COMPMID-415: Use half_float library for F16

3RDPARTY_UPDATE

Change-Id: Iee572e18d5b1df71300d738cc8690f49d7203d5c
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/81353
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>

3 files changed, 55 insertions, 11 deletions

diff --git a/tests/validation_new/Helpers.h b/tests/validation_new/Helpers.h
new file mode 100644
index 0000000000..e25b684c11
--- /dev/null
+++ b/tests/validation_new/Helpers.h
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2017 ARM Limited.
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#ifndef __ARM_COMPUTE_TEST_VALIDATION_HELPERS_H__
+#define __ARM_COMPUTE_TEST_VALIDATION_HELPERS_H__
+
+#include "tests/validation/half.h"
+
+#include <type_traits>
+
+namespace arm_compute
+{
+namespace test
+{
+namespace validation
+{
+template <typename T>
+struct is_floating_point : public std::is_floating_point<T>
+{
+};
+
+template <>
+struct is_floating_point<half_float::half> : public std::true_type
+{
+};
+} // namespace validation
+} // namespace test
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_TEST_VALIDATION_HELPERS_H__ */
diff --git a/tests/validation_new/Validation.cpp b/tests/validation_new/Validation.cpp
index 8ab8274d2a..9071663e7c 100644
--- a/tests/validation_new/Validation.cpp
+++ b/tests/validation_new/Validation.cpp
@@ -27,16 +27,13 @@
 #include "arm_compute/core/Error.h"
 #include "arm_compute/core/TensorShape.h"
 #include "arm_compute/runtime/Tensor.h"
+#include "tests/validation/half.h"
 
 #include <array>
 #include <cmath>
 #include <cstddef>
 #include <cstdint>
 
-#ifdef ARM_COMPUTE_ENABLE_FP16
-#include <arm_fp16.h> // needed for float16_t
-#endif                /* ARM_COMPUTE_ENABLE_FP16 */
-
 namespace arm_compute
 {
 namespace test
@@ -81,10 +78,8 @@ double get_double_data(const void *ptr, DataType data_type)
             return *reinterpret_cast<const uint64_t *>(ptr);
         case DataType::S64:
             return *reinterpret_cast<const int64_t *>(ptr);
-#ifdef ARM_COMPUTE_ENABLE_FP16
         case DataType::F16:
-            return *reinterpret_cast<const float16_t *>(ptr);
-#endif /* ARM_COMPUTE_ENABLE_FP16 */
+            return *reinterpret_cast<const half_float::half *>(ptr);
         case DataType::F32:
             return *reinterpret_cast<const float *>(ptr);
         case DataType::F64:
diff --git a/tests/validation_new/Validation.h b/tests/validation_new/Validation.h
index 5e947caf8d..7db7b00886 100644
--- a/tests/validation_new/Validation.h
+++ b/tests/validation_new/Validation.h
@@ -85,8 +85,8 @@ void validate(const arm_compute::PaddingSize &padding, const arm_compute::Paddin
  * reference tensor and test tensor is multiple of wrap_range), but such errors would be detected by
  * other test cases.
  */
-template <typename T, typename U>
-void validate(const IAccessor &tensor, const SimpleTensor<T> &reference, U tolerance_value = 0, float tolerance_number = 0.f);
+template <typename T, typename U = T>
+void validate(const IAccessor &tensor, const SimpleTensor<T> &reference, U tolerance_value = U(0), float tolerance_number = 0.f);
 
 /** Validate tensors with valid region.
  *
@@ -98,8 +98,8 @@ void validate(const IAccessor &tensor, const SimpleTensor<T> &reference, U toler
  * reference tensor and test tensor is multiple of wrap_range), but such errors would be detected by
  * other test cases.
  */
-template <typename T, typename U>
-void validate(const IAccessor &tensor, const SimpleTensor<T> &reference, const ValidRegion &valid_region, U tolerance_value = 0, float tolerance_number = 0.f);
+template <typename T, typename U = T>
+void validate(const IAccessor &tensor, const SimpleTensor<T> &reference, const ValidRegion &valid_region, U tolerance_value = U(0), float tolerance_number = 0.f);
 
 /** Validate tensors against constant value.
  *