fix atomic counters; add more dbg prints

1 files changed, 22 insertions, 0 deletions

diff --git a/src/gpgpu-sim/scoreboard.cc b/src/gpgpu-sim/scoreboard.cc
index bcaea56..6cdcaf5 100644
--- a/src/gpgpu-sim/scoreboard.cc
+++ b/src/gpgpu-sim/scoreboard.cc
@@ -269,3 +269,25 @@ void Scoreboard::dumpAccounting(FILE* out) const {
           sec_avg_dur, m_sec_max_duration_cycles, m_sec_clear_calls,
           m_sec_clear_regs_dropped);
 }
+
+// Read-only diagnostic. Prints the primary and secondary scoreboard
+// register sets for one warp. Called from deadlock_check() under
+// MEMCO_DBG_DEADLOCK to help localize a stuck warp.
+void Scoreboard::dump_warp_state(FILE *out, unsigned wid) const {
+  if (wid >= reg_table.size()) return;
+  fprintf(out, "    primary_reg_table[%u] (size=%zu):", wid,
+          reg_table[wid].size());
+  for (auto r : reg_table[wid]) fprintf(out, " r%u", r);
+  fprintf(out, "\n");
+  fprintf(out, "    sec_reg_table[%u] (size=%zu):", wid,
+          sec_reg_table[wid].size());
+  for (auto r : sec_reg_table[wid]) fprintf(out, " r%u", r);
+  fprintf(out, "\n");
+  // Long-op registers — relevant for stuck loads
+  if (wid < longopregs.size() && !longopregs[wid].empty()) {
+    fprintf(out, "    longopregs[%u] (size=%zu):", wid,
+            longopregs[wid].size());
+    for (auto r : longopregs[wid]) fprintf(out, " r%u", r);
+    fprintf(out, "\n");
+  }
+}