From 7a9e2c6879d94f97ab977d32e2ef5533d374b511 Mon Sep 17 00:00:00 2001
From: Tom Stellard <thomas.stellard@amd.com>
Date: Wed, 3 Sep 2014 15:55:40 +0000
Subject: Implement isinf builtin

llvm-svn: 217046
---
 libclc/generic/include/clc/clc.h              |  1 +
 libclc/generic/include/clc/relational/isinf.h | 21 +++++++++++++++++++++
 libclc/generic/lib/SOURCES                    |  1 +
 libclc/generic/lib/relational/isinf.cl        | 18 ++++++++++++++++++
 4 files changed, 41 insertions(+)
 create mode 100644 libclc/generic/include/clc/relational/isinf.h
 create mode 100644 libclc/generic/lib/relational/isinf.cl

(limited to 'libclc/generic')

diff --git a/libclc/generic/include/clc/clc.h b/libclc/generic/include/clc/clc.h
index 20664f9b414..17d84545d67 100644
--- a/libclc/generic/include/clc/clc.h
+++ b/libclc/generic/include/clc/clc.h
@@ -116,6 +116,7 @@
 #include <clc/relational/isequal.h>
 #include <clc/relational/isgreater.h>
 #include <clc/relational/isgreaterequal.h>
+#include <clc/relational/isinf.h>
 #include <clc/relational/isless.h>
 #include <clc/relational/islessequal.h>
 #include <clc/relational/isnan.h>
diff --git a/libclc/generic/include/clc/relational/isinf.h b/libclc/generic/include/clc/relational/isinf.h
new file mode 100644
index 00000000000..869f0c8a9ac
--- /dev/null
+++ b/libclc/generic/include/clc/relational/isinf.h
@@ -0,0 +1,21 @@
+
+#define _CLC_ISINF_DECL(RET_TYPE, ARG_TYPE) \
+  _CLC_OVERLOAD _CLC_DECL RET_TYPE isinf(ARG_TYPE);
+
+#define _CLC_VECTOR_ISINF_DECL(RET_TYPE, ARG_TYPE) \
+  _CLC_ISINF_DECL(RET_TYPE##2, ARG_TYPE##2) \
+  _CLC_ISINF_DECL(RET_TYPE##3, ARG_TYPE##3) \
+  _CLC_ISINF_DECL(RET_TYPE##4, ARG_TYPE##4) \
+  _CLC_ISINF_DECL(RET_TYPE##8, ARG_TYPE##8) \
+  _CLC_ISINF_DECL(RET_TYPE##16, ARG_TYPE##16)
+
+_CLC_ISINF_DECL(int, float)
+_CLC_VECTOR_ISINF_DECL(int, float)
+
+#ifdef cl_khr_fp64
+_CLC_ISINF_DECL(int, double)
+_CLC_VECTOR_ISINF_DECL(long, double)
+#endif
+
+#undef _CLC_ISINF_DECL
+#undef _CLC_VECTOR_ISINF_DECL
diff --git a/libclc/generic/lib/SOURCES b/libclc/generic/lib/SOURCES
index ddaff06d227..fb801249efa 100644
--- a/libclc/generic/lib/SOURCES
+++ b/libclc/generic/lib/SOURCES
@@ -51,6 +51,7 @@ relational/any.cl
 relational/isequal.cl
 relational/isgreater.cl
 relational/isgreaterequal.cl
+relational/isinf.cl
 relational/isless.cl
 relational/islessequal.cl
 relational/isnan.cl
diff --git a/libclc/generic/lib/relational/isinf.cl b/libclc/generic/lib/relational/isinf.cl
new file mode 100644
index 00000000000..1452d919cb8
--- /dev/null
+++ b/libclc/generic/lib/relational/isinf.cl
@@ -0,0 +1,18 @@
+#include <clc/clc.h>
+#include "relational.h"
+
+_CLC_DEFINE_RELATIONAL_UNARY(int, isinf, __builtin_isinf, float)
+
+#ifdef cl_khr_fp64
+
+#pragma OPENCL EXTENSION cl_khr_fp64 : enable
+
+// The scalar version of isinf(double) returns an int, but the vector versions
+// return long.
+_CLC_DEF _CLC_OVERLOAD int isinf(double x) {
+  return __builtin_isinf(x);
+}
+
+_CLC_DEFINE_RELATIONAL_UNARY_VEC_ALL(long, isinf, double)
+
+#endif
-- 
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