From 369e20353cc00e98dac1be978bb08833123f9a4b Mon Sep 17 00:00:00 2001
From: Jan Vesely <jan.vesely@rutgers.edu>
Date: Fri, 5 Sep 2014 13:59:09 +0000
Subject: [PATCH] add isnormal builtin

v2: simplify and remove isnan leftovers
    remove trailing newline

Signed-off-by: Jan Vesely <jan.vesely@rutgers.edu>
Reviewed-by: Aaron Watry <awatry@gmail.com>
llvm-svn: 217244
---
 libclc/generic/include/clc/clc.h               |  1 +
 .../generic/include/clc/relational/isnormal.h  |  9 +++++++++
 libclc/generic/lib/SOURCES                     |  1 +
 libclc/generic/lib/relational/isnormal.cl      | 18 ++++++++++++++++++
 4 files changed, 29 insertions(+)
 create mode 100644 libclc/generic/include/clc/relational/isnormal.h
 create mode 100644 libclc/generic/lib/relational/isnormal.cl

diff --git a/libclc/generic/include/clc/clc.h b/libclc/generic/include/clc/clc.h
index f7085cea4192..148a83b7be0a 100644
--- a/libclc/generic/include/clc/clc.h
+++ b/libclc/generic/include/clc/clc.h
@@ -121,6 +121,7 @@
 #include <clc/relational/isless.h>
 #include <clc/relational/islessequal.h>
 #include <clc/relational/isnan.h>
+#include <clc/relational/isnormal.h>
 #include <clc/relational/isnotequal.h>
 #include <clc/relational/select.h>
 #include <clc/relational/signbit.h>
diff --git a/libclc/generic/include/clc/relational/isnormal.h b/libclc/generic/include/clc/relational/isnormal.h
new file mode 100644
index 000000000000..f568c56f8e6e
--- /dev/null
+++ b/libclc/generic/include/clc/relational/isnormal.h
@@ -0,0 +1,9 @@
+#undef isnormal
+
+#define __CLC_FUNCTION isnormal
+#define __CLC_BODY <clc/relational/unary_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 3c021183e9ad..115cbee198eb 100644
--- a/libclc/generic/lib/SOURCES
+++ b/libclc/generic/lib/SOURCES
@@ -56,6 +56,7 @@ relational/isinf.cl
 relational/isless.cl
 relational/islessequal.cl
 relational/isnan.cl
+relational/isnormal.cl
 relational/isnotequal.cl
 relational/signbit.cl
 shared/clamp.cl
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