On 02/07/2018 05:28 PM, Michael Clark wrote: > QEMU currently implements IEEE 754-2008 minNum/maxNum. This patch adds > support for IEEE 754-201x minimumNumber/maximumNumber which is required > by the RISC-V port. > > minNum(x, y) is defined as > - min(x, y) if neither is NaN > - if one of x and y is a number and one is qNaN, return the number > - if both are qNaN, or either is sNaN, return NaN > > minimumNumber(x, y) is defined as > - min(x, y) if neither is NaN > - if one of x and y is a number and one is qNaN or sNaN, return the number > - if both are NaN, return the number > > Both functions signal the invalid exception on sNaN inputs. > > Signed-off-by: Michael Clark <m...@sifive.com> > ---
Thanks for the description of the function. We've got a reorg of softfloat pending at the moment; I'd want to defer this patch until that set has landed. r~
