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93 lines
3.1 KiB
93 lines
3.1 KiB
// Copyright 2011 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// Tests of fast TLS support.
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#include "v8.h"
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#include "cctest.h"
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#include "checks.h"
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#include "platform.h"
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using v8::internal::Thread;
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static const int kValueCount = 128;
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static Thread::LocalStorageKey keys[kValueCount];
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static void* GetValue(int num) {
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return reinterpret_cast<void*>(static_cast<intptr_t>(num + 1));
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}
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static void DoTest() {
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for (int i = 0; i < kValueCount; i++) {
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CHECK(!Thread::HasThreadLocal(keys[i]));
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}
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for (int i = 0; i < kValueCount; i++) {
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Thread::SetThreadLocal(keys[i], GetValue(i));
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}
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for (int i = 0; i < kValueCount; i++) {
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CHECK(Thread::HasThreadLocal(keys[i]));
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}
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for (int i = 0; i < kValueCount; i++) {
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CHECK_EQ(GetValue(i), Thread::GetThreadLocal(keys[i]));
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CHECK_EQ(GetValue(i), Thread::GetExistingThreadLocal(keys[i]));
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}
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for (int i = 0; i < kValueCount; i++) {
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Thread::SetThreadLocal(keys[i], GetValue(kValueCount - i - 1));
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}
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for (int i = 0; i < kValueCount; i++) {
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CHECK(Thread::HasThreadLocal(keys[i]));
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}
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for (int i = 0; i < kValueCount; i++) {
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CHECK_EQ(GetValue(kValueCount - i - 1),
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Thread::GetThreadLocal(keys[i]));
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CHECK_EQ(GetValue(kValueCount - i - 1),
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Thread::GetExistingThreadLocal(keys[i]));
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}
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}
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class TestThread : public Thread {
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public:
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TestThread() : Thread("TestThread") {}
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virtual void Run() {
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DoTest();
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}
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};
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TEST(FastTLS) {
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for (int i = 0; i < kValueCount; i++) {
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keys[i] = Thread::CreateThreadLocalKey();
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}
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DoTest();
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TestThread thread;
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thread.Start();
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thread.Join();
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}
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