1 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
3 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
7 * tree.h (tree_expr_nonzero_p): Export.
8 * fold-const.c (tree_expr_nonzero_p): Likewise.
9 Return true for CALL_EXPRs that are alloca calls.
10 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
12 * tree-flow.h (expr_computes_nonzero): Remove.
13 * tree-vrp.c (expr_computes_nonzero): Remove.
14 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
15 (extract_range_from_unary_expr): Likewise.
16 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
19 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
21 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
22 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
23 extra arg "picreg" and use it instead of pic_offset_table_rtx.
25 (frame_related_constant_load): New arg "related" which controls
26 setting of RTX_FRAME_RELATED_P. All callers changed.
27 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
28 (bfin_expand_prologue): Add stack limit checking.
29 * config/bfin/bfin.md (trapifcc): New pattern.
31 * config/bfin/bfin.c: Include "langhooks.h".
32 (def_builtin): Go through lang_hooks to call builtin_function.
34 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
35 * config/bfin/predicates.md (symbol_ref_operand): New.
36 (call_insn_operand): Delete. All callers changed to use
37 register_no_elim_operand.
38 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
40 (function_arg): Use it to generate the call's operand 2.
41 (bfin_longcall_p): New function.
42 (bfin_expand_call): Extra arg "cookie". All callers and declaration
43 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
44 determine if the address needs to be in a REG.
45 (bfin_handle_longcall_attribute): New function.
46 (bfin_attribute_table): Add "longcall" and "shortcall".
47 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
48 (CUMULATIVE_ARGS): New member call_cookie.
49 (PREDICATE_CODES): Add symbol_ref_operand.
50 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
51 extra USE to the pattern.
52 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
53 New patterns, split off call_insn, sibcall_insn, call_value_insn and
54 sibcall_value_insn; now the new patterns handle direct calls and the
55 old ones indirect calls.
56 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
58 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
60 * doc/trouble.texi: Update section on handling of empty loops.
62 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
64 * config.gcc: Remove support for sparc-*-openbsd*,
65 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
67 * config.host: Remove support for i860-*-sysv4* as a host.
68 * config/i860/*, config/ip2k/*, config/ns32k/*,
69 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
70 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
71 mention obsolete ports.
73 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
75 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
77 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
79 (sh_expand_epilogue): Likewise.
80 (sh_set_return_address): Likewise.
81 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
82 instead of FRAME_POINTER_REGNUM if needed. Add elimination
83 offsets from FRAME_POINTER_REGNUM.
84 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
85 (sh_register_names): Add initializer for sfp.
86 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
87 (VALID_REGISTER_P): Likewise.
88 (FIRST_PSEUDO_REGISTER): Update.
89 (DWARF_FRAME_REGISTERS): Define.
90 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
91 (HARD_FRAME_POINTER_REGNUM): Define.
92 (FRAME_POINTER_REGNUM): Redefine.
93 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
94 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
95 from FRAME_POINTER_REGNUM.
96 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
98 (REG_CLASS_CONTENTS): Add sfp.
99 (REG_ALLOC_ORDER): Likewise.
100 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
101 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
102 of frame_pointer_rtx.
103 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
105 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
107 * fold-const.c (tree_expr_nonnegative_p): Only return true for
108 ABS_EXPR when flag_wrapv is false because of INT_MIN.
109 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
111 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
114 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
116 Make CONSTRUCTOR use VEC to store initializers.
117 * c-common.c (complete_array_type): Update to cope with VEC in
119 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
120 (pp_c_constructor_elts): New function.
121 * c-pretty-print.h (pp_c_constructor_elts): Declare.
122 * c-typeck.c (build_function_call, build_c_cast, digest_init,
123 struct constructor_stack, struct initializer_stack,
124 constructor_elements, push_init_level, pop_init_level,
125 add_pending_init, find_init_member, output_init_element): Update to
126 cope with VEC in CONSTRUCTOR_ELTS.
127 * coverage.c (build_fn_info_value, build_ctr_info_value,
128 build_gcov_info): Likewise.
129 * expr.c (categorize_ctor_elements_1, store_constructor,
130 expand_expr_real_1): Likewise.
131 * fold-const.c (fold_ternary): Likewise.
132 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
133 gimplify_init_constructor, gimplify_expr): Likewise.
134 * tree-dump.c (dequeue_and_dump): Likewise.
135 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
137 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
139 * tree-sra.c (generate_element_init_1): Likewise.
140 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
141 * tree-ssa-operands.c (get_expr_operands): Likewise.
142 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
143 * tree-vect-transform.c (vect_get_vec_def_for_operand):
144 (get_initial_def_for_reduction): Likewise.
145 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
146 value handle in annotations.
147 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
148 tree_node_structure): Add support for constr_kind.
149 (build_vector_from_ctor, build_constructor_single,
150 build_constructor_from_list): New functions.
151 (build_constructor): Update to take a VEC instead of a TREE_LIST.
152 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
153 Update to cope with VEC in CONSTRUCTOR_ELTS.
154 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
155 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
156 CONSTRUCTOR_APPEND_ELT): New macros.
157 (struct constructor_elt, struct tree_constructor): New data types.
158 (union tree_node): Add tree_constructor field.
159 * treestruct.def: Define TS_CONSTRUCTOR.
160 * varasm.c (const_hash_1, compare_constant, copy_constant,
161 compute_reloc_for_constant, output_addressed_constants,
162 initializer_constant_valid_p, output_constant,
163 array_size_for_constructor, output_constructor): Update to cope with
164 VEC in CONSTRUCTOR_ELTS.
165 * vec.h (VEC_empty, VEC_copy): New macros.
167 2005-07-19 Devang Patel <dpatel@apple.com>
169 * dbxout.c (dbxout_type): Check Objective-C++ lang.
171 2005-07-19 Richard Henderson <rth@redhat.com>
174 * gimplify.c (gimplify_expr): Use main variant type for the temp
175 destination for a discarded volatile read.
176 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
177 casts between non-void types that change volatility.
179 2005-07-15 DJ Delorie <dj@redhat.com>
181 * toplev.h: Add comment about the first parameter for warning().
182 * errors.h: Likewise.
184 * c.opt (Wpragmas): New.
185 * doc/invoke.texi: Document it.
187 * function.c (do_warn_unused_parameter): Add warning control to
189 * c-decl.c (warn_if_shadowing): Likewise.
190 * c-lex.c (cb_def_pragma): Likewise.
191 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
192 (pop_alignment): Likewise.
193 (handle_pragma_pack): Likewise.
194 (apply_pragma_weak): Likewise.
195 (handle_pragma_weak): Likewise.
196 (handle_pragma_redefine_extname): Likewise.
197 (add_to_renaming_pragma_list): Likewise.
198 (handle_pragma_extern_prefix): Likewise.
199 (maybe_apply_renaming_pragma): Likewise.
200 (handle_pragma_visibility): Likewise.
202 * config/c4x/c4x-c.c (BAD): Likewise.
203 (c4x_parse_pragma): Likewise.
204 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
205 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
206 (rs6000_pragma_longcall): Likewise.
207 * config/v850/v850-c.c (pop_data_area): Likewise.
208 (ghs_pragma_section): Likewise.
209 (ghs_pragma_section): Likewise.
210 (ghs_pragma_interrupt): Likewise.
211 (ghs_pragma_starttda): Likewise.
212 (ghs_pragma_startsda): Likewise.
213 (ghs_pragma_startzda): Likewise.
214 (ghs_pragma_endtda): Likewise.
215 (ghs_pragma_endsda): Likewise.
216 (ghs_pragma_endzda): Likewise.
218 2005-07-19 Danny Berlin <dberlin@dberlin.org>
219 Kenneth Zadeck <zadeck@naturalbridge.com>
221 * Makefile.in: Removed tree-promote-statics.c
222 * tree-promote-statics.c: Removed.
223 * common.opt: Removed flag-promote-statics.
225 * passes.c: Removed tree-promote-statics pass.
226 * tree-pass.h: Ditto.
227 * timevar.def: Removed TV_PROMOTE_STATICS.
230 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
232 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
234 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
236 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
239 * c-common.c (check_function_arguments): Call
240 'check_function_format' if either -Wformat or
241 -Wmissing-format-attribute are specified.
242 * c-format.c (check_function_format): Check -Wformat before
243 calling 'check_format_info'.
244 * c-opts.c (c_common_post_options): Don't warn for
245 -Wmissing-format-attribute without -Wformat.
