Merge branch 'wip/T14951' into wip/T14068wip/T14068

1 files changed, 24 insertions, 0 deletions

diff --git a/includes/RtsAPI.h b/includes/RtsAPI.h
index 27a5080220..6f011cbf6e 100644
--- a/includes/RtsAPI.h
+++ b/includes/RtsAPI.h
@@ -210,6 +210,30 @@ typedef struct _RTSStats {
 
   GCDetails gc;
 
+  // -----------------------------------
+  // Internal Counters
+
+  // The number of times a GC thread spun on its 'gc_spin' lock.
+  // Will be zero if the rts was not built with PROF_SPIN
+  uint64_t gc_spin_spin;
+  // The number of times a GC thread yielded on its 'gc_spin' lock.
+  // Will be zero if the rts was not built with PROF_SPIN
+  uint64_t gc_spin_yield;
+  // The number of times a GC thread spun on its 'mut_spin' lock.
+  // Will be zero if the rts was not built with PROF_SPIN
+  uint64_t mut_spin_spin;
+  // The number of times a GC thread yielded on its 'mut_spin' lock.
+  // Will be zero if the rts was not built with PROF_SPIN
+  uint64_t mut_spin_yield;
+  // The number of times a GC thread has checked for work across all parallel
+  // GCs
+  uint64_t any_work;
+  // The number of times a GC thread has checked for work and found none across
+  // all parallel GCs
+  uint64_t no_work;
+  // The number of times a GC thread has iterated it's outer loop across all
+  // parallel GCs
+  uint64_t scav_find_work;
 } RTSStats;
 
 void getRTSStats (RTSStats *s);