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, 58 insertions, 0 deletions

diff --git a/arm_compute/runtime/CL/CLTypes.h b/arm_compute/runtime/CL/CLTypes.h
new file mode 100644
index 0000000000..f7b4ebd9b4
--- /dev/null
+++ b/arm_compute/runtime/CL/CLTypes.h
@@ -0,0 +1,58 @@
+/*
+ * 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_RUNTIME_CLTYPES_H
+#define ARM_COMPUTE_RUNTIME_CLTYPES_H
+
+namespace arm_compute
+{
+/** OpenCL GEMM kernel types */
+enum class CLGEMMKernelType
+{
+    /** Native GEMM kernel with fixed block size.
+     * @note Temporary variant to keep compatibility with the old implementation.
+     * @note This variant will be deprecated in favor of a new and configurable NATIVE variant
+     */
+    NATIVE_V1,
+    /** Reshaped GEMM kernel where both lhs and rhs matrices are reshaped. Fixed block size fixed.
+     * @note Temporary variant to keep compatibility with the old implementation.
+     * @note This variant will be deprecated in favor of RESHAPED
+     */
+    RESHAPED_V1,
+    /** Reshaped GEMM kernel where both lhs and rhs matrices are reshaped. Configurable reshape and block size */
+    RESHAPED,
+    /** Reshaped GEMM kernel where only the rhs matrix is reshaped. Configurable reshape and block size */
+    RESHAPED_ONLY_RHS
+};
+
+/** OpenCL GEMM kernel selection parameters. These information are retrieved to select the GEMM kernel on OpenCL */
+struct CLGEMMKernelSelectionParams
+{
+    unsigned int m{ 0 };                        /**< Number of rows for the lhs matrix. Lhs matrix NOT transposed */
+    unsigned int n{ 0 };                        /**< Number of columns for the rhs matrix. Rhs matrix NOT transposed */
+    unsigned int k{ 0 };                        /**< Number of rows for the rhs matrix. Rhs matrix NOT transposed */
+    bool         is_rhs_constant{ false };      /**< True if the content of the rhs matrix is constant */
+    DataType     data_type{DataType::UNKNOWN};  /**< Data type */
+};
+} // namespace arm_compute
+#endif /* ARM_COMPUTE_RUNTIME_CLTYPES_H */