Skip to content
KernelIndex
Search⌘K

torch.compile (inductor)

PyTorch · python · MIT

Use it

Vendorable · source mirrored · MITView source →

No package. Vendor the mirrored source: 27 lines, MIT.

98_KLDivLoss.py
curl "https://kernelindex.com/api/v1/implementations/kernelbench-l1-98-kldivloss-torch-compile-inductor?include=source"
interfacepython · torch_compile_inductor
symbolModel.forward
Compatibility
measured onNVIDIA H100
declared hardwaredeclared only
architectures—
dtypes

Benchmark evidence

2 measurements across 1 GPU, fastest first.

Operation / workload
Hardware
Latency
Rank
Observed
KLDivLossfp32 · [16384, 16384]
NVIDIA H100
779.0µs±2.43
#1 of 2
2026-03-05
KLDivLossfp32 · [16384, 16384]
NVIDIA H100
1.14ms±0.00
#1 of 2
2026-03-05

Reported · How evidence levels are derived →

Source and license

sourceavailable
revision digestsha256:205fa7c992bc8096b3fc113217ed35a0fed337ce96c3ae343049523507635e51
license declaredMIT
license concludedMIT
imported2026-08-26

Kernel source

98_KLDivLoss.py27 lines
import torch
import torch.nn as nn

class Model(nn.Module):
    """
    A model that computes Kullback-Leibler Divergence for comparing two distributions.

    Parameters:
        None
    """
    def __init__(self):
        super(Model, self).__init__()

    def forward(self, predictions, targets):
        return torch.nn.functional.kl_div(torch.log(predictions), targets, reduction='batchmean')

batch_size = 8192 * 2
input_shape = (8192 * 2,)
dim = 1

def get_inputs():
    scale = torch.rand(())
    return [(torch.rand(batch_size, *input_shape)*scale).softmax(dim=-1), torch.rand(batch_size, *input_shape).softmax(dim=-1)]

def get_init_inputs():
    return []

Source code from KernelBench, © 2023 Anne Ouyang, Simon Guo, Azalia Mirhoseini (Scaling Intelligence Lab, Stanford University), MIT License · MIT

Best evidence level for this revision: reported

JSON