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/*========================== begin_copyright_notice ============================
Copyright (C) 2017-2021 Intel Corporation
SPDX-License-Identifier: MIT
============================= end_copyright_notice ===========================*/
#pragma once
#include "Compiler/Optimizer/OCLBIUtils.h"
#include "Compiler/MetaDataUtilsWrapper.h"
#include "common/LLVMWarningsPush.hpp"
#include "llvm/Pass.h"
#include "llvm/IR/InstVisitor.h"
#include "common/LLVMWarningsPop.hpp"
namespace IGC
{
/// @brief BuiltinsConverter pass used for converting calls from OpenCL function call Built-ins
/// to common llvm GenISA intrinsics
class BuiltinsConverter : public llvm::FunctionPass, public llvm::InstVisitor<BuiltinsConverter>
{
public:
static char ID; // Pass identification, replacement for typeid
BuiltinsConverter();
~BuiltinsConverter() {}
/// @brief Provides name of pass
virtual llvm::StringRef getPassName() const override
{
return "BuiltinsConverterFunction";
}
virtual void getAnalysisUsage(llvm::AnalysisUsage& AU) const override
{
AU.addRequired<MetaDataUtilsWrapper>();
AU.addRequired<CodeGenContextWrapper>();
}
// @brief iterate on all the functions in the module and replace calls from __builtin_IB_* to the match
// GenISA intrinsics
virtual bool runOnFunction(llvm::Function& F) override;
void visitCallInst(llvm::CallInst& CI);
protected:
bool fillIndexMap(llvm::Function& F);
unsigned int getResourceIndex(llvm::MDNode* argResourceTypes, unsigned int argNo);
CImagesBI::ParamMap m_argIndexMap;
CImagesBI::InlineMap m_inlineIndexMap;
int m_nextSampler;
CBuiltinsResolver* m_pResolve;
};
} // namespace IGC
extern "C" llvm::FunctionPass* createBuiltinsConverterPass(void);
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