diff options
Diffstat (limited to 'src/common/atomic_ops.cpp')
| -rw-r--r-- | src/common/atomic_ops.cpp | 75 |
1 files changed, 0 insertions, 75 deletions
diff --git a/src/common/atomic_ops.cpp b/src/common/atomic_ops.cpp deleted file mode 100644 index 1612d0e67..000000000 --- a/src/common/atomic_ops.cpp +++ /dev/null | |||
| @@ -1,75 +0,0 @@ | |||
| 1 | // Copyright 2020 yuzu Emulator Project | ||
| 2 | // Licensed under GPLv2 or any later version | ||
| 3 | // Refer to the license.txt file included. | ||
| 4 | |||
| 5 | #include <cstring> | ||
| 6 | |||
| 7 | #include "common/atomic_ops.h" | ||
| 8 | |||
| 9 | #if _MSC_VER | ||
| 10 | #include <intrin.h> | ||
| 11 | #endif | ||
| 12 | |||
| 13 | namespace Common { | ||
| 14 | |||
| 15 | #if _MSC_VER | ||
| 16 | |||
| 17 | bool AtomicCompareAndSwap(volatile u8* pointer, u8 value, u8 expected) { | ||
| 18 | const u8 result = | ||
| 19 | _InterlockedCompareExchange8(reinterpret_cast<volatile char*>(pointer), value, expected); | ||
| 20 | return result == expected; | ||
| 21 | } | ||
| 22 | |||
| 23 | bool AtomicCompareAndSwap(volatile u16* pointer, u16 value, u16 expected) { | ||
| 24 | const u16 result = | ||
| 25 | _InterlockedCompareExchange16(reinterpret_cast<volatile short*>(pointer), value, expected); | ||
| 26 | return result == expected; | ||
| 27 | } | ||
| 28 | |||
| 29 | bool AtomicCompareAndSwap(volatile u32* pointer, u32 value, u32 expected) { | ||
| 30 | const u32 result = | ||
| 31 | _InterlockedCompareExchange(reinterpret_cast<volatile long*>(pointer), value, expected); | ||
| 32 | return result == expected; | ||
| 33 | } | ||
| 34 | |||
| 35 | bool AtomicCompareAndSwap(volatile u64* pointer, u64 value, u64 expected) { | ||
| 36 | const u64 result = _InterlockedCompareExchange64(reinterpret_cast<volatile __int64*>(pointer), | ||
| 37 | value, expected); | ||
| 38 | return result == expected; | ||
| 39 | } | ||
| 40 | |||
| 41 | bool AtomicCompareAndSwap(volatile u64* pointer, u128 value, u128 expected) { | ||
| 42 | return _InterlockedCompareExchange128(reinterpret_cast<volatile __int64*>(pointer), value[1], | ||
| 43 | value[0], | ||
| 44 | reinterpret_cast<__int64*>(expected.data())) != 0; | ||
| 45 | } | ||
| 46 | |||
| 47 | #else | ||
| 48 | |||
| 49 | bool AtomicCompareAndSwap(volatile u8* pointer, u8 value, u8 expected) { | ||
| 50 | return __sync_bool_compare_and_swap(pointer, expected, value); | ||
| 51 | } | ||
| 52 | |||
| 53 | bool AtomicCompareAndSwap(volatile u16* pointer, u16 value, u16 expected) { | ||
| 54 | return __sync_bool_compare_and_swap(pointer, expected, value); | ||
| 55 | } | ||
| 56 | |||
| 57 | bool AtomicCompareAndSwap(volatile u32* pointer, u32 value, u32 expected) { | ||
| 58 | return __sync_bool_compare_and_swap(pointer, expected, value); | ||
| 59 | } | ||
| 60 | |||
| 61 | bool AtomicCompareAndSwap(volatile u64* pointer, u64 value, u64 expected) { | ||
| 62 | return __sync_bool_compare_and_swap(pointer, expected, value); | ||
| 63 | } | ||
| 64 | |||
| 65 | bool AtomicCompareAndSwap(volatile u64* pointer, u128 value, u128 expected) { | ||
| 66 | unsigned __int128 value_a; | ||
| 67 | unsigned __int128 expected_a; | ||
| 68 | std::memcpy(&value_a, value.data(), sizeof(u128)); | ||
| 69 | std::memcpy(&expected_a, expected.data(), sizeof(u128)); | ||
| 70 | return __sync_bool_compare_and_swap((unsigned __int128*)pointer, expected_a, value_a); | ||
| 71 | } | ||
| 72 | |||
| 73 | #endif | ||
| 74 | |||
| 75 | } // namespace Common | ||