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Diff: wolfcrypt/src/sha256.c
- Revision:
- 15:117db924cf7c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/wolfcrypt/src/sha256.c Sat Aug 18 22:20:43 2018 +0000 @@ -0,0 +1,2816 @@ +/* sha256.c + * + * Copyright (C) 2006-2017 wolfSSL Inc. + * + * This file is part of wolfSSL. + * + * wolfSSL is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * wolfSSL is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA + */ + + +/* code submitted by raphael.huck@efixo.com */ + +#ifdef HAVE_CONFIG_H + #include <config.h> +#endif + +#include <wolfssl/wolfcrypt/settings.h> + +#if !defined(NO_SHA256) && !defined(WOLFSSL_ARMASM) + +#if defined(HAVE_FIPS) && \ + defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION >= 2) + + /* set NO_WRAPPERS before headers, use direct internal f()s not wrappers */ + #define FIPS_NO_WRAPPERS + + #ifdef USE_WINDOWS_API + #pragma code_seg(".fipsA$d") + #pragma const_seg(".fipsB$d") + #endif +#endif + +#include <wolfssl/wolfcrypt/sha256.h> +#include <wolfssl/wolfcrypt/error-crypt.h> +#include <wolfssl/wolfcrypt/cpuid.h> + +/* fips wrapper calls, user can call direct */ +#if defined(HAVE_FIPS) && \ + (!defined(HAVE_FIPS_VERSION) || (HAVE_FIPS_VERSION < 2)) + + int wc_InitSha256(wc_Sha256* sha) + { + if (sha == NULL) { + return BAD_FUNC_ARG; + } + return InitSha256_fips(sha); + } + int wc_InitSha256_ex(wc_Sha256* sha, void* heap, int devId) + { + (void)heap; + (void)devId; + if (sha == NULL) { + return BAD_FUNC_ARG; + } + return InitSha256_fips(sha); + } + int wc_Sha256Update(wc_Sha256* sha, const byte* data, word32 len) + { + if (sha == NULL || (data == NULL && len > 0)) { + return BAD_FUNC_ARG; + } + + if (data == NULL && len == 0) { + /* valid, but do nothing */ + return 0; + } + + return Sha256Update_fips(sha, data, len); + } + int wc_Sha256Final(wc_Sha256* sha, byte* out) + { + if (sha == NULL || out == NULL) { + return BAD_FUNC_ARG; + } + return Sha256Final_fips(sha, out); + } + void wc_Sha256Free(wc_Sha256* sha) + { + (void)sha; + /* Not supported in FIPS */ + } + +#else /* else build without fips, or for FIPS v2 */ + + +#if defined(WOLFSSL_TI_HASH) + /* #include <wolfcrypt/src/port/ti/ti-hash.c> included by wc_port.c */ +#else + +#include <wolfssl/wolfcrypt/logging.h> + +#ifdef NO_INLINE + #include <wolfssl/wolfcrypt/misc.h> +#else + #define WOLFSSL_MISC_INCLUDED + #include <wolfcrypt/src/misc.c> +#endif + + +#if defined(USE_INTEL_SPEEDUP) + #define HAVE_INTEL_AVX1 + + #if defined(__GNUC__) && ((__GNUC__ < 4) || \ + (__GNUC__ == 4 && __GNUC_MINOR__ <= 8)) + #define NO_AVX2_SUPPORT + #endif + #if defined(__clang__) && ((__clang_major__ < 3) || \ + (__clang_major__ == 3 && __clang_minor__ <= 5)) + #define NO_AVX2_SUPPORT + #elif defined(__clang__) && defined(NO_AVX2_SUPPORT) + #undef NO_AVX2_SUPPORT + #endif + + #define HAVE_INTEL_AVX1 + #ifndef NO_AVX2_SUPPORT + #define HAVE_INTEL_AVX2 + #endif +#endif /* USE_INTEL_SPEEDUP */ + +#if defined(HAVE_INTEL_AVX2) + #define HAVE_INTEL_RORX +#endif + + +#if !defined(WOLFSSL_PIC32MZ_HASH) && !defined(STM32_HASH_SHA2) && \ + (!defined(WOLFSSL_IMX6_CAAM) || defined(NO_IMX6_CAAM_HASH)) +static int InitSha256(wc_Sha256* sha256) +{ + int ret = 0; + + if (sha256 == NULL) + return BAD_FUNC_ARG; + + XMEMSET(sha256->digest, 0, sizeof(sha256->digest)); + sha256->digest[0] = 0x6A09E667L; + sha256->digest[1] = 0xBB67AE85L; + sha256->digest[2] = 0x3C6EF372L; + sha256->digest[3] = 0xA54FF53AL; + sha256->digest[4] = 0x510E527FL; + sha256->digest[5] = 0x9B05688CL; + sha256->digest[6] = 0x1F83D9ABL; + sha256->digest[7] = 0x5BE0CD19L; + + sha256->buffLen = 0; + sha256->loLen = 0; + sha256->hiLen = 0; + + return ret; +} +#endif + + +/* Hardware Acceleration */ +#if defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2) + + /* in case intel instructions aren't available, plus we need the K[] global */ + #define NEED_SOFT_SHA256 + + /***** + Intel AVX1/AVX2 Macro Control Structure + + #define HAVE_INTEL_AVX1 + #define HAVE_INTEL_AVX2 + + #define HAVE_INTEL_RORX + + + int InitSha256(wc_Sha256* sha256) { + Save/Recover XMM, YMM + ... + } + + #if defined(HAVE_INTEL_AVX1)|| defined(HAVE_INTEL_AVX2) + Transform_Sha256(); Function prototype + #else + Transform_Sha256() { } + int Sha256Final() { + Save/Recover XMM, YMM + ... + } + #endif + + #if defined(HAVE_INTEL_AVX1)|| defined(HAVE_INTEL_AVX2) + #if defined(HAVE_INTEL_RORX + #define RND with rorx instuction + #else + #define RND + #endif + #endif + + #if defined(HAVE_INTEL_AVX1) + + #define XMM Instructions/inline asm + + int Transform_Sha256() { + Stitched Message Sched/Round + } + + #elif defined(HAVE_INTEL_AVX2) + + #define YMM Instructions/inline asm + + int Transform_Sha256() { + More granural Stitched Message Sched/Round + } + + #endif + + */ + + /* Each platform needs to query info type 1 from cpuid to see if aesni is + * supported. Also, let's setup a macro for proper linkage w/o ABI conflicts + */ + + /* #if defined(HAVE_INTEL_AVX1/2) at the tail of sha256 */ + static int Transform_Sha256(wc_Sha256* sha256); + #if defined(HAVE_INTEL_AVX1) + static int Transform_Sha256_AVX1(wc_Sha256 *sha256); + static int Transform_Sha256_AVX1_Len(wc_Sha256* sha256, word32 len); + #endif + #if defined(HAVE_INTEL_AVX2) + static int Transform_Sha256_AVX2(wc_Sha256 *sha256); + static int Transform_Sha256_AVX2_Len(wc_Sha256* sha256, word32 len); + #ifdef HAVE_INTEL_RORX + static int Transform_Sha256_AVX1_RORX(wc_Sha256 *sha256); + static int Transform_Sha256_AVX1_RORX_Len(wc_Sha256* sha256, word32 len); + static int Transform_Sha256_AVX2_RORX(wc_Sha256 *sha256); + static int Transform_Sha256_AVX2_RORX_Len(wc_Sha256* sha256, word32 len); + #endif + #endif + static int (*Transform_Sha256_p)(wc_Sha256* sha256); + /* = _Transform_Sha256 */ + static int (*Transform_Sha256_Len_p)(wc_Sha256* sha256, word32 len); + /* = NULL */ + static int transform_check = 0; + static word32 intel_flags; + #define XTRANSFORM(S) (*Transform_Sha256_p)((S)) + #define XTRANSFORM_LEN(S, L) (*Transform_Sha256_Len_p)((S),(L)) + + static void Sha256_SetTransform(void) + { + + if (transform_check) + return; + + intel_flags = cpuid_get_flags(); + + #ifdef HAVE_INTEL_AVX2 + if (IS_INTEL_AVX2(intel_flags)) { + #ifdef HAVE_INTEL_RORX + if (IS_INTEL_BMI2(intel_flags)) { + Transform_Sha256_p = Transform_Sha256_AVX2_RORX; + Transform_Sha256_Len_p = Transform_Sha256_AVX2_RORX_Len; + } + else + #endif + if (1) + { + Transform_Sha256_p = Transform_Sha256_AVX2; + Transform_Sha256_Len_p = Transform_Sha256_AVX2_Len; + } + #ifdef HAVE_INTEL_RORX + else { + Transform_Sha256_p = Transform_Sha256_AVX1_RORX; + Transform_Sha256_Len_p = Transform_Sha256_AVX1_RORX_Len; + } + #endif + } + else + #endif + #ifdef HAVE_INTEL_AVX1 + if (IS_INTEL_AVX1(intel_flags)) { + Transform_Sha256_p = Transform_Sha256_AVX1; + Transform_Sha256_Len_p = Transform_Sha256_AVX1_Len; + } + else + #endif + { + Transform_Sha256_p = Transform_Sha256; + Transform_Sha256_Len_p = NULL; + } + + transform_check = 1; + } + + int wc_InitSha256_ex(wc_Sha256* sha256, void* heap, int devId) + { + int ret = 0; + if (sha256 == NULL) + return BAD_FUNC_ARG; + + sha256->heap = heap; + + ret = InitSha256(sha256); + if (ret != 0) + return ret; + + /* choose best Transform function under this runtime environment */ + Sha256_SetTransform(); + + #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA256) + ret = wolfAsync_DevCtxInit(&sha256->asyncDev, + WOLFSSL_ASYNC_MARKER_SHA256, sha256->heap, devId); + #else + (void)devId; + #endif /* WOLFSSL_ASYNC_CRYPT */ + + return ret; + } + +#elif defined(FREESCALE_LTC_SHA) + int wc_InitSha256_ex(wc_Sha256* sha256, void* heap, int devId) + { + (void)heap; + (void)devId; + + LTC_HASH_Init(LTC_BASE, &sha256->ctx, kLTC_Sha256, NULL, 0); + + return 0; + } + +#elif defined(FREESCALE_MMCAU_SHA) + + #ifdef FREESCALE_MMCAU_CLASSIC_SHA + #include "cau_api.h" + #else + #include "fsl_mmcau.h" + #endif + + #define XTRANSFORM(S) Transform_Sha256((S)) + #define XTRANSFORM_LEN(S,L) Transform_Sha256_Len((S),(L)) + + int wc_InitSha256_ex(wc_Sha256* sha256, void* heap, int devId) + { + int ret = 0; + + (void)heap; + (void)devId; + + ret = wolfSSL_CryptHwMutexLock(); + if (ret != 0) { + return ret; + } + #ifdef FREESCALE_MMCAU_CLASSIC_SHA + cau_sha256_initialize_output(sha256->digest); + #else + MMCAU_SHA256_InitializeOutput((uint32_t*)sha256->digest); + #endif + wolfSSL_CryptHwMutexUnLock(); + + sha256->buffLen = 0; + sha256->loLen = 0; + sha256->hiLen = 0; + + return ret; + } + + static int Transform_Sha256(wc_Sha256* sha256) + { + int ret = wolfSSL_CryptHwMutexLock(); + if (ret == 0) { + #ifdef FREESCALE_MMCAU_CLASSIC_SHA + cau_sha256_hash_n((byte*)sha256->buffer, 1, sha256->digest); + #else + MMCAU_SHA256_HashN((byte*)sha256->buffer, 1, sha256->digest); + #endif + wolfSSL_CryptHwMutexUnLock(); + } + return ret; + } + +#elif defined(WOLFSSL_PIC32MZ_HASH) + #include <wolfssl/wolfcrypt/port/pic32/pic32mz-crypt.h> + +#elif defined(STM32_HASH_SHA2) + + /* Supports CubeMX HAL or Standard Peripheral Library */ + + int wc_InitSha256_ex(wc_Sha256* sha256, void* heap, int devId) + { + if (sha256 == NULL) + return BAD_FUNC_ARG; + + (void)devId; + (void)heap; + + wc_Stm32_Hash_Init(&sha256->stmCtx); + return 0; + } + + int wc_Sha256Update(wc_Sha256* sha256, const byte* data, word32 len) + { + int ret = 0; + + if (sha256 == NULL || (data == NULL && len > 0)) { + return BAD_FUNC_ARG; + } + + ret = wolfSSL_CryptHwMutexLock(); + if (ret == 0) { + ret = wc_Stm32_Hash_Update(&sha256->stmCtx, + HASH_AlgoSelection_SHA256, data, len); + wolfSSL_CryptHwMutexUnLock(); + } + return ret; + } + + int wc_Sha256Final(wc_Sha256* sha256, byte* hash) + { + int ret = 0; + + if (sha256 == NULL || hash == NULL) { + return BAD_FUNC_ARG; + } + + ret = wolfSSL_CryptHwMutexLock(); + if (ret == 0) { + ret = wc_Stm32_Hash_Final(&sha256->stmCtx, + HASH_AlgoSelection_SHA256, hash, WC_SHA256_DIGEST_SIZE); + wolfSSL_CryptHwMutexUnLock(); + } + + (void)wc_InitSha256(sha256); /* reset state */ + + return ret; + } + +#elif defined(WOLFSSL_IMX6_CAAM) && !defined(NO_IMX6_CAAM_HASH) + /* functions defined in wolfcrypt/src/port/caam/caam_sha256.c */ +#else + #define NEED_SOFT_SHA256 + + int wc_InitSha256_ex(wc_Sha256* sha256, void* heap, int devId) + { + int ret = 0; + if (sha256 == NULL) + return BAD_FUNC_ARG; + + sha256->heap = heap; + + ret = InitSha256(sha256); + if (ret != 0) + return ret; + + #ifdef WOLFSSL_SMALL_STACK_CACHE + sha256->W = NULL; + #endif + + #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA256) + ret = wolfAsync_DevCtxInit(&sha256->asyncDev, + WOLFSSL_ASYNC_MARKER_SHA256, sha256->heap, devId); + #else + (void)devId; + #endif /* WOLFSSL_ASYNC_CRYPT */ + + return