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以下的ARM代码在干什么<br />andeq r4,r0,r8,ror r7 <br />add r12,r0,#0x800000 <br />tst r12,#0x7f000000 <br />beq 0x65ab4 <br />movs r1,r0,asr #3 <br />mov r0,r0,lsl #29 <br />add r1,r1,#0x38000000 <br />bxpl r14 <br />sub r1,r1,#0x70000000 <br />bx r14 <br />tst r12,#0x800000 <br />beq 0x65ad8 <br />mov r1,r0 <br />movs r0,r0,lsl #1 <br />bxeq r14 <br />and r2,r1,#0x80000000 <br />add r3,r2,#0x36800000 <br />mov r1,r1,lsl #3 <br />b 0x652dc <br />movs r2,r0,lsl #9 <br />ldr r12,0x00065af4 ; = #0x04000018 <br />bne 0x65e38 <br />b 0x65ae8 <br />orr r1,r0,#0x700000 <br />mov r0,r2 <br />bx r14 <br /><br /><br />bx pc <br />stmfd r13!,{r4-r6,r14} <br />ldr r12,0x000656e0 ; = #0x07ff0000 <br />bics r14,r12,r1,lsr #4 <br />bicnes r14,r12,r3,lsr #4 <br />beq 0x6568c <br />and r14,r12,r1,lsr #4 <br />eor r5,r1,r3 <br />orr r14,r14,r5,lsr #31 <br />ands r5,r12,r3,lsr #4 <br />tstne r1,r12,lsl #4 <br />beq 0x65564 <br /> <br />orrs r4,r0,r1,lsl #1 <br />orrnes r4,r2,r3,lsl #1 <br />beq 0x65584 <br />tst r5,r5 <br />beq 0x65610 <br />bics r4,r14,#1 <br />beq 0x65594 <br />b 0x6545c <br />mov r0,#0 <br />mov r1,r14,lsl #31 <br />ldmfd r13!,{r4-r6,r14} <br />bx r14 <br /> <br /><br /><br /> <br /> |
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