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Diffstat (limited to 'src/asmformatter.cpp')
| -rw-r--r-- | src/asmformatter.cpp | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/src/asmformatter.cpp b/src/asmformatter.cpp new file mode 100644 index 0000000..fb77789 --- /dev/null +++ b/src/asmformatter.cpp @@ -0,0 +1,209 @@ +/*************************************************************************** + * Copyright (C) 2003-2005 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 "asmformatter.h" +#include "core/ktlconfig.h" +#include "picinfo12bit.h" +#include "picinfo14bit.h" +#include "picinfo16bit.h" + +static QString extractComment( const QString & line ) +{ + int pos = line.find( ';' ); + + if ( pos == -1 ) + return ""; + + return line.right( line.length() - pos ); +} + + +//BEGIN class AsmFormatter +AsmFormatter::AsmFormatter() +{ +} + + +AsmFormatter::~AsmFormatter() +{ +} + + +QString AsmFormatter::tidyAsm( QStringList lines ) +{ + // Update our indentation values from config + m_indentAsmName = KTLConfig::indentAsmName(); + m_indentAsmData = KTLConfig::indentAsmData(); + m_indentEqu = KTLConfig::indentEqu(); + m_indentEquValue = KTLConfig::indentEquValue(); + m_indentComment = m_indentEquComment = KTLConfig::indentComment(); + + QStringList::iterator end = lines.end(); + for ( QStringList::iterator slit = lines.begin(); slit != end; ++slit ) + { + switch ( lineType(*slit) ) + { + case Other: + break; + + case Equ: + *slit = tidyEqu( *slit ); + break; + + case Instruction: + *slit = tidyInstruction( *slit ); + break; + } + } + + QString code; + + for ( QStringList::iterator slit = lines.begin(); slit != end; ++slit ) + code.append( *slit + '\n' ); + + return code; +} + + +void AsmFormatter::pad( QString & text, int length ) +{ + int padLength = length - text.length(); + if ( padLength <= 0 ) + return; + + QString pad; + pad.fill( ' ', padLength ); + text += pad; +} + + +QString AsmFormatter::tidyInstruction( const QString & oldLine ) +{ + InstructionParts parts( oldLine ); + QString line; + + if ( !parts.label().isEmpty() ) + line = parts.label() + ' '; + pad( line, m_indentAsmName ); + + if ( !parts.operand().isEmpty() ) + line += parts.operand() + ' '; + pad( line, m_indentAsmData ); + + if ( !parts.operandData().isEmpty() ) + line += parts.operandData(); + pad( line, m_indentComment ); + + if ( parts.comment().isEmpty() ) + { + // Remove any whitespace at the end if we're not padding out a comment + while ( !line.isEmpty() && line[ line.length() - 1 ].isSpace() ) + line.remove( line.length() -1, 1 ); + } + else + line += parts.comment(); + + return line; +} + + +QString AsmFormatter::tidyEqu( const QString & oldLine ) +{ + QString comment = extractComment( oldLine ); + QString code = oldLine; + code.remove( comment ); + code = code.simplifyWhiteSpace(); + + QStringList parts = QStringList::split( ' ', code ); + + QString pad0, pad1, pad2; + pad0.fill( ' ', m_indentEqu - (*parts.at(0)).length() ); + pad1.fill( ' ', m_indentEquValue - m_indentEqu - (*parts.at(1)).length() ); + pad2.fill( ' ', m_indentEquComment - m_indentEquValue - m_indentEqu - (*parts.at(2)).length() ); + + code = *parts.at(0) + pad0; + code += *parts.at(1) + pad1; + code += *parts.at(2); + if ( !comment.isEmpty() ) + { + code += pad2; + code += comment; + } + + return code; +} + + +AsmFormatter::LineType AsmFormatter::lineType( QString line ) +{ + line = line.simplifyWhiteSpace(); + + line.remove( extractComment( line ) ); + + QStringList parts = QStringList::split( ' ', line ); + QStringList::iterator end = parts.end(); + for ( QStringList::iterator it = parts.begin(); it != end; ++it ) + { + if ( (*it).lower() == "equ" ) + return Equ; + } + + InstructionParts instructionParts( line ); + if ( !instructionParts.operand().isEmpty() ) + return Instruction; + + return Other; +} +//END class AsmFormatter + + + +//BEGIN class InstructionParts +InstructionParts::InstructionParts( QString line ) +{ + m_comment = extractComment( line ); + line.remove( m_comment ); + + line = line.simplifyWhiteSpace(); + QStringList parts = QStringList::split( ' ', line ); + + bool foundOperand = false; + QStringList::iterator end = parts.end(); + for ( QStringList::iterator it = parts.begin(); it != end; ++it ) + { + if ( foundOperand ) + { + // Already found the operand, so anything else must be the operand + // data. + + if ( m_operandData.isEmpty() ) + m_operandData = *it; + else + m_operandData += ' ' + *it; + + continue; + } + + if ( PicAsm12bit::self()->operandList().contains( (*it).upper() ) + || PicAsm14bit::self()->operandList().contains( (*it).upper() ) + || PicAsm16bit::self()->operandList().contains( (*it).upper() ) ) + { + m_operand = *it; + foundOperand = true; + } + else + { + // Must be a label + m_label = *it; + } + } +} +//END class InstructionParts + |