1 files changed, 18 insertions, 0 deletions
diff --git a/libclc/generic/lib/relational/isnormal.cl b/libclc/generic/lib/relational/isnormal.cl
new file mode 100644
index 000000000000..2e6b42d00178
--- /dev/null
+++ b/libclc/generic/lib/relational/isnormal.cl
@@ -0,0 +1,18 @@
+#include <clc/clc.h>
+#include "relational.h"
+
+_CLC_DEFINE_RELATIONAL_UNARY(int, isnormal, __builtin_isnormal, float)
+
+#ifdef cl_khr_fp64
+
+#pragma OPENCL EXTENSION cl_khr_fp64 : enable
+
+// The scalar version of isnormal(double) returns an int, but the vector versions
+// return long.
+_CLC_DEF _CLC_OVERLOAD int isnormal(double x) {
+  return __builtin_isnormal(x);
+}
+
+_CLC_DEFINE_RELATIONAL_UNARY_VEC_ALL(long, isnormal, double)
+
+#endif