1 2005-07-21 Richard Sandiford <richard@codesourcery.com>
3 PR rtl-optimization/22167
4 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6 2005-07-20 Adam Nemet <anemet@lnxw.com>
8 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
9 __do_global_dtors_aux longcall.
11 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
13 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
14 (old_special_pred_table): Don't reference
15 SPECIAL_MODE_PREDICATES.
16 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
17 * config/arc/arc.h: Don't mention PREDICATE_CODES.
18 * config/sh/predicates.h: Don't mention
19 SPECIAL_MODE_PREDICATES.
20 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
23 2005-07-20 DJ Delorie <dj@redhat.com>
25 * config.gcc: Add m32c-elf support.
27 * doc/contrib.texi: Mention m32c.
28 * doc/extend.texi: Document m32c extensions.
29 * doc/install.texi: Mention m32c.
30 * doc/invoke.texi: Document m32c options.
31 * doc/md.texi: Document m32c constraints.
33 * config/m32c/addsub.md: New file.
34 * config/m32c/bitops.md: New file.
35 * config/m32c/cond.md: New file.
36 * config/m32c/jump.md: New file.
37 * config/m32c/m32c-lib1.S: New file.
38 * config/m32c/m32c-lib2.c: New file.
39 * config/m32c/m32c-modes.def: New file.
40 * config/m32c/m32c-pragma.c: New file.
41 * config/m32c/m32c-protos.h: New file.
42 * config/m32c/m32c.abi: New file.
43 * config/m32c/m32c.c: New file.
44 * config/m32c/m32c.h: New file.
45 * config/m32c/m32c.md: New file.
46 * config/m32c/m32c.opt: New file.
47 * config/m32c/minmax.md: New file.
48 * config/m32c/mov.md: New file.
49 * config/m32c/muldiv.md: New file.
50 * config/m32c/predicates.md: New file.
51 * config/m32c/prologue.md: New file.
52 * config/m32c/shift.md: New file.
53 * config/m32c/t-m32c: New file.
55 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
57 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
58 (stack_protect_set, stack_protect_test): New expanders.
59 (stack_protect_set_si, stack_protect_set_si_media,
60 stack_protect_set_di_media, stack_protect_test_si,
61 stack_protect_test_si_media, stack_protect_test_di_media):
64 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
66 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
68 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
70 * tree.h (tree_expr_nonzero_p): Export.
71 * fold-const.c (tree_expr_nonzero_p): Likewise.
72 Return true for CALL_EXPRs that are alloca calls.
73 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
75 * tree-flow.h (expr_computes_nonzero): Remove.
76 * tree-vrp.c (expr_computes_nonzero): Remove.
77 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
78 (extract_range_from_unary_expr): Likewise.
79 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
82 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
84 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
85 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
86 extra arg "picreg" and use it instead of pic_offset_table_rtx.
88 (frame_related_constant_load): New arg "related" which controls
89 setting of RTX_FRAME_RELATED_P. All callers changed.
90 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
91 (bfin_expand_prologue): Add stack limit checking.
92 * config/bfin/bfin.md (trapifcc): New pattern.
94 * config/bfin/bfin.c: Include "langhooks.h".
95 (def_builtin): Go through lang_hooks to call builtin_function.
97 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
98 * config/bfin/predicates.md (symbol_ref_operand): New.
99 (call_insn_operand): Delete. All callers changed to use
100 register_no_elim_operand.
101 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
103 (function_arg): Use it to generate the call's operand 2.
104 (bfin_longcall_p): New function.
105 (bfin_expand_call): Extra arg "cookie". All callers and declaration
106 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
107 determine if the address needs to be in a REG.
108 (bfin_handle_longcall_attribute): New function.
109 (bfin_attribute_table): Add "longcall" and "shortcall".
110 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
111 (CUMULATIVE_ARGS): New member call_cookie.
112 (PREDICATE_CODES): Add symbol_ref_operand.
113 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
114 extra USE to the pattern.
115 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
116 New patterns, split off call_insn, sibcall_insn, call_value_insn and
117 sibcall_value_insn; now the new patterns handle direct calls and the
118 old ones indirect calls.
119 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
121 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
123 * doc/trouble.texi: Update section on handling of empty loops.
125 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
127 * config.gcc: Remove support for sparc-*-openbsd*,
128 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
130 * config.host: Remove support for i860-*-sysv4* as a host.
131 * config/i860/*, config/ip2k/*, config/ns32k/*,
132 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
133 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
134 mention obsolete ports.
136 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
138 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
140 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
141 of frame_pointer_rtx.
142 (sh_expand_epilogue): Likewise.
143 (sh_set_return_address): Likewise.
144 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
145 instead of FRAME_POINTER_REGNUM if needed. Add elimination
146 offsets from FRAME_POINTER_REGNUM.
147 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
148 (sh_register_names): Add initializer for sfp.
149 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
150 (VALID_REGISTER_P): Likewise.
151 (FIRST_PSEUDO_REGISTER): Update.
152 (DWARF_FRAME_REGISTERS): Define.
153 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
154 (HARD_FRAME_POINTER_REGNUM): Define.
155 (FRAME_POINTER_REGNUM): Redefine.
156 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
157 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
158 from FRAME_POINTER_REGNUM.
159 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
160 FRAME_POINTER_REGNUM.
161 (REG_CLASS_CONTENTS): Add sfp.
162 (REG_ALLOC_ORDER): Likewise.
163 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
164 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
165 of frame_pointer_rtx.
166 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
168 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
170 * fold-const.c (tree_expr_nonnegative_p): Only return true for
171 ABS_EXPR when flag_wrapv is false because of INT_MIN.
172 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
174 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
177 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
179 Make CONSTRUCTOR use VEC to store initializers.
180 * c-common.c (complete_array_type): Update to cope with VEC in
182 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
183 (pp_c_constructor_elts): New function.
184 * c-pretty-print.h (pp_c_constructor_elts): Declare.
185 * c-typeck.c (build_function_call, build_c_cast, digest_init,
186 struct constructor_stack, struct initializer_stack,
187 constructor_elements, push_init_level, pop_init_level,
188 add_pending_init, find_init_member, output_init_element): Update to
189 cope with VEC in CONSTRUCTOR_ELTS.
190 * coverage.c (build_fn_info_value, build_ctr_info_value,
191 build_gcov_info): Likewise.
192 * expr.c (categorize_ctor_elements_1, store_constructor,
193 expand_expr_real_1): Likewise.
194 * fold-const.c (fold_ternary): Likewise.
195 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
196 gimplify_init_constructor, gimplify_expr): Likewise.
197 * tree-dump.c (dequeue_and_dump): Likewise.
198 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
200 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
202 * tree-sra.c (generate_element_init_1): Likewise.
203 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
204 * tree-ssa-operands.c (get_expr_operands): Likewise.
205 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
206 * tree-vect-transform.c (vect_get_vec_def_for_operand):
207 (get_initial_def_for_reduction): Likewise.
208 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
209 value handle in annotations.
210 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
211 tree_node_structure): Add support for constr_kind.
212 (build_vector_from_ctor, build_constructor_single,
213 build_constructor_from_list): New functions.
214 (build_constructor): Update to take a VEC instead of a TREE_LIST.
215 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
216 Update to cope with VEC in CONSTRUCTOR_ELTS.
217 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
218 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
219 CONSTRUCTOR_APPEND_ELT): New macros.
220 (struct constructor_elt, struct tree_constructor): New data types.
221 (union tree_node): Add tree_constructor field.
222 * treestruct.def: Define TS_CONSTRUCTOR.
223 * varasm.c (const_hash_1, compare_constant, copy_constant,
224 compute_reloc_for_constant, output_addressed_constants,
225 initializer_constant_valid_p, output_constant,
226 array_size_for_constructor, output_constructor): Update to cope with
227 VEC in CONSTRUCTOR_ELTS.
228 * vec.h (VEC_empty, VEC_copy): New macros.
230 2005-07-19 Devang Patel <dpatel@apple.com>
232 * dbxout.c (dbxout_type): Check Objective-C++ lang.
234 2005-07-19 Richard Henderson <rth@redhat.com>
237 * gimplify.c (gimplify_expr): Use main variant type for the temp
238 destination for a discarded volatile read.
239 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
240 casts between non-void types that change volatility.
242 2005-07-15 DJ Delorie <dj@redhat.com>
244 * toplev.h: Add comment about the first parameter for warning().
245 * errors.h: Likewise.
247 * c.opt (Wpragmas): New.
248 * doc/invoke.texi: Document it.
250 * function.c (do_warn_unused_parameter): Add warning control to
252 * c-decl.c (warn_if_shadowing): Likewise.
253 * c-lex.c (cb_def_pragma): Likewise.
254 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
255 (pop_alignment): Likewise.
