master
   1// Autogenerated: 'src/ExtractionOCaml/word_by_word_montgomery' --lang Zig --internal-static --public-function-case camelCase --private-function-case camelCase --public-type-case UpperCamelCase --private-type-case UpperCamelCase --no-prefix-fiat --package-name p384 '' 64 '2^384 - 2^128 - 2^96 + 2^32 - 1' mul square add sub opp from_montgomery to_montgomery nonzero selectznz to_bytes from_bytes one msat divstep divstep_precomp
   2// curve description (via package name): p384
   3// machine_wordsize = 64 (from "64")
   4// requested operations: mul, square, add, sub, opp, from_montgomery, to_montgomery, nonzero, selectznz, to_bytes, from_bytes, one, msat, divstep, divstep_precomp
   5// m = 0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffeffffffff0000000000000000ffffffff (from "2^384 - 2^128 - 2^96 + 2^32 - 1")
   6//
   7// NOTE: In addition to the bounds specified above each function, all
   8//   functions synthesized for this Montgomery arithmetic require the
   9//   input to be strictly less than the prime modulus (m), and also
  10//   require the input to be in the unique saturated representation.
  11//   All functions also ensure that these two properties are true of
  12//   return values.
  13//
  14// Computed values:
  15//   eval z = z[0] + (z[1] << 64) + (z[2] << 128) + (z[3] << 192) + (z[4] << 256) + (z[5] << 0x140)
  16//   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) + (z[32] << 256) + (z[33] << 0x108) + (z[34] << 0x110) + (z[35] << 0x118) + (z[36] << 0x120) + (z[37] << 0x128) + (z[38] << 0x130) + (z[39] << 0x138) + (z[40] << 0x140) + (z[41] << 0x148) + (z[42] << 0x150) + (z[43] << 0x158) + (z[44] << 0x160) + (z[45] << 0x168) + (z[46] << 0x170) + (z[47] << 0x178)
  17//   twos_complement_eval z = let x1 := z[0] + (z[1] << 64) + (z[2] << 128) + (z[3] << 192) + (z[4] << 256) + (z[5] << 0x140) in
  18//                            if x1 & (2^384-1) < 2^383 then x1 & (2^384-1) else (x1 & (2^384-1)) - 2^384
  19
  20const std = @import("std");
  21const mode = @import("builtin").mode; // Checked arithmetic is disabled in non-debug modes to avoid side channels
  22
  23// The type MontgomeryDomainFieldElement is a field element in the Montgomery domain.
  24// Bounds: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
  25pub const MontgomeryDomainFieldElement = [6]u64;
  26
  27// The type NonMontgomeryDomainFieldElement is a field element NOT in the Montgomery domain.
  28// Bounds: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
  29pub const NonMontgomeryDomainFieldElement = [6]u64;
  30
  31/// The function addcarryxU64 is an addition with carry.
  32///
  33/// Postconditions:
  34///   out1 = (arg1 + arg2 + arg3) mod 2^64
  35///   out2 = ⌊(arg1 + arg2 + arg3) / 2^64⌋
  36///
  37/// Input Bounds:
  38///   arg1: [0x0 ~> 0x1]
  39///   arg2: [0x0 ~> 0xffffffffffffffff]
  40///   arg3: [0x0 ~> 0xffffffffffffffff]
  41/// Output Bounds:
  42///   out1: [0x0 ~> 0xffffffffffffffff]
  43///   out2: [0x0 ~> 0x1]
  44fn addcarryxU64(out1: *u64, out2: *u1, arg1: u1, arg2: u64, arg3: u64) void {
  45    const x = @as(u128, arg2) +% arg3 +% arg1;
  46    out1.* = @truncate(x);
  47    out2.* = @truncate(x >> 64);
  48}
  49
  50/// The function subborrowxU64 is a subtraction with borrow.
  51///
  52/// Postconditions:
  53///   out1 = (-arg1 + arg2 + -arg3) mod 2^64
  54///   out2 = -⌊(-arg1 + arg2 + -arg3) / 2^64⌋
  55///
  56/// Input Bounds:
  57///   arg1: [0x0 ~> 0x1]
  58///   arg2: [0x0 ~> 0xffffffffffffffff]
  59///   arg3: [0x0 ~> 0xffffffffffffffff]
  60/// Output Bounds:
  61///   out1: [0x0 ~> 0xffffffffffffffff]
  62///   out2: [0x0 ~> 0x1]
  63fn subborrowxU64(out1: *u64, out2: *u1, arg1: u1, arg2: u64, arg3: u64) void {
  64    const x = @as(u128, arg2) -% arg3 -% arg1;
  65    out1.* = @truncate(x);
  66    out2.* = @truncate(x >> 64);
  67}
  68
  69/// The function mulxU64 is a multiplication, returning the full double-width result.
  70///
  71/// Postconditions:
  72///   out1 = (arg1 * arg2) mod 2^64
  73///   out2 = ⌊arg1 * arg2 / 2^64⌋
  74///
  75/// Input Bounds:
  76///   arg1: [0x0 ~> 0xffffffffffffffff]
  77///   arg2: [0x0 ~> 0xffffffffffffffff]
  78/// Output Bounds:
  79///   out1: [0x0 ~> 0xffffffffffffffff]
  80///   out2: [0x0 ~> 0xffffffffffffffff]
  81fn mulxU64(out1: *u64, out2: *u64, arg1: u64, arg2: u64) void {
  82    @setRuntimeSafety(mode == .Debug);
  83
  84    const x = @as(u128, arg1) * @as(u128, arg2);
  85    out1.* = @as(u64, @truncate(x));
  86    out2.* = @as(u64, @truncate(x >> 64));
  87}
  88
  89/// The function cmovznzU64 is a single-word conditional move.
  90///
  91/// Postconditions:
  92///   out1 = (if arg1 = 0 then arg2 else arg3)
  93///
  94/// Input Bounds:
  95///   arg1: [0x0 ~> 0x1]
  96///   arg2: [0x0 ~> 0xffffffffffffffff]
  97///   arg3: [0x0 ~> 0xffffffffffffffff]
  98/// Output Bounds:
  99///   out1: [0x0 ~> 0xffffffffffffffff]
 100fn cmovznzU64(out1: *u64, arg1: u1, arg2: u64, arg3: u64) void {
 101    @setRuntimeSafety(mode == .Debug);
 102
 103    const mask = 0 -% @as(u64, arg1);
 104    out1.* = (mask & arg3) | ((~mask) & arg2);
 105}
 106
 107/// The function mul multiplies two field elements in the Montgomery domain.
 108///
 109/// Preconditions:
 110///   0 ≤ eval arg1 < m
 111///   0 ≤ eval arg2 < m
 112/// Postconditions:
 113///   eval (from_montgomery out1) mod m = (eval (from_montgomery arg1) * eval (from_montgomery arg2)) mod m
 114///   0 ≤ eval out1 < m
 115///
 116pub fn mul(out1: *MontgomeryDomainFieldElement, arg1: MontgomeryDomainFieldElement, arg2: MontgomeryDomainFieldElement) void {
 117    @setRuntimeSafety(mode == .Debug);
 118
 119    const x1 = (arg1[1]);
 120    const x2 = (arg1[2]);
 121    const x3 = (arg1[3]);
 122    const x4 = (arg1[4]);
 123    const x5 = (arg1[5]);
 124    const x6 = (arg1[0]);
 125    var x7: u64 = undefined;
 126    var x8: u64 = undefined;
 127    mulxU64(&x7, &x8, x6, (arg2[5]));
 128    var x9: u64 = undefined;
 129    var x10: u64 = undefined;
 130    mulxU64(&x9, &x10, x6, (arg2[4]));
 131    var x11: u64 = undefined;
 132    var x12: u64 = undefined;
 133    mulxU64(&x11, &x12, x6, (arg2[3]));
 134    var x13: u64 = undefined;
 135    var x14: u64 = undefined;
 136    mulxU64(&x13, &x14, x6, (arg2[2]));
 137    var x15: u64 = undefined;
 138    var x16: u64 = undefined;
 139    mulxU64(&x15, &x16, x6, (arg2[1]));
 140    var x17: u64 = undefined;
 141    var x18: u64 = undefined;
 142    mulxU64(&x17, &x18, x6, (arg2[0]));
 143    var x19: u64 = undefined;
 144    var x20: u1 = undefined;
 145    addcarryxU64(&x19, &x20, 0x0, x18, x15);
 146    var x21: u64 = undefined;
 147    var x22: u1 = undefined;
 148    addcarryxU64(&x21, &x22, x20, x16, x13);
 149    var x23: u64 = undefined;
 150    var x24: u1 = undefined;
 151    addcarryxU64(&x23, &x24, x22, x14, x11);
 152    var x25: u64 = undefined;
 153    var x26: u1 = undefined;
 154    addcarryxU64(&x25, &x26, x24, x12, x9);
 155    var x27: u64 = undefined;
 156    var x28: u1 = undefined;
 157    addcarryxU64(&x27, &x28, x26, x10, x7);
 158    const x29 = (@as(u64, x28) + x8);
 159    var x30: u64 = undefined;
 160    var x31: u64 = undefined;
 161    mulxU64(&x30, &x31, x17, 0x100000001);
 162    var x32: u64 = undefined;
 163    var x33: u64 = undefined;
 164    mulxU64(&x32, &x33, x30, 0xffffffffffffffff);
 165    var x34: u64 = undefined;
 166    var x35: u64 = undefined;
 167    mulxU64(&x34, &x35, x30, 0xffffffffffffffff);
 168    var x36: u64 = undefined;
 169    var x37: u64 = undefined;
 170    mulxU64(&x36, &x37, x30, 0xffffffffffffffff);
 171    var x38: u64 = undefined;
 172    var x39: u64 = undefined;
 173    mulxU64(&x38, &x39, x30, 0xfffffffffffffffe);
 174    var x40: u64 = undefined;
 175    var x41: u64 = undefined;
 176    mulxU64(&x40, &x41, x30, 0xffffffff00000000);
 177    var x42: u64 = undefined;
 178    var x43: u64 = undefined;
 179    mulxU64(&x42, &x43, x30, 0xffffffff);
 180    var x44: u64 = undefined;
 181    var x45: u1 = undefined;
 182    addcarryxU64(&x44, &x45, 0x0, x43, x40);
 183    var x46: u64 = undefined;
 184    var x47: u1 = undefined;
 185    addcarryxU64(&x46, &x47, x45, x41, x38);
 186    var x48: u64 = undefined;
 187    var x49: u1 = undefined;
 188    addcarryxU64(&x48, &x49, x47, x39, x36);
 189    var x50: u64 = undefined;
 190    var x51: u1 = undefined;
 191    addcarryxU64(&x50, &x51, x49, x37, x34);
 192    var x52: u64 = undefined;
 193    var x53: u1 = undefined;
 194    addcarryxU64(&x52, &x53, x51, x35, x32);
 195    const x54 = (@as(u64, x53) + x33);
 196    var x55: u64 = undefined;
 197    var x56: u1 = undefined;
 198    addcarryxU64(&x55, &x56, 0x0, x17, x42);
 199    var x57: u64 = undefined;
 200    var x58: u1 = undefined;
 201    addcarryxU64(&x57, &x58, x56, x19, x44);
 202    var x59: u64 = undefined;
 203    var x60: u1 = undefined;
 204    addcarryxU64(&x59, &x60, x58, x21, x46);
 205    var x61: u64 = undefined;
 206    var x62: u1 = undefined;
 207    addcarryxU64(&x61, &x62, x60, x23, x48);
 208    var x63: u64 = undefined;
 209    var x64: u1 = undefined;
 210    addcarryxU64(&x63, &x64, x62, x25, x50);
 211    var x65: u64 = undefined;
 212    var x66: u1 = undefined;
 213    addcarryxU64(&x65, &x66, x64, x27, x52);
 214    var x67: u64 = undefined;
 215    var x68: u1 = undefined;
 216    addcarryxU64(&x67, &x68, x66, x29, x54);
 217    var x69: u64 = undefined;
 218    var x70: u64 = undefined;
 219    mulxU64(&x69, &x70, x1, (arg2[5]));
 220    var x71: u64 = undefined;
 221    var x72: u64 = undefined;
 222    mulxU64(&x71, &x72, x1, (arg2[4]));
 223    var x73: u64 = undefined;
 224    var x74: u64 = undefined;
 225    mulxU64(&x73, &x74, x1, (arg2[3]));
 226    var x75: u64 = undefined;
 227    var x76: u64 = undefined;
 228    mulxU64(&x75, &x76, x1, (arg2[2]));
 229    var x77: u64 = undefined;
 230    var x78: u64 = undefined;
 231    mulxU64(&x77, &x78, x1, (arg2[1]));
 232    var x79: u64 = undefined;
 233    var x80: u64 = undefined;
 234    mulxU64(&x79, &x80, x1, (arg2[0]));
 235    var x81: u64 = undefined;
 236    var x82: u1 = undefined;
 237    addcarryxU64(&x81, &x82, 0x0, x80, x77);
 238    var x83: u64 = undefined;
 239    var x84: u1 = undefined;
 240    addcarryxU64(&x83, &x84, x82, x78, x75);
 241    var x85: u64 = undefined;
 242    var x86: u1 = undefined;
 243    addcarryxU64(&x85, &x86, x84, x76, x73);
 244    var x87: u64 = undefined;
 245    var x88: u1 = undefined;
 246    addcarryxU64(&x87, &x88, x86, x74, x71);
 247    var x89: u64 = undefined;
 248    var x90: u1 = undefined;
 249    addcarryxU64(&x89, &x90, x88, x72, x69);
 250    const x91 = (@as(u64, x90) + x70);
 251    var x92: u64 = undefined;
 252    var x93: u1 = undefined;
 253    addcarryxU64(&x92, &x93, 0x0, x57, x79);
 254    var x94: u64 = undefined;
 255    var x95: u1 = undefined;
 256    addcarryxU64(&x94, &x95, x93, x59, x81);
 257    var x96: u64 = undefined;
 258    var x97: u1 = undefined;
 259    addcarryxU64(&x96, &x97, x95, x61, x83);
 260    var x98: u64 = undefined;
 261    var x99: u1 = undefined;
 262    addcarryxU64(&x98, &x99, x97, x63, x85);
 263    var x100: u64 = undefined;
 264    var x101: u1 = undefined;
 265    addcarryxU64(&x100, &x101, x99, x65, x87);
 266    var x102: u64 = undefined;
 267    var x103: u1 = undefined;
 268    addcarryxU64(&x102, &x103, x101, x67, x89);
 269    var x104: u64 = undefined;
 270    var x105: u1 = undefined;
 271    addcarryxU64(&x104, &x105, x103, @as(u64, x68), x91);
 272    var x106: u64 = undefined;
 273    var x107: u64 = undefined;
 274    mulxU64(&x106, &x107, x92, 0x100000001);
 275    var x108: u64 = undefined;
 276    var x109: u64 = undefined;
 277    mulxU64(&x108, &x109, x106, 0xffffffffffffffff);
 278    var x110: u64 = undefined;
 279    var x111: u64 = undefined;
 280    mulxU64(&x110, &x111, x106, 0xffffffffffffffff);
 281    var x112: u64 = undefined;
 282    var x113: u64 = undefined;
 283    mulxU64(&x112, &x113, x106, 0xffffffffffffffff);
 284    var x114: u64 = undefined;
 285    var x115: u64 = undefined;
 286    mulxU64(&x114, &x115, x106, 0xfffffffffffffffe);
 287    var x116: u64 = undefined;
 288    var x117: u64 = undefined;
 289    mulxU64(&x116, &x117, x106, 0xffffffff00000000);
 290    var x118: u64 = undefined;
 291    var x119: u64 = undefined;
 292    mulxU64(&x118, &x119, x106, 0xffffffff);
 293    var x120: u64 = undefined;
 294    var x121: u1 = undefined;
 295    addcarryxU64(&x120, &x121, 0x0, x119, x116);
 296    var x122: u64 = undefined;
 297    var x123: u1 = undefined;
 298    addcarryxU64(&x122, &x123, x121, x117, x114);
 299    var x124: u64 = undefined;
 300    var x125: u1 = undefined;
 301    addcarryxU64(&x124, &x125, x123, x115, x112);
 302    var x126: u64 = undefined;
 303    var x127: u1 = undefined;
 304    addcarryxU64(&x126, &x127, x125, x113, x110);
 305    var x128: u64 = undefined;
 306    var x129: u1 = undefined;
 307    addcarryxU64(&x128, &x129, x127, x111, x108);
 308    const x130 = (@as(u64, x129) + x109);
 309    var x131: u64 = undefined;
 310    var x132: u1 = undefined;
 311    addcarryxU64(&x131, &x132, 0x0, x92, x118);
 312    var x133: u64 = undefined;
 313    var x134: u1 = undefined;
 314    addcarryxU64(&x133, &x134, x132, x94, x120);
 315    var x135: u64 = undefined;
 316    var x136: u1 = undefined;
 317    addcarryxU64(&x135, &x136, x134, x96, x122);
 318    var x137: u64 = undefined;
 319    var x138: u1 = undefined;
 320    addcarryxU64(&x137, &x138, x136, x98, x124);
 321    var x139: u64 = undefined;
 322    var x140: u1 = undefined;
 323    addcarryxU64(&x139, &x140, x138, x100, x126);
 324    var x141: u64 = undefined;
 325    var x142: u1 = undefined;
 326    addcarryxU64(&x141, &x142, x140, x102, x128);
 327    var x143: u64 = undefined;
 328    var x144: u1 = undefined;
 329    addcarryxU64(&x143, &x144, x142, x104, x130);
 330    const x145 = (@as(u64, x144) + @as(u64, x105));
 331    var x146: u64 = undefined;
 332    var x147: u64 = undefined;
 333    mulxU64(&x146, &x147, x2, (arg2[5]));
 334    var x148: u64 = undefined;
 335    var x149: u64 = undefined;
 336    mulxU64(&x148, &x149, x2, (arg2[4]));
 337    var x150: u64 = undefined;
 338    var x151: u64 = undefined;
 339    mulxU64(&x150, &x151, x2, (arg2[3]));
 340    var x152: u64 = undefined;
 341    var x153: u64 = undefined;
 342    mulxU64(&x152, &x153, x2, (arg2[2]));
 343    var x154: u64 = undefined;
 344    var x155: u64 = undefined;
 345    mulxU64(&x154, &x155, x2, (arg2[1]));
 346    var x156: u64 = undefined;
 347    var x157: u64 = undefined;
 348    mulxU64(&x156, &x157, x2, (arg2[0]));
 349    var x158: u64 = undefined;
 350    var x159: u1 = undefined;
 351    addcarryxU64(&x158, &x159, 0x0, x157, x154);
 352    var x160: u64 = undefined;
 353    var x161: u1 = undefined;
 354    addcarryxU64(&x160, &x161, x159, x155, x152);
 355    var x162: u64 = undefined;
 356    var x163: u1 = undefined;
 357    addcarryxU64(&x162, &x163, x161, x153, x150);
 358    var x164: u64 = undefined;
 359    var x165: u1 = undefined;
 360    addcarryxU64(&x164, &x165, x163, x151, x148);
 361    var x166: u64 = undefined;
 362    var x167: u1 = undefined;
 363    addcarryxU64(&x166, &x167, x165, x149, x146);
 364    const x168 = (@as(u64, x167) + x147);
 365    var x169: u64 = undefined;
 366    var x170: u1 = undefined;
 367    addcarryxU64(&x169, &x170, 0x0, x133, x156);
 368    var x171: u64 = undefined;
 369    var x172: u1 = undefined;
 370    addcarryxU64(&x171, &x172, x170, x135, x158);
 371    var x173: u64 = undefined;
 372    var x174: u1 = undefined;
 373    addcarryxU64(&x173, &x174, x172, x137, x160);
 374    var x175: u64 = undefined;
 375    var x176: u1 = undefined;
 376    addcarryxU64(&x175, &x176, x174, x139, x162);
 377    var x177: u64 = undefined;
 378    var x178: u1 = undefined;
 379    addcarryxU64(&x177, &x178, x176, x141, x164);
 380    var x179: u64 = undefined;
 381    var x180: u1 = undefined;
 382    addcarryxU64(&x179, &x180, x178, x143, x166);
 383    var x181: u64 = undefined;
 384    var x182: u1 = undefined;
 385    addcarryxU64(&x181, &x182, x180, x145, x168);
 386    var x183: u64 = undefined;
 387    var x184: u64 = undefined;
 388    mulxU64(&x183, &x184, x169, 0x100000001);
 389    var x185: u64 = undefined;
 390    var x186: u64 = undefined;
 391    mulxU64(&x185, &x186, x183, 0xffffffffffffffff);
 392    var x187: u64 = undefined;
 393    var x188: u64 = undefined;
 394    mulxU64(&x187, &x188, x183, 0xffffffffffffffff);
 395    var x189: u64 = undefined;
 396    var x190: u64 = undefined;
 397    mulxU64(&x189, &x190, x183, 0xffffffffffffffff);
 398    var x191: u64 = undefined;
 399    var x192: u64 = undefined;
 400    mulxU64(&x191, &x192, x183, 0xfffffffffffffffe);
 401    var x193: u64 = undefined;
 402    var x194: u64 = undefined;
 403    mulxU64(&x193, &x194, x183, 0xffffffff00000000);
 404    var x195: u64 = undefined;
 405    var x196: u64 = undefined;
 406    mulxU64(&x195, &x196, x183, 0xffffffff);
 407    var x197: u64 = undefined;
 408    var x198: u1 = undefined;
