我写出来吧! 原代码(我在代码前加了行号): 1 AREA init,CODE,READONLY 2 CODE32 3 Mode_USR EQU 0x10 4 I_Bit EQU 0x80 5 F_Bit EQU 0x40 6 USR_Stack EQU 0x00203000 7 ENTRY B InitReset undefvec B undefvec swivec B swivec pabtvec B pabtvec rsvdvec B rsvdvec irqvec B irqvec fiqvec B fiqvec InitReset MSR CPSR_c,#Mode_USR|I_Bit|F_Bit LDR SP,=USR_Stack IMPORT _main b _main END 编译错误: Error:A1163E :Unknown opcode init.s line 1 Error:(Fatal) A1135U:A Label was found which was in no AREA init.s line 2