256 (handle_pragma_pack): Likewise.
257 (apply_pragma_weak): Likewise.
258 (handle_pragma_weak): Likewise.
259 (handle_pragma_redefine_extname): Likewise.
260 (add_to_renaming_pragma_list): Likewise.
261 (handle_pragma_extern_prefix): Likewise.
262 (maybe_apply_renaming_pragma): Likewise.
263 (handle_pragma_visibility): Likewise.
265 * config/c4x/c4x-c.c (BAD): Likewise.
266 (c4x_parse_pragma): Likewise.
267 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
268 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
269 (rs6000_pragma_longcall): Likewise.
270 * config/v850/v850-c.c (pop_data_area): Likewise.
271 (ghs_pragma_section): Likewise.
272 (ghs_pragma_section): Likewise.
273 (ghs_pragma_interrupt): Likewise.
274 (ghs_pragma_starttda): Likewise.
275 (ghs_pragma_startsda): Likewise.
276 (ghs_pragma_startzda): Likewise.
277 (ghs_pragma_endtda): Likewise.
278 (ghs_pragma_endsda): Likewise.
279 (ghs_pragma_endzda): Likewise.
281 2005-07-19 Danny Berlin <dberlin@dberlin.org>
282 Kenneth Zadeck <zadeck@naturalbridge.com>
284 * Makefile.in: Removed tree-promote-statics.c
285 * tree-promote-statics.c: Removed.
286 * common.opt: Removed flag-promote-statics.
288 * passes.c: Removed tree-promote-statics pass.
289 * tree-pass.h: Ditto.
290 * timevar.def: Removed TV_PROMOTE_STATICS.
293 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
295 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
297 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
299 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
302 * c-common.c (check_function_arguments): Call
303 'check_function_format' if either -Wformat or
304 -Wmissing-format-attribute are specified.
305 * c-format.c (check_function_format): Check -Wformat before
306 calling 'check_format_info'.
307 * c-opts.c (c_common_post_options): Don't warn for
308 -Wmissing-format-attribute without -Wformat.
309 * c-typeck.c (convert_for_assignment): Detect additional cases for
310 -Wmissing-format-attribute.
311 * doc/invoke.texi (-Wmissing-format-attribute): Document new
314 2005-07-19 Richard Guenther <rguenther@suse.de>
316 * config/i386/i386.md (lrint<mode>2): Use temporary
317 instead of clobbering non-existent memory.
319 2005-07-19 Nick Clifton <nickc@redhat.com>
321 * config/avr/avr.c (legitimate_address_p): Fix debugging print
322 statement to avoid displaying ASCII control characters.
324 2005-07-19 Ben Elliston <bje@au.ibm.com>
326 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
327 * cfganal.c (find_edge_index): Ditto.
328 * combine.c (combine_instructions): Ditto.
329 * ddg.c (create_scc): Ditto.
330 (find_successors): Ditto.
331 (find_predecessors): Ditto.
332 (find_nodes_on_paths): Ditto.
333 (longest_simple_path): Ditto.
334 * flow.c (update_life_info): Ditto.
335 (count_or_remove_death_notes): Ditto.
336 (clear_log_links): Ditto.
337 * modulo-sched.c (generate_reg_moves): Ditto.
338 (find_max_asap): Ditto.
339 (find_max_hv_min_mob): Ditto.
340 (find_max_dv_min_mob): Ditto.
341 * sbitmap.c (sbitmap_first_set_bit): Ditto.
342 * sched-rgn.c (extract_edgelst): Ditto.
343 * tree-into-ssa.c (prepare_names_to_update): Ditto.
344 (dump_update_ssa): Ditto.
345 (ssa_names_to_replace) Ditto.
346 (switch_virtuals_to_full_rewrite): Ditto.
348 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
350 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
352 Fix PR tree-optimization/22483
354 * tree-complex.c (create_components): Use
355 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
356 * tree-flow-inline.h (fill_referenced_var_vec): New function.
357 * tree-flow.h (safe_referenced_var_iterator): New structure.
358 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
359 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
360 safe_referenced_var iterator.
361 (add_type_alias): Ditto.
363 2005-07-19 Steven Bosscher <stevenb@suse.de>
365 * loop-init.c (rest_of_handle_loop2): Remove.
366 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
367 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
368 (pass_rtl_loop_init, pass_rtl_loop_done,
369 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
370 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
371 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
372 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
373 pass_tree_loop_done, and pass_tree_unswitch.
374 (gate_loop): Rename to gate_tree_loop.
375 * passes.c (init_optimization_passes): Update for renamed tree
376 loop passes. Add the new loop2 passes as subpasses of loop2.
377 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
378 Update for the renamed tree loop passes.
380 2005-07-18 Ian Lance Taylor <ian@airs.com>
383 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
384 blocks when optimizing.
386 2005-07-18 Steve Ellcey <sje@cup.hp.com>
388 * common.opt (frename-registers): Initialize to 2.
390 (fgcse-after-reload): Ditto.
391 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
392 (process_options): Only change flag_web, flag_rename_registers,
393 and flag_rerun_cse_after_loop if not explicitly set by user.
395 2005-07-18 Jan Beulich <jbeulich@novell.com>
397 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
398 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
399 in 64-bit mode the same as DImode in 32-bit mode.
400 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
401 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
402 mode. Add new mode parameter.
403 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
404 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
405 x86_64_shift_adj): New expanders.
406 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
407 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
409 Respective new splitters. Use renamed shift splitter helpers in 32-bit
410 DImode shift splitters.
411 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
412 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
415 2005-07-18 Jan Beulich <jbeulich@novell.com>
417 * i386.md (movdi_extzv_1): New.
418 (zero_extendhidi2): Combine alternatives and never force use of
420 (zero_extendqidi2): Likewise. Don't restrict input selection.
422 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
424 Fix PR tree-optimization/22531
425 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
428 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
430 * tree-promote-statics.c (pass_promote_statics): Change dump file
433 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
435 * tree-optimize.c (init_tree_optimization_passes): Add
436 pass_eliminate_useless_stores pass.
437 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
438 * tree-ssa-pre.c (is_copy_stmt): New function.
439 (follow_copies_till_vuse): Ditto.
440 (do_eustores): Ditto.
441 (gate_eustores): Ditto.
443 2005-07-16 Richard Henderson <rth@redhat.com>
445 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
447 2005-07-16 Danny Berlin <dberlin@dberlin.org>
448 Kenneth Zadeck <zadeck@naturalbridge.com>
450 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
451 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
452 ipa-type-escape.h, tree-promote-statics.c
453 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
454 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
455 tree-promote-statics.c: new files.
456 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
457 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
458 int nonlocal_set_p, mark_constant_function): Deleted.
459 (rest_of_handle_cfg): Removed call to mark_constant_function.
460 (nonoverlapping_component_refs_p): Added calls to support
462 * tree-ssa-alias.c (may_alias_p,
463 compute_flow_insensitive_aliasing): Ditto.
464 * calls.c (flags_from_decl_or_type): Removed reference to
466 * c-typeck.c (convert_arguments): Make builtins tolerant of having
467 too many arguments. This is necessary for Spec 2000.
468 * cgraph.h (const_function, pure_function): Removed.
469 * common.opt: Added "fipa-pure-const", "fipa-reference",
470 "fipa-type-escape", and "ftree-promote-static".
472 * passes.c: Added ipa and tree-promote-statics passes.
473 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
474 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
475 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
476 * tree-flow.h: Added exposed sra calls and addition of
477 reference_vars_info field for FUNCTION_DECLS.
478 * tree-pass.h: Added passes.
479 * tree-sra.c: (sra_init_cache): New function.
480 (sra_insert_before, sra_insert_after) Made public.
481 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
483 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
484 aliasing. (may_alias_p): Added code to use type escape analysis to
486 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
487 code to prune clobbers of static variables based on information
488 produced in ipa-reference pass. Changed call clobbering so that
489 statics are not marked as clobbered if the call does not clobber
492 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
494 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
497 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
499 * doc/install.texi (*-*-solaris2*): Document recommended version
500 of GNU binutils and mention GNU linker problem on Solaris 10.
502 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
505 * c-decl.c (c_build_bitfield_integer_type): New function.
506 (finish_struct): Call it.
507 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
509 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
511 * c-typeck.c (digest_init): Call 'convert_for_assignment'
514 2005-07-16 Jan Hubicka <jh@suse.cz>
516 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
517 (scale_bbs_frequencies_int): Watch roundoff errors.
518 * predict.c (return_prediction): Initialize return_stmt.
520 2005-07-16 Jan Hubicka <jh@suse.cz>
522 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
525 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
528 * fold-const.c (build_range_check): Convert high/low to etype
529 if we are only comparing against exp.
531 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
533 Fix PR tree-optimization/22376
534 * tree-ssa-structalias.c (build_constraint_graph): We really meant
536 (need_to_solve): New function.
