MIPS小端模式LWL和LWR的作用

.data
base:
.byte 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88
.text
or $s0, $0, $0
lwl $s0, base + 4
or $a0, $0, $s0
jal print
lwr $s0, base + 1
or $a0, $0, $s0
jal print
or $s0, $0, $0
lwl $s0, base + 5
or $a0, $0, $s0
jal print
lwr $s0, base + 2
or $a0, $0, $s0
jal print
or $s0, $0, $0
lwl $s0, base + 6
or $a0, $0, $s0
jal print
lwr $s0, base + 3
or $a0, $0, $s0
jal print
or $s0, $0, $0
lwl $s0, base + 7
or $a0, $0, $s0
jal print
lwr $s0, base + 4
or $a0, $0, $s0
jal print
j exit
print:
ori $v0, $0, 34
syscall
ori $a0, $0, 10
ori $v0, $0, 11
syscall
jr $ra
exit:
ori $v0, 10
syscall

0x55000000
0x55443322
0x66550000
0x66554433
0x77665500
0x77665544
0x88776655
0x88776655