Issues

• Proposal: Add TsingMicro TX81 backend as a downstream distribution (tilelang-tsingmicro)

  enhancement
  tile-ai/tilelang#3590 · Filter by author tsingmicro-public-e opened on Oct 21, 2026

• [BUG][Metal] MetalKernelAdapter binds buffers positionally, silently corrupting arguments when codegen reorders them

  bugmetalpython
  tile-ai/tilelang#3587 · Filter by author lucifer-holly opened on Oct 21, 2026

• [BUG] flash_decoding examples keep the split-KV log-sum-exp (glse) in fp16: wrong results when scores are large

  bugpython
  tile-ai/tilelang#3585 · Filter by author memxlife opened on Oct 20, 2026

• [Feature Request] Add reduce_any/reduce_all and unify logical reductions

  bugenhancement
  tile-ai/tilelang#3584 · Filter by author LeiWang1999 opened on Oct 20, 2026
  

• [BUG][Fuzzer][wrong-code] Signed x >> n with an unsigned n at least as wide as x silently zero-fills instead of sign-extending

  arithbug
  tile-ai/tilelang#3574 · Filter by author Hughshine opened on Oct 19, 2026
  2

• Wrong results: explicit linear shared-memory layout on GEMM operands when copies lower to TMA (sm_121a)

  bug
  tile-ai/tilelang#3571 · Filter by author memxlife opened on Oct 19, 2026

• [BUG] Generated code of the eager frontend has the line numbers of its templates

  bugpython
  tile-ai/tilelang#3555 · Filter by author stealth-rklopper opened on Oct 17, 2026
  1

• [BUG] set_autotune_inputs moves captured tensors to CPU on non-CUDA hosts, breaking autotuning

  ascendbugpython
  tile-ai/tilelang#3545 · Filter by author liggest opened on Oct 16, 2026

• [BUG] @T.macro converts NamedTuple returns to plain tuples

  bugpython
  tile-ai/tilelang#3539 · Filter by author sepcnt opened on Oct 16, 2026

• [BUG] PTO backend does not emit a carry for a value read only after T.serial inside T.SimtVF

  ascendbug
  tile-ai/tilelang#3533 · Filter by author qgatn opened on Oct 15, 2026

• [BUG][CUDA] Warp-specialized pipeline with fast math: a stage read by elementwise code is refilled by TMA before the consumer's loads complete (missing fence.proxy.async before the consumer release)

  bug
  tile-ai/tilelang#3529 · Filter by author alumkal opened on Oct 15, 2026

• [BUG] ThreadSync misses the hazard between an if condition's shared-memory read and a write to that buffer inside the branch

  bug
  tile-ai/tilelang#3527 · Filter by author alumkal opened on Oct 15, 2026
  1

• [BUG] Manual T.Pipelined(order=, stage=): a cp.async copy in the same stage as its consumer gets cp_async_wait<1>, so the consumer reads the tile while the copy is in flight

  bug
  tile-ai/tilelang#3526 · Filter by author alumkal opened on Oct 15, 2026
  1

• [BUG][CUDA] MergeSharedMemoryAllocations reuses an async T.wgmma_gemm operand's shared memory before T.wait_wgmma (wrong results)

  bug
  tile-ai/tilelang#3525 · Filter by author alumkal opened on Oct 15, 2026

• [BUG][CUDA] Warp specialization: a pre-loop shared copy that is also read inside the pipelined loop becomes a producer TMA load, and pre-loop consumer reads are not ordered after it (wrong results)

  bug
  tile-ai/tilelang#3524 · Filter by author alumkal opened on Oct 15, 2026

• [BUG] PTO backend fails a store into a vector local inside T.SimtVF

  arithascendbug
  tile-ai/tilelang#3519 · Filter by author qgatn opened on Oct 15, 2026
  1

• [BUG] Dependent fp32 T.clamp is 3.3–3.6x slower than min/max

  bug
  tile-ai/tilelang#3515 · Filter by author sepcnt opened on Oct 14, 2026

• [Feature Request] Improve Python typing support

  enhancementpythonUX
  tile-ai/tilelang#3507 · Filter by author sepcnt opened on Oct 13, 2026

• [BUG] Eager annotation resolution omits type_params required by Python 3.15

  bugpython
  tile-ai/tilelang#3504 · Filter by author sepcnt opened on Oct 13, 2026

• [BUG] LegalizeSafeMemoryAccess uses backing-buffer units for tvm_access_ptr offsets

  bug
  tile-ai/tilelang#3493 · Filter by author yanglf1121 opened on Oct 12, 2026
  2

• [Ascend] SimtVF remat_idx shared gather COMPILE_FAIL: EvalSet ICHECK(eval_vec_)

  arithascendbug
  tile-ai/tilelang#3491 · Filter by author peanutchan opened on Oct 12, 2026

• [Feature] Define bitwise reductions over floating-point bit patterns (follow-up to #3332)

  enhancement
  tile-ai/tilelang#3480 · Filter by author 173787247 opened on Oct 11, 2026

• [Question] Is the CuTeDSL CI job still covering testcases of the CuTeDSL target?

  question
  tile-ai/tilelang#3475 · Filter by author liggest opened on Oct 10, 2026
  1

• [Tracking][JIT] Support TVM-FFI host execution for NVRTC and CuTeDSL

  enhancement
  tile-ai/tilelang#3471 · Filter by author LeiWang1999 opened on Oct 10, 2026
  1

• [Feature Request][RFC] Clarify T.copy extent semantics and the role of memory scope

  enhancement
  tile-ai/tilelang#3459 · Filter by author LeiWang1999 opened on Oct 8, 2026