.c (computed_goto_p): Make static.
6391 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
6394 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
6395 (contains_aligned_value_p): This. Handle _Decimal128.
6396 (ix86_function_arg_boundary): Only align _Decimal128 to its
6397 natural boundary and handle it properly.
6399 2008-05-06 Martin Jambor <mjambor@suse.cz>
6401 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
6402 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
6403 (ipcp_method_set_orig_node): Removed.
6404 (ipcp_cval_get_cvalue_type): Removed.
6405 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
6406 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
6407 (ipcp_cval_set_cvalue_type): Removed.
6408 (ipcp_cval_get_cvalue): Removed.
6409 (ipcp_cval_set_cvalue): Removed.
6410 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
6411 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
6412 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
6413 (ipcp_cval_meet): Renamed to ipa_lattice_meet
6414 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
6415 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
6416 (ipcp_get_ith_lattice): Changed parameters.
6417 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
6418 (ipcp_lattice_from_jfunc): Changed parameters.
6419 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
6420 (ipcp_method_cval_print): Added temporary variable info.
6421 (ipcp_redirect): Removed already unused local variable caller.
6422 (ipcp_redirect): New temporary variable orig_callee_info
6423 (ipcp_redirect): Removed newly unused local variable callee.
6424 (ipcp_redirect): Removed (a bit confusing) local variable type.
6425 (ipcp_insert_stage): Added local variable info.
6426 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
6428 (ipcp_formal_create): Removed.
6429 (ipcp_method_cval_set): Removed.
6430 (ipcp_propagate_stage): Renamed lattice variables.
6431 (ipcp_method_cval_set_cvalue_type): Removed.
6432 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
6433 (ipcp_print_all_lattices): Changed printed strings to refer to
6434 lattices rather than cvals.
6435 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
6436 (ipcp_propagate_const): Changed formal parameters.
6437 (build_const_val): Changed formal parameters.
6438 (ipcp_insert_stage): Removed useless variable cvalue
6439 (build_const_val): Changed formal parameters.
6440 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
6441 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
6442 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
6443 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
6444 (ipcp_print_func_profile_counts): Changed string from "method" to
6446 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
6447 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
6448 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
6449 (ipcp_structures_print): Renamed to ipcp_print_all_structures
6450 (ipcp_profile_print): Renamed to ipcp_print_profile_data
6451 (ipcp_lat_is_const): Changed parameters and made inline.
6452 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
6453 (ipcp_redirect): Renamed to ipcp_need_redirect_p
6454 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
6455 the predicate condition directly
6456 (ipcp_propagate_stage): Added local variable args. Removed local
6457 variable callee. (Both are mere code simplifications.)
6458 (ipcp_method_dont_insert_const): Renamed to
6459 ipcp_node_not_modifiable_p.
6460 (ipcp_node_not_modifiable_p): Made inline.
6461 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
6462 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
6463 (ipcp_print_all_lattices): Removed variable cvalue
6464 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
6467 2008-05-06 Olivier Hainque <hainque@adacore.com>
6469 * tree-sra.c (try_instantiate_multiple_fields): Early return
6470 if field has POINTER_TYPE.
6472 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
6474 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
6475 by using 'q' specifier for instruction.
6476 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
6478 2008-05-06 Anatoly Sokolov <aesok@post.ru>
6480 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
6481 Change mode of zero_extract from QImode to HImode.
6482 (sign bit tests peepholes): (Ditto.).
6484 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
6486 * config/i386/mmx.md: Remove double backslashes from asm templates.
6487 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
6488 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6489 to handle nonimmediate operands.
6490 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
6491 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6492 to handle nonimmediate operands.
6493 (*mmx_<code>v2sf3_finite): New insn pattern.
6494 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
6495 (mmx_<code>v2sf3): New expander. Use
6496 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6497 (mmx_<plusminus_insn><mode>3): New expander. Use
6498 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6499 (*mmx_<plusminus_insn><mode>3): New insn pattern.
6500 (mmx_add<mode>3): Removed.
6501 (mmx_ssadd<mode>3): Ditto.
6502 (mmx_usadd<mode>3): Ditto.
6503 (mmx_sub<mode>3): Ditto.
6504 (mmx_sssub<mode>3): Ditto.
6505 (mmx_ussub<mode>3): Ditto.
6506 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
6507 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
6508 to handle nonimmediate operands.
6509 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
6511 (mmx_smulv4hi3_highpart): New expander. Use
6512 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6513 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
6515 (mmx_umulv4hi3_highpart): New expander. Use
6516 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6517 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
6518 (mmx_<code>v4hi3): New expander. Use
6519 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6520 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
6521 (mmx_<code>v8qi3): New expander. Use
6522 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6523 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
6524 (mmx_<code><mode>3): New expander. Use
6525 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6527 2008-05-05 Jan Hubicka <jh@suse.cz>
6529 PR tree-optimization/36118
6530 * passes.c (pass_init_dump_file): Fix dump header.
6532 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6535 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
6536 VCE for function decls.
6538 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
6540 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
6542 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
6544 * config/i386/i386.md (sat_plusminus): New.
6545 (plusminus_insn): Likewise.
6546 (plusminus_mnemonic): Likewise.
6548 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
6549 (*<addsub><mode>3_cc_overflow): Renamed to ...
6550 (*<plusminus_insn><mode>3_cc_overflow): This.
6551 (*<addsub>si3_zext_cc_overflow): Renamed to ...
6552 (*<plusminus_insn>si3_zext_cc_overflow): This.
6554 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
6555 (<plusminus_insn><mode>3): This.
6556 (*<addsub><mode>3): Renamed to ...
6557 (*<plusminus_insn><mode>3): This.
6558 (<sse>_vm<addsub><mode>3): Renamed to ...
6559 (<sse>_vm<plusminus_insn><mode>3): This.
6560 (sse3_h<addsub>v4sf3): Renamed to ...
6561 (sse3_h<plusminus_insn>v4sf3): This.
6562 (sse3_h<addsub>v2df3): Renamed to ...
6563 (sse3_h<plusminus_insn>v2df3): This.
6564 (<plusminus_insn><mode>3): New.
6565 (*<plusminus_insn><mode>3): Likewise.
6566 (sse2_<plusminus_insn><mode>3): Likewise.
6567 (add<mode>): Removed.
6568 (*add<mode>3): Likewise.
6569 (sse2_ssadd<mode>3): Likewise.
6570 (sse2_usadd<mode>3): Likewise.
6571 (sub<mode>3): Likewise.
6572 (*sub<mode>3): Likewise.
6573 (sse2_sssub<mode>3): Likewise.
6574 (sse2_ussub<mode>3): Likewise.
6576 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
6578 * gthr-single.h: Add in required interface elements as per gthr.h.
6579 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
6580 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
6581 Generalize UNUSED macro.
6582 (__gthread_once): Add.
6583 (__gthread_key_create): Add.
6584 (__gthread_key_delete): Add.
6585 (__gthread_getspecific): Add.
6586 (__gthread_setspecific): Add.
6588 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
6590 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
6591 the same size types for the indirect reference on the rhs, then
6594 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
6596 * config/i386/i386.md
6597 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
6598 one insn template instead of template series.
6599 (*xordi_1_rex64): Ditto.
6600 (*xordi_2_rex64): Ditto.
6602 2008-05-05 Ira Rosen <irar@il.ibm.com>
6604 PR tree-optimization/36119
6605 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
6608 2008-06-04 Jan Hubicka <jh@suse.cz>
6610 tree-optimization/36100
6611 * tree-pass.h (pass_O0_always_inline): Declare.
6612 * ipa-inline.c (inline_transform): Remove dead code.
6613 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6614 pass_O0_always_inline): New.
6615 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
6617 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
6619 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
6620 mnemonic in this_param move for TARGET_64BIT.
6622 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
6624 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
6625 (*strmovsi_rex_1): Ditto.
6626 (*strsetsi_1): Ditto.
6627 (*strsetsi_rex_1): Ditto.
6629 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
6630 adddicc expanders using SWI mode iterator.
6632 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
6635 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
6638 2008-05-04 David S. Miller <davem@davemloft.net>
6640 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
6641 (sparc*-*-linux*): Use linux.h in tm_file.
6642 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
6643 compiler defaulting to 32-bit.
6644 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
6646 * config/sparc/linux.h: Remove definitions now obtained
6647 properly from linux.h
6648 * config/sparc/linux64.h: Likewise.
6649 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
6650 don't want this setting for 32-bit builds in a biarch compiler.
6651 * doc/install.texi: Add sparc-linux to list of targets
6652 supporting --enable-targets=all.
6654 2008-05-03 Andrew Pinski <pinskia@gmail.com>
6656 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
6658 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
6660 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
6661 after V4SI_FTYPE_V8HI.
6662 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
6663 case V4SI_FTYPE_V2DF.
6665 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
6667 * doc/invoke.texi (max-flow-memory-locations): Removed.
6668 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
6670 2008-05-03 Richard Guenther <rguenther@suse.de>
6673 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
6675 2008-05-02 David S. Miller <davem@davemloft.net>
6677 * config.gcc (need_64bit_hwint): Document libcpp dependency.
6679 2008-05-02 Simon Baldwin <simonb@google.com>
6682 * c-common.h (warn_array_subscript_range): Removed.
6683 * c-common.c (warn_array_subscript_range): Ditto.
6684 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
6685 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
6687 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
6689 * config/i386/i386.c (ix86_special_builtin_type): New.
6690 (bdesc_special_args): Likewise.
6691 (ix86_expand_special_args_builtin): Likewise.
6692 (ix86_init_mmx_sse_builtins): Updated.
6693 (ix86_expand_builtin): Updated.
6694 (ix86_expand_store_builtin): Removed.
6695 (ix86_expand_unop_builtin): Likewise.
6697 * config/i386/mm3dnow.h (__v2sf): Moved to ...
6698 * config/i386/mmintrin.h (__v2sf): Here.
6700 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
6702 (_mm_loadl_pi): Likewise.
6703 (_mm_storeh_pi): Replace __v2si with __v2sf.
6704 (_mm_storel_pi): Likewise.
6706 * doc/extend.texi: Correct __builtin_ia32_loadhps,
6707 __builtin_ia32_loadlps, __builtin_ia32_storehps,
6708 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
6709 __builtin_ia32_loadlpd.
6711 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
6713 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
6714 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
6715 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
6716 (ix86_init_mmx_sse_builtins): Updated.
6717 (ix86_expand_args_builtin): Likewise.
6718 (ix86_expand_builtin): Likewise.
6719 (ix86_expand_unop1_builtin): Renamed to ...
6720 (ix86_expand_unop_vec_merge_builtin): This.
6722 2008-05-01 Jan Hubicka <jh@suse.cz>
6725 * ipa-inline.c (inline_generate_summary): Make static.
6726 (inline_transform): Do not call inlining at -O0; make static.
6727 * passes.c (execute_todo): Add sanity check.
6728 (execute_one_ipa_transform_pass): Execute proper flags.
6730 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
6732 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
6733 (DECL_NONADDRESSABLE_P): Likewise.
6734 * alias.c (record_component_aliases): Fix comment.
6736 2008-05-01 Simon Baldwin <simonb@google.com>
6738 * c-common.h (warn_array_subscript_range): New function.
6739 * c-common.c (warn_array_subscript_range): Ditto.
6740 * tree-vrp.c (check_array_ref): Corrected code to agree with
6741 comment, ignoring only arrays of size 0 or size 1.
6742 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
6744 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6746 * config/i386/i386.c (ix86_builtin_type): Replace
6747 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
6748 (bdesc_args): Updated.
6749 (ix86_init_mmx_sse_builtins): Likewise.
6750 (ix86_expand_args_builtin): Likewise.
6752 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
6755 * doc/extend.texi: Correct __builtin_ia32_palignr.
6757 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6760 * config/i386/i386.c (bdesc_crc32): Removed.
6761 (ix86_expand_crc32): Likewise.
6762 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
6763 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
6764 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
6765 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
6766 UINT_FTYPE_UINT_UCHAR.
6767 (bdesc_args): Updated. Add crc32 builtins.
6768 (ix86_init_mmx_sse_builtins): Updated.
6769 (ix86_expand_args_builtin): Updated to support subreg.
6771 * doc/extend.texi: Correct __builtin_ia32_crc32di.
6773 2008-05-01 Jan Hubicka <jh@suse.cz>
6775 * tree-pass.h (opt_pass): Add IPA_PASS.
6776 (varpool_node, cgraph_node): Forward declare.
6777 (ipa_opt_pass): Define.
6778 (pass_ipa_inline): Turn into ipa_opt_pass.
6779 (pass_apply_inline): Remove.
6780 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
6781 (apply_inline): Turn into ....
6782 (inline_transform): ... this one.
6783 (inline_generate_summary): New function.
6784 (pass_apply_inline): Remove.
6785 * function.h (ipa_opt_pass): Forward declare structure; typedef;
6787 (struct function): Add ipa_transforms_to_apply.
6788 * passes.c (register_one_dump_file): Work on IPA_PASS.
6789 (init_optimization_passes): Remove pass_inline_parameters and
6791 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
6792 (execute_one_pass) ... here; apply transforms when possible.
6793 (add_ipa_transform_pass, execute_ipa_summary_asses,
6794 execute_one_ipa_transform_pass): New.
6795 (execute_ipa_pass_list): Update for IPA_PASS type.
6797 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6799 * config/i386/i386.c (ix86_builtin_type): Add
6800 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
6801 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
6802 (bdesc_args): Add SSE4a builtins.
6803 (ix86_init_mmx_sse_builtins): Updated.
6804 (ix86_expand_args_builtin): Likewise.
6805 (ix86_expand_builtin): Likewise.
6807 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6809 * config/i386/i386.c (ix86_builtin_type): Add
6810 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
6811 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
6812 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
6813 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
6814 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
6815 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
6816 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
6817 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
6818 and DI_FTYPE_DI_DI_INT.
6819 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
6820 (ix86_init_mmx_sse_builtins): Updated.
6821 (ix86_expand_args_builtin): Likewise.
6822 (ix86_expand_builtin): Likewise.
6823 (ix86_expand_binop_imm_builtin): Removed.
6825 * doc/extend.texi: Correct __builtin_ia32_palignr128.
6827 2008-04-30 Richard Guenther <rguenther@suse.de>
6829 PR tree-optimization/32921
6830 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
6832 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
6834 * config/arm/arm.c (arm_unwind_emit): Use
6835 crtl->all_throwers_are_sibcalls instead of
6836 cfun->all_throwers_are_sibcalls.
6837 (arm_output_fn_unwind): Likewise.
6838 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
6839 instead of cfun->uses_pic_offset_table.
6840 (frv_expand_prologue): Likewise.
6841 (frv_frame_pointer_required): Likewise.
6842 (frv_expand_fdpic_call): Likewise.
6843 (frv_emit_movsi): Likewise.
6844 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
6845 cfun->returns_pcc_struct instead of
6846 current_function_returns_pcc_struct.
6847 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
6848 instead of cfun->calls_eh_return.
6849 (m32c_pushm_popm): Likewise.
6850 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
6851 "extern" declaration.
6853 2008-04-30 Richard Guenther <rguenther@suse.de>
6855 PR tree-optimization/21636
6856 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
6858 (evaluate_stmt): Print the likely value.
6859 (ccp_visit_stmt): Avoid excessive vertical spacing.
6861 2008-04-30 Rafael Espindola <espindola@google.com>
6863 * builtins.c (fold_call_expr): Return realret.
6864 * tree-ssa-threadedge.c
6865 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6866 __builtin_object_size.
6868 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
6870 * gcc.c (wrapper_string): New variable.
6871 (insert_wrapper): New function.
6872 (execute): New option -wrapper.
6873 * doc/invoke.texi (Overall Options): New driver option -wrapper.
6875 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
6877 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
6878 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
6879 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
6881 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
6882 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
6883 config/rs6000/e500crtres64gprctr.asm,
6884 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
6885 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
6886 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
6887 config/rs6000/e500crtsav64gprctr.asm,
6888 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
6889 config/rs6000/e500crtsavg64gprctr.asm: New files.
6890 * config/rs6000/t-ppccomm: Add build rules for new files.
6891 (LIB2FUNCS_STATIC_EXTRA): Add new files.
6892 * config/rs6000/t-netbsd: Add build rules for new files.
6893 (LIB2FUNCS_STATIC_EXTRA): New variable.
6894 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
6895 (CRTSAVRES_DEFAULT_SPEC): Likewise.
6896 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
6898 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
6900 * config/i386/i386.c (ix86_builtin_type): Add
6901 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
6902 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
6903 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
6904 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
6905 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
6906 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
6907 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
6908 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
6909 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
6910 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
6911 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
6912 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
6913 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
6914 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
6915 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
6916 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
6917 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
6918 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
6919 V1DI_FTYPE_V2SI_V2SI.
6920 (bdesc_2arg): Moved to ...
6922 (ix86_init_mmx_sse_builtins): Updated.
6923 (ix86_expand_args_builtin): Updated. Take a pointer
6924 to const struct builtin_description. Handle comparison
6926 (ix86_expand_sse_compare): Take a new argument for swapping operands.
6927 (ix86_expand_builtin): Updated.
6929 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
6930 (ssse3_pmaddubsw128): This.
6931 (ssse3_pmaddubswv4hi3): Renamed to ...
6932 (ssse3_pmaddubsw): This.
6934 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
6935 (__builtin_ia32_packssdw128): Likewise.
6936 (__builtin_ia32_packuswb128): Likewise.
6937 (__builtin_ia32_pmaddubsw): Likewise.
6938 (__builtin_ia32_pmaddubsw128): Likewise.
6940 2008-04-30 Richard Guenther <rguenther@suse.de>
6942 PR tree-optimization/14847
6943 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
6944 (recognize_bits_test): Use it.
6945 (recognize_single_bit_test): Likewise.
6947 2008-04-30 Martin Jambor <mjambor@suse.cz>
6949 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
6950 instead of setting number of formal parameters to zero.
6951 (ipcp_init_stage): Do not set the number of actual parameters to zero
6953 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
6954 which are called with variable number of arguments.
6955 (ipcp_insert_stage): Explicitely skipping all nodes which are
6956 called with variable number of arguments.
6957 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
6958 number of parameters.
6960 * ipa-prop.h (struct ipa_node_params): Added flag
6961 called_with_var_arguments
6962 (ipa_set_param_count): Added. Changed sole setter to use it.
6963 (ipa_get_param_count): Added. All readers of param_count
6964 converted to use it instead.
6965 (ipa_set_called_with_variable_arg): Added.
6966 (ipa_is_called_with_var_arguments): Added.
6967 (ipa_get_ith_param): Added. All readers of param_decls converted
6969 (ipa_set_cs_argument_count): Added, sole writer to argument_count
6971 (ipa_get_cs_argument_count): Added, all readers of argument_count
6973 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
6976 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
6977 (struct ipcp_lattice): Renamed cval_type to type
6978 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
6980 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
6981 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
6982 (ipcp_insert_stage): Changed the type of variable cvalue to tree
6983 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
6984 (build_const_val): Changed the type of parameter cvalue to tree
6985 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
6986 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
6988 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
6991 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
6992 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
6993 (ipa_add_method): Renamed to ipa_push_func_to_list
6994 (ipa_remove_method): Renamed to ipa_pop_func_from_list
6995 (ipa_callsite_param_count): Removed.
6996 (ipa_callsite_param_count_set): Removed.
6997 (ipa_callsite_param): Removed.
6998 (ipa_callsite_callee): Removed.
6999 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
7000 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
7001 (ipa_method_formal_count): Removed.
7002 (ipa_method_formal_count_set): Removed.
7003 (ipa_method_get_tree): Removed.
7004 (ipa_method_tree_map_create): Removed.
7005 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
7006 (ipa_create_param_decls_array): Creates the array itself
7007 (ipa_create_param_decls_array): Temporary variable info instead of
7009 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
7010 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
7011 (get_type): Removed.
7012 (ipa_jf_get_info_type): Removed.
7013 (ipa_node_create): Renamed to ipa_create_node_params
7014 (ipa_free): Renamed to ipa_free_all_node_params
7015 (ipa_nodes_create): Renamed to ipa_create_all_node_params
7016 (ipa_edges_create): Renamed to ipa_create_all_edge_args
7017 (ipa_edges_free): Renamed to ipa_free_all_edge_args
7018 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
7019 (ipa_free_all_node_params): Deallocation to jump_functions moved to
7020 ipa_free_all_edge_args
7021 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
7022 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
7023 (ipa_create_methodlist_node): Removed.
7024 (ipa_methodlist_method): Removed.
7025 (ipa_methodlist_method_set): Removed.
7026 (ipa_methodlist_next_method): Removed.
7027 (ipa_methodlist_next_method_set): Removed.
7028 (ipa_method_is_modified): Removed.
7029 (ipa_method_modify_create): Removed.
7030 (ipa_method_modify_init): Temporary variable info instead of a few
7032 (ipa_detect_param_modifications): Temporary variable info instead of
7034 (ipa_compute_jump_functions): Temporary variable info instead of
7036 (ipa_method_modify_set): Removed.
7037 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
7038 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
7039 than craph_node as the first parameter.
7040 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
7041 (ipa_method_modify_init): Removed.
7042 (ipa_compute_jump_functions): Added a temp variable instead of
7043 repeatadly dereferencing the cgraph_edge.aux pointer
7044 (ipa_callsite_param_set_type): Removed.
7045 (ipa_compute_jump_functions): i renamed to index and moved to
7047 (ipa_callsite_param_set_info_type_formal): Removed.
7048 (ipa_callsite_param_set_info_type): Removed.
7049 (ipa_callsite_param_map_create): Removed.
7050 (ipa_callsite_tree): Removed.
7051 (ipa_callsite_caller): Removed.
7052 (ipa_pop_func_from_list): return_method removed to return_func
7054 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
7055 prefixed all values with IPA_. Changed all users.
7056 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
7057 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
7058 and FORMAL_IPATYPE IPA_PASS_THROUGH.
7059 (union parameter_info): Renamed to jump_func_value.
7060 (union jump_func_value): Renamed value to constant
7061 (struct ipa_jump_func): Renamed info_type to value
7062 (struct ipa_node): Renamed to ipa_node_params
7063 (struct ipa_node_params): Renamed ipa_arg_num to param_count
7064 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
7065 (struct ipa_node_params): Renamed ipa_mod to modified_flags
7066 (struct ipa_edge): Renamed to ipa_edge_args
7067 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
7068 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
7069 (struct ipa_methodlist): Renamed to ipa_func_list
7070 (struct ipa_func_list): method_p renamed to node, next_method
7072 (ipa_methodlist_p): Removed, switched all users to struct pointer
7073 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
7075 2008-04-30 Alan Modra <amodra@bigpond.net.au>
7077 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
7078 (rs6000_emit_epilogue): Use backchain to restore only when we
7079 have a large frame. Make use of frame pointer to restore if we
7080 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
7082 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
7084 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
7085 Add mode to zero_extract.
7086 (sign bit tests peepholes): (Ditto.).
7088 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
7090 * config/i386/i386.c (ix86_builtins): Replace Prescott New
7091 Instructions in comments with SSE3.
7092 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
7093 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
7094 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
7095 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
7096 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
7097 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
7098 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
7099 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
7100 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
7101 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
7102 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
7103 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
7104 (bdesc_sse_args): Renamed to ...
7105 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
7106 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
7107 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
7109 (bdesc_1arg): Moved to ...
7111 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
7112 Instructions in comments with SSE3.
7113 (ix86_expand_sse_operands_builtin): Renamed to ...
7114 (ix86_expand_args_builtin): This. Updated.
7115 (ix86_expand_unop1_builtin): Update comments.
7116 (ix86_expand_builtin): Updated.
7118 2008-04-29 Richard Guenther <rguenther@suse.de>
7120 PR tree-optimization/36078
7121 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
7122 Update virtual SSA form after cleaning up the CFG.
7124 2008-04-29 Richard Guenther <rguenther@suse.de>
7127 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
7129 2008-04-29 Richard Guenther <rguenther@suse.de>
7131 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
7132 (compute_may_aliases): Do not call finalize_ref_all_pointers.
7133 (compute_flow_insensitive_aliasing): Do not treat
7134 PTR_IS_REF_ALL pointers special.
7135 (get_smt_for): Likewise.
7136 (may_alias_p): Re-structure.
7137 (is_escape_site): A ref-all pointer conversion is not an escape site.
7138 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
7139 PTR_IS_REF_ALL pointers special.
7140 * tree-ssa-structalias.h (struct alias_info): Remove
7141 ref_all_symbol_mem_tag field.
7142 (PTR_IS_REF_ALL): Remove.
7144 2008-04-29 Richard Guenther <rguenther@suse.de>
7147 * fold-const.c (extract_muldiv_1): In combining division constants
7148 make sure to never overflow.
7150 2008-04-29 Nick Clifton <nickc@redhat.com>
7152 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
7154 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7157 * optc-gen.awk: Work around HP-UX/IA awk bug.
7159 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
7161 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
7164 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
7167 * config/i386/i386.md
7168 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
7169 Change operand 1 predicate to nonimmediate_operand.
7171 2008-04-28 Jakub Jelinek <jakub@redhat.com>
7174 * dwarf2out.c (struct die_struct): Mark as chain_circular through
7176 * gengtype.c (walk_type, write_func_for_structure): Handle
7178 * doc/gty.texi: Document chain_circular.
7180 2008-04-28 Richard Guenther <rguenther@suse.de>
7182 PR tree-optimization/36066
7183 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
7186 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
7189 * config/i386/i386.md
7190 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
7191 Use match_scratch instead of match_operand for operands 3 and 4.
7193 2008-04-27 Richard Guenther <rguenther@suse.de>
7195 PR tree-optimization/18754
7196 PR tree-optimization/34223
7197 * tree-pass.h (pass_complete_unrolli): Declare.
7198 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
7199 loop size before and after unconditionally of UL_NO_GROWTH in effect.
7200 Rewrite loop into loop closed SSA form if it is not already.
7201 (tree_unroll_loops_completely): Re-structure to iterate over
7202 innermost loops with intermediate CFG cleanups.
7203 Unroll outermost loops only if requested or the code does not grow
7205 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
7206 loops are available.
7207 (tree_vectorize): Instead do so here.
7208 (tree_complete_unroll): Also unroll outermost loops.
7209 (tree_complete_unroll_inner): New function.
7210 (gate_tree_complete_unroll_inner): Likewise.
7211 (pass_complete_unrolli): New pass.
7212 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
7213 uses outside of the loop.
7214 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
7215 form if it is available.
7216 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
7217 * passes.c (init_optimization_passes): Schedule complete inner
7218 loop unrolling pass before the first CCP pass after final inlining.
7220 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
7222 * targhooks.h (default_emutls_var_fields,
7223 default_emutls_var_init): Declare.
7224 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
7225 * target.h (struct gcc_target): Add struct emutls member.
7226 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
7227 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
7228 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
7229 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
7230 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
7231 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
7232 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
7233 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
7234 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
7235 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
7236 emit debug information.
7237 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
7238 * varasm.c: Include targhooks.h.
7239 (emutls_object_section, emutls_tmpl_section): New.
7240 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
7241 (EMUTLS_SEPARATOR): New.
7243 (get_emutls_object_name): New.
7244 (default_emutls_var_fields): New, broken out of ...
7245 (get_emutls_object_type): ... here. Adjust to use target hooks.
7246 (get_emutls_init_templ_addr): Adjust to use target hooks.
7247 (emutls_decl): Adjust to use target hooks.
7248 (emutls_finish): Likewise.
7249 (default_emutls_var_init): New, broken out of ...
7250 (assemble_variable): ... here. Adjust to use target hooks.
7251 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
7253 * c-common.c (handle_section_attribute): Prevent overriding
7254 sections for emulated tls with special sections.
7255 * config/i386/i386.c (x86_64_elf_select_section): Add
7256 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
7257 (x86_64_elf_unique_section): Likewise.
7258 * config/vxworks.c: Include tree.h.
7259 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
7260 (vxworks_override_options): Set TLS scheme.
7261 * doc/tm.texi (Emulated TLS): New node.
7263 2008-04-26 Simon Baldwin <simonb@google.com>
7266 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
7267 with propagated string constants.
7269 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
7271 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
7272 constraint for operand 2 when operand 0 is memory operand.
7273 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
7274 operand 0 is memory operand.
7275 (fix_trunc<mode>_i387_with_temp): Ditto.
7276 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
7277 operand 2 when operand 1 is memory operand.
7278 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
7279 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
7280 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
7281 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
7282 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
7283 operands 2,3 and 4 when operand 1 is memory operand.
7284 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
7286 (fistdi2_floor_with_temp): Ditto.
7287 (fist<mode>2_floor_with_temp): Ditto.
7288 (fistdi2_ceil_with_temp): Ditto.
7289 (fist<mode>2_ceil_with_temp): Ditto.
7290 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
7292 2008-04-26 David Daney <ddaney@avtrex.com>
7294 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
7296 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
7297 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
7298 UNSPEC_UPDATE_GOT_VERSION): Renumber.
7299 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
7300 (compare_and_swap_12): New insn.
7301 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
7302 * config/mips/mips.c (mips_force_binary): New function.
7303 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
7304 (mips_expand_compare_and_swap_12): New function.
7305 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
7307 2008-04-25 Jan Hubicka <jh@suse.cz>
7310 * cfgexpand.c (pass_expand): Turn into RTL pass.
7311 * passes.c (execute_one_pass): Do pass typechecking after execution.
7312 * tree-pass.h (pass_expand): Turn into RTL pass.
7314 * function.h (struct rtl_data): Move here fields
7315 accesses_prior_frames, calls_eh_return, saves_all_registers,
7316 has_nonlocal_goto, has_asm_statement, is_thunk,
7317 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
7318 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
7319 arg_pointer_save_area_init from struct function; turn into bool.
7320 (struct function): Move
7321 calls_eh_return, saves_all_registers, has_nonlocal_goto,
7322 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
7323 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
7324 tail_call_emit, arg_pointer_save_area_init
7325 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
7326 (current_function_returns_struct, current_function_returns_pcc_struct,
7327 current_function_calls_setjmp, current_function_calls_alloca,
7328 current_function_accesses_prior_frames,
7329 current_function_calls_eh_return, current_function_is_thunk,
7330 current_function_stdarg, current_function_profile,
7331 current_function_limit_stack, current_function_uses_pic_offset_table,
7332 current_function_uses_const_pool, current_function_has_nonlocal_label,
7333 current_function_saves_all_registers,
7334 current_function_has_nonlocal_goto,
7335 current_function_has_asm_statement): Remove accesor macros.
7336 * ra-conflict.c (global_conflicts): Update.
7337 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
7338 (suitable_for_tail_call_opt_p): Update.
7339 * builtins.c (expand_builtin_return_addr): Update.
7340 (expand_builtin_setjmp_setup): Update.
7341 (expand_builtin_nonlocal_goto): Update.
7342 * final.c (final_start_function): Update.
7343 (profile_function): Update.
7344 (leaf_function_p): Update.
7345 (only_leaf_regs_used): Update.
7346 * df-scan.c (df_get_exit_block_use_set): Update.
7347 * dojump.c (clear_pending_stack_adjust): Update.
7348 * tree-stdarg.c (gate_optimize_stdarg): Update.
7349 * gimple-low.c (lower_function_body): Update.
7350 * global.c (compute_regsets): Update.
7351 (global_alloc): Update.
7352 * dwarf2out.c (dwarf2out_begin_prologue): Update.
7353 * expr.c (expand_assignment): Update.
7354 * dse.c (dse_step0): Update.
7355 (dse_step1): Update.
7356 * c-decl.c (store_parm_decls): Update.
7357 * local-alloc.c (combine_regs): Update.
7358 (find_free_reg): Update.
7359 * function.c (assign_parms_augmented_arg_list): Update.
7360 (assign_parm_find_data_types): Update.
7361 (assign_parms): Update.
7362 (allocate_struct_function): Update.
7363 (expand_function_start): Update.
7364 (expand_function_end): Update.
7365 (get_arg_pointer_save_area): Update.
7366 (thread_prologue_and_epilogue_insns): Update.
7367 (rest_of_match_asm_constraints): Update.
7368 * stor-layout.c (variable_size): Update.
7369 * gcse.c (gcse_main): Update.
7370 (bypass_jumps): Update.
7371 * gimplify.c (gimplify_function_tree): Update.
7372 * calls.c (emit_call_1): Update.
7373 (expand_call): Update.
7374 * bt-load.c (compute_defs_uses_and_gen): Update.
7375 * except.c (sjlj_assign_call_site_values): Update.
7376 (sjlj_emit_function_enter): Update.
7377 (can_throw_external): Update.
7378 (set_nothrow_function_flags): Update.
7379 (expand_builtin_unwind_init): Update.
7380 (expand_eh_return): Update.
7381 (convert_to_eh_region_ranges): Update.
7382 (output_function_exception_table): Update.
7383 * emit-rtl.c (gen_tmp_stack_mem): Update.
7384 * cfgexpand.c (expand_used_vars): Update.
7385 (tree_expand_cfg): Update.
7386 * cfgcleanup.c (rest_of_handle_jump): Update.
7387 * explow.c (allocate_dynamic_stack_space): Update.
7388 * varasm.c (assemble_start_function): Update.
7389 (force_const_mem): Update.
7390 (mark_constant_pool): Update.
7391 * tree-optimize.c (tree_rest_of_compilation): Update.
