static void Main(string[] args)
{
Task.Run(async() =>
{
using (var hastlayer = await Hastlayer.Create())
{
#region Configuration
var configuration = new HardwareGenerationConfiguration("Nexys4 DDR");
configuration.AddHardwareEntryPointType <ParallelAlgorithm>();
configuration.TransformerConfiguration().AddMemberInvocationInstanceCountConfiguration(
new MemberInvocationInstanceCountConfigurationForMethod <ParallelAlgorithm>(p => p.Run(null), 0)
{
MaxDegreeOfParallelism = ParallelAlgorithm.MaxDegreeOfParallelism
});
configuration.VhdlTransformerConfiguration().VhdlGenerationMode = VhdlGenerationMode.Debug;
hastlayer.ExecutedOnHardware += (sender, e) =>
{
Console.WriteLine(
"Executing " +
e.MemberFullName +
" on hardware took " +
e.HardwareExecutionInformation.HardwareExecutionTimeMilliseconds +
"ms (net) " +
e.HardwareExecutionInformation.FullExecutionTimeMilliseconds +
" milliseconds (all together)");
};
#endregion
#region HardwareGeneration
var hardwareRepresentation = await hastlayer.GenerateHardware(
new[]
{
typeof(Program).Assembly
},
configuration);
await hardwareRepresentation.HardwareDescription.WriteSource("Hast_IP.vhd");
#endregion
#region Execution
var parallelAlgorithm = await hastlayer.GenerateProxy(hardwareRepresentation, new ParallelAlgorithm());
var output1 = parallelAlgorithm.Run(234234);
var output2 = parallelAlgorithm.Run(123);
var output3 = parallelAlgorithm.Run(9999);
var sw = System.Diagnostics.Stopwatch.StartNew();
var cpuOutput = new ParallelAlgorithm().Run(234234);
sw.Stop();
Console.WriteLine("On CPU it took " + sw.ElapsedMilliseconds + "ms.");
#endregion
}
}).Wait();
Console.ReadKey();
}
public async Task <IHastlayer> InitializeHastlayer(bool verifyOutput, bool randomSeedEnable)
{
_verifyOutput = verifyOutput;
_randomSeedEnable = randomSeedEnable;
LogItFunction("Creating Hastlayer Factory...");
var hastlayer = await Hastlayer.Create();
hastlayer.ExecutedOnHardware += (sender, e) =>
{
LogItFunction("Hastlayer timer: " +
e.HardwareExecutionInformation.HardwareExecutionTimeMilliseconds + "ms (net) / " +
e.HardwareExecutionInformation.FullExecutionTimeMilliseconds + " ms (total)"
);
};
var configuration = new HardwareGenerationConfiguration((await hastlayer.GetSupportedDevices()).First().Name);
configuration.VhdlTransformerConfiguration().VhdlGenerationConfiguration = VhdlGenerationConfiguration.Debug;
configuration.EnableCaching = false;
LogItFunction("Generating hardware...");
if (_kpzTarget.HastlayerParallelizedAlgorithm())
{
configuration.AddHardwareEntryPointType <KpzKernelsParallelizedInterface>();
configuration.TransformerConfiguration().AddAdditionalInlinableMethod <RandomMwc64X>(r => r.NextUInt32());
}
else if (_kpzTarget.HastlayerPlainAlgorithm())
{
configuration.AddHardwareEntryPointType <KpzKernelsInterface>();
}
else // if (kpzTarget == KpzTarget.PrngTest)
{
configuration.AddHardwareEntryPointType <PrngTestInterface>();
}
var hardwareRepresentation = await hastlayer.GenerateHardware(new[] {
typeof(KpzKernelsParallelizedInterface).Assembly,
typeof(RandomMwc64X).Assembly
}, configuration);
await hardwareRepresentation.HardwareDescription.WriteSource(VhdlOutputFilePath);
LogItFunction("Generating proxy...");
if (_kpzTarget.HastlayerOnFpga())
{
var proxyConf = new ProxyGenerationConfiguration
{
VerifyHardwareResults = _verifyOutput
};
if (_kpzTarget == KpzTarget.Fpga)
{
Kernels = await hastlayer.GenerateProxy(
hardwareRepresentation,
