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powerpc/8xx: Use SPRG2 and DAR registers to stash r11 and cr.
authorJoakim Tjernlund <joakim.tjernlund@transmode.se>
Tue, 2 Mar 2010 05:37:12 +0000 (05:37 +0000)
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>
Wed, 7 Apr 2010 08:00:34 +0000 (18:00 +1000)
This avoids storing these registers in memory.
CPU6 errata will still use the old way.
Remove some G2 leftover accesses from 2.4

Signed-off-by: Joakim Tjernlund <Joakim.Tjernlund@transmode.se>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

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