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2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
2
3         * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
4
5 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
6
7         PR middle-end/21180
8         * fold-const.c (fold_build1): Add checksum for the operands.
9         (fold_build2): Likewise.        
10         (fold_build3): Likewise.
11
12 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
13
14         PR middle-end/19055
15         * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
16
17 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
18
19         * common.opt (-fforward-propagate): Committed by mistake,
20         removed.
21
22 2005-07-21  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
23
24         * reg-stack.c: Fix comment typo(s).
25         * tree-ssa-operands.c: Likewise.
26         * tree-vectorizer: Likewise.
27
28 2005-07-21  Nick Clifton  <nickc@redhat.com>
29
30         * config/sh/symbian.c: Replace C++ style line comments with C
31         style line comments.
32         (symbian_add_attribute): Do not use a ? operator on the LHS of
33         an assignment.
34         (sh_symbian_handle_dll_attribute): Change the type of the
35         method vector to "VEC(tree,gc)*" and use vector accessor
36         macros to walk over the elements.
37         (symbian_export_vtable_and_rtti_p): Likewise.
38         (symbian_class_needs_attribute_p): Likewise.
39
40 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
41
42         PR target/22085
43         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
44         initialize targetm.resolve_overloaded_builtin here.
45         (altivec_expand_overloaded_builtin): Make it non-static.
46         * config/rs6000/rs6000-protos.h
47         (altivec_expand_overloaded_builtin): New prototype.
48         * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
49         targetm.resolve_overloaded_builtin here.
50         * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
51
52 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
53             Zdenek Dvorak  <dvorakz@suse.cz>
54
55         PR tree-optimization/19210
56         * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
57         New.
58         * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
59         * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
60         rely on unproven assumptions.
61         * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
62         * tree-flow.h (number_of_iterations_exit): Add final parameter.
63         * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
64         to number_of_iterations_exit.
65         * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
66         * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
67         * tree-ssa-loop-niter.c (find_loop_niter,
68         estimate_numbers_of_iterations_loop): Likewise.
69         (number_of_iterations_exit): Honor the new options.
70         * doc/invoke.texi (Wunsafe-loop-optimizations,
71         funsafe-loop-optimizations): Document them.
72
73 2005-07-21  Richard Sandiford  <richard@codesourcery.com>
74
75         PR rtl-optimization/22167
76         * gcse.c (hoist_code): Fix hoist_exprs[] check.
77
78 2005-07-20  Adam Nemet  <anemet@lnxw.com>
79
80         * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
81         __do_global_dtors_aux longcall.
82
83 2005-07-20  Kazu Hirata  <kazu@cs.umass.edu>
84
85         * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
86         (old_special_pred_table): Don't reference
87         SPECIAL_MODE_PREDICATES.
88         * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
89         * config/arc/arc.h: Don't mention PREDICATE_CODES.
90         * config/sh/predicates.h: Don't mention
91         SPECIAL_MODE_PREDICATES.
92         * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
93         Remove.
94
95 2005-07-20  DJ Delorie  <dj@redhat.com>
96
97         * config.gcc: Add m32c-elf support.
98
99         * doc/contrib.texi: Mention m32c.
100         * doc/extend.texi: Document m32c extensions.
101         * doc/install.texi: Mention m32c.
102         * doc/invoke.texi: Document m32c options.
103         * doc/md.texi: Document m32c constraints.
104
105         * config/m32c/addsub.md: New file.
106         * config/m32c/bitops.md: New file.
107         * config/m32c/cond.md: New file.
108         * config/m32c/jump.md: New file.
109         * config/m32c/m32c-lib1.S: New file.
110         * config/m32c/m32c-lib2.c: New file.
111         * config/m32c/m32c-modes.def: New file.
112         * config/m32c/m32c-pragma.c: New file.
113         * config/m32c/m32c-protos.h: New file.
114         * config/m32c/m32c.abi: New file.
115         * config/m32c/m32c.c: New file.
116         * config/m32c/m32c.h: New file.
117         * config/m32c/m32c.md: New file.
118         * config/m32c/m32c.opt: New file.
119         * config/m32c/minmax.md: New file.
120         * config/m32c/mov.md: New file.
121         * config/m32c/muldiv.md: New file.
122         * config/m32c/predicates.md: New file.
123         * config/m32c/prologue.md: New file.
124         * config/m32c/shift.md: New file.
125         * config/m32c/t-m32c: New file.
126
127 2005-07-20  Kaz Kojima  <kkojima@gcc.gnu.org>
128
129         * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
130         (stack_protect_set, stack_protect_test): New expanders.
131         (stack_protect_set_si, stack_protect_set_si_media,
132         stack_protect_set_di_media, stack_protect_test_si,
133         stack_protect_test_si_media, stack_protect_test_di_media):
134         New insns.
135
136 2005-07-20  Andrew Pinski  <pinskia@physics.uc.edu>
137
138         * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
139
140 2005-07-20  James A. Morrison  <phython@gcc.gnu.org>
141
142         * tree.h (tree_expr_nonzero_p): Export.
143         * fold-const.c (tree_expr_nonzero_p): Likewise.
144         Return true for CALL_EXPRs that are alloca calls.
145         (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
146         against zero.
147         * tree-flow.h (expr_computes_nonzero): Remove.
148         * tree-vrp.c (expr_computes_nonzero): Remove.
149         (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
150         (extract_range_from_unary_expr): Likewise.
151         * tree-ssa-dom.c (record_equivalences_from_stmt): Use
152         tree_expr_nonzero_p.
153
154 2005-07-20  Bernd Schmidt  <bernd.schmidt@analog.com>
155
156         * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
157         * config/bfin/bfin.c (legitimize_pic_address): Now static.  Take
158         extra arg "picreg" and use it instead of pic_offset_table_rtx.
159         All callers changed.
160         (frame_related_constant_load): New arg "related" which controls
161         setting of RTX_FRAME_RELATED_P.  All callers changed.
162         (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
163         (bfin_expand_prologue): Add stack limit checking.
164         * config/bfin/bfin.md (trapifcc): New pattern.
165
166         * config/bfin/bfin.c: Include "langhooks.h".
167         (def_builtin): Go through lang_hooks to call builtin_function.
168
169         * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
170         * config/bfin/predicates.md (symbol_ref_operand): New.
171         (call_insn_operand): Delete.  All callers changed to use
172         register_no_elim_operand.
173         * config/bfin/bfin.c (init_cumulative_args): Initialize the new
174         call_cookie field.
175         (function_arg): Use it to generate the call's operand 2.
176         (bfin_longcall_p): New function.
177         (bfin_expand_call): Extra arg "cookie".  All callers and declaration
178         changed.  Emit extra USE in the pattern.  Use bfin_longcall_p to
179         determine if the address needs to be in a REG.
180         (bfin_handle_longcall_attribute): New function.
181         (bfin_attribute_table): Add "longcall" and "shortcall".
182         * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
183         (CUMULATIVE_ARGS): New member call_cookie.
184         (PREDICATE_CODES): Add symbol_ref_operand.
185         * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
186         extra USE to the pattern.
187         (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
188         New patterns, split off call_insn, sibcall_insn, call_value_insn and
189         sibcall_value_insn; now the new patterns handle direct calls and the
190         old ones indirect calls.
191         * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
192
193 2005-07-20  Zdenek Dvorak  <dvorakz@suse.cz>
194
195         * doc/trouble.texi: Update section on handling of empty loops.
196
197 2005-07-20  Kazu Hirata  <kazu@codesourcery.com>
198
199         * config.gcc: Remove support for sparc-*-openbsd*,
200         i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
201         ns32k-*-netbsd*.
202         * config.host: Remove support for i860-*-sysv4* as a host.
203         * config/i860/*, config/ip2k/*, config/ns32k/*,
204         config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
205         * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
206         mention obsolete ports.
207
208 2005-07-20  Kaz Kojima  <kkojima@gcc.gnu.org>
209
210         * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
211         soft frame pointer.
212         (sh_expand_prologue): Use hard_frame_pointer_rtx instead
213         of frame_pointer_rtx.
214         (sh_expand_epilogue): Likewise.
215         (sh_set_return_address): Likewise.
216         (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
217         instead of FRAME_POINTER_REGNUM if needed.  Add elimination
218         offsets from FRAME_POINTER_REGNUM.
219         * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
220         (sh_register_names): Add initializer for sfp.
221         (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
222         (VALID_REGISTER_P): Likewise.
223         (FIRST_PSEUDO_REGISTER): Update.
224         (DWARF_FRAME_REGISTERS): Define.
225         (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
226         (HARD_FRAME_POINTER_REGNUM): Define.
227         (FRAME_POINTER_REGNUM): Redefine.
228         (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
229         but HARD_FRAME_POINTER_REGNUM instead.  Add eliminations
230         from FRAME_POINTER_REGNUM.
231         (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
232         FRAME_POINTER_REGNUM.
233         (REG_CLASS_CONTENTS): Add sfp.
234         (REG_ALLOC_ORDER): Likewise.
235         (FRAME_GROWS_DOWNWARD): Set to 1.  Update comment.
236         (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
237         of frame_pointer_rtx.
238         (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
239
240 2005-07-19  James A. Morrison  <phython@gcc.gnu.org>
241
242         * fold-const.c (tree_expr_nonnegative_p): Only return true for
243         ABS_EXPR when flag_wrapv is false because of INT_MIN.
244         (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
245         of an ABS_EXPR.
246         (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
247         ABS_EXPR<x>.
248
249 2005-07-20  Giovanni Bajo  <giovannibajo@libero.it>
250
251         Make CONSTRUCTOR use VEC to store initializers.
252         * c-common.c (complete_array_type): Update to cope with VEC in
253         CONSTRUCTOR_ELTS.
254         * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
255         (pp_c_constructor_elts): New function.
256         * c-pretty-print.h (pp_c_constructor_elts): Declare.
257         * c-typeck.c (build_function_call, build_c_cast, digest_init,
258         struct constructor_stack, struct initializer_stack,
259         constructor_elements, push_init_level, pop_init_level,
260         add_pending_init, find_init_member, output_init_element): Update to
261         cope with VEC in CONSTRUCTOR_ELTS.
262         * coverage.c (build_fn_info_value, build_ctr_info_value,
263         build_gcov_info): Likewise.
264         * expr.c (categorize_ctor_elements_1, store_constructor,
265         expand_expr_real_1): Likewise.
266         * fold-const.c (fold_ternary): Likewise.
267         * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
268         gimplify_init_constructor, gimplify_expr): Likewise.
269         * tree-dump.c (dequeue_and_dump): Likewise.
270         * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
271         node.
272         * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
273         CONSTRUCTOR_ELTS.
274         * tree-sra.c (generate_element_init_1): Likewise.
275         * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
276         * tree-ssa-operands.c (get_expr_operands): Likewise.
277         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
278         * tree-vect-transform.c (vect_get_vec_def_for_operand):
279         (get_initial_def_for_reduction): Likewise.
280         * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
281         value handle in annotations.
282         * tree.c (tree_node_kind, tree_code_size, make_node_stat,
283         tree_node_structure): Add support for constr_kind.
