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From GitBox <...@apache.org>
Subject [GitHub] [incubator-tvm] tqchen commented on a change in pull request #3934: [Runtime] MISRA-C compliant TVM runtime
Date Tue, 25 Feb 2020 03:51:18 GMT
tqchen commented on a change in pull request #3934: [Runtime] MISRA-C compliant TVM runtime
URL: https://github.com/apache/incubator-tvm/pull/3934#discussion_r383644326
 
 

 ##########
 File path: src/runtime/crt/c_backend_api.c
 ##########
 @@ -0,0 +1,63 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.
+ */
+
+#include <tvm/runtime/c_runtime_api.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <assert.h>
+#include <string.h>
+
+void* TVMBackendAllocWorkspace(int device_type, int device_id, uint64_t nbytes, int dtype_code_hint,
+                               int dtype_bits_hint) {
+  void* ptr = 0;
+  assert(nbytes > 0);
+  unsigned int dtype_bytes = dtype_bits_hint / 8;
+#ifdef __ANDROID__
+  ptr = memalign(64, nbytes * dtype_bytes);
 
 Review comment:
   NOTE for future improvements, consider the case of allocating from a fixed memory pool(in
case of ucontroller)

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