+2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
+
+2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/21180
+ * fold-const.c (fold_build1): Add checksum for the operands.
+ (fold_build2): Likewise.
+ (fold_build3): Likewise.
+
+2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/19055
+ * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
+
+2005-07-21 Paolo Bonzini <bonzini@gnu.org>
+
+ * common.opt (-fforward-propagate): Committed by mistake,
+ removed.
+
+2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ * reg-stack.c: Fix comment typo(s).
+ * tree-ssa-operands.c: Likewise.
+ * tree-vectorizer: Likewise.
+
+2005-07-21 Nick Clifton <nickc@redhat.com>
+
+ * config/sh/symbian.c: Replace C++ style line comments with C
+ style line comments.
+ (symbian_add_attribute): Do not use a ? operator on the LHS of
+ an assignment.
+ (sh_symbian_handle_dll_attribute): Change the type of the
+ method vector to "VEC(tree,gc)*" and use vector accessor
+ macros to walk over the elements.
+ (symbian_export_vtable_and_rtti_p): Likewise.
+ (symbian_class_needs_attribute_p): Likewise.
+
+2005-07-21 Paolo Bonzini <bonzini@gnu.org>
+
+ PR target/22085
+ * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
+ initialize targetm.resolve_overloaded_builtin here.
+ (altivec_expand_overloaded_builtin): Make it non-static.
+ * config/rs6000/rs6000-protos.h
+ (altivec_expand_overloaded_builtin): New prototype.
+ * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
+ targetm.resolve_overloaded_builtin here.
+ * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
+
+2005-07-21 Paolo Bonzini <bonzini@gnu.org>
+ Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/19210
+ * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
+ New.
+ * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
+ * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
+ rely on unproven assumptions.
+ * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
+ * tree-flow.h (number_of_iterations_exit): Add final parameter.
+ * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
+ to number_of_iterations_exit.
+ * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
+ * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
+ * tree-ssa-loop-niter.c (find_loop_niter,
+ estimate_numbers_of_iterations_loop): Likewise.
+ (number_of_iterations_exit): Honor the new options.
+ * doc/invoke.texi (Wunsafe-loop-optimizations,
+ funsafe-loop-optimizations): Document them.
+
+2005-07-21 Richard Sandiford <richard@codesourcery.com>
+
+ PR rtl-optimization/22167
+ * gcse.c (hoist_code): Fix hoist_exprs[] check.
+
+2005-07-20 Adam Nemet <anemet@lnxw.com>
+
+ * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
+ __do_global_dtors_aux longcall.
+
+2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
+
+ * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
+ (old_special_pred_table): Don't reference
+ SPECIAL_MODE_PREDICATES.
+ * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
+ * config/arc/arc.h: Don't mention PREDICATE_CODES.
+ * config/sh/predicates.h: Don't mention
+ SPECIAL_MODE_PREDICATES.
+ * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
+ Remove.
+
+2005-07-20 DJ Delorie <dj@redhat.com>
+
+ * config.gcc: Add m32c-elf support.
+
+ * doc/contrib.texi: Mention m32c.
+ * doc/extend.texi: Document m32c extensions.
+ * doc/install.texi: Mention m32c.
+ * doc/invoke.texi: Document m32c options.
+ * doc/md.texi: Document m32c constraints.
+
+ * config/m32c/addsub.md: New file.
+ * config/m32c/bitops.md: New file.
+ * config/m32c/cond.md: New file.
+ * config/m32c/jump.md: New file.
+ * config/m32c/m32c-lib1.S: New file.
+ * config/m32c/m32c-lib2.c: New file.
+ * config/m32c/m32c-modes.def: New file.
+ * config/m32c/m32c-pragma.c: New file.
+ * config/m32c/m32c-protos.h: New file.
+ * config/m32c/m32c.abi: New file.
+ * config/m32c/m32c.c: New file.
+ * config/m32c/m32c.h: New file.
+ * config/m32c/m32c.md: New file.
+ * config/m32c/m32c.opt: New file.
+ * config/m32c/minmax.md: New file.
+ * config/m32c/mov.md: New file.
+ * config/m32c/muldiv.md: New file.
+ * config/m32c/predicates.md: New file.
+ * config/m32c/prologue.md: New file.
+ * config/m32c/shift.md: New file.
+ * config/m32c/t-m32c: New file.
+
+2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
+ (stack_protect_set, stack_protect_test): New expanders.
+ (stack_protect_set_si, stack_protect_set_si_media,
+ stack_protect_set_di_media, stack_protect_test_si,
+ stack_protect_test_si_media, stack_protect_test_di_media):
+ New insns.
+
+2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
+
+2005-07-20 James A. Morrison <phython@gcc.gnu.org>
+
+ * tree.h (tree_expr_nonzero_p): Export.
+ * fold-const.c (tree_expr_nonzero_p): Likewise.
+ Return true for CALL_EXPRs that are alloca calls.
+ (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
+ against zero.
+ * tree-flow.h (expr_computes_nonzero): Remove.
+ * tree-vrp.c (expr_computes_nonzero): Remove.
+ (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
+ (extract_range_from_unary_expr): Likewise.
+ * tree-ssa-dom.c (record_equivalences_from_stmt): Use
+ tree_expr_nonzero_p.
+
+2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
+ * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
+ extra arg "picreg" and use it instead of pic_offset_table_rtx.
+ All callers changed.
+ (frame_related_constant_load): New arg "related" which controls
+ setting of RTX_FRAME_RELATED_P. All callers changed.
+ (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
+ (bfin_expand_prologue): Add stack limit checking.
+ * config/bfin/bfin.md (trapifcc): New pattern.
+
+ * config/bfin/bfin.c: Include "langhooks.h".
+ (def_builtin): Go through lang_hooks to call builtin_function.
