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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: clib/builtin.h $ */
/* */
/* OpenPOWER FFS Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2014,2015 */
/* [+] International Business Machines Corp. */
/* */
/* */
/* Licensed under the Apache License, Version 2.0 (the "License"); */
/* you may not use this file except in compliance with the License. */
/* You may obtain a copy of the License at */
/* */
/* http://www.apache.org/licenses/LICENSE-2.0 */
/* */
/* Unless required by applicable law or agreed to in writing, software */
/* distributed under the License is distributed on an "AS IS" BASIS, */
/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or */
/* implied. See the License for the specific language governing */
/* permissions and limitations under the License. */
/* */
/* IBM_PROLOG_END_TAG */
/*! @file builtin.h
* @brief Builtin Function Macros
* @author Shaun Wetzstein <shaun@us.ibm.com>
* @date 2010-2011
*/
#ifndef __BUILTIN_H__
#define __BUILTIN_H__
/*!
* @def parity(x)
* @hideinitializer
* @brief Return parity of the input
* @param x [in] Object
*/
#define parity(x) __builtin_parity((x))
#define ffs(x) __builtin_ffs((x))
/*!
* @def popcount(x)
* @hideinitializer
* @brief Return number of 0b'1' bits of an int
* @param x [in] Object
*/
#define popcount(x) __builtin_popcount((x))
/*!
* @def ctz(x)
* @hideinitializer
* @brief Count trailing zeros of an int
* @param x [in] @em int value
*/
#define ctz(x) __builtin_ctz((x))
/*!
* @def ctzl(x)
* @hideinitializer
* @brief Count trailing zeros of a long
* @param x [in] @em long value
*/
#define ctzl(x) __builtin_ctzl((x))
/*!
* @def ctzll(x)
* @hideinitializer
* @brief Count trailing zeros of a long long
* @param x [in] @em long @em long value
*/
#define ctzll(x) __builtin_ctzll((x))
/*!
* @def clz(x)
* @hideinitializer
* @brief Count leading zeros of an int
* @param x [in] @em int value
*/
#define clz(x) __builtin_clzl((x))
/*!
* @def clzl(x)
* @hideinitializer
* @brief Count leading zeros of a long
* @param x [in] @em long value
*/
#define clzl(x) __builtin_clzl((x))
/*!
* @def clzll(x)
* @hideinitializer
* @brief Count leading zeros of a long long
* @param x [in] @em long long value
*/
#define clzll(x) __builtin_clzll((x))
/*!
* @def caller(x)
* @hideinitializer
* @brief Return callers return address
* @param x [in] Function name
*/
#define caller(x) __builtin_return_address((x))
#define choose_expr(x,y,z) __builtin_choose_expr((x),(y),(z))
/*!
* @def const_expr(x)
* @hideinitializer
* @brief Return callers return address
* @param x [in] Function name
*/
#define const_expr(x) __builtin_constant_p((x))
/*!
* @def compatible_type(x)
* @hideinitializer
* @brief Return @em true if typeof(x) and typeof(y) are compatible
* @param x [in] Type name
* @param y [in] Type name
*/
#define compatible_type(x,y) __builtin_types_compatible_p((x),(y))
#endif /* __BUILTIN_H__ */
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