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get_neighbor_locations.asm
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get_neighbor_locations.asm
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.text
.align 2
.globl rowcol_to_num
# a0 is row
# a1 is col
# a2 is width of board
# a3 is location of where to store
.globl get_neighbor_locations
get_neighbor_locations:
addi $sp, $sp, -20
sw $ra, 16($sp)
sw $s3, 12($sp)
sw $s2, 8($sp)
sw $s1, 4($sp)
sw $s0, 0($sp)
move $s0, $a0 # row
move $s1, $a1 # col
move $s2, $a2 # width
move $s3, $a3 # location
# -1, -1
addi $t0, $s0, -1
add $t0, $t0, $s2
rem $t0, $t0, $s2
addi $t1, $s1, -1
add $t1, $t1, $s2
rem $t1, $t1, $s2
move $a0, $t0
move $a1, $t1
move $a2, $s2
jal rowcol_to_num
sw $v0, 0($s3)
addi $s3, $s3, 4
# -1, 0
addi $t0, $s0, -1
add $t0, $t0, $s2
rem $t0, $t0, $s2
addi $t1, $s1, 0
add $t1, $t1, $s2
rem $t1, $t1, $s2
move $a0, $t0
move $a1, $t1
move $a2, $s2
jal rowcol_to_num
sw $v0, 0($s3)
addi $s3, $s3, 4
# -1, 1
addi $t0, $s0, -1
add $t0, $t0, $s2
rem $t0, $t0, $s2
addi $t1, $s1, 1
add $t1, $t1, $s2
rem $t1, $t1, $s2
move $a0, $t0
move $a1, $t1
move $a2, $s2
jal rowcol_to_num
sw $v0, 0($s3)
addi $s3, $s3, 4
# 0, -1
addi $t0, $s0, 0
add $t0, $t0, $s2
rem $t0, $t0, $s2
addi $t1, $s1, -1
add $t1, $t1, $s2
rem $t1, $t1, $s2
move $a0, $t0
move $a1, $t1
move $a2, $s2
jal rowcol_to_num
sw $v0, 0($s3)
addi $s3, $s3, 4
# 0, 1
addi $t0, $s0, 0
add $t0, $t0, $s2
rem $t0, $t0, $s2
addi $t1, $s1, 1
add $t1, $t1, $s2
rem $t1, $t1, $s2
move $a0, $t0
move $a1, $t1
move $a2, $s2
jal rowcol_to_num
sw $v0, 0($s3)
addi $s3, $s3, 4
# 1, -1
addi $t0, $s0, 1
add $t0, $t0, $s2
rem $t0, $t0, $s2
addi $t1, $s1, -1
add $t1, $t1, $s2
rem $t1, $t1, $s2
move $a0, $t0
move $a1, $t1
move $a2, $s2
jal rowcol_to_num
sw $v0, 0($s3)
addi $s3, $s3, 4
# 1, 0
addi $t0, $s0, 1
add $t0, $t0, $s2
rem $t0, $t0, $s2
addi $t1, $s1, 0
add $t1, $t1, $s2
rem $t1, $t1, $s2
move $a0, $t0
move $a1, $t1
move $a2, $s2
jal rowcol_to_num
sw $v0, 0($s3)
addi $s3, $s3, 4
# 1, 1
addi $t0, $s0, 1
add $t0, $t0, $s2
rem $t0, $t0, $s2
addi $t1, $s1, 1
add $t1, $t1, $s2
rem $t1, $t1, $s2
move $a0, $t0
move $a1, $t1
move $a2, $s2
jal rowcol_to_num
sw $v0, 0($s3)
get_neighbor_locations_done:
addi $s3, $s3, -28
move $v0, $s3
lw $ra, 16($sp)
lw $s3, 12($sp)
lw $s2, 8($sp)
lw $s1, 4($sp)
lw $s0, 0($sp)
addi $sp, $sp, 20
jr $ra