1 /**
2 * Copyright 2024 Huawei Technologies Co., Ltd
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16 #include <string>
17 #include "transform/symbol/acl_base_symbol.h"
18 #include "transform/symbol/acl_compiler_symbol.h"
19 #include "transform/symbol/acl_mdl_symbol.h"
20 #include "transform/symbol/acl_op_symbol.h"
21 #include "transform/symbol/acl_prof_symbol.h"
22 #include "transform/symbol/acl_rt_allocator_symbol.h"
23 #include "transform/symbol/acl_rt_symbol.h"
24 #include "transform/symbol/acl_symbol.h"
25 #include "transform/symbol/acl_tdt_symbol.h"
26 #include "transform/symbol/symbol_utils.h"
27
28 namespace mindspore {
29 namespace transform {
30
31 static bool load_ascend_api = false;
32
GetLibHandler(const std::string & lib_path)33 void *GetLibHandler(const std::string &lib_path) {
34 auto handler = dlopen(lib_path.c_str(), RTLD_LAZY | RTLD_LOCAL);
35 if (handler == nullptr) {
36 MS_LOG(INFO) << "Dlopen " << lib_path << " failed!" << dlerror();
37 }
38 return handler;
39 }
40
GetAscendPath()41 std::string GetAscendPath() {
42 Dl_info info;
43 if (dladdr(reinterpret_cast<void *>(aclrtMalloc), &info) == 0) {
44 MS_LOG(INFO) << "Get dladdr failed, skip.";
45 return "";
46 }
47 auto path_tmp = std::string(info.dli_fname);
48 const std::string kLib64 = "lib64";
49 auto pos = path_tmp.find(kLib64);
50 if (pos == std::string::npos) {
51 MS_EXCEPTION(ValueError) << "Get ascend path failed, please check the run package.";
52 }
53 return path_tmp.substr(0, pos);
54 }
55
LoadAscendApiSymbols()56 void LoadAscendApiSymbols() {
57 if (load_ascend_api) {
58 MS_LOG(INFO) << "Ascend api is already loaded.";
59 return;
60 }
61 std::string ascend_path = GetAscendPath();
62 LoadAclBaseApiSymbol(ascend_path);
63 LoadAclOpCompilerApiSymbol(ascend_path);
64 LoadAclMdlApiSymbol(ascend_path);
65 LoadAclOpApiSymbol(ascend_path);
66 LoadProfApiSymbol(ascend_path);
67 LoadAclAllocatorApiSymbol(ascend_path);
68 LoadAclRtApiSymbol(ascend_path);
69 LoadAclApiSymbol(ascend_path);
70 LoadAcltdtApiSymbol(ascend_path);
71 load_ascend_api = true;
72 MS_LOG(INFO) << "Load ascend api success!";
73 }
74
75 } // namespace transform
76 } // namespace mindspore
77