1 2009-09-02 Jakub Jelinek <jakub@redhat.com>
3 * tree-object-size.c (addr_object_size): Always use object_size_type
4 0 or 2 when determining the pointer pointed object size.
6 2009-09-02 Richard Guenther <rguenther@suse.de>
9 2009-08-31 Richard Guenther <rguenther@suse.de>
11 * builtins.c (fold_builtin_memory_op): Use the alias oracle
12 to query if the memory regions for memmove overlap.
13 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
14 asserts on pointers, instead deal with odd trees.
15 (ptr_derefs_may_alias_p): Likewise.
16 (refs_may_alias_p_1): Constructor bases also never alias.
18 2009-08-01 Christian Bruel <christian.bruel@st.com>
21 2009-07-31 Christian Bruel <christian.bruel@st.com>
22 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
24 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
26 * doc/invoke.texi (-fvar-tracking-assignments): New.
27 (-fvar-tracking-assignments-toggle): New.
28 (-fdump-final-insns=file): Mark filename as optional.
29 (--param min-nondebug-insn-uid): New.
30 (-gdwarf-@{version}): Mention version 4.
31 * opts.c (common_handle_option): Accept it.
32 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
33 * regrename.c (regrename_optimize): Drop last. Don't count debug
34 insns as uses. Don't reject change because of debug insn.
35 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
36 from the chain starter, and check for inexact matches in
38 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
39 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
40 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
41 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
42 * doc/gimple.texi (is_gimple_debug): New.
43 (gimple_debug_bind_p): New.
44 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
45 * doc/install.texi (bootstrap-debug): More details.
46 (bootstrap-debug-big, bootstrap-debug-lean): Document.
47 (bootstrap-debug-lib): More details.
48 (bootstrap-debug-ckovw): Update.
49 (bootstrap-time): New.
50 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
51 (insert_phi_nodes_for): Insert debug stmts.
52 (rewrite_stmt): Take iterator. Insert debug stmts.
53 (rewrite_enter_block): Adjust.
54 (maybe_replace_use_in_debug_stmt): New.
55 (rewrite_update_stmt): Use it.
56 (mark_use_interesting): Return early for debug stmts.
57 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
58 stmts before replacing stmt.
59 (move_computations_stmt): Likewise.
60 * ira-conflicts.c (add_copies): Skip debug insns.
61 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
62 (regstat_bb_compute_ri): Skip debug insns.
63 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
64 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
65 check_loop_closed_ssa_stmt): Skip debug stmts.
66 * tree-tailcall.c (find_tail_calls): Likewise.
67 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
68 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
69 (build_var_debug_value_stat): Declare.
70 (build_var_debug_value): Define.
71 (target_for_debug_bind): Declare.
72 * reload.c (find_equiv_reg): Skip debug insns.
73 * rtlanal.c (reg_used_between_p): Skip debug insns.
74 (side_effects_p): Likewise.
75 (canonicalize_condition): Likewise.
76 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
77 insns never depend on debug insns.
78 (create_ddg_dep_no_link): Likewise.
79 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
80 Don't add inter-loop dependencies for debug insns.
81 (build_intra_loop_deps): Likewise.
82 (create_ddg): Count debug insns.
83 * ddg.h (struct ddg::num_debug): New.
84 (num_backargs): Pair up with previous int field.
85 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
86 -fcompare-debug-second.
87 * final.c (get_attr_length_1): Skip debug insns.
88 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
89 * gcc.c (invoke_as): Call compare-debug-dump-opt.
90 (driver_self_specs): Map -fdump-final-insns to
92 (get_local_tick): New.
93 (compare_debug_dump_opt_spec_function): Test for . argument and
94 compute output name. Compute temp output spec without flag name.
95 Compute -frandom-seed.
96 (OPT): Undef after use.
97 * cfgloopanal.c (num_loop_insns): Skip debug insns.
98 (average_num_loop_insns): Likewise.
99 * params.h (MIN_NONDEBUG_INSN_UID): New.
100 * gimple.def (GIMPLE_DEBUG): New.
101 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
102 * auto-inc-dec.c (merge_in_block): Skip debug insns.
103 (merge_in_block): Fix whitespace.
104 * toplev.c (flag_var_tracking): Update comment.
105 (flag_var_tracking_assignments): New.
106 (flag_var_tracking_assignments_toggle): New.
107 (process_options): Don't open final insns dump file if we're not
108 going to write to it. Compute defaults for var_tracking.
109 * df-scan.c (df_insn_rescan_debug_internal): New.
110 (df_uses_record): Handle debug insns.
111 * haifa-sched.c (ready): Initialize n_debug.
112 (contributes_to_priority): Skip debug insns.
113 (dep_list_size): New.
115 (rank_for_schedule): Likewise. Schedule debug insns as soon as
116 they're ready. Disregard previous debug insns to make decisions.
117 (queue_insn): Never queue debug insns.
118 (ready_add, ready_remove_first, ready_remove): Count debug insns.
119 (schedule_insn): Don't reject debug insns because of issue rate.
120 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
121 (queue_to_ready): Skip and discount debug insns.
122 (choose_ready): Let debug insns through.
123 (schedule_block): Check boundary debug insns. Discount debug
124 insns, schedule them early. Adjust whitespace.
125 (set_priorities): Check for boundary debug insns.
126 (add_jump_dependencies): Use dep_list_size.
127 (prev_non_location_insn): New.
129 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
131 (remove_unused_ivs): Reset debug stmts.
132 * modulo-sched.c (const_iteration_count): Skip debug insns.
133 (res_MII): Discount debug insns.
134 (loop_single_full_bb_p): Skip debug insns.
135 (sms_schedule): Likewise.
136 (sms_schedule_by_order): Likewise.
137 (ps_has_conflicts): Likewise.
138 * caller-save.c (refmarker_fn): New.
139 (save_call_clobbered_regs): Replace regs with saved mem in
141 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
142 Call refmarker_fn mark for hardregnos.
143 (mark_reg_as_referenced): New.
144 (replace_reg_with_saved_mem): New.
145 * ipa-pure-const.c (check_stmt): Skip debug stmts.
146 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
148 (cse_extended_basic_block): Skip debug insns.
149 (count_reg_usage): Likewise.
150 (is_dead_reg): New, split out of...
151 (set_live_p): ... here.
152 (insn_live_p): Use it for debug insns.
153 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
154 (execute_optimize_stdarg): Likewise.
155 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
156 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
157 changes in debug stmts as changes.
158 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
159 (moveup_expr): Don't move across debug insns. Don't move
160 debug insn if it would create a bookkeeping block.
161 (moveup_expr_cached): Don't use cache for debug insns that
163 (compute_av_set_inside_bb): Skip debug insns.
164 (sel_rank_for_schedule): Schedule debug insns first. Remove
166 (block_valid_for_bookkeeping_p); Support lax searches.
167 (create_block_for_bookkeeping): Adjust block numbers when
168 encountering debug-only blocks.
169 (find_place_for_bookkeeping): Deal with debug-only blocks.
170 (generate_bookkeeping_insn): Accept no place to insert.
171 (remove_temp_moveop_nops): New argument full_tidying.
172 (prepare_place_to_insert): Deal with debug insns.
173 (advance_state_on_fence): Debug insns don't start cycles.
174 (update_boundaries): Take fence as argument. Deal with
176 (schedule_expr_on_boundary): No full_tidying on debug insns.
177 (fill_insns): Deal with debug insns.
178 (track_scheduled_insns_and_blocks): Don't count debug insns.
179 (need_nop_to_preserve_insn_bb): New, split out of...
180 (remove_insn_from_stream): ... this.
181 (fur_orig_expr_not_found): Skip debug insns.
182 * rtl.def (VALUE): Move up.
184 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug
186 (nearest_common_dominator_of_uses): Take debug_stmts argument.
187 Set it if debug stmts are found.
188 (statement_sink_location): Skip debug stmts. Propagate
189 moving defs into debug stmts.
190 * ifcvt.c (first_active_insn): Skip debug insns.
191 (last_active_insns): Likewise.
192 (cond_exec_process_insns): Likewise.
193 (noce_process_if_block): Likewise.
194 (check_cond_move_block): Likewise.
195 (cond_move_convert_if_block): Likewise.
196 (block_jumps_and_fallthru_p): Likewise.
197 (dead_or_predicable): Likewise.
198 * dwarf2out.c (debug_str_hash_forced): New.
199 (find_AT_string): Add comment.
200 (gen_label_for_indirect_string): New.
201 (get_debug_string_label): New.
202 (AT_string_form): Use it.
203 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
204 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
205 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
206 several operations that cannot be represented with DWARF opcodes.
207 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
208 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
209 (dwarf2out_var_location): Take during-call mark into account.
210 (output_indirect_string): Update comment. Output if there are
211 label and references.
212 (prune_indirect_string): New.
213 (prune_unused_types): Call it if debug_str_hash_forced.
214 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
215 (dw_long_long_const): Remove.
216 (struct dw_val_struct): Change val_long_long type to rtx.
217 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
218 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
219 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
220 component instead of HOST_BITS_PER_LONG.
221 (output_loc_operands): Likewise. For const8* assert
222 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
223 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
224 rather than HOST_BITS_PER_LONG is >= 64.
225 (add_AT_long_long): Remove val_hi and val_lo arguments, add
227 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
228 HOST_BITS_PER_LONG for dw_val_class_long_long.
229 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
230 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
231 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
233 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
234 Handle DW_OP_implicit_value.
235 (extract_int): Move prototype earlier.
236 (mem_loc_descriptor): For SUBREG punt if inner
237 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
238 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
239 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
240 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
241 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
242 instead of Pmode size.
243 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
244 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
245 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
246 (concat_loc_descriptor, concatn_loc_descriptor,
247 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
248 (add_location_or_const_value_attribute): Likewise. For single
249 location loc_lists attempt to use add_const_value_attribute
250 for constant decls. Add DW_AT_const_value even if
251 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
253 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
254 (control_flow_insn_p): Likewise.
255 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug
257 (separate_decls_in_region_debug_bind): New.
258 (separate_decls_in_region): Process debug bind stmts afterwards.
259 * recog.c (verify_changes): Handle debug insns.
260 (extract_insn): Likewise.
261 (peephole2_optimize): Skip debug insns.
262 * dse.c (scan_insn): Skip debug insns.
263 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
265 (setup_id_for_insn): Handle debug insns.
266 (maybe_tidy_empty_bb): Adjust whitespace.
267 (tidy_control_flow): Skip debug insns.
268 (sel_remove_insn): Adjust for debug insns.
269 (sel_estimate_number_of_insns): Skip debug insns.
270 (create_insn_rtx_from_pattern): Handle debug insns.
271 (create_copy_of_insn_rtx): Likewise.
272 * sel-sched-.h (sel_bb_end): Declare.
273 (sel_bb_empty_or_nop_p): New.
274 (get_all_loop_exits): Use it.
275 (_eligible_successor_edge_p): Likewise.
276 (return_nop_to_pool): Adjust.
277 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
278 * ira-lives.c (process_bb_node_lives): Skip debug insns.
279 * gimple-pretty-print.c (dump_gimple_debug): New.
280 (dump_gimple_stmt): Use it.
281 (dump_bb_header): Skip gimple debug stmts.
282 * regmove.c (optimize_reg_copy_1): Discount debug insns.
283 (fixup_match_2): Likewise.
284 (regmove_backward_pass): Likewise. Simplify combined
285 replacement. Handle debug insns.
286 * function.c (instantiate_virtual_regs): Handle debug insns.
287 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
288 * print-rtl.h: Include cselib.h.
289 (print_rtx): Print VALUEs. Split out and recurse for
291 * df.h (df_inns_rescan_debug_internal): Declare.
292 * gcse.c (alloc_hash_table): Estimate n_insns.
293 (cprop_insn): Don't regard debug insns as changes.
294 (bypass_conditional_jumps): Skip debug insns.
295 (one_pre_gcse_pass): Adjust.
296 (one_code_hoisting_pass): Likewise.
297 (compute_ld_motion_mems): Skip debug insns.
298 (one_cprop_pass): Adjust.
299 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
300 (if_convertible_stmt_p): Handle debug stmts.
301 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
302 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
303 * ira-build.c (create_bb_allocnos): Skip debug insns.
304 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
305 (has_single_use): Likewise.
306 (single_imm_use): Likewise.
307 (num_imm_uses): Likewise.
308 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
309 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
310 (create_outofssa_var_map): Likewise.
311 * lower-subreg.c (adjust_decomposed_uses): New.
312 (resolve_debug): New.
313 (decompose_multiword_subregs): Use it.
314 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
315 * emit-rtl.c: Include params.h.
316 (cur_debug_insn_uid): Define.
317 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
318 (copy_rtx_if_shared_1): Handle debug insns.
319 (reset_used_flags): Likewise.
320 (set_used_flags): LIkewise.
321 (get_max_insn_count): New.
322 (next_nondebug_insn): New.
323 (prev_nondebug_insn): New.
324 (make_debug_insn_raw): New.
325 (emit_insn_before_noloc): Handle debug insns.
326 (emit_jump_insn_before_noloc): Likewise.
327 (emit_call_insn_before_noloc): Likewise.
328 (emit_debug_insn_before_noloc): New.
329 (emit_insn_after_noloc): Handle debug insns.
330 (emit_jump_insn_after_noloc): Likewise.
331 (emit_call_insn_after_noloc): Likewise.
332 (emit_debug_insn_after_noloc): Likewise.
333 (emit_insn_after): Take loc from earlier non-debug insn.
334 (emit_jump_insn_after): Likewise.
335 (emit_call_insn_after): Likewise.
336 (emit_debug_insn_after_setloc): New.
337 (emit_debug_insn_after): New.
338 (emit_insn_before): Take loc from later non-debug insn.
339 (emit_jump_insn_before): Likewise.
340 (emit_call_insn_before): Likewise.
341 (emit_debug_insn_before_setloc): New.
342 (emit_debug_insn_before): New.
343 (emit_insn): Handle debug insns.
344 (emit_debug_insn): New.
345 (emit_jump_insn): Handle debug insns.
346 (emit_call_insn): Likewise.
348 (init_emit): Take min-nondebug-insn-uid into account.
349 Initialize cur_debug_insn_uid.
350 (emit_copy_of_insn_after): Handle debug insns.
351 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
352 location of single rhs in place.
353 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
354 (floor_sdiv_adjust): New.
355 (cell_sdiv_adjust): New.
356 (cell_udiv_adjust): New.
357 (round_sdiv_adjust): New.
358 (round_udiv_adjust): New.
359 (wrap_constant): Moved from cselib.
360 (unwrap_constant): New.
361 (expand_debug_expr): New.
362 (expand_debug_locations): New.
363 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
365 (gimple_expand_cfg): Expand debug locations.
366 * cselib.c: Include tree-pass.h.
367 (struct expand_value_data): New.
368 (cselib_record_sets_hook): New.
369 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
370 (cselib_clear_table): Move, and implemnet in terms of...
371 (cselib_reset_table_with_next_value): ... this.
372 (cselib_get_next_unknown_value): New.
373 (discard_useless_locs): Don't discard preserved values.
374 (cselib_preserve_value): New.
375 (cselib_preserved_value_p): New.
376 (cselib_preserve_definitely): New.
377 (cselib_clear_preserve): New.
378 (cselib_preserve_only_values): New.
379 (new_cselib_val): Take rtx argument. Dump it in details.
380 (cselib_lookup_mem): Adjust.
381 (expand_loc): Take regs_active in struct. Adjust. Silence
382 dumps unless details are requested.
383 (cselib_expand_value_rtx_cb): New.
384 (cselib_expand_value_rtx): Rename and reimplment in terms of...
385 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
386 without details. Copy more subregs. Try to resolve values
387 using a callback. Wrap constants.
388 (cselib_subst_to_values): Adjust.
389 (cselib_log_lookup): New.
390 (cselib_lookup): Call it.
391 (cselib_invalidate_regno): Don't count preserved values as
393 (cselib_invalidate_mem): Likewise.
394 (cselib_record_set): Likewise.
395 (struct set): Renamed to cselib_set, moved to cselib.h.
396 (cselib_record_sets): Adjust. Call hook.
397 (cselib_process_insn): Reset table when it would be cleared.
398 (dump_cselib_val): New.
399 (dump_cselib_table): New.
400 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
401 (remove_forwarder_block): Support moving debug stmts.
402 * cselib.h (cselib_record_sets_hook): Declare.
403 (cselib_expand_callback): New type.
404 (cselib_expand_value_rtx_cb): Declare.
405 (cselib_reset_table_with_next_value): Declare.
406 (cselib_get_next_unknown_value): Declare.
407 (cselib_preserve_value): Declare.
408 (cselib_preserved_value_p): Declare.
409 (cselib_preserve_only_values): Declare.
410 (dump_cselib_table): Declare.
411 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
412 (try_crossjump_to_edge): Likewise.
413 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
414 dominated blocks when debug stmts are present.
415 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
416 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
417 (set_var_live_on_entry): Likewise.
418 * loop-invariant.c (find_invariants_bb): Skip debug insns.
419 * cfglayout.c (curr_location, last_location): Make static.
420 (set_curr_insn_source_location): Don't avoid bouncing.
421 (get_curr_insn_source_location): New.
422 (get_curr_insn_block): New.
423 (duplicate_insn_chain): Handle debug insns.
424 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
426 * common.opt (fcompare-debug): Move to sort order.
427 (fdump-unnumbered-links): Likewise.
428 (fvar-tracking-assignments): New.
429 (fvar-tracking-assignments-toggle): New.
430 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
431 because of debug stmts.
432 (mark_stmt_if_obviously_necessary): Mark debug stmts.
433 (eliminate_unnecessary_stmts): Walk dominated blocks before
435 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
436 * ira.c (memref_used_between_p): Skip debug insns.
437 (update_equiv_regs): Likewise.
438 * sched-deps.c (sd_lists_size): Accept empty list.
439 (sd_init_insn): Mark debug insns.
440 (sd_finish_insn): Unmark them.
441 (sd_add_dep): Reject non-debug deps on debug insns.
442 (fixup_sched_groups): Give debug insns group treatment.
444 (sched_analyze_reg): Don't mark debug insns for sched before call.
445 (sched_analyze_2): Handle debug insns.
446 (sched_analyze_insn): Compute next non-debug insn. Handle debug
448 (deps_analyze_insn): Handle debug insns.
449 (deps_start_bb): Skip debug insns.
450 (init_deps): Initialize last_debug_insn.
451 * tree-ssa.c (target_for_debug_bind): New.
452 (find_released_ssa_name): New.
453 (propagate_var_def_into_debug_stmts): New.
454 (propagate_defs_into_debug_stmts): New.
455 (verify_ssa): Skip debug bind stmts without values.
456 (warn_uninialized_vars): Skip debug stmts.
457 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
458 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
459 (rtx_equal_p): Likewise.
460 * ira-costs.c (scan_one_insn): Skip debug insns.
461 (process_bb_node_for_hard_reg_moves): Likewise.
462 * rtl.h (DEBUG_INSN_P): New.
463 (NONDEBUG_INSN_P): New.
464 (MAY_HAVE_DEBUG_INSNS): New.
465 (INSN_P): Accept debug insns.
466 (RTX_FRAME_RELATED_P): Likewise.
467 (INSN_DELETED_P): Likewise
468 (PAT_VAR_LOCATION_DECL): New.
469 (PAT_VAR_LOCATION_LOC): New.
470 (PAT_VAR_OCATION_STATUS): New.
471 (NOTE_VAR_LOCATION_DECL): Reimplement.
472 (NOTE_VAR_LOCATION_LOC): Likewise.
473 (NOTE_VAR_LOCATION_STATUS): Likewise.
474 (INSN_VAR_LOCATION): New.
475 (INSN_VAR_LOCATION_DECL): New.
476 (INSN_VAR_LOCATION_LOC): New.
477 (INSN_VAR_LOCATION_STATUS): New.
478 (gen_rtx_UNKNOWN_VAR_LOC): New.
479 (VAR_LOC_UNKNOWN_P): New.
480 (NOTE_DURING_CALL_P): New.
481 (SCHED_GROUP_P): Accept debug insns.
482 (emit_debug_insn_before): Declare.
483 (emit_debug_insn_before_noloc): Declare.
484 (emit_debug_insn_beore_setloc): Declare.
485 (emit_debug_insn_after): Declare.
486 (emit_debug_insn_after_noloc): Declare.
487 (emit_debug_insn_after_setloc): Declare.
488 (emit_debug_insn): Declare.
489 (make_debug_insn_raw): Declare.
490 (prev_nondebug_insn): Declare.
491 (next_nondebug_insn): Declare.
492 (delegitimize_mem_from_attrs): Declare.
493 (get_max_insn_count): Declare.
494 (wrap_constant): Declare.
495 (unwrap_constant): Declare.
496 (get_curr_insn_source_location): Declare.
497 (get_curr_insn_block): Declare.
498 * tree-inline.c (insert_debug_decl_map): New.
499 (processing_debug_stmt): New.
500 (remap_decl): Don't create new mappings in debug stmts.
501 (remap_gimple_op_r): Don't add references in debug stmts.
502 (copy_tree_body_r): Likewise.
503 (remap_gimple_stmt): Handle debug bind stmts.
504 (copy_bb): Skip debug stmts.
505 (copy_edges_for_bb): Likewise.
506 (copy_debug_stmt): New.
507 (copy_debug_stmts): New.
508 (copy_body): Copy debug stmts at the end.
509 (insert_init_debug_bind): New.
510 (insert_init_stmt): Take id. Skip and emit debug stmts.
511 (setup_one_parameter): Remap variable earlier, register debug
513 (estimate_num_insns): Skip debug stmts.
514 (expand_call_inline): Preserve debug_map.
515 (optimize_inline_calls): Check for no debug_stmts left-overs.
516 (unsave_expr_now): Preserve debug_map.
517 (copy_gimple_seq_and_replace_locals): Likewise.
518 (tree_function_versioning): Check for no debug_stmts left-overs.
519 Init and destroy debug_map as needed. Split edges unconditionally.
520 (build_duplicate_type): Init and destroy debug_map as needed.
521 * tree-inline.h: Include gimple.h instead of pointer-set.h.
522 (struct copy_body_data): Add debug_stmts and debug_map.
523 * sched-int.h (struct ready_list): Add n_debug.
524 (struct deps): Add last_debug_insn.
525 (DEBUG_INSN_SCHED_P): New.
526 (BOUNDARY_DEBUG_INSN_P): New.
527 (SCHEDULE_DEBUG_INSN_P): New.
528 (sd_iterator_cond): Accept empty list.
529 * combine.c (create_log_links): Skip debug insns.
530 (combine_instructions): Likewise.
531 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
532 return value is always unshared.
533 (struct rtx_subst_pair): New.
534 (auto_adjust_pair): New.
535 (propagate_for_debug_subst): New.
536 (propagate_for_debug): New.
537 (try_combine): Skip debug insns. Propagate removed defs into
539 (next_nonnote_nondebug_insn): New.
540 (distribute_notes): Use it. Skip debug insns.
541 (distribute_links): Skip debug insns.
542 * tree-outof-ssa.c (set_location_for_edge): Likewise.
543 * resource.c (mark_target_live_regs): Likewise.
544 * var-tracking.c: Include cselib.h and target.h.
545 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
547 (micro_operation_type_name): New.
548 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
549 (struct micro_operation_def): Update comments.
550 (decl_or_value): New type. Use instead of decls.
551 (struct emit_note_data_def): Add vars.
552 (struct attrs_def): Use decl_or_value.
553 (struct variable_tracking_info_def): Add permp, flooded.
554 (struct location_chain_def): Update comment.
555 (struct variable_part_def): Use decl_or_value.
556 (struct variable_def): Make var_part a variable length array.
559 (cselib_hook_called): New.
561 (dv_is_value_p): New.
568 (check_value_is_not_decl): New.
570 (dv_from_value): New.
572 (variable_htab_hash): Use it.
573 (variable_htab_eq): Support values.
574 (variable_htab_free): Free from the right pool.
575 (attrs_list_member, attrs_list_insert): Use decl_or_value.
576 (attrs_list_union): Adjust.
577 (attrs_list_mpdv_union): New.
578 (tie_break_pointers): New.
579 (canon_value_cmp): New.
580 (unshare_variable): Return possibly-modified slot.
581 (vars_copy_1): Adjust.
582 (var_reg_decl_set): Adjust. Split out of...
583 (var_reg_set): ... this.
584 (get_init_value): Adjust.
585 (var_reg_delete_and_set): Adjust.
586 (var_reg_delete): Adjust.
587 (var_regno_delete): Adjust.
588 (var_mem_decl_set): Split out of...
589 (var_mem_set): ... this.
590 (var_mem_delete_and_set): Adjust.
591 (var_mem_delete): Adjust.
595 (variable_union): Adjust. Speed up merge of 1-part vars.
596 (variable_canonicalize): Use unshared slot.
597 (VALUED_RECURSED_INTO): New.
598 (find_loc_in_1pdv): New.
599 (struct dfset_merge): New.
600 (insert_into_intersection): New.
601 (intersect_loc_chains): New.
603 (canonicalize_loc_order_check): New.
604 (canonicalize_values_mark): New.
605 (canonicalize_values_star): New.
606 (variable_merge_over_cur): New.
607 (variable_merge_over_src): New.
608 (dataflow_set_merge): New.
609 (dataflow_set_equiv_regs): New.
610 (remove_duplicate_values): New.
611 (struct dfset_post_merge): New.
612 (variable_post_merge_new_vals): New.
613 (variable_post_merge_perm_vals): New.
614 (dataflow_post_merge_adjust): New.
615 (find_mem_expr_in_1pdv): New.
616 (dataflow_set_preserve_mem_locs): New.
617 (dataflow_set_remove_mem_locs): New.
618 (dataflow_set_clear_at_call): New.
619 (onepart_variable_different_p): New.
620 (variable_different_p): Use it.
621 (dataflow_set_different_1): Adjust. Make detailed dump
623 (track_expr_p): Add need_rtl parameter. Don't generate rtl
625 (track_loc_p): Pass it true.
626 (struct count_use_info): New.
628 (replace_expr_with_values): New.
630 (use_type): New, partially split out of...
631 (count_uses): ... this. Count new micro-ops.
632 (count_uses_1): Adjust.
633 (count_stores): Adjust.
634 (count_with_sets): New.
635 (VAL_NEEDS_RESOLUTION): New.
636 (VAL_HOLDS_TRACK_EXPR): New.
637 (VAL_EXPR_IS_COPIED): New.
638 (VAL_EXPR_IS_CLOBBERED): New.
639 (add_uses): Adjust. Generate new micro-ops.
640 (add_uses_1): Adjust.
641 (add_stores): Generate new micro-ops.
642 (add_with_sets): New.
643 (find_src_status): Adjust.
644 (find_src_set_src): Adjust.
645 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
646 Handle new micro-ops. Canonicalize value equivalances.
647 (vt_find_locations): Compute total size of hash tables for
648 dumping. Perform merge for var-tracking-assignments. Don't
649 disregard single-block loops.
650 (dump_attrs_list): Handle decl_or_value.
651 (dump_variable): Take variable. Deal with decl_or_value.
652 (dump_variable_slot): New.
654 (dump_dataflow_sets): Adjust.
655 (set_slot_part): New, extended to support one-part variables
656 after splitting out of...
657 (set_variable_part): ... this.
658 (clobber_slot_part): New, split out of...
659 (clobber_variable_part): ... this.
660 (delete_slot_part): New, split out of...
661 (delete_variable_part): .... this.
662 (check_wrap_constant): New.
663 (vt_expand_loc_callback): New.
664 (vt_expand_loc): New.
665 (emit_note_insn_var_location): Adjust. Handle values. Handle
666 EMIT_NOTE_AFTER_CALL_INSN.
667 (emit_notes_for_differences_1): Adjust. Handle values.
668 (emit_notes_for_differences_2): Likewise.
669 (emit_notes_for_differences): Adjust.
670 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN
671 notes. Adjust. Handle new micro-ops.
672 (vt_add_function_parameters): Adjust. Create and bind values.
673 (vt_initialize): Adjust. Initialize scratch_regs and
674 valvar_pool, flooded and perm.. Initialize and use cselib. Log
675 operations. Move some code to count_with_sets and add_with_sets.
676 (delete_debug_insns): New.
677 (vt_debug_insns_local): New.
678 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
680 (var_tracking_main): If var-tracking-assignments is enabled
681 but var-tracking isn't, delete debug insns and leave. Likewise
682 if we exceed limits or fail the stack adjustments tests, and
683 after all var-tracking processing.
684 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
685 (dataflow_set): Add traversed_vars.
686 (value_chain, const_value_chain): New typedefs.
687 (value_chain_pool, value_chains): New variables.
688 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
689 add_value_chains, add_cselib_value_chains, remove_value_chain,
690 remove_value_chains, remove_cselib_value_chains): New functions.
691 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
692 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
694 (shared_hash_find_slot_unshare, shared_hash_find_slot,
695 shared_hash_find_slot_noinsert, shared_hash_find): Update.
696 (dst_can_be_shared): New variable.
697 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
698 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
699 different from set->vars, look up slot again instead of using the
701 (dataflow_set_init): Initialize traversed_vars.
702 (variable_union): Use shared_hash_*. Use initially NO_INSERT
703 lookup if set->vars is shared. Don't keep slot cleared before
704 calling unshare_variable. Unshare set->vars if needed. Adjust
705 unshare_variable callers. Clear dst_can_be_shared if needed.
706 Even ->refcount == 1 vars must be unshared if set->vars is shared
707 and var needs to be modified.
708 (dataflow_set_union): Set traversed_vars during canonicalization.
709 (VALUE_CHANGED, DECL_CHANGED): Define.
710 (set_dv_changed, dv_changed_p): New static inlines.
711 (track_expr_p): Clear DECL_CHANGED.
712 (dump_dataflow_sets): Set it.
713 (variable_was_changed): Call set_dv_changed.
714 (emit_note_insn_var_location): Likewise.
715 (changed_variables_stack): New variable.
716 (check_changed_vars_1, check_changed_vars_2): New functions.
717 (emit_notes_for_changes): Do nothing if changed_variables is
718 empty. Traverse changed_variables with check_changed_vars_1,
719 call check_changed_vars_2 on each changed_variables_stack entry.
720 (emit_notes_in_bb): Add SET argument. Just clear it at the
721 beginning, use it instead of local &set, don't destroy it at the
723 (vt_emit_notes): Call dataflow_set_clear early on all
724 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
725 computed set, dataflow_set_clear also VTI(bb)->in when we are
726 done with the basic block. Initialize changed_variables_stack,
727 free it afterwards. If ENABLE_CHECKING verify that after noting
728 differences to an empty set value_chains hash table is empty.
729 (vt_initialize): Initialize value_chains and value_chain_pool.
730 (vt_finalize): Delete value_chains htab, free value_chain_pool.
731 (variable_tracking_main): Call dump_dataflow_sets before calling
732 vt_emit_notes, not after it.
733 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
734 (propagate_var_def_into_debug_stmts): Declare.
735 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
736 (df_set_note): Reject debug insns.
737 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
738 add notes to debug insns.
739 (df_note_bb_compute): Adjust. Likewise.
740 (df_simulate_uses): Skip debug insns.
741 (df_simulate_initialize_backwards): Likewise.
742 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
743 (subst_stack_regs_pat): Reject debug insns.
744 (convert_regs_1): Handle debug insns.
745 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
746 (print-rtl.o): Depend on cselib.h.
747 (cselib.o): Depend on TREE_PASS_H.
748 (var-tracking.o): Depend on cselib.h and TARGET_H.
749 * sched-rgn.c (rgn_estimate_number_of_insns): Discount
751 (init_ready_list): Skip boundary debug insns.
752 (add_branch_dependences): Skip debug insns.
753 (free_block_dependencies): Check for blocks with only debug
755 (compute_priorities): Likewise.
756 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
757 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
759 (gimple_build_debug_bind_stat): New.
760 (empty_body_p): Skip debug stmts.
761 (gimple_has_side_effects): Likewise.
762 (gimple_rhs_has_side_effects): Likewise.
763 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
764 (gimple_build_debug_bind_stat): Declare.
765 (gimple_build_debug_bind): Define.
766 (is_gimple_debug): New.
767 (gimple_debug_bind_p): New.
768 (gimple_debug_bind_get_var): New.
769 (gimple_debug_bind_get_value): New.
770 (gimple_debug_bind_get_value_ptr): New.
771 (gimple_debug_bind_set_var): New.
772 (gimple_debug_bind_set_value): New.
773 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
774 (gimple_debug_bind_reset_value): New.
775 (gimple_debug_bind_has_value_p): New.
776 (gsi_next_nondebug): New.
777 (gsi_prev_nondebug): New.
778 (gsi_start_nondebug_bb): New.
779 (gsi_last_nondebug_bb): New.
780 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
781 (print_insn): Handle DEBUG_INSN.
782 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
783 of first insn prevail.
784 (first_stmt): Skip debug stmts.
785 (first_non_label_stmt): Likewise.
786 (last_stmt): Likewise.
787 (has_zero_uses_1): New.
788 (single_imm_use_1): New.
789 (verify_gimple_debug): New.
790 (verify_types_in_gimple_stmt): Handle debug stmts.
791 (verify_stmt): Likewise.
792 (debug_loop_num): Skip debug stmts.
793 (remove_edge_and_dominated_blocks): Remove dominators last.
794 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into
796 (linearize_expr): Likewise.
797 * config/i386/i386.c (ix86_delegitimize_address): Call
798 default implementation.
799 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug
801 (group_barrier_needed): Skip debug insns.
802 (emit_insn_group_barriers): Likewise.
803 (emit_all_insn_group_barriers): Likewise.
804 (ia64_variable_issue): Handle debug insns.
805 (ia64_dfa_new_cycle): Likewise.
806 (final_emit_insn_group_barriers): Skip debug insns.
807 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
808 def cfa without frame.
809 (process_set): Likewise.
810 (process_for_unwind_directive): Pass frame on.
811 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
812 (rs6000_delegitimize_address): New.
813 (rs6000_debug_adjust_cost): Handle debug insns.
814 (is_microcoded_insn): Likewise.
815 (is_cracked_insn): Likewise.
816 (is_nonpipeline_insn): Likewise.
817 (insn_must_be_first_in_group): Likewise.
818 (insn_must_be_last_in_group): Likewise.
819 (force_new_group): Likewise.
820 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
821 contains only debug insns.
822 (rtl_merge_blocks): Skip debug insns.
823 (purge_dead_edges): Likewise.
824 (rtl_block_ends_with_call_p): Skip debug insns.
825 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
826 (mark_reg_dependencies): Skip debug insns.
827 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
828 * tree-ssanames.c (release_ssa_name): Propagate def into
830 * tree-ssa-threadedge.c
831 (record_temporary_equivalences_from_stmts): Skip debug stmts.
832 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
833 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
834 (copyprop_hardreg_forward_1): Handle debug insns.
835 * reload1.c (reload): Skip debug insns. Replace unassigned
836 pseudos in debug insns with their equivalences.
837 (eliminate_regs_in_insn): Skip debug insns.
838 (emit_input_reload_insns): Skip debug insns at first, adjust
840 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
841 (get_indirect_ref_operands): Pass opf_no_vops on.
842 (get_expr_operands): Likewise. Skip debug stmts.
843 (parse_ssa_operands): Scan debug insns with opf_no_vops.
845 2009-09-01 Richard Henderson <rth@redhat.com>
847 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
848 stmt_ends_pp_p statements at least once.
849 * tree-vrp.c (vrp_initialize): Likewise.
850 (vrp_visit_stmt): Be prepared for non-interesting stmts.
852 2009-09-01 Dodji Seketeli <dodji@redhat.com>
855 Fix AIX bootstrap after PR debug/30161
856 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
857 that is a GNU extension.
858 (tmpl_value_parm_die_table): Move the definition of this global
859 outside #ifdef DWARF2_DEBUGGING_INFO region.
861 2009-09-01 Richard Guenther <rguenther@suse.de>
863 * tree.c (tree_expr_size): New function.
864 * tree.h (tree_expr_size): Declare.
865 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
866 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
867 * langhooks.c (lhd_expr_size): Remove.
868 * langhooks.h (struct lang_hooks): Remove expr_size.
869 * explow.c (expr_size): Use tree_expr_size.
870 (int_expr_size): Likewise.
871 * langhooks-def.h (lhd_expr_size): Remove.
872 (LANG_HOOKS_EXPR_SIZE): Likewise.
873 (LANG_HOOKS_INITIALIZER): Adjust.
875 2009-09-01 Richard Guenther <rguenther@suse.de>
877 * tree-flow.h (mark_addressable): Move declaration ...
878 * tree.h (mark_addressable): ... here.
879 * stmt.c (expand_asm_operands): Use mark_addressable, not
880 lang_hooks.mark_addressable.
881 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
882 LANG_HOOKS_MARK_ADDRESSABLE.
883 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
884 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
886 2009-08-31 Chris Demetriou <cgd@google.com>
888 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
889 vectorize if not TARGET_SSE2.
891 2009-08-31 DJ Delorie <dj@redhat.com>
893 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
894 registers if no coprocessor is enabled.
896 2009-08-31 Dodji Seketeli <dodji@redhat.com>
899 * cgraph.h (cgraph_get_node): Declare ...
900 * cgraph.c (cgraph_get_node): ... new function.
901 * dwarf2out.c (gen_generic_params_dies,
902 generic_parameter_die, tree_add_const_value_attribute_for_decl,
903 make_ith_pack_parameter_name,
904 append_entry_to_tmpl_value_parm_die_table,
905 gen_remaining_tmpl_value_param_die_attribute): New functions.
906 (gen_subprogram_die): Generate debug info for template parameters
907 if debug info level is higher than DINFO_LEVEL_TERSE.
908 Use tree_add_const_value_attribute_for_decl instead of
909 tree_add_const_value_attribute.
910 (gen_const_die): Use tree_add_const_value_attribute_for_decl
911 instead of tree_add_const_value_attribute.
912 (gen_struct_or_union_type_die): Generate debug
913 info for template parameters if debug info level is higher than
915 (tree_add_const_value_attribute): Handle integral and pointer
916 constants. Update comment.
917 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
918 (dwarf_attr_name): Support DW_AT_GNU_template_name.
919 (reference_to_unused): Fix thinko. Remove redundant predicates from
921 (tree_add_const_value_attribute): Make this work for constant
923 tree_add_const_value_attribute_for_decl is to be used for variable
925 (add_location_or_const_value_attribute): Use
926 tree_add_const_value_attribute_for_decl now.
927 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
928 DW_TAG_template_value_param DIEs after function DIEs have been
930 * langhooks.h (lang_hooks_for_types): Add
931 get_argument_pack_elems.
932 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
933 (lang_hooks): Added get_innermost_generic_parms,
934 get_innermost_generic_args.
935 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
936 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
937 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
938 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
940 2009-08-31 DJ Delorie <dj@redhat.com>
942 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
943 it once we start generating the prologue or epilogue.
944 (mep_call_saves_register): If the frame is locked, re-use
946 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
947 (mep_expand_prologue): Call it.
948 (mep_expand_epilogue): Likewise.
949 (mep_start_function): Use the same logic as mep_expand_prologue.
950 (mep_pass_by_reference): Make logic more readable.
951 (mep_return_in_memory): Zero-sized objects are passed in memory.
952 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
955 2009-08-31 Richard Guenther <rguenther@suse.de>
957 * builtins.c (fold_builtin_memory_op): Use the alias oracle
958 to query if the memory regions for memmove overlap.
959 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
960 asserts on pointers, instead deal with odd trees.
961 (ptr_derefs_may_alias_p): Likewise.
962 (refs_may_alias_p_1): Constructor bases also never alias.
964 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
966 * doc/install.texi (Final install): Adjust reference on where to
967 order printed manuals.
969 2009-08-30 Olivier Hainque <hainque@adacore.com>
971 * dwarf2out.c (switch_to_frame_table_section): Move
972 definition prior to first use.
974 2009-08-30 Richard Guenther <rguenther@suse.de>
976 PR tree-optimization/41186
977 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
978 (ao_ref_init_from_ptr_and_size): New function.
979 (ref_maybe_used_by_call_p_1): Be more precise tracking
980 used ranges for builtin functions.
981 (ref_maybe_used_by_call_p): Adjust.
982 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
983 ranges for builtin functions.
984 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
986 2009-08-30 Alan Modra <amodra@bigpond.net.au>
989 * fwprop.c (get_reg_use_in): Delete.
990 (free_load_extend): New function.
991 (forward_propagate_subreg): Use it.
993 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
995 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
997 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
1000 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
1003 2009-08-29 Douglas B Rupp <rupp@gnat.com>
1005 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
1006 fini or fini_array section.
1008 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1010 * graphite-dependences.c (graphite_legal_transform_bb): Call
1011 pbb_remove_duplicate_pdrs.
1012 * graphite-poly.c (can_collapse_pdr): Removed.
1013 (pdr_find_duplicate): Removed.
1014 (can_collapse_pdrs): New.
1015 (pbb_remove_duplicate_pdrs): New.
1016 (new_poly_dr): Do not look for duplicates.
1017 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1018 (PBB_PDR_DUPLICATES_REMOVED): New.
1019 (pbb_remove_duplicate_pdrs): Declared.
1021 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1023 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1024 the strides by multiplying by PDR_NB_REFS.
1025 * graphite-poly.c (can_collapse_pdr): New.
1026 (pdr_find_duplicate): New.
1027 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
1028 Initialize PDR_NB_REFS.
1029 * graphite-poly.h (struct poly_dr): Add field nb_refs.
1031 (new_poly_dr): Number of subscripts is a graphite_dim_t.
1033 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1036 * graphite-poly.c (apply_poly_transforms): Remove legality test before
1039 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1041 * graphite-dependences.c (pddr_original_scattering): Return NULL
1042 for read-read dependence relations.
1043 * graphite-poly.h (enum poly_dr_type): Fix comment.
1046 (pdr_may_write_p): New.
1048 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1050 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1051 (struct poly_dr): Same.
1052 (new_poly_dr): Same.
1053 * graphite-poly.c (new_poly_dr): Same.
1054 * graphite-dependences.c (dot_deps): Disable call to system.
1056 2009-08-28 Cary Coutant <ccoutant@google.com>
1059 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
1060 struct/union/enum types local to a function.
1062 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1063 Sebastian Pop <sebastian.pop@amd.com>
1065 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
1066 pbb_strip_mine_time_depth. Changed the implementation so that
1067 transformation is expressed as a transformation on
1068 time (scatttering) dimensions. Also, ensures that the 2d+1
1069 scheduling format is preserved.
1070 (pbb_strip_mine_profitable_p): Profitability is based on the
1071 iteration number of a given time (scattering) dimension,
1072 and not on a original loop depth dimension.
1073 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
1074 (pbb_do_strip_mine): Call psct_dynamic_dim.
1075 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
1076 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
1077 (pbb_nb_dynamic_scattering_transform): New.
1078 (psct_dynamic_dim): New.
1080 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1082 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1083 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1084 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
1085 * graphite-interchange.c (build_linearized_memory_access): Same.
1086 (memory_stride_in_loop): Same.
1088 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1090 * graphite-dependences.c (pddr_original_scattering): New.
1091 (graphite_legal_transform_dr): Call pddr_original_scattering.
1094 * graphite-dependences.h (dot_deps): Declared.
1095 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
1096 (print_pdr): Print PDR_ID.
1097 * graphite-poly.h (struct poly_dr): Add field id.
1100 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1102 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1104 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1105 not delete the original dependence relation.
1107 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1109 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
1110 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
1111 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
1112 (free_poly_ddr): New.
1113 (pddr_is_empty): New.
1114 (dependence_polyhedron_1): Now returns a poly_ddr_p.
1115 (dependence_polyhedron): Same. Remove useless gcc_assert.
1117 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1118 (graphite_carried_dependence_level_k): Call pddr_is_empty.
1119 * graphite-dependences.h (enum poly_dependence_kind): New.
1120 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
1121 (PDRP_SOURCE): Renamed PDDR_SOURCE.
1122 (PDRP_SINK): Renamed PDDR_SINK.
1123 (PDRP_DDP): Renamed PDDR_DDP.
1125 (free_poly_ddr): Declared.
1126 * graphite-poly.c (new_scop): Use the new hash function names.
1127 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1128 into original_pddrs.
1129 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1131 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1133 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1134 bounds with LT_EXPR to make niter analysis more precise on code
1135 generated by Graphite.
1137 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1139 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1140 (graphite_legal_transform_bb): Same.
1141 (poly_drs_may_alias_p): Same.
1143 2009-08-28 Richard Guenther <rguenther@suse.de>
1145 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
1147 2009-08-28 Jan Beulich <jbeulich@novell.com>
1149 * config/i386/netware.c: Include langhooks.h.
1150 (i386_nlm_encode_section_info): Simplify.
1151 (netware_override_options): Delete.
1152 * config/i386/netware.h (netware_override_options): Delete
1154 (OVERRIDE_OPTIONS): Delete definition.
1155 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1156 (ASM_COMMENT_START): Define.
1157 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
1159 2009-08-28 Jan Beulich <jbeulich@novell.com>
1161 * configure.ac: For in-tree ld, do a plain version check to
1162 determine whether comdat groups are supported.
1163 * configure: Regenerate.
1165 2009-08-28 Olivier Hainque <hainque@adacore.com>
1167 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
1168 always defined. Reflect definition or absence of such for
1169 COLLECT_EXPORT_LIST. Readability helper.
1170 (scanfilter): New enum, to help control what symbols
1171 are to be considered or ignored by scan_prog_file.
1172 (enum pass): Rename as "scanpass", moved together with scanfilter
1173 prior to scan_prog_file's prototype.
1174 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
1175 Group prototype with the scanpass/scanfilter definitions, factorize
1176 head comments for the several implementations at the prototype.
1177 (main): Reorganize the first pass link control to let AIX
1178 drag only the needed frame tables in executables. Prevent
1179 frame tables collection during the scan aimed at static ctors.
1180 Pre-link and scan for frame tables later to compensate.
1181 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
1182 A C statement to issue assembly directives that create a reference
1183 to the given DWARF table identifier label from the current function
1185 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
1186 to differentiate first time section entry. Only emit a .data
1187 tables start identifier label the first time around.
1188 (switch_to_frame_table_section): New function. Helper for
1189 output_call_frame_info to switch possibly BACK into the eh_frame
1190 or the debug_frame section depending on FOR_EH.
1191 (output_call_frame_info): Use helper to first enter the proper
1193 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
1194 emit a link to the frame table start label from each function
1196 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
1197 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
1198 * config/rs6000/rs6000-protos.h: Declare it.
1199 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
1201 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
1203 * config/sh/sh.c (split_branches): Check the result of
1206 2009-08-27 Steve Ellcey <sje@cup.hp.com>
1208 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
1209 using -pthread -fopenmp
1211 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
1213 * doc/service.texi (service directory): Update URL.
1215 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
1217 PR rtl-optimization/40861
1218 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
1219 extract word from a multi-word subreg for negative byte positions.
1221 2009-08-27 Tristan Gingold <gingold@adacore.com>
1222 Douglas B Rupp <rupp@gnat.com>
1224 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
1225 (SECTION_VMS_OVERLAY): Define.
1226 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
1228 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
1230 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
1231 common_object declarations.
1232 (ia64_section_type_flags): Set section flag for common_object.
1233 * config/ia64/ia64-protos.h
1234 (ia64_vms_output_aligned_decl_common): Declare.
1235 (ia64_vms_elf_asm_named_section): Declare.
1237 2009-08-27 Michael Matz <matz@suse.de>
1239 * expr.c (expand_expr_real_2): New function taking exploded
1240 unary or binary expression, split out from ...
1241 (expand_expr_real_1): ... here. Move over all unary/binary
1242 switch parts to above function, in particular these codes:
1243 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
1244 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
1245 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
1246 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
1247 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
1248 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
1249 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
1250 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
1251 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
1252 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
1253 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
1254 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
1255 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
1256 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
1257 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
1258 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
1259 VEC_PACK_FIX_TRUNC_EXPR.
1260 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
1263 2009-08-27 Richard Guenther <rguenther@suse.de>
1265 * gengtype.c (main): Handle uint64_t.
1266 * ipa-utils.c (get_base_var): Indent properly.
1267 * tree-ssa-live.c (debug_scope_block): New function.
1268 * tree-flow.h (debug_scope_block): Declare.
1269 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
1270 * basic-block.h (enum profile_status): Rename to
1271 enum profile_status_d.
1272 (x_profile_status): Adjust type.
1274 2009-08-27 Dodji Seketeli <dodji@redhat.com>
1277 * dwarf2out.c (get_context_die): Declare this static function.
1278 (gen_type_die_with_usage): Make sure a DIE is a generated for
1279 the context of a typedef.
1281 2009-08-26 Anatoly Sokolov <aesok@post.ru>
1283 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
1286 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
1288 * config/mips/mips-protos.h (mips_output_sync): Declare.
1289 (mips_sync_loop_insns): Likewise.
1290 (mips_output_sync_loop): Replace first two parameters with an rtx.
1291 * config/mips/mips.c (mips_multi_member): New structure.
1292 (mips_multi_members): New variable.
1293 (mips_multi_start): New function.
1294 (mips_multi_add): Likewise.
1295 (mips_multi_add_insn): Likewise.
1296 (mips_multi_add_label): Likewise.
1297 (mips_multi_last_index): Likewise.
1298 (mips_multi_copy_insn): Likewise.
1299 (mips_multi_set_operand): Likewise.
1300 (mips_multi_write): Likewise.
1301 (mips_print_operand_punctuation): Remove '%|' and '%-'.
1302 (mips_init_print_operand_punct): Update accordingly.
1303 (mips_start_ll_sc_sync_block): New function.
1304 (mips_end_ll_sc_sync_block): Likewise.
1305 (mips_output_sync): Likewise.
1306 (mips_sync_insn1_template): Likewise.
1307 (mips_sync_insn2_template): Likewise.
1308 (mips_get_sync_operand): Likewise.
1309 (mips_process_sync_loop): Likewise.
1310 (mips_output_sync_loop): Use mips_process_sync_loop.
1311 (mips_sync_loop_insns): New function.
1312 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
1313 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1314 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
1315 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
1316 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
1317 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
1318 (MIPS_SYNC_OLD_OP_12): Likewise.
1319 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
1320 (MIPS_SYNC_NEW_OP_12): Likewise.
1321 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
1322 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
1323 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
1324 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
1325 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
1326 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
1327 * config/mips/mips.md (sync_mem): New attribute.
1328 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
1329 (sync_exclusive_mask, sync_required_oldval): Likewise.
1330 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
1331 (sync_release_barrier): Likewise.
1332 (length): Handle sync loops.
1333 (sync): Use mips_output_sync.
1334 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
1335 (sync_compare_and_swap<mode>): Set the new sync_* attributes
1336 and use mips_output_sync_loop.
1337 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
1338 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
1339 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
1340 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
1341 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
1342 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
1343 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
1344 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
1345 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
1347 2009-08-26 Richard Guenther <rguenther@suse.de>
1350 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
1351 the types to not match.
1352 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
1354 * tree-ssa.c (useless_type_conversion_p): Conversions to
1355 pointers to unprototyped functions are useless.
1357 2009-08-26 Richard Guenther <rguenther@suse.de>
1359 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
1360 whole-program condition, prepare to be called for non-globals.
1361 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
1362 params build a representative with known type and track its fields.
1364 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
1366 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
1367 clearing by a taken branch.
1368 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
1369 effectively after bbro pass.
1370 (sync_nand<mode>): Ditto.
1371 (sync_old_<fetchop_name><mode>): Ditto.
1372 (sync_old_nand<mode>): Ditto.
1373 (sync_new_<fetchop_name><mode>): Dito.
1374 (sync_new_nand<mode>): Ditto.
1375 (sync_compare_and_swap<mode>_1): Ditto.
1376 (*sync_compare_and_swap<mode>): Ditto.
1377 (sync_lock_test_and_set<mode>_1): Ditto.
1378 ("sync_lock_test_and_set<mode>): Ditto.
1380 2009-08-25 Douglas B Rupp <rupp@gnat.com>
1382 * hwint.h (HOST_LONG_FORMAT): New macro
1383 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
1384 Use HOST_PTR_PRINTF.
1385 * system.h (HOST_PTR_PRINTF): Resurrect old macro
1386 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
1387 (HOST_PTR_PRINTF): Document.
1389 2009-08-25 Jan Hubicka <jh@suse.cz>
1391 * config/i386/bmmintrin.h: Replace by #error.
1394 Michael Meissner <michael.meissner@amd.com>
1395 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1396 Tony Linthicum <tony.linthicum@amd.com>
1398 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
1399 (TARGET_ROUND): New macro for the round/ptest instructions which
1400 are shared between SSE4.1 and SSE5.
1401 (OPTION_MASK_ISA_ROUND): Ditto.
1402 (OPTION_ISA_ROUND): Ditto.
1403 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
1404 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
1406 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
1407 (-mfused-madd): New switch to give users control over whether the
1408 compiler optimizes to use the multiply/add SSE5 instructions.
1410 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
1411 (ix86_handle_option): Turn off 3dnow if -msse5.
1412 (override_options): Add SSE5 support.
1413 (print_operand): %Y prints comparison codes for SSE5 com/pcom
1415 (ix86_expand_sse_movcc): Add SSE5 support.
1416 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
1417 vector type to the next largest size.
1418 (ix86_expand_sse5_pack): New function to use pperm to pack a
1419 vector type to the next smallest size.
1420 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
1421 (IX86_BUILTIN_FMADDSD): Ditto.
1422 (IX86_BUILTIN_FMADDPS): Ditto.
1423 (IX86_BUILTIN_FMADDPD): Ditto.
1424 (IX86_BUILTIN_FMSUBSS): Ditto.
1425 (IX86_BUILTIN_FMSUBSD): Ditto.
1426 (IX86_BUILTIN_FMSUBPS): Ditto.
1427 (IX86_BUILTIN_FMSUBPD): Ditto.
1428 (IX86_BUILTIN_FNMADDSS): Ditto.
1429 (IX86_BUILTIN_FNMADDSD): Ditto.
1430 (IX86_BUILTIN_FNMADDPS): Ditto.
1431 (IX86_BUILTIN_FNMADDPD): Ditto.
1432 (IX86_BUILTIN_FNMSUBSS): Ditto.
1433 (IX86_BUILTIN_FNMSUBSD): Ditto.
1434 (IX86_BUILTIN_FNMSUBPS): Ditto.
1435 (IX86_BUILTIN_FNMSUBPD): Ditto.
1436 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
1437 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
1438 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
1439 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
1440 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
1441 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
1442 (IX86_BUILTIN_PPERM): Ditto.
1443 (IX86_BUILTIN_PERMPS): Ditto.
1444 (IX86_BUILTIN_PERMPD): Ditto.
1445 (IX86_BUILTIN_PMACSSWW): Ditto.
1446 (IX86_BUILTIN_PMACSWW): Ditto.
1447 (IX86_BUILTIN_PMACSSWD): Ditto.
1448 (IX86_BUILTIN_PMACSWD): Ditto.
1449 (IX86_BUILTIN_PMACSSDD): Ditto.
1450 (IX86_BUILTIN_PMACSDD): Ditto.
1451 (IX86_BUILTIN_PMACSSDQL): Ditto.
1452 (IX86_BUILTIN_PMACSSDQH): Ditto.
1453 (IX86_BUILTIN_PMACSDQL): Ditto.
1454 (IX86_BUILTIN_PMACSDQH): Ditto.
1455 (IX86_BUILTIN_PMADCSSWD): Ditto.
1456 (IX86_BUILTIN_PMADCSWD): Ditto.
1457 (IX86_BUILTIN_PHADDBW): Ditto.
1458 (IX86_BUILTIN_PHADDBD): Ditto.
1459 (IX86_BUILTIN_PHADDBQ): Ditto.
1460 (IX86_BUILTIN_PHADDWD): Ditto.
1461 (IX86_BUILTIN_PHADDWQ): Ditto.
1462 (IX86_BUILTIN_PHADDDQ): Ditto.
1463 (IX86_BUILTIN_PHADDUBW): Ditto.
1464 (IX86_BUILTIN_PHADDUBD): Ditto.
1465 (IX86_BUILTIN_PHADDUBQ): Ditto.
1466 (IX86_BUILTIN_PHADDUWD): Ditto.
1467 (IX86_BUILTIN_PHADDUWQ): Ditto.
1468 (IX86_BUILTIN_PHADDUDQ): Ditto.
1469 (IX86_BUILTIN_PHSUBBW): Ditto.
1470 (IX86_BUILTIN_PHSUBWD): Ditto.
1471 (IX86_BUILTIN_PHSUBDQ): Ditto.
1472 (IX86_BUILTIN_PROTB): Ditto.
1473 (IX86_BUILTIN_PROTW): Ditto.
1474 (IX86_BUILTIN_PROTD): Ditto.
1475 (IX86_BUILTIN_PROTQ): Ditto.
1476 (IX86_BUILTIN_PROTB_IMM): Ditto.
1477 (IX86_BUILTIN_PROTW_IMM): Ditto.
1478 (IX86_BUILTIN_PROTD_IMM): Ditto.
1479 (IX86_BUILTIN_PROTQ_IMM): Ditto.
1480 (IX86_BUILTIN_PSHLB): Ditto.
1481 (IX86_BUILTIN_PSHLW): Ditto.
1482 (IX86_BUILTIN_PSHLD): Ditto.
1483 (IX86_BUILTIN_PSHLQ): Ditto.
1484 (IX86_BUILTIN_PSHAB): Ditto.
1485 (IX86_BUILTIN_PSHAW): Ditto.
1486 (IX86_BUILTIN_PSHAD): Ditto.
1487 (IX86_BUILTIN_PSHAQ): Ditto.
1488 (IX86_BUILTIN_FRCZSS): Ditto.
1489 (IX86_BUILTIN_FRCZSD): Ditto.
1490 (IX86_BUILTIN_FRCZPS): Ditto.
1491 (IX86_BUILTIN_FRCZPD): Ditto.
1492 (IX86_BUILTIN_CVTPH2PS): Ditto.
1493 (IX86_BUILTIN_CVTPS2PH): Ditto.
1494 (IX86_BUILTIN_COMEQSS): Ditto.
1495 (IX86_BUILTIN_COMNESS): Ditto.
1496 (IX86_BUILTIN_COMLTSS): Ditto.
1497 (IX86_BUILTIN_COMLESS): Ditto.
1498 (IX86_BUILTIN_COMGTSS): Ditto.
1499 (IX86_BUILTIN_COMGESS): Ditto.
1500 (IX86_BUILTIN_COMUEQSS): Ditto.
1501 (IX86_BUILTIN_COMUNESS): Ditto.
1502 (IX86_BUILTIN_COMULTSS): Ditto.
1503 (IX86_BUILTIN_COMULESS): Ditto.
1504 (IX86_BUILTIN_COMUGTSS): Ditto.
1505 (IX86_BUILTIN_COMUGESS): Ditto.
1506 (IX86_BUILTIN_COMORDSS): Ditto.
1507 (IX86_BUILTIN_COMUNORDSS): Ditto.
1508 (IX86_BUILTIN_COMFALSESS): Ditto.
1509 (IX86_BUILTIN_COMTRUESS): Ditto.
1510 (IX86_BUILTIN_COMEQSD): Ditto.
1511 (IX86_BUILTIN_COMNESD): Ditto.
1512 (IX86_BUILTIN_COMLTSD): Ditto.
1513 (IX86_BUILTIN_COMLESD): Ditto.
1514 (IX86_BUILTIN_COMGTSD): Ditto.
1515 (IX86_BUILTIN_COMGESD): Ditto.
1516 (IX86_BUILTIN_COMUEQSD): Ditto.
1517 (IX86_BUILTIN_COMUNESD): Ditto.
1518 (IX86_BUILTIN_COMULTSD): Ditto.
1519 (IX86_BUILTIN_COMULESD): Ditto.
1520 (IX86_BUILTIN_COMUGTSD): Ditto.
1521 (IX86_BUILTIN_COMUGESD): Ditto.
1522 (IX86_BUILTIN_COMORDSD): Ditto.
1523 (IX86_BUILTIN_COMUNORDSD): Ditto.
1524 (IX86_BUILTIN_COMFALSESD): Ditto.
1525 (IX86_BUILTIN_COMTRUESD): Ditto.
1526 (IX86_BUILTIN_COMEQPS): Ditto.
1527 (IX86_BUILTIN_COMNEPS): Ditto.
1528 (IX86_BUILTIN_COMLTPS): Ditto.
1529 (IX86_BUILTIN_COMLEPS): Ditto.
1530 (IX86_BUILTIN_COMGTPS): Ditto.
1531 (IX86_BUILTIN_COMGEPS): Ditto.
1532 (IX86_BUILTIN_COMUEQPS): Ditto.
1533 (IX86_BUILTIN_COMUNEPS): Ditto.
1534 (IX86_BUILTIN_COMULTPS): Ditto.
1535 (IX86_BUILTIN_COMULEPS): Ditto.
1536 (IX86_BUILTIN_COMUGTPS): Ditto.
1537 (IX86_BUILTIN_COMUGEPS): Ditto.
1538 (IX86_BUILTIN_COMORDPS): Ditto.
1539 (IX86_BUILTIN_COMUNORDPS): Ditto.
1540 (IX86_BUILTIN_COMFALSEPS): Ditto.
1541 (IX86_BUILTIN_COMTRUEPS): Ditto.
1542 (IX86_BUILTIN_COMEQPD): Ditto.
1543 (IX86_BUILTIN_COMNEPD): Ditto.
1544 (IX86_BUILTIN_COMLTPD): Ditto.
1545 (IX86_BUILTIN_COMLEPD): Ditto.
1546 (IX86_BUILTIN_COMGTPD): Ditto.
1547 (IX86_BUILTIN_COMGEPD): Ditto.
1548 (IX86_BUILTIN_COMUEQPD): Ditto.
1549 (IX86_BUILTIN_COMUNEPD): Ditto.
1550 (IX86_BUILTIN_COMULTPD): Ditto.
1551 (IX86_BUILTIN_COMULEPD): Ditto.
1552 (IX86_BUILTIN_COMUGTPD): Ditto.
1553 (IX86_BUILTIN_COMUGEPD): Ditto.
1554 (IX86_BUILTIN_COMORDPD): Ditto.
1555 (IX86_BUILTIN_COMUNORDPD): Ditto.
1556 (IX86_BUILTIN_COMFALSEPD): Ditto.
1557 (IX86_BUILTIN_COMTRUEPD): Ditto.
1558 (IX86_BUILTIN_PCOMEQUB): Ditto.
1559 (IX86_BUILTIN_PCOMNEUB): Ditto.
1560 (IX86_BUILTIN_PCOMLTUB): Ditto.
1561 (IX86_BUILTIN_PCOMLEUB): Ditto.
1562 (IX86_BUILTIN_PCOMGTUB): Ditto.
1563 (IX86_BUILTIN_PCOMGEUB): Ditto.
1564 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
1565 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
1566 (IX86_BUILTIN_PCOMEQUW): Ditto.
1567 (IX86_BUILTIN_PCOMNEUW): Ditto.
1568 (IX86_BUILTIN_PCOMLTUW): Ditto.
1569 (IX86_BUILTIN_PCOMLEUW): Ditto.
1570 (IX86_BUILTIN_PCOMGTUW): Ditto.
1571 (IX86_BUILTIN_PCOMGEUW): Ditto.
1572 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
1573 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
1574 (IX86_BUILTIN_PCOMEQUD): Ditto.
1575 (IX86_BUILTIN_PCOMNEUD): Ditto.
1576 (IX86_BUILTIN_PCOMLTUD): Ditto.
1577 (IX86_BUILTIN_PCOMLEUD): Ditto.
1578 (IX86_BUILTIN_PCOMGTUD): Ditto.
1579 (IX86_BUILTIN_PCOMGEUD): Ditto.
1580 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
1581 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
1582 (IX86_BUILTIN_PCOMEQUQ): Ditto.
1583 (IX86_BUILTIN_PCOMNEUQ): Ditto.
1584 (IX86_BUILTIN_PCOMLTUQ): Ditto.
1585 (IX86_BUILTIN_PCOMLEUQ): Ditto.
1586 (IX86_BUILTIN_PCOMGTUQ): Ditto.
1587 (IX86_BUILTIN_PCOMGEUQ): Ditto.
1588 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
1589 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
1590 (IX86_BUILTIN_PCOMEQB): Ditto.
1591 (IX86_BUILTIN_PCOMNEB): Ditto.
1592 (IX86_BUILTIN_PCOMLTB): Ditto.
1593 (IX86_BUILTIN_PCOMLEB): Ditto.
1594 (IX86_BUILTIN_PCOMGTB): Ditto.
1595 (IX86_BUILTIN_PCOMGEB): Ditto.
1596 (IX86_BUILTIN_PCOMFALSEB): Ditto.
1597 (IX86_BUILTIN_PCOMTRUEB): Ditto.
1598 (IX86_BUILTIN_PCOMEQW): Ditto.
1599 (IX86_BUILTIN_PCOMNEW): Ditto.
1600 (IX86_BUILTIN_PCOMLTW): Ditto.
1601 (IX86_BUILTIN_PCOMLEW): Ditto.
1602 (IX86_BUILTIN_PCOMGTW): Ditto.
1603 (IX86_BUILTIN_PCOMGEW): Ditto.
1604 (IX86_BUILTIN_PCOMFALSEW): Ditto.
1605 (IX86_BUILTIN_PCOMTRUEW): Ditto.
1606 (IX86_BUILTIN_PCOMEQD): Ditto.
1607 (IX86_BUILTIN_PCOMNED): Ditto.
1608 (IX86_BUILTIN_PCOMLTD): Ditto.
1609 (IX86_BUILTIN_PCOMLED): Ditto.
1610 (IX86_BUILTIN_PCOMGTD): Ditto.
1611 (IX86_BUILTIN_PCOMGED): Ditto.
1612 (IX86_BUILTIN_PCOMFALSED): Ditto.
1613 (IX86_BUILTIN_PCOMTRUED): Ditto.
1614 (IX86_BUILTIN_PCOMEQQ): Ditto.
1615 (IX86_BUILTIN_PCOMNEQ): Ditto.
1616 (IX86_BUILTIN_PCOMLTQ): Ditto.
1617 (IX86_BUILTIN_PCOMLEQ): Ditto.
1618 (IX86_BUILTIN_PCOMGTQ): Ditto.
1619 (IX86_BUILTIN_PCOMGEQ): Ditto.
1620 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
1621 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
1622 (enum multi_arg_type): New enum for describing the various SSE5
1623 intrinsic argument types.
1624 (bdesc_multi_arg): New table for SSE5 intrinsics.
1625 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
1626 (ix86_expand_multi_arg_builtin): New function for creating SSE5
1628 (ix86_expand_builtin): Add SSE5 intrinsic support.
1629 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
1630 operand instructions.
1631 (ix86_expand_sse5_multiple_memory): New function to split the
1632 second memory reference from SSE5 instructions.
1633 (type_has_variadic_args_p): Delete in favor of stdarg_p.
1634 (ix86_return_pops_args): Use stdarg_p to determine if the function
1635 has variable arguments.
1636 (ix86_setup_incoming_varargs): Ditto.
1637 (x86_this_parameter): Ditto.
1639 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
1641 (ix86_expand_sse5_pack): Ditto.
1642 (ix86_sse5_valid_op_p): Ditto.
1643 (ix86_expand_sse5_multiple_memory): Ditto.
1645 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
1646 constant for SSE5 support.
1647 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
1648 (UNSPEC_SSE5_TRUEFALSE): Ditto.
1649 (UNSPEC_SSE5_PERMUTE): Ditto.
1650 (UNSPEC_SSE5_ASHIFT): Ditto.
1651 (UNSPEC_SSE5_LSHIFT): Ditto.
1652 (UNSPEC_FRCZ): Ditto.
1653 (UNSPEC_CVTPH2PS): Ditto.
1654 (UNSPEC_CVTPS2PH): Ditto.
1655 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
1657 (COM_FALSE_S): Ditto.
1658 (COM_FALSE_P): Ditto.
1659 (COM_TRUE_S): Ditto.
1660 (COM_TRUE_P): Ditto.
1661 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
1662 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
1664 (memory attribute): Ditto.
1665 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1666 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
1667 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1668 (floor<mode>2): Ditto.
1669 (ceil<mode>2): Ditto.
1670 (btrunc<mode>2): Ditto.
1671 (nearbyintdf2): Ditto.
1672 (nearbyintsf2): Ditto.
1673 (sse_setccsf): Disable if SSE5.
1674 (sse_setccdf): Ditto.
1675 (sse5_setcc<mode>): New support for SSE5 conditional move.
1676 (sse5_pcmov_<mode>): Ditto.
1678 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
1680 (SSEMODEF2P): Ditto.
1681 (ssemodesuffixf4): New mode attribute for SSE5.
1682 (ssemodesuffixf2s): Ditto.
1683 (ssemodesuffixf2c): Ditto.
1684 (sserotatemax): Ditto.
1685 (ssescalarmode): Ditto.
1686 (sse_maskcmpv4sf3): Disable if SSE5.
1687 (sse_maskcmpv2df3): Ditto.
1688 (sse_vmmaskcmpv4sf3): Ditto.
1689 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
1690 (sse5_vmfmadd<mode>4): Ditto.
1691 (sse5_fmsub<mode>4): Ditto.
1692 (sse5_vmfmsub<mode>4): Ditto.
1693 (sse5_fnmadd<mode>4): Ditto.
1694 (sse5_vmfnmadd<mode>4): Ditto.
1695 (sse5_fnmsub<mode>4): Ditto.
1696 (sse5_vmfnmsub<mode>4): Ditto.
1697 (sse5i_fmadd<mode>4): Ditto.
1698 (sse5i_fmsub<mode>4): Ditto.
1699 (sse5i_fnmadd<mode>4): Ditto.
1700 (sse5i_fnmsub<mode>4): Ditto.
1701 (sse5i_vmfmadd<mode>4): Ditto.
1702 (sse5i_vmfmsub<mode>4): Ditto.
1703 (sse5i_vmfnmadd<mode>4): Ditto.
1704 (sse5i_vmfnmsub<mode>4): Ditto.
1705 (mulv16qi3): Add SSE5 support.
1707 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
1708 (sse2_mulv4si3): Disable if SSE5.
1709 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
1710 (sse4_1_roundps): Ditto.
1711 (sse4_1_roundsd): Ditto.
1712 (sse4_1_roundss): Ditto.
1713 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
1715 (sse_maskcmpsf3): Ditto.
1716 (sse_vmmaskcmpv4sf3): Ditto.
1717 (sse2_maskcmpv2df3): Ditto.
1718 (sse2_maskcmpdf3): Ditto.
1719 (sse2_vmmaskcmpv2df3): Ditto.
1720 (sse2_eq<mode>3): Ditto.
1721 (sse2_gt<mode>3): Ditto.
1722 (sse5_pcmov_<mode>): Add SSE5 support.
1723 (vec_unpacku_hi_v16qi): Ditto.
1724 (vec_unpacks_hi_v16qi): Ditto.
1725 (vec_unpacku_lo_v16qi): Ditto.
1726 (vec_unpacks_lo_v16qi): Ditto.
1727 (vec_unpacku_hi_v8hi): Ditto.
1728 (vec_unpacks_hi_v8hi): Ditto.
1729 (vec_unpacku_lo_v8hi): Ditto.
1730 (vec_unpacks_lo_v8hi): Ditto.
1731 (vec_unpacku_hi_v4si): Ditto.
1732 (vec_unpacks_hi_v4si): Ditto.
1733 (vec_unpacku_lo_v4si): Ditto.
1734 (vec_unpacks_lo_v4si): Ditto.
1735 (sse5_pmacsww): New SSE5 intrinsic insn.
1736 (sse5_pmacssww): Ditto.
1737 (sse5_pmacsdd): Ditto.
1738 (sse5_pmacssdd): Ditto.
1739 (sse5_pmacssdql): Ditto.
1740 (sse5_pmacssdqh): Ditto.
1741 (sse5_pmacsdqh): Ditto.
1742 (sse5_pmacsswd): Ditto.
1743 (sse5_pmacswd): Ditto.
1744 (sse5_pmadcsswd): Ditto.
1745 (sse5_pmadcswd): Ditto.
1746 (sse5_pcmov_<move>): Conditional move support on SSE5.
1747 (sse5_phaddbw): New SSE5 intrinsic insn.
1748 (sse5_phaddbd): Ditto.
1749 (sse5_phaddbq): Ditto.
1750 (sse5_phaddwd): Ditto.
1751 (sse5_phaddwq): Ditto.
1752 (sse5_phadddq): Ditto.
1753 (sse5_phaddubw): Ditto.
1754 (sse5_phaddubd): Ditto.
1755 (sse5_phaddubq): Ditto.
1756 (sse5_phadduwd): Ditto.
1757 (sse5_phadduwq): Ditto.
1758 (sse5_phaddudq): Ditto.
1759 (sse5_phsubbw): Ditto.
1760 (sse5_phsubwd): Ditto.
1761 (sse5_phsubdq): Ditto.
1762 (sse5_pperm): Ditto.
1763 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
1764 (sse5_pperm_zero_v16qi_v8hi): Ditto.
1765 (sse5_pperm_sign_v8hi_v4si): Ditto.
1766 (sse5_pperm_zero_v8hi_v4si): Ditto.
1767 (sse5_pperm_sign_v4si_v2di): Ditto.
1768 (sse5_pperm_sign_v4si_v2di): Ditto.
1769 (sse5_pperm_pack_v2di_v4si): Ditto.
1770 (sse5_pperm_pack_v4si_v8hi): Ditto.
1771 (sse5_pperm_pack_v8hi_v16qi): Ditto.
1772 (sse5_perm<mode>): New SSE5 intrinsic insn.
1773 (rotl<mode>3): Ditto.
1774 (sse5_rotl<mode>3): Ditto.
1775 (sse5_ashl<mode>3): Ditto.
1776 (sse5_lshl<mode>3): Ditto.
1777 (sse5_frcz<mode>2): Ditto.
1778 (sse5s_frcz<mode>2): Ditto.
1779 (sse5_cvtph2ps): Ditto.
1780 (sse5_cvtps2ph): Ditto.
1781 (sse5_vmmaskcmp<mode>3): Ditto.
1782 (sse5_com_tf<mode>3): Ditto.
1783 (sse5_maskcmp<mode>3): Ditto.
1784 (sse5_maskcmp_uns<mode>3): Ditto.
1785 (sse5_maskcmp_uns2<mode>3): Ditto.
1786 (sse5_pcom_tf<mode>3): Ditto.
1788 * config/i386/predicates.md (sse5_comparison_float_operator):
1789 New predicate to match the comparison operators supported by
1790 the SSE5 com instruction.
1791 (ix86_comparison_int_operator): New predicate to match just the
1792 signed int comparisons.
1793 (ix86_comparison_uns_operator): New predicate to match just the
1794 unsigned int comparisons.
1796 * doc/invoke.texi (-msse5): Add documentation.
1797 (-mfused-madd): Ditto.
1799 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
1801 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
1803 (x86_64-*-*): Ditto.
1805 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
1807 * config/i386/bmmintrin.h: New file, provide common x86 compiler
1808 intrinisics for SSE5.
1810 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
1813 * config/i386/mmintrin-common.h: New file, to contain common
1814 instructions between SSE4.1 and SSE5.
1816 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
1817 FOREACH_FUNCTION_ARGS to iterate over the argument list.
1818 (gen_regparm_prefix): Ditto.
1820 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
1821 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
1822 prototype_p to determine if a function is prototyped.
1824 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
1826 * c-common.c (c_common_reswords) add the alignof keyword,
1827 with same RID as __alignof and __alignof__
1829 2009-08-25 Anatoly Sokolov <aesok@post.ru>
1831 * hooks.h (hook_bool_const_int_const_int_true): Declare.
1832 * hooks.c (hook_bool_const_int_const_int_true): New function.
1833 * target.h (struct gcc_target): Add can_eliminate field.
1834 * target-def.h (TARGET_CAN_ELIMINATE): Define.
1835 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
1836 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
1837 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
1838 (elim_table): Revise comment.
1839 * system.h (CAN_ELIMINATE): Poison.
1840 * defaults.h (CAN_ELIMINATE): Remove.
1841 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
1843 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
1844 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
1846 (alpha_vms_can_eliminate): Declare as static, change return type to
1848 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
1850 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
1851 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
1852 (arm_can_eliminate): New function.
1854 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
1855 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
1856 (avr_can_eliminate): Declare as static.
1857 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
1859 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
1860 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
1861 (bfin_can_eliminate): New function.
1863 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
1864 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
1865 (crx_can_eliminate): New function.
1867 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
1868 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
1869 (fr30_can_eliminate): New function.
1871 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
1872 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
1873 (frv_can_eliminate): New function.
1875 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
1876 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
1877 (h8300_can_eliminate): New function.
1879 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
1880 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
1881 (i386_can_eliminate): Declare as static, change return type to bool.
1882 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
1884 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
1885 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
1886 (ia64_can_eliminate): New function.
1888 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
1889 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
1890 (iq2000_can_eliminate): New function.
1892 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
1893 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
1894 (m32r_can_eliminate): New function.
1896 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
1897 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
1898 (m68hc11_can_eliminate): New function.
1900 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
1901 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
1902 (m68k_can_eliminate): New function.
1904 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
1905 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
1906 (mep_can_eliminate): New function.
1908 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
1909 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
1910 (mips_can_eliminate): New function.
1912 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
1913 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
1914 (rs6000_can_eliminate): New function.
1916 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
1917 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
1918 (s390_can_eliminate): Declare as static.
1919 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
1921 * config/score/score.h (CAN_ELIMINATE): Remove macro.
1922 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
1923 (score_can_eliminate): New function.
1925 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
1926 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
1927 (sparc_can_eliminate): Declare as static.
1928 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
1930 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
1931 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
1932 (xstormy16_can_eliminate): New function.
1934 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
1935 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
1936 (v850_can_eliminate): New function.
1938 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
1940 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
1941 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
1942 (*movdfcc_ext[1234]): Disable for IEEE mode.
1944 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
1946 * gimplify.c (prepare_gimple_addressable): New static function.
1947 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
1949 (gimplify_addr_expr): Invoke it similarly on the operand instead of
1950 manually fiddling with it.
1952 2009-08-25 Michael Matz <matz@suse.de>
1954 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
1955 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
1957 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
1958 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
1959 (do_jump): Split out code for simple binary comparisons into ...
1960 (do_jump_1): ... this, taking the individual operands and code.
1961 Change callers to helper function above accordingly.
1962 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
1965 2009-08-25 Michael Matz <matz@suse.de>
1967 * expr.h (struct separate_ops, sepops): New type for passing
1968 around an exploded simple expression.
1969 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
1970 Use this structure instead of expression tree.
1971 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
1972 expression, only its type.
1973 (expand_vec_cond_expr): Take type and individual operands instead
1975 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
1976 expand_vec_shift_expr): Change prototype accordingly.
1977 * tree-vect-stmts.c (vectorizable_condition): Change call of
1978 expand_vec_cond_expr_p to pass only type.
1979 * expr.c (do_store_flags): Change prototype and implementation
1980 to take an exploded expression.
1981 (expand_expr_real_1): New local ops initialized with details
1982 of the full expression. Use it instead of full
1983 expression in calls to do_store_flags, expand_vec_cond_expr,
1984 expand_widen_pattern_expr and expand_vec_shift_expr.
1986 2009-08-25 Michael Matz <matz@suse.de>
1988 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
1989 treeop2 initialized with first three operands of the full expression.
1990 Substitute all TREE_OPERAND (exp, [012]) calls with them.
1992 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
1994 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
1995 (__gthread_objc_condition_allocate): Mark arguments as unused.
1996 (__gthread_objc_condition_deallocate): Likewise.
1997 (__gthread_objc_condition_wait): Likewise.
1998 (__gthread_objc_condition_broadcast): Likewise.
1999 (__gthread_objc_condition_signal): Likewise.
2000 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
2001 (__gthread_objc_thread_id): Likewise.
2003 2009-08-25 Janus Weil <janus@gcc.gnu.org>
2006 * tree-pretty-print.c (print_call_name): Print the correct call name
2007 for procedure pointer components.
2009 2009-08-24 Steve Ellcey <sje@cup.hp.com>
2011 * config/ia64/ia64.c (ia64_promote_function_mode): Call
2012 default_promote_function_mode when not VMS.
2014 2009-08-24 Olivier Hainque <hainque@adacore.com>
2016 * convert.c (convert_to_integer): Don't assume an input pointer is
2017 POINTER_SIZE wide. Fetch from the type instead.
2019 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2021 * configure.ac (AC_PREREQ): Bump to 2.64.
2023 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
2025 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
2026 (process_command): Don't search standard_exec_prefix_1 and
2027 standard_exec_prefix_2.
2029 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2031 * config/arm/arm.c (output_return_instruction): Handle for
2034 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2036 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
2038 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2040 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
2041 (*arm_movdf_vfp): Likewise.
2043 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2045 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
2046 (vashr<mode>3): Rename from ashr<mode>3.
2047 (vlshr<mode>3): Rename from lshr<mode>3.
2049 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
2052 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
2053 (check_format_info_main): Use scalar_identify_flag.
2054 (check_format_types): Check for scalar size identity if
2055 scalar_identify_flag is set.
2056 (printf_length_specs): Extend by new field.
2057 (asm_fprintf_length_specs): Likewise.
2058 (gcc_diag_length_specs): Likewise.
2059 (scanf_length_specs): Likewise.
2060 (strfmon_length_specs): Likewise.
2061 (gcc_gfc_length_specs): Likewise.
2062 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
2063 (ms_printf_flag_specs): Likewise.
2064 * c-format.h (format_length_info): Add new member scalar_identity_flag.
2066 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
2069 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
2070 (*call_value_pop_1): Ditto.
2071 (*sibcall_pop_1): New insn pattern.
2072 (*sibcall_value_pop_1): Ditto.
2074 2009-08-23 Alan Modra <amodra@bigpond.net.au>
2077 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
2080 2009-08-23 Alan Modra <amodra@bigpond.net.au>
2083 * fwprop.c (try_fwprop_subst): Allow multiple sets.
2084 (get_reg_use_in): New function.
2085 (forward_propagate_subreg): Propagate through subreg of zero_extend
2088 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
2090 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
2091 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
2093 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2095 * configure.ac: Remove --with-datarootdir, --with-docdir,
2096 --with-htmldir switches. No need to call AC_SUBST for
2097 datarootdir, docdir, htmldir any more.
2098 * configure: Regenerate.
2099 * doc/install.texi (Configuration): Document --datarootdir,
2100 --docdir, --htmldir, --pdfdir; update documentation for
2101 --infodir, --mandir.
2102 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
2105 * aclocal.m4: Regenerate.
2106 * config.in: Regenerate.
2107 * configure: Regenerate.
2109 2009-08-21 Douglas B Rupp <rupp@gnat.com>
2110 Olivier Hainque <hainque@adacore.com>
2112 * config/ia64/ia64.c: Include libfuncs.h.
2113 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
2114 (ia64_expand_call): Use reg 25 on VMS.
2115 (ia64_initialize_trampoline): Fix for VMS ABI.
2116 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
2117 (ia64_function_arg): Initialize reg 25 on VMS.
2118 Fix OpenVMS ABI issues for varargs.
2119 For OpenVMS, emit the Argument Information register set in the
2120 incoming/sibcall case as well.
2121 (ia64_arg_type): New function.
2122 (ia64_function_arg_advance): Keep track of cum->words.
2123 Fix OpenVMS ABI issues for varargs.
2124 (ia64_function_value): On VMS, promote mode of non-aggregate types.
2125 (ia64_override_options): Set flag_no_common on VMS.
2126 (ia64_init_builtins): Disable FWRITE builtin.
2127 (ia64_asm_output_external): Call DO_CRTL_NAMES.
2128 (ia64_vms_init_libfuncs): Add decc$ routines.
2129 (ia64_vms_valid_pointer_mode): New function.
2130 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
2131 (ia64_promote_function_mode): New function
2132 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
2133 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
2134 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
2135 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
2136 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
2137 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
2138 Suppress trailing '#' if VALUE is numeric.
2139 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
2140 ia64_promote_function_mode.
2141 (TARGET_VALID_POINTER_MODE): Define.
2143 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2146 * config/rs6000/rs6000.c (rs6000_override_options): Use
2147 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
2150 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
2151 reporting of vector + decimal/boolean/complex error.
2153 2009-08-21 Jakub Jelinek <jakub@redhat.com>
2155 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
2156 __vector double TYPE_DECL.
2158 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
2160 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
2161 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
2162 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
2163 to pointer to enum machine_mode. Update all callers as needed.
2165 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
2167 * config/alpha/alpha.md (exception_receiver): Emit alternative
2168 GP load sequence if flag_reorder_blocks_and_partition is set.
2169 (*exception_receiver_2): Also enable when
2170 flag_reorder_blocks_and_partition is set.
2172 2009-08-20 Matt Rice <ratmice@gmail.com>
2173 Diego Novillo <dnovillo@google.com>
2175 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
2178 2009-08-20 Richard Guenther <rguenther@suse.de>
2180 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
2181 * c-tree.h (c_dup_lang_specific_decl): Remove.
2182 (struct lang_decl, struct lang_type): Move definitions ...
2183 * c-lang.h: ... here. New file.
2184 * c-decl.c: Include c-lang.h.
2185 (c_dup_lang_specific_decl): Remove.
2186 * c-typeck.c: Include c-lang.h.
2187 * Makefile.in (c-decl.o): Add c-lang.h dependency.
2188 (c-typeck.o): Likewise.
2189 * c-config-lang.in (gtfiles): Add c-lang.h.
2190 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
2193 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
2195 * config/alpha/alpha.c (alpha_end_function): Do not clear
2196 crtl->emit structure and free insn locators if cfun->is_thunk is true,
2197 this is now handled in generic code.
2199 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
2201 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
2202 (s390_z10_fix_long_loop_prediction): New function.
2203 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
2204 (s390_reorg): Walk over the INSNs and invoke
2205 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
2207 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
2209 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
2210 "*brx_64bit", "*brx_31bit"): New patterns.
2211 * config/s390/s390.c ('E'): New output modifier.
2213 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2214 Richard Earnshaw <richard.earnshaw@arm.com>
2216 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
2217 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
2219 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2221 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
2223 * pa.c (emit_move_sequence): Check if address of operand1 is valid
2224 for mode mode of operand0 when doing secondary reload for SAR.
2226 2009-08-19 Jakub Jelinek <jakub@redhat.com>
2229 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
2230 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
2232 2009-08-19 Jason Merrill <jason@redhat.com>
2234 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
2235 supported template depth in C++0x.
2237 2009-08-19 Jakub Jelinek <jakub@redhat.com>
2239 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
2240 free_after_compilation.
2241 * config/score/score7.c (score7_output_mi_thunk): Likewise.
2242 * config/score/score3.c (score3_output_mi_thunk): Likewise.
2243 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2244 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2245 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2246 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2247 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2249 2009-08-19 Ian Lance Taylor <iant@google.com>
2251 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
2252 of (plus (mult (neg B) C) A).
2254 2009-08-18 Michael Matz <matz@suse.de>
2256 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
2257 instead of comparing TYPE_MAIN_VARIANT for equality.
2258 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
2259 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
2260 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
2261 * gimplify.c (goa_lhs_expr_p): Ditto and use
2262 STRIP_USELESS_TYPE_CONVERSION.
2264 2009-08-18 Michael Matz <matz@suse.de>
2266 * tree-ssa-structalias.c (create_variable_info_for): Also mark
2267 first field in a struct.
2268 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
2270 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2272 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2273 locators before emit_insn is called. Remove assert that
2275 (alpha_end_function): Clear crtl->emit structure and free insn
2276 locators if cfun->is_thunk is true.
2278 2009-08-18 Jason Merrill <jason@redhat.com>
2280 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2282 * configure.ac: Test for it.
2283 * configure, config.in: Regenerate.
2284 * doc/install.texi: Document --enable-gnu-unique-object.
2286 2009-08-18 Richard Guenther <rguenther@suse.de>
2289 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
2290 pow(x,y*z) only if x is nonnegative.
2292 2009-08-18 Jakub Jelinek <jakub@redhat.com>
2294 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
2298 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
2299 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
2301 2009-08-17 DJ Delorie <dj@redhat.com>
2303 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
2304 * config/m32c/prologue.md (epilogue_freit): New.
2306 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
2307 (bank_switch_p): Likewise.
2308 (fast_interrupt_p): Likewise.
2309 (interrupt_p): Likewise.
2310 (m32c_conditional_register_usage): Round memregs size up.
2311 (need_to_save): We only need to save $a0 when we use ENTER.
2312 (interrupt_p): Check for fast_interrupt too.
2313 (bank_switch_p): New.
2314 (fast_interrupt_p): New.
2315 (m32c_attribute_table): Add bank_switch and fast_interrupt.
2316 (m32c_emit_prolog): Support bank switching and fast interrupts.
2317 * doc/extend.texi (Function Attributes): Add bank_switch and
2320 2009-08-17 Douglas B Rupp <rupp@gnat.com>
2322 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
2323 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
2325 2009-08-16 Douglas B Rupp <rupp@gnat.com>
2327 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
2328 (menu): Add IA-64/VMS Options.
2329 (IA-64/VMS Options): Likewise.
2331 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
2334 * config/mips/mips.md (*lwxs): Use :P for pointer values.
2336 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
2338 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
2339 (mips_pop_asm_switch): Likewise.
2340 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
2342 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
2343 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
2344 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
2345 (mips_print_operand_punctuation): Use them. Check mips_noreorder
2346 instead of set_noreorder.
2347 (mips_output_function_prologue): Use the new functions.
2348 (mips_output_function_epilogue): Likewise.
2349 (mips_need_noat_wrapper_p): New function, split out from...
2350 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
2351 Use mips_push_asm_switch and mips_pop_asm_switch.
2352 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
2353 and mips_pop_asm_switch.
2354 (ASM_OUTPUT_REG_POP): Likewise.
2355 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
2356 Use mips_pop_asm_switch.
2357 (mips_asm_switch): New structure.
2358 (set_noreorder, set_nomacro): Replace with...
2359 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
2360 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
2361 instead of set_nomacro.
2362 (fix_truncsfsi2_macro): Likewise.
2363 (cprestore): Likewise.
2364 (hazard): Use mips_noreorder instead of set_noreorder.
2365 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
2367 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
2369 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
2370 from prev_active_insn.
2372 2009-08-16 Anatoly Sokolov <aesok@post.ru>
2374 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
2375 * config/avr/avr.c (avr_override_options): Initialize
2376 avr_current_arch variable.
2377 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
2378 __AVR_HAVE_16BIT_SP__ according to the device type.
2379 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
2381 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
2382 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
2384 2009-08-16 Dodji Seketeli <dodji@redhat.com>
2387 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
2388 generating inlined subroutine die only. We shouldn't be
2389 called for anything else.
2390 (gen_block_die): Don't generate inline subroutine debug info for
2393 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
2395 * graphite-poly.c (print_pbb): Print PBB index.
2397 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
2400 * graphite-interchange.c (ppl_max_for_le): Moved...
2401 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
2402 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
2403 ppl_Pointset_Powerset_C_Polyhedron_maximize.
2404 * graphite-ppl.h (ppl_max_for_le): Declared.
2406 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
2408 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
2409 supported on all platforms.
2410 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
2411 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
2412 * c-pragma.c: Likewise.
2413 * target-def.h (TARGET_INITIALIZER): Remove
2414 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
2415 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
2417 2009-08-14 Douglas B Rupp <rupp@gnat.com>
2419 * config/ia64/fde-vms.c: New file.
2420 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
2421 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
2422 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
2423 (uw_frame_state_for): Only register a personality routine if it is
2424 known to be compatible with our expectations.
2425 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
2426 Declare unw_table_entry stack variable and
2427 mod all calls to _Unwind_FindTableEntry to add arg.
2428 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
2429 (_Unwind_FindTableEntry): Add arg to prototype.
2431 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
2433 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
2434 field 'signal_pfs_loc'.
2435 (uw_frame_state_for): Remove duplicate code dealing with leaf
2436 procedures without unwind info.
2437 If in the frame after unwinding through a signal handler, restore
2438 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
2439 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
2440 'pfs_loc' to the AR.PFS location in the signal context; instead
2441 set 'signal_pfs_loc'.
2442 Manually generate the unwind info for the AR.PFS register.
2443 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
2444 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
2445 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
2446 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
2447 instead set 'signal_pfs_loc'.
2448 Remove code preventing the AR.PFS register from being restored
2449 from the signal context.
2451 2009-08-14 Douglas B Rupp <rupp@gnat.com>
2452 Tristan Gingold <gingold@adacore.com>
2454 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
2455 * config/ia64/t-vms: New file.
2456 * config/ia64/vms64.h: New file.
2457 * config/ia64/vms.h: New file.
2458 * config/ia64/vms-crtinit.asm: New file.
2459 * config/ia64/vms_symvec_libgcc_s.opt: New file.
2460 * config/ia64/vms-unwind.h: New file.
2462 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
2464 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
2467 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2470 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
2472 * real.h (do_mpc_arg2): ... here.
2473 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
2476 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
2478 * final.c (add_debug_prefix_map): Don't use GC memory for
2479 old_prefix and new_prefix.
2481 2009-08-14 Richard Guenther <rguenther@suse.de>
2483 * ipa-prop.c (compute_complex_pass_through): If we cannot
2484 compute a non-varying offset for IPA_JF_ANCESTOR punt.
2486 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2488 * c-lex.c (c_lex_with_flags): Increase size of local variable
2489 to avoid memory clobber.
2491 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
2494 * config/i386/i386.c (ix86_fp_comparison_strategy):
2495 Only enable/disable sahf at function granularity.
2497 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
2499 PR rtl-optimization/41064
2500 * reload1.c (reload_as_needed): Don't call extract_insn
2501 for known invalid replacements after calling
2502 validate_replace_rtx_group and verify_changes.
2504 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
2507 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
2508 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
2509 ix86_expand_fp_vcond.
2510 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
2511 Assert that operation is supported by ix86_expand_int_vcond.
2512 (vcondu<SSEMODE124C8:mode>): Ditto.
2514 2009-08-13 DJ Delorie <dj@redhat.com>
2516 * config/i386/djgpp-stdint.h: New.
2517 * config.gcc (djgpp): Use it.
2519 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
2521 * config/sh/sh.c (sh_override_options): When flag_exceptions or
2522 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
2524 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2526 * tree-ssa-loop-prefetch.c
2527 (prune_ref_by_group_reuse): Enhance probabilistic analysis
2528 for long-stride pruning.
2529 (compute_miss_rate): New function to compute the probability
2530 that two memory references access different cache lines.
2532 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
2534 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
2536 2009-08-13 Richard Guenther <rguenther@suse.de>
2539 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
2540 use the constant pointer type.
2541 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
2542 of CV qualifiers on the target pointer type.
2543 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
2544 conversion check before restrict check.
2546 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2549 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
2551 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2553 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
2555 2009-08-12 Richard Guenther <rguenther@suse.de>
2557 PR tree-optimization/41011
2558 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
2559 and reference constructing.
2561 2009-08-12 Xinliang David Li <davidxl@google.com>
2563 PR tree-optimization/41012
2564 * tree-flow.h : New external interface.
2565 * gimple-low.c (check_call_arg): Change to public function.
2566 Remove argument mismatch check in lowering.
2567 * tree-inline.h (tree_can_inline_p): Interface change.
2568 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
2570 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
2571 Call change to tree_can_inline_p function.
2572 (cgraph_decide_inlining_incrementally): Ditto.
2574 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
2576 PR tree-optimization/41031
2577 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
2578 on the partition variable rather than promote_mode on the source
2579 type. Assert that the partition variable's type has the same
2580 mode as the source value's.
2582 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
2584 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
2585 for for_return == 2.
2586 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
2588 * calls.c (expand_call): Fix typo.
2589 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
2591 * stmt.c (expand_value_return): Use promote_function_mode to copy out
2593 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
2594 * config/cris/cris.c (cris_promote_function_mode): Likewise.
2595 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
2596 * config/pa/pa.c (pa_promote_function_mode): Likewise.
