+2004-06-24 Frank Ch. Eigler <fche@redhat.com>
+
+ * tree-mudflap.c (mx_register_decls): Add third (type) argument
+ to synthesized __mf_unregister call.
+
+2004-06-24 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/15239
+ * expmed.c (expand_mult): Remove artificial restriction on the
+ maximum cost of a synthetic multiplication sequence.
+
+2004-06-24 Eric Christopher <echristo@redhat.com>
+
+ * combine.c (distribute_notes): Don't delete sets to
+ global register variables.
+
+2004-06-24 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.md (ffsdi2, clzdi2): New expanders.
+ (ffs_rex64): New splitter.
+ (ffsdi_1, ctzdi2, bsr_rex64): New instructions.
+
+2004-06-24 Andrew Pinski <apinski@apple.com>
+
+ * config/darwin7.h (MATH_LIBRARY): Remove.
+ (LIB_SPEC): Define.
+ * config/darwin.h (MATH_LIBRARY): Define always to empty.
+ (LIB_SPEC): Only define if not already defined.
+
+2004-06-24 Revital Eres <eres@il.ibm.com>
+
+ * loop-iv.c (iv_analyze, simple_set_p): Support for identifying
+ shifts of induction variable.
+ (iv_shift): New function.
+
+2004-06-24 Richard Henderson <rth@redhat.com>
+
+ * gimplify.c (gimplify_body): Watch for body vanishing.
+
+2004-06-24 Jeff Law <law@redhat.com>
+
+ * tree-ssa-dom.c (record_dominating_conditions): New function.
+ (dom_opt_finalize_block, get_eq_expr_value): Use it.
+
+2004-06-24 Richard Sandiford <rsandifo@redhat.com>
+
+ * calls.c (shift_returned_value): Fix handling of non-integer
+ TYPE_MODEs.
+
+2004-06-24 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * c-decl.c (finish_function): Do not check for DEFAULT_MAIN_RETURN.
+ * system.h (DEFAULT_MAIN_RETURN): Poison.
+ * doc/tm.texi (DEFAULT_MAIN_RETURN): Remove documentation.
+
+2004-06-24 Ben Elliston <bje@au.ibm.com>
+
+ * doc/cfg.texi (Edges): Fix typo.
+
+2004-06-24 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_output_epilogue): Remove excess checks.
+
+2004-06-23 Andrew Pinski <apinski@apple.com>
+
+ PR middle-end/15988
+ * fold-const.c (fold_convert): Types which are compatible
+ can be converted with only a NOP_EXPR.
+
+2004-06-24 Alan Modra <amodra@bigpond.net.au>
+
+ * calls.c (expand_call): Call INIT_CUMULATIVE_ARGS earlier, and
+ pass raw n_named_args to it.
+ * targhooks.c: Formatting.
+ (hook_bool_CUMULATIVE_ARGS_false): Correct comment.
+
+2004-06-23 Richard Henderson <rth@redhat.com>
+
+ * c-gimplify.c (gimplify_decl_stmt): Push gimplify_one_sizepos inside
+ non-constant size check. Gimplify the type too. Tidy building
+ BUILT_IN_STACK_ALLOC call.
+
+2004-06-23 Roger Sayle <roger@eyesopen.com>
+
+ * c-common.c (expand_unordered_cmp): Delete.
+ (expand_tree_builtin): Delete.
+ * c-common.h (expand_tree_builtin): Delete function prototype.
+ * c-typeck.c (build_function_call): Don't call expand_tree_builtin.
+
+2004-06-23 Richard Henderson <rth@redhat.com>
+
+ * gimplify.c (gimplify_compound_lval): Don't set ARRAY_REF or
+ COMPONENT_REF variable fields unless they're non-constant.
+
+2004-06-23 Robert Millan <robertmh@gnu.org>
+
+ * config.gcc: Merge kfreebsd*-gnu with linux* and add knetbsd*-gnu.
+ * config/i386/linux.h: Allow overriding of LINK_EMULATION,
+ DYNAMIC_LINKER and register names in sc_ structure.
+ * config/kfreebsd-gnu.h: New. kfreebsd-gnu followup for linux.h.
+ * config/i386/kfreebsd-gnu.h: New. Ditto for i386-kfreebsd-gnu.
+ * config/knetbsd-gnu.h: New. Ditto for knetbsd-gnu.
+ * config/i386/knetbsd-gnu.h: New. Ditto for i386-knetbsd-gnu.
