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85c150a4fd
In various menu options letter cases were not consistent. This was also the case within various debugging widgets. This attempts to make letter cases consistent, but it is of course a matter of opinion which way is the correct one.
67 lines
2.4 KiB
C++
67 lines
2.4 KiB
C++
#include <QStandardItemModel>
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#include "callstack.hxx"
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#include "core/core.h"
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#include "core/arm/arm_interface.h"
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#include "core/mem_map.h"
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#include "common/symbols.h"
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#include "core/arm/disassembler/arm_disasm.h"
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CallstackWidget::CallstackWidget(QWidget* parent): QDockWidget(parent)
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{
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ui.setupUi(this);
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callstack_model = new QStandardItemModel(this);
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callstack_model->setColumnCount(4);
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callstack_model->setHeaderData(0, Qt::Horizontal, "Stack Pointer");
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callstack_model->setHeaderData(2, Qt::Horizontal, "Return Address");
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callstack_model->setHeaderData(1, Qt::Horizontal, "Call Address");
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callstack_model->setHeaderData(3, Qt::Horizontal, "Function");
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ui.treeView->setModel(callstack_model);
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}
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void CallstackWidget::OnCPUStepped()
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{
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ARM_Disasm* disasm = new ARM_Disasm();
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ARM_Interface* app_core = Core::g_app_core;
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u32 sp = app_core->GetReg(13); //stack pointer
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u32 ret_addr, call_addr, func_addr;
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int counter = 0;
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for (u32 addr = 0x10000000; addr >= sp; addr -= 4)
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{
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ret_addr = Memory::Read32(addr);
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call_addr = ret_addr - 4; //get call address???
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/* TODO (mattvail) clean me, move to debugger interface */
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u32 insn = Memory::Read32(call_addr);
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if (disasm->Decode(insn) == OP_BL)
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{
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std::string name;
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// ripped from disasm
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uint8_t cond = (insn >> 28) & 0xf;
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uint32_t i_offset = insn & 0xffffff;
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// Sign-extend the 24-bit offset
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if ((i_offset >> 23) & 1)
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i_offset |= 0xff000000;
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// Pre-compute the left-shift and the prefetch offset
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i_offset <<= 2;
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i_offset += 8;
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func_addr = call_addr + i_offset;
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callstack_model->setItem(counter, 0, new QStandardItem(QString("0x%1").arg(addr, 8, 16, QLatin1Char('0'))));
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callstack_model->setItem(counter, 1, new QStandardItem(QString("0x%1").arg(ret_addr, 8, 16, QLatin1Char('0'))));
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callstack_model->setItem(counter, 2, new QStandardItem(QString("0x%1").arg(call_addr, 8, 16, QLatin1Char('0'))));
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name = Symbols::HasSymbol(func_addr) ? Symbols::GetSymbol(func_addr).name : "unknown";
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callstack_model->setItem(counter, 3, new QStandardItem(QString("%1_%2").arg(QString::fromStdString(name))
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.arg(QString("0x%1").arg(func_addr, 8, 16, QLatin1Char('0')))));
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counter++;
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}
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}
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}
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