Upload Kmake

deps/v8/test/mjsunit/turboshaft/maglev-frontend/load-arr-with-float64-index.js

@@ -0,0 +1,24 @@
+// Copyright 2024 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Flags: --allow-natives-syntax --turbolev --turbofan
+// Flags: --no-always-turbofan
+
+const arr = new Int32Array(10);
+arr[4] = 42;
+
+function load_arr_double_index(x) {
+  let index = x + 1.5;
+  return arr[index];
+}
+
+%PrepareFunctionForOptimization(load_arr_double_index);
+assertEquals(42, load_arr_double_index(2.5));
+%OptimizeFunctionOnNextCall(load_arr_double_index);
+assertEquals(42, load_arr_double_index(2.5));
+assertOptimized(load_arr_double_index);
+
+// Should deopt for negative indices.
+assertEquals(undefined, load_arr_double_index(-2.5));
+assertUnoptimized(load_arr_double_index);