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Merge pull request #1027 from lioncash/debugger

Browse Source 
debugger: Add the ability to view VFP register contents
This commit is contained in:
bunnei 2015-08-13 18:13:25 -04:00
commit cebf245504
6 changed files with 224 additions and 48 deletions
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210
src/citra_qt/debugger/registers.cpp
View File

@ -11,32 +11,23 @@ RegistersWidget::RegistersWidget(QWidget* parent) : QDockWidget(parent) {
cpu_regs_ui.setupUi(this);
tree = cpu_regs_ui.treeWidget;
tree->addTopLevelItem(registers = new QTreeWidgetItem(QStringList("Registers")));
tree->addTopLevelItem(CSPR = new QTreeWidgetItem(QStringList("CSPR")));
registers->setExpanded(true);
CSPR->setExpanded(true);
tree->addTopLevelItem(core_registers = new QTreeWidgetItem(QStringList(tr("Registers"))));
tree->addTopLevelItem(vfp_registers = new QTreeWidgetItem(QStringList(tr("VFP Registers"))));
tree->addTopLevelItem(vfp_system_registers = new QTreeWidgetItem(QStringList(tr("VFP System Registers"))));
tree->addTopLevelItem(cpsr = new QTreeWidgetItem(QStringList("CPSR")));
for (int i = 0; i < 16; ++i) {
QTreeWidgetItem* child = new QTreeWidgetItem(QStringList(QString("R[%1]").arg(i, 2, 10, QLatin1Char('0'))));
registers->addChild(child);
QTreeWidgetItem* child = new QTreeWidgetItem(QStringList(QString("R[%1]").arg(i)));
core_registers->addChild(child);
}
CSPR->addChild(new QTreeWidgetItem(QStringList("M")));
CSPR->addChild(new QTreeWidgetItem(QStringList("T")));
CSPR->addChild(new QTreeWidgetItem(QStringList("F")));
CSPR->addChild(new QTreeWidgetItem(QStringList("I")));
CSPR->addChild(new QTreeWidgetItem(QStringList("A")));
CSPR->addChild(new QTreeWidgetItem(QStringList("E")));
CSPR->addChild(new QTreeWidgetItem(QStringList("IT")));
CSPR->addChild(new QTreeWidgetItem(QStringList("GE")));
CSPR->addChild(new QTreeWidgetItem(QStringList("DNM")));
CSPR->addChild(new QTreeWidgetItem(QStringList("J")));
CSPR->addChild(new QTreeWidgetItem(QStringList("Q")));
CSPR->addChild(new QTreeWidgetItem(QStringList("V")));
CSPR->addChild(new QTreeWidgetItem(QStringList("C")));
CSPR->addChild(new QTreeWidgetItem(QStringList("Z")));
CSPR->addChild(new QTreeWidgetItem(QStringList("N")));
for (int i = 0; i < 32; ++i) {
QTreeWidgetItem* child = new QTreeWidgetItem(QStringList(QString("S[%1]").arg(i)));
vfp_registers->addChild(child);
}
CreateCPSRChildren();
CreateVFPSystemRegisterChildren();
setEnabled(false);
}
@ -47,25 +38,14 @@ void RegistersWidget::OnDebugModeEntered() {
if (app_core == nullptr)
return;
for (int i = 0; i < 16; ++i)
registers->child(i)->setText(1, QString("0x%1").arg(app_core->GetReg(i), 8, 16, QLatin1Char('0')));
for (int i = 0; i < core_registers->childCount(); ++i)
core_registers->child(i)->setText(1, QString("0x%1").arg(app_core->GetReg(i), 8, 16, QLatin1Char('0')));
CSPR->setText(1, QString("0x%1").arg(app_core->GetCPSR(), 8, 16, QLatin1Char('0')));
CSPR->child(0)->setText(1, QString("b%1").arg(app_core->GetCPSR() & 0x1F, 5, 2, QLatin1Char('0'))); // M - Mode
CSPR->child(1)->setText(1, QString("%1").arg((app_core->GetCPSR() >> 5) & 0x1)); // T - State
CSPR->child(2)->setText(1, QString("%1").arg((app_core->GetCPSR() >> 6) & 0x1)); // F - FIQ disable
