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Issue 2182183005: [interpreter] Support on-stack replacement in profiler. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Addressed comments. Created 4 years, 4 months ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 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
11 // with the distribution. 11 // with the distribution.
12 // * Neither the name of Google Inc. nor the names of its 12 // * Neither the name of Google Inc. nor the names of its
13 // contributors may be used to endorse or promote products derived 13 // contributors may be used to endorse or promote products derived
14 // from this software without specific prior written permission. 14 // from this software without specific prior written permission.
15 // 15 //
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 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. 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 27
28 // Flags: --allow-natives-syntax --expose-gc 28 // Flags: --allow-natives-syntax --expose-gc
29 // Flags: --ignition-osr --turbo-from-bytecode
29 30
30 // IC and Crankshaft support for smi-only elements in dynamic array literals. 31 // IC and Crankshaft support for smi-only elements in dynamic array literals.
31 function get(foo) { return foo; } // Used to generate dynamic values. 32 function get(foo) { return foo; } // Used to generate dynamic values.
32 33
33 function array_literal_test() { 34 function array_literal_test() {
34 var a0 = [1, 2, 3]; 35 var a0 = [1, 2, 3];
35 assertTrue(%HasFastSmiElements(a0)); 36 assertTrue(%HasFastSmiElements(a0));
36 var a1 = [get(1), get(2), get(3)]; 37 var a1 = [get(1), get(2), get(3)];
37 assertTrue(%HasFastSmiElements(a1)); 38 assertTrue(%HasFastSmiElements(a1));
38 39
(...skipping 148 matching lines...) Expand 10 before | Expand all | Expand 10 after
187 assertEquals(foo, array[2]); 188 assertEquals(foo, array[2]);
188 189
189 (function literals_after_osr() { 190 (function literals_after_osr() {
190 var color = [0]; 191 var color = [0];
191 // Trigger OSR, if optimization is not disabled. 192 // Trigger OSR, if optimization is not disabled.
192 if (%GetOptimizationStatus(literals_after_osr) != 4) { 193 if (%GetOptimizationStatus(literals_after_osr) != 4) {
193 while (%GetOptimizationCount(literals_after_osr) == 0) {} 194 while (%GetOptimizationCount(literals_after_osr) == 0) {}
194 } 195 }
195 return [color[0]]; 196 return [color[0]];
196 })(); 197 })();
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