Hi!
On Wed, Mar 01, 2023 at 01:32:43PM +0100, Jakub Jelinek via Gcc-patches wrote:
> On Wed, Nov 16, 2022 at 12:51:14PM +0100, Jakub Jelinek via Gcc-patches wrote:
> > On Wed, Nov 16, 2022 at 10:06:17AM +0100, Jakub Jelinek via Gcc-patches
> > wrote:
> > > Thoughts on this? I guess my preference would be the BF -> SF -> TI
> > > path because we won't need to waste
> > > 32: 0000000000015e10 321 FUNC GLOBAL DEFAULT 13
> > > __fixbfti@@GCC_13.0.0
> > > 89: 0000000000015f60 299 FUNC GLOBAL DEFAULT 13
> > > __fixunsbfti@@GCC_13.0.0
> > > If so, I'd need to cut the fix parts of the patch below and
> > > do something in the middle-end.
> >
> > Here is adjusted patch that does that.
> >
> > 2022-11-16 Jakub Jelinek <ja...@redhat.com>
> >
> > PR target/107703
> > * optabs.cc (expand_fix): For conversions from BFmode to integral,
> > use shifts to convert it to SFmode first and then convert SFmode
> > to integral.
> >
> > * soft-fp/floattibf.c: New file.
> > * soft-fp/floatuntibf.c: New file.
> > * config/i386/libgcc-glibc.ver: Export __float{,un}tibf @ GCC_13.0.0.
> > * config/i386/64/t-softfp (softfp_extras): Add floattibf and
> > floatuntibf.
> > (CFLAGS-floattibf.c, CFLAGS-floatunstibf.c): Add -msse2.
>
> I'd like to ping the libgcc non-i386 part of this patch, Uros said the i386
> part is ok but that one depends on the generic libgcc changes.
> I'll ping the optabs.cc change separately.
>
> https://gcc.gnu.org/pipermail/gcc-patches/2022-November/606398.html
> with more info in
> https://gcc.gnu.org/pipermail/gcc-patches/2022-November/606382.html
I'd like to ping this again. I've posted the previously added
bfloat16 changes as well as the above 2 new files to libc-alpha as well
https://sourceware.org/pipermail/libc-alpha/2023-March/146246.html
if it makes the review easier.
Thanks
Jakub
