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Subject: Re: [Qemu-devel] Re: Re: amd64 compile
From: "J. Mayer" <l_indien@magic.fr>
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On Sun, 2004-04-25 at 20:38, Gabriel Ebner wrote:
> Hello,
> 
> J. Mayer wrote:
> > I added 3 attachements to my message. The one concerning
> > cpu_get_real_ticks is named ticks.diff
> 
> That one's empty

Oops, you're aboslutely right, I'm sorry... Here it is again.

-- 
J. Mayer <l_indien@magic.fr>
Never organized

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Index: vl.c
===================================================================
RCS file: /cvsroot/qemu/qemu/vl.c,v
retrieving revision 1.59
diff -u -r1.59 vl.c
--- vl.c        12 Apr 2004 20:39:28 -0000      1.59
+++ vl.c        19 Apr 2004 13:04:29 -0000
@@ -358,7 +358,20 @@
     return val;
 }
 
+#elif defined(__x86_64__)
+
+int64_t cpu_get_real_ticks(void)
+{
+    uint32_t low,high;
+    int64_t val;
+    asm volatile("rdtsc" : "=a" (low), "=d" (high));
+    val = high;
+    val <<= 32;
+    val |= low;
+    return val;
+}
+
 #else
 #error unsupported CPU
 #endif

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