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binary_ops.jl
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for OP in (:(&), :(|), :(⊻))
@eval begin
@inline function $OP(x::T, y::T) where T<:SafeInteger
ix = baseint(x)
iy = baseint(y)
result = $OP(ix, iy)
return safeint(result)
end
@inline function $OP(x::T1, y::T2) where {T1<:SafeInteger, T2<:SafeInteger}
xx, yy = promote(x, y)
return $OP(xx, yy)
end
@inline function $OP(x::T1, y::T2) where {T1<:SafeInteger, T2<:Integer}
xx, yy = promote(x, y)
return $OP(xx, yy)
end
@inline function $OP(x::T2, y::T1) where {T1<:SafeInteger, T2<:Integer}
xx, yy = promote(x, y)
return $OP(xx, yy)
end
end
end
for OP in (:(<), :(<=), :(>=), :(>), :(!=), :(==), :isless, :isequal)
for SI in (SafeSigned, SafeUnsigned, SafeInteger)
@eval begin
@inline function $OP(x::T, y::T) where T<: $SI
ix = baseint(x)
iy = baseint(y)
result = $OP(ix, iy)
return safeint(result)
end
@inline function $OP(x::T1, y::T2) where {T1<:$SI, T2<: $SI}
xx, yy = promote(x, y)
return $OP(xx, yy)
end
end
end
@eval begin
@inline function $OP(x::T1, y::T2) where {T1<:SafeSigned, T2<:Signed}
xx, yy = promote(x, y)
return $OP(xx, yy)
end
@inline function $OP(x::T1, y::T2) where {T1<:Signed, T2<:SafeSigned}
xx, yy = promote(x, y)
return $OP(xx, yy)
end
@inline function $OP(x::T1, y::T2) where {T1<:SafeSigned, T2<:Unsigned}
xx, yy = promote(x, y)
return $OP(xx, yy)
end
@inline function $OP(x::T1, y::T2) where {T1<:Unsigned, T2<:SafeSigned}
xx, yy = promote(x, y)
return $OP(xx, yy)
end
@inline function $OP(x::T1, y::T2) where {T1<:SafeUnsigned, T2<:Signed}
xx, yy = promote(x, y)
return $OP(xx, yy)
end
@inline function $OP(x::T1, y::T2) where {T1<:Signed, T2<:SafeUnsigned}
xx, yy = promote(x, y)
return $OP(xx, yy)
end
@inline function $OP(x::T1, y::T2) where {T1<:SafeUnsigned, T2<:Unsigned}
xx, yy = promote(x, y)
return $OP(xx, yy)
end
@inline function $OP(x::T1, y::T2) where {T1<:Unsigned, T2<:SafeUnsigned}
xx, yy = promote(x, y)
return $OP(xx, yy)
end
end
end
for OP in (:(>>>), :(>>), :(<<))
@eval begin
@inline function $OP(x::T, y::T) where T<:SafeInteger
r1 = baseint(x)
r2 = baseint(y)
bitsof(T) < abs(r2) && throw(OverflowError("cannot shift $T by $y"))
result = $OP(r1, r2)
return reinterpret(T, result)
end
@inline function $OP(x::T1, y::T2) where {T1<:SafeInteger, T2<:SafeInteger}
xx = baseint(x)
yy = baseint(y)
bitsof(T1) < abs(yy) && throw(OverflowError("cannot shift $T1 by $yy"))
return reinterpret(T1, $OP(xx, yy))
end
@inline function $OP(x::T1, y::Int) where {T1<:SafeInteger}
xx = baseint(x)
bitsof(T1) < abs(y) && throw(OverflowError("cannot shift $T1 by $y"))
return reinterpret(T1, $OP(xx, y))
end
@inline function $OP(x::T1, y::T2) where {T1<:SafeInteger, T2<:Signed}
xx = baseint(x)
bitsof(T1) < abs(y) && throw(OverflowError("cannot shift $T1 by $y"))
return reinterpret(T1, $OP(xx, y))
end
@inline function $OP(x::T1, y::T2) where {T1<:Signed, T2<:SafeInteger}
yy = baseint(y)
bitsof(T1) < abs(yy) && throw(OverflowError("cannot shift $T1 by $yy"))
return reinterpret(T1, $OP(x, yy))
end
@inline function $OP(x::T1, y::T2) where {T1<:SafeInteger, T2<:Unsigned}
xx = baseint(x)
bitsof(T1) < abs(y) && throw(OverflowError("cannot shift $T1 by $y"))
return reinterpret(T1, $OP(xx, y))
end
@inline function $OP(x::T1, y::T2) where {T1<:Unsigned, T2<:SafeInteger}
yy = baseint(y)
bitsof(T1) < abs(yy) && throw(OverflowError("cannot shift $T1 by $yy"))
return reinterpret(T1, $OP(x, yy))
end
end
end