1 | /* |
2 | * Licensed to the Apache Software Foundation (ASF) under one |
3 | * or more contributor license agreements. See the NOTICE file |
4 | * distributed with this work for additional information |
5 | * regarding copyright ownership. The ASF licenses this file |
6 | * to you under the Apache License, Version 2.0 (the |
7 | * "License"); you may not use this file except in compliance |
8 | * with the License. You may obtain a copy of the License at |
9 | * |
10 | * http://www.apache.org/licenses/LICENSE-2.0 |
11 | * |
12 | * Unless required by applicable law or agreed to in writing, |
13 | * software distributed under the License is distributed on an |
14 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
15 | * KIND, either express or implied. See the License for the |
16 | * specific language governing permissions and limitations |
17 | * under the License. |
18 | */ |
19 | |
20 | /*! |
21 | * \file primfunc_utils.cc |
22 | * \brief Passes that serve as helper functions. |
23 | */ |
24 | |
25 | #include <tvm/driver/driver_api.h> |
26 | #include <tvm/tir/transform.h> |
27 | |
28 | namespace tvm { |
29 | namespace tir { |
30 | namespace transform { |
31 | transform::Pass BindTarget(Target target) { |
32 | auto fpass = [target](tir::PrimFunc f, IRModule m, transform::PassContext ctx) { |
33 | return WithAttr(std::move(f), tvm::attr::kTarget, target); |
34 | }; |
35 | return tir::transform::CreatePrimFuncPass(fpass, 0, "tir.BindTarget" , {}); |
36 | } |
37 | |
38 | transform::Pass AnnotateEntryFunc() { |
39 | auto fpass = [](tir::PrimFunc f, IRModule m, transform::PassContext ctx) { |
40 | ICHECK(m->functions.size() == 1); |
41 | return WithAttr(std::move(f), tir::attr::kIsEntryFunc, Bool(true)); |
42 | }; |
43 | return tir::transform::CreatePrimFuncPass(fpass, 0, "tir.AnnotateEntryFunc" , {}); |
44 | } |
45 | |
46 | transform::Pass Filter(runtime::TypedPackedFunc<bool(PrimFunc)> fcond) { |
47 | auto fpass = [fcond](tir::PrimFunc f, IRModule m, transform::PassContext ctx) { |
48 | if (fcond(f)) { |
49 | return f; |
50 | } else { |
51 | return tir::PrimFunc(nullptr); |
52 | } |
53 | }; |
54 | return tir::transform::CreatePrimFuncPass(fpass, 0, "tir.Filter" , {}); |
55 | } |
56 | |
57 | TVM_REGISTER_GLOBAL("tir.transform.BindTarget" ).set_body_typed(BindTarget); |
58 | TVM_REGISTER_GLOBAL("tir.transform.AnnotateEntryFunc" ).set_body_typed(AnnotateEntryFunc); |
59 | TVM_REGISTER_GLOBAL("tir.transform.Filter" ).set_body_typed(Filter); |
60 | |
61 | } // namespace transform |
62 | } // namespace tir |
63 | } // namespace tvm |
64 | |