Expr.h revision 03d6fb99224c36935c9af9f4785cb33453c99b2b
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" 205f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include "llvm/ADT/APSInt.h" 215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 225f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencernamespace clang { 235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer class IdentifierInfo; 245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer class Decl; 25590b6646ef747d2f7b42e5f40487ff07642d7b6fChris Lattner class ASTContext; 265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 275f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// Expr - This represents one expression. Note that Expr's are subclasses of 285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// Stmt. This allows an expression to be transparently used any place a Stmt 295f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// is required. 305f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass Expr : public Stmt { 325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType TR; 335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerprotected: 345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr(StmtClass SC, QualType T) : Stmt(SC), TR(T) {} 355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ~Expr() {} 365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 375f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getType() const { return TR; } 38fa2eaabd304172dd8afc561f6156a65f8d0e442bSteve Naroff void setType(QualType t) { TR = t; } 395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// SourceLocation tokens are not useful in isolation - they are low level 415f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// value objects created/interpreted by SourceManager. We assume AST 425f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// clients will have a pointer to the respective SourceManager. 435f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceRange getSourceRange() const = 0; 445f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation getLocStart() const { return getSourceRange().Begin(); } 455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation getLocEnd() const { return getSourceRange().End(); } 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 } 1055f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1065f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 1075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() >= firstExprConstant && 1085f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer T->getStmtClass() <= lastExprConstant; 1095f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 1105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Expr *) { return true; } 1115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 1125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 1145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// Primary Expressions. 1155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 1165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1175f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// DeclRefExpr - [C99 6.5.1p2] - A reference to a declared variable, function, 1185f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// enum, etc. 1195f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass DeclRefExpr : public Expr { 1205f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Decl *D; // a ValueDecl or EnumConstantDecl 1215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation Loc; 1225f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 1235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer DeclRefExpr(Decl *d, QualType t, SourceLocation l) : 1245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr(DeclRefExprClass, t), D(d), Loc(l) {} 1255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Decl *getDecl() { return D; } 1275f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer const Decl *getDecl() const { return D; } 1285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceRange getSourceRange() const { return SourceRange(Loc); } 1295f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1305f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 1325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == DeclRefExprClass; 1335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 1345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const DeclRefExpr *) { return true; } 1355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 1365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 137ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner/// PreDefinedExpr - [C99 6.4.2.2] - A pre-defined identifier such as __func__. 138227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlssonclass PreDefinedExpr : public Expr { 139227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlssonpublic: 140227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson enum IdentType { 141227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson Func, 142227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson Function, 143227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson PrettyFunction 144227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson }; 145227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson 146227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlssonprivate: 147227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson SourceLocation Loc; 148227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson IdentType Type; 149227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlssonpublic: 150227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson PreDefinedExpr(SourceLocation l, QualType type, IdentType IT) 151227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson : Expr(PreDefinedExprClass, type), Loc(l), Type(IT) {} 152227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson 153227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson IdentType getIdentType() const { return Type; } 154227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson 155227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson virtual SourceRange getSourceRange() const { return SourceRange(Loc); } 156227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson 157227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson static bool classof(const Stmt *T) { 158227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson return T->getStmtClass() == PreDefinedExprClass; 159227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson } 160227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson static bool classof(const PreDefinedExpr *) { return true; } 161227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson}; 162227426661be33ff3e21f2b6b9f97971da2da044fAnders Carlsson 1635f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass IntegerLiteral : public Expr { 1645f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer llvm::APInt Value; 1655f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation Loc; 1665f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 1675f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // type should be IntTy, LongTy, LongLongTy, UnsignedIntTy, UnsignedLongTy, 1685f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // or UnsignedLongLongTy 1695f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer IntegerLiteral(const llvm::APInt &V, QualType type, SourceLocation l) 1705f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer : Expr(IntegerLiteralClass, type), Value(V), Loc(l) { 1715f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer assert(type->isIntegerType() && "Illegal type in IntegerLiteral"); 1725f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 1735f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer const llvm::APInt &getValue() const { return Value; } 1745f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceRange