1 files changed, 52 insertions, 0 deletions
diff --git a/tools/lto/LTOPostIPODriver.h b/tools/lto/LTOPostIPODriver.h
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+++ b/tools/lto/LTOPostIPODriver.h
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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;
+    VariantTy DrvStyle;
+  };
+}
+
+#endif // LTO_POSTIPO_DRIVER_H