956 lines
36 KiB
C#
956 lines
36 KiB
C#
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using System;
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using System.ComponentModel;
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using System.IO;
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using System.Reflection;
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using System.Text;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Linq;
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using System.Runtime.InteropServices;
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#if BURST_COMPILER_SHARED
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using Burst.Compiler.IL.Helpers;
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#else
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using Unity.Jobs.LowLevel.Unsafe;
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using Unity.Burst;
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#endif
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// !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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// NOTE: This file is shared via a csproj cs link in Burst.Compiler.IL
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// !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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namespace Unity.Burst
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{
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internal enum GlobalSafetyChecksSettingKind
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{
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Off = 0,
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On = 1,
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ForceOn = 2,
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}
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/// <summary>
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/// Options available at Editor time and partially at runtime to control the behavior of the compilation and to enable/disable burst jobs.
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/// </summary>
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#if BURST_COMPILER_SHARED
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internal sealed partial class BurstCompilerOptionsInternal
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#else
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public sealed partial class BurstCompilerOptions
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#endif
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{
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private const string DisableCompilationArg = "--burst-disable-compilation";
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private const string ForceSynchronousCompilationArg = "--burst-force-sync-compilation";
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internal const string DefaultLibraryName = "lib_burst_generated";
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internal const string BurstInitializeName = "burst.initialize";
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internal const string BurstInitializeExternalsName = "burst.initialize.externals";
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internal const string BurstInitializeStaticsName = "burst.initialize.statics";
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#if BURST_COMPILER_SHARED || UNITY_EDITOR
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internal static readonly string DefaultCacheFolder = Path.Combine(Environment.CurrentDirectory, "Library", "BurstCache", "JIT");
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internal const string DeleteCacheMarkerFileName = "DeleteCache.txt";
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#endif
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#if UNITY_EDITOR
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private static readonly string BackendNameOverride = Environment.GetEnvironmentVariable("UNITY_BURST_BACKEND_NAME_OVERRIDE");
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#endif
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// -------------------------------------------------------
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// Common options used by the compiler
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// -------------------------------------------------------
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internal const string OptionBurstcSwitch = "+burstc";
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internal const string OptionGroup = "group";
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internal const string OptionPlatform = "platform=";
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internal const string OptionMinimumOSVersion = "minimum-os-version=";
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internal const string OptionBackend = "backend=";
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internal const string OptionGlobalSafetyChecksSetting = "global-safety-checks-setting=";
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internal const string OptionDisableSafetyChecks = "disable-safety-checks";
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internal const string OptionDisableOpt = "disable-opt";
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internal const string OptionFastMath = "fastmath";
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internal const string OptionTarget = "target=";
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internal const string OptionOptLevel = "opt-level=";
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internal const string OptionLogTimings = "log-timings";
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internal const string OptionOptForSize = "opt-for-size";
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internal const string OptionFloatPrecision = "float-precision=";
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internal const string OptionFloatMode = "float-mode=";
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internal const string OptionBranchProtection = "branch-protection=";
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internal const string OptionDisableWarnings = "disable-warnings=";
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internal const string OptionAssemblyDefines = "assembly-defines=";
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internal const string OptionDump = "dump=";
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internal const string OptionFormat = "format=";
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internal const string OptionDebugTrap = "debugtrap";
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internal const string OptionDisableVectors = "disable-vectors";
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internal const string OptionDebug = "debug=";
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internal const string OptionDebugMode = "debugMode";
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internal const string OptionStaticLinkage = "generate-static-linkage-methods";
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internal const string OptionJobMarshalling = "generate-job-marshalling-methods";
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internal const string OptionTempDirectory = "temp-folder=";
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internal const string OptionEnableDirectExternalLinking = "enable-direct-external-linking";
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internal const string OptionLinkerOptions = "linker-options=";
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internal const string OptionEnableAutoLayoutFallbackCheck = "enable-autolayout-fallback-check";
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internal const string OptionEnableFrameInfoRegistration = "enable-frame-info-registration";
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internal const string OptionGenerateLinkXml = "generate-link-xml=";
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internal const string OptionMetaDataGeneration = "meta-data-generation=";
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internal const string OptionDisableStringInterpolationInExceptionMessages = "disable-string-interpolation-in-exception-messages";
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internal const string OptionPlatformConfiguration = "platform-configuration=";
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internal const string OptionStackProtector = "stack-protector=";
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internal const string OptionStackProtectorBufferSize = "stack-protector-buffer-size=";
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internal const string OptionForceDisableFrameInfoRegistration = "force-disable-frame-info-registration";
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// -------------------------------------------------------
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// Options used by the Jit and Bcl compilers
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// -------------------------------------------------------
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internal const string OptionCacheDirectory = "cache-directory=";
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// -------------------------------------------------------
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// Options used by the Jit compiler
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// -------------------------------------------------------
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internal const string OptionJitDisableFunctionCaching = "disable-function-caching";
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internal const string OptionJitDisableAssemblyCaching = "disable-assembly-caching";
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internal const string OptionJitEnableAssemblyCachingLogs = "enable-assembly-caching-logs";
