From 72898feff6dd07153384ab41246b93e44d046b3b Mon Sep 17 00:00:00 2001
From: Sanghoon Lee <sanghoon.lee@arm.com>
Date: Fri, 1 Sep 2017 11:42:16 +0100
Subject: COMPMID-493: Port ArithmeticSubtraction to new validation

Change-Id: Ia49f337a8a574392ac0948fe65e9dca7a5fac2d0
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/86338
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
---
 tests/validation/CPP/ArithmeticSubtraction.cpp | 63 ++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 tests/validation/CPP/ArithmeticSubtraction.cpp

(limited to 'tests/validation/CPP/ArithmeticSubtraction.cpp')

diff --git a/tests/validation/CPP/ArithmeticSubtraction.cpp b/tests/validation/CPP/ArithmeticSubtraction.cpp
new file mode 100644
index 0000000000..fa7fec9d1b
--- /dev/null
+++ b/tests/validation/CPP/ArithmeticSubtraction.cpp
@@ -0,0 +1,63 @@
+/*
+ * 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.
+ */
+#include "ArithmeticSubtraction.h"
+
+#include "tests/validation/FixedPoint.h"
+#include "tests/validation/Helpers.h"
+#include "tests/validation/half.h"
+
+namespace arm_compute
+{
+namespace test
+{
+namespace validation
+{
+namespace reference
+{
+template <typename T>
+SimpleTensor<T> arithmetic_subtraction(const SimpleTensor<T> &src1, const SimpleTensor<T> &src2, DataType dst_data_type, ConvertPolicy convert_policy)
+{
+    SimpleTensor<T> result(src1.shape(), dst_data_type);
+
+    using intermediate_type = typename common_promoted_signed_type<T>::intermediate_type;
+
+    for(int i = 0; i < src1.num_elements(); ++i)
+    {
+        intermediate_type val = static_cast<intermediate_type>(src1[i]) - static_cast<intermediate_type>(src2[i]);
+        result[i]             = (convert_policy == ConvertPolicy::SATURATE) ? saturate_cast<T>(val) : static_cast<T>(val);
+    }
+
+    return result;
+}
+
+template SimpleTensor<uint8_t> arithmetic_subtraction(const SimpleTensor<uint8_t> &src1, const SimpleTensor<uint8_t> &src2, DataType dst_data_type, ConvertPolicy convert_policy);
+template SimpleTensor<int16_t> arithmetic_subtraction(const SimpleTensor<int16_t> &src1, const SimpleTensor<int16_t> &src2, DataType dst_data_type, ConvertPolicy convert_policy);
+template SimpleTensor<int8_t> arithmetic_subtraction(const SimpleTensor<int8_t> &src1, const SimpleTensor<int8_t> &src2, DataType dst_data_type, ConvertPolicy convert_policy);
+template SimpleTensor<half_float::half> arithmetic_subtraction(const SimpleTensor<half_float::half> &src1, const SimpleTensor<half_float::half> &src2, DataType dst_data_type,
+                                                               ConvertPolicy convert_policy);
+template SimpleTensor<float> arithmetic_subtraction(const SimpleTensor<float> &src1, const SimpleTensor<float> &src2, DataType dst_data_type, ConvertPolicy convert_policy);
+} // namespace reference
+} // namespace validation
+} // namespace test
+} // namespace arm_compute
-- 
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