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/*========================== begin_copyright_notice ============================
Copyright (C) 2020-2021 Intel Corporation
SPDX-License-Identifier: MIT
============================= end_copyright_notice ===========================*/
#ifndef __MSAA_INSERT_DISCARD__
#define __MSAA_INSERT_DISCARD__
#include "Compiler/CodeGenContextWrapper.hpp"
#include "common/LLVMWarningsPush.hpp"
#include <llvm/Pass.h>
#include <llvm/IR/InstVisitor.h>
#include "common/LLVMWarningsPop.hpp"
namespace IGC {
class MSAAInsertDiscard : public llvm::FunctionPass, public llvm::InstVisitor<MSAAInsertDiscard> {
private:
bool done{};
llvm::IRBuilder<> *m_builder = nullptr;
CodeGenContextWrapper *m_pCtxWrapper = nullptr;
unsigned int m_kernelSize{};
int getiCMPValue();
public:
static char ID;
MSAAInsertDiscard();
~MSAAInsertDiscard() {}
virtual bool runOnFunction(llvm::Function &F) override;
virtual llvm::StringRef getPassName() const override { return "MSAAInsertDiscard"; }
virtual void getAnalysisUsage(llvm::AnalysisUsage &AU) const override { AU.addRequired<CodeGenContextWrapper>(); }
void visitCallInst(llvm::CallInst &I);
};
} // namespace IGC
#endif
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