[ARM] 3115/1: small optimizations to exception vector entry code

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Patch from Nicolas Pitre

Since we know the value of cpsr on entry, we can replace the bic+orr with
a single eor.  Also remove a possible result delay (at least on XScale).

Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

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Nicolas Pitre 2005-11-06 14:42:37 +00:00 • committed by Russell King

parent 7240f1f183

commit b7ec479553

1 changed files with 7 additions and 8 deletions

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arch/arm/kernel/entry-armv.S

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