diff --git a/test_common/harness/alloc.h b/test_common/harness/alloc.h
new file mode 100644
index 00000000..bcd16d5f
--- /dev/null
+++ b/test_common/harness/alloc.h
@@ -0,0 +1,68 @@
+//
+// Copyright (c) 2020 The Khronos Group Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//    http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+#ifndef HARNESS_ALLOC_H_
+#define HARNESS_ALLOC_H_
+
+#if defined(__linux__) || defined (linux) || defined(__APPLE__)
+#if defined(__ANDROID__)
+#include <malloc.h>
+#else
+#include <stdlib.h>
+#endif
+#endif
+
+#if defined(__MINGW32__)
+#include "mingw_compat.h"
+#endif
+
+static void * align_malloc(size_t size, size_t alignment)
+{
+#if defined(_WIN32) && defined(_MSC_VER)
+    return _aligned_malloc(size, alignment);
+#elif  defined(__linux__) || defined (linux) || defined(__APPLE__)
+    void * ptr = NULL;
+#if defined(__ANDROID__)
+    ptr = memalign(alignment, size);
+    if ( ptr )
+        return ptr;
+#else
+    if (0 == posix_memalign(&ptr, alignment, size))
+        return ptr;
+#endif
+    return NULL;
+#elif defined(__MINGW32__)
+    return __mingw_aligned_malloc(size, alignment);
+#else
+    #error "Please add support OS for aligned malloc"
+#endif
+}
+
+static void align_free(void * ptr)
+{
+#if defined(_WIN32) && defined(_MSC_VER)
+    _aligned_free(ptr);
+#elif  defined(__linux__) || defined (linux) || defined(__APPLE__)
+    return  free(ptr);
+#elif defined(__MINGW32__)
+    return __mingw_aligned_free(ptr);
+#else
+    #error "Please add support OS for aligned free"
+#endif
+}
+
+#endif // #ifndef HARNESS_ALLOC_H_
+
diff --git a/test_common/harness/imageHelpers.cpp b/test_common/harness/imageHelpers.cpp
index 84fb2c9f..de61e355 100644
--- a/test_common/harness/imageHelpers.cpp
+++ b/test_common/harness/imageHelpers.cpp
@@ -1234,13 +1234,7 @@ char * generate_random_image_data( image_descriptor *imageInfo, BufferOwningPtr<
     }
 #else
     P.reset( NULL ); // Free already allocated memory first, then try to allocate new block.
-#if defined (_WIN32) && defined(_MSC_VER)
-    char *data = (char *)_aligned_malloc(allocSize, get_pixel_size(imageInfo->format));
-#elif defined(__MINGW32__)
-    char *data = (char *)__mingw_aligned_malloc(allocSize, get_pixel_size(imageInfo->format));
-#else
-    char *data = (char *)memalign(get_pixel_size(imageInfo->format), allocSize);
-#endif
+    char *data = (char *)align_malloc(allocSize, get_pixel_size(imageInfo->format));
     P.reset(data,NULL,0,allocSize, true);
 #endif
 
@@ -3163,14 +3157,7 @@ char *create_random_image_data( ExplicitType dataType, image_descriptor *imageIn
       P.reset(data);
     }
 #else
-#if defined (_WIN32) && defined(_MSC_VER)
-    char *data = (char *)_aligned_malloc(allocSize, get_pixel_size(imageInfo->format));
-#elif defined(__MINGW32__)
-        char *data = (char *)__mingw_aligned_malloc(allocSize, get_pixel_size(imageInfo->format));
-#else
-    char *data = (char *)memalign(get_pixel_size(imageInfo->format), allocSize);
-#endif
-
+    char *data = (char *)align_malloc(allocSize, get_pixel_size(imageInfo->format));
     P.reset(data,NULL,0,allocSize,true);
 #endif
 
diff --git a/test_common/harness/kernelHelpers.cpp b/test_common/harness/kernelHelpers.cpp
index 5b756e53..5ca4321b 100644
--- a/test_common/harness/kernelHelpers.cpp
+++ b/test_common/harness/kernelHelpers.cpp
@@ -29,10 +29,6 @@
 #include <sstream>
 #include <iomanip>
 
-#if defined(__MINGW32__)
-#include "mingw_compat.h"
-#endif
-
 #if defined(_WIN32)
 std::string slash = "\\";
 #else
@@ -1433,46 +1429,6 @@ int checkFor3DImageSupport( cl_device_id device )
     return 0;
 }
 
