1 files changed, 59 insertions, 0 deletions
diff --git a/src/builtins/cross.cl b/src/builtins/cross.cl
new file mode 100644
index 0000000..a3e019f
--- /dev/null
+++ b/src/builtins/cross.cl
@@ -0,0 +1,59 @@
+/******************************************************************************
+ * Copyright (c) 2011-2013, Peter Collingbourne <peter@pcc.me.uk>
+ * Copyright (c) 2013, Texas Instruments Incorporated - http://www.ti.com/
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions are met:
+ *       * Redistributions of source code must retain the above copyright
+ *         notice, this list of conditions and the following disclaimer.
+ *       * Redistributions in binary form must reproduce the above copyright
+ *         notice, this list of conditions and the following disclaimer in the
+ *         documentation and/or other materials provided with the distribution.
+ *       * Neither the name of Texas Instruments Incorporated nor the
+ *         names of its contributors may be used to endorse or promote products
+ *         derived from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ *   AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ *   IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ *   ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ *   LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ *   CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ *   SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ *   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ *   CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ *   ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ *   THE POSSIBILITY OF SUCH DAMAGE.
+ *****************************************************************************/
+#include "clc.h"
+
+_CLC_OVERLOAD _CLC_DEF float3 cross(float3 p0, float3 p1) 
+{
+   return (float3)(p0.y*p1.z - p0.z*p1.y, 
+		   p0.z*p1.x - p0.x*p1.z,
+		   p0.x*p1.y - p0.y*p1.x);
+}
+
+_CLC_OVERLOAD _CLC_DEF float4 cross(float4 p0, float4 p1) 
+{
+   return (float4)(p0.y*p1.z - p0.z*p1.y, 
+	           p0.z*p1.x - p0.x*p1.z,
+		   p0.x*p1.y - p0.y*p1.x, 
+		   0.f);
+}
+
+_CLC_OVERLOAD _CLC_DEF double3 cross(double3 p0, double3 p1) 
+{
+   return (double3)(p0.y*p1.z - p0.z*p1.y, 
+		   p0.z*p1.x  - p0.x*p1.z,
+		   p0.x*p1.y  - p0.y*p1.x);
+}
+
+_CLC_OVERLOAD _CLC_DEF double4 cross(double4 p0, double4 p1) 
+{
+   return (double4)(p0.y*p1.z - p0.z*p1.y, 
+	           p0.z*p1.x  - p0.x*p1.z,
+		   p0.x*p1.y  - p0.y*p1.x, 
+		   0.);
+}