Expr.h revision beaf299a2701c5559a4e5d76b0c40f805afb8e6a
15f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===--- Expr.h - Classes for representing expressions ----------*- C++ -*-===// 25f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 35f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// The LLVM Compiler Infrastructure 45f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 55f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// This file was developed by Chris Lattner and is distributed under 65f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// the University of Illinois Open Source License. See LICENSE.TXT for details. 75f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 85f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 95f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// This file defines the Expr interface and subclasses. 115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#ifndef LLVM_CLANG_AST_EXPR_H 155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#define LLVM_CLANG_AST_EXPR_H 165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 175f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include "clang/AST/Stmt.h" 185f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include "clang/AST/Type.h" 195f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include "clang/AST/Decl.h" 20c7229c338c21ef26b01ef3ecf9eec4fd373fa9ecChris Lattner#include "clang/Basic/IdentifierTable.h" 215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include "llvm/ADT/APSInt.h" 22525a05093a4816af961fe2bc6b8a81c17e2e26c2Chris Lattner#include "llvm/ADT/APFloat.h" 235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencernamespace clang { 255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer class IdentifierInfo; 26bcfb06ac6da1aa3c74ac1ef7a49c2807522366e7Steve Naroff class Selector; 275f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer class Decl; 28590b6646ef747d2f7b42e5f40487ff07642d7b6fChris Lattner class ASTContext; 295f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 305f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// Expr - This represents one expression. Note that Expr's are subclasses of 315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// Stmt. This allows an expression to be transparently used any place a Stmt 325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// is required. 335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass Expr : public Stmt { 355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType TR; 365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerprotected: 375f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr(StmtClass SC, QualType T) : Stmt(SC), TR(T) {} 385f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getType() const { return TR; } 40fa2eaabd304172dd8afc561f6156a65f8d0e442bSteve Naroff void setType(QualType t) { TR = t; } 4177ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek 425f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// SourceLocation tokens are not useful in isolation - they are low level 435f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// value objects created/interpreted by SourceManager. We assume AST 445f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// clients will have a pointer to the respective SourceManager. 455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceRange getSourceRange() const = 0; 465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getExprLoc - Return the preferred location for the arrow when diagnosing 485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// a problem with a generic expression. 495f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceLocation getExprLoc() const { return getLocStart(); } 505f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 515f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// hasLocalSideEffect - Return true if this immediate expression has side 525f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// effects, not counting any sub-expressions. 535f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool hasLocalSideEffect() const; 545f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 555f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// isLvalue - C99 6.3.2.1: an lvalue is an expression with an object type or 565f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// incomplete type other than void. Nonarray expressions that can be lvalues: 575f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// - name, where name must be a variable 585f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// - e[i] 595f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// - (e), where e must be an lvalue 605f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// - e.name, where e must be an lvalue 615f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// - e->name 625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// - *e, the type of e cannot be a function type 635f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// - string-constant 6408ad47cbd1f81fcb31dbc731c13b885a07e12704Bill Wendling /// - reference type [C++ [expr]] 655f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// 665f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer enum isLvalueResult { 675f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer LV_Valid, 685f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer LV_NotObjectType, 695f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer LV_IncompleteVoidType, 70fec0b49c3fa621fbf63e420f3d54a5bb3a0265d2Steve Naroff LV_DuplicateVectorComponents, 715f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer LV_InvalidExpression 725f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer }; 73ca51c97fbb10b9d48e1857e01c532493f87cd5f0Bill Wendling isLvalueResult isLvalue() const; 745f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 755f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// isModifiableLvalue - C99 6.3.2.1: an lvalue that does not have array type, 765f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// does not have an incomplete type, does not have a const-qualified type, 775f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// and if it is a structure or union, does not have any member (including, 785f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// recursively, any member or element of all contained aggregates or unions) 795f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// with a const-qualified type. 805f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer enum isModifiableLvalueResult { 815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer MLV_Valid, 825f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer MLV_NotObjectType, 835f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer MLV_IncompleteVoidType, 84fec0b49c3fa621fbf63e420f3d54a5bb3a0265d2Steve Naroff MLV_DuplicateVectorComponents, 855f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer MLV_InvalidExpression, 865f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer MLV_IncompleteType, 875f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer MLV_ConstQualified, 885f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer MLV_ArrayType 895f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer }; 90ca51c97fbb10b9d48e1857e01c532493f87cd5f0Bill Wendling isModifiableLvalueResult isModifiableLvalue() const; 915f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 92590b6646ef747d2f7b42e5f40487ff07642d7b6fChris Lattner bool isNullPointerConstant(ASTContext &Ctx) const; 935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 945f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// isIntegerConstantExpr - Return true if this expression is a valid integer 955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// constant expression, and, if so, return its value in Result. If not a 965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// valid i-c-e, return false and fill in Loc (if specified) with the location 975f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// of the invalid expression. 98590b6646ef747d2f7b42e5f40487ff07642d7b6fChris Lattner bool isIntegerConstantExpr(llvm::APSInt &Result, ASTContext &Ctx, 99590b6646ef747d2f7b42e5f40487ff07642d7b6fChris Lattner SourceLocation *Loc = 0, 1005f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isEvaluated = true) const; 101590b6646ef747d2f7b42e5f40487ff07642d7b6fChris Lattner bool isIntegerConstantExpr(ASTContext &Ctx, SourceLocation *Loc = 0) const { 1025f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer llvm::APSInt X(32); 103590b6646ef747d2f7b42e5f40487ff07642d7b6fChris Lattner return isIntegerConstantExpr(X, Ctx, Loc); 1045f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 10538374b05791ee93300b9fbe8ceb3957f54184b37Steve Naroff /// isConstantExpr - Return true if this expression is a valid constant expr. 10638374b05791ee93300b9fbe8ceb3957f54184b37Steve Naroff bool isConstantExpr(ASTContext &Ctx, SourceLocation *Loc) const; 1075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1085f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 1095f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() >= firstExprConstant && 1105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer T->getStmtClass() <= lastExprConstant; 1115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 1125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Expr *) { return true; } 1132e7d352dbec06755105237afba183492d31d03cbTed Kremenek 1142e7d352dbec06755105237afba183492d31d03cbTed Kremenek void Emit(llvm::Serializer& S) const { 1152e7d352dbec06755105237afba183492d31d03cbTed Kremenek llvm::SerializeTrait<Stmt>::Emit(S,*this); 1162e7d352dbec06755105237afba183492d31d03cbTed Kremenek } 1172e7d352dbec06755105237afba183492d31d03cbTed Kremenek 1182e7d352dbec06755105237afba183492d31d03cbTed Kremenek static inline Expr* Materialize(llvm::Deserializer& D) { 1192e7d352dbec06755105237afba183492d31d03cbTed Kremenek return cast<Expr>(llvm::SerializeTrait<Stmt>::Materialize(D)); 1202e7d352dbec06755105237afba183492d31d03cbTed Kremenek } 1215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 1225f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 1245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// Primary Expressions. 1255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 1265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1275f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// DeclRefExpr - [C99 6.5.1p2] - A reference to a declared variable, function, 1285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// enum, etc. 1295f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass DeclRefExpr : public Expr { 1308e74c93ddaa8268a999e1b25c723dc1984a434b4Steve Naroff ValueDecl *D; 1315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation Loc; 1325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 1338e74c93ddaa8268a999e1b25c723dc1984a434b4Steve Naroff DeclRefExpr(ValueDecl *d, QualType t, SourceLocation l) : 1345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr(DeclRefExprClass, t), D(d), Loc(l) {} 1355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1368e74c93ddaa8268a999e1b25c723dc1984a434b4Steve Naroff ValueDecl *getDecl() { return D; } 1378e74c93ddaa8268a999e1b25c723dc1984a434b4Steve Naroff const ValueDecl *getDecl() const { return D; } 1385f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceRange getSourceRange() const { return SourceRange(Loc); } 1395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1415f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 1425f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == DeclRefExprClass; 1435f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 1445f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const DeclRefExpr *) { return true; } 14577ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek 14677ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek // Iterators 14777ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek virtual child_iterator child_begin(); 14877ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek virtual child_iterator child_end(); 1495f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 1505f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 151ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner/// PreDefinedExpr - [C99 6.4.2.2] - A pre-defined identifier such as __func__. 