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src/hotspot/cpu/x86/gc/shenandoah/shenandoahBarrierSetAssembler_x86.hpp
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rev 54386 : 8221766: Load-reference barriers for Shenandoah
*** 27,45 ****
#include "asm/macroAssembler.hpp"
#include "gc/shared/barrierSetAssembler.hpp"
#ifdef COMPILER1
class LIR_Assembler;
class ShenandoahPreBarrierStub;
! class ShenandoahWriteBarrierStub;
class StubAssembler;
class StubCodeGenerator;
#endif
class ShenandoahBarrierSetAssembler: public BarrierSetAssembler {
private:
! static address _shenandoah_wb;
void satb_write_barrier_pre(MacroAssembler* masm,
Register obj,
Register pre_val,
Register thread,
--- 27,45 ----
#include "asm/macroAssembler.hpp"
#include "gc/shared/barrierSetAssembler.hpp"
#ifdef COMPILER1
class LIR_Assembler;
class ShenandoahPreBarrierStub;
! class ShenandoahLoadReferenceBarrierStub;
class StubAssembler;
class StubCodeGenerator;
#endif
class ShenandoahBarrierSetAssembler: public BarrierSetAssembler {
private:
! static address _shenandoah_lrb;
void satb_write_barrier_pre(MacroAssembler* masm,
Register obj,
Register pre_val,
Register thread,
*** 53,88 ****
Register thread,
Register tmp,
bool tosca_live,
bool expand_call);
! void read_barrier(MacroAssembler* masm, Register dst);
! void read_barrier_impl(MacroAssembler* masm, Register dst);
! void read_barrier_not_null(MacroAssembler* masm, Register dst);
! void read_barrier_not_null_impl(MacroAssembler* masm, Register dst);
!
! void write_barrier(MacroAssembler* masm, Register dst);
! void write_barrier_impl(MacroAssembler* masm, Register dst);
void storeval_barrier_impl(MacroAssembler* masm, Register dst, Register tmp);
! address generate_shenandoah_wb(StubCodeGenerator* cgen);
void save_vector_registers(MacroAssembler* masm);
void restore_vector_registers(MacroAssembler* masm);
public:
! static address shenandoah_wb();
void storeval_barrier(MacroAssembler* masm, Register dst, Register tmp);
#ifdef COMPILER1
void gen_pre_barrier_stub(LIR_Assembler* ce, ShenandoahPreBarrierStub* stub);
! void gen_write_barrier_stub(LIR_Assembler* ce, ShenandoahWriteBarrierStub* stub);
void generate_c1_pre_barrier_runtime_stub(StubAssembler* sasm);
#endif
void cmpxchg_oop(MacroAssembler* masm,
Register res, Address addr, Register oldval, Register newval,
bool exchange, Register tmp1, Register tmp2);
virtual void arraycopy_prologue(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
Register src, Register dst, Register count);
--- 53,86 ----
Register thread,
Register tmp,
bool tosca_live,
bool expand_call);
! void resolve_forward_pointer(MacroAssembler* masm, Register dst);
! void resolve_forward_pointer_not_null(MacroAssembler* masm, Register dst);
! void load_reference_barrier_not_null(MacroAssembler* masm, Register dst);
void storeval_barrier_impl(MacroAssembler* masm, Register dst, Register tmp);
! address generate_shenandoah_lrb(StubCodeGenerator* cgen);
void save_vector_registers(MacroAssembler* masm);
void restore_vector_registers(MacroAssembler* masm);
public:
! static address shenandoah_lrb();
void storeval_barrier(MacroAssembler* masm, Register dst, Register tmp);
#ifdef COMPILER1
void gen_pre_barrier_stub(LIR_Assembler* ce, ShenandoahPreBarrierStub* stub);
! void gen_load_reference_barrier_stub(LIR_Assembler* ce, ShenandoahLoadReferenceBarrierStub* stub);
void generate_c1_pre_barrier_runtime_stub(StubAssembler* sasm);
#endif
+ void load_reference_barrier(MacroAssembler* masm, Register dst);
+
void cmpxchg_oop(MacroAssembler* masm,
Register res, Address addr, Register oldval, Register newval,
bool exchange, Register tmp1, Register tmp2);
virtual void arraycopy_prologue(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
Register src, Register dst, Register count);
*** 91,119 ****
virtual void load_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
Register dst, Address src, Register tmp1, Register tmp_thread);
virtual void store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
Address dst, Register val, Register tmp1, Register tmp2);
- #ifndef _LP64
- virtual void obj_equals(MacroAssembler* masm,
- Address obj1, jobject obj2);
- virtual void obj_equals(MacroAssembler* masm,
- Register obj1, jobject obj2);
- #endif
-
- virtual void obj_equals(MacroAssembler* masm, Register src1, Register src2);
- virtual void obj_equals(MacroAssembler* masm, Register src1, Address src2);
-
virtual void tlab_allocate(MacroAssembler* masm,
Register thread, Register obj,
Register var_size_in_bytes,
int con_size_in_bytes,
Register t1, Register t2,
Label& slow_case);
- virtual void resolve(MacroAssembler* masm, DecoratorSet decorators, Register obj);
-
virtual void barrier_stubs_init();
};
#endif // CPU_X86_GC_SHENANDOAH_SHENANDOAHBARRIERSETASSEMBLER_X86_HPP
--- 89,105 ----
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