[XTENSA] Remove unused code
authorChris Zankel <chris@zankel.net>
Tue, 12 Feb 2008 21:10:40 +0000 (13:10 -0800)
committerChris Zankel <chris@zankel.net>
Thu, 14 Feb 2008 01:24:17 +0000 (17:24 -0800)
We will never (need to) support signal handling coming from a
double exception. There are too many things that could go wrong
and delivering signals is not the fastest method for IPC, anyway.

Signed-off-by: Chris Zankel <chris@zankel.net>

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