Stmt.h revision cfa88f893915ceb8ae4ce2f17c46c24a4d67502f
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 172fa67efeaf66a9332c30a026dc1c21bef6c33a6cBenjamin Kramer#include "clang/AST/DeclGroup.h" 189caf8b1ca6beb254f420dada3c0e94d5ef027f58Ted Kremenek#include "clang/AST/StmtIterator.h" 192fa67efeaf66a9332c30a026dc1c21bef6c33a6cBenjamin Kramer#include "clang/Basic/IdentifierTable.h" 202fa67efeaf66a9332c30a026dc1c21bef6c33a6cBenjamin Kramer#include "clang/Basic/LLVM.h" 212fa67efeaf66a9332c30a026dc1c21bef6c33a6cBenjamin Kramer#include "clang/Basic/SourceLocation.h" 222fa67efeaf66a9332c30a026dc1c21bef6c33a6cBenjamin Kramer#include "llvm/ADT/ArrayRef.h" 23aa49a7d70e58dac2aeb40664ba16d2ea571b8c95Daniel Dunbar#include "llvm/Support/Compiler.h" 24a93d0f280693b8418bc88cf7a8c93325f7fcf4c6Benjamin Kramer#include "llvm/Support/ErrorHandling.h" 256e340496341a4704be0ede9c1ff4f8eacea7ee2cChris Lattner#include <string> 267573098b83e780d1c5bea13b384b610d8f155676Steve Naroff 2741ef0c3472a3d09c29bc1792f3d26842f2b8a695Douglas Gregornamespace llvm { 2841ef0c3472a3d09c29bc1792f3d26842f2b8a695Douglas Gregor class FoldingSetNodeID; 2941ef0c3472a3d09c29bc1792f3d26842f2b8a695Douglas Gregor} 3041ef0c3472a3d09c29bc1792f3d26842f2b8a695Douglas Gregor 315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencernamespace clang { 32e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop class ASTContext; 332fa67efeaf66a9332c30a026dc1c21bef6c33a6cBenjamin Kramer class Attr; 345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer class Decl; 352fa67efeaf66a9332c30a026dc1c21bef6c33a6cBenjamin Kramer class Expr; 365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer class IdentifierInfo; 37478851c3ed6bd784e7377dffd8e57b200c1b9ba9Benjamin Kramer class LabelDecl; 382fa67efeaf66a9332c30a026dc1c21bef6c33a6cBenjamin Kramer class ParmVarDecl; 39a93d0f280693b8418bc88cf7a8c93325f7fcf4c6Benjamin Kramer class PrinterHelper; 40a93d0f280693b8418bc88cf7a8c93325f7fcf4c6Benjamin Kramer struct PrintingPolicy; 412fa67efeaf66a9332c30a026dc1c21bef6c33a6cBenjamin Kramer class QualType; 420c727a35718556866a978f64ac549d9798735f08Chris Lattner class SourceManager; 436a0ef4b83c91a6d6d5acb4ed5577c4659fe022a3Anders Carlsson class StringLiteral; 446c36be5b383875b490684bcf439d6d427298c1afChris Lattner class SwitchStmt; 45a93d0f280693b8418bc88cf7a8c93325f7fcf4c6Benjamin Kramer class Token; 46478851c3ed6bd784e7377dffd8e57b200c1b9ba9Benjamin Kramer class VarDecl; 471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 48ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie //===--------------------------------------------------------------------===// 49ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek // ExprIterator - Iterators for iterating over Stmt* arrays that contain 50ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek // only Expr*. This is needed because AST nodes use Stmt* arrays to store 51ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek // references to children (to be compatible with StmtIterator). 52ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie //===--------------------------------------------------------------------===// 531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 54ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek class Stmt; 55ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek class Expr; 561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 57ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek class ExprIterator { 58ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek Stmt** I; 59ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek public: 60ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek ExprIterator(Stmt** i) : I(i) {} 611eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump ExprIterator() : I(0) {} 62ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek ExprIterator& operator++() { ++I; return *this; } 63ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek ExprIterator operator-(size_t i) { return I-i; } 64ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek ExprIterator operator+(size_t i) { return I+i; } 65ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek Expr* operator[](size_t idx); 66ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek // FIXME: Verify that this will correctly return a signed distance. 67ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek signed operator-(const ExprIterator& R) const { return I - R.I; } 68ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek Expr* operator*() const; 69ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek Expr* operator->() const; 70ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek bool operator==(const ExprIterator& R) const { return I == R.I; } 71ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek bool operator!=(const ExprIterator& R) const { return I != R.I; } 72ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek bool operator>(const ExprIterator& R) const { return I > R.I; } 73ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek bool operator>=(const ExprIterator& R) const { return I >= R.I; } 74ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek }; 751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 76ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek class ConstExprIterator { 771705fe9ec0efb65f77a46e669e48302923204fe8Benjamin Kramer const Stmt * const *I; 78ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek public: 791705fe9ec0efb65f77a46e669e48302923204fe8Benjamin Kramer ConstExprIterator(const Stmt * const *i) : I(i) {} 801eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump ConstExprIterator() : I(0) {} 81ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek ConstExprIterator& operator++() { ++I; return *this; } 821705fe9ec0efb65f77a46e669e48302923204fe8Benjamin Kramer ConstExprIterator operator+(size_t i) const { return I+i; } 831705fe9ec0efb65f77a46e669e48302923204fe8Benjamin Kramer ConstExprIterator operator-(size_t i) const { return I-i; } 84ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek const Expr * operator[](size_t idx) const; 85ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek signed operator-(const ConstExprIterator& R) const { return I - R.I; } 86ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek const Expr * operator*() const; 87ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek const Expr * operator->() const; 88ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek bool operator==(const ConstExprIterator& R) const { return I == R.I; } 89ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek bool operator!=(const ConstExprIterator& R) const { return I != R.I; } 90ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek bool operator>(const ConstExprIterator& R) const { return I > R.I; } 91ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek bool operator>=(const ConstExprIterator& R) const { return I >= R.I; } 921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump }; 931eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 94ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek//===----------------------------------------------------------------------===// 95ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek// AST classes for statements. 96ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek//===----------------------------------------------------------------------===// 971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 985f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// Stmt - This represents one statement. 995f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 1005f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass Stmt { 1015f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 1025f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer enum StmtClass { 103f2cad8633e46cce12fc3d77c0bd451ffd7264bafDouglas Gregor NoStmtClass = 0, 104f2cad8633e46cce12fc3d77c0bd451ffd7264bafDouglas Gregor#define STMT(CLASS, PARENT) CLASS##Class, 1057381d5cfbd599fa2b9e215011ad7cbd449de231aSean Hunt#define STMT_RANGE(BASE, FIRST, LAST) \ 1069a55591af3e5506b95a9718e15380129fbfc5ebcSean Hunt first##BASE##Constant=FIRST##Class, last##BASE##Constant=LAST##Class, 1077381d5cfbd599fa2b9e215011ad7cbd449de231aSean Hunt#define LAST_STMT_RANGE(BASE, FIRST, LAST) \ 1089a55591af3e5506b95a9718e15380129fbfc5ebcSean Hunt first##BASE##Constant=FIRST##Class, last##BASE##Constant=LAST##Class 1097381d5cfbd599fa2b9e215011ad7cbd449de231aSean Hunt#define ABSTRACT_STMT(STMT) 1104bfe1968410ea8ffe3b4f629addd7c4bcf484765Sean Hunt#include "clang/AST/StmtNodes.inc" 1118e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall }; 1121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1138189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek // Make vanilla 'new' and 'delete' illegal for Stmts. 1148189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenekprotected: 1158189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek void* operator new(size_t bytes) throw() { 116b219cfc4d75f0a03630b7c4509ef791b7e97b2c8David Blaikie llvm_unreachable("Stmts cannot be allocated with regular 'new'."); 1178189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 1188189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek void operator delete(void* data) throw() { 119b219cfc4d75f0a03630b7c4509ef791b7e97b2c8David Blaikie llvm_unreachable("Stmts cannot be released with regular 'delete'."); 1208189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 1211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1228e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall class StmtBitfields { 1238e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall friend class Stmt; 1248e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall 1258e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall /// \brief The statement class. 1268e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall unsigned sClass : 8; 1278e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall }; 1288e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall enum { NumStmtBits = 8 }; 1298e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall 1308e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall class CompoundStmtBitfields { 1318e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall friend class CompoundStmt; 1328e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall unsigned : NumStmtBits; 1338e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall 1348e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall unsigned NumStmts : 32 - NumStmtBits; 1358e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall }; 1368e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall 1378e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall class ExprBitfields { 1388e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall friend class Expr; 1398e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall friend class DeclRefExpr; // computeDependence 1408e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall friend class InitListExpr; // ctor 1418e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall friend class DesignatedInitExpr; // ctor 142d967e31ee796efff24b84b704a063634f6b55627Douglas Gregor friend class BlockDeclRefExpr; // ctor 143bebbe0d9b7568ce43a464286bee49429489ef483Douglas Gregor friend class ASTStmtReader; // deserialization 144bebbe0d9b7568ce43a464286bee49429489ef483Douglas Gregor friend class CXXNewExpr; // ctor 145bebbe0d9b7568ce43a464286bee49429489ef483Douglas Gregor friend class DependentScopeDeclRefExpr; // ctor 146bebbe0d9b7568ce43a464286bee49429489ef483Douglas Gregor friend class CXXConstructExpr; // ctor 147bebbe0d9b7568ce43a464286bee49429489ef483Douglas Gregor friend class CallExpr; // ctor 148bebbe0d9b7568ce43a464286bee49429489ef483Douglas Gregor friend class OffsetOfExpr; // ctor 149bebbe0d9b7568ce43a464286bee49429489ef483Douglas Gregor friend class ObjCMessageExpr; // ctor 150ebcb57a8d298862c65043e88b2429591ab3c58d3Ted Kremenek friend class ObjCArrayLiteral; // ctor 151ebcb57a8d298862c65043e88b2429591ab3c58d3Ted Kremenek friend class ObjCDictionaryLiteral; // ctor 152bebbe0d9b7568ce43a464286bee49429489ef483Douglas Gregor friend class ShuffleVectorExpr; // ctor 153bebbe0d9b7568ce43a464286bee49429489ef483Douglas Gregor friend class ParenListExpr; // ctor 154bebbe0d9b7568ce43a464286bee49429489ef483Douglas Gregor friend class CXXUnresolvedConstructExpr; // ctor 155bebbe0d9b7568ce43a464286bee49429489ef483Douglas Gregor friend class CXXDependentScopeMemberExpr; // ctor 156bebbe0d9b7568ce43a464286bee49429489ef483Douglas Gregor friend class OverloadExpr; // ctor 1574b9c2d235fb9449e249d74f48ecfec601650de93John McCall friend class PseudoObjectExpr; // ctor 158dfa64ba45922e1c28e36341bdf34785fea74659bEli Friedman friend class AtomicExpr; // ctor 1598e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall unsigned : NumStmtBits; 1608e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall 1618e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall unsigned ValueKind : 2; 162f89e55ab1bfb3ea997f8b02997c611a02254eb2dJohn McCall unsigned ObjectKind : 2; 1638e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall unsigned TypeDependent : 1; 1648e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall unsigned ValueDependent : 1; 165561f81243f665cf2001caadc45df505f826b72d6Douglas Gregor unsigned InstantiationDependent : 1; 166d0937224f383c7cc72c947119380f9713a070c73Douglas Gregor unsigned ContainsUnexpandedParameterPack : 1; 1678e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall }; 168561f81243f665cf2001caadc45df505f826b72d6Douglas Gregor enum { NumExprBits = 16 }; 1698e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall 170bb8a897f350f46475f36140480e82289f6baa020Benjamin Kramer class CharacterLiteralBitfields { 171bb8a897f350f46475f36140480e82289f6baa020Benjamin Kramer friend class CharacterLiteral; 172bb8a897f350f46475f36140480e82289f6baa020Benjamin Kramer unsigned : NumExprBits; 173bb8a897f350f46475f36140480e82289f6baa020Benjamin Kramer 174bb8a897f350f46475f36140480e82289f6baa020Benjamin Kramer unsigned Kind : 2; 175bb8a897f350f46475f36140480e82289f6baa020Benjamin Kramer }; 176bb8a897f350f46475f36140480e82289f6baa020Benjamin Kramer 177bb8a897f350f46475f36140480e82289f6baa020Benjamin Kramer class FloatingLiteralBitfields { 178bb8a897f350f46475f36140480e82289f6baa020Benjamin Kramer friend class FloatingLiteral; 179bb8a897f350f46475f36140480e82289f6baa020Benjamin Kramer unsigned : NumExprBits; 180bb8a897f350f46475f36140480e82289f6baa020Benjamin Kramer 181bb8a897f350f46475f36140480e82289f6baa020Benjamin Kramer unsigned IsIEEE : 1; // Distinguishes between PPC128 and IEEE128. 