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Diffstat (limited to 'languages/cpp/debugger/disassemblewidget.cpp')
-rw-r--r-- | languages/cpp/debugger/disassemblewidget.cpp | 173 |
1 files changed, 173 insertions, 0 deletions
diff --git a/languages/cpp/debugger/disassemblewidget.cpp b/languages/cpp/debugger/disassemblewidget.cpp new file mode 100644 index 00000000..759393f5 --- /dev/null +++ b/languages/cpp/debugger/disassemblewidget.cpp @@ -0,0 +1,173 @@ +/*************************************************************************** + begin : Tues Jan 3 2000 + copyright : (C) 2000 by John Birch + email : [email protected] + ***************************************************************************/ + +/*************************************************************************** + * * + * 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 "disassemblewidget.h" +#include "gdbcontroller.h" +#include "gdbcommand.h" + +#include <kdebug.h> +#include <kdeversion.h> +#include <ktextedit.h> +#include <kglobalsettings.h> + +#include <qdict.h> +#include <qheader.h> +#include <qtextedit.h> + +#include <stdlib.h> + +namespace GDBDebugger +{ + +/***************************************************************************/ +/***************************************************************************/ +/***************************************************************************/ + +DisassembleWidget::DisassembleWidget(GDBController* controller, QWidget *parent, const char *name) + : QTextEdit(parent, name), controller_(controller), + active_(false), + lower_(0), + upper_(0), + address_(0) +{ + setFont(KGlobalSettings::fixedFont()); + setReadOnly(true); +} + +/***************************************************************************/ + +DisassembleWidget::~DisassembleWidget() +{} + +/***************************************************************************/ + +bool DisassembleWidget::displayCurrent() +{ + Q_ASSERT(address_ >= lower_ || address_ <= upper_); + + int line; + for (line=0; line < paragraphs(); line++) + { + unsigned long address = strtoul(text(line).latin1(), 0, 0); + if (address == address_) + { + // put cursor at start of line and highlight the line + setCursorPosition(line, 0); + setSelection(line,0,line+1,0,0); + return true; + } + } + + return false; +} + +/***************************************************************************/ + +void DisassembleWidget::slotActivate(bool activate) +{ + kdDebug(9012) << "Disassemble widget active: " << activate << endl; + + if (active_ != activate) + { + active_ = activate; + if (active_ && address_) + { + if (address_ < lower_ || address_ > upper_ || !displayCurrent()) + getNextDisplay(); + } + } +} + +/***************************************************************************/ + +void DisassembleWidget::slotShowStepInSource( const QString &, int, + const QString ¤tAddress) +{ + kdDebug(9012) << "DisasssembleWidget::slotShowStepInSource()" << endl; + + currentAddress_ = currentAddress; + address_ = strtoul(currentAddress.latin1(), 0, 0); + if (!active_) + return; + + if (address_ < lower_ || address_ > upper_ || !displayCurrent()) + getNextDisplay(); +} + +/***************************************************************************/ + +void DisassembleWidget::getNextDisplay() +{ + kdDebug(9012) << "DisasssembleWidget::getNextDisplay()" << endl; + + if (address_) + { + Q_ASSERT(!currentAddress_.isNull()); + + QString cmd = QString("-data-disassemble -s $pc -e \"$pc + 128\" -- 0"); + controller_->addCommandToFront( + new GDBCommand( cmd, this, &DisassembleWidget::memoryRead ) ); + } +} + +/***************************************************************************/ + +void DisassembleWidget::memoryRead(const GDBMI::ResultRecord& r) +{ + const GDBMI::Value& content = r["asm_insns"]; + QString rawdata; + + clear(); + + for(unsigned i = 0; i < content.size(); ++i) + { + const GDBMI::Value& line = content[i]; + + QString addr = line["address"].literal(); + QString fct = line["func-name"].literal(); + QString offs = line["offset"].literal(); + QString inst = line["inst"].literal(); + + rawdata += QString(addr + " " + fct+"+"+offs + " " + inst + "\n"); + + if (i == 0) { + lower_ = strtoul(addr.latin1(), 0, 0); + } else if (i == content.size()-1) { + upper_ = strtoul(addr.latin1(), 0, 0); + } + } + + append(rawdata); + + displayCurrent(); +} + + +void DisassembleWidget::showEvent(QShowEvent*) +{ + slotActivate(true); +} + + +void DisassembleWidget::hideEvent(QHideEvent*) +{ + slotActivate(false); +} + +/***************************************************************************/ + +} + +#include "disassemblewidget.moc" |