def-compiler/gen.s at master · rsalesc/def-compiler · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
.data
	globals__: .space 12
.text
_lb_print:
	li $v0, 1
	lw $a0, 4($sp)
	syscall
	li $v0, 11
	li $a0, 0x0a
	syscall
	jr $ra
	nop # add (0 declarations)
_lb_add:
	lw $a0, 4($sp)
	sw $a0, 0($sp)
	addiu $sp, $sp, -4
	lw $a0, 12($sp)
	lw $t0, 4($sp)
	addu $a0, $t0, $a0
	addiu $sp, $sp, 4
	jr $ra
	jr $ra # should not reach here
	nop # main (1 declarations)
_lb_main:
	sw $0, 4($sp)
	li $a0, 3
	sw $a0, 4($sp)
	sw $ra, 0($sp)
	addiu $sp, $sp, -4
	sw $ra, 0($sp)
	addiu $sp, $sp, -4
	li $a0, 2
	sw $a0, 0($sp)
	addiu $sp, $sp, -4
	lw $a0, 16($sp)
	sw $a0, 0($sp)
	addiu $sp, $sp, -4
	jal _lb_add
	addiu $sp, $sp, 8
	lw $ra, 4($sp)
	addiu $sp, $sp, 4
	sw $a0, 0($sp)
	addiu $sp, $sp, -4
	jal _lb_print
	addiu $sp, $sp, 4
	lw $ra, 4($sp)
	addiu $sp, $sp, 4
	jr $ra # should not reach here
main:
	la $t9, globals__
	sw $0, 4($t9)
	addiu $sp, $sp, -4
	jal _lb_main
	addiu $sp, $sp, 4
	li $v0, 10
	syscall