1 files changed, 18 insertions, 0 deletions
diff --git a/include/clang/Driver/ToolChain.h b/include/clang/Driver/ToolChain.h
index 11a153c..55be4ee 100644
--- a/include/clang/Driver/ToolChain.h
+++ b/include/clang/Driver/ToolChain.h
@@ -10,6 +10,7 @@
 #ifndef CLANG_DRIVER_TOOLCHAIN_H_
 #define CLANG_DRIVER_TOOLCHAIN_H_
 
+#include "clang/Driver/Types.h"
 #include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/Triple.h"
 #include "llvm/System/Path.h"
@@ -17,6 +18,7 @@
 
 namespace clang {
 namespace driver {
+  class ArgList;
   class Compilation;
   class DerivedArgList;
   class Driver;
@@ -53,6 +55,7 @@ public:
   const Driver &getDriver() const;
   const llvm::Triple &getTriple() const { return Triple; }
 
+  llvm::Triple::ArchType getArch() const { return Triple.getArch(); }
   llvm::StringRef getArchName() const { return Triple.getArchName(); }
   llvm::StringRef getPlatform() const { return Triple.getVendorName(); }
   llvm::StringRef getOS() const { return Triple.getOSName(); }
@@ -89,6 +92,10 @@ public:
 
   // Platform defaults information
 
+  /// LookupTypeForExtension - Return the default language type to use for the
+  /// given extension.
+  virtual types::ID LookupTypeForExtension(const char *Ext) const;
+
   /// IsBlocksDefault - Does this tool chain enable -fblocks by default.
   virtual bool IsBlocksDefault() const { return false; }
 
@@ -135,6 +142,17 @@ public:
 
   /// UseSjLjExceptions - Does this tool chain use SjLj exceptions.
   virtual bool UseSjLjExceptions() const { return false; }
+
+  /// ComputeLLVMTriple - Return the LLVM target triple to use, after taking
+  /// command line arguments into account.
+  virtual std::string ComputeLLVMTriple(const ArgList &Args) const;
+
+  /// ComputeEffectiveClangTriple - Return the Clang triple to use for this
+  /// target, which may take into account the command line arguments. For
+  /// example, on Darwin the -mmacosx-version-min= command line argument (which
+  /// sets the deployment target) determines the version in the triple passed to
+  /// Clang.
+  virtual std::string ComputeEffectiveClangTriple(const ArgList &Args) const;
 };
 
 } // end namespace driver