7392 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
7393 * tree-cfg.c (notice_special_calls): Update.
7394 (is_ctrl_altering_stmt): Update.
7395 (tree_can_make_abnormal_goto): Update.
7396 (tree_purge_dead_abnormal_call_edges): Update.
7397 * config/alpha/predicates.md: Update.
7398 * config/alpha/alpha.c (alpha_sa_mask): Update.
7399 (alpha_sa_size): Update.
7400 (alpha_does_function_need_gp): Update.
7401 (alpha_expand_prologue): Update.
7402 (alpha_start_function): Update.
7403 (alpha_output_function_end_prologue): Update.
7404 (alpha_expand_epilogue): Update.
7405 * config/frv/frv.c (frv_stack_info): Update.
7406 (frv_expand_epilogue): Update.
7407 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
7408 (s390_register_info): Update.
7409 (s390_frame_info): Update.
7410 (s390_init_frame_layout): Update.
7411 (s390_can_eliminate): Update.
7412 (save_gprs): Update.
7413 * config/spu/spu.c (spu_split_immediate): Update.
7414 (need_to_save_reg): Update.
7415 (spu_expand_prologue): Update.
7416 (spu_expand_epilogue): Update.
7417 * config/sparc/sparc.md: Update.
7418 * config/sparc/sparc.c (eligible_for_return_delay): Update.
7419 (sparc_tls_got): Update.
7420 (legitimize_pic_address): Update.
7421 (sparc_emit_call_insn): Update.
7422 (sparc_expand_prologue): Update.
7423 (output_return): Update.
7424 (print_operand): Update.
7425 (sparc_function_ok_for_sibcall): Update.
7426 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
7427 * config/m32r/m32r.md: Update.
7428 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
7429 (m32r_compute_frame_size): Update.
7430 (m32r_expand_prologue): Update.
7431 (m32r_expand_epilogue): Update.
7432 (m32r_legitimize_pic_address): Update.
7433 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
7434 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
7435 * config/i386/i386.c (ix86_frame_pointer_required): Update.
7437 (ix86_save_reg): Update.
7438 (ix86_compute_frame_layout): Update.
7439 (ix86_expand_prologue): Update.
7440 (ix86_expand_epilogue): Update.
7441 * config/sh/sh.c (output_stack_adjust): Update.
7442 (calc_live_regs): Update.
7443 (sh5_schedule_saves): Update.
7444 (sh_expand_prologue): Update.
7445 (sh_expand_epilogue): Update.
7446 (sh_setup_incoming_varargs): Update.
7447 (sh_allocate_initial_value): Update.
7448 (sh_get_pr_initial_val): Update.
7449 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
7450 * config/sh/sh.md (label:): Update.
7451 * config/avr/avr.c (out_movhi_mr_r): Update.
7452 * config/crx/crx.h (enum): Update.
7453 * config/xtensa/xtensa.h (along): Update.
7454 * config/stormy16/stormy16.c Update.
7455 (xstormy16_compute_stack_layout): Update.
7456 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
7457 (fr30_expand_prologue): Update.
7458 * config/cris/cris.c (cris_conditional_register_usage): Update.
7459 (cris_reg_saved_in_regsave_area): Update.
7460 (cris_initial_frame_pointer_offset): Update.
7461 (cris_simple_epilogue): Update.
7462 (cris_expand_prologue): Update.
7463 (cris_expand_epilogue): Update.
7464 (cris_expand_pic_call_address): Update.
7465 (cris_asm_output_symbol_ref): Update.
7466 (cris_asm_output_label_ref): Update.
7467 * config/cris/cris.md Update.
7468 * config/iq2000/iq2000.c (compute_frame_size): Update.
7469 (iq2000_expand_epilogue): Update.
7470 * config/mt/mt.h (save_direction): Update.
7471 * config/mn10300/mn10300.c (mn10300_function_value): Update.
7472 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7473 (ia64_secondary_reload_class): Update.
7474 * config/m68k/m68k.c (m68k_save_reg): Update.
7475 (m68k_expand_prologue): Update.
7476 (m68k_expand_epilogue): Update.
7477 (legitimize_pic_address): Update.
7478 * config/rs6000/rs6000.c (rs6000_got_register): Update.
7479 (first_reg_to_save): Update.
7480 (first_altivec_reg_to_save): Update.
7481 (compute_vrsave_mask): Update.
7482 (compute_save_world_info): Update.
7483 (rs6000_stack_info): Update.
7484 (spe_func_has_64bit_regs_p): Update.
7485 (rs6000_ra_ever_killed): Update.
7486 (rs6000_emit_eh_reg_restore): Update.
7487 (rs6000_emit_allocate_stack): Update.
7488 (rs6000_emit_prologue): Update.
7489 (rs6000_emit_epilogue): Update.
7490 (rs6000_output_function_epilogue): Update.
7491 (output_profile_hook): Update.
7492 (rs6000_elf_declare_function_name): Update.
7493 * config/rs6000/rs6000.h (rs6000_args): Update.
7494 * config/rs6000/rs6000.md: Update.
7495 * config/mcore/mcore.c (mcore_expand_prolog): Update.
7496 * config/arc/arc.c (arc_output_function_epilogue): Update.
7497 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
7498 * config/darwin.c (machopic_function_base_name): Update.
7499 * config/score/score3.c (score3_compute_frame_size): Update.
7502 (score3_epilogue): Update.
7503 * config/score/score7.c (score7_compute_frame_size): Update.
7504 (score7_prologue): Update.
7505 (score7_epilogue): Update.
7506 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
7507 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
7508 * config/arm/arm.c (use_return_insn): Update.
7509 (require_pic_register): Update.
7510 (arm_load_pic_register): Update.
7511 (arm_compute_save_reg0_reg12_mask): Update.
7512 (arm_compute_save_reg_mask): Update.
7513 (thumb1_compute_save_reg_mask): Update.
7514 (output_return_instruction): Update.
7515 (arm_output_function_prologue): Update.
7516 (arm_output_epilogue): Update.
7517 (arm_get_frame_offsets): Update.
7518 (arm_expand_prologue): Update.
7519 (thumb_pushpop): Update.
7520 (thumb_exit): Update.
7521 (thumb1_expand_prologue): Update.
7522 (thumb1_expand_epilogue): Update.
7523 (arm_unwind_emit): Update.
7524 (arm_output_fn_unwind): Update.
7525 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
7526 * config/arm/arm.md: Update.
7527 * config/pa/pa.md: Update.
7528 * config/pa/pa.c (legitimize_pic_address): Update.
7529 (compute_frame_size): Update.
7530 (hppa_expand_prologue): Update.
7531 (hppa_expand_epilogue): Update.
7532 (borx_reg_operand): Update.
7533 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
7534 (HARD_REGNO_RENAME_OK): Update.
7535 * config/mips/mips.c (mips_global_pointer): Update.
7536 (mips_save_reg_p): Update.
7537 (mips_compute_frame_info): Update.
7538 (mips_frame_pointer_required): Update.
7539 (mips_expand_prologue): Update.
7540 (mips_expand_epilogue): Update.
7541 (mips_can_use_return_insn): Update.
7542 (mips_reorg_process_insns): Update.
7543 * config/v850/v850.c (compute_register_save_size): Update.
7544 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
7545 * config/mmix/mmix.c (along): Update.
7546 (mmix_expand_epilogue): Update.
7547 * config/bfin/bfin.c (legitimize_pic_address): Update.
7548 (must_save_p): Update.
7549 (stack_frame_needed_p): Update.
7550 (add_to_reg): Update.
7551 (bfin_expand_prologue): Update.
7552 * stmt.c (expand_asm_operands): Update.
7553 * reload1.c (reload): Update.
7554 (init_elim_table): Update.
7556 2008-04-25 Bob Wilson <bob.wilson@acm.org>
7558 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
7560 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
7562 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
7563 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
7564 (mov<mode>): Removed.
7565 (*movv4sf_internal): Likewise.
7566 (*movv2df_internal): Likewise.
7568 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
7570 * config.gcc (crx-*-elf): Remove deprecation.
7572 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
7574 * config/i386/cygming-crtend.c (register_frame_ctor): Register
7575 __gcc_deregister_frame with atexit.
7576 (deregister_frame_dtor): Remove.
7578 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
7579 Nathan Sidwell <nathan@codesourcery.com>
7581 * config/rs6000/rs6000.opt (mspe): Remove Var property.
7583 * config/rs6000/rs6000.h (rs6000_spe): Declare.
7584 (rs6000_isel): Likewise.
7585 * config/rs6000/rs6000.c (rs6000_spe): New variable.
7586 (rs6000_isel): New variable.
7587 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
7589 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7592 * c-common.c (handle_vector_size_attribute): Call
7593 lang_hooks.types.reconstruct_complex_type instead of
7594 reconstruct_complex_type.
7595 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
7596 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
7597 * langhooks.h (struct lang_hooks_for_types): Add
7598 reconstruct_complex_type hook.
7599 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
7600 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
7602 2008-04-24 Richard Guenther <rguenther@suse.de>
7604 * c-common.h (check_builtin_function_arguments): Declare.
7605 * c-common.c (validate_nargs): New function.
7606 (check_builtin_function_arguments): Likewise.
7607 * c-typeck.c (build_function_call): Call
7608 check_builtin_function_arguments.
7609 * builtins.c (fold_builtin_classify): Remove error reporting code.
7610 (fold_builtin_unordered_cmp): Likewise.
7611 (fold_builtin_1): Likewise.
7612 (fold_builtin_n): Likewise.
7614 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7616 PR tree-optimization/36008
7617 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
7618 the original op1, rather than delta by step.
7620 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
7621 Sebastian Pop <sebastian.pop@amd.com>
7623 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
7624 eliminate_local_variables_stmt, eliminate_local_variables,
7625 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
7626 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
7627 of code delimited by two edges in the CFG.
7628 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
7629 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
7630 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
7631 the case of parallelisation of reductions.
7632 (expr_invariant_in_region_p): New.
7634 * tree-flow.h (gather_blocks_in_sese_region): Declared.
7635 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
7637 2008-04-24 Ira Rosen <irar@il.ibm.com>
7638 Richard Guenther <rguenther@suse.de>
7640 PR tree-optimization/36034
7641 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
7642 incapable of dealing with loads with gaps.
7644 2008-04-24 Rafael Espindola <espindola@google.com>
7646 * tree-flow.h (vrp_evaluate_conditional): Change signature.
7647 * tree-ssa-propagate.c (fold_predicate_in): Update call to
7648 vrp_evaluate_conditional.
7649 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
7650 (vrp_evaluate_conditional): Split the cond argument.
7651 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
7652 (simplify_stmt_for_jump_threading): Update call to
7653 vrp_evaluate_conditional.
7655 2008-04-24 Ira Rosen <irar@il.ibm.com>
7657 PR tree-optimization/35982
7658 * tree-vect-analyze.c (vect_check_interleaving): Check that the
7659 interleaved data-refs are of the same type.
7661 2008-04-24 Danny Smith <dannysmith@users.net>
7663 * c-format.c (check_format_info_main): Use strncmp rather than a
7664 magic prefix to handle multichar length specs.
7665 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
7666 Don't prefix "I64" and "I32" with '\0'.
7668 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7671 * config/i386/i386.c (init_cumulative_args): Don't pass anything
7672 in registers for -m32 only if stdarg_p (fntype).
7674 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
7676 PR rtl-optimization/36006
7677 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
7678 temp to op0 in order to avoid invalid rtx sharing.
7680 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7682 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
7683 check TREE_INVARIANT.
7684 * tree-gimple.c (is_gimple_address): New.
7685 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
7686 * tree-gimple.h (is_gimple_address): New.
7687 * tree.h (decl_address_invariant_p): New.
7688 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
7689 (build_string): Likewise.
7690 (decl_address_invariant_p): New, from is_gimple_invariant_address.
7691 (tree_invariant_p_1): Likewise.
7692 (save_expr): Use it.
7693 (tree_invariant_p): New.
7694 (skip_simple_arithmetic): Use it.
7695 (stabilize_reference_1): Use it.
7696 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
7698 (build1_stat): Drop code to compute TREE_INVARIANT.
7699 (build2_stat): Drop code to compute TREE_INVARIANT.
7700 (build3_stat): Drop code to compute TREE_INVARIANT.
7701 (build4_stat): Drop code to compute TREE_INVARIANT.
7702 (build5_stat): Drop code to compute TREE_INVARIANT.
7703 (build7_stat): Drop code to compute TREE_INVARIANT.
7704 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
7705 * tree.h (struct tree_base): Remove invariant_flag.
7706 (TREE_INVARIANT): Remove.
7707 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
7708 (fold_builtin_expect): Check TREE_CONSTANT.
7709 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
7710 * c-tree.h (c_expr_to_decl): Drop third parameter.
7711 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
7712 (build_c_cast): Don't set TREE_INVARIANT.
7713 (pop_init_level): Don't set TREE_INVARIANT.
7714 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
7715 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
7717 (gimplify_init_constructor): Don't set TREE_INVARIANT.
7718 (gimplify_addr_expr): Adjust comment.
7719 * tree-mudflap.c (mf_build_string):
7720 * print-tree.c (print_node): Don't print TREE_INVARIANT.
7721 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
7722 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
7723 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
7724 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
7725 * langhooks.h (struct lang_hooks): Drop third parameter from
7728 2008-04-23 Richard Guenther <rguenther@suse.de>
7730 PR tree-optimization/27799
7731 PR tree-optimization/32921
7732 PR tree-optimization/32624
7733 * tree-ssa-structalias.c (merge_smts_into): Only merge the
7734 SMTs aliases and the tag itself into the solution.
7735 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
7736 merge the points-to solution back into the SMT aliases.
7737 (may_alias_p): Use alias_set_subset_of instead of
7738 aliases_conflict_p. A pointer which points to
7739 memory with alias set zero may access any variable.
7741 2008-04-23 Richard Guenther <rguenther@suse.de>
7743 * alias.c (alias_set_subset_of): Correctly handle asking
7744 if zero is a subset of an alias set with zero child.
7745 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
7746 (compute_flow_insensitive_aliasing): Correctly walk all
7747 pointers. Do not unnecessarily union sets.
7749 2008-04-23 Richard Guenther <rguenther@suse.de>
7752 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
7754 2008-04-22 Tomas Bily <tbily@suse.cz>
7756 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
7758 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
7760 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
7761 * tree-ssa-structalias.c (get_constraint_for): Likewise.
7762 * tree-inline.c (estimate_num_insns_1): Likewise.
7763 * varasm.c (const_hash_1, compare_constant, copy_constant)
7764 (compute_reloc_for_constant, output_addressed_constants): Likewise.
7765 * emit-rtl.c (component_ref_for_mem_expr)
7766 (set_mem_attributes_minus_bitpos): Likewise.
7767 * expr.c (highest_pow2_factor, expand_expr_real_1, )
7768 (is_aligning_offset): Likewise.
7769 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
7770 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
7771 * dojump.c (do_jump): Likewise.
7772 * builtins.c (get_pointer_alignment, get_memory_rtx)
7773 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
7774 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
7776 2008-04-23 Jakub Jelinek <jakub@redhat.com>
7778 PR rtl-optimization/36017
7779 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
7780 expanding the library call.
7782 2008-04-22 Ian Lance Taylor <iant@google.com>
7784 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
7787 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
7789 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
7790 of LR/CTR moves for Power6.
7792 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
7795 * passes.c (init_optimization_passes): Remove
7796 pass_fast_rtl_byte_dce.
7798 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
7801 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
7802 builtin functions to generate faster code.
7803 (_mm_cvtpu16_ps): Ditto.
7804 (_mm_cvtpi32x2_ps): Ditto.
7806 2008-04-22 Nick Clifton <nickc@redhat.com>
7808 * common.opt (ftree-loop-distribution): Add Optimization
7811 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
7812 (frv_expand_builtin_va_start): Likewise.
7814 * config/arm/arm.c (thumb_find_work_register): Fix location of
7815 argument register count.
7817 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7819 Support scheduling for ColdFire V1 and V3 microarchitecture.
7820 Improve scheduling of multiplication instructions.
7822 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
7823 (mac): New instruction attribute.
7824 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
7825 (m68k_sched_mac): New variable.
7826 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
7827 Handle cfv1 and cfv3.
7828 (max_insn_size): New static variable.
7829 (struct _sched_ib): New type.
7830 (sched_ib): New static variable.
7831 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
7832 to fields of 'struct _sched_ib sched_ib'. Update all uses.
7833 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
7835 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
7836 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
7837 new variables. Update.
7838 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
7839 Add modeling of cfv3 instruction buffer. Update.
7840 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
7841 * config/m68k/m68k.h (TUNE_CFV3): New macro.
7842 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
7843 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
7844 a particular reservation applies to.
7845 (type2): Reorganize attribute values. Rename alu to alu_reg,
7846 alu_l to alu, move_l to omove. Join move to alu. Split mul
7848 (cf_ib_*): Simplify description of instruction buffer.
7849 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
7850 (cf_mem): Split into cf_mem1 and cf_mem2.
7851 (cf_v2_move_??): Rename to cfv12_alu_??.
7852 (cf_v2_move_l_??): Rename to cfv12_omove_??.
7853 (cf_v2_mul_??): Remove reservations.
7854 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
7855 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
7856 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
7858 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
7859 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
7860 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
7861 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
7862 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
7863 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
7864 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
7865 expansions of the above reservations for instructions of sizes
7868 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7870 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
7872 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
7874 * coverage.c: Include tree-pass.h.
7875 (coverage_counter_alloc): Print da_file_name to the dump file.
7877 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7879 * sbitmap.c (sbitmap_range_empty_p): New function.
7880 * sbitmap.h (sbitmap_range_empty_p): New function.
7881 * bitmap.h: Now includes obstack.h.
7883 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
7884 Kenneth Zadeck <zadeck@naturalbridge.com>
7886 * dbgcnt.def (ra_byte_scan): Added.
7887 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
7888 when the last hit happens for a counter.
7889 * timevar.def (TV_DF_BYTE_LR): New variable.
7890 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
7891 * passes.c (pass_fast_rtl_byte_dce): New pass.
7892 * fwprop.c (update_df): Added mode to call df_ref_create.
7893 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
7894 DF_REF_EXTRACT_OFFSET.
7895 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
7896 DF_BYTE_LR_OUT, df_byte_lr): New macro.
7898 (df_ref_extract): Added mode field.
7899 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
7900 DF_REF_EXTRACT_OFFSET.
7901 (DF_REF_EXTRACT_MODE): New macro.
7902 (df_byte_lr_bb_info): New structure.
7903 (df_print_byte_regset, df_compute_accessed_bytes,
7904 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
7905 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
7906 df_byte_lr_simulate_uses,
7907 df_byte_lr_simulate_artificial_refs_at_top,
7908 df_byte_lr_simulate_artificial_refs_at_end,
7909 df_compute_accessed_bytes): New function.
7910 (df_ref_create): Add parameter.
7911 (df_byte_lr_get_bb_info): New inline function.
7912 * df-scan.c (df_ref_record, df_uses_record,
7913 df_ref_create_structure): Added mode parameter.
7914 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
7915 df_defs_record, df_uses_record, df_get_conditional_uses,
7916 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
7917 df_entry_block_defs_collect, df_exit_block_uses_collect):
7918 Added mode parameter to calls to df_ref_record, df_uses_record,
7919 df_ref_create_structure.
7920 (df_ref_equal_p, df_ref_compare): Added test for modes.
7921 (df_ref_create_structure): Added code to set mode. Renamed
7922 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
7923 DF_REF_EXTRACT_OFFSET.
7924 * df-core.c (df_print_byte_regset): New function.
7925 * df-byte-scan.c: New file.
7926 * df-problems.c (df_rd_transfer_function): Removed unnecessary
7927 calls to BITMAP_FREE.
7928 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
7929 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
7930 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
7931 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
7932 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
7933 df_byte_lr_local_compute, df_byte_lr_init,
7934 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
7935 df_byte_lr_transfer_function, df_byte_lr_free,
7936 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
7937 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
7938 df_byte_lr_simulate_uses,
7939 df_byte_lr_simulate_artificial_refs_at_top,
7940 df_byte_lr_simulate_artificial_refs_at_end): New function.
7941 * dce.c (byte_dce_process_block): New function.
7942 (dce_process_block): au is now passed in rather than computed
7943 locally. Changed loops that look at artificial defs to not look
7944 for conditional or partial ones, because there never are any.
7945 (fast_dce): Now is able to drive byte_dce_process_block or
7946 dce_process_block depending on the kind of dce being done.
7947 (rest_of_handle_fast_dce): Add parameter to fast_dce.
7948 (rest_of_handle_fast_byte_dce): New function.
7949 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
7950 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
7952 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
7955 * gcc.h: Added fortran options that take arguments to
7956 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
7959 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
7961 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
7962 scalarization if on the LHS and not a full access.
7964 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7966 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
7968 2008-04-18 Rafael Espindola <espindola@google.com>
7970 * tree-vrp.c (find_case_label_index): Fix the binary search.
7971 (find_case_label_range): New.
7972 (vrp_visit_switch_stmt): Use find_case_label_range.
7973 (simplify_switch_using_ranges): Use find_case_label_range.
7975 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
7977 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
7978 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
7980 2008-04-18 Tom Tromey <tromey@redhat.com>
7983 * doc/cpp.texi (Implementation-defined behavior): Mention
7986 2008-04-18 Ian Lance Taylor <iant@google.com>
7988 * fold-const.c (pointer_may_wrap_p): New static function.
7989 (fold_comparison): Add another test for pointer overflow. Use
7990 pointer_may_wrap_p to disable some false positives.
7992 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
7994 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
7995 (fname_as_string): Match updated cpp_interpret_string prototype.
7996 (fix_string_type): Support char16_t* and char32_t*.
7997 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
7998 derivative) nodes. Register as builtin if C++0x.
7999 (c_parse_error): Support CPP_CHAR{16,32}.
8000 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
8001 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
8002 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
8003 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
8004 CTI_CHAR32_ARRAY_TYPE>: New elements.
8005 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
8006 char32_type_node, signed_char32_type_node, char16_array_type_node,
8007 char32_array_type_node): New defines.
8008 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
8009 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
8010 (lex_string): Support CPP_STRING{16,32}, match updated
8011 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
8012 (lex_charconst): Support CPP_CHAR{16,32}.
8013 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
8014 and CPP_STRING{16,32}.
8016 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
8019 * aclocal.m4: Regenerate.
8020 * configure: Regenerate.
8022 2008-04-18 Jan Hubicka <jh@suse.cz>
8024 * except.c (dw2_size_of_call_site_table,
8025 sjlj_size_of_call_site_table): Use vector API for call_site_record.
8027 * cgraphbuild.c (build_cgraph_edges): Update.
8028 * tree-pass.h: Update comment.
8029 * final.c (leaf_function_p): Update.
8030 (leaf_renumber_regs): Update.
8031 (rest_of_clean_state): Update.
8032 * omp-low.c (expand_omp_parallel): Update.
8033 * ipa-reference.c (analyze_function): Update.
8034 * reorg.c (find_end_label): Update.
8035 (optimize_skip): Update.
8036 (fill_simple_delay_slots): Update.
8037 (fill_simple_delay_slots): Update.
8038 (make_return_insns): Update.
8039 (dbr_schedule): Update.
8040 * gimple-low.c (record_vars_into): Update.
8041 * cfgbuild.c (make_edges): Update.
8042 * function.c (assign_stack_local): Update.
8043 (assign_parm_adjust_stack_rtl): Update.
8044 (locate_and_pad_parm): Update.
8045 (allocate_struct_function): Do not initialize stack_alignment_needed
8046 and preferred_stack_boundary here.
8047 (stack_protect_prologue): Update.
8048 (stack_protect_epilogue): Update.
8049 (expand_function_start): Initialize stack_alignment_needed,
8050 preferred_stack_boundary and max_jumptable_ents.
8051 (expand_function_end): Update.
8052 (free_after_compilation): Do not NULLify epilogue_delay_list.
8053 * function.h (struct rtl_data): Add stack_protect_guard,
8054 stack_alignment_needed,
8055 preferred_stack_boundary, epilogue_delay_list.
8056 (struct function): Remove value_histograms, stack_alignment_needed,
8057 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
8059 unexpanded_var_list, stack_protect_guard.
8060 (current_function_epilogue_delay_list): Remove.
8061 * ipa-type-escape.c (analyze_function): Update.
8062 * gimplify.c (pop_gimplify_context): Update comment.
8063 * calls.c (expand_call): Update.
8064 (emit_library_call_value_1): Update.
8065 * except.c (set_nothrow_function_flags): Update.
8066 * cfgexpand.c (get_decl_align_unit): Update.
8067 (create_stack_guard): Update.
8068 (estimated_stack_frame_size): Update.
8069 (expand_used_vars): Update.
8070 (tree_expand_cfg): Free histogram earliers, init expansion variables.
8071 * explow.c (allocate_dynamic_stack_space): Update.
8072 * tree-ssa-live.c (remove_unused_locals): Update.
8073 * varasm.c (mark_constant_pool): Update.
8074 * tree-inline.c (remap_decls): Update.
8075 (initialize_cfun): Update.
8076 (declare_return_variable): Update.
8077 (inline_forbidden_p): Update.
8078 (expand_call_inline): Update.
8079 (declare_inline_vars): Update.
8080 (tree_function_versioning): Update.
8081 * tree-flow.h (value_histograms): New.
8082 (VALUE_HISTOGRAMS): New macro.
8083 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
8085 * tree-cfg.c (set_bb_for_stmt): Update.
8086 (replace_by_duplicate_decl): Update.
8087 (move_block_to_fn): Update.
8088 (new_label_mapper): Update.
8089 (dump_function_to_file): Update.
8090 * ipa-struct-reorg.c (build_data_structure): Update.
8091 * cfgrtl.c (print_rtl_with_bb): Update.
8092 * reload1.c (reload): Update.
8094 * config/i386/i386.c (setup_incoming_varargs_64,
8095 ix86_compute_frame_layout): Update.
8096 * config/arc/arc.c (arc_output_function_epilogue): Update.
8098 2008-04-18 Marius Strobl <marius@FreeBSD.org>
8100 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
8101 for FreeBSD as well.
8102 * gthr-posix95.h: Likewise.
8104 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
8106 PR rtl-optimization/35838
8107 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
8108 out the byte offset of the first subreg.
8110 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
8112 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
8113 to split_ti instead of three separate calls with single member arrays.
8114 (subti3 splitter): Ditto.
8115 (adddi3 splitter): Ditto with split_di.
8116 (subdi3 splitter): Ditto.
8117 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
8118 two separate calls with single member arrays. Swap match_dup
8119 operands 1 and 2 to better fit into the array.
8120 (negdi2 splitter): Ditto with split_di.
8121 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
8122 two separate calls with single member arrays. Swap match_dup operands
8123 6 and 7 to better fit into the array.
8125 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
8127 * config/i386/i386.c (sse_builtin_type): New.
8128 (bdesc_sse_args): Likewise.
8129 (bdesc_sse_3arg): Removed.
8130 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
8131 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
8132 IX86_BUILTIN_ROUNDPS.
8133 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
8134 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
8135 IX86_BUILTIN_ROUNDPS.
8136 (ix86_expand_sse_4_operands_builtin): Removed.
8137 (ix86_expand_sse_operands_builtin): New.
8138 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
8139 and CODE_FOR_sse4_1_roundps.
8140 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
8141 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
8143 2008-04-17 Alan Modra <amodra@bigpond.net.au>
8146 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
8147 regs before frame pop when needed. If use_backchain_to_restore_sp
8148 then load backchain into a temp reg to restore vr and vrsave. Add
8149 code to restore vr after frame pop if possible.
8151 2008-04-17 Richard Guenther <rguenther@suse.de>
8153 * tree-vn.c (expressions_equal_p): Do not check type
8154 equality or compatibility before calling operand_equal_p.
8155 * fold-const.c (operand_equal_p): Check equivalence of
8156 integer constants before bailing out due to signedness or
8157 precision differences.
8158 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
8159 spurious differences in type qualification. Ignore types
8160 for COMPONENT_REFs at all.
8162 2008-04-17 Christian Bruel <christian.bruel@st.com>
8164 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
8165 msw_skip comparison.
8167 2008-04-16 Jakub Jelinek <jakub@redhat.com>
8170 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
8173 PR tree-optimization/35899
8174 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
8175 rather than TREE_OPERAND.
8177 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
8180 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
8181 temporary registers. Change operand predicate to general_operand.
8182 (remainderxf3): Ditto.
8184 2008-04-16 Richard Guenther <rguenther@suse.de>
8186 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
8187 * tree-affine.c (aff_combination_expand): Look through some
8190 2008-04-15 Doug Kwan <dougkwan@google.com>
8192 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
8194 * tree-pretty-print.c (dump_generic_node): Ditto.
8195 * final.c (output_addr_const): Ditto.
8196 * dwarf2out.c (output_cfi): Ditto.
8197 * c-pretty-print.c (pp_c_integer_constant): Ditto.
8198 * print-rtl.c (print_rtx): Ditto.
8199 * print-tree.c (print_node_brief, print_node): Ditto.
8200 * c-common.c (match_case_to_enum_1): Ditto.
8201 * sched-vis.c (print_value): Ditto.
8202 * config/i386/i386.c (print_operand): Cast to long unsigned int
8205 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
8206 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
8207 MS Windows VirtualProtect function.
8209 2008-04-15 Jan Hubicka <jh@suse.cz>
8211 * gengtype.c (write_root): Param_is argument is OK.
8212 * expr.c (expand_expr_real_1): Update call of get_exception_*.
8213 * function.h: Include varray.h
8214 (rtl_eh): New stucture based on except.c one.
8215 (call_site_record): New forward declaration and vector type.
8216 * calls.c (emit_call_1): Do not call
8217 note_current_region_may_contain_throw.
8218 * except.c (eh_status): Remove cur_region, try_region since they are
8220 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
8221 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
8222 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
8223 Remove call_site_data_used, call_site_data_size.
8224 Turn call_site_record into vector in function.h.
8225 (note_current_region_may_contain_throw): Remove.
8226 (get_exception_pointer, get_exception_filter): Do not take struct
8227 function argument; update.
8228 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
8229 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
8230 build_post_landing_pads, dw2_build_landing_pads,
8231 sjlj_assign_call_site_values, sjlj_mark_call_sites,
8232 sjlj_emit_function_enter, sjlj_emit_function_enter,
8233 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
8234 sjlj_build_landing_pads, finish_eh_generation,
8235 remove_exception_handler_label, remove_eh_handler,
8236 maybe_remove_eh_handler, add_reachable_handler,
8237 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
8238 add_action_record, collect_one_action_chain, add_call_site,
8239 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
8240 sjlj_output_call_site_table, output_function_exception_table,
8241 * except.h (note_current_region_may_contain_throw): Remove
8242 (get_exception_pointer, get_exception_filter): Do not take struct
8244 * Makefile.in (GTFILES): Put varargs before struct function.
8246 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
8248 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
8249 punt for STRING_CST.
8250 (get_constraint_for): Deal with STRING_CST here instead.
8252 2008-04-15 Richard Guenther <rguenther@suse.de>
8254 * tree-ssa-propagate.c (substitute_and_fold): Substitute
8255 statements in a basic-block with a backward walk. Do not
8256 substitute into dead statements but instead remove those.
8258 2008-04-15 Richard Guenther <rguenther@suse.de>
8260 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
8261 to zero, thus disable creation of SFTs.
8263 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
8265 * tree-predcom.c (suitable_reference_p): Return false if the
8266 reference can throw.
8268 2008-04-15 Jakub Jelinek <jakub@redhat.com>
8271 * c-decl.c (finish_decl): If extern or static var has variable
8272 size, set TREE_TYPE (decl) to error_mark_node.
8274 2008-04-15 Rafael Espindola <espindola@google.com>
8276 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
8279 2008-04-15 Richard Guenther <rguenther@suse.de>
8281 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
8282 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
8283 (visit_reference_op_load): Do walk vuse-vdef chains on
8284 vn_reference_lookup.
8285 (visit_reference_op_store): But do not here.
8286 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
8287 vn_reference_lookup.
8288 (vn_lookup_with_vuses): But do so here.
8290 2008-04-14 Ian Lance Taylor <iant@google.com>
8292 * fold-const.c (fold_overflow_warning): Remove assertion.
8294 2008-04-15 Ben Elliston <bje@au.ibm.com>
8296 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
8297 temp1 local variables.
8299 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
8302 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
8303 ".text.unlikely" section as executable.
8305 2008-04-14 James E. Wilson <wilson@tuliptree.org>
8307 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8308 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
8309 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
8310 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
8311 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
8312 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
8313 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
8315 2008-04-14 Ian Lance Taylor <iant@google.com>
8317 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
8318 * fold-const.c (fold_comparison): If appropriate, test
8319 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
8320 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
8321 reassociating a pointer type.
8322 * doc/invoke.texi (Optimize Options): Document that
8323 -fstrict-overflow applies to pointer wraparound.
8325 2008-04-13 Jan Hubicka <jh@suse.cz>
8327 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
8329 2008-04-12 Andrew Pinski <pinskia@gmail.com>
8331 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
8332 we are going to "save the world".
8334 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
8336 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
8337 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
8338 operand 0 constraint, not "=".
8340 2008-04-11 James E. Wilson <wilson@tuliptree.org>
8342 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
8344 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
8346 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
8347 of size of positions_needed * CHAR_BIT.
