diff --git a/llvm/include/llvm/CodeGen/RuntimeLibcallUtil.h b/llvm/include/llvm/CodeGen/RuntimeLibcallUtil.h
index 34d783ae3f513..fb2d4ebd2f62f 100644
--- a/llvm/include/llvm/CodeGen/RuntimeLibcallUtil.h
+++ b/llvm/include/llvm/CodeGen/RuntimeLibcallUtil.h
@@ -62,9 +62,9 @@ Libcall getLDEXP(EVT RetVT);
 /// UNKNOWN_LIBCALL if there is none.
 Libcall getFREXP(EVT RetVT);
 
-/// getFSINCOS - Return the FSINCOS_* value for the given types, or
+/// getSINCOS - Return the SINCOS_* value for the given types, or
 /// UNKNOWN_LIBCALL if there is none.
-Libcall getFSINCOS(EVT RetVT);
+Libcall getSINCOS(EVT RetVT);
 
 /// getSINCOSPI - Return the SINCOSPI_* value for the given types, or
 /// UNKNOWN_LIBCALL if there is none.
diff --git a/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
index 66d7f57b93fb7..f56097fdbb51a 100644
--- a/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
@@ -2284,7 +2284,7 @@ SelectionDAGLegalize::ExpandDivRemLibCall(SDNode *Node,
 
 /// Return true if sincos libcall is available.
 static bool isSinCosLibcallAvailable(SDNode *Node, const TargetLowering &TLI) {
-  RTLIB::Libcall LC = RTLIB::getFSINCOS(Node->getSimpleValueType(0).SimpleTy);
+  RTLIB::Libcall LC = RTLIB::getSINCOS(Node->getSimpleValueType(0).SimpleTy);
   return TLI.getLibcallName(LC) != nullptr;
 }
 
@@ -4524,7 +4524,7 @@ void SelectionDAGLegalize::ConvertNodeToLibcall(SDNode *Node) {
   case ISD::FSINCOSPI: {
     EVT VT = Node->getValueType(0);
     RTLIB::Libcall LC = Node->getOpcode() == ISD::FSINCOS
-                            ? RTLIB::getFSINCOS(VT)
+                            ? RTLIB::getSINCOS(VT)
                             : RTLIB::getSINCOSPI(VT);
     bool Expanded = DAG.expandMultipleResultFPLibCall(LC, Node, Results);
     if (!Expanded)
diff --git a/llvm/lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp b/llvm/lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp
index 6dcc2464f61f2..4b79bd28e2750 100644
--- a/llvm/lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp
@@ -833,7 +833,7 @@ DAGTypeLegalizer::SoftenFloatRes_UnaryWithTwoFPResults(SDNode *N,
 
 SDValue DAGTypeLegalizer::SoftenFloatRes_FSINCOS(SDNode *N) {
   return SoftenFloatRes_UnaryWithTwoFPResults(
-      N, RTLIB::getFSINCOS(N->getValueType(0)));
+      N, RTLIB::getSINCOS(N->getValueType(0)));
 }
 
 SDValue DAGTypeLegalizer::SoftenFloatRes_FREM(SDNode *N) {
diff --git a/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp b/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp
index 111b08aeab185..7e8bae4b0f785 100644
--- a/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp
@@ -1222,7 +1222,7 @@ void VectorLegalizer::Expand(SDNode *Node, SmallVectorImpl<SDValue> &Results) {
   case ISD::FSINCOSPI: {
     EVT VT = Node->getValueType(0).getVectorElementType();
     RTLIB::Libcall LC = Node->getOpcode() == ISD::FSINCOS
-                            ? RTLIB::getFSINCOS(VT)
+                            ? RTLIB::getSINCOS(VT)
                             : RTLIB::getSINCOSPI(VT);
     if (DAG.expandMultipleResultFPLibCall(LC, Node, Results))
       return;
diff --git a/llvm/lib/CodeGen/TargetLoweringBase.cpp b/llvm/lib/CodeGen/TargetLoweringBase.cpp
index d9a19dfceb6d3..51cde7ce139e2 100644
--- a/llvm/lib/CodeGen/TargetLoweringBase.cpp
+++ b/llvm/lib/CodeGen/TargetLoweringBase.cpp
@@ -402,7 +402,7 @@ RTLIB::Libcall RTLIB::getFREXP(EVT RetVT) {
                       FREXP_PPCF128);
 }
 
-RTLIB::Libcall RTLIB::getFSINCOS(EVT RetVT) {
+RTLIB::Libcall RTLIB::getSINCOS(EVT RetVT) {
   return getFPLibCall(RetVT, SINCOS_F32, SINCOS_F64, SINCOS_F80, SINCOS_F128,
                       SINCOS_PPCF128);
 }