diff options
| author | Owen Anderson <resistor@mac.com> | 2012-04-05 18:50:32 +0000 |
|---|---|---|
| committer | Owen Anderson <resistor@mac.com> | 2012-04-05 18:50:32 +0000 |
| commit | d7484e5d9b25fe907cdad283659fcdeb5c73060f (patch) | |
| tree | 55cf7a4ed8653bf8a690759b72294f127f664a24 /lib/CodeGen/SelectionDAG/SelectionDAG.cpp | |
| parent | 1c01249191ba5d3648e7bedaf8233c41cc103551 (diff) | |
Treat f16 the same as f80/f128 for the purposes of generating constants during instruction selection.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@154113 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/SelectionDAG/SelectionDAG.cpp')
| -rw-r--r-- | lib/CodeGen/SelectionDAG/SelectionDAG.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp index 305eee81cd..6e46d4989a 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp +++ b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp @@ -62,6 +62,7 @@ static SDVTList makeVTList(const EVT *VTs, unsigned NumVTs) { static const fltSemantics *EVTToAPFloatSemantics(EVT VT) { switch (VT.getSimpleVT().SimpleTy) { default: llvm_unreachable("Unknown FP format"); + case MVT::f16: return &APFloat::IEEEhalf; case MVT::f32: return &APFloat::IEEEsingle; case MVT::f64: return &APFloat::IEEEdouble; case MVT::f80: return &APFloat::x87DoubleExtended; @@ -1042,7 +1043,7 @@ SDValue SelectionDAG::getConstantFP(double Val, EVT VT, bool isTarget) { return getConstantFP(APFloat((float)Val), VT, isTarget); else if (EltVT==MVT::f64) return getConstantFP(APFloat(Val), VT, isTarget); - else if (EltVT==MVT::f80 || EltVT==MVT::f128) { + else if (EltVT==MVT::f80 || EltVT==MVT::f128 || EltVT==MVT::f16) { bool ignored; APFloat apf = APFloat(Val); apf.convert(*EVTToAPFloatSemantics(EltVT), APFloat::rmNearestTiesToEven, |