wehub-resource-sync
60 lines
2.2 KiB
Python
60 lines
2.2 KiB
Python
# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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"""Common relax pass instrumentation across IR variants."""
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import tvm
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from tvm import relax
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@tvm.instrument.pass_instrument
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class WellFormedInstrument:
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"""An instrument that checks the input/output IRModule of the Pass
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is well formed. It will skip specific passes, like Normalize.
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Parameters
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----------
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check_ty: bool
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If True, validate the type in the module. If False,
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skip these checks.
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validate_before_transform: bool
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If True (default), perform a well-formed check before running
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a transform. If False, only perform the well-formed check
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after running a transform.
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"""
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def __init__(self, check_ty: bool = True, validate_before_transform: bool = True):
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self.skip_pass_name = ["Normalize", "NormalizeGlobalVar", "ResolveGlobals"]
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self.check_ty = check_ty
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self.validate_before_transform = validate_before_transform
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def run_before_pass(self, mod, pass_info):
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if self.validate_before_transform:
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self._check(mod, pass_info.name, "Before")
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def run_after_pass(self, mod, pass_info):
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self._check(mod, pass_info.name, "After")
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def _check(self, mod, pass_name, name_prefix):
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if pass_name not in self.skip_pass_name:
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is_well_formed = relax.analysis.check_well_formed(mod, self.check_ty)
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if not is_well_formed:
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mod.show(name=f"{name_prefix}{pass_name}")
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assert is_well_formed
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