// 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 --opt --noalways-opt --no-stress-flush-bytecode // Invalidate the detaching protector. %ArrayBufferDetach(new ArrayBuffer(1)); // Check DataView.prototype.getInt8() optimization. (function() { const ab = new ArrayBuffer(1); const dv = new DataView(ab); function foo(dv) { return dv.getInt8(0); } %PrepareFunctionForOptimization(foo); assertEquals(0, foo(dv)); assertEquals(0, foo(dv)); %OptimizeFunctionOnNextCall(foo); assertEquals(0, foo(dv)); assertOptimized(foo); %ArrayBufferDetach(ab); assertThrows(() => foo(dv), TypeError); assertUnoptimized(foo); %PrepareFunctionForOptimization(foo); %OptimizeFunctionOnNextCall(foo); assertThrows(() => foo(dv), TypeError); assertOptimized(foo); })(); // Check DataView.prototype.getUint8() optimization. (function() { const ab = new ArrayBuffer(1); const dv = new DataView(ab); function foo(dv) { return dv.getUint8(0); } %PrepareFunctionForOptimization(foo); assertEquals(0, foo(dv)); assertEquals(0, foo(dv)); %OptimizeFunctionOnNextCall(foo); assertEquals(0, foo(dv)); assertOptimized(foo); %ArrayBufferDetach(ab); assertThrows(() => foo(dv), TypeError); assertUnoptimized(foo); %PrepareFunctionForOptimization(foo); %OptimizeFunctionOnNextCall(foo); assertThrows(() => foo(dv), TypeError); assertOptimized(foo); })(); // Check DataView.prototype.getInt16() optimization. (function() { const ab = new ArrayBuffer(2); const dv = new DataView(ab); function foo(dv) { return dv.getInt16(0, true); } %PrepareFunctionForOptimization(foo); assertEquals(0, foo(dv)); assertEquals(0, foo(dv)); %OptimizeFunctionOnNextCall(foo); assertEquals(0, foo(dv)); assertOptimized(foo); %ArrayBufferDetach(ab); assertThrows(() => foo(dv), TypeError); assertUnoptimized(foo); %PrepareFunctionForOptimization(foo); %OptimizeFunctionOnNextCall(foo); assertThrows(() => foo(dv), TypeError); assertOptimized(foo); })(); // Check DataView.prototype.getUint16() optimization. (function() { const ab = new ArrayBuffer(2); const dv = new DataView(ab); function foo(dv) { return dv.getUint16(0, true); } %PrepareFunctionForOptimization(foo); assertEquals(0, foo(dv)); assertEquals(0, foo(dv)); %OptimizeFunctionOnNextCall(foo); assertEquals(0, foo(dv)); assertOptimized(foo); %ArrayBufferDetach(ab); assertThrows(() => foo(dv), TypeError); assertUnoptimized(foo); %PrepareFunctionForOptimization(foo); %OptimizeFunctionOnNextCall(foo); assertThrows(() => foo(dv), TypeError); assertOptimized(foo); })(); // Check DataView.prototype.getInt32() optimization. (function() { const ab = new ArrayBuffer(4); const dv = new DataView(ab); function foo(dv) { return dv.getInt32(0, true); } %PrepareFunctionForOptimization(foo); assertEquals(0, foo(dv)); assertEquals(0, foo(dv)); %OptimizeFunctionOnNextCall(foo); assertEquals(0, foo(dv)); assertOptimized(foo); %ArrayBufferDetach(ab); assertThrows(() => foo(dv), TypeError); assertUnoptimized(foo); %PrepareFunctionForOptimization(foo); %OptimizeFunctionOnNextCall(foo); assertThrows(() => foo(dv), TypeError); assertOptimized(foo); })(); // Check DataView.prototype.getUint32() optimization. (function() { const ab = new ArrayBuffer(4); const dv = new DataView(ab); function foo(dv) { return dv.getUint32(0, true); } %PrepareFunctionForOptimization(foo); assertEquals(0, foo(dv)); assertEquals(0, foo(dv)); %OptimizeFunctionOnNextCall(foo); assertEquals(0, foo(dv)); assertOptimized(foo); %ArrayBufferDetach(ab); assertThrows(() => foo(dv), TypeError); assertUnoptimized(foo); %PrepareFunctionForOptimization(foo); %OptimizeFunctionOnNextCall(foo); assertThrows(() => foo(dv), TypeError); assertOptimized(foo); })(); // Check