* rtl.c (rtx_alloc): Use memset instead of inline loop.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24632 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 9eb38ff..650fb46 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+Tue Jan 12 01:30:19 1999  Richard Henderson  <rth@cygnus.com>
+
+       * rtl.c (rtx_alloc): Use memset instead of inline loop.
+
 Tue Jan 12 00:23:31 1999  Richard Henderson  <rth@cygnus.com>
 
        * function.c (purge_addressof_1): If the note accesses a mem+addressof

diff --git a/gcc/rtl.c b/gcc/rtl.c
index 322bdc9..33cf0cb 100644 (file)
--- a/gcc/rtl.c
+++ b/gcc/rtl.c
@@ -254,9 +254,7 @@ rtx_alloc (code)
      one int, but we don't want to assume that and it isn't very portable
      anyway; this is.  */
 
-  length = (sizeof (struct rtx_def) - sizeof (rtunion) - 1) / sizeof (int);
-  for (; length >= 0; length--)
-    ((int *) rt)[length] = 0;
+  memset (rt, 0, sizeof (struct rtx_def) - sizeof (rtunion));
 
   PUT_CODE (rt, code);