1 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
3 PR rtl-optimization/21848
4 * calls.c (emit_library_call_value_1): For const functions, add
5 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
7 PR rtl-optimization/22445
8 * cselib.c (target.h): Include.
9 (rtx_equal_for_cselib_p): Allow commutative matches.
10 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
11 Remove MODE parameter. Changed all callers.
13 PR rtl-optimization/22258
14 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
16 (try_combine): Use likely_spilled_retval_p.
18 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
20 * config.gcc: Add crx-elf support.
22 * doc/contrib.texi: Mention crx.
23 * doc/extend.texi: Document crx extensions.
24 * doc/install.texi: Document crx install.
25 * doc/invoke.texi: Document crx options.
26 * doc/md.texi: Document crx constraints.
28 * config/crx/crx-protos.h: New file.
29 * config/crx/crx.c: New file.
30 * config/crx/crx.h: New file.
31 * config/crx/crx.md: New file.
32 * config/crx/crx.opt: New file.
33 * config/crx/t-crx: New file.
35 2005-07-22 Manfred Hollstein <mh@suse.com>
37 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
39 (int_add_graph_edge): Likewise.
40 (collapse_nodes): Likewise.
41 (process_unification_queue): Likewise.
43 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
44 Laurent GUERBY <laurent@guerby.net>
46 PR tree-optimization/22336
47 * function.c (record_block_change): Check for
48 cfun->ib_boundaries_block.
50 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
52 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
53 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
55 2005-07-21 DJ Delorie <dj@redhat.com>
57 * toplev.c (warn_deprecated_use): Add warning control to warning
59 * c-typeck.c (parser_build_binary_op): Likewise.
60 (c_finish_if_stmt): Likewise.
61 * c-common.c (check_function_sentinel): Likewise.
62 (check_nonnull_arg): Likewise.
64 2005-07-21 Richard Henderson <rth@redhat.com>
67 * tree-complex.c (complex_ssa_name_components): New.
68 (cvc_lookup): Allow entry not found.
69 (create_components): Remove.
70 (create_one_component_var, get_component_var): New.
71 (get_component_ssa_name, set_component_ssa_name): New.
72 (extract_component): Use get_component_ssa_name.
73 (update_complex_components): Use set_component_ssa_name.
74 (update_complex_components_on_edge): Likewise.
75 (update_phi_components): Create new PHI nodes directly, instead
76 of adding insns to edges.
77 (tree_lower_complex): Allocate and free complex_variable_components
78 and complex_ssa_name_components here.
80 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
82 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
83 revert to returning false.
85 2005-07-21 Uros Bizjak <uros@kss-loka.si>
88 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
90 2005-07-21 Uros Bizjak <uros@kss-loka.si>
93 * config/i386/i386.md (cmpxf): Change operand constraints
94 to "nonmemory_operand".
96 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
98 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
100 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
103 * fold-const.c (fold_build1): Add checksum for the operands.
104 (fold_build2): Likewise.
105 (fold_build3): Likewise.
107 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
110 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
112 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
114 * common.opt (-fforward-propagate): Committed by mistake,
117 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
119 * reg-stack.c: Fix comment typo(s).
120 * tree-ssa-operands.c: Likewise.
121 * tree-vectorizer: Likewise.
123 2005-07-21 Nick Clifton <nickc@redhat.com>
125 * config/sh/symbian.c: Replace C++ style line comments with C
127 (symbian_add_attribute): Do not use a ? operator on the LHS of
129 (sh_symbian_handle_dll_attribute): Change the type of the
130 method vector to "VEC(tree,gc)*" and use vector accessor
131 macros to walk over the elements.
132 (symbian_export_vtable_and_rtti_p): Likewise.
133 (symbian_class_needs_attribute_p): Likewise.
135 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
138 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
139 initialize targetm.resolve_overloaded_builtin here.
140 (altivec_expand_overloaded_builtin): Make it non-static.
141 * config/rs6000/rs6000-protos.h
142 (altivec_expand_overloaded_builtin): New prototype.
143 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
144 targetm.resolve_overloaded_builtin here.
145 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
147 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
148 Zdenek Dvorak <dvorakz@suse.cz>
150 PR tree-optimization/19210
151 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
153 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
154 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
155 rely on unproven assumptions.
156 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
157 * tree-flow.h (number_of_iterations_exit): Add final parameter.
158 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
159 to number_of_iterations_exit.
160 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
161 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
162 * tree-ssa-loop-niter.c (find_loop_niter,
163 estimate_numbers_of_iterations_loop): Likewise.
164 (number_of_iterations_exit): Honor the new options.
165 * doc/invoke.texi (Wunsafe-loop-optimizations,
166 funsafe-loop-optimizations): Document them.
168 2005-07-21 Richard Sandiford <richard@codesourcery.com>
170 PR rtl-optimization/22167
171 * gcse.c (hoist_code): Fix hoist_exprs[] check.
173 2005-07-20 Adam Nemet <anemet@lnxw.com>
175 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
176 __do_global_dtors_aux longcall.
178 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
180 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
181 (old_special_pred_table): Don't reference
182 SPECIAL_MODE_PREDICATES.
183 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
184 * config/arc/arc.h: Don't mention PREDICATE_CODES.
185 * config/sh/predicates.h: Don't mention
186 SPECIAL_MODE_PREDICATES.
187 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
190 2005-07-20 DJ Delorie <dj@redhat.com>
192 * config.gcc: Add m32c-elf support.
194 * doc/contrib.texi: Mention m32c.
195 * doc/extend.texi: Document m32c extensions.
196 * doc/install.texi: Mention m32c.
197 * doc/invoke.texi: Document m32c options.
198 * doc/md.texi: Document m32c constraints.
200 * config/m32c/addsub.md: New file.
201 * config/m32c/bitops.md: New file.
202 * config/m32c/cond.md: New file.
203 * config/m32c/jump.md: New file.
204 * config/m32c/m32c-lib1.S: New file.
205 * config/m32c/m32c-lib2.c: New file.
206 * config/m32c/m32c-modes.def: New file.
207 * config/m32c/m32c-pragma.c: New file.
208 * config/m32c/m32c-protos.h: New file.
209 * config/m32c/m32c.abi: New file.
210 * config/m32c/m32c.c: New file.
211 * config/m32c/m32c.h: New file.
212 * config/m32c/m32c.md: New file.
213 * config/m32c/m32c.opt: New file.
214 * config/m32c/minmax.md: New file.
215 * config/m32c/mov.md: New file.
216 * config/m32c/muldiv.md: New file.
217 * config/m32c/predicates.md: New file.
218 * config/m32c/prologue.md: New file.
219 * config/m32c/shift.md: New file.
220 * config/m32c/t-m32c: New file.
222 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
224 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
225 (stack_protect_set, stack_protect_test): New expanders.
226 (stack_protect_set_si, stack_protect_set_si_media,
227 stack_protect_set_di_media, stack_protect_test_si,
228 stack_protect_test_si_media, stack_protect_test_di_media):
231 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
233 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
235 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
237 * tree.h (tree_expr_nonzero_p): Export.
238 * fold-const.c (tree_expr_nonzero_p): Likewise.
239 Return true for CALL_EXPRs that are alloca calls.
240 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
242 * tree-flow.h (expr_computes_nonzero): Remove.
243 * tree-vrp.c (expr_computes_nonzero): Remove.
244 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
245 (extract_range_from_unary_expr): Likewise.
246 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
249 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
251 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
252 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
253 extra arg "picreg" and use it instead of pic_offset_table_rtx.
255 (frame_related_constant_load): New arg "related" which controls
256 setting of RTX_FRAME_RELATED_P. All callers changed.
257 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
258 (bfin_expand_prologue): Add stack limit checking.
259 * config/bfin/bfin.md (trapifcc): New pattern.
261 * config/bfin/bfin.c: Include "langhooks.h".
262 (def_builtin): Go through lang_hooks to call builtin_function.
264 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
265 * config/bfin/predicates.md (symbol_ref_operand): New.
266 (call_insn_operand): Delete. All callers changed to use
267 register_no_elim_operand.
268 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
270 (function_arg): Use it to generate the call's operand 2.
271 (bfin_longcall_p): New function.
272 (bfin_expand_call): Extra arg "cookie". All callers and declaration
273 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
274 determine if the address needs to be in a REG.
275 (bfin_handle_longcall_attribute): New function.
276 (bfin_attribute_table): Add "longcall" and "shortcall".
277 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
278 (CUMULATIVE_ARGS): New member call_cookie.
279 (PREDICATE_CODES): Add symbol_ref_operand.
280 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
281 extra USE to the pattern.
282 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
283 New patterns, split off call_insn, sibcall_insn, call_value_insn and
284 sibcall_value_insn; now the new patterns handle direct calls and the
285 old ones indirect calls.
286 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
288 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
290 * doc/trouble.texi: Update section on handling of empty loops.
292 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
294 * config.gcc: Remove support for sparc-*-openbsd*,
295 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
297 * config.host: Remove support for i860-*-sysv4* as a host.
298 * config/i860/*, config/ip2k/*, config/ns32k/*,
299 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
300 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
301 mention obsolete ports.
303 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
305 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
307 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
308 of frame_pointer_rtx.
309 (sh_expand_epilogue): Likewise.
310 (sh_set_return_address): Likewise.
311 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
312 instead of FRAME_POINTER_REGNUM if needed. Add elimination
313 offsets from FRAME_POINTER_REGNUM.
