static void femul(uint64_t out[4], const uint64_t in1[4], const uint64_t in2[4]) {
  { const uint64_t x8 = in1[3];
  { const uint64_t x9 = in1[2];
  { const uint64_t x7 = in1[1];
  { const uint64_t x5 = in1[0];
  { const uint64_t x14 = in2[3];
  { const uint64_t x15 = in2[2];
  { const uint64_t x13 = in2[1];
  { const uint64_t x11 = in2[0];
  { uint64_t x18;  uint64_t x17 = _mulx_u64(x5, x11, &x18);
  { uint64_t x21;  uint64_t x20 = _mulx_u64(x5, x13, &x21);
  { uint64_t x24;  uint64_t x23 = _mulx_u64(x5, x15, &x24);
  { uint64_t x27;  uint64_t x26 = _mulx_u64(x5, x14, &x27);
  { uint64_t x29; uint8_t x30 = _addcarryx_u64(0x0, x18, x20, &x29);
  { uint64_t x32; uint8_t x33 = _addcarryx_u64(x30, x21, x23, &x32);
  { uint64_t x35; uint8_t x36 = _addcarryx_u64(x33, x24, x26, &x35);
  { uint64_t x38; uint8_t _ = _addcarryx_u64(0x0, x36, x27, &x38);
  { uint64_t _;  uint64_t x41 = _mulx_u64(x17, 0xffffffffffffffffL, &_);
  { uint64_t x45;  uint64_t x44 = _mulx_u64(x41, 0xffffffff00000000L, &x45);
  { uint64_t x48;  uint64_t x47 = _mulx_u64(x41, 0xffffffffffffffffL, &x48);
  { uint64_t x51;  uint64_t x50 = _mulx_u64(x41, 0xffffffff, &x51);
  { uint64_t x53; uint8_t x54 = _addcarryx_u64(0x0, x45, x47, &x53);
  { uint64_t x56; uint8_t x57 = _addcarryx_u64(x54, x48, x50, &x56);
  { uint64_t x59; uint8_t _ = _addcarryx_u64(0x0, x57, x51, &x59);
  { uint64_t _; uint8_t x63 = _addcarryx_u64(0x0, x17, x41, &_);
  { uint64_t x65; uint8_t x66 = _addcarryx_u64(x63, x29, x44, &x65);
  { uint64_t x68; uint8_t x69 = _addcarryx_u64(x66, x32, x53, &x68);
  { uint64_t x71; uint8_t x72 = _addcarryx_u64(x69, x35, x56, &x71);
  { uint64_t x74; uint8_t x75 = _addcarryx_u64(x72, x38, x59, &x74);
  { uint64_t x78;  uint64_t x77 = _mulx_u64(x7, x11, &x78);
  { uint64_t x81;  uint64_t x80 = _mulx_u64(x7, x13, &x81);
  { uint64_t x84;  uint64_t x83 = _mulx_u64(x7, x15, &x84);
  { uint64_t x87;  uint64_t x86 = _mulx_u64(x7, x14, &x87);
  { uint64_t x89; uint8_t x90 = _addcarryx_u64(0x0, x78, x80, &x89);
  { uint64_t x92; uint8_t x93 = _addcarryx_u64(x90, x81, x83, &x92);
  { uint64_t x95; uint8_t x96 = _addcarryx_u64(x93, x84, x86, &x95);
  { uint64_t x98; uint8_t _ = _addcarryx_u64(0x0, x96, x87, &x98);
  { uint64_t x101; uint8_t x102 = _addcarryx_u64(0x0, x65, x77, &x101);
  { uint64_t x104; uint8_t x105 = _addcarryx_u64(x102, x68, x89, &x104);
  { uint64_t x107; uint8_t x108 = _addcarryx_u64(x105, x71, x92, &x107);
  { uint64_t x110; uint8_t x111 = _addcarryx_u64(x108, x74, x95, &x110);
  { uint64_t x113; uint8_t x114 = _addcarryx_u64(x111, x75, x98, &x113);
  { uint64_t _;  uint64_t x116 = _mulx_u64(x101, 0xffffffffffffffffL, &_);