284         (build_vector_from_ctor, build_constructor_single,
285         build_constructor_from_list): New functions.
286         (build_constructor): Update to take a VEC instead of a TREE_LIST.
287         (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
288         Update to cope with VEC in CONSTRUCTOR_ELTS.
289         * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
290         * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
291         CONSTRUCTOR_APPEND_ELT): New macros.
292         (struct constructor_elt, struct tree_constructor): New data types.
293         (union tree_node): Add tree_constructor field.
294         * treestruct.def: Define TS_CONSTRUCTOR.
295         * varasm.c (const_hash_1, compare_constant, copy_constant,
296         compute_reloc_for_constant, output_addressed_constants,
297         initializer_constant_valid_p, output_constant,
298         array_size_for_constructor, output_constructor): Update to cope with
299         VEC in CONSTRUCTOR_ELTS.
300         * vec.h (VEC_empty, VEC_copy): New macros.
301
302 2005-07-19  Devang Patel  <dpatel@apple.com>
303
304         * dbxout.c (dbxout_type): Check Objective-C++ lang.
305         
306 2005-07-19  Richard Henderson  <rth@redhat.com>
307
308         PR tree-opt/22278
309         * gimplify.c (gimplify_expr): Use main variant type for the temp
310         destination for a discarded volatile read.
311         * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
312         casts between non-void types that change volatility.
313
314 2005-07-15  DJ Delorie  <dj@redhat.com>
315
316         * toplev.h: Add comment about the first parameter for warning().
317         * errors.h: Likewise.
318
319         * c.opt (Wpragmas): New.
320         * doc/invoke.texi: Document it.
321         
322         * function.c (do_warn_unused_parameter): Add warning control to
323         warning call.
324         * c-decl.c (warn_if_shadowing): Likewise.
325         * c-lex.c (cb_def_pragma): Likewise.
326         * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
327         (pop_alignment): Likewise.
328         (handle_pragma_pack): Likewise.
329         (apply_pragma_weak): Likewise.
330         (handle_pragma_weak): Likewise.
331         (handle_pragma_redefine_extname): Likewise.
332         (add_to_renaming_pragma_list): Likewise.
333         (handle_pragma_extern_prefix): Likewise.
334         (maybe_apply_renaming_pragma): Likewise.
335         (handle_pragma_visibility): Likewise.
336         
337         * config/c4x/c4x-c.c (BAD): Likewise.
338         (c4x_parse_pragma): Likewise.
339         * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
340         * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
341         (rs6000_pragma_longcall): Likewise.
342         * config/v850/v850-c.c (pop_data_area): Likewise.
343         (ghs_pragma_section): Likewise.
344         (ghs_pragma_section): Likewise.
345         (ghs_pragma_interrupt): Likewise.
346         (ghs_pragma_starttda): Likewise.
347         (ghs_pragma_startsda): Likewise.
348         (ghs_pragma_startzda): Likewise.
349         (ghs_pragma_endtda): Likewise.
350         (ghs_pragma_endsda): Likewise.
351         (ghs_pragma_endzda): Likewise.
352
353 2005-07-19  Danny Berlin <dberlin@dberlin.org>
354             Kenneth Zadeck <zadeck@naturalbridge.com>
355
356         * Makefile.in: Removed tree-promote-statics.c
357         * tree-promote-statics.c: Removed.
358         * common.opt: Removed flag-promote-statics.
359         * opts.c: Ditto.
360         * passes.c: Removed tree-promote-statics pass. 
361         * tree-pass.h: Ditto.
362         * timevar.def: Removed TV_PROMOTE_STATICS.
363
364
365 2005-07-19  Gerald Pfeifer  <gerald@pfeifer.com>
366
367         * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
368         and *-*-freebsd9.
369         * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
370         
371 2005-07-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
372
373         PR c/22476
374         * c-common.c (check_function_arguments): Call
375         'check_function_format' if either -Wformat or
376         -Wmissing-format-attribute are specified.
377         * c-format.c (check_function_format): Check -Wformat before
378         calling 'check_format_info'.
379         * c-opts.c (c_common_post_options): Don't warn for
380         -Wmissing-format-attribute without -Wformat.
381         * c-typeck.c (convert_for_assignment): Detect additional cases for
382         -Wmissing-format-attribute.
383         * doc/invoke.texi (-Wmissing-format-attribute): Document new
384         behavior.
385
386 2005-07-19  Richard Guenther  <rguenther@suse.de>
387
388         * config/i386/i386.md (lrint<mode>2): Use temporary
389         instead of clobbering non-existent memory.
390
391 2005-07-19  Nick Clifton  <nickc@redhat.com>
392
393         * config/avr/avr.c (legitimate_address_p): Fix debugging print
394         statement to avoid displaying ASCII control characters.
395
396 2005-07-19  Ben Elliston  <bje@au.ibm.com>
397
398         * bt-load.c (link_btr_uses): Fix uninitialised warnings.
399         * cfganal.c (find_edge_index): Ditto.
400         * combine.c (combine_instructions): Ditto.
401         * ddg.c (create_scc): Ditto.
402         (find_successors): Ditto.
403         (find_predecessors): Ditto.
404         (find_nodes_on_paths): Ditto.
405         (longest_simple_path): Ditto.
406         * flow.c (update_life_info): Ditto.
407         (count_or_remove_death_notes): Ditto.
408         (clear_log_links): Ditto.
409         * modulo-sched.c (generate_reg_moves): Ditto.
410         (find_max_asap): Ditto.
411         (find_max_hv_min_mob): Ditto.
412         (find_max_dv_min_mob): Ditto.
413         * sbitmap.c (sbitmap_first_set_bit): Ditto.
414         * sched-rgn.c (extract_edgelst): Ditto.
415         * tree-into-ssa.c (prepare_names_to_update): Ditto.
416         (dump_update_ssa): Ditto.
417         (ssa_names_to_replace) Ditto.
418         (switch_virtuals_to_full_rewrite): Ditto.
419         (update_ssa): Ditto.
420         * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
421
422 2005-07-18  Daniel Berlin  <dberlin@dberlin.org>
423
424         Fix PR tree-optimization/22483
425         
426         * tree-complex.c (create_components): Use
427         safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
428         * tree-flow-inline.h (fill_referenced_var_vec): New function.
429         * tree-flow.h (safe_referenced_var_iterator): New structure.
430         (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
431         * tree-ssa-alias.c (setup_pointers_and_addressables): Use
432         safe_referenced_var iterator.
433         (add_type_alias): Ditto.
434
435 2005-07-19  Steven Bosscher  <stevenb@suse.de>
436
437         * loop-init.c (rest_of_handle_loop2): Remove.
438         (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
439         rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
440         (pass_rtl_loop_init, pass_rtl_loop_done,
441         pass_rtl_move_loop_invariants, pass_rtl_unswitch,
442         pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
443         * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
444         pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
445         pass_tree_loop_done, and pass_tree_unswitch.
446         (gate_loop): Rename to gate_tree_loop.
447         * passes.c (init_optimization_passes): Update for renamed tree
448         loop passes.  Add the new loop2 passes as subpasses of loop2.
449         * tree-pass.h: Add extern declarations for the new loop2 subpasses.
450         Update for the renamed tree loop passes.
451
452 2005-07-18  Ian Lance Taylor  <ian@airs.com>
453
454         PR middle-end/22057
455         * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
456         blocks when optimizing.
457
458 2005-07-18  Steve Ellcey  <sje@cup.hp.com>
459
460         * common.opt (frename-registers): Initialize to 2.
461         (fweb): Ditto.
462         (fgcse-after-reload): Ditto.
463         * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
464         (process_options): Only change flag_web, flag_rename_registers,
465         and flag_rerun_cse_after_loop if not explicitly set by user.
466
467 2005-07-18  Jan Beulich  <jbeulich@novell.com>
468
469         * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
470         ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
471         in 64-bit mode the same as DImode in 32-bit mode.
472         (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
473         ix86_split_lshr): Likewise. Rename to no longer refer to a specific
474         mode. Add new mode parameter. 
475         * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
476         * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
477         x86_64_shift_adj): New expanders.
478         (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
479         *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
480         insns.
481         Respective new splitters. Use renamed shift splitter helpers in 32-bit
482         DImode shift splitters.
483         * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
484         ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
485         mode parameter.
486
487 2005-07-18  Jan Beulich  <jbeulich@novell.com>
488
489         * i386.md (movdi_extzv_1): New.
490         (zero_extendhidi2): Combine alternatives and never force use of
491         REX64 prefix.
492         (zero_extendqidi2): Likewise. Don't restrict input selection.
493
494 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
495
496         Fix PR tree-optimization/22531
497         * tree-ssa-pre.c (do_eustores):  Make sure LHS is a decl for the
498          moment.
499
500 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
501
502         * tree-promote-statics.c (pass_promote_statics): Change dump file
503          name.
504
505 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
506
507         * tree-optimize.c (init_tree_optimization_passes): Add
508         pass_eliminate_useless_stores pass.
509         * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
510         * tree-ssa-pre.c (is_copy_stmt): New function.
511         (follow_copies_till_vuse): Ditto.
512         (do_eustores): Ditto.
513         (gate_eustores): Ditto. 
514         
515 2005-07-16  Richard Henderson  <rth@redhat.com>
516
517         * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
518
519 2005-07-16 Danny Berlin <dberlin@dberlin.org>
520            Kenneth Zadeck <zadeck@naturalbridge.com>
521
522         * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
523         ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
524         ipa-type-escape.h, tree-promote-statics.c
525         * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
526         ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h, 
527         tree-promote-statics.c: new files.
528         * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
529         nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
530         int nonlocal_set_p, mark_constant_function): Deleted.
531         (rest_of_handle_cfg): Removed call to mark_constant_function. 
532         (nonoverlapping_component_refs_p): Added calls to support
533         type based aliasing.    
534         * tree-ssa-alias.c (may_alias_p,
535         compute_flow_insensitive_aliasing): Ditto.
536         * calls.c (flags_from_decl_or_type): Removed reference to
537         cgraph_rtl_info. 
538         * c-typeck.c (convert_arguments): Make builtins tolerant of having
539         too many arguments.  This is necessary for Spec 2000.
540         * cgraph.h (const_function, pure_function): Removed.
541         * common.opt: Added "fipa-pure-const", "fipa-reference",  
542         "fipa-type-escape", and "ftree-promote-static".
543         * opts.c: Ditto.
544         * passes.c: Added ipa and tree-promote-statics passes. 
545         * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
546         TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
547         * tree-dfa.c (referenced_var_lookup_if_exists): New function.
548         * tree-flow.h: Added exposed sra calls and addition of 
549         reference_vars_info field for FUNCTION_DECLS.
550         * tree-pass.h: Added passes.
551         * tree-sra.c: (sra_init_cache): New function.
552         (sra_insert_before, sra_insert_after) Made public.
553         (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
554         and made public.
555         * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
556         aliasing. (may_alias_p): Added code to use type escape analysis to
557         improve alias sets.
558         * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
559         code to prune clobbers of static variables based on information
560         produced in ipa-reference pass.  Changed call clobbering so that
561         statics are not marked as clobbered if the call does not clobber
562         them.