182bb8a897f350f46475f36140480e82289f6baa020Benjamin Kramer unsigned IsExact : 1; 183bb8a897f350f46475f36140480e82289f6baa020Benjamin Kramer }; 184bb8a897f350f46475f36140480e82289f6baa020Benjamin Kramer 185bb8a897f350f46475f36140480e82289f6baa020Benjamin Kramer class UnaryExprOrTypeTraitExprBitfields { 186bb8a897f350f46475f36140480e82289f6baa020Benjamin Kramer friend class UnaryExprOrTypeTraitExpr; 187bb8a897f350f46475f36140480e82289f6baa020Benjamin Kramer unsigned : NumExprBits; 188bb8a897f350f46475f36140480e82289f6baa020Benjamin Kramer 189bb8a897f350f46475f36140480e82289f6baa020Benjamin Kramer unsigned Kind : 2; 190bb8a897f350f46475f36140480e82289f6baa020Benjamin Kramer unsigned IsType : 1; // true if operand is a type, false if an expression. 191bb8a897f350f46475f36140480e82289f6baa020Benjamin Kramer }; 192bb8a897f350f46475f36140480e82289f6baa020Benjamin Kramer 193cb66cff8fdf641f57f85dedb515a5f3240e3a9bbChandler Carruth class DeclRefExprBitfields { 194cb66cff8fdf641f57f85dedb515a5f3240e3a9bbChandler Carruth friend class DeclRefExpr; 195cb66cff8fdf641f57f85dedb515a5f3240e3a9bbChandler Carruth friend class ASTStmtReader; // deserialization 196cb66cff8fdf641f57f85dedb515a5f3240e3a9bbChandler Carruth unsigned : NumExprBits; 197cb66cff8fdf641f57f85dedb515a5f3240e3a9bbChandler Carruth 198cb66cff8fdf641f57f85dedb515a5f3240e3a9bbChandler Carruth unsigned HasQualifier : 1; 199e4b92761b43ced611c417ae478568610f1ad7b1eAbramo Bagnara unsigned HasTemplateKWAndArgsInfo : 1; 2003aa8140bde5b9bedf13e46ec0a668daa54814196Chandler Carruth unsigned HasFoundDecl : 1; 2017cc58b4c927fca539d43eaa58e00dca95946eb7cAbramo Bagnara unsigned HadMultipleCandidates : 1; 202f4b88a45902af1802a1cb42ba48b1c474474f228John McCall unsigned RefersToEnclosingLocal : 1; 203cb66cff8fdf641f57f85dedb515a5f3240e3a9bbChandler Carruth }; 204cb66cff8fdf641f57f85dedb515a5f3240e3a9bbChandler Carruth 2058e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall class CastExprBitfields { 2068e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall friend class CastExpr; 2078e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall unsigned : NumExprBits; 2088e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall 2092bb5d00fcf71a7b4d478d478be778fff0494aff6John McCall unsigned Kind : 6; 2102bb5d00fcf71a7b4d478d478be778fff0494aff6John McCall unsigned BasePathSize : 32 - 6 - NumExprBits; 2118e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall }; 2128e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall 213cc324ad80ab940efca006b0064f7ca70a6181816Peter Collingbourne class CallExprBitfields { 214cc324ad80ab940efca006b0064f7ca70a6181816Peter Collingbourne friend class CallExpr; 215cc324ad80ab940efca006b0064f7ca70a6181816Peter Collingbourne unsigned : NumExprBits; 216cc324ad80ab940efca006b0064f7ca70a6181816Peter Collingbourne 217cc324ad80ab940efca006b0064f7ca70a6181816Peter Collingbourne unsigned NumPreArgs : 1; 218cc324ad80ab940efca006b0064f7ca70a6181816Peter Collingbourne }; 219cc324ad80ab940efca006b0064f7ca70a6181816Peter Collingbourne 22080ee6e878a169e6255d4686a91bb696151ff229fJohn McCall class ExprWithCleanupsBitfields { 22180ee6e878a169e6255d4686a91bb696151ff229fJohn McCall friend class ExprWithCleanups; 22280ee6e878a169e6255d4686a91bb696151ff229fJohn McCall friend class ASTStmtReader; // deserialization 22380ee6e878a169e6255d4686a91bb696151ff229fJohn McCall 22480ee6e878a169e6255d4686a91bb696151ff229fJohn McCall unsigned : NumExprBits; 22580ee6e878a169e6255d4686a91bb696151ff229fJohn McCall 22680ee6e878a169e6255d4686a91bb696151ff229fJohn McCall unsigned NumObjects : 32 - NumExprBits; 22780ee6e878a169e6255d4686a91bb696151ff229fJohn McCall }; 22880ee6e878a169e6255d4686a91bb696151ff229fJohn McCall 2294b9c2d235fb9449e249d74f48ecfec601650de93John McCall class PseudoObjectExprBitfields { 2304b9c2d235fb9449e249d74f48ecfec601650de93John McCall friend class PseudoObjectExpr; 2314b9c2d235fb9449e249d74f48ecfec601650de93John McCall friend class ASTStmtReader; // deserialization 2324b9c2d235fb9449e249d74f48ecfec601650de93John McCall 2334b9c2d235fb9449e249d74f48ecfec601650de93John McCall unsigned : NumExprBits; 2344b9c2d235fb9449e249d74f48ecfec601650de93John McCall 2354b9c2d235fb9449e249d74f48ecfec601650de93John McCall // These don't need to be particularly wide, because they're 2364b9c2d235fb9449e249d74f48ecfec601650de93John McCall // strictly limited by the forms of expressions we permit. 2374b9c2d235fb9449e249d74f48ecfec601650de93John McCall unsigned NumSubExprs : 8; 2384b9c2d235fb9449e249d74f48ecfec601650de93John McCall unsigned ResultIndex : 32 - 8 - NumExprBits; 2394b9c2d235fb9449e249d74f48ecfec601650de93John McCall }; 2404b9c2d235fb9449e249d74f48ecfec601650de93John McCall 241f85e193739c953358c865005855253af4f68a497John McCall class ObjCIndirectCopyRestoreExprBitfields { 242f85e193739c953358c865005855253af4f68a497John McCall friend class ObjCIndirectCopyRestoreExpr; 243f85e193739c953358c865005855253af4f68a497John McCall unsigned : NumExprBits; 244f85e193739c953358c865005855253af4f68a497John McCall 245f85e193739c953358c865005855253af4f68a497John McCall unsigned ShouldCopy : 1; 246f85e193739c953358c865005855253af4f68a497John McCall }; 247f85e193739c953358c865005855253af4f68a497John McCall 24832cf1f27ae8620e7b79bb4e81a067187c0aab7aeSebastian Redl class InitListExprBitfields { 24932cf1f27ae8620e7b79bb4e81a067187c0aab7aeSebastian Redl friend class InitListExpr; 25032cf1f27ae8620e7b79bb4e81a067187c0aab7aeSebastian Redl 25132cf1f27ae8620e7b79bb4e81a067187c0aab7aeSebastian Redl unsigned : NumExprBits; 25232cf1f27ae8620e7b79bb4e81a067187c0aab7aeSebastian Redl 25332cf1f27ae8620e7b79bb4e81a067187c0aab7aeSebastian Redl /// Whether this initializer list originally had a GNU array-range 25432cf1f27ae8620e7b79bb4e81a067187c0aab7aeSebastian Redl /// designator in it. This is a temporary marker used by CodeGen. 25532cf1f27ae8620e7b79bb4e81a067187c0aab7aeSebastian Redl unsigned HadArrayRangeDesignator : 1; 25632cf1f27ae8620e7b79bb4e81a067187c0aab7aeSebastian Redl 25732cf1f27ae8620e7b79bb4e81a067187c0aab7aeSebastian Redl /// Whether this initializer list initializes a std::initializer_list 25832cf1f27ae8620e7b79bb4e81a067187c0aab7aeSebastian Redl /// object. 25932cf1f27ae8620e7b79bb4e81a067187c0aab7aeSebastian Redl unsigned InitializesStdInitializerList : 1; 26032cf1f27ae8620e7b79bb4e81a067187c0aab7aeSebastian Redl }; 26132cf1f27ae8620e7b79bb4e81a067187c0aab7aeSebastian Redl 2624ca8ac2e61c37ddadf37024af86f3e1019af8532Douglas Gregor class TypeTraitExprBitfields { 2634ca8ac2e61c37ddadf37024af86f3e1019af8532Douglas Gregor friend class TypeTraitExpr; 2644ca8ac2e61c37ddadf37024af86f3e1019af8532Douglas Gregor friend class ASTStmtReader; 2654ca8ac2e61c37ddadf37024af86f3e1019af8532Douglas Gregor friend class ASTStmtWriter; 2664ca8ac2e61c37ddadf37024af86f3e1019af8532Douglas Gregor 2674ca8ac2e61c37ddadf37024af86f3e1019af8532Douglas Gregor unsigned : NumExprBits; 2684ca8ac2e61c37ddadf37024af86f3e1019af8532Douglas Gregor 2694ca8ac2e61c37ddadf37024af86f3e1019af8532Douglas Gregor /// \brief The kind of type trait, which is a value of a TypeTrait enumerator. 2704ca8ac2e61c37ddadf37024af86f3e1019af8532Douglas Gregor unsigned Kind : 8; 2714ca8ac2e61c37ddadf37024af86f3e1019af8532Douglas Gregor 2724ca8ac2e61c37ddadf37024af86f3e1019af8532Douglas Gregor /// \brief If this expression is not value-dependent, this indicates whether 2734ca8ac2e61c37ddadf37024af86f3e1019af8532Douglas Gregor /// the trait evaluated true or false. 2744ca8ac2e61c37ddadf37024af86f3e1019af8532Douglas Gregor unsigned Value : 1; 2754ca8ac2e61c37ddadf37024af86f3e1019af8532Douglas Gregor 2764ca8ac2e61c37ddadf37024af86f3e1019af8532Douglas Gregor /// \brief The number of arguments to this type trait. 2774ca8ac2e61c37ddadf37024af86f3e1019af8532Douglas Gregor unsigned NumArgs : 32 - 8 - 1 - NumExprBits; 2784ca8ac2e61c37ddadf37024af86f3e1019af8532Douglas Gregor }; 2794ca8ac2e61c37ddadf37024af86f3e1019af8532Douglas Gregor 2808e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall union { 28163c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall // FIXME: this is wasteful on 64-bit platforms. 28263c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall void *Aligner; 28363c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall 2848e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall StmtBitfields StmtBits; 2858e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall CompoundStmtBitfields CompoundStmtBits; 2868e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall ExprBitfields ExprBits; 287bb8a897f350f46475f36140480e82289f6baa020Benjamin Kramer CharacterLiteralBitfields CharacterLiteralBits; 288bb8a897f350f46475f36140480e82289f6baa020Benjamin Kramer FloatingLiteralBitfields FloatingLiteralBits; 289bb8a897f350f46475f36140480e82289f6baa020Benjamin Kramer UnaryExprOrTypeTraitExprBitfields UnaryExprOrTypeTraitExprBits; 290cb66cff8fdf641f57f85dedb515a5f3240e3a9bbChandler Carruth DeclRefExprBitfields DeclRefExprBits; 2918e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall CastExprBitfields CastExprBits; 292cc324ad80ab940efca006b0064f7ca70a6181816Peter Collingbourne CallExprBitfields CallExprBits; 29380ee6e878a169e6255d4686a91bb696151ff229fJohn McCall ExprWithCleanupsBitfields ExprWithCleanupsBits; 2944b9c2d235fb9449e249d74f48ecfec601650de93John McCall PseudoObjectExprBitfields PseudoObjectExprBits; 295f85e193739c953358c865005855253af4f68a497John McCall ObjCIndirectCopyRestoreExprBitfields ObjCIndirectCopyRestoreExprBits; 29632cf1f27ae8620e7b79bb4e81a067187c0aab7aeSebastian Redl InitListExprBitfields InitListExprBits; 2974ca8ac2e61c37ddadf37024af86f3e1019af8532Douglas Gregor TypeTraitExprBitfields TypeTraitExprBits; 2988e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall }; 2998e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall 300d0937224f383c7cc72c947119380f9713a070c73Douglas Gregor friend class ASTStmtReader; 3014ca8ac2e61c37ddadf37024af86f3e1019af8532Douglas Gregor friend class ASTStmtWriter; 302d0937224f383c7cc72c947119380f9713a070c73Douglas Gregor 3038189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenekpublic: 3048189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek // Only allow allocation of Stmts using the allocator in ASTContext 3051eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // or by doing a placement new. 3068189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek void* operator new(size_t bytes, ASTContext& C, 3072fa67efeaf66a9332c30a026dc1c21bef6c33a6cBenjamin Kramer unsigned alignment = 8) throw(); 3081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3098189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek void* operator new(size_t bytes, ASTContext* C, 3102fa67efeaf66a9332c30a026dc1c21bef6c33a6cBenjamin Kramer unsigned alignment = 8) throw(); 3111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3128189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek void* operator new(size_t bytes, void* mem) throw() { 3138189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek return mem; 3148189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 315e2dedf8f61b8f306f704781456b482eb61871e8eDouglas Gregor 316fb523e16dd1f860ff02a3ae03e5e3e25327a5860Chris Lattner void operator delete(void*, ASTContext&, unsigned) throw() { } 317fb523e16dd1f860ff02a3ae03e5e3e25327a5860Chris Lattner void operator delete(void*, ASTContext*, unsigned) throw() { } 318e2dedf8f61b8f306f704781456b482eb61871e8eDouglas Gregor void operator delete(void*, std::size_t) throw() { } 319fb523e16dd1f860ff02a3ae03e5e3e25327a5860Chris Lattner void operator delete(void*, void*) throw() { } 320e2dedf8f61b8f306f704781456b482eb61871e8eDouglas Gregor 321025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregorpublic: 322025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor /// \brief A placeholder type used to construct an empty shell of a 323025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor /// type, that will be filled in later (e.g., by some 324025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor /// de-serialization). 325025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor struct EmptyShell { }; 326025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor 32702892a65b18875a04c7ed5eadb3a13be801ab477Daniel Dunbarprivate: 32802892a65b18875a04c7ed5eadb3a13be801ab477Daniel Dunbar /// \brief Whether statistic collection is enabled. 