 409    addcarryxU64(&x197, &x198, 0x0, x196, x193);
 410    var x199: u64 = undefined;
 411    var x200: u1 = undefined;
 412    addcarryxU64(&x199, &x200, x198, x194, x191);
 413    var x201: u64 = undefined;
 414    var x202: u1 = undefined;
 415    addcarryxU64(&x201, &x202, x200, x192, x189);
 416    var x203: u64 = undefined;
 417    var x204: u1 = undefined;
 418    addcarryxU64(&x203, &x204, x202, x190, x187);
 419    var x205: u64 = undefined;
 420    var x206: u1 = undefined;
 421    addcarryxU64(&x205, &x206, x204, x188, x185);
 422    const x207 = (@as(u64, x206) + x186);
 423    var x208: u64 = undefined;
 424    var x209: u1 = undefined;
 425    addcarryxU64(&x208, &x209, 0x0, x169, x195);
 426    var x210: u64 = undefined;
 427    var x211: u1 = undefined;
 428    addcarryxU64(&x210, &x211, x209, x171, x197);
 429    var x212: u64 = undefined;
 430    var x213: u1 = undefined;
 431    addcarryxU64(&x212, &x213, x211, x173, x199);
 432    var x214: u64 = undefined;
 433    var x215: u1 = undefined;
 434    addcarryxU64(&x214, &x215, x213, x175, x201);
 435    var x216: u64 = undefined;
 436    var x217: u1 = undefined;
 437    addcarryxU64(&x216, &x217, x215, x177, x203);
 438    var x218: u64 = undefined;
 439    var x219: u1 = undefined;
 440    addcarryxU64(&x218, &x219, x217, x179, x205);
 441    var x220: u64 = undefined;
 442    var x221: u1 = undefined;
 443    addcarryxU64(&x220, &x221, x219, x181, x207);
 444    const x222 = (@as(u64, x221) + @as(u64, x182));
 445    var x223: u64 = undefined;
 446    var x224: u64 = undefined;
 447    mulxU64(&x223, &x224, x3, (arg2[5]));
 448    var x225: u64 = undefined;
 449    var x226: u64 = undefined;
 450    mulxU64(&x225, &x226, x3, (arg2[4]));
 451    var x227: u64 = undefined;
 452    var x228: u64 = undefined;
 453    mulxU64(&x227, &x228, x3, (arg2[3]));
 454    var x229: u64 = undefined;
 455    var x230: u64 = undefined;
 456    mulxU64(&x229, &x230, x3, (arg2[2]));
 457    var x231: u64 = undefined;
 458    var x232: u64 = undefined;
 459    mulxU64(&x231, &x232, x3, (arg2[1]));
 460    var x233: u64 = undefined;
 461    var x234: u64 = undefined;
 462    mulxU64(&x233, &x234, x3, (arg2[0]));
 463    var x235: u64 = undefined;
 464    var x236: u1 = undefined;
 465    addcarryxU64(&x235, &x236, 0x0, x234, x231);
 466    var x237: u64 = undefined;
 467    var x238: u1 = undefined;
 468    addcarryxU64(&x237, &x238, x236, x232, x229);
 469    var x239: u64 = undefined;
 470    var x240: u1 = undefined;
 471    addcarryxU64(&x239, &x240, x238, x230, x227);
 472    var x241: u64 = undefined;
 473    var x242: u1 = undefined;
 474    addcarryxU64(&x241, &x242, x240, x228, x225);
 475    var x243: u64 = undefined;
 476    var x244: u1 = undefined;
 477    addcarryxU64(&x243, &x244, x242, x226, x223);
 478    const x245 = (@as(u64, x244) + x224);
 479    var x246: u64 = undefined;
 480    var x247: u1 = undefined;
 481    addcarryxU64(&x246, &x247, 0x0, x210, x233);
 482    var x248: u64 = undefined;
 483    var x249: u1 = undefined;
 484    addcarryxU64(&x248, &x249, x247, x212, x235);
 485    var x250: u64 = undefined;
 486    var x251: u1 = undefined;
 487    addcarryxU64(&x250, &x251, x249, x214, x237);
 488    var x252: u64 = undefined;
 489    var x253: u1 = undefined;
 490    addcarryxU64(&x252, &x253, x251, x216, x239);
 491    var x254: u64 = undefined;
 492    var x255: u1 = undefined;
 493    addcarryxU64(&x254, &x255, x253, x218, x241);
 494    var x256: u64 = undefined;
 495    var x257: u1 = undefined;
 496    addcarryxU64(&x256, &x257, x255, x220, x243);
 497    var x258: u64 = undefined;
 498    var x259: u1 = undefined;
 499    addcarryxU64(&x258, &x259, x257, x222, x245);
 500    var x260: u64 = undefined;
 501    var x261: u64 = undefined;
 502    mulxU64(&x260, &x261, x246, 0x100000001);
 503    var x262: u64 = undefined;
 504    var x263: u64 = undefined;
 505    mulxU64(&x262, &x263, x260, 0xffffffffffffffff);
 506    var x264: u64 = undefined;
 507    var x265: u64 = undefined;
 508    mulxU64(&x264, &x265, x260, 0xffffffffffffffff);
 509    var x266: u64 = undefined;
 510    var x267: u64 = undefined;
 511    mulxU64(&x266, &x267, x260, 0xffffffffffffffff);
 512    var x268: u64 = undefined;
 513    var x269: u64 = undefined;
 514    mulxU64(&x268, &x269, x260, 0xfffffffffffffffe);
 515    var x270: u64 = undefined;
 516    var x271: u64 = undefined;
 517    mulxU64(&x270, &x271, x260, 0xffffffff00000000);
 518    var x272: u64 = undefined;
 519    var x273: u64 = undefined;
 520    mulxU64(&x272, &x273, x260, 0xffffffff);
 521    var x274: u64 = undefined;
 522    var x275: u1 = undefined;
 523    addcarryxU64(&x274, &x275, 0x0, x273, x270);
 524    var x276: u64 = undefined;
 525    var x277: u1 = undefined;
 526    addcarryxU64(&x276, &x277, x275, x271, x268);
 527    var x278: u64 = undefined;
 528    var x279: u1 = undefined;
 529    addcarryxU64(&x278, &x279, x277, x269, x266);
 530    var x280: u64 = undefined;
 531    var x281: u1 = undefined;
 532    addcarryxU64(&x280, &x281, x279, x267, x264);
 533    var x282: u64 = undefined;
 534    var x283: u1 = undefined;
 535    addcarryxU64(&x282, &x283, x281, x265, x262);
 536    const x284 = (@as(u64, x283) + x263);
 537    var x285: u64 = undefined;
 538    var x286: u1 = undefined;
 539    addcarryxU64(&x285, &x286, 0x0, x246, x272);
 540    var x287: u64 = undefined;
 541    var x288: u1 = undefined;
 542    addcarryxU64(&x287, &x288, x286, x248, x274);
 543    var x289: u64 = undefined;
 544    var x290: u1 = undefined;
 545    addcarryxU64(&x289, &x290, x288, x250, x276);
 546    var x291: u64 = undefined;
 547    var x292: u1 = undefined;
 548    addcarryxU64(&x291, &x292, x290, x252, x278);
 549    var x293: u64 = undefined;
 550    var x294: u1 = undefined;
 551    addcarryxU64(&x293, &x294, x292, x254, x280);
 552    var x295: u64 = undefined;
 553    var x296: u1 = undefined;
 554    addcarryxU64(&x295, &x296, x294, x256, x282);
 555    var x297: u64 = undefined;
 556    var x298: u1 = undefined;
 557    addcarryxU64(&x297, &x298, x296, x258, x284);
 558    const x299 = (@as(u64, x298) + @as(u64, x259));
 559    var x300: u64 = undefined;
 560    var x301: u64 = undefined;
 561    mulxU64(&x300, &x301, x4, (arg2[5]));
 562    var x302: u64 = undefined;
 563    var x303: u64 = undefined;
 564    mulxU64(&x302, &x303, x4, (arg2[4]));
 565    var x304: u64 = undefined;
 566    var x305: u64 = undefined;
 567    mulxU64(&x304, &x305, x4, (arg2[3]));
 568    var x306: u64 = undefined;
 569    var x307: u64 = undefined;
 570    mulxU64(&x306, &x307, x4, (arg2[2]));
 571    var x308: u64 = undefined;
 572    var x309: u64 = undefined;
 573    mulxU64(&x308, &x309, x4, (arg2[1]));
 574    var x310: u64 = undefined;
 575    var x311: u64 = undefined;
 576    mulxU64(&x310, &x311, x4, (arg2[0]));
 577    var x312: u64 = undefined;
 578    var x313: u1 = undefined;
 579    addcarryxU64(&x312, &x313, 0x0, x311, x308);
 580    var x314: u64 = undefined;
 581    var x315: u1 = undefined;
 582    addcarryxU64(&x314, &x315, x313, x309, x306);
 583    var x316: u64 = undefined;
 584    var x317: u1 = undefined;
 585    addcarryxU64(&x316, &x317, x315, x307, x304);
 586    var x318: u64 = undefined;
 587    var x319: u1 = undefined;
 588    addcarryxU64(&x318, &x319, x317, x305, x302);
 589    var x320: u64 = undefined;
 590    var x321: u1 = undefined;
 591    addcarryxU64(&x320, &x321, x319, x303, x300);
 592    const x322 = (@as(u64, x321) + x301);
 593    var x323: u64 = undefined;
 594    var x324: u1 = undefined;
 595    addcarryxU64(&x323, &x324, 0x0, x287, x310);
 596    var x325: u64 = undefined;
 597    var x326: u1 = undefined;
 598    addcarryxU64(&x325, &x326, x324, x289, x312);
 599    var x327: u64 = undefined;
 600    var x328: u1 = undefined;
 601    addcarryxU64(&x327, &x328, x326, x291, x314);
 602    var x329: u64 = undefined;
 603    var x330: u1 = undefined;
 604    addcarryxU64(&x329, &x330, x328, x293, x316);
 605    var x331: u64 = undefined;
 606    var x332: u1 = undefined;
 607    addcarryxU64(&x331, &x332, x330, x295, x318);
 608    var x333: u64 = undefined;
 609    var x334: u1 = undefined;
 610    addcarryxU64(&x333, &x334, x332, x297, x320);
 611    var x335: u64 = undefined;
 612    var x336: u1 = undefined;
 613    addcarryxU64(&x335, &x336, x334, x299, x322);
 614    var x337: u64 = undefined;
 615    var x338: u64 = undefined;
 616    mulxU64(&x337, &x338, x323, 0x100000001);
 617    var x339: u64 = undefined;
 618    var x340: u64 = undefined;
 619    mulxU64(&x339, &x340, x337, 0xffffffffffffffff);
 620    var x341: u64 = undefined;
 621    var x342: u64 = undefined;
 622    mulxU64(&x341, &x342, x337, 0xffffffffffffffff);
 623    var x343: u64 = undefined;
 624    var x344: u64 = undefined;
 625    mulxU64(&x343, &x344, x337, 0xffffffffffffffff);
 626    var x345: u64 = undefined;
 627    var x346: u64 = undefined;
 628    mulxU64(&x345, &x346, x337, 0xfffffffffffffffe);
 629    var x347: u64 = undefined;
 630    var x348: u64 = undefined;
 631    mulxU64(&x347, &x348, x337, 0xffffffff00000000);
 632    var x349: u64 = undefined;
 633    var x350: u64 = undefined;
 634    mulxU64(&x349, &x350, x337, 0xffffffff);
 635    var x351: u64 = undefined;
 636    var x352: u1 = undefined;
 637    addcarryxU64(&x351, &x352, 0x0, x350, x347);
 638    var x353: u64 = undefined;
 639    var x354: u1 = undefined;
 640    addcarryxU64(&x353, &x354, x352, x348, x345);
 641    var x355: u64 = undefined;
 642    var x356: u1 = undefined;
 643    addcarryxU64(&x355, &x356, x354, x346, x343);
 644    var x357: u64 = undefined;
 645    var x358: u1 = undefined;
 646    addcarryxU64(&x357, &x358, x356, x344, x341);
 647    var x359: u64 = undefined;
 648    var x360: u1 = undefined;
 649    addcarryxU64(&x359, &x360, x358, x342, x339);
 650    const x361 = (@as(u64, x360) + x340);
 651    var x362: u64 = undefined;
 652    var x363: u1 = undefined;
 653    addcarryxU64(&x362, &x363, 0x0, x323, x349);
 654    var x364: u64 = undefined;
 655    var x365: u1 = undefined;
 656    addcarryxU64(&x364, &x365, x363, x325, x351);
 657    var x366: u64 = undefined;
 658    var x367: u1 = undefined;
 659    addcarryxU64(&x366, &x367, x365, x327, x353);
 660    var x368: u64 = undefined;
 661    var x369: u1 = undefined;
 662    addcarryxU64(&x368, &x369, x367, x329, x355);
 663    var x370: u64 = undefined;
 664    var x371: u1 = undefined;
 665    addcarryxU64(&x370, &x371, x369, x331, x357);
 666    var x372: u64 = undefined;
 667    var x373: u1 = undefined;
 668    addcarryxU64(&x372, &x373, x371, x333, x359);
 669    var x374: u64 = undefined;
 670    var x375: u1 = undefined;
 671    addcarryxU64(&x374, &x375, x373, x335, x361);
 672    const x376 = (@as(u64, x375) + @as(u64, x336));
 673    var x377: u64 = undefined;
 674    var x378: u64 = undefined;
 675    mulxU64(&x377, &x378, x5, (arg2[5]));
 676    var x379: u64 = undefined;
 677    var x380: u64 = undefined;
 678    mulxU64(&x379, &x380, x5, (arg2[4]));
 679    var x381: u64 = undefined;
 680    var x382: u64 = undefined;
 681    mulxU64(&x381, &x382, x5, (arg2[3]));
 682    var x383: u64 = undefined;
 683    var x384: u64 = undefined;
 684    mulxU64(&x383, &x384, x5, (arg2[2]));
 685    var x385: u64 = undefined;
 686    var x386: u64 = undefined;
 687    mulxU64(&x385, &x386, x5, (arg2[1]));
 688    var x387: u64 = undefined;
 689    var x388: u64 = undefined;
 690    mulxU64(&x387, &x388, x5, (arg2[0]));
 691    var x389: u64 = undefined;
 692    var x390: u1 = undefined;
 693    addcarryxU64(&x389, &x390, 0x0, x388, x385);
 694    var x391: u64 = undefined;
 695    var x392: u1 = undefined;
 696    addcarryxU64(&x391, &x392, x390, x386, x383);
 697    var x393: u64 = undefined;
 698    var x394: u1 = undefined;
 699    addcarryxU64(&x393, &x394, x392, x384, x381);
 700    var x395: u64 = undefined;
 701    var x396: u1 = undefined;
 702    addcarryxU64(&x395, &x396, x394, x382, x379);
 703    var x397: u64 = undefined;
 704    var x398: u1 = undefined;
 705    addcarryxU64(&x397, &x398, x396, x380, x377);
 706    const x399 = (@as(u64, x398) + x378);
 707    var x400: u64 = undefined;
 708    var x401: u1 = undefined;
 709    addcarryxU64(&x400, &x401, 0x0, x364, x387);
 710    var x402: u64 = undefined;
 711    var x403: u1 = undefined;
 712    addcarryxU64(&x402, &x403, x401, x366, x389);
 713    var x404: u64 = undefined;
 714    var x405: u1 = undefined;
 715    addcarryxU64(&x404, &x405, x403, x368, x391);
 716    var x406: u64 = undefined;
 717    var x407: u1 = undefined;
 718    addcarryxU64(&x406, &x407, x405, x370, x393);
 719    var x408: u64 = undefined;
 720    var x409: u1 = undefined;
 721    addcarryxU64(&x408, &x409, x407, x372, x395);
 722    var x410: u64 = undefined;
 723    var x411: u1 = undefined;
 724    addcarryxU64(&x410, &x411, x409, x374, x397);
 725    var x412: u64 = undefined;
 726    var x413: u1 = undefined;
 727    addcarryxU64(&x412, &x413, x411, x376, x399);
 728    var x414: u64 = undefined;
 729    var x415: u64 = undefined;
 730    mulxU64(&x414, &x415, x400, 0x100000001);
 731    var x416: u64 = undefined;
 732    var x417: u64 = undefined;
 733    mulxU64(&x416, &x417, x414, 0xffffffffffffffff);
 734    var x418: u64 = undefined;
 735    var x419: u64 = undefined;
 736    mulxU64(&x418, &x419, x414, 0xffffffffffffffff);
 737    var x420: u64 = undefined;
 738    var x421: u64 = undefined;
 739    mulxU64(&x420, &x421, x414, 0xffffffffffffffff);
 740    var x422: u64 = undefined;
 741    var x423: u64 = undefined;
 742    mulxU64(&x422, &x423, x414, 0xfffffffffffffffe);
 743    var x424: u64 = undefined;
 744    var x425: u64 = undefined;
 745    mulxU64(&x424, &x425, x414, 0xffffffff00000000);
 746    var x426: u64 = undefined;
 747    var x427: u64 = undefined;
 748    mulxU64(&x426, &x427, x414, 0xffffffff);
 749    var x428: u64 = undefined;
 750    var x429: u1 = undefined;
 751    addcarryxU64(&x428, &x429, 0x0, x427, x424);
 752    var x430: u64 = undefined;
 753    var x431: u1 = undefined;
 754    addcarryxU64(&x430, &x431, x429, x425, x422);
 755    var x432: u64 = undefined;
 756    var x433: u1 = undefined;
 757    addcarryxU64(&x432, &x433, x431, x423, x420);
 758    var x434: u64 = undefined;
 759    var x435: u1 = undefined;
 760    addcarryxU64(&x434, &x435, x433, x421, x418);
 761    var x436: u64 = undefined;
 762    var x437: u1 = undefined;
 763    addcarryxU64(&x436, &x437, x435, x419, x416);
 764    const x438 = (@as(u64, x437) + x417);
 765    var x439: u64 = undefined;
 766    var x440: u1 = undefined;
 767    addcarryxU64(&x439, &x440, 0x0, x400, x426);
 768    var x441: u64 = undefined;
 769    var x442: u1 = undefined;
 770    addcarryxU64(&x441, &x442, x440, x402, x428);
 771    var x443: u64 = undefined;
 772    var x444: u1 = undefined;
 773    addcarryxU64(&x443, &x444, x442, x404, x430);
 774    var x445: u64 = undefined;
 775    var x446: u1 = undefined;
 776    addcarryxU64(&x445, &x446, x444, x406, x432);
 777    var x447: u64 = undefined;
 778    var x448: u1 = undefined;
 779    addcarryxU64(&x447, &x448, x446, x408, x434);
 780    var x449: u64 = undefined;
 781    var x450: u1 = undefined;
 782    addcarryxU64(&x449, &x450, x448, x410, x436);
 783    var x451: u64 = undefined;
 784    var x452: u1 = undefined;
 785    addcarryxU64(&x451, &x452, x450, x412, x438);
 786    const x453 = (@as(u64, x452) + @as(u64, x413));
 787    var x454: u64 = undefined;
 788    var x455: u1 = undefined;
 789    subborrowxU64(&x454, &x455, 0x0, x441, 0xffffffff);
 790    var x456: u64 = undefined;
 791    var x457: u1 = undefined;
 792    subborrowxU64(&x456, &x457, x455, x443, 0xffffffff00000000);
 793    var x458: u64 = undefined;
 794    var x459: u1 = undefined;
 795    subborrowxU64(&x458, &x459, x457, x445, 0xfffffffffffffffe);
 796    var x460: u64 = undefined;
 797    var x461: u1 = undefined;
 798    subborrowxU64(&x460, &x461, x459, x447, 0xffffffffffffffff);
 799    var x462: u64 = undefined;
 800    var x463: u1 = undefined;
 801    subborrowxU64(&x462, &x463, x461, x449, 0xffffffffffffffff);
 802    var x464: u64 = undefined;
 803    var x465: u1 = undefined;
 804    subborrowxU64(&x464, &x465, x463, x451, 0xffffffffffffffff);
 805    var x466: u64 = undefined;
 806    var x467: u1 = undefined;
 807    subborrowxU64(&x466, &x467, x465, x453, 0x0);
 808    var x468: u64 = undefined;
 809    cmovznzU64(&x468, x467, x454, x441);
 810    var x469: u64 = undefined;
 811    cmovznzU64(&x469, x467, x456, x443);
 812    var x470: u64 = undefined;
 813    cmovznzU64(&x470, x467, x458, x445);
 814    var x471: u64 = undefined;
 815    cmovznzU64(&x471, x467, x460, x447);
 816    var x472: u64 = undefined;
 817    cmovznzU64(&x472, x467, x462, x449);
 818    var x473: u64 = undefined;
 819    cmovznzU64(&x473, x467, x464, x451);
 820    out1[0] = x468;
 821    out1[1] = x469;
 822    out1[2] = x470;
 823    out1[3] = x471;
 824    out1[4] = x472;
 825    out1[5] = x473;
 826}
 827
 828/// The function square squares a field element in the Montgomery domain.
