[AMDGPU] Expand `br_cc` for f16

Differential Revision: https://reviews.llvm.org/D26732

llvm-svn: 287199
diff --git a/llvm/lib/Target/AMDGPU/SIISelLowering.cpp b/llvm/lib/Target/AMDGPU/SIISelLowering.cpp
index 65898fc..1f90505 100644
--- a/llvm/lib/Target/AMDGPU/SIISelLowering.cpp
+++ b/llvm/lib/Target/AMDGPU/SIISelLowering.cpp
@@ -289,6 +289,7 @@
     setOperationAction(ISD::FSIN, MVT::f16, Promote);
 
     // F16 - VOP2 Actions.
+    setOperationAction(ISD::BR_CC, MVT::f16, Expand);
     setOperationAction(ISD::SELECT_CC, MVT::f16, Expand);
     setOperationAction(ISD::FMAXNUM, MVT::f16, Legal);
     setOperationAction(ISD::FMINNUM, MVT::f16, Legal);