On Wed, Sep 13, 2017 at 06:08:45PM -0500, Segher Boessenkool wrote: > On Tue, Sep 12, 2017 at 07:17:07PM -0400, Michael Meissner wrote: > > On Tue, Sep 12, 2017 at 05:41:34PM -0500, Segher Boessenkool wrote: > > > This needs "TARGET_HARD_FLOAT && TARGET_DOUBLE_FLOAT" I think? Which > > > is the same as "TARGET_DF_FPR". "lrint<mode>di2" also has "TARGET_FPRND" > > > but that is a mistake I think. Cc:ing Mike for that. > > > > TARGET_FPRND is for ISA 2.02 (power5+) which added the various round to > > integer > > instructions. So, unless we are going to stop supporting older machines, > > it is > > needed. > > I think you have this a bit wrong? > > ISA 2.02 added fri*, but that's round to integer, not convert. > > ISA 2.06 added some fc[ft]i* instructions, but most are in base PowerPC > already. > > And FPRND is enabled at ISA 2.04 and later?
Perhaps, I wasn't paying close attention of the exact instructions. -- Michael Meissner, IBM IBM, M/S 2506R, 550 King Street, Littleton, MA 01460-6245, USA email: meiss...@linux.vnet.ibm.com, phone: +1 (978) 899-4797
