diff options
Diffstat (limited to 'src/crypto')
| -rw-r--r-- | src/crypto/sha256.cpp | 8 | ||||
| -rw-r--r-- | src/crypto/sha256_arm_shani.cpp | 700 |
2 files changed, 707 insertions, 1 deletions
diff --git a/src/crypto/sha256.cpp b/src/crypto/sha256.cpp index 7ba86c7ffa..cde543e68c 100644 --- a/src/crypto/sha256.cpp +++ b/src/crypto/sha256.cpp @@ -54,6 +54,11 @@ namespace sha256_arm_shani void Transform(uint32_t* s, const unsigned char* chunk, size_t blocks); } +namespace sha256d64_arm_shani +{ +void Transform_2way(unsigned char* out, const unsigned char* in); +} + // Internal implementation code. namespace { @@ -665,7 +670,8 @@ std::string SHA256AutoDetect() if (have_arm_shani) { Transform = sha256_arm_shani::Transform; TransformD64 = TransformD64Wrapper<sha256_arm_shani::Transform>; - ret = "arm_shani(1way)"; + TransformD64_2way = sha256d64_arm_shani::Transform_2way; + ret = "arm_shani(1way,2way)"; } #endif diff --git a/src/crypto/sha256_arm_shani.cpp b/src/crypto/sha256_arm_shani.cpp index 2829daf710..7ffa56be70 100644 --- a/src/crypto/sha256_arm_shani.cpp +++ b/src/crypto/sha256_arm_shani.cpp @@ -6,6 +6,7 @@ // Written and placed in public domain by Jeffrey Walton. // Based on code from ARM, and by Johannes Schneiders, Skip Hovsmith and // Barry O'Rourke for the mbedTLS project. +// Variant specialized for 64-byte inputs added by Pieter Wuille. #ifdef ENABLE_ARM_SHANI @@ -196,4 +197,703 @@ void Transform(uint32_t* s, const unsigned char* chunk, size_t blocks) } } +namespace sha256d64_arm_shani { +void Transform_2way(unsigned char* output, const unsigned char* input) +{ + /* Initial state. */ + alignas(uint32x4_t) static constexpr std::array<uint32_t, 8> INIT = { + 0x6a09e667, 0xbb67ae85, 0x3c6ef372, 0xa54ff53a, + 0x510e527f, 0x9b05688c, 0x1f83d9ab, 0x5be0cd19 + }; + + /* Precomputed message schedule for the 2nd transform. */ + alignas(uint32x4_t) static constexpr std::array<uint32_t, 64> MIDS = { + 0xc28a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5, + 0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5, + 0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3, + 0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf374, + 0x649b69c1, 0xf0fe4786, 0x0fe1edc6, 0x240cf254, + 0x4fe9346f, 0x6cc984be, 0x61b9411e, 0x16f988fa, + 0xf2c65152, 0xa88e5a6d, 0xb019fc65, 0xb9d99ec7, + 0x9a1231c3, 0xe70eeaa0, 0xfdb1232b, 0xc7353eb0, + 0x3069bad5, 0xcb976d5f, 0x5a0f118f, 0xdc1eeefd, + 0x0a35b689, 0xde0b7a04, 0x58f4ca9d, 0xe15d5b16, + 0x007f3e86, 0x37088980, 0xa507ea32, 0x6fab9537, + 0x17406110, 0x0d8cd6f1, 0xcdaa3b6d, 0xc0bbbe37, + 0x83613bda, 0xdb48a363, 0x0b02e931, 0x6fd15ca7, + 0x521afaca, 0x31338431, 0x6ed41a95, 0x6d437890, + 0xc39c91f2, 0x9eccabbd, 0xb5c9a0e6, 0x532fb63c, + 0xd2c741c6, 0x07237ea3, 0xa4954b68, 0x4c191d76 + }; + + /* A few precomputed message schedule values for the 3rd transform. */ + alignas(uint32x4_t) static constexpr std::array<uint32_t, 12> FINS = { + 0x5807aa98, 0x12835b01, 0x243185be, 0x550c7dc3, + 0x80000000, 0x00000000, 0x00000000, 0x00000000, + 0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf274 + }; + + /* Padding processed in the 3rd transform (byteswapped). */ + alignas(uint32x4_t) static constexpr std::array<uint32_t, 