// Code generated by Fiat Cryptography. DO NOT EDIT. // // Autogenerated: word_by_word_montgomery --lang Go --cmovznz-by-mul --relax-primitive-carry-to-bitwidth 32,64 --public-function-case camelCase --public-type-case camelCase --private-function-case camelCase --private-type-case camelCase --doc-text-before-function-name '' --doc-newline-before-package-declaration --doc-prepend-header 'Code generated by Fiat Cryptography. DO NOT EDIT.' --package-name edwards25519 Scalar 64 '2^252 + 27742317777372353535851937790883648493' mul add sub opp nonzero from_montgomery to_montgomery to_bytes from_bytes // // curve description: Scalar // // machine_wordsize = 64 (from "64") // // requested operations: mul, add, sub, opp, nonzero, from_montgomery, to_montgomery, to_bytes, from_bytes // // m = 0x1000000000000000000000000000000014def9dea2f79cd65812631a5cf5d3ed (from "2^252 + 27742317777372353535851937790883648493") // // // // NOTE: In addition to the bounds specified above each function, all // // functions synthesized for this Montgomery arithmetic require the // // input to be strictly less than the prime modulus (m), and also // // require the input to be in the unique saturated representation. // // All functions also ensure that these two properties are true of // // return values. // // // // Computed values: // // eval z = z[0] + (z[1] << 64) + (z[2] << 128) + (z[3] << 192) // // bytes_eval z = z[0] + (z[1] << 8) + (z[2] << 16) + (z[3] << 24) + (z[4] << 32) + (z[5] << 40) + (z[6] << 48) + (z[7] << 56) + (z[8] << 64) + (z[9] << 72) + (z[10] << 80) + (z[11] << 88) + (z[12] << 96) + (z[13] << 104) + (z[14] << 112) + (z[15] << 120) + (z[16] << 128) + (z[17] << 136) + (z[18] << 144) + (z[19] << 152) + (z[20] << 160) + (z[21] << 168) + (z[22] << 176) + (z[23] << 184) + (z[24] << 192) + (z[25] << 200) + (z[26] << 208) + (z[27] << 216) + (z[28] << 224) + (z[29] << 232) + (z[30] << 240) + (z[31] << 248) // // twos_complement_eval z = let x1 := z[0] + (z[1] << 64) + (z[2] << 128) + (z[3] << 192) in // // if x1 & (2^256-1) < 2^255 then x1 & (2^256-1) else (x1 & (2^256-1)) - 2^256 package edwards25519 import "math/bits" type fiatScalarUint1 uint64 // We use uint64 instead of a more narrow type for performance reasons; see https://github.com/mit-plv/fiat-crypto/pull/1006#issuecomment-892625927 type fiatScalarInt1 int64 // We use uint64 instead of a more narrow type for performance reasons; see https://github.com/mit-plv/fiat-crypto/pull/1006#issuecomment-892625927 // The type fiatScalarMontgomeryDomainFieldElement is a field element in the Montgomery domain. // // Bounds: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]] type fiatScalarMontgomeryDomainFieldElement [4]uint64 // The type fiatScalarNonMontgomeryDomainFieldElement is a field element NOT in the Montgomery domain. // // Bounds: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]] type fiatScalarNonMontgomeryDomainFieldElement [4]uint64 // fiatScalarCmovznzU64 is a single-word conditional move. // // Postconditions: // // out1 = (if arg1 = 0 then arg2 else arg3) // // Input Bounds: // // arg1: [0x0 ~> 0x1] // arg2: [0x0 ~> 0xffffffffffffffff] // arg3: [0x0 ~> 0xffffffffffffffff] // // Output Bounds: // // out1: [0x0 ~> 0xffffffffffffffff] func fiatScalarCmovznzU64(out1 *uint64, arg1 fiatScalarUint1, arg2 uint64, arg3 uint64) { x1 := (uint64(arg1) * 0xffffffffffffffff) x2 := ((x1 & arg3) | ((^x1) & arg2)) *out1 = x2 } // fiatScalarMul multiplies two field elements in the Montgomery domain. // // Preconditions: // // 0 ≤ eval arg1 < m // 0 ≤ eval arg2 < m // // Postconditions: // // eval (from_montgomery out1) mod m = (eval (from_montgomery arg1) * eval (from_montgomery arg2)) mod m // 0 ≤ eval out1 < m func fiatScalarMul(out1 *fiatScalarMontgomeryDomainFieldElement, arg1 *fiatScalarMontgomeryDomainFieldElement, arg2 *fiatScalarMontgomeryDomainFieldElement) { x1 := arg1[1] x2 := arg1[2] x3 := arg1[3] x4 := arg1[0] var x5 uint64 var x6 uint64 x6, x5 = bits.Mul64(x4, arg2[3]) var x7 uint64 var x8 uint64 x8, x7 = bits.Mul64(x4, arg2[2]) var x9 uint64 var x10 uint64 x10, x9 = bits.Mul64(x4, arg2[1]) var x11 uint64 var x12 uint64 x12, x11 = bits.Mul64(x4, arg2[0]) var x13 uint64 var x14 uint64 x13, x14 = bits.Add64(x12, x9, uint64(0x0)) var x15 uint64 var x16 uint64 