Changelog

[1.0.4] - 2019-05-13

  • Fix build player crash if a job interface is inheriting from another job interface using the same job producer
  • Add support for in attribute with function pointers and avoid a compiler exception
  • Fix package error with AndroidArchitecture.X86 in BurstAotCompiler not being anymore present in Unity 2019.2+

[1.0.3] - 2019-05-09

  • Implement a hard cap on the length of symbols to avoid problems for platforms that ingest IR for AOT

[1.0.2] - 2019-05-06

  • Fix issue with obsolete Standlone Linux build target

[1.0.1] - 2019-05-04

  • Fix issue where uninitialized values would be loaded instead for native containers containing big structs
  • Fix issue where noalias analysis would fail for native containers containing big structs
  • Add support for MethodImplOptions.AggressiveInlining to force inlining
  • Disable debug information generation for PS4 due to IR compatability issue with latest SDK
  • Fix issue when calling "internal" methods that take bool parameters
  • Fix issue in ABITransform that would cause compilation errors with certain explicit struct layouts

[1.0.0] - 2019-04-16

  • Release stable version

[1.0.0-preview.14] - 2019-04-15

  • Bump to mathematics 1.0.1
  • Fix android ndk check on windows when using the builtin toolchain
  • Fix crash when accessing a field of a struct with an explicit layout through an embedded struct
  • Fix null pointer exception on building for android if editor version is less than 2019.1
  • Workaround IR compatibility issue with AOT builds on IOS

[1.0.0-preview.13] - 2019-04-12

  • Fix linker error on symbol $___check_bounds already defined
  • Fix StructLayout Explicit size calculation and backing storage

[1.0.0-preview.12] - 2019-04-09

  • Fix crash when accessing a NativeArray and performing in-place operations (e.g nativeArray[i] += 121;)

[1.0.0-preview.11] - 2019-04-08

  • Improve error logging for builder player with burst
  • Fix NullReferenceException when storing to a field which is a generic type

[1.0.0-preview.10] - 2019-04-05

  • Update known issues in the user manual
  • Improve user manual documentation about debugging, [BurstDiscard] attribute, CPU architectures supported...
  • Fix an issue where burst callbacks could be sent to the editor during shutdowns, causing an editor crash.
  • Improve error messages for external tool chains when building for AOT

[1.0.0-preview.9] - 2019-04-03

  • Fix an auto-vectorizer issue not correctly detecting the safe usage of NativeArray access when performing in-place operations (e.g nativeArray[i] += 121;)
  • Add support for dynamic dispatch of functions based on CPU features available at runtime
    • Fix issue when running SSE4 instructions on a pre-SSE4 CPU
  • Fix write access to NativeArray<bool>
  • Remove dependencies to C runtime for Windows/Linux build players (for lib_burst_generated.so/.dll)
  • Updated API documentation
  • Update User manual
  • Static link some libraries into the burst llvm wrapper to allow better support for some linux distros

[1.0.0-preview.8] - 2019-03-28

  • Fix for iOS symbol names growing too long, reduced footprint of function names via pretty printer and a hash

[1.0.0-preview.7] - 2019-03-28

  • Burst will now only generate debug information for AOT when targeting a Development Build.
  • Added support for locating the build tools (standalone) for generating AOT builds on windows, without having to install Visual Studio complete
  • Fix Log Timings was incorrectly being passed along to AOT builds, causing them to fail.
  • Fix editor crash if burst aborted compilation half way through (because editor was being closed)
  • Fix issue with job compilation that could be disabled when using the burst inspector
  • Fix issue with spaces in certain paths (e.g. ANDROID_NDK_ROOT) when building for AOT
  • Restore behavior of compiling ios projects from windows with burst, (burst does not support cross compiling for ios) - we still generate a valid output project, but with no burst code.
  • Add support for Android embedded NDK.
  • Fix issue where certain control flow involving object construction would crash the compiler in release mode

[1.0.0-preview.6] - 2019-03-17

  • Fix invalid codegen with deep nested conditionals
  • Fix issue with burst menu "Enable Compilation" to also disable cache jobs
  • Improve handling of PS4 toolchain detection

