Add an intrinsic and codegen support for fused multiply-accumulate. The intent
is to use this for architectures that have a native FMA instruction.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134742 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/SystemZ/SystemZISelLowering.cpp b/lib/Target/SystemZ/SystemZISelLowering.cpp
index af85df5..871c297 100644
--- a/lib/Target/SystemZ/SystemZISelLowering.cpp
+++ b/lib/Target/SystemZ/SystemZISelLowering.cpp
@@ -142,6 +142,8 @@
setOperationAction(ISD::FCOS, MVT::f64, Expand);
setOperationAction(ISD::FREM, MVT::f32, Expand);
setOperationAction(ISD::FREM, MVT::f64, Expand);
+ setOperationAction(ISD::FMA, MVT::f32, Expand);
+ setOperationAction(ISD::FMA, MVT::f64, Expand);
// We have only 64-bit bitconverts
setOperationAction(ISD::BITCAST, MVT::f32, Expand);