source: libcfa/src/concurrency/thread.hfa @ b611fc3

//
// Cforall Version 1.0.0 Copyright (C) 2016 University of Waterloo
//
// The contents of this file are covered under the licence agreement in the
// file "LICENCE" distributed with Cforall.
//
// thread --
//
// Author           : Thierry Delisle
// Created On       : Tue Jan 17 12:27:26 2017
// Last Modified By : Peter A. Buhr
// Last Modified On : Thu Mar 29 14:07:11 2018
// Update Count     : 4
//

#pragma once

#include <assert.h>
#include "invoke.h"

#include "coroutine.hfa"
#include "kernel.hfa"
#include "monitor.hfa"

//-----------------------------------------------------------------------------
// thread trait
trait is_thread(dtype T) {
      void ^?{}(T& mutex this);
      void main(T& this);
      thread_desc* get_thread(T& this);
};

#define DECL_THREAD(X) thread_desc* get_thread(X& this) { return &this.__thrd; } void main(X& this)

forall( dtype T | is_thread(T) )
static inline coroutine_desc* get_coroutine(T & this) {
        return &get_thread(this)->self_cor;
}

forall( dtype T | is_thread(T) )
static inline monitor_desc* get_monitor(T & this) {
        return &get_thread(this)->self_mon;
}

static inline coroutine_desc* get_coroutine(thread_desc * this) {
        return &this->self_cor;
}

static inline monitor_desc* get_monitor(thread_desc * this) {
        return &this->self_mon;
}

extern struct cluster * mainCluster;

forall( dtype T | is_thread(T) )
void __thrd_start( T & this );

//-----------------------------------------------------------------------------
// Ctors and dtors
void ?{}(thread_desc & this, const char * const name, struct cluster & cl, void * storage, size_t storageSize );
void ^?{}(thread_desc & this);

static inline void ?{}(thread_desc & this)                                                                  { this{ "Anonymous Thread", *mainCluster, NULL, 0 }; }
static inline void ?{}(thread_desc & this, size_t stackSize )                                               { this{ "Anonymous Thread", *mainCluster, NULL, stackSize }; }
static inline void ?{}(thread_desc & this, void * storage, size_t storageSize )                             { this{ "Anonymous Thread", *mainCluster, storage, storageSize }; }
static inline void ?{}(thread_desc & this, struct cluster & cl )                                            { this{ "Anonymous Thread", cl, NULL, 0 }; }
static inline void ?{}(thread_desc & this, struct cluster & cl, size_t stackSize )                          { this{ "Anonymous Thread", cl, 0, stackSize }; }
static inline void ?{}(thread_desc & this, struct cluster & cl, void * storage, size_t storageSize )        { this{ "Anonymous Thread", cl, storage, storageSize }; }
static inline void ?{}(thread_desc & this, const char * const name)                                         { this{ name, *mainCluster, NULL, 0 }; }
static inline void ?{}(thread_desc & this, const char * const name, struct cluster & cl )                   { this{ name, cl, NULL, 0 }; }
static inline void ?{}(thread_desc & this, const char * const name, struct cluster & cl, size_t stackSize ) { this{ name, cl, NULL, stackSize }; }

//-----------------------------------------------------------------------------
// thread runner
// Structure that actually start and stop threads
forall( dtype T | sized(T) | is_thread(T) )
struct scoped {
        T handle;
};

forall( dtype T | sized(T) | is_thread(T) | { void ?{}(T&); } )
void ?{}( scoped(T)& this );

forall( dtype T, ttype P | sized(T) | is_thread(T) | { void ?{}(T&, P); } )
void ?{}( scoped(T)& this, P params );

forall( dtype T | sized(T) | is_thread(T) )
void ^?{}( scoped(T)& this );

void yield();
void yield( unsigned times );

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