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powerpc: Fix usage of 64-bit instruction in 32-bit altivec code
authorBenjamin Herrenschmidt <benh@kernel.crashing.org>
Tue, 8 Dec 2009 18:45:45 +0000 (18:45 +0000)
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>
Wed, 9 Dec 2009 07:10:12 +0000 (18:10 +1100)
e821ea70f3b4873b50056a1e0f74befed1014c09 introduced a bug by copying
some 64-bit originated code as-is to be used by both 32 and 64-bit
but this code contains a 64-bit ony "cmpdi" instruction.

This changes it to cmpwi, which is fine since VRSAVE can only contains
a 32-bit value anyway.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
CC: <stable@kernel.org>

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