537 (compute_points_to_sets): Use it.
539 2005-07-15 Jan Hubicka <jh@suse.cz>
541 * cfg.c (update_bb_profile_for_threading): More diagnostic.
542 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
544 2005-07-15 Richard Guenther <rguenther@suse.de>
546 * c-common.c (handle_flatten_attribute): New function.
547 Add flatten function attribute.
548 * doc/extend.texi: Document flatten function attribute.
549 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
550 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
552 (cgraph_decide_inlining): Handle functions with flatten
555 2005-07-14 David Edelsohn <edelsohn@gnu.org>
557 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
558 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
559 UNSPEC_XCHG, UNSPEC_AND): New.
560 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
561 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
562 * config/rs6000/sync.md (FETCHOP): New code macro.
563 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
565 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
566 (sync_compare_and_swap<mode>): Same.
567 (sync_lock_test_and_set<mode>): Same.
568 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
569 for QImode and HImode, and not PPC405.
570 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
571 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
572 (sync_<fetchop>{si,di}_internal): New.
573 (sync_nand{si,di}_internal): New.
574 (sync_old_<fetchop>{si,di}_internal): New.
575 (sync_old_nand{si,di}_internal): New
576 (sync_new_<fetchop>{si,di}_internal): New.
577 (sync_new_nand{si,di}_internal): New.
578 (atomic_and{si,di}): New.
579 (sync_new_nand{si,di}_internal): New.
580 (atomic_and{si,di}): New.
581 (sync_add<mode>_internal): Delete.
582 (sync_addshort_internal): Use unspec instead of unspec_volatile.
583 (sync_sub<mode>_internal): Delte.
584 (sync_subshort_internal): New.
585 (sync_andsi_internal): Use unspec instead of unspec_volatile.
586 (sync_anddi_internal): Delete.
587 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
588 (sync_booldi_internal): Delete.
589 (sync_boolc<mode>_internal): Delete.
590 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
591 (sync_boolc<mode>_internal2): Delete.
592 (sync_boolcc<mode>_internal): Delete.
593 (isync, lwsync): Use unspec instead of unspec_volatile.
594 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
595 Revert UNSPEC_VOLATILE.
596 (rs6000_split_atomic_op): New.
597 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
599 2005-07-14 Eric Christopher <echristo@redhat.com>
601 * config/mips/mips.c (mips_canonicalize_comparison): Cast
602 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
604 2005-07-14 Eric Christopher <echristo@redhat.com>
606 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
608 2005-07-14 Steven Bosscher <stevenb@suse.de>
610 PR tree-optimization/22230
611 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
612 the computation of the four cross productions for "range op range".
614 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
615 Ulrich Weigand <uweigand@de.ibm.com>
618 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
621 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
623 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
625 2005-07-14 Steve Ellcey <sje@cup.hp.com>
627 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
629 2005-07-14 Richard Guenther <rguenther@suse.de>
632 * config/i386/i386-protos.h (ix86_function_value): Change
633 prototype to match new target hook.
634 * config/i386/i386.c (ix86_value_regno): Change prototype
635 to take extra type argument.
636 (TARGET_FUNCTION_VALUE): Define.
637 (ix86_function_ok_for_sibcall): Pass extra argument to
638 ix86_value_regno, check return slot rtx for exact match.
639 (ix86_function_value): Take extra parameter. Dispatch to
640 ix86_value_regno with fndecl/fntype as provided.
641 (ix86_value_regno): Handle extra type argument.
642 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
644 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
645 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
646 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
647 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
648 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
650 2005-07-14 Richard Guenther <rguenther@suse.de>
652 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
653 * calls.c (expand_call): Pass fntype to hard_function_value.
654 (emit_library_call_value_1): Likewise.
655 * explow.c: Include target.h.
656 (hard_function_value): Take extra argument, the fntype.
657 Use new target hook for function_value.
658 * expr.h (hard_function_value): Change prototype.
659 * function.c (aggregate_value_p): Pass 0 as fntype to
661 (assign_parms): Use new target hook for function_value.
662 Pass 0 as fntype to hard_function_value.
663 (expand_function_end): Likewise.
664 * reg-stack.c: Include target.h.
665 (stack_result): Use new target hook for function_value.
666 * target-def.h: New target hook function_value.
667 * target.h: Likewise.
668 * targhooks.c (default_function_value): New function.
669 * targhooks.h (default_function_value): Declare.
671 2005-07-13 Ian Lance Taylor <ian@airs.com>
673 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
675 2005-07-14 Jan Hubicka <jh@suse.cz>
677 * tree-dfa.c (dump_variable): Use default_def function.
678 * tree-ssa-alias.c (dump_points_to_info): Likewise.
679 * tree-ssa.c (verify_use): Likewise.
680 * tree-ssanames.c (release_ssa_name): Likewise.
681 * tree-tailcall.c (eliminate_tail_call): Likewise.
682 (tree_optimize_tail_calls_1): Likewise.
683 * tree-vrp.c (get_value_range): Likewise.
685 2005-07-14 Ben Elliston <bje@au.ibm.com>
687 * gcc.c (main): Compare language[0] with '*' when iterating over
690 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
692 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
693 "s390_emit_compare". Add handling of CCZ1mode.
694 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
695 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
697 (s390_branch_condition_mask): Add CCZ1mode handling.
698 * config/s390/s390.md: ("seq", "*seq"): New pattern.
699 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
700 Use CCZ1mode instead of CCZmode.
701 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
703 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
705 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
707 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
709 2005-07-13 Eric Christopher <echristo@redhat.com>
711 * config/mips/mips.c (mips_canonicalize_comparison): New.
712 (mips_emit_int_relational): Use.
714 2005-07-13 Eric Christopher <echristo@redhat.com>
716 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
718 * config/s390/s390.md: Include tpf.md. Move tpf specific
720 * config/s390/tpf.md: To here.
721 * config/s390/s390.opt: Move tpf specific options...
722 * config/s390/tpf.opt: to here. Add mmain option.
723 * config/s390/tpf-unwind.h: Remove unnecessary defines.
724 * config/s390/tpf.h: Rewrite.
726 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
728 * doc/tm.texi: Remove @xref{Cross-profiling}.
730 2005-07-13 Jeff Law <law@redhat.com>
732 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
733 expressions, test their _DECL operands for pointer equality rather
734 than using operand_equal_p.
736 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
738 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
739 (TARGET_POSIX_IO): This.
740 * config/darwin.h: Likewise.
741 * config/freebsd.h: Likewise.
742 * config/linux.h: Likewise.
743 * config/lynx.h: Likewise.
744 * config/netbsd.h: Likewise.
745 * config/rs6000/linux64.h: Likewise.
746 * config/rs6000/linux.h: Likewise.
747 * config/s390/tpf.h: Likewise.
748 * config/sh/embed-elf.h: Likewise.
749 * config/sparc/linux64.h: Likewise.
750 * config/sparc/linux.h: Likewise.
751 * config/svr4.h: Likewise.
752 * gcov-io.h: Likewise.
754 * doc/tm.texi: Updated.
756 * libgcov.c (create_file_directory): Defined only if
757 TARGET_POSIX_IO is defined.
758 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
761 2005-07-13 Jan Hubicka <jh@suse.cz>
763 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
765 2005-07-13 David Edelsohn <edelsohn@gnu.org>
767 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
768 structure as argument.
770 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
772 PR tree-optimization/21921
773 * tree-iterator.c (tsi_link_before): Support the case when
774 tsi_end_p (tsi) == true.
776 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
778 PR tree-optimization/22442
779 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
782 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
784 PR rtl-optimization/20376
785 * toplev.c (process_options): Enable -fweb and -frename-registers when
787 * doc/invoke.texi: Update the information about when -fweb and
788 -frename-registers are enabled.
790 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
793 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
794 if *rhs_p is not a SSA_NAME.
796 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
798 Fix PR tree-optimization/22422
799 * tree-ssa-structalias.c (struct variable_info): Add flag for
801 (get_varinfo): Now a static function.
802 (new_varinfo): init has_union and is_special_var to false.
803 (solution_set_add): Check has_union.
804 (do_da_constraint): Move temporary variable so it gets reset
806 Also check for special variable.
807 (do_ds_constraint): Ditto.
808 (do_sd_constraint): Ditto.
809 (do_structure_copy): Check for special variable.
810 (find_func_aliases): Ditto.
811 (init_base_vars): Set special vars properly.
813 2005-07-13 Jan Hubicka <jh@suse.cz>
815 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
818 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
819 (get_expr_operands): Fix thinko wrt flags and subvars.
821 PR tree-optimize/22379
822 * tree-inline.c (expand_call_inline): Do not output sorry in early
825 2005-07-12 Dale Johannesen <dalej@apple.com>
827 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
829 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
832 * host-linux.h: Include limits.h.
