diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index c45ba3e270a..c5c9507c1c7 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* config/mn10300/mn10300.h (STRUCT_VALUE): Change to 0.
+
 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
 
 	* config/alpha/alpha.h (STRUCT_VALUE): Remove.
diff --git a/gcc/config/mn10300/mn10300.h b/gcc/config/mn10300/mn10300.h
index 9aa221a6806..9aaf7ffc5ff 100644
--- a/gcc/config/mn10300/mn10300.h
+++ b/gcc/config/mn10300/mn10300.h
@@ -630,7 +630,7 @@ struct cum_arg {int nbytes; };
    is passed to a function.  On the MN10300 it's passed as
    the first parameter.  */
 
-#define STRUCT_VALUE FIRST_DATA_REGNUM
+#define STRUCT_VALUE 0
 
 /* EXIT_IGNORE_STACK should be nonzero if, when returning from a function,
    the stack pointer does not matter.  The value is tested only in