563
564 2005-07-16  Daniel Berlin  <dberlin@dberlin.org>
565
566         * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
567         too.
568
569 2005-07-16  Eric Botcazou <ebotcazou@libertysurf.fr>
570
571         * doc/install.texi (*-*-solaris2*): Document recommended version
572         of GNU binutils and mention GNU linker problem on Solaris 10.
573
574 2005-07-16  Joseph S. Myers  <joseph@codesourcery.com>
575
576         PR c/22421
577         * c-decl.c (c_build_bitfield_integer_type): New function.
578         (finish_struct): Call it.
579         * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
580
581 2005-07-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
582
583         * c-typeck.c (digest_init): Call 'convert_for_assignment'
584         before returning.
585
586 2005-07-16  Jan Hubicka  <jh@suse.cz>
587
588         * cfg.c (update_bb_profile_for_threading): Fix profile updating.
589         (scale_bbs_frequencies_int): Watch roundoff errors.
590         * predict.c (return_prediction): Initialize return_stmt.
591
592 2005-07-16  Jan Hubicka  <jh@suse.cz>
593
594         * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
595         after RTL profiling.
596
597 2005-07-11  Andrew Pinski  <pinskia@physics.uc.edu>
598
599         PR middle-end/22398
600         * fold-const.c (build_range_check): Convert high/low to etype
601         if we are only comparing against exp.
602
603 2005-07-13  Daniel Berlin  <dberlin@dberlin.org>
604
605         Fix PR tree-optimization/22376
606         * tree-ssa-structalias.c (build_constraint_graph): We really meant
607         special var here.
608         (need_to_solve): New function.
609         (compute_points_to_sets): Use it.
610         
611 2005-07-15  Jan Hubicka  <jh@suse.cz>
612
613         * cfg.c (update_bb_profile_for_threading): More diagnostic.
614         * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
615
616 2005-07-15  Richard Guenther  <rguenther@suse.de>
617
618         * c-common.c (handle_flatten_attribute): New function.
619         Add flatten function attribute.
620         * doc/extend.texi: Document flatten function attribute.
621         * Makefile.in (ipa-inline.o): Depend on hashtab.h.
622         * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
623         New functions.
624         (cgraph_decide_inlining): Handle functions with flatten
625         attribute.
626
627 2005-07-14  David Edelsohn  <edelsohn@gnu.org>
628
629         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
630         UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
631         UNSPEC_XCHG, UNSPEC_AND): New.
632         (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
633         UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
634         * config/rs6000/sync.md (FETCHOP): New code macro.
635         (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
636         New code attrs.
637         (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
638         (sync_compare_and_swap<mode>): Same.
639         (sync_lock_test_and_set<mode>): Same.
640         (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
641         for QImode and HImode, and not PPC405.
642         (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
643         (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
644         (sync_<fetchop>{si,di}_internal): New.
645         (sync_nand{si,di}_internal): New.
646         (sync_old_<fetchop>{si,di}_internal): New.
647         (sync_old_nand{si,di}_internal): New
648         (sync_new_<fetchop>{si,di}_internal): New.
649         (sync_new_nand{si,di}_internal): New.
650         (atomic_and{si,di}): New.
651         (sync_new_nand{si,di}_internal): New.
652         (atomic_and{si,di}): New.
653         (sync_add<mode>_internal): Delete.
654         (sync_addshort_internal): Use unspec instead of unspec_volatile.
655         (sync_sub<mode>_internal): Delte.
656         (sync_subshort_internal): New.
657         (sync_andsi_internal): Use unspec instead of unspec_volatile.
658         (sync_anddi_internal): Delete.
659         (sync_boolsi_internal): Use unspec instead of unspec_volatile.
660         (sync_booldi_internal): Delete.
661         (sync_boolc<mode>_internal): Delete.
662         (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
663         (sync_boolc<mode>_internal2): Delete.
664         (sync_boolcc<mode>_internal): Delete.
665         (isync, lwsync): Use unspec instead of unspec_volatile.
666         * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
667         Revert UNSPEC_VOLATILE.
668         (rs6000_split_atomic_op): New.
669         * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
670
671 2005-07-14  Eric Christopher  <echristo@redhat.com>
672
673         * config/mips/mips.c (mips_canonicalize_comparison): Cast
674         argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
675
676 2005-07-14  Eric Christopher  <echristo@redhat.com>
677
678         * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
679
680 2005-07-14  Steven Bosscher  <stevenb@suse.de>
681
682         PR tree-optimization/22230
683         * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
684         the computation of the four cross productions for "range op range".
685
686 2005-07-14  Alexandre Oliva  <aoliva@redhat.com>
687             Ulrich Weigand  <uweigand@de.ibm.com>
688
689         PR target/20126
690         * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
691         in some insn.
692
693 2005-07-14  Ulrich Weigand  <uweigand@de.ibm.com>
694
695         * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
696
697 2005-07-14  Steve Ellcey  <sje@cup.hp.com>
698
699         * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
700
701 2005-07-14  Richard Guenther  <rguenther@suse.de>
702
703         PR middle-end/22347
704         * config/i386/i386-protos.h (ix86_function_value): Change
705         prototype to match new target hook.
706         * config/i386/i386.c (ix86_value_regno): Change prototype
707         to take extra type argument.
708         (TARGET_FUNCTION_VALUE): Define.
709         (ix86_function_ok_for_sibcall): Pass extra argument to
710         ix86_value_regno, check return slot rtx for exact match.
711         (ix86_function_value): Take extra parameter.  Dispatch to
712         ix86_value_regno with fndecl/fntype as provided.
713         (ix86_value_regno): Handle extra type argument.
714         * config/i386/i386.h (FUNCTION_VALUE): No longer define.
715
716         * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
717         * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
718         * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
719         * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
720         * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
721
722 2005-07-14  Richard Guenther  <rguenther@suse.de>
723
724         * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
725         * calls.c (expand_call): Pass fntype to hard_function_value.
726         (emit_library_call_value_1): Likewise.
727         * explow.c: Include target.h.
728         (hard_function_value): Take extra argument, the fntype.
729         Use new target hook for function_value.
730         * expr.h (hard_function_value): Change prototype.
731         * function.c (aggregate_value_p): Pass 0 as fntype to
732         hard_function_value.
733         (assign_parms): Use new target hook for function_value.
734         Pass 0 as fntype to hard_function_value.
735         (expand_function_end): Likewise.
736         * reg-stack.c: Include target.h.
737         (stack_result): Use new target hook for function_value.
738         * target-def.h: New target hook function_value.
739         * target.h: Likewise.
740         * targhooks.c (default_function_value): New function.
741         * targhooks.h (default_function_value): Declare.
742
743 2005-07-13  Ian Lance Taylor  <ian@airs.com>
744
745         * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
746
747 2005-07-14  Jan Hubicka  <jh@suse.cz>
748
749         * tree-dfa.c (dump_variable): Use default_def function.
750         * tree-ssa-alias.c (dump_points_to_info): Likewise.
751         * tree-ssa.c (verify_use): Likewise.
752         * tree-ssanames.c (release_ssa_name): Likewise.
753         * tree-tailcall.c (eliminate_tail_call): Likewise.
754         (tree_optimize_tail_calls_1): Likewise.
755         * tree-vrp.c (get_value_range): Likewise.
756
757 2005-07-14  Ben Elliston  <bje@au.ibm.com>
758
759         * gcc.c (main): Compare language[0] with '*' when iterating over
760         the infiles.
761
762 2005-07-13  Adrian StraeĀ½tling  <straetling@de.ibm.com>
763
764         * config/s390/s390.c: (s390_cc_modes_compatible): Move before
765         "s390_emit_compare".  Add handling of CCZ1mode.
766         (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
767         (390_emit_compare): Use "s390_cc_modes_compatible" for mode
768         checking.
769         (s390_branch_condition_mask): Add CCZ1mode handling.
770         * config/s390/s390.md: ("seq", "*seq"): New pattern.
771         ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
772         Use CCZ1mode instead of CCZmode.
773         * config/s390/s390-modes.def: Add CCZ1mode.  Comment new mode.
774
775 2006-07-13  Adrian StraeĀ½tling  <straetling@de.ibm.com>
776
777         * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
778         pattern.
779         ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
780
781 2005-07-13  Eric Christopher  <echristo@redhat.com>
782
783         * config/mips/mips.c (mips_canonicalize_comparison): New.
784         (mips_emit_int_relational): Use.
785
786 2005-07-13  Eric Christopher  <echristo@redhat.com>
787
788         * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
789         static extra parts.
790         * config/s390/s390.md: Include tpf.md. Move tpf specific
791         patterns...
792         * config/s390/tpf.md: To here.
793         * config/s390/s390.opt: Move tpf specific options...
794         * config/s390/tpf.opt: to here. Add mmain option.
795         * config/s390/tpf-unwind.h: Remove unnecessary defines.
796         * config/s390/tpf.h: Rewrite.
797
798 2005-07-13  H.J. Lu  <hongjiu.lu@intel.com>
799
800         * doc/tm.texi: Remove @xref{Cross-profiling}.
801
802 2005-07-13  Jeff Law  <law@redhat.com>
803
804         * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
805         expressions, test their _DECL operands for pointer equality rather
806         than using operand_equal_p.
807
808 2005-07-13  H.J. Lu  <hongjiu.lu@intel.com>
809
810         * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
811         (TARGET_POSIX_IO): This.
812         * config/darwin.h: Likewise.
813         * config/freebsd.h: Likewise.
814         * config/linux.h: Likewise.
815         * config/lynx.h: Likewise.
816         * config/netbsd.h: Likewise.
817         * config/rs6000/linux64.h: Likewise.
818         * config/rs6000/linux.h: Likewise.
819         * config/s390/tpf.h: Likewise.
820         * config/sh/embed-elf.h: Likewise.
821         * config/sparc/linux64.h: Likewise.
822         * config/sparc/linux.h: Likewise.
823         * config/svr4.h: Likewise.
824         * gcov-io.h: Likewise.
825
826         * doc/tm.texi: Updated.
827
828         * libgcov.c (create_file_directory): Defined only if
829         TARGET_POSIX_IO is defined.
830         (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
831         is defined.
832
833 2005-07-13  Jan Hubicka  <jh@suse.cz>
834
835         * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
836
837 2005-07-13  David Edelsohn  <edelsohn@gnu.org>
838
839         * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
840         structure as argument.
841
842 2005-07-13  Paolo Bonzini  <bonzini@gnu.org>
843
844         PR tree-optimization/21921
845         * tree-iterator.c (tsi_link_before): Support the case when
846         tsi_end_p (tsi) == true.
847
848 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
849
850         PR tree-optimization/22442
851         * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
852         correctly.
853
854 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
855
856         PR rtl-optimization/20376
857         * toplev.c (process_options): Enable -fweb and -frename-registers when
858         unrolling.
859         * doc/invoke.texi: Update the information about when -fweb and
860         -frename-registers are enabled.
861
862 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
863
864         PR tree-opt/21840
865         * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
866         if *rhs_p is not a SSA_NAME.
867
868 2005-07-12  Daniel Berlin  <dberlin@dberlin.org>
869         
870         Fix PR tree-optimization/22422 
871         * tree-ssa-structalias.c (struct variable_info): Add flag for
872         special vars.
