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65 lines
4.1 KiB
65 lines
4.1 KiB
/*
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* Copyright (C) 2013 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ART_RUNTIME_THREAD_STATE_H_
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#define ART_RUNTIME_THREAD_STATE_H_
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#include <iosfwd>
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namespace art {
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// State stored in our C++ class Thread.
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// When we refer to "a suspended state", or when function names mention "ToSuspended" or
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// "FromSuspended", we mean any state other than kRunnable, i.e. any state in which the thread is
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// guaranteed not to access the Java heap. The kSuspended state is merely one of these.
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enum ThreadState {
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// Java
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// Thread.State JDWP state
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kTerminated = 66, // TERMINATED TS_ZOMBIE Thread.run has returned, but Thread* still around
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kRunnable, // RUNNABLE TS_RUNNING runnable
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kTimedWaiting, // TIMED_WAITING TS_WAIT in Object.wait() with a timeout
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kSleeping, // TIMED_WAITING TS_SLEEPING in Thread.sleep()
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kBlocked, // BLOCKED TS_MONITOR blocked on a monitor
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kWaiting, // WAITING TS_WAIT in Object.wait()
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kWaitingForLockInflation, // WAITING TS_WAIT blocked inflating a thin-lock
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kWaitingForTaskProcessor, // WAITING TS_WAIT blocked waiting for taskProcessor
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kWaitingForGcToComplete, // WAITING TS_WAIT blocked waiting for GC
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kWaitingForCheckPointsToRun, // WAITING TS_WAIT GC waiting for checkpoints to run
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kWaitingPerformingGc, // WAITING TS_WAIT performing GC
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kWaitingForDebuggerSend, // WAITING TS_WAIT blocked waiting for events to be sent
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kWaitingForDebuggerToAttach, // WAITING TS_WAIT blocked waiting for debugger to attach
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kWaitingInMainDebuggerLoop, // WAITING TS_WAIT blocking/reading/processing debugger events
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kWaitingForDebuggerSuspension, // WAITING TS_WAIT waiting for debugger suspend all
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kWaitingForJniOnLoad, // WAITING TS_WAIT waiting for execution of dlopen and JNI on load code
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kWaitingForSignalCatcherOutput, // WAITING TS_WAIT waiting for signal catcher IO to complete
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kWaitingInMainSignalCatcherLoop, // WAITING TS_WAIT blocking/reading/processing signals
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kWaitingForDeoptimization, // WAITING TS_WAIT waiting for deoptimization suspend all
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kWaitingForMethodTracingStart, // WAITING TS_WAIT waiting for method tracing to start
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kWaitingForVisitObjects, // WAITING TS_WAIT waiting for visiting objects
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kWaitingForGetObjectsAllocated, // WAITING TS_WAIT waiting for getting the number of allocated objects
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kWaitingWeakGcRootRead, // WAITING TS_WAIT waiting on the GC to read a weak root
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kWaitingForGcThreadFlip, // WAITING TS_WAIT waiting on the GC thread flip (CC collector) to finish
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kNativeForAbort, // WAITING TS_WAIT checking other threads are not run on abort.
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kStarting, // NEW TS_WAIT native thread started, not yet ready to run managed code
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kNative, // RUNNABLE TS_RUNNING running in a JNI native method
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kSuspended, // RUNNABLE TS_RUNNING suspended by GC or debugger
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};
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std::ostream& operator<<(std::ostream& os, ThreadState rhs);
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} // namespace art
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#endif // ART_RUNTIME_THREAD_STATE_H_
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