Add catch blocks in example GEMM apps to enable better error handling (Issue: 1928) (#2234)

* added catch statements to examples

* clang format

example/ck_tile/03_gemm/gemm_basic.cpp

@@ -214,4 +214,15 @@ int run_gemm_example(int argc, char* argv[])
     }
 }
 
-int main(int argc, char* argv[]) { return !run_gemm_example(argc, argv); }
+int main(int argc, char* argv[])
+{
+    try
+    {
+        return !run_gemm_example(argc, argv);
+    }
+    catch(const std::runtime_error& e)
+    {
+        std::cerr << "Runtime error: " << e.what() << '\n';
+        return EXIT_FAILURE;
+    }
+}

example/ck_tile/03_gemm/universal_gemm.cpp

@@ -345,7 +345,7 @@ int main(int argc, char* argv[])
 {
     try
     {
-        run_gemm_example(argc, argv);
+        return !run_gemm_example(argc, argv);
     }
     catch(const std::runtime_error& e)
     {

example/ck_tile/13_moe_sorting/moe_sorting.cpp

@@ -334,16 +334,26 @@ bool test_moe_sorting(ck_tile::ArgParser args)
 
 int main(int argc, char** argv)
 {
-    auto [result, args] = create_args(argc, argv);
-    if(!result)
-        return -1;
-    std::string index_prec  = args.get_str("pr_i");
-    std::string weight_prec = args.get_str("pr_w");
-
-    bool r = true;
-    if(weight_prec.compare("fp32") == 0 && index_prec.compare("int32") == 0)
+    try
     {
-        r &= test_moe_sorting<float, ck_tile::index_t>(args);
+        auto [result, args] = create_args(argc, argv);
+        if(!result)
+            return -1;
+
+        std::string index_prec  = args.get_str("pr_i");
+        std::string weight_prec = args.get_str("pr_w");
+
+        bool r = true;
+        if(weight_prec == "fp32" && index_prec == "int32")
+        {
+            r &= test_moe_sorting<float, ck_tile::index_t>(args);
+        }
+
+        return r ? 0 : -1;
+    }
+    catch(const std::runtime_error& e)
+    {
+        std::cerr << "Runtime error: " << e.what() << '\n';
+        return EXIT_FAILURE;
     }
-    return r ? 0 : -1;
 }

example/ck_tile/16_batched_gemm/batched_gemm.cpp

@@ -320,4 +320,15 @@ float batched_gemm(const ck_tile::BatchedGemmHostArgs& args, const ck_tile::stre
 
 #include "run_batched_gemm_example.inc"
 
-int main(int argc, char* argv[]) { return !run_batched_gemm_example(argc, argv); }
+int main(int argc, char* argv[])
+{
+    try
+    {
+        return !run_batched_gemm_example(argc, argv);
+    }
+    catch(const std::runtime_error& e)
+    {
+        std::cerr << "Runtime error: " << e.what() << '\n';
+        return EXIT_FAILURE;
+    }
+}

example/ck_tile/17_grouped_gemm/grouped_gemm.cpp

@@ -319,4 +319,15 @@ float grouped_gemm(const std::vector<grouped_gemm_kargs>& gemm_descs,
 #include "run_grouped_gemm_example.inc"
 
 constexpr bool Persistent = false;
-int main(int argc, char* argv[]) { return !run_grouped_gemm_example<Persistent>(argc, argv); }
+int main(int argc, char* argv[])
+{
+    try
+    {
+        return !run_grouped_gemm_example<Persistent>(argc, argv);
+    }
+    catch(const std::runtime_error& e)
+    {
+        std::cerr << "Runtime error: " << e.what() << '\n';
+        return EXIT_FAILURE;
+    }
+}

example/ck_tile/18_flatmm/flatmm_basic.cpp

@@ -177,4 +177,15 @@ int run_flatmm_example(int argc, char* argv[])
     return -1;
 }
 
-int main(int argc, char* argv[]) { return !run_flatmm_example(argc, argv); }
+int main(int argc, char* argv[])
+{
+    try
+    {
+        return !run_flatmm_example(argc, argv);
+    }
+    catch(const std::runtime_error& e)
+    {
+        std::cerr << "Runtime error: " << e.what() << '\n';
+        return EXIT_FAILURE;
+    }
+}