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ppsspp/Windows/Debugger/Debugger_Disasm.cpp

526 lines
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C++
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// NOTE: Apologies for the quality of this code, this is really from pre-opensource Dolphin - that is, 2003.
#include "Core/Config.h"
#include "Core/MemMap.h"
#include "../Resource.h"
#include "../InputBox.h"
#include "../../Core/Debugger/Breakpoints.h"
#include "../../Core/Debugger/SymbolMap.h"
#include "Debugger_MemoryDlg.h"
#include "Debugger_Disasm.h"
#include "Debugger_VFPUDlg.h"
#include "../main.h"
#include "CtrlRegisterList.h"
#include "../../Core/Core.h"
#include "../../Core/CPU.h"
#include "../../Core/HLE/HLE.h"
#include "../../Core/CoreTiming.h"
#include "base/stringutil.h"
#ifdef THEMES
#include "../XPTheme.h"
#endif
#include <windows.h>
#include <windowsx.h>
#include <commctrl.h>
CDisasm::CDisasm(HINSTANCE _hInstance, HWND _hParent, DebugInterface *_cpu) : Dialog((LPCSTR)IDD_DISASM, _hInstance, _hParent)
{
cpu = _cpu;
SetWindowText(m_hDlg,_cpu->GetName());
#ifdef THEMES
//if (WTL::CTheme::IsThemingSupported())
//EnableThemeDialogTexture(m_hDlg ,ETDT_ENABLETAB);
#endif
int x = g_Config.iDisasmWindowX == -1 ? 500 : g_Config.iDisasmWindowX;
int y = g_Config.iDisasmWindowY == -1 ? 200 : g_Config.iDisasmWindowY;
int w = g_Config.iDisasmWindowW;
int h = g_Config.iDisasmWindowH;
// Start with the initial size so we have the right minimum size from the rc.
SetWindowPos(m_hDlg, 0, x, y, 0, 0, SWP_NOSIZE);
CtrlDisAsmView *ptr = CtrlDisAsmView::getFrom(GetDlgItem(m_hDlg,IDC_DISASMVIEW));
ptr->setDebugger(cpu);
ptr->gotoAddr(0x00000000);
CtrlRegisterList *rl = CtrlRegisterList::getFrom(GetDlgItem(m_hDlg,IDC_REGLIST));
rl->setCPU(cpu);
GetWindowRect(m_hDlg,&minRect);
// Reduce the minimum size slightly, so they can size it however they like.
minRect.right -= 100;
minRect.bottom -= 100;
//symbolMap.FillSymbolListBox(GetDlgItem(m_hDlg, IDC_FUNCTIONLIST),ST_FUNCTION);
symbolMap.FillSymbolComboBox(GetDlgItem(m_hDlg, IDC_FUNCTIONLIST),ST_FUNCTION);
GetWindowRect(GetDlgItem(m_hDlg, IDC_REGLIST),&regRect);
GetWindowRect(GetDlgItem(m_hDlg, IDC_DISASMVIEW),&disRect);
HWND tabs = GetDlgItem(m_hDlg, IDC_LEFTTABS);
TCITEM tcItem;
ZeroMemory (&tcItem,sizeof (tcItem));
tcItem.mask = TCIF_TEXT;
tcItem.dwState = 0;
tcItem.pszText = "Regs";
tcItem.cchTextMax = (int)strlen(tcItem.pszText)+1;
tcItem.iImage = 0;
int result1 = TabCtrl_InsertItem(tabs, TabCtrl_GetItemCount(tabs),&tcItem);
tcItem.pszText = "Funcs";
tcItem.cchTextMax = (int)strlen(tcItem.pszText)+1;
int result2 = TabCtrl_InsertItem(tabs, TabCtrl_GetItemCount(tabs),&tcItem);
ShowWindow(GetDlgItem(m_hDlg, IDC_REGLIST), SW_NORMAL);
ShowWindow(GetDlgItem(m_hDlg, IDC_FUNCTIONLIST), SW_HIDE);
SetTimer(m_hDlg,1,1000,0);
/*
DWORD intAddress[14] =
{0x100, 0x200,0x300,0x400,0x500,0x600,0x700,0x800,0x900,0xc00,0xd00,0xf00,0x1300,0x1700};
char *intName[14] =
{"100 Reset","200 Mcheck", "300 DSI","400 ISI","500 External",
"600 Align","700 Program","800 FPU N/A","900 DEC","C00 SC",
"D00 Trace","F00 Perf","1300 Breakpt","1700 Thermal"};*/
//
// --- activate debug mode ---
//
// Actually resize the window to the proper size (after the above setup.)
