MCPcopy Create free account
hub / github.com/FlashSampling/FlashSampling / _shorten_kernel

Function _shorten_kernel

benchmarking/plot_ncu_kernel_breakdown.py:135–184  ·  view source on GitHub ↗

Shorten verbose CUDA kernel names for legend readability.

(name: str)

Source from the content-addressed store, hash-verified

133
134
135def _shorten_kernel(name: str) -> str:
136 """Shorten verbose CUDA kernel names for legend readability."""
137 if "fused_mm_sample" in name:
138 return "fmms_kernel"
139 # FMMS post-kernel reductions (must come before generic triton_red pattern)
140 if "triton_red_fused_add_gather_max" in name or "triton_per_fused_add_gather_max" in name:
141 return "reduction"
142 if "triton_poi_fused_argmax_gather_stack" in name:
143 return "TP winner select"
144 # torch.compile fused kernels: split by what they actually compute.
145 # Names encode the fused ops, e.g. triton_red_fused__softmax_div_ge_...
146 if "triton_poi_fused" in name or "triton_red_fused" in name or "triton_per_fused" in name:
147 if "_arange_" in name:
148 return "arange"
149 if "_softmax_" in name:
150 return "softmax + masking"
151 if "_amax_" in name or "_where_" in name:
152 return "top-k masking"
153 if "_div_" in name:
154 return "temp scaling"
155 return "torch.compile fused"
156 if "gemv2T" in name or "gemm" in name:
157 return "cuBLAS matmul"
158 if "flashinfer::SamplingFromLogits" in name:
159 return "FI SamplingFromLogits"
160 if "flashinfer::TopPSamplingFromProb" in name:
161 return "FI TopPSamplingFromProb"
162 if "flashinfer::RadixTopKMask" in name:
163 return "FI RadixTopKMask"
164 if "flashinfer::" in name:
165 start = name.index("flashinfer::") + len("flashinfer::")
166 end = name.index("<", start) if "<" in name[start:] else len(name)
167 return f"FI {name[start:end]}"
168 if "cunn_SoftMax" in name:
169 return "softmax"
170 if "distribution_elementwise" in name:
171 return "rand / multinomial"
172 if "ArgMaxOps" in name:
173 return "argmax"
174 if "reduce_kernel" in name:
175 return "reduce"
176 if "vectorized_elementwise" in name or "elementwise_kernel" in name:
177 return "elementwise"
178 if "_assert_async" in name:
179 return "assert_async"
180 if "direct_copy" in name or "unrolled_elementwise" in name:
181 return "copy / cast"
182 if "CatArrayBatchedCopy" in name:
183 return "all-gather concat"
184 return name[:40]
185
186
187def _label_bar(ax, rect, text: str, min_height: float = 0.3) -> None:

Callers

nothing calls this directly

Calls

no outgoing calls

Tested by

no test coverage detected