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more fpu stuff

This commit is contained in:
dreg_fr33project 2014-11-01 02:05:16 +01:00
parent 5bf857b6e4
commit 0d65cf39fa
8 changed files with 386 additions and 80 deletions
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1
x64_dbg_bridge/x64_dbg_bridge.vcxproj
View File

@ -59,6 +59,7 @@
<RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
<WarningLevel>Level3</WarningLevel>
<DebugInformationFormat>ProgramDatabase</DebugInformationFormat>
<Optimization>MaxSpeed</Optimization>
</ClCompile>
<Link>
<TargetMachine>MachineX86</TargetMachine>

138
x64_dbg_dbg/value.cpp
View File

@ -281,7 +281,7 @@ typedef struct
#define MXCSR_NAME_FLAG_TABLE_ENTRY(flag_name) { #flag_name, MXCSRFLAG_##flag_name }
bool valmxcsrflagfromstring(uint mxcsrflags, const char* string)
unsigned int getmxcsrflagfromstring(const char* string)
{
static FLAG_NAME_VALUE_TABLE_t mxcsrnameflagtable[] =
{
@ -305,10 +305,19 @@ bool valmxcsrflagfromstring(uint mxcsrflags, const char* string)
for(i = 0; i < (sizeof(mxcsrnameflagtable) / sizeof(*mxcsrnameflagtable)); i++)
{
if(scmp(string, mxcsrnameflagtable[i].name))
return (bool)((int)(mxcsrflags & mxcsrnameflagtable[i].flag) != 0);
return mxcsrnameflagtable[i].flag;
}
return false;
return 0;
}
bool valmxcsrflagfromstring(uint mxcsrflags, const char* string)
{
unsigned int flag = getmxcsrflagfromstring(string);
if(flag == 0)
return false;
return (bool)((int)(mxcsrflags & flag) != 0);
}
#define x87STATUSWORD_FLAG_I 0x1
@ -327,7 +336,7 @@ bool valmxcsrflagfromstring(uint mxcsrflags, const char* string)
#define X87STATUSWORD_NAME_FLAG_TABLE_ENTRY(flag_name) { #flag_name, x87STATUSWORD_FLAG_##flag_name }
bool valx87statuswordflagfromstring(uint statusword, const char* string)
unsigned int getx87statuswordflagfromstring(const char* string)
{
static FLAG_NAME_VALUE_TABLE_t statuswordflagtable[] =
{
@ -350,10 +359,19 @@ bool valx87statuswordflagfromstring(uint statusword, const char* string)
for(i = 0; i < (sizeof(statuswordflagtable) / sizeof(*statuswordflagtable)); i++)
{
if(scmp(string, statuswordflagtable[i].name))
return (bool)((int)(statusword & statuswordflagtable[i].flag) != 0);
return statuswordflagtable[i].flag;
}
return false;
return 0;
}
bool valx87statuswordflagfromstring(uint statusword, const char* string)
{
unsigned int flag = getx87statuswordflagfromstring(string);
if(flag == 0)
return false;
return (bool)((int)(statusword & flag) != 0);
}
#define x87CONTROLWORD_FLAG_IM 0x1
@ -367,7 +385,7 @@ bool valx87statuswordflagfromstring(uint statusword, const char* string)
#define X87CONTROLWORD_NAME_FLAG_TABLE_ENTRY(flag_name) { #flag_name, x87CONTROLWORD_FLAG_##flag_name }
bool valx87controlwordflagfromstring(uint controlword, const char* string)
unsigned int getx87controlwordflagfromstring(const char* string)
{
static FLAG_NAME_VALUE_TABLE_t controlwordflagtable[] =
{
@ -385,10 +403,20 @@ bool valx87controlwordflagfromstring(uint controlword, const char* string)
for(i = 0; i < (sizeof(controlwordflagtable) / sizeof(*controlwordflagtable)); i++)
{
if(scmp(string, controlwordflagtable[i].name))
