Fixed the stat collection for gpgpu_n_shmem_insn. See Bug 128 for more detail. For verification, I added a directed test with a pre-calculated number of shared memory instructions.

[git-p4: depot-paths = "//depot/gpgpu_sim_research/fermi/distribution/": change = 11454]

1 files changed, 7 insertions, 0 deletions

diff --git a/src/gpgpu-sim/shader.cc b/src/gpgpu-sim/shader.cc
index 42f43fe..82e4540 100644
--- a/src/gpgpu-sim/shader.cc
+++ b/src/gpgpu-sim/shader.cc
@@ -1026,6 +1026,13 @@ unsigned ldst_unit::clock_multiplier() const
     return m_config->mem_warp_parts; 
 }
 
+void ldst_unit::issue( warp_inst_t *&inst ) 
+{ 
+   // stat collection
+   m_core->mem_instruction_stats(*inst); 
+   pipelined_simd_unit::issue(inst); 
+}
+
 void ldst_unit::cycle()
 {
    writeback();