1 files changed, 16 insertions, 0 deletions
diff --git a/system.old/libraries/sys/start.zig b/system.old/libraries/sys/start.zig
new file mode 100644
index 0000000..a65eec8
--- /dev/null
+++ b/system.old/libraries/sys/start.zig
@@ -0,0 +1,16 @@
+//! Entry point
+
+extern fn main(pc: u32, pv: [*]const [*:0]const u8) u8;
+
+export fn _start() callconv(.naked) noreturn {
+    asm volatile (
+        \\mov (%%rsp), %%edi
+        \\mov 8(%%rsp), %%rsi
+        \\and $-16, %%rsp
+        \\call main
+        \\movzbl %%al, %%edi
+        \\mov $0x01, %%eax
+        \\syscall
+        \\ud2
+    );
+}