1 /*
2 * Copyright (c) 2018, 2021, Red Hat, Inc. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
39
40 class ShenandoahBarrierSetAssembler: public BarrierSetAssembler {
41 private:
42
43 void satb_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
51 void shenandoah_write_barrier_pre(MacroAssembler* masm,
52 Register obj,
53 Register pre_val,
54 Register thread,
55 Register tmp,
56 bool tosca_live,
57 bool expand_call);
58
59 public:
60 #ifdef COMPILER1
61 void gen_pre_barrier_stub(LIR_Assembler* ce, ShenandoahPreBarrierStub* stub);
62 void gen_load_reference_barrier_stub(LIR_Assembler* ce, ShenandoahLoadReferenceBarrierStub* stub);
63 void generate_c1_pre_barrier_runtime_stub(StubAssembler* sasm);
64 void generate_c1_load_reference_barrier_runtime_stub(StubAssembler* sasm, DecoratorSet decorators);
65 #endif
66
67 void load_reference_barrier(MacroAssembler* masm, Register dst, Address src, DecoratorSet decorators);
68
69 void cmpxchg_oop(MacroAssembler* masm,
70 Register res, Address addr, Register oldval, Register newval,
71 bool exchange, Register tmp1, Register tmp2);
72 virtual void arraycopy_prologue(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
73 Register src, Register dst, Register count);
74 virtual void load_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
75 Register dst, Address src, Register tmp1, Register tmp_thread);
76 virtual void store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
77 Address dst, Register val, Register tmp1, Register tmp2, Register tmp3);
78 virtual void try_resolve_jobject_in_native(MacroAssembler* masm, Register jni_env,
79 Register obj, Register tmp, Label& slowpath);
80 };
81
82 #endif // CPU_X86_GC_SHENANDOAH_SHENANDOAHBARRIERSETASSEMBLER_X86_HPP
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1 /*
2 * Copyright (c) 2018, 2021, Red Hat, Inc. All rights reserved.
3 * Copyright Amazon.com Inc. or its affiliates. All Rights Reserved.
4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
5 *
6 * This code is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License version 2 only, as
8 * published by the Free Software Foundation.
9 *
10 * This code is distributed in the hope that it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13 * version 2 for more details (a copy is included in the LICENSE file that
14 * accompanied this code).
15 *
16 * You should have received a copy of the GNU General Public License version
17 * 2 along with this work; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19 *
20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
21 * or visit www.oracle.com if you need additional information or have any
22 * questions.
23 *
40
41 class ShenandoahBarrierSetAssembler: public BarrierSetAssembler {
42 private:
43
44 void satb_write_barrier_pre(MacroAssembler* masm,
45 Register obj,
46 Register pre_val,
47 Register thread,
48 Register tmp,
49 bool tosca_live,
50 bool expand_call);
51
52 void shenandoah_write_barrier_pre(MacroAssembler* masm,
53 Register obj,
54 Register pre_val,
55 Register thread,
56 Register tmp,
57 bool tosca_live,
58 bool expand_call);
59
60 void store_check(MacroAssembler* masm, Register obj);
61
62 void gen_write_ref_array_post_barrier(MacroAssembler* masm, DecoratorSet decorators,
63 Register addr, Register count,
64 Register tmp);
65
66 public:
67 #ifdef COMPILER1
68 void gen_pre_barrier_stub(LIR_Assembler* ce, ShenandoahPreBarrierStub* stub);
69 void gen_load_reference_barrier_stub(LIR_Assembler* ce, ShenandoahLoadReferenceBarrierStub* stub);
70 void generate_c1_pre_barrier_runtime_stub(StubAssembler* sasm);
71 void generate_c1_load_reference_barrier_runtime_stub(StubAssembler* sasm, DecoratorSet decorators);
72 #endif
73
74 void load_reference_barrier(MacroAssembler* masm, Register dst, Address src, DecoratorSet decorators);
75
76 void cmpxchg_oop(MacroAssembler* masm,
77 Register res, Address addr, Register oldval, Register newval,
78 bool exchange, Register tmp1, Register tmp2);
79 virtual void arraycopy_prologue(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
80 Register src, Register dst, Register count);
81 virtual void arraycopy_epilogue(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
82 Register src, Register dst, Register count);
83 virtual void load_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
84 Register dst, Address src, Register tmp1, Register tmp_thread);
85 virtual void store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
86 Address dst, Register val, Register tmp1, Register tmp2, Register tmp3);
87 virtual void try_resolve_jobject_in_native(MacroAssembler* masm, Register jni_env,
88 Register obj, Register tmp, Label& slowpath);
89 };
90
91 #endif // CPU_X86_GC_SHENANDOAH_SHENANDOAHBARRIERSETASSEMBLER_X86_HPP
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