From: linux@arm.linux.org.uk (Russell King - ARM Linux)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] bitops: remove condition code clobber for CLZ
Date: Tue, 11 Jan 2011 18:39:42 +0000 [thread overview]
Message-ID: <20110111183942.GL11039@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <1294767725-14814-1-git-send-email-rabin@rab.in>
On Tue, Jan 11, 2011 at 11:12:05PM +0530, Rabin Vincent wrote:
> The CLZ instruction does not alter the condition flags, so remove the
> "cc" clobber from the inline asm for fls().
Do you have any evidence that this changes anything, or is it just
subjective?
next prev parent reply other threads:[~2011-01-11 18:39 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-11 17:42 [PATCH] bitops: remove condition code clobber for CLZ Rabin Vincent
2011-01-11 17:48 ` Nicolas Pitre
2011-01-11 18:39 ` Russell King - ARM Linux [this message]
2011-01-11 18:51 ` Nicolas Pitre
2011-01-11 18:53 ` Russell King - ARM Linux
2011-01-11 22:28 ` Nicolas Pitre
2011-01-12 14:18 ` Rabin Vincent
2011-01-12 14:22 ` Russell King - ARM Linux
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