8349 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
8352 * dse.c (store_info): Change positions_needed to unsigned
8354 (lowpart_bitmask): New.
8355 (record_store): Cast to unsigned HOST_WIDE_INT for
8356 positions_needed. Assert width <= size of positions_needed *
8357 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
8358 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
8359 lowpart_bitmask to set mask.
8361 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8363 * config/bfin/constraints.md: New file.
8364 * config/bfin/bfin.md: Include it.
8365 (adddi3): Use satisfies_constraint functions instead of the old macros.
8366 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
8367 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
8368 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
8369 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
8370 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
8371 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
8372 EXTRA_CONSTRAINT): Delete.
8373 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
8374 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
8376 * config/bfin/bfin.c: Include "tm-constrs.h".
8377 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
8378 Use satisfies_constraint functions instead of the old macros.
8379 * doc/md.texi (Blackfin Constraints): Update file name reference.
8381 2008-04-11 Richard Guenther <rguenther@suse.de>
8383 PR tree-optimization/35869
8384 * tree-vrp.c (execute_vrp): Move switch statement update after
8385 jump threading. Schedule another cfg cleanup run.
8387 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
8390 * attribs.c (decl_attributes): Return early on errorneous node.
8392 2008-04-10 Oleg Ryjkov <olegr@google.com>
8394 * tree.h (struct tree_base): Added a new flag default_def_flag.
8395 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
8397 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
8399 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
8401 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8404 * pa.md: Define mode iterator P. Define mode attribute dwc.
8405 (dcacheflush): Update pattern to use iterator P and attribute dwc.
8406 (icacheflush): Likewise.
8407 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
8408 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
8410 2008-04-11 Ben Elliston <bje@au.ibm.com>
8412 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
8414 2008-04-10 Rafael Espindola <espindola@google.com>
8416 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
8417 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
8418 (extract_range_from_expr): The same.
8420 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
8422 * config/mips/mips.md (GPR2): New mode iterator.
8424 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
8425 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
8426 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
8427 Rewrite these to take two modes, the mode of comparison and the
8428 mode of the destination.
8429 * config/mips/mips.c (mips_expand_scc): Instead of having
8430 paradoxical subreg as destination, expand "narrowing" scc if mode
8431 of comparison is SI and target is requested in DI mode.
8432 (mips_emit_int_order_test): Update comment. Make mode of
8433 comparison match CMP0 rather than TARGET. When creating inverse
8434 target use mode of TARGET.
8436 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
8438 * gcov-dump.c (tag_summary): Only print summaries for the first
8439 GCOV_COUNTERS_SUMMABLE counters.
8441 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
8443 * config/i386/i386.md (absneg): New code iterator.
8444 (absnegprefix): New code attribute.
8445 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
8446 patterns using absneg code iterator.
8447 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
8448 using absneg code iterator.
8449 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
8450 *neg<mode>2 patterns using absneg code iterator.
8451 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
8452 *negextendsfdf2 patterns using absneg code iterator.
8453 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
8454 *negextendsfxf2 patterns using absneg code iterator.
8455 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
8456 *negextendsfdf2 patterns using absneg code iterator.
8457 * config/i386/sse.md (<code><mode>2): Macroize expander from
8458 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
8460 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
8462 * config/s390/s390.h: Remove the remains of the recent search
8463 & replace action of current_function_outgoing_args_size.
8465 2008-04-10 Ira Rosen <irar@il.ibm.com>
8467 PR tree-optimization/35821
8468 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
8469 NEW_STMT_LIST is not NULL.
8471 2008-04-09 David Edelsohn <edelsohn@gnu.org>
8474 * toplev.c (process_options): Remove -ffunction-sections debugging
8477 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
8479 PR middle-end/PR28690
8480 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
8481 than gen_rtx_fmt_ee to perform more canonicalizations.
8483 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8486 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
8488 2008-04-09 Richard Guenther <rguenther@suse.de>
8490 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
8491 (dump_function_to_file): Dump function arguments with types.
8493 2008-04-08 Richard Guenther <rguenther@suse.de>
8495 * fold-const.c (fold_widened_comparison): Do not allow
8496 sign-changes that change the result.
8498 2008-04-08 Janis Johnson <janis187@us.ibm.com>
8501 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
8502 kinds of indirect references.
8504 2008-04-08 David Edelsohn <edelsohn@gnu.org>
8506 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
8507 GNU Fortran language string.
8509 2008-04-08 Rafael Espindola <espindola@google.com>
8511 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
8512 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
8513 * tree.h (tree_call_nonnegative_warnv_p): New.
8515 2008-04-08 Jan Hubicka <jh@suse.cz>
8517 * function.c (free_after_compilation): Clear out regno_reg_rtx
8520 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
8523 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
8525 PR middle-end/PR28690
8526 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
8527 same precedence as REG_POINTER and MEM_POINTER operands.
8529 2008-04-08 Richard Guenther <rguenther@suse.de>
8532 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
8533 for adding index to base.
8535 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
8537 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
8538 (MINGW_ENABLE_EXECUTE_STACK): New.
8539 (IN_LIBGCC2): For libgcc include windows.h file for
8540 function declarations.
8542 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
8544 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
8545 and tem2 if tem1 is not a REG or MULT.
8547 2008-04-08 Jan Hubicka <jh@suse.cz>
8549 * function.h (incomming_args): Break out of struct function.
8550 (function_subsections): Break out of struct function.
8551 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
8552 return_rtx and hard_reg_initial_vals from struct function.
8553 Kill inl_max_label_num.
8554 (current_function_pops_args, current_function_args_info,
8555 current_function_args_size, current_function_args_size,
8556 current_function_pretend_args_size,
8557 current_function_outgoing_args_size,
8558 current_function_internal_arg_pointer, current_function_return_rtx):
8559 Kill compatibility accestor macros.
8560 * builtins.c (expand_builtin_apply_args_1): Update.
8561 (expand_builtin_next_arg): Update.
8562 * df-scan.c (df_get_call_refs): Update.
8563 * dbxout.c (dbxout_function_end): Update.
8564 * dwarf2out.c (dwarf2out_switch_text_section): Update.
8565 (output_line_info): Update.
8566 (secname_for_decl): Update.
8567 (dwarf2out_var_location): Update.
8568 * function.c (free_after_compilation): Update.
8569 (assign_parm_find_stack_rtl): Update.
8570 (assign_parms): Update.
8571 (expand_dummy_function_end): Update.
8572 (expand_function_end): Update.
8573 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
8574 (expand_call): Update.
8575 (emit_library_call_value_1): Update.
8576 (store_one_arg): Update.
8577 * varasm.c (initialize_cold_section_name): Update.
8578 (unlikely_text_section): Update.
8579 (unlikely_text_section_p): Update.
8580 (assemble_start_function): Update.
8581 (assemble_end_function): Update.
8582 (default_section_type_flags): Update.
8583 (switch_to_section): Update.
8584 * integrate.c (set_decl_abstract_flags): Update.
8585 (get_hard_reg_initial_val): Update.
8586 (has_hard_reg_initial_val): Update.
8587 (allocate_initial_values): Update.
8588 * resource.c (init_resource_info): Update.
8589 * config/alpha/alpha.c (NUM_ARGS): Update.
8590 (direct_return): Update.
8591 (alpha_va_start): Update.
8592 (alpha_sa_size): Update.
8593 (alpha_initial_elimination_offset): Update.
8594 (alpha_expand_prologue): Update.
8595 (alpha_start_function): Update.
8596 (alpha_expand_epilogue): Update.
8597 (unicosmk_initial_elimination_offset):
8598 * config/alpha/alpha.md (call expander): Update.
8599 * config/s390/s390.c (s390_register_info): Update.
8600 (s390_register_info): Update.
8601 (s390_frame_info): Update.
8602 (s390_initial_elimination_offset): Update.
8603 (s390_build_builtin_va_list): Update.
8604 (s390_va_start): Update.
8605 * config/spu/spu.c (direct_return): Update.
8606 (spu_expand_prologue): Update.
8607 (spu_initial_elimination_offset): Update.
8608 (spu_build_builtin_va_list): Update.
8609 (spu_va_start): Update.
8610 * config/sparc/sparc.c (sparc_init_modes): Update.
8611 (sparc_compute_frame_size): Update.
8612 (function_value): Update.
8613 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
8614 * config/i386/i386.md (return expander): Update.
8615 * config/i386/i386.c (ix86_va_start): Update.
8616 (ix86_can_use_return_insn_p): Update.
8617 (ix86_compute_frame_layout): Update.
8618 (ix86_expand_epilogue): Update.
8619 * config/sh/sh.c (output_stack_adjust): Update.
8620 (calc_live_regs): Update.
8621 (sh_expand_prologue): Update.
8622 (sh_builtin_saveregs): Update.
8623 (sh_va_start): Update.
8624 (initial_elimination_offset): Update.
8625 (sh_allocate_initial_value): Update.
8626 (sh_function_ok_for_sibcall): Update.
8627 (sh_get_pr_initial_val): Update.
8628 * config/sh/sh.md (return expander): Update.
8629 * config/avr/avr.c (frame_pointer_required_p): UPdate.
8630 * config/crx/crx.c (crx_compute_frame): UPdate.
8631 (crx_initial_elimination_offset): UPdate.
8632 * config/xtensa/xtensa.c (compute_frame_size): Update
8633 (xtensa_builtin_saveregs): Update.
8634 (xtensa_va_start): Update.
8635 (order_regs_for_local_alloc): Update.
8636 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
8637 (xstormy16_expand_builtin_va_start): Update.
8638 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
8639 * config/m68hc11/m68hc11.md (return expanders): Update.
8640 * config/m68hc11/m68hc11.c (expand_prologue): Update.
8641 (expand_epilogue): Update.
8642 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
8643 (cris_simple_epilogue): Update.
8644 (cris_expand_prologue): Update.
8645 (cris_expand_epilogue): Update.
8646 * config/iq2000/iq2000.c (iq2000_va_start): Update.
8647 (compute_frame_size): Update.
8648 * config/mt/mt.c (mt_compute_frame_size): Update.
8649 * config/mn10300/mn10300.c (expand_prologue): Update.
8650 (expand_epilogue): Update.
8651 (initial_offset): Update.
8652 (mn10300_builtin_saveregs):
8653 * config/mn10300/mn10300.md (return expander): Update.
8654 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
8655 (ia64_initial_elimination_offset): Update.
8656 (ia64_initial_elimination_offset): Update.
8657 (ia64_expand_prologue): Update.
8658 * config/m68k/m68k.md (return expander): Update.
8659 * config/rs6000/rs6000.c (rs6000_va_start): Update.
8660 (rs6000_stack_info): Update.
8661 * config/mcore/mcore.c (layout_mcore_frame): Update.
8662 (mcore_expand_prolog): Update.
8663 * config/arc/arc.c (arc_compute_frame_size): Update.
8664 * config/score/score3.c (score3_compute_frame_size): Update.
8665 * config/score/score7.c (score7_compute_frame_size): Update.
8666 * config/arm/arm.c (use_return_insn): Update.
8667 (thumb_find_work_register): Update.
8668 (arm_compute_save_reg_mask): Update.
8669 (arm_output_function_prologue): Update.
8670 (arm_output_epilogue): Update.
8671 (arm_size_return_regs): Update.
8672 (arm_get_frame_offsets): Update.
8673 (arm_expand_prologue): Update.
8674 (thumb_exit): Update.
8675 (thumb_unexpanded_epilogue): Update.
8676 (thumb1_output_function_prologue): Update.
8677 * config/pa/pa.md (return expander): Update.
8678 * config/pa/pa.c (compute_frame_size): Update.
8679 (hppa_builtin_saveregs): Update.
8680 * config/mips/mips.c (mips_va_start): Update.
8681 (mips16_build_function_stub): Update.
8682 (mips_compute_frame_info): Update.
8683 (mips_restore_gp): Update.
8684 (mips_output_function_prologue): Update.
8685 (mips_expand_prologue): Update.
8686 * config/v850/v850.c (compute_frame_size): Update.
8687 (expand_prologue): * config/mmix/mmix.c (along): update.
8688 (mmix_initial_elimination_offset): update.
8689 (mmix_reorg): update.
8690 (mmix_use_simple_return): update.
8691 (mmix_expand_prologue): update.
8692 (mmix_expand_epilogue): Update.
8693 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
8694 (emit_link_insn): Update.
8696 2008-04-08 Anatoly Sokolov <aesok@post.ru>
8698 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
8699 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
8701 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
8704 2008-04-07 Jan Hubicka <jh@suse.cz>
8706 * function.h (rtl): Rename to x_rtl.
8708 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8709 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8710 used_temp_slots avail_temp_slots, temp_slot_level,
8711 nonlocal_goto_handler_labels): Update accesstors.
8712 (rtl): New global variable.
8713 (struct function): Move some fileds to rtl_data.
8714 (get_arg_pointer_save_area): Update prototype.
8715 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8716 get_arg_pointer_save_area.
8717 * expr.c (init_expr): Update
8718 * function.c (get_frame_size): Update
8719 (assign_stack_local): Update
8720 (expand_function_end): Update.
8721 (get_art_pointer_save_area): Update
8723 * emit-rtl.c (rtl): Declare.
8724 (regno_reg_rtx): Declare.
8725 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8727 (gen_reg_rtx): Update.
8728 * varasm.c (n_deferred_constatns): Update accestor.
8729 (init_varasm_status): Do not allocate varasm_status.
8730 (force_const_mem, get_pool_size, output_constant_pool): Update.
8731 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8732 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8733 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
8734 * sparc/sparc.h (INIT_EXPANDERS): Update.
8735 * ia64/ia64.h (INIT_EXPANDERS): Update.
8737 2008-04-07 James E. Wilson <wilson@tuliptree.org>
8739 * reload.c (push_secondary_reload): Add missing break to for loop.
8741 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
8743 PR middle-end/PR28690
8744 * rtlanal.c: Update copyright years.
8745 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
8746 as REG_POINTER and MEM_POINTER operands.
8747 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
8748 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
8749 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
8750 * gcse.c: Update copyright years.
8751 (pre_delete): Call gen_reg_rtx_and_attrs.
8752 (hoist_code): Likewise.
8753 (build_store_vectors): Likewise.
8754 (delete_store): Likewise.
8755 * loop-invariant.c (move_invariant_reg): Likewise.
8756 Update copyright years.
8758 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
8760 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
8761 control string instead of quoted.
8763 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
8765 * doc/rtl.texi: Rewrite of subreg section.
8767 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
8770 * config/i386/i386.c (legitimize_pic_address): Add treating
8771 of dllimport SYM_REF's.
8772 (legitimize_dllimport_symbol): Add prototype.
8774 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
8776 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
8777 reference in constructor with non self-referential type.
8779 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
8781 Removal of Return with Depressed Stack Pointer support
8782 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
8783 (ECF_SP_DEPRESSED): Likewise.
8784 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
8785 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
8786 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8787 (expand_call): Do not test ECF_SP_DEPRESSED.
8788 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8789 * function.c (keep_stack_depressed): Delete.
8790 (handle_epilogue_set): Likewise.
8791 (update_epilogue_consts): Likewise.
8792 (emit_equiv_load): Likewise.
8793 (thread_prologue_and_epilogue_insns): Remove support for Return with
8794 Depressed Stack Pointer.
8795 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8797 2008-04-06 Richard Guenther <rguenther@suse.de>
8799 PR tree-optimization/35400
8800 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
8801 information from SSA_NAMEs.
8803 2008-04-06 Anatoly Sokolov <aesok@post.ru>
8805 * config/avr/avr.h (avr_mega_p): Remove declaration.
8806 (AVR_MEGA): Remove macro.
8807 * config/avr/avr.c (avr_mega_p): Remove variable.
8808 (avr_override_options): Remove inicializion of avr_mega_p.
8809 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
8810 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
8811 (avr_jump_mode): (Ditto.).
8812 (avr_output_progmem_section_asm_op): (Ditto.).
8813 (avr_asm_init_sections): (Ditto.).
8814 (avr_asm_init_sections): (Ditto.).
8815 (avr_rtx_costs): (Ditto.).
8816 * config/avr/avr.md: (Ditto.).
8817 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
8820 2008-04-06 Richard Guenther <rguenther@suse.de>
8822 PR tree-optimization/35842
8823 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
8824 is_gimple_invariant_address.
8826 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8828 * gcc.c (default_compilers): Sync Fortran extensions list with
8829 that in fortran/lang-specs.h.
8830 * doc/invoke.texi: Likewise.
8831 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
8832 * dwarf2out.c (gen_compile_unit_die): Likewise.
8834 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
8836 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
8838 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
8841 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
8842 attribute is used for nested functions.
8844 2008-04-05 Jan Hubicka <jh@suse.cz>
8846 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
8848 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
8850 (dump_files): Update.
8851 (enable_rtl_dump_file): Do not accept letter argument.
8852 * tree-pass.h (dump_file_info): Remove letter argument.
8853 * toplev.c (decode_d_option): Update -da handling.
8854 * toplev.h (enable_rtl_dump_file): Update prototype.
8855 * passes.c (register_one_dump_file): Do not accept IPA argument; work
8856 it out based on pass type.
8857 (register_dump_files_1): Likewise.
8858 (init_optimization_passes): Update register_one_dump_file calls.
8859 (execute_one_pass): Sanity check that IPA passes are called at IPA
8860 level and RTL passes at RTL level.
8861 (execute_pass_list): IPA pass can not be after or subpass of
8863 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
8864 disallov RTL subpasses of IPA subpasses.
8866 2008-04-05 Ben Elliston <bje@au.ibm.com>
8868 * tree-cfg.c (need_fake_edge_p): Return false for calls to
8869 builtins that return exactly once and do not throw. Cache call to
8872 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
8874 PR rtl-optimization/34916
8876 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
8877 between instruction pairs.
8879 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
8881 * doc/invoke.texi: Document -mbitops for SH.
8882 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
8883 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
8884 * config/sh/sh.c (print_operand): Add %t operand code.
8885 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
8886 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
8887 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
8888 (extendqihi2): Likewise.
8889 (movqi_i): Likewise.
8890 (insv): Use bset, bclr and bst instructions for SH2A if possible.
8891 (extv): Use bld instruction for SH2A if possible.
8893 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
8894 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
8895 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
8896 (bset.b, bclr.b): Define peepholes.
8897 * config/sh/sh.opt (mbitops): New option.
8899 2008-04-04 Janis Johnson <janis187@us.ibm.com>
8902 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
8903 and view convert expression.
8905 2008-04-04 Jakub Jelinek <jakub@redhat.com>
8908 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
8910 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
8912 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
8914 * config/i386/cpuid.h (bit_AES): New.
8915 (bit_PCLMUL): Likewise.
8917 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
8918 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
8919 SSE2 if AES or PCLMUL is enabled.
8920 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
8921 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
8922 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
8923 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
8924 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
8925 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
8926 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
8927 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
8928 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
8929 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
8930 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
8931 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
8932 __builtin_ia32_aeskeygenassist128 and
8933 __builtin_ia32_pclmulqdq128.
8934 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
8935 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
8936 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
8938 * config/i386/i386.h (TARGET_AES): New.
8939 (TARGET_PCLMUL): Likewise.
8940 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
8942 * config/i386/i386.md (UNSPEC_AESENC): New.
8943 (UNSPEC_AESENCLAST): Likewise.
8944 (UNSPEC_AESDEC): Likewise.
8945 (UNSPEC_AESDECLAST): Likewise.
8946 (UNSPEC_AESIMC): Likewise.
8947 (UNSPEC_AESKEYGENASSIST): Likewise.
8948 (UNSPEC_PCLMUL): Likewise.
8950 * config/i386/i386.opt (maes): New.
8951 (mpclmul): Likewise.
8953 * config/i386/sse.md (aesenc): New pattern.
8954 (aesenclast): Likewise.
8956 (aesdeclast): Likewise.
8958 (aeskeygenassist): Likewise.
8959 (pclmulqdq): Likewise.
8961 * config/i386/wmmintrin.h: New.
8963 * doc/extend.texi: Document AES and PCLMUL built-in function.
8965 * doc/invoke.texi: Document -maes and -mpclmul.
8967 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
8969 * function.c (free_after_parsing): Replace with
8970 cxx_push_function_context from C++ front-end.
8971 (allocate_struct_function): Don't call langhook.
8972 * langhooks.h (struct lang_hooks_for_functions): Delete.
8973 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
8975 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
8976 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
8977 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
8978 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
8979 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
8980 remove LANG_HOOKS_FUNCTION_INITIALIZER.
8981 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
8983 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
8984 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
8986 2008-04-04 Jakub Jelinek <jakub@redhat.com>
8989 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
8992 2008-04-04 Richard Guenther <rguenther@suse.de>
8995 * fold-const.c (optimize_minmax_comparison): Use the correct
8996 type for the constant in the simplified comparison.
8998 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
9000 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
9001 Pass L2 size as "--param l2-cache-size" to the compiler.
9002 (decode_l2_cache): New function to decode L2 cache parameters using
9003 0x8000006 extended cpuid function.
9004 (detect_caches_amd): Determine parameters of L2 cache using
9005 decode_l2_caches function.
9006 (decode_caches_intel): Decode L2 cache parameters.
9007 (detect_caches_intel): Determine L2 cache parameters using
9008 decode_caches_intel and decode_l2_caches functions.
9010 2008-04-03 Bob Wilson <bob.wilson@acm.org>
9012 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
9013 secondary input reload for subword loads from the constant pool.
9015 2008-04-03 Janis Johnson <janis187@us.ibm.com>
9018 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
9019 constants of the appropriate size for runtime calculations.
9022 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
9023 decimal-float literal constant zero.
9025 2008-04-03 Jakub Jelinek <jakub@redhat.com>
9028 * c-parser.c (c_parser_omp_atomic): Call
9029 default_function_array_conversion on the RHS.
9032 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
9033 call is_variable_sized if decl has incomplete type.
9035 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
9037 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
9039 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
9041 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
9043 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
9044 (sgt<u>): Merge sgt and sgtu into new expander.
9045 (sgt, sgtu): Remove expanders.
9046 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
9047 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
9048 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
9049 *sgtu_<mode>_mips16 into new pattern.
9050 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
9051 (sge<u>): Merge sge and sgeu into new expander.
9052 (sge, sgeu): Remove expanders.
9053 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
9055 (*sge_<mode>, second *sge_<mode>): Remove patterns.
9056 (slt<u>): Merge slt and sltu into new expander.
9057 (slt, sltu): Remove expanders.
9058 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
9059 (*slt_<mode>, *sltu_<mode>): Remove patterns.
9060 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
9061 *sltu_<mode>_mips16 into new pattern.
9062 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
9063 (sle<u>): Merge sle and sleu into new expander.
9064 (sle, sleu): Remove expanders.
9065 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
9066 (*sle_<mode>, *sleu_<mode>): Remove patterns.
9067 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
9068 *sleu_<mode>_mips16 into new pattern.
9069 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
9071 2008-04-03 Jan Hubicka <jh@suse.cz>
9073 PR tree-optimization/35795
9074 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
9075 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9076 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
9077 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9078 * score/score3.c (score3_output_mi_thunk): Likewise.
9079 * score/score7.c (score7_output_mi_thunk): Likewise.
9080 * mips/mips.c (mips_output_mi_thunk): Likewise.
9082 2008-04-03 Richard Guenther <rguenther@suse.de>
9084 * tree-vrp.c (extract_range_from_unary_expr): Handle all
9085 conversions. Simplify code.
9087 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
9089 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
9091 2008-04-03 Tom Tromey <tromey@redhat.com>
9092 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9094 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
9095 * config/bfin/t-bfin-linux (generated_files): Add
9096 linux-sysroot-suffix.h.
9097 * doc/install.texi (Prerequisites): Require make 3.80.
9098 * doc/sourcebuild.texi (Front End Directory): Document new
9100 * Makefile.in (generated_files): New variable.
9101 (ALL_HOST_OBJS): New variable.
9102 ($(ALL_HOST_OBJS)): New target.
9104 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
9106 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
9107 (remap_block): Call id->transform_lang_insert_block instead
9109 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
9110 Set id.transform_lang_insert_block to NULL.
9111 (clone_body): Move to cp/optimize.c
9112 * tree-inline.h (struct copy_body_data): Change
9113 transform_lang_insert_block to function pointer.
9114 (copy_generic_body, copy_decl_no_change): Export.
9115 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
9116 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
9117 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
9119 * c-tree.h (insert_block): Kill.
9120 * c-decl.c (insert_block): Kill.
9122 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
9124 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
9125 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
9126 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
9128 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
9129 argument, call {push,pop}_function_context from here.
9130 * c-parser.c: Use c_{push,pop}_function_context.
9132 * function.c (push_function_context_to): Move meat ...
9133 (push_function_context): ... here. Simplify.
9134 * function.c (pop_function_context_from): Move meat ...
9135 (pop_function_context): ... here. Simplify.
9136 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
9138 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
9139 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
9140 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
9141 * tree.h (push_function_context_to, pop_function_context_from): Remove.
9143 2008-04-03 Ben Elliston <bje@au.ibm.com>
9145 * expmed.c (extract_force_align_mem_bit_field): Remove.
9147 2008-04-03 Richard Guenther <rguenther@suse.de>
9150 * expr.h (try_casesi): Adjust prototype.
9151 * expr.c (try_casesi): Take fallback label as extra parameter.
9152 Use that for gen_casesi if default_label is NULL.
9153 * stmt.c (expand_case): Pass fallback label to try_casesi,
9154 make sure to fill gaps with a fallback label if default_label
9157 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
9160 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
9162 2008-04-03 Ben Elliston <bje@au.ibm.com>
9164 * expmed.c (extract_split_bit_field): Remove if (0) code.
9165 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
9166 (do_ds_constraint): Likewise.
9168 2008-04-02 Joseph Myers <joseph@codesourcery.com>
9170 * doc/cppopts.texi (-dU): Document.
9171 * c-common.h (flag_dump_macros): Update comment.
9172 * c-opts.c (handle_OPT_d): Handle -dU.
9173 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
9174 dump_queued_macros, cb_used_define, cb_used_undef): New.
9175 (init_pp_output): Handle -dU.
9176 (cb_line_change): Call dump_queued_macros.
9177 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
9179 2008-04-02 Anatoly Sokolov <aesok@post.ru>
9181 * config/avr/predicates.md (io_address_operand): New predicate.
9182 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
9183 * config/avr/avr.c (avr_io_address_p): Remove function.
9184 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
9185 'avr_io_address_p' function.
9186 (out_movhi_r_mr): (Ditto.).
9187 (out_movqi_mr_r): (Ditto.).
9188 (out_movhi_mr_r): (Ditto.).
9189 (avr_address_cost): (Ditto.).
9191 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
9193 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
9194 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
9195 in 32bit mode when XMM registers are available to avoid store
9197 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
9198 corresponding post-reload splitters.
9200 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
9202 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
9203 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
9204 __builtin_ia32_roundss.
9205 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
9206 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
9207 __builtin_ia32_roundss.
9208 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
9209 IX86_BUILTIN_SHUFPD here.
9211 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
9213 * config/i386/i386.md (plogic): New.
9214 (plogicprefix): Likewise.
9216 * config/i386/mmx.md (mmx_<code><mode>3): New.
9217 (mmx_and<mode>3): Removed.
9218 (mmx_ior<mode>3): Likewise.
9219 (mmx_xor<mode>3): Likewise.
9221 * config/i386/sse.md (<code><mode>3): New.
9222 (*<code><mode>3): Likewise.
9223 (*<code><mode>3): Likewise.
9224 (<code><mode>3): Likewise.
9225 (*sse_<code><mode>3): Likewise.
9226 (*sse2_<code><mode>3): Likewise.
9227 (<code>tf3): Likewise.
9228 (*<code>tf3): Likewise.
9229 (and<mode>3): Likewise.
9230 (*and<mode>3): Likewise.
9231 (ior<mode>3): Removed.
9232 (*ior<mode>3): Likewise.
9233 (xor<mode>3): Likewise.
9234 (*xor<mode>3): Likewise.
9235 (*and<mode>3): Likewise.
9236 (*ior<mode>3): Likewise.
9237 (*xor<mode>3): Likewise.
9238 (and<mode>3): Likewise.
9239 (*sse_and<mode>3): Likewise.
9240 (*sse2_and<mode>3): Likewise.
9242 (*andtf3): Likewise.
9243 (ior<mode>3): Likewise.
9244 (*sse_ior<mode>3): Likewise.
9245 (*sse2_ior<mode>3): Likewise.
9247 (*iortf3): Likewise.
9248 (xor<mode>3): Likewise.
9249 (*sse_xor<mode>3): Likewise.
9250 (*sse2_xor<mode>3): Likewise.
9252 (*xortf3): Likewise.
9254 2008-04-02 Richard Guenther <rguenther@suse.de>
9256 PR tree-optimization/14495
9257 PR tree-optimization/34793
9258 * tree-vrp.c (struct switch_update): New structure.
9259 (to_remove_edges, to_update_switch_stmts): New VECs.
9260 (simplify_switch_using_ranges): New function. Remove not taken
9261 case labels and edges.
9262 (simplify_stmt_using_ranges): Call it.
9263 (identify_jump_threads): Mark edges we have queued for removal
9264 so we don't thread them.
9265 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
9267 * tree-cfg.c (group_case_labels): Deal with missing default label.
9268 (tree_verify_flow_info): Allow missing default label.
9269 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
9270 (emit_case_nodes): Likewise.
9271 (expand_case): Do not rely on the default label to be present.
9272 * expr.c (try_casesi): Deal with NULL default_label.
9273 (do_tablejump): Likewise.
9275 2008-04-02 Richard Guenther <rguenther@suse.de>
9277 PR tree-optimization/14495
9278 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
9279 SWITCH_EXPR here ...
9280 (vrp_visit_switch_stmt): ... but here (new function).
9281 (find_case_label_index): New helper function.
9282 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
9284 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9286 * fwprop.c: Fix ISO-C99ism.
9288 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9291 * Makefile.in (objdir): Set it here.
9292 * configure.ac: Not here. Find dynamic linker characteristics.
9293 * exec-tool.in: Use them.
9294 * aclocal.m4: Regenerate.
9295 * configure: Regenerate.
9297 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9299 * expr.c (expand_var): Delete it.
9300 * expr.h (expand_var): Delete prototype.
9301 * function.c (expand_function_start): Use expand_decl instead.
9302 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
9305 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
9307 PR rtl-optimization/35542
9308 * fwprop.c (forward_propagate_and_simplify): Replace
9309 loc_reg_mentioned_in_p with reg_mentioned_p.
9311 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9313 PR rtl-optimization/35281
9314 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
9315 (propagate_rtx_1): Handle PR_HANDLE_MEM.
9316 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
9317 (varying_mem_p): Move above propagate_rtx.
9318 (all_uses_available_at): Do not check MEMs.
9320 2008-04-02 Rafael Espindola <espindola@google.com>
9322 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
9323 (register_edge_assert_for_2): Split the cond argument.
9324 (register_edge_assert_for_1): Adjust for the change in
9325 register_edge_assert_for_2.
9326 (register_edge_assert_for): Split the cond argument.
9327 (find_switch_asserts): Adjust for the change in
9328 register_edge_assert_for.
9330 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
9332 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
9333 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
9334 offsets for 64-bit mingw.
9335 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
9336 abi for x86_64-pc-mingw.
9338 2008-04-02 Richard Guenther <rguenther@suse.de>
9340 * tree-vrp.c (extract_range_from_assert): Make sure to not
9341 produce range min/max with TREE_OVERFOW set.
9342 If merging a anti-range and a range keep the anti-range if
9343 the range covers all values of the type.
9344 (register_edge_assert_for_2): Only allow sign-changing
9345 conversions in detecting canonical range checks. Also
9346 register an assert for the unsigned name if useful.
9348 PR tree-optimization/35787
9349 * tree-vrp.c (vrp_val_max): New function.
9350 (vrp_val_min): Likewise.
9351 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
9352 (vrp_val_is_min): Likewise.
9353 (supports_overflow_infinity): Use vrp_val_{min,max}.
9354 (negative_overflow_infinity): Likewise.
9355 (positive_overflow_infinity): Likewise.
9356 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
9357 (is_positive_overflow_infinity): Likewise.
9358 (is_overflow_infinity): Likewise.
9359 (avoid_overflow_infinity): Use vrp_val_{min,max} and
9360 vrp_val_is_{min,max}.
9361 (set_and_canonicalize_value_range): Canonicalize anti-ranges
9362 to ranges if possible. Avoid empty ranges.
9364 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9367 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
9368 the expression is a function address.
9370 2008-04-01 George Helffrich <george@gcc.gnu.org>
9372 PR fortran/35154, fortran/23057
9373 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
9374 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
9375 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
9376 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
9378 (dbxout_syms): Check for COMMON-based symbol and wrap in
9379 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
9380 in bracket for efficiency.
9382 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
9383 using DW_TAG_common_block + member offset.
9384 (add_pubname_string): New function.
9385 (dw_expand_expr): New function to find block name and offset for
9387 (common_check): New function to check whether symbol in Fortran COMMON.
9388 (gen_variable_die): If COMMON, use DW_TAG_common_block.
9390 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
9393 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
9395 2008-04-02 Ben Elliston <bje@au.ibm.com>
9397 * config/v850/v850.md (casesi): Remove if (0) code.
9398 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9399 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
9401 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
9403 * config/i386/i386.md (rex64suffix): New mode attribute.