152227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlssonclass PreDefinedExpr : public Expr { 153227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlssonpublic: 154227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson enum IdentType { 155227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson Func, 156227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson Function, 157227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson PrettyFunction 158227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson }; 159227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson 160227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlssonprivate: 161227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson SourceLocation Loc; 162227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson IdentType Type; 163227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlssonpublic: 164227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson PreDefinedExpr(SourceLocation l, QualType type, IdentType IT) 165227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson : Expr(PreDefinedExprClass, type), Loc(l), Type(IT) {} 166227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson 167227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson IdentType getIdentType() const { return Type; } 168227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson 169227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson virtual SourceRange getSourceRange() const { return SourceRange(Loc); } 170227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson 171227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson static bool classof(const Stmt *T) { 172227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson return T->getStmtClass() == PreDefinedExprClass; 173227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson } 17477ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek static bool classof(const PreDefinedExpr *) { return true; } 17577ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek 17677ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek // Iterators 17777ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek virtual child_iterator child_begin(); 17877ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek virtual child_iterator child_end(); 179227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson}; 180227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson 1815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass IntegerLiteral : public Expr { 1825f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer llvm::APInt Value; 1835f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation Loc; 1845f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 1855f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // type should be IntTy, LongTy, LongLongTy, UnsignedIntTy, UnsignedLongTy, 1865f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // or UnsignedLongLongTy 1875f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer IntegerLiteral(const llvm::APInt &V, QualType type, SourceLocation l) 1885f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer : Expr(IntegerLiteralClass, type), Value(V), Loc(l) { 1895f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer assert(type->isIntegerType() && "Illegal type in IntegerLiteral"); 1905f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 1915f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer const llvm::APInt &getValue() const { return Value; } 1925f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceRange getSourceRange() const { return SourceRange(Loc); } 1935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1945f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 1955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == IntegerLiteralClass; 1965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 1975f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const IntegerLiteral *) { return true; } 19877ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek 19977ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek // Iterators 20077ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek virtual child_iterator child_begin(); 20177ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek virtual child_iterator child_end(); 2025f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 2035f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2045f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass CharacterLiteral : public Expr { 2055f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer unsigned Value; 2065f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation Loc; 2075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 2085f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // type should be IntTy 2095f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer CharacterLiteral(unsigned value, QualType type, SourceLocation l) 2105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer : Expr(CharacterLiteralClass, type), Value(value), Loc(l) { 2115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 2122eadfb638eb1bb6ccfd6fd0453e764d47e27eed9Chris Lattner SourceLocation getLoc() const { return Loc; } 2132eadfb638eb1bb6ccfd6fd0453e764d47e27eed9Chris Lattner 2145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceRange getSourceRange() const { return SourceRange(Loc); } 2155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer unsigned getValue() const { return Value; } 2175f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2185f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 2195f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == CharacterLiteralClass; 2205f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 2215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const CharacterLiteral *) { return true; } 22277ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek 22377ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek // Iterators 22477ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek virtual child_iterator child_begin(); 22577ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek virtual child_iterator child_end(); 2265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 2275f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass FloatingLiteral : public Expr { 229525a05093a4816af961fe2bc6b8a81c17e2e26c2Chris Lattner llvm::APFloat Value; 2305f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation Loc; 2315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 232525a05093a4816af961fe2bc6b8a81c17e2e26c2Chris Lattner FloatingLiteral(const llvm::APFloat &V, QualType Type, SourceLocation L) 233525a05093a4816af961fe2bc6b8a81c17e2e26c2Chris Lattner : Expr(FloatingLiteralClass, Type), Value(V), Loc(L) {} 2345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 235c9bec4bfea9090a08dd83a7b213f0c8adf8d78ecChris Lattner const llvm::APFloat &getValue() const { return Value; } 236c9bec4bfea9090a08dd83a7b213f0c8adf8d78ecChris Lattner 2373d2313ef5de46228b157b1f1f6e306812dae3942Chris Lattner /// getValueAsDouble - This returns the value as an inaccurate double. Note 2383d2313ef5de46228b157b1f1f6e306812dae3942Chris Lattner /// that this may cause loss of precision, but is useful for debugging dumps 2393d2313ef5de46228b157b1f1f6e306812dae3942Chris Lattner /// etc. 2403d2313ef5de46228b157b1f1f6e306812dae3942Chris Lattner double getValueAsDouble() const { 2413d2313ef5de46228b157b1f1f6e306812dae3942Chris Lattner // FIXME: We need something for long double here. 2421c9bdaef20398390818e9114269cd9925534b89cChris Lattner if (cast<BuiltinType>(getType())->getKind() == BuiltinType::Float) 2431c9bdaef20398390818e9114269cd9925534b89cChris Lattner return Value.convertToFloat(); 2441c9bdaef20398390818e9114269cd9925534b89cChris Lattner else 2451c9bdaef20398390818e9114269cd9925534b89cChris Lattner return Value.convertToDouble(); 2461c9bdaef20398390818e9114269cd9925534b89cChris Lattner } 2475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceRange getSourceRange() const { return SourceRange(Loc); } 2495f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2505f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 2515f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == FloatingLiteralClass; 2525f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 2535f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const FloatingLiteral *) { return true; } 25477ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek 25577ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek // Iterators 25677ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek virtual child_iterator child_begin(); 25777ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek virtual child_iterator child_end(); 2585f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 2595f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2605d66145eed1c319df5a69977cb8ff74f597ea544Chris Lattner/// ImaginaryLiteral - We support imaginary integer and floating point literals, 2615d66145eed1c319df5a69977cb8ff74f597ea544Chris Lattner/// like "1.0i". We represent these as a wrapper around FloatingLiteral and 2625d66145eed1c319df5a69977cb8ff74f597ea544Chris Lattner/// IntegerLiteral classes. Instances of this class always have a Complex type 2635d66145eed1c319df5a69977cb8ff74f597ea544Chris Lattner/// whose element type matches the subexpression. 2645d66145eed1c319df5a69977cb8ff74f597ea544Chris Lattner/// 2655d66145eed1c319df5a69977cb8ff74f597ea544Chris Lattnerclass ImaginaryLiteral : public Expr { 2665d66145eed1c319df5a69977cb8ff74f597ea544Chris Lattner Expr *Val; 2675d66145eed1c319df5a69977cb8ff74f597ea544Chris Lattnerpublic: 2685d66145eed1c319df5a69977cb8ff74f597ea544Chris Lattner ImaginaryLiteral(Expr *val, QualType Ty) 2695d66145eed1c319df5a69977cb8ff74f597ea544Chris Lattner : Expr(ImaginaryLiteralClass, Ty), Val(val) {} 2705d66145eed1c319df5a69977cb8ff74f597ea544Chris Lattner 2715d66145eed1c319df5a69977cb8ff74f597ea544Chris Lattner const Expr *getSubExpr() const { return Val; } 2725d66145eed1c319df5a69977cb8ff74f597ea544Chris Lattner Expr *getSubExpr() { return Val; } 2735d66145eed1c319df5a69977cb8ff74f597ea544Chris Lattner 2745d66145eed1c319df5a69977cb8ff74f597ea544Chris Lattner virtual SourceRange getSourceRange() const { return Val->getSourceRange(); } 2755d66145eed1c319df5a69977cb8ff74f597ea544Chris Lattner static bool classof(const Stmt *T) { 2765d66145eed1c319df5a69977cb8ff74f597ea544Chris Lattner return T->getStmtClass() == ImaginaryLiteralClass; 2775d66145eed1c319df5a69977cb8ff74f597ea544Chris Lattner } 2785d66145eed1c319df5a69977cb8ff74f597ea544Chris Lattner static bool classof(const ImaginaryLiteral *) { return true; } 2795d66145eed1c319df5a69977cb8ff74f597ea544Chris Lattner 2805d66145eed1c319df5a69977cb8ff74f597ea544Chris Lattner // Iterators 2815d66145eed1c319df5a69977cb8ff74f597ea544Chris Lattner virtual child_iterator child_begin(); 2825d66145eed1c319df5a69977cb8ff74f597ea544Chris Lattner virtual child_iterator child_end(); 2835d66145eed1c319df5a69977cb8ff74f597ea544Chris Lattner}; 2845d66145eed1c319df5a69977cb8ff74f597ea544Chris Lattner 285e6a82b2c29ad05534841e5f8fd033fb17b6f61e2Ted Kremenek/// StringLiteral - This represents a string literal expression, e.g. "foo" 286e6a82b2c29ad05534841e5f8fd033fb17b6f61e2Ted Kremenek/// or L"bar" (wide strings). The actual string is returned by getStrData() 287e6a82b2c29ad05534841e5f8fd033fb17b6f61e2Ted Kremenek/// is NOT null-terminated, and the length of the string is determined by 288e6a82b2c29ad05534841e5f8fd033fb17b6f61e2Ted Kremenek/// calling getByteLength(). 2895f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass StringLiteral : public Expr { 2905f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer const char *StrData; 2915f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer unsigned ByteLength; 2925f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool IsWide; 2935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // if the StringLiteral was composed using token pasting, both locations 2945f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // are needed. If not (the common case), firstTokLoc == lastTokLoc. 2955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // FIXME: if space becomes an issue, we should create a sub-class. 2965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation firstTokLoc, lastTokLoc; 2975f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 2985f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer StringLiteral(const char *strData, unsigned byteLength, bool Wide, 2995f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType t, SourceLocation b, SourceLocation e); 3005f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual ~StringLiteral(); 3015f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3025f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer const char *getStrData() const { return StrData; } 3035f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer unsigned getByteLength() const { return ByteLength; } 3045f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isWide() const { return IsWide; } 3055f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3065f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceRange getSourceRange() const { 3075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return SourceRange(firstTokLoc,lastTokLoc); 3085f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 3095f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 3105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == StringLiteralClass; 3115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 3125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const StringLiteral *) { return true; } 31377ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek 31477ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek // Iterators 31577ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek virtual child_iterator child_begin(); 31677ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek virtual child_iterator child_end(); 3175f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 3185f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3195f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// ParenExpr - This represents a parethesized expression, e.g. "(1)". This 3205f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// AST node is only formed if full location information is requested. 