Coverage Report

Created: 2019-07-24 05:18

/Users/buildslave/jenkins/workspace/clang-stage2-coverage-R/llvm/tools/clang/include/clang/AST/StmtIterator.h
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//===- StmtIterator.h - Iterators for Statements ----------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines the StmtIterator and ConstStmtIterator classes.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_AST_STMTITERATOR_H
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#define LLVM_CLANG_AST_STMTITERATOR_H
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#include <cassert>
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#include <cstddef>
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#include <cstdint>
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#include <iterator>
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namespace clang {
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class Decl;
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class Stmt;
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class VariableArrayType;
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class StmtIteratorBase {
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protected:
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  enum {
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    StmtMode = 0x0,
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    SizeOfTypeVAMode = 0x1,
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    DeclGroupMode = 0x2,
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    Flags = 0x3
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  };
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  union {
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    Stmt **stmt;
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    Decl **DGI;
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  };
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  uintptr_t RawVAPtr = 0;
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  Decl **DGE;
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139M
  StmtIteratorBase(Stmt **s) : stmt(s) {}
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  StmtIteratorBase(const VariableArrayType *t);
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  StmtIteratorBase(Decl **dgi, Decl **dge);
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96.0M
  StmtIteratorBase() : stmt(nullptr) {}
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1.01k
  bool inDeclGroup() const {
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1.01k
    return (RawVAPtr & Flags) == DeclGroupMode;
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1.01k
  }
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0
  bool inSizeOfTypeVA() const {
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0
    return (RawVAPtr & Flags) == SizeOfTypeVAMode;
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0
  }
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235M
  bool inStmt() const {
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235M
    return (RawVAPtr & Flags) == StmtMode;
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235M
  }
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211k
  const VariableArrayType *getVAPtr() const {
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211k
    return reinterpret_cast<const VariableArrayType*>(RawVAPtr & ~Flags);
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211k
  }
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2.45k
  void setVAPtr(const VariableArrayType *P) {
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2.45k
    assert(inDeclGroup() || inSizeOfTypeVA());
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2.45k
    RawVAPtr = reinterpret_cast<uintptr_t>(P) | (RawVAPtr & Flags);
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2.45k
  }
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  void NextDecl(bool ImmediateAdvance = true);
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  bool HandleDecl(Decl* D);
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  void NextVA();
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  Stmt*& GetDeclExpr() const;
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};
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template <typename DERIVED, typename REFERENCE>
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class StmtIteratorImpl : public StmtIteratorBase,
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                         public std::iterator<std::forward_iterator_tag,
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                                              REFERENCE, ptrdiff_t,
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                                              REFERENCE, REFERENCE> {
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protected:
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63.0M
  StmtIteratorImpl(const StmtIteratorBase& RHS) : StmtIteratorBase(RHS) {}
clang::StmtIteratorImpl<clang::ConstStmtIterator, clang::Stmt const*>::StmtIteratorImpl(clang::StmtIteratorBase const&)
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61.9M
  StmtIteratorImpl(const StmtIteratorBase& RHS) : StmtIteratorBase(RHS) {}
clang::StmtIteratorImpl<clang::StmtIterator, clang::Stmt*&>::StmtIteratorImpl(clang::StmtIteratorBase const&)
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1.06M
  StmtIteratorImpl(const StmtIteratorBase& RHS) : StmtIteratorBase(RHS) {}
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public:
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96.0M
  StmtIteratorImpl() = default;
clang::StmtIteratorImpl<clang::ConstStmtIterator, clang::Stmt const*>::StmtIteratorImpl()
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281k
  StmtIteratorImpl() = default;
clang::StmtIteratorImpl<clang::StmtIterator, clang::Stmt*&>::StmtIteratorImpl()
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95.7M
  StmtIteratorImpl() = default;
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139M
  StmtIteratorImpl(Stmt **s) : StmtIteratorBase(s) {}
clang::StmtIteratorImpl<clang::ConstStmtIterator, clang::Stmt const*>::StmtIteratorImpl(clang::Stmt**)
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780k
  StmtIteratorImpl(Stmt **s) : StmtIteratorBase(s) {}
clang::StmtIteratorImpl<clang::StmtIterator, clang::Stmt*&>::StmtIteratorImpl(clang::Stmt**)
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138M
  StmtIteratorImpl(Stmt **s) : StmtIteratorBase(s) {}
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244k
  StmtIteratorImpl(Decl **dgi, Decl **dge) : StmtIteratorBase(dgi, dge) {}
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  StmtIteratorImpl(const VariableArrayType *t) : StmtIteratorBase(t) {}
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131M
  DERIVED& operator++() {
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    if (inStmt())
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131M
      ++stmt;
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104k
    else if (getVAPtr())
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      NextVA();
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    else
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      NextDecl();
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131M
