Hello! > This rewrites the iteration step of swdivsf to be more register > efficient (two registers instead of four, no load of a FP constant). > This matches how ICC emits the rcp sequence and causes no overall loss > of precision (Micha might still remember the exact details). The patch is > fallout of the work trying to fix PR47989. > > Bootstrapped and tested on x86_64-unknown-linux-gnu, ok for 4.7? > > Thanks, > Richard. > > 2011-03-14 Richard Guenther <rguent...@suse.de> > > * config/i386/i386.c (ix86_emit_swdivsf): Implement more > efficiently.
OK for 4.7. Thanks, Uros.