new KpzKernelsInterface(),
proxyConf);
}
else if (_kpzTarget == KpzTarget.FpgaParallelized)
{
KernelsParallelized = await hastlayer.GenerateProxy(
hardwareRepresentation,
new KpzKernelsParallelizedInterface(),
proxyConf);
}
else //if(kpzTarget == KpzTarget.PrngTest)
{
KernelsP = await hastlayer.GenerateProxy(
hardwareRepresentation,
new PrngTestInterface(),
proxyConf);
}
LogItFunction("FPGA target detected");
}
else //if (kpzTarget == KpzTarget.HastlayerSimulation())
{
Kernels = new KpzKernelsInterface();
KernelsParallelized = new KpzKernelsParallelizedInterface();
LogItFunction("Simulation target detected");
}
if (_kpzTarget.HastlayerPlainAlgorithm())
{
LogItFunction("Running TestAdd...");
uint resultFpga = Kernels.TestAddWrapper(4313, 123);
uint resultCpu = 4313 + 123;
if (resultCpu == resultFpga)
{
LogItFunction(string.Format("Success: {0} == {1}", resultFpga, resultCpu));
}
else
{
LogItFunction(string.Format("Fail: {0} != {1}", resultFpga, resultCpu));
}
}
if (_kpzTarget == KpzTarget.PrngTest)
{
LogItFunction("Running TestPrng...");
var kernelsCpu = new PrngTestInterface();
ulong randomSeed = 0x37a92d76a96ef210UL;
var smCpu = kernelsCpu.PushRandomSeed(randomSeed);
var smFpga = KernelsP.PushRandomSeed(randomSeed);
LogItFunction("PRNG results:");
bool success = true;
for (int PrngTestIndex = 0; PrngTestIndex < 10; PrngTestIndex++)
{
uint prngCpuResult = kernelsCpu.GetNextRandom(smCpu);
uint prngFpgaResult = KernelsP.GetNextRandom(smFpga);
if (prngCpuResult != prngFpgaResult)
{
success = false;
}
LogItFunction(String.Format("{0}, {1}", prngCpuResult, prngFpgaResult));
}
if (success)
{
LogItFunction("TestPrng succeeded!");
}
else
{
LogItFunction("TestPrng failed!");
}
}
return(hastlayer);
}
static void Main(string[] args)
{
// Wrapping the whole program into Task.Run() is a workaround for async just to be able to run all this from
// inside a console app.
Task.Run(async() =>
{
/*
* On a high level these are the steps to use Hastlayer:
* 1. Create the Hastlayer shell.
* 2. Configure hardware generation and generate FPGA hardware representation of the given .NET code.
* 3. Generate proxies for hardware-transformed types and use these proxies to utilize hardware
* implementations. (You can see this inside the SampleRunners.)
*/
// Configuring the Hastlayer shell. Which flavor should we use? If you're unsure then you'll need
// the Client flavor: This will let you connect to a remote Hastlayer service to run the software
// to hardware transformation.
var hastlayerConfiguration = new HastlayerConfiguration {
Flavor = HastlayerFlavor.Developer
};
// Initializing a Hastlayer shell. Since this is non-trivial to do you can cache this shell object
// while the program runs and re-use it continuously. No need to always wrap it into a using() like
// here, just make sure to Dispose() it before the program terminates.
using (var hastlayer = await Hastlayer.Create(hastlayerConfiguration))
{
// Hooking into an event of Hastlayer so some execution information can be made visible on the
// console.
hastlayer.ExecutedOnHardware += (sender, e) =>
{
Console.WriteLine(
"Executing " +
e.MemberFullName +
" on hardware took " +
e.HardwareExecutionInformation.HardwareExecutionTimeMilliseconds +
" milliseconds (net) " +
e.HardwareExecutionInformation.FullExecutionTimeMilliseconds +
" milliseconds (all together)");
};
// We need to set what kind of device (FPGA/FPGA board) to generate the hardware for.
