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Initial Task Executor implementation Task(on:), addTask(on:) etc. (#68793)

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Co-authored-by: John McCall <rjmccall@gmail.com>
This commit is contained in:
Konrad `ktoso` Malawski
2023-12-12 17:14:24 +09:00
committed by GitHub
parent 7a3e3aea15
commit 828f589be4
68 changed files with 2680 additions and 277 deletions
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25
include/swift/ABI/TaskOptions.h
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@@ -75,26 +75,25 @@ class TaskGroupTaskOptionRecord : public TaskOptionRecord {
}
};
/// Task option to specify on what executor the task should be executed.
///
/// Not passing this option implies that a "best guess" or good default
/// executor should be used instead, most often this may mean the global
/// concurrent executor, or the enclosing actor's executor.
class ExecutorTaskOptionRecord : public TaskOptionRecord {
const SerialExecutorRef Executor;
/// Not passing this option implies that an inferred (e.g. surrounding actor
/// when we inherit execution context) or the default executor should be used.
///
/// Lack of this option usually means that the global concurrent executor, or
/// the executor of the enclosing actor will be used.
class InitialTaskExecutorPreferenceTaskOptionRecord : public TaskOptionRecord {
const TaskExecutorRef Executor;
public:
ExecutorTaskOptionRecord(SerialExecutorRef executor)
: TaskOptionRecord(TaskOptionRecordKind::Executor),
Executor(executor) {}
InitialTaskExecutorPreferenceTaskOptionRecord(TaskExecutorRef executor)
: TaskOptionRecord(TaskOptionRecordKind::InitialTaskExecutor),
Executor(executor) {}
SerialExecutorRef getExecutor() const {
return Executor;
}
TaskExecutorRef getExecutorRef() const { return Executor; }
static bool classof(const TaskOptionRecord *record) {
return record->getKind() == TaskOptionRecordKind::Executor;
return record->getKind() == TaskOptionRecordKind::InitialTaskExecutor;
}
};