[libclc] 01/79: native_log2: Switch to generic native intrinsic inc file

[Andreas Boll]

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aboll-guest pushed a commit to branch master
in repository libclc.

commit 23d5db8915ce879039517c9327c4c520b2b9bda8
Author: Jan Vesely <jan.vesely at rutgers.edu>
Date:   Fri Nov 10 22:16:15 2017 +0000

    native_log2: Switch to generic native intrinsic inc file
    
    v2: Add __CLC_XCONCAT instead of function name redirection
        Use __CLC_XCONCAT for intrinsic functions as well
    
    Reviewer: Jeroen Ketema
    Signed-off-by: Jan Vesely <jan.vesely at rutgers.edu>
    
    git-svn-id: https://llvm.org/svn/llvm-project/libclc/trunk@317932 91177308-0d34-0410-b5e6-96231b3b80d8
---
 generic/include/utils.h                               | 10 ++++++++++
 generic/lib/math/native_log2.cl                       |  8 ++------
 .../{native_log2.inc => native_unary_intrinsic.inc}   | 19 +++++++++++++++++--
 3 files changed, 29 insertions(+), 8 deletions(-)

diff --git a/generic/include/utils.h b/generic/include/utils.h
new file mode 100644
index 0000000..018a7b3
--- /dev/null
+++ b/generic/include/utils.h
@@ -0,0 +1,10 @@
+#ifndef __CLC_UTILS_H_
+#define __CLC_UTILS_H_
+
+#define __CLC_CONCAT(x, y) x ## y
+#define __CLC_XCONCAT(x, y) __CLC_CONCAT(x, y)
+
+#define __CLC_STR(x) #x
+#define __CLC_XSTR(x) __CLC_STR(x)
+
+#endif
diff --git a/generic/lib/math/native_log2.cl b/generic/lib/math/native_log2.cl
index 35ed18b..b610423 100644
--- a/generic/lib/math/native_log2.cl
+++ b/generic/lib/math/native_log2.cl
@@ -22,11 +22,7 @@
 
 #include <clc/clc.h>
 
-#define __CLC_FUNCTION __clc_native_log2
-#define __CLC_INTRINSIC "llvm.log2"
-#undef cl_khr_fp64
-#include <clc/math/unary_intrin.inc>
-
-#define __CLC_BODY <native_log2.inc>
+#define __CLC_NATIVE_INTRINSIC log2
+#define __CLC_BODY <native_unary_intrinsic.inc>
 #define __FLOAT_ONLY
 #include <clc/math/gentype.inc>
diff --git a/generic/lib/math/native_log2.inc b/generic/lib/math/native_unary_intrinsic.inc
similarity index 70%
rename from generic/lib/math/native_log2.inc
rename to generic/lib/math/native_unary_intrinsic.inc
index 0f6a509..dbea288 100644
--- a/generic/lib/math/native_log2.inc
+++ b/generic/lib/math/native_unary_intrinsic.inc
@@ -20,6 +20,21 @@
  * THE SOFTWARE.
  */
 
-_CLC_OVERLOAD _CLC_DEF __CLC_GENTYPE native_log2(__CLC_GENTYPE val) {
-  return __clc_native_log2(val);
+#include <utils.h>
+
+#ifdef __CLC_SCALAR
+#define __CLC_FUNCTION __CLC_XCONCAT(__clc_native_, __CLC_NATIVE_INTRINSIC)
+#define __CLC_INTRINSIC "llvm." __CLC_XSTR(__CLC_NATIVE_INTRINSIC)
+
+#undef cl_khr_fp64
+#include <clc/math/unary_intrin.inc>
+
+#endif
+
+#define __CLC_FUNCTION __CLC_XCONCAT(native_, __CLC_NATIVE_INTRINSIC)
+
+_CLC_OVERLOAD _CLC_DEF __CLC_GENTYPE __CLC_FUNCTION(__CLC_GENTYPE val) {
+  return __CLC_XCONCAT(__clc_native_, __CLC_NATIVE_INTRINSIC)(val);
 }
+
+#undef __CLC_FUNCTION

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