//! Autogenerated: fiat_crypto.js word-by-word-montgomery --lang Rust fq 64 8444461749428370424248824938781546531375899335154063827935233455917409239041 --no-prefix-fiat --public-type-case PascalCase --private-type-case PascalCase
//! curve description: fq
//! machine_wordsize = 64 (from "64")
//! requested operations: (all)
//! m = 0x12ab655e9a2ca55660b44d1e5c37b00159aa76fed00000010a11800000000001 (from "8444461749428370424248824938781546531375899335154063827935233455917409239041")
//!
//! NOTE: In addition to the bounds specified above each function, all
//!   functions synthesized for this Montgomery arithmetic require the
//!   input to be strictly less than the prime modulus (m), and also
//!   require the input to be in the unique saturated representation.
//!   All functions also ensure that these two properties are true of
//!   return values.
//!
//! Computed values:
//!   eval z = z[0] + (z[1] << 64) + (z[2] << 128) + (z[3] << 192)
//!   bytes_eval z = z[0] + (z[1] << 8) + (z[2] << 16) + (z[3] << 24) + (z[4] << 32) + (z[5] << 40) + (z[6] << 48) + (z[7] << 56) + (z[8] << 64) + (z[9] << 72) + (z[10] << 80) + (z[11] << 88) + (z[12] << 96) + (z[13] << 104) + (z[14] << 112) + (z[15] << 120) + (z[16] << 128) + (z[17] << 136) + (z[18] << 144) + (z[19] << 152) + (z[20] << 160) + (z[21] << 168) + (z[22] << 176) + (z[23] << 184) + (z[24] << 192) + (z[25] << 200) + (z[26] << 208) + (z[27] << 216) + (z[28] << 224) + (z[29] << 232) + (z[30] << 240) + (z[31] << 248)
//!   twos_complement_eval z = let x1 := z[0] + (z[1] << 64) + (z[2] << 128) + (z[3] << 192) in
//!                            if x1 & (2^256-1) < 2^255 then x1 & (2^256-1) else (x1 & (2^256-1)) - 2^256

#![allow(unused_parens)]
#![allow(non_camel_case_types)]

/** FqU1 represents values of 1 bits, stored in one byte. */
pub type FqU1 = u8;
/** FqI1 represents values of 1 bits, stored in one byte. */
pub type FqI1 = i8;
/** FqU2 represents values of 2 bits, stored in one byte. */
pub type FqU2 = u8;
/** FqI2 represents values of 2 bits, stored in one byte. */
pub type FqI2 = i8;

/** The type FqMontgomeryDomainFieldElement is a field element in the Montgomery domain. */
/** Bounds: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]] */
#[derive(Clone, Copy)]
pub struct FqMontgomeryDomainFieldElement(pub [u64; 4]);

impl core::ops::Index<usize> for FqMontgomeryDomainFieldElement {
    type Output = u64;
    #[inline]
    fn index(&self, index: usize) -> &Self::Output {
        &self.0[index]
    }
}

impl core::ops::IndexMut<usize> for FqMontgomeryDomainFieldElement {
    #[inline]
    fn index_mut(&mut self, index: usize) -> &mut Self::Output {
        &mut self.0[index]
    }
}

/** The type FqNonMontgomeryDomainFieldElement is a field element NOT in the Montgomery domain. */
/** Bounds: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]] */
#[derive(Clone, Copy)]
pub struct FqNonMontgomeryDomainFieldElement(pub [u64; 4]);

impl core::ops::Index<usize> for FqNonMontgomeryDomainFieldElement {
    type Output = u64;
    #[inline]
    fn index(&self, index: usize) -> &Self::Output {
        &self.0[index]
    }
}

impl core::ops::IndexMut<usize> for FqNonMontgomeryDomainFieldElement {
    #[inline]
    fn index_mut(&mut self, index: usize) -> &mut Self::Output {
        &mut self.0[index]
    }
}

/// The function fq_addcarryx_u64 is an addition with carry.
///
/// Postconditions:
///   out1 = (arg1 + arg2 + arg3) mod 2^64
///   out2 = ⌊(arg1 + arg2 + arg3) / 2^64⌋
///
/// Input Bounds:
///   arg1: [0x0 ~> 0x1]
///   arg2: [0x0 ~> 0xffffffffffffffff]
///   arg3: [0x0 ~> 0xffffffffffffffff]
/// Output Bounds:
///   out1: [0x0 ~> 0xffffffffffffffff]
///   out2: [0x0 ~> 0x1]
pub fn fq_addcarryx_u64(out1: &mut u64, out2: &mut FqU1, arg1: FqU1, arg2: u64, arg3: u64) {
    let x1: u128 = (((arg1 as u128) + (arg2 as u128)) + (arg3 as u128));
    let x2: u64 = ((x1 & (0xffffffffffffffff as u128)) as u64);
    let x3: FqU1 = ((x1 >> 64) as FqU1);
    *out1 = x2;
    *out2 = x3;
}

/// The function fq_subborrowx_u64 is a subtraction with borrow.
///
/// Postconditions:
///   out1 = (-arg1 + arg2 + -arg3) mod 2^64
///   out2 = -⌊(-arg1 + arg2 + -arg3) / 2^64⌋
///
/// Input Bounds:
///   arg1: [0x0 ~> 0x1]
///   arg2: [0x0 ~> 0xffffffffffffffff]
///   arg3: [0x0 ~> 0xffffffffffffffff]
/// Output Bounds:
///   out1: [0x0 ~> 0xffffffffffffffff]
///   out2: [0x0 ~> 0x1]
pub fn fq_subborrowx_u64(out1: &mut u64, out2: &mut FqU1, arg1: FqU1, arg2: u64, arg3: u64) {
    let x1: i128 = (((arg2 as i128) - (arg1 as i128)) - (arg3 as i128));
    let x2: FqI1 = ((x1 >> 64) as FqI1);
    let x3: u64 = ((x1 & (0xffffffffffffffff as i128)) as u64);
    *out1 = x3;
    *out2 = (((0x0 as FqI2) - (x2 as FqI2)) as FqU1);
}

/// The function fq_mulx_u64 is a multiplication, returning the full double-width result.
///
/// Postconditions:
///   out1 = (arg1 * arg2) mod 2^64
///   out2 = ⌊arg1 * arg2 / 2^64⌋
///
/// Input Bounds:
///   arg1: [0x0 ~> 0xffffffffffffffff]
///   arg2: [0x0 ~> 0xffffffffffffffff]
/// Output Bounds:
///   out1: [0x0 ~> 0xffffffffffffffff]
///   out2: [0x0 ~> 0xffffffffffffffff]
pub fn fq_mulx_u64(out1: &mut u64, out2: &mut u64, arg1: u64, arg2: u64) {
    let x1: u128 = ((arg1 as u128) * (arg2 as u128));
    let x2: u64 = ((x1 & (0xffffffffffffffff as u128)) as u64);
    let x3: u64 = ((x1 >> 64) as u64);
    *out1 = x2;
    *out2 = x3;
}

/// The function fq_cmovznz_u64 is a single-word conditional move.
///
/// Postconditions:
///   out1 = (if arg1 = 0 then arg2 else arg3)
///
/// Input Bounds:
///   arg1: [0x0 ~> 0x1]
///   arg2: [0x0 ~> 0xffffffffffffffff]
///   arg3: [0x0 ~> 0xffffffffffffffff]
/// Output Bounds:
///   out1: [0x0 ~> 0xffffffffffffffff]
pub fn fq_cmovznz_u64(out1: &mut u64, arg1: FqU1, arg2: u64, arg3: u64) {
    let x1: FqU1 = (!(!arg1));
    let x2: u64 = ((((((0x0 as FqI2) - (x1 as FqI2)) as FqI1) as i128)
        & (0xffffffffffffffff as i128)) as u64);
    let x3: u64 = ((x2 & arg3) | ((!x2) & arg2));
    *out1 = x3;
}