x15, x16 = bits.Add64(x10, x7, uint64(fiatScalarUint1(x14))) var x17 uint64 var x18 uint64 x17, x18 = bits.Add64(x8, x5, uint64(fiatScalarUint1(x16))) x19 := (uint64(fiatScalarUint1(x18)) + x6) var x20 uint64 _, x20 = bits.Mul64(x11, 0xd2b51da312547e1b) var x22 uint64 var x23 uint64 x23, x22 = bits.Mul64(x20, 0x1000000000000000) var x24 uint64 var x25 uint64 x25, x24 = bits.Mul64(x20, 0x14def9dea2f79cd6) var x26 uint64 var x27 uint64 x27, x26 = bits.Mul64(x20, 0x5812631a5cf5d3ed) var x28 uint64 var x29 uint64 x28, x29 = bits.Add64(x27, x24, uint64(0x0)) x30 := (uint64(fiatScalarUint1(x29)) + x25) var x32 uint64 _, x32 = bits.Add64(x11, x26, uint64(0x0)) var x33 uint64 var x34 uint64 x33, x34 = bits.Add64(x13, x28, uint64(fiatScalarUint1(x32))) var x35 uint64 var x36 uint64 x35, x36 = bits.Add64(x15, x30, uint64(fiatScalarUint1(x34))) var x37 uint64 var x38 uint64 x37, x38 = bits.Add64(x17, x22, uint64(fiatScalarUint1(x36))) var x39 uint64 var x40 uint64 x39, x40 = bits.Add64(x19, x23, uint64(fiatScalarUint1(x38))) var x41 uint64 var x42 uint64 x42, x41 = bits.Mul64(x1, arg2[3]) var x43 uint64 var x44 uint64 x44, x43 = bits.Mul64(x1, arg2[2]) var x45 uint64 var x46 uint64 x46, x45 = bits.Mul64(x1, arg2[1]) var x47 uint64 var x48 uint64 x48, x47 = bits.Mul64(x1, arg2[0]) var x49 uint64 var x50 uint64 x49, x50 = bits.Add64(x48, x45, uint64(0x0)) var x51 uint64 var x52 uint64 x51, x52 = bits.Add64(x46, x43, uint64(fiatScalarUint1(x50))) var x53 uint64 var x54 uint64 x53, x54 = bits.Add64(x44, x41, uint64(fiatScalarUint1(x52))) x55 := (uint64(fiatScalarUint1(x54)) + x42) var x56 uint64 var x57 uint64 x56, x57 = bits.Add64(x33, x47, uint64(0x0)) var x58 uint64 var x59 uint64 x58, x59 = bits.Add64(x35, x49, uint64(fiatScalarUint1(x57))) var x60 uint64 var x61 uint64 x60, x61 = bits.Add64(x37, x51, uint64(fiatScalarUint1(x59))) var x62 uint64 var x63 uint64 x62, x63 = bits.Add64(x39, x53, uint64(fiatScalarUint1(x61))) var x64 uint64 var x65 uint64 x64, x65 = bits.Add64(uint64(fiatScalarUint1(x40)), x55, uint64(fiatScalarUint1(x63))) var x66 uint64 _, x66 = bits.Mul64(x56, 0xd2b51da312547e1b) var x68 uint64 var x69 uint64 x69, x68 = bits.Mul64(x66, 0x1000000000000000) var x70 uint64 var x71 uint64 x71, x70 = bits.Mul64(x66, 0x14def9dea2f79cd6) var x72 uint64 var x73 uint64 x73, x72 = bits.Mul64(x66, 0x5812631a5cf5d3ed) var x74 uint64 var x75 uint64 x74, x75 = bits.Add64(x73, x70, uint64(0x0)) x76 := (uint64(fiatScalarUint1(x75)) + x71) var x78 uint64 _, x78 = bits.Add64(x56, x72, uint64(0x0)) var x79 uint64 var x80 uint64 x79, x80 = bits.Add64(x58, x74, uint64(fiatScalarUint1(x78))) var x81 uint64 var x82 uint64 x81, x82 = bits.Add64(x60, x76, uint64(fiatScalarUint1(x80))) var x83 uint64 var x84 uint64 x83, x84 = bits.Add64(x62, x68, uint64(fiatScalarUint1(x82))) var x85 uint64 var x86 uint64 x85, x86 = bits.Add64(x64, x69, uint64(fiatScalarUint1(x84))) x87 := (uint64(fiatScalarUint1(x86)) + uint64(fiatScalarUint1(x65))) var x88 uint64 var x89 uint64 x89, x88 = bits.Mul64(x2, arg2[3]) var x90 uint64 var x91 uint64 x91, x90 = bits.Mul64(x2, arg2[2]) var x92 uint64 var x93 uint64 x93, x92 = bits.Mul64(x2, arg2[1]) var x94 uint64 var x95 uint64 x95, x94 = bits.Mul64(x2, arg2[0]) var x96 uint64 var x97 uint64 x96, x97 = bits.Add64(x95, x92, uint64(0x0)) var x98 uint64 var x99 uint64 x98, x99 = bits.Add64(x93, x90, uint64(fiatScalarUint1(x97))) var x100 uint64 var x101 uint64 x100, x101 = bits.Add64(x91, x88, uint64(fiatScalarUint1(x99))) x102 := (uint64(fiatScalarUint1(x101)) + x89) var x103 uint64 var x104 uint64 x103, x104 = bits.Add64(x79, x94, uint64(0x0)) var x105 uint64 var x106 uint64 x105, x106 = bits.Add64(x81, x96, uint64(fiatScalarUint1(x104))) var x107 uint64 var x108 uint64 x107, x108 = bits.Add64(x83, x98, uint64(fiatScalarUint1(x106))) var x109 uint64 var x110 uint64 x109, x110 = bits.Add64(x85, x100, uint64(fiatScalarUint1(x108))) var x111 uint64 var x112 uint64 x111, x112 = bits.Add64(x87, x102, uint64(fiatScalarUint1(x110))) var x113 uint64 _, x113 = bits.Mul64(x103, 0xd2b51da312547e1b) var x115 uint64 var x116 uint64 x116, x115 = bits.Mul64(x113, 0x1000000000000000) var x117 uint64 var x118 uint64 x118, x117 = bits.Mul64(x113, 0x14def9dea2f79cd6) var x119 uint64 var x120 uint64 x120, x119 = bits.Mul64(x113, 