1 2008-07-10 Joseph Myers <joseph@codesourcery.com>
3 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
4 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
5 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
6 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7 excluding more specific h8300-*-* and sh-*-* targets.
9 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
11 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert
14 (execute_pre): Call loop_optimizer_finalize in early exit.
16 2008-07-10 Jakub Jelinek <jakub@redhat.com>
19 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
20 uids in the bitmap, not just VAR_DECL uids.
22 PR rtl-optimization/36419
23 * combine-stack-adj.c (adjust_frame_related_expr): New function.
24 (combine_stack_adjustments_for_block): Call it if needed. Delete
26 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
27 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
28 prologue sp adjustment.
30 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
33 * opts.c (print_ignored_options): Report postponed diagnostics for
34 unknown -Wno-* options as warnings, not errors.
35 (postpone_unknown_option_error): Renamed to...
36 (postpone_unknown_option_warning): ... this.
38 2008-07-09 Doug Kwan <dougkwan@google.com>
41 2008-07-08 Doug Kwan <dougkwan@google.com>
43 * config/arm/arm.opt (mandroid): New option.
44 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
45 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
49 (STARTFILE_SPEC): Same.
51 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
54 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
57 * config/mips/mips.h (reg_class): Remove V1_REG.
58 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
59 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
61 (mips_get_tp): New function.
62 (mips_legitimize_tls_address): Use it.
63 * config/mips/constraints.md (v): Delete.
64 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
65 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
66 After reload, split into a move and ...
67 (*tls_get_tp_<mode>_split): ...this new instruction.
69 2008-07-09 David Daney <ddaney@avtrex.com>
71 * config/mips/driver-native.c: Include coretypes.h and tm.h.
73 2008-07-09 Jakub Jelinek <jakub@redhat.com>
75 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
76 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
78 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
79 htab_delete should be called. Don't free c.
80 (lookup_tmp_var): Create temp_htab lazily.
81 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
82 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
84 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
85 lower_omp_ordered, lower_omp_critical, lower_omp_for,
86 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
87 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
88 * tree-sra.c (generate_element_init): Likewise.
89 * tree-mudflap.c (execute_mudflap_function_ops,
90 execute_mudflap_function_decls): Likewise.
91 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
92 * tree-gimple.h (struct gimplify_ctx): New type.
93 (push_gimplify_context): Adjust prototype.
95 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
97 * tree-ssa-pre.c (phi_translate_1): Update placement of
100 2008-07-09 Anatoly Sokolov <aesok@post.ru>
102 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
103 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
104 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
105 * targhooks.c (default_hard_regno_scratch_ok): New function.
106 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
107 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
108 * recog.c: Include "target.h".
109 (peep2_find_free_register): Add check for global regs. Add target
111 * Makefile.in (recog.o): Depend on target.h.
113 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
115 * config/sh/sh.c (sh_canonical_va_list_type): New.
116 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
118 2008-07-09 Raksit Ashok <raksit@google.com>
120 * doc/invoke.texi (Option Summary): Mention new option
121 -Wdisallowed-function-list=...
122 (Warning Options): Document -Wdisallowed-function-list=...
123 * common.opt (Wdisallowed-function-list=): New flag.
124 * flags.h (warn_disallowed_functions): External definition of new
125 boolean warning flag.
126 (warn_if_disallowed_function_p): Declare new function.
127 * opts.c (warning_disallowed_functions): New static variable.
128 (warn_disallowed_functions): New boolean warning flag.
129 (warn_if_disallowed_function_p): New function.
130 (add_comma_separated_to_vector): Rename
131 add_instrument_functions_exclude_list to this.
132 (common_handle_option): Handle new option. Rename calls to
133 add_instrument_functions_exclude_list into calls to
134 add_comma_separated_to_vector.
135 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
136 based on flag warn_disallowed_functions.
138 2008-07-09 Christian Bruel <christian.bruel@st.com>
140 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
141 instead of get_attr_length.
143 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
145 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
147 * genemit.c (gen_insn): Likewise.
148 * gengtype.c (note_def_vec): Likewise.
149 * gengtype.h (note_def_vec): Likewise.
150 * genoutput.c (struct data, output_insn_data, process_template,
151 gen_expand, gen_split, note_constraint): Likewise.
152 * genrecog.c (new_decision, add_to_sequence, factor_tests,
153 make_insn_sequence): Likewise.
154 * gensupport.c (record_insn_name): Likewise.
156 2008-07-08 Doug Kwan <dougkwan@google.com>
158 * config/arm/arm.opt (mandroid): New option.
159 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
160 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
162 (CC1PLUS_SPEC): Same.
164 (STARTFILE_SPEC): Same.
165 (ENDFILE_SPEC): Same.
166 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
169 2008-07-08 Raksit Ashok <raksit@google.com>
171 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
172 (set_storage_via_setmem): Fix expected_align parameter.
173 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
174 missing from the list.
175 * doc/md.texi (movmem): Explicitly state that expected alignment is
176 to be expressed in bytes.
177 (setmem): Explicitly state that expected alignment is to be expressed
180 2008-07-08 Joseph Myers <joseph@codesourcery.com>
182 * reload.c (find_reloads_subreg_address): Do not require validity
183 of address in original mode before reloading address.
185 2008-07-07 Tianwei Sheng <tianweis@google.com>
187 * df-core.c (df_remove_problem): Adjust the access to avoid out of
190 2008-07-08 Jakub Jelinek <jakub@redhat.com>
192 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P
195 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
197 Fix PR tree-optimization/23455
198 Fix PR tree-optimization/35286
199 Fix PR tree-optimization/35287
200 * Makefile.in (OBJS-common): Remove tree-vn.o.
202 * dbgcnt.def: Add treepre_insert debug counter.
203 * gcc/tree-flow.h (add_to_value): Updated for other changes.
204 (debug_value_expressions): Ditto.
205 (print_value_expressions): Ditto.
206 * tree-pretty-print.c (dump_generic_node): Updated for
207 VALUE_HANDLE removal.
208 * tree-ssa-dom.c (record_equality): Ditto.
209 (cprop_operand): Ditto.
210 (lookup_avail_expr): Ditto.
211 * tree-ssa-threadedge.c
212 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
213 (simplify_control_stmt_condition): Ditto.
214 * tree.c (tree_code_size): Ditto.
215 (tree_node_structure): Ditto.
216 (iterative_hash_expr): Ditto.
218 * tree.h (VALUE_HANDLE_ID): Ditto.
219 (VALUE_HANDLE_EXPR_SET): Ditto.
220 (struct tree_value_handle): Ditto.
221 (union tree_node): Ditto.
222 * treestruct.def: Ditto.
223 * tree-vn.c: Removed.
224 * tree-ssa-pre.c: Rewritten entirely.
225 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
226 (constant_value_ids): Ditto.
227 (vn_nary_op_t): Moved to header.
229 (vn_reference_op_t): Ditto
230 (vn_reference_t): Ditto.
231 (next_value_id): New variable.
232 (VN_INFO): Add an assert.
233 (vn_constant_eq): New function.
234 (vn_constant_hash): Ditto.
235 (get_or_alloc_constant_value_id): Ditto.
236 (value_id_constant_p): Ditto.
237 (vn_reference_compute_hash): De-staticify.
238 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
239 Disable some code with a FIXME.
240 Remove VALUE_HANDLE use.
241 (valueize_refs): Update opcode if it changes from ssa name to
243 (vn_reference_lookup_1): Add new argument.
244 (vn_reference_lookup): Ditto.
245 (vn_reference_lookup_pieces): New function.
246 (vn_reference_insert): Add return type. Modify to deal with value
248 (vn_reference_insert_pieces): New function.
249 (vn_nary_op_compute_hash): De-staticify.
250 (vn_nary_op_eq): Ditto.
251 (vn_nary_op_lookup_pieces): New function.
252 (vn_nary_op_lookup): Add new argument.
253 (vn_nary_op_insert_pieces): New function.
254 (vn_nary_op_insert): Add return type. Modify to deal with value
256 (vn_phi_insert): Ditto.
257 (visit_unary_op): Update for callee changes.
258 (visit_binary_op): Ditto.
259 (visit_reference_op_load): Ditto.
260 (visit_reference_op_store): Ditto.
261 (init_scc_vn): Init next_value_id, constant_to_value_id and
263 (free_scc_vn): Free them.
264 (set_hashtable_value_ids): New function.
265 (run_scc_vn): Use it.
266 (get_max_value_id): New function.
267 (get_next_value_id): Ditto.
268 (expressions_equal_p): Moved from tree-vn.c
270 (sort_vuses_heap): Ditto.
271 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
273 * tree.c (iterative_hash_hashval_t): Made non-static
274 * tree.h (iterative_hash_hashval_t): Declare it.
276 2008-07-08 Martin Jambor <mjambor@suse.cz>
278 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
279 instead of ipa_create_node_params.
280 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
281 ipa_check_create_edge_args, free them with
282 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
284 * ipa-prop.c: Include flags.h and tree-inline.h.
285 (ipa_node_params_vector): New variable.
286 (ipa_edge_args_vector): New variable.
287 (edge_removal_hook_holder): New variable.
288 (node_removal_hook_holder): New variable.
289 (edge_duplication_hook_holder): New variable.
290 (node_duplication_hook_holder): New variable.
291 (ipa_detect_param_modifications): Check for presence of modified flags.
292 (ipa_compute_jump_functions): Check for presence of jump functions.
293 (ipa_free_edge_args_substructures): New function.
294 (ipa_create_node_params): Removed.
295 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
296 (ipa_free_node_params_substructures): New function.
297 (ipa_free_all_node_params): Changed to deallocate the on-the-side
299 (ipa_edge_removal_hook): New function.
300 (ipa_node_removal_hook): New function.
301 (duplicate_array): New function.
302 (ipa_edge_duplication_hook): New function.
303 (ipa_node_duplication_hook): New function.
304 (ipa_register_cgraph_hooks): New function.
305 (ipa_unregister_cgraph_hooks): New function.
306 (free_all_ipa_structures_after_ipa_cp): New function.
308 * ipa-prop.h: Include vec.h.
309 (ipa_node_params_t): New typedef with vector types for it.
310 (ipa_edge_args_t): New typedef with vector types for it.
311 (IPA_NODE_REF): Changed to access an on-the-side vector.
312 (IPA_EDGE_REF): Changed to access an on-the-side vector.
313 (ipa_check_create_node_params): New function.
314 (ipa_check_create_edge_args): New function.
316 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
319 2008-07-07 Tom Tromey <tromey@redhat.com>
321 * configure, config.in: Rebuilt.
322 * configure.ac: Don't check for scandir or alphasort.
324 2008-07-07 Joseph Myers <joseph@codesourcery.com>
326 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
327 types immediately after creating them.
329 2008-07-07 Joseph Myers <joseph@codesourcery.com>
331 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
333 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
335 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
336 dump_constraint_graph.
337 (dump_constraint_edge): New function.
338 (dump_constraint_graph): New function.
339 (debug_constraint_graph): New function.
340 (dump_constraint): Removed useless comparison.
341 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
342 (dump_constraint_graph): Declare.
343 (debug_constraint_graph): Declare.
344 * tree-dump.c (struct dump_option_value_info): Declare
347 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
349 * config/i386/i386.c (is_va_list_char_pointer): New.
350 (ix86_va_start): Replace compare with ms_va_list_type_node
351 by is_va_list_char_pointer.
352 (ix86_gimplify_va_arg): Likewise.
354 2008-07-07 Martin Jambor <mjambor@suse.cz>
356 * cgraph.c (cgraph_edge_max_uid): New variable.
357 (struct cgraph_edge_hook_list): New type.
358 (struct cgraph_node_hook_list): New type.
359 (struct cgraph_2edge_hook_list): New type.
360 (struct cgraph_2node_hook_list): New type.
361 (first_cgraph_edge_removal_hook): New variable.
362 (first_cgraph_node_removal_hook): New variable.
363 (first_cgraph_edge_duplicated_hook): New variable.
364 (first_cgraph_node_duplicated_hook): New variable.
365 (cgraph_add_edge_removal_hook): New function.
366 (cgraph_remove_edge_removal_hook): New function.
367 (cgraph_call_edge_removal_hooks): New function.
368 (cgraph_add_node_removal_hook): New function.
369 (cgraph_remove_node_removal_hook): New function.
370 (cgraph_call_node_removal_hooks): New function.
371 (cgraph_add_edge_duplication_hook): New function.
372 (cgraph_remove_edge_duplication_hook): New function.
373 (cgraph_call_edge_duplication_hooks): New function.
374 (cgraph_add_node_duplication_hook): New function.
375 (cgraph_remove_node_duplication_hook): New function.
376 (cgraph_call_node_duplication_hooks): New function.
377 (cgraph_create_edge): Assign to edge uid.
378 (cgraph_remove_edge): Call edge removal hooks.
379 (cgraph_node_remove_callees): Call edge removal hooks.
380 (cgraph_node_remove_callers): Call edge removal hooks.
381 (cgraph_remove_node): Call node removal hooks.
382 (cgraph_clone_edge): Call edge duplication hooks.
383 (cgraph_clone_node): Call node duplication hooks.
385 * cgraph.h (cgraph_edge): New field uid.
386 (cgraph_edge_hook): New type.
387 (cgraph_node_hook): New type.
388 (cgraph_2edge_hook): New type.
389 (cgraph_2node_hook): New type.
391 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
393 * config.in: Regenerate.
395 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
397 * gcc.c (print_sysroot): New.
398 (option_map, display_help, process_command): Handle the
399 -print-sysroot option.
400 (main): Print the sysroot if requested.
401 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
403 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
406 * unwind-pe.h (size_of_encoded_value): add attribute unused.
408 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
410 * function.c (assign_parm_remove_parallels): Check mode of
412 (assign_parm_setup_block_p): Also check mode of entry_parm.
414 2008-07-07 Richard Guenther <rguenther@suse.de>
416 * tree-ssa-structalias.h (set_used_smts): Remove.
417 * tree-ssa-structalias.c (used_smts): Likewise.
418 (set_used_smts): Likewise.
419 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
420 call to set_used_smts.
422 2008-07-07 Richard Guenther <rguenther@suse.de>
424 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
425 (new_var_info): Set it to false.
426 (solution_set_add): Correctly handle pointers outside a var and
428 (type_safe): Treat variables with is_full_var properly.
429 (do_sd_constraint): Likewise.
430 (do_ds_constraint): Likewise.
431 (process_constraint): Remove zeroing offset for !use_field_sensitive.
432 (get_constraint_for_ptr_offset): New function.
433 (get_constraint_for_component_ref): For addresses at least include
434 the last field of the variable. Handle is_full_vars properly.
435 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
436 (handle_ptr_arith): Remove.
437 (find_func_aliases): Simplify assignment handling.
438 (create_function_info_for): For parameter and result varinfos set
440 (create_variable_info_for): Set is_full_var flag whenever we
441 just created a single varinfo for a decl.
442 (init_alias_vars): Initialize use_field_sensitive from
443 max-fields-for-field-sensitive parameter.
445 2008-07-07 Richard Guenther <rguenther@suse.de>
447 PR tree-optimization/36713
448 * tree-flow-inline.h (is_call_used): New function.
449 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
450 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
451 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
453 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
455 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
457 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
459 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
461 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
462 Nathan Sidwell <nathan@codesourcery.com>
464 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
465 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
467 * config/m68k/t-linux: New.
468 * doc/install.texi: Document m68k-*-linux is now multilibbed by
471 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
473 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
474 * config/m68k/m68k-devices.def: Remove multilibs that only differ
477 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
479 * gcc.c (execute): Fix -Wc++-compat warning.
481 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
484 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
485 constant for little endian.
487 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
489 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
490 mips_base_mips16 instead of TARGET_MIPS16.
491 (mips_base_mips16): Declare.
492 * config/mips/mips.c (mips_base_mips16): Make global.
493 (was_mips16_p): Remove GTY marker.
494 (was_mips16_pch_p): New variable.
495 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
496 (mips_override_options): Force to non-MIPS16 mode initially.
497 Do not complain about MIPS16 PIC incompatibilities here.
498 Only allow -mgpopt if -mexplicit-relocs is in force for
501 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
503 * configure.ac: Check for caddr_t, define to char * if not defined.
504 * configure: Regenerate.
505 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
506 (mmap_gt_pch_use_address): Likewise.
507 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
509 2008-07-06 Richard Guenther <rguenther@suse.de>
511 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
512 (new_var_info): Deal with it.
513 (solution_set_add): Likewise.
514 (bitpos_of_field): Make signed, fix.
515 (struct fieldoff): Remove type and decl fields. Make size field
516 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
518 (fieldoff_compare): Deal with it.
519 (push_fields_onto_fieldstack): Remove has_union argument, glob
520 adjacent non-pointer fields together.
521 (create_function_info_for): Do not set has_union.
522 (create_variable_info_for): Simplify.
524 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
526 * config.gcc (extra_headers): Add cross-stdarg.h for target
527 x86_64-*-* and i?86-*-*.
528 * config/i386/cross-stdarg.h: New.
529 * builtins.c (std_fn_abi_va_list): New.
530 (std_canonical_va_list_type): New.
531 (stabilize_va_list): Replace va_list_type_node use by
532 mtarget.canonical_va_list_type.
533 (gimplify_va_arg_expr): Likewise.
534 (expand_builtin_va_copy): Replace va_list_type_node use by
535 mtarget.fn_abi_va_list.
536 * tree-sra.c (is_va_list_type): New helper.
537 (decl_can_be_decomposed_p): Replace
538 va_list_type_node use by is_va_list_type.
539 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
540 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
541 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
542 * config/i386/i386-protos.h (ix86_get_valist_type): New.
543 (ix86_enum_va_list): New.
544 * config/i386/i386.c (sysv_va_list_type_node): New.
545 (ms_va_list_type_node): New.
546 (ix86_function_type_abi): Remove sorry.
547 (ix86_build_builtin_va_list_abi): New.
548 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
550 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
551 (ix86_init_builtins_va_builtins_abi): New.
552 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
554 (ix86_handle_abi_attribute): New.
555 (attribute_spec): Add sysv_abi and ms_abi.
556 (ix86_fn_abi_va_list): New.
557 (ix86_canonical_va_list_type): New.
558 (ix86_enum_va_list): New.
559 (TARGET_FN_ABI_VA_LIST): New.
560 (TARGET_CANONICAL_VA_LIST_TYPE): New.
561 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
562 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
563 (TARGET_CANONICAL_VA_LIST_TYPE): New.
564 (TARGET_ENUM_VA_LIST): New.
565 * expr.h (std_fn_abi_va_list): New.
566 (std_canonical_va_list_type): New.
567 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
568 (TARGET_CANONICAL_VA_LIST_TYPE): New.
569 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
570 TARGET_CANONICAL_VA_LIST_TYPE.
571 * target.h (struct gcc_target): Add fn_abi_va_list hook
572 and canonical_va_list_type hook.
574 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
576 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
577 integral and pointer types.
579 2008-07-04 Roger Sayle <roger@eyesopen.com>
581 * config/rs6000/host-darwin.c (darwin_rs6000_extra_siganls): Cast
582 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
584 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
587 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns
590 2008-07-04 Jakub Jelinek <jakub@redhat.com>
592 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
593 build_gimple_modify_stmt.
594 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
595 gimple operand. Use fold_build* instead of build*.
597 2008-07-04 Richard Guenther <rguenther@suse.de>
599 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
600 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
601 properly to compute the reachability set if we do field-sensitive PTA.
602 * invoke.texi (max-fields-for-field-sensitive): Document default.
603 * opts.c (decode_options): Set max-fields-for-field-sensitive to
604 100 for optimize >= 2.
606 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
608 * ggc-zone.c (lookup_page_table_if_allocated,
609 set_page_table_entry, zone_find_object_size, alloc_small_page,
610 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
611 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
612 -Wc++-compat and/or -Wcast-qual warnings.
614 2008-07-04 Alan Modra <amodra@bigpond.net.au>
617 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
618 pic_offset_table_rtx to be marked as used here.
619 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
620 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
621 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
622 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
625 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
627 * alloc-pool.c (hash_descriptor, eq_descriptor,
628 alloc_pool_descriptor): Fix -Wc++-compat warnings.
629 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
631 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
632 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
633 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics):
635 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
638 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
640 * tree-flow.h (loop_only_exit_p): Declare.
641 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
642 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
643 the number of iterations if it is constant. Otherwise, if this is the
644 only possible exit of the loop, use the conservative estimate on the
645 number of iterations of the entire loop if available.
647 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
649 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
650 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
651 Add synchronization functions.
652 * config/sync.c: New file.
653 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
654 (LIBGCC_SYNC_CFLAGS): Likewise.
656 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
659 * config/i386/i386.md (mode): Add TF to "mode" attribute.
660 (*pushtf_sse): New insn pattern.
661 (pushtf splitters): New splitters.
663 2008-07-03 Michael Meissner <gnu@the-meissners.org>
666 * predict.c (build_predict_expr): Use void_type_node for the tree
667 type, instead of NULL_TREE.
669 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
671 * config/i386/i386.c (contains_aligned_value_p): Return true
673 (ix86_data_alignment): Align TCmode to 128bits.
674 (ix86_local_alignment): Likewise.
676 2008-07-03 Andrew Haley <aph@redhat.com>
679 * vec.h (VEC_TA): New.
680 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
681 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
682 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
683 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
684 (C_COMMON_FIXED_TYPES): Remove first arg.
685 (C_COMMON_FIXED_MODE_TYPES): Likewise.
686 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
687 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
688 not to use empty macro arguments.
690 2008-07-02 Joseph Myers <joseph@codesourcery.com>
692 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
693 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
694 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
695 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
696 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
697 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
698 config/ia64/crtn.asm, config/m68hc11/larith.asm,
699 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
700 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
701 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
702 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
703 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
704 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
705 config/rs6000/e500crtres64gpr.asm,
706 config/rs6000/e500crtres64gprctr.asm,
707 config/rs6000/e500crtrest32gpr.asm,
708 config/rs6000/e500crtrest64gpr.asm,
709 config/rs6000/e500crtresx32gpr.asm,
710 config/rs6000/e500crtresx64gpr.asm,
711 config/rs6000/e500crtsav32gpr.asm,
712 config/rs6000/e500crtsav64gpr.asm,
713 config/rs6000/e500crtsav64gprctr.asm,
714 config/rs6000/e500crtsavg32gpr.asm,
715 config/rs6000/e500crtsavg64gpr.asm,
716 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
717 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
718 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
719 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
720 config/sparc/sol2-cn.asm: Remove .file directives.
722 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
724 * resource.c (mark_referenced_resources): Look inside
725 UNSPEC_VOLATILEs and ASM_INPUTs.
727 2008-07-02 Ian Lance Taylor <iant@google.com>
729 * rtlanal.c (add_reg_note): New function.
730 * rtl.h (add_reg_note): Declare.
731 * auto-inc-dec.c (attempt_change): Use add_reg_note.
732 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
733 * builtins.c (expand_builtin_longjmp): Likewise.
734 (expand_builtin_nonlocal_goto): Likewise.
735 * calls.c (emit_call_1, expand_call): Likewise.
736 * cfgexpand.c (add_reg_br_prob_note): Likewise.
737 * cfglayout.c (fixup_reorder_chain): Likewise.
738 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
739 (commit_one_edge_insertion): Likewise.
740 * combine.c (move_deaths, distribute_notes): Likewise.
741 * df-problems.c (df_set_note): Likewise.
742 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
743 (set_unique_reg_note): Likewise.
744 (emit_copy_of_insn_after): Likewise.
745 * expr.c (expand_expr_real): Likewise.
746 * gcse.c (add_label_notes): Likewise.
747 * haifa-sched.c (create_check_block_twin): Likewise.
748 * jump.c (mark_jump_label_1): Likewise.
749 * loop-doloop.c (add_test, doloop_modify): Likewise.
750 * loop-unswitch.c (compare_and_jump_seq): Likewise.
751 * lower-subreg.c (move_eh_region_note): Likewise.
752 * optabs.c (emit_libcall_block): Likewise.
753 * predict.c (predict_insn): Likewise.
754 (combine_predictions_for_insn): Likewise.
755 * recog.c (peephole2_optimize): Likewise.
756 * regmove.c (try_auto_increment): Likewise.
757 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
758 * reload.c (find_reloads): Likewise.
759 * reload1.c (fixup_eh_region_note): Likewise.
760 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
761 * reorg.c (delete_prior_computation): Likewise.
762 (delete_computation, dbr_schedule): Likewise.
763 * config/pa/pa.c (legitimize_pic_address): Likewise.
764 * config/sh/sh.c (sh_reorg): Likewise.
766 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
769 * config/libgcc-glibc.ver: Add %exclude.
770 * config/m32r/libgcc-glibc.ver: Likwise.
771 * config/s390/libgcc-glibc.ver: Likwise.
772 * config/sh/libgcc-glibc.ver: Likwise.
773 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
775 * config/i386/libgcc-glibc.ver: New.
777 * config/i386/libgcc-x86_64-glibc.ver: Removed.
779 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
781 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
782 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
783 i[34567]86-*-linux*, x86_64-*-linux*. Add
784 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
785 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
786 x86_64-*-linux*. Add i386/t-linux to tmake_file for
787 i[34567]86-*-linux*, x86_64-*-linux*.
789 * libgcc-std.ver: Add empty GCC_4.4.0.
791 * mkmap-symver.awk: Support multiple versions per symbol.
793 * config/i386/i386.c (ix86_init_builtins): Always define
794 __builtin_fabsq and __builtin_copysignq with fallbacks.
795 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
796 and __builtin_copysignq if SSE2 isn't available.
798 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
799 (LIBGCC2_TF_CEXT): Likwise.
802 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
804 * config/i386/sfp-machine.h: Moved to libgcc.
806 * config/i386/sfp-machine.h: New.
807 * config/i386/t-linux: Likwise.
809 * config/i386/t-darwin: Remove softfp_wrap_start and
811 * config/i386/t-darwin64: Likewise.
813 * config/i386/t-fprules-softfp64: Renamed to ...
814 * config/i386/t-fprules-softfp: This.
816 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
819 2008-07-02 Jason Merrill <jason@redhat.com>
821 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
823 * tree.c (ctor_to_list): New fn.
824 * tree.h: Declare it.
825 (CONSTRUCTOR_ELT): New macro.
826 (CONSTRUCTOR_NELTS): New macro.
828 2008-07-02 Richard Guenther <rguenther@suse.de>
830 * tree-ssa-structalias.c (struct variable_info): Reorder
831 to fill padding on 64bit hosts. Make collapsed_to an int.
832 (get_varinfo_fc): Deal with that.
833 (new_var_info): Likewise.
834 (collapse_rest_of_var): Likewise.
836 2008-07-02 Joshua Sumali <jsumali@redhat.com>
838 * doc/install.texi (--enable-java-home): Document.
839 (--enable-aot-compile-rpm): Likewise.
840 (--with-arch-directory): Likewise.
841 (--with-os-directory): Likewise.
842 (--with-origin-name): Likewise.
843 (--with-arch-suffix): Likewise.
844 (--with-jvm-root-dir): Likewise.
845 (--with-jvm-jar-dir): Likewise.
846 (--with-python-dir): Likewise.
848 2008-07-02 Richard Guenther <rguenther@suse.de>
850 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
851 from decls explicitly. Merge operand checking from tuples.
853 2008-07-02 Martin Jambor <mjambor@suse.cz>
855 * tree-switch-conversion.c: Included timevar.h which I forgot before.
857 2008-07-02 Martin Jambor <mjambor@suse.cz>
859 * tree-switch-conversion.c: Included timevar.h
860 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
862 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
864 2008-07-02 Martin Jambor <mjambor@suse.cz>
866 * tree-switch-conversion.c: Corrected various comments and
868 (build_constructors): Fixed minor formatting mistakes.
870 * invoke.texi (Optimize Options): Corrected the
871 switch-conversion-max-branch-ratio parameter.
873 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
875 * final.c (asm_insn_count): Return zero for an empty asm body.
877 2008-07-02 Richard Guenther <rguenther@suse.de>
879 * bitmap.h (bitmap_set_bit): Return bool.
880 (bitmap_clear_bit): Likewise.
881 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
882 write to the bitmap if it would.
883 (bitmap_clear_bit): Likewise.
884 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
885 bitmap_set_bit return value.
886 (add_pred_graph_edge): Likewise.
887 (add_graph_edge): Likewise.
888 (do_sd_constraint): Likewise.
889 (do_ds_constraint): Likewise.
891 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
893 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
894 Fix -Wc++-compat and/or -Wcast-qual warnings.
895 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
896 gen_regparm_prefix): Likewise.
897 * vmsdbgout.c (write_modbeg, lookup_filename,
898 vmsdbgout_source_line, vmsdbgout_init): Likewise.
900 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
902 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
903 defaults.h definition apply.
905 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
907 * function.c (assign_parm_remove_parallels): New.
908 (assign_parm_setup_block_p): Do not return true for non-BLKmode
910 (assign_parm_setup_block): Do not handle them.
911 (assign_parm_setup_reg, assign_parm_setup_stack): Call
912 assign_parm_remove_parallels.
914 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
916 * c-typeck.c (convert_for_assignment): Use
917 vector_targets_convertible_p.
918 * c-common.c (vector_targets_convertible_p): New.
919 * c-common.h (vector_targets_convertible_p): New prototype.
920 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
921 opaque_p_V2SI_type_node.
923 2008-07-01 Steve Ellcey <sje@cup.hp.com>
925 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
928 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
930 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
931 TFmode constants via two element DImode vector for hosts with
932 HOST_BITS_PER_WIDE_INT < 64.
933 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
934 also for HOST_BITS_PER_WIDE_INT < 64.
936 2008-07-01 Richard Guenther <rguenther@suse.de>
938 PR tree-optimization/36666
939 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
940 (get_constraint_exp_from_ssa_var): Split into ...
941 (get_constraint_exp_for_temp): ... this ...
942 (get_constraint_for_ssa_var): ... and that.
943 Return constraint expressions for all touched sub-fields
944 if the results address is not taken.
945 (process_constraint): Remove assertion that aggregate
946 assignments do not happen at this place.
947 (get_constraint_for_component_ref): Add address_p argument.
948 Return constraint expressions for all touched sub-fields
949 if the results address is not taken.
950 (do_deref): Use get_constraint_exp_for_temp.
951 (get_constraint_for_1): Rename from ...
952 (get_constraint_for): ... this. Add the old function as wrapper.
953 (do_structure_copy): Use get_constraint_for_1.
955 2008-07-01 Martin Jambor <mjambor@suse.cz>
957 * Makefile.in (tree-switch-conversion.o): Add.
958 (OBJS-common): Add tree-swtch-conversion.o.
959 * passes.c (init_optimization_passes): Add pass_convert_switch.
960 * tree-pass.h: (pass_convert_switch): Add.
961 * tree-switch-conversion.c: New file.
962 * gcc.dg/tree-ssa/cswtch.c: New testcase.
963 * common.opt (ftree-cswtch): New option.
964 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
965 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
966 * opts.c (decode_options): Set flag_tree_switch_conversion when
967 optimization level is >= 2.
968 * doc/invoke.texi (Optimize Options): Added description of
969 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
971 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
973 * config/darwin-driver.c (darwin_default_min_version): Fix
974 -Wc++-compat warnings.
976 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
978 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
981 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
983 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
985 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
987 PR rtl-optimization/34744
988 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
989 (df_scan_free_internal): Free data structures not
990 allocated in storage pools.
991 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
992 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
993 df_scan_free_mws_vec.
994 * dse.c (dse_step6): Free offset_map_p and offset_map_n
997 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
999 * config/i386/i386.c (contains_aligned_value_p): Return true
1001 (ix86_function_arg_boundary): Return its natural boundary
1003 (return_in_memory_32): Don't check TDmode.
1004 (ix86_split_to_parts): Support splitting into 4 parts and
1005 support TFmode for 32bit target.
1006 (ix86_split_long_move): Support splitting into 4 parts.
1007 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
1009 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
1010 (ix86_init_builtins): Here.
1011 (ix86_scalar_mode_supported_p): Always return true for TFmode.
1012 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
1013 'q' and 'w', respectively.
1015 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
1017 (movtf_internal): Likewise.
1018 (<code>tf2): Likewise.
1019 (*absnegtf2_sse): Likewise.
1020 (copysign<mode>3): Likewise.
1021 (copysign<mode>3_const): Likewise.
1022 (copysign<mode>3_var): Likewise.
1023 (define_split UNSPEC_COPYSIGN): Likewise.
1024 * config/i386/sse.md (*nandtf3): Likewise.
1025 (<code>tf3): Likewise.
1026 (*<code>tf3): Likewise.
1028 2008-06-30 Joey Ye <joey.ye@intel.com>
1029 H.J. Lu <hongjiu.lu@intel.com>
1031 * global.c (compute_regsets): Set frame_pointer_needed here.
1032 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
1034 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1036 * doc/install.texi (specific): Expand Windows build notes.
1038 2008-06-30 Ira Rosen <irar@il.ibm.com>
1040 PR tree-optimization/36648
1041 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
1042 number of prolog iterations by step. Fix the comment.
1044 2008-06-30 Richard Guenther <rguenther@suse.de>
1047 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
1048 handle calls from ECF_MALLOC functions.
1049 (handle_pure_call): ECF_MALLOC functions do not return
1051 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
1053 2008-06-29 Andreas Schwab <schwab@suse.de>
1055 * config/m68k/m68k.c (print_operand): Always print a float
1057 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
1058 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
1061 * config/rs6000/x-linux64: Remove never used file.
1063 2008-06-29 Richard Guenther <rguenther@suse.de>
1065 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
1067 (struct alias_info): Move ...
1068 * tree-ssa-alias.c: ... here.
1069 (update_alias_info): Declare.
1070 (compute_may_aliases): Call it.
1071 (update_alias_info): New function.
1072 * tree-ssa-structalias.c (update_alias_info): Move ...
1073 * tree-ssa-alias.c (update_alias_info_1): ... here.
1074 * tree-ssa-structalias.c (process_constraint_1): Remove
1075 unused from_call argument. Rename to ...
1076 (process_constraint): ... this. Delete old wrapper.
1077 (make_constraint_to): Adjust callers.
1078 (handle_const_call): Likewise.
1079 (handle_pure_call): Likewise.
1080 (init_base_vars): Likewise.
1081 (handle_lhs_call): Likewise. Remove unnecessary constraint.
1082 (find_func_aliases): We don't need structure copies for
1084 (make_constraint_from_anything): Remove.
1085 (create_variable_info_for): For globals make constraints
1086 from escaped, not from anything.
1087 (compute_points_to_sets): Do not call update_alias_info.
1088 (ipa_pta_execute): Use make_constraint_from.
1090 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1092 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
1093 (bitmap.o-warn, dominance.o-warn): New.
1094 * configure.ac (cxx_compat_warn): Delete.
1095 (loose_warn): Add -Wcast-qual and -Wc++-compat.
1096 * system.h: Remove #pragma diagnostic for -Wcast-qual and
1098 * configure: Regenerate.
1100 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
1103 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1105 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
1106 * df-scan.c (df_notes_rescan): Likewise.
1107 * ggc-page.c (set_page_table_entry): Likewise.
1108 * intl.c (gcc_gettext_width): Likewise.
1109 * varasm.c (get_unnamed_section, get_noswitch_section,
1110 get_section): Likewise.
1112 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
1114 * regrename.c (build_def_use): Don't copy RTX.
1116 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
1118 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
1119 (Type Attributes): Fix nesting of @table and @subsection. Adjust
1120 punctuation. Use @ref instead of @xref.
1121 (Function Names): Remove stray @display/@end display.
1122 (C++ Attributes): Use @ref instead of @xref.
1123 (Deprecated Features): Fix punctuation around @xref.
1124 (Backwards Compatibility): Likewise.
1125 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
1127 2008-06-28 Joseph Myers <joseph@codesourcery.com>
1129 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
1130 constants for E500 double.
1132 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1134 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
1135 element type of const_vector.
1137 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
1139 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
1140 Remove FLAGS_REG clobber from expander pattern.
1141 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
1142 (anddi3, andsi3, andhi3, andqi3): Ditto.
1143 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
1144 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
1145 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
1146 (ashlsi3, ashlhi3, ashlqi3): Ditto.
1147 (ashrsi3, ashrhi3, ashrqi3): Ditto.
1148 (lshrsi3, lshrhi3, lshrqi3): Ditto.
1149 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
1150 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
1152 2008-06-28 Richard Guenther <rguenther@suse.de>
1154 * tree-ssa-structalias.c (callused_id, var_callused,
1155 callused_tree): Add.
1156 (handle_pure_call): New function.
1157 (find_func_aliases): Call it.
1158 (find_what_p_points_to): Handle the call-used set.
1159 (clobber_what_escaped): Likewise.
1160 (compute_call_used_vars): New function.
1161 (init_base_vars): Init the call-used variable.
1162 (do_sd_constraint): Do not propagate the solution from CALLUSED
1163 but use CALLUSED as a placeholder.
1164 (solve_graph): Likewise.
1165 * tree-flow-inline.h (gimple_call_used_vars): New function.
1166 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
1167 (compute_call_used_vars): Declare.
1168 * tree-ssa-alias.c (set_initial_properties): Call
1169 compute_call_used_vars.
1170 (reset_alias_info): Clear call-used variables.
1171 (add_call_clobber_ops): Assert we are not called for const/pure
1172 functions. Remove handling of them.
1173 (add_call_read_ops): Handle pure functions by adding the
1174 call-used set of variables as VUSEs.
1175 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
1176 (delete_tree_ssa): Free it.
1177 * tree-dfa.c (remove_referenced_var): Clear the var from the
1180 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
1182 * tree.c (build_varargs_function_type_list): New.
1183 (build_function_type_list_1): New.
1184 (build_function_type_list): Use build_function_type_list_1.
1185 * tree.h (build_varargs_function_type_list): New.
1187 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1190 * config/spu/spu.c (spu_builtin_splats): Do not generate
1191 invalid CONST_VECTOR expressions.
1192 (spu_expand_vector_init): Likewise.
1194 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
1196 * optabs.c (libfunc_decls): New variable.
1197 (libfunc_decl_hash, libfunc_decl_eq): New functions.
1198 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
1199 for the same function twice.
1201 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
1203 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
1204 ix86_expand_binary_operator directly.
1205 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
1207 (*ashrti3_1): Ditto.
1208 (*lshrti3_1): Ditto.
1209 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
1210 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
1211 using only one splitter. Conditionaly execute splitter before or
1212 after peephole2 pass.
1213 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
1214 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
1215 Use only one alternative in asm template.
1216 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
1218 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
1219 "J" operand constraint for operand 2.
1220 (*ashldi3_cconly_rex64): Ditto.
1221 (*ashrdi3_cmp_rex64): Ditto.
1222 (*ashrdi3_cconly_rex64): Ditto.
1223 (*lshrdi3_cmp_rex64): Ditto.
1224 (*lshrdi3_cconly_rex64): Ditto.
1225 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
1226 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
1227 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
1230 2008-06-27 Jakub Jelinek <jakub@redhat.com>
1232 * gimplify.c (omp_is_private): Don't return true if decl is not
1233 already private on #pragma omp for or #pragma omp parallel for.
1236 * tree-cfg.c (struct move_stmt_d): Replace block field with
1237 orig_block and new_block fields.
1238 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
1239 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
1240 (move_block_to_fn): Replace vars_map and new_label_map arguments
1241 with struct move_stmt_d pointer.
1242 (replace_block_vars_by_duplicates): New function.
1243 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
1244 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
1245 all subblocks of ORIG_BLOCK to the new function. Call
1246 replace_block_vars_by_duplicates.
1247 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
1248 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
1249 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
1250 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
1251 (expand_omp): Temporarily set input_location to the location of
1252 region's controlling stmt.
1253 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
1254 BIND_EXPR, push ctx->block_vars and gimplification vars into
1255 the BIND_EXPR and its block's BLOCK_VARS instead of directly
1257 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
1258 there are any BLOCK_VARS.
1259 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
1260 OMP_PARALLEL or OMP_TASK stmt.
1261 (lower_omp): Save and restore input_location around the lower_omp_1
1264 2008-06-27 Richard Guenther <rguenther@suse.de>
1266 PR tree-optimization/36400
1267 PR tree-optimization/36373
1268 PR tree-optimization/36344
1269 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
1270 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
1271 (update_alias_info): Remove call clobbering code.
1272 (make_constraint_to): New helper function.
1273 (make_escape_constraint): Likewise.
1274 (handle_rhs_call): Use it on all pointer containing arguments.
1275 Also mark the static chain escaped.
1276 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
1277 instead of ANYTHING.
1278 (make_constraint_from): New helper split out from ...
1279 (make_constraint_from_anything): ... here.
1280 (find_func_aliases): Add constraints for escape sites.
1281 (intra_create_variable_infos): Make constraints from NONLOCAL
1283 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
1285 (clobber_what_p_points_to): Remove.
1286 (clobber_what_escaped): New function.
1287 (init_base_vars): Init NONLOCAL and ESCAPED.
1288 (do_sd_constraint): Do not propagate the solution from ESCAPED
1289 but use ESCAPED as a placeholder.
1290 (solve_graph): Likewise.
1291 * tree-flow.h (clobber_what_p_points_to): Remove.
1292 (clobber_what_escaped): Declare.
1293 * tree-ssa-alias.c (set_initial_properties): Call it.
1294 Remove code clobbering escaped pointers.
1296 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
1298 * function.c (allocate_struct_function): Only allocate a unique
1299 funcdef_no if the decl is nonzero.
1301 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
1303 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
1304 * config/mips/mips.c (mips_split_const_insns): New function.
1305 * config/mips/mips.md (move_type): New attribute.
1306 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
1307 (dword_mode): New attribute.
1308 (type): Avoid long line. Map "move_type"s to "type"s,
1309 choosing "multi" for doubleword moves if appropriate.
1310 Swap MTC/MFC comments to match their declaration order.
1311 (extended_mips16): Default to "yes" if "move_type" is "sll0",
1312 "type" is "branch" or "jal" is "direct".
1313 (length): Handle "extended_mips16" first. Make the default
1314 "0" for "ghost" instructions. Set the length from "move_type".
1315 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
1316 of "type", with "sll0" for the register alternative. Remove the
1317 "extended_mips16" attribute.
1318 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
1319 of "type", with "shift_shift" for the register alternative.
1320 Remove the "length" attribute.
1321 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
1322 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
1323 of "type", with "andi" for the register alternative.
1324 (*zero_extendqihi2): Likewise.
1325 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
1326 of "andi" instead of a "type" of "arith".
1327 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
1329 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
1330 (mov_<store>r, *mov<mode>_ra): Likewise.
1331 (extendsidi2): Use "move_type" instead of "type", with "move"
1332 for the register alternative.
1333 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
1334 of "type", with "signext" for the register alternative.
1335 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
1336 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
1337 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
1338 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
1339 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
1340 (unnamed branch insn): Likewise.
1341 (*movdi_gp32_fp64): Fold into...
1342 (*movdi_32bit): ...here.
1343 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
1344 (*movdf_hardfloat): ...this new pattern.
1345 (*movdf_softfloat): Remove redundant FPR alternatives.
1346 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
1347 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
1348 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
1349 the "move" attribute.
1350 (*movdi_32bit): Use "move_type" instead of "type" and remove the
1351 "length" attribute. Use "fpload" and "fpstore" instead of "load"
1352 and "store" for COP loads and stores.
1353 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
1354 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
1355 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
1356 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
1357 (*movtf_mips16, *movv2sf): Likewise.
1358 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
1359 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
1360 (mfhc1<mode>): Use "move_type" instead of "move".
1361 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
1362 (loadgp_blockage): Remove the "length" attribute.
1363 (blockage, set_got_version, update_got_version): Likewise.
1364 (call_internal): Remove the "extended_mips16" attribute.
1365 (call_value_internal, call_value_multiple_internal): Likewise.
1366 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
1368 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
1369 the "length" attribute.
1371 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1373 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
1374 -Wcast-qual warnings.
1375 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
1376 handle_pragma_pop_macro): Likewise.
1377 * collect2.c (resolve_lib_name): Likewise.
1378 * config/arc/arc.c (arc_init): Likewise.
1379 * config/arm/arm.c (neon_builtin_compare,
1380 locate_neon_builtin_icode): Likewise.
1381 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
1382 * config/bfin/bfin.c (bfin_init_machine_status,
1383 bfin_optimize_loop): Likewise.
1384 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
1385 * config/cris/cris.c (cris_init_expanders): Likewise.
1386 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
1387 * config/darwin.c (machopic_indirection_eq,
1388 machopic_indirection_name, machopic_output_indirection): Likewise.
1389 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
1390 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
1391 frv_optimize_membar): Likewise.
1392 * config/i386/cygwin.h (mingw_scan,
1393 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
1394 * config/i386/cygwin1.c (mingw_scan): Likewise.
1395 * config/i386/i386.c (machopic_output_stub): Likewise.
1396 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
1397 i386_pe_unique_section): Likewise.
1398 * config/ia64/ia64.c (ia64_init_machine_status,
1399 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
1401 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
1402 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
1403 * config/m68k/m68k.c (m68k_handle_option,
1404 m68k_sched_md_init_global): Likewise.
1405 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
1406 mcore_unique_section): Likewise.
1407 * config/mips/mips.c (mips_block_move_straight,
1408 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
1410 * config/mmix/mmix.c (mmix_init_machine_status,
1411 mmix_encode_section_info): Likewise.
1412 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
1413 * config/rs6000/rs6000.c (rs6000_init_machine_status,
1414 print_operand_address, output_toc, redefine_groups,
1415 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
1416 * config/s390/s390.c (s390_init_machine_status): Likewise.
1417 * config/score/score.c (score_block_move_straight,
1418 score_block_move_loop_body): Likewise.
1419 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
1420 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
1421 * emit-rtl.c (find_auto_inc): Likewise.
1422 * gcc.c (translate_options, process_command): Likewise.
1423 * reorg.c (dbr_schedule): Likewise.
1424 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
1425 * xcoffout.c (xcoffout_declare_function): Likewise.
1427 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
1429 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
1430 ipa-pta working again.
1432 2008-06-27 David Edelsohn <edelsohn@gnu.org>
1434 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
1437 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
1439 * config.gcc (powerpc*-*-*): Add new core e500mc.
1440 * config/rs6000/e500mc.md: New file.
1441 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1443 (rs6000_override_options): Add e500mc case to
1444 processor_target_table. Altivec and Spe options not allowed
1445 with e500mc. Add isel instruction to e500mc by
1446 default. Initialize rs6000_cost for e500mc.
1447 (rs6000_issue_rate): Set issue rate for e500mc.
1448 * config/rs6000/rs6000.h (processor_type): Add
1449 PROCESSOR_PPCE500MC.
1450 (ASM_CPU_SPEC): Add e500mc.
1451 Set TARGET_ISEL to rs6000_isel.
1452 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
1453 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
1454 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
1456 * doc/invoke.texi: Add e500mc to list of cpus.
1458 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1461 * c-lex.c (lex_charconst): Initialize unsignedp.
1463 2008-06-27 Olivier Hainque <hainque@adacore.com>
1465 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
1466 documented assumptions.
1468 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
1470 * dwarf2out.c: Remove trailing white spaces. Break long line
1473 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
1475 * libfuncs.h (LTI_synchronize): New libfunc_index.
1476 (synchronize_libfunc): Declare.
1477 * builtins.c (expand_builtin_synchronize): Consider using
1478 synchronize_libfunc before falling back on an asm blockage.
1479 * config/mips/mips.c: Include libfuncs.h
1480 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
1482 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
1484 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
1485 parameter. Copy stack_reg to r11 where appropriate.
1486 (no_global_regs_above): Add gpr parameter.
1487 (rs6000_stack_info): Only add padding for SPE save area if we
1488 are saving SPE GPRs and CR.
1489 (saveres_routine_syms): New variable.
1490 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
1492 (rs6000_savres_routine_sym): New function.
1493 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
1495 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
1496 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
1497 Tweak FPR out-of-line saving.
1498 (rs6000_make_savres_rtx): New function.
1499 (rs6000_use_multiple_p): New function.
1500 (rs6000_savres_strategy): New function.
1501 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
1502 out-of-line if appropriate.
1503 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
1504 if we are optimizing for size.
1505 (GP_SAVE_INLINE): Define.
1506 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
1507 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
1508 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
1509 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
1510 (*save_fpregs_<mode>): Add use of r11.
1511 (*restore_gpregs_<mode>): New insn.
1512 (*return_and_restore_gpregs_<mode>): New insn.
1513 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
1515 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
1516 (*restore_gpregs_spe): New insn.
1517 (*return_and_restore_gpregs_spe): New insn.
1518 * config/rs6000/predicates.md (save_world_operation): Fix check.
1520 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
1522 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
1523 this point, so assert that.
1525 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
1527 * cfganal.c: Include vec.h and vecprim.h.
1528 (compute_idf): Import from...
1529 * tree-into-ssa (compute_idf): ...here.
1530 * basic-block.h (compute_idf): Export.
1532 2008-06-26 Joseph Myers <joseph@codesourcery.com>
1534 * c-decl.c (merge_decls): Use !current_function_decl to check for
1535 extern declaration of C99 inline function being at file scope.
1537 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
1539 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
1541 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1543 * alias.c (record_alias_subset, init_alias_analysis): Fix
1544 -Wc++-compat and/or -Wcast-qual warnings.
1545 * attribs.c (lookup_attribute_spec): Likewise.
1546 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
1547 copy_bb, connect_traces,
1548 find_rarely_executed_basic_blocks_and_cr): Likewise.
1549 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
1550 note_btr_set, migrate_btr_defs): Likewise.
1551 * builtins.c (result_vector, expand_builtin_memcpy,
1552 expand_builtin_mempcpy_args, expand_builtin_strncpy,
1553 builtin_memset_read_str, expand_builtin_printf,
1554 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
1556 * caller-save.c (mark_set_regs): Likewise.
1557 * calls.c (expand_call, emit_library_call_value_1): Likewise.
1558 * cgraph.c (cgraph_edge): Likewise.
1559 * combine.c (likely_spilled_retval_1): Likewise.
1560 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
1561 htab_counts_entry_del, get_coverage_counts): Likewise.
1562 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
1563 new_cselib_val): Likewise.
1564 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
1565 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
1567 * df-core.c (df_compact_blocks): Likewise.
1568 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
1569 * df-scan.c (df_grow_reg_info, df_ref_create,
1570 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
1571 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
1572 df_record_entry_block_defs, df_record_exit_block_uses,
1573 df_bb_verify): Likewise.
1574 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
1575 DF_REF_EXTRACT_MODE_CONST): New.
1576 * dominance.c (get_immediate_dominator, get_dominated_by,
1577 nearest_common_dominator, root_of_dom_tree,
1578 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
1579 -Wc++-compat and/or -Wcast-qual warnings.
1580 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
1581 record_store, replace_read, check_mem_read_rtx, scan_insn,
1582 dse_step1, dse_record_singleton_alias_set): Likewise.
1583 * dwarf2asm.c (dw2_force_const_mem): Likewise.
1585 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1587 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
1588 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
1589 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
1590 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
1591 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
1592 add_ranges_num, add_ranges_by_labels, file_info_cmp,
1593 file_name_acquire, output_file_names, add_const_value_attribute,
1594 premark_used_types_helper, file_table_eq, file_table_hash,
1595 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
1596 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
1597 -Wcast-qual warnings.
1598 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
1599 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
1600 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
1601 gen_reg_rtx, start_sequence, init_emit): Likewise.
1602 * et-forest.c (et_new_occ, et_new_tree): Likewise.
1603 * except.c (init_eh_for_function, gen_eh_region,
1604 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
1605 arh_to_landing_pad, arh_to_label, add_action_record,
1606 add_call_site, switch_to_exception_section): Likewise.
1607 * expmed.c (synth_mult): Likewise.
1608 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
1609 store_expr): Likewise.
1610 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
1612 * function.c (assign_stack_temp_for_type,
1613 allocate_struct_function, match_asm_constraints_1): Likewise.
1614 * gcov-io.c (gcov_allocate): Likewise.
1615 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
1616 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
1617 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
1618 record_one_set, insert_expr_in_table, insert_set_in_table,
1619 dump_hash_table, compute_hash_table_work, alloc_hash_table,
1620 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
1621 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
1622 -Wcast-qual warnings.
1624 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1626 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
1627 -Wcast-qual warnings.
1628 * gcc.c (process_command): Likewise.
1629 * genattrtab.c (oballoc): Use XOBNEW.
1630 (oballocvec): Define.
1631 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
1632 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
1633 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
1634 -Wc++-compat and/or -Wcast-qual warnings.
1635 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
1636 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
1637 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
1638 gen_presence_absence_set, gen_automaton, gen_regexp_el,
1639 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
1640 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
1641 add_excls, process_presence_absence_names,
1642 process_presence_absence_patterns, add_presence_absence,
1643 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
1644 get_free_state, add_arc, get_free_automata_list_el,
1645 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
1646 transform_3, cache_presence, create_ainsns, create_automata,
1647 create_state_ainsn_table, dfa_insn_code_enlarge,
1648 output_trans_func, output_min_issue_delay_func,
1649 output_dead_lock_func, output_reset_func,
1650 output_get_cpu_unit_code_func, output_dfa_start_func,
1651 expand_automata): Likewise.
1652 * genextract.c (gen_insn): Likewise.
1653 * gengtype-lex.l: Likewise.
1654 * gengtype.c (read_input_list, adjust_field_type,
1655 process_gc_options): Likewise.
1656 * genoutput.c (note_constraint): Likewise.
1657 * genpreds.c (mangle, add_constraint): Likewise.
1658 * genrecog.c (process_define_predicate, new_decision,
1659 add_to_sequence): Likewise.
1660 * gensupport.c (record_insn_name): Likewise.
1662 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1664 * config/i386/driver-i386.c (detect_caches_amd,
1665 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
1666 and/or -Wcast-qual warnings.
1667 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
1668 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
1669 gt_pch_save): Likewise.
1670 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
1671 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
1672 * global.c (compute_regsets): Likewise.
1673 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
1674 finish_graph_dump_file): Likewise.
1675 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
1676 unlink_bb_notes): Likewise.
1677 * integrate.c (get_hard_reg_initial_val): Likewise.
1678 * ipa-prop.c (ipa_push_func_to_list): Likewise.
1679 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
1680 * local-alloc.c (update_equiv_regs): Likewise.
1681 * loop-invariant.c (check_invariant_table_size,
1682 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
1684 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
1685 altered_reg_used, mark_altered): Likewise.
1686 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
1687 insert_var_expansion_initialization,
1688 combine_var_copies_in_loop_exit, apply_opt_in_copies,
1689 release_var_copies): Likewise.
1690 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
1691 analyze_matrix_decl, add_allocation_site, analyze_transpose,
1692 analyze_accesses_for_phi_node, check_var_notmodified_p,
1693 check_allocation_function, find_sites_in_func,
1694 record_all_accesses_in_func, transform_access_sites,
1695 transform_allocation_sites): Likewise.
1696 * omp-low.c (new_omp_region, create_omp_child_function_name,
1697 check_omp_nesting_restrictions, check_combined_parallel,
1698 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
1699 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
1700 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
1701 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
1703 * opts-common.c (prune_options): Likewise.
1704 * opts.c (add_input_filename, print_filtered_help,
1705 get_option_state): Likewise.
1706 * params.c (add_params): Likewise.
1707 * passes.c (set_pass_for_id, next_pass_1,
1708 do_per_function_toporder, pass_fini_dump_file): Likewise.
1709 * postreload.c (reload_cse_simplify_operands): Likewise.
1710 * predict.c (tree_predicted_by_p, tree_predict_edge,
1711 clear_bb_predictions, combine_predictions_for_bb): Likewise.
1713 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1715 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
1717 * recog.c (check_asm_operands, validate_change_1): Likewise.
1718 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
1719 subst_asm_stack_regs): Likewise.
1720 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
1721 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
1722 * regmove.c (reg_is_remote_constant_p): Likewise.
1723 * regrename.c (regrename_optimize, scan_rtx_reg,
1724 kill_clobbered_value, kill_set_value, kill_autoinc_value):
1726 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
1727 regstat_compute_calls_crossed): Likewise.
1728 * reload1.c (init_reload, new_insn_chain,
1729 has_nonexceptional_receiver, reload, copy_reloads,
1730 calculate_needs_all_insns, init_elim_table): Likewise.
1731 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
1732 * rtl.c (shallow_copy_rtx_stat): Likewise.
1733 * rtlanal.c (parms_set): Likewise.
1734 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
1735 sbitmap_resize, sbitmap_vector_alloc): Likewise.
1736 * sched-ebb.c (earliest_block_with_similiar_load,
1737 add_deps_for_risky_insns): Likewise.
1738 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
1739 schedule_region): Likewise.
1740 * see.c (eq_descriptor_pre_extension,
1741 hash_descriptor_pre_extension, hash_del_pre_extension,
1742 eq_descriptor_properties, hash_descriptor_properties,
1743 hash_del_properties, see_seek_pre_extension_expr,
1744 see_initialize_data_structures, see_print_register_properties,
1745 see_print_pre_extension_expr, see_delete_merged_def_extension,
1746 see_delete_unmerged_def_extension, see_emit_use_extension,
1747 see_pre_delete_extension, see_map_extension, see_commit_changes,
1748 see_analyze_merged_def_local_prop,
1749 see_analyze_merged_def_local_prop,
1750 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
1751 see_set_prop_merged_def, see_set_prop_unmerged_def,
1752 see_set_prop_unmerged_use, see_print_one_extension,
1753 see_merge_one_use_extension, see_merge_one_def_extension,
1754 see_store_reference_and_extension, see_update_uses_relevancy,
1755 see_update_defs_relevancy): Likewise.
1756 * statistics.c (hash_statistics_hash, hash_statistics_eq,
1757 hash_statistics_free, curr_statistics_hash): Likewise.
1758 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
1759 expand_asm_operands, expand_return, case_bit_test_cmp,
1760 expand_case): Likewise.
1761 * stor-layout.c (start_record_layout): Likewise.
1762 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
1763 gt_pch_save_stringpool): Likewise.
1764 * tree-data-ref.c (hash_stmt_vertex_info,
1765 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
1766 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
1768 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
1771 * config/i386/i386.md : Change constraints of HImode and QImode
1772 immediate operands from "i" to "n". Change SImode "ni" constraint to
1773 "i" and SImode "rmi" constraint to "g". Remove all constraints
1774 from const0_operand and const1_operand predicated operands.