32902892a65b18875a04c7ed5eadb3a13be801ab477Daniel Dunbar static bool StatisticsEnabled; 33002892a65b18875a04c7ed5eadb3a13be801ab477Daniel Dunbar 3319c1863ef36a74e8203f00289d19856ad956f48b9Ted Kremenekprotected: 332025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor /// \brief Construct an empty statement. 3338e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall explicit Stmt(StmtClass SC, EmptyShell) { 3348e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall StmtBits.sClass = SC; 33502892a65b18875a04c7ed5eadb3a13be801ab477Daniel Dunbar if (StatisticsEnabled) Stmt::addStmtClass(SC); 336025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor } 337025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor 3385f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 3398e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall Stmt(StmtClass SC) { 3408e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall StmtBits.sClass = SC; 34102892a65b18875a04c7ed5eadb3a13be801ab477Daniel Dunbar if (StatisticsEnabled) Stmt::addStmtClass(SC); 3425f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 3431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 344ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie StmtClass getStmtClass() const { 3458e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall return static_cast<StmtClass>(StmtBits.sClass); 346b2f81cf7f8445e0c65c0428f4fbb0442566916b8Douglas Gregor } 3475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer const char *getStmtClassName() const; 3481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 349b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff /// SourceLocation tokens are not useful in isolation - they are low level 350b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff /// value objects created/interpreted by SourceManager. We assume AST 351b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff /// clients will have a pointer to the respective SourceManager. 352aa49a7d70e58dac2aeb40664ba16d2ea571b8c95Daniel Dunbar SourceRange getSourceRange() const LLVM_READONLY; 353aa49a7d70e58dac2aeb40664ba16d2ea571b8c95Daniel Dunbar SourceLocation getLocStart() const LLVM_READONLY; 354aa49a7d70e58dac2aeb40664ba16d2ea571b8c95Daniel Dunbar SourceLocation getLocEnd() const LLVM_READONLY; 3555f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3565f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // global temp stats (until we have a per-module visitor) 3575f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static void addStmtClass(const StmtClass s); 35802892a65b18875a04c7ed5eadb3a13be801ab477Daniel Dunbar static void EnableStatistics(); 3595f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static void PrintStats(); 3606000dace22f110d8768476989313e9d981d690d0Chris Lattner 36195f6190acb664b345b1395abaea84ee451740c5bDmitri Gribenko /// \brief Dumps the specified AST fragment and all subtrees to 36295f6190acb664b345b1395abaea84ee451740c5bDmitri Gribenko /// \c llvm::errs(). 363f775c7b0575446920d03366abd1f5b5188a7eadeArgyrios Kyrtzidis LLVM_ATTRIBUTE_USED void dump() const; 364f775c7b0575446920d03366abd1f5b5188a7eadeArgyrios Kyrtzidis LLVM_ATTRIBUTE_USED void dump(SourceManager &SM) const; 3658cc488fefb2fb04bc8d5398da29f0182f97934cfChris Lattner void dump(raw_ostream &OS, SourceManager &SM) const; 3666000dace22f110d8768476989313e9d981d690d0Chris Lattner 3676000dace22f110d8768476989313e9d981d690d0Chris Lattner /// dumpPretty/printPretty - These two methods do a "pretty print" of the AST 3686000dace22f110d8768476989313e9d981d690d0Chris Lattner /// back to its original source language syntax. 369d1420c6fa788669e49f21e184927c7833881e399Richard Smith void dumpPretty(ASTContext &Context) const; 3708cc488fefb2fb04bc8d5398da29f0182f97934cfChris Lattner void printPretty(raw_ostream &OS, PrinterHelper *Helper, 371e4f2142d00fa5fdb580c4e2413da91882d955381Chris Lattner const PrintingPolicy &Policy, 372d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor unsigned Indentation = 0) const; 3731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 374d2a4a1af1088fca80e2dc76eb3369db0fbbfdefdTed Kremenek /// viewAST - Visualize an AST rooted at this Stmt* using GraphViz. Only 375d2a4a1af1088fca80e2dc76eb3369db0fbbfdefdTed Kremenek /// works on systems with GraphViz (Mac OS X) or dot+gv installed. 376d2a4a1af1088fca80e2dc76eb3369db0fbbfdefdTed Kremenek void viewAST() const; 3771eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3787e5e5f4cc36fe50f46ad76dca7a266434c94f475John McCall /// Skip past any implicit AST nodes which might surround this 3797e5e5f4cc36fe50f46ad76dca7a266434c94f475John McCall /// statement, such as ExprWithCleanups or ImplicitCastExpr nodes. 3807e5e5f4cc36fe50f46ad76dca7a266434c94f475John McCall Stmt *IgnoreImplicit(); 3817e5e5f4cc36fe50f46ad76dca7a266434c94f475John McCall 382a1364be341550d71dff27dd8de0c6872ba6c707eChandler Carruth const Stmt *stripLabelLikeStatements() const; 383a1364be341550d71dff27dd8de0c6872ba6c707eChandler Carruth Stmt *stripLabelLikeStatements() { 384a1364be341550d71dff27dd8de0c6872ba6c707eChandler Carruth return const_cast<Stmt*>( 385a1364be341550d71dff27dd8de0c6872ba6c707eChandler Carruth const_cast<const Stmt*>(this)->stripLabelLikeStatements()); 386a1364be341550d71dff27dd8de0c6872ba6c707eChandler Carruth } 387a1364be341550d71dff27dd8de0c6872ba6c707eChandler Carruth 388d48ade633d96b94cb435d73e2c935ea457152decTed Kremenek /// hasImplicitControlFlow - Some statements (e.g. short circuited operations) 389d48ade633d96b94cb435d73e2c935ea457152decTed Kremenek /// contain implicit control-flow in the order their subexpressions 390d48ade633d96b94cb435d73e2c935ea457152decTed Kremenek /// are evaluated. This predicate returns true if this statement has 391d48ade633d96b94cb435d73e2c935ea457152decTed Kremenek /// such implicit control-flow. Such statements are also specially handled 392d48ade633d96b94cb435d73e2c935ea457152decTed Kremenek /// within CFGs. 393d48ade633d96b94cb435d73e2c935ea457152decTed Kremenek bool hasImplicitControlFlow() const; 394d48ade633d96b94cb435d73e2c935ea457152decTed Kremenek 39563c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall /// Child Iterators: All subclasses must implement 'children' 39663c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall /// to permit easy iteration over the substatements/subexpessions of an 39763c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall /// AST node. This permits easy iteration over all nodes in the AST. 3989caf8b1ca6beb254f420dada3c0e94d5ef027f58Ted Kremenek typedef StmtIterator child_iterator; 3999caf8b1ca6beb254f420dada3c0e94d5ef027f58Ted Kremenek typedef ConstStmtIterator const_child_iterator; 4001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 40163c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall typedef StmtRange child_range; 40263c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall typedef ConstStmtRange const_child_range; 4031eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 40463c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall child_range children(); 40563c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall const_child_range children() const { 40663c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall return const_cast<Stmt*>(this)->children(); 40777ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek } 4081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 40963c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall child_iterator child_begin() { return children().first; } 41063c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall child_iterator child_end() { return children().second; } 41163c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall 41263c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall const_child_iterator child_begin() const { return children().first; } 41363c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall const_child_iterator child_end() const { return children().second; } 41441ef0c3472a3d09c29bc1792f3d26842f2b8a695Douglas Gregor 41541ef0c3472a3d09c29bc1792f3d26842f2b8a695Douglas Gregor /// \brief Produce a unique representation of the given statement. 41641ef0c3472a3d09c29bc1792f3d26842f2b8a695Douglas Gregor /// 41770517ca5c07c4b41ff8662b94ee22047b0299f8cDmitri Gribenko /// \param ID once the profiling operation is complete, will contain 41841ef0c3472a3d09c29bc1792f3d26842f2b8a695Douglas Gregor /// the unique representation of the given statement. 41941ef0c3472a3d09c29bc1792f3d26842f2b8a695Douglas Gregor /// 42070517ca5c07c4b41ff8662b94ee22047b0299f8cDmitri Gribenko /// \param Context the AST context in which the statement resides 42141ef0c3472a3d09c29bc1792f3d26842f2b8a695Douglas Gregor /// 42270517ca5c07c4b41ff8662b94ee22047b0299f8cDmitri Gribenko /// \param Canonical whether the profile should be based on the canonical 42341ef0c3472a3d09c29bc1792f3d26842f2b8a695Douglas Gregor /// representation of this statement (e.g., where non-type template 4241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// parameters are identified by index/level rather than their 42541ef0c3472a3d09c29bc1792f3d26842f2b8a695Douglas Gregor /// declaration pointers) or the exact representation of the statement as 42641ef0c3472a3d09c29bc1792f3d26842f2b8a695Douglas Gregor /// written in the source. 4274ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Context, 428b11382497a923b0d7009e85a1d8eb7bf93ec6d0dChandler Carruth bool Canonical) const; 4295f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 4305f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// DeclStmt - Adaptor class for mixing declarations with statements and 4325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// expressions. For example, CompoundStmt mixes statements, expressions 4331eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// and declarations (variables, types). Another example is ForStmt, where 4345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// the first statement can be an expression or a declaration. 4355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 4365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass DeclStmt : public Stmt { 4379653db7bd0e3665b955a0445859285f2e1e7dacdDouglas Gregor DeclGroupRef DG; 43881c018d9482e7cc2addadc6202dcf162a01faefdChris Lattner SourceLocation StartLoc, EndLoc; 4391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 4411eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump DeclStmt(DeclGroupRef dg, SourceLocation startLoc, 4428ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek SourceLocation endLoc) : Stmt(DeclStmtClass), DG(dg), 4438ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek StartLoc(startLoc), EndLoc(endLoc) {} 4441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 44584f2170062014d268951902164bed0d8bdea0e82Douglas Gregor /// \brief Build an empty declaration statement. 44684f2170062014d268951902164bed0d8bdea0e82Douglas Gregor explicit DeclStmt(EmptyShell Empty) : Stmt(DeclStmtClass, Empty) { } 44784f2170062014d268951902164bed0d8bdea0e82Douglas Gregor 4487e24e82a70a2c681f4291a3397bcd1e1005f251aChris Lattner /// isSingleDecl - This method returns true if this DeclStmt refers 449fe95deaf66e4fbd82d44b5f6afa8162fa69cb85cChris Lattner /// to a single Decl. 4507e24e82a70a2c681f4291a3397bcd1e1005f251aChris Lattner bool isSingleDecl() const { 451fe95deaf66e4fbd82d44b5f6afa8162fa69cb85cChris Lattner return DG.isSingleDecl(); 4528ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek } 4531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4547e24e82a70a2c681f4291a3397bcd1e1005f251aChris Lattner const Decl *getSingleDecl() const { return DG.getSingleDecl(); } 4551eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Decl *getSingleDecl() { return DG.getSingleDecl(); } 4561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 457e66a8cf9117e5fb95a05ff76ec06615e63dd5adeChris Lattner const DeclGroupRef getDeclGroup() const { return DG; } 458e66a8cf9117e5fb95a05ff76ec06615e63dd5adeChris Lattner DeclGroupRef getDeclGroup() { return DG; } 45984f2170062014d268951902164bed0d8bdea0e82Douglas Gregor void setDeclGroup(DeclGroupRef DGR) { DG = DGR; } 460b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 46181c018d9482e7cc2addadc6202dcf162a01faefdChris Lattner SourceLocation getStartLoc() const { return StartLoc; } 46284f2170062014d268951902164bed0d8bdea0e82Douglas Gregor void setStartLoc(SourceLocation L) { StartLoc = L; } 46381c018d9482e7cc2addadc6202dcf162a01faefdChris Lattner SourceLocation getEndLoc() const { return EndLoc; } 46484f2170062014d268951902164bed0d8bdea0e82Douglas Gregor void setEndLoc(SourceLocation L) { EndLoc = L; } 46584f2170062014d268951902164bed0d8bdea0e82Douglas Gregor 46665d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocStart() const LLVM_READONLY { return StartLoc; } 46765d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocEnd() const LLVM_READONLY { return EndLoc; } 4681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 4701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return T->getStmtClass() == DeclStmtClass; 4715f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 4721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 47314f8b4ff660bcaa763974b8d0fae81857c594495Ted Kremenek // Iterators over subexpressions. 