mirror of
https://github.com/VectorCamp/vectorscan.git
synced 2025-07-15 06:54:44 +03:00
80 lines
2.8 KiB
C
80 lines
2.8 KiB
C
/*
|
|
* Copyright (c) 2015, Intel Corporation
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
*
|
|
* * Redistributions of source code must retain the above copyright notice,
|
|
* this list of conditions and the following disclaimer.
|
|
* * 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.
|
|
* * Neither the name of Intel Corporation nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT OWNER 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.
|
|
*/
|
|
|
|
#ifndef SHUFFLE_SSSE3_H
|
|
#define SHUFFLE_SSSE3_H
|
|
|
|
#include "simd_utils_ssse3.h"
|
|
|
|
#ifdef DEBUG
|
|
#include "compare.h"
|
|
static really_inline void shufDumpMsk(m128 msk) {
|
|
u8 * mskAsU8 = (u8 *)&msk;
|
|
for (int i = 0; i < 16; i++) {
|
|
u8 c = mskAsU8[i];
|
|
for (int j = 0; j < 8; j++) {
|
|
if ((c >> (7-j)) & 0x1)
|
|
printf("1");
|
|
else
|
|
printf("0");
|
|
}
|
|
printf(" ");
|
|
}
|
|
}
|
|
|
|
static really_inline void shufDumpMskAsChars(m128 msk) {
|
|
u8 * mskAsU8 = (u8 *)&msk;
|
|
for (int i = 0; i < 16; i++) {
|
|
u8 c = mskAsU8[i];
|
|
if (ourisprint(c))
|
|
printf("%c",c);
|
|
else
|
|
printf(".");
|
|
}
|
|
}
|
|
#endif
|
|
|
|
#if !defined(NO_SSSE3)
|
|
static really_inline
|
|
u32 shufflePshufb128(m128 s, const m128 permute, const m128 compare) {
|
|
m128 shuffled = pshufb(s, permute);
|
|
m128 compared = and128(shuffled, compare);
|
|
#ifdef DEBUG
|
|
printf("State: "); shufDumpMsk(s); printf("\n");
|
|
printf("Permute: "); shufDumpMsk(permute); printf("\n");
|
|
printf("Compare: "); shufDumpMsk(compare); printf("\n");
|
|
printf("Shuffled: "); shufDumpMsk(shuffled); printf("\n");
|
|
printf("Compared: "); shufDumpMsk(compared); printf("\n");
|
|
#endif
|
|
u16 rv = ~cmpmsk8(compared, shuffled);
|
|
return (u32)rv;
|
|
}
|
|
#endif // NO_SSSE3
|
|
|
|
#endif // SHUFFLE_SSSE3_H
|