//\r
#define MAX_ADDRESS 0xFFFFFFFFFFFFFFFFULL\r
\r
+//\r
+// Per the Itanium Software Conventions and Runtime Architecture Guide,\r
+// section 3.3.4, IPF stack must always be 16-byte aligned.\r
+//\r
+#define CPU_STACK_ALIGNMENT 16\r
+\r
//\r
// Modifier to ensure that all protocol member functions and EFI intrinsics\r
// use the correct C calling convention. All protocol member functions and\r