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Internals: Use std::packaged_task as a job wrapper; add and use V3ThreadPool::ScopedExclusiveAccess (#4310).

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* Add VL_ASSERT_CAPABILITY; add assumeLocked and pretendUnlock to V3Mutex.

* Pass jobs as template-arguments and use std::packaged_task.

* Add and use V3ThreadPool::ScopedExclusiveAccess.
This commit is contained in:
Mariusz Glebocki
2023-06-23 18:25:12 -04:00
committed by GitHub
parent 7005a65d32
commit 85b7f828b3
6 changed files with 137 additions and 97 deletions
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src/V3Error.cpp
+12 -14
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@@ -222,20 +222,18 @@ void V3ErrorGuarded::v3errorEnd(std::ostringstream& sstr, const string& extra)
#ifndef V3ERROR_NO_GLOBAL_
if (dumpTreeLevel() || debug()) {
V3Broken::allowMidvisitorCheck(true);
V3ThreadPool::s().requestExclusiveAccess([&]() VL_REQUIRES(m_mutex) {
if (dumpTreeLevel()) {
v3Global.rootp()->dumpTreeFile(
v3Global.debugFilename("final.tree", 990));
}
if (debug()) {
execErrorExitCb();
V3Stats::statsFinalAll(v3Global.rootp());
V3Stats::statsReport();
}
// Abort in exclusive access to make sure other threads
// don't change error code
vlAbortOrExit();
});
const V3ThreadPool::ScopedExclusiveAccess exclusiveAccess;
if (dumpTreeLevel()) {
v3Global.rootp()->dumpTreeFile(v3Global.debugFilename("final.tree", 990));
}
if (debug()) {
execErrorExitCb();
V3Stats::statsFinalAll(v3Global.rootp());
V3Stats::statsReport();
}
// Abort in exclusive access to make sure other threads
// don't change error code
vlAbortOrExit();
}
#endif
}