mirror of
https://github.com/yuzu-mirror/yuzu.git
synced 2024-11-10 12:39:58 +00:00
74 lines
2.6 KiB
C++
74 lines
2.6 KiB
C++
// Copyright 2014 Citra Emulator Project
|
|
// Licensed under GPLv2 or any later version
|
|
// Refer to the license.txt file included.
|
|
|
|
#include <QStandardItemModel>
|
|
|
|
#include "callstack.h"
|
|
|
|
#include "core/core.h"
|
|
#include "core/arm/arm_interface.h"
|
|
#include "core/mem_map.h"
|
|
#include "common/symbols.h"
|
|
#include "core/arm/disassembler/arm_disasm.h"
|
|
|
|
CallstackWidget::CallstackWidget(QWidget* parent): QDockWidget(parent)
|
|
{
|
|
ui.setupUi(this);
|
|
|
|
callstack_model = new QStandardItemModel(this);
|
|
callstack_model->setColumnCount(4);
|
|
callstack_model->setHeaderData(0, Qt::Horizontal, "Stack Pointer");
|
|
callstack_model->setHeaderData(2, Qt::Horizontal, "Return Address");
|
|
callstack_model->setHeaderData(1, Qt::Horizontal, "Call Address");
|
|
callstack_model->setHeaderData(3, Qt::Horizontal, "Function");
|
|
ui.treeView->setModel(callstack_model);
|
|
}
|
|
|
|
void CallstackWidget::OnCPUStepped()
|
|
{
|
|
ARM_Disasm* disasm = new ARM_Disasm();
|
|
ARM_Interface* app_core = Core::g_app_core;
|
|
|
|
u32 sp = app_core->GetReg(13); //stack pointer
|
|
u32 ret_addr, call_addr, func_addr;
|
|
|
|
int counter = 0;
|
|
for (u32 addr = 0x10000000; addr >= sp; addr -= 4)
|
|
{
|
|
ret_addr = Memory::Read32(addr);
|
|
call_addr = ret_addr - 4; //get call address???
|
|
|
|
if (Memory::GetPointer(call_addr) == nullptr)
|
|
break;
|
|
|
|
/* TODO (mattvail) clean me, move to debugger interface */
|
|
u32 insn = Memory::Read32(call_addr);
|
|
if (disasm->Decode(insn) == OP_BL)
|
|
{
|
|
std::string name;
|
|
// ripped from disasm
|
|
uint8_t cond = (insn >> 28) & 0xf;
|
|
uint32_t i_offset = insn & 0xffffff;
|
|
// Sign-extend the 24-bit offset
|
|
if ((i_offset >> 23) & 1)
|
|
i_offset |= 0xff000000;
|
|
|
|
// Pre-compute the left-shift and the prefetch offset
|
|
i_offset <<= 2;
|
|
i_offset += 8;
|
|
func_addr = call_addr + i_offset;
|
|
|
|
callstack_model->setItem(counter, 0, new QStandardItem(QString("0x%1").arg(addr, 8, 16, QLatin1Char('0'))));
|
|
callstack_model->setItem(counter, 1, new QStandardItem(QString("0x%1").arg(ret_addr, 8, 16, QLatin1Char('0'))));
|
|
callstack_model->setItem(counter, 2, new QStandardItem(QString("0x%1").arg(call_addr, 8, 16, QLatin1Char('0'))));
|
|
|
|
name = Symbols::HasSymbol(func_addr) ? Symbols::GetSymbol(func_addr).name : "unknown";
|
|
callstack_model->setItem(counter, 3, new QStandardItem(QString("%1_%2").arg(QString::fromStdString(name))
|
|
.arg(QString("0x%1").arg(func_addr, 8, 16, QLatin1Char('0')))));
|
|
|
|
counter++;
|
|
}
|
|
}
|
|
}
|