var devices = await hastlayer.GetSupportedDevices();
// Let's just use the first one that is available. However you might want to use a specific
// device, not just any first one.
var configuration = new HardwareGenerationConfiguration(devices.First().Name);
// If you're running Hastlayer in the Client flavor, you also need to configure some credentials
// here:
var remoteClientConfiguration = configuration.RemoteClientConfiguration();
remoteClientConfiguration.AppName = "TestApp";
remoteClientConfiguration.AppSecret = "appsecret";
if (hastlayerConfiguration.Flavor == HastlayerFlavor.Client &&
remoteClientConfiguration.AppSecret == "appsecret")
{
throw new InvalidOperationException(
"You haven't changed the default remote credentials! Write to [email protected] to receive access if you don't have yet.");
}
// Letting the configuration of samples run. Check out those methods too!
switch (Configuration.SampleToRun)
{
case Sample.Fix64Calculator:
Fix64CalculatorSampleRunner.Configure(configuration);
break;
case Sample.GenomeMatcher:
GenomeMatcherSampleRunner.Configure(configuration);
break;
case Sample.ParallelAlgorithm:
ParallelAlgorithmSampleRunner.Configure(configuration);
break;
case Sample.ImageProcessingAlgorithms:
ImageProcessingAlgorithmsSampleRunner.Configure(configuration);
break;
case Sample.Loopback:
LoopbackSampleRunner.Configure(configuration);
break;
case Sample.MonteCarloAlgorithm:
MonteCarloAlgorithmSampleRunner.Configure(configuration);
break;
case Sample.ObjectOrientedShowcase:
ObjectOrientedShowcaseSampleRunner.Configure(configuration);
break;
case Sample.PrimeCalculator:
PrimeCalculatorSampleRunner.Configure(configuration);
break;
case Sample.RecursiveAlgorithms:
RecursiveAlgorithmsSampleRunner.Configure(configuration);
break;
case Sample.SimdCalculator:
SimdCalculatorSampleRunner.Configure(configuration);
break;
default:
break;
}
// The generated VHDL code will contain debug-level information, though it will be slower to
// create.
configuration.VhdlTransformerConfiguration().VhdlGenerationConfiguration = VhdlGenerationConfiguration.Debug;
Console.WriteLine("Hardware generation starts.");
// Generating hardware from the sample assembly with the given configuration.
var hardwareRepresentation = await hastlayer.GenerateHardware(
new[]
{
// Selecting any type from the sample assembly here just to get its Assembly object.
typeof(PrimeCalculator).Assembly,
typeof(Fix64).Assembly
},
configuration);
Console.WriteLine("Hardware generation finished, writing VHDL source to file.");
if (!string.IsNullOrEmpty(Configuration.VhdlOutputFilePath))
{
await hardwareRepresentation.HardwareDescription.WriteSource(Configuration.VhdlOutputFilePath);
}
Console.WriteLine("VHDL source written to file, starting hardware execution.");
// Running samples.
switch (Configuration.SampleToRun)
{
case Sample.Fix64Calculator:
await Fix64CalculatorSampleRunner.Run(hastlayer, hardwareRepresentation);
break;
case Sample.GenomeMatcher:
await GenomeMatcherSampleRunner.Run(hastlayer, hardwareRepresentation);
break;
case Sample.ParallelAlgorithm:
await ParallelAlgorithmSampleRunner.Run(hastlayer, hardwareRepresentation);
break;
case Sample.ImageProcessingAlgorithms:
await ImageProcessingAlgorithmsSampleRunner.Run(hastlayer, hardwareRepresentation);
break;
case Sample.Loopback:
await LoopbackSampleRunner.Run(hastlayer, hardwareRepresentation);
break;
case Sample.MonteCarloAlgorithm:
await MonteCarloAlgorithmSampleRunner.Run(hastlayer, hardwareRepresentation);
break;
case Sample.ObjectOrientedShowcase:
await ObjectOrientedShowcaseSampleRunner.Run(hastlayer, hardwareRepresentation);
break;
case Sample.PrimeCalculator:
await PrimeCalculatorSampleRunner.Run(hastlayer, hardwareRepresentation);
break;
case Sample.RecursiveAlgorithms:
await RecursiveAlgorithmsSampleRunner.Run(hastlayer, hardwareRepresentation);
break;
case Sample.SimdCalculator:
await SimdCalculatorSampleRunner.Run(hastlayer, hardwareRepresentation);
break;
default:
break;
}
}
}).Wait();
Console.WriteLine("Press any key to exit.");
Console.ReadKey();
}
private static async Task MainTask(Options configuration)
{
using (var hastlayer = await Hastlayer.Create(new HastlayerConfiguration {
Flavor = HastlayerFlavor.Developer
}))
{
// Get devices and if asked exit with the device list.
