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Re: ppc/fpu_helper.c

From: Yonggang Luo
Subject: Re: ppc/fpu_helper.c
Date: Sun, 14 Nov 2021 18:15:22 +0800

On Sun, Nov 14, 2021 at 5:07 PM Richard Henderson <richard.henderson@linaro.org> wrote:
> On 11/13/21 11:07 AM, 罗勇刚(Yonggang Luo) wrote:
> > I've seen nothing in fpu_helper.c to update
> > the fpscr to FP_FR,
> > that is there is no code with `fpscr |= FP_FR`,
> > is that valid for PowerPC? or it's just because this is hard
> > to implement and then the FP_FR  are always not set  for  fpscr
> It is unimplemented, yes.  I think that no one has spent the time; I don't think that it
> should be hard, necessarily.

Thanks, I also have a question, where is the complete PowerPC floating point instrunctions tests case?
I wanna improve the performance of powerpc floating point calculation and don't lost the accuracy of it  
So I need a complete testsuite for it.

> r~


Yonggang Luo

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