0x5812631a5cf5d3ed) var x121 uint64 var x122 uint64 x121, x122 = bits.Add64(x120, x117, uint64(0x0)) x123 := (uint64(fiatScalarUint1(x122)) + x118) var x125 uint64 _, x125 = bits.Add64(x103, x119, uint64(0x0)) var x126 uint64 var x127 uint64 x126, x127 = bits.Add64(x105, x121, uint64(fiatScalarUint1(x125))) var x128 uint64 var x129 uint64 x128, x129 = bits.Add64(x107, x123, uint64(fiatScalarUint1(x127))) var x130 uint64 var x131 uint64 x130, x131 = bits.Add64(x109, x115, uint64(fiatScalarUint1(x129))) var x132 uint64 var x133 uint64 x132, x133 = bits.Add64(x111, x116, uint64(fiatScalarUint1(x131))) x134 := (uint64(fiatScalarUint1(x133)) + uint64(fiatScalarUint1(x112))) var x135 uint64 var x136 uint64 x136, x135 = bits.Mul64(x3, arg2[3]) var x137 uint64 var x138 uint64 x138, x137 = bits.Mul64(x3, arg2[2]) var x139 uint64 var x140 uint64 x140, x139 = bits.Mul64(x3, arg2[1]) var x141 uint64 var x142 uint64 x142, x141 = bits.Mul64(x3, arg2[0]) var x143 uint64 var x144 uint64 x143, x144 = bits.Add64(x142, x139, uint64(0x0)) var x145 uint64 var x146 uint64 x145, x146 = bits.Add64(x140, x137, uint64(fiatScalarUint1(x144))) var x147 uint64 var x148 uint64 x147, x148 = bits.Add64(x138, x135, uint64(fiatScalarUint1(x146))) x149 := (uint64(fiatScalarUint1(x148)) + x136) var x150 uint64 var x151 uint64 x150, x151 = bits.Add64(x126, x141, uint64(0x0)) var x152 uint64 var x153 uint64 x152, x153 = bits.Add64(x128, x143, uint64(fiatScalarUint1(x151))) var x154 uint64 var x155 uint64 x154, x155 = bits.Add64(x130, x145, uint64(fiatScalarUint1(x153))) var x156 uint64 var x157 uint64 x156, x157 = bits.Add64(x132, x147, uint64(fiatScalarUint1(x155))) var x158 uint64 var x159 uint64 x158, x159 = bits.Add64(x134, x149, uint64(fiatScalarUint1(x157))) var x160 uint64 _, x160 = bits.Mul64(x150, 0xd2b51da312547e1b) var x162 uint64 var x163 uint64 x163, x162 = bits.Mul64(x160, 0x1000000000000000) var x164 uint64 var x165 uint64 x165, x164 = bits.Mul64(x160, 0x14def9dea2f79cd6) var x166 uint64 var x167 uint64 x167, x166 = bits.Mul64(x160, 0x5812631a5cf5d3ed) var x168 uint64 var x169 uint64 x168, x169 = bits.Add64(x167, x164, uint64(0x0)) x170 := (uint64(fiatScalarUint1(x169)) + x165) var x172 uint64 _, x172 = bits.Add64(x150, x166, uint64(0x0)) var x173 uint64 var x174 uint64 x173, x174 = bits.Add64(x152, x168, uint64(fiatScalarUint1(x172))) var x175 uint64 var x176 uint64 x175, x176 = bits.Add64(x154, x170, uint64(fiatScalarUint1(x174))) var x177 uint64 var x178 uint64 x177, x178 = bits.Add64(x156, x162, uint64(fiatScalarUint1(x176))) var x179 uint64 var x180 uint64 x179, x180 = bits.Add64(x158, x163, uint64(fiatScalarUint1(x178))) x181 := (uint64(fiatScalarUint1(x180)) + uint64(fiatScalarUint1(x159))) var x182 uint64 var x183 uint64 x182, x183 = bits.Sub64(x173, 0x5812631a5cf5d3ed, uint64(0x0)) var x184 uint64 var x185 uint64 x184, x185 = bits.Sub64(x175, 0x14def9dea2f79cd6, uint64(fiatScalarUint1(x183))) var x186 uint64 var x187 uint64 x186, x187 = bits.Sub64(x177, uint64(0x0), uint64(fiatScalarUint1(x185))) var x188 uint64 var x189 uint64 x188, x189 = bits.Sub64(x179, 0x1000000000000000, uint64(fiatScalarUint1(x187))) var x191 uint64 _, x191 = bits.Sub64(x181, uint64(0x0), uint64(fiatScalarUint1(x189))) var x192 uint64 fiatScalarCmovznzU64(&x192, fiatScalarUint1(x191), x182, x173) var x193 uint64 fiatScalarCmovznzU64(&x193, fiatScalarUint1(x191), x184, x175) var x194 uint64 fiatScalarCmovznzU64(&x194, fiatScalarUint1(x191), x186, x177) var x195 uint64 fiatScalarCmovznzU64(&x195, fiatScalarUint1(x191), x188, x179) out1[0] = x192 out1[1] = x193 out1[2] = x194 out1[3] = x195 } // fiatScalarAdd adds two field elements in the Montgomery domain. // // Preconditions: // // 0 ≤ eval arg1 < m // 0 ≤ eval arg2 < m // // Postconditions: // // eval (from_montgomery out1) mod m = (eval (from_montgomery arg1) + eval (from_montgomery arg2)) mod m // 0 ≤ eval out1 < m func fiatScalarAdd(out1 *fiatScalarMontgomeryDomainFieldElement, arg1 *fiatScalarMontgomeryDomainFieldElement, arg2 *fiatScalarMontgomeryDomainFieldElement) { var x1 uint64 var x2 uint64 x1, x2 = bits.Add64(arg1[0], arg2[0], uint64(0x0)) var x3 uint64 var x4 uint64 x3, x4 = bits.Add64(arg1[1], arg2[1], uint64(fiatScalarUint1(x2))) var x5 uint64 var x6 uint64 x5, x6 = bits.Add64(arg1[2], arg2[2], uint64(fiatScalarUint1(x4))) var x7 uint64 var x8 uint64 x7, x8 = bits.Add64(arg1[3], arg2[3], uint64(fiatScalarUint1(x6))) var x9 uint64 var x10 uint64 x9, x10 = bits.Sub64(x1, 0x5812631a5cf5d3ed, uint64(0x0)) var x11 uint64 var x12 uint64 x11, x12 = bits.Sub64(x3, 0x14def9dea2f79cd6, uint64(fiatScalarUint1(x10))) var x13 uint64 var x14 uint64 x13, x14 = bits.Sub64(x5, uint64(0x0), uint64(fiatScalarUint1(x12))) var x15 uint64 var x16 uint64 x15, x16 = bits.Sub64(x7, 0x1000000000000000, uint64(fiatScalarUint1(x14))) var x18 uint64 _, x18 = bits.Sub64(uint64(fiatScalarUint1(x8)), uint64(0x0), uint64(fiatScalarUint1(x16))) var x19 uint64 fiatScalarCmovznzU64(&x19, fiatScalarUint1(x18), x9, x1) var x20 uint64 fiatScalarCmovznzU64(&x20, fiatScalarUint1(x18), x11, x3) var x21 uint64 fiatScalarCmovznzU64(&x21, fiatScalarUint1(x18), x13, x5) var x22 uint64 fiatScalarCmovznzU64(&x22, fiatScalarUint1(x18), x15, x7) out1[0] = x19 out1[1] = x20 out1[2] = x21 out1[3] = x22 } // fiatScalarSub subtracts two field elements in the Montgomery domain. // // Preconditions: // // 0 ≤ eval arg1 < m // 0 ≤ eval arg2 < m // // Postconditions: // // eval (from_montgomery out1) mod m = (eval (from_montgomery arg1) - eval (from_montgomery arg2)) mod m // 0 ≤ eval out1 < m func fiatScalarSub(out1 *fiatScalarMontgomeryDomainFieldElement, arg1 *fiatScalarMontgomeryDomainFieldElement, arg2 *fiatScalarMontgomeryDomainFieldElement) { var x1 uint64 var x2 uint64 x1, x2 = bits.Sub64(arg1[0], arg2[0], uint64(0x0)) var x3 uint64 var x4 uint64 x3, x4 = bits.Sub64(arg1[1], arg2[1], uint64(fiatScalarUint1(x2))) var x5 uint64 var x6 uint64 x5, x6 = bits.Sub64(arg1[2], arg2[2], uint64(fiatScalarUint1(x4))) var x7 uint64 var x8 uint64 x7, x8 = bits.Sub64(arg1[3], arg2[3], uint64(fiatScalarUint1(x6))) var x9 uint64 fiatScalarCmovznzU64(&x9, fiatScalarUint1(x8), uint64(0x0), 0xffffffffffffffff) var x10 uint64 var x11 uint64 x10, x11 = bits.Add64(x1, (x9 & 0x5812631a5cf5d3ed), uint64(0x0)) var x12 uint64 var x13 uint64 x12, x13 = bits.Add64(x3, (x9 & 0x14def9dea2f79cd6), uint64(fiatScalarUint1(x11))) var x14 uint64 var x15 uint64 x14, x15 = bits.Add64(x5, uint64(0x0), uint64(fiatScalarUint1(x13))) var x16 uint64 x16, _ = bits.Add64(x7, (x9 & 0x1000000000000000), uint64(fiatScalarUint1(x15))) out1[0] = x10 out1[1] = x12 out1[2] = x14 out1[3] = x16 } // fiatScalarOpp negates a field element in the Montgomery domain. // // Preconditions: // // 0 ≤ eval arg1 < m // // Postconditions: // // eval (from_montgomery out1) mod m = -eval (from_montgomery arg1) mod m // 0 ≤ eval out1 < m func fiatScalarOpp(out1 *fiatScalarMontgomeryDomainFieldElement, arg1 *fiatScalarMontgomeryDomainFieldElement) { var x1 uint64 var x2 uint64 x1, x2 = bits.Sub64(uint64(0x0), arg1[0], uint64(0x0)) var x3 uint64 var x4 uint64 x3, x4 = bits.Sub64(uint64(0x0), arg1[1], uint64(fiatScalarUint1(x2))) var x5 uint64 var x6 uint64 x5, x6 = bits.Sub64(uint64(0x0), arg1[2], uint64(fiatScalarUint1(x4))) var x7 uint64 var x8 uint64 x7, x8 = bits.Sub64(uint64(0x0), arg1[3], uint64(fiatScalarUint1(x6))) var x9 uint64 fiatScalarCmovznzU64(&x9, fiatScalarUint1(x8), uint64(0x0), 0xffffffffffffffff) var x10 uint64 var x11 uint64 x10, x11 = bits.Add64(x1, (x9 & 0x5812631a5cf5d3ed), uint64(0x0)) var x12 uint64 var x13 uint64 x12, x13 = bits.Add64(x3, (x9 & 0x14def9dea2f79cd6), uint64(fiatScalarUint1(x11))) var x14 uint64 var x15 uint64 x14, x15 = bits.Add64(x5, uint64(0x0), uint64(fiatScalarUint1(x13))) var x16 uint64 x16, _ = bits.Add64(x7, (x9 & 0x1000000000000000), uint64(fiatScalarUint1(x15))) out1[0] = x10 out1[1] = x12 out1[2] = x14 out1[3] = x16 } // fiatScalarNonzero outputs a single non-zero word if the input is non-zero and zero otherwise. // // Preconditions: // // 0 ≤ eval arg1 < m // // Postconditions: // // out1 = 0 ↔ eval (from_montgomery arg1) mod m = 0 // // Input Bounds: // // arg1: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]] // // Output Bounds: // // out1: [0x0 ~> 0xffffffffffffffff] func fiatScalarNonzero(out1 *uint64, arg1 *[4]uint64) { x1 := (arg1[0] | (arg1[1] | (arg1[2] | arg1[3]))) *out1 = x1 } // fiatScalarFromMontgomery translates a field element out of the Montgomery domain. // // Preconditions: // // 0 ≤ eval arg1 < m // // Postconditions: // // eval