3215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass ParenExpr : public Expr { 3225f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation L, R; 3235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr *Val; 3245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 3255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ParenExpr(SourceLocation l, SourceLocation r, Expr *val) 3265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer : Expr(ParenExprClass, val->getType()), L(l), R(r), Val(val) {} 3275f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer const Expr *getSubExpr() const { return Val; } 3295f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr *getSubExpr() { return Val; } 3305f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceRange getSourceRange() const { return SourceRange(L, R); } 3315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 3335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == ParenExprClass; 3345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 3355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const ParenExpr *) { return true; } 33677ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek 33777ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek // Iterators 33877ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek virtual child_iterator child_begin(); 33977ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek virtual child_iterator child_end(); 3405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 3415f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3425f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3435f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// UnaryOperator - This represents the unary-expression's (except sizeof of 3445f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// types), the postinc/postdec operators from postfix-expression, and various 3455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// extensions. 346dbb36971c68ea944ac4b1fbe2d97fe7cca3b20acChris Lattner/// 347dbb36971c68ea944ac4b1fbe2d97fe7cca3b20acChris Lattner/// Notes on various nodes: 348dbb36971c68ea944ac4b1fbe2d97fe7cca3b20acChris Lattner/// 349dbb36971c68ea944ac4b1fbe2d97fe7cca3b20acChris Lattner/// Real/Imag - These return the real/imag part of a complex operand. If 350dbb36971c68ea944ac4b1fbe2d97fe7cca3b20acChris Lattner/// applied to a non-complex value, the former returns its operand and the 351dbb36971c68ea944ac4b1fbe2d97fe7cca3b20acChris Lattner/// later returns zero in the type of the operand. 352dbb36971c68ea944ac4b1fbe2d97fe7cca3b20acChris Lattner/// 35373d0d4fac161ed12926e010dcf8b448a8de6a2ecChris Lattner/// __builtin_offsetof(type, a.b[10]) is represented as a unary operator whose 35473d0d4fac161ed12926e010dcf8b448a8de6a2ecChris Lattner/// subexpression is a compound literal with the various MemberExpr and 35573d0d4fac161ed12926e010dcf8b448a8de6a2ecChris Lattner/// ArraySubscriptExpr's applied to it. 35673d0d4fac161ed12926e010dcf8b448a8de6a2ecChris Lattner/// 3575f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass UnaryOperator : public Expr { 3585f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 35913d130c3d225cdb5b1e6d9e86cea12eea718c707Chris Lattner // Note that additions to this should also update the StmtVisitor class. 3605f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer enum Opcode { 3615f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer PostInc, PostDec, // [C99 6.5.2.4] Postfix increment and decrement operators 3625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer PreInc, PreDec, // [C99 6.5.3.1] Prefix increment and decrement operators. 3635f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer AddrOf, Deref, // [C99 6.5.3.2] Address and indirection operators. 3645f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Plus, Minus, // [C99 6.5.3.3] Unary arithmetic operators. 3655f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Not, LNot, // [C99 6.5.3.3] Unary arithmetic operators. 3665f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SizeOf, AlignOf, // [C99 6.5.3.4] Sizeof (expr, not type) operator. 3675f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Real, Imag, // "__real expr"/"__imag expr" Extension. 36873d0d4fac161ed12926e010dcf8b448a8de6a2ecChris Lattner Extension, // __extension__ marker. 36973d0d4fac161ed12926e010dcf8b448a8de6a2ecChris Lattner OffsetOf // __builtin_offsetof 3705f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer }; 3715f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerprivate: 3725f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr *Val; 3735f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Opcode Opc; 3745f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation Loc; 3755f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 3765f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3775f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer UnaryOperator(Expr *input, Opcode opc, QualType type, SourceLocation l) 3785f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer : Expr(UnaryOperatorClass, type), Val(input), Opc(opc), Loc(l) {} 3795f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3805f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Opcode getOpcode() const { return Opc; } 3815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr *getSubExpr() const { return Val; } 3825f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3835f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getOperatorLoc - Return the location of the operator. 3845f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation getOperatorLoc() const { return Loc; } 3855f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3865f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// isPostfix - Return true if this is a postfix operation, like x++. 3875f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool isPostfix(Opcode Op); 3885f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3895f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isPostfix() const { return isPostfix(Opc); } 3905f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isIncrementDecrementOp() const { return Opc>=PostInc && Opc<=PreDec; } 3915f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isSizeOfAlignOfOp() const { return Opc == SizeOf || Opc == AlignOf; } 3925f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool isArithmeticOp(Opcode Op) { return Op >= Plus && Op <= LNot; } 3935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3945f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getOpcodeStr - Turn an Opcode enum value into the punctuation char it 3955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// corresponds to, e.g. "sizeof" or "[pre]++" 3965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static const char *getOpcodeStr(Opcode Op); 3975f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3985f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceRange getSourceRange() const { 3995f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer if (isPostfix()) 4005f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return SourceRange(Val->getLocStart(), Loc); 4015f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer else 4025f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return SourceRange(Loc, Val->getLocEnd()); 4035f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 4045f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceLocation getExprLoc() const { return Loc; } 4055f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4065f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 4075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == UnaryOperatorClass; 4085f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 4095f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const UnaryOperator *) { return true; } 41077ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek 41177ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek // Iterators 41277ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek virtual child_iterator child_begin(); 41377ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek virtual child_iterator child_end(); 4145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 4155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// SizeOfAlignOfTypeExpr - [C99 6.5.3.4] - This is only for sizeof/alignof of 4175f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// *types*. sizeof(expr) is handled by UnaryOperator. 4185f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass SizeOfAlignOfTypeExpr : public Expr { 4195f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isSizeof; // true if sizeof, false if alignof. 4205f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType Ty; 4215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation OpLoc, RParenLoc; 4225f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 4235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SizeOfAlignOfTypeExpr(bool issizeof, QualType argType, QualType resultType, 4245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation op, SourceLocation rp) : 4255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr(SizeOfAlignOfTypeExprClass, resultType), 4265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer isSizeof(issizeof), Ty(argType), OpLoc(op), RParenLoc(rp) {} 4275f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isSizeOf() const { return isSizeof; } 4295f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getArgumentType() const { return Ty; } 43076e773a443be9f006610f46529e07d4c8d857680Chris Lattner 43176e773a443be9f006610f46529e07d4c8d857680Chris Lattner SourceLocation getOperatorLoc() const { return OpLoc; } 4325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceRange getSourceRange() const { return SourceRange(OpLoc, RParenLoc); } 4335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 4355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == SizeOfAlignOfTypeExprClass; 4365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 4375f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const SizeOfAlignOfTypeExpr *) { return true; } 43877ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek 43977ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek // Iterators 44077ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek virtual child_iterator child_begin(); 44177ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek virtual child_iterator child_end(); 4425f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 4435f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4445f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 4455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// Postfix Operators. 4465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 4475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// ArraySubscriptExpr - [C99 6.5.2.1] Array Subscripting. 4495f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass ArraySubscriptExpr : public Expr { 45077ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek enum { LHS, RHS, END_EXPR=2 }; 45177ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek Expr* SubExprs[END_EXPR]; 4525f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation RBracketLoc; 4535f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 4542324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek ArraySubscriptExpr(Expr *lhs, Expr *rhs, QualType t, 45573d0d4fac161ed12926e010dcf8b448a8de6a2ecChris Lattner SourceLocation rbracketloc) 45673d0d4fac161ed12926e010dcf8b448a8de6a2ecChris Lattner : Expr(ArraySubscriptExprClass, t), RBracketLoc(rbracketloc) { 45773d0d4fac161ed12926e010dcf8b448a8de6a2ecChris Lattner SubExprs[LHS] = lhs; 45873d0d4fac161ed12926e010dcf8b448a8de6a2ecChris Lattner SubExprs[RHS] = rhs; 45973d0d4fac161ed12926e010dcf8b448a8de6a2ecChris Lattner } 4605f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4612324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek /// An array access can be written A[4] or 4[A] (both are equivalent). 4622324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek /// - getBase() and getIdx() always present the normalized view: A[4]. 4632324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek /// In this case getBase() returns "A" and getIdx() returns "4". 4642324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek /// - getLHS() and getRHS() present the syntactic view. e.g. for 4652324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek /// 4[A] getLHS() returns "4". 