314 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
315 (sh_register_names): Add initializer for sfp.
316 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
317 (VALID_REGISTER_P): Likewise.
318 (FIRST_PSEUDO_REGISTER): Update.
319 (DWARF_FRAME_REGISTERS): Define.
320 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
321 (HARD_FRAME_POINTER_REGNUM): Define.
322 (FRAME_POINTER_REGNUM): Redefine.
323 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
324 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
325 from FRAME_POINTER_REGNUM.
326 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
327 FRAME_POINTER_REGNUM.
328 (REG_CLASS_CONTENTS): Add sfp.
329 (REG_ALLOC_ORDER): Likewise.
330 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
331 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
332 of frame_pointer_rtx.
333 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
335 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
337 * fold-const.c (tree_expr_nonnegative_p): Only return true for
338 ABS_EXPR when flag_wrapv is false because of INT_MIN.
339 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
341 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
344 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
346 Make CONSTRUCTOR use VEC to store initializers.
347 * c-common.c (complete_array_type): Update to cope with VEC in
349 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
350 (pp_c_constructor_elts): New function.
351 * c-pretty-print.h (pp_c_constructor_elts): Declare.
352 * c-typeck.c (build_function_call, build_c_cast, digest_init,
353 struct constructor_stack, struct initializer_stack,
354 constructor_elements, push_init_level, pop_init_level,
355 add_pending_init, find_init_member, output_init_element): Update to
356 cope with VEC in CONSTRUCTOR_ELTS.
357 * coverage.c (build_fn_info_value, build_ctr_info_value,
358 build_gcov_info): Likewise.
359 * expr.c (categorize_ctor_elements_1, store_constructor,
360 expand_expr_real_1): Likewise.
361 * fold-const.c (fold_ternary): Likewise.
362 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
363 gimplify_init_constructor, gimplify_expr): Likewise.
364 * tree-dump.c (dequeue_and_dump): Likewise.
365 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
367 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
369 * tree-sra.c (generate_element_init_1): Likewise.
370 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
371 * tree-ssa-operands.c (get_expr_operands): Likewise.
372 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
373 * tree-vect-transform.c (vect_get_vec_def_for_operand):
374 (get_initial_def_for_reduction): Likewise.
375 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
376 value handle in annotations.
377 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
378 tree_node_structure): Add support for constr_kind.
379 (build_vector_from_ctor, build_constructor_single,
380 build_constructor_from_list): New functions.
381 (build_constructor): Update to take a VEC instead of a TREE_LIST.
382 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
383 Update to cope with VEC in CONSTRUCTOR_ELTS.
384 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
385 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
386 CONSTRUCTOR_APPEND_ELT): New macros.
387 (struct constructor_elt, struct tree_constructor): New data types.
388 (union tree_node): Add tree_constructor field.
389 * treestruct.def: Define TS_CONSTRUCTOR.
390 * varasm.c (const_hash_1, compare_constant, copy_constant,
391 compute_reloc_for_constant, output_addressed_constants,
392 initializer_constant_valid_p, output_constant,
393 array_size_for_constructor, output_constructor): Update to cope with
394 VEC in CONSTRUCTOR_ELTS.
395 * vec.h (VEC_empty, VEC_copy): New macros.
397 2005-07-19 Devang Patel <dpatel@apple.com>
399 * dbxout.c (dbxout_type): Check Objective-C++ lang.
401 2005-07-19 Richard Henderson <rth@redhat.com>
404 * gimplify.c (gimplify_expr): Use main variant type for the temp
405 destination for a discarded volatile read.
406 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
407 casts between non-void types that change volatility.
409 2005-07-15 DJ Delorie <dj@redhat.com>
411 * toplev.h: Add comment about the first parameter for warning().
412 * errors.h: Likewise.
414 * c.opt (Wpragmas): New.
415 * doc/invoke.texi: Document it.
417 * function.c (do_warn_unused_parameter): Add warning control to
419 * c-decl.c (warn_if_shadowing): Likewise.
420 * c-lex.c (cb_def_pragma): Likewise.
421 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
422 (pop_alignment): Likewise.
423 (handle_pragma_pack): Likewise.
424 (apply_pragma_weak): Likewise.
425 (handle_pragma_weak): Likewise.
426 (handle_pragma_redefine_extname): Likewise.
427 (add_to_renaming_pragma_list): Likewise.
428 (handle_pragma_extern_prefix): Likewise.
429 (maybe_apply_renaming_pragma): Likewise.
430 (handle_pragma_visibility): Likewise.
432 * config/c4x/c4x-c.c (BAD): Likewise.
433 (c4x_parse_pragma): Likewise.
434 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
435 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
436 (rs6000_pragma_longcall): Likewise.
437 * config/v850/v850-c.c (pop_data_area): Likewise.
438 (ghs_pragma_section): Likewise.
439 (ghs_pragma_section): Likewise.
440 (ghs_pragma_interrupt): Likewise.
441 (ghs_pragma_starttda): Likewise.
442 (ghs_pragma_startsda): Likewise.
443 (ghs_pragma_startzda): Likewise.
444 (ghs_pragma_endtda): Likewise.
445 (ghs_pragma_endsda): Likewise.
446 (ghs_pragma_endzda): Likewise.
448 2005-07-19 Danny Berlin <dberlin@dberlin.org>
449 Kenneth Zadeck <zadeck@naturalbridge.com>
451 * Makefile.in: Removed tree-promote-statics.c
452 * tree-promote-statics.c: Removed.
453 * common.opt: Removed flag-promote-statics.
455 * passes.c: Removed tree-promote-statics pass.
456 * tree-pass.h: Ditto.
457 * timevar.def: Removed TV_PROMOTE_STATICS.
460 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
462 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
464 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
466 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
469 * c-common.c (check_function_arguments): Call
470 'check_function_format' if either -Wformat or
471 -Wmissing-format-attribute are specified.
472 * c-format.c (check_function_format): Check -Wformat before
473 calling 'check_format_info'.
474 * c-opts.c (c_common_post_options): Don't warn for
475 -Wmissing-format-attribute without -Wformat.
476 * c-typeck.c (convert_for_assignment): Detect additional cases for
477 -Wmissing-format-attribute.
478 * doc/invoke.texi (-Wmissing-format-attribute): Document new
481 2005-07-19 Richard Guenther <rguenther@suse.de>
483 * config/i386/i386.md (lrint<mode>2): Use temporary
484 instead of clobbering non-existent memory.
486 2005-07-19 Nick Clifton <nickc@redhat.com>
488 * config/avr/avr.c (legitimate_address_p): Fix debugging print
489 statement to avoid displaying ASCII control characters.
491 2005-07-19 Ben Elliston <bje@au.ibm.com>
493 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
494 * cfganal.c (find_edge_index): Ditto.
495 * combine.c (combine_instructions): Ditto.
496 * ddg.c (create_scc): Ditto.
497 (find_successors): Ditto.
498 (find_predecessors): Ditto.
499 (find_nodes_on_paths): Ditto.
500 (longest_simple_path): Ditto.
501 * flow.c (update_life_info): Ditto.
502 (count_or_remove_death_notes): Ditto.
503 (clear_log_links): Ditto.
504 * modulo-sched.c (generate_reg_moves): Ditto.
505 (find_max_asap): Ditto.
506 (find_max_hv_min_mob): Ditto.
507 (find_max_dv_min_mob): Ditto.
508 * sbitmap.c (sbitmap_first_set_bit): Ditto.
509 * sched-rgn.c (extract_edgelst): Ditto.
510 * tree-into-ssa.c (prepare_names_to_update): Ditto.
511 (dump_update_ssa): Ditto.
512 (ssa_names_to_replace) Ditto.
513 (switch_virtuals_to_full_rewrite): Ditto.
515 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
517 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
519 Fix PR tree-optimization/22483
521 * tree-complex.c (create_components): Use
522 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
523 * tree-flow-inline.h (fill_referenced_var_vec): New function.
524 * tree-flow.h (safe_referenced_var_iterator): New structure.
525 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
526 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
527 safe_referenced_var iterator.
528 (add_type_alias): Ditto.
530 2005-07-19 Steven Bosscher <stevenb@suse.de>
532 * loop-init.c (rest_of_handle_loop2): Remove.
533 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
534 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
535 (pass_rtl_loop_init, pass_rtl_loop_done,
536 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
537 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
538 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
539 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
540 pass_tree_loop_done, and pass_tree_unswitch.
541 (gate_loop): Rename to gate_tree_loop.
542 * passes.c (init_optimization_passes): Update for renamed tree
543 loop passes. Add the new loop2 passes as subpasses of loop2.
544 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
545 Update for the renamed tree loop passes.
547 2005-07-18 Ian Lance Taylor <ian@airs.com>
550 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
551 blocks when optimizing.
553 2005-07-18 Steve Ellcey <sje@cup.hp.com>
555 * common.opt (frename-registers): Initialize to 2.
557 (fgcse-after-reload): Ditto.
558 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
559 (process_options): Only change flag_web, flag_rename_registers,
560 and flag_rerun_cse_after_loop if not explicitly set by user.
562 2005-07-18 Jan Beulich <jbeulich@novell.com>
564 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
565 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
566 in 64-bit mode the same as DImode in 32-bit mode.
567 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
568 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
569 mode. Add new mode parameter.
570 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
571 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
572 x86_64_shift_adj): New expanders.