47463c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall child_range children() { 47563c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall return child_range(child_iterator(DG.begin(), DG.end()), 47663c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall child_iterator(DG.end(), DG.end())); 47763c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall } 4781eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4790632dd6fe068011af5710c0d6a745724021ff620Chris Lattner typedef DeclGroupRef::iterator decl_iterator; 4800632dd6fe068011af5710c0d6a745724021ff620Chris Lattner typedef DeclGroupRef::const_iterator const_decl_iterator; 4811eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4828ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek decl_iterator decl_begin() { return DG.begin(); } 4838ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek decl_iterator decl_end() { return DG.end(); } 4848ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek const_decl_iterator decl_begin() const { return DG.begin(); } 4858ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek const_decl_iterator decl_end() const { return DG.end(); } 486fd8b43596478b779b6777cb3a595e69d7856c378Jordan Rose 487fd8b43596478b779b6777cb3a595e69d7856c378Jordan Rose typedef std::reverse_iterator<decl_iterator> reverse_decl_iterator; 488fd8b43596478b779b6777cb3a595e69d7856c378Jordan Rose reverse_decl_iterator decl_rbegin() { 489fd8b43596478b779b6777cb3a595e69d7856c378Jordan Rose return reverse_decl_iterator(decl_end()); 490fd8b43596478b779b6777cb3a595e69d7856c378Jordan Rose } 491fd8b43596478b779b6777cb3a595e69d7856c378Jordan Rose reverse_decl_iterator decl_rend() { 492fd8b43596478b779b6777cb3a595e69d7856c378Jordan Rose return reverse_decl_iterator(decl_begin()); 493fd8b43596478b779b6777cb3a595e69d7856c378Jordan Rose } 4945f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 4955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// NullStmt - This is the null statement ";": C99 6.8.3p3. 4975f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 4985f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass NullStmt : public Stmt { 4995f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation SemiLoc; 50044aa1f397855f130e88e62ffc1029f7f83bb5d2eArgyrios Kyrtzidis 501e2ca828119b8bff4a5c25c6db8ee4fec558451e7Argyrios Kyrtzidis /// \brief True if the null statement was preceded by an empty macro, e.g: 50244aa1f397855f130e88e62ffc1029f7f83bb5d2eArgyrios Kyrtzidis /// @code 50344aa1f397855f130e88e62ffc1029f7f83bb5d2eArgyrios Kyrtzidis /// #define CALL(x) 50444aa1f397855f130e88e62ffc1029f7f83bb5d2eArgyrios Kyrtzidis /// CALL(0); 50544aa1f397855f130e88e62ffc1029f7f83bb5d2eArgyrios Kyrtzidis /// @endcode 506e2ca828119b8bff4a5c25c6db8ee4fec558451e7Argyrios Kyrtzidis bool HasLeadingEmptyMacro; 5075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 508e2ca828119b8bff4a5c25c6db8ee4fec558451e7Argyrios Kyrtzidis NullStmt(SourceLocation L, bool hasLeadingEmptyMacro = false) 509e2ca828119b8bff4a5c25c6db8ee4fec558451e7Argyrios Kyrtzidis : Stmt(NullStmtClass), SemiLoc(L), 510e2ca828119b8bff4a5c25c6db8ee4fec558451e7Argyrios Kyrtzidis HasLeadingEmptyMacro(hasLeadingEmptyMacro) {} 5115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 512025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor /// \brief Build an empty null statement. 513e2ca828119b8bff4a5c25c6db8ee4fec558451e7Argyrios Kyrtzidis explicit NullStmt(EmptyShell Empty) : Stmt(NullStmtClass, Empty), 514e2ca828119b8bff4a5c25c6db8ee4fec558451e7Argyrios Kyrtzidis HasLeadingEmptyMacro(false) { } 515025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor 5165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation getSemiLoc() const { return SemiLoc; } 517025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor void setSemiLoc(SourceLocation L) { SemiLoc = L; } 518b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 519e2ca828119b8bff4a5c25c6db8ee4fec558451e7Argyrios Kyrtzidis bool hasLeadingEmptyMacro() const { return HasLeadingEmptyMacro; } 52044aa1f397855f130e88e62ffc1029f7f83bb5d2eArgyrios Kyrtzidis 52165d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocStart() const LLVM_READONLY { return SemiLoc; } 52265d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocEnd() const LLVM_READONLY { return SemiLoc; } 5231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 5251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return T->getStmtClass() == NullStmtClass; 5265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 5271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 52863c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall child_range children() { return child_range(); } 52944aa1f397855f130e88e62ffc1029f7f83bb5d2eArgyrios Kyrtzidis 53044aa1f397855f130e88e62ffc1029f7f83bb5d2eArgyrios Kyrtzidis friend class ASTStmtReader; 53144aa1f397855f130e88e62ffc1029f7f83bb5d2eArgyrios Kyrtzidis friend class ASTStmtWriter; 5325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 5335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// CompoundStmt - This represents a group of statements like { stmt stmt }. 5355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 5365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass CompoundStmt : public Stmt { 5378189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek Stmt** Body; 538b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff SourceLocation LBracLoc, RBracLoc; 5395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 540d36aa359e2f45cd22c7366a015ad94de08044dbbNico Weber CompoundStmt(ASTContext &C, ArrayRef<Stmt*> Stmts, 5413a2d0fb726aca3096b5c1ea9be734417060f34d7Benjamin Kramer SourceLocation LB, SourceLocation RB); 5423a2d0fb726aca3096b5c1ea9be734417060f34d7Benjamin Kramer 5433a2d0fb726aca3096b5c1ea9be734417060f34d7Benjamin Kramer // \brief Build an empty compound statment with a location. 5443a2d0fb726aca3096b5c1ea9be734417060f34d7Benjamin Kramer explicit CompoundStmt(SourceLocation Loc) 5453a2d0fb726aca3096b5c1ea9be734417060f34d7Benjamin Kramer : Stmt(CompoundStmtClass), Body(0), LBracLoc(Loc), RBracLoc(Loc) { 5463a2d0fb726aca3096b5c1ea9be734417060f34d7Benjamin Kramer CompoundStmtBits.NumStmts = 0; 5471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump } 548025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor 549025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor // \brief Build an empty compound statement. 550025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor explicit CompoundStmt(EmptyShell Empty) 5518e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall : Stmt(CompoundStmtClass, Empty), Body(0) { 5528e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall CompoundStmtBits.NumStmts = 0; 5538e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall } 554025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor 555025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor void setStmts(ASTContext &C, Stmt **Stmts, unsigned NumStmts); 5561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5578e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall bool body_empty() const { return CompoundStmtBits.NumStmts == 0; } 5588e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall unsigned size() const { return CompoundStmtBits.NumStmts; } 559025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor 5608189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek typedef Stmt** body_iterator; 5618189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek body_iterator body_begin() { return Body; } 5628e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall body_iterator body_end() { return Body + size(); } 5638e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall Stmt *body_back() { return !body_empty() ? Body[size()-1] : 0; } 564ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 5658e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall void setLastStmt(Stmt *S) { 5668e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall assert(!body_empty() && "setLastStmt"); 5678e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall Body[size()-1] = S; 5688e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall } 5695f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5708189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek typedef Stmt* const * const_body_iterator; 5718189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek const_body_iterator body_begin() const { return Body; } 5728e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall const_body_iterator body_end() const { return Body + size(); } 5738e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall const Stmt *body_back() const { return !body_empty() ? Body[size()-1] : 0; } 5748189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek 5758189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek typedef std::reverse_iterator<body_iterator> reverse_body_iterator; 5768189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek reverse_body_iterator body_rbegin() { 5778189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek return reverse_body_iterator(body_end()); 5788189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 5798189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek reverse_body_iterator body_rend() { 5808189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek return reverse_body_iterator(body_begin()); 5818189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 5824ce854736dd196e2304f554ebeac8b43c89cf9e2Ted Kremenek 5838189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek typedef std::reverse_iterator<const_body_iterator> 5848189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek const_reverse_body_iterator; 5854ce854736dd196e2304f554ebeac8b43c89cf9e2Ted Kremenek 5868189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek const_reverse_body_iterator body_rbegin() const { 5878189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek return const_reverse_body_iterator(body_end()); 5888189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 5891eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5908189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek const_reverse_body_iterator body_rend() const { 5918189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek return const_reverse_body_iterator(body_begin()); 5928189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 5931eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 59465d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocStart() const LLVM_READONLY { return LBracLoc; } 59565d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocEnd() const LLVM_READONLY { return RBracLoc; } 5961eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 597cc326204dd97771c336b9aab3b9963ea30d69c29Ted Kremenek SourceLocation getLBracLoc() const { return LBracLoc; } 598025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor void setLBracLoc(SourceLocation L) { LBracLoc = L; } 599cc326204dd97771c336b9aab3b9963ea30d69c29Ted Kremenek SourceLocation getRBracLoc() const { return RBracLoc; } 600025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor void setRBracLoc(SourceLocation L) { RBracLoc = L; } 6011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 6031eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return T->getStmtClass() == CompoundStmtClass; 6045f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 6051eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6068297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 60763c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall child_range children() { 60863c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall return child_range(&Body[0], &Body[0]+CompoundStmtBits.NumStmts); 60963c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall } 610ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 6118ed557991fe8d51eb27e6c439030ec6ef93a2b8fTed Kremenek const_child_range children() const { 6128ed557991fe8d51eb27e6c439030ec6ef93a2b8fTed Kremenek return child_range(&Body[0], &Body[0]+CompoundStmtBits.NumStmts); 6138ed557991fe8d51eb27e6c439030ec6ef93a2b8fTed Kremenek } 6145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 6155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 616c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson// SwitchCase is the base class for CaseStmt and DefaultStmt, 617c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlssonclass SwitchCase : public Stmt { 618103fc81f12aa635aa0a573c94b1aceb496b4e587Ted Kremenekprotected: 619c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson // A pointer to the following CaseStmt or DefaultStmt class, 620c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson // used by SwitchStmt. 