var devices = await hastlayer.GetSupportedDevices();
if (devices == null || !devices.Any())
{
throw new Exception("No devices are available!");
}
if (configuration.ListDevices)
{
foreach (var d in devices)
{
Console.WriteLine(d.Name);
}
return;
}
// If there is an output file name, then the file type can not be None.
if (configuration.OutputFileType == OutputFileType.None && !string.IsNullOrEmpty(configuration.OutputFileName))
{
configuration.OutputFileType = OutputFileType.Hexdump;
}
// Try to load selected device or pick the first available if none were selected.
if (string.IsNullOrEmpty(configuration.DeviceName))
{
configuration.DeviceName = devices.First().Name;
}
var selectedDevice = devices.FirstOrDefault(device => device.Name == configuration.DeviceName);
if (selectedDevice == null)
{
throw new Exception($"Target device '{configuration.DeviceName}' not found!");
}
var channelName = selectedDevice.DefaultCommunicationChannelName;
var(memory, accessor) = GenerateMemory(configuration.PayloadType,
configuration.PayloadLengthCells, configuration.InputFileName);
// Save input to file using the format of the output file type.
SaveFile(configuration.OutputFileType, configuration.PayloadType, configuration.InputFileName, true, memory);
// Create reference copy of input to compare against output.
var referenceMemory = configuration.NoCheck ? null : SimpleMemoryAccessor.Create(accessor.Get());
Console.WriteLine("Starting hardware execution.");
var communicationService = await hastlayer.GetCommunicationService(channelName);
communicationService.TesterOutput = Console.Out;
var executionContext = new BasicExecutionContext(hastlayer, selectedDevice.Name,
selectedDevice.DefaultCommunicationChannelName);
var info = await communicationService.Execute(memory, configuration.MemberId, executionContext);
Console.WriteLine("Executing test on hardware took {0:0.##}ms (net) {1:0.##}ms (all together)",
info.HardwareExecutionTimeMilliseconds, info.FullExecutionTimeMilliseconds);
// Save output to file.
SaveFile(configuration.OutputFileType, configuration.PayloadType, configuration.OutputFileName, false, memory);
if (!string.IsNullOrWhiteSpace(configuration?.JsonOutputFileName))
{
var json = JsonConvert.SerializeObject(new { Success = true, Result = info });
File.WriteAllText(configuration.JsonOutputFileName, json);
}
// Verify results if wanted.
if (!configuration.NoCheck)
{
Verify(memory, referenceMemory);
}
}
}
static async Task MainTask(string[] args)
{
/*
* On a high level these are the steps to use Hastlayer:
* 1. Create the Hastlayer shell.
* 2. Configure hardware generation and generate FPGA hardware representation of the given .NET code.
* 3. Generate proxies for hardware-transformed types and use these proxies to utilize hardware
* implementations. (You can see this inside the SampleRunners.)
