From 178682e3690dc385c23139c49b6b7a417d54337c Mon Sep 17 00:00:00 2001
From: tianyunlong <tianyunlong3@huawei.com>
Date: Mon, 25 Sep 2023 11:47:16 +0800
Subject: [PATCH] Add Profile-Guided Optimization for ark_jsruntime

Signed-off-by: tianyunlong <tianyunlong3@huawei.com>
---
 BUILD.gn | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/BUILD.gn b/BUILD.gn
index 7dc65ff851..4188b74803 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -1190,6 +1190,16 @@ ohos_shared_library("libark_jsruntime_test") {
   public_configs = [ "$js_root:ark_jsruntime_public_config" ]
   public_configs += [ ":include_llvm" ]
 
+  if (is_ohos && is_clang && enable_pgo &&
+      (target_cpu == "arm" || target_cpu == "arm64")) {
+    cflags = [
+      "-fprofile-use=/path/to/profdata",
+      "-Wno-error=backend-plugin",
+      "-Wno-profile-instr-out-of-date",
+      "-Wno-profile-instr-unprofiled",
+    ]
+  }
+
   ldflags = []
   if (enable_coverage) {
     ldflags += [ "--coverage" ]
-- 
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