/// The function fq_mul multiplies two field elements in the Montgomery domain.
///
/// Preconditions:
///   0 ≤ eval arg1 < m
///   0 ≤ eval arg2 < m
/// Postconditions:
///   eval (from_montgomery out1) mod m = (eval (from_montgomery arg1) * eval (from_montgomery arg2)) mod m
///   0 ≤ eval out1 < m
///
pub fn fq_mul(
    out1: &mut FqMontgomeryDomainFieldElement,
    arg1: &FqMontgomeryDomainFieldElement,
    arg2: &FqMontgomeryDomainFieldElement,
) {
    let x1: u64 = (arg1[1]);
    let x2: u64 = (arg1[2]);
    let x3: u64 = (arg1[3]);
    let x4: u64 = (arg1[0]);
    let mut x5: u64 = 0;
    let mut x6: u64 = 0;
    fq_mulx_u64(&mut x5, &mut x6, x4, (arg2[3]));
    let mut x7: u64 = 0;
    let mut x8: u64 = 0;
    fq_mulx_u64(&mut x7, &mut x8, x4, (arg2[2]));
    let mut x9: u64 = 0;
    let mut x10: u64 = 0;
    fq_mulx_u64(&mut x9, &mut x10, x4, (arg2[1]));
    let mut x11: u64 = 0;
    let mut x12: u64 = 0;
    fq_mulx_u64(&mut x11, &mut x12, x4, (arg2[0]));
    let mut x13: u64 = 0;
    let mut x14: FqU1 = 0;
    fq_addcarryx_u64(&mut x13, &mut x14, 0x0, x12, x9);
    let mut x15: u64 = 0;
    let mut x16: FqU1 = 0;
    fq_addcarryx_u64(&mut x15, &mut x16, x14, x10, x7);
    let mut x17: u64 = 0;
    let mut x18: FqU1 = 0;
    fq_addcarryx_u64(&mut x17, &mut x18, x16, x8, x5);
    let x19: u64 = ((x18 as u64) + x6);
    let mut x20: u64 = 0;
    let mut x21: u64 = 0;
    fq_mulx_u64(&mut x20, &mut x21, x11, 0xa117fffffffffff);
    let mut x22: u64 = 0;
    let mut x23: u64 = 0;
    fq_mulx_u64(&mut x22, &mut x23, x20, 0x12ab655e9a2ca556);
    let mut x24: u64 = 0;
    let mut x25: u64 = 0;
    fq_mulx_u64(&mut x24, &mut x25, x20, 0x60b44d1e5c37b001);
    let mut x26: u64 = 0;
    let mut x27: u64 = 0;
    fq_mulx_u64(&mut x26, &mut x27, x20, 0x59aa76fed0000001);
    let mut x28: u64 = 0;
    let mut x29: u64 = 0;
    fq_mulx_u64(&mut x28, &mut x29, x20, 0xa11800000000001);
    let mut x30: u64 = 0;
    let mut x31: FqU1 = 0;
    fq_addcarryx_u64(&mut x30, &mut x31, 0x0, x29, x26);
    let mut x32: u64 = 0;
    let mut x33: FqU1 = 0;
    fq_addcarryx_u64(&mut x32, &mut x33, x31, x27, x24);
    let mut x34: u64 = 0;
    let mut x35: FqU1 = 0;
    fq_addcarryx_u64(&mut x34, &mut x35, x33, x25, x22);
    let x36: u64 = ((x35 as u64) + x23);
    let mut x37: u64 = 0;
    let mut x38: FqU1 = 0;
    fq_addcarryx_u64(&mut x37, &mut x38, 0x0, x11, x28);
    let mut x39: u64 = 0;
    let mut x40: FqU1 = 0;
    fq_addcarryx_u64(&mut x39, &mut x40, x38, x13, x30);
    let mut x41: u64 = 0;
    let mut x42: FqU1 = 0;
    fq_addcarryx_u64(&mut x41, &mut x42, x40, x15, x32);
    let mut x43: u64 = 0;
    let mut x44: FqU1 = 0;
    fq_addcarryx_u64(&mut x43, &mut x44, x42, x17, x34);
    let mut x45: u64 = 0;
    let mut x46: FqU1 = 0;
    fq_addcarryx_u64(&mut x45, &mut x46, x44, x19, x36);
    let mut x47: u64 = 0;
    let mut x48: u64 = 0;
    fq_mulx_u64(&mut x47, &mut x48, x1, (arg2[3]));
    let mut x49: u64 = 0;
    let mut x50: u64 = 0;
    fq_mulx_u64(&mut x49, &mut x50, x1, (arg2[2]));
    let mut x51: u64 = 0;
    let mut x52: u64 = 0;
    fq_mulx_u64(&mut x51, &mut x52, x1, (arg2[1]));
    let mut x53: u64 = 0;
    let mut x54: u64 = 0;
    fq_mulx_u64(&mut x53, &mut x54, x1, (arg2[0]));
    let mut x55: u64 = 0;
    let mut x56: FqU1 = 0;
    fq_addcarryx_u64(&mut x55, &mut x56, 0x0, x54, x51);
    let mut x57: u64 = 0;
    let mut x58: FqU1 = 0;
    fq_addcarryx_u64(&mut x57, &mut x58, x56, x52, x49);
    let mut x59: u64 = 0;
    let mut x60: FqU1 = 0;
    fq_addcarryx_u64(&mut x59, &mut x60, x58, x50, x47);
    let x61: u64 = ((x60 as u64) + x48);
    let mut x62: u64 = 0;
    let mut x63: FqU1 = 0;
    fq_addcarryx_u64(&mut x62, &mut x63, 0x0, x39, x53);
    let mut x64: u64 = 0;
    let mut x65: FqU1 = 0;
    fq_addcarryx_u64(&mut x64, &mut x65, x63, x41, x55);
    let mut x66: u64 = 0;
    let mut x67: FqU1 = 0;
    fq_addcarryx_u64(&mut x66, &mut x67, x65, x43, x57);
    let mut x68: u64 = 0;
    let mut x69: FqU1 = 0;
    fq_addcarryx_u64(&mut x68, &mut x69, x67, x45, x59);
    let mut x70: u64 = 0;
    let mut x71: FqU1 = 0;
    fq_addcarryx_u64(&mut x70, &mut x71, x69, (x46 as u64), x61);
    let mut x72: u64 = 0;
    let mut x73: u64 = 0;
    fq_mulx_u64(&mut x72, &mut x73, x62, 0xa117fffffffffff);
    let mut x74: u64 = 0;
    let mut x75: u64 = 0;
    fq_mulx_u64(&mut x74, &mut x75, x72, 0x12ab655e9a2ca556);
    let mut x76: u64 = 0;
    let mut x77: u64 = 0;
    fq_mulx_u64(&mut x76, &mut x77, x72, 0x60b44d1e5c37b001);
    let mut x78: u64 = 0;
    let mut x79: u64 = 0;
    fq_mulx_u64(&mut x78, &mut x79, x72, 0x59aa76fed0000001);
    let mut x80: u64 = 0;
    let mut x81: u64 = 0;
    fq_mulx_u64(&mut x80, &mut x81, x72, 0xa11800000000001);
    let mut x82: u64 = 0;
    let mut x83: FqU1 = 0;
    fq_addcarryx_u64(&mut x82, &mut x83, 0x0, x81, x78);
    let mut x84: u64 = 0;
    let mut x85: FqU1 = 0;
    fq_addcarryx_u64(&mut x84, &mut x85, x83, x79, x76);
    let mut x86: u64 = 0;
    let mut x87: FqU1 = 0;
    fq_addcarryx_u64(&mut x86, &mut x87, x85, x77, x74);
    let x88: u64 = ((x87 as u64) + x75);
    let mut x89: u64 = 0;
    let mut x90: FqU1 = 0;
    fq_addcarryx_u64(&mut x89, &mut x90, 0x0, x62, x80);
    let mut x91: u64 = 0;
    let mut x92: FqU1 = 0;
    fq_addcarryx_u64(&mut x91, &mut x92, x90, x64, x82);
    let mut x93: u64 = 0;
    let mut x94: FqU1 = 0;
    fq_addcarryx_u64(&mut x93, &mut x94, x92, x66, x84);
    let mut x95: u64 = 0;
    let mut x96: FqU1 = 0;
    fq_addcarryx_u64(&mut x95, &mut x96, x94, x68, x86);
    let mut x97: u64 = 0;
    let mut x98: FqU1 = 0;
    fq_addcarryx_u64(&mut x97, &mut x98, x96, x70, x88);
    let x99: u64 = ((x98 as u64) + (x71 as u64));
    let mut x100: u64 = 0;
    let mut x101: u64 = 0;
    fq_mulx_u64(&mut x100, &mut x101, x2, (arg2[3]));
    let mut x102: u64 = 0;
    let mut x103: u64 = 0;
    fq_mulx_u64(&mut x102, &mut x103, x2, (arg2[2]));
    let mut x104: u64 = 0;
    let mut x105: u64 = 0;
    fq_mulx_u64(&mut x104, &mut x105, x2, (arg2[1]));
    let mut x106: u64 = 0;
    let mut x107: u64 = 0;
    fq_mulx_u64(&mut x106, &mut x107, x2, (arg2[0]));
    let mut x108: u64 = 0;
    let mut x109: FqU1 = 0;
    fq_addcarryx_u64(&mut x108, &mut x109, 0x0, x107, x104);
    let mut x110: u64 = 0;
    let mut x111: FqU1 = 0;
    fq_addcarryx_u64(&mut x110, &mut x111, x109, x105, x102);
    let mut x112: u64 = 0;
    let mut x113: FqU1 = 0;
    fq_addcarryx_u64(&mut x112, &mut x113, x111, x103, x100);
    let x114: u64 = ((x113 as u64) + x101);
    let mut x115: u64 = 0;
    let mut x116: FqU1 = 0;
    fq_addcarryx_u64(&mut x115, &mut x116, 0x0, x91, x106);
    let mut x117: u64 = 0;
    let mut x118: FqU1 = 0;
    fq_addcarryx_u64(&mut x117, &mut x118, x116, x93, x108);
    let mut x119: u64 = 0;
    let mut x120: FqU1 = 0;
    fq_addcarryx_u64(&mut x119, &mut x120, x118, x95, x110);
    let mut x121: u64 = 0;
    let mut x122: FqU1 = 0;
    fq_addcarryx_u64(&mut x121, &mut x122, x120, x97, x112);
    let mut x123: u64 = 0;
    let mut x124: FqU1 = 0;
    fq_addcarryx_u64(&mut x123, &mut x124, x122, x99, x114);
    let mut x125: u64 = 0;
    let mut x126: u64 = 0;
    fq_mulx_u64(&mut x125, &mut x126, x115, 0xa117fffffffffff);
    let mut x127: u64 = 0;
    let mut x128: u64 = 0;
    fq_mulx_u64(&mut x127, &mut x128, x125, 0x12ab655e9a2ca556);
    let mut x129: u64 = 0;
    let mut x130: u64 = 0;
    fq_mulx_u64(&mut x129, &mut x130, x125, 0x60b44d1e5c37b001);
    let mut x131: u64 = 0;
    let mut x132: u64 = 0;
    fq_mulx_u64(&mut x131, &mut x132, x125, 0x59aa76fed0000001);
    let mut x133: u64 = 0;
    let mut x134: u64 = 0;
    fq_mulx_u64(&mut x133, &mut x134, x125, 0xa11800000000001);
    let mut x135: u64 = 0;
    let mut x136: FqU1 = 0;
    fq_addcarryx_u64(&mut x135, &mut x136, 0x0, x134, x131);
    let mut x137: u64 = 0;
    let mut x138: FqU1 = 0;
    fq_addcarryx_u64(&mut x137, &mut x138, x136, x132, x129);
    let mut x139: u64 = 0;
    let mut x140: FqU1 = 0;
    fq_addcarryx_u64(&mut x139, &mut x140, x138, x130, x127);
    let x141: u64 = ((x140 as u64) + x128);
    let mut x142: u64 = 0;
    let mut x143: FqU1 = 0;
    fq_addcarryx_u64(&mut x142, &mut x143, 0x0, x115, x133);
    let mut x144: u64 = 0;
    let mut x145: FqU1 = 0;
    fq_addcarryx_u64(&mut x144, &mut x145, x143, x117, x135);
    let mut x146: u64 = 0;
    let mut x147: FqU1 = 0;
    fq_addcarryx_u64(&mut x146, &mut x147, x145, x119, x137);
    let mut x148: u64 = 0;
    let mut x149: FqU1 = 0;
    fq_addcarryx_u64(&mut x148, &mut x149, x147, x121, x139);
    let mut x150: u64 = 0;
    let mut x151: FqU1 = 0;
    fq_addcarryx_u64(&mut x150, &mut x151, x149, x123, x141);
    let x152: u64 = ((x151 as u64) + (x124 as u64));
    let mut x153: u64 = 0;
    let mut x154: u64 = 0;
    fq_mulx_u64(&mut x153, &mut x154, x3, (arg2[3]));
    let mut x155: u64 = 0;
    let mut x156: u64 = 0;
    fq_mulx_u64(&mut x155, &mut x156, x3, (arg2[2]));
    let mut x157: u64 = 0;
    let mut x158: u64 = 0;
    fq_mulx_u64(&mut x157, &mut x158, x3, (arg2[1]));
    let mut x159: u64 = 0;
    let mut x160: u64 = 0;
    fq_mulx_u64(&mut x159, &mut x160, x3, (arg2[0]));
    let mut x161: u64 = 0;
    let mut x162: FqU1 = 0;
    fq_addcarryx_u64(&mut x161, &mut x162, 0x0, x160, x157);
    let mut x163: u64 = 0;
    let mut x164: FqU1 = 0;
    fq_addcarryx_u64(&mut x163, &mut x164, x162, x158, x155);
    let mut x165: u64 = 0;
    let mut x166: FqU1 = 0;
    fq_addcarryx_u64(&mut x165, &mut x166, x164, x156, x153);
    let x167: u64 = ((x166 as u64) + x154);
    let mut x168: u64 = 0;
    let mut x169: FqU1 = 0;
    fq_addcarryx_u64(&mut x168, &mut x169, 0x0, x144, x159);
    let mut x170: u64 = 0;
    let mut x171: FqU1 = 0;
    fq_addcarryx_u64(&mut x170, &mut x171, x169, x146, x161);
    let mut x172: u64 = 0;
    let mut x173: FqU1 = 0;
    fq_addcarryx_u64(&mut x172, &mut x173, x171, x148, x163);
    let mut x174: u64 = 0;
    let mut x175: FqU1 = 0;
    fq_addcarryx_u64(&mut x174, &mut x175, x173, x150, x165);
    let mut x176: u64 = 0;
    let mut x177: FqU1 = 0;
    fq_addcarryx_u64(&mut x176, &mut x177, x175, x152, x167);
    let mut x178: u64 = 0;
    let mut x179: u64 = 0;
    fq_mulx_u64(&mut x178, &mut x179, x168, 0xa117fffffffffff);
    let mut x180: u64 = 0;
    let mut x181: u64 = 0;
    fq_mulx_u64(&mut x180, &mut x181, x178, 0x12ab655e9a2ca556);
    let mut x182: u64 = 0;
    let mut x183: u64 = 0;
    fq_mulx_u64(&mut x182, &mut x183, x178, 0x60b44d1e5c37b001);
    let mut x184: u64 = 0;
    let mut x185: u64 = 0;
    fq_mulx_u64(&mut x184, &mut x185, x178, 0x59aa76fed0000001);
    let mut x186: u64 = 0;
    let mut x187: u64 = 0;
    fq_mulx_u64(&mut x186, &mut x187, x178, 0xa11800000000001);
    let mut x188: u64 = 0;
    let mut x189: FqU1 = 0;
    fq_addcarryx_u64(&mut x188, &mut x189, 0x0, x187, x184);
    let mut x190: u64 = 0;
    let mut x191: FqU1 = 0;
    fq_addcarryx_u64(&mut x190, &mut x191, x189, x185, x182);
    let mut x192: u64 = 0;
    let mut x193: FqU1 = 0;
    fq_addcarryx_u64(&mut x192, &mut x193, x191, x183, x180);
    let x194: u64 = ((x193 as u64) + x181);
    let mut x195: u64 = 0;
    let mut x196: FqU1 = 0;
    fq_addcarryx_u64(&mut x195, &mut x196, 0x0, x168, x186);
    let mut x197: u64 = 0;
    let mut x198: FqU1 = 0;
    fq_addcarryx_u64(&mut x197, &mut x198, x196, x170, x188);
    let mut x199: u64 = 0;
    let mut x200: FqU1 = 0;
    fq_addcarryx_u64(&mut x199, &mut x200, x198, x172, x190);
    let mut x201: u64 = 0;
    let mut x202: FqU1 = 0;
    fq_addcarryx_u64(&mut x201, &mut x202, x200, x174, x192);
    let mut x203: u64 = 0;
    let mut x204: FqU1 = 0;
    fq_addcarryx_u64(&mut x203, &mut x204, x202, x176, x194);
    let x205: u64 = ((x204 as u64) + (x177 as u64));
    let mut x206: u64 = 0;
    let mut x207: FqU1 = 0;
    fq_subborrowx_u64(&mut x206, &mut x207, 0x0, x197, 0xa11800000000001);
    let mut x208: u64 = 0;
    let mut x209: FqU1 = 0;
    fq_subborrowx_u64(&mut x208, &mut x209, x207, x199, 0x59aa76fed0000001);
    let mut x210: u64 = 0;
    let mut x211: FqU1 = 0;
    fq_subborrowx_u64(&mut x210, &mut x211, x209, x201, 0x60b44d1e5c37b001);
    let mut x212: u64 = 0;
    let mut x213: FqU1 = 0;
    fq_subborrowx_u64(&mut x212, &mut x213, x211, x203, 0x12ab655e9a2ca556);
    let mut x214: u64 = 0;
    let mut x215: FqU1 = 0;
    fq_subborrowx_u64(&mut x214, &mut x215, x213, x205, (0x0 as u64));
    let mut x216: u64 = 0;
    fq_cmovznz_u64(&mut x216, x215, x206, x197);
    let mut x217: u64 = 0;
    fq_cmovznz_u64(&mut x217, x215, x208, x199);
    let mut x218: u64 = 0;
    fq_cmovznz_u64(&mut x218, x215, x210, x201);
    let mut x219: u64 = 0;
    fq_cmovznz_u64(&mut x219, x215, x212, x203);
    out1[0] = x216;
    out1[1] = x217;
    out1[2] = x218;
    out1[3] = x219;
}

