From 9946750609c858dad0150da55645c4331392cf0d Mon Sep 17 00:00:00 2001
From: Jing Yu <jingyu@google.com>
Date: Thu, 3 Jun 2010 14:05:51 -0700
Subject: [PATCH] Add sincosl() function to bionic. So that sincos optimization
 can be enabled.

Change-Id: I19671a407dc96a92417c719da938ee0c1669bfb8
---
 libc/docs/CHANGES.TXT | 2 +-
 libm/include/math.h   | 1 +
 libm/sincos.c         | 6 ++++++
 3 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/libc/docs/CHANGES.TXT b/libc/docs/CHANGES.TXT
index 05997887f..6799525a4 100644
--- a/libc/docs/CHANGES.TXT
+++ b/libc/docs/CHANGES.TXT
@@ -5,7 +5,7 @@ Differences between current and Android 2.2:
 
 - <pthread.h>: Add reader/writer locks implementation.
 
-- <math.h>: Added sincos() and sincosf() (GLibc compatibility).
+- <math.h>: Added sincos(), sincosf() and sincosl() (GLibc compatibility).
 
 - <sys/sysinfo.h>: Added missing sysinfo() system call implementation
   (the function was already declared in the header though).
diff --git a/libm/include/math.h b/libm/include/math.h
index 6c0d4eb20..3b5660f30 100644
--- a/libm/include/math.h
+++ b/libm/include/math.h
@@ -484,6 +484,7 @@ long double	truncl(long double);
 #ifdef _GNU_SOURCE
 void  sincos(double x, double *sin, double *cos);
 void  sincosf(float x, float *sin, float *cos);
+void  sincosl(long double x, long double *sin, long double *cos);
 #endif
 
 /* #endif */ /* __ISO_C_VISIBLE >= 1999 */
diff --git a/libm/sincos.c b/libm/sincos.c
index ddbc420dc..116b151e2 100644
--- a/libm/sincos.c
+++ b/libm/sincos.c
@@ -38,3 +38,9 @@ void  sincosf(float x, float *psin, float *pcos)
     *psin = sinf(x);
     *pcos = cosf(x);
 }
+
+void  sincosl(long double x, long double *psin, long double *pcos)
+{
+    *psin = sin(x);
+    *pcos = cos(x);
+}