1 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2 Laurent GUERBY <laurent@guerby.net>
4 PR tree-optimization/22336
5 * function.c (record_block_change): Check for
6 cfun->ib_boundaries_block.
8 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
10 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
11 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
13 2005-07-21 DJ Delorie <dj@redhat.com>
15 * toplev.c (warn_deprecated_use): Add warning control to warning
17 * c-typeck.c (parser_build_binary_op): Likewise.
18 (c_finish_if_stmt): Likewise.
19 * c-common.c (check_function_sentinel): Likewise.
20 (check_nonnull_arg): Likewise.
22 2005-07-21 Richard Henderson <rth@redhat.com>
25 * tree-complex.c (complex_ssa_name_components): New.
26 (cvc_lookup): Allow entry not found.
27 (create_components): Remove.
28 (create_one_component_var, get_component_var): New.
29 (get_component_ssa_name, set_component_ssa_name): New.
30 (extract_component): Use get_component_ssa_name.
31 (update_complex_components): Use set_component_ssa_name.
32 (update_complex_components_on_edge): Likewise.
33 (update_phi_components): Create new PHI nodes directly, instead
34 of adding insns to edges.
35 (tree_lower_complex): Allocate and free complex_variable_components
36 and complex_ssa_name_components here.
38 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
40 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
41 revert to returning false.
43 2005-07-21 Uros Bizjak <uros@kss-loka.si>
46 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
48 2005-07-21 Uros Bizjak <uros@kss-loka.si>
51 * config/i386/i386.md (cmpxf): Change operand constraints
52 to "nonmemory_operand".
54 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
56 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
58 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
61 * fold-const.c (fold_build1): Add checksum for the operands.
62 (fold_build2): Likewise.
63 (fold_build3): Likewise.
65 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
68 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
70 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
72 * common.opt (-fforward-propagate): Committed by mistake,
75 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
77 * reg-stack.c: Fix comment typo(s).
78 * tree-ssa-operands.c: Likewise.
79 * tree-vectorizer: Likewise.
81 2005-07-21 Nick Clifton <nickc@redhat.com>
83 * config/sh/symbian.c: Replace C++ style line comments with C
85 (symbian_add_attribute): Do not use a ? operator on the LHS of
87 (sh_symbian_handle_dll_attribute): Change the type of the
88 method vector to "VEC(tree,gc)*" and use vector accessor
89 macros to walk over the elements.
90 (symbian_export_vtable_and_rtti_p): Likewise.
91 (symbian_class_needs_attribute_p): Likewise.
93 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
96 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
97 initialize targetm.resolve_overloaded_builtin here.
98 (altivec_expand_overloaded_builtin): Make it non-static.
99 * config/rs6000/rs6000-protos.h
100 (altivec_expand_overloaded_builtin): New prototype.
101 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
102 targetm.resolve_overloaded_builtin here.
103 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
105 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
106 Zdenek Dvorak <dvorakz@suse.cz>
108 PR tree-optimization/19210
109 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
111 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
112 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
113 rely on unproven assumptions.
114 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
115 * tree-flow.h (number_of_iterations_exit): Add final parameter.
116 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
117 to number_of_iterations_exit.
118 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
119 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
120 * tree-ssa-loop-niter.c (find_loop_niter,
121 estimate_numbers_of_iterations_loop): Likewise.
122 (number_of_iterations_exit): Honor the new options.
123 * doc/invoke.texi (Wunsafe-loop-optimizations,
124 funsafe-loop-optimizations): Document them.
126 2005-07-21 Richard Sandiford <richard@codesourcery.com>
128 PR rtl-optimization/22167
129 * gcse.c (hoist_code): Fix hoist_exprs[] check.
131 2005-07-20 Adam Nemet <anemet@lnxw.com>
133 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
134 __do_global_dtors_aux longcall.
136 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
138 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
139 (old_special_pred_table): Don't reference
140 SPECIAL_MODE_PREDICATES.
141 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
142 * config/arc/arc.h: Don't mention PREDICATE_CODES.
143 * config/sh/predicates.h: Don't mention
144 SPECIAL_MODE_PREDICATES.
145 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
148 2005-07-20 DJ Delorie <dj@redhat.com>
150 * config.gcc: Add m32c-elf support.
152 * doc/contrib.texi: Mention m32c.
153 * doc/extend.texi: Document m32c extensions.
154 * doc/install.texi: Mention m32c.
155 * doc/invoke.texi: Document m32c options.
156 * doc/md.texi: Document m32c constraints.
158 * config/m32c/addsub.md: New file.
159 * config/m32c/bitops.md: New file.
160 * config/m32c/cond.md: New file.
161 * config/m32c/jump.md: New file.
162 * config/m32c/m32c-lib1.S: New file.
163 * config/m32c/m32c-lib2.c: New file.
164 * config/m32c/m32c-modes.def: New file.
165 * config/m32c/m32c-pragma.c: New file.
166 * config/m32c/m32c-protos.h: New file.
167 * config/m32c/m32c.abi: New file.
168 * config/m32c/m32c.c: New file.
169 * config/m32c/m32c.h: New file.
170 * config/m32c/m32c.md: New file.
171 * config/m32c/m32c.opt: New file.
172 * config/m32c/minmax.md: New file.
173 * config/m32c/mov.md: New file.
174 * config/m32c/muldiv.md: New file.
175 * config/m32c/predicates.md: New file.
176 * config/m32c/prologue.md: New file.
177 * config/m32c/shift.md: New file.
178 * config/m32c/t-m32c: New file.
180 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
182 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
183 (stack_protect_set, stack_protect_test): New expanders.
184 (stack_protect_set_si, stack_protect_set_si_media,
185 stack_protect_set_di_media, stack_protect_test_si,
186 stack_protect_test_si_media, stack_protect_test_di_media):
189 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
191 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
193 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
195 * tree.h (tree_expr_nonzero_p): Export.
196 * fold-const.c (tree_expr_nonzero_p): Likewise.
197 Return true for CALL_EXPRs that are alloca calls.
198 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
200 * tree-flow.h (expr_computes_nonzero): Remove.
201 * tree-vrp.c (expr_computes_nonzero): Remove.
202 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
203 (extract_range_from_unary_expr): Likewise.
204 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
207 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
209 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
210 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
211 extra arg "picreg" and use it instead of pic_offset_table_rtx.
213 (frame_related_constant_load): New arg "related" which controls
214 setting of RTX_FRAME_RELATED_P. All callers changed.
215 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
216 (bfin_expand_prologue): Add stack limit checking.
217 * config/bfin/bfin.md (trapifcc): New pattern.
219 * config/bfin/bfin.c: Include "langhooks.h".
220 (def_builtin): Go through lang_hooks to call builtin_function.
222 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
223 * config/bfin/predicates.md (symbol_ref_operand): New.
224 (call_insn_operand): Delete. All callers changed to use
225 register_no_elim_operand.
226 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
228 (function_arg): Use it to generate the call's operand 2.
229 (bfin_longcall_p): New function.
230 (bfin_expand_call): Extra arg "cookie". All callers and declaration
231 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
232 determine if the address needs to be in a REG.
233 (bfin_handle_longcall_attribute): New function.
234 (bfin_attribute_table): Add "longcall" and "shortcall".
235 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
236 (CUMULATIVE_ARGS): New member call_cookie.
237 (PREDICATE_CODES): Add symbol_ref_operand.
238 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
239 extra USE to the pattern.
240 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
241 New patterns, split off call_insn, sibcall_insn, call_value_insn and
242 sibcall_value_insn; now the new patterns handle direct calls and the
243 old ones indirect calls.
244 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
246 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
248 * doc/trouble.texi: Update section on handling of empty loops.
250 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
252 * config.gcc: Remove support for sparc-*-openbsd*,
253 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
255 * config.host: Remove support for i860-*-sysv4* as a host.
256 * config/i860/*, config/ip2k/*, config/ns32k/*,
257 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
258 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
259 mention obsolete ports.
261 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
263 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
265 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
266 of frame_pointer_rtx.
267 (sh_expand_epilogue): Likewise.
268 (sh_set_return_address): Likewise.
269 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
270 instead of FRAME_POINTER_REGNUM if needed. Add elimination
271 offsets from FRAME_POINTER_REGNUM.
272 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
273 (sh_register_names): Add initializer for sfp.
274 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
275 (VALID_REGISTER_P): Likewise.
276 (FIRST_PSEUDO_REGISTER): Update.
277 (DWARF_FRAME_REGISTERS): Define.
278 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
279 (HARD_FRAME_POINTER_REGNUM): Define.
280 (FRAME_POINTER_REGNUM): Redefine.
281 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
282 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
283 from FRAME_POINTER_REGNUM.
284 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
285 FRAME_POINTER_REGNUM.
286 (REG_CLASS_CONTENTS): Add sfp.
287 (REG_ALLOC_ORDER): Likewise.
288 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
289 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
290 of frame_pointer_rtx.
291 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
293 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
295 * fold-const.c (tree_expr_nonnegative_p): Only return true for
296 ABS_EXPR when flag_wrapv is false because of INT_MIN.
297 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
299 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
302 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
304 Make CONSTRUCTOR use VEC to store initializers.
305 * c-common.c (complete_array_type): Update to cope with VEC in
307 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
308 (pp_c_constructor_elts): New function.
