15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright 2011 the V8 project authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Redistribution and use in source and binary forms, with or without 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// modification, are permitted provided that the following conditions are 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// met: 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// * Redistributions of source code must retain the above copyright 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// notice, this list of conditions and the following disclaimer. 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// * Redistributions in binary form must reproduce the above 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// copyright notice, this list of conditions and the following 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// disclaimer in the documentation and/or other materials provided 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// with the distribution. 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// * Neither the name of Google Inc. nor the names of its 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// contributors may be used to endorse or promote products derived 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// from this software without specific prior written permission. 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Flags: --expose-debug-as debug --allow-natives-syntax --turbo-deoptimization 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This test tests that deoptimization due to debug breaks works for 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// inlined functions where the full-code is generated before the 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// debugger is attached. 33// 34//See http://code.google.com/p/chromium/issues/detail?id=105375 35 36// Get the Debug object exposed from the debug context global object. 37Debug = debug.Debug; 38 39var count = 0; 40var break_count = 0; 41 42// Debug event listener which sets a breakpoint first time it is hit 43// and otherwise counts break points hit and checks that the expected 44// state is reached. 45function listener(event, exec_state, event_data, data) { 46 if (event == Debug.DebugEvent.Break) { 47 break_count++; 48 if (break_count == 1) { 49 Debug.setBreakPoint(g, 3); 50 51 for (var i = 0; i < exec_state.frameCount(); i++) { 52 var frame = exec_state.frame(i); 53 // When function f is optimized (1 means YES, see runtime.cc) we 54 // expect an optimized frame for f and g. 55 if (%GetOptimizationStatus(f) == 1) { 56 if (i == 1) { 57 assertTrue(frame.isOptimizedFrame()); 58 assertTrue(frame.isInlinedFrame()); 59 assertEquals(4 - i, frame.inlinedFrameIndex()); 60 } else if (i == 2) { 61 assertTrue(frame.isOptimizedFrame()); 62 assertFalse(frame.isInlinedFrame()); 63 } else { 64 assertFalse(frame.isOptimizedFrame()); 65 assertFalse(frame.isInlinedFrame()); 66 } 67 } 68 } 69 } 70 } 71} 72 73function f() { 74 g(); 75} 76 77function g() { 78 count++; 79 h(); 80 var b = 1; // Break point is set here. 81} 82 83function h() { 84 debugger; 85} 86 87f();f();f(); 88%OptimizeFunctionOnNextCall(f); 89f(); 90 91// Add the debug event listener. 92Debug.setListener(listener); 93 94f(); 95 96assertEquals(5, count); 97assertEquals(2, break_count); 98 99// Get rid of the debug event listener. 100Debug.setListener(null); 101