1 files changed, 69 insertions, 0 deletions
diff --git a/arm_compute/core/NEON/kernels/convolution/winograd/batched_blocked_gemm.hpp b/arm_compute/core/NEON/kernels/convolution/winograd/batched_blocked_gemm.hpp
new file mode 100644
index 0000000000..663b3c414f
--- /dev/null
+++ b/arm_compute/core/NEON/kernels/convolution/winograd/batched_blocked_gemm.hpp
@@ -0,0 +1,69 @@
+/*
+ * Copyright (c) 2017 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.
+ */
+
+#pragma once
+
+namespace winograd
+{
+
+template <const int M_BLOCK, const int N_BLOCK, typename TIn, typename TOut>
+class BatchedBlockedGemm
+{
+  public:
+    /** Create a new batched blocked GEMM operator. */
+    BatchedBlockedGemm(
+      const unsigned int n_gemms,
+      const int M, const int K, const int N,
+      const int a_matrix_stride,
+      const int a_row_stride,
+      const int b_matrix_stride,
+      const int b_row_stride,
+      const int c_matrix_stride,
+      const int c_row_stride,
+      const TIn* const a_ptr,
+      const TIn* const b_ptr,
+      TOut* const c_ptr
+    );
+
+    BatchedBlockedGemm(const BatchedBlockedGemm&) = delete;
+    BatchedBlockedGemm operator=(const BatchedBlockedGemm&) = delete;
+
+    /** Get a window of work performed by the operator. */
+    unsigned int get_window() const;
+
+    /** Perform a portion of the work of the operator. */
+    void run(const unsigned int start, const unsigned int stop);
+
+  private:
+    const unsigned int n_gemms;
+    const int M, N, K;
+    const int a_matrix_stride, a_row_stride;
+    const int b_matrix_stride, b_row_stride;
+    const int c_matrix_stride, c_row_stride;
+    const TIn* const a_ptr;
+    const TIn* const b_ptr;
+    TOut* const c_ptr;
+};
+
+}  // namespace winograd