CSPR->child(3)->setText(1, QString("%1").arg((app_core->GetCPSR() >> 7) & 0x1)); // I - IRQ disable
CSPR->child(4)->setText(1, QString("%1").arg((app_core->GetCPSR() >> 8) & 0x1)); // A - Imprecise abort
CSPR->child(5)->setText(1, QString("%1").arg((app_core->GetCPSR() >> 9) & 0x1)); // E - Data endianess
CSPR->child(6)->setText(1, QString("%1").arg((app_core->GetCPSR() >> 10) & 0x3F)); // IT - If-Then state (DNM)
CSPR->child(7)->setText(1, QString("%1").arg((app_core->GetCPSR() >> 16) & 0xF)); // GE - Greater-than-or-Equal
CSPR->child(8)->setText(1, QString("%1").arg((app_core->GetCPSR() >> 20) & 0xF)); // DNM - Do not modify
CSPR->child(9)->setText(1, QString("%1").arg((app_core->GetCPSR() >> 24) & 0x1)); // J - Java state
CSPR->child(10)->setText(1, QString("%1").arg((app_core->GetCPSR() >> 27) & 0x1)); // Q - Sticky overflow
CSPR->child(11)->setText(1, QString("%1").arg((app_core->GetCPSR() >> 28) & 0x1)); // V - Overflow
CSPR->child(12)->setText(1, QString("%1").arg((app_core->GetCPSR() >> 29) & 0x1)); // C - Carry/Borrow/Extend
CSPR->child(13)->setText(1, QString("%1").arg((app_core->GetCPSR() >> 30) & 0x1)); // Z - Zero
CSPR->child(14)->setText(1, QString("%1").arg((app_core->GetCPSR() >> 31) & 0x1)); // N - Negative/Less than
for (int i = 0; i < vfp_registers->childCount(); ++i)
vfp_registers->child(i)->setText(1, QString("0x%1").arg(app_core->GetVFPReg(i), 8, 16, QLatin1Char('0')));
UpdateCPSRValues();
UpdateVFPSystemRegisterValues();
}
void RegistersWidget::OnDebugModeLeft() {
@ -77,13 +57,153 @@ void RegistersWidget::OnEmulationStarting(EmuThread* emu_thread) {
void RegistersWidget::OnEmulationStopping() {
// Reset widget text
for (int i = 0; i < 16; ++i)
registers->child(i)->setText(1, QString(""));
for (int i = 0; i < core_registers->childCount(); ++i)
core_registers->child(i)->setText(1, QString(""));
for (int i = 0; i < 15; ++i)
CSPR->child(i)->setText(1, QString(""));
for (int i = 0; i < vfp_registers->childCount(); ++i)
vfp_registers->child(i)->setText(1, QString(""));
CSPR->setText(1, QString(""));
for (int i = 0; i < cpsr->childCount(); ++i)
cpsr->child(i)->setText(1, QString(""));
cpsr->setText(1, QString(""));
// FPSCR
for (int i = 0; i < vfp_system_registers->child(0)->childCount(); ++i)
vfp_system_registers->child(0)->child(i)->setText(1, QString(""));
// FPEXC
for (int i = 0; i < vfp_system_registers->child(1)->childCount(); ++i)
vfp_system_registers->child(1)->child(i)->setText(1, QString(""));
vfp_system_registers->child(0)->setText(1, QString(""));
vfp_system_registers->child(1)->setText(1, QString(""));
vfp_system_registers->child(2)->setText(1, QString(""));
vfp_system_registers->child(3)->setText(1, QString(""));
setEnabled(false);
}
void RegistersWidget::CreateCPSRChildren() {
cpsr->addChild(new QTreeWidgetItem(QStringList("M")));
cpsr->addChild(new QTreeWidgetItem(QStringList("T")));
cpsr->addChild(new QTreeWidgetItem(QStringList("F")));
cpsr->addChild(new QTreeWidgetItem(QStringList("I")));
cpsr->addChild(new QTreeWidgetItem(QStringList("A")));
cpsr->addChild(new QTreeWidgetItem(QStringList("E")));
cpsr->addChild(new QTreeWidgetItem(QStringList("IT")));
cpsr->addChild(new QTreeWidgetItem(QStringList("GE")));
cpsr->addChild(new QTreeWidgetItem(QStringList("DNM")));
