DAG: Add opcode and source type to isFPExtFree

This is only currently used for mad/fma transforms.
This is the only case where it should be used for AMDGPU,
so add an opcode to be sure.

llvm-svn: 315740

2 files changed, 4 insertions, 3 deletions

diff --git a/llvm/lib/Target/PowerPC/PPCISelLowering.cpp b/llvm/lib/Target/PowerPC/PPCISelLowering.cpp
index 6295693ffff..140b63f7570 100644
--- a/llvm/lib/Target/PowerPC/PPCISelLowering.cpp
+++ b/llvm/lib/Target/PowerPC/PPCISelLowering.cpp
@@ -13273,8 +13273,9 @@ bool PPCTargetLowering::isZExtFree(SDValue Val, EVT VT2) const {
   return TargetLowering::isZExtFree(Val, VT2);
 }
 
-bool PPCTargetLowering::isFPExtFree(EVT VT) const {
-  assert(VT.isFloatingPoint());
+bool PPCTargetLowering::isFPExtFree(EVT DestVT, EVT SrcVT) const {
+  assert(DestVT.isFloatingPoint() && SrcVT.isFloatingPoint() &&
+         "invalid fpext types");
   return true;
 }
 
diff --git a/llvm/lib/Target/PowerPC/PPCISelLowering.h b/llvm/lib/Target/PowerPC/PPCISelLowering.h
index 591f2ee1c46..eac9dc53dc4 100644
--- a/llvm/lib/Target/PowerPC/PPCISelLowering.h
+++ b/llvm/lib/Target/PowerPC/PPCISelLowering.h
@@ -758,7 +758,7 @@ namespace llvm {
 
     bool isZExtFree(SDValue Val, EVT VT2) const override;
 
-    bool isFPExtFree(EVT VT) const override;
+    bool isFPExtFree(EVT DestVT, EVT SrcVT) const override;
 
     /// \brief Returns true if it is beneficial to convert a load of a constant
     /// to just the constant itself.