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Reformat all the things. Have fun with merge conflicts.

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This commit is contained in:
Pierre Bourdon
2016-06-24 10:43:46 +02:00
parent 2115e8a4a6
commit 3570c7f03a
1116 changed files with 187405 additions and 180344 deletions
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113
Source/Core/Common/BitField.h
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@ -2,7 +2,6 @@
// Licensed under GPLv2+
// Refer to the license.txt file included.
// Copyright 2014 Tony Wasserka
// All rights reserved.
//
@ -30,7 +29,6 @@
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#pragma once
#include <limits>
@ -111,78 +109,73 @@
* symptoms.
*/
#pragma pack(1)
template<std::size_t position, std::size_t bits, typename T>
template <std::size_t position, std::size_t bits, typename T>
struct BitField
{
private:
// This constructor might be considered ambiguous:
// Would it initialize the storage or just the bitfield?
// Hence, delete it. Use the assignment operator to set bitfield values!
BitField(T val) = delete;
// This constructor might be considered ambiguous:
// Would it initialize the storage or just the bitfield?
// Hence, delete it. Use the assignment operator to set bitfield values!
BitField(T val) = delete;
public:
// Force default constructor to be created
// so that we can use this within unions
BitField() = default;
// Force default constructor to be created
// so that we can use this within unions
BitField() = default;
// We explicitly delete the copy assignment operator here, because the
// default copy assignment would copy the full storage value, rather than
// just the bits relevant to this particular bit field.
// Ideally, we would just implement the copy assignment to copy only the
// relevant bits, but this requires compiler support for unrestricted
// unions.
// TODO: Implement this operator properly once all target compilers
// support unrestricted unions.
BitField& operator=(const BitField&) = delete;
// We explicitly delete the copy assignment operator here, because the
// default copy assignment would copy the full storage value, rather than
// just the bits relevant to this particular bit field.
// Ideally, we would just implement the copy assignment to copy only the
// relevant bits, but this requires compiler support for unrestricted
// unions.
// TODO: Implement this operator properly once all target compilers
// support unrestricted unions.
BitField& operator=(const BitField&) = delete;
__forceinline BitField& operator=(T val)
{
storage = (storage & ~GetMask()) | ((val << position) & GetMask());
return *this;
}
__forceinline BitField& operator=(T val)
{
storage = (storage & ~GetMask()) | ((val << position) & GetMask());
return *this;
}
__forceinline T Value() const
{
if (std::numeric_limits<T>::is_signed)
{
std::size_t shift = 8 * sizeof(T) - bits;
return (T)((storage << (shift - position)) >> shift);
}
else
{
return (T)((storage & GetMask()) >> position);
}
}
__forceinline operator T() const
{
return Value();
}
__forceinline T Value() const
{
if (std::numeric_limits<T>::is_signed)
{
std::size_t shift = 8 * sizeof(T) - bits;
return (T)((storage << (shift - position)) >> shift);
}
else
{
return (T)((storage & GetMask()) >> position);
}
}
__forceinline operator T() const { return Value(); }
private:
// StorageType is T for non-enum types and the underlying type of T if
// T is an enumeration. Note that T is wrapped within an enable_if in the
// former case to workaround compile errors which arise when using
// std::underlying_type<T>::type directly.
typedef typename std::conditional<std::is_enum<T>::value,
std::underlying_type<T>,
std::enable_if<true,T>>::type::type StorageType;
// StorageType is T for non-enum types and the underlying type of T if
// T is an enumeration. Note that T is wrapped within an enable_if in the
// former case to workaround compile errors which arise when using
// std::underlying_type<T>::type directly.
typedef typename std::conditional<std::is_enum<T>::value, std::underlying_type<T>,
std::enable_if<true, T>>::type::type StorageType;
// Unsigned version of StorageType
typedef typename std::make_unsigned<StorageType>::type StorageTypeU;
// Unsigned version of StorageType
typedef typename std::make_unsigned<StorageType>::type StorageTypeU;
__forceinline StorageType GetMask() const
{
return (((StorageTypeU)~0) >> (8 * sizeof(T) - bits)) << position;
}
__forceinline StorageType GetMask() const
{
return (((StorageTypeU)~0) >> (8 * sizeof(T) - bits)) << position;
}
StorageType storage;
StorageType storage;
static_assert(bits + position <= 8 * sizeof(T), "Bitfield out of range");
static_assert(bits + position <= 8 * sizeof(T), "Bitfield out of range");
// And, you know, just in case people specify something stupid like bits=position=0x80000000
static_assert(position < 8 * sizeof(T), "Invalid position");
static_assert(bits <= 8 * sizeof(T), "Invalid number of bits");
static_assert(bits > 0, "Invalid number of bits");
// And, you know, just in case people specify something stupid like bits=position=0x80000000
static_assert(position < 8 * sizeof(T), "Invalid position");
static_assert(bits <= 8 * sizeof(T), "Invalid number of bits");
static_assert(bits > 0, "Invalid number of bits");
};
#pragma pack()