1 files changed, 83 insertions, 0 deletions
diff --git a/qtmips_asm/simpleasm.h b/qtmips_asm/simpleasm.h
new file mode 100644
index 0000000..773aa39
--- /dev/null
+++ b/qtmips_asm/simpleasm.h
@@ -0,0 +1,83 @@
+// 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 "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);
+    bool finish(QString *error_ptr = nullptr);
+private:
+    bool error_occured;
+    bool fatal_occured;
+    SymbolTableDb *symtab;
+    machine::MemoryAccess *mem;
+    machine::RelocExpressionList reloc;
+    std::uint32_t address;
+};
+
+#endif /*SIMPLEASM_H*/