1 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
3 * config.gcc: Add crx-elf support.
5 * doc/contrib.texi: Mention crx.
6 * doc/extend.texi: Document crx extensions.
7 * doc/install.texi: Document crx install.
8 * doc/invoke.texi: Document crx options.
9 * doc/md.texi: Document crx constraints.
11 * config/crx/crx-protos.h: New file.
12 * config/crx/crx.c: New file.
13 * config/crx/crx.h: New file.
14 * config/crx/crx.md: New file.
15 * config/crx/crx.opt: New file.
16 * config/crx/t-crx: New file.
18 2005-07-22 Manfred Hollstein <mh@suse.com>
20 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
22 (int_add_graph_edge): Likewise.
23 (collapse_nodes): Likewise.
24 (process_unification_queue): Likewise.
26 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
27 Laurent GUERBY <laurent@guerby.net>
29 PR tree-optimization/22336
30 * function.c (record_block_change): Check for
31 cfun->ib_boundaries_block.
33 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
35 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
36 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
38 2005-07-21 DJ Delorie <dj@redhat.com>
40 * toplev.c (warn_deprecated_use): Add warning control to warning
42 * c-typeck.c (parser_build_binary_op): Likewise.
43 (c_finish_if_stmt): Likewise.
44 * c-common.c (check_function_sentinel): Likewise.
45 (check_nonnull_arg): Likewise.
47 2005-07-21 Richard Henderson <rth@redhat.com>
50 * tree-complex.c (complex_ssa_name_components): New.
51 (cvc_lookup): Allow entry not found.
52 (create_components): Remove.
53 (create_one_component_var, get_component_var): New.
54 (get_component_ssa_name, set_component_ssa_name): New.
55 (extract_component): Use get_component_ssa_name.
56 (update_complex_components): Use set_component_ssa_name.
57 (update_complex_components_on_edge): Likewise.
58 (update_phi_components): Create new PHI nodes directly, instead
59 of adding insns to edges.
60 (tree_lower_complex): Allocate and free complex_variable_components
61 and complex_ssa_name_components here.
63 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
65 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
66 revert to returning false.
68 2005-07-21 Uros Bizjak <uros@kss-loka.si>
71 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
73 2005-07-21 Uros Bizjak <uros@kss-loka.si>
76 * config/i386/i386.md (cmpxf): Change operand constraints
77 to "nonmemory_operand".
79 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
81 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
83 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
86 * fold-const.c (fold_build1): Add checksum for the operands.
87 (fold_build2): Likewise.
88 (fold_build3): Likewise.
90 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
93 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
95 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
97 * common.opt (-fforward-propagate): Committed by mistake,
100 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
102 * reg-stack.c: Fix comment typo(s).
103 * tree-ssa-operands.c: Likewise.
104 * tree-vectorizer: Likewise.
106 2005-07-21 Nick Clifton <nickc@redhat.com>
108 * config/sh/symbian.c: Replace C++ style line comments with C
110 (symbian_add_attribute): Do not use a ? operator on the LHS of
112 (sh_symbian_handle_dll_attribute): Change the type of the
113 method vector to "VEC(tree,gc)*" and use vector accessor
114 macros to walk over the elements.
115 (symbian_export_vtable_and_rtti_p): Likewise.
116 (symbian_class_needs_attribute_p): Likewise.
118 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
121 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
122 initialize targetm.resolve_overloaded_builtin here.
123 (altivec_expand_overloaded_builtin): Make it non-static.
124 * config/rs6000/rs6000-protos.h
125 (altivec_expand_overloaded_builtin): New prototype.
126 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
127 targetm.resolve_overloaded_builtin here.
128 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
130 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
131 Zdenek Dvorak <dvorakz@suse.cz>
133 PR tree-optimization/19210
134 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
136 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
137 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
138 rely on unproven assumptions.
139 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
140 * tree-flow.h (number_of_iterations_exit): Add final parameter.
141 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
142 to number_of_iterations_exit.
143 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
144 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
145 * tree-ssa-loop-niter.c (find_loop_niter,
146 estimate_numbers_of_iterations_loop): Likewise.
147 (number_of_iterations_exit): Honor the new options.
148 * doc/invoke.texi (Wunsafe-loop-optimizations,
149 funsafe-loop-optimizations): Document them.
151 2005-07-21 Richard Sandiford <richard@codesourcery.com>
153 PR rtl-optimization/22167
154 * gcse.c (hoist_code): Fix hoist_exprs[] check.
156 2005-07-20 Adam Nemet <anemet@lnxw.com>
158 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
159 __do_global_dtors_aux longcall.
161 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
163 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
164 (old_special_pred_table): Don't reference
165 SPECIAL_MODE_PREDICATES.
166 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
167 * config/arc/arc.h: Don't mention PREDICATE_CODES.
168 * config/sh/predicates.h: Don't mention
169 SPECIAL_MODE_PREDICATES.
170 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
173 2005-07-20 DJ Delorie <dj@redhat.com>
175 * config.gcc: Add m32c-elf support.
177 * doc/contrib.texi: Mention m32c.
178 * doc/extend.texi: Document m32c extensions.
179 * doc/install.texi: Mention m32c.
180 * doc/invoke.texi: Document m32c options.
181 * doc/md.texi: Document m32c constraints.
183 * config/m32c/addsub.md: New file.
184 * config/m32c/bitops.md: New file.
185 * config/m32c/cond.md: New file.
186 * config/m32c/jump.md: New file.
187 * config/m32c/m32c-lib1.S: New file.
188 * config/m32c/m32c-lib2.c: New file.
189 * config/m32c/m32c-modes.def: New file.
190 * config/m32c/m32c-pragma.c: New file.
191 * config/m32c/m32c-protos.h: New file.
192 * config/m32c/m32c.abi: New file.
193 * config/m32c/m32c.c: New file.
194 * config/m32c/m32c.h: New file.
195 * config/m32c/m32c.md: New file.
196 * config/m32c/m32c.opt: New file.
197 * config/m32c/minmax.md: New file.
198 * config/m32c/mov.md: New file.
199 * config/m32c/muldiv.md: New file.
200 * config/m32c/predicates.md: New file.
201 * config/m32c/prologue.md: New file.
202 * config/m32c/shift.md: New file.
203 * config/m32c/t-m32c: New file.
205 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
207 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
208 (stack_protect_set, stack_protect_test): New expanders.
209 (stack_protect_set_si, stack_protect_set_si_media,
210 stack_protect_set_di_media, stack_protect_test_si,
211 stack_protect_test_si_media, stack_protect_test_di_media):
214 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
216 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
218 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
220 * tree.h (tree_expr_nonzero_p): Export.
221 * fold-const.c (tree_expr_nonzero_p): Likewise.
222 Return true for CALL_EXPRs that are alloca calls.
223 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
225 * tree-flow.h (expr_computes_nonzero): Remove.
226 * tree-vrp.c (expr_computes_nonzero): Remove.
227 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
228 (extract_range_from_unary_expr): Likewise.
229 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
232 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
234 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
235 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
236 extra arg "picreg" and use it instead of pic_offset_table_rtx.
238 (frame_related_constant_load): New arg "related" which controls
239 setting of RTX_FRAME_RELATED_P. All callers changed.
240 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
241 (bfin_expand_prologue): Add stack limit checking.
242 * config/bfin/bfin.md (trapifcc): New pattern.
244 * config/bfin/bfin.c: Include "langhooks.h".
245 (def_builtin): Go through lang_hooks to call builtin_function.
247 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
248 * config/bfin/predicates.md (symbol_ref_operand): New.
249 (call_insn_operand): Delete. All callers changed to use
250 register_no_elim_operand.
251 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
253 (function_arg): Use it to generate the call's operand 2.
254 (bfin_longcall_p): New function.
255 (bfin_expand_call): Extra arg "cookie". All callers and declaration
256 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
257 determine if the address needs to be in a REG.
258 (bfin_handle_longcall_attribute): New function.
259 (bfin_attribute_table): Add "longcall" and "shortcall".
260 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
261 (CUMULATIVE_ARGS): New member call_cookie.
262 (PREDICATE_CODES): Add symbol_ref_operand.
263 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
264 extra USE to the pattern.
265 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
266 New patterns, split off call_insn, sibcall_insn, call_value_insn and
267 sibcall_value_insn; now the new patterns handle direct calls and the
268 old ones indirect calls.
269 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
271 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
273 * doc/trouble.texi: Update section on handling of empty loops.
275 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
277 * config.gcc: Remove support for sparc-*-openbsd*,
278 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
280 * config.host: Remove support for i860-*-sysv4* as a host.
281 * config/i860/*, config/ip2k/*, config/ns32k/*,
282 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
283 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
284 mention obsolete ports.
286 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
288 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
290 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
291 of frame_pointer_rtx.
292 (sh_expand_epilogue): Likewise.
293 (sh_set_return_address): Likewise.
294 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
295 instead of FRAME_POINTER_REGNUM if needed. Add elimination
296 offsets from FRAME_POINTER_REGNUM.
297 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
298 (sh_register_names): Add initializer for sfp.
299 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
300 (VALID_REGISTER_P): Likewise.
301 (FIRST_PSEUDO_REGISTER): Update.
302 (DWARF_FRAME_REGISTERS): Define.
303 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
304 (HARD_FRAME_POINTER_REGNUM): Define.