573 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
574 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
576 Respective new splitters. Use renamed shift splitter helpers in 32-bit
577 DImode shift splitters.
578 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
579 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
582 2005-07-18 Jan Beulich <jbeulich@novell.com>
584 * i386.md (movdi_extzv_1): New.
585 (zero_extendhidi2): Combine alternatives and never force use of
587 (zero_extendqidi2): Likewise. Don't restrict input selection.
589 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
591 Fix PR tree-optimization/22531
592 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
595 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
597 * tree-promote-statics.c (pass_promote_statics): Change dump file
600 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
602 * tree-optimize.c (init_tree_optimization_passes): Add
603 pass_eliminate_useless_stores pass.
604 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
605 * tree-ssa-pre.c (is_copy_stmt): New function.
606 (follow_copies_till_vuse): Ditto.
607 (do_eustores): Ditto.
608 (gate_eustores): Ditto.
610 2005-07-16 Richard Henderson <rth@redhat.com>
612 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
614 2005-07-16 Danny Berlin <dberlin@dberlin.org>
615 Kenneth Zadeck <zadeck@naturalbridge.com>
617 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
618 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
619 ipa-type-escape.h, tree-promote-statics.c
620 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
621 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
622 tree-promote-statics.c: new files.
623 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
624 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
625 int nonlocal_set_p, mark_constant_function): Deleted.
626 (rest_of_handle_cfg): Removed call to mark_constant_function.
627 (nonoverlapping_component_refs_p): Added calls to support
629 * tree-ssa-alias.c (may_alias_p,
630 compute_flow_insensitive_aliasing): Ditto.
631 * calls.c (flags_from_decl_or_type): Removed reference to
633 * c-typeck.c (convert_arguments): Make builtins tolerant of having
634 too many arguments. This is necessary for Spec 2000.
635 * cgraph.h (const_function, pure_function): Removed.
636 * common.opt: Added "fipa-pure-const", "fipa-reference",
637 "fipa-type-escape", and "ftree-promote-static".
639 * passes.c: Added ipa and tree-promote-statics passes.
640 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
641 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
642 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
643 * tree-flow.h: Added exposed sra calls and addition of
644 reference_vars_info field for FUNCTION_DECLS.
645 * tree-pass.h: Added passes.
646 * tree-sra.c: (sra_init_cache): New function.
647 (sra_insert_before, sra_insert_after) Made public.
648 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
650 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
651 aliasing. (may_alias_p): Added code to use type escape analysis to
653 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
654 code to prune clobbers of static variables based on information
655 produced in ipa-reference pass. Changed call clobbering so that
656 statics are not marked as clobbered if the call does not clobber
659 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
661 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
664 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
666 * doc/install.texi (*-*-solaris2*): Document recommended version
667 of GNU binutils and mention GNU linker problem on Solaris 10.
669 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
672 * c-decl.c (c_build_bitfield_integer_type): New function.
673 (finish_struct): Call it.
674 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
676 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
678 * c-typeck.c (digest_init): Call 'convert_for_assignment'
681 2005-07-16 Jan Hubicka <jh@suse.cz>
683 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
684 (scale_bbs_frequencies_int): Watch roundoff errors.
685 * predict.c (return_prediction): Initialize return_stmt.
687 2005-07-16 Jan Hubicka <jh@suse.cz>
689 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
692 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
695 * fold-const.c (build_range_check): Convert high/low to etype
696 if we are only comparing against exp.
698 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
700 Fix PR tree-optimization/22376
701 * tree-ssa-structalias.c (build_constraint_graph): We really meant
703 (need_to_solve): New function.
704 (compute_points_to_sets): Use it.
706 2005-07-15 Jan Hubicka <jh@suse.cz>
708 * cfg.c (update_bb_profile_for_threading): More diagnostic.
709 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
711 2005-07-15 Richard Guenther <rguenther@suse.de>
713 * c-common.c (handle_flatten_attribute): New function.
714 Add flatten function attribute.
715 * doc/extend.texi: Document flatten function attribute.
716 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
717 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
719 (cgraph_decide_inlining): Handle functions with flatten
722 2005-07-14 David Edelsohn <edelsohn@gnu.org>
724 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
725 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
726 UNSPEC_XCHG, UNSPEC_AND): New.
727 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
728 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
729 * config/rs6000/sync.md (FETCHOP): New code macro.
730 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
732 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
733 (sync_compare_and_swap<mode>): Same.
734 (sync_lock_test_and_set<mode>): Same.
735 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
736 for QImode and HImode, and not PPC405.
737 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
738 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
739 (sync_<fetchop>{si,di}_internal): New.
740 (sync_nand{si,di}_internal): New.
741 (sync_old_<fetchop>{si,di}_internal): New.
742 (sync_old_nand{si,di}_internal): New
743 (sync_new_<fetchop>{si,di}_internal): New.
744 (sync_new_nand{si,di}_internal): New.
745 (atomic_and{si,di}): New.
746 (sync_new_nand{si,di}_internal): New.
747 (atomic_and{si,di}): New.
748 (sync_add<mode>_internal): Delete.
749 (sync_addshort_internal): Use unspec instead of unspec_volatile.
750 (sync_sub<mode>_internal): Delte.
751 (sync_subshort_internal): New.
752 (sync_andsi_internal): Use unspec instead of unspec_volatile.
753 (sync_anddi_internal): Delete.
754 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
755 (sync_booldi_internal): Delete.
756 (sync_boolc<mode>_internal): Delete.
757 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
758 (sync_boolc<mode>_internal2): Delete.
759 (sync_boolcc<mode>_internal): Delete.
760 (isync, lwsync): Use unspec instead of unspec_volatile.
761 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
762 Revert UNSPEC_VOLATILE.
763 (rs6000_split_atomic_op): New.
764 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
766 2005-07-14 Eric Christopher <echristo@redhat.com>
768 * config/mips/mips.c (mips_canonicalize_comparison): Cast
769 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
771 2005-07-14 Eric Christopher <echristo@redhat.com>
773 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
775 2005-07-14 Steven Bosscher <stevenb@suse.de>
777 PR tree-optimization/22230
778 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
779 the computation of the four cross productions for "range op range".
781 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
782 Ulrich Weigand <uweigand@de.ibm.com>
785 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
788 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
790 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
792 2005-07-14 Steve Ellcey <sje@cup.hp.com>
794 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
796 2005-07-14 Richard Guenther <rguenther@suse.de>
799 * config/i386/i386-protos.h (ix86_function_value): Change
800 prototype to match new target hook.
801 * config/i386/i386.c (ix86_value_regno): Change prototype
802 to take extra type argument.
803 (TARGET_FUNCTION_VALUE): Define.
804 (ix86_function_ok_for_sibcall): Pass extra argument to
805 ix86_value_regno, check return slot rtx for exact match.
806 (ix86_function_value): Take extra parameter. Dispatch to
807 ix86_value_regno with fndecl/fntype as provided.
808 (ix86_value_regno): Handle extra type argument.
809 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
811 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
812 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
813 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
814 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
815 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
817 2005-07-14 Richard Guenther <rguenther@suse.de>
819 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
820 * calls.c (expand_call): Pass fntype to hard_function_value.
821 (emit_library_call_value_1): Likewise.
822 * explow.c: Include target.h.
823 (hard_function_value): Take extra argument, the fntype.
824 Use new target hook for function_value.
825 * expr.h (hard_function_value): Change prototype.
826 * function.c (aggregate_value_p): Pass 0 as fntype to
828 (assign_parms): Use new target hook for function_value.
829 Pass 0 as fntype to hard_function_value.
830 (expand_function_end): Likewise.
831 * reg-stack.c: Include target.h.
832 (stack_result): Use new target hook for function_value.
833 * target-def.h: New target hook function_value.
834 * target.h: Likewise.
835 * targhooks.c (default_function_value): New function.
836 * targhooks.h (default_function_value): Declare.
838 2005-07-13 Ian Lance Taylor <ian@airs.com>
840 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
842 2005-07-14 Jan Hubicka <jh@suse.cz>
844 * tree-dfa.c (dump_variable): Use default_def function.
845 * tree-ssa-alias.c (dump_points_to_info): Likewise.
846 * tree-ssa.c (verify_use): Likewise.
847 * tree-ssanames.c (release_ssa_name): Likewise.
848 * tree-tailcall.c (eliminate_tail_call): Likewise.
849 (tree_optimize_tail_calls_1): Likewise.
850 * tree-vrp.c (get_value_range): Likewise.
852 2005-07-14 Ben Elliston <bje@au.ibm.com>
854 * gcc.c (main): Compare language[0] with '*' when iterating over
857 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
859 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
860 "s390_emit_compare". Add handling of CCZ1mode.
861 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
862 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
864 (s390_branch_condition_mask): Add CCZ1mode handling.
865 * config/s390/s390.md: ("seq", "*seq"): New pattern.
866 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
867 Use CCZ1mode instead of CCZmode.
868 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
870 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
872 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
874 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
876 2005-07-13 Eric Christopher <echristo@redhat.com>
878 * config/mips/mips.c (mips_canonicalize_comparison): New.
879 (mips_emit_int_relational): Use.
881 2005-07-13 Eric Christopher <echristo@redhat.com>
883 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
885 * config/s390/s390.md: Include tpf.md. Move tpf specific
887 * config/s390/tpf.md: To here.
888 * config/s390/s390.opt: Move tpf specific options...
