1 /* 2 * Array get, 64 bits. vAA <- vBB[vCC]. 3 * 4 * Arrays of long/double are 64-bit aligned, so it's okay to use LDRD. 5 */ 6 /* aget-wide vAA, vBB, vCC */ 7 FETCH r0, 1 @ r0<- CCBB 8 mov r9, rINST, lsr #8 @ r9<- AA 9 and r2, r0, #255 @ r2<- BB 10 mov r3, r0, lsr #8 @ r3<- CC 11 GET_VREG r0, r2 @ r0<- vBB (array object) 12 GET_VREG r1, r3 @ r1<- vCC (requested index) 13 CLEAR_SHADOW_PAIR r9, r2, r3 @ Zero out the shadow regs 14 cmp r0, #0 @ null array object? 15 beq common_errNullObject @ yes, bail 16 ldr r3, [r0, #MIRROR_ARRAY_LENGTH_OFFSET] @ r3<- arrayObj->length 17 add r0, r0, r1, lsl #3 @ r0<- arrayObj + index*width 18 cmp r1, r3 @ compare unsigned index, length 19 bcs common_errArrayIndex @ index >= length, bail 20 FETCH_ADVANCE_INST 2 @ advance rPC, load rINST 21 ldrd r2, [r0, #MIRROR_WIDE_ARRAY_DATA_OFFSET] @ r2/r3<- vBB[vCC] 22 VREG_INDEX_TO_ADDR r9, r9 @ r9<- &fp[AA] 23 GET_INST_OPCODE ip @ extract opcode from rINST 24 stmia r9, {r2-r3} @ vAA/vAA+1<- r2/r3 25 GOTO_OPCODE ip @ jump to next instruction 26
