54 lines
1.9 KiB
C
54 lines
1.9 KiB
C
|
/*-
|
||
|
|
* Copyright 2013 John-Mark Gurney
|
||
|
|
* All rights reserved.
|
||
|
|
*
|
||
|
|
* Redistribution and use in source and binary forms, with or without
|
||
|
|
* modification, are permitted provided that the following conditions
|
||
|
|
* are met:
|
||
|
|
* 1. Redistributions of source code must retain the above copyright
|
||
|
|
* notice, this list of conditions and the following disclaimer.
|
||
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
||
|
|
* notice, this list of conditions and the following disclaimer in the
|
||
|
|
* documentation and/or other materials provided with the distribution.
|
||
|
|
*
|
||
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
||
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
||
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||
|
|
* SUCH DAMAGE.
|
||
|
|
*
|
||
|
|
* $FreeBSD$
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef _WMMINTRIN_PCLMUL_H_
|
||
|
|
#define _WMMINTRIN_PCLMUL_H_
|
||
|
|
|
||
|
|
#include <emmintrin.h>
|
||
|
|
|
||
|
|
/*
|
||
|
|
* c selects which parts of a and b to multiple:
|
||
|
|
* 0x00: a[ 63: 0] * b[ 63: 0]
|
||
|
|
* 0x01: a[127:64] * b[ 63: 0]
|
||
|
|
* 0x10: a[ 63: 0] * b[127:64]
|
||
|
|
* 0x11: a[127:64] * b[127:64]
|
||
|
|
*/
|
||
|
|
#define _mm_clmulepi64_si128(a, b, c) \
|
||
|
|
({ \
|
||
|
|
__m128i _a = (a); \
|
||
|
|
__m128i _b = (b); \
|
||
|
|
\
|
||
|
|
__asm__("pclmulqdq %3, %2, %0": "=x" (_a): "0" (_a), "xm" (_b), \
|
||
|
|
"i" (c)); \
|
||
|
|
\
|
||
|
|
_a; \
|
||
|
|
})
|
||
|
|
|
||
|
|
#endif /* _WMMINTRIN_PCLMUL_H_ */
|