Stmt.h revision 24e1e707b4c362f18e371e2bbf054a8345b57bfa
15f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===--- Stmt.h - Classes for representing statements -----------*- C++ -*-===// 25f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 35f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// The LLVM Compiler Infrastructure 45f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 50bc735ffcfb223c0186419547abaa5c84482663eChris Lattner// This file is distributed under the University of Illinois Open Source 60bc735ffcfb223c0186419547abaa5c84482663eChris Lattner// License. See LICENSE.TXT for details. 75f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 85f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 95f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// This file defines the Stmt interface and subclasses. 115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#ifndef LLVM_CLANG_AST_STMT_H 155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#define LLVM_CLANG_AST_STMT_H 165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 177573098b83e780d1c5bea13b384b610d8f155676Steve Naroff#include "llvm/Support/Casting.h" 18a95d3750441ac8ad03e36af8e6e74039c9a3109dTed Kremenek#include "llvm/Support/raw_ostream.h" 195f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include "clang/Basic/SourceLocation.h" 209caf8b1ca6beb254f420dada3c0e94d5ef027f58Ted Kremenek#include "clang/AST/StmtIterator.h" 218ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek#include "clang/AST/DeclGroup.h" 225f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include "llvm/ADT/SmallVector.h" 23525204a7ca5c3c0aac8166d8f27abb988a84c850Anton Korobeynikov#include "llvm/ADT/iterator.h" 240a449eed1dd2439b4b9c0a6291084816eab390c1Ted Kremenek#include "llvm/Bitcode/SerializationFwd.h" 258189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek#include "clang/AST/ASTContext.h" 266e340496341a4704be0ede9c1ff4f8eacea7ee2cChris Lattner#include <string> 275f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 287573098b83e780d1c5bea13b384b610d8f155676Steve Naroffusing llvm::dyn_cast_or_null; 297573098b83e780d1c5bea13b384b610d8f155676Steve Naroff 305f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencernamespace clang { 31e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop class ASTContext; 325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer class Expr; 335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer class Decl; 347ba138abd329e591a8f6d5001f60dd7082f71b3bSteve Naroff class ParmVarDecl; 354b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl class QualType; 365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer class IdentifierInfo; 370c727a35718556866a978f64ac549d9798735f08Chris Lattner class SourceManager; 386a0ef4b83c91a6d6d5acb4ed5577c4659fe022a3Anders Carlsson class StringLiteral; 396c36be5b383875b490684bcf439d6d427298c1afChris Lattner class SwitchStmt; 4042a509f6a4f71bb805cc4abbb26722a34dffdddeTed Kremenek class PrinterHelper; 41ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 42ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek //===----------------------------------------------------------------------===// 43ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek // ExprIterator - Iterators for iterating over Stmt* arrays that contain 44ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek // only Expr*. This is needed because AST nodes use Stmt* arrays to store 45ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek // references to children (to be compatible with StmtIterator). 46ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek //===----------------------------------------------------------------------===// 47ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 48ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek class Stmt; 49ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek class Expr; 50ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 51ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek class ExprIterator { 52ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek Stmt** I; 53ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek public: 54ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek ExprIterator(Stmt** i) : I(i) {} 55ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek ExprIterator() : I(0) {} 56ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek ExprIterator& operator++() { ++I; return *this; } 57ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek ExprIterator operator-(size_t i) { return I-i; } 58ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek ExprIterator operator+(size_t i) { return I+i; } 59ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek Expr* operator[](size_t idx); 60ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek // FIXME: Verify that this will correctly return a signed distance. 61ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek signed operator-(const ExprIterator& R) const { return I - R.I; } 62ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek Expr* operator*() const; 63ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek Expr* operator->() const; 64ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek bool operator==(const ExprIterator& R) const { return I == R.I; } 65ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek bool operator!=(const ExprIterator& R) const { return I != R.I; } 66ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek bool operator>(const ExprIterator& R) const { return I > R.I; } 67ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek bool operator>=(const ExprIterator& R) const { return I >= R.I; } 68ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek }; 69ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 70ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek class ConstExprIterator { 71ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek Stmt* const * I; 72ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek public: 73ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek ConstExprIterator(Stmt* const* i) : I(i) {} 74ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek ConstExprIterator() : I(0) {} 75ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek ConstExprIterator& operator++() { ++I; return *this; } 76ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek ConstExprIterator operator+(size_t i) { return I+i; } 77ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek ConstExprIterator operator-(size_t i) { return I-i; } 78ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek const Expr * operator[](size_t idx) const; 79ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek signed operator-(const ConstExprIterator& R) const { return I - R.I; } 80ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek const Expr * operator*() const; 81ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek const Expr * operator->() const; 82ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek bool operator==(const ConstExprIterator& R) const { return I == R.I; } 83ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek bool operator!=(const ConstExprIterator& R) const { return I != R.I; } 84ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek bool operator>(const ConstExprIterator& R) const { return I > R.I; } 85ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek bool operator>=(const ConstExprIterator& R) const { return I >= R.I; } 86ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek }; 87ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 88ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek//===----------------------------------------------------------------------===// 89ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek// AST classes for statements. 90ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek//===----------------------------------------------------------------------===// 91ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 925f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// Stmt - This represents one statement. 935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 945f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass Stmt { 955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer enum StmtClass { 97f2cad8633e46cce12fc3d77c0bd451ffd7264bafDouglas Gregor NoStmtClass = 0, 98f2cad8633e46cce12fc3d77c0bd451ffd7264bafDouglas Gregor#define STMT(CLASS, PARENT) CLASS##Class, 99f2cad8633e46cce12fc3d77c0bd451ffd7264bafDouglas Gregor#define FIRST_STMT(CLASS) firstStmtConstant = CLASS##Class, 100f2cad8633e46cce12fc3d77c0bd451ffd7264bafDouglas Gregor#define LAST_STMT(CLASS) lastStmtConstant = CLASS##Class, 101f2cad8633e46cce12fc3d77c0bd451ffd7264bafDouglas Gregor#define FIRST_EXPR(CLASS) firstExprConstant = CLASS##Class, 102f2cad8633e46cce12fc3d77c0bd451ffd7264bafDouglas Gregor#define LAST_EXPR(CLASS) lastExprConstant = CLASS##Class 1035f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include "clang/AST/StmtNodes.def" 1045f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 1055f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerprivate: 1065f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer const StmtClass sClass; 1078189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek 1088189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek // Make vanilla 'new' and 'delete' illegal for Stmts. 1098189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenekprotected: 1108189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek void* operator new(size_t bytes) throw() { 1118189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek assert(0 && "Stmts cannot be allocated with regular 'new'."); 1128189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek return 0; 1138189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 1148189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek void operator delete(void* data) throw() { 1158189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek assert(0 && "Stmts cannot be released with regular 'delete'."); 1168189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 1178189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek 1188189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenekpublic: 1198189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek // Only allow allocation of Stmts using the allocator in ASTContext 1208189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek // or by doing a placement new. 1218189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek void* operator new(size_t bytes, ASTContext& C, 1228189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek unsigned alignment = 16) throw() { 1238189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek return ::operator new(bytes, C, alignment); 1248189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 1258189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek 1268189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek void* operator new(size_t bytes, ASTContext* C, 1278189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek unsigned alignment = 16) throw() { 1288189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek return ::operator new(bytes, *C, alignment); 1298189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 1308189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek 1318189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek void* operator new(size_t bytes, void* mem) throw() { 1328189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek return mem; 1338189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 134e2dedf8f61b8f306f704781456b482eb61871e8eDouglas Gregor 135e2dedf8f61b8f306f704781456b482eb61871e8eDouglas Gregor void operator delete(void*, ASTContext& C) throw() { } 136e2dedf8f61b8f306f704781456b482eb61871e8eDouglas Gregor void operator delete(void*, ASTContext& C, unsigned alignment) throw() { } 137e2dedf8f61b8f306f704781456b482eb61871e8eDouglas Gregor void operator delete(void*, std::size_t) throw() { } 138e2dedf8f61b8f306f704781456b482eb61871e8eDouglas Gregor 1399c1863ef36a74e8203f00289d19856ad956f48b9Ted Kremenekprotected: 1409c1863ef36a74e8203f00289d19856ad956f48b9Ted Kremenek /// DestroyChildren - Invoked by destructors of subclasses of Stmt to 1419c1863ef36a74e8203f00289d19856ad956f48b9Ted Kremenek /// recursively release child AST nodes. 14227f8a28bee33bb0e857cfe1a61c281bbc234b338Ted Kremenek void DestroyChildren(ASTContext& Ctx); 1439c1863ef36a74e8203f00289d19856ad956f48b9Ted Kremenek 1445f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 1455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Stmt(StmtClass SC) : sClass(SC) { 1465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer if (Stmt::CollectingStats()) Stmt::addStmtClass(SC); 1475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 1485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual ~Stmt() {} 14927f8a28bee33bb0e857cfe1a61c281bbc234b338Ted Kremenek 15024e1e707b4c362f18e371e2bbf054a8345b57bfaChris Lattner virtual void Destroy(ASTContext &Ctx); 1515f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1525f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer StmtClass getStmtClass() const { return sClass; } 1535f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer const char *getStmtClassName() const; 154b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 155b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff /// SourceLocation tokens are not useful in isolation - they are low level 156b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff /// value objects created/interpreted by SourceManager. We assume AST 157b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff /// clients will have a pointer to the respective SourceManager. 158b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff virtual SourceRange getSourceRange() const = 0; 159311ff02fae0392bee6abe7723cdf5a69b2899a47Chris Lattner SourceLocation getLocStart() const { return getSourceRange().getBegin(); } 160311ff02fae0392bee6abe7723cdf5a69b2899a47Chris Lattner SourceLocation getLocEnd() const { return getSourceRange().getEnd(); } 1615f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // global temp stats (until we have a per-module visitor) 1635f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static void addStmtClass(const StmtClass s); 1645f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool CollectingStats(bool enable=false); 1655f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static void PrintStats(); 1666000dace22f110d8768476989313e9d981d690d0Chris Lattner 1676000dace22f110d8768476989313e9d981d690d0Chris Lattner /// dump - This does a local dump of the specified AST fragment. It dumps the 1686000dace22f110d8768476989313e9d981d690d0Chris Lattner /// specified node and a few nodes underneath it, but not the whole subtree. 