Add verification option selection

example/01_gemm/common.hpp

@@ -75,7 +75,8 @@ struct ProblemSizeSplitK final
 
 struct ExecutionConfig final
 {
-    bool do_verification = true;
+    // 0 - no verification, 1 - CPU, 2 - GPU, 3 - CPU + GPU
+    int do_verification = 3;
     int init_method     = 2;
     bool time_kernel    = false;
 };
@@ -126,7 +127,7 @@ bool parse_cmd_args<ProblemSize>(int argc,
     }
     else
     {
-        std::cerr << "arg1: verification (0=no, 1=CPU and GPU)" << std::endl
+        std::cerr << "arg1: verification (0=no, 1=CPU, 2=GPU, 3=CPU and GPU)" << std::endl
                   << "arg2: initialization (0=no init, 1=integer value, 2=decimal value)"
                   << std::endl
                   << "arg3: time kernel (0=no, 1=yes)" << std::endl
@@ -176,7 +177,7 @@ bool parse_cmd_args<ProblemSizeStreamK_universal>(int argc,
     else
     {
         std::cerr
-            << "arg1: verification (0=no, 1=CPU and GPU)" << std::endl
+            << "arg1: verification (0=no, 1=CPU, 2=GPU, 3=CPU and GPU)" << std::endl
             << "arg2: initialization (0=no init, 1=integer value, 2=decimal value)" << std::endl
             << "arg3: time kernel (0=no, 1=yes)" << std::endl
             << "arg4 to 9: M (256x), N(128x), K(32x), StrideA, StrideB, StrideC" << std::endl
@@ -225,7 +226,7 @@ bool parse_cmd_args<ProblemSizeStreamK>(int argc,
     }
     else
     {
-        std::cerr << "arg1: verification (0=no, 1=CPU and GPU)" << std::endl
+        std::cerr << "arg1: verification (0=no, 1=CPU, 2=GPU, 3=CPU and GPU)" << std::endl
                   << "arg2: initialization (0=no init, 1=integer value, 2=decimal value)"
                   << std::endl
                   << "arg3: time kernel (0=no, 1=yes)" << std::endl
@@ -275,7 +276,7 @@ bool parse_cmd_args<ProblemSizeSplitK>(int argc,
     }
     else
     {
-        std::cerr << "arg1: verification (0=no, 1=CPU and GPU)" << std::endl
+        std::cerr << "arg1: verification (0=no, 1=CPU, 2=GPU, 3=CPU and GPU)" << std::endl
                   << "arg2: initialization (0=no init, 1=integer value, 2=decimal value)"
                   << std::endl
                   << "arg3: time kernel (0=no, 1=yes)" << std::endl

example/01_gemm/run_gemm_example.inc

@@ -330,7 +330,7 @@ bool run_gemm(const ProblemType& problem_size, const ExecutionConfig& config)
 
     bool pass = true;
 
-    if(config.do_verification)
+    if((config.do_verification == 1) || (config.do_verification == 3))
     {
         // CPU verification
         auto ref_gemm    = ReferenceGemmInstance{};
@@ -353,13 +353,16 @@ bool run_gemm(const ProblemType& problem_size, const ExecutionConfig& config)
 #else
         c_m_n_device_buf.FromDevice(c_m_n_device_result.mData.data());
 
-        pass &= !ck::utils::check_err(c_m_n_device_result,
+        pass &= ck::utils::check_err(c_m_n_device_result,
                                      c_m_n_host_result,
                                      "Error: Incorrect results!",
                                      get_rtol<CDataType>(),
                                      get_atol<CDataType>());
 #endif
+    }
 
+    if((config.do_verification == 2) || (config.do_verification == 3))
+    {
         // GPU verification
         auto ref_gemm_gpu    = ReferenceGemmInstanceGPU{};
         auto ref_invoker_gpu = ref_gemm_gpu.MakeInvoker();
@@ -381,14 +384,14 @@ bool run_gemm(const ProblemType& problem_size, const ExecutionConfig& config)
         c_m_n_device_ref_buf.FromDevice(c_m_n_device_ref_result.mData.data());
         c_m_n_device_buf.FromDevice(c_m_n_device_result.mData.data());
 
-        pass &= !ck::utils::check_err(c_m_n_device_result,
+        pass &= ck::utils::check_err(c_m_n_device_result,
                                      c_m_n_device_ref_result,
                                      "Error: Incorrect results!",
                                      get_rtol<CDataType>(),
                                      get_atol<CDataType>());
     }
 
-    return !pass;
+    return pass == true;
 }
 
 bool run_gemm_example(int argc, char* argv[])

example/01_gemm/run_gemm_example_streamk_v2.inc

@@ -241,7 +241,7 @@ bool run_gemm(const ProblemType& problem_size, const ExecutionConfig& config)
     }
 
     bool pass = true;
-    if(config.do_verification)
+    if((config.do_verification == 1) || (config.do_verification == 3))
     {
         auto ref_gemm    = ReferenceGemmInstance{};
         auto ref_invoker = ref_gemm.MakeInvoker();

example/01_gemm/run_gemm_example_v2.inc

@@ -228,7 +228,7 @@ bool run_gemm(const ProblemType& problem_size, const ExecutionConfig& config)
     }
 
     bool pass = true;
-    if(config.do_verification)
+    if((config.do_verification == 1) || (config.do_verification == 3))
     {
         auto ref_gemm    = ReferenceGemmInstance{};
         auto ref_invoker = ref_gemm.MakeInvoker();