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32 lines
598 B
32 lines
598 B
# test loading from ptr16 type
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# only works on little endian machines
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@micropython.viper
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def get(src:ptr16) -> int:
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return src[0]
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@micropython.viper
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def get1(src:ptr16) -> int:
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return src[1]
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@micropython.viper
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def memadd(src:ptr16, n:int) -> int:
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sum = 0
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for i in range(n):
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sum += src[i]
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return sum
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@micropython.viper
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def memadd2(src_in) -> int:
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src = ptr16(src_in)
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n = int(len(src_in)) >> 1
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sum = 0
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for i in range(n):
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sum += src[i]
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return sum
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b = bytearray(b'1234')
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print(b)
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print(get(b), get1(b))
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print(memadd(b, 2))
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print(memadd2(b))
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