[1.0.0-preview.5] - 2019-03-16

  • Fix regression with JIT caching that was not properly recompiling changed methods
  • Remove NativeDumpFlags from public API
  • Remove usage of PropertyChangingEventHandler to avoid conflicts with custom Newtonsoft.Json
  • Fix issue when a job could implement multiple job interfaces (IJob, IJobParallelFor...) but only the first one would be compiled

[1.0.0-preview.4] - 2019-03-15

  • Fix "Error while verifying module: Invalid bitcast" that could happen with return value in the context of deep nested conditionals
  • Fix support for AOT compilation with float precision/mode
  • Fix fast math for iOS/PS4
  • Fix issue with double not using optimized intrinsics for scalars
  • Fix issue when loading a MDB file was failing when building a standalone player
  • Fix no-alias analysis that would be disabled in a standalone player if only one of the method was failing
  • Fix bug with explicit layout struct returned as a pointer by a property but creating an invalid store
  • Change FloatPrecision.Standard defaulting from FloatPrecision.High (ULP1) to FloatPrecision.Medium (ULP3.5)

[1.0.0-preview.3] - 2019-03-14

  • Fix compilation issue with uTiny builds

[1.0.0-preview.2] - 2019-03-13

  • Fix no-alias warning spamming when building a standalone player
  • Improve the layout of the options/buttons for the inspector so that they at least attempt to layout better when the width is too small for all the buttons
  • Fix formatting of error messages so the Unity Console can correctly parse the location as a clickable item (Note however it does not appear to allow double clicking on absolute paths)
  • Change burst menu to Jobs/Burst. Improve order of menu items
  • Fix for AOTSettings bug related to StandaloneWindows vs StandaloneWindows64

[1.0.0-preview.1] - 2019-03-11

  • Fix regression when resolving the type of generic used in a field
  • Fix linker for XboxOne, UWP
  • Fix performance codegen when using large structs
  • Fix codegen when a recursive function is involved with platform dependent ABI transformations

[0.2.4-preview.50] - 2019-02-27

  • Fix meta file conflict
  • Fix changelog format

[0.2.4-preview.49] - 2019-02-27

  • Move back com.unity.burst.experimental for function pointers support, but use internal modifier for this API
  • Restructure package for validation

[0.2.4-preview.48] - 2019-02-26

  • Move back com.unity.burst.experimental for function pointers support, but use internal modifier for this API

[0.2.4-preview.47] - 2019-02-26

  • Fix an issue during publish stage which was preventing to release the binaries.

[0.2.4-preview.46] - 2019-02-26

  • iOS player builds now use static linkage (to support TestFlight) - Minimum supported Unity versions are 2018.3.6f1 or 2019.1.0b4
  • Fix a warning in Burst AOT settings
  • Enable forcing synchronous job compilation from menu

[0.2.4-preview.45] - 2019-02-07

  • Disable Burst AOT settings support for unity versions before 2019.1

[0.2.4-preview.44] - 2019-02-06

  • Fix incorrect conversions when performing subtraction with enums and floats
  • Fix compatability issue with future unity versions
  • Fix bug with ldfld bitcast on structs with explicit layouts
  • Guard against an issue resolving debug locations if the scope is global

[0.2.4-preview.43] - 2019-02-01

  • Add preliminary support for burst AOT settings in the player settings
  • Move BurstCompile (delegate/function pointers support) from com.unity.burst package to com.unity.burst.experimental package
  • Fix issue with stackalloc allocating a pointer size for the element type resulting in possible StackOverflowException
  • Add support for disabling burst compilation from Unity editor with the command line argument --burst-disable-compilation
  • Add support for forcing synchronous compilation from Unity editor with the command line argument --burst-force-sync-compilation
  • Fix a compiler crash when generating debugging information
  • Fix invalid codegen involving ternary operator

[0.2.4-preview.42] - 2019-01-22

  • Fix a compilation error when implicit/explicit operators are used returning different type for the same input type

[0.2.4-preview.41] - 2019-01-17

  • Fix codegen issue with Interlocked.Decrement that was instead performing an increment
  • Fix codegen issue for an invalid layout of struct with nested recursive pointer references
  • Fix for Fogbugz case : https://fogbugz.unity3d.com/f/cases/1109514/
  • Fix codegen issue with ref bool on a method argument creating a compiler exception

[0.2.4-preview.40] - 2018-12-19

  • Fix bug when a write to a pointer type of an argument of a generic function
  • Breaking change of API: Accuracy -> FloatPrecision, and Support => FloatMode
  • Add FloatMode.Deterministic mode with early preview of deterministic mathematical functions
  • Fix bug with fonts in inspector being incorrectly reloaded