1775 (i): Change QImode and HImode attribute from "i" to "n".
1776 (*subqi_2): Change HImode operands to QImode.
1779 2008-06-25 Olivier Hainque <hainque@adacore.com>
1781 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
1784 2008-06-25 Richard Guenther <rguenther@suse.de>
1786 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
1787 not overflow the result type.
1789 2008-06-25 Richard Guenther <rguenther@suse.de>
1791 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
1792 (vn_lookup): Likewise.
1794 2008-06-25 Richard Guenther <rguenther@suse.de>
1796 PR tree-optimization/35518
1797 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
1798 * tree-sra.c (instantiate_element): Use fold_build3 to build
1800 (try_instantiate_multiple_fields): Likewise.
1802 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1804 * config/rs6000/rs6000.md: Change all string instruction's clobber to
1807 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1809 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
1810 use_backchain_to_restore_sp to true
1811 if the offset of the link register save area would go over the 32k - 1
1812 offset limit of the load
1815 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
1817 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
1818 anchor for the type-punning blurb. Cross-reference "Structures
1819 unions enumerations and bit-fields implementation". Provide a
1820 cast-through-pointer example. Make final sentence self-contained.
1821 * doc/implement-c.texi (Structures unions enumerations and
1822 bit-fields implementation): Cross-reference the type-punning blurb
1823 in the -fstrict-aliasing documentation.
1825 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1828 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
1829 the memory instead of the memory itself for the save area.
1831 2008-06-24 Olivier Hainque <hainque@adacore.com>
1832 Nicolas Roche <roche@adacore.com>
1834 * gengtype.c (srcdir_len): size_t instead of int.
1835 (get_file_realbasename): New function. For F a filename, the real
1836 basename of F, with all the path components stripped.
1837 (get_file_srcdir_relative_path): New function. For F a filename, the
1838 relative path to F from $(srcdir).
1839 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
1840 get_file_realbasename. Adjust the head comment.
1841 (get_prefix_langdir_index): New function. For F a filename, return the
1842 lang_dir_names[] relative index of the language directory that is
1844 (get_file_langdir): For F a filename, return the name of the language
1845 directory where F is located.
1846 (get_file_gtfilename): New function. The gt- output file name for an
1848 (get_output_file_with_visibility): Replace in-line computations with
1849 uses of get_file_gtfilename and get_prefix_langdir_index.
1850 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
1852 2008-06-24 Jakub Jelinek <jakub@redhat.com>
1854 PR tree-optimization/36504
1855 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
1856 references without base address.
1858 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1861 * calls.c (expand_call): Increase alignment for recursive functions.
1863 2008-06-23 Anatoly Sokolov <aesok@post.ru>
1865 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
1866 (TARGET_FUNCTION_VALUE): New define.
1867 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
1868 * config/avr/avr.h (FUNCTION_VALUE): Remove.
1870 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1872 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
1873 (fmod<mode>3): Ditto.
1874 (remainderxf3): Ditto.
1875 (remainder<mode>3): Ditto.
1877 2008-06-23 Jakub Jelinek <jakub@redhat.com>
1880 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
1881 REG is a hard register.
1883 PR tree-optimization/36508
1884 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
1885 499, don't check it at all in release compilers.
1887 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1889 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
1890 together with SSE_TARGET_MATH to disable insn pattern.
1891 (*fop_<MODEF:mode>_2_i387): Ditto.
1892 (*fop_<MODEF:mode>_3_i387): Ditto.
1894 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
1896 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
1898 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1901 * gimplify.c (gimplify_asm_expr): Check the return code of
1902 parse_output_constraint call, set function return and is_inout
1905 2008-06-22 Ian Lance Taylor <iant@google.com>
1907 * c-lex.c (narrowest_unsigned_type): Change itk to int.
1908 (narrowest_signed_type): Likewise.
1909 * c-typeck.c (c_common_type): Change local variable mclass to enum
1911 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
1912 tcc_comparison, not the tree code itself.
1913 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
1914 (c_expand_expr): Cast modifier to enum expand_modifier.
1915 * c-common.h (C_RID_CODE): Add casts.
1916 (C_SET_RID_CODE): Define.
1917 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
1918 (c_lex_one_token): Add cast to avoid warning.
1919 (c_parser_objc_type_name): Rename local typename to type_name.
1920 (check_no_duplicate_clause): Change code parameter to enum
1922 (c_parser_omp_var_list_parens): Change kind parameter to enum
1924 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
1925 c_parser_omp_list_var_parens.
1926 (c_parser_omp_threadprivate): Likewise.
1927 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
1928 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
1929 * c-format.c (NO_FMT): Define.
1930 (printf_length_specs): Use NO_FMT.
1931 (asm_fprintf_length_specs): Likewise.
1932 (gcc_diag_length_specs): Likewise.
1933 (scanf_length_specs): Likewise.
1934 (strfmon_length_specs): Likewise.
1935 (gcc_gfc_length_specs): Likewise.
1936 (printf_flag_specs): Change 0 to STD_C89.
1937 (asm_fprintf_flag_specs): Likewise.
1938 (gcc_diag_flag_specs): Likewise.
1939 (gcc_cxxdiag_flag_specs): Likewise.
1940 (scanf_flag_specs): Likewise.
1941 (strftime_flag_specs): Likewise.
1942 (strfmon_flag_specs): Likewise.
1943 (print_char_table): Likewise.
1944 (asm_fprintf_char_table): Likewise.
1945 (gcc_diag_char_table): Likewise.
1946 (gcc_tdiag_char_table): Likewise.
1947 (gcc_cdiag_char_table): Likewise.
1948 (gcc_cxxdiag_char_table): Likewise.
1949 (gcc_gfc_char_table): Likewise.
1950 (scan_char_table): Likewise.
1951 (time_char_table): Likewis.
1952 (monetary_char_table): Likewise.
1953 * c-format.h (BADLEN): Likewise.
1955 2008-06-21 Ian Lance Taylor <iant@google.com>
1957 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
1958 Define END_OF_BASE_TREE_CODES around inclusion.
1959 * tree.c (tree_code_type): New global array.
1960 (tree_code_length, tree_code_name): Likewise.
1961 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
1963 (all-tree.def, s-alltree): New targets.
1964 (gencheck.h, s-gencheck): Remove.
1965 (tree.o): Depend upon all-tree.def.
1966 (build/gencheck.o): Remove gencheck.h dependency.
1967 (mostlyclean): Don't remove gencheck.h.
1968 * c-common.h (enum c_tree_code): Remove.
1969 * c-lang.c (tree_code_type): Remove.
1970 (tree_code_length, tree_code_name): Remove.
1971 * gencheck.c (tree_codes): Include all-tree.def, rather than
1972 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
1974 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
1976 * cp/cp-tree.h (enum cplus_tree_code): Remove.
1977 (operator_name_info): Size to MAX_TREE_CODES.
1978 (assignment_operator_name_info): Likewise.
1979 * cp/cp-lang.c (tree_code_type): Remove.
1980 (tree_code_length, tree_code_name): Remove.
1981 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
1982 (assignment_operator_name_info): Likewise.
1983 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
1985 * cp/mangle.c (write_expression): Likewise.
1986 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
1987 * fortran/f95-lang.c (tree_code_type): Remove.
1988 (tree_code_length, tree_code_name): Remove.
1989 * java/java-tree.h (enum java_tree_code): Remove.
1990 * java/lang.c (tree_code_type): Remove.
1991 (tree_code_length, tree_code_name): Remove.
1992 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
1993 * objc/objc-act.h (enum objc_tree_code): Remove.
1994 * objc/objc-lang.c (tree_code_type): Remove.
1995 (tree_code_length, tree_code_name): Remove.
1996 * objcp/objcp-lang.c (tree_code_type): Remove.
1997 (tree_code_length, tree_code_name): Remove.
1998 * ada/ada-tree.h (enum gnat_tree_code): Remove.
1999 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
2000 * ada/misc.c (tree_code_type): Remove.
2001 (tree_code_length, tree_code_name): Remove.
2003 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
2005 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
2006 the grand_bitmap_obstack.
2008 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2010 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
2011 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
2012 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
2013 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
2014 move_stmt_r, new_label_mapper): Likewise.
2015 * tree-complex.c (cvc_lookup): Likewise.
2016 * tree-dfa.c (create_function_ann): Likewise.
2017 * tree-dump.c (dump_register): Likewise.
2018 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
2019 find_phi_replacement_condition): Likewise.
2020 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
2021 tree_function_versioning): Likewise.
2022 * tree-into-ssa.c (cmp_dfsnum): Likewise.
2023 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
2024 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
2025 get_nonlocal_debug_decl, convert_nonlocal_reference,
2026 convert_nonlocal_omp_clauses, get_local_debug_decl,
2027 convert_local_reference, convert_local_omp_clauses,
2028 convert_nl_goto_reference, convert_nl_goto_receiver,
2029 convert_tramp_reference, convert_call_expr): Likewise.
2030 * tree-outof-ssa.c (contains_tree_r): Likewise.
2031 * tree-parloops.c (reduction_phi, initialize_reductions,
2032 eliminate_local_variables_1, add_field_for_reduction,
2033 add_field_for_name, create_phi_for_local_result,
2034 create_call_for_reduction_1, create_loads_for_reductions,
2035 create_stores_for_reduction, create_loads_and_stores_for_name):
2037 * tree-phinodes.c (allocate_phi_node): Likewise.
2038 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
2039 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
2040 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
2041 * tree-ssa-coalesce.c (compare_pairs): Likewise.
2042 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
2043 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
2044 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
2045 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
2046 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
2047 vn_nary_op_insert): Likewise.
2048 * tree-ssa.c (redirect_edge_var_map_add,
2049 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
2050 * tree-vectorizer.c (vectorize_loops): Likewise.
2051 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
2052 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
2053 tree_cons_stat, build1_stat, build_variant_type_copy,
2054 decl_init_priority_lookup, decl_fini_priority_lookup,
2055 decl_priority_info, decl_restrict_base_lookup,
2056 decl_restrict_base_insert, decl_debug_expr_lookup,
2057 decl_debug_expr_insert, decl_value_expr_lookup,
2058 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
2059 type_hash_add, get_file_function_name, tree_check_failed,
2060 tree_not_check_failed, tree_range_check_failed,
2061 omp_clause_range_check_failed, build_omp_clause,
2062 build_vl_exp_stat): Likewise.
2063 * value-prof.c (gimple_histogram_value,
2064 gimple_duplicate_stmt_histograms): Likewise.
2065 * var-tracking.c (attrs_list_insert, attrs_list_copy,
2066 unshare_variable, variable_union_info_cmp_pos, variable_union,
2067 dataflow_set_different_1, dataflow_set_different_2,
2068 vt_find_locations, variable_was_changed, set_variable_part,
2069 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
2070 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
2071 section_entry_hash, object_block_entry_eq,
2072 object_block_entry_hash, create_block_symbol,
2073 initialize_cold_section_name, default_function_rodata_section,
2074 strip_reg_name, set_user_assembler_name, const_desc_eq,
2075 build_constant_desc, output_constant_def, lookup_constant_def,
2076 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
2077 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
2078 default_internal_label): Likewise.
2079 * varray.c (varray_init, varray_grow): Likewise.
2080 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
2082 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
2084 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
2085 operators for "test" insn. Macroize insn using SWI mode macro.
2086 (*jcc_fused_2): Ditto.
2087 (*jcc_fused_3): Macroize insn using SWI mode macro.
2088 (*jcc_fused_4): Ditto.
2090 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
2092 * tree-ssa-pre.c: Fix typo in comment.
2093 (init_antic, fini_antic): Add explicit funtions for
2094 initializing and deinitializing ANTIC and AVAIL sets.
2095 (create_expression_by_pieces): Fix typo in comment.
2096 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
2097 (execute_pre): Eventually dump details about ANTIC_IN.
2099 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2101 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
2102 * gcc.c (translate_options, init_spec, store_arg, read_specs,
2103 add_to_obstack, file_at_path, find_a_file, execute,
2104 add_preprocessor_option, add_assembler_option, add_linker_option,
2105 process_command, insert_wrapper, do_option_spec, do_self_spec,
2106 spec_path, do_spec_1, is_directory, main, used_arg,
2107 getenv_spec_function): Likewise.
2108 * tlink.c (symbol_hash_lookup, file_hash_lookup,
2109 demangled_hash_lookup, symbol_push, file_push, frob_extension):
2112 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2114 * doc/rtl.texi: Updated subreg section.
2116 2008-06-19 Jakub Jelinek <jakub@redhat.com>
2119 * cgraphunit.c (cgraph_process_new_functions): Don't clear
2120 node->needed and node->reachable.
2121 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
2122 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
2123 (expand_task_call): Don't call expand_task_copyfn.
2124 (expand_task_copyfn): Renamed to...
2125 (finalize_task_copyfn): ... this.
2127 2008-06-19 Jan Hubicka <jh@suse.cz>
2129 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
2130 clobbering framepointer.
2132 2008-06-19 Jan Hubicka <jh@suse.cz>
2134 * tree-optimize.c (execute_early_local_optimizations): Set
2135 cgraph_state only at first invocation.
2137 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2139 * system.h (-Wc++-compat): Activate as a warning, no an error.
2141 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
2143 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
2144 instead of "#" in insn asm template.
2145 (*jcc_fused_2): Ditto.
2147 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
2149 * config/i386/i386.h (ix86_tune_indices)
2150 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
2151 (TARGET_FUSE_CMP_AND_BRANCH): New define.
2152 * config/i386/i386.md (*jcc_fused_1): New insn pattern
2153 (*jcc_fused_2): Ditto.
2154 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
2155 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
2156 (print operand): Handle 'E' and 'e' code.
2158 2008-06-19 Anatoly Sokolov <aesok@post.ru>
2160 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
2161 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2162 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2164 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
2166 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
2168 (cgraph_expand_function): Use local copy of decl.
2169 (cgraph_expand_all_functions): Remove redundant initialization of
2171 (cgraph_optimize): Reword internal_error message.
2173 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
2175 * arm-protos.h (arm_return_in_memory): Remove public
2176 arm_return_in_memory() prototype.
2177 * arm.c (arm_return_in_memory): Add static prototype, add target
2178 hook macro, change definition and comments.
2179 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
2181 2008-06-19 Ben Elliston <bje@au.ibm.com>
2183 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
2184 real.c: Remove references to IEEE 754R.
2185 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
2186 * doc/libgcc.texi (Decimal float library routines): Likewise.
2188 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2190 * targhooks.h (struct gcc_target): New member unwind_word_mode.
2191 (default_unwind_word_mode): Add prototype.
2192 * targhooks.c (default_unwind_word_mode): New function.
2193 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
2194 instead of word_mode.
2195 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
2196 (TARGET_INITIALIZER): Use it.
2198 * c-common.c (handle_mode_attribute): Support "unwind_word"
2200 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
2202 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
2203 word_mode to access SjLj_Function_Context member "data".
2204 (sjlj_emit_dispatch_table): Likewise. Also, perform type
2205 conversion from targetm.eh_return_filter_mode () to
2206 targetm.unwind_word_mode () if they differ.
2208 * builtin-types.def (BT_UNWINDWORD): New primitive type.
2209 (BT_FN_UNWINDWORD_PTR): New function type.
2210 (BT_FN_WORD_PTR): Remove.
2211 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
2212 * except.c (expand_builtin_extend_pointer): Convert pointer to
2213 targetm.unwind_word_mode () instead of word_mode.
2215 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
2216 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
2217 (spu_unwind_word_mode): New function.
2218 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
2219 (TARGET_UNWIND_WORD_MODE): Define.
2220 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
2222 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2224 * config/spu/spu.c (reg_align): Remove.
2225 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
2226 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
2227 (spu_split_store): Likewise.
2229 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
2231 * gcc/tree-vn.c: Fix typo in comment.
2233 2008-06-18 Jan Hubicka <jh@suse.cz>
2235 * cgraphunit.c (cgraph_optimize): Output debug info when doing
2236 toplevel reorder too.
2238 2008-06-18 Jan Hubicka <jh@suse.cz>
2240 * c-opts.c (c_common_post_options): PCH is not compatible with
2242 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
2243 -fno-toplevel-reorder by default now.
2245 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2247 PR documentation/30739
2248 * doc/install.texi (Prerequisites): Document dependency on awk.
2250 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
2251 Ian Lance Taylor <iant@google.com>
2253 PR rtl-optimization/35604
2254 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
2255 only want to change jump destinations, not eventual label comparisons.
2257 2008-06-16 Jan Hubicka <jh@suse.cz>
2259 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
2261 (cgraph_analyze_function): Likewise.
2263 2008-06-16 Jan Hubicka <jh@suse.cz>
2265 * cgraph.h (cgraph_mark_if_needed): New function.
2266 * cgraphunit.c (cgraph_mark_if_needed): New function.
2267 * c-decl.c (duplicate_decl): Use it.
2269 2008-06-16 Jan Hubicka <jh@suse.cz>
2271 * cgraph.c (cgraph_add_new_function): When in expansion state, do
2274 2008-06-16 Jan Hubicka <jh@suse.cz>
2276 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
2278 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
2279 Kazu Hirata <kazu@codesourcery.com>
2280 Maxim Kuvyrkov <maxim@codesourcery.com
2282 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
2283 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
2284 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
2285 EXTRA_SPEC_FUNCTIONS.
2286 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
2287 (DRIVER_SELF_SPECS): Adjust.
2288 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
2289 * config/mips/st.h, config/mips/t-st: New.
2290 * config/mips/driver-native.c, config/mips/x-native: New.
2291 * doc/invoke.texi (MIPS): Document 'native' value for -march and
2294 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2296 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
2298 (ISA_HAS_FP_CONDMOVE): New macro.
2299 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
2300 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
2301 (ISA_HAS_NMADD3_NMSUB3): New macro.
2302 * config/mips/mips.c (mips_rtx_costs): Update.
2303 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
2304 compiling for ST Loongson 2E/2F.
2305 (madd<mode>): Rename to madd4<mode>. Update.
2306 (madd3<mode>): New pattern.
2307 (msub<mode>): Rename to msub4<mode>. Update.
2308 (msub3<mode>): New pattern.
2309 (nmadd<mode>): Rename to nmadd4<mode>. Update.
2310 (nmadd3<mode>): New pattern.
2311 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
2312 (nmadd3<mode>_fastmath): New pattern.
2313 (nmsub<mode>): Rename to nmsub4<mode>. Update.
2314 (nmsub3<mode>): New pattern.
2315 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
2316 (nmsub3<mode>_fastmath): New pattern.
2317 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
2319 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
2321 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
2322 (DF_REF_INSN_INFO): New.
2323 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
2324 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
2325 with a NULL DF_REF_INSN_INFO.
2326 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
2328 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
2329 DF_INSN_INFO_EQ_USES): New.
2330 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
2331 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
2332 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
2333 * df-core.c: Update comment for above changes.
2334 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
2335 DF_INSN_UID_* macros.
2336 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
2337 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
2338 insn rtx. Update all callers.
2339 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
2340 df_ref_create_structure, df_insn_refs_collect): Likewise.
2341 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
2342 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
2343 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
2344 macros to access the insn refs.
2345 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
2346 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
2347 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
2348 for accessing the refs.
2349 (try_fwprop_subst): Likewise.
2350 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
2351 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
2352 for accessing the refs.
2353 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
2354 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
2355 to look at the insn refs.
2356 (record_uses): Likewise.
2357 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
2359 (mark_artificial_uses): Don't mark_insn for artificial refs.
2360 (mark_reg_rependencies): Likewise.
2362 * doc/rtl.texi: Remove documentation of ADDRESSOF.
2364 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2366 * configure: Regenerate.
2368 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
2370 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
2371 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2372 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2374 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
2376 * config/avr/avr.c (avr_mcu_t): Add attiny167.
2377 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2378 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2380 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
2382 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
2383 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2384 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2386 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
2388 * tree-ssa-sccvn.c: Fix format of comments.
2390 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
2392 * cgraph.c: Remove unneeded forward declarations of eq_node()
2395 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
2397 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
2399 (see_update_relevancy): Likewise.
2400 * fwprop.c (try_fwprop_subst): Likewise.
2401 * rtlanal.c (noop_move_p): Likewise.
2402 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
2403 notes to non-existing libcall blocks.
2404 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
2406 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
2407 (dead_libcall_p): Remove.
2408 (delete_trivially_dead_insns): Don't use it.
2409 * web.c (union_defs): Remove comment about keeping nops.
2410 * gcse.c (hash_scan_insn): Don't take libcall pointers.
2411 (compute_hash_table_work): Don't track libcall notes.
2412 (do_local_cprop): Don't take libcall pointers. Don't update
2414 (adjust_libcall_notes): Deleted.
2415 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
2416 ever have existed in the first place).
2417 (replace_store_insn): Don't try to remove libcall notes.
2418 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
2419 (resolve_reg_notes): Don't call them.
2420 (resolve_simple_move): Likewise.
2421 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
2422 Don't remove REG_RETVAL notes.
2423 * emit-rtl.c (try_split): Don't update libcall notes.
2424 (emit_copy_of_insn_after): Dito.
2425 * cselib.c (cselib_current_insn_in_libcall): Remove.
2426 (cselib_process_insn): Don't set/clear it.
2427 (new_elt_loc_list): Don't record it.
2428 (cselib_init): Don't initialize it.
2429 * cselib.c (struct elt_loc_list): Remove in_libcall field.
2430 * loop-invariant.c (find_invariant_insn): Don't look for libcall
2432 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
2433 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
2434 (init_deps): Don't initialize it.
2435 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
2436 * combine.c (delete_noop_moves): Don't update libcall notes.
2437 (can_combine_p): Remove now pointless #if 0 block.
2438 (try_combine): Remove another obsolete #if 0 block.
2439 (distribute_notes): Don't distribute libcall notes.
2440 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
2441 * dce.c (libcall_dead_p): Remove.
2442 (delete_unmarked_insns): Don't handle libcall blocks.
2443 (preserve_libcall_for_dce): Remove.
2444 (prescan_insns_for_dce): Don't special-case libcall block insns.
2445 * reload1 (reload): Don't handle libcall notes.
2446 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
2449 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
2451 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
2452 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2453 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2455 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
2457 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
2458 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2459 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2461 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2463 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
2465 2008-06-16 Ira Rosen <irar@il.ibm.com>
2467 PR tree-optimization/36493
2468 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
2469 the arguments list. Use VECTYPE to create vector pointer.
2470 (vectorizable_store): Fail if accesses through a pointer to vectype
2471 do not alias the original memory reference operands.
2472 Call vect_create_data_ref_ptr without the removed argument.
2473 (vectorizable_load): Likewise.
2474 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
2477 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
2480 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
2483 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2485 * config/mips/loongson2ef.md: New file.
2486 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
2487 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
2488 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
2489 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
2490 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
2492 (loongson2ef.md): New include.
2493 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
2494 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
2495 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
2496 (loongson_gt_<mode>, loongson_extract_halfword)
2497 (loongson_insert_halfword_0, loongson_insert_halfword_2)
2498 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
2499 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
2500 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
2501 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
2502 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
2503 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
2504 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
2505 (vec_interleave_low<mode>): Define type attribute.
2506 * config/mips/mips.c (mips_ls2): New static variable.
2507 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
2508 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
2509 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
2510 Implement target scheduling hooks.
2511 (mips_multipass_dfa_lookahead): Update to handle tuning for
2513 (mips_sched_init): Initialize data for Loongson scheduling.
2514 (mips_ls2_variable_issue): New static function.
2515 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
2517 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
2518 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
2519 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
2520 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
2521 Handle ST Loongson 2E/2F cores.
2522 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
2524 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2526 * omp-low.c (extract_omp_for_data): Fix comment typo.
2529 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2531 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
2532 FIXME note about gcc/config.guess.
2533 * doc/options.texi (Option file format): Remove non-ASCII bytes.
2534 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
2535 * doc/cppopts.texi: Likewise.
2536 * doc/extend.texi: Likewise.
2537 * doc/gcc.texi: Likewise.
2538 * doc/gccint.texi: Likewise.
2539 * doc/gcov.texi: Likewise.
2540 * doc/gty.texi: Likewise.
2541 * doc/hostconfig.texi: Likewise.
2542 * doc/install.texi: Likewise.
2543 * doc/invoke.texi: Likewise.
2544 * doc/loop.texi: Likewise.
2545 * doc/makefile.texi: Likewise.
2546 * doc/md.texi: Likewise.
2547 * doc/passes.texi: Likewise.
2548 * doc/tm.texi: Likewise.
2549 * doc/tree-ssa.texi: Likewise.
2550 * doc/trouble.texi: Likewise.
2552 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
2553 Nathan Sidwell <nathan@codesourcery.com>
2554 Maxim Kuvyrkov <maxim@codesourcery.com>
2555 Richard Sandiford <rdsandiford@googlemail.com>
2557 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
2558 * config/mips/mips-protos.h (mips_expand_vector_init): New.
2559 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
2561 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
2562 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
2563 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
2565 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
2566 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
2567 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
2568 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
2569 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
2570 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
2571 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
2572 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
2573 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
2574 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
2575 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
2576 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
2577 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
2578 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
2579 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
2580 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
2581 (mips_builtins): Add Loongson builtins.
2582 (mips_loongson_2ef_bdesc): New.
2583 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
2584 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
2585 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
2586 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
2588 (mips_expand_vector_init): New.
2589 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
2590 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
2592 * config/mips/mips.md: Add unspec numbers for Loongson
2593 builtins. Include loongson.md.
2594 (MOVE64): Include Loongson vector modes.
2595 (SPLITF): Include Loongson vector modes.
2596 (HALFMODE): Handle Loongson vector modes.
2597 * config/mips/loongson.md: New.
2598 * config/mips/loongson.h: New.
2599 * config.gcc: Add loongson.h header for mips*-*-* targets.
2600 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
2602 2008-06-14 Joseph Myers <joseph@codesourcery.com>
2604 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
2605 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
2606 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
2607 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
2608 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
2609 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
2610 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
2611 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
2612 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
2613 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
2614 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
2615 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
2616 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
2617 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
2618 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
2619 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
2620 Remove use_fixproto=yes.
2621 (ia64*-*-hpux*): Remove comment about using fixproto.
2622 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
2624 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2626 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
2628 * configure: Regenerate.
2630 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
2633 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
2634 before evaluating it.
2636 2008-06-13 Jakub Jelinek <jakub@redhat.com>
2639 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
2640 nested inline functions.
2641 (start_decl, start_function): Don't invert DECL_EXTERNAL
2642 for nested inline functions.
2644 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2646 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
2647 splits that must be made for correctness.
2649 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2651 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
2652 (AVAIL_NON_MIPS16): Likewise.
2653 (mips_builtin_description): Replace target_flags with a predicate.
2654 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
2655 (dspr2_32): New availability predicates.
2656 (MIPS_BUILTIN): New macro.
2657 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
2658 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
2659 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
2660 Replace the TARGET_FLAGS parameters with AVAIL parameters.
2661 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
2662 (mips_dsp_32only_bdesc): Merge into...
2663 (mips_builtins): ...this new array.
2664 (mips_bdesc_map, mips_bdesc_arrays): Delete.
2665 (mips_init_builtins): Update after above changes.
2666 (mips_expand_builtin_1): Merge into...
2667 (mips_expand_builtin): ...here and update after above changes.
2669 2008-06-12 Paul Brook <paul@codesourcery.com>
2671 * longlong.h (__arm__): Define count_leading_zeros.
2672 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
2673 (clzsi2, clzdi2): New functions.
2674 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
2675 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
2676 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
2677 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
2678 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
2679 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
2680 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
2681 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2682 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
2683 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
2685 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
2687 * config/m68k/m68k.c (m68k_tune_flags): New.
2688 (override_options): Compute m68k_tune_flags.
2689 (MULL_COST, MULW_COST): Update for various variants of CFV2.
2690 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
2692 2008-06-12 Jakub Jelinek <jakub@redhat.com>
2695 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
2697 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
2699 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
2700 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
2702 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
2704 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
2705 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
2707 2008-06-12 Jakub Jelinek <jakub@redhat.com>
2710 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
2713 2008-06-12 Richard Guenther <rguenther@suse.de>
2715 PR tree-optimization/36345
2716 * tree-flow.h (struct ptr_info_def): Align escape_mask,
2717 add memory_tag_needed flag.
2718 (may_alias_p): Declare.
2719 * tree-ssa-alias.c (may_alias_p): Export.
2720 (set_initial_properties): Use memory_tag_needed flag.
2721 (update_reference_counts): Likewise.
2722 (reset_alias_info): Reset memory_tag_needed flag.
2723 (create_name_tags): Check memory_tag_needed flag.
2724 (dump_points_to_info_for): Dump it.
2725 * tree-ssa-structalias.c (struct variable_info): Remove
2726 directly_dereferenced flag.
2727 (new_var_info): Do not initialize it.
2728 (process_constraint_1): Do not set it.
2729 (update_alias_info): Set is_dereferenced flag.
2730 (set_uids_in_ptset): Use may_alias_p.
2731 (set_used_smts): Check memory_tag_needed flag.
2732 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
2733 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
2734 memory_tag_needed flag.
2735 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
2738 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
2740 * config/i386/i386.c (ix86_compute_frame_layout): Disable
2741 red zone for w64 abi.
2742 (ix86_expand_prologue): Likewise.
2743 (ix86_force_to_memory): Likewise.
2744 (ix86_free_from_memory): Likewise.
2746 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
2749 * config/rs6000/rs6000.c (rs6000_override_options): Set
2750 rs6000_isel conditionally to the absence of comand line override.
2751 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2752 Remove duplicate rs6000_isel setting.
2753 * config/rs6000/eabispe.h: Ditto.
2755 2008-06-11 Richard Guenther <rguenther@suse.de>
2757 * alias.c (get_alias_set): Use the element alias-set for arrays.
2758 (record_component_aliases): For arrays and vectors do nothing.
2759 * c-common.c (strict_aliasing_warning): Handle the cases
2760 of alias set zero explicitly.
2761 * Makefile.in (dfp.o-warn): Add -Wno-error.
2763 2008-06-11 Joseph Myers <joseph@codesourcery.com>
2765 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
2767 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
2768 tune_32 tune_64 to supported_defaults. Allow values not
2769 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
2770 x86_64. Do not override cpu_32 or cpu_64 values from target name.
2771 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
2772 with_cpu_64 to generic for 64-bit-supporting configurations, not
2773 with_cpu. Remove FIXMEs.
2774 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
2775 --with-arch-64, --with-tune-32, --with-tune-64): Document.
2776 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
2777 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
2778 arch_32 and arch_64.
2780 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
2781 Olivier Hainque <hainque@adacore.com>
2783 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
2784 Use DECL_SIZE_UNIT to retrieve the size of the field.
2786 2008-06-11 Joseph Myers <joseph@codesourcery.com>
2788 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
2789 with function calls after declarations. Lay out
2790 neon_float_type_node before further use.
2792 2008-06-11 Richard Guenther <rguenther@suse.de>
2794 * tree-flow.h (may_point_to_global_var): Declare.
2795 * tree-ssa-alias.c (may_point_to_global_var): New function.
2796 * tree-ssa-sink.c (is_hidden_global_store): Use it.
2798 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
2800 * configure.ac: Teach that fido supports .debug_line.
2801 * configure: Regenerate.
2803 2008-06-10 Tom Tromey <tromey@redhat.com>
2805 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
2808 2008-06-10 Joseph Myers <joseph@codesourcery.com>
2810 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
2811 (encode_decimal64, decode_decimal64, encode_decimal128,
2812 decode_decimal128): Reverse order of 32-bit parts of value if host
2813 and target endianness differ.
2815 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
2817 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
2818 Avoid division by 0.
2819 (tree_mod_pow2_value_transform): Likewise.
2820 (tree_ic_transform): Likewise.
2821 (tree_stringops_transform): Likewise.
2822 (tree_mod_subtract_transform): Likewise.
2823 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
2824 (copy_edges_for_bb): Likewise.
2825 (initialize_cfun): Likewise.
2827 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
2829 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
2830 nonmemory_operand. Add "N" operand constraint.
2832 (*jcc_btdi_mask_rex64): New instruction and split pattern.
2833 (*jcc_btsi_mask): Ditto.
2834 (*jcc_btsi_mask_1): Ditto.
2836 2008-06-10 Joseph Myers <joseph@codesourcery.com>
2838 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
2839 TYPE_CANONICAL for copied element type.
2841 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
2844 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
2845 Add m_CORE2 and m_GENERIC.
2846 * config/i386/predicates.md (bt_comparison_operator): New predicate.
2847 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
2849 (*jcc_btdi_rex64): New instruction and split pattern.
2851 (*jcc_btsi_1): Ditto.
2852 (*btsq): Fix Intel asm dialect operand order.
2856 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
2859 * simplify-rtx.c (simplify_subreg): Add check for shift count
2862 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
2864 * doc/md.texi: Synchronize with later constraints.md change.
2865 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
2866 with a C implementation.
2867 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
2869 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
2870 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
2871 when moving to and from MD_REGNUM.
2872 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
2873 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
2874 Handle byte and halfword moves.
2875 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
2877 * config/mips/constraints.md (h): Turn into NO_REGS.
2878 (l, x): Update documentation.
2879 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
2880 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
2881 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
2882 (HILO): New mode iterator.
2884 (any_div): New code iterator.
2885 (u): Extend code attribute to div and udiv.
2886 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
2887 d_operand in the splitters. Remove redundant CONST_INT checks.
2888 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
2889 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
2890 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
2891 accordingly, using normal moves instead of unspecs to move LO into
2892 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
2893 (<u>mulsidi3): Handle expansion in C code.
2894 (<u>mulsidi3_32bit_internal): Rename to...
2895 (<u>mulsidi3_32bit): ...this.
2896 (<u>mulsidi3_32bit_r4000): Fix insn separator.
2897 (*<u>mulsidi3_64bit): Rename to...
2898 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
2899 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
2900 to set LO and HI to the multiplication result. Use a normal move
2901 for MFLO and an unspec for MFHI.
2902 (*<u>mulsidi3_64bit_parts): Replace with...
2903 (<u>mulsidi3_64bit_hilo): ...this new instruction.
2904 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
2905 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
2906 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
2907 instead of HI. Split the instruction into a separate multiplication
2908 and MFHI if !TARGET_FIX_R4000.
2909 (<su>muldi3_highpart): Likewise.
2910 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
2911 and the "=h" clobber.
2912 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
2913 (<u>mulditi3): New expander.
2914 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
2915 (madsi): Remove "=h" clobber.
2916 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
2917 Force the modulus result to be a GPR and split the instruction into
2918 a division followed by an MFHI after reload.
2919 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
2920 (*lea_high64): Use d_operand in the define_peephole2. Likewise
2921 the MIPS16 HIGH define_split.
2922 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
2923 of acc<->gpr moves to "multi".
2924 (*movdi_64bit): Replace the single "x" alternative with
2925 alternatives for moving into and out of "a".
2926 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
2927 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
2928 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
2929 Use d_operand in the splitters. Remove redundant CONST_INT checks.
2930 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
2931 (movti): New expander.
2932 (*movti, *movti_mips16): New insns.
2933 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
2934 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
2935 (mthi<GPR:mode>_<HILO:mode>): Likewise.
2936 * config/mips/predicates.md (fpr_operand): Delete.
2937 (d_operand): New predicate.
2939 2008-06-09 Michael Meissner <michael.meissner@amd.com>
2941 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
2942 failure on some Bourne shells.
2943 (x86_64-*-*): Ditto.
2945 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
2947 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
2949 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2951 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
2952 (sparc-sun-solaris2*): Likewise.
2954 2008-06-09 Arnaud Charlet <charlet@adacore.com
2956 * doc/install.texi: Update requirements to build the Ada compiler.
2958 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
2960 * df-scan.c (struct df_scan_problem_data): Remove the
2961 mw_link_pool alloc pool.
2962 (df_scan_free_internal): Don't free it.
2963 (df_scan_alloc): Don't allocate it.
2964 * df.h (struct df_link): Update comment.
2966 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
2968 * except.h: Correct checks for when SJLJ exceptions must be used.
2970 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2972 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
2975 2008-06-08 Joseph Myers <joseph@codesourcery.com>
2977 PR tree-optimization/36218
2978 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
2979 configure for the build system.
2980 (BUILD_LDFLAGS): Define.
2981 * configure: Regenerate.
2982 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
2984 2008-07-08 Anatoly Sokolov <aesok@post.ru>
2987 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
2988 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
2989 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
2991 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
2993 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
2995 2008-06-07 Joseph Myers <joseph@codesourcery.com>
2997 * config.gcc (Obsolete configurations): Remove list of
2999 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
3000 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
3001 targets matched by those patterns.
3002 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
3003 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
3004 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
3005 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
3006 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
3007 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
3008 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
3009 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
3010 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
3011 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
3012 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
3013 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
3014 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
3015 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
3016 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
3017 Make code for Solaris 7 and greater unconditional for Solaris.
3018 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
3019 Remove --with-* handling.
3020 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
3021 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
3022 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
3023 LINK_OS_WINDISS_SPEC): Remove.
3024 * config/rs6000/sysv4.opt (mwindiss): Remove.
3025 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
3026 * configure: Regenerate.
3027 * doc/cpp.texi: Don't mention BeOS.
3028 * doc/extend.texi (interrupt): Don't mention MS1.
3029 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
3030 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
3031 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
3032 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
3033 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
3035 * doc/invoke.texi (MT Options): Remove.
3036 (-mwindiss): Remove.
3037 (CRIS Options): Remove cris-axis-aout references.
3038 (HPPA Options): Don't mention hppa1.1-*-pro.
3039 * doc/md.texi: (MorphoTech family): Remove.
3040 * libgcc2.c: Don't handle UWIN.
3041 * config/alpha/t-unicosmk: Remove.
3042 * config/alpha/unicosmk.h: Remove.
3043 * config/arm/kaos-arm.h: Remove.
3044 * config/arm/kaos-strongarm.h: Remove.
3045 * config/arm/strongarm-coff.h: Remove.
3046 * config/arm/strongarm-elf.h: Remove.
3047 * config/arm/strongarm-pe.h: Remove.
3048 * config/arm/t-strongarm-pe: Remove.
3049 * config/arm/t-xscale-coff: Remove.
3050 * config/arm/t-xscale-elf: Remove.
3051 * config/arm/xscale-coff.h: Remove.
3052 * config/arm/xscale-elf.h: Remove.
3053 * config/chorus.h: Remove.
3054 * config/cris/aout.h: Remove.
3055 * config/cris/aout.opt: Remove.
3056 * config/cris/t-aout: Remove.
3057 * config/i386/beos-elf.h: Remove.
3058 * config/i386/kaos-i386.h: Remove.
3059 * config/i386/ptx4-i.h: Remove.
3060 * config/i386/sco5.h: Remove.
3061 * config/i386/sco5.opt: Remove.
3062 * config/i386/sysv4-cpp.h: Remove.
3063 * config/i386/sysv5.h: Remove.
3064 * config/i386/t-beos: Remove.
3065 * config/i386/t-sco5: Remove.
3066 * config/i386/t-uwin: Remove.
3067 * config/i386/uwin.asm: Remove.
3068 * config/i386/uwin.h: Remove.
3069 * config/kaos.h: Remove.
3070 * config/mips/windiss.h: Remove.
3071 * config/mt: Remove directory.
3072 * config/pa/pa-osf.h: Remove.
3073 * config/pa/pa-pro-end.h: Remove.
3074 * config/pa/t-pro: Remove.
3075 * config/ptx4.h: Remove.
3076 * config/rs6000/beos.h: Remove.
3077 * config/rs6000/kaos-ppc.h: Remove.
3078 * config/rs6000/t-beos: Remove.
3079 * config/rs6000/windiss.h: Remove.
3080 * config/sh/kaos-sh.h: Remove.
3081 * config/sol2-6.h: Remove.
3082 * config/sparc/sol26-sld.h: Remove.
3083 * config/sparc/sysv4-only.h: Remove.
3084 * config/vax/bsd.h: Remove.
3085 * config/vax/t-memfuncs: Remove.
3086 * config/vax/ultrix.h: Remove.
3087 * config/vax/vaxv.h: Remove.
3088 * config/windiss.h: Remove.
3090 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
3092 PR rtl-optimization/36438
3093 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
3094 for vector shifts with constant scalar shift operands.
3096 2008-06-06 Sandip Matte <sandip@rmicorp.com>
3098 * doc/invoke.texi: Document -march=xlr.
3099 * config/mips/xlr.md: New file.
3100 * config/mips/mips.md: Include it.
3102 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
3103 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
3104 (mips_rtx_cost_data): Likewise.
3106 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
3108 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
3109 PRE_INC and PRE_DEC cases.
3111 2008-06-06 Jakub Jelinek <jakub@redhat.com>
3113 PR rtl-optimization/36419
3114 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
3115 the emitting jump insn.
3118 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
3119 is not bool, boolify the whole *expr_p and convert to the desired type.
3121 2008-06-06 Jakub Jelinek <jakub@redhat.com>
3123 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
3124 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
3125 Add omp_private_outer_ref hook, add another argument to
3126 omp_clause_default_ctor hook.
3127 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
3128 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
3129 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
3130 hook_tree_tree_tree_tree_null.
3131 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
3132 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
3133 * hooks.c (hook_tree_tree_tree_tree_null): New function.
3134 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
3135 * tree.def (OMP_TASK): New tree code.
3136 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
3137 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
3138 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
3139 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
3140 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
3141 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
3142 OMP_CLAUSE_COLLAPSE_EXPR): Define.
3143 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
3144 (OMP_DIRECTIVE_P): Add OMP_TASK.
3145 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
3146 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
3147 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
3148 and OMP_CLAUSE_UNTIED entries.
3149 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
3151 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
3152 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
3153 * tree-pretty-print.c (dump_omp_clause): Handle
3154 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
3155 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
3156 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
3157 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
3158 warning about unsigned iterators. Change decl/init/cond/incr
3159 arguments to TREE_VECs, check arguments for all collapsed loops.
3160 (c_finish_omp_taskwait): New function.
3161 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
3163 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
3164 default_function_array_conversion on init. Add par_clauses argument.
3165 If decl is present in parallel's lastprivate clause, change it to
3166 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
3167 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
3168 collapse count in clauses.
3169 (c_parser_omp_for, c_parser_omp_parallel): Adjust
3170 c_parser_omp_for_loop callers.
3171 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
3172 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
3173 (c_parser_omp_clause_name): Handle collapse and untied clauses.
3174 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
3176 (c_parser_omp_clause_schedule): Handle schedule(auto).
3177 Include correct location in the error message.
3178 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
3179 and PRAGMA_OMP_CLAUSE_UNTIED.
3180 (OMP_TASK_CLAUSE_MASK): Define.
3181 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
3182 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
3183 * tree-nested.c (convert_nonlocal_omp_clauses,
3184 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
3185 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
3186 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
3187 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
3189 (conver_nonlocal_reference, convert_local_reference,
3190 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
3191 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
3192 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
3193 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
3194 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
3195 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
3196 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
3197 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
3198 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
3200 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
3201 * c-common.h (c_finish_omp_taskwait): New prototype.
3202 * gimple-low.c (lower_stmt): Handle OMP_TASK.
3203 * tree-parloops.c (create_parallel_loop): Create 1 entry
3204 vectors for OMP_FOR_{INIT,COND,INCR}.
3205 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3206 (make_edges): Handle OMP_TASK.
3207 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
3208 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
3209 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
3210 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
3211 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
3212 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
3213 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
3214 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
3215 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
3216 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
3217 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
3218 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
3219 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
3220 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
3221 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
3222 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
3223 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
3224 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
3225 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
3226 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
3227 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
3228 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
3229 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
3230 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
3231 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
3232 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
3233 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
3234 original iterator is present in lastprivate clause or if
3235 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
3236 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
3237 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
3238 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
3239 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
3240 if it is set, lookup var in outer contexts too. Handle
3241 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
3242 to be implicitly determined firstprivate for task regions.
3243 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
3244 if it is set, lookup var in outer contexts too. Set
3245 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
3246 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
3247 OMP_CLAUSE_UNTIED. Take region_type as last argument
3248 instead of in_parallel and in_combined_parallel.
3249 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
3251 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
3252 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
3253 (new_omp_context): Set default_kind to
3254 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
3255 (omp_region_type): New enum.
3256 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
3257 fields, add region_type.
3258 (new_omp_context): Take region_type as argument instead of is_parallel
3259 and is_combined_parallel.
3260 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
3261 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
3262 ctx->is_combined_parallel checks.
3263 (gimplify_omp_task): New function.
3264 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
3266 * omp-low.c (extract_omp_for_data): Use schedule(static)
3267 for schedule(auto). Handle pointer and unsigned iterators.
3268 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
3269 Add loops argument. Extract data for collapsed OMP_FOR loops.
3270 (expand_parallel_call): Assert sched_kind isn't auto,
3271 map runtime schedule to index 3.
3272 (struct omp_for_data_loop): New type.
3273 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
3274 Add loop, loops, collapse and iter_type fields.
3275 (workshare_safe_to_combine_p): Disallow combined for if
3276 iter_type is unsigned long long. Don't combine collapse > 1 loops
3277 unless all bounds and steps are constant. Adjust extract_omp_for_data
3279 (expand_omp_for_generic): Handle pointer, unsigned and long long
3280 iterators. Handle collapsed OMP_FOR loops. Adjust
3281 for struct omp_for_data changes. If libgomp function doesn't return
3282 boolean_type_node, add comparison of the return value with 0.
3283 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
3284 pointer, unsigned and long long iterators. Adjust for struct
3285 omp_for_data changes.
3286 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
3287 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
3288 unsigned long long. Allocate loops array, pass it to
3289 extract_omp_for_data. For collapse > 1 loops use always
3290 expand_omp_for_generic.
3291 (omp_context): Add sfield_map and srecord_type fields.
3292 (is_task_ctx, lookup_sfield): New functions.
3293 (use_pointer_for_field): Use is_task_ctx helper. Change first
3294 argument's type from const_tree to tree. Clarify comment.
3295 In OMP_TASK disallow copy-in/out sharing.
3296 (build_sender_ref): Call lookup_sfield instead of lookup_field.
3297 (install_var_field): Add mask argument. Populate both record_type
3298 and srecord_type if needed.
3299 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
3301 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
3302 and DECL_FIELD_OFFSET.
3303 (scan_sharing_clauses): Adjust install_var_field callers. For
3304 firstprivate clauses on explicit tasks allocate the var by value in
3305 record_type unconditionally, rather than by reference.
3306 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
3307 Use is_taskreg_ctx instead of is_parallel_ctx.
3308 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
3309 (create_omp_child_function_name): Add task_copy argument, use
3310 *_omp_cpyfn* names if it is true.
3311 (create_omp_child_function): Add task_copy argument, if true create
3312 *_omp_cpyfn* helper function.
3313 (scan_omp_parallel): Adjust create_omp_child_function callers.
3314 Rename parallel_nesting_level to taskreg_nesting_level.
3315 (scan_omp_task): New function.
3316 (lower_rec_input_clauses): Don't run constructors for firstprivate
3317 explicit task vars which are initialized by *_omp_cpyfn*.
3318 Pass outer var ref to omp_clause_default_ctor hook if
3319 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
3320 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
3321 OMP_CLAUSE_REDUCTION_INIT.
3322 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
3323 avoid duplicate setting of fields. Handle
3324 OMP_CLAUSE_PRIVATE_OUTER_REF.
3325 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
3326 copy-out if TREE_READONLY, only copy-in.
3327 (expand_task_copyfn): New function.
3328 (expand_task_call): New function.
3329 (struct omp_taskcopy_context): New type.
3330 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
3332 (lower_omp_parallel): Rename to...
3333 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
3334 Call create_task_copyfn if srecord_type is needed. Adjust
3336 (task_shared_vars): New variable.
3337 (check_omp_nesting_restrictions): Warn if work-sharing,
3338 barrier, master or ordered region is closely nested inside OMP_TASK.
3339 Add warnings for barrier if closely nested inside of work-sharing,
3340 ordered, or master region.
3341 (scan_omp_1): Call check_omp_nesting_restrictions even for
3342 GOMP_barrier calls. Rename parallel_nesting_level to
3343 taskreg_nesting_level. Handle OMP_TASK.
3344 (lower_lastprivate_clauses): Even if some lastprivate is found on a
3345 work-sharing construct, continue looking for them on parent parallel
3347 (lower_omp_for_lastprivate): Add lastprivate clauses
3348 to the beginning of dlist rather than end. Adjust for struct
3349 omp_for_data changes.
3350 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
3351 not after it. Handle collapsed OMP_FOR loops, adjust for
3352 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
3353 (get_ws_args_for): Adjust extract_omp_for_data caller.
3354 (scan_omp_for): Handle collapsed OMP_FOR
3355 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
3356 (lower_omp_single_simple): If libgomp function doesn't return
3357 boolean_type_node, add comparison of the return value with 0.
3358 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
3359 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
3360 (parallel_nesting_level): Rename to...
3361 (taskreg_nesting_level): ... this.
3362 (is_taskreg_ctx): New function.
3363 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
3365 (execute_lower_omp): Rename parallel_nesting_level to
3366 taskreg_nesting_level.
3367 (expand_omp_parallel): Rename to...
3368 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
3369 Call omp_task_call for OMP_TASK regions.
3370 (expand_omp): Adjust caller, handle OMP_TASK.
3371 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
3373 * bitmap.c (bitmap_default_obstack_depth): New variable.
3374 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
3375 if argument is NULL and bitmap_default_obstack is already initialized.
3376 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
3378 * matrix-reorg.c (matrix_reorg): Likewise.
3380 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
3382 * config/i386/i386.md (*indirect_jump): Macroize using P
3383 mode iterator. Remove !TARGET_64BIT from insn constraints.
3384 (*tablejump_1): Ditto.
3385 (*indirect_jump_rex64): Remove insn pattern.
3386 (*tablejump_1_rex64): Ditto.
3387 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
3388 and eh_return_si insn patterns.
3390 2008-06-06 Richard Guenther <rguenther@suse.de>
3392 * tree-ssa-structalias.c (merge_smts_into): Remove.
3393 (find_what_p_points_to): Do not bother to compute the
3394 points-to set for pt_anything pointers.
3395 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
3396 for pt_anything pointers is ok.
3398 2008-06-06 Jan Hubicka <jh@suse.cz>
3400 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
3402 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3404 * cgraph.c: Fix typos in comments.
3405 (cgraph_availability_names): Fix string typo.
3406 * fold-const.c: Fix typos in comments.
3407 (fold_binary): Fix typo in warning.
3408 * genautomata.c: Fix typos in comments.
3409 (check_presence_pattern_sets): Fix typo in local variable.
3410 (output_description): Fix typo in output.
3411 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
3412 * hwint.h: Likewise.
3413 * matrix-reorg.c (check_allocation_function): Likewise.
3414 * omega.c (smooth_weird_equations): Likewise.
3415 * auto-inc-dec.c: Fix typos in comments.
3416 * bb-reorder.c: Likewise.
3417 * builtins.c: Likewise.
3418 * c-common.c: Likewise.
3419 * c-cppbuiltin.c: Likewise.
3420 * c-parser.c: Likewise.
3421 * c-pretty-print.c: Likewise.
3422 * cfgcleanup.c: Likewise.
3423 * cfgexpand.c: Likewise.
3424 * cfghooks.c: Likewise.
3425 * cfglayout.c: Likewise.
3426 * cfgloopmanip.c: Likewise.
3427 * cgraphunit.c: Likewise.
3428 * coverage.c: Likewise.
3429 * dbxout.c: Likewise.
3430 * df-byte-scan.c: Likewise.
3431 * df-core.c: Likewise.
3432 * df-problems.c: Likewise.
3433 * df-scan.c: Likewise.
3435 * dominance.c: Likewise.
3436 * domwalk.c: Likewise.
3438 * dwarf2out.c: Likewise.
3439 * emit-rtl.c: Likewise.
3440 * et-forest.c: Likewise.
3441 * function.c: Likewise.
3442 * function.h: Likewise.
3444 * gcov-io.c: Likewise.
3447 * genattrtab.c: Likewise.
3448 * ggc-page.c: Likewise.
3449 * gimplify.c: Likewise.
3450 * gthr-lynx.h: Likewise.
3451 * haifa-sched.c: Likewise.
3452 * ipa-cp.c: Likewise.
3453 * ipa-inline.c: Likewise.
3454 * ipa-prop.h: Likewise.
3455 * ipa-pure-const.c: Likewise.
3456 * ipa-struct-reorg.c: Likewise.
3457 * ipa-struct-reorg.h: Likewise.
3458 * ipa-type-escape.c: Likewise.
3460 * loop-doloop.c: Likewise.
3461 * mips-tfile.c: Likewise.
3462 * mkmap-flat.awk: Likewise.
3463 * mkmap-symver.awk: Likewise.
3464 * modulo-sched.c: Likewise.
3465 * omp-low.c: Likewise.
3466 * optabs.c: Likewise.
3467 * optabs.h: Likewise.
3469 * passes.c: Likewise.
3470 * postreload-gcse.c: Likewise.
3471 * postreload.c: Likewise.
3472 * predict.c: Likewise.
3473 * pretty-print.h: Likewise.
3474 * profile.c: Likewise.
3475 * protoize.c: Likewise.
3476 * ra-conflict.c: Likewise.
3478 * recog.c: Likewise.
3479 * regclass.c: Likewise.
3481 * reload.c: Likewise.
3482 * rtl-error.c: Likewise.
3483 * rtlanal.c: Likewise.
3485 * sched-rgn.c: Likewise.
3488 * target.h: Likewise.
3489 * tree-dfa.c: Likewise.
3490 * tree-eh.c: Likewise.
3491 * tree-flow-inline.h: Likewise.
3492 * tree-inline.c: Likewise.
3493 * tree-into-ssa.c: Likewise.
3494 * tree-loop-distribution.c: Likewise.
3495 * tree-nested.c: Likewise.
3496 * tree-parloops.c: Likewise.
3497 * tree-pass.h: Likewise.
3498 * tree-pretty-print.c: Likewise.
3499 * tree-profile.c: Likewise.
3500 * tree-scalar-evolution.c: Likewise.
3501 * tree-sra.c: Likewise.
3502 * tree-ssa-alias-warnings.c: Likewise.
3503 * tree-ssa-ccp.c: Likewise.
3504 * tree-ssa-coalesce.c: Likewise.
3505 * tree-ssa-dom.c: Likewise.
3506 * tree-ssa-dse.c: Likewise.
3507 * tree-ssa-forwprop.c: Likewise.
3508 * tree-ssa-live.c: Likewise.
3509 * tree-ssa-live.h: Likewise.
3510 * tree-ssa-loop-im.c: Likewise.
3511 * tree-ssa-loop-ivopts.c: Likewise.
3512 * tree-ssa-loop-niter.c: Likewise.
3513 * tree-ssa-loop-prefetch.c: Likewise.
3514 * tree-ssa-phiopt.c: Likewise.
3515 * tree-ssa-phiprop.c: Likewise.
3516 * tree-ssa-sccvn.c: Likewise.
3517 * tree-ssa-ter.c: Likewise.
3518 * tree-ssa-threadupdate.c: Likewise.
3519 * tree-ssa.c: Likewise.
3520 * tree-vect-analyze.c: Likewise.
3521 * tree-vect-transform.c: Likewise.
3522 * tree-vectorizer.c: Likewise.
3523 * tree-vn.c: Likewise.
3524 * tree-vrp.c: Likewise.
3526 * tree.def: Likewise.
3528 * unwind-dw2-fde.c: Likewise.
3529 * unwind.inc: Likewise.
3530 * value-prof.c: Likewise.
3531 * vmsdbgout.c: Likewise.
3533 2008-06-05 David Edelsohn <edelsohn@gnu.org>
3535 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
3536 always place FP constants in the TOC for TARGET_POWERPC64.
3537 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
3539 2008-06-05 Joseph Myers <joseph@codesourcery.com>
3541 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
3542 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
3543 enable for TARGET_E500_DOUBLE.
3544 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
3545 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
3546 floating-point modes like integer modes for E500 double.
3547 (rs6000_legitimate_offset_address_p): Likewise.
3548 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
3549 addressing for DDmode for E500 double.
3550 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
3551 modes as using 64-bits of registers for E500 double.
3552 (spe_build_register_parallel): Do not handle DDmode or TDmode.
3553 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
3554 specially for E500 double.
3555 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
3556 TDmode for E500 double.
3557 (rs6000_gimplify_va_arg): Only handle SDmode in registers
3558 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
3559 (rs6000_split_multireg_move): Do not handle TDmode specially for
3561 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
3562 using 64-bit registers for E500 double.
3563 (emit_frame_save): Do not handle DDmode specially for E500 double.
3564 (gen_frame_mem_offset): Likewise.
3565 (rs6000_function_value): Do not call spe_build_register_parallel
3566 for DDmode or TDmode.
3567 (rs6000_libcall_value): Likewise.
3568 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
3569 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
3572 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
3574 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
3577 2008-06-04 Junjie Gu <jgu@tensilica.com>
3579 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
3580 comparison for frame pointers.
3582 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
3585 * config/avr/avr.h (PUSH_ROUNDING): Remove.
3587 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
3590 * builtins.c (expand_builtin_signbit): Don't take lowpart when
3591 register is already smaller or equal to required mode.
3593 2008-06-04 Xinliang David Li <davidxl@google.com>
3595 * tree-call-cdce.c: New file.
3596 (cond_dead_built_in_calls): New static variable.
3597 (input_domain): New struct.
3598 (check_pow): New function.
3599 (check_builtin_call): Ditto.
3600 (check_target_format): Ditto.
3601 (is_call_dce_candidate): Ditto.
3602 (gen_one_condition): Ditto.
3603 (gen_conditions_for_domain): Ditto.
3604 (get_domain): Ditto.
3605 (gen_conditions_for_pow_cst_base): Ditto.
3606 (gen_conditions_for_pow_int_base): Ditto.
3607 (gen_conditions_for_pow): Ditto.
3608 (get_no_error_domain): Ditto.
3609 (gen_shrink_wrap_conditions): Ditto.
3610 (shrink_wrap_one_built_in_call): Ditto.
3611 (shink_wrap_conditional_dead_built_in_calls): Ditto.