/// The function fq_square squares a field element in the Montgomery domain.
///
/// Preconditions:
///   0 ≤ eval arg1 < m
/// Postconditions:
///   eval (from_montgomery out1) mod m = (eval (from_montgomery arg1) * eval (from_montgomery arg1)) mod m
///   0 ≤ eval out1 < m
///
pub fn fq_square(out1: &mut FqMontgomeryDomainFieldElement, arg1: &FqMontgomeryDomainFieldElement) {
    let x1: u64 = (arg1[1]);
    let x2: u64 = (arg1[2]);
    let x3: u64 = (arg1[3]);
    let x4: u64 = (arg1[0]);
    let mut x5: u64 = 0;
    let mut x6: u64 = 0;
    fq_mulx_u64(&mut x5, &mut x6, x4, (arg1[3]));
    let mut x7: u64 = 0;
    let mut x8: u64 = 0;
    fq_mulx_u64(&mut x7, &mut x8, x4, (arg1[2]));
    let mut x9: u64 = 0;
    let mut x10: u64 = 0;
    fq_mulx_u64(&mut x9, &mut x10, x4, (arg1[1]));
    let mut x11: u64 = 0;
    let mut x12: u64 = 0;
    fq_mulx_u64(&mut x11, &mut x12, x4, (arg1[0]));
    let mut x13: u64 = 0;
    let mut x14: FqU1 = 0;
    fq_addcarryx_u64(&mut x13, &mut x14, 0x0, x12, x9);
    let mut x15: u64 = 0;
    let mut x16: FqU1 = 0;
    fq_addcarryx_u64(&mut x15, &mut x16, x14, x10, x7);
    let mut x17: u64 = 0;
    let mut x18: FqU1 = 0;
    fq_addcarryx_u64(&mut x17, &mut x18, x16, x8, x5);
    let x19: u64 = ((x18 as u64) + x6);
    let mut x20: u64 = 0;
    let mut x21: u64 = 0;
    fq_mulx_u64(&mut x20, &mut x21, x11, 0xa117fffffffffff);
    let mut x22: u64 = 0;
    let mut x23: u64 = 0;
    fq_mulx_u64(&mut x22, &mut x23, x20, 0x12ab655e9a2ca556);
    let mut x24: u64 = 0;
    let mut x25: u64 = 0;
    fq_mulx_u64(&mut x24, &mut x25, x20, 0x60b44d1e5c37b001);
    let mut x26: u64 = 0;
    let mut x27: u64 = 0;
    fq_mulx_u64(&mut x26, &mut x27, x20, 0x59aa76fed0000001);
    let mut x28: u64 = 0;
    let mut x29: u64 = 0;
    fq_mulx_u64(&mut x28, &mut x29, x20, 0xa11800000000001);
    let mut x30: u64 = 0;
    let mut x31: FqU1 = 0;
    fq_addcarryx_u64(&mut x30, &mut x31, 0x0, x29, x26);
    let mut x32: u64 = 0;
    let mut x33: FqU1 = 0;
    fq_addcarryx_u64(&mut x32, &mut x33, x31, x27, x24);
    let mut x34: u64 = 0;
    let mut x35: FqU1 = 0;
    fq_addcarryx_u64(&mut x34, &mut x35, x33, x25, x22);
    let x36: u64 = ((x35 as u64) + x23);
    let mut x37: u64 = 0;
    let mut x38: FqU1 = 0;
    fq_addcarryx_u64(&mut x37, &mut x38, 0x0, x11, x28);
    let mut x39: u64 = 0;
    let mut x40: FqU1 = 0;
    fq_addcarryx_u64(&mut x39, &mut x40, x38, x13, x30);
    let mut x41: u64 = 0;
    let mut x42: FqU1 = 0;
    fq_addcarryx_u64(&mut x41, &mut x42, x40, x15, x32);
    let mut x43: u64 = 0;
    let mut x44: FqU1 = 0;
    fq_addcarryx_u64(&mut x43, &mut x44, x42, x17, x34);
    let mut x45: u64 = 0;
    let mut x46: FqU1 = 0;
    fq_addcarryx_u64(&mut x45, &mut x46, x44, x19, x36);
    let mut x47: u64 = 0;
    let mut x48: u64 = 0;
    fq_mulx_u64(&mut x47, &mut x48, x1, (arg1[3]));
    let mut x49: u64 = 0;
    let mut x50: u64 = 0;
    fq_mulx_u64(&mut x49, &mut x50, x1, (arg1[2]));
    let mut x51: u64 = 0;
    let mut x52: u64 = 0;
    fq_mulx_u64(&mut x51, &mut x52, x1, (arg1[1]));
    let mut x53: u64 = 0;
    let mut x54: u64 = 0;
    fq_mulx_u64(&mut x53, &mut x54, x1, (arg1[0]));
    let mut x55: u64 = 0;
    let mut x56: FqU1 = 0;
    fq_addcarryx_u64(&mut x55, &mut x56, 0x0, x54, x51);
    let mut x57: u64 = 0;
    let mut x58: FqU1 = 0;
    fq_addcarryx_u64(&mut x57, &mut x58, x56, x52, x49);
    let mut x59: u64 = 0;
    let mut x60: FqU1 = 0;
    fq_addcarryx_u64(&mut x59, &mut x60, x58, x50, x47);
    let x61: u64 = ((x60 as u64) + x48);
    let mut x62: u64 = 0;
    let mut x63: FqU1 = 0;
    fq_addcarryx_u64(&mut x62, &mut x63, 0x0, x39, x53);
    let mut x64: u64 = 0;
    let mut x65: FqU1 = 0;
    fq_addcarryx_u64(&mut x64, &mut x65, x63, x41, x55);
    let mut x66: u64 = 0;
    let mut x67: FqU1 = 0;
    fq_addcarryx_u64(&mut x66, &mut x67, x65, x43, x57);
    let mut x68: u64 = 0;
    let mut x69: FqU1 = 0;
    fq_addcarryx_u64(&mut x68, &mut x69, x67, x45, x59);
    let mut x70: u64 = 0;
    let mut x71: FqU1 = 0;
    fq_addcarryx_u64(&mut x70, &mut x71, x69, (x46 as u64), x61);
    let mut x72: u64 = 0;
    let mut x73: u64 = 0;
    fq_mulx_u64(&mut x72, &mut x73, x62, 0xa117fffffffffff);
    let mut x74: u64 = 0;
    let mut x75: u64 = 0;
    fq_mulx_u64(&mut x74, &mut x75, x72, 0x12ab655e9a2ca556);
    let mut x76: u64 = 0;
    let mut x77: u64 = 0;
    fq_mulx_u64(&mut x76, &mut x77, x72, 0x60b44d1e5c37b001);
    let mut x78: u64 = 0;
    let mut x79: u64 = 0;
    fq_mulx_u64(&mut x78, &mut x79, x72, 0x59aa76fed0000001);
    let mut x80: u64 = 0;
    let mut x81: u64 = 0;
    fq_mulx_u64(&mut x80, &mut x81, x72, 0xa11800000000001);
    let mut x82: u64 = 0;
    let mut x83: FqU1 = 0;
    fq_addcarryx_u64(&mut x82, &mut x83, 0x0, x81, x78);
    let mut x84: u64 = 0;
    let mut x85: FqU1 = 0;
    fq_addcarryx_u64(&mut x84, &mut x85, x83, x79, x76);
    let mut x86: u64 = 0;
    let mut x87: FqU1 = 0;
    fq_addcarryx_u64(&mut x86, &mut x87, x85, x77, x74);
    let x88: u64 = ((x87 as u64) + x75);
    let mut x89: u64 = 0;
    let mut x90: FqU1 = 0;
    fq_addcarryx_u64(&mut x89, &mut x90, 0x0, x62, x80);
    let mut x91: u64 = 0;
    let mut x92: FqU1 = 0;
    fq_addcarryx_u64(&mut x91, &mut x92, x90, x64, x82);
    let mut x93: u64 = 0;
    let mut x94: FqU1 = 0;
    fq_addcarryx_u64(&mut x93, &mut x94, x92, x66, x84);
    let mut x95: u64 = 0;
    let mut x96: FqU1 = 0;
    fq_addcarryx_u64(&mut x95, &mut x96, x94, x68, x86);
    let mut x97: u64 = 0;
    let mut x98: FqU1 = 0;
    fq_addcarryx_u64(&mut x97, &mut x98, x96, x70, x88);
    let x99: u64 = ((x98 as u64) + (x71 as u64));
    let mut x100: u64 = 0;
    let mut x101: u64 = 0;
    fq_mulx_u64(&mut x100, &mut x101, x2, (arg1[3]));
    let mut x102: u64 = 0;
    let mut x103: u64 = 0;
    fq_mulx_u64(&mut x102, &mut x103, x2, (arg1[2]));
    let mut x104: u64 = 0;
    let mut x105: u64 = 0;
    fq_mulx_u64(&mut x104, &mut x105, x2, (arg1[1]));
    let mut x106: u64 = 0;
    let mut x107: u64 = 0;
    fq_mulx_u64(&mut x106, &mut x107, x2, (arg1[0]));
    let mut x108: u64 = 0;
    let mut x109: FqU1 = 0;
    fq_addcarryx_u64(&mut x108, &mut x109, 0x0, x107, x104);
    let mut x110: u64 = 0;
    let mut x111: FqU1 = 0;
    fq_addcarryx_u64(&mut x110, &mut x111, x109, x105, x102);
    let mut x112: u64 = 0;
    let mut x113: FqU1 = 0;
    fq_addcarryx_u64(&mut x112, &mut x113, x111, x103, x100);
    let x114: u64 = ((x113 as u64) + x101);
    let mut x115: u64 = 0;
    let mut x116: FqU1 = 0;
    fq_addcarryx_u64(&mut x115, &mut x116, 0x0, x91, x106);
    let mut x117: u64 = 0;
    let mut x118: FqU1 = 0;
    fq_addcarryx_u64(&mut x117, &mut x118, x116, x93, x108);
    let mut x119: u64 = 0;
    let mut x120: FqU1 = 0;
    fq_addcarryx_u64(&mut x119, &mut x120, x118, x95, x110);
    let mut x121: u64 = 0;
    let mut x122: FqU1 = 0;
    fq_addcarryx_u64(&mut x121, &mut x122, x120, x97, x112);
    let mut x123: u64 = 0;
    let mut x124: FqU1 = 0;
    fq_addcarryx_u64(&mut x123, &mut x124, x122, x99, x114);
    let mut x125: u64 = 0;
    let mut x126: u64 = 0;
    fq_mulx_u64(&mut x125, &mut x126, x115, 0xa117fffffffffff);
    let mut x127: u64 = 0;
    let mut x128: u64 = 0;
    fq_mulx_u64(&mut x127, &mut x128, x125, 0x12ab655e9a2ca556);
    let mut x129: u64 = 0;
    let mut x130: u64 = 0;
    fq_mulx_u64(&mut x129, &mut x130, x125, 0x60b44d1e5c37b001);
    let mut x131: u64 = 0;
    let mut x132: u64 = 0;
    fq_mulx_u64(&mut x131, &mut x132, x125, 0x59aa76fed0000001);
    let mut x133: u64 = 0;
    let mut x134: u64 = 0;
    fq_mulx_u64(&mut x133, &mut x134, x125, 0xa11800000000001);
    let mut x135: u64 = 0;
    let mut x136: FqU1 = 0;
    fq_addcarryx_u64(&mut x135, &mut x136, 0x0, x134, x131);
    let mut x137: u64 = 0;
    let mut x138: FqU1 = 0;
    fq_addcarryx_u64(&mut x137, &mut x138, x136, x132, x129);
    let mut x139: u64 = 0;
    let mut x140: FqU1 = 0;
    fq_addcarryx_u64(&mut x139, &mut x140, x138, x130, x127);
    let x141: u64 = ((x140 as u64) + x128);
    let mut x142: u64 = 0;
    let mut x143: FqU1 = 0;
    fq_addcarryx_u64(&mut x142, &mut x143, 0x0, x115, x133);
    let mut x144: u64 = 0;
    let mut x145: FqU1 = 0;
    fq_addcarryx_u64(&mut x144, &mut x145, x143, x117, x135);
    let mut x146: u64 = 0;
    let mut x147: FqU1 = 0;
    fq_addcarryx_u64(&mut x146, &mut x147, x145, x119, x137);
    let mut x148: u64 = 0;
    let mut x149: FqU1 = 0;
    fq_addcarryx_u64(&mut x148, &mut x149, x147, x121, x139);
    let mut x150: u64 = 0;
    let mut x151: FqU1 = 0;
    fq_addcarryx_u64(&mut x150, &mut x151, x149, x123, x141);
    let x152: u64 = ((x151 as u64) + (x124 as u64));
    let mut x153: u64 = 0;
    let mut x154: u64 = 0;
    fq_mulx_u64(&mut x153, &mut x154, x3, (arg1[3]));
    let mut x155: u64 = 0;
    let mut x156: u64 = 0;
    fq_mulx_u64(&mut x155, &mut x156, x3, (arg1[2]));
    let mut x157: u64 = 0;
    let mut x158: u64 = 0;
    fq_mulx_u64(&mut x157, &mut x158, x3, (arg1[1]));
    let mut x159: u64 = 0;
    let mut x160: u64 = 0;
    fq_mulx_u64(&mut x159, &mut x160, x3, (arg1[0]));
    let mut x161: u64 = 0;
    let mut x162: FqU1 = 0;
    fq_addcarryx_u64(&mut x161, &mut x162, 0x0, x160, x157);
    let mut x163: u64 = 0;
    let mut x164: FqU1 = 0;
    fq_addcarryx_u64(&mut x163, &mut x164, x162, x158, x155);
    let mut x165: u64 = 0;
    let mut x166: FqU1 = 0;
    fq_addcarryx_u64(&mut x165, &mut x166, x164, x156, x153);
    let x167: u64 = ((x166 as u64) + x154);
    let mut x168: u64 = 0;
    let mut x169: FqU1 = 0;
    fq_addcarryx_u64(&mut x168, &mut x169, 0x0, x144, x159);
    let mut x170: u64 = 0;
    let mut x171: FqU1 = 0;
    fq_addcarryx_u64(&mut x170, &mut x171, x169, x146, x161);
    let mut x172: u64 = 0;
    let mut x173: FqU1 = 0;
    fq_addcarryx_u64(&mut x172, &mut x173, x171, x148, x163);
    let mut x174: u64 = 0;
    let mut x175: FqU1 = 0;
    fq_addcarryx_u64(&mut x174, &mut x175, x173, x150, x165);
    let mut x176: u64 = 0;
    let mut x177: FqU1 = 0;
    fq_addcarryx_u64(&mut x176, &mut x177, x175, x152, x167);
    let mut x178: u64 = 0;
    let mut x179: u64 = 0;
    fq_mulx_u64(&mut x178, &mut x179, x168, 0xa117fffffffffff);
    let mut x180: u64 = 0;
    let mut x181: u64 = 0;
    fq_mulx_u64(&mut x180, &mut x181, x178, 0x12ab655e9a2ca556);
    let mut x182: u64 = 0;
    let mut x183: u64 = 0;
    fq_mulx_u64(&mut x182, &mut x183, x178, 0x60b44d1e5c37b001);
    let mut x184: u64 = 0;
    let mut x185: u64 = 0;
    fq_mulx_u64(&mut x184, &mut x185, x178, 0x59aa76fed0000001);
    let mut x186: u64 = 0;
    let mut x187: u64 = 0;
    fq_mulx_u64(&mut x186, &mut x187, x178, 0xa11800000000001);
    let mut x188: u64 = 0;
    let mut x189: FqU1 = 0;
    fq_addcarryx_u64(&mut x188, &mut x189, 0x0, x187, x184);
    let mut x190: u64 = 0;
    let mut x191: FqU1 = 0;
    fq_addcarryx_u64(&mut x190, &mut x191, x189, x185, x182);
    let mut x192: u64 = 0;
    let mut x193: FqU1 = 0;
    fq_addcarryx_u64(&mut x192, &mut x193, x191, x183, x180);
    let x194: u64 = ((x193 as u64) + x181);
    let mut x195: u64 = 0;
    let mut x196: FqU1 = 0;
    fq_addcarryx_u64(&mut x195, &mut x196, 0x0, x168, x186);
    let mut x197: u64 = 0;
    let mut x198: FqU1 = 0;
    fq_addcarryx_u64(&mut x197, &mut x198, x196, x170, x188);
    let mut x199: u64 = 0;
    let mut x200: FqU1 = 0;
    fq_addcarryx_u64(&mut x199, &mut x200, x198, x172, x190);
    let mut x201: u64 = 0;
    let mut x202: FqU1 = 0;
    fq_addcarryx_u64(&mut x201, &mut x202, x200, x174, x192);
    let mut x203: u64 = 0;
    let mut x204: FqU1 = 0;
    fq_addcarryx_u64(&mut x203, &mut x204, x202, x176, x194);
    let x205: u64 = ((x204 as u64) + (x177 as u64));
    let mut x206: u64 = 0;
    let mut x207: FqU1 = 0;
    fq_subborrowx_u64(&mut x206, &mut x207, 0x0, x197, 0xa11800000000001);
    let mut x208: u64 = 0;
    let mut x209: FqU1 = 0;
    fq_subborrowx_u64(&mut x208, &mut x209, x207, x199, 0x59aa76fed0000001);
    let mut x210: u64 = 0;
    let mut x211: FqU1 = 0;
    fq_subborrowx_u64(&mut x210, &mut x211, x209, x201, 0x60b44d1e5c37b001);
    let mut x212: u64 = 0;
    let mut x213: FqU1 = 0;
    fq_subborrowx_u64(&mut x212, &mut x213, x211, x203, 0x12ab655e9a2ca556);
    let mut x214: u64 = 0;
    let mut x215: FqU1 = 0;
    fq_subborrowx_u64(&mut x214, &mut x215, x213, x205, (0x0 as u64));
    let mut x216: u64 = 0;
    fq_cmovznz_u64(&mut x216, x215, x206, x197);
    let mut x217: u64 = 0;
    fq_cmovznz_u64(&mut x217, x215, x208, x199);
    let mut x218: u64 = 0;
    fq_cmovznz_u64(&mut x218, x215, x210, x201);
    let mut x219: u64 = 0;
    fq_cmovznz_u64(&mut x219, x215, x212, x203);
    out1[0] = x216;
    out1[1] = x217;
    out1[2] = x218;
    out1[3] = x219;
}

