31 #include "oops/access.hpp"
  32 
  33 class InterpreterMacroAssembler;
  34 
  35 class BarrierSetAssembler: public CHeapObj<mtGC> {
  36 public:
  37   virtual void arraycopy_prologue(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
  38                                   Register src, Register dst, Register count) {}
  39   virtual void arraycopy_epilogue(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
  40                                   Register dst, Register count, bool do_return = false);
  41 
  42   virtual void load_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
  43                        const Address& addr, Register dst, Register tmp1, Register tmp2, Label *L_handle_null = NULL);
  44   virtual void store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
  45                         const Address& addr, Register val, Register tmp1, Register tmp2, Register tmp3);
  46 
  47   virtual void resolve_jobject(MacroAssembler* masm, Register value, Register tmp1, Register tmp2);
  48 
  49   virtual void barrier_stubs_init() {}
  50 
  51   virtual bool needs_explicit_null_check(intptr_t offset);
  52 };
  53 
  54 #endif // CPU_S390_GC_SHARED_BARRIERSETASSEMBLER_S390_HPP

  31 #include "oops/access.hpp"
  32 
  33 class InterpreterMacroAssembler;
  34 
  35 class BarrierSetAssembler: public CHeapObj<mtGC> {
  36 public:
  37   virtual void arraycopy_prologue(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
  38                                   Register src, Register dst, Register count) {}
  39   virtual void arraycopy_epilogue(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
  40                                   Register dst, Register count, bool do_return = false);
  41 
  42   virtual void load_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
  43                        const Address& addr, Register dst, Register tmp1, Register tmp2, Label *L_handle_null = NULL);
  44   virtual void store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
  45                         const Address& addr, Register val, Register tmp1, Register tmp2, Register tmp3);
  46 
  47   virtual void resolve_jobject(MacroAssembler* masm, Register value, Register tmp1, Register tmp2);
  48 
  49   virtual void barrier_stubs_init() {}
  50 
  51   virtual bool needs_explicit_null_check(intptr_t offset) const;
  52 };
  53 
  54 #endif // CPU_S390_GC_SHARED_BARRIERSETASSEMBLER_S390_HPP