309 * c-pretty-print.h (pp_c_constructor_elts): Declare.
310 * c-typeck.c (build_function_call, build_c_cast, digest_init,
311 struct constructor_stack, struct initializer_stack,
312 constructor_elements, push_init_level, pop_init_level,
313 add_pending_init, find_init_member, output_init_element): Update to
314 cope with VEC in CONSTRUCTOR_ELTS.
315 * coverage.c (build_fn_info_value, build_ctr_info_value,
316 build_gcov_info): Likewise.
317 * expr.c (categorize_ctor_elements_1, store_constructor,
318 expand_expr_real_1): Likewise.
319 * fold-const.c (fold_ternary): Likewise.
320 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
321 gimplify_init_constructor, gimplify_expr): Likewise.
322 * tree-dump.c (dequeue_and_dump): Likewise.
323 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
325 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
327 * tree-sra.c (generate_element_init_1): Likewise.
328 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
329 * tree-ssa-operands.c (get_expr_operands): Likewise.
330 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
331 * tree-vect-transform.c (vect_get_vec_def_for_operand):
332 (get_initial_def_for_reduction): Likewise.
333 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
334 value handle in annotations.
335 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
336 tree_node_structure): Add support for constr_kind.
337 (build_vector_from_ctor, build_constructor_single,
338 build_constructor_from_list): New functions.
339 (build_constructor): Update to take a VEC instead of a TREE_LIST.
340 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
341 Update to cope with VEC in CONSTRUCTOR_ELTS.
342 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
343 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
344 CONSTRUCTOR_APPEND_ELT): New macros.
345 (struct constructor_elt, struct tree_constructor): New data types.
346 (union tree_node): Add tree_constructor field.
347 * treestruct.def: Define TS_CONSTRUCTOR.
348 * varasm.c (const_hash_1, compare_constant, copy_constant,
349 compute_reloc_for_constant, output_addressed_constants,
350 initializer_constant_valid_p, output_constant,
351 array_size_for_constructor, output_constructor): Update to cope with
352 VEC in CONSTRUCTOR_ELTS.
353 * vec.h (VEC_empty, VEC_copy): New macros.
355 2005-07-19 Devang Patel <dpatel@apple.com>
357 * dbxout.c (dbxout_type): Check Objective-C++ lang.
359 2005-07-19 Richard Henderson <rth@redhat.com>
362 * gimplify.c (gimplify_expr): Use main variant type for the temp
363 destination for a discarded volatile read.
364 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
365 casts between non-void types that change volatility.
367 2005-07-15 DJ Delorie <dj@redhat.com>
369 * toplev.h: Add comment about the first parameter for warning().
370 * errors.h: Likewise.
372 * c.opt (Wpragmas): New.
373 * doc/invoke.texi: Document it.
375 * function.c (do_warn_unused_parameter): Add warning control to
377 * c-decl.c (warn_if_shadowing): Likewise.
378 * c-lex.c (cb_def_pragma): Likewise.
379 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
380 (pop_alignment): Likewise.
381 (handle_pragma_pack): Likewise.
382 (apply_pragma_weak): Likewise.
383 (handle_pragma_weak): Likewise.
384 (handle_pragma_redefine_extname): Likewise.
385 (add_to_renaming_pragma_list): Likewise.
386 (handle_pragma_extern_prefix): Likewise.
387 (maybe_apply_renaming_pragma): Likewise.
388 (handle_pragma_visibility): Likewise.
390 * config/c4x/c4x-c.c (BAD): Likewise.
391 (c4x_parse_pragma): Likewise.
392 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
393 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
394 (rs6000_pragma_longcall): Likewise.
395 * config/v850/v850-c.c (pop_data_area): Likewise.
396 (ghs_pragma_section): Likewise.
397 (ghs_pragma_section): Likewise.
398 (ghs_pragma_interrupt): Likewise.
399 (ghs_pragma_starttda): Likewise.
400 (ghs_pragma_startsda): Likewise.
401 (ghs_pragma_startzda): Likewise.
402 (ghs_pragma_endtda): Likewise.
403 (ghs_pragma_endsda): Likewise.
404 (ghs_pragma_endzda): Likewise.
406 2005-07-19 Danny Berlin <dberlin@dberlin.org>
407 Kenneth Zadeck <zadeck@naturalbridge.com>
409 * Makefile.in: Removed tree-promote-statics.c
410 * tree-promote-statics.c: Removed.
411 * common.opt: Removed flag-promote-statics.
413 * passes.c: Removed tree-promote-statics pass.
414 * tree-pass.h: Ditto.
415 * timevar.def: Removed TV_PROMOTE_STATICS.
418 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
420 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
422 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
424 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
427 * c-common.c (check_function_arguments): Call
428 'check_function_format' if either -Wformat or
429 -Wmissing-format-attribute are specified.
430 * c-format.c (check_function_format): Check -Wformat before
431 calling 'check_format_info'.
432 * c-opts.c (c_common_post_options): Don't warn for
433 -Wmissing-format-attribute without -Wformat.
434 * c-typeck.c (convert_for_assignment): Detect additional cases for
435 -Wmissing-format-attribute.
436 * doc/invoke.texi (-Wmissing-format-attribute): Document new
439 2005-07-19 Richard Guenther <rguenther@suse.de>
441 * config/i386/i386.md (lrint<mode>2): Use temporary
442 instead of clobbering non-existent memory.
444 2005-07-19 Nick Clifton <nickc@redhat.com>
446 * config/avr/avr.c (legitimate_address_p): Fix debugging print
447 statement to avoid displaying ASCII control characters.
449 2005-07-19 Ben Elliston <bje@au.ibm.com>
451 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
452 * cfganal.c (find_edge_index): Ditto.
453 * combine.c (combine_instructions): Ditto.
454 * ddg.c (create_scc): Ditto.
455 (find_successors): Ditto.
456 (find_predecessors): Ditto.
457 (find_nodes_on_paths): Ditto.
458 (longest_simple_path): Ditto.
459 * flow.c (update_life_info): Ditto.
460 (count_or_remove_death_notes): Ditto.
461 (clear_log_links): Ditto.
462 * modulo-sched.c (generate_reg_moves): Ditto.
463 (find_max_asap): Ditto.
464 (find_max_hv_min_mob): Ditto.
465 (find_max_dv_min_mob): Ditto.
466 * sbitmap.c (sbitmap_first_set_bit): Ditto.
467 * sched-rgn.c (extract_edgelst): Ditto.
468 * tree-into-ssa.c (prepare_names_to_update): Ditto.
469 (dump_update_ssa): Ditto.
470 (ssa_names_to_replace) Ditto.
471 (switch_virtuals_to_full_rewrite): Ditto.
473 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
475 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
477 Fix PR tree-optimization/22483
479 * tree-complex.c (create_components): Use
480 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
481 * tree-flow-inline.h (fill_referenced_var_vec): New function.
482 * tree-flow.h (safe_referenced_var_iterator): New structure.
483 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
484 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
485 safe_referenced_var iterator.
486 (add_type_alias): Ditto.
488 2005-07-19 Steven Bosscher <stevenb@suse.de>
490 * loop-init.c (rest_of_handle_loop2): Remove.
491 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
492 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
493 (pass_rtl_loop_init, pass_rtl_loop_done,
494 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
495 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
496 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
497 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
498 pass_tree_loop_done, and pass_tree_unswitch.
499 (gate_loop): Rename to gate_tree_loop.
500 * passes.c (init_optimization_passes): Update for renamed tree
501 loop passes. Add the new loop2 passes as subpasses of loop2.
502 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
503 Update for the renamed tree loop passes.
505 2005-07-18 Ian Lance Taylor <ian@airs.com>
508 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
509 blocks when optimizing.
511 2005-07-18 Steve Ellcey <sje@cup.hp.com>
513 * common.opt (frename-registers): Initialize to 2.
515 (fgcse-after-reload): Ditto.
516 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
517 (process_options): Only change flag_web, flag_rename_registers,
518 and flag_rerun_cse_after_loop if not explicitly set by user.
520 2005-07-18 Jan Beulich <jbeulich@novell.com>
522 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
523 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
524 in 64-bit mode the same as DImode in 32-bit mode.
525 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
526 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
527 mode. Add new mode parameter.
528 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
529 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
530 x86_64_shift_adj): New expanders.
531 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
532 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
534 Respective new splitters. Use renamed shift splitter helpers in 32-bit
535 DImode shift splitters.
536 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
537 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
540 2005-07-18 Jan Beulich <jbeulich@novell.com>
542 * i386.md (movdi_extzv_1): New.
543 (zero_extendhidi2): Combine alternatives and never force use of
545 (zero_extendqidi2): Likewise. Don't restrict input selection.
547 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
549 Fix PR tree-optimization/22531
550 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
553 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
555 * tree-promote-statics.c (pass_promote_statics): Change dump file
558 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
560 * tree-optimize.c (init_tree_optimization_passes): Add
561 pass_eliminate_useless_stores pass.
562 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
563 * tree-ssa-pre.c (is_copy_stmt): New function.
564 (follow_copies_till_vuse): Ditto.
565 (do_eustores): Ditto.
566 (gate_eustores): Ditto.