 829///
 830/// Preconditions:
 831///   0 ≤ eval arg1 < m
 832/// Postconditions:
 833///   eval (from_montgomery out1) mod m = (eval (from_montgomery arg1) * eval (from_montgomery arg1)) mod m
 834///   0 ≤ eval out1 < m
 835///
 836pub fn square(out1: *MontgomeryDomainFieldElement, arg1: MontgomeryDomainFieldElement) void {
 837    @setRuntimeSafety(mode == .Debug);
 838
 839    const x1 = (arg1[1]);
 840    const x2 = (arg1[2]);
 841    const x3 = (arg1[3]);
 842    const x4 = (arg1[4]);
 843    const x5 = (arg1[5]);
 844    const x6 = (arg1[0]);
 845    var x7: u64 = undefined;
 846    var x8: u64 = undefined;
 847    mulxU64(&x7, &x8, x6, (arg1[5]));
 848    var x9: u64 = undefined;
 849    var x10: u64 = undefined;
 850    mulxU64(&x9, &x10, x6, (arg1[4]));
 851    var x11: u64 = undefined;
 852    var x12: u64 = undefined;
 853    mulxU64(&x11, &x12, x6, (arg1[3]));
 854    var x13: u64 = undefined;
 855    var x14: u64 = undefined;
 856    mulxU64(&x13, &x14, x6, (arg1[2]));
 857    var x15: u64 = undefined;
 858    var x16: u64 = undefined;
 859    mulxU64(&x15, &x16, x6, (arg1[1]));
 860    var x17: u64 = undefined;
 861    var x18: u64 = undefined;
 862    mulxU64(&x17, &x18, x6, (arg1[0]));
 863    var x19: u64 = undefined;
 864    var x20: u1 = undefined;
 865    addcarryxU64(&x19, &x20, 0x0, x18, x15);
 866    var x21: u64 = undefined;
 867    var x22: u1 = undefined;
 868    addcarryxU64(&x21, &x22, x20, x16, x13);
 869    var x23: u64 = undefined;
 870    var x24: u1 = undefined;
 871    addcarryxU64(&x23, &x24, x22, x14, x11);
 872    var x25: u64 = undefined;
 873    var x26: u1 = undefined;
 874    addcarryxU64(&x25, &x26, x24, x12, x9);
 875    var x27: u64 = undefined;
 876    var x28: u1 = undefined;
 877    addcarryxU64(&x27, &x28, x26, x10, x7);
 878    const x29 = (@as(u64, x28) + x8);
 879    var x30: u64 = undefined;
 880    var x31: u64 = undefined;
 881    mulxU64(&x30, &x31, x17, 0x100000001);
 882    var x32: u64 = undefined;
 883    var x33: u64 = undefined;
 884    mulxU64(&x32, &x33, x30, 0xffffffffffffffff);
 885    var x34: u64 = undefined;
 886    var x35: u64 = undefined;
 887    mulxU64(&x34, &x35, x30, 0xffffffffffffffff);
 888    var x36: u64 = undefined;
 889    var x37: u64 = undefined;
 890    mulxU64(&x36, &x37, x30, 0xffffffffffffffff);
 891    var x38: u64 = undefined;
 892    var x39: u64 = undefined;
 893    mulxU64(&x38, &x39, x30, 0xfffffffffffffffe);
 894    var x40: u64 = undefined;
 895    var x41: u64 = undefined;
 896    mulxU64(&x40, &x41, x30, 0xffffffff00000000);
 897    var x42: u64 = undefined;
 898    var x43: u64 = undefined;
 899    mulxU64(&x42, &x43, x30, 0xffffffff);
 900    var x44: u64 = undefined;
 901    var x45: u1 = undefined;
 902    addcarryxU64(&x44, &x45, 0x0, x43, x40);
 903    var x46: u64 = undefined;
 904    var x47: u1 = undefined;
 905    addcarryxU64(&x46, &x47, x45, x41, x38);
 906    var x48: u64 = undefined;
 907    var x49: u1 = undefined;
 908    addcarryxU64(&x48, &x49, x47, x39, x36);
 909    var x50: u64 = undefined;
 910    var x51: u1 = undefined;
 911    addcarryxU64(&x50, &x51, x49, x37, x34);
 912    var x52: u64 = undefined;
 913    var x53: u1 = undefined;
 914    addcarryxU64(&x52, &x53, x51, x35, x32);
 915    const x54 = (@as(u64, x53) + x33);
 916    var x55: u64 = undefined;
 917    var x56: u1 = undefined;
 918    addcarryxU64(&x55, &x56, 0x0, x17, x42);
 919    var x57: u64 = undefined;
 920    var x58: u1 = undefined;
 921    addcarryxU64(&x57, &x58, x56, x19, x44);
 922    var x59: u64 = undefined;
 923    var x60: u1 = undefined;
 924    addcarryxU64(&x59, &x60, x58, x21, x46);
 925    var x61: u64 = undefined;
 926    var x62: u1 = undefined;
 927    addcarryxU64(&x61, &x62, x60, x23, x48);
 928    var x63: u64 = undefined;
 929    var x64: u1 = undefined;
 930    addcarryxU64(&x63, &x64, x62, x25, x50);
 931    var x65: u64 = undefined;
 932    var x66: u1 = undefined;
 933    addcarryxU64(&x65, &x66, x64, x27, x52);
 934    var x67: u64 = undefined;
 935    var x68: u1 = undefined;
 936    addcarryxU64(&x67, &x68, x66, x29, x54);
 937    var x69: u64 = undefined;
 938    var x70: u64 = undefined;
 939    mulxU64(&x69, &x70, x1, (arg1[5]));
 940    var x71: u64 = undefined;
 941    var x72: u64 = undefined;
 942    mulxU64(&x71, &x72, x1, (arg1[4]));
 943    var x73: u64 = undefined;
 944    var x74: u64 = undefined;
 945    mulxU64(&x73, &x74, x1, (arg1[3]));
 946    var x75: u64 = undefined;
 947    var x76: u64 = undefined;
 948    mulxU64(&x75, &x76, x1, (arg1[2]));
 949    var x77: u64 = undefined;
 950    var x78: u64 = undefined;
 951    mulxU64(&x77, &x78, x1, (arg1[1]));
 952    var x79: u64 = undefined;
 953    var x80: u64 = undefined;
 954    mulxU64(&x79, &x80, x1, (arg1[0]));
 955    var x81: u64 = undefined;
 956    var x82: u1 = undefined;
 957    addcarryxU64(&x81, &x82, 0x0, x80, x77);
 958    var x83: u64 = undefined;
 959    var x84: u1 = undefined;
 960    addcarryxU64(&x83, &x84, x82, x78, x75);
 961    var x85: u64 = undefined;
 962    var x86: u1 = undefined;
 963    addcarryxU64(&x85, &x86, x84, x76, x73);
 964    var x87: u64 = undefined;
 965    var x88: u1 = undefined;
 966    addcarryxU64(&x87, &x88, x86, x74, x71);
 967    var x89: u64 = undefined;
 968    var x90: u1 = undefined;
 969    addcarryxU64(&x89, &x90, x88, x72, x69);
 970    const x91 = (@as(u64, x90) + x70);
 971    var x92: u64 = undefined;
 972    var x93: u1 = undefined;
 973    addcarryxU64(&x92, &x93, 0x0, x57, x79);
 974    var x94: u64 = undefined;
 975    var x95: u1 = undefined;
 976    addcarryxU64(&x94, &x95, x93, x59, x81);
 977    var x96: u64 = undefined;
 978    var x97: u1 = undefined;
 979    addcarryxU64(&x96, &x97, x95, x61, x83);
 980    var x98: u64 = undefined;
 981    var x99: u1 = undefined;
 982    addcarryxU64(&x98, &x99, x97, x63, x85);
 983    var x100: u64 = undefined;
 984    var x101: u1 = undefined;
 985    addcarryxU64(&x100, &x101, x99, x65, x87);
 986    var x102: u64 = undefined;
 987    var x103: u1 = undefined;
 988    addcarryxU64(&x102, &x103, x101, x67, x89);
 989    var x104: u64 = undefined;
 990    var x105: u1 = undefined;
 991    addcarryxU64(&x104, &x105, x103, @as(u64, x68), x91);
 992    var x106: u64 = undefined;
 993    var x107: u64 = undefined;
 994    mulxU64(&x106, &x107, x92, 0x100000001);
 995    var x108: u64 = undefined;
 996    var x109: u64 = undefined;
 997    mulxU64(&x108, &x109, x106, 0xffffffffffffffff);
 998    var x110: u64 = undefined;
 999    var x111: u64 = undefined;
1000    mulxU64(&x110, &x111, x106, 0xffffffffffffffff);
1001    var x112: u64 = undefined;
1002    var x113: u64 = undefined;
1003    mulxU64(&x112, &x113, x106, 0xffffffffffffffff);
1004    var x114: u64 = undefined;
1005    var x115: u64 = undefined;
1006    mulxU64(&x114, &x115, x106, 0xfffffffffffffffe);
1007    var x116: u64 = undefined;
1008    var x117: u64 = undefined;
1009    mulxU64(&x116, &x117, x106, 0xffffffff00000000);
1010    var x118: u64 = undefined;
1011    var x119: u64 = undefined;
1012    mulxU64(&x118, &x119, x106, 0xffffffff);
1013    var x120: u64 = undefined;
1014    var x121: u1 = undefined;
1015    addcarryxU64(&x120, &x121, 0x0, x119, x116);
1016    var x122: u64 = undefined;
1017    var x123: u1 = undefined;
1018    addcarryxU64(&x122, &x123, x121, x117, x114);
1019    var x124: u64 = undefined;
1020    var x125: u1 = undefined;
1021    addcarryxU64(&x124, &x125, x123, x115, x112);
1022    var x126: u64 = undefined;
1023    var x127: u1 = undefined;
1024    addcarryxU64(&x126, &x127, x125, x113, x110);
1025    var x128: u64 = undefined;
1026    var x129: u1 = undefined;
1027    addcarryxU64(&x128, &x129, x127, x111, x108);
1028    const x130 = (@as(u64, x129) + x109);
1029    var x131: u64 = undefined;
1030    var x132: u1 = undefined;
1031    addcarryxU64(&x131, &x132, 0x0, x92, x118);
1032    var x133: u64 = undefined;
1033    var x134: u1 = undefined;
1034    addcarryxU64(&x133, &x134, x132, x94, x120);
1035    var x135: u64 = undefined;
1036    var x136: u1 = undefined;
1037    addcarryxU64(&x135, &x136, x134, x96, x122);
1038    var x137: u64 = undefined;
1039    var x138: u1 = undefined;
1040    addcarryxU64(&x137, &x138, x136, x98, x124);
1041    var x139: u64 = undefined;
1042    var x140: u1 = undefined;
1043    addcarryxU64(&x139, &x140, x138, x100, x126);
1044    var x141: u64 = undefined;
1045    var x142: u1 = undefined;
1046    addcarryxU64(&x141, &x142, x140, x102, x128);
1047    var x143: u64 = undefined;
1048    var x144: u1 = undefined;
1049    addcarryxU64(&x143, &x144, x142, x104, x130);
1050    const x145 = (@as(u64, x144) + @as(u64, x105));
1051    var x146: u64 = undefined;
1052    var x147: u64 = undefined;
1053    mulxU64(&x146, &x147, x2, (arg1[5]));
1054    var x148: u64 = undefined;
1055    var x149: u64 = undefined;
1056    mulxU64(&x148, &x149, x2, (arg1[4]));
1057    var x150: u64 = undefined;
1058    var x151: u64 = undefined;
1059    mulxU64(&x150, &x151, x2, (arg1[3]));
1060    var x152: u64 = undefined;
1061    var x153: u64 = undefined;
1062    mulxU64(&x152, &x153, x2, (arg1[2]));
1063    var x154: u64 = undefined;
1064    var x155: u64 = undefined;
1065    mulxU64(&x154, &x155, x2, (arg1[1]));
1066    var x156: u64 = undefined;
1067    var x157: u64 = undefined;
1068    mulxU64(&x156, &x157, x2, (arg1[0]));
1069    var x158: u64 = undefined;
1070    var x159: u1 = undefined;
1071    addcarryxU64(&x158, &x159, 0x0, x157, x154);
1072    var x160: u64 = undefined;
1073    var x161: u1 = undefined;
1074    addcarryxU64(&x160, &x161, x159, x155, x152);
1075    var x162: u64 = undefined;
1076    var x163: u1 = undefined;
1077    addcarryxU64(&x162, &x163, x161, x153, x150);
1078    var x164: u64 = undefined;
1079    var x165: u1 = undefined;
1080    addcarryxU64(&x164, &x165, x163, x151, x148);
1081    var x166: u64 = undefined;
1082    var x167: u1 = undefined;
1083    addcarryxU64(&x166, &x167, x165, x149, x146);
1084    const x168 = (@as(u64, x167) + x147);
1085    var x169: u64 = undefined;
1086    var x170: u1 = undefined;
1087    addcarryxU64(&x169, &x170, 0x0, x133, x156);
1088    var x171: u64 = undefined;
1089    var x172: u1 = undefined;
1090    addcarryxU64(&x171, &x172, x170, x135, x158);
1091    var x173: u64 = undefined;
1092    var x174: u1 = undefined;
1093    addcarryxU64(&x173, &x174, x172, x137, x160);
1094    var x175: u64 = undefined;
1095    var x176: u1 = undefined;
1096    addcarryxU64(&x175, &x176, x174, x139, x162);
1097    var x177: u64 = undefined;
1098    var x178: u1 = undefined;
1099    addcarryxU64(&x177, &x178, x176, x141, x164);
1100    var x179: u64 = undefined;
1101    var x180: u1 = undefined;
1102    addcarryxU64(&x179, &x180, x178, x143, x166);
1103    var x181: u64 = undefined;
1104    var x182: u1 = undefined;
1105    addcarryxU64(&x181, &x182, x180, x145, x168);
1106    var x183: u64 = undefined;
1107    var x184: u64 = undefined;
1108    mulxU64(&x183, &x184, x169, 0x100000001);
1109    var x185: u64 = undefined;
1110    var x186: u64 = undefined;
1111    mulxU64(&x185, &x186, x183, 0xffffffffffffffff);
1112    var x187: u64 = undefined;
1113    var x188: u64 = undefined;
1114    mulxU64(&x187, &x188, x183, 0xffffffffffffffff);
1115    var x189: u64 = undefined;
1116    var x190: u64 = undefined;
1117    mulxU64(&x189, &x190, x183, 0xffffffffffffffff);
1118    var x191: u64 = undefined;
1119    var x192: u64 = undefined;
1120    mulxU64(&x191, &x192, x183, 0xfffffffffffffffe);
1121    var x193: u64 = undefined;
1122    var x194: u64 = undefined;
1123    mulxU64(&x193, &x194, x183, 0xffffffff00000000);
1124    var x195: u64 = undefined;
1125    var x196: u64 = undefined;
1126    mulxU64(&x195, &x196, x183, 0xffffffff);
1127    var x197: u64 = undefined;
1128    var x198: u1 = undefined;
1129    addcarryxU64(&x197, &x198, 0x0, x196, x193);
1130    var x199: u64 = undefined;
1131    var x200: u1 = undefined;
1132    addcarryxU64(&x199, &x200, x198, x194, x191);
1133    var x201: u64 = undefined;
1134    var x202: u1 = undefined;
1135    addcarryxU64(&x201, &x202, x200, x192, x189);
1136    var x203: u64 = undefined;
1137    var x204: u1 = undefined;
1138    addcarryxU64(&x203, &x204, x202, x190, x187);
1139    var x205: u64 = undefined;
1140    var x206: u1 = undefined;
1141    addcarryxU64(&x205, &x206, x204, x188, x185);
1142    const x207 = (@as(u64, x206) + x186);
1143    var x208: u64 = undefined;
1144    var x209: u1 = undefined;
1145    addcarryxU64(&x208, &x209, 0x0, x169, x195);
1146    var x210: u64 = undefined;
1147    var x211: u1 = undefined;
1148    addcarryxU64(&x210, &x211, x209, x171, x197);
1149    var x212: u64 = undefined;
1150    var x213: u1 = undefined;
1151    addcarryxU64(&x212, &x213, x211, x173, x199);
1152    var x214: u64 = undefined;
1153    var x215: u1 = undefined;
1154    addcarryxU64(&x214, &x215, x213, x175, x201);
1155    var x216: u64 = undefined;
1156    var x217: u1 = undefined;
1157    addcarryxU64(&x216, &x217, x215, x177, x203);
1158    var x218: u64 = undefined;
1159    var x219: u1 = undefined;
1160    addcarryxU64(&x218, &x219, x217, x179, x205);
1161    var x220: u64 = undefined;
1162    var x221: u1 = undefined;
1163    addcarryxU64(&x220, &x221, x219, x181, x207);
1164    const x222 = (@as(u64, x221) + @as(u64, x182));
1165    var x223: u64 = undefined;
1166    var x224: u64 = undefined;
1167    mulxU64(&x223, &x224, x3, (arg1[5]));
1168    var x225: u64 = undefined;
1169    var x226: u64 = undefined;
1170    mulxU64(&x225, &x226, x3, (arg1[4]));
1171    var x227: u64 = undefined;
1172    var x228: u64 = undefined;
1173    mulxU64(&x227, &x228, x3, (arg1[3]));
1174    var x229: u64 = undefined;
1175    var x230: u64 = undefined;
1176    mulxU64(&x229, &x230, x3, (arg1[2]));
1177    var x231: u64 = undefined;
1178    var x232: u64 = undefined;
1179    mulxU64(&x231, &x232, x3, (arg1[1]));
1180    var x233: u64 = undefined;
1181    var x234: u64 = undefined;
1182    mulxU64(&x233, &x234, x3, (arg1[0]));
1183    var x235: u64 = undefined;
1184    var x236: u1 = undefined;
1185    addcarryxU64(&x235, &x236, 0x0, x234, x231);
1186    var x237: u64 = undefined;
1187    var x238: u1 = undefined;
1188    addcarryxU64(&x237, &x238, x236, x232, x229);
1189    var x239: u64 = undefined;
1190    var x240: u1 = undefined;
1191    addcarryxU64(&x239, &x240, x238, x230, x227);
1192    var x241: u64 = undefined;
1193    var x242: u1 = undefined;
1194    addcarryxU64(&x241, &x242, x240, x228, x225);
1195    var x243: u64 = undefined;
1196    var x244: u1 = undefined;
1197    addcarryxU64(&x243, &x244, x242, x226, x223);
1198    const x245 = (@as(u64, x244) + x224);
1199    var x246: u64 = undefined;
1200    var x247: u1 = undefined;
1201    addcarryxU64(&x246, &x247, 0x0, x210, x233);
1202    var x248: u64 = undefined;
1203    var x249: u1 = undefined;
1204    addcarryxU64(&x248, &x249, x247, x212, x235);
1205    var x250: u64 = undefined;
1206    var x251: u1 = undefined;
1207    addcarryxU64(&x250, &x251, x249, x214, x237);
1208    var x252: u64 = undefined;
1209    var x253: u1 = undefined;
1210    addcarryxU64(&x252, &x253, x251, x216, x239);
1211    var x254: u64 = undefined;
1212    var x255: u1 = undefined;
1213    addcarryxU64(&x254, &x255, x253, x218, x241);
1214    var x256: u64 = undefined;
1215    var x257: u1 = undefined;
1216    addcarryxU64(&x256, &x257, x255, x220, x243);
1217    var x258: u64 = undefined;
1218    var x259: u1 = undefined;
1219    addcarryxU64(&x258, &x259, x257, x222, x245);
1220    var x260: u64 = undefined;
1221    var x261: u64 = undefined;
1222    mulxU64(&x260, &x261, x246, 0x100000001);
1223    var x262: u64 = undefined;
1224    var x263: u64 = undefined;
1225    mulxU64(&x262, &x263, x260, 0xffffffffffffffff);
1226    var x264: u64 = undefined;
1227    var x265: u64 = undefined;
1228    mulxU64(&x264, &x265, x260, 0xffffffffffffffff);
1229    var x266: u64 = undefined;
1230    var x267: u64 = undefined;
1231    mulxU64(&x266, &x267, x260, 0xffffffffffffffff);
1232    var x268: u64 = undefined;
1233    var x269: u64 = undefined;
1234    mulxU64(&x268, &x269, x260, 0xfffffffffffffffe);
1235    var x270: u64 = undefined;
1236    var x271: u64 = undefined;
1237    mulxU64(&x270, &x271, x260, 0xffffffff00000000);
1238    var x272: u64 = undefined;
1239    var x273: u64 = undefined;
1240    mulxU64(&x272, &x273, x260, 0xffffffff);
1241    var x274: u64 = undefined;
1242    var x275: u1 = undefined;
1243    addcarryxU64(&x274, &x275, 0x0, x273, x270);
1244    var x276: u64 = undefined;
1245    var x277: u1 = undefined;
1246    addcarryxU64(&x276, &x277, x275, x271, x268);
1247    var x278: u64 = undefined;
1248    var x279: u1 = undefined;
1249    addcarryxU64(&x278, &x279, x277, x269, x266);
1250    var x280: u64 = undefined;
1251    var x281: u1 = undefined;
1252    addcarryxU64(&x280, &x281, x279, x267, x264);
1253    var x282: u64 = undefined;
1254    var x283: u1 = undefined;
1255    addcarryxU64(&x282, &x283, x281, x265, x262);
1256    const x284 = (@as(u64, x283) + x263);
1257    var x285: u64 = undefined;
1258    var x286: u1 = undefined;
1259    addcarryxU64(&x285, &x286, 0x0, x246, x272);
1260    var x287: u64 = undefined;
1261    var x288: u1 = undefined;
1262    addcarryxU64(&x287, &x288, x286, x248, x274);
1263    var x289: u64 = undefined;
1264    var x290: u1 = undefined;
1265    addcarryxU64(&x289, &x290, x288, x250, x276);
1266    var x291: u64 = undefined;
1267    var x292: u1 = undefined;
1268    addcarryxU64(&x291, &x292, x290, x252, x278);
1269    var x293: u64 = undefined;
1270    var x294: u1 = undefined;
1271    addcarryxU64(&x293, &x294, x292, x254, x280);
1272    var x295: u64 = undefined;
1273    var x296: u1 = undefined;
1274    addcarryxU64(&x295, &x296, x294, x256, x282);
1275    var x297: u64 = undefined;
1276    var x298: u1 = undefined;
1277    addcarryxU64(&x297, &x298, x296, x258, x284);
1278    const x299 = (@as(u64, x298) + @as(u64, x259));
1279    var x300: u64 = undefined;
1280    var x301: u64 = undefined;