cpsr->addChild(new QTreeWidgetItem(QStringList("J")));
cpsr->addChild(new QTreeWidgetItem(QStringList("Q")));
cpsr->addChild(new QTreeWidgetItem(QStringList("V")));
cpsr->addChild(new QTreeWidgetItem(QStringList("C")));
cpsr->addChild(new QTreeWidgetItem(QStringList("Z")));
cpsr->addChild(new QTreeWidgetItem(QStringList("N")));
}
void RegistersWidget::UpdateCPSRValues() {
const u32 cpsr_val = Core::g_app_core->GetCPSR();
cpsr->setText(1, QString("0x%1").arg(cpsr_val, 8, 16, QLatin1Char('0')));
cpsr->child(0)->setText(1, QString("b%1").arg(cpsr_val & 0x1F, 5, 2, QLatin1Char('0'))); // M - Mode
cpsr->child(1)->setText(1, QString::number((cpsr_val >> 5) & 1)); // T - State
cpsr->child(2)->setText(1, QString::number((cpsr_val >> 6) & 1)); // F - FIQ disable
cpsr->child(3)->setText(1, QString::number((cpsr_val >> 7) & 1)); // I - IRQ disable
cpsr->child(4)->setText(1, QString::number((cpsr_val >> 8) & 1)); // A - Imprecise abort
cpsr->child(5)->setText(1, QString::number((cpsr_val >> 9) & 1)); // E - Data endianess
cpsr->child(6)->setText(1, QString::number((cpsr_val >> 10) & 0x3F)); // IT - If-Then state (DNM)
cpsr->child(7)->setText(1, QString::number((cpsr_val >> 16) & 0xF)); // GE - Greater-than-or-Equal
cpsr->child(8)->setText(1, QString::number((cpsr_val >> 20) & 0xF)); // DNM - Do not modify
cpsr->child(9)->setText(1, QString::number((cpsr_val >> 24) & 1)); // J - Jazelle
cpsr->child(10)->setText(1, QString::number((cpsr_val >> 27) & 1)); // Q - Saturation
cpsr->child(11)->setText(1, QString::number((cpsr_val >> 28) & 1)); // V - Overflow
cpsr->child(12)->setText(1, QString::number((cpsr_val >> 29) & 1)); // C - Carry/Borrow/Extend
cpsr->child(13)->setText(1, QString::number((cpsr_val >> 30) & 1)); // Z - Zero
cpsr->child(14)->setText(1, QString::number((cpsr_val >> 31) & 1)); // N - Negative/Less than
}
void RegistersWidget::CreateVFPSystemRegisterChildren() {
QTreeWidgetItem* const fpscr = new QTreeWidgetItem(QStringList("FPSCR"));
fpscr->addChild(new QTreeWidgetItem(QStringList("IOC")));
fpscr->addChild(new QTreeWidgetItem(QStringList("DZC")));
fpscr->addChild(new QTreeWidgetItem(QStringList("OFC")));
fpscr->addChild(new QTreeWidgetItem(QStringList("UFC")));
fpscr->addChild(new QTreeWidgetItem(QStringList("IXC")));
fpscr->addChild(new QTreeWidgetItem(QStringList("IDC")));
fpscr->addChild(new QTreeWidgetItem(QStringList("IOE")));
fpscr->addChild(new QTreeWidgetItem(QStringList("DZE")));
fpscr->addChild(new QTreeWidgetItem(QStringList("OFE")));
fpscr->addChild(new QTreeWidgetItem(QStringList("UFE")));
fpscr->addChild(new QTreeWidgetItem(QStringList("IXE")));
fpscr->addChild(new QTreeWidgetItem(QStringList("IDE")));
fpscr->addChild(new QTreeWidgetItem(QStringList(tr("Vector Length"))));
fpscr->addChild(new QTreeWidgetItem(QStringList(tr("Vector Stride"))));
fpscr->addChild(new QTreeWidgetItem(QStringList(tr("Rounding Mode"))));
fpscr->addChild(new QTreeWidgetItem(QStringList("FZ")));
fpscr->addChild(new QTreeWidgetItem(QStringList("DN")));
fpscr->addChild(new QTreeWidgetItem(QStringList("V")));
fpscr->addChild(new QTreeWidgetItem(QStringList("C")));
fpscr->addChild(new QTreeWidgetItem(QStringList("Z")));
fpscr->addChild(new QTreeWidgetItem(QStringList("N")));
QTreeWidgetItem* const fpexc = new QTreeWidgetItem(QStringList("FPEXC"));
