89 lines
3.1 KiB
Python
89 lines
3.1 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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# pylint: disable=invalid-name
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"""Default legalization function for image operators."""
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from tvm import tirx, topi
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from tvm.ir import Call
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from ...block_builder import BlockBuilder
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from ...expr import Expr
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from .common import register_legalize
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@register_legalize("relax.image.resize2d")
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def _image_resize2d(bb: BlockBuilder, call: Call) -> Expr:
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return bb.call_te(
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topi.image.resize2d,
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call.args[0],
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roi=call.attrs.roi,
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size=call.args[1],
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layout=call.attrs.layout,
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method=call.attrs.method,
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coordinate_transformation_mode=call.attrs.coordinate_transformation_mode,
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rounding_method=call.attrs.rounding_method,
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bicubic_alpha=call.attrs.cubic_alpha,
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bicubic_exclude=call.attrs.cubic_exclude,
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extrapolation_value=call.attrs.extrapolation_value,
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)
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@register_legalize("relax.image.grid_sample")
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def _image_grid_sample(bb: BlockBuilder, call: Call) -> Expr:
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return bb.call_te(
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topi.image.grid_sample,
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call.args[0],
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call.args[1],
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method=call.attrs.method,
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layout=call.attrs.layout,
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padding_mode=call.attrs.padding_mode,
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align_corners=call.attrs.align_corners,
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)
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@register_legalize("relax.image.affine_grid")
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def _image_affine_grid(bb: BlockBuilder, call: Call) -> Expr:
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for v in call.args[1].values:
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if not isinstance(v, int | tirx.IntImm):
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raise ValueError(
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f"affine_grid legalization requires static target_shape, got symbolic value: {v}"
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)
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target_shape = [int(v) for v in call.args[1].values]
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return bb.call_te(
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topi.image.affine_grid,
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call.args[0],
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target_shape=target_shape,
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align_corners=call.attrs.align_corners,
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)
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@register_legalize("relax.image.resize3d")
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def _image_resize3d(bb: BlockBuilder, call: Call) -> Expr:
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return bb.call_te(
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topi.image.resize3d,
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call.args[0],
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roi=call.attrs.roi,
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size=call.args[1],
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layout=call.attrs.layout,
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method=call.attrs.method,
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coordinate_transformation_mode=call.attrs.coordinate_transformation_mode,
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rounding_method=call.attrs.rounding_method,
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bicubic_alpha=call.attrs.cubic_alpha,
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bicubic_exclude=call.attrs.cubic_exclude,
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extrapolation_value=call.attrs.extrapolation_value,
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)
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