/// The function fq_add adds two field elements in the Montgomery domain.
///
/// Preconditions:
///   0 ≤ eval arg1 < m
///   0 ≤ eval arg2 < m
/// Postconditions:
///   eval (from_montgomery out1) mod m = (eval (from_montgomery arg1) + eval (from_montgomery arg2)) mod m
///   0 ≤ eval out1 < m
///
pub fn fq_add(
    out1: &mut FqMontgomeryDomainFieldElement,
    arg1: &FqMontgomeryDomainFieldElement,
    arg2: &FqMontgomeryDomainFieldElement,
) {
    let mut x1: u64 = 0;
    let mut x2: FqU1 = 0;
    fq_addcarryx_u64(&mut x1, &mut x2, 0x0, (arg1[0]), (arg2[0]));
    let mut x3: u64 = 0;
    let mut x4: FqU1 = 0;
    fq_addcarryx_u64(&mut x3, &mut x4, x2, (arg1[1]), (arg2[1]));
    let mut x5: u64 = 0;
    let mut x6: FqU1 = 0;
    fq_addcarryx_u64(&mut x5, &mut x6, x4, (arg1[2]), (arg2[2]));
    let mut x7: u64 = 0;
    let mut x8: FqU1 = 0;
    fq_addcarryx_u64(&mut x7, &mut x8, x6, (arg1[3]), (arg2[3]));
    let mut x9: u64 = 0;
    let mut x10: FqU1 = 0;
    fq_subborrowx_u64(&mut x9, &mut x10, 0x0, x1, 0xa11800000000001);
    let mut x11: u64 = 0;
    let mut x12: FqU1 = 0;
    fq_subborrowx_u64(&mut x11, &mut x12, x10, x3, 0x59aa76fed0000001);
    let mut x13: u64 = 0;
    let mut x14: FqU1 = 0;
    fq_subborrowx_u64(&mut x13, &mut x14, x12, x5, 0x60b44d1e5c37b001);
    let mut x15: u64 = 0;
    let mut x16: FqU1 = 0;
    fq_subborrowx_u64(&mut x15, &mut x16, x14, x7, 0x12ab655e9a2ca556);
    let mut x17: u64 = 0;
    let mut x18: FqU1 = 0;
    fq_subborrowx_u64(&mut x17, &mut x18, x16, (x8 as u64), (0x0 as u64));
    let mut x19: u64 = 0;
    fq_cmovznz_u64(&mut x19, x18, x9, x1);
    let mut x20: u64 = 0;
    fq_cmovznz_u64(&mut x20, x18, x11, x3);
    let mut x21: u64 = 0;
    fq_cmovznz_u64(&mut x21, x18, x13, x5);
    let mut x22: u64 = 0;
    fq_cmovznz_u64(&mut x22, x18, x15, x7);
    out1[0] = x19;
    out1[1] = x20;
    out1[2] = x21;
    out1[3] = x22;
}

/// The function fq_sub subtracts two field elements in the Montgomery domain.
///
/// Preconditions:
///   0 ≤ eval arg1 < m
///   0 ≤ eval arg2 < m
/// Postconditions:
///   eval (from_montgomery out1) mod m = (eval (from_montgomery arg1) - eval (from_montgomery arg2)) mod m
///   0 ≤ eval out1 < m
///
pub fn fq_sub(
    out1: &mut FqMontgomeryDomainFieldElement,
    arg1: &FqMontgomeryDomainFieldElement,
    arg2: &FqMontgomeryDomainFieldElement,
) {
    let mut x1: u64 = 0;
    let mut x2: FqU1 = 0;
    fq_subborrowx_u64(&mut x1, &mut x2, 0x0, (arg1[0]), (arg2[0]));
    let mut x3: u64 = 0;
    let mut x4: FqU1 = 0;
    fq_subborrowx_u64(&mut x3, &mut x4, x2, (arg1[1]), (arg2[1]));
    let mut x5: u64 = 0;
    let mut x6: FqU1 = 0;
    fq_subborrowx_u64(&mut x5, &mut x6, x4, (arg1[2]), (arg2[2]));
    let mut x7: u64 = 0;
    let mut x8: FqU1 = 0;
    fq_subborrowx_u64(&mut x7, &mut x8, x6, (arg1[3]), (arg2[3]));
    let mut x9: u64 = 0;
    fq_cmovznz_u64(&mut x9, x8, (0x0 as u64), 0xffffffffffffffff);
    let mut x10: u64 = 0;
    let mut x11: FqU1 = 0;
    fq_addcarryx_u64(&mut x10, &mut x11, 0x0, x1, (x9 & 0xa11800000000001));
    let mut x12: u64 = 0;
    let mut x13: FqU1 = 0;
    fq_addcarryx_u64(&mut x12, &mut x13, x11, x3, (x9 & 0x59aa76fed0000001));
    let mut x14: u64 = 0;
    let mut x15: FqU1 = 0;
    fq_addcarryx_u64(&mut x14, &mut x15, x13, x5, (x9 & 0x60b44d1e5c37b001));
    let mut x16: u64 = 0;
    let mut x17: FqU1 = 0;
    fq_addcarryx_u64(&mut x16, &mut x17, x15, x7, (x9 & 0x12ab655e9a2ca556));
    out1[0] = x10;
    out1[1] = x12;
    out1[2] = x14;
    out1[3] = x16;
}

/// The function fq_opp negates a field element in the Montgomery domain.
///
/// Preconditions:
///   0 ≤ eval arg1 < m
/// Postconditions:
///   eval (from_montgomery out1) mod m = -eval (from_montgomery arg1) mod m
///   0 ≤ eval out1 < m
///
pub fn fq_opp(out1: &mut FqMontgomeryDomainFieldElement, arg1: &FqMontgomeryDomainFieldElement) {
    let mut x1: u64 = 0;
    let mut x2: FqU1 = 0;
    fq_subborrowx_u64(&mut x1, &mut x2, 0x0, (0x0 as u64), (arg1[0]));
    let mut x3: u64 = 0;
    let mut x4: FqU1 = 0;
    fq_subborrowx_u64(&mut x3, &mut x4, x2, (0x0 as u64), (arg1[1]));
    let mut x5: u64 = 0;
    let mut x6: FqU1 = 0;
    fq_subborrowx_u64(&mut x5, &mut x6, x4, (0x0 as u64), (arg1[2]));
    let mut x7: u64 = 0;
    let mut x8: FqU1 = 0;
    fq_subborrowx_u64(&mut x7, &mut x8, x6, (0x0 as u64), (arg1[3]));
    let mut x9: u64 = 0;
    fq_cmovznz_u64(&mut x9, x8, (0x0 as u64), 0xffffffffffffffff);
    let mut x10: u64 = 0;
    let mut x11: FqU1 = 0;
    fq_addcarryx_u64(&mut x10, &mut x11, 0x0, x1, (x9 & 0xa11800000000001));
    let mut x12: u64 = 0;
    let mut x13: FqU1 = 0;
    fq_addcarryx_u64(&mut x12, &mut x13, x11, x3, (x9 & 0x59aa76fed0000001));
    let mut x14: u64 = 0;
    let mut x15: FqU1 = 0;
    fq_addcarryx_u64(&mut x14, &mut x15, x13, x5, (x9 & 0x60b44d1e5c37b001));
    let mut x16: u64 = 0;
    let mut x17: FqU1 = 0;
    fq_addcarryx_u64(&mut x16, &mut x17, x15, x7, (x9 & 0x12ab655e9a2ca556));
    out1[0] = x10;
    out1[1] = x12;
    out1[2] = x14;
    out1[3] = x16;
}