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internal const string OptionJitEnableSynchronousCompilation = "enable-synchronous-compilation";
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internal const string OptionJitCompilationPriority = "compilation-priority=";
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internal const string OptionJitIsForFunctionPointer = "is-for-function-pointer";
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internal const string OptionJitManagedFunctionPointer = "managed-function-pointer=";
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internal const string OptionJitManagedDelegateHandle = "managed-delegate-handle=";
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internal const string OptionEnableInterpreter = "enable-interpreter";
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// -------------------------------------------------------
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// Options used by the Aot compiler
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// -------------------------------------------------------
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internal const string OptionAotAssemblyFolder = "assembly-folder=";
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internal const string OptionRootAssembly = "root-assembly=";
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internal const string OptionIncludeRootAssemblyReferences = "include-root-assembly-references=";
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internal const string OptionAotMethod = "method=";
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internal const string OptionAotType = "type=";
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internal const string OptionAotAssembly = "assembly=";
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internal const string OptionAotOutputPath = "output=";
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internal const string OptionAotKeepIntermediateFiles = "keep-intermediate-files";
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internal const string OptionAotNoLink = "nolink";
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internal const string OptionAotOnlyStaticMethods = "only-static-methods";
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internal const string OptionMethodPrefix = "method-prefix=";
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internal const string OptionAotNoNativeToolchain = "no-native-toolchain";
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internal const string OptionAotEmitLlvmObjects = "emit-llvm-objects";
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internal const string OptionAotKeyFolder = "key-folder=";
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internal const string OptionAotDecodeFolder = "decode-folder=";
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internal const string OptionVerbose = "verbose";
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internal const string OptionValidateExternalToolChain = "validate-external-tool-chain";
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internal const string OptionCompilerThreads = "threads=";
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internal const string OptionChunkSize = "chunk-size=";
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internal const string OptionPrintLogOnMissingPInvokeCallbackAttribute = "print-monopinvokecallbackmissing-message";
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internal const string OptionOutputMode = "output-mode=";
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internal const string OptionAlwaysCreateOutput = "always-create-output=";
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internal const string OptionAotPdbSearchPaths = "pdb-search-paths=";
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internal const string OptionSafetyChecks = "safety-checks";
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internal const string OptionLibraryOutputMode = "library-output-mode=";
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internal const string OptionCompilationId = "compilation-id=";
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internal const string OptionTargetFramework = "target-framework=";
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internal const string OptionDiscardAssemblies = "discard-assemblies=";
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internal const string OptionSaveExtraContext = "save-extra-context";
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internal const string CompilerCommandShutdown = "$shutdown";
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internal const string CompilerCommandCancel = "$cancel";
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internal const string CompilerCommandEnableCompiler = "$enable_compiler";
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internal const string CompilerCommandDisableCompiler = "$disable_compiler";
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internal const string CompilerCommandSetDefaultOptions = "$set_default_options";
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internal const string CompilerCommandTriggerSetupRecompilation = "$trigger_setup_recompilation";
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internal const string CompilerCommandIsCurrentCompilationDone = "$is_current_compilation_done";
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// This one is annoying special - the Unity editor has a detection for this string being in the command and does some
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// job specific logic - meaning that we **cannot** have this string be present in any other command or bugs will occur.
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internal const string CompilerCommandTriggerRecompilation = "$trigger_recompilation";
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internal const string CompilerCommandInitialize = "$initialize";
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internal const string CompilerCommandDomainReload = "$domain_reload";
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internal const string CompilerCommandVersionNotification = "$version";
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internal const string CompilerCommandGetTargetCpuFromHost = "$get_target_cpu_from_host";
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internal const string CompilerCommandSetProfileCallbacks = "$set_profile_callbacks";
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internal const string CompilerCommandUnloadBurstNatives = "$unload_burst_natives";
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internal const string CompilerCommandIsNativeApiAvailable = "$is_native_api_available";
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internal const string CompilerCommandILPPCompilation = "$ilpp_compilation";
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internal const string CompilerCommandIsArmTestEnv = "$is_arm_test_env";
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internal const string CompilerCommandNotifyAssemblyCompilationNotRequired = "$notify_assembly_compilation_not_required";
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internal const string CompilerCommandNotifyAssemblyCompilationFinished = "$notify_assembly_compilation_finished";
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internal const string CompilerCommandNotifyCompilationStarted = "$notify_compilation_started";
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internal const string CompilerCommandNotifyCompilationFinished = "$notify_compilation_finished";
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internal const string CompilerCommandDirtyAllAssemblies = "$dirty_all_assemblies";
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internal const string CompilerCommandAotCompilation = "$aot_compilation";
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internal const string CompilerCommandRequestInitialiseDebuggerCommmand = "$request_debug_command";
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internal const string CompilerCommandInitialiseDebuggerCommmand = "$load_debugger_interface";
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internal const string CompilerCommandRequestSetProtocolVersionEditor = "$request_set_protocol_version_editor";
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internal const string CompilerCommandSetProtocolVersionBurst = "$set_protocol_version_burst";
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internal static string SerialiseCompilationOptionsSafe(string[] roots, string[] folders, string options)
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{
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var finalSerialise = new string[3];
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finalSerialise[0] = SafeStringArrayHelper.SerialiseStringArraySafe(roots);
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finalSerialise[1] = SafeStringArrayHelper.SerialiseStringArraySafe(folders);
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finalSerialise[2] = options;
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return SafeStringArrayHelper.SerialiseStringArraySafe(finalSerialise);
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}
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internal static (string[] roots, string[] folders, string options) DeserialiseCompilationOptionsSafe(string from)
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{
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var set = SafeStringArrayHelper.DeserialiseStringArraySafe(from);
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return (SafeStringArrayHelper.DeserialiseStringArraySafe(set[0]), SafeStringArrayHelper.DeserialiseStringArraySafe(set[1]), set[2]);
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}
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// All the following content is exposed to the public interface
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#if !BURST_COMPILER_SHARED