568 2005-07-16 Richard Henderson <rth@redhat.com>
570 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
572 2005-07-16 Danny Berlin <dberlin@dberlin.org>
573 Kenneth Zadeck <zadeck@naturalbridge.com>
575 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
576 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
577 ipa-type-escape.h, tree-promote-statics.c
578 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
579 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
580 tree-promote-statics.c: new files.
581 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
582 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
583 int nonlocal_set_p, mark_constant_function): Deleted.
584 (rest_of_handle_cfg): Removed call to mark_constant_function.
585 (nonoverlapping_component_refs_p): Added calls to support
587 * tree-ssa-alias.c (may_alias_p,
588 compute_flow_insensitive_aliasing): Ditto.
589 * calls.c (flags_from_decl_or_type): Removed reference to
591 * c-typeck.c (convert_arguments): Make builtins tolerant of having
592 too many arguments. This is necessary for Spec 2000.
593 * cgraph.h (const_function, pure_function): Removed.
594 * common.opt: Added "fipa-pure-const", "fipa-reference",
595 "fipa-type-escape", and "ftree-promote-static".
597 * passes.c: Added ipa and tree-promote-statics passes.
598 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
599 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
600 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
601 * tree-flow.h: Added exposed sra calls and addition of
602 reference_vars_info field for FUNCTION_DECLS.
603 * tree-pass.h: Added passes.
604 * tree-sra.c: (sra_init_cache): New function.
605 (sra_insert_before, sra_insert_after) Made public.
606 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
608 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
609 aliasing. (may_alias_p): Added code to use type escape analysis to
611 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
612 code to prune clobbers of static variables based on information
613 produced in ipa-reference pass. Changed call clobbering so that
614 statics are not marked as clobbered if the call does not clobber
617 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
619 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
622 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
624 * doc/install.texi (*-*-solaris2*): Document recommended version
625 of GNU binutils and mention GNU linker problem on Solaris 10.
627 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
630 * c-decl.c (c_build_bitfield_integer_type): New function.
631 (finish_struct): Call it.
632 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
634 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
636 * c-typeck.c (digest_init): Call 'convert_for_assignment'
639 2005-07-16 Jan Hubicka <jh@suse.cz>
641 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
642 (scale_bbs_frequencies_int): Watch roundoff errors.
643 * predict.c (return_prediction): Initialize return_stmt.
645 2005-07-16 Jan Hubicka <jh@suse.cz>
647 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
650 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
653 * fold-const.c (build_range_check): Convert high/low to etype
654 if we are only comparing against exp.
656 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
658 Fix PR tree-optimization/22376
659 * tree-ssa-structalias.c (build_constraint_graph): We really meant
661 (need_to_solve): New function.
662 (compute_points_to_sets): Use it.
664 2005-07-15 Jan Hubicka <jh@suse.cz>
666 * cfg.c (update_bb_profile_for_threading): More diagnostic.
667 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
669 2005-07-15 Richard Guenther <rguenther@suse.de>
671 * c-common.c (handle_flatten_attribute): New function.
672 Add flatten function attribute.
673 * doc/extend.texi: Document flatten function attribute.
674 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
675 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
677 (cgraph_decide_inlining): Handle functions with flatten
680 2005-07-14 David Edelsohn <edelsohn@gnu.org>
682 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
683 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
684 UNSPEC_XCHG, UNSPEC_AND): New.
685 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
686 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
687 * config/rs6000/sync.md (FETCHOP): New code macro.
688 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
690 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
691 (sync_compare_and_swap<mode>): Same.
692 (sync_lock_test_and_set<mode>): Same.
693 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
694 for QImode and HImode, and not PPC405.
695 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
696 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
697 (sync_<fetchop>{si,di}_internal): New.
698 (sync_nand{si,di}_internal): New.
699 (sync_old_<fetchop>{si,di}_internal): New.
700 (sync_old_nand{si,di}_internal): New
701 (sync_new_<fetchop>{si,di}_internal): New.
702 (sync_new_nand{si,di}_internal): New.
703 (atomic_and{si,di}): New.
704 (sync_new_nand{si,di}_internal): New.
705 (atomic_and{si,di}): New.
706 (sync_add<mode>_internal): Delete.
707 (sync_addshort_internal): Use unspec instead of unspec_volatile.
708 (sync_sub<mode>_internal): Delte.
709 (sync_subshort_internal): New.
710 (sync_andsi_internal): Use unspec instead of unspec_volatile.
711 (sync_anddi_internal): Delete.
712 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
713 (sync_booldi_internal): Delete.
714 (sync_boolc<mode>_internal): Delete.
715 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
716 (sync_boolc<mode>_internal2): Delete.
717 (sync_boolcc<mode>_internal): Delete.
718 (isync, lwsync): Use unspec instead of unspec_volatile.
719 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
720 Revert UNSPEC_VOLATILE.
721 (rs6000_split_atomic_op): New.
722 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
724 2005-07-14 Eric Christopher <echristo@redhat.com>
726 * config/mips/mips.c (mips_canonicalize_comparison): Cast
727 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
729 2005-07-14 Eric Christopher <echristo@redhat.com>
731 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
733 2005-07-14 Steven Bosscher <stevenb@suse.de>
735 PR tree-optimization/22230
736 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
737 the computation of the four cross productions for "range op range".
739 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
740 Ulrich Weigand <uweigand@de.ibm.com>
743 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
746 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
748 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
750 2005-07-14 Steve Ellcey <sje@cup.hp.com>
752 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
754 2005-07-14 Richard Guenther <rguenther@suse.de>
757 * config/i386/i386-protos.h (ix86_function_value): Change
758 prototype to match new target hook.
759 * config/i386/i386.c (ix86_value_regno): Change prototype
760 to take extra type argument.
761 (TARGET_FUNCTION_VALUE): Define.
762 (ix86_function_ok_for_sibcall): Pass extra argument to
763 ix86_value_regno, check return slot rtx for exact match.
764 (ix86_function_value): Take extra parameter. Dispatch to
765 ix86_value_regno with fndecl/fntype as provided.
766 (ix86_value_regno): Handle extra type argument.
767 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
769 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
770 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
771 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
772 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
773 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
775 2005-07-14 Richard Guenther <rguenther@suse.de>
777 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
778 * calls.c (expand_call): Pass fntype to hard_function_value.
779 (emit_library_call_value_1): Likewise.
780 * explow.c: Include target.h.
781 (hard_function_value): Take extra argument, the fntype.
782 Use new target hook for function_value.
783 * expr.h (hard_function_value): Change prototype.
784 * function.c (aggregate_value_p): Pass 0 as fntype to
786 (assign_parms): Use new target hook for function_value.
787 Pass 0 as fntype to hard_function_value.
788 (expand_function_end): Likewise.
789 * reg-stack.c: Include target.h.
790 (stack_result): Use new target hook for function_value.
791 * target-def.h: New target hook function_value.
792 * target.h: Likewise.
793 * targhooks.c (default_function_value): New function.
794 * targhooks.h (default_function_value): Declare.
796 2005-07-13 Ian Lance Taylor <ian@airs.com>
798 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
800 2005-07-14 Jan Hubicka <jh@suse.cz>
802 * tree-dfa.c (dump_variable): Use default_def function.
803 * tree-ssa-alias.c (dump_points_to_info): Likewise.
804 * tree-ssa.c (verify_use): Likewise.
805 * tree-ssanames.c (release_ssa_name): Likewise.
806 * tree-tailcall.c (eliminate_tail_call): Likewise.
807 (tree_optimize_tail_calls_1): Likewise.
808 * tree-vrp.c (get_value_range): Likewise.
810 2005-07-14 Ben Elliston <bje@au.ibm.com>
812 * gcc.c (main): Compare language[0] with '*' when iterating over
815 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
817 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
818 "s390_emit_compare". Add handling of CCZ1mode.
819 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
820 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
822 (s390_branch_condition_mask): Add CCZ1mode handling.
823 * config/s390/s390.md: ("seq", "*seq"): New pattern.
824 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
825 Use CCZ1mode instead of CCZmode.
826 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
828 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
830 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
832 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
834 2005-07-13 Eric Christopher <echristo@redhat.com>
836 * config/mips/mips.c (mips_canonicalize_comparison): New.
837 (mips_emit_int_relational): Use.
839 2005-07-13 Eric Christopher <echristo@redhat.com>
841 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
843 * config/s390/s390.md: Include tpf.md. Move tpf specific
845 * config/s390/tpf.md: To here.
846 * config/s390/s390.opt: Move tpf specific options...
847 * config/s390/tpf.opt: to here. Add mmain option.
848 * config/s390/tpf-unwind.h: Remove unnecessary defines.
849 * config/s390/tpf.h: Rewrite.
851 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
853 * doc/tm.texi: Remove @xref{Cross-profiling}.
855 2005-07-13 Jeff Law <law@redhat.com>
857 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
858 expressions, test their _DECL operands for pointer equality rather
859 than using operand_equal_p.
861 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
863 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
864 (TARGET_POSIX_IO): This.
865 * config/darwin.h: Likewise.
866 * config/freebsd.h: Likewise.
867 * config/linux.h: Likewise.
868 * config/lynx.h: Likewise.
869 * config/netbsd.h: Likewise.
870 * config/rs6000/linux64.h: Likewise.