8> FINAL = {0x80000000, 0, 0, 0, 0, 0, 0, 0x100}; + + uint32x4_t STATE0A, STATE0B, STATE1A, STATE1B, ABEF_SAVEA, ABEF_SAVEB, CDGH_SAVEA, CDGH_SAVEB; + uint32x4_t MSG0A, MSG0B, MSG1A, MSG1B, MSG2A, MSG2B, MSG3A, MSG3B; + uint32x4_t TMP0A, TMP0B, TMP2A, TMP2B, TMP; + + // Transform 1: Load state + STATE0A = vld1q_u32(&INIT[0]); + STATE0B = STATE0A; + STATE1A = vld1q_u32(&INIT[4]); + STATE1B = STATE1A; + + // Transform 1: Load and convert input chunk to Big Endian + MSG0A = vreinterpretq_u32_u8(vrev32q_u8(vld1q_u8(input + 0))); + MSG1A = vreinterpretq_u32_u8(vrev32q_u8(vld1q_u8(input + 16))); + MSG2A = vreinterpretq_u32_u8(vrev32q_u8(vld1q_u8(input + 32))); + MSG3A = vreinterpretq_u32_u8(vrev32q_u8(vld1q_u8(input + 48))); + MSG0B = vreinterpretq_u32_u8(vrev32q_u8(vld1q_u8(input + 64))); + MSG1B = vreinterpretq_u32_u8(vrev32q_u8(vld1q_u8(input + 80))); + MSG2B = vreinterpretq_u32_u8(vrev32q_u8(vld1q_u8(input + 96))); + MSG3B = vreinterpretq_u32_u8(vrev32q_u8(vld1q_u8(input + 112))); + + // Transform 1: Rounds 1-4 + TMP = vld1q_u32(&K[0]); + TMP0A = vaddq_u32(MSG0A, TMP); + TMP0B = vaddq_u32(MSG0B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + MSG0A = vsha256su0q_u32(MSG0A, MSG1A); + MSG0B = vsha256su0q_u32(MSG0B, MSG1B); + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + MSG0A = vsha256su1q_u32(MSG0A, MSG2A, MSG3A); + MSG0B = vsha256su1q_u32(MSG0B, MSG2B, MSG3B); + + // Transform 1: Rounds 5-8 + TMP = vld1q_u32(&K[4]); + TMP0A = vaddq_u32(MSG1A, TMP); + TMP0B = vaddq_u32(MSG1B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + MSG1A = vsha256su0q_u32(MSG1A, MSG2A); + MSG1B = vsha256su0q_u32(MSG1B, MSG2B); + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + MSG1A = vsha256su1q_u32(MSG1A, MSG3A, MSG0A); + MSG1B = vsha256su1q_u32(MSG1B, MSG3B, MSG0B); + + // Transform 1: Rounds 9-12 + TMP = vld1q_u32(&K[8]); + TMP0A = vaddq_u32(MSG2A, TMP); + TMP0B = vaddq_u32(MSG2B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + MSG2A = vsha256su0q_u32(MSG2A, MSG3A); + MSG2B = vsha256su0q_u32(MSG2B, MSG3B); + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + MSG2A = vsha256su1q_u32(MSG2A, MSG0A, MSG1A); + MSG2B = vsha256su1q_u32(MSG2B, MSG0B, MSG1B); + + // Transform 1: Rounds 13-16 + TMP = vld1q_u32(&K[12]); + TMP0A = vaddq_u32(MSG3A, TMP); + TMP0B = vaddq_u32(MSG3B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + MSG3A = vsha256su0q_u32(MSG3A, MSG0A); + MSG3B = vsha256su0q_u32(MSG3B, MSG0B); + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + MSG3A = vsha256su1q_u32(MSG3A, MSG1A, MSG2A); + MSG3B = vsha256su1q_u32(MSG3B, MSG1B, MSG2B); + + // Transform 1: Rounds 17-20 + TMP = vld1q_u32(&K[16]); + TMP0A = vaddq_u32(MSG0A, TMP); + TMP0B = vaddq_u32(MSG0B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + MSG0A = vsha256su0q_u32(MSG0A, MSG1A); + MSG0B = vsha256su0q_u32(MSG0B, MSG1B); + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + MSG0A = vsha256su1q_u32(MSG0A, MSG2A, MSG3A); + MSG0B = vsha256su1q_u32(MSG0B, MSG2B, MSG3B); + + // Transform 1: Rounds 21-24 + TMP = vld1q_u32(&K[20]); + TMP0A = vaddq_u32(MSG1A, TMP); + TMP0B = vaddq_u32(MSG1B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + MSG1A = vsha256su0q_u32(MSG1A, MSG2A); + MSG1B = vsha256su0q_u32(MSG1B, MSG2B); + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + MSG1A = vsha256su1q_u32(MSG1A, MSG3A, MSG0A); + MSG1B = vsha256su1q_u32(MSG1B, MSG3B, MSG0B); + + // Transform 1: Rounds 25-28 + TMP = vld1q_u32(&K[24]); + TMP0A = vaddq_u32(MSG2A, TMP); + TMP0B = vaddq_u32(MSG2B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + MSG2A = vsha256su0q_u32(MSG2A, MSG3A); + MSG2B = vsha256su0q_u32(MSG2B, MSG3B); + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + MSG2A = vsha256su1q_u32(MSG2A, MSG0A, MSG1A); + MSG2B = vsha256su1q_u32(MSG2B, MSG0B, MSG1B); + + // Transform 1: Rounds 29-32 + TMP = vld1q_u32(&K[28]); + TMP0A = vaddq_u32(MSG3A, TMP); + TMP0B = vaddq_u32(MSG3B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + MSG3A = vsha256su0q_u32(MSG3A, MSG0A); + MSG3B = vsha256su0q_u32(MSG3B, MSG0B); + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + MSG3A = vsha256su1q_u32(MSG3A, MSG1A, MSG2A); + MSG3B = vsha256su1q_u32(MSG3B, MSG1B, MSG2B); + + // Transform 1: Rounds 33-36 + TMP = vld1q_u32(&K[32]); + TMP0A = vaddq_u32(MSG0A, TMP); + TMP0B = vaddq_u32(MSG0B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + MSG0A = vsha256su0q_u32(MSG0A, MSG1A); + MSG0B = vsha256su0q_u32(MSG0B, MSG1B); + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + MSG0A = vsha256su1q_u32(MSG0A, MSG2A, MSG3A); + MSG0B = vsha256su1q_u32(MSG0B, MSG2B, MSG3B); + + // Transform 1: Rounds 37-40 + TMP = vld1q_u32(&K[36]); + TMP0A = vaddq_u32(MSG1A, TMP); + TMP0B = vaddq_u32(MSG1B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + MSG1A = vsha256su0q_u32(MSG1A, MSG2A); + MSG1B = vsha256su0q_u32(MSG1B, MSG2B); + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + MSG1A = vsha256su1q_u32(MSG1A, MSG3A, MSG0A); + MSG1B = vsha256su1q_u32(MSG1B, MSG3B, MSG0B); + + // Transform 1: Rounds 41-44 + TMP = vld1q_u32(&K[40]); + TMP0A = vaddq_u32(MSG2A, TMP); + TMP0B = vaddq_u32(MSG2B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + MSG2A = vsha256su0q_u32(MSG2A, MSG3A); + MSG2B = vsha256su0q_u32(MSG2B, MSG3B); + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + MSG2A = vsha256su1q_u32(MSG2A, MSG0A, MSG1A); + MSG2B = vsha256su1q_u32(MSG2B, MSG0B, MSG1B); + + // Transform 1: Rounds 45-48 + TMP = vld1q_u32(&K[44]); + TMP0A = vaddq_u32(MSG3A, TMP); + TMP0B = vaddq_u32(MSG3B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + MSG3A = vsha256su0q_u32(MSG3A, MSG0A); + MSG3B = vsha256su0q_u32(MSG3B, MSG0B); + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + MSG3A = vsha256su1q_u32(MSG3A, MSG1A, MSG2A); + MSG3B = vsha256su1q_u32(MSG3B, MSG1B, MSG2B); + + // Transform 1: Rounds 49-52 + TMP = vld1q_u32(&K[48]); + TMP0A = vaddq_u32(MSG0A, TMP); + TMP0B = vaddq_u32(MSG0B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + + // Transform 1: Rounds 53-56 + TMP = vld1q_u32(&K[52]); + TMP0A = vaddq_u32(MSG1A, TMP); + TMP0B = vaddq_u32(MSG1B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + + // Transform 1: Rounds 57-60 + TMP = vld1q_u32(&K[56]); + TMP0A = vaddq_u32(MSG2A, TMP); + TMP0B = vaddq_u32(MSG2B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + + // Transform 1: Rounds 61-64 + TMP = vld1q_u32(&K[60]); + TMP0A = vaddq_u32(MSG3A, TMP); + TMP0B = vaddq_u32(MSG3B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + + // Transform 1: Update state + TMP = vld1q_u32(&INIT[0]); + STATE0A = vaddq_u32(STATE0A, TMP); + STATE0B = vaddq_u32(STATE0B, TMP); + TMP = vld1q_u32(&INIT[4]); + STATE1A = vaddq_u32(STATE1A, TMP); + STATE1B = vaddq_u32(STATE1B, TMP); + + // Transform 2: Save state + ABEF_SAVEA = STATE0A; + ABEF_SAVEB = STATE0B; + CDGH_SAVEA = STATE1A; + CDGH_SAVEB = STATE1B; + + // Transform 2: Rounds 1-4 + TMP = vld1q_u32(&MIDS[0]); + TMP2A = STATE0A; + TMP2B = STATE0B; + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP); + + // Transform 2: Rounds 5-8 + TMP = vld1q_u32(&MIDS[4]); + TMP2A = STATE0A; + TMP2B = STATE0B; + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP); + + // Transform 2: Rounds 9-12 + TMP = vld1q_u32(&MIDS[8]); + TMP2A = STATE0A; + TMP2B = STATE0B; + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP); + + // Transform 2: Rounds 13-16 + TMP = vld1q_u32(&MIDS[12]); + TMP2A = STATE0A; + TMP2B = STATE0B; + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP); + + // Transform 2: Rounds 17-20 + TMP = vld1q_u32(&MIDS[16]); + TMP2A = STATE0A; + TMP2B = STATE0B; + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP); + + // Transform 2: Rounds 21-24 + TMP = vld1q_u32(&MIDS[20]); + TMP2A = STATE0A; + TMP2B = STATE0B; + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP); + + // Transform 2: Rounds 25-28 + TMP = vld1q_u32(&MIDS[24]); + TMP2A = STATE0A; + TMP2B = STATE0B; + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP); + + // Transform 2: Rounds 29-32 + TMP = vld1q_u32(&MIDS[28]); + TMP2A = STATE0A; + TMP2B = STATE0B; + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP); + + // Transform 2: Rounds 33-36 + TMP = vld1q_u32(&MIDS[32]); + TMP2A = STATE0A; + TMP2B = STATE0B; + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP); + + // Transform 2: Rounds 37-40 + TMP = vld1q_u32(&MIDS[36]); + TMP2A = STATE0A; + TMP2B = STATE0B; + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP); + + // Transform 2: Rounds 41-44 + TMP = vld1q_u32(&MIDS[40]); + TMP2A = STATE0A; + TMP2B = STATE0B; + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP); + + // Transform 2: Rounds 45-48 + TMP = vld1q_u32(&MIDS[44]); + TMP2A = STATE0A; + TMP2B = STATE0B; + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP); + + // Transform 2: Rounds 49-52 + TMP = vld1q_u32(&MIDS[48]); + TMP2A = STATE0A; + TMP2B = STATE0B; + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP); + + // Transform 2: Rounds 53-56 + TMP = vld1q_u32(&MIDS[52]); + TMP2A = STATE0A; + TMP2B = STATE0B; + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP); + + // Transform 2: Rounds 57-60 + TMP = vld1q_u32(&MIDS[56]); + TMP2A = STATE0A; + TMP2B = STATE0B; + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP); + + // Transform 2: Rounds 61-64 + TMP = vld1q_u32(&MIDS[60]); + TMP2A = STATE0A; + TMP2B = STATE0B; + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP); + + // Transform 2: Update state + STATE0A = vaddq_u32(STATE0A, ABEF_SAVEA); + STATE0B = vaddq_u32(STATE0B, ABEF_SAVEB); + STATE1A = vaddq_u32(STATE1A, CDGH_SAVEA); + STATE1B = vaddq_u32(STATE1B, CDGH_SAVEB); + + // Transform 