*/
// Configuring the Hastlayer shell. Which flavor should we use? If you're unsure then you'll need
// the Client flavor: This will let you connect to a remote Hastlayer service to run the software
// to hardware transformation.
var hastlayerConfiguration = new HastlayerConfiguration {
Flavor = HastlayerFlavor.Developer
};
// Initializing a Hastlayer shell. Since this is non-trivial to do you can cache this shell object
// while the program runs and re-use it continuously. No need to always wrap it into a using() like
// here, just make sure to Dispose() it before the program terminates.
using (var hastlayer = await Hastlayer.Create(hastlayerConfiguration))
{
// Hooking into an event of Hastlayer so some execution information can be made visible on the
// console.
hastlayer.ExecutedOnHardware += (sender, e) =>
{
Console.WriteLine(
"Executing " +
e.MemberFullName +
" on hardware took " +
e.HardwareExecutionInformation.HardwareExecutionTimeMilliseconds +
" milliseconds (net) " +
e.HardwareExecutionInformation.FullExecutionTimeMilliseconds +
" milliseconds (all together)");
};
// A little helper for later.
var argsList = (IList <string>)args;
string GetArgument(string name)
{
name = "-" + name;
return(args.Contains(name) ? args[argsList.IndexOf(name) + 1] : null);
}
// We need to set what kind of device (FPGA/FPGA board) to generate the hardware for.
var devices = await hastlayer.GetSupportedDevices();
if (devices == null || !devices.Any())
{
throw new Exception("No devices are available!");
}
// Let's just use the first one that is available unless it's specified.
if (string.IsNullOrEmpty(Configuration.DeviceName))
{
Configuration.DeviceName = devices.First().Name;
}
var targetDeviceName = GetArgument("device") ?? Configuration.DeviceName;
var selectedDevice = devices.FirstOrDefault(device => device.Name == targetDeviceName);
if (selectedDevice == null)
{
throw new Exception($"Target device '{targetDeviceName}' not found!");
}
var configuration = new HardwareGenerationConfiguration(selectedDevice.Name);
// If you're running Hastlayer in the Client flavor, you also need to configure some credentials:
var remoteClientConfiguration = configuration.RemoteClientConfiguration();
remoteClientConfiguration.AppName = GetArgument("appname") ?? Configuration.AppName;
remoteClientConfiguration.AppSecret = GetArgument("appsecret") ?? Configuration.AppSecret;
if (hastlayerConfiguration.Flavor == HastlayerFlavor.Client &&
remoteClientConfiguration.AppSecret == "appsecret")
{
throw new InvalidOperationException(
"You haven't changed the default remote credentials! Write to [email protected] to receive access if you don't have yet.");
}
// If the sample was selected in the command line use that, or otherwise the default.
Configuration.SampleToRun = (Sample)Enum.Parse(typeof(Sample), GetArgument("sample") ?? Configuration.SampleToRun.ToString(), true);
// Letting the configuration of samples run. Check out those methods too!
switch (Configuration.SampleToRun)
{
case Sample.Fix64Calculator:
Fix64CalculatorSampleRunner.Configure(configuration);
break;
case Sample.FSharpParallelAlgorithm:
FSharpParallelAlgorithmSampleRunner.Configure(configuration);
break;
case Sample.GenomeMatcher:
GenomeMatcherSampleRunner.Configure(configuration);
break;
case Sample.ParallelAlgorithm:
ParallelAlgorithmSampleRunner.Configure(configuration);
break;
case Sample.ImageProcessingAlgorithms:
ImageProcessingAlgorithmsSampleRunner.Configure(configuration);
break;
case Sample.Loopback:
LoopbackSampleRunner.Configure(configuration);
break;
case Sample.MemoryTest:
MemoryTestSampleRunner.Configure(configuration);
break;
case Sample.MonteCarloPiEstimator:
MonteCarloPiEstimatorSampleRunner.Configure(configuration);
break;
case Sample.ObjectOrientedShowcase:
ObjectOrientedShowcaseSampleRunner.Configure(configuration);
break;
case Sample.PrimeCalculator:
PrimeCalculatorSampleRunner.Configure(configuration);
break;
case Sample.RecursiveAlgorithms:
RecursiveAlgorithmsSampleRunner.Configure(configuration);
break;
case Sample.SimdCalculator:
SimdCalculatorSampleRunner.Configure(configuration);
break;
default:
break;
}
// The generated VHDL code will contain debug-level information, though it will be slower to create.
