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/*========================== begin_copyright_notice ============================
Copyright (C) 2021 Intel Corporation
SPDX-License-Identifier: MIT
============================= end_copyright_notice ===========================*/
#pragma once
#include <array>
#include "Compiler/CISACodeGen/DriverInfo.hpp"
#include "common/LLVMWarningsPush.hpp"
#include "llvm/ADT/StringRef.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/Optional.h"
#include "llvm/IR/ValueHandle.h"
#include "llvm/IR/Constant.h"
#include "common/LLVMWarningsPop.hpp"
namespace IGC {
class RTLoggingManager
{
public:
enum FormatIndex : uint32_t
{
DISPATCH_RAY_INDEX,
TRACE_RAY,
FORWARD_RAY,
NumIndices
};
public:
RTLoggingManager(const CDriverInfo& DriverInfo);
bool isEnabled() const;
llvm::Optional<uint32_t> getIndex(llvm::StringRef FormatString) const;
template <typename Fn>
llvm::Constant* getFormatString(FormatIndex Index, Fn F) {
using namespace llvm;
if (Value* V = FormatCache[Index])
return cast<Constant>(V);
StringRef FormatString = IndexToFormat[Index];
Constant* Val = F(FormatString);
FormatCache[Index] = Val;
return Val;
}
private:
bool Enabled = false;
void addToTable(llvm::StringRef FormatString, FormatIndex Index);
private:
llvm::DenseMap<llvm::StringRef, uint32_t> FormatToIndex;
std::array<llvm::StringRef, NumIndices> IndexToFormat{};
std::array<llvm::WeakVH, NumIndices> FormatCache{};
};
} // namespace IGC
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