// 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 DataView.prototype.getInt8()/setInt8() for non-constant DataViews. (function() { const dv = new DataView(new ArrayBuffer(1024)); dv.setInt8(0, 42); dv.setInt8(1, 24); function foo(dv, i) { const x = dv.getInt8(i); dv.setInt8(i, x+1); return x; } assertEquals(42, foo(dv, 0)); assertEquals(24, foo(dv, 1)); assertEquals(43, foo(dv, 0)); assertEquals(25, foo(dv, 1)); %OptimizeFunctionOnNextCall(foo); assertEquals(44, foo(dv, 0)); assertEquals(26, foo(dv, 1)); })(); // Test DataView.prototype.getUint8()/setUint8() for non-constant DataViews. (function() { const dv = new DataView(new ArrayBuffer(1024)); dv.setUint8(0, 42); dv.setUint8(1, 24); function foo(dv, i) { const x = dv.getUint8(i); dv.setUint8(i, x+1); return x; } assertEquals(42, foo(dv, 0)); assertEquals(24, foo(dv, 1)); assertEquals(43, foo(dv, 0)); assertEquals(25, foo(dv, 1)); %OptimizeFunctionOnNextCall(foo); assertEquals(44, foo(dv, 0)); assertEquals(26, foo(dv, 1)); })(); // Test DataView.prototype.getInt16()/setInt16() for non-constant DataViews. (function() { const dv = new DataView(new ArrayBuffer(1024)); dv.setInt16(0, 42, true); dv.setInt16(2, 24, true); function foo(dv, i) { const x = dv.getInt16(i, true); dv.setInt16(i, x+1, true); return x; } assertEquals(42, foo(dv, 0)); assertEquals(24, foo(dv, 2)); assertEquals(43, foo(dv, 0)); assertEquals(25, foo(dv, 2)); %OptimizeFunctionOnNextCall(foo); assertEquals(44, foo(dv, 0)); assertEquals(26, foo(dv, 2)); })(); // Test DataView.prototype.getUint16()/setUint16() for non-constant DataViews. (function() { const dv = new DataView(new ArrayBuffer(1024)); dv.setUint16(0, 42, true); dv.setUint16(2, 24, true); function foo(dv, i) { const x = dv.getUint16(i, true); dv.setUint16(i, x+1, true); return x; } assertEquals(42, foo(dv, 0)); assertEquals(24, foo(dv, 2)); assertEquals(43, foo(dv, 0)); assertEquals(25, foo(dv, 2)); %OptimizeFunctionOnNextCall(foo); assertEquals(44, foo(dv, 0)); assertEquals(26, foo(dv, 2)); })(); // Test DataView.prototype.getInt32()/setInt32() for non-constant DataViews. (function() { const dv = new DataView(new ArrayBuffer(1024)); dv.setInt32(0, 42, true); dv.setInt32(4, 24, true); function foo(dv, i) { const x = dv.getInt32(i, true); dv.setInt32(i, x+1, true); return x; } assertEquals(42, foo(dv, 0)); assertEquals(24, foo(dv, 4)); assertEquals(43, foo(dv, 0)); assertEquals(25, foo(dv, 4)); %OptimizeFunctionOnNextCall(foo); assertEquals(44, foo(dv, 0)); assertEquals(26, foo(dv, 4)); })(); // Test DataView.prototype.getUint32()/setUint32() for non-constant DataViews. (function() { const dv = new DataView(new ArrayBuffer(1024)); dv.setUint32(0, 42, true); dv.setUint32(4, 24, true); function foo(dv, i) { const x = dv.getUint32(i, true); dv.setUint32(i, x+1, true); return x; } assertEquals(42, foo(dv, 0)); assertEquals(24, foo(dv, 4)); assertEquals(43, foo(dv, 0)); assertEquals(25, foo(dv, 4)); %OptimizeFunctionOnNextCall(foo); assertEquals(44, foo(dv, 0)); assertEquals(26, foo(dv, 4)); })(); // Test DataView.prototype.getFloat32()/setFloat32() for non-constant DataViews. (function() { const dv = new DataView(new ArrayBuffer(1024)); dv.setFloat32(0, 42, true); dv.setFloat32(4, 24, true); function foo(dv, i) { const x = dv.getFloat32(i, true); dv.setFloat32(i, x+1, true); return x; } assertEquals(42, foo(dv, 0)); assertEquals(24, foo(dv, 4)); assertEquals(43, foo(dv, 0)); assertEquals(25, foo(dv, 4)); %OptimizeFunctionOnNextCall(foo); assertEquals(44, foo(dv, 0)); assertEquals(26, foo(dv, 4)); })(); // Test DataView.prototype.getFloat64()/setFloat64() for non-constant DataViews. (function() { const dv = new DataView(new ArrayBuffer(1024)); dv.setFloat64(0, 42, true); dv.setFloat64(8, 24, true); function foo(dv, i) { const x = dv.getFloat64(i, true); dv.setFloat64(i, x+1, true); return x; } assertEquals(42, foo(dv, 0)); assertEquals(24, foo(dv, 8)); assertEquals(43, foo(dv, 0)); assertEquals(25, foo(dv, 8)); %OptimizeFunctionOnNextCall(foo); assertEquals(44, foo(dv, 0)); assertEquals(26, foo(dv, 8)); })();