getSourceRange() const { return SourceRange(Loc); } 1755f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1765f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 1775f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == IntegerLiteralClass; 1785f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 1795f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const IntegerLiteral *) { return true; } 1805f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 1815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1825f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass CharacterLiteral : public Expr { 1835f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer unsigned Value; 1845f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation Loc; 1855f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 1865f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // type should be IntTy 1875f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer CharacterLiteral(unsigned value, QualType type, SourceLocation l) 1885f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer : Expr(CharacterLiteralClass, type), Value(value), Loc(l) { 1895f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 1902eadfb638eb1bb6ccfd6fd0453e764d47e27eed9Chris Lattner SourceLocation getLoc() const { return Loc; } 1912eadfb638eb1bb6ccfd6fd0453e764d47e27eed9Chris Lattner 1925f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceRange getSourceRange() const { return SourceRange(Loc); } 1935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1945f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer unsigned getValue() const { return Value; } 1955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 1975f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == CharacterLiteralClass; 1985f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 1995f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const CharacterLiteral *) { return true; } 2005f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 2015f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2025f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass FloatingLiteral : public Expr { 2035f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer float Value; // FIXME 2045f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation Loc; 2055f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 2065f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer FloatingLiteral(float value, QualType type, SourceLocation l) 2075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer : Expr(FloatingLiteralClass, type), Value(value), Loc(l) {} 2085f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2095f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer float getValue() const { return Value; } 2105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceRange getSourceRange() const { return SourceRange(Loc); } 2125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 2145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == FloatingLiteralClass; 2155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 2165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const FloatingLiteral *) { return true; } 2175f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 2185f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 219e6a82b2c29ad05534841e5f8fd033fb17b6f61e2Ted Kremenek/// StringLiteral - This represents a string literal expression, e.g. "foo" 220e6a82b2c29ad05534841e5f8fd033fb17b6f61e2Ted Kremenek/// or L"bar" (wide strings). The actual string is returned by getStrData() 221e6a82b2c29ad05534841e5f8fd033fb17b6f61e2Ted Kremenek/// is NOT null-terminated, and the length of the string is determined by 222e6a82b2c29ad05534841e5f8fd033fb17b6f61e2Ted Kremenek/// calling getByteLength(). 2235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass StringLiteral : public Expr { 2245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer const char *StrData; 2255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer unsigned ByteLength; 2265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool IsWide; 2275f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // if the StringLiteral was composed using token pasting, both locations 2285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // are needed. If not (the common case), firstTokLoc == lastTokLoc. 2295f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // FIXME: if space becomes an issue, we should create a sub-class. 2305f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation firstTokLoc, lastTokLoc; 2315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 2325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer StringLiteral(const char *strData, unsigned byteLength, bool Wide, 2335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType t, SourceLocation b, SourceLocation e); 2345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual ~StringLiteral(); 2355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer const char *getStrData() const { return StrData; } 2375f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer unsigned getByteLength() const { return ByteLength; } 2385f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isWide() const { return IsWide; } 2395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceRange getSourceRange() const { 2415f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return SourceRange(firstTokLoc,lastTokLoc); 2425f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 2435f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 2445f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == StringLiteralClass; 2455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 2465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const StringLiteral *) { return true; } 2475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 2485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2495f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// ParenExpr - This represents a parethesized expression, e.g. "(1)". This 2505f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// AST node is only formed if full location information is requested. 2515f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass ParenExpr : public Expr { 2525f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation L, R; 2535f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr *Val; 2545f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 2555f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ParenExpr(SourceLocation l, SourceLocation r, Expr *val) 2565f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer : Expr(ParenExprClass, val->getType()), L(l), R(r), Val(val) {} 2575f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2585f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer const Expr *getSubExpr() const { return Val; } 2595f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr *getSubExpr() { return Val; } 2605f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceRange getSourceRange() const { return SourceRange(L, R); } 2615f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 2635f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == ParenExprClass; 2645f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 2655f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const ParenExpr *) { return true; } 2665f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 2675f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2685f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2695f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// UnaryOperator - This represents the unary-expression's (except sizeof of 2705f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// types), the postinc/postdec operators from postfix-expression, and various 2715f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// extensions. 