621c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson SwitchCase *NextSwitchCase; 62281cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis SourceLocation KeywordLoc; 62381cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis SourceLocation ColonLoc; 62481cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis 62581cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis SwitchCase(StmtClass SC, SourceLocation KWLoc, SourceLocation ColonLoc) 62681cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis : Stmt(SC), NextSwitchCase(0), KeywordLoc(KWLoc), ColonLoc(ColonLoc) {} 627103fc81f12aa635aa0a573c94b1aceb496b4e587Ted Kremenek 62881cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis SwitchCase(StmtClass SC, EmptyShell) 62981cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis : Stmt(SC), NextSwitchCase(0) {} 6301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 631c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlssonpublic: 632c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson const SwitchCase *getNextSwitchCase() const { return NextSwitchCase; } 633c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson 634c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson SwitchCase *getNextSwitchCase() { return NextSwitchCase; } 635c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson 636c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson void setNextSwitchCase(SwitchCase *SC) { NextSwitchCase = SC; } 637d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek 63881cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis SourceLocation getKeywordLoc() const { return KeywordLoc; } 63981cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis void setKeywordLoc(SourceLocation L) { KeywordLoc = L; } 64081cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis SourceLocation getColonLoc() const { return ColonLoc; } 64181cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis void setColonLoc(SourceLocation L) { ColonLoc = L; } 64281cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis 64363c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall Stmt *getSubStmt(); 644702e5474f570d0b83db9f354619b8ac5bc8ed743Chris Lattner const Stmt *getSubStmt() const { 645702e5474f570d0b83db9f354619b8ac5bc8ed743Chris Lattner return const_cast<SwitchCase*>(this)->getSubStmt(); 646702e5474f570d0b83db9f354619b8ac5bc8ed743Chris Lattner } 647b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 64881cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis SourceLocation getLocStart() const LLVM_READONLY { return KeywordLoc; } 64981cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis SourceLocation getLocEnd() const LLVM_READONLY; 6501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 6521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return T->getStmtClass() == CaseStmtClass || 65363c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall T->getStmtClass() == DefaultStmtClass; 654c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson } 655c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson}; 656c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson 657c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlssonclass CaseStmt : public SwitchCase { 6580a9beb52baa6c990d45d638a177d9456e650282aDouglas Gregor enum { LHS, RHS, SUBSTMT, END_EXPR }; 6591eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Stmt* SubExprs[END_EXPR]; // The expression for the RHS is Non-null for 660d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek // GNU "case 1 ... 4" extension 661dbb26db1d426fb6caaaf1b4fa47b46d1947c12c9Douglas Gregor SourceLocation EllipsisLoc; 6625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 663dbb26db1d426fb6caaaf1b4fa47b46d1947c12c9Douglas Gregor CaseStmt(Expr *lhs, Expr *rhs, SourceLocation caseLoc, 6641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump SourceLocation ellipsisLoc, SourceLocation colonLoc) 66581cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis : SwitchCase(CaseStmtClass, caseLoc, colonLoc) { 66624e1e707b4c362f18e371e2bbf054a8345b57bfaChris Lattner SubExprs[SUBSTMT] = 0; 667d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek SubExprs[LHS] = reinterpret_cast<Stmt*>(lhs); 668d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek SubExprs[RHS] = reinterpret_cast<Stmt*>(rhs); 669dbb26db1d426fb6caaaf1b4fa47b46d1947c12c9Douglas Gregor EllipsisLoc = ellipsisLoc; 670d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek } 671025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor 672025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor /// \brief Build an empty switch case statement. 67381cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis explicit CaseStmt(EmptyShell Empty) : SwitchCase(CaseStmtClass, Empty) { } 674025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor 67581cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis SourceLocation getCaseLoc() const { return KeywordLoc; } 67681cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis void setCaseLoc(SourceLocation L) { KeywordLoc = L; } 677dbb26db1d426fb6caaaf1b4fa47b46d1947c12c9Douglas Gregor SourceLocation getEllipsisLoc() const { return EllipsisLoc; } 678dbb26db1d426fb6caaaf1b4fa47b46d1947c12c9Douglas Gregor void setEllipsisLoc(SourceLocation L) { EllipsisLoc = L; } 679dbb26db1d426fb6caaaf1b4fa47b46d1947c12c9Douglas Gregor SourceLocation getColonLoc() const { return ColonLoc; } 680dbb26db1d426fb6caaaf1b4fa47b46d1947c12c9Douglas Gregor void setColonLoc(SourceLocation L) { ColonLoc = L; } 681025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor 682d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek Expr *getLHS() { return reinterpret_cast<Expr*>(SubExprs[LHS]); } 683d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek Expr *getRHS() { return reinterpret_cast<Expr*>(SubExprs[RHS]); } 684d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek Stmt *getSubStmt() { return SubExprs[SUBSTMT]; } 685025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor 6861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump const Expr *getLHS() const { 6871eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return reinterpret_cast<const Expr*>(SubExprs[LHS]); 68851b09f2c528c8460b5465c676173324e44176d62Devang Patel } 6891eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump const Expr *getRHS() const { 6901eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return reinterpret_cast<const Expr*>(SubExprs[RHS]); 69151b09f2c528c8460b5465c676173324e44176d62Devang Patel } 69251b09f2c528c8460b5465c676173324e44176d62Devang Patel const Stmt *getSubStmt() const { return SubExprs[SUBSTMT]; } 6935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 69420dabe8b8ff7ed6d2d0158fee43755a4bc7642c3Chris Lattner void setSubStmt(Stmt *S) { SubExprs[SUBSTMT] = S; } 69520dabe8b8ff7ed6d2d0158fee43755a4bc7642c3Chris Lattner void setLHS(Expr *Val) { SubExprs[LHS] = reinterpret_cast<Stmt*>(Val); } 69620dabe8b8ff7ed6d2d0158fee43755a4bc7642c3Chris Lattner void setRHS(Expr *Val) { SubExprs[RHS] = reinterpret_cast<Stmt*>(Val); } 6971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 69881cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis SourceLocation getLocStart() const LLVM_READONLY { return KeywordLoc; } 69965d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocEnd() const LLVM_READONLY { 7003fb94a4918bd427fdb12df997dd87fd1017f0388Chris Lattner // Handle deeply nested case statements with iteration instead of recursion. 7013fb94a4918bd427fdb12df997dd87fd1017f0388Chris Lattner const CaseStmt *CS = this; 70291ee0140ecb60b5c1402edc9e577257636c4ca60Chris Lattner while (const CaseStmt *CS2 = dyn_cast<CaseStmt>(CS->getSubStmt())) 7033fb94a4918bd427fdb12df997dd87fd1017f0388Chris Lattner CS = CS2; 7041eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 70565d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen return CS->getSubStmt()->getLocEnd(); 706b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff } 70765d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen 7081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 7091eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return T->getStmtClass() == CaseStmtClass; 7105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 7111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 712d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek // Iterators 71363c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall child_range children() { 71463c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall return child_range(&SubExprs[0], &SubExprs[END_EXPR]); 71563c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall } 7165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 7175f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 718c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlssonclass DefaultStmt : public SwitchCase { 719d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek Stmt* SubStmt; 7205f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 7211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump DefaultStmt(SourceLocation DL, SourceLocation CL, Stmt *substmt) : 72281cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis SwitchCase(DefaultStmtClass, DL, CL), SubStmt(substmt) {} 723025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor 724025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor /// \brief Build an empty default statement. 72581cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis explicit DefaultStmt(EmptyShell Empty) 72681cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis : SwitchCase(DefaultStmtClass, Empty) { } 727025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor 728d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek Stmt *getSubStmt() { return SubStmt; } 72951b09f2c528c8460b5465c676173324e44176d62Devang Patel const Stmt *getSubStmt() const { return SubStmt; } 730025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor void setSubStmt(Stmt *S) { SubStmt = S; } 731025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor 73281cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis SourceLocation getDefaultLoc() const { return KeywordLoc; } 73381cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis void setDefaultLoc(SourceLocation L) { KeywordLoc = L; } 734dbb26db1d426fb6caaaf1b4fa47b46d1947c12c9Douglas Gregor SourceLocation getColonLoc() const { return ColonLoc; } 735dbb26db1d426fb6caaaf1b4fa47b46d1947c12c9Douglas Gregor void setColonLoc(SourceLocation L) { ColonLoc = L; } 7365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 73781cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis SourceLocation getLocStart() const LLVM_READONLY { return KeywordLoc; } 73865d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocEnd() const LLVM_READONLY { return SubStmt->getLocEnd();} 73965d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen 7401eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 7411eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return T->getStmtClass() == DefaultStmtClass; 7425f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 7431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 744d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek // Iterators 74563c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall child_range children() { return child_range(&SubStmt, &SubStmt+1); } 7465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 7475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 74881cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidisinline SourceLocation SwitchCase::getLocEnd() const { 74981cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis if (const CaseStmt *CS = dyn_cast<CaseStmt>(this)) 75081cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis return CS->getLocEnd(); 75181cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis return cast<DefaultStmt>(this)->getLocEnd(); 75281cc2f1ecd31d8e3bca2c936fb9538a9d9c39695Argyrios Kyrtzidis} 753ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 754ad8dcf4a9df0e24051dc31bf9e6f3cd138a34298Chris Lattner/// LabelStmt - Represents a label, which has a substatement. For example: 755ad8dcf4a9df0e24051dc31bf9e6f3cd138a34298Chris Lattner/// foo: return; 756ad8dcf4a9df0e24051dc31bf9e6f3cd138a34298Chris Lattner/// 7575f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass LabelStmt : public Stmt { 758ad8dcf4a9df0e24051dc31bf9e6f3cd138a34298Chris Lattner LabelDecl *TheDecl; 7595f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Stmt *SubStmt; 760b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff SourceLocation IdentLoc; 7615f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 762ad8dcf4a9df0e24051dc31bf9e6f3cd138a34298Chris Lattner LabelStmt(SourceLocation IL, LabelDecl *D, Stmt *substmt) 763ad8dcf4a9df0e24051dc31bf9e6f3cd138a34298Chris Lattner : Stmt(LabelStmtClass), TheDecl(D), SubStmt(substmt), IdentLoc(IL) { 7648e6285af719adc6f86d6faa235d22a08eb68ee3aJohn McCall } 7651de05feeeafe5b215fe7617594a7076a5192a6e2Douglas Gregor 7661de05feeeafe5b215fe7617594a7076a5192a6e2Douglas Gregor // \brief Build an empty label statement. 7671de05feeeafe5b215fe7617594a7076a5192a6e2Douglas Gregor explicit LabelStmt(EmptyShell Empty) : Stmt(LabelStmtClass, Empty) { } 7681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7695f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation getIdentLoc() const { return IdentLoc; } 770ad8dcf4a9df0e24051dc31bf9e6f3cd138a34298Chris Lattner LabelDecl *getDecl() const { return TheDecl; } 771ad8dcf4a9df0e24051dc31bf9e6f3cd138a34298Chris Lattner void setDecl(LabelDecl *D) { TheDecl = D; } 7725f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer const char *getName() const; 7735f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Stmt *getSubStmt() { return SubStmt; } 7745f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer const Stmt *getSubStmt() const { return SubStmt; } 7755f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void setIdentLoc(SourceLocation L) { IdentLoc = L; } 7765f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void setSubStmt(Stmt *SS) { SubStmt = SS; } 777b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 77865d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocStart() const LLVM_READONLY { return IdentLoc; } 77965d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocEnd() const LLVM_READONLY { return SubStmt->getLocEnd();} 78065d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen 78163c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall child_range children() { return child_range(&SubStmt, &SubStmt+1); } 78263c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall 7831eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 7841eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return T->getStmtClass() == LabelStmtClass; 7855f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 7865f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 7875f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 7885f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 789534986f2b21e6050bf00163cd6423fd92155a6edRichard Smith/// \brief Represents an attribute applied to a statement. 