[PATCH 1/2] Add support for O32 FPXX ABI

[Joseph S. Myers]

On Fri, 11 Apr 2014, Richard Sandiford wrote:

> Perhaps also an ABI revision number, so that we can bump it when
> adding things that old loaders won't be able to handle correctly.

We already have such a system in binutils / glibc, whereby EI_ABIVERSION 
is set by ld and checked by ld.so, it's just bitrotten (apparently) in 
various ways.  See 
<https://sourceware.org/ml/libc-alpha/2014-01/msg00375.html> for my most 
recent notes on this.

-- 
Joseph S. Myers
joseph@codesourcery.com