Parser and Assembler implementations

Source/Core/DolphinQt/Debugger/GekkoSyntaxHighlight.h

@@ -0,0 +1,60 @@
+// Copyright 2023 Dolphin Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <QSyntaxHighlighter>
+#include <QTextCharFormat>
+
+#include <optional>
+
+#include "Common/Assembler/AssemblerShared.h"
+
+enum class HighlightFormat
+{
+  Directive,
+  Mnemonic,
+  Symbol,
+  Immediate,
+  GPR,
+  FPR,
+  SPR,
+  CRField,
+  CRFlag,
+  Str,
+  HaLa,
+  Paren,
+  Default,
+  Comment,
+  Error,
+};
+
+struct BlockInfo : public QTextBlockUserData
+{
+  std::vector<std::tuple<int, int, HighlightFormat>> block_format;
+  std::vector<std::pair<int, int>> parens;
+  std::optional<Common::GekkoAssembler::AssemblerError> error;
+  bool error_at_eol = false;
+};
+
+class GekkoSyntaxHighlight : public QSyntaxHighlighter
+{
+  Q_OBJECT;
+
+public:
+  explicit GekkoSyntaxHighlight(QTextDocument* document, QTextCharFormat base_format,
+                                bool dark_scheme);
+
+  void HighlightSubstr(int start, int len, HighlightFormat format);
+  void SetMode(int mode) { m_mode = mode; }
+  void SetCursorLoc(int loc) { m_cursor_loc = loc; }
+
+protected:
+  void highlightBlock(const QString& line) override;
+
+private:
+  int m_mode = 0;
+  int m_cursor_loc = 0;
+  QTextCharFormat m_base_format;
+  int m_theme_idx = 0;
+};