64
65 virtual NMethodPatchingType nmethod_patching_type() { return NMethodPatchingType::conc_instruction_and_data_patch; }
66
67 virtual void arraycopy_prologue(MacroAssembler* masm, DecoratorSet decorators, bool is_oop,
68 Register src, Register dst, Register count, RegSet saved_regs);
69
70 virtual void arraycopy_epilogue(MacroAssembler* masm, DecoratorSet decorators, bool is_oop,
71 Register start, Register count, Register tmp);
72
73 virtual void load_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
74 Register dst, Address src, Register tmp1, Register tmp2);
75 virtual void store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
76 Address dst, Register val, Register tmp1, Register tmp2, Register tmp3);
77
78 virtual void try_resolve_jobject_in_native(MacroAssembler* masm, Register jni_env,
79 Register obj, Register tmp, Label& slowpath);
80 virtual void try_peek_weak_handle_in_nmethod(MacroAssembler* masm, Register weak_handle, Register obj,
81 Register tmp, Label& slow_path);
82 virtual void check_oop(MacroAssembler* masm, Register obj, Register tmp1, Register tmp2, Label& L_error);
83
84 #ifdef COMPILER1
85 void keepalive_barrier_c1_stub(LIR_Assembler* ce, ShenandoahKeepaliveBarrierStub* stub);
86 void keepalive_barrier_c1_runtime_stub(StubAssembler* sasm);
87
88 void load_reference_barrier_c1_stub(LIR_Assembler* ce, ShenandoahLoadReferenceBarrierStub* stub);
89 void load_reference_barrier_c1_runtime_stub(StubAssembler* sasm, DecoratorSet decorators);
90 #endif
91
92 #ifdef COMPILER2
93 // Entry points from Matcher
94 void load_c2(const MachNode* node, MacroAssembler* masm, Register dst, Address addr, Register tmp1, Register tmp2, bool is_narrow);
95 void store_c2(const MachNode* node, MacroAssembler* masm, Address dst, bool dst_narrow, Register src,
96 bool src_narrow, Register tmp1, Register tmp2, Register tmp3);
97 void compare_and_set_c2(const MachNode* node, MacroAssembler* masm, Register res, Register addr, Register oldval,
98 Register newval, Register tmp1, Register tmp2, Register tmp3, bool exchange, bool narrow, bool is_acquire);
99 void get_and_set_c2(const MachNode* node, MacroAssembler* masm, Register preval, Register newval,
100 Register addr, Register tmp1, Register tmp2, Register tmp3, bool is_acquire);
101 #endif
102 };
103
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64
65 virtual NMethodPatchingType nmethod_patching_type() { return NMethodPatchingType::conc_instruction_and_data_patch; }
66
67 virtual void arraycopy_prologue(MacroAssembler* masm, DecoratorSet decorators, bool is_oop,
68 Register src, Register dst, Register count, RegSet saved_regs);
69
70 virtual void arraycopy_epilogue(MacroAssembler* masm, DecoratorSet decorators, bool is_oop,
71 Register start, Register count, Register tmp);
72
73 virtual void load_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
74 Register dst, Address src, Register tmp1, Register tmp2);
75 virtual void store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
76 Address dst, Register val, Register tmp1, Register tmp2, Register tmp3);
77
78 virtual void try_resolve_jobject_in_native(MacroAssembler* masm, Register jni_env,
79 Register obj, Register tmp, Label& slowpath);
80 virtual void try_peek_weak_handle_in_nmethod(MacroAssembler* masm, Register weak_handle, Register obj,
81 Register tmp, Label& slow_path);
82 virtual void check_oop(MacroAssembler* masm, Register obj, Register tmp1, Register tmp2, Label& L_error);
83
84 // Barrier hotpatching
85 static address parse_jump_address(address pc);
86 static void insert_patchable_nop(address pc);
87 static bool is_patchable_nop(address pc);
88 static void insert_patchable_jump(address pc, address target_pc);
89 static bool is_patchable_jump(address pc, address target_pc);
90
91 #ifdef COMPILER1
92 void keepalive_barrier_c1_stub(LIR_Assembler* ce, ShenandoahKeepaliveBarrierStub* stub);
93 void keepalive_barrier_c1_runtime_stub(StubAssembler* sasm);
94
95 void load_reference_barrier_c1_stub(LIR_Assembler* ce, ShenandoahLoadReferenceBarrierStub* stub);
96 void load_reference_barrier_c1_runtime_stub(StubAssembler* sasm, DecoratorSet decorators);
97 #endif
98
99 #ifdef COMPILER2
100 // Entry points from Matcher
101 void load_c2(const MachNode* node, MacroAssembler* masm, Register dst, Address addr, Register tmp1, Register tmp2, bool is_narrow);
102 void store_c2(const MachNode* node, MacroAssembler* masm, Address dst, bool dst_narrow, Register src,
103 bool src_narrow, Register tmp1, Register tmp2, Register tmp3);
104 void compare_and_set_c2(const MachNode* node, MacroAssembler* masm, Register res, Register addr, Register oldval,
105 Register newval, Register tmp1, Register tmp2, Register tmp3, bool exchange, bool narrow, bool is_acquire);
106 void get_and_set_c2(const MachNode* node, MacroAssembler* masm, Register preval, Register newval,
107 Register addr, Register tmp1, Register tmp2, Register tmp3, bool is_acquire);
108 #endif
109 };
110
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