246 * c-typeck.c (convert_for_assignment): Detect additional cases for
247 -Wmissing-format-attribute.
248 * doc/invoke.texi (-Wmissing-format-attribute): Document new
251 2005-07-19 Richard Guenther <rguenther@suse.de>
253 * config/i386/i386.md (lrint<mode>2): Use temporary
254 instead of clobbering non-existent memory.
256 2005-07-19 Nick Clifton <nickc@redhat.com>
258 * config/avr/avr.c (legitimate_address_p): Fix debugging print
259 statement to avoid displaying ASCII control characters.
261 2005-07-19 Ben Elliston <bje@au.ibm.com>
263 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
264 * cfganal.c (find_edge_index): Ditto.
265 * combine.c (combine_instructions): Ditto.
266 * ddg.c (create_scc): Ditto.
267 (find_successors): Ditto.
268 (find_predecessors): Ditto.
269 (find_nodes_on_paths): Ditto.
270 (longest_simple_path): Ditto.
271 * flow.c (update_life_info): Ditto.
272 (count_or_remove_death_notes): Ditto.
273 (clear_log_links): Ditto.
274 * modulo-sched.c (generate_reg_moves): Ditto.
275 (find_max_asap): Ditto.
276 (find_max_hv_min_mob): Ditto.
277 (find_max_dv_min_mob): Ditto.
278 * sbitmap.c (sbitmap_first_set_bit): Ditto.
279 * sched-rgn.c (extract_edgelst): Ditto.
280 * tree-into-ssa.c (prepare_names_to_update): Ditto.
281 (dump_update_ssa): Ditto.
282 (ssa_names_to_replace) Ditto.
283 (switch_virtuals_to_full_rewrite): Ditto.
285 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
287 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
289 Fix PR tree-optimization/22483
291 * tree-complex.c (create_components): Use
292 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
293 * tree-flow-inline.h (fill_referenced_var_vec): New function.
294 * tree-flow.h (safe_referenced_var_iterator): New structure.
295 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
296 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
297 safe_referenced_var iterator.
298 (add_type_alias): Ditto.
300 2005-07-19 Steven Bosscher <stevenb@suse.de>
302 * loop-init.c (rest_of_handle_loop2): Remove.
303 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
304 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
305 (pass_rtl_loop_init, pass_rtl_loop_done,
306 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
307 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
308 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
309 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
310 pass_tree_loop_done, and pass_tree_unswitch.
311 (gate_loop): Rename to gate_tree_loop.
312 * passes.c (init_optimization_passes): Update for renamed tree
313 loop passes. Add the new loop2 passes as subpasses of loop2.
314 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
315 Update for the renamed tree loop passes.
317 2005-07-18 Ian Lance Taylor <ian@airs.com>
320 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
321 blocks when optimizing.
323 2005-07-18 Steve Ellcey <sje@cup.hp.com>
325 * common.opt (frename-registers): Initialize to 2.
327 (fgcse-after-reload): Ditto.
328 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
329 (process_options): Only change flag_web, flag_rename_registers,
330 and flag_rerun_cse_after_loop if not explicitly set by user.
332 2005-07-18 Jan Beulich <jbeulich@novell.com>
334 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
335 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
336 in 64-bit mode the same as DImode in 32-bit mode.
337 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
338 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
339 mode. Add new mode parameter.
340 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
341 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
342 x86_64_shift_adj): New expanders.
343 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
344 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
346 Respective new splitters. Use renamed shift splitter helpers in 32-bit
347 DImode shift splitters.
348 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
349 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
352 2005-07-18 Jan Beulich <jbeulich@novell.com>
354 * i386.md (movdi_extzv_1): New.
355 (zero_extendhidi2): Combine alternatives and never force use of
357 (zero_extendqidi2): Likewise. Don't restrict input selection.
359 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
361 Fix PR tree-optimization/22531
362 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
365 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
367 * tree-promote-statics.c (pass_promote_statics): Change dump file
370 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
372 * tree-optimize.c (init_tree_optimization_passes): Add
373 pass_eliminate_useless_stores pass.
374 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
375 * tree-ssa-pre.c (is_copy_stmt): New function.
376 (follow_copies_till_vuse): Ditto.
377 (do_eustores): Ditto.
378 (gate_eustores): Ditto.
380 2005-07-16 Richard Henderson <rth@redhat.com>
382 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
384 2005-07-16 Danny Berlin <dberlin@dberlin.org>
385 Kenneth Zadeck <zadeck@naturalbridge.com>
387 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
388 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
389 ipa-type-escape.h, tree-promote-statics.c
390 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
391 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
392 tree-promote-statics.c: new files.
393 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
394 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
395 int nonlocal_set_p, mark_constant_function): Deleted.
396 (rest_of_handle_cfg): Removed call to mark_constant_function.
397 (nonoverlapping_component_refs_p): Added calls to support
399 * tree-ssa-alias.c (may_alias_p,
400 compute_flow_insensitive_aliasing): Ditto.
401 * calls.c (flags_from_decl_or_type): Removed reference to
403 * c-typeck.c (convert_arguments): Make builtins tolerant of having
404 too many arguments. This is necessary for Spec 2000.
405 * cgraph.h (const_function, pure_function): Removed.
406 * common.opt: Added "fipa-pure-const", "fipa-reference",
407 "fipa-type-escape", and "ftree-promote-static".
409 * passes.c: Added ipa and tree-promote-statics passes.
410 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
411 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
412 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
413 * tree-flow.h: Added exposed sra calls and addition of
414 reference_vars_info field for FUNCTION_DECLS.
415 * tree-pass.h: Added passes.
416 * tree-sra.c: (sra_init_cache): New function.
417 (sra_insert_before, sra_insert_after) Made public.
418 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
420 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
421 aliasing. (may_alias_p): Added code to use type escape analysis to
423 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
424 code to prune clobbers of static variables based on information
425 produced in ipa-reference pass. Changed call clobbering so that
426 statics are not marked as clobbered if the call does not clobber
429 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
431 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
434 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
436 * doc/install.texi (*-*-solaris2*): Document recommended version
437 of GNU binutils and mention GNU linker problem on Solaris 10.
439 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
442 * c-decl.c (c_build_bitfield_integer_type): New function.
443 (finish_struct): Call it.
444 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
446 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
448 * c-typeck.c (digest_init): Call 'convert_for_assignment'
451 2005-07-16 Jan Hubicka <jh@suse.cz>
453 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
454 (scale_bbs_frequencies_int): Watch roundoff errors.
455 * predict.c (return_prediction): Initialize return_stmt.
457 2005-07-16 Jan Hubicka <jh@suse.cz>
459 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
462 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
465 * fold-const.c (build_range_check): Convert high/low to etype
466 if we are only comparing against exp.
468 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
470 Fix PR tree-optimization/22376
471 * tree-ssa-structalias.c (build_constraint_graph): We really meant
473 (need_to_solve): New function.
474 (compute_points_to_sets): Use it.
476 2005-07-15 Jan Hubicka <jh@suse.cz>
478 * cfg.c (update_bb_profile_for_threading): More diagnostic.
479 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
481 2005-07-15 Richard Guenther <rguenther@suse.de>
483 * c-common.c (handle_flatten_attribute): New function.
484 Add flatten function attribute.
485 * doc/extend.texi: Document flatten function attribute.
486 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
487 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
489 (cgraph_decide_inlining): Handle functions with flatten
492 2005-07-14 David Edelsohn <edelsohn@gnu.org>
494 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
495 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
496 UNSPEC_XCHG, UNSPEC_AND): New.
497 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
498 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
499 * config/rs6000/sync.md (FETCHOP): New code macro.
500 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
502 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
503 (sync_compare_and_swap<mode>): Same.
504 (sync_lock_test_and_set<mode>): Same.
505 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
506 for QImode and HImode, and not PPC405.
507 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
508 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
509 (sync_<fetchop>{si,di}_internal): New.
510 (sync_nand{si,di}_internal): New.
511 (sync_old_<fetchop>{si,di}_internal): New.
512 (sync_old_nand{si,di}_internal): New
513 (sync_new_<fetchop>{si,di}_internal): New.
514 (sync_new_nand{si,di}_internal): New.
515 (atomic_and{si,di}): New.
516 (sync_new_nand{si,di}_internal): New.
517 (atomic_and{si,di}): New.
518 (sync_add<mode>_internal): Delete.
519 (sync_addshort_internal): Use unspec instead of unspec_volatile.
520 (sync_sub<mode>_internal): Delte.
521 (sync_subshort_internal): New.
