fix atomic counters; add more dbg prints

1 files changed, 9 insertions, 0 deletions

diff --git a/src/gpgpu-sim/shader.h b/src/gpgpu-sim/shader.h
index f25ba0e..51ed214 100644
--- a/src/gpgpu-sim/shader.h
+++ b/src/gpgpu-sim/shader.h
@@ -2503,6 +2503,12 @@ class shader_core_ctx : public core_t {
                   const shader_core_config *config,
                   const memory_config *mem_config, shader_core_stats *stats);
 
+  // Read-only diagnostic — dumps every warp's state (flags, ibuffer,
+  // simt_tables, scoreboard) to help localize a deadlocked warp. Called
+  // from gpu-sim.cc deadlock_check() under MEMCO_DBG_DEADLOCK env var.
+  // Public so simt_core_cluster can invoke without relying on friendship.
+  void dump_warps_at_deadlock(FILE *fout);
+
   // used by simt_core_cluster:
   // modifiers
   void cycle();
@@ -3110,6 +3116,9 @@ class simt_core_cluster {
   unsigned max_cta(const kernel_info_t &kernel);
   unsigned get_not_completed() const;
   void print_not_completed(FILE *fp) const;
+  // Read-only diagnostic — dumps each non-empty core's per-warp state
+  // (see shader_core_ctx::dump_warps_at_deadlock).
+  void dump_warps_at_deadlock(FILE *fp);
   unsigned get_n_active_cta() const;
   unsigned get_n_active_sms() const;
   gpgpu_sim *get_gpu() { return m_gpu; }