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Add TLX attention (WS pipelined pingpong hopper) #320

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Add TLX attention (WS pipelined pingpong hopper) #320

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22 changes: 22 additions & 0 deletions tritonbench/operators/flash_attention/operator.py
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Original file line number Diff line number Diff line change
Expand Up @@ -136,6 +136,18 @@
except (ImportError, IOError, AttributeError, TypeError):
HAS_XFORMERS = False

# [Optional] TLX backend
try:
import triton.language.extra.tlx as tlx

from .tlx_attn_ws_pipelined_pingpong_hopper import (
attention as tlx_attn_ws_pipelined_pingpong_hopper,
)

HAS_TLX = True
except (ImportError, IOError, AttributeError):
HAS_TLX = False

from typing import Any, Generator, List

from tritonbench.utils.input import input_filter
Expand Down Expand Up @@ -299,6 +311,16 @@ def triton_tutorial_flash_v2_tma(
q, k, v, self.causal, self.sm_scale, "tma"
)

@register_benchmark(enabled=HAS_TLX)
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Is the intention to run on CI? If you just want to trigger this test directly you can do with enabled=False and without any risk of it running on hardware you don't expect (e.g. MI300), which it will by default right now.

def tlx_attn_ws_pipelined_pingpong_hopper(
self,
q: torch.Tensor,
k: torch.Tensor,
v: torch.Tensor,
) -> Callable:
# TLX flash attention with Hopper optimizations
return lambda: tlx_attn_ws_pipelined_pingpong_hopper(q, k, v, self.sm_scale)

def xformers_preprocess(
self,
q: torch.Tensor,
Expand Down
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