Initial revision

lib/float/sbf4.c

@@ -0,0 +1,27 @@
+/*
+ (c) copyright 1988 by the Vrije Universiteit, Amsterdam, The Netherlands.
+  See the copyright notice in the ACK home directory, in the file "Copyright".
+*/
+
+/* $Header$ */
+
+/*
+	SUBTRACT TWO FLOATS - SINGLE Precision (SBF 4)
+*/
+
+#include	"FP_types.h"
+
+void
+sbf4(s2,s1)
+SINGLE	s1,s2;
+{
+	EXTEND e1,e2;
+
+	if (s2 == (SINGLE) 0) {
+		return;
+	}
+	extend(&s1,&e1,sizeof(SINGLE));
+	extend(&s2,&e2,sizeof(SINGLE));
+	sub_ext(&e1,&e2);
+	compact(&e1,&s1,sizeof(SINGLE));
+}