mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
66 lines
1.6 KiB
C++
66 lines
1.6 KiB
C++
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "SyncProfile.h"
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#include "UnwinderThread2.h"
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SyncProfile::SyncProfile(const char* aName, int aEntrySize, PseudoStack *aStack,
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Thread::tid_t aThreadId, bool aIsMainThread)
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: ThreadProfile(aName, aEntrySize, aStack, aThreadId,
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Sampler::AllocPlatformData(aThreadId), aIsMainThread,
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tlsStackTop.get()),
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mOwnerState(REFERENCED),
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mUtb(nullptr)
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{
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}
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SyncProfile::~SyncProfile()
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{
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if (mUtb) {
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utb__release_sync_buffer(mUtb);
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}
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Sampler::FreePlatformData(GetPlatformData());
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}
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bool
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SyncProfile::SetUWTBuffer(LinkedUWTBuffer* aBuff)
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{
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MOZ_ASSERT(aBuff);
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mUtb = aBuff;
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return true;
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}
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bool
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SyncProfile::ShouldDestroy()
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{
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GetMutex()->AssertNotCurrentThreadOwns();
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mozilla::MutexAutoLock lock(*GetMutex());
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if (mOwnerState == OWNED) {
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mOwnerState = OWNER_DESTROYING;
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return true;
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}
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mOwnerState = ORPHANED;
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return false;
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}
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void
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SyncProfile::EndUnwind()
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{
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// Mutex must be held when this is called
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GetMutex()->AssertCurrentThreadOwns();
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if (mOwnerState != ORPHANED) {
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flush();
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mOwnerState = OWNED;
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}
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// Save mOwnerState before we release the mutex
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OwnerState ownerState = mOwnerState;
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ThreadProfile::EndUnwind();
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if (ownerState == ORPHANED) {
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delete this;
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}
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}
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