889 * config/s390/tpf.opt: to here. Add mmain option.
890 * config/s390/tpf-unwind.h: Remove unnecessary defines.
891 * config/s390/tpf.h: Rewrite.
893 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
895 * doc/tm.texi: Remove @xref{Cross-profiling}.
897 2005-07-13 Jeff Law <law@redhat.com>
899 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
900 expressions, test their _DECL operands for pointer equality rather
901 than using operand_equal_p.
903 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
905 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
906 (TARGET_POSIX_IO): This.
907 * config/darwin.h: Likewise.
908 * config/freebsd.h: Likewise.
909 * config/linux.h: Likewise.
910 * config/lynx.h: Likewise.
911 * config/netbsd.h: Likewise.
912 * config/rs6000/linux64.h: Likewise.
913 * config/rs6000/linux.h: Likewise.
914 * config/s390/tpf.h: Likewise.
915 * config/sh/embed-elf.h: Likewise.
916 * config/sparc/linux64.h: Likewise.
917 * config/sparc/linux.h: Likewise.
918 * config/svr4.h: Likewise.
919 * gcov-io.h: Likewise.
921 * doc/tm.texi: Updated.
923 * libgcov.c (create_file_directory): Defined only if
924 TARGET_POSIX_IO is defined.
925 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
928 2005-07-13 Jan Hubicka <jh@suse.cz>
930 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
932 2005-07-13 David Edelsohn <edelsohn@gnu.org>
934 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
935 structure as argument.
937 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
939 PR tree-optimization/21921
940 * tree-iterator.c (tsi_link_before): Support the case when
941 tsi_end_p (tsi) == true.
943 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
945 PR tree-optimization/22442
946 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
949 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
951 PR rtl-optimization/20376
952 * toplev.c (process_options): Enable -fweb and -frename-registers when
954 * doc/invoke.texi: Update the information about when -fweb and
955 -frename-registers are enabled.
957 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
960 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
961 if *rhs_p is not a SSA_NAME.
963 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
965 Fix PR tree-optimization/22422
966 * tree-ssa-structalias.c (struct variable_info): Add flag for
968 (get_varinfo): Now a static function.
969 (new_varinfo): init has_union and is_special_var to false.
970 (solution_set_add): Check has_union.
971 (do_da_constraint): Move temporary variable so it gets reset
973 Also check for special variable.
974 (do_ds_constraint): Ditto.
975 (do_sd_constraint): Ditto.
976 (do_structure_copy): Check for special variable.
977 (find_func_aliases): Ditto.
978 (init_base_vars): Set special vars properly.
980 2005-07-13 Jan Hubicka <jh@suse.cz>
982 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
985 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
986 (get_expr_operands): Fix thinko wrt flags and subvars.
988 PR tree-optimize/22379
989 * tree-inline.c (expand_call_inline): Do not output sorry in early
992 2005-07-12 Dale Johannesen <dalej@apple.com>
994 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
996 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
999 * host-linux.h: Include limits.h.
1001 2005-07-12 Dale Johannesen <dalej@apple.com>
1003 * expr.c (compress_float_constant): Add cost check.
1004 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
1006 2005-07-12 Dale Johannesen <dalej@apple.com>
1008 * gcc.target/i386/compress-float-sse.c: New.
1009 * gcc.target/i386/compress-float-sse-pic.c: New.
1010 * gcc.target/i386/compress-float-387.c: New.
1011 * gcc.target/i386/compress-float-387-pic.c: New.
1012 * gcc.dg/compress-float-ppc.c: New.
1013 * gcc.dg/compress-float-ppc-pic.c: New.
1015 2005-07-12 Eric Christopher <echristo@redhat.com>
1017 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
1019 * config/s390/s390.md: Include tpf.md. Move tpf specific
1021 * config/s390/tpf.md: To here.
1022 * config/s390/s390.opt: Move tpf specific options...
1023 * config/s390/tpf.opt: to here. Add mmain option.
1024 * config/s390/tpf-unwind.h: Remove unnecessary defines.
1025 * config/s390/tpf.h: Rewrite.
1027 2005-07-12 Eric Christopher <echristo@redhat.com>
1029 * gcc.c (struct infile): Update comment for language.
1030 (main): Rewrite input file resetting code.
1032 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
1035 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
1036 requiring a cast in a non RHS of modify_expr. Add a cast when required.
1037 (lookup_avail_expr): Use constant_boolean_node instead
1038 of boolean_false_node/boolean_true_node.
1040 2005-07-12 Ben Elliston <bje@au.ibm.com>
1042 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
1043 and use it when printing num_edges.
1045 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
1047 * doc/extend.texi (Blackfin Built-in Functions): New section.
1048 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
1051 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
1053 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
1054 s/cmpstrsi/cmpstrnsi
1055 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
1057 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
1058 (init_optabs): Initialize cmpstrn_optab.
1059 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
1060 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
1061 * expr.c: (enum insn_code cmpstrn_optab): Declare.
1062 * config/i386/i386.md: s/cmpstr/cmpstrn
1063 * config/c4x/c4x.md: s/cmpstr/cmpstrn
1064 * doc/md.texi: Update documentation.
1066 2005-07-11 Richard Henderson <rth@redhat.com>
1068 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
1069 build_va_arg_indirect_ref.
1070 (alpha_gimplify_va_arg): Likewise.
1071 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1072 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
1073 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
1074 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1075 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
1076 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
1078 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
1080 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1082 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
1083 * passes.c (init_optimization_passes): Add pass_empty_loop.
1084 * tree-pass.h (pass_empty_loop): Declare.
1085 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
1086 try_remove_empty_loop, remove_empty_loops): New functions.
1087 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
1088 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
1090 2005-07-12 Peter Barada <peter@the-baradas.com>
1094 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
1095 in address registers.
1096 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
1097 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
1098 alternative of addsi3_5200.
1100 2005-07-11 Ian Lance Taylor <ian@airs.com>
1102 * config/mips/mips.md (ffs<mode>2): Remove.
1104 2005-07-11 Ian Lance Taylor <ian@airs.com>
1106 * doc/tree-ssa.texi (Cleanups): Improve description of
1108 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
1110 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
1112 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
1113 * tree.h (DECL_ARGUMENT_FLD): New macro.
1115 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
1117 Fix PR tree-optimization/22404
1119 * tree-ssa-structalias.c (create_variable_info_for): Use
1122 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
1124 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
1125 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
1126 for second comparison operand.
1127 * config/bfin/predicates.md (reg_or_const_int_operand): New.
1129 * config/bfin/bfin.md (define_attr "type"): Add "sync".
1130 (define_insn_reservation "alu"): Likewise.
1131 (csync, ssync): Now of type sync.
1132 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
1133 -mcsync-anomaly -mspecld-anomaly.
1134 * config/bfin/bfin.opt (mcsync): Remove.
1135 (mcsync-anomaly, mspecld-anomaly): Add.
1136 * config/bfin/bfin.c: Include "insn-codes.h".
1137 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
1138 (TARGET_DEFAULT_TARGET_FLAGS): New.
1139 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
1141 2005-07-11 Steven Bosscher <stevenb@suse.de>
1143 * basic-block.h: Give the BB flags enum a name, bb_flags.
1144 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
1145 * cfgcleanup.c (enum bb_flags): Remove here.
1146 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
1147 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
1148 (update_forwarder_flag): Likewise.
1149 (thread_jump): Likewise.
1150 (try_forward_edges): Likewise.
1151 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
1152 forwarder flags. Don't clear bb->aux for all basic blocks. Only
1153 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
1155 2005-07-11 Richard Guenther <rguenther@suse.de>
1157 * config/i386/i386.opt: New target option -msseregparm.
1158 * config/i386/i386.c (override_options): Error out for
1159 -msseregparm but no SSE support.
1160 (ix86_function_sseregparm): Check for global sseregparm.
1161 * doc/invoke.texi: Document -msseregparm.
1163 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1165 * config.gcc (m32r-*-linux*): Use the default extra_parts.
1166 (m32rle-*-linux*): Ditto.
1168 2005-07-11 Jakub Jelinek <jakub@redhat.com>
1170 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
1171 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
1174 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1178 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
1179 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
1181 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
1183 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
1184 (varmap): Heapify varmap.
1185 (constraints): Heapify constraints.
1186 (struct constraint_graph): Heapify succs and preds.
1187 (constraint_vec_find): Update for heapification.
1188 (constraint_set_union): Ditto.
1189 (insert_into_complex): Ditto.
1190 (constraint_edge_vec_find): Ditto.
1191 (erase_graph_self_edge): Ditto.
1192 (add_graph_edge): Ditto.
1193 (get_graph_weights): Ditto.
1194 (merge_graph_nodes): Ditto.
1195 (build_constraint_graph): Ditto.
1196 (topo_visit): Ditto.
1197 (solve_graph): Ditto.
1198 (create_variable_info_for): Ditto.
1199 (init_base_vars): Ditto.
1200 (delete_points_to_sets): Free graph, varmap, and complex constraints.
1201 (condese_varmap_nodes): Free complex vector.
1202 (clear_edges_for_node): Clear succs and preds vector.
1204 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
1206 * tree-ssa-structalias.c (update_alias_info): Change counting of
1207 references to not include vdefs.
1209 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
1211 * tree-ssa-alias.c (free_used_part_map): Add missing free.
