src/hotspot/cpu/x86/gc/g1/g1BarrierSetAssembler_x86.cpp

rev 55659 : 8225776: Branch profiling for G1's write post-barrier in C2.

*** 266,275 ****
--- 266,281 ----
                                                    Register tmp2) {
  #ifdef _LP64
    assert(thread == r15_thread, "must be");
  #endif // _LP64
  
+   if (UsePerfData && G1WriteBarrierStats) {
+     __ pusha();
+     __ call_VM_leaf(CAST_FROM_FN_PTR(address, G1BarrierSetRuntime::write_ref_stats), store_addr, new_val);
+     __ popa();
+   }
+ 
    Address queue_index(thread, in_bytes(G1ThreadLocalData::dirty_card_queue_index_offset()));
    Address buffer(thread, in_bytes(G1ThreadLocalData::dirty_card_queue_buffer_offset()));
  
    CardTableBarrierSet* ct =
      barrier_set_cast<CardTableBarrierSet>(BarrierSet::barrier_set());