retdec
simplify_arithm_expr_optimizer.h
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1 
7 #ifndef RETDEC_LLVMIR2HLL_OPTIMIZER_OPTIMIZERS_SIMPLIFY_ARITHM_EXPR_OPTIMIZER_H
8 #define RETDEC_LLVMIR2HLL_OPTIMIZER_OPTIMIZERS_SIMPLIFY_ARITHM_EXPR_OPTIMIZER_H
9 
13 
14 namespace retdec {
15 namespace llvmir2hll {
16 
17 class ArithmExprEvaluator;
18 
30 public:
32  ShPtr<ArithmExprEvaluator> arithmExprEvaluator);
33 
34  virtual std::string getId() const override { return "SimplifyArithmExpr"; }
35 
36 private:
37  virtual void doOptimization() override;
38 
42  virtual void visit(ShPtr<AddOpExpr> expr) override;
43  virtual void visit(ShPtr<SubOpExpr> expr) override;
44  virtual void visit(ShPtr<MulOpExpr> expr) override;
45  virtual void visit(ShPtr<DivOpExpr> expr) override;
46  virtual void visit(ShPtr<ModOpExpr> expr) override;
47  virtual void visit(ShPtr<BitAndOpExpr> expr) override;
48  virtual void visit(ShPtr<BitOrOpExpr> expr) override;
49  virtual void visit(ShPtr<BitXorOpExpr> expr) override;
50  virtual void visit(ShPtr<LtOpExpr> expr) override;
51  virtual void visit(ShPtr<LtEqOpExpr> expr) override;
52  virtual void visit(ShPtr<GtOpExpr> expr) override;
53  virtual void visit(ShPtr<GtEqOpExpr> expr) override;
54  virtual void visit(ShPtr<EqOpExpr> expr) override;
55  virtual void visit(ShPtr<NeqOpExpr> expr) override;
56  virtual void visit(ShPtr<NotOpExpr> expr) override;
57  virtual void visit(ShPtr<OrOpExpr> expr) override;
58  virtual void visit(ShPtr<TernaryOpExpr> expr) override;
60 
61  void createSubOptimizers(ShPtr<ArithmExprEvaluator> arithmExprEvaluator);
63 
64 private:
66  using SubOptimVec = std::vector<ShPtr<SubOptimizer>>;
67 
68 private:
71 
75 };
76 
77 } // namespace llvmir2hll
78 } // namespace retdec
79 
80 #endif
A base class of all optimizers.
Definition: optimizer.h:43
ShPtr< Module > module
The module that is being optimized.
Definition: optimizer.h:79
virtual void visit(ShPtr< GlobalVarDef > varDef) override
Definition: ordered_all_visitor.cpp:95
Optimizer that optimizes expressions to a simpler form.
Definition: simplify_arithm_expr_optimizer.h:29
SimplifyArithmExprOptimizer(ShPtr< Module > module, ShPtr< ArithmExprEvaluator > arithmExprEvaluator)
Constructs a new optimizer. Also create all sub-optimizers which are using from this optimization.
Definition: simplify_arithm_expr_optimizer.cpp:48
virtual std::string getId() const override
Returns the ID of the optimizer.
Definition: simplify_arithm_expr_optimizer.h:34
bool codeChanged
Definition: simplify_arithm_expr_optimizer.h:74
void tryOptimizeInSubOptimizations(ShPtr< Expression > expr)
Iterate through all sub-optimizers and try optimize expr.
Definition: simplify_arithm_expr_optimizer.cpp:158
SubOptimVec subOptims
Vector of sub-optimizations.
Definition: simplify_arithm_expr_optimizer.h:70
virtual void doOptimization() override
Performs the optimization.
Definition: simplify_arithm_expr_optimizer.cpp:57
std::vector< ShPtr< SubOptimizer > > SubOptimVec
Vector of sub-optimizations.
Definition: simplify_arithm_expr_optimizer.h:66
void createSubOptimizers(ShPtr< ArithmExprEvaluator > arithmExprEvaluator)
Create all sub-optimizers and save it into subOptims.
Definition: simplify_arithm_expr_optimizer.cpp:171
virtual void visit(ShPtr< GlobalVarDef > varDef) override
Definition: ordered_all_visitor.cpp:95
A base class of all function optimizers.
A library providing API for working with back-end IR.
std::shared_ptr< T > ShPtr
An alias for a shared pointer.
Definition: smart_ptr.h:18
Definition: archive_wrapper.h:19
Declarations, aliases, macros, etc. for the use of smart pointers.
A base class for all simplify arithmetical expression optimizations.