COMPMID-3637: Move wrapper to src

Signed-off-by: Georgios Pinitas <georgios.pinitas@arm.com>
Change-Id: I524b0c4b49c7a7035b7d078b9585d77b0d438e10
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/4083
Reviewed-by: Michele Di Giorgio <michele.digiorgio@arm.com>
Reviewed-by: Michalis Spyrou <michalis.spyrou@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
diff --git a/src/core/NEON/wrapper/intrinsics/abs.h b/src/core/NEON/wrapper/intrinsics/abs.h
new file mode 100644
index 0000000..0d49a9e
--- /dev/null
+++ b/src/core/NEON/wrapper/intrinsics/abs.h
@@ -0,0 +1,75 @@
+/*
+ * Copyright (c) 2018-2020 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_WRAPPER_ABS_H
+#define ARM_COMPUTE_WRAPPER_ABS_H
+
+#include <arm_neon.h>
+
+namespace arm_compute
+{
+namespace wrapper
+{
+#define VABS_IMPL(stype, vtype, prefix, postfix) \
+    inline vtype vabs(const vtype &a)            \
+    {                                            \
+        return prefix##_##postfix(a);            \
+    }
+
+#define VQABS_IMPL(stype, vtype, prefix, postfix) \
+    inline vtype vqabs(const vtype &a)            \
+    {                                             \
+        return prefix##_##postfix(a);             \
+    }
+
+// Absolute: vabs{q}_<type>. Vd[i] = |Va[i]|
+VABS_IMPL(int8x8_t, int8x8_t, vabs, s8)
+VABS_IMPL(int16x4_t, int16x4_t, vabs, s16)
+VABS_IMPL(int32x2_t, int32x2_t, vabs, s32)
+VABS_IMPL(float32x2_t, float32x2_t, vabs, f32)
+#ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC
+VABS_IMPL(float16x4_t, float16x4_t, vabs, f16)
+#endif // __ARM_FEATURE_FP16_VECTOR_ARITHMETIC
+
+VABS_IMPL(int8x16_t, int8x16_t, vabsq, s8)
+VABS_IMPL(int16x8_t, int16x8_t, vabsq, s16)
+VABS_IMPL(int32x4_t, int32x4_t, vabsq, s32)
+VABS_IMPL(float32x4_t, float32x4_t, vabsq, f32)
+#ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC
+VABS_IMPL(float16x8_t, float16x8_t, vabsq, f16)
+#endif // __ARM_FEATURE_FP16_VECTOR_ARITHMETIC
+
+// Saturating absolute: vqabs{q}_<type>. Vd[i] = sat(|Va[i]|)
+VQABS_IMPL(int8x8_t, int8x8_t, vqabs, s8)
+VQABS_IMPL(int16x4_t, int16x4_t, vqabs, s16)
+VQABS_IMPL(int32x2_t, int32x2_t, vqabs, s32)
+
+VQABS_IMPL(int8x16_t, int8x16_t, vqabsq, s8)
+VQABS_IMPL(int16x8_t, int16x8_t, vqabsq, s16)
+VQABS_IMPL(int32x4_t, int32x4_t, vqabsq, s32)
+
+#undef VABS_IMPL
+#undef VQABS_IMPL
+} // namespace wrapper
+} // namespace arm_compute
+#endif /* ARM_COMPUTE_WRAPPER_ABS_H */