-void * align_malloc(size_t size, size_t alignment)
-{
-#if defined(_WIN32) && defined(_MSC_VER)
-    return _aligned_malloc(size, alignment);
-#elif  defined(__linux__) || defined (linux) || defined(__APPLE__)
-    void * ptr = NULL;
-    // alignemnt must be a power of two and multiple of sizeof(void *).
-    if ( alignment < sizeof( void * ) )
-    {
-        alignment = sizeof( void * );
-    }
-#if defined(__ANDROID__)
-    ptr = memalign(alignment, size);
-    if ( ptr )
-        return ptr;
-#else
-    if (0 == posix_memalign(&ptr, alignment, size))
-        return ptr;
-#endif
-    return NULL;
-#elif defined(__MINGW32__)
-    return __mingw_aligned_malloc(size, alignment);
-#else
-    #error "Please add support OS for aligned malloc"
-#endif
-}
-
-void   align_free(void * ptr)
-{
-#if defined(_WIN32) && defined(_MSC_VER)
-    _aligned_free(ptr);
-#elif  defined(__linux__) || defined (linux) || defined(__APPLE__)
-    return  free(ptr);
-#elif defined(__MINGW32__)
-    return __mingw_aligned_free(ptr);
-#else
-    #error "Please add support OS for aligned free"
-#endif
-}
-
 size_t get_min_alignment(cl_context context)
 {
     static cl_uint align_size = 0;
diff --git a/test_common/harness/kernelHelpers.h b/test_common/harness/kernelHelpers.h
index cb4c299e..d37b7add 100644
--- a/test_common/harness/kernelHelpers.h
+++ b/test_common/harness/kernelHelpers.h
@@ -38,6 +38,7 @@
 #endif
 
 #include "deviceInfo.h"
+#include "harness/alloc.h"
 
 #ifdef __cplusplus
 extern "C" {
@@ -149,10 +150,6 @@ extern int checkFor3DImageSupport( cl_device_id device );
 /* Checks that a given queue property is supported on the specified device. Returns 1 if supported, 0 if not or an error. */
 extern int checkDeviceForQueueSupport( cl_device_id device, cl_command_queue_properties prop );
 
-/* Helper for aligned memory allocation */
-void * align_malloc(size_t size, size_t alignment);
-void   align_free(void *);
-
 /* Helper to obtain the min alignment for a given context, i.e the max of all min alignments for devices attached to the context*/
 size_t get_min_alignment(cl_context context);
 
diff --git a/test_common/harness/mt19937.cpp b/test_common/harness/mt19937.cpp
index baa19fb8..a4fbf591 100644
--- a/test_common/harness/mt19937.cpp
+++ b/test_common/harness/mt19937.cpp
@@ -48,47 +48,12 @@
 #include <stdlib.h>
 #include "mt19937.h"
 #include "mingw_compat.h"
+#include "harness/alloc.h"
 
 #ifdef __SSE2__
     #include <emmintrin.h>
 #endif
 
-static void * align_malloc(size_t size, size_t alignment)
-{
-#if defined(_WIN32) && defined(_MSC_VER)
-    return _aligned_malloc(size, alignment);
-#elif  defined(__linux__) || defined (linux) || defined(__APPLE__)
-    void * ptr = NULL;
-#if defined(__ANDROID__)
-    ptr = memalign(alignment, size);
-    if ( ptr )
-        return ptr;
-#else
-    if (0 == posix_memalign(&ptr, alignment, size))
-        return ptr;
-#endif
-    return NULL;
-#elif defined(__MINGW32__)
-    return __mingw_aligned_malloc(size, alignment);
-#else
-    #error "Please add support OS for aligned malloc"
-#endif
-}
-
-static void   align_free(void * ptr)
-{
-#if defined(_WIN32) && defined(_MSC_VER)
-    _aligned_free(ptr);
-#elif  defined(__linux__) || defined (linux) || defined(__APPLE__)
-    return  free(ptr);
-#elif defined(__MINGW32__)
-    return __mingw_aligned_free(ptr);
-#else
-    #error "Please add support OS for aligned free"
-#endif
-}
-
-
 /* Period parameters */
 #define N 624   /* vector code requires multiple of 4 here */
 #define M 397