1214 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1216 * pa.c (pa_commutative_p): Make PLUS commutative when
1217 TARGET_NO_SPACE_REGS is true.
1219 2005-07-09 Diego Novillo <dnovillo@redhat.com>
1221 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
1222 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
1223 * tree-dfa.c (dump_subvars_for): New.
1224 (debug_subvars_for): New.
1225 (dump_variable): Show subvariables if VAR has them.
1226 * tree-flow-inline.h (get_subvar_at): New.
1227 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
1228 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
1230 (struct subvar): Change fields offset and size to unsigned
1232 (dump_subvars_for): Declare.
1233 (debug_subvars_for): Declare.
1234 (get_subvar_at): Declare.
1235 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
1236 to unsigned HOST_WIDE_INT *.
1237 (overlap_subvar): Likewise.
1238 * tree-gimple.c (is_gimple_reg): Always return false for
1239 SFTs and memory tags.
1240 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
1242 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
1243 (compute_may_aliases): Call compute_points_to_sets.
1244 (collect_points_to_info_for): Remove.
1245 (compute_points_to_and_addr_escape): Remove.
1246 (delete_alias_info): Call delete_points_to_sets.
1247 (compute_flow_sensitive_aliasing): If the call to
1248 find_what_p_points_to returns false, call set_pt_anything.
1249 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
1250 (set_pt_anything): Clear pi->pt_vars.
1251 (set_pt_malloc): Remove.
1252 (merge_pointed_to_info): Remove.
1253 (add_pointed_to_expr): Remove.
1254 (add_pointed_to_var): Remove.
1255 (collect_points_to_info_r): Remove.
1256 (is_escape_site): Make extern.
1258 (create_overlap_variables_for): Call it.
1259 * tree-ssa-copy.c (merge_alias_info): Never merge
1260 flow-sensitive alias information.
1261 * tree-ssa-operands.c (get_expr_operands): Adjust variables
1262 offset and size to be unsigned HOST_WIDE_INT.
1263 (add_to_addressable_set): Rename from note_addressable.
1264 Set TREE_ADDRESSABLE as the variables are added to the set.
1266 (add_stmt_operand): Do not try to micro-optimize unmodifiable
1267 operands into VUSEs when adding V_MAY_DEFs for members in an
1269 * tree-ssa-operands.h (add_to_addressable_set): Declare.
1270 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
1271 (struct variable_info): Add bitfield is_heap_var.
1272 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
1273 (new_var_info): Initialize is_heap_var.
1274 (get_constraint_for): Add HEAP variables to the symbol table.
1275 Mark them with is_heap_var.
1276 (update_alias_info): New. Taken mostly from the old
1277 compute_points_to_and_addr_escape.
1278 (handle_ptr_arith): New.
1279 (find_func_aliases): Call update_alias_info.
1280 Call handle_ptr_info for tcc_binary expressions.
1281 Call mark_stmt_modified.
1282 (create_variable_info_for): If DECL has subvars, do not create
1283 variables for its subvars. Always add all the fields.
1284 (set_uids_in_ptset): If the solution includes ANYOFFSET and
1285 SFTs, then add all the SFTs of the structure.
1286 If VI->DECL is an aggregate with subvariables, add the SFT at
1288 (find_what_p_points_to): If VI is an artificial variable,
1289 translate to bitfields in SSA_NAME_PTR_INFO.
1290 If the solution is empty, set pi->pt_vars to NULL
1291 (init_base_vars): Create ANYOFFSET.
1292 (compute_points_to_sets): Rename from create_alias_vars.
1294 (pass_build_pta): Remove.
1295 (delete_points_to_sets): Rename from delete_alias_vars.
1296 (pass_del_pta): Remove.
1297 * tree-ssa-structalias.h (struct alias_info): Move from
1299 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
1300 NUM_REFERENCES_SET): Likewise.
1301 (compute_points_to_sets, delete_points_to_sets): Declare.
1303 2005-07-09 Richard Henderson <rth@redhat.com>
1305 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
1306 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
1307 alpha_split_lock_test_and_set_12): New functions.
1308 * config/alpha/alpha-protos.h: Update.
1309 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
1310 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
1311 * config/alpha/sync.md (I12MODE): New.
1312 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
1313 (sync_<fetchop_name><I48MODE>): Likewise.
1314 (sync_nand<I48MODE>): Likewise.
1315 (sync_old_<fetchop_name><I48MODE>): Likewise.
1316 (sync_new_<fetchop_name><I48MODE>): Likewise.
1317 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
1318 (sync_compare_and_swap<I48MODE>): Likewise.
1319 (sync_lock_test_and_set<I48MODE>): Likewise.
1320 (sync_compare_and_swap<I12MODE>): New.
1321 (sync_compare_and_swap<I12MODE>_1): New.
1322 (sync_lock_test_and_set<I12MODE>): New.
1323 (sync_lock_test_and_set<I12MODE>_1): New.
1325 2005-07-09 Diego Novillo <dnovillo@redhat.com>
1329 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
1331 2005-07-09 Jakub Jelinek <jakub@redhat.com>
1333 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
1334 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
1336 2005-07-09 Richard SAndiford <richard@codesourcery.com>
1339 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
1341 2005-07-08 David Edelsohn <edelsohn@gnu.org>
1343 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
1344 memory_operand constraint.
1345 (store_conditional_<mode>): Same.
1346 (sync_compare_and_swap<mode>): Same.
1347 (sync_lock_test_and_set<mode>): Same.
1349 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
1351 Rewrite PIC support to more closely model actual instructions.
1352 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
1353 (cris_symbol): Remove prototypes for removed functions.
1354 (cris_pic_symbol_type_of, cris_valid_pic_const)
1355 (cris_expand_pic_call_address): Prototypes for new functions.
1356 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
1358 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
1360 <case ':'>: Add case for new punctuation character.
1361 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
1362 emitting (extra) PIC modifier.
1363 <case UNSPEC>: Do not assert for PLT.
1364 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
1365 (cris_expand_prologue, cris_expand_epilogue): Check
1366 for pic_offset_table_rtx usage instead of taking
1367 current_function_uses_pic_offset_table as the final word.
1368 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
1369 Remove flag_pic difference.
1370 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
1371 the moral equivalents of...
1372 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
1374 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
1375 (cris_handle_option): Mark ARG as unused.
1376 (cris_expand_pic_call_address): New worker function for "call",
1378 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
1379 output PIC constructs here.
1380 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
1381 as symbol-specific modifers, not whole or part of operands.
1382 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
1383 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
1384 constants and flag_pic.
1385 (CONSTANT_INDEX_P): Adjust for new functions.
1386 (enum cris_pic_symbol_type): New helper type.
1387 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
1388 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
1389 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
1391 ("movsi"): Emit actual instructions for GOT and relative access.
1392 ("*movsi_got_load"): New pattern to set up the register holding
1394 ("*movsi_internal"): Operand 1 is not a plain general_operand.
1395 Adjust FIXME for 'S'.
1396 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
1397 Use "movs" for -fpic cases.
1398 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
1399 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
1400 ("call", "call_value"): Just call cris_expand_pic_call_address for
1402 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
1403 Remove special pattern.
1404 ("*expanded_call_side", "*expanded_call_value_side"): New
1406 (gotplt-to-plt, gotplt-to-plt-side-call)
1407 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
1409 * config/cris/cris/predicates.md
1410 ("cris_general_operand_or_gotless_symbol"): Remove unused
1412 ("cris_general_operand_or_symbol"): Adjust for new functions.
1414 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
1416 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
1418 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
1420 * Makefile.in (TREE_H): Add treestruct.def.
1421 (c-decl.o): Add pointer-set.h
1422 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
1423 visibility on regular DECL's.
1424 (merge_decls): Fix the copying of decl nodes of various types for
1425 the new structures. Don't update RTL, section name, weak status,
1426 etc, on DECL's without RTL.
1427 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
1428 Don't check volatile on non-variable types.
1429 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
1430 to check whether we have seen arguments.
1431 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
1432 flag is checked before field (flag is common, field is not).
1433 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
1434 TS_DECL_COMMON could have an origin.
1435 (add_location_or_const_value_attribute): Don't check section name
1436 on non-var/function decls.
1437 (dwarf2out_var_location): Reverse order of tests.
1438 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
1439 with DECL_WRTL_CHECK.
1440 * expmed.c (make_tree): rtl is now in decl_with_rtl.
1441 * fold-const.c (fold_binary): Don't check weakness on
1442 non-var/function decls.
1443 (tree_expr_nonzero_p): Ditto.
1444 (fold_checksum_tree): Use tree_decl_extra as sizeof
1446 * ggc-page.c (extra_order_size_table): Add sizes for
1447 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
1449 * gimplify.c (gimplify_bind_expr): Only set
1450 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
1451 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
1453 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
1454 * langhooks.h (init_ts). New langhook.
1455 * passes.c (rest_of_decl_compilation): Reverse order of tests.
1456 * print-tree.c (print_node): Update to only print fields that
1457 exist in the structures the passed decl has.
1458 * toplev.c (wrapup_global_declarations): Don't reset
1459 DECL_DEFER_OUTPUT on DECL's that don't contain it.
1460 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
1461 * tree-inline.c (remap_decl): Ditto.
1462 * tree-outof-ssa.c (create_temp): Reverse order of tests.
1463 * tree-pretty-print.c (print_declaration): Don't print
1464 DECL_REGISTER on things that don't contain it.
1465 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
1466 non-var/function decls.
