From: Craig Topper <craig.topper@gmail.com>
Date: Tue, 17 Dec 2019 07:24:22 +0000 (-0800)
Subject: [LegalizeTypes] Remove ScalarizeVecRes_STRICT_FP_ROUND in favor of just using Scalari... 
X-Git-Tag: llvmorg-11-init~1980
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c738ebc1f57e6e1e3c1c798cb9f3385d67d34f8a;p=platform%2Fupstream%2Fllvm.git

[LegalizeTypes] Remove ScalarizeVecRes_STRICT_FP_ROUND in favor of just using ScalarizeVecRes_StrictFPOp. NFCI

It looks like ScalarizeVecRes_StrictFPOp can handle a variable
number of arguments with scalar and vector types so it should
be sufficient.
---

diff --git a/llvm/lib/CodeGen/SelectionDAG/LegalizeTypes.h b/llvm/lib/CodeGen/SelectionDAG/LegalizeTypes.h
index cf77754..8fc86ed 100644
--- a/llvm/lib/CodeGen/SelectionDAG/LegalizeTypes.h
+++ b/llvm/lib/CodeGen/SelectionDAG/LegalizeTypes.h
@@ -676,7 +676,6 @@ private:
   SDValue ScalarizeVecRes_BUILD_VECTOR(SDNode *N);
   SDValue ScalarizeVecRes_EXTRACT_SUBVECTOR(SDNode *N);
   SDValue ScalarizeVecRes_FP_ROUND(SDNode *N);
-  SDValue ScalarizeVecRes_STRICT_FP_ROUND(SDNode *N);
   SDValue ScalarizeVecRes_FPOWI(SDNode *N);
   SDValue ScalarizeVecRes_INSERT_VECTOR_ELT(SDNode *N);
   SDValue ScalarizeVecRes_LOAD(LoadSDNode *N);
diff --git a/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp b/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
index 9e20ccb..7df6811 100644
--- a/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
@@ -198,9 +198,6 @@ SDValue DAGTypeLegalizer::ScalarizeVecRes_MULFIX(SDNode *N) {
 }
 
 SDValue DAGTypeLegalizer::ScalarizeVecRes_StrictFPOp(SDNode *N) {
-  if (N->getOpcode() == ISD::STRICT_FP_ROUND)
-    return ScalarizeVecRes_STRICT_FP_ROUND(N);
-
   EVT VT = N->getValueType(0).getVectorElementType();
   unsigned NumOpers = N->getNumOperands();
   SDValue Chain = N->getOperand(0);
@@ -307,18 +304,6 @@ SDValue DAGTypeLegalizer::ScalarizeVecRes_FP_ROUND(SDNode *N) {
                      NewVT, Op, N->getOperand(1));
 }
 
-SDValue DAGTypeLegalizer::ScalarizeVecRes_STRICT_FP_ROUND(SDNode *N) {
-  EVT NewVT = N->getValueType(0).getVectorElementType();
-  SDValue Op = GetScalarizedVector(N->getOperand(1));
-  SDValue Res = DAG.getNode(ISD::STRICT_FP_ROUND, SDLoc(N),
-                            { NewVT, MVT::Other }, 
-                            { N->getOperand(0), Op, N->getOperand(2) });
-  // Legalize the chain result - switch anything that used the old chain to
-  // use the new one.
-  ReplaceValueWith(SDValue(N, 1), Res.getValue(1));
-  return Res;
-}
-
 SDValue DAGTypeLegalizer::ScalarizeVecRes_FPOWI(SDNode *N) {
   SDValue Op = GetScalarizedVector(N->getOperand(0));
   return DAG.getNode(ISD::FPOWI, SDLoc(N),