diff options
Diffstat (limited to 'security/nss/lib/freebl/verified/vec128.h')
-rw-r--r-- | security/nss/lib/freebl/verified/vec128.h | 345 |
1 files changed, 0 insertions, 345 deletions
diff --git a/security/nss/lib/freebl/verified/vec128.h b/security/nss/lib/freebl/verified/vec128.h deleted file mode 100644 index 6ccecc9ec..000000000 --- a/security/nss/lib/freebl/verified/vec128.h +++ /dev/null @@ -1,345 +0,0 @@ -/* Copyright 2016-2018 INRIA and Microsoft Corporation - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef __Vec_H -#define __Vec_H - -#ifdef __MSVC__ -#define forceinline __forceinline inline -#elif (defined(__GNUC__) || defined(__clang__)) -#define forceinline __attribute__((always_inline)) inline -#else -#define forceinline inline -#endif - -#if defined(__SSSE3__) || defined(__AVX2__) || defined(__AVX__) - -#include <emmintrin.h> -#include <tmmintrin.h> - -#define VEC128 -#define vec_size 4 - -typedef __m128i vec; - -static forceinline vec -vec_rotate_left_8(vec v) -{ - __m128i x = _mm_set_epi8(14, 13, 12, 15, 10, 9, 8, 11, 6, 5, 4, 7, 2, 1, 0, 3); - return _mm_shuffle_epi8(v, x); -} - -static forceinline vec -vec_rotate_left_16(vec v) -{ - __m128i x = _mm_set_epi8(13, 12, 15, 14, 9, 8, 11, 10, 5, 4, 7, 6, 1, 0, 3, 2); - return _mm_shuffle_epi8(v, x); -} - -static forceinline vec -vec_rotate_left(vec v, unsigned int n) -{ - if (n == 8) - return vec_rotate_left_8(v); - if (n == 16) - return vec_rotate_left_16(v); - return _mm_xor_si128(_mm_slli_epi32(v, n), - _mm_srli_epi32(v, 32 - n)); -} - -static forceinline vec -vec_rotate_right(vec v, unsigned int n) -{ - return (vec_rotate_left(v, 32 - n)); -} - -#define vec_shuffle_right(x, n) \ - _mm_shuffle_epi32(x, _MM_SHUFFLE((3 + (n)) % 4, (2 + (n)) % 4, (1 + (n)) % 4, (n) % 4)) - -#define vec_shuffle_left(x, n) vec_shuffle_right((x), 4 - (n)) - -static forceinline vec -vec_load_32x4(uint32_t x1, uint32_t x2, uint32_t x3, uint32_t x4) -{ - return _mm_set_epi32(x4, x3, x2, x1); -} - -static forceinline vec -vec_load_32x8(uint32_t x1, uint32_t x2, uint32_t x3, uint32_t x4, uint32_t x5, uint32_t x6, uint32_t x7, uint32_t x8) -{ - return _mm_set_epi32(x4, x3, x2, x1); -} - -static forceinline vec -vec_load_le(const unsigned char* in) -{ - return _mm_loadu_si128((__m128i*)(in)); -} - -static forceinline vec -vec_load128_le(const unsigned char* in) -{ - return vec_load_le(in); -} - -static forceinline void -vec_store_le(unsigned char* out, vec v) -{ - _mm_storeu_si128((__m128i*)(out), v); -} - -static forceinline vec -vec_add(vec v1, vec v2) -{ - return _mm_add_epi32(v1, v2); -} - -static forceinline vec -vec_add_u32(vec v1, uint32_t x) -{ - vec v2 = vec_load_32x4(x, 0, 0, 0); - return _mm_add_epi32(v1, v2); -} - -static forceinline vec -vec_increment(vec v1) -{ - vec one = vec_load_32x4(1, 0, 0, 0); - return _mm_add_epi32(v1, one); -} - -static forceinline vec -vec_xor(vec v1, vec v2) -{ - return _mm_xor_si128(v1, v2); -} - -#define vec_zero() _mm_set_epi32(0, 0, 0, 0) - -#elif defined(__ARM_NEON__) || defined(__ARM_NEON) -#include <arm_neon.h> - -typedef uint32x4_t vec; - -static forceinline vec -vec_xor(vec v1, vec v2) -{ - return veorq_u32(v1, v2); -} - -#define vec_rotate_left(x, n) \ - vsriq_n_u32(vshlq_n_u32((x), (n)), (x), 32 - (n)) - -#define vec_rotate_right(a, b) \ - vec_rotate_left((b), 32 - (b)) - -#define vec_shuffle_right(x, n) \ - vextq_u32((x), (x), (n)) - -#define vec_shuffle_left(a, b) \ - vec_shuffle_right((a), 4 - (b)) - -static forceinline vec -vec_load_32x4(uint32_t