1696000dace22f110d8768476989313e9d981d690d0Chris Lattner /// This is useful in a debugger. 1705f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void dump() const; 171e300c870f08d08badf2ebcb53ded49f304af37fcChris Lattner void dump(SourceManager &SM) const; 1726000dace22f110d8768476989313e9d981d690d0Chris Lattner 1736000dace22f110d8768476989313e9d981d690d0Chris Lattner /// dumpAll - This does a dump of the specified AST fragment and all subtrees. 1746000dace22f110d8768476989313e9d981d690d0Chris Lattner void dumpAll() const; 175e300c870f08d08badf2ebcb53ded49f304af37fcChris Lattner void dumpAll(SourceManager &SM) const; 1766000dace22f110d8768476989313e9d981d690d0Chris Lattner 1776000dace22f110d8768476989313e9d981d690d0Chris Lattner /// dumpPretty/printPretty - These two methods do a "pretty print" of the AST 1786000dace22f110d8768476989313e9d981d690d0Chris Lattner /// back to its original source language syntax. 1796000dace22f110d8768476989313e9d981d690d0Chris Lattner void dumpPretty() const; 180071e4da10b07ca5278a7ce9dcabd853e0d57e5a4Mike Stump void printPretty(llvm::raw_ostream &OS, PrinterHelper* = NULL, unsigned = 0, 181071e4da10b07ca5278a7ce9dcabd853e0d57e5a4Mike Stump bool NoIndent=false) const; 1825f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 183d2a4a1af1088fca80e2dc76eb3369db0fbbfdefdTed Kremenek /// viewAST - Visualize an AST rooted at this Stmt* using GraphViz. Only 184d2a4a1af1088fca80e2dc76eb3369db0fbbfdefdTed Kremenek /// works on systems with GraphViz (Mac OS X) or dot+gv installed. 185d2a4a1af1088fca80e2dc76eb3369db0fbbfdefdTed Kremenek void viewAST() const; 186d2a4a1af1088fca80e2dc76eb3369db0fbbfdefdTed Kremenek 1875f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Implement isa<T> support. 1888297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek static bool classof(const Stmt *) { return true; } 18977ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek 190d48ade633d96b94cb435d73e2c935ea457152decTed Kremenek /// hasImplicitControlFlow - Some statements (e.g. short circuited operations) 191d48ade633d96b94cb435d73e2c935ea457152decTed Kremenek /// contain implicit control-flow in the order their subexpressions 192d48ade633d96b94cb435d73e2c935ea457152decTed Kremenek /// are evaluated. This predicate returns true if this statement has 193d48ade633d96b94cb435d73e2c935ea457152decTed Kremenek /// such implicit control-flow. Such statements are also specially handled 194d48ade633d96b94cb435d73e2c935ea457152decTed Kremenek /// within CFGs. 195d48ade633d96b94cb435d73e2c935ea457152decTed Kremenek bool hasImplicitControlFlow() const; 196d48ade633d96b94cb435d73e2c935ea457152decTed Kremenek 19777ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek /// Child Iterators: All subclasses must implement child_begin and child_end 19877ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek /// to permit easy iteration over the substatements/subexpessions of an 19977ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek /// AST node. This permits easy iteration over all nodes in the AST. 2009caf8b1ca6beb254f420dada3c0e94d5ef027f58Ted Kremenek typedef StmtIterator child_iterator; 2019caf8b1ca6beb254f420dada3c0e94d5ef027f58Ted Kremenek typedef ConstStmtIterator const_child_iterator; 20277ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek 2038297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin() = 0; 2048297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end() = 0; 20577ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek 20677ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek const_child_iterator child_begin() const { 2079caf8b1ca6beb254f420dada3c0e94d5ef027f58Ted Kremenek return const_child_iterator(const_cast<Stmt*>(this)->child_begin()); 20877ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek } 20977ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek 21077ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek const_child_iterator child_end() const { 2119caf8b1ca6beb254f420dada3c0e94d5ef027f58Ted Kremenek return const_child_iterator(const_cast<Stmt*>(this)->child_end()); 21277ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek } 2132dc9ac73a8a34cabf261a81a1653d7379065ac61Ted Kremenek 2142dc9ac73a8a34cabf261a81a1653d7379065ac61Ted Kremenek void Emit(llvm::Serializer& S) const; 215e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static Stmt* Create(llvm::Deserializer& D, ASTContext& C); 216e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop 217ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const { 2182dc9ac73a8a34cabf261a81a1653d7379065ac61Ted Kremenek // This method will eventually be a pure-virtual function. 2192dc9ac73a8a34cabf261a81a1653d7379065ac61Ted Kremenek assert (false && "Not implemented."); 2202dc9ac73a8a34cabf261a81a1653d7379065ac61Ted Kremenek } 2215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 2225f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// DeclStmt - Adaptor class for mixing declarations with statements and 2245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// expressions. For example, CompoundStmt mixes statements, expressions 2255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// and declarations (variables, types). Another example is ForStmt, where 2265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// the first statement can be an expression or a declaration. 2275f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 2285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass DeclStmt : public Stmt { 22965aa3b9fda7b2114f708014e3d42176abc0e39abTed Kremenekprotected: 2309653db7bd0e3665b955a0445859285f2e1e7dacdDouglas Gregor DeclGroupRef DG; 23181c018d9482e7cc2addadc6202dcf162a01faefdChris Lattner SourceLocation StartLoc, EndLoc; 2325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 2339653db7bd0e3665b955a0445859285f2e1e7dacdDouglas Gregor DeclStmt(DeclGroupRef dg, SourceLocation startLoc, 2348ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek SourceLocation endLoc) : Stmt(DeclStmtClass), DG(dg), 2358ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek StartLoc(startLoc), EndLoc(endLoc) {} 2365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2378e355f296a3ba45b94de49dbb18ae6a6e67df04cTed Kremenek virtual void Destroy(ASTContext& Ctx); 2388e355f296a3ba45b94de49dbb18ae6a6e67df04cTed Kremenek 23965aa3b9fda7b2114f708014e3d42176abc0e39abTed Kremenek // hasSolitaryDecl - This method returns true if this DeclStmt refers 24065aa3b9fda7b2114f708014e3d42176abc0e39abTed Kremenek // to a single Decl. 2418ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek bool hasSolitaryDecl() const { 2428ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek return DG.hasSolitaryDecl(); 2438ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek } 244655137a6c19110620d82d5f03cdcaec3a48c059fTed Kremenek 2454afa39deaa245592977136d367251ee2c173dd8dDouglas Gregor const Decl* getSolitaryDecl() const { 24665aa3b9fda7b2114f708014e3d42176abc0e39abTed Kremenek assert (hasSolitaryDecl() && 24765aa3b9fda7b2114f708014e3d42176abc0e39abTed Kremenek "Caller assumes this DeclStmt points to one Decl*"); 248d311f376c364e5a6c88b63b1d5c53f560ea5e650Argyrios Kyrtzidis return *DG.begin(); 24965aa3b9fda7b2114f708014e3d42176abc0e39abTed Kremenek } 25065aa3b9fda7b2114f708014e3d42176abc0e39abTed Kremenek 2514afa39deaa245592977136d367251ee2c173dd8dDouglas Gregor Decl* getSolitaryDecl() { 25265aa3b9fda7b2114f708014e3d42176abc0e39abTed Kremenek assert (hasSolitaryDecl() && 25365aa3b9fda7b2114f708014e3d42176abc0e39abTed Kremenek "Caller assumes this DeclStmt points to one Decl*"); 254d311f376c364e5a6c88b63b1d5c53f560ea5e650Argyrios Kyrtzidis return *DG.begin(); 25565aa3b9fda7b2114f708014e3d42176abc0e39abTed Kremenek } 256b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 25781c018d9482e7cc2addadc6202dcf162a01faefdChris Lattner SourceLocation getStartLoc() const { return StartLoc; } 25881c018d9482e7cc2addadc6202dcf162a01faefdChris Lattner SourceLocation getEndLoc() const { return EndLoc; } 2598ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek 2608ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek SourceRange getSourceRange() const { 26181c018d9482e7cc2addadc6202dcf162a01faefdChris Lattner return SourceRange(StartLoc, EndLoc); 26281c018d9482e7cc2addadc6202dcf162a01faefdChris Lattner } 2635f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2645f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 2655f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == DeclStmtClass; 2665f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 2675f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const DeclStmt *) { return true; } 2688297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 26914f8b4ff660bcaa763974b8d0fae81857c594495Ted Kremenek // Iterators over subexpressions. 2708297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 2718297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 2720965f446e7685dc01fc0b5e718610530eed3cc63Ted Kremenek 27314f8b4ff660bcaa763974b8d0fae81857c594495Ted Kremenek class decl_iterator { 2748ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek DeclGroupRef::iterator I; 27514f8b4ff660bcaa763974b8d0fae81857c594495Ted Kremenek public: 2768ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek decl_iterator(DeclGroupRef::iterator i) : I(i) {} 2778ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek decl_iterator& operator++() { ++I; return *this; } 2788ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek bool operator==(const decl_iterator& R) const { 2798ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek return R.I == I; 2808ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek } 2818ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek bool operator!=(const decl_iterator& R) const { 2828ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek return R.I != I; 2838ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek } 2844afa39deaa245592977136d367251ee2c173dd8dDouglas Gregor Decl* operator*() const { 285d311f376c364e5a6c88b63b1d5c53f560ea5e650Argyrios Kyrtzidis return *I; 2868ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek } 28714f8b4ff660bcaa763974b8d0fae81857c594495Ted Kremenek }; 2888ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek 2898a0d2660b6890ed95d34f37d142c0c52ac490194Ted Kremenek class const_decl_iterator { 2908ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek DeclGroupRef::const_iterator I; 2918a0d2660b6890ed95d34f37d142c0c52ac490194Ted Kremenek public: 2928ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek const_decl_iterator(DeclGroupRef::const_iterator i) : I(i) {} 2938ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek const_decl_iterator& operator++() { ++I; return *this; } 2948ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek bool operator==(const const_decl_iterator& R) const { 2958ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek return R.I == I; 2968a0d2660b6890ed95d34f37d142c0c52ac490194Ted Kremenek } 2978ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek bool operator!=(const const_decl_iterator& R) const { 2988ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek return R.I != I; 2998a0d2660b6890ed95d34f37d142c0c52ac490194Ted Kremenek } 3004afa39deaa245592977136d367251ee2c173dd8dDouglas Gregor Decl* operator*() const { 301d311f376c364e5a6c88b63b1d5c53f560ea5e650Argyrios Kyrtzidis return *I; 3028a0d2660b6890ed95d34f37d142c0c52ac490194Ted Kremenek } 3038a0d2660b6890ed95d34f37d142c0c52ac490194Ted Kremenek }; 3048a0d2660b6890ed95d34f37d142c0c52ac490194Ted Kremenek 3058ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek decl_iterator decl_begin() { return DG.begin(); } 3068ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek decl_iterator decl_end() { return DG.end(); } 3078ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek const_decl_iterator decl_begin() const { return DG.begin(); } 3088ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek const_decl_iterator decl_end() const { return DG.end(); } 3098a0d2660b6890ed95d34f37d142c0c52ac490194Ted Kremenek 31014f8b4ff660bcaa763974b8d0fae81857c594495Ted Kremenek // Serialization. 311ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 312e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static DeclStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 3135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 3145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// NullStmt - This is the null statement ";": C99 6.8.3p3. 3165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 3175f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass NullStmt : public Stmt { 3185f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation SemiLoc; 3195f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 3205f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer NullStmt(SourceLocation L) : Stmt(NullStmtClass), SemiLoc(L) {} 3215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3225f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation getSemiLoc() const { return SemiLoc; } 323b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 324507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff virtual SourceRange getSourceRange() const { return SourceRange(SemiLoc); } 3255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 3275f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == NullStmtClass; 3285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 3295f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const NullStmt *) { return true; } 3308297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 3318297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 3328297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 3338297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 3344927be6102784fc69c50234f7e2253283b3e99e4Ted Kremenek 335ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 336e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static NullStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 3375f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 3385f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// CompoundStmt - This represents a group of statements like { stmt stmt }. 