clean up

example/04_gemm_add_add_fastgelu/common.hpp

@@ -62,7 +62,7 @@ struct ExecutionConfig final
 };
 
 inline bool
-parse_cmd_args(int argc, char* argv[], ProblemSize& problem_size, ExecutionConfig config)
+parse_cmd_args(int argc, char* argv[], ProblemSize& problem_size, ExecutionConfig& config)
 {
     if(argc == 1)
     {

example/04_gemm_add_add_fastgelu/gemm_add_add_fastgelu_xdl_fp16.cpp

@@ -7,10 +7,11 @@ using ADataType        = F16;
 using BDataType        = F16;
 using AccDataType      = F32;
 using CShuffleDataType = F32;
-using D0DataType       = F16;
-using D1DataType       = F16;
-using DsDataType       = ck::Tuple<D0DataType, D1DataType>;
-using EDataType        = F16;
+using CDataType  = F32; // C matrix doesn't exsit in memory, this is used for host verification
+using D0DataType = F16;
+using D1DataType = F16;
+using DsDataType = ck::Tuple<D0DataType, D1DataType>;
+using EDataType  = F16;
 
 using ALayout  = Row;
 using BLayout  = Col;
@@ -36,7 +37,7 @@ using DeviceOpInstance = ck::tensor_operation::device::DeviceGemmMultipleD_Xdl_C
 
 using ReferenceGemmInstance = ck::tensor_operation::host::ReferenceGemm<ADataType,
                                                                         BDataType,
-                                                                        AccDataType,
+                                                                        CDataType,
                                                                         AccDataType,
                                                                         AElementOp,
                                                                         BElementOp,