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More cleanup

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LeoVasanko
2023-10-28 18:42:46 +00:00
parent b4fd8c29ff
commit 8acebc571e
6 changed files with 48 additions and 38 deletions
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src/cha4block.h
+18 -17
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@@ -1,3 +1,5 @@
#pragma once
#include "chacha20.h"
#define VEC4_ROT(A, IMM) \
_mm_or_si128(_mm_slli_epi32(A, IMM), _mm_srli_epi32(A, (32 - IMM)))
@@ -41,12 +43,11 @@
_mm_storeu_si128((__m128i*)(CT + 192), x_##D); \
}
static inline uint64_t
_cha_4block(uint32_t* state, uint8_t* begin, uint8_t* end) {
static inline uint64_t _cha_4block(cha_ctx* ctx, uint8_t* begin, uint8_t* end) {
if (end - begin < 256)
return 0;
uint8_t* c = begin;
uint32_t* x = state;
uint32_t* state = ctx->state;
/* constant for shuffling bytes (replacing multiple-of-8 rotates) */
const __m128i rot16 =
@@ -55,22 +56,22 @@ _cha_4block(uint32_t* state, uint8_t* begin, uint8_t* end) {
_mm_set_epi8(14, 13, 12, 15, 10, 9, 8, 11, 6, 5, 4, 7, 2, 1, 0, 3);
// Load state to vectors, duplicate four times
__m128i x_0 = _mm_set1_epi32(x[0]);
__m128i x_1 = _mm_set1_epi32(x[1]);
__m128i x_2 = _mm_set1_epi32(x[2]);
__m128i x_3 = _mm_set1_epi32(x[3]);
__m128i x_4 = _mm_set1_epi32(x[4]);
__m128i x_5 = _mm_set1_epi32(x[5]);
__m128i x_6 = _mm_set1_epi32(x[6]);
__m128i x_7 = _mm_set1_epi32(x[7]);
__m128i x_8 = _mm_set1_epi32(x[8]);
__m128i x_9 = _mm_set1_epi32(x[9]);
__m128i x_10 = _mm_set1_epi32(x[10]);
__m128i x_11 = _mm_set1_epi32(x[11]);
__m128i x_0 = _mm_set1_epi32(state[0]);
__m128i x_1 = _mm_set1_epi32(state[1]);
__m128i x_2 = _mm_set1_epi32(state[2]);
__m128i x_3 = _mm_set1_epi32(state[3]);
__m128i x_4 = _mm_set1_epi32(state[4]);
__m128i x_5 = _mm_set1_epi32(state[5]);
__m128i x_6 = _mm_set1_epi32(state[6]);
__m128i x_7 = _mm_set1_epi32(state[7]);
__m128i x_8 = _mm_set1_epi32(state[8]);
__m128i x_9 = _mm_set1_epi32(state[9]);
__m128i x_10 = _mm_set1_epi32(state[10]);
__m128i x_11 = _mm_set1_epi32(state[11]);
__m128i x_12;
__m128i x_13;
__m128i x_14 = _mm_set1_epi32(x[14]);
__m128i x_15 = _mm_set1_epi32(x[15]);
__m128i x_14 = _mm_set1_epi32(state[14]);
__m128i x_15 = _mm_set1_epi32(state[15]);
__m128i orig0 = x_0;
__m128i orig1 = x_1;
__m128i orig2 = x_2;