834 2005-07-12 Dale Johannesen <dalej@apple.com>
836 * expr.c (compress_float_constant): Add cost check.
837 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
839 2005-07-12 Dale Johannesen <dalej@apple.com>
841 * gcc.target/i386/compress-float-sse.c: New.
842 * gcc.target/i386/compress-float-sse-pic.c: New.
843 * gcc.target/i386/compress-float-387.c: New.
844 * gcc.target/i386/compress-float-387-pic.c: New.
845 * gcc.dg/compress-float-ppc.c: New.
846 * gcc.dg/compress-float-ppc-pic.c: New.
848 2005-07-12 Eric Christopher <echristo@redhat.com>
850 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
852 * config/s390/s390.md: Include tpf.md. Move tpf specific
854 * config/s390/tpf.md: To here.
855 * config/s390/s390.opt: Move tpf specific options...
856 * config/s390/tpf.opt: to here. Add mmain option.
857 * config/s390/tpf-unwind.h: Remove unnecessary defines.
858 * config/s390/tpf.h: Rewrite.
860 2005-07-12 Eric Christopher <echristo@redhat.com>
862 * gcc.c (struct infile): Update comment for language.
863 (main): Rewrite input file resetting code.
865 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
868 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
869 requiring a cast in a non RHS of modify_expr. Add a cast when required.
870 (lookup_avail_expr): Use constant_boolean_node instead
871 of boolean_false_node/boolean_true_node.
873 2005-07-12 Ben Elliston <bje@au.ibm.com>
875 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
876 and use it when printing num_edges.
878 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
880 * doc/extend.texi (Blackfin Built-in Functions): New section.
881 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
884 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
886 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
888 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
890 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
891 (init_optabs): Initialize cmpstrn_optab.
892 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
893 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
894 * expr.c: (enum insn_code cmpstrn_optab): Declare.
895 * config/i386/i386.md: s/cmpstr/cmpstrn
896 * config/c4x/c4x.md: s/cmpstr/cmpstrn
897 * doc/md.texi: Update documentation.
899 2005-07-11 Richard Henderson <rth@redhat.com>
901 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
902 build_va_arg_indirect_ref.
903 (alpha_gimplify_va_arg): Likewise.
904 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
905 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
906 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
907 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
908 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
909 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
911 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
913 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
915 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
916 * passes.c (init_optimization_passes): Add pass_empty_loop.
917 * tree-pass.h (pass_empty_loop): Declare.
918 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
919 try_remove_empty_loop, remove_empty_loops): New functions.
920 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
921 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
923 2005-07-12 Peter Barada <peter@the-baradas.com>
927 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
928 in address registers.
929 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
930 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
931 alternative of addsi3_5200.
933 2005-07-11 Ian Lance Taylor <ian@airs.com>
935 * config/mips/mips.md (ffs<mode>2): Remove.
937 2005-07-11 Ian Lance Taylor <ian@airs.com>
939 * doc/tree-ssa.texi (Cleanups): Improve description of
941 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
943 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
945 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
946 * tree.h (DECL_ARGUMENT_FLD): New macro.
948 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
950 Fix PR tree-optimization/22404
952 * tree-ssa-structalias.c (create_variable_info_for): Use
955 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
957 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
958 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
959 for second comparison operand.
960 * config/bfin/predicates.md (reg_or_const_int_operand): New.
962 * config/bfin/bfin.md (define_attr "type"): Add "sync".
963 (define_insn_reservation "alu"): Likewise.
964 (csync, ssync): Now of type sync.
965 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
966 -mcsync-anomaly -mspecld-anomaly.
967 * config/bfin/bfin.opt (mcsync): Remove.
968 (mcsync-anomaly, mspecld-anomaly): Add.
969 * config/bfin/bfin.c: Include "insn-codes.h".
970 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
971 (TARGET_DEFAULT_TARGET_FLAGS): New.
972 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
974 2005-07-11 Steven Bosscher <stevenb@suse.de>
976 * basic-block.h: Give the BB flags enum a name, bb_flags.
977 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
978 * cfgcleanup.c (enum bb_flags): Remove here.
979 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
980 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
981 (update_forwarder_flag): Likewise.
982 (thread_jump): Likewise.
983 (try_forward_edges): Likewise.
984 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
985 forwarder flags. Don't clear bb->aux for all basic blocks. Only
986 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
988 2005-07-11 Richard Guenther <rguenther@suse.de>
990 * config/i386/i386.opt: New target option -msseregparm.
991 * config/i386/i386.c (override_options): Error out for
992 -msseregparm but no SSE support.
993 (ix86_function_sseregparm): Check for global sseregparm.
994 * doc/invoke.texi: Document -msseregparm.
996 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
998 * config.gcc (m32r-*-linux*): Use the default extra_parts.
999 (m32rle-*-linux*): Ditto.
1001 2005-07-11 Jakub Jelinek <jakub@redhat.com>
1003 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
1004 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
1007 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1011 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
1012 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
1014 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
1016 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
1017 (varmap): Heapify varmap.
1018 (constraints): Heapify constraints.
1019 (struct constraint_graph): Heapify succs and preds.
1020 (constraint_vec_find): Update for heapification.
1021 (constraint_set_union): Ditto.
1022 (insert_into_complex): Ditto.
1023 (constraint_edge_vec_find): Ditto.
1024 (erase_graph_self_edge): Ditto.
1025 (add_graph_edge): Ditto.
1026 (get_graph_weights): Ditto.
1027 (merge_graph_nodes): Ditto.
1028 (build_constraint_graph): Ditto.
1029 (topo_visit): Ditto.
1030 (solve_graph): Ditto.
1031 (create_variable_info_for): Ditto.
1032 (init_base_vars): Ditto.
1033 (delete_points_to_sets): Free graph, varmap, and complex constraints.
1034 (condese_varmap_nodes): Free complex vector.
1035 (clear_edges_for_node): Clear succs and preds vector.
1037 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
1039 * tree-ssa-structalias.c (update_alias_info): Change counting of
1040 references to not include vdefs.
1042 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
1044 * tree-ssa-alias.c (free_used_part_map): Add missing free.
1047 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1049 * pa.c (pa_commutative_p): Make PLUS commutative when
1050 TARGET_NO_SPACE_REGS is true.
1052 2005-07-09 Diego Novillo <dnovillo@redhat.com>
1054 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
1055 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
1056 * tree-dfa.c (dump_subvars_for): New.
1057 (debug_subvars_for): New.
1058 (dump_variable): Show subvariables if VAR has them.
1059 * tree-flow-inline.h (get_subvar_at): New.
1060 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
1061 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
1063 (struct subvar): Change fields offset and size to unsigned
1065 (dump_subvars_for): Declare.
1066 (debug_subvars_for): Declare.
1067 (get_subvar_at): Declare.
1068 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
1069 to unsigned HOST_WIDE_INT *.
1070 (overlap_subvar): Likewise.
1071 * tree-gimple.c (is_gimple_reg): Always return false for
1072 SFTs and memory tags.
1073 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
1075 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
1076 (compute_may_aliases): Call compute_points_to_sets.
1077 (collect_points_to_info_for): Remove.
1078 (compute_points_to_and_addr_escape): Remove.
1079 (delete_alias_info): Call delete_points_to_sets.
1080 (compute_flow_sensitive_aliasing): If the call to
1081 find_what_p_points_to returns false, call set_pt_anything.
1082 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
1083 (set_pt_anything): Clear pi->pt_vars.
1084 (set_pt_malloc): Remove.
1085 (merge_pointed_to_info): Remove.
1086 (add_pointed_to_expr): Remove.
1087 (add_pointed_to_var): Remove.
1088 (collect_points_to_info_r): Remove.
1089 (is_escape_site): Make extern.
1091 (create_overlap_variables_for): Call it.
1092 * tree-ssa-copy.c (merge_alias_info): Never merge
1093 flow-sensitive alias information.
1094 * tree-ssa-operands.c (get_expr_operands): Adjust variables
1095 offset and size to be unsigned HOST_WIDE_INT.
1096 (add_to_addressable_set): Rename from note_addressable.
1097 Set TREE_ADDRESSABLE as the variables are added to the set.
1099 (add_stmt_operand): Do not try to micro-optimize unmodifiable
1100 operands into VUSEs when adding V_MAY_DEFs for members in an
1102 * tree-ssa-operands.h (add_to_addressable_set): Declare.
1103 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
1104 (struct variable_info): Add bitfield is_heap_var.
1105 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
1106 (new_var_info): Initialize is_heap_var.
1107 (get_constraint_for): Add HEAP variables to the symbol table.
1108 Mark them with is_heap_var.
1109 (update_alias_info): New. Taken mostly from the old
1110 compute_points_to_and_addr_escape.