out1 mod m = (eval arg1 * ((2^64)⁻¹ mod m)^4) mod m // 0 ≤ eval out1 < m func fiatScalarFromMontgomery(out1 *fiatScalarNonMontgomeryDomainFieldElement, arg1 *fiatScalarMontgomeryDomainFieldElement) { x1 := arg1[0] var x2 uint64 _, x2 = bits.Mul64(x1, 0xd2b51da312547e1b) var x4 uint64 var x5 uint64 x5, x4 = bits.Mul64(x2, 0x1000000000000000) var x6 uint64 var x7 uint64 x7, x6 = bits.Mul64(x2, 0x14def9dea2f79cd6) var x8 uint64 var x9 uint64 x9, x8 = bits.Mul64(x2, 0x5812631a5cf5d3ed) var x10 uint64 var x11 uint64 x10, x11 = bits.Add64(x9, x6, uint64(0x0)) var x13 uint64 _, x13 = bits.Add64(x1, x8, uint64(0x0)) var x14 uint64 var x15 uint64 x14, x15 = bits.Add64(uint64(0x0), x10, uint64(fiatScalarUint1(x13))) var x16 uint64 var x17 uint64 x16, x17 = bits.Add64(x14, arg1[1], uint64(0x0)) var x18 uint64 _, x18 = bits.Mul64(x16, 0xd2b51da312547e1b) var x20 uint64 var x21 uint64 x21, x20 = bits.Mul64(x18, 0x1000000000000000) var x22 uint64 var x23 uint64 x23, x22 = bits.Mul64(x18, 0x14def9dea2f79cd6) var x24 uint64 var x25 uint64 x25, x24 = bits.Mul64(x18, 0x5812631a5cf5d3ed) var x26 uint64 var x27 uint64 x26, x27 = bits.Add64(x25, x22, uint64(0x0)) var x29 uint64 _, x29 = bits.Add64(x16, x24, uint64(0x0)) var x30 uint64 var x31 uint64 x30, x31 = bits.Add64((uint64(fiatScalarUint1(x17)) + (uint64(fiatScalarUint1(x15)) + (uint64(fiatScalarUint1(x11)) + x7))), x26, uint64(fiatScalarUint1(x29))) var x32 uint64 var x33 uint64 x32, x33 = bits.Add64(x4, (uint64(fiatScalarUint1(x27)) + x23), uint64(fiatScalarUint1(x31))) var x34 uint64 var x35 uint64 x34, x35 = bits.Add64(x5, x20, uint64(fiatScalarUint1(x33))) var x36 uint64 var x37 uint64 x36, x37 = bits.Add64(x30, arg1[2], uint64(0x0)) var x38 uint64 var x39 uint64 x38, x39 = bits.Add64(x32, uint64(0x0), uint64(fiatScalarUint1(x37))) var x40 uint64 var x41 uint64 x40, x41 = bits.Add64(x34, uint64(0x0), uint64(fiatScalarUint1(x39))) var x42 uint64 _, x42 = bits.Mul64(x36, 0xd2b51da312547e1b) var x44 uint64 var x45 uint64 x45, x44 = bits.Mul64(x42, 0x1000000000000000) var x46 uint64 var x47 uint64 x47, x46 = bits.Mul64(x42, 0x14def9dea2f79cd6) var x48 uint64 var x49 uint64 x49, x48 = bits.Mul64(x42, 0x5812631a5cf5d3ed) var x50 uint64 var x51 uint64 x50, x51 = bits.Add64(x49, x46, uint64(0x0)) var x53 uint64 _, x53 = bits.Add64(x36, x48, uint64(0x0)) var x54 uint64 var x55 uint64 x54, x55 = bits.Add64(x38, x50, uint64(fiatScalarUint1(x53))) var x56 uint64 var x57 uint64 x56, x57 = bits.Add64(x40, (uint64(fiatScalarUint1(x51)) + x47), uint64(fiatScalarUint1(x55))) var x58 uint64 var x59 uint64 x58, x59 = bits.Add64((uint64(fiatScalarUint1(x41)) + (uint64(fiatScalarUint1(x35)) + x21)), x44, uint64(fiatScalarUint1(x57))) var x60 uint64 var x61 uint64 x60, x61 = bits.Add64(x54, arg1[3], uint64(0x0)) var x62 uint64 var x63 uint64 x62, x63 = bits.Add64(x56, uint64(0x0), uint64(fiatScalarUint1(x61))) var x64 uint64 var x65 uint64 x64, x65 = bits.Add64(x58, uint64(0x0), uint64(fiatScalarUint1(x63))) var x66 uint64 _, x66 = bits.Mul64(x60, 0xd2b51da312547e1b) var x68 uint64 var x69 uint64 x69, x68 = bits.Mul64(x66, 0x1000000000000000) var x70 uint64 var x71 uint64 x71, x70 = bits.Mul64(x66, 0x14def9dea2f79cd6) var x72 uint64 var x73 uint64 x73, x72 = bits.Mul64(x66, 0x5812631a5cf5d3ed) var x74 uint64 var x75 uint64 x74, x75 = bits.Add64(x73, x70, uint64(0x0)) var x77 uint64 _, x77 = bits.Add64(x60, x72, uint64(0x0)) var x78 uint64 var x79 uint64 x78, x79 = bits.Add64(x62, x74, uint64(fiatScalarUint1(x77))) var x80 uint64 var x81 uint64 x80, x81 = bits.Add64(x64, (uint64(fiatScalarUint1(x75)) + x71), uint64(fiatScalarUint1(x79))) var x82 uint64 var x83 uint64 x82, x83 = bits.Add64((uint64(fiatScalarUint1(x65)) + (uint64(fiatScalarUint1(x59)) + x45)), x68, uint64(fiatScalarUint1(x81))) x84 := (uint64(fiatScalarUint1(x83)) + x69) var x85 uint64 var x86 uint64 x85, x86 = bits.Sub64(x78, 0x5812631a5cf5d3ed, uint64(0x0)) var x87 uint64 var x88 uint64 x87, x88 = bits.Sub64(x80, 0x14def9dea2f79cd6, uint64(fiatScalarUint1(x86))) var x89 uint64 var x90 uint64 x89, x90 = bits.Sub64(x82, uint64(0x0), uint64(fiatScalarUint1(x88))) var x91 uint64 var x92 uint64 x91, x92 = bits.Sub64(x84, 0x1000000000000000, uint64(fiatScalarUint1(x90))) var x94 uint64 _, x94 = bits.Sub64(uint64(0x0), uint64(0x0), uint64(fiatScalarUint1(x92))) var x95 uint64 fiatScalarCmovznzU64(&x95, fiatScalarUint1(x94), x85, x78) var x96 uint64 fiatScalarCmovznzU64(&x96, fiatScalarUint1(x94), x87, x80) var x97 uint64 fiatScalarCmovznzU64(&x97, fiatScalarUint1(x94), x89, x82) var x98 uint64 fiatScalarCmovznzU64(&x98, fiatScalarUint1(x94), x91, x84) out1[0] = x95 out1[1] = x96 out1[2] = x97 out1[3] = x98 } // fiatScalarToMontgomery translates a field element into the Montgomery domain. // // Preconditions: // // 0 ≤ eval arg1 < m // // Postconditions: // // eval (from_montgomery out1) mod m = eval arg1 mod m // 0 ≤ eval out1 < m func fiatScalarToMontgomery(out1 *fiatScalarMontgomeryDomainFieldElement, arg1 *fiatScalarNonMontgomeryDomainFieldElement) { x1 := arg1[1] x2 := arg1[2] x3 := arg1[3] x4 := arg1[0] var x5 uint64 var x6 uint64 x6, x5 = bits.Mul64(x4, 0x399411b7c309a3d) var x7 uint64 var x8 uint64 x8, x7 = bits.Mul64(x4, 0xceec73d217f5be65) var x9 uint64 var x10 uint64 x10, x9 = bits.Mul64(x4, 0xd00e1ba768859347) var x11 uint64 var x12 uint64 x12, x11 = bits.Mul64(x4, 0xa40611e3449c0f01) var x13 uint64 var x14 uint64 x13, x14 = bits.Add64(x12, x9, uint64(0x0)) var x15 uint64 var x16 uint64 x15, x16 = bits.Add64(x10, x7, uint64(fiatScalarUint1(x14))) var x17 uint64 var x18 uint64 x17, x18 = bits.Add64(x8, x5, uint64(fiatScalarUint1(x16))) var x19 uint64 _, x19 = bits.Mul64(x11, 0xd2b51da312547e1b) var x21 uint64 var x22 uint64 x22, x21 = bits.Mul64(x19, 0x1000000000000000) var x23 uint64 var x24 uint64 x24, x23 = bits.Mul64(x19, 0x14def9dea2f79cd6) var x25 uint64 var x26 uint64 x26, x25 = bits.Mul64(x19, 0x5812631a5cf5d3ed) var x27 uint64 var x28 uint64 x27, x28 = bits.Add64(x26, x23, uint64(0x0)) var x30 uint64 _, x30 = bits.Add64(x11, x25, uint64(0x0)) var x31 uint64 var x32 uint64 x31, x32 = bits.Add64(x13, x27, uint64(fiatScalarUint1(x30))) var x33 uint64 var x34 uint64 x33, x34 = bits.Add64(x15, (uint64(fiatScalarUint1(x28)) + x24), uint64(fiatScalarUint1(x32))) var x35 uint64 var x36 uint64 x35, x36 = bits.Add64(x17, x21, uint64(fiatScalarUint1(x34))) var x37 uint64 var x38 uint64 x38, x37 = bits.Mul64(x1, 0x399411b7c309a3d) var x39 uint64 var x40 uint64 x40, x39 = bits.Mul64(x1, 0xceec73d217f5be65) var x41 uint64 var x42 uint64 x42, x41 = bits.Mul64(x1, 0xd00e1ba768859347) var x43 uint64 var x44 uint64 x44, x43 = bits.Mul64(x1, 0xa40611e3449c0f01) var x45 uint64 var x46 uint64 x45, x46 = bits.Add64(x44, x41, uint64(0x0)) var x47 uint64 var x48 uint64 x47, x48 = bits.Add64(x42, x39, uint64(fiatScalarUint1(x46))) var x49 uint64 var x50 uint64 x49, x50 = bits.Add64(x40, x37, uint64(fiatScalarUint1(x48))) var x51 uint64 var x52 uint64 x51, x52 = bits.Add64(x31, x43, uint64(0x0)) var x53 uint64 var x54 uint64 x53, x54 = bits.Add64(x33, x45, uint64(fiatScalarUint1(x52))) var x55 uint64 var x56 uint64 x55, x56 = bits.Add64(x35, x47, uint64(fiatScalarUint1(x54))) var x57 uint64 var x58 uint64 x57, x58 = bits.Add64(((uint64(fiatScalarUint1(x36)) + (uint64(fiatScalarUint1(x18)) + x6)) + x22), x49, uint64(fiatScalarUint1(x56))) var x59 uint64 _, x59 = bits.Mul64(x51, 0xd2b51da312547e1b) var x61 uint64 var x62 uint64 x62, x61 = bits.Mul64(x59, 0x1000000000000000) var x63 uint64 var x64 uint64 x64, x63 = bits.Mul64(x59, 0x14def9dea2f79cd6) var x65 uint64 var x66 uint64 x66, x65 = bits.Mul64(x59, 0x5812631a5cf5d3ed) var x67 uint64 var x68 uint64 x67, x68 = bits.Add64(x66, x63, uint64(0x0)) var x70 uint64 _, x70 = bits.Add64(x51, x65, uint64(0x0)) var x71 uint64 var x72 uint64 x71, x72 = bits.Add64(x53, x67, uint64(fiatScalarUint1(x70))) var x73 uint64 var x74 uint64 x73, x74 = bits.Add64(x55, (uint64(fiatScalarUint1(x68)) + x64), uint64(fiatScalarUint1(x72))) var x75 uint64 var x76 uint64 x75, x76 = bits.Add64(x57, x61, uint64(fiatScalarUint1(x74))) var x77 uint64 var x78 uint64 x78, x77 = bits.Mul64(x2, 0x399411b7c309a3d) var x79 uint64 var x80 uint64 x80, x79 = bits.Mul64(x2, 0xceec73d217f5be65) var x81 uint64 var x82 uint64 x82, x81 = bits.Mul64(x2, 0xd00e1ba768859347) var x83 uint64 var x84 uint64 x84, x83 = bits.Mul64(x2, 0xa40611e3449c0f01) var x85 uint64 var x86 uint64 x85, x86 = bits.Add64(x84, x81, uint64(0x0)) var x87 uint64 var x88 uint64 x87, x88 = bits.Add64(x82, x79, uint64(fiatScalarUint1(x86))) var x89 uint64 var x90 