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 #include "llvm/Support/Compiler.h" 27 28 namespace llvm { 29 30 struct StripSymbolsPass : PassInfoMixin<StripSymbolsPass> { 31 LLVM_ABI PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM); 32 }; 33 34 struct StripNonDebugSymbolsPass : PassInfoMixin<StripNonDebugSymbolsPass> { 35 LLVM_ABI PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM); 36 }; 37 38 struct StripDebugDeclarePass : PassInfoMixin<StripDebugDeclarePass> { 39 LLVM_ABI PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM); 40 }; 41 42 struct StripDeadDebugInfoPass : PassInfoMixin<StripDeadDebugInfoPass> { 43 LLVM_ABI PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM); 44 }; 45 46 struct StripDeadCGProfilePass : PassInfoMixin<StripDeadCGProfilePass> { 47 LLVM_ABI PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM); 48 }; 49 50 } // end namespace llvm 51 52 #endif // LLVM_TRANSFORMS_IPO_STRIPSYMBOLS_H 53