[libclc] 10/79: native_exp10: Switch implementation to llvm intrinsic

[Andreas Boll]

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commit 11e82f7c71b044223a2d7ac226324da59ee87c60
Author: Jan Vesely <jan.vesely at rutgers.edu>
Date:   Fri Nov 10 22:16:41 2017 +0000

    native_exp10: Switch implementation to llvm intrinsic
    
    v2: Use native_log2 instead of wrong constant
    
    Reviewer: Jeroen Ketema
    Signed-off-by: Jan Vesely <jan.vesely at rutgers.edu>
    
    git-svn-id: https://llvm.org/svn/llvm-project/libclc/trunk@317941 91177308-0d34-0410-b5e6-96231b3b80d8
---
 generic/include/clc/math/native_exp10.h | 10 +++++++++-
 generic/lib/SOURCES                     |  1 +
 generic/lib/math/native_exp10.cl        |  5 +++++
 generic/lib/math/native_exp10.inc       |  3 +++
 4 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/generic/include/clc/math/native_exp10.h b/generic/include/clc/math/native_exp10.h
index 1156f58..4cd8123 100644
--- a/generic/include/clc/math/native_exp10.h
+++ b/generic/include/clc/math/native_exp10.h
@@ -1 +1,9 @@
-#define native_exp10 exp10
+#define __CLC_BODY <clc/math/unary_decl.inc>
+#define __CLC_FUNCTION native_exp10
+#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 a230d38..2b31465 100644
--- a/generic/lib/SOURCES
+++ b/generic/lib/SOURCES
@@ -121,6 +121,7 @@ math/mad.cl
 math/modf.cl
 math/native_cos.cl
 math/native_exp.cl
+math/native_exp10.cl
 math/native_exp2.cl
 math/native_log.cl
 math/native_log10.cl
diff --git a/generic/lib/math/native_exp10.cl b/generic/lib/math/native_exp10.cl
new file mode 100644
index 0000000..77959a7
--- /dev/null
+++ b/generic/lib/math/native_exp10.cl
@@ -0,0 +1,5 @@
+#include <clc/clc.h>
+
+#define __CLC_BODY <native_exp10.inc>
+#define __FLOAT_ONLY
+#include <clc/math/gentype.inc>
diff --git a/generic/lib/math/native_exp10.inc b/generic/lib/math/native_exp10.inc
new file mode 100644
index 0000000..b82a650
--- /dev/null
+++ b/generic/lib/math/native_exp10.inc
@@ -0,0 +1,3 @@
+_CLC_OVERLOAD _CLC_DEF __CLC_GENTYPE native_exp10(__CLC_GENTYPE val) {
+  return native_exp2(val * native_log2(10));
+}

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