From d59a2173c91d3672f5433e6b470eeef3639c3ed9 Mon Sep 17 00:00:00 2001
From: Paul Bone <pbone@mozilla.com>
Date: Tue, 28 Nov 2023 05:07:19 +0000
Subject: [PATCH] Bug 1863867 - Add expriment targeting based on archiecture
 bits r=barret

Differential Revision: https://phabricator.services.mozilla.com/D193159
---
 browser/components/newtab/lib/ASRouterTargeting.jsm                | 4 ++++
 .../components/newtab/test/browser/browser_asrouter_targeting.js   | 6 ++++++
 toolkit/modules/AppConstants.sys.mjs                               | 7 +++++++
 3 files changed, 17 insertions(+)

diff --git a/browser/components/newtab/lib/ASRouterTargeting.jsm b/browser/components/newtab/lib/ASRouterTargeting.jsm
index 6b877f51318c..dd2242890163 100644
--- a/browser/components/newtab/lib/ASRouterTargeting.jsm
+++ b/browser/components/newtab/lib/ASRouterTargeting.jsm
@@ -1011,6 +1011,10 @@ const TargetingGetters = {
       height: window?.screen.availHeight,
     };
   },
+
+  get archBits() {
+    return AppConstants.archBits;
+  },
 };
 
 const ASRouterTargeting = {
diff --git a/browser/components/newtab/test/browser/browser_asrouter_targeting.js b/browser/components/newtab/test/browser/browser_asrouter_targeting.js
index 3d24f725d9ef..c9f84674e68b 100644
--- a/browser/components/newtab/test/browser/browser_asrouter_targeting.js
+++ b/browser/components/newtab/test/browser/browser_asrouter_targeting.js
@@ -1693,3 +1693,9 @@ add_task(async function check_primaryResolution() {
     "Height property should return a number"
   );
 });
+
+add_task(async function check_archBits() {
+  const bits = ASRouterTargeting.Environment.archBits;
+  is(typeof bits, "number", "archBits should be a number");
+  ok(bits === 32 || bits === 64, "archBits is either 32 or 64");
+});
diff --git a/toolkit/modules/AppConstants.sys.mjs b/toolkit/modules/AppConstants.sys.mjs
index 36b26056ecb9..12cb99d9029b 100644
--- a/toolkit/modules/AppConstants.sys.mjs
+++ b/toolkit/modules/AppConstants.sys.mjs
@@ -189,6 +189,13 @@ export var AppConstants = Object.freeze({
     "other",
 #endif
 
+  archBits:
+#ifdef HAVE_64BIT_BUILD
+    64,
+#else
+    32,
+#endif
+
   isPlatformAndVersionAtLeast(platform, version) {
     let platformVersion = Services.sysinfo.getProperty("version");
     return platform == this.platform &&
-- 
2.11.4.GIT