2725f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass UnaryOperator : public Expr { 2735f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 2745f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer enum Opcode { 2755f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer PostInc, PostDec, // [C99 6.5.2.4] Postfix increment and decrement operators 2765f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer PreInc, PreDec, // [C99 6.5.3.1] Prefix increment and decrement operators. 2775f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer AddrOf, Deref, // [C99 6.5.3.2] Address and indirection operators. 2785f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Plus, Minus, // [C99 6.5.3.3] Unary arithmetic operators. 2795f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Not, LNot, // [C99 6.5.3.3] Unary arithmetic operators. 2805f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SizeOf, AlignOf, // [C99 6.5.3.4] Sizeof (expr, not type) operator. 2815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Real, Imag, // "__real expr"/"__imag expr" Extension. 2825f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Extension // __extension__ marker. 2835f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer }; 2845f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerprivate: 2855f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr *Val; 2865f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Opcode Opc; 2875f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation Loc; 2885f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 2895f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2905f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer UnaryOperator(Expr *input, Opcode opc, QualType type, SourceLocation l) 2915f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer : Expr(UnaryOperatorClass, type), Val(input), Opc(opc), Loc(l) {} 2925f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Opcode getOpcode() const { return Opc; } 2945f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr *getSubExpr() const { return Val; } 2955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getOperatorLoc - Return the location of the operator. 2975f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation getOperatorLoc() const { return Loc; } 2985f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2995f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// isPostfix - Return true if this is a postfix operation, like x++. 3005f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool isPostfix(Opcode Op); 3015f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3025f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isPostfix() const { return isPostfix(Opc); } 3035f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isIncrementDecrementOp() const { return Opc>=PostInc && Opc<=PreDec; } 3045f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isSizeOfAlignOfOp() const { return Opc == SizeOf || Opc == AlignOf; } 3055f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool isArithmeticOp(Opcode Op) { return Op >= Plus && Op <= LNot; } 3065f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getDecl - a recursive routine that derives the base decl for an 3085f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// expression. For example, it will return the declaration for "s" from 3095f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// the following complex expression "s.zz[2].bb.vv". 3105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool isAddressable(Expr *e); 3115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getOpcodeStr - Turn an Opcode enum value into the punctuation char it 3135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// corresponds to, e.g. "sizeof" or "[pre]++" 3145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static const char *getOpcodeStr(Opcode Op); 3155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceRange getSourceRange() const { 3175f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer if (isPostfix()) 3185f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return SourceRange(Val->getLocStart(), Loc); 3195f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer else 3205f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return SourceRange(Loc, Val->getLocEnd()); 3215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 3225f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceLocation getExprLoc() const { return Loc; } 3235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 3255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == UnaryOperatorClass; 3265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 3275f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const UnaryOperator *) { return true; } 3285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 3295f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3305f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// SizeOfAlignOfTypeExpr - [C99 6.5.3.4] - This is only for sizeof/alignof of 3315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// *types*. sizeof(expr) is handled by UnaryOperator. 3325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass SizeOfAlignOfTypeExpr : public Expr { 3335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isSizeof; // true if sizeof, false if alignof. 3345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType Ty; 3355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation OpLoc, RParenLoc; 3365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 3375f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SizeOfAlignOfTypeExpr(bool issizeof, QualType argType, QualType resultType, 3385f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation op, SourceLocation rp) : 3395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr(SizeOfAlignOfTypeExprClass, resultType), 3405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer isSizeof(issizeof), Ty(argType), OpLoc(op), RParenLoc(rp) {} 3415f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3425f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isSizeOf() const { return isSizeof; } 3435f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getArgumentType() const { return Ty; } 34476e773a443be9f006610f46529e07d4c8d857680Chris Lattner 34576e773a443be9f006610f46529e07d4c8d857680Chris Lattner SourceLocation getOperatorLoc() const { return OpLoc; } 3465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceRange getSourceRange() const { return SourceRange(OpLoc, RParenLoc); } 3475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 3495f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == SizeOfAlignOfTypeExprClass; 3505f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 3515f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const SizeOfAlignOfTypeExpr *) { return true; } 3525f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 3535f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3545f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 3555f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// Postfix Operators. 3565f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 3575f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3585f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// ArraySubscriptExpr - [C99 6.5.2.1] Array Subscripting. 3595f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass ArraySubscriptExpr : public Expr { 3602324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek Expr *LHS, *RHS; 3615f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation RBracketLoc; 3625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 3632324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek ArraySubscriptExpr(Expr *lhs, Expr *rhs, QualType t, 3645f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation rbracketloc) : 3655f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr(ArraySubscriptExprClass, t), 3662324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek LHS(lhs), RHS(rhs), RBracketLoc(rbracketloc) {} 3675f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3682324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek /// An array access can be written A[4] or 4[A] (both are equivalent). 