873         (get_varinfo): Now a static function.
874         (new_varinfo): init has_union and is_special_var to false.
875         (solution_set_add): Check has_union.
876         (do_da_constraint): Move temporary variable so it gets reset
877         properly.
878         Also check for special variable.
879         (do_ds_constraint): Ditto.
880         (do_sd_constraint): Ditto.
881         (do_structure_copy): Check for special variable.
882         (find_func_aliases): Ditto.
883         (init_base_vars): Set special vars properly.    
884
885 2005-07-13  Jan Hubicka  <jh@suse.cz>
886
887         * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
888         do unit-at-a-time.
889
890         * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
891         (get_expr_operands): Fix thinko wrt flags and subvars.
892
893         PR tree-optimize/22379
894         * tree-inline.c (expand_call_inline): Do not output sorry in early
895         inlining.
896
897 2005-07-12  Dale Johannesen  <dalej@apple.com>
898
899         * config/rs6000.c (rs6000_rtx_cost):  Move FLOAT_EXTEND.
900
901 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
902
903         PR bootstrap/21704
904         * host-linux.h: Include limits.h.
905
906 2005-07-12  Dale Johannesen  <dalej@apple.com>
907
908         * expr.c (compress_float_constant):  Add cost check.
909         * config/rs6000.c (rs6000_rtx_cost):  Adjust FLOAT_EXTEND cost.
910
911 2005-07-12  Dale Johannesen  <dalej@apple.com>
912
913         * gcc.target/i386/compress-float-sse.c:  New.
914         * gcc.target/i386/compress-float-sse-pic.c:  New.
915         * gcc.target/i386/compress-float-387.c:  New.
916         * gcc.target/i386/compress-float-387-pic.c:  New.
917         * gcc.dg/compress-float-ppc.c:  New.
918         * gcc.dg/compress-float-ppc-pic.c:  New.
919
920 2005-07-12  Eric Christopher  <echristo@redhat.com>
921
922         * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
923         static extra parts.
924         * config/s390/s390.md: Include tpf.md. Move tpf specific
925         patterns...
926         * config/s390/tpf.md: To here.
927         * config/s390/s390.opt: Move tpf specific options...
928         * config/s390/tpf.opt: to here. Add mmain option.
929         * config/s390/tpf-unwind.h: Remove unnecessary defines.
930         * config/s390/tpf.h: Rewrite.
931
932 2005-07-12  Eric Christopher  <echristo@redhat.com>
933
934         * gcc.c (struct infile): Update comment for language.
935         (main): Rewrite input file resetting code.
936
937 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
938
939         PR tree-opt/22335
940         * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
941         requiring a cast in a non RHS of modify_expr.  Add a cast when required.
942         (lookup_avail_expr): Use constant_boolean_node instead
943         of boolean_false_node/boolean_true_node.
944
945 2005-07-12  Ben Elliston  <bje@au.ibm.com>
946
947         * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
948         and use it when printing num_edges.
949
950 2005-07-12  Bernd Schmidt  <bernd.schmidt@analog.com>
951
952         * doc/extend.texi (Blackfin Built-in Functions): New section.
953         * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
954         @opindex.
955
956 2005-07-12  Adrian Straetling  <straetling@de.ibm.com>
957
958         * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
959         s/cmpstrsi/cmpstrnsi
960         (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
961         'cmpstrnsi'.
962         * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
963         (init_optabs): Initialize cmpstrn_optab.
964         * optabs.h: (enum insn_code cmpstrn_optab): Declare.
965         * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
966         * expr.c: (enum insn_code cmpstrn_optab): Declare.
967         * config/i386/i386.md: s/cmpstr/cmpstrn
968         * config/c4x/c4x.md: s/cmpstr/cmpstrn
969         * doc/md.texi: Update documentation.
970
971 2005-07-11  Richard Henderson  <rth@redhat.com>
972
973         * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
974         build_va_arg_indirect_ref.
975         (alpha_gimplify_va_arg): Likewise.
976         * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
977         * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
978         * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
979         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
980         * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
981         * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
982         Likewise.
983         * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
984
985 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
986
987         * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
988         * passes.c (init_optimization_passes): Add pass_empty_loop.
989         * tree-pass.h (pass_empty_loop): Declare.
990         * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
991         try_remove_empty_loop, remove_empty_loops): New functions.
992         * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
993         * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
994
995 2005-07-12  Peter Barada  <peter@the-baradas.com>
996
997         PR middle-end/16719
998         PR middle-end/18421
999         * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
1000         in address registers.
1001         * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
1002         * config/m68k/m68k.md: Replace 's' with 'i' in 4th
1003         alternative of addsi3_5200.
1004
1005 2005-07-11  Ian Lance Taylor  <ian@airs.com>
1006
1007         * config/mips/mips.md (ffs<mode>2): Remove.
1008
1009 2005-07-11  Ian Lance Taylor  <ian@airs.com>
1010
1011         * doc/tree-ssa.texi (Cleanups): Improve description of
1012         TRY_FINALLY_EXPR.
1013         (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
1014
1015 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
1016         
1017         * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
1018         * tree.h (DECL_ARGUMENT_FLD): New macro.
1019
1020 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
1021         
1022         Fix PR tree-optimization/22404
1023
1024         * tree-ssa-structalias.c (create_variable_info_for): Use
1025         correct offset.
1026
1027 2005-07-11  Bernd Schmidt  <bernd.schmidt@analog.com>
1028
1029         * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
1030         compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
1031         for second comparison operand.
1032         * config/bfin/predicates.md (reg_or_const_int_operand): New.
1033
1034         * config/bfin/bfin.md (define_attr "type"): Add "sync".
1035         (define_insn_reservation "alu"): Likewise.
1036         (csync, ssync): Now of type sync.
1037         * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
1038         -mcsync-anomaly -mspecld-anomaly.
1039         * config/bfin/bfin.opt (mcsync): Remove.
1040         (mcsync-anomaly, mspecld-anomaly): Add.
1041         * config/bfin/bfin.c: Include "insn-codes.h".
1042         (bfin_reorg): Extend to handle the CSYNC anomaly as well.
1043         (TARGET_DEFAULT_TARGET_FLAGS): New.
1044         * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
1045
1046 2005-07-11  Steven Bosscher  <stevenb@suse.de>
1047
1048         * basic-block.h: Give the BB flags enum a name, bb_flags.
1049         Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
1050         * cfgcleanup.c (enum bb_flags): Remove here.
1051         (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
1052         (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
1053         (update_forwarder_flag): Likewise.
1054         (thread_jump): Likewise.
1055         (try_forward_edges): Likewise.
1056         (try_optimize_cfg): Likewise.  Clear bb->flags before updating the
1057         forwarder flags.  Don't clear bb->aux for all basic blocks.  Only
1058         reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
1059
1060 2005-07-11  Richard Guenther  <rguenther@suse.de>
1061
1062         * config/i386/i386.opt: New target option -msseregparm.
1063         * config/i386/i386.c (override_options): Error out for
1064         -msseregparm but no SSE support.
1065         (ix86_function_sseregparm): Check for global sseregparm.
1066         * doc/invoke.texi: Document -msseregparm.
1067
1068 2005-07-11  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1069
1070         * config.gcc (m32r-*-linux*): Use the default extra_parts.
1071         (m32rle-*-linux*): Ditto.
1072
1073 2005-07-11  Jakub Jelinek  <jakub@redhat.com>
1074
1075         * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
1076         instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
1077         bytes.
1078
1079 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1080
1081         PR middle-end/22239
1082         PR target/20126
1083         * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
1084         gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
1085
1086 2005-07-07  Daniel Berlin  <dberlin@dberlin.org>
1087
1088         * tree-ssa-structalias.c (struct variable_info): Heapify complex.
1089         (varmap): Heapify varmap.
1090         (constraints): Heapify constraints.
1091         (struct constraint_graph): Heapify succs and preds.
1092         (constraint_vec_find): Update for heapification.
1093         (constraint_set_union): Ditto.
1094         (insert_into_complex): Ditto.
1095         (constraint_edge_vec_find): Ditto.
1096         (erase_graph_self_edge): Ditto.
1097         (add_graph_edge): Ditto.
1098         (get_graph_weights): Ditto.
1099         (merge_graph_nodes): Ditto.
1100         (build_constraint_graph): Ditto.
1101         (topo_visit): Ditto.
1102         (solve_graph): Ditto.
1103         (create_variable_info_for): Ditto.
1104         (init_base_vars): Ditto.
1105         (delete_points_to_sets): Free graph, varmap, and complex constraints.
1106         (condese_varmap_nodes): Free complex vector.
1107         (clear_edges_for_node): Clear succs and preds vector.
1108
1109 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
1110
1111         * tree-ssa-structalias.c (update_alias_info): Change counting of
1112         references to not include vdefs.
1113         
1114 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
1115
1116         * tree-ssa-alias.c (free_used_part_map): Add missing free.
1117         (up_insert): Ditto.
1118
1119 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1120
1121         * pa.c (pa_commutative_p): Make PLUS commutative when
1122         TARGET_NO_SPACE_REGS is true.
1123
1124 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
1125
1126         * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
1127         * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
1128         * tree-dfa.c (dump_subvars_for): New.
1129         (debug_subvars_for): New.
1130         (dump_variable): Show subvariables if VAR has them.
1131         * tree-flow-inline.h (get_subvar_at): New.
1132         (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
1133         * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
1134         Update all users.
1135         (struct subvar): Change fields offset and size to unsigned
1136         HOST_WIDE_INT.
1137         (dump_subvars_for): Declare.
1138         (debug_subvars_for): Declare.
1139         (get_subvar_at): Declare.
1140         (okay_component_ref_for_subvars): Change 2nd and 3rd argument
1141         to unsigned HOST_WIDE_INT *.
1142         (overlap_subvar): Likewise.
1143         * tree-gimple.c (is_gimple_reg): Always return false for
1144         SFTs and memory tags.
1145         * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
1146         Update all callers.
1147         * tree-ssa-alias.c: Include tree-ssa-structalias.h.
1148         (compute_may_aliases): Call compute_points_to_sets.
1149         (collect_points_to_info_for): Remove.
1150         (compute_points_to_and_addr_escape): Remove.
1151         (delete_alias_info): Call delete_points_to_sets.
1152         (compute_flow_sensitive_aliasing): If the call to
1153         find_what_p_points_to returns false, call set_pt_anything.
1154         (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
1155         (set_pt_anything): Clear pi->pt_vars.
1156         (set_pt_malloc): Remove.
1157         (merge_pointed_to_info): Remove.
1158         (add_pointed_to_expr): Remove.
1159         (add_pointed_to_var): Remove.
1160         (collect_points_to_info_r): Remove.
1161         (is_escape_site): Make extern.
1162         (create_sft): New.
1163         (create_overlap_variables_for): Call it.
1164         * tree-ssa-copy.c (merge_alias_info): Never merge
1165         flow-sensitive alias information.
1166         * tree-ssa-operands.c (get_expr_operands): Adjust variables
1167         offset and size to be unsigned HOST_WIDE_INT.