+
+ * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
+ * config/bfin/predicates.md (symbol_ref_operand): New.
+ (call_insn_operand): Delete. All callers changed to use
+ register_no_elim_operand.
+ * config/bfin/bfin.c (init_cumulative_args): Initialize the new
+ call_cookie field.
+ (function_arg): Use it to generate the call's operand 2.
+ (bfin_longcall_p): New function.
+ (bfin_expand_call): Extra arg "cookie". All callers and declaration
+ changed. Emit extra USE in the pattern. Use bfin_longcall_p to
+ determine if the address needs to be in a REG.
+ (bfin_handle_longcall_attribute): New function.
+ (bfin_attribute_table): Add "longcall" and "shortcall".
+ * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
+ (CUMULATIVE_ARGS): New member call_cookie.
+ (PREDICATE_CODES): Add symbol_ref_operand.
+ * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
+ extra USE to the pattern.
+ (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
+ New patterns, split off call_insn, sibcall_insn, call_value_insn and
+ sibcall_value_insn; now the new patterns handle direct calls and the
+ old ones indirect calls.
+ * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
+
+2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * doc/trouble.texi: Update section on handling of empty loops.
+
+2005-07-20 Kazu Hirata <kazu@codesourcery.com>
+
+ * config.gcc: Remove support for sparc-*-openbsd*,
+ i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
+ ns32k-*-netbsd*.
+ * config.host: Remove support for i860-*-sysv4* as a host.
+ * config/i860/*, config/ip2k/*, config/ns32k/*,
+ config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
+ * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
+ mention obsolete ports.
+
+2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
+ soft frame pointer.
+ (sh_expand_prologue): Use hard_frame_pointer_rtx instead
+ of frame_pointer_rtx.
+ (sh_expand_epilogue): Likewise.
+ (sh_set_return_address): Likewise.
+ (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
+ instead of FRAME_POINTER_REGNUM if needed. Add elimination
+ offsets from FRAME_POINTER_REGNUM.
+ * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
+ (sh_register_names): Add initializer for sfp.
+ (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
+ (VALID_REGISTER_P): Likewise.
+ (FIRST_PSEUDO_REGISTER): Update.
+ (DWARF_FRAME_REGISTERS): Define.
+ (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
+ (HARD_FRAME_POINTER_REGNUM): Define.
+ (FRAME_POINTER_REGNUM): Redefine.
+ (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
+ but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
+ from FRAME_POINTER_REGNUM.
+ (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
+ FRAME_POINTER_REGNUM.
+ (REG_CLASS_CONTENTS): Add sfp.
+ (REG_ALLOC_ORDER): Likewise.
+ (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
+ (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
+ of frame_pointer_rtx.
+ (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
+
+2005-07-19 James A. Morrison <phython@gcc.gnu.org>
+
+ * fold-const.c (tree_expr_nonnegative_p): Only return true for
+ ABS_EXPR when flag_wrapv is false because of INT_MIN.
+ (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
+ of an ABS_EXPR.
+ (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
+ ABS_EXPR<x>.
+
+2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
+
+ Make CONSTRUCTOR use VEC to store initializers.
+ * c-common.c (complete_array_type): Update to cope with VEC in
+ CONSTRUCTOR_ELTS.
+ * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
+ (pp_c_constructor_elts): New function.
+ * c-pretty-print.h (pp_c_constructor_elts): Declare.
+ * c-typeck.c (build_function_call, build_c_cast, digest_init,
+ struct constructor_stack, struct initializer_stack,
+ constructor_elements, push_init_level, pop_init_level,
+ add_pending_init, find_init_member, output_init_element): Update to
+ cope with VEC in CONSTRUCTOR_ELTS.
+ * coverage.c (build_fn_info_value, build_ctr_info_value,
+ build_gcov_info): Likewise.
+ * expr.c (categorize_ctor_elements_1, store_constructor,
+ expand_expr_real_1): Likewise.
+ * fold-const.c (fold_ternary): Likewise.
+ * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
+ gimplify_init_constructor, gimplify_expr): Likewise.
+ * tree-dump.c (dequeue_and_dump): Likewise.
+ * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
+ node.
+ * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
+ CONSTRUCTOR_ELTS.
+ * tree-sra.c (generate_element_init_1): Likewise.
+ * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
+ * tree-ssa-operands.c (get_expr_operands): Likewise.
+ * tree-vect-generic.c (expand_vector_piecewise): Likewise.
+ * tree-vect-transform.c (vect_get_vec_def_for_operand):
+ (get_initial_def_for_reduction): Likewise.
+ * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
+ value handle in annotations.
+ * tree.c (tree_node_kind, tree_code_size, make_node_stat,
+ tree_node_structure): Add support for constr_kind.
+ (build_vector_from_ctor, build_constructor_single,
+ build_constructor_from_list): New functions.
+ (build_constructor): Update to take a VEC instead of a TREE_LIST.
+ (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
+ Update to cope with VEC in CONSTRUCTOR_ELTS.
+ * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
+ * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
+ CONSTRUCTOR_APPEND_ELT): New macros.
+ (struct constructor_elt, struct tree_constructor): New data types.
+ (union tree_node): Add tree_constructor field.
+ * treestruct.def: Define TS_CONSTRUCTOR.
+ * varasm.c (const_hash_1, compare_constant, copy_constant,
+ compute_reloc_for_constant, output_addressed_constants,
+ initializer_constant_valid_p, output_constant,
+ array_size_for_constructor, output_constructor): Update to cope with
+ VEC in CONSTRUCTOR_ELTS.
+ * vec.h (VEC_empty, VEC_copy): New macros.
+
2005-07-19 Devang Patel <dpatel@apple.com>
* dbxout.c (dbxout_type): Check Objective-C++ lang.
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