1281    mulxU64(&x300, &x301, x4, (arg1[5]));
1282    var x302: u64 = undefined;
1283    var x303: u64 = undefined;
1284    mulxU64(&x302, &x303, x4, (arg1[4]));
1285    var x304: u64 = undefined;
1286    var x305: u64 = undefined;
1287    mulxU64(&x304, &x305, x4, (arg1[3]));
1288    var x306: u64 = undefined;
1289    var x307: u64 = undefined;
1290    mulxU64(&x306, &x307, x4, (arg1[2]));
1291    var x308: u64 = undefined;
1292    var x309: u64 = undefined;
1293    mulxU64(&x308, &x309, x4, (arg1[1]));
1294    var x310: u64 = undefined;
1295    var x311: u64 = undefined;
1296    mulxU64(&x310, &x311, x4, (arg1[0]));
1297    var x312: u64 = undefined;
1298    var x313: u1 = undefined;
1299    addcarryxU64(&x312, &x313, 0x0, x311, x308);
1300    var x314: u64 = undefined;
1301    var x315: u1 = undefined;
1302    addcarryxU64(&x314, &x315, x313, x309, x306);
1303    var x316: u64 = undefined;
1304    var x317: u1 = undefined;
1305    addcarryxU64(&x316, &x317, x315, x307, x304);
1306    var x318: u64 = undefined;
1307    var x319: u1 = undefined;
1308    addcarryxU64(&x318, &x319, x317, x305, x302);
1309    var x320: u64 = undefined;
1310    var x321: u1 = undefined;
1311    addcarryxU64(&x320, &x321, x319, x303, x300);
1312    const x322 = (@as(u64, x321) + x301);
1313    var x323: u64 = undefined;
1314    var x324: u1 = undefined;
1315    addcarryxU64(&x323, &x324, 0x0, x287, x310);
1316    var x325: u64 = undefined;
1317    var x326: u1 = undefined;
1318    addcarryxU64(&x325, &x326, x324, x289, x312);
1319    var x327: u64 = undefined;
1320    var x328: u1 = undefined;
1321    addcarryxU64(&x327, &x328, x326, x291, x314);
1322    var x329: u64 = undefined;
1323    var x330: u1 = undefined;
1324    addcarryxU64(&x329, &x330, x328, x293, x316);
1325    var x331: u64 = undefined;
1326    var x332: u1 = undefined;
1327    addcarryxU64(&x331, &x332, x330, x295, x318);
1328    var x333: u64 = undefined;
1329    var x334: u1 = undefined;
1330    addcarryxU64(&x333, &x334, x332, x297, x320);
1331    var x335: u64 = undefined;
1332    var x336: u1 = undefined;
1333    addcarryxU64(&x335, &x336, x334, x299, x322);
1334    var x337: u64 = undefined;
1335    var x338: u64 = undefined;
1336    mulxU64(&x337, &x338, x323, 0x100000001);
1337    var x339: u64 = undefined;
1338    var x340: u64 = undefined;
1339    mulxU64(&x339, &x340, x337, 0xffffffffffffffff);
1340    var x341: u64 = undefined;
1341    var x342: u64 = undefined;
1342    mulxU64(&x341, &x342, x337, 0xffffffffffffffff);
1343    var x343: u64 = undefined;
1344    var x344: u64 = undefined;
1345    mulxU64(&x343, &x344, x337, 0xffffffffffffffff);
1346    var x345: u64 = undefined;
1347    var x346: u64 = undefined;
1348    mulxU64(&x345, &x346, x337, 0xfffffffffffffffe);
1349    var x347: u64 = undefined;
1350    var x348: u64 = undefined;
1351    mulxU64(&x347, &x348, x337, 0xffffffff00000000);
1352    var x349: u64 = undefined;
1353    var x350: u64 = undefined;
1354    mulxU64(&x349, &x350, x337, 0xffffffff);
1355    var x351: u64 = undefined;
1356    var x352: u1 = undefined;
1357    addcarryxU64(&x351, &x352, 0x0, x350, x347);
1358    var x353: u64 = undefined;
1359    var x354: u1 = undefined;
1360    addcarryxU64(&x353, &x354, x352, x348, x345);
1361    var x355: u64 = undefined;
1362    var x356: u1 = undefined;
1363    addcarryxU64(&x355, &x356, x354, x346, x343);
1364    var x357: u64 = undefined;
1365    var x358: u1 = undefined;
1366    addcarryxU64(&x357, &x358, x356, x344, x341);
1367    var x359: u64 = undefined;
1368    var x360: u1 = undefined;
1369    addcarryxU64(&x359, &x360, x358, x342, x339);
1370    const x361 = (@as(u64, x360) + x340);
1371    var x362: u64 = undefined;
1372    var x363: u1 = undefined;
1373    addcarryxU64(&x362, &x363, 0x0, x323, x349);
1374    var x364: u64 = undefined;
1375    var x365: u1 = undefined;
1376    addcarryxU64(&x364, &x365, x363, x325, x351);
1377    var x366: u64 = undefined;
1378    var x367: u1 = undefined;
1379    addcarryxU64(&x366, &x367, x365, x327, x353);
1380    var x368: u64 = undefined;
1381    var x369: u1 = undefined;
1382    addcarryxU64(&x368, &x369, x367, x329, x355);
1383    var x370: u64 = undefined;
1384    var x371: u1 = undefined;
1385    addcarryxU64(&x370, &x371, x369, x331, x357);
1386    var x372: u64 = undefined;
1387    var x373: u1 = undefined;
1388    addcarryxU64(&x372, &x373, x371, x333, x359);
1389    var x374: u64 = undefined;
1390    var x375: u1 = undefined;
1391    addcarryxU64(&x374, &x375, x373, x335, x361);
1392    const x376 = (@as(u64, x375) + @as(u64, x336));
1393    var x377: u64 = undefined;
1394    var x378: u64 = undefined;
1395    mulxU64(&x377, &x378, x5, (arg1[5]));
1396    var x379: u64 = undefined;
1397    var x380: u64 = undefined;
1398    mulxU64(&x379, &x380, x5, (arg1[4]));
1399    var x381: u64 = undefined;
1400    var x382: u64 = undefined;
1401    mulxU64(&x381, &x382, x5, (arg1[3]));
1402    var x383: u64 = undefined;
1403    var x384: u64 = undefined;
1404    mulxU64(&x383, &x384, x5, (arg1[2]));
1405    var x385: u64 = undefined;
1406    var x386: u64 = undefined;
1407    mulxU64(&x385, &x386, x5, (arg1[1]));
1408    var x387: u64 = undefined;
1409    var x388: u64 = undefined;
1410    mulxU64(&x387, &x388, x5, (arg1[0]));
1411    var x389: u64 = undefined;
1412    var x390: u1 = undefined;
1413    addcarryxU64(&x389, &x390, 0x0, x388, x385);
1414    var x391: u64 = undefined;
1415    var x392: u1 = undefined;
1416    addcarryxU64(&x391, &x392, x390, x386, x383);
1417    var x393: u64 = undefined;
1418    var x394: u1 = undefined;
1419    addcarryxU64(&x393, &x394, x392, x384, x381);
1420    var x395: u64 = undefined;
1421    var x396: u1 = undefined;
1422    addcarryxU64(&x395, &x396, x394, x382, x379);
1423    var x397: u64 = undefined;
1424    var x398: u1 = undefined;
1425    addcarryxU64(&x397, &x398, x396, x380, x377);
1426    const x399 = (@as(u64, x398) + x378);
1427    var x400: u64 = undefined;
1428    var x401: u1 = undefined;
1429    addcarryxU64(&x400, &x401, 0x0, x364, x387);
1430    var x402: u64 = undefined;
1431    var x403: u1 = undefined;
1432    addcarryxU64(&x402, &x403, x401, x366, x389);
1433    var x404: u64 = undefined;
1434    var x405: u1 = undefined;
1435    addcarryxU64(&x404, &x405, x403, x368, x391);
1436    var x406: u64 = undefined;
1437    var x407: u1 = undefined;
1438    addcarryxU64(&x406, &x407, x405, x370, x393);
1439    var x408: u64 = undefined;
1440    var x409: u1 = undefined;
1441    addcarryxU64(&x408, &x409, x407, x372, x395);
1442    var x410: u64 = undefined;
1443    var x411: u1 = undefined;
1444    addcarryxU64(&x410, &x411, x409, x374, x397);
1445    var x412: u64 = undefined;
1446    var x413: u1 = undefined;
1447    addcarryxU64(&x412, &x413, x411, x376, x399);
1448    var x414: u64 = undefined;
1449    var x415: u64 = undefined;
1450    mulxU64(&x414, &x415, x400, 0x100000001);
1451    var x416: u64 = undefined;
1452    var x417: u64 = undefined;
1453    mulxU64(&x416, &x417, x414, 0xffffffffffffffff);
1454    var x418: u64 = undefined;
1455    var x419: u64 = undefined;
1456    mulxU64(&x418, &x419, x414, 0xffffffffffffffff);
1457    var x420: u64 = undefined;
1458    var x421: u64 = undefined;
1459    mulxU64(&x420, &x421, x414, 0xffffffffffffffff);
1460    var x422: u64 = undefined;
1461    var x423: u64 = undefined;
1462    mulxU64(&x422, &x423, x414, 0xfffffffffffffffe);
1463    var x424: u64 = undefined;
1464    var x425: u64 = undefined;
1465    mulxU64(&x424, &x425, x414, 0xffffffff00000000);
1466    var x426: u64 = undefined;
1467    var x427: u64 = undefined;
1468    mulxU64(&x426, &x427, x414, 0xffffffff);
1469    var x428: u64 = undefined;
1470    var x429: u1 = undefined;
1471    addcarryxU64(&x428, &x429, 0x0, x427, x424);
1472    var x430: u64 = undefined;
1473    var x431: u1 = undefined;
1474    addcarryxU64(&x430, &x431, x429, x425, x422);
1475    var x432: u64 = undefined;
1476    var x433: u1 = undefined;
1477    addcarryxU64(&x432, &x433, x431, x423, x420);
1478    var x434: u64 = undefined;
1479    var x435: u1 = undefined;
1480    addcarryxU64(&x434, &x435, x433, x421, x418);
1481    var x436: u64 = undefined;
1482    var x437: u1 = undefined;
1483    addcarryxU64(&x436, &x437, x435, x419, x416);
1484    const x438 = (@as(u64, x437) + x417);
1485    var x439: u64 = undefined;
1486    var x440: u1 = undefined;
1487    addcarryxU64(&x439, &x440, 0x0, x400, x426);
1488    var x441: u64 = undefined;
1489    var x442: u1 = undefined;
1490    addcarryxU64(&x441, &x442, x440, x402, x428);
1491    var x443: u64 = undefined;
1492    var x444: u1 = undefined;
1493    addcarryxU64(&x443, &x444, x442, x404, x430);
1494    var x445: u64 = undefined;
1495    var x446: u1 = undefined;
1496    addcarryxU64(&x445, &x446, x444, x406, x432);
1497    var x447: u64 = undefined;
1498    var x448: u1 = undefined;
1499    addcarryxU64(&x447, &x448, x446, x408, x434);
1500    var x449: u64 = undefined;
1501    var x450: u1 = undefined;
1502    addcarryxU64(&x449, &x450, x448, x410, x436);
1503    var x451: u64 = undefined;
1504    var x452: u1 = undefined;
1505    addcarryxU64(&x451, &x452, x450, x412, x438);
1506    const x453 = (@as(u64, x452) + @as(u64, x413));
1507    var x454: u64 = undefined;
1508    var x455: u1 = undefined;
1509    subborrowxU64(&x454, &x455, 0x0, x441, 0xffffffff);
1510    var x456: u64 = undefined;
1511    var x457: u1 = undefined;
1512    subborrowxU64(&x456, &x457, x455, x443, 0xffffffff00000000);
1513    var x458: u64 = undefined;
1514    var x459: u1 = undefined;
1515    subborrowxU64(&x458, &x459, x457, x445, 0xfffffffffffffffe);
1516    var x460: u64 = undefined;
1517    var x461: u1 = undefined;
1518    subborrowxU64(&x460, &x461, x459, x447, 0xffffffffffffffff);
1519    var x462: u64 = undefined;
1520    var x463: u1 = undefined;
1521    subborrowxU64(&x462, &x463, x461, x449, 0xffffffffffffffff);
1522    var x464: u64 = undefined;
1523    var x465: u1 = undefined;
1524    subborrowxU64(&x464, &x465, x463, x451, 0xffffffffffffffff);
1525    var x466: u64 = undefined;
1526    var x467: u1 = undefined;
1527    subborrowxU64(&x466, &x467, x465, x453, 0x0);
1528    var x468: u64 = undefined;
1529    cmovznzU64(&x468, x467, x454, x441);
1530    var x469: u64 = undefined;
1531    cmovznzU64(&x469, x467, x456, x443);
1532    var x470: u64 = undefined;
1533    cmovznzU64(&x470, x467, x458, x445);
1534    var x471: u64 = undefined;
1535    cmovznzU64(&x471, x467, x460, x447);
1536    var x472: u64 = undefined;
1537    cmovznzU64(&x472, x467, x462, x449);
1538    var x473: u64 = undefined;
1539    cmovznzU64(&x473, x467, x464, x451);
1540    out1[0] = x468;
1541    out1[1] = x469;
1542    out1[2] = x470;
1543    out1[3] = x471;
1544    out1[4] = x472;
1545    out1[5] = x473;
1546}
1547
1548/// The function add adds two field elements in the Montgomery domain.
1549///
1550/// Preconditions:
1551///   0 ≤ eval arg1 < m
1552///   0 ≤ eval arg2 < m
1553/// Postconditions:
1554///   eval (from_montgomery out1) mod m = (eval (from_montgomery arg1) + eval (from_montgomery arg2)) mod m
1555///   0 ≤ eval out1 < m
1556///
1557pub fn add(out1: *MontgomeryDomainFieldElement, arg1: MontgomeryDomainFieldElement, arg2: MontgomeryDomainFieldElement) void {
1558    @setRuntimeSafety(mode == .Debug);
1559
1560    var x1: u64 = undefined;
1561    var x2: u1 = undefined;
1562    addcarryxU64(&x1, &x2, 0x0, (arg1[0]), (arg2[0]));
1563    var x3: u64 = undefined;
1564    var x4: u1 = undefined;
1565    addcarryxU64(&x3, &x4, x2, (arg1[1]), (arg2[1]));
1566    var x5: u64 = undefined;
1567    var x6: u1 = undefined;
1568    addcarryxU64(&x5, &x6, x4, (arg1[2]), (arg2[2]));
1569    var x7: u64 = undefined;
1570    var x8: u1 = undefined;
1571    addcarryxU64(&x7, &x8, x6, (arg1[3]), (arg2[3]));
1572    var x9: u64 = undefined;
1573    var x10: u1 = undefined;
1574    addcarryxU64(&x9, &x10, x8, (arg1[4]), (arg2[4]));
1575    var x11: u64 = undefined;
1576    var x12: u1 = undefined;
1577    addcarryxU64(&x11, &x12, x10, (arg1[5]), (arg2[5]));
1578    var x13: u64 = undefined;
1579    var x14: u1 = undefined;
1580    subborrowxU64(&x13, &x14, 0x0, x1, 0xffffffff);
1581    var x15: u64 = undefined;
1582    var x16: u1 = undefined;
1583    subborrowxU64(&x15, &x16, x14, x3, 0xffffffff00000000);
1584    var x17: u64 = undefined;
1585    var x18: u1 = undefined;
1586    subborrowxU64(&x17, &x18, x16, x5, 0xfffffffffffffffe);
1587    var x19: u64 = undefined;
1588    var x20: u1 = undefined;
1589    subborrowxU64(&x19, &x20, x18, x7, 0xffffffffffffffff);
1590    var x21: u64 = undefined;
1591    var x22: u1 = undefined;
1592    subborrowxU64(&x21, &x22, x20, x9, 0xffffffffffffffff);
1593    var x23: u64 = undefined;
1594    var x24: u1 = undefined;
1595    subborrowxU64(&x23, &x24, x22, x11, 0xffffffffffffffff);
1596    var x25: u64 = undefined;
1597    var x26: u1 = undefined;
1598    subborrowxU64(&x25, &x26, x24, @as(u64, x12), 0x0);
1599    var x27: u64 = undefined;
1600    cmovznzU64(&x27, x26, x13, x1);
1601    var x28: u64 = undefined;
1602    cmovznzU64(&x28, x26, x15, x3);
1603    var x29: u64 = undefined;
1604    cmovznzU64(&x29, x26, x17, x5);
1605    var x30: u64 = undefined;
1606    cmovznzU64(&x30, x26, x19, x7);
1607    var x31: u64 = undefined;
1608    cmovznzU64(&x31, x26, x21, x9);
1609    var x32: u64 = undefined;
1610    cmovznzU64(&x32, x26, x23, x11);
1611    out1[0] = x27;
1612    out1[1] = x28;
1613    out1[2] = x29;
1614    out1[3] = x30;
1615    out1[4] = x31;
1616    out1[5] = x32;
1617}
1618
1619/// The function sub subtracts two field elements in the Montgomery domain.
1620///
1621/// Preconditions:
1622///   0 ≤ eval arg1 < m
1623///   0 ≤ eval arg2 < m
1624/// Postconditions:
1625///   eval (from_montgomery out1) mod m = (eval (from_montgomery arg1) - eval (from_montgomery arg2)) mod m
1626///   0 ≤ eval out1 < m
1627///
1628pub fn sub(out1: *MontgomeryDomainFieldElement, arg1: MontgomeryDomainFieldElement, arg2: MontgomeryDomainFieldElement) void {
1629    @setRuntimeSafety(mode == .Debug);
1630
1631    var x1: u64 = undefined;
1632    var x2: u1 = undefined;
1633    subborrowxU64(&x1, &x2, 0x0, (arg1[0]), (arg2[0]));
1634    var x3: u64 = undefined;
1635    var x4: u1 = undefined;
1636    subborrowxU64(&x3, &x4, x2, (arg1[1]), (arg2[1]));
1637    var x5: u64 = undefined;
1638    var x6: u1 = undefined;
1639    subborrowxU64(&x5, &x6, x4, (arg1[2]), (arg2[2]));
1640    var x7: u64 = undefined;
1641    var x8: u1 = undefined;
1642    subborrowxU64(&x7, &x8, x6, (arg1[3]), (arg2[3]));
1643    var x9: u64 = undefined;
1644    var x10: u1 = undefined;
1645    subborrowxU64(&x9, &x10, x8, (arg1[4]), (arg2[4]));
1646    var x11: u64 = undefined;
1647    var x12: u1 = undefined;
1648    subborrowxU64(&x11, &x12, x10, (arg1[5]), (arg2[5]));
1649    var x13: u64 = undefined;
1650    cmovznzU64(&x13, x12, 0x0, 0xffffffffffffffff);
1651    var x14: u64 = undefined;
1652    var x15: u1 = undefined;
1653    addcarryxU64(&x14, &x15, 0x0, x1, (x13 & 0xffffffff));
1654    var x16: u64 = undefined;
1655    var x17: u1 = undefined;
1656    addcarryxU64(&x16, &x17, x15, x3, (x13 & 0xffffffff00000000));
1657    var x18: u64 = undefined;
1658    var x19: u1 = undefined;
1659    addcarryxU64(&x18, &x19, x17, x5, (x13 & 0xfffffffffffffffe));
1660    var x20: u64 = undefined;
1661    var x21: u1 = undefined;
1662    addcarryxU64(&x20, &x21, x19, x7, x13);
1663    var x22: u64 = undefined;
1664    var x23: u1 = undefined;
1665    addcarryxU64(&x22, &x23, x21, x9, x13);
1666    var x24: u64 = undefined;
1667    var x25: u1 = undefined;
1668    addcarryxU64(&x24, &x25, x23, x11, x13);
1669    out1[0] = x14;
1670    out1[1] = x16;
1671    out1[2] = x18;
1672    out1[3] = x20;
1673    out1[4] = x22;
1674    out1[5] = x24;
1675}
1676
1677/// The function opp negates a field element in the Montgomery domain.
1678///
1679/// Preconditions:
1680///   0 ≤ eval arg1 < m
1681/// Postconditions:
1682///   eval (from_montgomery out1) mod m = -eval (from_montgomery arg1) mod m
1683///   0 ≤ eval out1 < m
1684///
1685pub fn opp(out1: *MontgomeryDomainFieldElement, arg1: MontgomeryDomainFieldElement) void {
1686    @setRuntimeSafety(mode == .Debug);
1687
1688    var x1: u64 = undefined;
1689    var x2: u1 = undefined;
1690    subborrowxU64(&x1, &x2, 0x0, 0x0, (arg1[0]));
1691    var x3: u64 = undefined;
1692    var x4: u1 = undefined;
1693    subborrowxU64(&x3, &x4, x2, 0x0, (arg1[1]));
1694    var x5: u64 = undefined;
1695    var x6: u1 = undefined;
1696    subborrowxU64(&x5, &x6, x4, 0x0, (arg1[2]));
1697    var x7: u64 = undefined;
1698    var x8: u1 = undefined;
1699    subborrowxU64(&x7, &x8, x6, 0x0, (arg1[3]));
1700    var x9: u64 = undefined;
1701    var x10: u1 = undefined;
1702    subborrowxU64(&x9, &x10, x8, 0x0, (arg1[4]));
1703    var x11: u64 = undefined;
1704    var x12: u1 = undefined;
1705    subborrowxU64(&x11, &x12, x10, 0x0, (arg1[5]));
1706    var x13: u64 = undefined;
1707    cmovznzU64(&x13, x12, 0x0, 0xffffffffffffffff);
1708    var x14: u64 = undefined;
1709    var x15: u1 = undefined;
1710    addcarryxU64(&x14, &x15, 0x0, x1, (x13 & 0xffffffff));
1711    var x16: u64 = undefined;
1712    var x17: u1 = undefined;
1713    addcarryxU64(&x16, &x17, x15, x3, (x13 & 0xffffffff00000000));
1714    var x18: u64 = undefined;
1715    var x19: u1 = undefined;
1716    addcarryxU64(&x18, &x19, x17, x5, (x13 & 0xfffffffffffffffe));
1717    var x20: u64 = undefined;
1718    var x21: u1 = undefined;
1719    addcarryxU64(&x20, &x21, x19, x7, x13);
1720    var x22: u64 = undefined;
1721    var x23: u1 = undefined;
1722    addcarryxU64(&x22, &x23, x21, x9, x13);
1723    var x24: u64 = undefined;
1724    var x25: u1 = undefined;
1725    addcarryxU64(&x24, &x25, x23, x11, x13);
1726    out1[0] = x14;
1727    out1[1] = x16;
1728    out1[2] = x18;
1729    out1[3] = x20;
1730    out1[4] = x22;
1731    out1[5] = x24;
1732}
1733
1734/// The function fromMontgomery translates a field element out of the Montgomery domain.