3612 (tree_call_cdce): Ditto.
3613 (gate_call_cdce): Ditto.
3614 (pass_call_cdce): New gimple pass.
3615 * passes.c: (init_optimization_passes): New pass.
3616 * tree-pass.h: New pass declaration.
3617 * opts.c (decode_options): New flag setting.
3618 * common.opt: Add -ftree-builtin-call-dce flag.
3619 * Makefile.in: Add new source file.
3620 * tempvar.def: New tv_id.
3621 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
3623 2008-06-04 Richard Guenther <rguenther@suse.de>
3625 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
3626 (is_call_clobbered): Always check var_ann->call_clobbered.
3627 (mark_call_clobbered): Always set var_ann->call_clobbered.
3628 (clear_call_clobbered): Always clear var_ann->call_clobbered.
3629 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
3630 (reset_alias_info): Clear call clobbering info on MTAGs and
3632 (set_pt_anything): Set pt_global_mem.
3633 (create_tag_raw): Adjust comment.
3634 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
3636 2008-06-04 Joseph Myers <joseph@codesourcery.com>
3637 Maxim Kuvyrkov <maxim@codesourcery.com>
3639 * config/m68k/m68k.opt (mxgot): New option.
3640 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
3641 (m68k_output_addr_const_extra): New.
3642 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
3643 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
3644 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
3645 * doc/invoke.texi (M680x0 Options): Document -mxgot.
3647 2008-06-04 Richard Guenther <rguenther@suse.de>
3649 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
3650 negative or non-representable offsets.
3652 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
3654 * config/i386/i386.c (ix86_gen_leave): New.
3655 (ix86_gen_pop1): Likewise.
3656 (ix86_gen_add3): Likewise.
3657 (ix86_gen_sub3): Likewise.
3658 (ix86_gen_sub3_carry): Likewise.
3659 (ix86_gen_one_cmpl2): Likewise.
3660 (ix86_gen_monitor): Likewise.
3661 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
3662 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
3663 ix86_gen_one_cmpl2 and ix86_gen_monitor.
3664 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
3665 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
3666 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
3667 (ix86_expand_epilogue): Updated.
3668 (print_operand): Handle integer register operand for 'z'.
3669 (ix86_expand_strlensi_unroll_1): Likewise.
3670 (ix86_expand_strlen): Likewise.
3671 (ix86_expand_builtin): Likewise.
3672 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
3673 mov{q}/mov{l} and add{q}/add{l}.
3675 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3677 * config/i386/i386.md (P): New mode iterator.
3678 (SFmode push_operand splitter): Macroize DImode and SImode pushes
3679 using P mode iterator.
3680 (DFmode push_operand splitter): Ditto.
3681 (XFmode push_operand splitter): Ditto.
3682 (DFmode float_extend SFmode push_operand splitter): Ditto.
3683 (XFmode float_extend SFmode push_operand splitter): Do not generate
3684 SImode pushes for 64bit target. Macroize Dimode and SImode
3685 pushes using P mode iterator.
3686 (XFmode float_extend DFmode push_operand splitter): Ditto.
3688 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3690 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
3691 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
3692 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
3694 (ix86_call_abi_override): Remove check for call_used_regs.
3696 2008-06-03 Richard Guenther <rguenther@suse.de>
3698 * tree-ssa-structalias.c (find_func_aliases): Add constraints
3699 for the lhs of calls if the return type contains pointers.
3701 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3703 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
3704 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
3705 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
3706 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
3707 of cfun and DEFAULT_ABI to deceide abi mode.
3709 (REG_PARM_STACK_SPACE): Removed.
3710 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
3711 (STACK_BOUNDARY): Use default target to deceide stack boundary.
3712 * config/i386/i386-protos.h (ix86_cfun_abi): New.
3713 (ix86_function_abi): Likewise.
3714 (ix86_function_type_abi): Likewise.
3715 (ix86_call_abi_override): Likewise.
3716 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
3717 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
3718 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
3719 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
3721 (X86_64_REGPARM_MAX): New.
3722 (X86_64_SSE_REGPARM_MAX): New.
3723 (X64_REGPARM_MAX): New.
3724 (X64_SSE_REGPARM_MAX): New.
3725 (X86_32_REGPARM_MAX): New.
3726 (X86_32_SSE_REGPARM_MAX): New.
3727 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
3728 (ix86_function_regparm): Handle user calling abi.
3729 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
3730 by DEFAULT_ABI versus SYSV_ABI check.
3731 (ix86_reg_parm_stack_space): New.
3732 (ix86_function_type_abi): New.
3733 (ix86_call_abi_override): New.
3734 (ix86_function_abi): New.
3735 (ix86_cfun_abi): New.
3736 (init_cumulative_args): Call abi specific initialization.
3737 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
3738 (function_arg_64): Extend SSE_REGPARM_MAX check.
3739 (function_arg (): Remove TARGET_64BIT_MS_ABI.
3740 (ix86_pass_by_reference): Likewise.
3741 (ix86_function_value_regno_p): Likewise.
3742 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
3743 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
3744 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
3745 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
3746 (setup_incoming_varargs_64): Adjust regparm for call abi.
3747 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
3748 (ix86_va_start): Likewise.
3749 (ix86_gimplify_va_arg): Likewise.
3750 (ix86_expand_prologue): Likewise.
3751 (output_pic_addr_const): Likewise.
3752 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
3753 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
3754 (x86_output_mi_thunk): Likewise.
3755 (x86_function_profiler): Likewise.
3756 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
3757 (SYSV_ABI, MS_ABI): New constants.
3759 (init_regs): Add prototype of function in regclass.c file.
3760 (OVERRIDE_ABI_FORMAT): New.
3761 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
3762 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
3763 (OUTGOING_REG_PARM_STACK_SPACE): New.
3764 (ix86_reg_parm_stack_space): New prototype.
3765 (CUMULATIVE_ARGS): Add call_abi member.
3766 (machine_function): Add call_abi member.
3767 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
3768 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
3770 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
3773 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
3774 (avr_builtin_setjmp_frame_value): New function.
3775 * config/avr/avr.md (nonlocal_goto_receiver): Define.
3776 (nonlocal_goto): Define.
3778 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
3780 * config/mips/mips.c (mips_emit_loadgp): Return early if
3781 there is nothing do to, otherwise emit a blockage if
3782 !TARGET_EXPLICIT_RELOCS || crtl->profile.
3783 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
3785 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3787 * configure.ac: Drop unneeded backslash ending up in config.in.
3788 * acinclude.m4: Likewise.
3789 * config.in: Regenerate.
3791 2008-05-26 Jan Hubicka <jh@suse.cz>
3793 * predict.c (maybe_hot_frequency_p): Break out of...
3794 (maybe_hot_bb_p): ... here.
3795 (maybe_hot_edge_p): New.
3796 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
3797 * basic-block.h (maybe_hot_edge_p): Declare.
3799 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
3801 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
3802 (*cmpfp_<mode>_cc): Ditto.
3803 (*fp_jcc_8<mode>_387): Ditto.
3804 (*fop_<MODEF:mode>_2_i387): Ditto.
3805 (*fop_<MODEF:mode>_3_i387): Ditto.
3806 (*fop_xf_2_i387): Ditto.
3807 (*fop_xf_3_i387): Ditto.
3809 2008-06-02 Tomas Bily <tbily@suse.cz>
3811 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
3813 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3815 * config/mips/mips.c (mips_valid_offset_p): New function.
3816 (mips_valid_lo_sum_p): Likewise.
3817 (mips_classify_address): Use them.
3818 (mips_force_address): New function.
3819 (mips_legitimize_address): Use it.
3820 * config/mips/mips.md (MOVE128): New mode iterator.
3821 (movtf): Require TARGET_64BIT. Remove empty strings.
3822 (*movtf_internal): Rename to...
3823 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
3824 of "R" and use {,fp}{load,store} attributes instead of "multi".
3825 Use a separate define_split.
3826 (*movtf_mips16): New pattern.
3828 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3830 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
3831 * config/mips/mips.c (mips_expand_before_return): New function.
3832 (mips_expand_epilogue): Call it.
3833 * config/mips/mips.md (return): Turn into a define_expand.
3834 (*return): New insn.
3836 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3838 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
3839 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
3840 functions. Do not emit uses and clobbers of CONCATs; individually
3841 use and clobber their operands.
3842 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
3843 gen_clobber, emit_use and gen_use.
3844 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
3845 (expand_builtin_return): Likewise.
3846 * cfgbuild.c (count_basic_blocks): Likewise.
3847 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
3848 * explow.c (emit_stack_restore): Likewise.
3849 * expmed.c (extract_bit_field_1): Likewise.
3850 * expr.c (convert_move, emit_move_complex_parts): Likewise.
3851 (emit_move_multi_word, store_constructor): Likewise.
3852 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
3853 (thread_prologue_and_epilogue_insns): Likewise.
3854 * lower-subreg.c (resolve_simple_move): Likewise.
3855 * optabs.c (widen_operand, expand_binop): Likewise.
3856 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
3857 * reload.c (find_reloads): Likewise.
3858 * reload1.c (eliminate_regs_in_insn): Likewise.
3859 * stmt.c (expand_nl_goto_receiver): Likewise.
3860 * config/alpha/alpha.md (builtin_longjmp): Likewise.
3861 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
3862 * config/arm/arm.c (arm_load_pic_register): Likewise.
3863 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
3864 * config/arm/arm.md (untyped_return): Likewise.
3865 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
3866 * config/avr/avr.c (expand_prologue): Likewise.
3867 * config/bfin/bfin.c (do_unlink): Likewise.
3868 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
3869 * config/cris/cris.c (cris_expand_prologue): Likewise.
3870 * config/darwin.c (machopic_indirect_data_reference): Likewise.
3871 (machopic_legitimize_pic_address): Likewise.
3872 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
3873 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
3874 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
3875 (ix86_expand_convert_uns_didf_sse): Likewise.
3876 (ix86_expand_vector_init_general): Likewise.
3877 * config/ia64/ia64.md (eh_epilogue): Likewise.
3878 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
3879 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
3880 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
3881 (config/iq2000/iq2000.c): Likewise.
3882 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
3883 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
3884 (builtin_longjmp): Likewise.
3885 * config/mn10300/mn10300.md (call, call_value): Likewise.
3886 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
3887 * config/pdp11/pdp11.md (abshi2): Likewise.
3888 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3889 * config/s390/s390.c (s390_emit_prologue): Likewise.
3890 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
3891 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
3892 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
3893 * config/sh/sh.c (prepare_move_operands): Likewise.
3894 (output_stack_adjust, sh_expand_epilogue): Likewise.
3895 (sh_set_return_address, sh_expand_t_scc): Likewise.
3896 * config/sparc/sparc.c (load_pic_register): Likewise.
3897 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
3898 * config/spu/spu.c (spu_expand_epilogue): Likewise.
3899 * config/v850/v850.c (expand_epilogue): Likewise.
3901 2008-05-31 Anatoly Sokolov <aesok@post.ru>
3903 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
3904 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
3905 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
3906 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
3907 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
3908 stack pointer register.
3909 (output_movhi): Remove code for interrupt specific writing to the
3910 stack pointer register.
3912 2008-05-31 Richard Guenther <rguenther@suse.de>
3914 PR tree-optimization/34244
3915 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
3916 (tree_expr_nonzero_warnv_p): Likewise.
3917 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3918 ssa_name_nonnegative_p.
3919 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
3920 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
3921 not tree_expr_nonzero_warnv_p.
3923 PR tree-optimization/36262
3925 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
3927 PR tree-optimization/34244
3928 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
3929 (record_numbers_of_iterations): New function.
3930 (execute_vrp): Cache the numbers of iterations of loops.
3931 * tree-scalar-evolution.c (scev_reset_except_niters):
3933 (scev_reset): Use scev_reset_except_niters.
3934 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
3936 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
3938 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3939 __WORKAROUND_RETS when appropriate.
3941 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
3943 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
3944 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
3946 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
3947 *fop_df_comm_sse insn patterns using MODEF mode iterator.
3948 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
3949 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
3950 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
3951 *fop_df_1_mixed insn patterns using MODEF mode iterator.
3952 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
3953 *fop_df_1_sse insn patterns using MODEF mode iterator.
3954 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
3955 *fop_df_1_i387 insn patterns using MODEF mode iterator.
3956 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
3957 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
3958 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
3959 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
3960 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
3961 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
3962 (*fop_xf_4_i387): Use <MODE> for mode attribute.
3963 (*fop_xf_5_i387): Ditto.
3964 (*fop_xf_6_i387): Ditto.
3966 2008-05-30 Richard Guenther <rguenther@suse.de>
3968 * builtins.c (build_string_literal): Avoid generating
3969 a non-gimple_val result.
3971 2008-05-30 DJ Delorie <dj@redhat.com>
3973 * exec-tool.in: Use an environment variable (private) instead of a
3974 file (shared) as a semaphore, so as to not break parallel builds.
3976 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3978 * optabs.c (maybe_encapsulate_block): Remove.
3979 (emit_libcall_block): Adjust accordingly.
3980 * optabs.h (maybe_encapsulate_block): Remove prototype.
3982 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
3983 Don't use maybe_encapsulate_block.
3985 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3987 * config/rs6000/rs6000.c (rs6000_legitimize_address,
3988 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
3989 rtx is a SYMBOL_REF before calling get_pool_constant.
3991 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
3993 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
3995 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
3997 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
3998 rather than OS names to choose INO_T_EQ definition.
3999 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
4000 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
4002 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
4005 * config/darwin-f.c: New.
4006 * config/t-darwin: Added rule to build darwin-f.o.
4007 * config.gcc: Defined new variable, fortran_target_objs.
4008 (*-*-darwin*): Set fortran_target_objs.
4009 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
4010 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
4011 * configure: Regenerated.
4013 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
4016 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
4017 canonical type if needed.
4019 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
4021 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
4023 2008-05-29 Richard Guenther <rguenther@suse.de>
4025 PR tree-optimization/36343
4026 PR tree-optimization/36346
4027 PR tree-optimization/36347
4028 * tree-flow.h (clobber_what_p_points_to): Declare.
4029 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
4030 pointed-to variable is dereferenced is irrelevant to whether
4031 the pointer can access the pointed-to variable.
4032 (clobber_what_p_points_to): New function.
4033 * tree-ssa-alias.c (set_initial_properties): Use it.
4034 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
4035 call clobber check for NMTs.
4037 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
4039 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
4040 for printing gcov_type.
4042 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
4044 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
4045 and the eh region information.
4046 * value-prof.c (gimple_move_stmt_histograms): New function.
4047 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
4049 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
4051 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
4053 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
4055 * value-prof.c (tree_ic_transform): Print counts.
4056 * tree-profile.c (tree_gen_ic_func_profiler):
4057 Clear __gcov_indreict_call_callee variable to avoid misattribution
4060 2008-05-28 Rafael Espindola <espindola@google.com>
4062 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
4065 2008-05-28 Richard Guenther <rguenther@suse.de>
4067 PR tree-optimization/36339
4068 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
4069 and clobbering code out of the loop.
4071 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
4073 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
4076 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
4077 s390_contiguous_bitmask_p, s390_symref_operand_p,
4078 s390_check_symref_alignment, s390_reload_larl_operand,
4079 s390_reload_symref_address): New functions.
4080 (s390_branch_condition_mnemonic): Support compare and branch
4082 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
4083 and 'W' constraints.
4084 (s390_secondary_reload): Add secondary reloads for unaligned
4085 symbol refs or symbol refs to floating point or QI/TI mode
4087 (legitimate_address_p): Accept symbol references as addresses.
4088 (s390_expand_insv): Use rotate and insert selected bits
4089 instruction for insv when building for z10.
4090 (print_operand_address): Handle symbol ref addresses.
4091 (print_operand): Output modifier 'c' added for signed byte values.
4092 (s390_encode_section_info): Mark symbol refs with
4093 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
4095 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
4096 (length attribute): RRF, RRR have 4 byte length.
4097 (FPALL, INTALL): New mode iterators added.
4098 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
4099 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
4100 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
4101 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
4102 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
4103 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
4104 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
4105 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
4107 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
4108 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
4109 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
4110 reload<INTALL:mode><P:mode>_toreg_z10,
4111 reload<FPALL:mode><P:mode>_tomem_z10,
4112 reload<FPALL:mode><P:mode>_toreg_z10,
4113 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
4114 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
4115 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
4116 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
4118 (movmem, clrmem, cmpmem): New splitters added.
4120 * config/s390/predicates.md (larl_operand): Use
4121 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
4122 SYMBOL_REF_ALIGN1_P.
4123 (s390_signed_integer_comparison,
4124 s390_unsigned_integer_comparison): New predicates.
4126 * config/s390/s390-protos.h (s390_check_symref_alignment,
4127 s390_contiguous_bitmask_p, s390_reload_larl_operand,
4128 s390_reload_symref_address,
4129 s390_compare_and_branch_condition_mask): Prototypes added.
4131 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
4132 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
4133 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
4135 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
4137 * config/s390/s390.c (z10_cost): New cost function for z10.
4138 (s390_handle_arch_option, override_options): Support -march=z10 switch.
4139 (s390_issue_rate): Adjust issue rate for z10.
4140 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
4141 (processor_flags): Add PF_Z10.
4142 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
4143 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
4144 * gcc/config.gcc: Add z10.
4146 2008-05-28 Richard Guenther <rguenther@suse.de>
4148 PR tree-optimization/36291
4149 * tree-flow. h (struct gimple_df): Remove var_anns member.
4150 * tree-flow-inline.h (gimple_var_anns): Remove.
4151 (var_ann): Simplify.
4152 * tree-dfa.c (create_var_ann): Simplify.
4153 (remove_referenced_var): Clear alias info from var_anns of globals.
4154 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
4155 (delete_tree_ssa): Clear alias info from var_anns of globals.
4156 Do not free var_anns.
4157 (var_ann_eq): Remove.
4158 (var_ann_hash): Likewise.
4160 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
4162 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
4163 and loongson2f entries.
4164 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
4165 * config/mips/mips.h (processor_type): Add Loongson-2E
4166 and Loongson-2F entries.
4167 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
4168 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
4169 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
4170 * doc/invoke.texi (MIPS Options): Document loongson2e
4171 and loongson2f processor names.
4173 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
4177 * config/i386/i386.c (ix86_function_arg_boundary): Use
4178 alignment of canonical type.
4179 (ix86_expand_vector_move): Check unaligned memory access for
4182 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
4184 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
4185 Moved to the front of file.
4187 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
4188 H.J. Lu <hongjiu.lu@intel.com>
4190 * dwarf2out.c (current_fde): New.
4192 (lookup_cfa:): Likewise.
4193 (dwarf2out_end_epilogue): Likewise.
4194 (dwarf2out_note_section_used): Likewise.
4196 2008-05-27 Michael Matz <matz@suse.de>
4199 * c.opt (Wenum-compare): New warning option.
4200 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
4202 2008-05-27 Michael Matz <matz@suse.de>
4205 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
4207 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
4208 into memory as tail calls.
4210 2008-05-27 Richard Guenther <rguenther@suse.de>
4212 PR tree-optimization/36339
4213 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
4214 pointers cause all addressable variables to be call clobbered.
4216 2008-05-27 Richard Guenther <rguenther@suse.de>
4218 PR tree-optimization/36245
4219 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
4221 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4223 * config/s390/s390.md: Replace all occurences of the 'm'
4224 constraint with 'RT'.
4226 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4228 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
4230 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
4232 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
4233 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
4234 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
4236 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4238 * reload.c: (find_reloads): Skip alternatives according to the
4239 "enabled" attribute. Constify the constraint variable.
4240 * recog.c (get_attr_enabled): Add default implementation.
4241 (extract_insn): Set the alternative_enabled_p array
4242 in the recog_data struct.
4243 (preprocess_constraints, constrain_operands): Skip
4244 alternatives according to the "enabled" attribute
4245 * recog.h (struct recog_data): New field alternative_enabled_p.
4246 (skip_alternative): New inline function.
4247 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
4248 (record_reg_classes): Skip alternative according to the
4249 "enabled" attribute.
4251 * doc/md.texi: Add documention for the "enabled" attribute.
4253 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4255 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
4256 * postreload.c (reload_cse_simplify_operands): Replace 'm'
4257 constraint with TARGET_MEM_CONSTRAINT.
4258 * recog.c (asm_operand_ok, preprocess_constraints,
4259 constrain_operands): Likewise.
4260 * regclass.c (record_reg_classes): Likewise.
4261 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
4262 * reload1.c (maybe_fix_stack_asms): Likewise.
4263 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
4264 * recog.h: Adjust comment.
4265 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
4266 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
4267 * doc/md.texi: Add a note to description of 'm' constraint.
4268 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
4270 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
4272 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
4273 that the bitfield is of integral type before testing its precision.
4275 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4276 Sa Liu <saliu@de.ibm.com>
4278 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
4279 __modti3, __udivti3, __umodti3 and __udivmodti4.
4280 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
4281 that implement TImode mul and div functions.
4282 * config/spu/multi3.c: New. Implement __multi3.
4283 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
4284 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
4287 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
4289 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
4290 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
4291 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
4292 tls_sysv_suffix): New mode and mode attribute iterators.
4293 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
4294 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
4295 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
4296 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
4297 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
4300 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
4302 PR tree-optimization/36329
4303 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
4304 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
4305 * cgraphbuild.c (initialize_inline_failed): Use the latter
4306 macro in lieu of the former.
4307 * ipa-inline.c (cgraph_mark_inline): Likewise.
4308 (cgraph_decide_inlining_of_small_function): Likewise.
4309 (cgraph_decide_inlining): Likewise.
4310 (cgraph_decide_inlining_incrementally): Likewise.
4312 2008-05-26 Tristan Gingold <gingold@adacore.com>
4313 Anatoly Sokolov <aesok@post.ru>
4315 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
4316 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
4317 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
4318 optimization for 'avr6' architecture.
4320 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
4323 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
4325 2008-05-26 Richard Guenther <rguenther@suse.de>
4327 * tree-ssa-sccvn.c (expr_has_constants): Declare.
4328 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
4330 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
4333 * caller-save.c (insert_restore): Verify alignment of spill space.
4334 (insert_save): Likewise.
4335 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
4336 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
4337 (STACK_SLOT_ALIGNMENT): Likewise.
4338 * function.c (LOCAL_ALIGNMENT): Removed.
4339 (get_stack_local_alignment): New.
4340 (assign_stack_local): Use it. Set alignment on stack slot.
4341 (assign_stack_temp_for_type): Use get_stack_local_alignment.
4342 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
4343 (STACK_SLOT_ALIGNMENT): New.
4344 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
4345 stack slot in XFmode.
4347 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
4349 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
4352 * config/i386/i386.md (allocate_stack_worker_64): Make sure
4353 argument operand in rax isn't removed.
4355 2008-05-26 Richard Guenther <rguenther@suse.de>
4358 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
4359 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
4361 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
4364 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
4366 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
4368 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
4369 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
4371 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
4373 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
4374 build a trampoline if we don't want one.
4375 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
4376 return zero for nested functions if we don't want a trampoline.
4378 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
4380 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
4382 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
4385 * c.opt: Removed undocumented option '-lang-fortran'.
4386 * c-common.h: Removed global variable 'lang_fortran'.
4387 * c-opts.c (c_common_handle_option): Removed code to handle
4388 option '-lang-fortran'. Updated includes.
4389 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
4390 definition of '__GFORTRAN__'.
4391 (define__GNUC__): Reimplemented to use BASEVER and
4392 cpp_define_formatted.
4393 (builtin_define_with_value_n): Removed.
4394 * c-incpath.h: Renamed to ...
4395 * incpath.h: ... this.
4396 * c-incpath.c: Renamed to ...
4397 * incpath.c: ... this. Updated includes.
4398 * fix-header.c: Updated includes.
4399 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
4400 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
4401 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
4403 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
4405 * tree.h: Update the table of flags used on tree nodes.
4406 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
4407 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
4408 (FORCED_LABEL): Add access check.
4409 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
4410 (ASM_INPUT_P): Likewise.
4411 (ASM_VOLATILE_P): Likewise.
4412 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
4413 (OMP_SECTION_LAST): Access private_flag directly.
4414 (OMP_RETURN_NOWAIT): Likewise.
4415 (OMP_PARALLEL_COMBINED): Likewise.
4416 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
4417 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
4418 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
4419 deprecated_flag directly.
4421 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
4423 * final.c (frame_pointer_needed): Removed.
4424 * flags.h (frame_pointer_needed): Likewise.
4426 * function.h (rtl_data): Add frame_pointer_needed.
4427 (frame_pointer_needed): New.
4429 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
4431 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
4433 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
4435 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
4438 2008-05-25 Alan Modra <amodra@bigpond.net.au>
4440 * c-common.c (strip_array_types): Move function to..
4442 (get_inner_array_type): Delete.
4443 * c-common.h (strip_array_types): Move declaration to..
4445 (get_inner_array_type): Delete.
4446 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
4447 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
4448 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
4449 * config/pa/pa.c (emit_move_sequence): Likewise.
4451 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
4453 * config/i386/i386.md (*sse_prologue_save_insn): Set length
4456 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
4458 * function.c: Include target hook for nonlocal_goto frame value.
4460 2008-05-24 Richard Guenther <rguenther@suse.de>
4462 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
4463 variable can be only accessed through a pointer or a union.
4465 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4467 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
4468 * doc/extend.texi: Likewise.
4470 2008-05-23 DJ Delorie <dj@redhat.com>
4472 * config/m32c/jump.md (untyped_call): Add.
4474 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
4476 (m32c_address_cost): Detail costs for indirect offsets.
4478 2008-05-23 Rafael Espindola <espindola@google.com>
4480 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
4481 if a node is a SUBREG.
4482 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
4485 2008-05-23 Paul Brook <paul@codesourcery.com>
4486 Carlos O'Donell <carlos@codesourcery.com>
4488 * doc/extend.texi: Clarify use of __attribute__((naked)).
4489 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
4490 * target.h (gcc_target): Add allocate_stack_slots_for_args.
4491 * function.c (use_register_for_decl): Use
4492 targetm.calls.allocate_stack_slots_for_args.
4493 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
4494 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
4495 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
4497 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
4499 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
4501 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
4503 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
4504 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
4505 is only rounded once.
4507 2008-05-23 Richard Guenther <rguenther@suse.de>
4509 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
4511 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
4512 Jakub Jelinek <jakub@redhat.com>
4515 * configure.ac: Handle --enable-cld.
4516 * configure: Regenerated.
4517 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
4518 * config/i386/i386.h (struct machine_function): Add needs_cld field.
4519 (ix86_current_function_needs_cld): New define.
4520 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
4521 (cld): New isns pattern.
4522 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
4523 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
4524 * config/i386/i386.opt (mcld): New option.
4525 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
4526 TARGET_CLD and ix86_current_function_needs_cld.
4527 (override_options): Use -mcld by default for 32-bit code if
4530 * doc/install.texi (Options specification): Document --enable-cld.
4531 * doc/invoke.texi (Machine Dependent Options)
4532 [i386 and x86-64 Options]: Add -mcld option.
4533 (Intel 386 and AMD x86-64 Options): Document -mcld option.
4535 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
4536 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
4537 (return_in_memory_64): Likewise.
4538 (return_in_memory_ms_64): Likewise.
4540 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4542 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
4543 * builtins.c (fold_builtin_fpclassify): New.
4544 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
4545 * builtins.def (BUILT_IN_FPCLASSIFY): New.
4546 * c-common.c (handle_type_generic_attribute): Adjust to accept
4547 fixed arguments before an elipsis.
4548 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
4549 * doc/extend.texi: Document __builtin_fpclassify.
4551 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
4553 * omp-low.c (gate_expand_omp_ssa): Remove.
4554 (pass_expand_omp_ssa): Remove.
4555 (gate_expand_omp): Do not check for flag_openmp_ssa.
4556 * common.opt (-fopenmp-ssa): Remove.
4557 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
4559 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
4561 * config/sh/sh.opt (mfixed-range): New option.
4562 * config/sh/sh-protos.h (sh_fix_range): Declare.
4563 * config/sh/sh.c (sh_fix_range): New function.
4564 * config/sh/sh.h (sh_fixed_range_str): Declare.
4565 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
4567 * doc/invoke.texi (SH Options): Document -mfixed-range.
4569 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
4571 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
4572 it before the redeclaration.
4574 2008-05-22 Anatoly Sokolov <aesok@post.ru>
4576 * config/avr/avr.c (get_sequence_length): Add new function.
4577 (expand_prologue, expand_epilogue): Remove duplicate code.
4579 2008-05-22 Rafael Espindola <espindola@google.com>
4581 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
4584 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
4586 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
4587 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
4589 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
4590 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
4591 (vect_update_misalignment_for_peel): Likewise.
4592 (vector_alignment_reachable_p): Likewise.
4593 * tree-vect-transform.c (vectorizable_load): Likewise.
4594 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
4595 (get_vectype_for_scalar_type): Pass mode of scalar_type
4596 to UNITS_PER_SIMD_WORD.
4598 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
4599 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
4600 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
4601 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
4602 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
4604 2008-05-22 Ira Rosen <irar@il.ibm.com>
4606 PR tree-optimization/36293
4607 * tree-vect-transform.c (vect_transform_strided_load): Don't check
4608 if the first load must be skipped because of a gap.
4610 2008-05-22 Richard Guenther <rguenther@suse.de>
4612 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
4613 more cases of offset disambiguation that is possible if
4614 strict-aliasing rules apply.
4615 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
4616 for basic offset and type-based disambiguation.
4618 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4620 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
4621 ix86_expand_vector_set on V16QImode for SSE4.1.
4623 2008-05-21 Tom Tromey <tromey@redhat.com>
4625 * c.opt (Wimport): Mark as undocumented.
4626 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
4628 (Warning Options): Likewise.
4629 * doc/cppopts.texi: Don't mention -Wimport.
4631 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
4633 PR tree-optimization/36287
4634 PR tree-optimization/36286
4635 * lambda-code.c (build_access_matrix): Do not use the loop->num
4636 for computing the number of induction variables: use the loop depth
4639 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
4642 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
4643 option -f(no-)leading-underscore.
4645 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4647 * config/i386/i386.c (ix86_expand_vector_init_general): Use
4648 GET_MODE_NUNITS (mode).
4650 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
4652 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
4653 (-mmulhw): Add 464 to description.
4654 (-mdlmzb): Likewise.
4655 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
4656 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
4658 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
4659 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
4660 * config/rs6000/rs6000.md: Update comments for 464.
4662 2008-05-21 Janis Johnson <janis187@us.ibm.com>
4664 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
4666 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4668 * config/i386/sse.md (vec_extractv4sf): Removed.
4669 (vec_extractv2df): Likewise.
4670 (vec_extractv2di): Likewise.
4671 (vec_extractv4si): Likewise.
4672 (vec_extractv8hi): Likewise.
4673 (vec_extractv16qi): Likewise.
4674 (vec_extract<mode>): New.
4676 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4678 * config/i386/sse.md (vec_setv4sf): Removed.
4679 (vec_setv2df): Likewise.
4680 (vec_setv2di): Likewise.
4681 (vec_setv4si): Likewise.
4682 (vec_setv8hi): Likewise.
4683 (vec_setv16qi): Likewise.
4684 (vec_set<mode>): New.
4686 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4688 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
4689 goto for vec_concat and vec_interleave.
4691 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4693 * config/i386/sse.md (vec_initv4sf): Removed.
4694 (vec_initv2df): Likewise.
4695 (vec_initv2di): Likewise.
4696 (vec_initv4si): Likewise.
4697 (vec_initv8hi): Likewise.
4698 (vec_initv16qi): Likewise.
4699 (vec_init<mode>): New.
4701 2008-05-21 Joseph Myers <joseph@codesourcery.com>
4703 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
4705 2008-05-21 Tom Tromey <tromey@redhat.com>
4707 * ggc-zone.c (lookup_page_table_if_allocated): New function.
4708 (zone_find_object_offset): Likewise.
4709 (gt_ggc_m_S): Likewise.
4710 (highest_bit): Likewise.
4711 * ggc-page.c (gt_ggc_m_S): New function.
4712 * stringpool.c (string_stack): Remove.
4713 (init_stringpool): Update.
4714 (ggc_alloc_string): Use ggc_alloc.
4715 (maybe_delete_ident): New function.
4716 (ggc_purge_stringpool): Likewise.
4717 (gt_ggc_m_S): Remove.
4718 * ggc-common.c (ggc_protect_identifiers): New global.
4719 (ggc_mark_roots): Call ggc_purge_stringpool. Use
4720 ggc_protect_identifiers.
4721 * ggc.h (ggc_protect_identifiers): Declare.
4722 (gt_ggc_m_S): Update.
4723 (ggc_purge_stringpool): Declare.
4724 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
4725 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
4727 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
4729 2008-05-21 David S. Miller <davem@davemloft.net>
4731 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
4734 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
4736 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
4739 2008-05-20 David Daney <ddaney@avtrex.com>
4741 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
4742 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
4743 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4744 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4745 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
4746 (atomic_hiqi_op): New define_code_iterator.
4747 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
4748 mips_expand_compare_and_swap_12.
4749 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
4750 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
4751 (sync_<optab><mode>, sync_old_<optab><mode>,
4752 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4753 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
4754 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
4755 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
4756 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
4757 (test_and_set_12): New insn.
4758 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
4759 sync_new_<optab><mode>, sync_old_nand<mode>,
4760 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
4761 clobber to operand 0 for SI and DI mode insns.
4762 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
4763 mips_gen_fn_4): New typedefs.
4764 (mips_gen_fn_ptrs): Define new union type.
4765 (mips_expand_compare_and_swap_12): Remove declaration.
4766 (mips_expand_atomic_qihi): Declare function.
4767 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
4768 (mips_expand_atomic_qihi): ... this. Use new generator function
4770 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
4771 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
4772 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
4773 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
4774 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
4775 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
4776 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
4777 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
4778 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
4779 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
4782 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
4784 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
4787 2008-05-20 Anatoly Sokolov <aesok@post.ru>
4789 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
4790 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
4791 (avr_attribute_table): Add 'OS_main' function attribute.
4792 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
4793 functions with 'OS_main' attribute.
4795 2008-05-20 Richard Guenther <rguenther@suse.de>
4797 PR tree-optimization/35204
4798 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
4799 helper, split out from ...
4800 (DFS): ... here. Make the DFS walk non-recursive.
4802 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
4803 Jan Sjodin <jan.sjodin@amd.com>
4805 PR tree-optimization/36181
4806 * tree-parloops.c (loop_has_vector_phi_nodes): New.
4807 (parallelize_loops): Don't parallelize when the loop has vector
4810 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4811 Sebastian Pop <sebastian.pop@amd.com>
4813 * tree-loop-linear.c (gather_interchange_stats): Look in the access
4814 matrix, and never look at the tree representation of the memory
4816 (linear_transform_loops): Computes parameters and access matrices.
4817 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
4819 (access_matrix_get_index_for_parameter): New.
4820 * tree-data-ref.h (struct access_matrix): New.
4821 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
4822 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
4823 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
4824 am_vector_index_for_loop): New.
4825 (struct data_reference): Add field access_matrix.
4826 (DR_ACCESS_MATRIX): New.
4827 (compute_data_dependences_for_loop): Update declaration.
4828 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
4829 * lambda.h (lambda_vector_vec_p): Declared.
4830 * lambda-code.c: Depend on pointer-set.h.
4831 (lambda_collect_parameters_from_af, lambda_collect_parameters,
4832 av_for_af_base, av_for_af, build_access_matrix,
4833 lambda_compute_access_matrices): New.
4834 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
4836 2008-05-20 Joseph Myers <joseph@codesourcery.com>
4838 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
4841 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4842 Sebastian Pop <sebastian.pop@amd.com>
4844 PR tree-optimization/36206
4845 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
4847 (instantiate_scev_1): Rename flags to fold_conversions.
4848 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
4849 outeside instantiation_loop.
4850 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
4851 (evolution_function_is_affine_or_constant_p): Removed.
4852 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
4854 (analyze_siv_subscript): Pass in the loop nest number.
4855 Call evolution_function_is_affine_in_loop instead of
4856 evolution_function_is_affine_p.
4857 (analyze_overlapping_iterations): Pass in the loop nest number.
4859 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4860 Sebastian Pop <sebastian.pop@amd.com>
4862 PR tree-optimization/36206
4863 * tree-chrec.h (chrec_fold_op): New.
4864 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
4867 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
4869 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
4871 (remove_duplicates): Do not set inode on non-inode systems.
4874 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
4876 * config.gcc (tm_file): Update comments about relative pathnames.
4878 2008-05-20 Richard Guenther <rguenther@suse.de>
4880 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
4881 * tree-ssa-sccvn.c (process_scc): Likewise.
4882 * tree-ssa-sink.c (execute_sink_code): Likewise.
4883 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
4884 * tree-vrp.c (process_assert_insertions): Likewise.
4885 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
4886 (perform_tree_ssa_dce): Likewise.
4887 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4888 (dump_dominator_optimization_stats): Likewise.
4889 * tree-vectorizer.c (vectorize_loops): Likewise.
4891 2008-05-20 Richard Guenther <rguenther@suse.de>
4893 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
4895 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
4897 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
4898 (ix86_i386elf_return_in_memory): Likewise.
4899 (ix86_i386interix_return_in_memory): Likewise.
4900 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
4901 (SUBTARGET_RETURN_IN_MEMORY): New.
4902 * config/i386/i386elf.h: Likewise.
4903 * config/i386/ptx4-i.h: Likewise.
4904 * config/i386/sol2-10.h: Likewise.
4905 * config/i386/sysv4.h: Likewise.
4906 * config/i386/vx-common.h: Likewise.
4907 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
4908 * config/i386/i386.c (ix86_return_in_memory): Made static and
4909 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
4910 (ix86_i386elf_return_in_memory): Removed.
4911 (ix86_i386interix_return_in_memory): Removed.
4912 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
4913 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
4915 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
4917 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
4919 2008-05-19 Xinliang David Li <davidxl@google.com>
4921 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
4923 * common.opt: Ditto.
4924 * doc/invoke.texi: Ditto.
4926 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
4928 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
4929 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
4931 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4933 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
4934 sizes of operand array from 8/4 to 4/2.
4935 (ix86_expand_vector_init_general): Change size of operand array
4936 from 32 to 16. Remove op0, op1 and half_mode.
4938 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4940 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
4941 (ix86_expand_vector_init_interleave): Likewise.
4942 (ix86_expand_vector_init_general): Use them. Assert
4943 word_mode == SImode when n_words == 4.
4945 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
4947 * config/i386/i386.c (ix86_secondary_reload): New static function.
4948 (TARGET_SECONDARY_RELOAD): New define.
4949 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
4950 * config/i386/i386.md (reload_outqi): Remove.
4952 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4955 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
4956 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
4957 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
4958 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
4959 (fold_builtin_1): Likewise.
4960 * builtins.def (BUILT_IN_ISINF_SIGN): New.
4961 c-common.c (check_builtin_function_arguments): Handle
4962 BUILT_IN_ISINF_SIGN.
4963 * doc/extend.texi: Document __builtin_isinf_sign.
4964 * fold-const.c (operand_equal_p): Handle COND_EXPR.
4966 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
4968 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
4969 EH cleanup at the end of the pass, search for those that have been
4970 turned into forwarder blocks and do the cleanup on their successor.
4972 2008-05-18 Richard Guenther <rguenther@suse.de>
4974 * tree-cfg.c (verify_gimple_expr): Allow conversions from
4975 pointers to sizetype and vice versa.
4977 2008-05-18 Xinliang David Li <davidxl@google.com>
4979 * gcc/tree-ssa-dce.c: Coding style fix.
4980 (check_pow): Documentation comment.
4981 (check_log): Documenation comment. Coding style fix.
4982 (is_unnecessary_except_errno_call): Ditto.
4983 (gen_conditions_for_pow): Ditto.
4984 (gen_conditions_for_log): Ditto.
4985 (gen_shrink_wrap_conditions): Ditto.
4986 (shrink_wrap_one_built_in_calls): Ditto.
4987 * gcc/doc/invoke.texi: Better documentation string.
4988 * ChangeLog: Fix wrong change log entries from
4989 May 17 checkin on function call DCE.
4991 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
4993 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
4995 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
4997 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
4998 * df-problems.c (simulation routines): Fixed block comment to
4999 properly say how to add forwards scanning functions.
5001 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
5003 * tree-inline.c (setup_one_parameter): Remove dead code.
5005 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
5007 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
5008 a BIT_AND_EXPR only for an INTEGER_TYPE.
5010 2008-05-17 Xinliang David Li <davidxl@google.com>
5012 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
5013 (check_pow, check_log, is_unnecessary_except_errno_call): New
5014 functions to check for eliminating math functions that are pure
5015 except for setting errno.
5016 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
5017 general condition expressions for shrink-wrapping pow/log calls.
5018 (gen_shrink_wrap_conditions): Ditto.
5019 (shrink_wrap_one_built_in_call): Ditto.
5020 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
5021 (mark_operand_necessary): If debugging, output if OP is necessary.
5022 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
5024 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
5026 * gcc/common.opt: New user flag -ftree-builtin-dce.
5027 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
5029 2008-05-16 David S. Miller <davem@davemloft.net>
5031 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
5032 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
5034 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
5037 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
5039 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5041 * ifcvt.c (dead_or_predicable): Rename
5042 df_simulate_one_insn_backwards to df_simulate_one_insn.
5043 * recog.c (peephole2_optimize): Ditto.
5044 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
5046 * df.h: Rename df_simulate_one_insn_backwards to
5047 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
5048 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
5049 scanning of defs and uses.
5050 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
5051 (df_simulate_one_insn_forwards): Removed.
5053 2008-05-16 Doug Kwan <dougkwan@google.com>
5055 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
5057 (real_from_string): Handle NaNs and Inf as approriate.
5059 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
5061 * doc/gty.texi (Source Files Containing Type Information): Note
5062 that headers should appear first in the gtfiles list.
5064 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5066 * tree.def (COND_EXEC): Properly documented this code.
5068 2008-05-16 Diego Novillo <dnovillo@google.com>
5070 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
5071 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
5074 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5076 * tree-ssa-dse (max_stmt_uid): Removed.
5077 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
5078 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
5079 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
5080 * function.h (cfun.last_stmt_uid): New field.
5081 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
5082 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
5084 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
5085 (create_stmt_ann): Initialize the ann->uid field.
5086 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
5088 * tree-flow.h (renumber_gimple_stmt_uids): New function.
5090 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
5092 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
5093 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
5094 (init_empty_tree_cfg): Call it.
5096 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5098 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
5101 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5103 * doc/invoke.text (-fdump-tree-*-verbose): New option.
5104 * tree-dump.c (dump_options): New verbose option.
5105 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
5107 * tree-pass.h (TDF_VERBOSE): New dump flag.
5108 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
5109 (tree-flow.h): Added include.
5110 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
5112 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
5114 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
5116 From Jie Zhang <jie.zhang@analog.com>
5117 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5118 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
5119 mcpu=bf561-none and mcpu=bf561-0.2.
5120 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5121 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
5122 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5123 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
5124 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
5125 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
5126 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
5128 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
5129 (cputype_selected): Remove.
5130 (bfin_handle_option): Don't use cputype_selected.
5131 (override_options): When no mcpu option, enable all workarounds.
5132 Don't use bfin_workarounds.
5133 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
5135 (DEFAULT_CPU_TYPE): Don't define.
5137 2008-05-16 Richard Guenther <rguenther@suse.de>
5139 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
5140 on deletion of the last stmt.
5142 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
5144 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
5145 V8HImode for SSE2 and V16QImode for SSE4.1.
5147 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5149 * cgraph.h (compute_inline_parameters): Made public.
5150 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
5151 variable_generate_summary, function_write_summary,
5152 variable_write_summary, variable_read_summary. Added generate_summary,
5153 write_summary, read_summary.
5154 * cgraphunit.c (cgraph_process_new_functions): Changed call from
5155 pass_ipa_inline.function_generate_summary, to
5156 compute_inline_parameters.
5157 * ipa-inline.c (compute_inline_parameters): Made public and added
5159 (compute_inline_parameters_for_current): New function.
5160 (pass_inline_param): Now calls compute_inline_parameters_for_current.
5161 (inline_generate_summary): Removed parameter and made to loop over
5163 (pass_ipa_inline): Updated for new IPA_PASS structure.
5164 * passes.c (execute_ipa_summary_passes): Now is called once per
5165 pass rather than once per node*pass.
5167 2008-05-15 Anatoly Sokolov <aesok@post.ru>
5169 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
5170 avr_have_mul_p, avr_asm_only_p): Remove variables.
5171 (avr_override_options): Remove initialization of removed variables.
5172 (avr_file_start): Convert removed variables to fields of
5173 'struct base_arch_s *avr_current_arch'.
5174 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
5175 (AVR_HAVE_MUL): (Ditto.).
5176 (AVR_HAVE_MOVW): (Ditto.).
5177 (AVR_HAVE_LPMX): (Ditto.).
5178 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
5179 avr_asm_only_p): Remove declaration.
5181 2008-05-15 Diego Novillo <dnovillo@google.com>
5183 * config/arm/arm.c (arm_return_in_memory): Fix return type.
5184 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
5186 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
5189 * combine.c (check_conversion): Rename back to check_promoted_subreg.
5190 Don't call record_truncated_value from here.
5191 (record_truncated_value): Turn it into a for_each_rtx callback.
5192 (record_truncated_values): New function.
5193 (combine_instructions): Call note_uses with record_truncated_values.
5194 Change name of check_conversion to check_promoted_subreg.
5196 2008-05-15 Janis Johnson <janis187@us.ibm.com>
5198 * doc/sourcebuild.texi: Document support for torture tests.
5200 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
5202 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
5203 to alternative 4 of operand 2.
5205 2008-05-15 Richard Guenther <rguenther@suse.de>
5207 * tree-pass.h (current_pass): Declare.
5208 (get_pass_for_id): Likewise.
5209 * passes.c (passes_by_id, passes_by_id_size): New globals.
5210 (set_pass_for_id): New function.
5211 (get_pass_for_id): Likewise.
5212 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
5213 (execute_function_todo): Flush per function statistics.
5214 * toplev.c (compile_file): Init statistics.
5215 (general_init): Do early statistics initialization.
5216 (finalize): Finish statistics.
5217 * statistics.h (statistics_early_init): Declare.
5218 (statistics_init): Likewise.
5219 (statistics_fini): Likewise.
5220 (statistics_fini_pass): Likewise.
5221 (statistics_counter_event): Likewise.
5222 (statistics_histogram_event): Likewise.
5223 * statistics.c: New file.
5224 * Makefile.in (OBJS-common): Add statistics.o.
5225 (statistics.o): Add dependencies.
5226 * doc/invoke.texi (-fdump-statistics): Document.
5228 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
5230 (execute_pre): Use statistics_counter_event.
5231 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
5232 (substitute_and_fold): Increment it. Use statistics_counter_event.
5234 2008-05-15 Diego Novillo <dnovillo@google.com>
5236 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
5238 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
5239 * tree-ssa-alias.c (new_type_alias): Remove references to
5240 sub-variables from comment.
5241 * tree-ssa-operands.c (swap_tree_operands): Likewise.
5243 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
5245 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
5246 attribute to 1 only for insertps alternative.
5248 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
5250 * config/bfin/bfin.md (loadbytes): New pattern.
5251 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
5252 (bfin_init_builtins): Initialize it.
5253 (bdesc_1arg): Add it.
5255 2008-05-15 Sa Liu <saliu@de.ibm.com>
5257 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
5258 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
5259 * testsuite/lib/target-supports.exp: Add
5260 check_effective_target_fortran_integer_16.
5262 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
5264 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
5265 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
5266 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
5267 (TARGET_RETURN_IN_MEMORY): Define.
5269 2008-05-15 Richard Guenther <rguenther@suse.de>
5272 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
5273 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
5274 represent unmodifiable vars.
5276 2008-05-15 Richard Guenther <rguenther@suse.de>
5278 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
5279 INDIRECT_REF and TARGET_MEM_REF.
5280 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5283 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
5284 H.J. Lu <hongjiu.lu@intel.com>
5286 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
5287 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
5288 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
5289 insn alternatives. Add missing alternatives.
5290 (*vec_concatv2di_rex64_sse4_1): Likewise.
5291 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
5292 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
5295 2008-05-15 Richard Guenther <rguenther@suse.de>
5297 PR tree-optimization/36009
5298 PR tree-optimization/36204
5299 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
5300 (determine_invariantness_stmt): Record the loop a store is
5302 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
5305 2008-05-15 Richard Guenther <rguenther@suse.de>
5307 PR tree-optimization/34330
5308 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
5309 through the pointer will alias the SMT.
5311 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
5313 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
5315 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
5317 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
5319 2008-05-14 Michael Meissner <michael.meissner@amd.com>
5320 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5322 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
5323 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
5324 (vashl_optab): New optab for vector/vector shifts.
5325 (vashr_optab): Ditto.
5326 (vlshr_optab): Ditto.
5327 (vrotl_optab): Ditto.
5328 (vrotr_optab): Ditto.
5329 (optab_subtype): New enum for optab_for_tree_code call.
5330 (optab_for_tree_code): Add enum optab_subtype argument.
5332 * optabs.c (optab_for_tree_code): Take an additional argument to
5333 distinguish between a vector shift by a scalar and vector shift by
5334 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
5335 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
5336 vector shift by a vector.
5337 (expand_widen_pattern_expr): Pass additional argument to
5338 optab_for_tree_code.
5340 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
5341 vrotl_optab, vrotr_optab.
5343 * expr.c (expand_expr_real_1): Update calls to
5344 optab_for_tree_code to distinguish between vector shifted by a
5345 scalar and vector shifted by a vector.
5346 * tree-vectorizer.c (supportable_widening_operation): Ditto.
5347 (supportable_narrowing_operation): Ditto.
5348 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
5349 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
5350 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
5351 (vect_create_epilog_for_reduction): Ditto.
5352 (vectorizable_reduction): Ditto.
5353 (vectorizable_operation): Ditto.
5354 (vect_strided_store_supported): Ditto.
5355 (vect_strided_load_supported): Ditto.
5356 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5357 * expmed.c (expand_shift): Ditto.
5359 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
5361 (ashr@var{m}3): Ditto.
5362 (vashl@var{m}3): Document new vector/vector shift standard name.
5363 (vashr@var{m}3): Ditto.
5364 (vlshr@var{m}3): Ditto.
5365 (vrotl@var{m}3): Ditto.
5366 (vrotr@var{m}3): Ditto.
5368 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
5369 (PPERM_INVERT): Ditto.
5370 (PPERM_REVERSE): Ditto.
5371 (PPERM_REV_INV): Ditto.
5372 (PPERM_ZERO): Ditto.
5373 (PPERM_ONES): Ditto.
5374 (PPERM_SIGN): Ditto.
5375 (PPERM_INV_SIGN): Ditto.
5376 (PPERM_SRC1): Ditto.
5377 (PPERM_SRC2): Ditto.
5379 * config/i386/sse.md (mulv2di3): Add SSE5 support.
5380 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
5381 allows a memory operand to be the value being added, and split it
5382 to improve vectorization.
5383 (sse5_pmacsdqh_mem): Ditto.
5384 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
5385 (sse5_mulv2div2di3_high): Ditto.
5386 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
5387 (vec_pack_trunc_v4si): Ditto.
5388 (vec_pack_trunc_v2di): Ditto.
5389 (sse5_pcmov_<mode>): Remove code that tried to use use
5390 andps/andnps instead of pcmov.
5391 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
5392 pmacsdqh instructions.
5393 (vec_widen_smult_lo_v4si): Ditto.
5395 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
5396 (PPERM_INVERT): Ditto.
5397 (PPERM_REVERSE): Ditto.
5398 (PPERM_REV_INV): Ditto.
5399 (PPERM_ZERO): Ditto.
5400 (PPERM_ONES): Ditto.
5401 (PPERM_SIGN): Ditto.
5402 (PPERM_INV_SIGN): Ditto.
5403 (PPERM_SRC1): Ditto.
5404 (PPERM_SRC2): Ditto.
5405 (ix86_expand_sse_movcc): Move the SSE5 test after the if
5407 (ix86_expand_int_vcond): If SSE5 generate all possible integer
5409 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
5410 says ignore whether the last reference is a memory operand.
5412 2008-05-14 Michael Meissner <michael.meissner@amd.com>
5413 Paolo Bonzini <bonzini at gnu dot org>
5415 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
5418 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
5419 (vlshr<mode>3): Rename from vlshr<mode>3.
5420 (vashr<mode>3): Rename from vashr<mode>3.
5421 (mulv4sf3): Change the names of vector shift patterns.
5425 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
5428 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
5453 * config/spu/spu.md (v): New iterator macro to add v for vector types.
5454 (floatunssidf2_internal): Change vector/vector shift names.
5455 (floatunsdidf2_internal): Ditto.
5462 (vashl<mode>3): Rename from ashl<mode>3.
5463 (vashr<mode>3): Rename from ashr<mode>3.
5464 (vlshr<mode>3): Rename from lshr<mode>3.
5465 (vrotl<mode>3): Rename from rotl<mode>3.
5467 2008-05-14 Michael Meissner <michael.meissner@amd.com>
5470 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
5471 multiply gives the wrong value when doing widening multiplies.
5472 (vec_widen_smult_lo_v4si): Ditto.
5474 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
5476 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
5477 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
5478 emit_library_call_value.
5479 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
5480 * tree.h (ECF_LIBCALL_BLOCK): Removed.
5481 * calls.c (initialize_argument_information, precompute_arguments,
5482 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
5483 (precompute_arguments): Removed flags parameter.
5484 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
5486 2008-05-14 Richard Guenther <rguenther@suse.de>
5488 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
5489 Make sure to register the store if the use is a PHI_NODE.
5491 2008-05-14 Olivier Hainque <hainque@adacore.com>
5493 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
5494 memory if the component is to be referenced in BLKmode according
5495 to get_inner_reference.
5497 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
5499 * calls.c (emit_library_call_value_1): Restore code clearing
5500 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
5502 2008-05-14 Olivier Hainque <hainque@adacore.com>
5503 Nicolas Roche <roche@adacore.com>
5505 * configure.ac: Add support for a "gcc_subdir" variable in
5506 config-lang.in, to denote a subdirectory where the language/GCC
5507 integration files are to be found.
5508 * configure: Regenerate.
5510 2008-05-14 Ira Rosen <irar@il.ibm.com>
5512 PR tree-optimization/36098
5513 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
5514 value for the first load in the group in case of a gap.
5515 (vect_build_slp_tree): Check that there are no gaps in loads.
5517 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
5519 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
5520 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
5521 expand_copysign_bit, ): Change call to emit_no_conflict_block to
5522 emit_insn and remove unneeded code to construct extra args.
5523 (emit_no_conflict_block): Removed.
5524 * optabls.h: (emit_no_conflict_block): Removed.
5525 * cse.c (cse_extended_basic_block): Remove search for
5526 REG_NO_CONFLICT note.
5527 * global.c: Removed incorrect comment added in revision 117.
5528 * expr.c (convert_move): Change call to emit_no_conflict_block to
5530 * recog.c: Change comments so that they do not mention
5532 * local_alloc.c (combine_regs): Removed last parameter.
5533 (no_conflict_p): Removed.
5534 (block_alloc): Removed note, no_conflict_combined_regno and set
5535 local vars. Removed all code to process REG_NO_CONFLICT blocks.
5536 (combine_regs): Removed already_dead and code to look for
5537 REG_NO_CONFLICT notes.
5538 * lower_subreg (remove_retval_note): Removed code to look for
5539 REG_NO_CONFLICT block.
5540 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
5541 (resolve_clobber): Remove code to process libcalls that have
5542 REG_NO_CONFLICT notes.
5543 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
5545 * combine.c (can_combine_p, distribute_notes): Removed
5546 REG_NO_CONFLICT case.
5547 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
5549 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
5550 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
5552 * reg-notes.def (NO_CONFLICT): Removed.
5554 2008-05-14 David S. Miller <davem@davemloft.net>
5556 * config/sparc/sparc.c (sparc_profile_hook): If
5557 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
5558 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
5559 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
5561 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
5563 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
5565 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
5568 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
5569 and op1 expansion before vector concat to have less live pseudos.
5571 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
5573 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
5574 ix86_expand_vector_set if supported.
5576 2008-05-13 Diego Novillo <dnovillo@google.com>
5577 Kenneth Zadeck <zadeck@naturalbridge.com>
5579 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
5581 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
5582 phinodes_print_statistics, init_ssanames, fini_ssanames,
5583 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
5584 release_ssa_name, release_defs, replace_ssa_name_symbol,
5585 ssanames_print_statistics): Move ...
5586 * tree-flow.h: ... here.
5587 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
5588 Use FN instead of cfun.
5589 (make_ssa_name_fn): Rename from make_ssa_name.
5590 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
5591 * tree-flow-inline.h (make_ssa_name): Move from
5592 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
5593 * omp-low.c (expand_omp_parallel):
5594 * tree-flow-inline.h (redirect_edge_var_map_result):
5595 * tree-ssa.c (init_tree_ssa): Add argument FN.
5596 Use it instead of cfun. Update all users.
5598 2008-05-13 Tom Tromey <tromey@redhat.com>
5600 PR preprocessor/22168:
5601 * doc/cpp.texi (Top): Update menu.
5602 (Alternatives to Wrapper #ifndef): New node.
5603 (Other Directives): Document deprecation.
5604 (Obsolete Features): Remove menu.
5605 (Assertions): Merge node into Obsolete Features.
5606 (Obsolete once-only headers): Move earlier; rename to Alternatives
5608 * doc/cppopts.texi: Update.
5609 * c.opt (Wdeprecated): Enable for C and ObjC.
5610 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
5611 (C++ Dialect Options): Move -Wno-deprecated from here to...
5612 (Warning Options): ... here.
5614 2008-05-13 Richard Guenther <rguenther@suse.de>
5617 * fold-const.c (fold_sign_changed_comparison): Do not allow
5618 changes in pointer-ness.
5620 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5623 * config/sh/sh.c (sh_expand_prologue): Don't clear
5624 RTX_FRAME_RELATED_P for push insns.
5626 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
5628 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
5630 2008-05-12 Anatoly Sokolov <aesok@post.ru>
5632 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
5633 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
5634 Use 'machine->is_leaf' instead of 'leaf_func_p'.
5636 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
5638 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
5639 (*vec_concatv4sf_sse): This.
