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-rw-r--r--miasm2/arch/x86/arch.py5
1 files changed, 5 insertions, 0 deletions
diff --git a/miasm2/arch/x86/arch.py b/miasm2/arch/x86/arch.py
index 13c06ae6..2196e5ef 100644
--- a/miasm2/arch/x86/arch.py
+++ b/miasm2/arch/x86/arch.py
@@ -4453,6 +4453,11 @@ addop("aesdec", [bs8(0x0f), bs8(0x38), bs8(0xde), pref_66] + rmmod(xmm_reg, rm_a
 addop("aesenclast", [bs8(0x0f), bs8(0x38), bs8(0xdd), pref_66] + rmmod(xmm_reg, rm_arg_xmm))
 addop("aesdeclast", [bs8(0x0f), bs8(0x38), bs8(0xdf), pref_66] + rmmod(xmm_reg, rm_arg_xmm))
 
+addop("packsswb", [bs8(0x0f), bs8(0x63), no_xmm_pref] +
+      rmmod(mm_reg, rm_arg_mm_m64))
+addop("packsswb", [bs8(0x0f), bs8(0x63), pref_66] +
+      rmmod(xmm_reg, rm_arg_xmm_m128))
+
 mn_x86.bintree = factor_one_bit(mn_x86.bintree)
 # mn_x86.bintree = factor_fields_all(mn_x86.bintree)
 """