From 1115dde7194fc1c383e2b374697485ec20269cce Mon Sep 17 00:00:00 2001
From: bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162>
Date: Sun, 25 Apr 2004 18:57:49 +0000
Subject: [PATCH] x86-64 port (Jocelyn Mayer)

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@752 c046a42c-6fe2-441c-8c8c-71466251a162
---
 vl.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/vl.c b/vl.c
index 18bdd0d545..8206706f61 100644
--- a/vl.c
+++ b/vl.c
@@ -362,6 +362,19 @@ int64_t cpu_get_real_ticks(void)
     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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