5640 (*sse2_concatv2si): Renamed to ...
5641 (*vec_concatv2si_sse2): This.
5642 (*sse1_concatv2si): Renamed to ...
5643 (*vec_concatv2si_sse): This.
5644 (*vec_concatv2di_rex): Renamed to ...
5645 (*vec_concatv2di_rex64): This.
5646 (*vec_concatv2si_sse4_1): New.
5647 (*vec_concatv2di_rex64_sse4_1): Likewise.
5649 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
5651 PR rtl-optimization/36111
5652 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
5653 that was created for swappable operands.
5655 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
5658 * Makefile.in: Substitute GNATMAKE and GNATBIND.
5659 * configure.ac: Add call to ACX_PROG_GNAT.
5661 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
5663 * optc-gen.awk: Fix comment typo.
5665 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5667 * pretty-print.c (pp_integer_with_precision): Use
5668 HOST_LONG_LONG_FORMAT.
5670 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
5672 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
5674 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
5676 * config/i386/i386.c (bdesc_ptest): Removed.
5677 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
5678 (bdesc_args): Add __builtin_ia32_ptestz128,
5679 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
5680 (ix86_init_mmx_sse_builtins): Updated.
5681 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
5682 (ix86_expand_builtin): Updated.
5684 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
5686 * tree-cfg.c (valid_fixed_convert_types_p): New function.
5687 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
5689 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
5691 * value-prof.c (interesting_stringop_to_profile): Do not
5692 return early for BUILT_IN_MEMPCPY.
5694 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
5696 * calls.c (expand_call): Don't use callgraph to increase
5697 preferred_stack_boundary.
5699 * cgraph.h (cgraph_rtl_info): Use unsigned on
5700 preferred_incoming_stack_boundary.
5702 * final.c (rest_of_clean_state): Use unsigned on
5703 preferred_stack_boundary.
5705 2008-05-09 Tom Tromey <tromey@redhat.com>
5707 PR preprocessor/22231:
5708 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
5711 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
5713 PR tree-optimization/36129
5714 * tree-ssa-ccp.c: Include value-prof.h.
5715 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
5716 built-in function was folded to a constant.
5717 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
5719 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
5720 Sebastian Pop <sebastian.pop@amd.com>
5722 * tree-scalar-evolution.c: Document instantiate_scev.
5723 (instantiate_parameters_1): Renamed instantiate_scev_1.
5724 Don't use the same loop for instantiation_loop and evolution_loop.
5725 (instantiate_scev): New.
5726 (instantiate_parameters): Moved...
5727 (resolve_mixers): Update call to instantiate_scev_1 to pass the
5728 same loop twice. Maintains the semantics for this function.
5729 * tree-scalar-evolution.h (instantiate_scev): Declare.
5730 (instantiate_parameters): ...here. Now static inline.
5731 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
5732 instead of resolve_mixers.
5734 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5736 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
5738 2008-05-09 Tomas Bily <tbily@suse.cz>
5740 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
5741 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
5742 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5743 * c-common.c (c_common_truthvalue_conversion): Likewise.
5744 * tree-object-size.c (compute_object_offset): Likewise.
5745 * tree-inline.c (estimate_num_insns_1): Likewise.
5746 * varasm.c (const_hash_1, compare_constant, copy_constant)
5747 (compute_reloc_for_constant, output_addressed_constants)
5748 (initializer_constant_valid_p): Likewise.
5749 * c-omp.c (check_omp_for_incr_expr): Likewise.
5750 * gimplify.c (gimplify_expr): Likewise.
5751 * c-typeck.c (c_finish_return): Likewise.
5752 * tree-vectorizer.c (supportable_widening_operation)
5753 (supportable_narrowing_operation): Likewise.
5754 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
5755 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
5756 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5757 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
5758 (descr_info_loc): Likewise.
5759 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
5760 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
5761 (fold_unary): Likewise.
5762 * builtins.c (get_pointer_alignment): Likewise.
5763 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
5764 (instantiate_parameters_1): Likewise.
5765 * tree.c (expr_align, stabilize_reference): Likewise.
5766 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
5767 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
5768 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
5769 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5770 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
5771 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
5773 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
5774 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
5775 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5776 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
5777 (forward_propagate_comparison)
5778 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5779 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
5780 * emit-rtl.c (component_ref_for_mem_expr)
5781 (set_mem_attributes_minus_bitpos): Likewise.
5782 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5783 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
5785 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
5786 (build_function_call, pointer_diff, build_compound_expr)
5787 (c_finish_return): Likewise.
5788 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
5789 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
5791 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
5792 * expr.c (is_aligning_offset): Likewise.
5793 * tree-ssa-alias.c (is_escape_site): Likewise.
5794 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
5795 (check_all_va_list_escapes): Likewise.
5796 * tree-ssa-loop-ivopts.c (determine_base_object)
5797 (determine_common_wider_type): Likewise.
5798 * dojump.c (do_jump): Likewise.
5799 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
5800 * tree-gimple.c (is_gimple_cast): Likewise.
5801 * fold-const.c (decode_field_reference, )
5802 (fold_sign_changed_comparison, fold_unary, fold_comparison)
5803 (fold_binary): Likewise.
5804 * tree-ssa-alias-warnings.c (find_alias_site_helper)
5805 (already_warned_in_frontend_p): Likewise.
5806 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
5807 * tree.c (really_constant_p, get_unwidened): Likewise.
5808 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5809 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5810 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
5812 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
5814 (CONVERT_EXPR_P): Define.
5815 (CASE_CONVERT): Define.
5817 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5820 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
5821 (delete_unmarked_insns): When deleting a call, call
5822 delete_unreachable_blocks.
5823 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
5824 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
5826 2008-05-08 Richard Guenther <rguenther@suse.de>
5828 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
5829 (-ftree-salias): Likewise.
5830 (salias-max-implicit-fields): Remove param documentation.
5831 (salias-max-array-elements): Likewise.
5832 * tree-pass.h (pass_create_structure_vars): Remove.
5833 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
5834 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
5835 * tree-ssa-alias.c (create_structure_vars): Remove.
5836 (gate_structure_vars): Likewise.
5837 (pass_create_structure_vars): Likewise.
5838 (gate_build_alias): Likewise.
5839 (pass_build_alias): Adjust to run always and dump the function.
5840 * common.opt (ftree-salias): Hide.
5841 * passes.c (init_optimization_passes): Remove
5842 pass_create_structure_vars, adjust comment.
5843 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
5844 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
5845 * opts.c (decode_options): Do not set flag_tree_salias.
5846 (common_handle_option): Add OPT_ftree_salias to the backward
5847 compatibility section.
5849 2008-05-08 Richard Guenther <rguenther@suse.de>
5851 * tree-flow-inline.h (var_can_have_subvars): Move ...
5852 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
5853 * tree-flow.h (var_can_have_subvars): Remove.
5854 (push_fields_onto_fieldstack): Remove.
5855 (sort_fieldstack): Likewise.
5856 (struct fieldoff): Move ...
5857 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
5858 alias_set and base_for_components fields.
5859 (sort_fieldstack): Make static.
5860 (push_fields_onto_fieldstack): Likewise. Remove code that
5861 handles anything but RECORD_TYPEs. Remove alias_set and
5862 base_for_components handling.
5863 (create_variable_info_for): Adjust.
5865 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
5867 * common.opt (Wframe-larger-than=): Shorten the help message
5869 * doc/invoke.texi (Wframe-larger-than=): Add more description.
5871 2008-05-08 Rafael Espindola <espindola@google.com>
5873 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
5875 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
5876 trap and that both operands are gimple values.
5877 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
5878 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
5881 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
5883 * read-rtl.c (join_c_conditions): Return the first string if the
5884 two strings are equal.
5886 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
5888 * gensupport.h (pred_data): Add a "num_codes" field.
5889 (add_predicate_code): Declare.
5890 * gensupport.c (add_predicate_code): New function.
5891 (std_pred_table): Add an "allows_const_p" field.
5892 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
5893 Remove the (incomplete) list of such codes from the codes field.
5894 (init_predicate_table): Use add_predicate_code. Add all
5895 RTX_CONST_OBJs if allows_const_p is true.
5896 * genrecog.c (process_define_predicate): Use add_predicate_code.
5898 2008-05-08 David Daney <ddaney@avtrex.com>
5899 Richard Sandiford <rsandifo@nildram.co.uk>
5901 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
5902 special case of constant zero operands.
5903 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
5904 old and new values. Special case constant zero values.
5905 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
5907 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
5908 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
5910 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
5913 * simplify-rtx.c (simplify_plus_minus): Create CONST of
5914 similar RTX_CONST_OBJ before CONST_INT.
5916 2008-05-08 Steve Ellcey <sje@cup.hp.com>
5918 * stmt.c (expand_stack_restore): Change sa mode if needed.
5920 2008-05-08 Richard Guenther <rguenther@suse.de>
5922 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
5923 return type to bool.
5924 (ix86_sol10_return_in_memory): Likewise.
5925 (ix86_i386elf_return_in_memory): Likewise.
5926 (ix86_i386interix_return_in_memory): Likewise.
5927 * config/i386/i386.c (ix86_return_in_memory): Likewise.
5928 (ix86_sol10_return_in_memory): Likewise.
5929 (ix86_i386elf_return_in_memory): Likewise.
5930 (ix86_i386interix_return_in_memory): Likewise.
5932 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
5935 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
5937 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
5938 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
5941 2008-05-08 Richard Guenther <rguenther@suse.de>
5943 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
5944 * tree-data-ref.h (struct dr_alias): Remove subvars field.
5945 (DR_SUBVARS): Remove.
5946 * tree-dfa.c (dump_subvars_for): Remove.
5947 (debug_subvars_for): Likewise.
5948 (dump_variable): Do not dump subvars.
5949 (remove_referenced_var): Do not remove subvars.
5950 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
5951 (lookup_subvars_for_var): Remove.
5952 (get_subvars_for_var): Likewise.
5953 (get_subvars_at): Likewise.
5954 (get_first_overlapping_subvar): Likewise.
5955 (overlap_subvar): Likewise.
5956 * tree-flow.h (subvar_t): Remove.
5957 (struct var_ann_d): Remove subvars field.
5958 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
5959 argument. Remove special handling of SFTs.
5960 (compute_tag_properties): Likewise.
5961 (set_initial_properties): Likewise.
5962 (compute_call_clobbered): Likewise.
5963 (count_mem_refs): Likewise.
5964 (compute_memory_partitions): Likewise.
5965 (compute_flow_insensitive_aliasing): Likewise.
5966 (setup_pointers_and_addressables): Likewise.
5967 (new_type_alias): Likewise.
5968 (struct used_part): Remove.
5969 (used_portions): Likewise.
5970 (struct used_part_map): Likewise.
5971 (used_part_map_eq): Likewise.
5972 (used_part_map_hash): Likewise.
5973 (free_used_part_map): Likewise.
5974 (up_lookup): Likewise.
5975 (up_insert): Likewise.
5976 (get_or_create_used_part_for): Likewise.
5977 (create_sft): Likewise.
5978 (create_overlap_variables_for): Likewise.
5979 (find_used_portions): Likewise.
5980 (create_structure_vars): Likewise.
5981 * tree.def (STRUCT_FIELD_TAG): Remove.
5982 * tree.h (MTAG_P): Adjust.
5983 (struct tree_memory_tag): Remove base_for_components and
5984 unpartitionable flags.
5985 (struct tree_struct_field_tag): Remove.
5986 (SFT_PARENT_VAR): Likewise.
5987 (SFT_OFFSET): Likewise.
5988 (SFT_SIZE): Likewise.
5989 (SFT_NONADDRESSABLE_P): Likewise.
5990 (SFT_ALIAS_SET): Likewise.
5991 (SFT_UNPARTITIONABLE_P): Likewise.
5992 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
5993 (union tree_node): Remove sft field.
5994 * alias.c (get_alias_set): Remove special handling of SFTs.
5995 * print-tree.c (print_node): Remove handling of SFTs.
5996 * tree-dump.c (dequeue_and_dump): Likewise.
5997 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
5998 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
5999 * tree-predcom.c (set_alias_info): Do not set subvars.
6000 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
6001 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
6002 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
6003 (add_vars_for_offset): Remove.
6004 (add_virtual_operand): Remove special handling of SFTs.
6005 (add_call_clobber_ops): Likewise.
6006 (add_call_read_ops): Likewise.
6007 (get_asm_expr_operands): Likewise.
6008 (get_modify_stmt_operands): Likewise.
6009 (get_expr_operands): Likewise.
6010 (add_to_addressable_set): Likewise.
6011 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
6012 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
6013 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
6014 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
6015 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
6016 (tree_node_structure): Likewise.
6017 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
6019 (find_what_p_points_to): Likewise.
6021 2008-05-08 Sa Liu <saliu@de.ibm.com>
6023 * config/spu/spu.md: Fixed subti3 pattern.
6025 2008-05-08 Richard Guenther <rguenther@suse.de>
6028 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
6029 sure to create a representative for trailing arrays for PTA.
6031 2008-05-08 Richard Guenther <rguenther@suse.de>
6034 * fold-const.c (operand_equal_p): Two objects which types
6035 differ in pointerness are not equal.
6037 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
6039 * calls.c (compute_argument_block_size): Add argument tree fndecl.
6040 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
6041 (emit_library_call_value_1): Add new variable fndecl initialized by
6042 NULL_TREE. It should be the decl type of orgfun, but this information
6043 seems not to be available here, so it uses the default calling abi.
6044 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
6045 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
6046 by TARGET_RETURN_IN_MEMORY.
6047 * config/i386/i386-interix.h: Likewise.
6048 * config/i386/i386.h: Likewise.
6049 * config/i386/i386elf.h: Likewise.
6050 * config/i386/ptx4-i.h: Likewise.
6051 * config/i386/sol2-10.h: Likewise.
6052 * config/i386/sysv4.h: Likewise.
6053 * config/i386/vx-common.h: Likewise.
6054 * config/cris/cris.h: Removed #if 0 clause.
6055 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
6056 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
6058 (ix86_sol10_return_in_memory): Likewise.
6059 (ix86_i386elf_return_in_memory): New.
6060 (ix86_i386interix_return_in_memory): New.
6061 * config/mt/mt-protos.h (mt_return_in_memory): New.
6062 * config/mt/mt.c: Likewise.
6063 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
6064 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
6065 * config/bfin/bfin.h: Likewise.
6066 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
6068 * config/bfin/bfin.c: Likewise.
6069 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
6070 * config/alpha/unicosmk.h: Likewise.
6071 * config/i386/cygming.h: Likewise.
6072 * config/iq2000/iq2000.h: Likewise.
6073 * config/mips/mips.h: Likewise.
6074 * config/mn10300/mn10300.h: Likewise.
6075 * config/rs6000/rs6000.h: Likewise.
6076 * config/score/score.h: Likewise.
6077 * config/spu/spu.h: Likewise.
6078 * config/v850/v850.h: Likewise.
6079 * defaults.h: Likewise.
6080 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
6081 * expr.c (emit_block_move): Adjust use of
6082 OUTGOING_REG_PARM_STACK_SPACE.
6083 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
6084 OUTGOING_REG_PARM_STACK_SPACE.
6085 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
6087 2008-05-08 Jakub Jelinek <jakub@redhat.com>
6089 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
6090 on OMP_RETURN for OMP_FOR.
6093 * dwarf2out.c (dw_expand_expr, common_check): Removed.
6094 (fortran_common): New function.
6095 (gen_variable_die): Call fortran_common instead of common_check,
6096 adjust for it returning tree instead of rtx. Formatting.
6098 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
6102 * see.c (see_copy_insn): Copy new pure const attributes for new call.
6103 * c-decl.c (merge_decls): Ditto.
6104 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
6105 to RTL_CONST_OR_PURE_CALL_P.
6106 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
6107 Initialized DECL_LOOPING_CONST_PURE.
6108 (process_call_operands): Set tree_side_effects properly.
6109 * tree.h (TREE_READONLY_DECL_P): Removed.
6110 (DECL_IS_PURE): Renamed to DECL_PURE_P.
6111 (DECL_LOOPING_OR_CONST_P): New macro.
6112 (struct tree_function_decl): Added looping_const_or_pure_p.
6114 (ECF_LOOPING_OR_CONST_P): New macro.
6115 * rtlanal.c (pure_const_p): Removed.
6116 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
6117 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
6118 to RTL_CONST_CALL_P.
6119 * ipa-pure-const.c (pure_const_state_e): Added looping field.
6120 (check_decl, check_tree, check_call, scan_function): Initialize
6122 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
6123 (static_execute): Set looping true for recursive functions.
6124 Undo setting state to IPA_NEITHER for recursive functions.
6126 * ifcvt.c (noce_can_store_speculate_p): Changed
6127 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
6128 RTL_CONST_OR_PURE_CALL_P.
6129 * dse.c (scan_insn): Ditto.
6130 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
6131 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
6132 RTL_CONST_OR_PURE_CALL_P.
6133 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
6134 pure_call_p to RTL_CONST_CALL_P.
6135 * gimplify.c (gimplify_call_expr): Clear side effects for
6136 non-looping pure and constant calls.
6137 * calls.c (emit_call_1): Set rtl flags from ecf flags.
6138 (flags_from_decl_or_type): Set ecf flags from decl flags.
6139 (initialize_argument_information): Turn off
6140 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
6141 Change const to pure if callee_copies is true rather than just
6143 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
6144 way of marking pure calls.
6145 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
6146 Remove hack that was supposed to fix pr7335 and remove old
6147 way of marking pure calls.
6148 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
6149 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
6150 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
6151 RTL_CONST_OR_PURE_CALL_P.
6152 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
6153 * loop-invariant.c (find_exits, find_invariant_bb): Changed
6154 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
6155 * sched-deps.c (schedule_analyze): Ditto.
6156 * rtl.h (struct rtx_def): Use call field, unchanging field, and
6157 return_val field of calls to represent pure and const function info.
6158 (CONST_OR_PURE_CALL_P): Deleted macro.
6159 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
6160 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
6161 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
6163 * tree-optimize.c (execute_fixup_cfg): Added test for
6164 ECF_LOOPING_CONST_OR_PURE.
6165 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
6167 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
6168 effects for looping pure or const calls.
6169 (verify_gimple_expr): Added verification code.
6170 * config/alpha/alpha.c (alpha_legitimize_address,
6171 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
6173 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
6174 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
6175 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
6176 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
6177 RTL_CONST_OR_PURE_CALL_P.
6178 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
6179 and const calls to be deleted.
6181 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
6184 * config/i386/mmx.md (mmx_subv2sf3): New expander.
6185 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
6186 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
6187 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6188 to handle nonimmediate operands.
6189 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
6190 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
6191 to handle nonimmediate operands.
6192 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
6193 (mmx_pmulhrwv4hi3): New expander. Use
6194 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6195 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
6196 (sse2_umulv1siv1di3): New expander. Use
6197 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6198 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
6199 (mmx_eq<mode>3): New expander. Use
6200 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6201 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
6202 (mmx_uavgv8qi3): New expander. Use
6203 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6204 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
6205 (mmx_uavgv4hi3): New expander. Use
6206 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6208 * config/i386/sse.md
6209 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
6210 to handle nonimmediate operands.
6211 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
6212 to handle nonimmediate operands.
6213 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
6214 to handle nonimmediate operands.
6215 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
6216 to handle nonimmediate operands.
6217 (sse2_unpckhpd_exp): New expander. Use
6218 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6219 (sse2_unpcklpd_exp): New expander. Use
6220 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6221 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
6222 to handle nonimmediate operands.
6223 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
6224 to handle nonimmediate operands.
6225 (*sse2_<plusminus_insn><mode>3): Rename from
6226 sse2_<plusminus_insn><mode>3 insn pattern.
6227 (sse2_<plusminus_insn><mode>3): New expander. Use
6228 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6229 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
6230 (sse2_umulv2siv2di3): New expander. Use
6231 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6232 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
6233 (sse4_1_mulv2siv2di3): New expander. Use
6234 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6235 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
6236 (sse2_pmaddwd): New expander. Use
6237 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6238 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
6239 (sse2_eq<mode>3): New expander. Use
6240 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6241 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
6242 (sse4_1_eqv2di3): New expander. Use
6243 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6244 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
6245 (sse2_uavgv16qi3): New expander. Use
6246 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6247 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
6248 (sse2_uavgv16qi3): New expander. Use
6249 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6250 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
6251 (sse2_uavgv8hi3): New expander. Use
6252 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6253 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
6254 (ssse3_pmulhrswv8hi3): New expander. Use
6255 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6256 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
6257 (ssse3_pmulhrswv4hi3): New expander. Use
6258 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6260 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
6261 (<sse>_vmmul<mode>3): Ditto.
6262 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
6264 (ssse3_pmaddubsw128): Use register_operand for operand 1.
6265 (ssse3_pmaddubsw): Ditto.
6267 * config/i386/i386.c (struct_builtin_description)
6268 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
6269 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
6270 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
6271 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
6272 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
6273 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
6274 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
6275 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
6276 (ix86_fixup_binary_operands): Assert that src1
6277 and src2 must have the same mode when swapped.
6278 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
6279 and ix86_binary_operator_ok. Do not force operands in registers
6282 2008-05-07 Jan Hubicka <jh@suse.cz>
6284 * cgraph.c (dump_cgraph_node): Update.
6285 * cgraph.h (cgraph_local_info): Break out inline summary.
6286 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
6288 * ipa-inline (inline_summary): New accestor function.
6289 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
6290 cgraph_decide_inlining, compute_inline_parameters): Update.
6291 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
6293 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
6295 Cleanup ColdFire scheduling support and add V4 pipeline model.
6297 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
6298 (define_attr cpu): Add cfv4 value.
6299 (define_attr type, define_attr type1): Merge into a single 'type'
6300 attribute. Update all uses.
6301 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
6302 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
6304 (define_attr opx_mem, define_attr opy_mem): Remove.
6305 (define_attr op_mem): Clean up, update comment.
6306 (define_attr size): Use specific values instead of general int.
6307 (define_attr guess, define_attr split): Remove. Update all uses.
6308 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
6309 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
6310 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
6311 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
6312 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
6313 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
6314 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
6315 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
6316 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
6317 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
6318 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
6319 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
6320 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
6321 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
6322 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
6323 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
6324 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
6325 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
6326 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
6327 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
6328 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
6329 Update or set attributes.
6330 (stack_tie): New fake instruction.
6332 * config/m68k/m68k.h (TUNE_CFV4): New macro.
6333 (m68k_sched_attr_size): Update declaration.
6334 (m68k_sched_attr_type2): Remove.
6335 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
6336 Declare new bypass predicates.
6338 * config/m68k/m68k.c (m68k_sched_issue_rate,
6339 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
6341 (TARGET_SCHED_ISSUE_RATE,
6342 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
6343 (override_options): Handle scheduling for ColdFire V4 core.
6344 (m68k_expand_prologue): Emit stack_tie.
6345 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
6346 'OP_TYPE_FPN'. Update all uses.
6347 (sched_guess_p): Remove.
6348 (sched_address_type): Handle symbolic addresses.
6349 (sched_get_operand): New static function.
6350 (sched_operand_type): Merge into sched_attr_op_type.
6351 (sched_attr_op_type): Handle FP registers, handle quick constants,
6353 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
6354 (m68k_sched_attr_size): Update. Move logic to ...
6355 (sched_get_attr_size_int): New static function.
6356 (sched_get_opxy_mem_type): New static function.
6357 (m68k_sched_attr_op_mem): Update.
6358 (m68k_sched_attr_type2): Remove.
6359 (sched_cfv4_bypass_data): New static variable.
6360 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
6361 (m68k_sched_issue_rate): Implement scheduler hook.
6362 (struct _sched_ib: enabled_p): New field.
6363 (m68k_sched_variable_issue): Update. Handle V4.
6364 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
6365 sched_dump_class_func_t, sched_dump_split_class,
6366 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
6367 sched_dump_dfa_class, m68k_sched_dump): Remove.
6368 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
6370 (m68k_sched_init_global): Remove statisctics dumping, introduce
6371 sanity check that all instructions have pipeline reservations. Handle
6373 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6374 Handle ColdFire V4 core.
6375 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
6376 New static functions.
6377 (m68k_sched_address_bypass_p): New bypass predicate.
6378 (sched_get_indexed_address_scale): New static function.
6379 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
6381 * cf.md: Update comments.
6382 (define_attr type2): Remove. Use 'type' attribute instead.
6384 (cf_ib): Rename to cfv123_ib. Update all uses.
6385 (cf_oep): Rename to cfv123_oep. Update all uses.
6386 (cf_chr): Rename to cfv123_chr. Update all uses.
6387 (cf_mem): Rename to cfv123_mem. Update all uses.
6388 (cf_mac): Move to more appropriate place.
6389 (cfv123_guess): New automaton and cpu_unit.
6390 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
6391 Update uses of 'size' attribute. Handle before reload scheduling.
6392 (cfv123_guess): New dummy reservation for unhandled instructions.
6393 (cfv4_*): Pipeline description of ColdFire V4 core.
6394 (ignore): New reservation to handle 'ignore' type.
6396 2008-05-07 Ian Lance Taylor <iant@google.com>
6399 * gimplify.c (find_single_pointer_decl_1): Don't look through
6401 (find_single_pointer_decl): Adjust comments.
6403 2008-05-07 Jakub Jelinek <jakub@redhat.com>
6406 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
6407 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
6410 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
6411 integral type rather than floating point, then VIEW_CONVERT_EXPR
6412 to the floating point type.
6414 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
6416 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
6417 TFmode op0 to register.
6419 2008-05-07 Alan Modra <amodra@bigpond.net.au>
6421 * c-decl.c (grokdeclarator): Comment typo.
6423 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
6425 * tree-flow.h: Remove prototype for computed_goto_p.
6426 * tree-cfg.c (computed_goto_p): Make static.
6428 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
6431 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
6432 (contains_aligned_value_p): This. Handle _Decimal128.
6433 (ix86_function_arg_boundary): Only align _Decimal128 to its
6434 natural boundary and handle it properly.
6436 2008-05-06 Martin Jambor <mjambor@suse.cz>
6438 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
6439 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
6440 (ipcp_method_set_orig_node): Removed.
6441 (ipcp_cval_get_cvalue_type): Removed.
6442 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
6443 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
6444 (ipcp_cval_set_cvalue_type): Removed.
6445 (ipcp_cval_get_cvalue): Removed.
6446 (ipcp_cval_set_cvalue): Removed.
6447 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
6448 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
6449 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
6450 (ipcp_cval_meet): Renamed to ipa_lattice_meet
6451 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
6452 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
6453 (ipcp_get_ith_lattice): Changed parameters.
6454 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
6455 (ipcp_lattice_from_jfunc): Changed parameters.
6456 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
6457 (ipcp_method_cval_print): Added temporary variable info.
6458 (ipcp_redirect): Removed already unused local variable caller.
6459 (ipcp_redirect): New temporary variable orig_callee_info
6460 (ipcp_redirect): Removed newly unused local variable callee.
6461 (ipcp_redirect): Removed (a bit confusing) local variable type.
6462 (ipcp_insert_stage): Added local variable info.
6463 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
6465 (ipcp_formal_create): Removed.
6466 (ipcp_method_cval_set): Removed.
6467 (ipcp_propagate_stage): Renamed lattice variables.
6468 (ipcp_method_cval_set_cvalue_type): Removed.
6469 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
6470 (ipcp_print_all_lattices): Changed printed strings to refer to
6471 lattices rather than cvals.
6472 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
6473 (ipcp_propagate_const): Changed formal parameters.
6474 (build_const_val): Changed formal parameters.
6475 (ipcp_insert_stage): Removed useless variable cvalue
6476 (build_const_val): Changed formal parameters.
6477 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
6478 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
6479 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
6480 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
6481 (ipcp_print_func_profile_counts): Changed string from "method" to
6483 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
6484 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
6485 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
6486 (ipcp_structures_print): Renamed to ipcp_print_all_structures
6487 (ipcp_profile_print): Renamed to ipcp_print_profile_data
6488 (ipcp_lat_is_const): Changed parameters and made inline.
6489 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
6490 (ipcp_redirect): Renamed to ipcp_need_redirect_p
6491 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
6492 the predicate condition directly
6493 (ipcp_propagate_stage): Added local variable args. Removed local
6494 variable callee. (Both are mere code simplifications.)
6495 (ipcp_method_dont_insert_const): Renamed to
6496 ipcp_node_not_modifiable_p.
6497 (ipcp_node_not_modifiable_p): Made inline.
6498 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
6499 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
6500 (ipcp_print_all_lattices): Removed variable cvalue
6501 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
6504 2008-05-06 Olivier Hainque <hainque@adacore.com>
6506 * tree-sra.c (try_instantiate_multiple_fields): Early return
6507 if field has POINTER_TYPE.
6509 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
6511 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
6512 by using 'q' specifier for instruction.
6513 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
6515 2008-05-06 Anatoly Sokolov <aesok@post.ru>
6517 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
6518 Change mode of zero_extract from QImode to HImode.
6519 (sign bit tests peepholes): (Ditto.).
6521 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
6523 * config/i386/mmx.md: Remove double backslashes from asm templates.
6524 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
6525 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6526 to handle nonimmediate operands.
6527 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
6528 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6529 to handle nonimmediate operands.
6530 (*mmx_<code>v2sf3_finite): New insn pattern.
6531 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
6532 (mmx_<code>v2sf3): New expander. Use
6533 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6534 (mmx_<plusminus_insn><mode>3): New expander. Use
6535 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6536 (*mmx_<plusminus_insn><mode>3): New insn pattern.
6537 (mmx_add<mode>3): Removed.
6538 (mmx_ssadd<mode>3): Ditto.
6539 (mmx_usadd<mode>3): Ditto.
6540 (mmx_sub<mode>3): Ditto.
6541 (mmx_sssub<mode>3): Ditto.
6542 (mmx_ussub<mode>3): Ditto.
6543 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
6544 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
6545 to handle nonimmediate operands.
6546 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
6548 (mmx_smulv4hi3_highpart): New expander. Use
6549 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6550 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
6552 (mmx_umulv4hi3_highpart): New expander. Use
6553 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6554 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
6555 (mmx_<code>v4hi3): New expander. Use
6556 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6557 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
6558 (mmx_<code>v8qi3): New expander. Use
6559 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6560 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
6561 (mmx_<code><mode>3): New expander. Use
6562 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6564 2008-05-05 Jan Hubicka <jh@suse.cz>
6566 PR tree-optimization/36118
6567 * passes.c (pass_init_dump_file): Fix dump header.
6569 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6572 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
6573 VCE for function decls.
6575 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
6577 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
6579 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
6581 * config/i386/i386.md (sat_plusminus): New.
6582 (plusminus_insn): Likewise.
6583 (plusminus_mnemonic): Likewise.
6585 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
6586 (*<addsub><mode>3_cc_overflow): Renamed to ...
6587 (*<plusminus_insn><mode>3_cc_overflow): This.
6588 (*<addsub>si3_zext_cc_overflow): Renamed to ...
6589 (*<plusminus_insn>si3_zext_cc_overflow): This.
6591 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
6592 (<plusminus_insn><mode>3): This.
6593 (*<addsub><mode>3): Renamed to ...
6594 (*<plusminus_insn><mode>3): This.
6595 (<sse>_vm<addsub><mode>3): Renamed to ...
6596 (<sse>_vm<plusminus_insn><mode>3): This.
6597 (sse3_h<addsub>v4sf3): Renamed to ...
6598 (sse3_h<plusminus_insn>v4sf3): This.
6599 (sse3_h<addsub>v2df3): Renamed to ...
6600 (sse3_h<plusminus_insn>v2df3): This.
6601 (<plusminus_insn><mode>3): New.
6602 (*<plusminus_insn><mode>3): Likewise.
6603 (sse2_<plusminus_insn><mode>3): Likewise.
6604 (add<mode>): Removed.
6605 (*add<mode>3): Likewise.
6606 (sse2_ssadd<mode>3): Likewise.
6607 (sse2_usadd<mode>3): Likewise.
6608 (sub<mode>3): Likewise.
6609 (*sub<mode>3): Likewise.
6610 (sse2_sssub<mode>3): Likewise.
6611 (sse2_ussub<mode>3): Likewise.
6613 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
6615 * gthr-single.h: Add in required interface elements as per gthr.h.
6616 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
6617 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
6618 Generalize UNUSED macro.
6619 (__gthread_once): Add.
6620 (__gthread_key_create): Add.
6621 (__gthread_key_delete): Add.
6622 (__gthread_getspecific): Add.
6623 (__gthread_setspecific): Add.
6625 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
6627 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
6628 the same size types for the indirect reference on the rhs, then
6631 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
6633 * config/i386/i386.md
6634 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
6635 one insn template instead of template series.
6636 (*xordi_1_rex64): Ditto.
6637 (*xordi_2_rex64): Ditto.
6639 2008-05-05 Ira Rosen <irar@il.ibm.com>
6641 PR tree-optimization/36119
6642 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
6645 2008-06-04 Jan Hubicka <jh@suse.cz>
6647 tree-optimization/36100
6648 * tree-pass.h (pass_O0_always_inline): Declare.
6649 * ipa-inline.c (inline_transform): Remove dead code.
6650 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6651 pass_O0_always_inline): New.
6652 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
6654 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
6656 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
6657 mnemonic in this_param move for TARGET_64BIT.
6659 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
6661 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
6662 (*strmovsi_rex_1): Ditto.
6663 (*strsetsi_1): Ditto.
6664 (*strsetsi_rex_1): Ditto.
6666 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
6667 adddicc expanders using SWI mode iterator.
6669 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
6672 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
6675 2008-05-04 David S. Miller <davem@davemloft.net>
6677 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
6678 (sparc*-*-linux*): Use linux.h in tm_file.
6679 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
6680 compiler defaulting to 32-bit.
6681 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
6683 * config/sparc/linux.h: Remove definitions now obtained
6684 properly from linux.h
6685 * config/sparc/linux64.h: Likewise.
6686 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
6687 don't want this setting for 32-bit builds in a biarch compiler.
6688 * doc/install.texi: Add sparc-linux to list of targets
6689 supporting --enable-targets=all.
6691 2008-05-03 Andrew Pinski <pinskia@gmail.com>
6693 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
6695 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
6697 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
6698 after V4SI_FTYPE_V8HI.
6699 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
6700 case V4SI_FTYPE_V2DF.
6702 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
6704 * doc/invoke.texi (max-flow-memory-locations): Removed.
6705 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
6707 2008-05-03 Richard Guenther <rguenther@suse.de>
6710 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
6712 2008-05-02 David S. Miller <davem@davemloft.net>
6714 * config.gcc (need_64bit_hwint): Document libcpp dependency.
6716 2008-05-02 Simon Baldwin <simonb@google.com>
6719 * c-common.h (warn_array_subscript_range): Removed.
6720 * c-common.c (warn_array_subscript_range): Ditto.
6721 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
6722 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
6724 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
6726 * config/i386/i386.c (ix86_special_builtin_type): New.
6727 (bdesc_special_args): Likewise.
6728 (ix86_expand_special_args_builtin): Likewise.
6729 (ix86_init_mmx_sse_builtins): Updated.
6730 (ix86_expand_builtin): Updated.
6731 (ix86_expand_store_builtin): Removed.
6732 (ix86_expand_unop_builtin): Likewise.
6734 * config/i386/mm3dnow.h (__v2sf): Moved to ...
6735 * config/i386/mmintrin.h (__v2sf): Here.
6737 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
6739 (_mm_loadl_pi): Likewise.
6740 (_mm_storeh_pi): Replace __v2si with __v2sf.
6741 (_mm_storel_pi): Likewise.
6743 * doc/extend.texi: Correct __builtin_ia32_loadhps,
6744 __builtin_ia32_loadlps, __builtin_ia32_storehps,
6745 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
6746 __builtin_ia32_loadlpd.
6748 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
6750 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
6751 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
6752 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
6753 (ix86_init_mmx_sse_builtins): Updated.
6754 (ix86_expand_args_builtin): Likewise.
6755 (ix86_expand_builtin): Likewise.
6756 (ix86_expand_unop1_builtin): Renamed to ...
6757 (ix86_expand_unop_vec_merge_builtin): This.
6759 2008-05-01 Jan Hubicka <jh@suse.cz>
6762 * ipa-inline.c (inline_generate_summary): Make static.
6763 (inline_transform): Do not call inlining at -O0; make static.
6764 * passes.c (execute_todo): Add sanity check.
6765 (execute_one_ipa_transform_pass): Execute proper flags.
6767 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
6769 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
6770 (DECL_NONADDRESSABLE_P): Likewise.
6771 * alias.c (record_component_aliases): Fix comment.
6773 2008-05-01 Simon Baldwin <simonb@google.com>
6775 * c-common.h (warn_array_subscript_range): New function.
6776 * c-common.c (warn_array_subscript_range): Ditto.
6777 * tree-vrp.c (check_array_ref): Corrected code to agree with
6778 comment, ignoring only arrays of size 0 or size 1.
6779 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
6781 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6783 * config/i386/i386.c (ix86_builtin_type): Replace
6784 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
6785 (bdesc_args): Updated.
6786 (ix86_init_mmx_sse_builtins): Likewise.
6787 (ix86_expand_args_builtin): Likewise.
6789 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
6792 * doc/extend.texi: Correct __builtin_ia32_palignr.
6794 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6797 * config/i386/i386.c (bdesc_crc32): Removed.
6798 (ix86_expand_crc32): Likewise.
6799 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
6800 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
6801 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
6802 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
6803 UINT_FTYPE_UINT_UCHAR.
6804 (bdesc_args): Updated. Add crc32 builtins.
6805 (ix86_init_mmx_sse_builtins): Updated.
6806 (ix86_expand_args_builtin): Updated to support subreg.
6808 * doc/extend.texi: Correct __builtin_ia32_crc32di.
6810 2008-05-01 Jan Hubicka <jh@suse.cz>
6812 * tree-pass.h (opt_pass): Add IPA_PASS.
6813 (varpool_node, cgraph_node): Forward declare.
6814 (ipa_opt_pass): Define.
6815 (pass_ipa_inline): Turn into ipa_opt_pass.
6816 (pass_apply_inline): Remove.
6817 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
6818 (apply_inline): Turn into ....
6819 (inline_transform): ... this one.
6820 (inline_generate_summary): New function.
6821 (pass_apply_inline): Remove.
6822 * function.h (ipa_opt_pass): Forward declare structure; typedef;
6824 (struct function): Add ipa_transforms_to_apply.
6825 * passes.c (register_one_dump_file): Work on IPA_PASS.
6826 (init_optimization_passes): Remove pass_inline_parameters and
6828 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
6829 (execute_one_pass) ... here; apply transforms when possible.
6830 (add_ipa_transform_pass, execute_ipa_summary_asses,
6831 execute_one_ipa_transform_pass): New.
6832 (execute_ipa_pass_list): Update for IPA_PASS type.
6834 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6836 * config/i386/i386.c (ix86_builtin_type): Add
6837 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
6838 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
6839 (bdesc_args): Add SSE4a builtins.
6840 (ix86_init_mmx_sse_builtins): Updated.
6841 (ix86_expand_args_builtin): Likewise.
6842 (ix86_expand_builtin): Likewise.
6844 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6846 * config/i386/i386.c (ix86_builtin_type): Add
6847 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
6848 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
6849 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
6850 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
6851 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
6852 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
6853 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
6854 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
6855 and DI_FTYPE_DI_DI_INT.
6856 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
6857 (ix86_init_mmx_sse_builtins): Updated.
6858 (ix86_expand_args_builtin): Likewise.
6859 (ix86_expand_builtin): Likewise.
6860 (ix86_expand_binop_imm_builtin): Removed.
6862 * doc/extend.texi: Correct __builtin_ia32_palignr128.
6864 2008-04-30 Richard Guenther <rguenther@suse.de>
6866 PR tree-optimization/32921
6867 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
6869 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
6871 * config/arm/arm.c (arm_unwind_emit): Use
6872 crtl->all_throwers_are_sibcalls instead of
6873 cfun->all_throwers_are_sibcalls.
6874 (arm_output_fn_unwind): Likewise.
6875 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
6876 instead of cfun->uses_pic_offset_table.
6877 (frv_expand_prologue): Likewise.
6878 (frv_frame_pointer_required): Likewise.
6879 (frv_expand_fdpic_call): Likewise.
6880 (frv_emit_movsi): Likewise.
6881 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
6882 cfun->returns_pcc_struct instead of
6883 current_function_returns_pcc_struct.
6884 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
6885 instead of cfun->calls_eh_return.
6886 (m32c_pushm_popm): Likewise.
6887 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
6888 "extern" declaration.
6890 2008-04-30 Richard Guenther <rguenther@suse.de>
6892 PR tree-optimization/21636
6893 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
6895 (evaluate_stmt): Print the likely value.
6896 (ccp_visit_stmt): Avoid excessive vertical spacing.
6898 2008-04-30 Rafael Espindola <espindola@google.com>
6900 * builtins.c (fold_call_expr): Return realret.
6901 * tree-ssa-threadedge.c
6902 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6903 __builtin_object_size.
6905 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
6907 * gcc.c (wrapper_string): New variable.
6908 (insert_wrapper): New function.
6909 (execute): New option -wrapper.
6910 * doc/invoke.texi (Overall Options): New driver option -wrapper.
6912 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
6914 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
6915 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
6916 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
6918 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
6919 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
6920 config/rs6000/e500crtres64gprctr.asm,
6921 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
6922 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
6923 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
6924 config/rs6000/e500crtsav64gprctr.asm,
6925 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
6926 config/rs6000/e500crtsavg64gprctr.asm: New files.
6927 * config/rs6000/t-ppccomm: Add build rules for new files.
6928 (LIB2FUNCS_STATIC_EXTRA): Add new files.
6929 * config/rs6000/t-netbsd: Add build rules for new files.
6930 (LIB2FUNCS_STATIC_EXTRA): New variable.
6931 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
6932 (CRTSAVRES_DEFAULT_SPEC): Likewise.
6933 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
6935 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
6937 * config/i386/i386.c (ix86_builtin_type): Add
6938 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
6939 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
6940 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
6941 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
6942 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
6943 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
6944 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
6945 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
6946 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
6947 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
6948 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
6949 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
6950 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
6951 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
6952 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
6953 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
6954 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
6955 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
6956 V1DI_FTYPE_V2SI_V2SI.
6957 (bdesc_2arg): Moved to ...
6959 (ix86_init_mmx_sse_builtins): Updated.
6960 (ix86_expand_args_builtin): Updated. Take a pointer
6961 to const struct builtin_description. Handle comparison
6963 (ix86_expand_sse_compare): Take a new argument for swapping operands.
6964 (ix86_expand_builtin): Updated.
6966 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
6967 (ssse3_pmaddubsw128): This.
6968 (ssse3_pmaddubswv4hi3): Renamed to ...
6969 (ssse3_pmaddubsw): This.
6971 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
6972 (__builtin_ia32_packssdw128): Likewise.
6973 (__builtin_ia32_packuswb128): Likewise.
6974 (__builtin_ia32_pmaddubsw): Likewise.
6975 (__builtin_ia32_pmaddubsw128): Likewise.
6977 2008-04-30 Richard Guenther <rguenther@suse.de>
6979 PR tree-optimization/14847
6980 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
6981 (recognize_bits_test): Use it.
6982 (recognize_single_bit_test): Likewise.
6984 2008-04-30 Martin Jambor <mjambor@suse.cz>
6986 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
6987 instead of setting number of formal parameters to zero.
6988 (ipcp_init_stage): Do not set the number of actual parameters to zero
6990 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
6991 which are called with variable number of arguments.
6992 (ipcp_insert_stage): Explicitely skipping all nodes which are
6993 called with variable number of arguments.
6994 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
6995 number of parameters.
6997 * ipa-prop.h (struct ipa_node_params): Added flag
6998 called_with_var_arguments
6999 (ipa_set_param_count): Added. Changed sole setter to use it.
7000 (ipa_get_param_count): Added. All readers of param_count
7001 converted to use it instead.
7002 (ipa_set_called_with_variable_arg): Added.
7003 (ipa_is_called_with_var_arguments): Added.
7004 (ipa_get_ith_param): Added. All readers of param_decls converted
7006 (ipa_set_cs_argument_count): Added, sole writer to argument_count
7008 (ipa_get_cs_argument_count): Added, all readers of argument_count
7010 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
7013 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
7014 (struct ipcp_lattice): Renamed cval_type to type
7015 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
7017 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
7018 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
7019 (ipcp_insert_stage): Changed the type of variable cvalue to tree
7020 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
7021 (build_const_val): Changed the type of parameter cvalue to tree
7022 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
7023 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
7025 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
7028 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
7029 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
7030 (ipa_add_method): Renamed to ipa_push_func_to_list
7031 (ipa_remove_method): Renamed to ipa_pop_func_from_list
7032 (ipa_callsite_param_count): Removed.
7033 (ipa_callsite_param_count_set): Removed.
7034 (ipa_callsite_param): Removed.
7035 (ipa_callsite_callee): Removed.
7036 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
7037 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
7038 (ipa_method_formal_count): Removed.
7039 (ipa_method_formal_count_set): Removed.
7040 (ipa_method_get_tree): Removed.
7041 (ipa_method_tree_map_create): Removed.
7042 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
7043 (ipa_create_param_decls_array): Creates the array itself
7044 (ipa_create_param_decls_array): Temporary variable info instead of
7046 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
7047 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
7048 (get_type): Removed.
7049 (ipa_jf_get_info_type): Removed.
7050 (ipa_node_create): Renamed to ipa_create_node_params
7051 (ipa_free): Renamed to ipa_free_all_node_params
7052 (ipa_nodes_create): Renamed to ipa_create_all_node_params
7053 (ipa_edges_create): Renamed to ipa_create_all_edge_args
7054 (ipa_edges_free): Renamed to ipa_free_all_edge_args
7055 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
7056 (ipa_free_all_node_params): Deallocation to jump_functions moved to
7057 ipa_free_all_edge_args
7058 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
7059 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
7060 (ipa_create_methodlist_node): Removed.
7061 (ipa_methodlist_method): Removed.
7062 (ipa_methodlist_method_set): Removed.
7063 (ipa_methodlist_next_method): Removed.
7064 (ipa_methodlist_next_method_set): Removed.
7065 (ipa_method_is_modified): Removed.
7066 (ipa_method_modify_create): Removed.
7067 (ipa_method_modify_init): Temporary variable info instead of a few
7069 (ipa_detect_param_modifications): Temporary variable info instead of
7071 (ipa_compute_jump_functions): Temporary variable info instead of
7073 (ipa_method_modify_set): Removed.
7074 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
7075 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
7076 than craph_node as the first parameter.
7077 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
7078 (ipa_method_modify_init): Removed.
7079 (ipa_compute_jump_functions): Added a temp variable instead of
7080 repeatadly dereferencing the cgraph_edge.aux pointer
7081 (ipa_callsite_param_set_type): Removed.
7082 (ipa_compute_jump_functions): i renamed to index and moved to
7084 (ipa_callsite_param_set_info_type_formal): Removed.
7085 (ipa_callsite_param_set_info_type): Removed.
7086 (ipa_callsite_param_map_create): Removed.
7087 (ipa_callsite_tree): Removed.
7088 (ipa_callsite_caller): Removed.
7089 (ipa_pop_func_from_list): return_method removed to return_func
7091 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
7092 prefixed all values with IPA_. Changed all users.
7093 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
7094 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
7095 and FORMAL_IPATYPE IPA_PASS_THROUGH.
7096 (union parameter_info): Renamed to jump_func_value.
7097 (union jump_func_value): Renamed value to constant
7098 (struct ipa_jump_func): Renamed info_type to value
7099 (struct ipa_node): Renamed to ipa_node_params
7100 (struct ipa_node_params): Renamed ipa_arg_num to param_count
7101 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
7102 (struct ipa_node_params): Renamed ipa_mod to modified_flags
7103 (struct ipa_edge): Renamed to ipa_edge_args
7104 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
7105 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
7106 (struct ipa_methodlist): Renamed to ipa_func_list
7107 (struct ipa_func_list): method_p renamed to node, next_method
7109 (ipa_methodlist_p): Removed, switched all users to struct pointer
7110 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
7112 2008-04-30 Alan Modra <amodra@bigpond.net.au>
7114 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
7115 (rs6000_emit_epilogue): Use backchain to restore only when we
7116 have a large frame. Make use of frame pointer to restore if we
7117 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
7119 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
7121 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
7122 Add mode to zero_extract.
7123 (sign bit tests peepholes): (Ditto.).
7125 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
7127 * config/i386/i386.c (ix86_builtins): Replace Prescott New
7128 Instructions in comments with SSE3.
7129 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
7130 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
7131 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
7132 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
7133 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
7134 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
7135 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
7136 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
7137 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
7138 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
7139 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
7140 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
7141 (bdesc_sse_args): Renamed to ...
7142 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
7143 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
7144 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
7146 (bdesc_1arg): Moved to ...
7148 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
7149 Instructions in comments with SSE3.
7150 (ix86_expand_sse_operands_builtin): Renamed to ...
7151 (ix86_expand_args_builtin): This. Updated.
7152 (ix86_expand_unop1_builtin): Update comments.
7153 (ix86_expand_builtin): Updated.
7155 2008-04-29 Richard Guenther <rguenther@suse.de>
7157 PR tree-optimization/36078
7158 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
7159 Update virtual SSA form after cleaning up the CFG.
7161 2008-04-29 Richard Guenther <rguenther@suse.de>
7164 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
7166 2008-04-29 Richard Guenther <rguenther@suse.de>
7168 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
7169 (compute_may_aliases): Do not call finalize_ref_all_pointers.
7170 (compute_flow_insensitive_aliasing): Do not treat
7171 PTR_IS_REF_ALL pointers special.
7172 (get_smt_for): Likewise.
7173 (may_alias_p): Re-structure.
7174 (is_escape_site): A ref-all pointer conversion is not an escape site.
7175 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
7176 PTR_IS_REF_ALL pointers special.
7177 * tree-ssa-structalias.h (struct alias_info): Remove
7178 ref_all_symbol_mem_tag field.
7179 (PTR_IS_REF_ALL): Remove.
7181 2008-04-29 Richard Guenther <rguenther@suse.de>
7184 * fold-const.c (extract_muldiv_1): In combining division constants
7185 make sure to never overflow.
7187 2008-04-29 Nick Clifton <nickc@redhat.com>
7189 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
7191 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7194 * optc-gen.awk: Work around HP-UX/IA awk bug.
7196 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
7198 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
7201 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
7204 * config/i386/i386.md
7205 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
7206 Change operand 1 predicate to nonimmediate_operand.
7208 2008-04-28 Jakub Jelinek <jakub@redhat.com>
7211 * dwarf2out.c (struct die_struct): Mark as chain_circular through
7213 * gengtype.c (walk_type, write_func_for_structure): Handle
7215 * doc/gty.texi: Document chain_circular.
7217 2008-04-28 Richard Guenther <rguenther@suse.de>
7219 PR tree-optimization/36066
7220 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
7223 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
7226 * config/i386/i386.md
7227 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
7228 Use match_scratch instead of match_operand for operands 3 and 4.
7230 2008-04-27 Richard Guenther <rguenther@suse.de>
7232 PR tree-optimization/18754
7233 PR tree-optimization/34223
7234 * tree-pass.h (pass_complete_unrolli): Declare.
7235 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
7236 loop size before and after unconditionally of UL_NO_GROWTH in effect.
7237 Rewrite loop into loop closed SSA form if it is not already.
7238 (tree_unroll_loops_completely): Re-structure to iterate over
7239 innermost loops with intermediate CFG cleanups.
7240 Unroll outermost loops only if requested or the code does not grow
7242 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
7243 loops are available.
7244 (tree_vectorize): Instead do so here.
7245 (tree_complete_unroll): Also unroll outermost loops.
7246 (tree_complete_unroll_inner): New function.
7247 (gate_tree_complete_unroll_inner): Likewise.
7248 (pass_complete_unrolli): New pass.
7249 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
7250 uses outside of the loop.
7251 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
7252 form if it is available.
7253 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
7254 * passes.c (init_optimization_passes): Schedule complete inner
7255 loop unrolling pass before the first CCP pass after final inlining.
7257 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
7259 * targhooks.h (default_emutls_var_fields,
7260 default_emutls_var_init): Declare.
7261 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
7262 * target.h (struct gcc_target): Add struct emutls member.
7263 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
7264 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
7265 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
7266 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
7267 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
7268 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
7269 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
7270 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
7271 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
7272 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
7273 emit debug information.
7274 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
7275 * varasm.c: Include targhooks.h.
7276 (emutls_object_section, emutls_tmpl_section): New.
7277 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
7278 (EMUTLS_SEPARATOR): New.
7280 (get_emutls_object_name): New.
7281 (default_emutls_var_fields): New, broken out of ...
7282 (get_emutls_object_type): ... here. Adjust to use target hooks.
7283 (get_emutls_init_templ_addr): Adjust to use target hooks.
7284 (emutls_decl): Adjust to use target hooks.
7285 (emutls_finish): Likewise.
7286 (default_emutls_var_init): New, broken out of ...
7287 (assemble_variable): ... here. Adjust to use target hooks.
7288 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
7290 * c-common.c (handle_section_attribute): Prevent overriding
7291 sections for emulated tls with special sections.
7292 * config/i386/i386.c (x86_64_elf_select_section): Add
7293 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
7294 (x86_64_elf_unique_section): Likewise.
7295 * config/vxworks.c: Include tree.h.
7296 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
7297 (vxworks_override_options): Set TLS scheme.
7298 * doc/tm.texi (Emulated TLS): New node.
7300 2008-04-26 Simon Baldwin <simonb@google.com>
7303 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
7304 with propagated string constants.
7306 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
7308 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
7309 constraint for operand 2 when operand 0 is memory operand.
7310 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
7311 operand 0 is memory operand.
7312 (fix_trunc<mode>_i387_with_temp): Ditto.
7313 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
7314 operand 2 when operand 1 is memory operand.
7315 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
7316 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
7317 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
7318 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
7319 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
7320 operands 2,3 and 4 when operand 1 is memory operand.
7321 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
7323 (fistdi2_floor_with_temp): Ditto.
7324 (fist<mode>2_floor_with_temp): Ditto.
7325 (fistdi2_ceil_with_temp): Ditto.
7326 (fist<mode>2_ceil_with_temp): Ditto.
7327 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
7329 2008-04-26 David Daney <ddaney@avtrex.com>
7331 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
7333 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
7334 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
7335 UNSPEC_UPDATE_GOT_VERSION): Renumber.
7336 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
7337 (compare_and_swap_12): New insn.
7338 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
7339 * config/mips/mips.c (mips_force_binary): New function.
7340 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
7341 (mips_expand_compare_and_swap_12): New function.
7342 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
7344 2008-04-25 Jan Hubicka <jh@suse.cz>
7347 * cfgexpand.c (pass_expand): Turn into RTL pass.
7348 * passes.c (execute_one_pass): Do pass typechecking after execution.
7349 * tree-pass.h (pass_expand): Turn into RTL pass.
7351 * function.h (struct rtl_data): Move here fields
7352 accesses_prior_frames, calls_eh_return, saves_all_registers,
7353 has_nonlocal_goto, has_asm_statement, is_thunk,
7354 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
7355 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
7356 arg_pointer_save_area_init from struct function; turn into bool.
7357 (struct function): Move
7358 calls_eh_return, saves_all_registers, has_nonlocal_goto,
7359 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
7360 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
7361 tail_call_emit, arg_pointer_save_area_init
7362 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
7363 (current_function_returns_struct, current_function_returns_pcc_struct,
7364 current_function_calls_setjmp, current_function_calls_alloca,
7365 current_function_accesses_prior_frames,
7366 current_function_calls_eh_return, current_function_is_thunk,
7367 current_function_stdarg, current_function_profile,
7368 current_function_limit_stack, current_function_uses_pic_offset_table,
7369 current_function_uses_const_pool, current_function_has_nonlocal_label,
7370 current_function_saves_all_registers,
7371 current_function_has_nonlocal_goto,
7372 current_function_has_asm_statement): Remove accesor macros.
7373 * ra-conflict.c (global_conflicts): Update.
7374 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
7375 (suitable_for_tail_call_opt_p): Update.
7376 * builtins.c (expand_builtin_return_addr): Update.
7377 (expand_builtin_setjmp_setup): Update.
7378 (expand_builtin_nonlocal_goto): Update.
7379 * final.c (final_start_function): Update.
7380 (profile_function): Update.
7381 (leaf_function_p): Update.
7382 (only_leaf_regs_used): Update.
7383 * df-scan.c (df_get_exit_block_use_set): Update.
7384 * dojump.c (clear_pending_stack_adjust): Update.
7385 * tree-stdarg.c (gate_optimize_stdarg): Update.
7386 * gimple-low.c (lower_function_body): Update.
7387 * global.c (compute_regsets): Update.
7388 (global_alloc): Update.
7389 * dwarf2out.c (dwarf2out_begin_prologue): Update.
7390 * expr.c (expand_assignment): Update.
7391 * dse.c (dse_step0): Update.
7392 (dse_step1): Update.
7393 * c-decl.c (store_parm_decls): Update.
7394 * local-alloc.c (combine_regs): Update.
7395 (find_free_reg): Update.
7396 * function.c (assign_parms_augmented_arg_list): Update.
7397 (assign_parm_find_data_types): Update.
7398 (assign_parms): Update.
7399 (allocate_struct_function): Update.
7400 (expand_function_start): Update.
7401 (expand_function_end): Update.
7402 (get_arg_pointer_save_area): Update.
7403 (thread_prologue_and_epilogue_insns): Update.
7404 (rest_of_match_asm_constraints): Update.
7405 * stor-layout.c (variable_size): Update.
7406 * gcse.c (gcse_main): Update.
7407 (bypass_jumps): Update.
7408 * gimplify.c (gimplify_function_tree): Update.
7409 * calls.c (emit_call_1): Update.
7410 (expand_call): Update.
7411 * bt-load.c (compute_defs_uses_and_gen): Update.
7412 * except.c (sjlj_assign_call_site_values): Update.
7413 (sjlj_emit_function_enter): Update.
7414 (can_throw_external): Update.
7415 (set_nothrow_function_flags): Update.
7416 (expand_builtin_unwind_init): Update.
7417 (expand_eh_return): Update.
