source: libcfa/src/concurrency/thread.cfa@ d29255c

//
// 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.c --
//
// Author           : Thierry Delisle
// Created On       : Tue Jan 17 12:27:26 2017
// Last Modified By : Peter A. Buhr
// Last Modified On : Wed Dec  4 09:17:49 2019
// Update Count     : 9
//

#define __cforall_thread__

#include "thread.hfa"

#include "kernel_private.hfa"

#define __CFA_INVOKE_PRIVATE__
#include "invoke.h"

//-----------------------------------------------------------------------------
// Thread ctors and dtors
void ?{}($thread & this, const char * const name, cluster & cl, void * storage, size_t storageSize ) with( this ) {
        context{ 0p, 0p };
        self_cor{ name, storage, storageSize };
        ticket = 1;
        state = Start;
        preempted = __NO_PREEMPTION;
        curr_cor = &self_cor;
        self_mon.owner = &this;
        self_mon.recursion = 1;
        self_mon_p = &self_mon;
        curr_cluster = &cl;
        link.next = 0p;
        link.prev = 0p;

        node.next = 0p;
        node.prev = 0p;
        doregister(curr_cluster, this);

        monitors{ &self_mon_p, 1, (fptr_t)0 };
}

void ^?{}($thread& this) with( this ) {
        unregister(curr_cluster, this);
        ^self_cor{};
}

//-----------------------------------------------------------------------------
// Starting and stopping threads
forall( dtype T | is_thread(T) )
void __thrd_start( T & this, void (*main_p)(T &) ) {
        $thread * this_thrd = get_thread(this);

        disable_interrupts();
        __cfactx_start(main_p, get_coroutine(this), this, __cfactx_invoke_thread);

        this_thrd->context.[SP, FP] = this_thrd->self_cor.context.[SP, FP];
        verify( this_thrd->context.SP );

        __schedule_thread( (__processor_id_t *)kernelTLS.this_processor, this_thrd);
        enable_interrupts( __cfaabi_dbg_ctx );
}

//-----------------------------------------------------------------------------
// Support for threads that don't ues the thread keyword
forall( dtype T | sized(T) | is_thread(T) | { void ?{}(T&); } )
void ?{}( scoped(T)& this ) with( this ) {
        handle{};
        __thrd_start(handle, main);
}

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

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

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