RFC: Variables in blocks of registers

[Jim Blandy]

Andrew Cagney <ac131313@redhat.com> writes:
> >> dwarf2 makes it possible to scatter a value across both memory and
> >> registers.  It's been proposed that the `struct value' be augmented
> >> with something like `struct location' that knows how to find any
> >> sub component of a value.
> > However, right now GCC doesn't generate this.  Probably because it
> > would kill us.
> 
> I'm not so sure.  In the past, GCC hasn't waited for GDB so I don't
> think that would be the reason now.

I thought it had.  A lot of the C++ stuff, for example;
DW_AT_MIPS_linkage_name; etc.