ARM--day2(cpsr、spsr、数据搬移指令、移位操作指令、位运算操作指令、算数运算指令、比较指令、跳转指令)
.text.global_gcd_gcd:movr0,#9movr1,#15blooploop:cmpr0,r1beqstopsubhir0,r1bhiloopsubccr1,r0bccloopstop:bstop.end用for循环实现1~100之间和5050.text.global_gcd_gcd:movr0,#0x0movr1,#0x1movr2,#0x64blooploop:cmpr1,r