From 57320c09222560dd3656d3c4bb05a16c1849e9a5 Mon Sep 17 00:00:00 2001
From: BCG <bgould@users.noreply.github.com>
Date: Mon, 30 Mar 2020 08:22:42 -0400
Subject: [PATCH] runtime: export implementations of malloc/free for use from C

---
 src/runtime/baremetal.go | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/runtime/baremetal.go b/src/runtime/baremetal.go
index 892aff92..82567201 100644
--- a/src/runtime/baremetal.go
+++ b/src/runtime/baremetal.go
@@ -28,3 +28,13 @@ var (
 	globalsEnd   = uintptr(unsafe.Pointer(&globalsEndSymbol))
 	stackTop     = uintptr(unsafe.Pointer(&stackTopSymbol))
 )
+
+//export malloc
+func libc_malloc(size uintptr) unsafe.Pointer {
+	return alloc(size)
+}
+
+//export free
+func libc_free(ptr unsafe.Pointer) {
+	free(ptr)
+}