From bbfa5c02be2ef2a9ff965a4dcfe9e99665dcf0ef Mon Sep 17 00:00:00 2001
From: Pete Cooper <peter_cooper@apple.com>
Date: Wed, 15 Feb 2012 00:55:31 +0000
Subject: [PATCH] Added hook to let targets custom lower splitting of illegal
 vectors

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150550 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp b/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
index 41b4221ef90..a8aee122788 100644
--- a/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
@@ -404,6 +404,10 @@ void DAGTypeLegalizer::SplitVectorResult(SDNode *N, unsigned ResNo) {
         N->dump(&DAG);
         dbgs() << "\n");
   SDValue Lo, Hi;
+  
+  // See if the target wants to custom expand this node.
+  if (CustomLowerNode(N, N->getValueType(ResNo), true))
+    return;
 
   switch (N->getOpcode()) {
   default:
-- 
2.34.1