2598 2009-08-12 Andrew Haley <aph@redhat.com>
2600 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
2602 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2605 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
2607 2009-08-12 Richard Guenther <rguenther@suse.de>
2609 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
2610 * gimplify.c (gimplify_modify_expr): Do not use
2611 lang_hooks.types_compatible_p.
2612 * tree-ssa.c (useless_type_conversion_p): For aggregates
2613 just return false if the canonical types differ.
2615 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2618 * sese.c (convert_for_phi_arg): New.
2619 (add_guard_exit_phis): Use convert_for_phi_arg.
2621 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2623 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
2624 unknown subscript upper bounds.
2626 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2627 Pranav Garg <pranav.garg2107@gmail.com>
2629 * graphite-interchange.c (gather_access_strides): Removed.
2630 (ppl_max_for_le): New.
2631 (build_linearized_memory_access): New.
2632 (memory_stride_in_loop): New.
2633 (pbb_interchange_profitable_p): Reimplemented.
2634 * graphite-ppl.h (ppl_new_id_map): New.
2635 (ppl_interchange): New.
2637 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2639 * graphite-interchange.c (compute_subscript): Removed.
2640 (compute_array_size_cstr): Removed.
2641 (compute_array_size_poly): Removed.
2642 (compute_array_size): Removed.
2643 (gather_access_strides_poly): Removed.
2644 (gather_access_strides): Empty.
2646 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2648 * graphite-dependences.c (dependence_polyhedron_1): Replace
2649 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
2650 (graphite_legal_transform_dr): Same.
2651 (graphite_carried_dependence_level_k): Same.
2652 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
2653 Initialize PDR_NB_SUBSCRIPTS.
2654 (print_pdr_access_layout): Replace pdr_nb_subscripts with
2656 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
2657 (PDR_NB_SUBSCRIPTS): New.
2658 (pdr_nb_subscripts): Removed.
2659 (pdr_dim): Simplified.
2660 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
2661 with PDR_NB_SUBSCRIPTS.
2663 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2665 * graphite-interchange.c (compute_array_size): Remove use of
2667 * graphite-poly.c (new_poly_dr): Remove argument data_container.
2668 Do not initialize PDR_DATA_CONTAINER.
2669 (print_pdr): Do not print PDR_DATA_CONTAINER.
2670 * graphite-poly.h (struct poly_dr): Remove data_container field.
2671 (PDR_DATA_CONTAINER): Removed.
2672 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
2674 (build_poly_dr): Same.
2676 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2677 Sebastian Pop <sebastian.pop@amd.com>
2679 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
2680 copy of the dependence polyhedron. Free the temporary objects.
2681 (graphite_carried_dependence_level_k): Free unused objects before
2684 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
2685 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
2686 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
2687 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
2688 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
2690 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2692 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
2693 Early return without analyzing the data dependences if no
2694 transform has been done. Call restore_scattering if the transform
2696 (graphite-interchange.c): Same.
2697 * graphite-poly.c (print_scattering_function): Test for
2699 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
2700 (apply_poly_transforms): Do not gcc_assert that
2701 the transform is legal.
2702 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
2703 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
2704 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
2705 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
2706 * graphite-poly.h (struct poly_scattering): New.
2707 (struct poly_bb): Add original, transformed, and saved fields.
2708 Remove transformed_scattering, original_scattering,
2709 nb_local_variables and nb_scattering_transform fields.
2710 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
2711 (poly_scattering_new): New.
2712 (poly_scattering_free): New.
2713 (poly_scattering_copy): New.
2714 (store_scattering_pbb): New.
2715 (store_scattering): New.
2716 (restore_scattering_pbb): New.
2717 (restore_scattering): New.
2718 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
2719 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
2721 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2723 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
2726 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2728 * Makefile.in (graphite.o): Depends on PREDICT_H.
2729 * graphite.c: Include predict.h.
2730 (graphite_finalize): Call tree_estimate_probability.
2731 * predict.c (predict_loops): Do not call scev_initialize and
2733 (tree_estimate_probability_bb): New.
2734 (tree_estimate_probability): Do not initialize loops: move that
2735 code to the driver. Call tree_estimate_probability_bb.
2736 (tree_estimate_probability_driver): New.
2737 (pass_profile): Use tree_estimate_probability_driver.
2738 * predict.h (tree_estimate_probability): Declared.
2740 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2742 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
2743 * graphite-dependences.c (graphite_legal_transform): Add time to
2744 TV_GRAPHITE_DATA_DEPS.
2745 (dependency_between_pbbs_p): Same.
2746 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
2748 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
2750 PR rtl-optimization/41033
2751 * alias.c (nonoverlapping_component_refs_p): Punt when strict
2752 aliasing is disabled.
2754 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
2756 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
2757 si_mask_operand, and_load_operand, low_bitmask_operand,
2758 and_reg_operand, and_operand): New predicates.
2759 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
2760 * config/mips/mips.c (and_operands_ok): New function.
2761 * config/mips/mips-protos.h (and_operands_ok): Declare it.
2762 * config/mips/mips.md (move_type): Add ext_ins and logical.
2763 (type): Handle them.
2764 (and<mode>3): Use and_reg_operand as the second operand's predicate.
2765 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
2766 shift_shift. Remove commutative constraint modifier.
2767 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
2769 (*clear_upper32_dext): Remove define_insn_and_split.
2770 (*clear_upper32): Turn this define_insn_and_split ...
2771 (splitter for ANDing register with 0xffff_ffff): .. into this.
2773 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
2775 * combine.c (try_widen_shift_mode): Factor out code to check if an
2776 integer constant is a low-order bitmask from here ...
2777 * rtlanal.c (low_bitmask_len): ... to here.
2778 * rtl.h (low_bitmask_len): Declare.
2780 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
2783 * config/alpha/alpha.md (addsi3): Remove expander.
2784 (addsi3): Rename from *addsi3_internal insn pattern.
2785 (subsi3): Remove expander.
2786 (subsi3): Rename from *subsi3_internal insn pattern.
2788 2009-08-11 Douglas B Rupp <rupp@gnat.com>
2790 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
2793 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
2794 Eric Botcazou <botcazou@adacore.com>
2795 Douglas B Rupp <rupp@gnat.com>
2797 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
2798 that records that fit in 64 bits are returned by immediate value,
2799 as required by OpenVMS Calling Standard.
2800 (function_value): Adjust for above modification.
2801 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
2802 virtual_incoming_args_rtx as base object, not next_arg.
2803 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
2805 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2807 * reload.c (find_reloads_subreg_address): Check the original
2808 req_equiv_mem address to detect the case where an address is
2809 not valid in the outer mode.
2811 2009-08-11 Richard Guenther <rguenther@suse.de>
2814 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
2816 2009-08-10 Douglas B Rupp <rupp@gnat.com>
2818 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
2819 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
2821 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
2822 Douglas B Rupp <rupp@gnat.com>
2824 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
2825 PT_STACK when frame_pointer_needed on OpenVMS.
2826 (alpha_pv_save_size, alpha_using_fp): Remove.
2827 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
2828 with proper processing for PT_NULL.
2829 (alpha_vms_initial_elimination_offset): New function. Support for
2830 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
2831 (alpha_sa_size): Force procedure type to PT_STACK when
2832 frame_pointer_needed on OpenVMS.
2833 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
2834 (alpha_using_fp): Likewise.
2835 (alpha_vms_can_eliminate): Add prototype.
2836 (alpha_vms_initial_elimination_offset): Likewise.
2837 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
2838 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
2840 2009-08-10 Eric Botcazou <botcazou@adacore.com>
2841 Douglas B Rupp <rupp@gnat.com>
2843 * config/alpha/alpha.c (common_object_handler): New function.
2844 (vms_attribute_table): Declare a single attribute "common_object".
2845 (vms_output_aligned_decl_common): New global function.
2846 (SECTION_VMS_OVERLAY): Delete.
2847 (SECTION_VMS_GLOBAL): Likewise.
2848 (SECTION_VMS_INITIALIZE): Likewise.
2849 (vms_asm_named_section): Remove support for above flags.
2850 (vms_section_type_flags): Delete.
2851 (TARGET_SECTION_TYPE_FLAGS): Likewise.
2852 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
2853 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
2854 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
2856 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
2859 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
2860 (sub_ddmmss): Likewise.
2862 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
2865 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
2868 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2871 * reload1.c (reload_as_needed): Use cancel_changes to completely
2872 undo a failed replacement attempt.
2874 2009-08-10 Richard Guenther <rguenther@suse.de>
2877 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
2878 (useless_type_conversion_p): ... here. Require pointer targets
2881 2009-08-10 Dodji Seketeli <dodji@redhat.com>
2884 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
2885 loose the original type of the statement list.
2887 2009-08-09 Douglas B Rupp <rupp@gnat.com>
2889 * config/alpha/alpha.c: Include libfuncs.h
2890 (avms_asm_output_extern): New function.
2891 (alpha_init_libfuncs): Init some decc libfuncs.
2892 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
2893 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
2894 (DO_CRTL_NAMES): Define.
2896 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
2897 (LONG_TYPE_SIZE): Define.
2898 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
2899 (SUBTARGET_SWITCHES): Define malloc64 switch.
2900 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
2901 (MASK_RETURN_ADDR): Define.
2902 doc/invoke.texi (mmalloc64): Document switch.
2904 2009-08-09 Olivier Hainque <hainque@adacore.com>
2905 Douglas B Rupp <rupp@gnat.com>
2907 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
2908 uses_condition_handler.
2909 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
2910 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
2911 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
2912 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
2913 (code_for_builtin): New insn codes for the new alpha_builtins.
2914 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
2915 (alpha_sa_size): Account for uses_condition_handler.
2916 (alpha_expand_prologue): Likewise.
2917 (alpha_start_function): Likewise.
2918 (alpha_expand_epilogue): Likewise.
2919 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
2920 establish/revert expanders.
2921 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
2922 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
2923 New expander, resorting to the alpha.c associated function.
2924 (builtin_revert_vms_condition_handler): Likewise.
2925 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
2926 __gcc_shell_handler, the static VMS condition handler used as
2927 an indirection wrapper to the current dynamically established
2929 * config/alpha/vms-unwind.h: Complete rewrite.
2930 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
2931 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
2933 2009-08-09 Eric Botcazou <botcazou@adacore.com>
2934 Douglas B Rupp <rupp@gnat.com>
2936 * config/alpha/alpha.c (alpha_links): Add 'target' field.
2937 (alpha_need_linkage): Handle aliases. Return function symbol.
2938 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
2939 Use ultimate alias target for the linkage name.
2940 * config/alpha/alpha.md (movmemdi): Use the symbol returned
2941 by alpha_need_linkage for the function symbol.
2942 (setmemdi): Likewise.
2944 2009-08-09 Douglas B Rupp <rupp@gnat.com>
2946 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
2947 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
2948 (ASM_WEAKEN_LABEL): Define.
2949 (CRT_CALL_STATIC_FUNCTION): Define.
2950 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
2951 (ENDFILE_SPEC): Define.
2952 (INIT_SECTION_ASM_OP): Define.
2953 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
2954 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
2956 (MULTILIB_OSDIRNAMES): Define.
2957 (shlib_version): Define.
2958 (SHLIB_EXT): Define.
2959 (SHLIB_OBJS): Define.
2960 (SHLIB_NAME): Define.
2961 (SHLIB_MULTILIB): Define.
2962 (SHLIB_INSTALL): Define.
2963 (SHLIB_SYMVEC): Define.
2964 (SHLIB_SYMVECX2): Define.
2965 (SHLIB_LINK): Define.
2967 2009-08-09 Douglas B Rupp <rupp@gnat.com>
2969 * config/alpha/alpha.c (alpha_initialize_trampoline):
2970 Initialize VMS trampoline IAW ABI for bounded procedure calls.
2971 (alpha_start_function): Emit transfer address on nested functions
2972 for VMS trampoline call.
2973 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
2974 since no longer used.
2975 * config/alpha/vms-tramp.asm: Remove.
2976 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
2977 since now only data initialized at runtime.
2979 2009-08-09 Douglas B Rupp <rupp@gnat.com>
2981 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
2982 (LINK_GCC_C_SEQUENCE_SPEC): Define.
2983 (MD_EXEC_PREFIX): Remove, no longer used.
2984 (MD_STARTFILE_PREFIX): Likewise.
2985 (INCLUDE_DEFAULTS): Likewise.
2986 * config/alpha/t-vms:
2987 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
2989 2009-08-09 Richard Guenther <rguenther@suse.de>
2991 PR tree-optimization/41016
2992 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
2993 (operand_precision): Remove.
2994 (integral_operand_p): Likewise.
2995 (recognize_single_bit_test): Adjust.
2997 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2999 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
3000 operation overflows. Likewise non-cast unary arithmetic.
3001 If one arm of a conditional expression is always taken,
3002 inhibit evaluation warnings for the other arm. Likewise inhibit
3003 evaluation warnings for the second && or || operand if the first
3004 operand is enough to determine the result.
3005 * c-typeck.c (build_conditional_expr): Apply the same inhibition
3007 (build_binary_op): Prevent duplicate evaluation warnings.
3009 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3011 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
3012 and destination have different modes, Use promote_mode to
3013 determine the signedness of the conversion. Assert that the
3014 promoted source mode matches the destination mode. Don't pass
3015 the destination and destination mode to expand_expr if the source
3016 mode is different. Simplify conversion logic.
3018 2009-08-09 Ira Rosen <irar@il.ibm.com>
3020 PR tree-optimization/41008
3021 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
3022 from condition only in case it's a comparison. Adjust checks.
3024 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
3026 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
3027 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
3028 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
3029 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
3030 (dump_cand): Handle them.
3031 (struct iv_cand): New members COST_STEP and AINC_USE.
3032 (stmt_after_increment): Likewise.
3033 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
3034 callers changed. Use gimple_uid comparison instead of scanning.
3035 (add_candidate_1): When looking for identical candidates, take
3036 AINC_USE into account. Set it for new candidates.
3037 (force_expr_to_var_cost): Cast target_spill_cost to int.
3038 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
3039 All callers changed. Check for availability of autoinc addressing
3040 modes, both in general for a given mode, and in the specific use case.
3041 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
3043 (get_computation_cost): Likewise.
3044 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
3045 add_autoinc_candidates): New static functions.
3046 (add_candidate): Call add_autoinc_candidates for candidates based on
3048 (find_iv_candidates): Call set_autoinc_for_original_candidates.
3049 (determine_use_iv_cost_address): If we have an autoinc candidate at
3050 the matching use, verify autoinc is possible and subtract the cost
3051 of the candidate's step from the cost.
3052 (determine_iv_cost): Record the cost of the increment in the COST_STEP
3053 member of the candidate.
3054 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
3055 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
3057 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3059 * config.build (ia64-hp-*vms*): New target.
3060 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3062 * config.gcc (ia64-hp-*vms*): New target.
3063 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3065 * config.host (ia64-hp-*vms*): New target.
3066 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3069 2009-08-08 Richard Guenther <rguenther@suse.de>
3071 PR tree-optimization/40991
3072 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
3074 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
3076 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
3077 mode check. Do truncations in an integer mode.
3078 (force_to_mode): Handle subregs for all mode types. Only do
3079 arithmetic simplifications on integer modes.
3081 2009-08-07 Richard Guenther <rguenther@suse.de>
3083 PR tree-optimization/40999
3084 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
3085 (maybe_fold_reference): Lookup constant initializers.
3086 (fold_gimple_assign): Likewise.
3088 2009-08-07 Richard Guenther <rguenther@suse.de>
3090 * tree-ssa.c (useless_type_conversion_p_1): Only for types
3091 that require structural equality defer to the langhook.
3093 2009-08-07 Martin Jambor <mjambor@suse.cz>
3095 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
3097 (struct ipa_pass_through_data): New type.
3098 (struct ipa_ancestor_jf_data): New type.
3099 (union jump_func_value): Removed field formal_id, added fields
3100 pass_through and ancestor.
3101 (struct ipa_param_call_note): Changed type of formal_id to int from
3103 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
3104 operations jump functions and ancestor jump functions.
3105 (compute_complex_pass_through): New function.
3106 (compute_scalar_jump_functions): Call compute_complex_pass_through,
3107 reflect changes in the jump function strucutre.
3108 (update_jump_functions_after_inlining): Ignore complex pass-through
3109 and ancestor jump functions.
3110 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
3111 polynomial pass-through with operation jump functions.
3113 2009-08-07 Jakub Jelinek <jakub@redhat.com>
3115 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
3116 fde->dw_fde_begin as begin label instead of hot/cold label.
3117 Use LLSDAC label instead of LLSDA for second section lsda.
3118 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
3119 label instead of LLSDA if it is true.
3120 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
3122 * except.c (add_call_site, dw2_size_of_call_site_table): Add
3123 SECTION argument. Use it as index into crtl->eh.call_site_record
3125 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
3126 use it to determine how to print table entries instead of using
3127 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
3128 label instead of normal begin label as base.
3129 (sjlj_assign_call_site_values): Adjust add_call_site caller.
3130 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
3131 ensure no EH range spans between sections and that landing pads
3132 are always in the corresponding section.
3133 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
3134 for crtl->eh.call_site_record being an array rather than scalar.
3135 (output_one_function_exception_table): New function, copied
3136 from output_function_exception_table. Adjust
3137 dw2_size_of_call_site_table, dw2_output_call_site_table
3138 callers. For SECOND section use *C suffixed labels.
3139 (output_function_exception_table): Call
3140 output_one_function_exception_table and, when doing hot/cold
3141 partitioning, also another time for the second section.
3142 * opts.c: Include except.h.
3143 (decode_options): Allow -freorder-blocks-and-partition with
3144 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
3145 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
3146 * function.h (struct rtl_eh): Change call_site_record from
3147 scalar into array of 2 elements.
3149 2009-08-07 Martin Jambor <mjambor@suse.cz>
3151 * ipa-prop.c (count_formal_params_1): New function.
3152 (ipa_get_vector_of_formal_parms): New function.
3153 (get_vector_of_formal_parm_types): New function.
3154 (ipa_modify_formal_parameters): New function.
3155 (ipa_modify_call_arguments): New function.
3156 (index_in_adjustments_multiple_times_p): New function.
3157 (ipa_combine_adjustments): New function.
3158 (ipa_dump_param_adjustments): New function.
3159 * ipa-prop.h (struct ipa_parm_adjustment): New type.
3160 (ipa_get_vector_of_formal_parms): Declare.
3161 (ipa_modify_formal_parameters): Declare.
3162 (ipa_modify_call_arguments): Declare.
3163 (ipa_combine_adjustments): Declare.
3164 (ipa_dump_param_adjustments): Declare.
3165 (build_ref_for_offset): Declare.
3166 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
3167 * tree-sra.c: Include ipa-prop.c.
3168 (build_ref_for_offset): Make public.
3170 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
3172 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
3174 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
3176 * gcc/doc/extend.texi (__builtin_extract_return_address)
3177 (__builtin_frob_return_address): Document.
3179 2009-08-06 Paul Brook <paul@codesourcery.com>
3181 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
3182 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
3183 implementation on ARMv6-M.
3185 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3187 * doc/extend.texi (pcs): Document new attribute for ARM.
3189 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3191 * arm.c (pcs_attribute_args): Comment out unsupported attribute
3194 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3196 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
3199 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3201 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
3203 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3205 Merge ARM/hard_vfp_branch to trunk.
3207 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
3209 * arm.c (libcall_eq): New function.
3210 (libcall_hash): New function.
3211 (add_libcall): New function.
3212 (arm_libcall_uses_aapcs_base): New function.
3213 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
3214 libcalls using the base PCS.
3215 (arm_init_cumulative_args): Likewise.
3217 2009-07-20 Joseph Myers <joseph@codesourcery.com>
3219 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
3220 Use base ABI for conversion libfuncs between HFmode and SFmode.
3222 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3224 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
3225 V4SImode as representatives of all 64-bit and 128-bit vector
3226 types. Allow vector types without vector modes.
3227 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
3228 without vector modes like BLKmode.
3229 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
3230 BLKmode. Avoid unsupported vector modes or TImode moves for
3232 (aapcs_vfp_allocate_return_reg): Likewise.
3233 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
3234 V8QImode if TARGET_NEON || TARGET_IWMMXT.
3236 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3238 * config/arm/arm.c (arm_handle_pcs_attribute): New.
3239 (arm_get_pcs_model): Pass attribute arguments to
3240 arm_pcs_from_attribute.
3241 (arm_init_cumulative_args): Use base AAPCS for conversions from
3242 floating-point types to DImode.
3243 (arm_attribute_table): Add pcs attribute.
3244 (arm_handle_pcs_attribute): New.
3245 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
3246 conversions from floating-point types to DImode, also declare them
3247 to use base AAPCS and declare functions they call to use base
3248 AAPCS and their RTABI names.
3250 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3252 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
3253 -mfloat-abi=hard not being supported for VFP.
3255 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
3257 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
3258 SYMBOL_REF to hard_libcall_value.
3260 2009-03-05 Joseph Myers <joseph@codesourcery.com>
3261 Richard Earnshaw <rearnsha@arm.com>
3263 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
3264 has been put on the stack, all remaining co-processory arguments for
3265 that co-processor also go on the stack.
3267 2009-03-05 Joseph Myers <joseph@codesourcery.com>
3269 * config/arm/arm.c (arm_return_in_memory): Handle returning
3270 vectors of suitable size in registers also for AAPCS case.
3272 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
3274 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
3276 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
3278 ARM Hard-VFP calling convention
3279 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
3280 * target.h (gcc_target): Add libcall_value to table of call hooks.
3281 * targhooks.h (default_libcall_value): Default implementation.
3282 * targhooks.c (default_libcall_value): Likewise.
3283 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
3284 * optabs.c (expand_unop): Use it.
3285 * expr.h (hard_libcall_value): Pass the function RTX through.
3286 * calls.c (emit_library_call_value_1): Update call to
3288 * explow.c (hard_libcall_value): Use new target hook.
3289 * testsuite/lib/target-supports.exp
3290 (check_effective_target_arm_hard_vfp_ok): New hook.
3291 (check_effective_target_arm_neon_ok): Improve test for neon
3293 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
3294 * config/arm/arm.c: Include cgraph.h
3295 (TARGET_FUNCTION_VALUE): Override default hook.
3296 (arm_pcs_default): New variable.
3297 (arm_override_options): Don't fault hard calling convention with VFP.
3298 Add support for AAPCS variants.
3299 (arm_function_value): Make static. Handle AAPCS variants.
3300 (arm_libcall_value): New function.
3301 (arm_apply_result_size): Handle VFP registers in results.
3302 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
3304 (pcs_attribute_args): New variable.
3305 (arm_pcs_from_attribute): New function.
3306 (arm_get_pcs_model): New function.
3307 (aapcs_vfp_cum_init): New function.
3308 (aapcs_vfp_sub_candidate): New function.
3309 (aapcs_vfp_is_return_candidate): New function.
3310 (aapcs_vfp_is_call_candidate): New function.
3311 (aapcs_vfp_allocate): New function.
3312 (aapcs_vfp_allocate_return_reg): New function.
3313 (aapcs_vfp_advance): New function.
3314 (aapcs_cp_arg_layout): New variable.
3315 (aapcs_select_call_coproc): New function.
3316 (aapcs_select_return_coproc): New function.
3317 (aapcs_allocate_return_reg): New function.
3318 (aapcs_libcall_value): New function.
3319 (aapcs_layout_arg): New function.
3320 (arm_init_cumulative_args): Initialize AAPCS args data.
3321 (arm_function_arg): Handle AAPCS variants using new interface.
3322 (arm_arg_parital_bytes): Likewise.
3323 (arm_function_arg_advance): New function.
3324 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
3325 calling conventions.
3326 (arm_setup_incoming_varargs): Handle new AAPCS args data.
3327 * arm.h (NUM_VFP_ARG_REGS): Define.
3328 (LIBCALL_VALUE): Update.
3329 (FUNCTION_VALUE): Delete.
3330 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
3331 (arm_pcs): New enum.
3332 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
3333 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
3334 (FUNCTION_ARG_REGNO_P): Add VFP regs.
3335 * arm-protos.h (arm_function_arg_advance): Add.
3336 (aapcs_libcall_value): Add.
3337 (arm_function_value): Delete.
3339 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
3340 H.J. Lu <hongjiu.lu@intel.com>
3343 * config/i386/i386.c (standard_sse_mode_p): Remove.
3344 (standard_sse_constant_p): Return 2 for integer mode
3345 vector_all_ones_operand when SSE2 is enabled.
3346 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
3347 (ix86_expand_vector_move): Do not check for negative values from
3348 standard_sse_constant_p.
3350 2009-08-06 Richard Guenther <rguenther@suse.de>
3352 * tree-ssa.c (useless_type_conversion_p_1): Make function and
3353 array type comparisons frontend independent.
3354 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
3355 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
3356 out array reference lower bound and element size operands.
3357 (ao_ref_init_from_vn_reference): Properly compute the offset
3358 for ARRAY_RANGE_REF.
3359 (vn_reference_fold_indirect): Fill out array reference lower
3360 bound and element size operands.
3361 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
3362 a non gimple valued reference operand which can happen for
3363 array reference lower bound or element size.
3364 (create_component_ref_by_pieces_1): Properly generate the
3365 element size operand for array references.
3367 2009-08-06 Richard Guenther <rguenther@suse.de>
3369 PR tree-optimization/40964
3370 * tree.c (iterative_hash_host_wide_int): Export.
3371 * tree.h (iterative_hash_host_wide_int): Declare.
3372 * tree-ssa-structalias.c (heapvar_map): New struct.
3373 (heapvar_map_eq): New function.
3374 (heapvar_map_hash): Likewise.
3375 (heapvar_lookup): Adjust.
3376 (heapvar_insert): Likewise.
3377 (make_constraint_from_heapvar): Allow multiple heap variables
3378 per decl at different offsets.
3379 (init_alias_heapvars): Adjust.
3381 2009-08-04 David Daney <ddaney@caviumnetworks.com>
3383 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
3384 * mips_output_sync_loop (mips_output_sync_loop): Only emit
3385 trailing sync if TARGET_SYNC_AFTER_SC.
3387 2009-08-05 David Daney <ddaney@caviumnetworks.com>
3389 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
3390 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
3391 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
3392 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
3393 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3394 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3395 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3396 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
3397 test_and_set_12): Rewrite calls to mips_output_sync_loop.
3398 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
3399 the prototype declaration match the definition.
3400 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
3401 instructions explicitly. Add barrier_before and operands
3403 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
3404 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
3405 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
3406 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3407 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
3408 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
3410 2009-08-05 Andrew Pinski <pinskia@gmail.com>
3412 * tree-ssa-alias.c: Fix intervals to use [) syntax.
3414 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
3415 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3418 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
3421 2009-08-05 Jakub Jelinek <jakub@redhat.com>
3423 PR rtl-optimization/40924
3424 * dse.c (canon_address): Before calling cselib_expand_value_rtx
3425 make sure canon_rtx (mem_address) isn't simpler than
3426 canon_rtx (expanded_mem_address).
3428 2009-08-05 Li Feng <nemokingdom@gmail.com>
3430 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
3432 (build_scop_drs): Build alias set for each SCoP.
3434 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
3436 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
3437 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
3438 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
3439 (MIPS_ARCH_FLOAT_SPEC): Likewise.
3440 (BASE_DRIVER_SELF_SPECS): Likewise.
3442 2009-08-04 Andrew Pinski <pinskia@gmail.com>
3444 * tree-ssa-alias.c: Fix some comment typos.
3446 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
3448 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
3449 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
3451 2009-08-03 Janis Johnson <janis187@us.ibm.com>
3454 * simplify-rtx.c (simplify_binary_operation_1): Disable
3455 simplifications for decimal float operations.
3457 2009-08-03 Jakub Jelinek <jakub@redhat.com>
3460 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
3461 operand of INDIRECT_REF.
3463 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
3465 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
3466 constants referencing TLS symbols.
3468 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
3470 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
3471 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
3473 2009-08-03 Richard Guenther <rguenther@suse.de>
3475 * tree.c (make_vector_type): Build a main variant first,
3476 get the canonical one and then build the variant.
3477 * tree-ssa.c (useless_type_conversion_p_1): Handle
3479 (useless_type_conversion_p): Conversions to pointers to
3480 incomplete record types are useless.
3482 2009-08-03 Richard Guenther <rguenther@suse.de>
3484 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
3485 file will be created.
3486 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
3487 * toplev.c (compile_file): Adjust comment.
3489 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
3491 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
3492 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
3493 (TARGET_PROMOTE_FUNCTION_MODE): Define.
3494 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
3495 (sh_promote_function_mode): Fix typo.
3497 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
3499 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
3501 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3503 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
3504 declaration arguments.
3506 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
3508 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
3509 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
3510 (ix86_split_ashl): Ditto.
3511 (ix86_expand_vector_init_one_nonzero): Ditto.
3512 (ix86_expand_vector_set): Ditto.
3513 (ix86_expand_reduc_v4sf): Ditto.
3515 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
3517 * explow.c (promote_function_mode): Remove assert.
3518 * config/sh/sh.c (sh_promote_function_mode): Declare.
3520 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3522 * config/pa/pa.c (pa_promote_function_mode): Declare.
3523 Change to static. Fix promote_mode call.
3525 * gthr-dce.h (CONST_CAST2): Define if not defined.
3526 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
3528 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
3530 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
3532 * expr.c (store_constructor): Use promote_decl_mode. Remove
3533 now write-only variable unsignedp.
3534 (expand_expr_real_1): Use promote_decl_mode.
3535 * expr.h (promote_function_mode, promote_decl_mode): New.
3536 (promote_mode): Remove last argument.
3537 * function.c (assign_temp): Drop last argument of promote_mode.
3538 (assign_parm_find_data_types): Use promote_function_mode.
3539 (assign_parm_setup_reg): Likewise.
3540 (expand_function_end): Use promote_function_mode.
3541 * calls.c (initialize_argument_information): Use promote_function_mode.
3542 (precompute_arguments): Use promote_mode instead of checking if
3543 only PROMOTE_FUNCTION_MODE is defined.
3544 (expand_call): When making sibcall decisions, use promote_function_mode.
3545 Below, remove an if for targetm.calls.promote_function_return and
3546 and use promote_function_mode.
3547 (emit_library_call_value_1): Use promote_function_mode, fix bug
3548 where promote_mode was passed FOR_CALL == 0 for a return value in an
3550 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
3551 * explow.c (promote_function_mode, promote_decl_mode): New.
3552 (promote_mode): Keep only the FOR_CALL == 0 case.
3553 * combine.c (setup_incoming_promotion): Remove test of
3554 promote_function_args. Use promote_function_mode.
3555 * stmt.c (expand_value_return): Use promote_decl_mode.
3556 (expand_decl): Use promote_decl_mode.
3558 * expr.c (store_constructor): Use promote_decl_mode. Remove
3559 now write-only variable unsignedp.
3560 (expand_expr_real_1): Use promote_decl_mode.
3561 * expr.h (promote_function_mode, promote_decl_mode): New.
3562 (promote_mode): Remove last argument.
3563 * function.c (assign_temp): Drop last argument of promote_mode.
3564 (assign_parm_find_data_types): Use promote_function_mode.
3565 (assign_parm_setup_reg): Likewise.
3566 (expand_function_end): Use promote_function_mode.
3567 * calls.c (initialize_argument_information): Use promote_function_mode.
3568 (precompute_arguments): Use promote_mode instead of checking if
3569 only PROMOTE_FUNCTION_MODE is defined.
3570 (expand_call): When making sibcall decisions, use promote_function_mode.
3571 Below, remove an if for targetm.calls.promote_function_return and
3572 and use promote_function_mode.
3573 (emit_library_call_value_1): Use promote_function_mode, fix bug
3574 where promote_mode was passed FOR_CALL == 0 for a return value in an
3576 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
3577 * explow.c (promote_function_mode, promote_decl_mode): New.
3578 (promote_mode): Keep only the FOR_CALL == 0 case.
3579 * combine.c (setup_incoming_promotion): Remove test of
3580 promote_function_args. Use promote_function_mode.
3581 * stmt.c (expand_value_return): Use promote_decl_mode.
3582 (expand_decl): Use promote_decl_mode.
3584 * explow.c (promote_function_mode): Just call the target hook.
3585 * targhooks.c (default_promote_function_mode,
3586 default_promote_function_mode_always_promote): New.
3587 * targhooks.h (default_promote_function_mode,
3588 default_promote_function_mode_always_promote): Declare.
3589 * target.h (promote_function_args, promote_function_return): Remove.
3590 (promote_function_mode): New.
3591 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
3592 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
3593 (TARGET_PROMOTE_FUNCTION_MODE): New.
3594 (TARGET_CALLS): Adjust.
3595 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
3596 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
3598 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
3599 * config/s390/s390.c (s390_promote_function_mode): ... here,
3600 with pointer handling.
3601 (TARGET_PROMOTE_FUNCTION_MODE): Define.
3602 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
3604 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
3605 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
3606 with pointer handling.
3607 (TARGET_PROMOTE_FUNCTION_MODE): Define.
3608 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
3610 * config/sh/sh-protos.h (sh_promote_function_mode): New.
3611 * config/sh/sh.c (sh_promote_function_mode): New.
3612 (TARGET_PROMOTE_FUNCTION_MODE): Define.
3613 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
3615 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
3616 * config/cris/cris.c (cris_promote_function_mode): ... here.
3617 (TARGET_PROMOTE_FUNCTION_MODE): Define.
3618 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
3620 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
3621 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
3622 (TARGET_PROMOTE_FUNCTION_MODE): Define.
3623 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
3625 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
3626 * config/arm/arm.c (arm_promote_function_mode): ... here, without
3627 complex type handling.
3628 (TARGET_PROMOTE_FUNCTION_MODE): Define.
3629 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
3631 * config/pa/pa.c (pa_promote_function_mode): New.
3632 (TARGET_PROMOTE_FUNCTION_MODE): Define.
3633 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
3635 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
3636 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
3637 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
3638 * config/xtensa/xtensa.c: Likewise.
3639 * config/stormy16/stormy16.c: Likewise.
3640 * config/iq2000/iq2000.c: Likewise.
3641 * config/rs6000/rs6000.c: Likewise.
3642 * config/picochip/picochip.c: Likewise.
3643 * config/arc/arc.c: Likewise.
3644 * config/mcore/mcore.c: Likewise.
3645 * config/score/score.c: Likewise.
3646 * config/mips/mips.c: Likewise.
3647 * config/bfin/bfin.c: Likewise.
3648 * config/ia64/ia64.c: Likewise (disabled though).
3650 * config/frv/frv.h: Remove pointless remark.
3652 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
3653 TARGET_PROMOTE_FUNCTION_ARGS,
3654 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
3655 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
3657 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
3659 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
3660 -floop-parallelize-all.
3661 * toplev.c (process_options): Rename flag_graphite_force_parallel to
3662 flag_loop_parallelize_all.
3663 * tree-ssa-loop.c (gate_graphite_transforms): Same.
3664 * graphite.c (graphite_transform_loops): Same.
3666 * graphite-poly.c (apply_poly_transforms): Same.
3668 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
3670 PR tree-optimization/40914
3671 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
3672 if set, then check the delta field of the PMF record.
3673 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
3674 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
3675 call is stored in the delta.
3677 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
3679 * config/mips/mips.md (*clear_upper32_dext): New pattern.
3681 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
3683 * config/i386/bsd.h (ASM_BYTE): New define.
3684 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
3685 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
3686 .byte. Use fputs or putc instead of fprintf where appropriate.
3687 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
3688 fputs or putc instead of fprintf where appropriate.
3689 * config/i386/i386elf.h: Ditto.
3690 * config/i386/sysv4.h: Ditto.
3692 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
3693 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
3694 (*tls_global_dynamic_64): Ditto.
3696 2009-07-31 Christian Bruel <christian.bruel@st.com>
3698 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
3700 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3702 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
3703 Remove dead code for MINUS.
3705 2009-07-31 Anthony Green <green@moxielogic.com>
3707 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
3709 (moxie_expand_epilogue): Ditto for epilogue.
3710 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
3712 (moxie_function_arg): Ditto.
3713 (moxie_pass_by_reference): Ditto.
3714 (moxie_arg_partial_bytes): Ditto.
3715 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
3716 (FUNCTION_ARG_ADVANCE) Ditto.
3717 (REG_PARM_STACK_SPACE) Ditto.
3718 (FUNCTION_ARG_REGNO_P) Dito.
3720 * config.gcc: Add moxie linux config support.
3721 * gcc/config/moxie/uclinux.h: New file.
3723 2009-07-31 DJ Delorie <dj@redhat.com>
3725 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
3726 (UNSPECV_SP_SWITCH_E): New.
3727 (sp_switch_1): Change to an unspec.
3728 (sp_switch_2): Change to an unspec. Don't use post-inc when we
3730 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
3731 reference the new stack's address
3733 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
3735 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
3736 graphite-clast-to-gimple.o, graphite-dependences.o,
3737 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
3738 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
3739 (graphite-blocking.o,
3740 graphite-clast-to-gimple.o, graphite-dependences.o,
3741 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
3742 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
3743 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
3744 * cfgloop.h (struct loop): Add can_be_parallel field.
3745 * common.opt (fgraphite-identity): Moved up.
3746 (fgraphite-force-parallel): New flag.
3747 * graphite.c: Rewrite.
3748 * graphite.h: Rewrite.
3749 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
3751 * toplev.c (graphite_out_file): New file descriptor.
3752 (graphite_in_file): New.
3753 (process_options): flag_graphite_force_parallel cannot be used without
3755 * tree-ssa-loop.c: Include toplev.h.
3756 (gate_graphite_transforms): Enable flag_graphite for
3757 flag_graphite_force_parallel.
3759 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
3761 * ChangeLog.graphite: New.
3762 * graphite-blocking.c: New.
3763 * graphite-clast-to-gimple.c: New.
3764 * graphite-clast-to-gimple.h: New.
3765 * graphite-dependences.c: New.
3766 * graphite-dependences.h: New.
3767 * graphite-interchange.c: New.
3768 * graphite-poly.c: New.
3769 * graphite-poly.h: New.
3770 * graphite-ppl.c: New.
3771 * graphite-ppl.h: New.
3772 * graphite-scop-detection.c: New.
3773 * graphite-scop-detection.h: New.
3774 * graphite-sese-to-poly.c: New.
3775 * graphite-sese-to-poly.h: New.
3779 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
3781 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
3782 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
3784 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
3786 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
3787 (scev_is_linear_expression): Return false if the evolution is not
3788 affine multivariate.
3790 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
3792 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
3793 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
3795 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
3797 * tree-data-ref.c (debug_data_references): New.
3798 (debug_data_reference): New.
3799 * tree-data-ref.h (debug_data_references): Declared.
3800 (debug_data_reference): Declared.
3802 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
3804 * tree-data-ref.c (stmt_simple_memref_p: Removed.
3805 * tree-data-ref.h (scop_p): Removed.
3806 (struct data_reference): Remove field scop.
3808 (stmt_simple_memref_p): Removed.
3810 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
3812 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
3813 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
3816 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
3818 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
3820 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
3822 * doc/invoke.texi (-fgraphite-identity): Documented.
3824 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
3826 * tree-scalar-evolution.c: Fix comment.
3827 (instantiate_scev_1): Return unknow from scev instantiation if the
3828 result is not above instantiate_below.
3830 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
3832 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
3833 static anymore. Instantiate the symbols that may have been introduced
3835 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
3838 2009-07-30 DJ Delorie <dj@redhat.com>
3840 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
3841 .vliw directive to VLIW sections.
3843 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3845 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
3847 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
3848 (AUTOHEADER): New variable.
3849 ($(srcdir)/cstamp-h.in): Use it.
3851 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
3852 Pat Haugen <pthaugen@us.ibm.com>
3853 Revital Eres <ERES@il.ibm.com>
3855 * config/rs6000/vector.md (VEC_F): Add VSX support.
3859 (vector_load_<mode>): Ditto.
3860 (vector_store_<mode>): Ditto.
3861 (vector GPR move split): Ditto.
3862 (vec_reload_and_plus_<mptrsize>): Ditto.
3863 (vec_reload_and_reg_<mptrsize>): Ditto.
3864 (add<mode>3): Ditto.
3865 (sub<mode>3): Ditto.
3866 (mul<mode>3): Ditto.
3867 (neg<mode>2): Ditto.
3868 (abs<mode>2): Ditto.
3869 (smin<mode>3): Ditto.
3870 (smax<mode>3): Ditto.
3871 (vector_eq<mode>): Ditto.
3872 (vector_gt<mode>): Ditto.
3873 (vector_ge<mode>): Ditto.
3874 (vector_gtu<mode>): Ditto.
3875 (vector_select_<mode>_uns): Ditto.
3876 (vector_eq_<mode>_p): Ditto.
3877 (vector_gt_<mode>_p): Ditto.
3878 (vector_ge_<mode>_p): Ditto.
3879 (vector_gtu_<mode>_p): Ditto.
3880 (cr6_test_for_zero): Ditto.
3881 (cr6_test_for_zero_reverse): Ditto.
3882 (cr6_test_for_lt): Ditto.
3883 (cr6_test_for_lt_reverse): Ditto.
3884 (xor<mode>3): Ditto.
3885 (ior<mode>3): Ditto.
3886 (and<mode>3): Ditto.
3887 (one_cmpl<mode>2): Ditto.
3888 (nor<mode>2): Ditto.
3889 (andc<mode>2): Ditto.
3890 (float<VEC_int<mode>2): Ditto.
3891 (unsigned_float<VEC_int><mode>2): Ditto.
3892 (fix_trunc<mode><VEC_int>2): Ditto.
3893 (fixuns_trunc<mode><VEC_int>2): Ditto.
3895 (vec_set<mode>): Ditto.
3896 (vec_extract<mode>): Ditto.
3897 (vec_interleave_highv4sf): Ditto.
3898 (vec_interleave_lowv4sf): Ditto.
3899 (vec_realign_load_<mode>): Ditto.
3900 (vec_shl_<mode>): Ditto.
3901 (vec_shr_<mode>): Ditto.
3902 (div<mode>3): New patterns for VSX.
3903 (vec_interleave_highv2df): Ditto.
3904 (vec_interleave_lowv2df): Ditto.
3905 (vec_pack_trunc_v2df): Ditto.
3906 (vec_pack_sfix_trunc_v2df): Ditto.
3907 (vec_pack_ufix_trunc_v2df): Ditto.
3908 (vec_unpacks_hi_v4sf): Ditto.
3909 (vec_unpacks_lo_v4sf): Ditto.
3910 (vec_unpacks_float_hi_v4si): Ditto.
3911 (vec_unpacks_float_lo_v4si): Ditto.
3912 (vec_unpacku_float_hi_v4si): Ditto.
3913 (vec_unpacku_float_lo_v4si): Ditto.
3914 (movmisalign<mode>): Ditto.
3915 (vector_ceil<mode>2): New patterns for vectorizing math library.
3916 (vector_floor<mode>2): Ditto.
3917 (vector_btrunc<mode>2): Ditto.
3918 (vector_copysign<mode>3): Ditto.
3920 * config/rs6000/predicates.md (easy_vector_constant_msb): New
3921 predicate for setting the high bit in each word, used for copysign.
3923 * config/rs6000/ppc-asm.h (f19): Whitespace.
3924 (f32-f63): Define if VSX.
3925 (v0-v31): Define if Altivec.
3926 (vs0-vs63): Define if VSX.
3928 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
3930 * config/rs6000/power7.md: New file, provide tuning parameters for
3933 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
3934 (rs6000_cpu_cpp_builtins): Ditto.
3935 (altivec_overloaded_builtins): Ditto.
3936 (altivec_resolve_overloaded_builtin): Ditto.
3938 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
3939 debug switch to disable vectorizing simple math builtin
3942 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3943 Vectorize simple math builtin functions.
3944 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
3945 hook to vectorize math builtins.
3946 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
3947 (rs6000_builtin_conversion): Add VSX/power7 support.
3948 (rs6000_builtin_vec_perm): Ditto.
3949 (vsplits_constant): Add support for loading up a vector constant
3950 with just the high bit set in each part.
3951 (rs6000_expand_vector_init): Add VSX/power7 support.
3952 (rs6000_expand_vector_set): Ditto.
3953 (rs6000_expand_vector_extract): Ditto.
3954 (rs6000_emit_move): Ditto.
3955 (bdesc_3arg): Ditto.
3956 (bdesc_2arg): Ditto.
3957 (bdesc_1arg): Ditto.
3958 (rs6000_expand_ternop_builtin): Ditto.
3959 (altivec_expand_builtin): Ditto.
3960 (rs6000_expand_unop_builtin): Ditto.
3961 (rs6000_init_builtins): Ditto.
3962 (altivec_init_builtins): Ditto.
3963 (builtin_function_type): Ditto.
3964 (rs6000_common_init_builtins): Ditto.
3965 (rs6000_handle_altivec_attribute); Ditto.
3966 (rs6000_mangle_type): Ditto.
3967 (rs6000_vector_mode_supported_p): Ditto.
3968 (rs6000_mode_dependent_address): Altivec addresses with AND -16
3971 * config/rs6000/vsx.md: New file for VSX support.
3973 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
3974 identifing values with just the most significant bit set.
3975 (enum rs6000_builtins): Add builtins for VSX. Add simple math
3976 vectorized builtins.
3978 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
3979 (UNSPEC_VRFIM): Delete.
3980 (splitter for loading up vector with most significant bit): New
3981 splitter for vectorizing copysign.
3982 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
3983 vectorizing simple math functions.
3984 (altivec_vrfip): Add support for vectorizing simple math functions.
3985 (altivec_vrfim): Ditto.
3986 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
3988 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
3989 (power7.md, vsx.md): Include for power7 support.
3990 (copysigndf3): Use VSX instructions if -mvsx.
3991 (negdf2_fpr): Ditto.
3992 (absdf2_fpr): Ditto.
3993 (nabsdf2_fpr): Ditto.
3994 (adddf3_fpr): Ditto.
3995 (subdf3_fpr): Ditto.
3996 (muldf3_fpr): Ditto.
3997 (divdf3_fpr): Ditto.
3998 (fix_truncdfdi2_fpr): Ditto.
3999 (cmpdf_internal1): Ditto.
4000 (fred, fred_fpr): Convert into expander/insn to add VSX support.
4001 (btruncdf2, btruncdf2_fpr): Ditto.
4002 (ceildf2, ceildf2_fpr): Ditto.
4003 (floordf2, floordf2_fpr): Ditto.
4004 (floatdidf2, floatdidf2_fpr): Ditto.
4005 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
4006 (fmsubdf4_fpr): Ditto.
4007 (fnmadddf4_fpr_1): Ditto.
4008 (fnmadddf4_fpr_2): Ditto.
4009 (fnmsubdf4_fpr_1): Ditto.
4010 (fnmsubdf4_fpr_2): Ditto.
4011 (fixuns_truncdfdi2): Add expander for VSX support.
4012 (fix_truncdfdi2): Ditto.
4013 (fix_truncdfsi2): Ditto.
4015 (btruncsf2): Whitespace.
4016 (movdf_hardfloat32): Add support for VSX registers.
4017 (movdf_softfloat32): Ditto.
4018 (movdf_hardfloat64): Ditto.
4019 (movdf_hardfloat64_mfpgpr): Ditto.
4020 (movdf_softfloat64): Ditto.
4021 (movti splitters): Add check for vector registers supporting
4022 TImode in the future.
4023 (bpermd): Add power7 bpermd instruction.
4025 * config/rs6000/altivec.h (vec_div): Define if VSX.
4029 (vec_nearbyint): Ditto.
4032 (all predicates): Use the generic builtin function, and not the V4SF
4033 specific function so that the predicates will work with VSX's V2DF.
4037 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
4038 Document new VSX functions and types.
4040 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
4043 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
4044 "wa", and "j" constraints. Modify "v" to talk about Altivec
4045 instead of just vector.
4047 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
4050 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
4051 location for phi arguments.
4052 (rewrite_update_phi_arguments): Find locations for reaching defs.
4053 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4054 Add location to add_phi_arg calls.
4055 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
4056 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
4057 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
4058 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
4059 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
4060 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
4061 * tree-phinodes.c (make_phi_node): Initialize location.
4062 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
4063 (add_phi_arg): Add location parameter.
4064 (remove_phi_arg_num): Move location when moving phi argument.
4065 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
4067 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
4068 slpeel_update_phi_nodes_for_guard1,
4069 slpeel_update_phi_nodes_for_guard2,
4070 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
4071 vect_loop_versioning): Set locations.
4072 * tree-parloops.c (create_phi_for_local_result,
4073 transform_to_exit_first_loop, create_parallel_loop): Add locations.
4074 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
4075 * tree-vect-loop.c (get_initial_def_for_induction,
4076 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
4078 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
4079 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
4080 (gimple_phi_arg_set_location): New. Set locus.
4081 (gimple_phi_arg_has_location): New. Check for locus.
4082 (redirect_edge_var_map_location): New. Return locus from var_map.
4083 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
4084 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
4085 combining PHI arguments.
4086 (cond_store_replacement): Set location.
4087 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
4088 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
4089 scop_add_exit_phis_edge): Add locations.
4090 * tree-cfgcleanup.c (remove_forwarder_block,
4091 remove_forwarder_block_with_phi): Add locations.
4092 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
4093 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
4095 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
4096 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
4097 flush_pending_stmts): Add source location.
4098 * lambda-code.c (perfect_nestify): Maintain location stack with argument
4099 stack to preserve locations.
4100 * tree-vect-stmts.c (vectorizable_load): Add location.
4101 * tree-inline.c (copy_phis_for_bb): Copy locus.
4102 (setup_one_parameter): Add call locus to inlined parameter stmts.
4103 (initialize_inlined_parameters): Pass in call location as parameter
4105 (tree_function_versioning): Pass location to setup_one_parameter.
4106 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
4107 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
4108 copy and edge lists.
4109 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
4110 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
4111 locus parameter and override the stmt default if provided.
4112 (new_elim_graph, clear_elim_graph, delete_elim_graph,
4113 elim_graph_add_edge, elim_graph_remove_succ_edge,
4114 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
4115 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
4116 eliminate_phi): Add locus info in elimination graph for each edge and
4118 (insert_backedge_copies): Copy locus if present.
4119 * tree-flow.h (struct _edge_var_map): Add locus field.
4120 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
4121 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
4122 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
4124 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
4126 2009-07-30 Martin Jambor <mjambor@suse.cz>
4128 PR tree-optimization/40570
4129 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
4132 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
4134 * ssa-loop-manip.c: Include langhooks.h.
4135 (rewrite_phi_with_iv): New.
4136 (rewrite_all_phi_nodes_with_iv): New.
4137 (canonicalize_loop_ivs): Move here from tree-parloops.c.
4138 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
4139 * tree-parloops.c (loop_parallel_p): Move out all conditions
4140 except dependency check.
4141 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
4142 (gen_parallel_loop): Call canonicalize_loop_ivs without
4143 reduction_list argument.
4144 (build_new_reduction): New.
4145 (gather_scalar_reductions): New.
4146 (try_get_loop_niter): New.
4147 (try_create_reduction_list): New.
4148 (parallleize_loops): Change the parallel conditions check.
4149 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
4150 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
4152 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
4154 * opt-functions.awk (opt_args): Allow argument to be enclosed in
4156 * doc/options.texi (Option properties): Mention new quoting syntax.
4158 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4160 * config/alpha/alpha.c (alpha_start_function):
4161 Handle VMS_DEBUG_MAIN_POINTER
4162 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
4163 * doc/invoke.texi: Document -mdebug-main switch.
4165 2009-07-29 Richard Henderson <rth@redhat.com>
4167 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
4168 (cgraph_create_edge_including_clones): Likewise.
4169 * tree-inline.c (copy_bb): Operate on the correct edges
4170 when updating the callgraph.
4172 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4174 * config/alpha/vms-cc.c: Deleted.
4175 * config/alpha/vms-ld.c: Deleted.
4176 * config/alpha/t-vms64: Moved to config/vms
4177 * config/alpha/vms-crt0-64.c: Moved to config/vms
4178 * config/alpha/vms-crt0.c: Moved to config/vms
4179 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
4180 * config/alpha/vms-psxcrt0.c: Moved to config/vms
4181 * config/alpha/xm-vms.h: Moved to config/vms
4182 * config/alpha/x-vms: Moved to config/vms
4183 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
4185 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
4186 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
4188 * config/vms/t-vms64: Moved here from config/alpha
4189 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
4190 (argc,argv,envp): Enforce 32bit malloc'ing.
4191 * config/vms/vms-psxcrt0-64.c: Likewise.
4192 * config/vms/vms-crt0.c: Moved here from config/alpha.
4193 * config/vms/vms-psxcrt0.c: Likewise.
4194 * config/vms/vms-crtl-64.h: New file.
4195 * config/vms/vms-crtl.h: New file.
4196 * config/vms/vms.opt: New file.
4197 * config/vms/xm-vms64.h: New file.
4198 * config/vms/xm-vms.h: Moved here from config/alpha.
4199 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
4201 * config/vms/x-vms: Moved here from config/alpha.
4202 (version, VMS_EXTRA_PARTS): Moved to t-vms.
4203 (vms-ld.o, vms-cc.o): Removed.
4204 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
4206 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4208 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
4209 correct stack (obvious VMS fix).
4211 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4213 * dwarf2out.c (output_file_names): Output VMS style file name, size,
4214 date, version info if VMS_DEBUGGING_INFO defined.
4215 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
4216 size, date calculating code moved here.
4218 2009-07-29 Paul Brook <paul@codesourcery.com>
4220 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
4223 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
4226 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
4227 to DImode when generating insq_le insn.
4229 2009-07-28 Douglas B Rupp <rupp@gnat.com>
4231 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
4232 New macro set for VMS_DEBUGGGING_INFO.
4233 (AT_string_form): Use it.
4235 2009-07-28 DJ Delorie <dj@redhat.com>
4237 * config/mep/mep.c (vtext_section): New.
4238 (vftext_section): New.
4239 (ftext_section): New.
4240 (mep_select_section): Add support for functions.
4241 (mep_unique_section): Likewise.
4242 (mep_asm_init_sections): Likewise.
4243 (mep_encode_section_info): Remove it from here.
4245 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
4247 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
4249 * tree.h (TREE_DEPRECATED): Document it is used for types too.
4250 (TYPE_VECTOR_OPAQUE): Use default_def_flag
4252 2009-07-28 Douglas B Rupp <rupp@gnat.com>
4254 * dwarf2out.c (output_file_names): Test new macro
4255 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
4256 (add_comp_dir_attribute): Likewise.
4258 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
4260 * config/i386/mingw-w64.h (LINK_SPEC): Add
4261 separating space between commands.
4263 2009-07-28 Jan Hubicka <jh@suse.cz>
4265 PR tree-optimization/40759
4266 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
4269 2009-07-27 DJ Delorie <dj@redhat.com>
4271 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
4272 types are dword-aligned.
4273 (mep_expand_va_start): Likewise.
4275 2009-07-27 Olivier Hainque <hainque@adacore.com>
4276 Douglas B Rupp <rupp@gnat.com>
4278 * convert.c (convert_to_pointer): Don't assume the target
4279 pointer type is POINTER_SIZE long. Fetch its precision instead.
4281 2009-07-27 Douglas B Rupp <rupp@gnat.com>
4283 * system.h (fopen): Undefine if macro.
4285 2009-07-27 Jakub Jelinek <jakub@redhat.com>
4287 * dwarf2out.c (output_cfi_p): Removed.
4288 (output_cfis): New function.
4289 (output_fde): New function, split from output_call_frame_info.
4290 (output_call_frame_info): Use it.
4291 (dwarf2out_switch_text_section): Use output_cfis.
4293 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
4295 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
4296 TARGET_BI_ARCH is specified without enabling SJLJ.
4297 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
4298 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
4300 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
4302 * arm.md (negdi2): Use DImode if forcing a value into a register.
4304 2009-07-26 Ira Rosen <irar@il.ibm.com>
4306 PR tree-optimization/40801
4307 * tree-vect-stmts.c (vectorizable_call): Get previous copy
4308 of vector operand from the previous copy of vector statement.
4309 Pass the correct definition type value to
4310 vect_get_vec_def_for_stmt_copy().
4312 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4314 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
4315 const char ** conversion.
4317 2009-07-25 David Daney <ddaney@caviumnetworks.com>
4319 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
4320 fancy_abort() if !ENABLE_ASSERT_CHECKING.
4321 (gcc_unreachable): Invoke __builtin_unreachable() if
4322 !ENABLE_ASSERT_CHECKING.
4324 2009-07-25 David Daney <ddaney@caviumnetworks.com>
4326 PR rtl-optimization/40445
4327 * emit-rtl.c (next_nonnote_insn_bb): New function.
4328 * rtl.h (next_nonnote_insn_bb): Declare new function.
4329 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
4330 with no successors that is the successor of the ENTRY_BLOCK.
4331 Continue from the top after removing an empty fallthrough block.
4332 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
4333 of next_nonnote_insn.
4335 2009-07-25 David Daney <ddaney@caviumnetworks.com>
4337 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
4339 2009-07-25 Martin Jambor <mjambor@suse.cz>
4341 * c-common.c (c_common_attribute_table): New element for noclone.
4342 (handle_noclone_attribute): New function. Forward-declare.
4343 * tree-inline.c (tree_versionable_function_p): Check for noclone
4345 * doc/extend.texi (Labels as Values): Document need for noclone.
4346 (Function Attributes): Document noclone attribute.
4348 2009-07-25 Jakub Jelinek <jakub@redhat.com>
4350 PR rtl-optimization/34999
4351 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
4352 and dw_fde_switched_cold_to_hot fields.
4353 (output_cfi_p): New function.
4354 (output_call_frame_info): If fde->dw_fde_switched_sections,
4355 output 2 FDEs instead of one with corrupted header.
4356 (dwarf2out_do_cfi_startproc): New function.
4357 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
4358 and fde->dw_fde_switched_cold_to_hot.
4359 (dwarf2out_switch_text_section): Compute
4360 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
4361 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
4362 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
4363 Otherwise, compute fde->dw_fde_switch_cfi.
4365 2009-07-24 Cary Coutant <ccoutant@google.com>
4367 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
4369 2009-07-24 Cary Coutant <ccoutant@google.com>
4371 * cfghooks.c (split_block): Copy discriminator to new block.
4372 * tree-cfg.c (assign_discriminator): Check location of last
4373 instruction in block as well as first.
4375 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
4377 * config/i386/linux.c: Use fputs or putc instead of fprintf
4379 * config/i386/gas.h: Ditto.
4380 * config/i386/x86-64.h: Ditto.
4381 * config/i386/att.h: Ditto.
4383 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4385 * expmed.c (emit_store_flag): Use a recursive call to optimize the
4388 2009-07-24 Martin Jambor <mjambor@suse.cz>
4390 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
4391 (ipa_push_func_to_list_1): Declare.
4392 (ipa_push_func_to_list): New function.
4394 * ipa-prop.c (ipa_push_func_to_list_1): New function.
4395 (ipa_init_func_list): Call ipa_push_func_to_list_1.
4396 (ipa_push_func_to_list): Removed.
4397 (ipa_pop_func_from_list): Clear node_enqueued flag.
4399 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
4401 * config/s390/s390.c (override_options): Default
4402 max-unrolled-insns to 100 for z10 tuning.
4404 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
4406 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
4407 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
4408 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
4409 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
4410 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
4411 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
4412 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
4414 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
4416 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
4417 use default set in mingw32.h header.
4418 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
4419 64-bit /mingw/include path.
4420 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
4423 2009-07-23 Neil Vachharajani <nvachhar@google.com>
4425 PR rtl-optimization/40209
4426 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
4428 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
4430 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
4431 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
4432 with the rest of string where appropriate. Use fputs or putc
4433 instead of fprintf where appropriate.
4435 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
4436 Pat Haugen <pthaugen@us.ibm.com>
4437 Revital Eres <ERES@il.ibm.com>
4439 * config/rs6000/vector.md: New file. Move most of the vector
4440 expander support here from altivec.md to allow for the VSX vector
4441 unit in the future. Add support for secondary_reload patterns.
4442 Rewrite the patterns for vector comparison, and vector comparison
4443 predicate instructions so that the RTL expresses the desired
4444 behavior, instead of using unspec.
4446 * config/rs6000/constraints.md ("f" constraint): Use
4447 rs6000_constraints to hold the precalculated register class.
4448 ("d" constraint): Ditto.
4449 ("wd" constraint): New constraint for VSX.
4450 ("wf" constraint): Ditto.
4451 ("ws" constraint): Ditto.
4452 ("wa" constraint): Ditto.
4453 ("wZ" constraint): Ditto.
4454 ("j" constraint): Ditto.
4456 * config/rs6000/predicates.md (vsx_register_operand): New
4458 (vfloat_operand): New predicate for vector.md.
4459 (vint_operand): Ditto.
4460 (vlogical_operand): Ditto.
4461 (easy_fp_constant): If VSX, 0.0 is an easy constant.
4462 (easy_vector_constant): Add VSX support.
4463 (altivec_indexed_or_indirect_operand): New predicate for
4464 recognizing Altivec style memory references with AND -16.
4466 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
4467 for vector secondary reload support.
4468 (rs6000_vector_reg_class): Delete, replacing it with
4470 (rs6000_vsx_reg_class): Ditto.
4471 (rs6000_constraints): New array to hold the register classes of
4472 each of the register constraints that can vary at runtime.
4473 (builtin_mode_to_type): New static array for builtin function type
4475 (builtin_hash_table): New static hash table for builtin function
4477 (TARGET_SECONDARY_RELOAD): Define target hook.
4478 (TARGET_IRA_COVER_CLASSES): Ditto.
4479 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
4480 registers are 128 bits if VSX memory reference instructions are used.
4481 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
4483 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
4484 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
4485 Print several of the scheduling related parameters.
4486 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
4487 rs6000_constraints instead of rs6000_vector_reg_class. Move
4488 -mdebug=reg code to rs6000_debug_reg_global. Add support for
4489 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
4490 Altivec. Add VSX support. Setup for secondary reload support on
4491 Altivec/VSX registers.
4492 (rs6000_override_options): Make power7 set the scheduling groups
4493 like the power5. Add support for new debug switches to override
4494 the scheduling defaults. Temporarily disable -mcpu=power7 from
4495 setting -mvsx. Add support for debug switches -malways-hint,
4496 -msched-groups, and -malign-branch-targets.
4497 (rs6000_buitlin_conversion): Add support for returning unsigned
4498 vector conversion functions to fix regressions due to stricter
4500 (rs6000_builtin_mul_widen_even): Ditto.
4501 (rs6000_builtin_mul_widen_odd): Ditto.
4502 (rs6000_builtin_vec_perm): Ditto.
4503 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
4504 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
4506 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
4508 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
4509 VSX types for bit operations. Changes to accomidate vector.md.
4510 (bdesc_2arg): Ditto.
4511 (bdesc_1arg): Ditto.
4512 (struct builtin_description_predicates): Rewrite predicate
4513 handling so that RTL describes the operation, instead of passing
4514 the instruction to be used as a string argument.
4515 (bdesc_altivec_preds): Ditto.
4516 (altivec_expand_predicate_builtin): Ditto.
4517 (altivec_expand_builtin): Ditto.
4518 (rs6000_expand_ternop_builtin): Use a switch instead of an if
4519 statement for vsldoi support.
4520 (altivec_expand_ld_builtin): Change to use new names from vector.md.
4521 (altivec_expand_st_builtin): Ditto.
4522 (paired_expand_builtin): Whitespace changes.
4523 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
4524 builtin_mode_to_type table for secondary reload. Call
4525 builtin_function_type to build random builtin functions.
4526 (altivec_init_builtins): Change to use builtin_function_type to
4527 create builtin function types dynamically as we need them.
4528 (builtin_hash_function): New support for hashing the tree types
4529 for builtin function as we need it, rather than trying to build
4530 all of the trees that we need. Add initial preliminary VSX support.
4531 (builtin_function_type): Ditto.
4532 (builtin_function_eq): Ditto.
4533 (builtin_hash_struct): Ditto.
4534 (rs6000_init_builtins): Ditto.
4535 (rs6000_common_init_builtins): Ditto.
4536 (altivec_init_builtins): Ditto.
4537 (rs6000_common_init_builtins): Ditto.
4538 (enum reload_reg_type): New enum for simplifing reg classes.
4539 (rs6000_reload_register_type): Simplify register classes into GPR,
4540 Vector, and other registers. Altivec and VSX addresses in reload.
4541 (rs6000_secondary_reload_inner): Ditto.
4542 (rs6000_ira_cover_classes): New target hook, that returns the
4543 appropriate cover classes, based on -mvsx being used or not.
4544 (rs6000_secondary_reload_class): Add VSX support.
4545 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
4546 (get_vsel_insn): Ditto.
4547 (rs6000_emit_vector_compare): Rewrite vector conditional support
4548 so that where we can, we use RTL operators, instead of blindly use
4550 (rs6000_emit_vector_select): Ditto.
4551 (rs6000_emit_vector_cond_expr): Ditto.
4552 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
4553 (create_TOC_reference): Add -mdebug=addr support.
4554 (emit_frame_save): VSX loads/stores need register indexed addressing.
4556 * config/rs6000/rs6000.md: Include vector.md.
4558 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
4560 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4561 support for V2DI, V2DF in logical, permute, select operations.
4563 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
4564 switch for vsx/power7.
4565 (-mvsx-scalar-memory): Ditto.
4566 (-mvsx-align-128): Ditto.
4567 (-mallow-movmisalign): Ditto.
4568 (-mallow-df-permute): Ditto.
4569 (-msched-groups): Ditto.
4570 (-malways-hint): Ditto.
4571 (-malign-branch-targets): Ditto.
4573 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
4575 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
4576 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
4577 (rs6000_vector_reg_class): Delete.
4578 (rs6000_vsx_reg_class): Ditto.
4579 (enum rs6000_reg_class_enum): New enum for the constraints that
4580 vary based on target switches.
4581 (rs6000_constraints): New array to hold the register class for all
4582 of the register constraints that vary based on the switches used.
4583 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
4584 (enum rs6000_builtins): Add unsigned varients for the builtin
4585 declarations returned by target hooks for expanding multiplies,
4586 select, and permute operations. Add VSX builtins.
4587 (enum rs6000_builtin_type_index): Add entries for VSX.
4588 (V2DI_type_node): Ditto.
4589 (V2DF_type_node): Ditto.
4590 (unsigned_V2DI_type_node): Ditto.
4591 (bool_long_type_node): Ditto.
4592 (intDI_type_internal_node): Ditto.
4593 (uintDI_type_internal_node): Ditto.
4594 (double_type_internal_node): Ditto.
4596 * config/rs6000/altivec.md (whole file): Move all expanders to
4597 vector.md from altivec.md. Rename insn matching functions to be
4599 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
4600 (altivec_vcmp*): Ditto.
4601 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
4602 (VM): New iterator for moves that includes the VSX types.
4603 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
4604 (altivec_vperm_<mode>_uns): New, for unsigned types.
4605 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
4606 (altivec_eq<mode>): Ditto.
4607 (altivec_gt<mode>): Ditto.
4608 (altivec_gtu<mode>): Ditto.
4609 (altivec_eqv4sf): Ditto.
4610 (altivec_gev4sf): Ditto.
4611 (altivec_gtv4sf): Ditto.
4612 (altivec_vcmpbfp_p): Ditto.
4614 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
4616 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
4619 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
4622 * config/i386/i386.c (output_387_ffreep): Rewrite to use
4623 ASM_SHORT instead of .word.
4624 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
4625 instead of .word in asm template.
4627 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
4630 * ira-lives.c (bb_has_abnormal_call_pred): New function.
4631 (process_bb_node_lives): Use it.
4633 * ira.c (setup_cover_and_important_classes): Don't setup
4634 ira_important_class_nums. Add cover classes to the end of
4636 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
4638 (find_reg_class_closure): Use reorder_important_classes.
4640 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
4642 * config/i386/i386.c (i386_ira_cover_classes): New function.
4643 (TARGET_IRA_COVER_CLASSES): Redefine.
4645 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
4646 importance of order of cover classes in the array.
4648 2009-07-22 Diego Novillo <dnovillo@google.com>
4650 * tree-pass.h (TDF_EH): Define.
4651 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
4652 contains TDF_EH, print the EH region number holding GS.
4653 * tree-dump.c (dump_options): Add "eh".
4654 * doc/invoke.texi: Document it.
4656 2009-07-22 Doug Kwan <dougkwan@google.com>
4658 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
4660 2009-07-22 Michael Matz <matz@suse.de>
4662 PR tree-optimization/35229
4663 PR tree-optimization/39300
4665 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
4666 (inhibit_phi_insertion): New function.
4667 (insert_into_preds_of_block): Call it for REFERENCEs.
4668 (init_pre): Initialize and finalize scalar evolutions.
4669 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
4671 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
4673 * config/i386/predicates.md (zero_extended_scalar_load_operand):
4674 Use CONST_VECTOR_NUNITS to determine number of elements.
4676 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
4678 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
4679 (U, W): Constraints are now deprecated and will be removed if we
4681 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
4683 ("prefetch"): Add the stcmh instruction for prefetching.
4684 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
4686 (s390_short_displacement): Return always true if compiling for
4687 machines not providing the long displacement facility.
4688 (s390_mem_constraint): Support the new constraint letter Z.
4689 (s390_check_qrst_address): New function.
4691 2009-07-21 DJ Delorie <dj@redhat.com>
4693 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
4696 2009-07-21 Jason Merrill <jason@redhat.com>
4698 * c-common.c (max_tinst_depth): Increase default to 1024.
4700 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
4702 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
4703 (vec_unpacku_float_lo_v4si): Ditto.
4705 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
4708 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
4709 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
4710 (builtin_description): Add __builtin_ia32_cvtudq2ps.
4711 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
4713 2009-07-21 Jakub Jelinek <jakub@redhat.com>
4715 PR tree-optimization/40813
4716 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
4719 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
4721 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
4722 with a NOP_EXPR if needed.
4724 2009-07-21 Paul Brook <paul@codesourcery.com>
4726 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
4727 Terminate debug dump with newline.
4729 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4731 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
4732 Cast "1" to unsigned HOST_WIDE_INT.
4733 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
4734 deposit length to the maximum length - lsb. Extend length if
4735 HOST_BITS_PER_WIDE_INT is 32.
4737 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
4739 * cgraph.h (constant_pool_htab): New function.
4740 (constant_descriptor_tree): Move from varasm.c.
4741 * varasm.c (constant_pool_htab): New function.
4742 (constant_descriptor_tree): Move to cgraph.h.
4744 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
4746 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
4748 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
4750 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
4753 2009-07-20 Xinliang David Li <davidxl@google.com>
4755 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
4757 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
4759 * config/mips/mips.md (move_type): Add arith.
4760 (type): Handle arith.
4761 (zero_extendsidi2): Rename this into ...
4762 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
4763 (zero_extendsidi2): New expander.
4764 (*zero_extendsidi2_dext): New pattern.
4766 2009-07-20 Nick Clifton <nickc@redhat.com>
4768 * config.gcc (mips64-*-*): Add definition of tm_defines in order
4769 to set MIPS_ABI_DEFAULT.
4770 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
4772 2009-07-20 Jakub Jelinek <jakub@redhat.com>
4774 * tree-object-size.c (addr_object_size): Handle unions with
4775 array in it as last field of structs in __bos (, 1) as __bos (, 0).
4777 PR tree-optimization/40792
4778 * tree.c (build_function_type_skip_args): Remove bogus assert.
4780 2009-07-20 Jan Hubicka <jh@suse.cz>
4781 Martin Jambor <mjambor@suse.cz>
4783 * cgraph.h (combined_args_to_skip): New field.
4784 * cgraph.c (cgraph_create_virtual_clone): Properly handle
4785 combined_args_to_skip and args_to_skip.
4786 * tree-inline.c (update_clone_info): New function.
4787 (tree_function_versioning): Call update_clone_info.
4788 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
4790 (cgraph_materialize_all_clones): More extensive dumping, working
4791 with combined_args_to_skip rather than args_to_skip.
4793 2009-07-20 Ira Rosen <irar@il.ibm.com>
4795 * tree-vectorizer.h (vectorizable_condition): Add parameters.
4796 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
4797 (get_initial_def_for_reduction): Likewise.
4798 (vectorizable_reduction): Skip the check of first operand in case
4799 of COND_EXPR. Add check that it is outer loop vectorization if
4800 nested cycle was detected. Call vectorizable_condition() for
4801 COND_EXPR. If reduction epilogue cannot be created do not fail for
4802 nested cycles (if it is not double reduction). Assert that there
4803 is only one type in the loop in case of COND_EXPR. Call
4804 vectorizable_condition() to vectorize COND_EXPR.
4805 * tree-vect-stmts.c (vectorizable_condition): Update comment.
4806 Add parameters. Allow nested cycles if called from
4807 vectorizable_reduction(). Use reduction vector variable if provided.
4808 (vect_analyze_stmt): Call vectorizable_reduction() before
4809 vectorizable_condition().
4810 (vect_transform_stmt): Update call to vectorizable_condition().
4812 2009-07-20 Christian Bruel <christian.bruel@st.com>
4814 * config/sh/sh.opt (-mfmovd): Resurrect and document.
4815 * doc/invoke.texi (-mfmovd): Likewise.
4816 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
4818 2009-07-20 Jan Hubicka <jh@suse.cz>
4820 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
4821 when handling SSA name.
4823 2009-07-19 Jan Hubicka <jh@suse.cz>
4825 PR tree-optimization/40676
4826 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
4827 virtual PHIs in empty BBs.
4829 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
4831 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
4832 re-expanded the compound use gen_lowpart instead to convert to the
4835 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
4837 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
4838 OUTER_CONST arguments.
4839 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
4840 the new wider mode will be masked off.
4841 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
4843 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
4845 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
4846 high-order bits are zero.
4848 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
4850 * combine.c (simplify_shift_const_1): Split code to determine
4852 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
4853 new bits shifted in are identical to the old sign bit.
4855 2009-07-18 Richard Guenther <rguenther@suse.de>
4858 * gimplify.c (gimplify_call_expr): Reject code using results from
4859 functions returning void.
4861 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
4863 * doc/md.texi: Document the new PowerPC "es" constraint.
4864 Document that "m" can include automodified addresses on this target,
4865 and explain how %U must be used. Extend the "Q" and "Z" documentation
4866 to suggest "es" as well as "m".
4867 * config/rs6000/constraints.md (es): New memory constraint.
4868 (Q, Z): Update strings to match new documentation.
4870 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
4872 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
4873 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
4874 * config/rs6000/predicates.md (volatile_mem_operand): Use
4875 offsettable_nonstrict_memref_p.
4876 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
4877 (*floatunssidf2_internal): Likewise.
4878 (*fix_truncdfsi2_internal): Likewise.
4879 (*fix_trunctfsi2_internal): Likewise.
4881 2009-07-17 Anatoly Sokolov <aesok@post.ru>
4883 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
4885 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4887 2009-07-17 Richard Guenther <rguenther@suse.de>
4890 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
4891 (pass_warn_unused_result): Likewise.
4892 (TODO_set_props): Remove.
4893 * omp-low.c (diagnose_omp_structured_block_errors): Change to
4895 (pass_diagnose_omp_blocks): Define.
4896 * c-decl.c (pop_file_scope): Do not finalize the CU here.
4897 (c_gimple_diagnostics_recursively): Remove.
4898 (finish_function): Do not call it.
4899 (c_write_global_declarations): Continue after errors.
4900 Finalize the CU here.
4901 * c-gimplify.c (c_genericize): Do not gimplify here.
4902 * c-common.c (c_warn_unused_result): Move ...
4903 * tree-cfg.c (do_warn_unused_result): ... here.
4904 (run_warn_unused_result): New function.
4905 (gate_warn_unused_result): New function.
4906 (pass_warn_unused_result): New pass.
4907 * c-common.h (c_warn_unused_result): Remove.
4908 * flags.h (flag_warn_unused_result): Declare.
4909 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
4910 * opts.c (flag_warn_unused_result): Initialize to false.
4911 * toplev.c (compile_file): Add comment.
4912 * omp-low.c (create_omp_child_function): Do not register
4913 the function with the frontend.
4914 (diagnose_omp_structured_block_errors): Prepare to be
4915 called as optimization pass.
4916 (gate_diagnose_omp_blocks): New function.
4917 (pass_diagnose_omp_blocks): New pass.
4918 * cgraph.h (cgraph_optimize): Remove.
4919 (cgraph_analyze_function): Likewise.
4920 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
4921 * cgraphunit.c (cgraph_lower_function): Lower nested functions
4922 before their parents here.
4923 (cgraph_finalize_function): Not here.
4924 (cgraph_analyze_function): Gimplify functions here.
4925 (cgraph_finalize_compilation_unit): Continue after errors.
4926 Optimize the callgraph from here.
4927 (cgraph_optimize): Make static.
4928 * langhooks.c (write_global_declarations): Finalize the CU.
4929 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
4930 (gimplify_function_tree): Assert we gimplify only once.
4931 Set PROP_gimple_any property.
4932 * tree-nested.c (gimplify_all_functions): New function.
4933 (lower_nested_functions): Gimplify all nested functions.
4934 * gimple.h (diagnose_omp_structured_block_errors): Remove.
4935 * passes.c (init_optimization_passes): Add pass_warn_unused_result
4936 and pass_diagnose_omp_blocks after gimplification. Do not
4937 set TODO_set_props on all_lowering_passes.
4938 (execute_one_pass): Do not handle TODO_set_props.
4939 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
4940 (gimplify.o): Add tree-pass.h dependency.
4941 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
4942 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
4943 (unsave_r): Likewise.
4944 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
4947 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
4949 * doc/service.texi (Service): Restore previously removed link,
4950 which isn't broken after all.
4952 2009-07-17 Richard Guenther <rguenther@suse.de>
4954 PR tree-optimization/40321
4955 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
4956 PHI nodes to the maximal set.
4957 (make_values_for_phi): Add PHI arguments to the maximal set.
4958 (execute_pre): Dump PHI_GEN and the maximal set.
4960 2009-07-17 Jakub Jelinek <jakub@redhat.com>
4963 * gimplify.c (gimplify_conversion): Don't change non-conversions into
4966 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
4968 * doc/extend.texi (Nested Functions): Replace broken link with
4970 * doc/service.texi (Service): Remove broken link.
4972 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
4975 * builtins.c (expand_builtin_memcmp): Use loc instead of
4976 EXPR_LOCATION (exp).
4977 (expand_builtin_strncmp): Likewise.
4979 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
4980 Manuel López-Ibáñez <manu@gcc.gnu.org>
4983 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
4984 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
4985 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
4986 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
4987 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
4988 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
4989 tree-inline.c, c-common.c, c-common.h, gimple.c,
4990 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
4991 convert.c: Add location argument to fold_{unary,binary,ternary},
4992 fold_build[123], build_call_expr, build_size_arg,
4993 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
4994 fold_build1_initializer, fold_build2_initializer,
4995 fold_build3_initializer, fold_build_call_array,
4996 fold_build_call_array_initializer, fold_single_bit_test,
4997 omit_one_operand, omit_two_operands, invert_truthvalue,
4998 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
4999 combine_comparisons, fold_builtin_*, fold_call_expr,
5000 build_range_check, maybe_fold_offset_to_address, round_up,
5003 2009-07-16 Jason Merrill <jason@redhat.com>
5006 * c-common.c (c_common_reswords): Add __is_standard_layout
5008 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
5009 * doc/implement-cxx.texi: New.
5010 * doc/gcc.texi: Include it.
5012 2009-07-16 DJ Delorie <dj@redhat.com>
5014 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
5015 compares that may be indirectly affected by previous instructions.
5017 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5019 * builtins.c (do_mpc_arg2): New.
5020 (fold_builtin_2): Fold builtin cpow.
5021 * real.h (HAVE_mpc_pow): New.
5023 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
5025 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
5026 comparison to skip unprofitable schedule
5028 2009-07-16 Simon Baldwin <simonb@google.com>
5030 * gcc.c (option_map): New flag -no-canonical-prefixes.
5031 * (display_help): Print help text for new flag.
5032 * (process_command): Move options translation and language specifics
5033 and handle new flag early. Use it to set a function pointer to a
5034 prefix builder. Replace make_relative_prefix calls with calls to
5035 the function pointed to. Ignore new flag in regular options handling.
5036 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
5038 2009-07-15 DJ Delorie <dj@redhat.com>
5040 * config/mep/mep.md (sibcall_internal): Change register to avoid
5042 (sibcall_value_internal): Likewise.
5044 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
5046 PR rtl-optimization/40710
5047 * resource.c (mark_target_live_regs): Reset DF problem to LR.
5049 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
5051 * config/mips/mips.md (*extenddi_truncate<mode>,
5052 *extendsi_truncate<mode>): Change type attribute to move_type
5053 with shift_shift. Split out code handling exts from here ...
5054 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
5056 (*extendhi_truncateqi): Change type attribute to move_type with
5057 shift_shift. Split out code handling exts from here ...
5058 (*extendhi_truncateqi_exts): ... to this new pattern.
5060 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
5062 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
5063 instead of "and" with inverted sign bit mask value. Use
5064 "nonimmediate_operand" for operand 1 and operand 2 predicate.
5065 Allocate registers only for operand 4 and operand 5.
5067 2009-07-15 Jakub Jelinek <jakub@redhat.com>
5070 * fold-const.c (fold_cond_expr_with_comparison): When folding
5071 < and <= to MIN, make sure the MIN uses the same type as the
5072 comparison's operands.
5074 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
5076 * arm.md (ior_xor): New code iterator.
5077 (split for ior/xor with shift and zero-extend): New split pattern.
5078 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
5080 2009-07-15 Richard Guenther <rguenther@suse.de>
5082 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
5085 2009-07-15 Richard Guenther <rguenther@suse.de>
5088 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
5090 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5092 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
5093 handle 2.6.30 kernel.
5095 2009-07-15 DJ Delorie <dj@redhat.com>
5097 * config/mep/mep.md (sibcall_internal): Change register to allow
5098 for 24-bit addresses.
5099 (sibcall_value_internal): Likewise.
5101 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
5103 * doc/invoke.texi: Added descriptions of the scheduling heuristics
5104 that are enabled/disabled by the flags introduced by a previous patch.
5106 2009-07-14 DJ Delorie <dj@redhat.com>
5108 * config/mep/mep.md (sibcall_internal): Include non-toggling
5110 (sibcall_value_internal): Likewise.
5112 2009-07-14 Taras Glek <tglek@mozilla.com>
5113 Rafael Espindola <espindola@google.com>
5115 * doc/sourcebuild.texi: Document install-plugin target.
5116 * configure.ac: Added install-plugin target to language makefiles.
5117 * configure: Regenerate.
5118 * Makefile.in: (install-plugin): Install more headers,
5119 depend on lang.install-plugin.
5121 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5123 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
5126 2009-07-14 DJ Delorie <dj@redhat.com>
5128 * config/mep/mep.c (mep_vliw_jmp_match): New function.
5129 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
5130 * config/mep/mep.md (sibcall_internal): Change test from
5131 mep_vliw_mode_match to mep_vliw_jmp_match.
5132 (sibcall_value_internal): Likewise.
5134 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
5136 * config/i386/sse.md (copysign<mode>3): New expander.
5137 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
5138 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
5139 Use ix86_build_const_vector.
5140 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
5141 IX86_BUILTIN_CPYSGNPD.
5142 (builtin_description): Add __builtin_ia32_copysignps and
5143 __builtin_ia32_copysignpd.
5144 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
5145 and BUILT_IN_COPYSIGNF.
5147 2009-07-13 Jason Merrill <jason@redhat.com>
5149 * builtins.c (can_trust_pointer_alignment): New fn.
5150 (get_pointer_alignment): Factor it out from here.
5151 * tree.h: Declare it.
5153 2009-07-14 David Edelsohn <edelsohn@gnu.org>
5155 * config/rs6000/predicates.md (offsettable_mem_operand): Test
5158 2009-07-14 Dodji Seketeli <dodji@redhat.com>
5162 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
5164 2009-07-14 Richard Guenther <rguenther@suse.de>
5165 Andrey Belevantsev <abel@ispras.ru>
5168 * cfgexpand.c (partition_stack_vars): Do not bother to update
5169 alias information when not optimizing.
5171 2009-07-14 Richard Guenther <rguenther@suse.de>
5172 Andrey Belevantsev <abel@ispras.ru>
5174 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
5175 (pt_solution_set): Likewise.
5176 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
5177 * tree-ssa-structalias.c (pt_solution_set): New function.
5178 * final.c (rest_of_clean_state): Free SSA data structures.
5179 * print-rtl.c (print_decl_name): Remove.
5180 (print_mem_expr): Implement in terms of print_generic_expr.
5181 * alias.c (ao_ref_from_mem): New function.
5182 (rtx_refs_may_alias_p): Likewise.
5183 (true_dependence): Query alias-export info.
5184 (canon_true_dependence): Likewise.
5185 (write_dependence_p): Likewise.
5186 * tree-dfa.c (get_ref_base_and_extent): For void types leave
5188 * emit-rtl.c (component_ref_for_mem_expr): Remove.
5189 (mem_expr_equal_p): Use operand_equal_p.
5190 (set_mem_attributes_minus_bitpos): Do not use
5191 component_ref_for_mem_expr.
5192 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
5193 (update_alias_info_with_stack_vars): Likewise.
5194 (partition_stack_vars): Call update_alias_info_with_stack_vars.
5195 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
5196 explicitly nor clear stmt operands.
5197 Free the decl-to-pointer map.
5198 * tree-optimize.c (execute_free_datastructures): Do not free
5199 SSA data structures here.
5200 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
5201 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
5202 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
5204 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
5206 2009-07-13 DJ Delorie <dj@redhat.com>
5208 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
5209 unrolling at the right iteration count.
5211 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
5214 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5216 * haifa-sched.c (rank_for_schedule): Introduced flags to
5217 enable/disable individual scheduling heuristics.
5218 * common.opt: Introduced flags to enable/disable individual
5219 heuristics in the scheduler.
5220 * doc/invoke.texi: Introduced flags to enable/disable individual
5221 heuristics in the scheduler.
5223 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
5225 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
5226 config/i386/mingw-tls.c.
5227 * config/i386/mingw-tls.c: Removed.
5229 2009-07-13 Ira Rosen <irar@il.ibm.com>
5231 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
5232 checks access only relevant statements.
5233 (vectorizable_reduction): Likewise.
5235 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
5237 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
5238 just for 32-bit case.
5240 2009-07-12 Jan Hubicka <jh@suse.cz>
5242 PR tree-optimization/40585
5243 * except.c (expand_resx_expr): When there already is resume
5244 instruction, produce linked list.
5245 (build_post_landing_pads): Assert that resume is empty.
5246 (connect_post_landing_pads): Handle resume lists.
5247 (dump_eh_tree): Dump resume list.
5249 2009-07-12 Ira Rosen <irar@il.ibm.com>
5251 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5252 with additional argument.
5253 * tree-vectorizer.h (enum vect_def_type): Add
5254 vect_double_reduction_def.
5255 (vect_is_simple_reduction): Add argument.
5256 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
5258 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
5259 vect_is_simple_reduction with additional argument.
5260 (vect_analyze_loop_operations): Handle exit phi nodes in case of
5262 (reduction_code_for_scalar_code): Handle additional codes by
5263 returning ERROR_MARK for them. Fix comment and indentation.
5264 (vect_is_simple_reduction): Fix comment, add argument to specify
5265 double reduction. Detect double reduction.
5266 (get_initial_def_for_induction): Fix indentation.
5267 (get_initial_def_for_reduction): Fix comment and indentation.
5268 Handle double reduction. Create initial definitions that do not
5269 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
5270 (vect_create_epilog_for_reduction): Fix comment, add argument to
5271 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
5272 epilogue result extraction. Create double reduction phi node and
5273 replace relevant uses.
5274 (vectorizable_reduction): Call vect_is_simple_reduction with
5275 additional argument. Fix indentation. Update epilogue code treatment
5276 according to the changes in reduction_code_for_scalar_code. Check
5277 for double reduction. Call vect_create_epilog_for_reduction with
5278 additional argument.
5279 * tree-vect-stmts.c (process_use): Handle double reduction, update
5281 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
5282 (vect_get_vec_def_for_operand): Likewise.
5284 2009-07-12 Danny Smith <dansmister@gmail.com>
5286 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
5287 dllexport if !TREE_PUBLIC.
5288 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
5290 2009-07-11 Anatoly Sokolov <aesok@post.ru>
5292 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
5293 (avr_extra_arch_macro) Remove declatation.
5294 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
5295 (avr_extra_arch_macro) Declare as static.
5296 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
5298 2009-07-11 Jan Hubicka <jh@suse.cz>
5301 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
5303 2009-07-11 Jakub Jelinek <jakub@redhat.com>
5306 * dwarf2out.c (dw_fde_struct): Add in_std_section and
5307 cold_in_std_section bits.
5308 (dwarf2out_begin_prologue): Initialize them.
5309 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
5310 if already covered by text_section or cold_text_section range.
5312 PR rtl-optimization/40667
5313 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
5314 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
5315 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
5316 * config/i386/i386.c (ix86_minimum_alignment): New function.
5317 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
5318 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
5319 * emit-rtl.c (gen_reg_rtx): Likewise.
5320 * function.c (assign_parms): Likewise. If nominal_type needs
5321 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
5322 rather than passed_type's alignment.
5325 * function.c (assign_parm_setup_stack): Adjust
5326 MEM_OFFSET (data->stack_parm) if promoted_mode is different
5327 from nominal_mode on big endian.
5329 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
5331 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
5333 2009-07-10 DJ Delorie <dj@redhat.com>
5335 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
5337 2009-07-10 Mark Mitchell <mark@codesourcery.com>
5339 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
5341 (thumb2_cbnz): Likewise.
5343 2009-07-10 David Daney <ddaney@caviumnetworks.com>
5346 * config.gcc (supported_defaults): Add synci.
5347 (with_synci): Add validation.
5348 (all_defaults): Add synci.
5349 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
5352 * config/mips/mips.opt (msynci): New option.
5353 * config/mips/mips.c (mips_override_options): Warn on use of
5354 -msynci for targets that do now support it.
5355 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
5357 * gcc/doc/invoke.texi (-msynci): Document the new option.
5358 * doc/install.texi (--with-synci): Document the new option.
5360 2009-07-10 Richard Guenther <rguenther@suse.de>
5362 PR tree-optimization/40496
5363 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
5364 the PHI result with a compatible type.
5366 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
5370 * c.opt (Wunused-result): New.
5371 * doc/invoke.texi: Document it.
5372 * c-common.c (c_warn_unused_result): Use it.
5374 2009-07-09 DJ Delorie <dj@redhat.com>
5376 * targhooks.c (default_target_can_inline_p): Rename from
5377 default_target_option_can_inline_p.
5378 * targhooks.h (default_target_can_inline_p): Likewise.
5379 * target-def.h (TARGET_CAN_INLINE_P): Rename from
5380 TARGET_OPTION_CAN_INLINE_P.
5381 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
5382 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
5383 (mep_target_can_inline_p): Rename from
5384 mep_target_option_can_inline_p.
5387 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
5388 registers used to pass vectors.
5390 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
5392 2009-07-09 Tom Tromey <tromey@redhat.com>
5394 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
5395 * config/mmix/mmix.c: Include dwarf2.h.
5396 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
5397 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
5398 * config/sh/sh.c: Include dwarf2.h.
5399 * config/i386/i386.c: Include dwarf2.h.
5400 * Makefile.in (DWARF2_H): Remove 'elf'.
5401 * except.c: Include dwarf2.h.
5402 * unwind-dw2.c: Include dwarf2.h.
5403 * dwarf2out.c: Include dwarf2.h.
5404 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
5405 * unwind-dw2-fde.c: Include dwarf2.h.
5406 * dwarf2asm.c: Include dwarf2.h.
5408 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5410 * haifa-sched.c (insn_finishes_cycle_p): New static function.
5411 (max_issue): Use it.
5412 * sched-int.h (struct sched_info: insn_finishes_block_p): New
5414 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
5415 (region_sched_info): Update.
5416 * sched-ebb.c (ebb_sched_info): Update.
5417 * modulo-sched.c (sms_sched_info): Update.
5418 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
5420 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5422 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
5424 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
5426 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
5428 2009-07-09 Jakub Jelinek <jakub@redhat.com>
5431 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
5432 arg1 with arg01 if arg1 is already INTEGER_CST.
5434 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
5436 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
5437 Transform (and (truncate)) into (truncate (and)).
5439 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
5441 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
5442 creating LHS paradoxical subregs. Fix surrounding returns to
5443 use NULL_RTX rather than 0.
5445 2009-07-08 DJ Delorie <dj@redhat.com>
5447 * config/mep/mep.c: (mep_option_can_inline_p): New.
5448 (TARGET_OPTION_CAN_INLINE_P): Define.
5450 2009-07-08 Mark Wielaard <mjw@redhat.com>
5453 * dwarf2out.c (add_data_member_location_attribute): When we have
5454 only a constant offset don't emit a new location description using
5455 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
5458 2009-07-08 Richard Henderson <rth@redhat.com>
5461 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
5462 (enum reg_class): Add CLOBBERED_REGS.
5463 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
5464 * config/i386/i386.c (ix86_conditional_register_usage): Moved
5465 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
5466 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
5467 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
5468 force 64-bit sibcalls into R11.
5469 * config/i386/constraints.md (U): New constraint.
5470 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
5471 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
5472 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
5474 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
5476 * basic-block.h (dump_regset, debug_regset): Remove duplicate
5478 * c-objc-common.h (c_initialize_diagnostics): Ditto.
5479 * ebitmap.h (dump_ebitmap): Ditto.
5480 * optabs.h (optab_libfunc): Ditto.
5481 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
5482 * tree-flow.h (vect_can_force_dr_alignment_p,
5483 get_vectype_for_scalar_type): Ditto.
5484 (vectorize_loops): Move prototype to ...
5485 * tree-vectorizer.h: ... here. Also, adjust comment.
5486 (vect_set_verbosity_level): Remove duplicate prototype.
5487 * tree-ssa-loop.c: Include tree-vectorizer.h.
5488 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
5490 2009-07-08 Nick Clifton <nickc@redhat.com>
5492 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
5495 2009-07-08 DJ Delorie <dj@redhat.com>
5497 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
5498 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
5499 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
5501 * config/mep/intrinsics.md: Regenerated.
5502 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
5503 registers when asm() or calls are detected.
5505 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
5508 * gimplify.c (gimplify_expr): Propagate no_warning flag when
5510 * gimple (gimple_build_call_from_tree): Likewise.
5511 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
5512 no_warning flag before warning.
5514 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
5516 * tree.c (set_expr_locus): Remove.
5517 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
5518 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
5520 * gimplify.c (internal_get_tmp_var): Likewise.
5521 (gimplify_call_expr): Likewise.
5522 (gimplify_one_sizepos): Likewise.
5524 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
5527 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
5528 to variables for debugging purposes.
5530 2009-06-23 Mark Loeser <mark@halcy0n.com>
5533 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
5535 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
5537 * pretty-print.c (pp_base_format): Remove %J.
5538 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
5539 gcc_cxxdiag_char_table): Likewise.
5540 (init_dynamic_diag_info): Likewise.
5542 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
5544 * pretty-print.c (pp_base_format): Remove %H.
5545 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
5546 gcc_cxxdiag_char_table): Likewise.
5547 (init_dynamic_diag_info): Likewise.
5548 * config/mep/mep.c (mep_select_section): Likewise.
5550 2009-07-07 Duncan Sands <baldrick@free.fr>
5552 * final.c (pass_clean_state): Give the pass a name.
5553 * passes.c (pass_rest_of_compilation): Likewise.
5554 * tree-optimize.c (pass_all_optimizations): Likewise.
5556 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
5558 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
5559 an extra 'decl' for error_at.
5561 2009-07-07 Jakub Jelinek <jakub@redhat.com>
5564 * tree-tailcall.c (adjust_return_value_with_ops,
5565 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
5566 if it has complex or vector type.
5568 2009-07-07 Olivier Hainque <hainque@adacore.com>
5570 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
5573 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
5575 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
5577 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
5579 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
5580 * c-decl.c: Likewise.
5581 * function.c: Likewise.
5582 * varasm.c: Likewise.
5583 * tree-ssa.c: Likewise.
5584 * c-common.c: Likewise.