fpexc->addChild(new QTreeWidgetItem(QStringList("IOC")));
fpexc->addChild(new QTreeWidgetItem(QStringList("OFC")));
fpexc->addChild(new QTreeWidgetItem(QStringList("UFC")));
fpexc->addChild(new QTreeWidgetItem(QStringList("INV")));
fpexc->addChild(new QTreeWidgetItem(QStringList(tr("Vector Iteration Count"))));
fpexc->addChild(new QTreeWidgetItem(QStringList("FP2V")));
fpexc->addChild(new QTreeWidgetItem(QStringList("EN")));
fpexc->addChild(new QTreeWidgetItem(QStringList("EX")));
vfp_system_registers->addChild(fpscr);
vfp_system_registers->addChild(fpexc);
vfp_system_registers->addChild(new QTreeWidgetItem(QStringList("FPINST")));
vfp_system_registers->addChild(new QTreeWidgetItem(QStringList("FPINST2")));
}
void RegistersWidget::UpdateVFPSystemRegisterValues() {
const u32 fpscr_val = Core::g_app_core->GetVFPSystemReg(VFP_FPSCR);
const u32 fpexc_val = Core::g_app_core->GetVFPSystemReg(VFP_FPEXC);
const u32 fpinst_val = Core::g_app_core->GetVFPSystemReg(VFP_FPINST);
const u32 fpinst2_val = Core::g_app_core->GetVFPSystemReg(VFP_FPINST2);
QTreeWidgetItem* const fpscr = vfp_system_registers->child(0);
fpscr->setText(1, QString("0x%1").arg(fpscr_val, 8, 16, QLatin1Char('0')));
fpscr->child(0)->setText(1, QString::number(fpscr_val & 1));
fpscr->child(1)->setText(1, QString::number((fpscr_val >> 1) & 1));
fpscr->child(2)->setText(1, QString::number((fpscr_val >> 2) & 1));
fpscr->child(3)->setText(1, QString::number((fpscr_val >> 3) & 1));
fpscr->child(4)->setText(1, QString::number((fpscr_val >> 4) & 1));
fpscr->child(5)->setText(1, QString::number((fpscr_val >> 7) & 1));
fpscr->child(6)->setText(1, QString::number((fpscr_val >> 8) & 1));
fpscr->child(7)->setText(1, QString::number((fpscr_val >> 9) & 1));
fpscr->child(8)->setText(1, QString::number((fpscr_val >> 10) & 1));
fpscr->child(9)->setText(1, QString::number((fpscr_val >> 11) & 1));
fpscr->child(10)->setText(1, QString::number((fpscr_val >> 12) & 1));
fpscr->child(11)->setText(1, QString::number((fpscr_val >> 15) & 1));
fpscr->child(12)->setText(1, QString("b%1").arg((fpscr_val >> 16) & 7, 3, 2, QLatin1Char('0')));
fpscr->child(13)->setText(1, QString("b%1").arg((fpscr_val >> 20) & 3, 2, 2, QLatin1Char('0')));
fpscr->child(14)->setText(1, QString("b%1").arg((fpscr_val >> 22) & 3, 2, 2, QLatin1Char('0')));
fpscr->child(15)->setText(1, QString::number((fpscr_val >> 24) & 1));
fpscr->child(16)->setText(1, QString::number((fpscr_val >> 25) & 1));
fpscr->child(17)->setText(1, QString::number((fpscr_val >> 28) & 1));
fpscr->child(18)->setText(1, QString::number((fpscr_val >> 29) & 1));
fpscr->child(19)->setText(1, QString::number((fpscr_val >> 30) & 1));
fpscr->child(20)->setText(1, QString::number((fpscr_val >> 31) & 1));
QTreeWidgetItem* const fpexc = vfp_system_registers->child(1);
fpexc->setText(1, QString("0x%1").arg(fpexc_val, 8, 16, QLatin1Char('0')));
fpexc->child(0)->setText(1, QString::number(fpexc_val & 1));
fpexc->child(1)->setText(1, QString::number((fpexc_val >> 2) & 1));
fpexc->child(2)->setText(1, QString::number((fpexc_val >> 3) & 1));
fpexc->child(3)->setText(1, QString::number((fpexc_val >> 7) & 1));
fpexc->child(4)->setText(1, QString("b%1").arg((fpexc_val >> 8) & 7, 3, 2, QLatin1Char('0')));
fpexc->child(5)->setText(1, QString::number((fpexc_val >> 28) & 1));
