-/* Pentium4 or better required */
-#define CpuP4 (Cpu686 + 1)
-/* AMD K6 or better required*/
-#define CpuK6 (CpuP4 + 1)
-/* AMD K8 or better required */
-#define CpuK8 (CpuK6 + 1)
+/* CLFLUSH Instuction support required */
+#define CpuClflush (Cpu686 + 1)
+/* SYSCALL Instuctions support required */
+#define CpuSYSCALL (CpuClflush + 1)
+/* Floating point support required */
+#define Cpu8087 (CpuSYSCALL + 1)
+/* i287 support required */
+#define Cpu287 (Cpu8087 + 1)
+/* i387 support required */
+#define Cpu387 (Cpu287 + 1)
+/* i686 and floating point support required */
+#define Cpu687 (Cpu387 + 1)
+/* SSE3 and floating point support required */
+#define CpuFISTTP (Cpu687 + 1)