46677ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek 46777ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek Expr *getLHS() { return SubExprs[LHS]; } 46877ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek const Expr *getLHS() const { return SubExprs[LHS]; } 46977ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek 47077ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek Expr *getRHS() { return SubExprs[RHS]; } 47177ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek const Expr *getRHS() const { return SubExprs[RHS]; } 4722324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek 47377ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek Expr *getBase() { 47477ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek return (getLHS()->getType()->isIntegerType()) ? getRHS() : getLHS(); 47577ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek } 47677ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek 4772324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek const Expr *getBase() const { 47877ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek return (getLHS()->getType()->isIntegerType()) ? getRHS() : getLHS(); 4792324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek } 4802324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek 48177ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek Expr *getIdx() { 48277ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek return (getLHS()->getType()->isIntegerType()) ? getLHS() : getRHS(); 4832324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek } 4842324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek 48577ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek const Expr *getIdx() const { 48677ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek return (getLHS()->getType()->isIntegerType()) ? getLHS() : getRHS(); 48777ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek } 48877ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek 4895f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4905f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceRange getSourceRange() const { 49177ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek return SourceRange(getLHS()->getLocStart(), RBracketLoc); 4925f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 4935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceLocation getExprLoc() const { return RBracketLoc; } 4945f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 4965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == ArraySubscriptExprClass; 4975f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 4985f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const ArraySubscriptExpr *) { return true; } 49977ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek 50077ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek // Iterators 50177ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek virtual child_iterator child_begin(); 50277ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek virtual child_iterator child_end(); 5035f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 5045f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5055f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5065f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// CallExpr - [C99 6.5.2.2] Function Calls. 5075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 5085f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass CallExpr : public Expr { 50977ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek enum { FN=0, ARGS_START=1 }; 51077ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek Expr **SubExprs; 5115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer unsigned NumArgs; 5125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation RParenLoc; 5135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 5145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer CallExpr(Expr *fn, Expr **args, unsigned numargs, QualType t, 5155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation rparenloc); 5165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ~CallExpr() { 51777ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek delete [] SubExprs; 5185f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 5195f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 52077ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek const Expr *getCallee() const { return SubExprs[FN]; } 52177ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek Expr *getCallee() { return SubExprs[FN]; } 5225f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getNumArgs - Return the number of actual arguments to this call. 5245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// 5255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer unsigned getNumArgs() const { return NumArgs; } 5265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5275f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getArg - Return the specified argument. 5285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr *getArg(unsigned Arg) { 5295f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer assert(Arg < NumArgs && "Arg access out of range!"); 53077ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek return SubExprs[Arg+ARGS_START]; 5315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 5325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer const Expr *getArg(unsigned Arg) const { 5335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer assert(Arg < NumArgs && "Arg access out of range!"); 53477ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek return SubExprs[Arg+ARGS_START]; 5355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 536934f276cc5b45e19cd12ebb2d04fd7972a23865cSteve Naroff /// setArg - Set the specified argument. 537934f276cc5b45e19cd12ebb2d04fd7972a23865cSteve Naroff void setArg(unsigned Arg, Expr *ArgExpr) { 538934f276cc5b45e19cd12ebb2d04fd7972a23865cSteve Naroff assert(Arg < NumArgs && "Arg access out of range!"); 539934f276cc5b45e19cd12ebb2d04fd7972a23865cSteve Naroff SubExprs[Arg+ARGS_START] = ArgExpr; 540934f276cc5b45e19cd12ebb2d04fd7972a23865cSteve Naroff } 5415f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getNumCommas - Return the number of commas that must have been present in 5425f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// this function call. 5435f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer unsigned getNumCommas() const { return NumArgs ? NumArgs - 1 : 0; } 5445f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 54513b7c5ff42d6077a8d59e2c9ec9e7fedd0150ae6Steve Naroff bool isBuiltinClassifyType(llvm::APSInt &Result) const; 54613b7c5ff42d6077a8d59e2c9ec9e7fedd0150ae6Steve Naroff 5475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceRange getSourceRange() const { 54877ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek return SourceRange(getCallee()->getLocStart(), RParenLoc); 5495f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 5505f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5515f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 5525f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == CallExprClass; 5535f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 5545f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const CallExpr *) { return true; } 55577ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek 55677ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek // Iterators 55777ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek virtual child_iterator child_begin(); 55877ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek virtual child_iterator child_end(); 5595f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 5605f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5615f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// MemberExpr - [C99 6.5.2.3] Structure and Union Members. 5625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 5635f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass MemberExpr : public Expr { 5645f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr *Base; 5655f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer FieldDecl *MemberDecl; 5665f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation MemberLoc; 5675f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool IsArrow; // True if this is "X->F", false if this is "X.F". 5685f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 5695f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer MemberExpr(Expr *base, bool isarrow, FieldDecl *memberdecl, SourceLocation l) 5705f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer : Expr(MemberExprClass, memberdecl->getType()), 5715f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Base(base), MemberDecl(memberdecl), MemberLoc(l), IsArrow(isarrow) {} 5725f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5735f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr *getBase() const { return Base; } 5745f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer FieldDecl *getMemberDecl() const { return MemberDecl; } 5755f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isArrow() const { return IsArrow; } 5765f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5775f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceRange getSourceRange() const { 5785f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return SourceRange(getBase()->getLocStart(), MemberLoc); 5795f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 5805f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceLocation getExprLoc() const { return MemberLoc; } 5815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5825f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 5835f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == MemberExprClass; 5845f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 5855f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const MemberExpr *) { return true; } 5861237c673c07f9d827129ba02720108816abde562Ted Kremenek 5871237c673c07f9d827129ba02720108816abde562Ted Kremenek // Iterators 5881237c673c07f9d827129ba02720108816abde562Ted Kremenek virtual child_iterator child_begin(); 5891237c673c07f9d827129ba02720108816abde562Ted Kremenek virtual child_iterator child_end(); 5905f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 5915f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5926481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner/// OCUVectorElementExpr - This represents access to specific elements of a 593cb92a118145c2a425666068d37c4049c38e24914Chris Lattner/// vector, and may occur on the left hand side or right hand side. For example 594cb92a118145c2a425666068d37c4049c38e24914Chris Lattner/// the following is legal: "V.xy = V.zw" if V is a 4 element ocu vector. 59531a458462c6cf417a84e0c47852b18fb22d79acbSteve Naroff/// 5966481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattnerclass OCUVectorElementExpr : public Expr { 597fec0b49c3fa621fbf63e420f3d54a5bb3a0265d2Steve Naroff Expr *Base; 598fec0b49c3fa621fbf63e420f3d54a5bb3a0265d2Steve Naroff IdentifierInfo &Accessor; 599fec0b49c3fa621fbf63e420f3d54a5bb3a0265d2Steve Naroff SourceLocation AccessorLoc; 60031a458462c6cf417a84e0c47852b18fb22d79acbSteve Naroffpublic: 6016481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner enum ElementType { 602cb92a118145c2a425666068d37c4049c38e24914Chris Lattner Point, // xywz 603cb92a118145c2a425666068d37c4049c38e24914Chris Lattner Color, // rgba 604dd652cdb7046155437eeb3dff512768f0a57369bChris Lattner Texture // stpq 60531a458462c6cf417a84e0c47852b18fb22d79acbSteve Naroff }; 6066481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner OCUVectorElementExpr(QualType ty, Expr *base, IdentifierInfo &accessor, 6076481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner SourceLocation loc) 6086481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner : Expr(OCUVectorElementExprClass, ty), 6096481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner Base(base), Accessor(accessor), AccessorLoc(loc) {} 61031a458462c6cf417a84e0c47852b18fb22d79acbSteve Naroff 611cb92a118145c2a425666068d37c4049c38e24914Chris Lattner const Expr *getBase() const { return Base; } 612cb92a118145c2a425666068d37c4049c38e24914Chris Lattner Expr *getBase() { return Base; } 613cb92a118145c2a425666068d37c4049c38e24914Chris Lattner 614cb92a118145c2a425666068d37c4049c38e24914Chris Lattner IdentifierInfo &getAccessor() const { return Accessor; } 615cb92a118145c2a425666068d37c4049c38e24914Chris Lattner 6166481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner /// getNumElements - Get the number of components being selected. 6176481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner unsigned getNumElements() const; 6184d0ac88428b3ed7c6f3a2f4e758ea5424ecd70aeChris Lattner 6196481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner /// getElementType - Determine whether the components of this access are 620cb92a118145c2a425666068d37c4049c38e24914Chris Lattner /// "point" "color" or "texture" elements. 6216481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner ElementType getElementType() const; 62231a458462c6cf417a84e0c47852b18fb22d79acbSteve Naroff 6236481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner /// containsDuplicateElements - Return true if any element access is 624cb92a118145c2a425666068d37c4049c38e24914Chris Lattner /// repeated. 6256481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner bool containsDuplicateElements() const; 626fec0b49c3fa621fbf63e420f3d54a5bb3a0265d2Steve Naroff 627b8f849da3cedee2f61ad98389115ddd04e439d60Chris Lattner /// getEncodedElementAccess - Encode the elements accessed into a bit vector. 628b8f849da3cedee2f61ad98389115ddd04e439d60Chris Lattner /// The encoding currently uses 2-bit bitfields, but clients should use the 629b8f849da3cedee2f61ad98389115ddd04e439d60Chris Lattner /// accessors below to access them. 630b8f849da3cedee2f61ad98389115ddd04e439d60Chris Lattner /// 631b8f849da3cedee2f61ad98389115ddd04e439d60Chris Lattner unsigned getEncodedElementAccess() const; 632b8f849da3cedee2f61ad98389115ddd04e439d60Chris Lattner 633b8f849da3cedee2f61ad98389115ddd04e439d60Chris Lattner /// getAccessedFieldNo - Given an encoded value and a result number, return 634b8f849da3cedee2f61ad98389115ddd04e439d60Chris Lattner /// the input field number being accessed. 