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
|
# Test boundary conditions for various architectures
TEST_DATA = (
(3, (0x04030201, 0x08070605, 0x0C0B0A09)),
(63, (0x100F0E0D, 0x14131211, 0x18171615)),
(1023, (0x1C1B1A19, 0x201F1E1D, 0x24232221)),
)
SET_TEMPLATE = """
@micropython.viper
def set{off}(dest: ptr32):
dest[{off}] = {val} & 0x3FFFFFFF
set{off}(b)
print(b[{off} * 4:({off} + 1) * 4])
"""
@micropython.viper
def set_index(dest: ptr32, i: int, val: int):
dest[i] = val
b = bytearray(5000)
for start, vals in TEST_DATA:
for i, v in enumerate(vals):
set_index(b, start + i, v)
print(b[(start + i) * 4 : (start + i + 1) * 4])
for i in range(len(b)):
b[i] = 0
for start, vals in TEST_DATA:
for i, v in enumerate(vals):
exec(SET_TEMPLATE.format(off=start + i, val=v + 0x01010101))
|
