mirror of https://github.com/llvm/torch-mlir
83 lines
3.1 KiB
C++
83 lines
3.1 KiB
C++
//===- MlirIr.cpp - MLIR IR Bindings --------------------------------------===//
|
|
//
|
|
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
// See https://llvm.org/LICENSE.txt for license information.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "npcomp/Python/MlirPass.h"
|
|
#include "npcomp/Python/MlirInit.h"
|
|
#include "npcomp/Python/NpcompModule.h"
|
|
|
|
#include "mlir/Pass/PassRegistry.h"
|
|
|
|
namespace mlir {
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Module initialization
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
void defineMlirPassModule(py::module m) {
|
|
m.doc() = "Python bindings for mlir pass infra";
|
|
|
|
PyPassManager::bind(m);
|
|
}
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// PassManager
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
void PyPassManager::bind(py::module m) {
|
|
py::class_<PyPassManager>(m, "PassManager")
|
|
.def(py::init<std::shared_ptr<PyContext>, bool>(), py::arg("context"),
|
|
py::arg("verifyModules") = true)
|
|
.def(
|
|
"enableCrashReproducerGeneration",
|
|
[](PyPassManager &self, std::string outputFile,
|
|
bool genLocalReproducer) {
|
|
self.passManager.enableCrashReproducerGeneration(
|
|
outputFile, genLocalReproducer);
|
|
},
|
|
py::arg("outputFile"), py::arg("genLocalReproducer") = false)
|
|
.def("__len__",
|
|
[](PyPassManager &self) { return self.passManager.size(); })
|
|
.def("__str__",
|
|
[](PyPassManager &self) {
|
|
std::string spec;
|
|
llvm::raw_string_ostream stream(spec);
|
|
self.passManager.printAsTextualPipeline(stream);
|
|
return spec;
|
|
})
|
|
.def("run",
|
|
[](PyPassManager &self, PyModuleOp &module) {
|
|
if (module.context.get() != self.context.get()) {
|
|
throw py::raiseValueError(
|
|
"Expected a module with the same context "
|
|
"as the PassManager");
|
|
}
|
|
if (failed(self.passManager.run(module.moduleOp))) {
|
|
// TODO: Wrap propagate context diagnostics
|
|
throw py::raisePyError(PyExc_RuntimeError,
|
|
"Could not run passes");
|
|
}
|
|
})
|
|
.def("addPassPipelines", [](PyPassManager &self, py::args passPipelines) {
|
|
std::string error;
|
|
llvm::raw_string_ostream error_stream(error);
|
|
for (auto pyPassPipeline : passPipelines) {
|
|
auto passPipeline = pyPassPipeline.cast<std::string>();
|
|
if (failed(mlir::parsePassPipeline(passPipeline, self.passManager,
|
|
error_stream))) {
|
|
std::string message = "failed to parse pass pipeline '";
|
|
message.append(passPipeline);
|
|
message.append("': ");
|
|
message.append(error);
|
|
throw py::raiseValueError(message);
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
} // namespace mlir
|