torch-mlir/build_tools/update_shape_lib.sh

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#!/bin/bash
# Updates auto-generated shape library files for the `torch` dialect.
#
# Environment variables:
# TORCH_MLIR_EXT_MODULES: comma-separated list of python module names
# which register custom PyTorch operators upon being imported.
# TORCH_MLIR_EXT_PYTHONPATH: colon-separated list of paths necessary
# for importing PyTorch extensions specified in TORCH_MLIR_EXT_MODULES.
# For more information on supporting custom operators, see:
# ${TORCH_MLIR}/python/torch_mlir/_torch_mlir_custom_op_example/README.md
set -euo pipefail
src_dir="$(realpath "$(dirname "$0")"/..)"
build_dir="$(realpath "${TORCH_MLIR_BUILD_DIR:-$src_dir/build}")"
torch_transforms_cpp_dir="${src_dir}/lib/Dialect/Torch/Transforms"
python_packages_dir="${build_dir}/tools/torch-mlir/python_packages"
pypath="${python_packages_dir}/torch_mlir"
# TODO: Re-enable once custom op support is back.
#if [ ! -z ${TORCH_MLIR_EXT_PYTHONPATH} ]; then
# pypath="${pypath}:${TORCH_MLIR_EXT_PYTHONPATH}"
#fi
#ext_module="torch_mlir._torch_mlir_custom_op_example"
#if [ ! -z ${TORCH_MLIR_EXT_MODULES} ]; then
# ext_module="${ext_module},${TORCH_MLIR_EXT_MODULES} "
#fi
PYTHONPATH="${pypath}" python \
-m torch_mlir.dialects.torch.importer.jit_ir.build_tools.shape_lib_gen \
--torch_transforms_cpp_dir="${torch_transforms_cpp_dir}"
# TODO: Add back to shape_lib_gen invocation once custom op support is back.
# --pytorch_op_extensions=${ext_module} \