7418 (convert_to_eh_region_ranges): Update.
7419 (output_function_exception_table): Update.
7420 * emit-rtl.c (gen_tmp_stack_mem): Update.
7421 * cfgexpand.c (expand_used_vars): Update.
7422 (tree_expand_cfg): Update.
7423 * cfgcleanup.c (rest_of_handle_jump): Update.
7424 * explow.c (allocate_dynamic_stack_space): Update.
7425 * varasm.c (assemble_start_function): Update.
7426 (force_const_mem): Update.
7427 (mark_constant_pool): Update.
7428 * tree-optimize.c (tree_rest_of_compilation): Update.
7429 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
7430 * tree-cfg.c (notice_special_calls): Update.
7431 (is_ctrl_altering_stmt): Update.
7432 (tree_can_make_abnormal_goto): Update.
7433 (tree_purge_dead_abnormal_call_edges): Update.
7434 * config/alpha/predicates.md: Update.
7435 * config/alpha/alpha.c (alpha_sa_mask): Update.
7436 (alpha_sa_size): Update.
7437 (alpha_does_function_need_gp): Update.
7438 (alpha_expand_prologue): Update.
7439 (alpha_start_function): Update.
7440 (alpha_output_function_end_prologue): Update.
7441 (alpha_expand_epilogue): Update.
7442 * config/frv/frv.c (frv_stack_info): Update.
7443 (frv_expand_epilogue): Update.
7444 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
7445 (s390_register_info): Update.
7446 (s390_frame_info): Update.
7447 (s390_init_frame_layout): Update.
7448 (s390_can_eliminate): Update.
7449 (save_gprs): Update.
7450 * config/spu/spu.c (spu_split_immediate): Update.
7451 (need_to_save_reg): Update.
7452 (spu_expand_prologue): Update.
7453 (spu_expand_epilogue): Update.
7454 * config/sparc/sparc.md: Update.
7455 * config/sparc/sparc.c (eligible_for_return_delay): Update.
7456 (sparc_tls_got): Update.
7457 (legitimize_pic_address): Update.
7458 (sparc_emit_call_insn): Update.
7459 (sparc_expand_prologue): Update.
7460 (output_return): Update.
7461 (print_operand): Update.
7462 (sparc_function_ok_for_sibcall): Update.
7463 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
7464 * config/m32r/m32r.md: Update.
7465 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
7466 (m32r_compute_frame_size): Update.
7467 (m32r_expand_prologue): Update.
7468 (m32r_expand_epilogue): Update.
7469 (m32r_legitimize_pic_address): Update.
7470 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
7471 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
7472 * config/i386/i386.c (ix86_frame_pointer_required): Update.
7474 (ix86_save_reg): Update.
7475 (ix86_compute_frame_layout): Update.
7476 (ix86_expand_prologue): Update.
7477 (ix86_expand_epilogue): Update.
7478 * config/sh/sh.c (output_stack_adjust): Update.
7479 (calc_live_regs): Update.
7480 (sh5_schedule_saves): Update.
7481 (sh_expand_prologue): Update.
7482 (sh_expand_epilogue): Update.
7483 (sh_setup_incoming_varargs): Update.
7484 (sh_allocate_initial_value): Update.
7485 (sh_get_pr_initial_val): Update.
7486 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
7487 * config/sh/sh.md (label:): Update.
7488 * config/avr/avr.c (out_movhi_mr_r): Update.
7489 * config/crx/crx.h (enum): Update.
7490 * config/xtensa/xtensa.h (along): Update.
7491 * config/stormy16/stormy16.c Update.
7492 (xstormy16_compute_stack_layout): Update.
7493 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
7494 (fr30_expand_prologue): Update.
7495 * config/cris/cris.c (cris_conditional_register_usage): Update.
7496 (cris_reg_saved_in_regsave_area): Update.
7497 (cris_initial_frame_pointer_offset): Update.
7498 (cris_simple_epilogue): Update.
7499 (cris_expand_prologue): Update.
7500 (cris_expand_epilogue): Update.
7501 (cris_expand_pic_call_address): Update.
7502 (cris_asm_output_symbol_ref): Update.
7503 (cris_asm_output_label_ref): Update.
7504 * config/cris/cris.md Update.
7505 * config/iq2000/iq2000.c (compute_frame_size): Update.
7506 (iq2000_expand_epilogue): Update.
7507 * config/mt/mt.h (save_direction): Update.
7508 * config/mn10300/mn10300.c (mn10300_function_value): Update.
7509 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7510 (ia64_secondary_reload_class): Update.
7511 * config/m68k/m68k.c (m68k_save_reg): Update.
7512 (m68k_expand_prologue): Update.
7513 (m68k_expand_epilogue): Update.
7514 (legitimize_pic_address): Update.
7515 * config/rs6000/rs6000.c (rs6000_got_register): Update.
7516 (first_reg_to_save): Update.
7517 (first_altivec_reg_to_save): Update.
7518 (compute_vrsave_mask): Update.
7519 (compute_save_world_info): Update.
7520 (rs6000_stack_info): Update.
7521 (spe_func_has_64bit_regs_p): Update.
7522 (rs6000_ra_ever_killed): Update.
7523 (rs6000_emit_eh_reg_restore): Update.
7524 (rs6000_emit_allocate_stack): Update.
7525 (rs6000_emit_prologue): Update.
7526 (rs6000_emit_epilogue): Update.
7527 (rs6000_output_function_epilogue): Update.
7528 (output_profile_hook): Update.
7529 (rs6000_elf_declare_function_name): Update.
7530 * config/rs6000/rs6000.h (rs6000_args): Update.
7531 * config/rs6000/rs6000.md: Update.
7532 * config/mcore/mcore.c (mcore_expand_prolog): Update.
7533 * config/arc/arc.c (arc_output_function_epilogue): Update.
7534 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
7535 * config/darwin.c (machopic_function_base_name): Update.
7536 * config/score/score3.c (score3_compute_frame_size): Update.
7539 (score3_epilogue): Update.
7540 * config/score/score7.c (score7_compute_frame_size): Update.
7541 (score7_prologue): Update.
7542 (score7_epilogue): Update.
7543 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
7544 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
7545 * config/arm/arm.c (use_return_insn): Update.
7546 (require_pic_register): Update.
7547 (arm_load_pic_register): Update.
7548 (arm_compute_save_reg0_reg12_mask): Update.
7549 (arm_compute_save_reg_mask): Update.
7550 (thumb1_compute_save_reg_mask): Update.
7551 (output_return_instruction): Update.
7552 (arm_output_function_prologue): Update.
7553 (arm_output_epilogue): Update.
7554 (arm_get_frame_offsets): Update.
7555 (arm_expand_prologue): Update.
7556 (thumb_pushpop): Update.
7557 (thumb_exit): Update.
7558 (thumb1_expand_prologue): Update.
7559 (thumb1_expand_epilogue): Update.
7560 (arm_unwind_emit): Update.
7561 (arm_output_fn_unwind): Update.
7562 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
7563 * config/arm/arm.md: Update.
7564 * config/pa/pa.md: Update.
7565 * config/pa/pa.c (legitimize_pic_address): Update.
7566 (compute_frame_size): Update.
7567 (hppa_expand_prologue): Update.
7568 (hppa_expand_epilogue): Update.
7569 (borx_reg_operand): Update.
7570 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
7571 (HARD_REGNO_RENAME_OK): Update.
7572 * config/mips/mips.c (mips_global_pointer): Update.
7573 (mips_save_reg_p): Update.
7574 (mips_compute_frame_info): Update.
7575 (mips_frame_pointer_required): Update.
7576 (mips_expand_prologue): Update.
7577 (mips_expand_epilogue): Update.
7578 (mips_can_use_return_insn): Update.
7579 (mips_reorg_process_insns): Update.
7580 * config/v850/v850.c (compute_register_save_size): Update.
7581 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
7582 * config/mmix/mmix.c (along): Update.
7583 (mmix_expand_epilogue): Update.
7584 * config/bfin/bfin.c (legitimize_pic_address): Update.
7585 (must_save_p): Update.
7586 (stack_frame_needed_p): Update.
7587 (add_to_reg): Update.
7588 (bfin_expand_prologue): Update.
7589 * stmt.c (expand_asm_operands): Update.
7590 * reload1.c (reload): Update.
7591 (init_elim_table): Update.
7593 2008-04-25 Bob Wilson <bob.wilson@acm.org>
7595 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
7597 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
7599 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
7600 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
7601 (mov<mode>): Removed.
7602 (*movv4sf_internal): Likewise.
7603 (*movv2df_internal): Likewise.
7605 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
7607 * config.gcc (crx-*-elf): Remove deprecation.
7609 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
7611 * config/i386/cygming-crtend.c (register_frame_ctor): Register
7612 __gcc_deregister_frame with atexit.
7613 (deregister_frame_dtor): Remove.
7615 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
7616 Nathan Sidwell <nathan@codesourcery.com>
7618 * config/rs6000/rs6000.opt (mspe): Remove Var property.
7620 * config/rs6000/rs6000.h (rs6000_spe): Declare.
7621 (rs6000_isel): Likewise.
7622 * config/rs6000/rs6000.c (rs6000_spe): New variable.
7623 (rs6000_isel): New variable.
7624 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
7626 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7629 * c-common.c (handle_vector_size_attribute): Call
7630 lang_hooks.types.reconstruct_complex_type instead of
7631 reconstruct_complex_type.
7632 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
7633 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
7634 * langhooks.h (struct lang_hooks_for_types): Add
7635 reconstruct_complex_type hook.
7636 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
7637 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
7639 2008-04-24 Richard Guenther <rguenther@suse.de>
7641 * c-common.h (check_builtin_function_arguments): Declare.
7642 * c-common.c (validate_nargs): New function.
7643 (check_builtin_function_arguments): Likewise.
7644 * c-typeck.c (build_function_call): Call
7645 check_builtin_function_arguments.
7646 * builtins.c (fold_builtin_classify): Remove error reporting code.
7647 (fold_builtin_unordered_cmp): Likewise.
7648 (fold_builtin_1): Likewise.
7649 (fold_builtin_n): Likewise.
7651 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7653 PR tree-optimization/36008
7654 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
7655 the original op1, rather than delta by step.
7657 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
7658 Sebastian Pop <sebastian.pop@amd.com>
7660 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
7661 eliminate_local_variables_stmt, eliminate_local_variables,
7662 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
7663 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
7664 of code delimited by two edges in the CFG.
7665 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
7666 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
7667 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
7668 the case of parallelisation of reductions.
7669 (expr_invariant_in_region_p): New.
7671 * tree-flow.h (gather_blocks_in_sese_region): Declared.
7672 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
7674 2008-04-24 Ira Rosen <irar@il.ibm.com>
7675 Richard Guenther <rguenther@suse.de>
7677 PR tree-optimization/36034
7678 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
7679 incapable of dealing with loads with gaps.
7681 2008-04-24 Rafael Espindola <espindola@google.com>
7683 * tree-flow.h (vrp_evaluate_conditional): Change signature.
7684 * tree-ssa-propagate.c (fold_predicate_in): Update call to
7685 vrp_evaluate_conditional.
7686 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
7687 (vrp_evaluate_conditional): Split the cond argument.
7688 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
7689 (simplify_stmt_for_jump_threading): Update call to
7690 vrp_evaluate_conditional.
7692 2008-04-24 Ira Rosen <irar@il.ibm.com>
7694 PR tree-optimization/35982
7695 * tree-vect-analyze.c (vect_check_interleaving): Check that the
7696 interleaved data-refs are of the same type.
7698 2008-04-24 Danny Smith <dannysmith@users.net>
7700 * c-format.c (check_format_info_main): Use strncmp rather than a
7701 magic prefix to handle multichar length specs.
7702 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
7703 Don't prefix "I64" and "I32" with '\0'.
7705 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7708 * config/i386/i386.c (init_cumulative_args): Don't pass anything
7709 in registers for -m32 only if stdarg_p (fntype).
7711 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
7713 PR rtl-optimization/36006
7714 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
7715 temp to op0 in order to avoid invalid rtx sharing.
7717 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7719 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
7720 check TREE_INVARIANT.
7721 * tree-gimple.c (is_gimple_address): New.
7722 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
7723 * tree-gimple.h (is_gimple_address): New.
7724 * tree.h (decl_address_invariant_p): New.
7725 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
7726 (build_string): Likewise.
7727 (decl_address_invariant_p): New, from is_gimple_invariant_address.
7728 (tree_invariant_p_1): Likewise.
7729 (save_expr): Use it.
7730 (tree_invariant_p): New.
7731 (skip_simple_arithmetic): Use it.
7732 (stabilize_reference_1): Use it.
7733 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
7735 (build1_stat): Drop code to compute TREE_INVARIANT.
7736 (build2_stat): Drop code to compute TREE_INVARIANT.
7737 (build3_stat): Drop code to compute TREE_INVARIANT.
7738 (build4_stat): Drop code to compute TREE_INVARIANT.
7739 (build5_stat): Drop code to compute TREE_INVARIANT.
7740 (build7_stat): Drop code to compute TREE_INVARIANT.
7741 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
7742 * tree.h (struct tree_base): Remove invariant_flag.
7743 (TREE_INVARIANT): Remove.
7744 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
7745 (fold_builtin_expect): Check TREE_CONSTANT.
7746 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
7747 * c-tree.h (c_expr_to_decl): Drop third parameter.
7748 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
7749 (build_c_cast): Don't set TREE_INVARIANT.
7750 (pop_init_level): Don't set TREE_INVARIANT.
7751 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
7752 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
7754 (gimplify_init_constructor): Don't set TREE_INVARIANT.
7755 (gimplify_addr_expr): Adjust comment.
7756 * tree-mudflap.c (mf_build_string):
7757 * print-tree.c (print_node): Don't print TREE_INVARIANT.
7758 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
7759 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
7760 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
7761 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
7762 * langhooks.h (struct lang_hooks): Drop third parameter from
7765 2008-04-23 Richard Guenther <rguenther@suse.de>
7767 PR tree-optimization/27799
7768 PR tree-optimization/32921
7769 PR tree-optimization/32624
7770 * tree-ssa-structalias.c (merge_smts_into): Only merge the
7771 SMTs aliases and the tag itself into the solution.
7772 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
7773 merge the points-to solution back into the SMT aliases.
7774 (may_alias_p): Use alias_set_subset_of instead of
7775 aliases_conflict_p. A pointer which points to
7776 memory with alias set zero may access any variable.
7778 2008-04-23 Richard Guenther <rguenther@suse.de>
7780 * alias.c (alias_set_subset_of): Correctly handle asking
7781 if zero is a subset of an alias set with zero child.
7782 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
7783 (compute_flow_insensitive_aliasing): Correctly walk all
7784 pointers. Do not unnecessarily union sets.
7786 2008-04-23 Richard Guenther <rguenther@suse.de>
7789 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
7791 2008-04-22 Tomas Bily <tbily@suse.cz>
7793 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
7795 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
7797 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
7798 * tree-ssa-structalias.c (get_constraint_for): Likewise.
7799 * tree-inline.c (estimate_num_insns_1): Likewise.
7800 * varasm.c (const_hash_1, compare_constant, copy_constant)
7801 (compute_reloc_for_constant, output_addressed_constants): Likewise.
7802 * emit-rtl.c (component_ref_for_mem_expr)
7803 (set_mem_attributes_minus_bitpos): Likewise.
7804 * expr.c (highest_pow2_factor, expand_expr_real_1, )
7805 (is_aligning_offset): Likewise.
7806 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
7807 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
7808 * dojump.c (do_jump): Likewise.
7809 * builtins.c (get_pointer_alignment, get_memory_rtx)
7810 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
7811 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
7813 2008-04-23 Jakub Jelinek <jakub@redhat.com>
7815 PR rtl-optimization/36017
7816 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
7817 expanding the library call.
7819 2008-04-22 Ian Lance Taylor <iant@google.com>
7821 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
7824 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
7826 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
7827 of LR/CTR moves for Power6.
7829 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
7832 * passes.c (init_optimization_passes): Remove
7833 pass_fast_rtl_byte_dce.
7835 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
7838 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
7839 builtin functions to generate faster code.
7840 (_mm_cvtpu16_ps): Ditto.
7841 (_mm_cvtpi32x2_ps): Ditto.
7843 2008-04-22 Nick Clifton <nickc@redhat.com>
7845 * common.opt (ftree-loop-distribution): Add Optimization
7848 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
7849 (frv_expand_builtin_va_start): Likewise.
7851 * config/arm/arm.c (thumb_find_work_register): Fix location of
7852 argument register count.
7854 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7856 Support scheduling for ColdFire V1 and V3 microarchitecture.
7857 Improve scheduling of multiplication instructions.
7859 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
7860 (mac): New instruction attribute.
7861 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
7862 (m68k_sched_mac): New variable.
7863 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
7864 Handle cfv1 and cfv3.
7865 (max_insn_size): New static variable.
7866 (struct _sched_ib): New type.
7867 (sched_ib): New static variable.
7868 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
7869 to fields of 'struct _sched_ib sched_ib'. Update all uses.
7870 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
7872 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
7873 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
7874 new variables. Update.
7875 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
7876 Add modeling of cfv3 instruction buffer. Update.
7877 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
7878 * config/m68k/m68k.h (TUNE_CFV3): New macro.
7879 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
7880 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
7881 a particular reservation applies to.
7882 (type2): Reorganize attribute values. Rename alu to alu_reg,
7883 alu_l to alu, move_l to omove. Join move to alu. Split mul
7885 (cf_ib_*): Simplify description of instruction buffer.
7886 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
7887 (cf_mem): Split into cf_mem1 and cf_mem2.
7888 (cf_v2_move_??): Rename to cfv12_alu_??.
7889 (cf_v2_move_l_??): Rename to cfv12_omove_??.
7890 (cf_v2_mul_??): Remove reservations.
7891 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
7892 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
7893 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
7895 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
7896 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
7897 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
7898 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
7899 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
7900 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
7901 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
7902 expansions of the above reservations for instructions of sizes
7905 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7907 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
7909 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
7911 * coverage.c: Include tree-pass.h.
7912 (coverage_counter_alloc): Print da_file_name to the dump file.
7914 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7916 * sbitmap.c (sbitmap_range_empty_p): New function.
7917 * sbitmap.h (sbitmap_range_empty_p): New function.
7918 * bitmap.h: Now includes obstack.h.
7920 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
7921 Kenneth Zadeck <zadeck@naturalbridge.com>
7923 * dbgcnt.def (ra_byte_scan): Added.
7924 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
7925 when the last hit happens for a counter.
7926 * timevar.def (TV_DF_BYTE_LR): New variable.
7927 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
7928 * passes.c (pass_fast_rtl_byte_dce): New pass.
7929 * fwprop.c (update_df): Added mode to call df_ref_create.
7930 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
7931 DF_REF_EXTRACT_OFFSET.
7932 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
7933 DF_BYTE_LR_OUT, df_byte_lr): New macro.
7935 (df_ref_extract): Added mode field.
7936 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
7937 DF_REF_EXTRACT_OFFSET.
7938 (DF_REF_EXTRACT_MODE): New macro.
7939 (df_byte_lr_bb_info): New structure.
7940 (df_print_byte_regset, df_compute_accessed_bytes,
7941 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
7942 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
7943 df_byte_lr_simulate_uses,
7944 df_byte_lr_simulate_artificial_refs_at_top,
7945 df_byte_lr_simulate_artificial_refs_at_end,
7946 df_compute_accessed_bytes): New function.
7947 (df_ref_create): Add parameter.
7948 (df_byte_lr_get_bb_info): New inline function.
7949 * df-scan.c (df_ref_record, df_uses_record,
7950 df_ref_create_structure): Added mode parameter.
7951 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
7952 df_defs_record, df_uses_record, df_get_conditional_uses,
7953 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
7954 df_entry_block_defs_collect, df_exit_block_uses_collect):
7955 Added mode parameter to calls to df_ref_record, df_uses_record,
7956 df_ref_create_structure.
7957 (df_ref_equal_p, df_ref_compare): Added test for modes.
7958 (df_ref_create_structure): Added code to set mode. Renamed
7959 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
7960 DF_REF_EXTRACT_OFFSET.
7961 * df-core.c (df_print_byte_regset): New function.
7962 * df-byte-scan.c: New file.
7963 * df-problems.c (df_rd_transfer_function): Removed unnecessary
7964 calls to BITMAP_FREE.
7965 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
7966 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
7967 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
7968 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
7969 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
7970 df_byte_lr_local_compute, df_byte_lr_init,
7971 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
7972 df_byte_lr_transfer_function, df_byte_lr_free,
7973 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
7974 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
7975 df_byte_lr_simulate_uses,
7976 df_byte_lr_simulate_artificial_refs_at_top,
7977 df_byte_lr_simulate_artificial_refs_at_end): New function.
7978 * dce.c (byte_dce_process_block): New function.
7979 (dce_process_block): au is now passed in rather than computed
7980 locally. Changed loops that look at artificial defs to not look
7981 for conditional or partial ones, because there never are any.
7982 (fast_dce): Now is able to drive byte_dce_process_block or
7983 dce_process_block depending on the kind of dce being done.
7984 (rest_of_handle_fast_dce): Add parameter to fast_dce.
7985 (rest_of_handle_fast_byte_dce): New function.
7986 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
7987 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
7989 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
7992 * gcc.h: Added fortran options that take arguments to
7993 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
7996 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
7998 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
7999 scalarization if on the LHS and not a full access.
8001 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8003 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
8005 2008-04-18 Rafael Espindola <espindola@google.com>
8007 * tree-vrp.c (find_case_label_index): Fix the binary search.
8008 (find_case_label_range): New.
8009 (vrp_visit_switch_stmt): Use find_case_label_range.
8010 (simplify_switch_using_ranges): Use find_case_label_range.
8012 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
8014 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
8015 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
8017 2008-04-18 Tom Tromey <tromey@redhat.com>
8020 * doc/cpp.texi (Implementation-defined behavior): Mention
8023 2008-04-18 Ian Lance Taylor <iant@google.com>
8025 * fold-const.c (pointer_may_wrap_p): New static function.
8026 (fold_comparison): Add another test for pointer overflow. Use
8027 pointer_may_wrap_p to disable some false positives.
8029 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
8031 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
8032 (fname_as_string): Match updated cpp_interpret_string prototype.
8033 (fix_string_type): Support char16_t* and char32_t*.
8034 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
8035 derivative) nodes. Register as builtin if C++0x.
8036 (c_parse_error): Support CPP_CHAR{16,32}.
8037 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
8038 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
8039 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
8040 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
8041 CTI_CHAR32_ARRAY_TYPE>: New elements.
8042 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
8043 char32_type_node, signed_char32_type_node, char16_array_type_node,
8044 char32_array_type_node): New defines.
8045 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
8046 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
8047 (lex_string): Support CPP_STRING{16,32}, match updated
8048 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
8049 (lex_charconst): Support CPP_CHAR{16,32}.
8050 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
8051 and CPP_STRING{16,32}.
8053 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
8056 * aclocal.m4: Regenerate.
8057 * configure: Regenerate.
8059 2008-04-18 Jan Hubicka <jh@suse.cz>
8061 * except.c (dw2_size_of_call_site_table,
8062 sjlj_size_of_call_site_table): Use vector API for call_site_record.
8064 * cgraphbuild.c (build_cgraph_edges): Update.
8065 * tree-pass.h: Update comment.
8066 * final.c (leaf_function_p): Update.
8067 (leaf_renumber_regs): Update.
8068 (rest_of_clean_state): Update.
8069 * omp-low.c (expand_omp_parallel): Update.
8070 * ipa-reference.c (analyze_function): Update.
8071 * reorg.c (find_end_label): Update.
8072 (optimize_skip): Update.
8073 (fill_simple_delay_slots): Update.
8074 (fill_simple_delay_slots): Update.
8075 (make_return_insns): Update.
8076 (dbr_schedule): Update.
8077 * gimple-low.c (record_vars_into): Update.
8078 * cfgbuild.c (make_edges): Update.
8079 * function.c (assign_stack_local): Update.
8080 (assign_parm_adjust_stack_rtl): Update.
8081 (locate_and_pad_parm): Update.
8082 (allocate_struct_function): Do not initialize stack_alignment_needed
8083 and preferred_stack_boundary here.
8084 (stack_protect_prologue): Update.
8085 (stack_protect_epilogue): Update.
8086 (expand_function_start): Initialize stack_alignment_needed,
8087 preferred_stack_boundary and max_jumptable_ents.
8088 (expand_function_end): Update.
8089 (free_after_compilation): Do not NULLify epilogue_delay_list.
8090 * function.h (struct rtl_data): Add stack_protect_guard,
8091 stack_alignment_needed,
8092 preferred_stack_boundary, epilogue_delay_list.
8093 (struct function): Remove value_histograms, stack_alignment_needed,
8094 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
8096 unexpanded_var_list, stack_protect_guard.
8097 (current_function_epilogue_delay_list): Remove.
8098 * ipa-type-escape.c (analyze_function): Update.
8099 * gimplify.c (pop_gimplify_context): Update comment.
8100 * calls.c (expand_call): Update.
8101 (emit_library_call_value_1): Update.
8102 * except.c (set_nothrow_function_flags): Update.
8103 * cfgexpand.c (get_decl_align_unit): Update.
8104 (create_stack_guard): Update.
8105 (estimated_stack_frame_size): Update.
8106 (expand_used_vars): Update.
8107 (tree_expand_cfg): Free histogram earliers, init expansion variables.
8108 * explow.c (allocate_dynamic_stack_space): Update.
8109 * tree-ssa-live.c (remove_unused_locals): Update.
8110 * varasm.c (mark_constant_pool): Update.
8111 * tree-inline.c (remap_decls): Update.
8112 (initialize_cfun): Update.
8113 (declare_return_variable): Update.
8114 (inline_forbidden_p): Update.
8115 (expand_call_inline): Update.
8116 (declare_inline_vars): Update.
8117 (tree_function_versioning): Update.
8118 * tree-flow.h (value_histograms): New.
8119 (VALUE_HISTOGRAMS): New macro.
8120 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
8122 * tree-cfg.c (set_bb_for_stmt): Update.
8123 (replace_by_duplicate_decl): Update.
8124 (move_block_to_fn): Update.
8125 (new_label_mapper): Update.
8126 (dump_function_to_file): Update.
8127 * ipa-struct-reorg.c (build_data_structure): Update.
8128 * cfgrtl.c (print_rtl_with_bb): Update.
8129 * reload1.c (reload): Update.
8131 * config/i386/i386.c (setup_incoming_varargs_64,
8132 ix86_compute_frame_layout): Update.
8133 * config/arc/arc.c (arc_output_function_epilogue): Update.
8135 2008-04-18 Marius Strobl <marius@FreeBSD.org>
8137 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
8138 for FreeBSD as well.
8139 * gthr-posix95.h: Likewise.
8141 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
8143 PR rtl-optimization/35838
8144 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
8145 out the byte offset of the first subreg.
8147 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
8149 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
8150 to split_ti instead of three separate calls with single member arrays.
8151 (subti3 splitter): Ditto.
8152 (adddi3 splitter): Ditto with split_di.
8153 (subdi3 splitter): Ditto.
8154 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
8155 two separate calls with single member arrays. Swap match_dup
8156 operands 1 and 2 to better fit into the array.
8157 (negdi2 splitter): Ditto with split_di.
8158 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
8159 two separate calls with single member arrays. Swap match_dup operands
8160 6 and 7 to better fit into the array.
8162 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
8164 * config/i386/i386.c (sse_builtin_type): New.
8165 (bdesc_sse_args): Likewise.
8166 (bdesc_sse_3arg): Removed.
8167 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
8168 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
8169 IX86_BUILTIN_ROUNDPS.
8170 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
8171 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
8172 IX86_BUILTIN_ROUNDPS.
8173 (ix86_expand_sse_4_operands_builtin): Removed.
8174 (ix86_expand_sse_operands_builtin): New.
8175 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
8176 and CODE_FOR_sse4_1_roundps.
8177 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
8178 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
8180 2008-04-17 Alan Modra <amodra@bigpond.net.au>
8183 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
8184 regs before frame pop when needed. If use_backchain_to_restore_sp
8185 then load backchain into a temp reg to restore vr and vrsave. Add
8186 code to restore vr after frame pop if possible.
8188 2008-04-17 Richard Guenther <rguenther@suse.de>
8190 * tree-vn.c (expressions_equal_p): Do not check type
8191 equality or compatibility before calling operand_equal_p.
8192 * fold-const.c (operand_equal_p): Check equivalence of
8193 integer constants before bailing out due to signedness or
8194 precision differences.
8195 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
8196 spurious differences in type qualification. Ignore types
8197 for COMPONENT_REFs at all.
8199 2008-04-17 Christian Bruel <christian.bruel@st.com>
8201 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
8202 msw_skip comparison.
8204 2008-04-16 Jakub Jelinek <jakub@redhat.com>
8207 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
8210 PR tree-optimization/35899
8211 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
8212 rather than TREE_OPERAND.
8214 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
8217 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
8218 temporary registers. Change operand predicate to general_operand.
8219 (remainderxf3): Ditto.
8221 2008-04-16 Richard Guenther <rguenther@suse.de>
8223 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
8224 * tree-affine.c (aff_combination_expand): Look through some
8227 2008-04-15 Doug Kwan <dougkwan@google.com>
8229 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
8231 * tree-pretty-print.c (dump_generic_node): Ditto.
8232 * final.c (output_addr_const): Ditto.
8233 * dwarf2out.c (output_cfi): Ditto.
8234 * c-pretty-print.c (pp_c_integer_constant): Ditto.
8235 * print-rtl.c (print_rtx): Ditto.
8236 * print-tree.c (print_node_brief, print_node): Ditto.
8237 * c-common.c (match_case_to_enum_1): Ditto.
8238 * sched-vis.c (print_value): Ditto.
8239 * config/i386/i386.c (print_operand): Cast to long unsigned int
8242 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
8243 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
8244 MS Windows VirtualProtect function.
8246 2008-04-15 Jan Hubicka <jh@suse.cz>
8248 * gengtype.c (write_root): Param_is argument is OK.
8249 * expr.c (expand_expr_real_1): Update call of get_exception_*.
8250 * function.h: Include varray.h
8251 (rtl_eh): New stucture based on except.c one.
8252 (call_site_record): New forward declaration and vector type.
8253 * calls.c (emit_call_1): Do not call
8254 note_current_region_may_contain_throw.
8255 * except.c (eh_status): Remove cur_region, try_region since they are
8257 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
8258 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
8259 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
8260 Remove call_site_data_used, call_site_data_size.
8261 Turn call_site_record into vector in function.h.
8262 (note_current_region_may_contain_throw): Remove.
8263 (get_exception_pointer, get_exception_filter): Do not take struct
8264 function argument; update.
8265 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
8266 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
8267 build_post_landing_pads, dw2_build_landing_pads,
8268 sjlj_assign_call_site_values, sjlj_mark_call_sites,
8269 sjlj_emit_function_enter, sjlj_emit_function_enter,
8270 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
8271 sjlj_build_landing_pads, finish_eh_generation,
8272 remove_exception_handler_label, remove_eh_handler,
8273 maybe_remove_eh_handler, add_reachable_handler,
8274 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
8275 add_action_record, collect_one_action_chain, add_call_site,
8276 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
8277 sjlj_output_call_site_table, output_function_exception_table,
8278 * except.h (note_current_region_may_contain_throw): Remove
8279 (get_exception_pointer, get_exception_filter): Do not take struct
8281 * Makefile.in (GTFILES): Put varargs before struct function.
8283 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
8285 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
8286 punt for STRING_CST.
8287 (get_constraint_for): Deal with STRING_CST here instead.
8289 2008-04-15 Richard Guenther <rguenther@suse.de>
8291 * tree-ssa-propagate.c (substitute_and_fold): Substitute
8292 statements in a basic-block with a backward walk. Do not
8293 substitute into dead statements but instead remove those.
8295 2008-04-15 Richard Guenther <rguenther@suse.de>
8297 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
8298 to zero, thus disable creation of SFTs.
8300 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
8302 * tree-predcom.c (suitable_reference_p): Return false if the
8303 reference can throw.
8305 2008-04-15 Jakub Jelinek <jakub@redhat.com>
8308 * c-decl.c (finish_decl): If extern or static var has variable
8309 size, set TREE_TYPE (decl) to error_mark_node.
8311 2008-04-15 Rafael Espindola <espindola@google.com>
8313 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
8316 2008-04-15 Richard Guenther <rguenther@suse.de>
8318 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
8319 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
8320 (visit_reference_op_load): Do walk vuse-vdef chains on
8321 vn_reference_lookup.
8322 (visit_reference_op_store): But do not here.
8323 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
8324 vn_reference_lookup.
8325 (vn_lookup_with_vuses): But do so here.
8327 2008-04-14 Ian Lance Taylor <iant@google.com>
8329 * fold-const.c (fold_overflow_warning): Remove assertion.
8331 2008-04-15 Ben Elliston <bje@au.ibm.com>
8333 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
8334 temp1 local variables.
8336 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
8339 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
8340 ".text.unlikely" section as executable.
8342 2008-04-14 James E. Wilson <wilson@tuliptree.org>
8344 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8345 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
8346 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
8347 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
8348 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
8349 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
8350 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
8352 2008-04-14 Ian Lance Taylor <iant@google.com>
8354 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
8355 * fold-const.c (fold_comparison): If appropriate, test
8356 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
8357 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
8358 reassociating a pointer type.
8359 * doc/invoke.texi (Optimize Options): Document that
8360 -fstrict-overflow applies to pointer wraparound.
8362 2008-04-13 Jan Hubicka <jh@suse.cz>
8364 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
8366 2008-04-12 Andrew Pinski <pinskia@gmail.com>
8368 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
8369 we are going to "save the world".
8371 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
8373 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
8374 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
8375 operand 0 constraint, not "=".
8377 2008-04-11 James E. Wilson <wilson@tuliptree.org>
8379 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
8381 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
8383 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
8384 of size of positions_needed * CHAR_BIT.
8386 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
8389 * dse.c (store_info): Change positions_needed to unsigned
8391 (lowpart_bitmask): New.
8392 (record_store): Cast to unsigned HOST_WIDE_INT for
8393 positions_needed. Assert width <= size of positions_needed *
8394 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
8395 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
8396 lowpart_bitmask to set mask.
8398 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8400 * config/bfin/constraints.md: New file.
8401 * config/bfin/bfin.md: Include it.
8402 (adddi3): Use satisfies_constraint functions instead of the old macros.
8403 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
8404 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
8405 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
8406 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
8407 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
8408 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
8409 EXTRA_CONSTRAINT): Delete.
8410 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
8411 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
8413 * config/bfin/bfin.c: Include "tm-constrs.h".
8414 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
8415 Use satisfies_constraint functions instead of the old macros.
8416 * doc/md.texi (Blackfin Constraints): Update file name reference.
8418 2008-04-11 Richard Guenther <rguenther@suse.de>
8420 PR tree-optimization/35869
8421 * tree-vrp.c (execute_vrp): Move switch statement update after
8422 jump threading. Schedule another cfg cleanup run.
8424 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
8427 * attribs.c (decl_attributes): Return early on errorneous node.
8429 2008-04-10 Oleg Ryjkov <olegr@google.com>
8431 * tree.h (struct tree_base): Added a new flag default_def_flag.
8432 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
8434 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
8436 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
8438 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8441 * pa.md: Define mode iterator P. Define mode attribute dwc.
8442 (dcacheflush): Update pattern to use iterator P and attribute dwc.
8443 (icacheflush): Likewise.
8444 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
8445 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
8447 2008-04-11 Ben Elliston <bje@au.ibm.com>
8449 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
8451 2008-04-10 Rafael Espindola <espindola@google.com>
8453 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
8454 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
8455 (extract_range_from_expr): The same.
8457 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
8459 * config/mips/mips.md (GPR2): New mode iterator.
8461 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
8462 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
8463 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
8464 Rewrite these to take two modes, the mode of comparison and the
8465 mode of the destination.
8466 * config/mips/mips.c (mips_expand_scc): Instead of having
8467 paradoxical subreg as destination, expand "narrowing" scc if mode
8468 of comparison is SI and target is requested in DI mode.
8469 (mips_emit_int_order_test): Update comment. Make mode of
8470 comparison match CMP0 rather than TARGET. When creating inverse
8471 target use mode of TARGET.
8473 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
8475 * gcov-dump.c (tag_summary): Only print summaries for the first
8476 GCOV_COUNTERS_SUMMABLE counters.
8478 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
8480 * config/i386/i386.md (absneg): New code iterator.
8481 (absnegprefix): New code attribute.
8482 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
8483 patterns using absneg code iterator.
8484 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
8485 using absneg code iterator.
8486 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
8487 *neg<mode>2 patterns using absneg code iterator.
8488 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
8489 *negextendsfdf2 patterns using absneg code iterator.
8490 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
8491 *negextendsfxf2 patterns using absneg code iterator.
8492 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
8493 *negextendsfdf2 patterns using absneg code iterator.
8494 * config/i386/sse.md (<code><mode>2): Macroize expander from
8495 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
8497 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
8499 * config/s390/s390.h: Remove the remains of the recent search
8500 & replace action of current_function_outgoing_args_size.
8502 2008-04-10 Ira Rosen <irar@il.ibm.com>
8504 PR tree-optimization/35821
8505 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
8506 NEW_STMT_LIST is not NULL.
8508 2008-04-09 David Edelsohn <edelsohn@gnu.org>
8511 * toplev.c (process_options): Remove -ffunction-sections debugging
8514 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
8516 PR middle-end/PR28690
8517 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
8518 than gen_rtx_fmt_ee to perform more canonicalizations.
8520 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8523 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
8525 2008-04-09 Richard Guenther <rguenther@suse.de>
8527 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
8528 (dump_function_to_file): Dump function arguments with types.
8530 2008-04-08 Richard Guenther <rguenther@suse.de>
8532 * fold-const.c (fold_widened_comparison): Do not allow
8533 sign-changes that change the result.
8535 2008-04-08 Janis Johnson <janis187@us.ibm.com>
8538 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
8539 kinds of indirect references.
8541 2008-04-08 David Edelsohn <edelsohn@gnu.org>
8543 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
8544 GNU Fortran language string.
8546 2008-04-08 Rafael Espindola <espindola@google.com>
8548 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
8549 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
8550 * tree.h (tree_call_nonnegative_warnv_p): New.
8552 2008-04-08 Jan Hubicka <jh@suse.cz>
8554 * function.c (free_after_compilation): Clear out regno_reg_rtx
8557 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
8560 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
8562 PR middle-end/PR28690
8563 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
8564 same precedence as REG_POINTER and MEM_POINTER operands.
8566 2008-04-08 Richard Guenther <rguenther@suse.de>
8569 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
8570 for adding index to base.
8572 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
8574 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
8575 (MINGW_ENABLE_EXECUTE_STACK): New.
8576 (IN_LIBGCC2): For libgcc include windows.h file for
8577 function declarations.
8579 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
8581 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
8582 and tem2 if tem1 is not a REG or MULT.
8584 2008-04-08 Jan Hubicka <jh@suse.cz>
8586 * function.h (incomming_args): Break out of struct function.
8587 (function_subsections): Break out of struct function.
8588 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
8589 return_rtx and hard_reg_initial_vals from struct function.
8590 Kill inl_max_label_num.
8591 (current_function_pops_args, current_function_args_info,
8592 current_function_args_size, current_function_args_size,
8593 current_function_pretend_args_size,
8594 current_function_outgoing_args_size,
8595 current_function_internal_arg_pointer, current_function_return_rtx):
8596 Kill compatibility accestor macros.
8597 * builtins.c (expand_builtin_apply_args_1): Update.
8598 (expand_builtin_next_arg): Update.
8599 * df-scan.c (df_get_call_refs): Update.
8600 * dbxout.c (dbxout_function_end): Update.
8601 * dwarf2out.c (dwarf2out_switch_text_section): Update.
8602 (output_line_info): Update.
8603 (secname_for_decl): Update.
8604 (dwarf2out_var_location): Update.
8605 * function.c (free_after_compilation): Update.
8606 (assign_parm_find_stack_rtl): Update.
8607 (assign_parms): Update.
8608 (expand_dummy_function_end): Update.
8609 (expand_function_end): Update.
8610 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
8611 (expand_call): Update.
8612 (emit_library_call_value_1): Update.
8613 (store_one_arg): Update.
8614 * varasm.c (initialize_cold_section_name): Update.
8615 (unlikely_text_section): Update.
8616 (unlikely_text_section_p): Update.
8617 (assemble_start_function): Update.
8618 (assemble_end_function): Update.
8619 (default_section_type_flags): Update.
8620 (switch_to_section): Update.
8621 * integrate.c (set_decl_abstract_flags): Update.
8622 (get_hard_reg_initial_val): Update.
8623 (has_hard_reg_initial_val): Update.
8624 (allocate_initial_values): Update.
8625 * resource.c (init_resource_info): Update.
8626 * config/alpha/alpha.c (NUM_ARGS): Update.
8627 (direct_return): Update.
8628 (alpha_va_start): Update.
8629 (alpha_sa_size): Update.
8630 (alpha_initial_elimination_offset): Update.
8631 (alpha_expand_prologue): Update.
8632 (alpha_start_function): Update.
8633 (alpha_expand_epilogue): Update.
8634 (unicosmk_initial_elimination_offset):
8635 * config/alpha/alpha.md (call expander): Update.
8636 * config/s390/s390.c (s390_register_info): Update.
8637 (s390_register_info): Update.
8638 (s390_frame_info): Update.
8639 (s390_initial_elimination_offset): Update.
8640 (s390_build_builtin_va_list): Update.
8641 (s390_va_start): Update.
8642 * config/spu/spu.c (direct_return): Update.
8643 (spu_expand_prologue): Update.
8644 (spu_initial_elimination_offset): Update.
8645 (spu_build_builtin_va_list): Update.
8646 (spu_va_start): Update.
8647 * config/sparc/sparc.c (sparc_init_modes): Update.
8648 (sparc_compute_frame_size): Update.
8649 (function_value): Update.
8650 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
8651 * config/i386/i386.md (return expander): Update.
8652 * config/i386/i386.c (ix86_va_start): Update.
8653 (ix86_can_use_return_insn_p): Update.
8654 (ix86_compute_frame_layout): Update.
8655 (ix86_expand_epilogue): Update.
8656 * config/sh/sh.c (output_stack_adjust): Update.
8657 (calc_live_regs): Update.
8658 (sh_expand_prologue): Update.
8659 (sh_builtin_saveregs): Update.
8660 (sh_va_start): Update.
8661 (initial_elimination_offset): Update.
8662 (sh_allocate_initial_value): Update.
8663 (sh_function_ok_for_sibcall): Update.
8664 (sh_get_pr_initial_val): Update.
8665 * config/sh/sh.md (return expander): Update.
8666 * config/avr/avr.c (frame_pointer_required_p): UPdate.
8667 * config/crx/crx.c (crx_compute_frame): UPdate.
8668 (crx_initial_elimination_offset): UPdate.
8669 * config/xtensa/xtensa.c (compute_frame_size): Update
8670 (xtensa_builtin_saveregs): Update.
8671 (xtensa_va_start): Update.
8672 (order_regs_for_local_alloc): Update.
8673 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
8674 (xstormy16_expand_builtin_va_start): Update.
8675 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
8676 * config/m68hc11/m68hc11.md (return expanders): Update.
8677 * config/m68hc11/m68hc11.c (expand_prologue): Update.
8678 (expand_epilogue): Update.
8679 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
8680 (cris_simple_epilogue): Update.
8681 (cris_expand_prologue): Update.
8682 (cris_expand_epilogue): Update.
8683 * config/iq2000/iq2000.c (iq2000_va_start): Update.
8684 (compute_frame_size): Update.
8685 * config/mt/mt.c (mt_compute_frame_size): Update.
8686 * config/mn10300/mn10300.c (expand_prologue): Update.
8687 (expand_epilogue): Update.
8688 (initial_offset): Update.
8689 (mn10300_builtin_saveregs):
8690 * config/mn10300/mn10300.md (return expander): Update.
8691 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
8692 (ia64_initial_elimination_offset): Update.
8693 (ia64_initial_elimination_offset): Update.
8694 (ia64_expand_prologue): Update.
8695 * config/m68k/m68k.md (return expander): Update.
8696 * config/rs6000/rs6000.c (rs6000_va_start): Update.
8697 (rs6000_stack_info): Update.
8698 * config/mcore/mcore.c (layout_mcore_frame): Update.
8699 (mcore_expand_prolog): Update.
8700 * config/arc/arc.c (arc_compute_frame_size): Update.
8701 * config/score/score3.c (score3_compute_frame_size): Update.
8702 * config/score/score7.c (score7_compute_frame_size): Update.
8703 * config/arm/arm.c (use_return_insn): Update.
8704 (thumb_find_work_register): Update.
8705 (arm_compute_save_reg_mask): Update.
8706 (arm_output_function_prologue): Update.
8707 (arm_output_epilogue): Update.
8708 (arm_size_return_regs): Update.
8709 (arm_get_frame_offsets): Update.
8710 (arm_expand_prologue): Update.
8711 (thumb_exit): Update.
8712 (thumb_unexpanded_epilogue): Update.
8713 (thumb1_output_function_prologue): Update.
8714 * config/pa/pa.md (return expander): Update.
8715 * config/pa/pa.c (compute_frame_size): Update.
8716 (hppa_builtin_saveregs): Update.
8717 * config/mips/mips.c (mips_va_start): Update.
8718 (mips16_build_function_stub): Update.
8719 (mips_compute_frame_info): Update.
8720 (mips_restore_gp): Update.
8721 (mips_output_function_prologue): Update.
8722 (mips_expand_prologue): Update.
8723 * config/v850/v850.c (compute_frame_size): Update.
8724 (expand_prologue): * config/mmix/mmix.c (along): update.
8725 (mmix_initial_elimination_offset): update.
8726 (mmix_reorg): update.
8727 (mmix_use_simple_return): update.
8728 (mmix_expand_prologue): update.
8729 (mmix_expand_epilogue): Update.
8730 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
8731 (emit_link_insn): Update.
8733 2008-04-08 Anatoly Sokolov <aesok@post.ru>
8735 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
8736 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
8738 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
8741 2008-04-07 Jan Hubicka <jh@suse.cz>
8743 * function.h (rtl): Rename to x_rtl.
8745 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8746 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8747 used_temp_slots avail_temp_slots, temp_slot_level,
8748 nonlocal_goto_handler_labels): Update accesstors.
8749 (rtl): New global variable.
8750 (struct function): Move some fileds to rtl_data.
8751 (get_arg_pointer_save_area): Update prototype.
8752 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8753 get_arg_pointer_save_area.
8754 * expr.c (init_expr): Update
8755 * function.c (get_frame_size): Update
8756 (assign_stack_local): Update
8757 (expand_function_end): Update.
8758 (get_art_pointer_save_area): Update
8760 * emit-rtl.c (rtl): Declare.
8761 (regno_reg_rtx): Declare.
8762 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8764 (gen_reg_rtx): Update.
8765 * varasm.c (n_deferred_constatns): Update accestor.
8766 (init_varasm_status): Do not allocate varasm_status.
8767 (force_const_mem, get_pool_size, output_constant_pool): Update.
8768 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8769 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8770 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
8771 * sparc/sparc.h (INIT_EXPANDERS): Update.
8772 * ia64/ia64.h (INIT_EXPANDERS): Update.
8774 2008-04-07 James E. Wilson <wilson@tuliptree.org>
8776 * reload.c (push_secondary_reload): Add missing break to for loop.
8778 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
8780 PR middle-end/PR28690
8781 * rtlanal.c: Update copyright years.
8782 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
8783 as REG_POINTER and MEM_POINTER operands.
8784 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
8785 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
8786 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
8787 * gcse.c: Update copyright years.
8788 (pre_delete): Call gen_reg_rtx_and_attrs.
8789 (hoist_code): Likewise.
8790 (build_store_vectors): Likewise.
8791 (delete_store): Likewise.
8792 * loop-invariant.c (move_invariant_reg): Likewise.
8793 Update copyright years.
8795 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
8797 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
8798 control string instead of quoted.
8800 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
8802 * doc/rtl.texi: Rewrite of subreg section.
8804 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
8807 * config/i386/i386.c (legitimize_pic_address): Add treating
8808 of dllimport SYM_REF's.
8809 (legitimize_dllimport_symbol): Add prototype.
8811 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
8813 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
8814 reference in constructor with non self-referential type.
8816 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
8818 Removal of Return with Depressed Stack Pointer support
8819 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
8820 (ECF_SP_DEPRESSED): Likewise.
8821 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
8822 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
8823 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8824 (expand_call): Do not test ECF_SP_DEPRESSED.
8825 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8826 * function.c (keep_stack_depressed): Delete.
8827 (handle_epilogue_set): Likewise.
8828 (update_epilogue_consts): Likewise.
8829 (emit_equiv_load): Likewise.
8830 (thread_prologue_and_epilogue_insns): Remove support for Return with
8831 Depressed Stack Pointer.
8832 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8834 2008-04-06 Richard Guenther <rguenther@suse.de>
8836 PR tree-optimization/35400
8837 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
8838 information from SSA_NAMEs.
8840 2008-04-06 Anatoly Sokolov <aesok@post.ru>
8842 * config/avr/avr.h (avr_mega_p): Remove declaration.
8843 (AVR_MEGA): Remove macro.
8844 * config/avr/avr.c (avr_mega_p): Remove variable.
8845 (avr_override_options): Remove inicializion of avr_mega_p.
8846 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
8847 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
8848 (avr_jump_mode): (Ditto.).
8849 (avr_output_progmem_section_asm_op): (Ditto.).
8850 (avr_asm_init_sections): (Ditto.).
8851 (avr_asm_init_sections): (Ditto.).
8852 (avr_rtx_costs): (Ditto.).
8853 * config/avr/avr.md: (Ditto.).
8854 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
8857 2008-04-06 Richard Guenther <rguenther@suse.de>
8859 PR tree-optimization/35842
8860 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
8861 is_gimple_invariant_address.
8863 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8865 * gcc.c (default_compilers): Sync Fortran extensions list with
8866 that in fortran/lang-specs.h.
8867 * doc/invoke.texi: Likewise.
8868 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
8869 * dwarf2out.c (gen_compile_unit_die): Likewise.
8871 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
8873 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
8875 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
8878 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
8879 attribute is used for nested functions.
8881 2008-04-05 Jan Hubicka <jh@suse.cz>
8883 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
8885 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
8887 (dump_files): Update.
8888 (enable_rtl_dump_file): Do not accept letter argument.
8889 * tree-pass.h (dump_file_info): Remove letter argument.
8890 * toplev.c (decode_d_option): Update -da handling.
8891 * toplev.h (enable_rtl_dump_file): Update prototype.
8892 * passes.c (register_one_dump_file): Do not accept IPA argument; work
8893 it out based on pass type.
8894 (register_dump_files_1): Likewise.
8895 (init_optimization_passes): Update register_one_dump_file calls.
8896 (execute_one_pass): Sanity check that IPA passes are called at IPA
8897 level and RTL passes at RTL level.
8898 (execute_pass_list): IPA pass can not be after or subpass of
8900 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
8901 disallov RTL subpasses of IPA subpasses.
8903 2008-04-05 Ben Elliston <bje@au.ibm.com>
8905 * tree-cfg.c (need_fake_edge_p): Return false for calls to
8906 builtins that return exactly once and do not throw. Cache call to
8909 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
8911 PR rtl-optimization/34916
8913 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
8914 between instruction pairs.
8916 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
8918 * doc/invoke.texi: Document -mbitops for SH.
8919 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
8920 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
8921 * config/sh/sh.c (print_operand): Add %t operand code.
8922 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
8923 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
8924 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
8925 (extendqihi2): Likewise.
8926 (movqi_i): Likewise.
8927 (insv): Use bset, bclr and bst instructions for SH2A if possible.
8928 (extv): Use bld instruction for SH2A if possible.
8930 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
8931 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
8932 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
8933 (bset.b, bclr.b): Define peepholes.
8934 * config/sh/sh.opt (mbitops): New option.
8936 2008-04-04 Janis Johnson <janis187@us.ibm.com>
8939 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
8940 and view convert expression.
8942 2008-04-04 Jakub Jelinek <jakub@redhat.com>
8945 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
8947 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
8949 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
8951 * config/i386/cpuid.h (bit_AES): New.
8952 (bit_PCLMUL): Likewise.
8954 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
8955 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
8956 SSE2 if AES or PCLMUL is enabled.
8957 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
8958 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
8959 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
8960 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
8961 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
8962 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
8963 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
8964 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
8965 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
8966 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
8967 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
8968 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
8969 __builtin_ia32_aeskeygenassist128 and
8970 __builtin_ia32_pclmulqdq128.
8971 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
8972 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
8973 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
8975 * config/i386/i386.h (TARGET_AES): New.
8976 (TARGET_PCLMUL): Likewise.
8977 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
8979 * config/i386/i386.md (UNSPEC_AESENC): New.
8980 (UNSPEC_AESENCLAST): Likewise.
8981 (UNSPEC_AESDEC): Likewise.
8982 (UNSPEC_AESDECLAST): Likewise.
8983 (UNSPEC_AESIMC): Likewise.
8984 (UNSPEC_AESKEYGENASSIST): Likewise.
8985 (UNSPEC_PCLMUL): Likewise.
8987 * config/i386/i386.opt (maes): New.
8988 (mpclmul): Likewise.
8990 * config/i386/sse.md (aesenc): New pattern.
8991 (aesenclast): Likewise.
8993 (aesdeclast): Likewise.
8995 (aeskeygenassist): Likewise.
8996 (pclmulqdq): Likewise.
8998 * config/i386/wmmintrin.h: New.
9000 * doc/extend.texi: Document AES and PCLMUL built-in function.
9002 * doc/invoke.texi: Document -maes and -mpclmul.
9004 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
9006 * function.c (free_after_parsing): Replace with
9007 cxx_push_function_context from C++ front-end.
9008 (allocate_struct_function): Don't call langhook.
9009 * langhooks.h (struct lang_hooks_for_functions): Delete.
9010 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
9012 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
9013 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
9014 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
9015 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
9016 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
9017 remove LANG_HOOKS_FUNCTION_INITIALIZER.
9018 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
9020 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
9021 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
9023 2008-04-04 Jakub Jelinek <jakub@redhat.com>
9026 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
9029 2008-04-04 Richard Guenther <rguenther@suse.de>
9032 * fold-const.c (optimize_minmax_comparison): Use the correct
9033 type for the constant in the simplified comparison.
9035 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
9037 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
9038 Pass L2 size as "--param l2-cache-size" to the compiler.
9039 (decode_l2_cache): New function to decode L2 cache parameters using
9040 0x8000006 extended cpuid function.
9041 (detect_caches_amd): Determine parameters of L2 cache using
9042 decode_l2_caches function.
9043 (decode_caches_intel): Decode L2 cache parameters.
9044 (detect_caches_intel): Determine L2 cache parameters using
9045 decode_caches_intel and decode_l2_caches functions.
9047 2008-04-03 Bob Wilson <bob.wilson@acm.org>
9049 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
9050 secondary input reload for subword loads from the constant pool.
9052 2008-04-03 Janis Johnson <janis187@us.ibm.com>
9055 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
9056 constants of the appropriate size for runtime calculations.
9059 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
9060 decimal-float literal constant zero.
9062 2008-04-03 Jakub Jelinek <jakub@redhat.com>
9065 * c-parser.c (c_parser_omp_atomic): Call
9066 default_function_array_conversion on the RHS.
9069 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
9070 call is_variable_sized if decl has incomplete type.
9072 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
9074 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
9076 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
9078 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
9080 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
9081 (sgt<u>): Merge sgt and sgtu into new expander.
9082 (sgt, sgtu): Remove expanders.
9083 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
9084 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
9085 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
9086 *sgtu_<mode>_mips16 into new pattern.
9087 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
9088 (sge<u>): Merge sge and sgeu into new expander.
9089 (sge, sgeu): Remove expanders.
9090 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
9092 (*sge_<mode>, second *sge_<mode>): Remove patterns.
9093 (slt<u>): Merge slt and sltu into new expander.
9094 (slt, sltu): Remove expanders.
9095 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
9096 (*slt_<mode>, *sltu_<mode>): Remove patterns.
9097 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
9098 *sltu_<mode>_mips16 into new pattern.
9099 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
9100 (sle<u>): Merge sle and sleu into new expander.
9101 (sle, sleu): Remove expanders.
9102 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
9103 (*sle_<mode>, *sleu_<mode>): Remove patterns.
9104 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
9105 *sleu_<mode>_mips16 into new pattern.
9106 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
9108 2008-04-03 Jan Hubicka <jh@suse.cz>
9110 PR tree-optimization/35795
9111 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
9112 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9113 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
9114 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9115 * score/score3.c (score3_output_mi_thunk): Likewise.
9116 * score/score7.c (score7_output_mi_thunk): Likewise.
9117 * mips/mips.c (mips_output_mi_thunk): Likewise.
9119 2008-04-03 Richard Guenther <rguenther@suse.de>
9121 * tree-vrp.c (extract_range_from_unary_expr): Handle all
9122 conversions. Simplify code.
9124 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
9126 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
9128 2008-04-03 Tom Tromey <tromey@redhat.com>
9129 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9131 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
9132 * config/bfin/t-bfin-linux (generated_files): Add
9133 linux-sysroot-suffix.h.
9134 * doc/install.texi (Prerequisites): Require make 3.80.
9135 * doc/sourcebuild.texi (Front End Directory): Document new
9137 * Makefile.in (generated_files): New variable.
9138 (ALL_HOST_OBJS): New variable.
9139 ($(ALL_HOST_OBJS)): New target.
9141 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
9143 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
9144 (remap_block): Call id->transform_lang_insert_block instead
9146 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
9147 Set id.transform_lang_insert_block to NULL.
9148 (clone_body): Move to cp/optimize.c
9149 * tree-inline.h (struct copy_body_data): Change
9150 transform_lang_insert_block to function pointer.
9151 (copy_generic_body, copy_decl_no_change): Export.
9152 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
9153 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
9154 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
9156 * c-tree.h (insert_block): Kill.
9157 * c-decl.c (insert_block): Kill.
9159 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
9161 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
9162 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
9163 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
9165 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
9166 argument, call {push,pop}_function_context from here.
9167 * c-parser.c: Use c_{push,pop}_function_context.
