On 01/07/15 16:34, Zinovy Nis wrote: > The only idea on size difference I have is: > > headers text in many of FP-emulation files from compiler_rt contains lines > like: > > // This file implements quad-precision soft-float addition ***with the > IEEE-754 default rounding*** (to nearest, ties to even). >
nearest rounding and no exception flags. in other words they assume no fenv access.