Implement a -trace command line option and a trace option in the interpreter.

llvm-svn: 989

1 files changed, 2 insertions, 0 deletions

diff --git a/llvm/lib/ExecutionEngine/Interpreter/Interpreter.h b/llvm/lib/ExecutionEngine/Interpreter/Interpreter.h
index 16cc569ad0f..2d262aedc5d 100644
--- a/llvm/lib/ExecutionEngine/Interpreter/Interpreter.h
+++ b/llvm/lib/ExecutionEngine/Interpreter/Interpreter.h
@@ -56,6 +56,7 @@ class Interpreter {
   Module *CurMod;              // The current Module being executed (0 if none)
   int ExitCode;                // The exit code to be returned by the lli util
   bool Profile;                // Profiling enabled?
+  bool Trace;                  // Tracing enabled?
   int CurFrame;                // The current stack frame being inspected
 
   // The runtime stack of executing code.  The top of the stack is the current
@@ -72,6 +73,7 @@ public:
 
   // enableProfiling() - Turn profiling on, clear stats?
   void enableProfiling() { Profile = true; }
+  void enableTracing() { Trace = true; }
 
   void initializeExecutionEngine();
   void handleUserInput();