1 files changed, 65 insertions, 0 deletions
diff --git a/src/core/NEON/kernels/arm_gemm/gemm_fp16.cpp b/src/core/NEON/kernels/arm_gemm/gemm_fp16.cpp
new file mode 100644
index 0000000000..b9729d4c5c
--- /dev/null
+++ b/src/core/NEON/kernels/arm_gemm/gemm_fp16.cpp
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017-2018 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.
+ */
+#ifdef __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
+
+#include "arm_gemm.hpp"
+
+#include "gemm_common.hpp"
+#include "gemm_interleaved.hpp"
+
+#include "kernels/a32_sgemm_8x6.hpp"
+#include "kernels/a64_hgemm_24x8.hpp"
+#include "kernels/a64_sgemm_12x8.hpp"
+
+namespace arm_gemm
+{
+template <>
+UniqueGemmCommon<__fp16, __fp16> gemm(const CPUInfo &ci, const unsigned int M, const unsigned int N, const unsigned int K,
+                                      const bool trA, const bool trB, const __fp16 alpha, const __fp16 beta,
+                                      const int maxthreads, const bool pretransposed_hint)
+{
+#ifdef __aarch64__
+    /* If FP16 is supported, use it */
+    if(ci.has_fp16())
+    {
+        return UniqueGemmCommon<__fp16, __fp16>(new GemmInterleaved<hgemm_24x8, __fp16, __fp16>(&ci, M, N, K, trA, trB, alpha, beta, maxthreads, pretransposed_hint));
+    }
+
+    /* Fallback to using the blocked SGEMM kernel. */
+    return UniqueGemmCommon<__fp16, __fp16>(new GemmInterleaved<sgemm_12x8, __fp16, __fp16>(&ci, M, N, K, trA, trB, alpha, beta, maxthreads, pretransposed_hint));
+#else
+    /* For AArch32, only support the SGEMM route. */
+    return UniqueGemmCommon<__fp16, __fp16>(new GemmInterleaved<sgemm_8x6, __fp16, __fp16>(&ci, M, N, K, trA, trB, alpha, beta, maxthreads, pretransposed_hint));
+#endif
+}
+
+// Instantiate static class members
+#ifdef __aarch64__
+const int hgemm_24x8::out_width;
+const int hgemm_24x8::out_height;
+#endif
+
+} // namespace arm_gemm
+
+#endif // __ARM_FEATURE_FP16_SCALAR_ARITHMETIC