From 1faf6f459f220bb67866f12b30626ef7856876ee Mon Sep 17 00:00:00 2001
From: Joyee Cheung <joyeec9h3@gmail.com>
Date: Sun, 21 Apr 2019 12:47:32 +0800
Subject: src: snapshot Environment upon instantiation

This includes the initial Environment (without running bootstrap
scripts) into the builtin snapshot

PR-URL: https://github.com/nodejs/node/pull/32984
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Daniel Bevenius <daniel.bevenius@gmail.com>
---
 src/node_perf_common.h | 29 ++++++++++++-----------------
 1 file changed, 12 insertions(+), 17 deletions(-)

(limited to 'src/node_perf_common.h')

diff --git a/src/node_perf_common.h b/src/node_perf_common.h
index 75d266afc25..6c4c98813e7 100644
--- a/src/node_perf_common.h
+++ b/src/node_perf_common.h
@@ -8,6 +8,7 @@
 #include "v8.h"
 
 #include <algorithm>
+#include <iostream>
 #include <map>
 #include <string>
 
@@ -54,23 +55,17 @@ enum PerformanceEntryType {
 
 class PerformanceState {
  public:
-  explicit PerformanceState(v8::Isolate* isolate) :
-    root(
-      isolate,
-      sizeof(performance_state_internal)),
-    milestones(
-      isolate,
-      offsetof(performance_state_internal, milestones),
-      NODE_PERFORMANCE_MILESTONE_INVALID,
-      root),
-    observers(
-      isolate,
-      offsetof(performance_state_internal, observers),
-      NODE_PERFORMANCE_ENTRY_TYPE_INVALID,
-      root) {
-    for (size_t i = 0; i < milestones.Length(); i++)
-      milestones[i] = -1.;
-  }
+  struct SerializeInfo {
+    AliasedBufferInfo root;
+    AliasedBufferInfo milestones;
+    AliasedBufferInfo observers;
+  };
+
+  explicit PerformanceState(v8::Isolate* isolate, const SerializeInfo* info);
+  SerializeInfo Serialize(v8::Local<v8::Context> context,
+                          v8::SnapshotCreator* creator);
+  void Deserialize(v8::Local<v8::Context> context);
+  friend std::ostream& operator<<(std::ostream& o, const SerializeInfo& i);
 
   AliasedUint8Array root;
   AliasedFloat64Array milestones;
-- 
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