fpexc->child(6)->setText(1, QString::number((fpexc_val >> 30) & 1));
fpexc->child(7)->setText(1, QString::number((fpexc_val >> 31) & 1));
vfp_system_registers->child(2)->setText(1, QString("0x%1").arg(fpinst_val, 8, 16, QLatin1Char('0')));
vfp_system_registers->child(3)->setText(1, QString("0x%1").arg(fpinst2_val, 8, 16, QLatin1Char('0')));
}

12
src/citra_qt/debugger/registers.h
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@ -25,10 +25,18 @@ public slots:
void OnEmulationStopping();
private:
void CreateCPSRChildren();
void UpdateCPSRValues();
void CreateVFPSystemRegisterChildren();
void UpdateVFPSystemRegisterValues();
Ui::ARMRegisters cpu_regs_ui;
QTreeWidget* tree;
QTreeWidgetItem* registers;
QTreeWidgetItem* CSPR;
QTreeWidgetItem* core_registers;
QTreeWidgetItem* vfp_registers;
QTreeWidgetItem* vfp_system_registers;
QTreeWidgetItem* cpsr;
};

28
src/core/arm/arm_interface.h
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@ -61,6 +61,34 @@ public:
*/
virtual void SetReg(int index, u32 value) = 0;
/**
* Gets the value of a VFP register
* @param index Register index (0-31)
* @return Returns the value in the register
*/
virtual u32 GetVFPReg(int index) const = 0;
/**
* Sets a VFP register to the given value
* @param index Register index (0-31)
* @param value Value to set register to
*/
virtual void SetVFPReg(int index, u32 value) = 0;
/**
* Gets the current value within a given VFP system register
* @param reg The VFP system register
* @return The value within the VFP system register
*/
virtual u32 GetVFPSystemReg(VFPSystemRegister reg) const = 0;
/**
* Sets the VFP system register to the given value
* @param reg The VFP system register
* @param value Value to set the VFP system register to
*/
virtual void SetVFPSystemReg(VFPSystemRegister reg, u32 value) = 0;
/**
* Get the current CPSR register
* @return Returns the value of the CPSR register

16
src/core/arm/dyncom/arm_dyncom.cpp
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@ -40,6 +40,22 @@ void ARM_DynCom::SetReg(int index, u32 value) {
state->Reg[index] = value;
}
u32 ARM_DynCom::GetVFPReg(int index) const {
return state->ExtReg[index];
}
void ARM_DynCom::SetVFPReg(int index, u32 value) {
state->ExtReg[index] = value;
}
u32 ARM_DynCom::GetVFPSystemReg(VFPSystemRegister reg) const {
return state->VFP[reg];
}
void ARM_DynCom::SetVFPSystemReg(VFPSystemRegister reg, u32 value) {
state->VFP[reg] = value;
}
u32 ARM_DynCom::GetCPSR() const {
return state->Cpsr;
}

4
src/core/arm/dyncom/arm_dyncom.h
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@ -25,6 +25,10 @@ public:
u32 GetPC() const override;
u32 GetReg(int index) const override;
void SetReg(int index, u32 value) override;
u32 GetVFPReg(int index) const override;
void SetVFPReg(int index, u32 value) override;
u32 GetVFPSystemReg(VFPSystemRegister reg) const override;
void SetVFPSystemReg(VFPSystemRegister reg, u32 value) override;
u32 GetCPSR() const override;
void SetCPSR(u32 cpsr) override;
u32 GetCP15Register(CP15Register reg) override;

2
src/core/arm/skyeye_common/arm_regformat.h
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@ -55,7 +55,7 @@ enum {
};
// VFP system registers
enum {
enum VFPSystemRegister {
VFP_FPSID,
VFP_FPSCR,
VFP_FPEXC,