sunnypilot v2026.002.000

version: sunnypilot v2026.002.000 (staging)
date: 2026-07-21T07:44:02
master commit: 2c334ede443d7391d27575af8c854a095ba702a8

tinygrad_repo/extra/gemm/simple_matvec.py

@@ -0,0 +1,30 @@
+import numpy as np
+from tinygrad.helpers import getenv
+from tinygrad import dtypes, Tensor, Device
+dtype_in = dtypes.half if getenv("HALF") else dtypes.bfloat16 if getenv("BFLOAT16") else dtypes.float
+acc_dtype = dtypes.half if getenv("ACC_HALF") else dtypes.bfloat16 if getenv("ACC_BFLOAT16") else None
+
+GPUS = getenv("GPUS", 0)
+M = getenv("M", 16384)
+N = getenv("N", 4096)
+CNT = getenv("CNT", 10)
+ATOL = getenv("ATOL", 1e-4)
+RTOL = getenv("RTOL", 3e-2)
+
+def _rand(device):
+  a, b = Tensor.rand(M, N, dtype=dtype_in).realize(), Tensor.rand(N, dtype=dtype_in).realize()
+  if isinstance(device, tuple):
+    a.shard_(device, axis=1)
+    b.shard_(device, axis=0)
+  return a, b
+
+if __name__ == "__main__":
+  device = tuple(f"{Device.DEFAULT}:{i}" for i in range(GPUS)) if GPUS > 1 else Device.DEFAULT
+  a, b = _rand(device)
+  for i in range(CNT):
+    if i > 0 and getenv("RAND", 0) != 0:
+      a, b = _rand(device)
+    c = a.matmul(b, dtype=acc_dtype).realize()
+  nc = c.numpy()
+  comp = a.numpy().astype(np.float32) @ b.numpy().astype(np.float32)
+  np.testing.assert_allclose(nc, comp, atol=ATOL, rtol=RTOL)