Move CompilerDriver.h here.

llvm-svn: 15609

1 files changed, 75 insertions, 0 deletions

diff --git a/llvm/tools/llvmc/CompilerDriver.h b/llvm/tools/llvmc/CompilerDriver.h
new file mode 100644
index 00000000000..d56c9b5b6b4
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+++ b/llvm/tools/llvmc/CompilerDriver.h
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+//===- CompilerDriver.h - Compiler Driver ---------------------------------===//
+// 
+//                     The LLVM Compiler Infrastructure
+//
+// This file was developed by Reid Spencer and is distributed under the 
+// University of Illinois Open Source License. See LICENSE.TXT for details.
+// 
+//===----------------------------------------------------------------------===//
+//
+// This file declares the CompilerDriver class which implements the bulk of the
+// LLVM Compiler Driver program (llvmc).
+//
+//===------------------------------------------------------------------------===
+
+namespace llvm {
+  /// This class provides the high level interface to the LLVM Compiler Driver.
+  /// The driver's purpose is to make it easier for compiler writers and users
+  /// of LLVM to utilize the compiler toolkits and LLVM toolset by learning only
+  /// the interface of one program (llvmc).
+  /// 
+  /// @see llvmc.cpp
+  /// @brief The interface to the LLVM Compiler Driver.
+  class CompilerDriver {
+    /// @name Types
+    /// @{
+    public:
+      typedef unsigned OptimizationLevel;
+      enum Phases {
+        PREPROCESSING, ///< Source language combining, filtering, substitution
+        TRANSLATION,   ///< Translate source -> LLVM bytecode/assembly
+        OPTIMIZATION,  ///< Optimize translation result 
+        LINKING,       ///< Link bytecode and native code
+        ASSEMBLY,      ///< Convert program to executable
+      };
+
+      enum OptimizationLevels {
+        OPT_NONE,
+        OPT_FAST_COMPILE,
+        OPT_SIMPLE,
+        OPT_AGGRESSIVE,
+        OPT_LINK_TIME,
+        OPT_AGGRESSIVE_LINK_TIME
+      };
+
+    /// @}
+    /// @name Constructors
+    /// @{
+    public:
+      CompilerDriver();
+
+    /// @}
+    /// @name Accessors
+    /// @{
+    public:
+      void execute(); ///< Execute the actions requested
+
+    /// @}
+    /// @name Mutators
+    /// @{
+    public:
+      /// @brief Set the optimization level for the compilation
+      void setOptimization( OptimizationLevel level );
+      void setFinalPhase( Phases phase );
+
+    /// @}
+    /// @name Data
+    /// @{
+    public:
+      Phases finalPhase;
+      OptimizationLevel optLevel;
+
+    /// @}
+
+  };
+}