3405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 3415f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass CompoundStmt : public Stmt { 3428189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek Stmt** Body; 3438189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek unsigned NumStmts; 344b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff SourceLocation LBracLoc, RBracLoc; 3455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 3468189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek CompoundStmt(ASTContext& C, Stmt **StmtStart, unsigned numStmts, 3478189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek SourceLocation LB, SourceLocation RB) 3488189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek : Stmt(CompoundStmtClass), NumStmts(numStmts), LBracLoc(LB), RBracLoc(RB) { 349026dc96ac6ece60da5e1b98e2a71bd0ff0939fd8Chris Lattner if (NumStmts == 0) { 350026dc96ac6ece60da5e1b98e2a71bd0ff0939fd8Chris Lattner Body = 0; 351026dc96ac6ece60da5e1b98e2a71bd0ff0939fd8Chris Lattner return; 352026dc96ac6ece60da5e1b98e2a71bd0ff0939fd8Chris Lattner } 353026dc96ac6ece60da5e1b98e2a71bd0ff0939fd8Chris Lattner 354026dc96ac6ece60da5e1b98e2a71bd0ff0939fd8Chris Lattner Body = new (C) Stmt*[NumStmts]; 355026dc96ac6ece60da5e1b98e2a71bd0ff0939fd8Chris Lattner memcpy(Body, StmtStart, numStmts * sizeof(*Body)); 3568189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 3578189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek 3588189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek bool body_empty() const { return NumStmts == 0; } 3598189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek 3608189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek typedef Stmt** body_iterator; 3618189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek body_iterator body_begin() { return Body; } 3628189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek body_iterator body_end() { return Body + NumStmts; } 3638189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek Stmt *body_back() { return NumStmts ? Body[NumStmts-1] : 0; } 3645f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3658189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek typedef Stmt* const * const_body_iterator; 3668189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek const_body_iterator body_begin() const { return Body; } 3678189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek const_body_iterator body_end() const { return Body + NumStmts; } 3688189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek const Stmt *body_back() const { return NumStmts ? Body[NumStmts-1] : 0; } 3698189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek 3708189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek typedef std::reverse_iterator<body_iterator> reverse_body_iterator; 3718189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek reverse_body_iterator body_rbegin() { 3728189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek return reverse_body_iterator(body_end()); 3738189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 3748189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek reverse_body_iterator body_rend() { 3758189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek return reverse_body_iterator(body_begin()); 3768189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 3774ce854736dd196e2304f554ebeac8b43c89cf9e2Ted Kremenek 3788189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek typedef std::reverse_iterator<const_body_iterator> 3798189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek const_reverse_body_iterator; 3804ce854736dd196e2304f554ebeac8b43c89cf9e2Ted Kremenek 3818189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek const_reverse_body_iterator body_rbegin() const { 3828189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek return const_reverse_body_iterator(body_end()); 3838189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 384b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 3858189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek const_reverse_body_iterator body_rend() const { 3868189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek return const_reverse_body_iterator(body_begin()); 3878189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 3888189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek 389b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff virtual SourceRange getSourceRange() const { 390b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff return SourceRange(LBracLoc, RBracLoc); 391b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff } 39254395d440dc82a5e51b945c6c2a7f4bc4bea0358Ted Kremenek 393cc326204dd97771c336b9aab3b9963ea30d69c29Ted Kremenek SourceLocation getLBracLoc() const { return LBracLoc; } 394cc326204dd97771c336b9aab3b9963ea30d69c29Ted Kremenek SourceLocation getRBracLoc() const { return RBracLoc; } 39554395d440dc82a5e51b945c6c2a7f4bc4bea0358Ted Kremenek 3965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 3975f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == CompoundStmtClass; 3985f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 3995f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const CompoundStmt *) { return true; } 4008297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 4018297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 4028297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 4038297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 4042dc9ac73a8a34cabf261a81a1653d7379065ac61Ted Kremenek 405ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 406e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static CompoundStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 4075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 4085f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 409c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson// SwitchCase is the base class for CaseStmt and DefaultStmt, 410c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlssonclass SwitchCase : public Stmt { 411103fc81f12aa635aa0a573c94b1aceb496b4e587Ted Kremenekprotected: 412c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson // A pointer to the following CaseStmt or DefaultStmt class, 413c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson // used by SwitchStmt. 414c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson SwitchCase *NextSwitchCase; 415103fc81f12aa635aa0a573c94b1aceb496b4e587Ted Kremenek 416d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek SwitchCase(StmtClass SC) : Stmt(SC), NextSwitchCase(0) {} 417c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson 418c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlssonpublic: 419c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson const SwitchCase *getNextSwitchCase() const { return NextSwitchCase; } 420c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson 421c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson SwitchCase *getNextSwitchCase() { return NextSwitchCase; } 422c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson 423c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson void setNextSwitchCase(SwitchCase *SC) { NextSwitchCase = SC; } 424d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek 425d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek virtual Stmt* v_getSubStmt() = 0; 426d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek Stmt *getSubStmt() { return v_getSubStmt(); } 427b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 428b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff virtual SourceRange getSourceRange() const { return SourceRange(); } 429edcc752060be38bfa7e7b32691c0cc4d843622a8Ted Kremenek 430c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson static bool classof(const Stmt *T) { 431c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson return T->getStmtClass() == CaseStmtClass || 432c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson T->getStmtClass() == DefaultStmtClass; 433c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson } 434c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson static bool classof(const SwitchCase *) { return true; } 435c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson}; 436c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson 437c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlssonclass CaseStmt : public SwitchCase { 438d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek enum { SUBSTMT, LHS, RHS, END_EXPR }; 439d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek Stmt* SubExprs[END_EXPR]; // The expression for the RHS is Non-null for 440d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek // GNU "case 1 ... 4" extension 441b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff SourceLocation CaseLoc; 4425f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 44324e1e707b4c362f18e371e2bbf054a8345b57bfaChris Lattner CaseStmt(Expr *lhs, Expr *rhs, SourceLocation caseLoc) 444d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek : SwitchCase(CaseStmtClass) { 44524e1e707b4c362f18e371e2bbf054a8345b57bfaChris Lattner SubExprs[SUBSTMT] = 0; 446d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek SubExprs[LHS] = reinterpret_cast<Stmt*>(lhs); 447d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek SubExprs[RHS] = reinterpret_cast<Stmt*>(rhs); 448b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff CaseLoc = caseLoc; 449d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek } 4505f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 451764a7ce5217f9569e100a3445f47496ee82daf86Chris Lattner SourceLocation getCaseLoc() const { return CaseLoc; } 452764a7ce5217f9569e100a3445f47496ee82daf86Chris Lattner 453d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek Expr *getLHS() { return reinterpret_cast<Expr*>(SubExprs[LHS]); } 454d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek Expr *getRHS() { return reinterpret_cast<Expr*>(SubExprs[RHS]); } 455d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek Stmt *getSubStmt() { return SubExprs[SUBSTMT]; } 456d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek virtual Stmt* v_getSubStmt() { return getSubStmt(); } 45751b09f2c528c8460b5465c676173324e44176d62Devang Patel const Expr *getLHS() const { 45851b09f2c528c8460b5465c676173324e44176d62Devang Patel return reinterpret_cast<const Expr*>(SubExprs[LHS]); 45951b09f2c528c8460b5465c676173324e44176d62Devang Patel } 46051b09f2c528c8460b5465c676173324e44176d62Devang Patel const Expr *getRHS() const { 46151b09f2c528c8460b5465c676173324e44176d62Devang Patel return reinterpret_cast<const Expr*>(SubExprs[RHS]); 46251b09f2c528c8460b5465c676173324e44176d62Devang Patel } 46351b09f2c528c8460b5465c676173324e44176d62Devang Patel const Stmt *getSubStmt() const { return SubExprs[SUBSTMT]; } 4645f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 46520dabe8b8ff7ed6d2d0158fee43755a4bc7642c3Chris Lattner void setSubStmt(Stmt *S) { SubExprs[SUBSTMT] = S; } 46620dabe8b8ff7ed6d2d0158fee43755a4bc7642c3Chris Lattner void setLHS(Expr *Val) { SubExprs[LHS] = reinterpret_cast<Stmt*>(Val); } 46720dabe8b8ff7ed6d2d0158fee43755a4bc7642c3Chris Lattner void setRHS(Expr *Val) { SubExprs[RHS] = reinterpret_cast<Stmt*>(Val); } 46820dabe8b8ff7ed6d2d0158fee43755a4bc7642c3Chris Lattner 46920dabe8b8ff7ed6d2d0158fee43755a4bc7642c3Chris Lattner 470b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff virtual SourceRange getSourceRange() const { 471b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff return SourceRange(CaseLoc, SubExprs[SUBSTMT]->getLocEnd()); 472b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff } 4735f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 4745f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == CaseStmtClass; 4755f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 4765f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const CaseStmt *) { return true; } 477d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek 478d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek // Iterators 479d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek virtual child_iterator child_begin(); 480d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek virtual child_iterator child_end(); 4819eea2ca5f2cb5d77569274702b5b06273e426dc2Ted Kremenek 482ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 483e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static CaseStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 4845f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 4855f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 486c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlssonclass DefaultStmt : public SwitchCase { 487d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek Stmt* SubStmt; 4886c36be5b383875b490684bcf439d6d427298c1afChris Lattner SourceLocation DefaultLoc; 4895f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 490edcc752060be38bfa7e7b32691c0cc4d843622a8Ted Kremenek DefaultStmt(SourceLocation DL, Stmt *substmt) : 491d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek SwitchCase(DefaultStmtClass), SubStmt(substmt), DefaultLoc(DL) {} 492b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 493d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek Stmt *getSubStmt() { return SubStmt; } 494d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek virtual Stmt* v_getSubStmt() { return getSubStmt(); } 49551b09f2c528c8460b5465c676173324e44176d62Devang Patel const Stmt *getSubStmt() const { return SubStmt; } 496d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek 4976c36be5b383875b490684bcf439d6d427298c1afChris Lattner SourceLocation getDefaultLoc() const { return DefaultLoc; } 4985f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 499b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff virtual SourceRange getSourceRange() const { 500b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff return SourceRange(DefaultLoc, SubStmt->getLocEnd()); 501b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff } 5025f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 