diff options
Diffstat (limited to 'vendor/github.com/mitjafelicijan/go-tree-sitter/atomic.h')
| -rw-r--r-- | vendor/github.com/mitjafelicijan/go-tree-sitter/atomic.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/vendor/github.com/mitjafelicijan/go-tree-sitter/atomic.h b/vendor/github.com/mitjafelicijan/go-tree-sitter/atomic.h new file mode 100644 index 0000000..e680b60 --- /dev/null +++ b/vendor/github.com/mitjafelicijan/go-tree-sitter/atomic.h | |||
| @@ -0,0 +1,68 @@ | |||
| 1 | #ifndef TREE_SITTER_ATOMIC_H_ | ||
| 2 | #define TREE_SITTER_ATOMIC_H_ | ||
| 3 | |||
| 4 | #include <stddef.h> | ||
| 5 | #include <stdint.h> | ||
| 6 | #include <stdlib.h> | ||
| 7 | |||
| 8 | #ifdef __TINYC__ | ||
| 9 | |||
| 10 | static inline size_t atomic_load(const volatile size_t *p) { | ||
| 11 | return *p; | ||
| 12 | } | ||
| 13 | |||
| 14 | static inline uint32_t atomic_inc(volatile uint32_t *p) { | ||
| 15 | *p += 1; | ||
| 16 | return *p; | ||
| 17 | } | ||
| 18 | |||
| 19 | static inline uint32_t atomic_dec(volatile uint32_t *p) { | ||
| 20 | *p-= 1; | ||
| 21 | return *p; | ||
| 22 | } | ||
| 23 | |||
| 24 | #elif defined(_WIN32) | ||
| 25 | |||
| 26 | #include <windows.h> | ||
| 27 | |||
| 28 | static inline size_t atomic_load(const volatile size_t *p) { | ||
| 29 | return *p; | ||
| 30 | } | ||
| 31 | |||
| 32 | static inline uint32_t atomic_inc(volatile uint32_t *p) { | ||
| 33 | return InterlockedIncrement((long volatile *)p); | ||
| 34 | } | ||
| 35 | |||
| 36 | static inline uint32_t atomic_dec(volatile uint32_t *p) { | ||
| 37 | return InterlockedDecrement((long volatile *)p); | ||
| 38 | } | ||
| 39 | |||
| 40 | #else | ||
| 41 | |||
| 42 | static inline size_t atomic_load(const volatile size_t *p) { | ||
| 43 | #ifdef __ATOMIC_RELAXED | ||
| 44 | return __atomic_load_n(p, __ATOMIC_RELAXED); | ||
| 45 | #else | ||
| 46 | return __sync_fetch_and_add((volatile size_t *)p, 0); | ||
| 47 | #endif | ||
| 48 | } | ||
| 49 | |||
| 50 | static inline uint32_t atomic_inc(volatile uint32_t *p) { | ||
| 51 | #ifdef __ATOMIC_RELAXED | ||
| 52 | return __atomic_add_fetch(p, 1U, __ATOMIC_SEQ_CST); | ||
| 53 | #else | ||
| 54 | return __sync_add_and_fetch(p, 1U); | ||
| 55 | #endif | ||
| 56 | } | ||
| 57 | |||
| 58 | static inline uint32_t atomic_dec(volatile uint32_t *p) { | ||
| 59 | #ifdef __ATOMIC_RELAXED | ||
| 60 | return __atomic_sub_fetch(p, 1U, __ATOMIC_SEQ_CST); | ||
| 61 | #else | ||
| 62 | return __sync_sub_and_fetch(p, 1U); | ||
| 63 | #endif | ||
| 64 | } | ||
| 65 | |||
| 66 | #endif | ||
| 67 | |||
| 68 | #endif // TREE_SITTER_ATOMIC_H_ | ||