5585 * tree-cfg.c: Likewise.
5586 * config/spu/spu.c: Likewise.
5587 * config/ia64/ia64.c: Likewise.
5588 * config/v850/v850.c: Likewise.
5590 2009-07-06 DJ Delorie <dj@redhat.com>
5592 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
5593 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
5594 unspecified accesses to control registers.
5595 * config/mep/intrinsics.md: Regenerate.
5596 * config/mep/intrinsics.h: Regenerate.
5597 * config/mep/mep-intrin.h: Regenerate.
5599 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
5601 * c-lex.c: Replace %H by an explicit location. Update all calls.
5602 * c-common.c: Likewise.
5603 * c-decl.c: Likewise.
5604 * c-typeck.c: Likewise.
5605 * fold-const.c: Likewise.
5606 * gimplify.c: Likewise.
5608 * tree-cfg.c: Likewise.
5609 * tree-ssa-loop-niter.c: Likewise.
5610 * tree-vrp.c: Likewise.
5611 * value-prof.c: Likewise.
5613 2009-07-06 Diego Novillo <dnovillo@google.com>
5615 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
5616 if it has one. Handle cases where VAR does not have an
5617 annotation or cfun is NULL.
5619 2009-07-06 Diego Novillo <dnovillo@google.com>
5621 * tree.c: Include debug.h.
5622 (initialize_tree_contains_struct): New.
5623 (init_ttree): Call it.
5624 (tree_node_structure_for_code): Factor out of ...
5625 (tree_node_structure): ... here.
5626 * treestruct.def (TS_PHI_NODE): Remove.
5627 (TS_GIMPLE_STATEMENT): Remove.
5629 2009-07-06 Diego Novillo <dnovillo@google.com>
5631 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
5632 (debug_tree_chain): Handle cycles.
5634 2009-07-06 Nick Clifton <nickc@redhat.com>
5635 DJ Delorie <dj@redhat.com>
5637 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
5638 __FMOVD_ENABLED__ is defined.
5640 (TARGET_FMOVD): Provide a default definition.
5641 (MASK_FMOVD): Likewise.
5642 (TARGET_CPU_CPP_BUILTINS): Define
5643 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
5644 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
5645 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
5646 (split for DF load from memory into register): Also handle
5647 MEMs which consist of REG+DISP addressing.
5648 (split for DF store from register to memory): Likewise.
5649 (movsf_ie): Always use single fp_mode.
5650 * config/sh/sh.c (sh_override_options): Do not automatically
5651 enable TARGET_MOVD for the SH2A when supporting doubles - leave
5652 that to the -mfmovd command line switch.
5653 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
5654 (fldi_ok): Always allow.
5655 * config/sh/sh.opt (mfmovd): Remove this switch.
5656 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
5658 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
5659 Kaz Kojima <kkojima@gcc.gnu.org>
5661 PR rtl-optimization/30807
5662 * postreload.c (reload_combine): For every new use of REG_SUM,
5663 record the use of BASE.
5665 2009-07-06 Jan Hubicka <jh@suse.cz>
5667 * params.def: Revert my accidental commit at 2009-06-30.
5669 2009-07-04 Ian Lance Taylor <iant@google.com>
5672 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
5674 (mingw_format_attribute_overrides): Likewise.
5676 2009-07-04 Jakub Jelinek <jakub@redhat.com>
5679 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
5680 don't check cfa.reg. Instead of cfa.indirect use
5681 fde && fde->drap_reg != INVALID_REGNUM test.
5683 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
5685 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
5687 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
5690 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
5692 2009-07-03 Richard Guenther <rguenther@suse.de>
5694 PR tree-optimization/40640
5695 * tree-switch-conversion.c (build_arrays): Perform arithmetic
5698 2009-07-03 Jan Hubicka <jh@suse.cz>
5700 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
5701 for size, reduce amount of inlining.
5703 2009-07-03 Richard Guenther <rguenther@suse.de>
5706 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
5707 if t +- x is known to not overflow and the conversion widens the
5709 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
5711 2009-07-03 Jan Hubicka <jh@suse.cz>
5713 * ipa-pure-const.c (analyze): Update loop optimizer init.
5714 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
5715 try_remove_empty_loop, remove_empty_loops): Remove.
5716 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
5717 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
5718 to mark regular loops as neccesary.
5719 (degenerate_phi_p): New function.
5720 (propagate_necessity, remove_dead_phis): Use it.
5721 (forward_edge_to_pdom): Likewise.
5722 (eliminate_unnecessary_stmts): Take care to remove uses of results of
5723 virtual PHI nodes that became unreachable.
5724 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
5725 * tree-flow.h (remove_empty_loops): Remove.
5726 * passes.c (init_optimization_passes): Remove.
5728 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
5730 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
5731 can_create_pseudo_p.
5732 (*fix_trunc<mode>_i387_1): Ditto.
5733 (*floathi<mode>2_1): Ditto.
5734 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
5735 (*fistdi2_1): Ditto.
5736 (*fist<mode>2_1): Ditto.
5737 (frndintxf2_floor): Ditto.
5738 (*fist<mode>2_floor_1): Ditto.
5739 (frndintxf2_ceil): Ditto.
5740 (*fist<mode>2_ceil_1): Ditto.
5741 (frndintxf2_trunc): Ditto.
5742 (frndintxf2_mask_pm): Ditto.
5743 (fxam<mode>2_i387_with_temp): Ditto.
5744 * config/i386/sse.md (mulv16qi3): Ditto.
5745 (*sse2_mulv4si3): Ditto.
5747 (sse4_2_pcmpestr): Ditto.
5748 (sse4_2_pcmpistr): Ditto.
5750 2009-07-03 Jan Hubicka <jh@suse.cz>
5752 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
5753 (mark_stmt_necessary): Set it.
5754 (mark_operand_necessary): Set it.
5755 (mark_control_dependent_edges_necessary): Set it.
5756 (mark_virtual_phi_result_for_renaming): New function.
5757 (get_live_post_dom): New function.
5758 (forward_edge_to_pdom): New function.
5759 (remove_dead_stmt): Fix handling of control dependences.
5760 (tree_dce_init): Init new bitmap.
5761 (tree_dce_done): Free it.
5763 2009-07-02 Richard Guenther <rguenther@suse.de>
5766 * tree-ssa-structalias.c (new_var_info): Initialize
5769 2009-07-02 Jan Hubicka <jh@suse.cz>
5771 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
5774 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
5776 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
5777 instead of recomputing it. Adjust calls.
5778 (emit_store_flag): Adjust recursive calls.
5780 2009-07-02 Richard Guenther <rguenther@suse.de>
5782 * tree-ssa-live.c (remove_unused_locals): Do not remove
5784 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
5785 of DECL_EXTERNAL for HEAP variables.
5786 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
5787 HEAP variables. Do not adjust RESTRICT vars.
5788 (find_what_var_points_to): Nobody cares if something
5791 2009-07-02 Ben Elliston <bje@au.ibm.com>
5793 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
5794 pc_low and pc_high declarations to the top of the function.
5796 2009-07-01 DJ Delorie <dj@redhat.com>
5798 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
5800 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
5801 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
5802 unspecified accesses to control registers.
5803 * config/mep/intrinsics.md: Regenerate.
5804 * config/mep/intrinsics.h: Regenerate.
5805 * config/mep/mep-intrin.h: Regenerate.
5807 2009-07-01 Anthony Green <green@moxielogic.com>
5809 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
5810 instruction when possible.
5811 (moxie_expand_prologue): Ditto. Also, save an instruction and
5812 some complexity by popping off of $r12 instead of $sp.
5813 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
5816 2009-07-01 Richard Henderson <rth@redhat.com>
5819 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
5820 contained no insns, reposition note before last insn.
5822 2009-07-01 Richard Henderson <rth@redhat.com>
5825 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
5826 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
5828 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
5831 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
5832 darwin9 for printing reg addresses with %y.
5834 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
5836 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
5837 truncation from operands in binary operations.
5839 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
5842 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
5843 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
5844 subreg of op0 to the original op0.
5846 * expmed.c (store_bit_field_1): Use a temporary as the destination
5847 instead of a paradoxical subreg when we need to truncate the result.
5849 2009-07-01 DJ Delorie <dj@redhat.com>
5851 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
5852 names to VLIW variants.
5853 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
5854 * config/mep/intrinsics.md: Regenerate.
5855 * config/mep/intrinsics.h: Regenerate.
5856 * config/mep/mep-intrin.h: Regenerate.
5858 2009-07-01 Jakub Jelinek <jakub@redhat.com>
5861 * jump.c (returnjump_p): Revert last patch.
5862 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
5864 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5867 * pa.md (casesi32p): Use jump table label to determine the offset
5869 (casesi64p): Likewise.
5871 * pa.c (forward_branch_p): Return bool type. Use instruction
5872 addresses when available. Assert that INSN has a jump label.
5873 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
5876 2009-07-01 Richard Guenther <rguenther@suse.de>
5878 PR tree-optimization/19831
5879 * tree-ssa-dce.c (propagate_necessity): Calls to functions
5880 that only act as barriers do not make any previous stores necessary.
5881 * tree-ssa-structalias.c (handle_lhs_call): Delay making
5882 HEAP variables global, do not add a constraint from nonlocal.
5883 (find_func_aliases): Handle escapes through return statements.
5884 (compute_points_to_sets): Make escaped HEAP variables global.
5886 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
5889 * expmed.c (emit_store_flag): Perform a conversion if necessary,
5890 after reducing a DImode cstore to SImode.
5892 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
5894 * expr.c (expand_expr_real_1): Reinstate fallthrough to
5895 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
5897 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
5899 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
5900 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
5902 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
5903 and umod_optab if TARGET_BSD_DIVMOD.
5904 * config/vax/lib1funcs.asm: New file.
5905 * config/vax/t-linux: New file.
5906 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
5908 2009-06-30 Jakub Jelinek <jakub@redhat.com>
5911 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
5912 to type arguments that have void type.
5915 * dwarf2out.c (gen_formal_parameter_die): Call
5916 equate_decl_number_to_die if node is different from origin.
5918 2009-06-30 Anthony Green <green@moxielogic.com>
5920 Clean up moxie port for --enable-build-with-cxx.
5921 * config/moxie/moxie.c (moxie_function_value): First two
5922 parameters are const_tree, not tree.
5923 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
5924 (REG_CLASS_NAMES): Ditto.
5925 (REGNO_REG_CLASS): Ditto.
5926 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
5927 (moxie_function_value): Fix constyness of arguments.
5929 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
5931 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
5932 finalize_size_functions before further processing.
5933 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
5934 (variable_size): Call self_referential_size on size expressions
5935 that contain a PLACEHOLDER_EXPR.
5936 (size_functions): New static variable.
5937 (copy_self_referential_tree_r): New static function.
5938 (self_referential_size): Likewise.
5939 (finalize_size_functions): New global function.
5940 * tree.c: Include tree-inline.h.
5941 (push_without_duplicates): New static function.
5942 (find_placeholder_in_expr): New global function.
5943 (substitute_in_expr) <tcc_declaration>: Return the replacement object
5945 <tcc_expression>: Likewise.
5946 <tcc_vl_exp>: If the replacement object is a constant, try to inline
5947 the call in the expression.
5948 * tree.h (finalize_size_functions): Declare.
5949 (find_placeholder_in_expr): Likewise.
5950 (FIND_PLACEHOLDER_IN_EXPR): New macro.
5951 (substitute_placeholder_in_expr): Update comment.
5952 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
5954 (copy_tree_body_r): Likewise.
5955 (copy_tree_body): New static function.
5956 (maybe_inline_call_in_expr): New global function.
5957 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
5958 (maybe_inline_call_in_expr): Declare.
5959 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
5960 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
5963 2009-06-30 Richard Guenther <rguenther@suse.de>
5965 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
5967 (propagate_necessity): Do not mark reaching defs of stores
5970 2009-06-30 Jan Hubicka <jh@suse.cz>
5972 * cfgloopanal.c (check_irred): Move into ...
5973 (mark_irreducible_loops): ... here; return true if ireducible
5975 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
5976 (analyze_function): Try to prove loop finiteness.
5977 * cfgloop.h (mark_irreducible_loops): Update prototype.
5978 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
5980 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
5982 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
5984 2009-06-30 Ira Rosen <irar@il.ibm.com>
5986 PR tree-optimization/40542
5987 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
5990 2009-06-30 Martin Jambor <mjambor@suse.cz>
5992 PR tree-optimization/40582
5993 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
5994 than useless_type_conversion_p.
5995 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
5998 2009-06-30 Martin Jambor <mjambor@suse.cz>
6001 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
6003 2009-06-30 Richard Guenther <rguenther@suse.de>
6005 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
6006 use ao_ref references.
6007 (walk_aliased_vdefs): Likewise.
6008 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
6009 * tree-ssa-dce.c (struct ref_data): Remove.
6010 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
6011 (mark_aliased_reaching_defs_necessary): Adjust.
6012 (mark_all_reaching_defs_necessary_1): Likewise.
6014 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
6017 * expmed.c (emit_cstore): New name of emit_store_flag_1.
6018 (emit_store_flag_1): Extract from emit_store_flag, adjust
6019 calls to (what now is) emit_cstore.
6020 (emit_store_flag): Call emit_store_flag_1 and also use it
6021 for what used to be recursive calls.
6023 2009-06-30 Wei Guozhi <carrot@google.com>
6026 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
6027 if the target bb post dominates from bb.
6028 * config/i386/i386.c (memory_address_length): Check existence of base
6029 register before using it.
6031 2009-06-30 Nick Clifton <nickc@redhat.com>
6032 DJ Delorie <dj@redhat.com>
6034 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6035 __FMOVD_ENABLED__ is defined.
6037 (TARGET_FMOVD): Provide a default definition.
6038 (MASK_FMOVD): Likewise.
6039 (TARGET_CPU_CPP_BUILTINS): Define
6040 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6041 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6042 two fmov instructions depending upon whether TARGET_FMOVD is
6044 (split for DF load from memory into register): Also handle
6045 MEMs which consist of REG+DISP addressing.
6046 (split for DF store from register to memory): Likewise.
6047 * config/sh/sh.opt (mfmovd): Remove this switch.
6048 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6049 * config/sh/sh.c (sh_override_options): Do not automatically
6050 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6051 that to the -mfmovd command line switch.
6053 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
6055 (fldi_ok): Always allow.
6056 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
6058 2009-06-29 DJ Delorie <dj@redhat.com>
6060 * doc/install.texi (mep-x-elf): Correct chip's full name.
6062 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
6064 * doc/extend.texi: Fix typo.
6066 2009-06-29 Tom Tromey <tromey@redhat.com>
6069 * Makefile.in (DWARF2_H): New variable.
6071 (dwarf2out.o): Likewise.
6072 (dwarf2asm.o): Likewise.
6073 * config/i386/t-i386: Use DWARF2_H.
6074 * except.c: Include elf/dwarf2.h.
6075 * unwind-dw2.c: Include elf/dwarf2.h.
6076 * dwarf2out.c: Include elf/dwarf2.h.
6077 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
6078 <dtprel>: New field.
6079 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
6080 (size_of_loc_descr): Likewise.
6081 (output_loc_operands_raw): Likewise.
6082 (output_loc_operands): Handle new dtprel field.
6083 (loc_checksum): Update.
6084 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
6085 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
6086 * unwind-dw2-fde.c: Include elf/dwarf2.h.
6087 * dwarf2asm.c: Include elf/dwarf2.h.
6088 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
6089 * config/mmix/mmix.c: Include elf/dwarf2.h.
6090 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
6091 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
6092 * config/sh/sh.c: Include elf/dwarf2.h.
6093 * config/i386/i386.c: Include elf/dwarf2.h.
6095 2009-06-29 DJ Delorie <dj@redhat.com>
6097 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
6099 * doc/extend.texi: Add MeP attributes and pragmas.
6100 * doc/invoke.text: Add MeP Options.
6101 * doc/contrib.texi: Add MeP contribution.
6102 * doc/md.texi: Add MeP constraints.
6103 * doc/install.texi: Add MeP target.
6105 2009-06-30 Anatoly Sokolov <aesok@post.ru>
6107 * target.h (struct gcc_target): Add frame_pointer_required field.
6108 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
6109 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
6110 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
6112 * reload1.c (update_eliminables): (Ditto.).
6113 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
6114 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
6115 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
6117 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
6119 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
6120 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6121 (arm_frame_pointer_required): New function.
6123 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
6124 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6125 (avr_frame_pointer_required_p): Declare as static.
6126 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
6128 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
6129 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6130 (bfin_frame_pointer_required): Make as static, change return type
6132 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
6134 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
6135 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6136 (cris_frame_pointer_required): New function.
6138 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
6140 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
6141 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6142 (fr30_frame_pointer_required): New function.
6144 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
6145 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6146 (frv_frame_pointer_required): Make as static, change return type
6148 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
6150 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
6151 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6152 (ix86_frame_pointer_required): Make as static, change return type to
6154 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
6156 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
6157 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6159 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
6161 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
6163 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
6165 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
6166 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6167 (mips_frame_pointer_required): Make as static.
6168 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
6170 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
6171 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6172 (mmix_frame_pointer_required): Mew function.
6174 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
6175 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6177 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
6179 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
6181 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
6183 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
6184 (CAN_ELIMINATE): Redefine.
6185 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6186 (sparc_frame_pointer_required): New function.
6187 (sparc_can_eliminate): New function.
6188 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
6190 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
6191 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6193 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
6194 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6195 (xtensa_frame_pointer_required): Make as static, change return type
6197 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
6200 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
6202 * doc/plugins.texi: Document PLUGIN_START_UNIT.
6203 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
6204 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
6205 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
6206 (register_callback): Handle PLUGIN_START_UNIT.
6207 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
6209 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
6211 * tree.c (process_call_operands): Propagate TREE_READONLY from the
6213 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
6214 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
6216 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
6218 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
6221 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
6223 * doc/extend.texi (Additional Floating Types): __float128 is also
6224 supported on i386 targets.
6226 2009-06-29 Richard Guenther <rguenther@suse.de>
6229 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
6231 (pt_solutions_same_restrict_base): Declare.
6232 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
6234 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
6235 (make_constraint_from, make_copy_constraint): Move earlier.
6236 (make_constraint_from_heapvar): New function.
6237 (make_constraint_from_restrict): Likewise.
6238 (handle_lhs_call): Use it.
6239 (find_func_aliases): Use it to track conversions to restrict
6241 (struct fieldoff): Add only_restrict_pointers flag.
6242 (push_fields_onto_fieldstack): Initialize it.
6243 (create_variable_info_for): Track global restrict qualified pointers.
6244 (intra_create_variable_infos): Use make_constraint_from_heapvar.
6245 Track restrict qualified pointer arguments.
6246 (set_uids_in_ptset): Use varinfo is_global_var flag.
6247 (find_what_var_points_to): Set the vars_contains_restrict flag.
6248 Always create the points-to solution for sets including restrict tags.
6249 (pt_solutions_same_restrict_base): New function.
6250 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
6251 qualified pointers use pt_solutions_same_restrict_base as
6252 additional source for disambiguation.
6254 2009-06-29 Richard Guenther <rguenther@suse.de>
6257 * alias.c (find_base_decl): Remove.
6258 (get_deref_alias_set_1): Remove restrict handling.
6259 * c-common.c (c_apply_type_quals_to_decl): Do not set
6260 DECL_POINTER_ALIAS_SET.
6261 * gimplify.c (find_single_pointer_decl_1): Remove.
6262 (find_single_pointer_decl): Likewise.
6263 (internal_get_tmp_var): Remove restrict handling.
6264 (gimple_regimplify_operands): Likewise.
6265 * omp-low.c (expand_omp_atomic_pipeline): Do not set
6266 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
6267 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
6268 * tree.c (restrict_base_for_decl): Remove.
6269 (init_ttree): Do not allocate it.
6270 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
6271 LABEL_DECL_UID for label decls.
6272 (copy_node_stat): Do not copy restrict information.
6273 (decl_restrict_base_lookup): Remove.
6274 (decl_restrict_base_insert): Likewise.
6275 (print_restrict_base_statistics): Likewise.
6276 (dump_tree_statistics): Do not call print_restrict_base_statistics.
6277 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
6278 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
6279 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
6280 (LABEL_DECL_UID): Adjust.
6281 (DECL_BASED_ON_RESTRICT_P): Remove.
6282 (DECL_GET_RESTRICT_BASE): Likewise.
6283 (SET_DECL_RESTRICT_BASE): Likewise.
6284 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
6286 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
6287 instead of DECL_POINTER_ALIAS_SET.
6288 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
6289 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
6290 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
6292 2009-06-29 Richard Guenther <rguenther@suse.de>
6294 PR tree-optimization/40579
6295 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
6296 the IL to simplify has constants that overflowed.
6298 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
6300 PR tree-optimization/40550
6301 * tree-vect-generic.c (expand_vector_operations_1): Compute in
6302 vector_compute_type only when the size of vector_compute_type is
6303 less than the size of type.
6305 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
6307 * fold-const.c (contains_label_1): Fix comments.
6308 (contains_label_p): Do not walk trees multiple time.
6310 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6312 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
6313 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
6314 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
6315 ix86_fp_comparison_operator.
6316 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
6317 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
6318 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
6319 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
6320 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
6321 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
6322 (related splits): Change predicate to ix86_fp_comparison_operator.
6323 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
6324 instead of ix86_fp_comparison_codes.
6325 (ix86_trivial_fp_comparison_operator,
6326 ix86_fp_comparison_operator): New.
6327 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
6328 (ix86_expand_compare): Eliminate last two parameters.
6329 (ix86_fp_jump_nontrivial_p): Kill.
6330 * config/i386/i386.c (put_condition_code): Eliminate call to
6331 ix86_fp_comparison_codes and subsequent assertion.
6332 (ix86_fp_comparison_codes): Eliminate.
6333 (ix86_fp_swap_condition): New.
6334 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
6335 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
6336 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
6337 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
6338 and ix86_fp_swap_condition.
6339 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
6340 Use ix86_fp_comparison_strategy.
6341 (ix86_expand_compare): Likewise. Eliminate last two arguments.
6342 (ix86_fp_jump_nontrivial_p): Eliminate.
6343 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
6344 call to ix86_expand_compare.
6345 (ix86_split_fp_branch, ix86_expand_setcc,
6346 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
6347 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
6349 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6351 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
6352 related to jump_clobbers.
6353 * config/arm/arm.md (conds): Remove jump_clob case.
6354 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
6355 splits): Change comparison_operator to arm_comparison_operator.
6356 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
6359 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6361 * dojump.c (do_compare_rtx_and_jump): Try swapping the
6362 condition for floating point modes.
6363 * expmed.c (emit_store_flag_1): Move here a bigger part
6365 (emit_store_flag): Try swapping the condition for floating point
6367 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
6369 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6371 * expr.c (expand_expr_real_1): Just use do_store_flag.
6372 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
6373 emit_store_flag_force.
6374 * expmed.c (emit_store_flag_force): Copy here trick
6375 previously in expand_expr_real_1. Try reversing the comparison.
6376 (emit_store_flag_1): Work if target is NULL.
6377 (emit_store_flag): Work if target is NULL, using the result mode
6378 from the comparison. Use split_comparison, restructure final part
6379 to simplify conditionals.
6381 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6383 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
6384 * dojump.c (do_jump): Change handling of floating-point
6385 ops to use just do_compare_and_jump.
6386 (split_comparison): New.
6387 (do_compare_rtx_and_jump): Add here logic coming previously
6388 in do_jump, using split_comparison.
6390 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
6393 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
6395 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6397 * tree-ssa-alias.c: Fix unintentional commit.
6399 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6401 * passes.c (execute_one_pass): Fix unintentional commit.
6403 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6405 * df-problems.c (df_set_seen, df_unset_seen): Delete.
6406 (df_rd_local_compute, df_md_local_compute): Inline them.
6408 (df_md_scratch): New.
6409 (df_md_alloc, df_md_free): Allocate/free it.
6410 (df_md_local_compute): Only include live registers in init.
6411 (df_md_transfer_function): Prune the in-set computed by
6412 the confluence function, and the gen-set too.
6414 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6416 PR rtl-optimization/26854
6417 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
6418 * df-problems.c (df_rd_add_problem): Fix comment.
6419 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
6420 df_md_simulate_artificial_defs_at_top,
6421 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
6422 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
6423 df_md_transfer_function, df_md_init, df_md_confluence_0,
6424 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
6425 problem_MD, df_md_add_problem): New.
6426 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
6427 df_md_get_bb_info): New.
6428 (DF_LAST_PROBLEM_PLUS1): Adjust.
6430 * Makefile.in (fwprop.o): Include domwalk.h.
6431 * fwprop.c: Include domwalk.h.
6432 (reg_defs, reg_defs_stack): New.
6433 (bitmap_only_bit_between): Remove.
6434 (process_defs): New.
6435 (process_uses): Use reg_defs and local_md instead of
6436 bitmap_only_bit_between and local_rd.
6437 (single_def_use_enter_block): New, from build_single_def_use_links.
6438 (single_def_use_leave_block): New.
6439 (build_single_def_use_links): Remove code moved to
6440 single_def_use_enter_block, invoke domwalk.
6441 (use_killed_between): Adjust comment.
6443 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6445 * bitmap.h (bitmap_ior_and_into): New.
6446 * bitmap.c (bitmap_ior_and_into): New.
6448 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6450 * domwalk.h (struct dom_walk_data): Remove all callbacks except
6451 before_dom_children_before_stmts and after_dom_children_after_stmts.
6452 Rename the two remaining callbacks to just before_dom_children and
6453 after_dom_children. Remove other GIMPLE statement walking bits.
6454 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
6455 * graphite.c: Do not include domwalk.h.
6456 * tree-into-ssa.c (interesting_blocks): New global.
6457 (struct mark_def_sites_global_data): Remove it and names_to_rename.
6458 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
6459 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
6460 now that they're not domwalk callbacks.
6461 (rewrite_initialize_block): Rename to...
6462 (rewrite_enter_block): ... this, place after called functions. Test
6463 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
6464 (rewrite_finalize_block): Rename to...
6465 (rewrite_leave_block): ... this, place after called functions.
6466 (rewrite_update_init_block): Rename to...
6467 (rewrite_update_enter_block): ... this, place after called functions.
6468 Test interesting_blocks, call rewrite_update_stmt and
6469 rewrite_update_phi_arguments.
6470 (rewrite_update_fini_block): Rename to...
6471 (rewrite_leave_block): ... this, place after called functions.
6472 (rewrite_blocks): Remove last argument, simplify initialization of
6474 (mark_def_sites_initialize_block): Rename to...
6475 (mark_def_sites_block): ... this, call mark_def_sites.
6476 (mark_def_sites_blocks): Remove argument, simplify initialization of
6478 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
6479 (update_ssa): Likewise.
6480 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
6482 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
6483 (dom_opt_initialize_block): Rename to...
6484 (dom_opt_enter_block): ... this, place after called functions. Walk
6485 statements here, inline propagate_to_outgoing_edges.
6486 (dom_opt_finalize_block): Rename to...
6487 (dom_opt_leave_block): ... this, place after called functions.
6488 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
6490 (dse_enter_block, dse_record_phi): New.
6491 (dse_record_phis): Delete.
6492 (dse_finalize_block): Rename to...
6493 (dse_leave_block): ... this.
6494 (tree_ssa_dse): Simplify initialization of walk_data.
6495 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
6496 Adjust initialization of walk_data.
6497 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
6498 * tree-ssa-loop-phiopt.c (get_non_trapping):
6499 Adjust initialization of walk_data.
6500 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
6501 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
6502 it's not a domwalk callback.
6503 (uncprop_initialize_block): Rename to...
6504 (dse_enter_block): ... this, call uncprop_into_successor_phis.
6505 (dse_finalize_block): Rename to...
6506 (dse_leave_block): ... this.
6507 (tree_ssa_uncprop): Simplify initialization of walk_data.
6508 * Makefile.in: Adjust dependencies.
6510 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
6512 * arm.md (casesi): Fix test for Thumb1.
6513 (thumb1_casesi_internal_pic): Likewise.
6514 (thumb1_casesi_dispatch): Likewise.
6516 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
6518 * config/arm/arm-cores.def: Added core cortex-m0.
6519 * config/arm/arm-tune.md: Regenerated.
6520 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
6522 2009-06-26 DJ Delorie <dj@redhat.com>
6524 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
6526 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
6527 the scheduler doesn't tag jump insns.
6529 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
6531 * c-decl.c (merge_decls): Re-indent.
6533 2009-06-26 Janis Johnson <janis187@us.ibm.com>
6536 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
6537 Special-case decimal float constants.
6539 2009-06-26 Richard Henderson <rth@redhat.com>
6541 * function.h (struct function): Add cannot_be_copied_reason,
6542 and cannot_be_copied_set.
6543 * tree-inline.c (has_label_address_in_static_1): Rename from
6544 inline_forbidden_p_2; don't set inline_forbidden_reason here.
6545 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
6546 don't set inline_forbidden_reason.
6547 (copy_forbidden): New function, split out of inline_forbidden_p.
6548 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
6549 (inline_forbidden_p): Use copy_forbidden.
6550 (tree_versionable_function_p): Likewise.
6551 (inlinable_function_p): Merge into tree_inlinable_function_p.
6552 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
6553 * ipa-cp.c (ipcp_versionable_function_p): New function.
6554 (ipcp_cloning_candidate_p): Use it.
6555 (ipcp_node_modifiable_p): Likewise.
6557 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
6559 * builtins.c (expand_builtin_alloca): Handle builtin alloca
6560 that is marked not to be inlined. Remove flag_mudflap use.
6561 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
6562 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
6564 2009-06-26 Steve Ellcey <sje@cup.hp.com>
6567 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
6568 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
6570 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
6572 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
6574 (__mingwthr_remove_key_dtor): Likewise.
6576 2009-06-26 Richard Guenther <rguenther@suse.de>
6578 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
6580 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
6583 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
6584 try the non-cond_exec path also.
6586 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6589 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
6590 (output_cbranch): Use new functions.
6591 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
6594 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6595 Pat Haugen <pthaugen@us.ibm.com>
6596 Revital Eres <ERES@il.ibm.com>
6598 * config/rs6000/rs6000.c (print_operand): Correct lossage message
6599 for %c error. Add %x support to print VSX registers as a unified
6600 register set, instead of separate float and altivec registers.
6601 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
6602 %y case, and add support for VSX pre-modify addresses.
6603 (output_toc): Add assert for CONST containing an integer constant
6605 (rs6000_adjust_cost): Add POWER7 support.
6606 (insn_must_be_first_in_group): Ditto.
6607 (insn_must_be_last_in_group): Ditto.
6608 (rs6000_emit_popcount): Ditto.
6609 (rs6000_vector_mode_supported_p): Ditto.
6611 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
6612 Change some of the functions called by macros to being called
6613 through a pointer, so debug functions can be inserted if
6614 -mdebug=addr or -mdebug=cost.
6615 (rs6000_preferred_reload_class_ptr): Ditto.
6616 (rs6000_secondary_reload_class_ptr): Ditto.
6617 (rs6000_secondary_memory_needed_ptr): Ditto.
6618 (rs6000_cannot_change_mode_class_ptr): Ditto.
6619 (rs6000_secondary_reload_inner): Ditto.
6620 (rs6000_legitimize_reload_address): Ditto.
6621 (rs6000_legitimize_reload_address_ptr): Ditto.
6622 (rs6000_mode_dependent_address): Ditto.
6623 (rs6000_mode_dependent_address_ptr): Ditto.
6625 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
6626 function to return true if the mode allows reg + integer
6628 (virtual_stack_registers_memory_p): New function to return true if
6629 the address refers to a virtual stack register.
6630 (rs6000_legitimate_offset_address_p): Move code to say whether a
6631 mode supports reg+int addressing to reg_offset_addressing_ok_p and
6633 (rs6000_legitimate_address_p): Add checks for modes that only can
6634 do reg+reg addressing. Start adding VSX support.
6635 (rs6000_legitimize_reload_address): Ditto.
6636 (rs6000_legitimize_address): Ditto.
6637 (rs6000_debug_legitimate_address_p): New debug functions for
6638 -mdebug=addr and -mdebug=cost.
6639 (rs6000_debug_rtx_costs): Ditto.
6640 (rs6000_debug_address_costs): Ditto.
6641 (rs6000_debug_adjust_cost): Ditto.
6642 (rs6000_debug_legitimize_address): Ditto.
6643 (rs6000_legitimize_reload_address_ptr): Point to call normal
6644 function or debug function. Make functions called via pointer
6646 (rs6000_mode_dependent_address_ptr): Ditto.
6647 (rs6000_secondary_reload_class_ptr): Ditto.
6648 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
6649 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
6650 into a friendlier error.
6651 (rs6000_init_builtins): Add initial VSX support.
6652 (rs6000_adjust_cost): Fix some spacing issues.
6654 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
6655 (REG_CLASS_NAMES): Ditto.
6656 (REG_CLASS_CONTENTS): Ditto.
6657 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
6658 pointer, to add -mdebug=addr support.
6659 (CANNOT_CHANGE_MODE_CLASS): Ditto.
6660 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
6661 -mdebug=addr support.
6662 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
6663 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
6664 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
6666 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
6668 (bswapsi*): Set attribute types for load/store. Add combiner
6669 patterns to eliminate zero extend on 64-bit.
6670 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
6671 stdbrx if the hardware supports those instructions.
6673 2009-06-25 Ian Lance Taylor <iant@google.com>
6675 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
6676 (Link Options): Document -static-libstdc++.
6678 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6681 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
6682 DATA_ALIGNMENT instead.
6684 2009-06-25 Richard Guenther <rguenther@suse.de>
6686 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
6687 indirect references against the callused/escaped solutions.
6688 (call_may_clobber_ref_p_1): Likewise.
6690 2009-06-25 Martin Jambor <mjambor@suse.cz>
6692 PR tree-optimization/40493
6693 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
6694 (enum unscalarized_data_handling): New type.
6695 (handle_unscalarized_data_in_subtree): Return what has been done.
6696 (load_assign_lhs_subreplacements): Handle left flushes differently.
6697 (sra_modify_assign): Use unscalarized_data_handling, simplified
6698 condition determining whether to remove the statement.
6700 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
6702 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
6703 excerpt - @ should be doubled for texinfo.
6705 2009-06-24 Ian Lance Taylor <iant@google.com>
6707 * config/arc/arc.c: Include "df.h".
6708 (arc_attribute_table): Make static. Move higher in file.
6709 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
6710 (output_shift): Initialize n later to avoid warning.
6711 * config/arm/arm.c (arm_attribute_table): Make static. Move
6713 * config/avr/avr.c (avr_attribute_table): Make static. Move
6715 (reg_class_tab): Change array type from int to enum reg_class.
6716 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
6718 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
6719 (lshrhi3_out): Likewise.
6720 (class_likely_spilled_p): Change return type to bool.
6721 (avr_rtx_costs): Use local code variable with enum type.
6722 * config/avr/avr.md (movmemhi): Use add_reg_note.
6723 (andhi3, andsi3): Don't use AS2 with "and".
6724 (iorhi3, iorsi3): Don't use AS2 with "or".
6725 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
6726 * config/crx/crx.c: Include "df.h".
6727 (crx_attribute_table): Make static.
6728 * config/m32r/m32r.c: Include "df.h".
6729 (m32r_attribute_table): Make static. Move higher in file.
6730 (pop): Use add_reg_note.
6731 (block_move_call): Change 0 to LCT_NORMAL in function call.
6732 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
6733 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
6734 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
6735 declare, not just when TREE_CODE is defined.
6736 * config/m68hc11/m68hc11.c: Include "expr.h".
6737 (m68hc11_attribute_table): Make static. Move higher in file.
6738 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
6740 (m68hc11_register_indirect_p): Likewise.
6741 (m68hc11_function_arg_padding): Change return type to enum
6743 (emit_move_after_reload): Use add_reg_note.
6744 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
6745 (m68hc11_split_logical): Likewise.
6746 (m68hc11_rtx_costs): Add local code_and outer_code variables with
6748 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
6749 to VOIDmode in function call.
6750 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
6752 (m68hc11_split_logical): Update declaration.
6753 (m68hc11_function_arg_padding): Update declaration.
6754 * config/mcore/mcore.c (regno_reg_class): Change form array of int
6755 to array of enum reg_class.
6756 (mcore_attribute_table): Make static. Move higher in file.
6757 (mcore_rtx_costs): Add cast to enum type.
6758 * config/mcore/mcore.h (regno_reg_class): Update declaration.
6759 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
6760 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
6762 * config/sh/predicates.md (trapping_target_operand): Rename and to
6764 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
6766 * config/spu/spu.c (spu_attribute_table): Make static. Move
6768 * config/v850/v850.c (v850_attribute_table): Make static. Move
6770 (v850_rtx_costs): Use local code with enum type.
6771 (expand_epilogue): Add cast.
6772 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
6774 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
6777 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
6778 -m2a-single-only and -m2a-nofpu.
6779 * config/sh/sh.opt: Document m2a generates FPU code.
6781 2009-06-24 Anatoly Sokolov <aesok@post.ru>
6783 * defaults.h (CAN_ELIMINATE): Provide default.
6784 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6785 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
6786 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
6787 * config/spu/spu.h (CAN_ELIMINATE): Delete.
6788 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
6789 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
6790 * config/cris/cris.h (CAN_ELIMINATE): Delete.
6791 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
6792 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
6793 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
6795 2009-06-24 DJ Delorie <dj@redhat.com>
6797 * mep-ext-cop.cpu: Fix copyright notice.
6798 * mep-default: Fix copyright notice.
6799 * mep-core: Fix copyright notice.
6800 * mep: Fix copyright notice.
6801 * mep-ivc2: Fix copyright notice.
6802 * mep-c5: Fix copyright notice.
6804 2009-06-24 Denis Chertykov <chertykov@gmail.com>
6806 * doc/contrib.texi (Contributors):
6808 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
6811 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
6812 src and dst operands if necessary.
6814 2009-06-23 DJ Delorie <dj@redhat.com>
6817 * config.gcc: Add mep support.
6818 * recog.c: Resurrect validate_replace_rtx_subexp().
6819 * recog.h: Likewise.
6820 * config/mep/: Add new port:
6821 * config/mep/constraints.md: New file.
6822 * config/mep/default.h: New file.
6823 * config/mep/intrinsics.h: New file.
6824 * config/mep/intrinsics.md: New file.
6825 * config/mep/ivc2-template.h: New file.
6826 * config/mep/mep-c5.cpu: New file.
6827 * config/mep/mep-core.cpu: New file.
6828 * config/mep/mep-default.cpu: New file.
6829 * config/mep/mep-ext-cop.cpu: New file.
6830 * config/mep/mep-intrin.h: New file.
6831 * config/mep/mep-ivc2.cpu: New file.
6832 * config/mep/mep-lib1.asm: New file.
6833 * config/mep/mep-lib2.c: New file.
6834 * config/mep/mep-pragma.c: New file.
6835 * config/mep/mep-protos.h: New file.
6836 * config/mep/mep-tramp.c: New file.
6837 * config/mep/mep.c: New file.
6838 * config/mep/mep.cpu: New file.
6839 * config/mep/mep.h: New file.
6840 * config/mep/mep.md: New file.
6841 * config/mep/mep.opt: New file.
6842 * config/mep/predicates.md: New file.
6843 * config/mep/t-mep: New file.
6845 2009-06-23 Ian Lance Taylor <iant@google.com>
6847 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
6848 from loose_warn into c_loose_warn and from strict_warn into
6849 c_strict_warn. Set and substitute warn_cxxflags. Check for
6850 --enable-build-with-cxx. Set and substitute
6851 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
6852 * Makefile.in (CXXFLAGS): New variable.
6853 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
6854 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
6855 the default is the same as $(STRICT_WARN).
6856 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
6857 (CXX): New variable.
6858 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
6859 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
6860 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
6861 (HOST_LIBS): New variable.
6862 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
6863 (ALL_CXXFLAGS): New variable.
6864 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
6865 * doc/install.texi (Configuration): Document
6866 --enable-build-with-cxx, --with-stage1-ldflags,
6867 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
6868 * configure: Rebuild.
6870 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6872 * config/arm/arm.c (arm_override_options): Fix braces and formatting
6873 from previous commit.
6875 2009-06-23 Ian Lance Taylor <iant@google.com>
6877 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
6879 2009-06-23 Ian Lance Taylor <iant@google.com>
6881 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
6882 with ATTRIBUTE_UNUSED.
6884 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6885 Pat Haugen <pthaugen@us.ibm.com>
6886 Revital Eres <eres@il.ibm.com>
6888 * config.in (HAVE_AS_POPCNTD): Add default definition.
6889 (HAVE_AS_LWSYNC): Ditto.
6891 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
6893 (gcc_cv_as_powerpc_cmpb): Ditto.
6894 (gcc_cv_as_powerpc_dfp): Ditto.
6895 (gcc_cv_as_powerpc_vsx): Ditto.
6896 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
6897 supporting the popcntd/lwsync instructions.
6898 (gcc_cv_as_powerpc_lwsync): Ditto.
6899 * configure: Regenerate.
6901 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
6902 -mcpu=native and -mcpu=power7.
6903 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
6905 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
6906 a variable instead of a mask to reduce the number of mask bits.
6907 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
6908 (-mbit-word): Ditto.
6909 (-mregnames): Ditto.
6910 * config/rs6000/rs6000.opt (-mupdate): Ditto.
6911 (-mfused-madd): Ditto.
6913 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
6915 (-mvsx): New switch for VSX instructions.
6916 (-misel): Move from a variable to a mask to allow it to be set by
6919 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
6920 function declaration to an array declaration.
6921 (rs6000_hard_regno_nregs): New external array declaration.
6923 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
6924 files included by rs6000.md.
6926 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
6927 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
6929 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
6931 (rs6000_debug_reg): New -mdebug= variables.
6932 (rs6000_debug_addr): Ditto.
6933 (rs6000_debug_cost): Ditto.
6934 (rs6000_pmode): New variable to hold Pmode.
6935 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
6936 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
6937 calculated at compiler start.
6938 (rs6000_hard_regno_nregs): Change function to an array which holds
6939 HARD_REGNO_NREGS calculated at compiler start.
6940 (rs6000_explicit_options): Delete isel field.
6941 (rs6000_vector_unit): New array to hold which vector unit
6942 supports arithmetic options for a given type.
6943 (rs6000_vector_mem): New array to hold which vector unit supports
6944 memory reference operations for a given type.
6945 (rs6000_vector_align): New array to given the alignment of each
6947 (power7_cost): New basic costs for power7.
6948 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
6949 (rs6000_hard_regno_nregs_internal): New function, moved from
6950 HARD_REGNO_NREGS, to calculate the number of registers each hard
6951 register takes for each type.
6952 (rs6000_debug_reg_print): New function for -mdebug=reg support.
6953 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
6954 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
6955 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
6956 unit information here so it is calculated once at compiler startup
6958 (rs6000_override_options): Make -misel a target mask. Add more
6959 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
6960 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
6962 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
6963 (rs6000_handle_option): Move -misel from variable to target mask.
6964 (rs6000_builtin_mask_for_load): Add VSX support.
6965 (rs6000_conditional_register_usage): Ditto.
6966 (USE_ALTIVEC_FOR_ARG_P): Ditto.
6967 (function_arg_boundary): Ditto.
6968 (rs6000_expand_builtin): Ditto.
6969 (def_builtin): Make abort message a little friendlier.
6970 (rs6000_emit_int_cmove): Add support for 64-bit isel.
6972 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
6973 assembler support the popcntd instruction instead of a vsx
6974 instruction to enable power7 support.
6975 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
6976 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
6977 option to the assembler if -mcpu=native.
6978 (ASM_CPU_NATIVE_SPEC): Ditto.
6979 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
6981 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
6982 the lwsync instruction.
6983 (enum processor_type): Add PROCESSOR_POWER7.
6984 (rs6000_debug_reg): New -mdebug= options.
6985 (rs6000_debug_addr): Ditto.
6986 (rs6000_debug_cost): Ditto.
6987 (rs6000_isel): Delete.
6988 (enum rs6000_vector): New enum to say what vector unit we have.
6989 (VECTOR_UNIT_*): New macros to say which vector unit has
6990 arithmetic operations for a given type.
6991 (VECTOR_MEM_*): New macros to say which vector unit has memory
6992 operations for a given type.
6993 (TARGET_LDBRX): Whether the machine supports the ldbrx
6995 (TARGET_ISEL): Delete, -misel moved to be a mask.
6996 (TARGET_ISEL64): New macro for 64-bit isel support.
6997 (UNITS_PER_VSX_WORD): New macro.
6998 (POINTER_SIZE): Move to be an external variable, rather than
6999 calculating whether we are generating 32 ot 64-bit code.
7001 (STACK_BOUNDARY): Add VSX support.
7002 (LOCAL_ALIGNMENT): Ditto.
7003 (SLOW_UNALIGNED_ACCESS): Ditto.
7004 (VSX_REGNO_P): New macro for VSX support.
7005 (VFLOAT_REGNO_P): Ditto.
7006 (VINT_REGNO_P): Ditto.
7007 (VLOGICAL_REGNO_P): Ditto.
7008 (VSX_VECTOR_MODE): Ditto.
7009 (VSX_SCALAR_MODE): Ditto.
7011 (VSX_MOVE_MODE): Ditto.
7012 (VSX_REG_CLASS_P): Ditto.
7013 (HARD_REGNO_NREGS): Instead of calling a function, use an array
7015 (UNITS_PER_SIMD_WORD): Add VSX support.
7016 (MODES_TIEABLE_P): Ditto.
7017 (STARTING_FRAME_OFFSET): Ditto.
7018 (STACK_DYNAMIC_OFFSET): Ditto.
7019 (EPILOGUE_USES): Ditto.
7020 (REGNO_REG_CLASS): Move to array lookup.
7021 (CLASS_MAX_NREGS): Ditto.
7022 (rs6000_vector_reg_class): Add declaration.
7023 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
7024 overlap with the floating point and Altivec registers.
7026 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
7028 * config/rs6000/driver-rs6000.c (asm_names): New static array to
7029 give the appropriate asm switches if -mcpu=native.
7030 (host_detect_local_cpu): Add support for "asm".
7031 (host_detect_local_cpu): Follow GNU code guidelines for name.
7033 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
7034 -mbit-word to a variable instead of being a target mask.
7036 * config/rs6000/sync.md (lwsync): If the assembler supports it,
7037 emit the lwsync instruction instead of emitting the instruction as
7038 an integer constant.
7040 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
7041 fixuns_trundfsi2, move expander into rs6000.md.
7043 * config/rs6000/rs6000.md (cpu): Add power7.
7044 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
7045 (logical predicate patterns): Change the single instruction
7046 primitives that set CR0 to be fast_compare instead of compare.
7048 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
7049 (popcntddi2): Ditto.
7050 (popcount<mode>): Ditto.
7051 (floating multiply/add insns): Name the floating point
7053 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
7054 (isel_unsigned_<mode>): Ditto.
7055 (fixuns_trundfsi2): Move expander here from spe.md.
7056 (smindi3): Define if we have -misel on 64-bit systems.
7061 2009-06-23 Anatoly Sokolov <aesok@post.ru>
7063 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
7065 * config/avr/avr.c (avr_current_device): New variable.
7066 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
7067 (avr_arch, mcu_type_s): Move to avr.h.
7068 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
7069 default_data_section_start fields.
7070 (avr_arch): Moved from avr.c.
7071 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
7072 library_name fields.
7073 (avr_current_device, avr_mcu_types, avr_arch_types,
7074 avr_device_to_arch, avr_device_to_data_start,
7075 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
7076 (EXTRA_SPEC_FUNCTIONS): Define.
7077 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
7078 options mapping. Use device_to_arch and device_to_data_start insted.
7079 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
7080 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
7081 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
7082 * config/avr/driver-avr.c: New file.
7083 * config/avr/avr-devices.c: New file.
7085 2009-06-23 Jakub Jelinek <jakub@redhat.com>
7087 * var-tracking.c (unshare_variable): Force initialized to
7088 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
7089 (set_variable_part): Likewise.
7090 (struct variable_union_info): Remove pos_src field.
7091 (vui_vec, vui_allocated): New variables.
7092 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
7093 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
7094 == 1 use a simpler sorting algorithm. Compute pos field right
7095 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
7096 Avoid quadratic comparison if !flag_var_tracking_uninit.
7097 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
7098 unshare_variable unconditionally.
7099 (dataflow_set_different_2): Removed.
7100 (dataflow_set_different): Don't traverse second hash table.
7101 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
7102 unconditionally to var_reg_set or var_mem_set.
7103 (emit_notes_in_bb): Likewise.
7104 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
7106 (emit_note_insn_var_location): Don't set initialized to
7107 VAR_INIT_STATUS_INITIALIZED early.
7108 (vt_finalize): Free vui_vec if needed, clear vui_vec and
7110 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
7112 * tree-object-size.c (addr_object_size): Instead of checking
7113 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
7114 are no FIELD_DECLs following it.
7116 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
7118 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
7119 order to match bswaps with signed source operands.
7121 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7123 * sdbout.c (sdbout_one_type): Fix braces in switch.
7125 2009-06-23 Richard Guenther <rguenther@suse.de>
7127 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
7129 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
7130 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
7131 var_callused, callused_tree, var_storedanything, storedanything_tree,
7132 var_integer, integer_tree): Remove global variables.
7133 (new_var_info): Do not pass new id, append the new var to the
7134 global variable vector.
7135 (do_ds_constraint): Use is_global_var member of the variable-info.
7136 (new_scalar_tmp_constraint_exp): Adjust.
7137 (create_function_info_for): Likewise.
7138 (create_variable_info_for): Likewise.
7139 (find_what_var_points_to): Remove dead code.
7140 (init_base_vars): Simplify.
7141 (compute_points_to_sets): Adjust.
7143 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
7145 * combine.c (try_combine): Dump information about the insns we're
7148 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
7150 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
7151 check when calling force_to_mode on TRUNCATE's operand.
7153 2009-06-22 Ian Lance Taylor <iant@google.com>
7155 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
7157 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
7159 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
7161 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7163 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
7164 override library linkage flags such as -static-libgcc or
7167 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7169 * config/m68k/m68k-devices.def: Add line for MCF5221x.
7171 2009-06-22 Ian Lance Taylor <iant@google.com>
7173 * config/linux.opt: Put mglibc ahead of muclibc.
7175 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
7176 for duplicate decls.
7178 2009-06-22 Matthias Klose <doko@ubuntu.com>
7180 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
7182 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
7185 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
7186 instead of NULL if a parser error occurs.
7188 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7190 * dwarf2out.c (dwarf2_debug_hooks): Initialize
7191 non-DWARF2_DEBUGGING_INFO version.
7193 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
7195 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
7196 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
7198 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
7199 (LIBGCC2_TF_CEXT): Define.
7202 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7205 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
7207 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7209 * config/arm/arm.c (arm_override_options): Disable
7210 -mcaller-super-interworking and -mcallee-super-interworking.
7211 * doc/invoke.texi (ARM Options): Document this.
7213 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
7215 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
7216 * config/arm/constraints.md (j): New constraint for movw operands.
7217 (N): Remove thumb2 meaning.
7218 * config/arm/arm.md (*arm_movw): Delete.
7219 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
7220 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
7221 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
7223 2009-06-22 Martin Jambor <mjambor@suse.cz>
7225 PR tree-optimization/40492
7226 * tree-sra.c (sra_modify_assign): Pass zero offsets to
7227 build_ref_for_offset.
7229 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
7231 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
7232 JUMP_TABLE_DATA_P predicates where applicable.
7233 * auto-inc-dec.c: Ditto.
7234 * builtins.c: Ditto.
7235 * caller-save.c: Ditto.
7237 * cfgcleanup.c: Ditto.
7238 * cfglayout.c: Ditto.
7241 * combine-stack-adj.c: Ditto.
7247 * dwarf2asm.c: Ditto.
7248 * dwarf2out.c: Ditto.
7249 * emit-rtl.c: Ditto.
7255 * function.c: Ditto.
7258 * genpreds.c: Ditto.
7259 * genrecog.c: Ditto.
7261 * ira-costs.c: Ditto.
7262 * ira-lives.c: Ditto.
7265 * lower-subreg.c: Ditto.
7266 * modulo-sched.c: Ditto.
7268 * postreload.c: Ditto.
7269 * print-rtl.c: Ditto.
7278 * sched-vis.c: Ditto.
7280 * sel-sched-ir.c: Ditto.
7281 * simplify-rtx.c: Ditto.
7282 * targhooks.c: Ditto.
7283 * var-tracking.c: Ditto.
7284 * vmsdbgout.c: Ditto.
7286 2009-06-22 Matthias Klose <doko@ubuntu.com>
7288 * Makefile.in (install-plugin): Always use DESTDIR.
7290 2009-06-22 Olivier Hainque <hainque@adacore.com>
7292 * config/pa/pa.c (output_call): Don't optimize post call jumps
7293 into return address adjustments if the call may throw.
7295 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
7297 * arm.c (thumb1_output_casesi): New function.
7298 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
7299 optimizing for size or PIC.
7300 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
7301 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
7302 (casesi): Handle Thumb-1 when optimizing for size or PIC.
7303 (thumb1_casesi_internal_pic): New expand rule.
7304 (thumb1_casesi_dispatch): New pattern.
7305 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
7307 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
7308 in the text seciton when PIC or optimizing for size.
7309 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
7310 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
7311 preservation properties of code.
7312 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
7313 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
7314 (__gnu_thumb1_case_si): New function.
7315 * t-arm (LIB1ASMSRC): Define here.
7316 (LIB1ASMFUNCS): Add some common functions.
7317 * t-arm-elf (LIB1ASMSRC): Delete.
7318 (LIB1ASMFUNCS): Append to existing set.
7319 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7320 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7321 * t-symbian (LIB1ASMFUNCS): Likewise.
7322 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7323 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7325 2009-06-21 Richard Guenther <rguenther@suse.de>
7327 PR tree-optimization/38729
7328 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
7329 to loops with a single exit if -fno-expensive-optimizations.
7331 2009-06-21 Jakub Jelinek <jakub@redhat.com>
7333 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
7334 (dataflow_set): Change vars type from htab_t to shared_hash.
7335 (shared_hash_pool, empty_shared_hash): New variables.
7336 (vars_clear): Removed.
7337 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
7338 shared_hash_find_slot_unshare, shared_hash_find_slot,
7339 shared_hash_find_slot_noinsert, shared_hash_find): New
7341 (shared_hash_unshare, shared_hash_destroy): New functions.
7342 (unshare_variable): Unshare set->vars if shared, use
7344 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
7345 (get_init_value, find_src_set_src, dump_dataflow_set,
7346 clobber_variable_part, emit_notes_for_differences): Use
7348 (dataflow_set_init): Remove second argument, set vars to
7349 empty_shared_hash instead of creating a new htab.
7350 (dataflow_set_clear): Call shared_hash_destroy and set vars
7351 to empty_shared_hash instead of calling vars_clear.
7352 (dataflow_set_copy): Don't call vars_copy, instead just share
7353 the src htab with dst.
7354 (variable_union): Use shared_hash_*, use initially NO_INSERT
7355 lookup if set->vars is shared. Don't keep slot cleared before
7356 calling unshare_variable. Unshare set->vars if needed.
7357 Even ->refcount == 1 vars must be unshared if set->vars is shared
7358 and var needs to be modified.
7359 (variable_canonicalize): New function.
7360 (dataflow_set_union): If dst->vars is empty, just share src->vars
7361 with dst->vars and traverse with variable_canonicalize to canonicalize
7362 and unshare what is needed.
7363 (dataflow_set_different): If old_set and new_set use the same shared
7364 htab, they aren't different. If number of htab elements is different,
7365 htabs are different. Use shared_hash_*.
7366 (dataflow_set_destroy): Call shared_hash_destroy instead of
7368 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
7369 second argument to dataflow_set_init.
7370 (vt_initialize): Likewise. Initialize shared_hash_pool and
7371 empty_shared_hash, move bb in/out initialization afterwards.
7372 Use variable_htab_free instead of NULL as changed_variables del hook.
7373 (variable_was_changed): Change type of second argument to pointer to
7374 dataflow_set. When inserting var into changed_variables, bump
7375 refcount. Unshare set->vars if set is shared htab and slot needs to
7377 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
7378 lookup if set->vars is shared. Unshare set->vars if needed.
7379 Even ->refcount == 1 vars must be unshared if set->vars is shared
7380 and var needs to be modified. Adjust variable_was_changed caller.
7381 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
7382 vars must be unshared if set->vars is shared and var needs to be
7383 modified. Adjust variable_was_changed caller.
7384 (emit_note_insn_var_location): Don't pool_free var.
7385 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
7387 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
7388 free_alloc_pool on shared_hash_pool.
7390 2009-06-20 Anthony Green <green@moxielogic.com>
7392 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
7393 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
7395 2009-06-20 Richard Guenther <rguenther@suse.de>
7397 * tree-ssa-structalias.c (find_func_aliases): For memset use
7398 a constraint from NULL if we memset to zero.
7399 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
7400 we explicitly handle that do not read from memory.
7401 (call_may_clobber_ref_p_1): Properly handle builtins that may
7404 2009-06-20 Richard Guenther <rguenther@suse.de>
7406 PR tree-optimization/40495
7407 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
7408 (new_scalar_tmp_constraint_exp): New function.
7409 (process_constraint): Do not create temporary decls.
7410 (process_all_all_constraints): Likewise.
7411 (handle_const_call): Likewise.
7412 (create_function_info_for): Do not set decl.
7414 2009-06-19 Ian Lance Taylor <iant@google.com>
7416 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
7417 (rs6000_attribute_table): Make static; move before use.
7419 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
7421 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
7422 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
7423 Propagate the TREE_READONLY flag without overwriting it.
7424 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
7425 Propagate the TREE_READONLY flag onto the result.
7426 (process_call_operands): Move around. Use correct constant value.
7428 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7431 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
7432 * config/arm/arm.md: Likewise.
7434 2009-06-19 Ian Lance Taylor <iant@google.com>
7436 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
7437 to GIMPLE_ERROR_MARK.
7439 * c-typeck.c (build_conditional_expr): Add op1_original_type and
7440 op2_original_type parameters. Warn about using different enum types.
7441 * c-parser.c (c_parser_conditional_expression): Pass original
7442 types to build_conditional_expr.
7443 * c-tree.h (build_conditional_expr): Update declaration.
7445 2009-06-19 Ian Lance Taylor <iant@google.com>
7447 * config/i386/i386.c (ix86_function_specific_save): Test that
7448 fields match values, rather than testing the values are in a
7451 2009-06-19 Richard Guenther <rguenther@suse.de>
7453 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
7455 (ptr_derefs_may_alias_p): Likewise.
7456 (ptr_deref_may_alias_ref_p_1): New function.
7457 (ptr_deref_may_alias_ref_p): Likewise.
7458 (ref_maybe_used_by_call_p_1): Handle builtins that are not
7459 covered by looking at the ESCAPED solution.
7460 (call_may_clobber_ref_p_1): Likewise.
7461 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
7462 Handle NULL_TREE offset. Do not produce redundant constraints.
7463 (process_all_all_constraints): New helper function.
7464 (do_structure_copy): Use it.
7465 (handle_lhs_call): Likewise.
7466 (find_func_aliases): Handle some builtins with pointer arguments
7467 and/or return values explicitly.
7469 2009-06-19 Ian Lance Taylor <iant@google.com>
7471 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
7473 2009-06-19 Ian Lance Taylor <iant@google.com>
7475 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
7477 2009-06-19 Ian Lance Taylor <iant@google.com>
7479 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
7480 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
7483 * c-decl.c (finish_decl): If -Wc++-compat, warn about
7484 uninitialized const.
7486 2009-06-19 Ian Lance Taylor <iant@google.com>
7488 * dse.c (struct store_info): Rename bitmap field to bmap. Change
7491 * c-decl.c (in_struct, struct_types): Remove.
7492 (struct c_binding): Add in_struct field.
7493 (c_binding_ptr): Define type, along with VEC.
7494 (struct c_struct_parse_info): Define.
7495 (struct_parse_info): New static variable.
7496 (bind): Initialize in_struct field.
7497 (start_struct): Remove enclosing_in_struct and
7498 enclosing_struct_types parameters. Add
7499 enclosing_struct_parse_info parameter. Change all callers. Set
7500 struct_parse_info rather than in_struct and struct_types.
7501 (grokfield): If -Wc++-compat and there is a symbol binding for the
7502 field name, set the in_struct flag and push it on the
7503 struct_parse_info->fields vector.
7504 (warn_cxx_compat_finish_struct): New static function.
7505 (finish_struct): Remove enclosing_in_struct and
7506 enclosing_struct_types parameters. Add
7507 enclosing_struct_parse_info parameter. Change all callers. Don't
7508 set C_TYPE_DEFINED_IN_STRUCT here. Call
7509 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
7510 parameter. Only push on struct_types if warn_cxx_compat.
7511 (finish_enum): Only push on struct_types if warn_cxx_compat.
7512 (declspecs_add_type): Add loc parameter. Change all callers.
7513 Change all error calls to error_at. Pass loc, not input_location,
7514 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
7515 defined in a struct. If -Wc++-compat and parsing a struct, record
7516 that a typedef name was used.
7517 * c-parser.c (c_parser_declspecs): Get location to pass to
7519 (c_parser_struct_or_union_specifier): Update calls to start_struct
7521 * c-tree.h (struct c_struct_parse_info): Declare.
7522 (finish_struct, start_struct): Update declarations.
7523 (declspecs_add_type): Update declaration.
7525 2009-06-19 Ian Lance Taylor <iant@google.com>
7527 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
7528 variable with an anonymous type.
7530 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
7532 * see.c: Remove for real.
7534 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
7536 * optabs.h (enum optab_index): Add new OTI_significand.
7537 (significand_optab): Define corresponding macro.
7538 * optabs.c (init_optabs): Initialize significand_optab.
7539 * genopinit.c (optabs): Implement significand_optab using
7540 significand?f2 patterns.
7541 * builtins.c (expand_builtin_mathfn): Handle
7542 BUILT_IN_SIGNIFICAND{,F,L}.
7543 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
7544 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
7546 * config/i386/i386.md (significandxf2, significand<mode>2): New
7547 expanders to implement significandf, significand and significandl
7548 built-ins as inline x87 intrinsics.
7550 2009-06-18 Anatoly Sokolov <aesok@post.ru>
7552 * config/avr/avr.c (avr_override_options): Remove setting value of
7553 PARAM_INLINE_CALL_COST.
7555 2009-06-18 Richard Henderson <rth@redhat.com>
7558 * tree-pass.h (TDF_ASMNAME): New.
7559 * tree-dump.c (dump_options): Add asmname.
7560 * doc/invoke.texi: Document it.
7562 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
7563 (dump_decl_name): ...here.
7564 (dump_function_name): New flags arg; mind TDF_ASMNAME.
7565 (dump_generic_node): Update dump_function_name calls.
7566 (print_call_name): New flags arg; update all dump calls.
7567 * diagnostic.h (print_call_name): Update.
7568 * gimple-pretty-print.c (dump_gimple_call): Update.
7570 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
7573 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
7575 2009-06-18 Diego Novillo <dnovillo@google.com>
7577 * doc/plugins.texi: Document plugin_is_GPL_compatible.
7578 * plugin.c (str_license): Declare.
7579 (try_init_one_plugin): Assert that the symbol
7580 'plugin_is_GPL_compatible' exists.
7582 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
7585 * Makefile.in (OBJS-common): Remove see.o.
7587 * common.opt (fsee): Mark as preserved for backward compatibility.
7588 * opts.c (common_handle_option): Add OPT_fsee to the backward
7589 compatibility section.
7590 * passes.c (init_optimization_passes, pass_see): Remove pass.
7591 * timevar.def (TV_SEE): Remove.
7592 * tree-pass.h (pass_see): Remove declaration.
7593 * doc/invoke.texi (-fsee): Remove documentation.
7595 2009-06-18 Martin Jambor <mjambor@suse.cz>
7597 * tree-sra.c: Include statistics.h
7598 (sra_stats): New variable.
7599 (sra_initialize): Clear sra_stats.
7600 (create_access_replacement): Increment sra_stats.replacements.
7601 (get_access_replacement): Do not return twice.
7602 (analyze_all_variable_accesses): Increment statistics counter by the
7603 number of scalarized aggregates.
7604 (generate_subtree_copies): Increment sra_stats.subtree_copies.
7605 (sra_modify_expr): Increment sra_stats.exprs.
7606 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
7607 (sra_modify_assign): Increment sra_stats.exprs,
7608 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
7609 (perform_intra_sra): Update statistics counters.
7610 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
7612 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
7614 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
7615 (arm_scalar_mode_supported_p): New function.
7617 2009-06-18 Paul Brook <paul@codesourcery.com>
7618 Sandra Loosemore <sandra@codesourcery.com>
7620 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
7621 (__extendhfsf2, __truncsfhf2): Define.
7622 * config/arm/fp16.c: New file.
7623 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
7624 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
7626 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
7628 * doc/extend.texi (Half-Precision): New section.
7629 * doc/invoke.texi (Option Summary): List -mfp16-format.
7630 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
7631 * config/arm/arm.opt (mfp16-format=): New.
7632 * config/arm/arm.c: Include intl.h.
7633 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
7634 (TARGET_INVALID_RETURN_TYPE): Redefine.
7635 (TARGET_PROMOTED_TYPE): Redefine.
7636 (TARGET_CONVERT_TO_TYPE): Redefine.
7637 (arm_fp16_format): Define.
7638 (all_fpus): Add entry for neon-fp16.
7639 (fp_model_for_fpu): Likewise.
7640 (struct fp16_format): Declare.
7641 (all_fp16_formats): Define.
7642 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
7644 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
7646 (arm_legitimate_index_p): Treat HFmode like HImode.
7647 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
7648 (coproc_secondary_reload_class): Special-case HFmode.
7649 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
7650 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
7651 (arm_init_fp16_builtins): New.
7652 (arm_init_builtins): Call it.
7653 (arm_invalid_parameter_type): New.
7654 (arm_invalid_return_type): New.
7655 (arm_promoted_type): New.
7656 (arm_convert_to_type).
7657 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
7659 (arm_emit_fp16_const): New function.
7660 (arm_mangle_type): Mangle __fp16 as "Dh".
7661 * config/arm/arm.h (TARGET_VFPD32): Make it know about
7663 (TARGET_NEON_FP16): New.
7664 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
7665 (enum fputype): Add FPUTYPE_NEON_FP16.
7666 (enum arm_fp16_format_type): Declare.
7667 (arm_fp16_format): Declare.
7668 (LARGEST_EXPONENT_IS_NORMAL): Define.
7669 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
7670 * config/arm/arm-modes.def (HFmode): Define.
7671 * config/arm/vfp.md: (*movhf_vfp): New.
7674 * config/arm/arm.md: (fpu): Add neon_fp16.
7675 (floatsihf2, floatdihf2): New.
7676 (fix_trunchfsi2, fix_trunchfdi2): New.
7680 (*arm32_movhf): New.
7681 (*thumb1_movhf): New.
7682 (consttable_2): Add check for HFmode constants.
7683 (consttable_4): Handle HFmode constants.
7685 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
7687 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
7689 2009-06-17 Olivier Hainque <hainque@adacore.com>
7691 * collect2.c (main): Use CONST_CAST2 to perform char ** to
7692 const char ** conversion in AIX specific section.
7694 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
7696 * config/i386/i386.c (ix86_special_builtin_type): Remove
7697 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
7698 (bdesc_special_args): Updated.
7699 (ix86_init_mmx_sse_builtins): Likewise.
7700 (ix86_expand_special_args_builtin): Likewise.
7702 2009-06-17 Richard Henderson <rth@redhat.com>
7704 * tree-pretty-print.c (maybe_dump_asm_name): New.
7705 (dump_decl_name): Use it.
7706 (PRINT_FUNCTION_NAME): Merge into...
7707 (dump_function_name): ... here. Use maybe_dump_asm_name.
7709 2009-06-17 Cary Coutant <ccoutant@google.com>
7711 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
7713 * debug.c (struct gcc_debug_hooks): Change placeholder for
7715 (debug_nothing_int_charstar_int): Replaced by...
7716 (debug_nothing_int_charstar_int_bool): ...this.
7717 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
7718 source_line prototype.
7719 (debug_nothing_int_charstar_int): Replaced by...
7720 (debug_nothing_int_charstar_int_bool): ...this.
7721 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
7722 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
7723 Output is_stmt operand when necessary.
7724 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
7725 (notice_source_line): Add is_stmt parameter.
7726 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
7727 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
7729 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
7730 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
7732 2009-06-17 Ian Lance Taylor <iant@google.com>
7734 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
7736 (struct store_by_pieces_d): Rename from store_by_pieces. Change
7739 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
7741 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
7742 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
7743 tree_strip_sign_nop_conversions and
7744 tree_ssa_strip_useless_type_conversions rather than stripping
7745 the operations here.
7746 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
7748 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
7749 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
7750 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
7751 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
7754 2009-06-17 Michael Eager <eager@eagercon.com>
7756 * config/rs6000/constraints.md (register_constraint "d"): New.
7757 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
7758 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
7759 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
7760 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
7761 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
7762 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
7763 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
7764 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
7765 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
7766 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
7768 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
7769 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
7770 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
7771 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
7772 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
7773 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
7774 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
7775 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
7776 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
7777 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
7778 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
7779 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
7780 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
7781 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
7783 2009-06-16 Ian Lance Taylor <iant@google.com>
7785 * profile.c (total_num_never_executed): Don't define.
7786 (compute_branch_probabilities): Don't count or print
7788 (init_branch_prob): Don't set total_num_never_executed.
7789 (end_branch_prob): Don't print total_num_never_executed.
7791 2009-06-17 David Daney <ddaney@caviumnetworks.com>
7793 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
7795 2009-06-17 David Edelsohn <edelsohn@gnu.org>
7797 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
7798 (nabstd2_fpr): Same.
7800 2009-06-17 Steve Ellcey <sje@cup.hp.com>
7802 * expr.c (expand_assignment): Change complex type check.
7804 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
7806 * doc/plugins.texi (Building GCC plugins): Added new section.
7808 2009-06-17 Ian Lance Taylor <iant@google.com>
7810 * c-pch.c (get_ident): Don't set size of templ array.
7811 (pch_init): Don't set size of partial_pch array.
7813 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
7814 string constant to intialize an array whose size is the length of
7817 2009-06-17 Richard Guenther <rguenther@suse.de>
7819 PR tree-optimization/40389
7820 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
7821 to addressable types.
7822 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
7824 2009-06-17 Richard Guenther <rguenther@suse.de>
7827 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
7828 if there is no evolution of left in the loop bail out.
7829 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
7830 chrec_fold_multiply.
7832 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
7833 Janis Johnson <janis187@us.ibm.com>
7836 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
7837 for the symbol ref of a constant that is the source of a move
7838 - nor for any other not-obvious-label-ref constants.
7840 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
7842 * plugin.c (position_pass): Skip newly inserted pass during list
7843 traversal to avoid repeated insertion.
7845 2009-06-16 Ian Lance Taylor <iant@google.com>
7847 * vec.h (VEC_stack_alloc): Define different version if
7848 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
7849 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
7850 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
7851 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7853 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
7855 * config.gcc (extra_headers): Add ia32intrin.h for x86.
7857 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
7858 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
7859 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
7860 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
7861 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
7862 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
7863 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
7864 (bdesc_special_args): Add __builtin_ia32_rdtsc and
7865 __builtin_ia32_rdtscp.
7866 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
7867 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
7868 and __builtin_ia32_rorhi.
7869 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
7870 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
7871 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
7872 (ix86_expand_args_builtin): Likewise.
7873 (ix86_expand_special_args_builtin): Likewise.
7875 * config/i386/i386.md (UNSPECV_RDTSCP): New.
7876 (UNSPECV_RDTSC): Likewise.
7877 (UNSPECV_RDPMC): Likewise.
7878 (*bsr): Renamed to ...
7880 (*bsr_rex64): Renamed to ...
7884 (*rdpmc_rex64): Likewise.
7887 (*rdtsc_rex64): Likewise.
7889 (*rdtscp): Likewise.
7890 (*rdtscp_rex64): Likewise.
7892 * config/i386/ia32intrin.h: New.
7894 * config/i386/x86intrin.h: Include <ia32intrin.h>.
7896 2009-06-16 Ian Lance Taylor <iant@google.com>
7898 * ira-build.c (copy_info_to_removed_store_destinations):
7899 Initialize parent_a.
7901 2009-06-16 Ian Lance Taylor <iant@google.com>
7903 * c-decl.c (grokdeclarator): Change size_varies to bool.
7905 2009-06-16 Ian Lance Taylor <iant@google.com>
7907 * sel-sched.c: Make forward declarations of move_op_hooks and
7908 fur_hooks explicitly extern.
7910 2009-06-16 Ian Lance Taylor <iant@google.com>
7912 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
7913 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
7915 2009-06-16 Ian Lance Taylor <iant@google.com>
7917 * resource.c (mark_referenced_resources): Change
7918 include_delayed_effects parameter to bool. Change all callers.
7919 (mark_end_of_function_resources): Likewise.
7920 * reorg.c (insn_references_resource_p): Likewise.
7921 (insn_sets_resource_p): Likewise.
7922 * resource.h (mark_referenced_resources): Update declaration.
7923 (mark_end_of_function_resources): Update declaration.
7925 2009-06-16 David Edelsohn <edelsohn@gnu.org>
7927 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
7929 2009-06-16 David Edelsohn <edelsohn@gnu.org>
7931 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
7932 GCC can bootstrap on AIX with GNU Binutils 2.20.
7934 2009-06-16 Ian Lance Taylor <iant@google.com>
7936 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
7938 2009-06-16 Ian Lance Taylor <iant@google.com>
7940 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
7941 inline, not extern inline.
7942 (exact_log2): Likewise.
7943 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
7945 (exact_log2): Likewise, but don't test CTZ_HWI.
7947 2009-06-16 Ian Lance Taylor <iant@google.com>
7949 * bitmap.c (bitmap_clear): Don't declare as inline.
7950 * gimple.c (gimplify_assign): Likewise.
7951 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
7952 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
7953 (sched_scan_info): Remove duplicate definition.
7955 2009-06-16 Ian Lance Taylor <iant@google.com>
7957 * c-common.c (skip_evaluation): Don't define.
7958 (c_inhibit_evaluation_warnings): Define global variable.
7959 (overflow_warning): Check c_inhibit_evaluation_warnings rather
7960 than skip_evaluation.
7961 (convert_and_check, warn_for_div_by_zero): Likewise.
7962 * c-common.h (skip_evaluation): Don't declare.
7963 (c_inhibit_evaluation_warnings): Declare.
7964 * c-parser.c (c_parser_typeof_specifier): Set
7965 c_inhibit_evaluation_warnings rather than skip_evaluation.
7966 (c_parser_conditional_expression): Likewise.
7967 (c_parser_binary_expression): Likewise.
7968 (c_parser_sizeof_expression): Likewise.
7969 (c_parser_alignof_expression): Likewise.
7970 * c-typeck.c (build_indirect_ref): Check
7971 c_inhibit_evaluation_warnings rather than skip_evaluation.
7972 (build_conditional_expr, build_binary_op): Likewise.
7974 2009-06-16 Richard Guenther <rguenther@suse.de>
7976 * tree-ssa-alias.c (is_escape_site): Remove.
7977 * tree-ssa-alias.h (enum escape_type): Remove.
7978 (is_escape_site): Likewise.
7979 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
7980 via casts and asms without deferring to is_escape_site.
7982 2009-06-16 Jakub Jelinek <jakub@redhat.com>
7985 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
7986 use gen_lowpart if op0 has complex mode.
7988 2009-06-16 Richard Guenther <rguenther@suse.de>
7990 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
7991 variables add them to ESCAPED.
7992 (find_func_aliases): Do not make all indirectly stored values escaped.
7994 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
7996 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
7999 2009-06-16 Martin Jambor <mjambor@suse.cz>
8001 PR tree-optimization/40432
8002 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
8003 check whether we need to force gimple register operand.
8005 2009-06-16 Martin Jambor <mjambor@suse.cz>
8007 PR tree-optimization/40413
8008 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
8009 build_ref_for_offset.
8010 (propagate_subacesses_accross_link): Fix a typo in a comment.
8012 2009-06-16 Ira Rosen <irar@il.ibm.com>
8014 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8015 with additional parameter.
8016 * tree-vectorizer.h (enum vect_def_type): Add new value
8018 (enum vect_relevant): Add comments.
8019 (vect_is_simple_reduction): Add new argument.
8020 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
8021 Detect nested cycles.
8022 (vect_is_simple_reduction): Update documentation, add an argument to
8023 distinguish inner-loop reduction from nested cycle, detect nested
8024 cycles, fix printings and indentation, don't swap operands in case
8026 (get_initial_def_for_reduction): Handle subtraction.
8027 (vect_create_epilog_for_reduction): Add new argument to specify
8029 (vect_finalize_reduction): Handle subtraction, fix comments.
8030 (vectorizable_reduction): Handle nested cycles. In case of nested
8031 cycle keep track of the reduction variable position. Call
8032 vect_is_simple_reduction with additional parameter. Use original
8033 statement code in reduction epilogue for nested cycle. Call
8034 vect_create_epilog_for_reduction with additional parameter.
8035 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
8036 inner-loop vectorization.
8037 (vect_recog_widen_sum_pattern): Likewise.
8038 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
8040 (vect_mark_stmts_to_be_vectorized): Likewise.
8041 (vect_get_vec_def_for_operand): Handle nested cycles.
8043 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8045 * doc/invoke.texi (Debugging Options): Fix option index entries
8046 for -fdump-statistics, -frandom-seed add entries for
8047 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
8048 (FRV Options): Fix entries for -mTLS, -mtls.
8049 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
8050 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
8051 (M68hc1x Options): Fix @itemx for -mnominmax.
8052 (MCore Options): Fix entry for -mno-lsim.
8053 (MMIX Options): Fix entry for -mabi=mmixware.
8054 (PDP-11 Options): Fix entry for -mbcopy-builtin.
8056 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
8058 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
8059 Mention the plugin mode of gengtype.
8060 * doc/gty.texi (Source Files Containing Type Information): Likewise.
8061 * gengtype.c: Updated copyright.
8062 (plugin_files, nb_plugin_files) Added new static variables.
8063 (measure_input_list) Care about plugin_files.
8064 (write_rtx_next): Added early return in plugin mode.
8065 (create_file): Updated copyright year in generated file. Added
8067 (oprintf): Added early return if NULL outf.
8068 (get_output_file_with_visibility): Care of plugin_files.
8069 (get_output_file_name): May return null.
8070 (write_local): Added early return.
8071 (put_mangled_filename): Ditto.
8072 (finish_root_table): Added check for base_files.
8073 (write_roots): Care about null when plugins.
8074 (main): Added plugin mode.
8076 2009-06-15 Ian Lance Taylor <iant@google.com>
8078 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
8079 * gcov.c (read_count_file): Add braces around variables declared
8082 * c.opt (Wjump-misses-init): New warning.
8083 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
8084 -Wall and -Wc++-compat if not already set.
8085 (c_common_post_options): Clear warn_jump_misses_init if it was not
8087 * c-decl.c (struct c_binding): Change type field to a union with
8088 new label field. Make it the first field in the struct. Update
8089 references to type to use u.type instead.
8090 (struct c_spot_bindings): Define.
8091 (struct c_goto_bindings): Define.
8092 (c_goto_bindings_p): Define, along with VECs.
8093 (struct c_label_vars): Define.
8094 (struct c_scope): Add has_label_bindings field.
8095 (bind_label, set_spot_bindings): New static functions.
8096 (decl_jump_unsafe, update_spot_bindings): New static functions.
8097 (update_label_decls): New static function.
8098 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
8099 Update binding u.label field to shadowed field.
8100 (c_binding_start_stmt_expr): New function.
8101 (c_binding_end_stmt_expr): New function.
8102 (pushdecl): Don't call c_begin_vm_scope.
8103 (make_label): Add defining and p_label_vars parameters. Change
8105 (lookup_label): Correct test for whether a label has not yet been
8106 defined. Call bind_label rather than bind.
8107 (warn_about_goto): New static function.
8108 (lookup_label_for_goto): New function.
8109 (declare_label): Call bind_label rather than bind.
8110 (check_earlier_gotos): New static function.
8111 (define_label): Don't give errors about jumping into statement
8112 expressions or scopes of variably modified types. Call
8113 set_spot_bindings and check_earlier_gotos. Call bind_label
8114 instead of bind. Don't set label_context_stack_se or
8115 label_context_stack_vm.
8116 (c_get_switch_bindings): New function.
8117 (c_release_switch_bindings): New function.
8118 (c_check_switch_jump_warnings): New function.
8119 (start_function): Don't set label_context_stack_se or
8120 label_context_stack_vm.
8121 (finish_function): Likewise.
8122 * c-typeck.c (label_context_stack_se): Don't define.
8123 (label_context_stack_vm): Don't define.
8124 (c_finish_goto_label): Call lookup_label_for_goto rather than
8125 lookup_label. Don't give errors about jumping into a statement
8126 expression or the scope of a variably modified type. Don't set
8127 label_context_stack_se or label_context_stack_vm.
8128 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
8129 fields. Add bindings field.
8130 (c_start_case): Don't set deleted fields. Set bindings field.
8131 (do_case): Rework order of tests. Don't check blocked_stmt_expr
8132 or blocked_vm. Call c_check_switch_jump_warnings.
8133 (c_finish_case): Don't test blocked_stmt_expr field. Call
8134 c_release_switch_bindings.
8135 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
8136 c_switch_stack. Don't walk label_context_stack_se labels. Don't
8137 set label_context_stack_se. Call c_bindings_start_stmt_expr.
8138 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
8139 c_switch_stack. Don't walk label_context_stack_se labels. Don't
8140 set label_context_stack_se. Call c_bindings_end_stmt_expr.
8141 (c_begin_vm_scope, c_end_vm_scope): Don't define.
8142 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
8143 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
8144 (C_DECL_UNJUMPABLE_VM): Don't define.
8145 (C_DECL_UNDEFINABLE_VM): Don't define.
8146 (struct c_label_list): Don't define.
8147 (struct c_label_context_se): Don't define.
8148 (struct c_label_context_vm): Don't define.
8149 (struct c_spot_bindings): Declare.
8150 (c_bindings_start_stmt_expr): Declare.
8151 (c_bindings_end_stmt_expr): Declare.
8152 (lookup_label_for_goto): Declare.
8153 (c_get_switch_bindings, c_release_switch_bindings): Declare.
8154 (c_check_switch_jump_warnings): Declare.
8155 (label_context_stack_se, label_context_stack_vm): Don't declare.
8156 (c_finish_goto_label): Update declaration.
8157 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
8158 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
8159 (Warning Options): Document -Wjump-misses-init.
8161 2009-06-15 Jakub Jelinek <jakub@redhat.com>
8163 * tree-object-size.c (addr_object_size): Fix a pasto in the last
8166 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
8168 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
8170 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
8172 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
8174 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
8176 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
8178 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
8180 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
8181 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
8182 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
8183 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
8184 * dwarf2asm.c (dw2_force_const_mem): Update call to
8186 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
8187 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
8188 * langhooks.c (lhd_comdat_group): Remove.
8189 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
8190 * tree.h (DECL_COMDAT_GROUP): New.
8191 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
8192 (tree_decl_with_vis): Add comdat_group. Remove one_only.
8193 (make_decl_one_only): Change signature.
8194 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
8196 (make_decl_one_only): Change signature.
8197 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
8199 2009-06-15 Richard Guenther <rguenther@suse.de>
8202 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
8204 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8206 * tree-ssa-math-opts.c: Remove extra divide.
8208 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8210 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
8212 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8214 * passes.c: Add bswap pass.
8215 * tree-pass.h: Add pass_optimize_bswap declaration.
8216 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
8217 Include rtl.h, expr.h and optabs.h for optab_handler check.
8218 (struct symbolic_number, pass_optimize_bswap): New definition.
8219 (do_shift_rotate, verify_symbolic_number_p): New functions.
8220 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
8221 (gate_optimize_bswap): New function.
8222 * tree.c (widest_int_cst_value): New function.
8223 * tree.h (widest_int_cst_value): Prototype added.
8225 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
8227 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
8228 REG_EQUAL/REG_EQUIV notes.
8230 2009-06-14 Richard Guenther <rguenther@suse.de>
8233 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
8234 has its address taken if NRV was applied and it is addressable.
8235 * tree-ssa-structalias.c (get_constraint_for_address_of): New
8236 function split out from ...
8237 (get_constraint_for_1): ... here.
8238 (handle_rhs_call): Use it to mark the return slot escaped if
8239 it is addressable and NRV was applied.
8241 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
8243 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
8244 Change first argument type to location_t.
8245 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
8246 Do not set input_location.
8247 Use loc instead of input_location throughout.
8249 2009-06-13 Richard Guenther <rguenther@suse.de>
8251 PR tree-optimization/40421
8252 * tree-predcom.c (should_unroll_loop_p): Remove.
8253 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
8255 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
8257 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8258 Add location argument.
8260 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
8262 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
8264 * config/s390/s390.c (s390_build_builtin_va_list): Same.
8265 (s390_gimplify_va_arg): Pass location to create_artificial_label.
8266 * config/spu/spu-protos.h: Add location to
8267 spu_resolve_overloaded_builtin.
8268 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
8269 spu_build_builtin_va_list.
8270 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
8271 argument. Pass location to build_function_call_vec.
8272 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
8274 (emit_fpu_switch): Same.
8275 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
8276 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
8277 to build_decl and create_artificial_label.
8278 (xtensa_gimplify_va_arg_expr): Same.
8279 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
8280 (xstormy16_gimplify_va_arg_expr): Same.
8281 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
8282 * config/arm/arm.c (arm_build_builtin_va_list): Same.
8283 * config/mips/mips.c (mips_build_builtin_va_list): Same.
8284 (mips16_build_function_stub): Same.
8285 (mips16_build_call_stub): Same.
8287 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
8290 * arm/constraints.md (Pa, Pb): New constraints.
8291 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
8292 split pattern to deal with them.
8294 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
8296 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
8297 fix index entry for -Xpreprocessor.
8299 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
8301 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8302 Add location argument to build_decl call.
8303 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
8304 (rs6000_init_builtins): Same.
8305 (spe_init_builtins): Same.
8306 (rs6000_gimplify_va_arg): Add location argument to
8307 create_artificial_label call.
8309 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
8311 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
8312 * combine-stack-adj.c (pass_stack_adjustments): Use it.
8313 * Makefile.in: Fix GGC dependency for gcse.o.
8315 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
8317 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
8318 * gimple-pretty-print.c (dump_gimple_stmt): Same.
8319 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
8321 * c-parser.c (c_parser_binary_expression): Use current column while
8322 building binary operations.
8323 * common.opt (fshow-column): Enable by default.
8324 * tree-vrp.c (check_array_ref): Use warning_at.
8325 (check_array_bounds): Use location from call back if expr has no
8327 * tree.h: Add location argument to maybe_fold_*.
8328 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
8329 (maybe_fold_offset_to_array_ref): Add location argument and use it.
8330 (maybe_fold_offset_to_component_ref): Same.
8331 (maybe_fold_offset_to_reference): Same.
8332 (maybe_fold_offset_to_address): Same.
8333 (maybe_fold_stmt_indirect): Same.
8334 (maybe_fold_stmt_addition): Same.
8335 (fold_stmt_r): Pass location to maybe_fold_*.
8336 (fold_gimple_assign): Same.
8337 * c-tree.h: Add location argument to finish_decl,
8338 default_function_array_conversion, store_init_value.
8339 * c-decl.c (define_label): Use error_at.
8340 (c_make_fname_decl): Pass location to finish_decl.
8341 (finish_decl): New location argument.
8342 (build_compound_literal): Pass location to store_init_value.
8343 (grokdeclarator): Pass location to finish_decl.
8345 * c-typeck.c (array_to_pointer_conversion): New location argument.
8346 (function_to_pointer_conversion): Same.
8347 (default_function_array_conversion): Same.
8348 (parser_build_unary_op): Pass location to overflow_warning.
8349 (parser_build_binary_op): Same. Use warning_at.
8350 (build_unary_op): Pass location to array_to_pointer_conversion.
8351 (build_c_cast): Pass location to digest_init.
8352 (build_modify_expr): New location argument.
8353 (convert_for_assignment): Same.
8354 (store_init_value): Same.
8355 (digest_init): Same.
8356 (output_init_element): Pass location to digest_init and
8357 array_to_pointer_conversion.
8358 (c_finish_return): Pass location to convert_for_assignment.
8359 * gimplify.c (gimplify_conversion): Pass location to
8360 maybe_fold_offset_to_address.
8361 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
8362 to maybe_fold_stmt_addition.
8363 * c-omp.c (c_finish_omp_atomic): Pass new location to
8365 (c_finish_omp_for): Same.
8366 * c-common.c (overflow_warning): New argument.
8367 * c-common.h: New argument to build_modify_expr, overflow_warning.
8368 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
8370 (c_parser_initializer): Pass location to
8371 default_function_array_conversion.
8372 (c_parser_initelt): Same.
8373 (c_parser_initval): Same.
8374 (c_parser_asm_operands): Same.
8375 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
8376 (c_parser_conditional_expression): Same.
8377 (c_parser_binary_expression): Add location info to stack. Use it.
8378 (c_parser_unary_expression): Pass location to
8379 default_function_array_conversion, parser_build_unary_op,
8380 build_indirect_ref, c_parser_postfix_expression_after_primary.
8381 (c_parser_postfix_expression_after_primary): New location argument.
8383 (c_parser_expression_conv): Pass location to
8384 default_function_array_conversion.
8385 (c_parser_expr_list): Same.
8386 (c_parser_omp_atomic): Same.
8387 (c_parser_omp_for_loop): Same.
8388 * c-tree.h: (struct c_declarator): Add comment to id_loc.
8389 (build_array_declarator): New argument.
8390 * c-decl.c (build_array_declarator): Add location argument.
8391 (grokdeclarator): Set id_loc for cdk_array.
8392 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
8393 build_array_declarator.
8394 * tree.c (build_omp_clause): Add location argument.
8395 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
8396 (OMP_CLAUSE_LOCATION): New macro.
8397 (struct tree_omp_clause): Add location field.
8398 (build_omp_clause): Add argument.
8399 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
8400 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
8402 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
8403 (cp_parser_omp_clause_collapse): Same.
8404 (cp_parser_omp_clause_default): Same.
8405 (cp_parser_omp_clause_if): Same.
8406 (cp_parser_omp_clause_nowait): Same.
8407 (cp_parser_omp_clause_num_threads): Same.
8408 (cp_parser_omp_clause_ordered): Same.
8409 (cp_parser_omp_clause_schedule): Same.
8410 (cp_parser_omp_clause_untied): Same.
8411 (cp_parser_omp_for_loop): Same.
8412 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
8413 * c-tree.h (c_start_case): Add location argument.
8414 (c_process_expr_stmt): Same.
8415 (c_finish_goto_*): Same.
8416 * tree-parloops.c (initialize_reductions): Pass location to
8418 (create_parallel_loop): Same.
8419 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
8420 (gfc_trans_omp_reduction_list): Same.
8421 (gfc_trans_omp_clauses): Same.
8422 (gfc_trans_omp_do): Same.
8423 * c-typeck.c (c_finish_goto_label): Same.
8424 (c_finish_goto_ptr): New location argument.
8425 (c_start_case): Same.
8426 (emit_side_effect_warnings): Same.
8427 (c_process_expr_stmt): Same.
8428 (c_finish_stmt_expr): Same.
8429 (c_finish_omp_clauses): Use error_at instead of error.
8430 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
8432 * c-omp.c (c_split_parallel_clauses): New location argument.
8433 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
8434 to build_omp_clause.
8435 (convert_local_reference_stmt): Same.
8436 (convert_gimple_call): Same.
8437 * c-common.h (c_split_parallel_clauses): New argument.
8438 * c-parser.c (c_parser_statement_after_labels): Pass location to
8439 c_finish_goto_label.
8440 (c_parser_switch_statement): Pass location to c_start_case.
8441 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
8442 and c_process_expr_stmt.
8443 (c_parser_omp_variable_list): Add location argument.
8444 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
8445 (c_parser_omp_clause_default): Same.
8446 (c_parser_omp_clause_if): Same.
8447 (c_parser_omp_clause_num_threads): Same.
8448 (-c_parser_omp_clause_ordered): Same.
8449 (c_parser_omp_clause_reduction): Pass location to
8450 c_parser_omp_variable_list.
8451 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
8452 (c_parser_omp_clause_untied): Same.
8453 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
8454 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
8456 * c-tree.h (check_for_loop_decls, undeclared_variable,
8457 build_component_ref, build_array_ref, build_external_ref,
8458 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
8459 build_conditional_expr, build_compound_expr, c_cast_expr,
8460 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
8461 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
8463 * c-semantics.c (build_stmt): Same.
8464 (build_case_label): Same.
8465 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
8466 (undeclared_variable): New argument.
8468 (lookup_label): Pass location on down.
8469 (define_label): Same.
8470 (finish_decl): Same.
8471 (build_compound_literal): Same.
8472 (finish_struct): Same.
8473 (finish_function): Do not set location here.
8474 (check_for_loop_decls): New argument.
8475 * tree.c (save_expr): Set location.
8476 (build_empty_stmt): New argument.
8477 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
8478 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
8479 * builtins.c (gimplify_va_arg_expr): Use locations.
8480 (expand_builtin_sync_operation): Same.
8481 * c-typeck.c (build_component_ref): New argument.
8482 (build_array_ref): Same.
8483 (build_external_ref): Same.
8484 (c_expr_sizeof_expr): Same.
8485 (c_expr_sizeof_type): Same.
8486 (parser_build_unary_op): Same.
8487 (build_conditional_expr): Same.
8488 (build_compound_expr): Pass location on down.
8489 (build_compound_expr): New argument.
8490 (build_c_cast): Same.
8491 (c_cast_expr): Same.
8492 (build_asm_expr): Same.
8493 (c_finish_return): Same.
8494 (c_process_expr_stmt): Pass location on down.
8495 (c_finish_stmt_expr): New argument.
8496 (push_clenaup): Same.
8497 (c_finish_omp_parallel): Same.
8498 (c_finish_omp_task): Same.
8499 * gimplify.c (gimplify_call_expr): Pass location on down.
8500 * c-omp.c (c_finish_omp_master): New argument.
8501 (c_finish_omp_critical): Same.
8502 (c_finish_omp_ordered): Same.
8503 (c_finish_omp_barrier): Same.
8504 (-c_finish_omp_taskwait): Same.
8505 (c_finish_omp_atomic): Same.
8506 (c_finish_omp_flush): Same.
8507 * tree-inline.c (copy_tree_body_r): Pass location on down.
8508 (inline_forbidden_p): Remove use of input_location.
8509 * c-gimplify.c (c_build_bind_expr): New argument.
8510 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
8511 (c_sizeof_or_alignof_type): New argument.
8512 (c_alignof_expr): Same.
8513 (build_va_arg): Same.
8514 (c_add_case_label): Same.
8515 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
8516 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
8517 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
8518 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
8519 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
8520 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
8522 * stub-objc.c (objc_build_selector_expr): Same.
8523 (objc_build_throw_stmt): Same.
8524 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
8525 (c_parser_initelt): Same.
8526 (c_parser_compound_statement): Same.
8527 (c_parser_compound_statement_nostart): Same.
8528 (c_parser_label): Same.
8529 (c_parser_statement_after_labels): Same.
8530 (c_parser_if_body): Same.
8531 (c_parser_else_body): Same.
8532 (c_parser_if_statement): Same.
8533 (c_parser_switch_statement): Same.
8534 (c_parser_while_statement): Same.
8535 (c_parser_do_statement): Same.
8536 (c_parser_for_statement): Same.
8537 (c_parser_asm_statement): Same.
8538 (c_parser_conditional_expression): Same.
8539 (c_parser_binary_expression): Same.
8540 (c_parser_cast_expression): Same.
8541 (c_parser_unary_expression): Same.
8542 (c_parser_sizeof_expression): Same.
8543 (c_parser_alignof_expression): Same.
8544 (c_parser_postfix_expression): Same.
8545 (c_parser_expression): Same.
8546 (c_parser_objc_receiver): Same.