5035f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == DefaultStmtClass; 5045f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 5055f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const DefaultStmt *) { return true; } 506d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek 507d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek // Iterators 508d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek virtual child_iterator child_begin(); 509d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek virtual child_iterator child_end(); 5109eea2ca5f2cb5d77569274702b5b06273e426dc2Ted Kremenek 511ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 512e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static DefaultStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 5135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 5145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass LabelStmt : public Stmt { 5165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer IdentifierInfo *Label; 5175f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Stmt *SubStmt; 518b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff SourceLocation IdentLoc; 5195f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 520b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff LabelStmt(SourceLocation IL, IdentifierInfo *label, Stmt *substmt) 521b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff : Stmt(LabelStmtClass), Label(label), 522b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff SubStmt(substmt), IdentLoc(IL) {} 5235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation getIdentLoc() const { return IdentLoc; } 5255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer IdentifierInfo *getID() const { return Label; } 5265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer const char *getName() const; 5275f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Stmt *getSubStmt() { return SubStmt; } 5285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer const Stmt *getSubStmt() const { return SubStmt; } 5295f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5305f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void setIdentLoc(SourceLocation L) { IdentLoc = L; } 5315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void setSubStmt(Stmt *SS) { SubStmt = SS; } 532b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 533b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff virtual SourceRange getSourceRange() const { 534b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff return SourceRange(IdentLoc, SubStmt->getLocEnd()); 535b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff } 5365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 5375f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == LabelStmtClass; 5385f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 5395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const LabelStmt *) { return true; } 5408297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 5418297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 5428297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 5438297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 544b15132fda52046ba65eafd6f4b448f7aa16b7e8dTed Kremenek 545ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 546e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static LabelStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 5475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 5485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5495f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5505f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// IfStmt - This represents an if/then/else. 5515f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 5525f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass IfStmt : public Stmt { 5538297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek enum { COND, THEN, ELSE, END_EXPR }; 5548297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt* SubExprs[END_EXPR]; 555b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff SourceLocation IfLoc; 5565f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 557b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff IfStmt(SourceLocation IL, Expr *cond, Stmt *then, Stmt *elsev = 0) 558b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff : Stmt(IfStmtClass) { 5598297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek SubExprs[COND] = reinterpret_cast<Stmt*>(cond); 5608297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek SubExprs[THEN] = then; 5618297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek SubExprs[ELSE] = elsev; 562b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff IfLoc = IL; 5638297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek } 5645f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5658297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Expr *getCond() const { return reinterpret_cast<Expr*>(SubExprs[COND]);} 5668297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Stmt *getThen() const { return SubExprs[THEN]; } 5678297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Stmt *getElse() const { return SubExprs[ELSE]; } 5685f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5698297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Expr *getCond() { return reinterpret_cast<Expr*>(SubExprs[COND]); } 5708297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt *getThen() { return SubExprs[THEN]; } 5718297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt *getElse() { return SubExprs[ELSE]; } 572b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 573b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff virtual SourceRange getSourceRange() const { 574b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff if (SubExprs[ELSE]) 575b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff return SourceRange(IfLoc, SubExprs[ELSE]->getLocEnd()); 576b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff else 577b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff return SourceRange(IfLoc, SubExprs[THEN]->getLocEnd()); 578b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff } 5795f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5805f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 5815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == IfStmtClass; 5825f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 5835f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const IfStmt *) { return true; } 5848297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 5858297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 5868297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 5878297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 5884210f3dfd73ad3482f9cfa0a382e1fd78f22976dTed Kremenek 589ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 590e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static IfStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 5915f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 5925f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// SwitchStmt - This represents a 'switch' stmt. 5945f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 5955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass SwitchStmt : public Stmt { 5968297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek enum { COND, BODY, END_EXPR }; 5978297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt* SubExprs[END_EXPR]; 598c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson // This points to a linked list of case and default statements. 599c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson SwitchCase *FirstCase; 6009dcbfa450d751bd68fc4af8b75da381d4f6984b9Steve Naroff SourceLocation SwitchLoc; 6015f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 6028297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek SwitchStmt(Expr *cond) : Stmt(SwitchStmtClass), FirstCase(0) { 6038297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek SubExprs[COND] = reinterpret_cast<Stmt*>(cond); 6048297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek SubExprs[BODY] = NULL; 6058297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek } 6065f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 6078297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Expr *getCond() const { return reinterpret_cast<Expr*>(SubExprs[COND]);} 6088297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Stmt *getBody() const { return SubExprs[BODY]; } 609c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson const SwitchCase *getSwitchCaseList() const { return FirstCase; } 610c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson 6118297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Expr *getCond() { return reinterpret_cast<Expr*>(SubExprs[COND]);} 6128297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt *getBody() { return SubExprs[BODY]; } 613c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson SwitchCase *getSwitchCaseList() { return FirstCase; } 614c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson 6159dcbfa450d751bd68fc4af8b75da381d4f6984b9Steve Naroff void setBody(Stmt *S, SourceLocation SL) { 6169dcbfa450d751bd68fc4af8b75da381d4f6984b9Steve Naroff SubExprs[BODY] = S; 6179dcbfa450d751bd68fc4af8b75da381d4f6984b9Steve Naroff SwitchLoc = SL; 6189dcbfa450d751bd68fc4af8b75da381d4f6984b9Steve Naroff } 619c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson void addSwitchCase(SwitchCase *SC) { 620c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson if (FirstCase) 621c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson SC->setNextSwitchCase(FirstCase); 622c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson 623c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson FirstCase = SC; 624c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson } 6259dcbfa450d751bd68fc4af8b75da381d4f6984b9Steve Naroff virtual SourceRange getSourceRange() const { 6269dcbfa450d751bd68fc4af8b75da381d4f6984b9Steve Naroff return SourceRange(SwitchLoc, SubExprs[BODY]->getLocEnd()); 6279dcbfa450d751bd68fc4af8b75da381d4f6984b9Steve Naroff } 6285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 6295f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == SwitchStmtClass; 6305f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 6315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const SwitchStmt *) { return true; } 6328297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 6338297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 6348297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 6358297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 6369eea2ca5f2cb5d77569274702b5b06273e426dc2Ted Kremenek 637ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 638e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static SwitchStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 6395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 6405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 6415f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 6425f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// WhileStmt - This represents a 'while' stmt. 6435f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 6445f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass WhileStmt : public Stmt { 6458297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek enum { COND, BODY, END_EXPR }; 6468297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt* SubExprs[END_EXPR]; 647b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff SourceLocation WhileLoc; 6485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 649b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff WhileStmt(Expr *cond, Stmt *body, SourceLocation WL) : Stmt(WhileStmtClass) { 6508297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek SubExprs[COND] = reinterpret_cast<Stmt*>(cond); 6518297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek SubExprs[BODY] = body; 652b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff WhileLoc = WL; 6538297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek } 6545f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 6558297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Expr *getCond() { return reinterpret_cast<Expr*>(SubExprs[COND]); } 6568297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Expr *getCond() const { return reinterpret_cast<Expr*>(SubExprs[COND]);} 6578297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt *getBody() { return SubExprs[BODY]; } 6588297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Stmt *getBody() const { return SubExprs[BODY]; } 659b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 660b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff virtual SourceRange getSourceRange() const { 661b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff return SourceRange(WhileLoc, SubExprs[BODY]->getLocEnd()); 662b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff } 6635f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 6645f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == WhileStmtClass; 6655f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 6665f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const WhileStmt *) { return true; } 6678297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 6688297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 6698297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 6708297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 6715572b94b76a78a35bac32d1ef04907c7a651adbaTed Kremenek 672ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 673e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static WhileStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 6745f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 6755f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 6765f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// DoStmt - This represents a 'do/while' stmt. 6775f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 6785f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass DoStmt : public Stmt { 6798297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek enum { COND, BODY, END_EXPR }; 6808297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt* SubExprs[END_EXPR]; 681b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff