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Fix up Luau numeric library

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Rerumu 2022-04-29 20:15:31 -04:00
parent aa293ed7e1
commit 313d8cbbc2
1 changed files with 21 additions and 20 deletions
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41
codegen-luau/runtime/numeric.lua
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@ -297,7 +297,7 @@ local function op_shift_right_unsigned(lhs, rhs)
local high_v = bit_rshift(high_a, count) local high_v = bit_rshift(high_a, count)
return from_u32(low_v, high_v) return from_u32(low_v, high_v)
elseif numBits == 32 then elseif count == 32 then
local _, high_a = to_u32(lhs) local _, high_a = to_u32(lhs)
return from_u32(high_a, 0) return from_u32(high_a, 0)
@ -319,7 +319,7 @@ local function op_shift_right_signed(lhs, rhs)
return from_u32(low_v, high_v) return from_u32(low_v, high_v)
else else
local low_a, high_a = to_u32(lhs) local _, high_a = to_u32(lhs)
local low_v = bit_arshift(high_a, count - 32) local low_v = bit_arshift(high_a, count - 32)
local high_v = high_a > N_2_TO_31 and N_2_TO_32 - 1 or 0 local high_v = high_a > N_2_TO_31 and N_2_TO_32 - 1 or 0
@ -387,40 +387,41 @@ local function op_is_greater_signed(lhs, rhs)
end end
end end
local function to_bytes_le(value)
local low, high = to_u32(value)
return {
bit_band(low, 0xFF),
bit_band(bit_rshift(low, 8), 0xFF),
bit_band(bit_rshift(low, 16), 0xFF),
bit_band(bit_rshift(low, 24), 0xFF),
bit_band(high, 0xFF),
bit_band(bit_rshift(high, 8), 0xFF),
bit_band(bit_rshift(high, 16), 0xFF),
bit_band(bit_rshift(high, 24), 0xFF),
}
end
VAL_ZERO = from_f64(0) VAL_ZERO = from_f64(0)
VAL_ONE = from_f64(1) VAL_ONE = from_f64(1)
VAL_2_TO_24 = from_f64(0x1000000) VAL_2_TO_24 = from_f64(0x1000000)
Numeric.from_f64 = from_f64 Numeric.from_f64 = from_f64
Numeric.from_u32 = from_u32 Numeric.from_u32 = from_u32
Numeric.to_f64 = to_f64
Numeric.divide_unsigned = op_divide_unsigned
Numeric.bit_and = op_band
Numeric.bit_not = op_bnot
Numeric.bit_or = op_bor
Numeric.bit_xor = op_bxor
Numeric.shift_left = op_shift_left
Numeric.shift_right_signed = op_shift_right_signed
Numeric.shift_right_unsigned = op_shift_right_unsigned
Numeric.is_greater_signed = op_is_greater_signed
Numeric.is_less_unsigned = op_is_less_unsigned
Numeric.is_greater_unsigned = op_is_greater_unsigned
Numeric.__add = op_add Numeric.__add = op_add
Numeric.__sub = op_subtract Numeric.__sub = op_subtract
Numeric.__mul = op_multiply Numeric.__mul = op_multiply
Numeric.__div = op_divide_unsigned Numeric.__div = op_divide_signed
Numeric.__unm = op_negate Numeric.__unm = op_negate
Numeric.__eq = op_is_equal Numeric.__eq = op_is_equal
Numeric.__lt = op_is_less_unsigned Numeric.__lt = op_is_less_signed
function Numeric.__le(lhs, rhs) function Numeric.__le(lhs, rhs)
return op_is_less_unsigned(lhs, rhs) or op_is_equal(lhs, rhs) return op_is_less_signed(lhs, rhs) or op_is_equal(lhs, rhs)
end end
function Numeric.__tostring(value) function Numeric.__tostring(value)