635b8f849da3cedee2f61ad98389115ddd04e439d60Chris Lattner static unsigned getAccessedFieldNo(unsigned Idx, unsigned EncodedVal) { 636b8f849da3cedee2f61ad98389115ddd04e439d60Chris Lattner return (EncodedVal >> (Idx*2)) & 3; 637b8f849da3cedee2f61ad98389115ddd04e439d60Chris Lattner } 638b8f849da3cedee2f61ad98389115ddd04e439d60Chris Lattner 63931a458462c6cf417a84e0c47852b18fb22d79acbSteve Naroff virtual SourceRange getSourceRange() const { 64031a458462c6cf417a84e0c47852b18fb22d79acbSteve Naroff return SourceRange(getBase()->getLocStart(), AccessorLoc); 64131a458462c6cf417a84e0c47852b18fb22d79acbSteve Naroff } 64231a458462c6cf417a84e0c47852b18fb22d79acbSteve Naroff static bool classof(const Stmt *T) { 6436481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner return T->getStmtClass() == OCUVectorElementExprClass; 64431a458462c6cf417a84e0c47852b18fb22d79acbSteve Naroff } 6456481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner static bool classof(const OCUVectorElementExpr *) { return true; } 6461237c673c07f9d827129ba02720108816abde562Ted Kremenek 6471237c673c07f9d827129ba02720108816abde562Ted Kremenek // Iterators 6481237c673c07f9d827129ba02720108816abde562Ted Kremenek virtual child_iterator child_begin(); 6491237c673c07f9d827129ba02720108816abde562Ted Kremenek virtual child_iterator child_end(); 65031a458462c6cf417a84e0c47852b18fb22d79acbSteve Naroff}; 65131a458462c6cf417a84e0c47852b18fb22d79acbSteve Naroff 652aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff/// CompoundLiteralExpr - [C99 6.5.2.5] 653aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff/// 654aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroffclass CompoundLiteralExpr : public Expr { 655aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff Expr *Init; 656aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroffpublic: 657aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff CompoundLiteralExpr(QualType ty, Expr *init) : 658aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff Expr(CompoundLiteralExprClass, ty), Init(init) {} 659aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff 66006184086c10c6672f4bcc3630a5a2b0bed048f63Chris Lattner const Expr *getInitializer() const { return Init; } 66106184086c10c6672f4bcc3630a5a2b0bed048f63Chris Lattner Expr *getInitializer() { return Init; } 662aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff 66373d0d4fac161ed12926e010dcf8b448a8de6a2ecChris Lattner virtual SourceRange getSourceRange() const { 66473d0d4fac161ed12926e010dcf8b448a8de6a2ecChris Lattner if (Init) 66573d0d4fac161ed12926e010dcf8b448a8de6a2ecChris Lattner return Init->getSourceRange(); 66673d0d4fac161ed12926e010dcf8b448a8de6a2ecChris Lattner return SourceRange(); 66773d0d4fac161ed12926e010dcf8b448a8de6a2ecChris Lattner } 668aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff 669aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff static bool classof(const Stmt *T) { 670aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff return T->getStmtClass() == CompoundLiteralExprClass; 671aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff } 672aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff static bool classof(const CompoundLiteralExpr *) { return true; } 6731237c673c07f9d827129ba02720108816abde562Ted Kremenek 6741237c673c07f9d827129ba02720108816abde562Ted Kremenek // Iterators 6751237c673c07f9d827129ba02720108816abde562Ted Kremenek virtual child_iterator child_begin(); 6761237c673c07f9d827129ba02720108816abde562Ted Kremenek virtual child_iterator child_end(); 677aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff}; 678aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff 67949b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff/// ImplicitCastExpr - Allows us to explicitly represent implicit type 68049b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff/// conversions. For example: converting T[]->T*, void f()->void (*f)(), 68149b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff/// float->double, short->int, etc. 68249b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff/// 68349b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroffclass ImplicitCastExpr : public Expr { 68449b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff Expr *Op; 68549b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroffpublic: 68649b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff ImplicitCastExpr(QualType ty, Expr *op) : 687d0d560a0975c2f8c4a9559e84ec556b6a0baf7dfChris Lattner Expr(ImplicitCastExprClass, ty), Op(op) {} 68849b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff 689d0d560a0975c2f8c4a9559e84ec556b6a0baf7dfChris Lattner Expr *getSubExpr() { return Op; } 690d0d560a0975c2f8c4a9559e84ec556b6a0baf7dfChris Lattner const Expr *getSubExpr() const { return Op; } 69190045e8ebabf50d6f1b3a67081a621b20b5e5341Steve Naroff 692aa4166c6c86e174362c0dc4e2cb63345f72cc5a0Chris Lattner virtual SourceRange getSourceRange() const { return Op->getSourceRange(); } 69390045e8ebabf50d6f1b3a67081a621b20b5e5341Steve Naroff 69449b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff static bool classof(const Stmt *T) { 69549b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff return T->getStmtClass() == ImplicitCastExprClass; 69649b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff } 69749b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff static bool classof(const ImplicitCastExpr *) { return true; } 6981237c673c07f9d827129ba02720108816abde562Ted Kremenek 6991237c673c07f9d827129ba02720108816abde562Ted Kremenek // Iterators 7001237c673c07f9d827129ba02720108816abde562Ted Kremenek virtual child_iterator child_begin(); 7011237c673c07f9d827129ba02720108816abde562Ted Kremenek virtual child_iterator child_end(); 70249b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff}; 70349b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff 7045f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// CastExpr - [C99 6.5.4] Cast Operators. 7055f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 7065f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass CastExpr : public Expr { 7075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr *Op; 7085f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation Loc; // the location of the left paren 7095f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 7105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer CastExpr(QualType ty, Expr *op, SourceLocation l) : 71126dc7b39267b7d29b35a7887a5b8e54697192192Chris Lattner Expr(CastExprClass, ty), Op(op), Loc(l) {} 71249b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff 7135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation getLParenLoc() const { return Loc; } 7145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 7155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr *getSubExpr() const { return Op; } 7165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 7175f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceRange getSourceRange() const { 718311ff02fae0392bee6abe7723cdf5a69b2899a47Chris Lattner return SourceRange(Loc, getSubExpr()->getSourceRange().getEnd()); 7195f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 7205f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 7215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == CastExprClass; 7225f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 7235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const CastExpr *) { return true; } 7241237c673c07f9d827129ba02720108816abde562Ted Kremenek 7251237c673c07f9d827129ba02720108816abde562Ted Kremenek // Iterators 7261237c673c07f9d827129ba02720108816abde562Ted Kremenek virtual child_iterator child_begin(); 7271237c673c07f9d827129ba02720108816abde562Ted Kremenek virtual child_iterator child_end(); 7285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 7295f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 7305f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass BinaryOperator : public Expr { 7315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 7325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer enum Opcode { 7335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Operators listed in order of precedence. 73403d6fb99224c36935c9af9f4785cb33453c99b2bChris Lattner // Note that additions to this should also update the StmtVisitor class. 7355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Mul, Div, Rem, // [C99 6.5.5] Multiplicative operators. 7365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Add, Sub, // [C99 6.5.6] Additive operators. 7375f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Shl, Shr, // [C99 6.5.7] Bitwise shift operators. 7385f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer LT, GT, LE, GE, // [C99 6.5.8] Relational operators. 7395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer EQ, NE, // [C99 6.5.9] Equality operators. 7405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer And, // [C99 6.5.10] Bitwise AND operator. 7415f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Xor, // [C99 6.5.11] Bitwise XOR operator. 7425f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Or, // [C99 6.5.12] Bitwise OR operator. 7435f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer LAnd, // [C99 6.5.13] Logical AND operator. 7445f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer LOr, // [C99 6.5.14] Logical OR operator. 7455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Assign, MulAssign,// [C99 6.5.16] Assignment operators. 7465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer DivAssign, RemAssign, 7475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer AddAssign, SubAssign, 7485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ShlAssign, ShrAssign, 7495f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer AndAssign, XorAssign, 7505f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer OrAssign, 7515f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Comma // [C99 6.5.17] Comma operator. 7525f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer }; 75317d1b2ac9f8371a0a2e79d4f8e0008658164f080Chris Lattnerprivate: 75417d1b2ac9f8371a0a2e79d4f8e0008658164f080Chris Lattner enum { LHS, RHS, END_EXPR }; 75517d1b2ac9f8371a0a2e79d4f8e0008658164f080Chris Lattner Expr* SubExprs[END_EXPR]; 75617d1b2ac9f8371a0a2e79d4f8e0008658164f080Chris Lattner Opcode Opc; 75717d1b2ac9f8371a0a2e79d4f8e0008658164f080Chris Lattner SourceLocation OpLoc; 75817d1b2ac9f8371a0a2e79d4f8e0008658164f080Chris Lattnerpublic: 7595f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 76017d1b2ac9f8371a0a2e79d4f8e0008658164f080Chris Lattner BinaryOperator(Expr *lhs, Expr *rhs, Opcode opc, QualType ResTy, 76117d1b2ac9f8371a0a2e79d4f8e0008658164f080Chris Lattner SourceLocation opLoc) 76217d1b2ac9f8371a0a2e79d4f8e0008658164f080Chris Lattner : Expr(BinaryOperatorClass, ResTy), Opc(opc), OpLoc(opLoc) { 7631237c673c07f9d827129ba02720108816abde562Ted Kremenek SubExprs[LHS] = lhs; 7641237c673c07f9d827129ba02720108816abde562Ted Kremenek SubExprs[RHS] = rhs; 7655f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer assert(!isCompoundAssignmentOp() && 7665f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer "Use ArithAssignBinaryOperator for compound assignments"); 7675f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 7685f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 76917d1b2ac9f8371a0a2e79d4f8e0008658164f080Chris Lattner SourceLocation getOperatorLoc() const { return OpLoc; } 7705f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Opcode getOpcode() const { return Opc; } 7711237c673c07f9d827129ba02720108816abde562Ted Kremenek Expr *getLHS() const { return SubExprs[LHS]; } 7721237c673c07f9d827129ba02720108816abde562Ted Kremenek Expr *getRHS() const { return SubExprs[RHS]; } 7735f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceRange getSourceRange() const { 7745f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return SourceRange(getLHS()->getLocStart(), getRHS()->getLocEnd()); 7755f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 7765f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 7775f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getOpcodeStr - Turn an Opcode enum value into the punctuation char it 7785f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// corresponds to, e.g. "<<=". 7795f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static const char *getOpcodeStr(Opcode Op); 7805f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 7815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// predicates to categorize the respective opcodes. 