1 /* 2 * Copyright (c) 2023-2024 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef LIBLLVMBACKEND_TRANSFORMS_PASSES_INLINE_IR_DISCARD_INLINE_MODULE_H 17 #define LIBLLVMBACKEND_TRANSFORMS_PASSES_INLINE_IR_DISCARD_INLINE_MODULE_H 18 19 #include <llvm/IR/PassManager.h> 20 21 namespace ark::llvmbackend { 22 struct LLVMCompilerOptions; 23 } // namespace ark::llvmbackend 24 25 namespace llvm { 26 class GlobalObject; 27 } // namespace llvm 28 29 namespace ark::llvmbackend::passes { 30 31 class DiscardInlineModule : public llvm::PassInfoMixin<DiscardInlineModule> { 32 public: 33 static bool ShouldInsert(const ark::llvmbackend::LLVMCompilerOptions *options); 34 35 // NOLINTNEXTLINE(readability-identifier-naming) 36 llvm::PreservedAnalyses run(llvm::Module &module, llvm::ModuleAnalysisManager &analysis_manager); 37 38 private: 39 bool DiscardIfNecessary(llvm::GlobalObject *object); 40 41 bool ShouldKeep(const llvm::GlobalValue &globalValue) const; 42 43 public: 44 static constexpr llvm::StringRef ARG_NAME = "discard-inline-module"; 45 }; 46 47 } // namespace ark::llvmbackend::passes 48 49 #endif // LIBLLVMBACKEND_TRANSFORMS_PASSES_INLINE_IR_DISCARD_INLINE_MODULE_H 50