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path: root/Source/Core/DolphinWX/Debugger/CodeView.cpp
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Diffstat (limited to 'Source/Core/DolphinWX/Debugger/CodeView.cpp')
-rw-r--r--Source/Core/DolphinWX/Debugger/CodeView.cpp600
1 files changed, 600 insertions, 0 deletions
diff --git a/Source/Core/DolphinWX/Debugger/CodeView.cpp b/Source/Core/DolphinWX/Debugger/CodeView.cpp
new file mode 100644
index 0000000000..4ec232ee89
--- /dev/null
+++ b/Source/Core/DolphinWX/Debugger/CodeView.cpp
@@ -0,0 +1,600 @@
+// Copyright 2008 Dolphin Emulator Project
+// Licensed under GPLv2+
+// Refer to the license.txt file included.
+
+#include <algorithm>
+#include <cmath>
+#include <cstdio>
+#include <cstring>
+#include <memory>
+#include <string>
+#include <vector>
+#include <wx/brush.h>
+#include <wx/clipbrd.h>
+#include <wx/colour.h>
+#include <wx/dataobj.h>
+#include <wx/dcclient.h>
+#include <wx/graphics.h>
+#include <wx/menu.h>
+#include <wx/pen.h>
+#include <wx/textdlg.h>
+
+#include "Common/CommonTypes.h"
+#include "Common/DebugInterface.h"
+#include "Common/StringUtil.h"
+#include "Common/SymbolDB.h"
+#include "Core/Core.h"
+#include "Core/Host.h"
+#include "DolphinWX/Globals.h"
+#include "DolphinWX/WxUtils.h"
+#include "DolphinWX/Debugger/CodeView.h"
+#include "DolphinWX/Debugger/DebuggerUIUtil.h"
+
+wxDEFINE_EVENT(wxEVT_CODEVIEW_CHANGE, wxCommandEvent);
+
+enum
+{
+ IDM_GOTOINMEMVIEW = 12000,
+ IDM_COPYADDRESS,
+ IDM_COPYHEX,
+ IDM_COPYCODE,
+ IDM_INSERTBLR, IDM_INSERTNOP,
+ IDM_RUNTOHERE,
+ IDM_JITRESULTS,
+ IDM_FOLLOWBRANCH,
+ IDM_RENAMESYMBOL,
+ IDM_PATCHALERT,
+ IDM_COPYFUNCTION,
+ IDM_ADDFUNCTION,
+};
+
+CCodeView::CCodeView(DebugInterface* debuginterface, SymbolDB *symboldb,
+ wxWindow* parent, wxWindowID Id)
+ : wxControl(parent, Id),
+ m_debugger(debuginterface),
+ m_symbol_db(symboldb),
+ m_plain(false),
+ m_curAddress(debuginterface->GetPC()),
+ m_align(debuginterface->GetInstructionSize(0)),
+ m_rowHeight(13),
+ m_selection(0),
+ m_oldSelection(0),
+ m_selecting(false),
+ m_lx(-1),
+ m_ly(-1)
+{
+ Bind(wxEVT_ERASE_BACKGROUND, &CCodeView::OnErase, this);
+ Bind(wxEVT_PAINT, &CCodeView::OnPaint, this);
+ Bind(wxEVT_MOUSEWHEEL, &CCodeView::OnScrollWheel, this);
+ Bind(wxEVT_LEFT_DOWN, &CCodeView::OnMouseDown, this);
+ Bind(wxEVT_LEFT_UP, &CCodeView::OnMouseUpL, this);
+ Bind(wxEVT_MOTION, &CCodeView::OnMouseMove, this);
+ Bind(wxEVT_RIGHT_DOWN, &CCodeView::OnMouseDown, this);
+ Bind(wxEVT_RIGHT_UP, &CCodeView::OnMouseUpR, this);
+ Bind(wxEVT_MENU, &CCodeView::OnPopupMenu, this);
+ Bind(wxEVT_SIZE, &CCodeView::OnResize, this);
+}
+
+int CCodeView::YToAddress(int y)
+{
+ wxRect rc = GetClientRect();
+ int ydiff = y - rc.height / 2 - m_rowHeight / 2;
+ ydiff = (int)(floorf((float)ydiff / (float)m_rowHeight)) + 1;
+ return m_curAddress + ydiff * m_align;
+}
+
+void CCodeView::OnMouseDown(wxMouseEvent& event)
+{
+ int x = event.m_x;
+ int y = event.m_y;
+
+ if (x > 16)
+ {
+ m_oldSelection = m_selection;
+ m_selection = YToAddress(y);
+ // SetCapture(wnd);
+ bool oldselecting = m_selecting;
+ m_selecting = true;
+
+ if (!oldselecting || (m_selection != m_oldSelection))
+ Refresh();
+ }
+ else
+ {
+ ToggleBreakpoint(YToAddress(y));
+ }
+
+ event.Skip();
+}
+
+void CCodeView::OnScrollWheel(wxMouseEvent& event)
+{
+ const bool scroll_down = (event.GetWheelRotation() < 0);
+ const int num_lines = event.GetLinesPerAction();
+
+ if (scroll_down)
+ {
+ m_curAddress += num_lines * 4;
+ }
+ else
+ {
+ m_curAddress -= num_lines * 4;
+ }
+
+ Refresh();
+ event.Skip();
+}
+
+void CCodeView::ToggleBreakpoint(u32 address)
+{
+ m_debugger->ToggleBreakpoint(address);
+ Refresh();
+
+ // Propagate back to the parent window to update the breakpoint list.