return (bool)((int)(controlword & controlwordflagtable[i].flag) != 0);
return controlwordflagtable[i].flag;
}
return false;
return 0;
}
bool valx87controlwordflagfromstring(uint controlword, const char* string)
{
unsigned int flag = getx87controlwordflagfromstring(string);
if(flag == 0)
return false;
return (bool)((int)(controlword & flag) != 0);
}
unsigned short valmxcsrfieldfromstring(uint mxcsrflags, const char* string)
@ -1538,22 +1566,90 @@ bool startsWith(const char* pre, const char* str)
return longEnough(str, lenpre) ? StrNCmpI(str, pre, lenpre) == 0 : false;
}
#define MxCsr_PRE_FIELD_STRING "MxCsr_"
#define x87SW_PRE_FIELD_STRING "x87SW_"
#define x87CW_PRE_FIELD_STRING "x87CW_"
#define x87TW_PRE_FIELD_STRING "x87TW_"
#define STRLEN_USING_SIZEOF(string) (sizeof(string) - 1)
void fpustuff(const char* string, uint value)
{
if(startsWith("MxCsr_", string))
uint xorval = 0;
uint flags = 0;
uint flag = 0;
bool set = false;
if(value)
set = true;
if(startsWith(MxCsr_PRE_FIELD_STRING, string))
{
uint flags = GetContextDataEx(hActiveThread, UE_MXCSR);
flag = getmxcsrflagfromstring(string + STRLEN_USING_SIZEOF(MxCsr_PRE_FIELD_STRING));
if(flags & flag and !set)
xorval = flag;
else if(set)
xorval = flag;
SetContextDataEx(hActiveThread, UE_MXCSR, flags ^ xorval);
}
else if(startsWith(x87TW_PRE_FIELD_STRING, string))
{
unsigned int i;
string += STRLEN_USING_SIZEOF(x87TW_PRE_FIELD_STRING);
i = atoi(string);
if(i > 7)
return;
flags = GetContextDataEx(hActiveThread, UE_X87_TAGWORD);
flag = 7;
flag <<= i * 2;
flags &= ~flag;
flag = value;
flag <<= i * 2;
flags |= flag;
SetContextDataEx(hActiveThread, UE_X87_TAGWORD, (unsigned short) flags);
}
else if(startsWith("x87TW_", string))
else if(startsWith(x87SW_PRE_FIELD_STRING, string))
{
if(StrNCmpI(string + STRLEN_USING_SIZEOF(x87SW_PRE_FIELD_STRING), "TOP", strlen("TOP")) == 0)
{
uint flags = GetContextDataEx(hActiveThread, UE_X87_STATUSWORD);
int i = 7;
i <<= 11;
flags &= ~i;
value <<= 11;
flags |= value;
SetContextDataEx(hActiveThread, UE_X87_STATUSWORD, flags);
}
else
{
uint flags = GetContextDataEx(hActiveThread, UE_X87_STATUSWORD);
flag = getx87statuswordflagfromstring(string + STRLEN_USING_SIZEOF(x87SW_PRE_FIELD_STRING));
if(flags & flag and !set)
xorval = flag;
else if(set)
xorval = flag;
SetContextDataEx(hActiveThread, UE_X87_STATUSWORD, flags ^ xorval);
}
}
else if(startsWith("x87SW_", string))
else if(startsWith(x87CW_PRE_FIELD_STRING, string))
{
}
else if(startsWith("x87CW_", string))
{
uint flags = GetContextDataEx(hActiveThread, UE_X87_CONTROLWORD);
flag = getx87controlwordflagfromstring(string + STRLEN_USING_SIZEOF(x87CW_PRE_FIELD_STRING));
if(flags & flag and !set)
xorval = flag;
else if(set)
xorval = flag;
SetContextDataEx(hActiveThread, UE_X87_CONTROLWORD, flags ^ xorval);
}
else if(StrNCmpI(string, "x87TagWord", strlen(string)) == 0)
{
@ -1655,8 +1751,16 @@ bool valtostring(const char* string, uint* value, bool silent)
}
else if((*string == '_'))
{
if(!DbgIsDebugging())
{
if(!silent)
dputs("not debugging!");
return false;
}
fpustuff(string + 1, * value);
GuiUpdateAllViews(); //repaint gui
return true;
}
else if(*string == '!' and isflag(string + 1)) //flag
{