522 (sync_andsi_internal): Use unspec instead of unspec_volatile.
523 (sync_anddi_internal): Delete.
524 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
525 (sync_booldi_internal): Delete.
526 (sync_boolc<mode>_internal): Delete.
527 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
528 (sync_boolc<mode>_internal2): Delete.
529 (sync_boolcc<mode>_internal): Delete.
530 (isync, lwsync): Use unspec instead of unspec_volatile.
531 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
532 Revert UNSPEC_VOLATILE.
533 (rs6000_split_atomic_op): New.
534 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
536 2005-07-14 Eric Christopher <echristo@redhat.com>
538 * config/mips/mips.c (mips_canonicalize_comparison): Cast
539 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
541 2005-07-14 Eric Christopher <echristo@redhat.com>
543 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
545 2005-07-14 Steven Bosscher <stevenb@suse.de>
547 PR tree-optimization/22230
548 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
549 the computation of the four cross productions for "range op range".
551 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
552 Ulrich Weigand <uweigand@de.ibm.com>
555 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
558 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
560 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
562 2005-07-14 Steve Ellcey <sje@cup.hp.com>
564 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
566 2005-07-14 Richard Guenther <rguenther@suse.de>
569 * config/i386/i386-protos.h (ix86_function_value): Change
570 prototype to match new target hook.
571 * config/i386/i386.c (ix86_value_regno): Change prototype
572 to take extra type argument.
573 (TARGET_FUNCTION_VALUE): Define.
574 (ix86_function_ok_for_sibcall): Pass extra argument to
575 ix86_value_regno, check return slot rtx for exact match.
576 (ix86_function_value): Take extra parameter. Dispatch to
577 ix86_value_regno with fndecl/fntype as provided.
578 (ix86_value_regno): Handle extra type argument.
579 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
581 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
582 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
583 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
584 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
585 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
587 2005-07-14 Richard Guenther <rguenther@suse.de>
589 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
590 * calls.c (expand_call): Pass fntype to hard_function_value.
591 (emit_library_call_value_1): Likewise.
592 * explow.c: Include target.h.
593 (hard_function_value): Take extra argument, the fntype.
594 Use new target hook for function_value.
595 * expr.h (hard_function_value): Change prototype.
596 * function.c (aggregate_value_p): Pass 0 as fntype to
598 (assign_parms): Use new target hook for function_value.
599 Pass 0 as fntype to hard_function_value.
600 (expand_function_end): Likewise.
601 * reg-stack.c: Include target.h.
602 (stack_result): Use new target hook for function_value.
603 * target-def.h: New target hook function_value.
604 * target.h: Likewise.
605 * targhooks.c (default_function_value): New function.
606 * targhooks.h (default_function_value): Declare.
608 2005-07-13 Ian Lance Taylor <ian@airs.com>
610 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
612 2005-07-14 Jan Hubicka <jh@suse.cz>
614 * tree-dfa.c (dump_variable): Use default_def function.
615 * tree-ssa-alias.c (dump_points_to_info): Likewise.
616 * tree-ssa.c (verify_use): Likewise.
617 * tree-ssanames.c (release_ssa_name): Likewise.
618 * tree-tailcall.c (eliminate_tail_call): Likewise.
619 (tree_optimize_tail_calls_1): Likewise.
620 * tree-vrp.c (get_value_range): Likewise.
622 2005-07-14 Ben Elliston <bje@au.ibm.com>
624 * gcc.c (main): Compare language[0] with '*' when iterating over
627 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
629 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
630 "s390_emit_compare". Add handling of CCZ1mode.
631 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
632 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
634 (s390_branch_condition_mask): Add CCZ1mode handling.
635 * config/s390/s390.md: ("seq", "*seq"): New pattern.
636 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
637 Use CCZ1mode instead of CCZmode.
638 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
640 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
642 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
644 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
646 2005-07-13 Eric Christopher <echristo@redhat.com>
648 * config/mips/mips.c (mips_canonicalize_comparison): New.
649 (mips_emit_int_relational): Use.
651 2005-07-13 Eric Christopher <echristo@redhat.com>
653 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
655 * config/s390/s390.md: Include tpf.md. Move tpf specific
657 * config/s390/tpf.md: To here.
658 * config/s390/s390.opt: Move tpf specific options...
659 * config/s390/tpf.opt: to here. Add mmain option.
660 * config/s390/tpf-unwind.h: Remove unnecessary defines.
661 * config/s390/tpf.h: Rewrite.
663 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
665 * doc/tm.texi: Remove @xref{Cross-profiling}.
667 2005-07-13 Jeff Law <law@redhat.com>
669 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
670 expressions, test their _DECL operands for pointer equality rather
671 than using operand_equal_p.
673 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
675 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
676 (TARGET_POSIX_IO): This.
677 * config/darwin.h: Likewise.
678 * config/freebsd.h: Likewise.
679 * config/linux.h: Likewise.
680 * config/lynx.h: Likewise.
681 * config/netbsd.h: Likewise.
682 * config/rs6000/linux64.h: Likewise.
683 * config/rs6000/linux.h: Likewise.
684 * config/s390/tpf.h: Likewise.
685 * config/sh/embed-elf.h: Likewise.
686 * config/sparc/linux64.h: Likewise.
687 * config/sparc/linux.h: Likewise.
688 * config/svr4.h: Likewise.
689 * gcov-io.h: Likewise.
691 * doc/tm.texi: Updated.
693 * libgcov.c (create_file_directory): Defined only if
694 TARGET_POSIX_IO is defined.
695 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
698 2005-07-13 Jan Hubicka <jh@suse.cz>
700 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
702 2005-07-13 David Edelsohn <edelsohn@gnu.org>
704 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
705 structure as argument.
707 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
709 PR tree-optimization/21921
710 * tree-iterator.c (tsi_link_before): Support the case when
711 tsi_end_p (tsi) == true.
713 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
715 PR tree-optimization/22442
716 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
719 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
721 PR rtl-optimization/20376
722 * toplev.c (process_options): Enable -fweb and -frename-registers when
724 * doc/invoke.texi: Update the information about when -fweb and
725 -frename-registers are enabled.
727 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
730 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
731 if *rhs_p is not a SSA_NAME.
733 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
735 Fix PR tree-optimization/22422
736 * tree-ssa-structalias.c (struct variable_info): Add flag for
738 (get_varinfo): Now a static function.
739 (new_varinfo): init has_union and is_special_var to false.
740 (solution_set_add): Check has_union.
741 (do_da_constraint): Move temporary variable so it gets reset
743 Also check for special variable.
744 (do_ds_constraint): Ditto.
745 (do_sd_constraint): Ditto.
746 (do_structure_copy): Check for special variable.
747 (find_func_aliases): Ditto.
748 (init_base_vars): Set special vars properly.
750 2005-07-13 Jan Hubicka <jh@suse.cz>
752 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
755 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
756 (get_expr_operands): Fix thinko wrt flags and subvars.
758 PR tree-optimize/22379
759 * tree-inline.c (expand_call_inline): Do not output sorry in early
762 2005-07-12 Dale Johannesen <dalej@apple.com>
764 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
766 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
769 * host-linux.h: Include limits.h.
771 2005-07-12 Dale Johannesen <dalej@apple.com>
773 * expr.c (compress_float_constant): Add cost check.
774 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
776 2005-07-12 Dale Johannesen <dalej@apple.com>
778 * gcc.target/i386/compress-float-sse.c: New.
779 * gcc.target/i386/compress-float-sse-pic.c: New.
780 * gcc.target/i386/compress-float-387.c: New.
781 * gcc.target/i386/compress-float-387-pic.c: New.
782 * gcc.dg/compress-float-ppc.c: New.
783 * gcc.dg/compress-float-ppc-pic.c: New.
785 2005-07-12 Eric Christopher <echristo@redhat.com>
787 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
789 * config/s390/s390.md: Include tpf.md. Move tpf specific
791 * config/s390/tpf.md: To here.
792 * config/s390/s390.opt: Move tpf specific options...
793 * config/s390/tpf.opt: to here. Add mmain option.
794 * config/s390/tpf-unwind.h: Remove unnecessary defines.
795 * config/s390/tpf.h: Rewrite.
797 2005-07-12 Eric Christopher <echristo@redhat.com>
799 * gcc.c (struct infile): Update comment for language.
800 (main): Rewrite input file resetting code.
802 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
805 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
806 requiring a cast in a non RHS of modify_expr. Add a cast when required.
