lab 3 stuff

.data
num: .word 0xabcdeff, 0x11223344, 0xaabbccdd, 0x12345678,0x12345678, 0x11aa22bb

.text
la x1, num
li x4, 5
addi x3, x0, 0
rpt:
    lw x2, 0(x1)
    add x3, x3, x2
    addi x1, x1, 4
    addi x4, x4, -1
    bne x4, x0, rpt
    sw x3, 4(x1)
nop
===================================================
.data
num: .half 0xabcd, 0xeeff, 0x1122, 0x3344, 0xaabb, 0xccdd, 0x1234, 0x5678, 0x11aa, 0x22bb

.text
la x1, num
li x4, 5
addi x4, x4, -1
rpt:
    lhu x2, 0(x1)
    add x3, x3, x2
    addi x1, x1, 4
    addi x4, x4, -1
    bne x4, x0, rpt
    sw x3, 4(x1)
nop
===================================================
.data
num: .byte 0xab, 0xcd, 0xee, 0xff, 0x11, 0x22, 0x33, 0x44, 0xaa, 0xbb, 0xcc, 0xdd, 0x12, 0x34, 0x56, 0x78, 0x11, 0xaa, 0x22, 0xbb

.text
la x1, num
li x4, 5
addi x3, x0, 0
rpt:
    lbu x2, 0(x1)
    add x3, x3, x2
    addi x1, x1, 4
    addi x4, x4, -1
    bne x4, x0, rpt
    sw x3, 4(x1)
nop
===================endianness======================
.data

num: .word 0xabcdeeff, 0x11223344, 0xaabbccdd, 0x12345678, 0x11aa22bb

.text
li x4, 0x300
li x2, 6
la x3, num

next: addi x7, x0, 4
back: lbu x6, 3(x3)
sb x6, 0(x4)
addi x3, x3, -1
addi x4, x4, 1
addi x7, x7, 01
bne x7, x0, back
addi x3, x3, 8
addi x2, x2, -1
bne x2, x0, next