SourceLocation DoLoc; 6825f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 683b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff DoStmt(Stmt *body, Expr *cond, SourceLocation DL) 684b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff : Stmt(DoStmtClass), DoLoc(DL) { 6858297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek SubExprs[COND] = reinterpret_cast<Stmt*>(cond); 6868297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek SubExprs[BODY] = body; 687b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff DoLoc = DL; 6888297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek } 6895f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 6908297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Expr *getCond() { return reinterpret_cast<Expr*>(SubExprs[COND]); } 6918297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Expr *getCond() const { return reinterpret_cast<Expr*>(SubExprs[COND]);} 6928297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt *getBody() { return SubExprs[BODY]; } 6938297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Stmt *getBody() const { return SubExprs[BODY]; } 694b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 695b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff virtual SourceRange getSourceRange() const { 696b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff return SourceRange(DoLoc, SubExprs[BODY]->getLocEnd()); 697b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff } 6985f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 6995f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == DoStmtClass; 7005f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 7015f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const DoStmt *) { return true; } 7028297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 7038297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 7048297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 7058297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 706e3299ef345bb8a71901108bf83a824591eae6c1aTed Kremenek 707ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 708e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static DoStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 7095f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 7105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 7115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 7125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// ForStmt - This represents a 'for (init;cond;inc)' stmt. Note that any of 7135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// the init/cond/inc parts of the ForStmt will be null if they were not 7145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// specified in the source. 7155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 7165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass ForStmt : public Stmt { 7178297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek enum { INIT, COND, INC, BODY, END_EXPR }; 7188297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt* SubExprs[END_EXPR]; // SubExprs[INIT] is an expression or declstmt. 719b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff SourceLocation ForLoc; 7205f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 721b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff ForStmt(Stmt *Init, Expr *Cond, Expr *Inc, Stmt *Body, SourceLocation FL) 722b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff : Stmt(ForStmtClass) { 723af458c9f658335bdea482395ff4a25c75935e129Chris Lattner SubExprs[INIT] = Init; 724af458c9f658335bdea482395ff4a25c75935e129Chris Lattner SubExprs[COND] = reinterpret_cast<Stmt*>(Cond); 725af458c9f658335bdea482395ff4a25c75935e129Chris Lattner SubExprs[INC] = reinterpret_cast<Stmt*>(Inc); 726af458c9f658335bdea482395ff4a25c75935e129Chris Lattner SubExprs[BODY] = Body; 727b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff ForLoc = FL; 728af458c9f658335bdea482395ff4a25c75935e129Chris Lattner } 7295f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 7308297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt *getInit() { return SubExprs[INIT]; } 7318297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Expr *getCond() { return reinterpret_cast<Expr*>(SubExprs[COND]); } 7328297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Expr *getInc() { return reinterpret_cast<Expr*>(SubExprs[INC]); } 7338297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt *getBody() { return SubExprs[BODY]; } 7348297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 7358297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Stmt *getInit() const { return SubExprs[INIT]; } 7368297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Expr *getCond() const { return reinterpret_cast<Expr*>(SubExprs[COND]);} 7378297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Expr *getInc() const { return reinterpret_cast<Expr*>(SubExprs[INC]); } 7388297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Stmt *getBody() const { return SubExprs[BODY]; } 739b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 740b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff virtual SourceRange getSourceRange() const { 741b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff return SourceRange(ForLoc, SubExprs[BODY]->getLocEnd()); 742b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff } 7435f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 7445f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == ForStmtClass; 7455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 7465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const ForStmt *) { return true; } 7478297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 7488297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 7498297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 7508297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 75107ba046c7d7bbc1f42b86b3ed012eec8fc7849daTed Kremenek 752ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 753e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static ForStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 7545f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 7550196cab54007ff072ec2642da8911c6b7e8d3fb5Fariborz Jahanian 7565f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// GotoStmt - This represents a direct goto. 7575f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 7585f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass GotoStmt : public Stmt { 7595f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer LabelStmt *Label; 760507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff SourceLocation GotoLoc; 76161f62165220e75694fe333179c78815e2e48d71fTed Kremenek SourceLocation LabelLoc; 7625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 76361f62165220e75694fe333179c78815e2e48d71fTed Kremenek GotoStmt(LabelStmt *label, SourceLocation GL, SourceLocation LL) 76461f62165220e75694fe333179c78815e2e48d71fTed Kremenek : Stmt(GotoStmtClass), Label(label), GotoLoc(GL), LabelLoc(LL) {} 7655f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 7665f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer LabelStmt *getLabel() const { return Label; } 767b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 768507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff virtual SourceRange getSourceRange() const { 76961f62165220e75694fe333179c78815e2e48d71fTed Kremenek return SourceRange(GotoLoc, LabelLoc); 770507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff } 7715f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 7725f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == GotoStmtClass; 7735f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 7745f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const GotoStmt *) { return true; } 7758297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 7768297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 7778297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 7788297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 7793f0767b74b16b37bcce60ff457609161a0665784Ted Kremenek 780ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 781e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static GotoStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 7825f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 7835f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 7845f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// IndirectGotoStmt - This represents an indirect goto. 7855f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 7865f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass IndirectGotoStmt : public Stmt { 7871060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek Stmt *Target; 788225a2d946f73aed3b38f265fcb4e7d7d88136928Ted Kremenek // FIXME: Add location information (e.g. SourceLocation objects). 789225a2d946f73aed3b38f265fcb4e7d7d88136928Ted Kremenek // When doing so, update the serialization routines. 7905f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 7911060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek IndirectGotoStmt(Expr *target) : Stmt(IndirectGotoStmtClass), 7921060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek Target((Stmt*)target){} 7935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 7941060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek Expr *getTarget(); 7951060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek const Expr *getTarget() const; 796b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 797b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff virtual SourceRange getSourceRange() const { return SourceRange(); } 7985f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 7995f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 8005f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == IndirectGotoStmtClass; 8015f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 8025f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const IndirectGotoStmt *) { return true; } 8038297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 8048297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 8058297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 8068297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 807225a2d946f73aed3b38f265fcb4e7d7d88136928Ted Kremenek 808ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 809e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static IndirectGotoStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 8105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 8115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 8125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 8135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// ContinueStmt - This represents a continue. 8145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 8155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass ContinueStmt : public Stmt { 816507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff SourceLocation ContinueLoc; 8175f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 818507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff ContinueStmt(SourceLocation CL) : Stmt(ContinueStmtClass), ContinueLoc(CL) {} 819b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 820507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff virtual SourceRange getSourceRange() const { 821507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff return SourceRange(ContinueLoc); 822507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff } 8235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 8245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == ContinueStmtClass; 8255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 8265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const ContinueStmt *) { return true; } 8278297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 8288297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 8298297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 8308297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 83196f22423c52c22d263b4e5f7ee762122b607459eTed Kremenek 832ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 833e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static ContinueStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 8345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 8355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 8365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// BreakStmt - This represents a break. 8375f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 8385f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass BreakStmt : public Stmt { 839507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff SourceLocation BreakLoc; 8405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 841507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff BreakStmt(SourceLocation BL) : Stmt(BreakStmtClass), BreakLoc(BL) {} 842b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 843507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff virtual SourceRange getSourceRange() const { return SourceRange(BreakLoc); } 844b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 8455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 8465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == BreakStmtClass; 8475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 8485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const BreakStmt *) { return true; } 8498297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 8508297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 8518297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 8528297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 8539eea2ca5f2cb5d77569274702b5b06273e426dc2Ted Kremenek 854ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 855e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static BreakStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 8565f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 8575f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 8585f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 859c8edf6bd5f76bf50411d037c83d36847edfa68f0Chris Lattner/// ReturnStmt - This represents a return, optionally of an expression: 860c8edf6bd5f76bf50411d037c83d36847edfa68f0Chris Lattner/// return; 861c8edf6bd5f76bf50411d037c83d36847edfa68f0Chris Lattner/// return 4; 862c8edf6bd5f76bf50411d037c83d36847edfa68f0Chris Lattner/// 863c8edf6bd5f76bf50411d037c83d36847edfa68f0Chris Lattner/// Note that GCC allows return with no argument in a function declared to 864c8edf6bd5f76bf50411d037c83d36847edfa68f0Chris Lattner/// return a value, and it allows returning a value in functions declared to 865c8edf6bd5f76bf50411d037c83d36847edfa68f0Chris Lattner/// return void. We explicitly model this in the AST, which means you can't 866c8edf6bd5f76bf50411d037c83d36847edfa68f0Chris Lattner/// depend on the return type of the function and the presence of an argument. 