fix find_ready reg_id

2 files changed, 4 insertions, 3 deletions

diff --git a/src/gpgpu-sim/shader.cc b/src/gpgpu-sim/shader.cc
index c3b8d39..d9d4411 100644
--- a/src/gpgpu-sim/shader.cc
+++ b/src/gpgpu-sim/shader.cc
@@ -3962,7 +3962,7 @@ void opndcoll_rfu_t::dispatch_ready_cu() {
         }
       }
       unsigned cusPerSched = du.get_num_collectors() / m_num_warp_scheds;
-      unsigned reg_id = p / cusPerSched;
+      unsigned reg_id = cu->get_id() / cusPerSched;
       cu->dispatch(sub_core_model, reg_id);
     }
   }
diff --git a/src/gpgpu-sim/shader.h b/src/gpgpu-sim/shader.h
index 74bf320..9b14bfd 100644
--- a/src/gpgpu-sim/shader.h
+++ b/src/gpgpu-sim/shader.h
@@ -917,9 +917,10 @@ class opndcoll_rfu_t {  // operand collector based register file unit
       m_next_cu = 0;
     }
 
-    collector_unit_t *find_ready(bool sub_core_model, unsigned reg_id) {
+    collector_unit_t *find_ready(bool sub_core_model) {
       for (unsigned n = 0; n < m_num_collectors; n++) {
         unsigned c = (m_last_cu + n + 1) % m_num_collectors;
+        unsigned reg_id = c / m_num_collectors;
         if ((*m_collector_units)[c].ready(sub_core_model, reg_id)) {
           m_last_cu = c;
           return &((*m_collector_units)[c]);
@@ -929,7 +930,7 @@ class opndcoll_rfu_t {  // operand collector based register file unit
     }
 
     unsigned get_num_collectors(){return m_num_collectors;}
-    
+
    private:
     unsigned m_num_collectors;
     std::vector<collector_unit_t> *m_collector_units;