mirror of
https://gitee.com/openharmony/arkcompiler_runtime_core
synced 2025-04-13 16:11:06 +00:00
104 lines
3.2 KiB
Ruby
104 lines
3.2 KiB
Ruby
# Copyright (c) 2021-2022 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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# Assembler specific extension of ISAPI
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Instruction.class_eval do
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def asm_token
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mnemonic.tr('.', '_').upcase
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end
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def call?
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properties.include?('call')
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end
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def range?
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mnemonic.split('.')[-1] == 'range'
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end
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def simple_call?
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call? && !range? && !properties.include?('dynamic')
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end
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def return?
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stripped_mnemonic == 'return'
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end
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def return_obj?
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mnemonic == 'return.obj'
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end
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def return64?
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mnemonic == 'return.64'
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end
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def return32?
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mnemonic == 'return'
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end
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def return_void?
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mnemonic == 'return.void'
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end
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end
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def bit_cast(what, to_type, from_type)
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"bit_cast<#{to_type}, #{from_type}>(static_cast<#{from_type}>(std::get<double>(#{what})))"
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end
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def index_of_max(a)
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a.each_with_index.max[1] # returns index of `last` max value
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end
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def max_number_of_src_regs
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Panda::instructions.map do |insn|
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insn.operands.select(&:reg?).select(&:src?).size
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end.max
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end
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IR = Struct.new(:opcode, :flags, :dst_idx, :use_idxs)
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module Panda
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def self.pseudo_instructions
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insns = []
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insns << IR.new('MOVX', ['InstFlags::PSEUDO'], 0, [1])
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insns << IR.new('LDAX', ['InstFlags::PSEUDO', 'InstFlags::ACC_WRITE'], 'INVALID_REG_IDX', [0])
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insns << IR.new('STAX', ['InstFlags::PSEUDO', 'InstFlags::ACC_READ'], 0, [])
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insns << IR.new('NEWX', ['InstFlags::PSEUDO'], 0, [])
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insns << IR.new('INITOBJX', ['InstFlags::PSEUDO', 'InstFlags::CALL', 'InstFlags::ACC_WRITE'], 'INVALID_REG_IDX', [])
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insns << IR.new('CALLX', ['InstFlags::PSEUDO', 'InstFlags::CALL', 'InstFlags::ACC_WRITE'], 'INVALID_REG_IDX', [])
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insns << IR.new('CALLX_VIRT', ['InstFlags::PSEUDO', 'InstFlags::CALL', 'InstFlags::ACC_WRITE'], 'INVALID_REG_IDX', [])
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insns << IR.new('B_P_CALLIX', ['InstFlags::PSEUDO', 'InstFlags::CALL', 'InstFlags::ACC_WRITE'], 'INVALID_REG_IDX', [])
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insns << IR.new('B_P_CALLIEX',['InstFlags::PSEUDO', 'InstFlags::CALL', 'InstFlags::ACC_WRITE'], 'INVALID_REG_IDX', [])
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insns
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end
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end
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# returns array of OpenStruct with fields
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# name - name of variable in emitter code
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# type - type of variable in emitter code
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def assembler_signature(group, is_jump)
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insn = group.first
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format_ops(insn.format).each do |o|
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if o.name.start_with?('imm')
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if insn.asm_token.start_with?('F')
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o.type, o.name = is_jump ? ['const std::string &', 'label'] : ['double', o.name]
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else
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o.type, o.name = is_jump ? ['const std::string &', 'label'] : ['int64_t', o.name]
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end
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elsif o.name.start_with?('id')
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o.type, o.name = ['const std::string &', o.name]
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else
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o.type = 'uint16_t'
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end
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end
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end
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