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
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
|
@micropython.asm_rv32
def f1():
li(a0, 0)
la(a1, END)
c_jr(a1)
c_addi(a0, 1)
c_addi(a0, 1)
c_addi(a0, 1)
c_addi(a0, 1)
c_addi(a0, 1)
label(END)
print(f1())
@micropython.asm_rv32
def f2():
addi(sp, sp, -4)
c_swsp(ra, 0)
li(ra, 0)
li(a0, 0)
c_jal(END)
c_addi(a0, 1)
c_addi(a0, 1)
c_addi(a0, 1)
c_addi(a0, 1)
c_addi(a0, 1)
label(END)
bne(ra, zero, SUCCESS)
c_addi(a0, 2)
label(SUCCESS)
c_lwsp(ra, 0)
addi(sp, sp, 4)
print(f2())
@micropython.asm_rv32
def f3():
li(a0, 0)
c_j(END)
c_addi(a0, 1)
c_addi(a0, 1)
c_addi(a0, 1)
c_addi(a0, 1)
c_addi(a0, 1)
label(END)
print(f3())
@micropython.asm_rv32
def f4():
addi(sp, sp, -4)
c_swsp(ra, 0)
li(ra, 0)
li(a0, 0)
la(a1, END)
c_jalr(a1)
c_addi(a0, 1)
c_addi(a0, 1)
c_addi(a0, 1)
c_addi(a0, 1)
c_addi(a0, 1)
label(END)
bne(ra, zero, SUCCESS)
c_addi(a0, 2)
label(SUCCESS)
c_lwsp(ra, 0)
addi(sp, sp, 4)
print(f4())
@micropython.asm_rv32
def f5():
li(a0, 0)
li(a1, 0)
jal(a1, END)
c_addi(a0, 1)
c_addi(a0, 1)
c_addi(a0, 1)
c_addi(a0, 1)
c_addi(a0, 1)
label(END)
bne(a1, zero, SUCCESS)
c_addi(a0, 2)
label(SUCCESS)
print(f5())
@micropython.asm_rv32
def f6():
li(a0, 0)
la(a1, JUMP)
li(a2, 0)
jalr(a2, a1, 10)
label(JUMP)
c_addi(a0, 1)
c_addi(a0, 1)
c_addi(a0, 1)
c_addi(a0, 1)
c_addi(a0, 1)
bne(a2, zero, SUCCESS)
c_addi(a0, 2)
label(SUCCESS)
print(f6())
|
