llvm-mctoll/ARM/DAG/DAGRaisingInfo.cpp

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1.2 KiB
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//===- DAGRaisingInfo.cpp - Binary raiser utility llvm-mctoll -------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
//
// This file contains the implementaion of DAGRaisingInfo class for use
// by llvm-mctoll.
//
//===----------------------------------------------------------------------===//
#include "DAGRaisingInfo.h"
using namespace llvm;
using namespace llvm::mctoll;
DAGRaisingInfo::DAGRaisingInfo(SelectionDAG &Dag) : DAG(Dag) {}
/// Gets the related IR Value of given SDNode.
Value *DAGRaisingInfo::getRealValue(SDNode *Node) {
assert(Node != nullptr && "Node cannot be nullptr!");
assert(NPMap[Node] != nullptr &&
"Cannot find the corresponding node proprety!");
return NPMap[Node]->Val;
}
/// Set the related IR Value to SDNode.
void DAGRaisingInfo::setRealValue(SDNode *N, Value *V) {
if (NPMap.count(N) == 0)
NPMap[N] = new NodePropertyInfo();
NPMap[N]->Val = V;
}
void DAGRaisingInfo::clear() {
for (auto &Elm : NPMap)
delete Elm.second;
NPMap.clear();
}