1467 * tree.c (tree_contains_struct): New structure.
1468 (init_priority_for_decl): New hashtable.
1469 (tree_int_map): New structure.
1470 (tree_int_map_eq): New function.
1471 (tree_int_map_marked_p): Ditto.
1472 (tree_int_map_hash): Ditto.
1473 (tree_map): Move to tree.h.
1474 (tree_map_eq): Externalize.
1475 (tree_map_hash): Ditto.
1476 (tree_map_marked_p): Ditto.
1477 (init_ttree): Set up tree_contains_struct and call langhook.
1478 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
1479 (tree_code_size): Update for new structures.
1480 (tree_node_structure): Update for new structures.
1481 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
1483 (copy_node_stat): Copy init priority.
1484 (build_decl_stat): Ditto for visibility.
1485 (ts_enum_names): New.
1486 (tree_contains_struct_check_failed): New function.
1487 (decl_init_priority_lookup): Ditto.
1488 (decl_init_priority_insert): Ditto.
1489 * treestruct.def: New file.
1490 * tree.h (CODE_CONTAINS_STRUCT): New macro.
1491 (CONTAINS_STRUCT_CHECK): Ditto.
1492 (tree_contains_struct_check_failed): New prototype.
1493 (DECL_CHECK): Removed.
1494 (DECL_MINIMAL_CHECK): New.
1495 (DECL_COMMON_CHECK): Ditto.
1496 (DECL_WRTL_CHECK): Ditto.
1497 (DECL_NON_COMMON_CHECK): Ditto.
1498 (DECL_WITH_VIS_CHECK): Ditto.
1499 (VAR_OR_FUNCTION_DECL_P): Ditto
1500 (struct tree_decl_minimal): New structure.
1501 (struct tree_decl_common): Ditto.
1502 (struct tree_decl_with_rtl): Ditto.
1503 (struct tree_decl_with_vis): Ditto.
1504 (struct tree_decl_non_common): Ditto.
1505 (struct tree_field_decl): Ditto.
1506 (struct tree_parm_decl): Ditto.
1507 (struct tree_var_decl): Ditto.
1508 (struct tree_function_decl): Ditto.
1509 (struct tree_const_decl): Ditto.
1510 (struct tree_result_decl): Ditto.
1511 (union tree_node): Add new structures.
1512 * var-tracking.c (track_expr_p): Reverse order of tests.
1514 * doc/c-tree.texi: Add documentation on DECL node internal structure.
1516 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
1518 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
1519 * system.h: Poison FINALIZE_PIC.
1520 * doc/tm.texi (FINALIZE_PIC): Remove.
1522 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
1525 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
1526 to the correct type if we have a MODIFY_EXPR.
1528 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
1530 PR tree-optimization/22360
1531 * tree.c (upper_bound_in_type): Fix calculations for casting
1532 to a non-wider signed type and casting a signed value to a
1533 wider unsigned type.
1534 (lower_bound_in_type): Fix calculations for casting to a
1535 non-wider signed type.
1537 PR tree-optimization/20139
1538 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
1540 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
1541 fold_cond_expr_cond.
1542 * tree-ssanames.c (release_defs): Assert in_ssa_p.
1543 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
1545 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
1548 * tree-complex.c (expand_complex_libcall): Produce
1549 REALPART_EXPR/IMAGPART_EXPR with the correct type.
1551 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
1553 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
1554 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
1555 b" assert and inserted fastpath code for this case.
1556 (bitmap_ior): Removed "a != b" assert.
1558 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1560 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
1561 (ENDFILE_SPEC): Likewise.
1562 * config/m32r/m32r.h (ASM_SPEC): Likewise.
1564 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
1565 a large stack frame at epilogue.
1567 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
1569 * final.c: Include sdbout.h when required.
1571 2005-07-07 Geoffrey Keating <geoffk@apple.com>
1573 * config.gcc (*-*-darwin*): Only one target-specific header file
1575 (powerpc-*-darwin*): Add version-specific header files.
1576 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
1577 * config.in: Regenerate.
1578 * configure: Regenerate.
1579 * gcc.c: Include xregex.h.
1580 (version_compare_spec_function): New.
1581 (spec_function): Add version-compare.
1582 (replace_outfile_spec_function): Reformat comment.
1583 (compare_version_strings): New.
1584 * config/darwin-c.c (version_as_macro): New.
1585 (builtin_define): New.
1586 (darwin_cpp_builtins): New.
1587 * config/darwin-protos.h (darwin_cpp_builtins): New.
1588 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
1589 (LIB_SPEC): Make unconditional, update comment.
1590 (TARGET_C99_FUNCTIONS): Define.
1591 * config/darwin.opt: Sort.
1592 (mmacosx-version-min=): New.
1593 * config/darwin7.h: Delete.
1594 * config/darwin8.h: Delete.
1595 * config/i386/darwin.h (): Call darwin_cpp_builtins.
1596 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
1597 (TARGET_C99_FUNCTIONS): Define.
1598 * config/rs6000/darwin7.h: New.
1599 * config/rs6000/darwin8.h: New.
1600 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
1601 (-mmacosx-version-min): Document.
1603 2005-07-07 Ian Lance Taylor <ian@airs.com>
1605 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
1607 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
1610 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
1612 2005-07-07 Khem Raj <kraj@mvista.com>
1614 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
1615 in bytes, not words.
1617 2005-07-07 Paul Brook <paul@codesourcery.com>
1619 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
1620 DEFAULT_FUNCTION_ARG_PADDING to upward.
1622 2005-07-07 Richard Henderson <rth@redhat.com>
1624 * function.c (locate_and_pad_parm): Record parameter alignment in
1625 stack_alignment_needed.
1627 2005-07-07 David Edelsohn <edelsohn@gnu.org>
1629 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
1630 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
1631 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
1632 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
1633 (define_attr "type"): Add isync, sync, load_l, store_c.
1634 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
1635 Create scratch volatile MEM.
1636 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
1638 (load_locked_<mode>): New.
1639 (store_conditional_<mode>): New.
1640 (sync_compare_and_swap<mode>): Replace with splitter.
1641 (sync_lock_test_and_set<mode>): Replace with splitter.
1642 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
1644 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
1645 is ics. Attribute isync.
1646 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
1648 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
1649 and UNSPECV_SYNC_OP.
1650 (emit_unlikely_jump): New.
1651 (emit_load_locked): New.
1652 (emit_store_conditional): New.
1653 (rs6000_split_compare_and_swap): New.
1654 (rs6000_split_lock_test_and_set): New.
1655 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
1656 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
1657 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
1658 rs6000_split_lock_test_and_set): Declare.
1659 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
1660 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
1661 store_c, isync, sync.
1663 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
1665 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
1666 filenames to gtyp-gen.h.
1667 (s-typ-gen): Use it in place of for loops.
1669 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
1671 * hooks.c (hook_bool_rtx_int_false): New function.
1672 * hooks.h (hook_bool_rtx_int_false): Declare.
1673 * target-def.h (TARGET_COMMUTATIVE_P): Define.
1674 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
1675 * target.h (struct gcc_target): Add commutative_p member.
1676 * targhooks.c (hook_bool_rtx_commutative_p): New function.
1677 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
1678 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
1679 (pa_commutative_p): New function.
1680 * jump.c (target.h): Include.
1681 (rtx_renumbered_equal_p): Use targetm.commutative_p.
1682 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
1684 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
1686 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
1687 (s390_expand_setmem): New.
1688 * config/s390/s390.c: Likewise.
1689 (print_shift_count_operand): Truncate to 12 bits instead of 6.
1691 * config/s390/s390.md: ("setmem<mode>"): Accept character as
1692 general_operand. Call new function "s390_expand_setmem".
1693 ("clrmem_long", "*clrmem_long"): Rewrite to ...
1694 ("setmem_long", "*setmem_long"): ... this.
1696 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
1698 * config/s390/s390.c: (optimization_options): Enable
1699 TARGET_MVCLE at -Os.
1700 * doc/invoke.texi: Document changes in default behaviour.
1701 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
1703 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
1705 * expr.c: (set_storage_via_setmem): Convert opchar to mode
1706 defined by back-end.
1708 2005-07-07 Jakub Jelinek <jakub@redhat.com>
1710 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
1711 all sets in the pattern.
1712 * config/rs6000/rs6000.md (stack_protect_testsi,
1713 stack_protect_testdi): Likewise.
1715 2005-07-06 Jeff Law <law@redhat.com>
1717 * tree-vrp.c (simplify_using_ranges): Kill.
1718 (vrp_finalize): Remove call to simplify_using_ranges.
1719 (simplify_stmt_using_ranges): New function extracted from
1720 simplify_using_ranges.
1721 (simplify_div_or_mod_using_ranges): Likewise.
1722 (simplify_abs_using_ranges): Likewise.
1723 (simplify_cond_using_ranges): New function.
1724 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
1725 * tree-ssa-propagate.c (substitute_and_fold): Call
1726 simplify_stmt_using_ranges if we have range information.
1728 2005-07-06 James E. Wilson <wilson@specifixinc.com>
1730 * config/ia64/ia64.c (ia64_reorg): Check optimize before
1731 ia64_flag_schedule_isns2.
1733 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
1734 reading/writing general registers.
1735 (ia64_function_arg): Revert 2005-06-18 change.
1737 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1739 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
1740 (legitimize_tls_address): Use gcc_unreachable instead of abort.
