4 files changed, 33 insertions, 0 deletions
diff --git a/libclc/generic/include/clc/clc.h b/libclc/generic/include/clc/clc.h
index 96e090b3077..34123d9effa 100644
--- a/libclc/generic/include/clc/clc.h
+++ b/libclc/generic/include/clc/clc.h
@@ -110,6 +110,7 @@
 #include <clc/relational/any.h>
 #include <clc/relational/bitselect.h>
 #include <clc/relational/isequal.h>
+#include <clc/relational/isgreater.h>
 #include <clc/relational/isnan.h>
 #include <clc/relational/select.h>
 #include <clc/relational/signbit.h>
diff --git a/libclc/generic/include/clc/relational/isgreater.h b/libclc/generic/include/clc/relational/isgreater.h
new file mode 100644
index 00000000000..d17ae0c00c8
--- /dev/null
+++ b/libclc/generic/include/clc/relational/isgreater.h
@@ -0,0 +1,9 @@
+#undef isgreater
+
+#define __CLC_FUNCTION isgreater
+#define __CLC_BODY <clc/relational/binary_decl.inc>
+
+#include <clc/relational/floatn.inc>
+
+#undef __CLC_BODY
+#undef __CLC_FUNCTION
diff --git a/libclc/generic/lib/SOURCES b/libclc/generic/lib/SOURCES
index a6d16bd3ecb..671fff2028a 100644
--- a/libclc/generic/lib/SOURCES
+++ b/libclc/generic/lib/SOURCES
@@ -41,6 +41,7 @@ math/sincos.cl
 relational/all.cl
 relational/any.cl
 relational/isequal.cl
+relational/isgreater.cl
 relational/isnan.cl
 relational/signbit.cl
 shared/clamp.cl
diff --git a/libclc/generic/lib/relational/isgreater.cl b/libclc/generic/lib/relational/isgreater.cl
new file mode 100644
index 00000000000..79456e56d51
--- /dev/null
+++ b/libclc/generic/lib/relational/isgreater.cl
@@ -0,0 +1,22 @@
+#include <clc/clc.h>
+#include "relational.h"
+
+//Note: It would be nice to use __builtin_isgreater with vector inputs, but it seems to only take scalar values as
+//      input, which will produce incorrect output for vector input types.
+
+_CLC_DEFINE_RELATIONAL_BINARY(int, isgreater, __builtin_isgreater, float, float)
+
+#ifdef cl_khr_fp64
+
+#pragma OPENCL EXTENSION cl_khr_fp64 : enable
+
+// The scalar version of isgreater(double, double) returns an int, but the vector versions
+// return long.
+
+_CLC_DEF _CLC_OVERLOAD int isgreater(double x, double y){
+	return __builtin_isgreater(x, y);
+}
+
+_CLC_DEFINE_RELATIONAL_BINARY_VEC_ALL(long, isgreater, double, double)
+
+#endif