1735///
1736/// Preconditions:
1737///   0 ≤ eval arg1 < m
1738/// Postconditions:
1739///   eval out1 mod m = (eval arg1 * ((2^64)⁻¹ mod m)^6) mod m
1740///   0 ≤ eval out1 < m
1741///
1742pub fn fromMontgomery(out1: *NonMontgomeryDomainFieldElement, arg1: MontgomeryDomainFieldElement) void {
1743    @setRuntimeSafety(mode == .Debug);
1744
1745    const x1 = (arg1[0]);
1746    var x2: u64 = undefined;
1747    var x3: u64 = undefined;
1748    mulxU64(&x2, &x3, x1, 0x100000001);
1749    var x4: u64 = undefined;
1750    var x5: u64 = undefined;
1751    mulxU64(&x4, &x5, x2, 0xffffffffffffffff);
1752    var x6: u64 = undefined;
1753    var x7: u64 = undefined;
1754    mulxU64(&x6, &x7, x2, 0xffffffffffffffff);
1755    var x8: u64 = undefined;
1756    var x9: u64 = undefined;
1757    mulxU64(&x8, &x9, x2, 0xffffffffffffffff);
1758    var x10: u64 = undefined;
1759    var x11: u64 = undefined;
1760    mulxU64(&x10, &x11, x2, 0xfffffffffffffffe);
1761    var x12: u64 = undefined;
1762    var x13: u64 = undefined;
1763    mulxU64(&x12, &x13, x2, 0xffffffff00000000);
1764    var x14: u64 = undefined;
1765    var x15: u64 = undefined;
1766    mulxU64(&x14, &x15, x2, 0xffffffff);
1767    var x16: u64 = undefined;
1768    var x17: u1 = undefined;
1769    addcarryxU64(&x16, &x17, 0x0, x15, x12);
1770    var x18: u64 = undefined;
1771    var x19: u1 = undefined;
1772    addcarryxU64(&x18, &x19, x17, x13, x10);
1773    var x20: u64 = undefined;
1774    var x21: u1 = undefined;
1775    addcarryxU64(&x20, &x21, x19, x11, x8);
1776    var x22: u64 = undefined;
1777    var x23: u1 = undefined;
1778    addcarryxU64(&x22, &x23, x21, x9, x6);
1779    var x24: u64 = undefined;
1780    var x25: u1 = undefined;
1781    addcarryxU64(&x24, &x25, x23, x7, x4);
1782    var x26: u64 = undefined;
1783    var x27: u1 = undefined;
1784    addcarryxU64(&x26, &x27, 0x0, x1, x14);
1785    var x28: u64 = undefined;
1786    var x29: u1 = undefined;
1787    addcarryxU64(&x28, &x29, x27, 0x0, x16);
1788    var x30: u64 = undefined;
1789    var x31: u1 = undefined;
1790    addcarryxU64(&x30, &x31, x29, 0x0, x18);
1791    var x32: u64 = undefined;
1792    var x33: u1 = undefined;
1793    addcarryxU64(&x32, &x33, x31, 0x0, x20);
1794    var x34: u64 = undefined;
1795    var x35: u1 = undefined;
1796    addcarryxU64(&x34, &x35, x33, 0x0, x22);
1797    var x36: u64 = undefined;
1798    var x37: u1 = undefined;
1799    addcarryxU64(&x36, &x37, x35, 0x0, x24);
1800    var x38: u64 = undefined;
1801    var x39: u1 = undefined;
1802    addcarryxU64(&x38, &x39, x37, 0x0, (@as(u64, x25) + x5));
1803    var x40: u64 = undefined;
1804    var x41: u1 = undefined;
1805    addcarryxU64(&x40, &x41, 0x0, x28, (arg1[1]));
1806    var x42: u64 = undefined;
1807    var x43: u1 = undefined;
1808    addcarryxU64(&x42, &x43, x41, x30, 0x0);
1809    var x44: u64 = undefined;
1810    var x45: u1 = undefined;
1811    addcarryxU64(&x44, &x45, x43, x32, 0x0);
1812    var x46: u64 = undefined;
1813    var x47: u1 = undefined;
1814    addcarryxU64(&x46, &x47, x45, x34, 0x0);
1815    var x48: u64 = undefined;
1816    var x49: u1 = undefined;
1817    addcarryxU64(&x48, &x49, x47, x36, 0x0);
1818    var x50: u64 = undefined;
1819    var x51: u1 = undefined;
1820    addcarryxU64(&x50, &x51, x49, x38, 0x0);
1821    var x52: u64 = undefined;
1822    var x53: u64 = undefined;
1823    mulxU64(&x52, &x53, x40, 0x100000001);
1824    var x54: u64 = undefined;
1825    var x55: u64 = undefined;
1826    mulxU64(&x54, &x55, x52, 0xffffffffffffffff);
1827    var x56: u64 = undefined;
1828    var x57: u64 = undefined;
1829    mulxU64(&x56, &x57, x52, 0xffffffffffffffff);
1830    var x58: u64 = undefined;
1831    var x59: u64 = undefined;
1832    mulxU64(&x58, &x59, x52, 0xffffffffffffffff);
1833    var x60: u64 = undefined;
1834    var x61: u64 = undefined;
1835    mulxU64(&x60, &x61, x52, 0xfffffffffffffffe);
1836    var x62: u64 = undefined;
1837    var x63: u64 = undefined;
1838    mulxU64(&x62, &x63, x52, 0xffffffff00000000);
1839    var x64: u64 = undefined;
1840    var x65: u64 = undefined;
1841    mulxU64(&x64, &x65, x52, 0xffffffff);
1842    var x66: u64 = undefined;
1843    var x67: u1 = undefined;
1844    addcarryxU64(&x66, &x67, 0x0, x65, x62);
1845    var x68: u64 = undefined;
1846    var x69: u1 = undefined;
1847    addcarryxU64(&x68, &x69, x67, x63, x60);
1848    var x70: u64 = undefined;
1849    var x71: u1 = undefined;
1850    addcarryxU64(&x70, &x71, x69, x61, x58);
1851    var x72: u64 = undefined;
1852    var x73: u1 = undefined;
1853    addcarryxU64(&x72, &x73, x71, x59, x56);
1854    var x74: u64 = undefined;
1855    var x75: u1 = undefined;
1856    addcarryxU64(&x74, &x75, x73, x57, x54);
1857    var x76: u64 = undefined;
1858    var x77: u1 = undefined;
1859    addcarryxU64(&x76, &x77, 0x0, x40, x64);
1860    var x78: u64 = undefined;
1861    var x79: u1 = undefined;
1862    addcarryxU64(&x78, &x79, x77, x42, x66);
1863    var x80: u64 = undefined;
1864    var x81: u1 = undefined;
1865    addcarryxU64(&x80, &x81, x79, x44, x68);
1866    var x82: u64 = undefined;
1867    var x83: u1 = undefined;
1868    addcarryxU64(&x82, &x83, x81, x46, x70);
1869    var x84: u64 = undefined;
1870    var x85: u1 = undefined;
1871    addcarryxU64(&x84, &x85, x83, x48, x72);
1872    var x86: u64 = undefined;
1873    var x87: u1 = undefined;
1874    addcarryxU64(&x86, &x87, x85, x50, x74);
1875    var x88: u64 = undefined;
1876    var x89: u1 = undefined;
1877    addcarryxU64(&x88, &x89, x87, (@as(u64, x51) + @as(u64, x39)), (@as(u64, x75) + x55));
1878    var x90: u64 = undefined;
1879    var x91: u1 = undefined;
1880    addcarryxU64(&x90, &x91, 0x0, x78, (arg1[2]));
1881    var x92: u64 = undefined;
1882    var x93: u1 = undefined;
1883    addcarryxU64(&x92, &x93, x91, x80, 0x0);
1884    var x94: u64 = undefined;
1885    var x95: u1 = undefined;
1886    addcarryxU64(&x94, &x95, x93, x82, 0x0);
1887    var x96: u64 = undefined;
1888    var x97: u1 = undefined;
1889    addcarryxU64(&x96, &x97, x95, x84, 0x0);
1890    var x98: u64 = undefined;
1891    var x99: u1 = undefined;
1892    addcarryxU64(&x98, &x99, x97, x86, 0x0);
1893    var x100: u64 = undefined;
1894    var x101: u1 = undefined;
1895    addcarryxU64(&x100, &x101, x99, x88, 0x0);
1896    var x102: u64 = undefined;
1897    var x103: u64 = undefined;
1898    mulxU64(&x102, &x103, x90, 0x100000001);
1899    var x104: u64 = undefined;
1900    var x105: u64 = undefined;
1901    mulxU64(&x104, &x105, x102, 0xffffffffffffffff);
1902    var x106: u64 = undefined;
1903    var x107: u64 = undefined;
1904    mulxU64(&x106, &x107, x102, 0xffffffffffffffff);
1905    var x108: u64 = undefined;
1906    var x109: u64 = undefined;
1907    mulxU64(&x108, &x109, x102, 0xffffffffffffffff);
1908    var x110: u64 = undefined;
1909    var x111: u64 = undefined;
1910    mulxU64(&x110, &x111, x102, 0xfffffffffffffffe);
1911    var x112: u64 = undefined;
1912    var x113: u64 = undefined;
1913    mulxU64(&x112, &x113, x102, 0xffffffff00000000);
1914    var x114: u64 = undefined;
1915    var x115: u64 = undefined;
1916    mulxU64(&x114, &x115, x102, 0xffffffff);
1917    var x116: u64 = undefined;
1918    var x117: u1 = undefined;
1919    addcarryxU64(&x116, &x117, 0x0, x115, x112);
1920    var x118: u64 = undefined;
1921    var x119: u1 = undefined;
1922    addcarryxU64(&x118, &x119, x117, x113, x110);
1923    var x120: u64 = undefined;
1924    var x121: u1 = undefined;
1925    addcarryxU64(&x120, &x121, x119, x111, x108);
1926    var x122: u64 = undefined;
1927    var x123: u1 = undefined;
1928    addcarryxU64(&x122, &x123, x121, x109, x106);
1929    var x124: u64 = undefined;
1930    var x125: u1 = undefined;
1931    addcarryxU64(&x124, &x125, x123, x107, x104);
1932    var x126: u64 = undefined;
1933    var x127: u1 = undefined;
1934    addcarryxU64(&x126, &x127, 0x0, x90, x114);
1935    var x128: u64 = undefined;
1936    var x129: u1 = undefined;
1937    addcarryxU64(&x128, &x129, x127, x92, x116);
1938    var x130: u64 = undefined;
1939    var x131: u1 = undefined;
1940    addcarryxU64(&x130, &x131, x129, x94, x118);
1941    var x132: u64 = undefined;
1942    var x133: u1 = undefined;
1943    addcarryxU64(&x132, &x133, x131, x96, x120);
1944    var x134: u64 = undefined;
1945    var x135: u1 = undefined;
1946    addcarryxU64(&x134, &x135, x133, x98, x122);
1947    var x136: u64 = undefined;
1948    var x137: u1 = undefined;
1949    addcarryxU64(&x136, &x137, x135, x100, x124);
1950    var x138: u64 = undefined;
1951    var x139: u1 = undefined;
1952    addcarryxU64(&x138, &x139, x137, (@as(u64, x101) + @as(u64, x89)), (@as(u64, x125) + x105));
1953    var x140: u64 = undefined;
1954    var x141: u1 = undefined;
1955    addcarryxU64(&x140, &x141, 0x0, x128, (arg1[3]));
1956    var x142: u64 = undefined;
1957    var x143: u1 = undefined;
1958    addcarryxU64(&x142, &x143, x141, x130, 0x0);
1959    var x144: u64 = undefined;
1960    var x145: u1 = undefined;
1961    addcarryxU64(&x144, &x145, x143, x132, 0x0);
1962    var x146: u64 = undefined;
1963    var x147: u1 = undefined;
1964    addcarryxU64(&x146, &x147, x145, x134, 0x0);
1965    var x148: u64 = undefined;
1966    var x149: u1 = undefined;
1967    addcarryxU64(&x148, &x149, x147, x136, 0x0);
1968    var x150: u64 = undefined;
1969    var x151: u1 = undefined;
1970    addcarryxU64(&x150, &x151, x149, x138, 0x0);
1971    var x152: u64 = undefined;
1972    var x153: u64 = undefined;
1973    mulxU64(&x152, &x153, x140, 0x100000001);
1974    var x154: u64 = undefined;
1975    var x155: u64 = undefined;
1976    mulxU64(&x154, &x155, x152, 0xffffffffffffffff);
1977    var x156: u64 = undefined;
1978    var x157: u64 = undefined;
1979    mulxU64(&x156, &x157, x152, 0xffffffffffffffff);
1980    var x158: u64 = undefined;
1981    var x159: u64 = undefined;
1982    mulxU64(&x158, &x159, x152, 0xffffffffffffffff);
1983    var x160: u64 = undefined;
1984    var x161: u64 = undefined;
1985    mulxU64(&x160, &x161, x152, 0xfffffffffffffffe);
1986    var x162: u64 = undefined;
1987    var x163: u64 = undefined;
1988    mulxU64(&x162, &x163, x152, 0xffffffff00000000);
1989    var x164: u64 = undefined;
1990    var x165: u64 = undefined;
1991    mulxU64(&x164, &x165, x152, 0xffffffff);
1992    var x166: u64 = undefined;
1993    var x167: u1 = undefined;
1994    addcarryxU64(&x166, &x167, 0x0, x165, x162);
1995    var x168: u64 = undefined;
1996    var x169: u1 = undefined;
1997    addcarryxU64(&x168, &x169, x167, x163, x160);
1998    var x170: u64 = undefined;
1999    var x171: u1 = undefined;
2000    addcarryxU64(&x170, &x171, x169, x161, x158);
2001    var x172: u64 = undefined;
2002    var x173: u1 = undefined;
2003    addcarryxU64(&x172, &x173, x171, x159, x156);
2004    var x174: u64 = undefined;
2005    var x175: u1 = undefined;
2006    addcarryxU64(&x174, &x175, x173, x157, x154);
2007    var x176: u64 = undefined;
2008    var x177: u1 = undefined;
2009    addcarryxU64(&x176, &x177, 0x0, x140, x164);
2010    var x178: u64 = undefined;
2011    var x179: u1 = undefined;
2012    addcarryxU64(&x178, &x179, x177, x142, x166);
2013    var x180: u64 = undefined;
2014    var x181: u1 = undefined;
2015    addcarryxU64(&x180, &x181, x179, x144, x168);
2016    var x182: u64 = undefined;
2017    var x183: u1 = undefined;
2018    addcarryxU64(&x182, &x183, x181, x146, x170);
2019    var x184: u64 = undefined;
2020    var x185: u1 = undefined;
2021    addcarryxU64(&x184, &x185, x183, x148, x172);
2022    var x186: u64 = undefined;
2023    var x187: u1 = undefined;
2024    addcarryxU64(&x186, &x187, x185, x150, x174);
2025    var x188: u64 = undefined;
2026    var x189: u1 = undefined;
2027    addcarryxU64(&x188, &x189, x187, (@as(u64, x151) + @as(u64, x139)), (@as(u64, x175) + x155));
2028    var x190: u64 = undefined;
2029    var x191: u1 = undefined;
2030    addcarryxU64(&x190, &x191, 0x0, x178, (arg1[4]));
2031    var x192: u64 = undefined;
2032    var x193: u1 = undefined;
2033    addcarryxU64(&x192, &x193, x191, x180, 0x0);
2034    var x194: u64 = undefined;
2035    var x195: u1 = undefined;
2036    addcarryxU64(&x194, &x195, x193, x182, 0x0);
2037    var x196: u64 = undefined;
2038    var x197: u1 = undefined;
2039    addcarryxU64(&x196, &x197, x195, x184, 0x0);
2040    var x198: u64 = undefined;
2041    var x199: u1 = undefined;
2042    addcarryxU64(&x198, &x199, x197, x186, 0x0);
2043    var x200: u64 = undefined;
2044    var x201: u1 = undefined;
2045    addcarryxU64(&x200, &x201, x199, x188, 0x0);
2046    var x202: u64 = undefined;
2047    var x203: u64 = undefined;
2048    mulxU64(&x202, &x203, x190, 0x100000001);
2049    var x204: u64 = undefined;
2050    var x205: u64 = undefined;
2051    mulxU64(&x204, &x205, x202, 0xffffffffffffffff);
2052    var x206: u64 = undefined;
2053    var x207: u64 = undefined;
2054    mulxU64(&x206, &x207, x202, 0xffffffffffffffff);
2055    var x208: u64 = undefined;
2056    var x209: u64 = undefined;
2057    mulxU64(&x208, &x209, x202, 0xffffffffffffffff);
2058    var x210: u64 = undefined;
2059    var x211: u64 = undefined;
2060    mulxU64(&x210, &x211, x202, 0xfffffffffffffffe);
2061    var x212: u64 = undefined;
2062    var x213: u64 = undefined;
2063    mulxU64(&x212, &x213, x202, 0xffffffff00000000);
2064    var x214: u64 = undefined;
2065    var x215: u64 = undefined;
2066    mulxU64(&x214, &x215, x202, 0xffffffff);
2067    var x216: u64 = undefined;
2068    var x217: u1 = undefined;
2069    addcarryxU64(&x216, &x217, 0x0, x215, x212);
2070    var x218: u64 = undefined;
2071    var x219: u1 = undefined;
2072    addcarryxU64(&x218, &x219, x217, x213, x210);
2073    var x220: u64 = undefined;
2074    var x221: u1 = undefined;
2075    addcarryxU64(&x220, &x221, x219, x211, x208);
2076    var x222: u64 = undefined;
2077    var x223: u1 = undefined;
2078    addcarryxU64(&x222, &x223, x221, x209, x206);
2079    var x224: u64 = undefined;
2080    var x225: u1 = undefined;
2081    addcarryxU64(&x224, &x225, x223, x207, x204);
2082    var x226: u64 = undefined;
2083    var x227: u1 = undefined;
2084    addcarryxU64(&x226, &x227, 0x0, x190, x214);
2085    var x228: u64 = undefined;
2086    var x229: u1 = undefined;
2087    addcarryxU64(&x228, &x229, x227, x192, x216);
2088    var x230: u64 = undefined;
2089    var x231: u1 = undefined;
2090    addcarryxU64(&x230, &x231, x229, x194, x218);
2091    var x232: u64 = undefined;
2092    var x233: u1 = undefined;
2093    addcarryxU64(&x232, &x233, x231, x196, x220);
2094    var x234: u64 = undefined;
2095    var x235: u1 = undefined;
2096    addcarryxU64(&x234, &x235, x233, x198, x222);
2097    var x236: u64 = undefined;
2098    var x237: u1 = undefined;
2099    addcarryxU64(&x236, &x237, x235, x200, x224);
2100    var x238: u64 = undefined;
2101    var x239: u1 = undefined;
2102    addcarryxU64(&x238, &x239, x237, (@as(u64, x201) + @as(u64, x189)), (@as(u64, x225) + x205));
2103    var x240: u64 = undefined;
2104    var x241: u1 = undefined;
2105    addcarryxU64(&x240, &x241, 0x0, x228, (arg1[5]));
2106    var x242: u64 = undefined;
2107    var x243: u1 = undefined;
2108    addcarryxU64(&x242, &x243, x241, x230, 0x0);
2109    var x244: u64 = undefined;
2110    var x245: u1 = undefined;
2111    addcarryxU64(&x244, &x245, x243, x232, 0x0);
2112    var x246: u64 = undefined;
2113    var x247: u1 = undefined;
2114    addcarryxU64(&x246, &x247, x245, x234, 0x0);
2115    var x248: u64 = undefined;
2116    var x249: u1 = undefined;
2117    addcarryxU64(&x248, &x249, x247, x236, 0x0);
2118    var x250: u64 = undefined;
2119    var x251: u1 = undefined;
2120    addcarryxU64(&x250, &x251, x249, x238, 0x0);
2121    var x252: u64 = undefined;
2122    var x253: u64 = undefined;
2123    mulxU64(&x252, &x253, x240, 0x100000001);
2124    var x254: u64 = undefined;
2125    var x255: u64 = undefined;
2126    mulxU64(&x254, &x255, x252, 0xffffffffffffffff);
2127    var x256: u64 = undefined;
2128    var x257: u64 = undefined;
2129    mulxU64(&x256, &x257, x252, 0xffffffffffffffff);
2130    var x258: u64 = undefined;
2131    var x259: u64 = undefined;
2132    mulxU64(&x258, &x259, x252, 0xffffffffffffffff);
2133    var x260: u64 = undefined;
2134    var x261: u64 = undefined;
2135    mulxU64(&x260, &x261, x252, 0xfffffffffffffffe);
2136    var x262: u64 = undefined;
2137    var x263: u64 = undefined;
2138    mulxU64(&x262, &x263, x252, 0xffffffff00000000);
2139    var x264: u64 = undefined;
2140    var x265: u64 = undefined;
2141    mulxU64(&x264, &x265, x252, 0xffffffff);
2142    var x266: u64 = undefined;
2143    var x267: u1 = undefined;
2144    addcarryxU64(&x266, &x267, 0x0, x265, x262);
2145    var x268: u64 = undefined;
2146    var x269: u1 = undefined;
2147    addcarryxU64(&x268, &x269, x267, x263, x260);
2148    var x270: u64 = undefined;
2149    var x271: u1 = undefined;
2150    addcarryxU64(&x270, &x271, x269, x261, x258);
2151    var x272: u64 = undefined;
2152    var x273: u1 = undefined;
2153    addcarryxU64(&x272, &x273, x271, x259, x256);
2154    var x274: u64 = undefined;
2155    var x275: u1 = undefined;
2156    addcarryxU64(&x274, &x275, x273, x257, x254);
2157    var x276: u64 = undefined;
2158    var x277: u1 = undefined;
2159    addcarryxU64(&x276, &x277, 0x0, x240, x264);
2160    var x278: u64 = undefined;
2161    var x279: u1 = undefined;
2162    addcarryxU64(&x278, &x279, x277, x242, x266);
2163    var x280: u64 = undefined;
2164    var x281: u1 = undefined;
2165    addcarryxU64(&x280, &x281, x279, x244, x268);
2166    var x282: u64 = undefined;
2167    var x283: u1 = undefined;
2168    addcarryxU64(&x282, &x283, x281, x246, x270);
2169    var x284: u64 = undefined;
2170    var x285: u1 = undefined;
2171    addcarryxU64(&x284, &x285, x283, x248, x272);
2172    var x286: u64 = undefined;
2173    var x287: u1 = undefined;
2174    addcarryxU64(&x286, &x287, x285, x250, x274);
2175    var x288: u64 = undefined;
2176    var x289: u1 = undefined;
2177    addcarryxU64(&x288, &x289, x287, (@as(u64, x251) + @as(u64, x239)), (@as(u64, x275) + x255));
2178    var x290: u64 = undefined;
2179    var x291: u1 = undefined;
2180    subborrowxU64(&x290, &x291, 0x0, x278, 0xffffffff);
2181    var x292: u64 = undefined;
2182    var x293: u1 = undefined;
2183    subborrowxU64(&x292, &x293, x291, x280, 0xffffffff00000000);
2184    var x294: u64 = undefined;
2185    var x295: u1 = undefined;
2186    subborrowxU64(&x294, &x295, x293, x282, 0xfffffffffffffffe);
2187    var x296: u64 = undefined;
2188    var x297: u1 = undefined;
2189    subborrowxU64(&x296, &x297, x295, x284, 0xffffffffffffffff);
2190    var x298: u64 = undefined;
2191    var x299: u1 = undefined;
2192    subborrowxU64(&x298, &x299, x297, x286, 0xffffffffffffffff);
2193    var x300: u64 = undefined;
2194    var x301: u1 = undefined;
2195    subborrowxU64(&x300, &x301, x299, x288, 0xffffffffffffffff);
2196    var x302: u64 = undefined;
2197    var x303: u1 = undefined;
2198    subborrowxU64(&x302, &x303, x301, @as(u64, x289), 0x0);
2199    var x304: u64 = undefined;
2200    cmovznzU64(&x304, x303, x290, x278);
2201    var x305: u64 = undefined;
2202    cmovznzU64(&x305, x303, x292, x280);
2203    var x306: u64 = undefined;
2204    cmovznzU64(&x306, x303, x294, x282);
2205    var x307: u64 = undefined;
2206    cmovznzU64(&x307, x303, x296, x284);
2207    var x308: u64 = undefined;
2208    cmovznzU64(&x308, x303, x298, x286);
2209    var x309: u64 = undefined;
2210    cmovznzU64(&x309, x303, x300, x288);
2211    out1[0] = x304;
2212    out1[1] = x305;
2213    out1[2] = x306;
2214    out1[3] = x307;
2215    out1[4] = x308;
2216    out1[5] = x309;
2217}
2218
2219/// The function toMontgomery translates a field element into the Montgomery domain.
