clang-1/lib/Headers/bmi2intrin.h

95 строки
3.2 KiB
C

/*===---- bmi2intrin.h - BMI2 intrinsics -----------------------------------===
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
*===-----------------------------------------------------------------------===
*/
#if !defined __X86INTRIN_H && !defined __IMMINTRIN_H
#error "Never use <bmi2intrin.h> directly; include <x86intrin.h> instead."
#endif
#ifndef __BMI2__
# error "BMI2 instruction set not enabled"
#endif /* __BMI2__ */
#ifndef __BMI2INTRIN_H
#define __BMI2INTRIN_H
static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__))
_bzhi_u32(unsigned int __X, unsigned int __Y)
{
return __builtin_ia32_bzhi_si(__X, __Y);
}
static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__))
_pdep_u32(unsigned int __X, unsigned int __Y)
{
return __builtin_ia32_pdep_si(__X, __Y);
}
static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__))
_pext_u32(unsigned int __X, unsigned int __Y)
{
return __builtin_ia32_pext_si(__X, __Y);
}
#ifdef __x86_64__
static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
_bzhi_u64(unsigned long long __X, unsigned long long __Y)
{
return __builtin_ia32_bzhi_di(__X, __Y);
}
static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
_pdep_u64(unsigned long long __X, unsigned long long __Y)
{
return __builtin_ia32_pdep_di(__X, __Y);
}
static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
_pext_u64(unsigned long long __X, unsigned long long __Y)
{
return __builtin_ia32_pext_di(__X, __Y);
}
static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
_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__ */
static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__))
_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 */