From 40a355a42d4a9444dc753c04c6608dade2f06a23 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 03:13:27 +0200
Subject: Adding upstream version 125.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 js/src/vm/HelperThreadState.h | 21 +++++++++++++--------
 1 file changed, 13 insertions(+), 8 deletions(-)

(limited to 'js/src/vm/HelperThreadState.h')

diff --git a/js/src/vm/HelperThreadState.h b/js/src/vm/HelperThreadState.h
index 8e601a385c..a43efef7af 100644
--- a/js/src/vm/HelperThreadState.h
+++ b/js/src/vm/HelperThreadState.h
@@ -26,13 +26,12 @@
 #include <stdint.h>  // uint32_t, uint64_t
 #include <utility>   // std::move
 
-#include "ds/Fifo.h"                        // Fifo
-#include "frontend/CompilationStencil.h"    // frontend::CompilationStencil
-#include "gc/GCRuntime.h"                   // gc::GCRuntime
-#include "js/AllocPolicy.h"                 // SystemAllocPolicy
-#include "js/CompileOptions.h"              // JS::ReadOnlyCompileOptions
-#include "js/experimental/CompileScript.h"  // JS::CompilationStorage
-#include "js/experimental/JSStencil.h"      // JS::InstantiationStorage
+#include "ds/Fifo.h"                      // Fifo
+#include "frontend/CompilationStencil.h"  // frontend::CompilationStencil
+#include "gc/GCRuntime.h"                 // gc::GCRuntime
+#include "js/AllocPolicy.h"               // SystemAllocPolicy
+#include "js/CompileOptions.h"            // JS::ReadOnlyCompileOptions
+#include "js/experimental/JSStencil.h"    // JS::InstantiationStorage
 #include "js/HelperThreadAPI.h"  // JS::HelperThreadTaskCallback, JS::DispatchReason
 #include "js/MemoryMetrics.h"  // JS::GlobalStats
 #include "js/ProfilingStack.h"  // JS::RegisterThreadCallback, JS::UnregisterThreadCallback
@@ -115,13 +114,19 @@ class GlobalHelperThreadState {
       PromiseHelperTaskVector;
 
   // Count of running task by each threadType.
-  mozilla::EnumeratedArray<ThreadType, ThreadType::THREAD_TYPE_MAX, size_t>
+  mozilla::EnumeratedArray<ThreadType, size_t,
+                           size_t(ThreadType::THREAD_TYPE_MAX)>
       runningTaskCount;
   size_t totalCountRunningTasks;
 
   WriteOnceData<JS::RegisterThreadCallback> registerThread;
   WriteOnceData<JS::UnregisterThreadCallback> unregisterThread;
 
+  // Count of helper threads 'reserved' for parallel marking. This is used to
+  // prevent too many runtimes trying to mark in parallel at once. Does not stop
+  // threads from being used for other kinds of task, including GC tasks.
+  HelperThreadLockData<size_t> gcParallelMarkingThreads;
+
  private:
   // The lists below are all protected by |lock|.
 
-- 
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