| //===- SPIRVRegisterBankInfo.cpp ------------------------------*- 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 implements the targeting of the RegisterBankInfo class for SPIR-V. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "SPIRVRegisterBankInfo.h" |
| #include "SPIRVRegisterInfo.h" |
| #include "llvm/CodeGen/RegisterBank.h" |
| |
| #define GET_REGINFO_ENUM |
| #include "SPIRVGenRegisterInfo.inc" |
| |
| #define GET_TARGET_REGBANK_IMPL |
| #include "SPIRVGenRegisterBank.inc" |
| |
| using namespace llvm; |
| |
| // This required for .td selection patterns to work or we'd end up with RegClass |
| // checks being redundant as all the classes would be mapped to the same bank. |
| const RegisterBank & |
| SPIRVRegisterBankInfo::getRegBankFromRegClass(const TargetRegisterClass &RC, |
| LLT Ty) const { |
| switch (RC.getID()) { |
| case SPIRV::TYPERegClassID: |
| return SPIRV::TYPERegBank; |
| case SPIRV::pIDRegClassID: |
| case SPIRV::IDRegClassID: |
| return SPIRV::IDRegBank; |
| case SPIRV::fIDRegClassID: |
| return SPIRV::fIDRegBank; |
| case SPIRV::vIDRegClassID: |
| return SPIRV::vIDRegBank; |
| case SPIRV::vfIDRegClassID: |
| return SPIRV::vfIDRegBank; |
| case SPIRV::ANYIDRegClassID: |
| case SPIRV::ANYRegClassID: |
| return SPIRV::IDRegBank; |
| } |
| llvm_unreachable("Unknown register class"); |
| } |