On 12/06/20 01:45, Joseph Myers wrote:
> The x87 f2xm1 emulation is currently based around conversion to
> double. This is inherently unsuitable for a good emulation of any
> floatx80 operation, even before considering that it is a particularly
> naive implementation using double (computing with
The x87 f2xm1 emulation is currently based around conversion to
double. This is inherently unsuitable for a good emulation of any
floatx80 operation, even before considering that it is a particularly
naive implementation using double (computing with pow and then
subtracting 1 rather than