871 * config/rs6000/linux.h: Likewise.
872 * config/s390/tpf.h: Likewise.
873 * config/sh/embed-elf.h: Likewise.
874 * config/sparc/linux64.h: Likewise.
875 * config/sparc/linux.h: Likewise.
876 * config/svr4.h: Likewise.
877 * gcov-io.h: Likewise.
879 * doc/tm.texi: Updated.
881 * libgcov.c (create_file_directory): Defined only if
882 TARGET_POSIX_IO is defined.
883 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
886 2005-07-13 Jan Hubicka <jh@suse.cz>
888 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
890 2005-07-13 David Edelsohn <edelsohn@gnu.org>
892 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
893 structure as argument.
895 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
897 PR tree-optimization/21921
898 * tree-iterator.c (tsi_link_before): Support the case when
899 tsi_end_p (tsi) == true.
901 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
903 PR tree-optimization/22442
904 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
907 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
909 PR rtl-optimization/20376
910 * toplev.c (process_options): Enable -fweb and -frename-registers when
912 * doc/invoke.texi: Update the information about when -fweb and
913 -frename-registers are enabled.
915 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
918 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
919 if *rhs_p is not a SSA_NAME.
921 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
923 Fix PR tree-optimization/22422
924 * tree-ssa-structalias.c (struct variable_info): Add flag for
926 (get_varinfo): Now a static function.
927 (new_varinfo): init has_union and is_special_var to false.
928 (solution_set_add): Check has_union.
929 (do_da_constraint): Move temporary variable so it gets reset
931 Also check for special variable.
932 (do_ds_constraint): Ditto.
933 (do_sd_constraint): Ditto.
934 (do_structure_copy): Check for special variable.
935 (find_func_aliases): Ditto.
936 (init_base_vars): Set special vars properly.
938 2005-07-13 Jan Hubicka <jh@suse.cz>
940 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
943 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
944 (get_expr_operands): Fix thinko wrt flags and subvars.
946 PR tree-optimize/22379
947 * tree-inline.c (expand_call_inline): Do not output sorry in early
950 2005-07-12 Dale Johannesen <dalej@apple.com>
952 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
954 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
957 * host-linux.h: Include limits.h.
959 2005-07-12 Dale Johannesen <dalej@apple.com>
961 * expr.c (compress_float_constant): Add cost check.
962 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
964 2005-07-12 Dale Johannesen <dalej@apple.com>
966 * gcc.target/i386/compress-float-sse.c: New.
967 * gcc.target/i386/compress-float-sse-pic.c: New.
968 * gcc.target/i386/compress-float-387.c: New.
969 * gcc.target/i386/compress-float-387-pic.c: New.
970 * gcc.dg/compress-float-ppc.c: New.
971 * gcc.dg/compress-float-ppc-pic.c: New.
973 2005-07-12 Eric Christopher <echristo@redhat.com>
975 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
977 * config/s390/s390.md: Include tpf.md. Move tpf specific
979 * config/s390/tpf.md: To here.
980 * config/s390/s390.opt: Move tpf specific options...
981 * config/s390/tpf.opt: to here. Add mmain option.
982 * config/s390/tpf-unwind.h: Remove unnecessary defines.
983 * config/s390/tpf.h: Rewrite.
985 2005-07-12 Eric Christopher <echristo@redhat.com>
987 * gcc.c (struct infile): Update comment for language.
988 (main): Rewrite input file resetting code.
990 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
993 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
994 requiring a cast in a non RHS of modify_expr. Add a cast when required.
995 (lookup_avail_expr): Use constant_boolean_node instead
996 of boolean_false_node/boolean_true_node.
998 2005-07-12 Ben Elliston <bje@au.ibm.com>
1000 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
1001 and use it when printing num_edges.
1003 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
1005 * doc/extend.texi (Blackfin Built-in Functions): New section.
1006 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
1009 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
1011 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
1012 s/cmpstrsi/cmpstrnsi
1013 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
1015 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
1016 (init_optabs): Initialize cmpstrn_optab.
1017 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
1018 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
1019 * expr.c: (enum insn_code cmpstrn_optab): Declare.
1020 * config/i386/i386.md: s/cmpstr/cmpstrn
1021 * config/c4x/c4x.md: s/cmpstr/cmpstrn
1022 * doc/md.texi: Update documentation.
1024 2005-07-11 Richard Henderson <rth@redhat.com>
1026 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
1027 build_va_arg_indirect_ref.
1028 (alpha_gimplify_va_arg): Likewise.
1029 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1030 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
1031 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
1032 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1033 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
1034 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
1036 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
1038 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1040 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
1041 * passes.c (init_optimization_passes): Add pass_empty_loop.
1042 * tree-pass.h (pass_empty_loop): Declare.
1043 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
1044 try_remove_empty_loop, remove_empty_loops): New functions.
1045 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
1046 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
1048 2005-07-12 Peter Barada <peter@the-baradas.com>
1052 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
1053 in address registers.
1054 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
1055 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
1056 alternative of addsi3_5200.
1058 2005-07-11 Ian Lance Taylor <ian@airs.com>
1060 * config/mips/mips.md (ffs<mode>2): Remove.
1062 2005-07-11 Ian Lance Taylor <ian@airs.com>
1064 * doc/tree-ssa.texi (Cleanups): Improve description of
1066 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
1068 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
1070 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
1071 * tree.h (DECL_ARGUMENT_FLD): New macro.
1073 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
1075 Fix PR tree-optimization/22404
1077 * tree-ssa-structalias.c (create_variable_info_for): Use
1080 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
1082 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
1083 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
1084 for second comparison operand.
1085 * config/bfin/predicates.md (reg_or_const_int_operand): New.
1087 * config/bfin/bfin.md (define_attr "type"): Add "sync".
1088 (define_insn_reservation "alu"): Likewise.
1089 (csync, ssync): Now of type sync.
1090 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
1091 -mcsync-anomaly -mspecld-anomaly.
1092 * config/bfin/bfin.opt (mcsync): Remove.
1093 (mcsync-anomaly, mspecld-anomaly): Add.
1094 * config/bfin/bfin.c: Include "insn-codes.h".
1095 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
1096 (TARGET_DEFAULT_TARGET_FLAGS): New.
1097 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
1099 2005-07-11 Steven Bosscher <stevenb@suse.de>
1101 * basic-block.h: Give the BB flags enum a name, bb_flags.
1102 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
1103 * cfgcleanup.c (enum bb_flags): Remove here.
1104 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
1105 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
1106 (update_forwarder_flag): Likewise.
1107 (thread_jump): Likewise.
1108 (try_forward_edges): Likewise.
1109 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
1110 forwarder flags. Don't clear bb->aux for all basic blocks. Only
1111 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
1113 2005-07-11 Richard Guenther <rguenther@suse.de>
1115 * config/i386/i386.opt: New target option -msseregparm.
1116 * config/i386/i386.c (override_options): Error out for
1117 -msseregparm but no SSE support.
1118 (ix86_function_sseregparm): Check for global sseregparm.
1119 * doc/invoke.texi: Document -msseregparm.
1121 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1123 * config.gcc (m32r-*-linux*): Use the default extra_parts.
1124 (m32rle-*-linux*): Ditto.
1126 2005-07-11 Jakub Jelinek <jakub@redhat.com>
1128 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
1129 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
1132 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1136 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
1137 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
1139 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
1141 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
1142 (varmap): Heapify varmap.
1143 (constraints): Heapify constraints.
1144 (struct constraint_graph): Heapify succs and preds.
1145 (constraint_vec_find): Update for heapification.
1146 (constraint_set_union): Ditto.
1147 (insert_into_complex): Ditto.
1148 (constraint_edge_vec_find): Ditto.
1149 (erase_graph_self_edge): Ditto.
1150 (add_graph_edge): Ditto.
1151 (get_graph_weights): Ditto.
1152 (merge_graph_nodes): Ditto.
1153 (build_constraint_graph): Ditto.
1154 (topo_visit): Ditto.
1155 (solve_graph): Ditto.
1156 (create_variable_info_for): Ditto.
1157 (init_base_vars): Ditto.
1158 (delete_points_to_sets): Free graph, varmap, and complex constraints.
1159 (condese_varmap_nodes): Free complex vector.
1160 (clear_edges_for_node): Clear succs and preds vector.
1162 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
1164 * tree-ssa-structalias.c (update_alias_info): Change counting of
1165 references to not include vdefs.
1167 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
1169 * tree-ssa-alias.c (free_used_part_map): Add missing free.
1172 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1174 * pa.c (pa_commutative_p): Make PLUS commutative when
1175 TARGET_NO_SPACE_REGS is true.
1177 2005-07-09 Diego Novillo <dnovillo@redhat.com>
1179 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
1180 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
1181 * tree-dfa.c (dump_subvars_for): New.
1182 (debug_subvars_for): New.
1183 (dump_variable): Show subvariables if VAR has them.
1184 * tree-flow-inline.h (get_subvar_at): New.
1185 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
1186 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
1188 (struct subvar): Change fields offset and size to unsigned
1190 (dump_subvars_for): Declare.
1191 (debug_subvars_for): Declare.
1192 (get_subvar_at): Declare.
1193 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
1194 to unsigned HOST_WIDE_INT *.
