diff --git a/compiler-rt/CREDITS.TXT b/compiler-rt/CREDITS.TXT
index 4b7ef51aeac8..6964eba020b8 100644
--- a/compiler-rt/CREDITS.TXT
+++ b/compiler-rt/CREDITS.TXT
@@ -23,6 +23,10 @@ N: Howard Hinnant
 E: hhinnant@apple.com
 D: Architect and primary author of compiler-rt
 
+N: Guan-Hong Liu
+E: koviankevin@hotmail.com
+D: IEEE Quad-precision functions
+
 N: Joerg Sonnenberger
 E: joerg@NetBSD.org
 D: Maintains NetBSD port.