allwinner_a64/android/art/runtime/interpreter/mterp/arm/op_const.S
2018-08-08 16:48:17 +08:00

9 lines
507 B
ArmAsm

/* const vAA, #+BBBBbbbb */
mov r3, rINST, lsr #8 @ r3<- AA
FETCH r0, 1 @ r0<- bbbb (low)
FETCH r1, 2 @ r1<- BBBB (high)
FETCH_ADVANCE_INST 3 @ advance rPC, load rINST
orr r0, r0, r1, lsl #16 @ r0<- BBBBbbbb
GET_INST_OPCODE ip @ extract opcode from rINST
SET_VREG r0, r3 @ vAA<- r0
GOTO_OPCODE ip @ jump to next instruction