rocm_jax/tests/jaxpr_util_test.py
Matthew Johnson 0a693faf48 add pjit forwarding rule
Co-authored-by: Roy Frostig <frostig@google.com>
2024-05-25 17:46:01 +00:00

123 lines
3.7 KiB
Python

# Copyright 2020 The JAX Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import os
import gzip
import json
from absl.testing import absltest
import jax
from jax import jit, make_jaxpr, numpy as jnp
from jax._src import config
from jax._src import jaxpr_util
from jax._src import test_util as jtu
from jax._src.lib import xla_client
config.parse_flags_with_absl()
class JaxprStatsTest(jtu.JaxTestCase):
def test_primitives(self):
def f(x, y):
s = jit(jnp.sin)(x)
return jnp.sin(s) + jnp.cos(y)
hist = jaxpr_util.primitives(make_jaxpr(f)(1., 1.).jaxpr)
primitives = ['add', 'sin', 'cos']
primitives.append('pjit')
for k in primitives:
assert k in hist, k
self.assertEqual(hist['sin'], 2)
self.assertTrue(all(count == 1 for k, count in hist.items() if k != 'sin'))
def test_primitives_by_source(self):
def f(x, y):
s = jnp.sin(x)
return jnp.sin(s) + jnp.cos(y)
hist = jaxpr_util.primitives_by_source(make_jaxpr(f)(1., 1.).jaxpr)
sin_keys = [k for k in hist.keys() if k.startswith('sin @ ')]
rem_keys = [k for k in hist.keys() if not k.startswith('sin @ ')]
self.assertEqual(sum(hist[k] for k in sin_keys), 2)
self.assertTrue(all(hist[k] == 1 for k in rem_keys))
def test_primitives_by_shape(self):
def f(x, y):
def sub(x, y):
return jnp.sum(jnp.array([x, y]))
s = jit(sub)(x, y)
return jnp.sin(s) + jnp.cos(y)
hist = jaxpr_util.primitives_by_shape(make_jaxpr(f)(1., 1.).jaxpr)
t = '64' if config.enable_x64.value else '32'
shapes = [
f'add :: float{t}[]',
f'sin :: float{t}[]',
f'cos :: float{t}[]',
f'reduce_sum :: float{t}[]',
f'concatenate :: float{t}[2]',
f'pjit :: float{t}[]',
]
for k in shapes:
self.assertEqual(hist[k], 1)
def test_source_locations(self):
def f(x, y):
s = jnp.sin(x) # sin
return jnp.sin(s) + jnp.cos(y) # sin, cos, add
hist = jaxpr_util.source_locations(make_jaxpr(f)(1., 1.).jaxpr)
self.assertEqual(sum(hist.values()), 4)
def test_source_locations_exclude_contextlib(self):
def f(x):
# This generates a stack where the most recent non-jax frame
# comes from contextlib.
return jax.named_call(jnp.cos, name='test')(x)
hist = jaxpr_util.source_locations(make_jaxpr(f)(jnp.arange(8.)).jaxpr)
for filename in hist.keys():
self.assertIn(os.path.basename(__file__), filename)
def test_print_histogram(self):
def f(x, y):
s = jit(jnp.sin)(x)
return jnp.sin(s) + jnp.cos(y)
hist = jaxpr_util.primitives_by_source(make_jaxpr(f)(1., 1.).jaxpr)
jaxpr_util.print_histogram(hist)
def test_pprof_equation_profile(self):
def f(x, y):
s = jit(jnp.sin)(x)
return jnp.sin(s) + jnp.cos(y)
profile_gz = jaxpr_util.pprof_equation_profile(make_jaxpr(f)(1., 1.).jaxpr)
profile_proto = gzip.decompress(profile_gz)
json_str = xla_client._xla.pprof_profile_to_json(profile_proto)
profile = json.loads(json_str)
self.assertSetEqual(
{"sampleType", "sample", "stringTable", "location", "function"},
set(profile.keys()))
if __name__ == "__main__":
absltest.main()