/// The function fq_from_montgomery translates a field element out of the Montgomery domain.
///
/// Preconditions:
///   0 ≤ eval arg1 < m
/// Postconditions:
///   eval out1 mod m = (eval arg1 * ((2^64)⁻¹ mod m)^4) mod m
///   0 ≤ eval out1 < m
///
pub fn fq_from_montgomery(
    out1: &mut FqNonMontgomeryDomainFieldElement,
    arg1: &FqMontgomeryDomainFieldElement,
) {
    let x1: u64 = (arg1[0]);
    let mut x2: u64 = 0;
    let mut x3: u64 = 0;
    fq_mulx_u64(&mut x2, &mut x3, x1, 0xa117fffffffffff);
    let mut x4: u64 = 0;
    let mut x5: u64 = 0;
    fq_mulx_u64(&mut x4, &mut x5, x2, 0x12ab655e9a2ca556);
    let mut x6: u64 = 0;
    let mut x7: u64 = 0;
    fq_mulx_u64(&mut x6, &mut x7, x2, 0x60b44d1e5c37b001);
    let mut x8: u64 = 0;
    let mut x9: u64 = 0;
    fq_mulx_u64(&mut x8, &mut x9, x2, 0x59aa76fed0000001);
    let mut x10: u64 = 0;
    let mut x11: u64 = 0;
    fq_mulx_u64(&mut x10, &mut x11, x2, 0xa11800000000001);
    let mut x12: u64 = 0;
    let mut x13: FqU1 = 0;
    fq_addcarryx_u64(&mut x12, &mut x13, 0x0, x11, x8);
    let mut x14: u64 = 0;
    let mut x15: FqU1 = 0;
    fq_addcarryx_u64(&mut x14, &mut x15, x13, x9, x6);
    let mut x16: u64 = 0;
    let mut x17: FqU1 = 0;
    fq_addcarryx_u64(&mut x16, &mut x17, x15, x7, x4);
    let mut x18: u64 = 0;
    let mut x19: FqU1 = 0;
    fq_addcarryx_u64(&mut x18, &mut x19, 0x0, x1, x10);
    let mut x20: u64 = 0;
    let mut x21: FqU1 = 0;
    fq_addcarryx_u64(&mut x20, &mut x21, x19, (0x0 as u64), x12);
    let mut x22: u64 = 0;
    let mut x23: FqU1 = 0;
    fq_addcarryx_u64(&mut x22, &mut x23, x21, (0x0 as u64), x14);
    let mut x24: u64 = 0;
    let mut x25: FqU1 = 0;
    fq_addcarryx_u64(&mut x24, &mut x25, x23, (0x0 as u64), x16);
    let mut x26: u64 = 0;
    let mut x27: FqU1 = 0;
    fq_addcarryx_u64(&mut x26, &mut x27, 0x0, x20, (arg1[1]));
    let mut x28: u64 = 0;
    let mut x29: FqU1 = 0;
    fq_addcarryx_u64(&mut x28, &mut x29, x27, x22, (0x0 as u64));
    let mut x30: u64 = 0;
    let mut x31: FqU1 = 0;
    fq_addcarryx_u64(&mut x30, &mut x31, x29, x24, (0x0 as u64));
    let mut x32: u64 = 0;
    let mut x33: u64 = 0;
    fq_mulx_u64(&mut x32, &mut x33, x26, 0xa117fffffffffff);
    let mut x34: u64 = 0;
    let mut x35: u64 = 0;
    fq_mulx_u64(&mut x34, &mut x35, x32, 0x12ab655e9a2ca556);
    let mut x36: u64 = 0;
    let mut x37: u64 = 0;
    fq_mulx_u64(&mut x36, &mut x37, x32, 0x60b44d1e5c37b001);
    let mut x38: u64 = 0;
    let mut x39: u64 = 0;
    fq_mulx_u64(&mut x38, &mut x39, x32, 0x59aa76fed0000001);
    let mut x40: u64 = 0;
    let mut x41: u64 = 0;
    fq_mulx_u64(&mut x40, &mut x41, x32, 0xa11800000000001);
    let mut x42: u64 = 0;
    let mut x43: FqU1 = 0;
    fq_addcarryx_u64(&mut x42, &mut x43, 0x0, x41, x38);
    let mut x44: u64 = 0;
    let mut x45: FqU1 = 0;
    fq_addcarryx_u64(&mut x44, &mut x45, x43, x39, x36);
    let mut x46: u64 = 0;
    let mut x47: FqU1 = 0;
    fq_addcarryx_u64(&mut x46, &mut x47, x45, x37, x34);
    let mut x48: u64 = 0;
    let mut x49: FqU1 = 0;
    fq_addcarryx_u64(&mut x48, &mut x49, 0x0, x26, x40);
    let mut x50: u64 = 0;
    let mut x51: FqU1 = 0;
    fq_addcarryx_u64(&mut x50, &mut x51, x49, x28, x42);
    let mut x52: u64 = 0;
    let mut x53: FqU1 = 0;
    fq_addcarryx_u64(&mut x52, &mut x53, x51, x30, x44);
    let mut x54: u64 = 0;
    let mut x55: FqU1 = 0;
    fq_addcarryx_u64(
        &mut x54,
        &mut x55,
        x53,
        ((x31 as u64) + ((x25 as u64) + ((x17 as u64) + x5))),
        x46,
    );
    let mut x56: u64 = 0;
    let mut x57: FqU1 = 0;
    fq_addcarryx_u64(&mut x56, &mut x57, 0x0, x50, (arg1[2]));
    let mut x58: u64 = 0;
    let mut x59: FqU1 = 0;
    fq_addcarryx_u64(&mut x58, &mut x59, x57, x52, (0x0 as u64));
    let mut x60: u64 = 0;
    let mut x61: FqU1 = 0;
    fq_addcarryx_u64(&mut x60, &mut x61, x59, x54, (0x0 as u64));
    let mut x62: u64 = 0;
    let mut x63: u64 = 0;
    fq_mulx_u64(&mut x62, &mut x63, x56, 0xa117fffffffffff);
    let mut x64: u64 = 0;
    let mut x65: u64 = 0;
    fq_mulx_u64(&mut x64, &mut x65, x62, 0x12ab655e9a2ca556);
    let mut x66: u64 = 0;
    let mut x67: u64 = 0;
    fq_mulx_u64(&mut x66, &mut x67, x62, 0x60b44d1e5c37b001);
    let mut x68: u64 = 0;
    let mut x69: u64 = 0;
    fq_mulx_u64(&mut x68, &mut x69, x62, 0x59aa76fed0000001);
    let mut x70: u64 = 0;
    let mut x71: u64 = 0;
    fq_mulx_u64(&mut x70, &mut x71, x62, 0xa11800000000001);
    let mut x72: u64 = 0;
    let mut x73: FqU1 = 0;
    fq_addcarryx_u64(&mut x72, &mut x73, 0x0, x71, x68);
    let mut x74: u64 = 0;
    let mut x75: FqU1 = 0;
    fq_addcarryx_u64(&mut x74, &mut x75, x73, x69, x66);
    let mut x76: u64 = 0;
    let mut x77: FqU1 = 0;
    fq_addcarryx_u64(&mut x76, &mut x77, x75, x67, x64);
    let mut x78: u64 = 0;
    let mut x79: FqU1 = 0;
    fq_addcarryx_u64(&mut x78, &mut x79, 0x0, x56, x70);
    let mut x80: u64 = 0;
    let mut x81: FqU1 = 0;
    fq_addcarryx_u64(&mut x80, &mut x81, x79, x58, x72);
    let mut x82: u64 = 0;
    let mut x83: FqU1 = 0;
    fq_addcarryx_u64(&mut x82, &mut x83, x81, x60, x74);
    let mut x84: u64 = 0;
    let mut x85: FqU1 = 0;
    fq_addcarryx_u64(
        &mut x84,
        &mut x85,
        x83,
        ((x61 as u64) + ((x55 as u64) + ((x47 as u64) + x35))),
        x76,
    );
    let mut x86: u64 = 0;
    let mut x87: FqU1 = 0;
    fq_addcarryx_u64(&mut x86, &mut x87, 0x0, x80, (arg1[3]));
    let mut x88: u64 = 0;
    let mut x89: FqU1 = 0;
    fq_addcarryx_u64(&mut x88, &mut x89, x87, x82, (0x0 as u64));
    let mut x90: u64 = 0;
    let mut x91: FqU1 = 0;
    fq_addcarryx_u64(&mut x90, &mut x91, x89, x84, (0x0 as u64));
    let mut x92: u64 = 0;
    let mut x93: u64 = 0;
    fq_mulx_u64(&mut x92, &mut x93, x86, 0xa117fffffffffff);
    let mut x94: u64 = 0;
    let mut x95: u64 = 0;
    fq_mulx_u64(&mut x94, &mut x95, x92, 0x12ab655e9a2ca556);
    let mut x96: u64 = 0;
    let mut x97: u64 = 0;
    fq_mulx_u64(&mut x96, &mut x97, x92, 0x60b44d1e5c37b001);
    let mut x98: u64 = 0;
    let mut x99: u64 = 0;
    fq_mulx_u64(&mut x98, &mut x99, x92, 0x59aa76fed0000001);
    let mut x100: u64 = 0;
    let mut x101: u64 = 0;
    fq_mulx_u64(&mut x100, &mut x101, x92, 0xa11800000000001);
    let mut x102: u64 = 0;
    let mut x103: FqU1 = 0;
    fq_addcarryx_u64(&mut x102, &mut x103, 0x0, x101, x98);
    let mut x104: u64 = 0;
    let mut x105: FqU1 = 0;
    fq_addcarryx_u64(&mut x104, &mut x105, x103, x99, x96);
    let mut x106: u64 = 0;
    let mut x107: FqU1 = 0;
    fq_addcarryx_u64(&mut x106, &mut x107, x105, x97, x94);
    let mut x108: u64 = 0;
    let mut x109: FqU1 = 0;
    fq_addcarryx_u64(&mut x108, &mut x109, 0x0, x86, x100);
    let mut x110: u64 = 0;
    let mut x111: FqU1 = 0;
    fq_addcarryx_u64(&mut x110, &mut x111, x109, x88, x102);
    let mut x112: u64 = 0;
    let mut x113: FqU1 = 0;
    fq_addcarryx_u64(&mut x112, &mut x113, x111, x90, x104);
    let mut x114: u64 = 0;
    let mut x115: FqU1 = 0;
    fq_addcarryx_u64(
        &mut x114,
        &mut x115,
        x113,
        ((x91 as u64) + ((x85 as u64) + ((x77 as u64) + x65))),
        x106,
    );
    let x116: u64 = ((x115 as u64) + ((x107 as u64) + x95));
    let mut x117: u64 = 0;
    let mut x118: FqU1 = 0;
    fq_subborrowx_u64(&mut x117, &mut x118, 0x0, x110, 0xa11800000000001);
    let mut x119: u64 = 0;
    let mut x120: FqU1 = 0;
    fq_subborrowx_u64(&mut x119, &mut x120, x118, x112, 0x59aa76fed0000001);
    let mut x121: u64 = 0;
    let mut x122: FqU1 = 0;
    fq_subborrowx_u64(&mut x121, &mut x122, x120, x114, 0x60b44d1e5c37b001);
    let mut x123: u64 = 0;
    let mut x124: FqU1 = 0;
    fq_subborrowx_u64(&mut x123, &mut x124, x122, x116, 0x12ab655e9a2ca556);
    let mut x125: u64 = 0;
    let mut x126: FqU1 = 0;
    fq_subborrowx_u64(&mut x125, &mut x126, x124, (0x0 as u64), (0x0 as u64));
    let mut x127: u64 = 0;
    fq_cmovznz_u64(&mut x127, x126, x117, x110);
    let mut x128: u64 = 0;
    fq_cmovznz_u64(&mut x128, x126, x119, x112);
    let mut x129: u64 = 0;
    fq_cmovznz_u64(&mut x129, x126, x121, x114);
    let mut x130: u64 = 0;
    fq_cmovznz_u64(&mut x130, x126, x123, x116);
    out1[0] = x127;
    out1[1] = x128;
    out1[2] = x129;
    out1[3] = x130;
}