uint64 x89, x90 = bits.Add64(x80, x77, uint64(fiatScalarUint1(x88))) var x91 uint64 var x92 uint64 x91, x92 = bits.Add64(x71, x83, uint64(0x0)) var x93 uint64 var x94 uint64 x93, x94 = bits.Add64(x73, x85, uint64(fiatScalarUint1(x92))) var x95 uint64 var x96 uint64 x95, x96 = bits.Add64(x75, x87, uint64(fiatScalarUint1(x94))) var x97 uint64 var x98 uint64 x97, x98 = bits.Add64(((uint64(fiatScalarUint1(x76)) + (uint64(fiatScalarUint1(x58)) + (uint64(fiatScalarUint1(x50)) + x38))) + x62), x89, uint64(fiatScalarUint1(x96))) var x99 uint64 _, x99 = bits.Mul64(x91, 0xd2b51da312547e1b) var x101 uint64 var x102 uint64 x102, x101 = bits.Mul64(x99, 0x1000000000000000) var x103 uint64 var x104 uint64 x104, x103 = bits.Mul64(x99, 0x14def9dea2f79cd6) var x105 uint64 var x106 uint64 x106, x105 = bits.Mul64(x99, 0x5812631a5cf5d3ed) var x107 uint64 var x108 uint64 x107, x108 = bits.Add64(x106, x103, uint64(0x0)) var x110 uint64 _, x110 = bits.Add64(x91, x105, uint64(0x0)) var x111 uint64 var x112 uint64 x111, x112 = bits.Add64(x93, x107, uint64(fiatScalarUint1(x110))) var x113 uint64 var x114 uint64 x113, x114 = bits.Add64(x95, (uint64(fiatScalarUint1(x108)) + x104), uint64(fiatScalarUint1(x112))) var x115 uint64 var x116 uint64 x115, x116 = bits.Add64(x97, x101, uint64(fiatScalarUint1(x114))) var x117 uint64 var x118 uint64 x118, x117 = bits.Mul64(x3, 0x399411b7c309a3d) var x119 uint64 var x120 uint64 x120, x119 = bits.Mul64(x3, 0xceec73d217f5be65) var x121 uint64 var x122 uint64 x122, x121 = bits.Mul64(x3, 0xd00e1ba768859347) var x123 uint64 var x124 uint64 x124, x123 = bits.Mul64(x3, 0xa40611e3449c0f01) var x125 uint64 var x126 uint64 x125, x126 = bits.Add64(x124, x121, uint64(0x0)) var x127 uint64 var x128 uint64 x127, x128 = bits.Add64(x122, x119, uint64(fiatScalarUint1(x126))) var x129 uint64 var x130 uint64 x129, x130 = bits.Add64(x120, x117, uint64(fiatScalarUint1(x128))) var x131 uint64 var x132 uint64 x131, x132 = bits.Add64(x111, x123, uint64(0x0)) var x133 uint64 var x134 uint64 x133, x134 = bits.Add64(x113, x125, uint64(fiatScalarUint1(x132))) var x135 uint64 var x136 uint64 x135, x136 = bits.Add64(x115, x127, uint64(fiatScalarUint1(x134))) var x137 uint64 var x138 uint64 x137, x138 = bits.Add64(((uint64(fiatScalarUint1(x116)) + (uint64(fiatScalarUint1(x98)) + (uint64(fiatScalarUint1(x90)) + x78))) + x102), x129, uint64(fiatScalarUint1(x136))) var x139 uint64 _, x139 = bits.Mul64(x131, 0xd2b51da312547e1b) var x141 uint64 var x142 uint64 x142, x141 = bits.Mul64(x139, 0x1000000000000000) var x143 uint64 var x144 uint64 x144, x143 = bits.Mul64(x139, 0x14def9dea2f79cd6) var x145 uint64 var x146 uint64 x146, x145 = bits.Mul64(x139, 0x5812631a5cf5d3ed) var x147 uint64 var x148 uint64 x147, x148 = bits.Add64(x146, x143, uint64(0x0)) var x150 uint64 _, x150 = bits.Add64(x131, x145, uint64(0x0)) var x151 uint64 var x152 uint64 x151, x152 = bits.Add64(x133, x147, uint64(fiatScalarUint1(x150))) var x153 uint64 var x154 uint64 x153, x154 = bits.Add64(x135, (uint64(fiatScalarUint1(x148)) + x144), uint64(fiatScalarUint1(x152))) var x155 uint64 var x156 uint64 x155, x156 = bits.Add64(x137, x141, uint64(fiatScalarUint1(x154))) x157 := ((uint64(fiatScalarUint1(x156)) + (uint64(fiatScalarUint1(x138)) + (uint64(fiatScalarUint1(x130)) + x118))) + x142) var x158 uint64 var x159 uint64 x158, x159 = bits.Sub64(x151, 0x5812631a5cf5d3ed, uint64(0x0)) var x160 uint64 var x161 uint64 x160, x161 = bits.Sub64(x153, 0x14def9dea2f79cd6, uint64(fiatScalarUint1(x159))) var x162 uint64 var x163 uint64 x162, x163 = bits.Sub64(x155, uint64(0x0), uint64(fiatScalarUint1(x161))) var x164 uint64 var x165 uint64 x164, x165 = bits.Sub64(x157, 0x1000000000000000, uint64(fiatScalarUint1(x163))) var x167 uint64 _, x167 = bits.Sub64(uint64(0x0), uint64(0x0), uint64(fiatScalarUint1(x165))) var x168 uint64 fiatScalarCmovznzU64(&x168, fiatScalarUint1(x167), x158, x151) var x169 uint64 fiatScalarCmovznzU64(&x169, fiatScalarUint1(x167), x160, x153) var x170 uint64 fiatScalarCmovznzU64(&x170, fiatScalarUint1(x167), x162, x155) var x171 uint64 fiatScalarCmovznzU64(&x171, fiatScalarUint1(x167), x164, x157) out1[0] = x168 out1[1] = x169 out1[2] = x170 out1[3] = x171 } // fiatScalarToBytes serializes a field element NOT in the Montgomery domain to bytes in little-endian