configuration.VhdlTransformerConfiguration().VhdlGenerationConfiguration = VhdlGenerationConfiguration.Debug;
Console.WriteLine("Hardware generation starts.");
// Generating hardware from the sample assembly with the given configuration.
var hardwareRepresentation = await hastlayer.GenerateHardware(
new[]
{
// Selecting any type from the sample assembly here just to get its Assembly object.
typeof(PrimeCalculator).Assembly,
typeof(Fix64).Assembly,
typeof(FSharpSampleAssembly.FSharpParallelAlgorithmContainer).Assembly
},
configuration);
Console.WriteLine("Hardware generation finished.");
Console.WriteLine();
// Be sure to check out transformation warnings. Most of the time the issues noticed shouldn't cause
// any problems, but sometimes they can.
if (hardwareRepresentation.HardwareDescription.Warnings.Any())
{
Console.WriteLine(
"There were the following transformation warnings, which may hint on issues that can cause the hardware implementation to produce incorrect results:" +
Environment.NewLine +
string.Join(Environment.NewLine, hardwareRepresentation.HardwareDescription.Warnings.Select(warning => "* " + warning.ToString())));
Console.WriteLine();
}
if (!string.IsNullOrEmpty(Configuration.VhdlOutputFilePath))
{
Console.WriteLine("Writing VHDL source to file.");
await hardwareRepresentation.HardwareDescription.WriteSource(Configuration.VhdlOutputFilePath);
Console.WriteLine("VHDL source written to file.");
Console.WriteLine();
}
Console.WriteLine("Starting hardware execution.");
// Running samples.
try
{
switch (Configuration.SampleToRun)
{
case Sample.Fix64Calculator:
await Fix64CalculatorSampleRunner.Run(hastlayer, hardwareRepresentation);
break;
case Sample.FSharpParallelAlgorithm:
await FSharpParallelAlgorithmSampleRunner.Run(hastlayer, hardwareRepresentation);
break;
case Sample.GenomeMatcher:
await GenomeMatcherSampleRunner.Run(hastlayer, hardwareRepresentation);
break;
case Sample.ParallelAlgorithm:
await ParallelAlgorithmSampleRunner.Run(hastlayer, hardwareRepresentation);
break;
case Sample.ImageProcessingAlgorithms:
await ImageProcessingAlgorithmsSampleRunner.Run(hastlayer, hardwareRepresentation);
break;
case Sample.Loopback:
await LoopbackSampleRunner.Run(hastlayer, hardwareRepresentation);
break;
case Sample.MemoryTest:
await MemoryTestSampleRunner.Run(hastlayer, hardwareRepresentation);
break;
case Sample.MonteCarloPiEstimator:
await MonteCarloPiEstimatorSampleRunner.Run(hastlayer, hardwareRepresentation);
break;
case Sample.ObjectOrientedShowcase:
await ObjectOrientedShowcaseSampleRunner.Run(hastlayer, hardwareRepresentation);
break;
case Sample.PrimeCalculator:
await PrimeCalculatorSampleRunner.Run(hastlayer, hardwareRepresentation);
break;
case Sample.RecursiveAlgorithms:
await RecursiveAlgorithmsSampleRunner.Run(hastlayer, hardwareRepresentation);
break;
case Sample.SimdCalculator:
await SimdCalculatorSampleRunner.Run(hastlayer, hardwareRepresentation);
break;
default:
break;
}
}
catch (AggregateException ex) when(ex.InnerException is HardwareExecutionResultMismatchException)
{
// If you set ProxyGenerationConfiguration.VerifyHardwareResults to true (when calling
// GenerateProxy()) then everything will be computed in software as well to check the hardware.
// You'll get such an exception if there is any mismatch. This shouldn't normally happen, but it's
// not impossible in corner cases.
var mismatches = ((HardwareExecutionResultMismatchException)ex.InnerException).Mismatches;
var mismatchCount = mismatches.Count();
Console.WriteLine($"There {(mismatchCount == 1 ? "was a mismatch" : $"were {mismatchCount} mismatches")} between the software and hardware execution's results! Mismatch{(mismatchCount == 1 ? string.Empty : $"es")}:");