Addin in a protected constructor that can be used by derived classes of the tag_array so they can allocate their own type of lines

[git-p4: depot-paths = "//depot/gpgpu_sim_research/fermi/distribution/": change = 15214]

1 files changed, 11 insertions, 0 deletions

diff --git a/src/gpgpu-sim/gpu-cache.h b/src/gpgpu-sim/gpu-cache.h
index 2d50e67..dabcc18 100644
--- a/src/gpgpu-sim/gpu-cache.h
+++ b/src/gpgpu-sim/gpu-cache.h
@@ -278,6 +278,7 @@ private:
 
 class tag_array {
 public:
+    // Use this constructor
     tag_array( const cache_config &config, int core_id, int type_id );
     ~tag_array();
 
@@ -299,6 +300,16 @@ public:
     void get_stats(unsigned &total_access, unsigned &total_misses) const;
 
 protected:
+    // This constructor is intended for use only from derived classes that wish to
+    // avoid unnecessary memory allocation that takes place in the
+    // other tag_array constructor
+    tag_array( const cache_config &config,
+               int core_id,
+               int type_id,
+               cache_block_t* new_lines );
+    void init( int core_id, int type_id );
+
+protected:
 
     const cache_config &m_config;