2220///
2221/// Preconditions:
2222///   0 ≤ eval arg1 < m
2223/// Postconditions:
2224///   eval (from_montgomery out1) mod m = eval arg1 mod m
2225///   0 ≤ eval out1 < m
2226///
2227pub fn toMontgomery(out1: *MontgomeryDomainFieldElement, arg1: NonMontgomeryDomainFieldElement) void {
2228    @setRuntimeSafety(mode == .Debug);
2229
2230    const x1 = (arg1[1]);
2231    const x2 = (arg1[2]);
2232    const x3 = (arg1[3]);
2233    const x4 = (arg1[4]);
2234    const x5 = (arg1[5]);
2235    const x6 = (arg1[0]);
2236    var x7: u64 = undefined;
2237    var x8: u64 = undefined;
2238    mulxU64(&x7, &x8, x6, 0x200000000);
2239    var x9: u64 = undefined;
2240    var x10: u64 = undefined;
2241    mulxU64(&x9, &x10, x6, 0xfffffffe00000000);
2242    var x11: u64 = undefined;
2243    var x12: u64 = undefined;
2244    mulxU64(&x11, &x12, x6, 0x200000000);
2245    var x13: u64 = undefined;
2246    var x14: u64 = undefined;
2247    mulxU64(&x13, &x14, x6, 0xfffffffe00000001);
2248    var x15: u64 = undefined;
2249    var x16: u1 = undefined;
2250    addcarryxU64(&x15, &x16, 0x0, x14, x11);
2251    var x17: u64 = undefined;
2252    var x18: u1 = undefined;
2253    addcarryxU64(&x17, &x18, x16, x12, x9);
2254    var x19: u64 = undefined;
2255    var x20: u1 = undefined;
2256    addcarryxU64(&x19, &x20, x18, x10, x7);
2257    var x21: u64 = undefined;
2258    var x22: u1 = undefined;
2259    addcarryxU64(&x21, &x22, x20, x8, x6);
2260    var x23: u64 = undefined;
2261    var x24: u64 = undefined;
2262    mulxU64(&x23, &x24, x13, 0x100000001);
2263    var x25: u64 = undefined;
2264    var x26: u64 = undefined;
2265    mulxU64(&x25, &x26, x23, 0xffffffffffffffff);
2266    var x27: u64 = undefined;
2267    var x28: u64 = undefined;
2268    mulxU64(&x27, &x28, x23, 0xffffffffffffffff);
2269    var x29: u64 = undefined;
2270    var x30: u64 = undefined;
2271    mulxU64(&x29, &x30, x23, 0xffffffffffffffff);
2272    var x31: u64 = undefined;
2273    var x32: u64 = undefined;
2274    mulxU64(&x31, &x32, x23, 0xfffffffffffffffe);
2275    var x33: u64 = undefined;
2276    var x34: u64 = undefined;
2277    mulxU64(&x33, &x34, x23, 0xffffffff00000000);
2278    var x35: u64 = undefined;
2279    var x36: u64 = undefined;
2280    mulxU64(&x35, &x36, x23, 0xffffffff);
2281    var x37: u64 = undefined;
2282    var x38: u1 = undefined;
2283    addcarryxU64(&x37, &x38, 0x0, x36, x33);
2284    var x39: u64 = undefined;
2285    var x40: u1 = undefined;
2286    addcarryxU64(&x39, &x40, x38, x34, x31);
2287    var x41: u64 = undefined;
2288    var x42: u1 = undefined;
2289    addcarryxU64(&x41, &x42, x40, x32, x29);
2290    var x43: u64 = undefined;
2291    var x44: u1 = undefined;
2292    addcarryxU64(&x43, &x44, x42, x30, x27);
2293    var x45: u64 = undefined;
2294    var x46: u1 = undefined;
2295    addcarryxU64(&x45, &x46, x44, x28, x25);
2296    var x47: u64 = undefined;
2297    var x48: u1 = undefined;
2298    addcarryxU64(&x47, &x48, 0x0, x13, x35);
2299    var x49: u64 = undefined;
2300    var x50: u1 = undefined;
2301    addcarryxU64(&x49, &x50, x48, x15, x37);
2302    var x51: u64 = undefined;
2303    var x52: u1 = undefined;
2304    addcarryxU64(&x51, &x52, x50, x17, x39);
2305    var x53: u64 = undefined;
2306    var x54: u1 = undefined;
2307    addcarryxU64(&x53, &x54, x52, x19, x41);
2308    var x55: u64 = undefined;
2309    var x56: u1 = undefined;
2310    addcarryxU64(&x55, &x56, x54, x21, x43);
2311    var x57: u64 = undefined;
2312    var x58: u1 = undefined;
2313    addcarryxU64(&x57, &x58, x56, @as(u64, x22), x45);
2314    var x59: u64 = undefined;
2315    var x60: u1 = undefined;
2316    addcarryxU64(&x59, &x60, x58, 0x0, (@as(u64, x46) + x26));
2317    var x61: u64 = undefined;
2318    var x62: u64 = undefined;
2319    mulxU64(&x61, &x62, x1, 0x200000000);
2320    var x63: u64 = undefined;
2321    var x64: u64 = undefined;
2322    mulxU64(&x63, &x64, x1, 0xfffffffe00000000);
2323    var x65: u64 = undefined;
2324    var x66: u64 = undefined;
2325    mulxU64(&x65, &x66, x1, 0x200000000);
2326    var x67: u64 = undefined;
2327    var x68: u64 = undefined;
2328    mulxU64(&x67, &x68, x1, 0xfffffffe00000001);
2329    var x69: u64 = undefined;
2330    var x70: u1 = undefined;
2331    addcarryxU64(&x69, &x70, 0x0, x68, x65);
2332    var x71: u64 = undefined;
2333    var x72: u1 = undefined;
2334    addcarryxU64(&x71, &x72, x70, x66, x63);
2335    var x73: u64 = undefined;
2336    var x74: u1 = undefined;
2337    addcarryxU64(&x73, &x74, x72, x64, x61);
2338    var x75: u64 = undefined;
2339    var x76: u1 = undefined;
2340    addcarryxU64(&x75, &x76, x74, x62, x1);
2341    var x77: u64 = undefined;
2342    var x78: u1 = undefined;
2343    addcarryxU64(&x77, &x78, 0x0, x49, x67);
2344    var x79: u64 = undefined;
2345    var x80: u1 = undefined;
2346    addcarryxU64(&x79, &x80, x78, x51, x69);
2347    var x81: u64 = undefined;
2348    var x82: u1 = undefined;
2349    addcarryxU64(&x81, &x82, x80, x53, x71);
2350    var x83: u64 = undefined;
2351    var x84: u1 = undefined;
2352    addcarryxU64(&x83, &x84, x82, x55, x73);
2353    var x85: u64 = undefined;
2354    var x86: u1 = undefined;
2355    addcarryxU64(&x85, &x86, x84, x57, x75);
2356    var x87: u64 = undefined;
2357    var x88: u1 = undefined;
2358    addcarryxU64(&x87, &x88, x86, x59, @as(u64, x76));
2359    var x89: u64 = undefined;
2360    var x90: u64 = undefined;
2361    mulxU64(&x89, &x90, x77, 0x100000001);
2362    var x91: u64 = undefined;
2363    var x92: u64 = undefined;
2364    mulxU64(&x91, &x92, x89, 0xffffffffffffffff);
2365    var x93: u64 = undefined;
2366    var x94: u64 = undefined;
2367    mulxU64(&x93, &x94, x89, 0xffffffffffffffff);
2368    var x95: u64 = undefined;
2369    var x96: u64 = undefined;
2370    mulxU64(&x95, &x96, x89, 0xffffffffffffffff);
2371    var x97: u64 = undefined;
2372    var x98: u64 = undefined;
2373    mulxU64(&x97, &x98, x89, 0xfffffffffffffffe);
2374    var x99: u64 = undefined;
2375    var x100: u64 = undefined;
2376    mulxU64(&x99, &x100, x89, 0xffffffff00000000);
2377    var x101: u64 = undefined;
2378    var x102: u64 = undefined;
2379    mulxU64(&x101, &x102, x89, 0xffffffff);
2380    var x103: u64 = undefined;
2381    var x104: u1 = undefined;
2382    addcarryxU64(&x103, &x104, 0x0, x102, x99);
2383    var x105: u64 = undefined;
2384    var x106: u1 = undefined;
2385    addcarryxU64(&x105, &x106, x104, x100, x97);
2386    var x107: u64 = undefined;
2387    var x108: u1 = undefined;
2388    addcarryxU64(&x107, &x108, x106, x98, x95);
2389    var x109: u64 = undefined;
2390    var x110: u1 = undefined;
2391    addcarryxU64(&x109, &x110, x108, x96, x93);
2392    var x111: u64 = undefined;
2393    var x112: u1 = undefined;
2394    addcarryxU64(&x111, &x112, x110, x94, x91);
2395    var x113: u64 = undefined;
2396    var x114: u1 = undefined;
2397    addcarryxU64(&x113, &x114, 0x0, x77, x101);
2398    var x115: u64 = undefined;
2399    var x116: u1 = undefined;
2400    addcarryxU64(&x115, &x116, x114, x79, x103);
2401    var x117: u64 = undefined;
2402    var x118: u1 = undefined;
2403    addcarryxU64(&x117, &x118, x116, x81, x105);
2404    var x119: u64 = undefined;
2405    var x120: u1 = undefined;
2406    addcarryxU64(&x119, &x120, x118, x83, x107);
2407    var x121: u64 = undefined;
2408    var x122: u1 = undefined;
2409    addcarryxU64(&x121, &x122, x120, x85, x109);
2410    var x123: u64 = undefined;
2411    var x124: u1 = undefined;
2412    addcarryxU64(&x123, &x124, x122, x87, x111);
2413    var x125: u64 = undefined;
2414    var x126: u1 = undefined;
2415    addcarryxU64(&x125, &x126, x124, (@as(u64, x88) + @as(u64, x60)), (@as(u64, x112) + x92));
2416    var x127: u64 = undefined;
2417    var x128: u64 = undefined;
2418    mulxU64(&x127, &x128, x2, 0x200000000);
2419    var x129: u64 = undefined;
2420    var x130: u64 = undefined;
2421    mulxU64(&x129, &x130, x2, 0xfffffffe00000000);
2422    var x131: u64 = undefined;
2423    var x132: u64 = undefined;
2424    mulxU64(&x131, &x132, x2, 0x200000000);
2425    var x133: u64 = undefined;
2426    var x134: u64 = undefined;
2427    mulxU64(&x133, &x134, x2, 0xfffffffe00000001);
2428    var x135: u64 = undefined;
2429    var x136: u1 = undefined;
2430    addcarryxU64(&x135, &x136, 0x0, x134, x131);
2431    var x137: u64 = undefined;
2432    var x138: u1 = undefined;
2433    addcarryxU64(&x137, &x138, x136, x132, x129);
2434    var x139: u64 = undefined;
2435    var x140: u1 = undefined;
2436    addcarryxU64(&x139, &x140, x138, x130, x127);
2437    var x141: u64 = undefined;
2438    var x142: u1 = undefined;
2439    addcarryxU64(&x141, &x142, x140, x128, x2);
2440    var x143: u64 = undefined;
2441    var x144: u1 = undefined;
2442    addcarryxU64(&x143, &x144, 0x0, x115, x133);
2443    var x145: u64 = undefined;
2444    var x146: u1 = undefined;
2445    addcarryxU64(&x145, &x146, x144, x117, x135);
2446    var x147: u64 = undefined;
2447    var x148: u1 = undefined;
2448    addcarryxU64(&x147, &x148, x146, x119, x137);
2449    var x149: u64 = undefined;
2450    var x150: u1 = undefined;
2451    addcarryxU64(&x149, &x150, x148, x121, x139);
2452    var x151: u64 = undefined;
2453    var x152: u1 = undefined;
2454    addcarryxU64(&x151, &x152, x150, x123, x141);
2455    var x153: u64 = undefined;
2456    var x154: u1 = undefined;
2457    addcarryxU64(&x153, &x154, x152, x125, @as(u64, x142));
2458    var x155: u64 = undefined;
2459    var x156: u64 = undefined;
2460    mulxU64(&x155, &x156, x143, 0x100000001);
2461    var x157: u64 = undefined;
2462    var x158: u64 = undefined;
2463    mulxU64(&x157, &x158, x155, 0xffffffffffffffff);
2464    var x159: u64 = undefined;
2465    var x160: u64 = undefined;
2466    mulxU64(&x159, &x160, x155, 0xffffffffffffffff);
2467    var x161: u64 = undefined;
2468    var x162: u64 = undefined;
2469    mulxU64(&x161, &x162, x155, 0xffffffffffffffff);
2470    var x163: u64 = undefined;
2471    var x164: u64 = undefined;
2472    mulxU64(&x163, &x164, x155, 0xfffffffffffffffe);
2473    var x165: u64 = undefined;
2474    var x166: u64 = undefined;
2475    mulxU64(&x165, &x166, x155, 0xffffffff00000000);
2476    var x167: u64 = undefined;
2477    var x168: u64 = undefined;
2478    mulxU64(&x167, &x168, x155, 0xffffffff);
2479    var x169: u64 = undefined;
2480    var x170: u1 = undefined;
2481    addcarryxU64(&x169, &x170, 0x0, x168, x165);
2482    var x171: u64 = undefined;
2483    var x172: u1 = undefined;
2484    addcarryxU64(&x171, &x172, x170, x166, x163);
2485    var x173: u64 = undefined;
2486    var x174: u1 = undefined;
2487    addcarryxU64(&x173, &x174, x172, x164, x161);
2488    var x175: u64 = undefined;
2489    var x176: u1 = undefined;
2490    addcarryxU64(&x175, &x176, x174, x162, x159);
2491    var x177: u64 = undefined;
2492    var x178: u1 = undefined;
2493    addcarryxU64(&x177, &x178, x176, x160, x157);
2494    var x179: u64 = undefined;
2495    var x180: u1 = undefined;
2496    addcarryxU64(&x179, &x180, 0x0, x143, x167);
2497    var x181: u64 = undefined;
2498    var x182: u1 = undefined;
2499    addcarryxU64(&x181, &x182, x180, x145, x169);
2500    var x183: u64 = undefined;
2501    var x184: u1 = undefined;
2502    addcarryxU64(&x183, &x184, x182, x147, x171);
2503    var x185: u64 = undefined;
2504    var x186: u1 = undefined;
2505    addcarryxU64(&x185, &x186, x184, x149, x173);
2506    var x187: u64 = undefined;
2507    var x188: u1 = undefined;
2508    addcarryxU64(&x187, &x188, x186, x151, x175);
2509    var x189: u64 = undefined;
2510    var x190: u1 = undefined;
2511    addcarryxU64(&x189, &x190, x188, x153, x177);
2512    var x191: u64 = undefined;
2513    var x192: u1 = undefined;
2514    addcarryxU64(&x191, &x192, x190, (@as(u64, x154) + @as(u64, x126)), (@as(u64, x178) + x158));
2515    var x193: u64 = undefined;
2516    var x194: u64 = undefined;
2517    mulxU64(&x193, &x194, x3, 0x200000000);
2518    var x195: u64 = undefined;
2519    var x196: u64 = undefined;
2520    mulxU64(&x195, &x196, x3, 0xfffffffe00000000);
2521    var x197: u64 = undefined;
2522    var x198: u64 = undefined;
2523    mulxU64(&x197, &x198, x3, 0x200000000);
2524    var x199: u64 = undefined;
2525    var x200: u64 = undefined;
2526    mulxU64(&x199, &x200, x3, 0xfffffffe00000001);
2527    var x201: u64 = undefined;
2528    var x202: u1 = undefined;
2529    addcarryxU64(&x201, &x202, 0x0, x200, x197);
2530    var x203: u64 = undefined;
2531    var x204: u1 = undefined;
2532    addcarryxU64(&x203, &x204, x202, x198, x195);
2533    var x205: u64 = undefined;
2534    var x206: u1 = undefined;
2535    addcarryxU64(&x205, &x206, x204, x196, x193);
2536    var x207: u64 = undefined;
2537    var x208: u1 = undefined;
2538    addcarryxU64(&x207, &x208, x206, x194, x3);
2539    var x209: u64 = undefined;
2540    var x210: u1 = undefined;
2541    addcarryxU64(&x209, &x210, 0x0, x181, x199);
2542    var x211: u64 = undefined;
2543    var x212: u1 = undefined;
2544    addcarryxU64(&x211, &x212, x210, x183, x201);
2545    var x213: u64 = undefined;
2546    var x214: u1 = undefined;
2547    addcarryxU64(&x213, &x214, x212, x185, x203);
2548    var x215: u64 = undefined;
2549    var x216: u1 = undefined;
2550    addcarryxU64(&x215, &x216, x214, x187, x205);
2551    var x217: u64 = undefined;
2552    var x218: u1 = undefined;
2553    addcarryxU64(&x217, &x218, x216, x189, x207);
2554    var x219: u64 = undefined;
2555    var x220: u1 = undefined;
2556    addcarryxU64(&x219, &x220, x218, x191, @as(u64, x208));
2557    var x221: u64 = undefined;
2558    var x222: u64 = undefined;
2559    mulxU64(&x221, &x222, x209, 0x100000001);
2560    var x223: u64 = undefined;
2561    var x224: u64 = undefined;
2562    mulxU64(&x223, &x224, x221, 0xffffffffffffffff);
2563    var x225: u64 = undefined;
2564    var x226: u64 = undefined;
2565    mulxU64(&x225, &x226, x221, 0xffffffffffffffff);
2566    var x227: u64 = undefined;
2567    var x228: u64 = undefined;
2568    mulxU64(&x227, &x228, x221, 0xffffffffffffffff);
2569    var x229: u64 = undefined;
2570    var x230: u64 = undefined;
2571    mulxU64(&x229, &x230, x221, 0xfffffffffffffffe);
2572    var x231: u64 = undefined;
2573    var x232: u64 = undefined;
2574    mulxU64(&x231, &x232, x221, 0xffffffff00000000);
2575    var x233: u64 = undefined;
2576    var x234: u64 = undefined;
2577    mulxU64(&x233, &x234, x221, 0xffffffff);
2578    var x235: u64 = undefined;
2579    var x236: u1 = undefined;
2580    addcarryxU64(&x235, &x236, 0x0, x234, x231);
2581    var x237: u64 = undefined;
2582    var x238: u1 = undefined;
2583    addcarryxU64(&x237, &x238, x236, x232, x229);
2584    var x239: u64 = undefined;
2585    var x240: u1 = undefined;
2586    addcarryxU64(&x239, &x240, x238, x230, x227);
2587    var x241: u64 = undefined;
2588    var x242: u1 = undefined;
2589    addcarryxU64(&x241, &x242, x240, x228, x225);
2590    var x243: u64 = undefined;
2591    var x244: u1 = undefined;
2592    addcarryxU64(&x243, &x244, x242, x226, x223);
2593    var x245: u64 = undefined;
2594    var x246: u1 = undefined;
2595    addcarryxU64(&x245, &x246, 0x0, x209, x233);
2596    var x247: u64 = undefined;
2597    var x248: u1 = undefined;
2598    addcarryxU64(&x247, &x248, x246, x211, x235);
2599    var x249: u64 = undefined;
2600    var x250: u1 = undefined;
2601    addcarryxU64(&x249, &x250, x248, x213, x237);
2602    var x251: u64 = undefined;
2603    var x252: u1 = undefined;
2604    addcarryxU64(&x251, &x252, x250, x215, x239);
2605    var x253: u64 = undefined;
2606    var x254: u1 = undefined;
2607    addcarryxU64(&x253, &x254, x252, x217, x241);
2608    var x255: u64 = undefined;
2609    var x256: u1 = undefined;
2610    addcarryxU64(&x255, &x256, x254, x219, x243);
2611    var x257: u64 = undefined;
2612    var x258: u1 = undefined;
2613    addcarryxU64(&x257, &x258, x256, (@as(u64, x220) + @as(u64, x192)), (@as(u64, x244) + x224));
2614    var x259: u64 = undefined;
2615    var x260: u64 = undefined;
2616    mulxU64(&x259, &x260, x4, 0x200000000);
2617    var x261: u64 = undefined;
2618    var x262: u64 = undefined;
2619    mulxU64(&x261, &x262, x4, 0xfffffffe00000000);
2620    var x263: u64 = undefined;
2621    var x264: u64 = undefined;
2622    mulxU64(&x263, &x264, x4, 0x200000000);
2623    var x265: u64 = undefined;
2624    var x266: u64 = undefined;
2625    mulxU64(&x265, &x266, x4, 0xfffffffe00000001);
2626    var x267: u64 = undefined;
2627    var x268: u1 = undefined;
2628    addcarryxU64(&x267, &x268, 0x0, x266, x263);
2629    var x269: u64 = undefined;
2630    var x270: u1 = undefined;
2631    addcarryxU64(&x269, &x270, x268, x264, x261);
2632    var x271: u64 = undefined;
2633    var x272: u1 = undefined;
2634    addcarryxU64(&x271, &x272, x270, x262, x259);
2635    var x273: u64 = undefined;
2636    var x274: u1 = undefined;
2637    addcarryxU64(&x273, &x274, x272, x260, x4);
2638    var x275: u64 = undefined;
2639    var x276: u1 = undefined;
2640    addcarryxU64(&x275, &x276, 0x0, x247, x265);
2641    var x277: u64 = undefined;
2642    var x278: u1 = undefined;
2643    addcarryxU64(&x277, &x278, x276, x249, x267);
2644    var x279: u64 = undefined;
2645    var x280: u1 = undefined;
2646    addcarryxU64(&x279, &x280, x278, x251, x269);
2647    var x281: u64 = undefined;
2648    var x282: u1 = undefined;
2649    addcarryxU64(&x281, &x282, x280, x253, x271);
2650    var x283: u64 = undefined;
2651    var x284: u1 = undefined;
2652    addcarryxU64(&x283, &x284, x282, x255, x273);
2653    var x285: u64 = undefined;
2654    var x286: u1 = undefined;
2655    addcarryxU64(&x285, &x286, x284, x257, @as(u64, x274));
2656    var x287: u64 = undefined;
2657    var x288: u64 = undefined;
2658    mulxU64(&x287, &x288, x275, 0x100000001);
2659    var x289: u64 = undefined;
2660    var x290: u64 = undefined;
2661    mulxU64(&x289, &x290, x287, 0xffffffffffffffff);
2662    var x291: u64 = undefined;
2663    var x292: u64 = undefined;
2664    mulxU64(&x291, &x292, x287, 0xffffffffffffffff);
2665    var x293: u64 = undefined;
2666    var x294: u64 = undefined;
2667    mulxU64(&x293, &x294, x287, 0xffffffffffffffff);
2668    var x295: u64 = undefined;
2669    var x296: u64 = undefined;
2670    mulxU64(&x295, &x296, x287, 0xfffffffffffffffe);
2671    var x297: u64 = undefined;
2672    var x298: u64 = undefined;
2673    mulxU64(&x297, &x298, x287, 0xffffffff00000000);
2674    var x299: u64 = undefined;
2675    var x300: u64 = undefined;
2676    mulxU64(&x299, &x300, x287, 0xffffffff);
2677    var x301: u64 = undefined;
2678    var x302: u1 = undefined;
2679    addcarryxU64(&x301, &x302, 0x0, x300, x297);
2680    var x303: u64 = undefined;
2681    var x304: u1 = undefined;
2682    addcarryxU64(&x303, &x304, x302, x298, x295);
2683    var x305: u64 = undefined;
2684    var x306: u1 = undefined;
2685    addcarryxU64(&x305, &x306, x304, x296, x293);
2686    var x307: u64 = undefined;
2687    var x308: u1 = undefined;