  { uint64_t x120;  uint64_t x119 = _mulx_u64(x116, 0xffffffff00000000L, &x120);
  { uint64_t x123;  uint64_t x122 = _mulx_u64(x116, 0xffffffffffffffffL, &x123);
  { uint64_t x126;  uint64_t x125 = _mulx_u64(x116, 0xffffffff, &x126);
  { uint64_t x128; uint8_t x129 = _addcarryx_u64(0x0, x120, x122, &x128);
  { uint64_t x131; uint8_t x132 = _addcarryx_u64(x129, x123, x125, &x131);
  { uint64_t x134; uint8_t _ = _addcarryx_u64(0x0, x132, x126, &x134);
  { uint64_t _; uint8_t x138 = _addcarryx_u64(0x0, x101, x116, &_);
  { uint64_t x140; uint8_t x141 = _addcarryx_u64(x138, x104, x119, &x140);
  { uint64_t x143; uint8_t x144 = _addcarryx_u64(x141, x107, x128, &x143);
  { uint64_t x146; uint8_t x147 = _addcarryx_u64(x144, x110, x131, &x146);
  { uint64_t x149; uint8_t x150 = _addcarryx_u64(x147, x113, x134, &x149);
  { uint8_t x151 = (x150 + x114);
  { uint64_t x154;  uint64_t x153 = _mulx_u64(x9, x11, &x154);
  { uint64_t x157;  uint64_t x156 = _mulx_u64(x9, x13, &x157);
  { uint64_t x160;  uint64_t x159 = _mulx_u64(x9, x15, &x160);
  { uint64_t x163;  uint64_t x162 = _mulx_u64(x9, x14, &x163);
  { uint64_t x165; uint8_t x166 = _addcarryx_u64(0x0, x154, x156, &x165);
  { uint64_t x168; uint8_t x169 = _addcarryx_u64(x166, x157, x159, &x168);
  { uint64_t x171; uint8_t x172 = _addcarryx_u64(x169, x160, x162, &x171);
  { uint64_t x174; uint8_t _ = _addcarryx_u64(0x0, x172, x163, &x174);
  { uint64_t x177; uint8_t x178 = _addcarryx_u64(0x0, x140, x153, &x177);
  { uint64_t x180; uint8_t x181 = _addcarryx_u64(x178, x143, x165, &x180);
  { uint64_t x183; uint8_t x184 = _addcarryx_u64(x181, x146, x168, &x183);
  { uint64_t x186; uint8_t x187 = _addcarryx_u64(x184, x149, x171, &x186);
  { uint64_t x189; uint8_t x190 = _addcarryx_u64(x187, x151, x174, &x189);
  { uint64_t _;  uint64_t x192 = _mulx_u64(x177, 0xffffffffffffffffL, &_);
  { uint64_t x196;  uint64_t x195 = _mulx_u64(x192, 0xffffffff00000000L, &x196);
  { uint64_t x199;  uint64_t x198 = _mulx_u64(x192, 0xffffffffffffffffL, &x199);
  { uint64_t x202;  uint64_t x201 = _mulx_u64(x192, 0xffffffff, &x202);
  { uint64_t x204; uint8_t x205 = _addcarryx_u64(0x0, x196, x198, &x204);
  { uint64_t x207; uint8_t x208 = _addcarryx_u64(x205, x199, x201, &x207);
  { uint64_t x210; uint8_t _ = _addcarryx_u64(0x0, x208, x202, &x210);
  { uint64_t _; uint8_t x214 = _addcarryx_u64(0x0, x177, x192, &_);
  { uint64_t x216; uint8_t x217 = _addcarryx_u64(x214, x180, x195, &x216);
  { uint64_t x219; uint8_t x220 = _addcarryx_u64(x217, x183, x204, &x219);
  { uint64_t x222; uint8_t x223 = _addcarryx_u64(x220, x186, x207, &x222);
  { uint64_t x225; uint8_t x226 = _addcarryx_u64(x223, x189, x210, &x225);