8547 (c_parser_omp_variable_list): Same.
8548 (c_parser_omp_structured_block): Same.
8549 (c_parser_omp_atomic): New argument.
8550 (c_parser_omp_barrier): Same.
8551 (c_parser_omp_critical): Same.
8552 (c_parser_omp_flush): Pass location on down.
8553 (c_parser_omp_for_loop): New argument.
8554 (c_parser_omp_for): Same.
8555 (c_parser_omp_master): Same.
8556 (c_parser_omp_ordered): Same.
8557 (c_parser_omp_sections_scope): Same.
8558 (c_parser_omp_sections): Same.
8559 (c_parser_omp_parallel): Same.
8560 (c_parser_omp_single): Same.
8561 (c_parser_omp_task): Same.
8562 (c_parser_omp_taskwait): Pass location on down.
8563 (c_parser_omp_construct): Same.
8564 (c_parser_omp_threadprivate): Same.
8565 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
8566 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
8567 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
8568 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
8569 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
8570 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
8571 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
8572 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
8573 config/i386/i386.c, stmt.c:
8574 Add location argument to the following function definitions and/or
8575 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
8576 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
8577 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
8578 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
8579 do_case, c_finish_bc_stmt, build_compound_literal,
8580 build_function_call.
8581 * c-decl.c (build_compound_literal): Add location argument.
8582 Make all diagnostic calls use location.
8583 (start_struct): Same.
8584 (finish_struct): Same.
8586 (build_enumerator): Same.
8587 (start_function): Same.
8588 (grokdeclarator): Make all diagnostic calls use location.
8589 (store_parm_decls_oldstyle): Same.
8590 * c-typeck.c (build_function_call): Add location argument.
8591 Make all diagnostic calls use location.
8593 (c_finish_bc_stmt): Same.
8594 * tree-nested.c (get_trampoline_type): Add argument.
8595 Pass location to build_decl.
8596 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
8597 * rtl.h (RTL_LOCATION): New.
8598 * c-common.c (c_add_case_label): Add location argument.
8599 Make all diagnostic calls use location.
8600 * c-common.h: Add location argument to make_fname_decl, do_case,
8601 c_add_case_label, build_function_call, resolve_overloaded_builtin.
8602 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
8603 Set it appropriately for every case. Pass enum_loc to start_enum
8604 call. Pass value_loc first to build_enumerator. Pass enum_loc to
8606 (c_parser_struct_or_union_specifier): Save location. Use it for
8607 start_struct, finish_struct, and parser_xref_tag.
8609 2009-06-12 Ian Lance Taylor <iant@google.com>
8611 * fold-const.c (fold_unary): Rename local variable and to and_expr.
8613 * c-opts.c (c_common_handle_option): For -Wc++-compat set
8614 cpp_opts->warn_cxx_operator_names.
8616 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8619 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
8620 is returns NULL and OP is a VCE, look through the VCE.
8622 2009-06-12 Ian Lance Taylor <iant@google.com>
8625 * collect2.c (main): Use CONST_CAST2 in code inside #if
8626 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
8628 2009-06-12 Joey Ye <joey.ye@intel.com>
8631 * cfgexpand.c (get_decl_align_unit): Update
8632 max_used_stack_slot_alignment with align instead of
8633 stack_alignment_needed.
8635 * function.c (assign_stack_local_1): Update
8636 max_used_stack_slot_alignment with alignment_in_bits instead
8637 of stack_alignment_needed.
8638 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
8641 2009-06-12 Jakub Jelinek <jakub@redhat.com>
8643 * dwarf2out.c (last_var_location_insn): New variable.
8644 (dwarf2out_end_epilogue): Clear last_var_location_insn.
8645 (dwarf2out_var_location): Don't record anything after last real
8646 insn. Only change labels if there were any real instructions
8647 in between last note and this one, or if changed sections.
8649 2009-06-11 Richard Henderson <rth@redhat.com>
8651 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
8652 note when storing the frame pointer in a register.
8653 (FRP): Don't redefine to nothing for epilogue.
8654 (alpha_expand_epilogue): Mark register and sp restores.
8655 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
8657 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
8658 when gen_lowpart is needed.
8660 2009-06-11 Richard Henderson <rth@redhat.com>
8662 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
8664 * dwarf2out.c (need_data_align_sf_opcode): New.
8665 (div_data_align): Move earlier.
8666 (def_cfa_1, reg_save): Use it.
8668 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
8670 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
8671 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
8672 (ix86_handle_option): Handle OPT_mcrc32.
8673 (ix86_target_string): Add -mcrc32.
8674 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
8676 * config/i386/i386.h (TARGET_CRC32): New.
8678 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
8679 (sse4_2_crc32di): Likewise.
8681 * config/i386/i386.opt (mcrc32): New.
8683 * doc/invoke.texi: Document -mcrc32.
8685 2009-06-11 Richard Henderson <rth@redhat.com>
8687 * common.opt (gdwarf-): Accept a version number.
8688 * doc/invoke.texi (gdwarf-): Update docs.
8689 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
8690 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
8691 version level, and record it.
8693 * dwarf2.h (DW_CIE_VERSION): Remove.
8694 * dwarf2out.c (DWARF_VERSION): Remove.
8695 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
8696 (output_call_frame_info): Use CIE version 3 for dwarf3,
8697 or if the return register column is out of range for version 1.
8698 (dwarf_stack_op_name): Add all dwarf3 values.
8699 (DEBUG_PUBTYPES_SECTION): New.
8700 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
8701 encoding change for dwarf3.
8702 (output_die) [dw_val_class_die_ref]: Likewise.
8703 (output_compilation_unit_header): Emit correct version for dwarf3.
8704 (output_line_info): Likewise.
8705 (output_pubnames): Update for DWARF_VERSION removal.
8706 (output_aranges): Likewise.
8707 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
8708 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
8709 (dwarf2out_finish): Likewise.
8711 2009-06-11 David Daney <ddaney@caviumnetworks.com>
8713 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
8716 2009-06-11 David Daney <ddaney@caviumnetworks.com>
8719 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
8720 * builtins.c (expand_builtin_unreachable): New function.
8721 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
8722 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
8723 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
8725 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
8726 searching for missing barriers.
8728 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8730 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
8731 when -fprofile-generate* was passed.
8732 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
8734 2009-06-11 Anthony Green <green@moxielogic.com>
8736 * config/moxie/moxie.md: Define length attribute for all instructions.
8738 (*b<cond:code>): Support limited branch ranges for new PC-relative
8739 branch instructions.
8740 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
8742 2009-06-11 Jakub Jelinek <jakub@redhat.com>
8744 * config/i386/i386.c (min_insn_size): Use get_attr_length
8745 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
8748 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
8749 instead of emit_insn_before.
8751 2009-06-10 Ian Lance Taylor <iant@google.com>
8754 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
8757 2009-06-10 Revital Eres <eres@il.ibm.com>
8759 * passes.c (init_optimization_passes): Reschedule
8760 predictive-commoning pass before complete unroll pass.
8762 2009-06-10 Martin Jambor <mjambor@suse.cz>
8764 * cgraph.c (cgraph_node_can_be_local_p): New function.
8765 (cgraph_make_node_local): New function.
8766 * cgraph.h (cgraph_node_can_be_local_p): Declare.
8767 (cgraph_make_node_local): Declare.
8769 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
8771 * tree.h (tree_base): Add packed_flag and user_align fields.
8772 Decrease size of spare field.
8773 (TYPE_USER_ALIGN): Use user_align from tree_base.
8774 (DECL_USER_ALIGN): Likewise.
8775 (TYPE_PACKED): Use packed_flag from tree_base.
8776 (DECL_PACKED): Likewise.
8777 (tree_type): Delete packed_flag and user_align fields. Widen
8778 precision field. Widen mode field and shuffle fields to align
8779 mode on an 8-bit boundary.
8780 (tree_decl_common): Delete decl_flag_1 and user_align fields.
8781 Renumber decl_flag_* fields. Fix comments. Widen
8782 decl_common_unused field.
8783 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
8784 (DECL_EXTERNAL): Likewise.
8785 (DECL_BIT_FIELD): Likewise.
8786 (DECL_NONADDRESSABLE_P): Likewise.
8787 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
8788 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
8790 2009-06-10 Ian Lance Taylor <iant@google.com>
8792 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
8793 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
8794 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
8795 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
8796 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
8797 DEF_VEC_ALLOC_FUNC_P.
8798 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
8799 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
8800 DEF_VEC_ALLOC_FUNC_O.
8801 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
8802 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
8803 DEF_VEC_ALLOC_FUNC_I.
8804 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
8805 (vec_stack_p_reserve_exact_1): Declare.
8806 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
8807 (vec_stack_free): Declare.
8808 (VEC_stack_alloc): Define.
8809 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
8810 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
8811 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
8812 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
8814 (stack_vecs): New static variable.
8815 (vec_stack_p_reserve_exact_1): New function.
8816 (vec_stack_o_reserve_1): New static function.
8817 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
8818 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
8819 (vec_stack_free): New function.
8820 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
8821 (VEC_df_ref_stack_alloc): Define.
8822 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
8823 DEF_VEC_ALLOC_P_STACK.
8824 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
8825 (struct df_collection_rec): Change _vec fields to VEC. Remove
8827 (df_free_collection_rec): Adjust for new fields.
8828 (df_insn_rescan): Use new df_collection_rec fields.
8829 (df_notes_rescan, df_canonize_collection_rec): Likewise.
8830 (df_ref_create_structure, df_ref_record): Likewise.
8831 (df_get_conditional_uses, df_get_call_refs): Likewise.
8832 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
8833 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
8834 (df_record_exit_block_uses, df_bb_verify): Likewise.
8835 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
8836 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
8837 Remove count parameter. Change return type to void. Change all
8839 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
8840 Remove count parameter. Change return type to void. Change all
8842 (df_install_refs): Change old_vec parameter to VEC. Remove count
8843 parameter. Change all callers.
8844 (df_install_mws): Change old_vec parameter to VEC. Remove count
8845 parameter. Change all callers.
8846 (df_refs_verify): Change new_rec parameter to VEC. Change call
8848 (df_mws_verify): Likewise.
8850 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
8852 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
8854 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
8856 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
8858 2009-06-10 Anthony Green <green@moxielogic.com>
8860 * config/moxie/crti.asm: New file.
8861 * config/moxie/crtn.asm: New file.
8862 * config/moxie/moxie.c: New file.
8863 * config/moxie/moxie.h: New file.
8864 * config/moxie/sfp-machine.h: New file.
8865 * config/moxie/moxie-protos.h: New file.
8866 * config/moxie/t-moxie: Created.
8867 * config/moxie/t-moxie-softfp: Created.
8868 * config/moxie/moxie.md: Created.
8869 * config/moxie/constraints.md: Created.
8870 * config.gcc: Add moxie support.
8871 * doc/md.texi (Machine Constraints): Add moxie constraints.
8872 * doc/contrib.texi (Contributors): Mention moxie port.
8873 * doc/install.texi (Specific): Mention the moxie port.
8875 2009-06-09 Ian Lance Taylor <iant@google.com>
8877 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
8879 * optabs.c (optab_table): Only use designated initializers if
8880 HAVE_DESIGNATED_INITIALIZERS is defined.
8881 (convert_optab_table): Likewise.
8882 (init_optabs): Always call init_insn_codes if
8883 HAVE_DESIGNATED_INITIALIZERS is not defined.
8885 2009-06-09 Ian Lance Taylor <iant@google.com>
8887 * targhooks.c (default_builtin_vectorized_function): Change fn
8888 parameter to unsigned int.
8889 (default_builtin_vectorized_conversion): Change code parameter to
8891 (default_builtin_reciprocal): Change fn parameter to unsigned int.
8892 * targhooks.h: Update declarations.
8893 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
8894 parameter to unsigned int.
8896 * c-typeck.c (comptypes_check_enum_int): New static function.
8897 (comptypes_internal): Add enum_and_int_p parameter. Change all
8899 (comp_target_types): Add location parameter. Change all callers.
8900 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
8902 (function_types_compatible_p, type_lists_compatible_p): Likewise.
8903 (build_conditional_expr): Add colon_loc parameter. Change all
8905 (convert_for_assignment): Add location parameter. Change all callers.
8906 * c-parser.c (c_parser_conditional_expression): Pass location of
8907 colon to build_conditional_expr.
8908 * c-tree.h (build_conditional_expr): Update declaration.
8910 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
8912 * graphite.c: Revert previous patch.
8914 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
8917 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8919 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
8921 * tree-ssa-loop-prefetch.c
8922 (loop_prefetch_arrays): Fixed a portability problem in printf format
8925 2009-06-09 Martin Jambor <mjambor@suse.cz>
8927 PR tree-optimization/40351
8928 * tree-sra.c (propagate_subacesses_accross_link): Check that a
8929 refrence to a potential artifical subaccess can be constructed.
8931 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
8933 * config/sh/sh-protos.h (sh_optimization_options): Declare.
8934 (sh_override_options): Likewise.
8935 * config/sh/sh.c: Include params.h.
8936 (sh_optimization_options): New.
8937 (sh_override_options): Likewise.
8938 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
8939 (OVERRIDE_OPTIONS): Use sh_override_options.
8941 2009-06-08 Jakub Jelinek <jakub@redhat.com>
8943 * dwarf2out.c (emit_cfa_remember): New variable.
8944 (add_fde_cfi): If emit_cfa_remember, recurse to add
8945 DW_CFA_remember_state first.
8946 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
8947 instead just set emit_cfa_remember.
8949 2009-06-08 Jan Hubicka <jh@suse.cz>
8952 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
8954 2009-06-08 Jan Hubicka <jh@suse.cz>
8957 * cgraphunit.c (save_inline_function_body): Do not copy transform
8958 hooks for saved inline bodies.
8959 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
8962 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
8964 * jump.c (returnjump_p): Handle delayed branches. Add missing
8967 2009-06-08 Jan Hubicka <jh@suse.cz>
8970 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
8971 original node might've been modified.
8972 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
8974 2009-06-08 Jakub Jelinek <jakub@redhat.com>
8976 * tree-object-size.c (addr_object_size): Add OSI argument.
8977 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
8978 (compute_builtin_object_size, expr_object_size): Adjust callers.
8979 (plus_stmt_object_size): Call addr_object_size instead of
8980 compute_builtin_object_size.
8982 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
8983 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8985 * tree-ssa-loop-prefetch.c
8986 (gather_memory_references): Introduced a counter for the number of
8988 (anything_to_prefetch_p): Introduced a counter for the number of
8990 (is_loop_prefetching_profitable): New function with a cost model
8992 (loop_prefetch_arrays): Use the new cost model to determine if
8993 prefetching is profitable.
8994 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
8995 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
8996 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
8997 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
8998 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
8999 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9001 2009-06-08 Michael Matz <matz@suse.de>
9004 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
9005 partitions use the same.
9006 (expand_one_var): Deal with DECL_RTL sometimes begin set also
9007 for basevars of SSA_NAMEs.
9008 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
9009 to not expand them twice.
9010 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
9013 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
9015 * common.opt (fcompare-debug=, fcompare-debug-second): New.
9016 (fdump-final-insns=, gtoggle): New.
9017 * doc/invoke.texi: Document them.
9018 * final.c (rest_of_clean_state): Dump final insn stream.
9019 * gcc.c (invoke_as): Hook in -fcompare-debug.
9020 (static_spec_functions): Add compare-debug-dump-opt,
9021 compare-debug-self-opt and compare-debug-auxbase-opt.
9022 (compare_debug, compare_debug_second, compare_debug_opt): New.
9023 (switches_debug_check, n_switches_debug_check): New.
9024 (debug_auxbase_opt, debug_check_temp_file): New.
9025 (process_command): Handle -fno-compare-debug, -fcompare-debug and
9027 (do_self_spec): Handle arguments after switches.
9028 (do_spec_1): Add .gk extension to temp file basenames for compare.
9029 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
9030 (cc1_options): Use it instead of normal auxbase computation for
9031 the second compare-debug compilation.
9032 (compare_files): New.
9033 (main): Set up and implement compare debug mode.
9034 (compare_debug_dump_opt_spec_function): New.
9035 (compare_debug_self_opt_spec_function): New.
9036 (compare_debug_auxbase_opt_spec_function): New.
9037 * toplev.c (process_options): Handle flag_gtoggle,
9038 flag_dump_final_insns.
9039 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
9040 during -fcompare-debug-second compilation.
9042 2009-06-07 Ian Lance Taylor <iant@google.com>
9044 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
9045 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
9047 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
9048 with no default node. Change warning with %H to warning_at.
9049 Don't clear warn_switch around case checking.
9050 * doc/invoke.texi (Warning Options): Clarify distinction between
9051 -Wswitch and -Wswitch-enum.
9053 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9055 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
9057 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9059 * gbl-ctors.h: Add header guard.
9061 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9063 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
9064 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
9065 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
9066 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
9067 prototypes for removed functions.
9068 (expressions_equal_p): Move to ...
9069 * tree-ssa-sccvn.h: ... here and ...
9070 * matrix-reorg.c: ... adjust includes.
9072 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9074 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
9076 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9078 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
9079 (finish_function): Remove erroneous whitespace.
9081 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9083 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
9084 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
9086 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9088 * errors.c (internal_error): Commentary typo fix.
9089 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
9090 * tree-ssa-pre.c: Ditto.
9092 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9094 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
9095 them is supposed to hold actual statements.
9097 2009-06-06 Ian Lance Taylor <iant@google.com>
9099 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
9100 empty statements can now have attributes.
9102 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
9104 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
9105 * config/mips/mips.md: Ditto.
9107 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
9109 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
9111 (__eabi_uconvert): Likewise.
9113 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
9115 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
9116 CFI_* definitions with IN_GCC.
9118 2009-06-05 David Edelsohn <edelsohn@gnu.org>
9120 * xcoffout.h (xcoffout_source_line): Update prototype.
9122 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9124 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
9125 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
9127 2009-06-05 Jakub Jelinek <jakub@redhat.com>
9130 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
9131 inlined_function_outer_scope_p blocks for artificial inlines
9133 * tree.c (tree_nonartificial_location): Rewrite using
9134 block_nonartificial_location.
9136 2009-06-05 Revital Eres <eres@il.ibm.com>
9137 Leehod Baruch <leehod@il.ibm.com>
9139 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
9140 (expand_expr_real_1): Remove comment.
9141 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
9142 Vectorize misaligned access when the target supports it.
9143 (vect_supportable_dr_alignment): Check for unaligned access support.
9144 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
9147 2009-06-05 Julian Brown <julian@codesourcery.com>
9149 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
9150 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
9152 2009-06-05 Richard Guenther <rguenther@suse.de>
9155 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
9158 2009-06-05 Jakub Jelinek <jakub@redhat.com>
9160 * config/s390/s390.c (global_not_special_regno_p): New static inline.
9161 (save_gprs): Don't tell unwinder when a global register is saved.
9162 (s390_emit_epilogue): Emit needed epilogue unwind info.
9164 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
9166 * dwarf2out.c (deferred_asm_name): New.
9167 (add_name_and_src_coords_attributes): Defer creation of
9168 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
9170 (move_linkage_attr): New.
9171 (dwarf2out_finish): Revisit deferrals and emit attributes at the
9174 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
9176 * tree-nested.c (finalize_nesting_tree_1): Declare the
9177 frame_decl in the binding tree.
9179 2009-06-04 Cary Coutant <ccoutant@google.com>
9181 * basic-block.h (struct basic_block_def): Add discriminator field.
9182 * dbxout.c (dbxout_source_line): Add new parameter. Change all
9184 * debug.c (do_nothing_debug_hooks): Add additional entry.
9185 (debug_nothing_int_charstar_int): New function.
9186 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
9187 (debug_nothing_int_charstar_int): New declaration.
9188 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
9189 discriminator value in .loc directive.
9190 * final.c (last_discriminator): New variable.
9191 (discriminator): New variable.
9192 (final_start_function): Initialize above variables, pass current
9193 discriminator to debug hook.
9194 (notice_source_line): Check for discriminator change.
9195 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
9196 * sdbout.c (sdbout_source_line): New parameter.
9197 * tree-cfg.c (struct locus_discrim_map): New structure type.
9198 (discriminator_per_locus): New hash table.
9199 (build_gimple_cfg): Allocate and free discriminator hash table.
9200 (make_edges): Call assign_discriminator.
9201 (locus_map_hash): New function.
9202 (locus_map_eq): New function.
9203 (next_discriminator_for_locus): New function.
9204 (same_line_p): New function.
9205 (assign_discriminator): New function.
9206 (make_cond_expr_edges): Call assign_discriminator.
9207 (make_gimple_switch_edges): Likewise.
9208 (first_non_label_stmt): New function.
9209 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
9211 * xcoffout.c (xcoffout_source_line): Add new parameter.
9213 * configure.ac (gcc_cv_as_discriminator): New configury check for
9214 gas support for discriminator.
9215 * configure: Regenerate.
9216 * config.in: Regenerate.
9218 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9220 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
9221 val after checking for integers.
9223 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
9225 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
9227 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
9228 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
9229 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
9230 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
9231 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
9232 X64_SSE_REGPARM_MAX.
9233 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
9234 X64_SSE_REGPARM_MAX.
9236 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9238 * gcc.c (report_times_to_file): New.
9239 (execute): Implement it.
9240 (process_command): Support -time=.
9241 * doc/invoke.texi: Document it.
9243 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9245 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
9246 that have value exprs.
9248 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9250 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
9251 declarations for constants until...
9252 (dw2_output_indirect_constant_1): ... this point.
9254 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
9257 * arm.md (arm_addsi3): Don't try to split an add with an
9258 eliminable register until after reload has completed.
9260 2009-06-03 Ian Lance Taylor <iant@google.com>
9262 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
9263 * genattrtab.c (write_length_unit_log): Likewise.
9264 * genchecksum.c (dosum): Likewise.
9265 * gengtype.c (write_rtx_next): Likewise.
9266 (finish_root_table, write_roots): Likewise.
9267 * gimple.c (gimple_ops_offset_): Likewise.
9268 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
9269 * config/arc/arc.c (arc_attribute_table): Likewise.
9270 * config/arm/arm.c (arm_attribute_table): Likewise.
9271 * config/avr/avr.c (avr_attribute_table): Likewise.
9272 * config/crx/crx.c (crx_attribute_table): Likewise.
9273 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
9274 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
9275 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
9276 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
9277 * config/sh/sh.c (sh_attribute_table): Likewise.
9278 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
9279 * config/spu/spu.c (spu_attribute_table): Likewise.
9280 * config/v850/v850.c (v850_attribute_table): Likewise.
9282 * config/alpha/alpha.c (vms_attribute_table): Make static.
9283 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
9284 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
9285 * config/mips/mips.c (mips_attribute_table): Likewise.
9287 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
9289 (cc1-checksum.o): Likewise.
9291 2009-06-03 Steve Ellcey <sje@cup.hp.com>
9293 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
9295 2009-06-03 Jakub Jelinek <jakub@redhat.com>
9297 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
9298 insn if it is changing sp. Use gen_add3_insn instead of
9299 conditionally gen_addsi3 and gen_adddi3.
9300 (offset_below_red_zone_p): New static inline function.
9301 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
9302 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
9303 * config/rs6000/ppc-asm.h: Include auto-host.h.
9304 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
9305 CFI_RESTORE): Define.
9306 * config/rs6000/crtresxgpr.asm: Add unwind info.
9307 * config/rs6000/crtresxfpr.asm: Likewise.
9308 * config/rs6000/crtresgpr.asm: Likewise.
9309 * config/rs6000/crtresfpr.asm: Likewise.
9310 * config/rs6000/crtsavgpr.asm: Likewise.
9311 * config/rs6000/crtsavfpr.asm: Likewise.
9313 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
9314 argument of DWARF2_FRAME_REG_OUT macros.
9316 2009-06-03 Julian Brown <julian@codesourcery.com>
9318 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
9319 words or less (including TImode) in core registers.
9321 2009-06-03 Richard Guenther <rguenther@suse.de>
9324 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
9326 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
9328 * statistics.c (statistics_counter_event): Do not record event
9329 in pass dump if its number == -1.
9330 (curr_statistics_hash): Add assert that we never get passes
9331 with static number == -1.
9333 2009-06-03 Richard Guenther <rguenther@suse.de>
9334 Andrey Belevantsev <abel@ispras.ru>
9336 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
9337 non-BLKmode arrays addressable.
9339 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
9341 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
9342 * config/m68k/m68k.h: ... here.
9343 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
9346 2009-06-03 Martin Jambor <mjambor@suse.cz>
9348 PR tree-optimization/40323
9349 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
9352 2009-06-03 Richard Guenther <rguenther@suse.de>
9354 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
9357 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
9359 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
9360 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
9361 JUMP_TABLE_DATA_P where applicable.
9362 * config/sh/sh.c: Ditto.
9363 * config/sh/sh.h: Ditto.
9364 * config/sh/sh.md: Ditto.
9365 * config/sh/symbian.c: Ditto.
9367 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
9369 * config/i386/driver-i386.c (describe_cache): Optimize
9370 concatenation of strings. Use snprintf instead of sprintf.
9371 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
9372 target when not compiling with GCC.
9374 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
9376 * config/sh/sh.c: Revert last change.
9377 (sh_expand_epilogue): Emit a blockage insn before the frame
9378 pointer adjustment unconditionally.
9380 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9382 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
9383 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
9384 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
9385 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
9386 to COLLECT_GCC_OPTIONS.
9388 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9390 * collect2.c (target_system_root): New variable.
9391 (main): Handle --sysroot=.
9392 (ignore_library): Strip the sysroot from the library path.
9394 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9396 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
9397 (collect2.o): Depend on collect2-aix.h.
9398 (collect2-aix.o): New rule.
9399 * collect2-aix.h: New file.
9400 * collect2-aix.c: Likewise.
9401 * collect2.c: Include collect2-aix.h. Don't undefine
9402 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
9403 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
9404 Use TARGET_AIX_VERSION instead of _AIX51.
9405 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
9406 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
9407 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
9408 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
9409 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
9411 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9413 * collect2.c (ignore_library): Avoid premature post-increment
9416 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9418 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
9419 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
9420 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
9421 CROSS_DIRECTORY_STRUCTURE too.
9422 (LINK_LIBG_SPEC): Likewise.
9423 (LIB_SPEC): Add %R to sysroot paths.
9424 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
9425 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
9426 * config/rs6000/aix51.h: As for aix43.h.
9427 * config/rs6000/aix52.h: Likewise.
9428 * config/rs6000/aix53.h: Likewise.
9429 * config/rs6000/aix61.h: Likewise.
9430 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
9431 to the beginning of sysroot paths.
9433 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9435 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
9436 INSN_LISTs that are out of the REG_NOTE range.
9438 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9440 * loop-unroll.c (struct iv_to_split): Add pointer to next.
9441 (struct var_to_expand): Likewise.
9442 (struct opt_info): Add head and tail for linked lists of the above.
9443 (analyze_insn_to_expand_var): Initialize next.
9444 (analyze_iv_to_split_insn): Likewise.
9445 (analyze_insns_in_loop): Create linked lists.
9446 (allocate_basic_variable): Simplify for use without hash table.
9447 (insert_var_expansion_initialization): Likewise, make it type-safer.
9448 (combine_var_copies_in_loop_exit): Likewise.
9449 (apply_opt_in_copies): Walk lists rather than hash tables.
9450 (release_var_copies): Simplified and inlined by hand into...
9451 (free_opt_info): ... this function.
9453 2009-06-02 Richard Guenther <rguenther@suse.de>
9455 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
9458 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9460 * cfgexpand.c (gimple_expand_cfg): Discard the source location
9461 only for builtins that are not overridden.
9463 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9465 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
9468 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9470 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
9472 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9474 * combine.c (move_deaths): Compare LUIDs within the same BB only.
9476 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9478 * common.opt (fdump-unnumbered-links): New.
9479 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
9480 * print-rtl.c (flag_dump_unnumbered_links): New.
9481 (print_rtx): Test it.
9483 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
9485 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
9486 push/pop multiple to 8-byte alignment.
9488 2009-06-01 Jakub Jelinek <jakub@redhat.com>
9490 * config/i386/i386.c (queued_cfa_restores): New static variable.
9491 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
9493 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
9494 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
9495 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
9496 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
9497 note unconditionally.
9498 (ix86_emit_restore_regs_using_mov): Likewise.
9499 (ix86_emit_restore_sse_regs_using_mov): Likewise.
9500 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
9501 it through to ix86_emit_restore_reg_using_pop.
9502 (ix86_emit_leave): Add RED_OFFSET argument. Call
9503 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
9504 instead of adding REG_CFA_OFFSET note unconditionally.
9505 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
9506 the above functions. Call ix86_add_queued_cfa_restore_notes when
9509 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
9510 force output of the label even for dwarf2out_do_cfi_asm.
9511 (add_fde_cfi): If -g2 and above and cfi might change CFA,
9512 force creation of CFI label and chain DW_CFA_set_loc jumping to it
9513 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
9515 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
9516 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
9517 dwarf2out_cfi_label callers.
9518 * tree.h (dwarf2out_cfi_label): Adjust prototype.
9519 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
9520 Adjust dwarf2out_cfi_label callers.
9521 * config/vax/vax.c (vax_output_function_prologue): Likewise.
9523 * config/i386/i386.h (struct machine_cfa_state,
9524 struct machine_function): Guard with ifndef USED_FOR_TARGET
9525 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
9528 * emutls.c (__emutls_get_address): Change arr->size to mean number
9529 of allocated arr->data entries instead of # of slots + 1.
9532 * recog.c (peep2_reinit_state): New function.
9533 (peephole2_init_state): Use it at the end of a basic block and also
9534 when seeing a RTX_FRAME_RELATED_P insn.
9536 2009-06-01 Steve Ellcey <sje@cup.hp.com>
9538 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
9539 fixuns_truncrfdi2): New.
9540 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
9541 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
9542 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
9543 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
9544 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
9545 *recip_approx): Remove.
9546 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
9547 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
9548 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
9550 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
9553 2009-06-01 Ian Lance Taylor <iant@google.com>
9555 * attribs.c (register_attribute): Use CONST_CAST.
9556 * collect2.c (main): Use CONST_CAST2.
9557 (scan_prog_file): Likewise.
9558 * gcc.c (process_command, main): Likewise.
9559 * toplev.c (toplev_main): Likewise.
9561 * c-typeck.c (handle_warn_cast_qual): New static function,
9562 partially broken out of build_c_cast.
9563 (build_c_cast): Call handle_warn_cast_qual.
9564 * doc/invoke.texi (Warning Options): Document new effect of
9567 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
9569 * diagnostic.c (diagnostic_build_prefix): Always print columns.
9570 (diagnostic_report_current_module): Print columns.
9571 * common.opt (flag_show_column): Enable by default.
9573 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
9575 * alias.c (find_base_term): Check for NULL term before returning.
9577 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
9579 Revert due to PR40320:
9580 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
9581 * calls.c (emit_library_call_value_1): Don't force_operand for move
9584 2009-06-01 Olivier Hainque <hainque@adacore.com>
9585 Eric Botcazou <ebotcazou@adacore.com>
9587 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
9588 to be processed as a bitfield for constructor output purposes.
9589 * output.h (initializer_constant_valid_for_bitfield_p): Declare
9591 * varasm.c (oc_local_state): New type, output_constructor
9592 local state to support communication with helpers.
9593 (oc_outer_state): New type, output_constructor outer state of
9594 relevance in recursive calls.
9595 (output_constructor_array_range): New output_constructor helper,
9596 extracted code for an array range element.
9597 (output_constructor_regular_field): New output_constructor helper,
9598 extracted code for an element that is not a bitfield.
9599 (output_constructor_bitfield): New output_constructor helper,
9600 extracted code for a bitfield element. Accept an OUTER state
9601 argument for recursive processing. Recurse on record or array
9602 CONSTRUCTOR values, possibly past noop conversions.
9603 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
9604 VALUE is a valid constant-valued expression for use in a static
9605 bit-field initializer.
9606 (output_constructor): Rework to use helpers. Accept and honor an
9607 OUTER state argument for recursive calls. Return total size. Be
9608 prepared for nested constructors initializing bitfields.
9609 (output_constant): Feed OUTER in calls to output_constructor.
9611 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
9613 * calls.c (emit_library_call_value_1): Don't force_operand for move
9616 2009-06-01 Nick Clifton <nickc@redhat.com>
9618 * doc/invoke.texi (IA-64 Options): Fix typo.
9620 2009-06-01 Ira Rosen <irar@il.ibm.com>
9622 PR tree-optimization/39129
9623 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
9625 (vect_do_peeling_for_loop_bound): Use
9626 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
9627 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
9628 (vect_loop_versioning): Likewise.
9629 (vect_create_cond_for_alias_checks): Fix indentation.
9630 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
9632 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
9633 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
9634 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
9635 "control flow in loop".
9636 (vect_estimate_min_profitable_iters): Use
9637 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
9638 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
9639 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9640 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
9641 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
9642 statement belongs to a group of strided accesses with the exact code
9644 (vectorizable_load): Likewise.
9645 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
9646 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
9648 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
9650 * config/freebsd-stdint.h: New file.
9651 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
9652 Add freebsd-stdint.h to tm_file.
9654 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
9656 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
9657 (thumb2_extendhidi2): Likewise.
9659 2009-05-31 Ian Lance Taylor <iant@google.com>
9661 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
9663 2009-05-31 Ian Lance Taylor <iant@google.com>
9665 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
9666 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
9667 (ipa-reference.o): Depend upon gt-ipa-reference.h.
9669 2009-05-31 Jason Merrill <jason@redhat.com>
9671 * tree-pretty-print.c (print_call_name): Take the callee, not the
9672 call itself. Make non-static. Use dump_function_name for functions.
9673 (dump_generic_node): Adjust.
9674 * diagnostic.h: Declare print_call_name.
9675 * gimple-pretty-print.c (dump_gimple_call): Use it.
9677 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
9679 * config/sh/sh.md (ashldi3_std): New define_expand.
9682 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
9685 * config/sh/sh.c: Include debug.h.
9686 (sh_expand_epilogue): Emit a blockage insn before the frame
9687 pointer adjustment also when dwarf2out_do_frame returns true.
9689 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
9691 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
9692 (thumb2_extendqidi2): New pattern.
9694 2009-05-31 Ira Rosen <irar@il.ibm.com>
9696 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
9697 mark phis for renaming.
9698 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
9699 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
9700 Call mark_sym_for_renaming.
9701 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
9702 * tree-vect-loop.c (vect_transform_loop): Remove
9703 vect_memsyms_to_rename initialization and a call to
9704 mark_set_for_renaming.
9706 2009-05-31 Jakub Jelinek <jakub@redhat.com>
9709 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
9710 frame related even if !set_cfa && style < 0.
9712 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
9714 * config/i386/mingw-tls.c: New file.
9715 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
9716 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
9717 defining _WIN32 but not __CYGWIN__.
9719 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9721 * configure.ac: Add MPC support.
9723 * config.in, configure: Regenerate.
9725 2009-05-29 Richard Henderson <rth@redhat.com>
9727 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
9728 NOTE_INSN_BASIC_BLOCK.
9729 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
9730 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
9731 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
9733 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
9735 (add_cfi): Disable check redefining cfa away from drap.
9736 (lookup_cfa_1): Add remember argument; handle remember/restore.
9737 (lookup_cfa): Pass remember argument.
9738 (cfa_remember): New.
9739 (compute_barrier_args_size_1): Remove sibcall check.
9740 (dwarf2out_frame_debug_def_cfa): New.
9741 (dwarf2out_frame_debug_adjust_cfa): New.
9742 (dwarf2out_frame_debug_cfa_offset): New.
9743 (dwarf2out_frame_debug_cfa_register): New.
9744 (dwarf2out_frame_debug_cfa_restore): New.
9745 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
9746 (dwarf2out_begin_epilogue): New.
9747 (dwarf2out_frame_debug_restore_state): New.
9748 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
9749 DW_CFA_restore_state.
9750 (output_cfi_directive): Likewise.
9751 (convert_cfa_to_fb_loc_list): Likewise.
9752 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
9753 * dwarf2out.h: Update.
9754 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
9755 (copy_insn_1): Early out for null.
9756 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
9757 and dwarf2out_frame_debug_restore_state.
9758 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
9759 (prologue_insn_hash, epilogue_insn_hash): New.
9760 (free_after_compilation): Adjust freeing accordingly.
9761 (record_insns): Create hash table if needed; push insns into
9762 hash instead of array.
9763 (maybe_copy_epilogue_insn): New.
9764 (contains): Search hash table instead of array.
9765 (sibcall_epilogue_contains): Remove.
9766 (thread_prologue_and_epilogue_insns): Split eh_return insns
9767 and mark them as epilogues.
9768 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
9769 scanning in terms of basic blocks.
9770 * insn-notes.def (CFA_RESTORE_STATE): New.
9771 * jump.c (returnjump_p_1): Accept EH_RETURN.
9772 (eh_returnjump_p_1, eh_returnjump_p): New.
9773 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
9774 CFA_REGISTER, CFA_RESTORE): New.
9775 * rtl.def (EH_RETURN): New.
9776 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
9778 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
9779 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
9781 * config/i386/i386.c (gen_push): Update cfa state.
9782 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
9783 add a CFA_ADJUST_CFA note.
9784 (ix86_dwarf_handle_frame_unspec): Remove.
9785 (ix86_expand_prologue): Update cfa state.
9786 (ix86_emit_restore_reg_using_pop): New.
9787 (ix86_emit_restore_regs_using_pop): New.
9788 (ix86_emit_leave): New.
9789 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
9790 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
9791 * config/i386/i386.h (struct machine_cfa_state): New.
9792 (ix86_cfa_state): New.
9793 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
9794 (eh_return_internal): Merge from eh_return_<mode>,
9795 use eh_return rtx, split w/ epilogue.
9797 2009-05-29 Ian Lance Taylor <iant@google.com>
9799 * builtins.c (validate_gimple_arglist): Don't use va_arg with
9801 * calls.c (emit_library_call_value_1): Likewise.
9803 * c-typeck.c (c_build_va_arg): New function.
9804 * c-tree.h (c_build_va_arg): Declare.
9805 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
9806 instead of build_va_arg.
9808 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
9810 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
9811 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
9812 (ptr_difference_cost): Use affine combinations to compute it.
9813 (difference_cost): Likewise.
9814 (get_computation_cost_at): Compute more accurate cost for addresses
9815 if the ratio is a multiplier allowed in addresses.
9816 For non-addresses, consider that an additional offset or symbol is
9819 2009-05-29 Jakub Jelinek <jakub@redhat.com>
9821 * config/i386/i386.c (ix86_decompose_address): Avoid useless
9822 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
9824 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
9825 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
9826 (prefix_rex): For UNIT_MMX don't imply the prefix by default
9828 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
9829 to 1 for TYPE_SSE{IADD1,CVT1}.
9830 (prefix_vex_imm8): Removed.
9831 (length_vex): Only pass 1 as second argument to
9832 ix86_attr_length_vex_default if prefix_extra is 0.
9833 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
9834 (length): For prefix vex computation use length_immediate
9835 attribute instead of prefix_vex_imm8.
9836 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
9837 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
9838 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
9839 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
9840 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
9841 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
9842 a space in between the operands.
9843 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
9844 if one operand is 0xff and the other one si, di, bp or sp.
9845 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
9846 other one si, di, bp or sp.
9847 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
9848 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
9849 type and mode attributes.
9850 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
9851 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
9852 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
9853 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
9854 prefix_data16 attribute iff MODE_DF.
9855 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
9856 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
9857 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
9858 constm128_operand in length_immediate computation.
9859 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
9860 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
9861 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
9862 length_immediate attribute to 1.
9863 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
9864 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
9865 for certain alternatives.
9866 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
9867 prefix_data16 attribute if MODE_V1DF.
9868 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
9869 length_immediate to 1.
9870 (set_got_rex64, set_rip_rex64): Remove length attribute, set
9871 length_address to 4, set mode attribute to MODE_DI.
9872 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
9873 (fxam<mode>2_i387): Set length attribute to 4.
9874 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
9875 *prefetch_3dnow_rex): Override length_address attribute.
9876 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
9878 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
9879 (constm128_operand): Removed.
9880 * config/i386/i386.c (memory_address_length): For
9881 disp && !index && !base in 64-bit mode account for SIB byte if
9882 print_operand_address can't optimize disp32 into disp32(%rip)
9883 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
9884 for fs: or gs: segment.
9885 (ix86_attr_length_immediate_default): When checking if shortform
9886 is possible, truncate immediate to the length of the non-shortened
9888 (ix86_attr_length_address_default): Ignore MEM_P operands
9890 (ix86_attr_length_vex_default): Only check for DImode on
9891 GENERAL_REG_P operands.
9892 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
9893 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
9894 (sse_cvttps2pi): Clear prefix_rep attribute.
9895 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
9897 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
9898 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
9899 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
9900 iff operand 2 is const_int_operand.
9901 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
9902 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
9903 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
9905 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
9907 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
9908 prefix_data16 attribute for movlpd and movhpd instructions.
9909 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
9910 length_immediate for shufpd instruction.
9911 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
9912 (avx_cmpp<avxmodesuffixf2c><mode>3,
9913 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
9914 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
9915 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
9916 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
9917 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
9918 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
9919 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
9920 prefix_data16 attribute for the first alternative to 1.
9921 (*avx_loadlps): Override length_immediate for the first alternative.
9922 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
9923 attributes for second alternative.
9924 (*vec_concatv2sf_sse4_1): Override length_immediate and
9925 prefix_data16 attributes for second alternative.
9926 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
9927 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
9928 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
9929 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
9930 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
9931 prefix_data16 and length_immediate to 1.
9932 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
9934 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
9935 prefix_extra attribute for variants that don't have 0f prefix alone.
9936 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
9937 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
9938 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
9939 *sse4_1_pextrd): Set length_immediate to 1.
9940 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
9941 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
9943 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
9944 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
9945 length_immediate to 1 for second alternative.
9946 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
9947 prefix_extra and length_immediate attributes for the first
9949 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
9951 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
9952 to 1 for the first and third alternative.
9953 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
9955 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
9957 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
9959 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
9960 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
9961 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
9962 *avx_psign<mode>3): Set prefix_extra attribute to 1.
9963 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
9964 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
9965 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
9966 ssse3_psign<mode>3): Override prefix_rex attribute.
9967 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
9968 (ssse3_palignrti): Override length_immediate to 1.
9969 (ssse3_palignrdi): Override length_immediate to 1, override
9970 prefix_rex attribute.
9971 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
9972 (sse4a_extrqi): Override length_immediate to 2.
9973 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
9974 (sse4a_insertq): Override prefix_data16 to 0.
9975 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
9976 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
9977 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
9978 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
9979 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
9980 and length_immediate to 1.
9981 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
9982 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
9983 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
9984 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
9985 and length_immediate to 1.
9986 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
9987 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
9988 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
9989 avx_ptest256): Override prefix_extra to 1.
9990 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
9991 Override prefix_data16 and length_immediate to 1.
9992 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
9993 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
9994 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
9995 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
9996 prefix_data16 to 0 and prefix_extra to 2.
9997 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
9998 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
10000 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
10001 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
10002 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
10003 and prefix_extra to 2.
10004 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
10005 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
10006 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
10007 avx_vpermilvar<mode>3,
10008 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
10009 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
10010 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
10011 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
10012 Override prefix_extra to 1.
10013 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
10014 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
10015 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
10016 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
10017 prefix_extra and length_immediate to 1.
10018 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
10020 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
10021 to 1 for the first alternative.
10022 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
10023 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
10025 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
10026 *movv2sf_internal_avx, *movv2sf_internal): Override
10027 prefix_rep attribute for certain alternatives.
10028 (*mov<mode>_internal): Override prefix_rep or prefix_data16
10029 attributes for certain alternatives.
10030 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
10031 attributes for certain alternatives.
10032 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
10033 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
10034 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
10035 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
10036 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
10037 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
10038 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
10039 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
10040 length_immediate to 1 if operand 2 is const_int_operand.
10041 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
10042 *vec_extractv2si_1): Set length_immediate attribute to 1.
10043 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
10044 using old 3DNOW insn rather than SSE/3DNOW_A.
10045 (mmx_emms, mmx_femms): Clear modrm attribute.
10047 2009-05-29 Martin Jambor <mjambor@suse.cz>
10049 * tree-sra.c: New implementation of SRA.
10051 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
10052 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
10053 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
10054 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
10055 (SRA_MAX_STRUCTURE_COUNT): Removed.
10056 (SRA_FIELD_STRUCTURE_RATIO): Removed.
10057 * doc/invoke.texi (sra-max-structure-size): Removed.
10058 (sra-field-structure-ratio): Removed.
10060 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10062 PR middle-end/40291
10063 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
10066 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
10068 PR rtl-optimization/40101
10069 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
10070 seqno. Adjust comment.
10071 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
10072 inserting bookkeeping before a jump, the jump is not scheduled.
10073 When no positive seqno found, provide a value. Add comment.
10075 2009-05-29 Richard Guenther <rguenther@suse.de>
10077 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
10078 short-cutting on the first component.
10080 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10082 PR middle-end/39958
10083 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
10084 for trees other than decls/types.
10086 2009-05-29 Richard Guenther <rguenther@suse.de>
10088 * tree-ssa-operands.c (get_expr_operands): Do not handle
10089 INDIRECT_REFs in the handled-component case. Remove
10090 unused get_ref_base_and_extent case.
10091 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
10092 tree_low_cst and host_integerp where possible.
10093 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
10094 codes for equivalence.
10095 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
10097 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
10099 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
10100 to tmake_file for i[34567]86-*-cygwin*.
10102 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10105 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
10106 (altivec_categorize_keyword, init_vector_keywords,
10107 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
10110 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
10112 * tree.c (handle_dll_attribute): Check if node is
10113 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
10115 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
10117 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
10119 (thumb2_zero_extendqidi2): Likewise.
10121 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
10123 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
10124 instead of gen_movrt.
10125 * config/sh/sh.md (movrt): Remove.
10127 2009-05-28 Steve Ellcey <sje@cup.hp.com>
10129 * doc/invoke.texi (IA-64 Options):
10130 Add -msdata, -mfused-madd, -mno-inline-float-divide,
10131 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
10132 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
10133 -msched-prefer-non-control-spec-insns,
10134 -msched-stop-bits-after-every-cycle,
10135 -msched-count-spec-in-critical-path,
10136 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
10137 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
10138 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
10139 and -msched-spec-verbose.
10141 2009-05-28 Joseph Myers <joseph@codesourcery.com>
10143 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
10144 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
10146 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
10148 2009-05-28 Richard Guenther <rguenther@suse.de>
10150 * tree-ssa-alias.c (ao_ref_init): New function.
10151 (ao_ref_base): Likewise.
10152 (ao_ref_base_alias_set): Likewise.
10153 (ao_ref_alias_set): Likewise.
10154 (refs_may_alias_p_1): Change signature.
10155 (refs_may_alias_p): Adjust.
10156 (refs_anti_dependent_p): Likewise.
10157 (refs_output_dependent_p): Likewise.
10158 (call_may_clobber_ref_p_1): Change signature.
10159 (call_may_clobber_ref_p): Adjust.
10160 (stmt_may_clobber_ref_p_1): New function split out from ...
10161 (stmt_may_clobber_ref_p): ... here.
10162 (maybe_skip_until): Adjust signature.
10163 (get_continuation_for_phi): Likewise.
10164 (walk_non_aliased_vuses): Likewise.
10165 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
10166 (ao_ref_init): Declare.
10167 (ao_ref_base): Likewise.
10168 (ao_ref_alias_set): Likewise.
10169 (stmt_may_clobber_ref_p_1): Likewise.
10170 (walk_non_aliased_vuses): Adjust.
10171 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
10172 (get_ref_from_reference_ops): remove.
10173 (vn_reference_lookup_2): Adjust signature.
10174 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
10175 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
10176 (vn_reference_lookup): Adjust.
10177 (vn_reference_insert): Likewise.
10178 (vn_reference_insert_pieces): Adjust signature.
10179 (visit_reference_op_call): Adjust.
10180 * tree-ssa-pre.c (get_expr_type): Simplify.
10181 (phi_translate_1): Adjust.
10182 (compute_avail): Likewise.
10183 (translate_vuse_through_block): Do not re-build trees.
10184 (value_dies_in_block_x): Likewise.
10185 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
10187 (vn_reference_lookup_pieces): Adjust declaration.
10188 (vn_reference_insert_pieces): Likewise.
10190 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
10192 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
10193 with checking disabled.
10195 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
10199 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
10200 macro definition for support of three-operand format aligned
10201 .comm directive in assembler on cygwin/pe/mingw target OS.
10202 * configure: Regenerate.
10203 * config.h: Regenerate.
10205 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
10206 aligned form of .comm directive if -mpe-aligned-commons is in effect.
10207 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
10209 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
10210 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
10212 2009-05-28 Ira Rosen <irar@il.ibm.com>
10214 PR tree-optimization/40254
10215 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
10216 in analysis of basic blocks.
10218 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
10220 PR middle-end/33699
10221 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
10222 * target-def.h (TARGET_CONST_ANCHOR): New macro.
10223 (TARGET_INITIALIZER): Use it.
10224 * cse.c (CHEAPER): Move it up to the other macros.
10225 (insert): Rename this ...
10226 (insert_with_costs): ... to this. Add cost parameters. Update
10228 (insert): New function. Call insert_with_costs.
10229 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
10230 find_reg_offset_for_const, try_const_anchors): New functions.
10231 (cse_insn): Call try_const_anchors. Adjust cost of src_related
10232 when using a const-anchor. Call insert_const_anchors.
10233 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
10234 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
10236 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
10238 * tree-inline.c (remap_decls): Enable nonlocalized variables
10239 when not optimizing.
10241 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
10243 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
10244 Simplify other tests involving optimize.
10246 2009-05-27 Tom Tromey <tromey@redhat.com>
10248 * unwind-dw2.c (_Unwind_DebugHook): New function.
10249 (uw_install_context): Call _Unwind_DebugHook.
10251 2009-05-27 Tom Tromey <tromey@redhat.com>
10253 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
10255 2009-05-27 Ian Lance Taylor <iant@google.com>
10257 * Makefile.in (LINKER, LINKER_FLAGS): Define.
10258 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
10259 (ALL_LINKERFLAGS): Define.
10260 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
10261 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
10262 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
10263 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
10264 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
10265 $(LINKER_FOR_BUILD).
10266 (build/gcov-iov$(build_exeext)): Likewise.
10268 2009-05-27 Julian Brown <julian@codesourcery.com>
10270 * gcse.c (target.h): Include.
10271 (can_assign_to_reg_without_clobbers_p): Check that the target allows
10272 copy of argument to a pseudo register.
10274 2009-05-27 Diego Novillo <dnovillo@google.com>
10276 * tree-ssa-live.c (dump_scope_block): Document arguments.
10277 (dump_scope_blocks): Document.
10278 (debug_scope_blocks): New.
10279 * tree-flow.h (debug_scope_blocks): Declare.
10281 2009-05-21 Denis Chertykov <denisc@overta.ru>
10283 * doc/contrib.texi (Contributors): Add myself to the list.
10285 2009-05-27 Olivier Hainque <hainque@adacore.com>
10287 * expr.c (target_align): New function. Alignment the TARGET of an
10288 assignment may be assume to have.
10289 (highest_pow2_factor_for_target): Use it instead of relying on
10290 immediate tree attributes of TARGET, not necessarily honored when
10291 intermediate bitfields are involved.
10293 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
10296 * config/i386/driver-i386.c (host_detect_local_cpu): Support
10297 AVX, SSE4, AES, PCLMUL and POPCNT.
10299 2009-05-27 Diego Novillo <dnovillo@google.com>
10301 * tree-pretty-print.c (dump_location): New.
10302 (dump_generic_node): Call it.
10303 Factor code to handle BLOCK nodes ...
10304 (dump_block_node): ... here.
10306 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
10308 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
10310 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
10312 * gcc-plugin.h: Include config.h and system.h.
10313 (IN_GCC): Define if not defined.
10315 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
10317 PR middle-end/40249
10318 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
10321 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
10323 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
10325 * config/m32r/m32r.h: Ditto.
10326 * config/m32r/m32r.md: Ditto.
10327 * config/m32r/predicates.md: Ditto.
10329 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
10331 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
10333 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
10336 (Loading plugins): typo.
10337 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
10338 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
10339 (Interacting with the GCC Garbage Collector): Added new section.
10340 (Giving information about a plugin): Added new section for
10342 * ggc.h (ggc_register_root_tab): Added declaration.
10343 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
10344 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
10345 (register_callback): Improved comment in declaration.
10346 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
10347 (extra_root_vec) Added static variable for dynamic roots registration.
10348 (ggc_register_root_tab) Added new routine.
10349 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
10350 PLUGIN_GGC_MARKING event.
10351 * ggc-zone.c: Include plugin.h.
10352 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
10353 * ggc-page.c: Include plugin.h.
10354 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
10355 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
10356 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
10357 (register_callback): check lack of callbacks for
10358 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
10359 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
10360 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
10361 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
10362 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
10363 dependency on plugin.h.
10364 (plugin.o): Added dependency on ggc.h...
10366 2009-05-26 Richard Guenther <rguenther@suse.de>
10368 PR middle-end/40248
10370 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
10371 with mismatched comparison modes.
10373 * expr.c (expand_expr_real_1): Expand the operand of a
10374 VIEW_CONVERT_EXPR in its natural mode.
10376 2009-05-26 Ian Lance Taylor <iant@google.com>
10378 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
10379 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
10380 (ALL_COMPILERFLAGS): Define.
10381 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
10382 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
10383 (collect2$(exeext), collect2.o): Likewise.
10384 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
10385 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
10386 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
10387 (libbackend.o, intl.o, cppdefault.o): Likewise.
10388 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
10389 (build/%.o): Use $(COMPILER_FOR_BUILD).
10390 (build/gen%$(build_exeext)): Likewise.
10391 (build/gcov-iov$(build_exeext)): LIkewise.
10392 * config/t-darwin (darwin.o): Use $(COMPILER).
10393 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
10394 * config/t-sol2 (sol2-c.o): Likewise.
10395 (sol2.o): Likewise.
10396 * config/t-vxworks (vxworks.o): Likewise.
10397 * config/x-darwin (host-darwin.o): Likewise.
10398 * config/x-hpux (host-hpux.o): Likewise.
10399 * config/x-linux (host-linux.o): Likewise.
10400 * config/x-solaris (host-solaris.o): Likewise.
10401 * config/alpha/x-alpha (driver-alpha.o): Likewise.
10402 * config/arm/t-arm (arm-c.o): Likewise.
10403 * config/arm/t-pe (pe.o): Likewise.
10404 * config/arm/t-wince-pe (pe.o): Likewise.
10405 * config/i386/t-cygming (winnt.o): Likewise.
10406 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
10407 * config/i386/t-cygwin (cygwin1.o): Likewise.
10408 (cygwin2.o): Likewise.
10409 * config/i386/t-i386 (i386-c.o): Likewise.
10410 * config/i386/t-interix (winnt.o): Likewise.
10411 * config/i386/t-netware (netware.o): Likewise.
10412 * config/i386/t-nwld (nwld.o): Likewise.
10413 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
10414 * config/i386/x-i386 (driver-i386.o): Likewise.
10415 * config/i386/x-cygwin (host-cygwin.o): Likewise.
10416 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
10417 * config/ia64/t-ia64 (ia64-c.o): Likewise.
10418 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
10419 * config/mips/x-native (driver-native.o): Likewise.
10420 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
10421 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
10422 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
10423 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
10424 * config/score/t-score-elf (score7.o): Likewise.
10425 (score3.o): Likewise.
10426 * config/sh/t-sh (sh-c.o): Likewise.
10427 * config/sh/t-symbian (sh-c.o): Likewise.
10428 (symbian.o): Likewise.
10429 * config/spu/t-spu-elf (spu-c.o): Likewise.
10430 * config/v850/t-v850 (v850-c.o): Likewise.
10431 * config/v850/t-v850e (v850-c.o): Likewise.
10433 2009-05-26 Richard Guenther <rguenther@suse.de>
10435 PR tree-optimization/40122
10436 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
10437 VECTOR_CSTs if possible.
10438 (fold_gimple_assign): Likewise.
10440 2009-05-26 Richard Guenther <rguenther@suse.de>
10442 PR middle-end/40252
10443 * fold-const.c (fold_binary): Use the correct types for building
10446 2009-05-26 Richard Guenther <rguenther@suse.de>
10448 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
10449 redundant calls to merge_alias_info.
10450 (bump_vector_ptr): Likewise.
10451 * tree-ssa-copy.c (merge_alias_info): Remove.
10452 (replace_exp_1): Remove call to merge_alias_info.
10453 (propagate_tree_value): Likewise.
10454 (fini_copy_prop): Propagate points-to info.
10455 * tree-flow.h (merge_alias_info): Remove.
10457 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10459 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
10461 2009-05-25 Jan Hubicka <jh@suse.cz>
10463 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
10464 * cgraph.h (struct inline_summary): New filed self_wize,
10465 size_inlining_benefit, self_time and time_inlining_benefit.
10466 (struct cgraph_global_info): Replace insns by time ans size fields.
10467 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
10468 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
10469 (ipcp_update_callgraph): Do not touch function bodies.
10470 * ipa-inline.c: Include except.h
10471 (MAX_TIME): New constant.
10472 (overall_insns): Remove.
10473 (leaf_node_p): New.
10474 (overall_size, max_benefit): New static variables.
10475 (cgraph_estimate_time_after_inlining): New function.
10476 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
10477 (cgraph_clone_inlined_nodes): Update size.
10478 (cgraph_mark_inline_edge): Update size.
10479 (cgraph_estimate_growth): Use size info.
10480 (cgraph_check_inline_limits): Check size.
10481 (cgraph_default_inline_p): Likewise.
10482 (cgraph_edge_badness): Compute badness based on benefit and size cost.
10483 (cgraph_decide_recursive_inlining): Check size.
10484 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
10486 (cgraph_decide_inlining): Likewise.
10487 (cgraph_decide_inlining_incrementally): Likewise; honor
10488 PARAM_EARLY_INLINING_INSNS.
10489 (likely_eliminated_by_inlining_p): New predicate.
10490 (estimate_function_body_sizes): New function.
10491 (compute_inline_parameters): Use it.
10492 * except.c (must_not_throw_labels): New function.
10493 * except.h (must_not_throw_labels): Declare.
10494 * tree-inline.c (init_inline_once): Kill inlining_weigths
10495 * tree-ssa-structalias.c: Avoid uninitialized warning.
10496 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
10497 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
10498 (PARAM_INLINE_CALL_COST): Remove.
10499 (PARAM_EARLY_INLINING_INSNS): New.
10501 2009-05-25 Richard Guenther <rguenther@suse.de>
10503 PR tree-optimization/36327
10504 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
10505 callback for reference translation or lookup at the point of may-defs.
10506 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
10507 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
10508 for union COMPONENT_REFs.
10509 (vn_reference_lookup_3): New callback. Lookup from memset
10510 and CONSTRUCTOR assignment, translate through struct copies.
10511 (vn_reference_lookup_pieces): Make sure to not free the
10512 passed operands array. Adjust walk_non_aliased_vuses call.
10513 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
10514 make sure we do not leak memory.
10516 2009-05-25 Richard Guenther <rguenther@suse.de>
10518 * tree-ssa-alias.h (dump_points_to_solution): Declare.
10519 * tree-inline.c (expand_call_inline): Reset the escaped and
10520 callused solutions.
10521 * tree-ssa-structalias.c (pass_build_ealias): New.
10522 * tree-pass.h (pass_build_ealias): Declare.
10523 * passes.c (init_optimization_passes): Add PTA during
10524 early optimizations.
10525 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
10526 and CALLUSED solutions.
10527 (dump_points_to_solution): New function, split out from ...
10528 (dump_points_to_info_for): ... here.
10529 * tree-parloops.c (parallelize_loops): Reset the escaped and
10530 callused solutions.
10532 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10535 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
10536 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
10538 2009-05-25 Ira Rosen <irar@il.ibm.com>
10540 PR tree-optimization/40238
10541 * tree-vect-stmts.c (vect_init_vector): Insert initialization
10542 statements after basic block's labels.
10543 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
10544 to free the allocated memory.
10546 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
10548 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
10549 return address with a USE.
10551 2009-05-24 Richard Guenther <rguenther@suse.de>
10553 PR middle-end/40233
10554 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
10555 array type from the main variant of the inner type.
10557 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10559 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
10560 definition to bool (from int) to un-break build.
10561 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
10563 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
10565 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
10566 discard_stmt_changes): Delete.
10567 * tree-ssa-operands.c (scb_stack): Delete.
10568 (init_ssa_operands): Do not initialize it.
10569 (fini_ssa_operands): Do not free it.
10570 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
10572 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
10573 update_stmt, remove the others. Fix comments.
10574 * tree-dfa.c (optimize_stack_restore): Likewise.
10575 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
10576 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
10577 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
10578 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
10580 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
10581 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
10582 (dom_opt_finalize_block): Likewise, adjusting access to
10584 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
10585 (stmts_to_rescan): Change item type to gimple.
10586 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
10588 2009-05-24 Ira Rosen <irar@il.ibm.com>
10590 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
10591 * tree-pass.h (pass_slp_vectorize): New pass.
10592 * params.h (SLP_MAX_INSNS_IN_BB): Define.
10593 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
10594 * tree-vectorizer.c (timevar.h): Include.
10595 (user_vect_verbosity_level): Declare.
10596 (vect_location): Fix comment.
10597 (vect_set_verbosity_level): Update user_vect_verbosity_level
10598 instead of vect_verbosity_level.
10599 (vect_set_dump_settings): Add an argument. Ignore user defined
10600 verbosity if dump flags require higher level of verbosity. Print to
10601 stderr only for loop vectorization.
10602 (vectorize_loops): Update call to vect_set_dump_settings.
10603 (execute_vect_slp): New function.
10604 (gate_vect_slp): Likewise.
10605 (struct gimple_opt_pass pass_slp_vectorize): New.
10606 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
10607 access its members.
10608 (vec_info_for_bb): New function.
10609 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
10610 (VECTORIZATION_ENABLED): New macro.
10611 (SLP_ENABLED, SLP_DISABLED): Likewise.
10612 (vect_is_simple_use): Add bb_vec_info argument.
10613 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
10614 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
10615 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
10616 vect_schedule_slp, vect_analyze_slp): Likewise.
10617 (vect_analyze_stmt): Add slp_tree argument.
10618 (find_bb_location): Declare.
10619 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
10620 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
10621 (vect_analyze_loop_operations, vect_analyze_loop,
10622 get_initial_def_for_induction, vect_create_epilog_for_reduction,
10623 vect_finalize_reduction, vectorizable_reduction,
10624 vectorizable_live_operation, vect_transform_loop): Likewise.
10625 * tree-data-ref.c (dr_analyze_innermost): Update comment,
10626 skip evolution analysis if analyzing a basic block.
10627 (dr_analyze_indices): Likewise.
10628 (initialize_data_dependence_relation): Skip the test whether the
10629 object is invariant for basic blocks.
10630 (compute_all_dependences): Skip dependence analysis for data
10631 references in basic blocks.
10632 (find_data_references_in_stmt): Don't fail in case of invariant
10633 access in basic block.
10634 (find_data_references_in_bb): New function.
10635 (find_data_references_in_loop): Move code to
10636 find_data_references_in_bb and add a call to it.
10637 (compute_data_dependences_for_bb): New function.
10638 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
10639 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
10641 (vect_analyze_data_ref_dependence): Check for interleaving in case of
10642 unknown dependence in basic block and fail in case of dependence in
10644 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
10645 dependence instances from either loop or basic block vectorization
10647 (vect_compute_data_ref_alignment): Check if it is loop vectorization
10648 before calling nested_in_vect_loop_p.
10649 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
10650 dependence instances from either loop or basic block vectorization
10652 (vect_verify_datarefs_alignment): Likewise.
10653 (vect_enhance_data_refs_alignment): Adjust function calls.
10654 (vect_analyze_data_refs_alignment): Likewise.
10655 (vect_analyze_group_access): Fix printing. Skip different checks if
10656 DR_STEP is 0. Keep strided stores either in loop or basic block
10657 vectorization data structure. Fix indentation.
10658 (vect_analyze_data_ref_access): Fix comments, allow zero step in
10660 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
10661 dependence instances from either loop or basic block vectorization
10663 (vect_analyze_data_refs): Update comment. Call
10664 compute_data_dependences_for_bb to analyze basic blocks.
10665 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
10666 case of loop vectorization. In case of basic block vectorization use
10667 data-ref itself as a base.
10668 (vect_create_data_ref_ptr): In case of basic block vectorization:
10669 don't advance the pointer, add new statements before the current
10670 statement. Adjust function calls.
10671 (vect_supportable_dr_alignment): Support only aligned accesses in
10672 basic block vectorization.
10673 * common.opt (ftree-slp-vectorize): New flag.
10674 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
10675 (vect_pattern_recog_1): Likewise.
10676 * tree-vect-stmts.c (process_use): Likewise.
10677 (vect_init_vector): Add new statements in the beginning of the basic
10678 block in case of basic block SLP.
10679 (vect_get_vec_def_for_operand): Adjust function calls.
10680 (vect_finish_stmt_generation): Likewise.
10681 (vectorizable_call): Add assert that it is loop vectorization, adjust
10683 (vectorizable_conversion, vectorizable_assignment): Likewise.
10684 (vectorizable_operation): In case of basic block SLP, take
10685 vectorization factor from statement's type and skip the relevance
10686 check. Adjust function calls.
10687 (vectorizable_type_demotion): Add assert that it is loop
10688 vectorization, adjust function calls.
10689 (vectorizable_type_promotion): Likewise.
10690 (vectorizable_store): Check for outer loop only in case of loop
10691 vectorization. Adjust function calls. For basic blocks, skip the
10692 relevance check and don't advance pointers.
10693 (vectorizable_load): Likewise.
10694 (vectorizable_condition): Add assert that it is loop vectorization,
10695 adjust function calls.
10696 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
10697 that it is not reduction, get vector type, call only supported
10698 functions, skip loop specific parts.
10699 (vect_transform_stmt): Check for outer loop only in case of loop
10701 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
10702 (vect_is_simple_use): Fix comment, add new argument, fix conditions
10703 for external definition.
10704 * passes.c (pass_slp_vectorize): New pass.
10705 * tree-vect-slp.c (find_bb_location): New function.
10706 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
10707 check for patterns only in loops.
10708 (vect_build_slp_tree): Add argument, adjust function calls, fail in
10709 case of multiple types in basic block SLP.
10710 (vect_mark_slp_stmts_relevant): New function.
10711 (vect_supported_load_permutation_p): Fix comment.
10712 (vect_analyze_slp_instance): Add argument. In case of basic block
10713 SLP, take vectorization factor from statement's type, check that
10714 unrolling factor is 1. Adjust function call. Save SLP instance in
10715 either loop or basic block vectorization structure. Return FALSE,
10717 (vect_analyze_slp): Add argument. Get strided stores groups from
10718 either loop or basic block vectorization structure. Return FALSE
10719 if basic block SLP failed.
10720 (new_bb_vec_info): New function.
10721 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
10722 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
10723 (vect_schedule_slp): Add argument. Get SLP instances from either
10724 loop or basic block vectorization structure. Set vectorization factor
10725 to be 1 for basic block SLP.
10726 (vect_slp_transform_bb): New function.
10727 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
10729 2009-05-23 Mark Mitchell <mark@codesourcery.com>
10731 * final.c (shorten_branches): Do not align labels for jump tables.
10732 (final_scan_insn): Use JUMP_TABLE_DATA_P.
10734 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
10736 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
10737 Remove outdated reference to flow.c and fix nits.
10738 * doc/gccint.texi: Tweak RTL description.
10739 * doc/rtl.texi: Likewise.
10741 2009-05-23 Denis Chertykov <chertykov@gmail.com>
10743 * config/avr/avr.c: Change my email address.
10744 * config/avr/avr.h: Likewise.
10745 * config/avr/avr.md: Likewise.
10746 * config/avr/avr-protos.h: Likewise.
10747 * config/avr/libgcc.S: Likewise.
10749 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
10751 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
10752 (spu_split_load, spu_split_store): Change return type to int.
10753 (spu_split_convert): Declare.
10754 * config/spu/predicates.md (spu_mem_operand): Remove.
10755 (spu_mov_operand): Update.
10756 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
10757 * config/spu/spu.c (regno_aligned_for_load): Remove.
10758 (reg_aligned_for_addr, spu_expand_load): Define.
10759 (spu_expand_extv): Reimplement and handle MEM.
10760 (spu_expand_insv): Handle MEM.
10761 (spu_sched_reorder): Handle insn's with length 0.
10762 (spu_legitimate_address_p): Reimplement.
10763 (store_with_one_insn_p): Return TRUE for any mode with size
10764 larger than 16 bytes.
10765 (address_needs_split): Define.
10766 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
10768 (spu_convert_move): Define.
10769 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
10770 (spu_split_store): Change all MEM's to TImode.
10771 (spu_init_expanders): Preallocate registers that correspond to
10772 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
10774 (spu_split_convert): Define.
10775 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
10776 (_move<mode>, _movdi, _movti): Update predicate and condition.
10777 (load, store): Change to define_split.
10778 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
10780 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
10781 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
10782 define_insn_and_split of lshr<mode>3.
10783 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
10784 (<v>ashr<mode>3_imm): Define.
10785 (extv, extzv, insv): Allow MEM operands.
10786 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
10787 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
10788 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
10789 (_spu_convert2): Change to define_insn_and_split and remove the
10790 corresponding define_peephole2.
10791 (stack_protect_set, stack_protect_test, stack_protect_test_si):
10792 Change predicates to memory_operand.
10794 2009-05-22 Mark Mitchell <mark@codesourcery.com>
10796 * config/arm/thumb2.md: Add 16-bit multiply instructions.
10798 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10800 PR tree-optimization/40219
10801 * tree.c (iterative_hash_expr): Make sure the builtin function is
10802 a normal builtin function and not a front end or back end builtin
10803 before indexing into the built_in_decls array.
10805 2009-05-22 Richard Guenther <rguenther@suse.de>
10807 PR middle-end/38964
10808 * alias.c (write_dependence_p): Do not use TBAA for answering
10809 anti-dependence or output-dependence.
10810 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
10811 (emit_pointer_definition): Remove.
10812 (emit_alias_warning): Likewise.
10813 (find_what_var_points_to): Remove TBAA pruning code.
10814 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
10816 (compute_points_to_sets): Remove code computing the set of
10817 dereferenced pointers.
10818 * tree-data-ref.c (dr_may_alias_p): Properly use the split
10819 oracle for querying anti and output dependencies.
10820 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
10821 if TBAA may be applied.
10822 (refs_anti_dependent_p): New function.
10823 (refs_output_dependent_p): Likewise.
10824 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
10825 (refs_output_dependent_p): Likewise.
10826 * doc/tree-ssa.texi (Memory model): New section.
10827 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
10828 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
10829 * cfgexpand.c (expand_gimple_basic_block): Do not handle
10830 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
10831 * expr.c (expand_expr_real_1): Likewise.
10832 * gimple-low.c (lower_stmt): Likewise.
10833 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
10834 (dump_gimple_cdt): Remove.
10835 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
10836 (gimple_size): Likewise.
10837 (walk_gimple_op): Likewise.
10838 (is_gimple_stmt): Likewise.
10839 (walk_stmt_load_store_addr_ops): Likewise.
10840 (gimple_build_cdt): Remove.
10841 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
10842 * gimple.h (gimple_cdt_new_type): Remove.
10843 (gimple_cdt_new_type_ptr): Likewise.
10844 (gimple_cdt_set_new_type): Likewise.
10845 (gimple_cdt_location): Likewise.
10846 (gimple_cdt_location_ptr): Likewise.
10847 (gimple_cdt_set_location): Likewise.
10848 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
10849 * tree-cfg.c (remove_useless_stmts_1): Do not handle
10850 GIMPLE_CHANGE_DYNAMIC_TYPE.
10851 (verify_types_in_gimple_stmt): Likewise.
10852 * tree-inline.c (estimate_num_insns): Likewise.
10853 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
10854 (copy_decl_to_var): Likewise.
10855 (copy_result_decl_to_var): Likewise.
10856 * tree-pretty-print.c (dump_generic_node): Do not handle
10857 CHANGE_DYNAMIC_TYPE_EXPR.
10858 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
10859 * tree-ssa-operands.c (get_expr_operands): Likewise.
10860 * tree-ssa-structalias.c (struct variable_info): Remove
10861 no_tbaa_pruning member.
10862 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
10863 (unify_nodes): Do not copy it.
10864 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
10865 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
10866 (set_uids_in_ptset): Do not check it.
10867 (find_what_var_points_to): Likewise.
10868 (compute_tbaa_pruning): Remove.
10869 (compute_points_to_sets): Do not call it.
10870 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
10871 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
10872 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
10873 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
10874 (DECL_NO_TBAA_P): Likewise.
10875 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
10876 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
10877 (expand_omp_atomic_pipeline): Do not set it.
10878 * print-tree.c (print_node): Do not dump it.
10879 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
10882 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
10885 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
10888 2009-05-22 Mark Mitchell <mark@codesourcery.com>
10890 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
10893 2009-05-22 Ben Elliston <bje@au.ibm.com>
10895 * Makefile.in (bversion.h, s-bversion): New targets.
10896 (TOPLEV_H): Add bversion.h.
10897 * toplev.h: Include "bversion.h".
10898 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
10899 the __format__ attribute only if compiling with the same version
10900 of GCC as the sources (the "build version").
10902 2009-05-22 Ben Elliston <bje@au.ibm.com>
10904 * c-format.c (handle_format_attribute): Fix comment typo.
10906 2009-05-21 Steve Ellcey <sje@cup.hp.com>
10909 * config/ia64/ia64.opt (mfused-madd): New.
10910 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
10911 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
10912 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
10913 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
10914 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
10915 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
10916 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
10917 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
10918 instruction if !TARGET_FUSED_MADD.
10919 (fpma, fpms): Remove colon from name.
10921 2009-05-22 Richard Guenther <rguenther@suse.de>
10923 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
10924 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
10925 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
10927 (create_expression_by_pieces): Only convert if necessary.
10928 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
10929 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
10931 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
10933 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
10934 regular pattern from a template and rename it ...
10935 (*extzv_truncsi_exts): ... to this.
10937 2009-05-21 Richard Guenther <rguenther@suse.de>
10939 * cgraph.h (struct cgraph_node): Remove inline_decl member.
10940 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
10941 (cgraph_default_inline_p): Likewise.
10942 (cgraph_decide_inlining_incrementally): Likewise.
10944 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
10945 Uros Bizjak <ubizjak@gmail.com>
10947 * config/i386/cpuid.h (bit_MOVBE): New.
10949 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
10951 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
10952 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
10953 (ix86_handle_option): Handle OPT_mmovbe.
10954 (ix86_target_string): Add -mmovbe.
10955 (pta_flags): Add PTA_MOVBE.
10956 (processor_alias_table): Add PTA_MOVBE to "atom".
10957 (override_options): Handle PTA_MOVBE.
10959 * config/i386/i386.h (TARGET_MOVBE): New.
10961 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
10962 (*bswapsi_movbe): New.
10963 (*bswapdi_movbe): Likewise.
10964 (bswapdi2): Renamed to ...
10965 (*bswapdi_1): This.
10966 (bswapdi2): New expander.
10968 * config/i386/i386.opt (mmovbe): New.
10970 * doc/invoke.texi: Document -mmovbe.
10972 2009-05-21 Taras Glek <tglek@mozilla.com>
10974 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
10975 * gcc-plugin.h (plugin_init): Updated signature.
10976 * gcc-plugin.h (plugin_name_args): Moved to this header.
10977 * doc/plugins.texi (plugin_init): Updated documention to reflect
10979 * doc/plugins.texi (plugin_name_args): Added to documention.
10981 2009-05-21 Mark Mitchell <mark@codesourcery.com>
10983 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
10984 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
10986 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
10988 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
10989 JUMP_TABLE_DATA_P predicates where applicable.
10990 * config/i386/predicates.md: Ditto.
10991 * config/i386/sse.md: Ditto.
10993 2009-05-21 Jakub Jelinek <jakub@redhat.com>
10995 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
10996 operand2 -128 override length_immediate attribute to 1.
10997 * config/i386/predicates.md (constm128_operand): New predicate.
10999 * config/i386/i386.c (memory_address_length): Handle %r12
11000 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
11002 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
11003 mode look through optional ZERO_EXTEND and SUBREG.
11004 * config/i386/i386.md (R12_REG): New define_constant.
11005 (prefix_data16): For sse unit set also for MODE_TI insns.
11006 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
11007 insns set if operand 1 is ext_QIreg_operand.
11008 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
11009 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
11011 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
11012 mode from MODE_DI to MODE_SI.
11013 (movdi_1_rex64): Override modrm and length_immediate attributes
11014 only for movabs (TYPE_IMOV, alternative 2).
11015 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
11016 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
11017 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
11018 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
11019 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
11020 prefix_rex attribute if DImode.
11021 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
11022 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
11023 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
11024 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
11025 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
11026 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
11027 Likewise. For TYPE_IMOV clear length_immediate attribute.
11028 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
11029 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
11030 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
11031 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
11032 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
11033 or one operand TYPE_ISHIFT.
11034 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
11035 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
11036 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
11037 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
11038 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
11039 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
11040 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
11041 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
11042 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
11043 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
11044 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
11045 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
11046 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
11047 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
11048 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
11049 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
11050 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
11051 set mode attribute, don't override length attribute.
11052 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
11054 (return_internal_long): Set length attribute to 2 instead of 1.
11055 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
11056 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
11057 prefix_rex attribute.
11058 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
11060 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
11062 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11064 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
11066 2009-05-20 Ian Lance Taylor <iant@google.com>
11068 * tree.c (build_tree_list_vec_stat): New function.
11069 (ctor_to_vec): New function.
11070 (build_nt_call_vec): New function.
11071 (build_call_array): Change args to be a const pointer.
11072 (build_call_vec): New function.
11073 * tree.h (build_nt_call_vec): Declare.
11074 (build_tree_list_vec_stat): Declare.
11075 (build_tree_list_vec): Define.
11076 (build_call_array): Update declaration.
11077 (build_call_vec): Declare.
11078 (ctor_to_vec): Declare.
11079 * c-common.c (tree_vector_cache): New static variable.
11080 (make_tree_vector): New function.
11081 (release_tree_vector): New function.
11082 (make_tree_vector_single): New function.
11083 (make_tree_vector_copy): New function.
11084 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
11085 (make_tree_vector_single, make_tree_vector_copy): Declare.
11086 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
11087 (c_parser_expr_list): Don't manage cache here, instead call
11089 (c_parser_release_expr_list): Remove static function.
11090 (c_parser_vec_to_tree_list): Remove static function.
11091 (c_parser_attributes): Call build_tree_list_vec instead of
11092 c_parser_vec_to_tree_list. Call release_tree_vector instead of
11093 c_parser_release_expr_list.
11094 (c_parser_postfix_expression_after_primary): Likewise.
11095 (c_parser_objc_keywordexpr): Likewise.
11097 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
11099 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
11100 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
11101 TARGET_CONVERT_TO_TYPE.
11102 * hooks.c (hook_tree_const_tree_null): Define.
11103 * hooks.h (hook_tree_const_tree_null): Declare.
11104 * target.h (struct gcc_target): Add invalid_parameter_type,
11105 invalid_return_type, promoted_type, and convert_to_type fields.
11106 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
11107 (TARGET_INVALID_RETURN_TYPE): Define.
11108 (TARGET_PROMOTED_TYPE): Define.
11109 (TARGET_CONVERT_TO_TYPE): Define.
11110 (TARGET_INITIALIZER): Update for new fields.
11111 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
11112 (grokparms): Check targetm.invalid_parameter_type.
11113 * c-typeck.c (default_conversion): Check targetm.promoted_type.
11114 * c-convert.c (convert): Check targetm.convert_to_type.
11116 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
11118 * config/mips/mips.md (*extenddi_truncate<mode>,
11119 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
11121 (*extendhi_truncateqi): New define_insn_and_sptit.
11123 2009-05-20 Jakub Jelinek <jakub@redhat.com>
11125 PR middle-end/40204
11126 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
11127 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
11129 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
11131 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
11132 the operand of VIEW_CONVERT_EXPR.
11134 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
11136 * config/i386/driver-i386.c (host_detect_local_cpu): Check
11137 extended family and model for Intel processors. Support Intel Atom.
11139 2009-05-20 Olivier Hainque <hainque@adacore.com>
11141 * gstab.h (stab_code_type): Define, to be used instead of the
11142 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
11144 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
11145 occurrences by stab_code_type.
11146 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
11148 2009-05-20 Martin Jambor <mjambor@suse.cz>
11150 * tree-flow.h (insert_edge_copies_seq): Undeclare.
11151 (sra_insert_before): Likewise.
11152 (sra_insert_after): Likewise.
11153 (sra_init_cache): Likewise.
11154 (sra_type_can_be_decomposed_p): Likewise.
11155 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
11156 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
11157 (sra_insert_before): Likewise.
11158 (sra_insert_after): Likewise.
11159 (sra_init_cache): Likewise.
11160 (insert_edge_copies_seq): Made static and moved upwards.
11162 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
11165 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
11167 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
11168 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
11171 2009-05-20 Richard Guenther <rguenther@suse.de>
11173 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
11174 with mismatched comparison modes.
11176 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11178 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
11179 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
11180 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
11181 with shifts for Thumb2.
11182 (orsi_notsi): New for orn.
11183 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
11184 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
11185 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
11186 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
11187 Don't invert remainder for IOR.
11189 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
11191 PR tree-optimization/40087
11192 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
11193 number_of_iterations_ne): Rename never_infinite argument.
11194 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
11195 number_of_iterations_le): Handle pointer-type ivs when
11196 exit_must_be_taken is false.
11197 (number_of_iterations_cond): Do not always assume that
11198 exit_must_be_taken if the control variable is a pointer.
11200 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
11202 * c-typeck.c (build_binary_op): Allow % on integal vectors.
11203 * doc/extend.texi (Vector Extension): Document that % is allowed too.
11205 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
11207 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
11208 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
11210 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11213 * c.opt (Wlogical-op): Disabled by default.
11214 * c-opt (c_common_post_options): Do not enable Wlogical-op with
11216 * doc/invoke.texi (Wlogical-op): Likewise.
11218 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
11220 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
11222 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
11223 Propagate the type of the first operand.
11224 <ASSERT_EXPR>: Simplify.
11225 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
11226 Rewrite using the RHS code as discriminant.
11227 <NOP_EXPR>: Turn into CASE_CONVERT.
11228 <PLUS_EXPR>: Propagate the type of the first operand.
11230 2009-05-19 Steve Ellcey <sje@cup.hp.com>
11232 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
11233 (ia64_dconst_0_375): New.
11234 * config/ia64/ia64.c (ia64_override_options): Remove
11235 -minline-sqrt-min-latency warning.
11236 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
11237 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
11238 * config/ia64/ia64.md (*sqrt_approx): Remove.
11239 (sqrtsf2): Remove #if 0.
11240 (sqrtsf2_internal_thr): Rewrite and move to div.md.
11241 (sqrtdf): Remove assert.
11242 (sqrtdf2_internal_thr): Rewrite and move to div.md.
11243 (sqrtxf2): Remove #if 0.
11244 (sqrtxf2_internal_thr): Rewrite and move to div.md.
11245 * div.md (sqrt_approx_rf): New.
11246 (sqrtsf2_internal_thr): New implementation.
11247 (sqrtsf2_internal_lat): New.
11248 (sqrtdf2_internal_thr: New implementation.
11249 (sqrtxf2_internal): New implementation.
11251 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
11252 Hans-Peter Nilsson <hp@axis.com>
11254 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
11255 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
11256 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
11257 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
11258 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
11259 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
11260 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
11261 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
11262 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
11263 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
11264 * c-common.c: ...from here.
11266 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11268 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
11270 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11272 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
11274 2009-05-19 Ben Elliston <bje@au.ibm.com>
11276 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
11277 assignments with memcpy calls.
11278 (add_fdes): Likewise.
11279 (binary_search_unencoded_fdes): Likewise.
11280 (linear_search_fdes): Eliminate type puns.
11282 2009-05-19 Richard Guenther <rguenther@suse.de>
11284 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
11285 not falsely claim to have propagated into all uses.
11287 2009-05-19 Ben Elliston <bje@au.ibm.com>
11289 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
11292 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
11294 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
11295 * config/sh/sh.c (sh_legitimate_address_p): Make static.
11296 (TARGET_LEGITIMATE_ADDRESS_P): New.
11297 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11298 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
11300 2009-05-18 Dodji Seketeli <dodji@redhat.com>
11303 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
11304 child of the containing namespace's DIE.
11306 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
11308 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
11309 *zero_extendhi_truncqi): Move after the zero_extend patterns.
11310 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
11313 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
11316 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
11317 gen_align with gen_pad.
11318 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
11319 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
11321 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
11322 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
11324 * config/i386/i386.md (align): Renamed to ...
11325 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
11326 ASM_OUTPUT_MAX_SKIP_PAD.
11328 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
11330 * config.gcc: Fix variable syntax.
11333 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
11334 before calling exact_log2.
11335 (output_iorsi3): Likewise.
11336 (output_xorsi3): Likewise.
11338 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
11340 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
11341 for the none zero constant operand except for EQ and NE
11342 comprisons even when the first operand is R0.
11344 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
11346 * config/s390/2064.md: Remove trailing whitespaces.
11347 * config/s390/2084.md: Likewise.
11348 * config/s390/constraints.md: Likewise.
11349 * config/s390/fixdfdi.h: Likewise.
11350 * config/s390/libgcc-glibc.ver: Likewise.
11351 * config/s390/s390-modes.def: Likewise.
11352 * config/s390/s390-protos.h: Likewise.
11353 * config/s390/s390.c: Likewise.
11354 * config/s390/s390.h: Likewise.
11355 * config/s390/s390.md: Likewise.
11356 * config/s390/tpf-unwind.h: Likewise.
11358 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11360 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
11362 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11365 * configure.ac (m68k-*-*): Check if binutils support TLS.
11366 * configure: Regenerate.
11367 * config/m68k/predicates.md (symbolic_operand): Extend comment.
11368 * config/m68k/constraints.md (Cu): New constraint.
11369 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
11370 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
11371 (movsi): Handle TLS symbols.
11372 (addsi3_5200): Handle XTLS symbols, indent.
11373 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
11374 (m68k_tls_reference_p): Declare.
11375 (m68k_legitimize_address): Declare.
11376 (m68k_unwrap_symbol): Declare.
11377 * config/m68k/m68k.opt (mxtls): New option.
11378 * config/m68k/m68k.c (ggc.h): Include.
11379 (m68k_output_dwarf_dtprel): Implement hook.
11380 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
11381 (m68k_expand_prologue): Load GOT pointer when function needs it.
11382 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
11383 (m68k_legitimate_constant_address_p): Same.
11384 (m68k_decompose_address): Handle TLS references.
11385 (m68k_get_gp): New static function.
11386 (enum m68k_reloc): New contants.
11387 (TLS_RELOC_P): New macro.
11388 (m68k_wrap_symbol): New static function.
11389 (m68k_unwrap_symbol): New function.
11390 (m68k_final_prescan_insn_1): New static function.
11391 (m68k_final_prescan_insn): New function.
11392 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
11394 (legitimize_pic_address): Handle TLS references..
11395 (m68k_tls_get_addr, m68k_get_tls_get_addr)
11396 (m68k_libcall_value_in_a0_p)
11397 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
11398 (m68k_call_m68k_read_tp): Helper variables and functions for ...
11399 (m68k_legitimize_tls_address): Handle TLS references.
11400 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
11402 (m68k_legitimize_address): Handle TLS symbols.
11403 (m68k_get_reloc_decoration): New static function.
11404 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
11406 (m68k_output_dwarf_dtprel): Implement hook.
11407 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
11408 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
11409 m68k_call_* routines.
11410 (sched_attr_op_type): Handle TLS symbols.
11411 (gt-m68k.h): Include.
11412 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
11413 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
11415 2009-05-18 Martin Jambor <mjambor@suse.cz>
11417 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
11418 (visit_store_addr_for_mod_analysis): New function.
11419 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
11420 (determine_cst_member_ptr): Use gimple_assign_single_p.
11421 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
11422 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
11423 operands. Don't check number of operands of a NOP_EXPR.
11425 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
11427 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
11429 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
11432 * c-common.c (warn_logical_operator): Don't warn if one of
11433 expression isn't always true or false.
11435 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
11437 * config/i386/biarch32.h: New file.
11438 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
11440 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
11442 * config/mips/mips.md (*zero_extend<mode>_trunchi,
11443 *zero_extend<mode>_truncqi): Merge these into ...
11444 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
11445 Name the pattern following this as *zero_extendhi_truncqi.
11447 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
11449 PR middle-end/39301
11450 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
11451 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
11452 (output_info): Make field HOST_WIDEST_INT.
11453 (print_statistics): Use HOST_WIDEST_INT_PRINT.
11454 (dump_bitmat_statistics): Same.
11456 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
11458 * config.gcc (use_gcc_stdint): Set to wrap.
11459 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
11460 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
11461 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
11462 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
11463 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
11464 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
11465 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
11466 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
11468 2009-05-16 Joseph Myers <joseph@codesourcery.com>
11470 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
11472 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
11473 Move definitions earlier.
11474 (OPT_ARCH64, OPT_ARCH32): Define.
11475 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
11478 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
11481 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
11484 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
11486 * arm.md (movdi2): Copy non-reg values to DImode registers.
11488 2009-05-16 Jakub Jelinek <jakub@redhat.com>
11491 * final.c (label_to_max_skip): New function.
11492 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
11493 CODE_LABEL_NUMBER <= max_labelno.
11494 * output.h (label_to_max_skip): New prototype.
11495 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
11496 (ix86_avoid_jump_mispredicts): ... this. Don't define if
11497 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
11498 Handle CODE_LABELs with >= 16 byte alignment or with
11499 max_skip == (1 << align) - 1.
11500 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
11501 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
11504 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
11505 .p2align 3 if MAX_SKIP is smaller than 7.
11506 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
11508 2009-05-15 Ian Lance Taylor <iant@google.com>
11510 * alias.c (struct alias_set_entry_d): Rename from struct
11511 alias_set_entry. Change all uses.
11512 * except.c (struct call_site_record_d): Rename from struct
11513 call_site_record. Change all uses.
11514 * except.h (struct eh_region_d): Rename from struct eh_region.
11516 * gcse.c (struct hash_table_d): Rename from struct hash_table.
11518 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
11519 ivtype_map_elt. Change all uses.
11520 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
11522 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
11523 * graphite.h (struct name_tree_d): Rename from struct name_tree.
11525 (struct sese_d): Rename from struct sese. Change all uses.
11526 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
11527 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
11528 * optabs.h (struct optab_d): Rename from struct optab. Change all
11530 (struct convert_optab_d): Rename from struct convert_optab.
11532 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
11533 ipa_opt_pass. Change all uses.
11534 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
11537 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
11538 defined as a typedef.
11539 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
11542 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
11545 * fold-const.c (make_range,build_range_check,merge_ranges): Move
11547 (merge_ranges): Returns bool.
11548 * tree.h (make_range): .. to here.
11549 (build_range_check): Likewise.
11550 (merge_ranges): Likewise. Renamed from merge_ranges.
11551 * c-typeck.c (parser_build_binary_op): Update calls to
11552 warn_logical_operator.
11553 * c-common.c (warn_logical_operator): Add new warning.
11554 * c-common.h (warn_logical_operator): Update declaration.
11556 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
11558 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
11560 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11562 * doc/install.texi: Document MPC requirements, flags etc.
11564 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
11565 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
11566 Evaluate constant arguments.
11567 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
11568 (fold_builtin_1): Likewise, also evaluate constant arguments.
11569 Remove superfluous break.
11570 (do_mpc_ckconv): New.
11571 * real.h: Include mpc.h.
11572 * toplev.c (print_version): Output MPC version info if available.
11574 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
11576 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
11578 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
11580 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
11583 2009-05-15 Jan Hubicka <jh@suse.cz>
11585 * doc/invoke.texi (max-early-inliner-iterations): New flag.
11586 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
11587 (try_inline): Fix return value.
11588 (cgraph_decide_inlining_incrementally): Honor new value.
11589 (cgraph_early_inlining): Handle indirect inlining.
11590 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
11592 2009-05-15 Jan Hubicka <jh@suse.cz>
11594 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
11595 * cgraphunit.c (cgraph_finalize_function): Set it.
11596 (cgraph_expand_function): Use it.
11598 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
11600 * real.c (encode_ieee_half): Define.
11601 (decode_ieee_half): Define.
11602 (ieee_half_format): Define.
11603 (arm_half_format): Define.
11604 * real.h (ieee_half_format): Declare.
11605 (arm_half_format): Declare.
11607 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
11609 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
11610 swapped, and reversed optabs exist before trying to use them.
11612 2009-05-15 Paul Brook <paul@codesourcery.com>
11613 Sandra Loosemore <sandra@codesourcery.com>
11615 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
11616 loads. Allow PRE_DEC.
11617 (output_move_neon): Handle PRE_DEC.
11618 (arm_print_operand): Add 'A' for neon structure loads.
11619 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
11620 * config/arm/neon.md (neon_mov): Update comment.
11621 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
11623 (Um): New constraint.
11625 2009-05-15 Jan Hubicka <jh@suse.cz>
11627 Revert the following patch until testsuite fallout is fixed:
11628 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
11629 * cgraph.h (struct inline_summary): New filed self_wize,
11630 size_inlining_benefit, self_time and time_inlining_benefit.
11631 (struct cgraph_global_info): Replace insns by time ans size fields.
11632 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
11633 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
11634 (ipcp_update_callgraph): Do not touch function bodies.
11635 * ipa-inline.c: Include except.h
11636 (MAX_TIME): New constant.
11637 (overall_insns): Remove
11638 (overall_size, max_benefit): New static variables.
11639 (cgraph_estimate_time_after_inlining): New function.
11640 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
11641 (cgraph_clone_inlined_nodes): Update size.
11642 (cgraph_mark_inline_edge): Update size.
11643 (cgraph_estimate_growth): Use size info.
11644 (cgraph_check_inline_limits): Check size.
11645 (cgraph_default_inline_p): Likewise.
11646 (cgraph_edge_badness): Compute badness based on benefit and size cost.
11647 (cgraph_decide_recursive_inlining): Check size.
11648 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
11650 (cgraph_decide_inlining): Likewise.
11651 (cgraph_decide_inlining_incrementally): Likewise; honor
11652 PARAM_EARLY_INLINING_INSNS.
11653 (likely_eliminated_by_inlining_p): New predicate.
11654 (estimate_function_body_sizes): New function.
11655 (compute_inline_parameters): Use it.
11656 * except.c (must_not_throw_labels): New function.
11657 * except.h (must_not_throw_labels): Declare.
11658 * tree-inline.c (init_inline_once): Kill inlining_weigths
11659 * tree-ssa-structalias.c: Avoid uninitialized warning.
11660 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
11661 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
11662 (PARAM_INLINE_CALL_COST): Remove.
11663 (PARAM_EARLY_INLINING_INSNS): New.
11665 2009-05-15 Richard Guenther <rguenther@suse.de>
11667 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
11668 not TODO_update_ssa.
11670 2009-05-15 Richard Guenther <rguenther@suse.de>
11672 PR tree-optimization/39999
11673 * gimple.h (gimple_expr_type): Use the expression type looking
11674 through useless conversions.
11675 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
11676 (vn_nary_op_insert_stmt): Likewise.
11677 (simplify_binary_expression): Likewise.
11679 2009-05-15 Richard Guenther <rguenther@suse.de>
11681 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
11682 New options, enabled by default.
11683 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
11685 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
11686 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
11687 * tree-ssa-structalias.c (gate_tree_pta): New function.
11688 (pass_build_alias): Use it.
11690 2009-05-15 Joseph Myers <joseph@codesourcery.com>
11692 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
11693 recurse on an invariant address if a conversion from a pointer
11694 type to a wider integer type is involved.