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// These fields are only setup at startup
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internal static readonly bool ForceDisableBurstCompilation;
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private static readonly bool ForceBurstCompilationSynchronously;
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internal static readonly bool IsSecondaryUnityProcess;
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#if UNITY_EDITOR
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internal bool IsInitializing;
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#endif
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private bool _enableBurstCompilation;
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private bool _enableBurstCompileSynchronously;
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private bool _enableBurstSafetyChecks;
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private bool _enableBurstTimings;
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private bool _enableBurstDebug;
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private bool _forceEnableBurstSafetyChecks;
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private BurstCompilerOptions() : this(false)
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{
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}
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internal BurstCompilerOptions(bool isGlobal)
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{
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#if UNITY_EDITOR
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IsInitializing = true;
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#endif
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try
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{
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IsGlobal = isGlobal;
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// By default, burst is enabled as well as safety checks
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EnableBurstCompilation = true;
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EnableBurstSafetyChecks = true;
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}
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finally
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{
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#if UNITY_EDITOR
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IsInitializing = false;
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#endif
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}
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}
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/// <summary>
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/// <c>true</c> if this option is the global options that affects menus
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/// </summary>
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private bool IsGlobal { get; }
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/// <summary>
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/// Gets a boolean indicating whether burst is enabled.
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/// </summary>
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public bool IsEnabled
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{
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get => EnableBurstCompilation && !ForceDisableBurstCompilation;
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}
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/// <summary>
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/// Gets or sets a boolean to enable or disable compilation of burst jobs.
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/// </summary>
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public bool EnableBurstCompilation
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{
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get => _enableBurstCompilation;
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set
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{
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// If we are in the global settings, and we are forcing to no burst compilation
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if (IsGlobal && ForceDisableBurstCompilation) value = false;
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bool changed = _enableBurstCompilation != value;
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_enableBurstCompilation = value;
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// Modify only JobsUtility.JobCompilerEnabled when modifying global settings
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if (IsGlobal)
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{
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#if !BURST_INTERNAL
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// We need also to disable jobs as functions are being cached by the job system
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// and when we ask for disabling burst, we are also asking the job system
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// to no longer use the cached functions
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JobsUtility.JobCompilerEnabled = value;
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#if UNITY_EDITOR
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if (changed)
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{
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// Send the command to the compiler service
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if (value)
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{
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BurstCompiler.Enable();
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MaybeTriggerRecompilation();
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}
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else
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{
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BurstCompiler.Disable();
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}
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}
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#endif
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#endif
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// Store the option directly into BurstCompiler.IsEnabled
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BurstCompiler._IsEnabled = value;
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}
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if (changed)
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{
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OnOptionsChanged();
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}
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}
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}
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/// <summary>
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/// Gets or sets a boolean to force the compilation of all burst jobs synchronously.
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/// </summary>
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/// <remarks>
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/// This is only available at Editor time. Does not have an impact on player mode.
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/// </remarks>
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public bool EnableBurstCompileSynchronously
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{
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get => _enableBurstCompileSynchronously;
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set
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{
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bool changed = _enableBurstCompileSynchronously != value;
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_enableBurstCompileSynchronously = value;
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if (changed) OnOptionsChanged();
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}
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}
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/// <summary>
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/// Gets or sets a boolean to enable or disable safety checks.
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/// </summary>
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/// <remarks>
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/// This is only available at Editor time. Does not have an impact on player mode.
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/// </remarks>
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public bool EnableBurstSafetyChecks
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{
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get => _enableBurstSafetyChecks;
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set
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{
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bool changed = _enableBurstSafetyChecks != value;
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_enableBurstSafetyChecks = value;
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if (changed)
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{
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OnOptionsChanged();
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MaybeTriggerRecompilation();
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}
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}
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}
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/// <summary>
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/// Gets or sets a boolean to force enable safety checks, irrespective of what
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/// <c>EnableBurstSafetyChecks</c> is set to, or whether the job or function
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/// has <c>DisableSafetyChecks</c> set.