807 (lookup_avail_expr): Use constant_boolean_node instead
808 of boolean_false_node/boolean_true_node.
810 2005-07-12 Ben Elliston <bje@au.ibm.com>
812 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
813 and use it when printing num_edges.
815 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
817 * doc/extend.texi (Blackfin Built-in Functions): New section.
818 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
821 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
823 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
825 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
827 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
828 (init_optabs): Initialize cmpstrn_optab.
829 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
830 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
831 * expr.c: (enum insn_code cmpstrn_optab): Declare.
832 * config/i386/i386.md: s/cmpstr/cmpstrn
833 * config/c4x/c4x.md: s/cmpstr/cmpstrn
834 * doc/md.texi: Update documentation.
836 2005-07-11 Richard Henderson <rth@redhat.com>
838 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
839 build_va_arg_indirect_ref.
840 (alpha_gimplify_va_arg): Likewise.
841 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
842 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
843 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
844 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
845 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
846 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
848 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
850 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
852 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
853 * passes.c (init_optimization_passes): Add pass_empty_loop.
854 * tree-pass.h (pass_empty_loop): Declare.
855 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
856 try_remove_empty_loop, remove_empty_loops): New functions.
857 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
858 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
860 2005-07-12 Peter Barada <peter@the-baradas.com>
864 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
865 in address registers.
866 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
867 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
868 alternative of addsi3_5200.
870 2005-07-11 Ian Lance Taylor <ian@airs.com>
872 * config/mips/mips.md (ffs<mode>2): Remove.
874 2005-07-11 Ian Lance Taylor <ian@airs.com>
876 * doc/tree-ssa.texi (Cleanups): Improve description of
878 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
880 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
882 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
883 * tree.h (DECL_ARGUMENT_FLD): New macro.
885 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
887 Fix PR tree-optimization/22404
889 * tree-ssa-structalias.c (create_variable_info_for): Use
892 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
894 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
895 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
896 for second comparison operand.
897 * config/bfin/predicates.md (reg_or_const_int_operand): New.
899 * config/bfin/bfin.md (define_attr "type"): Add "sync".
900 (define_insn_reservation "alu"): Likewise.
901 (csync, ssync): Now of type sync.
902 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
903 -mcsync-anomaly -mspecld-anomaly.
904 * config/bfin/bfin.opt (mcsync): Remove.
905 (mcsync-anomaly, mspecld-anomaly): Add.
906 * config/bfin/bfin.c: Include "insn-codes.h".
907 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
908 (TARGET_DEFAULT_TARGET_FLAGS): New.
909 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
911 2005-07-11 Steven Bosscher <stevenb@suse.de>
913 * basic-block.h: Give the BB flags enum a name, bb_flags.
914 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
915 * cfgcleanup.c (enum bb_flags): Remove here.
916 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
917 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
918 (update_forwarder_flag): Likewise.
919 (thread_jump): Likewise.
920 (try_forward_edges): Likewise.
921 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
922 forwarder flags. Don't clear bb->aux for all basic blocks. Only
923 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
925 2005-07-11 Richard Guenther <rguenther@suse.de>
927 * config/i386/i386.opt: New target option -msseregparm.
928 * config/i386/i386.c (override_options): Error out for
929 -msseregparm but no SSE support.
930 (ix86_function_sseregparm): Check for global sseregparm.
931 * doc/invoke.texi: Document -msseregparm.
933 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
935 * config.gcc (m32r-*-linux*): Use the default extra_parts.
936 (m32rle-*-linux*): Ditto.
938 2005-07-11 Jakub Jelinek <jakub@redhat.com>
940 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
941 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
944 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
948 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
949 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
951 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
953 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
954 (varmap): Heapify varmap.
955 (constraints): Heapify constraints.
956 (struct constraint_graph): Heapify succs and preds.
957 (constraint_vec_find): Update for heapification.
958 (constraint_set_union): Ditto.
959 (insert_into_complex): Ditto.
960 (constraint_edge_vec_find): Ditto.
961 (erase_graph_self_edge): Ditto.
962 (add_graph_edge): Ditto.
963 (get_graph_weights): Ditto.
964 (merge_graph_nodes): Ditto.
965 (build_constraint_graph): Ditto.
967 (solve_graph): Ditto.
968 (create_variable_info_for): Ditto.
969 (init_base_vars): Ditto.
970 (delete_points_to_sets): Free graph, varmap, and complex constraints.
971 (condese_varmap_nodes): Free complex vector.
972 (clear_edges_for_node): Clear succs and preds vector.
974 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
976 * tree-ssa-structalias.c (update_alias_info): Change counting of
977 references to not include vdefs.
979 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
981 * tree-ssa-alias.c (free_used_part_map): Add missing free.
984 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
986 * pa.c (pa_commutative_p): Make PLUS commutative when
987 TARGET_NO_SPACE_REGS is true.
989 2005-07-09 Diego Novillo <dnovillo@redhat.com>
991 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
992 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
993 * tree-dfa.c (dump_subvars_for): New.
994 (debug_subvars_for): New.
995 (dump_variable): Show subvariables if VAR has them.
996 * tree-flow-inline.h (get_subvar_at): New.
997 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
998 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
1000 (struct subvar): Change fields offset and size to unsigned
1002 (dump_subvars_for): Declare.
1003 (debug_subvars_for): Declare.
1004 (get_subvar_at): Declare.
1005 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
1006 to unsigned HOST_WIDE_INT *.
1007 (overlap_subvar): Likewise.
1008 * tree-gimple.c (is_gimple_reg): Always return false for
1009 SFTs and memory tags.
1010 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
1012 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
1013 (compute_may_aliases): Call compute_points_to_sets.
1014 (collect_points_to_info_for): Remove.
1015 (compute_points_to_and_addr_escape): Remove.
1016 (delete_alias_info): Call delete_points_to_sets.
1017 (compute_flow_sensitive_aliasing): If the call to
1018 find_what_p_points_to returns false, call set_pt_anything.
1019 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
1020 (set_pt_anything): Clear pi->pt_vars.
1021 (set_pt_malloc): Remove.
1022 (merge_pointed_to_info): Remove.
1023 (add_pointed_to_expr): Remove.
1024 (add_pointed_to_var): Remove.
1025 (collect_points_to_info_r): Remove.
1026 (is_escape_site): Make extern.
1028 (create_overlap_variables_for): Call it.
1029 * tree-ssa-copy.c (merge_alias_info): Never merge
1030 flow-sensitive alias information.
1031 * tree-ssa-operands.c (get_expr_operands): Adjust variables
1032 offset and size to be unsigned HOST_WIDE_INT.
1033 (add_to_addressable_set): Rename from note_addressable.
1034 Set TREE_ADDRESSABLE as the variables are added to the set.
1036 (add_stmt_operand): Do not try to micro-optimize unmodifiable
1037 operands into VUSEs when adding V_MAY_DEFs for members in an
1039 * tree-ssa-operands.h (add_to_addressable_set): Declare.
1040 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
1041 (struct variable_info): Add bitfield is_heap_var.
1042 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
1043 (new_var_info): Initialize is_heap_var.
1044 (get_constraint_for): Add HEAP variables to the symbol table.
1045 Mark them with is_heap_var.
1046 (update_alias_info): New. Taken mostly from the old
1047 compute_points_to_and_addr_escape.
1048 (handle_ptr_arith): New.
1049 (find_func_aliases): Call update_alias_info.
1050 Call handle_ptr_info for tcc_binary expressions.
1051 Call mark_stmt_modified.
1052 (create_variable_info_for): If DECL has subvars, do not create
1053 variables for its subvars. Always add all the fields.
1054 (set_uids_in_ptset): If the solution includes ANYOFFSET and
1055 SFTs, then add all the SFTs of the structure.
1056 If VI->DECL is an aggregate with subvariables, add the SFT at
1058 (find_what_p_points_to): If VI is an artificial variable,
1059 translate to bitfields in SSA_NAME_PTR_INFO.
1060 If the solution is empty, set pi->pt_vars to NULL
1061 (init_base_vars): Create ANYOFFSET.
1062 (compute_points_to_sets): Rename from create_alias_vars.
1064 (pass_build_pta): Remove.
1065 (delete_points_to_sets): Rename from delete_alias_vars.
1066 (pass_del_pta): Remove.
1067 * tree-ssa-structalias.h (struct alias_info): Move from
1069 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
1070 NUM_REFERENCES_SET): Likewise.
1071 (compute_points_to_sets, delete_points_to_sets): Declare.
