| //===-- llvm/CodeGen/ParallelCG.h - Parallel code generation ----*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This header declares functions that can be used for parallel code generation. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_CODEGEN_PARALLELCG_H |
| #define LLVM_CODEGEN_PARALLELCG_H |
| |
| #include "llvm/ADT/ArrayRef.h" |
| #include "llvm/Support/CodeGen.h" |
| #include "llvm/Target/TargetMachine.h" |
| |
| namespace llvm { |
| |
| class Module; |
| class TargetOptions; |
| class raw_pwrite_stream; |
| |
| /// Split M into OSs.size() partitions, and generate code for each. Writes |
| /// OSs.size() output files to the output streams in OSs. The resulting output |
| /// files if linked together are intended to be equivalent to the single output |
| /// file that would have been code generated from M. |
| /// |
| /// \returns M if OSs.size() == 1, otherwise returns std::unique_ptr<Module>(). |
| std::unique_ptr<Module> |
| splitCodeGen(std::unique_ptr<Module> M, ArrayRef<raw_pwrite_stream *> OSs, |
| StringRef CPU, StringRef Features, const TargetOptions &Options, |
| Reloc::Model RM = Reloc::Default, |
| CodeModel::Model CM = CodeModel::Default, |
| CodeGenOpt::Level OL = CodeGenOpt::Default, |
| TargetMachine::CodeGenFileType FT = TargetMachine::CGFT_ObjectFile); |
| |
| } // namespace llvm |
| |
| #endif |