1111 (handle_ptr_arith): New.
1112 (find_func_aliases): Call update_alias_info.
1113 Call handle_ptr_info for tcc_binary expressions.
1114 Call mark_stmt_modified.
1115 (create_variable_info_for): If DECL has subvars, do not create
1116 variables for its subvars. Always add all the fields.
1117 (set_uids_in_ptset): If the solution includes ANYOFFSET and
1118 SFTs, then add all the SFTs of the structure.
1119 If VI->DECL is an aggregate with subvariables, add the SFT at
1121 (find_what_p_points_to): If VI is an artificial variable,
1122 translate to bitfields in SSA_NAME_PTR_INFO.
1123 If the solution is empty, set pi->pt_vars to NULL
1124 (init_base_vars): Create ANYOFFSET.
1125 (compute_points_to_sets): Rename from create_alias_vars.
1127 (pass_build_pta): Remove.
1128 (delete_points_to_sets): Rename from delete_alias_vars.
1129 (pass_del_pta): Remove.
1130 * tree-ssa-structalias.h (struct alias_info): Move from
1132 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
1133 NUM_REFERENCES_SET): Likewise.
1134 (compute_points_to_sets, delete_points_to_sets): Declare.
1136 2005-07-09 Richard Henderson <rth@redhat.com>
1138 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
1139 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
1140 alpha_split_lock_test_and_set_12): New functions.
1141 * config/alpha/alpha-protos.h: Update.
1142 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
1143 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
1144 * config/alpha/sync.md (I12MODE): New.
1145 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
1146 (sync_<fetchop_name><I48MODE>): Likewise.
1147 (sync_nand<I48MODE>): Likewise.
1148 (sync_old_<fetchop_name><I48MODE>): Likewise.
1149 (sync_new_<fetchop_name><I48MODE>): Likewise.
1150 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
1151 (sync_compare_and_swap<I48MODE>): Likewise.
1152 (sync_lock_test_and_set<I48MODE>): Likewise.
1153 (sync_compare_and_swap<I12MODE>): New.
1154 (sync_compare_and_swap<I12MODE>_1): New.
1155 (sync_lock_test_and_set<I12MODE>): New.
1156 (sync_lock_test_and_set<I12MODE>_1): New.
1158 2005-07-09 Diego Novillo <dnovillo@redhat.com>
1162 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
1164 2005-07-09 Jakub Jelinek <jakub@redhat.com>
1166 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
1167 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
1169 2005-07-09 Richard SAndiford <richard@codesourcery.com>
1172 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
1174 2005-07-08 David Edelsohn <edelsohn@gnu.org>
1176 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
1177 memory_operand constraint.
1178 (store_conditional_<mode>): Same.
1179 (sync_compare_and_swap<mode>): Same.
1180 (sync_lock_test_and_set<mode>): Same.
1182 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
1184 Rewrite PIC support to more closely model actual instructions.
1185 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
1186 (cris_symbol): Remove prototypes for removed functions.
1187 (cris_pic_symbol_type_of, cris_valid_pic_const)
1188 (cris_expand_pic_call_address): Prototypes for new functions.
1189 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
1191 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
1193 <case ':'>: Add case for new punctuation character.
1194 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
1195 emitting (extra) PIC modifier.
1196 <case UNSPEC>: Do not assert for PLT.
1197 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
1198 (cris_expand_prologue, cris_expand_epilogue): Check
1199 for pic_offset_table_rtx usage instead of taking
1200 current_function_uses_pic_offset_table as the final word.
1201 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
1202 Remove flag_pic difference.
1203 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
1204 the moral equivalents of...
1205 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
1207 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
1208 (cris_handle_option): Mark ARG as unused.
1209 (cris_expand_pic_call_address): New worker function for "call",
1211 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
1212 output PIC constructs here.
1213 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
1214 as symbol-specific modifers, not whole or part of operands.
1215 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
1216 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
1217 constants and flag_pic.
1218 (CONSTANT_INDEX_P): Adjust for new functions.
1219 (enum cris_pic_symbol_type): New helper type.
1220 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
1221 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
1222 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
1224 ("movsi"): Emit actual instructions for GOT and relative access.
1225 ("*movsi_got_load"): New pattern to set up the register holding
1227 ("*movsi_internal"): Operand 1 is not a plain general_operand.
1228 Adjust FIXME for 'S'.
1229 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
1230 Use "movs" for -fpic cases.
1231 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
1232 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
1233 ("call", "call_value"): Just call cris_expand_pic_call_address for
1235 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
1236 Remove special pattern.
1237 ("*expanded_call_side", "*expanded_call_value_side"): New
1239 (gotplt-to-plt, gotplt-to-plt-side-call)
1240 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
1242 * config/cris/cris/predicates.md
1243 ("cris_general_operand_or_gotless_symbol"): Remove unused
1245 ("cris_general_operand_or_symbol"): Adjust for new functions.
1247 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
1249 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
1251 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
1253 * Makefile.in (TREE_H): Add treestruct.def.
1254 (c-decl.o): Add pointer-set.h
1255 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
1256 visibility on regular DECL's.
1257 (merge_decls): Fix the copying of decl nodes of various types for
1258 the new structures. Don't update RTL, section name, weak status,
1259 etc, on DECL's without RTL.
1260 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
1261 Don't check volatile on non-variable types.
1262 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
1263 to check whether we have seen arguments.
1264 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
1265 flag is checked before field (flag is common, field is not).
1266 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
1267 TS_DECL_COMMON could have an origin.
1268 (add_location_or_const_value_attribute): Don't check section name
1269 on non-var/function decls.
1270 (dwarf2out_var_location): Reverse order of tests.
1271 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
1272 with DECL_WRTL_CHECK.
1273 * expmed.c (make_tree): rtl is now in decl_with_rtl.
1274 * fold-const.c (fold_binary): Don't check weakness on
1275 non-var/function decls.
1276 (tree_expr_nonzero_p): Ditto.
1277 (fold_checksum_tree): Use tree_decl_extra as sizeof
1279 * ggc-page.c (extra_order_size_table): Add sizes for
1280 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
1282 * gimplify.c (gimplify_bind_expr): Only set
1283 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
1284 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
1286 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
1287 * langhooks.h (init_ts). New langhook.
1288 * passes.c (rest_of_decl_compilation): Reverse order of tests.
1289 * print-tree.c (print_node): Update to only print fields that
1290 exist in the structures the passed decl has.
1291 * toplev.c (wrapup_global_declarations): Don't reset
1292 DECL_DEFER_OUTPUT on DECL's that don't contain it.
1293 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
1294 * tree-inline.c (remap_decl): Ditto.
1295 * tree-outof-ssa.c (create_temp): Reverse order of tests.
1296 * tree-pretty-print.c (print_declaration): Don't print
1297 DECL_REGISTER on things that don't contain it.
1298 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
1299 non-var/function decls.
1300 * tree.c (tree_contains_struct): New structure.
1301 (init_priority_for_decl): New hashtable.
1302 (tree_int_map): New structure.
1303 (tree_int_map_eq): New function.
1304 (tree_int_map_marked_p): Ditto.
1305 (tree_int_map_hash): Ditto.
1306 (tree_map): Move to tree.h.
1307 (tree_map_eq): Externalize.
1308 (tree_map_hash): Ditto.
1309 (tree_map_marked_p): Ditto.
1310 (init_ttree): Set up tree_contains_struct and call langhook.
1311 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
1312 (tree_code_size): Update for new structures.
1313 (tree_node_structure): Update for new structures.
1314 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
1316 (copy_node_stat): Copy init priority.
1317 (build_decl_stat): Ditto for visibility.
1318 (ts_enum_names): New.
1319 (tree_contains_struct_check_failed): New function.
1320 (decl_init_priority_lookup): Ditto.
1321 (decl_init_priority_insert): Ditto.
1322 * treestruct.def: New file.
1323 * tree.h (CODE_CONTAINS_STRUCT): New macro.
1324 (CONTAINS_STRUCT_CHECK): Ditto.
1325 (tree_contains_struct_check_failed): New prototype.
1326 (DECL_CHECK): Removed.
1327 (DECL_MINIMAL_CHECK): New.
1328 (DECL_COMMON_CHECK): Ditto.
1329 (DECL_WRTL_CHECK): Ditto.
1330 (DECL_NON_COMMON_CHECK): Ditto.
1331 (DECL_WITH_VIS_CHECK): Ditto.
1332 (VAR_OR_FUNCTION_DECL_P): Ditto
1333 (struct tree_decl_minimal): New structure.
1334 (struct tree_decl_common): Ditto.
1335 (struct tree_decl_with_rtl): Ditto.
1336 (struct tree_decl_with_vis): Ditto.
1337 (struct tree_decl_non_common): Ditto.
