beanduan22 opened a new issue, #19592:
URL: https://github.com/apache/tvm/issues/19592
```
import sys
import numpy as np
import onnx
import tvm
from onnx import TensorProto, helper
from tvm import relax
from tvm.relax.frontend.onnx import from_onnx
x = np.array([[80000.0, 80001.0, 80002.0, 80003.0]], dtype=np.float32)
s = np.ones(4, dtype=np.float32)
b = np.zeros(4, dtype=np.float32)
node = helper.make_node("LayerNormalization", ["x", "s", "b"], ["y"],
axis=-1, epsilon=1e-5)
graph = helper.make_graph(
[node],
"g",
[
helper.make_tensor_value_info("x", TensorProto.FLOAT, [1, 4]),
helper.make_tensor_value_info("s", TensorProto.FLOAT, [4]),
helper.make_tensor_value_info("b", TensorProto.FLOAT, [4]),
],
[helper.make_tensor_value_info("y", TensorProto.FLOAT, [1, 4])],
)
model = helper.make_model(graph, opset_imports=[helper.make_opsetid("", 17)])
model.ir_version = 9
onnx.checker.check_model(model)
mod = from_onnx(model, keep_params_in_input=False)
with tvm.transform.PassContext(opt_level=3):
ex = tvm.compile(mod, target=tvm.target.Target("llvm"))
vm = relax.VirtualMachine(ex, tvm.cpu())
y = vm["main"](
tvm.runtime.tensor(x, tvm.cpu()),
tvm.runtime.tensor(s, tvm.cpu()),
tvm.runtime.tensor(b, tvm.cpu()),
).numpy()
x64 = x.astype(np.float64)
expected = ((x64 - x64.mean(axis=-1, keepdims=True)) / np.sqrt(((x64 -
x64.mean(axis=-1, keepdims=True)) ** 2).mean(axis=-1, keepdims=True) +
1e-5)).astype(np.float32)
wrong = bool(np.isfinite(expected).all() and not np.isfinite(y).all())
print("TVM:", y.tolist())
print("Expected:", expected.tolist())
print("Wrong:", wrong)
sys.exit(0 if wrong else 1)
```
output:
```
TVM: [[nan, nan, nan, nan]]
Expected: [[-1.3416354656219482, -0.4472118020057678, 0.4472118020057678,
1.3416354656219482]]
Wrong: True
```
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