+#define FPEXC_DEX (1 << 29)
+#define FPEXC_FP2V (1 << 28)
+#define FPEXC_VV (1 << 27)
+#define FPEXC_TFV (1 << 26)
+#define FPEXC_LENGTH_BIT (8)
+#define FPEXC_LENGTH_MASK (7 << FPEXC_LENGTH_BIT)
+#define FPEXC_IDF (1 << 7)
+#define FPEXC_IXF (1 << 4)
+#define FPEXC_UFF (1 << 3)
+#define FPEXC_OFF (1 << 2)
+#define FPEXC_DZF (1 << 1)
+#define FPEXC_IOF (1 << 0)
+#define FPEXC_TRAP_MASK (FPEXC_IDF|FPEXC_IXF|FPEXC_UFF|FPEXC_OFF|FPEXC_DZF|FPEXC_IOF)