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https://github.com/openharmony/ark_js_runtime.git
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getingke
d667d9b5b9
Signed-off-by: getingke <getingke@huawei.com> Change-Id: I3ff8ba9fbeaa282d02f4832a4b6a85e054670765
76 lines
3.1 KiB
C++
76 lines
3.1 KiB
C++
/*
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* Copyright (c) 2022 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "extend_assembler.h"
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#include "ecmascript/frames.h"
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namespace panda::ecmascript::aarch64 {
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void ExtendedAssembler::CalleeSave()
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{
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const MemoryOperand::AddrMode preIndex = MemoryOperand::AddrMode::PREINDEX;
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Register sp(SP);
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Stp(Register(X27), Register(X28), MemoryOperand(sp, -16, preIndex));
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Stp(Register(X25), Register(X26), MemoryOperand(sp, -16, preIndex));
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Stp(Register(X23), Register(X24), MemoryOperand(sp, -16, preIndex));
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Stp(Register(X21), Register(X22), MemoryOperand(sp, -16, preIndex));
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Stp(Register(X19), Register(X20), MemoryOperand(sp, -16, preIndex));
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Stp(VectorRegister(v14), VectorRegister(v15), MemoryOperand(sp, -16, preIndex));
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Stp(VectorRegister(v12), VectorRegister(v13), MemoryOperand(sp, -16, preIndex));
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Stp(VectorRegister(v10), VectorRegister(v11), MemoryOperand(sp, -16, preIndex));
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Stp(VectorRegister(v8), VectorRegister(v9), MemoryOperand(sp, -16, preIndex));
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}
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void ExtendedAssembler::CalleeRestore()
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{
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const MemoryOperand::AddrMode postIndex = MemoryOperand::AddrMode::POSTINDEX;
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Register sp(SP);
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Ldp(VectorRegister(v8), VectorRegister(v9), MemoryOperand(sp, 16, postIndex));
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Ldp(VectorRegister(v10), VectorRegister(v11), MemoryOperand(sp, 16, postIndex));
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Ldp(VectorRegister(v12), VectorRegister(v13), MemoryOperand(sp, 16, postIndex));
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Ldp(VectorRegister(v14), VectorRegister(v15), MemoryOperand(sp, 16, postIndex));
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Ldp(Register(X19), Register(X20), MemoryOperand(sp, 16, postIndex));
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Ldp(Register(X21), Register(X22), MemoryOperand(sp, 16, postIndex));
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Ldp(Register(X23), Register(X24), MemoryOperand(sp, 16, postIndex));
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Ldp(Register(X25), Register(X26), MemoryOperand(sp, 16, postIndex));
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Ldp(Register(X27), Register(X28), MemoryOperand(sp, 16, postIndex));
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}
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void ExtendedAssembler::CallAssemblerStub(int id, bool isTail)
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{
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Label *target = module_->GetFunctionLabel(id);
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isTail ? B(target) : Bl(target);
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}
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void ExtendedAssembler::BindAssemblerStub(int id)
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{
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Label *target = module_->GetFunctionLabel(id);
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Bind(target);
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}
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void ExtendedAssembler::SaveFpAndLr()
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{
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Register sp(SP);
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const MemoryOperand::AddrMode preIndex = MemoryOperand::AddrMode::PREINDEX;
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Stp(Register(X29), Register(X30), MemoryOperand(sp, -16, preIndex));
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Mov(Register(X29), Register(SP));
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}
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void ExtendedAssembler::RestoreFpAndLr()
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{
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Register sp(SP);
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const MemoryOperand::AddrMode postIndex = MemoryOperand::AddrMode::POSTINDEX;
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Ldp(Register(X29), Register(X30), MemoryOperand(sp, 16, postIndex));
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}
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} // namespace panda::ecmascript::aarch64
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