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//===---------- LTOPostIPODriver.h - PostIPO Driver -----------------------===//
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file declare the PostIPODriver class which is the driver for
// Post-IPO compilation phase.
//
//===----------------------------------------------------------------------===//
#ifndef LTO_POSTIPO_DRIVER_H
#define LTO_POSTIPO_DRIVER_H
#include "llvm/Target/TargetMachine.h"
namespace lto {
class IPOPartMgr;
class IPOFileMgr;
class IPOFile;
class PostIPODriver {
public:
typedef enum {
PIDV_Invalid,
PIDV_SERIAL, // No partition
PIDV_MultiThread, // Each partition is compiled by a thread
PIDV_MultiProc, // Each partition is compiled by a process
PIDV_MakeUtil // Partitions compilation is driven by a make-utility
} VariantTy;
PostIPODriver(VariantTy Var, TargetMachine *TM, IPOPartMgr &IPM,
IPOFileMgr &IFM, bool ToMergeObjs = false);
// Return the single resulting object file. If there is no prior
// compilation failure, this function may return NULL iff:
// 1) Partition is enabled, and
// 2) Multiple partitions are generated, and
// 3) It is not asked to merge together the objects corresponding to the
// the partions.
IPOFile *getSingleObjFile() const;
bool Compile(std::string &ErrMsg);
private:
void *DrvImpl;
};
}
#endif // LTO_POSTIPO_DRIVER_H
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