Retro68/gcc/libcilkrts/runtime/local_state.c
2017-10-07 02:16:47 +02:00

80 lines
3.3 KiB
C

/* local_state.c -*-C++-*-
*
*************************************************************************
*
* Copyright (C) 2010-2016, Intel Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
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*
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* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
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* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* POSSIBILITY OF SUCH DAMAGE.
*
* *********************************************************************
*
* PLEASE NOTE: This file is a downstream copy of a file mainitained in
* a repository at cilkplus.org. Changes made to this file that are not
* submitted through the contribution process detailed at
* http://www.cilkplus.org/submit-cilk-contribution will be lost the next
* time that a new version is released. Changes only submitted to the
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* not tracked.
*
* We welcome your contributions to this open source project. Thank you
* for your assistance in helping us improve Cilk Plus.
*
**************************************************************************/
#include "local_state.h"
#include "bug.h"
#include "full_frame.h"
void run_scheduling_stack_fcn(__cilkrts_worker *w)
{
scheduling_stack_fcn_t fcn = w->l->post_suspend;
full_frame *ff2 = w->l->frame_ff;
__cilkrts_stack_frame *sf2 = w->l->suspended_stack;
w->l->post_suspend = 0;
w->l->suspended_stack = 0;
// Conceptually, after clearing w->l->frame_ff,
// w no longer owns the full frame ff.
// The next time another (possibly different) worker takes
// ownership of ff will be at a provably_good_steal on ff.
w->l->frame_ff = NULL;
CILK_ASSERT(fcn);
CILK_ASSERT(ff2);
fcn(w, ff2, sf2);
// After we run the scheduling stack function, we shouldn't
// (still) not have a full frame.
CILK_ASSERT(NULL == w->l->frame_ff);
}
/* End local_state.c */