// Copyright 2018 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 // Test Uint8 -> Word64 conversions. (function() { function bar(x, y) { return x + y; } bar(0.1, 0.2); bar(0.1, 0.2); function foo(dv) { return bar(dv.getUint8(0, true), 0xFFFFFFFF); }; %PrepareFunctionForOptimization(foo); const dv = new DataView(new ArrayBuffer(8)); assertEquals(0xFFFFFFFF, foo(dv)); assertEquals(0xFFFFFFFF, foo(dv)); %OptimizeFunctionOnNextCall(foo); assertEquals(0xFFFFFFFF, foo(dv)); })(); // Test Int8 -> Word64 conversions. (function() { function bar(x, y) { return x + y; } bar(0.1, 0.2); bar(0.1, 0.2); function foo(dv) { return bar(dv.getInt8(0, true), 0xFFFFFFFF); }; %PrepareFunctionForOptimization(foo); const dv = new DataView(new ArrayBuffer(8)); assertEquals(0xFFFFFFFF, foo(dv)); assertEquals(0xFFFFFFFF, foo(dv)); %OptimizeFunctionOnNextCall(foo); assertEquals(0xFFFFFFFF, foo(dv)); })(); // Test Uint16 -> Word64 conversions. (function() { function bar(x, y) { return x + y; } bar(0.1, 0.2); bar(0.1, 0.2); function foo(dv) { return bar(dv.getUint16(0, true), 0xFFFFFFFF); }; %PrepareFunctionForOptimization(foo); const dv = new DataView(new ArrayBuffer(8)); assertEquals(0xFFFFFFFF, foo(dv)); assertEquals(0xFFFFFFFF, foo(dv)); %OptimizeFunctionOnNextCall(foo); assertEquals(0xFFFFFFFF, foo(dv)); })(); // Test Int16 -> Word64 conversions. (function() { function bar(x, y) { return x + y; } bar(0.1, 0.2); bar(0.1, 0.2); function foo(dv) { return bar(dv.getInt16(0, true), 0xFFFFFFFF); }; %PrepareFunctionForOptimization(foo); const dv = new DataView(new ArrayBuffer(8)); assertEquals(0xFFFFFFFF, foo(dv)); assertEquals(0xFFFFFFFF, foo(dv)); %OptimizeFunctionOnNextCall(foo); assertEquals(0xFFFFFFFF, foo(dv)); })();