305 (FRAME_POINTER_REGNUM): Redefine.
306 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
307 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
308 from FRAME_POINTER_REGNUM.
309 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
310 FRAME_POINTER_REGNUM.
311 (REG_CLASS_CONTENTS): Add sfp.
312 (REG_ALLOC_ORDER): Likewise.
313 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
314 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
315 of frame_pointer_rtx.
316 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
318 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
320 * fold-const.c (tree_expr_nonnegative_p): Only return true for
321 ABS_EXPR when flag_wrapv is false because of INT_MIN.
322 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
324 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
327 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
329 Make CONSTRUCTOR use VEC to store initializers.
330 * c-common.c (complete_array_type): Update to cope with VEC in
332 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
333 (pp_c_constructor_elts): New function.
334 * c-pretty-print.h (pp_c_constructor_elts): Declare.
335 * c-typeck.c (build_function_call, build_c_cast, digest_init,
336 struct constructor_stack, struct initializer_stack,
337 constructor_elements, push_init_level, pop_init_level,
338 add_pending_init, find_init_member, output_init_element): Update to
339 cope with VEC in CONSTRUCTOR_ELTS.
340 * coverage.c (build_fn_info_value, build_ctr_info_value,
341 build_gcov_info): Likewise.
342 * expr.c (categorize_ctor_elements_1, store_constructor,
343 expand_expr_real_1): Likewise.
344 * fold-const.c (fold_ternary): Likewise.
345 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
346 gimplify_init_constructor, gimplify_expr): Likewise.
347 * tree-dump.c (dequeue_and_dump): Likewise.
348 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
350 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
352 * tree-sra.c (generate_element_init_1): Likewise.
353 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
354 * tree-ssa-operands.c (get_expr_operands): Likewise.
355 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
356 * tree-vect-transform.c (vect_get_vec_def_for_operand):
357 (get_initial_def_for_reduction): Likewise.
358 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
359 value handle in annotations.
360 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
361 tree_node_structure): Add support for constr_kind.
362 (build_vector_from_ctor, build_constructor_single,
363 build_constructor_from_list): New functions.
364 (build_constructor): Update to take a VEC instead of a TREE_LIST.
365 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
366 Update to cope with VEC in CONSTRUCTOR_ELTS.
367 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
368 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
369 CONSTRUCTOR_APPEND_ELT): New macros.
370 (struct constructor_elt, struct tree_constructor): New data types.
371 (union tree_node): Add tree_constructor field.
372 * treestruct.def: Define TS_CONSTRUCTOR.
373 * varasm.c (const_hash_1, compare_constant, copy_constant,
374 compute_reloc_for_constant, output_addressed_constants,
375 initializer_constant_valid_p, output_constant,
376 array_size_for_constructor, output_constructor): Update to cope with
377 VEC in CONSTRUCTOR_ELTS.
378 * vec.h (VEC_empty, VEC_copy): New macros.
380 2005-07-19 Devang Patel <dpatel@apple.com>
382 * dbxout.c (dbxout_type): Check Objective-C++ lang.
384 2005-07-19 Richard Henderson <rth@redhat.com>
387 * gimplify.c (gimplify_expr): Use main variant type for the temp
388 destination for a discarded volatile read.
389 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
390 casts between non-void types that change volatility.
392 2005-07-15 DJ Delorie <dj@redhat.com>
394 * toplev.h: Add comment about the first parameter for warning().
395 * errors.h: Likewise.
397 * c.opt (Wpragmas): New.
398 * doc/invoke.texi: Document it.
400 * function.c (do_warn_unused_parameter): Add warning control to
402 * c-decl.c (warn_if_shadowing): Likewise.
403 * c-lex.c (cb_def_pragma): Likewise.
404 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
405 (pop_alignment): Likewise.
406 (handle_pragma_pack): Likewise.
407 (apply_pragma_weak): Likewise.
408 (handle_pragma_weak): Likewise.
409 (handle_pragma_redefine_extname): Likewise.
410 (add_to_renaming_pragma_list): Likewise.
411 (handle_pragma_extern_prefix): Likewise.
412 (maybe_apply_renaming_pragma): Likewise.
413 (handle_pragma_visibility): Likewise.
415 * config/c4x/c4x-c.c (BAD): Likewise.
416 (c4x_parse_pragma): Likewise.
417 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
418 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
419 (rs6000_pragma_longcall): Likewise.
420 * config/v850/v850-c.c (pop_data_area): Likewise.
421 (ghs_pragma_section): Likewise.
422 (ghs_pragma_section): Likewise.
423 (ghs_pragma_interrupt): Likewise.
424 (ghs_pragma_starttda): Likewise.
425 (ghs_pragma_startsda): Likewise.
426 (ghs_pragma_startzda): Likewise.
427 (ghs_pragma_endtda): Likewise.
428 (ghs_pragma_endsda): Likewise.
429 (ghs_pragma_endzda): Likewise.
431 2005-07-19 Danny Berlin <dberlin@dberlin.org>
432 Kenneth Zadeck <zadeck@naturalbridge.com>
434 * Makefile.in: Removed tree-promote-statics.c
435 * tree-promote-statics.c: Removed.
436 * common.opt: Removed flag-promote-statics.
438 * passes.c: Removed tree-promote-statics pass.
439 * tree-pass.h: Ditto.
440 * timevar.def: Removed TV_PROMOTE_STATICS.
443 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
445 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
447 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
449 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
452 * c-common.c (check_function_arguments): Call
453 'check_function_format' if either -Wformat or
454 -Wmissing-format-attribute are specified.
455 * c-format.c (check_function_format): Check -Wformat before
456 calling 'check_format_info'.
457 * c-opts.c (c_common_post_options): Don't warn for
458 -Wmissing-format-attribute without -Wformat.
459 * c-typeck.c (convert_for_assignment): Detect additional cases for
460 -Wmissing-format-attribute.
461 * doc/invoke.texi (-Wmissing-format-attribute): Document new
464 2005-07-19 Richard Guenther <rguenther@suse.de>
466 * config/i386/i386.md (lrint<mode>2): Use temporary
467 instead of clobbering non-existent memory.
469 2005-07-19 Nick Clifton <nickc@redhat.com>
471 * config/avr/avr.c (legitimate_address_p): Fix debugging print
472 statement to avoid displaying ASCII control characters.
474 2005-07-19 Ben Elliston <bje@au.ibm.com>
476 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
477 * cfganal.c (find_edge_index): Ditto.
478 * combine.c (combine_instructions): Ditto.
479 * ddg.c (create_scc): Ditto.
480 (find_successors): Ditto.
481 (find_predecessors): Ditto.
482 (find_nodes_on_paths): Ditto.
483 (longest_simple_path): Ditto.
484 * flow.c (update_life_info): Ditto.
485 (count_or_remove_death_notes): Ditto.
486 (clear_log_links): Ditto.
487 * modulo-sched.c (generate_reg_moves): Ditto.
488 (find_max_asap): Ditto.
489 (find_max_hv_min_mob): Ditto.
490 (find_max_dv_min_mob): Ditto.
491 * sbitmap.c (sbitmap_first_set_bit): Ditto.
492 * sched-rgn.c (extract_edgelst): Ditto.
493 * tree-into-ssa.c (prepare_names_to_update): Ditto.
494 (dump_update_ssa): Ditto.
495 (ssa_names_to_replace) Ditto.
496 (switch_virtuals_to_full_rewrite): Ditto.
498 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
500 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
502 Fix PR tree-optimization/22483
504 * tree-complex.c (create_components): Use
505 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
506 * tree-flow-inline.h (fill_referenced_var_vec): New function.
507 * tree-flow.h (safe_referenced_var_iterator): New structure.
508 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
509 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
510 safe_referenced_var iterator.
511 (add_type_alias): Ditto.
513 2005-07-19 Steven Bosscher <stevenb@suse.de>
515 * loop-init.c (rest_of_handle_loop2): Remove.
516 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
517 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
518 (pass_rtl_loop_init, pass_rtl_loop_done,
519 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
520 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
521 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
522 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
523 pass_tree_loop_done, and pass_tree_unswitch.
524 (gate_loop): Rename to gate_tree_loop.
525 * passes.c (init_optimization_passes): Update for renamed tree
526 loop passes. Add the new loop2 passes as subpasses of loop2.
527 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
528 Update for the renamed tree loop passes.
530 2005-07-18 Ian Lance Taylor <ian@airs.com>
533 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
534 blocks when optimizing.
536 2005-07-18 Steve Ellcey <sje@cup.hp.com>
538 * common.opt (frename-registers): Initialize to 2.
540 (fgcse-after-reload): Ditto.
541 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
542 (process_options): Only change flag_web, flag_rename_registers,
543 and flag_rerun_cse_after_loop if not explicitly set by user.
545 2005-07-18 Jan Beulich <jbeulich@novell.com>
547 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
548 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
549 in 64-bit mode the same as DImode in 32-bit mode.
550 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
551 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
552 mode. Add new mode parameter.
553 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
554 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
555 x86_64_shift_adj): New expanders.
556 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
557 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
559 Respective new splitters. Use renamed shift splitter helpers in 32-bit
560 DImode shift splitters.
561 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
562 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
565 2005-07-18 Jan Beulich <jbeulich@novell.com>
567 * i386.md (movdi_extzv_1): New.
