| 1 | /* |
| 2 | * Copyright (c) 2015, Intel Corporation |
| 3 | * |
| 4 | * Redistribution and use in source and binary forms, with or without |
| 5 | * modification, are permitted provided that the following conditions are met: |
| 6 | * |
| 7 | * * Redistributions of source code must retain the above copyright notice, |
| 8 | * this list of conditions and the following disclaimer. |
| 9 | * * Redistributions in binary form must reproduce the above copyright |
| 10 | * notice, this list of conditions and the following disclaimer in the |
| 11 | * documentation and/or other materials provided with the distribution. |
| 12 | * * Neither the name of Intel Corporation nor the names of its contributors |
| 13 | * may be used to endorse or promote products derived from this software |
| 14 | * without specific prior written permission. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| 17 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
| 20 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 23 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 24 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 25 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 26 | * POSSIBILITY OF SUCH DAMAGE. |
| 27 | */ |
| 28 | |
| 29 | /** \file |
| 30 | * \brief Truffle: fully general character class acceleration. |
| 31 | * |
| 32 | * Utilises the SSSE3 pshufb or AVX2 vpshufb shuffle instructions |
| 33 | */ |
| 34 | |
| 35 | #ifndef TRUFFLE_H |
| 36 | #define TRUFFLE_H |
| 37 | |
| 38 | #include "util/simd_types.h" |
| 39 | |
| 40 | #ifdef __cplusplus |
| 41 | extern "C" |
| 42 | { |
| 43 | #endif |
| 44 | |
| 45 | const u8 *truffleExec(m128 shuf_mask_lo_highclear, m128 shuf_mask_lo_highset, |
| 46 | const u8 *buf, const u8 *buf_end); |
| 47 | |
| 48 | const u8 *rtruffleExec(m128 shuf_mask_lo_highclear, m128 shuf_mask_lo_highset, |
| 49 | const u8 *buf, const u8 *buf_end); |
| 50 | |
| 51 | #ifdef __cplusplus |
| 52 | } |
| 53 | #endif |
| 54 | |
| 55 | |
| 56 | #endif /* TRUFFLE_H */ |
| 57 | |
| 58 | |