1 /* 2 * Long integer shift. This is different from the generic 32/64-bit 3 * binary operations because vAA/vBB are 64-bit but vCC (the shift 4 * distance) is 32-bit. Also, Dalvik requires us to ignore all but the low 5 * 6 bits. 6 */ 7 /* shr-long vAA, vBB, vCC */ 8 and r2, r2, #63 @ r0<- r0 & 0x3f 9 mov r0, r0, lsr r2 @ r0<- r2 >> r2 10 rsb r3, r2, #32 @ r3<- 32 - r2 11 orr r0, r0, r1, asl r3 @ r0<- r0 | (r1 << (32-r2)) 12 subs ip, r2, #32 @ ip<- r2 - 32 13 movpl r0, r1, asr ip @ if r2 >= 32, r0<-r1 >> (r2-32) 14 mov r1, r1, asr r2 @ r1<- r1 >> r2 15 bx lr 16
