%const %integer R0  = 0,  R1  = 1,  R2  = 2,  R3  = 3,
                R4  = 4,  R5  = 5,  R6  = 6,  R7  = 7,
                R8  = 8,  R9  = 9,  R10 = 10, R11 = 11,
                AP  = 12, FP  = 13, SP  = 14, PC  = 15

%const %integer GP  = 10, DP  = 11