1168         (add_to_addressable_set): Rename from note_addressable.
1169         Set TREE_ADDRESSABLE as the variables are added to the set.
1170         Update all users.
1171         (add_stmt_operand): Do not try to micro-optimize unmodifiable
1172         operands into VUSEs when adding V_MAY_DEFs for members in an
1173         alias set.
1174         * tree-ssa-operands.h (add_to_addressable_set): Declare.
1175         * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
1176         (struct variable_info): Add bitfield is_heap_var.
1177         (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
1178         (new_var_info): Initialize is_heap_var.
1179         (get_constraint_for): Add HEAP variables to the symbol table.
1180         Mark them with is_heap_var.
1181         (update_alias_info): New.  Taken mostly from the old
1182         compute_points_to_and_addr_escape.
1183         (handle_ptr_arith): New.
1184         (find_func_aliases): Call update_alias_info.
1185         Call handle_ptr_info for tcc_binary expressions.
1186         Call mark_stmt_modified.
1187         (create_variable_info_for): If DECL has subvars, do not create
1188         variables for its subvars.  Always add all the fields.
1189         (set_uids_in_ptset): If the solution includes ANYOFFSET and
1190         SFTs, then add all the SFTs of the structure.
1191         If VI->DECL is an aggregate with subvariables, add the SFT at
1192         VI->OFFSET.
1193         (find_what_p_points_to): If VI is an artificial variable,
1194         translate to bitfields in SSA_NAME_PTR_INFO.
1195         If the solution is empty, set pi->pt_vars to NULL
1196         (init_base_vars): Create ANYOFFSET.
1197         (compute_points_to_sets): Rename from create_alias_vars.
1198         Make extern.
1199         (pass_build_pta): Remove.
1200         (delete_points_to_sets): Rename from delete_alias_vars.
1201         (pass_del_pta): Remove.
1202         * tree-ssa-structalias.h (struct alias_info): Move from
1203         tree-ssa-alias.h.
1204         (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
1205         NUM_REFERENCES_SET): Likewise.
1206         (compute_points_to_sets, delete_points_to_sets): Declare.
1207
1208 2005-07-09  Richard Henderson  <rth@redhat.com>
1209
1210         * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
1211         alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
1212         alpha_split_lock_test_and_set_12): New functions.
1213         * config/alpha/alpha-protos.h: Update.
1214         * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
1215         UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
1216         * config/alpha/sync.md (I12MODE): New.
1217         (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
1218         (sync_<fetchop_name><I48MODE>): Likewise.
1219         (sync_nand<I48MODE>): Likewise.
1220         (sync_old_<fetchop_name><I48MODE>): Likewise.
1221         (sync_new_<fetchop_name><I48MODE>): Likewise.
1222         (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
1223         (sync_compare_and_swap<I48MODE>): Likewise.
1224         (sync_lock_test_and_set<I48MODE>): Likewise.
1225         (sync_compare_and_swap<I12MODE>): New.
1226         (sync_compare_and_swap<I12MODE>_1): New.
1227         (sync_lock_test_and_set<I12MODE>): New.
1228         (sync_lock_test_and_set<I12MODE>_1): New.
1229
1230 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
1231
1232         PR 21356
1233         PR 22332
1234         * passes.c (execute_todo): Cleanup the CFG before updating SSA.
1235
1236 2005-07-09  Jakub Jelinek  <jakub@redhat.com>
1237
1238         * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
1239         in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
1240
1241 2005-07-09  Richard SAndiford  <richard@codesourcery.com>
1242
1243         PR target/21656
1244         * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
1245
1246 2005-07-08  David Edelsohn  <edelsohn@gnu.org>
1247
1248         * config/rs6000/sync.md (load_locked_<mode>): Use Z for
1249         memory_operand constraint.
1250         (store_conditional_<mode>): Same.
1251         (sync_compare_and_swap<mode>): Same.
1252         (sync_lock_test_and_set<mode>): Same.
1253
1254 2005-07-08  Hans-Peter Nilsson  <hp@axis.com>
1255
1256         Rewrite PIC support to more closely model actual instructions.
1257         * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
1258         (cris_symbol): Remove prototypes for removed functions.
1259         (cris_pic_symbol_type_of, cris_valid_pic_const)
1260         (cris_expand_pic_call_address): Prototypes for new functions.
1261         * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
1262         variable.
1263         (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
1264         modifiers.
1265         <case ':'>: Add case for new punctuation character.
1266         <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
1267         emitting (extra) PIC modifier.
1268         <case UNSPEC>: Do not assert for PLT.
1269         (cris_initial_frame_pointer_offset, cris_simple_epilogue)
1270         (cris_expand_prologue, cris_expand_epilogue): Check
1271         for pic_offset_table_rtx usage instead of taking
1272         current_function_uses_pic_offset_table as the final word.
1273         (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
1274         Remove flag_pic difference.
1275         (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
1276         the moral equivalents of...
1277         (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
1278         functions.
1279         (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
1280         (cris_handle_option): Mark ARG as unused.
1281         (cris_expand_pic_call_address): New worker function for "call",
1282         "call_value".
1283         (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
1284         output PIC constructs here.
1285         (cris_output_addr_const_extra): Changes for emitting PIC modifiers
1286         as symbol-specific modifers, not whole or part of operands.
1287         * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
1288         (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
1289         constants and flag_pic.
1290         (CONSTANT_INDEX_P): Adjust for new functions.
1291         (enum cris_pic_symbol_type): New helper type.
1292         (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
1293         * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
1294         (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
1295         define_constants.
1296         ("movsi"): Emit actual instructions for GOT and relative access.
1297         ("*movsi_got_load"): New pattern to set up the register holding
1298         the GOT pointer.
1299         ("*movsi_internal"): Operand 1 is not a plain general_operand.
1300         Adjust FIXME for 'S'.
1301         <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
1302         Use "movs" for -fpic cases.
1303         ("addsi3"): Add alternative for 'S'; use adds.w when possible.
1304         ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
1305         ("call", "call_value"): Just call cris_expand_pic_call_address for
1306         PIC addresses.
1307         ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
1308         Remove special pattern.
1309         ("*expanded_call_side", "*expanded_call_value_side"): New
1310         patterns.
1311         (gotplt-to-plt, gotplt-to-plt-side-call)
1312         (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
1313         peephole2:s.
1314         * config/cris/cris/predicates.md
1315         ("cris_general_operand_or_gotless_symbol"): Remove unused
1316         predicate.
1317         ("cris_general_operand_or_symbol"): Adjust for new functions.
1318
1319 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
1320
1321         * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
1322
1323 2005-07-08  Daniel Berlin  <dberlin@dberlin.org>
1324
1325         * Makefile.in (TREE_H): Add treestruct.def.
1326         (c-decl.o): Add pointer-set.h
1327         * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
1328         visibility on regular DECL's.
1329         (merge_decls): Fix the copying of decl nodes of various types for
1330         the new structures.  Don't update RTL, section name, weak status,
1331         etc, on DECL's without RTL.     
1332         (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
1333         Don't check volatile on non-variable types.
1334         (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
1335         to check whether we have seen arguments.
1336         * c-objc-common.c (c_tree_printer): Reverse order of tests so that
1337         flag is checked before field (flag is common, field is not).    
1338         * dwarf2out.c (decl_ultimate_origin):  Only DECL's with
1339         TS_DECL_COMMON could have an origin.
1340         (add_location_or_const_value_attribute): Don't check section name
1341         on non-var/function decls.
1342         (dwarf2out_var_location): Reverse order of tests.
1343         * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
1344         with DECL_WRTL_CHECK.
1345         * expmed.c (make_tree): rtl is now in decl_with_rtl.
1346         * fold-const.c (fold_binary): Don't check weakness on
1347         non-var/function decls.
1348         (tree_expr_nonzero_p): Ditto.
1349         (fold_checksum_tree): Use tree_decl_extra as sizeof
1350         buffer.
1351         * ggc-page.c (extra_order_size_table): Add sizes for
1352         tree_decl_non_common, tree_parm_decl,  tree_var_decl, and
1353         tree_field_decl.
1354         * gimplify.c (gimplify_bind_expr): Only set
1355         DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
1356         * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
1357         without RTL.
1358         * langhooks-def.h (LANG_HOOK_INIT_TS): New.
1359         * langhooks.h (init_ts). New langhook.
1360         * passes.c (rest_of_decl_compilation): Reverse order of tests.
1361         * print-tree.c (print_node): Update to only print fields that
1362         exist in the structures the passed decl has.
1363         * toplev.c (wrapup_global_declarations): Don't reset
1364         DECL_DEFER_OUTPUT on DECL's that don't contain it.
1365         * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
1366         * tree-inline.c (remap_decl): Ditto.
1367         * tree-outof-ssa.c (create_temp): Reverse order of tests.
1368         * tree-pretty-print.c (print_declaration): Don't print
1369         DECL_REGISTER on things that don't contain it.
1370         * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
1371         non-var/function decls.
1372         * tree.c (tree_contains_struct): New structure.
1373         (init_priority_for_decl): New hashtable.
1374         (tree_int_map): New structure.
1375         (tree_int_map_eq): New function.
1376         (tree_int_map_marked_p): Ditto.
1377         (tree_int_map_hash): Ditto.
1378         (tree_map): Move to tree.h.
1379         (tree_map_eq): Externalize.
1380         (tree_map_hash): Ditto.
1381         (tree_map_marked_p): Ditto.
1382         (init_ttree): Set up tree_contains_struct and call langhook.
1383         (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
1384         (tree_code_size): Update for new structures.
1385         (tree_node_structure): Update for new structures.
1386         (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
1387         without the field.
1388         (copy_node_stat):  Copy init priority.
1389         (build_decl_stat): Ditto for visibility.
1390         (ts_enum_names): New.
1391         (tree_contains_struct_check_failed): New function.
1392         (decl_init_priority_lookup): Ditto.
1393         (decl_init_priority_insert): Ditto.
1394         * treestruct.def: New file.
1395         * tree.h (CODE_CONTAINS_STRUCT): New macro.
1396         (CONTAINS_STRUCT_CHECK): Ditto.
1397         (tree_contains_struct_check_failed): New prototype.
1398         (DECL_CHECK): Removed.
1399         (DECL_MINIMAL_CHECK): New.
1400         (DECL_COMMON_CHECK): Ditto.
1401         (DECL_WRTL_CHECK): Ditto.
1402         (DECL_NON_COMMON_CHECK): Ditto.
1403         (DECL_WITH_VIS_CHECK): Ditto.
1404         (VAR_OR_FUNCTION_DECL_P): Ditto
1405         (struct tree_decl_minimal): New structure.
1406         (struct tree_decl_common): Ditto.
1407         (struct tree_decl_with_rtl): Ditto.
1408         (struct tree_decl_with_vis): Ditto.
1409         (struct tree_decl_non_common): Ditto.
1410         (struct tree_field_decl): Ditto.
1411         (struct tree_parm_decl): Ditto.
1412         (struct tree_var_decl): Ditto.
1413         (struct tree_function_decl): Ditto.
1414         (struct tree_const_decl): Ditto.
1415         (struct tree_result_decl): Ditto.