DataView.prototype.getFloat32() optimization. (function() { const ab = new ArrayBuffer(4); const dv = new DataView(ab); function foo(dv) { return dv.getFloat32(0, true); } %PrepareFunctionForOptimization(foo); assertEquals(0, foo(dv)); assertEquals(0, foo(dv)); %OptimizeFunctionOnNextCall(foo); assertEquals(0, foo(dv)); assertOptimized(foo); %ArrayBufferDetach(ab); assertThrows(() => foo(dv), TypeError); assertUnoptimized(foo); %PrepareFunctionForOptimization(foo); %OptimizeFunctionOnNextCall(foo); assertThrows(() => foo(dv), TypeError); assertOptimized(foo); })(); // Check DataView.prototype.getFloat64() optimization. (function() { const ab = new ArrayBuffer(8); const dv = new DataView(ab); function foo(dv) { return dv.getFloat64(0, true); } %PrepareFunctionForOptimization(foo); assertEquals(0, foo(dv)); assertEquals(0, foo(dv)); %OptimizeFunctionOnNextCall(foo); assertEquals(0, foo(dv)); assertOptimized(foo); %ArrayBufferDetach(ab); assertThrows(() => foo(dv), TypeError); assertUnoptimized(foo); %PrepareFunctionForOptimization(foo); %OptimizeFunctionOnNextCall(foo); assertThrows(() => foo(dv), TypeError); assertOptimized(foo); })(); // Check DataView.prototype.setInt8() optimization. (function() { const ab = new ArrayBuffer(1); const dv = new DataView(ab); function foo(dv, x) { return dv.setInt8(0, x); } %PrepareFunctionForOptimization(foo); assertEquals(undefined, foo(dv, 1)); assertEquals(1, dv.getInt8(0)); assertEquals(undefined, foo(dv, 2)); assertEquals(2, dv.getInt8(0)); %OptimizeFunctionOnNextCall(foo); assertEquals(undefined, foo(dv, 3)); assertOptimized(foo); %ArrayBufferDetach(ab); assertThrows(() => foo(dv, 4), TypeError); assertUnoptimized(foo); %PrepareFunctionForOptimization(foo); %OptimizeFunctionOnNextCall(foo); assertThrows(() => foo(dv, 5), TypeError); assertOptimized(foo); })(); // Check DataView.prototype.setUint8() optimization. (function() { const ab = new ArrayBuffer(1); const dv = new DataView(ab); function foo(dv, x) { return dv.setUint8(0, x); } %PrepareFunctionForOptimization(foo); assertEquals(undefined, foo(dv, 1)); assertEquals(1, dv.getUint8(0)); assertEquals(undefined, foo(dv, 2)); assertEquals(2, dv.getUint8(0)); %OptimizeFunctionOnNextCall(foo); assertEquals(undefined, foo(dv, 3)); assertOptimized(foo); %ArrayBufferDetach(ab); assertThrows(() => foo(dv, 4), TypeError); assertUnoptimized(foo); %PrepareFunctionForOptimization(foo); %OptimizeFunctionOnNextCall(foo); assertThrows(() => foo(dv, 5), TypeError); assertOptimized(foo); })(); // Check DataView.prototype.setInt16() optimization. (function() { const ab = new ArrayBuffer(2); const dv = new DataView(ab); function foo(dv, x) { return dv.setInt16(0, x, true); } %PrepareFunctionForOptimization(foo); assertEquals(undefined, foo(dv, 1)); assertEquals(1, dv.getInt16(0, true)); assertEquals(undefined, foo(dv, 2)); assertEquals(2, dv.getInt16(0, true)); %OptimizeFunctionOnNextCall(foo); assertEquals(undefined, foo(dv, 3)); assertOptimized(foo); %ArrayBufferDetach(ab); assertThrows(() => foo(dv, 4), TypeError); assertUnoptimized(foo); %PrepareFunctionForOptimization(foo); %OptimizeFunctionOnNextCall(foo); assertThrows(() => foo(dv, 5), TypeError); assertOptimized(foo); })(); // Check DataView.prototype.setUint16() optimization. (function() { const