Exemple #1
0
        /// <summary>
        /// Constructs a new ILGPU main context
        /// </summary>
        /// <param name="builder">The parent builder instance.</param>
        /// <param name="devices">The array of accelerator descriptions.</param>
        internal Context(
            Builder builder,
            ImmutableArray <Device> devices)
        {
            InstanceId     = InstanceId.CreateNew();
            TargetPlatform = Backend.RuntimePlatform;
            RuntimeSystem  = new RuntimeSystem();
            Properties     = builder.InstantiateProperties();

            // Initialize verifier
            Verifier = builder.EnableVerifier ? Verifier.Instance : Verifier.Empty;

            // Initialize main contexts
            TypeContext = new IRTypeContext(this);
            IRContext   = new IRContext(this);

            // Initialize intrinsic manager
            IntrinsicManager = builder.IntrinsicManager;

            // Create frontend
            DebugInformationManager frontendDebugInformationManager =
                Properties.DebugSymbolsMode > DebugSymbolsMode.Disabled
                ? DebugInformationManager
                : null;

            ILFrontend = builder.EnableParallelCodeGenerationInFrontend
                ? new ILFrontend(this, frontendDebugInformationManager)
                : new ILFrontend(this, frontendDebugInformationManager, 1);

            // Create default IL backend
            DefautltILBackend = new DefaultILBackend(this);

            // Initialize default transformer
            ContextTransformer = Optimizer.CreateTransformer(
                Properties.OptimizationLevel,
                TransformerConfiguration.Transformed,
                Properties.InliningMode);

            // Initialize all devices
            Devices = devices;
            if (devices.IsDefaultOrEmpty)
            {
                // Add a default CPU device
                Devices = ImmutableArray.Create <Device>(CPUDevice.Default);
            }

            // Create a mapping
            deviceMapping = new Dictionary <AcceleratorType, List <Device> >(Devices.Length);
            foreach (var device in Devices)
            {
                if (!deviceMapping.TryGetValue(device.AcceleratorType, out var devs))
                {
                    devs = new List <Device>(8);
                    deviceMapping.Add(device.AcceleratorType, devs);
                }
                devs.Add(device);
            }
        }
Exemple #2
0
        /// <summary>
        /// Constructs a new ILGPU main context
        /// </summary>
        /// <param name="optimizationLevel">The optimization level.</param>
        /// <param name="flags">The context flags.</param>
        public Context(ContextFlags flags, OptimizationLevel optimizationLevel)
        {
            // Enable debug information automatically when a debugger is attached
            if (Debugger.IsAttached)
            {
                flags |= DefaultDebug;
            }

            InstanceId        = InstanceId.CreateNew();
            OptimizationLevel = optimizationLevel;
            Flags             = flags.Prepare();
            TargetPlatform    = Backend.RuntimePlatform;
            RuntimeSystem     = new RuntimeSystem();

            // Initialize enhanced PTX backend feature flags
            if (optimizationLevel > OptimizationLevel.O1 &&
                !Flags.HasFlags(ContextFlags.DefaultPTXBackendFeatures))
            {
                Flags |= ContextFlags.EnhancedPTXBackendFeatures;
            }

            // Initialize verifier
            Verifier = flags.HasFlags(ContextFlags.EnableVerifier)
                ? Verifier.Instance
                : Verifier.Empty;

            // Initialize main contexts
            TypeContext = new IRTypeContext(this);
            IRContext   = new IRContext(this);

            // Create frontend
            DebugInformationManager frontendDebugInformationManager =
                HasFlags(ContextFlags.EnableDebugSymbols)
                ? DebugInformationManager
                : null;

            ILFrontend = HasFlags(ContextFlags.EnableParallelCodeGenerationInFrontend)
                ? new ILFrontend(this, frontendDebugInformationManager)
                : new ILFrontend(this, frontendDebugInformationManager, 1);

            // Create default IL backend
            DefautltILBackend = new DefaultILBackend(this);

            // Initialize default transformer
            ContextTransformer = Optimizer.CreateTransformer(
                OptimizationLevel,
                TransformerConfiguration.Transformed,
                Flags);

            // Intrinsics
            IntrinsicManager = new IntrinsicImplementationManager();
            InitIntrinsics();
        }
Exemple #3
0
        /// <summary>
        /// Constructs a new ILGPU main context
        /// </summary>
        /// <param name="builder">The parent builder instance.</param>
        /// <param name="devices">The array of accelerator descriptions.</param>
        internal Context(
            Builder builder,
            ImmutableArray <Device> devices)
        {
            InstanceId     = InstanceId.CreateNew();
            TargetPlatform = Backend.RuntimePlatform;
            RuntimeSystem  = new RuntimeSystem();
            Properties     = builder.InstantiateProperties();

            // Initialize verifier
            Verifier = builder.EnableVerifier ? Verifier.Instance : Verifier.Empty;

            // Initialize main contexts
            TypeContext = new IRTypeContext(this);
            IRContext   = new IRContext(this);

            // Initialize intrinsic manager
            IntrinsicManager = builder.IntrinsicManager;

            // Create frontend
            DebugInformationManager frontendDebugInformationManager =
                Properties.DebugSymbolsMode > DebugSymbolsMode.Disabled
                ? DebugInformationManager
                : null;

            ILFrontend = builder.EnableParallelCodeGenerationInFrontend
                ? new ILFrontend(this, frontendDebugInformationManager)
                : new ILFrontend(this, frontendDebugInformationManager, 1);

            // Create default IL backend
            DefautltILBackend = new DefaultILBackend(this);

            // Initialize default transformer
            ContextTransformer = Optimizer.CreateTransformer(
                Properties.OptimizationLevel,
                TransformerConfiguration.Transformed,
                Properties.InliningMode);

            // Initialize the default CPU device
            // NB: Ensure that the current accelerator is not changed when creating the
            // implicit CPU accelerator. Otherwise, we may unintentionally initialize
            // Accelerator.Current before an accelerator has been created by the user.
            var currentAccelerator = Accelerator.Current;

            CPUAccelerator = new CPUAccelerator(
                this,
                CPUDevice.Implicit,
                CPUAcceleratorMode.Parallel,
                ThreadPriority.Lowest);
            Debug.Assert(Accelerator.Current == currentAccelerator);

            // Initialize all devices
            Devices = devices;
            if (devices.IsDefaultOrEmpty)
            {
                // Add a default CPU device
                Devices = ImmutableArray.Create <Device>(CPUDevice.Default);
            }

            // Create a mapping
            deviceMapping = new Dictionary <AcceleratorType, List <Device> >(Devices.Length);
            foreach (var device in Devices)
            {
                if (!deviceMapping.TryGetValue(device.AcceleratorType, out var devs))
                {
                    devs = new List <Device>(8);
                    deviceMapping.Add(device.AcceleratorType, devs);
                }
                devs.Add(device);
            }
        }