From bf4f5d333257cc1d978f65a44fc4fe7aed6f8a1a Mon Sep 17 00:00:00 2001
From: ElevenDuan <duanshiyi1@huawei.com>
Date: Mon, 25 Aug 2025 19:41:47 +0800
Subject: [PATCH] Fix multi-threaded memory allocation

Issue: https://gitee.com/openharmony/arkcompiler_ets_frontend/issues/ICUMN1?from=project-issue
Change-Id: I04a83d5ede947fc4b556949939a61662c6ee8a58
Signed-off-by: ElevenDuan <duanshiyi1@huawei.com>
---
 es2panda/BUILD.gn     |  4 ++++
 es2panda/aot/main.cpp | 10 ++++++++++
 2 files changed, 14 insertions(+)

diff --git a/es2panda/BUILD.gn b/es2panda/BUILD.gn
index be827ef5e5..cf68f32450 100644
--- a/es2panda/BUILD.gn
+++ b/es2panda/BUILD.gn
@@ -560,6 +560,10 @@ ohos_executable("es2panda") {
     ]
   }
 
+  if (is_build_sdk && is_ohos) {
+    defines = [ "OHOS_PLATFORM" ]
+  }
+
   if (ark_standalone_build) {
     external_deps += [
       "protobuf:protobuf_lite_static",
diff --git a/es2panda/aot/main.cpp b/es2panda/aot/main.cpp
index ae547863dc..c84b9af5ef 100644
--- a/es2panda/aot/main.cpp
+++ b/es2panda/aot/main.cpp
@@ -23,6 +23,9 @@
 #include <util/commonUtil.h>
 #include <util/dumper.h>
 #include <util/moduleHelpers.h>
+#ifdef OHOS_PLATFORM
+#include <malloc.h>
+#endif
 
 namespace panda::es2panda::aot {
 using mem::MemConfig;
@@ -353,6 +356,13 @@ int Run(int argc, const char **argv)
 
 int main(int argc, const char **argv)
 {
+// Enable tcache for malloc, resolve the global lock competition caused by multi-threaded scenarios.
+#ifdef OHOS_PLATFORM
+    mallopt(M_OHOS_CONFIG, M_TCACHE_PERFORMANCE_MODE);
+    mallopt(M_OHOS_CONFIG, M_ENABLE_OPT_TCACHE);
+    mallopt(M_SET_THREAD_CACHE, M_THREAD_CACHE_ENABLE);
+    mallopt(M_DELAYED_FREE, M_DELAYED_FREE_ENABLE);
+#endif
     panda::es2panda::aot::MemManager mm;
     return panda::es2panda::aot::Run(argc, argv);
 }
-- 
Gitee