Will do, thanks. Thanks On Tue, Jul 17, 2018, 3:24 PM Ramana Radhakrishnan < ramana....@googlemail.com> wrote:
> On Tue, Jul 17, 2018 at 10:41 AM, Umesh Kalappa > <umesh.kalap...@gmail.com> wrote: > > Hi Nagy, > > > > Please help us with your comments on the attached patch for the issue > > (https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86512) > > > > Thank you and waiting for your inputs on the same. > > > Patches should be sent to gcc-patc...@gcc.gnu.org with a clear > description of what the patch hopes to > achieve and why this is correct, how was it tested and if a regression > test needs to be added - add one please. > Please read https://gcc.gnu.org/contribute.html before sending a patch. > > This is the wrong list to send patches to. > > regards > Ramana > > ~Umesh > > > > On Fri, Jul 13, 2018 at 1:22 PM, Umesh Kalappa <umesh.kalap...@gmail.com> > wrote: > >> Thank you and issue raised at > >> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86512 > >> > >> ~Umesh > >> > >> On Thu, Jul 12, 2018 at 9:33 PM, Szabolcs Nagy <szabolcs.n...@arm.com> > wrote: > >>> On 12/07/18 16:20, Umesh Kalappa wrote: > >>>> > >>>> Hi everyone, > >>>> > >>>> we have our source base ,that was compiled for armv7 on gcc8.1 with > >>>> soft-float and for following input > >>>> > >>>> a=0x0010000000000000 > >>>> b=0x0000000000000001 > >>>> > >>>> result = a - b ; > >>>> > >>>> we are getting the result as "0x000ffffffffffffe" and with > >>>> -mhard-float (disabled the flush to zero mode ) we are getting the > >>>> result as ""0x000fffffffffffff" as expected. > >>>> > >>> > >>> please submit it as a bug report to bugzilla > >>> > >>> > >>>> while debugging the soft-float code,we see that ,the compiler calls > >>>> the intrinsic "__aeabi_dsub" with arm calling conventions i.e passing > >>>> "a" in r0 and r1 registers and respectively for "b". > >>>> > >>>> we are investigating the routine "__aeabi_dsub" that comes from libgcc > >>>> for incorrect result and meanwhile we would like to know that > >>>> > >>>> a)do libgcc routines/intrinsic for float operations support or > >>>> consider the subnormal values ? ,if so how we can enable the same. > >>>> > >>>> Thank you > >>>> ~Umesh > >>>> > >>> >