1073 2005-07-09 Richard Henderson <rth@redhat.com>
1075 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
1076 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
1077 alpha_split_lock_test_and_set_12): New functions.
1078 * config/alpha/alpha-protos.h: Update.
1079 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
1080 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
1081 * config/alpha/sync.md (I12MODE): New.
1082 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
1083 (sync_<fetchop_name><I48MODE>): Likewise.
1084 (sync_nand<I48MODE>): Likewise.
1085 (sync_old_<fetchop_name><I48MODE>): Likewise.
1086 (sync_new_<fetchop_name><I48MODE>): Likewise.
1087 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
1088 (sync_compare_and_swap<I48MODE>): Likewise.
1089 (sync_lock_test_and_set<I48MODE>): Likewise.
1090 (sync_compare_and_swap<I12MODE>): New.
1091 (sync_compare_and_swap<I12MODE>_1): New.
1092 (sync_lock_test_and_set<I12MODE>): New.
1093 (sync_lock_test_and_set<I12MODE>_1): New.
1095 2005-07-09 Diego Novillo <dnovillo@redhat.com>
1099 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
1101 2005-07-09 Jakub Jelinek <jakub@redhat.com>
1103 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
1104 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
1106 2005-07-09 Richard SAndiford <richard@codesourcery.com>
1109 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
1111 2005-07-08 David Edelsohn <edelsohn@gnu.org>
1113 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
1114 memory_operand constraint.
1115 (store_conditional_<mode>): Same.
1116 (sync_compare_and_swap<mode>): Same.
1117 (sync_lock_test_and_set<mode>): Same.
1119 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
1121 Rewrite PIC support to more closely model actual instructions.
1122 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
1123 (cris_symbol): Remove prototypes for removed functions.
1124 (cris_pic_symbol_type_of, cris_valid_pic_const)
1125 (cris_expand_pic_call_address): Prototypes for new functions.
1126 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
1128 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
1130 <case ':'>: Add case for new punctuation character.
1131 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
1132 emitting (extra) PIC modifier.
1133 <case UNSPEC>: Do not assert for PLT.
1134 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
1135 (cris_expand_prologue, cris_expand_epilogue): Check
1136 for pic_offset_table_rtx usage instead of taking
1137 current_function_uses_pic_offset_table as the final word.
1138 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
1139 Remove flag_pic difference.
1140 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
1141 the moral equivalents of...
1142 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
1144 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
1145 (cris_handle_option): Mark ARG as unused.
1146 (cris_expand_pic_call_address): New worker function for "call",
1148 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
1149 output PIC constructs here.
1150 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
1151 as symbol-specific modifers, not whole or part of operands.
1152 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
1153 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
1154 constants and flag_pic.
1155 (CONSTANT_INDEX_P): Adjust for new functions.
1156 (enum cris_pic_symbol_type): New helper type.
1157 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
1158 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
1159 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
1161 ("movsi"): Emit actual instructions for GOT and relative access.
1162 ("*movsi_got_load"): New pattern to set up the register holding
1164 ("*movsi_internal"): Operand 1 is not a plain general_operand.
1165 Adjust FIXME for 'S'.
1166 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
1167 Use "movs" for -fpic cases.
1168 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
1169 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
1170 ("call", "call_value"): Just call cris_expand_pic_call_address for
1172 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
1173 Remove special pattern.
1174 ("*expanded_call_side", "*expanded_call_value_side"): New
1176 (gotplt-to-plt, gotplt-to-plt-side-call)
1177 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
1179 * config/cris/cris/predicates.md
1180 ("cris_general_operand_or_gotless_symbol"): Remove unused
1182 ("cris_general_operand_or_symbol"): Adjust for new functions.
1184 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
1186 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
1188 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
1190 * Makefile.in (TREE_H): Add treestruct.def.
1191 (c-decl.o): Add pointer-set.h
1192 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
1193 visibility on regular DECL's.
1194 (merge_decls): Fix the copying of decl nodes of various types for
1195 the new structures. Don't update RTL, section name, weak status,
1196 etc, on DECL's without RTL.
1197 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
1198 Don't check volatile on non-variable types.
1199 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
1200 to check whether we have seen arguments.
1201 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
1202 flag is checked before field (flag is common, field is not).
1203 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
1204 TS_DECL_COMMON could have an origin.
1205 (add_location_or_const_value_attribute): Don't check section name
1206 on non-var/function decls.
1207 (dwarf2out_var_location): Reverse order of tests.
1208 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
1209 with DECL_WRTL_CHECK.
1210 * expmed.c (make_tree): rtl is now in decl_with_rtl.
1211 * fold-const.c (fold_binary): Don't check weakness on
1212 non-var/function decls.
1213 (tree_expr_nonzero_p): Ditto.
1214 (fold_checksum_tree): Use tree_decl_extra as sizeof
1216 * ggc-page.c (extra_order_size_table): Add sizes for
1217 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
1219 * gimplify.c (gimplify_bind_expr): Only set
1220 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
1221 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
1223 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
1224 * langhooks.h (init_ts). New langhook.
1225 * passes.c (rest_of_decl_compilation): Reverse order of tests.
1226 * print-tree.c (print_node): Update to only print fields that
1227 exist in the structures the passed decl has.
1228 * toplev.c (wrapup_global_declarations): Don't reset
1229 DECL_DEFER_OUTPUT on DECL's that don't contain it.
1230 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
1231 * tree-inline.c (remap_decl): Ditto.
1232 * tree-outof-ssa.c (create_temp): Reverse order of tests.
1233 * tree-pretty-print.c (print_declaration): Don't print
1234 DECL_REGISTER on things that don't contain it.
1235 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
1236 non-var/function decls.
1237 * tree.c (tree_contains_struct): New structure.
1238 (init_priority_for_decl): New hashtable.
1239 (tree_int_map): New structure.
1240 (tree_int_map_eq): New function.
1241 (tree_int_map_marked_p): Ditto.
1242 (tree_int_map_hash): Ditto.
1243 (tree_map): Move to tree.h.
1244 (tree_map_eq): Externalize.
1245 (tree_map_hash): Ditto.
1246 (tree_map_marked_p): Ditto.
1247 (init_ttree): Set up tree_contains_struct and call langhook.
1248 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
1249 (tree_code_size): Update for new structures.
1250 (tree_node_structure): Update for new structures.
1251 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
1253 (copy_node_stat): Copy init priority.
1254 (build_decl_stat): Ditto for visibility.
1255 (ts_enum_names): New.
1256 (tree_contains_struct_check_failed): New function.
1257 (decl_init_priority_lookup): Ditto.
1258 (decl_init_priority_insert): Ditto.
1259 * treestruct.def: New file.
1260 * tree.h (CODE_CONTAINS_STRUCT): New macro.
1261 (CONTAINS_STRUCT_CHECK): Ditto.
1262 (tree_contains_struct_check_failed): New prototype.
1263 (DECL_CHECK): Removed.
1264 (DECL_MINIMAL_CHECK): New.
1265 (DECL_COMMON_CHECK): Ditto.
1266 (DECL_WRTL_CHECK): Ditto.
1267 (DECL_NON_COMMON_CHECK): Ditto.
1268 (DECL_WITH_VIS_CHECK): Ditto.
1269 (VAR_OR_FUNCTION_DECL_P): Ditto
1270 (struct tree_decl_minimal): New structure.
1271 (struct tree_decl_common): Ditto.
1272 (struct tree_decl_with_rtl): Ditto.
1273 (struct tree_decl_with_vis): Ditto.
1274 (struct tree_decl_non_common): Ditto.
1275 (struct tree_field_decl): Ditto.
1276 (struct tree_parm_decl): Ditto.
1277 (struct tree_var_decl): Ditto.
1278 (struct tree_function_decl): Ditto.
1279 (struct tree_const_decl): Ditto.
1280 (struct tree_result_decl): Ditto.
1281 (union tree_node): Add new structures.
1282 * var-tracking.c (track_expr_p): Reverse order of tests.
1284 * doc/c-tree.texi: Add documentation on DECL node internal structure.
1286 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
1288 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
1289 * system.h: Poison FINALIZE_PIC.
1290 * doc/tm.texi (FINALIZE_PIC): Remove.
1292 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
1295 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
1296 to the correct type if we have a MODIFY_EXPR.
1298 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
1300 PR tree-optimization/22360
1301 * tree.c (upper_bound_in_type): Fix calculations for casting
1302 to a non-wider signed type and casting a signed value to a
1303 wider unsigned type.