/// The function fq_to_montgomery translates a field element into the Montgomery domain.
///
/// Preconditions:
///   0 ≤ eval arg1 < m
/// Postconditions:
///   eval (from_montgomery out1) mod m = eval arg1 mod m
///   0 ≤ eval out1 < m
///
pub fn fq_to_montgomery(
    out1: &mut FqMontgomeryDomainFieldElement,
    arg1: &FqNonMontgomeryDomainFieldElement,
) {
    let x1: u64 = (arg1[1]);
    let x2: u64 = (arg1[2]);
    let x3: u64 = (arg1[3]);
    let x4: u64 = (arg1[0]);
    let mut x5: u64 = 0;
    let mut x6: u64 = 0;
    fq_mulx_u64(&mut x5, &mut x6, x4, 0x11fdae7eff1c939);
    let mut x7: u64 = 0;
    let mut x8: u64 = 0;
    fq_mulx_u64(&mut x7, &mut x8, x4, 0xa7cc008fe5dc8593);
    let mut x9: u64 = 0;
    let mut x10: u64 = 0;
    fq_mulx_u64(&mut x9, &mut x10, x4, 0xcc2c27b58860591f);
    let mut x11: u64 = 0;
    let mut x12: u64 = 0;
    fq_mulx_u64(&mut x11, &mut x12, x4, 0x25d577bab861857b);
    let mut x13: u64 = 0;
    let mut x14: FqU1 = 0;
    fq_addcarryx_u64(&mut x13, &mut x14, 0x0, x12, x9);
    let mut x15: u64 = 0;
    let mut x16: FqU1 = 0;
    fq_addcarryx_u64(&mut x15, &mut x16, x14, x10, x7);
    let mut x17: u64 = 0;
    let mut x18: FqU1 = 0;
    fq_addcarryx_u64(&mut x17, &mut x18, x16, x8, x5);
    let mut x19: u64 = 0;
    let mut x20: u64 = 0;
    fq_mulx_u64(&mut x19, &mut x20, x11, 0xa117fffffffffff);
    let mut x21: u64 = 0;
    let mut x22: u64 = 0;
    fq_mulx_u64(&mut x21, &mut x22, x19, 0x12ab655e9a2ca556);
    let mut x23: u64 = 0;
    let mut x24: u64 = 0;
    fq_mulx_u64(&mut x23, &mut x24, x19, 0x60b44d1e5c37b001);
    let mut x25: u64 = 0;
    let mut x26: u64 = 0;
    fq_mulx_u64(&mut x25, &mut x26, x19, 0x59aa76fed0000001);
    let mut x27: u64 = 0;
    let mut x28: u64 = 0;
    fq_mulx_u64(&mut x27, &mut x28, x19, 0xa11800000000001);
    let mut x29: u64 = 0;
    let mut x30: FqU1 = 0;
    fq_addcarryx_u64(&mut x29, &mut x30, 0x0, x28, x25);
    let mut x31: u64 = 0;
    let mut x32: FqU1 = 0;
    fq_addcarryx_u64(&mut x31, &mut x32, x30, x26, x23);
    let mut x33: u64 = 0;
    let mut x34: FqU1 = 0;
    fq_addcarryx_u64(&mut x33, &mut x34, x32, x24, x21);
    let mut x35: u64 = 0;
    let mut x36: FqU1 = 0;
    fq_addcarryx_u64(&mut x35, &mut x36, 0x0, x11, x27);
    let mut x37: u64 = 0;
    let mut x38: FqU1 = 0;
    fq_addcarryx_u64(&mut x37, &mut x38, x36, x13, x29);
    let mut x39: u64 = 0;
    let mut x40: FqU1 = 0;
    fq_addcarryx_u64(&mut x39, &mut x40, x38, x15, x31);
    let mut x41: u64 = 0;
    let mut x42: FqU1 = 0;
    fq_addcarryx_u64(&mut x41, &mut x42, x40, x17, x33);
    let mut x43: u64 = 0;
    let mut x44: u64 = 0;
    fq_mulx_u64(&mut x43, &mut x44, x1, 0x11fdae7eff1c939);
    let mut x45: u64 = 0;
    let mut x46: u64 = 0;
    fq_mulx_u64(&mut x45, &mut x46, x1, 0xa7cc008fe5dc8593);
    let mut x47: u64 = 0;
    let mut x48: u64 = 0;
    fq_mulx_u64(&mut x47, &mut x48, x1, 0xcc2c27b58860591f);
    let mut x49: u64 = 0;
    let mut x50: u64 = 0;
    fq_mulx_u64(&mut x49, &mut x50, x1, 0x25d577bab861857b);
    let mut x51: u64 = 0;
    let mut x52: FqU1 = 0;
    fq_addcarryx_u64(&mut x51, &mut x52, 0x0, x50, x47);
    let mut x53: u64 = 0;
    let mut x54: FqU1 = 0;
    fq_addcarryx_u64(&mut x53, &mut x54, x52, x48, x45);
    let mut x55: u64 = 0;
    let mut x56: FqU1 = 0;
    fq_addcarryx_u64(&mut x55, &mut x56, x54, x46, x43);
    let mut x57: u64 = 0;
    let mut x58: FqU1 = 0;
    fq_addcarryx_u64(&mut x57, &mut x58, 0x0, x37, x49);
    let mut x59: u64 = 0;
    let mut x60: FqU1 = 0;
    fq_addcarryx_u64(&mut x59, &mut x60, x58, x39, x51);
    let mut x61: u64 = 0;
    let mut x62: FqU1 = 0;
    fq_addcarryx_u64(&mut x61, &mut x62, x60, x41, x53);
    let mut x63: u64 = 0;
    let mut x64: FqU1 = 0;
    fq_addcarryx_u64(
        &mut x63,
        &mut x64,
        x62,
        (((x42 as u64) + ((x18 as u64) + x6)) + ((x34 as u64) + x22)),
        x55,
    );
    let mut x65: u64 = 0;
    let mut x66: u64 = 0;
    fq_mulx_u64(&mut x65, &mut x66, x57, 0xa117fffffffffff);
    let mut x67: u64 = 0;
    let mut x68: u64 = 0;
    fq_mulx_u64(&mut x67, &mut x68, x65, 0x12ab655e9a2ca556);
    let mut x69: u64 = 0;
    let mut x70: u64 = 0;
    fq_mulx_u64(&mut x69, &mut x70, x65, 0x60b44d1e5c37b001);
    let mut x71: u64 = 0;
    let mut x72: u64 = 0;
    fq_mulx_u64(&mut x71, &mut x72, x65, 0x59aa76fed0000001);
    let mut x73: u64 = 0;
    let mut x74: u64 = 0;
    fq_mulx_u64(&mut x73, &mut x74, x65, 0xa11800000000001);
    let mut x75: u64 = 0;
    let mut x76: FqU1 = 0;
    fq_addcarryx_u64(&mut x75, &mut x76, 0x0, x74, x71);
    let mut x77: u64 = 0;
    let mut x78: FqU1 = 0;
    fq_addcarryx_u64(&mut x77, &mut x78, x76, x72, x69);
    let mut x79: u64 = 0;
    let mut x80: FqU1 = 0;
    fq_addcarryx_u64(&mut x79, &mut x80, x78, x70, x67);
    let mut x81: u64 = 0;
    let mut x82: FqU1 = 0;
    fq_addcarryx_u64(&mut x81, &mut x82, 0x0, x57, x73);
    let mut x83: u64 = 0;
    let mut x84: FqU1 = 0;
    fq_addcarryx_u64(&mut x83, &mut x84, x82, x59, x75);
    let mut x85: u64 = 0;
    let mut x86: FqU1 = 0;
    fq_addcarryx_u64(&mut x85, &mut x86, x84, x61, x77);
    let mut x87: u64 = 0;
    let mut x88: FqU1 = 0;
    fq_addcarryx_u64(&mut x87, &mut x88, x86, x63, x79);
    let mut x89: u64 = 0;
    let mut x90: u64 = 0;
    fq_mulx_u64(&mut x89, &mut x90, x2, 0x11fdae7eff1c939);
    let mut x91: u64 = 0;
    let mut x92: u64 = 0;
    fq_mulx_u64(&mut x91, &mut x92, x2, 0xa7cc008fe5dc8593);
    let mut x93: u64 = 0;
    let mut x94: u64 = 0;
    fq_mulx_u64(&mut x93, &mut x94, x2, 0xcc2c27b58860591f);
    let mut x95: u64 = 0;
    let mut x96: u64 = 0;
    fq_mulx_u64(&mut x95, &mut x96, x2, 0x25d577bab861857b);
    let mut x97: u64 = 0;
    let mut x98: FqU1 = 0;
    fq_addcarryx_u64(&mut x97, &mut x98, 0x0, x96, x93);
    let mut x99: u64 = 0;
    let mut x100: FqU1 = 0;
    fq_addcarryx_u64(&mut x99, &mut x100, x98, x94, x91);
    let mut x101: u64 = 0;
    let mut x102: FqU1 = 0;
    fq_addcarryx_u64(&mut x101, &mut x102, x100, x92, x89);
    let mut x103: u64 = 0;
    let mut x104: FqU1 = 0;
    fq_addcarryx_u64(&mut x103, &mut x104, 0x0, x83, x95);
    let mut x105: u64 = 0;
    let mut x106: FqU1 = 0;
    fq_addcarryx_u64(&mut x105, &mut x106, x104, x85, x97);
    let mut x107: u64 = 0;
    let mut x108: FqU1 = 0;
    fq_addcarryx_u64(&mut x107, &mut x108, x106, x87, x99);
    let mut x109: u64 = 0;
    let mut x110: FqU1 = 0;
    fq_addcarryx_u64(
        &mut x109,
        &mut x110,
        x108,
        (((x88 as u64) + ((x64 as u64) + ((x56 as u64) + x44))) + ((x80 as u64) + x68)),
        x101,
    );
    let mut x111: u64 = 0;
    let mut x112: u64 = 0;
    fq_mulx_u64(&mut x111, &mut x112, x103, 0xa117fffffffffff);
    let mut x113: u64 = 0;
    let mut x114: u64 = 0;
    fq_mulx_u64(&mut x113, &mut x114, x111, 0x12ab655e9a2ca556);
    let mut x115: u64 = 0;
    let mut x116: u64 = 0;
    fq_mulx_u64(&mut x115, &mut x116, x111, 0x60b44d1e5c37b001);
    let mut x117: u64 = 0;
    let mut x118: u64 = 0;
    fq_mulx_u64(&mut x117, &mut x118, x111, 0x59aa76fed0000001);
    let mut x119: u64 = 0;
    let mut x120: u64 = 0;
    fq_mulx_u64(&mut x119, &mut x120, x111, 0xa11800000000001);
    let mut x121: u64 = 0;
    let mut x122: FqU1 = 0;
    fq_addcarryx_u64(&mut x121, &mut x122, 0x0, x120, x117);
    let mut x123: u64 = 0;
    let mut x124: FqU1 = 0;
    fq_addcarryx_u64(&mut x123, &mut x124, x122, x118, x115);
    let mut x125: u64 = 0;
    let mut x126: FqU1 = 0;
    fq_addcarryx_u64(&mut x125, &mut x126, x124, x116, x113);
    let mut x127: u64 = 0;
    let mut x128: FqU1 = 0;
    fq_addcarryx_u64(&mut x127, &mut x128, 0x0, x103, x119);
    let mut x129: u64 = 0;
    let mut x130: FqU1 = 0;
    fq_addcarryx_u64(&mut x129, &mut x130, x128, x105, x121);
    let mut x131: u64 = 0;
    let mut x132: FqU1 = 0;
    fq_addcarryx_u64(&mut x131, &mut x132, x130, x107, x123);
    let mut x133: u64 = 0;
    let mut x134: FqU1 = 0;
    fq_addcarryx_u64(&mut x133, &mut x134, x132, x109, x125);
    let mut x135: u64 = 0;
    let mut x136: u64 = 0;
    fq_mulx_u64(&mut x135, &mut x136, x3, 0x11fdae7eff1c939);
    let mut x137: u64 = 0;
    let mut x138: u64 = 0;
    fq_mulx_u64(&mut x137, &mut x138, x3, 0xa7cc008fe5dc8593);
    let mut x139: u64 = 0;
    let mut x140: u64 = 0;
    fq_mulx_u64(&mut x139, &mut x140, x3, 0xcc2c27b58860591f);
    let mut x141: u64 = 0;
    let mut x142: u64 = 0;
    fq_mulx_u64(&mut x141, &mut x142, x3, 0x25d577bab861857b);
    let mut x143: u64 = 0;
    let mut x144: FqU1 = 0;
    fq_addcarryx_u64(&mut x143, &mut x144, 0x0, x142, x139);
    let mut x145: u64 = 0;
    let mut x146: FqU1 = 0;
    fq_addcarryx_u64(&mut x145, &mut x146, x144, x140, x137);
    let mut x147: u64 = 0;
    let mut x148: FqU1 = 0;
    fq_addcarryx_u64(&mut x147, &mut x148, x146, x138, x135);
    let mut x149: u64 = 0;
    let mut x150: FqU1 = 0;
    fq_addcarryx_u64(&mut x149, &mut x150, 0x0, x129, x141);
    let mut x151: u64 = 0;
    let mut x152: FqU1 = 0;
    fq_addcarryx_u64(&mut x151, &mut x152, x150, x131, x143);
    let mut x153: u64 = 0;
    let mut x154: FqU1 = 0;
    fq_addcarryx_u64(&mut x153, &mut x154, x152, x133, x145);
    let mut x155: u64 = 0;
    let mut x156: FqU1 = 0;
    fq_addcarryx_u64(
        &mut x155,
        &mut x156,
        x154,
        (((x134 as u64) + ((x110 as u64) + ((x102 as u64) + x90))) + ((x126 as u64) + x114)),
        x147,
    );
    let mut x157: u64 = 0;
    let mut x158: u64 = 0;
    fq_mulx_u64(&mut x157, &mut x158, x149, 0xa117fffffffffff);
    let mut x159: u64 = 0;
    let mut x160: u64 = 0;
    fq_mulx_u64(&mut x159, &mut x160, x157, 0x12ab655e9a2ca556);
    let mut x161: u64 = 0;
    let mut x162: u64 = 0;
    fq_mulx_u64(&mut x161, &mut x162, x157, 0x60b44d1e5c37b001);
    let mut x163: u64 = 0;
    let mut x164: u64 = 0;
    fq_mulx_u64(&mut x163, &mut x164, x157, 0x59aa76fed0000001);
    let mut x165: u64 = 0;
    let mut x166: u64 = 0;
    fq_mulx_u64(&mut x165, &mut x166, x157, 0xa11800000000001);
    let mut x167: u64 = 0;
    let mut x168: FqU1 = 0;
    fq_addcarryx_u64(&mut x167, &mut x168, 0x0, x166, x163);
    let mut x169: u64 = 0;
    let mut x170: FqU1 = 0;
    fq_addcarryx_u64(&mut x169, &mut x170, x168, x164, x161);
    let mut x171: u64 = 0;
    let mut x172: FqU1 = 0;
    fq_addcarryx_u64(&mut x171, &mut x172, x170, x162, x159);
    let mut x173: u64 = 0;
    let mut x174: FqU1 = 0;
    fq_addcarryx_u64(&mut x173, &mut x174, 0x0, x149, x165);
    let mut x175: u64 = 0;
    let mut x176: FqU1 = 0;
    fq_addcarryx_u64(&mut x175, &mut x176, x174, x151, x167);
    let mut x177: u64 = 0;
    let mut x178: FqU1 = 0;
    fq_addcarryx_u64(&mut x177, &mut x178, x176, x153, x169);
    let mut x179: u64 = 0;
    let mut x180: FqU1 = 0;
    fq_addcarryx_u64(&mut x179, &mut x180, x178, x155, x171);
    let x181: u64 =
        (((x180 as u64) + ((x156 as u64) + ((x148 as u64) + x136))) + ((x172 as u64) + x160));
    let mut x182: u64 = 0;
    let mut x183: FqU1 = 0;
    fq_subborrowx_u64(&mut x182, &mut x183, 0x0, x175, 0xa11800000000001);
    let mut x184: u64 = 0;
    let mut x185: FqU1 = 0;
    fq_subborrowx_u64(&mut x184, &mut x185, x183, x177, 0x59aa76fed0000001);
    let mut x186: u64 = 0;
    let mut x187: FqU1 = 0;
    fq_subborrowx_u64(&mut x186, &mut x187, x185, x179, 0x60b44d1e5c37b001);
    let mut x188: u64 = 0;
    let mut x189: FqU1 = 0;
    fq_subborrowx_u64(&mut x188, &mut x189, x187, x181, 0x12ab655e9a2ca556);
    let mut x190: u64 = 0;
    let mut x191: FqU1 = 0;
    fq_subborrowx_u64(&mut x190, &mut x191, x189, (0x0 as u64), (0x0 as u64));
    let mut x192: u64 = 0;
    fq_cmovznz_u64(&mut x192, x191, x182, x175);
    let mut x193: u64 = 0;
    fq_cmovznz_u64(&mut x193, x191, x184, x177);
    let mut x194: u64 = 0;
    fq_cmovznz_u64(&mut x194, x191, x186, x179);
    let mut x195: u64 = 0;
    fq_cmovznz_u64(&mut x195, x191, x188, x181);
    out1[0] = x192;
    out1[1] = x193;
    out1[2] = x194;
    out1[3] = x195;
}