9404 (floathi<mode>2): Disable expander for SSE math.
9405 (*floathi<mode>2_1): New insn insn_and_split pattern.
9406 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
9407 corresponding post-reload splitters.
9408 (*floathi<mode>2_i387): New macroized insn pattern.
9409 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
9410 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
9411 insn_and_split pattern.
9412 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
9413 New macroized instruction patterns and corresponding post-reload
9415 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
9416 and corresponding post-reload splitters.
9417 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
9418 New macroized instruction patterns.
9419 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
9420 macroized instruction patterns and corresponding post-reload splitters.
9421 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
9422 corresponding post-reload splitters.
9423 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
9424 New macroized instruction patterns.
9425 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
9426 corresponding post-reload splitters.
9427 (*floatsi<mode>2_i387): New macroized instruction patterns.
9429 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
9431 * config/i386/i386.md (smaxmin): New.
9432 (umaxmin): Likewise.
9433 (maxminiprefix): Likewise.
9434 (maxminfprefix): Likewise.
9435 (<code><mode>3): Likewise.
9436 (smin<mode>3): Removed.
9437 (smax<mode>3): Likewise.
9439 * config/i386/mmx.md (mmx_<code>v2sf3): New.
9440 (mmx_<code>v4hi3): Likewise.
9441 (mmx_<code>v8qi3): Likewise.
9442 (mmx_smaxv2sf3): Removed.
9443 (mmx_sminv2sf3): Likewise.
9444 (mmx_umaxv8qi3): Likewise.
9445 (mmx_smaxv4hi3): Likewise.
9446 (mmx_uminv8qi3): Likewise.
9447 (mmx_sminv4hi3): Likewise.
9449 * config/i386/sse.md (<addsub><mode>3): New.
9450 (*<addsub><mode>3): Likewise.
9451 (<sse>_vm<addsub><mode>3): Likewise.
9452 (<maxmin><mode>3): Likewise.
9453 (*<maxmin><mode>3_finite): Likewise.
9454 (*<maxmin><mode>3): Likewise.
9455 (<sse>_vm<maxmin><mode>3): Likewise.
9456 (sse3_h<addsub>v4sf3): Likewise.
9457 (sse3_h<addsub>v2df3): Likewise.
9458 (<maxmin>v16qi3): Likewise.
9459 (*<maxmin>v16qi3): Likewise.
9460 (<maxmin>v8hi3): Likewise.
9461 (*<maxmin>v8hi3): Likewise.
9462 (*sse4_1_<maxmin><mode>3): Likewise.
9463 (*sse4_1_<maxmin><mode>3): Likewise.
9464 (add<mode>3): Removed.
9465 (*add<mode>3): Likewise.
9466 (<sse>_vmadd<mode>3): Likewise.
9467 (sub<mode>3): Likewise.
9468 (*sub<mode>3): Likewise.
9469 (<sse>_vmsub<mode>3): Likewise.
9470 (smin<mode>3): Likewise.
9471 (*smin<mode>3_finite): Likewise.
9472 (*smin<mode>3): Likewise.
9473 (<sse>_vmsmin<mode>3): Likewise.
9474 (smax<mode>3): Likewise.
9475 (*smax<mode>3_finite): Likewise.
9476 (*smax<mode>3): Likewise.
9477 (<sse>_vmsmax<mode>3): Likewise.
9478 (sse3_haddv4sf3): Likewise.
9479 (sse3_haddv2df3): Likewise.
9480 (sse3_hsubv4sf3): Likewise.
9481 (sse3_hsubv2df3): Likewise.
9482 (umaxv16qi3): Likewise.
9483 (*umaxv16qi3): Likewise.
9484 (smaxv8hi3): Likewise.
9485 (*smaxv8hi3): Likewise.
9486 (*sse4_1_smax<mode>3): Likewise.
9487 (*sse4_1_umax<mode>3): Likewise.
9488 (uminv16qi3): Likewise.
9489 (*uminv16qi3): Likewise.
9490 (sminv8hi3): Likewise.
9491 (*sminv8hi3): Likewise.
9492 (*sse4_1_smin<mode>3): Likewise.
9493 (*sse4_1_umin<mode>3): Likewise.
9495 2008-04-01 Rafael Espindola <espindola@google.com>
9497 * tree-cfg.c (verify_expr): remove in_phi.
9498 (verify_stmt): Don't call walk_tree with verify_expr. Use
9499 is_gimple_min_invariant instead of is_gimple_val.
9501 2008-04-01 Joseph Myers <joseph@codesourcery.com>
9503 * doc/include/gpl_v3.texi: Update for manpage generation.
9504 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
9506 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
9507 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
9508 gpl_v3.texi instead of gpl.texi.
9511 2008-04-01 Jakub Jelinek <jakub@redhat.com>
9514 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
9516 2008-04-01 Rafael Espindola <espindola@google.com>
9518 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
9519 (extract_code_and_val_from_cond): Use
9520 extract_code_and_val_from_cond_with_ops.
9522 2008-04-01 Jan Hubicka <jh@suse.cz>
9524 * function.c (free_after_compilation): Free epilogue_delay_list.
9525 (prepare_function_start): Assert that previous compilation was freed.
9527 2008-04-01 Jan Hubicka <jh@suse.cz>
9528 Jim Wilson <wilson@tuliptree.org>
9529 Andreas Tobler <andreast@gcc.gnu.org>
9532 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
9533 rtl.emit instead cfun->emit.
9534 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
9535 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
9537 2008-04-01 Ben Elliston <bje@au.ibm.com>
9539 * doc/c-tree.texi (Function Basics): Fix grammatical error.
9541 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
9543 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
9545 (fprofile-use): Add var flag_profile_use
9546 * coverage.c (coverage_begin_output): Do not open a gcno file for
9547 output only if -ftest-coverage is set.
9548 Do not add getpwd() to gcda file path.
9549 (build_gcov_info): Check the new flag
9550 flag_profile_datafile_relative_path.
9551 (coverage_init): Use profile_data_prefix.
9552 Read profile counter only if flag_profile_use is set.
9553 * opts.c (common_handle_option): New option fprofile-use=,
9554 fprofile-dir=, fprofile-generate=.
9555 * toplev.c (profile_data_prefix): New variable definition.
9556 * toplev.h (profile_data_prefix): New declaration.
9557 * doc/invoke.tex (Option Summary, Optimization Options):
9560 2008-03-31 James E. Wilson <wilson@tuliptree.org>
9562 * varasm.c (output_constant_pool_1): In LABEL_REF check,
9563 use tmp consistently.
9566 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
9567 * config/ia64/ia64.c (rtx_needs_barrier): Handle
9568 UNSPEC_FR_RECIP_APPROX_RES.
9569 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
9571 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
9574 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
9576 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9579 * fold-const.c (fold_indirect_ref_1): Support accessing non first
9580 element of the vector via a pointer.
9582 2008-03-31 Ian Lance Taylor <iant@google.com>
9584 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
9586 2008-03-31 Jan Hubicka <jh@suse.cz>
9588 * builtins.c (expand_builtin_setjmp_receiver): Update call of
9589 get_arg_pointer_save_area.
9590 * expr.c (init_expr): Just clear out rtl.expr.
9591 * function.c (free_after_compilation): Clear out whole RTL structure.
9592 (get_func_frame_size): Merge into ...
9593 (get_frame_size): ... this one.
9594 (assign_stack_local_1): Merge into ...
9595 (assign_stack_local): ... this one.
9596 (expand_function_end): Update call of get_arg_pointer_save_area.
9597 (get_art_pointer_save_area): Remove cfun argument.
9598 * function.h (emit_status): regno_pointer_align does not need length
9599 attribute. Move x_regno_reg_rtx to ...
9600 (regno_reg_rtx): ... new global array.
9601 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
9602 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
9603 apply_args_value, forced_labels, stack_pointer_delta):
9605 (struct varasm_status): Move here from varasm.c
9606 (struct rtl_data): New. Move here some fields from struct function.
9607 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
9608 frame_offset, stack_check_probe_note, arg_pointer_save_area,
9609 used_temp_slots avail_temp_slots, temp_slot_level,
9610 nonlocal_goto_handler_labels): Update accesstors.
9611 (rtl): New global variable.
9612 (struct function): Move some fileds to rtl_data.
9613 (get_arg_pointer_save_area): Update prototype.
9614 * emit-rtl.c (rtl): Declare.
9615 (regno_reg_rtx): Declare.
9616 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
9618 (gen_reg_rtx): Update.
9619 (init_virtual_regs): Do not tate emit_status argument.
9620 (init_emit): Do not allocate emit.
9621 * varasm.c (varasm_statuc): Move to function.h.
9622 (n_deferred_constatns): Update accestor.
9623 (init_varasm_status): Do not allocate varasm_status.
9624 (force_const_mem, get_pool_size, output_constant_pool): Update.
9625 * stmt.c (force_label_rtx): Do not use x_ prefixes.
9626 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
9628 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
9630 PR rtl-optimization/35729
9631 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
9634 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
9637 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
9638 load/store if memory is unaligned.
9639 (*movti_rex64): Likewise.
9641 * config/i386/predicates.md (misaligned_operand): New.
9643 2008-03-31 Andrew Pinski <pinskia@gmail.com>
9646 * tree-ssa-phiopt.c (conditional_replacement): Return early for
9649 2008-03-31 Jan Beulich <jbeulich@novell.com>
9651 * config/ia64/constraints.md: Add 'j' constraint.
9652 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
9653 (movdi_internal): Likewise.
9655 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
9658 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
9660 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
9663 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
9664 proper error message for the third argument on blendpd and
9667 * config/i386/sse.md (blendbits): New.
9668 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
9670 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
9672 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
9674 2008-03-30 Richard Guenther <rguenther@suse.de>
9677 * fold-const.c (fold_sign_changed_comparison): Do leave
9678 conversions to base-types alone.
9680 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
9682 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
9683 the link register if one altivec register is be saved.
9685 2008-03-30 Ben Elliston <bje@au.ibm.com>
9687 * final.c (final_scan_insn): Remove if (0) code.
9689 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
9691 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
9693 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
9695 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
9696 of V4SFmode to ix86_binary_operator_ok.
9698 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
9700 * config/i386/i386.c (override_options): Initialize
9701 ix86_veclib_handler to ix86_veclibabi_svml when
9702 -mveclibabi=svml is used.
9703 (ix86_veclibabi_svml): New function for SVML ABI style
9704 vectorization support.
9705 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
9707 2008-03-28 Rafael Espindola <espindola@google.com>
9709 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
9710 (tree_binary_nonnegative_warnv_p): Make it public.
9711 (tree_single_nonnegative_warnv_p): Make it public.
9712 (tree_invalid_nonnegative_warnv_p): Make it public.
9713 (tree_unary_nonzero_warnv_p): Make it public.
9714 (tree_binary_nonzero_warnv_p): Make it public
9715 (tree_single_nonzero_warnv_p): Make it public.
9716 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
9717 (extract_range_from_binary_expr): Split the expr argument.
9718 (extract_range_from_unary_expr): Split the expr argument.
9719 (extract_range_from_comparison): Split the expr argument.
9720 (extract_range_from_expr): Use the new aux functions.
9721 (vrp_evaluate_conditional_warnv): Use
9722 vrp_evaluate_conditional_warnv_with_ops.
9723 * tree.h (tree_unary_nonzero_warnv_p): Declare.
9724 (tree_binary_nonzero_warnv_p): Declare.
9725 (tree_single_nonzero_warnv_p): Declare.
9726 (tree_expr_nonzero_warnv_p): Declare.
9727 (tree_unary_nonnegative_warnv_p): Declare.
9728 (tree_binary_nonnegative_warnv_p): Declare.
9729 (tree_single_nonnegative_warnv_p): Declare.
9730 (tree_invalid_nonnegative_warnv_p): Declare.
9732 2008-03-28 Richard Guenther <rguenther@suse.de>
9734 PR tree-optimization/30317
9735 PR tree-optimization/30911
9736 PR tree-optimization/34793
9737 * tree-vrp.c (set_and_canonicalize_value_range): New function.
9738 (struct assert_locus_d): New member EXPR.
9739 (register_new_assert_for): Add EXPR parameter to support
9740 ASSERT_EXPR <name, expr OP limit>.
9741 (register_edge_assert_for_1): Adjust callers.
9742 (find_assert_locations): Likewise.
9743 (process_assert_insertions_for): Build condition from expression.
9744 (extract_range_from_assert): Handle ASSERT_EXPRs
9745 of the form ASSERT_EXPR <name, expr OP limit>.
9746 (register_edge_assert_for_2): New helper registering
9747 asserts for comparisons. Recognize range tests of the form
9748 (unsigned)i - CST1 OP CST2.
9749 (register_edge_assert_for_1): Use it.
9750 (register_edge_assert_for): Likewise.
9751 (needs_overflow_infinity): Integer sub-types
9752 do not need overflow infinities.
9753 (vrp_val_is_max): The extreme values of integer sub-types
9754 are those of the base type.
9755 (vrp_val_is_min): Likewise.
9756 * tree.def (ASSERT_EXPR): Document extra allowed conditional
9759 2008-03-28 Nick Clifton <nickc@redhat.com>
9762 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
9763 Return GENERAL_REGS for stack adjustment reloads.
9765 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9768 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
9769 const_vector when all the vectors are constant.
9771 2008-03-27 Bob Wilson <bob.wilson@acm.org>
9773 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
9775 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
9776 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
9778 (s<code>_sf): Use new scc_sf attribute for opcode names.
9780 2008-03-27 Tom Tromey <tromey@redhat.com>
9782 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
9783 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
9784 config/spu/t-spu-elf, config/i386/t-interix,
9785 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
9786 config/i386/x-darwin, config/i386/x-mingw32,
9787 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
9788 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
9789 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
9790 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
9791 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
9792 config/rs6000/x-darwin, config/rs6000/t-rs6000,
9793 config/score/t-score-elf, config/arm/t-strongarm-pe,
9794 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
9795 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
9796 Revert automatic dependency patch.
9798 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
9801 * config/i386/i386.c (ix86_function_arg_boundary): Align
9802 decimal floating point to its natural boundary.
9804 2008-03-27 Richard Guenther <rguenther@suse.de>
9807 * fold-const.c (fold_comparison): Restrict distinct decl
9808 comparison folding to VAR_DECLs and PARM_DECLs. Do not
9809 solely rely on operand_equal_p.
9811 2008-03-27 Richard Guenther <rguenther@suse.de>
9814 * c-common.c (handle_weak_attribute): Reject combination of
9817 2008-03-27 Richard Guenther <rguenther@suse.de>
9819 PR tree-optimization/32810
9820 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
9821 conversions from DECL_INITIAL.
9822 (fold_const_aggregate_ref): Likewise from constructor elements.
9824 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
9826 * tree-affine.h (aff_combination_expand): Declare.
9827 (get_inner_reference_aff): Likewise.
9828 * tree-affine.c (aff_combination_expand): Split out from
9829 tree_to_aff_combination_expand.
9830 (get_inner_reference_aff): New function.
9831 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
9832 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
9833 (struct lim_aux_data): sm_done field removed.
9834 (mem_ref_loc_p, mem_ref_locs_p): New types.
9835 (struct mem_ref): Added id, stored, accesses_in_loop,
9836 indep_loop, dep_loop, indep_ref, dep_ref fields.
9837 Removed is_stored, locs and next fields.
9838 (memory_accesses): New variable.
9839 (movement_possibility): Do not allow moving statements
9840 that store to memory.
9841 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
9843 (determine_max_movement): For statements with memory references,
9844 find the outermost loop in that the reference is independent.
9845 (move_computations_stmt): Mark the virtual operands for renaming.
9846 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
9847 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
9848 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
9849 add_vop_ref_mapping, create_vop_ref_mapping_loop,
9850 create_vop_ref_mapping, analyze_memory_references,
9851 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
9852 get_all_locs_in_loop, ref_always_accessed_p,
9853 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
9854 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
9855 store_motion_loop, store_motion): New functions.
9856 (struct vop_to_refs_elt): New type.
9857 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
9858 memref_hash, memref_eq, hoist_memory_references): Rewritten.
9859 (schedule_sm): Replaced by...
9860 (execute_sm): ... this.
9861 (determine_lsm_ref, hoist_memory_references,
9862 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
9863 find_more_ref_vops, free_mem_ref, free_mem_refs,
9864 determine_lsm_loop, determine_lsm): Removed.
9865 (tree_ssa_lim_finalize): Free data structures used by store motion.
9866 (tree_ssa_lim): Call analyze_memory_references. Use
9867 store_motion instead of determine_lsm.
9869 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
9871 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
9872 rename tmake_file to m68hc11/t-m68hc11.
9873 (mcore): Set inhibit_libc to true.
9874 * config.host (alpha*-dec-*vms*): Set extra_programs.
9875 (interix3*): Don't use host_xmake_file.
9876 * configure.ac: Let config.gcc override inhibit_libc.
9877 * configure: Regenerate.
9879 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
9880 * config/t-openbsd-thread: Remove commented out lines.
9882 * config/x-interix: Remove.
9884 * config/m68hc11/t-m68hc11-gas: Rename to...
9885 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
9887 * config/mcore/t-mcore: Remove T_CFLAGS.
9888 * config/mcore/t-mcore-pe: Likewise.
9890 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
9892 * configure.ac: Replace custom __GNU_SOURCE test with
9893 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
9894 * aclocal.m4: Regenerate.
9895 * configure: Regenerate.
9896 * config.in: Regenerate.
9898 2008-03-27 Richard Guenther <rguenther@suse.de>
9900 * fold-const.c (target.h): Include.
9901 (fold_comparison): Fold comparison of addresses of decls
9902 that bind locally or of constants. Consolidate address folding code.
9903 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
9904 results from fold_binary_to_constant.
9905 (compare_values_warnv): Likewise.
9907 2008-03-27 Andrew Pinski <pinskia@gmail.com>
9910 * fold-const.c (fold_truthop): Check for integeral types when folding
9911 a == 0 && b == 0 and a != 0 || b != 0 .
9913 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
9915 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
9917 2008-03-26 Andreas Schwab <schwab@suse.de>
9919 * doc/invoke.texi: Fix use of @item vs. @itemx.
9921 2008-03-26 Tom Tromey <tromey@redhat.com>
9923 * Makefile.in (build/gensupport.o, build/print-rtl.o,
9924 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
9925 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
9926 build/gencodes.o, build/genconditions.o, build/genconfig.o,
9927 build/genconstants.o, build/genemit.o, build/genextract.o,
9928 build/genflags.o, build/genmddeps.o, build/genopinit.o,
9929 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
9932 2008-03-26 Richard Guenther <rguenther@suse.de>
9935 2008-03-26 Richard Guenther <rguenther@suse.de>
9937 * fold-const.c (target.h): Include.
9938 (fold_comparison): Fold comparison of addresses of two decls
9939 that bind locally. Consolidate address folding code.
9941 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9943 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
9944 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
9945 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
9946 dconstsqrt2, dconstthird, dconste and/or dconst10.
9947 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
9948 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
9949 dconstsqrt2, dconste): Delete.
9950 (init_emit_once): Likewise. Simplify initializing dconstm1.
9952 * real.c (get_real_const): New.
9953 * real.h (dconst3, dconst10, dconstm2, dconstthird,
9954 dconstsqrt2, dconste): Delete.
9955 (real_value_const, get_real_const): New.
9957 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
9959 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
9961 * config/i386/i386.c (ix86_function_arg_boundary): Check
9962 BIGGEST_ALIGNMENT instead of 128.
9963 (setup_incoming_varargs_64): Likewise.
9965 2008-03-26 Tom Tromey <tromey@redhat.com>
9967 * Makefile.in (DEPFILES): Add missing '/'.
9969 2008-03-26 Richard Guenther <rguenther@suse.de>
9971 * fold-const.c (target.h): Include.
9972 (fold_comparison): Fold comparison of addresses of two decls
9973 that bind locally. Consolidate address folding code.
9975 2008-03-26 Nick Clifton <nickc@redhat.com>
9978 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
9979 not allow INT+INT as a legitimate addressing mode.
9981 2008-03-26 Richard Guenther <rguenther@suse.de>
9983 * tree-flow.h (widen_bitfield): Remove declaration.
9984 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
9985 (widen_bitfield): Remove function.
9986 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
9989 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9992 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
9995 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
9997 PR rtl-optimization/35232
9998 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
9999 (forget_old_reloads_1, forget_marked_reloads): Don't clear
10000 reg_reloaded_call_part_clobbered here.
10001 (reload_regs_reach_end_p): New function.
10002 (reload_reg_rtx_for_input): New variable.
10003 (reload_reg_rtx_for_output): Likewise.
10004 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
10005 when reassigning a pseudo register. Load reloadreg from
10006 reload_reg_rtx_for_input, moving the mode and register
10008 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
10009 instead of the original when deciding whether an input reload
10010 would be a no-op or whether an output reload can be deleted.
10011 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
10012 when setting up new_spill_reg_store. Load it from
10013 reload_reg_rtx_for_output, moving the mode and register
10015 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
10016 instead of the original when deciding whether an output reload
10017 would be a no-op. Do the same when modifying insn notes.
10018 Use rtx_equal_p instead of == to compare the registers.
10019 (inherit_piecemeal_p): Take a mode and two register numbers
10021 (emit_reload_insns): Clear new_spill_reg_store for every hard
10022 register in the reload register. Remove spill registers
10023 from reg_reloaded_valid before considering whether to record
10024 inheritance information for them. Use reload_reg_rtx_for_output
10025 instead of reg_rtx when recording output reloads. Use
10026 reload_reg_rtx_for_input instead of reg_rtx when recording
10027 input reloads. Set or clear reg_reloaded_call_part_clobbered
10028 at the same time as setting reg_reloaded_valid.
10029 (delete_output_reload): Add a new_reload_reg parameter and use it
10030 instead of rld[j].reg_rtx.
10031 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
10034 2008-03-25 Tom Tromey <tromey@redhat.com>
10036 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
10037 (build/genattr.o): Likewise.
10038 (build/genattrtab.o): Likewise.
10039 (build/gencodes.o): Likewise.
10040 (build/genconfig.o): Likewise.
10041 (build/genconstants.o): Likewise.
10042 (build/genemit.o): Likewise.
10043 (build/genextract.o): Likewise.
10044 (build/genflags.o): Likewise.
10046 2008-03-25 Bob Wilson <bob.wilson@acm.org>
10048 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
10049 instead of size_int for integer types.
10050 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
10051 to match type of MINUS_EXPR.
10053 2008-03-25 Tom Tromey <tromey@redhat.com>
10055 * configure: Rebuilt.
10056 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
10059 2008-03-25 Tom Tromey <tromey@redhat.com>
10061 * config/x-solaris (host-solaris.o): Update.
10062 * config/x-linux (host-linux.o): Update.
10063 * config/x-hpux (host-hpux.o): Update.
10064 * config/x-darwin (host-darwin.o): Update.
10065 * config/v850/t-v850e (v850-c.o): Update.
10066 * config/v850/t-v850 (v850-c.o): Update.
10067 * config/t-vxworks (vxworks.o): Update.
10068 * config/t-sol2 (sol2-c.o, sol2.o): Update.
10069 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
10070 * config/spu/t-spu-elf (spu-c.o): Update.
10072 * config/sh/t-symbian (sh-c.o): Update.
10073 (symbian.o): Update.
10074 * config/sh/t-sh (sh-c.o): Update.
10075 * config/score/t-score-elf (score7.o, score3.o): Update.
10076 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
10077 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
10078 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
10079 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
10080 (rs6000.o): Remove.
10081 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
10082 * config/m32c/t-m32c (m32c-pragma.o): Update.
10083 * config/ia64/t-ia64 (ia64-c.o): Update.
10084 * config/i386/x-mingw32 (host-mingw32.o): Update.
10085 * config/i386/x-i386 (driver-i386.o): Update.
10086 * config/i386/x-darwin (host-i386-darwin.o): Update.
10087 * config/i386/x-cygwin (host-cygwin.o): Update.
10088 * config/i386/t-nwld (nwld.o): Update.
10089 * config/i386/t-netware (netware.o): Update.
10090 * config/i386/t-interix (winnt.o): Update.
10091 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
10092 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
10093 msformat-c.o): Update.
10094 * config/bfin/t-bfin-linux (generated_files): Add
10095 linux-sysroot-suffix.h.
10096 * config/arm/t-wince-pe (pe.o): Update.
10097 * config/arm/t-strongarm-pe (pe.o): Update.
10098 * config/arm/t-pe (pe.o): Update.
10099 * config/arm/t-arm (arm-c.o): Update.
10100 * doc/install.texi (Prerequisites): Require make 3.80.
10101 * Makefile.in: Remove .o targets.
10102 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
10103 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
10104 (simple_generated_h, simple_generated_c): Move earlier.
10105 (generated_files): New variable.
10106 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
10107 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
10108 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
10109 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
10110 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
10111 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
10112 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
10113 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
10114 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
10115 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
10116 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
10117 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
10119 (COMPILE.base, COMPILE): New variables.
10120 (%.o): New pattern rule.
10121 (ALL_HOST_OBJS): New variable.
10122 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
10123 (dummy-checksum.o, cc1-checksum.o): Remove.
10124 (DRIVER_SHLIB): New variable.
10125 (DRIVER_DEFINES): Use it.
10126 (gencondmd.c): Move out of build/.
10127 (s-conditions): Update.
10128 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
10129 (ALL_BUILD_OBJS): Likewise.
10130 (build/%.o): Use BUILDCOMPILE.
10131 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
10132 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
10133 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
10134 build/gencheck.o, build/gencodes.o, build/genconditions.o,
10135 build/genconfig.o, build/genconstants.o, build/genemit.o,
10136 build/genextract.o, build/genflags.o, build/genmddeps.o,
10137 build/genopinit.o, build/genoutput.o, build/genpeep.o,
10138 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
10139 build/gen-protos.o, build/scan.o, build/fix-header.o,
10140 build/scan-decls.o): Simplify.
10141 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
10142 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
10143 prefix.o, toplev.o): Reduce to variable setting.
10144 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
10145 ($(out_object_file), gcc-options.o): New targets.
10146 ($(ALL_HOST_OBJS)): New target. Include dependency files.
10147 * configure: Rebuilt.
10148 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
10149 * doc/sourcebuild.texi (Front End Directory): Document new variable.
10151 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
10153 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
10154 complain when we hit an error, return ERROR_MARK_NODE.
10156 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
10158 * config/sh/constraints.md (Pso, Psz): New constraints.
10159 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
10160 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
10162 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
10164 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
10165 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
10167 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
10169 * config/sh/sh.md (prefetch): Add condition for SH2A target.
10170 (prefetch_sh2a): New.
10172 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
10173 Naveen.H.S <naveen.hs@kpitcummins.com>
10175 * config/sh/constraints.md (I28): New constraint.
10176 * config/sh/sh.c (broken_move): Add support for movi20s.
10177 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
10179 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
10180 Jayant Sonar <Jayant.sonar@kpitcummins.com>
10181 Naveen.H.S <naveen.hs@kpitcummins.com>
10183 * config/sh/sh.c (SH_ATTRIBUTES): Define.
10184 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10185 (print_operand): Handle resbank in %@ operand code.
10186 (sh_encode_section_info): New.
10187 (push_regs): Add conditions for resbank.
10188 (sh_expand_epilogue): Likewise.
10189 (sh_insert_attributes): Likewise.
10190 (sh_attribute_table): Likewise.
10191 (sh_handle_resbank_handler_attribute): New.
10192 (sh2a_handle_function_vector_handler_attribute): New.
10193 (sh2a_is_function_vector_call): New.
10194 (sh2a_get_function_vector_number): New.
10195 (sh2a_function_vector_p): New.
10196 (sh_cfun_resbank_handler_p): New.
10197 * config/sh/sh.md (calli): Emit jsr/n if possible.
10198 (calli_tbr_rel): New.
10199 (calli_pcrel): Emit jsr/n if possible.
10200 (return_i): Emit rts/n if possible.
10201 (call_valuei_tbr_rel): New.
10202 (call_valuei_pcrel): Add condition for SH2A target.
10203 (call_value): Likewise.
10204 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
10205 (sh2a_get_function_vector_number): Likewise.
10206 (sh2a_is_function_vector_call): Likewise.
10207 * doc/extend.texi: Document TBR relative addressing of SH2A.
10208 (resbank): Add description for SH2A.
10210 2008-03-24 Richard Guenther <rguenther@suse.de>
10213 * gimplify.c (gimplify_modify_expr): For frontend type-correct
10214 pointer assignments change conversions according to middle-end rules.
10215 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
10216 * configure.ac: Include type checking in yes.
10217 * configure: Regenerate.
10219 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10221 * diagnostic.c (diagnostic_count_diagnostic): Delete.
10222 (diagnostic_report_diagnostic): Update. Handle ICEs here.
10224 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
10226 * gthr-vxworks.h (UNUSED): Define.
10228 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
10230 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
10232 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
10234 * doc/extend.texi (Function Attributes): Add missing comma in the
10235 example of the "alloc_size" attribute.
10237 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
10240 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
10242 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10245 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
10248 * stor-layout.c (update_alignment_for_field): Set minimum alignment
10249 of the underlying type of a MS bitfield layout to the natural
10250 alignment of the type.
10252 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
10254 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
10255 to their natural alignment to avoid store forwarding stalls.
10257 2008-03-22 Richard Guenther <rguenther@suse.de>
10259 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
10260 For PHI nodes verify the address is invariant.
10261 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
10262 (get_symbol_constant_value): Use is_gimple_min_invariant.
10263 (maybe_fold_stmt_indirect): Likewise.
10265 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
10267 PR rtl-optimization/33927
10268 * Makefile.in (dse.o): Depend on $(TM_P_H).
10269 * expr.h (extract_low_bits): Declare.
10270 * expmed.c (extract_low_bits): New function.
10271 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
10272 * dse.c: Include tm_p.h.
10273 (find_shift_sequence): Remove the read_reg argument and return the
10274 read value. Emit the instructions instead of returning them.
10275 Iterate on new_mode rather than calculating it each time.
10276 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
10277 source to NEW_MODE and extract_low_bits to convert the shifted
10278 value to READ_MODE.
10279 (replace_read): Allow the load and store to have different mode
10280 classes. Use extract_low_bits when SHIFT == 0. Create the shift
10281 or extraction instructions before trying the replacement. Update
10282 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
10284 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
10286 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
10287 to their natural alignment to avoid store forwarding stalls.
10289 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10292 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
10293 encouraging but not allowing gprs for input;
10294 change the input constraint to !f#r.
10295 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
10297 change the output constraint to !f#r.
10299 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
10302 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
10303 corresponding post-reload splitters.
10304 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
10305 when x87 FP math is selected.
10306 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
10307 New function prototype.
10308 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
10309 unreachable function to ease macroization of insn patterns.
10311 2008-03-21 Martin Jambor <mjambor@suse.cz>
10313 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
10314 reference dumps if ddr is NULL or dependence is unknown.
10316 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
10318 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
10319 unsigned extension into account.
10320 (ATOMIC_COMPARE_AND_SWAP): Likewise.
10321 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
10322 Do computations on a scratch register.
10324 2008-03-21 Richard Guenther <rguenther@suse.de>
10326 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
10327 Use is_gimple_min_invariant instead of TREE_INVARIANT.
10328 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
10329 * tree-ssa-dom.c (record_equality): Likewise.
10330 * tree-inline.c (copy_body_r): Likewise.
10331 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
10334 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
10336 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
10337 as 'delete_unused' argument.
10339 2008-03-20 Richard Guenther <rguenther@suse.de>
10341 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
10342 special casing of constant qualifiers.
10343 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
10344 care about them in general.
10345 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
10346 regardless of their type.
10347 (fold_stmt_r): Forcefully fold *& if we end up with that.
10349 2008-03-20 Paul Brook <paul@codesourcery.com>
10351 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
10352 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
10354 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
10356 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
10357 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
10359 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
10361 * common.opt (Wmudflap): New option.
10362 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
10363 (mx_register_decls): Likewise.
10364 (mudflap_finish_file): Likewise.
10365 * doc/invoke.texi: Document -Wno-mudflap.
10367 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
10369 * c-format.c (replace_format_name_to_system_name): New.
10370 (cmp_attribs): New.
10371 (convert_format_name_to_system_name): New.
10372 (decode_format_attr): Add use of convert_format_name_to_system_name.
10373 (format_types_orig): Add gnu_ prefix to names.
10374 (check_format_info_main): Special treating of \0 escaped names for
10375 supporting multi-character format specifiers as I32, I64.
10376 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
10377 (gnu_target_overrides_format_attributes): New.
10378 * c-format.h: Add structure target_ovr_attr to hold
10379 system specific formatter names.
10380 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
10381 msformat-c.o file to c_target_objs and cxx_target_objs.
10382 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
10383 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
10384 (TARGET_N_FORMAT_TYPES): New.
10385 * config/i386/msformat-c.c: New.
10386 * config/i386/t-cygming: Add build rule for msformat-c.o.
10387 * doc/extend.texi: Add new format names gnu_* and ms_* and
10389 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
10391 2008-03-20 Ira Rosen <irar@il.ibm.com>
10393 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
10394 optimizations turned on under -O3.
10395 (ftree-vectorize): Add that the flag is turned on with -O3.
10397 2008-03-20 Ben Elliston <bje@au.ibm.com>
10399 * regmove.c (try_auto_increment): Fix spelling error in comment.
