From e52bc1d2bba794bfb004d35a395a2e3a8e69f9cb Mon Sep 17 00:00:00 2001
From: "Luo, Yuanke" <yuanke.luo@intel.com>
Date: Sat, 12 Dec 2020 20:21:43 +0800
Subject: [PATCH] [X86] Add chain in ISel for x86_tdpbssd_internal intrinsic.

---
 llvm/lib/Target/X86/X86ISelDAGToDAG.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/llvm/lib/Target/X86/X86ISelDAGToDAG.cpp b/llvm/lib/Target/X86/X86ISelDAGToDAG.cpp
index e0f54a2..5d197e4 100644
--- a/llvm/lib/Target/X86/X86ISelDAGToDAG.cpp
+++ b/llvm/lib/Target/X86/X86ISelDAGToDAG.cpp
@@ -4601,6 +4601,7 @@ void X86DAGToDAGISel::Select(SDNode *Node) {
     case Intrinsic::x86_tdpbssd_internal: {
       if (!Subtarget->hasAMXTILE())
         break;
+      SDValue Chain = Node->getOperand(0);
       unsigned Opc = X86::PTDPBSSDV;
       SDValue CFG = CurDAG->getRegister(0, MVT::Untyped);
       SDValue Ops[] = {Node->getOperand(2),
@@ -4609,7 +4610,8 @@ void X86DAGToDAGISel::Select(SDNode *Node) {
                        Node->getOperand(5),
                        Node->getOperand(6),
                        Node->getOperand(7),
-                       CFG};
+                       CFG,
+                       Chain};
       MachineSDNode *CNode =
           CurDAG->getMachineNode(Opc, dl, {MVT::v256i32, MVT::Other}, Ops);
       ReplaceNode(Node, CNode);
-- 
2.7.4