Move DWC native heuristic into the heuristic folder

- Move the DWC native heuristic from CLDepthwiseConvolutionLayer to
heuristic/
- Update the heuristic for Arm® Mali™-G77. Use a smaller block size
(4x2) for Fp16
- Call the new heuristic in GpuDepthwiseConv2d

Resolves COMPMID-5798

Signed-off-by: Gian Marco Iodice <gianmarco.iodice@arm.com>
Change-Id: I6bfd30cea76bea2e98202a7a5c1d51709f3382a4
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/8889
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Gunes Bayir <gunes.bayir@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Benchmark: Arm Jenkins <bsgcomp@arm.com>

1 files changed, 118 insertions, 0 deletions

diff --git a/src/runtime/heuristics/dwc_native/IClDWCNativeKernelConfig.h b/src/runtime/heuristics/dwc_native/IClDWCNativeKernelConfig.h
new file mode 100644
index 0000000000..b5df132a12
--- /dev/null
+++ b/src/runtime/heuristics/dwc_native/IClDWCNativeKernelConfig.h
@@ -0,0 +1,118 @@
+/*
+ * Copyright (c) 2022 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 SRC_RUNTIME_HEURISTICS_DWC_NATIVE_ICLDWCNATIVEKERNELCONFIG
+#define SRC_RUNTIME_HEURISTICS_DWC_NATIVE_ICLDWCNATIVEKERNELCONFIG
+
+#include "arm_compute/core/GPUTarget.h"
+#include "arm_compute/core/KernelDescriptors.h"
+#include "arm_compute/core/Types.h"
+#include "src/core/common/Macros.h"
+
+namespace arm_compute
+{
+namespace cl_dwc
+{
+/** Basic container for the OpenCL depthwise convolution configuration functions */
+template <class T>
+class ClDWCNativeConfigArray
+{
+public:
+    /** Alias for F32 index */
+    static constexpr size_t DT_F32 = 0;
+    /** Alias for F16 index */
+    static constexpr size_t DT_F16 = 1;
+    /** Alias for Int8 index */
+    static constexpr size_t DT_INT8 = 2;
+
+    /** Constructor
+     *
+     * @param[in] func_f32  Function to call for depthwise convolution F32
+     * @param[in] func_f16  Function to call for depthwise convolution F16
+     * @param[in] func_int8 Function to call for depthwise convolution Int8 (QASYMM8, QASYMM8_SIGNED, QSYMM8_PER_CHANNEL)
+     *
+     */
+    ClDWCNativeConfigArray(T func_f32, T func_f16, T func_int8)
+        : _configs{ func_f32, func_f16, func_int8 }
+    {
+    }
+
+    /** Method to return the depthwise convolution configuration function based on data type
+     *
+     * @param[in] data_type Input data type
+     *
+     * @return the valid function otherwise it returns nullptr if the data type is not valid
+     */
+    T get_function(DataType data_type)
+    {
+        switch(data_type)
+        {
+            case DataType::F32:
+                return _configs.at(DT_F32);
+            case DataType::F16:
+                return _configs.at(DT_F16);
+            case DataType::QASYMM8:
+            case DataType::QASYMM8_SIGNED:
+            case DataType::QSYMM8_PER_CHANNEL:
+                return _configs.at(DT_INT8);
+            default:
+                return nullptr;
+        }
+    }
+
+private:
+    std::array<T, 3> _configs;
+};
+
+/** Basic interface for the depthwise convolution kernel configuration */
+class IClDWCNativeKernelConfig
+{
+public:
+    /** Constructor
+     *
+     * @param[in] arch GPU target
+     */
+    IClDWCNativeKernelConfig(GPUTarget arch)
+        : _target(arch)
+    {
+    }
+    ARM_COMPUTE_DISALLOW_COPY_ALLOW_MOVE(IClDWCNativeKernelConfig);
+    /** Virtual destructor */
+    virtual ~IClDWCNativeKernelConfig() = default;
+    /** This method returns the @ref DWCComputeKernelInfo for the given inputs
+     *
+     * @param[in] src              Source tensor (activation tensor)
+     * @param[in] wei              Weights tensor
+     * @param[in] conv_info        Convolution info
+     * @param[in] dilation         Kernel dilation
+     * @param[in] depth_multiplier Output feature maps multiplier
+     */
+    virtual DWCComputeKernelInfo configure(const ITensorInfo *src, const ITensorInfo *wei, const PadStrideInfo &conv_info, const Size2D &dilation,
+                                           unsigned int depth_multiplier) = 0;
+
+protected:
+    GPUTarget _target;
+};
+} // namespace cl_dwc
+} // namespace arm_compute
+#endif /* SRC_RUNTIME_HEURISTICS_DWC_NATIVE_ICLDWCNATIVEKERNELCONFIG */