#define IRQ_MODE 0x12
#define SVC_MODE 0x13
#define ABT_MODE 0x17
+#define HYP_MODE 0x1a
#define UND_MODE 0x1b
#define SYSTEM_MODE 0x1f
#define MODE_MASK 0x1f
#define T_BIT 0x20
#define F_BIT 0x40
#define I_BIT 0x80
+#define A_BIT 0x100
#define CC_V_BIT (1 << 28)
#define CC_C_BIT (1 << 29)
#define CC_Z_BIT (1 << 30)