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 tir/usmp/transform.h |
22 | * \brief The transform passes for TIR-based Unified Static Memory Planner |
23 | */ |
24 | |
25 | #ifndef TVM_TIR_USMP_TRANSFORM_H_ |
26 | #define TVM_TIR_USMP_TRANSFORM_H_ |
27 | |
28 | #include <tvm/tir/usmp/utils.h> |
29 | |
30 | namespace tvm { |
31 | namespace tir { |
32 | namespace usmp { |
33 | namespace transform { |
34 | |
35 | using Pass = tvm::transform::Pass; |
36 | |
37 | /*! |
38 | * \brief Convert the analyzed PoolAllocation to offsets from pool variables |
39 | * |
40 | * This pass would convert the main function to accept pool variables as an input |
41 | * that get passed onto the operator PrimFuncs. Furthermore, the static allocations |
42 | * will be converted to offsets within the pool variable. |
43 | * |
44 | * \return the pass |
45 | */ |
46 | TVM_DLL Pass ConvertPoolAllocationsToOffsets(const Map<tir::Stmt, PoolAllocation>& pool_allocations, |
47 | Bool emit_tvmscript_printable = Bool(false)); |
48 | |
49 | /*! |
50 | * \brief Assign PoolInfo objects to tir.allocate nodes depending on the PrimFunc's target |
51 | * |
52 | * This pass would assign default PoolInfo objects to allocate nodes that are not otherwise |
53 | * annotated, depending on pool info supplied for each target. |
54 | * |
55 | * \return the pass |
56 | */ |
57 | TVM_DLL Pass AssignPoolInfo(); |
58 | |
59 | /*! |
60 | * \brief This pass creates Allocate nodes for I/O tensors |
61 | * |
62 | * If the user wants to place the I/O tensors in the workspace, this pass is required to be |
63 | * run. In doing so, it will create Allocate nodes for I/O tensors to be planned, and be removed |
64 | * from function arguments. |
65 | * |
66 | * \return the pass |
67 | */ |
68 | TVM_DLL Pass CreateAllocatesForIO(); |
69 | |
70 | } // namespace transform |
71 | } // namespace usmp |
72 | } // namespace tir |
73 | } // namespace tvm |
74 | |
75 | #endif // TVM_TIR_USMP_TRANSFORM_H_ |
76 | |