From 361b36fbd1ba4a710abbc866da1c641545a6d53f Mon Sep 17 00:00:00 2001
From: taitep <taitep@taitep.se>
Date: Tue, 7 Oct 2025 20:16:27 +0200
Subject: Make sure unsupported/illegal instructions are caught

---
 src/core.rs | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src/core.rs')

diff --git a/src/core.rs b/src/core.rs
index 8f6aaa7..9e82521 100644
--- a/src/core.rs
+++ b/src/core.rs
@@ -47,6 +47,8 @@ impl Core {
                 }
             };
 
+            assert_eq!(instr & 3, 3, "Compressed instructions not supported");
+
             let instr = Instruction(instr);
 
             let runner = find_runner(instr);
@@ -65,6 +67,9 @@ impl Core {
                         break;
                     }
                 }
+            } else {
+                eprintln!("Invalid Instruction");
+                break;
             }
         }
     }
-- 
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