From 5de3dd4762ca33a0f92e79ffa4fe2ff67069d531 Mon Sep 17 00:00:00 2001
From: tpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>
Date: Wed, 24 Feb 2010 01:49:02 +0000
Subject: Added KDE3 version of ktechlab

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/ktechlab@1095338 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
---
 src/languages/asmparser.cpp | 150 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 150 insertions(+)
 create mode 100644 src/languages/asmparser.cpp

(limited to 'src/languages/asmparser.cpp')

diff --git a/src/languages/asmparser.cpp b/src/languages/asmparser.cpp
new file mode 100644
index 0000000..eb4b7cd
--- /dev/null
+++ b/src/languages/asmparser.cpp
@@ -0,0 +1,150 @@
+/***************************************************************************
+ *   Copyright (C) 2005 by David Saxton                                    *
+ *   david@bluehaze.org                                                    *
+ *                                                                         *
+ *   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.                                   *
+ ***************************************************************************/
+
+#include "asmparser.h"
+#include "config.h"
+#include "gpsimprocessor.h"
+
+#include <kdebug.h>
+#include <qfile.h>
+#include <qregexp.h>
+
+AsmParser::AsmParser( const QString &url )
+	: m_url(url)
+{
+	m_bContainsRadix = false;
+	m_type = Absolute;
+}
+
+
+AsmParser::~AsmParser()
+{
+}
+
+
+bool AsmParser::parse( GpsimDebugger * debugger )
+{
+	QFile file(m_url);
+	if ( !file.open(IO_ReadOnly) )
+		return false;
+	
+	QTextStream stream( &file );
+	
+	m_type = Absolute;
+	m_bContainsRadix = false;
+	m_picID = QString::null;
+	
+	QStringList nonAbsoluteOps = QStringList::split( ",",
+			"code,.def,.dim,.direct,endw,extern,.file,global,idata,.ident,.line,.type,udata,udata_acs,udata_ovr,udata_shr" );
+	
+	unsigned inputAtLine = 0;
+	while ( !stream.atEnd() )
+	{
+		const QString line = stream.readLine().stripWhiteSpace();
+		if ( m_type != Relocatable )
+		{
+			QString col0 = line.section( QRegExp("[; ]"), 0, 0 );
+			col0 = col0.stripWhiteSpace();
+			if ( nonAbsoluteOps.contains(col0) )
+				m_type = Relocatable;
+		}
+		if ( !m_bContainsRadix )
+		{
+			if ( line.contains( QRegExp("^RADIX[\\s]*") ) || line.contains( QRegExp("^radix[\\s]*") ) )
+				m_bContainsRadix = true;
+		}
+		if ( m_picID.isEmpty() )
+		{
+			// We look for "list p = ", and "list p = picid ", and subtract the positions / lengths away from each other to get the picid text position
+			QRegExp fullRegExp("[lL][iI][sS][tT][\\s]+[pP][\\s]*=[\\s]*[\\d\\w]+");
+			QRegExp halfRegExp("[lL][iI][sS][tT][\\s]+[pP][\\s]*=[\\s]*");
+			
+			int startPos = fullRegExp.search(line);
+			if ( (startPos != -1) && (startPos == halfRegExp.search(line)) )
+			{
+				m_picID = line.mid( startPos + halfRegExp.matchedLength(), fullRegExp.matchedLength() - halfRegExp.matchedLength() );
+				m_picID = m_picID.upper();
+				if ( !m_picID.startsWith("P") )
+					m_picID.prepend("P");
+			}
+		}
+#ifndef NO_GPSIM
+		if ( debugger && line.startsWith(";#CSRC\t") )
+		{
+			// Assembly file produced (by sdcc) from C, line is in format:
+			// ;#CSRC\t[file-name] [file-line]
+			// The filename can contain spaces.
+			int fileLineAt = line.findRev(" ");
+			
+			if ( fileLineAt == -1 )
+				kdWarning() << k_funcinfo << "Syntax error in line \"" << line << "\" while looking for file-line" << endl;
+			else
+			{
+				// 7 = length_of(";#CSRC\t")
+				QString fileName = line.mid( 7, fileLineAt-7 );
+				QString fileLineString = line.mid( fileLineAt+1, line.length() - fileLineAt - 1 );
+					
+				if ( fileName.startsWith("\"") )
+				{
+					// Newer versions of SDCC insert " around the filename
+					fileName.remove( 0, 1 ); // First "
+					fileName.remove( fileName.length()-1, 1 ); // Last "
+				}
+				
+				bool ok;
+				int fileLine = fileLineString.toInt(&ok) - 1;
+				if ( ok && fileLine >= 0 )
+					debugger->associateLine( fileName, fileLine, m_url, inputAtLine );
+				else
+					kdDebug() << k_funcinfo << "Not a valid line number: \"" << fileLineString << "\"" << endl;
+			}
+		}
+		if ( debugger && (line.startsWith(".line\t") || line.startsWith(";#MSRC") ) )
+		{
+			// Assembly file produced by either sdcc or microbe, line is in format:
+			// \t[".line"/"#MSRC"]\t[file-line]; [file-name]\t[c/microbe source code for that line]
+			// We're screwed if the file name contains tabs, but hopefully not many do...
+			QStringList lineParts = QStringList::split( '\t', line );
+			if ( lineParts.size() < 2 )
+				kdWarning() << k_funcinfo << "Line is in wrong format for extracing source line and file: \""<<line<<"\""<<endl;
+			else
+			{
+				const QString lineAndFile = lineParts[1];
+				int lineFileSplit = lineAndFile.find("; ");
+				if ( lineFileSplit == -1 )
+					kdDebug() << k_funcinfo << "Could not find file / line split in \""<<lineAndFile<<"\""<<endl;
+				else
+				{
+					QString fileName = lineAndFile.mid( lineFileSplit + 2 );
+					QString fileLineString = lineAndFile.left( lineFileSplit );
+					
+					if ( fileName.startsWith("\"") )
+					{
+						// Newer versions of SDCC insert " around the filename
+						fileName.remove( 0, 1 ); // First "
+						fileName.remove( fileName.length()-1, 1 ); // Last "
+					}
+				
+					bool ok;
+					int fileLine = fileLineString.toInt(&ok) - 1;
+					if ( ok && fileLine >= 0 )
+						debugger->associateLine( fileName, fileLine, m_url, inputAtLine );
+					else
+						kdDebug() << k_funcinfo << "Not a valid line number: \"" << fileLineString << "\"" << endl;
+				}
+			}
+		}
+#endif // !NO_GPSIM
+		inputAtLine++;
+	}
+	
+	return true;
+}
+
-- 
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