COMPMID-3112: Reworking heuristic for CLGEMM - part1

The new heuristic only affects the floating point execution

Change-Id: Ia6edc14ab1bdda4cee31b7afb096d0305d99b809
Signed-off-by: Gian Marco Iodice <gianmarco.iodice@arm.com>
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/2942
Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>

1 files changed, 66 insertions, 0 deletions

diff --git a/arm_compute/runtime/CL/ICLGEMMKernelSelection.h b/arm_compute/runtime/CL/ICLGEMMKernelSelection.h
new file mode 100644
index 0000000000..69b941109d
--- /dev/null
+++ b/arm_compute/runtime/CL/ICLGEMMKernelSelection.h
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 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_ICLGEMMKERNELSELECTION_H
+#define ARM_COMPUTE_ICLGEMMKERNELSELECTION_H
+
+#include "arm_compute/core/GPUTarget.h"
+#include "arm_compute/core/Types.h"
+#include "arm_compute/runtime/CL/CLTypes.h"
+
+namespace arm_compute
+{
+namespace cl_gemm
+{
+/** Basic interface for the GEMM kernel selection */
+class ICLGEMMKernelSelection
+{
+public:
+    /** Constructor
+     *
+     * @param[in] arch GPU target
+     */
+    ICLGEMMKernelSelection(GPUTarget arch)
+        : _target(arch)
+    {
+    }
+    /** Default Move Constructor. */
+    ICLGEMMKernelSelection(ICLGEMMKernelSelection &&) = default;
+    /** Default move assignment operator */
+    ICLGEMMKernelSelection &operator=(ICLGEMMKernelSelection &&) = default;
+    /** Virtual destructor */
+    virtual ~ICLGEMMKernelSelection() = default;
+    /** Given the input parameters passed through @ref CLGEMMKernelSelectionParams, this method returns the @ref CLGEMMKernelType to use
+     *
+     * @param[in] params Input parameters used by the function to return the OpenCL GEMM's kernel
+     *
+     * @return @ref CLGEMMKernelType
+     */
+    virtual CLGEMMKernelType select_kernel(const CLGEMMKernelSelectionParams &params) = 0;
+
+protected:
+    GPUTarget _target; /**< GPU target could be used to call a dedicated heuristic for each GPU IP for a given GPU architecture */
+};
+} // namespace cl_gemm
+} // namespace arm_compute
+#endif /*ARM_COMPUTE_ICLGEMMKERNELSELECTION_H */