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|
/// </summary>
|
||
|
|
/// <remarks>
|
||
|
|
/// This is only available at Editor time. Does not have an impact on player mode.
|
||
|
|
/// </remarks>
|
||
|
|
public bool ForceEnableBurstSafetyChecks
|
||
|
|
{
|
||
|
|
get => _forceEnableBurstSafetyChecks;
|
||
|
|
set
|
||
|
|
{
|
||
|
|
bool changed = _forceEnableBurstSafetyChecks != value;
|
||
|
|
|
||
|
|
_forceEnableBurstSafetyChecks = value;
|
||
|
|
if (changed)
|
||
|
|
{
|
||
|
|
OnOptionsChanged();
|
||
|
|
MaybeTriggerRecompilation();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
/// <summary>
|
||
|
|
/// Enable debugging mode
|
||
|
|
/// </summary>
|
||
|
|
public bool EnableBurstDebug
|
||
|
|
{
|
||
|
|
get => _enableBurstDebug;
|
||
|
|
set
|
||
|
|
{
|
||
|
|
bool changed = _enableBurstDebug != value;
|
||
|
|
|
||
|
|
_enableBurstDebug = value;
|
||
|
|
if (changed)
|
||
|
|
{
|
||
|
|
OnOptionsChanged();
|
||
|
|
MaybeTriggerRecompilation();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// This property is no longer used and will be removed in a future major release.
|
||
|
|
/// </summary>
|
||
|
|
[Obsolete("This property is no longer used and will be removed in a future major release")]
|
||
|
|
public bool DisableOptimizations
|
||
|
|
{
|
||
|
|
get => false;
|
||
|
|
set
|
||
|
|
{
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// This property is no longer used and will be removed in a future major release. Use the [BurstCompile(FloatMode = FloatMode.Fast)] on the method directly to enable this feature
|
||
|
|
/// </summary>
|
||
|
|
[Obsolete("This property is no longer used and will be removed in a future major release. Use the [BurstCompile(FloatMode = FloatMode.Fast)] on the method directly to enable this feature")]
|
||
|
|
public bool EnableFastMath
|
||
|
|
{
|
||
|
|
get => true;
|
||
|
|
|
||
|
|
set
|
||
|
|
{
|
||
|
|
// ignored
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
internal bool EnableBurstTimings
|
||
|
|
{
|
||
|
|
get => _enableBurstTimings;
|
||
|
|
set
|
||
|
|
{
|
||
|
|
bool changed = _enableBurstTimings != value;
|
||
|
|
_enableBurstTimings = value;
|
||
|
|
if (changed) OnOptionsChanged();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
internal bool RequiresSynchronousCompilation => EnableBurstCompileSynchronously || ForceBurstCompilationSynchronously;
|
||
|
|
|
||
|
|
internal Action OptionsChanged { get; set; }
|
||
|
|
|
||
|
|
internal BurstCompilerOptions Clone()
|
||
|
|
{
|
||
|
|
// WARNING: for some reason MemberwiseClone() is NOT WORKING on Mono/Unity
|
||
|
|
// so we are creating a manual clone
|
||
|
|
var clone = new BurstCompilerOptions
|
||
|
|
{
|
||
|
|
EnableBurstCompilation = EnableBurstCompilation,
|
||
|
|
EnableBurstCompileSynchronously = EnableBurstCompileSynchronously,
|
||
|
|
EnableBurstSafetyChecks = EnableBurstSafetyChecks,
|
||
|
|
EnableBurstTimings = EnableBurstTimings,
|
||
|
|
EnableBurstDebug = EnableBurstDebug,
|
||
|
|
ForceEnableBurstSafetyChecks = ForceEnableBurstSafetyChecks,
|
||
|
|
};
|
||
|
|
return clone;
|
||
|
|
}
|
||
|
|
|
||
|
|
private static bool TryGetAttribute(MemberInfo member, out BurstCompileAttribute attribute)
|
||
|
|
{
|
||
|
|
attribute = null;
|
||
|
|
// We don't fail if member == null as this method is being called by native code and doesn't expect to crash
|
||
|
|
if (member == null)
|
||
|
|
{
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Fetch options from attribute
|
||
|
|
attribute = GetBurstCompileAttribute(member);
|
||
|
|
if (attribute == null)
|
||
|
|
{
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
private static bool TryGetAttribute(Assembly assembly, out BurstCompileAttribute attribute)
|
||
|
|
{
|
||
|
|
// We don't fail if assembly == null as this method is being called by native code and doesn't expect to crash
|
||
|
|
if (assembly == null)
|
||
|
|
{
|
||
|
|
attribute = null;
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Fetch options from attribute
|
||
|
|
attribute = assembly.GetCustomAttribute<BurstCompileAttribute>();
|
||
|
|
|
||
|
|
return attribute != null;
|
||
|
|
}
|
||
|
|
|
||
|
|
private static BurstCompileAttribute GetBurstCompileAttribute(MemberInfo memberInfo)
|
||
|
|
{
|
||
|
|
var result = memberInfo.GetCustomAttribute<BurstCompileAttribute>();
|
||
|
|
if (result != null)
|
||
|
|
{
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
|
||
|
|
foreach (var a in memberInfo.GetCustomAttributes())
|
||
|
|
{
|
||
|
|
var attributeType = a.GetType();
|
||
|
|
if (attributeType.FullName == "Burst.Compiler.IL.Tests.TestCompilerAttribute")
|
||
|
|
{
|
||
|
|
var options = new List<string>();
|
||
|
|
|
||
|
|
return new BurstCompileAttribute(FloatPrecision.Standard, FloatMode.Default)
|
||
|
|
{
|
||
|
|
CompileSynchronously = true,
|
||
|
|
Options = options.ToArray(),
|
||
|
|
};
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
|
||
|
|
internal static bool HasBurstCompileAttribute(MemberInfo member)
|
||
|
|
{
|
||
|
|
if (member == null) throw new ArgumentNullException(nameof(member));
|
||
|
|
BurstCompileAttribute attr;
|
||
|
|
return TryGetAttribute(member, out attr);
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Merges the attributes from the assembly into the member attribute, such that if any field of the member attribute
|
||
|
|
/// was not specifically set by the user (or is a default), the assembly level setting is used for the Burst compilation.
