2 Releases published by 2 people

• vulkan-sdk-1.4.313.0

  published May 5, 2025

• v2025.8

  published May 7, 2025

26 Pull requests merged by 11 people

• Output default parameter values on language server hover

  #6902 merged May 6, 2025

• Parse char literals as integers

  #6989 merged May 6, 2025

• Add interger pack/unpack intrinsic to glsl

  #6997 merged May 6, 2025

• Retry when a few unit tests failed.

  #6912 merged May 6, 2025

• Update C++ standard to C++20

  #6980 merged May 6, 2025

• Remove extra User Guide readthedocs TOC entries by turning extra H1 headings into H2

  #6986 merged May 6, 2025

• Fix the intermittent failures of tests/autodiff/auto-differential-type

  #7006 merged May 6, 2025

• Add a new capability hlsl_2018 that avoid using select/and/or

  #7003 merged May 6, 2025

• Add countbits 16-bit and 8-bit support (#6433)

  #6897 merged May 5, 2025

• Correct incorrect enum usage on metal

  #6994 merged May 5, 2025

• Add IREnumType to distinguish enums from ints and each other

  #6973 merged May 3, 2025

• Fix seg-fault in cudaCodeGenBug test

  #6985 merged May 2, 2025

• Fix build on GCC 15

  #6971 merged May 2, 2025

• Fix intermittent failure of slang-unit-test-tool/ReplayRecord

  #6981 merged May 2, 2025

• Disable an always failing test, partial resident test with dx12

  #6983 merged May 2, 2025

• Add readthedocs tables of contents to Slang User Guide

  #6979 merged May 2, 2025

• Fix comment typos in the triangle's main.cpp example

  #6976 merged May 1, 2025

• Add fwidth_coarse and fwidth_fine functions

  #6941 merged May 1, 2025

• Update falcor perf test path

  #6975 merged May 1, 2025

• Modify markdown writing to produce readthedocs pages

  #6904 merged May 1, 2025

• Smoke test WASM as a part of CI

  #6969 merged May 1, 2025

• Add IOpaqueDescriptor::descriptorAccess.

  #6967 merged Apr 30, 2025

• Initial support for immutable lambda expressions.

  #6914 merged Apr 30, 2025

• Fix compiler warning with clang 18.1.8 on windows

  #6963 merged Apr 30, 2025

• cuda: Improve entry handling for SV_DispatchThreadID

  #6925 merged Apr 30, 2025

• Add subscript operator support in cuda

  #6830 merged Apr 30, 2025

9 Pull requests opened by 8 people

• Add noreturn attribute to IgnoreHit

  #6956 opened Apr 30, 2025

• cluster as optix 6431

  #6995 opened May 5, 2025

• Address issues with GLSL style global in/out vars (#6669)

  #6998 opened May 5, 2025

• check new driver version

  #7001 opened May 5, 2025

• [CUDA] Fix surface write intrinsics

  #7004 opened May 5, 2025

• Skip validating witness operands to fix tests in debug build

  #7009 opened May 6, 2025

• Address structured buffer `GetDimensions` issues for WGSL, GLSL and SPIRV

  #7010 opened May 6, 2025

• WiP: Add more formats for texture reads

  #7012 opened May 6, 2025

• bitcast require the input has same width with result type

  #7018 opened May 6, 2025

24 Issues closed by 12 people

• Debugging MUL_MAT error

  #6950 closed May 7, 2025

• Language server should display default argument values

  #5782 closed May 6, 2025

• SGL CI has been failing for approx 2 weeks

  #6978 closed May 6, 2025

• Feature Request: support character literals like HLSL does

  #6984 closed May 6, 2025

• bitcast issue when pack integers to 32bit interger

  #7007 closed May 6, 2025

• Missing integer pack/unpack intrinsic

  #6949 closed May 6, 2025

• Apply retry logic to slang-unit-test-tool and gfx-unit-test-tool

  #6926 closed May 6, 2025

• Figure out how to reproduce the intermittent failures of slang-test and report to the graphics vendor