3692324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek /// - getBase() and getIdx() always present the normalized view: A[4]. 3702324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek /// In this case getBase() returns "A" and getIdx() returns "4". 3712324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek /// - getLHS() and getRHS() present the syntactic view. e.g. for 3722324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek /// 4[A] getLHS() returns "4". 3732324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek 3742324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek Expr *getBase() { return (LHS->getType()->isIntegerType()) ? RHS : LHS; } 3752324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek const Expr *getBase() const { 3762324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek return (LHS->getType()->isIntegerType()) ? RHS : LHS; 3772324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek } 3782324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek 3792324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek Expr *getIdx() { return (LHS->getType()->isIntegerType()) ? LHS : RHS; } 3802324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek const Expr *getIdx() const { 3812324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek return (LHS->getType()->isIntegerType()) ? LHS : RHS; 3822324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek } 3832324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek 3842324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek Expr *getLHS() { return LHS; } 3852324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek const Expr *getLHS() const { return LHS; } 3862324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek 3872324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek Expr *getRHS() { return RHS; } 3882324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek const Expr *getRHS() const { return RHS; } 3895f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3905f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceRange getSourceRange() const { 3912324512285caac0332bbbc6e4cab6245d2a370a1Ted Kremenek return SourceRange(LHS->getLocStart(), RBracketLoc); 3925f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 3935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceLocation getExprLoc() const { return RBracketLoc; } 3945f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 3965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == ArraySubscriptExprClass; 3975f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 3985f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const ArraySubscriptExpr *) { return true; } 3995f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 4005f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4015f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4025f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// CallExpr - [C99 6.5.2.2] Function Calls. 4035f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 4045f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass CallExpr : public Expr { 4055f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr *Fn; 4065f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr **Args; 4075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer unsigned NumArgs; 4085f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation RParenLoc; 4095f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 4105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer CallExpr(Expr *fn, Expr **args, unsigned numargs, QualType t, 4115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation rparenloc); 4125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ~CallExpr() { 4135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer delete [] Args; 4145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 4155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer const Expr *getCallee() const { return Fn; } 4175f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr *getCallee() { return Fn; } 4185f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4195f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getNumArgs - Return the number of actual arguments to this call. 4205f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// 4215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer unsigned getNumArgs() const { return NumArgs; } 4225f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getArg - Return the specified argument. 4245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr *getArg(unsigned Arg) { 4255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer assert(Arg < NumArgs && "Arg access out of range!"); 4265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return Args[Arg]; 4275f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 4285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer const Expr *getArg(unsigned Arg) const { 4295f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer assert(Arg < NumArgs && "Arg access out of range!"); 4305f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return Args[Arg]; 4315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 4325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getNumCommas - Return the number of commas that must have been present in 4345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// this function call. 4355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer unsigned getNumCommas() const { return NumArgs ? NumArgs - 1 : 0; } 4365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 43713b7c5ff42d6077a8d59e2c9ec9e7fedd0150ae6Steve Naroff bool isBuiltinClassifyType(llvm::APSInt &Result) const; 43813b7c5ff42d6077a8d59e2c9ec9e7fedd0150ae6Steve Naroff 4395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceRange getSourceRange() const { 4405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return SourceRange(Fn->getLocStart(), RParenLoc); 4415f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 4425f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4435f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 4445f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == CallExprClass; 4455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 4465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const CallExpr *) { return true; } 4475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 4485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4495f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// MemberExpr - [C99 6.5.2.3] Structure and Union Members. 4505f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 4515f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass MemberExpr : public Expr { 4525f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr *Base; 4535f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer FieldDecl *MemberDecl; 4545f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation MemberLoc; 4555f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool IsArrow; // True if this is "X->F", false if this is "X.F". 