1195 (overlap_subvar): Likewise.
1196 * tree-gimple.c (is_gimple_reg): Always return false for
1197 SFTs and memory tags.
1198 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
1200 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
1201 (compute_may_aliases): Call compute_points_to_sets.
1202 (collect_points_to_info_for): Remove.
1203 (compute_points_to_and_addr_escape): Remove.
1204 (delete_alias_info): Call delete_points_to_sets.
1205 (compute_flow_sensitive_aliasing): If the call to
1206 find_what_p_points_to returns false, call set_pt_anything.
1207 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
1208 (set_pt_anything): Clear pi->pt_vars.
1209 (set_pt_malloc): Remove.
1210 (merge_pointed_to_info): Remove.
1211 (add_pointed_to_expr): Remove.
1212 (add_pointed_to_var): Remove.
1213 (collect_points_to_info_r): Remove.
1214 (is_escape_site): Make extern.
1216 (create_overlap_variables_for): Call it.
1217 * tree-ssa-copy.c (merge_alias_info): Never merge
1218 flow-sensitive alias information.
1219 * tree-ssa-operands.c (get_expr_operands): Adjust variables
1220 offset and size to be unsigned HOST_WIDE_INT.
1221 (add_to_addressable_set): Rename from note_addressable.
1222 Set TREE_ADDRESSABLE as the variables are added to the set.
1224 (add_stmt_operand): Do not try to micro-optimize unmodifiable
1225 operands into VUSEs when adding V_MAY_DEFs for members in an
1227 * tree-ssa-operands.h (add_to_addressable_set): Declare.
1228 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
1229 (struct variable_info): Add bitfield is_heap_var.
1230 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
1231 (new_var_info): Initialize is_heap_var.
1232 (get_constraint_for): Add HEAP variables to the symbol table.
1233 Mark them with is_heap_var.
1234 (update_alias_info): New. Taken mostly from the old
1235 compute_points_to_and_addr_escape.
1236 (handle_ptr_arith): New.
1237 (find_func_aliases): Call update_alias_info.
1238 Call handle_ptr_info for tcc_binary expressions.
1239 Call mark_stmt_modified.
1240 (create_variable_info_for): If DECL has subvars, do not create
1241 variables for its subvars. Always add all the fields.
1242 (set_uids_in_ptset): If the solution includes ANYOFFSET and
1243 SFTs, then add all the SFTs of the structure.
1244 If VI->DECL is an aggregate with subvariables, add the SFT at
1246 (find_what_p_points_to): If VI is an artificial variable,
1247 translate to bitfields in SSA_NAME_PTR_INFO.
1248 If the solution is empty, set pi->pt_vars to NULL
1249 (init_base_vars): Create ANYOFFSET.
1250 (compute_points_to_sets): Rename from create_alias_vars.
1252 (pass_build_pta): Remove.
1253 (delete_points_to_sets): Rename from delete_alias_vars.
1254 (pass_del_pta): Remove.
1255 * tree-ssa-structalias.h (struct alias_info): Move from
1257 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
1258 NUM_REFERENCES_SET): Likewise.
1259 (compute_points_to_sets, delete_points_to_sets): Declare.
1261 2005-07-09 Richard Henderson <rth@redhat.com>
1263 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
1264 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
1265 alpha_split_lock_test_and_set_12): New functions.
1266 * config/alpha/alpha-protos.h: Update.
1267 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
1268 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
1269 * config/alpha/sync.md (I12MODE): New.
1270 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
1271 (sync_<fetchop_name><I48MODE>): Likewise.
1272 (sync_nand<I48MODE>): Likewise.
1273 (sync_old_<fetchop_name><I48MODE>): Likewise.
1274 (sync_new_<fetchop_name><I48MODE>): Likewise.
1275 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
1276 (sync_compare_and_swap<I48MODE>): Likewise.
1277 (sync_lock_test_and_set<I48MODE>): Likewise.
1278 (sync_compare_and_swap<I12MODE>): New.
1279 (sync_compare_and_swap<I12MODE>_1): New.
1280 (sync_lock_test_and_set<I12MODE>): New.
1281 (sync_lock_test_and_set<I12MODE>_1): New.
1283 2005-07-09 Diego Novillo <dnovillo@redhat.com>
1287 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
1289 2005-07-09 Jakub Jelinek <jakub@redhat.com>
1291 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
1292 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
1294 2005-07-09 Richard SAndiford <richard@codesourcery.com>
1297 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
1299 2005-07-08 David Edelsohn <edelsohn@gnu.org>
1301 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
1302 memory_operand constraint.
1303 (store_conditional_<mode>): Same.
1304 (sync_compare_and_swap<mode>): Same.
1305 (sync_lock_test_and_set<mode>): Same.
1307 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
1309 Rewrite PIC support to more closely model actual instructions.
1310 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
1311 (cris_symbol): Remove prototypes for removed functions.
1312 (cris_pic_symbol_type_of, cris_valid_pic_const)
1313 (cris_expand_pic_call_address): Prototypes for new functions.
1314 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
1316 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
1318 <case ':'>: Add case for new punctuation character.
1319 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
1320 emitting (extra) PIC modifier.
1321 <case UNSPEC>: Do not assert for PLT.
1322 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
1323 (cris_expand_prologue, cris_expand_epilogue): Check
1324 for pic_offset_table_rtx usage instead of taking
1325 current_function_uses_pic_offset_table as the final word.
1326 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
1327 Remove flag_pic difference.
1328 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
1329 the moral equivalents of...
1330 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
1332 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
1333 (cris_handle_option): Mark ARG as unused.
1334 (cris_expand_pic_call_address): New worker function for "call",
1336 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
1337 output PIC constructs here.
1338 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
1339 as symbol-specific modifers, not whole or part of operands.
1340 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
1341 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
1342 constants and flag_pic.
1343 (CONSTANT_INDEX_P): Adjust for new functions.
1344 (enum cris_pic_symbol_type): New helper type.
1345 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
1346 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
1347 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
1349 ("movsi"): Emit actual instructions for GOT and relative access.
1350 ("*movsi_got_load"): New pattern to set up the register holding
1352 ("*movsi_internal"): Operand 1 is not a plain general_operand.
1353 Adjust FIXME for 'S'.
1354 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
1355 Use "movs" for -fpic cases.
1356 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
1357 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
1358 ("call", "call_value"): Just call cris_expand_pic_call_address for
1360 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
1361 Remove special pattern.
1362 ("*expanded_call_side", "*expanded_call_value_side"): New
1364 (gotplt-to-plt, gotplt-to-plt-side-call)
1365 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
1367 * config/cris/cris/predicates.md
1368 ("cris_general_operand_or_gotless_symbol"): Remove unused
1370 ("cris_general_operand_or_symbol"): Adjust for new functions.
1372 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
1374 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
1376 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
1378 * Makefile.in (TREE_H): Add treestruct.def.
1379 (c-decl.o): Add pointer-set.h
1380 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
1381 visibility on regular DECL's.
1382 (merge_decls): Fix the copying of decl nodes of various types for
1383 the new structures. Don't update RTL, section name, weak status,
1384 etc, on DECL's without RTL.
1385 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
1386 Don't check volatile on non-variable types.
1387 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
1388 to check whether we have seen arguments.
1389 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
1390 flag is checked before field (flag is common, field is not).
1391 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
1392 TS_DECL_COMMON could have an origin.
1393 (add_location_or_const_value_attribute): Don't check section name
1394 on non-var/function decls.
1395 (dwarf2out_var_location): Reverse order of tests.
1396 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
1397 with DECL_WRTL_CHECK.
1398 * expmed.c (make_tree): rtl is now in decl_with_rtl.
1399 * fold-const.c (fold_binary): Don't check weakness on
1400 non-var/function decls.
1401 (tree_expr_nonzero_p): Ditto.
1402 (fold_checksum_tree): Use tree_decl_extra as sizeof
1404 * ggc-page.c (extra_order_size_table): Add sizes for
1405 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
1407 * gimplify.c (gimplify_bind_expr): Only set
1408 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
1409 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
1411 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
1412 * langhooks.h (init_ts). New langhook.
1413 * passes.c (rest_of_decl_compilation): Reverse order of tests.
1414 * print-tree.c (print_node): Update to only print fields that
1415 exist in the structures the passed decl has.
1416 * toplev.c (wrapup_global_declarations): Don't reset
1417 DECL_DEFER_OUTPUT on DECL's that don't contain it.
1418 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
1419 * tree-inline.c (remap_decl): Ditto.
1420 * tree-outof-ssa.c (create_temp): Reverse order of tests.
1421 * tree-pretty-print.c (print_declaration): Don't print
1422 DECL_REGISTER on things that don't contain it.
1423 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
1424 non-var/function decls.
1425 * tree.c (tree_contains_struct): New structure.
1426 (init_priority_for_decl): New hashtable.
1427 (tree_int_map): New structure.
1428 (tree_int_map_eq): New function.
1429 (tree_int_map_marked_p): Ditto.
1430 (tree_int_map_hash): Ditto.
1431 (tree_map): Move to tree.h.
1432 (tree_map_eq): Externalize.
1433 (tree_map_hash): Ditto.
1434 (tree_map_marked_p): Ditto.
