This is the mail archive of the gcc-patches@gcc.gnu.org mailing list for the GCC project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: [Patch-86512]: Subnormal float support in armv7(with -msoft-float) for intrinsics


Thank you Wilco for the inputs and we agree that the  fix break down
for the case.

Meanwhile ,attached patch will take care the inputs and we are testing
the patch vigorously ,would you recommended any test-suite out there
for the same ?

Thank you
~Umesh


On Fri, Jul 20, 2018 at 10:04 PM, Wilco Dijkstra <Wilco.Dijkstra@arm.com> wrote:
> Umesh Kalappa wrote:
>
>> We tried some of the normalisation numbers and the fix works and please
>> could you help us with the input ,where  if you see that fix breaks down.
>
> Well try any set of inputs which require normalisation. You'll find these no
> longer get normalised and so will get incorrect results. Try basic cases like
> 1.0 - 0.75 which I think will return 0.625...
>
> A basic test would be to run old vs new on a large set of inputs to verify
> there aren't any obvious differences.
>
> Wilco
>

Attachment: pr86512.patch
Description: Binary data


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]