Current File : //usr/lib/gcc/x86_64-redhat-linux/4.8.2/include/bmi2intrin.h
/* Copyright (C) 2011-2013 Free Software Foundation, Inc.
This file is part of GCC.
GCC 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.
GCC 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.
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.
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/>. */
#if !defined _X86INTRIN_H_INCLUDED && !defined _IMMINTRIN_H_INCLUDED
# error "Never use <bmi2intrin.h> directly; include <x86intrin.h> instead."
#endif
#ifndef __BMI2__
# error "BMI2 instruction set not enabled"
#endif /* __BMI2__ */
#ifndef _BMI2INTRIN_H_INCLUDED
#define _BMI2INTRIN_H_INCLUDED
extern __inline unsigned int
__attribute__((__gnu_inline__, __always_inline__, __artificial__))
_bzhi_u32 (unsigned int __X, unsigned int __Y)
{
return __builtin_ia32_bzhi_si (__X, __Y);
}
extern __inline unsigned int
__attribute__((__gnu_inline__, __always_inline__, __artificial__))
_pdep_u32 (unsigned int __X, unsigned int __Y)
{
return __builtin_ia32_pdep_si (__X, __Y);
}
extern __inline unsigned int
__attribute__((__gnu_inline__, __always_inline__, __artificial__))
_pext_u32 (unsigned int __X, unsigned int __Y)
{
return __builtin_ia32_pext_si (__X, __Y);
}
#ifdef __x86_64__
extern __inline unsigned long long
__attribute__((__gnu_inline__, __always_inline__, __artificial__))
_bzhi_u64 (unsigned long long __X, unsigned long long __Y)
{
return __builtin_ia32_bzhi_di (__X, __Y);
}
extern __inline unsigned long long
__attribute__((__gnu_inline__, __always_inline__, __artificial__))
_pdep_u64 (unsigned long long __X, unsigned long long __Y)
{
return __builtin_ia32_pdep_di (__X, __Y);
}
extern __inline unsigned long long
__attribute__((__gnu_inline__, __always_inline__, __artificial__))
_pext_u64 (unsigned long long __X, unsigned long long __Y)
{
return __builtin_ia32_pext_di (__X, __Y);
}
extern __inline unsigned long long
__attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mulx_u64 (unsigned long long __X, unsigned long long __Y,
unsigned long long *__P)
{
unsigned __int128 __res = (unsigned __int128) __X * __Y;
*__P = (unsigned long long) (__res >> 64);
return (unsigned long long) __res;
}
#else /* !__x86_64__ */
extern __inline unsigned int
__attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mulx_u32 (unsigned int __X, unsigned int __Y, unsigned int *__P)
{
unsigned long long __res = (unsigned long long) __X * __Y;
*__P = (unsigned int) (__res >> 32);
return (unsigned int) __res;
}
#endif /* !__x86_64__ */
#endif /* _BMI2INTRIN_H_INCLUDED */
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