src/hotspot/cpu/aarch64/macroAssembler_aarch64.cpp

*** 5818,5822 ****
--- 5818,5840 ----
      mov(dst, c_rarg0);
    }
  
    pop(saved_regs, sp);
  }
+ 
+ void MacroAssembler::cache_wb(Address line)
+ {
+   assert(line.getMode() == Address::base_plus_offset, "mode should be base_plus_offset");
+   assert(line.index() == noreg, "index should be noreg");
+   assert(line.offset() == 0, "offset should be 0");
+   // would like to assert this
+   // assert(line._ext.shift == 0, "shift should be zero");
+   dc(Assembler::CVAC, line.base());
+ }
+ 
+ void MacroAssembler::cache_wbsync(bool is_pre)
+ {
+   // we only need a barrier post sync
+   if (!is_pre) {
+     membar(Assembler::AnyAny);
+   }
+ }