Stack Kebab

Usage:

• Push → Insert a new item in the active (leftmost) frame.
• Pop → Remove the newest item from the active frame.
• Clear → Clear all items in the active frame.
• Call → Insert “Old EBP, Return Addr, arguments” into the active frame, then create a new frame at the front.
• Ret → Return to the previous frame. The new frame remains but is dimmed if inactive.