[PATCH] Allow memset local PLT reference for RISC-V.

Alistair Francis alistair23@gmail.com
Mon Jun 29 16:25:08 GMT 2020


On Mon, Jun 29, 2020 at 9:30 AM Florian Weimer <fweimer@redhat.com> wrote:
>
> * Alistair Francis:
>
> > There is also a PLT memset in libc_pic.a
> >
> >  1bc:   009aa023                sw      s1,0(s5)
> >           memset (result->__data, '\0',
> >  1c0:   865e                    mv      a2,s7
> >  1c2:   4581                    li      a1,0
> >  1c4:   008a8513                addi    a0,s5,8
> >  1c8:   00000097                auipc   ra,0x0
> >                         1c8: R_RISCV_CALL_PLT   __GI_memset
> >                         1c8: R_RISCV_RELAX      *ABS*
> >  1cc:   000080e7                jalr    ra # 1c8 <.LVL39+0x14>
>
> That's weird.  What does a direct call (to a hidden symbol) look like,
> relocation-wise.

I'm not sure. How can I figure out?

Alistair

>
> Thanks,
> Florian
>


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