[driver] Refactor a bit to enable a few fixes when generating diagnostics. No functional change intended.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@137524 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 16 insertions, 1 deletions

diff --git a/include/clang/Driver/Driver.h b/include/clang/Driver/Driver.h
index 8a1e1cbbc0..e979146724 100644
--- a/include/clang/Driver/Driver.h
+++ b/include/clang/Driver/Driver.h
@@ -13,6 +13,7 @@
 #include "clang/Basic/Diagnostic.h"
 
 #include "clang/Driver/Phases.h"
+#include "clang/Driver/Types.h"
 #include "clang/Driver/Util.h"
 
 #include "llvm/ADT/StringRef.h"
@@ -110,6 +111,9 @@ public:
   /// The file to log CC_LOG_DIAGNOSTICS output to, if enabled.
   const char *CCLogDiagnosticsFilename;
 
+  /// A list of inputs and their types for the given arguments.
+  typedef SmallVector<std::pair<types::ID, const Arg*>, 16> InputList;
+
   /// Whether the driver should follow g++ like behavior.
   unsigned CCCIsCXX : 1;
 
@@ -242,6 +246,16 @@ public:
   /// ArgList.
   InputArgList *ParseArgStrings(ArrayRef<const char *> Args);
 
+  /// BuildInputs - Construct the list of inputs and their types from 
+  /// the given arguments.
+  ///
+  /// \param TC - The default host tool chain.
+  /// \param Args - The input arguments.
+  /// \param Inputs - The list to store the resulting compilation 
+  /// inputs onto.
+  void BuildInputs(const ToolChain &TC, const DerivedArgList &Args,
+                   InputList &Inputs) const;
+
   /// BuildActions - Construct the list of actions to perform for the
   /// given arguments, which are only done for a single architecture.
   ///
@@ -249,7 +263,7 @@ public:
   /// \param Args - The input arguments.
   /// \param Actions - The list to store the resulting actions onto.
   void BuildActions(const ToolChain &TC, const DerivedArgList &Args,
-                    ActionList &Actions) const;
+                    const InputList &Inputs, ActionList &Actions) const;
 
   /// BuildUniversalActions - Construct the list of actions to perform
   /// for the given arguments, which may require a universal build.
@@ -258,6 +272,7 @@ public:
   /// \param Args - The input arguments.
   /// \param Actions - The list to store the resulting actions onto.
   void BuildUniversalActions(const ToolChain &TC, const DerivedArgList &Args,
+                             const InputList &BAInputs,
                              ActionList &Actions) const;
 
   /// BuildJobs - Bind actions to concrete tools and translate