[Libclc-dev] [PATCH v2 09/14] half_log2: Implement using log2

[Jan Vesely via Libclc-dev]

Passes CTS on carrizo
v2: Use full precision implementation

Signed-off-by: Jan Vesely <jan.vesely at rutgers.edu>
---
 generic/include/clc/clc.h            | 1 +
 generic/include/clc/math/half_log2.h | 9 +++++++++
 generic/lib/SOURCES                  | 1 +
 generic/lib/math/half_log2.cl        | 6 ++++++
 4 files changed, 17 insertions(+)
 create mode 100644 generic/include/clc/math/half_log2.h
 create mode 100644 generic/lib/math/half_log2.cl

diff --git a/generic/include/clc/clc.h b/generic/include/clc/clc.h
index 33392e6..a52ed5d 100644
--- a/generic/include/clc/clc.h
+++ b/generic/include/clc/clc.h
@@ -76,6 +76,7 @@
 #include <clc/math/half_exp2.h>
 #include <clc/math/half_log.h>
 #include <clc/math/half_log10.h>
+#include <clc/math/half_log2.h>
 #include <clc/math/half_rsqrt.h>
 #include <clc/math/half_sqrt.h>
 #include <clc/math/hypot.h>
diff --git a/generic/include/clc/math/half_log2.h b/generic/include/clc/math/half_log2.h
new file mode 100644
index 0000000..6a371ab
--- /dev/null
+++ b/generic/include/clc/math/half_log2.h
@@ -0,0 +1,9 @@
+#define __CLC_BODY <clc/math/unary_decl.inc>
+#define __CLC_FUNCTION half_log2
+#define __FLOAT_ONLY
+
+#include <clc/math/gentype.inc>
+
+#undef __FLOAT_ONLY
+#undef __CLC_BODY
+#undef __CLC_FUNCTION
diff --git a/generic/lib/SOURCES b/generic/lib/SOURCES
index 2fcb59c..11a4ca8 100644
--- a/generic/lib/SOURCES
+++ b/generic/lib/SOURCES
@@ -110,6 +110,7 @@ math/half_exp10.cl
 math/half_exp2.cl
 math/half_log.cl
 math/half_log10.cl
+math/half_log2.cl
 math/half_rsqrt.cl
 math/half_sqrt.cl
 math/hypot.cl
diff --git a/generic/lib/math/half_log2.cl b/generic/lib/math/half_log2.cl
new file mode 100644
index 0000000..d98a611
--- /dev/null
+++ b/generic/lib/math/half_log2.cl
@@ -0,0 +1,6 @@
+#include <clc/clc.h>
+
+#define __CLC_FUNC log2
+#define __CLC_BODY <half_unary.inc>
+#define __FLOAT_ONLY
+#include <clc/math/gentype.inc>
-- 
2.14.3