3: Pad previous output + MSG0A = STATE0A; + MSG0B = STATE0B; + MSG1A = STATE1A; + MSG1B = STATE1B; + MSG2A = vld1q_u32(&FINAL[0]); + MSG2B = MSG2A; + MSG3A = vld1q_u32(&FINAL[4]); + MSG3B = MSG3A; + + // Transform 3: Load state + STATE0A = vld1q_u32(&INIT[0]); + STATE0B = STATE0A; + STATE1A = vld1q_u32(&INIT[4]); + STATE1B = STATE1A; + + // Transform 3: Rounds 1-4 + TMP = vld1q_u32(&K[0]); + TMP0A = vaddq_u32(MSG0A, TMP); + TMP0B = vaddq_u32(MSG0B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + MSG0A = vsha256su0q_u32(MSG0A, MSG1A); + MSG0B = vsha256su0q_u32(MSG0B, MSG1B); + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + MSG0A = vsha256su1q_u32(MSG0A, MSG2A, MSG3A); + MSG0B = vsha256su1q_u32(MSG0B, MSG2B, MSG3B); + + // Transform 3: Rounds 5-8 + TMP = vld1q_u32(&K[4]); + TMP0A = vaddq_u32(MSG1A, TMP); + TMP0B = vaddq_u32(MSG1B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + MSG1A = vsha256su0q_u32(MSG1A, MSG2A); + MSG1B = vsha256su0q_u32(MSG1B, MSG2B); + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + MSG1A = vsha256su1q_u32(MSG1A, MSG3A, MSG0A); + MSG1B = vsha256su1q_u32(MSG1B, MSG3B, MSG0B); + + // Transform 3: Rounds 9-12 + TMP = vld1q_u32(&FINS[0]); + TMP2A = STATE0A; + TMP2B = STATE0B; + MSG2A = vld1q_u32(&FINS[4]); + MSG2B = MSG2A; + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP); + MSG2A = vsha256su1q_u32(MSG2A, MSG0A, MSG1A); + MSG2B = vsha256su1q_u32(MSG2B, MSG0B, MSG1B); + + // Transform 3: Rounds 13-16 + TMP = vld1q_u32(&FINS[8]); + TMP2A = STATE0A; + TMP2B = STATE0B; + MSG3A = vsha256su0q_u32(MSG3A, MSG0A); + MSG3B = vsha256su0q_u32(MSG3B, MSG0B); + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP); + MSG3A = vsha256su1q_u32(MSG3A, MSG1A, MSG2A); + MSG3B = vsha256su1q_u32(MSG3B, MSG1B, MSG2B); + + // Transform 3: Rounds 17-20 + TMP = vld1q_u32(&K[16]); + TMP0A = vaddq_u32(MSG0A, TMP); + TMP0B = vaddq_u32(MSG0B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + MSG0A = vsha256su0q_u32(MSG0A, MSG1A); + MSG0B = vsha256su0q_u32(MSG0B, MSG1B); + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + MSG0A = vsha256su1q_u32(MSG0A, MSG2A, MSG3A); + MSG0B = vsha256su1q_u32(MSG0B, MSG2B, MSG3B); + + // Transform 3: Rounds 21-24 + TMP = vld1q_u32(&K[20]); + TMP0A = vaddq_u32(MSG1A, TMP); + TMP0B = vaddq_u32(MSG1B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + MSG1A = vsha256su0q_u32(MSG1A, MSG2A); + MSG1B = vsha256su0q_u32(MSG1B, MSG2B); + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + MSG1A = vsha256su1q_u32(MSG1A, MSG3A, MSG0A); + MSG1B = vsha256su1q_u32(MSG1B, MSG3B, MSG0B); + + // Transform 3: Rounds 25-28 + TMP = vld1q_u32(&K[24]); + TMP0A = vaddq_u32(MSG2A, TMP); + TMP0B = vaddq_u32(MSG2B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + MSG2A = vsha256su0q_u32(MSG2A, MSG3A); + MSG2B = vsha256su0q_u32(MSG2B, MSG3B); + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + MSG2A = vsha256su1q_u32(MSG2A, MSG0A, MSG1A); + MSG2B = vsha256su1q_u32(MSG2B, MSG0B, MSG1B); + + // Transform 3: Rounds 29-32 + TMP = vld1q_u32(&K[28]); + TMP0A = vaddq_u32(MSG3A, TMP); + TMP0B = vaddq_u32(MSG3B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + MSG3A = vsha256su0q_u32(MSG3A, MSG0A); + MSG3B = vsha256su0q_u32(MSG3B, MSG0B); + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + MSG3A = vsha256su1q_u32(MSG3A, MSG1A, MSG2A); + MSG3B = vsha256su1q_u32(MSG3B, MSG1B, MSG2B); + + // Transform 3: Rounds 33-36 + TMP = vld1q_u32(&K[32]); + TMP0A = vaddq_u32(MSG0A, TMP); + TMP0B = vaddq_u32(MSG0B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + MSG0A = vsha256su0q_u32(MSG0A, MSG1A); + MSG0B = vsha256su0q_u32(MSG0B, MSG1B); + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + MSG0A = vsha256su1q_u32(MSG0A, MSG2A, MSG3A); + MSG0B = vsha256su1q_u32(MSG0B, MSG2B, MSG3B); + + // Transform 3: Rounds 37-40 + TMP = vld1q_u32(&K[36]); + TMP0A = vaddq_u32(MSG1A, TMP); + TMP0B = vaddq_u32(MSG1B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + MSG1A = vsha256su0q_u32(MSG1A, MSG2A); + MSG1B = vsha256su0q_u32(MSG1B, MSG2B); + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + MSG1A = vsha256su1q_u32(MSG1A, MSG3A, MSG0A); + MSG1B = vsha256su1q_u32(MSG1B, MSG3B, MSG0B); + + // Transform 3: Rounds 41-44 + TMP = vld1q_u32(&K[40]); + TMP0A = vaddq_u32(MSG2A, TMP); + TMP0B = vaddq_u32(MSG2B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + MSG2A = vsha256su0q_u32(MSG2A, MSG3A); + MSG2B = vsha256su0q_u32(MSG2B, MSG3B); + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + MSG2A = vsha256su1q_u32(MSG2A, MSG0A, MSG1A); + MSG2B = vsha256su1q_u32(MSG2B, MSG0B, MSG1B); + + // Transform 3: Rounds 45-48 + TMP = vld1q_u32(&K[44]); + TMP0A = vaddq_u32(MSG3A, TMP); + TMP0B = vaddq_u32(MSG3B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + MSG3A = vsha256su0q_u32(MSG3A, MSG0A); + MSG3B = vsha256su0q_u32(MSG3B, MSG0B); + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + MSG3A = vsha256su1q_u32(MSG3A, MSG1A, MSG2A); + MSG3B = vsha256su1q_u32(MSG3B, MSG1B, MSG2B); + + // Transform 3: Rounds 49-52 + TMP = vld1q_u32(&K[48]); + TMP0A = vaddq_u32(MSG0A, TMP); + TMP0B = vaddq_u32(MSG0B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + + // Transform 3: Rounds 53-56 + TMP = vld1q_u32(&K[52]); + TMP0A = vaddq_u32(MSG1A, TMP); + TMP0B = vaddq_u32(MSG1B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + + // Transform 3: Rounds 57-60 + TMP = vld1q_u32(&K[56]); + TMP0A = vaddq_u32(MSG2A, TMP); + TMP0B = vaddq_u32(MSG2B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + + // Transform 3: Rounds 61-64 + TMP = vld1q_u32(&K[60]); + TMP0A = vaddq_u32(MSG3A, TMP); + TMP0B = vaddq_u32(MSG3B, TMP); + TMP2A = STATE0A; + TMP2B = STATE0B; + STATE0A = vsha256hq_u32(STATE0A, STATE1A, TMP0A); + STATE0B = vsha256hq_u32(STATE0B, STATE1B, TMP0B); + STATE1A = vsha256h2q_u32(STATE1A, TMP2A, TMP0A); + STATE1B = vsha256h2q_u32(STATE1B, TMP2B, TMP0B); + + // Transform 3: Update state + TMP = vld1q_u32(&INIT[0]); + STATE0A = vaddq_u32(STATE0A, TMP); + STATE0B = vaddq_u32(STATE0B, TMP); + TMP = vld1q_u32(&INIT[4]); + STATE1A = vaddq_u32(STATE1A, TMP); + STATE1B = vaddq_u32(STATE1B, TMP); + + // Store result + vst1q_u8(output, vrev32q_u8(vreinterpretq_u8_u32(STATE0A))); + vst1q_u8(output + 16, vrev32q_u8(vreinterpretq_u8_u32(STATE1A))); + vst1q_u8(output + 32, vrev32q_u8(vreinterpretq_u8_u32(STATE0B))); + vst1q_u8(output + 48, vrev32q_u8(vreinterpretq_u8_u32(STATE1B))); +} +} + #endif |