ab = new ArrayBuffer(2); const dv = new DataView(ab); function foo(dv, x) { return dv.setUint16(0, x, true); } %PrepareFunctionForOptimization(foo); assertEquals(undefined, foo(dv, 1)); assertEquals(1, dv.getUint16(0, true)); assertEquals(undefined, foo(dv, 2)); assertEquals(2, dv.getUint16(0, true)); %OptimizeFunctionOnNextCall(foo); assertEquals(undefined, foo(dv, 3)); assertOptimized(foo); %ArrayBufferDetach(ab); assertThrows(() => foo(dv, 4), TypeError); assertUnoptimized(foo); %PrepareFunctionForOptimization(foo); %OptimizeFunctionOnNextCall(foo); assertThrows(() => foo(dv, 5), TypeError); assertOptimized(foo); })(); // Check DataView.prototype.setInt32() optimization. (function() { const ab = new ArrayBuffer(4); const dv = new DataView(ab); function foo(dv, x) { return dv.setInt32(0, x, true); } %PrepareFunctionForOptimization(foo); assertEquals(undefined, foo(dv, 1)); assertEquals(1, dv.getInt32(0, true)); assertEquals(undefined, foo(dv, 2)); assertEquals(2, dv.getInt32(0, true)); %OptimizeFunctionOnNextCall(foo); assertEquals(undefined, foo(dv, 3)); assertOptimized(foo); %ArrayBufferDetach(ab); assertThrows(() => foo(dv, 4), TypeError); assertUnoptimized(foo); %PrepareFunctionForOptimization(foo); %OptimizeFunctionOnNextCall(foo); assertThrows(() => foo(dv, 5), TypeError); assertOptimized(foo); })(); // Check DataView.prototype.setUint32() optimization. (function() { const ab = new ArrayBuffer(4); const dv = new DataView(ab); function foo(dv, x) { return dv.setUint32(0, x, true); } %PrepareFunctionForOptimization(foo); assertEquals(undefined, foo(dv, 1)); assertEquals(1, dv.getUint32(0, true)); assertEquals(undefined, foo(dv, 2)); assertEquals(2, dv.getUint32(0, true)); %OptimizeFunctionOnNextCall(foo); assertEquals(undefined, foo(dv, 3)); assertOptimized(foo); %ArrayBufferDetach(ab); assertThrows(() => foo(dv, 4), TypeError); assertUnoptimized(foo); %PrepareFunctionForOptimization(foo); %OptimizeFunctionOnNextCall(foo); assertThrows(() => foo(dv, 5), TypeError); assertOptimized(foo); })(); // Check DataView.prototype.setFloat32() optimization. (function() { const ab = new ArrayBuffer(4); const dv = new DataView(ab); function foo(dv, x) { return dv.setFloat32(0, x, true); } %PrepareFunctionForOptimization(foo); assertEquals(undefined, foo(dv, 1)); assertEquals(1, dv.getFloat32(0, true)); assertEquals(undefined, foo(dv, 2)); assertEquals(2, dv.getFloat32(0, true)); %OptimizeFunctionOnNextCall(foo); assertEquals(undefined, foo(dv, 3)); assertOptimized(foo); %ArrayBufferDetach(ab); assertThrows(() => foo(dv, 4), TypeError); assertUnoptimized(foo); %PrepareFunctionForOptimization(foo); %OptimizeFunctionOnNextCall(foo); assertThrows(() => foo(dv, 5), TypeError); assertOptimized(foo); })(); // Check DataView.prototype.setFloat64() optimization. (function() { const ab = new ArrayBuffer(8); const dv = new DataView(ab); function foo(dv, x) { return dv.setFloat64(0, x, true); } %PrepareFunctionForOptimization(foo); assertEquals(undefined, foo(dv, 1)); assertEquals(1, dv.getFloat64(0, true)); assertEquals(undefined, foo(dv, 2)); assertEquals(2, dv.getFloat64(0, true)); %OptimizeFunctionOnNextCall(foo); assertEquals(undefined, foo(dv, 3)); assertOptimized(foo); %ArrayBufferDetach(ab); assertThrows(() => foo(dv, 4), TypeError); assertUnoptimized(foo); %PrepareFunctionForOptimization(foo); %OptimizeFunctionOnNextCall(foo); assertThrows(() => foo(dv, 5), TypeError); assertOptimized(foo); })();