order. // // Preconditions: // // 0 ≤ eval arg1 < m // // Postconditions: // // out1 = map (λ x, ⌊((eval arg1 mod m) mod 2^(8 * (x + 1))) / 2^(8 * x)⌋) [0..31] // // Input Bounds: // // arg1: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0x1fffffffffffffff]] // // Output Bounds: // // out1: [[0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0x1f]] func fiatScalarToBytes(out1 *[32]uint8, arg1 *[4]uint64) { x1 := arg1[3] x2 := arg1[2] x3 := arg1[1] x4 := arg1[0] x5 := (uint8(x4) & 0xff) x6 := (x4 >> 8) x7 := (uint8(x6) & 0xff) x8 := (x6 >> 8) x9 := (uint8(x8) & 0xff) x10 := (x8 >> 8) x11 := (uint8(x10) & 0xff) x12 := (x10 >> 8) x13 := (uint8(x12) & 0xff) x14 := (x12 >> 8) x15 := (uint8(x14) & 0xff) x16 := (x14 >> 8) x17 := (uint8(x16) & 0xff) x18 := uint8((x16 >> 8)) x19 := (uint8(x3) & 0xff) x20 := (x3 >> 8) x21 := (uint8(x20) & 0xff) x22 := (x20 >> 8) x23 := (uint8(x22) & 0xff) x24 := (x22 >> 8) x25 := (uint8(x24) & 0xff) x26 := (x24 >> 8) x27 := (uint8(x26) & 0xff) x28 := (x26 >> 8) x29 := (uint8(x28) & 0xff) x30 := (x28 >> 8) x31 := (uint8(x30) & 0xff) x32 := uint8((x30 >> 8)) x33 := (uint8(x2) & 0xff) x34 := (x2 >> 8) x35 := (uint8(x34) & 0xff) x36 := (x34 >> 8) x37 := (uint8(x36) & 0xff) x38 := (x36 >> 8) x39 := (uint8(x38) & 0xff) x40 := (x38 >> 8) x41 := (uint8(x40) & 0xff) x42 := (x40 >> 8) x43 := (uint8(x42) & 0xff) x44 := (x42 >> 8) x45 := (uint8(x44) & 0xff) x46 := uint8((x44 >> 8)) x47 := (uint8(x1) & 0xff) x48 := (x1 >> 8) x49 := (uint8(x48) & 0xff) x50 := (x48 >> 8) x51 := (uint8(x50) & 0xff) x52 := (x50 >> 8) x53 := (uint8(x52) & 0xff) x54 := (x52 >> 8) x55 := (uint8(x54) & 0xff) x56 := (x54 >> 8) x57 := (uint8(x56) & 0xff) x58 := (x56 >> 8) x59 := (uint8(x58) & 0xff) x60 := uint8((x58 >> 8)) out1[0] = x5 out1[1] = x7 out1[2] = x9 out1[3] = x11 out1[4] = x13 out1[5] = x15 out1[6] = x17 out1[7] = x18 out1[8] = x19 out1[9] = x21 out1[10] = x23 out1[11] = x25 out1[12] = x27 out1[13] = x29 out1[14] = x31 out1[15] = x32 out1[16] = x33 out1[17] = x35 out1[18] = x37 out1[19] = x39 out1[20] = x41 out1[21] = x43 out1[22] = x45 out1[23] = x46 out1[24] = x47 out1[25] = x49 out1[26] = x51 out1[27] = x53 out1[28] = x55 out1[29] = x57 out1[30] = x59 out1[31] = x60 } // fiatScalarFromBytes deserializes a field element NOT in the Montgomery domain from bytes in little-endian order. // // Preconditions: // // 0 ≤ bytes_eval arg1 < m // // Postconditions: // // eval out1 mod m = bytes_eval arg1 mod m // 0 ≤ eval out1 < m // // Input Bounds: // // arg1: [[0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0x1f]] // // Output Bounds: // // out1: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0x1fffffffffffffff]] func fiatScalarFromBytes(out1 *[4]uint64, arg1 *[32]uint8) { x1 := (uint64(arg1[31]) << 56) x2 := (uint64(arg1[30]) << 48) x3 := (uint64(arg1[29]) << 40) x4 := (uint64(arg1[28]) << 32) x5 := (uint64(arg1[27]) << 24) x6 := (uint64(arg1[26]) << 16) x7 := (uint64(arg1[25]) << 8) x8 := arg1[24] x9 := (uint64(arg1[23]) << 56) x10 := (uint64(arg1[22]) << 48) x11 := (uint64(arg1[21]) << 40) x12 := (uint64(arg1[20]) << 32) x13 := (uint64(arg1[19]) << 24) x14 := (uint64(arg1[18]) << 16) x15 := (uint64(arg1[17]) << 8) x16 := arg1[16] x17 := (uint64(arg1[15]) << 56) x18 := (uint64(arg1[14]) << 48) x19 := (uint64(arg1[13]) << 40) x20 := (uint64(arg1[12]) << 32) x21 := (uint64(arg1[11]) << 24) x22 := (uint64(arg1[10]) << 16) x23 := (uint64(arg1[9]) << 8) x24 := arg1[8] x25 := (uint64(arg1[7]) << 56) x26 := (uint64(arg1[6]) << 48) x27 := (uint64(arg1[5]) << 40) x28 := (uint64(arg1[4]) << 32) x29 := (uint64(arg1[3]) << 24) x30 := (uint64(arg1[2]) << 16) x31 := (uint64(arg1[1]) << 8) x32 := arg1[0] x33 := (x31 + uint64(x32)) x34 := (x30 + x33) x35 := (x29 + x34) x36 := (x28 + x35) x37 := (x27 + x36) x38 := (x26 + x37) x39 := (x25 + x38) x40 := (x23 + uint64(x24)) x41 := (x22 + x40) x42 := (x21 + x41) x43 := (x20 + x42) x44 := (x19 + x43) x45 := (x18 + x44) x46 := (x17 + x45) x47 := (x15 + uint64(x16)) x48 := (x14 + x47) x49 := (x13 + x48) x50 := (x12 + x49) x51 := (x11 + x50) x52 := (x10 + x51) x53 := (x9 + x52) x54 := (x7 + uint64(x8)) x55 := (x6 + x54) x56 := (x5 + x55) x57 := (x4 + x56) x58 := (x3 + x57) x59 := (x2 + x58) x60 := (x1 + x59) out1[0] = x39 out1[1] = x46 out1[2] = x53 out1[3] = x60 }