4565f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 4575f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer MemberExpr(Expr *base, bool isarrow, FieldDecl *memberdecl, SourceLocation l) 4585f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer : Expr(MemberExprClass, memberdecl->getType()), 4595f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Base(base), MemberDecl(memberdecl), MemberLoc(l), IsArrow(isarrow) {} 4605f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4615f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr *getBase() const { return Base; } 4625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer FieldDecl *getMemberDecl() const { return MemberDecl; } 4635f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isArrow() const { return IsArrow; } 4645f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4655f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceRange getSourceRange() const { 4665f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return SourceRange(getBase()->getLocStart(), MemberLoc); 4675f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 4685f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceLocation getExprLoc() const { return MemberLoc; } 4695f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4705f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 4715f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == MemberExprClass; 4725f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 4735f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const MemberExpr *) { return true; } 4745f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 4755f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4766481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner/// OCUVectorElementExpr - This represents access to specific elements of a 477cb92a118145c2a425666068d37c4049c38e24914Chris Lattner/// vector, and may occur on the left hand side or right hand side. For example 478cb92a118145c2a425666068d37c4049c38e24914Chris Lattner/// the following is legal: "V.xy = V.zw" if V is a 4 element ocu vector. 47931a458462c6cf417a84e0c47852b18fb22d79acbSteve Naroff/// 4806481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattnerclass OCUVectorElementExpr : public Expr { 481fec0b49c3fa621fbf63e420f3d54a5bb3a0265d2Steve Naroff Expr *Base; 482fec0b49c3fa621fbf63e420f3d54a5bb3a0265d2Steve Naroff IdentifierInfo &Accessor; 483fec0b49c3fa621fbf63e420f3d54a5bb3a0265d2Steve Naroff SourceLocation AccessorLoc; 48431a458462c6cf417a84e0c47852b18fb22d79acbSteve Naroffpublic: 4856481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner enum ElementType { 486cb92a118145c2a425666068d37c4049c38e24914Chris Lattner Point, // xywz 487cb92a118145c2a425666068d37c4049c38e24914Chris Lattner Color, // rgba 488dd652cdb7046155437eeb3dff512768f0a57369bChris Lattner Texture // stpq 48931a458462c6cf417a84e0c47852b18fb22d79acbSteve Naroff }; 4906481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner OCUVectorElementExpr(QualType ty, Expr *base, IdentifierInfo &accessor, 4916481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner SourceLocation loc) 4926481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner : Expr(OCUVectorElementExprClass, ty), 4936481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner Base(base), Accessor(accessor), AccessorLoc(loc) {} 49431a458462c6cf417a84e0c47852b18fb22d79acbSteve Naroff 495cb92a118145c2a425666068d37c4049c38e24914Chris Lattner const Expr *getBase() const { return Base; } 496cb92a118145c2a425666068d37c4049c38e24914Chris Lattner Expr *getBase() { return Base; } 497cb92a118145c2a425666068d37c4049c38e24914Chris Lattner 498cb92a118145c2a425666068d37c4049c38e24914Chris Lattner IdentifierInfo &getAccessor() const { return Accessor; } 499cb92a118145c2a425666068d37c4049c38e24914Chris Lattner 5006481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner /// getNumElements - Get the number of components being selected. 5016481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner unsigned getNumElements() const; 5024d0ac88428b3ed7c6f3a2f4e758ea5424ecd70aeChris Lattner 5036481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner /// getElementType - Determine whether the components of this access are 504cb92a118145c2a425666068d37c4049c38e24914Chris Lattner /// "point" "color" or "texture" elements. 5056481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner ElementType getElementType() const; 50631a458462c6cf417a84e0c47852b18fb22d79acbSteve Naroff 5076481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner /// containsDuplicateElements - Return true if any element access is 508cb92a118145c2a425666068d37c4049c38e24914Chris Lattner /// repeated. 5096481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner bool containsDuplicateElements() const; 510fec0b49c3fa621fbf63e420f3d54a5bb3a0265d2Steve Naroff 511b8f849da3cedee2f61ad98389115ddd04e439d60Chris Lattner /// getEncodedElementAccess - Encode the elements accessed into a bit vector. 512b8f849da3cedee2f61ad98389115ddd04e439d60Chris Lattner /// The encoding currently uses 2-bit bitfields, but clients should use the 513b8f849da3cedee2f61ad98389115ddd04e439d60Chris Lattner /// accessors below to access them. 514b8f849da3cedee2f61ad98389115ddd04e439d60Chris Lattner /// 515b8f849da3cedee2f61ad98389115ddd04e439d60Chris Lattner unsigned getEncodedElementAccess() const; 516b8f849da3cedee2f61ad98389115ddd04e439d60Chris Lattner 517b8f849da3cedee2f61ad98389115ddd04e439d60Chris Lattner /// getAccessedFieldNo - Given an encoded value and a result number, return 518b8f849da3cedee2f61ad98389115ddd04e439d60Chris Lattner /// the input field number being accessed. 519b8f849da3cedee2f61ad98389115ddd04e439d60Chris Lattner static unsigned getAccessedFieldNo(unsigned Idx, unsigned EncodedVal) { 520b8f849da3cedee2f61ad98389115ddd04e439d60Chris Lattner return (EncodedVal >> (Idx*2)) & 3; 521b8f849da3cedee2f61ad98389115ddd04e439d60Chris Lattner } 522b8f849da3cedee2f61ad98389115ddd04e439d60Chris Lattner 52331a458462c6cf417a84e0c47852b18fb22d79acbSteve Naroff virtual SourceRange getSourceRange() const { 52431a458462c6cf417a84e0c47852b18fb22d79acbSteve Naroff return SourceRange(getBase()->getLocStart(), AccessorLoc); 52531a458462c6cf417a84e0c47852b18fb22d79acbSteve Naroff } 52631a458462c6cf417a84e0c47852b18fb22d79acbSteve Naroff static bool classof(const Stmt *T) { 5276481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner return T->getStmtClass() == OCUVectorElementExprClass; 52831a458462c6cf417a84e0c47852b18fb22d79acbSteve Naroff } 5296481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner static bool classof(const OCUVectorElementExpr *) { return true; } 53031a458462c6cf417a84e0c47852b18fb22d79acbSteve Naroff}; 53131a458462c6cf417a84e0c47852b18fb22d79acbSteve Naroff 532aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff/// CompoundLiteralExpr - [C99 6.5.2.5] 533aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff/// 534aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroffclass CompoundLiteralExpr : public Expr { 535aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff Expr *Init; 536aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroffpublic: 537aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff CompoundLiteralExpr(QualType ty, Expr *init) : 538aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff Expr(CompoundLiteralExprClass, ty), Init(init) {} 539aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff 54006184086c10c6672f4bcc3630a5a2b0bed048f63Chris Lattner const Expr *getInitializer() const { return Init; } 54106184086c10c6672f4bcc3630a5a2b0bed048f63Chris Lattner Expr *getInitializer() { return Init; } 542aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff 54306184086c10c6672f4bcc3630a5a2b0bed048f63Chris Lattner virtual SourceRange getSourceRange() const { return Init->getSourceRange(); } 544aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff 545aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff static bool classof(const Stmt *T) { 546aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff return T->getStmtClass() == CompoundLiteralExprClass; 547aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff } 548aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff static bool classof(const CompoundLiteralExpr *) { return true; } 549aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff}; 550aff1edd84aaafef15b737acd8ec61abcca6d6bc3Steve Naroff 55149b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff/// ImplicitCastExpr - Allows us to explicitly represent implicit type 55249b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff/// conversions. For example: converting T[]->T*, void f()->void (*f)(), 