+ wxCommandEvent evt(wxEVT_HOST_COMMAND, IDM_UPDATE_BREAKPOINTS);
+ GetEventHandler()->AddPendingEvent(evt);
+}
+
+void CCodeView::OnMouseMove(wxMouseEvent& event)
+{
+ wxRect rc = GetClientRect();
+
+ if (event.m_leftDown && event.m_x > 16)
+ {
+ if (event.m_y < 0)
+ {
+ m_curAddress -= m_align;
+ Refresh();
+ }
+ else if (event.m_y > rc.height)
+ {
+ m_curAddress += m_align;
+ Refresh();
+ }
+ else
+ {
+ OnMouseDown(event);
+ }
+ }
+
+ event.Skip();
+}
+
+void CCodeView::RaiseEvent()
+{
+ wxCommandEvent ev(wxEVT_CODEVIEW_CHANGE, GetId());
+ ev.SetEventObject(this);
+ ev.SetInt(m_selection);
+ GetEventHandler()->ProcessEvent(ev);
+}
+
+void CCodeView::OnMouseUpL(wxMouseEvent& event)
+{
+ if (event.m_x > 16)
+ {
+ m_curAddress = YToAddress(event.m_y);
+ m_selecting = false;
+ Refresh();
+ }
+
+ RaiseEvent();
+ event.Skip();
+}
+
+u32 CCodeView::AddrToBranch(u32 addr)
+{
+ std::string disasm = m_debugger->Disassemble(addr);
+ size_t pos = disasm.find("->0x");
+
+ if (pos != std::string::npos)
+ {
+ std::string hex = disasm.substr(pos + 2);
+ return std::stoul(hex, nullptr, 16);
+ }
+
+ return 0;
+}
+
+void CCodeView::InsertBlrNop(int Blr)
+{
+ // Check if this address has been modified
+ int find = -1;
+ for (u32 i = 0; i < m_blrList.size(); i++)
+ {
+ if (m_blrList.at(i).address == m_selection)
+ {
+ find = i;
+ break;
+ }
+ }
+
+ // Save the old value
+ if (find >= 0)
+ {
+ m_debugger->WriteExtraMemory(0, m_blrList.at(find).oldValue, m_selection);
+ m_blrList.erase(m_blrList.begin() + find);
+ }
+ else
+ {
+ BlrStruct temp;
+ temp.address = m_selection;
+ temp.oldValue = m_debugger->ReadMemory(m_selection);
+ m_blrList.push_back(temp);
+ if (Blr == 0)
+ m_debugger->InsertBLR(m_selection, 0x4e800020);
+ else
+ m_debugger->InsertBLR(m_selection, 0x60000000);
+ }
+ Refresh();
+}
+
+void CCodeView::OnPopupMenu(wxCommandEvent& event)
+{
+#if wxUSE_CLIPBOARD
+ wxTheClipboard->Open();
+#endif
+
+ switch (event.GetId())
+ {
+ case IDM_GOTOINMEMVIEW:
+ // CMemoryDlg::Goto(selection);
+ break;
+
+#if wxUSE_CLIPBOARD
+ case IDM_COPYADDRESS:
+ wxTheClipboard->SetData(new wxTextDataObject(wxString::Format("%08x", m_selection)));
+ break;
+
+ case IDM_COPYCODE:
+ {
+ std::string disasm = m_debugger->Disassemble(m_selection);
+ wxTheClipboard->SetData(new wxTextDataObject(StrToWxStr(disasm)));
+ }
+ break;
+
+ case IDM_COPYHEX:
+ {
+ std::string temp = StringFromFormat("%08x", m_debugger->ReadInstruction(m_selection));
+ wxTheClipboard->SetData(new wxTextDataObject(StrToWxStr(temp)));
+ }
+ break;
+
+
+ case IDM_COPYFUNCTION:
+ {
+ Symbol *symbol = m_symbol_db->GetSymbolFromAddr(m_selection);
+ if (symbol)
+ {
+ std::string text;
+ text = text + symbol->name + "\r\n";
+ // we got a function
+ u32 start = symbol->address;
+ u32 end = start + symbol->size;
+ for (u32 addr = start; addr != end; addr += 4)
+ {