11696 2009-05-15 Jan Hubicka <jh@suse.cz>
11698 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
11699 * cgraph.h (struct inline_summary): New filed self_wize,
11700 size_inlining_benefit, self_time and time_inlining_benefit.
11701 (struct cgraph_global_info): Replace insns by time ans size fields.
11702 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
11703 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
11704 (ipcp_update_callgraph): Do not touch function bodies.
11705 * ipa-inline.c: Include except.h
11706 (MAX_TIME): New constant.
11707 (overall_insns): Remove
11708 (overall_size, max_benefit): New static variables.
11709 (cgraph_estimate_time_after_inlining): New function.
11710 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
11711 (cgraph_clone_inlined_nodes): Update size.
11712 (cgraph_mark_inline_edge): Update size.
11713 (cgraph_estimate_growth): Use size info.
11714 (cgraph_check_inline_limits): Check size.
11715 (cgraph_default_inline_p): Likewise.
11716 (cgraph_edge_badness): Compute badness based on benefit and size cost.
11717 (cgraph_decide_recursive_inlining): Check size.
11718 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
11720 (cgraph_decide_inlining): Likewise.
11721 (cgraph_decide_inlining_incrementally): Likewise; honor
11722 PARAM_EARLY_INLINING_INSNS.
11723 (likely_eliminated_by_inlining_p): New predicate.
11724 (estimate_function_body_sizes): New function.
11725 (compute_inline_parameters): Use it.
11726 * except.c (must_not_throw_labels): New function.
11727 * except.h (must_not_throw_labels): Declare.
11728 * tree-inline.c (init_inline_once): Kill inlining_weigths
11729 * tree-ssa-structalias.c: Avoid uninitialized warning.
11730 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
11731 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
11732 (PARAM_INLINE_CALL_COST): Remove.
11733 (PARAM_EARLY_INLINING_INSNS): New.
11734 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
11735 (inline-call-cost): Remove.
11736 (early-inlining-insns): New.
11738 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
11740 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
11742 (print_int_cst_bounds_in_octal_p): Likewise.
11743 (dbxout_type): Adjust calls to above functions. Be prepared to deal
11745 * dwarf2out.c (base_type_die): Likewise.
11746 (is_subrange_type): Delete.
11747 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
11748 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
11749 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
11750 if the destination type is boolean.
11751 (build_range_check): Do not special-case subtypes.
11752 (fold_sign_changed_comparison): Likewise.
11753 (fold_unary): Likewise.
11754 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
11755 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
11756 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
11757 * tree.c (subrange_type_for_debug_p): New predicate based on the
11758 former is_subrange_type.
11759 * tree.h (subrange_type_for_debug_p): Declare.
11760 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
11761 (convert_affine_scev): Remove call to above function.
11762 (chrec_convert_aggressive): Likewise.
11763 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
11764 false for conversions involving subtypes.
11765 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
11766 (vrp_val_min): Likewise.
11767 (needs_overflow_infinity): Likewise.
11768 (extract_range_from_unary_expr): Likewise.
11770 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
11772 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
11773 * config/frv/frv.c: Likewise.
11774 * config/s390/s390.c: Likewise.
11775 * config/sparc/sparc.h: Likewise.
11776 * config/i386/i386.h: Likewise.
11777 * config/i386/i386.c: Likewise.
11778 * config/crx/crx.c: Likewise.
11779 * config/m68hc11/m68hc11.h: Likewise.
11780 * config/iq2000/iq2000.c: Likewise.
11781 * config/mn10300/mn10300.h: Likewise.
11782 * config/mn10300/mn10300.c: Likewise.
11783 * config/m68k/m68k.c: Likewise.
11784 * config/rs6000/rs6000.c: Likewise.
11785 * config/rs6000/xcoff.h: Likewise.
11786 * config/rs6000/linux64.h: Likewise.
11787 * config/rs6000/sysv4.h: Likewise.
11788 * config/score/score3.c: Likewise.
11789 * config/score/score7.c: Likewise.
11790 * config/score/score.c: Likewise.
11791 * config/arm/arm.md: Likewise.
11792 * config/mips/mips.c: Likewise.
11793 * config/mips/mips.md: Likewise.
11794 * config/bfin/bfin.h: Likewise.
11795 * config/pa/pa.c: Likewise.
11796 * config/pa/constraints.md: Likewise.
11798 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
11799 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
11800 * config/pdp11/pdp11.h: Use memory_address_p instead.
11802 2009-05-14 Ian Lance Taylor <iant@google.com>
11804 * passes.c (finish_optimization_passes): Change i to int.
11805 * plugin.c (plugins_active_p): Change event to int.
11806 (dump_active_plugins): Likewise.
11807 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
11809 * tree.c (tree_range_check_failed): Change c to unsigned int.
11810 (omp_clause_range_check_failed): Likewise.
11811 (build_common_builtin_nodes): Change mode to int. Add cast.
11812 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
11813 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
11815 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
11816 ++ or -- with a variable of enum type.
11818 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
11821 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
11823 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
11825 * store-motion.c: Do not include params.h
11826 * Makefile.in: Fix dependencies for various files.
11828 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
11830 * auto-inc-dec.c: Fix pass description, remove apparent
11831 accidental duplication.
11833 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
11835 PR middle-end/40147
11836 * ipa-utils.h (memory_identifier_string): Moved to ...
11837 * tree.h (memory_identifier_string): Here. Add GTY(()).
11839 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
11841 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
11842 in the former documentation of...
11843 (GO_IF_LEGITIMATE_ADDRESS): ... this.
11844 * ira-conflicts.c (get_dup_num): Use address_operand.
11845 * targhooks.c (default_legitimate_address_p): New.
11846 * targhooks.h (default_legitimate_address_p): New.
11847 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
11849 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
11850 * target.h (struct target): Add legitimate_address_p.
11851 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
11852 (TARGET_INITIALIZER): Include it.
11854 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11855 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
11856 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
11857 (TARGET_LEGITIMATE_ADDRESS_P): New.
11859 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11860 (REG_OK_STRICT_P): Delete.
11861 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
11862 (frv_legitimate_address_p_1): ... this.
11863 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
11864 (frv_legitimate_address_p_1): ... the renamed old
11865 frv_legitimate_address_p.
11866 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
11867 (TARGET_LEGITIMATE_ADDRESS_P): New.
11869 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11870 * config/s390/s390-protos.h (legitimate_address_p): Remove.
11871 * config/s390/s390.c (legitimate_address_p): Rename to...
11872 (s390_legitimate_address_p): ... this, make static.
11873 (legitimize_address): Adjust call.
11874 (TARGET_LEGITIMATE_ADDRESS_P): New.
11875 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
11877 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11878 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
11879 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
11880 (TARGET_LEGITIMATE_ADDRESS_P): New.
11882 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11883 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
11884 * config/spu/spu.c (spu_legitimate_address): Rename to...
11885 (spu_legitimate_address_p): ... this, make static.
11886 (TARGET_LEGITIMATE_ADDRESS_P): New.
11888 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11889 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
11890 * config/sparc/sparc.c (legitimate_address_p): Rename to...
11891 (sparc_legitimate_address_p): ... this, make static and return bool.
11892 (legitimize_address): Adjust call.
11893 (TARGET_LEGITIMATE_ADDRESS_P): New.
11895 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11896 * config/i386/i386-protos.h (legitimate_address_p): Remove.
11897 * config/i386/i386.c (legitimate_address_p): Rename to...
11898 (ix86_legitimate_address_p): ... this, make static.
11899 (constant_address_p): Move after it, adjust call.
11900 (TARGET_LEGITIMATE_ADDRESS_P): New.
11902 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11903 * config/avr/avr-protos.h (legitimate_address_p): Remove.
11904 * config/avr/avr.c (legitimate_address_p): Rename to...
11905 (avr_legitimate_address_p): ... this, make static.
11906 (legitimize_address): Adjust call.
11907 (TARGET_LEGITIMATE_ADDRESS_P): New.
11909 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11910 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
11911 * config/crx/crx.c (crx_legitimate_address_p): Make static.
11912 (TARGET_LEGITIMATE_ADDRESS_P): New.
11914 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11915 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
11916 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
11917 (TARGET_LEGITIMATE_ADDRESS_P): New.
11919 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11920 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
11922 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
11924 (TARGET_LEGITIMATE_ADDRESS_P): New.
11926 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11927 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
11929 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
11931 (m68hc11_legitimate_address_p): ... this, make static.
11932 (go_if_legitimate_address_internal): Rename to...
11933 (m68hc11_legitimate_address_p_1): ... this.
11934 (legitimize_address): Adjust call.
11935 (TARGET_LEGITIMATE_ADDRESS_P): New.
11937 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11938 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
11939 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
11940 (TARGET_LEGITIMATE_ADDRESS_P): New.
11942 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11943 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
11944 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
11945 (mn10300_legitimate_address_p): ... this, make static.
11946 (TARGET_LEGITIMATE_ADDRESS_P): New.
11948 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11949 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
11950 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
11951 (TARGET_LEGITIMATE_ADDRESS_P): New.
11953 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11954 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
11955 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
11956 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11957 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
11958 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
11959 (rs6000_legitimate_address_p): ... this, make static.
11960 (TARGET_LEGITIMATE_ADDRESS_P): New.
11961 (REG_MODE_OK_FOR_BASE_P): Delete.
11962 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
11964 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11965 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
11967 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
11968 static, adjust types.
11969 (TARGET_LEGITIMATE_ADDRESS_P): New.
11971 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11972 * config/score/score.c (score_address_p): Rename to...
11973 (score_legitimate_address_p): ... this.
11974 (TARGET_LEGITIMATE_ADDRESS_P): New.
11975 * config/score/score3.c (score3_address_p): Rename to...
11976 (score3_legitimate_address_p): ... this.
11977 * config/score/score7.c (score7_address_p): Rename to...
11978 (score7_legitimate_address_p): ... this.
11980 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
11981 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
11982 GO_IF_LEGITIMATE_ADDRESS): Delete.
11983 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
11984 thumb2_legitimate_address_p): Delete.
11985 (arm_legitimate_address_p): Rename to...
11986 (arm_legitimate_address_outer_p): ... this.
11987 * config/arm/constraints.md ("Uq"): Adjust call.
11988 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
11989 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
11991 (arm_legitimate_address_outer_p): ... this.
11992 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
11994 (TARGET_LEGITIMATE_ADDRESS_P): New.
11996 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11997 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
11998 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
11999 (TARGET_LEGITIMATE_ADDRESS_P): New.
12001 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12002 * config/vax/vax-protos.h (legitimate_address_p): Remove.
12003 * config/vax/vax.c (legitimate_address_p): Rename to...
12004 (vax_legitimate_address_p): ... this, make static.
12005 (TARGET_LEGITIMATE_ADDRESS_P): New.
12007 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12008 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
12009 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
12010 (TARGET_LEGITIMATE_ADDRESS_P): New.
12012 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12013 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
12014 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
12015 (mmix_legitimate_address_p): ... this, make static.
12016 (TARGET_LEGITIMATE_ADDRESS_P): New.
12018 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12019 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
12020 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
12021 (TARGET_LEGITIMATE_ADDRESS_P): New.
12023 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12025 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
12026 of MODE_COMPLEX_INT.
12028 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12030 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
12031 LCT_NORMAL in function call.
12032 * mips-tdump.c (print_file_desc): Add cast to enum type.
12033 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
12034 (mark_stabs): Add casts to enum types.
12035 (parse_stabs_common): Add casts to enum types.
12037 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
12039 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
12040 Check for invalid values of LETTER.
12042 2009-05-13 Taras Glek <tglek@mozilla.com>
12044 * attribs.c (register_attribute): moved out attribute registration
12045 into register_attribute.
12046 * doc/plugins.texi: Documented register_attribute and
12048 * gcc-plugin.h: Added forward decl for register_attribute.
12049 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
12050 * plugin.c (register_callback, invoke_plugin_callbacks): Added
12051 PLUGIN_ATTRIBUTES boilerplate.
12053 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
12055 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
12056 values even in sentinel and empty entries.
12057 (ms_printf_flag_specs): Likewise.
12058 (ms_scanf_flag_specs): Likewise.
12059 (ms_strftime_flag_specs): Likewise.
12060 (ms_print_char_table): Likewise.
12061 (ms_scan_char_table): Likewise.
12062 (ms_time_char_table): Likewise.
12064 2009-05-13 Doug Kwan <dougkwan@google.com>
12066 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
12068 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
12070 * config/mips/mips.md (store): Add attributes for QI and HI.
12072 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
12073 (truncdi<mode>2): ... this new pattern.
12075 2009-05-13 Brad Hards <bradh@kde.org>
12077 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
12079 2009-05-14 Jakub Jelinek <jakub@redhat.com>
12080 Ben Elliston <bje@au.ibm.com>
12082 PR middle-end/40035
12083 * dse.c (check_mem_read_rtx): Guard against width == -1.
12085 2009-05-13 Michael Matz <matz@suse.de>
12087 PR middle-end/39976
12088 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
12089 (trivially_conflicts_p): New function.
12090 (insert_backedge_copies): Use it.
12092 2009-05-13 Janis Johnson <janis187@us.ibm.com>
12094 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
12095 (handle_stdc_pragma): Use new enum constant names.
12096 (handle_pragma_float_const_decimal64): Ditto.
12098 2009-05-13 Ian Lance Taylor <iant@google.com>
12100 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
12103 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
12105 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
12106 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
12108 * config/m68k/m68k.h (FL_UCLINUX): Define.
12110 2009-05-13 Jan Hubicka <jh@suse.cz>
12112 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
12114 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12116 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
12117 unless -fschedule-insns is specified.
12119 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12122 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
12123 TARGET_EXPAND_CBRANCHDI4.
12124 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
12125 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
12126 (cmpeqdi): Fix comment.
12128 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12130 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
12131 (sh_legitimate_address_p): Likewise.
12132 * config/sh/sh.c (sh_legitimate_index_p): New.
12133 (sh_legitimate_address_p): Likewise.
12134 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
12135 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
12136 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
12137 (MAYBE_BASE_REGISTER_RTX_P): New macro.
12138 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
12139 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
12140 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
12141 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
12142 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
12144 2009-05-12 Jan Hubicka <jh@suse.cz>
12146 * tree-inline.c (estimate_operator_cost): Add operands;
12147 when division happens by constant, it is cheap.
12148 (estimate_num_insns): Loads and stores are not having cost of 0;
12149 EH magic stuff is cheap; when computing runtime cost of switch,
12150 use log2 base of amount of its cases; builtin_expect has cost of 0;
12151 compute cost for moving return value of call.
12152 (init_inline_once): Initialize time_based flags.
12153 * tree-inline.h (eni_weights_d): Add time_based flag.
12155 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12157 * df-core.c: Update head documentation.
12159 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12162 * rs6000.c (rs6000_generate_compare): Use op1b instead of
12163 shadowing exisiting variable op1.
12165 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
12168 * config/i386/driver-i386.c (processor_signatures): New enum.
12169 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
12170 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
12171 processor signature to detect geode processor.
12173 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12177 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12179 * optabs.c (prepare_cmp_insn): Temporarily disable test that
12180 causes spurious differences between trunk and cond-optab branch.
12182 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12184 * dojump.c (compare_from_rtx): Delete.
12185 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
12186 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
12187 if the comparison does not satisfy the predicate; test predicates for
12188 operands 2 and 3 of a cstore pattern. Don't try cstore optab
12189 further if one existing pattern fails.
12190 * expr.h (compare_from_rtx): Delete.
12191 (prepare_operand): Declare it.
12192 * optabs.c: Change "lib call" to "libcall" throughout.
12193 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
12194 HAVE_conditional_trap, emit_cmp_insn): Delete.
12195 (can_compare_p): Delete cmp_optab case.
12196 (prepare_float_lib_cmp): Return an rtx and a machine mode.
12197 Accept other parameters by value.
12198 (prepare_operand): Make non-static.
12199 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
12200 other parameters by value. Try to widen operands here based on
12201 an optab_methods argument and looking at cbranch_optab.
12202 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
12203 loop. Use cbranch_optab directly.
12204 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
12205 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
12207 (emit_conditional_move, emit_conditional_add): Inline what's needed
12208 of compare_from_rtx, using new prepare_cmp_insn for the rest.
12209 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
12210 with COMPARE. Move cmov_optab and cstore_optab above
12211 with cbranch_optab, move cmp_optab down with ucmp_optab,
12212 remove tst_otpab. Do not initialize trap_rtx.
12213 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
12214 for trap code. Do not check HAVE_conditional_trap. Use
12215 prepare_cmp_insn. Accept no predicate for operand 3.
12216 * optabs.h (OTI_cmp): Mark as used only for libcalls.
12217 (OTI_ctrap, ctrap_optab): New.
12218 (tst_optab): Delete.
12219 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
12220 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
12221 with lookup of ctrap_optab.
12222 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
12224 (ctrap_optab): New.
12226 * combine.c (combine_simplify_rtx, simplify_set): Do not
12227 special case comparing against zero for cc0 machines.
12228 * simplify-rtx.c (simplify_binary_operation_1): Never remove
12229 COMPARE on cc0 machines.
12230 (simplify_relational_operation): Return a new expression when
12231 a COMPARE could be removed.
12232 * final.c (final_scan_insn): Compare cc_status values
12233 against LHS of a (compare FOO (const_int 0)) cc0 source.
12234 Also check if cc_status.value is the full compare.
12236 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
12237 (cstoreMM4): Document.
12238 (conditional_trap): Document ctrapMM4 instead.
12239 (sync_compare_and_swapMM): Refer to cbranchcc4.
12240 (Dependent Patterns): Eliminate obsolete information referring to
12241 the old jump optimization phase.
12242 (Canonicalization): Include cbranchcc4 case, omit canonicalization
12243 of compares with 0 on cc0 machines.
12244 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
12245 avoiding references to cc0. Remove text about storing operands
12247 * doc/tm.texi (Condition Codes): Include blurb on different
12248 condition code representations, separate into subsections for
12249 CC0, MODE_CC and conditional execution.
12251 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
12252 alpha_emit_setcc): Accept operands and a machine mode.
12253 * config/alpha/alpha.c (alpha_emit_conditional_branch):
12254 Get code/op0/op1 from operands, use machine mode argument
12255 instead of alpha_compare.fp_p. Emit the branch here.
12256 (alpha_emit_setcc): Likewise, and return boolean.
12257 (alpha_emit_conditional_move): Likewise. Assert that
12258 cmp_op_mode == cmp_mode, and simplify accordingly.
12259 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
12260 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
12261 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
12263 (stack probe test): Use cbranchdi4.
12264 * config/alpha/predicates.md (alpha_cbranch_operator): New.
12266 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
12267 * config/arc/arc.h (movsicc, movsfcc): Use it.
12268 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
12269 (cbranchsi4, cstoresi4): New.
12270 (cmpsi, bCC and sCC expanders): Remove.
12272 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
12273 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
12274 * config/arm/predicates.md (arm_comparison_operator): Only include
12275 floating-point operators if there is a hardware floating-point unit.
12276 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
12277 deferring to cbranch_cc and cstore_cc respectively.
12278 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
12279 cbranch_cc, cstore_cc): New.
12280 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
12282 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
12284 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
12285 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
12287 (adjust_insn_length): Adjust calls.
12288 (avr_reorg): Handle (compare (foo) (const_int 0)).
12289 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
12290 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
12291 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
12292 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
12294 (cbranchqi4, cbranchhi4, cbranchsi4): New.
12295 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
12297 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
12298 (cbranchsi4, cstorebi4, cstoresi4): New.
12299 (movbisi): This insn is duplicate, split it to zero_extend.
12300 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
12301 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
12302 (bfin_optimize_loop): Use cbranch expander.
12303 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
12304 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
12305 (bfin_bimode_comparison_operator): ... this.
12306 (bfin_direct_comparison_operator): New.
12308 * config/cris/cris.c (cris_normal_notice_update_cc): Look
12309 inside (compare FOO (const_int 0)).
12310 (cris_rtx_costs): Handle ZERO_EXTRACT.
12311 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
12312 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
12313 (*tstdi_v32): Delete.
12314 (*cmpdi_non_v32): Add M alternative for operand 1.
12315 (cmpsi, cmp<mode>): Make private.
12316 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
12318 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
12320 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
12321 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
12322 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
12323 (cc_reg_operand): New.
12324 (any_cond): Delete.
12325 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
12326 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
12327 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
12328 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
12329 crx_expand_scond): Delete.
12331 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
12333 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
12334 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
12336 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
12337 cstoresi4, cstoresf4, cstoredf4): New.
12338 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
12339 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
12340 Receive the entire operands array.
12341 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
12342 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
12343 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
12344 Get test/op0/op1 from the operands array.
12345 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
12347 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
12348 (h8300_expand_store): New.
12349 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
12351 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
12352 (h8300_expand_store): New.
12353 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
12354 or do not try to produce (set (cc0) REG).
12355 (peepholes): Wrap arguments with COMPARE. Add a peephole to
12356 change a compare into a move to a scratch register. Disable some
12357 peepholes when comparing with zero.
12358 (tstsi, tsthi, tstsi, cmpqi): Make private.
12360 (bCC, sCC): Delete.
12361 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
12364 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
12365 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
12366 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
12367 (ix86_emit_i387_log1p): Use cbranchxf2.
12368 (ix86_expand_setcc): Return void.
12369 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
12370 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
12371 cmp<MODEF>, cmpcc): Remove.
12372 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
12373 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
12374 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
12375 (sCC and bCC expanders): Remove.
12376 (stack_protect_test): Use cbranchcc4.
12378 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
12380 (ia64_expand_compare): Accept three rtx by reference and return void.
12381 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
12382 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
12383 from *expr. Update *expr with the BImode comparison to do.
12384 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
12385 cmptf, bCC, sCC, conditional_trap): Delete.
12386 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
12387 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
12388 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
12389 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
12390 * config/ia64/predicates.md (ia64_cbranch_operator): New.
12392 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
12393 type of last argument.
12394 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
12395 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
12396 use machine mode argument instead of branch_type. Remove dead
12397 code for floating-point comparisons.
12398 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
12399 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
12401 (cbranchsi4, cstoresi4): New.
12402 * config/iq2000/predicates.md (reg_or_const_operand): New.
12404 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
12405 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
12406 (b<code>_op): Rewrite to...
12407 (bcc_op): ... this, using match_operator.
12408 (s<code>_op): Rewrite to...
12409 (scc_op): ... this, using match_operator.
12410 (s<code>_24_op): Rewrite to...
12411 (scc_op_24): ... this, using match_operator.
12412 (s<code>_<mode>): Rewrite to...
12413 (cstore<mode>4): ... this, using match_operator.
12414 (s<code>_<mode>_24): Rewrite to...
12415 (cstore<mode>4_24): ... this, using match_operator.
12416 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
12417 m32c_unpend_compare, m32c_expand_scc): Delete.
12418 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
12419 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
12420 (m32c_expand_movcc): Change NE to EQ if necessary.
12421 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
12423 * config/m32r/m32r-protos.h (gen_cond_store): New.
12424 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
12425 (gen_cond_store): New, from sCC patterns.
12426 (m32r_expand_block_move): Use cbranchsi4.
12427 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
12428 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
12429 (cbranchsi4, cstoresi4): New.
12431 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
12433 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
12434 (m68hc11_notice_update_cc): Look into a compare with 0.
12435 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
12437 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
12438 cmphi, cmpqi, bCC): Delete.
12439 (cbranchsi4, cbranchhi4, cbranchqi4): New.
12440 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
12441 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
12444 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
12445 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
12446 * config/m68k/constraints.md (H): New.
12447 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
12448 the define_insn below.
12449 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
12450 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
12451 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
12452 patterns): Wrap RHS with COMPARE.
12453 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
12454 (*cmpdi_internal): Name this pattern.
12455 (cmpdi): Change to define_insn.
12456 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
12457 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
12458 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
12460 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
12461 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
12462 (conditional_trap): Change to...
12463 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
12464 (*conditional_trap): Use the ordered_comparison_operator and
12465 const1_operand predicates.
12466 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
12467 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
12468 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
12469 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
12471 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
12472 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
12473 (mcore_gen_compare): New.
12474 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
12475 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
12476 (mcore_gen_compare): ... this.
12477 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
12478 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
12479 (stack probe pattern): Use cbranchsi4.
12481 * config/mips/predicates.md (mips_cstore_operator): New.
12482 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
12483 * config/mips/mips.md (any_cond): Delete.
12484 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
12486 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
12487 fixuns_truncsfdi2): Use cbranch patterns.
12488 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
12489 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
12490 Adjust call to mips_expand_conditional_branch.
12491 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
12493 * config/mips/mips-protos.h (mips_expand_conditional_branch,
12494 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
12495 * config/mips/mips.c (cmp_operands): Delete.
12496 (mips_emit_compare): Get comparison operands from *op0/*op1.
12497 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
12498 that it succeeds. Use op0/op1 instead of cmp_operands.
12499 (mips_expand_conditional_branch, mips_expand_conditional_move,
12500 mips_expand_conditional_trap): Likewise.
12501 (mips_block_move_loop): Use cbranch patterns.
12502 * config/mips/mips.h (cmp_operands): Delete.
12504 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
12505 (mmix_gen_compare_reg): Just return a register in the right CC mode.
12506 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
12507 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
12508 (*cmpcc_folded): Rename to...
12509 (*cmpdi_folded): this.
12510 (*cmpcc): Rename to...
12512 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
12515 (cbranchdf4): New. Handle invalid comparisons here.
12516 * config/mmix/predicates.md (float_comparison_operator): New.
12518 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
12519 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
12520 * config/mn10300/mn10300.md (tst): Delete.
12521 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
12522 Name these patterns and wrap RHS in a compare.
12523 (*cmpsi): Make this pattern private. Include tst.
12524 (*cmpsf): Make this pattern private.
12525 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
12526 (compare with zero peepholes): Likewise.
12528 (cbranchsi4, cbranchsf4): New.
12529 (casesi): Use cbranchsi4.
12531 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
12532 hppa_branch_type): Delete.
12533 (return_addr_rtx): Use cbranchsi4.
12534 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
12535 Emit CCFPmode comparison here.
12536 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
12537 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
12538 hppa_branch_type): Delete.
12539 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
12540 (movsicc, movdicc): Remove references to hppa_compare_op0,
12541 hppa_compare_op1 and compare_from_rtx.
12542 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
12543 (casesi): Use cbranchsi4.
12545 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
12546 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
12547 * config/pdp11/pdp11.md (register_or_const0_operand): New.
12548 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
12549 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
12551 (cbranchdf4, cbranchhi4, cbranchqi4): New.
12552 (*branch, *branch_inverted): New.
12554 * config/picochip/picochip.md (cbranchhi4): Use
12555 ordered_comparison_operator.
12556 (cmphi, bCC): Remove.
12558 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
12559 (trap_comparison_operator): Delete.
12560 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
12561 rs6000_emit_cbranch): Accept mode and operands.
12562 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
12563 rs6000_compare_fp_p): Delete.
12564 (rs6000_generate_compare): Accept mode and comparison. Extract code
12565 and op0/op1 from there. Replace references to rs6000_compare_op0
12566 and rs6000_compare_op1.
12567 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
12568 extract result from passed operands.
12569 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
12570 extract loc from passed operands.
12571 (rs6000_emit_cmove): Likewise.
12572 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
12573 rs6000_compare_fp_p): Delete.
12574 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
12575 (cbranch<GPR>4, cbranch<FP>4): New.
12576 (cstore<mode>4): New. Consolidate here all choices about when to use
12577 portable or specialized sCC sequences.
12578 (stack_protect_test): Use cbranchsi4.
12579 (conditional_trap): Replace with ctrap<GPR>4.
12580 (conditional trap insn): Replace trap_comparison_operator with
12581 ordered_comparison_operator.
12583 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
12584 (s390_emit_prologue): Use ctrap.
12585 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
12586 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
12587 New predicates replacing...
12588 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
12589 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
12590 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
12591 (add<mode>cc): Do not use s390_compare_op0/op1.
12592 (s<code>): Change to...
12593 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
12594 (seq): Change to...
12595 (cstorecc4): ... this. Handle EQ or NE equally.
12596 (*sne): Un-privatize for use in cstorecc4.
12597 (b<code>): Change to...
12598 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
12599 (conditional_trap): Replace with...
12600 (ctrap<GPR>4, ctrap<FP>4): ... these.
12601 (stack_protect): Use cbranchcc4.
12603 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
12604 * config/score/score-protos.h (score_gen_cmp): Delete.
12605 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
12606 (score_block_move-loop): Use cbranchsi4.
12607 * config/score/score.md (cbranchsi4): New.
12608 (cmpsi, bCC): Delete.
12609 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
12610 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
12611 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
12612 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
12613 * config/score/score3.h (score3_gen_cmp): Delete.
12614 * config/score/score7.h (score7_gen_cmp): Delete.
12616 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
12617 (sh_emit_scc_to_t): ... this. Return void.
12618 (from_compare): Rename to...
12619 (sh_emit_compare_and_branch): ... this.
12620 (sh_emit_compare_and_set): New.
12621 (sh_expand_t_scc): Accept operands.
12622 * config/sh/predicates.md (sh_float_comparison_operator): New.
12623 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
12624 (prepare_scc_operands): Rename to...
12625 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
12627 (sh_emit_cheap_store_flag): New.
12628 (sh_emit_set_t_insn): New.
12629 (from_compare): Rename to...
12630 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
12631 handling of TARGET_SH2E floating point to avoid recursive call.
12632 Generate branch here.
12633 (sh_emit_compare_and_set): New.
12634 (sh_expand_t_scc): Get op0/op1 from arguments.
12635 (sh_emit_cheap_store_flag): New.
12636 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
12638 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
12639 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
12640 (movsicc, movdicc): Do nothing when it recreated operands from
12641 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
12642 prepare_scc_operands (now sh_emit_scc_to_t).
12643 (udivdi3): Use cstoresi4.
12644 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
12645 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
12646 (cbranchint4_media, cbranchfp4_media): New.
12647 (casesi): Use cbranchdi4.
12648 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
12650 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
12651 (movnegt): Remove second operand.
12652 (cbranchsf4, cbranchdf4): New.
12653 (stack_protect): Use cbranchdi4/cbranchsi4.
12655 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
12656 (gen_compare_reg): Accept comparison, extract part of it to...
12657 (gen_compare_reg_1): ... this.
12658 (gen_compare_operator): Delete.
12659 (gen_v9_scc): Accept separate destination, comparison code and arms.
12660 Do not use sparc_compare_op0/sparc_compare_op1.
12661 (emit_scc_insn, emit_conditional_branch_insn): New.
12662 (emit_v9_brxx): Make static. Remove useless assertion.
12663 (sparc_emit_float_lib_cmp): Return RTL instead of calling
12665 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
12666 * config/sparc/sparc-protos.h (gen_compare_reg,
12667 sparc_emit_float_lib_cmp): Adjust prototype.
12668 (emit_scc_insn, emit_conditional_branch_insn): New.
12669 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
12670 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
12671 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
12672 iterators to the top.
12673 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
12674 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
12675 snedi_special_trunc): Delete.
12676 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
12677 and snedi_special_trunc.
12678 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
12679 cbranchdi4, cbranch<F:mode>4): New.
12680 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
12681 here. Use gen_compare_reg instead of gen_compare_operator.
12682 (conditional_trap): Replace with...
12683 (ctrapsi4, ctrapdi4): ... this.
12684 (stack_protect_test): Use cbranchcc4.
12686 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
12688 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
12689 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
12690 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
12691 from operands[0] or operands[3] depending on is_set.
12692 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
12693 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
12694 cmpdf, bCC), sCC: Remove.
12695 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
12696 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
12698 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
12699 spu_emit_branch_or_set.
12701 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
12703 * config/stormy16/stormy16.h (xstormy16_compare_op0,
12704 xstormy16_compare_op1): Delete.
12705 * config/stormy16/stormy16.c (xstormy16_compare_op0,
12706 xstormy16_compare_op1): Delete.
12707 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
12709 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
12710 (cmphi, cmpsi, bCC): Remove.
12712 * config/v850/v850.md (tstsi, cmpsi): Fold into...
12713 (*cmpsi): ... this one.
12714 (cbranchsi4, cstoresi4): New.
12715 (bCC expanders): Delete.
12716 (sCC insns): Fold into...
12717 (*setcc): ... this one.
12718 (casesi): Do not use gen_cmpsi and gen_bgtu.
12719 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
12720 (movsicc): Simplify.
12721 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
12723 * config/vax/vax-protos.h (cond_name): New.
12724 (vax_output_conditional_branch): Remove.
12725 * config/vax/vax.c (cond_name): New.
12726 (vax_output_conditional_branch): Remove.
12727 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
12728 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
12729 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
12730 (bit<VAXint>): Wrap source with (compare).
12731 (b<code> and following unnamed pattern): Rename to *branch and
12732 *branch_reversed. Change macroization to match_operator.
12733 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
12735 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
12736 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
12737 Change last argument to machine_mode.
12738 (xtensa_expand_scc): Add machine_mode argument.
12739 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
12740 (gen_conditional_move, xtensa_expand_conditional_branch,
12741 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
12742 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
12743 Adjust operand numbers.
12744 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
12746 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
12747 (cmpsi, cmpsf, b<code>, s<code>): Delete.
12748 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
12750 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12752 * optabs.c (prepare_cmp_insn): Temporarily disable test that
12753 causes spurious differences between trunk and cond-optab branch.
12755 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
12758 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
12760 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
12762 * tree.c (iterative_hash_pointer): Delete.
12763 (iterative_hash_expr): Short-circuit handling of NULL pointer.
12764 Hash UIDs and versions of SSA names. Don't special-case built-in
12765 function declarations.
12767 2009-05-11 Ian Lance Taylor <iant@google.com>
12770 * graphite.c: Force -Wc++-compat to only be a warning before
12771 #including "cloog/cloog.h".
12773 2009-05-11 Martin Jambor <mjambor@suse.cz>
12775 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
12777 2009-05-11 Jan Hubicka <jh@suse.cz>
12779 * tree-ssa-loop-ivcanon.c: Include target.h
12780 (struct loop_size): new structure.
12781 (constant_after_peeling): New predicate.
12782 (tree_estimate_loop_size): New function.
12783 (estimated_unrolled_size): Rewrite for new estimates.
12784 (try_unroll_loop_completely): Use new estimates.
12785 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
12787 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
12789 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
12790 libcpp interface change.
12791 (spu_macro_to_expand): Likewise.
12793 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
12795 PR tree-optimization/40026
12796 * gimplify.c (gimplify_init_constructor): Change initial conditional
12797 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
12798 optimize_compound_literals_in_ctor.
12800 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
12802 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
12804 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
12806 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
12808 * tree-vect-data-refs.c (vect_analyze_group_access): Use
12809 HOST_WIDE_INT for gap.
12811 2009-05-11 Ira Rosen <irar@il.ibm.com>
12813 PR tree-optimization/40074
12814 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
12815 account in group size and step comparison.
12817 2009-05-11 Richard Guenther <rguenther@suse.de>
12819 * passes.c (init_optimization_passes): Strip now incorrect comment.
12820 (execute_function_todo): Do not set PROP_alias.
12821 * tree-pass.h (PROP_alias): Remove.
12822 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
12823 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
12824 * tree-nrv.c (pass_return_slot): Likewise.
12825 * tree-object-size.c (pass_object_sizes): Likewise.
12826 * tree-ssa-dom.c (pass_dominator): Likewise.
12827 (pass_phi_only_cprop): Likewise.
12828 * tree-ssa-dse.c (pass_dse): Likewise.
12829 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
12830 (pass_cselim): Likewise.
12831 * tree-ssa-pre.c (pass_pre): Likewise.
12832 (pass_fre): Likewise.
12833 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
12834 * tree-ssa-sink.c (pass_sink_code): Likewise.
12835 * tree-stdarg.c (pass_stdarg): Likewise.
12836 * tree-tailcall.c (pass_tail_calls): Likewise.
12837 * tree-vrp.c (pass_vrp): Likewise.
12839 2009-05-10 Ian Lance Taylor <iant@google.com>
12841 * basic-block.h (enum profile_status): Break out of struct
12842 control_flow_graph.
12843 * cgraph.h (struct inline_summary): Break out of struct
12845 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
12846 of struct cgraph_order_sort.
12847 * combine.c (enum undo_kind): New enum, broken out of struct undo.
12848 * cse.c (struct branch_path): Break out of struct
12849 cse_basic_block_data.
12850 * except.h (enum eh_region_type): Break out of struct eh_region.
12851 * gcc.c (enum add_del): Break out of struct modify_target.
12852 * genrecog.c (enum decision_type): Break out of struct decision_test.
12853 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
12855 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
12856 * regmove.c (enum match_use): New enum, broken out of struct match.
12857 * sched-int.h (enum post_call_group): New enum, broken out of
12859 (struct deps_reg): Break out of struct deps.
12860 * target.h (struct asm_int_op): Break out of struct gcc_target.
12861 * tree-eh.c (struct goto_queue_node): Break out of struct
12863 * tree-inline.h (enum copy_body_cge_which): Break out of
12865 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
12867 * c-decl.c (in_struct, struct_types): New static variables.
12868 (pushtag): Add loc parameter. Change all callers.
12869 (lookup_tag): Add ploc parameter. Change all callers.
12870 (check_compound_literal_type): New function.
12871 (parser_xref_tag): Add loc parameter. Change all callers. If
12872 -Wc++-compat, warn about struct/union/enum types defined within a
12874 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
12875 and loc parameters. Change all callers. Change error calls to
12876 error_at, using loc. For a redefinition, if the location of the
12877 original definition is known, report it. Set in_struct and
12878 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
12879 (finish_struct): Add new parameters enclosing_in_struct and
12880 enclosing_struct_types. Change all callers. Set
12881 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
12882 in the struct. If in a struct, add this struct to struct_types.
12883 (start_enum): Add loc parameter. Change all callers. Use
12884 error_at for errors, using loc. For a redefinition, if the
12885 location of the original definition is known, report it. If in a
12886 struct, add this enum type to struct_types. If -Wc++-compat warn
12887 if in sizeof, typeof, or alignof.
12888 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
12889 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
12890 (c_parser_enum_specifier): Get enum location for start_enum.
12891 (c_parser_struct_or_union_specifier): Get struct location for
12892 start_struct. Save in_struct and struct_types status between
12893 start_struct and finish_struct.
12894 (c_parser_cast_expression): Get location of cast.
12895 (c_parser_alignof_expression): Get location of type.
12896 (c_parser_postfix_expression): Likewise.
12897 (c_parser_postfix_expression_after_paren_type): Add type_loc
12898 parameter. Change all callers. Call check_compound_literal_type.
12899 Use type_loc for error about variable size type.
12900 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
12901 of an enum constant from an enum type defined in a struct or union.
12902 (c_cast_expr): Add loc parameter. Change all callers. If
12903 -Wc++-compat, warn about defining a type in a cast.
12904 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
12905 (start_enum, start_struct, finish_struct): Update declarations.
12906 (parser_xref_tag, c_cast_expr): Update declarations.
12907 (check_compound_literal_type): Declare.
12909 2009-05-11 Ben Elliston <bje@au.ibm.com>
12911 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
12912 for recent libcpp interface change.
12913 (rs6000_macro_to_expand): Likewise.
12915 2009-05-10 Michael Matz <matz@suse.de>
12918 * config/arm/arm.c (require_pic_register): Emit on entry edge,
12919 not at entry of function.
12921 2009-05-10 Richard Guenther <rguenther@suse.de>
12923 PR tree-optimization/40081
12925 * tree-sra.c (instantiate_element): Instantiate scalar replacements
12926 using the main variant of the element type. Do not fiddle with
12927 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
12929 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
12930 structs with volatile fields.
12932 2009-05-10 Jan Hubicka <jh@suse.cz>
12934 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
12935 (estimate_move_cost): Assert that it does not get called for
12937 (estimate_num_insns): Skip VOID types in argument handling.
12938 (optimize_inline_calls): Delete unreachable blocks and verify that
12939 callgraph is valid.
12941 2009-05-10 Jan Hubicka <jh@suse.cz>
12943 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
12944 * cgraph.c (cgraph_mark_address_taken_node): New function.
12945 (dump_cgraph_node): Dump new flag.
12946 * cgraph.h (struct cgraph_node): Add address_taken.
12947 (cgraph_mark_address_taken_node): New function.
12948 * ipa.c (cgraph_postorder): Prioritize functions with address taken
12949 since new direct calls can be born.
12951 2009-05-10 Joseph Myers <joseph@codesourcery.com>
12953 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
12954 tok->val.node.node.
12956 2009-05-10 Jan Hubicka <jh@suse.cz>
12958 PR middle-end/40084
12959 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
12961 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
12962 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
12963 * tree-inline.c (copy_bb): Set frequency correctly.
12964 (fold_marked_statements): Update call to
12965 cgraph_update_edges_for_call_stmt.
12967 2009-05-10 Joseph Myers <joseph@codesourcery.com>
12969 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
12970 identifiers in diagnostics.
12971 * config/arm/arm.c (arm_handle_fndecl_attribute,
12972 arm_handle_isr_attribute): Likewise.
12973 * config/avr/avr.c (avr_handle_progmem_attribute,
12974 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
12975 * config/bfin/bfin.c (handle_int_attribute,
12976 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
12977 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
12978 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
12980 * config/darwin.c (darwin_handle_kext_attribute,
12981 darwin_handle_weak_import_attribute): Likewise.
12982 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
12983 h8300_handle_eightbit_data_attribute,
12984 h8300_handle_tiny_data_attribute): Likewise.
12985 * config/i386/i386.c (ix86_handle_cconv_attribute,
12986 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
12987 * config/i386/winnt.c (ix86_handle_shared_attribute,
12988 ix86_handle_selectany_attribute): Likewise.
12989 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
12990 * config/m32c/m32c.c (function_vector_handler): Likewise.
12991 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
12992 m68hc11_handle_fntype_attribute): Likewise.
12993 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
12994 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
12995 * config/mips/mips.c (mips_insert_attributes,
12996 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
12997 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
12998 rs6000_handle_struct_attribute): Likewise.
12999 * config/sh/sh.c (sh_insert_attributes,
13000 sh_handle_resbank_handler_attribute,
13001 sh_handle_interrupt_handler_attribute,
13002 sh2a_handle_function_vector_handler_attribute,
13003 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
13005 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
13006 * config/spu/spu.c (spu_handle_fndecl_attribute,
13007 spu_handle_vector_attribute): Likewise.
13008 * config/stormy16/stormy16.c
13009 (xstormy16_handle_interrupt_attribute): Likewise.
13010 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
13011 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
13013 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13015 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
13016 (pp_translate_identifiers): New.
13017 (pp_identifier): Only conditionally translate identifier to locale
13019 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
13020 (pp_base_tree_identifier): Only conditionally translate identifier
13021 to locale character set.
13022 * c-pretty-print.c (M_): Define.
13023 (pp_c_type_specifier, pp_c_primary_expression): Mark English
13024 fragments for conditional translation with M_.
13025 * tree-pretty-print.c (maybe_init_pretty_print): Disable
13026 identifier translation.
13028 2009-05-10 Richard Guenther <rguenther@suse.de>
13030 PR tree-optimization/40081
13031 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13032 using the main variant of the element type. Do not fiddle with
13033 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13035 2009-05-09 Jan Hubicka <jh@suse.cz>
13037 PR middle-end/40080
13038 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
13039 indirect calls; verify cgraph afterwards.
13041 2009-05-09 Jan Hubicka <jh@suse.cz>
13044 * ipa.c (update_inlined_to_pointer): New function.
13045 (cgraph_remove_unreachable_nodes): Use it.
13047 2009-05-09 Jan Hubicka <jh@suse.cz>
13049 * tree-eh.c (struct leh_state): Remove prev_try.
13050 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
13051 not track prev_try.
13052 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
13053 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
13054 remove_eh_handler_and_replace, foreach_reachable_handler,
13055 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
13056 * except.h (struct eh_region): Remove eh_region_u_cleanup.
13057 (gen_eh_region_cleanup): Update prototype.
13059 2009-05-09 Jan Hubicka <jh@suse.cz>
13061 PR middle-end/40043
13062 * except.c (copy_eh_region): Always set prev_try.
13063 (redirect_eh_edge_to_label): Find outer try.
13064 (foreach_reachable_handler): When looking for prev try
13065 handle case where previous try is not going to be taken.
13067 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
13069 PR tree-optimization/40049
13070 * tree-vect-stmts.c (vectorizable_operation): If the machine has
13071 only vector/vector shifts, convert the type of the constant to the
13072 appropriate type to avoid building incorrect trees, which
13073 eventually have problems with garbage collection.
13075 2009-05-08 Joseph Myers <joseph@codesourcery.com>
13077 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
13078 -1 for complex floating-point types if honoring signed zeros.
13080 2009-05-08 Jan Hubicka <jh@suse.cz>
13082 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
13083 argument; handle correctly when profile is absent.
13084 (build_cgraph_edges): Update.
13085 (rebuild_cgraph_edges): Update.
13086 * cgraph.c: Do not include varray.h.
13087 (cgraph_set_call_stmt_including_clones): New function.
13088 (cgraph_create_edge_including_clones): Likewise
13089 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
13090 (cgraph_update_edges_for_call_stmt): Handle clones.
13091 (cgraph_remove_node): Handle clone tree.
13092 (cgraph_remove_node_and_inline_clones): New function.
13093 (dump_cgraph_node): Dump clone tree.
13094 (cgraph_clone_node): Handle clone tree.
13095 (clone_function_name): Bring here from tree-inline.c.
13096 (cgraph_create_virtual_clone): New function.
13097 * cgraph.h (ipa_replace_map): Move here from ipa.h.
13098 (cgraph_clone_info): New function.
13099 (strut cgraph_node): Add clone_info and new clone tree pointers.
13100 (cgraph_remove_node_and_inline_clones,
13101 cgraph_set_call_stmt_including_clones,
13102 cgraph_create_edge_including_clones,
13103 cgraph_create_virtual_clone): Declare.
13104 (cgraph_function_versioning): Use VEC argument.
13105 (compute_call_stmt_bb_frequency): Update prototype.
13106 (cgraph_materialize_all_clones): New function.
13107 * ipa-cp.c (ipcp_update_cloned_node): Remove.
13108 (ipcp_create_replace_map): Update to VECtors.
13109 (ipcp_update_callgraph): Use virtual clones.
13110 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
13111 (ipcp_update_profiling): Do not update local profiling.
13112 (ipcp_insert_stage): Use VECtors and virtual clones.
13113 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
13114 (clone_of_p): New function.
13115 (cgraph_preserve_function_body_p): Use clone tree.
13116 (cgraph_optimize): Materialize clones.
13117 (cgraph_function_versioning): Update for VECtors.
13118 (save_inline_function_body): Use clone tree.
13119 (cgraph_materialize_clone): New function.
13120 (cgraph_materialize_all_clones): Likewise.
13121 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
13122 * ipa.c: Include gimple.h.
13123 (cgraph_remove_unreachable_nodes): Use clone tree.
13124 * ipa-prop.c (ipa_note_param_call): Update call to
13125 compute_call_stmt_bb_frequencycall.
13126 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
13127 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
13128 (copy_bb): Handle updating of clone tree; add new edge when new call
13130 (expand_call_inline): Be strict about every call having edge.
13131 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
13132 (delete_unreachable_blocks_update_callgraph): New function.
13133 (tree_function_versioning): Use VECtors; always remove unreachable
13134 blocks and fold conditionals.
13135 * tree-inline.h: Do not include varray.h.
13136 (tree_function_versioning): Remove.
13137 * Makefile.in (GTFILES): Remove tree-inline.c
13138 * passes.c (do_per_function): Do only functions having body.
13139 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
13142 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
13143 Andrew Morrow <acm@google.com>
13146 * c-common.c (c_common_attribute_table): Permit deprecated
13147 attribute to take an optional argument.
13148 (handle_deprecated_attribute): If the optional argument to
13149 __attribute__((deprecated)) is not a string ignore the attribute
13150 and emit a warning.
13152 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
13153 * c-typeck.c (build_component_ref): Likewise.
13154 (build_external_ref): Likewise.
13156 * toplev.c (warn_deprecated_use): Add an attribute argument.
13157 Emit the message associated with __attribute__((deprecated)).
13159 * toplev.h (warn_deprecated_use): Updated.
13161 * doc/extend.texi: Document new optional parameter to
13162 __attribute__((deprecated))
13164 2009-05-08 Michael Eager <eager@eagercon.com>
13166 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
13167 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
13169 2009-05-08 Richard Guenther <rguenther@suse.de>
13171 PR tree-optimization/40062
13172 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
13173 Avoid exponential behavior.
13175 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13177 PR rtl-optimization/33928
13179 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
13180 process_uses, build_single_def_use_links): New.
13181 (update_df): Update use_def_ref.
13182 (forward_propagate_into): Use get_def_for_use instead of use-def
13184 (fwprop_init): Call build_single_def_use_links and let it initialize
13186 (fwprop_done): Free use_def_ref.
13187 (fwprop_addr): Eliminate duplicate call to df_set_flags.
13188 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
13189 df_rd_simulate_one_insn): New.
13190 (df_rd_bb_local_compute_process_def): Update head comment.
13191 (df_chain_create_bb): Use the new RD simulation functions.
13192 * df.h (df_rd_simulate_artificial_defs_at_top,
13193 df_rd_simulate_one_insn): New.
13194 * opts.c (decode_options): Enable fwprop at -O1.
13195 * doc/invoke.texi (-fforward-propagate): Document this.
13197 2009-05-08 Joseph Myers <joseph@codesourcery.com>
13200 * c-typeck.c (build_binary_op): Handle arithmetic between one real
13201 and one complex operand specially.
13202 * tree-complex.c (some_nonzerop): Do not identify a real value as
13203 zero if flag_signed_zeros.
13205 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13207 PR rtl-optimization/33928
13208 * loop-invariant.c (record_use): Fix && vs. || mishap.
13210 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13212 PR rtl-optimization/33928
13213 * loop-invariant.c (struct use): Add addr_use_p.
13214 (struct def): Add n_addr_uses.
13215 (struct invariant): Add cheap_address.
13216 (create_new_invariant): Set cheap_address.
13217 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
13218 (record_uses): Pass df_ref to record_use.
13219 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
13222 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
13224 * config/sh/sh.c: Do not include c-pragma.h.
13226 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
13228 * config/spu/spu.c: Remove include of c-common.h.
13230 2009-05-07 Janis Johnson <janis187@us.ibm.com>
13233 * c-common.h (mark_valid_location_for_stdc_pragma,
13234 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
13235 clear_float_const_decimal64, float_const_decimal64_p): New.
13236 * c.opt (Wunsuffixed-float-constants): New.
13237 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
13238 unsuffixed float constant, handle new warning.
13239 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
13240 * c-decl.c (c_scope): New flag float_const_decimal64.
13241 (set_float_const_decimal64, clear_float_const_decimal64,
13242 float_const_decimal64_p): New.
13243 (push_scope): Set new flag.
13244 * c-parser.c (c_parser_translation_unit): Mark when it's valid
13245 to use STDC pragmas.
13246 (c_parser_external_declaration): Ditto.
13247 (c_parser_compound_statement_nostart): Ditto.
13248 * c-pragma.c (valid_location_for_stdc_pragma,
13249 mark_valid_location_for_stdc_pragma,
13250 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
13251 handle_pragma_float_const_decimal64): New.
13252 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
13253 * cp/semantics.c (valid_location_for_stdc_pragma_p,
13254 set_float_const_decimal64, clear_float_const_decimal64,
13255 float_const_decimal64_p): New dummy functions.
13256 * doc/extend.texi (Decimal Float): Remove statement that the
13257 pragma, and suffix for double constants, are not supported.
13258 * doc/invoke.texi (Warning Options): List new option.
13259 (-Wunsuffixed-float-constants): New.
13261 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
13263 * config/i386/i386.c: Do not include c-common.h.
13265 2009-05-07 Mark Heffernan <meheff@google.com>
13267 * doc/invoke.texi (Debugging Options): Document change of debugging
13269 * opts.c (decode_options): Make dump_base_name relative to
13270 aux_base_name directory.
13272 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13274 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
13275 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
13277 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
13279 * Makefile.in (install-plugin): Simplify a bit.
13281 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
13283 * Makefile.in (OBJS-common): Add regcprop.o.
13285 * timevar.def (TV_CPROP_REGISTERS): New.
13286 * regrename.c (regrename_optimize): Return 0.
13287 (rest_of_handle_regrename): Delete.
13288 (pass_rename_registers): Point to regrename_optimize.
13289 (struct value_data_entry, struct value_data,
13290 kill_value_one_regno, kill_value_regno, kill_value,
13291 set_value_regno, init_value_data, kill_clobbered_value,
13292 kill_set_value, kill_autoinc_value, copy_value,
13293 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
13294 replace_oldest_value_reg, replace_oldest_value_addr,
13295 replace_oldest_value_mem, copyprop_hardreg_forward_1,
13296 debug_value_data, validate_value_data): Move...
13297 * regcprop.c: ... here.
13298 (rest_of_handle_cprop): Delete.
13299 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
13301 2009-05-07 Jakub Jelinek <jakub@redhat.com>
13303 PR middle-end/40057
13304 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
13305 GEN_INT for 1 << bitnum.
13306 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
13307 build_int_cst_type.
13309 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
13311 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
13312 Remove wrong description of "nand" operation.
13314 2009-05-06 Richard Guenther <rguenther@suse.de>
13315 Adam Nemet <anemet@caviumnetworks.com>
13317 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
13318 comment. Add that if LHS is not a gimple register, then RHS1 has
13319 to be a single object (GIMPLE_SINGLE_RHS).
13321 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
13323 * expr.c (get_def_for_expr): Move it up in the file.
13324 (store_field): When expanding a bit-field store, look at the
13325 defining gimple stmt for the masking conversion.
13327 2009-05-06 Janis Johnson <janis187@us.ibm.com>
13329 PR middle-end/39986
13330 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
13331 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
13332 32-bit memcpy into long.
13334 2009-05-06 Jakub Jelinek <jakub@redhat.com>
13336 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
13337 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
13339 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
13340 instead of appending DW_OP_deref*.
13342 2009-05-06 Michael Matz <matz@suse.de>
13344 PR middle-end/40021
13345 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
13346 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
13348 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
13350 * Makefile.in (install-plugin): Fix srcdir handling.
13352 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
13354 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
13355 when processing for not_regs_needed bitmap.
13356 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
13357 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
13358 handling it for rhs.
13360 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
13362 * config/i386/i386.md (unnamed inc/dec peephole): Use
13363 optimize_insn_for_size_p instead of optimize_size.
13364 * config/i386/predicates.md (incdec_operand): Likewise.
13365 (aligned_operand): Likewise.
13366 * config/i386/sse.md (divv8sf3): Likewise.
13367 (sqrtv8sf2): Likewise.
13369 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
13371 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
13373 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
13375 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
13377 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
13378 ssemodesuffixf2c with avxmodesuffixf2c.
13380 2009-05-06 Joseph Myers <joseph@codesourcery.com>
13383 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
13385 2009-05-05 Jakub Jelinek <jakub@redhat.com>
13387 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
13388 (struct tree_base): Adjust spacing for 8 bit boundaries.
13389 (struct tree_decl_common): Add decl_by_reference_flag bit.
13390 (DECL_BY_REFERENCE): Adjust.
13391 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
13392 print DECL_BY_REFERENCE bit.
13393 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
13394 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
13395 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
13396 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
13399 PR middle-end/39666
13400 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
13401 range of the type, but default label is missing, add it with one
13402 of the existing labels instead of adding a new label for it.
13404 2009-05-05 Joseph Myers <joseph@codesourcery.com>
13408 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
13410 * Makefile.in (enable_plugin, plugin_includedir): New.
13411 (install): Depend on install-plugin.
13412 (PLUGIN_HEADERS): New.
13413 (install-plugin): New.
13414 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
13416 2009-05-05 Richard Guenther <rguenther@suse.de>
13418 PR tree-optimization/40022
13419 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
13421 (phivn_valid_p): Fix tuplification error, simplify.
13422 (phiprop_insert_phi): Add dumps.
13423 (propagate_with_phi): Simplify.
13425 2009-05-05 Richard Guenther <rguenther@suse.de>
13427 PR middle-end/40023
13428 * builtins.c (gimplify_va_arg_expr): Properly build the address.
13430 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
13432 * tree.h (strip_float_extensions): Remove duplicate declaration.
13433 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
13434 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
13435 block_ultimate_origin): Rearrange the declarations line to match the
13436 comment that indicates the .c file which the functions are defined.
13437 (dwarf2out_*, set_decl_rtl): Add comment.
13438 (get_base_address): Adjust comment.
13439 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
13440 declarations line and add comment.
13441 (is_builtin_name): Add blank after function name, for clarity.
13443 2009-05-04 Joseph Myers <joseph@codesourcery.com>
13445 * attribs.c (decl_attributes): Use %qE for identifiers in
13447 * cgraphunit.c (verify_cgraph_node): Translate function names to
13448 locale character set in diagnostics.
13449 * coverage.c (get_coverage_counts): Use %qE for identifiers in
13451 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
13452 Document that functions are named in UTF-8.
13453 * expr.c (expand_expr_real_1): Translate function names to locale
13454 character set in diagnostics.
13455 * gimplify.c (omp_notice_variable, omp_is_private,
13456 gimplify_scan_omp_clauses): Use %qE for identifiers in
13458 * langhooks.c (lhd_print_error_function): Translate function names
13459 to locale character set.
13460 * langhooks.h (decl_printable_name): Document that return value is
13461 in internal character set.
13462 * stmt.c: Include pretty-print.h
13463 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
13465 (resolve_operand_name_1): Translate named operand name to locale
13467 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
13469 * toplev.c (announce_function): Translate function names to locale
13471 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
13472 (default_tree_printer): Use pp_identifier or translate identifiers
13473 to locale character set. Mark "<anonymous>" for translation.
13474 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
13475 for identifiers in diagnostics.
13476 * tree.c (handle_dll_attribute): Use %qE for identifiers in
13478 * varasm.c (output_constructor): Use %qE for identifiers in
13481 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
13483 * configure.ac: use ` ` instead of $()
13484 * configure: Regenerate.
13486 2009-05-05 Ben Elliston <bje@au.ibm.com>
13488 * config/pa/linux-atomic.c: Eliminate conditional include of
13489 errno.h on non-LP64 systems to simplify build requirements.
13491 2009-05-04 Joseph Myers <joseph@codesourcery.com>
13493 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
13495 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
13496 and pass value to identifier_to_locale.
13497 (warn_variable_length_array): Make name a tree.
13498 (grokdeclarator): Separate diagnostic texts for named and unnamed
13499 declarators. Use %qE for named declarators.
13500 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
13502 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
13503 identifiers in diagnostics.
13504 * c-typeck.c (push_member_name, start_init): Pass identifiers to
13505 identifier_to_locale. Mark "anonymous" strings for translation.
13507 2009-05-04 Michael Eager <eager@eagercon.com>
13509 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
13510 address for DImode/DFmode only if double-precision FP regs.
13512 2009-05-04 Michael Eager <eager@eagercon.com>
13514 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
13515 TARGET_SINGLE_FLOAT check.
13517 2009-05-04 Michael Eager <eager@eagercon.com>
13519 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
13521 2009-05-04 Michael Eager <eager@eagercon.com>
13523 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
13524 * config/rs6000/t-xilinx: New
13526 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
13528 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
13529 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
13530 * gcc/explow.c (memory_address): Use target hook.
13531 * gcc/targhooks.c (default_legitimize_address): New.
13532 * gcc/targhooks.h (default_legitimize_address): New.
13533 * gcc/target.h (legitimize_address): New.
13534 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
13535 (TARGET_INITIALIZER): Include it.
13536 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
13538 * config/bfin/bfin-protos.h (legitimize_address): Remove.
13539 * config/bfin/bfin.c (legitimize_address): Remove.
13540 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
13541 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
13543 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
13544 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
13546 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
13547 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
13548 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
13549 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
13550 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
13551 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
13552 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
13553 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
13554 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
13555 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
13556 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
13557 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
13558 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
13559 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
13560 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
13561 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
13562 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
13563 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
13564 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
13565 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
13566 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
13567 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
13568 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
13570 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
13571 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
13572 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
13573 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
13574 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
13575 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
13576 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
13577 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
13578 (thumb_legitimize_address): Delete.
13579 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
13580 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
13581 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
13582 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
13583 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
13584 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
13586 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
13589 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
13590 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
13591 * config/m32r/m32r.c (m32r_legitimize_address): New.
13592 * config/m68k/m68k.c (m68k_legitimize_address): New.
13593 * config/score/score.c (score_legitimize_address): Standardize.
13594 * config/score/score3.c (score3_legitimize_address): Standardize.
13595 * config/score/score3.h (score3_legitimize_address): Adjust.
13596 * config/score/score7.c (score7_legitimize_address): Standardize.
13597 * config/score/score7.h (score7_legitimize_address): Adjust.
13598 * config/sh/sh.c (sh_legitimize_address): New.
13599 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
13601 * gcc/config/s390/s390.c (legitimize_address): Rename to...
13602 (s390_legitimize_address): ... this.
13603 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
13604 (sparc_legitimize_address): ... this.
13605 * gcc/config/i386/i386.c (legitimize_address): Rename to...
13606 (ix86_legitimize_address): ... this.
13607 * gcc/config/avr/avr.c (legitimize_address): Rename to...
13608 (avr_legitimize_address): ... this.
13609 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
13610 (mn10300_legitimize_address): ... this.
13611 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
13612 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
13613 (alpha_expand_mov): Adjust call.
13615 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
13616 * config/spu/spu.c (spu_legitimize_address): Likewise.
13617 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
13618 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
13620 2009-05-04 Joseph Myers <joseph@codesourcery.com>
13622 * intl.c (locale_encoding, locale_utf8): New.
13623 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
13624 * intl.h (locale_encoding, locale_utf8): Declare.
13625 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
13626 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
13628 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
13630 (pp_tree_identifier): Define to call pp_base_tree_identifier.
13631 (pp_base_tree_identifier): Declare as function.
13632 (identifier_to_locale): Declare.
13633 * Makefile.in (pretty-print.o): Update dependencies.
13634 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
13636 2009-05-04 Richard Guenther <rguenther@suse.de>
13638 PR middle-end/40015
13639 * builtins.c (fold_builtin_memory_op): Do not decay to element
13640 type if the size matches the whole array.
13642 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
13644 * expmed.c (synth_mult): When trying out a shift, pass the result
13647 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
13649 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
13650 (shiftsub1_cost): New.
13651 (init_expmed): Compute shiftsub1_cost.
13652 (synth_mult): Optimize multiplications by constants of the form
13653 -(2^^m-1) for some constant positive integer m.
13655 2009-05-03 Richard Guenther <rguenther@suse.de>
13658 * c-typeck.c (array_to_pointer_conversion): Do not built
13659 ADDR_EXPRs of arrays of pointer-to-element type.
13660 * c-gimplify.c (c_gimplify_expr): Revert change fixing
13661 up wrong ADDR_EXPRs after-the-fact.
13662 * c-common.c (strict_aliasing_warning): Strip pointer
13663 conversions for obtaining the original type.
13664 * builtins.c (fold_builtin_memset): Handle array types.
13665 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
13668 2009-05-03 Richard Guenther <rguenther@suse.de>
13670 PR middle-end/23329
13671 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
13672 Do not lose casts from array types with unknown extent to array
13673 types with known extent.
13674 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
13675 alias set compatibility.
13677 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
13679 * flags.h (extra_warnings): Delete.
13680 * toplev.c (process_options): Handle Wuninitialized here.
13681 * opts.c (extra_warnings): Delete.
13682 (set_Wextra): Delete.
13683 (common_handle_option): -Wextra can be handled automatically.
13684 * c-opts.c (c_common_handle_option): Delete obsolete code.
13685 (c_common_post_options): Simplify comment.
13686 * common.opt (W): Add Var.
13688 (Wuninitialized): Initialize to -1.
13690 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
13691 Richard Guenther <rguenther@suse.de>
13693 * expr.c (get_def_for_expr): New function.
13694 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
13695 SSA rather than trees.
13696 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
13697 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
13699 2009-05-03 Joseph Myers <joseph@codesourcery.com>
13701 * c-common.c (reswords): Add _Imaginary.
13702 * c-common.c (enum rid): Add RID_IMAGINARY.
13704 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
13706 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
13707 Patch by Richard Guenther.
13709 2009-05-03 Anatoly Sokolov <aesok@post.ru>
13711 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
13712 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
13713 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
13714 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
13715 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
13716 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
13717 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
13718 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
13719 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
13720 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
13721 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
13722 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
13723 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
13724 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
13725 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
13726 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
13727 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
13728 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
13730 2009-05-02 Richard Guenther <rguenther@suse.de>
13732 PR tree-optimization/39940
13733 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
13736 2009-05-02 Richard Guenther <rguenther@suse.de>
13738 PR middle-end/40001
13739 * tree-ssa.c (execute_update_addresses_taken): Properly check
13740 if we can mark a variable DECL_GIMPLE_REG_P.
13741 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
13742 back to the end of the function.
13743 (is_gimple_reg_type): Remove complex type special casing.
13744 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
13747 2009-05-02 Ben Elliston <bje@au.ibm.com>
13749 * doc/collect2.texi (Collect2): Document search path behaviour
13750 when configured with --with-ld.
13752 2009-05-02 Jan Hubicka <jh@suse.cz>
13754 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
13755 parameter; update callers.
13756 (coalesce_cost_edge): EH edges are costier because they needs
13757 splitting even if not critical and even more costier when there are
13758 multiple EH predecestors.
13760 2009-05-02 Jan Hubicka <jh@suse.cz>
13762 * except.c (remove_eh_handler_and_replace): Handle updating after
13763 removing TRY blocks.
13765 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
13767 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
13769 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
13771 * varasm.c: Do not include c-pragma.h.
13772 * attribs.c: Do not incude c-common.h.
13774 2009-05-01 Michael Matz <matz@suse.de>
13776 * calls.c (initialize_argument_information): Handle SSA names like
13777 decls with a non MEM_P DECL_RTL.
13779 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
13781 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
13782 * ipa-utils.c: Likewise.
13783 * ipa-type-escape.c: Likewise.
13784 * cgraphunit.c Do not include c-common.h.
13785 * ipa-pure-const.c: Likewise.
13786 * tree-if-conv.c: Likewise.
13787 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
13788 * ipa-struct-reorg.c: Likewise.
13789 * tree-nomudflap.c: Likewise.
13790 * tree-ssa-structalias.c: Likewise.
13792 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
13794 * store-motion.c: Many cleanups to make this pass a first-class
13795 citizen instead of an appendix to gcse load motion. Add TODO list
13796 to make this pass faster/cleaner/better.
13798 (struct ls_expr): Post gcse.c-split cleanups.
13799 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
13800 "stores" field to "avail_stores".
13801 (pre_ldst_mems): Rename to store_motion_mems.
13802 (pre_ldst_table): Rename to store_motion_mems_table.
13803 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
13804 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
13805 (ldst_entry): Rename to st_expr_entry, update users.
13806 (free_ldst_entry): Rename to free_st_expr_entry, update users.
13807 (free_ldst_mems): Rename to free_store_motion_mems, update users.
13808 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
13810 (first_ls_expr): Rename to first_st_expr, update users.
13811 (next_ls_expr): Rename to next_st_expr, update users.
13812 (print_ldst_list): Rename to print_store_motion_mems. Print names of
13813 fields properly for store motion instead of names inherited from load
13815 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
13816 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
13819 (ae_kill): Rename to st_kill, update users.
13820 (ae_gen): Rename to st_avloc, update users.
13821 (transp): Rename to st_transp, update users.
13822 (pre_insert_map): Rename to st_insert_map, update users.
13823 (pre_delete_map): Rename to st_delete_map, update users.
13824 (insert_store, build_store_vectors, free_store_memory,
13825 one_store_motion_pass): Update for abovementioned changes.
13827 (gcse_subst_count, gcse_create_count): Remove.
13828 (one_store_motion_pass): New statistics counters "n_stores_deleted"
13829 and "n_stores_created", local variables.
13831 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
13834 (regvec, compute_store_table_current_insn): Remove.
13835 (reg_set_info, reg_clear_last_set): Remove.
13836 (compute_store_table): Use DF caches instead of local dataflow
13839 2009-05-01 Joseph Myers <joseph@codesourcery.com>
13841 * c-objc-common.c (c_tree_printer): Print identifiers with
13842 pp_identifier, not pp_string. Mark "({anonymous})" for
13844 * c-pretty-print.c (pp_c_ws_string): New.
13845 (pp_c_cv_qualifier, pp_c_type_specifier,
13846 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
13847 pp_c_storage_class_specifier, pp_c_function_specifier,
13848 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
13849 pp_c_primary_expression, pp_c_postfix_expression,
13850 pp_c_unary_expression, pp_c_shift_expression,
13851 pp_c_relational_expression, pp_c_equality_expression,
13852 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
13853 use pp_string and pp_c_ws_string in place of pp_identifier and
13854 pp_c_identifier for non-identifiers. Mark English strings for
13856 * c-pretty-print.h (pp_c_ws_string): Declare.
13858 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
13859 Roland McGrath <roland@redhat.com>
13861 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
13862 (ENABLE_LD_BUILDID): New configuration option.
13863 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
13864 (LINK_BUILDID_SPEC): New macro.
13865 (init_spec): If defined, prepend it between LINK_EH_SPEC and
13867 * doc/install.texi: Document --enable-linker-build-id option.
13868 * configure: Rebuild.
13869 * config.in: Rebuild.
13871 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
13873 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
13874 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
13875 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
13876 MIPS_GP_SAVE_AREA_SIZE.
13877 * config/mips/mips.c (struct mips_frame_info): Update comment
13878 before arg_pointer_offset and hard_frame_pointer_offset.
13879 (mips_compute_frame_info): Update diagram before function: to
13880 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
13881 indicate the position of frame_pointer_rtx with -fstack-protector and
13882 to show args_size. Don't allocate cprestore area for leaf functions
13883 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
13885 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
13887 2009-04-30 Michael Matz <matz@suse.de>
13889 PR tree-optimization/39955
13890 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
13892 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
13894 * ira.c (setup_cover_and_important_classes): Use safe macro
13895 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
13897 * genpreds.c (write_tm_preds_h): Output suitable definition of
13898 REG_CLASS_FOR_CONSTRAINT.
13900 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
13902 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
13904 * bitmap.c (bitmap_descriptor): Likewise.
13905 * ggc-common.c (loc_descriptor): Likewise.
13906 * varray.c (varray_descriptor): Likewise.
13907 * vec.c (vec_descriptor): Likewise.
13909 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
13911 * Makefile.in (dce.o): Add $(EXCEPT_H).
13912 * dce.c: Include except.h and delete redundant vector definitions.
13913 (deletable_insn_p): Return false for non-call insns that can throw
13916 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
13918 * gcse.c (ae_gen): Remove.
13919 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
13920 and make non-static function to make it available in store-motion.c.
13921 Update call sites with search-and-replace.
13922 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
13923 extract_mentioned_regs, extract_mentioned_regs_helper,
13924 find_moveable_store, compute_store_table, load_kills_store, find_loads,
13925 store_killed_in_insn, store_killed_after, store_killed_before,
13926 build_store_vectors, insert_insn_start_basic_block, insert-store,
13927 remove_reachable_equiv_notes, replace_store_insn, delete_store,
13928 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
13929 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
13930 * store-motion.c: ...new file. Also copy data structures from gcse.c
13931 and clean up to remove parts not used by store motion.
13932 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
13933 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
13935 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13938 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
13939 when optimizing for size.
13941 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
13943 * gcse.c (gcse_constant_p): Fix typo in last change.
13945 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
13947 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
13949 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
13951 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
13953 2009-04-29 James E. Wilson <wilson@codesourcery.com>
13955 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
13956 CONST_HIGH_PART result.
13958 2009-04-29 Anatoly Sokolov <aesok@post.ru>
13960 * config/avr/avr.c (initial_elimination_offset): Rename to
13961 avr_initial_elimination_offset.
13962 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
13963 change return type to bool.
13964 (avr_can_eliminate): New function.
13965 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
13966 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
13967 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
13968 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
13969 avr_initial_elimination_offset.
13970 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
13971 (avr_initial_elimination_offset): Define.
13973 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
13974 Steven Bosscher <steven@gcc.gnu.org>
13976 PR rtl-optimization/39938
13977 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
13978 * cfgrtl.c: Include insn-attr.h.
13979 (rest_of_pass_free_cfg): New function.
13980 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
13981 * resource.c (init_resource_info): Remove call to df_analyze.
13983 2009-04-29 Richard Guenther <rguenther@suse.de>
13986 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
13987 allow conversion to signed integers.
13989 2009-04-29 Richard Guenther <rguenther@suse.de>
13991 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
13992 shifts of floating point vectors if the shift amount is
13993 a constant multiple of the element size.
13995 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
13996 Michael Matz <matz@suse.de>
13998 PR middle-end/39927
14000 * tree-outof-ssa.c (emit_partition_copy): New function.
14001 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
14002 insert_part_to_rtx_on_edge): Perform the partition base var
14003 copy using emit_partition_copy.
14004 (insert_value_copy_on_edge): Convert constants to the right mode.
14005 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
14006 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
14008 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14010 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
14011 scan backwards to try to find a constant to initialize it.
14013 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
14014 insn before the loop_end instruction, don't look past labels.
14016 2009-04-29 Richard Guenther <rguenther@suse.de>
14018 PR middle-end/39937
14019 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
14020 loose type conversions.
14021 (forward_propagate_addr_expr): Fix tuplification bug. Remove
14022 stmts only if there are no uses of its definition.
14024 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14026 * config/bfin/bfin.h (splitting_loops): Declare.
14027 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
14028 Reorder bit definitions to be ascending.
14029 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
14030 * config/bfin/bfin.c (splitting_loops): New variable.
14031 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
14032 (struct loop_info): Remove members INIT and LOOP_INIT.
14033 (bfin_optimize_loop): Don't set them. Reorder the code that generates
14034 the LSETUP sequence. Allow LC to be loaded from any register, but
14035 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
14036 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
14038 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
14039 of reload_completed.
14042 * config/bfin/bfin.md (movsi_insn): Refine constraints.
14044 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
14046 * Makefile.in (PLUGIN_VERSION_H): New.
14047 (OBJS-common): Remove plugin-version.o.
14048 (plugin.o): Depend on (PLUGIN_VERSION_H).
14049 (plugin-version.o): Remove.
14050 * configure: Regenerate
14051 * configure.ac: Create plugin-version.h.
14052 * gcc-plugin.h (plugin_gcc_version): Remove.
14053 (plugin_default_version_check): Change signature.
14054 * plugin-version.c: Remove.
14055 * plugin.c: Include plugin-version.h.
14056 (str_plugin_gcc_version_name): Remove.
14057 (try_init_one_plugin): Pass gcc version to plugin_init.
14058 (plugin_default_version_check): Both gcc and plugin versions are now
14061 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14063 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
14064 problematic last insns. Test for TYPE_CALL rather than CALL_P.
14065 Remove special case testing for last insn of inner loops. Don't fail
14066 if the loop ends with a jump, emit an extra nop instead.
14068 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
14069 DREGS rather than comparing directly. Remove code that tries to
14070 account for latencies.
14072 2009-04-29 Richard Guenther <rguenther@suse.de>
14074 PR tree-optimization/39941
14075 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
14076 eliminating an indirect call.
14078 2009-04-29 Richard Guenther <rguenther@suse.de>
14080 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
14081 parameter. Allow invariants as base if !require_lvalue.
14082 (verify_gimple_assign_single): Adjust.
14084 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14086 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
14087 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
14088 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
14089 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
14090 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
14092 * config/bfin/bfin.c (bfin_expand_builtin,
14093 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
14095 2009-04-28 Richard Guenther <rguenther@suse.de>
14097 * tree-vect-loop.c (get_initial_def_for_induction): Use
14098 correct types for pointer increment.
14100 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14102 * toplev.c (print_version): Update GMP version string calculation.
14104 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
14106 PR rtl-optimization/39938
14107 * resource.c (init_resource_info): Add call to df_analyze.
14109 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14111 * config/alpha/alpha.md (usegp): Cast the result of
14112 alpha_find_lo_sum_using_gp to enum attr_usegp.
14113 * config/alpha/alpha.c (override_options): Remove end-of-structure
14114 marker element from cpu_table. Use array size of cpu_table to handle
14115 -mcpu and -mtune options.
14116 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
14118 2009-04-28 Joseph Myers <joseph@codesourcery.com>
14120 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
14121 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
14122 tune_32 and tune_64.
14123 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
14124 support on PowerPC.
14125 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
14126 * config/rs6000/option-defaults.h: ... here. New file.
14127 (OPT_64, OPT_32): Define.
14128 (MASK_64BIT): Define to 0 if not already defined.
14129 (OPT_ARCH64, OPT_ARCH32): Define.
14130 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
14133 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14135 * config/arm/arm.c (arm_override_options): Emit error on using
14138 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14140 PR rtl-optimization/39914
14141 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
14142 registers for allocnos created from user-defined variables only
14143 when not optimizing.
14145 2009-04-28 Richard Guenther <rguenther@suse.de>
14147 PR middle-end/39937
14148 * fold-const.c (fold_binary): Use distribute_real_division only
14151 2009-04-28 Steve Ellcey <sje@cup.hp.com>
14153 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
14154 add hpux-stdint.h to tm_file.
14155 (hppa[12]*-*-hpux11*): Ditto.
14156 (ia64*-*-hpux*): Ditto.
14157 * config/hpux-stdint.h: New.
14158 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
14159 __STDC_EXT__ for all compiles.
14160 * config/pa/pa-hpux.h: Ditto.
14161 * config/pa/pa-hpux10.h: Ditto.
14162 * config/pa/pa-hpux11.h: Ditto.
14164 2009-04-28 Catherine Moore <clm@codesourcery.com>
14166 * debug.h (set_name): Add comment.
14168 2009-04-28 Andrew Pinski <pinskia@gmail.com>
14171 * config/darwin.c (machopic_gen_offset): Check
14172 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
14173 * config/arm/arm.c (require_pic_register): Likewise.
14175 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
14177 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
14178 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
14179 m32c_promote_prototypes): Delete.
14181 2009-04-28 Michael Matz <matz@suse.de>
14183 PR middle-end/39922
14184 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
14187 2009-04-28 Richard Guenther <rguenther@suse.de>
14189 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
14191 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14193 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
14194 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
14195 * config/arm/arm-tune.md: Regenerate.
14197 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
14199 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
14200 block if there are complex incoming edges.
14201 (sel_merge_blocks): Remove useless assert.
14202 (sel_redirect_edge_and_branch): Check that edge was redirected.
14203 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
14204 (sel_find_rgns): Delete declaration.
14205 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
14206 the region when it is not a preheader.
14208 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14211 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
14213 2009-04-28 Richard Guenther <rguenther@suse.de>
14215 * tree.h (SSA_NAME_VALUE): Remove.
14216 (struct tree_ssa_name): Remove value_handle member.
14217 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
14218 array for jump threading.
14219 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
14221 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
14222 * tree-flow.h (threadedge_initialize_values): Declare.
14223 (threadedge_finalize_values): Likewise.
14224 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
14225 (SSA_NAME_VALUE): Define.
14226 (threadedge_initialize_values): New function.
14227 (threadedge_finalize_values): Likewise.
14228 * tree-ssa-dom.c (ssa_name_values): New global variable.
14229 (SSA_NAME_VALUE): Define.
14230 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
14232 2009-04-28 Ira Rosen <irar@il.ibm.com>
14234 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
14235 Use REPORT_VECTORIZED_LOCATIONS instead
14236 REPORT_VECTORIZED_LOOPS.
14237 * tree-vectorizer.c (vect_verbosity_level): Make static.
14238 (vect_loop_location): Rename to vect_location.
14239 (vect_set_verbosity_level): Update comment.
14240 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
14242 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
14243 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
14244 instead REPORT_UNVECTORIZED_LOOPS.
14245 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
14246 and vect_loop_def to vect_external_def and vect_internal_def.
14247 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
14248 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
14249 REPORT_UNVECTORIZED_LOCATIONS.
14250 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
14251 and vect_used_in_loop and to vect_unused_in_scope and
14252 vect_used_in_scope.
14253 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
14254 (vect_verbosity_level): Remove declaration.
14255 (vect_analyze_operations): Likewise.
14256 (vect_analyze_stmt): Declare.
14257 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
14258 REPORT_UNVECTORIZED_LOCATIONS.
14259 (vect_get_loop_niters): Fix indentation.
14260 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
14261 (vect_analyze_loop_operations): New function.
14262 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
14263 vect_analyze_operations.
14264 (vect_is_simple_reduction): Use new names.
14265 (vectorizable_live_operation, vect_transform_loop): Likewise.
14266 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
14267 to specify whether the data references can be a part of interleaving
14269 (vect_analyze_data_ref_dependence): Use new names.
14270 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
14271 (vect_create_addr_base_for_vector_ref): Remove redundant code.
14272 * tree-vect-patterns.c (widened_name_p): Use new names.
14273 (vect_recog_dot_prod_pattern): Likewise.
14274 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
14275 (process_use, vect_mark_stmts_to_be_vectorized,
14276 vect_model_simple_cost, vect_model_store_cost,
14277 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
14278 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
14279 vectorizable_operation, vectorizable_type_demotion,
14280 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
14281 vectorizable_condition): Likewise.
14282 (vect_analyze_operations): Split into vect_analyze_loop_operations
14284 (vect_analyze_stmt): ... new function.
14285 (new_stmt_vec_info): Use new names.
14286 (vect_is_simple_use): Use new names and fix comment.
14287 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
14288 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
14290 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14293 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
14294 and integer modes for x87 operands. Do not ICE for unsupported size,
14295 generate error instead. Generate error for unsupported operand types.
14296 ['z']: Do not handle HImode memory operands specially. Warning
14297 for floating-point operands. Fallthru to 'Z' for unsupported operand
14298 types. Do not ICE for unsupported size, generate error instead.
14299 (output_387_binary_op): Use %Z to output operands.
14300 (output_fp_compare): Ditto.
14301 (output_387_reg_move): Ditto.
14303 2009-04-28 Ben Elliston <bje@au.ibm.com>
14308 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14310 * builtins.c (c_strlen): Do not warn here.
14311 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
14312 * c-common.c (pointer_int_sum): Take an explicit location.
14313 Warn about offsets out of bounds.
14314 * c-common.h (pointer_int_sum): Adjust declaration.
14316 2009-04-27 Ian Lance Taylor <iant@google.com>
14318 * collect2.c (is_ctor_dtor): Change type of ret field in struct
14320 * dce.c (run_fast_df_dce): Change type of old_flags to int.
14321 * df-core.c (df_set_flags): Change return type to int. Change
14322 type of old_flags to int.
14323 (df_clear_flags): Likewise.
14324 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
14325 (df_get_conditional_uses): Likewise.
14326 * df.h (df_set_flags, df_clear_flags): Update declarations.
14327 * dwarf2out.c (struct indirect_string_node): Change type of form
14328 field to enum dwarf_form.
14329 (AT_string_form): Change return type to enum dwarf_form.
14330 * fixed-value.c (fixed_compare): Add cast to enum type.
14331 * fwprop.c (update_df): Change 0 to VOIDmode.
14332 * gensupport.c: Change 0 to UNKNOWN.
14333 * gimple.h (gimple_cond_code): Add cast to enum type.
14334 * haifa-sched.c (reemit_notes): Add cast to enum type.
14335 * hooks.c (hook_int_void_no_regs): Remove function.
14336 * hooks.h (hook_int_void_no_regs): Remove declaration.
14337 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
14338 * predict.c (combine_predictions_for_insn): Add casts to enum type.
14339 * real.c (real_arithmetic): Add cast to enum type.
14340 (real_compare): Likewise.
14341 * target.h (struct gcc_target): Change return type of
14342 branch_target_register_class to enum reg_class.
14343 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
14344 default_branch_target_register_class.
14345 * targhooks.c (default_branch_target_register_class): New function.
14346 * targhooks.h (default_branch_target_register_class): Declare.
14347 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
14348 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
14350 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
14352 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
14353 vect_uninitialized_def. Change 0 to ERROR_MARK.
14354 * tree-vect-stmts.c (supportable_widening_operation): Don't
14355 initialize icode1 and icode2.
14356 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
14357 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
14359 (cmn_err_flag_specs): Change 0 to STD_C89.
14360 (cmn_err_char_table): Likewise.
14361 * config/arm/arm.c (get_arm_condition_code): Change type of code
14362 to enum arm_cond_code.
14363 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
14364 (IWMMXT_BUILTIN2): Likewise.
14365 (neon_builtin_type_bits): Don't define typedef.
14366 (neon_builtin_datum): Change type of bits field to int.
14367 (arm_expand_neon_args): Add cast to enum type.
14368 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
14370 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
14371 casts to enum type.
14372 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
14374 * config/mips/mips.md (jal_macro): Return enum constant.
14375 (single_insn): Likewise.
14376 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
14378 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14379 casts to enum type.
14380 * config/s390/s390.c (s390_tune_flags): Change type to int.
14381 (s390_arch_flags): Likewise.
14382 (s390_handle_arch_option): Change flags field of struct pta to int.
14383 * config/s390/s390.h (s390_tune_flags): Update declaration.
14384 (s390_arch_flags): Likewise.
14385 * config/sh/sh.c (prepare_move_operands): Compare
14386 tls_symbolic_operand result with enum constant.
14387 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
14388 (sh_expand_prologue): Add cast to enum type.
14389 (sh_expand_epilogue): Likewise.
14390 (tls_symbolic_operand): Change return type to enum tls_model.
14391 (fpscr_set_from_mem): Add cast to enum type.
14392 (legitimize_pic_address): Compare tls_symbolic_operand result with
14394 (sh_target_reg_class): Change return type to enum reg_class.
14395 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
14397 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
14398 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
14399 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
14400 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
14401 (delayed_branch, tls_call_delay): Likewise.
14402 (eligible_for_sibcall_delay): Likewise.
14403 (eligible_for_return_delay): Likewise.
14404 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
14405 (spu_expand_builtin_1): Likewise.
14407 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
14408 for all types of conversions.
14409 (output_init_element): Issue -Wc++-compat warning if needed when
14410 initializing a bitfield with enum type.
14411 * c-parser.c (c_parser_expression): Set original_type to
14412 original_type of right hand operand of comma operator.
14414 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14416 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
14418 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
14419 * doc/cpp.texi (Standard Predefined Macros)
14420 (Implementation-defined behavior): Likewise.
14421 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
14422 * doc/gimple.texi (GIMPLE Exception Handling)
14423 (@code{GIMPLE_ASSIGN}): Likewise.
14424 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
14425 * doc/invoke.texi (Warning Options, Optimize Options)
14426 (AVR Options, Darwin Options): Likewise.
14427 (Optimize Options): Reformulate -fwhole-program description.
14428 * doc/loop.texi (Lambda): Likewise.
14429 * doc/md.texi (Output Template, Define Constraints)
14430 (Standard Names, Insn Splitting): Likewise.
14431 * doc/options.texi (Option properties): Likewise.
14432 * doc/passes.texi (Tree-SSA passes): Likewise.
14433 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
14434 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
14435 (File Names and DBX): Likewise.
14436 * doc/trouble.texi (Incompatibilities): Likewise.
14438 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14440 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
14441 instruction is correct.
14443 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14445 Allow non-constant arguments to conversion intrinsics.
14446 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
14447 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
14448 * spu.c (print_operand): Handle 'v' and 'w'.
14449 (exp2_immediate_p, spu_gen_exp2): Define.
14450 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
14451 spu_convtf_1): Update parameter descriptions.
14452 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
14453 * constraints.md ('v', 'w'): New.
14454 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
14456 (i2f, I2F): New define_mode_attr.
14457 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
14458 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
14459 fixuns_truncv4sfv4si2): Update to use mode attribute.
14460 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
14461 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
14462 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
14463 patterns for combine.
14465 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
14467 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
14468 (cprop, hoist, pre, store_motion): New debug counters.
14469 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
14470 is not an RTL pass anymore.
14471 (pass_profiling): Remove extern decl for pass removed in 2005.
14472 (pass_gcse, pass_jump_bypass): Remove.
14473 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
14474 to 0 for clean state.
14475 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
14476 * cse.c (gate_handle_cse_after_global_opts,
14477 rest_of_handle_cse_after_global_opts): New functions.
14478 (pass_cse_after_global_opts): New pass, does local CSE.
14479 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
14480 (TV_CPROP): New timevar.
14481 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
14482 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
14483 (gcse_main, recompute_all_luids): Remove.
14484 (compute_hash_table_work): Call max_reg_num instead of reading
14486 (cprop_jump): Don't set run_jump_opt_after_gcse.
14487 (constprop_register): Always allow to alter jumps.
14488 (cprop_insn): Likewise.
14489 (do_local_cprop): Likewise.
14490 (local_cprop_pass): Likewise. Return non-zero if something changed.
14491 (cprop): Remove function, fold interesting bits into one_cprop_pass.
14492 (find_implicit_sets): Add note about missed optimization opportunity.
14493 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
14494 pass_rtl_cprop execute function.
14495 Don't bother tracking the pass number, each pass gets its own dumpfile
14497 Always allow to alter jumpsand bypass jumps.
14498 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
14499 will just find no suitable set.
14500 (pre_edge_insert): Fix dumping, this function is for PRE only.
14501 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
14502 pass_rtl_pre execute function.
14503 (hoist_code): Return non-zero if something changed. Keep track of
14504 substitutions and insertions for statistics gathering similar to PRE.
14505 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
14506 called from the pass_rtl_hoist execute function. Show pass statistics.
14507 (compute_store_table): Use max_reg_num directly instead of using the
14508 formerly global max_gcse_regno.
14509 (build_store_vectors): Likewise.
14510 (replace_store_insn): Fix dumping.
14511 (store_motion): Rename to ...
14512 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
14513 pass, called from the pass_rtl_store_motion execute function. Keep
14514 track of substitutions and insertions for statistics gathering similar
14516 (bypass_jumps): Remove, fold interesting bits into ...
14517 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
14518 from the pass_rtl_cprop execute function.
14519 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
14520 pass_jump_bypass): Remove.
14521 (gate_handle_gcse, rest_of_handle_gcse): Remove.
14522 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
14523 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
14524 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
14525 (gate_rtl_store_motion, execute_rtl_store_motion,
14526 pass_rtl_store_motion): New.
14527 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
14528 make it clear that -fcse-skip-blocks is a no-op for backward compat.
14529 * passes.c (init_optimization_passes): Remove pass_gcse and
14530 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
14531 and cse_after_global_opts in place of pass_gcse. Schedule cprop
14532 instead of pass_jump_bypass.
14534 2009-04-27 Richard Guenther <rguenther@suse.de>
14536 PR middle-end/39928
14537 * gimplify.c (gimplify_expr): If we are required to create
14538 a temporary make sure it ends up as register.
14540 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
14543 * config/i386/i386.c (construct_container): Don't call
14544 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
14545 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
14547 2009-04-27 Michael Matz <matz@suse.de>
14549 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
14550 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
14551 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
14552 (dump_replaceable_exprs): Take a bitmap.
14553 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
14555 (expand_gimple_basic_block): Likewise.
14556 * tree-ssa-ter.c (struct temp_expr_table_d): Make
14557 replaceable_expressions member a bitmap.
14558 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
14559 (mark_replaceable): Likewise.
14560 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
14561 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
14563 2009-04-27 Richard Guenther <rguenther@suse.de>
14565 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
14566 (verify_stmts): Dispatch to gimple/type verification code.
14567 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
14568 issue with call argument types.
14570 2009-04-27 Michael Matz <matz@suse.de>
14572 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
14573 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
14576 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
14577 Eric Botcazou <ebotcazou@adacore.com>
14579 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
14580 a label's basic block.
14581 (mark_target_live_regs): Tidy and rework obsolete comments.
14582 Change back DF problem to LIVE. If a label starts a basic block,
14583 assume that all registers that used to be live then still are.
14584 (init_resource_info): If a label starts a basic block, set its
14585 BLOCK_FOR_INSN accordingly.
14586 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
14588 2009-04-27 Richard Guenther <rguenther@suse.de>
14590 * tree-flow-inline.h (function_ann): Remove.
14591 (get_function_ann): Likewise.
14592 * tree-dfa.c (create_function_ann): Remove.
14593 * tree-flow.h (struct static_var_ann_d): Remove.
14594 (struct function_ann_d): Likewise.
14595 (union tree_ann_d): Remove fdecl member.
14596 (function_ann_t): Remove.
14597 (function_ann, get_function_ann, create_function_ann): Remove
14600 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
14602 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
14604 2009-04-27 Jan Hubicka <jh@suse.cz>
14606 * ipa-pure-const.c (struct funct_state_d): New fields
14607 state_previously_known, looping_previously_known; remove
14608 state_set_in_source.
14609 (analyze_function): Use new fields.
14610 (propagate): Avoid assumption that state_set_in_source imply
14613 * tree-ssa-loop-niter.c (finite_loop_p): New function.
14614 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
14615 * cfgloop.h (finite_loop_p): Declare.
14617 2009-04-26 Michael Matz <matz@suse.de>
14619 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
14621 2009-04-26 Michael Matz <matz@suse.de>
14623 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
14624 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
14625 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
14626 pass_mark_used_blocks): Remove.
14627 * tree-optimize.c (pass_free_datastructures,
14628 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
14629 * passes.c (init_optimization_passes): Don't call
14630 pass_mark_used_blocks, remove dead code.
14632 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
14634 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
14635 * tree-ssa-live.h (register_ssa_partition): Likewise.
14637 2009-04-26 Michael Matz <matz@suse.de>
14640 * builtins.c (fold_builtin_next_arg): Handle SSA names.
14641 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
14642 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
14644 (compare_pairs): Swap cost comparison.
14645 (coalesce_ssa_name): Don't use change_partition_var.
14646 * tree-nrv.c (struct nrv_data): Add modified member.
14647 (finalize_nrv_r): Set it.
14648 (tree_nrv): Use it to update statements.
14649 (pass_nrv): Require PROP_ssa.
14650 * tree-mudflap.c (mf_decl_cache_locals,
14651 mf_build_check_statement_for): Use make_rename_temp.
14652 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
14653 * alias.c (find_base_decl): Handle SSA names.
14654 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
14655 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
14656 * rtl.h (set_reg_attrs_for_parm): Declare.
14657 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
14658 to "optimized", remove unused locals at finish.
14659 (execute_free_datastructures): Make global, call
14660 delete_tree_cfg_annotations.
14661 (execute_free_cfg_annotations): Don't call
14662 delete_tree_cfg_annotations.
14664 * ssaexpand.h: New file.
14665 * expr.c (toplevel): Include ssaexpand.h.
14666 (expand_assignment): Handle SSA names the same as register variables.
14667 (expand_expr_real_1): Expand SSA names.
14668 * cfgexpand.c (toplevel): Include ssaexpand.h.
14669 (SA): New global variable.
14670 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
14671 (SSAVAR): New macro.
14672 (set_rtl): New helper function.
14673 (add_stack_var): Deal with SSA names, use set_rtl.
14674 (expand_one_stack_var_at): Likewise.
14675 (expand_one_stack_var): Deal with SSA names.
14676 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
14677 before unique numbers.
14678 (expand_stack_vars): Use set_rtl.
14679 (expand_one_var): Accept SSA names, add asserts for them, feed them
14680 to above subroutines.
14681 (expand_used_vars): Expand all partitions (without default defs),
14682 then only the local decls (ignoring those expanded already).
14683 (expand_gimple_cond): Remove edges when jumpif() expands an
14684 unconditional jump.
14685 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
14686 or remove abnormal edges. Ignore insns setting the LHS of a TERed
14688 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
14689 members of SA; deal with PARM_DECL partitions here; expand
14690 all PHI nodes, free tree datastructures and SA. Commit instructions
14691 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
14692 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
14693 info and statements at start, collect garbage at finish.
14694 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
14695 (VAR_ANN_PARTITION) Remove.
14696 (change_partition_var): Don't declare.
14697 (partition_to_var): Always return SSA names.
14698 (var_to_partition): Only accept SSA names.
14699 (register_ssa_partition): Only check argument.
14700 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
14702 (delete_var_map): Don't free it.
14703 (var_union): Only accept SSA names, simplify.
14704 (partition_view_init): Mark only useful SSA names as used.
