---
id: pr-tilelang-2117
repo: tile-ai/tilelang
pr: 2117
title: '[Enhancement][CUDA][SM100] Report unsupported FP6 vector types earlier'
author: TerminusAkivili
date: '2026-04-28'
url: https://github.com/tile-ai/tilelang/pull/2117
source_category: upstream-code
architectures:
- sm100
tags:
- sm100
techniques:
- vectorized-loads
hardware_features:
- blackwell
kernel_types: []
languages:
- cuda-cpp
captured_at: '2026-05-16'
status: merged
merge_sha: 6c6e1709bec4da300a6ea88d34c778ce7a61e623
inclusion_reason: Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.
changed_paths:
- src/target/codegen_cuda.cc
artifact_dir: evidence/pull-bundles/tilelang/gh-2117
head_ref_oid: c2f829843f0bec0329f0023893c6ddbf66491e4e
---
# [Enhancement][CUDA][SM100] Report unsupported FP6 vector types earlier

- Repository: `tile-ai/tilelang`
- PR: [2117](https://github.com/tile-ai/tilelang/pull/2117)
- Decision: `Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.`
- Reason: Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.

## Changed Paths

- `src/target/codegen_cuda.cc`

## Evidence Bundle

`evidence/pull-bundles/tilelang/gh-2117`
