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//===------------ VECustomDAG.h - VE Custom DAG Nodes -----------*- C++ -*-===//
//
// 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 defines the helper functions that VE uses to lower LLVM code into a
// selection DAG. For example, hiding SDLoc, and easy to use SDNodeFlags.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIB_TARGET_VE_VECUSTOMDAG_H
#define LLVM_LIB_TARGET_VE_VECUSTOMDAG_H
#include "VE.h"
#include "VEISelLowering.h"
#include "llvm/CodeGen/SelectionDAG.h"
#include "llvm/CodeGen/TargetLowering.h"
namespace llvm {
Optional<unsigned> getVVPOpcode(unsigned Opcode);
bool isVVPBinaryOp(unsigned Opcode);
bool isPackedVectorType(EVT SomeVT);
class VECustomDAG {
SelectionDAG &DAG;
SDLoc DL;
public:
SelectionDAG *getDAG() const { return &DAG; }
VECustomDAG(SelectionDAG &DAG, SDLoc DL) : DAG(DAG), DL(DL) {}
VECustomDAG(SelectionDAG &DAG, SDValue WhereOp) : DAG(DAG), DL(WhereOp) {}
VECustomDAG(SelectionDAG &DAG, const SDNode *WhereN) : DAG(DAG), DL(WhereN) {}
/// getNode {
SDValue getNode(unsigned OC, SDVTList VTL, ArrayRef<SDValue> OpV,
Optional<SDNodeFlags> Flags = None) const {
auto N = DAG.getNode(OC, DL, VTL, OpV);
if (Flags)
N->setFlags(*Flags);
return N;
}
SDValue getNode(unsigned OC, ArrayRef<EVT> ResVT, ArrayRef<SDValue> OpV,
Optional<SDNodeFlags> Flags = None) const {
auto N = DAG.getNode(OC, DL, ResVT, OpV);
if (Flags)
N->setFlags(*Flags);
return N;
}
SDValue getNode(unsigned OC, EVT ResVT, ArrayRef<SDValue> OpV,
Optional<SDNodeFlags> Flags = None) const {
auto N = DAG.getNode(OC, DL, ResVT, OpV);
if (Flags)
N->setFlags(*Flags);
return N;
}
SDValue getUNDEF(EVT VT) const { return DAG.getUNDEF(VT); }
/// } getNode
SDValue getConstant(uint64_t Val, EVT VT, bool IsTarget = false,
bool IsOpaque = false) const;
SDValue getBroadcast(EVT ResultVT, SDValue Scalar, SDValue AVL) const;
};
} // namespace llvm
#endif // LLVM_LIB_TARGET_VE_VECUSTOMDAG_H
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