KhronosGroup/SPIRV-LLVM-Translator

A tool and a library for bi-directional translation between SPIR-V and LLVM IR

Stars: 625
Forks: 279
Open beginner issues: 0
Indexed issues: 141
Avg merge: 3d 5h
Merged PRs (30d): 34

Dominant language: LLVM
License: No license data
Last GitHub push: Sep 16, 2026
Latest indexed: Sep 18, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: good first issue

Open All

141 open issues indexed

Incorrect Op*AccessChain instruction for vec ptr to scalar ptr casts Open

bug stale

KhronosGroup/SPIRV-LLVM-Translator#10 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
spir-v reader generates GEP into vector of i1 Open

bug stale

KhronosGroup/SPIRV-LLVM-Translator#27 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Support Vulkan? Open

enhancement stale

KhronosGroup/SPIRV-LLVM-Translator#30 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Missing support for OpGetKernelMaxNumSubgroups and OpGetKernelLocalSizeForSubgroupCount Open

enhancement SPIRV-1.1

KhronosGroup/SPIRV-LLVM-Translator#31 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Consider to switch to SPIR-V Tools format of text representation (assembly) Open

enhancement stale

KhronosGroup/SPIRV-LLVM-Translator#32 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Specialization constant representation in LLVM Open

agenda

KhronosGroup/SPIRV-LLVM-Translator#58 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
SPIRV storage classes Private and Function Open

enhancement question

KhronosGroup/SPIRV-LLVM-Translator#67 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Copyright headers in translator source code Open

KhronosGroup/SPIRV-LLVM-Translator#80 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
SPIR ABI injects OpenCL intrinsics names in global namespace Open

KhronosGroup/SPIRV-LLVM-Translator#95 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Enable publishing of WINDOWS built artifacts via github releases? Open

CI enhancement

KhronosGroup/SPIRV-LLVM-Translator#105 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
OCL21toSPIRV.cpp relies on using the OpenCL CXX runtime Open

KhronosGroup/SPIRV-LLVM-Translator#129 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Relicensing Open

KhronosGroup/SPIRV-LLVM-Translator#134 · 5 comments · 2 reactions · 0 assignees · Indexed Sep 18, 2026
Support for global constructors and destructors Open

enhancement SPIRV-1.1

KhronosGroup/SPIRV-LLVM-Translator#184 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Evaluate support of optimised IR translation Open

KhronosGroup/SPIRV-LLVM-Translator#203 · 4 comments · 1 reaction · 0 assignees · Indexed Sep 18, 2026
Enqueue kernel: translation of target specific bits Open

KhronosGroup/SPIRV-LLVM-Translator#204 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Translation of BIFs from different frontends Open

agenda

KhronosGroup/SPIRV-LLVM-Translator#206 · 30 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Remove support for the internal SPIR-V text format Open

enhancement

KhronosGroup/SPIRV-LLVM-Translator#211 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Wrong atomic instructions translation from SPIRV to LLVM [OpenCL 1.2] Open

KhronosGroup/SPIRV-LLVM-Translator#266 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
8.0.0 release has still issue #33 Open

KhronosGroup/SPIRV-LLVM-Translator#290 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 18, 2026
SPIR-V instructions mapping is underdefined Open

agenda

KhronosGroup/SPIRV-LLVM-Translator#365 · 0 comments · 2 reactions · 0 assignees · Indexed Sep 18, 2026
Support All Spirv or just opencl? Open

KhronosGroup/SPIRV-LLVM-Translator#369 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Reduce memory usage during compilation Open

enhancement

KhronosGroup/SPIRV-LLVM-Translator#412 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Reduce resulting file size by ommiting OpName instructions Open

enhancement

KhronosGroup/SPIRV-LLVM-Translator#416 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Translation from OpenCL kernel lang for inline functions Open

KhronosGroup/SPIRV-LLVM-Translator#432 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
undefined reference errors while building against llvm 10.0 Open

KhronosGroup/SPIRV-LLVM-Translator#455 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Add ability to test the translator without clang Open

enhancement

KhronosGroup/SPIRV-LLVM-Translator#477 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 18, 2026
Translator doesn't handle LLVM integer types. Open

agenda bug

KhronosGroup/SPIRV-LLVM-Translator#481 · 9 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Consider updating LLVM IR tests generated by old clang Open

enhancement

KhronosGroup/SPIRV-LLVM-Translator#485 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Regular testing of SPIR-V using source from OpenCL CTS Open

agenda

KhronosGroup/SPIRV-LLVM-Translator#547 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Expected fp_contract Behavior Open

KhronosGroup/SPIRV-LLVM-Translator#557 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 18, 2026
SPIR-V translator is failed to translate "unsupported" vectors. Open

agenda

KhronosGroup/SPIRV-LLVM-Translator#645 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Failure about unsupported memset of variable length even though no memset in the code Open

bug

KhronosGroup/SPIRV-LLVM-Translator#711 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Revise scope of CI testing Open

CI enhancement

KhronosGroup/SPIRV-LLVM-Translator#716 · 8 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Incorrect spir-v generated when compiling constant structs with pointers to constant structs Open

KhronosGroup/SPIRV-LLVM-Translator#729 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Crash on struct OpAccessChain with non-32-bit integer index Open

KhronosGroup/SPIRV-LLVM-Translator#754 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
SPIR-V Validation error with vloada_half() of a scalar. Open

KhronosGroup/SPIRV-LLVM-Translator#765 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Replace spv::SourceLanguageOpenCL_CPP with a command line flag Open

KhronosGroup/SPIRV-LLVM-Translator#792 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 18, 2026
To replace `cmpxchg` instruction with a runtime constructed composite. Open

KhronosGroup/SPIRV-LLVM-Translator#866 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Translation of OpSpecConstantOp to constant-folded IR to be implemented for integer ops Open

KhronosGroup/SPIRV-LLVM-Translator#974 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Translation of OpSpecConstantOp to LLVM constant expressions to be implemented for floating point ops Open

KhronosGroup/SPIRV-LLVM-Translator#975 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Translation of OpSpecConstantOp to LLVM constant expressions to be implemented for integer and pointer ops Open

KhronosGroup/SPIRV-LLVM-Translator#976 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Bugs when there are two consecutive get_local_id Open

KhronosGroup/SPIRV-LLVM-Translator#978 · 7 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Move transcoding tests that don't test translation in each direction Open

KhronosGroup/SPIRV-LLVM-Translator#987 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Multiple capabilities not mapped to extensions in SPIRVCapability::getRequiredExtension() Open

KhronosGroup/SPIRV-LLVM-Translator#1052 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 18, 2026
kernel_arg_type_qual metadata that carries constant qualifier is currently untranslatable Open

KhronosGroup/SPIRV-LLVM-Translator#1055 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Translation of OpenCL atomics Open

KhronosGroup/SPIRV-LLVM-Translator#1075 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Translation of __spirv_BuiltIn{Name} should override storage class to Input Open

KhronosGroup/SPIRV-LLVM-Translator#1093 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Do we need to pass the size of alloca for llvm.lifetime.start? Open

KhronosGroup/SPIRV-LLVM-Translator#1130 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
llvm10 build with translator fails with BUILD_LLVM_DYLIB=on Open

KhronosGroup/SPIRV-LLVM-Translator#1136 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026
LLVM 12's SLP Vectorizer introduces unhandled llvm.masked.gather calls Open

KhronosGroup/SPIRV-LLVM-Translator#1139 · 6 comments · 0 reactions · 0 assignees · Indexed Sep 18, 2026

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