Hi! On Fri, Nov 10, 2017 at 06:13:19PM -0500, Michael Meissner wrote: > This patch updates the float128 built-in functions that get/set exponents, get > mantissa, and do tests to work with _Float128 on the current system, and with > long double when -mabi=ieeelongdouble is used. > > The issue is when long double == IEEE, we use TFmode instead of KFmode. I > decided to fix this inside of rs6000_expand_builtin, adding a switch statement > for the KFmode float128 built-ins, and switching them to the TFmode variant if > -mabi=ieeelongdouble.
> (scalar_extract_expq): Change float128 built-in functions to > accomidate having both KFmode and TFmode functions. Use the > KFmode variant as the default. "accommodate". > * config/rs6000/vsx.md (xsxexpqp_<mode>): Change float128 built-in > function insns to support both TFmode and KFmode varaints. "variants". Other than those trivialities, looks fine. Please commit. Thanks! Segher
