author | zgu |
Wed, 27 Nov 2019 11:52:57 -0500 | |
changeset 59296 | 9186be5c78ba |
parent 58819 | ef8be51fff48 |
permissions | -rw-r--r-- |
52925
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
1 |
/* |
55718
9fbc32392798
8227635: Shenandoah: SHBSA::load_at() needs to deal IN_NATIVE load
zgu
parents:
55076
diff
changeset
|
2 |
* Copyright (c) 2018, 2019, Red Hat, Inc. All rights reserved. |
52925
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
3 |
* |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
4 |
* This code is free software; you can redistribute it and/or modify it |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
5 |
* under the terms of the GNU General Public License version 2 only, as |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
6 |
* published by the Free Software Foundation. |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
7 |
* |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
8 |
* This code is distributed in the hope that it will be useful, but WITHOUT |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
9 |
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
10 |
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
11 |
* version 2 for more details (a copy is included in the LICENSE file that |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
12 |
* accompanied this code). |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
13 |
* |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
14 |
* You should have received a copy of the GNU General Public License version |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
15 |
* 2 along with this work; if not, write to the Free Software Foundation, |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
16 |
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
17 |
* |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
18 |
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
19 |
* or visit www.oracle.com if you need additional information or have any |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
20 |
* questions. |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
21 |
* |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
22 |
*/ |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
23 |
|
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
24 |
#ifndef CPU_X86_GC_SHENANDOAH_SHENANDOAHBARRIERSETASSEMBLER_X86_HPP |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
25 |
#define CPU_X86_GC_SHENANDOAH_SHENANDOAHBARRIERSETASSEMBLER_X86_HPP |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
26 |
|
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
27 |
#include "asm/macroAssembler.hpp" |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
28 |
#include "gc/shared/barrierSetAssembler.hpp" |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
29 |
#ifdef COMPILER1 |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
30 |
class LIR_Assembler; |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
31 |
class ShenandoahPreBarrierStub; |
54423 | 32 |
class ShenandoahLoadReferenceBarrierStub; |
52925
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
33 |
class StubAssembler; |
54763
2584e5772546
8222926: Shenandoah build fails with --with-jvm-features=-compiler1
aoqi
parents:
54423
diff
changeset
|
34 |
#endif |
52925
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
35 |
class StubCodeGenerator; |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
36 |
|
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
37 |
class ShenandoahBarrierSetAssembler: public BarrierSetAssembler { |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
38 |
private: |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
39 |
|
54423 | 40 |
static address _shenandoah_lrb; |
52925
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
41 |
|
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
42 |
void satb_write_barrier_pre(MacroAssembler* masm, |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
43 |
Register obj, |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
44 |
Register pre_val, |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
45 |
Register thread, |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
46 |
Register tmp, |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
47 |
bool tosca_live, |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
48 |
bool expand_call); |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
49 |
|
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
50 |
void shenandoah_write_barrier_pre(MacroAssembler* masm, |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
51 |
Register obj, |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
52 |
Register pre_val, |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
53 |
Register thread, |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
54 |
Register tmp, |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
55 |
bool tosca_live, |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
56 |
bool expand_call); |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
57 |
|
58819
ef8be51fff48
8232992: Shenandoah: Implement self-fixing interpreter LRB
zgu
parents:
58788
diff
changeset
|
58 |
void load_reference_barrier_not_null(MacroAssembler* masm, Register dst, Address src); |
52925
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
59 |
|
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
60 |
void storeval_barrier_impl(MacroAssembler* masm, Register dst, Register tmp); |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
61 |
|
54423 | 62 |
address generate_shenandoah_lrb(StubCodeGenerator* cgen); |
52925
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
63 |
|
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
64 |
public: |
54423 | 65 |
static address shenandoah_lrb(); |
52925
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
66 |
|
53519
74a5ef4c81cc
8217016: Shenandoah: Streamline generation of CAS barriers
rkennke
parents:
52925
diff
changeset
|
67 |
void storeval_barrier(MacroAssembler* masm, Register dst, Register tmp); |
52925
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
68 |
#ifdef COMPILER1 |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
69 |
void gen_pre_barrier_stub(LIR_Assembler* ce, ShenandoahPreBarrierStub* stub); |
54423 | 70 |
void gen_load_reference_barrier_stub(LIR_Assembler* ce, ShenandoahLoadReferenceBarrierStub* stub); |
52925
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
71 |
void generate_c1_pre_barrier_runtime_stub(StubAssembler* sasm); |
57716 | 72 |
void generate_c1_load_reference_barrier_runtime_stub(StubAssembler* sasm); |
52925
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
73 |
#endif |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
74 |
|
58819
ef8be51fff48
8232992: Shenandoah: Implement self-fixing interpreter LRB
zgu
parents:
58788
diff
changeset
|
75 |
void load_reference_barrier(MacroAssembler* masm, Register dst, Address src); |
58693
3f35a9efd7de
8232010: Shenandoah: implement self-fixing native barrier
zgu
parents:
58218
diff
changeset
|
76 |
void load_reference_barrier_native(MacroAssembler* masm, Register dst, Address src); |
54423 | 77 |
|
52925
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
78 |
void cmpxchg_oop(MacroAssembler* masm, |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
79 |
Register res, Address addr, Register oldval, Register newval, |
53519
74a5ef4c81cc
8217016: Shenandoah: Streamline generation of CAS barriers
rkennke
parents:
52925
diff
changeset
|
80 |
bool exchange, Register tmp1, Register tmp2); |
52925
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
81 |
virtual void arraycopy_prologue(MacroAssembler* masm, DecoratorSet decorators, BasicType type, |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
82 |
Register src, Register dst, Register count); |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
83 |
virtual void load_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type, |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
84 |
Register dst, Address src, Register tmp1, Register tmp_thread); |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
85 |
virtual void store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type, |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
86 |
Address dst, Register val, Register tmp1, Register tmp2); |
57542
db740ced41c4
8228532: Shenandoah: Implement SBSA::try_resolve_jobject_in_native()
zgu
parents:
55718
diff
changeset
|
87 |
virtual void try_resolve_jobject_in_native(MacroAssembler* masm, Register jni_env, |
db740ced41c4
8228532: Shenandoah: Implement SBSA::try_resolve_jobject_in_native()
zgu
parents:
55718
diff
changeset
|
88 |
Register obj, Register tmp, Label& slowpath); |
59296
9186be5c78ba
8228720: Shenandoah: Implementation of concurrent class unloading
zgu
parents:
58819
diff
changeset
|
89 |
virtual void c2i_entry_barrier(MacroAssembler* masm); |
52925
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
90 |
|
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
91 |
virtual void barrier_stubs_init(); |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
92 |
|
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
93 |
}; |
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
94 |
|
9c18c9d839d3
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
rkennke
parents:
diff
changeset
|
95 |
#endif // CPU_X86_GC_SHENANDOAH_SHENANDOAHBARRIERSETASSEMBLER_X86_HPP |