ret; + } +#endif /* End Hardware Acceleration */ + +#ifdef NEED_SOFT_SHA256 + + static const ALIGN32 word32 K[64] = { + 0x428A2F98L, 0x71374491L, 0xB5C0FBCFL, 0xE9B5DBA5L, 0x3956C25BL, + 0x59F111F1L, 0x923F82A4L, 0xAB1C5ED5L, 0xD807AA98L, 0x12835B01L, + 0x243185BEL, 0x550C7DC3L, 0x72BE5D74L, 0x80DEB1FEL, 0x9BDC06A7L, + 0xC19BF174L, 0xE49B69C1L, 0xEFBE4786L, 0x0FC19DC6L, 0x240CA1CCL, + 0x2DE92C6FL, 0x4A7484AAL, 0x5CB0A9DCL, 0x76F988DAL, 0x983E5152L, + 0xA831C66DL, 0xB00327C8L, 0xBF597FC7L, 0xC6E00BF3L, 0xD5A79147L, + 0x06CA6351L, 0x14292967L, 0x27B70A85L, 0x2E1B2138L, 0x4D2C6DFCL, + 0x53380D13L, 0x650A7354L, 0x766A0ABBL, 0x81C2C92EL, 0x92722C85L, + 0xA2BFE8A1L, 0xA81A664BL, 0xC24B8B70L, 0xC76C51A3L, 0xD192E819L, + 0xD6990624L, 0xF40E3585L, 0x106AA070L, 0x19A4C116L, 0x1E376C08L, + 0x2748774CL, 0x34B0BCB5L, 0x391C0CB3L, 0x4ED8AA4AL, 0x5B9CCA4FL, + 0x682E6FF3L, 0x748F82EEL, 0x78A5636FL, 0x84C87814L, 0x8CC70208L, + 0x90BEFFFAL, 0xA4506CEBL, 0xBEF9A3F7L, 0xC67178F2L + }; + + #define Ch(x,y,z) ((z) ^ ((x) & ((y) ^ (z)))) + #define Maj(x,y,z) ((((x) | (y)) & (z)) | ((x) & (y))) + #define R(x, n) (((x) & 0xFFFFFFFFU) >> (n)) + + #define S(x, n) rotrFixed(x, n) + #define Sigma0(x) (S(x, 2) ^ S(x, 13) ^ S(x, 22)) + #define Sigma1(x) (S(x, 6) ^ S(x, 11) ^ S(x, 25)) + #define Gamma0(x) (S(x, 7) ^ S(x, 18) ^ R(x, 3)) + #define Gamma1(x) (S(x, 17) ^ S(x, 19) ^ R(x, 10)) + + #define a(i) S[(0-i) & 7] + #define b(i) S[(1-i) & 7] + #define c(i) S[(2-i) & 7] + #define d(i) S[(3-i) & 7] + #define e(i) S[(4-i) & 7] + #define f(i) S[(5-i) & 7] + #define g(i) S[(6-i) & 7] + #define h(i) S[(7-i) & 7] + + #define RND(j) \ + t0 = h(j) + Sigma1(e(j)) + Ch(e(j), f(j), g(j)) + K[i+j] + W[i+j]; \ + t1 = Sigma0(a(j)) + Maj(a(j), b(j), c(j)); \ + d(j) += t0; \ + h(j) = t0 + t1 + + #ifndef XTRANSFORM + #define XTRANSFORM(S) Transform_Sha256((S)) + #define XTRANSFORM_LEN(S,L) Transform_Sha256_Len((S),(L)) + #endif + + static int Transform_Sha256(wc_Sha256* sha256) + { + word32 S[8], t0, t1; + int i; + + #ifdef WOLFSSL_SMALL_STACK_CACHE + word32* W = sha256->W; + if (W == NULL) { + W = (word32*)XMALLOC(sizeof(word32) * WC_SHA256_BLOCK_SIZE, NULL, + DYNAMIC_TYPE_RNG); + if (W == NULL) + return MEMORY_E; + sha256->W = W; + } + #elif defined(WOLFSSL_SMALL_STACK) + word32* W; + W = (word32*)XMALLOC(sizeof(word32) * WC_SHA256_BLOCK_SIZE, NULL, + DYNAMIC_TYPE_TMP_BUFFER); + if (W == NULL) + return MEMORY_E; + #else + word32 W[WC_SHA256_BLOCK_SIZE]; + #endif + + /* Copy context->state[] to working vars */ + for (i = 0; i < 8; i++) + S[i] = sha256->digest[i]; + + for (i = 0; i < 16; i++) + W[i] = sha256->buffer[i]; + + for (i = 16; i < WC_SHA256_BLOCK_SIZE; i++) + W[i] = Gamma1(W[i-2]) + W[i-7] + Gamma0(W[i-15]) + W[i-16]; + + #ifdef USE_SLOW_SHA256 + /* not unrolled - ~2k smaller and ~25% slower */ + for (i = 0; i < WC_SHA256_BLOCK_SIZE; i += 8) { + int j; + for (j = 0; j < 8; j++) { /* braces needed here for macros {} */ + RND(j); + } + } + #else + /* partially loop unrolled */ + for (i = 0; i < WC_SHA256_BLOCK_SIZE; i += 8) { + RND(0); RND(1); RND(2); RND(3); + RND(4); RND(5); RND(6); RND(7); + } + #endif /* USE_SLOW_SHA256 */ + + /* Add the working vars back into digest state[] */ + for (i = 0; i < 8; i++) { + sha256->digest[i] += S[i]; + } + + #if defined(WOLFSSL_SMALL_STACK) && !defined(WOLFSSL_SMALL_STACK_CACHE) + XFREE(W, NULL, DYNAMIC_TYPE_TMP_BUFFER); + #endif + return 0; + } +#endif +/* End wc_ software implementation */ + + +#ifdef XTRANSFORM + + static WC_INLINE void AddLength(wc_Sha256* sha256, word32 len) + { + word32 tmp = sha256->loLen; + if ((sha256->loLen += len) < tmp) + sha256->hiLen++; /* carry low to high */ + } + + static WC_INLINE int Sha256Update(wc_Sha256* sha256, const byte* data, word32 len) + { + int ret = 0; + byte* local; + + if (sha256 == NULL || (data == NULL && len > 0)) { + return BAD_FUNC_ARG; + } + + if (data == NULL && len == 0) { + /* valid, but do nothing */ + return 0; + } + + #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA256) + if (sha256->asyncDev.marker == WOLFSSL_ASYNC_MARKER_SHA256) { + #if defined(HAVE_INTEL_QA) + return IntelQaSymSha256(&sha256->asyncDev, NULL, data, len); + #endif + } + #endif /* WOLFSSL_ASYNC_CRYPT */ + + /* do block size increments */ + local = (byte*)sha256->buffer; + + /* check that internal buffLen is valid */ + if (sha256->buffLen >= WC_SHA256_BLOCK_SIZE) + return BUFFER_E; + + if (sha256->buffLen > 0) { + word32 add = min(len, WC_SHA256_BLOCK_SIZE - sha256->buffLen); + XMEMCPY(&local[sha256->buffLen], data, add); + + sha256->buffLen += add; + data += add; + len -= add; + + if (sha256->buffLen == WC_SHA256_BLOCK_SIZE) { + #if defined(LITTLE_ENDIAN_ORDER) && !defined(FREESCALE_MMCAU_SHA) + #if defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2) + if (!IS_INTEL_AVX1(intel_flags) && !IS_INTEL_AVX2(intel_flags)) + #endif + { + ByteReverseWords(sha256->buffer, sha256->buffer, + WC_SHA256_BLOCK_SIZE); + } + #endif + ret = XTRANSFORM(sha256); + if (ret == 0) { + AddLength(sha256, WC_SHA256_BLOCK_SIZE); + sha256->buffLen = 0; + } + else + len = 0; + } + } + + #if defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2) + if (Transform_Sha256_Len_p != NULL) { + word32 blocksLen = len & ~(WC_SHA256_BLOCK_SIZE-1); + + if (blocksLen > 0) { + AddLength(sha256, blocksLen); + sha256->data = data; + /* Byte reversal performed in function if required. */ + XTRANSFORM_LEN(sha256, blocksLen); + data += blocksLen; + len -= blocksLen; + } + } + else + #endif + #if !defined(LITTLE_ENDIAN_ORDER) || defined(FREESCALE_MMCAU_SHA) || \ + defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2) + { + word32 blocksLen = len & ~(WC_SHA256_BLOCK_SIZE-1); + + AddLength(sha256, blocksLen); + while (len >= WC_SHA256_BLOCK_SIZE) { + XMEMCPY(local, data, WC_SHA256_BLOCK_SIZE); + + data += WC_SHA256_BLOCK_SIZE; + len -= WC_SHA256_BLOCK_SIZE; + + /* Byte reversal performed in function if required. */ + ret = XTRANSFORM(sha256); + if (ret != 0) + break; + } + } + #else + { + word32 blocksLen = len & ~(WC_SHA256_BLOCK_SIZE-1); + + AddLength(sha256, blocksLen); + while (len >= WC_SHA256_BLOCK_SIZE) { + XMEMCPY(local, data, WC_SHA256_BLOCK_SIZE); + + data += WC_SHA256_BLOCK_SIZE; + len -= WC_SHA256_BLOCK_SIZE; + + ByteReverseWords(sha256->buffer, sha256->buffer, + WC_SHA256_BLOCK_SIZE); + ret = XTRANSFORM(sha256); + if (ret != 0) + break; + } + } + #endif + + if (len > 0) { + XMEMCPY(local, data, len); + sha256->buffLen = len; + } + + return ret; + } + + int wc_Sha256Update(wc_Sha256* sha256, const byte* data, word32 len) + { + return Sha256Update(sha256, data, len); + } + + static WC_INLINE int Sha256Final(wc_Sha256* sha256) + { + + int ret; + byte* local = (byte*)sha256->buffer; + + if (sha256 == NULL) { + return BAD_FUNC_ARG; + } + + AddLength(sha256, sha256->buffLen); /* before adding pads */ + local[sha256->buffLen++] = 0x80; /* add 1 */ + + /* pad with zeros */ + if (sha256->buffLen > WC_SHA256_PAD_SIZE) { + XMEMSET(&local[sha256->buffLen], 0, + WC_SHA256_BLOCK_SIZE - sha256->buffLen); + sha256->buffLen += WC_SHA256_BLOCK_SIZE - sha256->buffLen; + + { + #if defined(LITTLE_ENDIAN_ORDER) && !defined(FREESCALE_MMCAU_SHA) + #if defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2) + if (!IS_INTEL_AVX1(intel_flags) && !IS_INTEL_AVX2(intel_flags)) + #endif + { + ByteReverseWords(sha256->buffer, sha256->buffer, + WC_SHA256_BLOCK_SIZE); + } + #endif + } + + ret = XTRANSFORM(sha256); + if (ret != 0) + return ret; + + sha256->buffLen = 0; + } + XMEMSET(&local[sha256->buffLen], 0, WC_SHA256_PAD_SIZE - sha256->buffLen); + + /* put lengths in bits */ + sha256->hiLen = (sha256->loLen >> (8 * sizeof(sha256->loLen) - 3)) + + (sha256->hiLen << 3); + sha256->loLen = sha256->loLen << 3; + + /* store lengths */ + #if defined(LITTLE_ENDIAN_ORDER) && !defined(FREESCALE_MMCAU_SHA) + #if defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2) + if (!IS_INTEL_AVX1(intel_flags) && !IS_INTEL_AVX2(intel_flags)) + #endif + { + ByteReverseWords(sha256->buffer, sha256->buffer, + WC_SHA256_BLOCK_SIZE); + } + #endif + /* ! length ordering dependent on digest endian type ! */ + XMEMCPY(&local[WC_SHA256_PAD_SIZE], &sha256->hiLen, sizeof(word32)); + XMEMCPY(&local[WC_SHA256_PAD_SIZE + sizeof(word32)], &sha256->loLen, + sizeof(word32)); + + #if defined(FREESCALE_MMCAU_SHA) || defined(HAVE_INTEL_AVX1) || \ + defined(HAVE_INTEL_AVX2) + /* Kinetis requires only these bytes reversed */ + #if defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2) + if (IS_INTEL_AVX1(intel_flags) || IS_INTEL_AVX2(intel_flags)) + #endif + { + ByteReverseWords( + &sha256->buffer[WC_SHA256_PAD_SIZE / sizeof(word32)], + &sha256->buffer[WC_SHA256_PAD_SIZE / sizeof(word32)], + 2 * sizeof(word32)); + } + #endif + + return XTRANSFORM(sha256); + } + + int wc_Sha256FinalRaw(wc_Sha256* sha256, byte* hash) + { + #ifdef LITTLE_ENDIAN_ORDER + word32 digest[WC_SHA256_DIGEST_SIZE / sizeof(word32)]; + #endif + + if (sha256 == NULL || hash == NULL) { + return BAD_FUNC_ARG; + } + + #ifdef LITTLE_ENDIAN_ORDER + ByteReverseWords((word32*)digest, (word32*)sha256->digest, + WC_SHA256_DIGEST_SIZE); + XMEMCPY(hash, digest, WC_SHA256_DIGEST_SIZE); + #else + XMEMCPY(hash, sha256->digest, WC_SHA256_DIGEST_SIZE); + #endif + + return 0; + } + + int wc_Sha256Final(wc_Sha256* sha256, byte* hash) + { + int ret; + + if (sha256 == NULL || hash == NULL) { + return BAD_FUNC_ARG; + } + + #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA256) + if (sha256->asyncDev.marker == WOLFSSL_ASYNC_MARKER_SHA256) { + #if defined(HAVE_INTEL_QA) + return IntelQaSymSha256(&sha256->asyncDev, hash, NULL, + WC_SHA256_DIGEST_SIZE); + #endif + } + #endif /* WOLFSSL_ASYNC_CRYPT */ + + ret = Sha256Final(sha256); + if (ret != 0) + return ret; + + #if defined(LITTLE_ENDIAN_ORDER) + ByteReverseWords(sha256->digest, sha256->digest, WC_SHA256_DIGEST_SIZE); + #endif + XMEMCPY(hash, sha256->digest, WC_SHA256_DIGEST_SIZE); + + return InitSha256(sha256); /* reset state */ + } + +#endif /* XTRANSFORM */ + + +#if defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2) + +#define _LOAD_DIGEST() \ + "movl (%[sha256]), %%r8d \n\t" \ + "movl 4(%[sha256]), %%r9d \n\t" \ + "movl 8(%[sha256]), %%r10d\n\t" \ + "movl 12(%[sha256]), %%r11d\n\t" \ + "movl 16(%[sha256]), %%r12d\n\t" \ + "movl 20(%[sha256]), %%r13d\n\t" \ + "movl 24(%[sha256]), %%r14d\n\t" \ + "movl 28(%[sha256]), %%r15d\n\t" + +#define _STORE_ADD_DIGEST() \ + "addl %%r8d , (%[sha256])\n\t" \ + "addl %%r9d , 4(%[sha256])\n\t" \ + "addl %%r10d, 8(%[sha256])\n\t" \ + "addl %%r11d, 12(%[sha256])\n\t" \ + "addl %%r12d, 16(%[sha256])\n\t" \ + "addl %%r13d, 20(%[sha256])\n\t" \ + "addl %%r14d, 24(%[sha256])\n\t" \ + "addl %%r15d, 28(%[sha256])\n\t" + +#define _ADD_DIGEST() \ + "addl (%[sha256]), %%r8d \n\t" \ + "addl 4(%[sha256]), %%r9d \n\t" \ + "addl 8(%[sha256]), %%r10d\n\t" \ + "addl 12(%[sha256]), %%r11d\n\t" \ + "addl 16(%[sha256]), %%r12d\n\t" \ + "addl 20(%[sha256]), %%r13d\n\t" \ + "addl 24(%[sha256]), %%r14d\n\t" \ + "addl 28(%[sha256]), %%r15d\n\t" + +#define _STORE_DIGEST() \ + "movl %%r8d , (%[sha256])\n\t" \ + "movl %%r9d , 4(%[sha256])\n\t" \ + "movl %%r10d, 8(%[sha256])\n\t" \ + "movl %%r11d, 12(%[sha256])\n\t" \ + "movl %%r12d, 16(%[sha256])\n\t" \ + "movl %%r13d, 20(%[sha256])\n\t" \ + "movl %%r14d, 24(%[sha256])\n\t" \ + "movl %%r15d, 28(%[sha256])\n\t" + +#define LOAD_DIGEST() \ + _LOAD_DIGEST() + +#define STORE_ADD_DIGEST() \ + _STORE_ADD_DIGEST() + +#define ADD_DIGEST() \ + _ADD_DIGEST() + +#define STORE_DIGEST() \ + _STORE_DIGEST() + + +#define S_0 %r8d +#define S_1 %r9d +#define S_2 %r10d +#define S_3 %r11d +#define S_4 %r12d +#define S_5 %r13d +#define S_6 %r14d +#define S_7 %r15d + +#define L1 "%%edx" +#define L2 "%%ecx" +#define L3 "%%eax" +#define L4 "%%ebx" +#define WK "%%rsp" + +#define WORK_REGS "eax", "ebx", "ecx", "edx" +#define STATE_REGS "r8","r9","r10","r11","r12","r13","r14","r15" +#define XMM_REGS "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", \ + "xmm7", "xmm8", "xmm9", "xmm10", "xmm11", "xmm12", "xmm13" + +#if defined(HAVE_INTEL_RORX) +#define RND_STEP_RORX_0_1(a, b, c, d, e, f, g, h, i) \ + /* L3 = f */ \ + "movl %" #f ", " L3 "\n\t" \ + /* L2 = e>>>11 */ \ + "rorx $11, %" #e ", " L2 "\n\t" \ + /* h += w_k */ \ + "addl (" #i ")*4(" WK "), %" #h "\n\t" \ + +#define RND_STEP_RORX_0_2(a, b, c, d, e, f, g, h, i) \ + /* L2 = (e>>>6) ^ (e>>>11) */ \ + "xorl " L1 ", " L2 "\n\t" \ + /* L3 = f ^ g */ \ + "xorl %" #g ", " L3 "\n\t" \ + /* L1 = e>>>25 */ \ + "rorx $25, %" #e ", " L1 "\n\t" \ + +#define RND_STEP_RORX_0_3(a, b, c, d, e, f, g, h, i) \ + /* L3 = (f ^ g) & e */ \ + "andl %" #e ", " L3 "\n\t" \ + /* L1 = Sigma1(e) */ \ + "xorl " L2 ", " L1 "\n\t" \ + /* L2 = a>>>13 */ \ + "rorx $13, %" #a ", " L2 "\n\t" \ + +#define RND_STEP_RORX_0_4(a, b, c, d, e, f, g, h, i) \ + /* h += Sigma1(e) */ \ + "addl " L1 ", %" #h "\n\t" \ + /* L1 = a>>>2 */ \ + "rorx $2, %" #a ", " L1 "\n\t" \ + /* L3 = Ch(e,f,g) */ \ + "xorl %" #g ", " L3 "\n\t" \ + +#define RND_STEP_RORX_0_5(a, b, c, d, e, f, g, h, i) \ + /* L2 = (a>>>2) ^ (a>>>13) */ \ + "xorl " L1 ", " L2 "\n\t" \ + /* L1 = a>>>22 */ \ + "rorx $22, %" #a ", " L1 "\n\t" \ + /* h += Ch(e,f,g) */ \ + "addl " L3 ", %" #h "\n\t" \ + +#define RND_STEP_RORX_0_6(a, b, c, d, e, f, g, h, i) \ + /* L1 = Sigma0(a) */ \ + "xorl " L2 ", " L1 "\n\t" \ + /* L3 = b */ \ + "movl %" #b ", " L3 "\n\t" \ + /* d += h + w_k + Sigma1(e) + Ch(e,f,g) */ \ + "addl %" #h ", %" #d "\n\t" \ + +#define RND_STEP_RORX_0_7(a, b, c, d, e, f, g, h, i) \ + /* L3 = a ^ b */ \ + "xorl %" #a ", " L3 "\n\t" \ + /* h += Sigma0(a) */ \ + "addl " L1 ", %" #h "\n\t" \ + /* L4 = (a ^ b) & (b ^ c) */ \ + "andl " L3 ", " L4 "\n\t" \ + +#define RND_STEP_RORX_0_8(a, b, c, d, e, f, g, h, i) \ + /* L4 = Maj(a,b,c) */ \ + "xorl %" #b ", " L4 "\n\t" \ + /* L1 = d>>>6 (= e>>>6 next RND) */ \ + "rorx $6, %" #d ", " L1 "\n\t" \ + /* h += Maj(a,b,c) */ \ + "addl " L4 ", %" #h "\n\t" \ + +#define RND_STEP_RORX_1_1(a, b, c, d, e, f, g, h, i) \ + /* L4 = f */ \ + "movl %" #f ", " L4 "\n\t" \ + /* L2 = e>>>11 */ \ + "rorx $11, %" #e ", " L2 "\n\t" \ + /* h += w_k */ \ + "addl (" #i ")*4(" WK "), %" #h "\n\t" \ + +#define RND_STEP_RORX_1_2(a, b, c, d, e, f, g, h, i) \ + /* L2 = (e>>>6) ^ (e>>>11) */ \ + "xorl " L1 ", " L2 "\n\t" \ + /* L4 = f ^ g */ \ + "xorl %" #g ", " L4 "\n\t" \ + /* L1 = e>>>25 */ \ + "rorx $25, %" #e ", " L1 "\n\t" \ + +#define RND_STEP_RORX_1_3(a, b, c, d, e, f, g, h, i) \ + /* L4 = (f ^ g) & e */ \ + "andl %" #e ", " L4 "\n\t" \ + /* L1 = Sigma1(e) */ \ + "xorl " L2 ", " L1 "\n\t" \ + /* L2 = a>>>13 */ \ + "rorx $13, %" #a ", " L2 "\n\t" \ + +#define RND_STEP_RORX_1_4(a, b, c, d, e, f, g, h, i) \ + /* h += Sigma1(e) */ \ + "addl " L1 ", %" #h "\n\t" \ + /* L1 = a>>>2 */ \ + "rorx $2, %" #a ", " L1 "\n\t" \ + /* L4 = Ch(e,f,g) */ \ + "xorl %" #g ", " L4 "\n\t" \ + +#define RND_STEP_RORX_1_5(a, b, c, d, e, f, g, h, i) \ + /* L2 = (a>>>2) ^ (a>>>13) */ \ + "xorl " L1 ", " L2 "\n\t" \ + /* L1 = a>>>22 */ \ + "rorx $22, %" #a ", " L1 "\n\t" \ + /* h += Ch(e,f,g) */ \ + "addl " L4 ", %" #h "\n\t" \ + +#define RND_STEP_RORX_1_6(a, b, c, d, e, f, g, h, i) \ + /* L1 = Sigma0(a) */ \ + "xorl " L2 ", " L1 "\n\t" \ + /* L4 = b */ \ + "movl %" #b ", " L4 "\n\t" \ + /* d += h + w_k + Sigma1(e) + Ch(e,f,g) */ \ + "addl %" #h ", %" #d "\n\t" \ + +#define RND_STEP_RORX_1_7(a, b, c, d, e, f, g, h, i) \ + /* L4 = a ^ b */ \ + "xorl %" #a ", " L4 "\n\t" \ + /* h += Sigma0(a) */ \ + "addl " L1 ", %" #h "\n\t" \ + /* L3 = (a ^ b) & (b ^ c) */ \ + "andl " L4 ", " L3 "\n\t" \ + +#define RND_STEP_RORX_1_8(a, b, c, d, e, f, g, h, i) \ + /* L3 = Maj(a,b,c) */ \ + "xorl %" #b ", " L3 "\n\t" \ + /* L1 = d>>>6 (= e>>>6 next RND) */ \ + "rorx $6, %" #d ", " L1 "\n\t" \ + /* h += Maj(a,b,c) */ \ + "addl " L3 ", %" #h "\n\t" \ + +#define _RND_RORX_X_0(a, b, c, d, e, f, g, h, i) \ + /* L1 = e>>>6 */ \ + "rorx $6, %" #e ", " L1 "\n\t" \ + /* L2 = e>>>11 */ \ + "rorx $11, %" #e ", " L2 "\n\t" \ + /* Prev RND: h += Maj(a,b,c) */ \ + "addl " L3 ", %" #a "\n\t" \ + /* h += w_k */ \ + "addl (" #i ")*4(" WK "), %" #h "\n\t" \ + /* L3 = f */ \ + "movl %" #f ", " L3 "\n\t" \ + /* L2 = (e>>>6) ^ (e>>>11) */ \ + "xorl " L1 ", " L2 "\n\t" \ + /* L3 = f ^ g */ \ + "xorl %" #g ", " L3 "\n\t" \ + /* L1 = e>>>25 */ \ + "rorx $25, %" #e ", " L1 "\n\t" \ + /* L1 = Sigma1(e) */ \ + "xorl " L2 ", " L1 "\n\t" \ + /* L3 = (f ^ g) & e */ \ + "andl %" #e ", " L3 "\n\t" \ + /* h += Sigma1(e) */ \ + "addl " L1 ", %" #h "\n\t" \ + /* L1 = a>>>2 */ \ + "rorx $2, %" #a ", " L1 "\n\t" \ + /* L2 = a>>>13 */ \ + "rorx $13, %" #a ", " L2 "\n\t" \ + /* L3 = Ch(e,f,g) */ \ + "xorl %" #g ", " L3 "\n\t" \ + /* L2 = (a>>>2) ^ (a>>>13) */ \ + "xorl " L1 ", " L2 "\n\t" \ + /* L1 = a>>>22 */ \ + "rorx $22, %" #a ", " L1 "\n\t" \ + /* h += Ch(e,f,g) */ \ + "addl " L3 ", %" #h "\n\t" \ + /* L1 = Sigma0(a) */ \ + "xorl " L2 ", " L1 "\n\t" \ + /* L3 = b */ \ + "movl %" #b ", " L3 "\n\t" \ + /* d += h + w_k + Sigma1(e) + Ch(e,f,g) */ \ + "addl %" #h ", %" #d "\n\t" \ + /* L3 = a ^ b */ \ + "xorl %" #a ", " L3 "\n\t" \ + /* L4 = (a ^ b) & (b ^ c) */ \ + "andl " L3 ", " L4 "\n\t" \ + /* h += Sigma0(a) */ \ + "addl " L1 ", %" #h "\n\t" \ + /* L4 = Maj(a,b,c) */ \ + "xorl %" #b ", " L4 "\n\t" \ + +#define _RND_RORX_X_1(a, b, c, d, e, f, g, h, i) \ + /* L1 = e>>>6 */ \ + "rorx $6, %" #e ", " L1 "\n\t" \ + /* L2 = e>>>11 */ \ + "rorx $11, %" #e ", " L2 "\n\t" \ + /* Prev RND: h += Maj(a,b,c) */ \ + "addl " L4 ", %" #a "\n\t" \ + /* h += w_k */ \ + "addl (" #i ")*4(" WK "), %" #h "\n\t" \ + /* L4 = f */ \ + "movl %" #f ", " L4 "\n\t" \ + /* L2 = (e>>>6) ^ (e>>>11) */ \ + "xorl " L1 ", " L2 "\n\t" \ + /* L4 = f ^ g */ \ + "xorl %" #g ", " L4 "\n\t" \ + /* L1 = e>>>25 */ \ + "rorx $25, %" #e ", " L1 "\n\t" \ + /* L1 = Sigma1(e) */ \ + "xorl " L2 ", " L1 "\n\t" \ + /* L4 = (f ^ g) & e */ \ + "andl %" #e ", " L4 "\n\t" \ + /* h += Sigma1(e) */ \ + "addl " L1 ", %" #h "\n\t" \ + /* L1 = a>>>2 */ \ + "rorx $2, %" #a ", " L1 "\n\t" \ + /* L2 = a>>>13 */ \ + "rorx $13, %" #a ", " L2 "\n\t" \ + /* L4 = Ch(e,f,g) */ \ + "xorl %" #g ", " L4 "\n\t" \ + /* L2 = (a>>>2) ^ (a>>>13) */ \ + "xorl " L1 ", " L2 "\n\t" \ + /* L1 = a>>>22 */ \ + "rorx $22, %" #a ", " L1 "\n\t" \ + /* h += Ch(e,f,g) */ \ + "addl " L4 ", %" #h "\n\t" \ + /* L1 = Sigma0(a) */ \ + "xorl " L2 ", " L1 "\n\t" \ + /* L4 = b */ \ + "movl %" #b ", " L4 "\n\t" \ + /* d += h + w_k + Sigma1(e) + Ch(e,f,g) */ \ + "addl %" #h ", %" #d "\n\t" \ + /* L4 = a ^ b */ \ + "xorl %" #a ", " L4 "\n\t" \ + /* L2 = (a ^ b) & (b ^ c) */ \ + "andl " L4 ", " L3 "\n\t" \ + /* h += Sigma0(a) */ \ + "addl " L1 ", %" #h "\n\t" \ + /* L3 = Maj(a,b,c) */ \ + "xorl %" #b ", " L3 "\n\t" \ + + +#define RND_RORX_X_0(a,b,c,d,e,f,g,h,i) \ + _RND_RORX_X_0(a,b,c,d,e,f,g,h,i) +#define RND_RORX_X_1(a,b,c,d,e,f,g,h,i) \ + _RND_RORX_X_1(a,b,c,d,e,f,g,h,i) + +#define RND_RORX_X4(a,b,c,d,e,f,g,h,i) \ + RND_RORX_X_0(a,b,c,d,e,f,g,h,i+0) \ + RND_RORX_X_1(h,a,b,c,d,e,f,g,i+1) \ + RND_RORX_X_0(g,h,a,b,c,d,e,f,i+2) \ + RND_RORX_X_1(f,g,h,a,b,c,d,e,i+3) + +#endif /* HAVE_INTEL_RORX */ + +#define RND_STEP_0_1(a,b,c,d,e,f,g,h,i) \ + /* L1 = e>>>14 */ \ + "rorl $14, " L1 "\n\t" \ + +#define RND_STEP_0_2(a,b,c,d,e,f,g,h,i) \ + /* L3 = b */ \ + "movl %" #b ", " L3 "\n\t" \ + /* L2 = f */ \ + "movl %" #f ", " L2 "\n\t" \ + /* h += w_k */ \ + "addl (" #i ")*4(" WK "), %" #h "\n\t" \ + /* L2 = f ^ g */ \ + "xorl %" #g ", " L2 "\n\t" \ + +#define RND_STEP_0_3(a,b,c,d,e,f,g,h,i) \ + /* L1 = (e>>>14) ^ e */ \ + "xorl %" #e ", " L1 "\n\t" \ + /* L2 = (f ^ g) & e */ \ + "andl %" #e ", " L2 "\n\t" \ + +#define RND_STEP_0_4(a,b,c,d,e,f,g,h,i) \ + /* L1 = ((e>>>14) ^ e) >>> 5 */ \ + "rorl $5, " L1 "\n\t" \ + /* L2 = Ch(e,f,g) */ \ + "xorl %" #g ", " L2 "\n\t" \ + /* L1 = (((e>>>14) ^ e) >>> 5) ^ e */ \ + "xorl %" #e ", " L1 "\n\t" \ + /* h += Ch(e,f,g) */ \ + "addl " L2 ", %" #h "\n\t" \ + +#define RND_STEP_0_5(a,b,c,d,e,f,g,h,i) \ + /* L1 = ((((e>>>14) ^ e) >>> 5) ^ e) >>> 6 */ \ + "rorl $6, " L1 "\n\t" \ + /* L3 = a ^ b (= b ^ c of next RND) */ \ + "xorl %" #a ", " L3 "\n\t" \ + /* h = h + w_k + Sigma1(e) */ \ + "addl " L1 ", %" #h "\n\t" \ + /* L2 = a */ \ + "movl %" #a ", " L2 "\n\t" \ + +#define RND_STEP_0_6(a,b,c,d,e,f,g,h,i) \ + /* L3 = (a ^ b) & (b ^ c) */ \ + "andl " L3 ", " L4 "\n\t" \ + /* L2 = a>>>9 */ \ + "rorl $9, " L2 "\n\t" \ + /* L2 = (a>>>9) ^ a */ \ + "xorl %" #a ", " L2 "\n\t" \ + /* L1 = Maj(a,b,c) */ \ + "xorl %" #b ", " L4 "\n\t" \ + +#define RND_STEP_0_7(a,b,c,d,e,f,g,h,i) \ + /* L2 = ((a>>>9) ^ a) >>> 11 */ \ + "rorl $11, " L2 "\n\t" \ + /* d += h + w_k + Sigma1(e) + Ch(e,f,g) */ \ + "addl %" #h ", %" #d "\n\t" \ + /* L2 = (((a>>>9) ^ a) >>> 11) ^ a */ \ + "xorl %" #a ", " L2 "\n\t" \ + /* h = h + w_k + Sigma1(e) + Ch(e,f,g) + Maj(a,b,c) */ \ + "addl " L4 ", %" #h "\n\t" \ + +#define RND_STEP_0_8(a,b,c,d,e,f,g,h,i) \ + /* L2 = ((((a>>>9) ^ a) >>> 11) ^ a) >>> 2 */ \ + "rorl $2, " L2 "\n\t" \ + /* L1 = d (e of next RND) */ \ + "movl %" #d ", " L1 "\n\t" \ + /* h = h + w_k + Sigma1(e) Sigma0(a) + Ch(e,f,g) + Maj(a,b,c) */ \ + "addl " L2 ", %" #h "\n\t" \ + +#define RND_STEP_1_1(a,b,c,d,e,f,g,h,i) \ + /* L1 = e>>>14 */ \ + "rorl $14, " L1 "\n\t" \ + +#define RND_STEP_1_2(a,b,c,d,e,f,g,h,i) \ + /* L3 = b */ \ + "movl %" #b ", " L4 "\n\t" \ + /* L2 = f */ \ + "movl %" #f ", " L2 "\n\t" \ + /* h += w_k */ \ + "addl (" #i ")*4(" WK "), %" #h "\n\t" \ + /* L2 = f ^ g */ \ + "xorl %" #g ", " L2 "\n\t" \ + +#define RND_STEP_1_3(a,b,c,d,e,f,g,h,i) \ + /* L1 = (e>>>14) ^ e */ \ + "xorl %" #e ", " L1 "\n\t" \ + /* L2 = (f ^ g) & e */ \ + "andl %" #e ", " L2 "\n\t" \ + +#define RND_STEP_1_4(a,b,c,d,e,f,g,h,i) \ + /* L1 = ((e>>>14) ^ e) >>> 5 */ \ + "rorl $5, " L1 "\n\t" \ + /* L2 = Ch(e,f,g) */ \ + "xorl %" #g ", " L2 "\n\t" \ + /* L1 = (((e>>>14) ^ e) >>> 5) ^ e */ \ + "xorl %" #e ", " L1 "\n\t" \ + /* h += Ch(e,f,g) */ \ + "addl " L2 ", %" #h "\n\t" \ + +#define RND_STEP_1_5(a,b,c,d,e,f,g,h,i) \ + /* L1 = ((((e>>>14) ^ e) >>> 5) ^ e) >>> 6 */ \ + "rorl $6, " L1 "\n\t" \ + /* L4 = a ^ b (= b ^ c of next RND) */ \ + "xorl %" #a ", " L4 "\n\t" \ + /* h = h + w_k + Sigma1(e) */ \ + "addl " L1 ", %" #h "\n\t" \ + /* L2 = a */ \ + "movl %" #a ", " L2 "\n\t" \ + +#define RND_STEP_1_6(a,b,c,d,e,f,g,h,i) \ + /* L3 = (a ^ b) & (b ^ c) */ \ + "andl " L4 ", " L3 "\n\t" \ + /* L2 = a>>>9 */ \ + "rorl $9, " L2 "\n\t" \ + /* L2 = (a>>>9) ^ a */ \ + "xorl %" #a ", " L2 "\n\t" \ + /* L1 = Maj(a,b,c) */ \ + "xorl %" #b ", " L3 "\n\t" \ + +#define RND_STEP_1_7(a,b,c,d,e,f,g,h,i) \ + /* L2 = ((a>>>9) ^ a) >>> 11 */ \ + "rorl $11, " L2 "\n\t" \ + /* d += h + w_k + Sigma1(e) + Ch(e,f,g) */ \ + "addl %" #h ", %" #d "\n\t" \ + /* L2 = (((a>>>9) ^ a) >>> 11) ^ a */ \ + "xorl %" #a ", " L2 "\n\t" \ + /* h = h + w_k + Sigma1(e) + Ch(e,f,g) + Maj(a,b,c) */ \ + "addl " L3 ", %" #h "\n\t" \ + +#define RND_STEP_1_8(a,b,c,d,e,f,g,h,i) \ + /* L2 = ((((a>>>9) ^ a) >>> 11) ^ a) >>> 2 */ \ + "rorl $2, " L2 "\n\t" \ + /* L1 = d (e of next RND) */ \ + "movl %" #d ", " L1 "\n\t" \ + /* h = h + w_k + Sigma1(e) Sigma0(a) + Ch(e,f,g) + Maj(a,b,c) */ \ + "addl " L2 ", %" #h "\n\t" \ + +#define _RND_ALL_0(a,b,c,d,e,f,g,h,i) \ + /* h += w_k */ \ + "addl (" #i ")*4(" WK "), %" #h "\n\t" \ + /* L2 = f */ \ + "movl %" #f ", " L2 "\n\t" \ + /* L3 = b */ \ + "movl %" #b ", " L3 "\n\t" \ + /* L2 = f ^ g */ \ + "xorl %" #g ", " L2 "\n\t" \ + /* L1 = e>>>14 */ \ + "rorl $14, " L1 "\n\t" \ + /* L2 = (f ^ g) & e */ \ + "andl %" #e ", " L2 "\n\t" \ + /* L1 = (e>>>14) ^ e */ \ + "xorl %" #e ", " L1 "\n\t" \ + /* L2 = Ch(e,f,g) */ \ + "xorl %" #g ", " L2 "\n\t" \ + /* L1 = ((e>>>14) ^ e) >>> 5 */ \ + "rorl $5, " L1 "\n\t" \ + /* h += Ch(e,f,g) */ \ + "addl " L2 ", %" #h "\n\t" \ + /* L1 = (((e>>>14) ^ e) >>> 5) ^ e */ \ + "xorl %" #e ", " L1 "\n\t" \ + /* L3 = a ^ b */ \ + "xorl %" #a ", " L3 "\n\t" \ + /* L1 = ((((e>>>14) ^ e) >>> 5) ^ e) >>> 6 */ \ + "rorl $6, " L1 "\n\t" \ + /* L2 = a */ \ + "movl %" #a ", " L2 "\n\t" \ + /* h = h + w_k + Sigma1(e) */ \ + "addl " L1 ", %" #h "\n\t" \ + /* L2 = a>>>9 */ \ + "rorl $9, " L2 "\n\t" \ + /* L3 = (a ^ b) & (b ^ c) */ \ + "andl " L3 ", " L4 "\n\t" \ + /* L2 = (a>>>9) ^ a */ \ + "xorl %" #a ", " L2 "\n\t" \ + /* L1 = Maj(a,b,c) */ \ + "xorl %" #b ", " L4 "\n\t" \ + /* L2 = ((a>>>9) ^ a) >>> 11 */ \ + "rorl $11, " L2 "\n\t" \ + /* d += h + w_k + Sigma1(e) + Ch(e,f,g) */ \ + "addl %" #h ", %" #d "\n\t" \ + /* L2 = (((a>>>9) ^ a) >>> 11) ^ a */ \ + "xorl %" #a ", " L2 "\n\t" \ + /* h = h + w_k + Sigma1(e) + Ch(e,f,g) + Maj(a,b,c) */ \ + "addl " L4 ", %" #h "\n\t" \ + /* L2 = ((((a>>>9) ^ a) >>> 11) ^ a) >>> 2 */ \ + "rorl $2, " L2 "\n\t" \ + /* L1 = d (e of next RND) */ \ + "movl %" #d ", " L1 "\n\t" \ + /* h = h + w_k + Sigma1(e) Sigma0(a) + Ch(e,f,g) + Maj(a,b,c) */ \ + "addl " L2 ", %" #h "\n\t" \ + +#define _RND_ALL_1(a,b,c,d,e,f,g,h,i) \ + /* h += w_k */ \ + "addl (" #i ")*4(" WK "), %" #h "\n\t" \ + /* L2 = f */ \ + "movl %" #f ", " L2 "\n\t" \ + /* L3 = b */ \ + "movl %" #b ", " L4 "\n\t" \ + /* L2 = f ^ g */ \ + "xorl %" #g ", " L2 "\n\t" \ + /* L1 = e>>>14 */ \ + "rorl $14, " L1 "\n\t" \ + /* L2 = (f ^ g) & e */ \ + "andl %" #e ", " L2 "\n\t" \ + /* L1 = (e>>>14) ^ e */ \ + "xorl %" #e ", " L1 "\n\t" \ + /* L2 = Ch(e,f,g) */ \ + "xorl %" #g ", " L2 "\n\t" \ + /* L1 = ((e>>>14) ^ e) >>> 5 */ \ + "rorl $5, " L1 "\n\t" \ + /* h += Ch(e,f,g) */ \ + "addl " L2 ", %" #h "\n\t" \ + /* L1 = (((e>>>14) ^ e) >>> 5) ^ e */ \ + "xorl %" #e ", " L1 "\n\t" \ + /* L3 = a ^ b */ \ + "xorl %" #a ", " L4 "\n\t" \ + /* L1 = ((((e>>>14) ^ e) >>> 5) ^ e) >>> 6 */ \ + "rorl $6, " L1 "\n\t" \ + /* L2 = a */ \ + "movl %" #a ", " L2 "\n\t" \ + /* h = h + w_k + Sigma1(e) */ \ + "addl " L1 ", %" #h "\n\t" \ + /* L2 = a>>>9 */ \ + "rorl $9, " L2 "\n\t" \ + /* L3 = (a ^ b) & (b ^ c) */ \ + "andl " L4 ", " L3 "\n\t" \ + /* L2 = (a>>>9) ^ a */ \ + "xorl %" #a", " L2 "\n\t" \ + /* L1 = Maj(a,b,c) */ \ + "xorl %" #b ", " L3 "\n\t" \ + /* L2 = ((a>>>9) ^ a) >>> 11 */ \ + "rorl $11, " L2 "\n\t" \ + /* d += h + w_k + Sigma1(e) + Ch(e,f,g) */ \ + "addl %" #h ", %" #d "\n\t" \ + /* L2 = (((a>>>9) ^ a) >>> 11) ^ a */ \ + "xorl %" #a ", " L2 "\n\t" \ + /* h = h + w_k + Sigma1(e) + Ch(e,f,g) + Maj(a,b,c) */ \ + "addl " L3 ", %" #h "\n\t" \ + /* L2 = ((((a>>>9) ^ a) >>> 11) ^ a) >>> 2 */ \ + "rorl $2, " L2 "\n\t" \ + /* L1 = d (e of next RND) */ \ + "movl %" #d ", " L1 "\n\t" \ + /* h = h + w_k + Sigma1(e) Sigma0(a) + Ch(e,f,g) + Maj(a,b,c) */ \ + "addl " L2 ", %" #h "\n\t" \ + + +#define RND_ALL_0(a, b, c, d, e, f, g, h, i) \ + _RND_ALL_0(a, b, c, d, e, f, g, h, i) +#define RND_ALL_1(a, b, c, d, e, f, g, h, i) \ + _RND_ALL_1(a, b, c, d, e, f, g, h, i) + +#define RND_ALL_4(a, b, c, d, e, f, g, h, i) \ + RND_ALL_0(a, b, c, d, e, f, g, h, i+0) \ + RND_ALL_1(h, a, b, c, d, e, f, g, i+1) \ + RND_ALL_0(g, h, a, b, c, d, e, f, i+2) \ + RND_ALL_1(f, g, h, a, b, c, d, e, i+3) + +#endif /* defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2) */ + +#if defined(HAVE_INTEL_AVX1) /* inline Assember for Intel AVX1 instructions */ + +#define _VPALIGNR(op1, op2, op3, op4) \ + "vpalignr $" #op4", %" #op3", %" #op2", %" #op1"\n\t" +#define VPALIGNR(op1, op2, op3, op4) \ + _VPALIGNR(op1, op2, op3, op4) +#define _VPADDD(op1, op2, op3) \ + "vpaddd %" #op3", %" #op2", %" #op1"\n\t" +#define VPADDD(op1, op2, op3) \ + _VPADDD(op1, op2, op3) +#define _VPSRLD(op1, op2, op3) \ + "vpsrld $" #op3", %" #op2", %" #op1"\n\t" +#define VPSRLD(op1, op2, op3) \ + _VPSRLD(op1, op2, op3) +#define _VPSRLQ(op1, op2, op3) \ + "vpsrlq $" #op3", %" #op2", %" #op1"\n\t" +#define VPSRLQ(op1,op2,op3) \ + _VPSRLQ(op1,op2,op3) +#define _VPSLLD(op1,op2,op3) \ + "vpslld $" #op3", %" #op2", %" #op1"\n\t" +#define VPSLLD(op1,op2,op3) \ + _VPSLLD(op1,op2,op3) +#define _VPOR(op1,op2,op3) \ + "vpor %" #op3", %" #op2", %" #op1"\n\t" +#define VPOR(op1,op2,op3) \ + _VPOR(op1,op2,op3) +#define _VPXOR(op1,op2,op3) \ + "vpxor %" #op3", %" #op2", %" #op1"\n\t" +#define VPXOR(op1,op2,op3) \ + _VPXOR(op1,op2,op3) +#define _VPSHUFD(op1,op2,op3) \ + "vpshufd $" #op3", %" #op2", %" #op1"\n\t" +#define VPSHUFD(op1,op2,op3) \ + _VPSHUFD(op1,op2,op3) +#define _VPSHUFB(op1,op2,op3) \ + "vpshufb %" #op3", %" #op2", %" #op1"\n\t" +#define VPSHUFB(op1,op2,op3) \ + _VPSHUFB(op1,op2,op3) +#define _VPSLLDQ(op1,op2,op3) \ + "vpslldq $" #op3", %" #op2", %" #op1"\n\t" +#define VPSLLDQ(op1,op2,op3) \ + _VPSLLDQ(op1,op2,op3) + +#define MsgSched(X0,X1,X2,X3,a,b,c,d,e,f,g,h,_i) \ + RND_STEP_0_1(a,b,c,d,e,f,g,h,_i) \ + VPALIGNR (XTMP1, X1, X0, 4) /* XTMP1 = W[-15] */ \ + VPALIGNR (XTMP0, X3, X2, 4) /* XTMP0 = W[-7] */ \ + RND_STEP_0_2(a,b,c,d,e,f,g,h,_i) \ + RND_STEP_0_3(a,b,c,d,e,f,g,h,_i) \ + VPSRLD (XTMP2, XTMP1, 7) /* XTMP2 = W[-15] >> 7 */ \ + VPSLLD (XTMP3, XTMP1, 25) /* XTEMP3 = W[-15] << (32-7) */ \ + RND_STEP_0_4(a,b,c,d,e,f,g,h,_i) \ + RND_STEP_0_5(a,b,c,d,e,f,g,h,_i) \ + VPSRLD (XTMP4, XTMP1, 18) /* XTEMP4 = W[-15] >> 18 */ \ + VPSLLD (XTMP5, XTMP1, 14) /* XTEMP5 = W[-15] << (32-18) */ \ + RND_STEP_0_6(a,b,c,d,e,f,g,h,_i) \ + RND_STEP_0_7(a,b,c,d,e,f,g,h,_i) \ + VPOR (XTMP2, XTMP3, XTMP2) /* XTMP2 = W[-15] >>> 7 */ \ + VPOR (XTMP4, XTMP5, XTMP4) /* XTMP4 = W[-15] >>> 18 */ \ + RND_STEP_0_8(a,b,c,d,e,f,g,h,_i) \ + RND_STEP_1_1(h,a,b,c,d,e,f,g,_i+1) \ + RND_STEP_1_2(h,a,b,c,d,e,f,g,_i+1) \ + VPSRLD (XTMP5, XTMP1, 3) /* XTMP4 = W[-15] >> 3 */ \ + VPXOR (XTMP2, XTMP4, XTMP2) \ + /* XTMP2 = W[-15] MY_ROR 7 ^ W[-15] MY_ROR 18 */ \ + RND_STEP_1_3(h,a,b,c,d,e,f,g,_i+1) \ + RND_STEP_1_4(h,a,b,c,d,e,f,g,_i+1) \ + VPXOR (XTMP1, XTMP5, XTMP2) /* XTMP1 = s0 */ \ + VPSHUFD (XTMP2, X3, 0b11111010) /* XTMP2 = W[-2] {BBAA}*/ \ + RND_STEP_1_5(h,a,b,c,d,e,f,g,_i+1) \ + RND_STEP_1_6(h,a,b,c,d,e,f,g,_i+1) \ + VPSRLD (XTMP4, XTMP2, 10) /* XTMP4 = W[-2] >> 10 {BBAA} */ \ + VPSRLQ (XTMP3, XTMP2, 19) /* XTMP3 = W[-2] MY_ROR 19 {xBxA} */ \ + RND_STEP_1_7(h,a,b,c,d,e,f,g,_i+1) \ + RND_STEP_1_8(h,a,b,c,d,e,f,g,_i+1) \ + RND_STEP_0_1(g,h,a,b,c,d,e,f,_i+2) \ + VPSRLQ (XTMP2, XTMP2, 17) /* XTMP2 = W[-2] MY_ROR 17 {xBxA} */ \ + VPADDD (XTMP0, XTMP0, X0) \ + RND_STEP_0_2(g,h,a,b,c,d,e,f,_i+2) \ + RND_STEP_0_3(g,h,a,b,c,d,e,f,_i+2) \ + RND_STEP_0_4(g,h,a,b,c,d,e,f,_i+2) \ + VPXOR (XTMP2, XTMP3, XTMP2) \ + VPADDD (XTMP0, XTMP0, XTMP1) /* XTMP0 = W[-16] + W[-7] + s0 */ \ + RND_STEP_0_5(g,h,a,b,c,d,e,f,_i+2) \ + VPXOR (XTMP4, XTMP4, XTMP2) /* XTMP4 = s1 {xBxA} */ \ + RND_STEP_0_6(g,h,a,b,c,d,e,f,_i+2) \ + VPSHUFB (XTMP4, XTMP4, SHUF_00BA) /* XTMP4 = s1 {00BA} */ \ + RND_STEP_0_7(g,h,a,b,c,d,e,f,_i+2) \ + VPADDD (XTMP0, XTMP0, XTMP4) /* XTMP0 = {..., ..., W[1], W[0]} */ \ + RND_STEP_0_8(g,h,a,b,c,d,e,f,_i+2) \ + RND_STEP_1_1(f,g,h,a,b,c,d,e,_i+3) \ + VPSHUFD (XTMP2, XTMP0, 0b01010000) /* XTMP2 = W[-2] {DDCC} */ \ + RND_STEP_1_2(f,g,h,a,b,c,d,e,_i+3) \ + VPSRLQ (XTMP4, XTMP2, 17) /* XTMP4 = W[-2] MY_ROR 17 {xDxC} */ \ + VPSRLQ (XTMP3, XTMP2, 19) /* XTMP3 = W[-2] MY_ROR 19 {xDxC} */ \ + RND_STEP_1_3(f,g,h,a,b,c,d,e,_i+3) \ + RND_STEP_1_4(f,g,h,a,b,c,d,e,_i+3) \ + VPSRLD (XTMP5, XTMP2, 10) /* XTMP5 = W[-2] >> 10 {DDCC} */ \ + VPXOR (XTMP4, XTMP3, XTMP4) \ + RND_STEP_1_5(f,g,h,a,b,c,d,e,_i+3) \ + RND_STEP_1_6(f,g,h,a,b,c,d,e,_i+3) \ + VPXOR (XTMP5, XTMP4, XTMP5) /* XTMP5 = s1 {xDxC} */ \ + RND_STEP_1_7(f,g,h,a,b,c,d,e,_i+3) \ + VPSHUFB (XTMP5, XTMP5, SHUF_DC00) /* XTMP5 = s1 {DC00} */ \ + RND_STEP_1_8(f,g,h,a,b,c,d,e,_i+3) \ + VPADDD (X0, XTMP5, XTMP0) /* X0 = {W[3], W[2], W[1], W[0]} */ + +#if defined(HAVE_INTEL_RORX) + +#define MsgSched_RORX(X0,X1,X2,X3,a,b,c,d,e,f,g,h,_i) \ + RND_STEP_RORX_0_1(a,b,c,d,e,f,g,h,_i) \ + VPALIGNR (XTMP0, X3, X2, 4) \ + VPALIGNR (XTMP1, X1, X0, 4) /* XTMP1 = W[-15] */ \ + RND_STEP_RORX_0_2(a,b,c,d,e,f,g,h,_i) \ + RND_STEP_RORX_0_3(a,b,c,d,e,f,g,h,_i) \ + VPSRLD (XTMP2, XTMP1, 7) \ + VPSLLD (XTMP3, XTMP1, 25) /* VPSLLD (XTMP3, XTMP1, (32-7)) */ \ + RND_STEP_RORX_0_4(a,b,c,d,e,f,g,h,_i) \ + RND_STEP_RORX_0_5(a,b,c,d,e,f,g,h,_i) \ + VPSRLD (XTMP4, XTMP1, 3) /* XTMP4 = W[-15] >> 3 */ \ + VPOR (XTMP3, XTMP3, XTMP2) /* XTMP1 = W[-15] MY_ROR 7 */ \ + RND_STEP_RORX_0_6(a,b,c,d,e,f,g,h,_i) \ + RND_STEP_RORX_0_7(a,b,c,d,e,f,g,h,_i) \ + RND_STEP_RORX_0_8(a,b,c,d,e,f,g,h,_i) \ + \ + RND_STEP_RORX_1_1(h,a,b,c,d,e,f,g,_i+1) \ + VPSRLD (XTMP2, XTMP1,18) \ + RND_STEP_RORX_1_2(h,a,b,c,d,e,f,g,_i+1) \ + VPSLLD (XTMP1, XTMP1, 14) /* VPSLLD (XTMP1, XTMP1, (32-18)) */ \ + RND_STEP_RORX_1_3(h,a,b,c,d,e,f,g,_i+1) \ + VPXOR (XTMP3, XTMP3, XTMP1) \ + RND_STEP_RORX_1_4(h,a,b,c,d,e,f,g,_i+1) \ + VPXOR (XTMP3, XTMP3, XTMP2) \ + /* XTMP1 = W[-15] MY_ROR 7 ^ W[-15] MY_ROR 18 */ \ + RND_STEP_RORX_1_5(h,a,b,c,d,e,f,g,_i+1) \ + VPSHUFD (XTMP2, X3, 0b11111010) /* XTMP2 = W[-2] {BBAA}*/ \ + RND_STEP_RORX_1_6(h,a,b,c,d,e,f,g,_i+1) \ + VPXOR (XTMP1, XTMP3, XTMP4) /* XTMP1 = s0 */ \ + RND_STEP_RORX_1_7(h,a,b,c,d,e,f,g,_i+1) \ + VPSRLD (XTMP4, XTMP2, 10) /* XTMP4 = W[-2] >> 10 {BBAA} */ \ + RND_STEP_RORX_1_8(h,a,b,c,d,e,f,g,_i+1) \ + \ + RND_STEP_RORX_0_1(g,h,a,b,c,d,e,f,_i+2) \ + VPSRLQ (XTMP3, XTMP2, 19) /* XTMP3 = W[-2] MY_ROR 19 {xBxA} */ \ + RND_STEP_RORX_0_2(g,h,a,b,c,d,e,f,_i+2) \ + VPSRLQ (XTMP2, XTMP2, 17) /* XTMP2 = W[-2] MY_ROR 17 {xBxA} */ \ + VPADDD (XTMP0, XTMP0, X0) \ + RND_STEP_RORX_0_3(g,h,a,b,c,d,e,f,_i+2) \ + VPADDD (XTMP0, XTMP0, XTMP1) /* XTMP0 = W[-16] + W[-7] + s0 */ \ + RND_STEP_RORX_0_4(g,h,a,b,c,d,e,f,_i+2) \ + VPXOR (XTMP2, XTMP2, XTMP3) \ + RND_STEP_RORX_0_5(g,h,a,b,c,d,e,f,_i+2) \ + VPXOR (XTMP4, XTMP4, XTMP2) /* XTMP4 = s1 {xBxA} */ \ + RND_STEP_RORX_0_6(g,h,a,b,c,d,e,f,_i+2) \ + VPSHUFB (XTMP4, XTMP4, SHUF_00BA) /* XTMP4 = s1 {00BA} */ \ + RND_STEP_RORX_0_7(g,h,a,b,c,d,e,f,_i+2) \ + VPADDD (XTMP0, XTMP0, XTMP4) /* XTMP0 = {..., ..., W[1], W[0]} */ \ + RND_STEP_RORX_0_8(g,h,a,b,c,d,e,f,_i+2) \ + \ + RND_STEP_RORX_1_1(f,g,h,a,b,c,d,e,_i+3) \ + VPSHUFD (XTMP2, XTMP0, 0b01010000) /* XTMP2 = W[-2] {DDCC} */ \ + RND_STEP_RORX_1_2(f,g,h,a,b,c,d,e,_i+3) \ + VPSRLD (XTMP5, XTMP2, 10) /* XTMP5 = W[-2] >> 10 {DDCC} */ \ + RND_STEP_RORX_1_3(f,g,h,a,b,c,d,e,_i+3) \ + VPSRLQ (XTMP3, XTMP2, 19) /* XTMP3 = W[-2] MY_ROR 19 {xDxC} */ \ + RND_STEP_RORX_1_4(f,g,h,a,b,c,d,e,_i+3) \ + VPSRLQ (XTMP2, XTMP2, 17) /* XTMP2 = W[-2] MY_ROR 17 {xDxC} */ \ + RND_STEP_RORX_1_5(f,g,h,a,b,c,d,e,_i+3) \ + VPXOR (XTMP2, XTMP2, XTMP3) \ + RND_STEP_RORX_1_6(f,g,h,a,b,c,d,e,_i+3) \ + VPXOR (XTMP5, XTMP5, XTMP2) /* XTMP5 = s1 {xDxC} */ \ + RND_STEP_RORX_1_7(f,g,h,a,b,c,d,e,_i+3) \ + VPSHUFB (XTMP5, XTMP5, SHUF_DC00) /* XTMP5 = s1 {DC00} */ \ + RND_STEP_RORX_1_8(f,g,h,a,b,c,d,e,_i+3) \ + VPADDD (X0, XTMP5, XTMP0) /* X0 = {W[3], W[2], W[1], W[0]} */ + +#endif /* HAVE_INTEL_RORX */ + + +#define _W_K_from_buff(X0, X1, X2, X3, BYTE_FLIP_MASK) \ + "# X0, X1, X2, X3 = W[0..15]\n\t" \ + "vmovdqu (%%rax), %" #X0 "\n\t" \ + "vmovdqu 16(%%rax), %" #X1 "\n\t" \ + VPSHUFB(X0, X0, BYTE_FLIP_MASK) \ + VPSHUFB(X1, X1, BYTE_FLIP_MASK) \ + "vmovdqu 32(%%rax), %" #X2 "\n\t" \ + "vmovdqu 48(%%rax), %" #X3 "\n\t" \ + VPSHUFB(X2, X2, BYTE_FLIP_MASK) \ + VPSHUFB(X3, X3, BYTE_FLIP_MASK) + +#define W_K_from_buff(X0, X1, X2, X3, BYTE_FLIP_MASK) \ + _W_K_from_buff(X0, X1, X2, X3, BYTE_FLIP_MASK) + + +#define _SET_W_K_XFER_4(i) \ + "vpaddd (" #i "*4)+ 0+%[K], %%xmm0, %%xmm4\n\t" \ + "vpaddd (" #i "*4)+16+%[K], %%xmm1, %%xmm5\n\t" \ + "vmovdqu %%xmm4, (" WK ")\n\t" \ + "vmovdqu %%xmm5, 16(" WK ")\n\t" \ + "vpaddd (" #i "*4)+32+%[K], %%xmm2, %%xmm6\n\t" \ + "vpaddd (" #i "*4)+48+%[K], %%xmm3, %%xmm7\n\t" \ + "vmovdqu %%xmm6, 32(" WK ")\n\t" \ + "vmovdqu %%xmm7, 48(" WK ")\n\t" + +#define SET_W_K_XFER_4(i) \ + _SET_W_K_XFER_4(i) + + +static const ALIGN32 word64 mSHUF_00BA[] = + { 0x0b0a090803020100, 0xFFFFFFFFFFFFFFFF }; /* shuffle xBxA -> 00BA */ +static const ALIGN32 word64 mSHUF_DC00[] = + { 0xFFFFFFFFFFFFFFFF, 0x0b0a090803020100 }; /* shuffle xDxC -> DC00 */ +static const ALIGN32 word64 mBYTE_FLIP_MASK[] = + { 0x0405060700010203, 0x0c0d0e0f08090a0b }; + +#define _Init_Masks(mask1, mask2, mask3) \ + "vmovdqa %[FLIP], %" #mask1 "\n\t" \ + "vmovdqa %[SHUF00BA], %" #mask2 "\n\t" \ + "vmovdqa %[SHUFDC00], %" #mask3 "\n\t" + +#define Init_Masks(BYTE_FLIP_MASK, SHUF_00BA, SHUF_DC00) \ + _Init_Masks(BYTE_FLIP_MASK, SHUF_00BA, SHUF_DC00) + +#define X0 %xmm0 +#define X1 %xmm1 +#define X2 %xmm2 +#define X3 %xmm3 + +#define XTMP0 %xmm4 +#define XTMP1 %xmm5 +#define XTMP2 %xmm6 +#define XTMP3 %xmm7 +#define XTMP4 %xmm8 +#define XTMP5 %xmm9 +#define XFER %xmm10 + +#define SHUF_00BA %xmm11 /* shuffle xBxA -> 00BA */ +#define SHUF_DC00 %xmm12 /* shuffle xDxC -> DC00 */ +#define BYTE_FLIP_MASK %xmm13 + + +SHA256_NOINLINE static int Transform_Sha256_AVX1(wc_Sha256* sha256) +{ + __asm__ __volatile__ ( + + "subq $64, %%rsp\n\t" + + "leaq 32(%[sha256]), %%rax\n\t" + Init_Masks(BYTE_FLIP_MASK, SHUF_00BA, SHUF_DC00) + LOAD_DIGEST() + + W_K_from_buff(X0, X1, X2, X3, BYTE_FLIP_MASK) + + "movl %%r9d, " L4 "\n\t" + "movl %%r12d, " L1 "\n\t" + "xorl %%r10d, " L4 "\n\t" + + SET_W_K_XFER_4(0) + MsgSched(X0, X1, X2, X3, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 0) + MsgSched(X1, X2, X3, X0, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 4) + MsgSched(X2, X3, X0, X1, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 8) + MsgSched(X3, X0, X1, X2, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 12) + + SET_W_K_XFER_4(16) + MsgSched(X0, X1, X2, X3, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 0) + MsgSched(X1, X2, X3, X0, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 4) + MsgSched(X2, X3, X0, X1, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 8) + MsgSched(X3, X0, X1, X2, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 12) + + SET_W_K_XFER_4(32) + MsgSched(X0, X1, X2, X3, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 0) + MsgSched(X1, X2, X3, X0, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 4) + MsgSched(X2, X3, X0, X1, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 8) + MsgSched(X3, X0, X1, X2, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 12) + + SET_W_K_XFER_4(48) + RND_ALL_4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 0) + RND_ALL_4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 4) + RND_ALL_4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 8) + RND_ALL_4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 12) + + STORE_ADD_DIGEST() + + "addq $64, %%rsp\n\t" + + : + : [FLIP] "m" (mBYTE_FLIP_MASK[0]), + [SHUF00BA] "m" (mSHUF_00BA[0]), + [SHUFDC00] "m" (mSHUF_DC00[0]), + [sha256] "r" (sha256), + [K] "m" (K) + : WORK_REGS, STATE_REGS, XMM_REGS, "memory" + ); + + return 0; +} + +SHA256_NOINLINE static int Transform_Sha256_AVX1_Len(wc_Sha256* sha256, + word32 len) +{ + __asm__ __volatile__ ( + + "subq $64, %%rsp\n\t" + "movq 120(%[sha256]), %%rax\n\t" + + Init_Masks(BYTE_FLIP_MASK, SHUF_00BA, SHUF_DC00) + LOAD_DIGEST() + + "# Start of loop processing a block\n" + "1:\n\t" + + W_K_from_buff(X0, X1, X2, X3, BYTE_FLIP_MASK) + + "movl %%r9d, " L4 "\n\t" + "movl %%r12d, " L1 "\n\t" + "xorl %%r10d, " L4 "\n\t" + + SET_W_K_XFER_4(0) + MsgSched(X0, X1, X2, X3, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 0) + MsgSched(X1, X2, X3, X0, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 4) + MsgSched(X2, X3, X0, X1, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 8) + MsgSched(X3, X0, X1, X2, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 12) + + SET_W_K_XFER_4(16) + MsgSched(X0, X1, X2, X3, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 0) + MsgSched(X1, X2, X3, X0, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 4) + MsgSched(X2, X3, X0, X1, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 8) + MsgSched(X3, X0, X1, X2, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 12) + + SET_W_K_XFER_4(32) + MsgSched(X0, X1, X2, X3, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 0) + MsgSched(X1, X2, X3, X0, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 4) + MsgSched(X2, X3, X0, X1, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 8) + MsgSched(X3, X0, X1, X2, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 12) + + SET_W_K_XFER_4(48) + RND_ALL_4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 0) + RND_ALL_4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 4) + RND_ALL_4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 8) + RND_ALL_4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 12) + "movq 120(%[sha256]), %%rax\n\t" + + ADD_DIGEST() + + "addq $64, %%rax\n\t" + "subl $64, %[len]\n\t" + + STORE_DIGEST() + + "movq %%rax, 120(%[sha256])\n\t" + "jnz 1b\n\t" + + "addq $64, %%rsp\n\t" + + : + : [FLIP] "m" (mBYTE_FLIP_MASK[0]), + [SHUF00BA] "m" (mSHUF_00BA[0]), + [SHUFDC00] "m" (mSHUF_DC00[0]), + [sha256] "r" (sha256), + [len] "r" (len), + [K] "m" (K) + : WORK_REGS, STATE_REGS, XMM_REGS, "memory" + ); + + return 0; +} +#endif /* HAVE_INTEL_AVX1 */ + +#if defined(HAVE_INTEL_AVX2) && defined(HAVE_INTEL_RORX) +SHA256_NOINLINE static int Transform_Sha256_AVX1_RORX(wc_Sha256* sha256) +{ + __asm__ __volatile__ ( + + "subq $64, %%rsp\n\t" + + Init_Masks(BYTE_FLIP_MASK, SHUF_00BA, SHUF_DC00) + "leaq 32(%[sha256]), %%rax\n\t" + W_K_from_buff(X0, X1, X2, X3, BYTE_FLIP_MASK) + + LOAD_DIGEST() + + SET_W_K_XFER_4(0) + "movl %%r9d, " L4 "\n\t" + "rorx $6, %%r12d, " L1 "\n\t" + "xorl %%r10d, " L4 "\n\t" + MsgSched_RORX(X0, X1, X2, X3, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 0) + MsgSched_RORX(X1, X2, X3, X0, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 4) + MsgSched_RORX(X2, X3, X0, X1, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 8) + MsgSched_RORX(X3, X0, X1, X2, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 12) + + SET_W_K_XFER_4(16) + MsgSched_RORX(X0, X1, X2, X3, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 0) + MsgSched_RORX(X1, X2, X3, X0, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 4) + MsgSched_RORX(X2, X3, X0, X1, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 8) + MsgSched_RORX(X3, X0, X1, X2, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 12) + + SET_W_K_XFER_4(32) + MsgSched_RORX(X0, X1, X2, X3, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 0) + MsgSched_RORX(X1, X2, X3, X0, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 4) + MsgSched_RORX(X2, X3, X0, X1, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 8) + MsgSched_RORX(X3, X0, X1, X2, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 12) + + SET_W_K_XFER_4(48) + "xorl " L3 ", " L3 "\n\t" + RND_RORX_X4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 0) + RND_RORX_X4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 4) + RND_RORX_X4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 8) + RND_RORX_X4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 12) + /* Prev RND: h += Maj(a,b,c) */ + "addl " L3 ", %%r8d\n\t" + + STORE_ADD_DIGEST() + + "addq $64, %%rsp\n\t" + + : + : [FLIP] "m" (mBYTE_FLIP_MASK[0]), + [SHUF00BA] "m" (mSHUF_00BA[0]), + [SHUFDC00] "m" (mSHUF_DC00[0]), + [sha256] "r" (sha256), + [K] "m" (K) + : WORK_REGS, STATE_REGS, XMM_REGS, "memory" + ); + + return 