1 files changed, 3 insertions, 1 deletions
diff --git a/src/cuda-sim/ptx_sim.h b/src/cuda-sim/ptx_sim.h
index a045a76..c2b3cc8 100644
--- a/src/cuda-sim/ptx_sim.h
+++ b/src/cuda-sim/ptx_sim.h
@@ -164,7 +164,7 @@ class ptx_thread_info;
 
 class ptx_cta_info {
 public:
-   ptx_cta_info( unsigned sm_idx );
+   ptx_cta_info( unsigned sm_idx, gpgpu_context* ctx );
    void add_thread( ptx_thread_info *thd );
    unsigned num_threads() const;
    void check_cta_thread_status_and_reset();
@@ -176,6 +176,8 @@ public:
    void reset_bar_threads();
 
 private:
+   // backward pointer
+   class gpgpu_context* gpgpu_ctx;
    unsigned           m_bar_threads;
    unsigned long long         m_uid;
    unsigned                m_sm_idx;