1692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// Copyright 2011 the V8 project authors. All rights reserved. 2692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// Redistribution and use in source and binary forms, with or without 3692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// modification, are permitted provided that the following conditions are 4692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// met: 5692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// 6692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// * Redistributions of source code must retain the above copyright 7692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// notice, this list of conditions and the following disclaimer. 8692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// * Redistributions in binary form must reproduce the above 9692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// copyright notice, this list of conditions and the following 10692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// disclaimer in the documentation and/or other materials provided 11692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// with the distribution. 12692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// * Neither the name of Google Inc. nor the names of its 13692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// contributors may be used to endorse or promote products derived 14692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// from this software without specific prior written permission. 15692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// 16692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch 28692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// Flags: --expose-gc --allow-natives-syntax 29692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch 30692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// Check that we are not flushing code for inlined functions that 31692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch// have a pending lazy deoptimization on the stack. 32692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch 33692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdochfunction deopt() { 34692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch try { } catch (e) { } // Avoid inlining. 35692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch %DeoptimizeFunction(outer); 36692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch for (var i = 0; i < 10; i++) gc(); // Force code flushing. 37692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch} 38692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch 39692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdochfunction outer(should_deopt) { 40692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch inner(should_deopt); 41692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch} 42692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch 43692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdochfunction inner(should_deopt) { 44692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch if (should_deopt) deopt(); 45692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch} 46692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch 47692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdochouter(false); 48692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdochouter(false); 49692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdoch%OptimizeFunctionOnNextCall(outer); 50692be65d6b06edd9ff4cfc4c308555b7c99c1191Ben Murdochouter(true); 51