[AMDGPU] Move WQM/WWM intrinsic instruction selection to AMDGPUISelDAGToDAG

Reviewers: arsenm, nhaehnle

Reviewed By: arsenm

Subscribers: kzhuravl, jvesely, wdng, yaxunl, dstuttard, tpr, t-tye, hiraditya, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D65328

llvm-svn: 367105
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp b/llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp
index ef04732..e8de282 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp
@@ -2244,9 +2244,15 @@
   unsigned IntrID = cast<ConstantSDNode>(N->getOperand(0))->getZExtValue();
   unsigned Opcode;
   switch (IntrID) {
+  case Intrinsic::amdgcn_wqm:
+    Opcode = AMDGPU::WQM;
+    break;
   case Intrinsic::amdgcn_softwqm:
     Opcode = AMDGPU::SOFT_WQM;
     break;
+  case Intrinsic::amdgcn_wwm:
+    Opcode = AMDGPU::WWM;
+    break;
   default:
     SelectCode(N);
     return;
diff --git a/llvm/lib/Target/AMDGPU/SIISelLowering.cpp b/llvm/lib/Target/AMDGPU/SIISelLowering.cpp
index 0975c30..9a323c6 100644
--- a/llvm/lib/Target/AMDGPU/SIISelLowering.cpp
+++ b/llvm/lib/Target/AMDGPU/SIISelLowering.cpp
@@ -5979,16 +5979,6 @@
                                Op.getOperand(1), Op.getOperand(2));
     return DAG.getNode(ISD::BITCAST, DL, VT, Node);
   }
-  case Intrinsic::amdgcn_wqm: {
-    SDValue Src = Op.getOperand(1);
-    return SDValue(DAG.getMachineNode(AMDGPU::WQM, DL, Src.getValueType(), Src),
-                   0);
-  }
-  case Intrinsic::amdgcn_wwm: {
-    SDValue Src = Op.getOperand(1);
-    return SDValue(DAG.getMachineNode(AMDGPU::WWM, DL, Src.getValueType(), Src),
-                   0);
-  }
   case Intrinsic::amdgcn_fmad_ftz:
     return DAG.getNode(AMDGPUISD::FMAD_FTZ, DL, VT, Op.getOperand(1),
                        Op.getOperand(2), Op.getOperand(3));