src: speed up process.getActiveResourcesInfo()

This change reduces the number of calls that were crossing the JS-C++
boundary to 1 and also removes the need for calling Array::New()
multiple times internally and ArrayPrototypeConcat-ing the results
later on, thus improving performance.

Refs: https://github.com/nodejs/node/pull/44445#pullrequestreview-1220052837
Signed-off-by: Darshan Sen <raisinten@gmail.com>
PR-URL: https://github.com/nodejs/node/pull/46014
Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
Reviewed-By: Chengzhong Wu <legendecas@gmail.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/src/env.h b/src/env.h
index 9337b09608..cec19afdd7 100644
--- a/src/env.h
+++ b/src/env.h
@@ -465,6 +465,7 @@ struct EnvSerializeInfo {
   AsyncHooks::SerializeInfo async_hooks;
   TickInfo::SerializeInfo tick_info;
   ImmediateInfo::SerializeInfo immediate_info;
+  AliasedBufferIndex timeout_info;
   performance::PerformanceState::SerializeInfo performance_state;
   AliasedBufferIndex exit_info;
   AliasedBufferIndex stream_base_state;
@@ -676,6 +677,7 @@ class Environment : public MemoryRetainer {
 
   inline AsyncHooks* async_hooks();
   inline ImmediateInfo* immediate_info();
+  inline AliasedInt32Array& timeout_info();
   inline TickInfo* tick_info();
   inline uint64_t timer_base() const;
   inline std::shared_ptr<KVStore> env_vars();
@@ -1007,6 +1009,7 @@ class Environment : public MemoryRetainer {
 
   AsyncHooks async_hooks_;
   ImmediateInfo immediate_info_;
+  AliasedInt32Array timeout_info_;
   TickInfo tick_info_;
   const uint64_t timer_base_;
   std::shared_ptr<KVStore> env_vars_;