7825f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isMultiplicativeOp() const { return Opc >= Mul && Opc <= Rem; } 7835f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isAdditiveOp() const { return Opc == Add || Opc == Sub; } 7845f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isShiftOp() const { return Opc == Shl || Opc == Shr; } 7855f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isBitwiseOp() const { return Opc >= And && Opc <= Or; } 7865f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isRelationalOp() const { return Opc >= LT && Opc <= GE; } 7875f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isEqualityOp() const { return Opc == EQ || Opc == NE; } 7885f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isLogicalOp() const { return Opc == LAnd || Opc == LOr; } 7895f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isAssignmentOp() const { return Opc >= Assign && Opc <= OrAssign; } 7905f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isCompoundAssignmentOp() const { return Opc > Assign && Opc <= OrAssign;} 7915f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isShiftAssignOp() const { return Opc == ShlAssign || Opc == ShrAssign; } 7925f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 793eb14fe839ec24c2ca14e5f094be147a34e3d3339Chris Lattner static bool classof(const Stmt *S) { 794eb14fe839ec24c2ca14e5f094be147a34e3d3339Chris Lattner return S->getStmtClass() == BinaryOperatorClass || 795eb14fe839ec24c2ca14e5f094be147a34e3d3339Chris Lattner S->getStmtClass() == CompoundAssignOperatorClass; 7965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 7975f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const BinaryOperator *) { return true; } 7981237c673c07f9d827129ba02720108816abde562Ted Kremenek 7991237c673c07f9d827129ba02720108816abde562Ted Kremenek // Iterators 8001237c673c07f9d827129ba02720108816abde562Ted Kremenek virtual child_iterator child_begin(); 8011237c673c07f9d827129ba02720108816abde562Ted Kremenek virtual child_iterator child_end(); 8021237c673c07f9d827129ba02720108816abde562Ted Kremenek 8035f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerprotected: 80417d1b2ac9f8371a0a2e79d4f8e0008658164f080Chris Lattner BinaryOperator(Expr *lhs, Expr *rhs, Opcode opc, QualType ResTy, 80517d1b2ac9f8371a0a2e79d4f8e0008658164f080Chris Lattner SourceLocation oploc, bool dead) 80617d1b2ac9f8371a0a2e79d4f8e0008658164f080Chris Lattner : Expr(CompoundAssignOperatorClass, ResTy), Opc(opc), OpLoc(oploc) { 8071237c673c07f9d827129ba02720108816abde562Ted Kremenek SubExprs[LHS] = lhs; 8081237c673c07f9d827129ba02720108816abde562Ted Kremenek SubExprs[RHS] = rhs; 8095f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 8105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 8115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 8125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// CompoundAssignOperator - For compound assignments (e.g. +=), we keep 8135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// track of the type the operation is performed in. Due to the semantics of 8145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// these operators, the operands are promoted, the aritmetic performed, an 8155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// implicit conversion back to the result type done, then the assignment takes 8165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// place. This captures the intermediate type which the computation is done 8175f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// in. 8185f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass CompoundAssignOperator : public BinaryOperator { 8195f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType ComputationType; 8205f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 8215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer CompoundAssignOperator(Expr *lhs, Expr *rhs, Opcode opc, 82217d1b2ac9f8371a0a2e79d4f8e0008658164f080Chris Lattner QualType ResType, QualType CompType, 82317d1b2ac9f8371a0a2e79d4f8e0008658164f080Chris Lattner SourceLocation OpLoc) 82417d1b2ac9f8371a0a2e79d4f8e0008658164f080Chris Lattner : BinaryOperator(lhs, rhs, opc, ResType, OpLoc, true), 82517d1b2ac9f8371a0a2e79d4f8e0008658164f080Chris Lattner ComputationType(CompType) { 8265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer assert(isCompoundAssignmentOp() && 8275f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer "Only should be used for compound assignments"); 8285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 8295f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 8305f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getComputationType() const { return ComputationType; } 8315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 8325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const CompoundAssignOperator *) { return true; } 8335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *S) { 834eb14fe839ec24c2ca14e5f094be147a34e3d3339Chris Lattner return S->getStmtClass() == CompoundAssignOperatorClass; 8355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 8365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 8375f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 8385f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// ConditionalOperator - The ?: operator. Note that LHS may be null when the 8395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// GNU "missing LHS" extension is in use. 8405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 8415f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass ConditionalOperator : public Expr { 8421237c673c07f9d827129ba02720108816abde562Ted Kremenek enum { COND, LHS, RHS, END_EXPR }; 8431237c673c07f9d827129ba02720108816abde562Ted Kremenek Expr* SubExprs[END_EXPR]; // Left/Middle/Right hand sides. 8445f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 8455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ConditionalOperator(Expr *cond, Expr *lhs, Expr *rhs, QualType t) 8461237c673c07f9d827129ba02720108816abde562Ted Kremenek : Expr(ConditionalOperatorClass, t) { 8471237c673c07f9d827129ba02720108816abde562Ted Kremenek SubExprs[COND] = cond; 8481237c673c07f9d827129ba02720108816abde562Ted Kremenek SubExprs[LHS] = lhs; 8491237c673c07f9d827129ba02720108816abde562Ted Kremenek SubExprs[RHS] = rhs; 8501237c673c07f9d827129ba02720108816abde562Ted Kremenek } 8515f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 8521237c673c07f9d827129ba02720108816abde562Ted Kremenek Expr *getCond() const { return SubExprs[COND]; } 8531237c673c07f9d827129ba02720108816abde562Ted Kremenek Expr *getLHS() const { return SubExprs[LHS]; } 8541237c673c07f9d827129ba02720108816abde562Ted Kremenek Expr *getRHS() const { return SubExprs[RHS]; } 8555f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 8565f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceRange getSourceRange() const { 8575f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return SourceRange(getCond()->getLocStart(), getRHS()->getLocEnd()); 8585f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 8595f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 8605f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == ConditionalOperatorClass; 8615f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 8625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const ConditionalOperator *) { return true; } 8631237c673c07f9d827129ba02720108816abde562Ted Kremenek 8641237c673c07f9d827129ba02720108816abde562Ted Kremenek // Iterators 8651237c673c07f9d827129ba02720108816abde562Ted Kremenek virtual child_iterator child_begin(); 8661237c673c07f9d827129ba02720108816abde562Ted Kremenek virtual child_iterator child_end(); 8675f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 8685f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 8696481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner/// AddrLabelExpr - The GNU address of label extension, representing &&label. 8706481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattnerclass AddrLabelExpr : public Expr { 8715f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation AmpAmpLoc, LabelLoc; 8725f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer LabelStmt *Label; 8735f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 8746481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner AddrLabelExpr(SourceLocation AALoc, SourceLocation LLoc, LabelStmt *L, 8756481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner QualType t) 8766481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner : Expr(AddrLabelExprClass, t), AmpAmpLoc(AALoc), LabelLoc(LLoc), Label(L) {} 8775f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 8785f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceRange getSourceRange() const { 8795f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return SourceRange(AmpAmpLoc, LabelLoc); 8805f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 8815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 8825f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer LabelStmt *getLabel() const { return Label; } 8835f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 8845f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 8856481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner return T->getStmtClass() == AddrLabelExprClass; 8865f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 8876481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner static bool classof(const AddrLabelExpr *) { return true; } 8881237c673c07f9d827129ba02720108816abde562Ted Kremenek 8891237c673c07f9d827129ba02720108816abde562Ted Kremenek // Iterators 8901237c673c07f9d827129ba02720108816abde562Ted Kremenek virtual child_iterator child_begin(); 8911237c673c07f9d827129ba02720108816abde562Ted Kremenek virtual child_iterator child_end(); 8925f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 893ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner 894ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner/// StmtExpr - This is the GNU Statement Expression extension: ({int X=4; X;}). 895ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner/// The StmtExpr contains a single CompoundStmt node, which it evaluates and 896ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner/// takes the value of the last subexpression. 897ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattnerclass StmtExpr : public Expr { 898ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner CompoundStmt *SubStmt; 899ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner SourceLocation LParenLoc, RParenLoc; 900ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattnerpublic: 901d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff StmtExpr(CompoundStmt *substmt, QualType T, 902d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff SourceLocation lp, SourceLocation rp) : 903d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff Expr(StmtExprClass, T), SubStmt(substmt), LParenLoc(lp), RParenLoc(rp) { } 904ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner 905ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner CompoundStmt *getSubStmt() { return SubStmt; } 906ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner const CompoundStmt *getSubStmt() const { return SubStmt; } 907ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner 908ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner virtual SourceRange getSourceRange() const { 909ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner return SourceRange(LParenLoc, RParenLoc); 910ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner } 9115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 912ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner static bool classof(const Stmt *T) { 913ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner return T->getStmtClass() == StmtExprClass; 914ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner } 915ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner static bool classof(const StmtExpr *) { return true; } 9161237c673c07f9d827129ba02720108816abde562Ted Kremenek 9171237c673c07f9d827129ba02720108816abde562Ted Kremenek // Iterators 9181237c673c07f9d827129ba02720108816abde562Ted Kremenek virtual child_iterator child_begin(); 9191237c673c07f9d827129ba02720108816abde562Ted Kremenek virtual child_iterator child_end(); 920ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner}; 921ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner 922d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff/// TypesCompatibleExpr - GNU builtin-in function __builtin_type_compatible_p. 923d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff/// This AST node represents a function that returns 1 if two *types* (not 924d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff/// expressions) are compatible. The result of this built-in function can be 925d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff/// used in integer constant expressions. 