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-rw-r--r--miasm2/arch/x86/arch.py3
1 files changed, 3 insertions, 0 deletions
diff --git a/miasm2/arch/x86/arch.py b/miasm2/arch/x86/arch.py
index ee4f5fbf..efa955f3 100644
--- a/miasm2/arch/x86/arch.py
+++ b/miasm2/arch/x86/arch.py
@@ -3943,6 +3943,9 @@ addop("xorpd", [bs8(0x0f), bs8(0x57), pref_66] + rmmod(xmm_reg, rm_arg_xmm))
 addop("andps", [bs8(0x0f), bs8(0x54), no_xmm_pref] + rmmod(xmm_reg, rm_arg_xmm))
 addop("andpd", [bs8(0x0f), bs8(0x54), pref_66] + rmmod(xmm_reg, rm_arg_xmm))
 
+addop("andnps", [bs8(0x0f), bs8(0x55), no_xmm_pref] + rmmod(xmm_reg, rm_arg_xmm))
+addop("andnpd", [bs8(0x0f), bs8(0x55), pref_66] + rmmod(xmm_reg, rm_arg_xmm))
+
 ## OR
 addop("orps", [bs8(0x0f), bs8(0x56), no_xmm_pref] + rmmod(xmm_reg, rm_arg_xmm))
 addop("orpd", [bs8(0x0f), bs8(0x56), pref_66] + rmmod(xmm_reg, rm_arg_xmm))