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/* Copyright (C) 2009 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 _X86INTRIN_H_INCLUDED

# error "Never use <ia32intrin.h> directly; include <x86intrin.h> instead."

#endif

/* 32bit bsf */

extern __inline int

__attribute__((__gnu_inline__, __always_inline__, __artificial__))

__bsfd (int __X)

{

  return __builtin_ctz (__X);

}

/* 32bit bsr */

extern __inline int

__attribute__((__gnu_inline__, __always_inline__, __artificial__))

__bsrd (int __X)

{

  return __builtin_ia32_bsrsi (__X);

}

/* 32bit bswap */

extern __inline int

__attribute__((__gnu_inline__, __always_inline__, __artificial__))

__bswapd (int __X)

{

  return __builtin_bswap32 (__X);

}

#ifdef __SSE4_2__

/* 32bit accumulate CRC32 (polynomial 0x11EDC6F41) value.  */

extern __inline unsigned int

__attribute__((__gnu_inline__, __always_inline__, __artificial__))

__crc32b (unsigned int __C, unsigned char __V)

{

  return __builtin_ia32_crc32qi (__C, __V);

}

extern __inline unsigned int

__attribute__((__gnu_inline__, __always_inline__, __artificial__))

__crc32w (unsigned int __C, unsigned short __V)

{

  return __builtin_ia32_crc32hi (__C, __V);

}

extern __inline unsigned int

__attribute__((__gnu_inline__, __always_inline__, __artificial__))

__crc32d (unsigned int __C, unsigned int __V)

{

  return __builtin_ia32_crc32si (__C, __V);

}

#endif /* SSE4.2 */

/* 32bit popcnt */

extern __inline int

__attribute__((__gnu_inline__, __always_inline__, __artificial__))

__popcntd (unsigned int __X)

{

  return __builtin_popcount (__X);

}

/* rdpmc */

extern __inline unsigned long long

__attribute__((__gnu_inline__, __always_inline__, __artificial__))

__rdpmc (int __S)

{

  return __builtin_ia32_rdpmc (__S);

}

/* rdtsc */

extern __inline unsigned long long

__attribute__((__gnu_inline__, __always_inline__, __artificial__))

__rdtsc (void)

{

  return __builtin_ia32_rdtsc ();

}

/* rdtscp */

extern __inline unsigned long long

__attribute__((__gnu_inline__, __always_inline__, __artificial__))

__rdtscp (unsigned int *__A)

{

  return __builtin_ia32_rdtscp (__A);

}

/* 8bit rol */

extern __inline unsigned char

__attribute__((__gnu_inline__, __always_inline__, __artificial__))

__rolb (unsigned char __X, int __C)

{

  return __builtin_ia32_rolqi (__X, __C);

}

/* 16bit rol */

extern __inline unsigned short

__attribute__((__gnu_inline__, __always_inline__, __artificial__))

__rolw (unsigned short __X, int __C)

{

  return __builtin_ia32_rolhi (__X, __C);

}

/* 32bit rol */

extern __inline unsigned int

__attribute__((__gnu_inline__, __always_inline__, __artificial__))

__rold (unsigned int __X, int __C)

{

  return (__X << __C) | (__X >> (32 - __C));

}

/* 8bit ror */

extern __inline unsigned char

__attribute__((__gnu_inline__, __always_inline__, __artificial__))

__rorb (unsigned char __X, int __C)

{

  return __builtin_ia32_rorqi (__X, __C);

}

/* 16bit ror */

extern __inline unsigned short

__attribute__((__gnu_inline__, __always_inline__, __artificial__))

__rorw (unsigned short __X, int __C)

{

  return __builtin_ia32_rorhi (__X, __C);

}

/* 32bit ror */

extern __inline unsigned int

__attribute__((__gnu_inline__, __always_inline__, __artificial__))

__rord (unsigned int __X, int __C)

{

  return (__X >> __C) | (__X << (32 - __C));

}

#ifdef __x86_64__

/* 64bit bsf */

extern __inline int

__attribute__((__gnu_inline__, __always_inline__, __artificial__))

__bsfq (long long __X)

{

  return __builtin_ctzll (__X);

}

/* 64bit bsr */

extern __inline int

__attribute__((__gnu_inline__, __always_inline__, __artificial__))

__bsrq (long long __X)

{

  return __builtin_ia32_bsrdi (__X);

}

/* 64bit bswap */

extern __inline long long

__attribute__((__gnu_inline__, __always_inline__, __artificial__))

__bswapq (long long __X)

{

  return __builtin_bswap64 (__X);

}

#ifdef __SSE4_2__

/* 64bit accumulate CRC32 (polynomial 0x11EDC6F41) value.  */

extern __inline unsigned long long

__attribute__((__gnu_inline__, __always_inline__, __artificial__))

__crc32q (unsigned long long __C, unsigned long long __V)

{

  return __builtin_ia32_crc32di (__C, __V);

}

#endif

/* 64bit popcnt */

extern __inline long long

__attribute__((__gnu_inline__, __always_inline__, __artificial__))

__popcntq (unsigned long long __X)

{

  return __builtin_popcountll (__X);

}

/* 64bit rol */

extern __inline unsigned long long

__attribute__((__gnu_inline__, __always_inline__, __artificial__))

__rolq (unsigned long long __X, int __C)

{

  return (__X << __C) | (__X >> (64 - __C));

}

/* 64bit ror */

extern __inline unsigned long long

__attribute__((__gnu_inline__, __always_inline__, __artificial__))

__rorq (unsigned long long __X, int __C)

{

  return (__X >> __C) | (__X << (64 - __C));

}

#define _bswap64(a)             __bswapq(a)

#define _popcnt64(a)            __popcntq(a)

#define _lrotl(a,b)             __rolq((a), (b))

#define _lrotr(a,b)             __rorq((a), (b))

#else

#define _lrotl(a,b)             __rold((a), (b))

#define _lrotr(a,b)             __rord((a), (b))

#endif

#define _bit_scan_forward(a)    __bsfd(a)

#define _bit_scan_reverse(a)    __bsrd(a)

#define _bswap(a)               __bswapd(a)

#define _popcnt32(a)            __popcntd(a)

#define _rdpmc(a)               __rdpmc(a)

#define _rdtsc()                __rdtsc()

#define _rdtscp(a)              __rdtscp(a)

#define _rotwl(a,b)             __rolw((a), (b))

#define _rotwr(a,b)             __rorw((a), (b))

#define _rotl(a,b)              __rold((a), (b))

#define _rotr(a,b)              __rord((a), (b))