59 Register start, Register count,
60 Register scratch);
61
62 public:
63 virtual NMethodPatchingType nmethod_patching_type() { return NMethodPatchingType::conc_instruction_and_data_patch; }
64
65 virtual void arraycopy_prologue(MacroAssembler* masm, DecoratorSet decorators, bool is_oop,
66 Register src, Register dst, Register count, RegSet saved_regs);
67 virtual void arraycopy_epilogue(MacroAssembler* masm, DecoratorSet decorators, bool is_oop,
68 Register start, Register count, Register tmp);
69 virtual void load_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
70 Register dst, Address src, Register tmp1, Register tmp2);
71 virtual void store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
72 Address dst, Register val, Register tmp1, Register tmp2, Register tmp3);
73 virtual void try_resolve_jobject_in_native(MacroAssembler* masm, Register jni_env,
74 Register obj, Register tmp, Label& slowpath);
75 virtual void try_peek_weak_handle_in_nmethod(MacroAssembler* masm, Register weak_handle, Register obj,
76 Register tmp, Label& slow_path);
77 virtual void check_oop(MacroAssembler* masm, Register obj, Register tmp1, Register tmp2, Label& L_error);
78
79 #ifdef COMPILER1
80 void keepalive_barrier_c1_stub(LIR_Assembler* ce, ShenandoahKeepaliveBarrierStub* stub);
81 void keepalive_barrier_c1_runtime_stub(StubAssembler* sasm);
82
83 void load_reference_barrier_c1_stub(LIR_Assembler* ce, ShenandoahLoadReferenceBarrierStub* stub);
84 void load_reference_barrier_c1_runtime_stub(StubAssembler* sasm, DecoratorSet decorators);
85 #endif
86
87 #ifdef COMPILER2
88 // Entry points from Matcher
89 void load_c2(const MachNode* node, MacroAssembler* masm, Register dst, Address addr, Register tmp1, Register tmp2, bool is_narrow, bool is_acquire);
90 void store_c2(const MachNode* node, MacroAssembler* masm, Address dst, bool dst_narrow, Register src, bool src_narrow, Register tmp1, Register tmp2, Register tmp3, bool is_volatile);
91 void compare_and_set_c2(const MachNode* node, MacroAssembler* masm, Register res, Register addr, Register oldval,
92 Register newval, Register tmp1, Register tmp2, Register tmp3, bool exchange, bool narrow, bool weak, bool acquire);
93 void get_and_set_c2(const MachNode* node, MacroAssembler* masm, Register preval, Register newval, Register addr, Register tmp1, Register tmp2, Register tmp3, bool acquire);
94 #endif
95 };
96
97 #endif // CPU_AARCH64_GC_SHENANDOAH_SHENANDOAHBARRIERSETASSEMBLER_AARCH64_HPP
|
59 Register start, Register count,
60 Register scratch);
61
62 public:
63 virtual NMethodPatchingType nmethod_patching_type() { return NMethodPatchingType::conc_instruction_and_data_patch; }
64
65 virtual void arraycopy_prologue(MacroAssembler* masm, DecoratorSet decorators, bool is_oop,
66 Register src, Register dst, Register count, RegSet saved_regs);
67 virtual void arraycopy_epilogue(MacroAssembler* masm, DecoratorSet decorators, bool is_oop,
68 Register start, Register count, Register tmp);
69 virtual void load_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
70 Register dst, Address src, Register tmp1, Register tmp2);
71 virtual void store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
72 Address dst, Register val, Register tmp1, Register tmp2, Register tmp3);
73 virtual void try_resolve_jobject_in_native(MacroAssembler* masm, Register jni_env,
74 Register obj, Register tmp, Label& slowpath);
75 virtual void try_peek_weak_handle_in_nmethod(MacroAssembler* masm, Register weak_handle, Register obj,
76 Register tmp, Label& slow_path);
77 virtual void check_oop(MacroAssembler* masm, Register obj, Register tmp1, Register tmp2, Label& L_error);
78
79 // Barrier hotpatching
80 static address parse_jump_address(address pc);
81 static void insert_patchable_nop(address pc);
82 static bool is_patchable_nop(address pc);
83 static void insert_patchable_jump(address pc, address target_pc);
84 static bool is_patchable_jump(address pc, address target_pc);
85
86 #ifdef COMPILER1
87 void keepalive_barrier_c1_stub(LIR_Assembler* ce, ShenandoahKeepaliveBarrierStub* stub);
88 void keepalive_barrier_c1_runtime_stub(StubAssembler* sasm);
89
90 void load_reference_barrier_c1_stub(LIR_Assembler* ce, ShenandoahLoadReferenceBarrierStub* stub);
91 void load_reference_barrier_c1_runtime_stub(StubAssembler* sasm, DecoratorSet decorators);
92 #endif
93
94 #ifdef COMPILER2
95 // Entry points from Matcher
96 void load_c2(const MachNode* node, MacroAssembler* masm, Register dst, Address addr, Register tmp1, Register tmp2, bool is_narrow, bool is_acquire);
97 void store_c2(const MachNode* node, MacroAssembler* masm, Address dst, bool dst_narrow, Register src, bool src_narrow, Register tmp1, Register tmp2, Register tmp3, bool is_volatile);
98 void compare_and_set_c2(const MachNode* node, MacroAssembler* masm, Register res, Register addr, Register oldval,
99 Register newval, Register tmp1, Register tmp2, Register tmp3, bool exchange, bool narrow, bool weak, bool acquire);
100 void get_and_set_c2(const MachNode* node, MacroAssembler* masm, Register preval, Register newval, Register addr, Register tmp1, Register tmp2, Register tmp3, bool acquire);
101 #endif
102 };
103
104 #endif // CPU_AARCH64_GC_SHENANDOAH_SHENANDOAHBARRIERSETASSEMBLER_AARCH64_HPP
|