---
id: pr-tilelang-2085
repo: tile-ai/tilelang
pr: 2085
title: '[AMD][gfx950] Add ds_read_tr16_b64 / ds_read_tr8_b64 support for gfx950  LDS transpose reads'
author: zhangnju
date: '2026-04-23'
url: https://github.com/tile-ai/tilelang/pull/2085
source_category: upstream-code
architectures:
- sm100
tags:
- cuda kernel
techniques: []
hardware_features: []
kernel_types: []
languages:
- cuda-cpp
captured_at: '2026-05-16'
status: merged
merge_sha: b88bbcb5fa427b9964aba27d69ece29ba998713a
inclusion_reason: Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.
changed_paths:
- src/op/builtin.cc
- src/op/builtin.h
- src/target/codegen_hip.cc
- src/tl_templates/hip/ldsm.h
- testing/python/amd/test_tilelang_ds_read_tr.py
- tilelang/language/__init__.py
- tilelang/language/builtin.py
artifact_dir: evidence/pull-bundles/tilelang/gh-2085
head_ref_oid: 33cde2a0f095a228eece82f5bad4bd4a8409b9b3
---
# [AMD][gfx950] Add ds_read_tr16_b64 / ds_read_tr8_b64 support for gfx950  LDS transpose reads

- Repository: `tile-ai/tilelang`
- PR: [2085](https://github.com/tile-ai/tilelang/pull/2085)
- 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/op/builtin.cc`
- `src/op/builtin.h`
- `src/target/codegen_hip.cc`
- `src/tl_templates/hip/ldsm.h`
- `testing/python/amd/test_tilelang_ds_read_tr.py`
- `tilelang/language/__init__.py`
- `tilelang/language/builtin.py`

## Evidence Bundle

`evidence/pull-bundles/tilelang/gh-2085`
