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, 65 insertions, 0 deletions

diff --git a/arm_compute/runtime/CL/gemm/CLGEMMKernelSelection.h b/arm_compute/runtime/CL/gemm/CLGEMMKernelSelection.h
new file mode 100644
index 0000000000..47d787445e
--- /dev/null
+++ b/arm_compute/runtime/CL/gemm/CLGEMMKernelSelection.h
@@ -0,0 +1,65 @@
+/*
+ * 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_CLGEMMKERNELSELECTION_H
+#define ARM_COMPUTE_CLGEMMKERNELSELECTION_H
+
+#include "arm_compute/runtime/CL/ICLGEMMKernelSelection.h"
+#include "arm_compute/runtime/CL/gemm/CLGEMMKernelSelectionBifrost.h"
+#include "arm_compute/runtime/CL/gemm/CLGEMMKernelSelectionMidgard.h"
+#include "arm_compute/runtime/CL/gemm/CLGEMMKernelSelectionValhall.h"
+
+#include <memory>
+
+namespace arm_compute
+{
+namespace cl_gemm
+{
+/** CLGEMMKernelSelection factory class */
+class CLGEMMKernelSelectionFactory final
+{
+public:
+    /** Static method to select the GEMM kernel accordingly with the GPU target and GEMM's dimensionality
+     *
+     * @param[in] gpu GPU target
+     *
+     * @return CLGEMMKernelSelection class
+     */
+    static std::unique_ptr<ICLGEMMKernelSelection> create(GPUTarget gpu)
+    {
+        switch(get_arch_from_target(gpu))
+        {
+            case GPUTarget::MIDGARD:
+                return support::cpp14::make_unique<CLGEMMKernelSelectionMidgard>(gpu);
+            case GPUTarget::BIFROST:
+                return support::cpp14::make_unique<CLGEMMKernelSelectionBifrost>(gpu);
+            case GPUTarget::VALHALL:
+                return support::cpp14::make_unique<CLGEMMKernelSelectionValhall>(gpu);
+            default:
+                ARM_COMPUTE_ERROR("Not supported GPU target");
+        }
+    }
+};
+} // namespace cl_gemm
+} // namespace arm_compute
+#endif /*ARM_COMPUTE_CLGEMMKERNELSELECTION_H */