Import newlib and create makefile

1 files changed, 23 insertions, 0 deletions

diff --git a/newlib/libc/sys/h8300hms/_exit.c b/newlib/libc/sys/h8300hms/_exit.c
new file mode 100644
index 0000000..17d1538
--- /dev/null
+++ b/newlib/libc/sys/h8300hms/_exit.c
@@ -0,0 +1,23 @@
+/* FIXME: which one? */
+
+#include <_ansi.h>
+
+/* `sleep' is passed an argument in r0 that indicates the reason
+   the program is exiting.  The format of r0 is defined in devo/include/wait.h.
+*/
+
+void
+_DEFUN (_exit,(rc),
+     int rc)
+{
+  short rc2 = rc << 8;
+  asm("mov.w %0,r0\n\tsleep" : : "r" (rc2) : "r0");
+}
+
+void
+_DEFUN (__exit,(rc),
+     int rc)
+{
+  short rc2 = rc << 8;
+  asm("mov.w %0,r0\n\tsleep" : : "r" (rc2) : "r0");
+}