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/*========================== begin_copyright_notice ============================
Copyright (C) 2021 Intel Corporation
SPDX-License-Identifier: MIT
============================= end_copyright_notice ===========================*/
#ifndef VC_UTILS_GENX_BREAKCONST_H
#define VC_UTILS_GENX_BREAKCONST_H
#include <llvm/IR/Instructions.h>
#include <llvm/IR/Operator.h>
#include <llvm/IR/Value.h>
#include "vc/Support/CompilationStage.h"
namespace vc {
// breakConstantVector : break vector of constexprs into a sequence of
// InsertElementInsts.
// CV - vector to break
// CurInst - Instruction CV is a part of
// InsertPt - point to insert new instructions at
// Return the last InsertElementInst in the resulting chain,
// or nullptr if there're no constexprs in CV.
llvm::Value *breakConstantVector(llvm::ConstantVector *CV,
llvm::Instruction *CurInst,
llvm::Instruction *InsertPt,
vc::LegalizationStage LegStage);
// breakConstantExprs : break constant expressions in instruction I.
// Return true if any modifications have been made, false otherwise.
bool breakConstantExprs(llvm::Instruction *I, vc::LegalizationStage LegStage);
// breakConstantExprs : break constant expressions in function F.
// Return true if any modifications have been made, false otherwise.
bool breakConstantExprs(llvm::Function *F, vc::LegalizationStage LegStage);
} // namespace vc
#endif // VC_UTILS_GENX_BREAKCONST_H
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