+
+ * config/kfreebsdgnu.h: Remove.
+ * config/t-kfreebsd-gnu: Likewise.
+ * config/i386/kfreebsdgnu.h: Likewise.
+
+2004-06-23 Eric Christopher <echristo@redhat.com>
+
+ * fold-const.c (make_range): Cleanup type checking through function.
+ Remove orig_type. Replace with checks to exp_type and arg0_type.
+ Clarify comment when converting from unsigned to signed.
+
+2004-06-23 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/mips.c (mips_use_dfa_pipeline_interface): Add R3000.
+ * config/mips/mips.md: Remove R3000 scheduling description.
+ * config/mips/3000.md: New file.
+
+2004-06-23 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390-protos.h (s390_emit_compare): Add prototype.
+ (s390_emit_jump): Likewise.
+ * config/s390/s390.c (s390_emit_compare): New function.
+ (s390_emit_jump): Likewise.
+ * config/s390/s390.md ("beq", "bne", "bgt", "bgtu", "blt", "bltu",
+ "bge", "bgeu", "ble", "bleu", "bunordered", "bordered", "buneq",
+ "bungt", "bunlt", "bunge", "bunle", "bltgt"): Use s390_emit_compare
+ and s390_emit_jump.
+ ("cjump"): Remove, replace by ...
+ ("*cjump_64", "*cjump_31"): ... these insns. Improve length default.
+ ("icjump", "*icjump_64", "*icjump_31"): Likewise.
+ ("trap"): Fix type attribute.
+ ("conditional_trap"): Use s390_emit_compare.
+ ("doloop_si"): Remove, replace by ...
+ ("doloop_si64", "doloop_si31"): ... these new insn_and_split.
+ Merge existing splitter into insn_and_split. Improve length default.
+ ("doloop_di"): Merge with existing splitter into insn_and_split.
+ ("doloop"): Adapt.
+ ("jump"): Convert to expander. Use s390_emit_jump.
+ ("*jump_64", "*jump_31"): New insns. Improve length default.
+
+2004-06-23 Wu Yongwei <adah@sh163.net>
+
+ * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Adjust.
+ (__gthr_i486_lock_cmp_xchg): New inline assembly function.
+ (__GTHR_W32_InterlockedCompareExchange): New macro to choose a
+ suitable function for interlocked compare-and-exchange.
+ (__gthread_mutex_trylock): Use
+ __GTHR_W32_InterlockedCompareExchange.
+ (__gthread_mutex_init_function, __gthread_mutex_lock,
+ __gthread_mutex_trylock, __gthread_mutex_unlock): Adjust the
+ initial counter value to work correctly under Windows 95.
+ * config/i386/gthr-win32.c: Adjust include order.
+ Define __GTHREAD_I486_INLINE_LOCK_PRIMITIVES before including
+ gthr-win32.h.
+ (__gthr_win32_mutex_init_function, __gthr_win32_mutex_lock,
+ __gthr_win32_mutex_trylock, __gthr_win32_mutex_unlock): Adjust
+ to match inline versions in gthr-win32.h.
+
+2004-06-23 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_use_dfa_pipeline_interface): Delete.
+ (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Redefine a hook_int_void_1.
+ (insvdi_rshift_rlwimi_p): New function.
+ * config/rs6000/rs6000.md (insvdi_internal2/3): New patterns.
+ (extendsfdf2): Convert to define_insn_and_split.
+ * config/rs6000/rs6000-protos.h (insvdi_rshift_rlwimi_p): Prototype.
+
+2004-06-23 Andrew Pinski <apinski@apple.com>
+
+ * c-typeck.c (composite_type, <case ARRAY_TYPE>): Abort if we have
+ type qualifiers at all.
+ If both of the type domains are null and the new element type is
+ the same as one of the, return the one which the element type.
+ matches.
+ Do not call qualify_type on the new type.
+
+2004-06-23 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.h (DEFAULT_MAIN_RETURN): Remove.
+
+2004-06-23 Roger Sayle <roger@eyesopen.com>
+
+ * convert.c (strip_float_extension): Skip both NOP_EXPR and
+ CONVERT_EXPR floating point extensions.
+
+2004-06-23 Diego Novillo <dnovillo@redhat.com>
+
+ * Makefile.in (tree-vn.o): New.
+ (tree-ssa-pre.o): Don't depend on RTL_H.
+ * tree-dfa.c (find_referenced_vars): Don't call init_tree_ssa.