55349b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff/// float->double, short->int, etc. 55449b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff/// 55549b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroffclass ImplicitCastExpr : public Expr { 55649b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff Expr *Op; 55749b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroffpublic: 55849b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff ImplicitCastExpr(QualType ty, Expr *op) : 559d0d560a0975c2f8c4a9559e84ec556b6a0baf7dfChris Lattner Expr(ImplicitCastExprClass, ty), Op(op) {} 56049b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff 561d0d560a0975c2f8c4a9559e84ec556b6a0baf7dfChris Lattner Expr *getSubExpr() { return Op; } 562d0d560a0975c2f8c4a9559e84ec556b6a0baf7dfChris Lattner const Expr *getSubExpr() const { return Op; } 56390045e8ebabf50d6f1b3a67081a621b20b5e5341Steve Naroff 564aa4166c6c86e174362c0dc4e2cb63345f72cc5a0Chris Lattner virtual SourceRange getSourceRange() const { return Op->getSourceRange(); } 56590045e8ebabf50d6f1b3a67081a621b20b5e5341Steve Naroff 56649b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff static bool classof(const Stmt *T) { 56749b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff return T->getStmtClass() == ImplicitCastExprClass; 56849b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff } 56949b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff static bool classof(const ImplicitCastExpr *) { return true; } 57049b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff}; 57149b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff 5725f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// CastExpr - [C99 6.5.4] Cast Operators. 5735f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 5745f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass CastExpr : public Expr { 5755f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr *Op; 5765f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation Loc; // the location of the left paren 5775f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 5785f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer CastExpr(QualType ty, Expr *op, SourceLocation l) : 57926dc7b39267b7d29b35a7887a5b8e54697192192Chris Lattner Expr(CastExprClass, ty), Op(op), Loc(l) {} 58049b4526992a8c8a6a290aa3efa9828154a24af8dSteve Naroff 5815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation getLParenLoc() const { return Loc; } 5825f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5835f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr *getSubExpr() const { return Op; } 5845f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5855f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceRange getSourceRange() const { 5865f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return SourceRange(Loc, getSubExpr()->getSourceRange().End()); 5875f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 5885f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 5895f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == CastExprClass; 5905f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 5915f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const CastExpr *) { return true; } 5925f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 5935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5945f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass BinaryOperator : public Expr { 5955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 5965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer enum Opcode { 5975f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Operators listed in order of precedence. 59803d6fb99224c36935c9af9f4785cb33453c99b2bChris Lattner // Note that additions to this should also update the StmtVisitor class. 5995f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Mul, Div, Rem, // [C99 6.5.5] Multiplicative operators. 6005f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Add, Sub, // [C99 6.5.6] Additive operators. 6015f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Shl, Shr, // [C99 6.5.7] Bitwise shift operators. 6025f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer LT, GT, LE, GE, // [C99 6.5.8] Relational operators. 6035f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer EQ, NE, // [C99 6.5.9] Equality operators. 6045f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer And, // [C99 6.5.10] Bitwise AND operator. 6055f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Xor, // [C99 6.5.11] Bitwise XOR operator. 6065f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Or, // [C99 6.5.12] Bitwise OR operator. 6075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer LAnd, // [C99 6.5.13] Logical AND operator. 6085f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer LOr, // [C99 6.5.14] Logical OR operator. 6095f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Assign, MulAssign,// [C99 6.5.16] Assignment operators. 6105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer DivAssign, RemAssign, 6115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer AddAssign, SubAssign, 6125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ShlAssign, ShrAssign, 6135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer AndAssign, XorAssign, 6145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer OrAssign, 6155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Comma // [C99 6.5.17] Comma operator. 6165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer }; 6175f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 6185f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer BinaryOperator(Expr *lhs, Expr *rhs, Opcode opc, QualType ResTy) 6195f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer : Expr(BinaryOperatorClass, ResTy), LHS(lhs), RHS(rhs), Opc(opc) { 6205f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer assert(!isCompoundAssignmentOp() && 6215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer "Use ArithAssignBinaryOperator for compound assignments"); 6225f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 6235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 6245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Opcode getOpcode() const { return Opc; } 6255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr *getLHS() const { return LHS; } 6265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr *getRHS() const { return RHS; } 6275f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceRange getSourceRange() const { 6285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return SourceRange(getLHS()->getLocStart(), getRHS()->getLocEnd()); 6295f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 6305f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 6315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getOpcodeStr - Turn an Opcode enum value into the punctuation char it 6325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// corresponds to, e.g. "<<=". 6335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static const char *getOpcodeStr(Opcode Op); 6345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 6355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// predicates to categorize the respective opcodes. 