190
x64_dbg_gui/Project/Src/Gui/RegistersView.cpp
View File

@ -3,6 +3,7 @@
#include "Configuration.h"
#include "WordEditDialog.h"
#include "LineEditDialog.h"
#include "SelectFields.h"
#include <QMessageBox>
@ -284,6 +285,7 @@ RegistersView::RegistersView(QWidget* parent) : QScrollArea(parent), mVScrollOff
mFPUx87.insert(x87SW_TOP);
mFIELDVALUE.insert(x87SW_TOP);
mFPU.insert(x87SW_TOP);
mMODIFYDISPLAY.insert(x87SW_TOP);
mFPUx87.insert(x87SW_C2);
mBOOLDISPLAY.insert(x87SW_C2);
@ -353,41 +355,49 @@ RegistersView::RegistersView(QWidget* parent) : QScrollArea(parent), mVScrollOff
mFIELDVALUE.insert(x87TW_0);
mTAGWORD.insert(x87TW_0);
mFPU.insert(x87TW_0);
mMODIFYDISPLAY.insert(x87TW_0);
mFPUx87.insert(x87TW_1);
mFIELDVALUE.insert(x87TW_1);
mTAGWORD.insert(x87TW_1);
mFPU.insert(x87TW_1);
mMODIFYDISPLAY.insert(x87TW_1);
mFPUx87.insert(x87TW_2);
mFIELDVALUE.insert(x87TW_2);
mTAGWORD.insert(x87TW_2);
mFPU.insert(x87TW_2);
mMODIFYDISPLAY.insert(x87TW_2);
mFPUx87.insert(x87TW_3);
mFIELDVALUE.insert(x87TW_3);
mTAGWORD.insert(x87TW_3);
mFPU.insert(x87TW_3);
mMODIFYDISPLAY.insert(x87TW_3);
mFPUx87.insert(x87TW_4);
mFIELDVALUE.insert(x87TW_4);
mTAGWORD.insert(x87TW_4);
mFPU.insert(x87TW_4);
mMODIFYDISPLAY.insert(x87TW_4);
mFPUx87.insert(x87TW_5);
mFIELDVALUE.insert(x87TW_5);
mTAGWORD.insert(x87TW_5);
mFPU.insert(x87TW_5);
mMODIFYDISPLAY.insert(x87TW_5);
mFPUx87.insert(x87TW_6);
mFIELDVALUE.insert(x87TW_6);
mTAGWORD.insert(x87TW_6);
mFPU.insert(x87TW_6);
mMODIFYDISPLAY.insert(x87TW_6);
mFPUx87.insert(x87TW_7);
mFIELDVALUE.insert(x87TW_7);
mTAGWORD.insert(x87TW_7);
mFPU.insert(x87TW_7);
mMODIFYDISPLAY.insert(x87TW_7);
mFPUx87.insert(x87CW_PC);
mFIELDVALUE.insert(x87CW_PC);
@ -1374,37 +1384,50 @@ QString RegistersView::GetRegStringValueFromValue(REGISTER_NAME reg, char* value
return valueText;
}
QString RegistersView::GetTagWordStateString(unsigned short state)
{
#define X87FPU_TAGWORD_NONZERO 0
#define X87FPU_TAGWORD_ZERO 1
#define X87FPU_TAGWORD_SPECIAL 2
#define X87FPU_TAGWORD_EMPTY 3
QString string_state = "";
switch(state)
typedef struct
{
QString string;
unsigned int value;
} STRING_VALUE_TABLE_t;
STRING_VALUE_TABLE_t TagWordValueStringTable[] =
{
{"nonzero", X87FPU_TAGWORD_NONZERO},
{"zero", X87FPU_TAGWORD_ZERO},
{"special", X87FPU_TAGWORD_SPECIAL},
{"empty", X87FPU_TAGWORD_EMPTY}
};
unsigned int RegistersView::GetTagWordValueFromString(QString string)
{
int i;
