vnf: display also the break mark on report()

When reporting the final instruction, if that was actually a brk (and
hence we stopped because of it), show the breaking mark as that could be
relevant when debugging.

Signed-off-by: Miquel Sabaté Solà <mssola@mssola.com>

1 files changed, 9 insertions, 1 deletions

diff --git a/lib/vnf/src/lib.rs b/lib/vnf/src/lib.rs
index c9ae1a0..534fc1c 100644
--- a/lib/vnf/src/lib.rs
+++ b/lib/vnf/src/lib.rs
@@ -577,7 +577,15 @@ impl Machine {
         }
 
         if !self.active {
-            println!("<end>");
+            if matches!(
+                self.current_instruction.identifier,
+                InstructionIdentifier::Brk
+            ) && let Some(brk) = self.status_register.break_mark
+            {
+                println!("<end> (break mark = ${:02X})", brk);
+            } else {
+                println!("<end>");
+            }
         }
     }