Use to_address for SFT access (#272)

wks · mmtkgc-bot · web-flow · commit 589c9ee6ba4d · 2024-04-18T19:04:42.000+12:00
Upstream change: mmtk/mmtk-core#1122 --------- Co-authored-by: mmtkgc-bot <mmtkgc.bot@gmail.com>
diff --git a/mmtk/Cargo.lock b/mmtk/Cargo.lock
diff --git a/mmtk/Cargo.toml b/mmtk/Cargo.toml
@@ -32,7 +32,7 @@ memoffset = "0.9.0"
 # - change branch
 # - change repo name
 # But other changes including adding/removing whitespaces in commented lines may break the CI.
-mmtk = { git = "https://github.com/mmtk/mmtk-core.git", rev = "5ab62f96c006475285b00b6d20a8b1bf83b74a4d" }
+mmtk = { git = "https://github.com/mmtk/mmtk-core.git", rev = "e79e94e744660c486d5471f252ff05c4248bcea9" }
 # Uncomment the following to build locally
 # mmtk = { path = "../repos/mmtk-core" }
 
diff --git a/mmtk/src/api.rs b/mmtk/src/api.rs
@@ -198,7 +198,11 @@ pub extern "C" fn post_alloc(
 
 #[no_mangle]
 pub extern "C" fn will_never_move(object: ObjectReference) -> bool {
-    !object.is_movable()
+    if crate::use_compressed_oops() {
+        !object.is_movable::<OpenJDK<true>>()
+    } else {
+        !object.is_movable::<OpenJDK<false>>()
+    }
 }
 
 #[no_mangle]
