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// SPDX-License-Identifier: GPL-2.0+
/*******************************************************************************
* QtMips - MIPS 32-bit Architecture Subset Simulator
*
* Implemented to support following courses:
*
* B35APO - Computer Architectures
* https://cw.fel.cvut.cz/wiki/courses/b35apo
*
* B4M35PAP - Advanced Computer Architectures
* https://cw.fel.cvut.cz/wiki/courses/b4m35pap/start
*
* Copyright (c) 2017-2019 Karel Koci<cynerd@email.cz>
* Copyright (c) 2019 Pavel Pisa <pisa@cmp.felk.cvut.cz>
*
* Faculty of Electrical Engineering (http://www.fel.cvut.cz)
* Czech Technical University (http://www.cvut.cz/)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
******************************************************************************/
#ifndef SIMPLEASM_H
#define SIMPLEASM_H
#include <QString>
#include <QStringList>
#include "fixmatheval.h"
#include "qtmipsmachine.h"
#include "messagetype.h"
class SymbolTableDb : public fixmatheval::FmeSymbolDb {
public:
SymbolTableDb(machine::SymbolTable *symtab);
virtual bool getValue(fixmatheval::FmeValue &value, QString name) override;
void setSymbol(QString name, std::uint32_t value, std::uint32_t size,
unsigned char info = 0, unsigned char other = 0);
private:
machine::SymbolTable *symtab;
};
class SimpleAsm : public QObject {
Q_OBJECT
using Super = QObject;
signals:
void report_message(messagetype::Type type, QString file, int line,
int column, QString text, QString hint);
public:
SimpleAsm(QObject *parent = nullptr);
~SimpleAsm();
public:
static std::uint64_t string_to_uint64(QString str, int base,
int *chars_taken = nullptr);
void clear();
void setup(machine::MemoryAccess *mem, SymbolTableDb *symtab, std::uint32_t address);
bool process_line(QString line, QString filename = "",
int line_number = 0, QString *error_ptr = nullptr);
virtual bool process_file(QString filename, QString *error_ptr = nullptr);
bool finish(QString *error_ptr = nullptr);
protected:
virtual bool process_pragma(QStringList &operands, QString filename = "",
int line_number = 0, QString *error_ptr = nullptr);
bool error_occured;
bool fatal_occured;
SymbolTableDb *symtab;
private:
QStringList include_stack;
machine::MemoryAccess *mem;
machine::RelocExpressionList reloc;
std::uint32_t address;
};
#endif /*SIMPLEASM_H*/
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