0; +} + +SHA256_NOINLINE static int Transform_Sha256_AVX1_RORX_Len(wc_Sha256* sha256, + word32 len) +{ + __asm__ __volatile__ ( + + "subq $64, %%rsp\n\t" + "movq 120(%[sha256]), %%rax\n\t" + + Init_Masks(BYTE_FLIP_MASK, SHUF_00BA, SHUF_DC00) + LOAD_DIGEST() + + "# Start of loop processing a block\n" + "1:\n\t" + + W_K_from_buff(X0, X1, X2, X3, BYTE_FLIP_MASK) + + SET_W_K_XFER_4(0) + "movl %%r9d, " L4 "\n\t" + "rorx $6, %%r12d, " L1 "\n\t" + "xorl %%r10d, " L4 "\n\t" + MsgSched_RORX(X0, X1, X2, X3, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 0) + MsgSched_RORX(X1, X2, X3, X0, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 4) + MsgSched_RORX(X2, X3, X0, X1, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 8) + MsgSched_RORX(X3, X0, X1, X2, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 12) + + SET_W_K_XFER_4(16) + MsgSched_RORX(X0, X1, X2, X3, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 0) + MsgSched_RORX(X1, X2, X3, X0, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 4) + MsgSched_RORX(X2, X3, X0, X1, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 8) + MsgSched_RORX(X3, X0, X1, X2, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 12) + + SET_W_K_XFER_4(32) + MsgSched_RORX(X0, X1, X2, X3, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 0) + MsgSched_RORX(X1, X2, X3, X0, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 4) + MsgSched_RORX(X2, X3, X0, X1, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 8) + MsgSched_RORX(X3, X0, X1, X2, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 12) + + SET_W_K_XFER_4(48) + "xorl " L3 ", " L3 "\n\t" + "xorl " L2 ", " L2 "\n\t" + RND_RORX_X4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 0) + RND_RORX_X4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 4) + RND_RORX_X4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 8) + RND_RORX_X4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 12) + /* Prev RND: h += Maj(a,b,c) */ + "addl " L3 ", %%r8d\n\t" + "movq 120(%[sha256]), %%rax\n\t" + + ADD_DIGEST() + + "addq $64, %%rax\n\t" + "subl $64, %[len]\n\t" + + STORE_DIGEST() + + "movq %%rax, 120(%[sha256])\n\t" + "jnz 1b\n\t" + + "addq $64, %%rsp\n\t" + + : + : [FLIP] "m" (mBYTE_FLIP_MASK[0]), + [SHUF00BA] "m" (mSHUF_00BA[0]), + [SHUFDC00] "m" (mSHUF_DC00[0]), + [sha256] "r" (sha256), + [len] "r" (len), + [K] "m" (K) + : WORK_REGS, STATE_REGS, XMM_REGS, "memory" + ); + + return 0; +} +#endif /* HAVE_INTEL_AVX2 && HAVE_INTEL_RORX */ + + +#if defined(HAVE_INTEL_AVX2) +#define Y0 %ymm0 +#define Y1 %ymm1 +#define Y2 %ymm2 +#define Y3 %ymm3 + +#define YTMP0 %ymm4 +#define YTMP1 %ymm5 +#define YTMP2 %ymm6 +#define YTMP3 %ymm7 +#define YTMP4 %ymm8 +#define YTMP5 %ymm9 +#define YXFER %ymm10 + +#define SHUF_Y_00BA %ymm11 /* shuffle xBxA -> 00BA */ +#define SHUF_Y_DC00 %ymm12 /* shuffle xDxC -> DC00 */ +#define BYTE_FLIP_Y_MASK %ymm13 + +#define YMM_REGS "ymm0", "ymm1", "ymm2", "ymm3", "ymm4", "ymm5", "ymm6", \ + "ymm7", "ymm8", "ymm9", "ymm10", "ymm11", "ymm12", "ymm13" + +#define MsgSched_Y(Y0,Y1,Y2,Y3,a,b,c,d,e,f,g,h,_i) \ + RND_STEP_0_1(a,b,c,d,e,f,g,h,_i) \ + VPALIGNR (YTMP1, Y1, Y0, 4) /* YTMP1 = W[-15] */ \ + VPALIGNR (YTMP0, Y3, Y2, 4) /* YTMP0 = W[-7] */ \ + RND_STEP_0_2(a,b,c,d,e,f,g,h,_i) \ + RND_STEP_0_3(a,b,c,d,e,f,g,h,_i) \ + VPSRLD (YTMP2, YTMP1, 7) /* YTMP2 = W[-15] >> 7 */ \ + VPSLLD (YTMP3, YTMP1, 25) /* YTEMP3 = W[-15] << (32-7) */ \ + RND_STEP_0_4(a,b,c,d,e,f,g,h,_i) \ + RND_STEP_0_5(a,b,c,d,e,f,g,h,_i) \ + VPSRLD (YTMP4, YTMP1, 18) /* YTEMP4 = W[-15] >> 18 */ \ + VPSLLD (YTMP5, YTMP1, 14) /* YTEMP5 = W[-15] << (32-18) */ \ + RND_STEP_0_6(a,b,c,d,e,f,g,h,_i) \ + RND_STEP_0_7(a,b,c,d,e,f,g,h,_i) \ + VPOR (YTMP2, YTMP3, YTMP2) /* YTMP2 = W[-15] >>> 7 */ \ + VPOR (YTMP4, YTMP5, YTMP4) /* YTMP4 = W[-15] >>> 18 */ \ + RND_STEP_0_8(a,b,c,d,e,f,g,h,_i) \ + RND_STEP_1_1(h,a,b,c,d,e,f,g,_i+1) \ + RND_STEP_1_2(h,a,b,c,d,e,f,g,_i+1) \ + VPSRLD (YTMP5, YTMP1, 3) /* YTMP4 = W[-15] >> 3 */ \ + VPXOR (YTMP2, YTMP4, YTMP2) /* YTMP2 = W[-15] >>> 7 ^ W[-15] >>> 18 */ \ + RND_STEP_1_3(h,a,b,c,d,e,f,g,_i+1) \ + RND_STEP_1_4(h,a,b,c,d,e,f,g,_i+1) \ + VPXOR (YTMP1, YTMP5, YTMP2) /* YTMP1 = s0 */ \ + VPSHUFD (YTMP2, Y3, 0b11111010) /* YTMP2 = W[-2] {BBAA}*/ \ + RND_STEP_1_5(h,a,b,c,d,e,f,g,_i+1) \ + RND_STEP_1_6(h,a,b,c,d,e,f,g,_i+1) \ + VPSRLD (YTMP4, YTMP2, 10) /* YTMP4 = W[-2] >> 10 {BBAA} */ \ + VPSRLQ (YTMP3, YTMP2, 19) /* YTMP3 = W[-2] MY_ROR 19 {xBxA} */ \ + RND_STEP_1_7(h,a,b,c,d,e,f,g,_i+1) \ + RND_STEP_1_8(h,a,b,c,d,e,f,g,_i+1) \ + RND_STEP_0_1(g,h,a,b,c,d,e,f,_i+2) \ + VPSRLQ (YTMP2, YTMP2, 17) /* YTMP2 = W[-2] MY_ROR 17 {xBxA} */ \ + VPADDD (YTMP0, YTMP0, Y0) \ + RND_STEP_0_2(g,h,a,b,c,d,e,f,_i+2) \ + RND_STEP_0_3(g,h,a,b,c,d,e,f,_i+2) \ + RND_STEP_0_4(g,h,a,b,c,d,e,f,_i+2) \ + VPXOR (YTMP2, YTMP3, YTMP2) \ + VPADDD (YTMP0, YTMP0, YTMP1) /* YTMP0 = W[-16] + W[-7] + s0 */ \ + RND_STEP_0_5(g,h,a,b,c,d,e,f,_i+2) \ + VPXOR (YTMP4, YTMP4, YTMP2) /* YTMP4 = s1 {xBxA} */ \ + RND_STEP_0_6(g,h,a,b,c,d,e,f,_i+2) \ + VPSHUFB (YTMP4, YTMP4, SHUF_Y_00BA) /* YTMP4 = s1 {00BA} */ \ + RND_STEP_0_7(g,h,a,b,c,d,e,f,_i+2) \ + VPADDD (YTMP0, YTMP0, YTMP4) /* YTMP0 = {..., ..., W[1], W[0]} */ \ + RND_STEP_0_8(g,h,a,b,c,d,e,f,_i+2) \ + RND_STEP_1_1(f,g,h,a,b,c,d,e,_i+3) \ + VPSHUFD (YTMP2, YTMP0, 0b01010000) /* YTMP2 = W[-2] {DDCC} */ \ + RND_STEP_1_2(f,g,h,a,b,c,d,e,_i+3) \ + VPSRLQ (YTMP4, YTMP2, 17) /* YTMP4 = W[-2] MY_ROR 17 {xDxC} */ \ + VPSRLQ (YTMP3, YTMP2, 19) /* YTMP3 = W[-2] MY_ROR 19 {xDxC} */ \ + RND_STEP_1_3(f,g,h,a,b,c,d,e,_i+3) \ + RND_STEP_1_4(f,g,h,a,b,c,d,e,_i+3) \ + VPSRLD (YTMP5, YTMP2, 10) /* YTMP5 = W[-2] >> 10 {DDCC} */ \ + VPXOR (YTMP4, YTMP3, YTMP4) \ + RND_STEP_1_5(f,g,h,a,b,c,d,e,_i+3) \ + RND_STEP_1_6(f,g,h,a,b,c,d,e,_i+3) \ + VPXOR (YTMP5, YTMP4, YTMP5) /* YTMP5 = s1 {xDxC} */ \ + RND_STEP_1_7(f,g,h,a,b,c,d,e,_i+3) \ + VPSHUFB (YTMP5, YTMP5, SHUF_Y_DC00) /* YTMP5 = s1 {DC00} */ \ + RND_STEP_1_8(f,g,h,a,b,c,d,e,_i+3) \ + VPADDD (Y0, YTMP5, YTMP0) /* Y0 = {W[3], W[2], W[1], W[0]} */ + +#if defined(HAVE_INTEL_RORX) + +#define MsgSched_Y_RORX(Y0,Y1,Y2,Y3,a,b,c,d,e,f,g,h,_i) \ + RND_STEP_RORX_0_1(a,b,c,d,e,f,g,h,_i) \ + VPALIGNR (YTMP1, Y1, Y0, 4) /* YTMP1 = W[-15] */ \ + RND_STEP_RORX_0_2(a,b,c,d,e,f,g,h,_i) \ + VPALIGNR (YTMP0, Y3, Y2, 4) /* YTMP0 = W[-7] */ \ + RND_STEP_RORX_0_3(a,b,c,d,e,f,g,h,_i) \ + VPSRLD (YTMP2, YTMP1, 7) /* YTMP2 = W[-15] >> 7 */ \ + RND_STEP_RORX_0_4(a,b,c,d,e,f,g,h,_i) \ + VPSLLD (YTMP3, YTMP1, 25) /* YTEMP3 = W[-15] << (32-7) */ \ + RND_STEP_RORX_0_5(a,b,c,d,e,f,g,h,_i) \ + VPSRLD (YTMP4, YTMP1, 18) /* YTEMP4 = W[-15] >> 18 */ \ + RND_STEP_RORX_0_6(a,b,c,d,e,f,g,h,_i) \ + VPSLLD (YTMP5, YTMP1, 14) /* YTEMP5 = W[-15] << (32-18) */ \ + RND_STEP_RORX_0_7(a,b,c,d,e,f,g,h,_i) \ + VPOR (YTMP2, YTMP2, YTMP3) /* YTMP2 = W[-15] >>> 7 */ \ + RND_STEP_RORX_0_8(a,b,c,d,e,f,g,h,_i) \ + VPOR (YTMP4, YTMP4, YTMP5) /* YTMP4 = W[-15] >>> 18 */ \ + RND_STEP_RORX_1_1(h,a,b,c,d,e,f,g,_i+1) \ + VPSRLD (YTMP5, YTMP1, 3) /* YTMP4 = W[-15] >> 3 */ \ + RND_STEP_RORX_1_2(h,a,b,c,d,e,f,g,_i+1) \ + VPXOR (YTMP2, YTMP2, YTMP4) /* YTMP2 = W[-15] >>> 7 ^ W[-15] >>> 18 */ \ + RND_STEP_RORX_1_3(h,a,b,c,d,e,f,g,_i+1) \ + VPSHUFD (YTMP3, Y3, 0b11111010) /* YTMP2 = W[-2] {BBAA}*/ \ + RND_STEP_RORX_1_4(h,a,b,c,d,e,f,g,_i+1) \ + VPXOR (YTMP1, YTMP5, YTMP2) /* YTMP1 = s0 */ \ + RND_STEP_RORX_1_5(h,a,b,c,d,e,f,g,_i+1) \ + VPSRLD (YTMP4, YTMP3, 10) /* YTMP4 = W[-2] >> 10 {BBAA} */ \ + RND_STEP_RORX_1_6(h,a,b,c,d,e,f,g,_i+1) \ + VPSRLQ (YTMP2, YTMP3, 19) /* YTMP3 = W[-2] MY_ROR 19 {xBxA} */ \ + RND_STEP_RORX_1_7(h,a,b,c,d,e,f,g,_i+1) \ + VPSRLQ (YTMP3, YTMP3, 17) /* YTMP2 = W[-2] MY_ROR 17 {xBxA} */ \ + RND_STEP_RORX_1_8(h,a,b,c,d,e,f,g,_i+1) \ + VPADDD (YTMP0, YTMP0, Y0) \ + RND_STEP_RORX_0_1(g,h,a,b,c,d,e,f,_i+2) \ + VPXOR (YTMP2, YTMP2, YTMP3) \ + RND_STEP_RORX_0_2(g,h,a,b,c,d,e,f,_i+2) \ + VPXOR (YTMP4, YTMP4, YTMP2) /* YTMP4 = s1 {xBxA} */ \ + RND_STEP_RORX_0_3(g,h,a,b,c,d,e,f,_i+2) \ + VPADDD (YTMP0, YTMP0, YTMP1) /* YTMP0 = W[-16] + W[-7] + s0 */ \ + RND_STEP_RORX_0_4(g,h,a,b,c,d,e,f,_i+2) \ + VPSHUFB (YTMP4, YTMP4, SHUF_Y_00BA) /* YTMP4 = s1 {00BA} */ \ + RND_STEP_RORX_0_5(g,h,a,b,c,d,e,f,_i+2) \ + VPADDD (YTMP0, YTMP0, YTMP4) /* YTMP0 = {..., ..., W[1], W[0]} */ \ + RND_STEP_RORX_0_6(g,h,a,b,c,d,e,f,_i+2) \ + VPSHUFD (YTMP2, YTMP0, 0b01010000) /* YTMP2 = W[-2] {DDCC} */ \ + RND_STEP_RORX_0_7(g,h,a,b,c,d,e,f,_i+2) \ + RND_STEP_RORX_0_8(g,h,a,b,c,d,e,f,_i+2) \ + VPSRLQ (YTMP4, YTMP2, 17) /* YTMP4 = W[-2] MY_ROR 17 {xDxC} */ \ + RND_STEP_RORX_1_1(f,g,h,a,b,c,d,e,_i+3) \ + VPSRLQ (YTMP3, YTMP2, 19) /* YTMP3 = W[-2] MY_ROR 19 {xDxC} */ \ + RND_STEP_RORX_1_2(f,g,h,a,b,c,d,e,_i+3) \ + VPSRLD (YTMP5, YTMP2, 10) /* YTMP5 = W[-2] >> 10 {DDCC} */ \ + RND_STEP_RORX_1_3(f,g,h,a,b,c,d,e,_i+3) \ + VPXOR (YTMP4, YTMP4, YTMP3) \ + RND_STEP_RORX_1_4(f,g,h,a,b,c,d,e,_i+3) \ + VPXOR (YTMP5, YTMP5, YTMP4) /* YTMP5 = s1 {xDxC} */ \ + RND_STEP_RORX_1_5(f,g,h,a,b,c,d,e,_i+3) \ + RND_STEP_RORX_1_6(f,g,h,a,b,c,d,e,_i+3) \ + VPSHUFB (YTMP5, YTMP5, SHUF_Y_DC00) /* YTMP5 = s1 {DC00} */ \ + RND_STEP_RORX_1_7(f,g,h,a,b,c,d,e,_i+3) \ + RND_STEP_RORX_1_8(f,g,h,a,b,c,d,e,_i+3) \ + VPADDD (Y0, YTMP5, YTMP0) /* Y0 = {W[3], W[2], W[1], W[0]} */ \ + +#endif /* HAVE_INTEL_RORX */ + +#define _VINSERTI128(op1,op2,op3,op4) \ + "vinserti128 $" #op4 ", %" #op3 ", %" #op2 ", %" #op1 "\n\t" +#define VINSERTI128(op1,op2,op3,op4) \ + _VINSERTI128(op1,op2,op3,op4) + + +#define _LOAD_W_K_LOW(BYTE_FLIP_MASK, reg) \ + "# X0, X1, X2, X3 = W[0..15]\n\t" \ + "vmovdqu (%%" #reg "), %%xmm0\n\t" \ + "vmovdqu 16(%%" #reg "), %%xmm1\n\t" \ + VPSHUFB(X0, X0, BYTE_FLIP_MASK) \ + VPSHUFB(X1, X1, BYTE_FLIP_MASK) \ + "vmovdqu 32(%%" #reg "), %%xmm2\n\t" \ + "vmovdqu 48(%%" #reg "), %%xmm3\n\t" \ + VPSHUFB(X2, X2, BYTE_FLIP_MASK) \ + VPSHUFB(X3, X3, BYTE_FLIP_MASK) + +#define LOAD_W_K_LOW(BYTE_FLIP_MASK, reg) \ + _LOAD_W_K_LOW(BYTE_FLIP_MASK, reg) + + +#define _LOAD_W_K(BYTE_FLIP_Y_MASK, reg) \ + "# X0, X1, X2, X3 = W[0..15]\n\t" \ + "vmovdqu (%%" #reg "), %%xmm0\n\t" \ + "vmovdqu 16(%%" #reg "), %%xmm1\n\t" \ + "vmovdqu 64(%%" #reg "), %%xmm4\n\t" \ + "vmovdqu 80(%%" #reg "), %%xmm5\n\t" \ + VINSERTI128(Y0, Y0, XTMP0, 1) \ + VINSERTI128(Y1, Y1, XTMP1, 1) \ + VPSHUFB(Y0, Y0, BYTE_FLIP_Y_MASK) \ + VPSHUFB(Y1, Y1, BYTE_FLIP_Y_MASK) \ + "vmovdqu 32(%%" #reg "), %%xmm2\n\t" \ + "vmovdqu 48(%%" #reg "), %%xmm3\n\t" \ + "vmovdqu 96(%%" #reg "), %%xmm6\n\t" \ + "vmovdqu 112(%%" #reg "), %%xmm7\n\t" \ + VINSERTI128(Y2, Y2, XTMP2, 1) \ + VINSERTI128(Y3, Y3, XTMP3, 1) \ + VPSHUFB(Y2, Y2, BYTE_FLIP_Y_MASK) \ + VPSHUFB(Y3, Y3, BYTE_FLIP_Y_MASK) + +#define LOAD_W_K(BYTE_FLIP_Y_MASK, reg) \ + _LOAD_W_K(BYTE_FLIP_Y_MASK, reg) + + +#define _SET_W_Y_4(i) \ + "vpaddd (" #i "*8)+ 