DWORD RunInterpreterCPU(DWORD Cycles) {
DWORD CycleCount;
RSP_Running = TRUE;
Enable_RSP_Commands_Window();
CycleCount = 0;
while (RSP_Running) {
if (NoOfBpoints != 0) {
if (CheckForRSPBPoint(*PrgCount)) {
if (InRSPCommandsWindow) {
Enter_RSP_Commands_Window();
if (Stepping_Commands) {
DisplayError ( "Encounted a R4300i Breakpoint" );
} else {
DisplayError ( "Encounted a R4300i Breakpoint\n\nNow Stepping" );
SetRSPCommandViewto( *PrgCount );
SetRSPCommandToStepping();
}
} else {
DisplayError ( "Encounted a RSP Breakpoint\n\nEntering Command Window" );
Enter_RSP_Commands_Window();
}
}
}
if (Stepping_Commands) {
WaitingForStep = TRUE;
SetRSPCommandViewto( *PrgCount );
UpdateRSPRegistersScreen();
while ( WaitingForStep == TRUE ){
Sleep(20);
if (!Stepping_Commands) {
WaitingForStep = FALSE;
}
}
}
RSP_LW_IMEM(*PrgCount, &RSPOpC.Hex);
((void (*)()) RSP_Opcode[ RSPOpC.op ])();
switch (RSP_NextInstruction) {
case NORMAL:
*PrgCount = (*PrgCount + 4) & 0xFFC;
break;
case DELAY_SLOT:
RSP_NextInstruction = JUMP;
*PrgCount = (*PrgCount + 4) & 0xFFC;
break;
case JUMP:
RSP_NextInstruction = NORMAL;
*PrgCount = RSP_JumpTo;
break;
}
}
*PrgCount -= 4;
return Cycles;
}
void Enable_RSP_Commands_Window ( void )
{
SCROLLINFO si;
if (!InRSPCommandsWindow) { return; }
EnableWindow(hList, TRUE);
EnableWindow(hAddress, TRUE);
EnableWindow(hScrlBar, TRUE);
EnableWindow(hGoButton, TRUE);
EnableWindow(hStepButton, TRUE);
EnableWindow(hSkipButton, FALSE);
EnableWindow(hR4300iRegisters, TRUE);
EnableWindow(hRSPRegisters, TRUE);
EnableWindow(hR4300iDebugger, TRUE);
EnableWindow(hMemory, TRUE);
SendMessage(hBPButton, BM_SETSTYLE, BS_PUSHBUTTON,TRUE);
SendMessage(hStepButton, BM_SETSTYLE, BS_DEFPUSHBUTTON,TRUE);
SendMessage(RSPCommandshWnd, DM_SETDEFID,IDC_STEP_BUTTON,0);
if (Stepping_Commands) {
si.cbSize = sizeof(si);
si.fMask = SIF_RANGE | SIF_POS | SIF_PAGE;
si.nMin = 0;
si.nMax = (0x1000 >> 2) -1;
si.nPos = (*PrgCount >> 2);
si.nPage = 30;
SetScrollInfo(hScrlBar,SB_CTL,&si,TRUE);
SetRSPCommandViewto( *PrgCount );
SetForegroundWindow(RSPCommandshWnd);
}
}