for(i = 0; i < (sizeof(TagWordValueStringTable) / sizeof(*TagWordValueStringTable)); i++)
{
case X87FPU_TAGWORD_NONZERO:
string_state += QString("nonzero");
break;
case X87FPU_TAGWORD_ZERO:
string_state += QString("zero");
break;
case X87FPU_TAGWORD_SPECIAL:
string_state += QString("special");
break;
case X87FPU_TAGWORD_EMPTY:
string_state += QString("empty");
break;
default:
string_state += QString("unkown");
break;
if(TagWordValueStringTable[i].string == string)
return TagWordValueStringTable[i].value;
}
return string_state;
return i;
}
QString RegistersView::GetTagWordStateString(unsigned short state)
{
int i;
for(i = 0; i < (sizeof(TagWordValueStringTable) / sizeof(*TagWordValueStringTable)); i++)
{
if(TagWordValueStringTable[i].value == state)
return TagWordValueStringTable[i].string;
}
return "unknown";
}
void RegistersView::drawRegister(QPainter* p, REGISTER_NAME reg, char* value)
@ -1503,57 +1526,104 @@ void RegistersView::displayEditDialog()
{
if(mFPU.contains(mSelected))
{
bool errorinput = false;
LineEditDialog mLineEdit(this);
mLineEdit.setText(GetRegStringValueFromValue(mSelected, registerValue(&wRegDumpStruct, mSelected)));
mLineEdit.setWindowTitle("Edit FPU register");
mLineEdit.setWindowIcon(QIcon(":/icons/images/log.png"));
mLineEdit.setCursorPosition(0);
do
if(mTAGWORD.contains(mSelected))
{
errorinput = false;
if(mLineEdit.exec() != QDialog::Accepted)
return; //pressed cancel
SelectFields mSelectFields(this);
QListWidget* mQListWidget = mSelectFields.GetList();
if(mLineEdit.editText.size() != GetSizeRegister(mSelected) * 2)
QStringList items;
items << GetTagWordStateString(X87FPU_TAGWORD_EMPTY) << GetTagWordStateString(X87FPU_TAGWORD_NONZERO)
<< GetTagWordStateString(X87FPU_TAGWORD_SPECIAL) << GetTagWordStateString(X87FPU_TAGWORD_ZERO);
mQListWidget->addItems(items);
mSelectFields.setWindowTitle("Edit TAG");
if(mSelectFields.exec() != QDialog::Accepted)
return;
if(mQListWidget->selectedItems().count() != 1)
return;
QListWidgetItem* item = mQListWidget->takeItem(mQListWidget->currentRow());
uint_t value = GetTagWordValueFromString(item->text());
setRegister(mSelected, (uint_t)value);
}
else if(mSelected == x87SW_TOP)
{
SelectFields mSelectFields(this);
QListWidget* mQListWidget = mSelectFields.GetList();
QStringList items;
items << "ST0" << "ST1" << "ST2" << "ST3" << "ST4"
<< "ST5" << "ST6" << "ST7";
mQListWidget->addItems(items);
mSelectFields.setWindowTitle("Edit x87SW_TOP");
if(mSelectFields.exec() != QDialog::Accepted)
