COMPMID-2097: Implement a heuristic to dispatch CLGEMMReshapedOnlyRHS kernel from CLGEMM

Change-Id: I4170a80647b02501aa669e2c0347ddc39888ee76
Signed-off-by: Gian Marco Iodice <gianmarco.iodice@arm.com>
Reviewed-on: https://review.mlplatform.org/c/928
Reviewed-by: Giuseppe Rossini <giuseppe.rossini@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>

1 files changed, 55 insertions, 0 deletions

diff --git a/src/core/CL/gemm/CLGEMMHelpers.cpp b/src/core/CL/gemm/CLGEMMHelpers.cpp
new file mode 100644
index 0000000000..4597d79d43
--- /dev/null
+++ b/src/core/CL/gemm/CLGEMMHelpers.cpp
@@ -0,0 +1,55 @@
+/*
+ * Copyright (c) 2019 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.
+ */
+#include "arm_compute/core/CL/gemm/CLGEMMHelpers.h"
+
+#include <utility>
+
+namespace arm_compute
+{
+namespace cl_gemm
+{
+std::pair<GEMMLHSMatrixInfo, GEMMRHSMatrixInfo> configure_lhs_rhs_info(unsigned int m, unsigned int n, unsigned int m0, unsigned int n0, unsigned int k0, unsigned int v0, unsigned int h0,
+                                                                       bool lhs_interleave, bool rhs_interleave, bool lhs_transpose, bool rhs_transpose)
+{
+    GEMMLHSMatrixInfo lhs_info;
+    GEMMRHSMatrixInfo rhs_info;
+
+    // Configure GEMMLHSMatrixInfo
+    lhs_info.m0         = m0;
+    lhs_info.k0         = k0;
+    lhs_info.v0         = ((m / (lhs_info.m0 * v0)) == 0) ? 1 : v0;
+    lhs_info.interleave = lhs_interleave;
+    lhs_info.transpose  = lhs_transpose;
+
+    // Configure GEMMRHSMatrixInfo
+    rhs_info.n0         = n0;
+    rhs_info.k0         = lhs_info.k0;
+    rhs_info.h0         = ((n / (rhs_info.n0 * h0)) == 0) ? 1 : h0;
+    rhs_info.interleave = rhs_interleave;
+    rhs_info.transpose  = rhs_transpose;
+
+    return std::make_pair(lhs_info, rhs_info);
+}
+} // namespace cl_gemm
+} // namespace arm_compute
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