Tell the compiler about alpha, mipseb and mipsel again; fixes #7339

This reverts the compiler parts of

    commit 7b594a5d7ac29972db39228e9c8b7f384313f39b
    Author: David Terei <davidterei@gmail.com>
    Date:   Mon Nov 21 12:05:18 2011 -0800

    Remove registerised code for dead architectures: mips, ia64, alpha,
    hppa1, m68k

In particular, we want to know whether bewareLoadStoreAlignment should
return True or False for them.

It also reverts

    commit 3fc68b5c356b39b2b52a86d953367d0021c13262
    Author: Simon Marlow <marlowsd@gmail.com>
    Date:   Wed Jan 4 11:44:02 2012 +0000

    Remove missing archs (mipseb, mipsel, alpha) (#5734)

    It doesn't hurt to map these to ArchUnknown since we don't need to
    know anything specific about them, and adding them would be a pain
    (there are a bunch of places where we have to case-match on all the
    arches to avoid warnings).

0 files changed, 0 insertions, 0 deletions