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

73 lines
2.4 KiB
C++

//===- OpTrait.cpp - OpTrait class ----------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
//
// OpTrait wrapper to simplify using TableGen Record defining a MLIR OpTrait.
//
//===----------------------------------------------------------------------===//
#include "mlir/TableGen/OpTrait.h"
#include "mlir/TableGen/Interfaces.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;
using namespace mlir::tblgen;
OpTrait OpTrait::create(const llvm::Init *init) {
auto def = cast<llvm::DefInit>(init)->getDef();
if (def->isSubClassOf("PredOpTrait"))
return OpTrait(Kind::Pred, def);
if (def->isSubClassOf("GenInternalOpTrait"))
return OpTrait(Kind::Internal, def);
if (def->isSubClassOf("OpInterfaceTrait"))
return OpTrait(Kind::Interface, def);
assert(def->isSubClassOf("NativeOpTrait"));
return OpTrait(Kind::Native, def);
}
OpTrait::OpTrait(Kind kind, const llvm::Record *def) : def(def), kind(kind) {}
llvm::StringRef NativeOpTrait::getTrait() const {
return def->getValueAsString("trait");
}
llvm::StringRef InternalOpTrait::getTrait() const {
return def->getValueAsString("trait");
}
std::string PredOpTrait::getPredTemplate() const {
auto pred = Pred(def->getValueInit("predicate"));
return pred.getCondition();
}
llvm::StringRef PredOpTrait::getSummary() const {
return def->getValueAsString("summary");
}
OpInterface InterfaceOpTrait::getOpInterface() const {
return OpInterface(def);
}
std::string InterfaceOpTrait::getTrait() const {
llvm::StringRef trait = def->getValueAsString("trait");
llvm::StringRef cppNamespace = def->getValueAsString("cppNamespace");
return cppNamespace.empty() ? trait.str()
: (cppNamespace + "::" + trait).str();
}
bool InterfaceOpTrait::shouldDeclareMethods() const {
return def->isSubClassOf("DeclareOpInterfaceMethods");
}
std::vector<StringRef> InterfaceOpTrait::getAlwaysDeclaredMethods() const {
return def->getValueAsListOfStrings("alwaysOverriddenMethods");
}