  #6934 closed May 6, 2025

• Bump to c++20

  #6945 closed May 6, 2025

• CI autodiff tests are intermittently failing

  #6974 closed May 6, 2025

• Emit missing HLSL functions when using DXC1.6

  #6968 closed May 6, 2025

• Error building with Fedora 42 on the vulkan-sdk-1.4.313 branch

  #6999 closed May 5, 2025

• Feature Request: Mutating by default

  #6996 closed May 5, 2025

• Add search for documentation

  #6013 closed May 5, 2025

• Add CI test for slang-playground

  #6957 closed May 5, 2025

• Witness tables for all enums are shared

  #6964 closed May 3, 2025

• Some repositories' issues not auto-adding to the Slang-All project

  #6977 closed May 2, 2025

• Add fwidth_coarse and fwidth_fine functions

  #6940 closed May 1, 2025

• Falcor perf test packSnorm2x16 error on SLANGWIN5

  #6951 closed May 1, 2025

• Missing support for WriteOnly access qualifiers

  #6911 closed Apr 30, 2025

• CUDA: Invalid codegen for SV_DispatchThreadID types other than uint3

  #6780 closed Apr 30, 2025

• CUDA: Do not silently emit invalid code

  #6782 closed Apr 30, 2025

• CUDA: Support `_ITexture.Load` and subscript operator for read only textures

  #6781 closed Apr 30, 2025

• Support `#pragma warning`.

  #5303 closed Apr 30, 2025

30 Issues opened by 18 people

• Move command line reference to readthedocs

  #7021 opened May 6, 2025

• Create blog post for improving performance of 2D splatting using wave intrinsics

  #7020 opened May 6, 2025

• Per primitive fragment input

  #7019 opened May 6, 2025

• bitcast lowering issue: input has different width from result type

  #7017 opened May 6, 2025

• Add support for DebugStoragePath SPIRV instruction

  #7016 opened May 6, 2025

• Enable non-32 bits bit operation instructions in SPIRV emit

  #7015 opened May 6, 2025

• Always emit 32bit operand when emitting bit extracting instructions

  #7014 opened May 6, 2025

• Refactor lowing logic for bitcast in SPIRV

  #7013 opened May 6, 2025

• Structured buffer `GetDimensions` is not properly implemented for Metal

  #7011 opened May 6, 2025

• DescriptorHandle on spirv should split samplers out in its own binding.

  #7008 opened May 6, 2025

• Generate slang-capability-defs.h header

  #7005 opened May 5, 2025

• [CUDA] Texture reads emit invalid code

  #7002 opened May 5, 2025

• Slang compilation aborted with error 99999 for hull shader (Vulkan/SPIR-V)

  #7000 opened May 5, 2025

• Ray payload access qualifiers syntax robustness

  #6993 opened May 5, 2025

• [spirv] Unable to use SV_VertexID/SV_InstanceID without DrawParameters Capability

  #6992 opened May 4, 2025

• Invalid SPIR-V when using ParameterBlock<ConstantBuffer<T>> and ParameterBlock<RWStructuredBuffer<T>>

  #6991 opened May 4, 2025

• Print slangc help to stdout instead of stderr

  #6990 opened May 4, 2025

• Internal error leak from `loadModule` through `DiagnosticSink::diagnoseRaw` function

  #6988 opened May 3, 2025

• `__subscript` without defined return type leads to an internal error

  #6987 opened May 3, 2025

• partial-resident-texture-combined fails with dx12

  #6982 opened May 2, 2025

• Build errors from `slang-parameter-binding.cpp` on GCC 14.2.1

  #6972 opened May 1, 2025

• Expose GLSL atomic load/store operations specified by GL_KHR_memory_scope_semantics

  #6970 opened May 1, 2025

• Stop requiring IComparable for IArithmetic

  #6966 opened Apr 30, 2025

• Invalid WGSL generated for a constant buffer based value

  #6965 opened Apr 30, 2025

• All threads in a workgroup must follow the same path to the textureSample() in wgsl/WebGPU

  #6962 opened Apr 30, 2025

• Calling a built-in function exp that is defined for both half and float is not possible using a generic of type __BuiltinFloatingPointType without forcing an explicit cast that will have unintended consequences on the codegen

  #6961 opened Apr 30, 2025

• Assigning from a variable with type defined by generic argument of type __BuiltinFloatingPointType into a float is not possible even with C-style casts, __realCast is required

  #6960 opened Apr 30, 2025

• Add support for assigning float literals into generic arguments of the type `__BuiltinFloatingPointType` without explicit casts

  #6959 opened Apr 30, 2025

• Implement support for initialising generic sized arrays

  #6958 opened Apr 30, 2025

• Support GL_KHR_memory_scope_semantics

  #6955 opened Apr 30, 2025

40 Unresolved conversations

Sometimes conversations happen on old items that aren’t yet closed. Here is a list of all the Issues and Pull Requests with unresolved conversations.

• Add debug information for slang inling

  #6621 commented on May 6, 2025 • 44 new comments

• `countbits()` does not return correct results for non-32 bit integer types.

