Add cmp instruction

1 files changed, 3 insertions, 0 deletions

diff --git a/nandgame/assembler/disas.py b/nandgame/assembler/disas.py
index b8f5dba..56b44c4 100755
--- a/nandgame/assembler/disas.py
+++ b/nandgame/assembler/disas.py
@@ -175,6 +175,9 @@ def fixup_ins(ins: int) -> list[str]:
                     return ["nop", "", "", "", ""]
                 else:
                     return ["jmp", "", "", "", ""]
+    elif dest == DEST_NONE:
+        if mnemonic == "sub":
+            return ["cmp", "", op1, op2, jumpdest]
 
     return [mnemonic, dest, op1, op2, jumpdest]