  { uint8_t x227 = (x226 + x190);
  { uint64_t x230;  uint64_t x229 = _mulx_u64(x8, x11, &x230);
  { uint64_t x233;  uint64_t x232 = _mulx_u64(x8, x13, &x233);
  { uint64_t x236;  uint64_t x235 = _mulx_u64(x8, x15, &x236);
  { uint64_t x239;  uint64_t x238 = _mulx_u64(x8, x14, &x239);
  { uint64_t x241; uint8_t x242 = _addcarryx_u64(0x0, x230, x232, &x241);
  { uint64_t x244; uint8_t x245 = _addcarryx_u64(x242, x233, x235, &x244);
  { uint64_t x247; uint8_t x248 = _addcarryx_u64(x245, x236, x238, &x247);
  { uint64_t x250; uint8_t _ = _addcarryx_u64(0x0, x248, x239, &x250);
  { uint64_t x253; uint8_t x254 = _addcarryx_u64(0x0, x216, x229, &x253);
  { uint64_t x256; uint8_t x257 = _addcarryx_u64(x254, x219, x241, &x256);
  { uint64_t x259; uint8_t x260 = _addcarryx_u64(x257, x222, x244, &x259);
  { uint64_t x262; uint8_t x263 = _addcarryx_u64(x260, x225, x247, &x262);
  { uint64_t x265; uint8_t x266 = _addcarryx_u64(x263, x227, x250, &x265);
  { uint64_t _;  uint64_t x268 = _mulx_u64(x253, 0xffffffffffffffffL, &_);
  { uint64_t x272;  uint64_t x271 = _mulx_u64(x268, 0xffffffff00000000L, &x272);
  { uint64_t x275;  uint64_t x274 = _mulx_u64(x268, 0xffffffffffffffffL, &x275);
  { uint64_t x278;  uint64_t x277 = _mulx_u64(x268, 0xffffffff, &x278);
  { uint64_t x280; uint8_t x281 = _addcarryx_u64(0x0, x272, x274, &x280);
  { uint64_t x283; uint8_t x284 = _addcarryx_u64(x281, x275, x277, &x283);
  { uint64_t x286; uint8_t _ = _addcarryx_u64(0x0, x284, x278, &x286);
  { uint64_t _; uint8_t x290 = _addcarryx_u64(0x0, x253, x268, &_);
  { uint64_t x292; uint8_t x293 = _addcarryx_u64(x290, x256, x271, &x292);
  { uint64_t x295; uint8_t x296 = _addcarryx_u64(x293, x259, x280, &x295);
  { uint64_t x298; uint8_t x299 = _addcarryx_u64(x296, x262, x283, &x298);
  { uint64_t x301; uint8_t x302 = _addcarryx_u64(x299, x265, x286, &x301);
  { uint8_t x303 = (x302 + x266);
  { uint64_t x305; uint8_t x306 = _subborrow_u64(0x0, x292, 0x1, &x305);
  { uint64_t x308; uint8_t x309 = _subborrow_u64(x306, x295, 0xffffffff00000000L, &x308);
  { uint64_t x311; uint8_t x312 = _subborrow_u64(x309, x298, 0xffffffffffffffffL, &x311);
  { uint64_t x314; uint8_t x315 = _subborrow_u64(x312, x301, 0xffffffff, &x314);
  { uint64_t _; uint8_t x318 = _subborrow_u64(x315, x303, 0x0, &_);
  { uint64_t x319 = cmovznz64(x318, x314, x301);
  { uint64_t x320 = cmovznz64(x318, x311, x298);
  { uint64_t x321 = cmovznz64(x318, x308, x295);
  { uint64_t x322 = cmovznz64(x318, x305, x292);
  out[0] = x322;
  out[1] = x321;
  out[2] = x320;
  out[3] = x319;
  }}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}
}