Add missing dot.h include.

llvm-svn: 157615

libclc/generic/include/clc/clc.h

@@ -59,6 +59,7 @@
 
 /* 6.11.5 Geometric Functions */
 #include <clc/geometric/cross.h>
+#include <clc/geometric/dot.h>
 #include <clc/geometric/length.h>
 #include <clc/geometric/normalize.h>
 

libclc/generic/include/clc/geometric/dot.inc

@@ -0,0 +1 @@
+_CLC_OVERLOAD _CLC_DECL FLOAT dot(FLOATN p0, FLOATN p1);

libclc/generic/lib/geometric/dot.cl

@@ -15,3 +15,25 @@ _CLC_OVERLOAD _CLC_DEF float dot(float3 p0, float3 p1) {
 _CLC_OVERLOAD _CLC_DEF float dot(float4 p0, float4 p1) {
   return p0.x*p1.x + p0.y*p1.y + p0.z*p1.z + p0.w*p1.w;
 }
+
+#ifdef cl_khr_fp64
+
+#pragma OPENCL EXTENSION cl_khr_fp64 : enable
+
+_CLC_OVERLOAD _CLC_DEF double dot(double p0, double p1) {
+  return p0*p1;
+}
+
+_CLC_OVERLOAD _CLC_DEF double dot(double2 p0, double2 p1) {
+  return p0.x*p1.x + p0.y*p1.y;
+}
+
+_CLC_OVERLOAD _CLC_DEF double dot(double3 p0, double3 p1) {
+  return p0.x*p1.x + p0.y*p1.y + p0.z*p1.z;
+}
+
+_CLC_OVERLOAD _CLC_DEF double dot(double4 p0, double4 p1) {
+  return p0.x*p1.x + p0.y*p1.y + p0.z*p1.z + p0.w*p1.w;
+}
+
+#endif