568 (zero_extendhidi2): Combine alternatives and never force use of
570 (zero_extendqidi2): Likewise. Don't restrict input selection.
572 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
574 Fix PR tree-optimization/22531
575 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
578 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
580 * tree-promote-statics.c (pass_promote_statics): Change dump file
583 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
585 * tree-optimize.c (init_tree_optimization_passes): Add
586 pass_eliminate_useless_stores pass.
587 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
588 * tree-ssa-pre.c (is_copy_stmt): New function.
589 (follow_copies_till_vuse): Ditto.
590 (do_eustores): Ditto.
591 (gate_eustores): Ditto.
593 2005-07-16 Richard Henderson <rth@redhat.com>
595 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
597 2005-07-16 Danny Berlin <dberlin@dberlin.org>
598 Kenneth Zadeck <zadeck@naturalbridge.com>
600 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
601 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
602 ipa-type-escape.h, tree-promote-statics.c
603 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
604 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
605 tree-promote-statics.c: new files.
606 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
607 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
608 int nonlocal_set_p, mark_constant_function): Deleted.
609 (rest_of_handle_cfg): Removed call to mark_constant_function.
610 (nonoverlapping_component_refs_p): Added calls to support
612 * tree-ssa-alias.c (may_alias_p,
613 compute_flow_insensitive_aliasing): Ditto.
614 * calls.c (flags_from_decl_or_type): Removed reference to
616 * c-typeck.c (convert_arguments): Make builtins tolerant of having
617 too many arguments. This is necessary for Spec 2000.
618 * cgraph.h (const_function, pure_function): Removed.
619 * common.opt: Added "fipa-pure-const", "fipa-reference",
620 "fipa-type-escape", and "ftree-promote-static".
622 * passes.c: Added ipa and tree-promote-statics passes.
623 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
624 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
625 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
626 * tree-flow.h: Added exposed sra calls and addition of
627 reference_vars_info field for FUNCTION_DECLS.
628 * tree-pass.h: Added passes.
629 * tree-sra.c: (sra_init_cache): New function.
630 (sra_insert_before, sra_insert_after) Made public.
631 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
633 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
634 aliasing. (may_alias_p): Added code to use type escape analysis to
636 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
637 code to prune clobbers of static variables based on information
638 produced in ipa-reference pass. Changed call clobbering so that
639 statics are not marked as clobbered if the call does not clobber
642 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
644 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
647 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
649 * doc/install.texi (*-*-solaris2*): Document recommended version
650 of GNU binutils and mention GNU linker problem on Solaris 10.
652 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
655 * c-decl.c (c_build_bitfield_integer_type): New function.
656 (finish_struct): Call it.
657 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
659 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
661 * c-typeck.c (digest_init): Call 'convert_for_assignment'
664 2005-07-16 Jan Hubicka <jh@suse.cz>
666 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
667 (scale_bbs_frequencies_int): Watch roundoff errors.
668 * predict.c (return_prediction): Initialize return_stmt.
670 2005-07-16 Jan Hubicka <jh@suse.cz>
672 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
675 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
678 * fold-const.c (build_range_check): Convert high/low to etype
679 if we are only comparing against exp.
681 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
683 Fix PR tree-optimization/22376
684 * tree-ssa-structalias.c (build_constraint_graph): We really meant
686 (need_to_solve): New function.
687 (compute_points_to_sets): Use it.
689 2005-07-15 Jan Hubicka <jh@suse.cz>
691 * cfg.c (update_bb_profile_for_threading): More diagnostic.
692 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
694 2005-07-15 Richard Guenther <rguenther@suse.de>
696 * c-common.c (handle_flatten_attribute): New function.
697 Add flatten function attribute.
698 * doc/extend.texi: Document flatten function attribute.
699 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
700 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
702 (cgraph_decide_inlining): Handle functions with flatten
705 2005-07-14 David Edelsohn <edelsohn@gnu.org>
707 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
708 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
709 UNSPEC_XCHG, UNSPEC_AND): New.
710 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
711 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
712 * config/rs6000/sync.md (FETCHOP): New code macro.
713 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
715 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
716 (sync_compare_and_swap<mode>): Same.
717 (sync_lock_test_and_set<mode>): Same.
718 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
719 for QImode and HImode, and not PPC405.
720 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
721 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
722 (sync_<fetchop>{si,di}_internal): New.
723 (sync_nand{si,di}_internal): New.
724 (sync_old_<fetchop>{si,di}_internal): New.
725 (sync_old_nand{si,di}_internal): New
726 (sync_new_<fetchop>{si,di}_internal): New.
727 (sync_new_nand{si,di}_internal): New.
728 (atomic_and{si,di}): New.
729 (sync_new_nand{si,di}_internal): New.
730 (atomic_and{si,di}): New.
731 (sync_add<mode>_internal): Delete.
732 (sync_addshort_internal): Use unspec instead of unspec_volatile.
733 (sync_sub<mode>_internal): Delte.
734 (sync_subshort_internal): New.
735 (sync_andsi_internal): Use unspec instead of unspec_volatile.
736 (sync_anddi_internal): Delete.
737 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
738 (sync_booldi_internal): Delete.
739 (sync_boolc<mode>_internal): Delete.
740 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
741 (sync_boolc<mode>_internal2): Delete.
742 (sync_boolcc<mode>_internal): Delete.
743 (isync, lwsync): Use unspec instead of unspec_volatile.
744 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
745 Revert UNSPEC_VOLATILE.
746 (rs6000_split_atomic_op): New.
747 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
749 2005-07-14 Eric Christopher <echristo@redhat.com>
751 * config/mips/mips.c (mips_canonicalize_comparison): Cast
752 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
754 2005-07-14 Eric Christopher <echristo@redhat.com>
756 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
758 2005-07-14 Steven Bosscher <stevenb@suse.de>
760 PR tree-optimization/22230
761 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
762 the computation of the four cross productions for "range op range".
764 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
765 Ulrich Weigand <uweigand@de.ibm.com>
768 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
771 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
773 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
775 2005-07-14 Steve Ellcey <sje@cup.hp.com>
777 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
779 2005-07-14 Richard Guenther <rguenther@suse.de>
782 * config/i386/i386-protos.h (ix86_function_value): Change
783 prototype to match new target hook.
784 * config/i386/i386.c (ix86_value_regno): Change prototype
785 to take extra type argument.
786 (TARGET_FUNCTION_VALUE): Define.
787 (ix86_function_ok_for_sibcall): Pass extra argument to
788 ix86_value_regno, check return slot rtx for exact match.
789 (ix86_function_value): Take extra parameter. Dispatch to
790 ix86_value_regno with fndecl/fntype as provided.
791 (ix86_value_regno): Handle extra type argument.
792 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
794 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
795 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
796 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
797 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
798 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
800 2005-07-14 Richard Guenther <rguenther@suse.de>
802 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
803 * calls.c (expand_call): Pass fntype to hard_function_value.
804 (emit_library_call_value_1): Likewise.
805 * explow.c: Include target.h.
806 (hard_function_value): Take extra argument, the fntype.
807 Use new target hook for function_value.
808 * expr.h (hard_function_value): Change prototype.
809 * function.c (aggregate_value_p): Pass 0 as fntype to
811 (assign_parms): Use new target hook for function_value.
812 Pass 0 as fntype to hard_function_value.
813 (expand_function_end): Likewise.
814 * reg-stack.c: Include target.h.
815 (stack_result): Use new target hook for function_value.
816 * target-def.h: New target hook function_value.
817 * target.h: Likewise.
818 * targhooks.c (default_function_value): New function.
819 * targhooks.h (default_function_value): Declare.
821 2005-07-13 Ian Lance Taylor <ian@airs.com>
823 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
825 2005-07-14 Jan Hubicka <jh@suse.cz>
827 * tree-dfa.c (dump_variable): Use default_def function.
828 * tree-ssa-alias.c (dump_points_to_info): Likewise.
829 * tree-ssa.c (verify_use): Likewise.
830 * tree-ssanames.c (release_ssa_name): Likewise.
831 * tree-tailcall.c (eliminate_tail_call): Likewise.
832 (tree_optimize_tail_calls_1): Likewise.
833 * tree-vrp.c (get_value_range): Likewise.
835 2005-07-14 Ben Elliston <bje@au.ibm.com>
837 * gcc.c (main): Compare language[0] with '*' when iterating over
840 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
842 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
843 "s390_emit_compare". Add handling of CCZ1mode.
844 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
845 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
847 (s390_branch_condition_mask): Add CCZ1mode handling.
848 * config/s390/s390.md: ("seq", "*seq"): New pattern.
849 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
850 Use CCZ1mode instead of CCZmode.
851 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
853 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
855 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
857 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
859 2005-07-13 Eric Christopher <echristo@redhat.com>
861 * config/mips/mips.c (mips_canonicalize_comparison): New.
862 (mips_emit_int_relational): Use.
864 2005-07-13 Eric Christopher <echristo@redhat.com>
866 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
868 * config/s390/s390.md: Include tpf.md. Move tpf specific
870 * config/s390/tpf.md: To here.
871 * config/s390/s390.opt: Move tpf specific options...
872 * config/s390/tpf.opt: to here. Add mmain option.
873 * config/s390/tpf-unwind.h: Remove unnecessary defines.
874 * config/s390/tpf.h: Rewrite.
876 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
878 * doc/tm.texi: Remove @xref{Cross-profiling}.
