---
id: pr-tilelang-1956
repo: tile-ai/tilelang
pr: 1956
title: Fix T.gemm() on SM75 Turing GPUs by including SM75 MMA headers
author: Greal-dev
date: '2026-03-22'
url: https://github.com/tile-ai/tilelang/pull/1956
source_category: upstream-code
architectures:
- sm100
tags:
- cute
techniques: []
hardware_features: []
kernel_types:
- gemm
languages:
- cute-dsl
captured_at: '2026-05-16'
status: merged
merge_sha: 05dba651f9d48f0c4e09a5c11e8b4372a42c89ff
inclusion_reason: Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.
changed_paths:
- src/tl_templates/cuda/gemm_mma.h
artifact_dir: evidence/pull-bundles/tilelang/gh-1956
head_ref_oid: 83ceb430d42db5dd385e8553889748c88db17fcc
---
# Fix T.gemm() on SM75 Turing GPUs by including SM75 MMA headers

- Repository: `tile-ai/tilelang`
- PR: [1956](https://github.com/tile-ai/tilelang/pull/1956)
- 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/tl_templates/cuda/gemm_mma.h`

## Evidence Bundle

`evidence/pull-bundles/tilelang/gh-1956`