[0.2.4-preview.39] - 2018-12-06

  • Add preview support for readonly static arrays typically used for LUT
  • Fix an issue with generics incorrectly being resolved in certain situations
  • Fix ARM32/ARM64 compilation issues for some instructions
  • Fix ARM compilation issues on UWP
  • Fix issue with math.compress
  • Add support for ldnull for storing a managed null reference to a ref field (e.g for DisposeSentinel)

[0.2.4-preview.38] - 2018-11-17

  • Fix issue when converting an unsigned integer constant to a larger unsigned integer (e.g (ulong)uint.MaxValue)
  • Fix crash in editor when IRAnalysis can return an empty string
  • Fix potential crash of Cecil when reading symbols from assembly definition

[0.2.4-preview.37] - 2018-11-08

  • Fix a crash on Linux and MacOS in the editor with dlopen crashing when trying to load burst-llvm (linux)

[0.2.4-preview.36] - 2018-11-08

  • Fix a crash on Linux and MacOS in the editor with dlopen crashing when trying to load burst-llvm (mac)

[0.2.4-preview.35] - 2018-10-31

  • Try to fix a crash on macosx in the editor when a job is being compiled by burst at startup time
  • Fix burst accidentally resolving reference assemblies
  • Add support for burst for ARM64 when building UWP player

[0.2.4-preview.34] - 2018-10-12

  • Fix compiler exception with an invalid cast that could occur when using pinned variables (e.g int32& resolved to int32** instead of int32*)

[0.2.4-preview.33] - 2018-10-10

  • Fix a compiler crash with methods incorrectly being marked as external and throwing an exception related to ABI

[0.2.4-preview.32] - 2018-10-04

  • Fix codegen and linking errors for ARM when using mathematical functions on plain floats
  • Add support for vector types GetHashCode
  • Add support for DllImport (only compatible with Unity 2018.2.12f1+ and 2018.3.0b5+)
  • Fix codegen when converting uint to int when used in a binary operation

[0.2.4-preview.31] - 2018-09-24

  • Fix codegen for fmodf to use inline functions instead
  • Add extended disassembly output to the burst inspector
  • Fix generic resolution through de-virtualize methods
  • Fix bug when accessing float3.zero. Prevents static constructors being considered intrinsics.
  • Fix NoAlias attribute checking when generics are used

[0.2.4-preview.30] - 2018-09-11

  • Fix IsValueType throwing a NullReferenceException in case of using generics
  • Fix discovery for burst inspector/AOT methods inheriting from IJobProcessComponentData or interfaces with generics
  • Add NoAliasAttribute
  • Improved codegen for csum
  • Improved codegen for abs(int)
  • Improved codegen for abs on floatN/doubleN

[0.2.4-preview.29] - 2018-09-07

  • Fix issue when calling an explicit interface method not being matched through a generic constraint
  • Fix issue with or/and binary operation on a bool returned by a function

[0.2.4-preview.28] - 2018-09-05

  • Fix a compilation issue when storing a bool returned from a function to a component of a bool vector
  • Fix AOT compilation issue with a duplicated dictionary key
  • Fix settings of ANDROID_NDK_ROOT if it is not setup in Unity Editor

[0.2.4-preview.27] - 2018-09-03

  • Improve detection of jobs within nested generics for AOT/burst inspector
  • Fix compiler bug of comparison of a pointer to null pointer
  • Fix crash compilation of sincos on ARM (neon/AARCH64)
  • Fix issue when using a pointer to a VectorType resulting in an incorrect access of a vector type
  • Add support for doubles (preview)
  • Improve AOT compiler error message/details if the compiler is failing before the linker

[0.2.4-preview.26] - 2018-08-21

  • Added support for cosh, sinh and tanh

[0.2.4-preview.25] - 2018-08-16

  • Fix warning in unity editor

[0.2.4-preview.24] - 2018-08-15

  • Improve codegen of math.compress
  • Improve codegen of math.asfloat/asint/asuint
  • Improve codegen of math.csum for int4
  • Improve codegen of math.count_bits
  • Support for lzcnt and tzcnt intrinsics
  • Fix AOT compilation errors for PS4 and XboxOne
  • Fix an issue that could cause wrong code generation for some unsafe ptr operations