10400 * final.c (final_scan_insn): Likewise.
10402 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
10405 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
10406 allocator preferences for "y" and "r" class registers.
10407 ("*mov<mode>_internal"): Ditto.
10408 ("*movv2sf_internal_rex64"): Ditto.
10409 ("*movv2sf_internal"): Ditto.
10411 2008-03-19 Michael Matz <matz@suse.de>
10413 PR middle-end/35616
10414 * calls.c (expand_call): Check overlap of arguments with call
10415 address for sibcalls.
10417 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
10420 * stor-layout.c (update_alignment_for_field): Set minimum alignment
10421 of the underlying type of a MS bitfield layout to the natural
10422 alignment of the type.
10424 2008-03-19 Jan Hubicka <jh@suse.cz>
10427 * toplev.c (decode_d_option): Handle all CPP flags.
10428 * tree-vrp.c: Update tree_pass descriptors.
10429 * regrename.c: Update tree_pass descriptors.
10430 * fwprop.c: Update tree_pass descriptors.
10431 * doc/invoke.texi: Remove documentation of dropped -d? flags.
10432 * tree-into-ssa.c: Update tree_pass descriptors.
10433 * tree-dump.c: Update tree_pass descriptors.
10434 * tree-complex.c: Update tree_pass descriptors.
10435 * tree-dump.h: Update tree_pass descriptors.
10436 * see.c: Update tree_pass descriptors.
10437 * cgraphbuild.c: Update tree_pass descriptors.
10438 * tracer.c: Update tree_pass descriptors.
10439 * tree-loop-distribution.c: Update tree_pass descriptors.
10440 * cgraph.c: Update tree_pass descriptors.
10441 * postreload-gcse.c: Update tree_pass descriptors.
10442 * postreload.c: Update tree_pass descriptors.
10443 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
10444 * tree-tailcall.c: Update tree_pass descriptors.
10445 * tree-pass.h (tree_opt_pass): Rename to ...
10446 (opt_pass) ... this one; add "type" field and remove letter field.
10447 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
10448 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
10449 all_lowering_passes): Update declaration.
10450 * ipa-cp.c: Update tree_pass descriptors.
10451 * final.c: Update tree_pass descriptors.
10452 * omp-low.c: Update tree_pass descriptors.
10453 * tree-ssa-dse.c: Update tree_pass descriptors.
10454 * ipa-reference.c: Update tree_pass descriptors.
10455 * tree-ssa-uncprop.c: Update tree_pass descriptors.
10456 * auto-inc-dec.c: Update tree_pass descriptors.
10457 * reorg.c: Update tree_pass descriptors.
10458 * cgraphunit.c: Update tree_pass descriptors.
10459 * tree-ssa-copyrename.c: Update tree_pass descriptors.
10460 * tree-ssa-ccp.c: Update tree_pass descriptors.
10461 * df-core.c: Update tree_pass descriptors.
10462 * mode-switching.c: Update tree_pass descriptors.
10463 * tree-nomudflap.c: Update tree_pass descriptors.
10464 * modulo-sched.c: Update tree_pass descriptors.
10465 * ipa-pure-const.c: Update tree_pass descriptors.
10466 * cse.c: Update tree_pass descriptors.
10467 * web.c: Update tree_pass descriptors.
10468 * tree-stdarg.c: Update tree_pass descriptors.
10469 * tree-ssa-math-opts.c: Update tree_pass descriptors.
10470 * tree-ssa-dom.c: Update tree_pass descriptors.
10471 * tree-nrv.c: Update tree_pass descriptors.
10472 * tree-ssa-alias.c: Update tree_pass descriptors.
10473 * loop-init.c: Update tree_pass descriptors.
10474 * gimple-low.c: Update tree_pass descriptors.
10475 * ipa-inline.c: Update tree_pass descriptors.
10476 * tree-ssa-sink.c: Update tree_pass descriptors.
10477 * global.c: Update tree_pass descriptors.
10478 * ifcvt.c: Update tree_pass descriptors.
10479 * jump.c: Update tree_pass descriptors.
10480 * predict.c: Update tree_pass descriptors.
10481 * tree-ssa-loop.c: Update tree_pass descriptors.
10482 * recog.c: Update tree_pass descriptors.
10483 * dse.c: Update tree_pass descriptors.
10484 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
10485 * tree-eh.c: Update tree_pass descriptors.
10486 * regmove.c: Update tree_pass descriptors.
10488 * function.c: Update tree_pass descriptors.
10489 * tree-vectorizer.c: Update tree_pass descriptors.
10490 * gcse.c: Update tree_pass descriptors.
10491 * ipa-type-escape.c: Update tree_pass descriptors.
10492 * tree-if-conv.c: Update tree_pass descriptors.
10493 * init-regs.c: Update tree_pass descriptors.
10494 * ipa.c: Update tree_pass descriptors.
10495 * tree-ssa-phiopt.c: Update tree_pass descriptors.
10496 * rtl-factoring.c: Update tree_pass descriptors.
10497 * lower-subreg.c: Update tree_pass descriptors.
10498 * bt-load.c: Update tree_pass descriptors.
10499 * tree-dfa.c: Update tree_pass descriptors.
10500 * except.c: Update tree_pass descriptors.
10501 * emit-rtl.c: Update tree_pass descriptors.
10502 * cfgexpand.c: Update tree_pass descriptors.
10503 * tree-cfgcleanup.c: Update tree_pass descriptors.
10504 * cfgcleanup.c: Update tree_pass descriptors.
10505 * tree-ssa-pre.c: Update tree_pass descriptors.
10506 * tree-sra.c: Update tree_pass descriptors.
10507 * tree-mudflap.c: Update tree_pass descriptors.
10508 * tree-ssa-copy.c: Update tree_pass descriptors.
10509 * cfglayout.c: Update tree_pass descriptors.
10510 * tree-ssa-forwprop.c: Update tree_pass descriptors.
10511 * tree-ssa-dce.c: Update tree_pass descriptors.
10512 * tree-ssa.c: Update tree_pass descriptors.
10513 * regclass.c: Update tree_pass descriptors.
10514 * integrate.c: Update tree_pass descriptors.
10515 * tree-optimize.c: Update tree_pass descriptors.
10516 * tree-ssa-phiprop.c: Update tree_pass descriptors.
10517 * tree-object-size.c: Update tree_pass descriptors.
10518 * combine.c: Update tree_pass descriptors.
10519 * tree-outof-ssa.c: Update tree_pass descriptors.
10520 * bb-reorder.c: Update tree_pass descriptors.
10521 * stack-ptr-mod.c: Update tree_pass descriptors.
10522 * var-tracking.c: Update tree_pass descriptors.
10523 * tree-profile.c: Update tree_pass descriptors.
10524 * tree-vect-generic.c: Update tree_pass descriptors.
10525 * reg-stack.c: Update tree_pass descriptors.
10526 * sched-rgn.c: Update tree_pass descriptors.
10527 * tree-ssa-structalias.c: Update tree_pass descriptors.
10528 * tree-cfg.c: Update tree_pass descriptors.
10529 * passes.c (current_pass): Update declaration.
10530 (finish_optimization_passes): Update.
10531 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
10532 (register_one_dump_file, register_dump_files_1, next_pass_1):
10534 (init_optimization_passes): Update handling of new types.
10535 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
10536 * ipa-struct-reorg.c: Update tree_pass descriptors.
10537 * tree-ssa-reassoc.c: Update tree_pass descriptors.
10538 * combine-stack-adj.c: Update tree_pass descriptors.
10539 * cfgrtl.c: Update tree_pass descriptors.
10540 * dce.c: Update tree_pass descriptors.
10541 * tree-ssanames.c: Update tree_pass descriptors.
10543 2008-03-19 Richard Guenther <rguenther@suse.de>
10545 PR middle-end/35609
10546 * tree-ssa.c (walk_data): New structure.
10547 (warn_uninitialized_var): If not always_executed warn with "maybe"
10549 (execute_early_warn_uninitialized): Compute post-dominators.
10550 Initialize always_executed before processing each basic block.
10552 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
10555 * config/i386/i386.c (x86_this_parameter): Calculate correct location
10556 of "this" pointer when "regparm = N" or "fastcall" is in effect.
10558 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10560 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
10562 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
10564 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
10566 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
10567 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
10568 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
10569 target after ignore has been set, and move there also the commputation
10570 of subtarget and original_target.
10571 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
10572 (LANG_HOOKS_INITIALIZER): Remove it.
10573 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
10575 2008-03-18 Richard Guenther <rguenther@suse.de>
10577 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
10578 found an expression with constants, note that in the VN for the lhs.
10579 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
10580 fold them to constants if possible. Run cleanup_cfg if done so.
10581 (execute_pre): Return todo.
10582 (do_pre): Likewise.
10583 (execute_fre): Likewise.
10584 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
10586 (get_prop_source_stmt): Look through pointer conversions.
10588 2008-03-18 Jan Hubicka <jh@suse.cz>
10590 * tree-pretty-print.c: Include predict.h.
10591 (dump_generic_node): Dump predictor.
10592 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
10593 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
10594 * gimple-low.c (lower_stmt): Likewise.
10595 * expr.c (expand_expr_real): Likewise.
10596 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
10598 (build_predict_expr, build_predict_expr): New.
10599 * predict.h (predictor_name, build_predict_expr): Update.
10600 * c-typeck.c (c_finish_bc_stmt): Add prediction.
10601 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
10602 * predict.def (PRED_CONTINUE): Update hitrate.
10603 * tree.def (PREDICT_EXPR): Define.
10604 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
10605 do not handle BIND_EXPR.
10606 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
10607 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
10608 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
10611 2008-03-18 Michael Matz <matz@suse.de>
10613 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
10615 2008-03-18 Richard Guenther <rguenther@suse.de>
10617 * tree-gimple.h (is_gimple_invariant_address): Declare.
10618 (is_gimple_constant): Likewise.
10619 * tree-gimple.c (is_gimple_constant): New function.
10620 (is_gimple_invariant_address): Likewise.
10621 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
10622 and is_gimple_invariant_address.
10623 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
10625 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
10626 an addressable base.
10628 2008-03-18 Jakub Jelinek <jakub@redhat.com>
10630 PR middle-end/35611
10631 * gimplify.c (gimplify_expr): Gimplify second operand of
10634 2008-03-17 Richard Guenther <rguenther@suse.de>
10636 PR tree-optimization/19637
10637 * fold-const.c (fold_unary): Remove restrictions of removing
10638 intermediate pointer-conversions (P2)(P1)P0.
10639 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
10640 conversion to void pointer.
10641 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
10643 2008-03-16 James E. Wilson <wilson@tuliptree.org>
10646 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
10647 emulated thread local variables.
10649 2008-03-16 Richard Guenther <rguenther@suse.de>
10651 PR middle-end/35607
10652 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
10653 expand TREE_INVARIANT operations that are not gimple invariant.
10655 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
10657 * doc/extend.texi (Alignment): Say that the ABI controls
10658 the __alignof__ for non-strict-alignment targets rather
10659 than being a recommendation.
10661 2008-03-15 Paul Brook <paul@codesourcery.com>
10663 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
10665 (arm_output_fn_unwind): Mark functions that can not be unwound.
10667 2008-03-15 Paul Brook <paul@codesourcery.com>
10669 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
10670 extension instructions.
10672 2008-03-15 Richard Guenther <rguenther@suse.de>
10674 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
10675 and fold constant aggregate refs.
10676 (fold_const_aggregate_ref): Handle string constants
10677 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
10678 (evaluate_stmt): Simplify now that ccp_fold folds constant
10681 2008-03-15 Paul Brook <paul@codesourcery.com>
10683 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
10684 (extzv): Use gen_extzv_t2.
10685 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
10687 2008-03-15 Richard Guenther <rguenther@suse.de>
10689 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
10690 (fold_const_aggregate_ref): Likewise.
10691 (get_value): Return NULL if we don't have any values.
10692 (ccp_finalize): Set const_val to NULL after freeing it.
10693 * tree-flow.h (get_symbol_constant_value): Declare.
10694 (fold_const_aggregate_ref): Likewise.
10695 * tree-ssa-sccvn.c (try_to_simplify): Use them.
10697 2008-03-15 Richard Guenther <rguenther@suse.de>
10699 PR middle-end/35593
10700 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
10701 to not produce negative array indices if not allowed. Add
10702 parameter to indicate that.
10703 (maybe_fold_offset_to_component_ref): Allow negative array
10704 indices only for the first member of a structure.
10705 (maybe_fold_offset_to_reference): Allow negative array indices.
10706 (maybe_fold_stmt_addition): Likewise.
10708 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
10709 Anatoly Sokolov <aesok@post.ru>
10711 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
10712 (avr_arch): Add ARCH_AVR6.
10713 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
10714 (initial_elimination_offset): Initialize and use 'avr_pc_size'
10715 instead of fixed value 2.
10716 (print_operand_address): Use gs() asm specifier instead of pm().
10717 (avr_assemble_integer): (Ditto.).
10718 (avr_output_addr_vec_elt): (Ditto.).
10719 (print_operand): Handle "!" code.
10720 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
10721 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
10722 (AVR_HAVE_EIJMP_EICALL): Define.
10723 (AVR_3_BYTE_PC): Redefine.
10724 (AVR_2_BYTE_PC): (Ditto.).
10725 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
10726 (LINK_SPEC): Add atmega2560 and atmega2561.
10727 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
10729 * config/avr/avr.md (call_insn): Use eicall instead of icall
10730 for 3 byte PC devices.
10731 (call_value_insn): (Ditto.).
10732 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
10733 (indirect_jump): Use only for for 2 byte PC devices.
10734 (*tablejump): (Ditto.).
10735 (*indirect_jump_avr6): Add insn.
10736 (*tablejump_rjmp): Don't use for 3 byte PC devices.
10737 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
10738 instead of ijmp for 3 byte PC devices.
10739 (__tablejump2__): (Ditto.).
10740 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
10741 (MULITLIB_DIRNAMES): (Ditto.).
10742 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
10744 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
10746 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
10747 "sse2_umulsidi3". Use V1DI mode for operand 0.
10748 ("mmx_psadbw"): Use V1DI mode for operand 0.
10749 * config/i386/i386-modes.def (V1SI): New vector mode.
10750 * config/i386/i386.c (struct builtin_description)
10751 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
10752 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
10753 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
10754 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
10755 v1di_ftype_v8qi_v8qi type.
10756 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
10758 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
10759 __builtin_ia32_pmuludq]: Fix the mode of return value.
10761 2008-03-15 Richard Guenther <rguenther@suse.de>
10763 PR middle-end/35595
10764 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
10767 2008-03-14 Bob Wilson <bob.wilson@acm.org>
10769 * doc/invoke.texi (Option Summary, Xtensa Options): Document
10770 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
10771 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
10772 unless TARGET_SERIALIZE_VOLATILE is enabled.
10773 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
10774 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
10775 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
10777 2008-03-14 Richard Guenther <rguenther@suse.de>
10779 PR tree-optimization/34172
10780 * tree-flow.h (refs_may_alias_p): Declare.
10781 (get_single_def_stmt): Likewise.
10782 (get_single_def_stmt_from_phi): Likewise.
10783 (get_single_def_stmt_with_phi): Likewise.
10784 * tree-dfa.c (refs_may_alias_p): New function.
10785 (get_single_def_stmt): Likewise.
10786 (get_single_def_stmt_from_phi): Likewise.
10787 (get_single_def_stmt_with_phi): Likewise.
10788 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
10789 (vn_reference_lookup_1): New helper function.
10790 (vn_reference_lookup): Walk the virtual use-def chain to
10791 continue searching for a match if the def does not alias the
10792 reference we are looking for.
10794 2008-03-14 David Edelsohn <edelsohn@gnu.org>
10796 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
10797 archive and Perzl. Update The Written Word listing.
10799 2008-03-14 Richard Guenther <rguenther@suse.de>
10801 PR tree-optimization/34043
10802 PR tree-optimization/33989
10803 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
10805 (bitmap_find_leader): Use extra argument to verify dominance
10806 relationship inside a basic-block.
10807 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
10808 (find_leader_in_sets): Adjust.
10809 (create_component_ref_by_pieces): Take extra argument for
10810 dominance check, handle lookup failures.
10811 (find_or_generate_expression): Likewise.
10812 (create_expression_by_pieces): Likewise.
10813 (insert_into_preds_of_block): Adjust.
10814 (create_value_expr_from): If asked for, verify all operands
10815 are in the blocks AVAIL_OUT set.
10816 (make_values_for_stmt): Check for SSA_NAMEs that are life
10817 over an abnormal edge.
10818 (compute_avail): Remove such check.
10819 (do_SCCVN_insertion): New function.
10820 (eliminate): If we do not find a leader suitable for replacement
10821 insert a replacement expression from SCCVN if available.
10822 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
10823 (struct vn_ssa_aux): Add needs_insertion flag.
10824 * tree-ssa-sccvn.c (may_insert): New global flag.
10825 (copy_reference_ops_from_ref): Value-number union member access
10826 based on its size, not type and member if insertion is allowed.
10827 (visit_reference_op_load): For a weak match from union type
10828 punning lookup a view-converted value and insert a SSA_NAME
10829 for that value if that is not found.
10830 (visit_use): Make dumps shorter. Do not disallow value numbering
10831 SSA_NAMEs that are life over an abnormal edge to constants.
10832 (free_scc_vn): Release inserted SSA_NAMEs.
10833 (run_scc_vn): New flag to specify whether insertion is allowed.
10834 Process SSA_NAMEs in forward order.
10835 * tree-ssa-loop-im.c (for_each_index): Handle invariant
10836 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
10837 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
10838 pointer type to/from integral types that do not change the
10839 precision to regular conversions.
10841 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
10843 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10844 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10845 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
10846 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
10847 input arguments and the mode of return value. Built-in functions
10848 that operate on whole 64-bit MMX register now use V1DI mode.
10850 2008-03-13 Alon Dayan <alond@il.ibm.com>
10851 Olga Golovanevsky <olga@il.ibm.com>
10853 PR tree-optimization/35041
10854 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
10855 to locate the right position in a statement.
10857 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
10861 * config/i386/xmmintrin.h: Change all static inline functions to
10862 extern inline and add __gnu_inline__ attribute.
10863 * config/i386/bmintrin.h: Ditto.
10864 * config/i386/smmintrin.h: Ditto.
10865 * config/i386/tmmintrin.h: Ditto.
10866 * config/i386/mmintrin-common.h: Ditto.
10867 * config/i386/ammintrin.h: Ditto.
10868 * config/i386/emmintrin.h: Ditto.
10869 * config/i386/pmmintrin.h: Ditto.
10870 * config/i386/mmintrin.h: Ditto.
10871 * config/i386/mm3dnow.h: Ditto.
10873 2008-03-13 Jakub Jelinek <jakub@redhat.com>
10875 PR middle-end/35185
10876 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
10877 (lower_omp_2): New function.
10878 (lower_omp_1, lower_omp): Rewritten.
10880 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
10883 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
10884 with the phrase "Microsoft Windows compilers".
10885 (Push/Pop Macro Pragmas): New subsection. Document
10886 #pragma push_macro and pragma pop_macro.
10888 2008-03-12 Paul Brook <paul@codesourcery.com>
10890 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
10892 2008-03-12 Paul Brook <paul@codesourcery.com>
10894 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
10895 (thumb2_alusi3_short): Exclude PLUS and MINUS.
10896 (thumb2_addsi_shortim): Rename ...
10897 (thumb2_addsi_short): ... to this. Allow register operands.
10898 (thumb2_subsi_short): New pattern.
10899 (thumb2_one_cmplsi2_short,
10900 thumb2_negsi2_short): New patterns and peepholes.
10902 2008-03-12 Paul Brook <paul@codesourcery.com>
10904 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
10906 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
10908 * config/i386/i386.md (int_cond): New code iterator.
10910 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
10911 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
10912 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
10913 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
10914 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
10915 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
10916 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
10917 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
10919 2008-03-12 Paul Brook <paul@codesourcery.com>
10921 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
10922 instead of {arm,thumb}_compute_save_reg_mask.
10923 (output_return_instruction): Ditto.
10924 (thumb_unexpanded_epilogue): Ditto.
10925 (thumb1_expand_prologue): Ditto.
10926 (thumb1_output_function_prologue): Ditto.
10927 (arm_set_return_address): Ditto.
10928 (thumb_set_return_address): Ditto.
10929 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
10930 regs to achieve stack alignment.
10931 (thumb1_compute_save_reg_mask): Fix compiler warning.
10932 (arm_output_epilogue): Use offsets->saved_regs_mask.
10933 Adjust stack pointer by poping call clobered registers.
10934 (arm_expand_prologue): Use offsets->saved_regs_mask.
10935 Adjust stack pointer by pushing extra registers.
10936 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
10938 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
10941 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
10942 conversion to the operands of a multiplication.
10944 2008-03-12 Richard Guenther <rguenther@suse.de>
10946 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
10947 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
10948 * timevar.def (TV_TREE_PHIPROP): Add.
10949 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
10950 pass description. Use TV_TREE_PHIPROP.
10951 * tree-ssa-forwprop.c: Remove phiprop code.
10953 2008-03-12 Jakub Jelinek <jakub@redhat.com>
10955 PR middle-end/35549
10956 * omp-low.c (maybe_lookup_decl): Constify first argument.
10957 (use_pointer_for_field): Change last argument from bool to
10958 omp_context *. Disallow shared copy-in/out in nested
10959 parallel if decl is shared in outer parallel too.
10960 (build_outer_var_ref, scan_sharing_clauses,
10961 lower_rec_input_clauses, lower_copyprivate_clauses,
10962 lower_send_clauses, lower_send_shared_vars): Adjust callers.
10964 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
10965 Ira Rosen <irar@il.ibm.com>
10967 * tree-vectorizer.c (free_stmt_vec_info): New function.
10968 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
10969 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
10970 * tree-vectorizer.h (free_stmt_vec_info): Declare.
10971 * tree-vect-transform.c (vectorizable_conversion): Free
10972 vec_oprnds0 if it was allocated.
10973 (vect_permute_store_chain): Remove unused VECs.
10974 (vectorizable_store): Free VECs that are allocated in the..
10976 (vect_transform_strided_load, vectorizable_load): Likewise.
10977 (vect_remove_stores): Simplify the code.
10978 (vect_transform_loop): Move code to vect_remove_stores().
10979 Call vect_remove_stores() and free_stmt_vec_info().
10981 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10983 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
10984 TARGET_HPUX. Revise comment.
10985 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
10986 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
10987 Use sr4 variant of `be' instruction when not generating PIC code.
10988 (attr_length_call): Adjust for above change.
10990 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10992 * ipa-reference.c (static_execute): Remove module_statics_const and
10993 associated setting code.
10995 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
10998 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
10999 predicate for operand 1.
11000 (paritysi2_cmp): Use register_operand predicate for operand 2.
11001 Use earlyclobber modifier for operand 1. Remove support for
11003 (paritydi2_cmp): Use register_operand predicate for operand 3.
11004 Use earlyclobber modifier for operand 1. Remove support for
11007 2008-03-11 Paul Brook <paul@codesourcery.com>
11008 Vladimir Prus <vladimir@codesourcery.com>
11010 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
11011 (arm_compute_save_reg0_reg12_mask): Always
11012 check if register 11 must be saved. Always safe hard frame pointer
11013 when frame_pointer_needeed.
11014 (arm_compute_save_reg_mask): Save IP and PC
11015 only with apcs frames.
11016 (arm_output_epilogue): Adjust Thumb2 codepath to
11017 be also invoked and work for ARM non-apcs frames.
11018 (arm_expand_prologue): Don't bother saving IP
11019 for non-apcs frame, since it's not clobbered by
11020 prologue code. Implement non-apcs frame
11023 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
11025 PR rtl-optimization/35281
11026 * expr.c (convert_move): Use a new pseudo for the intermediate
11027 from_mode->word_mode result.
11029 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
11031 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
11032 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
11033 * toplev.c (compile_file): Don't call it.
11035 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
11037 PR middle-end/35526
11038 * expr.c (store_expr): Call emit_block_move if the mode
11039 of "temp" RTX is BLKmode.
11041 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
11042 Richard Guenther <rguenther@suse.de>
11044 PR tree-optimization/31358
11045 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
11046 the step with a NULL_TREE.
11047 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
11048 to sizetype if type is a pointer type.
11049 (add_candidate_1): Don't convert the base and step to
11050 the generic type if the orginal type is a pointer type.
11051 (add_iv_value_candidates): Use sizetype for the step
11052 if type is a pointer type.
11053 (cand_value_at): Likewise.
11054 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
11056 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
11057 Don't convert the tem affine to the type.
11058 (add_elt_to_tree): Use sizetype for the step if a pointer.
11059 Use POINTER_PLUS_EXPR for pointers.
11060 (aff_combination_to_tree): Use sizetype for the step if a
11063 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
11065 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
11066 Remove commutativity hint.
11068 2008-03-10 Jakub Jelinek <jakub@redhat.com>
11072 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
11073 errorneous type. Check that v is a VAR_DECL.
11075 PR middle-end/35099
11076 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
11078 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
11080 PR tree-optimization/35494
11081 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
11082 may be overriden at link and run time.
11084 2008-03-10 Richard Guenther <rguenther@suse.de>
11086 PR tree-optimization/34677
11087 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
11088 (poolify_tree): Likewise.
11089 (modify_expr_template): Likewise.
11090 (poolify_modify_stmt): Likewise.
11091 (insert_fake_stores): Handle all component-ref style stores
11092 in addition to INDIRECT_REF. Also handle complex types.
11093 Do not poolify the inserted load.
11094 (realify_fake_stores): Do not rebuild the tree but only
11095 make it a SSA_NAME copy.
11096 (init_pre): Remove initialzation of modify_expr_template.
11097 Do not allocate modify_expr_node_pool.
11098 (fini_pre): Do not free modify_expr_node_pool.
11100 2008-03-10 Paul Brook <paul@codesourcery.com>
11102 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
11103 to avoid conflicts.
11105 2008-03-10 Paul Brook <paul@codesourcery.com>
11106 Mark Shinwell <shinwell@codesourcery.com>
11108 * config/arm/cortex-r4.md: New.
11109 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
11111 * config/arm/arm.md: Include cortex-r4.md.
11112 (insn): Add smmls, sdiv and udiv values.
11113 (generic_sched): Don't use generic scheduling for Cortex-R4.
11114 (arm_issue_rate): New function.
11115 (TARGET_SCHED_ISSUE_RATE): Define.
11117 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
11119 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
11121 2008-03-10 Richard Guenther <rguenther@suse.de>
11123 * tree-ssa-pre.c (get_sccvn_value): Simplify.
11124 (compute_avail): Do not add stmt uses to AVAIL_OUT.
11126 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
11128 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
11129 Set default to true.
11131 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11133 * c.opt (Wsynth): Deprecate.
11134 * doc/invoke.texi (Option Summary, Warning Options): Document
11135 -Wno-format-contains-nul.
11137 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
11140 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
11141 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
11143 2008-03-09 Ira Rosen <irar@il.ibm.com>
11145 * config/rs6000/rs6000.c (builtin_description): Rename vector
11146 left shift operations.
11147 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
11148 (altivec_vsl<VI_char>): Rename to ...
11149 (ashl<mode>3): ... new name.
11150 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
11152 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
11154 2008-03-08 Richard Guenther <rguenther@suse.de>
11156 * coverage.h (tree_coverage_counter_addr): Declare.
11157 * coverage.c (tree_coverage_counter_addr): New function.
11158 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
11159 before using again.
11160 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
11161 (tree_gen_one_value_profiler): Likewise.
11162 (tree_gen_ic_profiler): Likewise.
11163 (tree_gen_average_profiler): Likewise.
11164 (tree_gen_ior_profiler): Likewise.
11166 2008-03-08 Richard Guenther <rguenther@suse.de>
11168 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
11169 (vn_binary_op_insert): Likewise.
11170 (vn_unary_op_lookup): Likewise.
11171 (vn_unary_op_insert): Likewise.
11172 (vn_nary_op_lookup): Declare.
11173 (vn_nary_op_insert): Likewise.
11174 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
11175 and binary hashes, use a single obstack for unary_op_pool
11176 and binary_op_pool.
11177 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
11178 a single struct vn_nary_op_s. Store tree code length and
11179 a variable number of operands.
11180 (struct vn_reference_op_struct): Remove unused op2.
11181 (vn_reference_op_eq): Do not compare op2.
11182 (vn_reference_op_compute_hash): Do not compute hash of op2.
11183 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
11184 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
11185 with vn_nary_op_compute_hash.
11186 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
11187 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
11189 (vn_unary_op_insert, vn_binary_op_insert): Replace with
11191 (visit_unary_op): Call nary functions.
11192 (visit_binary_op): Likewise.
11193 (process_scc): Adjust for struct vn_tables_s changes.
11194 (allocate_vn_table): Likewise.
11195 (free_vn_table): Likewise.
11196 * tree-vn.c (vn_add): Call nary functions.
11197 (vn_lookup): Likewise.
11199 2008-03-08 Jakub Jelinek <jakub@redhat.com>
11202 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
11203 wdst back after sync_compare_and_swapqhi_internal.
11205 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
11208 * config/i386/i386-modes.def (V1DI): New vector mode.
11209 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
11210 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
11211 (MMXMODE248): Ditto.
11212 (MMXMODE): Add V1DI mode.
11213 (mmxvecsize): Change DI mode to V1DI mode.
11214 ("mov<mode>): Use MMXMODEI8 mode iterator.
11215 ("*mov<mode>_internal_rex64"): Ditto.
11216 ("*mov<mode>_internal"): Ditto.
11217 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
11218 ("mmx_sub<mode>3"): Ditto.
11219 ("mmx_adddi3"): Remove insn pattern.
11220 ("mmx_subdi3"): Ditto.
11221 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
11222 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
11223 ("mmx_ashl<mode>3"): Ditto.
11224 ("mmx_lshrdi3"): Remove insn pattern.
11225 ("mmx_ashldi3"): Ditto.
11226 * config/i386/i386.c (classify_argument): Handle V1DImode.
11227 (function_arg_advance_32): Ditto.
11228 (function_arg_32): Ditto.
11229 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
11230 mmx_addv1di3 insn pattern.
11231 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
11232 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
11233 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
11234 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
11235 Remove definitions of built-in functions.
11236 (V1DI_type_node): New node.
11237 (v1di_ftype_v1di_int): Ditto.
11238 (v1di_ftype_v1di_v1di): Ditto.
11239 (v2si_ftype_v2si_si): Ditto.
11240 (v4hi_ftype_v4hi_di): Remove node.
11241 (v2si_ftype_v2si_di): Ditto.
11242 (ix86_init_mmx_sse_builtins): Handle V1DImode.
11243 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
11244 Redefine builtins using def_builtin_const with *_ftype_*_int node.
11245 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
11246 Add new builtins using def_builtin_const.
11247 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
11248 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
11249 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
11250 * config/i386/mmintrin.h (__v1di): New typedef.
11251 (_mm_add_si64): Cast arguments to __v1di type.
11252 (_mm_sub_si64): Ditto.
11253 (_mm_sll_pi16): Cast __count to __v4hi type.
11254 (_mm_sll_pi32): Cast __count to __v2si type.
11255 (_mm_sll_si64): Cast arguments to __v1di type.
11256 (_mm_srl_pi16): Cast __count to __v4hi type.
11257 (_mm_srl_pi32): Cast __count to __v2si type.
11258 (_mm_srl_si64): Cast arguments to __v1di type.
11259 (_mm_sra_pi16): Cast __count to __v4hi type.
11260 (_mm_sra_pi32): Cast __count to __v2si type.
11261 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
11262 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
11263 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
11264 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
11265 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
11266 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
11267 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
11268 (_mm_srai_pi32): Use __builtin_ia32_psradi.
11269 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
11270 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
11271 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
11272 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
11274 2008-03-07 Joseph Myers <joseph@codesourcery.com>
11276 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
11278 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
11281 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
11282 reg+const addressing for Altivec modes. Don't generate reg+reg
11283 addressing for TFmode or TDmode quantities.
11285 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
11287 * c-common.c (vector_types_convertible_p): Call langhook
11288 instead of comptypes.
11290 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11293 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
11294 integral and scalar float variables which have a
11297 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
11299 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
11300 dwarf_register_span hook when emitting unwind information for
11301 register-to-memory saves.
11302 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
11303 (rs6000_frame_related): Remove call to spe_synthesize_frame.
11305 2008-03-06 Jakub Jelinek <jakub@redhat.com>
11307 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
11308 for the same VAR_DECL.
11310 2008-03-06 Tom Tromey <tromey@redhat.com>
11312 * treelang: Delete.
11313 * doc/standards.texi (Standards): Don't mention treelang.
11314 * doc/invoke.texi (Overall Options): Don't mention treelang.
11315 * doc/install.texi (Prerequisites): Don't mention bison or
11317 (Configuration): Don't mention treelang.
11318 (Building): Likewise.
11319 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
11321 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
11323 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
11324 word-extractions out of a multi-word object.
11326 2008-03-06 Richard Guenther <rguenther@suse.de>
11328 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
11329 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
11330 result type and precision.
11331 * expr.c (get_inner_reference): Set unsignedp based on the result
11332 type of BIT_FIELD_REF.
11333 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
11334 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
11335 (try_instantiate_multiple_fields): Likewise. Use the correct type
11337 (sra_build_assignment): Likewise.