8675f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 8685f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass ReturnStmt : public Stmt { 8691060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek Stmt *RetExpr; 870507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff SourceLocation RetLoc; 8715f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 872507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff ReturnStmt(SourceLocation RL, Expr *E = 0) : Stmt(ReturnStmtClass), 8731060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek RetExpr((Stmt*) E), RetLoc(RL) {} 8745f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 8751060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek const Expr *getRetValue() const; 8761060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek Expr *getRetValue(); 877b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 878507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff virtual SourceRange getSourceRange() const; 8795f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 8805f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 8815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == ReturnStmtClass; 8825f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 8835f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const ReturnStmt *) { return true; } 8848297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 8858297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 8868297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 8878297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 8882dc9ac73a8a34cabf261a81a1653d7379065ac61Ted Kremenek 889ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 890e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static ReturnStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 8915f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 8925f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 893fe795956194141c91ae555985c9b930595bff43fChris Lattner/// AsmStmt - This represents a GNU inline-assembly statement extension. 894fe795956194141c91ae555985c9b930595bff43fChris Lattner/// 895fe795956194141c91ae555985c9b930595bff43fChris Lattnerclass AsmStmt : public Stmt { 896fe795956194141c91ae555985c9b930595bff43fChris Lattner SourceLocation AsmLoc, RParenLoc; 8976a0ef4b83c91a6d6d5acb4ed5577c4659fe022a3Anders Carlsson StringLiteral *AsmStr; 898b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson 899dfab34a696d1dba8622248c31aaf605906cb6109Anders Carlsson bool IsSimple; 90039c47b56f45437bbc49c9568b7308a400234a730Anders Carlsson bool IsVolatile; 90139c47b56f45437bbc49c9568b7308a400234a730Anders Carlsson 902b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson unsigned NumOutputs; 903b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson unsigned NumInputs; 904b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson 905b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson llvm::SmallVector<std::string, 4> Names; 906b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson llvm::SmallVector<StringLiteral*, 4> Constraints; 907ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek llvm::SmallVector<Stmt*, 4> Exprs; 908b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson 909b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson llvm::SmallVector<StringLiteral*, 4> Clobbers; 910fe795956194141c91ae555985c9b930595bff43fChris Lattnerpublic: 911dfab34a696d1dba8622248c31aaf605906cb6109Anders Carlsson AsmStmt(SourceLocation asmloc, bool issimple, bool isvolatile, 912dfab34a696d1dba8622248c31aaf605906cb6109Anders Carlsson unsigned numoutputs, unsigned numinputs, 913dfab34a696d1dba8622248c31aaf605906cb6109Anders Carlsson std::string *names, StringLiteral **constraints, 914db6ed1786bf460e1143f67d14bf2d71ad9856f81Chris Lattner Expr **exprs, StringLiteral *asmstr, unsigned numclobbers, 915db6ed1786bf460e1143f67d14bf2d71ad9856f81Chris Lattner StringLiteral **clobbers, SourceLocation rparenloc); 916b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson 91739c47b56f45437bbc49c9568b7308a400234a730Anders Carlsson bool isVolatile() const { return IsVolatile; } 918dfab34a696d1dba8622248c31aaf605906cb6109Anders Carlsson bool isSimple() const { return IsSimple; } 919dfab34a696d1dba8622248c31aaf605906cb6109Anders Carlsson 920b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson unsigned getNumOutputs() const { return NumOutputs; } 921ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 922ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek const std::string &getOutputName(unsigned i) const { 923ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek return Names[i]; 924ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek } 925ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 926ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek const StringLiteral *getOutputConstraint(unsigned i) const { 927ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek return Constraints[i]; 928ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek } 929ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 930b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson StringLiteral *getOutputConstraint(unsigned i) 931b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson { return Constraints[i]; } 932ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 933ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek const Expr *getOutputExpr(unsigned i) const; 934ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek Expr *getOutputExpr(unsigned i); 935b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson 936b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson unsigned getNumInputs() const { return NumInputs; } 937ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 938ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek const std::string &getInputName(unsigned i) const { 939ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek return Names[i + NumOutputs]; 940ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek } 941ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek StringLiteral *getInputConstraint(unsigned i) { 942ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek return Constraints[i + NumOutputs]; 943ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek } 944ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek const StringLiteral *getInputConstraint(unsigned i) const { 945ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek return Constraints[i + NumOutputs]; 946ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek } 947ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 948ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek Expr *getInputExpr(unsigned i); 949ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek const Expr *getInputExpr(unsigned i) const; 950d04c6e23f2e10eeb9936778d67f4a1c4a14cc4f6Anders Carlsson 9516a0ef4b83c91a6d6d5acb4ed5577c4659fe022a3Anders Carlsson const StringLiteral *getAsmString() const { return AsmStr; } 9526a0ef4b83c91a6d6d5acb4ed5577c4659fe022a3Anders Carlsson StringLiteral *getAsmString() { return AsmStr; } 9536a0ef4b83c91a6d6d5acb4ed5577c4659fe022a3Anders Carlsson 954b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson unsigned getNumClobbers() const { return Clobbers.size(); } 955b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson StringLiteral *getClobber(unsigned i) { return Clobbers[i]; } 956d04c6e23f2e10eeb9936778d67f4a1c4a14cc4f6Anders Carlsson const StringLiteral *getClobber(unsigned i) const { return Clobbers[i]; } 957b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson 958fe795956194141c91ae555985c9b930595bff43fChris Lattner virtual SourceRange getSourceRange() const { 959fe795956194141c91ae555985c9b930595bff43fChris Lattner return SourceRange(AsmLoc, RParenLoc); 960fe795956194141c91ae555985c9b930595bff43fChris Lattner } 961fe795956194141c91ae555985c9b930595bff43fChris Lattner 962fe795956194141c91ae555985c9b930595bff43fChris Lattner static bool classof(const Stmt *T) {return T->getStmtClass() == AsmStmtClass;} 963fe795956194141c91ae555985c9b930595bff43fChris Lattner static bool classof(const AsmStmt *) { return true; } 964fe795956194141c91ae555985c9b930595bff43fChris Lattner 965ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek // Input expr iterators. 966ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek 967ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek typedef ExprIterator inputs_iterator; 968ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek typedef ConstExprIterator const_inputs_iterator; 969ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek 970ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek inputs_iterator begin_inputs() { 971ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek return &Exprs[0] + NumOutputs; 972ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek } 973ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek 974ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek inputs_iterator end_inputs() { 975ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek return &Exprs[0] + NumOutputs + NumInputs; 976ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek } 977ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 978ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek const_inputs_iterator begin_inputs() const { 979ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek return &Exprs[0] + NumOutputs; 980ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek } 981ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 982ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek const_inputs_iterator end_inputs() const { 983ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek return &Exprs[0] + NumOutputs + NumInputs;} 984ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek 985ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek // Output expr iterators. 986ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek 987ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek typedef ExprIterator outputs_iterator; 988ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek typedef ConstExprIterator const_outputs_iterator; 989ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek 990ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek outputs_iterator begin_outputs() { return &Exprs[0]; } 991ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek outputs_iterator end_outputs() { return &Exprs[0] + NumOutputs; } 992ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek 993ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek const_outputs_iterator begin_outputs() const { return &Exprs[0]; } 994ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek const_outputs_iterator end_outputs() const { return &Exprs[0] + NumOutputs; } 995ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek 99645b050e72d058131e6f169fe54888bb91a003fb5Anders Carlsson // Input name iterator. 99745b050e72d058131e6f169fe54888bb91a003fb5Anders Carlsson 99845b050e72d058131e6f169fe54888bb91a003fb5Anders Carlsson const std::string *begin_output_names() const { 99945b050e72d058131e6f169fe54888bb91a003fb5Anders Carlsson return &Names[0]; 100045b050e72d058131e6f169fe54888bb91a003fb5Anders Carlsson } 100145b050e72d058131e6f169fe54888bb91a003fb5Anders Carlsson 100245b050e72d058131e6f169fe54888bb91a003fb5Anders Carlsson const std::string *end_output_names() const { 100345b050e72d058131e6f169fe54888bb91a003fb5Anders Carlsson return &Names[0] + NumOutputs; 100445b050e72d058131e6f169fe54888bb91a003fb5Anders Carlsson } 100545b050e72d058131e6f169fe54888bb91a003fb5Anders Carlsson 1006ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek // Child iterators 1007ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek 1008fe795956194141c91ae555985c9b930595bff43fChris Lattner virtual child_iterator child_begin(); 1009fe795956194141c91ae555985c9b930595bff43fChris Lattner virtual child_iterator child_end(); 10101f85acd5ff54345788b93111197088160fe9f06eTed Kremenek 10111f85acd5ff54345788b93111197088160fe9f06eTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 1012e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static AsmStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 1013fe795956194141c91ae555985c9b930595bff43fChris Lattner}; 101478492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek 101578492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek/// ObjCForCollectionStmt - This represents Objective-c's collection statement; 101678492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek/// represented as 'for (element 'in' collection-expression)' stmt. 101778492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek/// 101878492dae00fb85e0da0f966df4745edafdafb66cTed Kremenekclass ObjCForCollectionStmt : public Stmt { 101978492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek enum { ELEM, COLLECTION, BODY, END_EXPR }; 102078492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek Stmt* SubExprs[END_EXPR]; // SubExprs[ELEM] is an expression or declstmt. 