|
||
|
|
/// </summary>
|
||
|
|
internal static void MergeAttributes(ref BurstCompileAttribute memberAttribute, in BurstCompileAttribute assemblyAttribute)
|
||
|
|
{
|
||
|
|
if (memberAttribute.FloatMode == FloatMode.Default)
|
||
|
|
{
|
||
|
|
memberAttribute.FloatMode = assemblyAttribute.FloatMode;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (memberAttribute.FloatPrecision == FloatPrecision.Standard)
|
||
|
|
{
|
||
|
|
memberAttribute.FloatPrecision = assemblyAttribute.FloatPrecision;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (memberAttribute.OptimizeFor == OptimizeFor.Default)
|
||
|
|
{
|
||
|
|
memberAttribute.OptimizeFor = assemblyAttribute.OptimizeFor;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!memberAttribute._compileSynchronously.HasValue && assemblyAttribute._compileSynchronously.HasValue)
|
||
|
|
{
|
||
|
|
memberAttribute._compileSynchronously = assemblyAttribute._compileSynchronously;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!memberAttribute._debug.HasValue && assemblyAttribute._debug.HasValue)
|
||
|
|
{
|
||
|
|
memberAttribute._debug = assemblyAttribute._debug;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!memberAttribute._disableDirectCall.HasValue && assemblyAttribute._disableDirectCall.HasValue)
|
||
|
|
{
|
||
|
|
memberAttribute._disableDirectCall = assemblyAttribute._disableDirectCall;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!memberAttribute._disableSafetyChecks.HasValue && assemblyAttribute._disableSafetyChecks.HasValue)
|
||
|
|
{
|
||
|
|
memberAttribute._disableSafetyChecks = assemblyAttribute._disableSafetyChecks;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Gets the options for the specified member. Returns <c>false</c> if the `[BurstCompile]` attribute was not found.
|
||
|
|
/// </summary>
|
||
|
|
/// <returns><c>false</c> if the `[BurstCompile]` attribute was not found; otherwise <c>true</c></returns>
|
||
|
|
internal bool TryGetOptions(MemberInfo member, out string flagsOut, bool isForILPostProcessing = false, bool isForCompilerClient = false, bool deterministicCompilation = false)
|
||
|
|
{
|
||
|
|
flagsOut = null;
|
||
|
|
if (!TryGetAttribute(member, out var memberAttribute))
|
||
|
|
{
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (TryGetAttribute(member.Module.Assembly, out var assemblyAttribute))
|
||
|
|
{
|
||
|
|
MergeAttributes(ref memberAttribute, in assemblyAttribute);
|
||
|
|
}
|
||
|
|
|
||
|
|
flagsOut = GetOptions(memberAttribute, isForILPostProcessing, isForCompilerClient, deterministicCompilation);
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
internal string GetOptions(BurstCompileAttribute attr = null, bool isForILPostProcessing = false, bool isForCompilerClient = false, bool deterministicCompilation = false)
|
||
|
|
{
|
||
|
|
// Add debug to Jit options instead of passing it here
|
||
|
|
// attr.Debug
|
||
|
|
|
||
|
|
var flagsBuilderOut = new StringBuilder();
|
||
|
|
|
||
|
|
if (!isForCompilerClient && ((attr?.CompileSynchronously ?? false) || RequiresSynchronousCompilation))
|
||
|
|
{
|
||
|
|
AddOption(flagsBuilderOut, GetOption(OptionJitEnableSynchronousCompilation));
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!BurstCompiler.IsApiAvailable("RegisterFrameInfo"))
|
||
|
|
{
|
||
|
|
AddOption(flagsBuilderOut, GetOption(OptionForceDisableFrameInfoRegistration));
|
||
|
|
}
|
||
|
|
|
||
|
|
AddOption(flagsBuilderOut, GetOption(OptionDebug,
|
||
|
|
#if UNITY_EDITOR
|
||
|
|
BurstCompiler.IsScriptDebugInfoEnabled && EnableBurstDebug ? "Full" : "LineOnly"
|
||
|
|
#else
|
||
|
|
"LineOnly"
|
||
|
|
#endif
|
||
|
|
));
|
||
|
|
|
||
|
|
if (isForILPostProcessing)
|
||
|
|
{
|
||
|
|
// IL Post Processing compiles are the only thing set to low priority.
