// Copyright 2014 the V8 project authors. All rights reserved. // Redistribution and use in source and binary forms, with or without // modification, are permitted provided that the following conditions are // met: // // * Redistributions of source code must retain the above copyright // notice, this list of conditions and the following disclaimer. // * Redistributions in binary form must reproduce the above // copyright notice, this list of conditions and the following // disclaimer in the documentation and/or other materials provided // with the distribution. // * Neither the name of Google Inc. nor the names of its // contributors may be used to endorse or promote products derived // from this software without specific prior written permission. // // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. // Flags: --allow-natives-syntax (function DeoptimizeArgCallFunctionGeneric() { var a = []; function f1(method, array, elem, deopt) { assertEquals('push', method); } function f2() { } function bar(x, deopt, f) { f('push', a, [x], deopt + 0); } function foo() { return bar(arguments[0], arguments[1], arguments[2]); } function baz(f, deopt) { return foo("x", deopt, f); } %PrepareFunctionForOptimization(baz); %PrepareFunctionForOptimization(baz); baz(f1, 0); baz(f2, 0); %OptimizeFunctionOnNextCall(baz); baz(f1, "deopt"); })(); (function DeoptimizeArgGlobalFunctionGeneric() { var a = []; var f1; f1 = function(method, array, elem, deopt) { assertEquals('push', method); } function bar(x, deopt, f) { f1('push', a, [x], deopt + 0); } function foo() { return bar(arguments[0], arguments[1]); } function baz(deopt) { return foo("x", deopt); } %PrepareFunctionForOptimization(baz); %PrepareFunctionForOptimization(baz); baz(0); baz(0); %OptimizeFunctionOnNextCall(baz); baz("deopt"); })(); (function DeoptimizeArgCallFunctionRuntime() { var a = []; var f1; f1 = function(method, array, elem, deopt) { assertEquals('push', method); } function bar(x, deopt) { %_Call(f1, null, 'push', [x][0], ((deopt + 0), 1)); } function foo() { return bar(arguments[0], arguments[1]); } function baz(deopt) { return foo(0, deopt); } %PrepareFunctionForOptimization(baz); %PrepareFunctionForOptimization(baz); baz(0); baz(0); %OptimizeFunctionOnNextCall(baz); baz("deopt"); })();