From 1000b54abebfd0c16ad166f9c926204c1489e5d4 Mon Sep 17 00:00:00 2001
From: Rezvan Mahdavi Hezaveh <31081679+rmahdav@users.noreply.github.com>
Date: Thu, 6 Aug 2026 11:23:40 -0400
Subject: [PATCH] Add Acquire-Release Atomics

---
 features.json | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/features.json b/features.json
index 1eaa3617..4498959d 100644
--- a/features.json
+++ b/features.json
@@ -1,6 +1,11 @@
 {
   "$schema": "./features.schema.json",
   "features": {
+    "acquireReleaseAtomics": {
+      "description": "Acquire-Release Atomics",
+      "url": "https://github.com/WebAssembly/acquire-release-atomics",
+      "phase": 2
+    },
     "bigInt": {
       "description": "JS BigInt to Wasm i64 Integration",
       "url": "https://github.com/WebAssembly/JS-BigInt-integration",
@@ -264,6 +269,10 @@
       "logo": "/images/chrome.svg",
       "category": "Web Browsers",
       "features": {
+        "acquireReleaseAtomics": [
+          "flag",
+          "Requires CLI flag `--js-flags=--experimental-wasm-acquire-release`"
+        ],
         "bigInt": "85",
         "branchHinting": "137",
         "bulkMemory": "75",
@@ -744,6 +753,7 @@
       "logo": "/images/binaryen.svg",
       "category": "Tools",
       "features": {
+        "acquireReleaseAtomics": true,
         "bigInt": true,
         "branchHinting": true,
         "bulkMemory": true,