1435 (init_ttree): Set up tree_contains_struct and call langhook.
1436 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
1437 (tree_code_size): Update for new structures.
1438 (tree_node_structure): Update for new structures.
1439 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
1441 (copy_node_stat): Copy init priority.
1442 (build_decl_stat): Ditto for visibility.
1443 (ts_enum_names): New.
1444 (tree_contains_struct_check_failed): New function.
1445 (decl_init_priority_lookup): Ditto.
1446 (decl_init_priority_insert): Ditto.
1447 * treestruct.def: New file.
1448 * tree.h (CODE_CONTAINS_STRUCT): New macro.
1449 (CONTAINS_STRUCT_CHECK): Ditto.
1450 (tree_contains_struct_check_failed): New prototype.
1451 (DECL_CHECK): Removed.
1452 (DECL_MINIMAL_CHECK): New.
1453 (DECL_COMMON_CHECK): Ditto.
1454 (DECL_WRTL_CHECK): Ditto.
1455 (DECL_NON_COMMON_CHECK): Ditto.
1456 (DECL_WITH_VIS_CHECK): Ditto.
1457 (VAR_OR_FUNCTION_DECL_P): Ditto
1458 (struct tree_decl_minimal): New structure.
1459 (struct tree_decl_common): Ditto.
1460 (struct tree_decl_with_rtl): Ditto.
1461 (struct tree_decl_with_vis): Ditto.
1462 (struct tree_decl_non_common): Ditto.
1463 (struct tree_field_decl): Ditto.
1464 (struct tree_parm_decl): Ditto.
1465 (struct tree_var_decl): Ditto.
1466 (struct tree_function_decl): Ditto.
1467 (struct tree_const_decl): Ditto.
1468 (struct tree_result_decl): Ditto.
1469 (union tree_node): Add new structures.
1470 * var-tracking.c (track_expr_p): Reverse order of tests.
1472 * doc/c-tree.texi: Add documentation on DECL node internal structure.
1474 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
1476 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
1477 * system.h: Poison FINALIZE_PIC.
1478 * doc/tm.texi (FINALIZE_PIC): Remove.
1480 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
1483 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
1484 to the correct type if we have a MODIFY_EXPR.
1486 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
1488 PR tree-optimization/22360
1489 * tree.c (upper_bound_in_type): Fix calculations for casting
1490 to a non-wider signed type and casting a signed value to a
1491 wider unsigned type.
1492 (lower_bound_in_type): Fix calculations for casting to a
1493 non-wider signed type.
1495 PR tree-optimization/20139
1496 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
1498 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
1499 fold_cond_expr_cond.
1500 * tree-ssanames.c (release_defs): Assert in_ssa_p.
1501 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
1503 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
1506 * tree-complex.c (expand_complex_libcall): Produce
1507 REALPART_EXPR/IMAGPART_EXPR with the correct type.
1509 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
1511 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
1512 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
1513 b" assert and inserted fastpath code for this case.
1514 (bitmap_ior): Removed "a != b" assert.
1516 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1518 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
1519 (ENDFILE_SPEC): Likewise.
1520 * config/m32r/m32r.h (ASM_SPEC): Likewise.
1522 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
1523 a large stack frame at epilogue.
1525 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
1527 * final.c: Include sdbout.h when required.
1529 2005-07-07 Geoffrey Keating <geoffk@apple.com>
1531 * config.gcc (*-*-darwin*): Only one target-specific header file
1533 (powerpc-*-darwin*): Add version-specific header files.
1534 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
1535 * config.in: Regenerate.
1536 * configure: Regenerate.
1537 * gcc.c: Include xregex.h.
1538 (version_compare_spec_function): New.
1539 (spec_function): Add version-compare.
1540 (replace_outfile_spec_function): Reformat comment.
1541 (compare_version_strings): New.
1542 * config/darwin-c.c (version_as_macro): New.
1543 (builtin_define): New.
1544 (darwin_cpp_builtins): New.
1545 * config/darwin-protos.h (darwin_cpp_builtins): New.
1546 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
1547 (LIB_SPEC): Make unconditional, update comment.
1548 (TARGET_C99_FUNCTIONS): Define.
1549 * config/darwin.opt: Sort.
1550 (mmacosx-version-min=): New.
1551 * config/darwin7.h: Delete.
1552 * config/darwin8.h: Delete.
1553 * config/i386/darwin.h (): Call darwin_cpp_builtins.
1554 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
1555 (TARGET_C99_FUNCTIONS): Define.
1556 * config/rs6000/darwin7.h: New.
1557 * config/rs6000/darwin8.h: New.
1558 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
1559 (-mmacosx-version-min): Document.
1561 2005-07-07 Ian Lance Taylor <ian@airs.com>
1563 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
1565 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
1568 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
1570 2005-07-07 Khem Raj <kraj@mvista.com>
1572 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
1573 in bytes, not words.
1575 2005-07-07 Paul Brook <paul@codesourcery.com>
1577 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
1578 DEFAULT_FUNCTION_ARG_PADDING to upward.
1580 2005-07-07 Richard Henderson <rth@redhat.com>
1582 * function.c (locate_and_pad_parm): Record parameter alignment in
1583 stack_alignment_needed.
1585 2005-07-07 David Edelsohn <edelsohn@gnu.org>
1587 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
1588 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
1589 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
1590 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
1591 (define_attr "type"): Add isync, sync, load_l, store_c.
1592 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
1593 Create scratch volatile MEM.
1594 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
1596 (load_locked_<mode>): New.
1597 (store_conditional_<mode>): New.
1598 (sync_compare_and_swap<mode>): Replace with splitter.
1599 (sync_lock_test_and_set<mode>): Replace with splitter.
1600 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
1602 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
1603 is ics. Attribute isync.
1604 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
1606 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
1607 and UNSPECV_SYNC_OP.
1608 (emit_unlikely_jump): New.
1609 (emit_load_locked): New.
1610 (emit_store_conditional): New.
1611 (rs6000_split_compare_and_swap): New.
1612 (rs6000_split_lock_test_and_set): New.
1613 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
1614 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
1615 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
1616 rs6000_split_lock_test_and_set): Declare.
1617 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
1618 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
1619 store_c, isync, sync.
1621 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
1623 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
1624 filenames to gtyp-gen.h.
1625 (s-typ-gen): Use it in place of for loops.
1627 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
1629 * hooks.c (hook_bool_rtx_int_false): New function.
1630 * hooks.h (hook_bool_rtx_int_false): Declare.
1631 * target-def.h (TARGET_COMMUTATIVE_P): Define.
1632 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
1633 * target.h (struct gcc_target): Add commutative_p member.
1634 * targhooks.c (hook_bool_rtx_commutative_p): New function.
1635 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
1636 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
1637 (pa_commutative_p): New function.
1638 * jump.c (target.h): Include.
1639 (rtx_renumbered_equal_p): Use targetm.commutative_p.
1640 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
1642 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
1644 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
1645 (s390_expand_setmem): New.
1646 * config/s390/s390.c: Likewise.
1647 (print_shift_count_operand): Truncate to 12 bits instead of 6.
1649 * config/s390/s390.md: ("setmem<mode>"): Accept character as
1650 general_operand. Call new function "s390_expand_setmem".
1651 ("clrmem_long", "*clrmem_long"): Rewrite to ...
1652 ("setmem_long", "*setmem_long"): ... this.
1654 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
1656 * config/s390/s390.c: (optimization_options): Enable
1657 TARGET_MVCLE at -Os.
1658 * doc/invoke.texi: Document changes in default behaviour.
1659 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
1661 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
1663 * expr.c: (set_storage_via_setmem): Convert opchar to mode
1664 defined by back-end.
1666 2005-07-07 Jakub Jelinek <jakub@redhat.com>
1668 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
1669 all sets in the pattern.
1670 * config/rs6000/rs6000.md (stack_protect_testsi,
1671 stack_protect_testdi): Likewise.
1673 2005-07-06 Jeff Law <law@redhat.com>
1675 * tree-vrp.c (simplify_using_ranges): Kill.
1676 (vrp_finalize): Remove call to simplify_using_ranges.
1677 (simplify_stmt_using_ranges): New function extracted from
1678 simplify_using_ranges.
1679 (simplify_div_or_mod_using_ranges): Likewise.
1680 (simplify_abs_using_ranges): Likewise.
1681 (simplify_cond_using_ranges): New function.
1682 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
1683 * tree-ssa-propagate.c (substitute_and_fold): Call
1684 simplify_stmt_using_ranges if we have range information.
1686 2005-07-06 James E. Wilson <wilson@specifixinc.com>
1688 * config/ia64/ia64.c (ia64_reorg): Check optimize before
1689 ia64_flag_schedule_isns2.
1691 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
1692 reading/writing general registers.
1693 (ia64_function_arg): Revert 2005-06-18 change.
1695 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1697 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
1698 (legitimize_tls_address): Use gcc_unreachable instead of abort.
1700 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
1702 * function.c (expand_function_end): Revert part of 2005-06-27
1703 patch. Do sjlj_emit_function_exit_after after return_label.
1705 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
1707 * doc/install.texi (--disable-libssp): New.
1709 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
1711 * doc/invoke.texi: Update -fforce-mem documentation.
1712 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
1713 code for -fforce-mem.
