test: Use FP utils in spectest runner

test/spectests/spectests.cpp

@@ -5,6 +5,7 @@
 #include "execute.hpp"
 #include "parser.hpp"
 #include <nlohmann/json.hpp>
+#include <test/utils/floating_point_utils.hpp>
 #include <test/utils/hex.hpp>
 #include <filesystem>
 #include <fstream>
@@ -58,22 +59,6 @@ fizzy::bytes load_wasm_file(const fs::path& json_file_path, std::string_view fil
         std::istreambuf_iterator<char>{wasm_file}, std::istreambuf_iterator<char>{});
 }
 
-bool float_values_equal(fizzy::Value value1, fizzy::Value value2) noexcept
-{
-    if (std::isnan(value1.as<float>()))
-        return value1.as<uint32_t>() == value2.as<uint32_t>();  // compare binary representations
-    else
-        return value1.as<float>() == value2.as<float>();
-}
-
-bool double_values_equal(fizzy::Value value1, fizzy::Value value2) noexcept
-{
-    if (std::isnan(value1.as<double>()))
-        return value1.i64 == value2.i64;  // compare binary representations
-    else
-        return value1.as<double>() == value2.as<double>();
-}
-
 struct test_settings
 {
     bool skip_validation = false;
@@ -482,9 +467,9 @@ class test_runner
         if (value_type == "i32" || value_type == "i64")
             is_equal = expected_value.i64 == actual_value.i64;
         else if (value_type == "f32")
-            is_equal = float_values_equal(expected_value, actual_value);
+            is_equal = fizzy::test::FP{expected_value.f32} == actual_value.f32;
         else if (value_type == "f64")
-            is_equal = double_values_equal(expected_value, actual_value);
+            is_equal = fizzy::test::FP{expected_value.f64} == actual_value.f64;
         else
             assert(false);