courses:embedded_system:branch_ex2
求三个数的最大值
- MAX_VAL.S
AREA MAX_VAL, CODE, READONLY ENTRY MOV R0, #10 MOV R1, #8 MOV R2, #9 start CMP R0, R1 ; 如果R0>R1，用R0去与R2比较，否则R1去与R2比较 BGT cmp_loop2 cmp_loop1 CMP R1, R2 MOVGT R3, R1 MOVLE R3, R2 B stop cmp_loop2 CMP R0, R2 MOVGT R3, R0 MOVLE R3, R2 stop B stop END
