From 81f4683257d9685a7c74f1517961570343b37c9c Mon Sep 17 00:00:00 2001
From: Evan Cheng <evan.cheng@apple.com>
Date: Wed, 14 Dec 2005 02:21:57 +0000
Subject: [PATCH] Skip over srcvalue nodes when generating ISEL code.

llvm-svn: 24704
---
 utils/TableGen/DAGISelEmitter.cpp | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/utils/TableGen/DAGISelEmitter.cpp b/utils/TableGen/DAGISelEmitter.cpp
index de74ac13a41..eca9ad11cef 100644
--- a/utils/TableGen/DAGISelEmitter.cpp
+++ b/utils/TableGen/DAGISelEmitter.cpp
@@ -485,7 +485,7 @@ static unsigned char getIntrinsicType(Record *R, bool NotRegisters,
     return MVT::Other;
   } else if (R->isSubClassOf("ComplexPattern")) {
     return TP.getDAGISelEmitter().getComplexPattern(R).getValueType();
-  } else if (R->getName() == "node") {
+  } else if (R->getName() == "node" || R->getName() == "srcvalue") {
     // Placeholder.
     return MVT::isUnknown;
   }
@@ -973,6 +973,10 @@ static bool HandleUse(TreePattern *I, TreePatternNode *Pat,
     Rec = Pat->getOperator();
   }
 
+  // SRCVALUE nodes are ignored.
+  if (Rec->getName() == "srcvalue")
+    return false;
+
   TreePatternNode *&Slot = InstInputs[Pat->getName()];
   if (!Slot) {
     Slot = Pat;
@@ -1832,6 +1836,8 @@ public:
             }
           } else if (LeafRec->isSubClassOf("ComplexPattern")) {
             // Handle complex pattern. Nothing to do here.
+          } else if (LeafRec->getName() == "srcvalue") {
+            // Place holder for SRCVALUE nodes. Nothing to do here.
           } else if (LeafRec->isSubClassOf("ValueType")) {
             // Make sure this is the specified value type.
             OS << "      if (cast<VTSDNode>(" << RootName << OpNo << ")->getVT() != "