message: softfloat f64_sqrt bug fix
diff: @@ -1911,7 +1911,7 @@ static float64_t f64_sqrt( float64_t a )
  sigZ = ((uint_fast64_t) sig32Z<<32 | 1<<5) + ((uint_fast64_t) q<<3);
  /*------------------------------------------------------------------------
  *------------------------------------------------------------------------*/
  - if ( (sigZ & 0x1FF) < 1<<5 ) {
  + if ( (sigZ & 0x1FF) < 0x22 ) {
  sigZ &= ~(uint_fast64_t) 0x3F;
  shiftedSigZ = sigZ>>6;
  rem = (sigA<<52) - shiftedSigZ * shiftedSigZ;
  