  #6433 commented on May 5, 2025 • 0 new comments

• Write proposal for serialization perf improvements

  #6944 commented on May 6, 2025 • 0 new comments

• Using -emit-spirv-via-glsl in slang-test is a no-op

  #6898 commented on May 6, 2025 • 0 new comments

• Assert/segfault on simple vertex shader

  #6669 commented on May 6, 2025 • 0 new comments

• Release note script should take the latest commit hash value rather than date

  #6887 commented on May 6, 2025 • 0 new comments

• Avoid requiring Developer-mode on Windows for DX12 test

  #6819 commented on May 6, 2025 • 0 new comments

• groupshared qualifier is not reflected on the generated document

  #6774 commented on May 6, 2025 • 0 new comments

• Rename stdlib-reference repo to core-module-reference

  #6770 commented on May 6, 2025 • 0 new comments

• Support VulkanMemoryModel for cooperative vectors/matrices

  #6907 commented on May 6, 2025 • 0 new comments

• Support CoopVec with a coming DXC April preview release

  #6758 commented on May 6, 2025 • 0 new comments

• FunctionReflection::getName returns nullptr for constructors

  #6406 commented on May 6, 2025 • 0 new comments

• setup CI for RHI and slangpy

  #6808 commented on May 6, 2025 • 0 new comments

• Integrate slang-rhi unit tests in Slang CI.

  #6602 commented on May 6, 2025 • 0 new comments

• Integrate SlangPy tests in Slang CI

  #6928 commented on May 6, 2025 • 0 new comments

• Community brownbag talks

  #6826 commented on May 6, 2025 • 0 new comments

• integration tests for testing uses of slang as a library

  #5537 commented on May 6, 2025 • 0 new comments

• Adding a test for CoopVec with VariablePointers extension

  #6356 commented on May 6, 2025 • 0 new comments

• Fixed name mangling of generic extensions

  #6671 commented on May 6, 2025 • 0 new comments

• WIP: Implement throw & catch statements

  #6916 commented on May 4, 2025 • 0 new comments

• Improve using generics to select float precision and array sizes.

  #6138 commented on Apr 30, 2025 • 0 new comments

• [Idea] Serialization of linked shader program to IR

  #6954 commented on Apr 30, 2025 • 0 new comments

• Use of SV_CullPrimitive causes VK Validation Layer Error

  #6919 commented on Apr 30, 2025 • 0 new comments

• Using Slang C++ API to compile GLSL to DXIL

  #6678 commented on Apr 30, 2025 • 0 new comments

• Conformance investigations

  #6924 commented on Apr 30, 2025 • 0 new comments

• [Bindless] Invalid SPIRV

  #6952 commented on Apr 30, 2025 • 0 new comments

• Output spirv does not contain unused bindings even when PreserveParameters flag is set.

  #6947 commented on May 1, 2025 • 0 new comments

• Support missing float16 type keywords in GLSL

  #6708 commented on May 1, 2025 • 0 new comments

• Link against IR for UnsafeForceInlineEarly functions, rather than re-emit

  #6913 commented on May 1, 2025 • 0 new comments

• Emit IR for function parameter default values

  #6917 commented on May 1, 2025 • 0 new comments

• Texture2D should translate to texture_depth_2d in wgsl when used with SampleCmpLevelZero

  #6942 commented on May 1, 2025 • 0 new comments

• Results compiled with "-fvk-use-dx-layout" do not match DXC.

  #6921 commented on May 1, 2025 • 0 new comments

• WGSL: `isnan` returns false for NaNs

  #6881 commented on May 1, 2025 • 0 new comments

• Segmentation Fault (Error 99999)

  #6867 commented on May 1, 2025 • 0 new comments

• Create Slangpy mipmap learning sample

  #6775 commented on May 2, 2025 • 0 new comments

• Slang OptiX anyhit loses payload compared to cuda equivalent when using IgnoreHit

  #6326 commented on May 2, 2025 • 0 new comments

• Vulkan Validation Error: PrimitiveTriangleIndicesEXT decoration must be used with the OutputTrianglesEXT Execution Mode

  #6218 commented on May 3, 2025 • 0 new comments

• WGSL overridable constants are optimized out when unused

  #6642 commented on May 5, 2025 • 0 new comments

• Add a test for CoopVec using VariablePointers SPIRV extension

  #6355 commented on May 5, 2025 • 0 new comments

• [WG] implement a new intrinsic_op that emits OpVariable NodePayloadAMDX

  #6939 commented on May 5, 2025 • 0 new comments