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/*========================== begin_copyright_notice ============================
Copyright (C) 2025 Intel Corporation
SPDX-License-Identifier: MIT
============================= end_copyright_notice ===========================*/
#include "common/LLVMWarningsPush.hpp"
#include "llvm/Transforms/Scalar/SCCP.h"
#include "llvm/Analysis/DomTreeUpdater.h"
#include "llvm/Analysis/GlobalsModRef.h"
#include "llvmWrapper/Transforms/Scalar/SCCP.h"
#include "llvmWrapper/Transforms/InitializePasses.h"
#include "common/LLVMWarningsPop.hpp"
#include "Compiler/IGCPassSupport.h"
using namespace llvm;
namespace IGCLLVM {
SCCPLegacyPassWrapper::SCCPLegacyPassWrapper() : FunctionPass(ID) {
initializeSCCPLegacyPassWrapperPass(*PassRegistry::getPassRegistry());
PB.registerFunctionAnalyses(FAM);
}
bool SCCPLegacyPassWrapper::runOnFunction(Function &F) {
if (skipFunction(F))
return false;
SCCPPass Implementation;
Implementation.run(F, FAM);
return true;
}
void SCCPLegacyPassWrapper::getAnalysisUsage(AnalysisUsage &AU) const {
AU.addRequired<TargetLibraryInfoWrapperPass>();
AU.addPreserved<GlobalsAAWrapperPass>();
AU.addPreserved<DominatorTreeWrapperPass>();
}
char SCCPLegacyPassWrapper::ID = 0;
Pass *createLegacyWrappedSCCPPass() { return new SCCPLegacyPassWrapper(); }
} // namespace IGCLLVM
using namespace IGCLLVM;
#define PASS_FLAG "sccp-legacy-wrapped"
#define PASS_DESCRIPTION "Sparse Conditional Constant Propagation"
#define PASS_CFG_ONLY false
#define PASS_ANALYSIS false
IGC_INITIALIZE_PASS_BEGIN(SCCPLegacyPassWrapper, PASS_FLAG, PASS_DESCRIPTION, PASS_CFG_ONLY, PASS_ANALYSIS)
IGC_INITIALIZE_PASS_DEPENDENCY(TargetLibraryInfoWrapperPass)
IGC_INITIALIZE_PASS_END(SCCPLegacyPassWrapper, PASS_FLAG, PASS_DESCRIPTION, PASS_CFG_ONLY, PASS_ANALYSIS)
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