Ilia Diachkov 3544d200d9 [SPIRV] add IR regularization pass
The patch adds the regularization pass that prepare LLVM IR for
the IR translation. It also contains following changes:
- reduce indentation, make getNonParametrizedType, getSamplerType,
getPipeType, getImageType, getSampledImageType static in SPIRVBuiltins,
- rename mayBeOclOrSpirvBuiltin to getOclOrSpirvBuiltinDemangledName,
- move isOpenCLBuiltinType, isSPIRVBuiltinType, isSpecialType from
SPIRVGlobalRegistry.cpp to SPIRVUtils.cpp, renaming isSpecialType to
isSpecialOpaqueType,
- implment getTgtMemIntrinsic() in SPIRVISelLowering,
- add hasSideEffects = 0 in Pseudo (SPIRVInstrFormats.td),
- add legalization rule for G_MEMSET, correct G_BRCOND rule,
- add capability processing for OpBuildNDRange in SPIRVModuleAnalysis,
- don't correct types of registers holding constants and used in
G_ADDRSPACE_CAST (SPIRVPreLegalizer.cpp),
- lower memset/bswap intrinsics to functions in SPIRVPrepareFunctions,
- change TargetLoweringObjectFileELF to SPIRVTargetObjectFile
in SPIRVTargetMachine.cpp,
- correct comments.
5 LIT tests are added to show the improvement.

Differential Revision: https://reviews.llvm.org/D133253

Co-authored-by: Aleksandr Bezzubikov <zuban32s@gmail.com>
Co-authored-by: Michal Paszkowski <michal.paszkowski@outlook.com>
Co-authored-by: Andrey Tretyakov <andrey1.tretyakov@intel.com>
Co-authored-by: Konrad Trifunovic <konrad.trifunovic@intel.com>
2022-09-15 15:53:44 +03:00

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//===-- SPIRV.h - Top-level interface for SPIR-V representation -*- 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
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIB_TARGET_SPIRV_SPIRV_H
#define LLVM_LIB_TARGET_SPIRV_SPIRV_H
#include "MCTargetDesc/SPIRVMCTargetDesc.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/Target/TargetMachine.h"
namespace llvm {
class SPIRVTargetMachine;
class SPIRVSubtarget;
class InstructionSelector;
class RegisterBankInfo;
ModulePass *createSPIRVPrepareFunctionsPass();
FunctionPass *createSPIRVRegularizerPass();
FunctionPass *createSPIRVPreLegalizerPass();
FunctionPass *createSPIRVEmitIntrinsicsPass(SPIRVTargetMachine *TM);
InstructionSelector *
createSPIRVInstructionSelector(const SPIRVTargetMachine &TM,
const SPIRVSubtarget &Subtarget,
const RegisterBankInfo &RBI);
void initializeSPIRVModuleAnalysisPass(PassRegistry &);
void initializeSPIRVPreLegalizerPass(PassRegistry &);
void initializeSPIRVEmitIntrinsicsPass(PassRegistry &);
} // namespace llvm
#endif // LLVM_LIB_TARGET_SPIRV_SPIRV_H