---

yaml
---
r: 142574
b: refs/heads/try2
c: 6d8d73c
h: refs/heads/master
v: v3

Author: Aatch

[refs]

@@ -5,7 +5,7 @@ refs/heads/snap-stage3: 78a7676898d9f80ab540c6df5d4c9ce35bb50463
 refs/heads/try: 519addf6277dbafccbb4159db4b710c37eaa2ec5
 refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
 refs/heads/ndm: f3868061cd7988080c30d6d5bf352a5a5fe2460b
-refs/heads/try2: 807269041437411df49a9a893c86310283d6eb91
+refs/heads/try2: 6d8d73cfc4cba2fdb2ee67448df39d89be08ce69
 refs/heads/dist-snap: ba4081a5a8573875fed17545846f6f6902c8ba8d
 refs/tags/release-0.2: c870d2dffb391e14efb05aa27898f1f6333a9596
 refs/tags/release-0.3: b5f0d0f648d9a6153664837026ba1be43d3e2503

branches/try2/src/libcore/unstable/sync.rs

@@ -205,6 +205,26 @@ extern {
     fn rust_unlock_little_lock(lock: rust_little_lock);
 }
 
+/* *********************************************************************/
+
+//FIXME: #5042 This should be replaced by proper atomic type
+pub struct AtomicUint(uint);
+pub impl AtomicUint {
+    fn load(&self) -> uint {
+        unsafe { intrinsics::atomic_load(cast::transmute(self)) as uint }
+    }
+    fn store(&mut self, val:uint) {
+        unsafe { intrinsics::atomic_store(cast::transmute(self), val as int); }
+    }
+    fn add(&mut self, val:int) -> uint {
+        unsafe { intrinsics::atomic_xadd(cast::transmute(self), val as int) as uint }
+    }
+    fn cas(&self, old:uint, new:uint) -> uint {
+        unsafe { intrinsics::atomic_cxchg(cast::transmute(self), old as int, new as int) as uint }
+    }
+}
+
+
 #[cfg(test)]
 mod tests {
     use comm;