102178492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek SourceLocation ForLoc; 102278492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek SourceLocation RParenLoc; 102378492dae00fb85e0da0f966df4745edafdafb66cTed Kremenekpublic: 102478492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek ObjCForCollectionStmt(Stmt *Elem, Expr *Collect, Stmt *Body, 102578492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek SourceLocation FCL, SourceLocation RPL); 102678492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek 102778492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek Stmt *getElement() { return SubExprs[ELEM]; } 102878492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek Expr *getCollection() { 102978492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek return reinterpret_cast<Expr*>(SubExprs[COLLECTION]); 103078492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek } 103178492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek Stmt *getBody() { return SubExprs[BODY]; } 103278492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek 103378492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek const Stmt *getElement() const { return SubExprs[ELEM]; } 103478492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek const Expr *getCollection() const { 103578492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek return reinterpret_cast<Expr*>(SubExprs[COLLECTION]); 103678492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek } 103778492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek const Stmt *getBody() const { return SubExprs[BODY]; } 103878492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek 103978492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek SourceLocation getRParenLoc() const { return RParenLoc; } 104078492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek 104178492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek virtual SourceRange getSourceRange() const { 104278492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek return SourceRange(ForLoc, SubExprs[BODY]->getLocEnd()); 104378492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek } 104478492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek static bool classof(const Stmt *T) { 104578492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek return T->getStmtClass() == ObjCForCollectionStmtClass; 104678492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek } 104778492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek static bool classof(const ObjCForCollectionStmt *) { return true; } 104878492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek 104978492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek // Iterators 105078492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek virtual child_iterator child_begin(); 105178492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek virtual child_iterator child_end(); 105278492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek 105378492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 1054e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static ObjCForCollectionStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 105578492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek}; 1056b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian 1057a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek/// ObjCAtCatchStmt - This represents objective-c's @catch statement. 1058a526c5c67e5a0473c340903ee542ce570119665fTed Kremenekclass ObjCAtCatchStmt : public Stmt { 1059b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanianprivate: 10607ba138abd329e591a8f6d5001f60dd7082f71b3bSteve Naroff enum { BODY, NEXT_CATCH, END_EXPR }; 10617ba138abd329e591a8f6d5001f60dd7082f71b3bSteve Naroff ParmVarDecl *ExceptionDecl; 10623b1191d7eaf2f4984564e01ab84b6713a9d80e70Fariborz Jahanian Stmt *SubExprs[END_EXPR]; 1063b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian SourceLocation AtCatchLoc, RParenLoc; 1064af526779b36f43f59e47cfc5b10bb0c48562f4a9Ted Kremenek 1065af526779b36f43f59e47cfc5b10bb0c48562f4a9Ted Kremenek // Used by deserialization. 1066a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek ObjCAtCatchStmt(SourceLocation atCatchLoc, SourceLocation rparenloc) 1067a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek : Stmt(ObjCAtCatchStmtClass), AtCatchLoc(atCatchLoc), RParenLoc(rparenloc) {} 1068af526779b36f43f59e47cfc5b10bb0c48562f4a9Ted Kremenek 1069b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanianpublic: 1070a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek ObjCAtCatchStmt(SourceLocation atCatchLoc, SourceLocation rparenloc, 10717ba138abd329e591a8f6d5001f60dd7082f71b3bSteve Naroff ParmVarDecl *catchVarDecl, 107293b2bdb866d49e3dab4623a822db281042e87382Daniel Dunbar Stmt *atCatchStmt, Stmt *atCatchList); 1073b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian 1074606efdfeb9eef70871eb62a26dfd115e209e899cFariborz Jahanian const Stmt *getCatchBody() const { return SubExprs[BODY]; } 1075606efdfeb9eef70871eb62a26dfd115e209e899cFariborz Jahanian Stmt *getCatchBody() { return SubExprs[BODY]; } 1076ff981021554a4965943ca2d19019cea811614602Ted Kremenek 1077ff981021554a4965943ca2d19019cea811614602Ted Kremenek const ObjCAtCatchStmt *getNextCatchStmt() const { 1078ff981021554a4965943ca2d19019cea811614602Ted Kremenek return static_cast<const ObjCAtCatchStmt*>(SubExprs[NEXT_CATCH]); 1079ff981021554a4965943ca2d19019cea811614602Ted Kremenek } 1080ff981021554a4965943ca2d19019cea811614602Ted Kremenek ObjCAtCatchStmt *getNextCatchStmt() { 1081ff981021554a4965943ca2d19019cea811614602Ted Kremenek return static_cast<ObjCAtCatchStmt*>(SubExprs[NEXT_CATCH]); 1082ff981021554a4965943ca2d19019cea811614602Ted Kremenek } 1083ff981021554a4965943ca2d19019cea811614602Ted Kremenek 10847ba138abd329e591a8f6d5001f60dd7082f71b3bSteve Naroff const ParmVarDecl *getCatchParamDecl() const { 10857ba138abd329e591a8f6d5001f60dd7082f71b3bSteve Naroff return ExceptionDecl; 10867ba138abd329e591a8f6d5001f60dd7082f71b3bSteve Naroff } 10877ba138abd329e591a8f6d5001f60dd7082f71b3bSteve Naroff ParmVarDecl *getCatchParamDecl() { 10887ba138abd329e591a8f6d5001f60dd7082f71b3bSteve Naroff return ExceptionDecl; 108993b2bdb866d49e3dab4623a822db281042e87382Daniel Dunbar } 10907794cb85d394750db0631c02b7aa7837ae56764cFariborz Jahanian 10917573098b83e780d1c5bea13b384b610d8f155676Steve Naroff SourceLocation getRParenLoc() const { return RParenLoc; } 10927573098b83e780d1c5bea13b384b610d8f155676Steve Naroff 1093b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian virtual SourceRange getSourceRange() const { 10943b1191d7eaf2f4984564e01ab84b6713a9d80e70Fariborz Jahanian return SourceRange(AtCatchLoc, SubExprs[BODY]->getLocEnd()); 1095b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian } 1096be4b3332c2d17c03af6d015d9e8e2cc524806e6eSteve Naroff 10977ba138abd329e591a8f6d5001f60dd7082f71b3bSteve Naroff bool hasEllipsis() const { return getCatchParamDecl() == 0; } 1098be4b3332c2d17c03af6d015d9e8e2cc524806e6eSteve Naroff 1099b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian static bool classof(const Stmt *T) { 1100a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek return T->getStmtClass() == ObjCAtCatchStmtClass; 1101b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian } 1102a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek static bool classof(const ObjCAtCatchStmt *) { return true; } 1103b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian 1104b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian virtual child_iterator child_begin(); 1105b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian virtual child_iterator child_end(); 1106af526779b36f43f59e47cfc5b10bb0c48562f4a9Ted Kremenek 1107af526779b36f43f59e47cfc5b10bb0c48562f4a9Ted Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 1108e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static ObjCAtCatchStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 1109b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian}; 1110b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian 1111a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek/// ObjCAtFinallyStmt - This represent objective-c's @finally Statement 1112a526c5c67e5a0473c340903ee542ce570119665fTed Kremenekclass ObjCAtFinallyStmt : public Stmt { 111304be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek Stmt *AtFinallyStmt; 111404be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek SourceLocation AtFinallyLoc; 111504be5aae2dc17292e2007401599638f3c6ba30deTed Kremenekpublic: 1116a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek ObjCAtFinallyStmt(SourceLocation atFinallyLoc, Stmt *atFinallyStmt) 1117a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek : Stmt(ObjCAtFinallyStmtClass), 111804be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek AtFinallyStmt(atFinallyStmt), AtFinallyLoc(atFinallyLoc) {} 11197794cb85d394750db0631c02b7aa7837ae56764cFariborz Jahanian 112004be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek const Stmt *getFinallyBody () const { return AtFinallyStmt; } 112104be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek Stmt *getFinallyBody () { return AtFinallyStmt; } 112204be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek 112304be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek virtual SourceRange getSourceRange() const { 112404be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek return SourceRange(AtFinallyLoc, AtFinallyStmt->getLocEnd()); 112504be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek } 112604be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek 112704be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek static bool classof(const Stmt *T) { 1128a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek return T->getStmtClass() == ObjCAtFinallyStmtClass; 112904be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek } 1130a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek static bool classof(const ObjCAtFinallyStmt *) { return true; } 113104be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek 113204be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek virtual child_iterator child_begin(); 113304be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek virtual child_iterator child_end(); 113404be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek 113504be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 1136e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static ObjCAtFinallyStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 1137b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian}; 1138b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian 1139a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek/// ObjCAtTryStmt - This represent objective-c's over-all 1140b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian/// @try ... @catch ... @finally statement. 1141a526c5c67e5a0473c340903ee542ce570119665fTed Kremenekclass ObjCAtTryStmt : public Stmt { 1142b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanianprivate: 114389079eac7d6e3091b74b477a4a5ff0cdaf35496cFariborz Jahanian enum { TRY, CATCH, FINALLY, END_EXPR }; 114489079eac7d6e3091b74b477a4a5ff0cdaf35496cFariborz Jahanian Stmt* SubStmts[END_EXPR]; 1145b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian 11469c1efff14b0e001f73c875ed5b184fb3569d641dTed Kremenek SourceLocation AtTryLoc; 1147b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanianpublic: 1148a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek ObjCAtTryStmt(SourceLocation atTryLoc, Stmt *atTryStmt, 1149bd49a647afd9cc534fef13cadf652d4e9c396e2bFariborz Jahanian Stmt *atCatchStmt, 1150bd49a647afd9cc534fef13cadf652d4e9c396e2bFariborz Jahanian Stmt *atFinallyStmt) 1151a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek : Stmt(ObjCAtTryStmtClass) { 1152b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian SubStmts[TRY] = atTryStmt; 1153b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian SubStmts[CATCH] = atCatchStmt; 1154b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian SubStmts[FINALLY] = atFinallyStmt; 1155ccdbc5c6f14965d91a352d114c109a9d4d9552b8Steve Naroff AtTryLoc = atTryLoc; 1156b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian } 1157b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian 11588aab17e82aab6b3f266ef1884253226d2cb8b8d8Fariborz Jahanian const Stmt *getTryBody() const { return SubStmts[TRY]; } 11598aab17e82aab6b3f266ef1884253226d2cb8b8d8Fariborz Jahanian Stmt *getTryBody() { return SubStmts[TRY]; } 1160a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek const ObjCAtCatchStmt *getCatchStmts() const { 1161a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek return dyn_cast_or_null<ObjCAtCatchStmt>(SubStmts[CATCH]); 11627573098b83e780d1c5bea13b384b610d8f155676Steve Naroff } 1163a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek ObjCAtCatchStmt *getCatchStmts() { 1164a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek return dyn_cast_or_null<ObjCAtCatchStmt>(SubStmts[CATCH]); 11657573098b83e780d1c5bea13b384b610d8f155676Steve Naroff } 1166a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek const ObjCAtFinallyStmt *getFinallyStmt() const { 1167a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek return dyn_cast_or_null<ObjCAtFinallyStmt>(SubStmts[FINALLY]); 11687573098b83e780d1c5bea13b384b610d8f155676Steve Naroff } 1169a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek ObjCAtFinallyStmt *getFinallyStmt() { 1170a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek return dyn_cast_or_null<ObjCAtFinallyStmt>(SubStmts[FINALLY]); 11717573098b83e780d1c5bea13b384b610d8f155676Steve Naroff } 1172b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian virtual SourceRange getSourceRange() const { 1173b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian return SourceRange(AtTryLoc, SubStmts[TRY]->getLocEnd()); 1174b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian } 1175b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian 1176b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian static bool classof(const Stmt *T) { 1177a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek return T->getStmtClass() == ObjCAtTryStmtClass; 1178b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian } 1179a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek static bool classof(const ObjCAtTryStmt *) { return true; } 1180b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian 1181b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian virtual child_iterator child_begin(); 1182b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian virtual child_iterator child_end(); 11839c1efff14b0e001f73c875ed5b184fb3569d641dTed Kremenek 11849c1efff14b0e001f73c875ed5b184fb3569d641dTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 1185e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static ObjCAtTryStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 1186b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian}; 1187fe795956194141c91ae555985c9b930595bff43fChris Lattner 1188c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian/// ObjCAtSynchronizedStmt - This is for objective-c's @synchronized statement. 