Re: [rfa/mips] Shared library trampoline support for mips-linux

Daniel Jacobowitz
2004-02-11T00:04:58Z

On Tue, Feb 10, 2004 at 06:38:50PM -0500, Andrew Cagney wrote:
> >- /* Hook in OS ABI-specific overrides, if they have been registered. */
> >- gdbarch_init_osabi (info, gdbarch);
> >-
> > set_gdbarch_skip_trampoline_code (gdbarch, mips_skip_stub);
> >
> > set_gdbarch_in_solib_call_trampoline (gdbarch, mips_in_call_stub);
> > set_gdbarch_in_solib_return_trampoline (gdbarch, mips_in_return_stub);
>
> Assuming that the default is no OS, I'm actually wondering why these are
> set at all.

Because they're used for MIPS16, presumably. The fact that MIPS16 call
stubs use the solib machinery is why I had a ??? in my question.

> >+ /* Hook in OS ABI-specific overrides, if they have been registered. */
> >+ gdbarch_init_osabi (info, gdbarch);
>
> >+#undef IN_SOLIB_DYNSYM_RESOLVE_CODE
> >+#define IN_SOLIB_DYNSYM_RESOLVE_CODE(PC)
> >mips_linux_in_dynsym_resolve_code (PC)
>
> ulgh, still not multi-arched :-(

Yeah. I spent a little while thinking about how to multi-arch it and
couldn't come up with a good solution, so I let it be.