return;
if(mQListWidget->selectedItems().count() != 1)
return;
uint_t value = mQListWidget->currentRow();
setRegister(mSelected, (uint_t)value);
}
else
{
bool errorinput = false;
LineEditDialog mLineEdit(this);
mLineEdit.setText(GetRegStringValueFromValue(mSelected, registerValue(&wRegDumpStruct, mSelected)));
mLineEdit.setWindowTitle("Edit FPU register");
mLineEdit.setWindowIcon(QIcon(":/icons/images/log.png"));
mLineEdit.setCursorPosition(0);
do
{
mLineEdit.setCursorPosition(GetSizeRegister(mSelected) * 2);
errorinput = true;
errorinput = false;
if(mLineEdit.exec() != QDialog::Accepted)
return; //pressed cancel
QMessageBox msg(QMessageBox::Warning, "ERROR SIZE INPUT", "ERROR SIZE INPUT MUST BE: " + QString::number(GetSizeRegister(mSelected) * 2));
msg.setWindowIcon(QIcon(":/icons/images/compile-warning.png"));
msg.setParent(this, Qt::Dialog);
msg.setWindowFlags(msg.windowFlags() & (~Qt::WindowContextHelpButtonHint));
msg.exec();
}
else
{
bool ok = false;
uint_t fpuvalue;
if(mUSHORTDISPLAY.contains(mSelected))
fpuvalue = (uint_t) mLineEdit.editText.toUShort(&ok, 16);
else if(mDWORDDISPLAY.contains(mSelected))
fpuvalue = mLineEdit.editText.toUInt(&ok, 16);
if(!ok)
if(mLineEdit.editText.size() != GetSizeRegister(mSelected) * 2)
{
mLineEdit.setCursorPosition(GetSizeRegister(mSelected) * 2);
errorinput = true;
QMessageBox msg(QMessageBox::Warning, "ERROR CONVERTING TO HEX", "ERROR CONVERTING TO HEXADECIMAL");
QMessageBox msg(QMessageBox::Warning, "ERROR SIZE INPUT", "ERROR SIZE INPUT MUST BE: " + QString::number(GetSizeRegister(mSelected) * 2));
msg.setWindowIcon(QIcon(":/icons/images/compile-warning.png"));
msg.setParent(this, Qt::Dialog);
msg.setWindowFlags(msg.windowFlags() & (~Qt::WindowContextHelpButtonHint));
msg.exec();
}
else
setRegister(mSelected, fpuvalue);
}
{
bool ok = false;
uint_t fpuvalue;
if(mUSHORTDISPLAY.contains(mSelected))
fpuvalue = (uint_t) mLineEdit.editText.toUShort(&ok, 16);
else if(mDWORDDISPLAY.contains(mSelected))
fpuvalue = mLineEdit.editText.toUInt(&ok, 16);
if(!ok)
{
errorinput = true;
QMessageBox msg(QMessageBox::Warning, "ERROR CONVERTING TO HEX", "ERROR CONVERTING TO HEXADECIMAL");
msg.setWindowIcon(QIcon(":/icons/images/compile-warning.png"));
msg.setParent(this, Qt::Dialog);
msg.setWindowFlags(msg.windowFlags() & (~Qt::WindowContextHelpButtonHint));
msg.exec();
}
else
setRegister(mSelected, fpuvalue);
}
}
while(errorinput);
}
while(errorinput);
}
else
{

