popcntintrin.h

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/*===---- popcntintrin.h - POPCNT 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
 *
 *===-----------------------------------------------------------------------===
 */
 
#ifndef __POPCNTINTRIN_H
#define __POPCNTINTRIN_H
 
/* Define the default attributes for the functions in this file. */
#define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__, __target__("popcnt")))
 
static __inline__ int __DEFAULT_FN_ATTRS
_mm_popcnt_u32(unsigned int __A)
{
  return __builtin_popcount(__A);
}
_mm_popcnt_u32(unsigned int __A) {…}
 
#ifdef __x86_64__
static __inline__ long long __DEFAULT_FN_ATTRS
_mm_popcnt_u64(unsigned long long __A)
{
  return __builtin_popcountll(__A);
}
#endif /* __x86_64__ */
 
#undef __DEFAULT_FN_ATTRS
 
#endif /* __POPCNTINTRIN_H */