1416         (union tree_node): Add new structures.
1417         * var-tracking.c (track_expr_p): Reverse order of tests.
1418         
1419         * doc/c-tree.texi: Add documentation on DECL node internal structure.
1420
1421 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
1422
1423         * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
1424         * system.h: Poison FINALIZE_PIC.
1425         * doc/tm.texi (FINALIZE_PIC): Remove.
1426
1427 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
1428
1429         PR tree-opt/22329
1430         * tree-ssa-propagate.c (fold_predicate_in): Convert the value
1431         to the correct type if we have a MODIFY_EXPR.
1432
1433 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
1434
1435         PR tree-optimization/22360
1436         * tree.c (upper_bound_in_type): Fix calculations for casting
1437         to a non-wider signed type and casting a signed value to a
1438         wider unsigned type.
1439         (lower_bound_in_type): Fix calculations for casting to a
1440         non-wider signed type.
1441
1442         PR tree-optimization/20139
1443         * tree-cfg.c (remove_bb): Check in_ssa_p before calling
1444         release_defs.
1445         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
1446         fold_cond_expr_cond.
1447         * tree-ssanames.c (release_defs): Assert in_ssa_p.
1448         * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
1449
1450 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
1451
1452         PR tree-opt/22356
1453         * tree-complex.c (expand_complex_libcall): Produce
1454         REALPART_EXPR/IMAGPART_EXPR with the correct type.
1455
1456 2005-07-08  Kenneth Zadeck <zadeck@naturalbridge.com>
1457
1458         * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
1459         bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
1460         b" assert and inserted fastpath code for this case.
1461         (bitmap_ior): Removed "a != b" assert.
1462
1463 2005-07-08  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1464
1465         * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
1466         (ENDFILE_SPEC): Likewise.
1467         * config/m32r/m32r.h (ASM_SPEC): Likewise.
1468
1469         * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
1470         a large stack frame at epilogue.
1471
1472 2005-07-08  David Billinghurst  <David.Billinghurst@riotinto.com>
1473
1474         * final.c: Include sdbout.h when required.
1475
1476 2005-07-07  Geoffrey Keating  <geoffk@apple.com>
1477
1478         * config.gcc (*-*-darwin*): Only one target-specific header file
1479         for generic darwin.
1480         (powerpc-*-darwin*): Add version-specific header files.
1481         * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
1482         * config.in: Regenerate.
1483         * configure: Regenerate.
1484         * gcc.c: Include xregex.h.
1485         (version_compare_spec_function): New.
1486         (spec_function): Add version-compare.
1487         (replace_outfile_spec_function): Reformat comment.
1488         (compare_version_strings): New.
1489         * config/darwin-c.c (version_as_macro): New.
1490         (builtin_define): New.
1491         (darwin_cpp_builtins): New.
1492         * config/darwin-protos.h (darwin_cpp_builtins): New.
1493         * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
1494         (LIB_SPEC): Make unconditional, update comment.
1495         (TARGET_C99_FUNCTIONS): Define.
1496         * config/darwin.opt: Sort.
1497         (mmacosx-version-min=): New.
1498         * config/darwin7.h: Delete.
1499         * config/darwin8.h: Delete.
1500         * config/i386/darwin.h (): Call darwin_cpp_builtins.
1501         * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
1502         (TARGET_C99_FUNCTIONS): Define.
1503         * config/rs6000/darwin7.h: New.
1504         * config/rs6000/darwin8.h: New.
1505         * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
1506         (-mmacosx-version-min): Document.
1507
1508 2005-07-07  Ian Lance Taylor  <ian@airs.com>
1509
1510         * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
1511
1512 2005-07-07  John David Anglin  <dave.anglin@nrc-crc.gc.ca>
1513
1514         PR middle-end/22239
1515         * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
1516
1517 2005-07-07  Khem Raj  <kraj@mvista.com>
1518
1519         * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
1520         in bytes, not words.
1521
1522 2005-07-07  Paul Brook  <paul@codesourcery.com>
1523
1524         * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
1525         DEFAULT_FUNCTION_ARG_PADDING to upward.
1526
1527 2005-07-07  Richard Henderson  <rth@redhat.com>
1528
1529         * function.c (locate_and_pad_parm): Record parameter alignment in
1530         stack_alignment_needed.
1531
1532 2005-07-07  David Edelsohn  <edelsohn@gnu.org>
1533
1534         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
1535         UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
1536         (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
1537         UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
1538         (define_attr "type"): Add isync, sync, load_l, store_c.
1539         * config/rs6000/sync.md (memory_barrier): Change to define_expand.
1540         Create scratch volatile MEM.
1541         (sync_internal): New.  POWER mnemonic is dcs, not ics.  Attribute
1542         sync.
1543         (load_locked_<mode>): New.
1544         (store_conditional_<mode>): New.
1545         (sync_compare_and_swap<mode>): Replace with splitter.
1546         (sync_lock_test_and_set<mode>): Replace with splitter.
1547         (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
1548         and UNSPECV_ISYNC.
1549         (isync): Change to unspec_volatile UNSPECV_ISYNC.  POWER mnemonic
1550         is ics.  Attribute isync.
1551         (lwsync): Change to unspec_volatile UNSPECV_LWSYNC.  Attribute
1552         lwsync.
1553         * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
1554         and UNSPECV_SYNC_OP.
1555         (emit_unlikely_jump): New.
1556         (emit_load_locked): New.
1557         (emit_store_conditional): New.
1558         (rs6000_split_compare_and_swap): New.
1559         (rs6000_split_lock_test_and_set): New.
1560         (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
1561         TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
1562         * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
1563         rs6000_split_lock_test_and_set): Declare.
1564         * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
1565         mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
1566         store_c, isync, sync.
1567
1568 2005-07-07  Kelley Cook  <kcook@gcc.gnu.org>
1569
1570         * Makefile.in (echo_quoted_to_gtyp): New template for outputing
1571         filenames to gtyp-gen.h.
1572         (s-typ-gen): Use it in place of for loops.
1573
1574 2005-07-07  J"orn Rennecke <joern.rennecke@st.com>
1575
1576         * hooks.c (hook_bool_rtx_int_false): New function.
1577         * hooks.h (hook_bool_rtx_int_false): Declare.
1578         * target-def.h (TARGET_COMMUTATIVE_P): Define.
1579         (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
1580         * target.h (struct gcc_target): Add commutative_p member.
1581         * targhooks.c (hook_bool_rtx_commutative_p): New function.
1582         * targhooks.h (hook_bool_rtx_commutative_p): Declare.
1583         * pa.c (TARGET_COMMUTATIVE_P): Redefine.
1584         (pa_commutative_p): New function.
1585         * jump.c (target.h): Include.
1586         (rtx_renumbered_equal_p): Use targetm.commutative_p.
1587         * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
1588
1589 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
1590
1591         * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
1592         (s390_expand_setmem): New.
1593         * config/s390/s390.c: Likewise. 
1594         (print_shift_count_operand): Truncate to 12 bits instead of 6.
1595         Adapt comments.
1596         * config/s390/s390.md: ("setmem<mode>"): Accept character as
1597         general_operand.  Call new function "s390_expand_setmem".
1598         ("clrmem_long", "*clrmem_long"): Rewrite to ...
1599         ("setmem_long", "*setmem_long"): ... this.
1600
1601 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
1602         
1603         * config/s390/s390.c: (optimization_options): Enable
1604         TARGET_MVCLE at -Os.
1605         * doc/invoke.texi: Document changes in default behaviour.
1606         * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
1607
1608 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
1609
1610         * expr.c: (set_storage_via_setmem): Convert opchar to mode
1611         defined by back-end.
1612
1613 2005-07-07  Jakub Jelinek  <jakub@redhat.com>
1614
1615         * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
1616         all sets in the pattern.
1617         * config/rs6000/rs6000.md (stack_protect_testsi,
1618         stack_protect_testdi): Likewise.
1619
1620 2005-07-06  Jeff Law  <law@redhat.com>
1621
1622         * tree-vrp.c (simplify_using_ranges): Kill.
1623         (vrp_finalize): Remove call to simplify_using_ranges.
1624         (simplify_stmt_using_ranges): New function extracted from
1625         simplify_using_ranges.
1626         (simplify_div_or_mod_using_ranges): Likewise.
1627         (simplify_abs_using_ranges): Likewise.
1628         (simplify_cond_using_ranges): New function.
1629         * tree-flow.h (simplify_stmt_using_ranges): Prototype.
1630         * tree-ssa-propagate.c (substitute_and_fold): Call
1631         simplify_stmt_using_ranges if we have range information.
1632
1633 2005-07-06  James E. Wilson  <wilson@specifixinc.com>
1634
1635         * config/ia64/ia64.c (ia64_reorg): Check optimize before
1636         ia64_flag_schedule_isns2.
1637
1638         * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
1639         reading/writing general registers.
1640         (ia64_function_arg): Revert 2005-06-18 change.
1641
1642 2005-07-06  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>
1643
1644         * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
1645         (legitimize_tls_address): Use gcc_unreachable instead of abort.
1646
1647 2005-07-06  Kaz Kojima  <kkojima@gcc.gnu.org>
1648
1649         * function.c (expand_function_end): Revert part of 2005-06-27
1650         patch.  Do sjlj_emit_function_exit_after after return_label.
1651
1652 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
1653
1654         * doc/install.texi (--disable-libssp): New.
1655
1656 2005-07-06  Fariborz Jahanian <fjahanian@apple.com>
1657
1658         * doc/invoke.texi: Update -fforce-mem documentation.
1659         * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove 
1660         code for -fforce-mem.
1661         * expmed.c: (store_bit_field,store_fixed_bit_field,
1662         extract_bit_field): Ditto.
1663         * expr.c: (convert_move): Ditto.
1664         * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
1665         expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
1666         emit_conditional_add,expand_float,expand_fix): Ditto.
1667         * opts.c: (decode_options): Remove setting of flag_force_mem flag.
1668         (common_handle_option): Issue warning when -fforce-mem specified.
1669
1670 2005-07-06  Paul Brook  <paul@codesourcery.com>
1671
1672         * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
1673         argument is empty.
1674         * configure: Regenerate.
1675
1676 2005-07-06  J"orn Rennecke <joern.rennecke@st.com>
1677
1678         * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
1679
1680 2005-07-06  Daniel Berlin  <dberlin@dberlin.org>
1681
1682         Fix PR tree-optimization/22319
1683         Fix PR tree-optimization/22140
1684         Fix PR tree-optimization/22310
1685
1686         * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
1687         variable sized types.
1688         Use correct type for intermediate structure on *a = *b structure
1689         copies.
1690                 
1691 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
1692
1693         * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
1694         Remove.
1695         (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
1696         (machine_function): Move typedef to...
1697         * config/rs6000/rs6000.c (machine_function): ... here.  Add
1698         varargs_save_offset field.
1699         (rs6000_stack_t): Remove varargs_size field.
1700         (setup_incoming_varargs): Allocate varargs save area using
1701         assign_stack_local, try to make it as small as possible.
1702         Save offset from virtual_stack_vars_rtx to the save area
1703         in cfun->machine->varargs_save_offset.  Use UNITS_PER_FP_WORD
1704         instead of magic 8 when fp word byte size is used.
