From: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>
To: linux-ia64@vger.kernel.org
Subject: [PATCH] ia64: Remove compiler warnings on head.S
Date: Wed, 12 Dec 2007 07:28:52 +0000 [thread overview]
Message-ID: <475F8DB4.9040306@jp.fujitsu.com> (raw)
In-Reply-To: <475F8A87.60802@jp.fujitsu.com>
Hi,
And another warning fix is here.
Thanks,
H.Seto
---
This patch removes the following compiler warning messages.
AS arch/ia64/kernel/head.o
arch/ia64/kernel/head.S: Assembler messages:
arch/ia64/kernel/head.S:1179: Warning: Use of 'ld8' violates RAW dependency 'CR[PTA]' (data)
arch/ia64/kernel/head.S:1179: Warning: Only the first path encountering the conflict is reported
arch/ia64/kernel/head.S:1178: Warning: This is the location of the conflicting usage
arch/ia64/kernel/head.S:1180: Warning: Use of 'ld8' violates RAW dependency 'CR[PTA]' (data)
arch/ia64/kernel/head.S:1180: Warning: Only the first path encountering the conflict is reported
arch/ia64/kernel/head.S:1178: Warning: This is the location of the conflicting usage
:
arch/ia64/kernel/head.S:1213: Warning: Use of 'ldf.fill.nta' violates RAW dependency 'CR[PTA]' (data)
arch/ia64/kernel/head.S:1213: Warning: Only the first path encountering the conflict is reported
arch/ia64/kernel/head.S:1178: Warning: This is the location of the conflicting usage
Signed-off-by: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>
---
arch/ia64/kernel/head.S | 1 +
1 file changed, 1 insertion(+)
Index: linux-2.6.24-rc5/arch/ia64/kernel/head.S
=================================--- linux-2.6.24-rc5.orig/arch/ia64/kernel/head.S
+++ linux-2.6.24-rc5/arch/ia64/kernel/head.S
@@ -1176,6 +1176,7 @@
RESTORE_REG(cr.dcr, r25, r17);;
RESTORE_REG(cr.iva, r25, r17);;
RESTORE_REG(cr.pta, r25, r17);;
+ srlz.d;; // required not to violate RAW dependency
RESTORE_REG(cr.itv, r25, r17);;
RESTORE_REG(cr.pmv, r25, r17);;
RESTORE_REG(cr.cmcv, r25, r17);;
prev parent reply other threads:[~2007-12-12 7:28 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-12-12 7:15 [PATCH] ia64: Remove compiler warnings on irq_ia64.c Hidetoshi Seto
2007-12-12 7:28 ` Hidetoshi Seto [this message]
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