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Edit File: lzcntintrin.h
/* Copyright (C) 2009-2022 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/>. */ #ifndef _X86GPRINTRIN_H_INCLUDED # error "Never use <lzcntintrin.h> directly; include <x86gprintrin.h> instead." #endif #ifndef _LZCNTINTRIN_H_INCLUDED #define _LZCNTINTRIN_H_INCLUDED #ifndef __LZCNT__ #pragma GCC push_options #pragma GCC target("lzcnt") #define __DISABLE_LZCNT__ #endif /* __LZCNT__ */ extern __inline unsigned short __attribute__((__gnu_inline__, __always_inline__, __artificial__)) __lzcnt16 (unsigned short __X) { return __builtin_ia32_lzcnt_u16 (__X); } extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__)) __lzcnt32 (unsigned int __X) { return __builtin_ia32_lzcnt_u32 (__X); } extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__)) _lzcnt_u32 (unsigned int __X) { return __builtin_ia32_lzcnt_u32 (__X); } #ifdef __x86_64__ extern __inline unsigned long long __attribute__((__gnu_inline__, __always_inline__, __artificial__)) __lzcnt64 (unsigned long long __X) { return __builtin_ia32_lzcnt_u64 (__X); } extern __inline unsigned long long __attribute__((__gnu_inline__, __always_inline__, __artificial__)) _lzcnt_u64 (unsigned long long __X) { return __builtin_ia32_lzcnt_u64 (__X); } #endif #ifdef __DISABLE_LZCNT__ #undef __DISABLE_LZCNT__ #pragma GCC pop_options #endif /* __DISABLE_LZCNT__ */ #endif /* _LZCNTINTRIN_H_INCLUDED */