Jakub Jelinek <ja...@redhat.com> writes:
> 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.
The libgcc parts of this are fine. Thanks.
Ian
