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/* cilkscreen.h -*-C++-*-
*
*************************************************************************
*
* @copyright
* Copyright (C) 2010-2011
* Intel Corporation
*
* @copyright
* This file is part of the Intel Cilk Plus Library. This library is free
* software; you can redistribute it and/or modify it under the
* terms of the GNU General Public License as published by the
* Free Software Foundation; either version 3, or (at your option)
* any later version.
*
* @copyright
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* @copyright
* Under Section 7 of GPL version 3, you are granted additional
* permissions described in the GCC Runtime Library Exception, version
* 3.1, as published by the Free Software Foundation.
*
* @copyright
* You should have received a copy of the GNU General Public License and
* a copy of the GCC Runtime Library Exception along with this program;
* see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
* <http://www.gnu.org/licenses/>.
*
**************************************************************************/
#ifndef INCLUDED_CILKSCREEN_H
#define INCLUDED_CILKSCREEN_H
#include <cilk/cilk_api.h>
/*
* Cilkscreen "functions". These macros generate metadata in your application
* to notify Cilkscreen of program state changes
*/
#if ! defined(CILK_STUB) && defined(__INTEL_COMPILER)
# define __cilkscreen_metacall(annotation,expr) \
__notify_zc_intrinsic((char *)annotation, expr)
#else
# define __cilkscreen_metacall(annotation,expr) ((void)annotation, (void)(expr))
#endif
/* Call once when a user thread enters a spawning function */
#define __cilkscreen_enable_instrumentation() \
__cilkscreen_metacall("cilkscreen_enable_instrumentation", 0)
/* Call once when a user thread exits a spawning function */
#define __cilkscreen_disable_instrumentation() \
__cilkscreen_metacall("cilkscreen_disable_instrumentation", 0)
/* Call to temporarily disable cilkscreen instrumentation */
#define __cilkscreen_enable_checking() \
__cilkscreen_metacall("cilkscreen_enable_checking", 0)
/* Call to re-enable temporarily-disabled cilkscreen instrumentation */
#define __cilkscreen_disable_checking() \
__cilkscreen_metacall("cilkscreen_disable_checking", 0)
/* Inform cilkscreen that memory from begin to end can be reused without
* causing races (e.g., for memory that comes from a memory allocator) */
#define __cilkscreen_clean(begin, end) \
do { \
void *__data[2] = { (begin), (end) }; \
__cilkscreen_metacall("cilkscreen_clean", &__data); \
} while(0)
/* Inform cilkscreen that a lock is being acquired.
* If the lock type is not a handle, then the caller should take its address
* and pass the pointer to the lock. Otherwise, the caller should pass the
* lock handle directly.
*/
#define __cilkscreen_acquire_lock(lock) \
__cilkscreen_metacall("cilkscreen_acquire_lock", (lock))
#define __cilkscreen_release_lock(lock) \
__cilkscreen_metacall("cilkscreen_release_lock", (lock))
/*
* Metacall data
*
* A metacall is a way to pass data to a function implemented by a tool.
* Metacalls are always instrumented when the tool is loaded.
*/
// Tool code for Cilkscreen
#define METACALL_TOOL_CILKSCREEN 1
// Metacall codes implemented by Cilkscreen
#define CS_METACALL_PUTS 0 // Write string to the Cilkscreen log
#define __cilkscreen_puts(text) \
__cilkrts_metacall(METACALL_TOOL_CILKSCREEN, CS_METACALL_PUTS, (void *)(const char *)text)
#endif /* defined(INCLUDED_CILKSCREEN_H) */
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