powerpc: Add 64-bit CPU targets for gcc
authorAnton Blanchard <anton@samba.org>
Tue, 17 Apr 2012 18:45:28 +0000 (18:45 +0000)
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>
Mon, 30 Apr 2012 05:37:27 +0000 (15:37 +1000)
Add a menu to select various 64-bit CPU targets for gcc. We
default to -mtune=power7 and if gcc doesn't understand that we
fallback to -mtune=power4.

Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

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