11338 (sra_build_elt_assignment): Likewise.
11339 (sra_explode_bitfield_assignment): Likewise.
11340 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
11341 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
11342 set BIT_FIELD_REF_UNSIGNED.
11343 (vectorizable_load): Likewise.
11345 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
11347 * cse.c (cse_extended_basic_block): Invalidate artificial defs
11350 2008-03-06 Richard Guenther <rguenther@suse.de>
11352 * alias.c (struct alias_set_entry): Move has_zero_child field
11353 to pack with alias_set.
11355 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
11357 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11360 2008-03-05 Ian Lance Taylor <iant@google.com>
11362 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
11364 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
11366 * fwprop.c (update_df): Support width and offset parameters of
11368 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
11369 global_conflicts): Change DF_REF_EXTRACT to either
11370 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
11371 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
11372 * df-scan.c (df_ref_record, df_defs_record,
11373 df_ref_create_structure, df_def_record_1, df_uses_record,
11374 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
11375 df_bb_refs_collect, df_entry_block_defs_collect,
11376 df_exit_block_uses_collect): Support new width and offset fields.
11377 (ref_extract_pool): New storage pool.
11378 (df_free_ref): New function.
11379 (df_reg_chain_unlink, df_free_collection_rec,
11380 df_sort_and_compress_refs): Call df_free_ref.
11381 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
11383 (df_ref_create_structure): Allocate df_ref_extract if offset and
11384 width fields are used.
11385 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
11386 (df_uses_record): Get offset and width from ZERO_EXTRACT
11388 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
11389 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
11390 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
11391 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
11392 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
11393 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
11394 (df_ref_extract): New structure.
11395 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
11396 (df_ref_create): Add width and offset parameters.
11398 2008-03-05 Richard Guenther <rguenther@suse.de>
11400 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11401 Use ranges_overlap_p.
11402 (offset_overlaps_with_access): Rename
11403 to ranges_overlap_p and move ...
11404 * tree-flow-inline.h (ranges_overlap_p): ... here.
11406 * tree.h (get_inner_reference, handled_component_p): Update
11409 * tree.h (record_component_aliases, get_alias_set,
11410 alias_sets_conflict_p, alias_sets_must_conflict_p,
11411 objects_must_conflict_p): Move declarations ...
11412 * alias.h (record_component_aliases, get_alias_set,
11413 alias_sets_conflict_p, alias_sets_must_conflict_p,
11414 objects_must_conflict_p): ... here.
11415 Include coretypes.h.
11416 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
11418 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
11420 * cfg.c: Include tree-flow.h.
11421 (remove_edge_raw): Call redirect_edge_var_map_clear.
11422 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
11423 * tree-flow-inline.h (redirect_edge_var_map_def): New.
11424 (redirect_edge_var_map_result): New.
11425 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
11426 PENDING_STMT use with redirect_edge_var_map_*.
11427 * tree-ssa.c (edge_var_maps): New definition.
11428 (redirect_edge_var_map_add): New.
11429 (redirect_edge_var_map_clear): New.
11430 (redirect_edge_var_map_dup): New.
11431 (redirect_edge_var_map_vector): New.
11432 (redirect_edge_var_map_destroy): New.
11433 (ssa_redirect_edge): Replace PENDING_STMT use with
11434 redirect_edge_var_map_*.
11435 (flush_pending_stmts): Same.
11436 (delete_tree_ssa): Destroy edge var map.
11437 * tree-flow.h (struct _edge_var_map): New.
11438 Define edge_var_map vector type.
11439 Declare redirect_edge_var_map_* prototypes.
11440 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
11441 * tree-cfg.c (reinstall_phi_args): Replace
11442 PENDING_STMT use with redirect_edge_var_map_*.
11444 2008-03-05 Richard Guenther <rguenther@suse.de>
11446 PR tree-optimization/35472
11447 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
11448 whose single use_stmt has a overlapping set of loaded and
11449 stored symbols as that use_stmt might be a noop assignment then.
11451 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
11453 * gthr-rtems.h: Implement __gthread_mutex_destroy.
11455 2008-03-05 Richard Guenther <rguenther@suse.de>
11458 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
11459 should be constants.
11460 * tree-cfg.c (verify_expr): Verify it.
11461 * fold-const.c (fold_truthop): Remove code generating
11462 BIT_FIELD_REFs of structure bases.
11463 (fold_binary): Likewise.
11464 (fold_ternary): Position and size of BIT_FIELD_REFs are
11465 always host integers.
11466 (make_bit_field_ref): Remove.
11467 (optimize_bit_field_compare): Remove.
11468 (all_ones_mask_p): Remove.
11470 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
11473 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
11474 (split_block_and_df_analyze): New. Split basic block and rebuild
11476 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
11478 (split_pattern_seq): Likewise.
11479 (erase_matching_seqs): Likewise.
11480 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
11482 2008-03-04 Geoff Keating <geoffk@apple.com>
11484 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
11485 declaration and code.
11486 (tree_invalid_nonnegative_warnv_p): Likewise.
11488 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
11490 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
11491 examples. Truncate option-names then causing overfull hbox.
11493 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11496 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
11498 * configure: Rebuilt.
11500 2008-03-04 Rafael Espindola <espindola@google.com>
11502 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
11503 (tree_unary_nonnegative_warnv_p): New.
11504 (tree_binary_nonnegative_warnv_p): New.
11505 (tree_single_nonnegative_warnv_p): New.
11506 (tree_invalid_nonnegative_warnv_p): New.
11507 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
11509 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11512 * opts.c (handle_option): Postpone 'unknown option' errors only for
11515 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
11518 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
11521 2008-03-04 Rafael Espindola <espindola@google.com>
11523 * fold-const.c (tree_unary_nonzero_warnv_p): New.
11524 (tree_binary_nonzero_warnv_p): New.
11525 (tree_single_nonzero_warnv_p): New.
11526 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
11528 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
11530 PR middle-end/35456
11531 * fold-const.c (fold_cond_expr_with_comparison): Prevent
11532 transformations for modes that have signed zeros.
11533 * ifcvt.c (noce_try_abs): Ditto.
11535 2008-03-04 Joseph Myers <joseph@codesourcery.com>
11537 * config/i386/i386.c (override_options): Force
11538 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
11540 2008-03-04 Jan Hubicka <jh@suse.cz>
11543 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
11546 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
11548 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
11549 label to probe the stack.
11551 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
11553 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
11554 (__gthr_win32_mutex_destroy): Declare.
11555 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
11556 __gthr_win32_mutex_destroy.
11557 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
11559 2008-03-03 Jan Hubicka <jh@suse.cz>
11562 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
11563 aggressive on inlining cold calls.
11565 2008-03-03 Richard Guenther <rguenther@suse.de>
11567 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
11568 struct copies into the expression table.
11569 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
11570 (try_to_simplify): Likewise.
11571 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
11572 integral and pointer arguments which do not change the
11573 precision to NOP_EXPRs.
11574 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
11575 VIEW_CONVERT_EXPR case.
11577 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
11579 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
11580 defined in a loop at depth 0 is invariant.
11581 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
11582 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
11583 be called at loop depth 0.
11585 2008-03-02 Jakub Jelinek <jakub@redhat.com>
11588 * gcc.c (process_command): Update copyright notice dates.
11589 * gcov.c (print_version): Likewise.
11590 * gcov-dump.c (print_version): Likewise.
11591 * mips-tfile.c (main): Likewise.
11592 * mips-tdump.c (main): Likewise.
11594 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11597 * c-common.c (flag_permissive): Delete.
11598 (constant_expression_warnings): Check flags first.
11599 (constant_expression_error): New.
11600 * c-common.h (flag_permissive): Delete.
11601 (constant_expression_error): Declare.
11602 * flags.h (flag_permissive): Declare. Update description.
11603 * diagnostic.c (pedwarn): Update.
11605 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
11606 (permissive_error_kind): New.
11607 * toplev.c (flag_permissive): Define. Update description.
11608 * toplev.h (permissive_error_kind): Declare.
11609 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
11610 (pedwarn_c90): Use pedantic_warning_kind.
11611 * c-opts.c (c_common_post_options): flag_permissive does not affect
11612 flag_pedantic_errors.
11614 2008-03-02 Joseph Myers <joseph@codesourcery.com>
11616 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
11617 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
11618 __absvsi2, __absvDI2): Use unsigned arithmetic.
11620 2008-03-02 Andi Kleen <ak@suse.de>
11621 Richard Guenther <rguenther@suse.de>
11623 * struct-equiv.c: Remove file.
11624 * cfg_cleanup.c (condjump_equiv_p): Remove.
11625 * Makefile.in (OBJS-common): Remove struct-equiv.o.
11626 (struct-equiv.o): Remove rule.
11627 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
11628 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
11629 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
11631 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11633 * ifcvt.c (noce_process_if_block): Try to handle only the then
11634 block if the else block exists but isn't suitable.
11636 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
11639 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
11640 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
11641 regression from previous patch.
11643 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
11646 * gthr.h: Add __gthread_mutex_destroy as a function that must be
11648 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
11649 * gthr-single.h (__gthread_mutex_destroy): Likewise.
11650 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
11651 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
11652 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
11653 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
11654 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
11655 (__gthread_mutex_destroy_function): Rename to
11656 __gthread_mutex_destroy.
11657 * gthr-dce.h (__gthread_mutex_destroy): Call
11658 pthread_mutex_destroy.
11659 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
11660 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
11661 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
11663 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11665 * df-scan.c (df_ref_chain_change_bb): Simplify.
11666 (df_insn_change_bb): Add new_bb argument. Simplify. Call
11667 set_block_for_insn if there's any change.
11668 * df.h ((df_insn_change_bb): Fix prototype.
11669 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
11670 df_insn_change_bb, don't call set_block_for_insn.
11671 * emit-rtl.c (reorder_insns): Likewise.
11672 * haifa-sched.c (move_insn): Likewise.
11674 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11676 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
11678 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11680 * tree-flow-inline.h (next_readonly_imm_use): Return
11681 NULL_USE_OPERAND_P after the end.
11683 2008-03-01 Richard Guenther <rguenther@suse.de>
11685 PR tree-optimization/35411
11686 * tree-sra.c (sra_build_assignment): Split conversion to
11687 final type to a separate statement if we are not assigning
11690 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11692 * fold-const.c (fold_convertible_p): Correct the logic to follow
11693 that in fold_convert().
11695 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
11698 * tree-inline.c (build_duplicate_type): When we make a
11699 duplicate type, make it unique in the canonical types system.
11701 2008-02-29 Tom Tromey <tromey@redhat.com>
11703 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
11704 input_file_stack_history, input_file_stack_restored): Remove.
11705 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
11706 * input.h (struct file_stack): Remove.
11707 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
11708 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
11710 * diagnostic.h (struct diagnostic_context) <last_module>: Change
11712 (diagnostic_last_module_changed): Add 'map' argument.
11713 (diagnostic_set_last_function): Likewise.
11714 * diagnostic.c (undiagnostic_report_current_module): Iterate using
11715 line map, not input_file_stack.
11716 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
11718 2008-02-29 Paul Brook <paul@codesourcery.com>
11720 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
11722 2008-02-29 Paul Brook <paul@codesourcery.com>
11724 * config/arm/ieee754-df.S (muldf3): Use RET macros.
11726 2008-02-29 Richard Guenther <rguenther@suse.de>
11728 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
11730 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
11731 value for comparing for a store match.
11732 (simplify_unary_expression): Do nothing for SSA_NAMEs.
11733 (try_to_simplify): Do not do a full-blown reference lookup.
11735 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
11737 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
11738 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
11740 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
11742 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
11744 * tree-loop-linear.c (try_interchange_loops): Compare memory access
11745 strides against cache sizes.
11747 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
11749 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
11752 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
11754 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
11755 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
11756 is smaller than the original promoted value.
11757 (simplify_subreg): If OP is a SUBREG, try to preserve its
11758 SUBREG_PROMOTED_VAR_P information.
11760 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
11762 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
11763 (VN_INFO_GET): Allocate new objects on the obstack.
11764 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
11765 for rpo_numbers_temp, for consistency.
11766 (free_scc_vn): Free the obstack.
11768 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
11770 * doc/invoke.texi: Document -ftree-loop-distribution.
11771 * tree-loop-distribution.c: New.
11772 * tree-pass.h (pass_loop_distribution): New.
11773 * graphds.h (struct graph): Add htab_t indices.
11774 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
11775 * tree-vectorizer.c (rename_variables_in_loop): Extern.
11776 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
11777 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
11778 * tree-data-ref.c (debug_data_dependence_relations): New.
11779 (dump_data_dependence_relation): Also print data references.
11780 (free_data_ref): Extern.
11781 (same_access_functions): Moved...
11782 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
11783 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
11784 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
11785 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
11786 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
11787 (stmts_from_loop): Skip LABEL_EXPR.
11788 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
11790 (build_rdg): Initialize rdg->indices htab.
11791 (free_rdg, stores_from_loop, ref_base_address,
11792 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
11793 have_similar_memory_accesses_1, ref_base_address_1,
11794 remove_similar_memory_refs): New.
11795 * tree-data-ref.h: Depend on tree-chrec.h.
11796 (debug_data_dependence_relations, free_data_ref): Declared.
11797 (same_access_functions): ... here.
11798 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
11800 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
11801 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
11802 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
11803 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
11804 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
11805 rdg_vertex_for_stmt): Declared.
11806 (struct rdg_edge): Add level.
11808 (free_rdg, stores_from_loop, remove_similar_memory_refs,
11809 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
11811 (rdg_has_similar_memory_accesses): New.
11812 * tree-vect-analyze.c: Remove unused static decls.
11813 * lambda.h (dependence_level): New.
11814 * common.opt (ftree-loop-distribution): New.
11815 * tree-flow.h (mark_virtual_ops_in_bb,
11816 slpeel_tree_duplicate_loop_to_edge_cfg,
11817 rename_variables_in_loop): Declared.
11818 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
11819 (OBJS-common): Add tree-loop-distribution.o.
11820 (tree-loop-distribution.o): New rule.
11821 * tree-cfg.c (mark_virtual_ops_in_bb): New.
11822 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
11823 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
11825 2008-02-28 Joseph Myers <joseph@codesourcery.com>
11828 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
11829 other than structures and unions.
11831 2008-02-28 Richard Guenther <rguenther@suse.de>
11834 2008-02-26 Richard Guenther <rguenther@suse.de>
11836 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11837 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11838 (lookup_decl_from_uid): Declare.
11839 (remove_decl_from_map): Likewise.
11840 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11841 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11842 (decl_for_uid_map): New global hashtable mapping DECL_UID
11844 (init_ttree): Allocate it.
11845 (insert_decl_to_uid_decl_map): New helper function.
11846 (make_node_stat): Insert new decls into the map.
11847 (copy_node_stat): Likewise.
11848 (lookup_decl_from_uid): New function.
11849 (remove_decl_from_map): Likewise.
11850 (print_decl_for_uid_map_statistics): New helper.
11851 (dump_tree_statistics): Call it.
11853 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11854 (referenced_var_iterator): Adjust.
11855 (FOR_EACH_REFERENCED_VAR): Adjust.
11856 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11857 (num_referenced_vars): Adjust.
11858 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11859 (first_referenced_var): Remove.
11860 (end_referenced_vars_p): Likewise.
11861 (next_referenced_var): Likewise.
11862 (referenced_var_iterator_set): New helper function.
11863 * tree-dfa.c (referenced_var_lookup): Adjust.
11864 (referenced_var_check_and_insert): Likewise.
11865 (remove_referenced_var): Likewise.
11866 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11867 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11868 (verify_call_clobbering): Likewise.
11869 (verify_memory_partitions): Likewise.
11870 (init_tree_ssa): Allocate bitmap instead of hashtable for
11872 (delete_tree_ssa): Adjust.
11873 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11874 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11875 (compute_tag_properties): Likewise.
11876 (set_initial_properties): Likewise.
11877 (find_partition_for): Likewise.
11878 (update_reference_counts): Likewise.
11879 (dump_may_aliases_for): Likewise.
11880 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11881 (add_call_clobber_ops): Likewise.
11882 (add_call_read_ops): Likewise.
11883 (get_asm_expr_operands): Likewise.
11884 * tree-into-ssa.c (dump_decl_set): Likewise.
11885 (update_ssa): Likewise.
11886 * tree-sra.c (scan_function): Likewise.
11887 (decide_instantiations): Likewise.
11888 (scalarize_parms): Likewise.
11889 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11890 (dsa_named_for): Likewise.
11891 * tree-ssa-structalias.c (update_alias_info): Likewise.
11892 (merge_smts_into): Likewise.
11894 2008-02-27 David Daney <ddaney@avtrex.com>
11897 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
11898 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
11899 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
11900 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
11901 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
11903 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
11906 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
11907 (BUILT_IN_NEXTTOWARD): Remove.
11908 (BUILT_IN_NEXTTOWARDF): Ditto.
11909 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
11910 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
11912 2008-02-27 Tom Tromey <tromey@redhat.com>
11914 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
11915 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
11917 2008-02-27 Jan Beulich <jbeulich@novell.com>
11919 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
11920 update the respective field on newdecl.
11922 2008-02-27 Revital Eres <eres@il.ibm.com>
11924 PR rtl-optimization/34999
11925 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
11926 crossing edges that ends with a call insn.
11927 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
11928 call insn and clear the EDGE_CROSSING flag of the crossing edge
11929 when fixing fallthru edges.
11931 2008-02-27 Richard Guenther <rguenther@suse.de>
11933 PR middle-end/35390
11934 * fold-const.c (fold_unary): Return the correct argument,
11935 converted to the result type.
11937 2008-02-27 Richard Guenther <rguenther@suse.de>
11939 PR middle-end/34971
11940 * expr.c (expand_expr_real_1): Assert on rotates that operate
11942 * fold-const.c (fold_binary): Use the types precision, not the
11943 bitsize of the mode if folding rotate expressions. Build rotates
11944 only for full modes.
11946 2008-02-27 Jakub Jelinek <jakub@redhat.com>
11948 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
11949 and CPP_PRAGMA_EOL.
11950 * c-pragma.c (pragma_ns_name): New typedef.
11951 (registered_pp_pragmas): New variable.
11952 (c_pp_lookup_pragma): New function.
11953 (c_register_pragma_1): If flag_preprocess_only, do nothing
11954 for non-expanded pragmas, for expanded ones push pragma's
11955 namespace and name into registered_pp_pragmas vector.
11956 (c_invoke_pragma_handler): Register OpenMP pragmas even when
11957 flag_preprocess_only, don't register GCC pch_preprocess
11958 pragma if flag_preprocess_only.
11959 * c-opts.c (c_common_init): Call init_pragma even if
11960 flag_preprocess_only.
11961 * c-pragma.c (c_pp_lookup_pragma): New prototype.
11962 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
11963 cpp_register_pragma if flag_preprocess_only.
11965 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11968 * c-parser.c (c_parser_translation_unit): Warn for empty
11969 translation unit, not empty source file.
11971 2008-02-26 Paul Brook <paul@codesourcery.com>
11973 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
11974 operand for Thumb-2.
11975 * config/arm/arm.h (reg_class): Add CORE_REGS.
11976 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
11977 (BASE_REG_CLASS): Use CORE_REGS.
11978 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
11979 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
11980 (REGNO_OK_FOR_INDEX_P): Exclude SP.
11981 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
11982 ARM_REGNO_OK_FOR_INDEX_P.
11983 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
11984 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
11985 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
11986 (ldm/stm peepholes): Ditto.
11987 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
11988 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
11989 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
11990 * config/arm/constraints.md: Enable "k" constraint on ARM.
11992 2008-02-27 Ben Elliston <bje@au.ibm.com>
11994 * config/rs6000/rs6000.c: Annotate cache line size field in all
11995 instances of struct processor_costs.
11997 2008-02-26 David Edelsohn <edelsohn@gnu.org>
11999 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
12000 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
12001 jump_bypass): New counters.
12002 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
12003 * dce.c (gate_ud_dce): Same.
12004 (gate_fast_dce): Same.
12005 * dse.c (gate_dse1): New function.
12006 (gate_dse2): New function.
12007 (gate_dse): Merge results of new gate functions.
12008 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
12009 (gate_handle_jump_bypass): Add dbg_cnt.
12010 (gate_handle_gcse): Add dbg_cnt.
12011 * ifcvt.c (gate_handle_if_conversion): Same.
12012 (gate_handle_if_after_combine): Same.
12013 (gate_handle_if_after_reload): Same.
12014 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
12016 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
12018 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
12020 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
12022 2008-02-26 Jason Merrill <jason@redhat.com>
12025 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
12026 alone if it's the naming decl for the type's main variant.
12028 2008-02-26 Tom Tromey <tromey@redhat.com>
12030 * system.h (USE_MAPPED_LOCATION): Poison.
12031 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
12032 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
12033 (make_goto_expr_edges): Likewise.
12034 (remove_bb): Likewise.
12035 (execute_warn_function_return): Likewise.
12036 * basic-block.h (struct edge_def) <goto_locus>: Change type to
12038 * c-common.c (fname_decl): Remove old location code.
12039 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
12041 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
12043 (ASM_INPUT_SOURCE_LOCATION): Likewise.
12044 (gen_rtx_ASM_INPUT): Likewise.
12045 (gen_rtx_ASM_INPUT_loc): Likewise.
12046 (get_rtx_asm_OPERANDS): Remove.
12047 * cfglayout.c (insn_locators_alloc): Remove old location code.
12048 (set_curr_insn_source_location): Likewise.
12049 (curr_insn_locator): Likewise.
12050 * print-tree.c (print_node): Remove old location code.
12051 * tree-mudflap.c (mf_varname_tree): Remove old location code.
12052 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
12053 * cfgexpand.c (expand_gimple_cond_expr): Don't use
12054 location_from_locus.
12055 (construct_exit_block): Remove old location code.
12056 * emit-rtl.c (force_next_line_note): Remove old location code.
12057 * profile.c (branch_prob): Remove old location code.
12058 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
12059 LOC_LINE): Remove old-location variants.
12060 * langhooks.c (lhd_print_error_function): Remove old location
12062 * configure, config.in: Rebuilt.
12063 * configure.ac (--enable-mapped-location): Remove.
12064 * c-decl.c (c_init_decl_processing): Remove old location code.
12065 (finish_function): Likewise.
12066 * recog.c (decode_asm_operands): Remove old location code.
12067 * c-pch.c (c_common_read_pch): Remove old location code.
12068 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
12070 * gimple-low.c (lower_function_body): Remove old location code.
12071 * toplev.c (unknown_location): Remove.
12072 (push_srcloc): Remove old-location variant.
12073 (process_options): Remove old location code.
12074 (lang_dependent_init): Likewise.
12075 * input.h (UNKNOWN_LOCATION): Move definition.
12076 (location_t): Undeprecate.
12077 (source_locus): Remove.
12078 (location_from_locus): Remove.
12079 (struct location_s): Remove.
12080 Remove all old-location code.
12081 (input_line, input_filename): Remove.
12082 * final.c (final_scan_insn): Remove old location code.
12083 * diagnostic.c (diagnostic_build_prefix): Remove
12084 USE_MAPPED_LOCATION test.
12085 * tree.h (gimple_stmt) <locus>: Now a location_t.
12086 (tree_exp) <locus>: Likewise.
12087 (DECL_IS_BUILTIN): Remove old-location variant.
12088 (annotate_with_file_line, annotate_with_locus): Likewise.
12089 (expr_locus, set_expr_locus): Update.
12090 * tree.c (build1_stat): Remove old location code.
12091 (last_annotated_node): Remove.
12092 (annotate_with_file_line): Remove old-location variant.
12093 (annotate_with_locus): Likewise.
12094 (expr_location): Remove old location code.
12095 (set_expr_location): Likewise.
12096 (expr_has_location): Likewise.
12097 (expr_locus): Likewise.
12098 (set_expr_locus): Likewise.
12099 (expr_filename): Don't use location_from_locus.
12100 (expr_lineno): Likewise.
12101 * rtl-error.c (location_for_asm): Remove old location code.
12102 * c-lex.c (cb_line_change): Remove old location code.
12103 (fe_file_change): Likewise.
12104 (cb_def_pragma): Likewise.
12105 (c_lex_with_flags): Likewise.
12106 * gengtype.c (do_typedef): Don't special-case location types.
12107 (define_location_structures): Remove.
12108 (main): Don't call define_location_structures.
12109 * tree-pretty-print.c (dump_implicit_edges): Remove old location
12112 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12115 * builtins.def (BUILT_IN_STDARG_START): Remove.
12116 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
12117 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
12118 * tree-inline.c (inline_forbidden_p_1): Likewise.
12120 2008-02-26 Richard Guenther <rguenther@suse.de>
12122 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12123 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12124 (lookup_decl_from_uid): Declare.
12125 (remove_decl_from_map): Likewise.
12126 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12127 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12128 (decl_for_uid_map): New global hashtable mapping DECL_UID
12130 (init_ttree): Allocate it.
12131 (insert_decl_to_uid_decl_map): New helper function.
12132 (make_node_stat): Insert new decls into the map.
12133 (copy_node_stat): Likewise.
12134 (lookup_decl_from_uid): New function.
12135 (remove_decl_from_map): Likewise.
12136 (print_decl_for_uid_map_statistics): New helper.
12137 (dump_tree_statistics): Call it.
12139 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12140 (referenced_var_iterator): Adjust.
12141 (FOR_EACH_REFERENCED_VAR): Adjust.
12142 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12143 (num_referenced_vars): Adjust.
12144 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12145 (first_referenced_var): Remove.
12146 (end_referenced_vars_p): Likewise.
12147 (next_referenced_var): Likewise.
12148 (referenced_var_iterator_set): New helper function.
12149 * tree-dfa.c (referenced_var_lookup): Adjust.
12150 (referenced_var_check_and_insert): Likewise.
12151 (remove_referenced_var): Likewise.
12152 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12153 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12154 (verify_call_clobbering): Likewise.
12155 (verify_memory_partitions): Likewise.
12156 (init_tree_ssa): Allocate bitmap instead of hashtable for
12158 (delete_tree_ssa): Adjust.
12159 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12160 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12161 (compute_tag_properties): Likewise.
12162 (set_initial_properties): Likewise.
12163 (find_partition_for): Likewise.
12164 (update_reference_counts): Likewise.
12165 (dump_may_aliases_for): Likewise.
12166 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12167 (add_call_clobber_ops): Likewise.
12168 (add_call_read_ops): Likewise.
12169 (get_asm_expr_operands): Likewise.
12170 * tree-into-ssa.c (dump_decl_set): Likewise.
12171 (update_ssa): Likewise.
12172 * tree-sra.c (scan_function): Likewise.
12173 (decide_instantiations): Likewise.
12174 (scalarize_parms): Likewise.
12175 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12176 (dsa_named_for): Likewise.
12177 * tree-ssa-structalias.c (update_alias_info): Likewise.
12178 (merge_smts_into): Likewise.
12180 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12183 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
12184 * c-opts.c (c_common_handle_option): Wall enables
12185 Wvolatile-register-var.
12186 * common.opt: Move Wvolatile-register-var to...
12189 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12191 * common.opt (Wlarger-than=): New.
12192 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
12194 * opts.c (common_handle_option): Handle -Wlarger-than=.
12195 * optc-gen.awk: Likewise.
12196 * opth-gen.awk: Likewise.
12197 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
12198 * tree-optimize.c (tree_rest_of_compilation): Likewise.
12200 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12202 * c-common.c (match_case_to_enum_1): Add appropriate
12203 OPT_W* parameter to warning.
12204 (c_do_switch_warnings): Likewise.
12205 * c-typeck.c (warning_init): Add one more parameter following
12206 'warning' function.
12207 (push_init_level): Update call to warning_init.
12208 (pop_init_level): Likewise.
12209 (add_pending_init): Likewise.
12210 (output_init_element: Likewise.
12212 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12215 * toplev.c (toplev_main): If there are warnings or error, print
12216 errors for ignored options.
12217 * opts.c (ignored_options): New static variable.
12218 (postpone_unknown_option_error): New.
12219 (print_ignored_options): New.
12220 (handle_option): Postpone errors for unknown -Wno-* options.
12221 * opts.h (print_ignored_options): Declare.
12223 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
12225 * config/mips/mips.md (loadgp_blockage, blockage): Change type
12228 2008-02-25 Richard Guenther <rguenther@suse.de>
12231 2008-02-25 Richard Guenther <rguenther@suse.de>
12233 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12234 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12235 (lookup_decl_from_uid): Declare.
12236 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12237 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12238 (decl_for_uid_map): New global hashtable mapping DECL_UID
12240 (init_ttree): Allocate it.
12241 (insert_decl_to_uid_decl_map): New helper function.
12242 (make_node_stat): Insert new decls into the map.
12243 (copy_node_stat): Likewise.
12244 (lookup_decl_from_uid): New function.
12245 (print_decl_for_uid_map_statistics): New helper.
12246 (dump_tree_statistics): Call it.
12248 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12249 (referenced_var_iterator): Adjust.
12250 (FOR_EACH_REFERENCED_VAR): Adjust.
12251 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12252 (num_referenced_vars): Adjust.
12253 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12254 (first_referenced_var): Remove.
12255 (end_referenced_vars_p): Likewise.
12256 (next_referenced_var): Likewise.
12257 (referenced_var_iterator_set): New helper function.
12258 * tree-dfa.c (referenced_var_lookup): Adjust.
12259 (referenced_var_check_and_insert): Likewise.
12260 (remove_referenced_var): Likewise.
12261 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12262 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12263 (verify_call_clobbering): Likewise.
12264 (verify_memory_partitions): Likewise.
12265 (init_tree_ssa): Allocate bitmap instead of hashtable for
12267 (delete_tree_ssa): Adjust.
12268 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12269 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12270 (compute_tag_properties): Likewise.
12271 (set_initial_properties): Likewise.
12272 (find_partition_for): Likewise.
12273 (update_reference_counts): Likewise.
12274 (dump_may_aliases_for): Likewise.
12275 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12276 (add_call_clobber_ops): Likewise.
12277 (add_call_read_ops): Likewise.
12278 (get_asm_expr_operands): Likewise.
12279 * tree-into-ssa.c (dump_decl_set): Likewise.
12280 (update_ssa): Likewise.
12281 * tree-sra.c (scan_function): Likewise.
12282 (decide_instantiations): Likewise.
12283 (scalarize_parms): Likewise.
12284 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12285 (dsa_named_for): Likewise.
12286 * tree-ssa-structalias.c (update_alias_info): Likewise.
12287 (merge_smts_into): Likewise.
12289 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
12292 * doc/invoke.texi (-fcx-limited-range): Document new option.
12293 * toplev.c (process_options): Handle -fcx-fortran-rules.
12294 * common.opt: Add documentation for -fcx-fortran-rules.
12296 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
12299 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
12300 actual behaviour and C99.
12302 2008-02-26 Ben Elliston <bje@au.ibm.com>
12304 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
12305 (ASM_CPU_POWER6_SPEC): Likewise.
12306 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
12307 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
12308 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
12310 2008-02-25 Richard Guenther <rguenther@suse.de>
12312 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12313 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12314 (lookup_decl_from_uid): Declare.
12315 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12316 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12317 (decl_for_uid_map): New global hashtable mapping DECL_UID
12319 (init_ttree): Allocate it.
12320 (insert_decl_to_uid_decl_map): New helper function.
12321 (make_node_stat): Insert new decls into the map.
12322 (copy_node_stat): Likewise.
12323 (lookup_decl_from_uid): New function.
12324 (print_decl_for_uid_map_statistics): New helper.
12325 (dump_tree_statistics): Call it.
12327 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12328 (referenced_var_iterator): Adjust.
12329 (FOR_EACH_REFERENCED_VAR): Adjust.
12330 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12331 (num_referenced_vars): Adjust.
12332 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12333 (first_referenced_var): Remove.
12334 (end_referenced_vars_p): Likewise.
12335 (next_referenced_var): Likewise.
12336 (referenced_var_iterator_set): New helper function.
12337 * tree-dfa.c (referenced_var_lookup): Adjust.
12338 (referenced_var_check_and_insert): Likewise.
12339 (remove_referenced_var): Likewise.
12340 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12341 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12342 (verify_call_clobbering): Likewise.
12343 (verify_memory_partitions): Likewise.
12344 (init_tree_ssa): Allocate bitmap instead of hashtable for
12346 (delete_tree_ssa): Adjust.
12347 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12348 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12349 (compute_tag_properties): Likewise.
12350 (set_initial_properties): Likewise.
12351 (find_partition_for): Likewise.
12352 (update_reference_counts): Likewise.
12353 (dump_may_aliases_for): Likewise.
12354 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12355 (add_call_clobber_ops): Likewise.
12356 (add_call_read_ops): Likewise.
12357 (get_asm_expr_operands): Likewise.
12358 * tree-into-ssa.c (dump_decl_set): Likewise.
12359 (update_ssa): Likewise.
12360 * tree-sra.c (scan_function): Likewise.
12361 (decide_instantiations): Likewise.
12362 (scalarize_parms): Likewise.
12363 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12364 (dsa_named_for): Likewise.
12365 * tree-ssa-structalias.c (update_alias_info): Likewise.
12366 (merge_smts_into): Likewise.
12368 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
12371 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
12372 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
12373 * alias.h (nonoverlapping_memrefs_p): Likewise.
