1 //===- StripSymbols.h - Strip symbols and debug info from a module --------===// 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 // The StripSymbols transformation implements code stripping. Specifically, it 10 // can delete: 11 // 12 // * names for virtual registers 13 // * symbols for internal globals and functions 14 // * debug information 15 // 16 // Note that this transformation makes code much less readable, so it should 17 // only be used in situations where the 'strip' utility would be used, such as 18 // reducing code size or making it harder to reverse engineer code. 19 // 20 //===----------------------------------------------------------------------===// 21 22 #ifndef LLVM_TRANSFORMS_IPO_STRIPSYMBOLS_H 23 #define LLVM_TRANSFORMS_IPO_STRIPSYMBOLS_H 24 25 #include "llvm/IR/PassManager.h" 26 27 namespace llvm { 28 29 struct StripSymbolsPass : PassInfoMixin<StripSymbolsPass> { 30 PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM); 31 }; 32 33 struct StripNonDebugSymbolsPass : PassInfoMixin<StripNonDebugSymbolsPass> { 34 PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM); 35 }; 36 37 struct StripDebugDeclarePass : PassInfoMixin<StripDebugDeclarePass> { 38 PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM); 39 }; 40 41 struct StripDeadDebugInfoPass : PassInfoMixin<StripDeadDebugInfoPass> { 42 PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM); 43 }; 44 45 } // end namespace llvm 46 47 #endif // LLVM_TRANSFORMS_IPO_STRIPSYMBOLS_H 48