[PATCH] rs6000, unwind-on-each-instruction fix.

[Ulrich Weigand]

Carl Love <cel@linux.ibm.com> wrote:

>rs6000, unwind-on-each-instruction fix.
>
>The function rs6000_epilogue_frame_cache assumes the LR and gprs have been
>restored.  In fact register r31 and the link register, lr, may not have
>been restored yet.  This patch adds support to store the lr and gpr
>register unrolling rules in the cache.  The LR and GPR values can now be
>unrolled correctly.
>
>Patch fixes all 10 regresion test failures for the unwind-on-each-insn.exp.

This is OK (with the cosmetic fix pointed out by Tom).

Thanks,
Ulrich