From 0daf12c59aa8a6b9d996f56797b6f74c3aa0a738 Mon Sep 17 00:00:00 2001
From: Kartik Agaram <vc@akkartik.com>
Date: Tue, 29 Dec 2020 21:08:05 -0800
Subject: 7469 - first working baremetal Mu program

It doesn't _quite_ do what it should, so this is more precisely the first
_buggy_ baremetal Mu program. But the tooling works, at least.
---
 baremetal/mu-init.subx | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 baremetal/mu-init.subx

(limited to 'baremetal/mu-init.subx')

diff --git a/baremetal/mu-init.subx b/baremetal/mu-init.subx
new file mode 100644
index 00000000..232b3b49
--- /dev/null
+++ b/baremetal/mu-init.subx
@@ -0,0 +1,17 @@
+# Initialize the minimal runtime for Mu programs.
+#
+# See translate_mu_baremetal for how this file is used.
+#
+# Mu baremetal programs start at a function called 'main' without inouts or outputs.
+
+== code
+
+# initialize stack
+bd/copy-to-ebp 0/imm32
+# no heap yet
+(main)
+
+# hang indefinitely
+{
+  eb/jump loop/disp8
+}
-- 
cgit 1.4.1-2-gfad0