Add execution property in register memory for gfx801.

Signed-off-by: Xihan Zhang <xihan.zhang@amd.com>

include/hsakmt.h

@@ -364,7 +364,8 @@ HSAKMT_STATUS
 HSAKMTAPI
 hsaKmtRegisterMemory(
     void*       MemoryAddress,      //IN (page-aligned)
-    HSAuint64   MemorySizeInBytes   //IN (page-aligned)
+    HSAuint64   MemorySizeInBytes,  //IN (page-aligned)
+    int ExecuteAccess
     );