880 2005-07-13 Jeff Law <law@redhat.com>
882 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
883 expressions, test their _DECL operands for pointer equality rather
884 than using operand_equal_p.
886 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
888 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
889 (TARGET_POSIX_IO): This.
890 * config/darwin.h: Likewise.
891 * config/freebsd.h: Likewise.
892 * config/linux.h: Likewise.
893 * config/lynx.h: Likewise.
894 * config/netbsd.h: Likewise.
895 * config/rs6000/linux64.h: Likewise.
896 * config/rs6000/linux.h: Likewise.
897 * config/s390/tpf.h: Likewise.
898 * config/sh/embed-elf.h: Likewise.
899 * config/sparc/linux64.h: Likewise.
900 * config/sparc/linux.h: Likewise.
901 * config/svr4.h: Likewise.
902 * gcov-io.h: Likewise.
904 * doc/tm.texi: Updated.
906 * libgcov.c (create_file_directory): Defined only if
907 TARGET_POSIX_IO is defined.
908 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
911 2005-07-13 Jan Hubicka <jh@suse.cz>
913 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
915 2005-07-13 David Edelsohn <edelsohn@gnu.org>
917 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
918 structure as argument.
920 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
922 PR tree-optimization/21921
923 * tree-iterator.c (tsi_link_before): Support the case when
924 tsi_end_p (tsi) == true.
926 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
928 PR tree-optimization/22442
929 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
932 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
934 PR rtl-optimization/20376
935 * toplev.c (process_options): Enable -fweb and -frename-registers when
937 * doc/invoke.texi: Update the information about when -fweb and
938 -frename-registers are enabled.
940 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
943 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
944 if *rhs_p is not a SSA_NAME.
946 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
948 Fix PR tree-optimization/22422
949 * tree-ssa-structalias.c (struct variable_info): Add flag for
951 (get_varinfo): Now a static function.
952 (new_varinfo): init has_union and is_special_var to false.
953 (solution_set_add): Check has_union.
954 (do_da_constraint): Move temporary variable so it gets reset
956 Also check for special variable.
957 (do_ds_constraint): Ditto.
958 (do_sd_constraint): Ditto.
959 (do_structure_copy): Check for special variable.
960 (find_func_aliases): Ditto.
961 (init_base_vars): Set special vars properly.
963 2005-07-13 Jan Hubicka <jh@suse.cz>
965 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
968 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
969 (get_expr_operands): Fix thinko wrt flags and subvars.
971 PR tree-optimize/22379
972 * tree-inline.c (expand_call_inline): Do not output sorry in early
975 2005-07-12 Dale Johannesen <dalej@apple.com>
977 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
979 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
982 * host-linux.h: Include limits.h.
984 2005-07-12 Dale Johannesen <dalej@apple.com>
986 * expr.c (compress_float_constant): Add cost check.
987 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
989 2005-07-12 Dale Johannesen <dalej@apple.com>
991 * gcc.target/i386/compress-float-sse.c: New.
992 * gcc.target/i386/compress-float-sse-pic.c: New.
993 * gcc.target/i386/compress-float-387.c: New.
994 * gcc.target/i386/compress-float-387-pic.c: New.
995 * gcc.dg/compress-float-ppc.c: New.
996 * gcc.dg/compress-float-ppc-pic.c: New.
998 2005-07-12 Eric Christopher <echristo@redhat.com>
1000 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
1002 * config/s390/s390.md: Include tpf.md. Move tpf specific
1004 * config/s390/tpf.md: To here.
1005 * config/s390/s390.opt: Move tpf specific options...
1006 * config/s390/tpf.opt: to here. Add mmain option.
1007 * config/s390/tpf-unwind.h: Remove unnecessary defines.
1008 * config/s390/tpf.h: Rewrite.
1010 2005-07-12 Eric Christopher <echristo@redhat.com>
1012 * gcc.c (struct infile): Update comment for language.
1013 (main): Rewrite input file resetting code.
1015 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
1018 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
1019 requiring a cast in a non RHS of modify_expr. Add a cast when required.
1020 (lookup_avail_expr): Use constant_boolean_node instead
1021 of boolean_false_node/boolean_true_node.
1023 2005-07-12 Ben Elliston <bje@au.ibm.com>
1025 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
1026 and use it when printing num_edges.
1028 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
1030 * doc/extend.texi (Blackfin Built-in Functions): New section.
1031 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
1034 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
1036 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
1037 s/cmpstrsi/cmpstrnsi
1038 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
1040 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
1041 (init_optabs): Initialize cmpstrn_optab.
1042 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
1043 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
1044 * expr.c: (enum insn_code cmpstrn_optab): Declare.
1045 * config/i386/i386.md: s/cmpstr/cmpstrn
1046 * config/c4x/c4x.md: s/cmpstr/cmpstrn
1047 * doc/md.texi: Update documentation.
1049 2005-07-11 Richard Henderson <rth@redhat.com>
1051 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
1052 build_va_arg_indirect_ref.
1053 (alpha_gimplify_va_arg): Likewise.
1054 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1055 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
1056 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
1057 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1058 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
1059 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
1061 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
1063 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1065 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
1066 * passes.c (init_optimization_passes): Add pass_empty_loop.
1067 * tree-pass.h (pass_empty_loop): Declare.
1068 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
1069 try_remove_empty_loop, remove_empty_loops): New functions.
1070 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
1071 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
1073 2005-07-12 Peter Barada <peter@the-baradas.com>
1077 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
1078 in address registers.
1079 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
1080 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
1081 alternative of addsi3_5200.
1083 2005-07-11 Ian Lance Taylor <ian@airs.com>
1085 * config/mips/mips.md (ffs<mode>2): Remove.
1087 2005-07-11 Ian Lance Taylor <ian@airs.com>
1089 * doc/tree-ssa.texi (Cleanups): Improve description of
1091 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
1093 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
1095 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
1096 * tree.h (DECL_ARGUMENT_FLD): New macro.
1098 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
1100 Fix PR tree-optimization/22404
1102 * tree-ssa-structalias.c (create_variable_info_for): Use
1105 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
1107 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
1108 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
1109 for second comparison operand.
1110 * config/bfin/predicates.md (reg_or_const_int_operand): New.
1112 * config/bfin/bfin.md (define_attr "type"): Add "sync".
1113 (define_insn_reservation "alu"): Likewise.
1114 (csync, ssync): Now of type sync.
1115 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
1116 -mcsync-anomaly -mspecld-anomaly.
1117 * config/bfin/bfin.opt (mcsync): Remove.
1118 (mcsync-anomaly, mspecld-anomaly): Add.
1119 * config/bfin/bfin.c: Include "insn-codes.h".
1120 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
1121 (TARGET_DEFAULT_TARGET_FLAGS): New.
1122 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
1124 2005-07-11 Steven Bosscher <stevenb@suse.de>
1126 * basic-block.h: Give the BB flags enum a name, bb_flags.
1127 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
1128 * cfgcleanup.c (enum bb_flags): Remove here.
1129 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
1130 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
1131 (update_forwarder_flag): Likewise.
1132 (thread_jump): Likewise.
1133 (try_forward_edges): Likewise.
1134 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
1135 forwarder flags. Don't clear bb->aux for all basic blocks. Only
1136 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
1138 2005-07-11 Richard Guenther <rguenther@suse.de>
1140 * config/i386/i386.opt: New target option -msseregparm.
1141 * config/i386/i386.c (override_options): Error out for
1142 -msseregparm but no SSE support.
1143 (ix86_function_sseregparm): Check for global sseregparm.
1144 * doc/invoke.texi: Document -msseregparm.
1146 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1148 * config.gcc (m32r-*-linux*): Use the default extra_parts.
1149 (m32rle-*-linux*): Ditto.
1151 2005-07-11 Jakub Jelinek <jakub@redhat.com>
1153 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
1154 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
1157 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1161 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
1162 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
1164 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
1166 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
1167 (varmap): Heapify varmap.
1168 (constraints): Heapify constraints.
1169 (struct constraint_graph): Heapify succs and preds.
1170 (constraint_vec_find): Update for heapification.
1171 (constraint_set_union): Ditto.
1172 (insert_into_complex): Ditto.
1173 (constraint_edge_vec_find): Ditto.
1174 (erase_graph_self_edge): Ditto.
1175 (add_graph_edge): Ditto.
1176 (get_graph_weights): Ditto.
1177 (merge_graph_nodes): Ditto.
1178 (build_constraint_graph): Ditto.
1179 (topo_visit): Ditto.
1180 (solve_graph): Ditto.
1181 (create_variable_info_for): Ditto.
1182 (init_base_vars): Ditto.
1183 (delete_points_to_sets): Free graph, varmap, and complex constraints.
1184 (condese_varmap_nodes): Free complex vector.
1185 (clear_edges_for_node): Clear succs and preds vector.
1187 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
1189 * tree-ssa-structalias.c (update_alias_info): Change counting of
1190 references to not include vdefs.
1192 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
1194 * tree-ssa-alias.c (free_used_part_map): Add missing free.
1197 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1199 * pa.c (pa_commutative_p): Make PLUS commutative when
1200 TARGET_NO_SPACE_REGS is true.
1202 2005-07-09 Diego Novillo <dnovillo@redhat.com>
1204 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
1205 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
1206 * tree-dfa.c (dump_subvars_for): New.
1207 (debug_subvars_for): New.
