author | rkennke |
Tue, 02 Apr 2019 23:00:22 +0200 | |
changeset 54423 | 6c0ab8bd8da5 |
parent 54266 | 7816d989bf21 |
child 54763 | 2584e5772546 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2018, Red Hat, Inc. All rights reserved. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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* |
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*/ |
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#ifndef CPU_AARCH64_GC_SHENANDOAH_SHENANDOAHBARRIERSETASSEMBLER_AARCH64_HPP |
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#define CPU_AARCH64_GC_SHENANDOAH_SHENANDOAHBARRIERSETASSEMBLER_AARCH64_HPP |
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#include "asm/macroAssembler.hpp" |
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#include "gc/shared/barrierSetAssembler.hpp" |
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#ifdef COMPILER1 |
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class LIR_Assembler; |
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class ShenandoahPreBarrierStub; |
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class ShenandoahLoadReferenceBarrierStub; |
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class StubAssembler; |
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class StubCodeGenerator; |
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#endif |
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class ShenandoahBarrierSetAssembler: public BarrierSetAssembler { |
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private: |
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static address _shenandoah_lrb; |
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void satb_write_barrier_pre(MacroAssembler* masm, |
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Register obj, |
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Register pre_val, |
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Register thread, |
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Register tmp, |
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bool tosca_live, |
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bool expand_call); |
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void shenandoah_write_barrier_pre(MacroAssembler* masm, |
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Register obj, |
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Register pre_val, |
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Register thread, |
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Register tmp, |
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bool tosca_live, |
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bool expand_call); |
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void resolve_forward_pointer(MacroAssembler* masm, Register dst); |
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void resolve_forward_pointer_not_null(MacroAssembler* masm, Register dst); |
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void load_reference_barrier(MacroAssembler* masm, Register dst, Register tmp); |
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void load_reference_barrier_not_null(MacroAssembler* masm, Register dst, Register tmp); |
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address generate_shenandoah_lrb(StubCodeGenerator* cgen); |
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public: |
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static address shenandoah_lrb(); |
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void storeval_barrier(MacroAssembler* masm, Register dst, Register tmp); |
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#ifdef COMPILER1 |
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void gen_pre_barrier_stub(LIR_Assembler* ce, ShenandoahPreBarrierStub* stub); |
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void gen_load_reference_barrier_stub(LIR_Assembler* ce, ShenandoahLoadReferenceBarrierStub* stub); |
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void generate_c1_pre_barrier_runtime_stub(StubAssembler* sasm); |
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#endif |
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virtual void arraycopy_prologue(MacroAssembler* masm, DecoratorSet decorators, bool is_oop, |
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Register addr, Register count, RegSet saved_regs); |
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virtual void arraycopy_epilogue(MacroAssembler* masm, DecoratorSet decorators, bool is_oop, |
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Register start, Register count, Register tmp, RegSet saved_regs); |
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virtual void load_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type, |
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Register dst, Address src, Register tmp1, Register tmp_thread); |
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virtual void store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type, |
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Address dst, Register val, Register tmp1, Register tmp2); |
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virtual void tlab_allocate(MacroAssembler* masm, Register obj, |
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Register var_size_in_bytes, |
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int con_size_in_bytes, |
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Register t1, |
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Register t2, |
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Label& slow_case); |
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void cmpxchg_oop(MacroAssembler* masm, Register addr, Register expected, Register new_val, |
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bool acquire, bool release, bool weak, bool is_cae, Register result); |
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virtual void barrier_stubs_init(); |
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}; |
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#endif // CPU_AARCH64_GC_SHENANDOAH_SHENANDOAHBARRIERSETASSEMBLER_AARCH64_HPP |