9169 * function.c (push_function_context_to): Move meat ...
9170 (push_function_context): ... here. Simplify.
9171 * function.c (pop_function_context_from): Move meat ...
9172 (pop_function_context): ... here. Simplify.
9173 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
9175 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
9176 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
9177 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
9178 * tree.h (push_function_context_to, pop_function_context_from): Remove.
9180 2008-04-03 Ben Elliston <bje@au.ibm.com>
9182 * expmed.c (extract_force_align_mem_bit_field): Remove.
9184 2008-04-03 Richard Guenther <rguenther@suse.de>
9187 * expr.h (try_casesi): Adjust prototype.
9188 * expr.c (try_casesi): Take fallback label as extra parameter.
9189 Use that for gen_casesi if default_label is NULL.
9190 * stmt.c (expand_case): Pass fallback label to try_casesi,
9191 make sure to fill gaps with a fallback label if default_label
9194 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
9197 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
9199 2008-04-03 Ben Elliston <bje@au.ibm.com>
9201 * expmed.c (extract_split_bit_field): Remove if (0) code.
9202 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
9203 (do_ds_constraint): Likewise.
9205 2008-04-02 Joseph Myers <joseph@codesourcery.com>
9207 * doc/cppopts.texi (-dU): Document.
9208 * c-common.h (flag_dump_macros): Update comment.
9209 * c-opts.c (handle_OPT_d): Handle -dU.
9210 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
9211 dump_queued_macros, cb_used_define, cb_used_undef): New.
9212 (init_pp_output): Handle -dU.
9213 (cb_line_change): Call dump_queued_macros.
9214 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
9216 2008-04-02 Anatoly Sokolov <aesok@post.ru>
9218 * config/avr/predicates.md (io_address_operand): New predicate.
9219 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
9220 * config/avr/avr.c (avr_io_address_p): Remove function.
9221 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
9222 'avr_io_address_p' function.
9223 (out_movhi_r_mr): (Ditto.).
9224 (out_movqi_mr_r): (Ditto.).
9225 (out_movhi_mr_r): (Ditto.).
9226 (avr_address_cost): (Ditto.).
9228 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
9230 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
9231 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
9232 in 32bit mode when XMM registers are available to avoid store
9234 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
9235 corresponding post-reload splitters.
9237 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
9239 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
9240 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
9241 __builtin_ia32_roundss.
9242 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
9243 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
9244 __builtin_ia32_roundss.
9245 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
9246 IX86_BUILTIN_SHUFPD here.
9248 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
9250 * config/i386/i386.md (plogic): New.
9251 (plogicprefix): Likewise.
9253 * config/i386/mmx.md (mmx_<code><mode>3): New.
9254 (mmx_and<mode>3): Removed.
9255 (mmx_ior<mode>3): Likewise.
9256 (mmx_xor<mode>3): Likewise.
9258 * config/i386/sse.md (<code><mode>3): New.
9259 (*<code><mode>3): Likewise.
9260 (*<code><mode>3): Likewise.
9261 (<code><mode>3): Likewise.
9262 (*sse_<code><mode>3): Likewise.
9263 (*sse2_<code><mode>3): Likewise.
9264 (<code>tf3): Likewise.
9265 (*<code>tf3): Likewise.
9266 (and<mode>3): Likewise.
9267 (*and<mode>3): Likewise.
9268 (ior<mode>3): Removed.
9269 (*ior<mode>3): Likewise.
9270 (xor<mode>3): Likewise.
9271 (*xor<mode>3): Likewise.
9272 (*and<mode>3): Likewise.
9273 (*ior<mode>3): Likewise.
9274 (*xor<mode>3): Likewise.
9275 (and<mode>3): Likewise.
9276 (*sse_and<mode>3): Likewise.
9277 (*sse2_and<mode>3): Likewise.
9279 (*andtf3): Likewise.
9280 (ior<mode>3): Likewise.
9281 (*sse_ior<mode>3): Likewise.
9282 (*sse2_ior<mode>3): Likewise.
9284 (*iortf3): Likewise.
9285 (xor<mode>3): Likewise.
9286 (*sse_xor<mode>3): Likewise.
9287 (*sse2_xor<mode>3): Likewise.
9289 (*xortf3): Likewise.
9291 2008-04-02 Richard Guenther <rguenther@suse.de>
9293 PR tree-optimization/14495
9294 PR tree-optimization/34793
9295 * tree-vrp.c (struct switch_update): New structure.
9296 (to_remove_edges, to_update_switch_stmts): New VECs.
9297 (simplify_switch_using_ranges): New function. Remove not taken
9298 case labels and edges.
9299 (simplify_stmt_using_ranges): Call it.
9300 (identify_jump_threads): Mark edges we have queued for removal
9301 so we don't thread them.
9302 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
9304 * tree-cfg.c (group_case_labels): Deal with missing default label.
9305 (tree_verify_flow_info): Allow missing default label.
9306 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
9307 (emit_case_nodes): Likewise.
9308 (expand_case): Do not rely on the default label to be present.
9309 * expr.c (try_casesi): Deal with NULL default_label.
9310 (do_tablejump): Likewise.
9312 2008-04-02 Richard Guenther <rguenther@suse.de>
9314 PR tree-optimization/14495
9315 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
9316 SWITCH_EXPR here ...
9317 (vrp_visit_switch_stmt): ... but here (new function).
9318 (find_case_label_index): New helper function.
9319 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
9321 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9323 * fwprop.c: Fix ISO-C99ism.
9325 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9328 * Makefile.in (objdir): Set it here.
9329 * configure.ac: Not here. Find dynamic linker characteristics.
9330 * exec-tool.in: Use them.
9331 * aclocal.m4: Regenerate.
9332 * configure: Regenerate.
9334 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9336 * expr.c (expand_var): Delete it.
9337 * expr.h (expand_var): Delete prototype.
9338 * function.c (expand_function_start): Use expand_decl instead.
9339 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
9342 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
9344 PR rtl-optimization/35542
9345 * fwprop.c (forward_propagate_and_simplify): Replace
9346 loc_reg_mentioned_in_p with reg_mentioned_p.
9348 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9350 PR rtl-optimization/35281
9351 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
9352 (propagate_rtx_1): Handle PR_HANDLE_MEM.
9353 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
9354 (varying_mem_p): Move above propagate_rtx.
9355 (all_uses_available_at): Do not check MEMs.
9357 2008-04-02 Rafael Espindola <espindola@google.com>
9359 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
9360 (register_edge_assert_for_2): Split the cond argument.
9361 (register_edge_assert_for_1): Adjust for the change in
9362 register_edge_assert_for_2.
9363 (register_edge_assert_for): Split the cond argument.
9364 (find_switch_asserts): Adjust for the change in
9365 register_edge_assert_for.
9367 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
9369 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
9370 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
9371 offsets for 64-bit mingw.
9372 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
9373 abi for x86_64-pc-mingw.
9375 2008-04-02 Richard Guenther <rguenther@suse.de>
9377 * tree-vrp.c (extract_range_from_assert): Make sure to not
9378 produce range min/max with TREE_OVERFOW set.
9379 If merging a anti-range and a range keep the anti-range if
9380 the range covers all values of the type.
9381 (register_edge_assert_for_2): Only allow sign-changing
9382 conversions in detecting canonical range checks. Also
9383 register an assert for the unsigned name if useful.
9385 PR tree-optimization/35787
9386 * tree-vrp.c (vrp_val_max): New function.
9387 (vrp_val_min): Likewise.
9388 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
9389 (vrp_val_is_min): Likewise.
9390 (supports_overflow_infinity): Use vrp_val_{min,max}.
9391 (negative_overflow_infinity): Likewise.
9392 (positive_overflow_infinity): Likewise.
9393 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
9394 (is_positive_overflow_infinity): Likewise.
9395 (is_overflow_infinity): Likewise.
9396 (avoid_overflow_infinity): Use vrp_val_{min,max} and
9397 vrp_val_is_{min,max}.
9398 (set_and_canonicalize_value_range): Canonicalize anti-ranges
9399 to ranges if possible. Avoid empty ranges.
9401 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9404 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
9405 the expression is a function address.
9407 2008-04-01 George Helffrich <george@gcc.gnu.org>
9409 PR fortran/35154, fortran/23057
9410 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
9411 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
9412 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
9413 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
9415 (dbxout_syms): Check for COMMON-based symbol and wrap in
9416 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
9417 in bracket for efficiency.
9419 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
9420 using DW_TAG_common_block + member offset.
9421 (add_pubname_string): New function.
9422 (dw_expand_expr): New function to find block name and offset for
9424 (common_check): New function to check whether symbol in Fortran COMMON.
9425 (gen_variable_die): If COMMON, use DW_TAG_common_block.
9427 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
9430 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
9432 2008-04-02 Ben Elliston <bje@au.ibm.com>
9434 * config/v850/v850.md (casesi): Remove if (0) code.
9435 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9436 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
9438 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
9440 * config/i386/i386.md (rex64suffix): New mode attribute.
9441 (floathi<mode>2): Disable expander for SSE math.
9442 (*floathi<mode>2_1): New insn insn_and_split pattern.
9443 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
9444 corresponding post-reload splitters.
9445 (*floathi<mode>2_i387): New macroized insn pattern.
9446 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
9447 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
9448 insn_and_split pattern.
9449 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
9450 New macroized instruction patterns and corresponding post-reload
9452 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
9453 and corresponding post-reload splitters.
9454 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
9455 New macroized instruction patterns.
9456 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
9457 macroized instruction patterns and corresponding post-reload splitters.
9458 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
9459 corresponding post-reload splitters.
9460 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
9461 New macroized instruction patterns.
9462 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
9463 corresponding post-reload splitters.
9464 (*floatsi<mode>2_i387): New macroized instruction patterns.
9466 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
9468 * config/i386/i386.md (smaxmin): New.
9469 (umaxmin): Likewise.
9470 (maxminiprefix): Likewise.
9471 (maxminfprefix): Likewise.
9472 (<code><mode>3): Likewise.
9473 (smin<mode>3): Removed.
9474 (smax<mode>3): Likewise.
9476 * config/i386/mmx.md (mmx_<code>v2sf3): New.
9477 (mmx_<code>v4hi3): Likewise.
9478 (mmx_<code>v8qi3): Likewise.
9479 (mmx_smaxv2sf3): Removed.
9480 (mmx_sminv2sf3): Likewise.
9481 (mmx_umaxv8qi3): Likewise.
9482 (mmx_smaxv4hi3): Likewise.
9483 (mmx_uminv8qi3): Likewise.
9484 (mmx_sminv4hi3): Likewise.
9486 * config/i386/sse.md (<addsub><mode>3): New.
9487 (*<addsub><mode>3): Likewise.
9488 (<sse>_vm<addsub><mode>3): Likewise.
9489 (<maxmin><mode>3): Likewise.
9490 (*<maxmin><mode>3_finite): Likewise.
9491 (*<maxmin><mode>3): Likewise.
9492 (<sse>_vm<maxmin><mode>3): Likewise.
9493 (sse3_h<addsub>v4sf3): Likewise.
9494 (sse3_h<addsub>v2df3): Likewise.
9495 (<maxmin>v16qi3): Likewise.
9496 (*<maxmin>v16qi3): Likewise.
9497 (<maxmin>v8hi3): Likewise.
9498 (*<maxmin>v8hi3): Likewise.
9499 (*sse4_1_<maxmin><mode>3): Likewise.
9500 (*sse4_1_<maxmin><mode>3): Likewise.
9501 (add<mode>3): Removed.
9502 (*add<mode>3): Likewise.
9503 (<sse>_vmadd<mode>3): Likewise.
9504 (sub<mode>3): Likewise.
9505 (*sub<mode>3): Likewise.
9506 (<sse>_vmsub<mode>3): Likewise.
9507 (smin<mode>3): Likewise.
9508 (*smin<mode>3_finite): Likewise.
9509 (*smin<mode>3): Likewise.
9510 (<sse>_vmsmin<mode>3): Likewise.
9511 (smax<mode>3): Likewise.
9512 (*smax<mode>3_finite): Likewise.
9513 (*smax<mode>3): Likewise.
9514 (<sse>_vmsmax<mode>3): Likewise.
9515 (sse3_haddv4sf3): Likewise.
9516 (sse3_haddv2df3): Likewise.
9517 (sse3_hsubv4sf3): Likewise.
9518 (sse3_hsubv2df3): Likewise.
9519 (umaxv16qi3): Likewise.
9520 (*umaxv16qi3): Likewise.
9521 (smaxv8hi3): Likewise.
9522 (*smaxv8hi3): Likewise.
9523 (*sse4_1_smax<mode>3): Likewise.
9524 (*sse4_1_umax<mode>3): Likewise.
9525 (uminv16qi3): Likewise.
9526 (*uminv16qi3): Likewise.
9527 (sminv8hi3): Likewise.
9528 (*sminv8hi3): Likewise.
9529 (*sse4_1_smin<mode>3): Likewise.
9530 (*sse4_1_umin<mode>3): Likewise.
9532 2008-04-01 Rafael Espindola <espindola@google.com>
9534 * tree-cfg.c (verify_expr): remove in_phi.
9535 (verify_stmt): Don't call walk_tree with verify_expr. Use
9536 is_gimple_min_invariant instead of is_gimple_val.
9538 2008-04-01 Joseph Myers <joseph@codesourcery.com>
9540 * doc/include/gpl_v3.texi: Update for manpage generation.
9541 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
9543 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
9544 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
9545 gpl_v3.texi instead of gpl.texi.
9548 2008-04-01 Jakub Jelinek <jakub@redhat.com>
9551 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
9553 2008-04-01 Rafael Espindola <espindola@google.com>
9555 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
9556 (extract_code_and_val_from_cond): Use
9557 extract_code_and_val_from_cond_with_ops.
9559 2008-04-01 Jan Hubicka <jh@suse.cz>
9561 * function.c (free_after_compilation): Free epilogue_delay_list.
9562 (prepare_function_start): Assert that previous compilation was freed.
9564 2008-04-01 Jan Hubicka <jh@suse.cz>
9565 Jim Wilson <wilson@tuliptree.org>
9566 Andreas Tobler <andreast@gcc.gnu.org>
9569 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
9570 rtl.emit instead cfun->emit.
9571 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
9572 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
9574 2008-04-01 Ben Elliston <bje@au.ibm.com>
9576 * doc/c-tree.texi (Function Basics): Fix grammatical error.
9578 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
9580 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
9582 (fprofile-use): Add var flag_profile_use
9583 * coverage.c (coverage_begin_output): Do not open a gcno file for
9584 output only if -ftest-coverage is set.
9585 Do not add getpwd() to gcda file path.
9586 (build_gcov_info): Check the new flag
9587 flag_profile_datafile_relative_path.
9588 (coverage_init): Use profile_data_prefix.
9589 Read profile counter only if flag_profile_use is set.
9590 * opts.c (common_handle_option): New option fprofile-use=,
9591 fprofile-dir=, fprofile-generate=.
9592 * toplev.c (profile_data_prefix): New variable definition.
9593 * toplev.h (profile_data_prefix): New declaration.
9594 * doc/invoke.tex (Option Summary, Optimization Options):
9597 2008-03-31 James E. Wilson <wilson@tuliptree.org>
9599 * varasm.c (output_constant_pool_1): In LABEL_REF check,
9600 use tmp consistently.
9603 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
9604 * config/ia64/ia64.c (rtx_needs_barrier): Handle
9605 UNSPEC_FR_RECIP_APPROX_RES.
9606 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
9608 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
9611 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
9613 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9616 * fold-const.c (fold_indirect_ref_1): Support accessing non first
9617 element of the vector via a pointer.
9619 2008-03-31 Ian Lance Taylor <iant@google.com>
9621 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
9623 2008-03-31 Jan Hubicka <jh@suse.cz>
9625 * builtins.c (expand_builtin_setjmp_receiver): Update call of
9626 get_arg_pointer_save_area.
9627 * expr.c (init_expr): Just clear out rtl.expr.
9628 * function.c (free_after_compilation): Clear out whole RTL structure.
9629 (get_func_frame_size): Merge into ...
9630 (get_frame_size): ... this one.
9631 (assign_stack_local_1): Merge into ...
9632 (assign_stack_local): ... this one.
9633 (expand_function_end): Update call of get_arg_pointer_save_area.
9634 (get_art_pointer_save_area): Remove cfun argument.
9635 * function.h (emit_status): regno_pointer_align does not need length
9636 attribute. Move x_regno_reg_rtx to ...
9637 (regno_reg_rtx): ... new global array.
9638 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
9639 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
9640 apply_args_value, forced_labels, stack_pointer_delta):
9642 (struct varasm_status): Move here from varasm.c
9643 (struct rtl_data): New. Move here some fields from struct function.
9644 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
9645 frame_offset, stack_check_probe_note, arg_pointer_save_area,
9646 used_temp_slots avail_temp_slots, temp_slot_level,
9647 nonlocal_goto_handler_labels): Update accesstors.
9648 (rtl): New global variable.
9649 (struct function): Move some fileds to rtl_data.
9650 (get_arg_pointer_save_area): Update prototype.
9651 * emit-rtl.c (rtl): Declare.
9652 (regno_reg_rtx): Declare.
9653 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
9655 (gen_reg_rtx): Update.
9656 (init_virtual_regs): Do not tate emit_status argument.
9657 (init_emit): Do not allocate emit.
9658 * varasm.c (varasm_statuc): Move to function.h.
9659 (n_deferred_constatns): Update accestor.
9660 (init_varasm_status): Do not allocate varasm_status.
9661 (force_const_mem, get_pool_size, output_constant_pool): Update.
9662 * stmt.c (force_label_rtx): Do not use x_ prefixes.
9663 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
9665 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
9667 PR rtl-optimization/35729
9668 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
9671 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
9674 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
9675 load/store if memory is unaligned.
9676 (*movti_rex64): Likewise.
9678 * config/i386/predicates.md (misaligned_operand): New.
9680 2008-03-31 Andrew Pinski <pinskia@gmail.com>
9683 * tree-ssa-phiopt.c (conditional_replacement): Return early for
9686 2008-03-31 Jan Beulich <jbeulich@novell.com>
9688 * config/ia64/constraints.md: Add 'j' constraint.
9689 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
9690 (movdi_internal): Likewise.
9692 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
9695 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
9697 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
9700 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
9701 proper error message for the third argument on blendpd and
9704 * config/i386/sse.md (blendbits): New.
9705 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
9707 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
9709 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
9711 2008-03-30 Richard Guenther <rguenther@suse.de>
9714 * fold-const.c (fold_sign_changed_comparison): Do leave
9715 conversions to base-types alone.
9717 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
9719 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
9720 the link register if one altivec register is be saved.
9722 2008-03-30 Ben Elliston <bje@au.ibm.com>
9724 * final.c (final_scan_insn): Remove if (0) code.
9726 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
9728 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
9730 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
9732 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
9733 of V4SFmode to ix86_binary_operator_ok.
9735 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
9737 * config/i386/i386.c (override_options): Initialize
9738 ix86_veclib_handler to ix86_veclibabi_svml when
9739 -mveclibabi=svml is used.
9740 (ix86_veclibabi_svml): New function for SVML ABI style
9741 vectorization support.
9742 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
9744 2008-03-28 Rafael Espindola <espindola@google.com>
9746 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
9747 (tree_binary_nonnegative_warnv_p): Make it public.
9748 (tree_single_nonnegative_warnv_p): Make it public.
9749 (tree_invalid_nonnegative_warnv_p): Make it public.
9750 (tree_unary_nonzero_warnv_p): Make it public.
9751 (tree_binary_nonzero_warnv_p): Make it public
9752 (tree_single_nonzero_warnv_p): Make it public.
9753 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
9754 (extract_range_from_binary_expr): Split the expr argument.
9755 (extract_range_from_unary_expr): Split the expr argument.
9756 (extract_range_from_comparison): Split the expr argument.
9757 (extract_range_from_expr): Use the new aux functions.
9758 (vrp_evaluate_conditional_warnv): Use
9759 vrp_evaluate_conditional_warnv_with_ops.
9760 * tree.h (tree_unary_nonzero_warnv_p): Declare.
9761 (tree_binary_nonzero_warnv_p): Declare.
9762 (tree_single_nonzero_warnv_p): Declare.
9763 (tree_expr_nonzero_warnv_p): Declare.
9764 (tree_unary_nonnegative_warnv_p): Declare.
9765 (tree_binary_nonnegative_warnv_p): Declare.
9766 (tree_single_nonnegative_warnv_p): Declare.
9767 (tree_invalid_nonnegative_warnv_p): Declare.
9769 2008-03-28 Richard Guenther <rguenther@suse.de>
9771 PR tree-optimization/30317
9772 PR tree-optimization/30911
9773 PR tree-optimization/34793
9774 * tree-vrp.c (set_and_canonicalize_value_range): New function.
9775 (struct assert_locus_d): New member EXPR.
9776 (register_new_assert_for): Add EXPR parameter to support
9777 ASSERT_EXPR <name, expr OP limit>.
9778 (register_edge_assert_for_1): Adjust callers.
9779 (find_assert_locations): Likewise.
9780 (process_assert_insertions_for): Build condition from expression.
9781 (extract_range_from_assert): Handle ASSERT_EXPRs
9782 of the form ASSERT_EXPR <name, expr OP limit>.
9783 (register_edge_assert_for_2): New helper registering
9784 asserts for comparisons. Recognize range tests of the form
9785 (unsigned)i - CST1 OP CST2.
9786 (register_edge_assert_for_1): Use it.
9787 (register_edge_assert_for): Likewise.
9788 (needs_overflow_infinity): Integer sub-types
9789 do not need overflow infinities.
9790 (vrp_val_is_max): The extreme values of integer sub-types
9791 are those of the base type.
9792 (vrp_val_is_min): Likewise.
9793 * tree.def (ASSERT_EXPR): Document extra allowed conditional
9796 2008-03-28 Nick Clifton <nickc@redhat.com>
9799 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
9800 Return GENERAL_REGS for stack adjustment reloads.
9802 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9805 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
9806 const_vector when all the vectors are constant.
9808 2008-03-27 Bob Wilson <bob.wilson@acm.org>
9810 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
9812 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
9813 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
9815 (s<code>_sf): Use new scc_sf attribute for opcode names.
9817 2008-03-27 Tom Tromey <tromey@redhat.com>
9819 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
9820 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
9821 config/spu/t-spu-elf, config/i386/t-interix,
9822 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
9823 config/i386/x-darwin, config/i386/x-mingw32,
9824 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
9825 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
9826 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
9827 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
9828 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
9829 config/rs6000/x-darwin, config/rs6000/t-rs6000,
9830 config/score/t-score-elf, config/arm/t-strongarm-pe,
9831 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
9832 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
9833 Revert automatic dependency patch.
9835 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
9838 * config/i386/i386.c (ix86_function_arg_boundary): Align
9839 decimal floating point to its natural boundary.
9841 2008-03-27 Richard Guenther <rguenther@suse.de>
9844 * fold-const.c (fold_comparison): Restrict distinct decl
9845 comparison folding to VAR_DECLs and PARM_DECLs. Do not
9846 solely rely on operand_equal_p.
9848 2008-03-27 Richard Guenther <rguenther@suse.de>
9851 * c-common.c (handle_weak_attribute): Reject combination of
9854 2008-03-27 Richard Guenther <rguenther@suse.de>
9856 PR tree-optimization/32810
9857 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
9858 conversions from DECL_INITIAL.
9859 (fold_const_aggregate_ref): Likewise from constructor elements.
9861 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
9863 * tree-affine.h (aff_combination_expand): Declare.
9864 (get_inner_reference_aff): Likewise.
9865 * tree-affine.c (aff_combination_expand): Split out from
9866 tree_to_aff_combination_expand.
9867 (get_inner_reference_aff): New function.
9868 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
9869 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
9870 (struct lim_aux_data): sm_done field removed.
9871 (mem_ref_loc_p, mem_ref_locs_p): New types.
9872 (struct mem_ref): Added id, stored, accesses_in_loop,
9873 indep_loop, dep_loop, indep_ref, dep_ref fields.
9874 Removed is_stored, locs and next fields.
9875 (memory_accesses): New variable.
9876 (movement_possibility): Do not allow moving statements
9877 that store to memory.
9878 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
9880 (determine_max_movement): For statements with memory references,
9881 find the outermost loop in that the reference is independent.
9882 (move_computations_stmt): Mark the virtual operands for renaming.
9883 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
9884 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
9885 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
9886 add_vop_ref_mapping, create_vop_ref_mapping_loop,
9887 create_vop_ref_mapping, analyze_memory_references,
9888 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
9889 get_all_locs_in_loop, ref_always_accessed_p,
9890 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
9891 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
9892 store_motion_loop, store_motion): New functions.
9893 (struct vop_to_refs_elt): New type.
9894 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
9895 memref_hash, memref_eq, hoist_memory_references): Rewritten.
9896 (schedule_sm): Replaced by...
9897 (execute_sm): ... this.
9898 (determine_lsm_ref, hoist_memory_references,
9899 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
9900 find_more_ref_vops, free_mem_ref, free_mem_refs,
9901 determine_lsm_loop, determine_lsm): Removed.
9902 (tree_ssa_lim_finalize): Free data structures used by store motion.
9903 (tree_ssa_lim): Call analyze_memory_references. Use
9904 store_motion instead of determine_lsm.
9906 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
9908 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
9909 rename tmake_file to m68hc11/t-m68hc11.
9910 (mcore): Set inhibit_libc to true.
9911 * config.host (alpha*-dec-*vms*): Set extra_programs.
9912 (interix3*): Don't use host_xmake_file.
9913 * configure.ac: Let config.gcc override inhibit_libc.
9914 * configure: Regenerate.
9916 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
9917 * config/t-openbsd-thread: Remove commented out lines.
9919 * config/x-interix: Remove.
9921 * config/m68hc11/t-m68hc11-gas: Rename to...
9922 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
9924 * config/mcore/t-mcore: Remove T_CFLAGS.
9925 * config/mcore/t-mcore-pe: Likewise.
9927 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
9929 * configure.ac: Replace custom __GNU_SOURCE test with
9930 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
9931 * aclocal.m4: Regenerate.
9932 * configure: Regenerate.
9933 * config.in: Regenerate.
9935 2008-03-27 Richard Guenther <rguenther@suse.de>
9937 * fold-const.c (target.h): Include.
9938 (fold_comparison): Fold comparison of addresses of decls
9939 that bind locally or of constants. Consolidate address folding code.
9940 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
9941 results from fold_binary_to_constant.
9942 (compare_values_warnv): Likewise.
9944 2008-03-27 Andrew Pinski <pinskia@gmail.com>
9947 * fold-const.c (fold_truthop): Check for integeral types when folding
9948 a == 0 && b == 0 and a != 0 || b != 0 .
9950 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
9952 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
9954 2008-03-26 Andreas Schwab <schwab@suse.de>
9956 * doc/invoke.texi: Fix use of @item vs. @itemx.
9958 2008-03-26 Tom Tromey <tromey@redhat.com>
9960 * Makefile.in (build/gensupport.o, build/print-rtl.o,
9961 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
9962 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
9963 build/gencodes.o, build/genconditions.o, build/genconfig.o,
9964 build/genconstants.o, build/genemit.o, build/genextract.o,
9965 build/genflags.o, build/genmddeps.o, build/genopinit.o,
9966 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
9969 2008-03-26 Richard Guenther <rguenther@suse.de>
9972 2008-03-26 Richard Guenther <rguenther@suse.de>
9974 * fold-const.c (target.h): Include.
9975 (fold_comparison): Fold comparison of addresses of two decls
9976 that bind locally. Consolidate address folding code.
9978 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9980 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
9981 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
9982 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
9983 dconstsqrt2, dconstthird, dconste and/or dconst10.
9984 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
9985 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
9986 dconstsqrt2, dconste): Delete.
9987 (init_emit_once): Likewise. Simplify initializing dconstm1.
9989 * real.c (get_real_const): New.
9990 * real.h (dconst3, dconst10, dconstm2, dconstthird,
9991 dconstsqrt2, dconste): Delete.
9992 (real_value_const, get_real_const): New.
9994 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
9996 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
9998 * config/i386/i386.c (ix86_function_arg_boundary): Check
9999 BIGGEST_ALIGNMENT instead of 128.
10000 (setup_incoming_varargs_64): Likewise.
10002 2008-03-26 Tom Tromey <tromey@redhat.com>
10004 * Makefile.in (DEPFILES): Add missing '/'.
10006 2008-03-26 Richard Guenther <rguenther@suse.de>
10008 * fold-const.c (target.h): Include.
10009 (fold_comparison): Fold comparison of addresses of two decls
10010 that bind locally. Consolidate address folding code.
10012 2008-03-26 Nick Clifton <nickc@redhat.com>
10015 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
10016 not allow INT+INT as a legitimate addressing mode.
10018 2008-03-26 Richard Guenther <rguenther@suse.de>
10020 * tree-flow.h (widen_bitfield): Remove declaration.
10021 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
10022 (widen_bitfield): Remove function.
10023 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
10026 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10029 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
10032 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
10034 PR rtl-optimization/35232
10035 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
10036 (forget_old_reloads_1, forget_marked_reloads): Don't clear
10037 reg_reloaded_call_part_clobbered here.
10038 (reload_regs_reach_end_p): New function.
10039 (reload_reg_rtx_for_input): New variable.
10040 (reload_reg_rtx_for_output): Likewise.
10041 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
10042 when reassigning a pseudo register. Load reloadreg from
10043 reload_reg_rtx_for_input, moving the mode and register
10045 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
10046 instead of the original when deciding whether an input reload
10047 would be a no-op or whether an output reload can be deleted.
10048 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
10049 when setting up new_spill_reg_store. Load it from
10050 reload_reg_rtx_for_output, moving the mode and register
10052 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
10053 instead of the original when deciding whether an output reload
10054 would be a no-op. Do the same when modifying insn notes.
10055 Use rtx_equal_p instead of == to compare the registers.
10056 (inherit_piecemeal_p): Take a mode and two register numbers
10058 (emit_reload_insns): Clear new_spill_reg_store for every hard
10059 register in the reload register. Remove spill registers
10060 from reg_reloaded_valid before considering whether to record
10061 inheritance information for them. Use reload_reg_rtx_for_output
10062 instead of reg_rtx when recording output reloads. Use
10063 reload_reg_rtx_for_input instead of reg_rtx when recording
10064 input reloads. Set or clear reg_reloaded_call_part_clobbered
10065 at the same time as setting reg_reloaded_valid.
10066 (delete_output_reload): Add a new_reload_reg parameter and use it
10067 instead of rld[j].reg_rtx.
10068 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
10071 2008-03-25 Tom Tromey <tromey@redhat.com>
10073 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
10074 (build/genattr.o): Likewise.
10075 (build/genattrtab.o): Likewise.
10076 (build/gencodes.o): Likewise.
10077 (build/genconfig.o): Likewise.
10078 (build/genconstants.o): Likewise.
10079 (build/genemit.o): Likewise.
10080 (build/genextract.o): Likewise.
10081 (build/genflags.o): Likewise.
10083 2008-03-25 Bob Wilson <bob.wilson@acm.org>
10085 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
10086 instead of size_int for integer types.
10087 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
10088 to match type of MINUS_EXPR.
10090 2008-03-25 Tom Tromey <tromey@redhat.com>
10092 * configure: Rebuilt.
10093 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
10096 2008-03-25 Tom Tromey <tromey@redhat.com>
10098 * config/x-solaris (host-solaris.o): Update.
10099 * config/x-linux (host-linux.o): Update.
10100 * config/x-hpux (host-hpux.o): Update.
10101 * config/x-darwin (host-darwin.o): Update.
10102 * config/v850/t-v850e (v850-c.o): Update.
10103 * config/v850/t-v850 (v850-c.o): Update.
10104 * config/t-vxworks (vxworks.o): Update.
10105 * config/t-sol2 (sol2-c.o, sol2.o): Update.
10106 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
10107 * config/spu/t-spu-elf (spu-c.o): Update.
10109 * config/sh/t-symbian (sh-c.o): Update.
10110 (symbian.o): Update.
10111 * config/sh/t-sh (sh-c.o): Update.
10112 * config/score/t-score-elf (score7.o, score3.o): Update.
10113 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
10114 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
10115 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
10116 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
10117 (rs6000.o): Remove.
10118 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
10119 * config/m32c/t-m32c (m32c-pragma.o): Update.
10120 * config/ia64/t-ia64 (ia64-c.o): Update.
10121 * config/i386/x-mingw32 (host-mingw32.o): Update.
10122 * config/i386/x-i386 (driver-i386.o): Update.
10123 * config/i386/x-darwin (host-i386-darwin.o): Update.
10124 * config/i386/x-cygwin (host-cygwin.o): Update.
10125 * config/i386/t-nwld (nwld.o): Update.
10126 * config/i386/t-netware (netware.o): Update.
10127 * config/i386/t-interix (winnt.o): Update.
10128 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
10129 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
10130 msformat-c.o): Update.
10131 * config/bfin/t-bfin-linux (generated_files): Add
10132 linux-sysroot-suffix.h.
10133 * config/arm/t-wince-pe (pe.o): Update.
10134 * config/arm/t-strongarm-pe (pe.o): Update.
10135 * config/arm/t-pe (pe.o): Update.
10136 * config/arm/t-arm (arm-c.o): Update.
10137 * doc/install.texi (Prerequisites): Require make 3.80.
10138 * Makefile.in: Remove .o targets.
10139 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
10140 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
10141 (simple_generated_h, simple_generated_c): Move earlier.
10142 (generated_files): New variable.
10143 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
10144 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
10145 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
10146 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
10147 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
10148 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
10149 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
10150 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
10151 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
10152 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
10153 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
10154 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
10156 (COMPILE.base, COMPILE): New variables.
10157 (%.o): New pattern rule.
10158 (ALL_HOST_OBJS): New variable.
10159 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
10160 (dummy-checksum.o, cc1-checksum.o): Remove.
10161 (DRIVER_SHLIB): New variable.
10162 (DRIVER_DEFINES): Use it.
10163 (gencondmd.c): Move out of build/.
10164 (s-conditions): Update.
10165 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
10166 (ALL_BUILD_OBJS): Likewise.
10167 (build/%.o): Use BUILDCOMPILE.
10168 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
10169 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
10170 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
10171 build/gencheck.o, build/gencodes.o, build/genconditions.o,
10172 build/genconfig.o, build/genconstants.o, build/genemit.o,
10173 build/genextract.o, build/genflags.o, build/genmddeps.o,
10174 build/genopinit.o, build/genoutput.o, build/genpeep.o,
10175 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
10176 build/gen-protos.o, build/scan.o, build/fix-header.o,
10177 build/scan-decls.o): Simplify.
10178 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
10179 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
10180 prefix.o, toplev.o): Reduce to variable setting.
10181 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
10182 ($(out_object_file), gcc-options.o): New targets.
10183 ($(ALL_HOST_OBJS)): New target. Include dependency files.
10184 * configure: Rebuilt.
10185 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
10186 * doc/sourcebuild.texi (Front End Directory): Document new variable.
10188 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
10190 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
10191 complain when we hit an error, return ERROR_MARK_NODE.
10193 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
10195 * config/sh/constraints.md (Pso, Psz): New constraints.
10196 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
10197 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
10199 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
10201 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
10202 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
10204 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
10206 * config/sh/sh.md (prefetch): Add condition for SH2A target.
10207 (prefetch_sh2a): New.
10209 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
10210 Naveen.H.S <naveen.hs@kpitcummins.com>
10212 * config/sh/constraints.md (I28): New constraint.
10213 * config/sh/sh.c (broken_move): Add support for movi20s.
10214 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
10216 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
10217 Jayant Sonar <Jayant.sonar@kpitcummins.com>
10218 Naveen.H.S <naveen.hs@kpitcummins.com>
10220 * config/sh/sh.c (SH_ATTRIBUTES): Define.
10221 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10222 (print_operand): Handle resbank in %@ operand code.
10223 (sh_encode_section_info): New.
10224 (push_regs): Add conditions for resbank.
10225 (sh_expand_epilogue): Likewise.
10226 (sh_insert_attributes): Likewise.
10227 (sh_attribute_table): Likewise.
10228 (sh_handle_resbank_handler_attribute): New.
10229 (sh2a_handle_function_vector_handler_attribute): New.
10230 (sh2a_is_function_vector_call): New.
10231 (sh2a_get_function_vector_number): New.
10232 (sh2a_function_vector_p): New.
10233 (sh_cfun_resbank_handler_p): New.
10234 * config/sh/sh.md (calli): Emit jsr/n if possible.
10235 (calli_tbr_rel): New.
10236 (calli_pcrel): Emit jsr/n if possible.
10237 (return_i): Emit rts/n if possible.
10238 (call_valuei_tbr_rel): New.
10239 (call_valuei_pcrel): Add condition for SH2A target.
10240 (call_value): Likewise.
10241 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
10242 (sh2a_get_function_vector_number): Likewise.
10243 (sh2a_is_function_vector_call): Likewise.
10244 * doc/extend.texi: Document TBR relative addressing of SH2A.
10245 (resbank): Add description for SH2A.
10247 2008-03-24 Richard Guenther <rguenther@suse.de>
10250 * gimplify.c (gimplify_modify_expr): For frontend type-correct
10251 pointer assignments change conversions according to middle-end rules.
10252 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
10253 * configure.ac: Include type checking in yes.
10254 * configure: Regenerate.
10256 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10258 * diagnostic.c (diagnostic_count_diagnostic): Delete.
10259 (diagnostic_report_diagnostic): Update. Handle ICEs here.
10261 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
10263 * gthr-vxworks.h (UNUSED): Define.
10265 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
10267 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
10269 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
10271 * doc/extend.texi (Function Attributes): Add missing comma in the
10272 example of the "alloc_size" attribute.
10274 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
10277 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
10279 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10282 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
10285 * stor-layout.c (update_alignment_for_field): Set minimum alignment
10286 of the underlying type of a MS bitfield layout to the natural
10287 alignment of the type.
10289 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
10291 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
10292 to their natural alignment to avoid store forwarding stalls.
10294 2008-03-22 Richard Guenther <rguenther@suse.de>
10296 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
10297 For PHI nodes verify the address is invariant.
10298 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
10299 (get_symbol_constant_value): Use is_gimple_min_invariant.
10300 (maybe_fold_stmt_indirect): Likewise.
10302 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
10304 PR rtl-optimization/33927
10305 * Makefile.in (dse.o): Depend on $(TM_P_H).
10306 * expr.h (extract_low_bits): Declare.
10307 * expmed.c (extract_low_bits): New function.
10308 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
10309 * dse.c: Include tm_p.h.
10310 (find_shift_sequence): Remove the read_reg argument and return the
10311 read value. Emit the instructions instead of returning them.
10312 Iterate on new_mode rather than calculating it each time.
10313 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
10314 source to NEW_MODE and extract_low_bits to convert the shifted
10315 value to READ_MODE.
10316 (replace_read): Allow the load and store to have different mode
10317 classes. Use extract_low_bits when SHIFT == 0. Create the shift
10318 or extraction instructions before trying the replacement. Update
10319 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
10321 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
10323 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
10324 to their natural alignment to avoid store forwarding stalls.
10326 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10329 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
10330 encouraging but not allowing gprs for input;
10331 change the input constraint to !f#r.
10332 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
10334 change the output constraint to !f#r.
10336 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
10339 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
10340 corresponding post-reload splitters.
10341 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
10342 when x87 FP math is selected.
10343 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
10344 New function prototype.
10345 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
10346 unreachable function to ease macroization of insn patterns.
10348 2008-03-21 Martin Jambor <mjambor@suse.cz>
10350 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
10351 reference dumps if ddr is NULL or dependence is unknown.
10353 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
10355 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
10356 unsigned extension into account.
10357 (ATOMIC_COMPARE_AND_SWAP): Likewise.
10358 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
10359 Do computations on a scratch register.
10361 2008-03-21 Richard Guenther <rguenther@suse.de>
10363 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
10364 Use is_gimple_min_invariant instead of TREE_INVARIANT.
10365 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
10366 * tree-ssa-dom.c (record_equality): Likewise.
10367 * tree-inline.c (copy_body_r): Likewise.
10368 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
10371 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
10373 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
10374 as 'delete_unused' argument.
10376 2008-03-20 Richard Guenther <rguenther@suse.de>
10378 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
10379 special casing of constant qualifiers.
10380 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
10381 care about them in general.
10382 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
10383 regardless of their type.
10384 (fold_stmt_r): Forcefully fold *& if we end up with that.
10386 2008-03-20 Paul Brook <paul@codesourcery.com>
10388 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
10389 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
10391 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
10393 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
10394 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
10396 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
10398 * common.opt (Wmudflap): New option.
10399 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
10400 (mx_register_decls): Likewise.
10401 (mudflap_finish_file): Likewise.
10402 * doc/invoke.texi: Document -Wno-mudflap.
10404 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
10406 * c-format.c (replace_format_name_to_system_name): New.
10407 (cmp_attribs): New.
10408 (convert_format_name_to_system_name): New.
10409 (decode_format_attr): Add use of convert_format_name_to_system_name.
10410 (format_types_orig): Add gnu_ prefix to names.
10411 (check_format_info_main): Special treating of \0 escaped names for
10412 supporting multi-character format specifiers as I32, I64.
10413 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
10414 (gnu_target_overrides_format_attributes): New.
10415 * c-format.h: Add structure target_ovr_attr to hold
10416 system specific formatter names.
10417 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
10418 msformat-c.o file to c_target_objs and cxx_target_objs.
10419 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
10420 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
10421 (TARGET_N_FORMAT_TYPES): New.
10422 * config/i386/msformat-c.c: New.
10423 * config/i386/t-cygming: Add build rule for msformat-c.o.
10424 * doc/extend.texi: Add new format names gnu_* and ms_* and
10426 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
10428 2008-03-20 Ira Rosen <irar@il.ibm.com>
10430 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
10431 optimizations turned on under -O3.
10432 (ftree-vectorize): Add that the flag is turned on with -O3.
10434 2008-03-20 Ben Elliston <bje@au.ibm.com>
10436 * regmove.c (try_auto_increment): Fix spelling error in comment.
10437 * final.c (final_scan_insn): Likewise.
10439 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
10442 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
10443 allocator preferences for "y" and "r" class registers.
10444 ("*mov<mode>_internal"): Ditto.
10445 ("*movv2sf_internal_rex64"): Ditto.
10446 ("*movv2sf_internal"): Ditto.
10448 2008-03-19 Michael Matz <matz@suse.de>
10450 PR middle-end/35616
10451 * calls.c (expand_call): Check overlap of arguments with call
10452 address for sibcalls.
10454 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
10457 * stor-layout.c (update_alignment_for_field): Set minimum alignment
10458 of the underlying type of a MS bitfield layout to the natural
10459 alignment of the type.
10461 2008-03-19 Jan Hubicka <jh@suse.cz>
10464 * toplev.c (decode_d_option): Handle all CPP flags.
10465 * tree-vrp.c: Update tree_pass descriptors.
10466 * regrename.c: Update tree_pass descriptors.
10467 * fwprop.c: Update tree_pass descriptors.
10468 * doc/invoke.texi: Remove documentation of dropped -d? flags.
10469 * tree-into-ssa.c: Update tree_pass descriptors.
10470 * tree-dump.c: Update tree_pass descriptors.
10471 * tree-complex.c: Update tree_pass descriptors.
10472 * tree-dump.h: Update tree_pass descriptors.
10473 * see.c: Update tree_pass descriptors.
10474 * cgraphbuild.c: Update tree_pass descriptors.
10475 * tracer.c: Update tree_pass descriptors.
10476 * tree-loop-distribution.c: Update tree_pass descriptors.
10477 * cgraph.c: Update tree_pass descriptors.
10478 * postreload-gcse.c: Update tree_pass descriptors.
10479 * postreload.c: Update tree_pass descriptors.
10480 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
10481 * tree-tailcall.c: Update tree_pass descriptors.
10482 * tree-pass.h (tree_opt_pass): Rename to ...
10483 (opt_pass) ... this one; add "type" field and remove letter field.
10484 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
10485 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
10486 all_lowering_passes): Update declaration.
10487 * ipa-cp.c: Update tree_pass descriptors.
10488 * final.c: Update tree_pass descriptors.
10489 * omp-low.c: Update tree_pass descriptors.
10490 * tree-ssa-dse.c: Update tree_pass descriptors.
10491 * ipa-reference.c: Update tree_pass descriptors.
10492 * tree-ssa-uncprop.c: Update tree_pass descriptors.
10493 * auto-inc-dec.c: Update tree_pass descriptors.
10494 * reorg.c: Update tree_pass descriptors.
10495 * cgraphunit.c: Update tree_pass descriptors.
10496 * tree-ssa-copyrename.c: Update tree_pass descriptors.
10497 * tree-ssa-ccp.c: Update tree_pass descriptors.
10498 * df-core.c: Update tree_pass descriptors.
10499 * mode-switching.c: Update tree_pass descriptors.
10500 * tree-nomudflap.c: Update tree_pass descriptors.
10501 * modulo-sched.c: Update tree_pass descriptors.
10502 * ipa-pure-const.c: Update tree_pass descriptors.
10503 * cse.c: Update tree_pass descriptors.
10504 * web.c: Update tree_pass descriptors.
10505 * tree-stdarg.c: Update tree_pass descriptors.
10506 * tree-ssa-math-opts.c: Update tree_pass descriptors.
10507 * tree-ssa-dom.c: Update tree_pass descriptors.
10508 * tree-nrv.c: Update tree_pass descriptors.
10509 * tree-ssa-alias.c: Update tree_pass descriptors.
10510 * loop-init.c: Update tree_pass descriptors.
10511 * gimple-low.c: Update tree_pass descriptors.
10512 * ipa-inline.c: Update tree_pass descriptors.
10513 * tree-ssa-sink.c: Update tree_pass descriptors.
10514 * global.c: Update tree_pass descriptors.
10515 * ifcvt.c: Update tree_pass descriptors.
10516 * jump.c: Update tree_pass descriptors.
10517 * predict.c: Update tree_pass descriptors.
10518 * tree-ssa-loop.c: Update tree_pass descriptors.
10519 * recog.c: Update tree_pass descriptors.
10520 * dse.c: Update tree_pass descriptors.
10521 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
10522 * tree-eh.c: Update tree_pass descriptors.
10523 * regmove.c: Update tree_pass descriptors.
10525 * function.c: Update tree_pass descriptors.
10526 * tree-vectorizer.c: Update tree_pass descriptors.
10527 * gcse.c: Update tree_pass descriptors.
10528 * ipa-type-escape.c: Update tree_pass descriptors.
10529 * tree-if-conv.c: Update tree_pass descriptors.
10530 * init-regs.c: Update tree_pass descriptors.
10531 * ipa.c: Update tree_pass descriptors.
10532 * tree-ssa-phiopt.c: Update tree_pass descriptors.
10533 * rtl-factoring.c: Update tree_pass descriptors.
10534 * lower-subreg.c: Update tree_pass descriptors.
10535 * bt-load.c: Update tree_pass descriptors.
10536 * tree-dfa.c: Update tree_pass descriptors.
10537 * except.c: Update tree_pass descriptors.
10538 * emit-rtl.c: Update tree_pass descriptors.
10539 * cfgexpand.c: Update tree_pass descriptors.
10540 * tree-cfgcleanup.c: Update tree_pass descriptors.
10541 * cfgcleanup.c: Update tree_pass descriptors.
10542 * tree-ssa-pre.c: Update tree_pass descriptors.
10543 * tree-sra.c: Update tree_pass descriptors.
10544 * tree-mudflap.c: Update tree_pass descriptors.
10545 * tree-ssa-copy.c: Update tree_pass descriptors.
10546 * cfglayout.c: Update tree_pass descriptors.
10547 * tree-ssa-forwprop.c: Update tree_pass descriptors.
10548 * tree-ssa-dce.c: Update tree_pass descriptors.
10549 * tree-ssa.c: Update tree_pass descriptors.
10550 * regclass.c: Update tree_pass descriptors.
10551 * integrate.c: Update tree_pass descriptors.
10552 * tree-optimize.c: Update tree_pass descriptors.
10553 * tree-ssa-phiprop.c: Update tree_pass descriptors.
10554 * tree-object-size.c: Update tree_pass descriptors.
10555 * combine.c: Update tree_pass descriptors.
10556 * tree-outof-ssa.c: Update tree_pass descriptors.
10557 * bb-reorder.c: Update tree_pass descriptors.
10558 * stack-ptr-mod.c: Update tree_pass descriptors.
10559 * var-tracking.c: Update tree_pass descriptors.
10560 * tree-profile.c: Update tree_pass descriptors.
10561 * tree-vect-generic.c: Update tree_pass descriptors.
10562 * reg-stack.c: Update tree_pass descriptors.
10563 * sched-rgn.c: Update tree_pass descriptors.
10564 * tree-ssa-structalias.c: Update tree_pass descriptors.
10565 * tree-cfg.c: Update tree_pass descriptors.
10566 * passes.c (current_pass): Update declaration.
10567 (finish_optimization_passes): Update.
10568 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
10569 (register_one_dump_file, register_dump_files_1, next_pass_1):
10571 (init_optimization_passes): Update handling of new types.
10572 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
10573 * ipa-struct-reorg.c: Update tree_pass descriptors.
10574 * tree-ssa-reassoc.c: Update tree_pass descriptors.
10575 * combine-stack-adj.c: Update tree_pass descriptors.
10576 * cfgrtl.c: Update tree_pass descriptors.
10577 * dce.c: Update tree_pass descriptors.
10578 * tree-ssanames.c: Update tree_pass descriptors.
10580 2008-03-19 Richard Guenther <rguenther@suse.de>
10582 PR middle-end/35609
10583 * tree-ssa.c (walk_data): New structure.
10584 (warn_uninitialized_var): If not always_executed warn with "maybe"
10586 (execute_early_warn_uninitialized): Compute post-dominators.
10587 Initialize always_executed before processing each basic block.
10589 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
10592 * config/i386/i386.c (x86_this_parameter): Calculate correct location
10593 of "this" pointer when "regparm = N" or "fastcall" is in effect.
10595 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10597 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
10599 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
10601 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
10603 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
10604 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
10605 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
10606 target after ignore has been set, and move there also the commputation
10607 of subtarget and original_target.
10608 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
10609 (LANG_HOOKS_INITIALIZER): Remove it.
10610 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
10612 2008-03-18 Richard Guenther <rguenther@suse.de>
10614 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
10615 found an expression with constants, note that in the VN for the lhs.
10616 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
10617 fold them to constants if possible. Run cleanup_cfg if done so.
10618 (execute_pre): Return todo.
10619 (do_pre): Likewise.
10620 (execute_fre): Likewise.
10621 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
10623 (get_prop_source_stmt): Look through pointer conversions.
10625 2008-03-18 Jan Hubicka <jh@suse.cz>
10627 * tree-pretty-print.c: Include predict.h.
10628 (dump_generic_node): Dump predictor.
10629 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
10630 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
10631 * gimple-low.c (lower_stmt): Likewise.
10632 * expr.c (expand_expr_real): Likewise.
10633 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
10635 (build_predict_expr, build_predict_expr): New.
10636 * predict.h (predictor_name, build_predict_expr): Update.
10637 * c-typeck.c (c_finish_bc_stmt): Add prediction.
10638 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
10639 * predict.def (PRED_CONTINUE): Update hitrate.
10640 * tree.def (PREDICT_EXPR): Define.
10641 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
10642 do not handle BIND_EXPR.
10643 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
10644 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
10645 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
10648 2008-03-18 Michael Matz <matz@suse.de>
10650 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
10652 2008-03-18 Richard Guenther <rguenther@suse.de>
10654 * tree-gimple.h (is_gimple_invariant_address): Declare.
10655 (is_gimple_constant): Likewise.
10656 * tree-gimple.c (is_gimple_constant): New function.
10657 (is_gimple_invariant_address): Likewise.
10658 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
10659 and is_gimple_invariant_address.
10660 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
10662 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
10663 an addressable base.
10665 2008-03-18 Jakub Jelinek <jakub@redhat.com>
10667 PR middle-end/35611
10668 * gimplify.c (gimplify_expr): Gimplify second operand of
10671 2008-03-17 Richard Guenther <rguenther@suse.de>
10673 PR tree-optimization/19637
10674 * fold-const.c (fold_unary): Remove restrictions of removing
10675 intermediate pointer-conversions (P2)(P1)P0.
10676 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
10677 conversion to void pointer.
10678 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
10680 2008-03-16 James E. Wilson <wilson@tuliptree.org>
10683 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
10684 emulated thread local variables.
10686 2008-03-16 Richard Guenther <rguenther@suse.de>
10688 PR middle-end/35607
10689 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
10690 expand TREE_INVARIANT operations that are not gimple invariant.
10692 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
10694 * doc/extend.texi (Alignment): Say that the ABI controls
10695 the __alignof__ for non-strict-alignment targets rather
10696 than being a recommendation.
10698 2008-03-15 Paul Brook <paul@codesourcery.com>
10700 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
10702 (arm_output_fn_unwind): Mark functions that can not be unwound.
10704 2008-03-15 Paul Brook <paul@codesourcery.com>
10706 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
10707 extension instructions.
10709 2008-03-15 Richard Guenther <rguenther@suse.de>
10711 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
10712 and fold constant aggregate refs.
10713 (fold_const_aggregate_ref): Handle string constants
10714 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
10715 (evaluate_stmt): Simplify now that ccp_fold folds constant
10718 2008-03-15 Paul Brook <paul@codesourcery.com>
10720 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
10721 (extzv): Use gen_extzv_t2.
10722 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
10724 2008-03-15 Richard Guenther <rguenther@suse.de>
10726 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
10727 (fold_const_aggregate_ref): Likewise.
10728 (get_value): Return NULL if we don't have any values.
10729 (ccp_finalize): Set const_val to NULL after freeing it.
10730 * tree-flow.h (get_symbol_constant_value): Declare.
10731 (fold_const_aggregate_ref): Likewise.
10732 * tree-ssa-sccvn.c (try_to_simplify): Use them.
10734 2008-03-15 Richard Guenther <rguenther@suse.de>
10736 PR middle-end/35593
10737 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
10738 to not produce negative array indices if not allowed. Add
10739 parameter to indicate that.
10740 (maybe_fold_offset_to_component_ref): Allow negative array
10741 indices only for the first member of a structure.
10742 (maybe_fold_offset_to_reference): Allow negative array indices.
10743 (maybe_fold_stmt_addition): Likewise.
10745 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
10746 Anatoly Sokolov <aesok@post.ru>
10748 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
10749 (avr_arch): Add ARCH_AVR6.
10750 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
10751 (initial_elimination_offset): Initialize and use 'avr_pc_size'
10752 instead of fixed value 2.
10753 (print_operand_address): Use gs() asm specifier instead of pm().
10754 (avr_assemble_integer): (Ditto.).
10755 (avr_output_addr_vec_elt): (Ditto.).
10756 (print_operand): Handle "!" code.
10757 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
10758 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
10759 (AVR_HAVE_EIJMP_EICALL): Define.
10760 (AVR_3_BYTE_PC): Redefine.
10761 (AVR_2_BYTE_PC): (Ditto.).
10762 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
10763 (LINK_SPEC): Add atmega2560 and atmega2561.
10764 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
10766 * config/avr/avr.md (call_insn): Use eicall instead of icall
10767 for 3 byte PC devices.
10768 (call_value_insn): (Ditto.).
10769 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
10770 (indirect_jump): Use only for for 2 byte PC devices.
10771 (*tablejump): (Ditto.).
10772 (*indirect_jump_avr6): Add insn.
10773 (*tablejump_rjmp): Don't use for 3 byte PC devices.
10774 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
10775 instead of ijmp for 3 byte PC devices.
10776 (__tablejump2__): (Ditto.).
10777 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
10778 (MULITLIB_DIRNAMES): (Ditto.).
10779 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
10781 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
10783 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
10784 "sse2_umulsidi3". Use V1DI mode for operand 0.
10785 ("mmx_psadbw"): Use V1DI mode for operand 0.
10786 * config/i386/i386-modes.def (V1SI): New vector mode.
10787 * config/i386/i386.c (struct builtin_description)
10788 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
10789 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
10790 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
10791 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
10792 v1di_ftype_v8qi_v8qi type.
10793 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
10795 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
10796 __builtin_ia32_pmuludq]: Fix the mode of return value.
10798 2008-03-15 Richard Guenther <rguenther@suse.de>
10800 PR middle-end/35595
10801 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
10804 2008-03-14 Bob Wilson <bob.wilson@acm.org>
10806 * doc/invoke.texi (Option Summary, Xtensa Options): Document
10807 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
10808 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
10809 unless TARGET_SERIALIZE_VOLATILE is enabled.
10810 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
10811 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
10812 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
10814 2008-03-14 Richard Guenther <rguenther@suse.de>
10816 PR tree-optimization/34172
10817 * tree-flow.h (refs_may_alias_p): Declare.
10818 (get_single_def_stmt): Likewise.
10819 (get_single_def_stmt_from_phi): Likewise.
10820 (get_single_def_stmt_with_phi): Likewise.
10821 * tree-dfa.c (refs_may_alias_p): New function.
10822 (get_single_def_stmt): Likewise.
10823 (get_single_def_stmt_from_phi): Likewise.
10824 (get_single_def_stmt_with_phi): Likewise.
10825 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
10826 (vn_reference_lookup_1): New helper function.
10827 (vn_reference_lookup): Walk the virtual use-def chain to
10828 continue searching for a match if the def does not alias the
10829 reference we are looking for.
10831 2008-03-14 David Edelsohn <edelsohn@gnu.org>
10833 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
10834 archive and Perzl. Update The Written Word listing.
10836 2008-03-14 Richard Guenther <rguenther@suse.de>
10838 PR tree-optimization/34043
10839 PR tree-optimization/33989
10840 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
10842 (bitmap_find_leader): Use extra argument to verify dominance
10843 relationship inside a basic-block.
10844 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
10845 (find_leader_in_sets): Adjust.
10846 (create_component_ref_by_pieces): Take extra argument for
10847 dominance check, handle lookup failures.
10848 (find_or_generate_expression): Likewise.
10849 (create_expression_by_pieces): Likewise.
10850 (insert_into_preds_of_block): Adjust.
10851 (create_value_expr_from): If asked for, verify all operands
10852 are in the blocks AVAIL_OUT set.
