h8300: library functions

Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp>
2015-01-28 02:48:15 +09:00
parent bbeb79acb3
commit a71a29de4c
16 changed files with 723 additions and 0 deletions
--- a/arch/h8300/lib/abs.S
+++ b/arch/h8300/lib/abs.S
@@ -0,0 +1,20 @@
+;;; abs.S
+
+#include <asm/linkage.h>
+
+#if defined(CONFIG_CPU_H8300H)
+	.h8300h
+#endif
+#if defined(CONFIG_CPU_H8S)
+	.h8300s
+#endif
+	.text
+.global _abs
+
+;;; int abs(int n)
+_abs:
+	mov.l	er0,er0
+	bpl	1f
+	neg.l	er0
+1:
+	rts