1742 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
1744 * function.c (expand_function_end): Revert part of 2005-06-27
1745 patch. Do sjlj_emit_function_exit_after after return_label.
1747 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
1749 * doc/install.texi (--disable-libssp): New.
1751 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
1753 * doc/invoke.texi: Update -fforce-mem documentation.
1754 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
1755 code for -fforce-mem.
1756 * expmed.c: (store_bit_field,store_fixed_bit_field,
1757 extract_bit_field): Ditto.
1758 * expr.c: (convert_move): Ditto.
1759 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
1760 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
1761 emit_conditional_add,expand_float,expand_fix): Ditto.
1762 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
1763 (common_handle_option): Issue warning when -fforce-mem specified.
1765 2005-07-06 Paul Brook <paul@codesourcery.com>
1767 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
1769 * configure: Regenerate.
1771 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
1773 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
1775 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
1777 Fix PR tree-optimization/22319
1778 Fix PR tree-optimization/22140
1779 Fix PR tree-optimization/22310
1781 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
1782 variable sized types.
1783 Use correct type for intermediate structure on *a = *b structure
1786 2005-07-06 Jakub Jelinek <jakub@redhat.com>
1788 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
1790 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
1791 (machine_function): Move typedef to...
1792 * config/rs6000/rs6000.c (machine_function): ... here. Add
1793 varargs_save_offset field.
1794 (rs6000_stack_t): Remove varargs_size field.
1795 (setup_incoming_varargs): Allocate varargs save area using
1796 assign_stack_local, try to make it as small as possible.
1797 Save offset from virtual_stack_vars_rtx to the save area
1798 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
1799 instead of magic 8 when fp word byte size is used.
1800 (rs6000_va_start): Use cfun->machine->varargs_save_offset
1801 instead of -RS6000_VARARGS_SIZE.
1802 (rs6000_stack_info, debug_stack_info,
1803 rs6000_initial_elimination_offset): Remove all traces of
1805 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
1806 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
1807 RS6000_VARARGS_AREA.
1809 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
1811 PR tree-optimization/21963
1812 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
1813 constant_multiple_of in the same way get_computation_cost_at does.
1815 2005-07-06 Jakub Jelinek <jakub@redhat.com>
1817 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
1818 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
1819 (gen_compare_reg): If sparc_compare_emitted is set, clear it
1820 and return its previous value.
1821 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
1822 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
1824 (stack_protect_set, stack_protect_test): New expanders.
1825 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
1826 stack_protect_testdi): New insns.
1827 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
1828 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
1830 2005-07-06 Jeff Law <law@redhat.com>
1832 * tree-ssa-dce.c (cfg_altered): New global.
1833 (tree_dce_init): Initialize cfg_altered.
1834 (remove_dead_stmt): If we remove an edge in the CFG, then set
1836 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
1839 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
1841 * Makefile.in (stamp-collect-ld): Use
1842 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
1843 ./collect-ld if it already exists.
1844 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
1845 Don't remove ./nm if it already exists.
1847 2005-07-05 Devang Patel <dpatel@apple.com>
1849 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
1850 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
1851 * tree-vectorizer.c (vect_loop_location): New.
1852 (vect_print_dump_info): Use vect_loop_location.
1853 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
1854 (vectorize_loops): Set vect_loop_location.
1855 * tree-vect-analyze.c (vect_analyze_offset_expr,
1856 vect_determin_vectorization_factor, vect_analyze_operations,
1857 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
1858 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
1859 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
1860 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
1861 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
1862 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
1863 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
1864 vect_analyze_loop): Adjust vect_print_dump_info API.
1865 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
1866 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
1867 vect_finish_stmt_generation, vectorizable_assignment,
1868 vectorizable_operation, vectorizable_store, vectorizable_load,
1869 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
1870 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
1871 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
1872 vect_transform_loop): Same.
1873 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
1874 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
1877 2005-07-05 Randolph Chung <tausq@debian.org>
1879 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
1880 * configure: Regenerate.
1881 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
1882 (pa_tls_referenced_p): Declare.
1883 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
1884 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
1885 (legitimize_tls_address): New.
1886 (hppa_legitimize_address): Handle TLS addresses.
1887 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
1888 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1889 (emit_move_sequence): Handle TLS addresses.
1890 (pa_encode_section_info): Call default handler to handle common
1892 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
1893 (CONSTANT_ADDRESS_P): Reject TLS operands.
1894 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
1895 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
1896 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
1897 (UNSPEC_TLSLE): Define new constants.
1898 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
1899 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
1900 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
1901 (tie_symbolic_operand, tle_symbolic_operand): New
1903 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
1905 * aclocal.m4: Update macros for autoconf 2.59 style.
1906 * configure.ac: Likewise.
1908 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1910 * pa.c (function_value): Handle small aggregates on 32-bit targets.
1911 (function_arg): Pass small aggregates in general registers on 32-bit
1913 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
1915 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
1917 * Makefile.in (final.o): Fix dependencies.
1919 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
1923 * langhooks.h (struct lang_hooks): Add expr_to_decl.
1924 * langhooks.c (lhd_expr_to_decl): New.
1925 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
1927 (LANG_HOOKS_INITIALIZER): Update.
1928 * tree.c (recompute_tree_invarant_for_addr_expr): Call
1929 expr_to_decl langhook.
1930 * c-tree.h (c_expr_to_decl): Declare.
1931 * c-typeck.c (c_expr_to_decl): New.
1932 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
1934 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
1936 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
1939 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
1940 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
1942 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
1944 * Makefile.in: Adjust dependencies.
1945 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
1946 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
1947 * alias.c (rest_of_handle_cfg, pass_cfg): New.
1948 * bb-reorder.c (duplicate_computed_gotos): Make it static.
1949 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
1950 rest_of_compilation.
1952 * bb-reorder.c (gate_duplicate_computed_gotos,
1953 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
1954 rest_of_handle_reorder_blocks, pass_reorder_blocks,
1955 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
1956 pass_partition_blocks): New.
1957 * bt-load.c (gate_handle_branch_target_load_optimize,
1958 rest_of_handle_branch_target_load_optimize,
1959 pass_branch_target_load_optimize): New.
1960 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
1962 * cfglayout.c (pass_insn_locators_initialize): New.
1963 * cfgrtl.c (pass_free_cfg): New.
1964 * combine.c (gate_handle_combine, rest_of_handle_combine,
1966 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
1967 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
1968 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
1969 * except.c (pass_set_nothrow_function_flags,
1970 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
1972 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
1973 rest_of_handle_shorten_branches, pass_shorten_branches,
1974 rest_of_clean_state, pass_clean_state): New.
1975 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
1976 rest_of_handle_remove_death_notes, pass_remove_death_notes,
1977 rest_of_handle_life, pass_life, rest_of_handle_flow2,
1979 * function.c (pass_instantiate_virtual_regs, pass_init_function,
1980 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
1981 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
1982 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
1984 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
1985 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
1986 pass_rtl_ifcvt, gate_handle_if_after_combine,
1987 rest_of_handle_if_after_combine, pass_if_after_combine,
1988 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
1989 pass_if_after_reload): New.
1990 * integrate.c (pass_initial_value_sets): New.
1991 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
1992 pass_purge_lineno_notes): New.
1993 * mode-switching.c (rest_of_handle_mode_switching,
1994 pass_mode_switching): New.
1995 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
1996 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
1998 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
1999 pass_loop_optimize): New.
2000 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
2002 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
2004 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
2005 pass_postreload_cse): New.
2006 * profile.c (gate_handle_profiling, pass_profiling,
2007 rest_of_handle_branch_prob, pass_branch_prob): New.
2008 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
2009 pass_split_before_regstack, gate_handle_split_before_regstack,
2010 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
2011 rest_of_handle_split_all_insns, pass_split_all_insns): New.
2012 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
2013 pass_stack_regs): New.
2014 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
2015 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
2016 pass_stack_adjustments): New.
2017 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
2018 pass_regrename): New.
2019 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
2020 pass_delay_slots, gate_handle_machine_reorg,
2021 rest_of_handle_machine_reorg, pass_machine_reorg): New.
2022 * rtl.h (extern void purge_line_number_notes): New.
2023 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
2024 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
2026 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
2028 * value-prof.c (gate_handle_value_profile_transformations,
2029 rest_of_handle_value_profile_transformations,
2030 pass_value_profile_transformations): New.
2031 * var-tracking.c (gate_handle_var_tracking,
2032 pass_variable_tracking): New.
2033 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
2035 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
2036 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
2037 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
2038 rest_of_handle_old_regalloc, rest_of_handle_regrename,
2039 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
2040 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
2041 rest_of_handle_gcse2, rest_of_handle_regmove,
2042 rest_of_handle_tracer, rest_of_handle_if_conversion,
2043 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
2044 rest_of_handle_web, rest_of_handle_branch_prob,
2045 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
2046 rest_of_handle_jump_bypass, rest_of_handle_combine,
2047 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
2048 rest_of_handle_gcse, rest_of_handle_loop_optimize,
2049 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
2050 rest_of_handle_mode_switching, rest_of_handle_jump,
2051 rest_of_handle_eh, rest_of_handle_stack_adjustments,
2052 rest_of_handle_flow2, rest_of_handle_jump2,
2053 rest_of_handle_peephole2, rest_of_handle_postreload,
2054 rest_of_handle_shorten_branches, rest_of_clean_state,
2055 rest_of_compilation): Remove.
