mirror of
https://git.wownero.com/wownero/RandomWOW.git
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134 lines
2.8 KiB
C
134 lines
2.8 KiB
C
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/*
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Copyright (c) 2018 tevador
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This file is part of RandomX.
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RandomX is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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RandomX is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with RandomX. If not, see<http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#if defined(_MSC_VER)
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#if defined(_M_X64) || (defined(_M_IX86_FP) && _M_IX86_FP == 2)
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#define __SSE2__ 1
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#endif
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#endif
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#ifdef __SSE2__
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#ifdef __GNUC__
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#include <x86intrin.h>
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#else
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#include <intrin.h>
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#endif
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#else
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#include <cstdint>
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#include <stdexcept>
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#define _mm_malloc(a,b) malloc(a)
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#define _mm_free(a) free(a)
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typedef union {
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uint64_t u64[2];
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uint32_t u32[4];
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uint16_t u16[8];
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uint8_t u8[16];
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} __m128i;
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static const char* platformError = "Platform doesn't support hardware AES";
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inline __m128i _mm_aeskeygenassist_si128(__m128i key, uint8_t rcon) {
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throw std::runtime_error(platformError);
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}
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inline __m128i _mm_aesenc_si128(__m128i v, __m128i rkey) {
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throw std::runtime_error(platformError);
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}
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inline __m128i _mm_aesdec_si128(__m128i v, __m128i rkey) {
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throw std::runtime_error(platformError);
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}
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inline int _mm_cvtsi128_si32(__m128i v) {
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return v.u32[0];
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}
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inline __m128i _mm_cvtsi32_si128(int si32) {
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__m128i v;
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v.u32[0] = si32;
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v.u32[1] = 0;
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v.u32[2] = 0;
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v.u32[3] = 0;
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return v;
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}
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inline __m128i _mm_set_epi64x(int64_t _I1, int64_t _I0) {
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__m128i v;
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v.u64[0] = _I0;
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v.u64[1] = _I1;
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return v;
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}
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inline __m128i _mm_set_epi32(int _I3, int _I2, int _I1, int _I0) {
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__m128i v;
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v.u32[0] = _I0;
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v.u32[1] = _I1;
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v.u32[2] = _I2;
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v.u32[3] = _I3;
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return v;
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};
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inline __m128i _mm_xor_si128(__m128i _A, __m128i _B) {
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__m128i c;
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c.u32[0] = _A.u32[0] ^ _B.u32[0];
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c.u32[1] = _A.u32[1] ^ _B.u32[1];
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c.u32[2] = _A.u32[2] ^ _B.u32[2];
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c.u32[3] = _A.u32[3] ^ _B.u32[3];
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return c;
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}
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inline __m128i _mm_shuffle_epi32(__m128i _A, int _Imm) {
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__m128i c;
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c.u32[0] = _A.u32[_Imm & 3];
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c.u32[1] = _A.u32[(_Imm >> 2) & 3];
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c.u32[2] = _A.u32[(_Imm >> 4) & 3];
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c.u32[3] = _A.u32[(_Imm >> 6) & 3];
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return c;
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}
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inline __m128i _mm_load_si128(__m128i const*_P) {
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return *_P;
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}
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inline void _mm_store_si128(__m128i *_P, __m128i _B) {
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*_P = _B;
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}
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inline __m128i _mm_slli_si128(__m128i _A, int _Imm) {
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_Imm &= 255;
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if (_Imm > 15) {
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_A.u64[0] = 0;
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_A.u64[1] = 0;
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}
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else {
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for (int i = 15; i >= _Imm; --i) {
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_A.u8[i] = _A.u8[i - _Imm];
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}
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for (int i = 0; i < _Imm; ++i) {
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_A.u8[i] = 0;
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}
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}
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return _A;
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}
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#endif
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