DataHoarder
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76 lines
2.9 KiB
C++
76 lines
2.9 KiB
C++
/*****************************************************************************
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* Copyright (c) 2020, rrcSmall FM10K-Documentation Contributors
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the copyright holder nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*****************************************************************************/
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#include "Jump.h"
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#include "../Registers.h"
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#include <iostream>
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#include <iomanip>
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void Instruction::Jump::fromBytes(uint32_t offset, const std::vector<uint8_t> &bytes) {
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_address = offset;
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offset++;
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jumpAddress = bytes[offset++] << 16;
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jumpAddress |= bytes[offset++] << 8;
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jumpAddress |= bytes[offset++];
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_endAddress = offset;
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}
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std::string Instruction::Jump::toString() const {
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std::stringstream op;
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op << "JUMP 0x" << std::hex << std::setw(6) << std::setfill('0') << jumpAddress;
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return op.str();
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}
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std::vector<uint32_t> Instruction::Jump::getPossibleBranches() const {
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return std::vector<uint32_t>{jumpAddress};
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}
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std::vector<std::pair<uint32_t, std::unordered_map<uint32_t, uint32_t>>> Instruction::Jump::execute(AnalysisState &state) const {
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state.current = jumpAddress;
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return std::vector<std::pair<uint32_t, std::unordered_map<uint32_t, uint32_t>>>();
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}
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std::vector<uint8_t> Instruction::Jump::toBytes() const {
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std::vector<uint8_t> bytes;
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bytes.emplace_back((uint8_t)getCommand());
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bytes.emplace_back((jumpAddress >> 16) & 0xFF);
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bytes.emplace_back((jumpAddress >> 8) & 0xFF);
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bytes.emplace_back(jumpAddress & 0xFF);
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return bytes;
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}
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