📰 trunk/fa129027d2c2feb1a6e2af8e7152d2634d716a3c: [MPS] Add `native_group_norm` Metal implementation (#183830)

Part of #182805
Performance was measured with the following script
Click to expand
import csv
import itertools
import sys
import math
import warnings

import torch
import torch.nn.functional as F
import torch.utils.benchmark as benchmark

warnings.filterwarnings('ignore')

device = torch.device("mps")

MIN_RUN_TIME = 0.1 # seconds per benchmark...