1
x64_dbg_gui/Project/Src/Gui/RegistersView.h
View File

@ -124,6 +124,7 @@ protected slots:
SIZE_T GetSizeRegister(const REGISTER_NAME reg_name);
QString GetRegStringValueFromValue(REGISTER_NAME reg , char* value);
QString GetTagWordStateString(unsigned short);
unsigned int GetTagWordValueFromString(QString string);
private:
int mVScrollOffset;

23
x64_dbg_gui/Project/Src/Gui/SelectFields.cpp Normal file
View File

@ -0,0 +1,23 @@
#include "selectfields.h"
#include "ui_selectfields.h"
SelectFields::SelectFields(QWidget* parent) :
QDialog(parent),
ui(new Ui::SelectFields)
{
ui->setupUi(this);
#if QT_VERSION < QT_VERSION_CHECK(5,0,0)
setWindowFlags(Qt::Dialog | Qt::WindowSystemMenuHint | Qt::WindowTitleHint | Qt::MSWindowsFixedSizeDialogHint);
#endif
setModal(true);
}
QListWidget* SelectFields::GetList(void)
{
return ui->listWidget;
}
SelectFields::~SelectFields()
{
delete ui;
}

25
x64_dbg_gui/Project/Src/Gui/SelectFields.h Normal file
View File

@ -0,0 +1,25 @@
#ifndef SELECTFIELDS_H
#define SELECTFIELDS_H
#include <QDialog>
#include <QListWidget>
namespace Ui
{
class SelectFields;
}
class SelectFields : public QDialog
{
Q_OBJECT
public:
explicit SelectFields(QWidget* parent = 0);
QListWidget* GetList(void);
~SelectFields();
private:
Ui::SelectFields* ui;
};
#endif // SELECTFIELDS_H

79
x64_dbg_gui/Project/Src/Gui/SelectFields.ui Normal file
View File

@ -0,0 +1,79 @@
<?xml version="1.0" encoding="UTF-8"?>
<ui version="4.0">
<class>SelectFields</class>
<widget class="QDialog" name="SelectFields">
<property name="windowModality">
<enum>Qt::NonModal</enum>
</property>
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>213</width>
<height>181</height>
</rect>
</property>
<property name="windowTitle">
<string>Dialog</string>
</property>
<property name="windowIcon">
<iconset resource="../../resource.qrc">
<normaloff>:/icons/images/log.png</normaloff>:/icons/images/log.png</iconset>
</property>
<property name="modal">
<bool>true</bool>
</property>
<layout class="QVBoxLayout" name="verticalLayout">
<item>
<widget class="QListWidget" name="listWidget"/>
</item>
<item>
<widget class="QDialogButtonBox" name="buttonBox">
<property name="orientation">
<enum>Qt::Horizontal</enum>
</property>
<property name="standardButtons">
<set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
</property>
</widget>
</item>
</layout>
</widget>
<resources>
<include location="../../resource.qrc"/>
</resources>
<connections>
<connection>
<sender>buttonBox</sender>
<signal>accepted()</signal>
<receiver>SelectFields</receiver>
<slot>accept()</slot>
<hints>
<hint type="sourcelabel">
<x>248</x>
<y>254</y>
</hint>
<hint type="destinationlabel">
<x>157</x>
<y>274</y>
</hint>
</hints>
</connection>
<connection>
<sender>buttonBox</sender>
<signal>rejected()</signal>
<receiver>SelectFields</receiver>
<slot>reject()</slot>
<hints>
<hint type="sourcelabel">
<x>316</x>
<y>260</y>
</hint>
<hint type="destinationlabel">
<x>286</x>
<y>274</y>
</hint>
</hints>
</connection>
</connections>
</ui>

9
x64_dbg_gui/Project/x64_dbg.pro
View File

@ -83,7 +83,8 @@ SOURCES += \
Src/BasicView/ShortcutEdit.cpp \
Src/Gui/CalculatorDialog.cpp \
Src/Gui/AttachDialog.cpp \
Src/Gui/PageMemoryRights.cpp
Src/Gui/PageMemoryRights.cpp \
Src/Gui/SelectFields.cpp
HEADERS += \
@ -145,7 +146,8 @@ HEADERS += \
Src/BasicView/ShortcutEdit.h \
Src/Gui/CalculatorDialog.h \
Src/Gui/AttachDialog.h \
Src/Gui/PageMemoryRights.h
Src/Gui/PageMemoryRights.h \
Src/Gui/SelectFields.h
INCLUDEPATH += \
@ -179,7 +181,8 @@ FORMS += \
Src/Gui/ShortcutsDialog.ui \
Src/Gui/CalculatorDialog.ui \
Src/Gui/AttachDialog.ui \
Src/Gui/PageMemoryRights.ui
Src/Gui/PageMemoryRights.ui \
Src/Gui/SelectFields.ui
INCLUDEPATH += $$PWD/Src/Bridge