22 lines
430 B
Lua
22 lines
430 B
Lua
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local mask32 = 0xFFFFFFFF
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return {
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rshift = function(i, s)
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return (mask32 & i) >> s
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end,
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lshift = function(i, s)
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return mask32 & (i << s)
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end,
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band = function(i, j)
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return i & j & mask32
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end,
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bor = function(i, j)
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return (i | j) & mask32
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end,
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bor = function(i, j)
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return (i ^ j) & mask32
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end,
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extract = function(v, shift, count)
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return ((bit32 & v) >> shift) & ((1<<count)-1)
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end,
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}
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