|
||
|
|
AddOption(flagsBuilderOut, GetOption(OptionJitCompilationPriority, CompilationPriority.ILPP));
|
||
|
|
}
|
||
|
|
|
||
|
|
var floatMode = FloatMode.Default;
|
||
|
|
if (deterministicCompilation)
|
||
|
|
{
|
||
|
|
floatMode = FloatMode.Deterministic;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (attr != null)
|
||
|
|
{
|
||
|
|
if (attr.FloatMode != FloatMode.Default)
|
||
|
|
{
|
||
|
|
floatMode = attr.FloatMode;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (attr.FloatPrecision != FloatPrecision.Standard)
|
||
|
|
{
|
||
|
|
AddOption(flagsBuilderOut, GetOption(OptionFloatPrecision, attr.FloatPrecision));
|
||
|
|
}
|
||
|
|
|
||
|
|
// We disable safety checks for jobs with `[BurstCompile(DisableSafetyChecks = true)]`.
|
||
|
|
if (attr.DisableSafetyChecks)
|
||
|
|
{
|
||
|
|
AddOption(flagsBuilderOut, GetOption(OptionDisableSafetyChecks));
|
||
|
|
}
|
||
|
|
|
||
|
|
if (attr.Options != null)
|
||
|
|
{
|
||
|
|
foreach (var option in attr.Options)
|
||
|
|
{
|
||
|
|
if (!string.IsNullOrEmpty(option))
|
||
|
|
{
|
||
|
|
AddOption(flagsBuilderOut, option);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
switch (attr.OptimizeFor)
|
||
|
|
{
|
||
|
|
case OptimizeFor.Default:
|
||
|
|
case OptimizeFor.Balanced:
|
||
|
|
AddOption(flagsBuilderOut, GetOption(OptionOptLevel, 2));
|
||
|
|
break;
|
||
|
|
case OptimizeFor.Performance:
|
||
|
|
AddOption(flagsBuilderOut, GetOption(OptionOptLevel, 3));
|
||
|
|
break;
|
||
|
|
case OptimizeFor.Size:
|
||
|
|
AddOption(flagsBuilderOut, GetOption(OptionOptForSize));
|
||
|
|
AddOption(flagsBuilderOut, GetOption(OptionOptLevel, 3));
|
||
|
|
break;
|
||
|
|
case OptimizeFor.FastCompilation:
|
||
|
|
AddOption(flagsBuilderOut, GetOption(OptionOptLevel, 1));
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (floatMode != FloatMode.Default)
|
||
|
|
{
|
||
|
|
AddOption(flagsBuilderOut, GetOption(OptionFloatMode, floatMode));
|
||
|
|
}
|
||
|
|
|
||
|
|
if (ForceEnableBurstSafetyChecks)
|
||
|
|
{
|
||
|
|
AddOption(flagsBuilderOut, GetOption(OptionGlobalSafetyChecksSetting, GlobalSafetyChecksSettingKind.ForceOn));
|
||
|
|
}
|
||
|
|
else if (EnableBurstSafetyChecks)
|
||
|
|
{
|
||
|
|
AddOption(flagsBuilderOut, GetOption(OptionGlobalSafetyChecksSetting, GlobalSafetyChecksSettingKind.On));
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
AddOption(flagsBuilderOut, GetOption(OptionGlobalSafetyChecksSetting, GlobalSafetyChecksSettingKind.Off));
|
||
|
|
}
|
||
|
|
|
||
|
|
if (EnableBurstTimings)
|
||
|
|
{
|
||
|
|
AddOption(flagsBuilderOut, GetOption(OptionLogTimings));
|
||
|
|
}
|
||
|
|
|
||
|
|
if (EnableBurstDebug || (attr?.Debug ?? false))
|
||
|
|
{
|
||
|
|
AddOption(flagsBuilderOut, GetOption(OptionDebugMode));
|
||
|
|
}
|
||
|
|
|
||
|
|
#if UNITY_EDITOR
|
||
|
|
if (BackendNameOverride != null)
|
||
|
|
{
|
||
|
|
AddOption(flagsBuilderOut, GetOption(OptionBackend, BackendNameOverride));
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
AddOption(flagsBuilderOut, GetOption(OptionTempDirectory, Path.Combine(Environment.CurrentDirectory, "Temp", "Burst")));
|
||
|
|
|
||
|
|
return flagsBuilderOut.ToString();
|
||
|
|
}
|
||
|
|
|
||
|
|
private static void AddOption(StringBuilder builder, string option)
|
||
|
|
{
|
||
|
|
if (builder.Length != 0)
|
||
|
|
builder.Append('\n'); // Use \n to separate options
|
||
|
|
|
||
|
|
builder.Append(option);
|
||
|
|
}
|
||
|
|
internal static string GetOption(string optionName, object value = null)
|
||
|
|
{
|
||
|
|
if (optionName == null) throw new ArgumentNullException(nameof(optionName));
