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Issue 1230303005: Signal a blocked futex if the isolate is interrupted; don't busy-wait (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: remove atomic waiting_ Created 5 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
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21811 FutexInterruptionThread timeout_thread(isolate); 21811 FutexInterruptionThread timeout_thread(isolate);
21812 21812
21813 v8::TryCatch try_catch(CcTest::isolate()); 21813 v8::TryCatch try_catch(CcTest::isolate());
21814 timeout_thread.Start(); 21814 timeout_thread.Start();
21815 21815
21816 CompileRun( 21816 CompileRun(
21817 "var ab = new SharedArrayBuffer(4);" 21817 "var ab = new SharedArrayBuffer(4);"
21818 "var i32a = new Int32Array(ab);" 21818 "var i32a = new Int32Array(ab);"
21819 "Atomics.futexWait(i32a, 0, 0);"); 21819 "Atomics.futexWait(i32a, 0, 0);");
21820 CHECK(try_catch.HasTerminated()); 21820 CHECK(try_catch.HasTerminated());
21821 timeout_thread.Join();
21821 } 21822 }
21822 21823
21823 21824
21824 TEST(EstimatedContextSize) { 21825 TEST(EstimatedContextSize) {
21825 v8::Isolate* isolate = CcTest::isolate(); 21826 v8::Isolate* isolate = CcTest::isolate();
21826 v8::HandleScope scope(isolate); 21827 v8::HandleScope scope(isolate);
21827 LocalContext env; 21828 LocalContext env;
21828 CHECK(50000 < env->EstimatedSize()); 21829 CHECK(50000 < env->EstimatedSize());
21829 } 21830 }
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