1208 (dump_variable): Show subvariables if VAR has them.
1209 * tree-flow-inline.h (get_subvar_at): New.
1210 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
1211 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
1213 (struct subvar): Change fields offset and size to unsigned
1215 (dump_subvars_for): Declare.
1216 (debug_subvars_for): Declare.
1217 (get_subvar_at): Declare.
1218 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
1219 to unsigned HOST_WIDE_INT *.
1220 (overlap_subvar): Likewise.
1221 * tree-gimple.c (is_gimple_reg): Always return false for
1222 SFTs and memory tags.
1223 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
1225 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
1226 (compute_may_aliases): Call compute_points_to_sets.
1227 (collect_points_to_info_for): Remove.
1228 (compute_points_to_and_addr_escape): Remove.
1229 (delete_alias_info): Call delete_points_to_sets.
1230 (compute_flow_sensitive_aliasing): If the call to
1231 find_what_p_points_to returns false, call set_pt_anything.
1232 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
1233 (set_pt_anything): Clear pi->pt_vars.
1234 (set_pt_malloc): Remove.
1235 (merge_pointed_to_info): Remove.
1236 (add_pointed_to_expr): Remove.
1237 (add_pointed_to_var): Remove.
1238 (collect_points_to_info_r): Remove.
1239 (is_escape_site): Make extern.
1241 (create_overlap_variables_for): Call it.
1242 * tree-ssa-copy.c (merge_alias_info): Never merge
1243 flow-sensitive alias information.
1244 * tree-ssa-operands.c (get_expr_operands): Adjust variables
1245 offset and size to be unsigned HOST_WIDE_INT.
1246 (add_to_addressable_set): Rename from note_addressable.
1247 Set TREE_ADDRESSABLE as the variables are added to the set.
1249 (add_stmt_operand): Do not try to micro-optimize unmodifiable
1250 operands into VUSEs when adding V_MAY_DEFs for members in an
1252 * tree-ssa-operands.h (add_to_addressable_set): Declare.
1253 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
1254 (struct variable_info): Add bitfield is_heap_var.
1255 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
1256 (new_var_info): Initialize is_heap_var.
1257 (get_constraint_for): Add HEAP variables to the symbol table.
1258 Mark them with is_heap_var.
1259 (update_alias_info): New. Taken mostly from the old
1260 compute_points_to_and_addr_escape.
1261 (handle_ptr_arith): New.
1262 (find_func_aliases): Call update_alias_info.
1263 Call handle_ptr_info for tcc_binary expressions.
1264 Call mark_stmt_modified.
1265 (create_variable_info_for): If DECL has subvars, do not create
1266 variables for its subvars. Always add all the fields.
1267 (set_uids_in_ptset): If the solution includes ANYOFFSET and
1268 SFTs, then add all the SFTs of the structure.
1269 If VI->DECL is an aggregate with subvariables, add the SFT at
1271 (find_what_p_points_to): If VI is an artificial variable,
1272 translate to bitfields in SSA_NAME_PTR_INFO.
1273 If the solution is empty, set pi->pt_vars to NULL
1274 (init_base_vars): Create ANYOFFSET.
1275 (compute_points_to_sets): Rename from create_alias_vars.
1277 (pass_build_pta): Remove.
1278 (delete_points_to_sets): Rename from delete_alias_vars.
1279 (pass_del_pta): Remove.
1280 * tree-ssa-structalias.h (struct alias_info): Move from
1282 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
1283 NUM_REFERENCES_SET): Likewise.
1284 (compute_points_to_sets, delete_points_to_sets): Declare.
1286 2005-07-09 Richard Henderson <rth@redhat.com>
1288 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
1289 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
1290 alpha_split_lock_test_and_set_12): New functions.
1291 * config/alpha/alpha-protos.h: Update.
1292 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
1293 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
1294 * config/alpha/sync.md (I12MODE): New.
1295 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
1296 (sync_<fetchop_name><I48MODE>): Likewise.
1297 (sync_nand<I48MODE>): Likewise.
1298 (sync_old_<fetchop_name><I48MODE>): Likewise.
1299 (sync_new_<fetchop_name><I48MODE>): Likewise.
1300 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
1301 (sync_compare_and_swap<I48MODE>): Likewise.
1302 (sync_lock_test_and_set<I48MODE>): Likewise.
1303 (sync_compare_and_swap<I12MODE>): New.
1304 (sync_compare_and_swap<I12MODE>_1): New.
1305 (sync_lock_test_and_set<I12MODE>): New.
1306 (sync_lock_test_and_set<I12MODE>_1): New.
1308 2005-07-09 Diego Novillo <dnovillo@redhat.com>
1312 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
1314 2005-07-09 Jakub Jelinek <jakub@redhat.com>
1316 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
1317 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
1319 2005-07-09 Richard SAndiford <richard@codesourcery.com>
1322 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
1324 2005-07-08 David Edelsohn <edelsohn@gnu.org>
1326 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
1327 memory_operand constraint.
1328 (store_conditional_<mode>): Same.
1329 (sync_compare_and_swap<mode>): Same.
1330 (sync_lock_test_and_set<mode>): Same.
1332 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
1334 Rewrite PIC support to more closely model actual instructions.
1335 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
1336 (cris_symbol): Remove prototypes for removed functions.
1337 (cris_pic_symbol_type_of, cris_valid_pic_const)
1338 (cris_expand_pic_call_address): Prototypes for new functions.
1339 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
1341 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
1343 <case ':'>: Add case for new punctuation character.
1344 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
1345 emitting (extra) PIC modifier.
1346 <case UNSPEC>: Do not assert for PLT.
1347 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
1348 (cris_expand_prologue, cris_expand_epilogue): Check
1349 for pic_offset_table_rtx usage instead of taking
1350 current_function_uses_pic_offset_table as the final word.
1351 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
1352 Remove flag_pic difference.
1353 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
1354 the moral equivalents of...
1355 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
1357 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
1358 (cris_handle_option): Mark ARG as unused.
1359 (cris_expand_pic_call_address): New worker function for "call",
1361 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
1362 output PIC constructs here.
1363 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
1364 as symbol-specific modifers, not whole or part of operands.
1365 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
1366 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
1367 constants and flag_pic.
1368 (CONSTANT_INDEX_P): Adjust for new functions.
1369 (enum cris_pic_symbol_type): New helper type.
1370 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
1371 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
1372 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
1374 ("movsi"): Emit actual instructions for GOT and relative access.
1375 ("*movsi_got_load"): New pattern to set up the register holding
1377 ("*movsi_internal"): Operand 1 is not a plain general_operand.
1378 Adjust FIXME for 'S'.
1379 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
1380 Use "movs" for -fpic cases.
1381 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
1382 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
1383 ("call", "call_value"): Just call cris_expand_pic_call_address for
1385 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
1386 Remove special pattern.
1387 ("*expanded_call_side", "*expanded_call_value_side"): New
1389 (gotplt-to-plt, gotplt-to-plt-side-call)
1390 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
1392 * config/cris/cris/predicates.md
1393 ("cris_general_operand_or_gotless_symbol"): Remove unused
1395 ("cris_general_operand_or_symbol"): Adjust for new functions.
1397 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
1399 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
1401 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
1403 * Makefile.in (TREE_H): Add treestruct.def.
1404 (c-decl.o): Add pointer-set.h
1405 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
1406 visibility on regular DECL's.
1407 (merge_decls): Fix the copying of decl nodes of various types for
1408 the new structures. Don't update RTL, section name, weak status,
1409 etc, on DECL's without RTL.
1410 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
1411 Don't check volatile on non-variable types.
1412 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
1413 to check whether we have seen arguments.
1414 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
1415 flag is checked before field (flag is common, field is not).
1416 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
1417 TS_DECL_COMMON could have an origin.
1418 (add_location_or_const_value_attribute): Don't check section name
1419 on non-var/function decls.
1420 (dwarf2out_var_location): Reverse order of tests.
1421 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
1422 with DECL_WRTL_CHECK.
1423 * expmed.c (make_tree): rtl is now in decl_with_rtl.
1424 * fold-const.c (fold_binary): Don't check weakness on
1425 non-var/function decls.
1426 (tree_expr_nonzero_p): Ditto.
1427 (fold_checksum_tree): Use tree_decl_extra as sizeof
1429 * ggc-page.c (extra_order_size_table): Add sizes for
1430 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
1432 * gimplify.c (gimplify_bind_expr): Only set
1433 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
1434 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
1436 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
1437 * langhooks.h (init_ts). New langhook.
1438 * passes.c (rest_of_decl_compilation): Reverse order of tests.
1439 * print-tree.c (print_node): Update to only print fields that
1440 exist in the structures the passed decl has.
1441 * toplev.c (wrapup_global_declarations): Don't reset
1442 DECL_DEFER_OUTPUT on DECL's that don't contain it.
1443 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
1444 * tree-inline.c (remap_decl): Ditto.
1445 * tree-outof-ssa.c (create_temp): Reverse order of tests.
1446 * tree-pretty-print.c (print_declaration): Don't print
1447 DECL_REGISTER on things that don't contain it.
1448 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
1449 non-var/function decls.
1450 * tree.c (tree_contains_struct): New structure.
1451 (init_priority_for_decl): New hashtable.
1452 (tree_int_map): New structure.
1453 (tree_int_map_eq): New function.