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    return static_cast<DERIVED&>(*this);
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131M
  }
clang::StmtIteratorImpl<clang::ConstStmtIterator, clang::Stmt const*>::operator++()
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29.1M
  DERIVED& operator++() {
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29.1M
    if (inStmt())
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29.1M
      ++stmt;
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15.6k
    else if (getVAPtr())
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1.26k
      NextVA();
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14.3k
    else
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14.3k
      NextDecl();
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29.1M
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29.1M
    return static_cast<DERIVED&>(*this);
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29.1M
  }
clang::StmtIteratorImpl<clang::StmtIterator, clang::Stmt*&>::operator++()
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102M
  DERIVED& operator++() {
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102M
    if (inStmt())
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      ++stmt;
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89.3k
    else if (getVAPtr())
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      NextVA();
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89.1k
    else
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      NextDecl();
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102M
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    return static_cast<DERIVED&>(*this);
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  }
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3.18k
  DERIVED operator++(int) {
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    DERIVED tmp = static_cast<DERIVED&>(*this);
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    operator++();
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    return tmp;
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  }
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  bool operator==(const DERIVED& RHS) const {
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3.68k
    return stmt == RHS.stmt && 
DGI == RHS.DGI160
&&
RawVAPtr == RHS.RawVAPtr160
;
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  }
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216M
  bool operator!=(const DERIVED& RHS) const {
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216M
    return stmt != RHS.stmt || 
DGI != RHS.DGI115M
||
RawVAPtr != RHS.RawVAPtr115M
;
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216M
  }
clang::StmtIteratorImpl<clang::ConstStmtIterator, clang::Stmt const*>::operator!=(clang::ConstStmtIterator const&) const
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57.3M
  bool operator!=(const DERIVED& RHS) const {
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57.3M
    return stmt != RHS.stmt || 
DGI != RHS.DGI30.5M
||
RawVAPtr != RHS.RawVAPtr30.5M
;
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  }
clang::StmtIteratorImpl<clang::StmtIterator, clang::Stmt*&>::operator!=(clang::StmtIterator const&) const
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159M
  bool operator!=(const DERIVED& RHS) const {
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159M
    return stmt != RHS.stmt || 
DGI != RHS.DGI84.4M
||
RawVAPtr != RHS.RawVAPtr84.4M
;
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159M
  }
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104M
  REFERENCE operator*() const {
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104M
    return inStmt() ? 
*stmt104M
:
GetDeclExpr()104k
;
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104M
  }
clang::StmtIteratorImpl<clang::StmtIterator, clang::Stmt*&>::operator*() const
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77.2M
  REFERENCE operator*() const {
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77.2M
    return inStmt() ? 
*stmt77.1M
:
GetDeclExpr()89.3k
;
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77.2M
  }
clang::StmtIteratorImpl<clang::ConstStmtIterator, clang::Stmt const*>::operator*() const
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27.2M
  REFERENCE operator*() const {
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27.2M
    return inStmt() ? 
*stmt27.2M
:
GetDeclExpr()15.6k
;
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27.2M
  }
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  REFERENCE operator->() const { return operator*(); }
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};
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struct ConstStmtIterator;
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struct StmtIterator : public StmtIteratorImpl<StmtIterator, Stmt*&> {
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95.7M
  explicit StmtIterator() = default;
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138M
  StmtIterator(Stmt** S) : StmtIteratorImpl<StmtIterator, Stmt*&>(S) {}
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  StmtIterator(Decl** dgi, Decl** dge)
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244k
      : StmtIteratorImpl<StmtIterator, Stmt*&>(dgi, dge) {}
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  StmtIterator(const VariableArrayType *t)
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      : StmtIteratorImpl<StmtIterator, Stmt*&>(t) {}
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private:
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  StmtIterator(const StmtIteratorBase &RHS)
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1.06M
      : StmtIteratorImpl<StmtIterator, Stmt *&>(RHS) {}
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  inline friend StmtIterator
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  cast_away_const(const ConstStmtIterator &RHS);
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};
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struct ConstStmtIterator : public StmtIteratorImpl<ConstStmtIterator,
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                                                   const Stmt*> {
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281k
  explicit ConstStmtIterator() = default;
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  ConstStmtIterator(const StmtIterator& RHS)
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61.9M
      : StmtIteratorImpl<ConstStmtIterator, const Stmt*>(RHS) {}
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  ConstStmtIterator(Stmt * const *S)
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      : StmtIteratorImpl<ConstStmtIterator, const Stmt *>(
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780k
            const_cast<Stmt **>(S)) {}
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};
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1.06M
inline StmtIterator cast_away_const(const ConstStmtIterator &RHS) {
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1.06M
  return RHS;
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1.06M
}
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} // namespace clang
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#endif // LLVM_CLANG_AST_STMTITERATOR_H