Added tree-sitter vendor library

1 files changed, 67 insertions, 0 deletions

diff --git a/vendor/tree-sitter/lib/src/atomic.h b/vendor/tree-sitter/lib/src/atomic.h
new file mode 100644
index 0000000..9e9269c
--- /dev/null
+++ b/vendor/tree-sitter/lib/src/atomic.h
@@ -0,0 +1,67 @@
+#ifndef TREE_SITTER_ATOMIC_H_
+#define TREE_SITTER_ATOMIC_H_
+
+#include <stddef.h>
+#include <stdint.h>
+
+#ifdef __TINYC__
+
+static inline size_t atomic_load(const volatile size_t *p) {
+  return *p;
+}
+
+static inline uint32_t atomic_inc(volatile uint32_t *p) {
+  *p += 1;
+  return *p;
+}
+
+static inline uint32_t atomic_dec(volatile uint32_t *p) {
+  *p-= 1;
+  return *p;
+}
+
+#elif defined(_WIN32)
+
+#include <windows.h>
+
+static inline size_t atomic_load(const volatile size_t *p) {
+  return *p;
+}
+
+static inline uint32_t atomic_inc(volatile uint32_t *p) {
+  return InterlockedIncrement((long volatile *)p);
+}
+
+static inline uint32_t atomic_dec(volatile uint32_t *p) {
+  return InterlockedDecrement((long volatile *)p);
+}
+
+#else
+
+static inline size_t atomic_load(const volatile size_t *p) {
+#ifdef __ATOMIC_RELAXED
+  return __atomic_load_n(p, __ATOMIC_RELAXED);
+#else
+  return __sync_fetch_and_add((volatile size_t *)p, 0);
+#endif
+}
+
+static inline uint32_t atomic_inc(volatile uint32_t *p) {
+  #ifdef __ATOMIC_RELAXED
+    return __atomic_add_fetch(p, 1U, __ATOMIC_SEQ_CST);
+  #else
+    return __sync_add_and_fetch(p, 1U);
+  #endif
+}
+
+static inline uint32_t atomic_dec(volatile uint32_t *p) {
+  #ifdef __ATOMIC_RELAXED
+    return __atomic_sub_fetch(p, 1U, __ATOMIC_SEQ_CST);
+  #else
+    return __sync_sub_and_fetch(p, 1U);
+  #endif
+}
+
+#endif
+
+#endif  // TREE_SITTER_ATOMIC_H_