google/clspv

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Clspv is a compiler for OpenCL C to Vulkan compute shaders

Stars: 729
Forks: 110
Open beginner issues: 0
Indexed issues: 61
Avg merge: 17h 51m
Merged PRs (30d): 23

Dominant language: LLVM
License: Apache-2.0
Last GitHub push: Sep 15, 2026
Latest indexed: Sep 16, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

Open All

61 open issues indexed

vload_half and vload_store implementations are overly simplified when 16bit-storage extension is not available Open

google/clspv#6 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
kernel lacks LocalSize execution mode if another kernel has reqd_work_group_size Open

google/clspv#29 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 16, 2026
Remove hacks for reading workgroup size Open

google/clspv#61 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 16, 2026
StorageClassPrivate shadow copy of WorkGroupSize can be replaced with OpVectorExtractDynamic Open

google/clspv#62 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Document CMake settings Open

enhancement

google/clspv#76 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
issue warning for incompatible sampler flags Open

enhancement

google/clspv#139 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Constant generation produces potentially invalid OpConstantNull Open

bug

google/clspv#178 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Invalid SPIR-V generated from selection of __constant pointers Open

google/clspv#211 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Error handling in CLSPV Open

google/clspv#245 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Support the Vulkan memory model. Open

google/clspv#268 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Provide some functionality to decorate Aliased Open

enhancement

google/clspv#274 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 16, 2026
Assertion in clang when referring to a structure type that doesn't exist Open

google/clspv#316 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Support double-precision floating point Open

google/clspv#321 · 2 comments · 3 reactions · 0 assignees · Indexed Sep 16, 2026
Take advantage of VK_EXT_scalar_block_layout Open

google/clspv#352 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
clspv should use LLVM atomic instructions Open

bug

google/clspv#395 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Remove necessity of sampler map Open

enhancement

google/clspv#451 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 16, 2026
Integrating with OSS-Fuzz Open

google/clspv#488 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Spirv as target Open

google/clspv#591 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
cl_khr_subgroups support Open

google/clspv#602 · 3 comments · 1 reaction · 0 assignees · Indexed Sep 16, 2026
Improperly sinking a barrier Open

google/clspv#659 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
clspv::ComputeStructuredOrder crashes on infinite loops Open

google/clspv#708 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
get_local_size inside kernel with fixed work group size forces spec. constants way for wgSize Open

enhancement

google/clspv#718 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Support for cl_khr_fp64 for CLVK? Open

google/clspv#721 · 0 comments · 4 reactions · 0 assignees · Indexed Sep 16, 2026
Support for VK_KHR_workgroup_memory_explicit_layout? Open

google/clspv#727 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Find an alternative to disabling vector combining Open

bug

google/clspv#738 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Support for physical addressing Open

google/clspv#826 · 3 comments · 6 reactions · 0 assignees · Indexed Sep 16, 2026
Upstream to LLVM / Clang? Open

google/clspv#840 · 0 comments · 5 reactions · 0 assignees · Indexed Sep 16, 2026
Should lifetime intrinsics be stripped earlier in the flow? Open

google/clspv#848 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Image Metadata Open

google/clspv#892 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Adding FP16 math builtins Open

google/clspv#922 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Support spir64 target and PhysicalStorageBuffers when Int64 is not supported Open

google/clspv#956 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Should file a CTS bug for physical pointer bitcast issue Open

google/clspv#960 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Invalid SPIR-V for some phi nodes/selects Open

bug

google/clspv#1020 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Incorrect transforms for -hack-scf Open

bug

google/clspv#1041 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Improvements to set and binding allocations Open

enhancement

google/clspv#1061 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
(More) Invalid SPIR-V generated from Darktable / Geekbench 5 kernels Open

google/clspv#1104 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
External compilation step with Clang 17 is significantly more stable than Clspv alone Open

google/clspv#1142 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Implement sampler mask using uniform buffer instead of push constant Open

google/clspv#1235 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Segmentation fault with conditional pointer assignment from different address spaces Open

google/clspv#1288 · 4 comments · 0 reactions · 1 assignee · Indexed Sep 16, 2026
Canonicalization of GEPs to i8 Open

google/clspv#1292 · 10 comments · 1 reaction · 0 assignees · Indexed Sep 16, 2026
how can I cross compile clspv in x86 for risc-v Open

google/clspv#1320 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Implement compatibility for external LLVM-IL Open

google/clspv#1325 · 15 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Clspv Fragments access to global memory by the Smallest access size Open

google/clspv#1329 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Addrspace cast lowering pass creates invalid IR for intrinsic calls Open

google/clspv#1350 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Crash with structures containing generic pointers Open

google/clspv#1354 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
LowerAddrSpaceCast cannot handle multiple llvm.memcpy Open

google/clspv#1355 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Invalid OpPtrAccessChain into a Function Storage pointer Open

google/clspv#1360 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Experimental: Support SPV_KHR_untyped_pointers Open

enhancement

google/clspv#1383 · 0 comments · 3 reactions · 0 assignees · Indexed Sep 16, 2026
Skip LogicalPointerToIntPass for CMP with constants Open

google/clspv#1399 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Wrong generation for int8 when int8 is not supported Open

google/clspv#1420 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026

google/clspv

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