[0.2.4-preview.23] - 2018-07-31

  • Fix bug with switch case to support not only int32

[0.2.4-preview.22] - 2018-07-31

  • Fix issue with pointers comparison not supported
  • Fix a StackOverflow exception when calling an interface method through a generic constraint on a nested type where the declaring type is a generic
  • Fix an issue with EntityCommandBuffer.CreateEntity/AddComponent that could lead to ArgumentException/IndexOutOfRangeException

[0.2.4-preview.21] - 2018-07-25

  • Correct issue with Android AOT compilation being unable to find the NDK.

[0.2.4-preview.20] - 2018-07-05

  • Prepare the user documentation for a public release

[0.2.4-preview.19] - 2018-07-02

  • Fix compilation error with generics when types are coming from different assemblies

[0.2.4-preview.18] - 2018-06-26

  • Add support for subtracting pointers

[0.2.4-preview.17] - 2018-06-25

  • Bump only to force a new version pushed

[0.2.4-preview.16] - 2018-06-25

  • Fix AOT compilation errors

[0.2.4-preview.15] - 2018-06-25

  • Fix crash for certain access to readonly static variable
  • Fix StackOverflowException when using a generic parameter type into an interface method

[0.2.4-preview.14] - 2018-06-23

  • Fix an issue with package structure that was preventing burst to work in Unity

[0.2.4-preview.13] - 2018-06-22

  • Add support for burst timings menu
  • Improve codegen for sin/cos
  • Improve codegen when using swizzles on vector types
  • Add support for sincos intrinsic
  • Fix AOT deployment

[0.2.4-preview.12] - 2018-06-13

  • Fix a bug in codegen that was collapsing methods overload of System.Threading.Interlocked to the same method

[0.2.4-preview.11] - 2018-06-05

  • Fix exception in codegen when accessing readonly static fields from different control flow paths

[0.2.4-preview.10] - 2018-06-04

  • Fix a potential stack overflow issue when a generic parameter constraint on a type is also referencing another generic parameter through a generic interface constraint
  • Update to latest Unity.Mathematics:
    • Fix order of parameters and codegen for step functions

[0.2.4-preview.9] - 2018-05-29

  • Fix bug when casting an IntPtr to an enum pointer that was causing an invalid codegen exception

[0.2.4-preview.8] - 2018-05-24

  • Breaking change: Move Unity.Jobs.Accuracy/Support to Unity.Burst
  • Deprecate ComputeJobOptimizationAttribute in favor of BurstCompileAttribute
  • Fix bug when using enum with a different type than int
  • Fix bug with IL stind that could lead to a memory corruption.

[0.2.4-preview.7] - 2018-05-22

  • Add support for nested structs in SOA native arrays
  • Add support for arbitrary sized elements in full SOA native arrays
  • Fix bug with conversion from signed/unsigned integers to signed numbers (integers & floats)
  • Add support for substracting pointers at IL level
  • Improve codegen with pointers arithmetic to avoid checking for overflows

[0.2.4-preview.6] - 2018-05-11

  • Remove bool1 from mathematics and add proper support in burst
  • Add support for ARM platforms in the burst inspector UI

[0.2.4-preview.5] - 2018-05-09

  • Add support for readonly static fields
  • Add support for stackalloc
  • Fix potential crash on MacOSX when using memset is used indirectly
  • Fix crash when trying to write to a bool1*
  • Fix bug with EnableBurstCompilation checkbox not working in Unity Editor

[0.2.4-preview.4] - 2018-05-03

  • Fix an issue on Windows with DllNotFoundException occurring when trying to load burst-llvm.dll from a user profile containing unicode characters in the folder path
  • Fix an internal compiler error occurring with IL dup instruction

[0.2.4-preview.3] - 2018-05-03

  • Add support for struct with an explicit layout
  • Fix noalias regression (that was preventing the auto-vectorizer to work correctly on basic loops)

0.2.3 (21 March 2018)

  • Improve error messages for static field access
  • Improve collecting of compilable job by trying to collect concrete job type instances (issue #23)

0.2.2 (19 March 2018)

  • Improve error messages in case using is or as cast in C#
  • Improve error messages if a static delegate instance is used
  • Fix codegen error when converting a byte/ushort to a float

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