1 files changed, 56 insertions, 0 deletions
diff --git a/src/builtins/upsample.cl b/src/builtins/upsample.cl
new file mode 100644
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--- /dev/null
+++ b/src/builtins/upsample.cl
@@ -0,0 +1,56 @@
+/******************************************************************************
+ * 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 "cpu.h"
+
+/*-----------------------------------------------------------------------------
+* Expand vector type implementations
+*----------------------------------------------------------------------------*/
+#define TEMPLATE(xtype,ytype,restype) \
+_CLC_OVERLOAD _CLC_DEF restype upsample(xtype x, ytype y) \
+{ return (restype)(upsample(x.lo,y.lo), upsample(x.hi,y.hi)); } 
+
+#define TEMPLATE3(xtype,ytype,restype) \
+_CLC_OVERLOAD _CLC_DEF restype upsample(xtype x, ytype y) \
+{ return (restype)(upsample(x.s0,y.s0), upsample(x.s1,y.s1), upsample(x.s2,y.s2)); } 
+
+#define EXPAND_SIZES(xtype, ytype, restype)\
+    TEMPLATE(_VEC_TYPE(xtype,2), _VEC_TYPE(ytype,2), _VEC_TYPE(restype,2))\
+    TEMPLATE3(_VEC_TYPE(xtype,3), _VEC_TYPE(ytype,3), _VEC_TYPE(restype,3))\
+    TEMPLATE(_VEC_TYPE(xtype,4), _VEC_TYPE(ytype,4), _VEC_TYPE(restype,4))\
+    TEMPLATE(_VEC_TYPE(xtype,8), _VEC_TYPE(ytype,8), _VEC_TYPE(restype,8))\
+    TEMPLATE(_VEC_TYPE(xtype,16), _VEC_TYPE(ytype,16), _VEC_TYPE(restype,16))\
+
+#define _EXPAND_UPSAMPLE_TYPES()   \
+    EXPAND_SIZES(char, uchar, short)   \
+    EXPAND_SIZES(uchar, uchar, ushort) \
+    EXPAND_SIZES(short, ushort, int)   \
+    EXPAND_SIZES(ushort, ushort, uint) \
+    EXPAND_SIZES(int, uint, long)      \
+    EXPAND_SIZES(uint, uint, ulong)    \
+
+_EXPAND_UPSAMPLE_TYPES()