111 lines
4.3 KiB
C++
111 lines
4.3 KiB
C++
//===- MainModule.cpp - Main pybind module --------------------------------===//
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//
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// 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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//
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//===----------------------------------------------------------------------===//
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#include <tuple>
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#include "PybindUtils.h"
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#include "Dialects.h"
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#include "Globals.h"
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#include "IRModule.h"
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#include "Pass.h"
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namespace py = pybind11;
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using namespace mlir;
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using namespace mlir::python;
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// -----------------------------------------------------------------------------
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// Module initialization.
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// -----------------------------------------------------------------------------
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PYBIND11_MODULE(_mlir, m) {
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m.doc() = "MLIR Python Native Extension";
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py::class_<PyGlobals>(m, "_Globals", py::module_local())
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.def_property("dialect_search_modules",
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&PyGlobals::getDialectSearchPrefixes,
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&PyGlobals::setDialectSearchPrefixes)
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.def(
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"append_dialect_search_prefix",
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[](PyGlobals &self, std::string moduleName) {
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self.getDialectSearchPrefixes().push_back(std::move(moduleName));
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self.clearImportCache();
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},
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py::arg("module_name"))
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.def("_register_dialect_impl", &PyGlobals::registerDialectImpl,
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py::arg("dialect_namespace"), py::arg("dialect_class"),
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"Testing hook for directly registering a dialect")
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.def("_register_operation_impl", &PyGlobals::registerOperationImpl,
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py::arg("operation_name"), py::arg("operation_class"),
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py::arg("raw_opview_class"),
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"Testing hook for directly registering an operation");
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// Aside from making the globals accessible to python, having python manage
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// it is necessary to make sure it is destroyed (and releases its python
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// resources) properly.
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m.attr("globals") =
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py::cast(new PyGlobals, py::return_value_policy::take_ownership);
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// Registration decorators.
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m.def(
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"register_dialect",
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[](py::object pyClass) {
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std::string dialectNamespace =
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pyClass.attr("DIALECT_NAMESPACE").cast<std::string>();
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PyGlobals::get().registerDialectImpl(dialectNamespace, pyClass);
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return pyClass;
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},
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py::arg("dialect_class"),
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"Class decorator for registering a custom Dialect wrapper");
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m.def(
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"register_operation",
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[](py::object dialectClass) -> py::cpp_function {
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return py::cpp_function(
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[dialectClass](py::object opClass) -> py::object {
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std::string operationName =
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opClass.attr("OPERATION_NAME").cast<std::string>();
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auto rawSubclass = PyOpView::createRawSubclass(opClass);
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PyGlobals::get().registerOperationImpl(operationName, opClass,
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rawSubclass);
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// Dict-stuff the new opClass by name onto the dialect class.
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py::object opClassName = opClass.attr("__name__");
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dialectClass.attr(opClassName) = opClass;
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// Now create a special "Raw" subclass that passes through
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// construction to the OpView parent (bypasses the intermediate
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// child's __init__).
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opClass.attr("_Raw") = rawSubclass;
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return opClass;
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});
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},
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py::arg("dialect_class"),
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"Produce a class decorator for registering an Operation class as part of "
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"a dialect");
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// Define and populate IR submodule.
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auto irModule = m.def_submodule("ir", "MLIR IR Bindings");
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populateIRCore(irModule);
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populateIRAffine(irModule);
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populateIRAttributes(irModule);
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populateIRInterfaces(irModule);
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populateIRTypes(irModule);
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// Define and populate PassManager submodule.
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auto passModule =
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m.def_submodule("passmanager", "MLIR Pass Management Bindings");
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populatePassManagerSubmodule(passModule);
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// Define and populate dialect submodules.
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auto dialectsModule = m.def_submodule("dialects");
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auto linalgModule = dialectsModule.def_submodule("linalg");
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populateDialectLinalgSubmodule(linalgModule);
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populateDialectSparseTensorSubmodule(
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dialectsModule.def_submodule("sparse_tensor"), irModule);
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}
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