if (w != -1 && h != -1)
{
SetWindowPos(m_hDlg, 0, x, y, w, h, 0);
UpdateSize(w, h);
}
SetDebugMode(true);
}
CDisasm::~CDisasm()
{
}
BOOL CDisasm::DlgProc(UINT message, WPARAM wParam, LPARAM lParam)
{
//if (!m_hDlg) return FALSE;
switch(message)
{
case WM_INITDIALOG:
{
return TRUE;
}
break;
case WM_TIMER:
{
int iPage = TabCtrl_GetCurSel (GetDlgItem(m_hDlg, IDC_LEFTTABS));
ShowWindow(GetDlgItem(m_hDlg, IDC_FUNCTIONLIST), iPage?SW_NORMAL:SW_HIDE);
ShowWindow(GetDlgItem(m_hDlg, IDC_REGLIST), iPage?SW_HIDE:SW_NORMAL);
}
break;
case WM_NOTIFY:
{
HWND tabs = GetDlgItem(m_hDlg, IDC_LEFTTABS);
NMHDR* pNotifyMessage = NULL;
pNotifyMessage = (LPNMHDR)lParam;
if (pNotifyMessage->hwndFrom == tabs)
{
int iPage = TabCtrl_GetCurSel (tabs);
ShowWindow(GetDlgItem(m_hDlg, IDC_FUNCTIONLIST), iPage?SW_NORMAL:SW_HIDE);
ShowWindow(GetDlgItem(m_hDlg, IDC_REGLIST), iPage?SW_HIDE:SW_NORMAL);
}
break;
}
case WM_COMMAND:
{
CtrlDisAsmView *ptr = CtrlDisAsmView::getFrom(GetDlgItem(m_hDlg,IDC_DISASMVIEW));
CtrlRegisterList *reglist = CtrlRegisterList::getFrom(GetDlgItem(m_hDlg,IDC_REGLIST));
switch(LOWORD(wParam))
{
case IDC_SHOWVFPU:
vfpudlg->Show(true);
break;
case IDC_FUNCTIONLIST:
switch (HIWORD(wParam))
{
case CBN_DBLCLK:
{
HWND lb = GetDlgItem(m_hDlg,LOWORD(wParam));
int n = ListBox_GetCurSel(lb);
if (n!=-1)
{
unsigned int addr = (unsigned int)ListBox_GetItemData(lb,n);
ptr->gotoAddr(addr);
}
}
break;
};
break;
case IDC_GOTOINT:
switch (HIWORD(wParam))
{
case LBN_SELCHANGE:
{
HWND lb =GetDlgItem(m_hDlg,LOWORD(wParam));
int n = ComboBox_GetCurSel(lb);
unsigned int addr = (unsigned int)ComboBox_GetItemData(lb,n);
if (addr != 0xFFFFFFFF)
ptr->gotoAddr(addr);
}
break;
};
break;
case IDC_GO:
{
// invalidate jit before continuing, so that any breakpoint changes
// can take effect. It's a workaround for temporary breakpoints not
// getting disabled correctly when they trigger.
CBreakPoints::InvalidateJit();
Sleep(1);
SetDebugMode(false);
Core_EnableStepping(false);
}
break;
case IDC_STEP:
{
Core_DoSingleStep();
Sleep(1);
_dbg_update_();
ptr->gotoPC();
UpdateDialog();
vfpudlg->Update();
}
break;
case IDC_STEPOVER:
{
const char* dis = cpu->disasm(cpu->GetPC(),4);
const char* pos = strstr(dis,"->$");
const char* reg = strstr(dis,"->");
u32 breakpointAddress = cpu->GetPC()+cpu->getInstructionSize(0);
if (memcmp(dis,"jal\t",4) == 0)
{
// it's a function call with a delay slot - skip that too
breakpointAddress += cpu->getInstructionSize(0);
} else if (memcmp(dis,"j\t",2) == 0 || memcmp(dis,"b\t",2) == 0)
{
// in case of absolute branches, set the breakpoint at the branch target
sscanf(pos+3,"%08x",&breakpointAddress);
} else if (memcmp(dis,"jr\t",3) == 0)
{
// the same for jumps to registers
int regNum = -1;
for (int i = 0; i < 32; i++)
{
if (stricmp(reg+2,cpu->GetRegName(0,i)) == 0)
{
regNum = i;
break;
}
}
if (regNum == -1) break;
breakpointAddress = cpu->GetRegValue(0,regNum);
} else if (pos != NULL || pos != NULL)
{
// these are all sorts of conditional branches. I'm not sure what to do
// for them. It would have to be evaluated if the branch is taken or not.
// I'll ignore these cases for now.