+ std::string disasm = m_debugger->Disassemble(addr);
+ text += StringFromFormat("%08x: ", addr) + disasm + "\r\n";
+ }
+ wxTheClipboard->SetData(new wxTextDataObject(StrToWxStr(text)));
+ }
+ }
+ break;
+#endif
+
+ case IDM_RUNTOHERE:
+ m_debugger->SetBreakpoint(m_selection);
+ m_debugger->RunToBreakpoint();
+ Refresh();
+ break;
+
+ // Insert blr or restore old value
+ case IDM_INSERTBLR:
+ InsertBlrNop(0);
+ Refresh();
+ break;
+ case IDM_INSERTNOP:
+ InsertBlrNop(1);
+ Refresh();
+ break;
+
+ case IDM_JITRESULTS:
+ {
+ // Propagate back to the parent window and tell it
+ // to flip to the JIT tab for the current address.
+ wxCommandEvent jit_event(wxEVT_HOST_COMMAND, IDM_UPDATE_JIT_PANE);
+ GetEventHandler()->AddPendingEvent(jit_event);
+ }
+ break;
+
+ case IDM_FOLLOWBRANCH:
+ {
+ u32 dest = AddrToBranch(m_selection);
+ if (dest)
+ {
+ Center(dest);
+ RaiseEvent();
+ }
+ }
+ break;
+
+ case IDM_ADDFUNCTION:
+ m_symbol_db->AddFunction(m_selection);
+ Host_NotifyMapLoaded();
+ break;
+
+ case IDM_RENAMESYMBOL:
+ {
+ Symbol *symbol = m_symbol_db->GetSymbolFromAddr(m_selection);
+ if (symbol)
+ {
+ wxTextEntryDialog input_symbol(this, _("Rename symbol:"),
+ wxGetTextFromUserPromptStr,
+ StrToWxStr(symbol->name));
+ if (input_symbol.ShowModal() == wxID_OK)
+ {
+ symbol->name = WxStrToStr(input_symbol.GetValue());
+ Refresh(); // Redraw to show the renamed symbol
+ }
+ Host_NotifyMapLoaded();
+ }
+ }
+ break;
+
+ case IDM_PATCHALERT:
+ break;
+ }
+
+#if wxUSE_CLIPBOARD
+ wxTheClipboard->Close();
+#endif
+ event.Skip();
+}
+
+void CCodeView::OnMouseUpR(wxMouseEvent& event)
+{
+ bool isSymbol = m_symbol_db->GetSymbolFromAddr(m_selection) != nullptr;
+ // popup menu
+ wxMenu menu;
+ //menu->Append(IDM_GOTOINMEMVIEW, "&Goto in mem view");
+ menu.Append(IDM_FOLLOWBRANCH, _("&Follow branch"))->Enable(AddrToBranch(m_selection) ? true : false);
+ menu.AppendSeparator();
+#if wxUSE_CLIPBOARD
+ menu.Append(IDM_COPYADDRESS, _("Copy &address"));
+ menu.Append(IDM_COPYFUNCTION, _("Copy &function"))->Enable(isSymbol);
+ menu.Append(IDM_COPYCODE, _("Copy &code line"));
+ menu.Append(IDM_COPYHEX, _("Copy &hex"));
+ menu.AppendSeparator();
+#endif
+ menu.Append(IDM_RENAMESYMBOL, _("Rename &symbol"))->Enable(isSymbol);
+ menu.AppendSeparator();
+ menu.Append(IDM_RUNTOHERE, _("&Run To Here"))->Enable(Core::IsRunning());
+ menu.Append(IDM_ADDFUNCTION, _("&Add function"))->Enable(Core::IsRunning());
+ menu.Append(IDM_JITRESULTS, _("PPC vs X86"))->Enable(Core::IsRunning());
+ menu.Append(IDM_INSERTBLR, _("Insert &blr"))->Enable(Core::IsRunning());
+ menu.Append(IDM_INSERTNOP, _("Insert &nop"))->Enable(Core::IsRunning());
+ menu.Append(IDM_PATCHALERT, _("Patch alert"))->Enable(Core::IsRunning());
+ PopupMenu(&menu);
+ event.Skip();
+}
+
+void CCodeView::OnErase(wxEraseEvent& event)
+{}
+
+void CCodeView::OnPaint(wxPaintEvent& event)
+{
