1# Copyright (c) 2021-2022 Huawei Device Co., Ltd. 2# Licensed under the Apache License, Version 2.0 (the "License"); 3# you may not use this file except in compliance with the License. 4# You may obtain a copy of the License at 5# 6# http://www.apache.org/licenses/LICENSE-2.0 7# 8# Unless required by applicable law or agreed to in writing, software 9# distributed under the License is distributed on an "AS IS" BASIS, 10# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 11# See the License for the specific language governing permissions and 12# limitations under the License. 13 14def cmp_opcode(imm) 15 if imm <= 4095 16 return "cmp w5, ##{imm}" 17 end 18 # We need to save imm to temporary register before cmp, 19 # because it is too large for ARM64 instruction format 20 return "mov w13, ##{imm} 21 cmp w5, w13" 22end 23 24def jump_eq(target) 25 return "beq #{target}" 26end 27 28def jump(target) 29 return "b #{target}" 30end 31 32def save_param(value) 33 return "mov x15, #{value}" 34end 35 36def handler_path(name) 37 return "bridge/arch/aarch64/handle_#{name}_aarch64.S" 38end 39