[Benchmark] Add vector_exp benchmark

stack-info: PR: #249, branch: yf225/stack/3

Author: yf225

benchmark/run.py

@@ -24,6 +24,7 @@
     # <tritonbench_op_name>: (<helion_kernel_module_path>, <helion_kernel_function_name>)
     "vector_add": ("examples.add", "add"),
     "embedding": ("examples.embedding", "embedding_tritonbench"),
+    "vector_exp": ("examples.exp", "exp_tritonbench"),
 }
 
 

examples/exp.py

@@ -0,0 +1,33 @@
+from __future__ import annotations
+
+import torch
+
+import helion
+from helion._testing import run_example
+import helion.language as hl
+
+
+@helion.kernel()
+def exp(x: torch.Tensor) -> torch.Tensor:
+    out = torch.empty_like(x)
+    for tile in hl.tile(x.size()):
+        out[tile] = torch.exp(x[tile])
+    return out
+
+
+def exp_tritonbench(x: torch.Tensor) -> dict[str, torch.Tensor]:
+    """Wrapper for tritonbench that returns output in expected format."""
+    return {"output": exp(x)}
+
+
+def check(n: int) -> None:
+    x = torch.randn(n, device="cuda", dtype=torch.float32)
+    run_example(exp, torch.exp, (x,))
+
+
+def main() -> None:
+    check(1024 * 1024)
+
+
+if __name__ == "__main__":
+    main()