M33

typedef struct MY_REG{ unsigned long r0; unsigned long r1; unsigned long r2; unsigned long r3; unsigned long r4; unsigned long r5; unsigned long r6; unsigned long r7; unsigned long r8; unsigned long r9; unsigned long r10; unsigned long r11; unsigned long r12; unsigned long r13; unsigned long r14; unsigned long r15; // PC}MY_REG; MY_REG my_reg_