1 //===--- BackendUtil.h - LLVM Backend Utilities -----------------*- C++ -*-===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 #ifndef LLVM_CLANG_CODEGEN_BACKENDUTIL_H 11 #define LLVM_CLANG_CODEGEN_BACKENDUTIL_H 12 13 #include "clang/Basic/LLVM.h" 14 #include "llvm/IR/ModuleSummaryIndex.h" 15 #include <memory> 16 17 namespace llvm { 18 class Module; 19 class MemoryBufferRef; 20 } 21 22 namespace clang { 23 class DiagnosticsEngine; 24 class CodeGenOptions; 25 class TargetOptions; 26 class LangOptions; 27 28 enum BackendAction { 29 Backend_EmitAssembly, ///< Emit native assembly files 30 Backend_EmitBC, ///< Emit LLVM bitcode files 31 Backend_EmitLL, ///< Emit human-readable LLVM assembly 32 Backend_EmitNothing, ///< Don't emit anything (benchmarking mode) 33 Backend_EmitMCNull, ///< Run CodeGen, but don't emit anything 34 Backend_EmitObj ///< Emit native object files 35 }; 36 37 void EmitBackendOutput(DiagnosticsEngine &Diags, const CodeGenOptions &CGOpts, 38 const TargetOptions &TOpts, const LangOptions &LOpts, 39 const llvm::DataLayout &TDesc, llvm::Module *M, 40 BackendAction Action, raw_pwrite_stream *OS); 41 42 void EmbedBitcode(llvm::Module *M, const CodeGenOptions &CGOpts, 43 llvm::MemoryBufferRef Buf); 44 } 45 46 #endif 47