1 files changed, 91 insertions, 0 deletions
diff --git a/src/core/NEON/kernels/arm_gemm/kernels/a64_smallK_hybrid_s8s32_dot_8x4.hpp b/src/core/NEON/kernels/arm_gemm/kernels/a64_smallK_hybrid_s8s32_dot_8x4.hpp
new file mode 100644
index 0000000000..9f9c2a49db
--- /dev/null
+++ b/src/core/NEON/kernels/arm_gemm/kernels/a64_smallK_hybrid_s8s32_dot_8x4.hpp
@@ -0,0 +1,91 @@
+/*
+ * Copyright (c) 2019-2020 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.
+ */
+#pragma once
+
+#ifdef __aarch64__
+
+#include <cstdint>
+
+namespace arm_gemm
+{
+
+// Actual kernel implementations
+void a64_smallK_hybrid_s8s32_dot_8x4(const int8_t *, int, const int8_t *, int32_t *, int, int, int, int, const int32_t *, Activation, bool);
+void a64_smallK_hybrid_s8s32_dot_8x4_a55(const int8_t *, int, const int8_t *, int32_t *, int, int, int, int, const int32_t *, Activation, bool);
+
+class cls_a64_smallK_hybrid_s8s32_dot_8x4
+{
+public:
+    typedef int8_t operand_type;
+    typedef int32_t result_type;
+
+    typedef void (*kern_type)(const int8_t *, int, const int8_t *, int32_t *, int, int, int, int, const int32_t *, Activation, bool);
+
+    /* Kernel blocking parameters */
+    static constexpr unsigned int out_height()
+    {
+        return 8;
+    }
+
+    static unsigned int out_width()
+    {
+        return 4;
+    }
+
+    static constexpr unsigned int k_unroll()
+    {
+        return 4;
+    }
+
+    static constexpr bool supports_accumulate()
+    {
+        return false;
+    }
+
+    static constexpr bool supports_bias()
+    {
+        return false;
+    }
+
+    static constexpr bool supports_activation()
+    {
+        return false;
+    }
+
+    StdTransformsFixed<operand_type, result_type, 8, 4, 4> transforms = {};
+
+    // Default to the generic kernel
+    kern_type kernel=a64_smallK_hybrid_s8s32_dot_8x4;
+
+    cls_a64_smallK_hybrid_s8s32_dot_8x4(const CPUInfo *ci)
+    {
+        if (ci->get_cpu_model() == CPUModel::A55r1) {
+            kernel = a64_smallK_hybrid_s8s32_dot_8x4_a55;
+        }
+    }
+};
+
+} // namespace arm_gemm
+
+#endif // __aarch64__