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68 lines
3.2 KiB
Python
68 lines
3.2 KiB
Python
import time, sys, hashlib
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from pathlib import Path
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from tinygrad.nn.onnx import OnnxRunner
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from tinygrad import Tensor, dtypes, TinyJit
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from tinygrad.helpers import IMAGE, GlobalCounters, fetch, colored, getenv, trange
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import numpy as np
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from extra.bench_log import BenchEvent, WallTimeEvent
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OPENPILOT_MODEL = sys.argv[1] if len(sys.argv) > 1 else "https://github.com/commaai/openpilot/raw/v0.9.4/selfdrive/modeld/models/supercombo.onnx"
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if __name__ == "__main__":
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run_onnx = OnnxRunner(fetch(OPENPILOT_MODEL))
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Tensor.manual_seed(100)
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input_shapes = {name: spec.shape for name, spec in run_onnx.graph_inputs.items()}
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input_types = {name: spec.dtype for name, spec in run_onnx.graph_inputs.items()}
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new_inputs = {k:Tensor.randn(*shp, dtype=input_types[k]).mul(8).realize() for k,shp in input_shapes.items()}
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new_inputs_junk = {k:Tensor.randn(*shp, dtype=input_types[k]).mul(8).realize() for k,shp in input_shapes.items()}
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new_inputs_junk_numpy = {k:v.numpy() for k,v in new_inputs_junk.items()}
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# benchmark
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for _ in range(5):
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GlobalCounters.reset()
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st = time.perf_counter_ns()
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ret = next(iter(run_onnx(new_inputs_junk).values())).cast(dtypes.float32).numpy()
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print(f"unjitted: {(time.perf_counter_ns() - st)*1e-6:7.4f} ms")
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# NOTE: the inputs to a JIT must be first level arguments
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run_onnx_jit = TinyJit(lambda **kwargs: run_onnx(kwargs), prune=True)
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step_times = []
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for _ in range(20):
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GlobalCounters.reset()
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st = time.perf_counter_ns()
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with WallTimeEvent(BenchEvent.STEP):
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# Need to cast non-image inputs from numpy, this is only realistic way to run model
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inputs = {**{k:v for k,v in new_inputs_junk.items() if 'img' in k},
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**{k:Tensor(v) for k,v in new_inputs_junk_numpy.items() if 'img' not in k}}
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ret = next(iter(run_onnx_jit(**inputs).values())).cast(dtypes.float32).numpy()
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step_times.append(t:=(time.perf_counter_ns() - st)*1e-6)
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print(f"jitted: {t:7.4f} ms")
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if (assert_time:=getenv("ASSERT_MIN_STEP_TIME")):
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min_time = min(step_times)
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assert min_time < assert_time, f"Speed regression, expected min step time of < {assert_time} ms but took: {min_time} ms"
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suffix = ""
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if IMAGE.value < 2: suffix += f"_image{IMAGE.value}" # image=2 has no suffix for compatibility
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if getenv("FLOAT16") == 1: suffix += "_float16"
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path = Path(__file__).parent / "openpilot" / f"{hashlib.md5(OPENPILOT_MODEL.encode()).hexdigest()}{suffix}.npy"
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# validate if we have records
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tinygrad_out = next(iter(run_onnx_jit(**new_inputs).values())).cast(dtypes.float32).numpy()
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if getenv("SAVE_OUTPUT"):
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np.save(path, tinygrad_out)
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print(f"saved output to {path}!")
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elif getenv("FUZZ") and path.exists():
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known_good_out = np.load(path)
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for _ in trange(1000):
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ret = next(iter(run_onnx_jit(**new_inputs).values())).cast(dtypes.float32).numpy()
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np.testing.assert_allclose(known_good_out, ret, atol=1e-2, rtol=1e-2)
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print(colored("fuzz validated!", "green"))
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elif path.exists():
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known_good_out = np.load(path)
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np.testing.assert_allclose(known_good_out, tinygrad_out, atol=1e-2, rtol=1e-2)
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print(colored("outputs validated!", "green"))
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else:
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print(colored("skipping validation", "yellow"))
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