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Issue 9837002: Support arguments object access from inlined functions. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: revert heap.cc Created 8 years, 9 months ago
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1 // Copyright 2011 the V8 project authors. All rights reserved. 1 // Copyright 2011 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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106 function test_adaptation() { 106 function test_adaptation() {
107 adapt2to4(1, 2); 107 adapt2to4(1, 2);
108 adapt4to2(1, 2, 3, 4); 108 adapt4to2(1, 2, 3, 4);
109 } 109 }
110 110
111 test_adaptation(); 111 test_adaptation();
112 test_adaptation(); 112 test_adaptation();
113 %OptimizeFunctionOnNextCall(test_adaptation); 113 %OptimizeFunctionOnNextCall(test_adaptation);
114 test_adaptation(); 114 test_adaptation();
115 })(); 115 })();
116
117 // Test arguments access from the inlined function.
118 function uninlinable(v) {
119 assertEquals(0, v);
120 try { } catch (e) { }
121 return 0;
122 }
123
124 function toarr_inner() {
125 var a = arguments;
126 var marker = a[0];
127 uninlinable(uninlinable(0, 0), marker.x);
128
129 var r = new Array();
130 for (var i = a.length - 1; i >= 1; i--) {
131 r.push(a[i]);
132 }
133
134 return r;
135 }
136
137 function toarr(marker, a, b, c) {
138 return toarr_inner(marker, a/2, b/2, c/2);
fschneider 2012/03/22 10:30:19 Please also add a test where inlining happens insi
Vyacheslav Egorov (Chromium) 2012/03/22 12:24:53 Done.
139 }
140
141 var marker = { x: 0 };
142 assertArrayEquals([3, 2, 1], toarr(marker, 2, 4, 6));
143 assertArrayEquals([3, 2, 1], toarr(marker, 2, 4, 6));
144 %OptimizeFunctionOnNextCall(toarr);
145 assertArrayEquals([3, 2, 1], toarr(marker, 2, 4, 6));
146 delete marker.x;
147 assertArrayEquals([3, 2, 1], toarr(marker, 2, 4, 6));
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