1714 * expmed.c: (store_bit_field,store_fixed_bit_field,
1715 extract_bit_field): Ditto.
1716 * expr.c: (convert_move): Ditto.
1717 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
1718 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
1719 emit_conditional_add,expand_float,expand_fix): Ditto.
1720 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
1721 (common_handle_option): Issue warning when -fforce-mem specified.
1723 2005-07-06 Paul Brook <paul@codesourcery.com>
1725 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
1727 * configure: Regenerate.
1729 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
1731 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
1733 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
1735 Fix PR tree-optimization/22319
1736 Fix PR tree-optimization/22140
1737 Fix PR tree-optimization/22310
1739 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
1740 variable sized types.
1741 Use correct type for intermediate structure on *a = *b structure
1744 2005-07-06 Jakub Jelinek <jakub@redhat.com>
1746 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
1748 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
1749 (machine_function): Move typedef to...
1750 * config/rs6000/rs6000.c (machine_function): ... here. Add
1751 varargs_save_offset field.
1752 (rs6000_stack_t): Remove varargs_size field.
1753 (setup_incoming_varargs): Allocate varargs save area using
1754 assign_stack_local, try to make it as small as possible.
1755 Save offset from virtual_stack_vars_rtx to the save area
1756 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
1757 instead of magic 8 when fp word byte size is used.
1758 (rs6000_va_start): Use cfun->machine->varargs_save_offset
1759 instead of -RS6000_VARARGS_SIZE.
1760 (rs6000_stack_info, debug_stack_info,
1761 rs6000_initial_elimination_offset): Remove all traces of
1763 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
1764 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
1765 RS6000_VARARGS_AREA.
1767 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
1769 PR tree-optimization/21963
1770 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
1771 constant_multiple_of in the same way get_computation_cost_at does.
1773 2005-07-06 Jakub Jelinek <jakub@redhat.com>
1775 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
1776 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
1777 (gen_compare_reg): If sparc_compare_emitted is set, clear it
1778 and return its previous value.
1779 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
1780 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
1782 (stack_protect_set, stack_protect_test): New expanders.
1783 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
1784 stack_protect_testdi): New insns.
1785 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
1786 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
1788 2005-07-06 Jeff Law <law@redhat.com>
1790 * tree-ssa-dce.c (cfg_altered): New global.
1791 (tree_dce_init): Initialize cfg_altered.
1792 (remove_dead_stmt): If we remove an edge in the CFG, then set
1794 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
1797 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
1799 * Makefile.in (stamp-collect-ld): Use
1800 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
1801 ./collect-ld if it already exists.
1802 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
1803 Don't remove ./nm if it already exists.
1805 2005-07-05 Devang Patel <dpatel@apple.com>
1807 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
1808 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
1809 * tree-vectorizer.c (vect_loop_location): New.
1810 (vect_print_dump_info): Use vect_loop_location.
1811 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
1812 (vectorize_loops): Set vect_loop_location.
1813 * tree-vect-analyze.c (vect_analyze_offset_expr,
1814 vect_determin_vectorization_factor, vect_analyze_operations,
1815 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
1816 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
1817 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
1818 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
1819 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
1820 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
1821 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
1822 vect_analyze_loop): Adjust vect_print_dump_info API.
1823 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
1824 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
1825 vect_finish_stmt_generation, vectorizable_assignment,
1826 vectorizable_operation, vectorizable_store, vectorizable_load,
1827 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
1828 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
1829 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
1830 vect_transform_loop): Same.
1831 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
1832 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
1835 2005-07-05 Randolph Chung <tausq@debian.org>
1837 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
1838 * configure: Regenerate.
1839 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
1840 (pa_tls_referenced_p): Declare.
1841 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
1842 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
1843 (legitimize_tls_address): New.
1844 (hppa_legitimize_address): Handle TLS addresses.
1845 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
1846 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1847 (emit_move_sequence): Handle TLS addresses.
1848 (pa_encode_section_info): Call default handler to handle common
1850 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
1851 (CONSTANT_ADDRESS_P): Reject TLS operands.
1852 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
1853 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
1854 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
1855 (UNSPEC_TLSLE): Define new constants.
1856 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
1857 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
1858 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
1859 (tie_symbolic_operand, tle_symbolic_operand): New
1861 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
1863 * aclocal.m4: Update macros for autoconf 2.59 style.
1864 * configure.ac: Likewise.
1866 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1868 * pa.c (function_value): Handle small aggregates on 32-bit targets.
1869 (function_arg): Pass small aggregates in general registers on 32-bit
1871 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
1873 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
1875 * Makefile.in (final.o): Fix dependencies.
1877 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
1881 * langhooks.h (struct lang_hooks): Add expr_to_decl.
1882 * langhooks.c (lhd_expr_to_decl): New.
1883 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
1885 (LANG_HOOKS_INITIALIZER): Update.
1886 * tree.c (recompute_tree_invarant_for_addr_expr): Call
1887 expr_to_decl langhook.
1888 * c-tree.h (c_expr_to_decl): Declare.
1889 * c-typeck.c (c_expr_to_decl): New.
1890 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
1892 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
1894 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
1897 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
1898 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
1900 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
1902 * Makefile.in: Adjust dependencies.
1903 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
1904 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
1905 * alias.c (rest_of_handle_cfg, pass_cfg): New.
1906 * bb-reorder.c (duplicate_computed_gotos): Make it static.
1907 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
1908 rest_of_compilation.
1910 * bb-reorder.c (gate_duplicate_computed_gotos,
1911 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
1912 rest_of_handle_reorder_blocks, pass_reorder_blocks,
1913 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
1914 pass_partition_blocks): New.
1915 * bt-load.c (gate_handle_branch_target_load_optimize,
1916 rest_of_handle_branch_target_load_optimize,
1917 pass_branch_target_load_optimize): New.
1918 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
1920 * cfglayout.c (pass_insn_locators_initialize): New.
1921 * cfgrtl.c (pass_free_cfg): New.
1922 * combine.c (gate_handle_combine, rest_of_handle_combine,
1924 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
1925 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
1926 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
1927 * except.c (pass_set_nothrow_function_flags,
1928 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
1930 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
1931 rest_of_handle_shorten_branches, pass_shorten_branches,
1932 rest_of_clean_state, pass_clean_state): New.
1933 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
1934 rest_of_handle_remove_death_notes, pass_remove_death_notes,
1935 rest_of_handle_life, pass_life, rest_of_handle_flow2,
1937 * function.c (pass_instantiate_virtual_regs, pass_init_function,
1938 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
1939 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
1940 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
1942 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
1943 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
1944 pass_rtl_ifcvt, gate_handle_if_after_combine,
1945 rest_of_handle_if_after_combine, pass_if_after_combine,
1946 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
1947 pass_if_after_reload): New.
1948 * integrate.c (pass_initial_value_sets): New.
1949 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
1950 pass_purge_lineno_notes): New.
1951 * mode-switching.c (rest_of_handle_mode_switching,
1952 pass_mode_switching): New.
1953 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
1954 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
1956 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
1957 pass_loop_optimize): New.
1958 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
1960 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
1962 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
1963 pass_postreload_cse): New.
1964 * profile.c (gate_handle_profiling, pass_profiling,
1965 rest_of_handle_branch_prob, pass_branch_prob): New.
1966 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
1967 pass_split_before_regstack, gate_handle_split_before_regstack,
1968 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
1969 rest_of_handle_split_all_insns, pass_split_all_insns): New.
1970 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
1971 pass_stack_regs): New.
1972 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
1973 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
1974 pass_stack_adjustments): New.
1975 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
1976 pass_regrename): New.
1977 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
1978 pass_delay_slots, gate_handle_machine_reorg,
1979 rest_of_handle_machine_reorg, pass_machine_reorg): New.
1980 * rtl.h (extern void purge_line_number_notes): New.
1981 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
1982 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
1984 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
1986 * value-prof.c (gate_handle_value_profile_transformations,
1987 rest_of_handle_value_profile_transformations,
1988 pass_value_profile_transformations): New.
1989 * var-tracking.c (gate_handle_var_tracking,
1990 pass_variable_tracking): New.
1991 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
1993 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
1994 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
1995 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
1996 rest_of_handle_old_regalloc, rest_of_handle_regrename,
1997 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
1998 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
1999 rest_of_handle_gcse2, rest_of_handle_regmove,
2000 rest_of_handle_tracer, rest_of_handle_if_conversion,
2001 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
2002 rest_of_handle_web, rest_of_handle_branch_prob,
2003 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
2004 rest_of_handle_jump_bypass, rest_of_handle_combine,
2005 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
2006 rest_of_handle_gcse, rest_of_handle_loop_optimize,
2007 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
2008 rest_of_handle_mode_switching, rest_of_handle_jump,
2009 rest_of_handle_eh, rest_of_handle_stack_adjustments,
2010 rest_of_handle_flow2, rest_of_handle_jump2,
2011 rest_of_handle_peephole2, rest_of_handle_postreload,
2012 rest_of_handle_shorten_branches, rest_of_clean_state,
2013 rest_of_compilation): Remove.
2015 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
2016 * passes.c (dump_flags, in_gimple_form, all_passes,
2017 all_ipa_passes, all_lowering_passes, register_one_dump_file,
2018 register_dump_files, next_pass_1, last_verified, execute_todo,
2019 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
2020 from tree-optimize.c.
