Add libm-oriented ISD opcodes for rounding operations.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55130 91177308-0d34-0410-b5e6-96231b3b80d8

3 files changed, 20 insertions, 0 deletions

diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
index 55cff68..a0e17d5 100644
--- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
@@ -3493,6 +3493,11 @@ SDValue SelectionDAGLegalize::LegalizeOp(SDValue Op) {
   case ISD::FSQRT:
   case ISD::FSIN:
   case ISD::FCOS:
+  case ISD::FTRUNC:
+  case ISD::FFLOOR:
+  case ISD::FCEIL:
+  case ISD::FRINT:
+  case ISD::FNEARBYINT:
     Tmp1 = LegalizeOp(Node->getOperand(0));
     switch (TLI.getOperationAction(Node->getOpcode(), Node->getValueType(0))) {
     case TargetLowering::Promote:
diff --git a/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp b/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
index 9275fc2..d0d1e39 100644
--- a/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
@@ -61,6 +61,11 @@ void DAGTypeLegalizer::ScalarizeVectorResult(SDNode *N, unsigned ResNo) {
   case ISD::FP_TO_UINT:
   case ISD::FSIN:
   case ISD::FSQRT:
+  case ISD::FTRUNC:
+  case ISD::FFLOOR:
+  case ISD::FCEIL:
+  case ISD::FRINT:
+  case ISD::FNEARBYINT:
   case ISD::SINT_TO_FP:
   case ISD::UINT_TO_FP: R = ScalarizeVecRes_UnaryOp(N); break;
 
@@ -298,6 +303,11 @@ void DAGTypeLegalizer::SplitVectorResult(SDNode *N, unsigned ResNo) {
   case ISD::FSQRT:
   case ISD::FSIN:
   case ISD::FCOS:
+  case ISD::FTRUNC:
+  case ISD::FFLOOR:
+  case ISD::FCEIL:
+  case ISD::FRINT:
+  case ISD::FNEARBYINT:
   case ISD::FP_TO_SINT:
   case ISD::FP_TO_UINT:
   case ISD::SINT_TO_FP:
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index 74d6a2a..2167656 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -4771,6 +4771,11 @@ std::string SDNode::getOperationName(const SelectionDAG *G) const {
   case ISD::FCOS:   return "fcos";
   case ISD::FPOWI:  return "fpowi";
   case ISD::FPOW:   return "fpow";
+  case ISD::FTRUNC: return "ftrunc";
+  case ISD::FFLOOR: return "ffloor";
+  case ISD::FCEIL:  return "fceil";
+  case ISD::FRINT:  return "frint";
+  case ISD::FNEARBYINT: return "fnearbyint";
 
   // Binary operators
   case ISD::ADD:    return "add";