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Unified Diff: runtime/vm/atomic_fuchsia.h

Issue 2148533002: Fuchsia: Platform specific calls needed to Initialize and Cleanup VM. (Closed) Base URL: git@github.com:dart-lang/sdk.git@master
Patch Set: Address comments Created 4 years, 5 months ago
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Index: runtime/vm/atomic_fuchsia.h
diff --git a/runtime/vm/atomic_fuchsia.h b/runtime/vm/atomic_fuchsia.h
index d6c0f57b9d698d6cdb0a9a4a9d36074f558f55b2..67dd329b66bd169e991fcfafb0a909b61b5ed44b 100644
--- a/runtime/vm/atomic_fuchsia.h
+++ b/runtime/vm/atomic_fuchsia.h
@@ -13,34 +13,30 @@
#error This file should only be included on Fuchsia builds.
#endif
-#include "platform/assert.h"
-
namespace dart {
inline uintptr_t AtomicOperations::FetchAndIncrement(uintptr_t* p) {
- UNIMPLEMENTED();
- return 0;
+ return __sync_fetch_and_add(p, 1);
}
inline void AtomicOperations::IncrementBy(intptr_t* p, intptr_t value) {
- UNIMPLEMENTED();
+ __sync_fetch_and_add(p, value);
}
inline void AtomicOperations::IncrementInt64By(int64_t* p, int64_t value) {
- UNIMPLEMENTED();
+ __sync_fetch_and_add(p, value);
}
inline uintptr_t AtomicOperations::FetchAndDecrement(uintptr_t* p) {
- UNIMPLEMENTED();
- return 0;
+ return __sync_fetch_and_sub(p, 1);
}
inline void AtomicOperations::DecrementBy(intptr_t* p, intptr_t value) {
- UNIMPLEMENTED();
+ __sync_fetch_and_sub(p, value);
}
@@ -48,16 +44,14 @@ inline void AtomicOperations::DecrementBy(intptr_t* p, intptr_t value) {
inline uword AtomicOperations::CompareAndSwapWord(uword* ptr,
uword old_value,
uword new_value) {
- UNIMPLEMENTED();
- return 0;
+ return __sync_val_compare_and_swap(ptr, old_value, new_value);
}
inline uint32_t AtomicOperations::CompareAndSwapUint32(uint32_t* ptr,
uint32_t old_value,
uint32_t new_value) {
- UNIMPLEMENTED();
- return 0;
+ return __sync_val_compare_and_swap(ptr, old_value, new_value);
}
#endif // !defined(USING_SIMULATOR_ATOMICS)
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