1 files changed, 57 insertions, 0 deletions
diff --git a/deps/jemalloc/src/prof_stats.c b/deps/jemalloc/src/prof_stats.c
new file mode 100644
index 0000000..5d1a506
--- /dev/null
+++ b/deps/jemalloc/src/prof_stats.c
@@ -0,0 +1,57 @@
+#include "jemalloc/internal/jemalloc_preamble.h"
+#include "jemalloc/internal/jemalloc_internal_includes.h"
+
+#include "jemalloc/internal/prof_stats.h"
+
+bool opt_prof_stats = false;
+malloc_mutex_t prof_stats_mtx;
+static prof_stats_t prof_stats_live[PROF_SC_NSIZES];
+static prof_stats_t prof_stats_accum[PROF_SC_NSIZES];
+
+static void
+prof_stats_enter(tsd_t *tsd, szind_t ind) {
+	assert(opt_prof && opt_prof_stats);
+	assert(ind < SC_NSIZES);
+	malloc_mutex_lock(tsd_tsdn(tsd), &prof_stats_mtx);
+}
+
+static void
+prof_stats_leave(tsd_t *tsd) {
+	malloc_mutex_unlock(tsd_tsdn(tsd), &prof_stats_mtx);
+}
+
+void
+prof_stats_inc(tsd_t *tsd, szind_t ind, size_t size) {
+	cassert(config_prof);
+	prof_stats_enter(tsd, ind);
+	prof_stats_live[ind].req_sum += size;
+	prof_stats_live[ind].count++;
+	prof_stats_accum[ind].req_sum += size;
+	prof_stats_accum[ind].count++;
+	prof_stats_leave(tsd);
+}
+
+void
+prof_stats_dec(tsd_t *tsd, szind_t ind, size_t size) {
+	cassert(config_prof);
+	prof_stats_enter(tsd, ind);
+	prof_stats_live[ind].req_sum -= size;
+	prof_stats_live[ind].count--;
+	prof_stats_leave(tsd);
+}
+
+void
+prof_stats_get_live(tsd_t *tsd, szind_t ind, prof_stats_t *stats) {
+	cassert(config_prof);
+	prof_stats_enter(tsd, ind);
+	memcpy(stats, &prof_stats_live[ind], sizeof(prof_stats_t));
+	prof_stats_leave(tsd);
+}
+
+void
+prof_stats_get_accum(tsd_t *tsd, szind_t ind, prof_stats_t *stats) {
+	cassert(config_prof);
+	prof_stats_enter(tsd, ind);
+	memcpy(stats, &prof_stats_accum[ind], sizeof(prof_stats_t));
+	prof_stats_leave(tsd);
+}