From 8da55212737b5c7bfb252b76316f20d0578ed6c4 Mon Sep 17 00:00:00 2001
From: apio <blobs.trading@gmail.com>
Date: Wed, 7 Dec 2022 14:48:24 +0100
Subject: [PATCH] Add a Stack convenience class

---
 luna/include/luna/Stack.h | 23 +++++++++++++++++++++++
 luna/src/Stack.cpp        | 10 ++++++++++
 2 files changed, 33 insertions(+)
 create mode 100644 luna/include/luna/Stack.h
 create mode 100644 luna/src/Stack.cpp

diff --git a/luna/include/luna/Stack.h b/luna/include/luna/Stack.h
new file mode 100644
index 00000000..7870402c
--- /dev/null
+++ b/luna/include/luna/Stack.h
@@ -0,0 +1,23 @@
+#pragma once
+#include <luna/Types.h>
+
+struct Stack
+{
+    Stack(u64 base, usize bytes);
+
+    u64 bottom()
+    {
+        return m_base;
+    }
+
+    u64 top();
+
+    usize bytes()
+    {
+        return m_bytes;
+    }
+
+  private:
+    u64 m_base;
+    usize m_bytes;
+};
\ No newline at end of file
diff --git a/luna/src/Stack.cpp b/luna/src/Stack.cpp
new file mode 100644
index 00000000..0c53e6f3
--- /dev/null
+++ b/luna/src/Stack.cpp
@@ -0,0 +1,10 @@
+#include <luna/Stack.h>
+
+Stack::Stack(u64 base, usize bytes) : m_base(base), m_bytes(bytes)
+{
+}
+
+u64 Stack::top()
+{
+    return (m_base + m_bytes) - sizeof(void*);
+}
\ No newline at end of file