2021 (init_optimization_passes): Moved from tree-optimize.c,
2022 adding the RTL optimizations.
2023 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
2024 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
2025 all_ipa_passes, all_lowering_passes, register_one_dump_file,
2026 register_dump_files, next_pass_1, last_verified, execute_todo,
2027 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
2028 init_tree_optimization_passes, ipa_passes): Delete.
2029 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
2031 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
2032 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
2034 (ipa_passes): Remove.
2035 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
2036 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
2037 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
2038 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
2039 (dump_info_p, dump_flag): Moved to tree-dump.h.
2041 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
2043 * passes.c (finish_optimization_passes): Use dump_begin
2044 and dump_end, TDI_end.
2045 (gate_rest_of_compilation): New.
2046 (pass_rest_of_compilation): Use it.
2047 (gate_postreload, pass_postreload): New.
2048 * toplev.c (general_init): Rename init_tree_optimization_passes.
2049 * toplev.h (init_tree_optimization_passes): Rename to
2050 init_optimizations_passes.
2051 * tree-dump.c (dump_flag): Make static.
2052 (dump_files): Remove RTL dumps.
2053 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
2054 pass_cleanup_cfg, pass_free_cfg_annotations,
2055 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
2056 pass_init_datastructures, pass_fixup_cfg): Make non-static.
2057 * tree-pretty-print.c: Include tree-pass.h.
2058 * cgraph.c: Include tree-dump.h.
2060 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
2062 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
2063 Only fall back to saying it points to readonly memory if
2066 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2068 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
2069 * config/m32r/m32r.c (m32r_compute_frame_size,
2070 m32r_expand_prologue): Take current_function_profile into
2071 account whenever we reference
2072 current_function_uses_pic_offset_table.
2073 (m32r_finalize_pic): Remove.
2074 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
2076 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
2078 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
2079 instead of $<. Don't remove ./as if it already exists.
2081 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2084 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
2085 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
2086 for complex modes when generating code for PA 1.0.
2087 (VALID_FP_MODE_P): New macro.
2088 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
2089 sets for all general and floating point modes. Align wide floating
2090 point modes to even register boundaries to comply with architectural
2092 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
2093 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
2094 (VALID_FP_MODE_P): New macro.
2095 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
2096 sets for all general and floating point modes. Align wide floating
2097 point modes to even register boundaries to comply with architectural
2100 2005-07-04 Diego Novillo <dnovillo@redhat.com>
2102 * tree-dump.c (dump_files): Initialize dump number for .cgraph
2105 2005-07-04 Diego Novillo <dnovillo@redhat.com>
2107 * tree-ssa-structalias.c: Don't include expr.h.
2109 2005-07-04 Diego Novillo <dnovillo@redhat.com>
2111 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
2114 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
2116 Fix PR tree-optimization/22279
2118 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
2121 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
2123 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
2125 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
2127 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
2128 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
2129 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
2130 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
2131 config/stormy16/stormy16.c, config/v850/v850.c,
2132 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
2133 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
2134 Avoid "." or "\n" at end of diagnostics and capital letters at
2135 start of diagnostics.
2136 * combine.c, cse.c: Don't translate dump file output.
2137 * toplev.c (print_version): Only translate output if going to
2140 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
2142 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
2143 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
2146 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2148 * pa.c (fix_range): Fix typo in comment.
2150 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
2152 * tree-vrp.c (extract_range_from_assert): Replace
2153 fold (build (...)) with fold_build2.
2155 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2157 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
2158 gcc_gfc_char_table, init_dynamic_gfc_info): New.
2159 (format_types_orig, handle_format_attribute): Add support for
2162 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
2164 * varasm.c (assemble_variable): Fix format specifier thinko.
2166 2005-07-03 Ira Rosen <irar@il.ibm.com>
2168 PR tree-optimization/22029 (and 22135)
2169 * tree-pretty-print.c (dump_generic_node): Check that the node is not
2170 a phi node before calling dump_vops.
2172 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2174 * tree-dump.h (dump_string_field): Declare.
2175 * tree-dump.c: Use it instead of dump_string.
2176 (dump_string_field): Make non-static.
2178 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
2180 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
2181 up the minimal CFG stuff always when optimize > 0. Call
2182 split_all_insns_noflow in PIC case if needed.
2184 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2185 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
2188 * c-decl.c (c_write_global_declarations): Dump contents of
2190 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
2191 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
2192 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
2193 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
2196 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
2198 * c-common.h (GCC_DIAG_STYLE): Define.
2199 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
2200 version for format checking to 4.1.
2201 * c-format.c: Include toplev.h after c-common.h.
2202 (enum format_type): Add gcc_tdiag_format_type.
2203 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
2204 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
2205 (format_types_orig): Add gcc_tdiag.
2206 (init_dynamic_diag_info): Support gcc_tdiag formats.
2207 (handle_format_attribute): Likewise.
2208 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
2209 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
2210 version for format checking to 4.1.
2211 (warning0, warning, error, pedwarn, sorry): Use
2213 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
2214 (finish_aliases_1): Do not use %qE.
2215 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
2216 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
2217 Correct format bugs.
2218 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
2219 parameter to unsigned HOST_WIDE_INT.
2220 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
2222 2005-07-02 David Edelsohn <edelsohn@gnu.org>
2225 * expr.c (write_complex_part): Use adjust_address for MEM.
2226 (read_complex_part): Same.
2228 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
2230 Fix PR tree-optimization/22280
2232 * tree-sra.c (generate_element_init): Remove useless loop.
2234 2005-07-02 Richard Henderson <rth@redhat.com>
2236 * config/alpha/alpha.c (alpha_legitimize_address): Check for
2238 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
2240 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
2243 * fold-const.c (fold_binary): Handle the return value of
2244 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
2245 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
2247 2005-07-02 Jeff Law <law@redhat.com>
2249 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
2250 a eliminate type conversion which feeds an equality comparison
2251 if the original type or either operand in the comparison is a
2254 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
2256 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
2257 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
2259 * config/avr/avr.c: Do not use '`' as left quote.
2260 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
2261 Remove "." from end of diagnostics. Make diagnostics start with
2264 2005-07-02 Zack Weinberg <zack@codesourcery.com>
2265 Joseph S. Myers <joseph@codesourcery.com>
2267 * toplev.c (default_tree_printer): Handle setting location with
2269 * c-objc.common.c (c_tree_printer): Likewise.
2270 * c-format.c (gcc_diag_flag_specs): Add '+'.
2271 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
2272 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
2274 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
2275 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
2276 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
2277 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
2278 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
2279 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
2280 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
2281 format arguments where %J is used without %D.
2283 2005-07-02 Jakub Jelinek <jakub@redhat.com>
2285 * gcc.c (LINK_SSP_SPEC): Define.
2286 (link_ssp_spec): New variable.
2287 (LINK_COMMAND_SPEC): Add %(link_ssp).
2288 (static_specs): Add link_ssp_spec.
2289 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
2290 * configure: Rebuilt.
2291 * config.in: Rebuilt.
2293 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2294 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2295 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2296 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2297 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
2298 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
2299 -0x7008(2) instead of reading __stack_chk_guard variable.
2300 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
2302 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
2303 (stack_protect_set, stack_protect_test): Use *_tls* patterns
2304 if TARGET_THREAD_SSP_OFFSET is defined.
2305 (stack_tls_protect_set_si, stack_tls_protect_set_di,
2306 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
2309 2005-06-27 Richard Henderson <rth@redhat.com>
2310 * libgcc-std.ver (GCC_4.1.0): New.
2311 * libgcc.h (__stack_chk_guard): Declare.
2312 (__stack_chk_fail, __stack_chk_fail_local): Declare.
2313 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
2314 * mklibgcc.in (lib2funcs): Add them.
2316 2005-07-01 Richard Henderson <rth@redhat.com>
2318 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
2319 void * before struct sigcontext *.
2320 (x86_fallback_frame_state): Likewise.
2322 2005-07-01 James E. Wilson <wilson@specifixinc.com>
2324 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
2326 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
2329 * tree-ssa-reassoc.c (should_transpose): Fix which operand
2330 we check for SSA_NAME for.
2332 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
2334 Fix PR tree-optimization/22071
2336 * tree-ssa-structalias.c (offset_overlaps_with_access): New
2338 (get_constraint_for_component_ref): Use it.
2340 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
2343 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
2344 print out the last new line.
2346 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
2348 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
2349 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
2350 * config/cris/cris.c (cris_conditional_register_usage): Adjust
2351 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
2352 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
2353 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
2354 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
2355 (enum reg_class): New member CC0_REGS.
2356 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
2357 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
2358 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
2359 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
2360 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
2361 Adjust for register now described.
2363 2005-07-01 Jakub Jelinek <jakub@redhat.com>
2366 * config/i386/i386.md (stack_protect_test_si,
2367 stack_protect_test_di): Add earlyclobber for scratch 3.
2368 * config/rs6000/rs6000.md (stack_protect_testsi,
2369 stack_protect_testdi): Add earlyclobber for scratch 3,
2370 remove earlyclobber from scratch 4.
2372 Older entries for 2005 can be found in ChangeLog-2005.