118978a677bbb5fa115fa0995b5783adeeefad67167eFariborz Jahanian/// Example: @synchronized (sem) { 1190bd144b7ac70cc96cb1ff822347c2bb9b330729ecFariborz Jahanian/// do-something; 119178a677bbb5fa115fa0995b5783adeeefad67167eFariborz Jahanian/// } 1192c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian/// 1193c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanianclass ObjCAtSynchronizedStmt : public Stmt { 1194c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanianprivate: 1195a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian enum { SYNC_EXPR, SYNC_BODY, END_EXPR }; 1196a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian Stmt* SubStmts[END_EXPR]; 1197c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian SourceLocation AtSynchronizedLoc; 1198c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian 1199c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanianpublic: 1200a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian ObjCAtSynchronizedStmt(SourceLocation atSynchronizedLoc, Stmt *synchExpr, 1201c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian Stmt *synchBody) 1202a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian : Stmt(ObjCAtSynchronizedStmtClass) { 1203a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian SubStmts[SYNC_EXPR] = synchExpr; 1204a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian SubStmts[SYNC_BODY] = synchBody; 1205a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian AtSynchronizedLoc = atSynchronizedLoc; 1206a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian } 1207c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian 120878a677bbb5fa115fa0995b5783adeeefad67167eFariborz Jahanian const CompoundStmt *getSynchBody() const { 120978a677bbb5fa115fa0995b5783adeeefad67167eFariborz Jahanian return reinterpret_cast<CompoundStmt*>(SubStmts[SYNC_BODY]); 121078a677bbb5fa115fa0995b5783adeeefad67167eFariborz Jahanian } 121178a677bbb5fa115fa0995b5783adeeefad67167eFariborz Jahanian CompoundStmt *getSynchBody() { 121278a677bbb5fa115fa0995b5783adeeefad67167eFariborz Jahanian return reinterpret_cast<CompoundStmt*>(SubStmts[SYNC_BODY]); 121378a677bbb5fa115fa0995b5783adeeefad67167eFariborz Jahanian } 1214c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian 1215a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian const Expr *getSynchExpr() const { 1216a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian return reinterpret_cast<Expr*>(SubStmts[SYNC_EXPR]); 1217a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian } 1218a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian Expr *getSynchExpr() { 1219a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian return reinterpret_cast<Expr*>(SubStmts[SYNC_EXPR]); 1220a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian } 1221c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian 1222c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian virtual SourceRange getSourceRange() const { 1223a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian return SourceRange(AtSynchronizedLoc, getSynchBody()->getLocEnd()); 1224c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian } 1225c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian 1226c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian static bool classof(const Stmt *T) { 1227c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian return T->getStmtClass() == ObjCAtSynchronizedStmtClass; 1228c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian } 1229c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian static bool classof(const ObjCAtSynchronizedStmt *) { return true; } 1230c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian 1231fa3ee8e6776634caf064ba5928ca7699d317a280Fariborz Jahanian virtual child_iterator child_begin(); 1232fa3ee8e6776634caf064ba5928ca7699d317a280Fariborz Jahanian virtual child_iterator child_end(); 1233fa3ee8e6776634caf064ba5928ca7699d317a280Fariborz Jahanian 1234c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian virtual void EmitImpl(llvm::Serializer& S) const; 1235e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static ObjCAtSynchronizedStmt* CreateImpl(llvm::Deserializer& D, 1236e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop ASTContext& C); 1237c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian}; 1238c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian 1239a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek/// ObjCAtThrowStmt - This represents objective-c's @throw statement. 1240a526c5c67e5a0473c340903ee542ce570119665fTed Kremenekclass ObjCAtThrowStmt : public Stmt { 124139f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian Stmt *Throw; 124239f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian SourceLocation AtThrowLoc; 124339f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanianpublic: 1244a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek ObjCAtThrowStmt(SourceLocation atThrowLoc, Stmt *throwExpr) 1245a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek : Stmt(ObjCAtThrowStmtClass), Throw(throwExpr) { 124639f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian AtThrowLoc = atThrowLoc; 124739f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian } 124839f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian 1249e0def7589a8afa8a6acef13476bb3f882c104b91Chris Lattner const Expr *getThrowExpr() const { return reinterpret_cast<Expr*>(Throw); } 1250e0def7589a8afa8a6acef13476bb3f882c104b91Chris Lattner Expr *getThrowExpr() { return reinterpret_cast<Expr*>(Throw); } 125139f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian 125220ebf8f15df48f27ce2bf7c1b3ae87565235600fSteve Naroff virtual SourceRange getSourceRange() const { 125320ebf8f15df48f27ce2bf7c1b3ae87565235600fSteve Naroff if (Throw) 125420ebf8f15df48f27ce2bf7c1b3ae87565235600fSteve Naroff return SourceRange(AtThrowLoc, Throw->getLocEnd()); 1255db6ed1786bf460e1143f67d14bf2d71ad9856f81Chris Lattner else 1256db6ed1786bf460e1143f67d14bf2d71ad9856f81Chris Lattner return SourceRange(AtThrowLoc); 125739f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian } 125839f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian 125939f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian static bool classof(const Stmt *T) { 1260a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek return T->getStmtClass() == ObjCAtThrowStmtClass; 126139f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian } 1262a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek static bool classof(const ObjCAtThrowStmt *) { return true; } 126339f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian 126439f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian virtual child_iterator child_begin(); 126539f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian virtual child_iterator child_end(); 12665bdd4e300b432246b9d261702828e9875414128bTed Kremenek 12675bdd4e300b432246b9d261702828e9875414128bTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 1268e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static ObjCAtThrowStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 126939f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian}; 127039f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian 12714b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl/// CXXCatchStmt - This represents a C++ catch block. 12724b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redlclass CXXCatchStmt : public Stmt { 12734b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl SourceLocation CatchLoc; 12744b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl /// The exception-declaration of the type. 12754b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl Decl *ExceptionDecl; 12764b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl /// The handler block. 12774b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl Stmt *HandlerBlock; 12784b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl 12794b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redlpublic: 12804b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl CXXCatchStmt(SourceLocation catchLoc, Decl *exDecl, Stmt *handlerBlock) 12814b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl : Stmt(CXXCatchStmtClass), CatchLoc(catchLoc), ExceptionDecl(exDecl), 12824b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl HandlerBlock(handlerBlock) {} 12834b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl 12844b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl virtual void Destroy(ASTContext& Ctx); 12854b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl 12864b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl virtual SourceRange getSourceRange() const { 12874b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl return SourceRange(CatchLoc, HandlerBlock->getLocEnd()); 12884b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl } 12894b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl 12904b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl Decl *getExceptionDecl() { return ExceptionDecl; } 12914b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl QualType getCaughtType(); 12924b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl Stmt *getHandlerBlock() { return HandlerBlock; } 12934b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl 12944b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl static bool classof(const Stmt *T) { 12954b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl return T->getStmtClass() == CXXCatchStmtClass; 12964b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl } 12974b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl static bool classof(const CXXCatchStmt *) { return true; } 12984b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl 12994b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl virtual child_iterator child_begin(); 13004b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl virtual child_iterator child_end(); 13014b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl 13024b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl virtual void EmitImpl(llvm::Serializer& S) const; 13034b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl static CXXCatchStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 13044b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl}; 13054b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl 13068351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl/// CXXTryStmt - A C++ try block, including all handlers. 13078351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redlclass CXXTryStmt : public Stmt { 13088351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl SourceLocation TryLoc; 13098351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl // First place is the guarded CompoundStatement. Subsequent are the handlers. 13108351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl // More than three handlers should be rare. 13118351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl llvm::SmallVector<Stmt*, 4> Stmts; 13128351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl 13138351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redlpublic: 13148351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl CXXTryStmt(SourceLocation tryLoc, Stmt *tryBlock, 13158351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl Stmt **handlers, unsigned numHandlers); 13168351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl 13178351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl virtual SourceRange getSourceRange() const { 13188351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl return SourceRange(TryLoc, Stmts.back()->getLocEnd()); 13198351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl } 13208351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl 13218351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl CompoundStmt *getTryBlock() { return llvm::cast<CompoundStmt>(Stmts[0]); } 13228351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl const CompoundStmt *getTryBlock() const { 13238351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl return llvm::cast<CompoundStmt>(Stmts[0]); 13248351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl } 13258351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl 13268351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl unsigned getNumHandlers() const { return Stmts.size() - 1; } 13278351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl CXXCatchStmt *getHandler(unsigned i) { 13288351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl return llvm::cast<CXXCatchStmt>(Stmts[i + 1]); 13298351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl } 13308351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl const CXXCatchStmt *getHandler(unsigned i) const { 13318351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl return llvm::cast<CXXCatchStmt>(Stmts[i + 1]); 13328351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl } 13338351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl 13348351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl static bool classof(const Stmt *T) { 13358351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl return T->getStmtClass() == CXXTryStmtClass; 13368351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl } 13378351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl static bool classof(const CXXTryStmt *) { return true; } 13388351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl 13398351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl virtual child_iterator child_begin(); 13408351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl virtual child_iterator child_end(); 13418351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl 13428351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl virtual void EmitImpl(llvm::Serializer& S) const; 13438351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl static CXXTryStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 13448351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl}; 13458351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl 13465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} // end namespace clang 13475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 13485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#endif 1349