+ // -------------------------
+ // General settings
+ // -------------------------
+ std::unique_ptr<wxGraphicsContext> ctx(wxGraphicsContext::Create(wxPaintDC(this)));
+ wxRect rc = GetClientRect();
+
+ ctx->SetFont(DebuggerFont, *wxBLACK);
+
+ wxDouble w,h;
+ ctx->GetTextExtent("0WJyq", &w, &h);
+
+ if (h > m_rowHeight)
+ m_rowHeight = h;
+
+ ctx->GetTextExtent("W", &w, &h);
+ int charWidth = w;
+
+ struct branch
+ {
+ int src, dst, srcAddr;
+ };
+
+ branch branches[256];
+ int numBranches = 0;
+ // TODO: Add any drawing code here...
+ int width = rc.width;
+ int numRows = ((rc.height / m_rowHeight) / 2) + 2;
+ // ------------
+
+ // -------------------------
+ // Colors and brushes
+ // -------------------------
+
+ const wxColour bgColor = *wxWHITE;
+ wxPen nullPen(bgColor);
+ wxPen currentPen(*wxBLACK_PEN);
+ wxPen selPen(*wxGREY_PEN);
+ nullPen.SetStyle(wxTRANSPARENT);
+ currentPen.SetStyle(wxSOLID);
+ wxBrush currentBrush(*wxLIGHT_GREY_BRUSH);
+ wxBrush pcBrush(*wxGREEN_BRUSH);
+ wxBrush bpBrush(*wxRED_BRUSH);
+
+ wxBrush bgBrush(bgColor);
+ wxBrush nullBrush(bgColor);
+ nullBrush.SetStyle(wxTRANSPARENT);
+
+ ctx->SetPen(nullPen);
+ ctx->SetBrush(bgBrush);
+ ctx->DrawRectangle(0, 0, 16, rc.height);
+ ctx->DrawRectangle(0, 0, rc.width, 5);
+ // ------------
+
+ // -----------------------------
+ // Walk through all visible rows
+ // -----------------------------
+ for (int i = -numRows; i <= numRows; i++)
+ {
+ unsigned int address = m_curAddress + (i * m_align);
+
+ int rowY1 = (rc.height / 2) + (m_rowHeight * i) - (m_rowHeight / 2);
+ int rowY2 = (rc.height / 2) + (m_rowHeight * i) + (m_rowHeight / 2);
+
+ wxString temp = wxString::Format("%08x", address);
+ u32 color = m_debugger->GetColor(address);
+ wxBrush rowBrush(wxColour(color >> 16, color >> 8, color));
+ ctx->SetBrush(nullBrush);
+ ctx->SetPen(nullPen);
+ ctx->DrawRectangle(0, rowY1, 16, rowY2 - rowY1 + 2);
+
+ if (m_selecting && (address == m_selection))
+ ctx->SetPen(selPen);
+ else
+ ctx->SetPen(i == 0 ? currentPen : nullPen);
+
+ if (address == m_debugger->GetPC())
+ ctx->SetBrush(pcBrush);
+ else
+ ctx->SetBrush(rowBrush);
+
+ ctx->DrawRectangle(16, rowY1, width, rowY2 - rowY1 + 1);
+ ctx->SetBrush(currentBrush);
+ if (!m_plain)
+ {
+ // the address text is dark red
+ ctx->SetFont(DebuggerFont, wxColour("#600000"));
+ ctx->DrawText(temp, 17, rowY1);
+ ctx->SetFont(DebuggerFont, *wxBLACK);
+ }
+
+ // If running
+ if (m_debugger->IsAlive())
+ {
+ std::vector<std::string> dis;
+ SplitString(m_debugger->Disassemble(address), '\t', dis);
+ dis.resize(2);
+
+ static const size_t VALID_BRANCH_LENGTH = 10;
+ const std::string& opcode = dis[0];
+ const std::string& operands = dis[1];
+ std::string desc;
+
+ // look for hex strings to decode branches
+ std::string hex_str;
+ size_t pos = operands.find("0x8");
+ if (pos != std::string::npos)