0+%[K], %%ymm0, %%ymm4\n\t" \ + "vpaddd (" #i "*8)+32+%[K], %%ymm1, %%ymm5\n\t" \ + "vmovdqu %%ymm4, (" #i "*8)+ 0(" WK ")\n\t" \ + "vmovdqu %%ymm5, (" #i "*8)+32(" WK ")\n\t" \ + "vpaddd (" #i "*8)+64+%[K], %%ymm2, %%ymm4\n\t" \ + "vpaddd (" #i "*8)+96+%[K], %%ymm3, %%ymm5\n\t" \ + "vmovdqu %%ymm4, (" #i "*8)+64(" WK ")\n\t" \ + "vmovdqu %%ymm5, (" #i "*8)+96(" WK ")\n\t" + +#define SET_W_Y_4(i) \ + _SET_W_Y_4(i) + + +static const ALIGN32 word64 mSHUF_Y_00BA[] = + { 0x0b0a090803020100, 0xFFFFFFFFFFFFFFFF, + 0x0b0a090803020100, 0xFFFFFFFFFFFFFFFF }; /* shuffle xBxA -> 00BA */ +static const ALIGN32 word64 mSHUF_Y_DC00[] = + { 0xFFFFFFFFFFFFFFFF, 0x0b0a090803020100, + 0xFFFFFFFFFFFFFFFF, 0x0b0a090803020100 }; /* shuffle xDxC -> DC00 */ +static const ALIGN32 word64 mBYTE_FLIP_Y_MASK[] = + { 0x0405060700010203, 0x0c0d0e0f08090a0b, + 0x0405060700010203, 0x0c0d0e0f08090a0b }; + +#define _INIT_MASKS_Y(BYTE_FLIP_MASK, SHUF_00BA, SHUF_DC00) \ + "vmovdqa %[FLIP], %" #BYTE_FLIP_MASK "\n\t" \ + "vmovdqa %[SHUF00BA], %" #SHUF_00BA "\n\t" \ + "vmovdqa %[SHUFDC00], %" #SHUF_DC00 "\n\t" + +#define INIT_MASKS_Y(BYTE_FLIP_MASK, SHUF_00BA, SHUF_DC00) \ + _INIT_MASKS_Y(BYTE_FLIP_MASK, SHUF_00BA, SHUF_DC00) + +static const ALIGN32 word32 K256[128] = { + 0x428A2F98L, 0x71374491L, 0xB5C0FBCFL, 0xE9B5DBA5L, + 0x428A2F98L, 0x71374491L, 0xB5C0FBCFL, 0xE9B5DBA5L, + 0x3956C25BL, 0x59F111F1L, 0x923F82A4L, 0xAB1C5ED5L, + 0x3956C25BL, 0x59F111F1L, 0x923F82A4L, 0xAB1C5ED5L, + 0xD807AA98L, 0x12835B01L, 0x243185BEL, 0x550C7DC3L, + 0xD807AA98L, 0x12835B01L, 0x243185BEL, 0x550C7DC3L, + 0x72BE5D74L, 0x80DEB1FEL, 0x9BDC06A7L, 0xC19BF174L, + 0x72BE5D74L, 0x80DEB1FEL, 0x9BDC06A7L, 0xC19BF174L, + 0xE49B69C1L, 0xEFBE4786L, 0x0FC19DC6L, 0x240CA1CCL, + 0xE49B69C1L, 0xEFBE4786L, 0x0FC19DC6L, 0x240CA1CCL, + 0x2DE92C6FL, 0x4A7484AAL, 0x5CB0A9DCL, 0x76F988DAL, + 0x2DE92C6FL, 0x4A7484AAL, 0x5CB0A9DCL, 0x76F988DAL, + 0x983E5152L, 0xA831C66DL, 0xB00327C8L, 0xBF597FC7L, + 0x983E5152L, 0xA831C66DL, 0xB00327C8L, 0xBF597FC7L, + 0xC6E00BF3L, 0xD5A79147L, 0x06CA6351L, 0x14292967L, + 0xC6E00BF3L, 0xD5A79147L, 0x06CA6351L, 0x14292967L, + 0x27B70A85L, 0x2E1B2138L, 0x4D2C6DFCL, 0x53380D13L, + 0x27B70A85L, 0x2E1B2138L, 0x4D2C6DFCL, 0x53380D13L, + 0x650A7354L, 0x766A0ABBL, 0x81C2C92EL, 0x92722C85L, + 0x650A7354L, 0x766A0ABBL, 0x81C2C92EL, 0x92722C85L, + 0xA2BFE8A1L, 0xA81A664BL, 0xC24B8B70L, 0xC76C51A3L, + 0xA2BFE8A1L, 0xA81A664BL, 0xC24B8B70L, 0xC76C51A3L, + 0xD192E819L, 0xD6990624L, 0xF40E3585L, 0x106AA070L, + 0xD192E819L, 0xD6990624L, 0xF40E3585L, 0x106AA070L, + 0x19A4C116L, 0x1E376C08L, 0x2748774CL, 0x34B0BCB5L, + 0x19A4C116L, 0x1E376C08L, 0x2748774CL, 0x34B0BCB5L, + 0x391C0CB3L, 0x4ED8AA4AL, 0x5B9CCA4FL, 0x682E6FF3L, + 0x391C0CB3L, 0x4ED8AA4AL, 0x5B9CCA4FL, 0x682E6FF3L, + 0x748F82EEL, 0x78A5636FL, 0x84C87814L, 0x8CC70208L, + 0x748F82EEL, 0x78A5636FL, 0x84C87814L, 0x8CC70208L, + 0x90BEFFFAL, 0xA4506CEBL, 0xBEF9A3F7L, 0xC67178F2L, + 0x90BEFFFAL, 0xA4506CEBL, 0xBEF9A3F7L, 0xC67178F2L +}; + +SHA256_NOINLINE static int Transform_Sha256_AVX2(wc_Sha256* sha256) +{ + __asm__ __volatile__ ( + + "subq $512, %%rsp\n\t" + "leaq 32(%[sha256]), %%rax\n\t" + + INIT_MASKS_Y(BYTE_FLIP_MASK, SHUF_Y_00BA, SHUF_Y_DC00) + LOAD_DIGEST() + + LOAD_W_K_LOW(BYTE_FLIP_MASK, rax) + + "movl %%r9d, " L4 "\n\t" + "movl %%r12d, " L1 "\n\t" + "xorl %%r10d, " L4 "\n\t" + + SET_W_Y_4(0) + MsgSched_Y(Y0, Y1, Y2, Y3, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 0) + MsgSched_Y(Y1, Y2, Y3, Y0, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 8) + MsgSched_Y(Y2, Y3, Y0, Y1, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 16) + MsgSched_Y(Y3, Y0, Y1, Y2, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 24) + + SET_W_Y_4(16) + MsgSched_Y(Y0, Y1, Y2, Y3, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 32) + MsgSched_Y(Y1, Y2, Y3, Y0, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 40) + MsgSched_Y(Y2, Y3, Y0, Y1, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 48) + MsgSched_Y(Y3, Y0, Y1, Y2, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 56) + + SET_W_Y_4(32) + MsgSched_Y(Y0, Y1, Y2, Y3, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 64) + MsgSched_Y(Y1, Y2, Y3, Y0, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 72) + MsgSched_Y(Y2, Y3, Y0, Y1, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 80) + MsgSched_Y(Y3, Y0, Y1, Y2, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 88) + + SET_W_Y_4(48) + RND_ALL_4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 96) + RND_ALL_4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 104) + RND_ALL_4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 112) + RND_ALL_4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 120) + + STORE_ADD_DIGEST() + + "addq $512, %%rsp\n\t" + + : + : [FLIP] "m" (mBYTE_FLIP_MASK[0]), + [SHUF00BA] "m" (mSHUF_Y_00BA[0]), + [SHUFDC00] "m" (mSHUF_Y_DC00[0]), + [sha256] "r" (sha256), + [K] "m" (K256) + : WORK_REGS, STATE_REGS, YMM_REGS, "memory" + ); + + return 0; +} + +SHA256_NOINLINE static int Transform_Sha256_AVX2_Len(wc_Sha256* sha256, + word32 len) +{ + if ((len & WC_SHA256_BLOCK_SIZE) != 0) { + XMEMCPY(sha256->buffer, sha256->data, WC_SHA256_BLOCK_SIZE); + Transform_Sha256_AVX2(sha256); + sha256->data += WC_SHA256_BLOCK_SIZE; + len -= WC_SHA256_BLOCK_SIZE; + if (len == 0) + return 0; + } + + __asm__ __volatile__ ( + + "subq $512, %%rsp\n\t" + "movq 120(%[sha256]), %%rax\n\t" + + INIT_MASKS_Y(BYTE_FLIP_Y_MASK, SHUF_Y_00BA, SHUF_Y_DC00) + LOAD_DIGEST() + + "# Start of loop processing two blocks\n" + "1:\n\t" + + LOAD_W_K(BYTE_FLIP_Y_MASK, rax) + + "movl %%r9d, " L4 "\n\t" + "movl %%r12d, " L1 "\n\t" + "xorl %%r10d, " L4 "\n\t" + + SET_W_Y_4(0) + MsgSched_Y(Y0, Y1, Y2, Y3, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 0) + MsgSched_Y(Y1, Y2, Y3, Y0, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 8) + MsgSched_Y(Y2, Y3, Y0, Y1, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 16) + MsgSched_Y(Y3, Y0, Y1, Y2, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 24) + + SET_W_Y_4(16) + MsgSched_Y(Y0, Y1, Y2, Y3, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 32) + MsgSched_Y(Y1, Y2, Y3, Y0, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 40) + MsgSched_Y(Y2, Y3, Y0, Y1, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 48) + MsgSched_Y(Y3, Y0, Y1, Y2, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 56) + + SET_W_Y_4(32) + MsgSched_Y(Y0, Y1, Y2, Y3, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 64) + MsgSched_Y(Y1, Y2, Y3, Y0, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 72) + MsgSched_Y(Y2, Y3, Y0, Y1, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 80) + MsgSched_Y(Y3, Y0, Y1, Y2, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 88) + + SET_W_Y_4(48) + RND_ALL_4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 96) + RND_ALL_4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 104) + RND_ALL_4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 112) + RND_ALL_4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 120) + + ADD_DIGEST() + STORE_DIGEST() + + "movl %%r9d, " L4 "\n\t" + "movl %%r12d, " L1 "\n\t" + "xorl %%r10d, " L4 "\n\t" + + RND_ALL_4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 4) + RND_ALL_4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 12) + RND_ALL_4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 20) + RND_ALL_4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 28) + RND_ALL_4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 36) + RND_ALL_4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 44) + RND_ALL_4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 52) + RND_ALL_4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 60) + RND_ALL_4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 68) + RND_ALL_4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 76) + RND_ALL_4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 84) + RND_ALL_4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 92) + RND_ALL_4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 100) + RND_ALL_4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 108) + RND_ALL_4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 116) + RND_ALL_4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 124) + + ADD_DIGEST() + + "movq 120(%[sha256]), %%rax\n\t" + "addq $128, %%rax\n\t" + "subl $128, %[len]\n\t" + + STORE_DIGEST() + + "movq %%rax, 120(%[sha256])\n\t" + "jnz 1b\n\t" + + "addq $512, %%rsp\n\t" + + : + : [FLIP] "m" (mBYTE_FLIP_Y_MASK[0]), + [SHUF00BA] "m" (mSHUF_Y_00BA[0]), + [SHUFDC00] "m" (mSHUF_Y_DC00[0]), + [sha256] "r" (sha256), + [len] "r" (len), + [K] "m" (K256) + : WORK_REGS, STATE_REGS, YMM_REGS, "memory" + ); + + return 0; +} + +#if defined(HAVE_INTEL_RORX) +SHA256_NOINLINE static int Transform_Sha256_AVX2_RORX(wc_Sha256* sha256) +{ + __asm__ __volatile__ ( + + "subq $512, %%rsp\n\t" + "leaq 32(%[sha256]), %%rax\n\t" + + INIT_MASKS_Y(BYTE_FLIP_MASK, SHUF_Y_00BA, SHUF_Y_DC00) + LOAD_W_K_LOW(BYTE_FLIP_MASK, rax) + + LOAD_DIGEST() + + "movl %%r9d, " L4 "\n\t" + "rorx $6, %%r12d, " L1 "\n\t" + "xorl %%r10d, " L4 "\n\t" + + SET_W_Y_4(0) + MsgSched_Y_RORX(Y0, Y1, Y2, Y3, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 0) + MsgSched_Y_RORX(Y1, Y2, Y3, Y0, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 8) + MsgSched_Y_RORX(Y2, Y3, Y0, Y1, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 16) + MsgSched_Y_RORX(Y3, Y0, Y1, Y2, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 24) + + SET_W_Y_4(16) + MsgSched_Y_RORX(Y0, Y1, Y2, Y3, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 32) + MsgSched_Y_RORX(Y1, Y2, Y3, Y0, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 40) + MsgSched_Y_RORX(Y2, Y3, Y0, Y1, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 48) + MsgSched_Y_RORX(Y3, Y0, Y1, Y2, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 56) + + SET_W_Y_4(32) + MsgSched_Y_RORX(Y0, Y1, Y2, Y3, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 64) + MsgSched_Y_RORX(Y1, Y2, Y3, Y0, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 72) + MsgSched_Y_RORX(Y2, Y3, Y0, Y1, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 80) + MsgSched_Y_RORX(Y3, Y0, Y1, Y2, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 88) + + SET_W_Y_4(48) + "xorl " L3 ", " L3 "\n\t" + "xorl " L2 ", " L2 "\n\t" + RND_RORX_X4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 96) + RND_RORX_X4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 104) + RND_RORX_X4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 112) + RND_RORX_X4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 120) + /* Prev RND: h += Maj(a,b,c) */ + "addl " L3 ", %%r8d\n\t" + + STORE_ADD_DIGEST() + + "addq $512, %%rsp\n\t" + + : + : [FLIP] "m" (mBYTE_FLIP_MASK[0]), + [SHUF00BA] "m" (mSHUF_Y_00BA[0]), + [SHUFDC00] "m" (mSHUF_Y_DC00[0]), + [sha256] "r" (sha256), + [K] "m" (K256) + : WORK_REGS, STATE_REGS, YMM_REGS, "memory" + ); + + return 0; +} + +SHA256_NOINLINE static int Transform_Sha256_AVX2_RORX_Len(wc_Sha256* sha256, + word32 len) +{ + if ((len & WC_SHA256_BLOCK_SIZE) != 0) { + XMEMCPY(sha256->buffer, sha256->data, WC_SHA256_BLOCK_SIZE); + Transform_Sha256_AVX2_RORX(sha256); + sha256->data += WC_SHA256_BLOCK_SIZE; + len -= WC_SHA256_BLOCK_SIZE; + if (len == 0) + return 0; + } + + __asm__ __volatile__ ( + + "subq $512, %%rsp\n\t" + "movq 120(%[sha256]), %%rax\n\t" + + INIT_MASKS_Y(BYTE_FLIP_Y_MASK, SHUF_Y_00BA, SHUF_Y_DC00) + LOAD_DIGEST() + + "# Start of loop processing two blocks\n" + "1:\n\t" + + LOAD_W_K(BYTE_FLIP_Y_MASK, rax) + + "movl %%r9d, " L4 "\n\t" + "rorx $6, %%r12d, " L1 "\n\t" + "xorl %%r10d, " L4 "\n\t" + + SET_W_Y_4(0) + MsgSched_Y_RORX(Y0, Y1, Y2, Y3, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 0) + MsgSched_Y_RORX(Y1, Y2, Y3, Y0, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 8) + MsgSched_Y_RORX(Y2, Y3, Y0, Y1, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 16) + MsgSched_Y_RORX(Y3, Y0, Y1, Y2, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 24) + + SET_W_Y_4(16) + MsgSched_Y_RORX(Y0, Y1, Y2, Y3, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 32) + MsgSched_Y_RORX(Y1, Y2, Y3, Y0, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 40) + MsgSched_Y_RORX(Y2, Y3, Y0, Y1, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 48) + MsgSched_Y_RORX(Y3, Y0, Y1, Y2, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 56) + + SET_W_Y_4(32) + MsgSched_Y_RORX(Y0, Y1, Y2, Y3, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 64) + MsgSched_Y_RORX(Y1, Y2, Y3, Y0, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 72) + MsgSched_Y_RORX(Y2, Y3, Y0, Y1, S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 80) + MsgSched_Y_RORX(Y3, Y0, Y1, Y2, S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 88) + + SET_W_Y_4(48) + "xorl " L3 ", " L3 "\n\t" + "xorl " L2 ", " L2 "\n\t" + RND_RORX_X4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 96) + RND_RORX_X4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 104) + RND_RORX_X4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 112) + RND_RORX_X4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 120) + /* Prev RND: h += Maj(a,b,c) */ + "addl " L3 ", %%r8d\n\t" + "xorl " L2 ", " L2 "\n\t" + + ADD_DIGEST() + STORE_DIGEST() + + "movl %%r9d, " L4 "\n\t" + "xorl " L3 ", " L3 "\n\t" + "xorl %%r10d, " L4 "\n\t" + + RND_RORX_X4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 4) + RND_RORX_X4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 12) + RND_RORX_X4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 20) + RND_RORX_X4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 28) + RND_RORX_X4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 36) + RND_RORX_X4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 44) + RND_RORX_X4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 52) + RND_RORX_X4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 60) + RND_RORX_X4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 68) + RND_RORX_X4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 76) + RND_RORX_X4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 84) + RND_RORX_X4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 92) + RND_RORX_X4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 100) + RND_RORX_X4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 108) + RND_RORX_X4(S_0, S_1, S_2, S_3, S_4, S_5, S_6, S_7, 116) + RND_RORX_X4(S_4, S_5, S_6, S_7, S_0, S_1, S_2, S_3, 124) + /* Prev RND: h += Maj(a,b,c) */ + "addl " L3 ", %%r8d\n\t" + "movq 120(%[sha256]), %%rax\n\t" + + ADD_DIGEST() + + "addq $128, %%rax\n\t" + "subl $128, %[len]\n\t" + + STORE_DIGEST() + + "movq %%rax, 120(%[sha256])\n\t" + "jnz 1b\n\t" + + "addq $512, %%rsp\n\t" + + : + : [FLIP] "m" (mBYTE_FLIP_Y_MASK[0]), + [SHUF00BA] "m" (mSHUF_Y_00BA[0]), + [SHUFDC00] "m" (mSHUF_Y_DC00[0]), + [sha256] "r" (sha256), + [len] "r" (len), + [K] "m" (K256) + : WORK_REGS, STATE_REGS, YMM_REGS, "memory" + ); + + return 0; +} +#endif /* HAVE_INTEL_RORX */ +#endif /* HAVE_INTEL_AVX2 */ + + +#ifdef WOLFSSL_SHA224 + +#ifdef STM32_HASH_SHA2 + + /* Supports CubeMX HAL or Standard Peripheral Library */ + + int wc_InitSha224_ex(wc_Sha224* sha224, void* heap, int devId) + { + if (sha224 == NULL) + return BAD_FUNC_ARG; + + (void)devId; + (void)heap; + + wc_Stm32_Hash_Init(&sha224->stmCtx); + return 0; + } + + int wc_Sha224Update(wc_Sha224* sha224, const byte* data, word32 len) + { + int ret = 0; + + if (sha224 == NULL || (data == NULL && len > 0)) { + return BAD_FUNC_ARG; + } + + ret = wolfSSL_CryptHwMutexLock(); + if (ret == 0) { + ret = wc_Stm32_Hash_Update(&sha224->stmCtx, + HASH_AlgoSelection_SHA224, data, len); + wolfSSL_CryptHwMutexUnLock(); + } + return ret; + } + + int wc_Sha224Final(wc_Sha224* sha224, byte* hash) + { + int ret = 0; + + if (sha224 == NULL || hash == NULL) { + return BAD_FUNC_ARG; + } + + ret = wolfSSL_CryptHwMutexLock(); + if (ret == 0) { + ret = wc_Stm32_Hash_Final(&sha224->stmCtx, + HASH_AlgoSelection_SHA224, hash, WC_SHA224_DIGEST_SIZE); + wolfSSL_CryptHwMutexUnLock(); + } + + (void)wc_InitSha224(sha224); /* reset state */ + + return ret; + } + +#elif defined(WOLFSSL_IMX6_CAAM) && !defined(NO_IMX6_CAAM_HASH) + /* functions defined in wolfcrypt/src/port/caam/caam_sha256.c */ +#else + + #define NEED_SOFT_SHA224 + + + static int InitSha224(wc_Sha224* sha224) + { + int ret = 0; + + if (sha224 == NULL) { + return BAD_FUNC_ARG; + } + + sha224->digest[0] = 0xc1059ed8; + sha224->digest[1] = 0x367cd507; + sha224->digest[2] = 0x3070dd17; + sha224->digest[3] = 0xf70e5939; + sha224->digest[4] = 0xffc00b31; + sha224->digest[5] = 0x68581511; + sha224->digest[6] = 0x64f98fa7; + sha224->digest[7] = 0xbefa4fa4; + + sha224->buffLen = 0; + sha224->loLen = 0; + sha224->hiLen = 0; + + #if defined(HAVE_INTEL_AVX1)|| defined(HAVE_INTEL_AVX2) + /* choose best Transform function under this runtime environment */ + Sha256_SetTransform(); + #endif + + return ret; + } + +#endif + +#ifdef NEED_SOFT_SHA224 + int wc_InitSha224_ex(wc_Sha224* sha224, void* heap, int devId) + { + int ret = 0; + + if (sha224 == NULL) + return BAD_FUNC_ARG; + + sha224->heap = heap; + + ret = InitSha224(sha224); + if (ret != 0) + return ret; + + #ifdef WOLFSSL_SMALL_STACK_CACHE + sha224->W = NULL; + #endif + + #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA224) + ret = wolfAsync_DevCtxInit(&sha224->asyncDev, + WOLFSSL_ASYNC_MARKER_SHA224, sha224->heap, devId); + #else + (void)devId; + #endif /* WOLFSSL_ASYNC_CRYPT */ + + return ret; + } + + int wc_Sha224Update(wc_Sha224* sha224, const byte* data, word32 len) + { + int ret; + + if (sha224 == NULL || (data == NULL && len > 0)) { + return BAD_FUNC_ARG; + } + + #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA224) + if (sha224->asyncDev.marker == WOLFSSL_ASYNC_MARKER_SHA224) { + #if defined(HAVE_INTEL_QA) + return IntelQaSymSha224(&sha224->asyncDev, NULL, data, len); + #endif + } + #endif /* WOLFSSL_ASYNC_CRYPT */ + + ret = Sha256Update((wc_Sha256*)sha224, data, len); + + return ret; + } + + int wc_Sha224Final(wc_Sha224* sha224, byte* hash) + { + int ret; + + if (sha224 == NULL || hash == NULL) { + return BAD_FUNC_ARG; + } + + #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA224) + if (sha224->asyncDev.marker == WOLFSSL_ASYNC_MARKER_SHA224) { + #if defined(HAVE_INTEL_QA) + return IntelQaSymSha224(&sha224->asyncDev, hash, NULL, + WC_SHA224_DIGEST_SIZE); + #endif + } + #endif /* WOLFSSL_ASYNC_CRYPT */ + + ret = Sha256Final((wc_Sha256*)sha224); + if (ret != 0) + return ret; + + #if defined(LITTLE_ENDIAN_ORDER) + ByteReverseWords(sha224->digest, sha224->digest, WC_SHA224_DIGEST_SIZE); + #endif + XMEMCPY(hash, sha224->digest, WC_SHA224_DIGEST_SIZE); + + return InitSha224(sha224); /* reset state */ + } +#endif /* end of SHA224 software implementation */ + + int wc_InitSha224(wc_Sha224* sha224) + { + return wc_InitSha224_ex(sha224, NULL, INVALID_DEVID); + } + + void wc_Sha224Free(wc_Sha224* sha224) + { + if (sha224 == NULL) + return; + +#ifdef WOLFSSL_SMALL_STACK_CACHE + if (sha224->W != NULL) { + XFREE(sha224->W, NULL, DYNAMIC_TYPE_RNG); + sha224->W = NULL; + } +#endif + + #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA224) + wolfAsync_DevCtxFree(&sha224->asyncDev, WOLFSSL_ASYNC_MARKER_SHA224); + #endif /* WOLFSSL_ASYNC_CRYPT */ + } +#endif /* WOLFSSL_SHA224 */ + + +int wc_InitSha256(wc_Sha256* sha256) +{ + return wc_InitSha256_ex(sha256, NULL, INVALID_DEVID); +} + +void wc_Sha256Free(wc_Sha256* sha256) +{ + if (sha256 == NULL) + return; + +#ifdef WOLFSSL_SMALL_STACK_CACHE + if (sha256->W != NULL) { + XFREE(sha256->W, NULL, DYNAMIC_TYPE_RNG); + sha256->W = NULL; + } +#endif + +#if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA256) + wolfAsync_DevCtxFree(&sha256->asyncDev, WOLFSSL_ASYNC_MARKER_SHA256); +#endif /* WOLFSSL_ASYNC_CRYPT */ +} + +#endif /* !WOLFSSL_TI_HASH */ +#endif /* HAVE_FIPS */ + + +#ifndef WOLFSSL_TI_HASH +#ifdef WOLFSSL_SHA224 + int wc_Sha224GetHash(wc_Sha224* sha224, byte* hash) + { + int ret; + wc_Sha224 tmpSha224; + + if (sha224 == NULL || hash == NULL) + return BAD_FUNC_ARG; + + ret = wc_Sha224Copy(sha224, &tmpSha224); + if (ret == 0) { + ret = wc_Sha224Final(&tmpSha224, hash); + wc_Sha224Free(&tmpSha224); + } + return ret; + } + int wc_Sha224Copy(wc_Sha224* src, wc_Sha224* dst) + { + int ret = 0; + + if (src == NULL || dst == NULL) + return BAD_FUNC_ARG; + + XMEMCPY(dst, src, sizeof(wc_Sha224)); + #ifdef WOLFSSL_SMALL_STACK_CACHE + dst->W = NULL; + #endif + + #ifdef WOLFSSL_ASYNC_CRYPT + ret = wolfAsync_DevCopy(&src->asyncDev, &dst->asyncDev); + #endif + + return ret; + } +#endif /* WOLFSSL_SHA224 */ + +int wc_Sha256GetHash(wc_Sha256* sha256, byte* hash) +{ + int ret; + wc_Sha256 tmpSha256; + + if (sha256 == NULL || hash == NULL) + return BAD_FUNC_ARG; + + ret = wc_Sha256Copy(sha256, &tmpSha256); + if (ret == 0) { + ret = wc_Sha256Final(&tmpSha256, hash); + wc_Sha256Free(&tmpSha256); + } + return ret; +} +int wc_Sha256Copy(wc_Sha256* src, wc_Sha256* dst) +{ + int ret = 0; + + if (src == NULL || dst == NULL) + return BAD_FUNC_ARG; + + XMEMCPY(dst, src, sizeof(wc_Sha256)); +#ifdef WOLFSSL_SMALL_STACK_CACHE + dst->W = NULL; +#endif + +#ifdef WOLFSSL_ASYNC_CRYPT + ret = wolfAsync_DevCopy(&src->asyncDev, &dst->asyncDev); +#endif +#ifdef WOLFSSL_PIC32MZ_HASH + ret = wc_Pic32HashCopy(&src->cache, &dst->cache); +#endif + + return ret; +} +#endif /* !WOLFSSL_TI_HASH */ + +#endif /* NO_SHA256 */ +