1304 (lower_bound_in_type): Fix calculations for casting to a
1305 non-wider signed type.
1307 PR tree-optimization/20139
1308 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
1310 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
1311 fold_cond_expr_cond.
1312 * tree-ssanames.c (release_defs): Assert in_ssa_p.
1313 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
1315 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
1318 * tree-complex.c (expand_complex_libcall): Produce
1319 REALPART_EXPR/IMAGPART_EXPR with the correct type.
1321 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
1323 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
1324 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
1325 b" assert and inserted fastpath code for this case.
1326 (bitmap_ior): Removed "a != b" assert.
1328 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1330 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
1331 (ENDFILE_SPEC): Likewise.
1332 * config/m32r/m32r.h (ASM_SPEC): Likewise.
1334 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
1335 a large stack frame at epilogue.
1337 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
1339 * final.c: Include sdbout.h when required.
1341 2005-07-07 Geoffrey Keating <geoffk@apple.com>
1343 * config.gcc (*-*-darwin*): Only one target-specific header file
1345 (powerpc-*-darwin*): Add version-specific header files.
1346 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
1347 * config.in: Regenerate.
1348 * configure: Regenerate.
1349 * gcc.c: Include xregex.h.
1350 (version_compare_spec_function): New.
1351 (spec_function): Add version-compare.
1352 (replace_outfile_spec_function): Reformat comment.
1353 (compare_version_strings): New.
1354 * config/darwin-c.c (version_as_macro): New.
1355 (builtin_define): New.
1356 (darwin_cpp_builtins): New.
1357 * config/darwin-protos.h (darwin_cpp_builtins): New.
1358 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
1359 (LIB_SPEC): Make unconditional, update comment.
1360 (TARGET_C99_FUNCTIONS): Define.
1361 * config/darwin.opt: Sort.
1362 (mmacosx-version-min=): New.
1363 * config/darwin7.h: Delete.
1364 * config/darwin8.h: Delete.
1365 * config/i386/darwin.h (): Call darwin_cpp_builtins.
1366 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
1367 (TARGET_C99_FUNCTIONS): Define.
1368 * config/rs6000/darwin7.h: New.
1369 * config/rs6000/darwin8.h: New.
1370 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
1371 (-mmacosx-version-min): Document.
1373 2005-07-07 Ian Lance Taylor <ian@airs.com>
1375 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
1377 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
1380 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
1382 2005-07-07 Khem Raj <kraj@mvista.com>
1384 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
1385 in bytes, not words.
1387 2005-07-07 Paul Brook <paul@codesourcery.com>
1389 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
1390 DEFAULT_FUNCTION_ARG_PADDING to upward.
1392 2005-07-07 Richard Henderson <rth@redhat.com>
1394 * function.c (locate_and_pad_parm): Record parameter alignment in
1395 stack_alignment_needed.
1397 2005-07-07 David Edelsohn <edelsohn@gnu.org>
1399 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
1400 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
1401 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
1402 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
1403 (define_attr "type"): Add isync, sync, load_l, store_c.
1404 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
1405 Create scratch volatile MEM.
1406 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
1408 (load_locked_<mode>): New.
1409 (store_conditional_<mode>): New.
1410 (sync_compare_and_swap<mode>): Replace with splitter.
1411 (sync_lock_test_and_set<mode>): Replace with splitter.
1412 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
1414 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
1415 is ics. Attribute isync.
1416 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
1418 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
1419 and UNSPECV_SYNC_OP.
1420 (emit_unlikely_jump): New.
1421 (emit_load_locked): New.
1422 (emit_store_conditional): New.
1423 (rs6000_split_compare_and_swap): New.
1424 (rs6000_split_lock_test_and_set): New.
1425 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
1426 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
1427 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
1428 rs6000_split_lock_test_and_set): Declare.
1429 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
1430 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
1431 store_c, isync, sync.
1433 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
1435 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
1436 filenames to gtyp-gen.h.
1437 (s-typ-gen): Use it in place of for loops.
1439 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
1441 * hooks.c (hook_bool_rtx_int_false): New function.
1442 * hooks.h (hook_bool_rtx_int_false): Declare.
1443 * target-def.h (TARGET_COMMUTATIVE_P): Define.
1444 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
1445 * target.h (struct gcc_target): Add commutative_p member.
1446 * targhooks.c (hook_bool_rtx_commutative_p): New function.
1447 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
1448 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
1449 (pa_commutative_p): New function.
1450 * jump.c (target.h): Include.
1451 (rtx_renumbered_equal_p): Use targetm.commutative_p.
1452 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
1454 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
1456 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
1457 (s390_expand_setmem): New.
1458 * config/s390/s390.c: Likewise.
1459 (print_shift_count_operand): Truncate to 12 bits instead of 6.
1461 * config/s390/s390.md: ("setmem<mode>"): Accept character as
1462 general_operand. Call new function "s390_expand_setmem".
1463 ("clrmem_long", "*clrmem_long"): Rewrite to ...
1464 ("setmem_long", "*setmem_long"): ... this.
1466 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
1468 * config/s390/s390.c: (optimization_options): Enable
1469 TARGET_MVCLE at -Os.
1470 * doc/invoke.texi: Document changes in default behaviour.
1471 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
1473 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
1475 * expr.c: (set_storage_via_setmem): Convert opchar to mode
1476 defined by back-end.
1478 2005-07-07 Jakub Jelinek <jakub@redhat.com>
1480 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
1481 all sets in the pattern.
1482 * config/rs6000/rs6000.md (stack_protect_testsi,
1483 stack_protect_testdi): Likewise.
1485 2005-07-06 Jeff Law <law@redhat.com>
1487 * tree-vrp.c (simplify_using_ranges): Kill.
1488 (vrp_finalize): Remove call to simplify_using_ranges.
1489 (simplify_stmt_using_ranges): New function extracted from
1490 simplify_using_ranges.
1491 (simplify_div_or_mod_using_ranges): Likewise.
1492 (simplify_abs_using_ranges): Likewise.
1493 (simplify_cond_using_ranges): New function.
1494 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
1495 * tree-ssa-propagate.c (substitute_and_fold): Call
1496 simplify_stmt_using_ranges if we have range information.
1498 2005-07-06 James E. Wilson <wilson@specifixinc.com>
1500 * config/ia64/ia64.c (ia64_reorg): Check optimize before
1501 ia64_flag_schedule_isns2.
1503 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
1504 reading/writing general registers.
1505 (ia64_function_arg): Revert 2005-06-18 change.
1507 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1509 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
1510 (legitimize_tls_address): Use gcc_unreachable instead of abort.
1512 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
1514 * function.c (expand_function_end): Revert part of 2005-06-27
1515 patch. Do sjlj_emit_function_exit_after after return_label.
1517 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
1519 * doc/install.texi (--disable-libssp): New.
1521 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
1523 * doc/invoke.texi: Update -fforce-mem documentation.
1524 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
1525 code for -fforce-mem.
1526 * expmed.c: (store_bit_field,store_fixed_bit_field,
1527 extract_bit_field): Ditto.
1528 * expr.c: (convert_move): Ditto.
1529 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
1530 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
1531 emit_conditional_add,expand_float,expand_fix): Ditto.
1532 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
1533 (common_handle_option): Issue warning when -fforce-mem specified.
1535 2005-07-06 Paul Brook <paul@codesourcery.com>
1537 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
1539 * configure: Regenerate.
1541 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
1543 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
1545 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
1547 Fix PR tree-optimization/22319
1548 Fix PR tree-optimization/22140
1549 Fix PR tree-optimization/22310
1551 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
1552 variable sized types.
1553 Use correct type for intermediate structure on *a = *b structure
1556 2005-07-06 Jakub Jelinek <jakub@redhat.com>
1558 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
1560 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
1561 (machine_function): Move typedef to...
1562 * config/rs6000/rs6000.c (machine_function): ... here. Add
1563 varargs_save_offset field.
1564 (rs6000_stack_t): Remove varargs_size field.
1565 (setup_incoming_varargs): Allocate varargs save area using
1566 assign_stack_local, try to make it as small as possible.
1567 Save offset from virtual_stack_vars_rtx to the save area
1568 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
1569 instead of magic 8 when fp word byte size is used.
1570 (rs6000_va_start): Use cfun->machine->varargs_save_offset
1571 instead of -RS6000_VARARGS_SIZE.