1454 (tree_int_map_marked_p): Ditto.
1455 (tree_int_map_hash): Ditto.
1456 (tree_map): Move to tree.h.
1457 (tree_map_eq): Externalize.
1458 (tree_map_hash): Ditto.
1459 (tree_map_marked_p): Ditto.
1460 (init_ttree): Set up tree_contains_struct and call langhook.
1461 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
1462 (tree_code_size): Update for new structures.
1463 (tree_node_structure): Update for new structures.
1464 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
1466 (copy_node_stat): Copy init priority.
1467 (build_decl_stat): Ditto for visibility.
1468 (ts_enum_names): New.
1469 (tree_contains_struct_check_failed): New function.
1470 (decl_init_priority_lookup): Ditto.
1471 (decl_init_priority_insert): Ditto.
1472 * treestruct.def: New file.
1473 * tree.h (CODE_CONTAINS_STRUCT): New macro.
1474 (CONTAINS_STRUCT_CHECK): Ditto.
1475 (tree_contains_struct_check_failed): New prototype.
1476 (DECL_CHECK): Removed.
1477 (DECL_MINIMAL_CHECK): New.
1478 (DECL_COMMON_CHECK): Ditto.
1479 (DECL_WRTL_CHECK): Ditto.
1480 (DECL_NON_COMMON_CHECK): Ditto.
1481 (DECL_WITH_VIS_CHECK): Ditto.
1482 (VAR_OR_FUNCTION_DECL_P): Ditto
1483 (struct tree_decl_minimal): New structure.
1484 (struct tree_decl_common): Ditto.
1485 (struct tree_decl_with_rtl): Ditto.
1486 (struct tree_decl_with_vis): Ditto.
1487 (struct tree_decl_non_common): Ditto.
1488 (struct tree_field_decl): Ditto.
1489 (struct tree_parm_decl): Ditto.
1490 (struct tree_var_decl): Ditto.
1491 (struct tree_function_decl): Ditto.
1492 (struct tree_const_decl): Ditto.
1493 (struct tree_result_decl): Ditto.
1494 (union tree_node): Add new structures.
1495 * var-tracking.c (track_expr_p): Reverse order of tests.
1497 * doc/c-tree.texi: Add documentation on DECL node internal structure.
1499 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
1501 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
1502 * system.h: Poison FINALIZE_PIC.
1503 * doc/tm.texi (FINALIZE_PIC): Remove.
1505 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
1508 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
1509 to the correct type if we have a MODIFY_EXPR.
1511 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
1513 PR tree-optimization/22360
1514 * tree.c (upper_bound_in_type): Fix calculations for casting
1515 to a non-wider signed type and casting a signed value to a
1516 wider unsigned type.
1517 (lower_bound_in_type): Fix calculations for casting to a
1518 non-wider signed type.
1520 PR tree-optimization/20139
1521 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
1523 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
1524 fold_cond_expr_cond.
1525 * tree-ssanames.c (release_defs): Assert in_ssa_p.
1526 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
1528 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
1531 * tree-complex.c (expand_complex_libcall): Produce
1532 REALPART_EXPR/IMAGPART_EXPR with the correct type.
1534 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
1536 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
1537 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
1538 b" assert and inserted fastpath code for this case.
1539 (bitmap_ior): Removed "a != b" assert.
1541 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1543 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
1544 (ENDFILE_SPEC): Likewise.
1545 * config/m32r/m32r.h (ASM_SPEC): Likewise.
1547 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
1548 a large stack frame at epilogue.
1550 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
1552 * final.c: Include sdbout.h when required.
1554 2005-07-07 Geoffrey Keating <geoffk@apple.com>
1556 * config.gcc (*-*-darwin*): Only one target-specific header file
1558 (powerpc-*-darwin*): Add version-specific header files.
1559 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
1560 * config.in: Regenerate.
1561 * configure: Regenerate.
1562 * gcc.c: Include xregex.h.
1563 (version_compare_spec_function): New.
1564 (spec_function): Add version-compare.
1565 (replace_outfile_spec_function): Reformat comment.
1566 (compare_version_strings): New.
1567 * config/darwin-c.c (version_as_macro): New.
1568 (builtin_define): New.
1569 (darwin_cpp_builtins): New.
1570 * config/darwin-protos.h (darwin_cpp_builtins): New.
1571 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
1572 (LIB_SPEC): Make unconditional, update comment.
1573 (TARGET_C99_FUNCTIONS): Define.
1574 * config/darwin.opt: Sort.
1575 (mmacosx-version-min=): New.
1576 * config/darwin7.h: Delete.
1577 * config/darwin8.h: Delete.
1578 * config/i386/darwin.h (): Call darwin_cpp_builtins.
1579 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
1580 (TARGET_C99_FUNCTIONS): Define.
1581 * config/rs6000/darwin7.h: New.
1582 * config/rs6000/darwin8.h: New.
1583 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
1584 (-mmacosx-version-min): Document.
1586 2005-07-07 Ian Lance Taylor <ian@airs.com>
1588 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
1590 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
1593 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
1595 2005-07-07 Khem Raj <kraj@mvista.com>
1597 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
1598 in bytes, not words.
1600 2005-07-07 Paul Brook <paul@codesourcery.com>
1602 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
1603 DEFAULT_FUNCTION_ARG_PADDING to upward.
1605 2005-07-07 Richard Henderson <rth@redhat.com>
1607 * function.c (locate_and_pad_parm): Record parameter alignment in
1608 stack_alignment_needed.
1610 2005-07-07 David Edelsohn <edelsohn@gnu.org>
1612 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
1613 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
1614 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
1615 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
1616 (define_attr "type"): Add isync, sync, load_l, store_c.
1617 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
1618 Create scratch volatile MEM.
1619 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
1621 (load_locked_<mode>): New.
1622 (store_conditional_<mode>): New.
1623 (sync_compare_and_swap<mode>): Replace with splitter.
1624 (sync_lock_test_and_set<mode>): Replace with splitter.
1625 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
1627 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
1628 is ics. Attribute isync.
1629 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
1631 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
1632 and UNSPECV_SYNC_OP.
1633 (emit_unlikely_jump): New.
1634 (emit_load_locked): New.
1635 (emit_store_conditional): New.
1636 (rs6000_split_compare_and_swap): New.
1637 (rs6000_split_lock_test_and_set): New.
1638 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
1639 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
1640 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
1641 rs6000_split_lock_test_and_set): Declare.
1642 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
1643 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
1644 store_c, isync, sync.
1646 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
1648 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
1649 filenames to gtyp-gen.h.
1650 (s-typ-gen): Use it in place of for loops.
1652 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
1654 * hooks.c (hook_bool_rtx_int_false): New function.
1655 * hooks.h (hook_bool_rtx_int_false): Declare.
1656 * target-def.h (TARGET_COMMUTATIVE_P): Define.
1657 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
1658 * target.h (struct gcc_target): Add commutative_p member.
1659 * targhooks.c (hook_bool_rtx_commutative_p): New function.
1660 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
1661 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
1662 (pa_commutative_p): New function.
1663 * jump.c (target.h): Include.
1664 (rtx_renumbered_equal_p): Use targetm.commutative_p.
1665 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
1667 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
1669 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
1670 (s390_expand_setmem): New.
1671 * config/s390/s390.c: Likewise.
1672 (print_shift_count_operand): Truncate to 12 bits instead of 6.
1674 * config/s390/s390.md: ("setmem<mode>"): Accept character as
1675 general_operand. Call new function "s390_expand_setmem".
1676 ("clrmem_long", "*clrmem_long"): Rewrite to ...
1677 ("setmem_long", "*setmem_long"): ... this.
1679 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
1681 * config/s390/s390.c: (optimization_options): Enable
1682 TARGET_MVCLE at -Os.
1683 * doc/invoke.texi: Document changes in default behaviour.
1684 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
1686 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
1688 * expr.c: (set_storage_via_setmem): Convert opchar to mode
1689 defined by back-end.
1691 2005-07-07 Jakub Jelinek <jakub@redhat.com>
1693 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
1694 all sets in the pattern.
1695 * config/rs6000/rs6000.md (stack_protect_testsi,
1696 stack_protect_testdi): Likewise.
1698 2005-07-06 Jeff Law <law@redhat.com>
1700 * tree-vrp.c (simplify_using_ranges): Kill.
1701 (vrp_finalize): Remove call to simplify_using_ranges.
1702 (simplify_stmt_using_ranges): New function extracted from
1703 simplify_using_ranges.
1704 (simplify_div_or_mod_using_ranges): Likewise.
1705 (simplify_abs_using_ranges): Likewise.
1706 (simplify_cond_using_ranges): New function.
1707 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
1708 * tree-ssa-propagate.c (substitute_and_fold): Call
1709 simplify_stmt_using_ranges if we have range information.
1711 2005-07-06 James E. Wilson <wilson@specifixinc.com>
1713 * config/ia64/ia64.c (ia64_reorg): Check optimize before
1714 ia64_flag_schedule_isns2.
1716 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
1717 reading/writing general registers.
1718 (ia64_function_arg): Revert 2005-06-18 change.
1720 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1722 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
1723 (legitimize_tls_address): Use gcc_unreachable instead of abort.
1725 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
1727 * function.c (expand_function_end): Revert part of 2005-06-27
1728 patch. Do sjlj_emit_function_exit_after after return_label.
