microblaze: entry.S: Macro optimization

We are not working with values from MSR that's why
we can discard it and use r11 for different purpose without
saving/restoring.

Signed-off-by: Michal Simek <monstr@monstr.eu>
This commit is contained in:
Michal Simek 2010-06-22 17:52:47 +02:00
commit 66f7de8634