2688    addcarryxU64(&x307, &x308, x306, x294, x291);
2689    var x309: u64 = undefined;
2690    var x310: u1 = undefined;
2691    addcarryxU64(&x309, &x310, x308, x292, x289);
2692    var x311: u64 = undefined;
2693    var x312: u1 = undefined;
2694    addcarryxU64(&x311, &x312, 0x0, x275, x299);
2695    var x313: u64 = undefined;
2696    var x314: u1 = undefined;
2697    addcarryxU64(&x313, &x314, x312, x277, x301);
2698    var x315: u64 = undefined;
2699    var x316: u1 = undefined;
2700    addcarryxU64(&x315, &x316, x314, x279, x303);
2701    var x317: u64 = undefined;
2702    var x318: u1 = undefined;
2703    addcarryxU64(&x317, &x318, x316, x281, x305);
2704    var x319: u64 = undefined;
2705    var x320: u1 = undefined;
2706    addcarryxU64(&x319, &x320, x318, x283, x307);
2707    var x321: u64 = undefined;
2708    var x322: u1 = undefined;
2709    addcarryxU64(&x321, &x322, x320, x285, x309);
2710    var x323: u64 = undefined;
2711    var x324: u1 = undefined;
2712    addcarryxU64(&x323, &x324, x322, (@as(u64, x286) + @as(u64, x258)), (@as(u64, x310) + x290));
2713    var x325: u64 = undefined;
2714    var x326: u64 = undefined;
2715    mulxU64(&x325, &x326, x5, 0x200000000);
2716    var x327: u64 = undefined;
2717    var x328: u64 = undefined;
2718    mulxU64(&x327, &x328, x5, 0xfffffffe00000000);
2719    var x329: u64 = undefined;
2720    var x330: u64 = undefined;
2721    mulxU64(&x329, &x330, x5, 0x200000000);
2722    var x331: u64 = undefined;
2723    var x332: u64 = undefined;
2724    mulxU64(&x331, &x332, x5, 0xfffffffe00000001);
2725    var x333: u64 = undefined;
2726    var x334: u1 = undefined;
2727    addcarryxU64(&x333, &x334, 0x0, x332, x329);
2728    var x335: u64 = undefined;
2729    var x336: u1 = undefined;
2730    addcarryxU64(&x335, &x336, x334, x330, x327);
2731    var x337: u64 = undefined;
2732    var x338: u1 = undefined;
2733    addcarryxU64(&x337, &x338, x336, x328, x325);
2734    var x339: u64 = undefined;
2735    var x340: u1 = undefined;
2736    addcarryxU64(&x339, &x340, x338, x326, x5);
2737    var x341: u64 = undefined;
2738    var x342: u1 = undefined;
2739    addcarryxU64(&x341, &x342, 0x0, x313, x331);
2740    var x343: u64 = undefined;
2741    var x344: u1 = undefined;
2742    addcarryxU64(&x343, &x344, x342, x315, x333);
2743    var x345: u64 = undefined;
2744    var x346: u1 = undefined;
2745    addcarryxU64(&x345, &x346, x344, x317, x335);
2746    var x347: u64 = undefined;
2747    var x348: u1 = undefined;
2748    addcarryxU64(&x347, &x348, x346, x319, x337);
2749    var x349: u64 = undefined;
2750    var x350: u1 = undefined;
2751    addcarryxU64(&x349, &x350, x348, x321, x339);
2752    var x351: u64 = undefined;
2753    var x352: u1 = undefined;
2754    addcarryxU64(&x351, &x352, x350, x323, @as(u64, x340));
2755    var x353: u64 = undefined;
2756    var x354: u64 = undefined;
2757    mulxU64(&x353, &x354, x341, 0x100000001);
2758    var x355: u64 = undefined;
2759    var x356: u64 = undefined;
2760    mulxU64(&x355, &x356, x353, 0xffffffffffffffff);
2761    var x357: u64 = undefined;
2762    var x358: u64 = undefined;
2763    mulxU64(&x357, &x358, x353, 0xffffffffffffffff);
2764    var x359: u64 = undefined;
2765    var x360: u64 = undefined;
2766    mulxU64(&x359, &x360, x353, 0xffffffffffffffff);
2767    var x361: u64 = undefined;
2768    var x362: u64 = undefined;
2769    mulxU64(&x361, &x362, x353, 0xfffffffffffffffe);
2770    var x363: u64 = undefined;
2771    var x364: u64 = undefined;
2772    mulxU64(&x363, &x364, x353, 0xffffffff00000000);
2773    var x365: u64 = undefined;
2774    var x366: u64 = undefined;
2775    mulxU64(&x365, &x366, x353, 0xffffffff);
2776    var x367: u64 = undefined;
2777    var x368: u1 = undefined;
2778    addcarryxU64(&x367, &x368, 0x0, x366, x363);
2779    var x369: u64 = undefined;
2780    var x370: u1 = undefined;
2781    addcarryxU64(&x369, &x370, x368, x364, x361);
2782    var x371: u64 = undefined;
2783    var x372: u1 = undefined;
2784    addcarryxU64(&x371, &x372, x370, x362, x359);
2785    var x373: u64 = undefined;
2786    var x374: u1 = undefined;
2787    addcarryxU64(&x373, &x374, x372, x360, x357);
2788    var x375: u64 = undefined;
2789    var x376: u1 = undefined;
2790    addcarryxU64(&x375, &x376, x374, x358, x355);
2791    var x377: u64 = undefined;
2792    var x378: u1 = undefined;
2793    addcarryxU64(&x377, &x378, 0x0, x341, x365);
2794    var x379: u64 = undefined;
2795    var x380: u1 = undefined;
2796    addcarryxU64(&x379, &x380, x378, x343, x367);
2797    var x381: u64 = undefined;
2798    var x382: u1 = undefined;
2799    addcarryxU64(&x381, &x382, x380, x345, x369);
2800    var x383: u64 = undefined;
2801    var x384: u1 = undefined;
2802    addcarryxU64(&x383, &x384, x382, x347, x371);
2803    var x385: u64 = undefined;
2804    var x386: u1 = undefined;
2805    addcarryxU64(&x385, &x386, x384, x349, x373);
2806    var x387: u64 = undefined;
2807    var x388: u1 = undefined;
2808    addcarryxU64(&x387, &x388, x386, x351, x375);
2809    var x389: u64 = undefined;
2810    var x390: u1 = undefined;
2811    addcarryxU64(&x389, &x390, x388, (@as(u64, x352) + @as(u64, x324)), (@as(u64, x376) + x356));
2812    var x391: u64 = undefined;
2813    var x392: u1 = undefined;
2814    subborrowxU64(&x391, &x392, 0x0, x379, 0xffffffff);
2815    var x393: u64 = undefined;
2816    var x394: u1 = undefined;
2817    subborrowxU64(&x393, &x394, x392, x381, 0xffffffff00000000);
2818    var x395: u64 = undefined;
2819    var x396: u1 = undefined;
2820    subborrowxU64(&x395, &x396, x394, x383, 0xfffffffffffffffe);
2821    var x397: u64 = undefined;
2822    var x398: u1 = undefined;
2823    subborrowxU64(&x397, &x398, x396, x385, 0xffffffffffffffff);
2824    var x399: u64 = undefined;
2825    var x400: u1 = undefined;
2826    subborrowxU64(&x399, &x400, x398, x387, 0xffffffffffffffff);
2827    var x401: u64 = undefined;
2828    var x402: u1 = undefined;
2829    subborrowxU64(&x401, &x402, x400, x389, 0xffffffffffffffff);
2830    var x403: u64 = undefined;
2831    var x404: u1 = undefined;
2832    subborrowxU64(&x403, &x404, x402, @as(u64, x390), 0x0);
2833    var x405: u64 = undefined;
2834    cmovznzU64(&x405, x404, x391, x379);
2835    var x406: u64 = undefined;
2836    cmovznzU64(&x406, x404, x393, x381);
2837    var x407: u64 = undefined;
2838    cmovznzU64(&x407, x404, x395, x383);
2839    var x408: u64 = undefined;
2840    cmovznzU64(&x408, x404, x397, x385);
2841    var x409: u64 = undefined;
2842    cmovznzU64(&x409, x404, x399, x387);
2843    var x410: u64 = undefined;
2844    cmovznzU64(&x410, x404, x401, x389);
2845    out1[0] = x405;
2846    out1[1] = x406;
2847    out1[2] = x407;
2848    out1[3] = x408;
2849    out1[4] = x409;
2850    out1[5] = x410;
2851}
2852
2853/// The function nonzero outputs a single non-zero word if the input is non-zero and zero otherwise.
2854///
2855/// Preconditions:
2856///   0 ≤ eval arg1 < m
2857/// Postconditions:
2858///   out1 = 0 ↔ eval (from_montgomery arg1) mod m = 0
2859///
2860/// Input Bounds:
2861///   arg1: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
2862/// Output Bounds:
2863///   out1: [0x0 ~> 0xffffffffffffffff]
2864pub fn nonzero(out1: *u64, arg1: [6]u64) void {
2865    @setRuntimeSafety(mode == .Debug);
2866
2867    const x1 = ((arg1[0]) | ((arg1[1]) | ((arg1[2]) | ((arg1[3]) | ((arg1[4]) | (arg1[5]))))));
2868    out1.* = x1;
2869}
2870
2871/// The function selectznz is a multi-limb conditional select.
2872///
2873/// Postconditions:
2874///   out1 = (if arg1 = 0 then arg2 else arg3)
2875///
2876/// Input Bounds:
2877///   arg1: [0x0 ~> 0x1]
2878///   arg2: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
2879///   arg3: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
2880/// Output Bounds:
2881///   out1: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
2882pub fn selectznz(out1: *[6]u64, arg1: u1, arg2: [6]u64, arg3: [6]u64) void {
2883    @setRuntimeSafety(mode == .Debug);
2884
2885    var x1: u64 = undefined;
2886    cmovznzU64(&x1, arg1, (arg2[0]), (arg3[0]));
2887    var x2: u64 = undefined;
2888    cmovznzU64(&x2, arg1, (arg2[1]), (arg3[1]));
2889    var x3: u64 = undefined;
2890    cmovznzU64(&x3, arg1, (arg2[2]), (arg3[2]));
2891    var x4: u64 = undefined;
2892    cmovznzU64(&x4, arg1, (arg2[3]), (arg3[3]));
2893    var x5: u64 = undefined;
2894    cmovznzU64(&x5, arg1, (arg2[4]), (arg3[4]));
2895    var x6: u64 = undefined;
2896    cmovznzU64(&x6, arg1, (arg2[5]), (arg3[5]));
2897    out1[0] = x1;
2898    out1[1] = x2;
2899    out1[2] = x3;
2900    out1[3] = x4;
2901    out1[4] = x5;
2902    out1[5] = x6;
2903}
2904
2905/// The function toBytes serializes a field element NOT in the Montgomery domain to bytes in little-endian order.
2906///
2907/// Preconditions:
2908///   0 ≤ eval arg1 < m
2909/// Postconditions:
2910///   out1 = map (λ x, ⌊((eval arg1 mod m) mod 2^(8 * (x + 1))) / 2^(8 * x)⌋) [0..47]
2911///
2912/// Input Bounds:
2913///   arg1: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
2914/// Output Bounds:
2915///   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 ~> 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]]
2916pub fn toBytes(out1: *[48]u8, arg1: [6]u64) void {
2917    @setRuntimeSafety(mode == .Debug);
2918
2919    const x1 = (arg1[5]);
2920    const x2 = (arg1[4]);
2921    const x3 = (arg1[3]);
2922    const x4 = (arg1[2]);
2923    const x5 = (arg1[1]);
2924    const x6 = (arg1[0]);
2925    const x7 = @as(u8, @truncate((x6 & 0xff)));
2926    const x8 = (x6 >> 8);
2927    const x9 = @as(u8, @truncate((x8 & 0xff)));
2928    const x10 = (x8 >> 8);
2929    const x11 = @as(u8, @truncate((x10 & 0xff)));
2930    const x12 = (x10 >> 8);
2931    const x13 = @as(u8, @truncate((x12 & 0xff)));
2932    const x14 = (x12 >> 8);
2933    const x15 = @as(u8, @truncate((x14 & 0xff)));
2934    const x16 = (x14 >> 8);
2935    const x17 = @as(u8, @truncate((x16 & 0xff)));
2936    const x18 = (x16 >> 8);
2937    const x19 = @as(u8, @truncate((x18 & 0xff)));
2938    const x20 = @as(u8, @truncate((x18 >> 8)));
2939    const x21 = @as(u8, @truncate((x5 & 0xff)));
2940    const x22 = (x5 >> 8);
2941    const x23 = @as(u8, @truncate((x22 & 0xff)));
2942    const x24 = (x22 >> 8);
2943    const x25 = @as(u8, @truncate((x24 & 0xff)));
2944    const x26 = (x24 >> 8);
2945    const x27 = @as(u8, @truncate((x26 & 0xff)));
2946    const x28 = (x26 >> 8);
2947    const x29 = @as(u8, @truncate((x28 & 0xff)));
2948    const x30 = (x28 >> 8);
2949    const x31 = @as(u8, @truncate((x30 & 0xff)));
2950    const x32 = (x30 >> 8);
2951    const x33 = @as(u8, @truncate((x32 & 0xff)));
2952    const x34 = @as(u8, @truncate((x32 >> 8)));
2953    const x35 = @as(u8, @truncate((x4 & 0xff)));
2954    const x36 = (x4 >> 8);
2955    const x37 = @as(u8, @truncate((x36 & 0xff)));
2956    const x38 = (x36 >> 8);
2957    const x39 = @as(u8, @truncate((x38 & 0xff)));
2958    const x40 = (x38 >> 8);
2959    const x41 = @as(u8, @truncate((x40 & 0xff)));
2960    const x42 = (x40 >> 8);
2961    const x43 = @as(u8, @truncate((x42 & 0xff)));
2962    const x44 = (x42 >> 8);
2963    const x45 = @as(u8, @truncate((x44 & 0xff)));
2964    const x46 = (x44 >> 8);
2965    const x47 = @as(u8, @truncate((x46 & 0xff)));
2966    const x48 = @as(u8, @truncate((x46 >> 8)));
2967    const x49 = @as(u8, @truncate((x3 & 0xff)));
2968    const x50 = (x3 >> 8);
2969    const x51 = @as(u8, @truncate((x50 & 0xff)));
2970    const x52 = (x50 >> 8);
2971    const x53 = @as(u8, @truncate((x52 & 0xff)));
2972    const x54 = (x52 >> 8);
2973    const x55 = @as(u8, @truncate((x54 & 0xff)));
2974    const x56 = (x54 >> 8);
2975    const x57 = @as(u8, @truncate((x56 & 0xff)));
2976    const x58 = (x56 >> 8);
2977    const x59 = @as(u8, @truncate((x58 & 0xff)));
2978    const x60 = (x58 >> 8);
2979    const x61 = @as(u8, @truncate((x60 & 0xff)));
2980    const x62 = @as(u8, @truncate((x60 >> 8)));
2981    const x63 = @as(u8, @truncate((x2 & 0xff)));
2982    const x64 = (x2 >> 8);
2983    const x65 = @as(u8, @truncate((x64 & 0xff)));
2984    const x66 = (x64 >> 8);
2985    const x67 = @as(u8, @truncate((x66 & 0xff)));
2986    const x68 = (x66 >> 8);
2987    const x69 = @as(u8, @truncate((x68 & 0xff)));
2988    const x70 = (x68 >> 8);
2989    const x71 = @as(u8, @truncate((x70 & 0xff)));
2990    const x72 = (x70 >> 8);
2991    const x73 = @as(u8, @truncate((x72 & 0xff)));
2992    const x74 = (x72 >> 8);
2993    const x75 = @as(u8, @truncate((x74 & 0xff)));
2994    const x76 = @as(u8, @truncate((x74 >> 8)));
2995    const x77 = @as(u8, @truncate((x1 & 0xff)));
2996    const x78 = (x1 >> 8);
2997    const x79 = @as(u8, @truncate((x78 & 0xff)));
2998    const x80 = (x78 >> 8);
2999    const x81 = @as(u8, @truncate((x80 & 0xff)));
3000    const x82 = (x80 >> 8);
3001    const x83 = @as(u8, @truncate((x82 & 0xff)));
3002    const x84 = (x82 >> 8);
3003    const x85 = @as(u8, @truncate((x84 & 0xff)));
3004    const x86 = (x84 >> 8);
3005    const x87 = @as(u8, @truncate((x86 & 0xff)));
3006    const x88 = (x86 >> 8);
3007    const x89 = @as(u8, @truncate((x88 & 0xff)));
3008    const x90 = @as(u8, @truncate((x88 >> 8)));
3009    out1[0] = x7;
3010    out1[1] = x9;
3011    out1[2] = x11;
3012    out1[3] = x13;
3013    out1[4] = x15;
3014    out1[5] = x17;
3015    out1[6] = x19;
3016    out1[7] = x20;
3017    out1[8] = x21;
3018    out1[9] = x23;
3019    out1[10] = x25;
3020    out1[11] = x27;
3021    out1[12] = x29;
3022    out1[13] = x31;
3023    out1[14] = x33;
3024    out1[15] = x34;
3025    out1[16] = x35;
3026    out1[17] = x37;
3027    out1[18] = x39;
3028    out1[19] = x41;
3029    out1[20] = x43;
3030    out1[21] = x45;
3031    out1[22] = x47;
3032    out1[23] = x48;
3033    out1[24] = x49;
3034    out1[25] = x51;
3035    out1[26] = x53;
3036    out1[27] = x55;
3037    out1[28] = x57;
3038    out1[29] = x59;
3039    out1[30] = x61;
3040    out1[31] = x62;
3041    out1[32] = x63;
3042    out1[33] = x65;
3043    out1[34] = x67;
3044    out1[35] = x69;
3045    out1[36] = x71;
3046    out1[37] = x73;
3047    out1[38] = x75;
3048    out1[39] = x76;
3049    out1[40] = x77;
3050    out1[41] = x79;
3051    out1[42] = x81;
3052    out1[43] = x83;
3053    out1[44] = x85;
3054    out1[45] = x87;
3055    out1[46] = x89;
3056    out1[47] = x90;
3057}
3058
3059/// The function fromBytes deserializes a field element NOT in the Montgomery domain from bytes in little-endian order.
3060///
3061/// Preconditions:
3062///   0 ≤ bytes_eval arg1 < m
3063/// Postconditions:
3064///   eval out1 mod m = bytes_eval arg1 mod m
3065///   0 ≤ eval out1 < m
3066///
3067/// Input Bounds:
3068///   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 ~> 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]]
3069/// Output Bounds:
3070///   out1: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
3071pub fn fromBytes(out1: *[6]u64, arg1: [48]u8) void {
3072    @setRuntimeSafety(mode == .Debug);
3073
3074    const x1 = (@as(u64, (arg1[47])) << 56);
3075    const x2 = (@as(u64, (arg1[46])) << 48);
3076    const x3 = (@as(u64, (arg1[45])) << 40);
3077    const x4 = (@as(u64, (arg1[44])) << 32);
3078    const x5 = (@as(u64, (arg1[43])) << 24);
3079    const x6 = (@as(u64, (arg1[42])) << 16);
3080    const x7 = (@as(u64, (arg1[41])) << 8);
3081    const x8 = (arg1[40]);
3082    const x9 = (@as(u64, (arg1[39])) << 56);
3083    const x10 = (@as(u64, (arg1[38])) << 48);
3084    const x11 = (@as(u64, (arg1[37])) << 40);
3085    const x12 = (@as(u64, (arg1[36])) << 32);
3086    const x13 = (@as(u64, (arg1[35])) << 24);
3087    const x14 = (@as(u64, (arg1[34])) << 16);
3088    const x15 = (@as(u64, (arg1[33])) << 8);
3089    const x16 = (arg1[32]);
3090    const x17 = (@as(u64, (arg1[31])) << 56);
3091    const x18 = (@as(u64, (arg1[30])) << 48);
3092    const x19 = (@as(u64, (arg1[29])) << 40);
3093    const x20 = (@as(u64, (arg1[28])) << 32);
3094    const x21 = (@as(u64, (arg1[27])) << 24);
3095    const x22 = (@as(u64, (arg1[26])) << 16);
3096    const x23 = (@as(u64, (arg1[25])) << 8);
3097    const x24 = (arg1[24]);
3098    const x25 = (@as(u64, (arg1[23])) << 56);
3099    const x26 = (@as(u64, (arg1[22])) << 48);
3100    const x27 = (@as(u64, (arg1[21])) << 40);
3101    const x28 = (@as(u64, (arg1[20])) << 32);
3102    const x29 = (@as(u64, (arg1[19])) << 24);
3103    const x30 = (@as(u64, (arg1[18])) << 16);
3104    const x31 = (@as(u64, (arg1[17])) << 8);
3105    const x32 = (arg1[16]);
3106    const x33 = (@as(u64, (arg1[15])) << 56);
3107    const x34 = (@as(u64, (arg1[14])) << 48);
3108    const x35 = (@as(u64, (arg1[13])) << 40);
3109    const x36 = (@as(u64, (arg1[12])) << 32);
3110    const x37 = (@as(u64, (arg1[11])) << 24);
3111    const x38 = (@as(u64, (arg1[10])) << 16);
3112    const x39 = (@as(u64, (arg1[9])) << 8);
3113    const x40 = (arg1[8]);
3114    const x41 = (@as(u64, (arg1[7])) << 56);
3115    const x42 = (@as(u64, (arg1[6])) << 48);
3116    const x43 = (@as(u64, (arg1[5])) << 40);
3117    const x44 = (@as(u64, (arg1[4])) << 32);
3118    const x45 = (@as(u64, (arg1[3])) << 24);
3119    const x46 = (@as(u64, (arg1[2])) << 16);
3120    const x47 = (@as(u64, (arg1[1])) << 8);
3121    const x48 = (arg1[0]);
3122    const x49 = (x47 + @as(u64, x48));
3123    const x50 = (x46 + x49);
3124    const x51 = (x45 + x50);
3125    const x52 = (x44 + x51);
3126    const x53 = (x43 + x52);
3127    const x54 = (x42 + x53);
3128    const x55 = (x41 + x54);
3129    const x56 = (x39 + @as(u64, x40));
3130    const x57 = (x38 + x56);
3131    const x58 = (x37 + x57);
3132    const x59 = (x36 + x58);
3133    const x60 = (x35 + x59);
3134    const x61 = (x34 + x60);
3135    const x62 = (x33 + x61);
3136    const x63 = (x31 + @as(u64, x32));
3137    const x64 = (x30 + x63);
3138    const x65 = (x29 + x64);
3139    const x66 = (x28 + x65);
3140    const x67 = (x27 + x66);
3141    const x68 = (x26 + x67);
3142    const x69 = (x25 + x68);
3143    const x70 = (x23 + @as(u64, x24));
3144    const x71 = (x22 + x70);
3145    const x72 = (x21 + x71);
3146    const x73 = (x20 + x72);
3147    const x74 = (x19 + x73);
3148    const x75 = (x18 + x74);
3149    const x76 = (x17 + x75);
3150    const x77 = (x15 + @as(u64, x16));
3151    const x78 = (x14 + x77);
3152    const x79 = (x13 + x78);
3153    const x80 = (x12 + x79);
3154    const x81 = (x11 + x80);
3155    const x82 = (x10 + x81);
3156    const x83 = (x9 + x82);
3157    const x84 = (x7 + @as(u64, x8));
3158    const x85 = (x6 + x84);
3159    const x86 = (x5 + x85);
3160    const x87 = (x4 + x86);
3161    const x88 = (x3 + x87);
3162    const x89 = (x2 + x88);
3163    const x90 = (x1 + x89);
3164    out1[0] = x55;
3165    out1[1] = x62;
3166    out1[2] = x69;
3167    out1[3] = x76;
3168    out1[4] = x83;
3169    out1[5] = x90;
3170}
3171
3172/// The function setOne returns the field element one in the Montgomery domain.
