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WIP add aesni-hash-peterrk from smhasher3
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,189 @@ | ||
| /* | ||
| * aesnihash from the PageBloomFilter project | ||
| * Copyright (C) 2023 Frank J. T. Wojcik | ||
| * Copyright (C) 2023 Ruan Kunliang | ||
| * 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. | ||
| * | ||
| * 3. Neither the name of the copyright holder 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 HOLDER 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. | ||
| */ | ||
| #include "Platform.h" | ||
|
|
||
| #if defined(HAVE_AESNI) | ||
| #include <immintrin.h> | ||
|
|
||
| void aesnihash_peterrk(const void * in, int len0, uint32_t seed, void * out) { | ||
| auto a = _mm_set1_epi32((uint32_t)seed); | ||
| auto b = _mm_set1_epi32((uint32_t)len0); | ||
| auto m = _mm_set_epi32(0xdeadbeef, 0xffff0000, 0x01234567, 0x89abcdef); | ||
| auto s = _mm_set_epi8(3, 7, 11, 15, 2, 6, 10, 14, 1, 5, 9, 13, 0, 4, 8, 12); | ||
| const uint8_t * msg = (const uint8_t *)in; | ||
| uint32_t len = (uint32_t)len0; | ||
|
|
||
| bool greed = (((uintptr_t)msg + (len - 1)) & UINT64_C(0xfff)) >= 15; // do not cross page | ||
|
|
||
| if (len > 80) { | ||
| auto c = _mm_aesenc_si128(b, m); | ||
| auto d = _mm_aesdec_si128(a, m); | ||
| a = _mm_aesenc_si128(a, m); | ||
| b = _mm_aesdec_si128(b, m); | ||
| do { | ||
| a = _mm_xor_si128(a, _mm_lddqu_si128((const __m128i *)msg)); | ||
| b = _mm_xor_si128(b, _mm_lddqu_si128((const __m128i *)(msg + 16))); | ||
| c = _mm_xor_si128(c, _mm_lddqu_si128((const __m128i *)(msg + 32))); | ||
| d = _mm_xor_si128(d, _mm_lddqu_si128((const __m128i *)(msg + 48))); | ||
| a = _mm_shuffle_epi8(_mm_aesenc_si128(a, m), s); | ||
| b = _mm_shuffle_epi8(_mm_aesdec_si128(b, m), s); | ||
| c = _mm_shuffle_epi8(_mm_aesenc_si128(c, m), s); | ||
| d = _mm_shuffle_epi8(_mm_aesdec_si128(d, m), s); | ||
| msg += 64; | ||
| len -= 64; | ||
| } while (len > 80); | ||
| c = _mm_aesenc_si128(a, c); | ||
| d = _mm_aesdec_si128(b, d); | ||
| a = _mm_aesenc_si128(c, d); | ||
| b = _mm_aesdec_si128(d, c); | ||
| } | ||
|
|
||
| auto mix = [&a, &b, m, s]( __m128i x ) { | ||
| a = _mm_aesenc_si128(x, a); | ||
| a = _mm_aesenc_si128(a, m); | ||
| b = _mm_shuffle_epi8(_mm_xor_si128(x, b) , s); | ||
| b = _mm_shuffle_epi8(_mm_aesdec_si128(b, m), s); | ||
| }; | ||
|
|
||
| while (len >= 16) { | ||
| mix(_mm_lddqu_si128((const __m128i *)msg)); | ||
| msg += 16; | ||
| len -= 16; | ||
| } | ||
|
|
||
| if (greed) { | ||
| #define GREEDILY_READ(n, addr) \ | ||
| _mm_bsrli_si128(_mm_bslli_si128(_mm_lddqu_si128((const __m128i*)addr), (16-(n))), (16-(n))) | ||
|
|
||
| switch (len) { | ||
| case 15: mix(GREEDILY_READ(15, msg)); break; | ||
| case 14: mix(GREEDILY_READ(14, msg)); break; | ||
| case 13: mix(GREEDILY_READ(13, msg)); break; | ||
| case 12: mix(GREEDILY_READ(12, msg)); break; | ||
| case 11: mix(GREEDILY_READ(11, msg)); break; | ||
| case 10: mix(GREEDILY_READ(10, msg)); break; | ||
