BitCast.h

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// SPDX-License-Identifier: MIT
 
#pragma once
 
#include <bit>
#include <concepts>
#include <cstdlib>
 
namespace mini_llvm::ops {
 
template <typename To>
struct BitCast {
    template <typename From>
    To operator()(From) const noexcept {
        abort();
    }
 
    template <typename From>
        requires (!std::same_as<From, bool> && sizeof(To) == sizeof(From))
    To operator()(From x) const noexcept {
        return std::bit_cast<To>(x);
    }
};
 
template <>
struct BitCast<bool> {
    template <typename From>
    bool operator()(From) const noexcept {
        abort();
    }
 
    bool operator()(bool x) const noexcept {
        return x;
    }
};
 
} // namespace mini_llvm::ops