[leaptiering] Enable by default

o- · V8 LUCI CQ · commit aeb22200587f · 2025-01-29T02:55:20.000-08:00
In preparation to removing non-leaptiering code, unconditionally enable the flag in the build config. Bug: 42204201 Change-Id: If6d3d7169fb4a3ca5ddd22333f52fc8a940d2c8b Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/6207491 Auto-Submit: Olivier Flückiger <olivf@chromium.org> Reviewed-by: Toon Verwaest <verwaest@chromium.org> Commit-Queue: Toon Verwaest <verwaest@chromium.org> Cr-Commit-Position: refs/heads/main@{#98383}
diff --git a/BUILD.gn b/BUILD.gn
@@ -336,7 +336,7 @@ declare_args() {
   v8_enable_sandbox = ""
 
   # Enable leaptiering
-  v8_enable_leaptiering = ""
+  v8_enable_leaptiering = true
 
   # Enable the memory corruption API. Useful for testing the sandbox.
   # The memory corruption API is only exposed to JavaScript if sandbox testing
@@ -641,11 +641,6 @@ if (v8_enable_sandbox == "") {
   v8_enable_sandbox = v8_enable_pointer_compression_shared_cage &&
                       v8_enable_external_code_space && target_os != "fuchsia"
 }
-if (v8_enable_leaptiering == "") {
-  v8_enable_leaptiering = v8_enable_sandbox || v8_current_cpu == "x64" ||
-                          v8_current_cpu == "arm64" ||
-                          v8_current_cpu == "x86" || v8_current_cpu == "arm"
-}
 
 if (v8_enable_static_roots == "") {
   # Static roots are only valid for builds with pointer compression and a
