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VECustomDAG.cpp
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VECustomDAG.cpp
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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 interfaces that VE uses to lower LLVM code into a
// selection DAG.
//
//===----------------------------------------------------------------------===//
#include "VECustomDAG.h"
#ifndef DEBUG_TYPE
#define DEBUG_TYPE "vecustomdag"
#endif
namespace llvm {
/// \returns the VVP_* SDNode opcode corresponsing to \p OC.
Optional<unsigned> getVVPOpcode(unsigned Opcode) {
switch (Opcode) {
#define HANDLE_VP_TO_VVP(VPOPC, VVPNAME) \
case ISD::VPOPC: \
return VEISD::VVPNAME;
#define ADD_VVP_OP(VVPNAME, SDNAME) \
case VEISD::VVPNAME: \
case ISD::SDNAME: \
return VEISD::VVPNAME;
#include "VVPNodes.def"
}
return None;
}
bool isVVPBinaryOp(unsigned VVPOpcode) {
switch (VVPOpcode) {
#define ADD_BINARY_VVP_OP(VVPNAME, ...) \
case VEISD::VVPNAME: \
return true;
#include "VVPNodes.def"
}
return false;
}
SDValue VECustomDAG::getConstant(uint64_t Val, EVT VT, bool IsTarget,
bool IsOpaque) const {
return DAG.getConstant(Val, DL, VT, IsTarget, IsOpaque);
}
SDValue VECustomDAG::getBroadcast(EVT ResultVT, SDValue Scalar,
SDValue AVL) const {
return getNode(VEISD::VEC_BROADCAST, ResultVT, {Scalar, AVL});
}
} // namespace llvm