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src/hotspot/cpu/x86/gc/shared/barrierSetAssembler_x86.hpp

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  32 class InterpreterMacroAssembler;
  33 
  34 class BarrierSetAssembler: public CHeapObj<mtGC> {
  35 private:
  36   void incr_allocated_bytes(MacroAssembler* masm, Register thread,
  37                             Register var_size_in_bytes,
  38                             int con_size_in_bytes,
  39                             Register t1);
  40 
  41 public:
  42   virtual void arraycopy_prologue(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
  43                                   Register src, Register dst, Register count) {}
  44   virtual void arraycopy_epilogue(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
  45                                   Register src, Register dst, Register count) {}
  46 
  47   virtual void load_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
  48                        Register dst, Address src, Register tmp1, Register tmp_thread);
  49   virtual void store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
  50                         Address dst, Register val, Register tmp1, Register tmp2, Register tmp3 = noreg);
  51 



  52 #ifndef _LP64
  53   virtual void obj_equals(MacroAssembler* masm,
  54                           Address obj1, jobject obj2);
  55   virtual void obj_equals(MacroAssembler* masm,
  56                           Register obj1, jobject obj2);
  57 #endif
  58 
  59   virtual void obj_equals(MacroAssembler* masm,
  60                           Register obj1, Register obj2);
  61   virtual void obj_equals(MacroAssembler* masm,
  62                           Register obj1, Address obj2);
  63 
  64   virtual void resolve(MacroAssembler* masm, DecoratorSet decorators, Register obj) {
  65     // Default implementation does not need to do anything.
  66   }
  67 
  68   // Support for jniFastGetField to try resolving a jobject/jweak in native
  69   virtual void try_resolve_jobject_in_native(MacroAssembler* masm, Register jni_env,
  70                                              Register obj, Register tmp, Label& slowpath);
  71 


  32 class InterpreterMacroAssembler;
  33 
  34 class BarrierSetAssembler: public CHeapObj<mtGC> {
  35 private:
  36   void incr_allocated_bytes(MacroAssembler* masm, Register thread,
  37                             Register var_size_in_bytes,
  38                             int con_size_in_bytes,
  39                             Register t1);
  40 
  41 public:
  42   virtual void arraycopy_prologue(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
  43                                   Register src, Register dst, Register count) {}
  44   virtual void arraycopy_epilogue(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
  45                                   Register src, Register dst, Register count) {}
  46 
  47   virtual void load_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
  48                        Register dst, Address src, Register tmp1, Register tmp_thread);
  49   virtual void store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
  50                         Address dst, Register val, Register tmp1, Register tmp2, Register tmp3 = noreg);
  51 
  52   virtual void value_copy(MacroAssembler* masm, DecoratorSet decorators,
  53                           Register src, Register dst, Register value_klass);
  54 
  55 #ifndef _LP64
  56   virtual void obj_equals(MacroAssembler* masm,
  57                           Address obj1, jobject obj2);
  58   virtual void obj_equals(MacroAssembler* masm,
  59                           Register obj1, jobject obj2);
  60 #endif
  61 
  62   virtual void obj_equals(MacroAssembler* masm,
  63                           Register obj1, Register obj2);
  64   virtual void obj_equals(MacroAssembler* masm,
  65                           Register obj1, Address obj2);
  66 
  67   virtual void resolve(MacroAssembler* masm, DecoratorSet decorators, Register obj) {
  68     // Default implementation does not need to do anything.
  69   }
  70 
  71   // Support for jniFastGetField to try resolving a jobject/jweak in native
  72   virtual void try_resolve_jobject_in_native(MacroAssembler* masm, Register jni_env,
  73                                              Register obj, Register tmp, Label& slowpath);
  74 
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