1// Copyright 2014 the V8 project authors. All rights reserved. 2// Redistribution and use in source and binary forms, with or without 3// modification, are permitted provided that the following conditions are 4// met: 5// 6// * Redistributions of source code must retain the above copyright 7// notice, this list of conditions and the following disclaimer. 8// * Redistributions in binary form must reproduce the above 9// copyright notice, this list of conditions and the following 10// disclaimer in the documentation and/or other materials provided 11// with the distribution. 12// * Neither the name of Google Inc. nor the names of its 13// contributors may be used to endorse or promote products derived 14// from this software without specific prior written permission. 15// 16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 28// Flags: --allow-natives-syntax 29 30(function DeoptimizeArgCallFunctionGeneric() { 31 var a = []; 32 33 function f1(method, array, elem, deopt) { 34 assertEquals('push', method); 35 } 36 37 function f2() { } 38 39 function bar(x, deopt, f) { 40 f('push', a, [x], deopt + 0); 41 } 42 43 function foo() { return bar(arguments[0], arguments[1], arguments[2]); } 44 function baz(f, deopt) { return foo("x", deopt, f); } 45 46 baz(f1, 0); 47 baz(f2, 0); 48 %OptimizeFunctionOnNextCall(baz); 49 baz(f1, "deopt"); 50})(); 51 52 53(function DeoptimizeArgGlobalFunctionGeneric() { 54 var a = []; 55 56 var f1; 57 58 f1 = function(method, array, elem, deopt) { 59 assertEquals('push', method); 60 } 61 62 function bar(x, deopt, f) { 63 f1('push', a, [x], deopt + 0); 64 } 65 66 function foo() { return bar(arguments[0], arguments[1]); } 67 function baz(deopt) { return foo("x", deopt); } 68 69 baz(0); 70 baz(0); 71 %OptimizeFunctionOnNextCall(baz); 72 baz("deopt"); 73})(); 74 75 76(function DeoptimizeArgCallFunctionRuntime() { 77 var a = []; 78 79 var f1; 80 81 f1 = function(method, array, elem, deopt) { 82 assertEquals('push', method); 83 } 84 85 function bar(x, deopt) { 86 %_CallFunction(null, 'push', [x][0], ((deopt + 0), 1), f1); 87 } 88 89 function foo() { return bar(arguments[0], arguments[1]); } 90 function baz(deopt) { return foo(0, deopt); } 91 92 baz(0); 93 baz(0); 94 %OptimizeFunctionOnNextCall(baz); 95 baz("deopt"); 96})(); 97