3173///
3174/// Postconditions:
3175///   eval (from_montgomery out1) mod m = 1 mod m
3176///   0 ≤ eval out1 < m
3177///
3178pub fn setOne(out1: *MontgomeryDomainFieldElement) void {
3179    @setRuntimeSafety(mode == .Debug);
3180
3181    out1[0] = 0xffffffff00000001;
3182    out1[1] = 0xffffffff;
3183    out1[2] = 0x1;
3184    out1[3] = 0x0;
3185    out1[4] = 0x0;
3186    out1[5] = 0x0;
3187}
3188
3189/// The function msat returns the saturated representation of the prime modulus.
3190///
3191/// Postconditions:
3192///   twos_complement_eval out1 = m
3193///   0 ≤ eval out1 < m
3194///
3195/// Output Bounds:
3196///   out1: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
3197pub fn msat(out1: *[7]u64) void {
3198    @setRuntimeSafety(mode == .Debug);
3199
3200    out1[0] = 0xffffffff;
3201    out1[1] = 0xffffffff00000000;
3202    out1[2] = 0xfffffffffffffffe;
3203    out1[3] = 0xffffffffffffffff;
3204    out1[4] = 0xffffffffffffffff;
3205    out1[5] = 0xffffffffffffffff;
3206    out1[6] = 0x0;
3207}
3208
3209/// The function divstep computes a divstep.
3210///
3211/// Preconditions:
3212///   0 ≤ eval arg4 < m
3213///   0 ≤ eval arg5 < m
3214/// Postconditions:
3215///   out1 = (if 0 < arg1 ∧ (twos_complement_eval arg3) is odd then 1 - arg1 else 1 + arg1)
3216///   twos_complement_eval out2 = (if 0 < arg1 ∧ (twos_complement_eval arg3) is odd then twos_complement_eval arg3 else twos_complement_eval arg2)
3217///   twos_complement_eval out3 = (if 0 < arg1 ∧ (twos_complement_eval arg3) is odd then ⌊(twos_complement_eval arg3 - twos_complement_eval arg2) / 2⌋ else ⌊(twos_complement_eval arg3 + (twos_complement_eval arg3 mod 2) * twos_complement_eval arg2) / 2⌋)
3218///   eval (from_montgomery out4) mod m = (if 0 < arg1 ∧ (twos_complement_eval arg3) is odd then (2 * eval (from_montgomery arg5)) mod m else (2 * eval (from_montgomery arg4)) mod m)
3219///   eval (from_montgomery out5) mod m = (if 0 < arg1 ∧ (twos_complement_eval arg3) is odd then (eval (from_montgomery arg4) - eval (from_montgomery arg4)) mod m else (eval (from_montgomery arg5) + (twos_complement_eval arg3 mod 2) * eval (from_montgomery arg4)) mod m)
3220///   0 ≤ eval out5 < m
3221///   0 ≤ eval out5 < m
3222///   0 ≤ eval out2 < m
3223///   0 ≤ eval out3 < m
3224///
3225/// Input Bounds:
3226///   arg1: [0x0 ~> 0xffffffffffffffff]
3227///   arg2: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
3228///   arg3: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
3229///   arg4: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
3230///   arg5: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
3231/// Output Bounds:
3232///   out1: [0x0 ~> 0xffffffffffffffff]
3233///   out2: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
3234///   out3: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
3235///   out4: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
3236///   out5: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
3237pub fn divstep(out1: *u64, out2: *[7]u64, out3: *[7]u64, out4: *[6]u64, out5: *[6]u64, arg1: u64, arg2: [7]u64, arg3: [7]u64, arg4: [6]u64, arg5: [6]u64) void {
3238    @setRuntimeSafety(mode == .Debug);
3239
3240    var x1: u64 = undefined;
3241    var x2: u1 = undefined;
3242    addcarryxU64(&x1, &x2, 0x0, (~arg1), 0x1);
3243    const x3 = (@as(u1, @truncate((x1 >> 63))) & @as(u1, @truncate(((arg3[0]) & 0x1))));
3244    var x4: u64 = undefined;
3245    var x5: u1 = undefined;
3246    addcarryxU64(&x4, &x5, 0x0, (~arg1), 0x1);
3247    var x6: u64 = undefined;
3248    cmovznzU64(&x6, x3, arg1, x4);
3249    var x7: u64 = undefined;
3250    cmovznzU64(&x7, x3, (arg2[0]), (arg3[0]));
3251    var x8: u64 = undefined;
3252    cmovznzU64(&x8, x3, (arg2[1]), (arg3[1]));
3253    var x9: u64 = undefined;
3254    cmovznzU64(&x9, x3, (arg2[2]), (arg3[2]));
3255    var x10: u64 = undefined;
3256    cmovznzU64(&x10, x3, (arg2[3]), (arg3[3]));
3257    var x11: u64 = undefined;
3258    cmovznzU64(&x11, x3, (arg2[4]), (arg3[4]));
3259    var x12: u64 = undefined;
3260    cmovznzU64(&x12, x3, (arg2[5]), (arg3[5]));
3261    var x13: u64 = undefined;
3262    cmovznzU64(&x13, x3, (arg2[6]), (arg3[6]));
3263    var x14: u64 = undefined;
3264    var x15: u1 = undefined;
3265    addcarryxU64(&x14, &x15, 0x0, 0x1, (~(arg2[0])));
3266    var x16: u64 = undefined;
3267    var x17: u1 = undefined;
3268    addcarryxU64(&x16, &x17, x15, 0x0, (~(arg2[1])));
3269    var x18: u64 = undefined;
3270    var x19: u1 = undefined;
3271    addcarryxU64(&x18, &x19, x17, 0x0, (~(arg2[2])));
3272    var x20: u64 = undefined;
3273    var x21: u1 = undefined;
3274    addcarryxU64(&x20, &x21, x19, 0x0, (~(arg2[3])));
3275    var x22: u64 = undefined;
3276    var x23: u1 = undefined;
3277    addcarryxU64(&x22, &x23, x21, 0x0, (~(arg2[4])));
3278    var x24: u64 = undefined;
3279    var x25: u1 = undefined;
3280    addcarryxU64(&x24, &x25, x23, 0x0, (~(arg2[5])));
3281    var x26: u64 = undefined;
3282    var x27: u1 = undefined;
3283    addcarryxU64(&x26, &x27, x25, 0x0, (~(arg2[6])));
3284    var x28: u64 = undefined;
3285    cmovznzU64(&x28, x3, (arg3[0]), x14);
3286    var x29: u64 = undefined;
3287    cmovznzU64(&x29, x3, (arg3[1]), x16);
3288    var x30: u64 = undefined;
3289    cmovznzU64(&x30, x3, (arg3[2]), x18);
3290    var x31: u64 = undefined;
3291    cmovznzU64(&x31, x3, (arg3[3]), x20);
3292    var x32: u64 = undefined;
3293    cmovznzU64(&x32, x3, (arg3[4]), x22);
3294    var x33: u64 = undefined;
3295    cmovznzU64(&x33, x3, (arg3[5]), x24);
3296    var x34: u64 = undefined;
3297    cmovznzU64(&x34, x3, (arg3[6]), x26);
3298    var x35: u64 = undefined;
3299    cmovznzU64(&x35, x3, (arg4[0]), (arg5[0]));
3300    var x36: u64 = undefined;
3301    cmovznzU64(&x36, x3, (arg4[1]), (arg5[1]));
3302    var x37: u64 = undefined;
3303    cmovznzU64(&x37, x3, (arg4[2]), (arg5[2]));
3304    var x38: u64 = undefined;
3305    cmovznzU64(&x38, x3, (arg4[3]), (arg5[3]));
3306    var x39: u64 = undefined;
3307    cmovznzU64(&x39, x3, (arg4[4]), (arg5[4]));
3308    var x40: u64 = undefined;
3309    cmovznzU64(&x40, x3, (arg4[5]), (arg5[5]));
3310    var x41: u64 = undefined;
3311    var x42: u1 = undefined;
3312    addcarryxU64(&x41, &x42, 0x0, x35, x35);
3313    var x43: u64 = undefined;
3314    var x44: u1 = undefined;
3315    addcarryxU64(&x43, &x44, x42, x36, x36);
3316    var x45: u64 = undefined;
3317    var x46: u1 = undefined;
3318    addcarryxU64(&x45, &x46, x44, x37, x37);
3319    var x47: u64 = undefined;
3320    var x48: u1 = undefined;
3321    addcarryxU64(&x47, &x48, x46, x38, x38);
3322    var x49: u64 = undefined;
3323    var x50: u1 = undefined;
3324    addcarryxU64(&x49, &x50, x48, x39, x39);
3325    var x51: u64 = undefined;
3326    var x52: u1 = undefined;
3327    addcarryxU64(&x51, &x52, x50, x40, x40);
3328    var x53: u64 = undefined;
3329    var x54: u1 = undefined;
3330    subborrowxU64(&x53, &x54, 0x0, x41, 0xffffffff);
3331    var x55: u64 = undefined;
3332    var x56: u1 = undefined;
3333    subborrowxU64(&x55, &x56, x54, x43, 0xffffffff00000000);
3334    var x57: u64 = undefined;
3335    var x58: u1 = undefined;
3336    subborrowxU64(&x57, &x58, x56, x45, 0xfffffffffffffffe);
3337    var x59: u64 = undefined;
3338    var x60: u1 = undefined;
3339    subborrowxU64(&x59, &x60, x58, x47, 0xffffffffffffffff);
3340    var x61: u64 = undefined;
3341    var x62: u1 = undefined;
3342    subborrowxU64(&x61, &x62, x60, x49, 0xffffffffffffffff);
3343    var x63: u64 = undefined;
3344    var x64: u1 = undefined;
3345    subborrowxU64(&x63, &x64, x62, x51, 0xffffffffffffffff);
3346    var x65: u64 = undefined;
3347    var x66: u1 = undefined;
3348    subborrowxU64(&x65, &x66, x64, @as(u64, x52), 0x0);
3349    const x67 = (arg4[5]);
3350    const x68 = (arg4[4]);
3351    const x69 = (arg4[3]);
3352    const x70 = (arg4[2]);
3353    const x71 = (arg4[1]);
3354    const x72 = (arg4[0]);
3355    var x73: u64 = undefined;
3356    var x74: u1 = undefined;
3357    subborrowxU64(&x73, &x74, 0x0, 0x0, x72);
3358    var x75: u64 = undefined;
3359    var x76: u1 = undefined;
3360    subborrowxU64(&x75, &x76, x74, 0x0, x71);
3361    var x77: u64 = undefined;
3362    var x78: u1 = undefined;
3363    subborrowxU64(&x77, &x78, x76, 0x0, x70);
3364    var x79: u64 = undefined;
3365    var x80: u1 = undefined;
3366    subborrowxU64(&x79, &x80, x78, 0x0, x69);
3367    var x81: u64 = undefined;
3368    var x82: u1 = undefined;
3369    subborrowxU64(&x81, &x82, x80, 0x0, x68);
3370    var x83: u64 = undefined;
3371    var x84: u1 = undefined;
3372    subborrowxU64(&x83, &x84, x82, 0x0, x67);
3373    var x85: u64 = undefined;
3374    cmovznzU64(&x85, x84, 0x0, 0xffffffffffffffff);
3375    var x86: u64 = undefined;
3376    var x87: u1 = undefined;
3377    addcarryxU64(&x86, &x87, 0x0, x73, (x85 & 0xffffffff));
3378    var x88: u64 = undefined;
3379    var x89: u1 = undefined;
3380    addcarryxU64(&x88, &x89, x87, x75, (x85 & 0xffffffff00000000));
3381    var x90: u64 = undefined;
3382    var x91: u1 = undefined;
3383    addcarryxU64(&x90, &x91, x89, x77, (x85 & 0xfffffffffffffffe));
3384    var x92: u64 = undefined;
3385    var x93: u1 = undefined;
3386    addcarryxU64(&x92, &x93, x91, x79, x85);
3387    var x94: u64 = undefined;
3388    var x95: u1 = undefined;
3389    addcarryxU64(&x94, &x95, x93, x81, x85);
3390    var x96: u64 = undefined;
3391    var x97: u1 = undefined;
3392    addcarryxU64(&x96, &x97, x95, x83, x85);
3393    var x98: u64 = undefined;
3394    cmovznzU64(&x98, x3, (arg5[0]), x86);
3395    var x99: u64 = undefined;
3396    cmovznzU64(&x99, x3, (arg5[1]), x88);
3397    var x100: u64 = undefined;
3398    cmovznzU64(&x100, x3, (arg5[2]), x90);
3399    var x101: u64 = undefined;
3400    cmovznzU64(&x101, x3, (arg5[3]), x92);
3401    var x102: u64 = undefined;
3402    cmovznzU64(&x102, x3, (arg5[4]), x94);
3403    var x103: u64 = undefined;
3404    cmovznzU64(&x103, x3, (arg5[5]), x96);
3405    const x104 = @as(u1, @truncate((x28 & 0x1)));
3406    var x105: u64 = undefined;
3407    cmovznzU64(&x105, x104, 0x0, x7);
3408    var x106: u64 = undefined;
3409    cmovznzU64(&x106, x104, 0x0, x8);
3410    var x107: u64 = undefined;
3411    cmovznzU64(&x107, x104, 0x0, x9);
3412    var x108: u64 = undefined;
3413    cmovznzU64(&x108, x104, 0x0, x10);
3414    var x109: u64 = undefined;
3415    cmovznzU64(&x109, x104, 0x0, x11);
3416    var x110: u64 = undefined;
3417    cmovznzU64(&x110, x104, 0x0, x12);
3418    var x111: u64 = undefined;
3419    cmovznzU64(&x111, x104, 0x0, x13);
3420    var x112: u64 = undefined;
3421    var x113: u1 = undefined;
3422    addcarryxU64(&x112, &x113, 0x0, x28, x105);
3423    var x114: u64 = undefined;
3424    var x115: u1 = undefined;
3425    addcarryxU64(&x114, &x115, x113, x29, x106);
3426    var x116: u64 = undefined;
3427    var x117: u1 = undefined;
3428    addcarryxU64(&x116, &x117, x115, x30, x107);
3429    var x118: u64 = undefined;
3430    var x119: u1 = undefined;
3431    addcarryxU64(&x118, &x119, x117, x31, x108);
3432    var x120: u64 = undefined;
3433    var x121: u1 = undefined;
3434    addcarryxU64(&x120, &x121, x119, x32, x109);
3435    var x122: u64 = undefined;
3436    var x123: u1 = undefined;
3437    addcarryxU64(&x122, &x123, x121, x33, x110);
3438    var x124: u64 = undefined;
3439    var x125: u1 = undefined;
3440    addcarryxU64(&x124, &x125, x123, x34, x111);
3441    var x126: u64 = undefined;
3442    cmovznzU64(&x126, x104, 0x0, x35);
3443    var x127: u64 = undefined;
3444    cmovznzU64(&x127, x104, 0x0, x36);
3445    var x128: u64 = undefined;
3446    cmovznzU64(&x128, x104, 0x0, x37);
3447    var x129: u64 = undefined;
3448    cmovznzU64(&x129, x104, 0x0, x38);
3449    var x130: u64 = undefined;
3450    cmovznzU64(&x130, x104, 0x0, x39);
3451    var x131: u64 = undefined;
3452    cmovznzU64(&x131, x104, 0x0, x40);
3453    var x132: u64 = undefined;
3454    var x133: u1 = undefined;
3455    addcarryxU64(&x132, &x133, 0x0, x98, x126);
3456    var x134: u64 = undefined;
3457    var x135: u1 = undefined;
3458    addcarryxU64(&x134, &x135, x133, x99, x127);
3459    var x136: u64 = undefined;
3460    var x137: u1 = undefined;
3461    addcarryxU64(&x136, &x137, x135, x100, x128);
3462    var x138: u64 = undefined;
3463    var x139: u1 = undefined;
3464    addcarryxU64(&x138, &x139, x137, x101, x129);
3465    var x140: u64 = undefined;
3466    var x141: u1 = undefined;
3467    addcarryxU64(&x140, &x141, x139, x102, x130);
3468    var x142: u64 = undefined;
3469    var x143: u1 = undefined;
3470    addcarryxU64(&x142, &x143, x141, x103, x131);
3471    var x144: u64 = undefined;
3472    var x145: u1 = undefined;
3473    subborrowxU64(&x144, &x145, 0x0, x132, 0xffffffff);
3474    var x146: u64 = undefined;
3475    var x147: u1 = undefined;
3476    subborrowxU64(&x146, &x147, x145, x134, 0xffffffff00000000);
3477    var x148: u64 = undefined;
3478    var x149: u1 = undefined;
3479    subborrowxU64(&x148, &x149, x147, x136, 0xfffffffffffffffe);
3480    var x150: u64 = undefined;
3481    var x151: u1 = undefined;
3482    subborrowxU64(&x150, &x151, x149, x138, 0xffffffffffffffff);
3483    var x152: u64 = undefined;
3484    var x153: u1 = undefined;
3485    subborrowxU64(&x152, &x153, x151, x140, 0xffffffffffffffff);
3486    var x154: u64 = undefined;
3487    var x155: u1 = undefined;
3488    subborrowxU64(&x154, &x155, x153, x142, 0xffffffffffffffff);
3489    var x156: u64 = undefined;
3490    var x157: u1 = undefined;
3491    subborrowxU64(&x156, &x157, x155, @as(u64, x143), 0x0);
3492    var x158: u64 = undefined;
3493    var x159: u1 = undefined;
3494    addcarryxU64(&x158, &x159, 0x0, x6, 0x1);
3495    const x160 = ((x112 >> 1) | ((x114 << 63) & 0xffffffffffffffff));
3496    const x161 = ((x114 >> 1) | ((x116 << 63) & 0xffffffffffffffff));
3497    const x162 = ((x116 >> 1) | ((x118 << 63) & 0xffffffffffffffff));
3498    const x163 = ((x118 >> 1) | ((x120 << 63) & 0xffffffffffffffff));
3499    const x164 = ((x120 >> 1) | ((x122 << 63) & 0xffffffffffffffff));
3500    const x165 = ((x122 >> 1) | ((x124 << 63) & 0xffffffffffffffff));
3501    const x166 = ((x124 & 0x8000000000000000) | (x124 >> 1));
3502    var x167: u64 = undefined;
3503    cmovznzU64(&x167, x66, x53, x41);
3504    var x168: u64 = undefined;
3505    cmovznzU64(&x168, x66, x55, x43);
3506    var x169: u64 = undefined;
3507    cmovznzU64(&x169, x66, x57, x45);
3508    var x170: u64 = undefined;
3509    cmovznzU64(&x170, x66, x59, x47);
3510    var x171: u64 = undefined;
3511    cmovznzU64(&x171, x66, x61, x49);
3512    var x172: u64 = undefined;
3513    cmovznzU64(&x172, x66, x63, x51);
3514    var x173: u64 = undefined;
3515    cmovznzU64(&x173, x157, x144, x132);
3516    var x174: u64 = undefined;
3517    cmovznzU64(&x174, x157, x146, x134);
3518    var x175: u64 = undefined;
3519    cmovznzU64(&x175, x157, x148, x136);
3520    var x176: u64 = undefined;
3521    cmovznzU64(&x176, x157, x150, x138);
3522    var x177: u64 = undefined;
3523    cmovznzU64(&x177, x157, x152, x140);
3524    var x178: u64 = undefined;
3525    cmovznzU64(&x178, x157, x154, x142);
3526    out1.* = x158;
3527    out2[0] = x7;
3528    out2[1] = x8;
3529    out2[2] = x9;
3530    out2[3] = x10;
3531    out2[4] = x11;
3532    out2[5] = x12;
3533    out2[6] = x13;
3534    out3[0] = x160;
3535    out3[1] = x161;
3536    out3[2] = x162;
3537    out3[3] = x163;
3538    out3[4] = x164;
3539    out3[5] = x165;
3540    out3[6] = x166;
3541    out4[0] = x167;
3542    out4[1] = x168;
3543    out4[2] = x169;
3544    out4[3] = x170;
3545    out4[4] = x171;
3546    out4[5] = x172;
3547    out5[0] = x173;
3548    out5[1] = x174;
3549    out5[2] = x175;
3550    out5[3] = x176;
3551    out5[4] = x177;
3552    out5[5] = x178;
3553}
3554
3555/// The function divstepPrecomp returns the precomputed value for Bernstein-Yang-inversion (in montgomery form).
3556///
3557/// Postconditions:
3558///   eval (from_montgomery out1) = ⌊(m - 1) / 2⌋^(if ⌊log2 m⌋ + 1 < 46 then ⌊(49 * (⌊log2 m⌋ + 1) + 80) / 17⌋ else ⌊(49 * (⌊log2 m⌋ + 1) + 57) / 17⌋)
3559///   0 ≤ eval out1 < m
3560///
3561/// Output Bounds:
3562///   out1: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
3563pub fn divstepPrecomp(out1: *[6]u64) void {
3564    @setRuntimeSafety(mode == .Debug);
3565
3566    out1[0] = 0xfff69400fff18fff;
3567    out1[1] = 0x2b7feffffd3ff;
3568    out1[2] = 0xfffedbfffffe97ff;
3569    out1[3] = 0x2840000002fff;
3570    out1[4] = 0x6040000050400;
3571    out1[5] = 0xfffc480000038000;
3572}