Index: runtime/vm/atomic_linux.h |
diff --git a/runtime/vm/atomic_linux.h b/runtime/vm/atomic_linux.h |
index 615004a5647aabfa41f0b6a55d54afa71016a108..3e6f4adde07ce2cc00ab70090d58f2d8594d3728 100644 |
--- a/runtime/vm/atomic_linux.h |
+++ b/runtime/vm/atomic_linux.h |
@@ -27,7 +27,12 @@ inline void AtomicOperations::IncrementBy(intptr_t* p, intptr_t value) { |
inline void AtomicOperations::IncrementInt64By(int64_t* p, int64_t value) { |
+#if defined(TARGET_ARCH_MIPS) |
+ // No double-word atomics on MIPS32. |
+ *p += value; |
+#else |
__sync_fetch_and_add(p, value); |
+#endif |
} |