1 | //===- ModuleInliner.h - Module level Inliner pass --------------*- C++ -*-===// |
2 | // |
3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
4 | // See https://llvm.org/LICENSE.txt for license information. |
5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
6 | // |
7 | //===----------------------------------------------------------------------===// |
8 | |
9 | #ifndef LLVM_TRANSFORMS_IPO_MODULEINLINER_H |
10 | #define LLVM_TRANSFORMS_IPO_MODULEINLINER_H |
11 | |
12 | #include "llvm/Analysis/InlineAdvisor.h" |
13 | #include "llvm/Analysis/InlineCost.h" |
14 | #include "llvm/IR/PassManager.h" |
15 | |
16 | namespace llvm { |
17 | |
18 | /// The module inliner pass for the new pass manager. |
19 | /// |
20 | /// This pass wires together the inlining utilities and the inline cost |
21 | /// analysis into a module pass. Different from SCC inliner, it considers every |
22 | /// call in every function in the whole module and tries to inline if |
23 | /// profitable. With this module level inliner, it is possible to evaluate more |
24 | /// heuristics in the module level such like PriorityInlineOrder. It can be |
25 | /// tuned with a number of parameters to control what cost model is used and |
26 | /// what tradeoffs are made when making the decision. |
27 | class ModuleInlinerPass : public PassInfoMixin<ModuleInlinerPass> { |
28 | public: |
29 | ModuleInlinerPass(InlineParams Params = getInlineParams(), |
30 | InliningAdvisorMode Mode = InliningAdvisorMode::Default, |
31 | ThinOrFullLTOPhase LTOPhase = ThinOrFullLTOPhase::None) |
32 | : Params(Params), Mode(Mode), LTOPhase(LTOPhase){}; |
33 | ModuleInlinerPass(ModuleInlinerPass &&Arg) = default; |
34 | |
35 | PreservedAnalyses run(Module &, ModuleAnalysisManager &); |
36 | |
37 | private: |
38 | InlineAdvisor &getAdvisor(const ModuleAnalysisManager &MAM, |
39 | FunctionAnalysisManager &FAM, Module &M); |
40 | std::unique_ptr<InlineAdvisor> OwnedAdvisor; |
41 | const InlineParams Params; |
42 | const InliningAdvisorMode Mode; |
43 | const ThinOrFullLTOPhase LTOPhase; |
44 | }; |
45 | } // end namespace llvm |
46 | |
47 | #endif // LLVM_TRANSFORMS_IPO_MODULEINLINER_H |
48 | |