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Optimize exporting traces #336

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merged 1 commit into from
Jun 6, 2025
Merged

Optimize exporting traces #336

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115 changes: 71 additions & 44 deletions ExecutionTrace.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -66,25 +66,24 @@ namespace VCC { namespace Debugger { namespace UI { namespace

BackBufferInfo BackBuffer_;

int ExportStart=0;
int ExportStart=1;
int ExportStop=0;
char ExportPath[MAX_PATH]={};

//-------------------------------------------------------------------------------
const char *ToCCStringCStr(const unsigned char CC)
{
static const char* flags = "EFHINZVC";
static char buffer[9];
for (int i = 0, mask = 0x80; i < 8; ++i, mask >>= 1)
buffer[i] = CC & mask ? flags[i] : '.';
buffer[8] = 0;
return buffer;
}

std::string ToCCString(const unsigned char CC)
{
std::ostringstream fmt;

fmt << ((CC & 0b10000000) ? "E" : ".")
<< ((CC & 0b01000000) ? "F" : ".")
<< ((CC & 0b00100000) ? "H" : ".")
<< ((CC & 0b00010000) ? "I" : ".")
<< ((CC & 0b00001000) ? "N" : ".")
<< ((CC & 0b00000100) ? "Z" : ".")
<< ((CC & 0b00000010) ? "V" : ".")
<< ((CC & 0b00000001) ? "C" : ".");

return fmt.str();
return std::string(ToCCStringCStr(CC));
}

//-------------------------------------------------------------------------------
Expand Down Expand Up @@ -771,6 +770,7 @@ namespace VCC { namespace Debugger { namespace UI { namespace
std::string samples = buf;
int maxSamples = std::stoi(samples);
EmuState.Debugger.SetTraceMaxSamples(maxSamples);
ExportStop = maxSamples;

SCROLLINFO si;
si.cbSize = sizeof(si);
Expand Down Expand Up @@ -1108,90 +1108,117 @@ namespace VCC { namespace Debugger { namespace UI { namespace
unsigned int offset = start > 1 ? start-1 : 0;
auto & _trace = EmuState.Debugger.GetTraceResult();
int count = min((unsigned int)_trace.size(), nlines);
const size_t lineSize = 65536;
char *line = new char[lineSize];

//FilePrintf(hf,"offset:%d nlines:%d count%d _tsize:%d\n",
// offset, nlines, count, _trace.size());

FilePrintf(hf," Line Cycles PC Instruction ");
char* pos = line;
char* end = pos + lineSize;
DWORD dummy;

auto Flush = [&]()
{
WriteFile(hf, line, pos - line, &dummy, 0);
pos = line;
};

auto Write = [&](const char* fmt, ...)
{
va_list args;
va_start(args, fmt);
auto remaining = end - pos;
auto count = vsnprintf(pos, remaining, fmt, args);
va_end(args);
pos += count;
if (end - pos < 100)
Flush();
};

Write(" Line Cycles PC Instruction ");
if (EmuState.CpuType == 1)
FilePrintf(hf, "CC D W X Y U S DP MD\n");
Write("CC D W X Y U S DP MD\n");
else
FilePrintf(hf, "CC D X Y U S DP\n");
Write("CC D X Y U S DP\n");

for (int n = 0; n < count; n++) {
FilePrintf(hf,"%7d ",n + offset + 1); // Line
FilePrintf(hf,"%7d ",_trace[n].cycleTime); // Cycles
Write("%7d ",n + offset + 1); // Line
Write("%7d ",_trace[n].cycleTime); // Cycles

// Instruction
if (_trace[n].event == TraceEvent::Instruction) {
FilePrintf(hf,"%4X ",_trace[n].pc); // Address
Write("%4X ",_trace[n].pc); // Address
std::string s = _trace[n].instruction + " "
+ _trace[n].operand;
FilePrintf(hf,"%-19s",s.c_str()); // Instruction
FilePrintf(hf," %8s",
ToCCString(_trace[n].startState.CC).c_str()); // CC
FilePrintf(hf," %02X%02X",_trace[n].startState.A, // D
Write("%-19s ",s.c_str()); // Instruction
Write(ToCCStringCStr(_trace[n].startState.CC)); // CC
Write(" %02X%02X",_trace[n].startState.A, // D
_trace[n].startState.B);
if (EmuState.CpuType == 1)
FilePrintf(hf," %02X%02X",_trace[n].startState.E,
Write(" %02X%02X",_trace[n].startState.E,
_trace[n].startState.F);
FilePrintf(hf," %04X",_trace[n].startState.X); // X
FilePrintf(hf," %04X",_trace[n].startState.Y); // Y
FilePrintf(hf," %04X",_trace[n].startState.U); // U
FilePrintf(hf," %04X",_trace[n].startState.S); // S
FilePrintf(hf," %02X",_trace[n].startState.DP); // DP
Write(" %04X",_trace[n].startState.X); // X
Write(" %04X",_trace[n].startState.Y); // Y
Write(" %04X",_trace[n].startState.U); // U
Write(" %04X",_trace[n].startState.S); // S
Write(" %02X",_trace[n].startState.DP); // DP
if (EmuState.CpuType == 1)
FilePrintf(hf," %02X",_trace[n].startState.MD); // MD
FilePrintf(hf,"\n");
Write(" %02X",_trace[n].startState.MD); // MD
Write("\n");

// Emulator event
} else if (_trace[n].event == TraceEvent::EmulatorCycle) {

FilePrintf(hf,"[Emu] :: ");
Write("[Emu] :: ");
switch (_trace[n].emulationState) {
case 0:
FilePrintf(hf,"CPUOnly\n");
Write("CPUOnly\n");
break;
case 1:
FilePrintf(hf,"TimerIRQ\n");
Write("TimerIRQ\n");
break;
case 2:
FilePrintf(hf,"AudioSample\n");
Write("AudioSample\n");
break;
case 3:
FilePrintf(hf,"1stAudio\n");
Write("1stAudio\n");
break;
case 4:
FilePrintf(hf,"2ndTimer\n");
Write("2ndTimer\n");
break;
case 5:
FilePrintf(hf,"1stTimer\n");
Write("1stTimer\n");
break;
case 6:
FilePrintf(hf,"2ndAudio\n");
Write("2ndAudio\n");
break;
case 7:
FilePrintf(hf,"TimerAudio\n");
Write("TimerAudio\n");
break;
case 10:
FilePrintf(hf,"CycleStart\n");
Write("CycleStart\n");
break;
case 20:
FilePrintf(hf,"CycleEnd\n");
Write("CycleEnd\n");
break;
default:
FilePrintf(hf,"\n");
Write("\n");
}

// Screen or IRQ event
} else if ((_trace[n].event > TraceEvent::ScreenStart &&
_trace[n].event < TraceEvent::ScreenEnd ) ||
(_trace[n].event > TraceEvent::IRQStart &&
_trace[n].event < TraceEvent::IRQEnd ) ) {
FilePrintf(hf,"%s\n",_trace[n].instruction.c_str());
Write(_trace[n].instruction.c_str());
Write("\n");
}
}

Flush();
delete[] line;

EmuState.Debugger.UnlockTrace();
}

Expand Down