Eliminate fp8 gemm on gfx950 (#3903)

FP8 output type not supported by hipblaslt yet on gfx950.

Author: CharlieL7

src/targets/gpu/target.cpp

@@ -166,6 +166,14 @@ std::vector<pass> target::get_passes(migraphx::context& gctx, const compile_opti
     unsupported_fp8ocp_ops.insert("argmax");
     unsupported_fp8ocp_ops.insert("argmin");
 
+    // disable fp8 dot operations on gfx950
+    // hipblaslt does not support fp8 gemm with fp8 output yet
+    const auto device_name = trim(split_string(gpu::get_device_name(), ':').front());
+    if(starts_with(device_name, "gfx950"))
+    {
+        unsupported_fp8ocp_ops.insert("dot");
+    }
+
     // clang-format off
     return
     {

test/verify/run_verify.cpp

@@ -1,7 +1,7 @@
 /*
  * The MIT License (MIT)
  *
- * Copyright (c) 2015-2024 Advanced Micro Devices, Inc. All rights reserved.
+ * Copyright (c) 2015-2025 Advanced Micro Devices, Inc. All rights reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -32,8 +32,8 @@
 #include <migraphx/load_save.hpp>
 #include <migraphx/tmp_dir.hpp>
 #include <migraphx/verify_args.hpp>
-#include <set>
 
+#include <set>
 #include <future>
 #include <thread>
 #include <utility>