src/hotspot/cpu/x86/macroAssembler_x86.cpp

rev 50076 : Fold Partial GC into Traversal GC

*** 5369,5385 ****
  void MacroAssembler::shenandoah_write_barrier(Register dst) {
    Unimplemented();
  }
  #else
  void MacroAssembler::shenandoah_write_barrier(Register dst) {
!   assert(UseShenandoahGC && (ShenandoahWriteBarrier || ShenandoahStoreValWriteBarrier || ShenandoahStoreValEnqueueBarrier), "Should be enabled");
  
    Label done;
  
    // Check for evacuation-in-progress
    Address gc_state(r15_thread, in_bytes(ShenandoahThreadLocalData::gc_state_offset()));
!   testb(gc_state, ShenandoahHeap::EVACUATION | ShenandoahHeap::PARTIAL | ShenandoahHeap::TRAVERSAL);
  
    // The read-barrier.
    if (ShenandoahWriteBarrierRB) {
      movptr(dst, Address(dst, BrooksPointer::byte_offset()));
    }
--- 5369,5385 ----
  void MacroAssembler::shenandoah_write_barrier(Register dst) {
    Unimplemented();
  }
  #else
  void MacroAssembler::shenandoah_write_barrier(Register dst) {
!   assert(UseShenandoahGC && (ShenandoahWriteBarrier || ShenandoahStoreValEnqueueBarrier), "Should be enabled");
  
    Label done;
  
    // Check for evacuation-in-progress
    Address gc_state(r15_thread, in_bytes(ShenandoahThreadLocalData::gc_state_offset()));
!   testb(gc_state, ShenandoahHeap::EVACUATION | ShenandoahHeap::TRAVERSAL);
  
    // The read-barrier.
    if (ShenandoahWriteBarrierRB) {
      movptr(dst, Address(dst, BrooksPointer::byte_offset()));
    }