COMPMID-1717: CL: Implement Maximum, Minimum, SquaredDifference

Change-Id: Ice653e48211053bd3cd20a693bd76de6b4efc370
Reviewed-on: https://review.mlplatform.org/270
Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>

1 files changed, 127 insertions, 0 deletions

diff --git a/src/runtime/CL/functions/CLElementwiseOperations.cpp b/src/runtime/CL/functions/CLElementwiseOperations.cpp
new file mode 100644
index 0000000000..28f4b13f22
--- /dev/null
+++ b/src/runtime/CL/functions/CLElementwiseOperations.cpp
@@ -0,0 +1,127 @@
+/*
+ * Copyright (c) 2018 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 "arm_compute/core/CL/ICLTensor.h"
+#include "arm_compute/core/CL/kernels/CLElementwiseOperationKernel.h"
+#include "support/ToolchainSupport.h"
+#include <arm_compute/runtime/CL/functions/CLElementwiseOperations.h>
+
+#include <utility>
+
+namespace arm_compute
+{
+namespace
+{
+void configure_border_handler(CLFillBorderKernel &border_handler, BorderSize border_size, ICLTensor *input1, ICLTensor *input2, const ICLTensor *output)
+{
+    if(output->info()->dimension(0) > 1)
+    {
+        ICLTensor *broadcasted_info = (input1->info()->dimension(0) == 1) ? input1 : input2;
+
+        if(broadcasted_info->info()->dimension(0) == 1)
+        {
+            border_handler.configure(broadcasted_info, border_size, BorderMode::REPLICATE);
+        }
+    }
+}
+} // namespace
+
+void CLArithmeticAddition::configure(ICLTensor *input1, ICLTensor *input2, ICLTensor *output, ConvertPolicy policy)
+{
+    auto k = arm_compute::support::cpp14::make_unique<CLSaturatedArithmeticOperationKernel>();
+    k->configure(ArithmeticOperation::ADD, input1, input2, output, policy);
+    _kernel = std::move(k);
+    configure_border_handler(_border_handler, _kernel->border_size(), input1, input2, output);
+}
+
+Status CLArithmeticAddition::validate(const ITensorInfo *input1, const ITensorInfo *input2, const ITensorInfo *output, ConvertPolicy policy)
+{
+    return CLSaturatedArithmeticOperationKernel::validate(ArithmeticOperation::ADD, input1, input2, output, policy);
+}
+
+void CLArithmeticSubtraction::configure(ICLTensor *input1, ICLTensor *input2, ICLTensor *output, ConvertPolicy policy)
+{
+    auto k = arm_compute::support::cpp14::make_unique<CLSaturatedArithmeticOperationKernel>();
+    k->configure(ArithmeticOperation::SUB, input1, input2, output, policy);
+    _kernel = std::move(k);
+    configure_border_handler(_border_handler, _kernel->border_size(), input1, input2, output);
+}
+
+Status CLArithmeticSubtraction::validate(const ITensorInfo *input1, const ITensorInfo *input2, const ITensorInfo *output, ConvertPolicy policy)
+{
+    ARM_COMPUTE_UNUSED(policy);
+    return CLSaturatedArithmeticOperationKernel::validate(ArithmeticOperation::SUB, input1, input2, output, policy);
+}
+
+void CLArithmeticDivision::configure(ICLTensor *input1, ICLTensor *input2, ICLTensor *output)
+{
+    auto k = arm_compute::support::cpp14::make_unique<CLArithmeticOperationKernel>();
+    k->configure(ArithmeticOperation::DIV, input1, input2, output);
+    _kernel = std::move(k);
+    configure_border_handler(_border_handler, _kernel->border_size(), input1, input2, output);
+}
+
+Status CLArithmeticDivision::validate(const ITensorInfo *input1, const ITensorInfo *input2, const ITensorInfo *output)
+{
+    return CLArithmeticOperationKernel::validate(ArithmeticOperation::DIV, input1, input2, output);
+}
+
+void CLElementwiseMax::configure(ICLTensor *input1, ICLTensor *input2, ICLTensor *output)
+{
+    auto k = arm_compute::support::cpp14::make_unique<CLArithmeticOperationKernel>();
+    k->configure(ArithmeticOperation::MAX, input1, input2, output);
+    _kernel = std::move(k);
+    configure_border_handler(_border_handler, _kernel->border_size(), input1, input2, output);
+}
+
+Status CLElementwiseMax::validate(const ITensorInfo *input1, const ITensorInfo *input2, const ITensorInfo *output)
+{
+    return CLArithmeticOperationKernel::validate(ArithmeticOperation::MAX, input1, input2, output);
+}
+
+void CLElementwiseMin::configure(ICLTensor *input1, ICLTensor *input2, ICLTensor *output)
+{
+    auto k = arm_compute::support::cpp14::make_unique<CLArithmeticOperationKernel>();
+    k->configure(ArithmeticOperation::MIN, input1, input2, output);
+    _kernel = std::move(k);
+    configure_border_handler(_border_handler, _kernel->border_size(), input1, input2, output);
+}
+
+Status CLElementwiseMin::validate(const ITensorInfo *input1, const ITensorInfo *input2, const ITensorInfo *output)
+{
+    return CLArithmeticOperationKernel::validate(ArithmeticOperation::MIN, input1, input2, output);
+}
+
+void CLElementwiseSquaredDiff::configure(ICLTensor *input1, ICLTensor *input2, ICLTensor *output)
+{
+    auto k = arm_compute::support::cpp14::make_unique<CLArithmeticOperationKernel>();
+    k->configure(ArithmeticOperation::SQUARED_DIFF, input1, input2, output);
+    _kernel = std::move(k);
+    configure_border_handler(_border_handler, _kernel->border_size(), input1, input2, output);
+}
+
+Status CLElementwiseSquaredDiff::validate(const ITensorInfo *input1, const ITensorInfo *input2, const ITensorInfo *output)
+{
+    return CLArithmeticOperationKernel::validate(ArithmeticOperation::SQUARED_DIFF, input1, input2, output);
+}
+} // namespace arm_compute