wowo

.data
mat1: .word 3,3,3,3,3,3,3,3,3
mat2: .word 3,3,3,3,3,3,3,3,3
        .equ row1,3
        .equ row2,3
        .equ col2,3
    res: .zero 36

.text
li x4,row1        #loading row number
la x1, mat1       #loading matrix1 address
la x3, res

nextrow:
li x5, col2       #loading column number
la x2,mat2        #loading matrix2 address

nextcol:
li x6, row2
mv x7, x0

dotprod:
lw x8, 0(x1)
lw x9, 0(x2)
mul x10, x8, x9        #element wise multiplication
add x7, x7, x10        #column wise addition
addi x1, x1, 4         #next element in a row
addi x2, x2, col2*4    #next element in a column
addi x6, x6, -1        #decrement for row number count
bne x6, x0, dotprod

sw x7, 0(x3)
addi x3, x3, 4
addi x5, x5, -1
beq x5, x0, skip
addi x1, x1, -row2*4
addi x2, x2, 4-row2*col2*4
j nextcol

skip:
addi x4,x4, -1
bne x4,x0, nextrow