1338 (struct tree_field_decl): Ditto.
1339 (struct tree_parm_decl): Ditto.
1340 (struct tree_var_decl): Ditto.
1341 (struct tree_function_decl): Ditto.
1342 (struct tree_const_decl): Ditto.
1343 (struct tree_result_decl): Ditto.
1344 (union tree_node): Add new structures.
1345 * var-tracking.c (track_expr_p): Reverse order of tests.
1347 * doc/c-tree.texi: Add documentation on DECL node internal structure.
1349 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
1351 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
1352 * system.h: Poison FINALIZE_PIC.
1353 * doc/tm.texi (FINALIZE_PIC): Remove.
1355 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
1358 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
1359 to the correct type if we have a MODIFY_EXPR.
1361 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
1363 PR tree-optimization/22360
1364 * tree.c (upper_bound_in_type): Fix calculations for casting
1365 to a non-wider signed type and casting a signed value to a
1366 wider unsigned type.
1367 (lower_bound_in_type): Fix calculations for casting to a
1368 non-wider signed type.
1370 PR tree-optimization/20139
1371 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
1373 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
1374 fold_cond_expr_cond.
1375 * tree-ssanames.c (release_defs): Assert in_ssa_p.
1376 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
1378 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
1381 * tree-complex.c (expand_complex_libcall): Produce
1382 REALPART_EXPR/IMAGPART_EXPR with the correct type.
1384 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
1386 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
1387 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
1388 b" assert and inserted fastpath code for this case.
1389 (bitmap_ior): Removed "a != b" assert.
1391 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1393 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
1394 (ENDFILE_SPEC): Likewise.
1395 * config/m32r/m32r.h (ASM_SPEC): Likewise.
1397 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
1398 a large stack frame at epilogue.
1400 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
1402 * final.c: Include sdbout.h when required.
1404 2005-07-07 Geoffrey Keating <geoffk@apple.com>
1406 * config.gcc (*-*-darwin*): Only one target-specific header file
1408 (powerpc-*-darwin*): Add version-specific header files.
1409 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
1410 * config.in: Regenerate.
1411 * configure: Regenerate.
1412 * gcc.c: Include xregex.h.
1413 (version_compare_spec_function): New.
1414 (spec_function): Add version-compare.
1415 (replace_outfile_spec_function): Reformat comment.
1416 (compare_version_strings): New.
1417 * config/darwin-c.c (version_as_macro): New.
1418 (builtin_define): New.
1419 (darwin_cpp_builtins): New.
1420 * config/darwin-protos.h (darwin_cpp_builtins): New.
1421 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
1422 (LIB_SPEC): Make unconditional, update comment.
1423 (TARGET_C99_FUNCTIONS): Define.
1424 * config/darwin.opt: Sort.
1425 (mmacosx-version-min=): New.
1426 * config/darwin7.h: Delete.
1427 * config/darwin8.h: Delete.
1428 * config/i386/darwin.h (): Call darwin_cpp_builtins.
1429 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
1430 (TARGET_C99_FUNCTIONS): Define.
1431 * config/rs6000/darwin7.h: New.
1432 * config/rs6000/darwin8.h: New.
1433 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
1434 (-mmacosx-version-min): Document.
1436 2005-07-07 Ian Lance Taylor <ian@airs.com>
1438 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
1440 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
1443 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
1445 2005-07-07 Khem Raj <kraj@mvista.com>
1447 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
1448 in bytes, not words.
1450 2005-07-07 Paul Brook <paul@codesourcery.com>
1452 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
1453 DEFAULT_FUNCTION_ARG_PADDING to upward.
1455 2005-07-07 Richard Henderson <rth@redhat.com>
1457 * function.c (locate_and_pad_parm): Record parameter alignment in
1458 stack_alignment_needed.
1460 2005-07-07 David Edelsohn <edelsohn@gnu.org>
1462 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
1463 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
1464 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
1465 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
1466 (define_attr "type"): Add isync, sync, load_l, store_c.
1467 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
1468 Create scratch volatile MEM.
1469 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
1471 (load_locked_<mode>): New.
1472 (store_conditional_<mode>): New.
1473 (sync_compare_and_swap<mode>): Replace with splitter.
1474 (sync_lock_test_and_set<mode>): Replace with splitter.
1475 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
1477 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
1478 is ics. Attribute isync.
1479 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
1481 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
1482 and UNSPECV_SYNC_OP.
1483 (emit_unlikely_jump): New.
1484 (emit_load_locked): New.
1485 (emit_store_conditional): New.
1486 (rs6000_split_compare_and_swap): New.
1487 (rs6000_split_lock_test_and_set): New.
1488 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
1489 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
1490 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
1491 rs6000_split_lock_test_and_set): Declare.
1492 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
1493 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
1494 store_c, isync, sync.
1496 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
1498 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
1499 filenames to gtyp-gen.h.
1500 (s-typ-gen): Use it in place of for loops.
1502 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
1504 * hooks.c (hook_bool_rtx_int_false): New function.
1505 * hooks.h (hook_bool_rtx_int_false): Declare.
1506 * target-def.h (TARGET_COMMUTATIVE_P): Define.
1507 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
1508 * target.h (struct gcc_target): Add commutative_p member.
1509 * targhooks.c (hook_bool_rtx_commutative_p): New function.
1510 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
1511 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
1512 (pa_commutative_p): New function.
1513 * jump.c (target.h): Include.
1514 (rtx_renumbered_equal_p): Use targetm.commutative_p.
1515 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
1517 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
1519 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
1520 (s390_expand_setmem): New.
1521 * config/s390/s390.c: Likewise.
1522 (print_shift_count_operand): Truncate to 12 bits instead of 6.
1524 * config/s390/s390.md: ("setmem<mode>"): Accept character as
1525 general_operand. Call new function "s390_expand_setmem".
1526 ("clrmem_long", "*clrmem_long"): Rewrite to ...
1527 ("setmem_long", "*setmem_long"): ... this.
1529 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
1531 * config/s390/s390.c: (optimization_options): Enable
1532 TARGET_MVCLE at -Os.
1533 * doc/invoke.texi: Document changes in default behaviour.
1534 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
1536 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
1538 * expr.c: (set_storage_via_setmem): Convert opchar to mode
1539 defined by back-end.
1541 2005-07-07 Jakub Jelinek <jakub@redhat.com>
1543 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
1544 all sets in the pattern.
1545 * config/rs6000/rs6000.md (stack_protect_testsi,
1546 stack_protect_testdi): Likewise.
1548 2005-07-06 Jeff Law <law@redhat.com>
1550 * tree-vrp.c (simplify_using_ranges): Kill.
1551 (vrp_finalize): Remove call to simplify_using_ranges.
1552 (simplify_stmt_using_ranges): New function extracted from
1553 simplify_using_ranges.
1554 (simplify_div_or_mod_using_ranges): Likewise.
1555 (simplify_abs_using_ranges): Likewise.
1556 (simplify_cond_using_ranges): New function.
1557 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
1558 * tree-ssa-propagate.c (substitute_and_fold): Call
1559 simplify_stmt_using_ranges if we have range information.
1561 2005-07-06 James E. Wilson <wilson@specifixinc.com>
1563 * config/ia64/ia64.c (ia64_reorg): Check optimize before
1564 ia64_flag_schedule_isns2.
1566 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
1567 reading/writing general registers.
1568 (ia64_function_arg): Revert 2005-06-18 change.
1570 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1572 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
1573 (legitimize_tls_address): Use gcc_unreachable instead of abort.
1575 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
1577 * function.c (expand_function_end): Revert part of 2005-06-27
1578 patch. Do sjlj_emit_function_exit_after after return_label.
1580 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
1582 * doc/install.texi (--disable-libssp): New.
1584 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
1586 * doc/invoke.texi: Update -fforce-mem documentation.
1587 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
1588 code for -fforce-mem.
1589 * expmed.c: (store_bit_field,store_fixed_bit_field,
1590 extract_bit_field): Ditto.
1591 * expr.c: (convert_move): Ditto.
1592 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
1593 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
1594 emit_conditional_add,expand_float,expand_fix): Ditto.
1595 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
1596 (common_handle_option): Issue warning when -fforce-mem specified.
1598 2005-07-06 Paul Brook <paul@codesourcery.com>
1600 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
1602 * configure: Regenerate.
1604 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
1606 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
1608 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
1610 Fix PR tree-optimization/22319
1611 Fix PR tree-optimization/22140
1612 Fix PR tree-optimization/22310
1614 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
1615 variable sized types.
1616 Use correct type for intermediate structure on *a = *b structure
1619 2005-07-06 Jakub Jelinek <jakub@redhat.com>
1621 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
1623 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
1624 (machine_function): Move typedef to...
1625 * config/rs6000/rs6000.c (machine_function): ... here. Add
1626 varargs_save_offset field.