/// The function fq_nonzero outputs a single non-zero word if the input is non-zero and zero otherwise.
///
/// Preconditions:
///   0 ≤ eval arg1 < m
/// Postconditions:
///   out1 = 0 ↔ eval (from_montgomery arg1) mod m = 0
///
/// Input Bounds:
///   arg1: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
/// Output Bounds:
///   out1: [0x0 ~> 0xffffffffffffffff]
pub fn fq_nonzero(out1: &mut u64, arg1: &[u64; 4]) {
    let x1: u64 = ((arg1[0]) | ((arg1[1]) | ((arg1[2]) | (arg1[3]))));
    *out1 = x1;
}

/// The function fq_selectznz is a multi-limb conditional select.
///
/// Postconditions:
///   out1 = (if arg1 = 0 then arg2 else arg3)
///
/// Input Bounds:
///   arg1: [0x0 ~> 0x1]
///   arg2: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
///   arg3: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
/// Output Bounds:
///   out1: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
pub fn fq_selectznz(out1: &mut [u64; 4], arg1: FqU1, arg2: &[u64; 4], arg3: &[u64; 4]) {
    let mut x1: u64 = 0;
    fq_cmovznz_u64(&mut x1, arg1, (arg2[0]), (arg3[0]));
    let mut x2: u64 = 0;
    fq_cmovznz_u64(&mut x2, arg1, (arg2[1]), (arg3[1]));
    let mut x3: u64 = 0;
    fq_cmovznz_u64(&mut x3, arg1, (arg2[2]), (arg3[2]));
    let mut x4: u64 = 0;
    fq_cmovznz_u64(&mut x4, arg1, (arg2[3]), (arg3[3]));
    out1[0] = x1;
    out1[1] = x2;
    out1[2] = x3;
    out1[3] = x4;
}

/// The function fq_to_bytes serializes a field element NOT in the Montgomery domain to bytes in little-endian order.
///
/// Preconditions:
///   0 ≤ eval arg1 < m
/// Postconditions:
///   out1 = map (λ x, ⌊((eval arg1 mod m) mod 2^(8 * (x + 1))) / 2^(8 * x)⌋) [0..31]
///
/// Input Bounds:
///   arg1: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0x1fffffffffffffff]]
/// Output Bounds:
///   out1: [[0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0x1f]]
pub fn fq_to_bytes(out1: &mut [u8; 32], arg1: &[u64; 4]) {
    let x1: u64 = (arg1[3]);
    let x2: u64 = (arg1[2]);
    let x3: u64 = (arg1[1]);
    let x4: u64 = (arg1[0]);
    let x5: u8 = ((x4 & (0xff as u64)) as u8);
    let x6: u64 = (x4 >> 8);
    let x7: u8 = ((x6 & (0xff as u64)) as u8);
    let x8: u64 = (x6 >> 8);
    let x9: u8 = ((x8 & (0xff as u64)) as u8);
    let x10: u64 = (x8 >> 8);
    let x11: u8 = ((x10 & (0xff as u64)) as u8);
    let x12: u64 = (x10 >> 8);
    let x13: u8 = ((x12 & (0xff as u64)) as u8);
    let x14: u64 = (x12 >> 8);
    let x15: u8 = ((x14 & (0xff as u64)) as u8);
    let x16: u64 = (x14 >> 8);
    let x17: u8 = ((x16 & (0xff as u64)) as u8);
    let x18: u8 = ((x16 >> 8) as u8);
    let x19: u8 = ((x3 & (0xff as u64)) as u8);
    let x20: u64 = (x3 >> 8);
    let x21: u8 = ((x20 & (0xff as u64)) as u8);
    let x22: u64 = (x20 >> 8);
    let x23: u8 = ((x22 & (0xff as u64)) as u8);
    let x24: u64 = (x22 >> 8);
    let x25: u8 = ((x24 & (0xff as u64)) as u8);
    let x26: u64 = (x24 >> 8);
    let x27: u8 = ((x26 & (0xff as u64)) as u8);
    let x28: u64 = (x26 >> 8);
    let x29: u8 = ((x28 & (0xff as u64)) as u8);
    let x30: u64 = (x28 >> 8);
    let x31: u8 = ((x30 & (0xff as u64)) as u8);
    let x32: u8 = ((x30 >> 8) as u8);
    let x33: u8 = ((x2 & (0xff as u64)) as u8);
    let x34: u64 = (x2 >> 8);
    let x35: u8 = ((x34 & (0xff as u64)) as u8);
    let x36: u64 = (x34 >> 8);
    let x37: u8 = ((x36 & (0xff as u64)) as u8);
    let x38: u64 = (x36 >> 8);
    let x39: u8 = ((x38 & (0xff as u64)) as u8);
    let x40: u64 = (x38 >> 8);
    let x41: u8 = ((x40 & (0xff as u64)) as u8);
    let x42: u64 = (x40 >> 8);
    let x43: u8 = ((x42 & (0xff as u64)) as u8);
    let x44: u64 = (x42 >> 8);
    let x45: u8 = ((x44 & (0xff as u64)) as u8);
    let x46: u8 = ((x44 >> 8) as u8);
    let x47: u8 = ((x1 & (0xff as u64)) as u8);
    let x48: u64 = (x1 >> 8);
    let x49: u8 = ((x48 & (0xff as u64)) as u8);
    let x50: u64 = (x48 >> 8);
    let x51: u8 = ((x50 & (0xff as u64)) as u8);
    let x52: u64 = (x50 >> 8);
    let x53: u8 = ((x52 & (0xff as u64)) as u8);
    let x54: u64 = (x52 >> 8);
    let x55: u8 = ((x54 & (0xff as u64)) as u8);
    let x56: u64 = (x54 >> 8);
    let x57: u8 = ((x56 & (0xff as u64)) as u8);
    let x58: u64 = (x56 >> 8);
    let x59: u8 = ((x58 & (0xff as u64)) as u8);
    let x60: u8 = ((x58 >> 8) as u8);
    out1[0] = x5;
    out1[1] = x7;
    out1[2] = x9;
    out1[3] = x11;
    out1[4] = x13;
    out1[5] = x15;
    out1[6] = x17;
    out1[7] = x18;
    out1[8] = x19;
    out1[9] = x21;
    out1[10] = x23;
    out1[11] = x25;
    out1[12] = x27;
    out1[13] = x29;
    out1[14] = x31;
    out1[15] = x32;
    out1[16] = x33;
    out1[17] = x35;
    out1[18] = x37;
    out1[19] = x39;
    out1[20] = x41;
    out1[21] = x43;
    out1[22] = x45;
    out1[23] = x46;
    out1[24] = x47;
    out1[25] = x49;
    out1[26] = x51;
    out1[27] = x53;
    out1[28] = x55;
    out1[29] = x57;
    out1[30] = x59;
    out1[31] = x60;
}

/// The function fq_from_bytes deserializes a field element NOT in the Montgomery domain from bytes in little-endian order.
///
/// Preconditions:
///   0 ≤ bytes_eval arg1 < m
/// Postconditions:
///   eval out1 mod m = bytes_eval arg1 mod m
///   0 ≤ eval out1 < m
///
/// Input Bounds:
///   arg1: [[0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0xff], [0x0 ~> 0x1f]]
/// Output Bounds:
///   out1: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0x1fffffffffffffff]]
pub fn fq_from_bytes(out1: &mut [u64; 4], arg1: &[u8; 32]) {
    let x1: u64 = (((arg1[31]) as u64) << 56);
    let x2: u64 = (((arg1[30]) as u64) << 48);
    let x3: u64 = (((arg1[29]) as u64) << 40);
    let x4: u64 = (((arg1[28]) as u64) << 32);
    let x5: u64 = (((arg1[27]) as u64) << 24);
    let x6: u64 = (((arg1[26]) as u64) << 16);
    let x7: u64 = (((arg1[25]) as u64) << 8);
    let x8: u8 = (arg1[24]);
    let x9: u64 = (((arg1[23]) as u64) << 56);
    let x10: u64 = (((arg1[22]) as u64) << 48);
    let x11: u64 = (((arg1[21]) as u64) << 40);
    let x12: u64 = (((arg1[20]) as u64) << 32);
    let x13: u64 = (((arg1[19]) as u64) << 24);
    let x14: u64 = (((arg1[18]) as u64) << 16);
    let x15: u64 = (((arg1[17]) as u64) << 8);
    let x16: u8 = (arg1[16]);
    let x17: u64 = (((arg1[15]) as u64) << 56);
    let x18: u64 = (((arg1[14]) as u64) << 48);
    let x19: u64 = (((arg1[13]) as u64) << 40);
    let x20: u64 = (((arg1[12]) as u64) << 32);
    let x21: u64 = (((arg1[11]) as u64) << 24);
    let x22: u64 = (((arg1[10]) as u64) << 16);
    let x23: u64 = (((arg1[9]) as u64) << 8);
    let x24: u8 = (arg1[8]);
    let x25: u64 = (((arg1[7]) as u64) << 56);
    let x26: u64 = (((arg1[6]) as u64) << 48);
    let x27: u64 = (((arg1[5]) as u64) << 40);
    let x28: u64 = (((arg1[4]) as u64) << 32);
    let x29: u64 = (((arg1[3]) as u64) << 24);
    let x30: u64 = (((arg1[2]) as u64) << 16);
    let x31: u64 = (((arg1[1]) as u64) << 8);
    let x32: u8 = (arg1[0]);
    let x33: u64 = (x31 + (x32 as u64));
    let x34: u64 = (x30 + x33);
    let x35: u64 = (x29 + x34);
    let x36: u64 = (x28 + x35);
    let x37: u64 = (x27 + x36);
    let x38: u64 = (x26 + x37);
    let x39: u64 = (x25 + x38);
    let x40: u64 = (x23 + (x24 as u64));
    let x41: u64 = (x22 + x40);
    let x42: u64 = (x21 + x41);
    let x43: u64 = (x20 + x42);
    let x44: u64 = (x19 + x43);
    let x45: u64 = (x18 + x44);
    let x46: u64 = (x17 + x45);
    let x47: u64 = (x15 + (x16 as u64));
    let x48: u64 = (x14 + x47);
    let x49: u64 = (x13 + x48);
    let x50: u64 = (x12 + x49);
    let x51: u64 = (x11 + x50);
    let x52: u64 = (x10 + x51);
    let x53: u64 = (x9 + x52);
    let x54: u64 = (x7 + (x8 as u64));
    let x55: u64 = (x6 + x54);
    let x56: u64 = (x5 + x55);
    let x57: u64 = (x4 + x56);
    let x58: u64 = (x3 + x57);
    let x59: u64 = (x2 + x58);
    let x60: u64 = (x1 + x59);
    out1[0] = x39;
    out1[1] = x46;
    out1[2] = x53;
    out1[3] = x60;
}

/// The function fq_set_one returns the field element one in the Montgomery domain.
///
/// Postconditions:
///   eval (from_montgomery out1) mod m = 1 mod m
///   0 ≤ eval out1 < m
///
pub fn fq_set_one(out1: &mut FqMontgomeryDomainFieldElement) {
    out1[0] = 0x7d1c7ffffffffff3;
    out1[1] = 0x7257f50f6ffffff2;
    out1[2] = 0x16d81575512c0fee;
    out1[3] = 0xd4bda322bbb9a9d;
}

/// The function fq_msat returns the saturated representation of the prime modulus.
///
/// Postconditions:
///   twos_complement_eval out1 = m
///   0 ≤ eval out1 < m
///
/// Output Bounds:
///   out1: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
pub fn fq_msat(out1: &mut [u64; 5]) {
    out1[0] = 0xa11800000000001;
    out1[1] = 0x59aa76fed0000001;
    out1[2] = 0x60b44d1e5c37b001;
    out1[3] = 0x12ab655e9a2ca556;
    out1[4] = (0x0 as u64);
}

/// The function fq_divstep_precomp returns the precomputed value for Bernstein-Yang-inversion (in montgomery form).
///
/// Postconditions:
///   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⌋)
///   0 ≤ eval out1 < m
///
/// Output Bounds:
///   out1: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
pub fn fq_divstep_precomp(out1: &mut [u64; 4]) {
    out1[0] = 0x71a88a38b566adb8;
    out1[1] = 0xedffbafed16832cf;
    out1[2] = 0x737b5ac82dacce53;
    out1[3] = 0x1050943e41687434;
}

