x86-64: remove unnecessary spill/reload of rbx from memcpy

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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>

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Jan Beulich 2009-03-12 10:47:13 +00:00 • committed by Ingo Molnar

parent c2810188c1

commit dd1ef4ec47

1 changed files with 0 additions and 7 deletions

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7

arch/x86/lib/memcpy_64.S

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