1627 (rs6000_stack_t): Remove varargs_size field.
1628 (setup_incoming_varargs): Allocate varargs save area using
1629 assign_stack_local, try to make it as small as possible.
1630 Save offset from virtual_stack_vars_rtx to the save area
1631 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
1632 instead of magic 8 when fp word byte size is used.
1633 (rs6000_va_start): Use cfun->machine->varargs_save_offset
1634 instead of -RS6000_VARARGS_SIZE.
1635 (rs6000_stack_info, debug_stack_info,
1636 rs6000_initial_elimination_offset): Remove all traces of
1638 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
1639 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
1640 RS6000_VARARGS_AREA.
1642 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
1644 PR tree-optimization/21963
1645 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
1646 constant_multiple_of in the same way get_computation_cost_at does.
1648 2005-07-06 Jakub Jelinek <jakub@redhat.com>
1650 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
1651 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
1652 (gen_compare_reg): If sparc_compare_emitted is set, clear it
1653 and return its previous value.
1654 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
1655 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
1657 (stack_protect_set, stack_protect_test): New expanders.
1658 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
1659 stack_protect_testdi): New insns.
1660 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
1661 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
1663 2005-07-06 Jeff Law <law@redhat.com>
1665 * tree-ssa-dce.c (cfg_altered): New global.
1666 (tree_dce_init): Initialize cfg_altered.
1667 (remove_dead_stmt): If we remove an edge in the CFG, then set
1669 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
1672 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
1674 * Makefile.in (stamp-collect-ld): Use
1675 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
1676 ./collect-ld if it already exists.
1677 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
1678 Don't remove ./nm if it already exists.
1680 2005-07-05 Devang Patel <dpatel@apple.com>
1682 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
1683 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
1684 * tree-vectorizer.c (vect_loop_location): New.
1685 (vect_print_dump_info): Use vect_loop_location.
1686 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
1687 (vectorize_loops): Set vect_loop_location.
1688 * tree-vect-analyze.c (vect_analyze_offset_expr,
1689 vect_determin_vectorization_factor, vect_analyze_operations,
1690 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
1691 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
1692 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
1693 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
1694 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
1695 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
1696 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
1697 vect_analyze_loop): Adjust vect_print_dump_info API.
1698 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
1699 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
1700 vect_finish_stmt_generation, vectorizable_assignment,
1701 vectorizable_operation, vectorizable_store, vectorizable_load,
1702 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
1703 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
1704 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
1705 vect_transform_loop): Same.
1706 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
1707 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
1710 2005-07-05 Randolph Chung <tausq@debian.org>
1712 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
1713 * configure: Regenerate.
1714 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
1715 (pa_tls_referenced_p): Declare.
1716 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
1717 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
1718 (legitimize_tls_address): New.
1719 (hppa_legitimize_address): Handle TLS addresses.
1720 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
1721 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1722 (emit_move_sequence): Handle TLS addresses.
1723 (pa_encode_section_info): Call default handler to handle common
1725 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
1726 (CONSTANT_ADDRESS_P): Reject TLS operands.
1727 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
1728 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
1729 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
1730 (UNSPEC_TLSLE): Define new constants.
1731 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
1732 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
1733 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
1734 (tie_symbolic_operand, tle_symbolic_operand): New
1736 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
1738 * aclocal.m4: Update macros for autoconf 2.59 style.
1739 * configure.ac: Likewise.
1741 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1743 * pa.c (function_value): Handle small aggregates on 32-bit targets.
1744 (function_arg): Pass small aggregates in general registers on 32-bit
1746 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
1748 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
1750 * Makefile.in (final.o): Fix dependencies.
1752 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
1756 * langhooks.h (struct lang_hooks): Add expr_to_decl.
1757 * langhooks.c (lhd_expr_to_decl): New.
1758 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
1760 (LANG_HOOKS_INITIALIZER): Update.
1761 * tree.c (recompute_tree_invarant_for_addr_expr): Call
1762 expr_to_decl langhook.
1763 * c-tree.h (c_expr_to_decl): Declare.
1764 * c-typeck.c (c_expr_to_decl): New.
1765 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
1767 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
1769 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
1772 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
1773 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
1775 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
1777 * Makefile.in: Adjust dependencies.
1778 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
1779 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
1780 * alias.c (rest_of_handle_cfg, pass_cfg): New.
1781 * bb-reorder.c (duplicate_computed_gotos): Make it static.
1782 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
1783 rest_of_compilation.
1785 * bb-reorder.c (gate_duplicate_computed_gotos,
1786 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
1787 rest_of_handle_reorder_blocks, pass_reorder_blocks,
1788 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
1789 pass_partition_blocks): New.
1790 * bt-load.c (gate_handle_branch_target_load_optimize,
1791 rest_of_handle_branch_target_load_optimize,
1792 pass_branch_target_load_optimize): New.
1793 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
1795 * cfglayout.c (pass_insn_locators_initialize): New.
1796 * cfgrtl.c (pass_free_cfg): New.
1797 * combine.c (gate_handle_combine, rest_of_handle_combine,
1799 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
1800 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
1801 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
1802 * except.c (pass_set_nothrow_function_flags,
1803 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
1805 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
1806 rest_of_handle_shorten_branches, pass_shorten_branches,
1807 rest_of_clean_state, pass_clean_state): New.
1808 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
1809 rest_of_handle_remove_death_notes, pass_remove_death_notes,
1810 rest_of_handle_life, pass_life, rest_of_handle_flow2,
1812 * function.c (pass_instantiate_virtual_regs, pass_init_function,
1813 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
1814 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
1815 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
1817 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
1818 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
1819 pass_rtl_ifcvt, gate_handle_if_after_combine,
1820 rest_of_handle_if_after_combine, pass_if_after_combine,
1821 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
1822 pass_if_after_reload): New.
1823 * integrate.c (pass_initial_value_sets): New.
1824 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
1825 pass_purge_lineno_notes): New.
1826 * mode-switching.c (rest_of_handle_mode_switching,
1827 pass_mode_switching): New.
1828 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
1829 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
1831 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
1832 pass_loop_optimize): New.
1833 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
1835 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
1837 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
1838 pass_postreload_cse): New.
1839 * profile.c (gate_handle_profiling, pass_profiling,
1840 rest_of_handle_branch_prob, pass_branch_prob): New.
1841 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
1842 pass_split_before_regstack, gate_handle_split_before_regstack,
1843 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
1844 rest_of_handle_split_all_insns, pass_split_all_insns): New.
1845 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
1846 pass_stack_regs): New.
1847 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
1848 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
1849 pass_stack_adjustments): New.
1850 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
1851 pass_regrename): New.
1852 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
1853 pass_delay_slots, gate_handle_machine_reorg,
1854 rest_of_handle_machine_reorg, pass_machine_reorg): New.
1855 * rtl.h (extern void purge_line_number_notes): New.
1856 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
1857 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
1859 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
1861 * value-prof.c (gate_handle_value_profile_transformations,
1862 rest_of_handle_value_profile_transformations,
1863 pass_value_profile_transformations): New.
1864 * var-tracking.c (gate_handle_var_tracking,
1865 pass_variable_tracking): New.
1866 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
1868 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
1869 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
1870 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
1871 rest_of_handle_old_regalloc, rest_of_handle_regrename,
1872 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
1873 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
1874 rest_of_handle_gcse2, rest_of_handle_regmove,
1875 rest_of_handle_tracer, rest_of_handle_if_conversion,
1876 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
1877 rest_of_handle_web, rest_of_handle_branch_prob,
1878 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
1879 rest_of_handle_jump_bypass, rest_of_handle_combine,
1880 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1881 rest_of_handle_gcse, rest_of_handle_loop_optimize,
1882 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
1883 rest_of_handle_mode_switching, rest_of_handle_jump,
1884 rest_of_handle_eh, rest_of_handle_stack_adjustments,
1885 rest_of_handle_flow2, rest_of_handle_jump2,
1886 rest_of_handle_peephole2, rest_of_handle_postreload,
1887 rest_of_handle_shorten_branches, rest_of_clean_state,
1888 rest_of_compilation): Remove.
1890 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
1891 * passes.c (dump_flags, in_gimple_form, all_passes,
1892 all_ipa_passes, all_lowering_passes, register_one_dump_file,
1893 register_dump_files, next_pass_1, last_verified, execute_todo,
1894 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
1895 from tree-optimize.c.
1896 (init_optimization_passes): Moved from tree-optimize.c,
1897 adding the RTL optimizations.
1898 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
1899 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
1900 all_ipa_passes, all_lowering_passes, register_one_dump_file,
1901 register_dump_files, next_pass_1, last_verified, execute_todo,
1902 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
1903 init_tree_optimization_passes, ipa_passes): Delete.