12375 2008-02-25 Jan Beulich <jbeulich@novell.com>
12377 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
12378 * config/i386/netware-libgcc.exp: Add __bswap?i2,
12379 __emultls_get_address, __emultls_register_common,
12380 __floatundi?f, and _Unwind_GetIPInfo.
12381 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
12382 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
12383 (gen_regparm_prefix): Likewise.
12384 (i386_nlm_encode_section_info): Sync with
12385 config/i386/winnt.c:i386_pe_encode_section_info().
12386 (i386_nlm_maybe_mangle_decl_assembler_name): New.
12387 i386_nlm_mangle_decl_assembler_name): New.
12388 (netware_override_options): New.
12389 * config/i386/netware.h (netware_override_options): Declare.
12390 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
12391 (i386_nlm_mangle_decl_assembler_name): Declare.
12392 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
12394 2008-02-25 Ben Elliston <bje@au.ibm.com>
12397 * c-decl.c (grokdeclarator): Remove unused local variables
12398 `typedef_type' and `type_as_written'.
12400 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
12401 unused local variable `has_hot_blocks'.
12402 (fix_crossing_conditional_branches): Remove unused local variable
12405 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
12407 PR middle-end/19984
12408 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
12409 using DEF_C99_BUILTIN.
12410 (BUILT_IN_NANF): Ditto.
12411 (BUILT_IN_NANL): Ditto.
12413 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
12414 Revital Eres <eres@il.ibm.com>
12416 * modulo-sched.c (calculate_must_precede_follow): Address TODO
12417 regarding the order of two dependent insns in the same row.
12419 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
12421 * stor-layout.c (layout_decl): Do not bump the alignment of a
12422 bit-field to more than byte alignment if it is packed.
12424 2008-02-24 David Edelsohn <edelsohn@gnu.org>
12426 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
12429 2008-02-24 Diego Novillo <dnovillo@google.com>
12431 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
12434 * tree-vrp.c (vrp_evaluate_conditional): With
12435 -Wtype-limits, emit a warning when comparing against a
12436 constant outside the natural range of OP0's type.
12437 * c.opt (Wtype-limits): Move ...
12438 * common.opt (Wtype-limits): ... here.
12440 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
12442 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
12443 * config/rs6000/e300c2c3.md: New file.
12444 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12446 (rs6000_override_options): Add e300c2 and e300c3 cases to
12447 processor_target_table. Do not allow usage of Altivec or Spe
12448 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
12449 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
12450 * config/rs6000/rs6000.h (processor_type): Add
12451 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
12452 (ASM_CPU_SPEC): Add e300c2 and e300c3.
12453 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
12454 and ppce300c3. Include e300c2c3.md.
12456 2008-02-23 David Edelsohn <edelsohn@gnu.org>
12458 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
12459 instead of TARGET_STRICT_ALIGN.
12461 2008-02-23 Joseph Myers <joseph@codesourcery.com>
12463 * explow.c (memory_address): Assert that the generated address is
12466 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12469 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
12470 * config/darwin-ppc-ldouble-patch.def: New file.
12471 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
12472 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
12473 SUBTARGET_INIT_BUILTINS if defined.
12474 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
12477 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
12480 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
12481 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
12483 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
12486 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
12487 file" warning condtional on -Winvalid-PCH.
12489 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
12491 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
12493 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
12497 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
12498 prevent reload from using MMX registers.
12499 (*mov<mode>_internal): Ditto.
12500 (*movv2sf_internal_rex64): Ditto.
12501 (*movv2sf_internal): Ditto.
12503 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12505 PR documentation/31569
12506 * doc/install.texi2html: Use makeinfo --no-number-sections.
12508 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12510 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
12511 ensure that we can address an entire entity > 8 bytes. Don't
12512 generate reg+reg addressing for such data.
12514 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12516 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
12517 strings when optimizing for size, unless the target cares about
12520 2008-02-22 Tom Tromey <tromey@redhat.com>
12522 * regclass.c (current_pass): Remove declaration.
12524 2008-02-22 Anatoly Sokolov <aesok@post.ru>
12526 * config/avr/libgcc.S (__RAMPZ__): Define.
12527 (__do_copy_data): Add for devices with 128KB code memory.
12529 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12531 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12533 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
12535 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
12537 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
12540 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12543 * c-typeck.c (build_binary_op): Warn about floating point
12544 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
12546 2008-02-21 Janis Johnson <janis187@us.ibm.com>
12549 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
12550 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
12552 (rs6000_override_options): Set altivec_abi as default, not override,
12553 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
12554 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
12555 is used; use new member spe_abi.
12556 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
12557 spe_abi and altivec_abi.
12559 2008-02-22 Tomas Bily <tbily@suse.cz>
12561 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
12563 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12566 * config.build (build_file_translate): Set to `CMD //c' only if
12568 * Makefile.in (build_file_translate): Improve comment.
12570 2008-02-21 Jan Hubicka <jh@suse.cz>
12572 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
12573 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
12574 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
12576 2008-02-21 Michael Matz <matz@suse.de>
12579 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
12581 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
12583 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
12584 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
12585 as insn constraint.
12586 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
12587 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
12588 SSE_VEC_FLOAT_MODE_P as insn constraint.
12589 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
12590 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
12591 sse4a_movntdf using MODEF mode iterator.
12592 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
12593 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
12594 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
12595 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
12596 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
12597 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
12598 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
12600 2008-02-21 Richard Guenther <rguenther@suse.de>
12602 * tree.def (PAREN_EXPR): New tree code.
12603 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
12605 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
12606 * expr.c (expand_expr_real_1): Likewise.
12607 * tree-inline.c (estimate_num_insns_1): Likewise.
12608 * tree-complex.c (expand_complex_move): Likewise.
12609 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
12612 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
12615 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
12617 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
12620 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
12622 * config/sh/sh.c (find_barrier): Don't go past
12623 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
12625 2008-02-20 DJ Delorie <dj@redhat.com>
12627 * config/h8300/h8300.md (insv): Force source operand to be a register.
12629 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
12630 as a jump, not as a plain insn.
12632 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
12634 * doc/invoke.texi (Warning Options): Add new option
12635 -Wframe-larger-than=.
12636 (-Wframe-larger-than): Document.
12638 * flags.h (warn_frame_larger_than, frame_larger_than_size):
12639 Add declarations for new option variables.
12641 * final.c (final_start_function): Check the frame size
12642 before emission and issue a Wframe-larger-than warning.
12644 * opts.c (warn_frame_larger_than, frame_larger_than_size):
12645 Add definitions for new option variables.
12646 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
12648 * common.opt (Wframe-larger-than=): New option.
12650 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
12652 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
12653 (<sse>_div<mode>3): Ditto.
12654 (<sse>_vmdiv<mode>3): Ditto.
12655 (<sse>_vmsqrt<mode>2): Ditto.
12656 (*smax<mode>3): Ditto.
12657 (sse5_frcz<mode>2): Ditto.
12658 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
12659 as insn constraint.
12661 2008-02-20 Richard Guenther <rguenther@suse.de>
12663 PR middle-end/35265
12664 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
12665 be happy with INTEGRAL_TYPE_P.
12667 2008-02-20 Richard Guenther <rguenther@suse.de>
12669 * fold-const.c (split_tree): Associate floatig-point expressions
12670 if flag_associative_math is set.
12672 2008-02-20 Richard Guenther <rguenther@suse.de>
12674 * tree.h (fold_real_zero_addition_p): Declare.
12675 * fold-const.c (fold_real_zero_addition_p): Export.
12676 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
12677 floating-point operations with zero and one.
12679 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
12681 * doc/install.texi: Correct references to CFLAGS, replacing them
12682 with BOOT_CFLAGS. Document flags used during bootstrap for
12685 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
12687 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
12688 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
12689 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
12691 (smin<mode>3): Ditto from similar patterns.
12692 (smax<mode>3): Ditto.
12693 (*ieee_smin<mode>3): Ditto.
12694 (*ieee_smax<mode>3): Ditto.
12695 * config/i386/sse.md (sse): New mode attribute.
12696 (mov<mode>): Macroize expander from movv4sf and movv2df using
12697 SSEMODEF2P mode iterator.
12698 (<sse>_movnt<mode>): Ditto from similar patterns. Use
12699 SSE_VEC_FLOAT_MODE_P as insn constraint.
12700 (storent<mode>): Ditto.
12701 (storent<mode>): Macroize expander from storentsf and storentdf using
12702 MODEF mode iterator.
12703 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
12704 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
12705 (abs<mode>2): Ditto from similar patterns.
12706 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
12707 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
12708 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
12709 (<sse>_vmsqrt<mode>2): Ditto.
12710 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
12711 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
12712 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
12713 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
12714 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
12715 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
12716 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
12718 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
12719 iterator and SSE_FLOAT_MODE_P as insn constraint.
12720 (<sse>_ucomi): Ditto from similar patterns.
12721 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
12722 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
12723 SSE_VEC_FLOAT_MODE_P as insn constraint.
12724 (vcond<mode>): Ditto from similar patterns.
12725 (and<mode>3, *and<mode>3): Ditto.
12726 (<sse>_nand<mode>3): Ditto.
12727 (ior<mode>3, *ior<mode>3): Ditto.
12728 (xor<mode>3, *xor<mode>3): Ditto.
12729 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
12730 iterator and SSE_FLOAT_MODE_P as insn constraint.
12731 (*nand<mode>3): Ditto from similar patterns.
12732 (*ior<mode>3): Ditto.
12733 (*xor<mode>3): Ditto.
12735 2008-02-20 Ira Rosen <irar@il.ibm.com>
12737 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
12738 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
12739 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
12741 2008-02-19 Jan Hubicka <jh@suse.cz>
12743 * predict.c (tree_bb_level_predictions): Remove variable next
12744 mistakely introduced by previous commit.
12746 2008-02-19 Jan Hubicka <jh@suse.cz>
12748 * predict.c (predict_paths_leading_to): Rewrite.
12749 (predict_paths_for_bb): New.
12750 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
12752 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12755 * Makefile.in (build_file_translate): New.
12756 (gcc-vers.texi): Use it for translating $(abs_srcdir).
12757 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
12758 * configure.ac (build_file_translate): Substitute it.
12759 * configure: Regenerate.
12761 2008-02-19 Jan Hubicka <jh@suse.cz>
12763 PR rtl-optimization/34408
12764 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
12767 2008-02-19 Jan Hubicka <jh@suse.cz>
12769 PR middle-end/28779
12770 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
12773 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
12776 * config/i386/i386-modes.def: Revert the last DI alignment
12777 change until Ada people can look into it.
12779 2008-02-19 Nick Clifton <nickc@redhat.com>
12781 * opts.c (print_specific_help): Fix typo in --help text.
12783 2008-02-19 Jakub Jelinek <jakub@redhat.com>
12786 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
12787 32-bit inline asm without asm alternatives for host GCC < 3.0.
12789 2008-02-19 Richard Guenther <rguenther@suse.de>
12791 PR tree-optimization/34989
12792 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
12793 Allow propagation to INDIRECT_REF if we can simplify only.
12795 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12797 * c-common.c (warn_for_collisions_1): Use appropriate option when
12800 2008-02-19 Nick Clifton <nickc@redhat.com>
12803 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
12804 (handle_options): Fix indentation.
12805 (print_filtered_help): If no language-specific options were
12806 displayed tell the user how to list all the options supported by
12807 the language's front-end.
12808 (print_specific_help): Fix indentation and remove duplicate line.
12809 (common_handle_option): Handle the -v option.
12810 For --help enable the display of undocumented options if the -v
12811 switch has been included on the command line.
12812 For --help= check for overlaps in the arguments between the option
12813 classes and the language names and issue a warning when they
12814 cannot be disambiguated.
12815 * c.opt (v): Pass on to the common option handler.
12817 2008-02-19 Revital Eres <eres@il.ibm.com>
12819 * modulo-sched.c (sms_schedule): Change dump message when
12820 create_ddg function fails.
12821 (try_scheduling_node_in_cycle): Rename row to cycle.
12822 (print_partial_schedule): Rename CYCLE to ROW.
12824 2008-02-19 Christian Bruel <christian.bruel@st.com>
12825 Zdenek Dvorak <ook@ucw.cz>
12827 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
12829 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
12832 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
12833 (*x86_movdicc_0_m1_se): Ditto.
12835 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
12837 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
12838 (CMPtype): Define as __gcc_CMPtype.
12839 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
12840 (CMPtype): Define as __gcc_CMPtype.
12842 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
12844 Support valgrind 3.3 for --enable-checking=valgrind.
12845 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
12847 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
12848 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
12849 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
12850 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
12851 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
12852 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
12853 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
12855 * ggc-zone.c: Similar.
12856 * ggc-page.c: Similar.
12858 2008-02-19 Paul Brook <paul@codesourcery.com>
12861 * config/arm/ieee754-df.S: Fix do_it typo.
12862 * config/arm/ieee754-sf.S: Fix do_it typo.
12864 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
12867 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
12868 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
12869 (OPTION_MASK_ISA_SSE_SET): Likewise.
12870 (OPTION_MASK_ISA_SSE2_SET): Likewise.
12871 (OPTION_MASK_ISA_SSE3_SET): Likewise.
12872 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
12873 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
12874 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
12875 (OPTION_MASK_ISA_SSE4_SET): Likewise.
12876 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
12877 (OPTION_MASK_ISA_SSE5_SET): Likewise.
12878 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
12879 (OPTION_MASK_ISA_MMX_UNSET): Updated.
12880 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
12881 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
12882 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
12883 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
12884 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
12885 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
12886 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
12887 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
12888 (OPTION_MASK_ISA_SSE4): Removed.
12889 (ix86_handle_option): Turn on bits in ix86_isa_flags and
12890 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
12891 (override_options): Don't turn on implied SSE/MMX bits in
12894 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
12896 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
12899 2008-02-18 Joey Ye <joey.ye@intel.com>
12901 PR middle-end/34921
12902 * tree-nested.c (insert_field_into_struct): Set type alignment
12903 to field alignment if the former is less than the latter.
12905 2008-02-18 Jakub Jelinek <jakub@redhat.com>
12907 * BASE-VER: Set to 4.4.0.
12909 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12911 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
12912 * doc/cfg.texi: Likewise.
12913 * doc/extend.texi: Likewise.
12914 * doc/gty.texi: Likewise.
12915 * doc/invoke.texi: Likewise.
12916 * doc/loop.texi: Likewise.
12917 * doc/md.texi: Likewise.
12918 * doc/passes.texi: Likewise.
12919 * doc/rtl.texi: Likewise.
12920 * doc/sourcebuild.texi: Likewise.
12921 * doc/tm.texi: Likewise.
12922 * doc/tree-ssa.texi: Likewise.
12924 2008-02-17 Richard Guenther <rguenther@suse.de>
12926 PR middle-end/35227
12927 * tree-complex.c (init_parameter_lattice_values): Handle parameters
12928 without default definition.
12930 2008-02-17 Richard Guenther <rguenther@suse.de>
12932 PR tree-optimization/35231
12933 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
12936 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
12939 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12940 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
12941 libgcc_cmp_return mode.
12943 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12946 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
12948 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
12950 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
12953 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12955 * doc/c-tree.texi: Use `@.' where appropriate.
12956 * doc/extend.texi: Likewise.
12957 * doc/install.texi: Likewise.
12958 * doc/invoke.texi: Likewise.
12959 * doc/loop.texi: Likewise.
12960 * doc/makefile.texi: Likewise.
12961 * doc/md.texi: Likewise.
12962 * doc/passes.texi: Likewise.
12963 * doc/standards.texi: Likewise.
12964 * doc/tm.texi: Likewise.
12966 2008-02-15 Jakub Jelinek <jakub@redhat.com>
12968 PR middle-end/35196
12969 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
12971 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
12972 rather than in entry_bb.
12974 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12976 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
12977 libgcc_cmp_return mode.
12979 2008-02-15 Jakub Jelinek <jakub@redhat.com>
12981 PR middle-end/35130
12982 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
12983 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
12985 2008-02-15 Richard Guenther <rguenther@suse.de>
12986 Zdenek Dvorak <ook@ucw.cz>
12988 PR tree-optimization/35164
12989 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
12990 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
12991 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12992 Only propagate addresses which do not have abnormal SSA_NAMEs
12995 2008-02-15 Joseph Myers <joseph@codesourcery.com>
12998 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
13000 2008-02-15 Jan Hubicka <jh@suse.cz>
13002 PR middle-end/35149
13003 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
13005 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13007 PR middle-end/34621
13008 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
13009 when calculating alignment_pad.
13011 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13013 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
13014 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
13015 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
13016 and STACK_BOUNDARY define.
13018 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
13020 PR preprocessor/35061
13021 * c-pragma.c (handle_pragma_pop_macro): Check that
13022 pushed_macro_table has been allocated.
13024 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
13026 PR middle-end/35136
13027 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
13028 (force_gimple_operand): Likewise.
13029 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
13030 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
13031 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
13032 (find_interesting_uses_address): Check addressability and alignment
13033 of the base expression only after substituting bases of IVs into it.
13035 2008-02-14 Michael Matz <matz@suse.de>
13038 * function.c (instantiate_virtual_regs_in_insn): Reload address
13039 before falling back to reloading the whole operand.
13041 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
13043 * config/s390/s390.c (s390_mainpool_start): Emit the pool
13044 before the first section switch note.
13046 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13048 * doc/bugreport.texi: Update copyright years.
13049 * doc/c-tree.texi: Likewise.
13050 * doc/cfg.texi: Likewise.
13051 * doc/cpp.texi: Likewise.
13052 * doc/cppinternals.texi: Likewise.
13053 * doc/fragments.texi: Likewise.
13054 * doc/frontends.texi: Likewise.
13055 * doc/gcc.texi: Likewise.
13056 * doc/gty.texi: Likewise.
13057 * doc/hostconfig.texi: Likewise.
13058 * doc/implement-c.texi: Likewise.
13059 * doc/libgcc.texi: Likewise.
13060 * doc/loop.texi: Likewise.
13061 * doc/makefile.texi: Likewise.
13062 * doc/options.texi: Likewise.
13063 * doc/passes.texi: Likewise.
13064 * doc/rtl.texi: Likewise.
13065 * doc/sourcebuild.texi: Likewise.
13066 * doc/standards.texi: Likewise.
13067 * doc/tree-ssa.texi: Likewise.
13068 * doc/trouble.texi: Likewise.
13070 * doc/extend.texi: Use @: or add comma where appropriate.
13071 * doc/invoke.texi: Likewise.
13072 * doc/tm.texi: Likewise.
13074 2008-02-14 Alan Modra <amodra@bigpond.net.au>
13077 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
13080 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
13082 * doc/md.texi (clz, ctz): Add reference.
13083 * doc/rtl.texi (clz, ctz): Likewise.
13085 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13088 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
13091 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
13093 * config/s390/s390.c (struct constant_pool): New field
13094 emit_pool_after added.
13095 (s390_mainpool_start): Set the emit_pool_after flag according
13096 to the section switch notes.
13097 (s390_mainpool_finish): Consider emit_pool_after when emitting
13098 the literal pool at the end of the function.
13099 (s390_chunkify_start): Force literal pool splits at section
13102 2008-02-13 Michael Matz <matz@suse.de>
13105 * var-tracking.c (clobber_variable_part): Correctly traverse the
13108 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13111 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
13112 Add -fdump-ipa-inline.
13113 * tree-dump.c (dump_files): Remove tree-inlined dump.
13114 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
13116 2008-02-12 Richard Guenther <rguenther@suse.de>
13118 PR tree-optimization/35171
13119 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
13122 2008-02-12 Richard Guenther <rguenther@suse.de>
13124 PR middle-end/35163
13125 * fold-const.c (fold_widened_comparison): Use get_unwidened in
13126 value-preserving mode. Disallow final truncation.
13128 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
13130 PR middle-end/35136
13131 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
13132 code from here to...
13133 (force_gimple_operand): ...here.
13135 2008-02-12 Jakub Jelinek <jakub@redhat.com>
13138 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
13139 non-compatible pointers.
13140 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
13141 different FIELD_DECLs, try harder by comparing field offsets, sizes
13144 PR inline-asm/35160
13145 * function.c (match_asm_constraints_1): Don't replace the same input
13148 2008-02-12 Anatoly Sokolov <aesok@post.ru>
13150 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
13151 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
13152 (expand_epilogue): Restore RAMPZ register.
13153 * config/avr/avr.md (RAMPZ_ADDR): New constant.
13155 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
13157 * config/i386/cygwin.asm: (__alloca): Correct calling
13158 convention and alignment.
13159 (__chkstk): Force 8 byte stack alignment.
13161 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
13162 Richard Guenther <rguenther@suse.de>
13164 PR tree-optimization/33992
13165 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
13166 the zero we compare against.
13168 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
13170 PR libfortran/35063
13171 * gthr-win32.h (__gthread_mutex_destroy_function): New function
13172 to CloseHandle after unlocking to prevent accumulation of handle
13175 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13177 PR middle_end/34150
13178 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
13179 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
13180 and update LABEL_NUSES during and after reload.
13182 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
13184 PR middle-end/34627
13185 * combine.c (simplify_if_then_else): Make sure the comparison is
13186 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
13188 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
13191 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
13192 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
13193 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
13194 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
13195 * tree.h (get_type_static_bounds): Likewise.
13197 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13199 * doc/invoke.texi (Option Summary, C++ Dialect Options)
13200 (Objective-C and Objective-C++ Dialect Options, Warning Options):
13201 Make -Wfoo language annotations match what the compiler outputs.
13203 2008-02-08 Sa Liu <saliu@de.ibm.com>
13205 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
13206 intrinsics spu_convts, spu_convtu, spu_convtf.
13208 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
13210 * doc/extend.texi (Function Attributes) <noinline>: Mention
13211 asm ("") as method to keep calls.
13213 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13216 * doc/options.texi (Options): Replace references to opts.sh with
13218 * opts-common.c: Likewise.
13219 * optc-gen.awk: Likewise.
13221 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
13223 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
13225 2008-02-07 Richard Henderson <rth@redhat.com>
13228 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
13229 EXPR_LIST for the REG_EQUAL instead of a comparison with a
13232 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
13234 PR tree-optimization/35085
13235 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
13236 for operand entry oe2 in addition to operand entry oe3 in order to
13237 expose more opportunities for vectorizer sum reduction.
13239 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13242 * Makefile.in (LIBS): Remove $(GMPLIBS).
13243 (cc1-dummy, cc1): Add $(GMPLIBS).
13245 2008-02-06 Jan Hubicka <jh@suse.cz>
13248 * i386.md (moddf_integer): Do not produce partial memory stalls for
13249 targets where it hurts.
13251 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
13254 * optabs.c (expand_float): Do not check for decimal modes when
13255 expanding unsigned integer through signed conversion.
13257 2008-02-06 Nick Clifton <nickc@redhat.com>
13259 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
13260 inside the clobber with a match_operand and duplicated operand
13261 number in the constraint.
13262 (ineqbranchsi): Delete redundant comment.
13264 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
13266 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
13267 builtin_define ("__USE_INIT_FINI__").
13268 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
13270 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
13272 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13274 PR documentation/30330
13275 * doc/invoke.texi (C++ Dialect Options)
13276 (Objective-C and Objective-C++ Dialect Options, Warning Options):
13277 For each warning option -Wfoo that allows -Wno-foo, ensure both
13278 -Wfoo and -Wno-foo are listed in the option index. Fix index
13279 entry of -Wswitch-default, index -Wnormalized= including the
13280 `=', and -Wlarger-than-@var{len} including @var{len}.
13282 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
13284 * config/i386/i386.md (floatunssisf2): Use
13285 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
13286 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
13287 Macroize expander using MODEF mode iterator.
13289 2008-02-05 Diego Novillo <dnovillo@google.com>
13291 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
13294 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
13296 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13299 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
13301 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
13304 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
13305 to indicate if a message should be generated.
13306 (init_cumulative_args): Updated.
13307 (function_value_32): Likewise.
13309 2008-02-05 Joseph Myers <joseph@codesourcery.com>
13311 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
13313 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
13316 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
13317 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
13319 2008-02-04 Diego Novillo <dnovillo@google.com>
13321 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
13324 * tree-vrp.c (vrp_evaluate_conditional): With
13325 -Wtype-limits, emit a warning when comparing against a
13326 constant outside the natural range of OP0's type.
13328 2008-02-04 Richard Guenther <rguenther@suse.de>
13330 PR middle-end/33631
13331 * expr.c (count_type_elements): Give for unions instead of
13334 2008-02-04 Richard Guenther <rguenther@suse.de>
13336 PR middle-end/35043
13337 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
13338 to TYPE_DOMAINs base type instead of using bitsizetype here.
13340 2008-02-03 Jason Merrill <jason@redhat.com>
13342 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
13344 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13347 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
13348 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
13349 (RS/6000 and PowerPC Options): Fix typos and markup.
13350 * doc/passes.texi (Tree-SSA passes): Likewise.
13352 2008-02-02 Michael Matz <matz@suse.de>
13355 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
13356 from record_last_reg_set_info.
13357 (record_last_reg_set_info): Take an RTX argument, iterate over all
13358 constituent hardregs.
13359 (record_last_set_info, record_opr_changes): Change calls to
13360 new signature or to record_last_reg_set_info_regno.
13362 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
13364 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
13366 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
13368 PR rtl-optimization/34773
13369 * reg-notes.def (EQUAL): Mention significance of combination of
13370 REG_EQUAL and REG_RETVAL.
13371 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
13372 insn that has a REG_RETVAL.
13374 2008-02-01 Roger Sayle <roger@eyesopen.com>
13377 * configure.ac (--enable-fixed-point): Disable unless explicitly
13379 * configure: Regenerate.
13381 2008-02-01 Richard Guenther <rguenther@suse.de>
13384 * invoke.texi (-finline-limit): Remove no longer true parts
13385 of the documentation. Note that there is no default value.
13387 2008-02-01 Andrew Pinski <pinskia@gmail.com>
13388 Mark Mitchell <mark@codesourcery.com>
13389 Ben Elliston <bje@au.ibm.com>
13392 * doc/extend.texi (Other Builtins): Document.
13394 2008-01-31 Tom Browder <tom.browder@gmail.com>
13396 * doc/c-tree.texi (Types): Fix grammar.
13397 (Expression trees): Ditto.
13398 * doc/passes.texi (Tree-SSA passes): Ditto.
13400 * doc/configterms.texi (Configure Terms): Fix typo.
13401 * doc/cpp.texi (Common Predefined Macros): Ditto.
13402 * doc/md.texi (Machine Constraints): Ditto.
13404 * doc/makefile.texi (Makefile): Add comma.
13406 2008-01-31 Tom Browder <tom.browder@gmail.com>
13407 Gerald Pfeifer <gerald@pfeifer.com>
13409 * doc/sourcebuild.texi (Front End): Remove references to CVS
13410 and CVSROOT/modules.
13411 (Texinfo Manuals): Replace reference to CVS by one to SVN.
13412 (Back End): Remove reference to CVS.
13414 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
13417 * config/mips/mips.c (gen_load_const_gp): New function, taking a
13419 (mips16_gp_pseudo_reg): ...here.
13420 * config/mips/mips.md (load_const_gp): Replace with...
13421 (load_const_gp_<mode>): ...this :P-based insn.
13423 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13425 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
13426 options. Minor fixes.
13427 (-std): Move reference to standards closer to where language
13428 standards are first mentioned.
13430 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
13432 PR rtl-optimization/34995
13433 * reload.c (alternative_allows_const_pool_ref): Take an rtx
13434 parameter and return a bool. If the rtx parameter is nonnull,
13435 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
13436 (find_reloads): Update call accordingly. Pass the new operand
13437 if it needed no address reloads, otherwise pass null.
13439 2008-01-30 Richard Henderson <rth@redhat.com>
13442 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
13443 for unbounded arrays.
13445 2008-01-30 Silvius Rus <rus@google.com>
13447 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
13449 2008-01-30 Jan Hubicka <jh@suse.cz>
13452 * i386.c (init_cumulative_args): Use real function declaration when
13455 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
13457 PR rtl-optimization/34998
13458 * global.c (build_insn_chain): Treat non-subreg_lowpart
13459 SUBREGs of pseudos as clobbering all the words covered by the
13460 SUBREG, not just all the bytes.
13461 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
13462 original df_ref rather than an extract parameter.
13463 (global_conflicts): Update call accordingly.
13465 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
13467 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
13468 the overflow check to make it easier to read.
13469 (__fixtfdi): Change the type of the ll member in union
13470 long_double to UDItype_x.
13472 2008-01-30 Jakub Jelinek <jakub@redhat.com>
13474 PR middle-end/34969
13475 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
13476 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
13477 * tree-inline.c (fold_marked_statements): Call
13478 cgraph_update_edges_for_call_stmt if folding a call statement.
13479 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
13480 debug_generic_stmt calls, reset it back afterwards.
13483 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
13485 * c-typeck.c (build_external_ref): Don't pedwarn about
13486 static vars in current function's scope.
13488 2008-01-29 Joseph Myers <joseph@codesourcery.com>
13490 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
13492 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
13495 * ipa-struct-reorg.c: Fix spelling.
13496 * params.def: Ditto.
13498 2008-01-29 Richard Guenther <rguenther@suse.de>
13500 PR middle-end/35006
13501 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
13503 * tree-inline.c (remap_type): Increment remapping_type_depth
13504 around remapping types.
13505 (copy_body_r): Only add referenced variables if they are referenced
13506 from code, not types.
13508 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
13519 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
13520 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
13522 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
13525 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
13526 pointer for tiny stack.
13528 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
13530 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
13532 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
13534 * config/vx-common.h: Fix typo in comment.
13536 2008-01-28 Ian Lance Taylor <iant@google.com>
13540 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
13541 coalesce pointers if they have different DECL_NO_TBAA_P values.
13542 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
13543 between variables with different DECL_NO_TBAA_P values.
13545 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
13548 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
13549 are not legitimate small data references on SPE targets.
13551 2008-01-28 David Daney <ddaney@avtrex.com>
13553 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
13555 2008-01-28 David Daney <ddaney@avtrex.com>
13557 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
13559 2008-01-27 Joseph Myers <joseph@codesourcery.com>
13561 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
13562 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
13563 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
13564 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
13565 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13566 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
13567 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
13568 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
13570 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13572 * basic-block.h (condjump_equiv_p): Fix comment.
13574 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13576 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
13577 print_generic_stmt_indented): Fix comment.
13579 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13581 * configure.ac (__stack_chk_fail): Add detecion for availability
13582 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
13583 * configure: Regenerate.
13585 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
13587 PR middle-end/34688
13588 * final.c (output_addr_const): Handle TRUNCATE.
13590 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
13593 * tree-ssa-loop-ivopts.c (comp_cost): New type.
13594 (zero_cost, infinite_cost): New constants.
13595 (struct cost_pair): Change type of cost to comp_cost.
13596 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
13597 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
13599 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
13600 split_address_cost, ptr_difference_cost, difference_cost,
13601 get_computation_cost_at, get_computation_cost,
13602 determine_use_iv_cost_generic, determine_use_iv_cost_address,
13603 determine_use_iv_cost_condition, determine_use_iv_costs,
13604 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
13605 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
13606 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
13607 Change type of cost to comp_cost.
13608 (determine_iv_cost): Increase cost of non-original ivs, instead
13609 of decreasing the cost of original ones.
13610 (get_address_cost): Indicate the complexity of the addressing mode
13612 (try_add_cand_for): Prefer using ivs not specific to some object.
13613 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
13615 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
13616 Janis Johnson <janis187@us.ibm.com>
13619 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
13620 (TARGET_INSTANTIATE_DECLS): Likewise.
13621 * target.h (expand_to_rtl_hook): New target hook.
13622 (instantiate_decls): Likewise.
13623 * function.c (instantiate_decl): Make non-static. Rename to...
13624 (instantiate_decl_rtl): ... this.
13625 (instantiate_expr): Use instantiate_decl_rtl.
13626 (instantiate_decls_1): Likewise.
13627 (instantiate_decls): Likewise.
13628 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
13629 * function.h (instantiate_decl_rtl): Add prototype.
13630 * cfgexpand.c (target.h): New include.
13631 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
13632 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
13633 (TARGET_INSTANTIATE_DECLS): Likewise.
13634 (TARGET_INITIALIZER): New target hooks added.
13635 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
13637 * config/rs6000/rs6000.c (tree-flow.h): New include.
13638 (machine_function): Add sdmode_stack_slot field.
13639 (rs6000_alloc_sdmode_stack_slot): New function.
13640 (rs6000_instantiate_decls): Likewise.
13641 (rs6000_secondary_memory_needed_rtx): Likewise.
13642 (rs6000_check_sdmode): Likewise.
13643 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
13644 (TARGET_INSTANTIATE_DECLS): Likewise.
13645 (rs6000_hard_regno_mode_ok): Allow SDmode.
13646 (num_insns_constant): Likewise. Handle _Decimal32 constants.
13647 (rs6000_emit_move): Handle SDmode.
13648 (function_arg_advance): Likewise.
13649 (function_arg): Likewise.
13650 (rs6000_gimplify_va_arg): Likewise. Add special handling of
13651 SDmode var args for 32-bit compiles.
13652 (rs6000_secondary_reload_class): Handle SDmode.
13653 (rs6000_output_function_epilogue): Likewise.
13654 (rs6000_function_value): Simplify if statement.
13655 (rs6000_libcall_value): Likewise.