790534986f2b21e6050bf00163cd6423fd92155a6edRichard Smith/// 791534986f2b21e6050bf00163cd6423fd92155a6edRichard Smith/// Represents an attribute applied to a statement. For example: 792534986f2b21e6050bf00163cd6423fd92155a6edRichard Smith/// [[omp::for(...)]] for (...) { ... } 793534986f2b21e6050bf00163cd6423fd92155a6edRichard Smith/// 794534986f2b21e6050bf00163cd6423fd92155a6edRichard Smithclass AttributedStmt : public Stmt { 795534986f2b21e6050bf00163cd6423fd92155a6edRichard Smith Stmt *SubStmt; 796534986f2b21e6050bf00163cd6423fd92155a6edRichard Smith SourceLocation AttrLoc; 7974990890fc9428f98bef90ba349203a648c592778Alexander Kornienko unsigned NumAttrs; 7984990890fc9428f98bef90ba349203a648c592778Alexander Kornienko const Attr *Attrs[1]; 799534986f2b21e6050bf00163cd6423fd92155a6edRichard Smith 800534986f2b21e6050bf00163cd6423fd92155a6edRichard Smith friend class ASTStmtReader; 801534986f2b21e6050bf00163cd6423fd92155a6edRichard Smith 8024990890fc9428f98bef90ba349203a648c592778Alexander Kornienko AttributedStmt(SourceLocation Loc, ArrayRef<const Attr*> Attrs, Stmt *SubStmt) 8034990890fc9428f98bef90ba349203a648c592778Alexander Kornienko : Stmt(AttributedStmtClass), SubStmt(SubStmt), AttrLoc(Loc), 8044990890fc9428f98bef90ba349203a648c592778Alexander Kornienko NumAttrs(Attrs.size()) { 8054990890fc9428f98bef90ba349203a648c592778Alexander Kornienko memcpy(this->Attrs, Attrs.data(), Attrs.size() * sizeof(Attr*)); 806534986f2b21e6050bf00163cd6423fd92155a6edRichard Smith } 807534986f2b21e6050bf00163cd6423fd92155a6edRichard Smith 8084990890fc9428f98bef90ba349203a648c592778Alexander Kornienko explicit AttributedStmt(EmptyShell Empty, unsigned NumAttrs) 8094990890fc9428f98bef90ba349203a648c592778Alexander Kornienko : Stmt(AttributedStmtClass, Empty), NumAttrs(NumAttrs) { 8104990890fc9428f98bef90ba349203a648c592778Alexander Kornienko memset(Attrs, 0, NumAttrs * sizeof(Attr*)); 811534986f2b21e6050bf00163cd6423fd92155a6edRichard Smith } 812534986f2b21e6050bf00163cd6423fd92155a6edRichard Smith 8134990890fc9428f98bef90ba349203a648c592778Alexander Kornienkopublic: 8144990890fc9428f98bef90ba349203a648c592778Alexander Kornienko static AttributedStmt *Create(ASTContext &C, SourceLocation Loc, 8154990890fc9428f98bef90ba349203a648c592778Alexander Kornienko ArrayRef<const Attr*> Attrs, Stmt *SubStmt); 8164990890fc9428f98bef90ba349203a648c592778Alexander Kornienko // \brief Build an empty attributed statement. 8174990890fc9428f98bef90ba349203a648c592778Alexander Kornienko static AttributedStmt *CreateEmpty(ASTContext &C, unsigned NumAttrs); 8184990890fc9428f98bef90ba349203a648c592778Alexander Kornienko 819534986f2b21e6050bf00163cd6423fd92155a6edRichard Smith SourceLocation getAttrLoc() const { return AttrLoc; } 8204990890fc9428f98bef90ba349203a648c592778Alexander Kornienko ArrayRef<const Attr*> getAttrs() const { 8214990890fc9428f98bef90ba349203a648c592778Alexander Kornienko return ArrayRef<const Attr*>(Attrs, NumAttrs); 8224990890fc9428f98bef90ba349203a648c592778Alexander Kornienko } 823534986f2b21e6050bf00163cd6423fd92155a6edRichard Smith Stmt *getSubStmt() { return SubStmt; } 824534986f2b21e6050bf00163cd6423fd92155a6edRichard Smith const Stmt *getSubStmt() const { return SubStmt; } 825534986f2b21e6050bf00163cd6423fd92155a6edRichard Smith 82665d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocStart() const LLVM_READONLY { return AttrLoc; } 82765d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocEnd() const LLVM_READONLY { return SubStmt->getLocEnd();} 82865d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen 829534986f2b21e6050bf00163cd6423fd92155a6edRichard Smith child_range children() { return child_range(&SubStmt, &SubStmt + 1); } 830534986f2b21e6050bf00163cd6423fd92155a6edRichard Smith 831534986f2b21e6050bf00163cd6423fd92155a6edRichard Smith static bool classof(const Stmt *T) { 832534986f2b21e6050bf00163cd6423fd92155a6edRichard Smith return T->getStmtClass() == AttributedStmtClass; 833534986f2b21e6050bf00163cd6423fd92155a6edRichard Smith } 834534986f2b21e6050bf00163cd6423fd92155a6edRichard Smith}; 835534986f2b21e6050bf00163cd6423fd92155a6edRichard Smith 836534986f2b21e6050bf00163cd6423fd92155a6edRichard Smith 8375f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// IfStmt - This represents an if/then/else. 8385f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 8395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass IfStmt : public Stmt { 84043dec6bbde2d0a16c35978983761c8b7030c8e18Douglas Gregor enum { VAR, COND, THEN, ELSE, END_EXPR }; 8418297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt* SubExprs[END_EXPR]; 8428cfe5a784133d90bf329fd20801824a6f71bb8caDouglas Gregor 843b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff SourceLocation IfLoc; 844d06f6ca61062f85926eb9d409eb3d4f8afcf93c7Douglas Gregor SourceLocation ElseLoc; 845ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 8465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 847ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie IfStmt(ASTContext &C, SourceLocation IL, VarDecl *var, Expr *cond, 84844aa1f397855f130e88e62ffc1029f7f83bb5d2eArgyrios Kyrtzidis Stmt *then, SourceLocation EL = SourceLocation(), Stmt *elsev = 0); 849ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 850025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor /// \brief Build an empty if/then/else statement 851025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor explicit IfStmt(EmptyShell Empty) : Stmt(IfStmtClass, Empty) { } 852025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor 8538cfe5a784133d90bf329fd20801824a6f71bb8caDouglas Gregor /// \brief Retrieve the variable declared in this "if" statement, if any. 8548cfe5a784133d90bf329fd20801824a6f71bb8caDouglas Gregor /// 8558cfe5a784133d90bf329fd20801824a6f71bb8caDouglas Gregor /// In the following example, "x" is the condition variable. 8568cfe5a784133d90bf329fd20801824a6f71bb8caDouglas Gregor /// \code 8578cfe5a784133d90bf329fd20801824a6f71bb8caDouglas Gregor /// if (int x = foo()) { 8588cfe5a784133d90bf329fd20801824a6f71bb8caDouglas Gregor /// printf("x is %d", x); 8598cfe5a784133d90bf329fd20801824a6f71bb8caDouglas Gregor /// } 8608cfe5a784133d90bf329fd20801824a6f71bb8caDouglas Gregor /// \endcode 86143dec6bbde2d0a16c35978983761c8b7030c8e18Douglas Gregor VarDecl *getConditionVariable() const; 86243dec6bbde2d0a16c35978983761c8b7030c8e18Douglas Gregor void setConditionVariable(ASTContext &C, VarDecl *V); 863ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 864d40066b0fb883839a9100e5455e33190b9b8abacTed Kremenek /// If this IfStmt has a condition variable, return the faux DeclStmt 865d40066b0fb883839a9100e5455e33190b9b8abacTed Kremenek /// associated with the creation of that condition variable. 866d40066b0fb883839a9100e5455e33190b9b8abacTed Kremenek const DeclStmt *getConditionVariableDeclStmt() const { 867d40066b0fb883839a9100e5455e33190b9b8abacTed Kremenek return reinterpret_cast<DeclStmt*>(SubExprs[VAR]); 868d40066b0fb883839a9100e5455e33190b9b8abacTed Kremenek } 869ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 8708297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Expr *getCond() const { return reinterpret_cast<Expr*>(SubExprs[COND]);} 871025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor void setCond(Expr *E) { SubExprs[COND] = reinterpret_cast<Stmt *>(E); } 8728297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Stmt *getThen() const { return SubExprs[THEN]; } 8731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void setThen(Stmt *S) { SubExprs[THEN] = S; } 8748297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Stmt *getElse() const { return SubExprs[ELSE]; } 875025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor void setElse(Stmt *S) { SubExprs[ELSE] = S; } 8765f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 8778297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Expr *getCond() { return reinterpret_cast<Expr*>(SubExprs[COND]); } 8788297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt *getThen() { return SubExprs[THEN]; } 8798297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt *getElse() { return SubExprs[ELSE]; } 880b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 881025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor SourceLocation getIfLoc() const { return IfLoc; } 882025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor void setIfLoc(SourceLocation L) { IfLoc = L; } 883d06f6ca61062f85926eb9d409eb3d4f8afcf93c7Douglas Gregor SourceLocation getElseLoc() const { return ElseLoc; } 884d06f6ca61062f85926eb9d409eb3d4f8afcf93c7Douglas Gregor void setElseLoc(SourceLocation L) { ElseLoc = L; } 885025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor 88665d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocStart() const LLVM_READONLY { return IfLoc; } 88765d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocEnd() const LLVM_READONLY { 888b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff if (SubExprs[ELSE]) 88965d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen return SubExprs[ELSE]->getLocEnd(); 890b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff else 89165d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen return SubExprs[THEN]->getLocEnd(); 892b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff } 8931eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 89463c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall // Iterators over subexpressions. The iterators will include iterating 89563c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall // over the initialization expression referenced by the condition variable. 89663c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall child_range children() { 89763c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall return child_range(&SubExprs[0], &SubExprs[0]+END_EXPR); 89863c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall } 89963c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall 9001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 9011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return T->getStmtClass() == IfStmtClass; 9025f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 9035f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 9045f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 9055f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// SwitchStmt - This represents a 'switch' stmt. 9065f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 9075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass SwitchStmt : public Stmt { 90843dec6bbde2d0a16c35978983761c8b7030c8e18Douglas Gregor enum { VAR, COND, BODY, END_EXPR }; 9091eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Stmt* SubExprs[END_EXPR]; 910c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson // This points to a linked list of case and default statements. 911c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson SwitchCase *FirstCase; 9129dcbfa450d751bd68fc4af8b75da381d4f6984b9Steve Naroff SourceLocation SwitchLoc; 9131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 914559fb554602bedb57dbbf3cc14ac8a38264b4547Ted Kremenek /// If the SwitchStmt is a switch on an enum value, this records whether 915559fb554602bedb57dbbf3cc14ac8a38264b4547Ted Kremenek /// all the enum values were covered by CaseStmts. This value is meant to 916559fb554602bedb57dbbf3cc14ac8a38264b4547Ted Kremenek /// be a hint for possible clients. 917559fb554602bedb57dbbf3cc14ac8a38264b4547Ted Kremenek unsigned AllEnumCasesCovered : 1; 918559fb554602bedb57dbbf3cc14ac8a38264b4547Ted Kremenek 9195f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 92043dec6bbde2d0a16c35978983761c8b7030c8e18Douglas Gregor SwitchStmt(ASTContext &C, VarDecl *Var, Expr *cond); 9211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 922025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor /// \brief Build a empty switch statement. 923025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor explicit SwitchStmt(EmptyShell Empty) : Stmt(SwitchStmtClass, Empty) { } 924025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor 925d3d5301c44138b92bf01286183f5bf310cdd37cfDouglas Gregor /// \brief Retrieve the variable declared in this "switch" statement, if any. 926d3d5301c44138b92bf01286183f5bf310cdd37cfDouglas Gregor /// 927d3d5301c44138b92bf01286183f5bf310cdd37cfDouglas Gregor /// In the following example, "x" is the condition variable. 928d3d5301c44138b92bf01286183f5bf310cdd37cfDouglas Gregor /// \code 929d3d5301c44138b92bf01286183f5bf310cdd37cfDouglas Gregor /// switch (int x = foo()) { 930d3d5301c44138b92bf01286183f5bf310cdd37cfDouglas Gregor /// case 0: break; 931d3d5301c44138b92bf01286183f5bf310cdd37cfDouglas Gregor /// // ... 