8242209: Increase web native thread stack size for x86 mode

Reviewed-by: kcr, ghb
openjdk · Apr 11, 2020 · b1fdc45 · b1fdc45
1 parent e1cb191
commit b1fdc45
Showing 1 changed file with 8 additions and 1 deletion.
diff --git a/modules/javafx.web/src/main/native/Source/WTF/wtf/win/ThreadingWin.cpp b/modules/javafx.web/src/main/native/Source/WTF/wtf/win/ThreadingWin.cpp
@@ -155,8 +155,15 @@ static unsigned __stdcall wtfThreadEntryPoint(void* data)
 
 bool Thread::establishHandle(NewThreadContext* data)
 {
+    size_t stackSize = 0;
+#if PLATFORM(JAVA) && USE(JSVALUE32_64)
+    stackSize = 1024 * 1024;
+#endif
+
     unsigned threadIdentifier = 0;
-    HANDLE threadHandle = reinterpret_cast<HANDLE>(_beginthreadex(0, 0, wtfThreadEntryPoint, data, 0, &threadIdentifier));
+    unsigned initFlag = stackSize ? STACK_SIZE_PARAM_IS_A_RESERVATION : 0;
+
+    HANDLE threadHandle = reinterpret_cast<HANDLE>(_beginthreadex(0, stackSize, wtfThreadEntryPoint, data, initFlag, &threadIdentifier));
     if (!threadHandle) {
         LOG_ERROR("Failed to create thread at entry point %p with data %p: %ld", wtfThreadEntryPoint, data, errno);
         return false;