fix bugs in tryTakeMVar/tryPutMVar

[ghc-hetmet.git] / rts / PrimOps.cmm

diff --git a/rts/PrimOps.cmm b/rts/PrimOps.cmm
index 4c41df7..0cf26b2 100644 (file)
--- a/rts/PrimOps.cmm
+++ b/rts/PrimOps.cmm
@@ -1323,7 +1323,7 @@ loop2:
     foreign "C" tryWakeupThread_(MyCapability() "ptr", tso) [];
     
     unlockClosure(mvar, stg_MVAR_DIRTY_info);
-    RET_P(val);
+    RET_NP(1,val);
 }
 
 
@@ -1452,7 +1452,7 @@ loop:
        /* No further takes, the MVar is now full. */
        StgMVar_value(mvar) = val;
        unlockClosure(mvar, stg_MVAR_DIRTY_info);
-       jump %ENTRY_CODE(Sp(0));
+        RET_N(1);
     }
     if (StgHeader_info(q) == stg_IND_info ||
         StgHeader_info(q) == stg_MSG_NULL_info) {
@@ -1490,7 +1490,7 @@ loop2:
     foreign "C" tryWakeupThread_(MyCapability() "ptr", tso) [];
 
     unlockClosure(mvar, stg_MVAR_DIRTY_info);
-    jump %ENTRY_CODE(Sp(0));
+    RET_N(1);
 }