store ack for new waps

2 files changed, 18 insertions, 0 deletions

diff --git a/src/gpgpu-sim/gpu-cache.h b/src/gpgpu-sim/gpu-cache.h
index 9dbfe82..381ce94 100644
--- a/src/gpgpu-sim/gpu-cache.h
+++ b/src/gpgpu-sim/gpu-cache.h
@@ -754,6 +754,9 @@ class cache_config {
   char *m_config_stringPrefL1;
   char *m_config_stringPrefShared;
   FuncCache cache_status;
+  write_allocate_policy_t get_write_allocate_policy() {
+    return m_write_alloc_policy;
+  }
 
  protected:
   void exit_parse_error() {
@@ -878,6 +881,9 @@ class tag_array {
   void update_cache_parameters(cache_config &config);
   void add_pending_line(mem_fetch *mf);
   void remove_pending_line(mem_fetch *mf);
+  void inc_dirty() {
+    m_dirty++;
+  }
 
  protected:
   // This constructor is intended for use only from derived classes that wish to
diff --git a/src/gpgpu-sim/shader.cc b/src/gpgpu-sim/shader.cc
index 14d9044..4769ca8 100644
--- a/src/gpgpu-sim/shader.cc
+++ b/src/gpgpu-sim/shader.cc
@@ -1974,6 +1974,18 @@ void ldst_unit::L1_latency_queue_cycle() {
       } else {
         assert(status == MISS || status == HIT_RESERVED);
         l1_latency_queue[j][0] = NULL;
+        if (mf_next->get_inst().is_store() &&
+            (m_config->m_L1D_config.get_write_allocate_policy() == FETCH_ON_WRITE ||
+              m_config->m_L1D_config.get_write_allocate_policy() == LAZY_FETCH_ON_READ) &&
+            !was_writeallocate_sent(events)) {
+          unsigned dec_ack =
+              (m_config->m_L1D_config.get_mshr_type() == SECTOR_ASSOC)
+                  ? (mf_next->get_data_size() / SECTOR_SIZE)
+                  : 1;
+          mf_next->set_reply();
+          for (unsigned i = 0; i < dec_ack; ++i) m_core->store_ack(mf_next);
+          if (!write_sent && !read_sent) delete mf_next;
+        }
       }
     }