suyu/src/common/uint128.h
Lioncash df72480395 common: Make use of [[nodiscard]] where applicable
Now that clang-format makes [[nodiscard]] attributes format sensibly, we
can apply them to several functions within the common library to allow
the compiler to complain about any misuses of the functions.
2020-08-15 17:17:52 -04:00

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// Copyright 2019 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <utility>
#include "common/common_types.h"
namespace Common {
// This function multiplies 2 u64 values and divides it by a u64 value.
[[nodiscard]] u64 MultiplyAndDivide64(u64 a, u64 b, u64 d);
// This function multiplies 2 u64 values and produces a u128 value;
[[nodiscard]] u128 Multiply64Into128(u64 a, u64 b);
// This function divides a u128 by a u32 value and produces two u64 values:
// the result of division and the remainder
[[nodiscard]] std::pair<u64, u64> Divide128On32(u128 dividend, u32 divisor);
} // namespace Common