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-rw-r--r--src/arch/x86/isa/insts/system/msrs.py10
1 files changed, 10 insertions, 0 deletions
diff --git a/src/arch/x86/isa/insts/system/msrs.py b/src/arch/x86/isa/insts/system/msrs.py
index d0e2675de..f269742dd 100644
--- a/src/arch/x86/isa/insts/system/msrs.py
+++ b/src/arch/x86/isa/insts/system/msrs.py
@@ -65,4 +65,14 @@ def macroop RDTSC
srli t1, t1, 32, dataSize=8
mov rdx, rdx, t1, dataSize=4
};
+
+
+def macroop RDTSCP
+{
+ .block
+ rdtsc t1
+ mov rax, rax, t1, dataSize=4
+ srli t1, t1, 32, dataSize=8
+ mov rdx, rdx, t1, dataSize=4
+};
'''