1//===- SPIRVRegisterBankInfo.cpp ------------------------------*- C++ -*---===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// This file implements the targeting of the RegisterBankInfo class for SPIR-V.
10//
11//===----------------------------------------------------------------------===//
12
13#include "SPIRVRegisterBankInfo.h"
14#include "SPIRVRegisterInfo.h"
15#include "llvm/ADT/Twine.h"
16#include "llvm/CodeGen/RegisterBank.h"
17
18#define GET_REGINFO_ENUM
19#include "SPIRVGenRegisterInfo.inc"
20
21#define GET_TARGET_REGBANK_IMPL
22#include "SPIRVGenRegisterBank.inc"
23
24using namespace llvm;
25
26// This required for .td selection patterns to work or we'd end up with RegClass
27// checks being redundant as all the classes would be mapped to the same bank.
28const RegisterBank &
29SPIRVRegisterBankInfo::getRegBankFromRegClass(const TargetRegisterClass &RC,
30 LLT Ty) const {
31 if (RC.getID() == SPIRV::TYPERegClassID)
32 return SPIRV::TYPERegBank;
33 return SPIRV::IDRegBank;
34}
35