1572 (rs6000_stack_info, debug_stack_info,
1573 rs6000_initial_elimination_offset): Remove all traces of
1575 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
1576 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
1577 RS6000_VARARGS_AREA.
1579 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
1581 PR tree-optimization/21963
1582 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
1583 constant_multiple_of in the same way get_computation_cost_at does.
1585 2005-07-06 Jakub Jelinek <jakub@redhat.com>
1587 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
1588 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
1589 (gen_compare_reg): If sparc_compare_emitted is set, clear it
1590 and return its previous value.
1591 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
1592 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
1594 (stack_protect_set, stack_protect_test): New expanders.
1595 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
1596 stack_protect_testdi): New insns.
1597 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
1598 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
1600 2005-07-06 Jeff Law <law@redhat.com>
1602 * tree-ssa-dce.c (cfg_altered): New global.
1603 (tree_dce_init): Initialize cfg_altered.
1604 (remove_dead_stmt): If we remove an edge in the CFG, then set
1606 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
1609 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
1611 * Makefile.in (stamp-collect-ld): Use
1612 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
1613 ./collect-ld if it already exists.
1614 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
1615 Don't remove ./nm if it already exists.
1617 2005-07-05 Devang Patel <dpatel@apple.com>
1619 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
1620 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
1621 * tree-vectorizer.c (vect_loop_location): New.
1622 (vect_print_dump_info): Use vect_loop_location.
1623 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
1624 (vectorize_loops): Set vect_loop_location.
1625 * tree-vect-analyze.c (vect_analyze_offset_expr,
1626 vect_determin_vectorization_factor, vect_analyze_operations,
1627 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
1628 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
1629 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
1630 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
1631 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
1632 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
1633 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
1634 vect_analyze_loop): Adjust vect_print_dump_info API.
1635 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
1636 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
1637 vect_finish_stmt_generation, vectorizable_assignment,
1638 vectorizable_operation, vectorizable_store, vectorizable_load,
1639 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
1640 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
1641 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
1642 vect_transform_loop): Same.
1643 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
1644 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
1647 2005-07-05 Randolph Chung <tausq@debian.org>
1649 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
1650 * configure: Regenerate.
1651 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
1652 (pa_tls_referenced_p): Declare.
1653 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
1654 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
1655 (legitimize_tls_address): New.
1656 (hppa_legitimize_address): Handle TLS addresses.
1657 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
1658 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1659 (emit_move_sequence): Handle TLS addresses.
1660 (pa_encode_section_info): Call default handler to handle common
1662 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
1663 (CONSTANT_ADDRESS_P): Reject TLS operands.
1664 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
1665 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
1666 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
1667 (UNSPEC_TLSLE): Define new constants.
1668 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
1669 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
1670 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
1671 (tie_symbolic_operand, tle_symbolic_operand): New
1673 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
1675 * aclocal.m4: Update macros for autoconf 2.59 style.
1676 * configure.ac: Likewise.
1678 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1680 * pa.c (function_value): Handle small aggregates on 32-bit targets.
1681 (function_arg): Pass small aggregates in general registers on 32-bit
1683 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
1685 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
1687 * Makefile.in (final.o): Fix dependencies.
1689 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
1693 * langhooks.h (struct lang_hooks): Add expr_to_decl.
1694 * langhooks.c (lhd_expr_to_decl): New.
1695 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
1697 (LANG_HOOKS_INITIALIZER): Update.
1698 * tree.c (recompute_tree_invarant_for_addr_expr): Call
1699 expr_to_decl langhook.
1700 * c-tree.h (c_expr_to_decl): Declare.
1701 * c-typeck.c (c_expr_to_decl): New.
1702 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
1704 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
1706 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
1709 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
1710 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
1712 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
1714 * Makefile.in: Adjust dependencies.
1715 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
1716 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
1717 * alias.c (rest_of_handle_cfg, pass_cfg): New.
1718 * bb-reorder.c (duplicate_computed_gotos): Make it static.
1719 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
1720 rest_of_compilation.
1722 * bb-reorder.c (gate_duplicate_computed_gotos,
1723 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
1724 rest_of_handle_reorder_blocks, pass_reorder_blocks,
1725 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
1726 pass_partition_blocks): New.
1727 * bt-load.c (gate_handle_branch_target_load_optimize,
1728 rest_of_handle_branch_target_load_optimize,
1729 pass_branch_target_load_optimize): New.
1730 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
1732 * cfglayout.c (pass_insn_locators_initialize): New.
1733 * cfgrtl.c (pass_free_cfg): New.
1734 * combine.c (gate_handle_combine, rest_of_handle_combine,
1736 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
1737 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
1738 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
1739 * except.c (pass_set_nothrow_function_flags,
1740 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
1742 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
1743 rest_of_handle_shorten_branches, pass_shorten_branches,
1744 rest_of_clean_state, pass_clean_state): New.
1745 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
1746 rest_of_handle_remove_death_notes, pass_remove_death_notes,
1747 rest_of_handle_life, pass_life, rest_of_handle_flow2,
1749 * function.c (pass_instantiate_virtual_regs, pass_init_function,
1750 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
1751 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
1752 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
1754 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
1755 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
1756 pass_rtl_ifcvt, gate_handle_if_after_combine,
1757 rest_of_handle_if_after_combine, pass_if_after_combine,
1758 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
1759 pass_if_after_reload): New.
1760 * integrate.c (pass_initial_value_sets): New.
1761 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
1762 pass_purge_lineno_notes): New.
1763 * mode-switching.c (rest_of_handle_mode_switching,
1764 pass_mode_switching): New.
1765 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
1766 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
1768 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
1769 pass_loop_optimize): New.
1770 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
1772 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
1774 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
1775 pass_postreload_cse): New.
1776 * profile.c (gate_handle_profiling, pass_profiling,
1777 rest_of_handle_branch_prob, pass_branch_prob): New.
1778 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
1779 pass_split_before_regstack, gate_handle_split_before_regstack,
1780 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
1781 rest_of_handle_split_all_insns, pass_split_all_insns): New.
1782 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
1783 pass_stack_regs): New.
1784 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
1785 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
1786 pass_stack_adjustments): New.
1787 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
1788 pass_regrename): New.
1789 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
1790 pass_delay_slots, gate_handle_machine_reorg,
1791 rest_of_handle_machine_reorg, pass_machine_reorg): New.
1792 * rtl.h (extern void purge_line_number_notes): New.
1793 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
1794 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
1796 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
1798 * value-prof.c (gate_handle_value_profile_transformations,
1799 rest_of_handle_value_profile_transformations,
1800 pass_value_profile_transformations): New.
1801 * var-tracking.c (gate_handle_var_tracking,
1802 pass_variable_tracking): New.
1803 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
1805 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
1806 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
1807 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
1808 rest_of_handle_old_regalloc, rest_of_handle_regrename,
1809 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
1810 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
1811 rest_of_handle_gcse2, rest_of_handle_regmove,
1812 rest_of_handle_tracer, rest_of_handle_if_conversion,
1813 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
1814 rest_of_handle_web, rest_of_handle_branch_prob,
1815 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
1816 rest_of_handle_jump_bypass, rest_of_handle_combine,
1817 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1818 rest_of_handle_gcse, rest_of_handle_loop_optimize,
1819 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
1820 rest_of_handle_mode_switching, rest_of_handle_jump,
1821 rest_of_handle_eh, rest_of_handle_stack_adjustments,
1822 rest_of_handle_flow2, rest_of_handle_jump2,
1823 rest_of_handle_peephole2, rest_of_handle_postreload,
1824 rest_of_handle_shorten_branches, rest_of_clean_state,
1825 rest_of_compilation): Remove.
1827 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
1828 * passes.c (dump_flags, in_gimple_form, all_passes,
1829 all_ipa_passes, all_lowering_passes, register_one_dump_file,
1830 register_dump_files, next_pass_1, last_verified, execute_todo,
1831 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
1832 from tree-optimize.c.
1833 (init_optimization_passes): Moved from tree-optimize.c,
1834 adding the RTL optimizations.
1835 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
1836 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
1837 all_ipa_passes, all_lowering_passes, register_one_dump_file,
1838 register_dump_files, next_pass_1, last_verified, execute_todo,
1839 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
1840 init_tree_optimization_passes, ipa_passes): Delete.
1841 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
1843 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
1844 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
1846 (ipa_passes): Remove.
1847 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
1848 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
1849 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
1850 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
1851 (dump_info_p, dump_flag): Moved to tree-dump.h.
1853 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
1855 * passes.c (finish_optimization_passes): Use dump_begin
1856 and dump_end, TDI_end.
