Upload Kmake

deps/v8/test/mjsunit/compiler/bigint-add-no-deopt-loop.js

@@ -0,0 +1,40 @@
+// Copyright 2019 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 --turbofan --no-always-turbofan
+
+
+const big = 2n ** BigInt((2 ** 30)-1);
+
+
+function testAdd(x, y) {
+  return x + y;
+}
+
+
+%PrepareFunctionForOptimization(testAdd);
+testAdd(3n, 7n);
+testAdd(17n, -54n);
+%OptimizeFunctionOnNextCall(testAdd);
+assertEquals(testAdd(6n, 2n), 8n);
+// Re-prepare the function immediately to make sure type feedback isn't cleared
+// by an untimely gc, as re-optimization on new feedback is tested below
+%PrepareFunctionForOptimization(testAdd);
+assertOptimized(testAdd);
+
+assertThrows(() => testAdd(big, big), RangeError);
+if (%Is64Bit()) {
+  assertUnoptimized(testAdd);
+}
+
+testAdd(30n, -50n);
+testAdd(23n, 5n);
+%OptimizeFunctionOnNextCall(testAdd);
+assertEquals(testAdd(-7n, -12n), -19n);
+assertOptimized(testAdd);
+
+assertThrows(() => testAdd(big, big), RangeError);
+assertOptimized(testAdd);
+assertThrows(() => testAdd(big, big), RangeError);
+assertOptimized(testAdd);