From 533a9e57de8cb74594499f625810ad812359d3fb Mon Sep 17 00:00:00 2001
From: johannst <johannes.stoelp@gmail.com>
Date: Tue, 29 Sep 2020 04:31:51 +0200
Subject: added basic arm64 support

---
 lib/arch/arm64/thread_create.s | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 lib/arch/arm64/thread_create.s

(limited to 'lib/arch/arm64/thread_create.s')

diff --git a/lib/arch/arm64/thread_create.s b/lib/arch/arm64/thread_create.s
new file mode 100644
index 0000000..dc6fae2
--- /dev/null
+++ b/lib/arch/arm64/thread_create.s
@@ -0,0 +1,20 @@
+# Copyright (c) 2020 Johannes Stoelp
+
+    .arch armv8-a
+    .section .text, "ax", @progbits
+
+     # extern "C" void thread_create();
+    .global thread_create
+    .type   thread_create, @function
+thread_create:
+    .cfi_startproc
+    ldr x0, [sp, 0x8]
+    ldr x1, [sp]
+
+    blr x1
+
+    # FIXME: no return from thread after user fn finished.
+1:
+    b 1b
+    .cfi_endproc
+    .size thread_create, .-thread_create
-- 
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