1 files changed, 53 insertions, 0 deletions

diff --git a/private/mvdm/softpc.new/base/ccpu386/xchg.c b/private/mvdm/softpc.new/base/ccpu386/xchg.c
new file mode 100644
index 000000000..15c27842a
--- /dev/null
+++ b/private/mvdm/softpc.new/base/ccpu386/xchg.c
@@ -0,0 +1,53 @@
+/*[
+
+xchg.c
+
+LOCAL CHAR SccsID[]="@(#)xchg.c	1.5 02/09/94";
+
+XCHG CPU Functions.
+-------------------
+
+]*/
+
+
+#include <insignia.h>
+
+#include <host_def.h>
+#include <xt.h>
+#include <c_main.h>
+#include <c_addr.h>
+#include <c_bsic.h>
+#include <c_prot.h>
+#include <c_seg.h>
+#include <c_stack.h>
+#include <c_xcptn.h>
+#include	<c_reg.h>
+#include <xchg.h>
+
+
+/*
+   =====================================================================
+   EXTERNAL ROUTINES START HERE
+   =====================================================================
+ */
+
+
+/*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/
+/* Generic - one size fits all 'xchg'.                                */
+/*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/
+GLOBAL VOID
+XCHG
+       	    	               
+IFN2(
+	IU32 *, pop1,	/* pntr to dst/lsrc operand */
+	IU32 *, pop2	/* pntr to dst/rsrc operand */
+    )
+
+
+   {
+   IU32 temp;
+
+   temp = *pop1;
+   *pop1 = *pop2;
+   *pop2 = temp;
+   }