llvm-project/mlir/lib/TableGen/OpTrait.cpp

54 lines
1.9 KiB
C++

//===- OpTrait.cpp - OpTrait class ----------------------------------------===//
//
// Copyright 2019 The MLIR Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// =============================================================================
//
// OpTrait wrapper to simplify using TableGen Record defining a MLIR OpTrait.
//
//===----------------------------------------------------------------------===//
#include "mlir/TableGen/OpTrait.h"
#include "mlir/TableGen/Predicate.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/Support/FormatVariadic.h"
#include "llvm/TableGen/Error.h"
#include "llvm/TableGen/Record.h"
using namespace mlir;
mlir::tblgen::OpTrait mlir::tblgen::OpTrait::create(const llvm::Init *init) {
auto def = cast<llvm::DefInit>(init)->getDef();
if (def->isSubClassOf("PredOpTrait"))
return OpTrait(Kind::Pred, def);
assert(def->isSubClassOf("NativeOpTrait"));
return OpTrait(Kind::Native, def);
}
mlir::tblgen::OpTrait::OpTrait(Kind kind, const llvm::Record *def)
: def(def), kind(kind){};
llvm::StringRef mlir::tblgen::NativeOpTrait::getTrait() const {
return def->getValueAsString("trait");
}
std::string mlir::tblgen::PredOpTrait::getPredTemplate() const {
auto pred = tblgen::Pred(def->getValueInit("pred"));
return pred.getCondition();
}
llvm::StringRef mlir::tblgen::PredOpTrait::getDescription() const {
return def->getValueAsString("desc");
}