v0.10.1rc1

csrc/kernels/utils.h

@@ -0,0 +1,51 @@
+/*
+ * Copyright (c) Huawei Technologies Co., Ltd. 2024. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+#include "kernel_type.h"
+namespace vllm_ascend {
+
+template <typename scalar_t> struct AccType;
+
+#if (__CCE_AICORE__ >= 220)
+template <> struct AccType<bfloat16_t> {
+  using type = float;
+};
+#endif
+
+template <> struct AccType<half> {
+    using type = half;
+};
+
+template <> struct AccType<float> {
+    using type = float;
+};
+
+template <> struct AccType<int8_t> {
+    using type = int;
+};
+
+template <typename scalar_t>
+__aicore__ inline void local_mem_copy(AscendC::LocalTensor<scalar_t> dst, AscendC::LocalTensor<scalar_t> src, int size)
+{
+    constexpr int loadSize = 256 / sizeof(scalar_t);
+    int loopCnt = size / loadSize;
+    int tailSize = size % loadSize;
+    if (loopCnt)
+        AscendC::Copy(dst, src, loadSize, loopCnt, {1, 1, 8, 8});
+    AscendC::Copy(dst[loopCnt * loadSize], src[loopCnt * loadSize], tailSize, 1, {1, 1, 8, 8});
+}
+} // namespace vllm_ascend