|
||
|
|
return "--" + optionName + (value ?? String.Empty);
|
||
|
|
}
|
||
|
|
|
||
|
|
private void OnOptionsChanged()
|
||
|
|
{
|
||
|
|
OptionsChanged?.Invoke();
|
||
|
|
}
|
||
|
|
|
||
|
|
private void MaybeTriggerRecompilation()
|
||
|
|
{
|
||
|
|
#if UNITY_EDITOR
|
||
|
|
if (IsGlobal && IsEnabled && !IsInitializing)
|
||
|
|
{
|
||
|
|
UnityEditor.EditorUtility.DisplayProgressBar("Burst", "Waiting for compilation to finish", -1);
|
||
|
|
try
|
||
|
|
{
|
||
|
|
BurstCompiler.TriggerRecompilation();
|
||
|
|
}
|
||
|
|
finally
|
||
|
|
{
|
||
|
|
UnityEditor.EditorUtility.ClearProgressBar();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
#if !UNITY_DOTSPLAYER
|
||
|
|
/// <summary>
|
||
|
|
/// Static initializer based on command line arguments
|
||
|
|
/// </summary>
|
||
|
|
static BurstCompilerOptions()
|
||
|
|
{
|
||
|
|
foreach (var arg in Environment.GetCommandLineArgs())
|
||
|
|
{
|
||
|
|
switch (arg)
|
||
|
|
{
|
||
|
|
case DisableCompilationArg:
|
||
|
|
ForceDisableBurstCompilation = true;
|
||
|
|
break;
|
||
|
|
case ForceSynchronousCompilationArg:
|
||
|
|
ForceBurstCompilationSynchronously = true;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (CheckIsSecondaryUnityProcess())
|
||
|
|
{
|
||
|
|
ForceDisableBurstCompilation = true;
|
||
|
|
IsSecondaryUnityProcess = true;
|
||
|
|
}
|
||
|
|
|
||
|
|
var disableCompilation = Environment.GetEnvironmentVariable("UNITY_BURST_DISABLE_COMPILATION");
|
||
|
|
if (!string.IsNullOrEmpty(disableCompilation) && disableCompilation != "0")
|
||
|
|
{
|
||
|
|
ForceDisableBurstCompilation = true;
|
||
|
|
}
|
||
|
|
|
||
|
|
#if UNITY_EDITOR && ENABLE_CORECLR
|
||
|
|
ForceDisableBurstCompilation = true;
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
private static bool CheckIsSecondaryUnityProcess()
|
||
|
|
{
|
||
|
|
#if UNITY_EDITOR
|
||
|
|
#if UNITY_2021_1_OR_NEWER
|
||
|
|
if (UnityEditor.MPE.ProcessService.level == UnityEditor.MPE.ProcessLevel.Secondary
|
||
|
|
|| UnityEditor.AssetDatabase.IsAssetImportWorkerProcess())
|
||
|
|
{
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
#else
|
||
|
|
if (UnityEditor.MPE.ProcessService.level == UnityEditor.MPE.ProcessLevel.Slave
|
||
|
|
|| UnityEditor.AssetDatabase.IsAssetImportWorkerProcess())
|
||
|
|
{
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
#endif
|
||
|
|
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
#endif // !BURST_COMPILER_SHARED
|
||
|
|
}
|
||
|
|
|
||
|
|
#if UNITY_EDITOR
|
||
|
|
// NOTE: This must be synchronized with Backend.TargetPlatform
|
||
|
|
internal enum TargetPlatform
|
||
|
|
{
|
||
|
|
Windows = 0,
|
||
|
|
macOS = 1,
|
||
|
|
Linux = 2,
|
||
|
|
Android = 3,
|
||
|
|
iOS = 4,
|
||
|
|
PS4 = 5,
|
||
|
|
XboxOne_Deprecated = 6,
|
||
|
|
WASM = 7,
|
||
|
|
UWP = 8,
|
||
|
|
Lumin = 9,
|
||
|
|
Switch = 10,
|
||
|
|
Stadia_Deprecated = 11,
|
||
|
|
tvOS = 12,
|
||
|
|
EmbeddedLinux = 13,
|
||
|
|
GameCoreXboxOne = 14,
|
||
|
|
GameCoreXboxSeries = 15,
|
||
|
|
PS5 = 16,
|
||
|
|
QNX = 17,
|
||
|
|
visionOS = 18,
|
||
|
|
visionSimulator = 19,
|
||
|
|
Switch2 = 20,
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
// Don't expose the enum in Burst.Compiler.IL, need only in Unity.Burst.dll which is referenced by Burst.Compiler.IL.Tests
|
||
|
|
#if !BURST_COMPILER_SHARED
|
||
|
|
// Make the enum public for btests via Unity.Burst.dll; leave it internal in the package
|
||
|
|
#if BURST_INTERNAL
|
||
|
|
public
|
||
|
|
#else
|
||
|
|
internal
|
||
|
|
#endif
|
||
|
|
