| Server IP : 104.21.30.238 / Your IP : 216.73.216.87 Web Server : LiteSpeed System : Linux premium151.web-hosting.com 4.18.0-553.44.1.lve.el8.x86_64 #1 SMP Thu Mar 13 14:29:12 UTC 2025 x86_64 User : tempvsty ( 647) PHP Version : 8.0.30 Disable Function : NONE MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : OFF | Pkexec : OFF Directory : /././proc/self/root/proc/thread-self/root/usr/lib64/llvm17/lib/clang/17/include/ |
Upload File : |
/*===---- lzcntintrin.h - LZCNT intrinsics ---------------------------------===
*
* Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
* See https://llvm.org/LICENSE.txt for license information.
* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
*
*===-----------------------------------------------------------------------===
*/
#if !defined __X86INTRIN_H && !defined __IMMINTRIN_H
#error "Never use <lzcntintrin.h> directly; include <x86intrin.h> instead."
#endif
#ifndef __LZCNTINTRIN_H
#define __LZCNTINTRIN_H
/* Define the default attributes for the functions in this file. */
#define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__, __target__("lzcnt")))
#ifndef _MSC_VER
/// Counts the number of leading zero bits in the operand.
///
/// \headerfile <x86intrin.h>
///
/// This intrinsic corresponds to the \c LZCNT instruction.
///
/// \param __X
/// An unsigned 16-bit integer whose leading zeros are to be counted.
/// \returns An unsigned 16-bit integer containing the number of leading zero
/// bits in the operand.
#define __lzcnt16(X) __builtin_ia32_lzcnt_u16((unsigned short)(X))
#endif // _MSC_VER
/// Counts the number of leading zero bits in the operand.
///
/// \headerfile <x86intrin.h>
///
/// This intrinsic corresponds to the \c LZCNT instruction.
///
/// \param __X
/// An unsigned 32-bit integer whose leading zeros are to be counted.
/// \returns An unsigned 32-bit integer containing the number of leading zero
/// bits in the operand.
/// \see _lzcnt_u32
static __inline__ unsigned int __DEFAULT_FN_ATTRS
__lzcnt32(unsigned int __X)
{
return __builtin_ia32_lzcnt_u32(__X);
}
/// Counts the number of leading zero bits in the operand.
///
/// \headerfile <x86intrin.h>
///
/// This intrinsic corresponds to the \c LZCNT instruction.
///
/// \param __X
/// An unsigned 32-bit integer whose leading zeros are to be counted.
/// \returns An unsigned 32-bit integer containing the number of leading zero
/// bits in the operand.
/// \see __lzcnt32
static __inline__ unsigned int __DEFAULT_FN_ATTRS
_lzcnt_u32(unsigned int __X)
{
return __builtin_ia32_lzcnt_u32(__X);
}
#ifdef __x86_64__
#ifndef _MSC_VER
/// Counts the number of leading zero bits in the operand.
///
/// \headerfile <x86intrin.h>
///
/// This intrinsic corresponds to the \c LZCNT instruction.
///
/// \param __X
/// An unsigned 64-bit integer whose leading zeros are to be counted.
/// \returns An unsigned 64-bit integer containing the number of leading zero
/// bits in the operand.
/// \see _lzcnt_u64
#define __lzcnt64(X) __builtin_ia32_lzcnt_u64((unsigned long long)(X))
#endif // _MSC_VER
/// Counts the number of leading zero bits in the operand.
///
/// \headerfile <x86intrin.h>
///
/// This intrinsic corresponds to the \c LZCNT instruction.
///
/// \param __X
/// An unsigned 64-bit integer whose leading zeros are to be counted.
/// \returns An unsigned 64-bit integer containing the number of leading zero
/// bits in the operand.
/// \see __lzcnt64
static __inline__ unsigned long long __DEFAULT_FN_ATTRS
_lzcnt_u64(unsigned long long __X)
{
return __builtin_ia32_lzcnt_u64(__X);
}
#endif
#undef __DEFAULT_FN_ATTRS
#endif /* __LZCNTINTRIN_H */