12 * accompanied this code).
13 *
14 * You should have received a copy of the GNU General Public License version
15 * 2 along with this work; if not, write to the Free Software Foundation,
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_X86_GC_SHENANDOAH_SHENANDOAHBARRIERSETASSEMBLER_X86_HPP
25 #define CPU_X86_GC_SHENANDOAH_SHENANDOAHBARRIERSETASSEMBLER_X86_HPP
26
27 #include "asm/macroAssembler.hpp"
28 #include "gc/shared/barrierSetAssembler.hpp"
29 #ifdef COMPILER1
30 class LIR_Assembler;
31 class ShenandoahPreBarrierStub;
32 class ShenandoahWriteBarrierStub;
33 class StubAssembler;
34 class StubCodeGenerator;
35 #endif
36
37 class ShenandoahBarrierSetAssembler: public BarrierSetAssembler {
38 private:
39
40 static address _shenandoah_wb;
41
42 void satb_write_barrier_pre(MacroAssembler* masm,
43 Register obj,
44 Register pre_val,
45 Register thread,
46 Register tmp,
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,
107 Register thread, Register obj,
108 Register var_size_in_bytes,
109 int con_size_in_bytes,
110 Register t1, Register t2,
111 Label& slow_case);
112
113 virtual void resolve(MacroAssembler* masm, DecoratorSet decorators, Register obj);
114
115 virtual void barrier_stubs_init();
116
117 };
118
119 #endif // CPU_X86_GC_SHENANDOAH_SHENANDOAHBARRIERSETASSEMBLER_X86_HPP
|
12 * accompanied this code).
13 *
14 * You should have received a copy of the GNU General Public License version
15 * 2 along with this work; if not, write to the Free Software Foundation,
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_X86_GC_SHENANDOAH_SHENANDOAHBARRIERSETASSEMBLER_X86_HPP
25 #define CPU_X86_GC_SHENANDOAH_SHENANDOAHBARRIERSETASSEMBLER_X86_HPP
26
27 #include "asm/macroAssembler.hpp"
28 #include "gc/shared/barrierSetAssembler.hpp"
29 #ifdef COMPILER1
30 class LIR_Assembler;
31 class ShenandoahPreBarrierStub;
32 class ShenandoahLoadReferenceBarrierStub;
33 class StubAssembler;
34 class StubCodeGenerator;
35 #endif
36
37 class ShenandoahBarrierSetAssembler: public BarrierSetAssembler {
38 private:
39
40 static address _shenandoah_lrb;
41
42 void satb_write_barrier_pre(MacroAssembler* masm,
43 Register obj,
44 Register pre_val,
45 Register thread,
46 Register tmp,
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 resolve_forward_pointer(MacroAssembler* masm, Register dst);
59 void resolve_forward_pointer_not_null(MacroAssembler* masm, Register dst);
60
61 void load_reference_barrier_not_null(MacroAssembler* masm, Register dst);
62
63 void storeval_barrier_impl(MacroAssembler* masm, Register dst, Register tmp);
64
65 address generate_shenandoah_lrb(StubCodeGenerator* cgen);
66
67 void save_vector_registers(MacroAssembler* masm);
68 void restore_vector_registers(MacroAssembler* masm);
69
70 public:
71 static address shenandoah_lrb();
72
73 void storeval_barrier(MacroAssembler* masm, Register dst, Register tmp);
74 #ifdef COMPILER1
75 void gen_pre_barrier_stub(LIR_Assembler* ce, ShenandoahPreBarrierStub* stub);
76 void gen_load_reference_barrier_stub(LIR_Assembler* ce, ShenandoahLoadReferenceBarrierStub* stub);
77 void generate_c1_pre_barrier_runtime_stub(StubAssembler* sasm);
78 #endif
79
80 void load_reference_barrier(MacroAssembler* masm, Register dst);
81
82 void cmpxchg_oop(MacroAssembler* masm,
83 Register res, Address addr, Register oldval, Register newval,
84 bool exchange, Register tmp1, Register tmp2);
85 virtual void arraycopy_prologue(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
86 Register src, Register dst, Register count);
87 virtual void arraycopy_epilogue(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
88 Register src, Register dst, Register count);
89 virtual void load_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
90 Register dst, Address src, Register tmp1, Register tmp_thread);
91 virtual void store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
92 Address dst, Register val, Register tmp1, Register tmp2);
93
94 virtual void tlab_allocate(MacroAssembler* masm,
95 Register thread, Register obj,
96 Register var_size_in_bytes,
97 int con_size_in_bytes,
98 Register t1, Register t2,
99 Label& slow_case);
100
101 virtual void barrier_stubs_init();
102
103 };
104
105 #endif // CPU_X86_GC_SHENANDOAH_SHENANDOAHBARRIERSETASSEMBLER_X86_HPP
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