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x86-64: remove unnecessary spill/reload of rbx from memcpy
authorJan Beulich <jbeulich@novell.com>
Thu, 12 Mar 2009 10:47:13 +0000 (10:47 +0000)
committerIngo Molnar <mingo@elte.hu>
Thu, 12 Mar 2009 11:04:47 +0000 (12:04 +0100)
Impact: micro-optimization

This should slightly improve its performance.

Signed-off-by: Jan Beulich <jbeulich@novell.com>
LKML-Reference: <49B8F641.76E4.0078.0@novell.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

No differences found
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