/* const-wide vAA, #+HHHHhhhhBBBBbbbb */
    FETCH r0, 1                         @ r0<- bbbb (low)
    FETCH r1, 2                         @ r1<- BBBB (low middle)
    FETCH r2, 3                         @ r2<- hhhh (high middle)
    orr     r0, r0, r1, lsl #16         @ r0<- BBBBbbbb (low word)
    FETCH r3, 4                         @ r3<- HHHH (high)
    mov     r9, rINST, lsr #8           @ r9<- AA
    orr     r1, r2, r3, lsl #16         @ r1<- HHHHhhhh (high word)
    CLEAR_SHADOW_PAIR r9, r2, r3        @ Zero out the shadow regs
    FETCH_ADVANCE_INST 5                @ advance rPC, load rINST
    VREG_INDEX_TO_ADDR r9, r9           @ r9<- &fp[AA]
    GET_INST_OPCODE ip                  @ extract opcode from rINST
    stmia   r9, {r0-r1}                 @ vAA<- r0/r1
    GOTO_OPCODE ip                      @ jump to next instruction