From ba263efb92ffba13212cf4ee6fd15b4339349fb3 Mon Sep 17 00:00:00 2001
From: Julian Blake Kongslie
Date: Fri, 23 Sep 2022 09:02:59 -0700
Subject: Basic IPC stats support

---
 infra/stat.h | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 infra/stat.h

(limited to 'infra/stat.h')

diff --git a/infra/stat.h b/infra/stat.h
new file mode 100644
index 0000000..f1ca75a
--- /dev/null
+++ b/infra/stat.h
@@ -0,0 +1,35 @@
+#pragma once
+
+#include <fmt/format.h>
+#include <utility>
+
+#include "infra/sim.h"
+
+namespace infra {
+    struct stat : public sim {
+        std::string name;
+        std::uint64_t numerator = 0;
+        std::uint64_t denominator = 0;
+
+        stat(std::string name)
+            : name(std::move(name))
+        { }
+
+        ~stat() {
+            fmt::print("# {} {}\n", name, (double)numerator/(double)denominator);
+        }
+
+        void unclock() {
+            ++denominator;
+        }
+
+        stat & operator++() {
+            ++numerator;
+            return *this;
+        }
+
+        stat & operator++(int) {
+            return operator++();
+        }
+    };
+}
-- 
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