package net.mograsim.plugin.launch;
+import static org.eclipse.core.resources.IResourceDelta.CHANGED;
+
import java.io.IOException;
import java.io.InputStream;
import java.util.Optional;
+import java.util.concurrent.atomic.AtomicBoolean;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResourceChangeEvent;
import org.eclipse.core.resources.IResourceChangeListener;
+import org.eclipse.core.resources.IResourceDelta;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.debug.core.ILaunch;
import org.eclipse.debug.core.ILaunchConfiguration;
import org.eclipse.debug.core.model.LaunchConfigurationDelegate;
+import org.eclipse.jface.dialogs.MessageDialog;
+import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.statushandlers.StatusManager;
import net.mograsim.machine.Machine;
import net.mograsim.machine.MachineDefinition;
+import net.mograsim.machine.MainMemory;
+import net.mograsim.machine.MainMemoryDefinition;
import net.mograsim.machine.mi.MicroInstructionMemory;
import net.mograsim.machine.mi.MicroInstructionMemoryDefinition;
import net.mograsim.machine.mi.MicroInstructionMemoryParser;
+import net.mograsim.machine.standard.memory.MainMemoryParser;
import net.mograsim.plugin.MograsimActivator;
import net.mograsim.plugin.nature.MachineContext;
import net.mograsim.plugin.nature.MograsimNature;
public static final String INITIAL_RAM_FILE_ATTR = MograsimActivator.PLUGIN_ID + ".initialram";
private final IResourceChangeListener resChangedListener;
+ private IFile mpmFile;
+ private Machine machine;
public MachineLaunchConfigType()
{
MachineDefinition machineDefinition = machDefOptional.orElseThrow();
MicroInstructionMemoryDefinition miMemDef = machineDefinition.getMicroInstructionMemoryDefinition();
+ MainMemoryDefinition mainMemDef = machineDefinition.getMainMemoryDefinition();
String mpmFileName = configuration.getAttribute(MPM_FILE_ATTR, "");
if ("".equals(mpmFileName))
return showErrorAndReturnFalse("No MPM file specified");
IFile mpmFile = project.getFile(mpmFileName);
- if (!mpmFile.isAccessible())
+ if (mpmFile == null || !mpmFile.isAccessible())
return showErrorAndReturnFalse("MPM file not accessible");
try (InputStream mpmStream = mpmFile.getContents())
throw new CoreException(new Status(IStatus.ERROR, MograsimActivator.PLUGIN_ID, "Unexpected IO exception reading MPM file", e));
}
- // TODO parse RAM
+ String initialRAMFileName = configuration.getAttribute(INITIAL_RAM_FILE_ATTR, "");
+ if (!"".equals(initialRAMFileName))
+ {
+ IFile initialRAMFile = project.getFile(initialRAMFileName);
+ if (initialRAMFile == null || !initialRAMFile.isAccessible())
+ return showErrorAndReturnFalse("Initial RAM file not accessible");
+
+ try (InputStream initialRAMStream = initialRAMFile.getContents())
+ {
+ MainMemoryParser.parseMemory(mainMemDef, initialRAMStream);
+ }
+ catch (IOException e)
+ {
+ throw new CoreException(
+ new Status(IStatus.ERROR, MograsimActivator.PLUGIN_ID, "Unexpected IO exception reading initial RAM file", e));
+ }
+ }
return super.preLaunchCheck(configuration, mode, monitor);
}
MachineContext machineContext = ProjectMachineContext.getMachineContextOf(project);
MachineDefinition machineDefinition = machineContext.getMachineDefinition().orElseThrow();
- MicroInstructionMemoryDefinition miMemDef = machineDefinition.getMicroInstructionMemoryDefinition();
+ MainMemoryDefinition mainMemDef = machineDefinition.getMainMemoryDefinition();
+
+ mpmFile = project.getFile(configuration.getAttribute(MPM_FILE_ATTR, ""));
- IFile mpmFile = project.getFile(configuration.getAttribute(MPM_FILE_ATTR, ""));
+ String initialRAMFileName = configuration.getAttribute(INITIAL_RAM_FILE_ATTR, "");
+ MainMemory mem;
+ if (!"".equals(initialRAMFileName))
+ {
+ IFile initialRAMFile = project.getFile(initialRAMFileName);
+ try (InputStream initialRAMStream = initialRAMFile.getContents())
+ {
+ mem = MainMemoryParser.parseMemory(mainMemDef, initialRAMStream);
+ }
+ catch (IOException e)
+ {
+ throw new CoreException(
+ new Status(IStatus.ERROR, MograsimActivator.PLUGIN_ID, "Unexpected IO exception reading initial RAM file", e));
+ }
+ } else
+ mem = null;
- MicroInstructionMemory mpm;
+ MachineDebugTarget debugTarget = new MachineDebugTarget(launch, machineDefinition);
+ debugTarget.suspend();
+ debugTarget.setExecutionSpeed(1);
+ machine = debugTarget.getMachine();
+ assignMicroInstructionMemory();
+ if (mem != null)
+ machine.getMainMemory().bind(mem);
+ machine.reset();
+ }
+
+ private void assignMicroInstructionMemory() throws CoreException
+ {
try (InputStream mpmStream = mpmFile.getContents())
{
- mpm = MicroInstructionMemoryParser.parseMemory(miMemDef, mpmStream);
+ MicroInstructionMemory mpm = MicroInstructionMemoryParser
+ .parseMemory(machine.getDefinition().getMicroInstructionMemoryDefinition(), mpmStream);
+ machine.getMicroInstructionMemory().bind(mpm);
}
catch (IOException e)
{
throw new CoreException(new Status(IStatus.ERROR, MograsimActivator.PLUGIN_ID, "Unexpected IO exception reading MPM file", e));
}
-
- // TODO parse RAM
-
- MachineDebugTarget debugTarget = new MachineDebugTarget(launch, machineDefinition);
- debugTarget.suspend();
- debugTarget.setExecutionSpeed(1);
- Machine machine = debugTarget.getMachine();
- machine.getMicroInstructionMemory().bind(mpm);
- // TODO bind RAM
- machine.reset();
}
private void resourceChanged(IResourceChangeEvent event)
{
- // TODO react to MPM changes
+ // TODO remove Sysout
int type = event.getType();
String typeStr;
switch (type)
break;
case IResourceChangeEvent.POST_CHANGE:
typeStr = "POST_CHANGE";
+ IResourceDelta mpmDelta;
+ if ((mpmDelta = event.getDelta().findMember(mpmFile.getFullPath())) != null && (mpmDelta.getKind() & CHANGED) == CHANGED
+ && mpmFile.exists())
+ {
+ AtomicBoolean doHotReplace = new AtomicBoolean();
+ PlatformUI.getWorkbench().getDisplay().syncExec(() ->
+ {
+ if (MessageDialog.openConfirm(PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell(), "Hot Replace MPM?",
+ String.format("The MPM %s has been modified on the file system. Replace simulated MPM with modified contents?",
+ mpmFile.getName())))
+ doHotReplace.set(true);
+ });
+ if (doHotReplace.get())
+ {
+ try
+ {
+ assignMicroInstructionMemory();
+ }
+ catch (CoreException e)
+ {
+ PlatformUI.getWorkbench().getDisplay()
+ .asyncExec(() -> MessageDialog.openError(PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell(),
+ "Failed Hot Replace!",
+ "An error occurred trying to read the modified MPM from the file system: " + e.getMessage()));
+ }
+ }
+ }
break;
case IResourceChangeEvent.PRE_BUILD:
typeStr = "PRE_BUILD";