How do I add target specific tests?

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How do I add target specific tests?
\ Andy H (10 May 2008)
. \ Alexandre Oliva (10 May 2008)
. . \ Daniel Jacobowitz (12 May 2008)

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Subject:	How do I add target specific tests?
Group:	Gcc
From:	Andy H
Date:	10 May 2008

I want to add target specific tests for AVR.

These would be testcases for PR that fail related to AVR back end
problems - rather than testcases for generic PR.

Do I just add them to directory testsuite/gcc.target/avr? Or are there
some other configuration steps needed?

Andy