--- /dev/null 2018-09-25 19:24:51.000000000 +0300 +++ new/src/hotspot/cpu/aarch32/gc/shared/barrierSetAssembler_aarch32.hpp 2018-09-25 19:24:51.000000000 +0300 @@ -0,0 +1,78 @@ +/* + * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2015-2018, Azul Systems, Inc. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + * + */ + +#ifndef CPU_AARCH32_GC_SHARED_BARRIERSETASSEMBLER_AARCH32_HPP +#define CPU_AARCH32_GC_SHARED_BARRIERSETASSEMBLER_AARCH32_HPP + +#include "asm/macroAssembler.hpp" +#include "memory/allocation.hpp" +#include "oops/access.hpp" + +class BarrierSetAssembler: public CHeapObj { +private: + void incr_allocated_bytes(MacroAssembler* masm, + Register var_size_in_bytes, int con_size_in_bytes, + Register t1 = noreg); + +public: + virtual void arraycopy_prologue(MacroAssembler* masm, DecoratorSet decorators, bool is_oop, + Register addr, Register count) {} + virtual void arraycopy_epilogue(MacroAssembler* masm, DecoratorSet decorators, bool is_oop, + Register start, Register end, Register tmp) {} + virtual void load_word_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type, + Register dst, Address src, Register tmp1, Register tmp_thread); + virtual void store_word_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type, + Address dst, Register val, Register tmp1, Register tmp2); + virtual void load_tos_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type, + Address src, Register tmp1, Register tmp_thread); + virtual void store_tos_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type, + Address dst, Register tmp1, Register tmp2); + + virtual void obj_equals(MacroAssembler* masm, + Register obj1, Register obj2); + + virtual void try_resolve_jobject_in_native(MacroAssembler* masm, Register jni_env, + Register obj, Register tmp, Label& slowpath); + + virtual void tlab_allocate(MacroAssembler* masm, + Register obj, // result: pointer to object after successful allocation + Register var_size_in_bytes, // object size in bytes if unknown at compile time; invalid otherwise + int con_size_in_bytes, // object size in bytes if known at compile time + Register t1, // temp register + Register t2, // temp register + Label& slow_case // continuation point if fast allocation fails + ); + + void eden_allocate(MacroAssembler* masm, + Register obj, // result: pointer to object after successful allocation + Register var_size_in_bytes, // object size in bytes if unknown at compile time; invalid otherwise + int con_size_in_bytes, // object size in bytes if known at compile time + Register t1, // temp register + Label& slow_case // continuation point if fast allocation fails + ); + virtual void barrier_stubs_init() {} +}; + +#endif // CPU_AARCH32_GC_SHARED_BARRIERSETASSEMBLER_AARCH32_HPP