diff options
Diffstat (limited to 'src/ARMJIT_Internal.h')
-rw-r--r-- | src/ARMJIT_Internal.h | 271 |
1 files changed, 136 insertions, 135 deletions
diff --git a/src/ARMJIT_Internal.h b/src/ARMJIT_Internal.h index c87e1b3..4244470 100644 --- a/src/ARMJIT_Internal.h +++ b/src/ARMJIT_Internal.h @@ -16,10 +16,10 @@ namespace ARMJIT enum { - branch_IdleBranch = 1 << 0, - branch_FollowCondTaken = 1 << 1, - branch_FollowCondNotTaken = 1 << 2, - branch_StaticTarget = 1 << 3, + branch_IdleBranch = 1 << 0, + branch_FollowCondTaken = 1 << 1, + branch_FollowCondNotTaken = 1 << 2, + branch_StaticTarget = 1 << 3, }; struct FetchedInstr @@ -39,155 +39,156 @@ struct FetchedInstr return Instr >> 28; } - u8 BranchFlags; - u8 SetFlags; + u8 BranchFlags; + u8 SetFlags; u32 Instr; - u32 Addr; + u32 Addr; - u8 DataCycles; + u8 DataCycles; u16 CodeCycles; - u32 DataRegion; + u32 DataRegion; ARMInstrInfo::Info Info; }; /* - TinyVector - - because reinventing the wheel is the best! - - - meant to be used very often, with not so many elements - max 1 << 16 elements - - doesn't allocate while no elements are inserted - - not stl confirmant of course - - probably only works with POD types - - remove operations don't preserve order, but O(1)! + TinyVector + - because reinventing the wheel is the best! + + - meant to be used very often, with not so many elements + max 1 << 16 elements + - doesn't allocate while no elements are inserted + - not stl confirmant of course + - probably only works with POD types + - remove operations don't preserve order, but O(1)! */ template <typename T> struct __attribute__((packed)) TinyVector { - T* Data = NULL; - u16 Capacity = 0; - u16 Length = 0; - - ~TinyVector() - { - delete[] Data; - } - - void MakeCapacity(u32 capacity) - { - assert(capacity <= UINT16_MAX); - assert(capacity > Capacity); - T* newMem = new T[capacity]; - if (Data != NULL) - memcpy(newMem, Data, sizeof(T) * Length); - - T* oldData = Data; - Data = newMem; - if (oldData != NULL) - delete[] oldData; - - Capacity = capacity; - } - - void SetLength(u16 length) - { - if (Capacity < length) - MakeCapacity(length); - - Length = length; - } - - void Clear() - { - Length = 0; - } - - void Add(T element) - { - assert(Length + 1 <= UINT16_MAX); - if (Length + 1 > Capacity) - MakeCapacity(((Capacity + 4) * 3) / 2); - - Data[Length++] = element; - } - - void Remove(int index) - { - assert(index >= 0 && index < Length); - - Length--; - Data[index] = Data[Length]; - /*for (int i = index; i < Length; i++) - Data[i] = Data[i + 1];*/ - } - - int Find(T needle) - { - for (int i = 0; i < Length; i++) - { - if (Data[i] == needle) - return i; - } - return -1; - } - - bool RemoveByValue(T needle) - { - for (int i = 0; i < Length; i++) - { - if (Data[i] == needle) - { - Remove(i); - return true; - } - } - return false; - } - - T& operator[](int index) - { - assert(index >= 0 && index < Length); - return Data[index]; - } + T* Data = NULL; + u16 Capacity = 0; + u16 Length = 0; + + ~TinyVector() + { + delete[] Data; + } + + void MakeCapacity(u32 capacity) + { + assert(capacity <= UINT16_MAX); + assert(capacity > Capacity); + T* newMem = new T[capacity]; + if (Data != NULL) + memcpy(newMem, Data, sizeof(T) * Length); + + T* oldData = Data; + Data = newMem; + if (oldData != NULL) + delete[] oldData; + + Capacity = capacity; + } + + void SetLength(u16 length) + { + if (Capacity < length) + MakeCapacity(length); + + Length = length; + } + + void Clear() + { + Length = 0; + } + + void Add(T element) + { + assert(Length + 1 <= UINT16_MAX); + if (Length + 1 > Capacity) + MakeCapacity(((Capacity + 4) * 3) / 2); + + Data[Length++] = element; + } + + void Remove(int index) + { + assert(Length > 0); + assert(index >= 0 && index < Length); + + Length--; + Data[index] = Data[Length]; + /*for (int i = index; i < Length; i++) + Data[i] = Data[i + 1];*/ + } + + int Find(T needle) + { + for (int i = 0; i < Length; i++) + { + if (Data[i] == needle) + return i; + } + return -1; + } + + bool RemoveByValue(T needle) + { + for (int i = 0; i < Length; i++) + { + if (Data[i] == needle) + { + Remove(i); + return true; + } + } + return false; + } + + T& operator[](int index) + { + assert(index >= 0 && index < Length); + return Data[index]; + } }; class JitBlock { public: - JitBlock(u32 num, u32 literalHash, u32 numAddresses, u32 numLiterals) - { - Num = num; - NumAddresses = numAddresses; - NumLiterals = numLiterals; - Data.SetLength(numAddresses * 2 + numLiterals); - } - - u32 StartAddr; - u32 StartAddrLocal; - u32 InstrHash, LiteralHash; - u8 Num; - u16 NumAddresses; - u16 NumLiterals; - - JitBlockEntry EntryPoint; - - u32* AddressRanges() - { return &Data[0]; } - u32* AddressMasks() - { return &Data[NumAddresses]; } - u32* Literals() - { return &Data[NumAddresses * 2]; } + JitBlock(u32 num, u32 literalHash, u32 numAddresses, u32 numLiterals) + { + Num = num; + NumAddresses = numAddresses; + NumLiterals = numLiterals; + Data.SetLength(numAddresses * 2 + numLiterals); + } + + u32 StartAddr; + u32 StartAddrLocal; + u32 InstrHash, LiteralHash; + u8 Num; + u16 NumAddresses; + u16 NumLiterals; + + JitBlockEntry EntryPoint; + + u32* AddressRanges() + { return &Data[0]; } + u32* AddressMasks() + { return &Data[NumAddresses]; } + u32* Literals() + { return &Data[NumAddresses * 2]; } private: - TinyVector<u32> Data; + TinyVector<u32> Data; }; // size should be 16 bytes because I'm to lazy to use mul and whatnot struct __attribute__((packed)) AddressRange { - TinyVector<JitBlock*> Blocks; - u32 Code; + TinyVector<JitBlock*> Blocks; + u32 Code; }; @@ -201,12 +202,12 @@ extern AddressRange* const CodeMemRegions[ARMJIT_Memory::memregions_Count]; inline bool PageContainsCode(AddressRange* range) { - for (int i = 0; i < 8; i++) - { - if (range[i].Blocks.Length > 0) - return true; - } - return false; + for (int i = 0; i < 8; i++) + { + if (range[i].Blocks.Length > 0) + return true; + } + return false; } u32 LocaliseCodeAddress(u32 num, u32 addr); |