1904 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
1906 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
1907 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
1909 (ipa_passes): Remove.
1910 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
1911 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
1912 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
1913 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
1914 (dump_info_p, dump_flag): Moved to tree-dump.h.
1916 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
1918 * passes.c (finish_optimization_passes): Use dump_begin
1919 and dump_end, TDI_end.
1920 (gate_rest_of_compilation): New.
1921 (pass_rest_of_compilation): Use it.
1922 (gate_postreload, pass_postreload): New.
1923 * toplev.c (general_init): Rename init_tree_optimization_passes.
1924 * toplev.h (init_tree_optimization_passes): Rename to
1925 init_optimizations_passes.
1926 * tree-dump.c (dump_flag): Make static.
1927 (dump_files): Remove RTL dumps.
1928 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
1929 pass_cleanup_cfg, pass_free_cfg_annotations,
1930 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
1931 pass_init_datastructures, pass_fixup_cfg): Make non-static.
1932 * tree-pretty-print.c: Include tree-pass.h.
1933 * cgraph.c: Include tree-dump.h.
1935 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
1937 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
1938 Only fall back to saying it points to readonly memory if
1941 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1943 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
1944 * config/m32r/m32r.c (m32r_compute_frame_size,
1945 m32r_expand_prologue): Take current_function_profile into
1946 account whenever we reference
1947 current_function_uses_pic_offset_table.
1948 (m32r_finalize_pic): Remove.
1949 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
1951 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
1953 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
1954 instead of $<. Don't remove ./as if it already exists.
1956 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1959 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
1960 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
1961 for complex modes when generating code for PA 1.0.
1962 (VALID_FP_MODE_P): New macro.
1963 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
1964 sets for all general and floating point modes. Align wide floating
1965 point modes to even register boundaries to comply with architectural
1967 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
1968 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
1969 (VALID_FP_MODE_P): New macro.
1970 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
1971 sets for all general and floating point modes. Align wide floating
1972 point modes to even register boundaries to comply with architectural
1975 2005-07-04 Diego Novillo <dnovillo@redhat.com>
1977 * tree-dump.c (dump_files): Initialize dump number for .cgraph
1980 2005-07-04 Diego Novillo <dnovillo@redhat.com>
1982 * tree-ssa-structalias.c: Don't include expr.h.
1984 2005-07-04 Diego Novillo <dnovillo@redhat.com>
1986 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
1989 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
1991 Fix PR tree-optimization/22279
1993 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
1996 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
1998 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
2000 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
2002 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
2003 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
2004 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
2005 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
2006 config/stormy16/stormy16.c, config/v850/v850.c,
2007 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
2008 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
2009 Avoid "." or "\n" at end of diagnostics and capital letters at
2010 start of diagnostics.
2011 * combine.c, cse.c: Don't translate dump file output.
2012 * toplev.c (print_version): Only translate output if going to
2015 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
2017 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
2018 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
2021 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2023 * pa.c (fix_range): Fix typo in comment.
2025 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
2027 * tree-vrp.c (extract_range_from_assert): Replace
2028 fold (build (...)) with fold_build2.
2030 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2032 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
2033 gcc_gfc_char_table, init_dynamic_gfc_info): New.
2034 (format_types_orig, handle_format_attribute): Add support for
2037 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
2039 * varasm.c (assemble_variable): Fix format specifier thinko.
2041 2005-07-03 Ira Rosen <irar@il.ibm.com>
2043 PR tree-optimization/22029 (and 22135)
2044 * tree-pretty-print.c (dump_generic_node): Check that the node is not
2045 a phi node before calling dump_vops.
2047 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2049 * tree-dump.h (dump_string_field): Declare.
2050 * tree-dump.c: Use it instead of dump_string.
2051 (dump_string_field): Make non-static.
2053 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
2055 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
2056 up the minimal CFG stuff always when optimize > 0. Call
2057 split_all_insns_noflow in PIC case if needed.
2059 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2060 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
2063 * c-decl.c (c_write_global_declarations): Dump contents of
2065 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
2066 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
2067 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
2068 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
2071 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
2073 * c-common.h (GCC_DIAG_STYLE): Define.
2074 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
2075 version for format checking to 4.1.
2076 * c-format.c: Include toplev.h after c-common.h.
2077 (enum format_type): Add gcc_tdiag_format_type.
2078 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
2079 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
2080 (format_types_orig): Add gcc_tdiag.
2081 (init_dynamic_diag_info): Support gcc_tdiag formats.
2082 (handle_format_attribute): Likewise.
2083 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
2084 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
2085 version for format checking to 4.1.
2086 (warning0, warning, error, pedwarn, sorry): Use
2088 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
2089 (finish_aliases_1): Do not use %qE.
2090 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
2091 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
2092 Correct format bugs.
2093 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
2094 parameter to unsigned HOST_WIDE_INT.
2095 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
2097 2005-07-02 David Edelsohn <edelsohn@gnu.org>
2100 * expr.c (write_complex_part): Use adjust_address for MEM.
2101 (read_complex_part): Same.
2103 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
2105 Fix PR tree-optimization/22280
2107 * tree-sra.c (generate_element_init): Remove useless loop.
2109 2005-07-02 Richard Henderson <rth@redhat.com>
2111 * config/alpha/alpha.c (alpha_legitimize_address): Check for
2113 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
2115 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
2118 * fold-const.c (fold_binary): Handle the return value of
2119 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
2120 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
2122 2005-07-02 Jeff Law <law@redhat.com>
2124 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
2125 a eliminate type conversion which feeds an equality comparison
2126 if the original type or either operand in the comparison is a
2129 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
2131 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
2132 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
2134 * config/avr/avr.c: Do not use '`' as left quote.
2135 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
2136 Remove "." from end of diagnostics. Make diagnostics start with
2139 2005-07-02 Zack Weinberg <zack@codesourcery.com>
2140 Joseph S. Myers <joseph@codesourcery.com>
2142 * toplev.c (default_tree_printer): Handle setting location with
2144 * c-objc.common.c (c_tree_printer): Likewise.
2145 * c-format.c (gcc_diag_flag_specs): Add '+'.
2146 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
2147 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
2149 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
2150 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
2151 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
2152 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
2153 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
2154 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
2155 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
2156 format arguments where %J is used without %D.
2158 2005-07-02 Jakub Jelinek <jakub@redhat.com>
2160 * gcc.c (LINK_SSP_SPEC): Define.
2161 (link_ssp_spec): New variable.
2162 (LINK_COMMAND_SPEC): Add %(link_ssp).
2163 (static_specs): Add link_ssp_spec.
2164 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
2165 * configure: Rebuilt.
2166 * config.in: Rebuilt.
2168 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2169 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2170 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2171 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2172 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
2173 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
2174 -0x7008(2) instead of reading __stack_chk_guard variable.
2175 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
2177 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
2178 (stack_protect_set, stack_protect_test): Use *_tls* patterns
2179 if TARGET_THREAD_SSP_OFFSET is defined.
2180 (stack_tls_protect_set_si, stack_tls_protect_set_di,
2181 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
2184 2005-06-27 Richard Henderson <rth@redhat.com>
2185 * libgcc-std.ver (GCC_4.1.0): New.
2186 * libgcc.h (__stack_chk_guard): Declare.
2187 (__stack_chk_fail, __stack_chk_fail_local): Declare.
2188 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
2189 * mklibgcc.in (lib2funcs): Add them.
2191 2005-07-01 Richard Henderson <rth@redhat.com>
2193 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
2194 void * before struct sigcontext *.
2195 (x86_fallback_frame_state): Likewise.
2197 2005-07-01 James E. Wilson <wilson@specifixinc.com>
2199 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
2201 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
2204 * tree-ssa-reassoc.c (should_transpose): Fix which operand
2205 we check for SSA_NAME for.
2207 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
2209 Fix PR tree-optimization/22071
2211 * tree-ssa-structalias.c (offset_overlaps_with_access): New
2213 (get_constraint_for_component_ref): Use it.
2215 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
2218 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
2219 print out the last new line.
2221 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
2223 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
2224 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
2225 * config/cris/cris.c (cris_conditional_register_usage): Adjust
2226 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
2227 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
2228 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
2229 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
2230 (enum reg_class): New member CC0_REGS.
2231 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
2232 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
2233 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
2234 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
2235 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
2236 Adjust for register now described.
2238 2005-07-01 Jakub Jelinek <jakub@redhat.com>
2241 * config/i386/i386.md (stack_protect_test_si,
2242 stack_protect_test_di): Add earlyclobber for scratch 3.
2243 * config/rs6000/rs6000.md (stack_protect_testsi,
2244 stack_protect_testdi): Add earlyclobber for scratch 3,
2245 remove earlyclobber from scratch 4.
2247 Older entries for 2005 can be found in ChangeLog-2005.