14705 (partition_view_fini): Only deal with SSA names.
14706 (change_partition_var): Remove.
14707 (dump_var_map): Use ssa_name instead of partition_to_var member.
14708 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
14710 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
14711 (struct _elim_graph): New member const_dests; nodes member vector of
14713 (set_location_for_edge): New static helper.
14714 (create_temp): Remove.
14715 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
14716 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
14717 (new_elim_graph): Allocate const_dests member.
14718 (clean_elim_graph): Truncate const_dests member.
14719 (delete_elim_graph): Free const_dests member.
14720 (elim_graph_size): Adapt to new type of nodes member.
14721 (elim_graph_add_node): Likewise.
14722 (eliminate_name): Likewise.
14723 (eliminate_build): Don't take basic block argument, deal only with
14724 partition numbers, not variables.
14725 (get_temp_reg): New static helper.
14726 (elim_create): Use it, deal with RTL temporaries instead of trees.
14727 (eliminate_phi): Adjust all calls to new signature.
14728 (assign_vars, replace_use_variable, replace_def_variable): Remove.
14729 (rewrite_trees): Only do checking.
14730 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
14731 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
14732 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
14733 contains_tree_r, MAX_STMTS_IN_LATCH,
14734 process_single_block_loop_latch, analyze_edges_for_bb,
14735 perform_edge_inserts): Remove.
14736 (expand_phi_nodes): New global function.
14737 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
14738 functions, initialize new parameter, remember partitions having a
14740 (finish_out_of_ssa): New global function.
14741 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
14742 don't reset in_ssa_p here, don't disable TER when mudflap.
14743 (pass_del_ssa): Remove.
14744 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
14746 (execute_free_datastructures): Declare.
14747 * Makefile.in (SSAEXPAND_H): New variable.
14748 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
14749 * basic-block.h (commit_one_edge_insertion): Declare.
14750 * passes.c (init_optimization_passes): Move pass_nrv and
14751 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
14752 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
14753 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
14754 (redirect_branch_edge): Deal with super block when expanding, split
14755 out jump patching itself into ...
14756 (patch_jump_insn): ... here, new static helper.
14758 2009-04-26 Michael Matz <matz@suse.de>
14760 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
14761 beyond num_ssa_names.
14762 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
14763 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
14765 2009-04-26 Jakub Jelinek <jakub@redhat.com>
14767 PR inline-asm/39543
14768 * fwprop.c (forward_propagate_asm): New function.
14769 (forward_propagate_and_simplify): Propagate also into __asm, if it
14770 doesn't increase the number of referenced registers.
14773 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
14775 2009-04-26 Jakub Jelinek <jakub@redhat.com>
14777 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
14778 note_nonlocal_vla_type for nonlocal VLAs.
14779 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
14780 contains_remapped_vars, remap_vla_decls): New functions.
14781 (convert_nonlocal_reference_stmt): If not optimizing, call
14782 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
14783 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
14784 if it wasn't found in var_map.
14785 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
14786 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
14787 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
14789 * gimplify.c (nonlocal_vlas): New variable.
14790 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
14792 (gimplify_body): Create and destroy nonlocal_vlas.
14794 * dwarf2out.c (loc_descr_plus_const): New function.
14795 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
14796 mem_loc_descriptor, loc_descriptor_from_tree_1,
14797 descr_info_loc, gen_variable_die): Use it.
14799 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
14800 !TREE_STATIC VAR_DECLs.
14801 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
14802 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
14803 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
14804 DECL_BY_REFERENCE is valid.
14805 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
14806 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
14807 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
14808 Copy DECL_BY_REFERENCE.
14809 (struct nesting_copy_body_data): New type.
14810 (nesting_copy_decl): New function.
14811 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
14812 if they have variable length.
14814 2009-04-26 Michael Matz <matz@suse.de>
14816 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
14817 mark new temporaries for renaming.
14819 2009-04-26 Joseph Myers <joseph@codesourcery.com>
14822 * c-decl.c (global_bindings_p): Return negative value.
14823 (c_variable_size): New. Based on variable_size from
14825 (grokdeclarator): Call c_variable_size not variable_size.
14827 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
14829 * config/i386/i386.c (print_operand) ['z']: Fix typo.
14831 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
14833 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
14834 Redefine it to just use mingw/include.
14835 (ASM_SPEC): Rules for -m32 and -m64.
14836 (LINK_SPEC): Use Likewise.
14837 (SPEC_32): New define.
14838 (SPEC_64): Likewise.
14839 (SUB_LINK_SPEC): Likewise.
14840 (MULTILIB_DEFAULTS): New define.
14841 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
14842 Add multilib options.
14843 (MULTILIB_DIRNAMES): Likewise.
14844 (MULTILIB_OSDIRNAMES): Likewise.
14845 (LIBGCC): Likewise.
14846 (INSTALL_LIBGCC): Likewise.
14848 2009-04-26 Joseph Myers <joseph@codesourcery.com>
14851 * c-tree.h (enum c_inline_static_type): New.
14852 (record_inline_static): Declare.
14853 * c-decl.c (struct c_inline_static, c_inline_statics,
14854 record_inline_static, check_inline_statics): New.
14855 (pop_file_scope): Call check_inline_statics.
14856 (start_decl): Call record_inline_static instead of pedwarning
14857 directly for static in inline function.
14858 * c-typeck.c (build_external_ref): Call record_inline_static
14859 instead of pedwarning directly for static referenced in inline
14862 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
14864 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
14865 not new but only being rescanned.
14866 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
14867 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
14868 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
14869 record_set_info, compute_set, grealloc): Remove.
14870 (recompute_all_luids): New function.
14871 (gcse_main): Don't compute sets, and don't do related memory
14872 allocations/free-ing. If something changed before the end of the
14873 pass, update LUIDs using recompute_all_luids.
14874 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
14875 (free_gcse_mem): Don't free it either.
14876 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
14877 Use the df insn LUIDs.
14878 (load_killed_in_block): Likewise.
14879 (compute_hash_table_work): Don't compute reg_set_in_block.
14880 (compute_transp): Use DF_REG_DEF_CHAINs.
14881 (local_cprop_pass): Don't use compute_sets and related functions.
14882 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
14883 Use get_max_uid() instead of max_cuid.
14884 (insert_insn_end_basic_block, pre_insert_copy_insn,
14885 update_ld_motion_stores): Don't try to
14886 keep reg_set tables up to date.
14887 (pre_insert_copies): Use df insn LUIDs.
14888 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
14889 (reg_set_info): Don't use extra bitmap argument.
14890 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
14891 information to compute regs_set_in_block.
14892 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
14893 (bypass_jumps): Don't use compute_sets and friends.
14895 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14898 * opts.c (undocumented_msg): Do not leave blank even with
14901 2009-04-25 Joseph Myers <joseph@codesourcery.com>
14903 * c-decl.c (build_enumerator): Allow values folding to integer
14904 constants but not integer constant expressions with a pedwarn if
14907 2009-04-25 Joseph Myers <joseph@codesourcery.com>
14910 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
14911 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
14912 type is an integer constant.
14914 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
14917 * config/i386/i386.c (print_operand) ['z']: Revert handling of
14920 2009-04-25 Joseph Myers <joseph@codesourcery.com>
14923 * c-decl.c (grokdeclarator): Diagnose declarations of functions
14924 with variably modified return type and no storage class
14925 specifiers, except for the case of nested functions. Distinguish
14926 extern declarations of functions with variably modified return
14927 types from those of objects with variably modified types.
14929 2009-04-25 Jan Hubicka <jh@suse.cz>
14931 * tree.c (list_equal_p): New function.
14932 * tree.h (list_equal_p): Declare.
14933 * coretypes.h (edge_def, edge, const_edge, basic_block_def
14934 basic_block_def, basic_block, const_basic_block): New.
14935 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
14936 (redirect_eh_edge): New function.
14937 (make_eh_edge_update_phi): EH edges are not abnormal.
14938 * except.c: Include tree-flow.h.
14939 (list_match): New function.
14940 (eh_region_replaceable_by_p): New function.
14941 (replace_region): New function.
14942 (hash_type_list): New function.
14943 (hash_eh_region): New function.
14944 (eh_regions_equal_p): New function.
14945 (merge_peers): New function.
14946 (remove_unreachable_regions): Verify EH tree when checking;
14948 (copy_eh_region_1): New function.
14949 (copy_eh_region): New function.
14950 (push_reachable_handler): New function.
14951 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
14952 regions without label but with live RESX.
14953 * except.h (redirect_eh_edge_to_label): New.
14954 * tree-flow.h (redirect_eh_edge): New.
14955 * coretypes.h (edge_def, edge, const_edge, basic_block_def
14956 basic_block_def, basic_block, const_basic_block): Remove.
14957 * Makefile.in (except.o): Add dependency on tree-flow.h
14958 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
14959 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
14962 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
14965 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
14966 on the destination of memcpy.
14968 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
14970 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
14971 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
14972 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
14974 2009-04-25 Jan Hubicka <jh@suse.cz>
14976 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
14977 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
14978 to be reached by different label than left.
14979 (update_eh_edges): Update comment; remove edge_to_remove if possible
14980 and return true if suceeded.
14981 (cleanup_empty_eh): Accept sharing map; handle shared regions.
14982 (cleanup_eh): Compute sharing map.
14983 * except.c (remove_eh_handler_and_replace): Add argument if we should
14985 (remove_unreachable_regions): Update for label sharing.
14986 (label_to_region_map): Likewise.
14987 (get_next_region_sharing_label): New function.
14988 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
14990 (remove_eh_handler): Update.
14991 (remove_eh_region_and_replace_by_outer_of): New function.
14992 * except.h (struct eh_region): Add next_region_sharing_label.
14993 (remove_eh_region_and_replace_by_outer_of,
14994 get_next_region_sharing_label): Declare.
14995 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
14997 2009-04-25 Jan Hubicka <jh@suse.cz>
14999 * tree-cfg.c (split_critical_edges): Split also edges where we can't
15000 insert code even if they are not critical.
15002 2009-04-25 Jan Hubicka <jh@suse.cz>
15004 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15005 (gimple_can_remove_branch_p): EH edges won't remove branch by
15007 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
15008 updating of non-abnormal EH edges.
15009 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15010 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
15011 (split_critical_edges): Split also edges where emitting code on them
15012 will lead to splitting later.
15014 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15015 H.J. Lu <hongjiu.lu@intel.com>
15018 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
15019 the configured assembler supports fildq and fistpq mnemonics.
15020 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
15021 * configure: Regenerated.
15022 * config.in: Ditto.
15024 * config/i386/i386.c (print_operand): Handle 'Z'.
15025 ['z']: Remove handling of special fild/fist suffixes.
15026 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
15027 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
15028 suffix of fild insn.
15029 (*floatsi<mode>2_vector_mixed): Ditto.
15030 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
15031 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
15032 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15033 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
15034 * config/i386/gas.h (GAS_MNEMONICS): Remove.
15036 2009-04-25 Ben Elliston <bje@au.ibm.com>
15038 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
15039 the source of a set operation.
15041 2009-04-25 Anatoly Sokolov <aesok@post.ru>
15043 * target.h (struct gcc_target): Add case_values_threshold field.
15044 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
15045 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
15046 * targhooks.c (default_case_values_threshold): New function.
15047 * targhooks.h (default_case_values_threshold): Declare function.
15048 * stmt.c (expand_case): Use case_values_threshold target hook.
15049 * expr.h (case_values_threshold): Remove declartation.
15050 * expr.c (case_values_threshold): Remove function.
15051 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
15053 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
15054 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
15055 (avr_case_values_threshold): Declare as static.
15056 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
15058 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
15059 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
15060 (mn10300_case_values_threshold): New function.
15062 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
15064 * ira.c (setup_cover_and_important_classes): Add enum cast.
15066 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
15068 * genpreds.c (write_enum_constraint_num): Output definition of
15069 CONSTRAINT_NUM_DEFINED_P macro.
15070 * ira.c (setup_cover_and_important_classes): Use
15071 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
15073 2009-04-24 DJ Delorie <dj@redhat.com>
15075 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
15076 __SH2A_SINGLE_ONLY__ also.
15078 2009-04-24 Steve Ellcey <sje@cup.hp.com>
15080 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
15081 (movdf_internal): Ditto.
15082 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
15083 SFmode and DFmode constants.
15084 (ia64_print_operand): Add 'G' format for printing
15085 floating point constants.
15087 2009-04-24 Richard Guenther <rguenther@suse.de>
15089 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
15090 from unsigned additions.
15092 2009-04-24 Joseph Myers <joseph@codesourcery.com>
15094 * c-typeck.c (set_init_index): Allow array designators that are
15095 not integer constant expressions with a pedwarn if pedantic.
15097 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
15099 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
15100 zero if no overlap in nonzero bits between the operands.
15102 2009-04-24 Ian Lance Taylor <iant@google.com>
15104 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
15105 (record_dead_and_set_regs): Likewise.
15106 * df.h (struct df_mw_hardreg): Change flags field to int.
15107 (struct df_base_ref): Likewise.
15108 (struct df): Change changeable_flags field to int.
15109 * df-scan.c (df_defs_record): Change clobber_flags to int.
15110 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
15111 constants rather than #define macros.
15112 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
15113 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
15114 (enum dwarf_calling_convention): Likewise.
15115 (enum dwarf_line_number_x_ops): Likewise.
15116 (enum dwarf_call_frame_info): Likewise.
15117 (enum dwarf_source_language): Likewise.
15118 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
15119 (add_calling_convention_attribute): Likewise.
15120 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
15121 (combine_comparisons): Change compcode to int. Add cast to enum type.
15122 * genrecog.c (maybe_both_true_2): Change c to int.
15123 (write_switch): Likewise. Add cast to enum type.
15124 * gimplify.c (gimplify_omp_for): Handle return values from
15125 gimplify_expr using MIN rather than bitwise or.
15126 (gimplify_expr): Add cast to enum type.
15127 * ipa-prop.c (update_jump_functions_after_inlining): Change
15128 IPA_BOTTOM to IPA_JF_UNKNOWN.
15129 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
15130 Add casts to enum type.
15131 (setup_cover_and_important_classes): Change cl to int. Add casts
15133 (setup_class_translate): Change cl and mode to int.
15134 (ira_init_once): Change mode to int.
15135 (free_register_move_costs): Likewise.
15136 (setup_prohibited_mode_move_regs): Add casts to enum type.
15137 * langhooks.c (add_builtin_function_common): Rework assertion that
15138 value fits bitfield.
15139 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
15140 * omega.c (omega_do_elimination): Avoid math on enum types.
15141 * optabs.c (expand_vec_shift_expr): Remove casts to int.
15142 * opts.c (set_debug_level): Change 2 to enum constant. Use new
15143 int local to handle integral_argment value.
15144 * regmove.c (try_auto_increment): Change PUT_MODE to
15146 * reload.c (push_secondary_reload): Add casts to enum type.
15147 (secondary_reload_class, find_valid_class): Likewise.
15148 * reload1.c (emit_input_reload_insns): Likewise.
15149 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
15150 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
15151 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
15153 * tree.c (build_common_builtin_nodes): Add casts to enum type.
15154 * tree-complex.c (complex_lattice_t): Typedef to int rather than
15156 (expand_complex_libcall): Add casts to enum type.
15157 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
15158 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
15159 with ERROR_MARK, not NUM_TREE_CODES.
15160 (vect_create_epilog_for_reduction): Likewise.
15161 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
15162 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
15163 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
15165 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
15166 vect_unused_in_loop. Change 0 to loop_vect.
15167 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
15168 * var-tracking.c (get_init_value): Change return type to enum
15170 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
15171 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
15173 (arm_override_options): Add casts to enum type.
15174 (arm_emit_tls_decoration): Likewise.
15175 * config/i386/i386.c (ix86_function_specific_restore): Add casts
15177 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
15178 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
15179 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
15181 * config/s390/s390.c (code_for_builtin_64): Change to array of
15183 (code_for_builtin_31): Likewise.
15184 (s390_expand_builtin): Change code_for_builtin to enum insn_code
15186 * config/sparc/sparc.c (sparc_override_options): Change value
15187 field in struct code_model to enum cmodel. In initializer change
15188 0 to NULL and add cast to enum type.
15190 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
15191 Change all callers. Issue a -Wc++-compat warning using
15192 lhs_origtype if necessary.
15193 (convert_for_assignment): Issue -Wc++-compat warnings about
15194 invalid conversions to enum type on assignment.
15195 * c-common.h (build_modify_expr): Update declaration.
15197 2009-04-24 Nick Clifton <nickc@redhat.com>
15199 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
15200 (function_arg_advance): Likewise.
15201 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
15204 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15206 * config/s390/constraints.md ('I', 'J'): Fix condition.
15208 2009-04-24 Diego Novillo <dnovillo@google.com>
15210 * gengtype-parse.c (parse_error): Add newline after message.
15212 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
15214 * config/i386/sse.md (avxmodesuffixs): Removed.
15215 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
15216 (*avx_pinsr<ssevecsize>): This.
15218 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
15220 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
15221 follow chains of regs with a single definition, and allow expressions
15222 that are function_invariant_p.
15223 (simple_rhs_p): Allow expressions that are function_invariant_p.
15225 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
15227 PR middle-end/39867
15228 * fold-const.c (fold_cond_expr_with_comparison): When folding
15229 > and >= to MAX, make sure the MAX uses the same type as the
15230 comparison's operands.
15232 2009-04-24 Nick Clifton <nickc@redhat.com>
15234 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
15235 addressing for DImode accesses.
15236 (frv_print_operand_address): Handle PLUS case.
15237 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
15239 2009-04-24 Jakub Jelinek <jakub@redhat.com>
15241 PR rtl-optimization/39794
15242 * alias.c (canon_true_dependence): Add x_addr argument.
15243 * rtl.h (canon_true_dependence): Adjust prototype.
15244 * cse.c (check_dependence): Adjust canon_true_dependence callers.
15245 * cselib.c (cselib_invalidate_mem): Likewise.
15246 * gcse.c (compute_transp): Likewise.
15247 * dse.c (scan_reads_nospill): Likewise.
15248 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
15249 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
15250 canon_base_addr of the group, plus optional offset.
15251 (struct group_info): Rename canon_base_mem to
15253 (get_group_info): Set canon_base_addr to canon_rtx of base, not
15254 canon_rtx of base_mem.
15256 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
15258 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
15259 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
15261 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15263 * config/spu/spu-builtins.h: Delete file.
15265 * config/spu/spu.h (enum spu_builtin_type): Move here from
15267 (struct spu_builtin_description): Likewise. Add GTY marker.
15268 Do not use enum spu_function_code or enum insn_code.
15269 (spu_builtins): Add extern declaration.
15271 * config/spu/spu.c: Do not include "spu-builtins.h".
15272 (enum spu_function_code, enum spu_builtin_type_index,
15273 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
15274 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
15275 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
15276 unsigned_V2DI_type_node): Move here from spu-builtins.h.
15277 (spu_builtin_types): Make static. Add GTY marker.
15278 (spu_builtins): Add extern declaration with GTY marker.
15279 Include "gt-spu.h".
15281 * config/spu/spu-c.c: Do not include "spu-builtins.h".
15282 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
15283 Check programmatically whether all parameters are scalar.
15285 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
15287 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
15289 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
15290 assignment from the constructor either if the target is volatile.
15292 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
15294 * config/arm/arm.md (insv): Do not share operands[0].
15296 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
15298 * config/vxlib-tls.c (active_tls_threads): Delete.
15299 (delete_hook_installed): New.
15300 (tls_delete_hook): Don't delete the delete hook.
15301 (tls_destructor): Delete it here.
15302 (__gthread_set_specific): Adjust installing the delete hook.
15303 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
15304 __gthread_leave_tsd_dtor_context.
15306 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
15308 * c-format.c (gcc_tdiag_char_table): Add support for %E.
15310 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
15312 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
15314 (alpha_rtx_costs): Ditto.
15315 (emit_unlikely_jump): Use add_reg_note.
15316 (emit_frame_store_1): Ditto.
15317 (alpha_expand_prologue): Ditto.
15318 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
15319 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
15321 2009-04-23 Nick Clifton <nickc@redhat.com>
15323 * config/v850/v850.md (epilogue): Remove suppressed code.
15324 (return): Rename to return_simple and remove test of frame size.
15325 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
15326 to gen_return_simple.
15328 2009-04-22 Jing Yu <jingyu@google.com>
15331 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
15333 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15336 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
15337 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
15338 value is a VECTOR_CST, the element type is the element type of the
15341 2009-04-22 DJ Delorie <dj@redhat.com>
15343 * config/m32c/m32c.h: Update GTY annotations to new syntax.
15345 2009-04-22 Jakub Jelinek <jakub@redhat.com>
15347 * alias.c (find_base_term): Move around LO_SUM case, so that
15348 CONST falls through into PLUS/MINUS handling.
15351 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
15352 into 0, use omit_one_operand.
15354 2009-04-23 Ben Elliston <bje@au.ibm.com>
15356 * config/rs6000/linux-unwind.h (get_regs): Remove type
15357 puns. Change the type of `pc' to an array of unsigned ints and
15358 update all users. Constify frame24.
15360 2009-04-22 DJ Delorie <dj@redhat.com>
15362 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
15363 declarations before code.
15364 (current_function_special_page_vector): Likewise.
15365 (m32c_expand_insv): Silence a warning.
15367 2009-04-21 Taras Glek <tglek@mozilla.com>
15369 * alias.c: Update GTY annotations to new syntax.
15370 * basic-block.h: Likewise.
15371 * bitmap.h: Likewise.
15372 * c-common.h: Likewise.
15373 * c-decl.c: Likewise.
15374 * c-parser.c: Likewise.
15375 * c-pragma.c: Likewise.
15376 * c-tree.h: Likewise.
15377 * cfgloop.h: Likewise.
15378 * cgraph.h: Likewise.
15379 * config/alpha/alpha.c: Likewise.
15380 * config/arm/arm.h: Likewise.
15381 * config/avr/avr.h: Likewise.
15382 * config/bfin/bfin.c: Likewise.
15383 * config/cris/cris.c: Likewise.
15384 * config/darwin.c: Likewise.
15385 * config/frv/frv.c: Likewise.
15386 * config/i386/i386.c: Likewise.
15387 * config/i386/i386.h: Likewise.
15388 * config/i386/winnt.c: Likewise.
15389 * config/ia64/ia64.h: Likewise.
15390 * config/iq2000/iq2000.c: Likewise.
15391 * config/mips/mips.c: Likewise.
15392 * config/mmix/mmix.h: Likewise.
15393 * config/pa/pa.c: Likewise.
15394 * config/pa/pa.h: Likewise.
15395 * config/rs6000/rs6000.c: Likewise.
15396 * config/s390/s390.c: Likewise.
15397 * config/sparc/sparc.c: Likewise.
15398 * config/xtensa/xtensa.c: Likewise.
15399 * cselib.h: Likewise.
15400 * dbxout.c: Likewise.
15401 * dwarf2out.c: Likewise.
15402 * except.c: Likewise.
15403 * except.h: Likewise.
15404 * fixed-value.h: Likewise.
15405 * function.c: Likewise.
15406 * function.h: Likewise.
15407 * gimple.h: Likewise.
15408 * integrate.c: Likewise.
15409 * optabs.c: Likewise.
15410 * output.h: Likewise.
15411 * real.h: Likewise.
15413 * stringpool.c: Likewise.
15414 * tree-data-ref.c: Likewise.
15415 * tree-flow.h: Likewise.
15416 * tree-scalar-evolution.c: Likewise.
15417 * tree-ssa-address.c: Likewise.
15418 * tree-ssa-alias.h: Likewise.
15419 * tree-ssa-operands.h: Likewise.
15420 * tree.c: Likewise.
15421 * tree.h: Likewise.
15422 * varasm.c: Likewise.
15423 * varray.h: Likewise.
15425 * coretypes.h: Do not define GTY macro if it is already defined.
15426 * doc/gty.texi: Update GTY documentation to new syntax.
15427 * gengtype-lex.l: Enforce attribute-like syntax for GTY
15428 annotations on structs.
15429 * gengtype-parse.c: Likewise.
15431 2009-04-22 Mark Heffernan <meheff@google.com>
15433 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
15435 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
15437 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
15440 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
15442 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
15443 the same as a PLUS without a shift. Increase the cost of a
15446 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15448 * Makefile.in: Update dependencies.
15449 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
15450 * errors.h: Remove bogus comment about compatibility.
15451 (warning): Update declaration.
15452 * genautomata.c: Update all calls to warning.
15453 * gimple.c: Do not include errors.h. Include toplev.h.
15454 * tree-ssa-structalias.c: Do not include errors.h.
15455 * omega.c: Likewise.
15456 * tree-ssa-reassoc.c: Likewise.
15457 * config/spu/spu-c.c: Likewise.
15458 * config/spu/t-spu-elf: Update dependencies.
15460 2009-04-22 Richard Guenther <rguenther@suse.de>
15462 PR tree-optimization/39824
15463 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
15464 make sure the types are compatible.
15466 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15469 * c-common.c (c_parse_error): Take a token_flags parameter.
15470 Use token_type for the token type instead.
15471 Pass token_flags to cpp_type2name.
15472 * c-common.h (c_parse_error): Update declaration.
15473 * c-parser.c (c_parser_error): Pass 0 as token flags.
15475 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
15477 PR rtl-optimization/39580
15478 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
15480 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15482 * function.c (expand_function_end): Do not emit a jump to the "naked"
15483 return label for fall-through returns.
15484 * except.c (sjlj_emit_function_exit): Always place the call to the
15485 unregister function at the location installed by expand_function_end.
15487 2009-04-22 Richard Guenther <rguenther@suse.de>
15489 PR tree-optimization/39845
15490 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
15491 (gen_inbound_check): Likewise.
15493 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
15495 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
15497 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
15498 * config/vxlib.c (__gthread_once): Add race guard for PPC.
15500 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
15502 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
15503 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
15504 shift counts to avoid out-of-bounds array accesses.
15506 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
15508 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
15509 (Pmode): Move above.
15511 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
15513 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
15514 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
15515 GET_CODE macro. Use IN_RANGE macro where appropriate.
15516 * config/alpha/alpha.h: Ditto.
15517 * config/alpha/alpha.md: Ditto.
15518 * config/alpha/constraints.md: Ditto.
15519 * config/alpha/predicates.md: Ditto.
15521 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
15523 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
15524 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15525 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15526 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15527 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15528 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15529 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15530 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15531 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15532 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15533 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15534 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15535 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15536 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15537 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15538 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15539 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15540 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15541 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15542 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15543 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15544 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15545 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15546 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15547 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15548 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15549 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15551 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15553 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
15554 references from comments.
15555 * cfgbuild.c: (count_basic_blocks): Delete.
15556 (find_basic_blocks_1): Delete.
15557 (find_basic_blocks): Delete.
15558 * except.c (finish_eh_generation): Make static. Move comment from
15559 except.h here. Remove find_basic_blocks references from comments.
15560 * except.h (finish_eh_generation): Delete.
15561 * basic-block.h (find_basic_blocks): Delete.
15562 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
15564 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
15566 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
15567 (sdbout_parms): Likewise.
15569 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
15571 * config/sh/sh.c (prepare_cbranch_operands): Use
15572 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
15573 (expand_cbranchdi4): Likewise.
15574 (from_compare): Add cast to enum type.
15575 (expand_cbranchsi4): Use add_reg_note.
15576 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
15577 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
15578 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
15579 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
15580 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
15581 instead of CODE_FOR_nothing.
15582 (cbranchdi4): Likewise. Fix the order of arguments for
15584 (push_fpscr): Use add_reg_note.
15585 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
15586 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
15588 2009-04-21 Joseph Myers <joseph@codesourcery.com>
15590 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
15591 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
15592 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
15593 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
15594 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
15595 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
15596 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
15597 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
15598 config/alpha/x-vms, config/arc/t-arc,
15599 config/arm/README-interworking, config/arm/arm-c.c,
15600 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
15601 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
15602 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
15603 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
15604 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
15605 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
15606 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
15607 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
15608 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
15609 config/cris/t-elfmulti, config/crx/t-crx,
15610 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
15611 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
15612 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
15613 config/h8300/t-h8300, config/i386/athlon.md,
15614 config/i386/darwin-libgcc.10.4.ver,
15615 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
15616 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
15617 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
15618 config/i386/t-linux64, config/i386/t-nwld,
15619 config/i386/t-rtems-i386, config/i386/t-sol2-10,
15620 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
15621 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
15622 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
15623 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
15624 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
15625 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
15626 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
15627 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
15628 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
15629 config/m68k/t-uclinux, config/mcore/t-mcore,
15630 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
15631 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
15632 config/mips/crtn.asm, config/mips/irix-crti.asm,
15633 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
15634 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
15635 config/mips/mips-fixed.md, config/mips/sb1.md,
15636 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
15637 config/mips/t-iris6, config/mips/t-isa3264,
15638 config/mips/t-libgcc-mips16, config/mips/t-linux64,
15639 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
15640 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
15641 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
15642 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
15643 config/mn10300/t-linux, config/mn10300/t-mn10300,
15644 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
15645 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
15646 config/picochip/libgccExtras/clzsi2.asm,
15647 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
15648 config/rs6000/darwin-libgcc.10.4.ver,
15649 config/rs6000/darwin-libgcc.10.5.ver,
15650 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
15651 config/rs6000/t-aix43, config/rs6000/t-aix52,
15652 config/rs6000/t-darwin, config/rs6000/t-fprules,
15653 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
15654 config/rs6000/t-lynx, config/rs6000/t-netbsd,
15655 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
15656 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
15657 config/rs6000/t-rtems, config/rs6000/t-spe,
15658 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
15659 config/score/t-score-elf, config/sh/divcost-analysis,
15660 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
15661 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
15662 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
15663 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
15664 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
15665 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
15666 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
15667 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
15668 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
15669 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
15670 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
15671 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
15672 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
15673 limitx.h, version.c, xcoff.h: Add copyright and license notices.
15674 * config/h8300/genmova.sh: Include copyright and license notices
15675 in generated output.
15676 * config/h8300/mova.md: Regenerate.
15677 * doc/install.texi2html: Include word "Copyright" in copyright
15678 notice and use name "Free Software Foundation, Inc.".
15679 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
15680 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
15681 ChangeLog-2007, ChangeLog-2008: Correct dates.
15683 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
15685 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
15686 NE_EXPR operations as well.
15687 * c-parser.c (c_parser_condition): Do not set location information on
15689 (c_parser_conditional_expression): Likewise.
15690 (c_parser_binary_expression): Set location information on operators.
15691 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
15692 TRUTH_NOT_EXPR has been folded.
15693 * fold-const.c (fold_truth_not_expr): Copy location information from
15694 the incoming expression to the outgoing one.
15695 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
15696 recursive calls on the LHS of the operator but pass that of the
15697 operator to recursive calls on the RHS of the operator. Set it
15699 (shortcut_cond_expr): Set the locus of the operator on the second
15700 COND_EXPR and that of the expression on the first in degenerate cases.
15701 Pass the locus of the expression to calls to shortcut_cond_r.
15702 Set the locus of the 'then' block on the associated jump, if any.
15703 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
15704 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
15705 expression to call to gimplify_boolean_expr.
15707 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
15709 * config.gcc: Add additional configuration for
15710 i686-w64-mingw* and x86_64-w64-mingw* triplet.
15711 * config/i386/mingw-w64.h: New mingw-w64 specific header.
15712 (CPP_SPEC): Redefine for allowing -municode option.
15713 (STARTFILE_SPEC): Likewise.
15714 * config/i386/t-mingw-w64: New.
15715 * config/i386/mingw-w64.opt: New.
15716 (municode): Add new target option.
15717 * doc/invoke.texi (municode): Add documentation for new option.
15719 2009-04-21 Ian Lance Taylor <iant@google.com>
15721 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15722 Correct test for number of arguments.
15723 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
15725 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
15727 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
15728 argument of emit_library_call.
15730 2009-04-21 Richard Guenther <rguenther@suse.de>
15732 PR middle-end/39829
15733 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
15734 inside VIEW_CONVERT_EXPRs.
15736 2009-04-21 Martin Jambor <mjambor@suse.cz>
15738 * tree-switch-conversion.c (build_constructors): Split a long line.
15739 (constructor_contains_same_values_p): New function.
15740 (build_one_array): Create assigns of constants if possible, do not
15741 call mark_sym_for_renaming, call update_stmt.
15742 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
15743 make_rename_temp. Do not call mark_symbols_for_renaming, call
15745 (gen_def_assigns): Do not call mark_symbols_for_renaming or
15746 find_new_referenced_vars, call update_stmt.
15747 (gen_inbound_check): Use create_tmp_var and create ssa names manually
15748 instead of calling make_rename_temp. Do not call
15749 find_new_referenced_vars or mark_symbols_for_renaming, call
15752 2009-04-21 Richard Guenther <rguenther@suse.de>
15754 PR tree-optimization/39827
15755 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
15756 (tree_ssa_phiprop): Pass the correct array size.
15758 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
15760 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
15762 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
15765 * c-typeck.c (lvalue_p): Move declaration ...
15766 * c-common.h (lvalue_p): ... to here.
15767 * c-common.c (candidate_equal_p): New.
15768 (add_tlist): Use it.
15769 (merge_tlist): Use it.
15770 (warn_for_collisions_1): Likewise.
15771 (warning_candidate_p): Accept more candidates.
15772 (verify_tree): A warning candidate can be an expression. Use
15775 2009-04-21 Ben Elliston <bje@au.ibm.com>
15778 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
15779 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
15780 options. Remove -mcall-solaris documentation.
15782 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15785 * doc/invoke.texi (-Wlong-long): Update description.
15786 * c-lex (interpret_integer): Only warn if there was no previous
15787 overflow and -Wlong-long is enabled.
15788 * c-decl.c (declspecs_add_type): Drop redundant flags.
15789 * c.opt (Wlong-long): Init to -1.
15790 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
15791 and front-end warn_long_long. Wlong-long only depends on other
15792 flags if it is uninitialized.
15793 * c-parser.c (disable_extension_diagnostics): warn_long_long is
15794 the same for CPP and FE.
15795 (restore_extension_diagnostics): Likewise.
15797 2009-04-20 Ian Lance Taylor <iant@google.com>
15799 Fix enum conversions which are invalid in C++:
15800 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
15801 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
15802 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
15803 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
15804 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
15805 (dbxout_parms): Likewise.
15806 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
15807 (df_clear_flags): Likewise.
15808 * df-problems.c (df_rd_bb_local_compute_process_def): Change
15809 top_flag parameter to int.
15810 (df_chain_create_bb_process_use): Likewise.
15811 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
15813 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
15814 (df_ref_create_structure, df_def_record_1): Likewise.
15815 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
15816 (df_notes_rescan): Change 0 to VOIDmode in function call.
15817 (df_get_call_refs, df_insn_refs_collect): Likewise.
15818 (df_bb_regs_collect): Likewise.
15819 (df_entry_block_defs_collect): Likewise.
15820 (df_exit_block_uses_collect): Likewise.
15821 * df.h: Update declarations.
15822 * double-int.c (double_int_divmod): Add cast to enum type.
15823 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
15824 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
15825 (based_loc_descr): Likewise.
15826 (loc_descriptor_from_tree_1): Change first_op and second_op to
15827 enum dwarf_location_atom. Add cast to enum type.
15828 * expmed.c (init_expmed): Change 0 to SET in function call.
15829 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
15830 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
15831 (do_store_flag): Likewise.
15832 * fixed-value.h (struct fixed_value): Change mode to enum
15834 * function.c (assign_parms): Change 0 to VOIDmode in function call.
15835 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
15837 (insert_insn_decl, insert_decl, insert_state): Likewise.
15838 (automata_list_finish): Likewise.
15839 * genrecog.c (process_define_predicate): Add cast to enum type.
15840 * gensupport.c (init_predicate_table): Add cast to enum type.
15841 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
15843 (gimple_build_call_1, gimple_build_label): Likewise.
15844 (gimple_build_goto, gimple_build_asm_1): Likewise.
15845 (gimple_build_switch_1, gimple_build_cdt): Likewise.
15846 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
15847 (enum fallback): Rename from enum fallback_t.
15848 (fallback_t): Typedef as int.
15849 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
15850 GSI_SAME_STMT in function call.
15851 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
15853 (setup_reg_class_relations): Likewise.
15854 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
15855 (setup_prohibited_class_mode_regs): Add cast to enum type.
15856 (setup_prohibited_mode_move_regs): Likewise.
15857 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
15858 (record_address_regs): Change i to enum reg_class.
15859 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
15860 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
15861 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
15862 (GET_MODE_2XWIDER_MODE): Likewise.
15863 (GET_CLASS_NARROWEST_MODE): Likewise.
15864 * omp-low.c (expand_omp_for): Add cast to enum type.
15865 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
15866 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
15867 * postreload.c (reload_cse_simplify_operands): Change rclass local
15869 * predict.c (combine_predictions_for_insn): Change best_predictor
15870 and predictor to enum br_predictor.
15871 (combine_predictions_for_bb): Likewise.
15872 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
15873 use SET_PREDICT_EXPR_OUTCOME.
15874 * real.c (real_arithmetic): Change icode to code in function call.
15875 * reginfo.c (init_move_cost): Add casts to enum type.
15876 (init_reg_sets_1, init_fake_stack_mems): Likewise.
15877 * regmove.c (regclass_compatible_p): Change class0 and class1 to
15879 * reload.c (find_valid_class): Add casts to enum type.
15880 (push_reload): Change 0 to NO_REGS in function call.
15881 (find_reloads): Change this_alternative to array of enum
15882 reg_class. Remove some now-unnecessary casts.
15883 (make_memloc): Change 0 to VOIDmode in function call.
15884 * reload1.c (reload): Change 0 to VOIDmode in function call.
15885 (eliminate_regs_1, elimination_effects): Likewise.
15886 (eliminate_regs_in_insn): Likewise.
15887 (emit_input_reload_insns): Add cast to enum type.
15888 (delete_output_reload): Change 0 to VOIDmode in function call.
15889 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
15890 to enum type in function call.
15891 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
15892 (SET_PREDICT_EXPR_OUTCOME): Define.
15893 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
15894 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
15895 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
15896 (dump_function): Likewise.
15897 * tree-dump.h: Update declarations.
15898 * tree-pass.h: Update declarations.
15899 * varasm.c (assemble_integer): Change mclass to enum mode_class.
15900 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
15902 (arm_rtx_costs_1): Correct parenthesization.
15903 (arm_rtx_costs): Add casts to enum type.
15904 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
15905 (vfp_emit_fstmd): Use add_rg_note.
15906 (emit_multi_reg_push, emit_sfm): Likewise.
15907 (thumb_set_frame_pointer): Likewise.
15908 (arm_expand_prologue): Likewise.
15909 (arm_regno_class): Change return type to enum reg_class.
15910 (thumb1_expand_prologue): Use add_reg_note.
15911 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
15912 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
15914 * config/arm/gentune.sh: Add cast to enum type.
15915 * config/arm/arm-tune.md: Rebuild.
15916 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
15917 (ix86_split_fp_branch, predict_jump): Likewise.
15918 (ix86_expand_multi_arg_builtin): Change sub_code from enum
15919 insn_code to enum rtx_code.
15920 (ix86_builtin_vectorized_function): Add cast to enum type.
15921 * config/i386/i386.md (truncdfsf2): Change slot to enum
15923 (truncxf<mode>2, isinf<mode>2): Likewise.
15924 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
15926 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
15927 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
15928 (insert_bundle_state): Change 1 to INSERT in function call.
15929 (ia64_add_bundle_selector_before): Likewise.
15930 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
15931 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
15932 (restore_stack_nonlocal): Likewise.
15933 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
15935 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
15937 (mips_rtx_costs): Likewise.
15938 (mips_override_options): Add casts to enum type.
15939 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
15941 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
15942 (store_reg, set_reg_plus_d): Likewise.
15943 (hppa_expand_prologue, hppa_profile_hook): Likewise.
15944 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
15946 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
15948 (emit_unlikely_jump): Use add_reg_note.
15949 (rs6000_emit_allocate_stack): Likewise.
15950 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
15951 (output_toc): Change 1 to INSERT in function call.
15952 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
15953 (rs6000_initialize_trampoline): Likewise.
15954 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
15956 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
15957 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
15958 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
15959 (save_gprs): Use add_reg_note.
15960 (s390_emit_prologue): Likewise.
15961 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
15962 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
15963 (sparc_fold_builtin): Add cast to enum type.
15964 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
15966 (spu_expand_prologue): Use add_reg_note.
15967 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
15969 2009-04-20 Ian Lance Taylor <iant@google.com>
15971 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
15972 (c_parser_postfix_expression_after_primary): Get VEC for list of
15973 arguments. Get original types of arguments. Call
15974 build_function_call_vec.
15975 (cached_expr_list_1, cached_expr_list_2): New static variables.
15976 (c_parser_expr_list): Change return type to VEC *. Add
15977 p_orig_types parameter. Change all callers.
15978 (c_parser_release_expr): New static function.
15979 (c_parser_vec_to_tree_list): New static function.
15980 * c-typeck.c (build_function_call): Rewrite to build a VEC and
15981 call build_function_call_vec.
15982 (build_function_call_vec): New function, based on old
15983 build_function_call.
15984 (convert_arguments): Remove nargs and argarray parameters. Change
15985 values to a VEC. Add origtypes parameter.
15986 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
15987 (convert_for_assignment): Add origtype parameter. Change all
15988 callers. If warn_cxx_compat, check for conversion to an enum
15989 type when calling a function.
15990 (store_init_value): Add origtype parameter. Change all callers.
15991 (digest_init): Likewise.
15992 (struct init_node): Add origtype field.
15993 (add_pending_init): Add origtype parameter. Change all callers.
15994 (output_init_element): Likewise.
15995 (output_pending_init_elements): Pass origtype from init_node to
15996 output_init_element.
15997 (process_init_element): Pass origtype from c_expr to
15998 output_init_element.
15999 (c_finish_return): Add origtype parameter. Change all callers.
16000 * c-common.c (sync_resolve_size): Change params to VEC *. Change
16002 (sync_resolve_params): Likewise.
16003 (sync_resolve_return): Change params to first_param. Change caller.
16004 (resolve_overloaded_builtins): Change params to VEC *. Change
16005 callers. Save first parameter around call to build_function_call_vec.
16006 * c-decl.c (finish_decl): Add origtype parameter. Change all
16007 callers. Call build_function_call_vec rather than
16008 build_function_call for cleanup.
16009 * c-tree.h: Update declarations.
16010 * c-common.h: Update declarations.
16011 * stub-objc.c (objc_rewrite_function_call): Change parameter from
16012 params to first_param.
16013 * target.h (struct gcc_target): Change resolve_overloaded_builtin
16014 params parameter from tree to void *.
16015 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16016 Change arglist parameter to have type void *, and to be a pointer
16018 * config/rs6000/rs6000-protos.h
16019 (altivec_resolve_overloaded_builtin): Update declaration.
16020 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
16021 fnargs parameter to have type void *, and to be a pointer to a
16022 VEC. Call build_function_call_vec instead of
16023 build_function_call.
16024 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
16026 2009-04-20 Joey Ye <joey.ye@intel.com>
16027 Xuepeng Guo <xuepeng.guo@intel.com>
16028 H.J. Lu <hongjiu.lu@intel.com>
16030 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
16032 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
16033 (IX86_LEA_PRIORITY): Likewise.
16034 (distance_non_agu_define): New function.
16035 (distance_agu_use): Likewise.
16036 (ix86_lea_for_add_ok): Likewise.
16037 (ix86_dep_by_shift_count): Likewise.
16039 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
16040 should split for LEA.
16042 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
16044 (ix86_dep_by_shift_count): Likewise.
16046 2009-04-20 Richard Guenther <rguenther@suse.de>
16048 * expr.c (handled_component_p): Move ...
16049 * tree.h (handled_component_p): ... here.
16050 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
16051 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
16052 and REALPART_EXPR to be in one group.
16054 2009-04-20 Richard Guenther <rguenther@suse.de>
16056 * basic-block.h (get_all_dominated_blocks): Declare.
16057 * dominance.c (get_all_dominated_blocks): New function.
16058 * tree-cfg.c (get_all_dominated_blocks): Remove.
16059 (remove_edge_and_dominated_blocks): Adjust.
16060 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
16061 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
16062 instead of recursing.
16064 2009-04-20 Doug Kwan <dougkwan@google.com>
16066 * cgraph.h (cgraph_node_ptr): New type for vector functions.
16067 (struct cgraph_node_set_def): New type.
16068 (cgraph_node_set) New type. Also declare vector functions.
16069 (struct cgraph_node_set_element_def): New type.
16070 (cgraph_node_set_element): Ditto.
16071 (cgraph_node_set_iterator): New iterator type.
16072 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
16073 cgraph_node_set_remove, dump_cgraph_node_set,
16074 debug_cgraph_node_set): New prototypes.
16075 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
16076 cgraph_node_set_size): New inlines.
16077 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
16078 including cgraph.h.
16079 (struct ipa_opt_pass): Add struct cgraph_node_set_def
16080 argument to function 'write_summary'.
16081 * ipa.c: Include ggc.h.
16082 (hash_cgraph_node_set_element,
16083 eq_cgraph_node_set_element, cgraph_node_set_new,
16084 cgraph_node_set_add, cgraph_node_set_remove,
16085 cgraph_node_set_find, dump_cgraph_node_set,
16086 debug_cgraph_node_set): New functions.
16087 * Makefile.in (ipa.o): Add dependency on GGC_H.
16089 2009-04-20 Ira Rosen <irar@il.ibm.com>
16091 PR tree-optimization/39675
16092 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
16093 check of the return code of vect_schedule_slp. Check that
16094 stmt_vec_info still exists for the statement, before checking its
16095 vectorization type.
16097 2009-04-20 Michael Matz <matz@suse.de>
16099 * Makefile.in (generated_files): Take out $(simple_generated_c).
16101 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
16103 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
16104 (UINTPTR_TYPE): Likewise.
16106 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16109 * c-typeck.c (digest_init): Check for initializing an array with a
16112 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16115 * c-semantics.c (pop_stmt_list): Propagate
16116 STATEMENT_LIST_HAS_LABEL to parent statement list.
16118 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
16120 * config/mips/mips.h (mips_tune_attr): New macro.
16121 * config/mips/mips.md (cpu): Use it.
16123 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16126 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
16129 2009-04-19 Diego Novillo <dnovillo@google.com>
16131 * toplev.c (compile_file): Move call to coverage_finish ...
16132 * cgraphunit.c (ipa_passes): ... here.
16133 Call cgraph_process_new_functions.
16134 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
16135 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
16137 2009-04-19 Jan Hubicka <jh@suse.cz>
16139 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
16141 (dump_cgraph_node): Dump can throw external flag.
16142 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
16144 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16148 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
16149 * common.opt (Wlogical-op): Move from here...
16150 * c.opt (Wlogical-op): ... to here.
16151 * c-typeck.c (parser_build_binary_op): Update call to
16152 warn_logical_operator.
16153 * c-opts.c (c_common_post_options): Enable warn_logical_op with
16155 * c-common.c (warn_logical_op): Update.
16156 * c-common.h (warn_logical_op): Update declaration.
16158 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
16160 * tree.c (protected_set_expr_location): Fix formatting.
16162 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16165 * c-typeck.c (readonly_warning): new.
16166 (build_unary_op, build_modify_expr): Use readonly_warning for
16167 storing into something readonly but not const-qualified.
16169 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16172 * c-typeck.c (build_unary_op): Check for taking address of
16173 expression of type void.
16175 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16178 * c-typeck.c (build_function_call): Check for calling a function
16179 with qualified void return types. Call require_complete_type when
16182 2009-04-18 Jan Hubicka <jh@suse.cz>
16184 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
16186 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
16187 can_throw_external flag.
16188 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
16189 * ipa-pure-const.c (ignore_edge): New function.
16190 (propagate): Compute order for NOTHROW computation; set NOTHROWs
16191 only over can_throw_external edges.
16192 (local_pure_const): Add nothrow flag.
16193 * ipa-utils.c (searchc): Add ignore_edge callback.
16194 (ipa_utils_reduced_inorder): Add ignore_edge callback.
16195 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
16196 (set_nothrow_function_flags): Update cgraph.
16197 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
16199 2009-04-18 Richard Guenther <rguenther@suse.de>
16201 PR middle-end/39804
16202 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
16203 (fold_stmt): ... this and ...
16204 (fold_stmt_inplace): ... this.
16205 (fold_stmt_1): Fold references in calls and asms.
16206 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
16208 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16210 * tree-vrp.c (ssa_name_nonzero_p): Remove.
16211 * tree.h: Remove the prototype for ssa_name_nonzero_p.
16213 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16215 * tree.c (function_args_count): Remove.
16216 * tree.h: Remove the prototype for function_args_count.
16218 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16220 * tree-iterator.c (expr_only): Remove.
16221 * tree.h: Remove the prototype for expr_only.
16223 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16225 * reginfo.c (cannot_change_mode_set_regs): Remove.
16226 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
16228 2009-04-08 Anatoly Sokolov <aesok@post.ru>
16230 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
16231 whether operands 0 and 1 overlaps.
16233 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
16235 PR middle-end/36902
16236 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
16237 pointer. Use warning_at instead of warning.
16238 (search_for_addr_array): Likewise.
16239 (check_array_bounds): Likewise.
16240 (check_all_array_refs): Check that the incoming edge is not in the
16241 list of edges to be removed.
16242 (check_all_array_refs): Avoid the temporal pointer.
16243 (vrp_visit_cond_stmt): Fix typo.
16244 (simplify_switch_using_ranges): Handle the case where the switch
16245 index is an integer constant.
16247 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
16249 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
16251 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16253 * doc/extend.texi, doc/invoke.texi: Fix typos.
16255 2009-04-17 Cary Coutant <ccoutant@google.com>
16257 * tree-flow-inline.h (get_lineno): Fix inverted test.
16259 2009-04-17 Diego Novillo <dnovillo@google.com>
16261 * tree-ssa-pre.c (create_expression_by_pieces): Remove
16262 assertion for AVAIL_OUT.
16264 2009-04-17 Mike Frysinger <vapier@gentoo.org>
16267 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
16268 * config/sh/linux-atomic.asm: Likewise.
16270 2009-04-17 Diego Novillo <dnovillo@google.com>
16272 * except.c (debug_eh_tree): New.
16273 (struct eh_region, struct eh_status): Move ...
16274 * except.h: ... here.
16275 (add_type_for_runtime): Declare extern.
16276 (lookup_type_for_runtime): Likewise.
16277 (debug_eh_tree): Declare.
16278 * Makefile.in (GTFILES): List except.h before except.c
16280 2009-04-17 Diego Novillo <dnovillo@google.com>
16282 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
16283 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
16284 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
16285 (find_vars_r): ... here.
16286 * tree-flow.h (find_referenced_vars_in): Declare.
16287 * tree-ssa-pre.c (create_expression_by_pieces): Assert
16288 that AVAIL_OUT exists for BLOCK.
16289 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
16290 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
16291 (tree-parloops.o): Likewise.
16293 2009-04-17 Simon Baldwin <simonb@google.com>
16295 * toplev.c (default_tree_printer): Add handling for %E format.
16297 2009-04-17 Diego Novillo <dnovillo@google.com>
16299 * tree-pretty-print.c (dump_generic_node): Add break after
16300 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
16301 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
16302 FUNCTION_TYPE together. Call print_struct_decl when printing
16303 structures and TDF_SLIM is not given.
16304 (print_struct_decl): Fix logic for detecting recursion.
16306 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
16309 * gcc.c (create_at_file): New.
16310 (compile_input_file_p): New.
16311 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
16312 * main.c (main): Update call to toplev_main.
16313 * toplev.c (toplev_main): Change signature. Call expandargv.
16314 * toplev.h (toplev_main): Change signature.
16316 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
16318 * dwarf2out.c (field_byte_offset): Use the type size as the field size
16319 if the latter is not constant.
16321 2009-04-17 David Edelsohn <edelsohn@gnu.org>
16323 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
16325 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
16327 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
16328 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
16330 2009-04-17 Richard Guenther <rguenther@suse.de>
16332 * tree-ssa-structalias.c (get_constraint_for_component_ref):
16333 Handle component references view-converting an invariant address.
16335 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
16337 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
16338 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
16339 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
16340 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
16341 Use @deftypevr rather than @deftypevar.
16343 2009-04-17 Richard Guenther <rguenther@suse.de>
16345 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
16346 (get_prop_source_stmt): Likewise.
16347 (can_propagate_from): Likewise.
16349 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
16351 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
16352 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
16353 (--with-multilib-list): Add default value.
16354 * configure: Regenerate.
16355 * Makefile.in (TM_ENDIAN_CONFIG): Define.
16356 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
16357 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
16358 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
16359 Don't add default cpu to multilib list unnecessarily, but do enable
16360 the relevant compiler option..
16361 Add support for --with-multilib-list=<blank> and
16362 --with-multilib-list=!<somelib> to supress unwanted multilibs.
16363 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
16364 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
16365 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
16366 TM_MULTILIB_CONFIG.
16367 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
16368 (MULTILIB_OSDIRNAMES): New variable.
16369 * config/sh/t-1e: Delete file.
16370 * config/sh/t-mlib-sh1: Delete file.
16371 * config/sh/t-mlib-sh2: Delete file.
16372 * config/sh/t-mlib-sh2a: Delete file.
16373 * config/sh/t-mlib-sh2a-nofpu: Delete file.
16374 * config/sh/t-mlib-sh2a-single: Delete file.
16375 * config/sh/t-mlib-sh2a-single-only: Delete file.
16376 * config/sh/t-mlib-sh2e: Delete file.
16377 * config/sh/t-mlib-sh3e: Delete file.
16378 * config/sh/t-mlib-sh4: Delete file.
16379 * config/sh/t-mlib-sh4-nofpu: Delete file.
16380 * config/sh/t-mlib-sh4-single: Delete file.
16381 * config/sh/t-mlib-sh4-single-only: Delete file.
16382 * config/sh/t-mlib-sh4a: Delete file.
16383 * config/sh/t-mlib-sh4a-nofpu: Delete file.
16384 * config/sh/t-mlib-sh4a-single: Delete file.
16385 * config/sh/t-mlib-sh4a-single-only: Delete file.
16386 * config/sh/t-mlib-sh4al: Delete file.
16387 * config/sh/t-mlib-sh5-32media: Delete file.
16388 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
16389 * config/sh/t-mlib-sh5-64media: Delete file.
16390 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
16391 * config/sh/t-mlib-sh5-compact: Delete file.
16392 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
16393 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
16394 * doc/install.texi (Options specification): Add
16395 --with-multilib-list and --with-endian.
16397 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
16399 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
16401 (OBJS-common): Add plugin-version.o.
16402 (plugin-version.o): New.
16403 * gcc-plugin.h (plugin_gcc_version): New.
16404 (plugin_default_version_check): New.
16405 (plugin_init_func, plugin_init): Add version argument.
16406 * plugin-version.c: New.
16407 * plugin.c (str_plugin_gcc_version_name): New.
16408 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
16409 pass it to the init function.
16410 (plugin_default_version_check): New.
16412 2009-04-17 Richard Guenther <rguenther@suse.de>
16414 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
16415 for decl-vs-decl disambiguation.
16417 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
16419 * config/s390/s390.h (s390_tune_attr): New macro definition.
16420 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
16422 2009-04-17 Richard Guenther <rguenther@suse.de>
16424 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
16425 (fold_stmt_r): Likewise.
16426 (maybe_fold_reference): New function.
16427 (fold_gimple_assign): Handle cases fold_stmt_r did.
16428 (fold_stmt): Do not use fold_stmt_r.
16429 (fold_stmt_inplace): Likewise.
16431 2009-04-17 Richard Guenther <rguenther@suse.de>
16433 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
16434 (record_equivalences_from_stmt): Remove useless checks and
16436 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
16437 the type is already suitable.
16439 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
16441 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
16443 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
16445 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
16446 (CMPtype): Define as __gcc_CMPtype.
16448 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
16450 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
16451 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
16453 2009-04-17 Richard Guenther <rguenther@suse.de>
16455 PR tree-optimization/39746
16456 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
16457 special-casing for builtins and static variable use/def.
16458 (call_may_clobber_ref_p_1): Likewise.
16460 2009-04-16 Ian Lance Taylor <iant@google.com>
16462 * df.h: Include "timevar.h".
16463 (struct df_problem): Change tv_id field to timevar_id_t.
16464 * tree-pass.h: Include "timevar.h".
16465 (struct opt_pass): Change tv_id field to timevar_id_t.
16466 * timevar.h (timevar_id_t): Define TV_NONE.
16467 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
16468 TV_NONE rather than tv_id != 0.
16469 (execute_one_pass): Likewise.
16470 * Makefile.in (DF_H): Add $(TIMEVAR_H).
16471 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
16472 dependencies to $(TREE_PASS_H).
16473 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
16475 (pass_branch_target_load_optimize2): Likewise.
16476 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
16477 (pass_outof_cfg_layout_mode): Likewise.
16478 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
16479 (pass_rebuild_cgraph_edges): Likewise.
16480 (pass_remove_cgraph_callee_edges): Likewise.
16481 * df-core.c (pass_df_initialize_opt): Likewise.
16482 (pass_df_initialize_no_opt): Likewise.
16483 (pass_df_finish): Likewise.
16484 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
16485 * except.c (pass_set_nothrow_function_flags): Likewise.
16486 (pass_convert_to_eh_region_ranges): Likewise.
16487 * final.c (pass_compute_alignments): Likewise.
16488 * function.c (pass_instantiate_virtual_regs): Likewise.
16489 (pass_init_function): Likewise.
16490 (pass_leaf_regs): Likewise.
16491 (pass_match_asm_constraints): Likewise.
16492 * gimple-low.c (pass_lower_cf): Likewise.
16493 (pass_mark_used_blocks): Likewise.
16494 * init-regs.c (pass_initialize_regs): Likewise.
16495 * integrate.c (pass_initial_value_sets): Likewise.
16496 * ira.c (pass_ira): Likewise.
16497 * jump.c (pass_cleanup_barriers): Likewise.
16498 * omp-low.c (pass_expand_omp): Likewise.
16499 (pass_lower_omp): Likewise.
16500 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
16501 * recog.c (pass_split_all_insns): Likewise.
16502 (pass_split_after_reload): Likewise.
16503 (pass_split_before_regstack): Likewise.
16504 (pass_split_before_sched2): Likewise.
16505 (pass_split_for_shorten_branches): Likewise.
16506 * reginfo.c (pass_reginfo_init): Likewise.
16507 (pass_subregs_of_mode_init): Likewise.
16508 (pass_subregs_of_mode_finish): Likewise.
16509 * passes.c (pass_postreload): Likewise.
16510 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
16511 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
16512 (pass_warn_function_return): Likewise.
16513 (pass_warn_function_noreturn): Likewise.
16514 * tree-complex.c (pass_lower_complex): Likewise.
16515 (pass_lower_complex_O0): Likewise.
16516 * tree-if-conv.c (pass_if_conversion): Likewise.
16517 * tree-into-ssa.c (pass_build_ssa): Likewise.
16518 * tree-mudflap.c (pass_mudflap_1): Likewise.
16519 (pass_mudflap_2): Likewise.
16520 * tree-nomudflap.c (pass_mudflap_1): Likewise.
16521 (pass_mudflap_2): Likewise.
16522 * tree-nrv.c (pass_return_slot): Likewise.
16523 * tree-object-size.c (pass_object_sizes): Likewise.
16524 * tree-optimize.c (pass_all_optimizations): Likewise.
16525 (pass_early_local_passes): Likewise.
16526 (pass_all_early_optimizations): Likewise.
16527 (pass_cleanup_cfg): Likewise.
16528 (pass_cleanup_cfg_post_optimizing): Likewise.
16529 (pass_free_datastructures): Likewise.
16530 (pass_free_cfg_annotations): Likewise.
16531 (pass_fixup_cfg): Likewise.
16532 (pass_init_datastructures): Likewise.
16533 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
16534 (pass_late_warn_uninitialized): Likewise.
16535 (pass_update_address_taken): Likewise.
16536 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
16537 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
16538 (pass_cse_sincos): Likewise.
16539 (pass_convert_to_rsqrt): Likewise.
16540 * tree-ssa-structalias.c (pass_build_alias): Likewise.
16541 * tree-stdarg.c (pass_stdarg): Likewise.
16542 * tree-tailcall.c (pass_tail_recursion): Likewise.
16543 (pass_tail_calls): Likewise.
16544 * tree-vect-generic.c (pass_lower_vector): Likewise.
16545 (pass_lower_vector_ssa): Likewise.
16546 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
16548 2009-04-16 Joseph Myers <joseph@codesourcery.com>
16550 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
16552 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
16554 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
16555 logical and signext.
16557 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
16560 * config/sh/predicates.md (arith_operand): Check if the operand
16561 of TRUNCATE is a REG.
16563 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
16565 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
16566 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
16568 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
16570 * tree-iterator.c (tsi_split_statement_list_after,
16571 tsi_split_statement_list_before): Remove.
16572 * tree-iterator.h: Remove the prototypes for
16573 tsi_split_statement_list_after and tsi_split_statement_list_before.
16575 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
16577 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
16578 * tree-ssa-propagate.h: Remove the prototype for
16579 stmt_makes_single_load.
16581 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
16583 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
16584 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
16586 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
16588 * tree-iterator.c (EXPR_LAST_BODY): Remove.
16590 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
16592 * except.c (eh_region_outer_p): Remove.
16593 * except.h: Remove the prototype for eh_region_outer_p.
16595 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
16597 * function.c (current_function_assembler_name): Remove.
16598 * function.h: Remove the prototype for
16599 current_function_assembler_name.
16601 2009-04-16 Ian Lance Taylor <iant@google.com>
16603 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
16604 (add_reg_note): Call alloc_reg_note.
16605 * rtl.h (alloc_reg_note): Declare.
16606 * combine.c (try_combine): Use alloc_reg_note.
16607 (recog_for_combine, move_deaths): Likewise.
16608 (distribute_notes): Use alloc_reg_note and add_reg_note.
16609 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
16610 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
16611 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
16613 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
16615 PR rtl-optimization/39762
16616 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
16617 ira_may_move_out_cost): Add comments about way of their usage.
16618 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
16620 * ira-conflicts.c (process_regs_for_copy): Use function
16621 ira_get_register_move_cost instead of global
16622 ira_register_move_cost.
16624 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
16625 color_pass, move_spill_restore, update_curr_costs): Ditto.
16627 * ira-lives.c (process_single_reg_class_operands): Ditto.
16629 * ira-emit.c (emit_move_list): Ditto.
16631 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
16632 (record_reg_classes): Ditto. Use functions
16633 ira_get_register_move_cost and ira_get_may_move_cost instead of
16634 global vars ira_register_move_cost, ira_may_move_out_cost and
16635 ira_may_move_in_cost.
16636 (record_address_regs): Don't call ira_init_register_move_cost.
16637 Use function ira_get_may_move_cost instead of global
16638 ira_may_move_in_cost.
16639 (process_bb_node_for_hard_reg_moves): Use function
16640 ira_get_register_move_cost instead of global ira_register_move_cost.
16641 (ira_costs): Don't call ira_init_register_move_cost.
16643 2009-04-16 Richard Guenther <rguenther@suse.de>
16645 * tree-cfg.c (verify_gimple_assign_binary):
16646 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
16647 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
16648 (create_general_new_stmt): Note that this function is broken.
16650 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
16652 * common.opt (fhelp): Add Var(help_flag).
16653 * gcc-plugin.h (plugin_info): Add help.
16654 * plugin.c (plugin_name_args): Add help.
16655 (register_plugin_info): Set plugin->help.
16656 (print_help_one_plugin): New.
16657 (print_plugins_help): New.
16658 * plugin.h (print_plugins_help): New.
16659 * toplev.c (toplev_main): Call print_plugins_help if needed.
16661 2009-04-16 Richard Guenther <rguenther@suse.de>
16663 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
16664 (gimple_ior_addresses_taken_1): New function.
16665 (gimple_ior_addresses_taken): Likewise.
16666 * gimple.h (struct gimple_statement_with_ops_base): Remove
16667 addresses_taken member.
16668 (gimple_ior_addresses_taken): Declare.
16669 (gimple_addresses_taken, gimple_addresses_taken_ptr,
16670 gimple_set_addresses_taken): Remove.
16671 * ipa-reference.c (mark_address): New function.
16672 (scan_stmt_for_static_refs): Use it for marking addresses taken.
16673 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
16674 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
16675 (gimple_add_to_addresses_taken): Remove.
16676 (get_tmr_operands): Call mark_address_taken.
16677 (get_asm_expr_operands): Likewise.
16678 (get_expr_operands): Likewise.
16679 (build_ssa_operands): Do not clear the addresses_taken bitmap.
16680 (free_stmt_operands): Do not free it.
16681 * tree-ssa.c (delete_tree_ssa): Likewise.
16682 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
16684 2009-04-16 Richard Guenther <rguenther@suse.de>
16686 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
16687 (walk_stmt_load_store_ops): Likewise.
16688 * gimple.c (get_base_loadstore): New function.
16689 (walk_stmt_load_store_addr_ops): Likewise.
16690 (walk_stmt_load_store_ops): Likewise.
16691 * ipa-pure-const.c (check_op): Simplify.
16692 (check_load, check_store): New functions.
16693 (check_stmt): Use walk_stmt_load_store_ops.
16694 * ipa-reference.c (mark_load): Adjust signature.
16695 (mark_store): Likewise.
16696 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
16698 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
16700 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
16701 (plugin_info): New.
16702 * opts.c (common_handle_option): Don't call print_version.
16703 * plugin.c (plugin_name_args): Add version.
16704 (register_plugin_info): New.
16705 (register_callback): Handle PLUGIN_INFO.
16706 (try_init_one_plugin): New.
16707 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
16709 (finalize_one_plugin): New.
16710 (finalize_plugins): New.
16711 (print_one_plugin): New.
16712 (print_plugins_versions): New.
16713 * plugin.h (print_plugins_versions): New.
16714 (finalize_plugins): New.
16715 * toplev.c (compile_file): Don't call initialize_plugins.
16716 (print_version): Call print_plugins_versions.
16717 (toplev_main): Call initialize_plugins. Print version if needed.
16718 Call finalize_plugins.
16720 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
16722 * common.opt (fversion): New.
16723 * gcc.c (print_version): New.
16724 (process_command): Don't print the version. Just set print_version.
16725 (main): Print version. Call subprocesses if print_version and
16726 verbose_flag are set.
16727 * opts.c (common_handle_option): Handle OPT_fversion.
16729 2009-04-16 Richard Guenther <rguenther@suse.de>
16730 Ira Rosen <irar@il.ibm.com>
16732 PR tree-optimization/39698
16733 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
16734 type of the reduction variable. Only generate the def if
16737 * omp-low.c (expand_omp_for_generic): When converting to a pointer
16738 make sure to first convert to an integer of the same precision.
16739 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
16740 the type of the evolution correctly in computing the new
16741 induction variable base.
16743 2009-04-16 Richard Guenther <rguenther@suse.de>
16745 PR middle-end/39625
16746 * tree-cfg.c (make_blocks): Split statements with to-be
16747 abnormal SSA names on the lhs.
16749 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
16751 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
16752 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
16753 * c-typeck.c (really_start_incremental_init): Likewise.
16754 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
16755 (TARGET_INITIALIZER): Remove it.
16756 * target.h (struct target): Remove vector_opaque_p.
16757 * tree.c (build_opaque_vector_type): New.
16758 * tree.h (TYPE_VECTOR_OPAQUE): New.
16759 (build_opaque_vector_type): Declare.
16760 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
16761 * config/rs6000/rs6000.c (build_opaque_vector_type,
16762 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
16763 (rs6000_init_builtins): Use build_opaque_vector_type for
16764 opaque_V4SI_type_node.
16766 2009-04-15 Catherine Moore <clm@codesourcery.com>
16768 * debug.h (set_name): Declare.
16769 * dwarf2out.c (dwarf2out_set_name): Declare.
16770 (dwarf2_debug_hooks): Add set_name.
16771 (find_AT_string): New.
16772 (add_AT_string): Call find_AT_string.
16773 (dwarf2out_set_name): New.
16774 * cp/decl.c (grokdeclarator): Call set_name.
16775 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
16776 * debug.c (do_nothing_debug_hooks): Likewise.
16777 * dbxout.c (dbx_debug_hooks): Likewise.
16778 * sdbout.c (sdb_debug_hooks): Likewise.
16780 2009-04-15 Michael Eager <eager@eagercon.com>
16782 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
16783 reg for single-precision FPU.
16784 * config/rs6000/rs6000.md (movsi_internal1): Only for
16785 !TARGET_SINGLE_FPU.
16786 (movsi_internal1_single): New. Add pattern to move SI values to/from
16787 single-precision FP regs.
16789 2009-04-15 Richard Guenther <rguenther@suse.de>
16791 * omp-low.c (lower_rec_input_clauses): Build correct address
16793 (expand_omp_for_generic): Fix multiplication type.
16794 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
16795 (generate_memset_zero): Fix types.
16796 * tree-profile.c (prepare_instrumented_value): Correctly
16799 2009-04-15 Ian Lance Taylor <iant@google.com>
16801 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
16802 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
16803 for -Wall and for -Wc++-compat.
16804 (c_common_post_options): For C++, set warn_enum_compare if not
16806 * c-tree.h (struct c_expr): Add field original_type.
16807 (build_external_ref): Update declaration.
16808 * c-parser.c (c_parser_braced_init): Set original_type.
16809 (c_parser_initelt): Likewise.
16810 (c_parser_expr_no_commas): Likewise.
16811 (c_parser_conditional_expression): Likewise.
16812 (c_parser_cast_expression): Likewise.
16813 (c_parser_unary_expression): Likewise. Pull setting of
16814 original_code to top of function.
16815 (c_parser_sizeof_expression): Set original_type.
16816 (c_parser_alignof_expression): Likewise.
16817 (c_parser_postfix_expression): Likewise. Pull setting of
16818 original_code to top of function.
16819 (c_parser_postfix_expression_after_paren_type): Set original_type.
16820 (c_parser_postfix_expression_after_primary): Likewise.
16821 (c_parser_expression): Likewise.
16822 * c-typeck.c (build_external_ref): Add type parameter. Change all
16824 (c_expr_sizeof_expr): Set original_type field.
16825 (parser_build_unary_op): Likewise.
16826 (parser_build_binary_op): Likewise. Optionally warn about
16827 comparisons of enums of different types.
16828 (digest_init): Set original_type field.
16829 (really_start_incremental_init): Likewise.
16830 (push_init_level, pop_init_level): Likewise.
16831 * doc/invoke.texi (Warning Options): -Wenum-compare now
16834 2009-04-15 Richard Guenther <rguenther@suse.de>
16836 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
16837 out a necessary conversion.
16838 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
16839 names we didn't value number.
16840 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
16842 2009-04-15 Richard Guenther <rguenther@suse.de>
16844 PR tree-optimization/39764
16845 * tree-ssa-ccp.c (get_value): Canonicalize value with
16846 canonicalize_float_value.
16848 2009-04-15 Jan Hubicka <jh@suse.cz>
16850 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
16851 Wrong version of patch.
16853 2009-04-15 Jan Hubicka <jh@suse.cz>
16855 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
16857 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
16859 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
16860 our distinct integral and vector types.
16862 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
16864 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
16865 * init.c (build_vtbl_address): Remove call to assemble_external.
16867 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
16869 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
16870 output for other floating point modes.
16872 2009-04-14 Diego Novillo <dnovillo@google.com>
16874 * diagnostic.c (diagnostic_report_diagnostic): Do not
16875 warn about loaded plugins for DK_ERROR and DK_WARNING.
16876 * c-decl.c (declspecs_add_type): Move call to
16877 invoke_plugin_callbacks ...
16878 * c-parser.c (c_parser_declspecs): ... here.
16879 * plugin.c (dump_active_plugins): Tidy output.
16881 2009-04-14 Diego Novillo <dnovillo@google.com>
16882 Le-Chun Wu <lcwu@google.com>
16884 * configure.ac: Add --enable-plugin support.
16885 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
16886 * Makefile.in (PLUGIN_H): Define.
16887 Export ENABLE_PLUGIN and GMPINC to site.exp.
16888 Add PLUGINLIBS to link command.
16889 Add/modify dependencies for plugin.o and files including plugin.h.
16891 * config.in: Regenerate.
16893 * opts.c (common_handle_option): Handle OPT_fplugin_ and
16896 2009-04-14 Le-Chun Wu <lcwu@google.com>
16898 * tree-pass.h (register_one_dump_file): Add a prototype for
16899 register_one_dump_file.
16900 * toplev.c (compile_file): Call initialize_plugins.
16901 (do_compile): Call invoke_plugin_callbacks.
16902 (toplev_main): Call invoke_plugin_callbacks.
16903 * common.opt: Add -fplugin= and -fplugin-arg-.
16904 * gcc-plugin.h: New public header file for plugins to include.
16905 * plugin.c: New source file.
16906 * plugin.h: New internal header file.
16907 * passes.c (register_one_dump_file): Make it external.
16909 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
16911 2009-04-14 Diego Novillo <dnovillo@google.com>
16913 * doc/plugins.texi: New.
16914 * doc/gccint.texi: Add reference to Plugins chapter.
16915 * doc/invoke.texi: Document -fplugin and -fplugin-arg
16916 * diagnostic.c (diagnostic_report_diagnostic): Warn about
16917 loaded plugins, if any.
16918 * timevar.def (TV_PLUGIN_INIT): Define.
16919 (TV_PLUGIN_RUN): Define.
16920 * plugin.c: Include timevar.h
16921 (plugins_active_p): New.
16922 (dump_active_plugins): New.
16923 (debug_active_plugins): New.
16925 2009-04-14 Joseph Myers <joseph@codesourcery.com>
16927 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
16929 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
16931 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
16933 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
16934 the same as a minus without a shift.
16936 2009-04-14 Nick Clifton <nickc@redhat.com>
16938 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
16939 comparisons with small integers will always produce a short
16942 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
16945 2008-12-19 Diego Novillo <dnovillo@google.com>
16947 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
16949 2009-04-14 Richard Guenther <rguenther@suse.de>
16951 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
16953 (verify_gimple_assign_binary): Likewise. Handle shifts and
16955 (verify_gimple_phi): Print the mismatched argument position.
16956 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
16958 (vect_update_init_of_dr): Likewise.
16959 * matrix-reorg.c (transform_access_sites): Do what the
16961 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
16963 2009-04-13 Michael Eager <eager@eagercon.com>
16965 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
16966 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
16967 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
16968 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
16969 remove duplicate config
16971 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16973 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
16974 file_name:line_number type locator of the call site.
16976 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
16978 * genautomata.c: Put blank after comma.
16979 (automaton_decls): New.
16980 (struct unit_usage): Add comments to member next.
16981 (store_alt_unit_usage): Keep the list ordered.
16982 (unit_present_on_list_p, equal_alternatives_p): New.
16983 (check_regexp_units_distribution): Check units distribution
16984 correctness correctly.
16985 (main): Don't write automata if error is found. Return correct
16988 * config/m68k/cf.md (cfv4_ds): Remove.
16989 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
16990 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
16992 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
16993 power4-load-ext, power4-store, power4-store-update,
16994 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
16995 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
16996 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
16997 power4-sqrt, power4-isync): Modify reservation to make correct
16998 unit distribution to automata.
17000 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
17001 power5-store-update, power5-two, power5-three, power5-lmul,
17002 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
17004 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
17006 * except.c (pass_set_nothrow_function_flags): Set name and add
17008 (set_nothrow_function_flags): Mention in the dump file when
17009 changing a function to nothrow.
17011 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
17014 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
17015 instead of unsigned long.
17017 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17019 * config/arm/arm.c (return_used_this_function): Remove.
17020 (arm_output_function_prologue): Remove use of
17021 return_used_this_function.
17022 (output_return_instruction): Replace use of
17023 return_used_this_function
17024 by cfun->machine->return_used_this_function.
17025 (arm_output_epilogue): Likewise.
17026 (arm_output_function_epilogue): Likewise.
17027 (thumb_unexpanded_epilogue): Likewise.
17028 * config/arm/arm.h (struct machine_function):
17029 New member return_used_this_function.
17031 2009-04-12 Mark Mitchell <mark@codesourcery.com>
17033 * doc/install.texi: Correct description of default directory for
17034 --with-gxx-include-dir.
17036 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
17038 * fold-const.c (build_range_check): Properly deal with enumeral and
17039 boolean base types.
17041 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
17043 * doc/invoke.texi (max_gcse_passes): Remove documentation.
17044 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
17045 * params.h (MAX_GCSE_PASSES): Remove.
17046 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
17047 in sequence. Remove ability to run multiple passes.
17048 (bypass_jumps): Report run as third CPROP pass.
17050 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
17052 PR middle-end/39651
17053 * except.c (can_throw_external): Look at each insn in a SEQUENCE
17054 when deciding whether the whole SEQUENCE can throw.
17056 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
17059 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
17060 offseted label references.
17062 2009-04-11 Jan Hubicka <jh@suse.cz>
17064 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
17066 2009-04-11 Richard Guenther <rguenther@suse.de>
17068 PR middle-end/39732
17069 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
17070 return variables as TREE_ADDRESSABLE.
17072 2009-04-11 Richard Guenther <rguenther@suse.de>
17074 PR tree-optimization/39713
17075 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
17076 reference trees have SSA_NAME operands.
17078 2009-04-11 Richard Guenther <rguenther@suse.de>
17081 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
17082 address expressions.
17084 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
17086 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
17087 match changes in Cygwin 1.7
17088 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
17089 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
17091 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
17093 PR tree-optimization/39701
17094 * doc/invoke.texi (Optimization Options): Document change in
17095 meaning and initialization of -fdelete-null-pointer-checks.
17097 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
17099 PR middle-end/39701
17100 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
17102 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
17105 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
17107 2009-04-10 Chao-ying Fu <fu@mips.com>
17109 * doc/tm.texi (Instruction Output): Document
17110 TARGET_ASM_FINAL_POSTSCAN_INSN.
17111 * target.h (final_postscan_insn): New field in asm_out.
17112 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
17113 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
17114 * final.c (final_scan_insn): Call
17115 targetm.asm_out.final_postscan_insn after outputting
17116 an asm macro and a normal instruction.
17118 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
17119 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
17120 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
17121 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
17122 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
17124 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
17126 PR middle-end/39701
17127 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
17128 variables as non-NULL even with -fdelete-null-pointer-checks.
17130 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
17132 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
17134 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
17137 * config/i386/i386.c (classify_argument): Handle SCmode with
17138 (bit_offset % 64) != 0.
17140 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
17142 * doc/invoke.texi (Optimize Options): Add cross-reference to
17143 -Q --help=optimizers examples.
17145 2009-04-10 Ben Elliston <bje@au.ibm.com>
17148 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
17149 regalign for the reg == fpr and TDmode case.
17151 2009-04-09 David Ayers <ayers@fsfe.org>
17154 * objc/objc-act.c (warn_with_method): Remove helper function.
17155 (check_duplicates): Call warning and inform directly.
17156 (really_start_method): Likewise.
17158 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
17160 * expmed.c (expand_divmod): Always use a comparison for a division
17161 by a large unsigned integer.
17163 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
17164 for things others than variables or functions as nonzero.
17166 2009-04-09 Nick Clifton <nickc@redhat.com>
17168 * unwind-compat.c: Change copyright header to refer to version
17169 3 of the GNU General Public License with version 3.1 of the
17170 GCC Runtime Library Exception and to point readers at the
17171 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
17172 * config/alpha/crtfastmath.c: Likewise.
17173 * config/alpha/linux-unwind.h: Likewise.
17174 * config/alpha/qrnnd.asm: Likewise.
17175 * config/alpha/vms-crt0-64.c: Likewise.
17176 * config/alpha/vms-crt0.c: Likewise.
17177 * config/alpha/vms-dwarf2.asm: Likewise.
17178 * config/alpha/vms-dwarf2eh.asm: Likewise.
17179 * config/alpha/vms-psxcrt0-64.c: Likewise.
17180 * config/alpha/vms-psxcrt0.c: Likewise.
17181 * config/alpha/vms_tramp.asm: Likewise.
17182 * config/arc/initfini.c: Likewise.
17183 * config/arc/lib1funcs.asm: Likewise.
17184 * config/arm/bpabi-v6m.S: Likewise.
17185 * config/arm/bpabi.S: Likewise.
17186 * config/arm/bpabi.c: Likewise.
17187 * config/arm/crti.asm: Likewise.
17188 * config/arm/crtn.asm: Likewise.
17189 * config/arm/ieee754-df.S: Likewise.
17190 * config/arm/ieee754-sf.S: Likewise.
17191 * config/arm/lib1funcs.asm: Likewise.
17192 * config/arm/libunwind.S: Likewise.
17193 * config/arm/linux-atomic.c: Likewise.
17194 * config/arm/mmintrin.h: Likewise.
17195 * config/arm/pr-support.c: Likewise.
17196 * config/arm/unaligned-funcs.c: Likewise.
17197 * config/arm/unwind-arm.c: Likewise.
17198 * config/arm/unwind-arm.h: Likewise.
17199 * config/avr/libgcc.S: Likewise.
17200 * config/bfin/crti.s: Likewise.
17201 * config/bfin/crtlibid.s: Likewise.
17202 * config/bfin/crtn.s: Likewise.
17203 * config/bfin/lib1funcs.asm: Likewise.
17204 * config/bfin/linux-unwind.h: Likewise.
17205 * config/cris/arit.c: Likewise.
17206 * config/cris/cris_abi_symbol.c: Likewise.
17207 * config/darwin-64.c: Likewise.
17208 * config/darwin-crt2.c: Likewise.
17209 * config/darwin-crt3.c: Likewise.
17210 * config/darwin.h: Likewise.
17211 * config/dbxelf.h: Likewise.
17212 * config/dfp-bit.c: Likewise.
17213 * config/dfp-bit.h: Likewise.
17214 * config/elfos.h: Likewise.
17215 * config/fixed-bit.c: Likewise.
17216 * config/fixed-bit.h: Likewise.
17217 * config/fp-bit.c: Likewise.
17218 * config/fp-bit.h: Likewise.
17219 * config/fr30/crti.asm: Likewise.
17220 * config/fr30/crtn.asm: Likewise.
17221 * config/fr30/lib1funcs.asm: Likewise.
17222 * config/freebsd-spec.h: Likewise.
17223 * config/frv/cmovd.c: Likewise.
17224 * config/frv/cmovh.c: Likewise.
17225 * config/frv/cmovw.c: Likewise.
17226 * config/frv/frvbegin.c: Likewise.
17227 * config/frv/frvend.c: Likewise.
17228 * config/frv/lib1funcs.asm: Likewise.
17229 * config/glibc-stdint.h: Likewise.
17230 * config/h8300/clzhi2.c: Likewise.
17231 * config/h8300/crti.asm: Likewise.
17232 * config/h8300/crtn.asm: Likewise.
17233 * config/h8300/ctzhi2.c: Likewise.
17234 * config/h8300/fixunssfsi.c: Likewise.
17235 * config/h8300/lib1funcs.asm: Likewise.
17236 * config/h8300/parityhi2.c: Likewise.
17237 * config/h8300/popcounthi2.c: Likewise.
17238 * config/i386/ammintrin.h: Likewise.
17239 * config/i386/att.h: Likewise.
17240 * config/i386/avxintrin.h: Likewise.
17241 * config/i386/biarch64.h: Likewise.
17242 * config/i386/bmmintrin.h: Likewise.
17243 * config/i386/cpuid.h: Likewise.
17244 * config/i386/cross-stdarg.h: Likewise.
17245 * config/i386/crtfastmath.c: Likewise.
17246 * config/i386/crtprec.c: Likewise.
17247 * config/i386/cygming-crtbegin.c: Likewise.
17248 * config/i386/cygming-crtend.c: Likewise.
17249 * config/i386/cygwin.asm: Likewise.
17250 * config/i386/emmintrin.h: Likewise.
17251 * config/i386/gmm_malloc.h: Likewise.
17252 * config/i386/gthr-win32.c: Likewise.
17253 * config/i386/i386.h: Likewise.
17254 * config/i386/immintrin.h: Likewise.
17255 * config/i386/linux-unwind.h: Likewise.
17256 * config/i386/linux64.h: Likewise.
17257 * config/i386/mm3dnow.h: Likewise.
17258 * config/i386/mmintrin-common.h: Likewise.
17259 * config/i386/mmintrin.h: Likewise.
17260 * config/i386/nmmintrin.h: Likewise.
17261 * config/i386/pmm_malloc.h: Likewise.
17262 * config/i386/pmmintrin.h: Likewise.
17263 * config/i386/smmintrin.h: Likewise.
17264 * config/i386/sol2-c1.asm: Likewise.
17265 * config/i386/sol2-ci.asm: Likewise.
17266 * config/i386/sol2-cn.asm: Likewise.
17267 * config/i386/sol2-gc1.asm: Likewise.
17268 * config/i386/tmmintrin.h: Likewise.
17269 * config/i386/unix.h: Likewise.
17270 * config/i386/w32-unwind.h: Likewise.
17271 * config/i386/wmmintrin.h: Likewise.
17272 * config/i386/x86-64.h: Likewise.
17273 * config/i386/x86intrin.h: Likewise.
17274 * config/i386/xmmintrin.h: Likewise.
17275 * config/ia64/crtbegin.asm: Likewise.
17276 * config/ia64/crtend.asm: Likewise.
17277 * config/ia64/crtfastmath.c: Likewise.
17278 * config/ia64/crti.asm: Likewise.
17279 * config/ia64/crtn.asm: Likewise.
17280 * config/ia64/fde-glibc.c: Likewise.
17281 * config/ia64/lib1funcs.asm: Likewise.
17282 * config/ia64/linux-unwind.h: Likewise.
17283 * config/ia64/quadlib.c: Likewise.
17284 * config/ia64/unwind-ia64.c: Likewise.
17285 * config/linux.h: Likewise.
17286 * config/m32c/m32c-lib1.S: Likewise.
17287 * config/m32c/m32c-lib2-trapv.c: Likewise.
17288 * config/m32c/m32c-lib2.c: Likewise.
17289 * config/m32r/initfini.c: Likewise.
17290 * config/m68hc11/larith.asm: Likewise.
17291 * config/m68hc11/m68hc11-crt0.S: Likewise.
17292 * config/m68k/cf.md: Likewise.
17293 * config/m68k/crti.s: Likewise.
17294 * config/m68k/crtn.s: Likewise.
17295 * config/m68k/lb1sf68.asm: Likewise.
17296 * config/m68k/linux-unwind.h: Likewise.
17297 * config/mcore/crti.asm: Likewise.
17298 * config/mcore/crtn.asm: Likewise.
17299 * config/mcore/lib1.asm: Likewise.
17300 * config/mips/linux-unwind.h: Likewise.
17301 * config/mips/loongson.h: Likewise.
17302 * config/mips/mips16.S: Likewise.
17303 * config/mmix/crti.asm: Likewise.
17304 * config/mmix/crtn.asm: Likewise.
17305 * config/pa/fptr.c: Likewise.
17306 * config/pa/hpux-unwind.h: Likewise.
17307 * config/pa/lib2funcs.asm: Likewise.
17308 * config/pa/linux-atomic.c: Likewise.
17309 * config/pa/linux-unwind.h: Likewise.
17310 * config/pa/milli64.S: Likewise.
17311 * config/pa/quadlib.c: Likewise.
17312 * config/pa/stublib.c: Likewise.
17313 * config/picochip/libgccExtras/adddi3.asm: Likewise.
17314 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
17315 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
17316 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
17317 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
17318 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
17319 * config/picochip/libgccExtras/divmod15.asm: Likewise.
17320 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
17321 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
17322 * config/picochip/libgccExtras/longjmp.asm: Likewise.
17323 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
17324 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
17325 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
17326 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
17327 * config/picochip/libgccExtras/setjmp.asm: Likewise.
17328 * config/picochip/libgccExtras/subdi3.asm: Likewise.
17329 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
17330 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
17331 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
17332 * config/rs6000/750cl.h: Likewise.
17333 * config/rs6000/altivec.h: Likewise.
17334 * config/rs6000/biarch64.h: Likewise.
17335 * config/rs6000/crtresfpr.asm: Likewise.
17336 * config/rs6000/crtresgpr.asm: Likewise.
17337 * config/rs6000/crtresxfpr.asm: Likewise.
17338 * config/rs6000/crtresxgpr.asm: Likewise.
17339 * config/rs6000/crtsavfpr.asm: Likewise.
17340 * config/rs6000/crtsavgpr.asm: Likewise.
17341 * config/rs6000/darwin-asm.h: Likewise.
17342 * config/rs6000/darwin-fallback.c: Likewise.
17343 * config/rs6000/darwin-fpsave.asm: Likewise.
17344 * config/rs6000/darwin-ldouble.c: Likewise.
17345 * config/rs6000/darwin-tramp.asm: Likewise.
17346 * config/rs6000/darwin-unwind.h: Likewise.
17347 * config/rs6000/darwin-vecsave.asm: Likewise.
17348 * config/rs6000/darwin-world.asm: Likewise.
17349 * config/rs6000/e500crtres32gpr.asm: Likewise.
17350 * config/rs6000/e500crtres64gpr.asm: Likewise.
17351 * config/rs6000/e500crtres64gprctr.asm: Likewise.
17352 * config/rs6000/e500crtrest32gpr.asm: Likewise.
17353 * config/rs6000/e500crtrest64gpr.asm: Likewise.
17354 * config/rs6000/e500crtresx32gpr.asm: Likewise.
17355 * config/rs6000/e500crtresx64gpr.asm: Likewise.
17356 * config/rs6000/e500crtsav32gpr.asm: Likewise.
17357 * config/rs6000/e500crtsav64gpr.asm: Likewise.
17358 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
17359 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
17360 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
17361 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
17362 * config/rs6000/eabi-ci.asm: Likewise.
17363 * config/rs6000/eabi-cn.asm: Likewise.
17364 * config/rs6000/eabi.asm: Likewise.
17365 * config/rs6000/linux-unwind.h: Likewise.
17366 * config/rs6000/linux64.h: Likewise.
17367 * config/rs6000/paired.h: Likewise.
17368 * config/rs6000/paired.md: Likewise.
17369 * config/rs6000/ppc64-fp.c: Likewise.
17370 * config/rs6000/ppu_intrinsics.h: Likewise.
17371 * config/rs6000/rs6000.h: Likewise.
17372 * config/rs6000/si2vmx.h: Likewise.
17373 * config/rs6000/sol-ci.asm: Likewise.
17374 * config/rs6000/sol-cn.asm: Likewise.
17375 * config/rs6000/spe.h: Likewise.
17376 * config/rs6000/spu2vmx.h: Likewise.
17377 * config/rs6000/sysv4.h: Likewise.
17378 * config/rs6000/tramp.asm: Likewise.
17379 * config/rs6000/vec_types.h: Likewise.
17380 * config/s390/linux-unwind.h: Likewise.
17381 * config/s390/tpf-unwind.h: Likewise.
17382 * config/score/crti.asm: Likewise.
17383 * config/score/crtn.asm: Likewise.
17384 * config/sh/crt1.asm: Likewise.
17385 * config/sh/crti.asm: Likewise.
17386 * config/sh/crtn.asm: Likewise.
17387 * config/sh/divtab-sh4-300.c: Likewise.
17388 * config/sh/divtab-sh4.c: Likewise.
17389 * config/sh/divtab.c: Likewise.
17390 * config/sh/lib1funcs-4-300.asm: Likewise.
17391 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
17392 * config/sh/lib1funcs.asm: Likewise.
17393 * config/sh/lib1funcs.h: Likewise.
17394 * config/sh/linux-atomic.asm: Likewise.
17395 * config/sh/linux-unwind.h: Likewise.
17396 * config/sh/shmedia.h: Likewise.
17397 * config/sh/sshmedia.h: Likewise.
17398 * config/sh/ushmedia.h: Likewise.
17399 * config/sparc/crtfastmath.c: Likewise.
17400 * config/sparc/linux-unwind.h: Likewise.
17401 * config/sparc/sol2-c1.asm: Likewise.
17402 * config/sparc/sol2-ci.asm: Likewise.
17403 * config/sparc/sol2-cn.asm: Likewise.
17404 * config/spu/divmodti4.c: Likewise.
17405 * config/spu/divv2df3.c: Likewise.
17406 * config/spu/float_disf.c: Likewise.
17407 * config/spu/float_unsdidf.c: Likewise.
17408 * config/spu/float_unsdisf.c: Likewise.
17409 * config/spu/float_unssidf.c: Likewise.
17410 * config/spu/mfc_multi_tag_release.c: Likewise.
17411 * config/spu/mfc_multi_tag_reserve.c: Likewise.
17412 * config/spu/mfc_tag_release.c: Likewise.
17413 * config/spu/mfc_tag_reserve.c: Likewise.
17414 * config/spu/mfc_tag_table.c: Likewise.
17415 * config/spu/multi3.c: Likewise.
17416 * config/spu/spu_internals.h: Likewise.
17417 * config/spu/spu_intrinsics.h: Likewise.
17418 * config/spu/spu_mfcio.h: Likewise.
17419 * config/spu/vec_types.h: Likewise.
17420 * config/spu/vmx2spu.h: Likewise.
17421 * config/stormy16/stormy16-lib2.c: Likewise.
17422 * config/svr4.h: Likewise.
17423 * config/sync.c: Likewise.
17424 * config/v850/lib1funcs.asm: Likewise.
17425 * config/vxlib-tls.c: Likewise.
17426 * config/vxlib.c: Likewise.
17427 * config/vxworks-dummy.h: Likewise.
17428 * config/xtensa/crti.asm: Likewise.
17429 * config/xtensa/crtn.asm: Likewise.
17430 * config/xtensa/ieee754-df.S: Likewise.
17431 * config/xtensa/ieee754-sf.S: Likewise.
17432 * config/xtensa/lib1funcs.asm: Likewise.
17433 * config/xtensa/lib2funcs.S: Likewise.
17434 * config/xtensa/linux-unwind.h: Likewise.
17435 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
17436 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
17437 * coretypes.h: Likewise.
17438 * crtstuff.c: Likewise.
17439 * defaults.h: Likewise.
17440 * dwarf2.h: Likewise.
17441 * emutls.c: Likewise.
17442 * gbl-ctors.h: Likewise.
17443 * gcov-io.h: Likewise.
17444 * ginclude/float.h: Likewise.
17445 * ginclude/iso646.h: Likewise.
17446 * ginclude/stdarg.h: Likewise.
17447 * ginclude/stdbool.h: Likewise.
17448 * ginclude/stddef.h: Likewise.
17449 * ginclude/stdfix.h: Likewise.
17450 * ginclude/stdint-gcc.h: Likewise.
17451 * ginclude/tgmath.h: Likewise.
17452 * gthr-aix.h: Likewise.
17453 * gthr-dce.h: Likewise.
17454 * gthr-gnat.c: Likewise.
17455 * gthr-gnat.h: Likewise.
17456 * gthr-lynx.h: Likewise.
17457 * gthr-mipssde.h: Likewise.
17458 * gthr-nks.h: Likewise.
17459 * gthr-posix.c: Likewise.
17460 * gthr-posix.h: Likewise.
17461 * gthr-posix95.h: Likewise.
17462 * gthr-rtems.h: Likewise.
17463 * gthr-single.h: Likewise.
17464 * gthr-solaris.h: Likewise.
17465 * gthr-tpf.h: Likewise.
17466 * gthr-vxworks.h: Likewise.
17467 * gthr-win32.h: Likewise.
17468 * gthr.h: Likewise.
17469 * libgcc2.c: Likewise.
17470 * libgcc2.h: Likewise.
17471 * libgcov.c: Likewise.
17472 * tsystem.h: Likewise.
17473 * typeclass.h: Likewise.
17474 * unwind-c.c: Likewise.
17475 * unwind-compat.h: Likewise.
17476 * unwind-dw2-fde-compat.c: Likewise.
17477 * unwind-dw2-fde-darwin.c: Likewise.
17478 * unwind-dw2-fde-glibc.c: Likewise.
17479 * unwind-dw2-fde.c: Likewise.
17480 * unwind-dw2-fde.h: Likewise.
17481 * unwind-dw2.c: Likewise.