13656 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
13657 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
13658 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
13659 (movsd_hardfloat): New define_insn.
13660 (movsd_softfloat): Likewise.
13661 (movsd_store): Likewise.
13662 (movsd_load): Likewise.
13663 (extendsddd2): Likewise.
13664 (extendsdtd2): Likewise.
13665 (truncddsd2): Likewise.
13666 (movdd_hardfloat64): Fixup comment.
13667 (UNSPEC_MOVSD_LOAD): New constant.
13668 (UNSPEC_MOVSD_STORE): Likewise.
13670 2008-01-26 Jakub Jelinek <jakub@redhat.com>
13673 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
13675 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
13676 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
13677 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
13678 and TRUTH_XOR_EXPR.
13680 2008-01-26 David Edelsohn <edelsohn@gnu.org>
13683 * config.gcc: Separate AIX 5.3 from AIX 6.1.
13684 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13685 __LONGDOUBLE128 too.
13686 * config/rs6000/aix61.h: New file.
13688 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
13690 PR rtl-optimization/34959
13691 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
13692 popcount and parity rtxes the same mode as their operand.
13693 Truncate or extend the result to the return value's mode
13696 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
13699 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
13700 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
13701 to GOT_VERSION_REGNUM.
13702 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
13703 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
13704 * config/mips/mips.c (mips_emit_call_insn): New function.
13705 (mips_call_tls_get_addr): Call mips_expand_call directly.
13706 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
13708 (mips16_build_call_stub): Likewise. Return the call insn or null.
13709 (mips_expand_call): Update the call to mips16_build_call_stub
13710 accordingly and a remove redundant condition. Assert that MIPS16
13711 stubs do not use lazy binding. Use mips_emit_call_insn and return
13713 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
13715 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
13716 (mips_avoid_hazard): Remove hazard_set handling.
13717 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
13718 (UNSPEC_RESTORE_GP): ...this.
13719 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
13720 (FAKE_CALL_REGNO): Rename to...
13721 (GOT_VERSION_REGNUM): ...this.
13722 (type): Add "ghost" value. Add an associated insn reservation.
13723 (hazard_set): Remove.
13724 (exception_receiver): Rename to...
13725 (restore_gp): ...this and update the unspec identifier accordingly.
13726 (exception_receiver, nonlocal_got_receiver): New expanders.
13727 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
13728 FAKE_CALL_REGNO. Remove hazard_set attribute.
13729 (set_got_version, update_got_version): New patterns.
13731 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
13734 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
13736 2008-01-25 Joseph Myers <joseph@codesourcery.com>
13739 * doc/install.texi2html: Generate gcc-vers.texi.
13741 2008-01-25 DJ Delorie <dj@redhat.com>
13743 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
13745 2008-01-25 Joseph Myers <joseph@codesourcery.com>
13747 * config/c4x: Remove directory.
13748 * config.gcc (crx-*, mt-*): Mark obsolete.
13749 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
13750 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
13751 sh-*-rtemscoff*): Remove cases.
13752 * defaults.h (C4X_FLOAT_FORMAT): Remove.
13753 * real.c (encode_c4x_single, decode_c4x_single,
13754 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
13755 c4x_extended_format): Remove.
13756 * real.h (c4x_single_format, c4x_extended_format): Remove.
13757 * doc/extend.texi (interrupt, naked): Remove mention of attributes
13759 (Pragmas): Remove comment about c4x pragmas.
13760 * doc/install.texi (c4x): Remove target-specific instructions.
13761 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
13762 * doc/md.texi (Machine Constraints): Remove C4x documentation.
13763 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
13764 refer to C4x source files as examples.
13765 (C4X_FLOAT_FORMAT): Remove documentation.
13767 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
13769 * config/bfin/bfin.c (override_options): Reorder tests so that
13770 flag_pic gets enabled for -msep-data.
13772 2008-01-25 Richard Guenther <rguenther@suse.de>
13774 PR middle-end/32244
13775 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
13776 to its bitfield precision if required.
13778 2008-01-25 Jakub Jelinek <jakub@redhat.com>
13780 PR middle-end/33880
13781 * tree-nested.c (walk_omp_for): New function.
13782 (convert_nonlocal_reference, convert_local_reference): Call
13783 walk_omp_for on OMP_FOR.
13784 (convert_call_expr): Call walk_body on OMP_FOR's
13785 OMP_FOR_PRE_INIT_BODY.
13787 2008-01-25 Richard Guenther <rguenther@suse.de>
13789 PR tree-optimization/34966
13790 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
13791 default defs and PHI_NODEs we have to insert after the
13792 defining statement.
13794 2008-01-24 Nick Clifton <nickc@redhat.com>
13796 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
13797 Provide a default definition.
13798 (LIBGCC2_UNITS_PER_WORD): Likewise.
13800 * config/stormy16/stormy16.c: Include df.h for the prototype
13801 for df_regs_ever_live_p.
13802 (xstormy16_expand_builtin_va_start): Convert the stack offset
13803 into a component_ref and then use POINTER_PLUS_EXPR to add it
13804 to the incoming_virtual_args_rtx.
13805 (xstormy16_gimplify_va_arg_expr): Rename to
13806 xstormy16_gimplify_va_arg_expr.
13807 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
13808 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
13809 xstormy16_gimplify_va_arg_expr.
13810 Fix up some formatting issues.
13812 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
13813 Move to predicates.md.
13814 (xs_hi_general_operand): Likewise.
13815 (xs_hi_nonmemory_operand): Likewise.
13816 * config/stormy16/predicates.md:
13817 (xstormy16_carry_plus_operand): New predicate.
13818 (xs_hi_general_operand): New predicate.
13819 (xs_hi_nonmemory_operand): New predicate.
13820 * config/stormy16/stormy16-protos.h:
13821 (xstormy16_carry_plus_operand): Delete prototype.
13822 (xs_hi_general_operand): Likewise.
13823 (xs_hi_nonmemory_operand): Likewise.
13825 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
13826 modifiers as they are no longer needed and they can trigger
13827 reload spill failures.
13829 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
13830 with a match_operand in order to help reload.
13832 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
13833 constraint with 'e' for the 8th alternative as this version of
13834 the mov.w instruction only accepts the lower 8 registers.
13836 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
13839 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
13840 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
13843 2008-01-25 Jakub Jelinek <jakub@redhat.com>
13845 PR middle-end/33333
13846 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
13848 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
13850 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
13852 (remove_structure): Update allocations list before removing structure.
13854 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
13856 * ipa-struct-reorg.c (is_safe_cond_expr,
13857 create_new_stmts_for_cond_expr): Use integer_zerop function,
13858 that recognize not only zero-pointer, but zero-integer too.
13860 2008-01-25 Ben Elliston <bje@au.ibm.com>
13863 * fixproto: Escape "." in sed expression that strips leading "./".
13865 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
13868 * gcc.c (SWITCH_OK): Removed.
13869 (SWITCH_LIVE): Changed to bit.
13870 (SWITCH_FALSE): Likewise.
13871 (SWITCH_IGNORE): Likewise.
13872 (switchstr): Change live_cond to unsigned int.
13873 (process_command): Replace SWITCH_OK with 0.
13874 (do_self_spec): Likewise.
13875 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
13876 (give_switch): Likewise.
13877 (used_arg): Likewise.
13878 (do_spec_1): Set the SWITCH_IGNORE bit.
13879 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
13880 bits. Set the SWITCH_LIVE bit.
13882 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
13884 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
13886 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
13888 PR tree-optimization/34472
13889 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
13890 parameter to a "bool *" and set *DATA to false if there is
13891 an unsafe access. Do not delete the structure here.
13892 (check_cond_exprs): Delete it here instead.
13893 (check_cond_exprs, exclude_cold_structs): Do not increase
13894 I when removing a structure.
13896 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
13899 * config/i386/i386.c (ix86_expand_vector_init): Consider only
13900 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
13902 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
13904 PR middle-end/34934
13905 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
13906 a fixed vector for stack.
13908 2008-01-24 Ben Elliston <bje@au.ibm.com>
13911 * doc/gcc.texi (Software development): Add a direntry for g++.
13913 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
13915 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
13916 stale and straggling -fforce-addr comments above.
13918 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
13920 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
13921 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
13923 2008-01-23 Michael Matz <matz@suse.de>
13926 * dwarf2out.c (force_type_die): Use modified_type_die instead of
13929 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
13931 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
13932 malloc result type.
13934 2008-01-23 Anatoly Sokolov <aesok@post.ru>
13936 * config/avr/avr.c (avr_current_arch): New variable.
13937 (avr_arch_types): Add 'avr31' and 'avr51' entries.
13938 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
13939 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
13940 (avr_override_options): Init 'avr_current_arch'.
13941 (base_arch_s): Move from here...
13942 * config/avr/avr.h (base_arch_s): ... here. Add new members
13943 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
13944 'mega' to 'have_jmp_call'.
13945 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
13946 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
13948 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
13950 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13951 MULTILIB_MATCHES): (Ditto.).
13953 2008-01-23 Richard Guenther <rguenther@suse.de>
13955 PR middle-end/31529
13956 * cgraphunit.c (cgraph_reset_node): Always mark the node
13957 not reachable if it is not queued already.
13959 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
13961 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
13962 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
13963 (cputype_selected): New static variable.
13964 (bfin_handle_option): Set it if -mcpu is used.
13965 (override_option): Select default set of workarounds if no cpu type
13966 selected on the command line.
13967 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
13969 From Michael Frysinger <michael.frysinger@analog.com>
13970 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
13971 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
13973 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
13974 for bf547, bf523, bf524, and bf526.
13975 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
13977 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13978 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
13979 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
13980 __ADSPBF547__ and __ADSPBF54x__ for bf547.
13981 * doc/invoke.texi (Blackfin Options): Document that
13982 -mcpu now accept bf547, bf523, bf524, and bf526.
13984 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
13986 PR rtl-optimization/34628
13987 * combine.c (try_combine): Stop and undo after the first combination
13988 if an autoincrement side-effect on the first insn has effectively
13991 2008-01-22 David Edelsohn <edelsohn@gnu.org>
13994 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
13995 Offset addresses are not valid for Altivec or paired float modes.
13997 2008-01-22 Jakub Jelinek <jakub@redhat.com>
14000 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
14001 if DECL_INITIAL (decl) is error_mark_node.
14004 * c-common.c (handle_vector_size_attribute): Only allow
14005 integral, scalar float and fixed point types. Handle OFFSET_TYPE
14006 the same way as pointer, array etc. types.
14007 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
14010 * tree.c (build_type_attribute_qual_variant): Call
14011 build_qualified_type if attributes are equal, but quals are not.
14013 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14016 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
14017 * flags.h (warn_strict_aliasing): Remove.
14018 (warn_strict_overflow): Remove.
14019 * opts.c (warn_strict_aliasing): Remove.
14020 (warn_strict_overflow): Remove.
14021 * c-opts.c (c_common_handle_option): -Wall only sets
14022 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
14023 (c_common_post_options): Give default values to -Wstrict-aliasing
14024 and -Wstrict-overflow if they are uninitialized.
14025 * common.opt (Wstrict-aliasing): Specify Var and Init.
14026 (Wstrict-overflow): Likewise.
14028 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
14030 PR rtl-optimization/26854
14031 PR rtl-optimization/34400
14032 PR rtl-optimization/34884
14033 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
14035 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
14036 (df_rd_bb_info.expanded_lr_out): Deleted
14037 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
14038 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
14039 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
14040 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
14041 Removed code to allocate, initialize or free expanded_lr_out.
14042 (df_rd_bb_local_compute_process_def): Restructured to make more
14044 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
14045 sets if the sets are being trimmed.
14047 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
14050 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
14051 (as_vers): Likewise.
14052 * configure: Regenerated.
14054 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14056 PR middle-end/33092
14057 * tree-pass.h (pass_build_alias): New pass.
14058 * tree-ssa-alias.c (gate_build_alias): New.
14059 (pass_build_alias): New.
14060 * passes.c (init_optimization_passes): Add pass_build_alias after
14061 pass_create_structure_vars.
14063 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
14065 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
14066 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
14067 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
14068 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
14069 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
14070 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
14071 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
14072 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
14073 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
14074 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
14075 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
14076 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
14077 * config/s390/s390.md (FP_ALL): New mode iterator.
14078 (_d): New mode attribute.
14079 ("*signbit<mode>2>"): Changed mode of first operand.
14080 ("isinf<mode>2"): Changed mode of first operand.
14081 ("*TDC_insn"): Adaptation for DFP modes.
14083 2008-01-22 Ben Elliston <bje@au.ibm.com>
14085 * tree.c (check_qualified_type): Improve function description.
14087 2008-01-21 Jason Merrill <jason@redhat.com>
14090 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
14091 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
14094 2008-01-21 DJ Delorie <dj@redhat.com>
14096 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
14099 2008-01-21 Richard Guenther <rguenther@suse.de>
14101 PR middle-end/34856
14102 * tree-cfg.c (verify_expr): Allow all invariant expressions
14103 instead of just constant class ones as reference argument.
14104 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
14105 like any other constant.
14106 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
14108 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
14110 * regmove.c (fixup_match_1): Update call crossed frequencies.
14112 2008-01-21 Richard Guenther <rguenther@suse.de>
14115 * tree-inline.c (setup_one_parameter): Deal with mismatched
14116 types using a VIEW_CONVERT_EXPR.
14118 2008-01-21 Alon Dayan <alond@il.ibm.com>
14119 Olga Golovanevsky <olga@il.ibm.com>
14121 PR tree-optimization/34701
14122 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
14123 when the structure size is not a power of 2.
14125 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
14127 * doc/install.texi: Add doc for --enable-checking=df.
14129 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
14131 PR rtl-optimization/34808
14132 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
14134 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
14136 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
14139 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14141 PR rtl-optimization/26854
14142 PR rtl-optimization/34400
14143 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
14145 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
14146 (df_rd_bb_info.expanded_lr_out): New.
14147 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
14148 * loop_iv.c (iv_analysis_loop_init): Ditto.
14149 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
14150 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
14151 Added code to allocate, initialize or free expanded_lr_out.
14152 (df_rd_bb_local_compute_process_def): Restructured to make
14153 more understandable.
14154 (df_rd_confluence_n): Add code to do nothing with fake edges and
14155 code to no apply invalidate_by_call sets if the sets are being trimmed.
14156 (df_lr_local_finalize): Renamed to df_lr_finalize.
14157 (df_live_local_finalize): Renamed to df_live_finalize.
14159 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
14162 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
14163 deciding whether to use reciprocal instructions.
14165 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
14167 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
14168 dwarf2out_note_section_used if cold_text_section is NULL.
14170 2008-01-19 Jakub Jelinek <jakub@redhat.com>
14172 PR gcov-profile/34610
14173 * tree-cfg.c (make_edges): Mark both outgoing edges from
14174 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
14175 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
14176 from OMP_FOR and OMP_CONTINUE outgoing edges.
14178 * tree-profile.c (tree_profiling): Return early if
14179 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
14181 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
14182 from cfun to child_cfun.
14183 * function.h (struct function): Add after_tree_profile bit.
14185 2008-01-19 Anatoly Sokolov <aesok@post.ru>
14187 * config/avr/avr.S (_exit): Disable interrupt.
14189 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
14190 Steven Bosscher <stevenb.gcc@gmail.com>
14192 PR rtl-optimization/26854
14193 PR rtl-optimization/34400
14194 * df-problems.c (df_live_scratch): New scratch bitmap.
14195 (df_live_alloc): Allocate df_live_scratch when doing df_live.
14196 (df_live_reset): Clear the proper bitmaps.
14197 (df_live_bb_local_compute): Only process the artificial defs once
14198 since the order is not important.
14199 (df_live_init): Init the df_live sets only with the variables
14200 found live by df_lr.
14201 (df_live_transfer_function): Use the df_lr sets to prune the
14202 df_live sets as they are being computed.
14203 (df_live_free): Free df_live_scratch.
14205 2008-01-18 Ian Lance Taylor <iant@google.com>
14207 * common.opt: Add fmerge-debug-strings.
14208 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
14209 flag_merge_debug_strings rather than flag_merge_constants.
14210 * doc/invoke.texi (Option Summary): Mention
14211 -fmerge-debug-strings.
14212 (Debugging Options): Document -fmerge-debug-strings.
14214 2008-01-18 Ian Lance Taylor <iant@google.com>
14217 * tree.h (DECL_IS_OPERATOR_NEW): Define.
14218 (struct tree_function_decl): Add new field operator_new_flag.
14219 * tree-inline.c (expand_call_inline): When inlining a call to
14220 operator new, force the return value to go into a variable, and
14221 set DECL_NO_TBAA_P on that variable.
14222 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
14224 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
14227 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
14228 DWARF2_DEBUGGING_INFO.
14229 (dwarf2out_note_section_used): Ditto. Add prototype.
14230 (have_multiple_function_sections, text_section_used,
14231 cold_text_section_used, *cold_text_sections): Move declarations
14234 2008-01-17 Bob Wilson <bob.wilson@acm.org>
14236 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
14237 field and add signal_ra.
14238 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
14239 assignments to frame state pc. Move end of stack check after
14240 MD_FALLBACK_FRAME_STATE_FOR.
14241 (uw_update_context_1): Use frame state signal_regs if set, instead
14242 of checking signal_frame flag.
14243 (uw_update_context): Use frame state signal_ra if set.
14244 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
14245 * config/xtensa/linux-unwind.h: New file.
14247 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
14249 * modulo-sched.c (get_sched_window): Fix comment typo.
14251 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
14253 PR tree-optimization/34648
14254 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
14256 2008-01-17 Anatoly Sokolov <aesok@post.ru>
14258 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
14259 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
14261 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
14263 PR rtl-optimization/34400
14264 * df-core.c (df_worklist_dataflow_overeager,
14265 df_worklist_dataflow_doublequeue): New functions.
14266 (df_worklist_dataflow): Two different worklist solvers.
14267 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
14270 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14273 * doc/invoke.texi: Document the dependence on pthread for fopenmp
14274 and ftree-parallelize-loops.
14276 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
14278 PR rtl-optimization/34826
14279 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
14281 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
14283 * global.c (find_reg): Mark the eh regs as used if necessary.
14284 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
14285 * ra.h (struct allocno): no_eh_reg field added. Changed
14286 no_stack_reg type to bitfield.
14288 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
14290 * tree.c (substitute_in_expr): Add missing 'break'.
14292 2008-01-17 Richard Guenther <rguenther@suse.de>
14294 PR tree-optimization/34825
14295 * tree-ssa-math-opts.c (is_division_by): Do not recognize
14296 x / x as division to handle.
14298 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14300 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
14301 "-pthread" is specified.
14302 * pa-hpux11.h (LIB_SPEC): Likewise.
14304 2008-01-16 Janis Johnson <janis187@us.ibm.com>
14305 Peter Bergner <bergner@vnet.ibm.com>
14307 PR rtl-optimization/33796
14308 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
14310 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14312 PR libgfortran/34699
14313 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
14315 * pa-hpux10.h (LINK_SPEC): Likewise.
14316 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
14318 2008-01-16 Richard Guenther <rguenther@suse.de>
14320 PR middle-end/32628
14321 * fold-const.c (fold_convert_const_int_from_int): Do not
14322 set overflow if that occured only because of a sign extension
14323 change when converting from/to a sizetype with the same
14324 precision and signedness.
14326 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
14329 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
14330 location address to the correct place. Update copyright year.
14332 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14334 * lambda-code.c (lambda_transform_legal_p): Handle the case of
14335 no dependences in the dependence_relations vector.
14337 2008-01-16 Jan Hubicka <jh@suse.cz>
14339 PR rtl-optimization/31396
14340 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
14341 * cfg.c (dump_reg_info): Print it.
14342 * regs.h (struct reg_info_t): add freq_calls_crossed.
14343 (REG_FREQ_CALLS_CROSSED): New macro.
14344 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
14345 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
14346 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
14347 regmove_optimize): Update call crossed frequencies.
14348 * local-alloc.c (struct qty): Add freq_calls_crossed.
14349 (alloc_qty): Copute freq_calls_crossed.
14350 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
14351 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
14352 * ra.h (struct allocno): Add freq_calls_crossed.
14354 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14356 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
14357 libgomp when compiling with ftree-parallelize-loops.
14358 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
14360 2008-01-16 Richard Guenther <rguenther@suse.de>
14362 PR tree-optimization/34769
14363 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
14364 * tree.c (int_cst_value): Instead make this function more
14365 permissive in what it accepts as valid input. Document this
14366 function always sign-extends the value.
14368 2008-01-16 Jakub Jelinek <jakub@redhat.com>
14369 Richard Guenther <rguenther@suse.de>
14372 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
14373 (gimple_fold_indirect_ref_rhs): ... this.
14374 (gimple_fold_indirect_ref): New function with foldings
14375 that preserve lvalueness.
14376 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
14377 * tree-flow.h (gimple_fold_indirect_ref): Declare.
14378 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
14379 to fold an INDIRECT_REF, fall back to the old use of
14380 fold_indirect_ref_1.
14382 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14384 * tree-data-ref.c (subscript_dependence_tester_1): Call
14385 free_conflict_function.
14386 (compute_self_dependence): Same.
14388 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
14391 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
14392 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
14394 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
14395 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
14396 for DWARF2_UNWIND_INFO targets.
14398 2008-01-16 Richard Guenther <rguenther@suse.de>
14401 * c-typeck.c (common_pointer_type): Do not merge inconsistent
14402 type qualifiers for function types.
14404 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
14406 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
14407 loop_iterator li from previous commit.
14409 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
14411 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
14413 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
14415 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
14416 (parallelize_loops): Don't parallelize irreducible components.
14418 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14421 * c-opts (c_common_post_options): Do not enable CPP
14422 flag_pedantic_errors by default.
14424 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
14426 PR rtl-optimization/31944
14427 * cse.c (remove_pseudo_from_table): New function.
14428 (merge_equiv_classes): Use above function to remove pseudo-registers.
14429 (invalidate): Likewise.
14431 2008-01-13 Richard Guenther <rguenther@suse.de>
14433 PR middle-end/34601
14434 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
14435 instead of TYPE_MODE to deal with calls from expand_one_error_var.
14437 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
14439 * gcse.c (cprop_jump): Call validate_unshare_change instead of
14440 validate_change to unshare the source of the PC set.
14442 2008-01-12 Jan Hubicka <jh@suse.cz>
14444 PR middle-end/32135
14445 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
14446 references above array bounds. This might trigger bounds checks for
14447 pointers to arrays.
14449 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
14451 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
14452 new_replaceable_dependencies.
14454 2008-01-12 Doug Kwan <dougkwan@google.com>
14456 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
14457 instead of OPT_Wreturn_type in warning due to ignored return type
14459 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
14460 options included in -Wextra.
14461 * c.opt: New option -Wignored_qualifiers.
14462 * doc/invoke.texi (Warning Options, -Wextra): Add new option
14463 -Wignore_qualifiers.
14464 (-Wignored-qualifiers): Document.
14465 (-Wreturn-type): Remove description of functionality now handled
14466 by -Wignored-qualifiers.
14468 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
14471 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
14472 NOP_EXPR if it is between integral types with the same precision.
14474 2008-01-12 Jan Hubicka <jh@suse.cz>
14477 * invoke.texi (max-inline-recursive-depth): Fix default value.
14479 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
14481 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
14484 2008-01-11 Bob Wilson <bob.wilson@acm.org>
14486 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
14488 2008-01-11 James E. Wilson <wilson@specifix.com>
14491 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
14493 2008-01-11 Anatoly Sokolov <aesok@post.ru>
14495 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
14496 save/restore frame pointer register and don't use 'call-prologues'
14497 optimization in function with "OS_task" attribute.
14499 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
14501 PR middle-end/31309
14502 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
14503 when copying to memory.
14505 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
14507 PR rtl-optimization/30905
14508 * cfgcleanup.c: Include dce.h
14509 (crossjumps_occured): New global variable.
14510 (try_crossjump_bb): Exit loop after finding a fallthru edge.
14511 If something changed, set crossjumps_occured to true.
14512 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
14513 Don't add/remove fake edges to exit here...
14514 (cleanup_cfg): ...but do it here, when crossjumping.
14515 Run a fast DCE when successful crossjumps occured in the latest
14516 iteration of try_optimize_cfg.
14518 2008-01-11 Richard Guenther <rguenther@suse.de>
14520 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
14521 (struct vn_unary_op_s): Likewise.
14522 (vn_reference_insert): Free old reference on hash collision.
14524 2008-01-10 Raksit Ashok <raksit@google.com>
14526 PR rtl-optimization/27971
14527 * combine.c (find_split_point): Split PLUS expressions which are
14528 inside a MEM rtx, and whose first operand is complex.
14530 2008-01-10 DJ Delorie <dj@redhat.com>
14532 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
14533 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
14534 (m32c_hard_regno_ok): Call the underlying function.
14536 2008-01-10 Richard Guenther <rguenther@suse.de>
14538 PR middle-end/34683
14539 * tree-cfg.c (tree_merge_blocks): Do not go through the
14540 full-blown folding and stmt updating path if we just deal
14541 with virtual operands.
14542 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
14543 test for abnormal SSA_NAMEs.
14545 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
14547 PR middle-end/34641
14548 * reload.c (push_reload): Add assertions. All constants from
14549 reg_equiv_constant should have been used for replacing the respective
14551 (find_reloads_address): Invoke find_reloads_address_part for
14552 constant taken from the reg_equiv_constant array.
14554 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
14556 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
14557 field (valnum) the first in the struct. Replace bools with
14560 2008-01-10 Richard Guenther <rguenther@suse.de>
14562 PR tree-optimization/34651
14563 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
14564 types and ordering for masking and converting.
14566 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
14568 PR tree-optimization/34017
14569 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
14570 also for PHI_NODE expressions.
14572 2008-01-09 Jan Hubicka <jh@suse.cz>
14574 PR tree-optimization/34708
14575 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
14576 based on number of case labels.
14577 (init_inline_once): Remove switch_cost.
14578 * tree-inline.h (eni_weights_d): Remove switch_cost.
14580 2008-01-09 Richard Guenther <rguenther@suse.de>
14581 Andrew Pinski <andrew_pinski@playstation.sony.com>
14583 PR middle-end/30132
14584 * gimplify.c (gimplify_cond_expr): Do not create an addressable
14585 temporary if an rvalue is ok or an lvalue is not required.
14587 2008-01-09 Richard Guenther <rguenther@suse.de>
14589 PR middle-end/34458
14590 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
14591 adjust return type.
14593 2008-01-09 Richard Guenther <rguenther@suse.de>
14595 PR middle-end/34679
14596 * tree.c (host_integerp): Check for sizetype only if the
14597 type is an integer type.
14599 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
14602 * opts.c (decode_options): Disable inlining of functions called
14603 once if not in unit-at-a-time mode.
14605 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
14607 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
14609 2008-01-08 Richard Guenther <rguenther@suse.de>
14611 PR middle-end/31863
14612 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
14613 out early if the result will be unused.
14615 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
14620 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14621 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
14624 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
14626 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
14627 for vectorization tuned.
14629 2008-01-08 Richard Guenther <rguenther@suse.de>
14631 PR tree-optimization/34683
14632 * tree-ssa-operands.c (operand_build_cmp): Export.
14633 * tree-ssa-operands.h (operand_build_cmp): Declare.
14634 * tree-vn.c (vuses_compare): Remove.
14635 (sort_vuses): Use operand_build_cmp.
14636 (sort_vuses_heap): Likewise.
14637 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
14638 to re-use old VEC if available. Do not sort already sorted VUSEs.
14639 (vdefs_to_vec): Do not sort already sorted VDEFs.
14641 2008-01-08 Jakub Jelinek <jakub@redhat.com>
14643 PR middle-end/34694
14644 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
14646 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
14649 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
14650 limitations of reciprocal sequences on x86 targets.
14652 2008-01-08 Richard Guenther <rguenther@suse.de>
14654 PR tree-optimization/34683
14655 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
14657 2008-01-07 Jakub Jelinek <jakub@redhat.com>
14660 * config/darwin.c (darwin_mergeable_string_section): Don't use
14661 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
14663 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
14666 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
14667 negxf2. Macroize expander using X87MODEF mode iterator. Change
14668 predicates of op0 and op1 to register_operand.
14669 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
14670 expander using X87MODEF mode iterator. Change predicates of
14671 op0 and op1 to register_operand.
14672 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
14673 corresponding patterns and macroize using MODEF macro. Change
14674 predicates of op0 and op1 to register_operand and remove
14675 "m" constraint. Disparage "r" alternative with "!".
14676 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
14677 macroize using X87MODEF macro. Change predicates of op0 and op1
14678 to register_operand and remove "m" constraint. Disparage "r"
14679 alternative with "!".
14680 (absneg splitter with memory operands): Remove.
14681 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
14682 patterns and macroize using X87MODEF mode iterator.
14683 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
14684 Change predicate of op1 to register_operand.
14685 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
14686 for memory operands.
14688 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
14690 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
14692 2008-01-07 Richard Guenther <rguenther@suse.de>
14694 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
14697 2008-01-07 Richard Guenther <rguenther@suse.de>
14699 PR tree-optimization/34683
14700 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
14701 VOPs of the needed size to save memory. Use VEC_quick_push
14702 to save compile-time.
14703 (vdefs_to_vec): Likewise.
14705 2008-01-07 Sa Liu <saliu@de.ibm.com>
14707 * config/spu/spu.md (divdf3): Genetate inline code for double
14708 division. The implementation doesn't handle INF or NAN, therefore it
14709 only applies when -ffinite-math-only is given.
14711 2008-01-06 Paolo Carlini <pcarlini@suse.de>
14714 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
14715 * doc/cpp.texi ([Common Predefined Macros]): Document.
14717 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
14719 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
14720 order to use commutative addition instead of subtraction.
14722 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14723 Mircea Namolaru <namolaru@il.ibm.com>
14724 Vladimir Yanovsky <yanov@il.ibm.com>
14725 Revital Eres <eres@il.ibm.com>
14727 PR tree-optimization/34263
14728 * tree-outof-ssa.c (process_single_block_loop_latch,
14729 contains_tree_r): New functions.
14730 (analyze_edges_for_bb): Call process_single_block_loop_latch
14731 function to empty single-basic-block latch block if possible.
14733 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14735 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
14737 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
14739 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
14741 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
14743 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
14745 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
14747 2008-01-05 Jakub Jelinek <jakub@redhat.com>
14749 PR tree-optimization/34618
14750 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
14753 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14756 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
14757 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
14758 Update copyright year.
14760 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
14761 Update copyright year.
14762 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
14765 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
14767 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
14768 edge does not point to current bb before changing need_assert.
14770 2008-01-04 Richard Guenther <rguenther@suse.de>
14772 PR middle-end/34029
14773 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
14774 for verifying purposes if they are is_gimple_min_invariant.
14776 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
14778 PR tree-optimization/34448
14779 PR tree-optimization/34465
14780 * gimplify.c (gimplify_init_constructor): Add new parameter
14781 notify_temp_creation. Use it.
14782 (gimplify_modify_expr_rhs): Take volatiles into account when
14783 optimizing constructors.
14784 Do not optimize constructors if gimplify_init_constructor will dump to
14786 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
14787 * gcc.c-torture/compile/pr34448.c: New.
14789 2008-01-04 Jakub Jelinek <jakub@redhat.com>
14791 PR gcov-profile/34609
14792 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
14793 return_slot if result is TREE_ADDRESSABLE.
14795 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
14797 * config/mips/mips.md (sqrt_condition): Tweak comment.
14798 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
14800 2008-01-03 Tom Tromey <tromey@redhat.com>
14803 * c-common.c (c_type_hash): Handle VLAs.
14805 2008-01-03 Jan Hubicka <jh@suse.cz>
14807 PR tree-optimization/31081
14808 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
14809 0 when inlining and not inlining to first basic block.
14810 (remap_decl): When var is initialized to 0, don't set default_def.
14811 (expand_call_inline): Set entry_bb.
14812 * tree-inline.h (copy_body_data): Add entry_bb.
14814 2008-01-03 Jakub Jelinek <jakub@redhat.com>
14817 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
14820 PR tree-optimization/29484
14821 * tree-inline.c (inline_forbidden_p_2): New function.
14822 (inline_forbidden_p): Disallow inlining if some static var
14823 has an address of a local LABEL_DECL in its initializer.
14824 * doc/extend.texi (Labels as Values): Document &&foo behaviour
14827 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
14829 PR tree-optimization/34635
14830 * tree-data-ref.c (add_other_self_distances): Make sure that the
14831 evolution step is constant.
14833 2008-01-03 Jakub Jelinek <jakub@redhat.com>
14835 PR middle-end/34608
14836 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
14838 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
14840 * tree-sra.c (scalarize_init): Insert the generate_element_init
14841 statements after the generate_element_zero statements.
14843 2008-01-02 Richard Guenther <rguenther@suse.de>
14845 PR middle-end/34093
14846 PR middle-end/31976
14847 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
14848 for very large number of operands instead of ICEing.
14850 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
14853 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
14854 while stack probing.
14856 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
14858 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
14861 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
14863 PR libmudflap/26442
14864 * tree-mudflap.c (mx_register_decls): Guard warning by
14865 !DECL_ARTIFICIAL check.
14867 2008-01-01 Jakub Jelinek <jakub@redhat.com>
14869 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
14870 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
14871 sse5_perm<mode>): Fix constraints.