932d3d5301c44138b92bf01286183f5bf310cdd37cfDouglas Gregor /// } 933d3d5301c44138b92bf01286183f5bf310cdd37cfDouglas Gregor /// \endcode 93443dec6bbde2d0a16c35978983761c8b7030c8e18Douglas Gregor VarDecl *getConditionVariable() const; 93543dec6bbde2d0a16c35978983761c8b7030c8e18Douglas Gregor void setConditionVariable(ASTContext &C, VarDecl *V); 936ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 937d40066b0fb883839a9100e5455e33190b9b8abacTed Kremenek /// If this SwitchStmt has a condition variable, return the faux DeclStmt 938d40066b0fb883839a9100e5455e33190b9b8abacTed Kremenek /// associated with the creation of that condition variable. 939d40066b0fb883839a9100e5455e33190b9b8abacTed Kremenek const DeclStmt *getConditionVariableDeclStmt() const { 940d40066b0fb883839a9100e5455e33190b9b8abacTed Kremenek return reinterpret_cast<DeclStmt*>(SubExprs[VAR]); 941d40066b0fb883839a9100e5455e33190b9b8abacTed Kremenek } 942d3d5301c44138b92bf01286183f5bf310cdd37cfDouglas Gregor 9438297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Expr *getCond() const { return reinterpret_cast<Expr*>(SubExprs[COND]);} 9448297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Stmt *getBody() const { return SubExprs[BODY]; } 945c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson const SwitchCase *getSwitchCaseList() const { return FirstCase; } 946c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson 9478297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Expr *getCond() { return reinterpret_cast<Expr*>(SubExprs[COND]);} 948025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor void setCond(Expr *E) { SubExprs[COND] = reinterpret_cast<Stmt *>(E); } 9498297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt *getBody() { return SubExprs[BODY]; } 950025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor void setBody(Stmt *S) { SubExprs[BODY] = S; } 951c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson SwitchCase *getSwitchCaseList() { return FirstCase; } 9521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 95343d9d9243329b1b75d1a6efdad9f16d6fb386b8eDouglas Gregor /// \brief Set the case list for this switch statement. 95443d9d9243329b1b75d1a6efdad9f16d6fb386b8eDouglas Gregor /// 95543d9d9243329b1b75d1a6efdad9f16d6fb386b8eDouglas Gregor /// The caller is responsible for incrementing the retain counts on 95643d9d9243329b1b75d1a6efdad9f16d6fb386b8eDouglas Gregor /// all of the SwitchCase statements in this list. 957025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor void setSwitchCaseList(SwitchCase *SC) { FirstCase = SC; } 958025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor 959025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor SourceLocation getSwitchLoc() const { return SwitchLoc; } 960025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor void setSwitchLoc(SourceLocation L) { SwitchLoc = L; } 961c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson 9621eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void setBody(Stmt *S, SourceLocation SL) { 9631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump SubExprs[BODY] = S; 9649dcbfa450d751bd68fc4af8b75da381d4f6984b9Steve Naroff SwitchLoc = SL; 9651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump } 966c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson void addSwitchCase(SwitchCase *SC) { 967ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie assert(!SC->getNextSwitchCase() 968ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie && "case/default already added to a switch"); 969c2ee10d79f70036af652a395ac1f8273f3d04e12Douglas Gregor SC->setNextSwitchCase(FirstCase); 970c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson FirstCase = SC; 971c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson } 972559fb554602bedb57dbbf3cc14ac8a38264b4547Ted Kremenek 973559fb554602bedb57dbbf3cc14ac8a38264b4547Ted Kremenek /// Set a flag in the SwitchStmt indicating that if the 'switch (X)' is a 974559fb554602bedb57dbbf3cc14ac8a38264b4547Ted Kremenek /// switch over an enum value then all cases have been explicitly covered. 975559fb554602bedb57dbbf3cc14ac8a38264b4547Ted Kremenek void setAllEnumCasesCovered() { 976559fb554602bedb57dbbf3cc14ac8a38264b4547Ted Kremenek AllEnumCasesCovered = 1; 977559fb554602bedb57dbbf3cc14ac8a38264b4547Ted Kremenek } 978559fb554602bedb57dbbf3cc14ac8a38264b4547Ted Kremenek 979559fb554602bedb57dbbf3cc14ac8a38264b4547Ted Kremenek /// Returns true if the SwitchStmt is a switch of an enum value and all cases 980559fb554602bedb57dbbf3cc14ac8a38264b4547Ted Kremenek /// have been explicitly covered. 981559fb554602bedb57dbbf3cc14ac8a38264b4547Ted Kremenek bool isAllEnumCasesCovered() const { 982559fb554602bedb57dbbf3cc14ac8a38264b4547Ted Kremenek return (bool) AllEnumCasesCovered; 983559fb554602bedb57dbbf3cc14ac8a38264b4547Ted Kremenek } 984559fb554602bedb57dbbf3cc14ac8a38264b4547Ted Kremenek 98565d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocStart() const LLVM_READONLY { return SwitchLoc; } 98665d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocEnd() const LLVM_READONLY { 98765d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen return SubExprs[BODY]->getLocEnd(); 9889dcbfa450d751bd68fc4af8b75da381d4f6984b9Steve Naroff } 98965d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen 99063c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall // Iterators 99163c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall child_range children() { 99263c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall return child_range(&SubExprs[0], &SubExprs[0]+END_EXPR); 99363c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall } 99463c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall 9951eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 9961eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return T->getStmtClass() == SwitchStmtClass; 9975f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 9985f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 9995f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 10005f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 10015f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// WhileStmt - This represents a 'while' stmt. 10025f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 10035f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass WhileStmt : public Stmt { 100443dec6bbde2d0a16c35978983761c8b7030c8e18Douglas Gregor enum { VAR, COND, BODY, END_EXPR }; 10058297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt* SubExprs[END_EXPR]; 1006b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff SourceLocation WhileLoc; 10075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 1008ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie WhileStmt(ASTContext &C, VarDecl *Var, Expr *cond, Stmt *body, 100943dec6bbde2d0a16c35978983761c8b7030c8e18Douglas Gregor SourceLocation WL); 10101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1011d921cf976b4769af8d06d6763a2547dadf7940abDouglas Gregor /// \brief Build an empty while statement. 1012d921cf976b4769af8d06d6763a2547dadf7940abDouglas Gregor explicit WhileStmt(EmptyShell Empty) : Stmt(WhileStmtClass, Empty) { } 1013d921cf976b4769af8d06d6763a2547dadf7940abDouglas Gregor 10145656e14d91405417182171a705ed3e3d2d6d7aa3Douglas Gregor /// \brief Retrieve the variable declared in this "while" statement, if any. 10155656e14d91405417182171a705ed3e3d2d6d7aa3Douglas Gregor /// 10165656e14d91405417182171a705ed3e3d2d6d7aa3Douglas Gregor /// In the following example, "x" is the condition variable. 10175656e14d91405417182171a705ed3e3d2d6d7aa3Douglas Gregor /// \code 10185656e14d91405417182171a705ed3e3d2d6d7aa3Douglas Gregor /// while (int x = random()) { 10195656e14d91405417182171a705ed3e3d2d6d7aa3Douglas Gregor /// // ... 10205656e14d91405417182171a705ed3e3d2d6d7aa3Douglas Gregor /// } 10215656e14d91405417182171a705ed3e3d2d6d7aa3Douglas Gregor /// \endcode 102243dec6bbde2d0a16c35978983761c8b7030c8e18Douglas Gregor VarDecl *getConditionVariable() const; 102343dec6bbde2d0a16c35978983761c8b7030c8e18Douglas Gregor void setConditionVariable(ASTContext &C, VarDecl *V); 10245656e14d91405417182171a705ed3e3d2d6d7aa3Douglas Gregor 1025d40066b0fb883839a9100e5455e33190b9b8abacTed Kremenek /// If this WhileStmt has a condition variable, return the faux DeclStmt 1026d40066b0fb883839a9100e5455e33190b9b8abacTed Kremenek /// associated with the creation of that condition variable. 1027d40066b0fb883839a9100e5455e33190b9b8abacTed Kremenek const DeclStmt *getConditionVariableDeclStmt() const { 1028d40066b0fb883839a9100e5455e33190b9b8abacTed Kremenek return reinterpret_cast<DeclStmt*>(SubExprs[VAR]); 1029d40066b0fb883839a9100e5455e33190b9b8abacTed Kremenek } 1030d40066b0fb883839a9100e5455e33190b9b8abacTed Kremenek 10318297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Expr *getCond() { return reinterpret_cast<Expr*>(SubExprs[COND]); } 10328297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Expr *getCond() const { return reinterpret_cast<Expr*>(SubExprs[COND]);} 1033d921cf976b4769af8d06d6763a2547dadf7940abDouglas Gregor void setCond(Expr *E) { SubExprs[COND] = reinterpret_cast<Stmt*>(E); } 10348297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt *getBody() { return SubExprs[BODY]; } 10358297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Stmt *getBody() const { return SubExprs[BODY]; } 1036d921cf976b4769af8d06d6763a2547dadf7940abDouglas Gregor void setBody(Stmt *S) { SubExprs[BODY] = S; } 1037d921cf976b4769af8d06d6763a2547dadf7940abDouglas Gregor 1038d921cf976b4769af8d06d6763a2547dadf7940abDouglas Gregor SourceLocation getWhileLoc() const { return WhileLoc; } 1039d921cf976b4769af8d06d6763a2547dadf7940abDouglas Gregor void setWhileLoc(SourceLocation L) { WhileLoc = L; } 1040b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 104165d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocStart() const LLVM_READONLY { return WhileLoc; } 104265d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocEnd() const LLVM_READONLY { 104365d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen return SubExprs[BODY]->getLocEnd(); 1044b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff } 104565d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen 10461eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 10471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return T->getStmtClass() == WhileStmtClass; 10485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 10491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10508297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 105163c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall child_range children() { 105263c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall return child_range(&SubExprs[0], &SubExprs[0]+END_EXPR); 105363c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall } 10545f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 10555f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 10565f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// DoStmt - This represents a 'do/while' stmt. 10575f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 10585f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass DoStmt : public Stmt { 1059c7b5ed6da7410849b51ba9a9ea04d2cc7b720f48Douglas Gregor enum { BODY, COND, END_EXPR }; 10608297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt* SubExprs[END_EXPR]; 1061b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff SourceLocation DoLoc; 10629f3ca2a7747bd47f14d7693f333103fac29a24d2Douglas Gregor SourceLocation WhileLoc; 1063989135901c750af61ef012b6b0a0368be415bc46Chris Lattner SourceLocation RParenLoc; // Location of final ')' in do stmt condition. 10649f3ca2a7747bd47f14d7693f333103fac29a24d2Douglas Gregor 10655f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 1066989135901c750af61ef012b6b0a0368be415bc46Chris Lattner DoStmt(Stmt *body, Expr *cond, SourceLocation DL, SourceLocation WL, 1067989135901c750af61ef012b6b0a0368be415bc46Chris Lattner SourceLocation RP) 1068989135901c750af61ef012b6b0a0368be415bc46Chris Lattner : Stmt(DoStmtClass), DoLoc(DL), WhileLoc(WL), RParenLoc(RP) { 10698297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek SubExprs[COND] = reinterpret_cast<Stmt*>(cond); 10708297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek SubExprs[BODY] = body; 10711eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump } 107267d8249924ef38a5375ff9c92cd21c1854d6ababDouglas Gregor 107367d8249924ef38a5375ff9c92cd21c1854d6ababDouglas Gregor /// \brief Build an empty do-while statement. 