/// The function fq_divstep computes a divstep.
///
/// Preconditions:
///   0 ≤ eval arg4 < m
///   0 ≤ eval arg5 < m
/// Postconditions:
///   out1 = (if 0 < arg1 ∧ (twos_complement_eval arg3) is odd then 1 - arg1 else 1 + arg1)
///   twos_complement_eval out2 = (if 0 < arg1 ∧ (twos_complement_eval arg3) is odd then twos_complement_eval arg3 else twos_complement_eval arg2)
///   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⌋)
///   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)
///   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)
///   0 ≤ eval out5 < m
///   0 ≤ eval out5 < m
///   0 ≤ eval out2 < m
///   0 ≤ eval out3 < m
///
/// Input Bounds:
///   arg1: [0x0 ~> 0xffffffffffffffff]
///   arg2: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
///   arg3: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
///   arg4: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
///   arg5: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
/// Output Bounds:
///   out1: [0x0 ~> 0xffffffffffffffff]
///   out2: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
///   out3: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
///   out4: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
///   out5: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
pub fn fq_divstep(
    out1: &mut u64,
    out2: &mut [u64; 5],
    out3: &mut [u64; 5],
    out4: &mut [u64; 4],
    out5: &mut [u64; 4],
    arg1: u64,
    arg2: &[u64; 5],
    arg3: &[u64; 5],
    arg4: &[u64; 4],
    arg5: &[u64; 4],
) {
    let mut x1: u64 = 0;
    let mut x2: FqU1 = 0;
    fq_addcarryx_u64(&mut x1, &mut x2, 0x0, (!arg1), (0x1 as u64));
    let x3: FqU1 = (((x1 >> 63) as FqU1) & (((arg3[0]) & (0x1 as u64)) as FqU1));
    let mut x4: u64 = 0;
    let mut x5: FqU1 = 0;
    fq_addcarryx_u64(&mut x4, &mut x5, 0x0, (!arg1), (0x1 as u64));
    let mut x6: u64 = 0;
    fq_cmovznz_u64(&mut x6, x3, arg1, x4);
    let mut x7: u64 = 0;
    fq_cmovznz_u64(&mut x7, x3, (arg2[0]), (arg3[0]));
    let mut x8: u64 = 0;
    fq_cmovznz_u64(&mut x8, x3, (arg2[1]), (arg3[1]));
    let mut x9: u64 = 0;
    fq_cmovznz_u64(&mut x9, x3, (arg2[2]), (arg3[2]));
    let mut x10: u64 = 0;
    fq_cmovznz_u64(&mut x10, x3, (arg2[3]), (arg3[3]));
    let mut x11: u64 = 0;
    fq_cmovznz_u64(&mut x11, x3, (arg2[4]), (arg3[4]));
    let mut x12: u64 = 0;
    let mut x13: FqU1 = 0;
    fq_addcarryx_u64(&mut x12, &mut x13, 0x0, (0x1 as u64), (!(arg2[0])));
    let mut x14: u64 = 0;
    let mut x15: FqU1 = 0;
    fq_addcarryx_u64(&mut x14, &mut x15, x13, (0x0 as u64), (!(arg2[1])));
    let mut x16: u64 = 0;
    let mut x17: FqU1 = 0;
    fq_addcarryx_u64(&mut x16, &mut x17, x15, (0x0 as u64), (!(arg2[2])));
    let mut x18: u64 = 0;
    let mut x19: FqU1 = 0;
    fq_addcarryx_u64(&mut x18, &mut x19, x17, (0x0 as u64), (!(arg2[3])));
    let mut x20: u64 = 0;
    let mut x21: FqU1 = 0;
    fq_addcarryx_u64(&mut x20, &mut x21, x19, (0x0 as u64), (!(arg2[4])));
    let mut x22: u64 = 0;
    fq_cmovznz_u64(&mut x22, x3, (arg3[0]), x12);
    let mut x23: u64 = 0;
    fq_cmovznz_u64(&mut x23, x3, (arg3[1]), x14);
    let mut x24: u64 = 0;
    fq_cmovznz_u64(&mut x24, x3, (arg3[2]), x16);
    let mut x25: u64 = 0;
    fq_cmovznz_u64(&mut x25, x3, (arg3[3]), x18);
    let mut x26: u64 = 0;
    fq_cmovznz_u64(&mut x26, x3, (arg3[4]), x20);
    let mut x27: u64 = 0;
    fq_cmovznz_u64(&mut x27, x3, (arg4[0]), (arg5[0]));
    let mut x28: u64 = 0;
    fq_cmovznz_u64(&mut x28, x3, (arg4[1]), (arg5[1]));
    let mut x29: u64 = 0;
    fq_cmovznz_u64(&mut x29, x3, (arg4[2]), (arg5[2]));
    let mut x30: u64 = 0;
    fq_cmovznz_u64(&mut x30, x3, (arg4[3]), (arg5[3]));
    let mut x31: u64 = 0;
    let mut x32: FqU1 = 0;
    fq_addcarryx_u64(&mut x31, &mut x32, 0x0, x27, x27);
    let mut x33: u64 = 0;
    let mut x34: FqU1 = 0;
    fq_addcarryx_u64(&mut x33, &mut x34, x32, x28, x28);
    let mut x35: u64 = 0;
    let mut x36: FqU1 = 0;
    fq_addcarryx_u64(&mut x35, &mut x36, x34, x29, x29);
    let mut x37: u64 = 0;
    let mut x38: FqU1 = 0;
    fq_addcarryx_u64(&mut x37, &mut x38, x36, x30, x30);
    let mut x39: u64 = 0;
    let mut x40: FqU1 = 0;
    fq_subborrowx_u64(&mut x39, &mut x40, 0x0, x31, 0xa11800000000001);
    let mut x41: u64 = 0;
    let mut x42: FqU1 = 0;
    fq_subborrowx_u64(&mut x41, &mut x42, x40, x33, 0x59aa76fed0000001);
    let mut x43: u64 = 0;
    let mut x44: FqU1 = 0;
    fq_subborrowx_u64(&mut x43, &mut x44, x42, x35, 0x60b44d1e5c37b001);
    let mut x45: u64 = 0;
    let mut x46: FqU1 = 0;
    fq_subborrowx_u64(&mut x45, &mut x46, x44, x37, 0x12ab655e9a2ca556);
    let mut x47: u64 = 0;
    let mut x48: FqU1 = 0;
    fq_subborrowx_u64(&mut x47, &mut x48, x46, (x38 as u64), (0x0 as u64));
    let x49: u64 = (arg4[3]);
    let x50: u64 = (arg4[2]);
    let x51: u64 = (arg4[1]);
    let x52: u64 = (arg4[0]);
    let mut x53: u64 = 0;
    let mut x54: FqU1 = 0;
    fq_subborrowx_u64(&mut x53, &mut x54, 0x0, (0x0 as u64), x52);
    let mut x55: u64 = 0;
    let mut x56: FqU1 = 0;
    fq_subborrowx_u64(&mut x55, &mut x56, x54, (0x0 as u64), x51);
    let mut x57: u64 = 0;
    let mut x58: FqU1 = 0;
    fq_subborrowx_u64(&mut x57, &mut x58, x56, (0x0 as u64), x50);
    let mut x59: u64 = 0;
    let mut x60: FqU1 = 0;
    fq_subborrowx_u64(&mut x59, &mut x60, x58, (0x0 as u64), x49);
    let mut x61: u64 = 0;
    fq_cmovznz_u64(&mut x61, x60, (0x0 as u64), 0xffffffffffffffff);
    let mut x62: u64 = 0;
    let mut x63: FqU1 = 0;
    fq_addcarryx_u64(&mut x62, &mut x63, 0x0, x53, (x61 & 0xa11800000000001));
    let mut x64: u64 = 0;
    let mut x65: FqU1 = 0;
    fq_addcarryx_u64(&mut x64, &mut x65, x63, x55, (x61 & 0x59aa76fed0000001));
    let mut x66: u64 = 0;
    let mut x67: FqU1 = 0;
    fq_addcarryx_u64(&mut x66, &mut x67, x65, x57, (x61 & 0x60b44d1e5c37b001));
    let mut x68: u64 = 0;
    let mut x69: FqU1 = 0;
    fq_addcarryx_u64(&mut x68, &mut x69, x67, x59, (x61 & 0x12ab655e9a2ca556));
    let mut x70: u64 = 0;
    fq_cmovznz_u64(&mut x70, x3, (arg5[0]), x62);
    let mut x71: u64 = 0;
    fq_cmovznz_u64(&mut x71, x3, (arg5[1]), x64);
    let mut x72: u64 = 0;
    fq_cmovznz_u64(&mut x72, x3, (arg5[2]), x66);
    let mut x73: u64 = 0;
    fq_cmovznz_u64(&mut x73, x3, (arg5[3]), x68);
    let x74: FqU1 = ((x22 & (0x1 as u64)) as FqU1);
    let mut x75: u64 = 0;
    fq_cmovznz_u64(&mut x75, x74, (0x0 as u64), x7);
    let mut x76: u64 = 0;
    fq_cmovznz_u64(&mut x76, x74, (0x0 as u64), x8);
    let mut x77: u64 = 0;
    fq_cmovznz_u64(&mut x77, x74, (0x0 as u64), x9);
    let mut x78: u64 = 0;
    fq_cmovznz_u64(&mut x78, x74, (0x0 as u64), x10);
    let mut x79: u64 = 0;
    fq_cmovznz_u64(&mut x79, x74, (0x0 as u64), x11);
    let mut x80: u64 = 0;
    let mut x81: FqU1 = 0;
    fq_addcarryx_u64(&mut x80, &mut x81, 0x0, x22, x75);
    let mut x82: u64 = 0;
    let mut x83: FqU1 = 0;
    fq_addcarryx_u64(&mut x82, &mut x83, x81, x23, x76);
    let mut x84: u64 = 0;
    let mut x85: FqU1 = 0;
    fq_addcarryx_u64(&mut x84, &mut x85, x83, x24, x77);
    let mut x86: u64 = 0;
    let mut x87: FqU1 = 0;
    fq_addcarryx_u64(&mut x86, &mut x87, x85, x25, x78);
    let mut x88: u64 = 0;
    let mut x89: FqU1 = 0;
    fq_addcarryx_u64(&mut x88, &mut x89, x87, x26, x79);
    let mut x90: u64 = 0;
    fq_cmovznz_u64(&mut x90, x74, (0x0 as u64), x27);
    let mut x91: u64 = 0;
    fq_cmovznz_u64(&mut x91, x74, (0x0 as u64), x28);
    let mut x92: u64 = 0;
    fq_cmovznz_u64(&mut x92, x74, (0x0 as u64), x29);
    let mut x93: u64 = 0;
    fq_cmovznz_u64(&mut x93, x74, (0x0 as u64), x30);
    let mut x94: u64 = 0;
    let mut x95: FqU1 = 0;
    fq_addcarryx_u64(&mut x94, &mut x95, 0x0, x70, x90);
    let mut x96: u64 = 0;
    let mut x97: FqU1 = 0;
    fq_addcarryx_u64(&mut x96, &mut x97, x95, x71, x91);
    let mut x98: u64 = 0;
    let mut x99: FqU1 = 0;
    fq_addcarryx_u64(&mut x98, &mut x99, x97, x72, x92);
    let mut x100: u64 = 0;
    let mut x101: FqU1 = 0;
    fq_addcarryx_u64(&mut x100, &mut x101, x99, x73, x93);
    let mut x102: u64 = 0;
    let mut x103: FqU1 = 0;
    fq_subborrowx_u64(&mut x102, &mut x103, 0x0, x94, 0xa11800000000001);
    let mut x104: u64 = 0;
    let mut x105: FqU1 = 0;
    fq_subborrowx_u64(&mut x104, &mut x105, x103, x96, 0x59aa76fed0000001);
    let mut x106: u64 = 0;
    let mut x107: FqU1 = 0;
    fq_subborrowx_u64(&mut x106, &mut x107, x105, x98, 0x60b44d1e5c37b001);
    let mut x108: u64 = 0;
    let mut x109: FqU1 = 0;
    fq_subborrowx_u64(&mut x108, &mut x109, x107, x100, 0x12ab655e9a2ca556);
    let mut x110: u64 = 0;
    let mut x111: FqU1 = 0;
    fq_subborrowx_u64(&mut x110, &mut x111, x109, (x101 as u64), (0x0 as u64));
    let mut x112: u64 = 0;
    let mut x113: FqU1 = 0;
    fq_addcarryx_u64(&mut x112, &mut x113, 0x0, x6, (0x1 as u64));
    let x114: u64 = ((x80 >> 1) | ((x82 << 63) & 0xffffffffffffffff));
    let x115: u64 = ((x82 >> 1) | ((x84 << 63) & 0xffffffffffffffff));
    let x116: u64 = ((x84 >> 1) | ((x86 << 63) & 0xffffffffffffffff));
    let x117: u64 = ((x86 >> 1) | ((x88 << 63) & 0xffffffffffffffff));
    let x118: u64 = ((x88 & 0x8000000000000000) | (x88 >> 1));
    let mut x119: u64 = 0;
    fq_cmovznz_u64(&mut x119, x48, x39, x31);
    let mut x120: u64 = 0;
    fq_cmovznz_u64(&mut x120, x48, x41, x33);
    let mut x121: u64 = 0;
    fq_cmovznz_u64(&mut x121, x48, x43, x35);
    let mut x122: u64 = 0;
    fq_cmovznz_u64(&mut x122, x48, x45, x37);
    let mut x123: u64 = 0;
    fq_cmovznz_u64(&mut x123, x111, x102, x94);
    let mut x124: u64 = 0;
    fq_cmovznz_u64(&mut x124, x111, x104, x96);
    let mut x125: u64 = 0;
    fq_cmovznz_u64(&mut x125, x111, x106, x98);
    let mut x126: u64 = 0;
    fq_cmovznz_u64(&mut x126, x111, x108, x100);
    *out1 = x112;
    out2[0] = x7;
    out2[1] = x8;
    out2[2] = x9;
    out2[3] = x10;
    out2[4] = x11;
    out3[0] = x114;
    out3[1] = x115;
    out3[2] = x116;
    out3[3] = x117;
    out3[4] = x118;
    out4[0] = x119;
    out4[1] = x120;
    out4[2] = x121;
    out4[3] = x122;
    out5[0] = x123;
    out5[1] = x124;
    out5[2] = x125;
    out5[3] = x126;
}