| case 9: mix(GREEDILY_READ(9, msg)); break; | ||
| case 8: mix((__m128i)_mm_load_sd((const double *)msg)); break; | ||
| case 7: mix(GREEDILY_READ(7, msg)); break; | ||
| case 6: mix(GREEDILY_READ(6, msg)); break; | ||
| case 5: mix(GREEDILY_READ(5, msg)); break; | ||
| case 4: mix((__m128i)_mm_load_ss((const float *)msg)); break; | ||
| case 3: mix(GREEDILY_READ(3, msg)); break; | ||
| case 2: mix(GREEDILY_READ(2, msg)); break; | ||
| case 1: mix(GREEDILY_READ(1, msg)); break; | ||
| case 0: | ||
| default: // try to keep m & s from register spilling | ||
| a = _mm_add_epi8(a, s); | ||
| b = _mm_add_epi8(b, m); | ||
| } | ||
| #undef GREEDILY_READ | ||
| } else { | ||
| uint64_t x = 0; | ||
| switch (len) { | ||
| case 15: | ||
| x |= ((uint64_t)msg[14]) << 48U; //FALLTHROUGH | ||
| case 14: | ||
| x |= ((uint64_t)msg[13]) << 40U; //FALLTHROUGH | ||
| case 13: | ||
| x |= ((uint64_t)msg[12]) << 32U; //FALLTHROUGH | ||
| case 12: | ||
| x |= *(const uint32_t *)(msg + 8); | ||
| mix(_mm_set_epi64x(x, *(const uint64_t *)msg)); | ||
| break; | ||
| case 11: | ||
| x |= ((uint32_t)msg[10]) << 16U; //FALLTHROUGH | ||
| case 10: | ||
| x |= ((uint32_t)msg[ 9]) << 8U; //FALLTHROUGH | ||
| case 9: | ||
| x |= msg[8]; //FALLTHROUGH | ||
| case 8: | ||
| mix(_mm_set_epi64x(x, *(const uint64_t *)msg)); | ||
| break; | ||
| case 7: | ||
| x |= ((uint64_t)msg[6]) << 48U; //FALLTHROUGH | ||
| case 6: | ||
| x |= ((uint64_t)msg[5]) << 40U; //FALLTHROUGH | ||
| case 5: | ||
| x |= ((uint64_t)msg[4]) << 32U; //FALLTHROUGH | ||
| case 4: | ||
| x |= *(const uint32_t *)msg; | ||
| mix(_mm_set_epi64x(0, x)); | ||
| break; | ||
| case 3: | ||
| x |= ((uint32_t)msg[2]) << 16U; //FALLTHROUGH | ||
| case 2: | ||
| x |= ((uint32_t)msg[1]) << 8U; //FALLTHROUGH | ||
| case 1: | ||
| x |= msg[0]; | ||
| mix(_mm_set_epi64x(0, x)); | ||
| break; | ||
| case 0: | ||
| default: // try to keep m & s from register spilling | ||
| a = _mm_add_epi8(a, s); | ||
| b = _mm_add_epi8(b, m); | ||
| } | ||
| } | ||
|
|
||
| _mm_storeu_si128((__m128i *)out, _mm_aesenc_si128(a, b)); | ||
| } | ||
|
|
||
| #endif | ||
|
|
||
| #ifdef smhasher3 | ||
| //------------------------------------------------------------ | ||
| REGISTER_FAMILY(aesnihash_peterrk, | ||
| $.src_url = "https://github.com/PeterRK/PageBloomFilter/blob/main/src/aesni-hash.h", | ||
| $.src_status = HashFamilyInfo::SRC_ACTIVE | ||
| ); | ||
|
|
||
| REGISTER_HASH(aesnihash_peterrk, | ||
| $.desc = "AESNI Hash by PeterRK", | ||
| $.impl = "aesni", | ||
| $.hash_flags = | ||
| FLAG_HASH_AES_BASED | | ||
| FLAG_HASH_SMALL_SEED | | ||
| FLAG_HASH_ENDIAN_INDEPENDENT, | ||
| $.impl_flags = | ||
| FLAG_IMPL_READ_PAST_EOB | | ||
| FLAG_IMPL_CANONICAL_BOTH | | ||
| FLAG_IMPL_LICENSE_BSD, | ||
| $.bits = 128, | ||
| $.verification_LE = 0xF06DA1B1, | ||
| $.verification_BE = 0xF06DA1B1, | ||
| $.hashfn_native = aesnihash_peterrk, | ||
| $.hashfn_bswap = aesnihash_peterrk | ||
| ); | ||
| #endif |
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