[AMDGPU] gfx908 atomic fadd and atomic pk_fadd

Differential Revision: https://reviews.llvm.org/D64435

llvm-svn: 365717
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUISelLowering.cpp b/llvm/lib/Target/AMDGPU/AMDGPUISelLowering.cpp
index 0ccd58d..779166b 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPUISelLowering.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPUISelLowering.cpp
@@ -4428,6 +4428,10 @@
   NODE_NAME_CASE(BUFFER_ATOMIC_OR)
   NODE_NAME_CASE(BUFFER_ATOMIC_XOR)
   NODE_NAME_CASE(BUFFER_ATOMIC_CMPSWAP)
+  NODE_NAME_CASE(BUFFER_ATOMIC_FADD)
+  NODE_NAME_CASE(BUFFER_ATOMIC_PK_FADD)
+  NODE_NAME_CASE(ATOMIC_FADD)
+  NODE_NAME_CASE(ATOMIC_PK_FADD)
 
   case AMDGPUISD::LAST_AMDGPU_ISD_NUMBER: break;
   }