RFA: Use _Unwind_Ptr (Was: Re: RFC / RFA: dwarf2 unwinding for targets with call-part-clobbered registers)
Richard Henderson
rth@redhat.com
Wed Jul 9 21:26:00 GMT 2003
On Wed, Jul 09, 2003 at 01:34:20PM +0100, Joern Rennecke wrote:
> Do we have any targets besides sh64-elf -mb -m5-32media which are
> big endian, use dwarf2 unwinding, and have a wider _Unwind_Word than
> _Unwind_Ptr ?
MIPS n32.
But in that case we always save registers on the stack in word_mode,
so reading word_mode produces correct results. Indeed, your change
will most certainly *break* MIPS. I think we need something a bit
more complex than what you're currently proposing.
r~
More information about the Gcc-patches
mailing list