1705         (rs6000_va_start): Use cfun->machine->varargs_save_offset
1706         instead of -RS6000_VARARGS_SIZE.
1707         (rs6000_stack_info, debug_stack_info,
1708         rs6000_initial_elimination_offset): Remove all traces of
1709         varargs_size.
1710         * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
1711         * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
1712         RS6000_VARARGS_AREA.
1713
1714 2005-07-06  Zdenek Dvorak  <dvorakz@suse.cz>
1715
1716         PR tree-optimization/21963
1717         * tree-ssa-loop-ivopts.c (get_computation_aff): Use
1718         constant_multiple_of in the same way get_computation_cost_at does.
1719
1720 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
1721
1722         * config/sparc/sparc.h (sparc_compare_emitted): New extern.
1723         * config/sparc/sparc.c (sparc_compare_emitted): New variable.
1724         (gen_compare_reg): If sparc_compare_emitted is set, clear it
1725         and return its previous value.
1726         (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
1727         * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
1728         constants.
1729         (stack_protect_set, stack_protect_test): New expanders.
1730         (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
1731         stack_protect_testdi): New insns.
1732         * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
1733         * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
1734
1735 2005-07-06  Jeff Law  <law@redhat.com>
1736
1737         * tree-ssa-dce.c (cfg_altered): New global.
1738         (tree_dce_init): Initialize cfg_altered.
1739         (remove_dead_stmt): If we remove an edge in the CFG, then set
1740         CFG_ALTERED.
1741         (perform_tree_ssa_dce): If we altered the CFG, then invalidate
1742         the dominators.
1743
1744 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
1745
1746         * Makefile.in (stamp-collect-ld): Use
1747         $(ORIGINAL_LD_FOR_TARGET) instead of $<.  Don't remove
1748         ./collect-ld if it already exists.
1749         (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
1750         Don't remove ./nm if it already exists.
1751
1752 2005-07-05  Devang Patel  <dpatel@apple.com>
1753
1754         * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
1755         (LOOP_VINFO_LOC, LOOP_LOC): Remove.
1756         * tree-vectorizer.c (vect_loop_location): New.
1757         (vect_print_dump_info): Use vect_loop_location.
1758         (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
1759         (vectorize_loops): Set vect_loop_location.
1760         * tree-vect-analyze.c (vect_analyze_offset_expr, 
1761         vect_determin_vectorization_factor, vect_analyze_operations,
1762         vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
1763         vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
1764         vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
1765         vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
1766         vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
1767         vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
1768         vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
1769         vect_analyze_loop): Adjust vect_print_dump_info API.
1770         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
1771         vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
1772         vect_finish_stmt_generation, vectorizable_assignment, 
1773         vectorizable_operation, vectorizable_store, vectorizable_load, 
1774         vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
1775         vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
1776         vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
1777         vect_transform_loop): Same.
1778         * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
1779         vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
1780         Same.
1781
1782 2005-07-05  Randolph Chung  <tausq@debian.org>
1783
1784         * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
1785         * configure: Regenerate.
1786         * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
1787         (pa_tls_referenced_p): Declare.
1788         * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
1789         (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
1790         (legitimize_tls_address): New.
1791         (hppa_legitimize_address): Handle TLS addresses.
1792         (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
1793         (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1794         (emit_move_sequence): Handle TLS addresses.
1795         (pa_encode_section_info): Call default handler to handle common 
1796         sections.
1797         * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
1798         (CONSTANT_ADDRESS_P): Reject TLS operands.
1799         (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
1800         * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
1801         (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
1802         (UNSPEC_TLSLE): Define new constants. 
1803         (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
1804         * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
1805         (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
1806         (tie_symbolic_operand, tle_symbolic_operand): New
1807
1808 2005-07-06  Kelley Cook  <kcook@gcc.gnu.org>
1809
1810         * aclocal.m4: Update macros for autoconf 2.59 style.
1811         * configure.ac: Likewise.
1812
1813 2005-07-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1814
1815         * pa.c (function_value): Handle small aggregates on 32-bit targets.
1816         (function_arg): Pass small aggregates in general registers on 32-bit
1817         targets.
1818         * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
1819
1820 2005-07-05  Andrew Pinski  <pinskia@physics.uc.edu>
1821
1822         * Makefile.in (final.o): Fix dependencies.
1823
1824 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
1825
1826         PR c/22013
1827         PR c/22098
1828         * langhooks.h (struct lang_hooks): Add expr_to_decl.
1829         * langhooks.c (lhd_expr_to_decl): New.
1830         * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
1831         New.
1832         (LANG_HOOKS_INITIALIZER): Update.
1833         * tree.c (recompute_tree_invarant_for_addr_expr): Call
1834         expr_to_decl langhook.
1835         * c-tree.h (c_expr_to_decl): Declare.
1836         * c-typeck.c (c_expr_to_decl): New.
1837         (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
1838         specially.
1839         * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
1840
1841 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
1842
1843         PR c/22308
1844         * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
1845         C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
1846
1847 2005-07-05  Paolo Bonzini  <bonzini@gnu.org>
1848
1849         * Makefile.in: Adjust dependencies.
1850         * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
1851         * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
1852         * alias.c (rest_of_handle_cfg, pass_cfg): New.
1853         * bb-reorder.c (duplicate_computed_gotos): Make it static.
1854         * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
1855         rest_of_compilation.
1856
1857         * bb-reorder.c (gate_duplicate_computed_gotos,
1858         pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
1859         rest_of_handle_reorder_blocks, pass_reorder_blocks,
1860         gate_handle_partition_blocks, rest_of_handle_partition_blocks,
1861         pass_partition_blocks): New.
1862         * bt-load.c (gate_handle_branch_target_load_optimize,
1863         rest_of_handle_branch_target_load_optimize,
1864         pass_branch_target_load_optimize): New.
1865         * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
1866         pass_jump2): New.
1867         * cfglayout.c (pass_insn_locators_initialize): New.
1868         * cfgrtl.c (pass_free_cfg): New.
1869         * combine.c (gate_handle_combine, rest_of_handle_combine,
1870         pass_combine): New.
1871         * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
1872         gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
1873         * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
1874         * except.c (pass_set_nothrow_function_flags,
1875         pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
1876         pass_rtl_eh): New.
1877         * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
1878         rest_of_handle_shorten_branches, pass_shorten_branches,
1879         rest_of_clean_state, pass_clean_state): New.
1880         * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
1881         rest_of_handle_remove_death_notes, pass_remove_death_notes,
1882         rest_of_handle_life, pass_life, rest_of_handle_flow2,
1883         pass_flow2): New.
1884         * function.c (pass_instantiate_virtual_regs, pass_init_function,
1885         rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
1886         * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
1887         pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
1888         pass_gcse): New.
1889         * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
1890         * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
1891         pass_rtl_ifcvt, gate_handle_if_after_combine,
1892         rest_of_handle_if_after_combine, pass_if_after_combine,
1893         gate_handle_if_after_reload, rest_of_handle_if_after_reload,
1894         pass_if_after_reload): New.
1895         * integrate.c (pass_initial_value_sets): New.
1896         * jump.c (pass_cleanup_barriers, purge_line_number_notes,
1897         pass_purge_lineno_notes): New.
1898         * mode-switching.c (rest_of_handle_mode_switching,
1899         pass_mode_switching): New.
1900         * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
1901         * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
1902         pass_loop2): New.
1903         * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
1904         pass_loop_optimize): New.
1905         * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
1906         pass_sms): New.
1907         * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
1908         pass_gcse2): New.
1909         * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
1910         pass_postreload_cse): New.
1911         * profile.c (gate_handle_profiling, pass_profiling,
1912         rest_of_handle_branch_prob, pass_branch_prob): New.
1913         * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split, 
1914         pass_split_before_regstack, gate_handle_split_before_regstack,
1915         gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
1916         rest_of_handle_split_all_insns, pass_split_all_insns): New.
1917         * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
1918         pass_stack_regs): New.
1919         * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
1920         gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
1921         pass_stack_adjustments): New.
1922         * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
1923         pass_regrename): New.
1924         * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
1925         pass_delay_slots, gate_handle_machine_reorg,
1926         rest_of_handle_machine_reorg, pass_machine_reorg): New.
1927         * rtl.h (extern void purge_line_number_notes): New.
1928         * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
1929         gate_handle_sched2, rest_of_handle_sched2, pass_sched,
1930         pass_sched2): New.
1931         * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
1932         pass_tracer): New.
1933         * value-prof.c (gate_handle_value_profile_transformations,
1934         rest_of_handle_value_profile_transformations,
1935         pass_value_profile_transformations): New.
1936         * var-tracking.c (gate_handle_var_tracking,
1937         pass_variable_tracking): New.
1938         * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
1939
1940         * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
1941         rest_of_handle_delay_slots, rest_of_handle_stack_regs,
1942         rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
1943         rest_of_handle_old_regalloc, rest_of_handle_regrename,
1944         rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
1945         rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
1946         rest_of_handle_gcse2, rest_of_handle_regmove,
1947         rest_of_handle_tracer, rest_of_handle_if_conversion,
1948         rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
1949         rest_of_handle_web, rest_of_handle_branch_prob,
1950         rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
1951         rest_of_handle_jump_bypass, rest_of_handle_combine,
1952         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1953         rest_of_handle_gcse, rest_of_handle_loop_optimize,
1954         rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
1955         rest_of_handle_mode_switching, rest_of_handle_jump,
1956         rest_of_handle_eh, rest_of_handle_stack_adjustments,
1957         rest_of_handle_flow2, rest_of_handle_jump2,
1958         rest_of_handle_peephole2, rest_of_handle_postreload,
1959         rest_of_handle_shorten_branches, rest_of_clean_state,
1960         rest_of_compilation): Remove.
1961
1962         * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
1963         * passes.c (dump_flags, in_gimple_form, all_passes,
1964         all_ipa_passes, all_lowering_passes, register_one_dump_file,
1965         register_dump_files, next_pass_1, last_verified, execute_todo,
1966         execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
1967         from tree-optimize.c.
1968         (init_optimization_passes): Moved from tree-optimize.c,
1969         adding the RTL optimizations.
1970         * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
1971         * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
1972         all_ipa_passes, all_lowering_passes, register_one_dump_file,
1973         register_dump_files, next_pass_1, last_verified, execute_todo,
1974         execute_one_pass, execute_pass_list, execute_ipa_pass_list,
1975         init_tree_optimization_passes, ipa_passes): Delete.
1976         * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
1977         the RTL dumps.
1978         (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
1979         dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
1980         from tree.h.
1981         (ipa_passes): Remove.
1982         (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
1983         * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
1984         dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
1985         dump_switch_p, dump_flag_name): Moved to tree-pass.h.
1986         (dump_info_p, dump_flag): Moved to tree-dump.h.
1987         
1988         * Makefile.in: Adjust dependencies for tree-pretty-print.c,
1989         cgraph.c, opts.c.
1990         * passes.c (finish_optimization_passes): Use dump_begin
1991         and dump_end, TDI_end.
1992         (gate_rest_of_compilation): New.