+ * tree-flow.h (struct var_ann_d): Remove field expr_set.
+ (add_to_value, expressions_equal_p, get_value_handle, vn_compute,
+ vn_lookup_or_add, vn_add, vn_lookup, vn_init, vn_delete): Declare.
+ * tree-optimize.c (execute_init_datastructures): New local function.
+ (pass_init_datastructures): New local variable.
+ (init_tree_optimization_passes): Sequence pass_init_datastructures.
+ * tree-pretty-print.c (MASK_POINTER): Remove.
+ (dump_generic_node): Handle VALUE_HANDLE.
+ * tree-ssa-pre.c: Move all value numbering routines to tree-vn.c.
+ Update callers to use new function names.
+ Use VALUE_HANDLE_ID and VALUE_HANDLE_EXPR_SET instead of
+ variable annotations.
+ * tree-ssa.c (init_tree_ssa): Call vn_init.
+ (delete_tree_ssa): Call vn_delete.
+ * tree-vn.c: New file.
+ * tree.c (tree_size): Handle VALUE_HANDLE.
+ (tree_node_structure): Likewise.
+ (iterative_hash_expr): Likewise.
+ * tree.def (VALUE_HANDLE): New code.
+ * tree.h (struct tree_value_handle): New.
+ (VALUE_HANDLE_ID): Define.
+ (VALUE_HANDLE_EXPR_SET): Define.
+ (enum tree_node_structure_enum): Add TS_VALUE_HANDLE.
+ (union tree_node): Add struct tree_value_handle.
+
+2004-06-23 Andrew Pinski <apinski@apple.com>
+
+ * c-typeck.c (composite_type):
+ <case POINTER_TYPE>: Build a qualified type of
+ the new type.
+ <case ARRAY_TYPE>: Likewise.
+ <case FUNCTION_TYPE>: Likewise.
+
+2004-06-23 Pat Haugen <pthaugen@us.ibm.com>
+
+ PR optimization/15633
+ * value-prof.c (divmod_fixed_value_transform): Compute probability
+ of taking optimal path and pass along to gen_ routine.
+ (mod_pow2_value_transform): Same.
+ (mod_subtract_transform): Same.
+ (gen_divmod_fixed_value): Add new probability parameter.
+ Add probability to newly created jump.
+ (gen_mod_pow2): Same.
+ (gen_mod_subtract): Same.
+
+2004-06-23 Richard Earnshaw <rearnsha@arm.com>
+
+ * PR target/15948
+ * arm.md (bicsi3_cbranch): Add alternative to handle tying operands
+ one and two.
+
+2004-06-23 Richard Earnshaw <rearnsha@arm.com>
+
+ PR target/15927
+ * arm.h (THUMB_SECONDARY_OUTPUT_RELOAD_CLASS): Don't need a secondary
+ reload if CLASS is BASE_REGS.
+
+2004-06-23 Richard Sandiford <rsandifo@redhat.com>
+
+ * gengtype-yacc.y (option): Avoid use of non-constant struct
+ initializer.
+
+2004-06-23 Nathan Sidwell <nathan@codesourcery.com>
+
+ * doc/extend.texi (Function Attributes): Alphabetize.
+
+2004-06-23 Richard Henderson <rth@redhat.com>
+
+ * c-gimplify.c (gimplify_decl_stmt): Update gimplify_type_sizes call.
+ Use gimplify_and_add.
+ * c-typeck.c (c_finish_if_stmt): Use NULL instead of empty stmt.
+ * gimplify.c (build_and_jump, gimplify_exit_expr,
+ gimplify_init_constructor, gimplify_save_expr, gimple_push_cleanup,
+ gimplify_stmt, gimplify_expr): Likewise.
+ (shortcut_cond_expr): Handle NULL arms of COND_EXPR.
+ (gimplify_statement_list): Remove NULL entries.
+ (gimplify_to_stmt_list): Handle NULL results.
+ (gimplify_type_sizes): Add list_p argument.
+ (gimplify_one_sizepos): Don't use internal pre/post queue.
+ * tree-gimple.h (gimplify_type_sizes): Update.
+
+2004-06-22 Eric Christopher <echristo@redhat.com>
+
+ * config/rs6000/rs6000.md (*insvsi_internal5/6): New patterns.
+
2004-06-22 Pat Haugen <pthaugen@us.ibm.com>
* cfghooks.c (make_forwarder_block): Decrement count on fallthru edge
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