// NOTE: This must be synchronized with Backend.TargetCpu
|
||
|
|
enum BurstTargetCpu
|
||
|
|
{
|
||
|
|
Auto = 0,
|
||
|
|
X86_SSE2 = 1,
|
||
|
|
X86_SSE4 = 2,
|
||
|
|
X64_SSE2 = 3,
|
||
|
|
X64_SSE4 = 4,
|
||
|
|
AVX = 5,
|
||
|
|
AVX2 = 6,
|
||
|
|
WASM32 = 7,
|
||
|
|
ARMV7A_NEON32 = 8,
|
||
|
|
ARMV8A_AARCH64 = 9,
|
||
|
|
THUMB2_NEON32 = 10,
|
||
|
|
ARMV8A_AARCH64_HALFFP = 11,
|
||
|
|
ARMV9A = 12,
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Flags used by <see cref="NativeCompiler.CompileMethod"/> to dump intermediate compiler results.
|
||
|
|
/// Note please ensure MonoDebuggerHandling/Constants.h is updated if you change this enum
|
||
|
|
/// </summary>
|
||
|
|
[Flags]
|
||
|
|
#if BURST_COMPILER_SHARED
|
||
|
|
public enum NativeDumpFlags
|
||
|
|
#else
|
||
|
|
internal enum NativeDumpFlags
|
||
|
|
#endif
|
||
|
|
{
|
||
|
|
/// <summary>
|
||
|
|
/// Nothing is selected.
|
||
|
|
/// </summary>
|
||
|
|
None = 0,
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Dumps the IL of the method being compiled
|
||
|
|
/// </summary>
|
||
|
|
IL = 1 << 0,
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Unused dump state.
|
||
|
|
/// </summary>
|
||
|
|
Unused = 1 << 1,
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Dumps the generated module without optimizations
|
||
|
|
/// </summary>
|
||
|
|
IR = 1 << 2,
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Dumps the generated backend code after optimizations (if enabled)
|
||
|
|
/// </summary>
|
||
|
|
IROptimized = 1 << 3,
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Dumps the generated ASM code
|
||
|
|
/// </summary>
|
||
|
|
Asm = 1 << 4,
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Generate the native code
|
||
|
|
/// </summary>
|
||
|
|
Function = 1 << 5,
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Dumps the result of analysis
|
||
|
|
/// </summary>
|
||
|
|
Analysis = 1 << 6,
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Dumps the diagnostics from optimisation
|
||
|
|
/// </summary>
|
||
|
|
IRPassAnalysis = 1 << 7,
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Dumps the IL before all transformation of the method being compiled
|
||
|
|
/// </summary>
|
||
|
|
ILPre = 1 << 8,
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Dumps the per-entry-point module
|
||
|
|
/// </summary>
|
||
|
|
IRPerEntryPoint = 1 << 9,
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Dumps all normal output.
|
||
|
|
/// </summary>
|
||
|
|
All = IL | ILPre | IR | IROptimized | IRPerEntryPoint | Asm | Function | Analysis | IRPassAnalysis
|
||
|
|
}
|
||
|
|
|
||
|
|
#if BURST_COMPILER_SHARED
|
||
|
|
public enum CompilationPriority
|
||
|
|
#else
|
||
|
|
internal enum CompilationPriority
|
||
|
|
#endif
|
||
|
|
{
|
||
|
|
EagerCompilationSynchronous = 0,
|
||
|
|
Asynchronous = 1,
|
||
|
|
ILPP = 2,
|
||
|
|
EagerCompilationAsynchronous = 3,
|
||
|
|
}
|
||
|
|
|
||
|
|
#if UNITY_EDITOR
|
||
|
|
/// <summary>
|
||
|
|
/// Some options cannot be applied until after an Editor restart, in Editor versions prior to 2019.3.
|
||
|
|
/// This class assists with allowing the relevant settings to be changed via the menu,
|
||
|
|
/// followed by displaying a message to the user to say a restart is necessary.
|
||
|
|
/// </summary>
|
||
|
|
internal static class RequiresRestartUtility
|
||
|
|
{
|
||
|
|
[ThreadStatic]
|
||
|
|
public static bool CalledFromUI;
|
||
|
|
|
||
|
|
[ThreadStatic]
|
||
|
|
public static bool RequiresRestart;
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
}
|