1730 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
1732 * doc/install.texi (--disable-libssp): New.
1734 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
1736 * doc/invoke.texi: Update -fforce-mem documentation.
1737 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
1738 code for -fforce-mem.
1739 * expmed.c: (store_bit_field,store_fixed_bit_field,
1740 extract_bit_field): Ditto.
1741 * expr.c: (convert_move): Ditto.
1742 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
1743 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
1744 emit_conditional_add,expand_float,expand_fix): Ditto.
1745 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
1746 (common_handle_option): Issue warning when -fforce-mem specified.
1748 2005-07-06 Paul Brook <paul@codesourcery.com>
1750 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
1752 * configure: Regenerate.
1754 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
1756 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
1758 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
1760 Fix PR tree-optimization/22319
1761 Fix PR tree-optimization/22140
1762 Fix PR tree-optimization/22310
1764 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
1765 variable sized types.
1766 Use correct type for intermediate structure on *a = *b structure
1769 2005-07-06 Jakub Jelinek <jakub@redhat.com>
1771 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
1773 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
1774 (machine_function): Move typedef to...
1775 * config/rs6000/rs6000.c (machine_function): ... here. Add
1776 varargs_save_offset field.
1777 (rs6000_stack_t): Remove varargs_size field.
1778 (setup_incoming_varargs): Allocate varargs save area using
1779 assign_stack_local, try to make it as small as possible.
1780 Save offset from virtual_stack_vars_rtx to the save area
1781 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
1782 instead of magic 8 when fp word byte size is used.
1783 (rs6000_va_start): Use cfun->machine->varargs_save_offset
1784 instead of -RS6000_VARARGS_SIZE.
1785 (rs6000_stack_info, debug_stack_info,
1786 rs6000_initial_elimination_offset): Remove all traces of
1788 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
1789 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
1790 RS6000_VARARGS_AREA.
1792 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
1794 PR tree-optimization/21963
1795 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
1796 constant_multiple_of in the same way get_computation_cost_at does.
1798 2005-07-06 Jakub Jelinek <jakub@redhat.com>
1800 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
1801 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
1802 (gen_compare_reg): If sparc_compare_emitted is set, clear it
1803 and return its previous value.
1804 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
1805 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
1807 (stack_protect_set, stack_protect_test): New expanders.
1808 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
1809 stack_protect_testdi): New insns.
1810 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
1811 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
1813 2005-07-06 Jeff Law <law@redhat.com>
1815 * tree-ssa-dce.c (cfg_altered): New global.
1816 (tree_dce_init): Initialize cfg_altered.
1817 (remove_dead_stmt): If we remove an edge in the CFG, then set
1819 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
1822 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
1824 * Makefile.in (stamp-collect-ld): Use
1825 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
1826 ./collect-ld if it already exists.
1827 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
1828 Don't remove ./nm if it already exists.
1830 2005-07-05 Devang Patel <dpatel@apple.com>
1832 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
1833 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
1834 * tree-vectorizer.c (vect_loop_location): New.
1835 (vect_print_dump_info): Use vect_loop_location.
1836 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
1837 (vectorize_loops): Set vect_loop_location.
1838 * tree-vect-analyze.c (vect_analyze_offset_expr,
1839 vect_determin_vectorization_factor, vect_analyze_operations,
1840 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
1841 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
1842 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
1843 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
1844 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
1845 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
1846 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
1847 vect_analyze_loop): Adjust vect_print_dump_info API.
1848 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
1849 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
1850 vect_finish_stmt_generation, vectorizable_assignment,
1851 vectorizable_operation, vectorizable_store, vectorizable_load,
1852 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
1853 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
1854 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
1855 vect_transform_loop): Same.
1856 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
1857 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
1860 2005-07-05 Randolph Chung <tausq@debian.org>
1862 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
1863 * configure: Regenerate.
1864 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
1865 (pa_tls_referenced_p): Declare.
1866 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
1867 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
1868 (legitimize_tls_address): New.
1869 (hppa_legitimize_address): Handle TLS addresses.
1870 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
1871 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1872 (emit_move_sequence): Handle TLS addresses.
1873 (pa_encode_section_info): Call default handler to handle common
1875 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
1876 (CONSTANT_ADDRESS_P): Reject TLS operands.
1877 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
1878 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
1879 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
1880 (UNSPEC_TLSLE): Define new constants.
1881 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
1882 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
1883 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
1884 (tie_symbolic_operand, tle_symbolic_operand): New
1886 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
1888 * aclocal.m4: Update macros for autoconf 2.59 style.
1889 * configure.ac: Likewise.
1891 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1893 * pa.c (function_value): Handle small aggregates on 32-bit targets.
1894 (function_arg): Pass small aggregates in general registers on 32-bit
1896 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
1898 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
1900 * Makefile.in (final.o): Fix dependencies.
1902 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
1906 * langhooks.h (struct lang_hooks): Add expr_to_decl.
1907 * langhooks.c (lhd_expr_to_decl): New.
1908 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
1910 (LANG_HOOKS_INITIALIZER): Update.
1911 * tree.c (recompute_tree_invarant_for_addr_expr): Call
1912 expr_to_decl langhook.
1913 * c-tree.h (c_expr_to_decl): Declare.
1914 * c-typeck.c (c_expr_to_decl): New.
1915 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
1917 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
1919 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
1922 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
1923 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
1925 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
1927 * Makefile.in: Adjust dependencies.
1928 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
1929 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
1930 * alias.c (rest_of_handle_cfg, pass_cfg): New.
1931 * bb-reorder.c (duplicate_computed_gotos): Make it static.
1932 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
1933 rest_of_compilation.
1935 * bb-reorder.c (gate_duplicate_computed_gotos,
1936 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
1937 rest_of_handle_reorder_blocks, pass_reorder_blocks,
1938 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
1939 pass_partition_blocks): New.
1940 * bt-load.c (gate_handle_branch_target_load_optimize,
1941 rest_of_handle_branch_target_load_optimize,
1942 pass_branch_target_load_optimize): New.
1943 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
1945 * cfglayout.c (pass_insn_locators_initialize): New.
1946 * cfgrtl.c (pass_free_cfg): New.
1947 * combine.c (gate_handle_combine, rest_of_handle_combine,
1949 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
1950 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
1951 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
1952 * except.c (pass_set_nothrow_function_flags,
1953 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
1955 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
1956 rest_of_handle_shorten_branches, pass_shorten_branches,
1957 rest_of_clean_state, pass_clean_state): New.
1958 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
1959 rest_of_handle_remove_death_notes, pass_remove_death_notes,
1960 rest_of_handle_life, pass_life, rest_of_handle_flow2,
1962 * function.c (pass_instantiate_virtual_regs, pass_init_function,
1963 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
1964 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
1965 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
1967 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
1968 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
1969 pass_rtl_ifcvt, gate_handle_if_after_combine,
1970 rest_of_handle_if_after_combine, pass_if_after_combine,
1971 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
1972 pass_if_after_reload): New.
1973 * integrate.c (pass_initial_value_sets): New.
1974 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
1975 pass_purge_lineno_notes): New.
1976 * mode-switching.c (rest_of_handle_mode_switching,
1977 pass_mode_switching): New.
1978 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
1979 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
1981 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
1982 pass_loop_optimize): New.
1983 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
1985 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
1987 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
1988 pass_postreload_cse): New.
1989 * profile.c (gate_handle_profiling, pass_profiling,
1990 rest_of_handle_branch_prob, pass_branch_prob): New.
1991 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
1992 pass_split_before_regstack, gate_handle_split_before_regstack,
1993 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
1994 rest_of_handle_split_all_insns, pass_split_all_insns): New.
1995 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
1996 pass_stack_regs): New.
1997 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
1998 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
1999 pass_stack_adjustments): New.
2000 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
2001 pass_regrename): New.
2002 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
2003 pass_delay_slots, gate_handle_machine_reorg,
2004 rest_of_handle_machine_reorg, pass_machine_reorg): New.
2005 * rtl.h (extern void purge_line_number_notes): New.
2006 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
2007 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
2009 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
2011 * value-prof.c (gate_handle_value_profile_transformations,
2012 rest_of_handle_value_profile_transformations,
2013 pass_value_profile_transformations): New.
2014 * var-tracking.c (gate_handle_var_tracking,
2015 pass_variable_tracking): New.
2016 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
2018 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
2019 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
2020 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
2021 rest_of_handle_old_regalloc, rest_of_handle_regrename,
2022 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
2023 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
2024 rest_of_handle_gcse2, rest_of_handle_regmove,
2025 rest_of_handle_tracer, rest_of_handle_if_conversion,
2026 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
2027 rest_of_handle_web, rest_of_handle_branch_prob,
2028 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
2029 rest_of_handle_jump_bypass, rest_of_handle_combine,
2030 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
2031 rest_of_handle_gcse, rest_of_handle_loop_optimize,
2032 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
2033 rest_of_handle_mode_switching, rest_of_handle_jump,
2034 rest_of_handle_eh, rest_of_handle_stack_adjustments,
2035 rest_of_handle_flow2, rest_of_handle_jump2,
2036 rest_of_handle_peephole2, rest_of_handle_postreload,
2037 rest_of_handle_shorten_branches, rest_of_clean_state,
2038 rest_of_compilation): Remove.
