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GitHub Repository: PojavLauncherTeam/mobile
 Path: blob/master/src/hotspot/cpu/aarch64/foreign_globals_aarch64.hpp
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/*

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 * Copyright (c) 2020, Oracle and/or its affiliates. All rights reserved.

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 * Copyright (c) 2019, Arm Limited. All rights reserved.

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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

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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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#ifndef CPU_AARCH64_VM_FOREIGN_GLOBALS_AARCH64_HPP

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#define CPU_AARCH64_VM_FOREIGN_GLOBALS_AARCH64_HPP

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#include "asm/macroAssembler.hpp"

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#include "utilities/growableArray.hpp"

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constexpr size_t float_reg_size = 16; // bytes

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struct ABIDescriptor {

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  GrowableArray<Register> _integer_argument_registers;

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  GrowableArray<Register> _integer_return_registers;

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  GrowableArray<FloatRegister> _vector_argument_registers;

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  GrowableArray<FloatRegister> _vector_return_registers;

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  GrowableArray<Register> _integer_additional_volatile_registers;

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  GrowableArray<FloatRegister> _vector_additional_volatile_registers;

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  int32_t _stack_alignment_bytes;

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  int32_t _shadow_space_bytes;

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  bool is_volatile_reg(Register reg) const;

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  bool is_volatile_reg(FloatRegister reg) const;

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};

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struct BufferLayout {

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  size_t stack_args_bytes;

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  size_t stack_args;

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  size_t arguments_vector;

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  size_t arguments_integer;

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  size_t arguments_next_pc;

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  size_t returns_vector;

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  size_t returns_integer;

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  size_t buffer_size;

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};

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#endif // CPU_AARCH64_VM_FOREIGN_GLOBALS_AARCH64_HPP

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