17482 * unwind-dw2.h: Likewise.
17483 * unwind-generic.h: Likewise.
17484 * unwind-pe.h: Likewise.
17485 * unwind-sjlj.c: Likewise.
17486 * unwind.inc: Likewise.
17487 * config/arm/neon-gen.ml: Change generated copyright header to
17488 refer to version 3 of the GNU General Public License with
17489 version 3.1 of the GCC Runtime Library Exception and to point
17490 readers at the COPYING3 and COPYING3.RUNTIME files and the
17491 FSF's license web page.
17492 * config/arm/arm_neon.h: Regenerate.
17494 2009-04-09 Jakub Jelinek <jakub@redhat.com>
17496 * config/cris/cris.md: Change copyright header to refer to version
17497 3 of the GNU General Public License.
17498 * doc/install.texi2html: Change copyright header to refer to version
17499 3 of the GNU General Public License and to point readers at the
17500 COPYING3 file and the FSF's license web page.
17501 * config/vax/linux.h: Likewise.
17503 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
17505 * config/i386/i386.md (cmpcc): New.
17506 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
17507 (sync_compare_and_swap_cc*): Delete.
17509 * config/s390/s390.c (s390_compare_emitted): Remove.
17510 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
17511 s390_compare_emitted used to be handled. Assert that modes match.
17512 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
17513 refer to sync_compare_and_swap_ccsi.
17514 * config/s390/s390.h (s390_compare_emitted): Remove.
17515 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
17516 instead of s390_compare_emitted.
17517 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
17518 instead of s390_compare_emitted.
17519 * config/s390/s390.md (cmpcc): New.
17520 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
17521 CC_REGNUM, do not pretend it's set.
17522 (sync_compare_and_swap_cc*): Delete.
17523 * config/s390/predicates.md (cc_reg_operand): New.
17525 * expr.c (sync_compare_and_swap_cc): Delete.
17526 * optabs.h (sync_compare_and_swap_cc): Delete.
17527 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
17528 is being used with can_compare_p.
17529 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
17530 (find_cc_set): New.
17531 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
17532 look for a MODE_CC set instead. Use emit_store_flag.
17533 (expand_compare_and_swap_loop): Likewise, with some additional
17534 complication to avoid a force_reg when useless. Use
17535 emit_cmp_and_jump_insns.
17536 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
17537 * doc/md.texi (sync_compare_and_swap_cc): Merge with
17538 sync_compare_and_swap documentation.
17540 2009-04-09 Jan Hubicka <jh@suse.cz>
17542 * except.c (find_prev_try): Break out from ....
17543 (duplicate_eh_regions): ... here; properly update prev_try pointers
17544 when duplication part of tree.
17545 (dump_eh_tree): Improve dumping.
17546 (verify_eh_region): New.
17547 (verify_eh_tree): Use it.
17549 2009-04-06 Richard Guenther <rguenther@suse.de>
17551 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
17552 &ARRAY addresses by adjusting their types and prepending
17554 * tree-cfg.c (verify_gimple_assign_single): Verify that
17555 addresses are correct.
17557 2009-04-09 Richard Guenther <rguenther@suse.de>
17559 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
17560 indices into an array reference if possible.
17561 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
17562 Fold POINTER_PLUS_EXPR statements with invariant address.
17564 2009-04-09 Alan Modra <amodra@bigpond.net.au>
17567 * config.gcc (powerpc64-*-linux*): Always build biarch.
17569 2009-04-09 Joseph Myers <joseph@codesourcery.com>
17572 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
17573 it and pedwarn if this results in an INTEGER_CST.
17575 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17577 * doc/install.texi: Update minimum GMP version. Remove obsolete
17578 text in MPFR section.
17580 2009-04-08 Jakub Jelinek <jakub@redhat.com>
17582 * dwarf2out.c (class_scope_p): New static inline.
17583 (class_or_namespace_scope_p): Use it.
17584 (gen_variable_die): Use DW_TAG_member tag for static data member
17585 declarations instead of DW_TAG_variable.
17587 PR middle-end/39573
17588 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
17591 2009-04-08 Richard Guenther <rguenther@suse.de>
17593 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
17594 valueize random data.
17596 2009-04-08 David Edelsohn <edelsohn@gnu.org>
17598 * config.gcc (aix tm_file): Add aix-stdint.h.
17599 (aix tm clause use_gcc_stdint): Set to wrap.
17600 * config/rs6000/aix-stdint.h: New file.
17602 2009-04-08 Richard Guenther <rguenther@suse.de>
17604 PR middle-end/36291
17605 * tree-dfa.c (add_referenced_var): Do not recurse into
17606 global initializers.
17607 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
17609 (fold_const_aggregate_ref): Likewise.
17611 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
17613 * recog.c (ordered_comparison_operator): New.
17614 * gensupport.c (std_preds): Add it.
17615 * doc/md.texi (Machine-Independent Predicates): Document it.
17617 2009-04-08 Jan Hubicka <jh@suse.cz>
17619 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
17620 * function.h (rtl_eh): Remove exception_handler_label_map.
17621 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
17622 remove_exception_handler_label, for_each_eh_label_1): Remove.
17623 (rtl_remove_unreachable_regions): Remove.
17624 (convert_from_eh_region_ranges): Do not remove unreachable regions.
17625 (find_exception_handler_labels): Don't build the hashtable.
17626 (maybe_remove_eh_handler): Remove.
17627 (for_each_eh_label): Rewrite to walk the tree.
17628 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
17629 * except.h (maybe_remove_eh_handler): Remove.
17630 * passes.c (init_optimization_passes): Schedule second EH cleanup
17632 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
17633 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
17635 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
17637 * genoutput.c (validate_optab_operands): New.
17638 (gen_insn, gen_expand): Call it.
17640 * genflags.c (gen_insn): Detect misused iterators.
17641 (main): Pass line_no to gen_insn, exit with status 1 on error.
17643 * genextract.c (line_no): Make global.
17644 (VEC_safe_set_locstr): Change assertion to error message.
17645 (main): Exit with status 1 on error.
17647 2009-04-08 Joseph Myers <joseph@codesourcery.com>
17651 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17652 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17653 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
17654 * c-convert.c (convert): Do not call fold on results of conversion
17655 functions when the result is a C_MAYBE_CONST_EXPR.
17656 * c-parser.c (c_parser_postfix_expression): Do not fold condition
17657 of __builtin_choose_expr.
17658 * c-typeck.c (remove_c_maybe_const_expr): New.
17659 (build_unary_op, build_conditional_expr, build_compound_expr,
17660 build_binary_op, c_objc_common_truthvalue_conversion): Call
17661 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
17664 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
17666 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
17667 CODE to produce a new one. Add a prototype to use fold_convert_const
17669 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
17672 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
17673 mix declarations and code.
17675 2009-04-08 Ben Elliston <bje@au.ibm.com>
17677 * gcc.c: Replace `CC' with `GCC' throughout.
17679 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
17681 * doc/invoke.texi: Document Atom support.
17683 2009-04-07 Jason Merrill <jason@redhat.com>
17686 * c-common.h, c-common.c: Add flag_pretty_templates.
17687 * c-opts.c (c_common_handle_option): Set it.
17688 * c.opt: Add -fno-pretty-templates.
17689 * doc/invoke.texi (C++ Dialect Options): Likewise.
17691 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
17693 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
17694 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
17695 (ia64_expand_builtin): Likewise.
17697 2009-04-07 Martin Jambor <mjambor@suse.cz>
17699 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
17700 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
17701 ADDR_EXPRS are include too.
17703 2009-04-07 Richard Guenther <rguenther@suse.de>
17705 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
17706 decls are only used if passes as parameters or if they are
17707 local statics and the call is not to a builtin.
17708 (call_may_clobber_ref_p_1): Likewise.
17710 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
17712 * expr.c (do_store_flag): Remove last argument. Simplify code
17713 to avoid duplication of tests already done by can_compare_p.
17714 (expand_expr_real_1): Adjust caller.
17716 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
17718 * optabs.c (can_compare_p): Test the predicate of a
17719 cbranch and cstore pattern.
17721 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
17723 * expr.c (convert_move): Use emit_store_flag instead of
17726 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
17728 * config/i386/i386.c (ix86_compare_emitted): Remove.
17729 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
17730 ix86_compare_op0 like ix86_compare_emitted used to be handled.
17731 * config/i386/i386.h (ix86_compare_emitted): Remove.
17732 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
17733 instead of ix86_compare_emitted.
17734 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
17736 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
17738 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
17739 Add t-sysroot-suffix to tmake_file.
17740 * config/print-sysroot-suffix.sh: New file.
17741 * config/t-sysroot-suffix: New file.
17743 2009-04-07 Ben Elliston <bje@au.ibm.com>
17745 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
17746 as the latter produces a warning when the target does not support
17749 2009-04-07 Ben Elliston <bje@au.ibm.com>
17751 * dfp.c: Replace type punning assignments with memcpy throughout.
17752 * Makefile.in (dfp.o-warn): Remove.
17754 2009-04-07 Alan Modra <amodra@bigpond.net.au>
17757 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
17758 Include soft-fp/t-softfp after rs6000/t-linux64.
17760 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
17762 * stor-layout.c (set_sizetype): Use the full precision of their
17763 machine mode for bitsize types.
17765 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
17767 * config/i386/i386.md: Revert 2 accidental checkins.
17769 2009-04-06 Joey Ye <joey.ye@intel.com>
17770 Xuepeng Guo <xuepeng.guo@intel.com>
17771 H.J. Lu <hongjiu.lu@intel.com>
17773 Atom pipeline model, tuning and insn selection.
17774 * config.gcc (atom): Add atom config options and target.
17776 * config/i386/atom.md: New.
17778 * config/i386/i386.c (atom_cost): New cost.
17779 (m_ATOM): New macro flag.
17780 (initial_ix86_tune_features): Set m_ATOM.
17781 (x86_accumulate_outgoing_args): Likewise.
17782 (x86_arch_always_fancy_math_387): Likewise.
17783 (processor_target): Add Atom cost.
17784 (cpu_names): Add Atom cpu name.
17785 (override_options): Set Atom ISA.
17786 (ix86_issue_rate): New case PROCESSOR_ATOM.
17787 (ix86_adjust_cost): Likewise.
17789 * config/i386/i386.h (TARGET_ATOM): New target macro.
17790 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
17791 (TARGET_OPT_AGU): New target option.
17792 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
17793 (processor_type): Add PROCESSOR_ATOM.
17795 * config/i386/i386.md (cpu): Add new value "atom".
17796 (use_carry, movu): New attr.
17797 (atom.md): Include atom.md.
17798 (adddi3_carry_rex64): Set attr "use_carry".
17799 (addqi3_carry): Likewise.
17800 (addhi3_carry): Likewise.
17801 (addsi3_carry): Likewise.
17802 (*addsi3_carry_zext): Likewise.
17803 (subdi3_carry_rex64): Likewise.
17804 (subqi3_carry): Likewise.
17805 (subhi3_carry): Likewise.
17806 (subsi3_carry): Likewise.
17807 (x86_movdicc_0_m1_rex64): Likewise.
17808 (*x86_movdicc_0_m1_se): Likewise.
17809 (x86_movsicc_0_m1): Likewise.
17810 (*x86_movsicc_0_m1_se): Likewise.
17811 (*adddi_1_rex64): Emit add insn as much as possible.
17812 (*addsi_1): Likewise.
17813 (return_internal): Set atom_unit.
17814 (return_internal_long): Likewise.
17815 (return_pop_internal): Likewise.
17816 (*rcpsf2_sse): Set atom_sse_attr attr.
17817 (*qrt<mode>2_sse): Likewise.
17818 (*prefetch_sse): Likewise.
17820 * config/i386/i386-c.c (ix86_target_macros_internal): New case
17822 (ix86_target_macros_internal): Likewise.
17824 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
17825 (*prefetch_sse_rex): Likewise.
17826 (sse_rcpv4sf2): Likewise.
17827 (sse_vmrcpv4sf2): Likewise.
17828 (sse_sqrtv4sf2): Likewise.
17829 (<sse>_vmsqrt<mode>2): Likewise.
17830 (sse_ldmxcsr): Likewise.
17831 (sse_stmxcsr): Likewise.
17832 (*sse_sfence): Likewise.
17833 (sse2_clflush): Likewise.
17834 (*sse2_mfence): Likewise.
17835 (*sse2_lfence): Likewise.
17836 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
17837 (<sse>_movup<ssemodesuffixf2c>): Likewise.
17838 (avx_movdqu<avxmodesuffix>): Likewise.
17839 (avx_lddqu<avxmodesuffix>): Likewise.
17840 (sse2_movntv2di): Change attr "type" to "ssemov".
17841 (sse2_movntsi): Likewise.
17842 (rsqrtv8sf2): Change attr "type" to "sseadd".
17843 (sse3_addsubv2df3): Set attr "atom_unit".
17844 (sse3_h<plusminus_insn>v4sf3): Likewise.
17845 (*sse2_pmaddwd): Likewise.
17846 (*vec_extractv2di_1_rex64): Likewise.
17847 (*vec_extractv2di_1_avx): Likewise.
17848 (sse2_psadbw): Likewise.
17849 (ssse3_phaddwv8hi3): Likewise.
17850 (ssse3_phaddwv4hi3): Likewise.
17851 (ssse3_phadddv4si3): Likewise.
17852 (ssse3_phadddv2si3): Likewise.
17853 (ssse3_phaddswv8hi3): Likewise.
17854 (ssse3_phaddswv4hi3): Likewise.
17855 (ssse3_phsubwv8hi3): Likewise.
17856 (ssse3_phsubwv4hi3): Likewise.
17857 (ssse3_phsubdv4si3): Likewise.
17858 (ssse3_phsubdv2si3): Likewise.
17859 (ssse3_phsubswv8hi3): Likewise.
17860 (ssse3_phsubswv4hi3): Likewise.
17861 (ssse3_pmaddubsw128): Likewise.
17862 (sse3_pmaddubsw: Likewise.
17863 (ssse3_palignrti): Likewise.
17864 (ssse3_palignrdi): Likewise.
17866 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
17868 * doc/install.texi (Specific): Fix two cross-references to MinGW.
17870 2009-04-06 Richard Guenther <rguenther@suse.de>
17872 PR tree-optimization/28868
17873 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
17874 of which PHI results we inserted.
17875 (insert_into_preds_of_block): Record inserted PHIs.
17876 (eliminate): Eliminate redundant PHI nodes.
17877 (init_pre): Init inserted_phi_names.
17879 2009-04-06 Richard Guenther <rguenther@suse.de>
17881 PR tree-optimization/39643
17882 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
17883 IMAGPART_EXPRs of complex constants.
17884 (execute_fold_all_builtins): If we folded a call queue
17885 TODO_update_address_taken.
17887 2009-04-06 Jan Hubicka <jh@suse.cz>
17889 PR middle-end/39659
17890 * except.c (remove_unreachable_regions): Propagate may_contain_throw
17893 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
17895 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
17897 (ic_invalidate_array): Likewise.
17899 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
17901 * calls.c (emit_library_call_value_1): Fix a problem with parameter
17902 alignment for library calls.
17904 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
17906 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
17907 (mingw32 tm clause use_gcc_stdint): Set to wrap.
17908 * config/i386/mingw-stdint.h: New file.
17910 2009-04-05 Richard Guenther <rguenther@suse.de>
17912 PR tree-optimization/39648
17913 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
17914 our &A vs. &A[0] IL deficiencies.
17916 2009-04-04 Jan Hubicka <jh@suse.cz>
17918 * except.c (sjlj_find_directly_reachable_regions): Be ready for
17919 removed toplevel regions.
17920 (sjlj_mark_call_sites): Likewise.
17922 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
17924 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
17925 (cygwin tm clause use_gcc_stdint): Set to wrap.
17926 * config/i386/cygwin-stdint.h: New file.
17928 2009-04-04 Richard Guenther <rguenther@suse.de>
17930 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
17931 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
17932 single-argument PHIs if we are in loop-closed SSA form.
17933 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
17934 for the pre-condition.
17935 (slpeel_tree_peel_loop_to_edge): Likewise.
17936 (vect_build_loop_niters): Take an optional sequence to append stmts.
17937 (vect_generate_tmps_on_preheader): Likewise.
17938 (vect_do_peeling_for_loop_bound): Take extra guards for the
17940 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
17941 the cost model check.
17942 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
17943 guards if we are going to peel. Do not apply versioning in that case.
17944 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
17945 (vect_do_peeling_for_loop_bound): Likewise.
17946 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
17947 loop bound only record extra pre-conditions, do not apply loop
17950 2009-04-04 Richard Guenther <rguenther@suse.de>
17952 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
17955 2009-04-04 Jan Hubicka <jh@suse.cz>
17957 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
17958 last_basic_block for size of bb->index indexed array.
17959 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
17960 compute_out, link_btr_uses, build_btr_def_use_webs,
17961 build_btr_def_use_webs, migrate_btr_defs): Likewise.
17963 2009-04-04 Jan Hubicka <jh@suse.cz>
17965 * except.c (remove_eh_handler_and_replace): Break out from ...
17966 (remove_eh_handler): ... here.
17967 (bring_to_root): New function.
17968 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
17969 handled ones, bring others to root of tree.
17971 2009-04-04 Jan Hubicka <jh@suse.cz>
17973 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
17974 (all_phis_safe_to_merge): New function.
17975 (update_info): New structure.
17976 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
17977 (cleanup_empty_eh): Update SSA if possible.
17979 2009-04-04 Richard Guenther <rguenther@suse.de>
17981 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
17982 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
17983 (append_vuse): Likewise.
17985 2009-04-04 Jakub Jelinek <jakub@redhat.com>
17987 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
17988 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
17989 instead of REG_UNSAVED for DW_CFA_undefined.
17990 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
17991 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
17994 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
17997 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
17998 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
17999 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
18001 2009-04-04 Richard Guenther <rguenther@suse.de>
18003 PR tree-optimization/8781
18004 PR tree-optimization/37892
18005 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
18006 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
18007 (valueize_refs): Call it for *& valueizations.
18008 (shared_reference_ops_from_ref): Rename to ...
18009 (valueize_shared_reference_ops_from_ref): ... this and valueize.
18010 (shared_reference_ops_from_call): Rename to ...
18011 (valueize_shared_reference_ops_from_call): ... this and valueize.
18012 (vn_reference_lookup): Update.
18013 (visit_reference_op_call): Likewise.
18014 * tree-ssa-pre.c (phi_translate_1): Fold *&.
18015 (eliminate): Value-replace the call address in call statements.
18017 2009-04-04 Richard Guenther <rguenther@suse.de>
18019 PR tree-optimization/39636
18020 * tree-ssa-forwprop.c
18021 (forward_propagate_addr_into_variable_array_index): Check for
18022 GIMPLE_ASSIGN before accessing the rhs code.
18024 2009-04-03 Jason Merrill <jason@redhat.com>
18026 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
18028 2009-04-03 Steve Ellcey <sje@cup.hp.com>
18030 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
18031 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
18032 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
18033 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
18034 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
18035 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
18036 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
18037 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
18038 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
18039 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
18040 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
18041 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
18042 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
18043 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
18044 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
18045 Use fr_reg_or_fp01_operand instead of fr_register_operand
18047 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
18048 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
18049 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
18051 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
18053 PR rtl-optimization/39607
18054 PR rtl-optimization/39631
18058 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
18059 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
18060 instead of DF_LR_OUT.
18061 * ira-lives.c (process_bb_node_lives): Ditto.
18062 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
18063 instead of DF_LR_{OUT,IN}.
18064 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
18065 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
18067 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
18069 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
18070 (execute_lower_omp): Always run but take the short way out if -fopenmp
18072 (gate_lower_omp): Remove, forcing the pass manager to always run the
18073 pass and always set PROP_gimple_lomp.
18074 (pass_lower_omp): Remove gate function.
18075 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
18076 PROP_trees. Instead, require it.
18077 * ipa-cp.c (pass_ipa_cp): Likewise.
18078 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
18079 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
18080 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
18081 and PROP_gimple_leh.
18083 2009-04-03 Richard Guenther <rguenther@suse.de>
18085 PR middle-end/13146
18086 PR tree-optimization/23940
18087 PR tree-optimization/33237
18088 PR middle-end/33974
18089 PR middle-end/34093
18090 PR tree-optimization/36201
18091 PR tree-optimization/36230
18092 PR tree-optimization/38049
18093 PR tree-optimization/38207
18094 PR tree-optimization/38230
18095 PR tree-optimization/38301
18096 PR tree-optimization/38585
18097 PR middle-end/38895
18098 PR tree-optimization/38985
18099 PR tree-optimization/39299
18100 * tree-ssa-structalias.h: Remove.
18101 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
18102 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
18103 (struct vuse_element_d): Remove.
18104 (struct vuse_vec_d): Likewise.
18105 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
18106 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
18107 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
18108 VUSE_ELEMENT_VAR): Likewise.
18109 (struct voptype_d): Likewise.
18110 (NUM_VOP_FREE_BUCKETS): Likewise.
18111 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
18112 (struct stmt_operands_d): Remove.
18113 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
18114 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
18115 VDEF_NUM, VDEF_VECT): Likewise.
18116 (copy_virtual_operands): Remove.
18117 (operand_build_cmp): Likewise.
18118 (create_ssa_artificial_load_stmt): Likewise.
18119 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
18120 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
18121 vuse_index and mayuse_index members. Pack and move done and iter_type
18122 members to the front.
18123 (SSA_OP_VMAYUSE): Remove.
18124 (SSA_OP_VIRTUAL_USES): Adjust.
18125 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
18126 (unlink_stmt_vdef): Declare.
18127 (add_to_addressable_set): Remove.
18128 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
18129 (vrp_visit_stmt): Likewise.
18130 * doc/tree-ssa.texi (Alias analysis): Update.
18131 * doc/invoke.texi (max-aliased-vops): Remove docs.
18132 (avg-aliased-vops): Likewise.
18133 * tree-into-ssa.c (syms_to_rename): Remove.
18134 (need_to_update_vops_p): Likewise.
18135 (need_to_initialize_update_ssa_p): Rename to ...
18136 (update_ssa_initialized_fn): ... this. Track function we are
18138 (symbol_marked_for_renaming): Simplify.
18139 (add_new_name_mapping): Do not set need_to_update_vops_p.
18140 (dump_currdefs): Use SYMS_TO_RENAME.
18141 (rewrite_update_stmt): Always walk all uses/defs.
18142 (dump_update_ssa): Adjust.
18143 (init_update_ssa): Take function argument. Track what we are
18145 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
18146 (create_new_def_for): Initialize for cfun, assert we are initialized
18148 (mark_sym_for_renaming): Simplify.
18149 (mark_set_for_renaming): Do not initialize update-ssa.
18150 (need_ssa_update_p): Simplify. Take function argument.
18151 (name_mappings_registered_p): Assert we ask for the correct function.
18152 (name_registered_for_update_p): Likewise.
18153 (ssa_names_to_replace): Likewise.
18154 (release_ssa_name_after_update_ssa): Likewise.
18155 (update_ssa): Likewise. Use SYMS_TO_RENAME.
18156 (dump_decl_set): Do not print a newline.
18157 (debug_decl_set): Do it here.
18158 (dump_update_ssa): And here.
18159 * tree-ssa-loop-im.c (move_computations): Adjust.
18160 (movement_possibility): Likewise.
18161 (determine_max_movement): Likewise.
18162 (gather_mem_refs_stmt): Likewise.
18163 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
18164 or NAME_MEMORY_TAG.
18165 * tree-complex.c (update_all_vops): Remove.
18166 (expand_complex_move): Adjust.
18167 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
18168 Simplify test for memory referencing statement. Exclude
18169 non-invariant ADDR_EXPRs.
18170 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
18171 * tree-loop-distribution.c (generate_memset_zero): Adjust.
18172 (rdg_flag_uses): Likewise.
18173 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
18175 (tree_optimize_tail_calls_1): Also split the
18176 edge from the entry block if we have degenerate PHI nodes in
18177 the first basic block.
18178 * tree.c (init_ttree): Remove memory-tag related code.
18179 (tree_code_size): Likewise.
18180 (tree_node_structure): Likewise.
18181 (build7_stat): Re-write to be build6_stat.
18182 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
18183 (SSA_VAR_P): Adjust.
18184 (struct tree_memory_tag): Remove.
18185 (struct tree_memory_partition_tag): Likewise.
18186 (union tree_node): Adjust.
18187 (build7): Re-write to be build6.
18188 * tree-pass.h (pass_reset_cc_flags): Remove.
18189 (TODO_update_address_taken): New flag.
18190 (pass_simple_dse): Remove.
18191 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
18192 * params.h (MAX_ALIASED_VOPS): Remove.
18193 (AVG_ALIASED_VOPS): Likewise.
18194 * omp-low.c (expand_omp_taskreg): Update SSA form.
18195 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
18196 aliases the lhs in a copy stmt.
18197 * tree-ssa-dse.c (struct address_walk_data): Remove.
18198 (memory_ssa_name_same): Likewise.
18199 (memory_address_same): Likewise.
18200 (get_kill_of_stmt_lhs): Likewise.
18201 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
18202 unused stores. Look through PHI nodes into post-dominated regions.
18203 (dse_optimize_stmt): Simplify. Properly remove stores.
18204 (tree_ssa_dse): Compute dominators.
18205 (execute_simple_dse): Remove.
18206 (pass_simple_dse): Likewise.
18207 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
18208 gimple_loaded_syms and gimple_stored_syms computation.
18209 * toplev.c (dump_memory_report): Dump alias and pta stats.
18210 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
18211 (vn_reference_eq): Likewise.
18212 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
18213 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
18214 valueize_vuses): Remove.
18215 (get_def_ref_stmt_vuses): Simplify. Rename to ...
18216 (get_def_ref_stmt_vuse): ... this.
18217 (vn_reference_lookup_2): New function.
18218 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
18219 walking equivalent vuses. Simplify.
18220 (vn_reference_lookup): Likewise.
18221 (vn_reference_insert): Likewise.
18222 (vn_reference_insert_pieces): Likewise.
18223 (visit_reference_op_call): Simplify.
18224 (visit_reference_op_load): Likewise.
18225 (visit_reference_op_store): Likewise.
18226 (init_scc_vn): Remove shared_lookup_vuses initialization.
18227 (free_scc_vn): Remove shared_lookup_vuses freeing.
18228 (sort_vuses, sort_vuses_heap): Remove.
18229 (get_ref_from_reference_ops): Export.
18230 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
18231 vector with single vuse pointer.
18232 (vn_reference_lookup_pieces, vn_reference_lookup,
18233 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
18234 (shared_vuses_from_stmt): Remove.
18235 (get_ref_from_reference_ops): Declare.
18236 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
18237 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
18238 memory-tag related code.
18239 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
18240 (likely_value): Add comment, skip static-chain of call statements.
18241 (surely_varying_stmt_p): Adjust.
18242 (gimplify_and_update_call_from_tree): Likewise.
18243 (execute_fold_all_builtins): Do not rebuild alias info.
18244 (gimplify_and_update_call_from_tree): Properly update VOPs.
18245 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
18246 (copy_ref_info): Remove memory-tag related code.
18247 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
18248 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
18249 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
18251 * tree-ssa-dom.c (gimple_p): Remove typedef.
18252 (eliminate_redundant_computations): Adjust.
18253 (record_equivalences_from_stmt): Likewise.
18254 (avail_expr_hash): Likewise.
18255 (avail_expr_eq): Likewise.
18256 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
18257 (stmt_makes_single_load): Likewise.
18258 (stmt_makes_single_store): Likewise.
18259 * tree-ssa-alias.c: Rewrite completely.
18260 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
18261 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
18262 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
18263 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
18264 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
18265 Remove public functions.
18266 (pass_reset_cc_flags): Remove.
18267 (pass_build_alias): Move ...
18268 * tree-ssa-structalias.c (pass_build_alias): ... here.
18269 * tree-ssa-alias.c (may_be_aliased): Move ...
18270 * tree-flow-inline.h (may_be_aliased): ... here.
18271 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
18272 count_uses_and_derefs): Move ...
18273 * gimple.c: ... here.
18274 * gimple.h (count_uses_and_derefs): Declare.
18275 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
18276 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
18277 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
18278 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
18279 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
18280 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
18281 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
18283 * tree-dfa.c (refs_may_alias_p): Move ...
18284 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
18285 * tree-ssa-alias.h: New file.
18286 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
18287 (statement_sink_location): Likewise.
18288 * opts.c (decode_options): Do not adjust max-aliased-vops or
18289 avg-aliased-vops values.
18290 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
18291 (TV_CALL_CLOBBER): Likewise.
18292 (TV_FLOW_SENSITIVE): Likewise.
18293 (TV_FLOW_INSENSITIVE): Likewise.
18294 (TV_MEMORY_PARTITIONING): Likewise.
18295 (TV_ALIAS_STMT_WALK): New timevar.
18296 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
18297 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
18298 (get_address_description): Remove memory-tag related code.
18299 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
18300 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
18301 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
18302 and immediate uses in statements. Document.
18303 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
18304 (dump_symbols): Remove.
18305 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
18306 * alias.c (get_deref_alias_set): New function split out from ...
18307 (get_alias_set): ... here.
18308 * alias.h (get_deref_alias_set): Declare.
18309 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
18310 type parameter. Remove restrict pointer handling. Create a
18311 ref-all pointer in case type-based alias sets do not conflict.
18312 (vect_analyze_data_refs): Remove SMT related code.
18313 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
18314 (vectorizable_load): Likewise.
18315 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
18316 (DR_SYMBOL_TAG, DR_VOPS): Remove.
18317 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
18318 Ignore vops and SMTs.
18319 (dr_analyze_alias): Likewise..
18320 (free_data_ref): Likewise.
18321 (create_data_ref): Likewise.
18322 (analyze_all_data_dependences): Likewise.
18323 (get_references_in_stmt): Adjust.
18324 * tree-flow-inline.h (gimple_aliases_computed_p,
18325 gimple_addressable_vars, gimple_call_clobbered_vars,
18326 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
18327 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
18328 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
18329 gimple_mem_ref_stats): Remove.
18330 (gimple_vop): New function.
18331 (op_iter_next_use): Remove vuses and mayuses cases.
18332 (op_iter_next_def): Remove vdefs case.
18333 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
18334 (clear_and_done_ssa_iter): Do not set removed fields.
18335 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
18336 Assert we are not iterating over vuses or vdefs if not also
18337 iterating over uses or defs.
18338 (op_iter_init_use): Likewise.
18339 (op_iter_init_def): Likewise.
18340 (op_iter_next_vdef): Remove.
18341 (op_iter_next_mustdef): Likewise.
18342 (op_iter_init_vdef): Likewise.
18343 (compare_ssa_operands_equal): Likewise.
18344 (link_use_stmts_after): Handle vuse operand.
18345 (is_call_used): Use is_call_clobbered.
18346 (is_call_clobbered): Global variables are always call clobbered,
18347 query the call-clobbers bitmap.
18348 (mark_call_clobbered): Ignore global variables.
18349 (clear_call_clobbered): Likewise.
18350 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
18351 virtual operands sanity check.
18352 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
18354 (TARGET_MEM_REF): Remove TMR_TAG operand.
18355 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
18356 Remove call-clobber related code.
18357 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
18358 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
18359 partitions or escape reason.
18360 (get_single_def_stmt, get_single_def_stmt_from_phi,
18361 get_single_def_stmt_with_phi): Remove.
18362 (dump_referenced_vars): Tidy.
18363 (get_ref_base_and_extent): Allow bare decls.
18364 (collect_dfa_stats): Adjust.
18365 * graphite.c (rename_variables_in_stmt): Adjust.
18366 (graphite_copy_stmts_from_block): Likewise.
18367 (translate_clast): Likewise.
18368 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
18370 (translate_vuse_through_block): Use the oracle.
18371 (phi_translate_1): Adjust.
18372 (value_dies_in_block_x): Use the oracle. Cache the outcome
18374 (valid_in_sets): Check if the VUSE for
18375 a REFERENCE is available.
18376 (eliminate): Do not remove stmts during elimination,
18377 instead queue and remove them afterwards.
18378 (do_pre): Do not rebuild alias info.
18379 (pass_pre): Run TODO_rebuild_alias before PRE.
18380 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
18381 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
18382 (mark_all_v_defs_stmt): Remove.
18383 (mark_all_v_defs_seq): Adjust.
18384 (sra_replace): Likewise.
18385 (scalarize_use): Likewise.
18386 (scalarize_copy): Likewise.
18387 (scalarize_init): Likewise.
18388 (scalarize_ldst): Likewise.
18389 (todoflags): Remove.
18390 (tree_sra): Do not rebuild alias info.
18391 (tree_sra_early): Adjust.
18392 (pass_sra): Run TODO_update_address_taken before SRA.
18393 * tree-predcom.c (set_alias_info): Remove.
18394 (prepare_initializers_chain): Do not call it.
18395 (mark_virtual_ops_for_renaming): Adjust.
18396 (mark_virtual_ops_for_renaming_list): Remove.
18397 (initialize_root_vars): Adjust.
18398 (initialize_root_vars_lm): Likewise.
18399 (prepare_initializers_chain): Likewise.
18400 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
18401 (may_propagate_copy_into_stmt): Likewise.
18402 (merge_alias_info): Do nothing for now.
18403 (propagate_tree_value_into_stmt): Adjust.
18404 (stmt_may_generate_copy): Likewise.
18405 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
18406 not mark symbols for renaming.
18407 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
18408 with the same statement, make sure to update the new pointed-to one.
18409 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
18410 call statements, do not mark symbols for renaming.
18411 (mark_operand_necessary): Dump something.
18412 (ref_may_be_aliased): New function.
18413 (mark_aliased_reaching_defs_necessary_1): New helper function.
18414 (mark_aliased_reaching_defs_necessary): Likewise.
18415 (mark_all_reaching_defs_necessary_1): Likewise.
18416 (mark_all_reaching_defs_necessary): Likewise.
18417 (propagate_necessity): Do not process virtual PHIs. For
18418 non-aliased loads mark all reaching definitions as necessary.
18419 For aliased loads and stores mark the immediate dominating
18420 aliased clobbers as necessary.
18421 (visited): New global static.
18422 (perform_tree_ssa_dce): Free visited bitmap after propagating
18424 (remove_dead_phis): Perform simple dead virtual PHI removal.
18425 (remove_dead_stmt): Properly unlink virtual operands when
18427 (eliminate_unnecessary_stmts): Schedule PHI removal after
18429 * tree-ssa-ter.c (is_replaceable_p): Adjust.
18430 (process_replaceable): Likewise.
18431 (find_replaceable_in_bb): Likewise.
18432 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
18433 based on the single gimple vop.
18434 (verify_flow_insensitive_alias_info): Remove.
18435 (verify_flow_sensitive_alias_info): Likewise.
18436 (verify_call_clobbering): Likewise.
18437 (verify_memory_partitions): Likewise.
18438 (verify_alias_info): Likewise.
18439 (verify_ssa): Adjust..
18440 (execute_update_addresses_taken): Export. Update SSA
18441 manually. Optimize only when optimizing. Use a local bitmap.
18442 (pass_update_address_taken): Remove TODO_update_ssa, add
18444 (pass_update_address_taken): Just use TODO_update_address_taken.
18445 (init_tree_ssa): Do not initialize addressable_vars.
18446 (verify_ssa): Verify new VUSE / VDEF properties.
18447 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
18448 Do not call verify_alias_info.
18449 (delete_tree_ssa): Clear the VUSE, VDEF operands.
18450 Do not free the loaded and stored syms bitmaps. Reset the escaped
18451 and callused solutions. Do not free addressable_vars.
18452 Remove memory-tag related code.
18453 (warn_uninitialized_var): Aliases are always available.
18454 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
18455 * lambda-code.c (can_put_in_inner_loop): Adjust.
18456 (can_put_after_inner_loop): Likewise.
18457 (perfect_nestify): Likewise.
18458 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
18459 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
18460 (vectorizable_conversion): Do not mark symbols for renaming.
18461 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
18462 (expand_call_inline): Unlink the calls virtual operands before
18464 (tree_function_versioning): Do not call update_ssa if we are not
18465 updating clones. Simplify.
18466 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
18467 (propagate_with_phi): Likewise..
18468 * tree-outof-ssa.c (create_temp): Remove memory tag and call
18469 clobber code. Assert we are not aliased or global.
18470 * tree-flow.h: Include tree-ssa-alias.h
18471 (enum escape_type): Remove.
18472 (struct mem_sym_stats_d): Likewise.
18473 (struct mem_ref_stats_d): Likewise.
18474 (struct gimple_df): Add vop member. Remove global_var,
18475 call_clobbered_vars, call_used_vars, addressable_vars,
18476 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
18477 escaped and callused members.
18478 (struct ptr_info_def): Remove all members, add points-to solution
18480 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
18481 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
18482 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
18483 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
18484 (tree-ssa-alias.o): Likewise.
18485 (toplev.o): Add tree-ssa-alias.h
18486 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
18487 * gimple.c (gimple_set_bb): Fix off-by-one error.
18488 (is_gimple_reg): Do not handle memory tags.
18489 (gimple_copy): Also copy virtual operands.
18490 Delay updating the statement. Do not reset loaded and stored syms.
18491 (gimple_set_stored_syms): Remove.
18492 (gimple_set_loaded_syms): Likewise.
18493 (gimple_call_copy_skip_args): Copy the virtual operands
18494 and mark the new statement modified.
18495 * tree-ssa-structalias.c (may_alias_p): Remove.
18496 (set_uids_in_ptset): Take the alias set to prune with as
18497 parameter. Fold in the alias test of may_alias_p.
18498 (compute_points_to_sets): Compute whether a ptr is dereferenced
18499 in a local sbitmap.
18500 (process_constraint): Deal with &ANYTHING on the lhs, reject all
18501 other ADDRESSOF constraints on the lhs.
18502 (get_constraint_for_component_ref): Assert that we don't get
18503 ADDRESSOF constraints from the base of the reference.
18504 Properly generate UNKNOWN_OFFSET for DEREF if needed.
18505 (struct variable_info): Remove collapsed_to member.
18506 (get_varinfo_fc): Remove.
18507 (new_var_info): Do not set collapsed_to.
18508 (dump_constraint): Do not follow cycles.
18509 (dump_constraint_graph): Likewise.
18510 (build_pred_graph): Likewise.
18511 (build_succ_graph): Likewise.
18512 (rewrite_constraints): Likewise.
18513 (do_simple_structure_copy): Remove.
18514 (do_rhs_deref_structure_copy): Remove.
18515 (do_lhs_deref_structure_copy): Remove.
18516 (collapse_rest_of_var): Remove.
18517 (do_structure_copy): Re-implement.
18518 (pta_stats): New global variable.
18519 (dump_pta_stats): New function.
18520 (struct constraint_expr): Make offset signed.
18521 (UNKNOWN_OFFSET): Define special value.
18522 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
18523 (solution_set_expand): New helper function split out from ...
18524 (do_sd_constraint): ... here.
18525 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
18526 (do_ds_constraint): Likewise.
18527 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
18528 and CALLUSED = *CALLUSED.
18529 (set_union_with_increment): Make inc argument signed.
18530 (type_safe): Remove.
18531 (get_constraint_for_ptr_offset): Handle unknown and negative
18533 (first_vi_for_offset): Handle offsets before start. Bail
18534 out early for offsets beyond the variable extent.
18535 (first_or_preceding_vi_for_offset): New function.
18536 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
18537 Together with ESCAPED = *ESCAPED this properly computes reachability.
18538 (find_what_var_points_to): New function.
18539 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
18540 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
18541 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
18542 pt_solutions_intersect): New functions.
18543 (compute_call_used_vars): Remove.
18544 (compute_may_aliases): New main entry into PTA computation.
18545 * gimple.h (gimple_p): New typedef.
18546 (struct gimple_statement_base): Remove references_memory_p.
18547 (struct gimple_statement_with_memory_ops_base): Remove
18548 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
18550 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
18551 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
18552 gimple_set_references_memory): Remove.
18553 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
18554 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
18556 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
18557 (verify_expr): Allow RESULT_DECL.
18558 (gimple_duplicate_bb): Do not copy virtual operands.
18559 (gimple_duplicate_sese_region): Adjust.
18560 (gimple_duplicate_sese_tail): Likewise.
18561 (mark_virtual_ops_in_region): Remove.
18562 (move_sese_region_to_fn): Do not call it.
18563 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
18564 and pass_simple_dse.
18565 (execute_function_todo): Handle TODO_update_address_taken,
18566 call execute_update_addresses_taken for TODO_rebuild_alias.
18567 (execute_todo): Adjust.
18568 (execute_one_pass): Init dump files early.
18569 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
18571 (create_general_new_stmt): Clear vops.
18572 * tree-ssa-reassoc.c (get_rank): Adjust.
18573 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
18574 symbols for renaming.
18575 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
18576 (PARAM_AVG_ALIASED_VOPS): Likewise.
18577 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
18578 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
18579 * tree-ssa-operands.c: Simplify for new virtual operand representation.
18580 (operand_build_cmp, copy_virtual_operands,
18581 create_ssa_artificial_load_stmt, add_to_addressable_set,
18582 gimple_add_to_addresses_taken): Remove public functions.
18583 (unlink_stmt_vdef): New function.
18585 2009-04-03 Alan Modra <amodra@bigpond.net.au>
18587 * config.gcc (powerpc-*-linux*): Merge variants.
18589 2009-04-02 Chao-ying Fu <fu@mips.com>
18590 James Grosbach <james.grosbach@microchip.com>
18592 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
18593 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
18595 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
18596 keep_interrupts_masked_p, use_debug_exception_return_p.
18597 (mips_attribute_table): Add interrupt, use_shadow_register_set,
18598 keep_interrupts_masked, use_debug_exception_return.
18599 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
18600 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
18602 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
18603 (mips_print_operand): Process COP0 registers to print $0 .. $31
18604 correctly for GAS to process.
18605 (mips_interrupt_extra_call_saved_reg_p): New function.
18606 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
18608 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
18609 (mips_compute_frame_info): Add supports for interrupt context that
18610 includes doubleword accumulators and COP0 registers.
18611 (mips_for_each_saved_acc): New function.
18612 (mips_for_each_saved_gpr_and_fpr): Change the function name from
18613 mips_for_each_saved_reg.
18614 (mips_save_reg): Save accumulators.
18615 (mips_kernel_reg_p): A new for_each_rtx callback.
18616 (mips_expand_prologue): Support interrupt handlers.
18617 (mips_restore_reg): Restore accumulators.
18618 (mips_expand_epilogue): Support interrupt handlers.
18619 (mips_can_use_return_insn): Return false for interrupt handlers.
18620 (mips_epilogue_uses): New function.
18621 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
18622 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
18623 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
18624 cop0_move): New instructions.
18625 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
18626 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
18628 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
18630 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
18631 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
18632 interrupt handlers, we use K0 as the temporary register.
18633 (EPILOGUE_USES): Change to a function call.
18634 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
18635 handlers, we use K0 as the temporary register.
18637 * doc/extend.texi (Function Attributes): Document interrupt,
18638 use_shadow_register_set, keep_interrupts_masked,
18639 use_debug_exception_return for MIPS attributes.
18641 2009-04-03 Alan Modra <amodra@bigpond.net.au>
18643 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
18644 Remove a number of t-files from tmake_file.
18645 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
18646 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
18647 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
18648 target_prototype, not TARGET_PROTOTYPE.
18649 (LINK_OS_GNU_SPEC): Define.
18650 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
18651 and darwin-ldoubdle.c.
18653 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
18656 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
18657 (cpp_options): Ditto.
18658 (default_compilers): Ditto.
18659 (display_help): Ditto.
18660 (process_command): Ditto.
18661 (do_spec_1): Ditto.
18662 (set_input): Use lbasename instead of duplicate code.
18663 (save_temps_prefix): New static for -save-temps=obj.
18664 (save_temps_length): Ditto.
18666 * doc/invoke.texi (-save-temps=obj): Document new variant to
18667 -save-temps switch.
18669 2009-04-02 Jeff Law <law@redhat.com>
18671 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
18674 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
18676 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
18677 * configure: Regenerated.
18679 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
18681 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
18682 share the argument list.
18684 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
18688 2009-02-12 Diego Novillo <dnovillo@google.com>
18690 * varpool.c (debug_varpool): New.
18691 * cgraph.h (debug_varpool): Declare.
18693 2009-04-02 Jan Hubicka <jh@suse.cz>
18695 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
18698 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
18700 * config/i386/i386.c (ix86_abi): Move initialization to ...
18701 (override_options): Here.
18703 2009-04-02 Christian Bruel <christian.bruel@st.com>
18705 * config/sh/sh.c (sh_dwarf_register_span): New function.
18706 (TARGET_DWARF_REGISTER_SPAN): Define.
18707 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
18709 2009-04-02 Ira Rosen <irar@il.ibm.com>
18711 PR tree-optimization/39595
18712 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
18713 interleaved loads group is not greater than the SLP group size.
18715 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
18717 * builtins.c (is_builtin_name): New.
18718 (called_as_built_in): Use is_builtin_name.
18719 * tree.h (is_builtin_name): New.
18720 * varasm.c (incorporeal_function_p): Use is_builtin_name
18722 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
18724 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
18726 2009-04-02 Dodji Seketeli <dodji@redhat.com>
18729 * c-decl.c (clone_underlying_type): Move this ...
18730 * c-common.c (set_underlying_type): ... here.
18731 Also, make sure the function properly sets TYPE_STUB_DECL() on
18732 the newly created typedef variant type.
18733 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
18734 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
18737 2009-04-02 Richard Guenther <rguenther@suse.de>
18739 PR tree-optimization/37221
18740 * tree-flow.h (degenerate_phi_result): Declare.
18741 * tree-ssa-dom.c (degenerate_phi_result): Export.
18742 * tree-scalar-evolution.c (analyze_initial_condition): If
18743 the initial condition is defined by a degenerate PHI node
18744 use the degenerate value.
18746 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
18748 PR rtl-optimization/39588
18749 * combine.c (merge_outer_ops): Do not set the constant when this
18751 (simplify_shift_const_1): Do not modify it either in this case.
18753 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
18755 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
18756 tuning is deprecated if -mtune value is set to an Itanium1 variant.
18758 2009-04-01 Janis Johnson <janis187@us.ibm.com>
18761 * c-lex.c (interpret_float): Default (no suffix) is double.
18763 2009-04-1 Xinliang David Li <davidxl@google.com>
18765 * config/i386/i386.c (legitimate_constant_p): Recognize
18766 all one vector constant.
18768 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
18770 * config/vax/vax.c: Add #includes to silence warnings.
18771 Change #include order to silence two warnings.
18773 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
18775 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
18776 (ASM_SPEC): Pass -k to the assembler for PIC code.
18778 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
18780 * config.gcc: Add vax-*-linux* to the switch.
18781 * config/vax/linux.h: New file. (TARGET_VERSION,
18782 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
18784 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
18786 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
18787 Use predicate macros instead of GET_CODE() == foo.
18788 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
18789 ashlsi3, rotrsi3, <unnamed>): Likewise.
18791 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
18793 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
18794 jbbccihi, jbbccisi): Remova trailing whitespace.
18795 * config/vax/constraints.md: Likewise.
18796 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
18797 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
18798 * config/vax/predicates.md: Likewise.
18799 * config/vax/vax.c (print_operand_address, vax_output_int_move,
18800 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
18801 * config/vax/vax.h: Likewise.
18802 * config/vax/vax.md (nonlocal_goto): Likewise.
18804 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
18806 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
18807 (indirectable_address_p, adjacent_operands_p): Add spaces around
18809 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
18811 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
18813 * config/vax/vax.c (legitimate_constant_address_p,
18814 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
18815 index_term_p, reg_plus_index_p, legitimate_address_p,
18816 vax_mode_dependent_address_p): Update comments to match functions
18817 modified by the recent int->bool conversion.
18819 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
18821 * config/vax/builtins.md: Update copyright message.
18822 * config/vax/constraints.md: Likewise.
18823 * config/vax/netbsd-elf.h: Likewise.
18824 * config/vax/predicates.md: Likewise.
18825 * config/vax/vax-protos.h: Likewise.
18826 * config/vax/vax.c: Likewise.
18827 * config/vax/vax.h: Likewise.
18828 * config/vax/vax.md: Likewise.
18829 * config/vax/vax.opt: Likewise.
18831 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
18833 * config/vax/builtins.md (ffssi2, ffssi2_internal,
18834 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
18835 * config/vax/constraints.md (B, R): Likewise.
18836 * config/vax/predicates.md (external_memory_operand,
18837 nonimmediate_addsub_di_operand): Likewise.
18838 * config/vax/vax.c (vax_output_int_add): Likewise.
18839 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
18840 untyped_call): Likewise.
18842 2009-04-01 Matt Thomas <matt@3am-software.com>
18844 * config/vax/predicates.md: New file.
18845 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
18846 external_const_operand, nonsymbolic_operand, external_memory_operand,
18847 indirect_memory_operand, indexed_memory_operand,
18848 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
18849 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
18851 * config/vax/constraints.md: New file.
18852 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
18854 * config/vax/builtins.md: New file.
18855 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
18856 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
18858 * config/vax/vax.opt (mqmath): Add option.
18859 * config/vax/vax.md (isfx): Extend with DI.
18860 (VAXintQH, VAXintQHSD): Define.
18861 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
18862 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
18863 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
18864 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
18865 (movdi): Update constraints and use vax_output_int_move().
18866 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
18867 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
18868 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
18869 nonlocal_goto): New.
18870 (mov<mode>): Extend accepted operand types.
18871 (subdi3_old): Rename from subdi3, change update constraints and use
18872 a new implementation.
18873 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
18874 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
18875 MOVE_RATIO, CLEAR_RATIO): Define.
18876 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
18877 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
18878 (PRINT_OPERAND): Redefine using a function instead of inlined code.
18879 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
18880 (split_quadword_operands): Make static and really allow variable
18882 (print_operand_address): Update for PIC generation.
18883 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
18884 indexable_address_p, fixup_mathdi_operand,
18885 vax_expand_addsub_di_operands, adjacent_operands_p): New.
18886 (vax_float_literal, legitimate_constant_p,
18887 indirectable_constant_address_p, index_term_p,
18888 reg_plus_index_p): Return bool instead of int.
18889 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
18891 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
18893 (vax_output_conditional_branch): Indent.
18894 (legitimate_constant_address_p, indirectable_constant_address_p,
18895 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
18896 vax_mode_dependent_address_p): Return bool instead of int, update for
18898 * config/vax/vax-protos.h (legitimate_constant_address_p,
18899 legitimate_constant_p, legitimate_address_p,
18900 vax_mode_dependent_address_p): Change declaration to bool.
18901 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
18902 vax_expand_addsub_di_operands, vax_output_int_subtract,
18903 vax_output_movmemsi): Declare.
18904 (split_quadword_operands, vax_float_literal): Delete declaration.
18905 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
18906 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
18907 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
18908 ASM_OUTPUT_DWARF_PCREL): Define.
18909 (ASM_SPEC): Change definition to allow PIC generation.
18911 2009-04-01 Steve Ellcey <sje@cup.hp.com>
18913 * doc/sourcebuild.texi: Update front-end requirements.
18915 2009-04-01 Jakub Jelinek <jakub@redhat.com>
18918 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
18919 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
18920 (booldi3_internal3): Use boolean_or_operator instead of
18923 2009-04-01 Joseph Myers <joseph@codesourcery.com>
18926 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
18927 declarator whose size is not an integer constant expression but
18928 folds to an integer constant, then treat it as a constant
18931 2009-04-01 Richard Guenther <rguenther@suse.de>
18933 * fold-const.c (fold_plusminus_mult_expr): Do not fold
18934 i * 4 + 2 to (i * 2 + 1) * 2.
18936 2009-04-01 Jakub Jelinek <jakub@redhat.com>
18939 * c-parser.c (c_parser_asm_statement): Skip until close paren and
18940 return if c_parser_asm_string_literal returned NULL.
18942 2009-04-01 Nick Clifton <nickc@redhat.com>
18944 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
18946 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
18947 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
18948 other typedefs to avoid conflicts with libgcc2.c. Define labels
18949 to gain 16-bit bit-manipulation functions from libgcc2.c and then
18951 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
18952 to gain 16-bit trapping arithmetic functions from libgcc2.c and
18955 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
18957 * varasm.c (default_function_rodata_section): Declare DOT as
18960 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
18961 Andrey Galkin <agalkin@hypercom.com>
18964 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
18965 Make object_name unique for each process.
18967 2009-04-01 Jakub Jelinek <jakub@redhat.com>
18970 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
18971 addressable variables in the parallel that could go out of scope while
18972 running queued tasks.
18974 2009-04-01 Anatoly Sokolov <aesok@post.ru>
18976 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
18977 (CASE_VALUES_THRESHOLD): Redefine.
18978 * config/avr/avr.c (avr_override_options): Remove initialization of
18979 avr_case_values_threshold variable.
18980 (avr_case_values_threshold): Remove variable. Add new function.
18981 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
18982 * config/avr/avr.opt (mno-tablejump): Remove option.
18983 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
18985 2009-04-01 DJ Delorie <dj@redhat.com>
18987 * varasm.c (default_function_rodata_section): Don't assume
18988 anything about where the first '.' in the section name is.
18990 2009-04-01 Alan Modra <amodra@bigpond.net.au>
18992 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
18993 rs6000_emit_stack_tie.
18995 2009-03-31 Ian Lance Taylor <iant@google.com>
18997 * tree-eh.c (tree_remove_unreachable_handlers): Compare
18998 gimple_code with GIMPLE_RESX, not RESX.
19000 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19002 * c-common.c (c_get_ident): New.
19003 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
19005 2009-04-01 Ben Elliston <bje@au.ibm.com>
19007 * config/rs6000/sysv4.opt (msdata): Improve option description.
19009 2009-03-31 Steve Ellcey <sje@cup.hp.com>
19011 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
19012 (divdf3_internal_lat): Remove.
19013 (divxf3_internal_lat): Remove.
19014 (divxf3_internal_thr): Remove.
19015 (divxf): Use divxf3_internal.
19016 * config/ia64/div.md (divsf3_internal_lat): New.
19017 (divdf3_internal_lat): New.
19018 (divxf3_internal): New.
19020 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19023 * Makefile.in (USE_GCC_STDINT): Define.
19024 (stmp-int-hdrs): Install stdint.h if applicable.
19025 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
19027 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
19028 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
19029 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
19030 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19031 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19032 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19033 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19034 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19035 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19036 (c_common_nodes_and_builtins): Initialize
19037 underlying_wchar_type_node. Do not initialize
19038 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
19039 nodes for new types.
19040 (c_stddef_cpp_builtins): Define macros for new types.
19041 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
19043 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
19044 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
19045 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
19046 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
19047 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
19048 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
19049 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
19050 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
19051 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
19052 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
19053 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
19054 int16_type_node, int32_type_node, int64_type_node,
19055 uint8_type_node, uint16_type_node, c_uint32_type_node,
19056 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
19057 int_least32_type_node, int_least64_type_node,
19058 uint_least8_type_node, uint_least16_type_node,
19059 uint_least32_type_node, uint_least64_type_node,
19060 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
19061 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
19062 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
19063 uintptr_type_node): Define.
19064 * c-cppbuiltin.c (builtin_define_constants,
19065 builtin_define_type_minmax): New.
19066 (builtin_define_stdint_macros): Define more macros.
19067 (c_cpp_builtins): Define more limit macros.
19068 (type_suffix): New.
19069 (builtin_define_type_max): Define in terms of
19070 builtin_define_type_minmax. Remove is_long parameter. All
19072 * config.gcc (use_gcc_stdint): Define.
19073 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
19074 Add newlib-stdint.h for generic targets.
19075 * config/glibc-stdint.h, config/newlib-stdint.h,
19076 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
19077 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
19078 * config/score/score.h (UINTPTR_TYPE): Define.
19079 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19080 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19081 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19082 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19083 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19084 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19085 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19086 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19087 * config/spu/spu.h (STDINT_LONG32): Define.
19088 * configure.ac (use_gcc_stdint): Substitute.
19089 * configure: Regenerate.
19090 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
19091 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
19092 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
19093 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
19094 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
19095 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
19096 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
19097 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
19098 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
19099 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
19100 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
19101 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
19102 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
19103 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
19104 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
19105 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
19106 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
19107 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
19108 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
19109 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
19110 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
19111 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
19112 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
19113 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19114 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19115 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19116 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19117 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19118 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
19120 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
19122 * loop-iv.c (suitable_set_for_replacement): Renamed from
19123 simplify_using_assignment; changed to return bool and to accept new
19124 args DEST and SRC. Return true iff we find a source/destination pair
19125 that can be used to make a replacement, and fill SRC and DEST if so.
19126 Remove arg ALTERED. Don't deal with altered regs here. All callers
19128 (simplify_using_initial_values): Deal with altered regs here and track
19129 more precisely the effect they have on the validity of our expression.
19131 * loop-iv.c (simplify_using_condition): A condition of the form
19132 (EQ REG CONST) can be used to simply make a substitution.
19133 (simplify_using_initial_values): Keep track of conditions we have seen
19134 and keep using them to simplify new expressions, while applying the
19135 same substitutions to them as to the expression.
19137 * simplify-rtx.c (simplify_relational_operation_1): Simplify
19138 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
19141 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
19142 changed. Use this when trying to improve the upper bound.
19143 Generate the comparison by using simplify_gen_relational.
19145 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
19147 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
19149 (simplify_using_assignment, simplify_using_initial_values): Call
19150 replace_in_expr to make replacements. Call replace_single_def_regs
19151 once on the initial version of the expression.
19153 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19156 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
19158 2009-03-31 Richard Guenther <rguenther@suse.de>
19160 PR middle-end/31029
19161 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
19162 equality comparisons. Fold C - X CMP X if C % 2 == 1.
19164 2009-03-31 Richard Guenther <rguenther@suse.de>
19166 * tree.h (div_if_zero_remainder): Declare.
19167 * fold-const.c (div_if_zero_remainder): Export.
19168 * tree-ssa-forwprop.c
19169 (forward_propagate_addr_into_variable_array_index): Handle
19170 constant array index addition outside of the variable index.
19172 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19175 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
19176 define_splits, floatunssi<mode>2): Require x87 conversions from
19177 DImode to be permitted.
19179 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19181 PR preprocessor/15638
19182 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
19184 2009-03-31 Richard Guenther <rguenther@suse.de>
19186 PR middle-end/23401
19187 PR middle-end/27810
19188 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
19189 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
19190 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
19191 a separate statement.
19192 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
19193 (lookup_tmp_var): Likewise.
19194 (is_gimple_formal_tmp_or_call_rhs): Remove.
19195 (is_gimple_reg_or_call_rhs): Rename to ...
19196 (is_gimple_reg_rhs_or_call): ... this.
19197 (is_gimple_mem_or_call_rhs): Rename to ...
19198 (is_gimple_mem_rhs_or_call): ... this.
19199 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
19200 DECL_GIMPLE_REG_P only if is_formal is true.
19201 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
19202 for non-proper post-modify expression gimplification.
19203 (gimplify_self_mod_expr): For post-modify expressions gimplify
19204 the lvalue to a minimal lvalue.
19205 (rhs_predicate_for): Remove formal temp case.
19206 (gimplify_modify_expr_rhs): Likewise.
19207 (gimplify_addr_expr): Use is_gimple_reg.
19208 (gimplify_expr): Remove formal temp cases.
19209 (gimple_regimplify_operands): Likewise.
19210 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
19211 and FILTER_EXPR like constants.
19212 * gimple.c (walk_gimple_op): Fix val_only initialization, use
19214 (is_gimple_formal_tmp_rhs): Remove.
19215 (is_gimple_reg_rhs): Remove special casing.
19216 (is_gimple_mem_rhs): Fix.
19217 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
19218 (is_gimple_formal_tmp_var): Remove.
19219 (is_gimple_formal_tmp_reg): Likewise.
19220 (is_gimple_min_lval): Allow invariant component ref parts.
19221 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
19222 is_gimple_formal_tmp_reg): Remove declarations.
19223 * tree-cfg.c (verify_expr): Verify that variables with address
19224 taken do not have DECL_GIMPLE_REG_P set.
19225 * tree-mudflap.c (mf_build_check_statement_for): Use
19226 force_gimple_operand instead of gimplify_expr.
19228 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
19230 * modulo-sched.c (sms_schedule_by_order): Pass the actual
19231 schedulable rows to compute_split_row.
19233 2009-03-31 Ben Elliston <bje@au.ibm.com>
19236 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
19239 2009-03-31 Alan Modra <amodra@bigpond.net.au>
19241 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
19242 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
19243 * configure: Regenerate.
19244 * config.in: Regenerate.
19245 * config/rs6000/rs6000.opt (mtls-markers): Add.
19246 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
19247 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
19248 (tls_ld_aix, tls_ld_sysv): Likewise.
19249 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
19250 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
19252 2009-03-31 Alan Modra <amodra@bigpond.net.au>
19254 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
19256 2009-03-30 Jan Hubicka <jh@suse.cz>
19258 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
19260 (tree_remove_unreachable_handlers): Cleanup EH predecestor
19261 detection and label handling.
19263 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19265 * ira-int.h (ira_allocno): Rename left_conflicts_num to
19266 left_conflicts_size.
19267 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
19268 ALLOCNO_LEFT_CONFLICTS_SIZE.
19270 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
19271 remove_allocno_from_bucket_and_push,
19272 allocno_spill_priority_compare, push_allocnos_to_stack,
19273 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
19274 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
19275 (setup_allocno_left_conflicts_num): Ditto. Rename to
19276 setup_allocno_left_conflicts_size.
19277 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
19278 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
19279 setup_allocno_left_conflicts_size instead of
19280 setup_allocno_left_conflicts_num.
19282 * ira-build.c (ira_create_allocno): Use
19283 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
19284 ALLOCNO_LEFT_CONFLICTS_NUM.
19286 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19288 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
19289 instead of DF_LR_OUT.
19291 * ira-lives.c (process_bb_node_lives): Ditto.
19293 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
19294 instead of DF_LR_{OUT,IN}.
19296 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
19298 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
19300 2009-03-30 Jan Hubicka <jh@suse.cz>
19302 * except.c (label_to_region_map): Fix thinko.
19304 2009-03-30 Steve Ellcey <sje@cup.hp.com>
19306 PR middle-end/38237
19307 * tree.h (tree_find_value): New declaration.
19308 * tree.c (tree_find_value): New function.
19309 * varasm.c (assemble_external): Avoid duplicate entries on lists.
19311 2009-03-30 Jakub Jelinek <jakub@redhat.com>
19314 * c-decl.c (struct c_binding): Add locus field.
19315 (bind): Add locus argument, set locus field from it.
19316 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
19317 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
19318 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
19319 implicitly_declare, undeclared_variable, lookup_label,
19320 declare_label, c_make_fname_decl, c_builtin_function,
19321 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
19324 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
19327 * config/i386/i386.c (classify_argument): Check total size of
19330 2009-03-30 Martin Jambor <mjambor@suse.cz>
19332 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
19333 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
19334 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
19337 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
19338 seen_variable_array_ref while also traversing a union.
19340 * tree-inline.c (optimize_inline_calls): Do not call
19341 cgraph_node_remove_callees.
19342 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
19343 (pass_remove_cgraph_callee_edges): New variable.
19344 * passes.c (init_optimization_passes): Add
19345 pass_remove_cgraph_callee_edges after early inlining and before all
19346 late intraprocedural passes.
19348 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
19350 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19352 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
19353 Fix typos in names.
19355 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19357 * combine.c (simplify_comparison): Use have_insn_for.
19358 * dojump.c (do_jump): Likewise.
19360 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19362 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
19363 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
19364 sparc_compare_op0 like sparc_compare_emitted used to be handled.
19365 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
19366 instead of sparc_compare_emitted.
19367 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
19368 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
19369 instead of sparc_compare_emitted.
19371 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19373 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
19374 enter/exit cfglayout mode.
19375 (pass_partition_block): Require it.
19376 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
19377 (combine_instructions): Track basic blocks instead of labels.
19378 (update_cfg_for_uncondjump): New.
19379 (try_combine): Use it. Update jumps after rescanning.
19380 (pass_combine): Require PROP_cfglayout.
19381 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
19383 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19385 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
19386 Provide/destroy PROP_cfglayout respectively.
19387 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
19388 * tree-pass.h (PROP_cfglayout): New.
19390 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19392 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
19393 fold_convert_const_fixed_from_fixed,
19394 fold_convert_const_fixed_from_int,
19395 fold_convert_const_fixed_from_real, fold_negate_const): Do not
19396 set TREE_CONSTANT_OVERFLOW.
19397 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
19398 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
19400 2009-03-30 Ira Rosen <irar@il.ibm.com>
19402 * tree-vect-loop-manip.c: New file.
19403 * tree-vectorizer.c: Update documentation and included files.
19404 (vect_loop_location): Make extern.
19405 (rename_use_op): Move to tree-vect-loop-manip.c
19406 (rename_variables_in_bb, rename_variables_in_loop,
19407 slpeel_update_phis_for_duplicate_loop,
19408 slpeel_update_phi_nodes_for_guard1,
19409 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
19410 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
19411 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
19412 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
19413 find_loop_location): Likewise.
19414 (new_stmt_vec_info): Move to tree-vect-stmts.c.
19415 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
19416 get_vectype_for_scalar_type, vect_is_simple_use,
19417 supportable_widening_operation, supportable_narrowing_operation):
19419 (bb_in_loop_p): Move to tree-vect-loop.c.
19420 (new_loop_vec_info, destroy_loop_vec_info,
19421 reduction_code_for_scalar_code, report_vect_op,
19422 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
19423 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
19424 (vect_supportable_dr_alignment): Likewise.
19425 * tree-vectorizer.h (tree-data-ref.h): Include.
19426 (vect_loop_location): Declare.
19427 Reorganize function declarations according to the new file structure.
19428 * tree-vect-loop.c: New file.
19429 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
19430 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
19431 * tree-vect-data-refs.c: New file.
19432 * tree-vect-patterns.c (timevar.h): Don't include.
19433 * tree-vect-stmts.c: New file.
19434 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
19435 tree-vect-slp.c, tree-vect-loop.c.
19436 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
19437 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
19438 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
19439 (tree-vect-analyze.o): Remove.
19440 (tree-vect-transform.o): Likewise.
19441 (tree-vect-data-refs.o): Add rule.
19442 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
19443 tree-vect-slp.o): Likewise.
19444 (tree-vect-patterns.o): Remove redundant dependencies.
19445 (tree-vectorizer.o): Likewise.
19446 * tree-vect-slp.c: New file.
19448 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19450 * optc-gen.awk: Warn if an option flag has multiple different
19453 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
19455 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
19456 -floop-block): Document dependences on PPL, CLooG and Graphite.
19458 2009-03-30 Joseph Myers <joseph@codesourcery.com>
19460 PR rtl-optimization/323
19461 * c-common.c (c_fully_fold, convert_and_check,
19462 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
19463 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
19464 * c-common.def (EXCESS_PRECISION_EXPR): New.
19465 * c-cppbuiltin.c (builtin_define_float_constants): Define
19466 constants with enough digits for long double.
19467 * c-lex.c (interpret_float): Interpret constant with excess
19468 precision where appropriate.
19469 * c-opts.c (c_common_post_options): Set
19470 flag_excess_precision_cmdline. Give an error for
19471 -fexcess-precision=standard for C++ for processors where the
19472 option is significant.
19473 * c-parser.c (c_parser_conditional_expression): Handle excess
19474 precision in condition.
19475 * c-typeck.c (convert_arguments): Handle arguments with excess
19477 (build_unary_op): Move excess precision outside operation.
19478 (build_conditional_expr): Likewise.
19479 (build_compound_expr): Likewise.
19480 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
19481 (build_modify_expr): Handle excess precision in RHS.
19482 (convert_for_assignment): Handle excess precision in converted
19484 (digest_init, output_init_element, process_init_element): Handle
19485 excess precision in initializer.
19486 (c_finish_return): Handle excess precision in return value.
19487 (build_binary_op): Handle excess precision in operands and add
19488 excess precision as needed for operation.
19489 * common.opt (-fexcess-precision=): New option.
19490 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
19491 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
19492 For standard excess precision, output explicit conversion to and
19493 truncation from XFmode.
19494 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
19495 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
19496 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
19497 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
19498 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
19499 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
19500 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
19501 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
19502 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
19503 define_splits, sqrt<mode>2): Disable where appropriate for
19504 standard excess precision.
19505 * convert.c (convert_to_real): Do not shorten arithmetic to type
19506 for which excess precision would be used.
19507 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
19508 * doc/invoke.texi (-fexcess-precision=): Document option.
19509 (-mfpmath=): Correct index entry.
19510 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
19511 flag_excess_precision): New.
19512 * langhooks.c (lhd_post_options): Set
19513 flag_excess_precision_cmdline.
19514 * opts.c (common_handle_option): Handle -fexcess-precision=.
19515 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
19516 init_excess_precision): New.
19517 (lang_dependent_init_target): Call init_excess_precision.
19518 * tree.c (excess_precision_type): New.
19519 * tree.h (excess_precision_type): Declare.
19521 2009-03-30 Joseph Myers <joseph@codesourcery.com>
19524 * c-typeck.c (build_component_ref): Do not copy qualifiers from
19525 non-lvalue to component.
19527 2009-03-29 Joseph Myers <joseph@codesourcery.com>
19529 PR preprocessor/34695
19530 * Makefile.in (c-opts.o): Depend on c-tree.h.
19531 * c-common.c: Move down include of diagnostic.h.
19532 (done_lexing, c_cpp_error): New.
19533 * c-common.h (done_lexing): Declare.
19534 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
19536 * c-opts.c: Include c-tree.h.
19537 (c_common_init_options): Set preprocessor error callback.
19538 (c_common_handle_option): Do not set preprocessor
19539 inhibit_warnings, warnings_are_errors, warn_system_headers,
19540 pedantic_errors or inhibit_warnings flags.
19541 (c_common_post_options): Do not check cpp_errors (parse_in).
19542 (c_common_finish): Do not output dependencies if there were
19543 errors. Do not check return value of cpp_finish.
19544 * c-ppoutput.c (pp_file_change): Set input_location.
19545 * c-tree.h (c_cpp_error): Declare.
19546 * diagnostic.c (diagnostic_set_info_translated): Also initialize
19548 (diagnostic_build_prefix): Check override_column.
19549 * diagnostic.h (diagnostic_info): Add override_column field.
19550 (diagnostic_override_column): Define.
19552 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
19554 * c-common.c (c_expand_expr, c_staticp): Remove.
19555 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
19556 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
19557 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
19558 * c-gimplify.c (gimplify_compound_literal_expr,
19559 optimize_compound_literals_in_ctor): Remove.
19560 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
19561 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
19562 * c-semantics.c (emit_local_var): Remove.
19564 * langhooks-def.h (lhd_expand_expr): Remove.
19565 * langhooks.c (lhd_expand_expr): Remove.
19566 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
19568 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
19569 handling from c-semantics.c; don't call into langhook.
19570 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
19571 * gimplify.c (gimplify_compound_literal_expr,
19572 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
19573 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
19574 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
19575 as was done in c-gimplify.c.
19576 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
19577 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
19578 Move from c-common.h.
19579 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
19581 * tree.c (staticp): Do not call langhook.
19582 * langhooks.c (lhd_staticp): Delete.
19583 * langhooks-def.h (lhd_staticp): Delete prototype.
19584 (LANG_HOOKS_STATICP): Delete.
19585 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
19587 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
19588 instead of DECL_STMTs.
19590 2009-03-29 Joseph Myers <joseph@codesourcery.com>
19598 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
19600 (fold_call_expr): Return a NOP_EXPR from folding rather than the
19601 contained expression.
19602 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
19603 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
19604 conditional expressions for C.
19605 (decl_constant_value_for_optimization): Move from
19606 decl_constant_value_for_broken_optimization in c-typeck.c. Check
19607 whether optimizing and that the expression is a VAR_DECL not of
19608 array type instead of doing such checks in the caller. Do not
19609 check pedantic. Call gcc_unreachable for C++.
19610 * c-common.def (C_MAYBE_CONST_EXPR): New.
19611 * c-common.h (c_fully_fold, c_save_expr,
19612 decl_constant_value_for_optimization): New prototypes.
19613 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
19614 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
19615 EXPR_INT_CONST_OPERANDS): Define.
19616 * c-convert.c (convert): Strip nops from expression.
19617 * c-decl.c (groktypename): Take extra parameters expr and
19618 expr_const_operands. Update call to grokdeclarator.
19619 (start_decl): Update call to grokdeclarator. Add statement for
19620 expressions used in type of decl.
19621 (grokparm): Update call to grokdeclarator.
19622 (push_parm_decl): Update call to grokdeclarator.
19623 (build_compound_literal): Add parameter non_const and build a
19624 C_MAYBE_COSNT_EXPR if applicable.
19625 (grokdeclarator): Take extra parameters expr and
19626 expr_const_operands. Track expressions used in declaration
19627 specifiers and declarators. Fold array sizes and track whether
19628 they are constant expressions and whether they are integer
19629 constant expressions.
19630 (parser_xref_tag): Set expr and expr_const_operands fields in
19632 (grokfield): Update call to grokdeclarator.
19633 (start_function): Update call to grokdeclarator.
19634 (build_null_declspecs): Set expr and expr_const_operands fields in
19636 (declspecs_add_type): Handle expressions in typeof specifiers.
19637 * c-parser.c (c_parser_declspecs): Set expr and
19638 expr_const_operands fields for declaration specifiers.
19639 (c_parser_enum_specifier): Likewise.
19640 (c_parser_struct_or_union_specifier): Likewise.
19641 (c_parser_typeof_specifier): Likewise. Update call to
19642 groktypename. Fold expression as needed. Return expressions with
19643 type instead of adding statements.
19644 (c_parser_attributes): Update calls to c_parser_expr_list.
19645 (c_parser_statement_after_labels): Fold expression before passing
19646 to objc_build_throw_stmt.
19647 (c_parser_condition): Fold expression.
19648 (c_parser_asm_operands): Fold expression.
19649 (c_parser_conditional_expression): Use c_save_expr. Update call
19650 to build_conditional_expr.
19651 (c_parser_alignof_expression): Update call to groktypename.
19652 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
19653 original_code. Fold expression argument of va_arg. Create
19654 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
19655 argument to va_arg. Update calls to groktypename. Fold array
19656 index for offsetof. Verify that first argument to
19657 __builtin_choose_expr has integer type.
19658 (c_parser_postfix_expression_after_paren_type): Update calls to
19659 groktypename and build_compound_literal. Handle expressions with
19660 side effects in type name.
19661 (c_parser_postfix_expression_after_primary): Update call to
19662 c_parser_expr_list. Set original_code for calls to
19663 __builtin_constant_p.
19664 (c_parser_expr_list): Take extra parameter fold_p. Fold
19665 expressions if requested.
19666 (c_parser_objc_type_name): Update call to groktypename.
19667 (c_parser_objc_synchronized_statement): Fold expression.
19668 (c_parser_objc_receiver): Fold expression.
19669 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
19670 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
19671 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
19672 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
19673 (struct c_typespec): Add elements expr and expr_const_operands.
19674 (struct c_declspecs): Add elements expr and expr_const_operands.
19675 (groktypename, build_conditional_expr, build_compound_literal):
19677 (in_late_binary_op): Declare.
19678 * c-typeck.c (note_integer_operands): New function.
19679 (in_late_binary_op): New variable.
19680 (decl_constant_value_for_broken_optimization): Move to c-common.c
19681 and rename to decl_constant_value_for_optimization.
19682 (default_function_array_conversion): Do not strip nops.
19683 (default_conversion): Do not call
19684 decl_constant_value_for_broken_optimization.
19685 (build_array_ref): Do not fold result.
19686 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
19687 result when operand is a VLA.
19688 (c_expr_sizeof_type): Update call to groktypename. Handle
19689 expressions included in type name. Use C_MAYBE_CONST_EXPR for
19690 result when operand names a VLA type.
19691 (build_function_call): Update call to build_compound_literal.
19692 Only fold result for calls to __builtin_* functions. Strip
19693 NOP_EXPR from INTEGER_CST returned from such functions. Fold
19694 the function designator.
19695 (convert_arguments): Fold arguments. Update call to
19696 convert_for_assignment.
19697 (build_unary_op): Handle increment and decrement of
19698 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
19699 decrement earlier. Fold operand of increment and decrement.
19700 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
19701 built for integer operand. Wrap returns that are INTEGER_CSTs
19702 without being integer constant expressions or that have integer
19703 constant operands without being INTEGER_CSTs.
19704 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
19705 (build_conditional_expr): Add operand ifexp_bcp. Track whether
19706 result is an integer constant expression or can be used in
19707 unevaluated parts of one and avoid folding and wrap as
19708 appropriate. Fold operands before possibly doing -Wsign-compare
19710 (build_compound_expr): Wrap result for C99 if operands can be used
19711 in integer constant expressions.
19712 (build_c_cast): Update call to digest_init. Do not ignore
19713 overflow from casting floating-point constants to integers. Wrap
19714 results that could be confused with integer constant expressions,
19715 null pointer constants or floating-point constants.
19716 (c_cast_expr): Update call to groktypename. Handle expressions
19717 included in type name.
19718 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
19719 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
19720 Update calls to convert_for_assignment.
19721 (convert_for_assignment): Take new parameter
19722 null_pointer_constant. Do not strip nops or call
19723 decl_constant_value_for_broken_optimization. Set
19724 in_late_binary_op for conversions to boolean.
19725 (store_init_value): Update call to digest_init.
19726 (digest_init): Take new parameter null_pointer_constant. Do not
19727 call decl_constant_value_for_broken_optimization. pedwarn for
19728 initializers not constant expressions. Update calls to
19729 convert_for_assignment.
19730 (constructor_nonconst): New.
19731 (struct constructor_stack): Add nonconst element.
19732 (really_start_incremental_init, push_init_level, pop_init_level):
19733 Handle constructor_nonconst and nonconst element.
19734 (set_init_index): Call constant_expression_warning for array
19736 (output_init_element): Fold value. Set constructor_nonconst as
19737 applicable. pedwarn for initializers not constant expressions.
19738 Update call to digest_init. Call constant_expression_warning
19739 where constant initializers are required.
19740 (process_init_element): Use c_save_expr.
19741 (c_finish_goto_ptr): Fold expression.
19742 (c_finish_return): Fold return value. Update call to
19743 convert_for_assignment.
19744 (c_start_case): Fold switch expression.
19745 (c_process_expr_stmt): Fold expression.
19746 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
19747 ensure statement expression is not evaluated in constant expression.
19748 (build_binary_op): Track whether results are integer constant
19749 expressions or may occur in such, disable folding and wrap results
19750 as applicable. Fold operands for -Wsign-compare warnings unless
19752 (c_objc_common_truthvalue_conversion): Handle results folded to
19753 integer constants that are not integer constant expressions.
19754 * doc/extend.texi: Document when typeof operands are evaluated,
19755 that condition of __builtin_choose_expr is an integer constant
19756 expression, and more about use of __builtin_constant_p in
19759 2009-03-29 Richard Guenther <rguenther@suse.de>
19761 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
19762 propagate addresses of array references.
19764 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
19766 * regmove.c (perhaps_ends_bb_p): Remove.
19767 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
19768 from INSN and check that the main loop stays within that basic block.
19769 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
19770 (regmove_forward_pass): Split out from regmove_optimize. Use
19771 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
19772 (regmove_backward_pass): Split out from regmove_optimize. Use
19773 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
19774 (regmove_optimize): Simplify.
19776 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
19779 * config/i386/i386.c (classify_argument): Ignore flexible array
19780 member in struct and warn ABI change.
19782 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
19784 * config/i386/i386-protos.h (ix86_agi_dependent): New.
19786 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
19787 (ix86_adjust_cost): Updated.
19789 2009-03-29 Jan Hubicka <jh@suse.cz>
19791 PR middle-end/28850
19792 * tree-pass.h (pass_cleanup_eh): New function.
19793 (remove_unreachable_regions): Break code handling RTL
19794 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
19795 that can not be reached by runtime.
19796 (can_be_reached_by_runtime): New function.
19797 (label_to_region_map): New function.
19798 (num_eh_regions): New function.
19799 (rtl_remove_unreachable_regions): New function.
19800 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
19801 (remove_eh_region): New function.
19802 * except.h: Include sbitmap and vecprim.
19803 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
19804 num_eh_regions): Declare.
19805 * passes.c (init_optimization_passes): Schedule cleanup_eh.
19806 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
19807 * tree-eh.c (tree_remove_unreachable_handlers): New function.
19808 (tree_empty_eh_handler_p): New function.
19809 (cleanup_empty_eh): New function.
19810 (cleanup_eh): New function.
19811 (pass_cleanup_eh): New function.
19813 2009-03-29 Jan Hubicka <jh@suse.cz>
19815 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
19816 for removed regions.
19818 2009-03-29 Jan Hubicka <jh@suse.cz>
19820 * except.c (dump_eh_tree): Dump all datastructures.
19822 2009-03-29 Jan Hubicka <jh@suse.cz>
19824 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
19825 (duplicate_eh_regions_1): Likewise.
19826 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
19827 vector; call EH verification.
19828 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
19829 Be ready for region being removed.
19831 2009-03-29 Jan Hubicka <jh@suse.cz>
19833 * bitmap.c (bitmap_last_set_bit): New function.
19834 * bitmap.h (bitmap_last_set_bit): Declare.
19836 2009-03-29 David Ayers <ayers@fsfe.org>
19839 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
19840 by calling objc_compare_types and surpress warnings about
19841 incompatible C pointers that are compatible ObjC pointers.
19843 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
19845 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
19846 call initialize_inline_failed.
19847 (initialize_inline_failed): Move it from here ...
19848 * cgraph.c (initialize_inline_failed): ... to here.
19849 (cgraph_create_edge): Call initialize_inline_failed rather than
19850 setting inline_failed directly.
19852 2009-03-29 Ben Elliston <bje@au.ibm.com>
19855 * sysv4.opt (msdata): Improve comment.
19856 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
19857 * sysv4.h (SVR4_ASM_SPEC): Likewise.
19859 2009-03-29 Ben Elliston <bje@au.ibm.com>
19862 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
19863 load and store attributes.
19865 2009-03-29 Ben Elliston <bje@au.ibm.com>
19867 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
19868 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
19869 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
19870 * doc/extend.texi (X86 Built-in Functions): Add index entries for
19871 __builtin_infq and __builtin_huge_valq.
19873 2009-03-28 Anatoly Sokolov <aesok@post.ru>
19875 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
19877 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19878 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
19880 2009-03-28 Xinliang David Li <davidxl@google.com>
19882 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
19883 (do_dbg_cnt): New function.
19885 2009-03-28 Jan Hubicka <jh@suse.cz>
19887 Merge from pretty-ipa:
19889 2009-03-27 Jan Hubicka <jh@suse.cz>
19891 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
19892 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
19893 * passes.c (function_called_by_processed_nodes_p): New.
19894 * ipa-pure-const.c (check_call): Fix handling of operands.
19895 (analyze_function): Dump debug output for skipped bodies.
19896 (local_pure_const): Use function_called_by_processed_nodes_p.
19897 * dwarf2out.c (reference_to_unused): Use output.
19898 * passes.c (do_per_function_toporder): Likewise.
19900 2008-11-12 Jan Hubicka <jh@suse.cz>
19902 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
19903 * ipa-pure-const.c (funct_state_d): Add can throw field; make
19904 state_set_in_source enum
19905 (check_decl): Ignore memory tags; do not set fake looping flags;
19907 (check_operand, check_tree, check_rhs_var, check_lhs_var,
19908 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
19909 (check_call, analyze_function): Rewrite.
19911 (add_new_function): Update call of analyze_function.
19912 (generate_summary): Add call of analyze_function.
19913 (propagate): Propagate can_throw; handle state_set_in_source correctly.
19914 (local_pure_const): New function.
19915 (pass_local_pure_const): New pass.
19916 * ipa-inline.c (inline_transform): Set after_inlining.
19917 * tree-eh.c (stmt_can_throw_external): New.
19918 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
19919 work with aliasing built.
19920 * tree-flow.h (stmt_can_throw_external): New.
19921 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
19922 and local pure/const pass in early and late optimization queue.
19924 2009-03-28 Martin Jambor <mjambor@suse.cz>
19926 * fold-const.c (get_pointer_modulus_and_residue): New parameter
19928 (fold_binary): Allow function decl aligment consideration is the
19929 second argument is integer constant one.
19930 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
19931 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
19932 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
19934 2009-03-28 Jan Hubicka <jh@suse.cz>
19936 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
19937 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
19938 * function.h (rtl_data): Add nothrow flag.
19939 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
19940 set DECL_NOTHROW for AVAILABLE functions.
19942 2009-03-28 Jakub Jelinek <jakub@redhat.com>
19944 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
19945 following vector keyword has expansion starting with pixel or bool
19946 keyword, expand vector to __vector and pixel or bool to __pixel or
19950 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
19951 warn_if_disallowed_function_p): Removed.
19952 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
19953 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
19954 warning_if_disallowed_function_p.
19955 * flags.h (warn_if_disallowed_function_p,
19956 warn_disallowed_functions): Removed.
19957 * common.opt (Wdisallowed-function-list=): Removed.
19958 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
19960 2009-03-28 Richard Guenther <rguenther@suse.de>
19962 PR tree-optimization/38723
19963 * tree-ssa-pre.c (compute_avail): Add all default definitions to
19966 2009-03-28 Jan Hubicka <jh@suse.cz>
19968 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
19969 test introduced by my previous patch.
19971 2009-03-28 Richard Guenther <rguenther@suse.de>
19973 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
19974 the PHIs value undefined.
19976 2009-03-28 Jan Hubicka <jh@suse.cz>
19978 * tree-pass.h (pass_fixup_cfg): New pass.
19979 * ipa-inline.c (inline_transform): Set
19980 always_inline_functions_inlined/after_inlining.
19981 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
19982 (pass_fixup_cfg): New pass.
19983 * passes.c (init_optimization_passes): Add fixup_cfg.
19985 2009-03-28 Richard Guenther <rguenther@suse.de>
19987 PR tree-optimization/38458
19988 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
19989 argument use the arguments copy-of value.
19991 2009-03-28 Richard Guenther <rguenther@suse.de>
19993 PR tree-optimization/38180
19994 * tree-ssa-ccp.c (get_default_value): Simplify.
19995 (likely_value): Likewise.
19996 (surely_varying_stmt_p): Properly handle VOP case.
19997 (ccp_initialize): Likewise.
19998 (ccp_fold): Handle propagating through *&.
19999 (fold_const_aggregate_ref): Also handle decls.
20001 2009-03-28 Jan Hubicka <jh@suse.cz>
20003 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20004 * cgraph.h (cgraph_node): Likewise.
20005 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
20006 (cgraph_reset_node): Use process flag.
20007 (cgraph_mark_functions_to_output): Likewise.
20008 (cgraph_expand_function): Likewise.
20009 (cgraph_expand_all_functions): Likewise.
20010 (cgraph_output_in_order): Likewise.
20011 * dwarf2out.c (reference_to_unused): Likewise.
20012 * passes.c do_per_function_toporder): Likewise.
20014 2009-03-28 Jan Hubicka <jh@suse.cz>
20016 Bring from lto-branch:
20018 2008-09-03 Doug Kwan <dougkwan@google.com>
20020 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
20021 enums instead of reason strings.
20022 * cgraph.c (cgraph_create_edge): Same.
20023 (cgraph_inline_failed_string): New function.
20024 * cgraph.h (cgraph_inline_failed_t): New enum type.
20025 (cgraph_inline_failed_string): New prototype.
20026 (struct cgraph_edge): Change type of INLINED_FAILED from constant
20027 char pointer to cgraph_inline_failed_t.
20028 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
20029 (cgraph_default_inline_p): Ditto.
20030 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
20031 to cgraph_inline_failed_t pointer.
20032 * cif-code.def: New file.
20033 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
20035 (cgraph_check_inline_limits): Change type of REASON to pointer to
20036 cgraph_inline_failed_t. Replace reason strings with enums.
20037 (cgraph_default_inline_p): Ditto.
20038 (cgraph_recursive_inlining_p): Ditto.
20039 (update_caller_keys): Change type of FAILED_REASON to
20040 cgraph_inline_failed_t.
20041 (cgraph_set_inline_failed): Change type of REASON to pointer to
20042 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
20043 convert enums to strings for text output.
20044 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
20045 to be of type cgraph_inline_failed_t. Replace reason strings with
20046 enums. Call cgraph_inline_failed_string to covert enums
20047 to strings for text output.
20048 (cgraph_decide_inlining): Replace reason strings with enums.
20049 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
20050 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
20052 * tree-inline.c (expand_call_inline): Change type of REASON
20053 to cgraph_inline_failed_t. Replace reason strings with enums.
20054 Call cgraph_inline_failed_string for text output.
20055 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
20058 2009-03-28 Jan Hubicka <jh@suse.cz>
20060 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
20061 cgraph_clone_node): Remove master clone handling.
20062 (cgraph_is_master_clone, cgraph_master_clone): Remove.
20063 * cgraph.h (master_clone): Remove.
20064 (cgraph_is_master_clone, cgraph_master_clone): Remove.
20065 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
20066 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
20068 2009-03-28 Jan Hubicka <jh@suse.cz>
20070 * cgraph.c (cgraph_function_body_availability): Functions declared
20071 inline are always safe to assume that it is not going to be replaced.
20073 2009-03-28 Richard Guenther <rguenther@suse.de>
20075 PR tree-optimization/38513
20076 * tree-ssa-pre.c (eliminate): Remove redundant stores.
20077 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
20078 EXC_PTR_EXPR and FILTER_EXPR.
20079 (get_ref_from_reference_ops): Likewise.
20081 2009-03-28 Richard Guenther <rguenther@suse.de>
20083 PR tree-optimization/38968
20084 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
20085 Use FLOOR_MOD_EXPR to compute misalignment.
20087 2009-03-28 Richard Guenther <rguenther@suse.de>
20089 PR tree-optimization/37795
20090 * tree.h (combine_comparisons): Declare.
20091 * fold-const.c (combine_comparisons): Export.
20092 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
20094 (ifcombine_iforif): Use combine_comparisons.
20096 2009-03-28 Jan Hubicka <jh@suse.cz>
20098 * tree-eh.c (inlinable_call_p): New function.
20099 (make_eh_edges): Use it.
20100 (verify_eh_edges): Use it.
20101 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
20102 * except.c (reachable_next_level): Add inlinable_function argument
20103 (sjlj_find_directly_reachable_regions): Update.
20104 (add_reachable_handler): Do not set saw_any_handlers.
20105 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
20106 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20107 Add new inlinable call parameter.
20108 (can_throw_internal, can_throw_external): Update.
20109 * except.h (can_throw_internal_1, can_throw_external_1,
20110 foreach_reachable_handler): Update declaration.
20112 2009-03-28 Joseph Myers <joseph@codesourcery.com>
20114 * config/arm/t-arm-coff, config/h8300/coff.h,
20115 config/i386/i386-aout.h, config/i386/i386-coff.h,
20116 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
20117 config/pdp11/2bsd.h, config/rs6000/aix41.h,
20118 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
20119 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
20120 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
20121 sys-types.h: Remove.
20122 * Makefile.in: Remove protoize and fixproto support and references
20124 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
20125 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
20127 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
20128 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
20129 unprotoize$(exeext).
20130 (rest.encap): Don't depend on $(STMP_FIXPROTO)
20131 (.PHONY): Don't depend on proto.
20132 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
20133 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
20134 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
20135 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
20136 build/gen-protos.o, build/scan.o, xsys-protos.h,
20137 build/fix-header$(build_exeext), build/fix-header.o,
20138 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
20139 stmp-install-fixproto): Remove.
20140 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
20141 SYSCALLS.c or fixproto files.
20142 (install-common): Don't install protoize.
20143 (install-headers-tar, install-headers-cpio, install-headers-cp):
20144 Don't depend on $(STMP_FIXPROTO).
20145 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
20146 install fixproto files or write out fixproto settings.
20147 (uninstall): Don't uninstall protoize.
20148 * config.gcc (use_fixproto): Remove.
20149 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
20150 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
20151 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
20152 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
20153 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
20154 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
20155 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
20156 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
20157 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
20158 * config/t-vxworks (STMP_FIXPROTO): Remove.
20159 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
20160 STMP_FIXPROTO): Remove.
20161 * config.in, configure: Regenerate.
20162 * crtstuff.c (gid_t, uid_t): Don't undefine.
20163 * doc/install.texi: Change m68k-coff to m68k-elf in example.
20164 (arm-*-coff, arm-*-aout: Remove target entries.
20165 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
20166 Remove mention of AIX 4.1.
20167 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
20168 * doc/invoke.texi (Running Protoize): Remove.
20169 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
20170 (Protoize Caveats): Remove.
20171 * tsystem.h: Update comments on headers assumed to exist.
20173 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
20175 * genautomata.c: Add a new year to the copyright. Add a new
20177 (struct insn_reserv_decl): Add comments for member bypass_list.
20178 (find_bypass): Remove.
20179 (insert_bypass): New.
20180 (process_decls): Use insert_bypass.
20181 (output_internal_insn_latency_func): Output all bypasses with the
20182 same input insn in one switch case.
20184 * rtl.def (define_bypass): Describe bypass choice.
20185 * doc/md.texi (define_bypass): Ditto.
20187 2009-03-27 Richard Guenther <rguenther@suse.de>
20189 * gimplify.c (mark_addressable): Export.
20190 * tree-flow.h (mark_addressable): Declare.
20191 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
20192 * tree-ssa.c (verify_phi_args): Verify that address taken
20193 variables have TREE_ADDRESSABLE set.
20195 2009-03-27 Richard Guenther <rguenther@suse.de>
20197 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
20198 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
20199 Do not mark decls TREE_ADDRESSABLE.
20200 (build_fold_addr_expr): Adjust.
20201 (fold_addr_expr): Remove.
20202 (fold_unary): Use build_fold_addr_expr.
20203 (fold_comparison): Likewise.
20204 (split_address_to_core_and_offset): Likewise.
20205 * coverage.c (tree_coverage_counter_addr): Mark the array decl
20207 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
20208 (gimplify_modify_expr_to_memcpy): Mark source and destination
20210 * omp-low.c (create_omp_child_function): Mark the object decl
20212 (lower_rec_input_clauses): Mark the var we take the address of
20214 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
20216 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20218 PR middle-end/39315
20219 * cfgexpand.c (expand_one_stack_var_at): Change alignment
20220 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
20222 2009-03-27 Richard Guenther <rguenther@suse.de>
20224 PR tree-optimization/39120
20225 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
20227 (handle_lhs_call): Process return constraints. Add escape
20228 constraints if necessary.
20229 (handle_const_call): Fill out return constraints. Make nested
20230 case more precise. Avoid consttmp if possible.
20231 (handle_pure_call): Fill out return constraints. Avoid
20232 callused if possible.
20233 (find_func_aliases): Simplify call handling.
20235 2009-03-27 Richard Guenther <rguenther@suse.de>
20237 PR tree-optimization/39120
20238 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
20239 as a representative.
20240 (solve_graph): Do propagate CALLUSED.
20241 (handle_pure_call): Use a scalar constraint from CALLUSED for
20243 (find_what_p_points_to): CALLUSED shall not appear in poins-to
20246 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20249 * c-common.c (handle_aligned_attribute): Properly check alignment
20250 overflow. Use (1U << i) instead of (1 << i).
20252 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
20254 * expr.h (get_mem_align_offset): Updated.
20256 * tree.h (tree_decl_common): Change align to "unsigned int" and
20257 move it before pointer_alias_set.
20259 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20260 Jakub Jelinek <jakub@redhat.com>
20263 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
20264 gr_register_operand with gr_reg_or_0_operand.
20265 (cmpxchg_rel_di): Likewise.
20266 (sync_lock_test_and_set<mode>): Likewise.
20268 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20270 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
20271 (true_regnum): Likewise.
20273 * rtlanal.c (subreg_info): Moved to ...
20274 * rtl.h (subreg_info): Here. New.
20275 (subreg_get_info): New.
20277 * rtlanal.c (subreg_get_info): Make it extern.
20279 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20282 * config/i386/i386.c (ix86_abi): New.
20283 (override_options): Handle -mabi=.
20284 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
20285 (ix86_call_abi_override): Likewise.
