half_cos: Implement using cos

Passes CTS on carrizo
v2: Use full precision implementation

Reviewer: Jeroen Ketema <j.ketema@xs4all.nl>
Signed-off-by: Jan Vesely <jan.vesely@rutgers.edu>
llvm-svn: 322889

diff --git a/libclc/generic/include/clc/clc.h b/libclc/generic/include/clc/clc.h
index 7525f24..6f2bc6d 100644 (file)
--- a/libclc/generic/include/clc/clc.h
+++ b/libclc/generic/include/clc/clc.h
@@ -70,6 +70,7 @@
 #include <clc/math/fmod.h>
 #include <clc/math/fract.h>
 #include <clc/math/frexp.h>
+#include <clc/math/half_cos.h>
 #include <clc/math/half_rsqrt.h>
 #include <clc/math/half_sqrt.h>
 #include <clc/math/hypot.h>

diff --git a/libclc/generic/include/clc/math/half_cos.h b/libclc/generic/include/clc/math/half_cos.h
new file mode 100644 (file)
index 0000000..e278e12
--- /dev/null
+++ b/libclc/generic/include/clc/math/half_cos.h
@@ -0,0 +1,9 @@
+#define __CLC_BODY <clc/math/unary_decl.inc>
+#define __CLC_FUNCTION half_cos
+#define __FLOAT_ONLY
+
+#include <clc/math/gentype.inc>
+
+#undef __FLOAT_ONLY
+#undef __CLC_BODY
+#undef __CLC_FUNCTION

diff --git a/libclc/generic/lib/SOURCES b/libclc/generic/lib/SOURCES
index 7ed9579..20c7970 100644 (file)
--- a/libclc/generic/lib/SOURCES
+++ b/libclc/generic/lib/SOURCES
@@ -104,6 +104,7 @@ math/fmin.cl
 math/fmod.cl
 math/fract.cl
 math/frexp.cl
+math/half_cos.cl
 math/half_rsqrt.cl
 math/half_sqrt.cl
 math/hypot.cl

diff --git a/libclc/generic/lib/math/half_cos.cl b/libclc/generic/lib/math/half_cos.cl
new file mode 100644 (file)
index 0000000..3cad97a
--- /dev/null
+++ b/libclc/generic/lib/math/half_cos.cl
@@ -0,0 +1,6 @@
+#include <clc/clc.h>
+
+#define __CLC_FUNC cos
+#define __CLC_BODY <half_unary.inc>
+#define __FLOAT_ONLY
+#include <clc/math/gentype.inc>