1857 (gate_rest_of_compilation): New.
1858 (pass_rest_of_compilation): Use it.
1859 (gate_postreload, pass_postreload): New.
1860 * toplev.c (general_init): Rename init_tree_optimization_passes.
1861 * toplev.h (init_tree_optimization_passes): Rename to
1862 init_optimizations_passes.
1863 * tree-dump.c (dump_flag): Make static.
1864 (dump_files): Remove RTL dumps.
1865 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
1866 pass_cleanup_cfg, pass_free_cfg_annotations,
1867 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
1868 pass_init_datastructures, pass_fixup_cfg): Make non-static.
1869 * tree-pretty-print.c: Include tree-pass.h.
1870 * cgraph.c: Include tree-dump.h.
1872 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
1874 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
1875 Only fall back to saying it points to readonly memory if
1878 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1880 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
1881 * config/m32r/m32r.c (m32r_compute_frame_size,
1882 m32r_expand_prologue): Take current_function_profile into
1883 account whenever we reference
1884 current_function_uses_pic_offset_table.
1885 (m32r_finalize_pic): Remove.
1886 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
1888 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
1890 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
1891 instead of $<. Don't remove ./as if it already exists.
1893 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1896 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
1897 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
1898 for complex modes when generating code for PA 1.0.
1899 (VALID_FP_MODE_P): New macro.
1900 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
1901 sets for all general and floating point modes. Align wide floating
1902 point modes to even register boundaries to comply with architectural
1904 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
1905 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
1906 (VALID_FP_MODE_P): New macro.
1907 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
1908 sets for all general and floating point modes. Align wide floating
1909 point modes to even register boundaries to comply with architectural
1912 2005-07-04 Diego Novillo <dnovillo@redhat.com>
1914 * tree-dump.c (dump_files): Initialize dump number for .cgraph
1917 2005-07-04 Diego Novillo <dnovillo@redhat.com>
1919 * tree-ssa-structalias.c: Don't include expr.h.
1921 2005-07-04 Diego Novillo <dnovillo@redhat.com>
1923 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
1926 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
1928 Fix PR tree-optimization/22279
1930 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
1933 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
1935 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
1937 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
1939 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
1940 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
1941 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
1942 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
1943 config/stormy16/stormy16.c, config/v850/v850.c,
1944 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
1945 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
1946 Avoid "." or "\n" at end of diagnostics and capital letters at
1947 start of diagnostics.
1948 * combine.c, cse.c: Don't translate dump file output.
1949 * toplev.c (print_version): Only translate output if going to
1952 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
1954 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
1955 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
1958 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1960 * pa.c (fix_range): Fix typo in comment.
1962 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
1964 * tree-vrp.c (extract_range_from_assert): Replace
1965 fold (build (...)) with fold_build2.
1967 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1969 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
1970 gcc_gfc_char_table, init_dynamic_gfc_info): New.
1971 (format_types_orig, handle_format_attribute): Add support for
1974 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
1976 * varasm.c (assemble_variable): Fix format specifier thinko.
1978 2005-07-03 Ira Rosen <irar@il.ibm.com>
1980 PR tree-optimization/22029 (and 22135)
1981 * tree-pretty-print.c (dump_generic_node): Check that the node is not
1982 a phi node before calling dump_vops.
1984 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1986 * tree-dump.h (dump_string_field): Declare.
1987 * tree-dump.c: Use it instead of dump_string.
1988 (dump_string_field): Make non-static.
1990 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1992 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
1993 up the minimal CFG stuff always when optimize > 0. Call
1994 split_all_insns_noflow in PIC case if needed.
1996 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1997 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
2000 * c-decl.c (c_write_global_declarations): Dump contents of
2002 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
2003 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
2004 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
2005 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
2008 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
2010 * c-common.h (GCC_DIAG_STYLE): Define.
2011 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
2012 version for format checking to 4.1.
2013 * c-format.c: Include toplev.h after c-common.h.
2014 (enum format_type): Add gcc_tdiag_format_type.
2015 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
2016 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
2017 (format_types_orig): Add gcc_tdiag.
2018 (init_dynamic_diag_info): Support gcc_tdiag formats.
2019 (handle_format_attribute): Likewise.
2020 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
2021 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
2022 version for format checking to 4.1.
2023 (warning0, warning, error, pedwarn, sorry): Use
2025 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
2026 (finish_aliases_1): Do not use %qE.
2027 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
2028 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
2029 Correct format bugs.
2030 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
2031 parameter to unsigned HOST_WIDE_INT.
2032 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
2034 2005-07-02 David Edelsohn <edelsohn@gnu.org>
2037 * expr.c (write_complex_part): Use adjust_address for MEM.
2038 (read_complex_part): Same.
2040 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
2042 Fix PR tree-optimization/22280
2044 * tree-sra.c (generate_element_init): Remove useless loop.
2046 2005-07-02 Richard Henderson <rth@redhat.com>
2048 * config/alpha/alpha.c (alpha_legitimize_address): Check for
2050 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
2052 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
2055 * fold-const.c (fold_binary): Handle the return value of
2056 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
2057 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
2059 2005-07-02 Jeff Law <law@redhat.com>
2061 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
2062 a eliminate type conversion which feeds an equality comparison
2063 if the original type or either operand in the comparison is a
2066 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
2068 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
2069 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
2071 * config/avr/avr.c: Do not use '`' as left quote.
2072 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
2073 Remove "." from end of diagnostics. Make diagnostics start with
2076 2005-07-02 Zack Weinberg <zack@codesourcery.com>
2077 Joseph S. Myers <joseph@codesourcery.com>
2079 * toplev.c (default_tree_printer): Handle setting location with
2081 * c-objc.common.c (c_tree_printer): Likewise.
2082 * c-format.c (gcc_diag_flag_specs): Add '+'.
2083 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
2084 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
2086 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
2087 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
2088 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
2089 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
2090 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
2091 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
2092 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
2093 format arguments where %J is used without %D.
2095 2005-07-02 Jakub Jelinek <jakub@redhat.com>
2097 * gcc.c (LINK_SSP_SPEC): Define.
2098 (link_ssp_spec): New variable.
2099 (LINK_COMMAND_SPEC): Add %(link_ssp).
2100 (static_specs): Add link_ssp_spec.
2101 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
2102 * configure: Rebuilt.
2103 * config.in: Rebuilt.
2105 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2106 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2107 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2108 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2109 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
2110 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
2111 -0x7008(2) instead of reading __stack_chk_guard variable.
2112 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
2114 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
2115 (stack_protect_set, stack_protect_test): Use *_tls* patterns
2116 if TARGET_THREAD_SSP_OFFSET is defined.
2117 (stack_tls_protect_set_si, stack_tls_protect_set_di,
2118 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
2121 2005-06-27 Richard Henderson <rth@redhat.com>
2122 * libgcc-std.ver (GCC_4.1.0): New.
2123 * libgcc.h (__stack_chk_guard): Declare.
2124 (__stack_chk_fail, __stack_chk_fail_local): Declare.
2125 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
2126 * mklibgcc.in (lib2funcs): Add them.
2128 2005-07-01 Richard Henderson <rth@redhat.com>
2130 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
2131 void * before struct sigcontext *.
2132 (x86_fallback_frame_state): Likewise.
2134 2005-07-01 James E. Wilson <wilson@specifixinc.com>
2136 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
2138 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
2141 * tree-ssa-reassoc.c (should_transpose): Fix which operand
2142 we check for SSA_NAME for.
2144 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
2146 Fix PR tree-optimization/22071
2148 * tree-ssa-structalias.c (offset_overlaps_with_access): New
2150 (get_constraint_for_component_ref): Use it.
2152 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
2155 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
2156 print out the last new line.
2158 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
2160 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
2161 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
2162 * config/cris/cris.c (cris_conditional_register_usage): Adjust
2163 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
2164 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
2165 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
2166 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
2167 (enum reg_class): New member CC0_REGS.
2168 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
2169 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
2170 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
2171 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
2172 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
2173 Adjust for register now described.
2175 2005-07-01 Jakub Jelinek <jakub@redhat.com>
2178 * config/i386/i386.md (stack_protect_test_si,
2179 stack_protect_test_di): Add earlyclobber for scratch 3.
2180 * config/rs6000/rs6000.md (stack_protect_testsi,
2181 stack_protect_testdi): Add earlyclobber for scratch 3,
2182 remove earlyclobber from scratch 4.
2184 Older entries for 2005 can be found in ChangeLog-2005.