16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
17 *
18 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
19 * or visit www.oracle.com if you need additional information or have any
20 * questions.
21 *
22 */
23
24 #ifndef CPU_AARCH64_GC_SHENANDOAH_SHENANDOAHBARRIERSETASSEMBLER_AARCH64_HPP
25 #define CPU_AARCH64_GC_SHENANDOAH_SHENANDOAHBARRIERSETASSEMBLER_AARCH64_HPP
26
27 #include "asm/macroAssembler.hpp"
28 #include "gc/shared/barrierSetAssembler.hpp"
29 #ifdef COMPILER1
30 #include "c1/c1_LIRAssembler.hpp"
31 #include "gc/shenandoah/c1/shenandoahBarrierSetC1.hpp"
32 #endif
33
34 class ShenandoahBarrierSetAssembler: public BarrierSetAssembler {
35 private:
36 void satb_write_barrier_pre(MacroAssembler* masm,
37 Register obj,
38 Register pre_val,
39 Register thread,
40 Register tmp,
41 bool tosca_live,
42 bool expand_call);
43 void shenandoah_write_barrier_pre(MacroAssembler* masm,
44 Register obj,
45 Register pre_val,
46 Register thread,
47 Register tmp,
48 bool tosca_live,
49 bool expand_call);
50 void shenandoah_write_barrier_post(MacroAssembler* masm,
51 Register store_addr,
52 Register new_val,
53 Register thread,
54 Register tmp,
55 Register tmp2);
56
57 void read_barrier(MacroAssembler* masm, Register dst);
58 void read_barrier_impl(MacroAssembler* masm, Register dst);
59 void read_barrier_not_null(MacroAssembler* masm, Register dst);
60 void read_barrier_not_null_impl(MacroAssembler* masm, Register dst);
61 void write_barrier(MacroAssembler* masm, Register dst);
62 void write_barrier_impl(MacroAssembler* masm, Register dst);
63 void storeval_barrier(MacroAssembler* masm, Register dst, Register tmp);
64 void asm_acmp_barrier(MacroAssembler* masm, Register op1, Register op2);
65
66 public:
67 #ifdef COMPILER1
68 void gen_pre_barrier_stub(LIR_Assembler* ce, ShenandoahPreBarrierStub* stub);
69 void generate_c1_pre_barrier_runtime_stub(StubAssembler* sasm);
70 #endif
71
72 virtual void arraycopy_prologue(MacroAssembler* masm, DecoratorSet decorators, bool is_oop,
73 Register addr, Register count, RegSet saved_regs);
74 virtual void arraycopy_epilogue(MacroAssembler* masm, DecoratorSet decorators, bool is_oop,
75 Register start, Register end, Register tmp, RegSet saved_regs);
76 virtual void load_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
77 Register dst, Address src, Register tmp1, Register tmp_thread);
78 virtual void store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
79 Address dst, Register val, Register tmp1, Register tmp2);
80 virtual void obj_equals(MacroAssembler* masm, DecoratorSet decorators, Register src1, Register src2);
81 virtual void resolve_for_read(MacroAssembler* masm, DecoratorSet decorators, Register obj);
82 virtual void resolve_for_write(MacroAssembler* masm, DecoratorSet decorators, Register obj);
83
84 virtual void cmpxchg_oop(MacroAssembler* masm, Register addr, Register expected, Register new_val,
85 bool acquire, bool release, bool weak, bool encode,
86 Register tmp1, Register tmp2, Register tmp3,
87 Register result);
88 };
89
90 #endif // CPU_AARCH64_GC_SHENANDOAH_SHENANDOAHBARRIERSETASSEMBLER_AARCH64_HPP
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16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
17 *
18 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
19 * or visit www.oracle.com if you need additional information or have any
20 * questions.
21 *
22 */
23
24 #ifndef CPU_AARCH64_GC_SHENANDOAH_SHENANDOAHBARRIERSETASSEMBLER_AARCH64_HPP
25 #define CPU_AARCH64_GC_SHENANDOAH_SHENANDOAHBARRIERSETASSEMBLER_AARCH64_HPP
26
27 #include "asm/macroAssembler.hpp"
28 #include "gc/shared/barrierSetAssembler.hpp"
29 #ifdef COMPILER1
30 #include "c1/c1_LIRAssembler.hpp"
31 #include "gc/shenandoah/c1/shenandoahBarrierSetC1.hpp"
32 #endif
33
34 class ShenandoahBarrierSetAssembler: public BarrierSetAssembler {
35 private:
36
37 static address _shenandoah_wb;
38 static address _shenandoah_wb_C;
39
40 void satb_write_barrier_pre(MacroAssembler* masm,
41 Register obj,
42 Register pre_val,
43 Register thread,
44 Register tmp,
45 bool tosca_live,
46 bool expand_call);
47 void shenandoah_write_barrier_pre(MacroAssembler* masm,
48 Register obj,
49 Register pre_val,
50 Register thread,
51 Register tmp,
52 bool tosca_live,
53 bool expand_call);
54 void shenandoah_write_barrier_post(MacroAssembler* masm,
55 Register store_addr,
56 Register new_val,
57 Register thread,
58 Register tmp,
59 Register tmp2);
60
61 void read_barrier(MacroAssembler* masm, Register dst);
62 void read_barrier_impl(MacroAssembler* masm, Register dst);
63 void read_barrier_not_null(MacroAssembler* masm, Register dst);
64 void read_barrier_not_null_impl(MacroAssembler* masm, Register dst);
65 void write_barrier(MacroAssembler* masm, Register dst);
66 void write_barrier_impl(MacroAssembler* masm, Register dst);
67 void storeval_barrier(MacroAssembler* masm, Register dst, Register tmp);
68 void asm_acmp_barrier(MacroAssembler* masm, Register op1, Register op2);
69
70 address generate_shenandoah_wb(StubCodeGenerator* cgen, bool c_abi, bool do_cset_test);
71
72 public:
73 static address shenandoah_wb();
74 static address shenandoah_wb_C();
75
76 static bool is_shenandoah_wb_C_call(address call);
77
78 #ifdef COMPILER1
79 void gen_pre_barrier_stub(LIR_Assembler* ce, ShenandoahPreBarrierStub* stub);
80 void generate_c1_pre_barrier_runtime_stub(StubAssembler* sasm);
81 #endif
82
83 virtual void arraycopy_prologue(MacroAssembler* masm, DecoratorSet decorators, bool is_oop,
84 Register addr, Register count, RegSet saved_regs);
85 virtual void arraycopy_epilogue(MacroAssembler* masm, DecoratorSet decorators, bool is_oop,
86 Register start, Register end, Register tmp, RegSet saved_regs);
87 virtual void load_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
88 Register dst, Address src, Register tmp1, Register tmp_thread);
89 virtual void store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
90 Address dst, Register val, Register tmp1, Register tmp2);
91 virtual void obj_equals(MacroAssembler* masm, DecoratorSet decorators, Register src1, Register src2);
92 virtual void resolve_for_read(MacroAssembler* masm, DecoratorSet decorators, Register obj);
93 virtual void resolve_for_write(MacroAssembler* masm, DecoratorSet decorators, Register obj);
94
95 virtual void cmpxchg_oop(MacroAssembler* masm, Register addr, Register expected, Register new_val,
96 bool acquire, bool release, bool weak, bool encode,
97 Register tmp1, Register tmp2, Register tmp3,
98 Register result);
99
100 virtual void barrier_stubs_init();
101 };
102
103 #endif // CPU_AARCH64_GC_SHENANDOAH_SHENANDOAHBARRIERSETASSEMBLER_AARCH64_HPP
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