src/hotspot/cpu/x86/gc/shenandoah/shenandoahBarrierSetAssembler_x86.cpp

rev 50922 : Don't generate arraycopy pre-barrier calls for traversal GC

@@ -25,10 +25,11 @@
 #include "gc/shenandoah/brooksPointer.hpp"
 #include "gc/shenandoah/shenandoahBarrierSetAssembler.hpp"
 #include "gc/shenandoah/shenandoahConnectionMatrix.hpp"
 #include "gc/shenandoah/shenandoahHeap.hpp"
 #include "gc/shenandoah/shenandoahHeapRegion.hpp"
+#include "gc/shenandoah/shenandoahHeuristics.hpp"
 #include "gc/shenandoah/shenandoahRuntime.hpp"
 #include "gc/shenandoah/shenandoahThreadLocalData.hpp"
 #include "interpreter/interpreter.hpp"
 #include "interpreter/interp_masm.hpp"
 #include "runtime/sharedRuntime.hpp"

@@ -66,11 +67,11 @@
     if (disjoint) {
       __ mov(rdx, dst);          // save 'to'
     }
 #endif
 
-    if (!dest_uninitialized) {
+    if (!dest_uninitialized && !ShenandoahHeap::heap()->heuristics()->can_do_traversal_gc()) {
       Register thread = NOT_LP64(rax) LP64_ONLY(r15_thread);
 #ifndef _LP64
       __ push(thread);
       __ get_thread(thread);
 #endif