AREA AddReg,CODE,READONLY
ENTRY
Main
ADR R0,ThumbProg+1
BX R0;

CODE16;
ThumbProg
MOV R2,#2
MOV R3,#3
ADD r2,r2,r3
ADR R0,ARMProg
BX R0;

CODE32;
ARMProg
MOV R4,#4
MOV R5,#5
ADD R4,R4,R5

Stop
MOV R0,#0x18
LDR R1,=0x2c026
SWI 0x123456
END

编译的时候出现了上面的情况，请各位大仙求解？？？？？？？？？？？？？？？