Re: [Xen-devel] Re: [Xen-ia64-devel] [PATCH][QEMU] Add IA64-spec

To:	"Akio Takebe" <takebe_akio@xxxxxxxxxxxxxx>
Subject:	Re: [Xen-devel] Re: [Xen-ia64-devel] [PATCH][QEMU] Add IA64-specific code for new qemu.
From:	"Christian Limpach" <christian.limpach@xxxxxxxxx>
Date:	Wed, 26 Jul 2006 13:41:56 +0100
Cc:	xen-devel@xxxxxxxxxxxxxxxxxxx, "Zhang, Xiantao" <xiantao.zhang@xxxxxxxxx>, xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
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On 7/26/06, Akio Takebe <takebe_akio@xxxxxxxxxxxxxx> wrote:

Hi, Xiantao

Is the following testandset redefine?

diff -r bbabdebc54ad tools/ioemu/exec-all.h
--- a/tools/ioemu/exec-all.h    Wed Jul 19 21:13:36 2006 +0100
+++ b/tools/ioemu/exec-all.h    Tue Jul 25 09:30:05 2006 +0800
@@ -391,6 +391,15 @@ static inline int testandset (int *p)
 }
 #endif

+#ifdef __ia64__
+#include "ia64_intrinsic.h"
+static inline int testandset (int *p)
+{
+    uint32_t o = 0, n = 1;
+    return (int)cmpxchg_acq(p, o, n);
+}
+#endif
+
 #ifdef __s390__
 static inline int testandset (int *p)
 {


I've merged it with the existing __ia64 case.

   christian

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Re: [Xen-devel] Re: [Xen-ia64-devel] [PATCH][QEMU] Add IA64-specific cod