2057 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
2058 * passes.c (dump_flags, in_gimple_form, all_passes,
2059 all_ipa_passes, all_lowering_passes, register_one_dump_file,
2060 register_dump_files, next_pass_1, last_verified, execute_todo,
2061 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
2062 from tree-optimize.c.
2063 (init_optimization_passes): Moved from tree-optimize.c,
2064 adding the RTL optimizations.
2065 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
2066 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
2067 all_ipa_passes, all_lowering_passes, register_one_dump_file,
2068 register_dump_files, next_pass_1, last_verified, execute_todo,
2069 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
2070 init_tree_optimization_passes, ipa_passes): Delete.
2071 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
2073 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
2074 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
2076 (ipa_passes): Remove.
2077 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
2078 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
2079 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
2080 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
2081 (dump_info_p, dump_flag): Moved to tree-dump.h.
2083 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
2085 * passes.c (finish_optimization_passes): Use dump_begin
2086 and dump_end, TDI_end.
2087 (gate_rest_of_compilation): New.
2088 (pass_rest_of_compilation): Use it.
2089 (gate_postreload, pass_postreload): New.
2090 * toplev.c (general_init): Rename init_tree_optimization_passes.
2091 * toplev.h (init_tree_optimization_passes): Rename to
2092 init_optimizations_passes.
2093 * tree-dump.c (dump_flag): Make static.
2094 (dump_files): Remove RTL dumps.
2095 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
2096 pass_cleanup_cfg, pass_free_cfg_annotations,
2097 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
2098 pass_init_datastructures, pass_fixup_cfg): Make non-static.
2099 * tree-pretty-print.c: Include tree-pass.h.
2100 * cgraph.c: Include tree-dump.h.
2102 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
2104 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
2105 Only fall back to saying it points to readonly memory if
2108 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2110 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
2111 * config/m32r/m32r.c (m32r_compute_frame_size,
2112 m32r_expand_prologue): Take current_function_profile into
2113 account whenever we reference
2114 current_function_uses_pic_offset_table.
2115 (m32r_finalize_pic): Remove.
2116 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
2118 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
2120 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
2121 instead of $<. Don't remove ./as if it already exists.
2123 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2126 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
2127 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
2128 for complex modes when generating code for PA 1.0.
2129 (VALID_FP_MODE_P): New macro.
2130 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
2131 sets for all general and floating point modes. Align wide floating
2132 point modes to even register boundaries to comply with architectural
2134 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
2135 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
2136 (VALID_FP_MODE_P): New macro.
2137 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
2138 sets for all general and floating point modes. Align wide floating
2139 point modes to even register boundaries to comply with architectural
2142 2005-07-04 Diego Novillo <dnovillo@redhat.com>
2144 * tree-dump.c (dump_files): Initialize dump number for .cgraph
2147 2005-07-04 Diego Novillo <dnovillo@redhat.com>
2149 * tree-ssa-structalias.c: Don't include expr.h.
2151 2005-07-04 Diego Novillo <dnovillo@redhat.com>
2153 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
2156 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
2158 Fix PR tree-optimization/22279
2160 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
2163 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
2165 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
2167 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
2169 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
2170 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
2171 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
2172 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
2173 config/stormy16/stormy16.c, config/v850/v850.c,
2174 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
2175 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
2176 Avoid "." or "\n" at end of diagnostics and capital letters at
2177 start of diagnostics.
2178 * combine.c, cse.c: Don't translate dump file output.
2179 * toplev.c (print_version): Only translate output if going to
2182 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
2184 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
2185 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
2188 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2190 * pa.c (fix_range): Fix typo in comment.
2192 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
2194 * tree-vrp.c (extract_range_from_assert): Replace
2195 fold (build (...)) with fold_build2.
2197 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2199 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
2200 gcc_gfc_char_table, init_dynamic_gfc_info): New.
2201 (format_types_orig, handle_format_attribute): Add support for
2204 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
2206 * varasm.c (assemble_variable): Fix format specifier thinko.
2208 2005-07-03 Ira Rosen <irar@il.ibm.com>
2210 PR tree-optimization/22029 (and 22135)
2211 * tree-pretty-print.c (dump_generic_node): Check that the node is not
2212 a phi node before calling dump_vops.
2214 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2216 * tree-dump.h (dump_string_field): Declare.
2217 * tree-dump.c: Use it instead of dump_string.
2218 (dump_string_field): Make non-static.
2220 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
2222 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
2223 up the minimal CFG stuff always when optimize > 0. Call
2224 split_all_insns_noflow in PIC case if needed.
2226 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2227 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
2230 * c-decl.c (c_write_global_declarations): Dump contents of
2232 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
2233 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
2234 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
2235 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
2238 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
2240 * c-common.h (GCC_DIAG_STYLE): Define.
2241 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
2242 version for format checking to 4.1.
2243 * c-format.c: Include toplev.h after c-common.h.
2244 (enum format_type): Add gcc_tdiag_format_type.
2245 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
2246 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
2247 (format_types_orig): Add gcc_tdiag.
2248 (init_dynamic_diag_info): Support gcc_tdiag formats.
2249 (handle_format_attribute): Likewise.
2250 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
2251 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
2252 version for format checking to 4.1.
2253 (warning0, warning, error, pedwarn, sorry): Use
2255 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
2256 (finish_aliases_1): Do not use %qE.
2257 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
2258 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
2259 Correct format bugs.
2260 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
2261 parameter to unsigned HOST_WIDE_INT.
2262 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
2264 2005-07-02 David Edelsohn <edelsohn@gnu.org>
2267 * expr.c (write_complex_part): Use adjust_address for MEM.
2268 (read_complex_part): Same.
2270 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
2272 Fix PR tree-optimization/22280
2274 * tree-sra.c (generate_element_init): Remove useless loop.
2276 2005-07-02 Richard Henderson <rth@redhat.com>
2278 * config/alpha/alpha.c (alpha_legitimize_address): Check for
2280 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
2282 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
2285 * fold-const.c (fold_binary): Handle the return value of
2286 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
2287 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
2289 2005-07-02 Jeff Law <law@redhat.com>
2291 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
2292 a eliminate type conversion which feeds an equality comparison
2293 if the original type or either operand in the comparison is a
2296 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
2298 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
2299 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
2301 * config/avr/avr.c: Do not use '`' as left quote.
2302 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
2303 Remove "." from end of diagnostics. Make diagnostics start with
2306 2005-07-02 Zack Weinberg <zack@codesourcery.com>
2307 Joseph S. Myers <joseph@codesourcery.com>
2309 * toplev.c (default_tree_printer): Handle setting location with
2311 * c-objc.common.c (c_tree_printer): Likewise.
2312 * c-format.c (gcc_diag_flag_specs): Add '+'.
2313 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
2314 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
2316 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
2317 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
2318 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
2319 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
2320 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
2321 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
2322 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
2323 format arguments where %J is used without %D.
2325 2005-07-02 Jakub Jelinek <jakub@redhat.com>
2327 * gcc.c (LINK_SSP_SPEC): Define.
2328 (link_ssp_spec): New variable.
2329 (LINK_COMMAND_SPEC): Add %(link_ssp).
2330 (static_specs): Add link_ssp_spec.
2331 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
2332 * configure: Rebuilt.
2333 * config.in: Rebuilt.
2335 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2336 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2337 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2338 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2339 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
2340 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
2341 -0x7008(2) instead of reading __stack_chk_guard variable.
2342 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
2344 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
2345 (stack_protect_set, stack_protect_test): Use *_tls* patterns
2346 if TARGET_THREAD_SSP_OFFSET is defined.
2347 (stack_tls_protect_set_si, stack_tls_protect_set_di,
2348 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
2351 2005-06-27 Richard Henderson <rth@redhat.com>
2352 * libgcc-std.ver (GCC_4.1.0): New.
2353 * libgcc.h (__stack_chk_guard): Declare.
2354 (__stack_chk_fail, __stack_chk_fail_local): Declare.
2355 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
2356 * mklibgcc.in (lib2funcs): Add them.
2358 2005-07-01 Richard Henderson <rth@redhat.com>
2360 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
2361 void * before struct sigcontext *.
2362 (x86_fallback_frame_state): Likewise.
2364 2005-07-01 James E. Wilson <wilson@specifixinc.com>
2366 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
2368 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
2371 * tree-ssa-reassoc.c (should_transpose): Fix which operand
2372 we check for SSA_NAME for.
2374 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
2376 Fix PR tree-optimization/22071
2378 * tree-ssa-structalias.c (offset_overlaps_with_access): New
2380 (get_constraint_for_component_ref): Use it.
2382 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
2385 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
2386 print out the last new line.
2388 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
2390 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
2391 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
2392 * config/cris/cris.c (cris_conditional_register_usage): Adjust
2393 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
2394 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
2395 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
2396 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
2397 (enum reg_class): New member CC0_REGS.
2398 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
2399 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
2400 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
2401 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
2402 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
2403 Adjust for register now described.
2405 2005-07-01 Jakub Jelinek <jakub@redhat.com>
2408 * config/i386/i386.md (stack_protect_test_si,
2409 stack_protect_test_di): Add earlyclobber for scratch 3.
2410 * config/rs6000/rs6000.md (stack_protect_testsi,
2411 stack_protect_testdi): Add earlyclobber for scratch 3,
2412 remove earlyclobber from scratch 4.
2414 Older entries for 2005 can be found in ChangeLog-2005.