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src/hotspot/cpu/x86/gc/shenandoah/shenandoahBarrierSetAssembler_x86.hpp

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rev 53513 : 8217016: Shenandoah: Streamline generation of CAS barriers


  47                               bool tosca_live,
  48                               bool expand_call);
  49 
  50   void shenandoah_write_barrier_pre(MacroAssembler* masm,
  51                                     Register obj,
  52                                     Register pre_val,
  53                                     Register thread,
  54                                     Register tmp,
  55                                     bool tosca_live,
  56                                     bool expand_call);
  57 
  58   void read_barrier(MacroAssembler* masm, Register dst);
  59   void read_barrier_impl(MacroAssembler* masm, Register dst);
  60 
  61   void read_barrier_not_null(MacroAssembler* masm, Register dst);
  62   void read_barrier_not_null_impl(MacroAssembler* masm, Register dst);
  63 
  64   void write_barrier(MacroAssembler* masm, Register dst);
  65   void write_barrier_impl(MacroAssembler* masm, Register dst);
  66 
  67   void storeval_barrier(MacroAssembler* masm, Register dst, Register tmp);
  68   void storeval_barrier_impl(MacroAssembler* masm, Register dst, Register tmp);
  69 
  70   address generate_shenandoah_wb(StubCodeGenerator* cgen);
  71 
  72   void save_vector_registers(MacroAssembler* masm);
  73   void restore_vector_registers(MacroAssembler* masm);
  74 
  75 public:
  76   static address shenandoah_wb();
  77 

  78 #ifdef COMPILER1
  79   void gen_pre_barrier_stub(LIR_Assembler* ce, ShenandoahPreBarrierStub* stub);
  80   void gen_write_barrier_stub(LIR_Assembler* ce, ShenandoahWriteBarrierStub* stub);
  81   void generate_c1_pre_barrier_runtime_stub(StubAssembler* sasm);
  82 #endif
  83 
  84   void cmpxchg_oop(MacroAssembler* masm,
  85                    Register res, Address addr, Register oldval, Register newval,
  86                    bool exchange, bool encode, Register tmp1, Register tmp2);
  87   virtual void arraycopy_prologue(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
  88                                   Register src, Register dst, Register count);
  89   virtual void arraycopy_epilogue(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
  90                                   Register src, Register dst, Register count);
  91   virtual void load_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
  92                        Register dst, Address src, Register tmp1, Register tmp_thread);
  93   virtual void store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
  94                         Address dst, Register val, Register tmp1, Register tmp2);
  95 
  96 #ifndef _LP64
  97   virtual void obj_equals(MacroAssembler* masm,
  98                           Address obj1, jobject obj2);
  99   virtual void obj_equals(MacroAssembler* masm,
 100                           Register obj1, jobject obj2);
 101 #endif
 102 
 103   virtual void obj_equals(MacroAssembler* masm, Register src1, Register src2);
 104   virtual void obj_equals(MacroAssembler* masm, Register src1, Address src2);
 105 
 106   virtual void tlab_allocate(MacroAssembler* masm,



  47                               bool tosca_live,
  48                               bool expand_call);
  49 
  50   void shenandoah_write_barrier_pre(MacroAssembler* masm,
  51                                     Register obj,
  52                                     Register pre_val,
  53                                     Register thread,
  54                                     Register tmp,
  55                                     bool tosca_live,
  56                                     bool expand_call);
  57 
  58   void read_barrier(MacroAssembler* masm, Register dst);
  59   void read_barrier_impl(MacroAssembler* masm, Register dst);
  60 
  61   void read_barrier_not_null(MacroAssembler* masm, Register dst);
  62   void read_barrier_not_null_impl(MacroAssembler* masm, Register dst);
  63 
  64   void write_barrier(MacroAssembler* masm, Register dst);
  65   void write_barrier_impl(MacroAssembler* masm, Register dst);
  66 

  67   void storeval_barrier_impl(MacroAssembler* masm, Register dst, Register tmp);
  68 
  69   address generate_shenandoah_wb(StubCodeGenerator* cgen);
  70 
  71   void save_vector_registers(MacroAssembler* masm);
  72   void restore_vector_registers(MacroAssembler* masm);
  73 
  74 public:
  75   static address shenandoah_wb();
  76 
  77   void storeval_barrier(MacroAssembler* masm, Register dst, Register tmp);
  78 #ifdef COMPILER1
  79   void gen_pre_barrier_stub(LIR_Assembler* ce, ShenandoahPreBarrierStub* stub);
  80   void gen_write_barrier_stub(LIR_Assembler* ce, ShenandoahWriteBarrierStub* stub);
  81   void generate_c1_pre_barrier_runtime_stub(StubAssembler* sasm);
  82 #endif
  83 
  84   void cmpxchg_oop(MacroAssembler* masm,
  85                    Register res, Address addr, Register oldval, Register newval,
  86                    bool exchange, Register tmp1, Register tmp2);
  87   virtual void arraycopy_prologue(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
  88                                   Register src, Register dst, Register count);
  89   virtual void arraycopy_epilogue(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
  90                                   Register src, Register dst, Register count);
  91   virtual void load_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
  92                        Register dst, Address src, Register tmp1, Register tmp_thread);
  93   virtual void store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
  94                         Address dst, Register val, Register tmp1, Register tmp2);
  95 
  96 #ifndef _LP64
  97   virtual void obj_equals(MacroAssembler* masm,
  98                           Address obj1, jobject obj2);
  99   virtual void obj_equals(MacroAssembler* masm,
 100                           Register obj1, jobject obj2);
 101 #endif
 102 
 103   virtual void obj_equals(MacroAssembler* masm, Register src1, Register src2);
 104   virtual void obj_equals(MacroAssembler* masm, Register src1, Address src2);
 105 
 106   virtual void tlab_allocate(MacroAssembler* masm,
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