[WinEH] Fill out .xdata for catch objects

This add support for catching an exception such that an exception object
available to the catch handler will be initialized by the runtime.

llvm-svn: 234062

1 files changed, 1 insertions, 3 deletions

diff --git a/llvm/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp b/llvm/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp
index 987ba83b391..bfaab9e6b6b 100644
--- a/llvm/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp
@@ -321,9 +321,7 @@ void WinEHNumbering::createTryBlockMapEntry(int TryLow, int TryHigh,
           cast<GlobalVariable>(CS->getAggregateElement(1)->stripPointerCasts());
     }
     HT.Handler = cast<Function>(CH->getHandlerBlockOrFunc());
-    // FIXME: We don't support catching objects yet!
-    HT.CatchObjIdx = INT_MAX;
-    HT.CatchObjOffset = 0;
+    HT.CatchObjRecoverIdx = CH->getExceptionVarIndex();
     TBME.HandlerArray.push_back(HT);
   }
   FuncInfo.TryBlockMap.push_back(TBME);