6365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isMultiplicativeOp() const { return Opc >= Mul && Opc <= Rem; } 6375f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isAdditiveOp() const { return Opc == Add || Opc == Sub; } 6385f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isShiftOp() const { return Opc == Shl || Opc == Shr; } 6395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isBitwiseOp() const { return Opc >= And && Opc <= Or; } 6405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isRelationalOp() const { return Opc >= LT && Opc <= GE; } 6415f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isEqualityOp() const { return Opc == EQ || Opc == NE; } 6425f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isLogicalOp() const { return Opc == LAnd || Opc == LOr; } 6435f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isAssignmentOp() const { return Opc >= Assign && Opc <= OrAssign; } 6445f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isCompoundAssignmentOp() const { return Opc > Assign && Opc <= OrAssign;} 6455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isShiftAssignOp() const { return Opc == ShlAssign || Opc == ShrAssign; } 6465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 6475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 6485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == BinaryOperatorClass; 6495f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 6505f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const BinaryOperator *) { return true; } 6515f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerprivate: 6525f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr *LHS, *RHS; 6535f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Opcode Opc; 6545f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerprotected: 6555f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer BinaryOperator(Expr *lhs, Expr *rhs, Opcode opc, QualType ResTy, bool dead) 6565f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer : Expr(BinaryOperatorClass, ResTy), LHS(lhs), RHS(rhs), Opc(opc) { 6575f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 6585f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 6595f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 6605f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// CompoundAssignOperator - For compound assignments (e.g. +=), we keep 6615f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// track of the type the operation is performed in. Due to the semantics of 6625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// these operators, the operands are promoted, the aritmetic performed, an 6635f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// implicit conversion back to the result type done, then the assignment takes 6645f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// place. This captures the intermediate type which the computation is done 6655f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// in. 6665f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass CompoundAssignOperator : public BinaryOperator { 6675f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType ComputationType; 6685f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 6695f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer CompoundAssignOperator(Expr *lhs, Expr *rhs, Opcode opc, 6705f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType ResType, QualType CompType) 6715f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer : BinaryOperator(lhs, rhs, opc, ResType, true), ComputationType(CompType) { 6725f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer assert(isCompoundAssignmentOp() && 6735f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer "Only should be used for compound assignments"); 6745f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 6755f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 6765f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getComputationType() const { return ComputationType; } 6775f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 6785f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const CompoundAssignOperator *) { return true; } 6795f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const BinaryOperator *B) { 6805f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return B->isCompoundAssignmentOp(); 6815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 6825f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *S) { 6835f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return isa<BinaryOperator>(S) && classof(cast<BinaryOperator>(S)); 6845f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 6855f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 6865f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 6875f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// ConditionalOperator - The ?: operator. Note that LHS may be null when the 6885f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// GNU "missing LHS" extension is in use. 6895f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 6905f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass ConditionalOperator : public Expr { 6915f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr *Cond, *LHS, *RHS; // Left/Middle/Right hand sides. 6925f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 6935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ConditionalOperator(Expr *cond, Expr *lhs, Expr *rhs, QualType t) 6945f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer : Expr(ConditionalOperatorClass, t), Cond(cond), LHS(lhs), RHS(rhs) {} 6955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 6965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr *getCond() const { return Cond; } 6975f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr *getLHS() const { return LHS; } 6985f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Expr *getRHS() const { return RHS; } 6995f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 7005f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceRange getSourceRange() const { 7015f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return SourceRange(getCond()->getLocStart(), getRHS()->getLocEnd()); 7025f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 7035f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 7045f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == ConditionalOperatorClass; 7055f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 7065f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const ConditionalOperator *) { return true; } 7075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 7085f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 7096481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner/// AddrLabelExpr - The GNU address of label extension, representing &&label. 7106481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattnerclass AddrLabelExpr : public Expr { 7115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation AmpAmpLoc, LabelLoc; 7125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer LabelStmt *Label; 7135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 7146481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner AddrLabelExpr(SourceLocation AALoc, SourceLocation LLoc, LabelStmt *L, 7156481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner QualType t) 7166481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner : Expr(AddrLabelExprClass, t), AmpAmpLoc(AALoc), LabelLoc(LLoc), Label(L) {} 7175f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 7185f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual SourceRange getSourceRange() const { 7195f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return SourceRange(AmpAmpLoc, LabelLoc); 7205f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 7215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 7225f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer LabelStmt *getLabel() const { return Label; } 7235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 7245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 7256481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner return T->getStmtClass() == AddrLabelExprClass; 7265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 7276481a57fefbf1a313ff439028470fe4c27a3b7a3Chris Lattner static bool classof(const AddrLabelExpr *) { return true; } 7285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 729ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner 730ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner/// StmtExpr - This is the GNU Statement Expression extension: ({int X=4; X;}). 731ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner/// The StmtExpr contains a single CompoundStmt node, which it evaluates and 732ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner/// takes the value of the last subexpression. 733ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattnerclass StmtExpr : public Expr { 734ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner CompoundStmt *SubStmt; 735ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner SourceLocation LParenLoc, RParenLoc; 736ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattnerpublic: 737d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff StmtExpr(CompoundStmt *substmt, QualType T, 738d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff SourceLocation lp, SourceLocation rp) : 739d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff Expr(StmtExprClass, T), SubStmt(substmt), LParenLoc(lp), RParenLoc(rp) { } 740ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner 741ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner CompoundStmt *getSubStmt() { return SubStmt; } 742ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner const CompoundStmt *getSubStmt() const { return SubStmt; } 743ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner 744ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner virtual SourceRange getSourceRange() const { 745ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner return SourceRange(LParenLoc, RParenLoc); 746ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner } 7475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 748ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner static bool classof(const Stmt *T) { 749ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner return T->getStmtClass() == StmtExprClass; 750ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner } 751ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner static bool classof(const StmtExpr *) { return true; } 752ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner}; 753ab18c4c0ac1a46a38aa84c2c8ea485612e21a614Chris Lattner 754d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff/// TypesCompatibleExpr - GNU builtin-in function __builtin_type_compatible_p. 755d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff/// This AST node represents a function that returns 1 if two *types* (not 756d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff/// expressions) are compatible. The result of this built-in function can be 757d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff/// used in integer constant expressions. 758d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroffclass TypesCompatibleExpr : public Expr { 759d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff QualType Type1; 760d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff QualType Type2; 761363bcff47df2fda3cfcfcd994b7888157df58c43Steve Naroff SourceLocation BuiltinLoc, RParenLoc; 762d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroffpublic: 763363bcff47df2fda3cfcfcd994b7888157df58c43Steve Naroff TypesCompatibleExpr(QualType ReturnType, SourceLocation BLoc, 764d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff QualType t1, QualType t2, SourceLocation RP) : 765d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff Expr(TypesCompatibleExprClass, ReturnType), Type1(t1), Type2(t2), 766363bcff47df2fda3cfcfcd994b7888157df58c43Steve Naroff BuiltinLoc(BLoc), RParenLoc(RP) {} 767d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff 7687f28fe8e00ec4fac17977374d8da491f873a3b05Steve Naroff QualType getArgType1() const { return Type1; } 7697f28fe8e00ec4fac17977374d8da491f873a3b05Steve Naroff QualType getArgType2() const { return Type2; } 770363bcff47df2fda3cfcfcd994b7888157df58c43Steve Naroff 771389cecc83f33e93c8ba6bf2e8269b8690404416fSteve Naroff int typesAreCompatible() const { return Type::typesAreCompatible(Type1,Type2); } 772363bcff47df2fda3cfcfcd994b7888157df58c43Steve Naroff 773d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff virtual SourceRange getSourceRange() const { 774363bcff47df2fda3cfcfcd994b7888157df58c43Steve Naroff return SourceRange(BuiltinLoc, RParenLoc); 775d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff } 776d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff static bool classof(const Stmt *T) { 777d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff return T->getStmtClass() == TypesCompatibleExprClass; 778d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff } 779d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff static bool classof(const TypesCompatibleExpr *) { return true; } 780d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff}; 781d34e915f33224c508ad55fbf975bd10b7876e197Steve Naroff 782d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff/// ChooseExpr - GNU builtin-in function __builtin_choose_expr. 783d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff/// This AST node is similar to the conditional operator (?:) in C, with 784d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff/// the following exceptions: 785d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff/// - the test expression much be a constant expression. 786d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff/// - the expression returned has it's type unaltered by promotion rules. 787d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff/// - does not evaluate the expression that was not chosen. 788d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroffclass ChooseExpr : public Expr { 789d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff Expr *Cond, *LHS, *RHS; // First, second, and third arguments. 790d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff SourceLocation BuiltinLoc, RParenLoc; 791d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroffpublic: 792d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff ChooseExpr(SourceLocation BLoc, Expr *cond, Expr *lhs, Expr *rhs, QualType t, 793d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff SourceLocation RP) 794d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff : Expr(ChooseExprClass, t), 795d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff Cond(cond), LHS(lhs), RHS(rhs), BuiltinLoc(BLoc), RParenLoc(RP) {} 796d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff 797c1b607db38501f73c8e1461fc749a6b0e469f157Chris Lattner Expr *getCond() { return Cond; } 798c1b607db38501f73c8e1461fc749a6b0e469f157Chris Lattner Expr *getLHS() { return LHS; } 799c1b607db38501f73c8e1461fc749a6b0e469f157Chris Lattner Expr *getRHS() { return RHS; } 800c1b607db38501f73c8e1461fc749a6b0e469f157Chris Lattner 801c1b607db38501f73c8e1461fc749a6b0e469f157Chris Lattner const Expr *getCond() const { return Cond; } 802c1b607db38501f73c8e1461fc749a6b0e469f157Chris Lattner const Expr *getLHS() const { return LHS; } 803c1b607db38501f73c8e1461fc749a6b0e469f157Chris Lattner const Expr *getRHS() const { return RHS; } 804c1b607db38501f73c8e1461fc749a6b0e469f157Chris Lattner 805d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff virtual SourceRange getSourceRange() const { 806d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff return SourceRange(BuiltinLoc, RParenLoc); 807d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff } 808d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff static bool classof(const Stmt *T) { 809d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff return T->getStmtClass() == ChooseExprClass; 810d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff } 811d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff static bool classof(const ChooseExpr *) { return true; } 812d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff}; 813d04fdd5f99f985abf2e7b7d7d4d427eebe001e55Steve Naroff 8145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} // end namespace clang 8155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 8165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#endif 817