bolt/deps/llvm-18.1.8/mlir/lib/Dialect/Transform/PDLExtension/PDLExtension.cpp
2025-02-14 19:21:04 +01:00

69 lines
2.5 KiB
C++

//===- PDLExtension.cpp - PDL extension for the Transform dialect ---------===//
//
// 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 "mlir/Dialect/Transform/PDLExtension/PDLExtension.h"
#include "mlir/Dialect/PDL/IR/PDL.h"
#include "mlir/Dialect/PDL/IR/PDLTypes.h"
#include "mlir/Dialect/PDLInterp/IR/PDLInterp.h"
#include "mlir/Dialect/Transform/IR/TransformDialect.h"
#include "mlir/Dialect/Transform/PDLExtension/PDLExtensionOps.h"
#include "mlir/IR/DialectRegistry.h"
using namespace mlir;
namespace {
/// Implementation of the TransformHandleTypeInterface for the PDL
/// OperationType. Accepts any payload operation.
struct PDLOperationTypeTransformHandleTypeInterfaceImpl
: public transform::TransformHandleTypeInterface::ExternalModel<
PDLOperationTypeTransformHandleTypeInterfaceImpl,
pdl::OperationType> {
/// Accept any operation.
DiagnosedSilenceableFailure
checkPayload(Type type, Location loc, ArrayRef<Operation *> payload) const {
return DiagnosedSilenceableFailure::success();
}
};
} // namespace
namespace {
/// PDL extension of the Transform dialect. This provides transform operations
/// that connect to PDL matching as well as interfaces for PDL types to be used
/// with Transform dialect operations.
class PDLExtension : public transform::TransformDialectExtension<PDLExtension> {
public:
void init() {
registerTransformOps<
#define GET_OP_LIST
#include "mlir/Dialect/Transform/PDLExtension/PDLExtensionOps.cpp.inc"
>();
addDialectDataInitializer<transform::PDLMatchHooks>(
[](transform::PDLMatchHooks &) {});
// Declare PDL as dependent so we can attach an interface to its type in the
// later step.
declareDependentDialect<pdl::PDLDialect>();
// PDLInterp is only relevant if we actually apply the transform IR so
// declare it as generated.
declareGeneratedDialect<pdl_interp::PDLInterpDialect>();
// Make PDL OperationType usable as a transform dialect type.
addCustomInitializationStep([](MLIRContext *context) {
pdl::OperationType::attachInterface<
PDLOperationTypeTransformHandleTypeInterfaceImpl>(*context);
});
}
};
} // namespace
void mlir::transform::registerPDLExtension(DialectRegistry &dialectRegistry) {
dialectRegistry.addExtensions<PDLExtension>();
}