+ {
+ hex_str = operands.substr(pos);
+ }
+
+ if (hex_str.length() == VALID_BRANCH_LENGTH)
+ {
+ u32 offs = std::stoul(hex_str, nullptr, 16);
+
+ branches[numBranches].src = rowY1 + (m_rowHeight / 2);
+ branches[numBranches].srcAddr = (address / m_align);
+ branches[numBranches++].dst = (int)(rowY1 + ((s64)(u32)offs - (s64)(u32)address) * m_rowHeight / m_align + m_rowHeight / 2);
+ desc = StringFromFormat("-->%s", m_debugger->GetDescription(offs).c_str());
+
+ // the -> arrow illustrations are purple
+ ctx->SetFont(DebuggerFont, wxTheColourDatabase->Find("PURPLE"));
+ }
+ else
+ {
+ ctx->SetFont(DebuggerFont, *wxBLACK);
+ }
+
+ ctx->DrawText(StrToWxStr(operands), 17 + 17*charWidth, rowY1);
+ // ------------
+
+ // Show blr as its' own color
+ if (opcode == "blr")
+ ctx->SetFont(DebuggerFont, wxTheColourDatabase->Find("DARK GREEN"));
+ else
+ ctx->SetFont(DebuggerFont, wxTheColourDatabase->Find("VIOLET"));
+
+ ctx->DrawText(StrToWxStr(opcode), 17 + (m_plain ? 1*charWidth : 9*charWidth), rowY1);
+
+ if (desc.empty())
+ {
+ desc = m_debugger->GetDescription(address);
+ }
+
+ if (!m_plain)
+ {
+ ctx->SetFont(DebuggerFont, *wxBLUE);
+
+ //char temp[256];
+ //UnDecorateSymbolName(desc,temp,255,UNDNAME_COMPLETE);
+ if (!desc.empty())
+ {
+ ctx->DrawText(StrToWxStr(desc), 17 + 35 * charWidth, rowY1);
+ }
+ }
+
+ // Show red breakpoint dot
+ if (m_debugger->IsBreakpoint(address))
+ {
+ ctx->SetBrush(bpBrush);
+ ctx->DrawRectangle(2, rowY1 + 1, 11, 11);
+ }
+ }
+ } // end of for
+ // ------------
+
+ // -------------------------
+ // Colors and brushes
+ // -------------------------
+ ctx->SetPen(currentPen);
+
+ for (int i = 0; i < numBranches; i++)
+ {
+ int x = 17 + 49 * charWidth + (branches[i].srcAddr % 9) * 8;
+ MoveTo(x-2, branches[i].src);
+
+ if (branches[i].dst < rc.height + 400 && branches[i].dst > -400)
+ {
+ LineTo(ctx, x+2, branches[i].src);
+ LineTo(ctx, x+2, branches[i].dst);
+ LineTo(ctx, x-4, branches[i].dst);
+
+ MoveTo(x, branches[i].dst - 4);
+ LineTo(ctx, x-4, branches[i].dst);
+ LineTo(ctx, x+1, branches[i].dst+5);
+ }
+ //else
+ //{
+ // This can be re-enabled when there is a scrollbar or
+ // something on the codeview (the lines are too long)
+
+ //LineTo(ctx, x+4, branches[i].src);
+ //MoveTo(x+2, branches[i].dst-4);
+ //LineTo(ctx, x+6, branches[i].dst);
+ //LineTo(ctx, x+1, branches[i].dst+5);
+ //}
+
+ //LineTo(ctx, x, branches[i].dst+4);
+ //LineTo(ctx, x-2, branches[i].dst);
+ }
+ // ------------
+}
+
+void CCodeView::LineTo(std::unique_ptr<wxGraphicsContext>& ctx, int x, int y)
+{
+ std::vector<wxPoint2DDouble> points { wxPoint2DDouble(m_lx, m_ly), wxPoint2DDouble(x, y) };
+
+ ctx->DrawLines(points.size(), points.data());
+ m_lx = x;
+ m_ly = y;
+}
+
+void CCodeView::OnResize(wxSizeEvent& event)
+{
+ Refresh();
+ event.Skip();
+}
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