x1, uint32_t x2, uint32_t x3, uint32_t x4) -{ - uint32_t a[4] = { x1, x2, x3, x4 }; - return vld1q_u32(a); -} - -static forceinline vec -vec_load_32(uint32_t x1) -{ - uint32_t a[4] = { x1, x1, x1, x1 }; - return vld1q_u32(a); -} - -static forceinline vec -vec_load_32x8(uint32_t x1, uint32_t x2, uint32_t x3, uint32_t x4, uint32_t x5, uint32_t x6, uint32_t x7, uint32_t x8) -{ - return vec_load_32x4(x1, x2, x3, x4); -} - -static forceinline vec -vec_load_le(const unsigned char* in) -{ - return vld1q_u32((uint32_t*)in); -} - -static forceinline vec -vec_load128_le(const unsigned char* in) -{ - return vec_load_le(in); -} - -static forceinline void -vec_store_le(unsigned char* out, vec v) -{ - vst1q_u32((uint32_t*)out, v); -} - -static forceinline vec -vec_add(vec v1, vec v2) -{ - return vaddq_u32(v1, v2); -} - -static forceinline vec -vec_add_u32(vec v1, uint32_t x) -{ - vec v2 = vec_load_32x4(x, 0, 0, 0); - return vec_add(v1, v2); -} - -static forceinline vec -vec_increment(vec v1) -{ - vec one = vec_load_32x4(1, 0, 0, 0); - return vec_add(v1, one); -} - -#define vec_zero() vec_load_32x4(0, 0, 0, 0) - -#else - -#define VEC128 -#define vec_size 4 - -typedef struct { - uint32_t v[4]; -} vec; - -static forceinline vec -vec_xor(vec v1, vec v2) -{ - vec r; - r.v[0] = v1.v[0] ^ v2.v[0]; - r.v[1] = v1.v[1] ^ v2.v[1]; - r.v[2] = v1.v[2] ^ v2.v[2]; - r.v[3] = v1.v[3] ^ v2.v[3]; - return r; -} - -static forceinline vec -vec_rotate_left(vec v, unsigned int n) -{ - vec r; - r.v[0] = (v.v[0] << n) ^ (v.v[0] >> (32 - n)); - r.v[1] = (v.v[1] << n) ^ (v.v[1] >> (32 - n)); - r.v[2] = (v.v[2] << n) ^ (v.v[2] >> (32 - n)); - r.v[3] = (v.v[3] << n) ^ (v.v[3] >> (32 - n)); - return r; -} - -static forceinline vec -vec_rotate_right(vec v, unsigned int n) -{ - return (vec_rotate_left(v, 32 - n)); -} - -static forceinline vec -vec_shuffle_right(vec v, unsigned int n) -{ - vec r; - r.v[0] = v.v[n % 4]; - r.v[1] = v.v[(n + 1) % 4]; - r.v[2] = v.v[(n + 2) % 4]; - r.v[3] = v.v[(n + 3) % 4]; - return r; -} - -static forceinline vec -vec_shuffle_left(vec x, unsigned int n) -{ - return vec_shuffle_right(x, 4 - n); -} - -static forceinline vec -vec_load_32x4(uint32_t x0, uint32_t x1, uint32_t x2, uint32_t x3) -{ - vec v; - v.v[0] = x0; - v.v[1] = x1; - v.v[2] = x2; - v.v[3] = x3; - return v; -} - -static forceinline vec -vec_load_32(uint32_t x0) -{ - vec v; - v.v[0] = x0; - v.v[1] = x0; - v.v[2] = x0; - v.v[3] = x0; - return v; -} - -static forceinline vec -vec_load_le(const uint8_t* in) -{ - vec r; - r.v[0] = load32_le((uint8_t*)in); - r.v[1] = load32_le((uint8_t*)in + 4); - r.v[2] = load32_le((uint8_t*)in + 8); - r.v[3] = load32_le((uint8_t*)in + 12); - return r; -} - -static forceinline void -vec_store_le(unsigned char* out, vec r) -{ - store32_le(out, r.v[0]); - store32_le(out + 4, r.v[1]); - store32_le(out + 8, r.v[2]); - store32_le(out + 12, r.v[3]); -} - -static forceinline vec -vec_load128_le(const unsigned char* in) -{ - return vec_load_le(in); -} - -static forceinline vec -vec_add(vec v1, vec v2) -{ - vec r; - r.v[0] = v1.v[0] + v2.v[0]; - r.v[1] = v1.v[1] + v2.v[1]; - r.v[2] = v1.v[2] + v2.v[2]; - r.v[3] = v1.v[3] + v2.v[3]; - return r; -} - -static forceinline vec -vec_add_u32(vec v1, uint32_t x) -{ - vec v2 = vec_load_32x4(x, 0, 0, 0); - return vec_add(v1, v2); -} - -static forceinline vec -vec_increment(vec v1) -{ - vec one = vec_load_32x4(1, 0, 0, 0); - return vec_add(v1, one); -} - -#define vec_zero() vec_load_32x4(0, 0, 0, 0) - -#endif - -#endif |