10853 (make_values_for_stmt): Check for SSA_NAMEs that are life
10854 over an abnormal edge.
10855 (compute_avail): Remove such check.
10856 (do_SCCVN_insertion): New function.
10857 (eliminate): If we do not find a leader suitable for replacement
10858 insert a replacement expression from SCCVN if available.
10859 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
10860 (struct vn_ssa_aux): Add needs_insertion flag.
10861 * tree-ssa-sccvn.c (may_insert): New global flag.
10862 (copy_reference_ops_from_ref): Value-number union member access
10863 based on its size, not type and member if insertion is allowed.
10864 (visit_reference_op_load): For a weak match from union type
10865 punning lookup a view-converted value and insert a SSA_NAME
10866 for that value if that is not found.
10867 (visit_use): Make dumps shorter. Do not disallow value numbering
10868 SSA_NAMEs that are life over an abnormal edge to constants.
10869 (free_scc_vn): Release inserted SSA_NAMEs.
10870 (run_scc_vn): New flag to specify whether insertion is allowed.
10871 Process SSA_NAMEs in forward order.
10872 * tree-ssa-loop-im.c (for_each_index): Handle invariant
10873 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
10874 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
10875 pointer type to/from integral types that do not change the
10876 precision to regular conversions.
10878 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
10880 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10881 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10882 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
10883 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
10884 input arguments and the mode of return value. Built-in functions
10885 that operate on whole 64-bit MMX register now use V1DI mode.
10887 2008-03-13 Alon Dayan <alond@il.ibm.com>
10888 Olga Golovanevsky <olga@il.ibm.com>
10890 PR tree-optimization/35041
10891 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
10892 to locate the right position in a statement.
10894 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
10898 * config/i386/xmmintrin.h: Change all static inline functions to
10899 extern inline and add __gnu_inline__ attribute.
10900 * config/i386/bmintrin.h: Ditto.
10901 * config/i386/smmintrin.h: Ditto.
10902 * config/i386/tmmintrin.h: Ditto.
10903 * config/i386/mmintrin-common.h: Ditto.
10904 * config/i386/ammintrin.h: Ditto.
10905 * config/i386/emmintrin.h: Ditto.
10906 * config/i386/pmmintrin.h: Ditto.
10907 * config/i386/mmintrin.h: Ditto.
10908 * config/i386/mm3dnow.h: Ditto.
10910 2008-03-13 Jakub Jelinek <jakub@redhat.com>
10912 PR middle-end/35185
10913 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
10914 (lower_omp_2): New function.
10915 (lower_omp_1, lower_omp): Rewritten.
10917 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
10920 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
10921 with the phrase "Microsoft Windows compilers".
10922 (Push/Pop Macro Pragmas): New subsection. Document
10923 #pragma push_macro and pragma pop_macro.
10925 2008-03-12 Paul Brook <paul@codesourcery.com>
10927 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
10929 2008-03-12 Paul Brook <paul@codesourcery.com>
10931 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
10932 (thumb2_alusi3_short): Exclude PLUS and MINUS.
10933 (thumb2_addsi_shortim): Rename ...
10934 (thumb2_addsi_short): ... to this. Allow register operands.
10935 (thumb2_subsi_short): New pattern.
10936 (thumb2_one_cmplsi2_short,
10937 thumb2_negsi2_short): New patterns and peepholes.
10939 2008-03-12 Paul Brook <paul@codesourcery.com>
10941 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
10943 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
10945 * config/i386/i386.md (int_cond): New code iterator.
10947 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
10948 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
10949 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
10950 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
10951 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
10952 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
10953 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
10954 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
10956 2008-03-12 Paul Brook <paul@codesourcery.com>
10958 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
10959 instead of {arm,thumb}_compute_save_reg_mask.
10960 (output_return_instruction): Ditto.
10961 (thumb_unexpanded_epilogue): Ditto.
10962 (thumb1_expand_prologue): Ditto.
10963 (thumb1_output_function_prologue): Ditto.
10964 (arm_set_return_address): Ditto.
10965 (thumb_set_return_address): Ditto.
10966 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
10967 regs to achieve stack alignment.
10968 (thumb1_compute_save_reg_mask): Fix compiler warning.
10969 (arm_output_epilogue): Use offsets->saved_regs_mask.
10970 Adjust stack pointer by poping call clobered registers.
10971 (arm_expand_prologue): Use offsets->saved_regs_mask.
10972 Adjust stack pointer by pushing extra registers.
10973 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
10975 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
10978 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
10979 conversion to the operands of a multiplication.
10981 2008-03-12 Richard Guenther <rguenther@suse.de>
10983 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
10984 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
10985 * timevar.def (TV_TREE_PHIPROP): Add.
10986 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
10987 pass description. Use TV_TREE_PHIPROP.
10988 * tree-ssa-forwprop.c: Remove phiprop code.
10990 2008-03-12 Jakub Jelinek <jakub@redhat.com>
10992 PR middle-end/35549
10993 * omp-low.c (maybe_lookup_decl): Constify first argument.
10994 (use_pointer_for_field): Change last argument from bool to
10995 omp_context *. Disallow shared copy-in/out in nested
10996 parallel if decl is shared in outer parallel too.
10997 (build_outer_var_ref, scan_sharing_clauses,
10998 lower_rec_input_clauses, lower_copyprivate_clauses,
10999 lower_send_clauses, lower_send_shared_vars): Adjust callers.
11001 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
11002 Ira Rosen <irar@il.ibm.com>
11004 * tree-vectorizer.c (free_stmt_vec_info): New function.
11005 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
11006 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
11007 * tree-vectorizer.h (free_stmt_vec_info): Declare.
11008 * tree-vect-transform.c (vectorizable_conversion): Free
11009 vec_oprnds0 if it was allocated.
11010 (vect_permute_store_chain): Remove unused VECs.
11011 (vectorizable_store): Free VECs that are allocated in the..
11013 (vect_transform_strided_load, vectorizable_load): Likewise.
11014 (vect_remove_stores): Simplify the code.
11015 (vect_transform_loop): Move code to vect_remove_stores().
11016 Call vect_remove_stores() and free_stmt_vec_info().
11018 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11020 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
11021 TARGET_HPUX. Revise comment.
11022 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
11023 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
11024 Use sr4 variant of `be' instruction when not generating PIC code.
11025 (attr_length_call): Adjust for above change.
11027 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
11029 * ipa-reference.c (static_execute): Remove module_statics_const and
11030 associated setting code.
11032 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
11035 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
11036 predicate for operand 1.
11037 (paritysi2_cmp): Use register_operand predicate for operand 2.
11038 Use earlyclobber modifier for operand 1. Remove support for
11040 (paritydi2_cmp): Use register_operand predicate for operand 3.
11041 Use earlyclobber modifier for operand 1. Remove support for
11044 2008-03-11 Paul Brook <paul@codesourcery.com>
11045 Vladimir Prus <vladimir@codesourcery.com>
11047 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
11048 (arm_compute_save_reg0_reg12_mask): Always
11049 check if register 11 must be saved. Always safe hard frame pointer
11050 when frame_pointer_needeed.
11051 (arm_compute_save_reg_mask): Save IP and PC
11052 only with apcs frames.
11053 (arm_output_epilogue): Adjust Thumb2 codepath to
11054 be also invoked and work for ARM non-apcs frames.
11055 (arm_expand_prologue): Don't bother saving IP
11056 for non-apcs frame, since it's not clobbered by
11057 prologue code. Implement non-apcs frame
11060 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
11062 PR rtl-optimization/35281
11063 * expr.c (convert_move): Use a new pseudo for the intermediate
11064 from_mode->word_mode result.
11066 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
11068 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
11069 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
11070 * toplev.c (compile_file): Don't call it.
11072 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
11074 PR middle-end/35526
11075 * expr.c (store_expr): Call emit_block_move if the mode
11076 of "temp" RTX is BLKmode.
11078 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
11079 Richard Guenther <rguenther@suse.de>
11081 PR tree-optimization/31358
11082 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
11083 the step with a NULL_TREE.
11084 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
11085 to sizetype if type is a pointer type.
11086 (add_candidate_1): Don't convert the base and step to
11087 the generic type if the orginal type is a pointer type.
11088 (add_iv_value_candidates): Use sizetype for the step
11089 if type is a pointer type.
11090 (cand_value_at): Likewise.
11091 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
11093 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
11094 Don't convert the tem affine to the type.
11095 (add_elt_to_tree): Use sizetype for the step if a pointer.
11096 Use POINTER_PLUS_EXPR for pointers.
11097 (aff_combination_to_tree): Use sizetype for the step if a
11100 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
11102 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
11103 Remove commutativity hint.
11105 2008-03-10 Jakub Jelinek <jakub@redhat.com>
11109 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
11110 errorneous type. Check that v is a VAR_DECL.
11112 PR middle-end/35099
11113 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
11115 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
11117 PR tree-optimization/35494
11118 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
11119 may be overriden at link and run time.
11121 2008-03-10 Richard Guenther <rguenther@suse.de>
11123 PR tree-optimization/34677
11124 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
11125 (poolify_tree): Likewise.
11126 (modify_expr_template): Likewise.
11127 (poolify_modify_stmt): Likewise.
11128 (insert_fake_stores): Handle all component-ref style stores
11129 in addition to INDIRECT_REF. Also handle complex types.
11130 Do not poolify the inserted load.
11131 (realify_fake_stores): Do not rebuild the tree but only
11132 make it a SSA_NAME copy.
11133 (init_pre): Remove initialzation of modify_expr_template.
11134 Do not allocate modify_expr_node_pool.
11135 (fini_pre): Do not free modify_expr_node_pool.
11137 2008-03-10 Paul Brook <paul@codesourcery.com>
11139 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
11140 to avoid conflicts.
11142 2008-03-10 Paul Brook <paul@codesourcery.com>
11143 Mark Shinwell <shinwell@codesourcery.com>
11145 * config/arm/cortex-r4.md: New.
11146 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
11148 * config/arm/arm.md: Include cortex-r4.md.
11149 (insn): Add smmls, sdiv and udiv values.
11150 (generic_sched): Don't use generic scheduling for Cortex-R4.
11151 (arm_issue_rate): New function.
11152 (TARGET_SCHED_ISSUE_RATE): Define.
11154 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
11156 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
11158 2008-03-10 Richard Guenther <rguenther@suse.de>
11160 * tree-ssa-pre.c (get_sccvn_value): Simplify.
11161 (compute_avail): Do not add stmt uses to AVAIL_OUT.
11163 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
11165 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
11166 Set default to true.
11168 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11170 * c.opt (Wsynth): Deprecate.
11171 * doc/invoke.texi (Option Summary, Warning Options): Document
11172 -Wno-format-contains-nul.
11174 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
11177 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
11178 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
11180 2008-03-09 Ira Rosen <irar@il.ibm.com>
11182 * config/rs6000/rs6000.c (builtin_description): Rename vector
11183 left shift operations.
11184 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
11185 (altivec_vsl<VI_char>): Rename to ...
11186 (ashl<mode>3): ... new name.
11187 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
11189 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
11191 2008-03-08 Richard Guenther <rguenther@suse.de>
11193 * coverage.h (tree_coverage_counter_addr): Declare.
11194 * coverage.c (tree_coverage_counter_addr): New function.
11195 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
11196 before using again.
11197 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
11198 (tree_gen_one_value_profiler): Likewise.
11199 (tree_gen_ic_profiler): Likewise.
11200 (tree_gen_average_profiler): Likewise.
11201 (tree_gen_ior_profiler): Likewise.
11203 2008-03-08 Richard Guenther <rguenther@suse.de>
11205 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
11206 (vn_binary_op_insert): Likewise.
11207 (vn_unary_op_lookup): Likewise.
11208 (vn_unary_op_insert): Likewise.
11209 (vn_nary_op_lookup): Declare.
11210 (vn_nary_op_insert): Likewise.
11211 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
11212 and binary hashes, use a single obstack for unary_op_pool
11213 and binary_op_pool.
11214 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
11215 a single struct vn_nary_op_s. Store tree code length and
11216 a variable number of operands.
11217 (struct vn_reference_op_struct): Remove unused op2.
11218 (vn_reference_op_eq): Do not compare op2.
11219 (vn_reference_op_compute_hash): Do not compute hash of op2.
11220 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
11221 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
11222 with vn_nary_op_compute_hash.
11223 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
11224 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
11226 (vn_unary_op_insert, vn_binary_op_insert): Replace with
11228 (visit_unary_op): Call nary functions.
11229 (visit_binary_op): Likewise.
11230 (process_scc): Adjust for struct vn_tables_s changes.
11231 (allocate_vn_table): Likewise.
11232 (free_vn_table): Likewise.
11233 * tree-vn.c (vn_add): Call nary functions.
11234 (vn_lookup): Likewise.
11236 2008-03-08 Jakub Jelinek <jakub@redhat.com>
11239 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
11240 wdst back after sync_compare_and_swapqhi_internal.
11242 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
11245 * config/i386/i386-modes.def (V1DI): New vector mode.
11246 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
11247 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
11248 (MMXMODE248): Ditto.
11249 (MMXMODE): Add V1DI mode.
11250 (mmxvecsize): Change DI mode to V1DI mode.
11251 ("mov<mode>): Use MMXMODEI8 mode iterator.
11252 ("*mov<mode>_internal_rex64"): Ditto.
11253 ("*mov<mode>_internal"): Ditto.
11254 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
11255 ("mmx_sub<mode>3"): Ditto.
11256 ("mmx_adddi3"): Remove insn pattern.
11257 ("mmx_subdi3"): Ditto.
11258 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
11259 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
11260 ("mmx_ashl<mode>3"): Ditto.
11261 ("mmx_lshrdi3"): Remove insn pattern.
11262 ("mmx_ashldi3"): Ditto.
11263 * config/i386/i386.c (classify_argument): Handle V1DImode.
11264 (function_arg_advance_32): Ditto.
11265 (function_arg_32): Ditto.
11266 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
11267 mmx_addv1di3 insn pattern.
11268 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
11269 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
11270 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
11271 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
11272 Remove definitions of built-in functions.
11273 (V1DI_type_node): New node.
11274 (v1di_ftype_v1di_int): Ditto.
11275 (v1di_ftype_v1di_v1di): Ditto.
11276 (v2si_ftype_v2si_si): Ditto.
11277 (v4hi_ftype_v4hi_di): Remove node.
11278 (v2si_ftype_v2si_di): Ditto.
11279 (ix86_init_mmx_sse_builtins): Handle V1DImode.
11280 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
11281 Redefine builtins using def_builtin_const with *_ftype_*_int node.
11282 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
11283 Add new builtins using def_builtin_const.
11284 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
11285 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
11286 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
11287 * config/i386/mmintrin.h (__v1di): New typedef.
11288 (_mm_add_si64): Cast arguments to __v1di type.
11289 (_mm_sub_si64): Ditto.
11290 (_mm_sll_pi16): Cast __count to __v4hi type.
11291 (_mm_sll_pi32): Cast __count to __v2si type.
11292 (_mm_sll_si64): Cast arguments to __v1di type.
11293 (_mm_srl_pi16): Cast __count to __v4hi type.
11294 (_mm_srl_pi32): Cast __count to __v2si type.
11295 (_mm_srl_si64): Cast arguments to __v1di type.
11296 (_mm_sra_pi16): Cast __count to __v4hi type.
11297 (_mm_sra_pi32): Cast __count to __v2si type.
11298 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
11299 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
11300 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
11301 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
11302 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
11303 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
11304 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
11305 (_mm_srai_pi32): Use __builtin_ia32_psradi.
11306 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
11307 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
11308 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
11309 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
11311 2008-03-07 Joseph Myers <joseph@codesourcery.com>
11313 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
11315 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
11318 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
11319 reg+const addressing for Altivec modes. Don't generate reg+reg
11320 addressing for TFmode or TDmode quantities.
11322 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
11324 * c-common.c (vector_types_convertible_p): Call langhook
11325 instead of comptypes.
11327 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11330 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
11331 integral and scalar float variables which have a
11334 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
11336 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
11337 dwarf_register_span hook when emitting unwind information for
11338 register-to-memory saves.
11339 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
11340 (rs6000_frame_related): Remove call to spe_synthesize_frame.
11342 2008-03-06 Jakub Jelinek <jakub@redhat.com>
11344 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
11345 for the same VAR_DECL.
11347 2008-03-06 Tom Tromey <tromey@redhat.com>
11349 * treelang: Delete.
11350 * doc/standards.texi (Standards): Don't mention treelang.
11351 * doc/invoke.texi (Overall Options): Don't mention treelang.
11352 * doc/install.texi (Prerequisites): Don't mention bison or
11354 (Configuration): Don't mention treelang.
11355 (Building): Likewise.
11356 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
11358 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
11360 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
11361 word-extractions out of a multi-word object.
11363 2008-03-06 Richard Guenther <rguenther@suse.de>
11365 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
11366 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
11367 result type and precision.
11368 * expr.c (get_inner_reference): Set unsignedp based on the result
11369 type of BIT_FIELD_REF.
11370 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
11371 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
11372 (try_instantiate_multiple_fields): Likewise. Use the correct type
11374 (sra_build_assignment): Likewise.
11375 (sra_build_elt_assignment): Likewise.
11376 (sra_explode_bitfield_assignment): Likewise.
11377 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
11378 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
11379 set BIT_FIELD_REF_UNSIGNED.
11380 (vectorizable_load): Likewise.
11382 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
11384 * cse.c (cse_extended_basic_block): Invalidate artificial defs
11387 2008-03-06 Richard Guenther <rguenther@suse.de>
11389 * alias.c (struct alias_set_entry): Move has_zero_child field
11390 to pack with alias_set.
11392 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
11394 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11397 2008-03-05 Ian Lance Taylor <iant@google.com>
11399 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
11401 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
11403 * fwprop.c (update_df): Support width and offset parameters of
11405 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
11406 global_conflicts): Change DF_REF_EXTRACT to either
11407 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
11408 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
11409 * df-scan.c (df_ref_record, df_defs_record,
11410 df_ref_create_structure, df_def_record_1, df_uses_record,
11411 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
11412 df_bb_refs_collect, df_entry_block_defs_collect,
11413 df_exit_block_uses_collect): Support new width and offset fields.
11414 (ref_extract_pool): New storage pool.
11415 (df_free_ref): New function.
11416 (df_reg_chain_unlink, df_free_collection_rec,
11417 df_sort_and_compress_refs): Call df_free_ref.
11418 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
11420 (df_ref_create_structure): Allocate df_ref_extract if offset and
11421 width fields are used.
11422 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
11423 (df_uses_record): Get offset and width from ZERO_EXTRACT
11425 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
11426 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
11427 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
11428 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
11429 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
11430 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
11431 (df_ref_extract): New structure.
11432 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
11433 (df_ref_create): Add width and offset parameters.
11435 2008-03-05 Richard Guenther <rguenther@suse.de>
11437 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11438 Use ranges_overlap_p.
11439 (offset_overlaps_with_access): Rename
11440 to ranges_overlap_p and move ...
11441 * tree-flow-inline.h (ranges_overlap_p): ... here.
11443 * tree.h (get_inner_reference, handled_component_p): Update
11446 * tree.h (record_component_aliases, get_alias_set,
11447 alias_sets_conflict_p, alias_sets_must_conflict_p,
11448 objects_must_conflict_p): Move declarations ...
11449 * alias.h (record_component_aliases, get_alias_set,
11450 alias_sets_conflict_p, alias_sets_must_conflict_p,
11451 objects_must_conflict_p): ... here.
11452 Include coretypes.h.
11453 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
11455 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
11457 * cfg.c: Include tree-flow.h.
11458 (remove_edge_raw): Call redirect_edge_var_map_clear.
11459 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
11460 * tree-flow-inline.h (redirect_edge_var_map_def): New.
11461 (redirect_edge_var_map_result): New.
11462 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
11463 PENDING_STMT use with redirect_edge_var_map_*.
11464 * tree-ssa.c (edge_var_maps): New definition.
11465 (redirect_edge_var_map_add): New.
11466 (redirect_edge_var_map_clear): New.
11467 (redirect_edge_var_map_dup): New.
11468 (redirect_edge_var_map_vector): New.
11469 (redirect_edge_var_map_destroy): New.
11470 (ssa_redirect_edge): Replace PENDING_STMT use with
11471 redirect_edge_var_map_*.
11472 (flush_pending_stmts): Same.
11473 (delete_tree_ssa): Destroy edge var map.
11474 * tree-flow.h (struct _edge_var_map): New.
11475 Define edge_var_map vector type.
11476 Declare redirect_edge_var_map_* prototypes.
11477 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
11478 * tree-cfg.c (reinstall_phi_args): Replace
11479 PENDING_STMT use with redirect_edge_var_map_*.
11481 2008-03-05 Richard Guenther <rguenther@suse.de>
11483 PR tree-optimization/35472
11484 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
11485 whose single use_stmt has a overlapping set of loaded and
11486 stored symbols as that use_stmt might be a noop assignment then.
11488 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
11490 * gthr-rtems.h: Implement __gthread_mutex_destroy.
11492 2008-03-05 Richard Guenther <rguenther@suse.de>
11495 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
11496 should be constants.
11497 * tree-cfg.c (verify_expr): Verify it.
11498 * fold-const.c (fold_truthop): Remove code generating
11499 BIT_FIELD_REFs of structure bases.
11500 (fold_binary): Likewise.
11501 (fold_ternary): Position and size of BIT_FIELD_REFs are
11502 always host integers.
11503 (make_bit_field_ref): Remove.
11504 (optimize_bit_field_compare): Remove.
11505 (all_ones_mask_p): Remove.
11507 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
11510 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
11511 (split_block_and_df_analyze): New. Split basic block and rebuild
11513 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
11515 (split_pattern_seq): Likewise.
11516 (erase_matching_seqs): Likewise.
11517 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
11519 2008-03-04 Geoff Keating <geoffk@apple.com>
11521 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
11522 declaration and code.
11523 (tree_invalid_nonnegative_warnv_p): Likewise.
11525 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
11527 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
11528 examples. Truncate option-names then causing overfull hbox.
11530 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11533 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
11535 * configure: Rebuilt.
11537 2008-03-04 Rafael Espindola <espindola@google.com>
11539 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
11540 (tree_unary_nonnegative_warnv_p): New.
11541 (tree_binary_nonnegative_warnv_p): New.
11542 (tree_single_nonnegative_warnv_p): New.
11543 (tree_invalid_nonnegative_warnv_p): New.
11544 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
11546 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11549 * opts.c (handle_option): Postpone 'unknown option' errors only for
11552 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
11555 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
11558 2008-03-04 Rafael Espindola <espindola@google.com>
11560 * fold-const.c (tree_unary_nonzero_warnv_p): New.
11561 (tree_binary_nonzero_warnv_p): New.
11562 (tree_single_nonzero_warnv_p): New.
11563 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
11565 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
11567 PR middle-end/35456
11568 * fold-const.c (fold_cond_expr_with_comparison): Prevent
11569 transformations for modes that have signed zeros.
11570 * ifcvt.c (noce_try_abs): Ditto.
11572 2008-03-04 Joseph Myers <joseph@codesourcery.com>
11574 * config/i386/i386.c (override_options): Force
11575 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
11577 2008-03-04 Jan Hubicka <jh@suse.cz>
11580 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
11583 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
11585 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
11586 label to probe the stack.
11588 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
11590 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
11591 (__gthr_win32_mutex_destroy): Declare.
11592 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
11593 __gthr_win32_mutex_destroy.
11594 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
11596 2008-03-03 Jan Hubicka <jh@suse.cz>
11599 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
11600 aggressive on inlining cold calls.
11602 2008-03-03 Richard Guenther <rguenther@suse.de>
11604 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
11605 struct copies into the expression table.
11606 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
11607 (try_to_simplify): Likewise.
11608 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
11609 integral and pointer arguments which do not change the
11610 precision to NOP_EXPRs.
11611 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
11612 VIEW_CONVERT_EXPR case.
11614 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
11616 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
11617 defined in a loop at depth 0 is invariant.
11618 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
11619 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
11620 be called at loop depth 0.
11622 2008-03-02 Jakub Jelinek <jakub@redhat.com>
11625 * gcc.c (process_command): Update copyright notice dates.
11626 * gcov.c (print_version): Likewise.
11627 * gcov-dump.c (print_version): Likewise.
11628 * mips-tfile.c (main): Likewise.
11629 * mips-tdump.c (main): Likewise.
11631 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11634 * c-common.c (flag_permissive): Delete.
11635 (constant_expression_warnings): Check flags first.
11636 (constant_expression_error): New.
11637 * c-common.h (flag_permissive): Delete.
11638 (constant_expression_error): Declare.
11639 * flags.h (flag_permissive): Declare. Update description.
11640 * diagnostic.c (pedwarn): Update.
11642 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
11643 (permissive_error_kind): New.
11644 * toplev.c (flag_permissive): Define. Update description.
11645 * toplev.h (permissive_error_kind): Declare.
11646 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
11647 (pedwarn_c90): Use pedantic_warning_kind.
11648 * c-opts.c (c_common_post_options): flag_permissive does not affect
11649 flag_pedantic_errors.
11651 2008-03-02 Joseph Myers <joseph@codesourcery.com>
11653 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
11654 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
11655 __absvsi2, __absvDI2): Use unsigned arithmetic.
11657 2008-03-02 Andi Kleen <ak@suse.de>
11658 Richard Guenther <rguenther@suse.de>
11660 * struct-equiv.c: Remove file.
11661 * cfg_cleanup.c (condjump_equiv_p): Remove.
11662 * Makefile.in (OBJS-common): Remove struct-equiv.o.
11663 (struct-equiv.o): Remove rule.
11664 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
11665 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
11666 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
11668 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11670 * ifcvt.c (noce_process_if_block): Try to handle only the then
11671 block if the else block exists but isn't suitable.
11673 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
11676 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
11677 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
11678 regression from previous patch.
11680 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
11683 * gthr.h: Add __gthread_mutex_destroy as a function that must be
11685 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
11686 * gthr-single.h (__gthread_mutex_destroy): Likewise.
11687 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
11688 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
11689 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
11690 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
11691 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
11692 (__gthread_mutex_destroy_function): Rename to
11693 __gthread_mutex_destroy.
11694 * gthr-dce.h (__gthread_mutex_destroy): Call
11695 pthread_mutex_destroy.
11696 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
11697 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
11698 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
11700 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11702 * df-scan.c (df_ref_chain_change_bb): Simplify.
11703 (df_insn_change_bb): Add new_bb argument. Simplify. Call
11704 set_block_for_insn if there's any change.
11705 * df.h ((df_insn_change_bb): Fix prototype.
11706 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
11707 df_insn_change_bb, don't call set_block_for_insn.
11708 * emit-rtl.c (reorder_insns): Likewise.
11709 * haifa-sched.c (move_insn): Likewise.
11711 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11713 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
11715 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11717 * tree-flow-inline.h (next_readonly_imm_use): Return
11718 NULL_USE_OPERAND_P after the end.
11720 2008-03-01 Richard Guenther <rguenther@suse.de>
11722 PR tree-optimization/35411
11723 * tree-sra.c (sra_build_assignment): Split conversion to
11724 final type to a separate statement if we are not assigning
11727 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11729 * fold-const.c (fold_convertible_p): Correct the logic to follow
11730 that in fold_convert().
11732 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
11735 * tree-inline.c (build_duplicate_type): When we make a
11736 duplicate type, make it unique in the canonical types system.
11738 2008-02-29 Tom Tromey <tromey@redhat.com>
11740 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
11741 input_file_stack_history, input_file_stack_restored): Remove.
11742 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
11743 * input.h (struct file_stack): Remove.
11744 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
11745 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
11747 * diagnostic.h (struct diagnostic_context) <last_module>: Change
11749 (diagnostic_last_module_changed): Add 'map' argument.
11750 (diagnostic_set_last_function): Likewise.
11751 * diagnostic.c (undiagnostic_report_current_module): Iterate using
11752 line map, not input_file_stack.
11753 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
11755 2008-02-29 Paul Brook <paul@codesourcery.com>
11757 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
11759 2008-02-29 Paul Brook <paul@codesourcery.com>
11761 * config/arm/ieee754-df.S (muldf3): Use RET macros.
11763 2008-02-29 Richard Guenther <rguenther@suse.de>
11765 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
11767 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
11768 value for comparing for a store match.
11769 (simplify_unary_expression): Do nothing for SSA_NAMEs.
11770 (try_to_simplify): Do not do a full-blown reference lookup.
11772 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
11774 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
11775 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
11777 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
11779 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
11781 * tree-loop-linear.c (try_interchange_loops): Compare memory access
11782 strides against cache sizes.
11784 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
11786 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
11789 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
11791 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
11792 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
11793 is smaller than the original promoted value.
11794 (simplify_subreg): If OP is a SUBREG, try to preserve its
11795 SUBREG_PROMOTED_VAR_P information.
11797 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
11799 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
11800 (VN_INFO_GET): Allocate new objects on the obstack.
11801 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
11802 for rpo_numbers_temp, for consistency.
11803 (free_scc_vn): Free the obstack.
11805 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
11807 * doc/invoke.texi: Document -ftree-loop-distribution.
11808 * tree-loop-distribution.c: New.
11809 * tree-pass.h (pass_loop_distribution): New.
11810 * graphds.h (struct graph): Add htab_t indices.
11811 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
11812 * tree-vectorizer.c (rename_variables_in_loop): Extern.
11813 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
11814 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
11815 * tree-data-ref.c (debug_data_dependence_relations): New.
11816 (dump_data_dependence_relation): Also print data references.
11817 (free_data_ref): Extern.
11818 (same_access_functions): Moved...
11819 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
11820 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
11821 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
11822 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
11823 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
11824 (stmts_from_loop): Skip LABEL_EXPR.
11825 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
11827 (build_rdg): Initialize rdg->indices htab.
11828 (free_rdg, stores_from_loop, ref_base_address,
11829 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
11830 have_similar_memory_accesses_1, ref_base_address_1,
11831 remove_similar_memory_refs): New.
11832 * tree-data-ref.h: Depend on tree-chrec.h.
11833 (debug_data_dependence_relations, free_data_ref): Declared.
11834 (same_access_functions): ... here.
11835 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
11837 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
11838 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
11839 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
11840 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
11841 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
11842 rdg_vertex_for_stmt): Declared.
11843 (struct rdg_edge): Add level.
11845 (free_rdg, stores_from_loop, remove_similar_memory_refs,
11846 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
11848 (rdg_has_similar_memory_accesses): New.
11849 * tree-vect-analyze.c: Remove unused static decls.
11850 * lambda.h (dependence_level): New.
11851 * common.opt (ftree-loop-distribution): New.
11852 * tree-flow.h (mark_virtual_ops_in_bb,
11853 slpeel_tree_duplicate_loop_to_edge_cfg,
11854 rename_variables_in_loop): Declared.
11855 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
11856 (OBJS-common): Add tree-loop-distribution.o.
11857 (tree-loop-distribution.o): New rule.
11858 * tree-cfg.c (mark_virtual_ops_in_bb): New.
11859 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
11860 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
11862 2008-02-28 Joseph Myers <joseph@codesourcery.com>
11865 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
11866 other than structures and unions.
11868 2008-02-28 Richard Guenther <rguenther@suse.de>
11871 2008-02-26 Richard Guenther <rguenther@suse.de>
11873 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11874 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11875 (lookup_decl_from_uid): Declare.
11876 (remove_decl_from_map): Likewise.
11877 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11878 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11879 (decl_for_uid_map): New global hashtable mapping DECL_UID
11881 (init_ttree): Allocate it.
11882 (insert_decl_to_uid_decl_map): New helper function.
11883 (make_node_stat): Insert new decls into the map.
11884 (copy_node_stat): Likewise.
11885 (lookup_decl_from_uid): New function.
11886 (remove_decl_from_map): Likewise.
11887 (print_decl_for_uid_map_statistics): New helper.
11888 (dump_tree_statistics): Call it.
11890 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11891 (referenced_var_iterator): Adjust.
11892 (FOR_EACH_REFERENCED_VAR): Adjust.
11893 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11894 (num_referenced_vars): Adjust.
11895 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11896 (first_referenced_var): Remove.
11897 (end_referenced_vars_p): Likewise.
11898 (next_referenced_var): Likewise.
11899 (referenced_var_iterator_set): New helper function.
11900 * tree-dfa.c (referenced_var_lookup): Adjust.
11901 (referenced_var_check_and_insert): Likewise.
11902 (remove_referenced_var): Likewise.
11903 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11904 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11905 (verify_call_clobbering): Likewise.
11906 (verify_memory_partitions): Likewise.
11907 (init_tree_ssa): Allocate bitmap instead of hashtable for
11909 (delete_tree_ssa): Adjust.
11910 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11911 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11912 (compute_tag_properties): Likewise.
11913 (set_initial_properties): Likewise.
11914 (find_partition_for): Likewise.
11915 (update_reference_counts): Likewise.
11916 (dump_may_aliases_for): Likewise.
11917 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11918 (add_call_clobber_ops): Likewise.
11919 (add_call_read_ops): Likewise.
11920 (get_asm_expr_operands): Likewise.
11921 * tree-into-ssa.c (dump_decl_set): Likewise.
11922 (update_ssa): Likewise.
11923 * tree-sra.c (scan_function): Likewise.
11924 (decide_instantiations): Likewise.
11925 (scalarize_parms): Likewise.
11926 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11927 (dsa_named_for): Likewise.
11928 * tree-ssa-structalias.c (update_alias_info): Likewise.
11929 (merge_smts_into): Likewise.
11931 2008-02-27 David Daney <ddaney@avtrex.com>
11934 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
11935 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
11936 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
11937 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
11938 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
11940 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
11943 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
11944 (BUILT_IN_NEXTTOWARD): Remove.
11945 (BUILT_IN_NEXTTOWARDF): Ditto.
11946 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
11947 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
11949 2008-02-27 Tom Tromey <tromey@redhat.com>
11951 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
11952 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
11954 2008-02-27 Jan Beulich <jbeulich@novell.com>
11956 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
11957 update the respective field on newdecl.
11959 2008-02-27 Revital Eres <eres@il.ibm.com>
11961 PR rtl-optimization/34999
11962 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
11963 crossing edges that ends with a call insn.
11964 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
11965 call insn and clear the EDGE_CROSSING flag of the crossing edge
11966 when fixing fallthru edges.
11968 2008-02-27 Richard Guenther <rguenther@suse.de>
11970 PR middle-end/35390
11971 * fold-const.c (fold_unary): Return the correct argument,
11972 converted to the result type.
11974 2008-02-27 Richard Guenther <rguenther@suse.de>
11976 PR middle-end/34971
11977 * expr.c (expand_expr_real_1): Assert on rotates that operate
11979 * fold-const.c (fold_binary): Use the types precision, not the
11980 bitsize of the mode if folding rotate expressions. Build rotates
11981 only for full modes.
11983 2008-02-27 Jakub Jelinek <jakub@redhat.com>
11985 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
11986 and CPP_PRAGMA_EOL.
11987 * c-pragma.c (pragma_ns_name): New typedef.
11988 (registered_pp_pragmas): New variable.
11989 (c_pp_lookup_pragma): New function.
11990 (c_register_pragma_1): If flag_preprocess_only, do nothing
11991 for non-expanded pragmas, for expanded ones push pragma's
11992 namespace and name into registered_pp_pragmas vector.
11993 (c_invoke_pragma_handler): Register OpenMP pragmas even when
11994 flag_preprocess_only, don't register GCC pch_preprocess
11995 pragma if flag_preprocess_only.
11996 * c-opts.c (c_common_init): Call init_pragma even if
11997 flag_preprocess_only.
11998 * c-pragma.c (c_pp_lookup_pragma): New prototype.
11999 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
12000 cpp_register_pragma if flag_preprocess_only.
12002 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12005 * c-parser.c (c_parser_translation_unit): Warn for empty
12006 translation unit, not empty source file.
12008 2008-02-26 Paul Brook <paul@codesourcery.com>
12010 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
12011 operand for Thumb-2.
12012 * config/arm/arm.h (reg_class): Add CORE_REGS.
12013 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
12014 (BASE_REG_CLASS): Use CORE_REGS.
12015 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
12016 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
12017 (REGNO_OK_FOR_INDEX_P): Exclude SP.
12018 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
12019 ARM_REGNO_OK_FOR_INDEX_P.
12020 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
12021 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
12022 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
12023 (ldm/stm peepholes): Ditto.
12024 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
12025 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
12026 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
12027 * config/arm/constraints.md: Enable "k" constraint on ARM.
12029 2008-02-27 Ben Elliston <bje@au.ibm.com>
12031 * config/rs6000/rs6000.c: Annotate cache line size field in all
12032 instances of struct processor_costs.
12034 2008-02-26 David Edelsohn <edelsohn@gnu.org>
12036 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
12037 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
12038 jump_bypass): New counters.
12039 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
12040 * dce.c (gate_ud_dce): Same.
12041 (gate_fast_dce): Same.
12042 * dse.c (gate_dse1): New function.
12043 (gate_dse2): New function.
12044 (gate_dse): Merge results of new gate functions.
12045 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
12046 (gate_handle_jump_bypass): Add dbg_cnt.
12047 (gate_handle_gcse): Add dbg_cnt.
12048 * ifcvt.c (gate_handle_if_conversion): Same.
12049 (gate_handle_if_after_combine): Same.
12050 (gate_handle_if_after_reload): Same.
12051 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
12053 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
12055 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
12057 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
12059 2008-02-26 Jason Merrill <jason@redhat.com>
12062 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
12063 alone if it's the naming decl for the type's main variant.
12065 2008-02-26 Tom Tromey <tromey@redhat.com>
12067 * system.h (USE_MAPPED_LOCATION): Poison.
12068 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
12069 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
12070 (make_goto_expr_edges): Likewise.
12071 (remove_bb): Likewise.
12072 (execute_warn_function_return): Likewise.
12073 * basic-block.h (struct edge_def) <goto_locus>: Change type to
12075 * c-common.c (fname_decl): Remove old location code.
12076 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
12078 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
12080 (ASM_INPUT_SOURCE_LOCATION): Likewise.
12081 (gen_rtx_ASM_INPUT): Likewise.
12082 (gen_rtx_ASM_INPUT_loc): Likewise.
12083 (get_rtx_asm_OPERANDS): Remove.
12084 * cfglayout.c (insn_locators_alloc): Remove old location code.
12085 (set_curr_insn_source_location): Likewise.
12086 (curr_insn_locator): Likewise.
12087 * print-tree.c (print_node): Remove old location code.
12088 * tree-mudflap.c (mf_varname_tree): Remove old location code.
12089 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
12090 * cfgexpand.c (expand_gimple_cond_expr): Don't use
12091 location_from_locus.
12092 (construct_exit_block): Remove old location code.
12093 * emit-rtl.c (force_next_line_note): Remove old location code.
12094 * profile.c (branch_prob): Remove old location code.
12095 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
12096 LOC_LINE): Remove old-location variants.
12097 * langhooks.c (lhd_print_error_function): Remove old location
12099 * configure, config.in: Rebuilt.
12100 * configure.ac (--enable-mapped-location): Remove.
12101 * c-decl.c (c_init_decl_processing): Remove old location code.
12102 (finish_function): Likewise.
12103 * recog.c (decode_asm_operands): Remove old location code.
12104 * c-pch.c (c_common_read_pch): Remove old location code.
12105 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
12107 * gimple-low.c (lower_function_body): Remove old location code.
12108 * toplev.c (unknown_location): Remove.
12109 (push_srcloc): Remove old-location variant.
12110 (process_options): Remove old location code.
12111 (lang_dependent_init): Likewise.
12112 * input.h (UNKNOWN_LOCATION): Move definition.
12113 (location_t): Undeprecate.
12114 (source_locus): Remove.
12115 (location_from_locus): Remove.
12116 (struct location_s): Remove.
12117 Remove all old-location code.
12118 (input_line, input_filename): Remove.
12119 * final.c (final_scan_insn): Remove old location code.
12120 * diagnostic.c (diagnostic_build_prefix): Remove
12121 USE_MAPPED_LOCATION test.
12122 * tree.h (gimple_stmt) <locus>: Now a location_t.
12123 (tree_exp) <locus>: Likewise.
12124 (DECL_IS_BUILTIN): Remove old-location variant.
12125 (annotate_with_file_line, annotate_with_locus): Likewise.
12126 (expr_locus, set_expr_locus): Update.
12127 * tree.c (build1_stat): Remove old location code.
12128 (last_annotated_node): Remove.
12129 (annotate_with_file_line): Remove old-location variant.
12130 (annotate_with_locus): Likewise.
12131 (expr_location): Remove old location code.
12132 (set_expr_location): Likewise.
12133 (expr_has_location): Likewise.
12134 (expr_locus): Likewise.
12135 (set_expr_locus): Likewise.
12136 (expr_filename): Don't use location_from_locus.
12137 (expr_lineno): Likewise.
12138 * rtl-error.c (location_for_asm): Remove old location code.
12139 * c-lex.c (cb_line_change): Remove old location code.
12140 (fe_file_change): Likewise.
12141 (cb_def_pragma): Likewise.
12142 (c_lex_with_flags): Likewise.
12143 * gengtype.c (do_typedef): Don't special-case location types.
12144 (define_location_structures): Remove.
12145 (main): Don't call define_location_structures.
12146 * tree-pretty-print.c (dump_implicit_edges): Remove old location
12149 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12152 * builtins.def (BUILT_IN_STDARG_START): Remove.
12153 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
12154 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
12155 * tree-inline.c (inline_forbidden_p_1): Likewise.
12157 2008-02-26 Richard Guenther <rguenther@suse.de>
12159 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12160 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12161 (lookup_decl_from_uid): Declare.
12162 (remove_decl_from_map): Likewise.
12163 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12164 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12165 (decl_for_uid_map): New global hashtable mapping DECL_UID
12167 (init_ttree): Allocate it.
12168 (insert_decl_to_uid_decl_map): New helper function.
12169 (make_node_stat): Insert new decls into the map.
12170 (copy_node_stat): Likewise.
12171 (lookup_decl_from_uid): New function.
12172 (remove_decl_from_map): Likewise.
12173 (print_decl_for_uid_map_statistics): New helper.
12174 (dump_tree_statistics): Call it.
12176 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12177 (referenced_var_iterator): Adjust.
12178 (FOR_EACH_REFERENCED_VAR): Adjust.
12179 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12180 (num_referenced_vars): Adjust.
12181 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12182 (first_referenced_var): Remove.
12183 (end_referenced_vars_p): Likewise.
12184 (next_referenced_var): Likewise.
12185 (referenced_var_iterator_set): New helper function.
12186 * tree-dfa.c (referenced_var_lookup): Adjust.
12187 (referenced_var_check_and_insert): Likewise.
12188 (remove_referenced_var): Likewise.
12189 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12190 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12191 (verify_call_clobbering): Likewise.
12192 (verify_memory_partitions): Likewise.
12193 (init_tree_ssa): Allocate bitmap instead of hashtable for
12195 (delete_tree_ssa): Adjust.
12196 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12197 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12198 (compute_tag_properties): Likewise.
12199 (set_initial_properties): Likewise.
12200 (find_partition_for): Likewise.
12201 (update_reference_counts): Likewise.
12202 (dump_may_aliases_for): Likewise.
12203 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12204 (add_call_clobber_ops): Likewise.
12205 (add_call_read_ops): Likewise.
12206 (get_asm_expr_operands): Likewise.
12207 * tree-into-ssa.c (dump_decl_set): Likewise.
12208 (update_ssa): Likewise.
12209 * tree-sra.c (scan_function): Likewise.
12210 (decide_instantiations): Likewise.
12211 (scalarize_parms): Likewise.
12212 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12213 (dsa_named_for): Likewise.
12214 * tree-ssa-structalias.c (update_alias_info): Likewise.
12215 (merge_smts_into): Likewise.
12217 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12220 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
12221 * c-opts.c (c_common_handle_option): Wall enables
12222 Wvolatile-register-var.
12223 * common.opt: Move Wvolatile-register-var to...
12226 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12228 * common.opt (Wlarger-than=): New.
12229 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
12231 * opts.c (common_handle_option): Handle -Wlarger-than=.
12232 * optc-gen.awk: Likewise.
12233 * opth-gen.awk: Likewise.
12234 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
12235 * tree-optimize.c (tree_rest_of_compilation): Likewise.
12237 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12239 * c-common.c (match_case_to_enum_1): Add appropriate
12240 OPT_W* parameter to warning.
12241 (c_do_switch_warnings): Likewise.
12242 * c-typeck.c (warning_init): Add one more parameter following
12243 'warning' function.
12244 (push_init_level): Update call to warning_init.
12245 (pop_init_level): Likewise.
12246 (add_pending_init): Likewise.
12247 (output_init_element: Likewise.
12249 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12252 * toplev.c (toplev_main): If there are warnings or error, print
12253 errors for ignored options.
12254 * opts.c (ignored_options): New static variable.
12255 (postpone_unknown_option_error): New.
12256 (print_ignored_options): New.
12257 (handle_option): Postpone errors for unknown -Wno-* options.
12258 * opts.h (print_ignored_options): Declare.
12260 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
12262 * config/mips/mips.md (loadgp_blockage, blockage): Change type
12265 2008-02-25 Richard Guenther <rguenther@suse.de>
12268 2008-02-25 Richard Guenther <rguenther@suse.de>
12270 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12271 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12272 (lookup_decl_from_uid): Declare.
12273 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12274 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12275 (decl_for_uid_map): New global hashtable mapping DECL_UID
12277 (init_ttree): Allocate it.
12278 (insert_decl_to_uid_decl_map): New helper function.
12279 (make_node_stat): Insert new decls into the map.
12280 (copy_node_stat): Likewise.
12281 (lookup_decl_from_uid): New function.
12282 (print_decl_for_uid_map_statistics): New helper.
12283 (dump_tree_statistics): Call it.
12285 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12286 (referenced_var_iterator): Adjust.
12287 (FOR_EACH_REFERENCED_VAR): Adjust.
12288 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12289 (num_referenced_vars): Adjust.
12290 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12291 (first_referenced_var): Remove.
12292 (end_referenced_vars_p): Likewise.
12293 (next_referenced_var): Likewise.
12294 (referenced_var_iterator_set): New helper function.
12295 * tree-dfa.c (referenced_var_lookup): Adjust.
12296 (referenced_var_check_and_insert): Likewise.
12297 (remove_referenced_var): Likewise.
12298 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12299 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12300 (verify_call_clobbering): Likewise.
12301 (verify_memory_partitions): Likewise.
12302 (init_tree_ssa): Allocate bitmap instead of hashtable for
12304 (delete_tree_ssa): Adjust.
12305 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12306 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12307 (compute_tag_properties): Likewise.
12308 (set_initial_properties): Likewise.
12309 (find_partition_for): Likewise.
12310 (update_reference_counts): Likewise.
12311 (dump_may_aliases_for): Likewise.
12312 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12313 (add_call_clobber_ops): Likewise.
12314 (add_call_read_ops): Likewise.
12315 (get_asm_expr_operands): Likewise.
12316 * tree-into-ssa.c (dump_decl_set): Likewise.
12317 (update_ssa): Likewise.
12318 * tree-sra.c (scan_function): Likewise.
12319 (decide_instantiations): Likewise.
12320 (scalarize_parms): Likewise.
12321 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12322 (dsa_named_for): Likewise.
12323 * tree-ssa-structalias.c (update_alias_info): Likewise.
12324 (merge_smts_into): Likewise.
12326 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
12329 * doc/invoke.texi (-fcx-limited-range): Document new option.
12330 * toplev.c (process_options): Handle -fcx-fortran-rules.
12331 * common.opt: Add documentation for -fcx-fortran-rules.
12333 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
12336 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
12337 actual behaviour and C99.
12339 2008-02-26 Ben Elliston <bje@au.ibm.com>
12341 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
12342 (ASM_CPU_POWER6_SPEC): Likewise.
12343 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
12344 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
12345 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
12347 2008-02-25 Richard Guenther <rguenther@suse.de>
12349 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12350 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12351 (lookup_decl_from_uid): Declare.
12352 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12353 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12354 (decl_for_uid_map): New global hashtable mapping DECL_UID
12356 (init_ttree): Allocate it.
12357 (insert_decl_to_uid_decl_map): New helper function.
12358 (make_node_stat): Insert new decls into the map.
12359 (copy_node_stat): Likewise.
12360 (lookup_decl_from_uid): New function.
12361 (print_decl_for_uid_map_statistics): New helper.
12362 (dump_tree_statistics): Call it.
12364 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12365 (referenced_var_iterator): Adjust.
12366 (FOR_EACH_REFERENCED_VAR): Adjust.
12367 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12368 (num_referenced_vars): Adjust.
12369 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12370 (first_referenced_var): Remove.
12371 (end_referenced_vars_p): Likewise.
12372 (next_referenced_var): Likewise.
12373 (referenced_var_iterator_set): New helper function.
12374 * tree-dfa.c (referenced_var_lookup): Adjust.
12375 (referenced_var_check_and_insert): Likewise.
12376 (remove_referenced_var): Likewise.
12377 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12378 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12379 (verify_call_clobbering): Likewise.
12380 (verify_memory_partitions): Likewise.
12381 (init_tree_ssa): Allocate bitmap instead of hashtable for
12383 (delete_tree_ssa): Adjust.
12384 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12385 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12386 (compute_tag_properties): Likewise.
12387 (set_initial_properties): Likewise.
12388 (find_partition_for): Likewise.
12389 (update_reference_counts): Likewise.
12390 (dump_may_aliases_for): Likewise.
12391 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12392 (add_call_clobber_ops): Likewise.
12393 (add_call_read_ops): Likewise.
12394 (get_asm_expr_operands): Likewise.
12395 * tree-into-ssa.c (dump_decl_set): Likewise.
12396 (update_ssa): Likewise.
12397 * tree-sra.c (scan_function): Likewise.
12398 (decide_instantiations): Likewise.
12399 (scalarize_parms): Likewise.
12400 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12401 (dsa_named_for): Likewise.
12402 * tree-ssa-structalias.c (update_alias_info): Likewise.
12403 (merge_smts_into): Likewise.
12405 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
12408 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
12409 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
12410 * alias.h (nonoverlapping_memrefs_p): Likewise.
12412 2008-02-25 Jan Beulich <jbeulich@novell.com>
12414 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
12415 * config/i386/netware-libgcc.exp: Add __bswap?i2,
12416 __emultls_get_address, __emultls_register_common,
12417 __floatundi?f, and _Unwind_GetIPInfo.
12418 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
12419 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
12420 (gen_regparm_prefix): Likewise.
12421 (i386_nlm_encode_section_info): Sync with
12422 config/i386/winnt.c:i386_pe_encode_section_info().
12423 (i386_nlm_maybe_mangle_decl_assembler_name): New.
12424 i386_nlm_mangle_decl_assembler_name): New.
12425 (netware_override_options): New.
12426 * config/i386/netware.h (netware_override_options): Declare.
12427 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
12428 (i386_nlm_mangle_decl_assembler_name): Declare.
12429 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
12431 2008-02-25 Ben Elliston <bje@au.ibm.com>
12434 * c-decl.c (grokdeclarator): Remove unused local variables
12435 `typedef_type' and `type_as_written'.
12437 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
12438 unused local variable `has_hot_blocks'.
12439 (fix_crossing_conditional_branches): Remove unused local variable
12442 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
12444 PR middle-end/19984
12445 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
12446 using DEF_C99_BUILTIN.
12447 (BUILT_IN_NANF): Ditto.
12448 (BUILT_IN_NANL): Ditto.
12450 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
12451 Revital Eres <eres@il.ibm.com>
12453 * modulo-sched.c (calculate_must_precede_follow): Address TODO
12454 regarding the order of two dependent insns in the same row.
12456 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
12458 * stor-layout.c (layout_decl): Do not bump the alignment of a
12459 bit-field to more than byte alignment if it is packed.
12461 2008-02-24 David Edelsohn <edelsohn@gnu.org>
12463 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
12466 2008-02-24 Diego Novillo <dnovillo@google.com>
12468 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
12471 * tree-vrp.c (vrp_evaluate_conditional): With
12472 -Wtype-limits, emit a warning when comparing against a
12473 constant outside the natural range of OP0's type.
12474 * c.opt (Wtype-limits): Move ...
12475 * common.opt (Wtype-limits): ... here.
12477 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
12479 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
12480 * config/rs6000/e300c2c3.md: New file.
12481 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12483 (rs6000_override_options): Add e300c2 and e300c3 cases to
12484 processor_target_table. Do not allow usage of Altivec or Spe
12485 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
12486 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
12487 * config/rs6000/rs6000.h (processor_type): Add
12488 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
12489 (ASM_CPU_SPEC): Add e300c2 and e300c3.
12490 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
12491 and ppce300c3. Include e300c2c3.md.
12493 2008-02-23 David Edelsohn <edelsohn@gnu.org>
12495 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
12496 instead of TARGET_STRICT_ALIGN.
12498 2008-02-23 Joseph Myers <joseph@codesourcery.com>
12500 * explow.c (memory_address): Assert that the generated address is
12503 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12506 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
12507 * config/darwin-ppc-ldouble-patch.def: New file.
12508 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
12509 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
12510 SUBTARGET_INIT_BUILTINS if defined.
12511 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
12514 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
12517 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
12518 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
12520 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
12523 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
12524 file" warning condtional on -Winvalid-PCH.
12526 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
12528 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
12530 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
12534 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
12535 prevent reload from using MMX registers.
12536 (*mov<mode>_internal): Ditto.
12537 (*movv2sf_internal_rex64): Ditto.
12538 (*movv2sf_internal): Ditto.
12540 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12542 PR documentation/31569
12543 * doc/install.texi2html: Use makeinfo --no-number-sections.
12545 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12547 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
12548 ensure that we can address an entire entity > 8 bytes. Don't
12549 generate reg+reg addressing for such data.
12551 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12553 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
12554 strings when optimizing for size, unless the target cares about
12557 2008-02-22 Tom Tromey <tromey@redhat.com>
12559 * regclass.c (current_pass): Remove declaration.
12561 2008-02-22 Anatoly Sokolov <aesok@post.ru>
12563 * config/avr/libgcc.S (__RAMPZ__): Define.
12564 (__do_copy_data): Add for devices with 128KB code memory.
12566 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12568 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12570 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
12572 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
12574 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
12577 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12580 * c-typeck.c (build_binary_op): Warn about floating point
12581 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
12583 2008-02-21 Janis Johnson <janis187@us.ibm.com>
12586 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
12587 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
12589 (rs6000_override_options): Set altivec_abi as default, not override,
12590 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
12591 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
12592 is used; use new member spe_abi.
12593 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
12594 spe_abi and altivec_abi.
12596 2008-02-22 Tomas Bily <tbily@suse.cz>
12598 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
12600 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12603 * config.build (build_file_translate): Set to `CMD //c' only if
12605 * Makefile.in (build_file_translate): Improve comment.
12607 2008-02-21 Jan Hubicka <jh@suse.cz>
12609 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
12610 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
12611 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
12613 2008-02-21 Michael Matz <matz@suse.de>
12616 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
12618 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
12620 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
12621 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
12622 as insn constraint.
12623 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
12624 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
12625 SSE_VEC_FLOAT_MODE_P as insn constraint.
12626 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
12627 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
12628 sse4a_movntdf using MODEF mode iterator.
12629 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
12630 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
12631 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
12632 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
12633 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
12634 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
12635 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
12637 2008-02-21 Richard Guenther <rguenther@suse.de>
12639 * tree.def (PAREN_EXPR): New tree code.
12640 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
12642 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
12643 * expr.c (expand_expr_real_1): Likewise.
12644 * tree-inline.c (estimate_num_insns_1): Likewise.
12645 * tree-complex.c (expand_complex_move): Likewise.
12646 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
12649 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
12652 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
12654 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
12657 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
12659 * config/sh/sh.c (find_barrier): Don't go past
12660 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
12662 2008-02-20 DJ Delorie <dj@redhat.com>
12664 * config/h8300/h8300.md (insv): Force source operand to be a register.
12666 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
12667 as a jump, not as a plain insn.
12669 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
12671 * doc/invoke.texi (Warning Options): Add new option
12672 -Wframe-larger-than=.
12673 (-Wframe-larger-than): Document.
12675 * flags.h (warn_frame_larger_than, frame_larger_than_size):
12676 Add declarations for new option variables.
12678 * final.c (final_start_function): Check the frame size
12679 before emission and issue a Wframe-larger-than warning.
12681 * opts.c (warn_frame_larger_than, frame_larger_than_size):
12682 Add definitions for new option variables.
12683 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
12685 * common.opt (Wframe-larger-than=): New option.
12687 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
12689 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
12690 (<sse>_div<mode>3): Ditto.
12691 (<sse>_vmdiv<mode>3): Ditto.
12692 (<sse>_vmsqrt<mode>2): Ditto.
12693 (*smax<mode>3): Ditto.
12694 (sse5_frcz<mode>2): Ditto.
12695 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
12696 as insn constraint.
12698 2008-02-20 Richard Guenther <rguenther@suse.de>
12700 PR middle-end/35265
12701 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
12702 be happy with INTEGRAL_TYPE_P.
12704 2008-02-20 Richard Guenther <rguenther@suse.de>
12706 * fold-const.c (split_tree): Associate floatig-point expressions
12707 if flag_associative_math is set.
12709 2008-02-20 Richard Guenther <rguenther@suse.de>
12711 * tree.h (fold_real_zero_addition_p): Declare.
12712 * fold-const.c (fold_real_zero_addition_p): Export.
12713 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
12714 floating-point operations with zero and one.
12716 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
12718 * doc/install.texi: Correct references to CFLAGS, replacing them
12719 with BOOT_CFLAGS. Document flags used during bootstrap for
12722 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
12724 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
12725 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
12726 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
12728 (smin<mode>3): Ditto from similar patterns.
12729 (smax<mode>3): Ditto.
12730 (*ieee_smin<mode>3): Ditto.
12731 (*ieee_smax<mode>3): Ditto.
12732 * config/i386/sse.md (sse): New mode attribute.
12733 (mov<mode>): Macroize expander from movv4sf and movv2df using
12734 SSEMODEF2P mode iterator.
12735 (<sse>_movnt<mode>): Ditto from similar patterns. Use
12736 SSE_VEC_FLOAT_MODE_P as insn constraint.
12737 (storent<mode>): Ditto.
