mirror of https://github.com/llvm/torch-mlir
48 lines
1.6 KiB
Python
48 lines
1.6 KiB
Python
# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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# See https://llvm.org/LICENSE.txt for license information.
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# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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"""Value coders for built-in and common scenarios."""
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from typing import Union
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from _npcomp.mlir import ir
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from .interfaces import *
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__all__ = [
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"BuiltinsValueCoder",
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]
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_NotImplementedType = type(NotImplemented)
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class BuiltinsValueCoder(ValueCoder):
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"""Value coder for builtin python types."""
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__slots__ = []
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def code_py_value_as_const(self, env: Environment,
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py_value) -> Union[_NotImplementedType, ir.Value]:
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ir_h = env.ir_h
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ir_c = ir_h.context
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if py_value is True:
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return ir_h.basicpy_bool_constant_op(True).result
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elif py_value is False:
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return ir_h.basicpy_bool_constant_op(False).result
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elif py_value is None:
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return ir_h.basicpy_singleton_op(ir_h.basicpy_NoneType).result
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elif isinstance(py_value, int):
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ir_type = env.target.impl_int_type
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ir_attr = ir_c.integer_attr(ir_type, py_value)
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return ir_h.constant_op(ir_type, ir_attr).result
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elif isinstance(py_value, float):
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ir_type = env.target.impl_float_type
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ir_attr = ir_c.float_attr(ir_type, py_value)
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return ir_h.constant_op(ir_type, ir_attr).result
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elif isinstance(py_value, str):
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return ir_h.basicpy_str_constant_op(py_value).result
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elif isinstance(py_value, bytes):
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return ir_h.basicpy_bytes_constant_op(py_value).result
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elif isinstance(py_value, type(...)):
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return ir_h.basicpy_singleton_op(ir_h.basicpy_EllipsisType).result
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return NotImplemented
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