builtins.c (expand_builtin_memcmp): Do not emit the call here.

	* builtins.c (expand_builtin_memcmp): Do not emit the call here.
	(expand_builtin_trap): Emit a regular call.
	(set_builtin_user_assembler_name): Remove obsolete cases.
	* dse.c (scan_insn): Adjust.
	* except.c: Include calls.h.
	(sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
	emit a regular call to setjmp.
	* expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
	(block_move_libcall_safe_for_call_parm): Use memcpy builtin.
	(emit_block_move_via_libcall): Delete.
	(block_move_fn): Delete.
	(init_block_move_fn): Likewise.
	(emit_block_move_libcall_fn): Likewise.
	(emit_block_op_via_libcall): New function.
	(set_storage_via_libcall): Tidy up and use memset builtin.
	(block_clear_fn): Delete.
	(init_block_clear_fn): Likewise.
	(clear_storage_libcall_fn): Likewise.
	(expand_assignment): Call emit_block_move_via_libcall.
	Do not include gt-expr.h.
	* expr.h (emit_block_op_via_libcall): Declare.
	(emit_block_copy_via_libcall): New inline function.
	(emit_block_move_via_libcall): Likewise.
	(emit_block_comp_via_libcall): Likewise.
	(block_clear_fn): Delete.
	(init_block_move_fn): Likewise.
	(init_block_clear_fn): Likewise.
	(emit_block_move_via_libcall): Likewise.
	(set_storage_via_libcall): Add default parameter value.
	* libfuncs.h (enum libfunc_index): Remove obsolete values.
	(abort_libfunc): Delete.
	(memcpy_libfunc): Likewise.
	(memmove_libfunc): Likewise.
	(memcmp_libfunc): Likewise.
	(memset_libfunc): Likewise.
	(setbits_libfunc): Likewise.
	(setjmp_libfunc): Likewise.
	(longjmp_libfunc): Likewise.
	(profile_function_entry_libfunc): Likewise.
	(profile_function_exit_libfunc): Likewise.
	(gcov_flush_libfunc): Likewise.
	* optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
	and DECL_VISIBILITY on the declaration.
	(init_optabs): Do not initialize obsolete libfuncs.
	* optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
	* tree-core.h (ECF_RET1): Define.
	(ECF_TM_PURE): Adjust.
	(ECF_TM_BUILTIN): Likewise.
	* tree.c (set_call_expr_flags): Deal with ECF_RET1.
	(build_common_builtin_nodes): Initialize abort builtin.
	Add ECF_RET1 on memcpy, memmove and memset builtins.
	Pass final flags for alloca and alloca_with_align builtins.
	* config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
	obsolete builtins.
	* config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
	* config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
	set_storage_via_libcall and call emit_block_copy_via_libcall.

From-SVN: r236195

1 files changed, 4 insertions, 25 deletions

diff --git a/gcc/optabs-libfuncs.c b/gcc/optabs-libfuncs.c
index b300096..79a07d6 100644
--- a/gcc/optabs-libfuncs.c
+++ b/gcc/optabs-libfuncs.c
@@ -731,14 +731,15 @@ static GTY (()) hash_table<libfunc_decl_hasher> *libfunc_decls;
 tree
 build_libfunc_function (const char *name)
 {
+  /* ??? We don't have any type information; pretend this is "int foo ()".  */
   tree decl = build_decl (UNKNOWN_LOCATION, FUNCTION_DECL,
 			  get_identifier (name),
 			  build_function_type (integer_type_node, NULL_TREE));
-  /* ??? We don't have any type information except for this is
-     a function.  Pretend this is "int foo ()".  */
-  DECL_ARTIFICIAL (decl) = 1;
   DECL_EXTERNAL (decl) = 1;
   TREE_PUBLIC (decl) = 1;
+  DECL_ARTIFICIAL (decl) = 1;
+  DECL_VISIBILITY (decl) = VISIBILITY_DEFAULT;
+  DECL_VISIBILITY_SPECIFIED (decl) = 1;
   gcc_assert (DECL_ASSEMBLER_NAME (decl));
 
   /* Zap the nonsensical SYMBOL_REF_DECL for this.  What we're left with
@@ -887,32 +888,10 @@ init_optabs (void)
     set_optab_libfunc (abs_optab, TYPE_MODE (complex_double_type_node),
 		       "cabs");
 
-  abort_libfunc = init_one_libfunc ("abort");
-  memcpy_libfunc = init_one_libfunc ("memcpy");
-  memmove_libfunc = init_one_libfunc ("memmove");
-  memcmp_libfunc = init_one_libfunc ("memcmp");
-  memset_libfunc = init_one_libfunc ("memset");
-  setbits_libfunc = init_one_libfunc ("__setbits");
-
-#ifndef DONT_USE_BUILTIN_SETJMP
-  setjmp_libfunc = init_one_libfunc ("__builtin_setjmp");
-  longjmp_libfunc = init_one_libfunc ("__builtin_longjmp");
-#else
-  setjmp_libfunc = init_one_libfunc ("setjmp");
-  longjmp_libfunc = init_one_libfunc ("longjmp");
-#endif
   unwind_sjlj_register_libfunc = init_one_libfunc ("_Unwind_SjLj_Register");
   unwind_sjlj_unregister_libfunc
     = init_one_libfunc ("_Unwind_SjLj_Unregister");
 
-  /* For function entry/exit instrumentation.  */
-  profile_function_entry_libfunc
-    = init_one_libfunc ("__cyg_profile_func_enter");
-  profile_function_exit_libfunc
-    = init_one_libfunc ("__cyg_profile_func_exit");
-
-  gcov_flush_libfunc = init_one_libfunc ("__gcov_flush");
-
   /* Allow the target to add more libcalls or rename some, etc.  */
   targetm.init_libfuncs ();
 }