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_FIXUP_POISONS_H 17 #define LIBLLVMBACKEND_TRANSFORMS_PASSES_FIXUP_POISONS_H 18 19 #include <llvm/IR/PassManager.h> 20 #include <llvm/IR/Instruction.h> 21 22 namespace ark::llvmbackend { 23 struct LLVMCompilerOptions; 24 } // namespace ark::llvmbackend 25 26 namespace ark::llvmbackend::passes { 27 28 class FixupPoisons : public llvm::PassInfoMixin<FixupPoisons> { 29 public: 30 static constexpr llvm::StringRef ARG_NAME = "fixup-poisons"; 31 32 explicit FixupPoisons(); 33 ShouldInsert(const ark::llvmbackend::LLVMCompilerOptions * options)34 static bool ShouldInsert([[maybe_unused]] const ark::llvmbackend::LLVMCompilerOptions *options) 35 { 36 return true; 37 } 38 39 // NOLINTNEXTLINE(readability-identifier-naming) 40 llvm::PreservedAnalyses run(llvm::Function &function, llvm::FunctionAnalysisManager &analysisManager); 41 42 private: 43 bool FixupInstructionOperands(llvm::Instruction &instruction); 44 }; 45 46 } // namespace ark::llvmbackend::passes 47 48 #endif // LIBLLVMBACKEND_TRANSFORMS_PASSES_FIXUP_POISONS_H 49