1 files changed, 22 insertions, 1 deletions
diff --git a/src/arch/x86/isa/insts/simd128/integer/logical/pand.py b/src/arch/x86/isa/insts/simd128/integer/logical/pand.py
index aae80c8b5..69699454d 100644
--- a/src/arch/x86/isa/insts/simd128/integer/logical/pand.py
+++ b/src/arch/x86/isa/insts/simd128/integer/logical/pand.py
@@ -75,5 +75,26 @@ def macroop PAND_XMM_P {
     mand xmml, xmml, ufp1
     mand xmmh, xmmh, ufp2
 };
+
+def macroop PANDN_XMM_XMM {
+    mandn xmml, xmml, xmmlm
+    mandn xmmh, xmmh, xmmhm
+};
+
+def macroop PANDN_XMM_M {
+    lea t1, seg, sib, disp, dataSize=asz
+    ldfp ufp1, seg, [1, t0, t1], dataSize=8
+    ldfp ufp2, seg, [1, t0, t1], 8, dataSize=8
+    mandn xmml, xmml, ufp1
+    mandn xmmh, xmmh, ufp2
+};
+
+def macroop PANDN_XMM_P {
+    rdip t7
+    lea t1, seg, riprel, disp, dataSize=asz
+    ldfp ufp1, seg, [1, t0, t1], dataSize=8
+    ldfp ufp2, seg, [1, t0, t1], 8, dataSize=8
+    mandn xmml, xmml, ufp1
+    mandn xmmh, xmmh, ufp2
+};
 '''
-# PANDN