1993         (pass_rest_of_compilation): Use it.
1994         (gate_postreload, pass_postreload): New.
1995         * toplev.c (general_init): Rename init_tree_optimization_passes.
1996         * toplev.h (init_tree_optimization_passes): Rename to
1997         init_optimizations_passes.
1998         * tree-dump.c (dump_flag): Make static.
1999         (dump_files): Remove RTL dumps.
2000         * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
2001         pass_cleanup_cfg, pass_free_cfg_annotations,
2002         pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
2003         pass_init_datastructures, pass_fixup_cfg): Make non-static.
2004         * tree-pretty-print.c: Include tree-pass.h.
2005         * cgraph.c: Include tree-dump.h.
2006         
2007 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
2008
2009         * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
2010         Only fall back to saying it points to readonly memory if
2011         we can't do better.
2012
2013 2005-07-05  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
2014
2015         * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
2016         * config/m32r/m32r.c (m32r_compute_frame_size,
2017         m32r_expand_prologue): Take current_function_profile into
2018         account whenever we reference
2019         current_function_uses_pic_offset_table.
2020         (m32r_finalize_pic): Remove.
2021         * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
2022
2023 2005-07-05  Kazu Hirata  <kazu@codesourcery.com>
2024
2025         * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
2026         instead of $<.  Don't remove ./as if it already exists.
2027
2028 2005-07-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2029
2030         PR target/21723
2031         * pa.md: Remove fcpy alternative from movhi and movqi patterns.
2032         * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
2033         for complex modes when generating code for PA 1.0.
2034         (VALID_FP_MODE_P): New macro.
2035         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
2036         sets for all general and floating point modes.  Align wide floating
2037         point modes to even register boundaries to comply with architectural
2038         requirements.
2039         (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
2040         * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
2041         (VALID_FP_MODE_P): New macro.
2042         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
2043         sets for all general and floating point modes.  Align wide floating
2044         point modes to even register boundaries to comply with architectural
2045         requirements.
2046
2047 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
2048
2049         * tree-dump.c (dump_files): Initialize dump number for .cgraph
2050         to 0.
2051
2052 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
2053
2054         * tree-ssa-structalias.c: Don't include expr.h.
2055
2056 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
2057
2058         * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
2059         comments.
2060
2061 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
2062
2063         Fix PR tree-optimization/22279
2064         
2065         * tree-ssa-structalias.c (offset_overlaps_with_access): Use
2066         correct operator.
2067         
2068 2005-07-04  J"orn Rennecke <joern.rennecke@st.com>
2069
2070         * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
2071
2072 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
2073
2074         * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
2075         cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
2076         config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
2077         config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
2078         config/stormy16/stormy16.c, config/v850/v850.c,
2079         config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
2080         except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
2081         Avoid "." or "\n" at end of diagnostics and capital letters at
2082         start of diagnostics.
2083         * combine.c, cse.c: Don't translate dump file output.
2084         * toplev.c (print_version): Only translate output if going to
2085         stderr.
2086
2087 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
2088
2089         * c-decl.c, tree-object-size.c, tree-vectorizer.c,
2090         config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
2091         typos.
2092
2093 2005-07-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2094
2095         * pa.c (fix_range): Fix typo in comment.
2096
2097 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
2098
2099         * tree-vrp.c (extract_range_from_assert): Replace
2100         fold (build (...)) with fold_build2.
2101
2102 2005-07-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2103
2104         * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
2105         gcc_gfc_char_table, init_dynamic_gfc_info): New.
2106         (format_types_orig, handle_format_attribute): Add support for
2107         format "gcc_gfc".
2108
2109 2005-07-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
2110
2111         * varasm.c (assemble_variable): Fix format specifier thinko.
2112
2113 2005-07-03  Ira Rosen  <irar@il.ibm.com>
2114
2115         PR tree-optimization/22029 (and 22135)
2116         * tree-pretty-print.c (dump_generic_node): Check that the node is not
2117         a phi node before calling dump_vops.
2118
2119 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
2120
2121         * tree-dump.h (dump_string_field): Declare.
2122         * tree-dump.c: Use it instead of dump_string.
2123         (dump_string_field): Make non-static.
2124
2125 2005-07-03  Kaz Kojima  <kkojima@gcc.gnu.org>
2126
2127         * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
2128         up the minimal CFG stuff always when optimize > 0.  Call
2129         split_all_insns_noflow in PIC case if needed.
2130
2131 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
2132             Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
2133
2134         PR c++/18279
2135         * c-decl.c (c_write_global_declarations): Dump contents of
2136         external scope to.
2137         * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
2138         <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
2139         <GOTO_EXPR>, <SWITCH_EXPR>: Add.
2140         (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
2141         is enabled.
2142         
2143 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
2144
2145         * c-common.h (GCC_DIAG_STYLE): Define.
2146         * c-tree.h (GCC_DIAG_STYLE): Do not define.  Change minimum GCC
2147         version for format checking to 4.1.
2148         * c-format.c: Include toplev.h after c-common.h.
2149         (enum format_type): Add gcc_tdiag_format_type.
2150         (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
2151         gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
2152         (format_types_orig): Add gcc_tdiag.
2153         (init_dynamic_diag_info): Support gcc_tdiag formats.
2154         (handle_format_attribute): Likewise.
2155         * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
2156         (GCC_DIAG_STYLE): Default to __gcc_tdiag__.  Change minimum GCC
2157         version for format checking to 4.1.
2158         (warning0, warning, error, pedwarn, sorry): Use
2159         ATTRIBUTE_GCC_DIAG.
2160         * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
2161         (finish_aliases_1): Do not use %qE.
2162         * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
2163         config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
2164         Correct format bugs.
2165         * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
2166         parameter to unsigned HOST_WIDE_INT.
2167         * config/v850/v850.c (v850_output_aligned_bss): Likewise.
2168
2169 2005-07-02  David Edelsohn  <edelsohn@gnu.org>
2170
2171         PR middle-end/21742
2172         * expr.c (write_complex_part): Use adjust_address for MEM.
2173         (read_complex_part): Same.
2174
2175 2005-07-02  Daniel Berlin  <dberlin@dberlin.org>
2176
2177         Fix PR tree-optimization/22280
2178
2179         * tree-sra.c (generate_element_init): Remove useless loop.
2180
2181 2005-07-02  Richard Henderson  <rth@redhat.com>
2182
2183         * config/alpha/alpha.c (alpha_legitimize_address): Check for
2184         TLS_MODEL_NONE.
2185         (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
2186
2187 2005-07-02  Andrew Pinski  <pinskia@physics.uc.edu>
2188
2189         PR middle-end/14490
2190         * fold-const.c (fold_binary): Handle the return value of
2191         fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
2192         Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
2193
2194 2005-07-02  Jeff Law  <law@redhat.com>
2195
2196         * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
2197         a eliminate type conversion which feeds an equality comparison
2198         if the original type or either operand in the comparison is a
2199         function pointer.
2200
2201 2005-07-02  Joseph S. Myers  <joseph@codesourcery.com>
2202
2203         * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
2204         config/rs6000/rs6000.opt, params.def: Remove "." from end of help
2205         texts.
2206         * config/avr/avr.c: Do not use '`' as left quote.
2207         * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
2208         Remove "." from end of diagnostics.  Make diagnostics start with
2209         lowercase letter.
2210
2211 2005-07-02  Zack Weinberg  <zack@codesourcery.com>
2212             Joseph S. Myers  <joseph@codesourcery.com>
2213
2214         * toplev.c (default_tree_printer): Handle setting location with
2215         '+' flag.
2216         * c-objc.common.c (c_tree_printer): Likewise.
2217         * c-format.c (gcc_diag_flag_specs): Add '+'.
2218         (gcc_cdiag_char_table): Allow '+' flag for tree formats.
2219         (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
2220         formats.
2221         * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
2222         config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
2223         config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
2224         config/v850/v850.c, function.c, stor-layout.c, toplev.c,
2225         tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
2226         instead of %J or %H.  Use 'q' flag for quoting.  Avoid '.' at end
2227         of diagnostics.  Use %q+D not %s for a decl.  Do not pass excess
2228         format arguments where %J is used without %D.
2229
2230 2005-07-02  Jakub Jelinek  <jakub@redhat.com>
2231
2232         * gcc.c (LINK_SSP_SPEC): Define.
2233         (link_ssp_spec): New variable.
2234         (LINK_COMMAND_SPEC): Add %(link_ssp).
2235         (static_specs): Add link_ssp_spec.
2236         * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
2237         * configure: Rebuilt.
2238         * config.in: Rebuilt.
2239
2240         * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2241         * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2242         * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2243         * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2244         * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
2245         If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
2246         -0x7008(2) instead of reading __stack_chk_guard variable.
2247         * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
2248         number.
2249         (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
2250         (stack_protect_set, stack_protect_test): Use *_tls* patterns
2251         if TARGET_THREAD_SSP_OFFSET is defined.
2252         (stack_tls_protect_set_si, stack_tls_protect_set_di,
2253         stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
2254
2255         Revert:
2256         2005-06-27  Richard Henderson  <rth@redhat.com>
2257         * libgcc-std.ver (GCC_4.1.0): New.
2258         * libgcc.h (__stack_chk_guard): Declare.
2259         (__stack_chk_fail, __stack_chk_fail_local): Declare.
2260         * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
2261         * mklibgcc.in (lib2funcs): Add them.
2262
2263 2005-07-01  Richard Henderson  <rth@redhat.com>
2264
2265         * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
2266         void * before struct sigcontext *.
2267         (x86_fallback_frame_state): Likewise.
2268
2269 2005-07-01  James E. Wilson  <wilson@specifixinc.com>
2270
2271         * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
2272
2273 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
2274
2275         PR tree-opt/22269
2276         * tree-ssa-reassoc.c (should_transpose): Fix which operand
2277         we check for SSA_NAME for.
2278
2279 2005-07-01  Daniel Berlin  <dberlin@dberlin.org>
2280
2281         Fix PR tree-optimization/22071
2282
2283         * tree-ssa-structalias.c (offset_overlaps_with_access): New
2284         function.
2285         (get_constraint_for_component_ref): Use it.
2286
2287 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
2288
2289         PR other/22264
2290         * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
2291         print out the last new line.
2292
2293 2005-07-01  Hans-Peter Nilsson  <hp@axis.se>
2294
2295         * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
2296         Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
2297         * config/cris/cris.c (cris_conditional_register_usage): Adjust
2298         reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
2299         (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
2300         (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
2301         * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
2302         (enum reg_class): New member CC0_REGS.
2303         (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
2304         (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
2305         (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
2306         (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
2307         (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
2308         Adjust for register now described.
2309
2310 2005-07-01  Jakub Jelinek  <jakub@redhat.com>
2311
2312         PR target/22262
2313         * config/i386/i386.md (stack_protect_test_si,
2314         stack_protect_test_di): Add earlyclobber for scratch 3.
2315         * config/rs6000/rs6000.md (stack_protect_testsi,
2316         stack_protect_testdi): Add earlyclobber for scratch 3,
2317         remove earlyclobber from scratch 4.
2318
2319 Older entries for 2005 can be found in ChangeLog-2005.