926d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroffclass TypesCompatibleExpr : public Expr { 927d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff QualType Type1; 928d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff QualType Type2; 929363bcff47df2fda3cfcfcd994b7888157df58c43Steve Naroff SourceLocation BuiltinLoc, RParenLoc; 930d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroffpublic: 931363bcff47df2fda3cfcfcd994b7888157df58c43Steve Naroff TypesCompatibleExpr(QualType ReturnType, SourceLocation BLoc, 932d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff QualType t1, QualType t2, SourceLocation RP) : 933d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff Expr(TypesCompatibleExprClass, ReturnType), Type1(t1), Type2(t2), 934363bcff47df2fda3cfcfcd994b7888157df58c43Steve Naroff BuiltinLoc(BLoc), RParenLoc(RP) {} 935d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff 9367f28fe8e00ec4fac17977374d8da491f873a3b05Steve Naroff QualType getArgType1() const { return Type1; } 9377f28fe8e00ec4fac17977374d8da491f873a3b05Steve Naroff QualType getArgType2() const { return Type2; } 938ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff 939d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff virtual SourceRange getSourceRange() const { 940363bcff47df2fda3cfcfcd994b7888157df58c43Steve Naroff return SourceRange(BuiltinLoc, RParenLoc); 941d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff } 942d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff static bool classof(const Stmt *T) { 943d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff return T->getStmtClass() == TypesCompatibleExprClass; 944d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff } 945d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff static bool classof(const TypesCompatibleExpr *) { return true; } 9461237c673c07f9d827129ba02720108816abde562Ted Kremenek 9471237c673c07f9d827129ba02720108816abde562Ted Kremenek // Iterators 9481237c673c07f9d827129ba02720108816abde562Ted Kremenek virtual child_iterator child_begin(); 9491237c673c07f9d827129ba02720108816abde562Ted Kremenek virtual child_iterator child_end(); 950d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff}; 951d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff 952d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff/// ChooseExpr - GNU builtin-in function __builtin_choose_expr. 953d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff/// This AST node is similar to the conditional operator (?:) in C, with 954d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff/// the following exceptions: 955d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff/// - the test expression much be a constant expression. 956d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff/// - the expression returned has it's type unaltered by promotion rules. 957d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff/// - does not evaluate the expression that was not chosen. 958d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroffclass ChooseExpr : public Expr { 9591237c673c07f9d827129ba02720108816abde562Ted Kremenek enum { COND, LHS, RHS, END_EXPR }; 9601237c673c07f9d827129ba02720108816abde562Ted Kremenek Expr* SubExprs[END_EXPR]; // Left/Middle/Right hand sides. 961d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff SourceLocation BuiltinLoc, RParenLoc; 962d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroffpublic: 963d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff ChooseExpr(SourceLocation BLoc, Expr *cond, Expr *lhs, Expr *rhs, QualType t, 964d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff SourceLocation RP) 965d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff : Expr(ChooseExprClass, t), 9661237c673c07f9d827129ba02720108816abde562Ted Kremenek BuiltinLoc(BLoc), RParenLoc(RP) { 9671237c673c07f9d827129ba02720108816abde562Ted Kremenek SubExprs[COND] = cond; 9681237c673c07f9d827129ba02720108816abde562Ted Kremenek SubExprs[LHS] = lhs; 9691237c673c07f9d827129ba02720108816abde562Ted Kremenek SubExprs[RHS] = rhs; 9701237c673c07f9d827129ba02720108816abde562Ted Kremenek } 971c1b607db38501f73c8e1461fc749a6b0e469f157Chris Lattner 97227437caadea35f84d550cd29f024fcf3ea240eecChris Lattner /// isConditionTrue - Return true if the condition is true. This is always 97327437caadea35f84d550cd29f024fcf3ea240eecChris Lattner /// statically knowable for a well-formed choosexpr. 97427437caadea35f84d550cd29f024fcf3ea240eecChris Lattner bool isConditionTrue(ASTContext &C) const; 97527437caadea35f84d550cd29f024fcf3ea240eecChris Lattner 9761237c673c07f9d827129ba02720108816abde562Ted Kremenek Expr *getCond() const { return SubExprs[COND]; } 9771237c673c07f9d827129ba02720108816abde562Ted Kremenek Expr *getLHS() const { return SubExprs[LHS]; } 9781237c673c07f9d827129ba02720108816abde562Ted Kremenek Expr *getRHS() const { return SubExprs[RHS]; } 9791237c673c07f9d827129ba02720108816abde562Ted Kremenek 980d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff virtual SourceRange getSourceRange() const { 981d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff return SourceRange(BuiltinLoc, RParenLoc); 982d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff } 983d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff static bool classof(const Stmt *T) { 984d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff return T->getStmtClass() == ChooseExprClass; 985d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff } 986d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff static bool classof(const ChooseExpr *) { return true; } 9871237c673c07f9d827129ba02720108816abde562Ted Kremenek 9881237c673c07f9d827129ba02720108816abde562Ted Kremenek // Iterators 9891237c673c07f9d827129ba02720108816abde562Ted Kremenek virtual child_iterator child_begin(); 9901237c673c07f9d827129ba02720108816abde562Ted Kremenek virtual child_iterator child_end(); 991d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff}; 992d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff 9937c50aca2fe36f6daa9bf1c8c428f30e72f96470aAnders Carlsson/// VAArgExpr, used for the builtin function __builtin_va_start. 9947c50aca2fe36f6daa9bf1c8c428f30e72f96470aAnders Carlssonclass VAArgExpr : public Expr { 9957c50aca2fe36f6daa9bf1c8c428f30e72f96470aAnders Carlsson Expr *Val; 9967c50aca2fe36f6daa9bf1c8c428f30e72f96470aAnders Carlsson SourceLocation BuiltinLoc, RParenLoc; 9977c50aca2fe36f6daa9bf1c8c428f30e72f96470aAnders Carlssonpublic: 9987c50aca2fe36f6daa9bf1c8c428f30e72f96470aAnders Carlsson VAArgExpr(SourceLocation BLoc, Expr* e, QualType t, SourceLocation RPLoc) 9997c50aca2fe36f6daa9bf1c8c428f30e72f96470aAnders Carlsson : Expr(VAArgExprClass, t), 10007c50aca2fe36f6daa9bf1c8c428f30e72f96470aAnders Carlsson Val(e), 10017c50aca2fe36f6daa9bf1c8c428f30e72f96470aAnders Carlsson BuiltinLoc(BLoc), 10027c50aca2fe36f6daa9bf1c8c428f30e72f96470aAnders Carlsson RParenLoc(RPLoc) { } 10037c50aca2fe36f6daa9bf1c8c428f30e72f96470aAnders Carlsson 10047c50aca2fe36f6daa9bf1c8c428f30e72f96470aAnders Carlsson const Expr *getSubExpr() const { return Val; } 10057c50aca2fe36f6daa9bf1c8c428f30e72f96470aAnders Carlsson Expr *getSubExpr() { return Val; } 10067c50aca2fe36f6daa9bf1c8c428f30e72f96470aAnders Carlsson virtual SourceRange getSourceRange() const { 10077c50aca2fe36f6daa9bf1c8c428f30e72f96470aAnders Carlsson return SourceRange(BuiltinLoc, RParenLoc); 10087c50aca2fe36f6daa9bf1c8c428f30e72f96470aAnders Carlsson } 10097c50aca2fe36f6daa9bf1c8c428f30e72f96470aAnders Carlsson static bool classof(const Stmt *T) { 10107c50aca2fe36f6daa9bf1c8c428f30e72f96470aAnders Carlsson return T->getStmtClass() == VAArgExprClass; 10117c50aca2fe36f6daa9bf1c8c428f30e72f96470aAnders Carlsson } 10127c50aca2fe36f6daa9bf1c8c428f30e72f96470aAnders Carlsson static bool classof(const VAArgExpr *) { return true; } 10137c50aca2fe36f6daa9bf1c8c428f30e72f96470aAnders Carlsson 10147c50aca2fe36f6daa9bf1c8c428f30e72f96470aAnders Carlsson // Iterators 10157c50aca2fe36f6daa9bf1c8c428f30e72f96470aAnders Carlsson virtual child_iterator child_begin(); 10167c50aca2fe36f6daa9bf1c8c428f30e72f96470aAnders Carlsson virtual child_iterator child_end(); 10177c50aca2fe36f6daa9bf1c8c428f30e72f96470aAnders Carlsson}; 10187c50aca2fe36f6daa9bf1c8c428f30e72f96470aAnders Carlsson 101966b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson/// InitListExpr, used for struct and array initializers. 102066b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlssonclass InitListExpr : public Expr { 102166b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson Expr **InitExprs; 102266b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson unsigned NumInits; 102366b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson SourceLocation LBraceLoc, RBraceLoc; 102466b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlssonpublic: 102566b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson InitListExpr(SourceLocation lbraceloc, Expr **initexprs, unsigned numinits, 102666b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson SourceLocation rbraceloc); 102766b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson ~InitListExpr() { 102866b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson delete [] InitExprs; 102966b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson } 103066b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson 103166b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson unsigned getNumInits() const { return NumInits; } 103266b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson 103366b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson const Expr* getInit(unsigned Init) const { 103466b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson assert(Init < NumInits && "Initializer access out of range!"); 103566b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson return InitExprs[Init]; 103666b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson } 103766b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson 103866b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson Expr* getInit(unsigned Init) { 103966b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson assert(Init < NumInits && "Initializer access out of range!"); 104066b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson return InitExprs[Init]; 104166b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson } 104266b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson 10439e8925e72f53a9e2c4633b6b48e965ed01702fe4Steve Naroff void setInit(unsigned Init, Expr *expr) { 10449e8925e72f53a9e2c4633b6b48e965ed01702fe4Steve Naroff assert(Init < NumInits && "Initializer access out of range!"); 10459e8925e72f53a9e2c4633b6b48e965ed01702fe4Steve Naroff InitExprs[Init] = expr; 10469e8925e72f53a9e2c4633b6b48e965ed01702fe4Steve Naroff } 10479e8925e72f53a9e2c4633b6b48e965ed01702fe4Steve Naroff 104866b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson virtual SourceRange getSourceRange() const { 104966b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson return SourceRange(LBraceLoc, RBraceLoc); 105066b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson } 105166b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson static bool classof(const Stmt *T) { 105266b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson return T->getStmtClass() == InitListExprClass; 105366b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson } 105466b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson static bool classof(const InitListExpr *) { return true; } 105566b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson 105666b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson // Iterators 105766b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson virtual child_iterator child_begin(); 105866b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson virtual child_iterator child_end(); 105966b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson}; 106066b5a8a39088598c01a9fa6f032dc908612dc8ecAnders Carlsson 10615508518a2702b00be3b15a26d772bde968972f54Anders Carlsson/// ObjCStringLiteral, used for Objective-C string literals 10625508518a2702b00be3b15a26d772bde968972f54Anders Carlsson/// i.e. @"foo". 10635508518a2702b00be3b15a26d772bde968972f54Anders Carlssonclass ObjCStringLiteral : public Expr { 10645508518a2702b00be3b15a26d772bde968972f54Anders Carlsson StringLiteral *String; 1065beaf299a2701c5559a4e5d76b0c40f805afb8e6aSteve Naroff SourceLocation AtLoc; 10665508518a2702b00be3b15a26d772bde968972f54Anders Carlssonpublic: 1067beaf299a2701c5559a4e5d76b0c40f805afb8e6aSteve Naroff ObjCStringLiteral(StringLiteral *SL, QualType T, SourceLocation L) 1068beaf299a2701c5559a4e5d76b0c40f805afb8e6aSteve Naroff : Expr(ObjCStringLiteralClass, T), String(SL), AtLoc(L) {} 10695508518a2702b00be3b15a26d772bde968972f54Anders Carlsson 10705508518a2702b00be3b15a26d772bde968972f54Anders Carlsson StringLiteral* getString() { return String; } 10715508518a2702b00be3b15a26d772bde968972f54Anders Carlsson 10725508518a2702b00be3b15a26d772bde968972f54Anders Carlsson const StringLiteral* getString() const { return String; } 10735508518a2702b00be3b15a26d772bde968972f54Anders Carlsson 10745508518a2702b00be3b15a26d772bde968972f54Anders Carlsson virtual SourceRange getSourceRange() const { 1075beaf299a2701c5559a4e5d76b0c40f805afb8e6aSteve Naroff return SourceRange(AtLoc, String->getLocEnd()); 10765508518a2702b00be3b15a26d772bde968972f54Anders Carlsson } 10775508518a2702b00be3b15a26d772bde968972f54Anders Carlsson 10785508518a2702b00be3b15a26d772bde968972f54Anders Carlsson static bool classof(const Stmt *T) { 10795508518a2702b00be3b15a26d772bde968972f54Anders Carlsson return T->getStmtClass() == ObjCStringLiteralClass; 10805508518a2702b00be3b15a26d772bde968972f54Anders Carlsson } 10815508518a2702b00be3b15a26d772bde968972f54Anders Carlsson static bool classof(const ObjCStringLiteral *) { return true; } 10821237c673c07f9d827129ba02720108816abde562Ted Kremenek 10831237c673c07f9d827129ba02720108816abde562Ted Kremenek // Iterators 10841237c673c07f9d827129ba02720108816abde562Ted Kremenek virtual child_iterator child_begin(); 10851237c673c07f9d827129ba02720108816abde562Ted Kremenek virtual child_iterator child_end(); 10865508518a2702b00be3b15a26d772bde968972f54Anders Carlsson}; 10875508518a2702b00be3b15a26d772bde968972f54Anders Carlsson 1088f9bcf01f82dfd2688f81e57bcc6300c9b13c51a6Anders Carlsson/// ObjCEncodeExpr, used for @encode in Objective-C. 1089f9bcf01f82dfd2688f81e57bcc6300c9b13c51a6Anders Carlssonclass ObjCEncodeExpr : public Expr { 1090f9bcf01f82dfd2688f81e57bcc6300c9b13c51a6Anders Carlsson QualType EncType; 1091674af9541256dc3ef803e3723027a8b028f1f7a2Chris