MessageBox(m_hDlg,"Step over not supported\nfor conditional branches yet!","Sorry",MB_OK);
break;
}
SetDebugMode(false);
CBreakPoints::AddBreakPoint(breakpointAddress,true);
_dbg_update_();
Core_EnableStepping(false);
Sleep(1);
ptr->gotoAddr(breakpointAddress);
UpdateDialog();
}
break;
case IDC_STEPHLE:
{
hleDebugBreak();
SetDebugMode(false);
_dbg_update_();
Core_EnableStepping(false);
}
break;
case IDC_STOP:
{
SetDebugMode(true);
Core_EnableStepping(true);
_dbg_update_();
Sleep(1); //let cpu catch up
ptr->gotoPC();
UpdateDialog();
vfpudlg->Update();
}
break;
case IDC_SKIP:
{
cpu->SetPC(cpu->GetPC() + cpu->getInstructionSize(0));
Sleep(1);
ptr->gotoPC();
UpdateDialog();
}
break;
case IDC_MEMCHECK:
{
bool isRunning = Core_IsActive();
if (isRunning)
{
SetDebugMode(true);
Core_EnableStepping(true);
Core_WaitInactive(200);
}
MemCheck check;
if (InputBox_GetHex(GetModuleHandle(NULL), m_hDlg, "JIT (and not HLE) only for now, no delete", 0, check.iStartAddress))
{
check.bBreak = true;
check.bLog = true;
check.bOnRead = true;
check.bOnWrite = true;
check.bRange = false;
CBreakPoints::MemChecks.push_back(check);
CBreakPoints::InvalidateJit();
}
if (isRunning)
{
SetDebugMode(false);
Core_EnableStepping(false);
}
}
break;
case IDC_ADDRESS:
{
if (HIWORD(wParam) == EN_CHANGE )
{
char szBuffer[32];
GetWindowText ((HWND)lParam, szBuffer, 32);
ptr->gotoAddr(parseHex(szBuffer));
UpdateDialog();
}
}
break;
case IDC_UPDATECALLSTACK:
{
HWND hDlg = m_hDlg;
HWND list = GetDlgItem(hDlg,IDC_CALLSTACK);
ComboBox_ResetContent(list);
u32 pc = currentMIPS->pc;
u32 ra = currentMIPS->r[MIPS_REG_RA];
DWORD addr = Memory::ReadUnchecked_U32(pc);
int count=1;
ComboBox_SetItemData(list,ComboBox_AddString(list,symbolMap.GetDescription(pc)),pc);
if (symbolMap.GetDescription(pc) != symbolMap.GetDescription(ra))
{
ComboBox_SetItemData(list,ComboBox_AddString(list,symbolMap.GetDescription(ra)),ra);
count++;
}
//walk the stack chain
while (addr != 0xFFFFFFFF && addr!=0 && count++<20)
{
DWORD fun = Memory::ReadUnchecked_U32(addr+4);
char *str = symbolMap.GetDescription(fun);
if (strlen(str)==0)
str = "(unknown)";
ComboBox_SetItemData(list, ComboBox_AddString(list,str), fun);
addr = Memory::ReadUnchecked_U32(addr);
}
ComboBox_SetCurSel(list,0);
}
break;
case IDC_GOTOPC:
{
ptr->gotoPC();
UpdateDialog();
}
break;
case IDC_GOTOLR:
{
ptr->gotoAddr(cpu->GetLR());
}
break;
case IDC_BACKWARDLINKS:
{
HWND box = GetDlgItem(m_hDlg, IDC_FUNCTIONLIST);
int funcnum = symbolMap.GetSymbolNum(ListBox_GetItemData(box,ListBox_GetCurSel(box)));
if (funcnum!=-1)
symbolMap.FillListBoxBLinks(box,funcnum);
break;
}
case IDC_ALLFUNCTIONS:
{
symbolMap.FillSymbolListBox(GetDlgItem(m_hDlg, IDC_FUNCTIONLIST),ST_FUNCTION);
break;
}
default:
return FALSE;
}
return TRUE;
}
case WM_USER+1:
NotifyMapLoaded();
break;
case WM_USER+3: // run to wparam
{
CtrlDisAsmView *ptr = CtrlDisAsmView::getFrom(GetDlgItem(m_hDlg,IDC_DISASMVIEW));
SetDebugMode(false);
CBreakPoints::AddBreakPoint(wParam,true);
_dbg_update_();
Core_EnableStepping(false);
break;
}
case WM_SIZE:
{
UpdateSize(LOWORD(lParam), HIWORD(lParam));
SavePosition();
return TRUE;
}
case WM_MOVE:
SavePosition();
break;
case WM_GETMINMAXINFO:
{