20286 (init_cumulative_args): Likewise.
20287 (function_arg_advance): Likewise.
20288 (function_arg_64): Likewise.
20289 (function_arg): Likewise.
20290 (ix86_pass_by_reference): Likewise.
20291 (ix86_function_value_regno_p): Likewise.
20292 (ix86_build_builtin_va_list_abi): Likewise.
20293 (setup_incoming_varargs_64): Likewise.
20294 (is_va_list_char_pointer): Likewise.
20295 (ix86_init_machine_status): Likewise.
20296 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
20297 (ix86_function_type_abi): Return enum calling_abi. Rewrite
20298 for 64bit. Replace DEFAULT_ABI with ix86_abi.
20299 (ix86_function_abi): Make it static and return enum calling_abi.
20300 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
20302 (ix86_fn_abi_va_list): Updated.
20304 * config/i386/i386.h (ix86_abi): New.
20305 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
20306 (CONDITIONAL_REGISTER_USAGE): Likewise.
20307 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
20308 (machine_function): Likewise.
20310 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
20312 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
20313 (STACK_BOUNDARY): Likewise.
20314 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
20316 * config/i386/i386.opt (mabi=): New.
20318 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
20319 return enum calling_abi.
20320 (ix86_function_type_abi): Likewise.
20321 (ix86_function_abi): Removed.
20323 * doc/invoke.texi: Document -mabi= option for x86.
20325 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20327 * builtins.c (real_dconstp): Delete.
20328 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
20330 2009-03-27 Dodji Seketeli <dodji@redhat.com>
20331 Jakub Jelinek <jakub@redhat.com>
20334 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
20335 (gen_subprogram_die): When a function is explicit, generate the
20336 DW_AT_explicit attribute.
20337 * langhooks.h (struct lang_hooks_for_decls): Add
20338 function_decl_explicit_p langhook.
20339 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
20340 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
20342 2009-03-27 Jakub Jelinek <jakub@redhat.com>
20344 * builtins.c (fold_builtin_memory_op): Optimize memmove
20345 into memcpy if we can prove source and destination don't overlap.
20347 * tree-inline.c: Include gt-tree-inline.h.
20348 (clone_fn_id_num): New variable.
20349 (clone_function_name): New function.
20350 (tree_function_versioning): Use it.
20351 * Makefile.in (GTFILES): Add tree-inline.c.
20353 2009-03-27 Mark Mitchell <mark@codesourcery.com>
20355 * BASE-VER: Change to 4.5.0.
20357 2009-03-27 Xinliang David Li <davidxl@google.com>
20359 PR tree-optimization/39557
20360 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
20362 2009-03-27 Xinliang David Li <davidxl@google.com>
20364 PR tree-optimization/39548
20365 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
20368 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20370 * c-common.c (pointer_int_sum): Use %wd on return from
20373 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20375 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
20376 on return from tree_low_cst.
20378 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
20381 * ginclude/stdarg.h (va_copy): Define also for
20382 __GXX_EXPERIMENTAL_CXX0X__.
20384 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20387 * builtins.h (c_strlen): Do not warn here.
20388 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
20389 * c-common.c (pointer_int_sum): Take an explicit location.
20390 Warn about offsets out of bounds.
20391 * c-common.h (pointer_int_sum): Adjust declaration.
20393 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20395 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
20398 2009-03-26 Jakub Jelinek <jakub@redhat.com>
20401 * opts.c (warn_if_disallowed_function_p): Don't assume
20402 get_callee_fndecl must return non-NULL.
20404 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
20406 PR rtl-optimization/39522
20407 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
20408 when reg_reloaded_valid is set.
20410 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20412 * config/spu/divv2df3.c: New file.
20413 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
20414 (DPBIT_FUNCS): Filter out _div_df.
20416 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
20418 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
20419 a jump insn, count that jump in the distance to the loop start.
20421 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
20424 * config/sh/sh.c (calc_live_regs): Fix condition for global
20425 registers except PIC_OFFSET_TABLE_REGNUM.
20427 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
20430 * doc/invoke.texi (-mconsole): New.
20432 (-mno-cygwin): New.
20434 (-mnop-fun-dllimport): New.
20438 (sub section "i386 and x86-64 Windows Options"): New.
20440 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
20442 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
20443 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
20445 2009-03-25 Richard Guenther <rguenther@suse.de>
20447 PR middle-end/39497
20448 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
20451 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
20453 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
20454 neither of haifa/selective schedulers are working.
20456 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20458 * doc/invoke.texi (Debugging Options): Fix description of
20459 -fno-merge-debug-strings.
20461 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
20463 * config/cris/libgcc.ver: New version-script.
20464 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
20466 * configure.ac <GAS features, nop mnemonic>: Add pattern
20467 crisv32-*-* for "nop".
20468 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
20469 * configure: Regenerate.
20471 2009-03-24 Ira Rosen <irar@il.ibm.com>
20473 PR tree-optimization/39529
20474 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
20475 mark_sym_for_renaming for the tag copied to the new vector
20478 2009-03-24 Arthur Loiret <aloiret@debian.org>
20480 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
20481 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
20482 EXTRA_SPEC_FUNCTIONS.
20483 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
20484 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
20485 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
20486 -march and -mtune options.
20488 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
20490 * config/m68k/t-rtems: Add m5329 multilib.
20492 2009-03-24 Dodji Seketeli <dodji@redhat.com>
20493 Jakub Jelinek <jakub@redhat.com>
20496 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
20499 2009-03-23 Jakub Jelinek <jakub@redhat.com>
20502 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
20503 instead of c_parser_expression_conv, if original_code isn't one of the
20504 4 allowed comparison codes, fail.
20506 2009-03-23 Richard Guenther <rguenther@suse.de>
20508 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
20509 * tree.h (struct tree_type): Likewise.
20510 * reload.h (struct insn_chain): Likewise.
20511 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
20512 * function.h (struct function): Likewise.
20513 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
20515 2009-03-23 Jakub Jelinek <jakub@redhat.com>
20517 PR tree-optimization/39516
20518 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
20520 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
20522 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
20523 should be set true if BITS_PER_WORD of target is bigger than 32
20525 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
20527 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
20528 Translate -B-options to -rpath-link. Correct existing
20529 rpath-link and conditionalize on !nostdlib.
20531 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20533 * doc/extend.texi (Function Attributes, Variable Attributes):
20535 * doc/invoke.texi (Debugging Options, Optimize Options)
20536 (i386 and x86-64 Options, MCore Options): Likewise.
20538 2009-03-20 Jakub Jelinek <jakub@redhat.com>
20541 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
20542 it for block local namespace aliases.
20543 (gen_decl_die): Pass context_die to gen_namespace_die.
20545 2009-03-19 Jakub Jelinek <jakub@redhat.com>
20548 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
20549 minimum or maximum value.
20551 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
20553 * reginfo.c (globalize_reg): Recompute derived reg sets.
20555 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
20558 * libgcc2.c (mprotect): Do not use signed arguments for
20559 VirtualProtect, use DWORD arguments. Also fix the 'may
20560 be used uninitialized' warning for the np variable.
20562 2009-03-19 Jakub Jelinek <jakub@redhat.com>
20565 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
20566 functions using regparm calling conventions when not optimizing.
20567 (ix86_function_sseregparm): Similarly for sseregparm calling
20570 2009-03-19 Li Feng <nemokingdom@gmail.com>
20572 PR middle-end/39500
20573 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
20574 dependence if the first conflict is after niter iterations.
20576 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
20578 PR middle-end/38609
20579 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
20580 functions with dynamic stack-pointer adjustments.
20582 2009-03-19 Ben Elliston <bje@au.ibm.com>
20584 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
20585 option; change to -msdata=data.
20587 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20589 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
20592 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
20595 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
20597 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
20599 * doc/invoke.texi (Code Gen Options): Expand discussion of
20602 2009-03-18 Jakub Jelinek <jakub@redhat.com>
20604 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
20605 * matrix-reorg.c (struct matrix_info): Likewise.
20606 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
20607 * rtl.h (struct mem_attrs): Likewise.
20608 * df.h (struct df): Likewise.
20609 * tree-data-ref.h (struct data_dependence_relation): Likewise.
20610 * ira-int.h (struct ira_allocno): Likewise.
20611 * df-scan.c (struct df_collection_rec): Likewise.
20612 * ira.c (struct equivalence): Likewise.
20613 * function.c (struct temp_slot): Likewise.
20614 * cfgloop.h (struct loop): Likewise.
20617 * function.c (use_register_for_decl): When not optimizing, disregard
20618 register keyword for variables with types containing methods.
20620 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
20622 PR middle-end/39447
20623 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
20624 (is_simple_operand): Call contains_component_ref_p before calling data
20625 reference analysis that would fail on COMPONENT_REFs.
20627 * tree-vrp.c (search_for_addr_array): Fix formatting.
20629 2009-03-18 Richard Guenther <rguenther@suse.de>
20631 * tree-vect-transform.c (vect_loop_versioning): Fold the
20632 generated comparisons.
20633 * tree-vectorizer.c (set_prologue_iterations): Likewise.
20634 (slpeel_tree_peel_loop_to_edge): Likewise.
20636 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20638 PR middle-end/37805
20639 * opts.c (print_specific_help): In addition to `undocumented',
20640 accept `separate' and `joined' flags if passed alone. Describe
20641 output by the first matched one of those.
20642 (common_handle_option): Skip over empty strings.
20643 * gcc.c (display_help): Fix help string for `--help='.
20644 * doc/invoke.texi (Option Summary, Overall Options): With
20645 `--help=', classes and qualifiers can both be repeated, but
20646 only the latter can be negated. One should not pass only
20647 negated qualifiers. Fix markup and examples.
20650 2008-10-14 Jakub Jelinek <jakub@redhat.com>
20651 PR middle-end/37805
20652 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
20653 and -fhelp=separate.
20655 2009-03-17 Jing Yu <jingyu@google.com>
20657 PR middle-end/39378
20658 * function.h (struct rtl_data): Move is_thunk from here...
20659 (struct function): ...to here.
20660 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
20661 * varasm.c (assemble_start_function): Change is_thunk from crtl to
20663 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
20665 (alpha_does_function_need_gp, alpha_start_function): Likewise.
20666 (alpha_output_function_end_prologue): Likewise.
20667 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
20668 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
20669 (rs6000_output_function_epilogue): Likewise.
20670 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
20672 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
20675 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
20676 from different units in a single alternative.
20677 (*truncdfsf_i387): Ditto.
20678 (*truncxfsf2_mixed): Ditto.
20679 (*truncxfdf2_mixed): Ditto.
20681 2009-03-17 Jakub Jelinek <jakub@redhat.com>
20683 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
20684 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
20687 * tree-ssa-live.c (remove_unused_locals): Don't remove local
20688 unused non-artificial variables when not optimizing.
20691 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
20692 DW_TAG_imported_module even if decl is IMPORTED_DECL with
20693 NAMESPACE_DECL in its DECL_INITIAL.
20695 PR middle-end/39443
20696 * optabs.c (set_user_assembler_libfunc): New function.
20697 * expr.h (set_user_assembler_libfunc): New prototype.
20698 * c-common.c: Include libfuncs.h.
20699 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
20700 for memcmp, memset, memcpy, memmove and abort.
20701 * Makefile.in (c-common.o): Depend on libfuncs.h.
20704 * dwarf2out.c (gen_inlined_enumeration_type_die,
20705 gen_inlined_structure_type_die, gen_inlined_union_type_die,
20706 gen_tagged_type_instantiation_die): Removed.
20707 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
20710 2009-03-17 Janis Johnson <janis187@us.ibm.com>
20713 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
20715 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
20716 (check-parallel-%): Ditto.
20717 (check-consistency): Ditto.
20719 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
20721 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
20722 local variable rhs by NULL_TREE.
20724 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
20727 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
20729 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
20732 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
20734 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
20737 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
20738 for ms->sysv ABI calls only in 64bit mode.
20740 * config/i386/i386.md (untyped_call): Support 32bit.
20742 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
20744 * doc/extend.texi: Replace x86_65 with x86_64.
20746 2009-03-16 Jakub Jelinek <jakub@redhat.com>
20748 PR tree-optimization/39455
20749 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
20750 mismatches for POINTER_TYPE_P (type).
20751 (number_of_iterations_le): Likewise.
20753 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20755 * config/picochip/picochip.c: Removed profiling support.
20756 * config/picochip/picochip.md: Removed profiling instruction.
20757 * config/picochip/picochip.h: Removed profiling builtin.
20759 2009-03-16 Joseph Myers <joseph@codesourcery.com>
20761 * doc/install.texi (--with-host-libstdcxx): Document.
20763 2009-03-14 Anatoly Sokolov <aesok@post.ru>
20766 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
20767 generate a warning if the function name does not begin with
20768 "__vector" and the function has either the 'signal' or 'interrupt'
20769 attribute, from here to ...
20770 (avr_declare_function_name): ...here. New function.
20771 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
20772 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
20774 2009-03-14 Jakub Jelinek <jakub@redhat.com>
20777 * cse.c (fold_rtx): Don't modify original const_arg1 when
20778 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
20779 separate variable instead.
20780 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
20781 from out of range shift counts.
20782 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
20784 2009-03-13 Catherine Moore <clm@codesourcery.com>
20786 * config/i386/x-mingw32 (host-mingw32.o): Replace
20787 diagnostic.h with $(DIAGNOSTIC_H).
20789 2009-03-12 Jakub Jelinek <jakub@redhat.com>
20792 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
20794 * config/i386/sync.md (sync_compare_and_swap<mode>,
20795 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
20796 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
20798 (sync_double_compare_and_swapdi_pic,
20799 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
20800 cmpxchg8b_pic_memory_operand instead of just memory_operand.
20802 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
20805 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
20807 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
20810 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
20811 (avx_addsubv4df3): Likewise.
20812 (*avx_addsubv4sf3): Likewise.
20813 (sse3_addsubv4sf3): Likewise.
20815 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
20818 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
20820 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
20823 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
20824 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
20825 registers for allocnos created from user-defined variables.
20827 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20830 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
20831 of non-integer mode as well.
20833 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
20835 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
20836 for functions for which the parameter types are unknown.
20838 2009-03-11 Jakub Jelinek <jakub@redhat.com>
20841 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
20842 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
20843 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
20844 * config/i386/i386.c (ix86_local_alignment): For
20845 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
20846 long long variables on the stack to avoid dynamic realignment.
20847 Allow the first argument to be a decl rather than type.
20848 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
20850 2009-03-11 Nick Clifton <nickc@redhat.com>
20853 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
20855 Add description to mno-lsim option.
20856 * config/mcore/mcore.h: Remove comment about deprecated m4align
20858 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
20859 * doc/invoke.texi: Add description of mno-lsim and
20860 mstack-increment options.
20862 * config/fr30/fr30.opt: Document the -mno-lsim option.
20863 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
20864 and -mno-lsim options.
20866 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20868 * fold-const.c (fold_comparison): Only call fold_inf_compare
20869 if the mode supports infinities.
20871 2009-03-11 Jason Merrill <jason@redhat.com>
20874 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
20875 end already did. Notice GIMPLE_CALL modifications of the result.
20876 Don't copy debug information from an ignored decl or a decl from
20879 2009-03-10 Richard Guenther <rguenther@suse.de>
20880 Nathan Froyd <froydnj@codesourcery.com>
20882 PR middle-end/37850
20883 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
20884 (__divMODE3): Likewise.
20886 2009-03-09 Jakub Jelinek <jakub@redhat.com>
20888 PR tree-optimization/39394
20889 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
20890 DECL_SIZE_UNIT of variable length FIELD_DECLs.
20892 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
20894 * recog.c (verfiy_changes): Disallow renaming of hard regs in
20895 inline asms for register asm ("") declarations.
20897 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
20899 * fold-const.c (fold_unary): Fix comment.
20901 2009-03-07 Jan Hubicka <jh@suse.cz>
20904 * tree-inline.c (setup_one_parameter): Do replacement of const
20905 argument by constant in SSA form.
20907 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20909 PR middle-end/38028
20910 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
20911 determine alignment passed to assign_stack_local.
20912 (assign_parms_unsplit_complex): Likewise.
20913 * except.c (sjlj_build_landing_pads): Likewise.
20915 2009-03-06 Jakub Jelinek <jakub@redhat.com>
20917 PR middle-end/39360
20918 * tree-flow.h (add_referenced_var): Return bool instead of void.
20919 * tree-dfa.c (add_referenced_var): Return result of
20920 referenced_var_check_and_insert call.
20921 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
20922 of referenced_var_check_and_insert.
20925 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
20926 (gen_variable_die): Emit DW_AT_location on abstract static variable's
20927 DIE, don't emit it if abstract origin already has it.
20928 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
20929 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
20931 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
20933 * genpreds.c (needs_variable): Fix parentheses at variable name
20935 (write_tm_constrs_h): Indent generated code.
20937 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20939 * doc/extend.texi (Function Attributes): Add documentation
20940 for isr attributes.
20942 2009-03-06 Jakub Jelinek <jakub@redhat.com>
20945 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
20946 take locus from its DECL_SOURCE_LOCATION instead of input_location.
20948 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
20950 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
20953 2009-03-05 Jakub Jelinek <jakub@redhat.com>
20956 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
20957 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
20959 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
20961 * config/i386/i386.md (R8_REG, R9_REG): New constants.
20962 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
20963 constants instead of magic numbers.
20964 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
20966 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
20967 (x86_64_ms_abi_int_parameter_registers): Ditto.
20968 (x86_64_int_return_registers): Ditto.
20969 (ix86_maybe_switch_abi): Ditto.
20970 (ix86_expand_call): Ditto for clobbered_registers array.
20971 (ix86_hard_regno_mode_ok): Ditto.
20972 (x86_extended_QIreg_mentioned_p): Ditto.
20974 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
20976 PR tree-optimization/39349
20977 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
20979 * combine.c (gen_lowpart_for_combine): Use omode when generating
20982 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
20984 PR rtl-optimization/39235
20985 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
20987 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
20989 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
20991 2009-03-04 Richard Guenther <rguenther@suse.de>
20993 PR tree-optimization/39362
20994 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
20995 that occur in abnormal PHIs should be varying.
20997 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
20999 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
21001 (simple_iv): Take loop as an argument instead of statement.
21002 * tree-scalar-evolution.h (simple_iv): Declaration changed.
21003 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
21005 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
21007 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
21008 * matrix-reorg.c (analyze_transpose): Ditto.
21009 * tree-data-ref.c (dr_analyze_innermost): Ditto.
21010 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
21011 * tree-predcom.c (ref_at_iteration): Ditto.
21012 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
21014 2009-03-04 Richard Guenther <rguenther@suse.de>
21016 PR tree-optimization/39358
21017 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
21018 escaped_id and callused_id.
21019 (solve_graph): Likewise.
21021 2009-03-04 Richard Guenther <rguenther@suse.de>
21023 PR tree-optimization/39339
21024 * tree-sra.c (try_instantiate_multiple_fields): Make it
21025 no longer ICE on the above.
21027 2009-03-03 Joseph Myers <joseph@codesourcery.com>
21029 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
21030 that fits within Pmode.
21032 2009-03-03 Steve Ellcey <sje@cup.hp.com>
21034 PR middle-end/10109
21035 * tm.texi (LIBCALL_VALUE): Update description.
21037 2009-03-03 Steve Ellcey <sje@cup.hp.com>
21039 PR middle-end/34443
21040 * doc/extend.texi (section): Update description.
21042 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
21044 PR middle-end/39345
21045 * tree-inline.c (remapped_type): New.
21046 (can_be_nonlocal): Call remapped_type instead of remap_type.
21048 2009-03-03 Jakub Jelinek <jakub@redhat.com>
21051 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
21052 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
21054 2009-03-03 Richard Guenther <rguenther@suse.de>
21056 PR middle-end/39272
21057 * tree.c (tree_nonartificial_location): New function.
21058 * tree.h (tree_nonartificial_location): Declare.
21059 * builtins.c (expand_builtin_memory_chk): Provide location
21060 of the call location for artificial function pieces.
21061 (maybe_emit_chk_warning): Likewise.
21062 (maybe_emit_sprintf_chk_warning): Likewise.
21063 (maybe_emit_free_warning): Likewise.
21064 * expr.c (expand_expr_real_1): Likewise.
21066 2009-03-03 Jakub Jelinek <jakub@redhat.com>
21068 PR tree-optimization/39343
21069 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
21070 COMPONENT_REF t has ARRAY_TYPE.
21072 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
21074 PR middle-end/39335
21075 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
21076 when the type precision of the induction variable should be
21077 larger than the type precision of nit.
21078 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
21079 * graphite.c (graphite_loop_normal_form): Same.
21080 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
21082 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
21084 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
21085 (*call_1_rex64_ms_sysv): Use named constants instead of magic
21086 numbers to describe clobbered registers.
21087 (*call_value_0_rex64_ms_sysv): Ditto.
21088 * config/i386/mmx.md (mmx_emms): Ditto.
21089 (mmx_femms): Ditto.
21091 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
21093 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
21096 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21098 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
21099 (spu_section_type_flags): New function.
21101 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
21103 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
21104 reg_class_contents of FLOAT_REGS into a temporary.
21106 2009-03-02 Richard Guenther <rguenther@suse.de>
21107 Ira Rosen <irar@il.ibm.com>
21109 PR tree-optimization/39318
21110 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
21111 information to the vectorized statement.
21113 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
21115 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
21116 variable. Use defined names instead of magic constants for REX SSE
21119 2009-03-01 Richard Guenther <rguenther@suse.de>
21121 PR tree-optimization/39331
21122 * omp-low.c (lower_send_shared_vars): Do not receive new
21123 values for the reference of DECL_BY_REFERENCE parms or results.
21125 2009-03-01 Jan Hubicka <jh@suse.cz>
21128 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
21129 BLOCK_NONLOCALIZED_VAR): New macros.
21130 (tree_block): Add nonlocalized_vars.
21131 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
21132 gen_decl_die): Add origin argument. Allow generation of die with
21133 origin at hand only.
21134 (gen_member_die, gen_type_die_with_usage, force_decl_die,
21135 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
21137 (gen_block_die): Fix checking for unused blocks.
21138 (process_scope_var): Break out from .... ; work with origins only.
21139 (decls_for_scope) ... here; process nonlocalized list.
21140 (dwarf2out_ignore_block): Look for nonlocalized vars.
21141 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
21143 (dump_scope_block): Dump them.
21144 * tree-inline.c (remap_decls): Handle nonlocalized vars.
21145 (remap_block): Likewise.
21146 (can_be_nonlocal): New predicate.
21147 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
21149 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21151 * configure: Regenerate.
21153 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21155 * optc-gen.awk: No need to duplicate option flags twice.
21156 Reuse help texts for duplicate options which do not have any.
21158 * gcc.c (display_help): Document --version.
21160 * gcc.c (main): If print_help_list and verbose_flag, ensure
21161 driver output comes before subprocess output.
21163 * optc-gen.awk: Assign all remaining fields to help string,
21164 space-separated, for multi-line help in *.opt.
21166 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
21167 -Wno-pedantic-ms-format is for MinGW targets only.
21169 * doc/options.texi (Option file format): Fix bad indentation,
21170 restoring dropped sentence.
21172 2009-02-28 Jan Hubicka <jh@suse.cz>
21174 * tree-inline.c (tree_function_versioning): Output debug info.
21176 2009-02-28 Jan Hubicka <jh@suse.cz>
21179 * tree-inline.c (setup_one_parameter): Do not copy propagate
21180 arguments when not optimizing.
21182 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
21185 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
21186 (avx_addsubv4df3): Likewise.
21187 (*avx_addsubv4sf3): Likewise.
21188 (sse3_addsubv4sf3): Likewise.
21189 (*avx_addsubv2df3): Likewise.
21190 (sse3_addsubv2df3): Likewise.
21191 (avx_unpckhps256): Correct item selectors.
21192 (avx_unpcklps256): Likewise.
21193 (avx_unpckhpd256): Likewise.
21194 (avx_unpcklpd256): Likewise.
21196 2009-02-28 Jan Hubicka <jh@suse.cz>
21198 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
21200 (copy_arguments_for_versioning): If var is declared don't declare it.
21201 (tree_function_versioning): First setup substitutions and then copy
21204 2009-02-27 Jan Hubicka <jh@suse.cz>
21207 * cgraph.h (varpool_output_debug_info): Remove.
21208 * cgraphunit.c (varpool_output_debug_info): Remove.
21209 * dwarf2out.c (deferred_locations_struct): New struct
21210 (deferred_locations): New type.
21211 (deferred_locations_list): New static var.
21212 (deffer_location): New function.
21213 (gen_variable_die): Use it.
21214 (decls_for_scope): Output info on local static vars.
21215 (dwarf2out_finish): Process deferred locations.
21216 * varpool.c (varpool_output_debug_info): Remove.
21218 2009-02-27 Jan Hubicka <jh@suse.cz>
21221 * tree.h (TREE_PROTECTED): Fix comment.
21222 (BLOCK_HANDLER_BLOCK): Remove.
21223 (struct tree_block): Remove handler_block add body_block.
21224 (inlined_function_outer_scope_p): New.
21225 (is_body_block): Remove.
21226 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
21227 * dwarf2out.c (is_inlined_entry_point): Remove.
21228 (add_high_low_attributes): Use inlined_function_outer_scope_p.
21229 (gen_block_die): Use is_inlined_entry_point check. Remove body block
21231 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
21232 * gimplify.c (gimplify_expr): Gimplify body blocks.
21233 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
21234 block with multiple subblocks.
21235 (dump_scope_block): Prettier output; dump more flags and info.
21236 (dump_scope_blocks): New.
21237 (remove_unused_locals): Use dump_scope_blocks.
21238 * tree-flow.h (dump_scope_blocks): Declare.
21239 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
21240 * stmt.c (is_body_block): Remove.
21241 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
21242 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
21244 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
21246 PR middle-end/39308
21247 * graphite.c (graphite_loop_normal_form): Do not call
21248 number_of_iterations_exit from a gcc_assert.
21250 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21252 * config/s390/s390.c (s390_swap_cmp): Look for conditional
21253 jumps if COND is NULL.
21254 (find_cond_jump): New function.
21255 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
21256 * config/s390/s390.md: Remove z10_cobra attribute value.
21258 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
21260 * config/alpha/alpha.h (alpha_expand_mov): Return false if
21261 force_const_mem returns NULL_RTX.
21263 2009-02-26 Jan Hubicka <jh@suse.cz>
21266 * cgraph.h (varpool_output_debug_info): Remove.
21267 * cgraphunit.c (varpool_output_debug_info): Remove.
21268 * dwarf2out.c (deferred_locations_struct): New struct
21269 (deferred_locations): New type.
21270 (deferred_locations_list): New static var.
21271 (deffer_location): New function.
21272 (gen_variable_die): Use it.
21273 (decls_for_scope): Output info on local static vars.
21274 (dwarf2out_finish): Process deferred locations.
21275 * varpool.c (varpool_output_debug_info): Remove.
21277 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
21279 PR rtl-optimization/39241
21280 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
21281 to subreg_offset_representable_p.
21283 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
21285 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
21286 execute function prototype. Get f and nregs from max_reg_num
21287 and get_insns. Remove the first backward pass as it's dead,
21288 guard the forward pass by flag_expensive_optimizations.
21289 (rest_of_handle_regmove): Delete.
21290 (pass_regmove): Replace it with regmove_optimize.
21292 2009-02-25 Martin Jambor <mjambor@suse.cz>
21294 PR tree-optimization/39259
21295 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
21296 calls_alloca function flags.
21297 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
21298 calls are detected.
21300 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
21302 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
21303 flags_set_1_rtx, flags_set_1_set): Delete.
21304 (regmove_optimize): Do not call mark_flags_life_zones.
21306 2009-02-24 Julian Brown <julian@codesourcery.com>
21309 * config/arm/arm.c (require_pic_register): Only set
21310 cfun->machine->pic_reg once per function.
21312 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
21314 * doc/invoke.texi (Link Options): Document an easier way to pass
21315 options that take arguments to the GNU linker using -Xlinker and -Wl.
21317 2009-02-24 Steve Ellcey <sje@cup.hp.com>
21320 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
21322 2009-02-24 Richard Guenther <rguenther@suse.de>
21325 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
21327 2009-02-24 Richard Guenther <rguenther@suse.de>
21328 Zdenek Dvorak <ook@ucw.cz>
21330 PR tree-optimization/39233
21331 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
21332 from converting them to a generic type.
21334 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
21336 PR tree-optimization/39260
21337 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
21338 contains a condition with a real type.
21339 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
21341 2009-02-23 Jason Merrill <jason@redhat.com>
21344 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
21345 narrowing_initializer_constant_valid_p.
21346 (narrowing_initializer_constant_valid_p): Don't return
21347 null_pointer_node for adding a pointer to itself.
21349 2009-02-23 Jan Hubicka <jh@suse.cz>
21352 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
21355 2009-02-23 Jan Hubicka <jh@suse.cz>
21357 PR tree-optimization/37709
21358 * tree.c (block_ultimate_origin): Move here from dwarf2out.
21359 * tree.h (block_ultimate_origin): Declare.
21360 * dwarf2out.c (block_ultimate_origin): Move to tree.c
21361 * tree-ssa-live.c (remove_unused_scope_block_p):
21362 Eliminate blocks containig no instructions nor live variables nor
21364 (dump_scope_block): New function.
21365 (remove_unused_locals): Enable removal of dead blocks by default;
21366 enable dumping at TDF_DETAILS.
21368 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
21370 * config/i386/i386.c (classify_argument): Don't allow COImode
21372 (function_arg_advance_32): Don't allow OImode.
21373 (function_arg_32): Likewise.
21374 (function_value_32): Likewise.
21375 (return_in_memory_32): Likewise.
21376 (function_arg_64): Remove OImode comment.
21378 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
21381 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
21382 ix86_expand_vector_set for V4DImode in 64bit mode only.
21383 (ix86_expand_vector_init_one_var): Likewise.
21385 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
21387 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
21389 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
21392 * loop-iv.c: Revert last change.
21393 * emit-rtl.c: Likewise.
21395 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
21398 * config/i386/i386.c (type_natural_mode): Remove an extra
21399 space in the warning message.
21400 (function_value_32): Handle 32-byte vector modes.
21401 (return_in_memory_32): Likewise.
21403 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
21405 * loop-iv.c (truncate_value): New function.
21406 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
21408 (lowpart_subreg): Move to...
21409 * emit-rtl.c: ...here.
21411 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
21413 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
21414 accidental and undocumented change at revision 140860.
21416 2009-02-21 Joseph Myers <joseph@codesourcery.com>
21418 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
21419 take gimple_seq * arguments.
21420 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
21421 types_compatible_p langhook.
21423 2009-02-20 Mark Mitchell <mark@codesourcery.com>
21424 Joseph Myers <joseph@codesourcery.com>
21426 * config/arm/arm.c (arm_builtin_va_list): New function.
21427 (arm_expand_builtin_va_start): Likewise.
21428 (arm_gimplify_va_arg_expr): Likewise.
21429 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
21430 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
21431 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
21432 (va_list_type): New variable.
21433 (arm_mangle_type): Mangle va_list_type appropriately.
21435 2009-02-20 Jakub Jelinek <jakub@redhat.com>
21437 PR middle-end/39157
21438 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
21439 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
21440 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
21441 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
21442 parameter to 1000 for -O1 by default.
21443 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
21445 * loop-invariant.c: Include params.h.
21446 (move_loop_invariants): Don't call move_single_loop_invariants on
21449 2009-02-20 Jaka Mocnik <jaka@xlab.si>
21451 * calls.c (emit_library_call_value_1): Use slot_offset instead of
21452 offset when calculating bounds for indexing stack_usage_map. Fixes
21453 a buffer overflow with certain target setups.
21455 2009-02-20 Jakub Jelinek <jakub@redhat.com>
21458 * calls.c (expand_call): Clear try_tail_call if caller and callee
21459 disagree in promotion of function return value.
21461 2009-02-19 Jakub Jelinek <jakub@redhat.com>
21464 * c-common.c (c_determine_visibility): If visibility changed and
21465 DECL_RTL has been already set, call make_decl_rtl to update symbol
21468 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
21471 * varasm.c (assemble_variable): Don't check DECL_NAME when
21472 globalizing a variable.
21474 2009-02-19 Joseph Myers <joseph@codesourcery.com>
21477 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
21478 expression before any __builtin_trap call.
21479 * c-typeck.c (build_function_call): Convert and check function
21480 arguments before generating a call to a trap. Evaluate the
21481 function arguments before the trap.
21483 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
21486 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
21487 (UNSPEC_FXAM_MEM): New unspec.
21488 (fxam<mode>2_i387_with_temp): New insn and split pattern.
21489 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
21490 memory using fxam<mode>2_i387_with_temp to remove excess precision.
21492 2009-02-19 Richard Guenther <rguenther@suse.de>
21494 PR tree-optimization/39207
21495 PR tree-optimization/39074
21496 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
21497 storedanything_tree): New.
21498 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
21499 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
21500 (build_succ_graph): Add edges from STOREDANYTHING to all
21502 (init_base_vars): Initialize STOREDANYTHING.
21503 (compute_points_to_sets): Free substitution info after
21504 building the succ graph.
21505 (ipa_pta_execute): Likewise.
21507 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
21509 (do_ds_constraint): Do not add to special var or non-pointer
21511 (type_could_have_pointers): Split out from ...
21512 (could_have_pointers): ... here. For arrays use the element type.
21513 (create_variable_info_for): Initialize may_have_pointers.
21514 (new_var_info): Likewise.
21515 (handle_lhs_call): Make the HEAP variable unknown-sized.
21516 (intra_create_variable_infos): Use a type with pointers for
21517 PARM_NOALIAS, make it unknown-sized.
21519 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
21522 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
21524 2009-02-18 Jason Merrill <jason@redhat.com>
21527 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
21528 value if DECL_EXTERNAL.
21529 * tree-sra.c (sra_walk_gimple_assign): Likewise.
21530 * target.h (gcc_target::binds_local_p): Clarify "module".
21531 * tree.h (TREE_PUBLIC): Clarify "module".
21533 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
21536 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
21537 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
21539 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
21542 * c.opt (Wabi): Support C and ObjC.
21545 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
21547 * config/i386/i386.c (classify_argument): Warn once about the ABI
21548 change when passing union with long double.
21550 * doc/invoke.texi: Update -Wabi for warning psABI changes.
21552 2009-02-18 Joseph Myers <joseph@codesourcery.com>
21555 * c-parser.c (c_parser_compound_statement): Always enter and leave
21558 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21561 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
21563 2009-02-18 Jakub Jelinek <jakub@redhat.com>
21565 PR tree-optimization/36922
21566 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
21567 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
21570 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
21572 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
21575 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
21577 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
21579 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
21581 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
21584 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
21585 Richard Sandiford <rdsandiford@googlemail.com>
21587 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
21588 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
21589 (loongson_biadd): ...this.
21591 2009-02-17 Richard Guenther <rguenther@suse.de>
21593 PR tree-optimization/39202
21594 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
21595 a var make sure to follow existing collapses.
21597 2009-02-17 Richard Guenther <rguenther@suse.de>
21599 PR middle-end/39214
21600 * langhooks.c (lhd_print_error_function): Check for NULL block.
21602 2009-02-17 Richard Guenther <rguenther@suse.de>
21604 PR tree-optimization/39204
21605 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
21608 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
21610 * config/soft-fp/double.h: Update from glibc CVS.
21612 2009-02-17 Richard Guenther <rguenther@suse.de>
21614 PR tree-optimization/39207
21615 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
21616 strict-aliasing warnings for pointers pointing to NULL.
21618 2009-02-16 Joseph Myers <joseph@codesourcery.com>
21621 * c-parser.c (c_parser_braced_init): Call pop_init_level when
21622 skipping until next close brace.
21624 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
21627 * config/i386/i386.c (ix86_expand_push): Set memory alignment
21628 to function argument boundary.
21630 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
21632 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
21633 in the lea_add. Reload eventually constraints it properly.
21634 * config/picochip/constraints.md: Remove the target constraint
21635 "b", since it is not needed anymore.
21637 2009-02-16 Jakub Jelinek <jakub@redhat.com>
21639 * gthr-dce.h: Uglify function parameter and local variable names.
21640 * gthr-gnat.h: Likewise.
21641 * gthr-mipssde.h: Likewise.
21642 * gthr-nks.h: Likewise.
21643 * gthr-posix95.h: Likewise.
21644 * gthr-posix.h: Likewise.
21645 * gthr-rtems.h: Likewise.
21646 * gthr-single.h: Likewise.
21647 * gthr-solaris.h: Likewise.
21648 * gthr-tpf.h: Likewise.
21649 * gthr-vxworks.h: Likewise.
21650 * gthr-win32.h: Likewise.
21652 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
21655 * config/i386/i386.md: Restrict the new peephole2 to move
21656 between MMX/SSE registers.
21658 2009-02-15 Richard Guenther <rguenther@suse.de>
21661 2009-02-13 Richard Guenther <rguenther@suse.de>
21663 * configure.ac: Enable LFS.
21664 * configure: Re-generate.
21665 * config.in: Likewise.
21667 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21669 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
21670 spu_srqwbyte, spu_srqwbytebc): Define.
21671 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
21672 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
21673 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
21674 "shrqby_<mode>"): New insn-and-split patterns.
21675 * config/spu/spu.c (expand_builtin_args): Determine and return
21676 number of operands using spu_builtin_description data.
21677 (spu_expand_builtin_1): Use it.
21679 2009-02-13 Steve Ellcey <sje@cup.hp.com>
21682 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
21685 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
21688 * config/i386/i386.c (override_options): Correct warning
21689 messages for -malign-loops, -malign-jumps and -malign-functions.
21691 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
21694 * config/i386/i386.md: Restrict the new peephole2 to move
21695 between the general purpose registers.
21697 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
21700 * config/i386/i386.c (type_natural_mode): Add a new argument.
21701 Return the original mode and warn ABI change if vector size is 32byte.
21702 (function_arg_advance): Updated.
21703 (function_arg): Likewise.
21704 (ix86_function_value): Likewise.
21705 (ix86_return_in_memory): Likewise.
21706 (ix86_sol10_return_in_memory): Likewise.
21707 (ix86_gimplify_va_arg): Likewise.
21708 (function_arg_32): Don't warn ABX ABI change here.
21709 (function_arg_64): Likewise.
21711 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
21713 * loop-iv.c (implies_p): In the final case, test that operands 0
21714 of the two comparisons match.
21716 * config/bfin/bfin.c (find_prev_insn_start): New function.
21717 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
21718 (find_next_insn_start): Move.
21720 2009-02-13 Richard Guenther <rguenther@suse.de>
21722 * configure.ac: Enable LFS.
21723 * configure: Re-generate.
21724 * config.in: Likewise.
21726 2009-02-13 Joseph Myers <joseph@codesourcery.com>
21729 * c-parser.c (c_parser_parms_list_declarator): Discard pending
21730 sizes on syntax error after some arguments have been parsed.
21732 2009-02-12 Jakub Jelinek <jakub@redhat.com>
21734 * doc/invoke.texi (-fira): Remove.
21736 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
21738 * caller-save.c: Replace regclass.c with reginfo.c in comments.
21739 * recog.c: Likewise.
21742 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
21744 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
21745 (umul_ppmm): Likewise.
21746 (count_leading_zeros): Likewise.
21747 (count_trailing_zeros): Likewise.
21748 (UMUL_TIME): Likewise.
21750 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
21752 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
21753 soft-fp/t-softfp to tmake_file.
21755 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
21756 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
21757 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
21758 IA64_BUILTIN_INFQ]: New.
21759 (ia64_init_builtins): Initialize __builtin_infq,
21760 __builtin_fabsq and __builtin_copysignq if not HPUX.
21761 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
21762 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
21764 * config/ia64/lib1funcs.asm (__divtf3): Define only if
21766 (__fixtfti): Likewise.
21767 (__fixunstfti): Likewise.
21768 (__floattitf): Likewise.
21770 * config/ia64/libgcc-glibc.ver: New.
21771 * config/ia64/t-fprules-softfp: Likewise.
21772 * config/ia64/sfp-machine.h: Likewise.
21774 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
21775 (LIBGCC2_TF_CEXT): Likewise.
21776 (TF_SIZE): Likewise.
21777 (TARGET_INIT_LIBFUNCS): Likewise.
21779 * config/ia64/t-glibc (SHLINB_MAPFILES):
21780 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
21782 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
21784 * config/i386/i386.c (construct_container): Rewrite processing
21785 BLKmode with X86_64_SSE_CLASS.
21787 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
21790 * config/i386/i386.md: Replace simplify_replace_rtx with
21791 replace_rtx in the new peephole2.
21793 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
21795 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
21796 loop unrolling do not happen at -O2.
21798 2009-02-12 Michael Matz <matz@suse.de>
21800 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
21802 2009-02-12 Jakub Jelinek <jakub@redhat.com>
21804 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
21807 2009-02-12 Ben Elliston <bje@au.ibm.com>
21809 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
21810 patterns when updating the back chain. Missed in the 2009-02-10
21813 2009-02-11 Janis Johnson <janis187@us.ibm.com>
21815 * doc/extend.texi (Decimal Floating Types): Update identifier of
21816 draft TR and list of missing support.
21818 2009-02-11 Jakub Jelinek <jakub@redhat.com>
21820 PR middle-end/39154
21821 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
21822 bit to variable length decl's flags, add it also to its
21823 pointer replacement variable.
21825 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
21826 Jakub Jelinek <jakub@redhat.com>
21829 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
21830 (memory_blockage): New expander.
21831 (*memory_blockage): New insn pattern.
21832 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
21833 instead of general blockage at the end of function prologue when
21834 frame pointer is used to access red zone area. Do not emit blockage
21835 when profiling, it is emitted in generic code.
21836 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
21837 function epilogue when frame pointer is used to access red zone area.
21839 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
21842 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
21843 by arithmetic with memory operands.
21844 * config/i386/predicates.md (commutative_operator): New.
21846 2009-02-10 Janis Johnson <janis187@us.ibm.com>
21848 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
21851 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
21853 * alias.h (record_alias_subset): Declare.
21854 * alias.c (record_alias_subset): Make global.
21856 2009-02-10 Nick Clifton <nickc@redhat.com>
21858 * tree-parloops.c: Change license to GPLv3.
21859 * ipa-struct-reorg.c: Change license to GPLv3.
21860 * ipa-struct-reorg.h: Change license to GPLv3.
21862 2009-02-10 Steve Ellcey <sje@cup.hp.com>
21865 * c-decl.c (start_struct): Return NULL on error.
21867 2009-02-10 Jakub Jelinek <jakub@redhat.com>
21869 PR middle-end/39124
21870 * cfgloopmanip.c (remove_path): Call remove_bbs after
21871 cancel_loop_tree, not before it.
21874 * function.h (struct function): Add has_local_explicit_reg_vars bit.
21875 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
21876 VAR_DECLs were seen.
21877 * tree-ssa-live.c (remove_unused_locals): Recompute
21878 cfun->has_local_explicit_reg_vars.
21879 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
21880 copies or clearings if cfun->has_local_explicit_reg_vars.
21882 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
21885 * config/i386/i386.c (expand_prologue): Emit blockage at the end
21886 of function prologue when frame pointer is used to access
21889 2009-02-10 Richard Guenther <rguenther@suse.de>
21891 PR middle-end/39127
21892 * gimplify.c (gimple_regimplify_operands): Always look if
21893 we need to create a temporary.
21895 2009-02-10 Richard Guenther <rguenther@suse.de>
21897 PR tree-optimization/39132
21898 * tree-loop-distribution.c (todo): New global var.
21899 (generate_memset_zero): Trigger TODO_rebuild_alias.
21900 (tree_loop_distribution): Return todo.
21902 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
21905 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
21906 (x86_64_reg_class_name): Removed.
21907 (classify_argument): Return 0 if bytes > 32. Return 0 if the
21908 first one isn't X86_64_SSE_CLASS or any other ones aren't
21909 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
21910 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
21911 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
21912 and 3 X86_64_SSEUP_CLASS.
21913 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
21914 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
21916 2009-02-10 Ben Elliston <bje@au.ibm.com>
21918 * config/rs6000/rs6000.md (allocate_stack): Always use an update
21919 form instruction to update the stack back chain word, even if the
21920 user has disabled the generation of update instructions.
21921 (movdi_<mode>_update_stack): New.
21922 (movsi_update_stack): Likewise.
21923 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
21924 always use an update form instruction to update the stack back
21927 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
21929 PR middle-end/38953
21930 * graphite.c (if_region_set_false_region): After moving a region in
21931 the false branch of a condition, remove the empty dummy basic block.
21932 (gloog): Remove wrong fix for PR38953.
21934 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21936 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
21937 generation due to implicit sign extension.
21939 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
21941 PR middle-end/38981
21942 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
21943 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
21945 2009-02-09 Richard Guenther <rguenther@suse.de>
21947 PR middle-end/35202
21948 * convert.c (convert_to_real): Disable (float)fn((double)x)
21949 to fnf(x) conversion if errno differences may occur and
21950 -fmath-errno is set.
21952 2009-02-07 Anatoly Sokolov <aesok@post.ru>
21954 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
21955 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21956 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21958 2009-02-06 Joseph Myers <joseph@codesourcery.com>
21961 * c-common.c (handle_alias_attribute): Disallow attribute for
21962 anything not a FUNCTION_DECL or VAR_DECL.
21964 2009-02-06 Janis Johnson <janis187@us.ibm.com>
21967 * real.c (do_compare): Special-case compare of zero against
21968 decimal float value.
21970 2009-02-06 Joseph Myers <joseph@codesourcery.com>
21973 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
21974 as indicating flexible array members unless the field itself is
21975 being declarared as the incomplete array.
21977 2009-02-06 Jan Hubicka <jh@suse.cz>
21979 PR tree-optimization/38844
21980 * ipa-inline.c (try_inline): Stop inlining recursion when edge
21981 is already inlined.
21983 2009-02-06 Richard Guenther <rguenther@suse.de>
21985 PR middle-end/38977
21986 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
21987 fork because we may expand it as __gcov_fork.
21989 2009-02-06 Nick Clifton <nickc@redhat.com>
21991 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
21993 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
21995 PR tree-optimization/35659
21996 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
21997 vn_phi_eq): Shortcut if hashcode does not match.
21998 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
22000 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
22001 and avoid iterative_hash_expr.
22002 (FOR_EACH_VALUE_ID_IN_SET): New.
22003 (value_id_compare): Remove.
22004 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
22005 sort expressions by value id.
22007 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
22010 * config/sh/predicates.md (general_movsrc_operand): Don't check
22011 the subreg of system registers here.
22013 2009-02-05 Jakub Jelinek <jakub@redhat.com>
22016 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
22017 on the copied decl.
22019 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
22021 PR rtl-optimization/39110
22022 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
22023 addresses, not aligned ones.
22025 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
22026 Richard Guenther <rguenther@suse.de>
22028 PR tree-optimization/39100
22029 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
22030 comment says and add edges.
22032 2009-02-05 Joseph Myers <joseph@codesourcery.com>
22035 * c-common.c (handle_tls_model_attribute): Ignore attribute for
22036 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
22038 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
22040 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
22041 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
22042 register_bb_in_sese, new_sese, free_sese): Moved.
22043 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
22044 outermost_loop_in_scop, build_scop_iteration_domain,
22045 expand_scalar_variables_ssa_name, get_vdef_before_scop,
22046 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
22047 Use loop_in_sese_p instead of loop_in_scop_p.
22048 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
22049 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
22050 (scopdet_basic_block_info): Fix bug in scop detection.
22051 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
22052 eq_loop_to_cloog_loop): Remove.
22053 (nb_loops_around_loop_in_scop, nb_loop
22054 ref_nb_loops): Moved here...
22055 * graphite.h (ref_nb_loops): ... from here.
22056 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
22057 (loop_domain_dim, loop_iteration_vector_dim): Remove.
22058 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
22059 * testsuite/gcc.dg/graphite/scop-19.c: New
22061 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
22062 Hans-Peter Nilsson <hp@axis.com>
22064 PR rtl-optimization/37889
22065 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
22066 Move offset handling from PLUS to before the switch. Use new
22067 arguments when considering SYMBOL_REFs too.
22068 (rtx_addr_can_trap_p): Pass dummy offset and size.
22069 (enum may_trap_p_flags): Remove.
22070 (may_trap_p_1): Pass size from MEM_SIZE.
22072 PR rtl-optimization/38921
22073 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
22074 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
22075 * rtlanal.c (may_trap_after_code_motion_p): Delete.
22076 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
22078 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
22080 AVX Programming Reference (January, 2009)
22081 * config/i386/sse.md (*vpclmulqdq): New.
22083 2009-02-04 Jakub Jelinek <jakub@redhat.com>
22085 PR tree-optimization/38977
22086 PR gcov-profile/38292
22087 * calls.c (special_function_p): Disregard __builtin_ prefix.
22089 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
22091 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
22092 non-indexable addresses even before reload.
22094 2009-02-03 Joseph Myers <joseph@codesourcery.com>
22097 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
22098 as having variable size. Do not give an error for unnamed
22099 parameters with [*] declarators. Give a warning for type names
22100 with [*] declarators and mark them as variable size.
22101 * c-parser.c (c_parser_sizeof_expression): Do not give an error
22102 for sizeof applied to [*] type names.
22104 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
22107 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
22109 2009-02-03 Jakub Jelinek <jakub@redhat.com>
22111 * gcc.c (process_command): Update copyright notice dates.
22112 * gcov.c (print_version): Likewise.
22113 * gcov-dump.c (print_version): Likewise.
22114 * mips-tfile.c (main): Likewise.
22115 * mips-tdump.c (main): Likewise.
22117 2009-02-03 Joseph Myers <joseph@codesourcery.com>
22120 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
22121 for composite type involving a zero-length array type.
22123 2009-02-03 Jakub Jelinek <jakub@redhat.com>
22126 * function.c (match_asm_constraints_1): Skip over
22127 initial optional % in the constraint.
22129 PR inline-asm/39059
22130 * c-parser.c (c_parser_postfix_expression): If fixed point is not
22131 supported, don't accept FIXED_CSTs.
22132 * c-decl.c (finish_declspecs): Error if fixed point is not supported
22133 and _Sat is used without _Fract/_Accum. Set specs->type to
22134 integer_type_node for cts_fract/cts_accum if fixed point is not
22137 2009-02-02 Catherine Moore <clm@codesourcery.com>
22139 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
22141 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
22143 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
22144 (ABI_HAS_64BIT_SYMBOLS): Use it.
22145 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
22147 2009-02-02 Paul Brook <paul@codesourcery.com>
22149 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
22151 2009-02-02 Jakub Jelinek <jakub@redhat.com>
22153 PR inline-asm/39058
22154 * recog.h (asm_operand_ok): Add constraints argument.
22155 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
22156 recurse on matching constraint.
22157 (check_asm_operands): Pass constraints as 3rd argument to
22158 asm_operand_ok. Don't look up matching constraint here.
22159 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
22162 2009-02-02 Ben Elliston <bje@au.ibm.com>
22164 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
22165 TARGET_NARROW_VOLATILE_BITFIELD macro names.
22167 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22169 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
22170 information. Remove some obsolete information. Reorganize.
22172 * config/pa/fptr.c: Revert license to GPL 2.
22173 * config/pa/milli64.S: Likewise.
22175 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
22178 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
22179 LIBRARY name in, instead of hard-coding it.
22180 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
22181 extra target make frag to tmake_files according to EH model.
22182 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
22183 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
22184 frags that define makefile variable EH_MODEL appropriately.
22185 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
22186 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
22187 to "-sjlj" according to type of EH configured.
22188 (LIBGCC_SONAME): Concatenate it to shared library base name.
22189 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
22190 to "_sjlj" according to type of EH configured.
22191 (LIBGCC_SONAME): Concatenate it to shared library base name.
22192 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
22193 (SHLIB_LINK): Add missing semicolon to if-else construct.
22194 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
22195 string value of "pe_dll" command-line option.
22196 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
22197 (SHLIB_SONAME): Use it when overriding t-cygming default.
22198 (SHLIB_IMPLIB): Override t-cygming default.
22199 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
22200 string value of "pe_dll" command-line option.
22202 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
22205 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
22206 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
22208 2009-01-31 Richard Guenther <rguenther@suse.de>
22210 PR tree-optimization/38937
22211 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
22212 computing the transitive closure.
22214 2009-01-30 Richard Guenther <rguenther@suse.de>
22216 PR tree-optimization/39041
22217 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22218 Propagate variable indices only if the types match for this stmt.
22220 2009-01-30 Jakub Jelinek <jakub@redhat.com>
22223 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
22224 inline but never defined.
22226 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
22228 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
22229 (*insv_h_di_reg_extimm): New insn.
22230 (*insv_l<mode>_reg_extimm): New insn.
22232 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
22234 * config/picochip/picochip.c (flag_conserve_stack): set
22235 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
22236 fconserve-stack. Reduce call-overhead used by inliner.
22238 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
22241 * common.opt (flag_conserve_stack): Initialised to zero.
22243 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
22246 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
22247 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
22250 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
22252 * ira-color.c (allocno_reload_assign): Update comments.
22253 * regmove.c (regmove_optimize): Likewise.
22257 2009-01-29 Robert Millan <rmh@aybabtu.com>
22259 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
22260 * config/i386/kopensolaris-gnu.h: New file. Undefine
22261 `MD_UNWIND_SUPPORT'.
22262 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
22264 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
22266 PR tree-optimization/39007
22267 * tree-loop-distribution.c (generate_builtin): Use
22268 recompute_dominator to compute the immediate dominator of the
22269 basic block just after the loop.
22271 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
22273 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
22274 (ASM_OUTPUT_DWARF_PCREL): Define.
22276 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
22278 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
22279 * doc/passes.texi: Remove entries about regclass, local-alloc, and
22280 global. Modify entries about regmove and IRA.
22282 * ra-conflict.c: Remove the file.
22284 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
22286 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
22287 (pass_regclass_init): Rename to pass_reginfo_init.
22289 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
22291 * toplev.h (flag_ira): Remove.
22293 * caller-save.c (setup_save_areas): Remove flag_ira.
22295 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
22297 * global.c: Remove the file.
22299 * opts.c (decode_options): Remove flag_ira.
22301 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
22303 * regmove.c: Modify file description.
22304 (find_use_as_address, try_auto_increment): Define them only if
22305 AUTO_INC_DEC is defined.
22306 (replacement_quality, replace_in_call_usage, fixup_match_1,
22307 stable_and_no_regs_but_for_p): Remove.
22308 (reg_set_in_bb): Make it static.
22309 (regmove_optimize): Remove flag_ira and code which worked for
22312 * local-alloc.c: Remove the file.
22314 * common.opt (fira): Remove.
22316 * ira.c: Include except.h.
22317 (eliminable_regset): Move from global.c.
22318 (mark_elimination): Ditto. Remove flag_ira.
22319 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
22320 equiv_mem_modified, validate_equiv_mem_from_store,
22321 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
22322 contains_replace_regs, memref_referenced_p, memref_used_between_p,
22323 no_equiv, recorded_label_ref): Move from local-alloc.c.
22324 (update_equiv_regs): Ditto. Make it static.
22325 (print_insn_chain, print_insn_chains): Move it from global.c.
22326 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
22327 (build_insn_chain): Ditto. Make it static.
22328 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
22329 Rename to init_live_subregs.
22330 (gate_ira): Remove flag_ira.
22332 * regclass.c: Rename reginfo.c. Change file description.
22333 (FORBIDDEN_INC_DEC_CLASSES): Remove.
22334 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
22335 (init_reg_sets_1): Remove code for evaluation of
22336 reg_class_superclasses and losing_caller_save_reg_set.
22337 (init_regs): Remove init_reg_autoinc.
22338 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
22339 ok_for_base_p_nonstrict): Remove.
22340 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
22341 (pass_regclass_init): Rename to pass_reginfo_init. Modify
22342 corresponding entries.
22343 (dump_regclass, record_operand_costs, scan_one_insn,
22344 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
22345 record_address_regs, auto_inc_dec_reg_p): Remove.
22346 (gt-regclass.h): Rename to gt-reginfo.h.
22348 * rtl.h (dump_global_regs, retry_global_alloc,
22349 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
22351 * Makefile.in (RA_H): Remove.
22352 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
22353 Rename regclass.o to reginfo.o.
22354 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
22356 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
22357 (GTFILES): Rename regclass.c to reginfo.c.
22359 * passes.c (init_optimization_passes): Remove pass_local_alloc and
22360 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
22362 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
22363 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
22365 (finish_spills): Ditto. Remove code for !flag_ira.
22367 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
22369 PR middle-end/35854
22370 * doc/invoke.texi (rtl debug options): Complete rewrite.
22371 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
22373 * mode-switching.c (pass_mode_switching): Rename pass from
22374 "mode-sw" to "mode_sw".
22375 * except.c (pass_convert_to_eh_ranges): Rename pass from
22376 "eh-ranges" to "eh_ranges".
22377 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
22381 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
22382 Alexander Monakov <amonakov@ispras.ru>
22384 PR middle-end/38857
22385 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
22387 (move_exprs_to_boundary): Change return type and pass through
22388 should_move from move_op. Relax assert. Update usage ...
22389 (schedule_expr_on_boundary): ... here. Use should_move instead of
22391 (move_op_orig_expr_found): Indicate that insn was disconnected from
22393 (code_motion_process_successors): Do not call after_merge_succs
22394 callback if original expression was not found when traversing any of
22396 (code_motion_path_driver): Change return type. Update prototype.
22397 (move_op): Update comment. Add a new parameter (should_move). Update
22398 prototype. Set *should_move based on indication provided by
22399 move_op_orig_expr_found.
22401 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
22403 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
22404 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
22405 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
22406 * config/rs6000/rs6000.c (rs6000_override_options): Default
22407 avoid-indexed-addresses on for Power6, off for everything else.
22408 (avoiding_indexed_address_p): New function.
22409 (rs6000_legitimize_address): Use it.
22410 (rs6000_legitimate_address): Likewise.
22411 * config/rs6000/rs6000.md (movXX_updateX): Likewise
22413 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
22415 PR tree-optimization/38997
22416 * tree-loop-distribution.c (generate_memset_zero): Use
22417 POINTER_PLUS_EXPR for a pointer addition.
22419 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
22421 * config/s390/s390.md (bswap<mode>2): New pattern added.
22423 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
22425 * config/s390/s390.md (*tls_load_31): Added type attribute.
22427 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
22429 * config/s390/s390.md: Fix a few comments.
22431 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
22433 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
22434 (*tm<mode>_full): Fixed z10prop attribute.
22435 (*tst<mode>_extimm): Fixed z10prop attribute.
22436 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
22437 (*tstqiCCT_cconly): Fixed z10prop attribute.
22438 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
22439 (*movsi_larl): Fixed z10prop attribute.
22440 (*movsi_zarch): Fixed z10prop attribute.
22441 (*movsi_eas): Fixed z10prop attribute.
22442 (*movhi): Fixed z10prop attribute.
22443 (*movqi): Fixed z10prop attribute.
22444 (*movstrictqi): Fixed z10prop attribute.
22445 (*mov<mode>): Fixed z10prop attribute.
22446 (*movcc): Fixed z10prop attribute.
22447 (*sethighpartdi_64): Fixed z10prop attribute.
22448 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
22449 (*negdi2_sign_cc): Fixed z10prop attribute.
22450 (*negdi2_sign): Fixed z10prop attribute.
22451 (*absdi2_sign_cc): Fixed z10prop attribute.
22452 (*absdi2_sign): Fixed z10prop attribute.
22453 (*negabsdi2_sign_cc): Fixed z10prop attribute.
22454 (*negabsdi2_sign): Fixed z10prop attribute.
22455 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
22456 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
22457 (doloop_si64): Fixed z10prop attribute.
22458 (doloop_si31): Fixed z10prop attribute.
22459 (doloop_long): Fixed z10prop attribute.
22460 (indirect_jump): Fixed z10prop attribute.
22461 (nop): Fixed z10prop attribute.
22462 (main_base_64): Fixed z10prop attribute.
22463 (reload_base_64): Fixed z10prop attribute.
22465 2009-01-28 Jakub Jelinek <jakub@redhat.com>
22467 PR rtl-optimization/38740
22468 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
22470 * config/mips/mips.c (mips_reorg): Likewise.
22472 2009-01-28 Richard Guenther <rguenther@suse.de>
22474 PR tree-optimization/38926
22475 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
22476 with the correct value id to a value.
22477 (do_regular_insertion): Use the value number of edoubleprime
22478 for the value number of the expr.
22481 2008-08-21 Richard Guenther <rguenther@suse.de>
22483 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
22484 a PHI ask VN if it is already available.
22485 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
22486 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
22488 2009-01-28 Jakub Jelinek <jakub@redhat.com>
22490 PR middle-end/38934
22491 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
22492 set to varying whenever max has TREE_OVERFLOW set, similarly
22493 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
22495 2009-01-28 Richard Guenther <rguenther@suse.de>
22497 PR middle-end/38908
22498 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
22499 uninitialized aggregate uses in call arguments.
22501 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
22503 PR tree-optimization/38984
22504 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
22505 the nothing_id variable if -fno-delete-null-pointer-checks.
22507 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
22510 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
22511 (set_got_offset_rex64): Ditto.
22513 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
22516 * doc/extend.texi: Improve local variable with asm reg.
22518 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
22520 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
22521 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
22522 was not supplied then set warn_packed_bitfield_compat to the
22523 default value of 1.
22524 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
22527 2009-01-27 Richard Guenther <rguenther@suse.de>
22529 PR tree-optimization/38503
22530 * cfgexpand.c (expand_gimple_basic_block): Ignore
22531 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
22532 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
22533 variables that cannot have TBAA applied.
22534 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
22537 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
22539 PR middle-end/38969
22540 * calls.c (initialize_argument_information): Do not wrap complex
22541 arguments in SAVE_EXPR.
22543 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
22545 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
22546 (INSTALL_LIBGCC): Revert typo commit.
22548 2009-01-26 Richard Guenther <rguenther@suse.de>
22550 PR tree-optimization/38745
22551 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
22552 from special handling.
22554 2009-01-26 Richard Guenther <rguenther@suse.de>
22556 PR tree-optimization/38745
22557 * tree-ssa.c (execute_update_addresses_taken): Do not include
22558 variables that cannot possibly be a register in not_reg_needs.
22559 Do not clear TREE_ADDRESSABLE on vars that may not become
22561 * tree-ssa.c (update_alias_info_1): Include those in the set
22562 of addressable vars.
22564 2009-01-26 Richard Guenther <rguenther@suse.de>
22566 PR middle-end/38851
22567 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
22568 * tree-ssa-dse.c: Include langhooks.h
22569 (execute_simple_dse): Remove stores with zero size.
22571 2009-01-24 Jakub Jelinek <jakub@redhat.com>
22574 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
22577 2009-01-24 Julian Brown <julian@codesourcery.com>
22579 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
22580 config/arm/linux-atomic.c.
22581 * config/arm/linux-atomic.c: New.
22583 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
22585 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
22586 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
22587 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
22589 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
22592 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
22595 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
22597 PR tree-optimization/38953
22598 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
22599 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
22600 (gloog): Split the exit of the scop when the scop exit is a loop exit.
22601 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
22604 2009-01-24 Paul Brook <paul@codesourcery.com>
22606 * config/arm/neon.md (neon_type): Move to arm.md.
22607 (neon_mov<VSTRUCT>): Add neon_type attribute.
22608 * config/arm/arm.md (neon_type): Move to here.
22609 (conds): Add "unconditioal" and use as default for NEON insns.
22611 2009-01-24 Ben Elliston <bje@au.ibm.com>
22613 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
22614 void *' warning from -Wc++-compat.
22615 * Makefile.in (dominance.o-warn): Remove.
22617 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
22619 PR tree-optimization/38932
22620 * fold-const.c (fold_unary_ignore_overflow): New.
22621 * tree.h (fold_unary_ignore_overflow): Declare.
22622 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
22623 * tree-ssa-sccvn.c (visit_reference_op_load,
22624 simplify_unary_expression): Likewise.
22626 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
22628 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
22629 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
22630 regardless of their type.
22631 * c-common.c (handle_packed_attribute): Don't ignore packed on
22633 * c.opt (Wpacked-bitfield-compat): New warning option.
22634 * stor-layout.c (place_field): Warn if offset of a field changed.
22635 * doc/extend.texi (packed): Mention the ABI change.
22636 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
22637 (Warning Options): Add it to the list.
22639 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
22641 * c-opts.c (c_common_post_options): Fix a typo in comments.
22643 2009-01-22 Steve Ellcey <sje@cup.hp.com>
22645 PR middle-end/38615
22646 * gimplify.c (gimplify_init_constructor): Fix promotion of const
22647 variables to static.
22648 * doc/invoke.texi (-fmerge-all-constants): Update description.
22650 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
22653 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
22654 (*movdi_1_rex64): Use type "mmx" for alternative 5.
22656 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
22658 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
22660 (LOCAL_ALIGNMENT): Similarly.
22662 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
22663 Joseph Myers <joseph@codesourcery.com>
22665 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
22666 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
22667 * config/arm/arm-tune.md: Regenerate.
22668 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
22671 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
22673 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
22674 version number to five.
22676 2009-01-22 Dodji Seketeli <dodji@redhat.com>
22679 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
22680 * c-common.c (set_underlying_type): Likewise.
22681 (is_typedef_decl ): Likewise
22683 (set_underlying_type): Likewise.
22684 (is_typedef_type): Likewise.
22686 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
22688 PR middle-end/38587
22689 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
22692 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
22695 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
22696 (LIBGCC_SPEC): Don't define.
22697 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
22699 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
22701 PR rtl-optimization/38879
22702 * alias.c (base_alias_check): Unaligned access via AND address can
22703 alias all surrounding object types except those with sizes equal
22704 or wider than the size of unaligned access.
22706 2009-01-21 Dodji Seketeli <dodji@redhat.com>
22709 * c-decl.c (clone_underlying_type): Move this ...
22710 * c-common.c (set_underlying_type): ... here.
22711 Also, make sure the function properly sets TYPE_STUB_DECL() on
22712 the newly created typedef variant type.
22713 (is_typedef_decl ): New entry point.
22714 * tree.h: Added a new member member_types_needing_access_check to
22715 struct tree_decl_non_common.
22716 (set_underlying_type): New entry point.
22717 (is_typedef_type): Likewise.
22719 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
22721 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
22722 Check whether two instructions have memory references that
22723 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
22724 are helper functions for traversing.
22725 * alias.h (insn_alias_sets_confilict_p): New prototypes.
22726 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
22727 not to draw dependency edge for instructions with non-conflicting
22730 2009-01-20 Joseph Myers <joseph@codesourcery.com>
22733 * longlong.h: Update copyright years. Use soft-fp license notice.
22734 Sync __clz_tab declaration with glibc.
22736 2009-01-20 Steve Ellcey <sje@cup.hp.com>
22739 * doc/extend.texi (syscall_linkage): New.
22740 (version_id): Modify.
22742 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
22743 Richard Guenther <rguenther@suse.de>
22745 PR tree-optimization/38747
22746 PR tree-optimization/38748
22747 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
22748 conversion if the base address is an indirect reference and the
22749 aliasing sets could cause issues.
22751 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
22753 * common.opt (fgraphite, fgraphite-identity): Add comment for
22754 explaining why these options are not documented.
22756 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
22758 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
22759 gimple_call_lhs is NULL.
22761 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
22764 * emit-rtl.c (adjust_address_1): Make sure memref is never
22767 2009-01-20 Ben Elliston <bje@au.ibm.com>
22769 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
22770 const qualifier from arg parameter. Remove unnecessary cast to char *.
22771 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
22772 const qualifier from arg 2.
22774 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
22776 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
22778 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
22781 * rtl.h (reinit_regs): New prototype.
22782 * regclass.c: Include ira.h.
22783 (reinit_regs): New.
22784 * Makefile.in (regclass.o): Add ira.h.
22785 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
22787 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
22790 * c-common.c (handle_aligned_attribute): Use
22791 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
22792 default alignment value.
22794 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
22796 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
22797 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
22799 * doc/extend.texi: Update __attribute__ ((aligned)). Document
22800 __BIGGEST_ALIGNMENT__.
22802 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
22804 2009-01-18 Richard Guenther <rguenther@suse.de>
22806 PR tree-optimization/38819
22807 * tree-flow.h (operation_could_trap_helper_p): Declare.
22808 * tree-eh.c (operation_could_trap_helper_p): Export.
22809 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
22810 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
22811 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
22812 are about to insert a possibly trapping instruction and fail
22815 2009-01-18 Andreas Schwab <schwab@suse.de>
22817 * doc/install.texi (Configuration): Remove obsolete paragraph
22818 about use of --with-gnu-ld with --with-gnu-as.
22820 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
22822 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
22823 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
22824 Follow spelling conventions.
22826 2009-01-18 Ben Elliston <bje@au.ibm.com>
22828 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
22829 C++ warning about implicit conversion from void * to struct
22831 (bitmap_obstack_free): Likewise for bitmap_element *.
22832 * Makefile.in (bitmap.o-warn): Remove.
22834 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
22836 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
22838 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
22839 Tobias Grosser <tobi.grosser@amd.com>
22841 * graphite.c (graphite_trans_scop_block): Do not block single
22844 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
22846 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
22847 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
22848 test with assertion.
22850 2009-01-16 Richard Guenther <rguenther@suse.de>
22852 PR tree-optimization/38835
22853 PR middle-end/36227
22854 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
22855 and INT + PTR -> (INT)(PTR p+ INT) folding.
22856 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
22858 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
22861 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
22862 the subreg from a lowpart subreg if it is also casting the value.
22864 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
22865 Tobias Grosser <tobi.grosser@amd.com>
22867 * graphite.c (compare_prefix_loops): New.
22868 (build_scop_canonical_schedules): Rewritten.
22869 (graphite_transform_loops): Move build_scop_canonical_schedules
22870 after build_scop_iteration_domain.
22872 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
22873 Tobias Grosser <tobi.grosser@amd.com>
22875 * graphite.c (add_conditions_to_domain): Add the loops to
22876 the dimension of the iteration domain. Do copy the domain
22877 only when it exists.
22878 (build_scop_conditions_1): Do not call add_conditions_to_domain.
22879 (add_conditions_to_constraints): New.
22880 (can_generate_code_stmt, can_generate_code): Removed.
22881 (gloog): Do not call can_generate_code.
22882 (graphite_transform_loops): Call add_conditions_to_constraints
22883 after building the iteration domain.
22885 2009-01-16 Jakub Jelinek <jakub@redhat.com>
22887 PR tree-optimization/38789
22888 * tree-ssa-threadedge.c
22889 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
22890 __builtin_constant_p.
22892 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
22894 * dce.c (delete_unmarked_insns): Reversed the order that insns are
22895 examined before deleting them.
22897 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
22899 * function.c (aggregate_value_p): Correctly extract the function
22900 type from CALL_EXPR_FN lookup.
22902 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22904 * config/picochip/picochip.c (picochip_override_options): Revert
22905 CFI asm flag disable commited previously.
22907 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
22908 Tobias Grosser <tobi.grosser@amd.com>
22909 Jan Sjodin <jan.sjodin@amd.com>
22911 * graphite.c (scan_tree_for_params): On substractions negate
22912 all the coefficients of the term.
22913 (clast_to_gcc_expression_red): New. Handle reduction expressions
22914 of more than two operands.
22915 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
22916 (get_vdef_before_scop): Handle also the case of default definitions.
22918 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
22920 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
22921 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
22922 Also use them when walking CALL_INSN_FUNCTION_USAGE.
22924 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
22925 Joey Ye <joey.ye@intel.com>
22927 PR middle-end/37843
22928 * cfgexpand.c (expand_stack_alignment): Don't update stack
22929 boundary nor check incoming stack boundary here.
22930 (gimple_expand_cfg): Update stack boundary and check incoming
22931 stack boundary here.
22933 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
22935 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
22937 2009-01-14 Jakub Jelinek <jakub@redhat.com>
22939 PR rtl-optimization/38245
22940 * calls.c (expand_call): Add stack arguments to
22941 CALL_INSN_FUNCTION_USAGE even for pure calls (when
22942 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
22943 in regs and partially in memory or BLKmode arguments.
22944 (emit_library_call_value_1): Add stack arguments to
22945 CALL_INSN_FUNCTION_USAGE even for pure calls (when
22946 ACCUMULATE_OUTGOING_ARGS).
22947 * dce.c: Include tm_p.h.
22948 (find_call_stack_args): New function.
22949 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
22951 (mark_insn): Call find_call_stack_args for CALL_Ps.
22952 (prescan_insns_for_dce): Walk insns backwards in bb rather than
22953 forwards. Allocate and free arg_stores bitmap if needed, pass it
22954 down to deletable_insn_p, don't mark stores set in arg_stores
22955 bitmap, clear the bitmap at the beginning of each bb.
22956 * Makefile.in (dce.o): Depend on $(TM_P_H).
22958 2009-01-14 Michael Meissner <gnu@the-meissners.org>
22961 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
22962 to make sure the insn is a conditional test (bug 22599). Reformat a
22965 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
22967 PR middle-end/38431
22968 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
22969 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
22970 (gloog): Do not call cleanup_tree_cfg.
22971 (graphite_transform_loops): Call cleanup_tree_cfg after all
22972 scops have been code generated.
22974 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
22975 * doc/gty.texi (Invoking the garbage collector): Added new node
22976 and section documenting ggc_collect.
22978 2009-01-14 Richard Guenther <rguenther@suse.de>
22980 PR tree-optimization/38826
22981 PR middle-end/38477
22982 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
22983 initialization notes only if we actually emitted a warning.
22984 (intra_create_variable_infos): Add constraints for a result decl
22985 that is passed by hidden reference.
22986 (build_pred_graph): Mark all related variables non-direct on
22989 2009-01-14 Nick Clifton <nickc@redhat.com>
22991 * ira-conflicts.c: Include addresses.h for the definition of
22993 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
22994 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
22996 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
22999 * Makefile.in (ira-lives.o): Add except.h.
23001 * ira-lives.c: Include except.h.
23002 (process_bb_node_lives): Process can_throw_internal.
23004 2009-01-13 Jakub Jelinek <jakub@redhat.com>
23006 PR rtl-optimization/38774
23007 * combine.c (simplify_set): When undoing cc_use change, don't do
23008 PUT_CODE on the newly created comparison, but instead put back the
23011 2009-01-13 Joseph Myers <joseph@codesourcery.com>
23013 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
23014 values. Remove duplicate arm8 entry.
23016 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
23018 PR tree-optimization/38786
23019 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
23020 the SSA_NAME case of expand_scalar_variables_expr.
23021 Set the type of an expression to the type of its assign statement.
23022 (expand_scalar_variables_expr): Also gather the scalar computation
23023 used to index the memory access. Do not pass loop_p.
23024 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
23025 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
23026 the gimple_stmt_iterator where it inserts new code.
23027 Do not pass loop_p.
23028 (copy_bb_and_scalar_dependences): Do not pass loop_p.
23029 (translate_clast): Update call to copy_bb_and_scalar_dependences.
23031 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
23033 * graphite.h (debug_value): Removed.
23034 * graphite.c (debug_value): Removed.
23036 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
23038 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
23039 ldrd/strd with two 32-bit instructions.
23041 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
23043 * config/arm/arm.c (struct processors): Pass for speed down into
23044 cost helper functions.
23045 (const_ok_for_op): Handle COMPARE and inequality nodes.
23046 (arm_rtx_costs_1): Rewrite.
23047 (arm_size_rtx_costs): Update prototype.
23048 (arm_rtx_costs): Pass speed down to helper functions.
23049 (arm_slowmul_rtx_costs): Rework cost calculations.
23050 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
23051 (arm_9e_rtx_costs): Likewise.
23053 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
23055 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
23056 relocations of local symbols wider than UNITS_PER_WORD are not valid.
23057 (alpha_legitimize_address): Do not split local symbols wider than
23058 UNITS_PER_WORD into HIGH/LO_SUM parts.
23060 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
23063 * gcc.c (process_command): Replace call to execvp with calls
23064 to pex_one and exit.
23066 2009-01-03 Anatoly Sokolov <aesok@post.ru>
23069 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
23070 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
23071 variant for devices with 3-byte PC.
23072 (__tablejump_elpm__): New.
23074 2009-01-12 Jakub Jelinek <jakub@redhat.com>
23077 * c-parser.c (c_parser_postfix_expression): Allow `->' in
23078 offsetof member-designator, handle it as `[0].'.
23080 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23082 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
23083 function when not using named sections on targets with named sections
23084 if branch distance is less than 262132.
23086 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
23088 * combine.c (combine_instructions): Recompute
23089 optimize_this_for_speed_p for each BB in the main combine loop.
23091 2009-01-12 Tomas Bily <tbily@suse.cz>
23094 * tree-loop-distribution.c (prop_phis): New function.
23095 (generate_builtin): Call prop_phis.
23096 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
23098 2009-01-12 Jakub Jelinek <jakub@redhat.com>
23100 PR tree-optimization/38807
23101 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
23102 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
23104 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
23106 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
23107 subreg of op0 to the original op0.
23109 2009-01-11 Laurent GUERBY <laurent@guerby.net>
23111 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
23113 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
23116 * mips-tfile.c (parse_def): Fix parsing of def strings
23117 starting with digits.
23119 2009-01-10 Jakub Jelinek <jakub@redhat.com>
23122 * config/arm/arm.c (arm_is_long_call_p): Don't call
23123 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
23125 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
23127 * regrename.c (regrename_optimize): Fix dumping.
23128 (find_oldest_value_reg): Preserve REG_POINTER.
23129 (copy_hardreg_forward_1): Likewise.
23131 2009-01-09 Diego Novillo <dnovillo@google.com>
23133 * gimple.h (struct gimple_statement_base) <uid>: Document
23134 the restrictions on its use.
23135 (gimple_uid): Tidy.
23136 (gimple_set_uid): Tidy.
23138 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23140 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
23141 zero guard even if align_bytes != 0 and count is smaller than
23144 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
23146 PR rtl-optimization/38495
23147 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
23148 (add_range_and_copies_from_move_list): Print all added ranges.
23149 Add ranges to memory optimized destination.
23151 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23155 * config/i386/i386.c (override_options): Reject
23156 -mstringop-strategy=rep_8byte with -m32.
23157 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
23158 to 1. Do count comparison against epilogue_size_needed at compile
23159 time even when count_exp was constant forced into register. For
23160 size_needed don't jump to epilogue, instead just avoid aligning
23161 and invoke the body algorithm. If need_zero_guard, add zero guard
23162 even if count is non-zero, but smaller than size_needed + number of
23163 bytes that could be stored for alignment.
23164 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
23165 to 1. If need_zero_guard, add zero guard even if count is non-zero,
23166 but smaller than size_needed + number of bytes that could be stored
23167 for alignment. Compare size_needed with epilogue_size_needed instead
23168 of desired_align - align, don't adjust size_needed, pass
23169 epilogue_size_needed to the epilogue expanders.
23172 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
23174 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23176 * pa.c (last_address): Change to unsigned.
23177 (update_total_code_bytes): Change argument to unsigned. Don't
23178 check if insn addresses are set.
23179 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
23180 addresses are not set.
23181 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
23183 2009-01-09 Nick Clifton <nickc@redhat.com>
23185 * config/sh/symbian.c: Replace uses of DECL_INLINE with
23186 DECL_DECLARED_INLINE_P.
23188 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23190 PR middle-end/38347
23191 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
23192 GET_MODE (op0) in operand_subword_force calls.
23194 PR middle-end/38771
23195 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
23196 fold_convert arg0 operands to TREE_TYPE (op0) first.
23198 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
23200 * params.def (ira-max-conflict-table-size): Decrease default value
23203 2009-01-08 Jakub Jelinek <jakub@redhat.com>
23205 PR tree-optimization/37031
23206 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
23208 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
23209 allocate it using gc instead of heap, use VEC_quick_push instead of
23211 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
23212 instead of heap, use VEC_quick_push instead of VEC_safe_push.
23213 * tree-data-ref.h (struct access_matrix): Change matrix to gc
23214 allocated vector from heap allocated.
23215 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
23216 * tree-loop-linear.c (linear_transform_loops): Allocate nest
23217 vector only after perfect_loop_nest_depth call.
23219 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
23220 Jan Sjodin <jan.sjodin@amd.com>
23222 PR tree-optimization/38559
23223 * graphite.c (debug_value, copy_constraint,
23224 swap_constraint_variables, scale_constraint_variable, ): New.
23225 (get_lower_bound, get_upper_bound): Removed.
23226 (graphite_trans_bb_strip_mine): Clean up this code that works
23227 only for constant number of iterations. Fully copy upper and
23228 lower bound constraints, not only the constant part of them.
23229 * graphite.h (debug_value): Declared.
23231 2009-01-08 Ira Rosen <irar@il.ibm.com>
23233 PR tree-optimization/37194
23234 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
23235 Don't add the cost of cost model guard in prologue to scalar
23236 outside cost in case of known number of iterations.
23238 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
23239 Alan Modra <amodra@bigpond.net.au>
23241 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
23242 non-word-aligned REG+CONST addressing.
23244 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
23247 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
23248 free_after_compilation when outputting a thunk.
23249 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
23250 Do not call free_after_compilation here.
23252 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
23254 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
23255 (ix86_valid_target_attribute_inner_p): Ditto.
23257 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
23259 PR tree-optimization/38492
23260 PR tree-optimization/38498
23261 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
23262 * tree-chrec.h (scev_is_linear_expression): Declared.
23263 * graphite.c (graphite_cannot_represent_loop_niter): New.
23264 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
23265 (graphite_loop_normal_form): Use gcc_assert.
23266 (scan_tree_for_params): Use CASE_CONVERT.
23267 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
23268 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
23269 Use gcc_assert. Discard scops that contain unhandled cases.
23270 (build_scop_conditions): Return a boolean status for unhandled cases.
23271 (strip_mine_profitable_p): Print the loop number, not its depth.
23272 (is_interchange_valid): Pass the depth of the loop nest, don't
23273 recompute it wrongly.
23274 (graphite_trans_bb_block): Same.
23275 (graphite_trans_bb_block): Print tentative of loop blocking.
23276 (graphite_trans_scop_block): Do not print that the loop has been
23278 (graphite_transform_loops): Do not handle scops that contain condition
23281 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
23283 AVX Programming Reference (December, 2008)
23284 * config/i386/avxintrin.h (_mm256_stream_si256): New.
23285 (_mm256_stream_pd): Likewise.
23286 (_mm256_stream_ps): Likewise.
23288 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
23289 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
23290 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
23291 (bdesc_special_args): Add __builtin_ia32_movntdq256,
23292 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
23293 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
23294 (ix86_expand_special_args_builtin): Likewise.
23296 * config/i386/sse.md (AVXMODEDI): New.
23297 (avx_movnt<mode>): Likewise.
23298 (avx_movnt<mode>): Likewise.
23299 (<sse>_movnt<mode>): Remove AVX support.
23300 (sse2_movntv2di): Likewise.
23302 2009-01-07 Richard Guenther <rguenther@suse.de>
23304 PR middle-end/38751
23305 * fold-const.c (extract_muldiv): Remove obsolete comment.
23306 (fold_plusminus_mult_expr): Undo MINUS_EXPR
23307 to PLUS_EXPR canonicalization for the canonicalization.
23309 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
23311 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
23312 hosted cross-compilers generating less efficient code.
23314 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
23316 * function.h (rtl_data): Add a dbr_scheduled_p field.
23317 * reorg.c (dbr_schedule): Set it.
23318 (gate_handle_delay_slots): Check it.
23319 * config/mips/mips.c (mips_base_delayed_branch): Delete.
23320 (mips_reorg): Check flag_delayed_branch instead of
23321 mips_base_delayed_branch.
23322 (mips_override_options): Don't set mips_base_delayed_branch
23323 or flag_delayed_branch.
23325 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
23327 PR rtl-optimization/38426.
23328 * ira.c (ira): Set current_function_is_leaf earlier.
23330 2009-01-06 Jakub Jelinek <jakub@redhat.com>
23332 PR rtl-optimization/38722
23333 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
23334 too early, only set a flag and modify after last possible
23337 2009-01-06 Janis Johnson <janis187@us.ibm.com>
23340 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
23341 * real.c (decimal_single_format): Correct values of emin and emax.
23342 (decimal_double_format): Ditto.
23343 (decimal_quad_format): Ditto.
23344 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
23345 computation of DECnn_MIN and DECnn_MAX for corrected values of
23346 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
23347 __DECnn_MIN__, and adjust its computation for the corrected value
23350 2009-01-06 Jan Hubicka <jh@suse.cz>
23353 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
23355 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
23357 * doc/contrib.texi (Contributors): Slightly adjust the end note.
23358 Add Robert Clark to the list of testers.
23360 2009-01-06 Jan Hubicka <jh@suse.cz>
23361 Kai Tietz <kai.tietz@onevision.com>
23363 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
23364 * config/i386/i386.c (ix86_expand_call): Add clobbers.
23366 2009-01-06 Jan Hubicka <jh@suse.cz>
23367 Kai Tietz <kai.tietz@onevision.com>
23369 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
23371 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
23372 (ix86_nsaved_regs): Count only general purpose regs.
23373 (ix86_nsaved_sseregs): New.
23374 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
23375 to 16 for w64; compute padding and size of sse reg save area.
23376 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
23377 general purpose regs.
23378 (ix86_emit_save_sse_regs_using_mov): New.
23379 (ix86_expand_prologue): Save SSE regs if needed.
23380 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
23381 (ix86_emit_restore_sse_regs_using_mov): New.
23382 (ix86_expand_epilogue): Save SSE regs if needed.
23384 2009-01-06 Jan Hubicka <jh@suse.cz>
23385 Kai Tietz <kai.tietz@onevision.com>
23387 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
23388 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
23389 functions when accumulate outgoing args is off.
23391 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
23394 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
23395 before using pseudos_have_intersected_live_ranges_p.
23397 * ira-int.h (ira_assert): Always define.
23399 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
23401 AVX Programming Reference (December, 2008)
23402 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
23403 (_mm256_permute2_pd): Likewise.
23404 (_mm_permute2_ps): Likewise.
23405 (_mm256_permute2_ps): Likewise.
23406 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
23407 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
23409 * config/i386/i386.c (ix86_builtins): Remove
23410 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
23411 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
23412 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
23413 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
23414 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
23415 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
23416 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
23417 __builtin_ia32_vpermil2ps256.
23418 (ix86_init_mmx_sse_builtins): Updated.
23419 (ix86_expand_args_builtin): Likewise.
23421 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23423 * pa.c (output_call): Relocate non-jump insns in the delay slot of
23424 long absolute calls when generating PA 2.0 code.
23426 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
23428 PR rtl-optimization/38583
23429 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
23431 * params.def (ira-max-conflict-table-size): New.
23433 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
23435 * ira.h (ira_conflicts_p): New external definition.
23437 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
23438 table. Report this. Return result of building.
23439 (ira_build_conflicts): Use ira_conflicts_p. Check result of
23440 building conflict table.
23442 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
23443 (ira_color): Use ira_conflicts_p.
23445 * global.c: Include ira.h.
23446 (pseudo_for_reload_consideration_p, build_insn_chain): Use
23449 * Makefile.in (global.o): Add ira.h.
23451 * ira-build.c (mark_all_loops_for_removal,
23452 propagate_some_info_from_allocno): New.
23453 (remove_unnecessary_allocnos): Call
23454 propagate_some_info_from_allocno.
23455 (remove_low_level_allocnos): New.
23456 (remove_unnecessary_regions): Add parameter. Call
23457 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
23458 parameter to remove_unnecessary_regions.
23459 (ira_build): Remove all regions but root if the conflict table was
23460 not built. Update conflict hard regs for allocnos crossing calls.
23462 * ira.c (ira_conflicts_p): New global.
23463 (ira): Define and use ira_conflicts_p.
23465 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
23466 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
23467 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
23469 2009-01-06 Ben Elliston <bje@au.ibm.com>
23471 * gengtype-lex.l (YY_NO_INPUT): Define.
23473 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
23476 * c-common.c (handle_vector_size_attribute): Also reject
23477 BOOLEAN_TYPE types.
23479 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
23481 PR tree-optimization/38492
23482 * graphite.c (rename_map_elt, debug_rename_elt,
23483 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
23484 rename_map_elt_info, eq_rename_map_elts,
23485 get_new_name_from_old_name, bb_in_sese_p): Moved around.
23486 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
23487 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
23488 (sese_build_livein_liveouts): New.
23489 (new_sese, free_sese): New.
23490 (new_scop): Call new_sese.
23491 (free_scop): Call free_sese.
23492 (rename_variables_from_edge, rename_phis_end_scop): Removed.
23493 (register_old_new_names): Renamed register_old_and_new_names.
23494 (register_scop_liveout_renames, add_loop_exit_phis,
23495 insert_loop_close_phis, struct igp,
23496 default_liveout_before_guard, add_guard_exit_phis,
23497 insert_guard_phis, copy_renames): New.
23498 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
23499 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
23500 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
23501 (scop_adjust_phis_for_liveouts): New.
23502 (gloog): Call scop_adjust_phis_for_liveouts.
23504 * graphite.h (struct sese): Documented. Added fields liveout,
23505 num_ver and livein.
23506 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
23507 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
23508 (struct scop): Added field liveout_renames.
23509 (SCOP_LIVEOUT_RENAMES): New.
23511 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
23513 PR tree-optimization/38510
23514 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
23515 (translate_clast): Call recompute_all_dominators before
23517 (gloog): Call recompute_all_dominators before graphite_verify.
23519 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
23520 Jan Sjodin <jan.sjodin@amd.com>
23522 PR tree-optimization/38500
23523 * graphite.c (create_sese_edges): Call fix_loop_structure after
23526 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
23528 * config.gcc: Add m32r*-*-rtems*.
23529 * config/m32r/rtems.h: New file.
23531 2009-01-05 Ben Elliston <bje@au.ibm.com>
23533 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
23534 (.po.pox): Likewise.
23535 (po/gcc.pot): Likewise.
23537 2009-01-04 David S. Miller <davem@davemloft.net>
23539 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
23540 (STARTING_FRAME_OFFSET): Always set to zero.
23542 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
23544 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
23545 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
23546 fixed-point types, and vectors of the same.
23548 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
23550 * config/mips/sync.md (*mb_barrier): Rename to...
23551 (*memory_barrier): ...this.
23553 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
23555 * doc/extend.texi (Function Attributes): Move @cindex after @item
23556 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
23557 and put in alphabetical order. Fix 'target' name and put in order.
23558 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
23561 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
23563 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
23564 (memory_barrier): Expand as unspec instead of unspec_volatile.
23565 Remove mem:BLK from insn operands. Use Pmode scratch register.
23566 (*memory_barrier): Define as unspec instead of unspec_volatile.
23567 Use (match_dup 0) as input operand.
23569 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
23570 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
23571 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
23572 scratch register. Remove operand 1.
23573 (*stbar): Define as unspec instead of unspec_volatile.
23574 Use (match_dup 0) as input operand, remove (const_int 8).
23575 (*membar): Define as unspec instead of unspec_volatile.
23576 Use (match_dup 0) as input operand, remove input operand 2.
23578 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
23579 (memory_barrier): Expand as unspec instead of unspec_volatile.
23580 Remove mem:BLK from insn operands. Use Pmode scratch register.
23581 (*memory_barrier): Define as unspec instead of unspec_volatile.
23582 Use (match_dup 0) as input operand.
23584 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
23585 Remove mem:BLK from insn operands. Use Pmode scratch register.
23586 Set volatile flag on operand 0.
23587 (*memory_barrier): New insn pattern.
23589 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
23591 (*memory_barrier): Use (match_dup 0) as input operand.
23593 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
23594 Remove mem:BLK from insn operands. Use Pmode scratch register.
23595 Set volatile flag on operand 0.
23596 (*mb_internal): New insn pattern.
23598 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
23600 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
23602 PR middle-end/38586
23603 * function.c (struct temp_slot): Move to the section of the file
23604 that deals with temp slots. Remove field 'address'.
23605 (temp_slot_address_table): New hash table of address -> temp slot.
23606 (struct temp_slot_address_entry): New struct, items for the table.
23607 (temp_slot_address_compute_hash, temp_slot_address_hash,
23608 temp_slot_address_eq, insert_temp_slot_address): Support functions
23610 (find_temp_slot_from_address): Rewrite to use the new hash table.
23611 (remove_unused_temp_slot_addresses): Remove addresses of temp
23612 slots that have been made available.
23613 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
23614 worker function for remove_unused_temp_slot_addresses.
23615 (assign_stack_temp_for_type): Don't clear the temp slot address list.
23616 Add the temp slot address to the address -> temp slot map.
23617 (update_temp_slot_address): Update via insert_temp_slot_address.
23618 (free_temp_slots): Call remove_unused_temp_slot_addresses.
23619 (pop_temp_slots): Likewise.
23620 (init_temp_slots): Allocate the address -> temp slot map, or empty
23621 the map if it is already allocated.
23622 (prepare_function_start): Initialize temp slot processing.
23624 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
23626 PR middle-end/38584
23627 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
23628 Calculate the size of all stack vars assuming no packing of stack
23629 vars will happen, replacing a quadratic algorithm with a linear one.
23631 2009-01-03 Jakub Jelinek <jakub@redhat.com>
23634 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
23637 2009-01-03 Diego Novillo <dnovillo@google.com>
23639 * doc/contrib.texi: Update contributions.
23641 2009-01-03 Jakub Jelinek <jakub@redhat.com>
23644 * builtins.c (fold_builtin_memory_op): Give up if either operand
23645 is volatile. Set srctype or desttype to non-qualified version
23649 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
23650 and FUNCTION_DECLs.
23652 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
23654 PR rtl-optimization/35805
23655 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
23656 problem if fast dce is able to remove any instructions.
23657 * dce.c (dce_process_block): Fix dump message.
23659 2009-01-02 Mark Mitchell <mark@codesourcery.com>
23662 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
23664 2009-01-02 Jakub Jelinek <jakub@redhat.com>
23666 PR middle-end/38690
23667 * tree-flow.h (op_code_prio, op_prio): New prototypes.
23668 * tree-pretty-print.c (op_code_prio): New function.
23669 (op_prio): No longer static. Use op_code_prio.
23670 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
23671 Use op_prio and op_code_prio to determine if () should be
23672 printed around operand(s) or not.
23674 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
23675 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
23676 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
23677 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
23678 pp_character instead of pp_string for single letter printing.
23680 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
23682 * doc/extend.texi: Fix '#pragma GCC option' typo.
23684 2009-01-02 Richard Guenther <rguenther@suse.de>
23686 * doc/install.texi (--enable-checking): Mention different
23687 default for stage1.
23688 (--enable-stage1-checking): Document.
23690 2009-01-01 Andrew Pinski <pinskia@gmail.com>
23692 PR middle-end/30142
23693 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
23694 case to be an error.
23696 2009-01-02 Ben Elliston <bje@au.ibm.com>
23698 * config/fp-bit.h (pack_d): Constify argument.
23699 * config/fp-bit.c (makenan): Constify return type. Remove casts.
23700 (isnan): Constify argument.
23702 (iszero): Likewise.
23703 (pack_d): Likewise.
23704 (_fpadd_parts): Constify return type.
23705 (_fpmul_parts): Likewise.
23706 (_fpdiv_parts): Likewise.
23708 2009-01-01 Jakub Jelinek <jakub@redhat.com>
23711 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
23712 warn about overwriting initializer with side-effects or
23713 -Woverride-init if !IMPLICIT.
23714 (output_init_element): Likewise. Pass IMPLICIT down to
23716 (process_init_element): Add IMPLICIT argument. Pass it down
23717 to output_init_element.
23718 (push_init_element, pop_init_level, set_designator): Adjust
23719 process_init_element callers.
23720 (set_nonincremental_init, set_nonincremental_init_from_string):
23721 Adjust add_pending_init callers.
23722 (output_pending_init_elements): Adjust output_init_element callers.
23723 * c-tree.h (process_init_element): Adjust prototype.
23724 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
23725 process_init_element callers.
23728 Copyright (C) 2009 Free Software Foundation, Inc.
23730 Copying and distribution of this file, with or without modification,
23731 are permitted in any medium without royalty provided the copyright
23732 notice and this notice are preserved.