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];
  { uint128_t x16 = ((((uint128_t)x5 * x14) + (((uint128_t)x7 * x15) + (((uint128_t)x9 * x13) + ((uint128_t)x8 * x11)))) + (0x10000 * ((uint128_t)x8 * x14)));
  { uint128_t x17 = ((((uint128_t)x5 * x15) + (((uint128_t)x7 * x13) + ((uint128_t)x9 * x11))) + (((uint128_t)x8 * x14) + (0x10000 * (((uint128_t)x9 * x14) + ((uint128_t)x8 * x15)))));
  { uint128_t x18 = ((((uint128_t)x5 * x13) + ((uint128_t)x7 * x11)) + ((((uint128_t)x9 * x14) + ((uint128_t)x8 * x15)) + (0x10000 * (((uint128_t)x7 * x14) + (((uint128_t)x9 * x15) + ((uint128_t)x8 * x13))))));
  { uint128_t x19 = (((uint128_t)x5 * x11) + (((uint128_t)x7 * x14) + (((uint128_t)x9 * x15) + ((uint128_t)x8 * x13))));
  { uint64_t x20 = (uint64_t) (x19 >> 0x30);
  { uint64_t x21 = ((uint64_t)x19 & 0xffffffffffff);
  { uint128_t x22 = (x16 >> 0x30);
  { uint64_t x23 = ((uint64_t)x16 & 0xffffffffffff);
  { uint128_t x24 = ((0x1000000000000 * x22) + x23);
  { uint128_t x25 = (x24 >> 0x30);
  { uint64_t x26 = ((uint64_t)x24 & 0xffffffffffff);
  { uint128_t x27 = ((x20 + x18) + (0x10000 * x25));
  { uint128_t x28 = (x27 >> 0x30);
  { uint64_t x29 = ((uint64_t)x27 & 0xffffffffffff);
  { uint128_t x30 = (x21 + x25);
  { uint64_t x31 = (uint64_t) (x30 >> 0x30);
  { uint64_t x32 = ((uint64_t)x30 & 0xffffffffffff);
  { uint128_t x33 = (x28 + x17);
  { uint128_t x34 = (x33 >> 0x30);
  { uint64_t x35 = ((uint64_t)x33 & 0xffffffffffff);
  { uint128_t x36 = (x34 + x26);
  { uint64_t x37 = (uint64_t) (x36 >> 0x30);
  { uint64_t x38 = ((uint64_t)x36 & 0xffffffffffff);
  { uint128_t x39 = (((uint128_t)0x1000000000000 * x37) + x38);
  { uint64_t x40 = (uint64_t) (x39 >> 0x30);
  { uint64_t x41 = ((uint64_t)x39 & 0xffffffffffff);
  { uint64_t x42 = ((x31 + x29) + (0x10000 * x40));
  { uint64_t x43 = (x42 >> 0x30);
  { uint64_t x44 = (x42 & 0xffffffffffff);
  { uint64_t x45 = (x32 + x40);
  { uint64_t x46 = (x45 >> 0x30);
  { uint64_t x47 = (x45 & 0xffffffffffff);
  out[0] = x47;
  out[1] = (x46 + x44);
  out[2] = (x43 + x35);
  out[3] = x41;
  }}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}
}