Re: [PATCH] x86_cse: Skip JUMP from asm goto

[Hongtao Liu]

On Sun, Jun 28, 2026 at 8:41 AM H.J. Lu <hjl.to...@gmail.com> wrote:
>
> On Sun, Jun 21, 2026 at 4:16 PM Uros Bizjak <ubiz...@gmail.com> wrote:
> >
> > On Sat, Jun 20, 2026 at 6:03 AM H.J. Lu <hjl.to...@gmail.com> wrote:
> > >
> > > kip a single set of JUMP came from asm goto:
> > >
> > > (jump_insn 9 2 111 2 (parallel [
> > >             (set (reg:SI 134)
> > >                 (asm_operands/v:SI ("") ("=r") 0 []
> > >                      []
> > >                      [
> > >                         (label_ref:DI 10)
> > >                     ] x.c:6))
> > >             (clobber (reg:CC 17 flags))
> > >         ]) "x.c":6:3 -1
> > >      (expr_list:REG_UNUSED (reg:CC 17 flags)
> > >         (nil))
> > >  -> 10)
> > >
> > > when checking the broadcast source.
> > >
> > > gcc/
> > >
> > > PR target/125883
> > > * config/i386/i386-features.cc (ix86_broadcast_inner): Skip JUMP
> > > from asm goto.
> > >
> > > gcc/testsuite/
> > >
> > > PR target/125883
> > > * gcc.target/i386/pr125883.c: New test.
> >
> > OK.
> >
> > Thanks,
> > Uros.
>
> OK to backport it to GCC 16 branch?
Ok, I think the risk is low.

>
>
> --
> H.J.



-- 
BR,
Hongtao