2040 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
2041 * passes.c (dump_flags, in_gimple_form, all_passes,
2042 all_ipa_passes, all_lowering_passes, register_one_dump_file,
2043 register_dump_files, next_pass_1, last_verified, execute_todo,
2044 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
2045 from tree-optimize.c.
2046 (init_optimization_passes): Moved from tree-optimize.c,
2047 adding the RTL optimizations.
2048 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
2049 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
2050 all_ipa_passes, all_lowering_passes, register_one_dump_file,
2051 register_dump_files, next_pass_1, last_verified, execute_todo,
2052 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
2053 init_tree_optimization_passes, ipa_passes): Delete.
2054 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
2056 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
2057 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
2059 (ipa_passes): Remove.
2060 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
2061 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
2062 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
2063 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
2064 (dump_info_p, dump_flag): Moved to tree-dump.h.
2066 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
2068 * passes.c (finish_optimization_passes): Use dump_begin
2069 and dump_end, TDI_end.
2070 (gate_rest_of_compilation): New.
2071 (pass_rest_of_compilation): Use it.
2072 (gate_postreload, pass_postreload): New.
2073 * toplev.c (general_init): Rename init_tree_optimization_passes.
2074 * toplev.h (init_tree_optimization_passes): Rename to
2075 init_optimizations_passes.
2076 * tree-dump.c (dump_flag): Make static.
2077 (dump_files): Remove RTL dumps.
2078 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
2079 pass_cleanup_cfg, pass_free_cfg_annotations,
2080 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
2081 pass_init_datastructures, pass_fixup_cfg): Make non-static.
2082 * tree-pretty-print.c: Include tree-pass.h.
2083 * cgraph.c: Include tree-dump.h.
2085 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
2087 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
2088 Only fall back to saying it points to readonly memory if
2091 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2093 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
2094 * config/m32r/m32r.c (m32r_compute_frame_size,
2095 m32r_expand_prologue): Take current_function_profile into
2096 account whenever we reference
2097 current_function_uses_pic_offset_table.
2098 (m32r_finalize_pic): Remove.
2099 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
2101 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
2103 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
2104 instead of $<. Don't remove ./as if it already exists.
2106 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2109 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
2110 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
2111 for complex modes when generating code for PA 1.0.
2112 (VALID_FP_MODE_P): New macro.
2113 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
2114 sets for all general and floating point modes. Align wide floating
2115 point modes to even register boundaries to comply with architectural
2117 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
2118 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
2119 (VALID_FP_MODE_P): New macro.
2120 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
2121 sets for all general and floating point modes. Align wide floating
2122 point modes to even register boundaries to comply with architectural
2125 2005-07-04 Diego Novillo <dnovillo@redhat.com>
2127 * tree-dump.c (dump_files): Initialize dump number for .cgraph
2130 2005-07-04 Diego Novillo <dnovillo@redhat.com>
2132 * tree-ssa-structalias.c: Don't include expr.h.
2134 2005-07-04 Diego Novillo <dnovillo@redhat.com>
2136 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
2139 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
2141 Fix PR tree-optimization/22279
2143 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
2146 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
2148 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
2150 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
2152 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
2153 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
2154 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
2155 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
2156 config/stormy16/stormy16.c, config/v850/v850.c,
2157 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
2158 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
2159 Avoid "." or "\n" at end of diagnostics and capital letters at
2160 start of diagnostics.
2161 * combine.c, cse.c: Don't translate dump file output.
2162 * toplev.c (print_version): Only translate output if going to
2165 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
2167 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
2168 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
2171 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2173 * pa.c (fix_range): Fix typo in comment.
2175 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
2177 * tree-vrp.c (extract_range_from_assert): Replace
2178 fold (build (...)) with fold_build2.
2180 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2182 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
2183 gcc_gfc_char_table, init_dynamic_gfc_info): New.
2184 (format_types_orig, handle_format_attribute): Add support for
2187 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
2189 * varasm.c (assemble_variable): Fix format specifier thinko.
2191 2005-07-03 Ira Rosen <irar@il.ibm.com>
2193 PR tree-optimization/22029 (and 22135)
2194 * tree-pretty-print.c (dump_generic_node): Check that the node is not
2195 a phi node before calling dump_vops.
2197 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2199 * tree-dump.h (dump_string_field): Declare.
2200 * tree-dump.c: Use it instead of dump_string.
2201 (dump_string_field): Make non-static.
2203 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
2205 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
2206 up the minimal CFG stuff always when optimize > 0. Call
2207 split_all_insns_noflow in PIC case if needed.
2209 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2210 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
2213 * c-decl.c (c_write_global_declarations): Dump contents of
2215 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
2216 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
2217 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
2218 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
2221 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
2223 * c-common.h (GCC_DIAG_STYLE): Define.
2224 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
2225 version for format checking to 4.1.
2226 * c-format.c: Include toplev.h after c-common.h.
2227 (enum format_type): Add gcc_tdiag_format_type.
2228 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
2229 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
2230 (format_types_orig): Add gcc_tdiag.
2231 (init_dynamic_diag_info): Support gcc_tdiag formats.
2232 (handle_format_attribute): Likewise.
2233 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
2234 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
2235 version for format checking to 4.1.
2236 (warning0, warning, error, pedwarn, sorry): Use
2238 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
2239 (finish_aliases_1): Do not use %qE.
2240 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
2241 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
2242 Correct format bugs.
2243 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
2244 parameter to unsigned HOST_WIDE_INT.
2245 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
2247 2005-07-02 David Edelsohn <edelsohn@gnu.org>
2250 * expr.c (write_complex_part): Use adjust_address for MEM.
2251 (read_complex_part): Same.
2253 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
2255 Fix PR tree-optimization/22280
2257 * tree-sra.c (generate_element_init): Remove useless loop.
2259 2005-07-02 Richard Henderson <rth@redhat.com>
2261 * config/alpha/alpha.c (alpha_legitimize_address): Check for
2263 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
2265 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
2268 * fold-const.c (fold_binary): Handle the return value of
2269 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
2270 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
2272 2005-07-02 Jeff Law <law@redhat.com>
2274 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
2275 a eliminate type conversion which feeds an equality comparison
2276 if the original type or either operand in the comparison is a
2279 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
2281 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
2282 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
2284 * config/avr/avr.c: Do not use '`' as left quote.
2285 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
2286 Remove "." from end of diagnostics. Make diagnostics start with
2289 2005-07-02 Zack Weinberg <zack@codesourcery.com>
2290 Joseph S. Myers <joseph@codesourcery.com>
2292 * toplev.c (default_tree_printer): Handle setting location with
2294 * c-objc.common.c (c_tree_printer): Likewise.
2295 * c-format.c (gcc_diag_flag_specs): Add '+'.
2296 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
2297 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
2299 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
2300 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
2301 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
2302 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
2303 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
2304 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
2305 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
2306 format arguments where %J is used without %D.
2308 2005-07-02 Jakub Jelinek <jakub@redhat.com>
2310 * gcc.c (LINK_SSP_SPEC): Define.
2311 (link_ssp_spec): New variable.
2312 (LINK_COMMAND_SPEC): Add %(link_ssp).
2313 (static_specs): Add link_ssp_spec.
2314 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
2315 * configure: Rebuilt.
2316 * config.in: Rebuilt.
2318 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2319 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2320 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2321 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2322 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
2323 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
2324 -0x7008(2) instead of reading __stack_chk_guard variable.
2325 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
2327 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
2328 (stack_protect_set, stack_protect_test): Use *_tls* patterns
2329 if TARGET_THREAD_SSP_OFFSET is defined.
2330 (stack_tls_protect_set_si, stack_tls_protect_set_di,
2331 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
2334 2005-06-27 Richard Henderson <rth@redhat.com>
2335 * libgcc-std.ver (GCC_4.1.0): New.
2336 * libgcc.h (__stack_chk_guard): Declare.
2337 (__stack_chk_fail, __stack_chk_fail_local): Declare.
2338 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
2339 * mklibgcc.in (lib2funcs): Add them.
2341 2005-07-01 Richard Henderson <rth@redhat.com>
2343 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
2344 void * before struct sigcontext *.
2345 (x86_fallback_frame_state): Likewise.
2347 2005-07-01 James E. Wilson <wilson@specifixinc.com>
2349 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
2351 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
2354 * tree-ssa-reassoc.c (should_transpose): Fix which operand
2355 we check for SSA_NAME for.
2357 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
2359 Fix PR tree-optimization/22071
2361 * tree-ssa-structalias.c (offset_overlaps_with_access): New
2363 (get_constraint_for_component_ref): Use it.
2365 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
2368 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
2369 print out the last new line.
2371 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
2373 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
2374 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
2375 * config/cris/cris.c (cris_conditional_register_usage): Adjust
2376 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
2377 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
2378 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
2379 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
2380 (enum reg_class): New member CC0_REGS.
2381 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
2382 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
2383 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
2384 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
2385 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
2386 Adjust for register now described.
2388 2005-07-01 Jakub Jelinek <jakub@redhat.com>
2391 * config/i386/i386.md (stack_protect_test_si,
2392 stack_protect_test_di): Add earlyclobber for scratch 3.
2393 * config/rs6000/rs6000.md (stack_protect_testsi,
2394 stack_protect_testdi): Add earlyclobber for scratch 3,
2395 remove earlyclobber from scratch 4.
2397 Older entries for 2005 can be found in ChangeLog-2005.