From cde33036ed74db02088f5e3558afa33384cc4a13 Mon Sep 17 00:00:00 2001
From: David Majnemer <david.majnemer@gmail.com>
Date: Mon, 30 Mar 2015 22:58:10 +0000
Subject: [WinEH] Run cleanup handlers when an exception is thrown

Generate tables in the .xdata section representing what actions to take
when an exception is thrown.  This currently fills in state for
cleanups, catch handlers are still unfinished.

llvm-svn: 233636
---
 llvm/lib/CodeGen/SelectionDAG/FastISel.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'llvm/lib/CodeGen/SelectionDAG/FastISel.cpp')

diff --git a/llvm/lib/CodeGen/SelectionDAG/FastISel.cpp b/llvm/lib/CodeGen/SelectionDAG/FastISel.cpp
index 223a149924b..73061b6dc3e 100644
--- a/llvm/lib/CodeGen/SelectionDAG/FastISel.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/FastISel.cpp
@@ -1079,6 +1079,13 @@ bool FastISel::selectIntrinsicCall(const IntrinsicInst *II) {
   // The donothing intrinsic does, well, nothing.
   case Intrinsic::donothing:
     return true;
+  case Intrinsic::eh_actions: {
+    unsigned ResultReg = getRegForValue(UndefValue::get(II->getType()));
+    if (!ResultReg)
+      return false;
+    updateValueMap(II, ResultReg);
+    return true;
+  }
   case Intrinsic::dbg_declare: {
     const DbgDeclareInst *DI = cast<DbgDeclareInst>(II);
     DIVariable DIVar(DI->getVariable());
-- 
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