1 // Copyright 2011 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 // Test deoptimization after inlined call. 29 30 function bar(a, b) {try { return a; } finally { } } 31 32 function test_context() { 33 function foo(x) { return 42; } 34 var s, t; 35 for (var i = 0x7fff0000; i < 0x80000000; i++) { 36 bar(t = foo(i) ? bar(42 + i - i) : bar(0), s = i + t); 37 } 38 return s; 39 } 40 assertEquals(0x7fffffff + 42, test_context()); 41 42 43 function value_context() { 44 function foo(x) { return 42; } 45 var s, t; 46 for (var i = 0x7fff0000; i < 0x80000000; i++) { 47 bar(t = foo(i), s = i + t); 48 } 49 return s; 50 } 51 assertEquals(0x7fffffff + 42, value_context()); 52 53 54 function effect_context() { 55 function foo(x) { return 42; } 56 var s, t; 57 for (var i = 0x7fff0000; i < 0x80000000; i++) { 58 bar(foo(i), s = i + 42); 59 } 60 return s; 61 } 62 assertEquals(0x7fffffff + 42, effect_context()); 63