Lattner SourceLocation AtLoc, RParenLoc; 1092f9bcf01f82dfd2688f81e57bcc6300c9b13c51a6Anders Carlssonpublic: 1093f9bcf01f82dfd2688f81e57bcc6300c9b13c51a6Anders Carlsson ObjCEncodeExpr(QualType T, QualType ET, 1094674af9541256dc3ef803e3723027a8b028f1f7a2Chris Lattner SourceLocation at, SourceLocation rp) 1095674af9541256dc3ef803e3723027a8b028f1f7a2Chris Lattner : Expr(ObjCEncodeExprClass, T), EncType(ET), AtLoc(at), RParenLoc(rp) {} 1096f9bcf01f82dfd2688f81e57bcc6300c9b13c51a6Anders Carlsson 1097674af9541256dc3ef803e3723027a8b028f1f7a2Chris Lattner SourceLocation getAtLoc() const { return AtLoc; } 109805de8bc173c217f349f09b143bf5c6f6e82b87aeChris Lattner SourceLocation getRParenLoc() const { return RParenLoc; } 109905de8bc173c217f349f09b143bf5c6f6e82b87aeChris Lattner 1100674af9541256dc3ef803e3723027a8b028f1f7a2Chris Lattner SourceRange getSourceRange() const { return SourceRange(AtLoc, RParenLoc); } 1101f9bcf01f82dfd2688f81e57bcc6300c9b13c51a6Anders Carlsson 1102f9bcf01f82dfd2688f81e57bcc6300c9b13c51a6Anders Carlsson QualType getEncodedType() const { return EncType; } 1103f9bcf01f82dfd2688f81e57bcc6300c9b13c51a6Anders Carlsson 1104f9bcf01f82dfd2688f81e57bcc6300c9b13c51a6Anders Carlsson static bool classof(const Stmt *T) { 1105f9bcf01f82dfd2688f81e57bcc6300c9b13c51a6Anders Carlsson return T->getStmtClass() == ObjCEncodeExprClass; 1106f9bcf01f82dfd2688f81e57bcc6300c9b13c51a6Anders Carlsson } 1107f9bcf01f82dfd2688f81e57bcc6300c9b13c51a6Anders Carlsson static bool classof(const ObjCEncodeExpr *) { return true; } 11081237c673c07f9d827129ba02720108816abde562Ted Kremenek 11091237c673c07f9d827129ba02720108816abde562Ted Kremenek // Iterators 11101237c673c07f9d827129ba02720108816abde562Ted Kremenek virtual child_iterator child_begin(); 11111237c673c07f9d827129ba02720108816abde562Ted Kremenek virtual child_iterator child_end(); 1112f9bcf01f82dfd2688f81e57bcc6300c9b13c51a6Anders Carlsson}; 1113f9bcf01f82dfd2688f81e57bcc6300c9b13c51a6Anders Carlsson 1114b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian/// ObjCSelectorExpr used for @selector in Objective-C. 1115b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanianclass ObjCSelectorExpr : public Expr { 1116b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian 1117b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian Selector SelName; 1118b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian 11192a35fa9b5e0f9d9429c04adb2e1249b6fd425e7aFariborz Jahanian SourceLocation AtLoc, RParenLoc; 1120b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanianpublic: 1121b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian ObjCSelectorExpr(QualType T, Selector selInfo, 11222a35fa9b5e0f9d9429c04adb2e1249b6fd425e7aFariborz Jahanian SourceLocation at, SourceLocation rp) 1123b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian : Expr(ObjCSelectorExprClass, T), SelName(selInfo), 11242a35fa9b5e0f9d9429c04adb2e1249b6fd425e7aFariborz Jahanian AtLoc(at), RParenLoc(rp) {} 1125b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian 1126b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian const Selector &getSelector() const { return SelName; } 1127b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian Selector &getSelector() { return SelName; } 1128b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian 11292a35fa9b5e0f9d9429c04adb2e1249b6fd425e7aFariborz Jahanian SourceLocation getAtLoc() const { return AtLoc; } 11302a35fa9b5e0f9d9429c04adb2e1249b6fd425e7aFariborz Jahanian SourceLocation getRParenLoc() const { return RParenLoc; } 11312a35fa9b5e0f9d9429c04adb2e1249b6fd425e7aFariborz Jahanian SourceRange getSourceRange() const { return SourceRange(AtLoc, RParenLoc); } 11322a35fa9b5e0f9d9429c04adb2e1249b6fd425e7aFariborz Jahanian 1133b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian /// getNumArgs - Return the number of actual arguments to this call. 1134b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian unsigned getNumArgs() const { return SelName.getNumArgs(); } 1135b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian 1136b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian static bool classof(const Stmt *T) { 1137b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian return T->getStmtClass() == ObjCSelectorExprClass; 1138b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian } 1139390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian static bool classof(const ObjCSelectorExpr *) { return true; } 1140b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian 1141b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian // Iterators 1142b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian virtual child_iterator child_begin(); 1143b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian virtual child_iterator child_end(); 1144b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian 1145b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian}; 1146b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian 1147390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian/// ObjCProtocolExpr used for protocol in Objective-C. 1148390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanianclass ObjCProtocolExpr : public Expr { 1149390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian 1150390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian ObjcProtocolDecl *Protocol; 1151390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian 1152390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian SourceLocation AtLoc, RParenLoc; 1153390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian public: 1154390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian ObjCProtocolExpr(QualType T, ObjcProtocolDecl *protocol, 1155390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian SourceLocation at, SourceLocation rp) 1156390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian : Expr(ObjCProtocolExprClass, T), Protocol(protocol), 1157390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian AtLoc(at), RParenLoc(rp) {} 1158390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian 1159390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian ObjcProtocolDecl *getProtocol() const { return Protocol; } 1160390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian 1161390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian SourceLocation getAtLoc() const { return AtLoc; } 1162390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian SourceLocation getRParenLoc() const { return RParenLoc; } 1163390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian SourceRange getSourceRange() const { return SourceRange(AtLoc, RParenLoc); } 1164390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian 1165390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian static bool classof(const Stmt *T) { 1166390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian return T->getStmtClass() == ObjCProtocolExprClass; 1167390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian } 1168390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian static bool classof(const ObjCProtocolExpr *) { return true; } 1169390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian 1170390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian // Iterators 1171390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian virtual child_iterator child_begin(); 1172390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian virtual child_iterator child_end(); 1173390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian 1174390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian}; 1175390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian 1176563477da25f824e37c535131695dc4dc9b68c465Steve Naroffclass ObjCMessageExpr : public Expr { 1177563477da25f824e37c535131695dc4dc9b68c465Steve Naroff enum { RECEIVER=0, ARGS_START=1 }; 117868d331a78e655d97294e94fcfa63f92cc1f40578Steve Naroff 1179563477da25f824e37c535131695dc4dc9b68c465Steve Naroff Expr **SubExprs; 1180563477da25f824e37c535131695dc4dc9b68c465Steve Naroff 1181563477da25f824e37c535131695dc4dc9b68c465Steve Naroff // A unigue name for this message. 1182bcfb06ac6da1aa3c74ac1ef7a49c2807522366e7Steve Naroff Selector SelName; 1183563477da25f824e37c535131695dc4dc9b68c465Steve Naroff 118468d331a78e655d97294e94fcfa63f92cc1f40578Steve Naroff IdentifierInfo *ClassName; // optional - 0 for instance messages. 1185563477da25f824e37c535131695dc4dc9b68c465Steve Naroff 1186563477da25f824e37c535131695dc4dc9b68c465Steve Naroff SourceLocation LBracloc, RBracloc; 1187563477da25f824e37c535131695dc4dc9b68c465Steve Naroffpublic: 118868d331a78e655d97294e94fcfa63f92cc1f40578Steve Naroff // constructor for class messages. 1189563477da25f824e37c535131695dc4dc9b68c465Steve Naroff // FIXME: clsName should be typed to ObjCInterfaceType 1190bcfb06ac6da1aa3c74ac1ef7a49c2807522366e7Steve Naroff ObjCMessageExpr(IdentifierInfo *clsName, Selector selInfo, 119168d331a78e655d97294e94fcfa63f92cc1f40578Steve Naroff QualType retType, SourceLocation LBrac, SourceLocation RBrac, 119268d331a78e655d97294e94fcfa63f92cc1f40578Steve Naroff Expr **ArgExprs); 119368d331a78e655d97294e94fcfa63f92cc1f40578Steve Naroff // constructor for instance messages. 1194bcfb06ac6da1aa3c74ac1ef7a49c2807522366e7Steve Naroff ObjCMessageExpr(Expr *receiver, Selector selInfo, 119568d331a78e655d97294e94fcfa63f92cc1f40578Steve Naroff QualType retType, SourceLocation LBrac, SourceLocation RBrac, 119668d331a78e655d97294e94fcfa63f92cc1f40578Steve Naroff Expr **ArgExprs); 1197563477da25f824e37c535131695dc4dc9b68c465Steve Naroff ~ObjCMessageExpr() { 1198563477da25f824e37c535131695dc4dc9b68c465Steve Naroff delete [] SubExprs; 1199563477da25f824e37c535131695dc4dc9b68c465Steve Naroff } 1200563477da25f824e37c535131695dc4dc9b68c465Steve Naroff 1201563477da25f824e37c535131695dc4dc9b68c465Steve Naroff const Expr *getReceiver() const { return SubExprs[RECEIVER]; } 1202563477da25f824e37c535131695dc4dc9b68c465Steve Naroff Expr *getReceiver() { return SubExprs[RECEIVER]; } 1203563477da25f824e37c535131695dc4dc9b68c465Steve Naroff 12046a8a9a41e9067b708498c02180159bafecfa044fSteve Naroff const Selector &getSelector() const { return SelName; } 12056a8a9a41e9067b708498c02180159bafecfa044fSteve Naroff Selector &getSelector() { return SelName; } 12066a8a9a41e9067b708498c02180159bafecfa044fSteve Naroff 12076a8a9a41e9067b708498c02180159bafecfa044fSteve Naroff const IdentifierInfo *getClassName() const { return ClassName; } 12086a8a9a41e9067b708498c02180159bafecfa044fSteve Naroff IdentifierInfo *getClassName() { return ClassName; } 12096a8a9a41e9067b708498c02180159bafecfa044fSteve Naroff 1210563477da25f824e37c535131695dc4dc9b68c465Steve Naroff /// getNumArgs - Return the number of actual arguments to this call. 1211bcfb06ac6da1aa3c74ac1ef7a49c2807522366e7Steve Naroff unsigned getNumArgs() const { return SelName.getNumArgs(); } 1212bcfb06ac6da1aa3c74ac1ef7a49c2807522366e7Steve Naroff 1213bcfb06ac6da1aa3c74ac1ef7a49c2807522366e7Steve Naroff/// getArg - Return the specified argument. 1214bcfb06ac6da1aa3c74ac1ef7a49c2807522366e7Steve Naroff Expr *getArg(unsigned Arg) { 1215bcfb06ac6da1aa3c74ac1ef7a49c2807522366e7Steve Naroff assert(Arg < SelName.getNumArgs() && "Arg access out of range!"); 1216bcfb06ac6da1aa3c74ac1ef7a49c2807522366e7Steve Naroff return SubExprs[Arg+ARGS_START]; 1217bcfb06ac6da1aa3c74ac1ef7a49c2807522366e7Steve Naroff } 1218bcfb06ac6da1aa3c74ac1ef7a49c2807522366e7Steve Naroff const Expr *getArg(unsigned Arg) const { 1219bcfb06ac6da1aa3c74ac1ef7a49c2807522366e7Steve Naroff assert(Arg < SelName.getNumArgs() && "Arg access out of range!"); 1220bcfb06ac6da1aa3c74ac1ef7a49c2807522366e7Steve Naroff return SubExprs[Arg+ARGS_START]; 1221bcfb06ac6da1aa3c74ac1ef7a49c2807522366e7Steve Naroff } 1222934f276cc5b45e19cd12ebb2d04fd7972a23865cSteve Naroff /// setArg - Set the specified argument. 1223934f276cc5b45e19cd12ebb2d04fd7972a23865cSteve Naroff void setArg(unsigned Arg, Expr *ArgExpr) { 1224934f276cc5b45e19cd12ebb2d04fd7972a23865cSteve Naroff assert(Arg < SelName.getNumArgs() && "Arg access out of range!"); 1225934f276cc5b45e19cd12ebb2d04fd7972a23865cSteve Naroff SubExprs[Arg+ARGS_START] = ArgExpr; 1226934f276cc5b45e19cd12ebb2d04fd7972a23865cSteve Naroff } 1227563477da25f824e37c535131695dc4dc9b68c465Steve Naroff SourceRange getSourceRange() const { return SourceRange(LBracloc, RBracloc); } 1228563477da25f824e37c535131695dc4dc9b68c465Steve Naroff 1229563477da25f824e37c535131695dc4dc9b68c465Steve Naroff static bool classof(const Stmt *T) { 1230563477da25f824e37c535131695dc4dc9b68c465Steve Naroff return T->getStmtClass() == ObjCMessageExprClass; 1231563477da25f824e37c535131695dc4dc9b68c465Steve Naroff } 1232563477da25f824e37c535131695dc4dc9b68c465Steve Naroff static bool classof(const ObjCMessageExpr *) { return true; } 1233563477da25f824e37c535131695dc4dc9b68c465Steve Naroff 1234563477da25f824e37c535131695dc4dc9b68c465Steve Naroff // Iterators 1235563477da25f824e37c535131695dc4dc9b68c465Steve Naroff virtual child_iterator child_begin(); 1236563477da25f824e37c535131695dc4dc9b68c465Steve Naroff virtual child_iterator child_end(); 1237563477da25f824e37c535131695dc4dc9b68c465Steve Naroff}; 1238563477da25f824e37c535131695dc4dc9b68c465Steve Naroff 12395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} // end namespace clang 12405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 12415f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#endif 1242