12738 (storent<mode>): Macroize expander from storentsf and storentdf using
12739 MODEF mode iterator.
12740 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
12741 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
12742 (abs<mode>2): Ditto from similar patterns.
12743 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
12744 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
12745 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
12746 (<sse>_vmsqrt<mode>2): Ditto.
12747 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
12748 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
12749 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
12750 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
12751 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
12752 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
12753 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
12755 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
12756 iterator and SSE_FLOAT_MODE_P as insn constraint.
12757 (<sse>_ucomi): Ditto from similar patterns.
12758 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
12759 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
12760 SSE_VEC_FLOAT_MODE_P as insn constraint.
12761 (vcond<mode>): Ditto from similar patterns.
12762 (and<mode>3, *and<mode>3): Ditto.
12763 (<sse>_nand<mode>3): Ditto.
12764 (ior<mode>3, *ior<mode>3): Ditto.
12765 (xor<mode>3, *xor<mode>3): Ditto.
12766 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
12767 iterator and SSE_FLOAT_MODE_P as insn constraint.
12768 (*nand<mode>3): Ditto from similar patterns.
12769 (*ior<mode>3): Ditto.
12770 (*xor<mode>3): Ditto.
12772 2008-02-20 Ira Rosen <irar@il.ibm.com>
12774 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
12775 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
12776 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
12778 2008-02-19 Jan Hubicka <jh@suse.cz>
12780 * predict.c (tree_bb_level_predictions): Remove variable next
12781 mistakely introduced by previous commit.
12783 2008-02-19 Jan Hubicka <jh@suse.cz>
12785 * predict.c (predict_paths_leading_to): Rewrite.
12786 (predict_paths_for_bb): New.
12787 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
12789 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12792 * Makefile.in (build_file_translate): New.
12793 (gcc-vers.texi): Use it for translating $(abs_srcdir).
12794 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
12795 * configure.ac (build_file_translate): Substitute it.
12796 * configure: Regenerate.
12798 2008-02-19 Jan Hubicka <jh@suse.cz>
12800 PR rtl-optimization/34408
12801 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
12804 2008-02-19 Jan Hubicka <jh@suse.cz>
12806 PR middle-end/28779
12807 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
12810 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
12813 * config/i386/i386-modes.def: Revert the last DI alignment
12814 change until Ada people can look into it.
12816 2008-02-19 Nick Clifton <nickc@redhat.com>
12818 * opts.c (print_specific_help): Fix typo in --help text.
12820 2008-02-19 Jakub Jelinek <jakub@redhat.com>
12823 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
12824 32-bit inline asm without asm alternatives for host GCC < 3.0.
12826 2008-02-19 Richard Guenther <rguenther@suse.de>
12828 PR tree-optimization/34989
12829 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
12830 Allow propagation to INDIRECT_REF if we can simplify only.
12832 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12834 * c-common.c (warn_for_collisions_1): Use appropriate option when
12837 2008-02-19 Nick Clifton <nickc@redhat.com>
12840 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
12841 (handle_options): Fix indentation.
12842 (print_filtered_help): If no language-specific options were
12843 displayed tell the user how to list all the options supported by
12844 the language's front-end.
12845 (print_specific_help): Fix indentation and remove duplicate line.
12846 (common_handle_option): Handle the -v option.
12847 For --help enable the display of undocumented options if the -v
12848 switch has been included on the command line.
12849 For --help= check for overlaps in the arguments between the option
12850 classes and the language names and issue a warning when they
12851 cannot be disambiguated.
12852 * c.opt (v): Pass on to the common option handler.
12854 2008-02-19 Revital Eres <eres@il.ibm.com>
12856 * modulo-sched.c (sms_schedule): Change dump message when
12857 create_ddg function fails.
12858 (try_scheduling_node_in_cycle): Rename row to cycle.
12859 (print_partial_schedule): Rename CYCLE to ROW.
12861 2008-02-19 Christian Bruel <christian.bruel@st.com>
12862 Zdenek Dvorak <ook@ucw.cz>
12864 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
12866 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
12869 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
12870 (*x86_movdicc_0_m1_se): Ditto.
12872 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
12874 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
12875 (CMPtype): Define as __gcc_CMPtype.
12876 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
12877 (CMPtype): Define as __gcc_CMPtype.
12879 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
12881 Support valgrind 3.3 for --enable-checking=valgrind.
12882 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
12884 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
12885 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
12886 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
12887 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
12888 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
12889 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
12890 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
12892 * ggc-zone.c: Similar.
12893 * ggc-page.c: Similar.
12895 2008-02-19 Paul Brook <paul@codesourcery.com>
12898 * config/arm/ieee754-df.S: Fix do_it typo.
12899 * config/arm/ieee754-sf.S: Fix do_it typo.
12901 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
12904 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
12905 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
12906 (OPTION_MASK_ISA_SSE_SET): Likewise.
12907 (OPTION_MASK_ISA_SSE2_SET): Likewise.
12908 (OPTION_MASK_ISA_SSE3_SET): Likewise.
12909 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
12910 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
12911 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
12912 (OPTION_MASK_ISA_SSE4_SET): Likewise.
12913 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
12914 (OPTION_MASK_ISA_SSE5_SET): Likewise.
12915 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
12916 (OPTION_MASK_ISA_MMX_UNSET): Updated.
12917 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
12918 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
12919 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
12920 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
12921 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
12922 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
12923 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
12924 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
12925 (OPTION_MASK_ISA_SSE4): Removed.
12926 (ix86_handle_option): Turn on bits in ix86_isa_flags and
12927 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
12928 (override_options): Don't turn on implied SSE/MMX bits in
12931 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
12933 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
12936 2008-02-18 Joey Ye <joey.ye@intel.com>
12938 PR middle-end/34921
12939 * tree-nested.c (insert_field_into_struct): Set type alignment
12940 to field alignment if the former is less than the latter.
12942 2008-02-18 Jakub Jelinek <jakub@redhat.com>
12944 * BASE-VER: Set to 4.4.0.
12946 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12948 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
12949 * doc/cfg.texi: Likewise.
12950 * doc/extend.texi: Likewise.
12951 * doc/gty.texi: Likewise.
12952 * doc/invoke.texi: Likewise.
12953 * doc/loop.texi: Likewise.
12954 * doc/md.texi: Likewise.
12955 * doc/passes.texi: Likewise.
12956 * doc/rtl.texi: Likewise.
12957 * doc/sourcebuild.texi: Likewise.
12958 * doc/tm.texi: Likewise.
12959 * doc/tree-ssa.texi: Likewise.
12961 2008-02-17 Richard Guenther <rguenther@suse.de>
12963 PR middle-end/35227
12964 * tree-complex.c (init_parameter_lattice_values): Handle parameters
12965 without default definition.
12967 2008-02-17 Richard Guenther <rguenther@suse.de>
12969 PR tree-optimization/35231
12970 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
12973 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
12976 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12977 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
12978 libgcc_cmp_return mode.
12980 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12983 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
12985 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
12987 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
12990 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12992 * doc/c-tree.texi: Use `@.' where appropriate.
12993 * doc/extend.texi: Likewise.
12994 * doc/install.texi: Likewise.
12995 * doc/invoke.texi: Likewise.
12996 * doc/loop.texi: Likewise.
12997 * doc/makefile.texi: Likewise.
12998 * doc/md.texi: Likewise.
12999 * doc/passes.texi: Likewise.
13000 * doc/standards.texi: Likewise.
13001 * doc/tm.texi: Likewise.
13003 2008-02-15 Jakub Jelinek <jakub@redhat.com>
13005 PR middle-end/35196
13006 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
13008 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
13009 rather than in entry_bb.
13011 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13013 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
13014 libgcc_cmp_return mode.
13016 2008-02-15 Jakub Jelinek <jakub@redhat.com>
13018 PR middle-end/35130
13019 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
13020 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
13022 2008-02-15 Richard Guenther <rguenther@suse.de>
13023 Zdenek Dvorak <ook@ucw.cz>
13025 PR tree-optimization/35164
13026 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
13027 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
13028 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13029 Only propagate addresses which do not have abnormal SSA_NAMEs
13032 2008-02-15 Joseph Myers <joseph@codesourcery.com>
13035 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
13037 2008-02-15 Jan Hubicka <jh@suse.cz>
13039 PR middle-end/35149
13040 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
13042 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13044 PR middle-end/34621
13045 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
13046 when calculating alignment_pad.
13048 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13050 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
13051 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
13052 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
13053 and STACK_BOUNDARY define.
13055 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
13057 PR preprocessor/35061
13058 * c-pragma.c (handle_pragma_pop_macro): Check that
13059 pushed_macro_table has been allocated.
13061 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
13063 PR middle-end/35136
13064 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
13065 (force_gimple_operand): Likewise.
13066 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
13067 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
13068 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
13069 (find_interesting_uses_address): Check addressability and alignment
13070 of the base expression only after substituting bases of IVs into it.
13072 2008-02-14 Michael Matz <matz@suse.de>
13075 * function.c (instantiate_virtual_regs_in_insn): Reload address
13076 before falling back to reloading the whole operand.
13078 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
13080 * config/s390/s390.c (s390_mainpool_start): Emit the pool
13081 before the first section switch note.
13083 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13085 * doc/bugreport.texi: Update copyright years.
13086 * doc/c-tree.texi: Likewise.
13087 * doc/cfg.texi: Likewise.
13088 * doc/cpp.texi: Likewise.
13089 * doc/cppinternals.texi: Likewise.
13090 * doc/fragments.texi: Likewise.
13091 * doc/frontends.texi: Likewise.
13092 * doc/gcc.texi: Likewise.
13093 * doc/gty.texi: Likewise.
13094 * doc/hostconfig.texi: Likewise.
13095 * doc/implement-c.texi: Likewise.
13096 * doc/libgcc.texi: Likewise.
13097 * doc/loop.texi: Likewise.
13098 * doc/makefile.texi: Likewise.
13099 * doc/options.texi: Likewise.
13100 * doc/passes.texi: Likewise.
13101 * doc/rtl.texi: Likewise.
13102 * doc/sourcebuild.texi: Likewise.
13103 * doc/standards.texi: Likewise.
13104 * doc/tree-ssa.texi: Likewise.
13105 * doc/trouble.texi: Likewise.
13107 * doc/extend.texi: Use @: or add comma where appropriate.
13108 * doc/invoke.texi: Likewise.
13109 * doc/tm.texi: Likewise.
13111 2008-02-14 Alan Modra <amodra@bigpond.net.au>
13114 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
13117 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
13119 * doc/md.texi (clz, ctz): Add reference.
13120 * doc/rtl.texi (clz, ctz): Likewise.
13122 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13125 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
13128 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
13130 * config/s390/s390.c (struct constant_pool): New field
13131 emit_pool_after added.
13132 (s390_mainpool_start): Set the emit_pool_after flag according
13133 to the section switch notes.
13134 (s390_mainpool_finish): Consider emit_pool_after when emitting
13135 the literal pool at the end of the function.
13136 (s390_chunkify_start): Force literal pool splits at section
13139 2008-02-13 Michael Matz <matz@suse.de>
13142 * var-tracking.c (clobber_variable_part): Correctly traverse the
13145 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13148 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
13149 Add -fdump-ipa-inline.
13150 * tree-dump.c (dump_files): Remove tree-inlined dump.
13151 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
13153 2008-02-12 Richard Guenther <rguenther@suse.de>
13155 PR tree-optimization/35171
13156 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
13159 2008-02-12 Richard Guenther <rguenther@suse.de>
13161 PR middle-end/35163
13162 * fold-const.c (fold_widened_comparison): Use get_unwidened in
13163 value-preserving mode. Disallow final truncation.
13165 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
13167 PR middle-end/35136
13168 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
13169 code from here to...
13170 (force_gimple_operand): ...here.
13172 2008-02-12 Jakub Jelinek <jakub@redhat.com>
13175 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
13176 non-compatible pointers.
13177 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
13178 different FIELD_DECLs, try harder by comparing field offsets, sizes
13181 PR inline-asm/35160
13182 * function.c (match_asm_constraints_1): Don't replace the same input
13185 2008-02-12 Anatoly Sokolov <aesok@post.ru>
13187 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
13188 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
13189 (expand_epilogue): Restore RAMPZ register.
13190 * config/avr/avr.md (RAMPZ_ADDR): New constant.
13192 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
13194 * config/i386/cygwin.asm: (__alloca): Correct calling
13195 convention and alignment.
13196 (__chkstk): Force 8 byte stack alignment.
13198 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
13199 Richard Guenther <rguenther@suse.de>
13201 PR tree-optimization/33992
13202 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
13203 the zero we compare against.
13205 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
13207 PR libfortran/35063
13208 * gthr-win32.h (__gthread_mutex_destroy_function): New function
13209 to CloseHandle after unlocking to prevent accumulation of handle
13212 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13214 PR middle_end/34150
13215 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
13216 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
13217 and update LABEL_NUSES during and after reload.
13219 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
13221 PR middle-end/34627
13222 * combine.c (simplify_if_then_else): Make sure the comparison is
13223 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
13225 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
13228 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
13229 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
13230 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
13231 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
13232 * tree.h (get_type_static_bounds): Likewise.
13234 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13236 * doc/invoke.texi (Option Summary, C++ Dialect Options)
13237 (Objective-C and Objective-C++ Dialect Options, Warning Options):
13238 Make -Wfoo language annotations match what the compiler outputs.
13240 2008-02-08 Sa Liu <saliu@de.ibm.com>
13242 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
13243 intrinsics spu_convts, spu_convtu, spu_convtf.
13245 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
13247 * doc/extend.texi (Function Attributes) <noinline>: Mention
13248 asm ("") as method to keep calls.
13250 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13253 * doc/options.texi (Options): Replace references to opts.sh with
13255 * opts-common.c: Likewise.
13256 * optc-gen.awk: Likewise.
13258 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
13260 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
13262 2008-02-07 Richard Henderson <rth@redhat.com>
13265 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
13266 EXPR_LIST for the REG_EQUAL instead of a comparison with a
13269 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
13271 PR tree-optimization/35085
13272 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
13273 for operand entry oe2 in addition to operand entry oe3 in order to
13274 expose more opportunities for vectorizer sum reduction.
13276 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13279 * Makefile.in (LIBS): Remove $(GMPLIBS).
13280 (cc1-dummy, cc1): Add $(GMPLIBS).
13282 2008-02-06 Jan Hubicka <jh@suse.cz>
13285 * i386.md (moddf_integer): Do not produce partial memory stalls for
13286 targets where it hurts.
13288 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
13291 * optabs.c (expand_float): Do not check for decimal modes when
13292 expanding unsigned integer through signed conversion.
13294 2008-02-06 Nick Clifton <nickc@redhat.com>
13296 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
13297 inside the clobber with a match_operand and duplicated operand
13298 number in the constraint.
13299 (ineqbranchsi): Delete redundant comment.
13301 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
13303 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
13304 builtin_define ("__USE_INIT_FINI__").
13305 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
13307 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
13309 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13311 PR documentation/30330
13312 * doc/invoke.texi (C++ Dialect Options)
13313 (Objective-C and Objective-C++ Dialect Options, Warning Options):
13314 For each warning option -Wfoo that allows -Wno-foo, ensure both
13315 -Wfoo and -Wno-foo are listed in the option index. Fix index
13316 entry of -Wswitch-default, index -Wnormalized= including the
13317 `=', and -Wlarger-than-@var{len} including @var{len}.
13319 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
13321 * config/i386/i386.md (floatunssisf2): Use
13322 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
13323 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
13324 Macroize expander using MODEF mode iterator.
13326 2008-02-05 Diego Novillo <dnovillo@google.com>
13328 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
13331 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
13333 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13336 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
13338 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
13341 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
13342 to indicate if a message should be generated.
13343 (init_cumulative_args): Updated.
13344 (function_value_32): Likewise.
13346 2008-02-05 Joseph Myers <joseph@codesourcery.com>
13348 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
13350 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
13353 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
13354 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
13356 2008-02-04 Diego Novillo <dnovillo@google.com>
13358 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
13361 * tree-vrp.c (vrp_evaluate_conditional): With
13362 -Wtype-limits, emit a warning when comparing against a
13363 constant outside the natural range of OP0's type.
13365 2008-02-04 Richard Guenther <rguenther@suse.de>
13367 PR middle-end/33631
13368 * expr.c (count_type_elements): Give for unions instead of
13371 2008-02-04 Richard Guenther <rguenther@suse.de>
13373 PR middle-end/35043
13374 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
13375 to TYPE_DOMAINs base type instead of using bitsizetype here.
13377 2008-02-03 Jason Merrill <jason@redhat.com>
13379 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
13381 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13384 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
13385 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
13386 (RS/6000 and PowerPC Options): Fix typos and markup.
13387 * doc/passes.texi (Tree-SSA passes): Likewise.
13389 2008-02-02 Michael Matz <matz@suse.de>
13392 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
13393 from record_last_reg_set_info.
13394 (record_last_reg_set_info): Take an RTX argument, iterate over all
13395 constituent hardregs.
13396 (record_last_set_info, record_opr_changes): Change calls to
13397 new signature or to record_last_reg_set_info_regno.
13399 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
13401 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
13403 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
13405 PR rtl-optimization/34773
13406 * reg-notes.def (EQUAL): Mention significance of combination of
13407 REG_EQUAL and REG_RETVAL.
13408 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
13409 insn that has a REG_RETVAL.
13411 2008-02-01 Roger Sayle <roger@eyesopen.com>
13414 * configure.ac (--enable-fixed-point): Disable unless explicitly
13416 * configure: Regenerate.
13418 2008-02-01 Richard Guenther <rguenther@suse.de>
13421 * invoke.texi (-finline-limit): Remove no longer true parts
13422 of the documentation. Note that there is no default value.
13424 2008-02-01 Andrew Pinski <pinskia@gmail.com>
13425 Mark Mitchell <mark@codesourcery.com>
13426 Ben Elliston <bje@au.ibm.com>
13429 * doc/extend.texi (Other Builtins): Document.
13431 2008-01-31 Tom Browder <tom.browder@gmail.com>
13433 * doc/c-tree.texi (Types): Fix grammar.
13434 (Expression trees): Ditto.
13435 * doc/passes.texi (Tree-SSA passes): Ditto.
13437 * doc/configterms.texi (Configure Terms): Fix typo.
13438 * doc/cpp.texi (Common Predefined Macros): Ditto.
13439 * doc/md.texi (Machine Constraints): Ditto.
13441 * doc/makefile.texi (Makefile): Add comma.
13443 2008-01-31 Tom Browder <tom.browder@gmail.com>
13444 Gerald Pfeifer <gerald@pfeifer.com>
13446 * doc/sourcebuild.texi (Front End): Remove references to CVS
13447 and CVSROOT/modules.
13448 (Texinfo Manuals): Replace reference to CVS by one to SVN.
13449 (Back End): Remove reference to CVS.
13451 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
13454 * config/mips/mips.c (gen_load_const_gp): New function, taking a
13456 (mips16_gp_pseudo_reg): ...here.
13457 * config/mips/mips.md (load_const_gp): Replace with...
13458 (load_const_gp_<mode>): ...this :P-based insn.
13460 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13462 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
13463 options. Minor fixes.
13464 (-std): Move reference to standards closer to where language
13465 standards are first mentioned.
13467 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
13469 PR rtl-optimization/34995
13470 * reload.c (alternative_allows_const_pool_ref): Take an rtx
13471 parameter and return a bool. If the rtx parameter is nonnull,
13472 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
13473 (find_reloads): Update call accordingly. Pass the new operand
13474 if it needed no address reloads, otherwise pass null.
13476 2008-01-30 Richard Henderson <rth@redhat.com>
13479 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
13480 for unbounded arrays.
13482 2008-01-30 Silvius Rus <rus@google.com>
13484 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
13486 2008-01-30 Jan Hubicka <jh@suse.cz>
13489 * i386.c (init_cumulative_args): Use real function declaration when
13492 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
13494 PR rtl-optimization/34998
13495 * global.c (build_insn_chain): Treat non-subreg_lowpart
13496 SUBREGs of pseudos as clobbering all the words covered by the
13497 SUBREG, not just all the bytes.
13498 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
13499 original df_ref rather than an extract parameter.
13500 (global_conflicts): Update call accordingly.
13502 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
13504 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
13505 the overflow check to make it easier to read.
13506 (__fixtfdi): Change the type of the ll member in union
13507 long_double to UDItype_x.
13509 2008-01-30 Jakub Jelinek <jakub@redhat.com>
13511 PR middle-end/34969
13512 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
13513 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
13514 * tree-inline.c (fold_marked_statements): Call
13515 cgraph_update_edges_for_call_stmt if folding a call statement.
13516 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
13517 debug_generic_stmt calls, reset it back afterwards.
13520 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
13522 * c-typeck.c (build_external_ref): Don't pedwarn about
13523 static vars in current function's scope.
13525 2008-01-29 Joseph Myers <joseph@codesourcery.com>
13527 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
13529 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
13532 * ipa-struct-reorg.c: Fix spelling.
13533 * params.def: Ditto.
13535 2008-01-29 Richard Guenther <rguenther@suse.de>
13537 PR middle-end/35006
13538 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
13540 * tree-inline.c (remap_type): Increment remapping_type_depth
13541 around remapping types.
13542 (copy_body_r): Only add referenced variables if they are referenced
13543 from code, not types.
13545 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
13556 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
13557 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
13559 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
13562 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
13563 pointer for tiny stack.
13565 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
13567 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
13569 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
13571 * config/vx-common.h: Fix typo in comment.
13573 2008-01-28 Ian Lance Taylor <iant@google.com>
13577 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
13578 coalesce pointers if they have different DECL_NO_TBAA_P values.
13579 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
13580 between variables with different DECL_NO_TBAA_P values.
13582 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
13585 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
13586 are not legitimate small data references on SPE targets.
13588 2008-01-28 David Daney <ddaney@avtrex.com>
13590 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
13592 2008-01-28 David Daney <ddaney@avtrex.com>
13594 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
13596 2008-01-27 Joseph Myers <joseph@codesourcery.com>
13598 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
13599 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
13600 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
13601 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
13602 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13603 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
13604 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
13605 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
13607 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13609 * basic-block.h (condjump_equiv_p): Fix comment.
13611 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13613 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
13614 print_generic_stmt_indented): Fix comment.
13616 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13618 * configure.ac (__stack_chk_fail): Add detecion for availability
13619 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
13620 * configure: Regenerate.
13622 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
13624 PR middle-end/34688
13625 * final.c (output_addr_const): Handle TRUNCATE.
13627 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
13630 * tree-ssa-loop-ivopts.c (comp_cost): New type.
13631 (zero_cost, infinite_cost): New constants.
13632 (struct cost_pair): Change type of cost to comp_cost.
13633 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
13634 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
13636 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
13637 split_address_cost, ptr_difference_cost, difference_cost,
13638 get_computation_cost_at, get_computation_cost,
13639 determine_use_iv_cost_generic, determine_use_iv_cost_address,
13640 determine_use_iv_cost_condition, determine_use_iv_costs,
13641 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
13642 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
13643 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
13644 Change type of cost to comp_cost.
13645 (determine_iv_cost): Increase cost of non-original ivs, instead
13646 of decreasing the cost of original ones.
13647 (get_address_cost): Indicate the complexity of the addressing mode
13649 (try_add_cand_for): Prefer using ivs not specific to some object.
13650 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
13652 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
13653 Janis Johnson <janis187@us.ibm.com>
13656 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
13657 (TARGET_INSTANTIATE_DECLS): Likewise.
13658 * target.h (expand_to_rtl_hook): New target hook.
13659 (instantiate_decls): Likewise.
13660 * function.c (instantiate_decl): Make non-static. Rename to...
13661 (instantiate_decl_rtl): ... this.
13662 (instantiate_expr): Use instantiate_decl_rtl.
13663 (instantiate_decls_1): Likewise.
13664 (instantiate_decls): Likewise.
13665 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
13666 * function.h (instantiate_decl_rtl): Add prototype.
13667 * cfgexpand.c (target.h): New include.
13668 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
13669 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
13670 (TARGET_INSTANTIATE_DECLS): Likewise.
13671 (TARGET_INITIALIZER): New target hooks added.
13672 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
13674 * config/rs6000/rs6000.c (tree-flow.h): New include.
13675 (machine_function): Add sdmode_stack_slot field.
13676 (rs6000_alloc_sdmode_stack_slot): New function.
13677 (rs6000_instantiate_decls): Likewise.
13678 (rs6000_secondary_memory_needed_rtx): Likewise.
13679 (rs6000_check_sdmode): Likewise.
13680 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
13681 (TARGET_INSTANTIATE_DECLS): Likewise.
13682 (rs6000_hard_regno_mode_ok): Allow SDmode.
13683 (num_insns_constant): Likewise. Handle _Decimal32 constants.
13684 (rs6000_emit_move): Handle SDmode.
13685 (function_arg_advance): Likewise.
13686 (function_arg): Likewise.
13687 (rs6000_gimplify_va_arg): Likewise. Add special handling of
13688 SDmode var args for 32-bit compiles.
13689 (rs6000_secondary_reload_class): Handle SDmode.
13690 (rs6000_output_function_epilogue): Likewise.
13691 (rs6000_function_value): Simplify if statement.
13692 (rs6000_libcall_value): Likewise.
13693 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
13694 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
13695 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
13696 (movsd_hardfloat): New define_insn.
13697 (movsd_softfloat): Likewise.
13698 (movsd_store): Likewise.
13699 (movsd_load): Likewise.
13700 (extendsddd2): Likewise.
13701 (extendsdtd2): Likewise.
13702 (truncddsd2): Likewise.
13703 (movdd_hardfloat64): Fixup comment.
13704 (UNSPEC_MOVSD_LOAD): New constant.
13705 (UNSPEC_MOVSD_STORE): Likewise.
13707 2008-01-26 Jakub Jelinek <jakub@redhat.com>
13710 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
13712 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
13713 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
13714 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
13715 and TRUTH_XOR_EXPR.
13717 2008-01-26 David Edelsohn <edelsohn@gnu.org>
13720 * config.gcc: Separate AIX 5.3 from AIX 6.1.
13721 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13722 __LONGDOUBLE128 too.
13723 * config/rs6000/aix61.h: New file.
13725 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
13727 PR rtl-optimization/34959
13728 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
13729 popcount and parity rtxes the same mode as their operand.
13730 Truncate or extend the result to the return value's mode
13733 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
13736 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
13737 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
13738 to GOT_VERSION_REGNUM.
13739 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
13740 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
13741 * config/mips/mips.c (mips_emit_call_insn): New function.
13742 (mips_call_tls_get_addr): Call mips_expand_call directly.
13743 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
13745 (mips16_build_call_stub): Likewise. Return the call insn or null.
13746 (mips_expand_call): Update the call to mips16_build_call_stub
13747 accordingly and a remove redundant condition. Assert that MIPS16
13748 stubs do not use lazy binding. Use mips_emit_call_insn and return
13750 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
13752 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
13753 (mips_avoid_hazard): Remove hazard_set handling.
13754 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
13755 (UNSPEC_RESTORE_GP): ...this.
13756 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
13757 (FAKE_CALL_REGNO): Rename to...
13758 (GOT_VERSION_REGNUM): ...this.
13759 (type): Add "ghost" value. Add an associated insn reservation.
13760 (hazard_set): Remove.
13761 (exception_receiver): Rename to...
13762 (restore_gp): ...this and update the unspec identifier accordingly.
13763 (exception_receiver, nonlocal_got_receiver): New expanders.
13764 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
13765 FAKE_CALL_REGNO. Remove hazard_set attribute.
13766 (set_got_version, update_got_version): New patterns.
13768 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
13771 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
13773 2008-01-25 Joseph Myers <joseph@codesourcery.com>
13776 * doc/install.texi2html: Generate gcc-vers.texi.
13778 2008-01-25 DJ Delorie <dj@redhat.com>
13780 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
13782 2008-01-25 Joseph Myers <joseph@codesourcery.com>
13784 * config/c4x: Remove directory.
13785 * config.gcc (crx-*, mt-*): Mark obsolete.
13786 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
13787 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
13788 sh-*-rtemscoff*): Remove cases.
13789 * defaults.h (C4X_FLOAT_FORMAT): Remove.
13790 * real.c (encode_c4x_single, decode_c4x_single,
13791 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
13792 c4x_extended_format): Remove.
13793 * real.h (c4x_single_format, c4x_extended_format): Remove.
13794 * doc/extend.texi (interrupt, naked): Remove mention of attributes
13796 (Pragmas): Remove comment about c4x pragmas.
13797 * doc/install.texi (c4x): Remove target-specific instructions.
13798 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
13799 * doc/md.texi (Machine Constraints): Remove C4x documentation.
13800 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
13801 refer to C4x source files as examples.
13802 (C4X_FLOAT_FORMAT): Remove documentation.
13804 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
13806 * config/bfin/bfin.c (override_options): Reorder tests so that
13807 flag_pic gets enabled for -msep-data.
13809 2008-01-25 Richard Guenther <rguenther@suse.de>
13811 PR middle-end/32244
13812 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
13813 to its bitfield precision if required.
13815 2008-01-25 Jakub Jelinek <jakub@redhat.com>
13817 PR middle-end/33880
13818 * tree-nested.c (walk_omp_for): New function.
13819 (convert_nonlocal_reference, convert_local_reference): Call
13820 walk_omp_for on OMP_FOR.
13821 (convert_call_expr): Call walk_body on OMP_FOR's
13822 OMP_FOR_PRE_INIT_BODY.
13824 2008-01-25 Richard Guenther <rguenther@suse.de>
13826 PR tree-optimization/34966
13827 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
13828 default defs and PHI_NODEs we have to insert after the
13829 defining statement.
13831 2008-01-24 Nick Clifton <nickc@redhat.com>
13833 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
13834 Provide a default definition.
13835 (LIBGCC2_UNITS_PER_WORD): Likewise.
13837 * config/stormy16/stormy16.c: Include df.h for the prototype
13838 for df_regs_ever_live_p.
13839 (xstormy16_expand_builtin_va_start): Convert the stack offset
13840 into a component_ref and then use POINTER_PLUS_EXPR to add it
13841 to the incoming_virtual_args_rtx.
13842 (xstormy16_gimplify_va_arg_expr): Rename to
13843 xstormy16_gimplify_va_arg_expr.
13844 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
13845 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
13846 xstormy16_gimplify_va_arg_expr.
13847 Fix up some formatting issues.
13849 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
13850 Move to predicates.md.
13851 (xs_hi_general_operand): Likewise.
13852 (xs_hi_nonmemory_operand): Likewise.
13853 * config/stormy16/predicates.md:
13854 (xstormy16_carry_plus_operand): New predicate.
13855 (xs_hi_general_operand): New predicate.
13856 (xs_hi_nonmemory_operand): New predicate.
13857 * config/stormy16/stormy16-protos.h:
13858 (xstormy16_carry_plus_operand): Delete prototype.
13859 (xs_hi_general_operand): Likewise.
13860 (xs_hi_nonmemory_operand): Likewise.
13862 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
13863 modifiers as they are no longer needed and they can trigger
13864 reload spill failures.
13866 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
13867 with a match_operand in order to help reload.
13869 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
13870 constraint with 'e' for the 8th alternative as this version of
13871 the mov.w instruction only accepts the lower 8 registers.
13873 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
13876 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
13877 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
13880 2008-01-25 Jakub Jelinek <jakub@redhat.com>
13882 PR middle-end/33333
13883 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
13885 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
13887 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
13889 (remove_structure): Update allocations list before removing structure.
13891 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
13893 * ipa-struct-reorg.c (is_safe_cond_expr,
13894 create_new_stmts_for_cond_expr): Use integer_zerop function,
13895 that recognize not only zero-pointer, but zero-integer too.
13897 2008-01-25 Ben Elliston <bje@au.ibm.com>
13900 * fixproto: Escape "." in sed expression that strips leading "./".
13902 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
13905 * gcc.c (SWITCH_OK): Removed.
13906 (SWITCH_LIVE): Changed to bit.
13907 (SWITCH_FALSE): Likewise.
13908 (SWITCH_IGNORE): Likewise.
13909 (switchstr): Change live_cond to unsigned int.
13910 (process_command): Replace SWITCH_OK with 0.
13911 (do_self_spec): Likewise.
13912 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
13913 (give_switch): Likewise.
13914 (used_arg): Likewise.
13915 (do_spec_1): Set the SWITCH_IGNORE bit.
13916 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
13917 bits. Set the SWITCH_LIVE bit.
13919 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
13921 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
13923 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
13925 PR tree-optimization/34472
13926 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
13927 parameter to a "bool *" and set *DATA to false if there is
13928 an unsafe access. Do not delete the structure here.
13929 (check_cond_exprs): Delete it here instead.
13930 (check_cond_exprs, exclude_cold_structs): Do not increase
13931 I when removing a structure.
13933 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
13936 * config/i386/i386.c (ix86_expand_vector_init): Consider only
13937 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
13939 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
13941 PR middle-end/34934
13942 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
13943 a fixed vector for stack.
13945 2008-01-24 Ben Elliston <bje@au.ibm.com>
13948 * doc/gcc.texi (Software development): Add a direntry for g++.
13950 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
13952 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
13953 stale and straggling -fforce-addr comments above.
13955 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
13957 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
13958 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
13960 2008-01-23 Michael Matz <matz@suse.de>
13963 * dwarf2out.c (force_type_die): Use modified_type_die instead of
13966 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
13968 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
13969 malloc result type.
13971 2008-01-23 Anatoly Sokolov <aesok@post.ru>
13973 * config/avr/avr.c (avr_current_arch): New variable.
13974 (avr_arch_types): Add 'avr31' and 'avr51' entries.
13975 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
13976 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
13977 (avr_override_options): Init 'avr_current_arch'.
13978 (base_arch_s): Move from here...
13979 * config/avr/avr.h (base_arch_s): ... here. Add new members
13980 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
13981 'mega' to 'have_jmp_call'.
13982 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
13983 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
13985 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
13987 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13988 MULTILIB_MATCHES): (Ditto.).
13990 2008-01-23 Richard Guenther <rguenther@suse.de>
13992 PR middle-end/31529
13993 * cgraphunit.c (cgraph_reset_node): Always mark the node
13994 not reachable if it is not queued already.
13996 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
13998 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
13999 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
14000 (cputype_selected): New static variable.
14001 (bfin_handle_option): Set it if -mcpu is used.
14002 (override_option): Select default set of workarounds if no cpu type
14003 selected on the command line.
14004 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
14006 From Michael Frysinger <michael.frysinger@analog.com>
14007 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
14008 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
14010 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
14011 for bf547, bf523, bf524, and bf526.
14012 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
14014 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
14015 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
14016 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
14017 __ADSPBF547__ and __ADSPBF54x__ for bf547.
14018 * doc/invoke.texi (Blackfin Options): Document that
14019 -mcpu now accept bf547, bf523, bf524, and bf526.
14021 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
14023 PR rtl-optimization/34628
14024 * combine.c (try_combine): Stop and undo after the first combination
14025 if an autoincrement side-effect on the first insn has effectively
14028 2008-01-22 David Edelsohn <edelsohn@gnu.org>
14031 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
14032 Offset addresses are not valid for Altivec or paired float modes.
14034 2008-01-22 Jakub Jelinek <jakub@redhat.com>
14037 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
14038 if DECL_INITIAL (decl) is error_mark_node.
14041 * c-common.c (handle_vector_size_attribute): Only allow
14042 integral, scalar float and fixed point types. Handle OFFSET_TYPE
14043 the same way as pointer, array etc. types.
14044 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
14047 * tree.c (build_type_attribute_qual_variant): Call
14048 build_qualified_type if attributes are equal, but quals are not.
14050 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14053 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
14054 * flags.h (warn_strict_aliasing): Remove.
14055 (warn_strict_overflow): Remove.
14056 * opts.c (warn_strict_aliasing): Remove.
14057 (warn_strict_overflow): Remove.
14058 * c-opts.c (c_common_handle_option): -Wall only sets
14059 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
14060 (c_common_post_options): Give default values to -Wstrict-aliasing
14061 and -Wstrict-overflow if they are uninitialized.
14062 * common.opt (Wstrict-aliasing): Specify Var and Init.
14063 (Wstrict-overflow): Likewise.
14065 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
14067 PR rtl-optimization/26854
14068 PR rtl-optimization/34400
14069 PR rtl-optimization/34884
14070 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
14072 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
14073 (df_rd_bb_info.expanded_lr_out): Deleted
14074 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
14075 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
14076 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
14077 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
14078 Removed code to allocate, initialize or free expanded_lr_out.
14079 (df_rd_bb_local_compute_process_def): Restructured to make more
14081 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
14082 sets if the sets are being trimmed.
14084 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
14087 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
14088 (as_vers): Likewise.
14089 * configure: Regenerated.
14091 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14093 PR middle-end/33092
14094 * tree-pass.h (pass_build_alias): New pass.
14095 * tree-ssa-alias.c (gate_build_alias): New.
14096 (pass_build_alias): New.
14097 * passes.c (init_optimization_passes): Add pass_build_alias after
14098 pass_create_structure_vars.
14100 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
14102 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
14103 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
14104 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
14105 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
14106 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
14107 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
14108 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
14109 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
14110 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
14111 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
14112 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
14113 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
14114 * config/s390/s390.md (FP_ALL): New mode iterator.
14115 (_d): New mode attribute.
14116 ("*signbit<mode>2>"): Changed mode of first operand.
14117 ("isinf<mode>2"): Changed mode of first operand.
14118 ("*TDC_insn"): Adaptation for DFP modes.
14120 2008-01-22 Ben Elliston <bje@au.ibm.com>
14122 * tree.c (check_qualified_type): Improve function description.
14124 2008-01-21 Jason Merrill <jason@redhat.com>
14127 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
14128 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
14131 2008-01-21 DJ Delorie <dj@redhat.com>
14133 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
14136 2008-01-21 Richard Guenther <rguenther@suse.de>
14138 PR middle-end/34856
14139 * tree-cfg.c (verify_expr): Allow all invariant expressions
14140 instead of just constant class ones as reference argument.
14141 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
14142 like any other constant.
14143 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
14145 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
14147 * regmove.c (fixup_match_1): Update call crossed frequencies.
14149 2008-01-21 Richard Guenther <rguenther@suse.de>
14152 * tree-inline.c (setup_one_parameter): Deal with mismatched
14153 types using a VIEW_CONVERT_EXPR.
14155 2008-01-21 Alon Dayan <alond@il.ibm.com>
14156 Olga Golovanevsky <olga@il.ibm.com>
14158 PR tree-optimization/34701
14159 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
14160 when the structure size is not a power of 2.
14162 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
14164 * doc/install.texi: Add doc for --enable-checking=df.
14166 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
14168 PR rtl-optimization/34808
14169 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
14171 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
14173 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
14176 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14178 PR rtl-optimization/26854
14179 PR rtl-optimization/34400
14180 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
14182 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
14183 (df_rd_bb_info.expanded_lr_out): New.
14184 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
14185 * loop_iv.c (iv_analysis_loop_init): Ditto.
14186 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
14187 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
14188 Added code to allocate, initialize or free expanded_lr_out.
14189 (df_rd_bb_local_compute_process_def): Restructured to make
14190 more understandable.
14191 (df_rd_confluence_n): Add code to do nothing with fake edges and
14192 code to no apply invalidate_by_call sets if the sets are being trimmed.
14193 (df_lr_local_finalize): Renamed to df_lr_finalize.
14194 (df_live_local_finalize): Renamed to df_live_finalize.
14196 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
14199 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
14200 deciding whether to use reciprocal instructions.
14202 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
14204 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
14205 dwarf2out_note_section_used if cold_text_section is NULL.
14207 2008-01-19 Jakub Jelinek <jakub@redhat.com>
14209 PR gcov-profile/34610
14210 * tree-cfg.c (make_edges): Mark both outgoing edges from
14211 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
14212 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
14213 from OMP_FOR and OMP_CONTINUE outgoing edges.
14215 * tree-profile.c (tree_profiling): Return early if
14216 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
14218 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
14219 from cfun to child_cfun.
14220 * function.h (struct function): Add after_tree_profile bit.
14222 2008-01-19 Anatoly Sokolov <aesok@post.ru>
14224 * config/avr/avr.S (_exit): Disable interrupt.
14226 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
14227 Steven Bosscher <stevenb.gcc@gmail.com>
14229 PR rtl-optimization/26854
14230 PR rtl-optimization/34400
14231 * df-problems.c (df_live_scratch): New scratch bitmap.
14232 (df_live_alloc): Allocate df_live_scratch when doing df_live.
14233 (df_live_reset): Clear the proper bitmaps.
14234 (df_live_bb_local_compute): Only process the artificial defs once
14235 since the order is not important.
14236 (df_live_init): Init the df_live sets only with the variables
14237 found live by df_lr.
14238 (df_live_transfer_function): Use the df_lr sets to prune the
14239 df_live sets as they are being computed.
14240 (df_live_free): Free df_live_scratch.
14242 2008-01-18 Ian Lance Taylor <iant@google.com>
14244 * common.opt: Add fmerge-debug-strings.
14245 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
14246 flag_merge_debug_strings rather than flag_merge_constants.
14247 * doc/invoke.texi (Option Summary): Mention
14248 -fmerge-debug-strings.
14249 (Debugging Options): Document -fmerge-debug-strings.
14251 2008-01-18 Ian Lance Taylor <iant@google.com>
14254 * tree.h (DECL_IS_OPERATOR_NEW): Define.
14255 (struct tree_function_decl): Add new field operator_new_flag.
14256 * tree-inline.c (expand_call_inline): When inlining a call to
14257 operator new, force the return value to go into a variable, and
14258 set DECL_NO_TBAA_P on that variable.
14259 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
14261 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
14264 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
14265 DWARF2_DEBUGGING_INFO.
14266 (dwarf2out_note_section_used): Ditto. Add prototype.
14267 (have_multiple_function_sections, text_section_used,
14268 cold_text_section_used, *cold_text_sections): Move declarations
14271 2008-01-17 Bob Wilson <bob.wilson@acm.org>
14273 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
14274 field and add signal_ra.
14275 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
14276 assignments to frame state pc. Move end of stack check after
14277 MD_FALLBACK_FRAME_STATE_FOR.
14278 (uw_update_context_1): Use frame state signal_regs if set, instead
14279 of checking signal_frame flag.
14280 (uw_update_context): Use frame state signal_ra if set.
14281 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
14282 * config/xtensa/linux-unwind.h: New file.
14284 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
14286 * modulo-sched.c (get_sched_window): Fix comment typo.
14288 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
14290 PR tree-optimization/34648
14291 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
14293 2008-01-17 Anatoly Sokolov <aesok@post.ru>
14295 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
14296 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
14298 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
14300 PR rtl-optimization/34400
14301 * df-core.c (df_worklist_dataflow_overeager,
14302 df_worklist_dataflow_doublequeue): New functions.
14303 (df_worklist_dataflow): Two different worklist solvers.
14304 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
14307 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14310 * doc/invoke.texi: Document the dependence on pthread for fopenmp
14311 and ftree-parallelize-loops.
14313 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
14315 PR rtl-optimization/34826
14316 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
14318 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
14320 * global.c (find_reg): Mark the eh regs as used if necessary.
14321 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
14322 * ra.h (struct allocno): no_eh_reg field added. Changed
14323 no_stack_reg type to bitfield.
14325 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
14327 * tree.c (substitute_in_expr): Add missing 'break'.
14329 2008-01-17 Richard Guenther <rguenther@suse.de>
14331 PR tree-optimization/34825
14332 * tree-ssa-math-opts.c (is_division_by): Do not recognize
14333 x / x as division to handle.
14335 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14337 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
14338 "-pthread" is specified.
14339 * pa-hpux11.h (LIB_SPEC): Likewise.
14341 2008-01-16 Janis Johnson <janis187@us.ibm.com>
14342 Peter Bergner <bergner@vnet.ibm.com>
14344 PR rtl-optimization/33796
14345 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
14347 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14349 PR libgfortran/34699
14350 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
14352 * pa-hpux10.h (LINK_SPEC): Likewise.
14353 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
14355 2008-01-16 Richard Guenther <rguenther@suse.de>
14357 PR middle-end/32628
14358 * fold-const.c (fold_convert_const_int_from_int): Do not
14359 set overflow if that occured only because of a sign extension
14360 change when converting from/to a sizetype with the same
14361 precision and signedness.
14363 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
14366 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
14367 location address to the correct place. Update copyright year.
14369 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14371 * lambda-code.c (lambda_transform_legal_p): Handle the case of
14372 no dependences in the dependence_relations vector.
14374 2008-01-16 Jan Hubicka <jh@suse.cz>
14376 PR rtl-optimization/31396
14377 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
14378 * cfg.c (dump_reg_info): Print it.
14379 * regs.h (struct reg_info_t): add freq_calls_crossed.
14380 (REG_FREQ_CALLS_CROSSED): New macro.
14381 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
14382 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
14383 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
14384 regmove_optimize): Update call crossed frequencies.
14385 * local-alloc.c (struct qty): Add freq_calls_crossed.
14386 (alloc_qty): Copute freq_calls_crossed.
14387 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
14388 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
14389 * ra.h (struct allocno): Add freq_calls_crossed.
14391 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14393 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
14394 libgomp when compiling with ftree-parallelize-loops.
14395 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
14397 2008-01-16 Richard Guenther <rguenther@suse.de>
14399 PR tree-optimization/34769
14400 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
14401 * tree.c (int_cst_value): Instead make this function more
14402 permissive in what it accepts as valid input. Document this
14403 function always sign-extends the value.
14405 2008-01-16 Jakub Jelinek <jakub@redhat.com>
14406 Richard Guenther <rguenther@suse.de>
14409 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
14410 (gimple_fold_indirect_ref_rhs): ... this.
14411 (gimple_fold_indirect_ref): New function with foldings
14412 that preserve lvalueness.
14413 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
14414 * tree-flow.h (gimple_fold_indirect_ref): Declare.
14415 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
14416 to fold an INDIRECT_REF, fall back to the old use of
14417 fold_indirect_ref_1.
14419 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14421 * tree-data-ref.c (subscript_dependence_tester_1): Call
14422 free_conflict_function.
14423 (compute_self_dependence): Same.
14425 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
14428 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
14429 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
14431 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
14432 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
14433 for DWARF2_UNWIND_INFO targets.
14435 2008-01-16 Richard Guenther <rguenther@suse.de>
14438 * c-typeck.c (common_pointer_type): Do not merge inconsistent
14439 type qualifiers for function types.
14441 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
14443 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
14444 loop_iterator li from previous commit.
14446 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
14448 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
14450 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
14452 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
14453 (parallelize_loops): Don't parallelize irreducible components.
14455 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14458 * c-opts (c_common_post_options): Do not enable CPP
14459 flag_pedantic_errors by default.
14461 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
14463 PR rtl-optimization/31944
14464 * cse.c (remove_pseudo_from_table): New function.
14465 (merge_equiv_classes): Use above function to remove pseudo-registers.
14466 (invalidate): Likewise.
14468 2008-01-13 Richard Guenther <rguenther@suse.de>
14470 PR middle-end/34601
14471 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
14472 instead of TYPE_MODE to deal with calls from expand_one_error_var.
14474 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
14476 * gcse.c (cprop_jump): Call validate_unshare_change instead of
14477 validate_change to unshare the source of the PC set.
14479 2008-01-12 Jan Hubicka <jh@suse.cz>
14481 PR middle-end/32135
14482 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
14483 references above array bounds. This might trigger bounds checks for
14484 pointers to arrays.
14486 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
14488 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
14489 new_replaceable_dependencies.
14491 2008-01-12 Doug Kwan <dougkwan@google.com>
14493 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
14494 instead of OPT_Wreturn_type in warning due to ignored return type
14496 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
14497 options included in -Wextra.
14498 * c.opt: New option -Wignored_qualifiers.
14499 * doc/invoke.texi (Warning Options, -Wextra): Add new option
14500 -Wignore_qualifiers.
14501 (-Wignored-qualifiers): Document.
14502 (-Wreturn-type): Remove description of functionality now handled
14503 by -Wignored-qualifiers.
14505 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
14508 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
14509 NOP_EXPR if it is between integral types with the same precision.
14511 2008-01-12 Jan Hubicka <jh@suse.cz>
14514 * invoke.texi (max-inline-recursive-depth): Fix default value.
14516 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
14518 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
14521 2008-01-11 Bob Wilson <bob.wilson@acm.org>
14523 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
14525 2008-01-11 James E. Wilson <wilson@specifix.com>
14528 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
14530 2008-01-11 Anatoly Sokolov <aesok@post.ru>
14532 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
14533 save/restore frame pointer register and don't use 'call-prologues'
14534 optimization in function with "OS_task" attribute.
14536 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
14538 PR middle-end/31309
14539 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
14540 when copying to memory.
14542 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
14544 PR rtl-optimization/30905
14545 * cfgcleanup.c: Include dce.h
14546 (crossjumps_occured): New global variable.
14547 (try_crossjump_bb): Exit loop after finding a fallthru edge.
14548 If something changed, set crossjumps_occured to true.
14549 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
14550 Don't add/remove fake edges to exit here...
14551 (cleanup_cfg): ...but do it here, when crossjumping.
14552 Run a fast DCE when successful crossjumps occured in the latest
14553 iteration of try_optimize_cfg.
14555 2008-01-11 Richard Guenther <rguenther@suse.de>
14557 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
14558 (struct vn_unary_op_s): Likewise.
14559 (vn_reference_insert): Free old reference on hash collision.
14561 2008-01-10 Raksit Ashok <raksit@google.com>
14563 PR rtl-optimization/27971
14564 * combine.c (find_split_point): Split PLUS expressions which are
14565 inside a MEM rtx, and whose first operand is complex.
14567 2008-01-10 DJ Delorie <dj@redhat.com>
14569 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
14570 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
14571 (m32c_hard_regno_ok): Call the underlying function.
14573 2008-01-10 Richard Guenther <rguenther@suse.de>
14575 PR middle-end/34683
14576 * tree-cfg.c (tree_merge_blocks): Do not go through the
14577 full-blown folding and stmt updating path if we just deal
14578 with virtual operands.
14579 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
14580 test for abnormal SSA_NAMEs.
14582 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
14584 PR middle-end/34641
14585 * reload.c (push_reload): Add assertions. All constants from
14586 reg_equiv_constant should have been used for replacing the respective
14588 (find_reloads_address): Invoke find_reloads_address_part for
14589 constant taken from the reg_equiv_constant array.
14591 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
14593 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
14594 field (valnum) the first in the struct. Replace bools with
14597 2008-01-10 Richard Guenther <rguenther@suse.de>
14599 PR tree-optimization/34651
14600 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
14601 types and ordering for masking and converting.
14603 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
14605 PR tree-optimization/34017
14606 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
14607 also for PHI_NODE expressions.
14609 2008-01-09 Jan Hubicka <jh@suse.cz>
14611 PR tree-optimization/34708
14612 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
14613 based on number of case labels.
14614 (init_inline_once): Remove switch_cost.
14615 * tree-inline.h (eni_weights_d): Remove switch_cost.
14617 2008-01-09 Richard Guenther <rguenther@suse.de>
14618 Andrew Pinski <andrew_pinski@playstation.sony.com>
14620 PR middle-end/30132
14621 * gimplify.c (gimplify_cond_expr): Do not create an addressable
14622 temporary if an rvalue is ok or an lvalue is not required.
14624 2008-01-09 Richard Guenther <rguenther@suse.de>
14626 PR middle-end/34458
14627 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
14628 adjust return type.
14630 2008-01-09 Richard Guenther <rguenther@suse.de>
14632 PR middle-end/34679
14633 * tree.c (host_integerp): Check for sizetype only if the
14634 type is an integer type.
14636 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
14639 * opts.c (decode_options): Disable inlining of functions called
14640 once if not in unit-at-a-time mode.
14642 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
14644 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
14646 2008-01-08 Richard Guenther <rguenther@suse.de>
14648 PR middle-end/31863
14649 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
14650 out early if the result will be unused.
14652 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
14657 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14658 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
14661 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
14663 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
14664 for vectorization tuned.
14666 2008-01-08 Richard Guenther <rguenther@suse.de>
14668 PR tree-optimization/34683
14669 * tree-ssa-operands.c (operand_build_cmp): Export.
14670 * tree-ssa-operands.h (operand_build_cmp): Declare.
14671 * tree-vn.c (vuses_compare): Remove.
14672 (sort_vuses): Use operand_build_cmp.
14673 (sort_vuses_heap): Likewise.
14674 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
14675 to re-use old VEC if available. Do not sort already sorted VUSEs.
14676 (vdefs_to_vec): Do not sort already sorted VDEFs.
14678 2008-01-08 Jakub Jelinek <jakub@redhat.com>
14680 PR middle-end/34694
14681 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
14683 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
14686 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
14687 limitations of reciprocal sequences on x86 targets.
14689 2008-01-08 Richard Guenther <rguenther@suse.de>
14691 PR tree-optimization/34683
14692 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
14694 2008-01-07 Jakub Jelinek <jakub@redhat.com>
14697 * config/darwin.c (darwin_mergeable_string_section): Don't use
14698 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
14700 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
14703 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
14704 negxf2. Macroize expander using X87MODEF mode iterator. Change
14705 predicates of op0 and op1 to register_operand.
14706 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
14707 expander using X87MODEF mode iterator. Change predicates of
14708 op0 and op1 to register_operand.
14709 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
14710 corresponding patterns and macroize using MODEF macro. Change
14711 predicates of op0 and op1 to register_operand and remove
14712 "m" constraint. Disparage "r" alternative with "!".
14713 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
14714 macroize using X87MODEF macro. Change predicates of op0 and op1
14715 to register_operand and remove "m" constraint. Disparage "r"
14716 alternative with "!".
14717 (absneg splitter with memory operands): Remove.
14718 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
14719 patterns and macroize using X87MODEF mode iterator.
14720 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
14721 Change predicate of op1 to register_operand.
14722 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
14723 for memory operands.
14725 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
14727 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
14729 2008-01-07 Richard Guenther <rguenther@suse.de>
14731 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
14734 2008-01-07 Richard Guenther <rguenther@suse.de>
14736 PR tree-optimization/34683
14737 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
14738 VOPs of the needed size to save memory. Use VEC_quick_push
14739 to save compile-time.
14740 (vdefs_to_vec): Likewise.
14742 2008-01-07 Sa Liu <saliu@de.ibm.com>
14744 * config/spu/spu.md (divdf3): Genetate inline code for double
14745 division. The implementation doesn't handle INF or NAN, therefore it
14746 only applies when -ffinite-math-only is given.
14748 2008-01-06 Paolo Carlini <pcarlini@suse.de>
14751 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
14752 * doc/cpp.texi ([Common Predefined Macros]): Document.
14754 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
14756 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
14757 order to use commutative addition instead of subtraction.
14759 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14760 Mircea Namolaru <namolaru@il.ibm.com>
14761 Vladimir Yanovsky <yanov@il.ibm.com>
14762 Revital Eres <eres@il.ibm.com>
14764 PR tree-optimization/34263
14765 * tree-outof-ssa.c (process_single_block_loop_latch,
14766 contains_tree_r): New functions.
14767 (analyze_edges_for_bb): Call process_single_block_loop_latch
14768 function to empty single-basic-block latch block if possible.
14770 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14772 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
14774 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
14776 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
14778 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
14780 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
14782 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
14784 2008-01-05 Jakub Jelinek <jakub@redhat.com>
14786 PR tree-optimization/34618
14787 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
14790 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14793 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
14794 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
14795 Update copyright year.
14797 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
14798 Update copyright year.
14799 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
14802 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
14804 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
14805 edge does not point to current bb before changing need_assert.
14807 2008-01-04 Richard Guenther <rguenther@suse.de>
14809 PR middle-end/34029
14810 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
14811 for verifying purposes if they are is_gimple_min_invariant.
14813 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
14815 PR tree-optimization/34448
14816 PR tree-optimization/34465
14817 * gimplify.c (gimplify_init_constructor): Add new parameter
14818 notify_temp_creation. Use it.
14819 (gimplify_modify_expr_rhs): Take volatiles into account when
14820 optimizing constructors.
14821 Do not optimize constructors if gimplify_init_constructor will dump to
14823 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
14824 * gcc.c-torture/compile/pr34448.c: New.
14826 2008-01-04 Jakub Jelinek <jakub@redhat.com>
14828 PR gcov-profile/34609
14829 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
14830 return_slot if result is TREE_ADDRESSABLE.
14832 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
14834 * config/mips/mips.md (sqrt_condition): Tweak comment.
14835 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
14837 2008-01-03 Tom Tromey <tromey@redhat.com>
14840 * c-common.c (c_type_hash): Handle VLAs.
14842 2008-01-03 Jan Hubicka <jh@suse.cz>
14844 PR tree-optimization/31081
14845 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
14846 0 when inlining and not inlining to first basic block.
14847 (remap_decl): When var is initialized to 0, don't set default_def.
14848 (expand_call_inline): Set entry_bb.
14849 * tree-inline.h (copy_body_data): Add entry_bb.
14851 2008-01-03 Jakub Jelinek <jakub@redhat.com>
14854 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
14857 PR tree-optimization/29484
14858 * tree-inline.c (inline_forbidden_p_2): New function.
14859 (inline_forbidden_p): Disallow inlining if some static var
14860 has an address of a local LABEL_DECL in its initializer.
14861 * doc/extend.texi (Labels as Values): Document &&foo behaviour
14864 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
14866 PR tree-optimization/34635
14867 * tree-data-ref.c (add_other_self_distances): Make sure that the
14868 evolution step is constant.
14870 2008-01-03 Jakub Jelinek <jakub@redhat.com>
14872 PR middle-end/34608
14873 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
14875 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
14877 * tree-sra.c (scalarize_init): Insert the generate_element_init
14878 statements after the generate_element_zero statements.
14880 2008-01-02 Richard Guenther <rguenther@suse.de>
14882 PR middle-end/34093
14883 PR middle-end/31976
14884 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
14885 for very large number of operands instead of ICEing.
14887 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
14890 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
14891 while stack probing.
14893 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
14895 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
14898 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
14900 PR libmudflap/26442
14901 * tree-mudflap.c (mx_register_decls): Guard warning by
14902 !DECL_ARTIFICIAL check.
14904 2008-01-01 Jakub Jelinek <jakub@redhat.com>
14906 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
14907 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
14908 sse5_perm<mode>): Fix constraints.