MINMAXINFO *m = (MINMAXINFO *)lParam;
m->ptMinTrackSize.x=minRect.right-minRect.left;
//m->ptMaxTrackSize.x=m->ptMinTrackSize.x;
m->ptMinTrackSize.y=minRect.bottom-minRect.top;
}
return TRUE;
case WM_CLOSE:
Show(false);
return TRUE;
}
return FALSE;
}
void CDisasm::UpdateSize(WORD width, WORD height)
{
HWND disasm = GetDlgItem(m_hDlg, IDC_DISASMVIEW);
HWND funclist = GetDlgItem(m_hDlg, IDC_FUNCTIONLIST);
HWND regList = GetDlgItem(m_hDlg, IDC_REGLIST);
int wf = regRect.right - regRect.left;
int top = 138;
MoveWindow(regList, 8, top, wf, height - top - 8, TRUE);
MoveWindow(funclist, 8, top, wf, height - top - 8, TRUE);
int w = width - wf;
top = 25;
MoveWindow(disasm, wf + 15,top, w - 20, height - top - 8, TRUE);
}
void CDisasm::SavePosition()
{
RECT rc;
if (GetWindowRect(m_hDlg, &rc))
{
g_Config.iDisasmWindowX = rc.left;
g_Config.iDisasmWindowY = rc.top;
g_Config.iDisasmWindowW = rc.right - rc.left;
g_Config.iDisasmWindowH = rc.bottom - rc.top;
}
}
void CDisasm::SetDebugMode(bool _bDebug)
{
HWND hDlg = m_hDlg;
// Update Dialog Windows
if (_bDebug)
{
EnableWindow( GetDlgItem(hDlg, IDC_GO), TRUE);
EnableWindow( GetDlgItem(hDlg, IDC_STEP), TRUE);
EnableWindow( GetDlgItem(hDlg, IDC_STEPOVER), TRUE);
EnableWindow( GetDlgItem(hDlg, IDC_STEPHLE), TRUE);
EnableWindow( GetDlgItem(hDlg, IDC_STOP), FALSE);
EnableWindow( GetDlgItem(hDlg, IDC_SKIP), TRUE);
CtrlDisAsmView *ptr = CtrlDisAsmView::getFrom(GetDlgItem(m_hDlg,IDC_DISASMVIEW));
ptr->gotoPC();
// update the callstack
//CDisam::blah blah
UpdateDialog();
}
else
{
EnableWindow( GetDlgItem(hDlg, IDC_GO), FALSE);
EnableWindow( GetDlgItem(hDlg, IDC_STEP), FALSE);
EnableWindow( GetDlgItem(hDlg, IDC_STEPOVER), FALSE);
EnableWindow( GetDlgItem(hDlg, IDC_STEPHLE), FALSE);
EnableWindow( GetDlgItem(hDlg, IDC_STOP), TRUE);
EnableWindow( GetDlgItem(hDlg, IDC_SKIP), FALSE);
CtrlRegisterList *reglist = CtrlRegisterList::getFrom(GetDlgItem(m_hDlg,IDC_REGLIST));
reglist->redraw();
}
}
void CDisasm::NotifyMapLoaded()
{
symbolMap.FillSymbolListBox(GetDlgItem(m_hDlg, IDC_FUNCTIONLIST),ST_FUNCTION);
CtrlDisAsmView *ptr = CtrlDisAsmView::getFrom(GetDlgItem(m_hDlg,IDC_DISASMVIEW));
ptr->redraw();
}
void CDisasm::Goto(u32 addr)
{
CtrlDisAsmView *ptr = CtrlDisAsmView::getFrom(GetDlgItem(m_hDlg,IDC_DISASMVIEW));
ptr->gotoAddr(addr);
ptr->redraw();
}
void CDisasm::UpdateDialog(bool _bComplete)
{
HWND gotoInt = GetDlgItem(m_hDlg, IDC_GOTOINT);
/*
ComboBox_ResetContent(gotoInt);
for (int i=0; i<numRegions; i++)
{
int n = ComboBox_AddString(gotoInt,regions[i].name);
ComboBox_SetItemData(gotoInt,n,regions[i].start);
}
ComboBox_InsertString(gotoInt,0,"[Goto Rgn]");
ComboBox_SetItemData(gotoInt,0,0xFFFFFFFF);
ComboBox_SetCurSel(gotoInt,0);
*/
CtrlDisAsmView *ptr = CtrlDisAsmView::getFrom(GetDlgItem(m_hDlg,IDC_DISASMVIEW));
ptr->redraw();
CtrlRegisterList *rl = CtrlRegisterList::getFrom(GetDlgItem(m_hDlg,IDC_REGLIST));
rl->redraw();
// Update Debug Counter
char tempTicks[24];
sprintf(tempTicks, "%lld", CoreTiming::GetTicks());
SetDlgItemText(m_hDlg, IDC_DEBUG_COUNT, tempTicks);
// Update Register Dialog
for (int i=0; i<numCPUs; i++)
if (memoryWindow[i])
memoryWindow[i]->Update();
}
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