107467d8249924ef38a5375ff9c92cd21c1854d6ababDouglas Gregor explicit DoStmt(EmptyShell Empty) : Stmt(DoStmtClass, Empty) { } 10751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10768297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Expr *getCond() { return reinterpret_cast<Expr*>(SubExprs[COND]); } 10778297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Expr *getCond() const { return reinterpret_cast<Expr*>(SubExprs[COND]);} 107867d8249924ef38a5375ff9c92cd21c1854d6ababDouglas Gregor void setCond(Expr *E) { SubExprs[COND] = reinterpret_cast<Stmt*>(E); } 10798297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt *getBody() { return SubExprs[BODY]; } 10801eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump const Stmt *getBody() const { return SubExprs[BODY]; } 108167d8249924ef38a5375ff9c92cd21c1854d6ababDouglas Gregor void setBody(Stmt *S) { SubExprs[BODY] = S; } 108267d8249924ef38a5375ff9c92cd21c1854d6ababDouglas Gregor 108367d8249924ef38a5375ff9c92cd21c1854d6ababDouglas Gregor SourceLocation getDoLoc() const { return DoLoc; } 108467d8249924ef38a5375ff9c92cd21c1854d6ababDouglas Gregor void setDoLoc(SourceLocation L) { DoLoc = L; } 10859f3ca2a7747bd47f14d7693f333103fac29a24d2Douglas Gregor SourceLocation getWhileLoc() const { return WhileLoc; } 10869f3ca2a7747bd47f14d7693f333103fac29a24d2Douglas Gregor void setWhileLoc(SourceLocation L) { WhileLoc = L; } 1087b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 1088989135901c750af61ef012b6b0a0368be415bc46Chris Lattner SourceLocation getRParenLoc() const { return RParenLoc; } 1089989135901c750af61ef012b6b0a0368be415bc46Chris Lattner void setRParenLoc(SourceLocation L) { RParenLoc = L; } 1090989135901c750af61ef012b6b0a0368be415bc46Chris Lattner 109165d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocStart() const LLVM_READONLY { return DoLoc; } 109265d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocEnd() const LLVM_READONLY { return RParenLoc; } 109365d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen 10941eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 10951eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return T->getStmtClass() == DoStmtClass; 10965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 10978297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 10988297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 109963c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall child_range children() { 110063c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall return child_range(&SubExprs[0], &SubExprs[0]+END_EXPR); 110163c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall } 11025f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 11035f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 11045f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 11055f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// ForStmt - This represents a 'for (init;cond;inc)' stmt. Note that any of 11065f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// the init/cond/inc parts of the ForStmt will be null if they were not 11075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// specified in the source. 11085f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 11095f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass ForStmt : public Stmt { 111043dec6bbde2d0a16c35978983761c8b7030c8e18Douglas Gregor enum { INIT, CONDVAR, COND, INC, BODY, END_EXPR }; 11118297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt* SubExprs[END_EXPR]; // SubExprs[INIT] is an expression or declstmt. 1112b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff SourceLocation ForLoc; 11135831c6a1efc47e6a19d82fe3dd25b5b8fef6979dDouglas Gregor SourceLocation LParenLoc, RParenLoc; 11145831c6a1efc47e6a19d82fe3dd25b5b8fef6979dDouglas Gregor 11155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 1116ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie ForStmt(ASTContext &C, Stmt *Init, Expr *Cond, VarDecl *condVar, Expr *Inc, 111743dec6bbde2d0a16c35978983761c8b7030c8e18Douglas Gregor Stmt *Body, SourceLocation FL, SourceLocation LP, SourceLocation RP); 11181eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 111967d8249924ef38a5375ff9c92cd21c1854d6ababDouglas Gregor /// \brief Build an empty for statement. 112067d8249924ef38a5375ff9c92cd21c1854d6ababDouglas Gregor explicit ForStmt(EmptyShell Empty) : Stmt(ForStmtClass, Empty) { } 112167d8249924ef38a5375ff9c92cd21c1854d6ababDouglas Gregor 11228297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt *getInit() { return SubExprs[INIT]; } 1123ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 112499e9b4d172f6877e6ba5ebe75bb8238721f5e01cDouglas Gregor /// \brief Retrieve the variable declared in this "for" statement, if any. 112599e9b4d172f6877e6ba5ebe75bb8238721f5e01cDouglas Gregor /// 112699e9b4d172f6877e6ba5ebe75bb8238721f5e01cDouglas Gregor /// In the following example, "y" is the condition variable. 112799e9b4d172f6877e6ba5ebe75bb8238721f5e01cDouglas Gregor /// \code 112899e9b4d172f6877e6ba5ebe75bb8238721f5e01cDouglas Gregor /// for (int x = random(); int y = mangle(x); ++x) { 112999e9b4d172f6877e6ba5ebe75bb8238721f5e01cDouglas Gregor /// // ... 113099e9b4d172f6877e6ba5ebe75bb8238721f5e01cDouglas Gregor /// } 113199e9b4d172f6877e6ba5ebe75bb8238721f5e01cDouglas Gregor /// \endcode 113243dec6bbde2d0a16c35978983761c8b7030c8e18Douglas Gregor VarDecl *getConditionVariable() const; 113343dec6bbde2d0a16c35978983761c8b7030c8e18Douglas Gregor void setConditionVariable(ASTContext &C, VarDecl *V); 1134ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 1135d40066b0fb883839a9100e5455e33190b9b8abacTed Kremenek /// If this ForStmt has a condition variable, return the faux DeclStmt 1136d40066b0fb883839a9100e5455e33190b9b8abacTed Kremenek /// associated with the creation of that condition variable. 1137d40066b0fb883839a9100e5455e33190b9b8abacTed Kremenek const DeclStmt *getConditionVariableDeclStmt() const { 1138d40066b0fb883839a9100e5455e33190b9b8abacTed Kremenek return reinterpret_cast<DeclStmt*>(SubExprs[CONDVAR]); 1139d40066b0fb883839a9100e5455e33190b9b8abacTed Kremenek } 1140d40066b0fb883839a9100e5455e33190b9b8abacTed Kremenek 11418297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Expr *getCond() { return reinterpret_cast<Expr*>(SubExprs[COND]); } 11428297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Expr *getInc() { return reinterpret_cast<Expr*>(SubExprs[INC]); } 11438297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt *getBody() { return SubExprs[BODY]; } 11448297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 11458297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Stmt *getInit() const { return SubExprs[INIT]; } 11468297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Expr *getCond() const { return reinterpret_cast<Expr*>(SubExprs[COND]);} 11478297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Expr *getInc() const { return reinterpret_cast<Expr*>(SubExprs[INC]); } 11488297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Stmt *getBody() const { return SubExprs[BODY]; } 1149b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 115067d8249924ef38a5375ff9c92cd21c1854d6ababDouglas Gregor void setInit(Stmt *S) { SubExprs[INIT] = S; } 115167d8249924ef38a5375ff9c92cd21c1854d6ababDouglas Gregor void setCond(Expr *E) { SubExprs[COND] = reinterpret_cast<Stmt*>(E); } 115267d8249924ef38a5375ff9c92cd21c1854d6ababDouglas Gregor void setInc(Expr *E) { SubExprs[INC] = reinterpret_cast<Stmt*>(E); } 115367d8249924ef38a5375ff9c92cd21c1854d6ababDouglas Gregor void setBody(Stmt *S) { SubExprs[BODY] = S; } 115467d8249924ef38a5375ff9c92cd21c1854d6ababDouglas Gregor 115567d8249924ef38a5375ff9c92cd21c1854d6ababDouglas Gregor SourceLocation getForLoc() const { return ForLoc; } 115667d8249924ef38a5375ff9c92cd21c1854d6ababDouglas Gregor void setForLoc(SourceLocation L) { ForLoc = L; } 11575831c6a1efc47e6a19d82fe3dd25b5b8fef6979dDouglas Gregor SourceLocation getLParenLoc() const { return LParenLoc; } 11585831c6a1efc47e6a19d82fe3dd25b5b8fef6979dDouglas Gregor void setLParenLoc(SourceLocation L) { LParenLoc = L; } 11595831c6a1efc47e6a19d82fe3dd25b5b8fef6979dDouglas Gregor SourceLocation getRParenLoc() const { return RParenLoc; } 11605831c6a1efc47e6a19d82fe3dd25b5b8fef6979dDouglas Gregor void setRParenLoc(SourceLocation L) { RParenLoc = L; } 116167d8249924ef38a5375ff9c92cd21c1854d6ababDouglas Gregor 116265d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocStart() const LLVM_READONLY { return ForLoc; } 116365d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocEnd() const LLVM_READONLY { 116465d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen return SubExprs[BODY]->getLocEnd(); 1165b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff } 116665d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen 11671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 11681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return T->getStmtClass() == ForStmtClass; 11695f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 11701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 11718297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 117263c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall child_range children() { 117363c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall return child_range(&SubExprs[0], &SubExprs[0]+END_EXPR); 117463c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall } 11755f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 11761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 11775f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// GotoStmt - This represents a direct goto. 11785f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 11795f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass GotoStmt : public Stmt { 1180ad8dcf4a9df0e24051dc31bf9e6f3cd138a34298Chris Lattner LabelDecl *Label; 1181507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff SourceLocation GotoLoc; 118261f62165220e75694fe333179c78815e2e48d71fTed Kremenek SourceLocation LabelLoc; 11835f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 1184ad8dcf4a9df0e24051dc31bf9e6f3cd138a34298Chris Lattner GotoStmt(LabelDecl *label, SourceLocation GL, SourceLocation LL) 118561f62165220e75694fe333179c78815e2e48d71fTed Kremenek : Stmt(GotoStmtClass), Label(label), GotoLoc(GL), LabelLoc(LL) {} 11861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 11871de05feeeafe5b215fe7617594a7076a5192a6e2Douglas Gregor /// \brief Build an empty goto statement. 11881de05feeeafe5b215fe7617594a7076a5192a6e2Douglas Gregor explicit GotoStmt(EmptyShell Empty) : Stmt(GotoStmtClass, Empty) { } 11891de05feeeafe5b215fe7617594a7076a5192a6e2Douglas Gregor 1190ad8dcf4a9df0e24051dc31bf9e6f3cd138a34298Chris Lattner LabelDecl *getLabel() const { return Label; } 1191ad8dcf4a9df0e24051dc31bf9e6f3cd138a34298Chris Lattner void setLabel(LabelDecl *D) { Label = D; } 11921de05feeeafe5b215fe7617594a7076a5192a6e2Douglas Gregor 11931de05feeeafe5b215fe7617594a7076a5192a6e2Douglas Gregor SourceLocation getGotoLoc() const { return GotoLoc; } 11941de05feeeafe5b215fe7617594a7076a5192a6e2Douglas Gregor void setGotoLoc(SourceLocation L) { GotoLoc = L; } 11951de05feeeafe5b215fe7617594a7076a5192a6e2Douglas Gregor SourceLocation getLabelLoc() const { return LabelLoc; } 11961de05feeeafe5b215fe7617594a7076a5192a6e2Douglas Gregor void setLabelLoc(SourceLocation L) { LabelLoc = L; } 1197b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 119865d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocStart() const LLVM_READONLY { return GotoLoc; } 119965d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocEnd() const LLVM_READONLY { return LabelLoc; } 120065d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen 12011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 12021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return T->getStmtClass() == GotoStmtClass; 12035f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 12041eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12058297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 120663c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall child_range children() { return child_range(); } 12075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 12085f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 12095f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// IndirectGotoStmt - This represents an indirect goto. 12105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 12115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass IndirectGotoStmt : public Stmt { 1212ad56d684259f706b7c0ae5ad9c23adb4f2926817Chris Lattner SourceLocation GotoLoc; 12135f1b9e689fa5c101512aef99225f2afea1673449Douglas Gregor SourceLocation StarLoc; 12141060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek Stmt *Target; 12155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 12161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump IndirectGotoStmt(SourceLocation gotoLoc, SourceLocation starLoc, 12175f1b9e689fa5c101512aef99225f2afea1673449Douglas Gregor Expr *target) 12185f1b9e689fa5c101512aef99225f2afea1673449Douglas Gregor : Stmt(IndirectGotoStmtClass), GotoLoc(gotoLoc), StarLoc(starLoc), 12195f1b9e689fa5c101512aef99225f2afea1673449Douglas Gregor Target((Stmt*)target) {} 12207d5c2f241c74e5f8d9ec492e8f9f268e5e9ae41fDouglas Gregor 12217d5c2f241c74e5f8d9ec492e8f9f268e5e9ae41fDouglas Gregor /// \brief Build an empty indirect goto statement. 12221eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump explicit IndirectGotoStmt(EmptyShell Empty) 12237d5c2f241c74e5f8d9ec492e8f9f268e5e9ae41fDouglas Gregor : Stmt(IndirectGotoStmtClass, Empty) { } 12241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1225ad56d684259f706b7c0ae5ad9c23adb4f2926817Chris Lattner void setGotoLoc(SourceLocation L) { GotoLoc = L; } 1226ad56d684259f706b7c0ae5ad9c23adb4f2926817Chris Lattner SourceLocation getGotoLoc() const { return GotoLoc; } 12275f1b9e689fa5c101512aef99225f2afea1673449Douglas Gregor void setStarLoc(SourceLocation L) { StarLoc = L; } 12285f1b9e689fa5c101512aef99225f2afea1673449Douglas Gregor SourceLocation getStarLoc() const { return StarLoc; } 12291eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 123095c225de9fa3d79f70ef5008c0279580a7d9dcadJohn McCall Expr *getTarget() { return reinterpret_cast<Expr*>(Target); } 123195c225de9fa3d79f70ef5008c0279580a7d9dcadJohn McCall const Expr *getTarget() const {return reinterpret_cast<const Expr*>(Target);} 12327d5c2f241c74e5f8d9ec492e8f9f268e5e9ae41fDouglas Gregor void setTarget(Expr *E) { Target = reinterpret_cast<Stmt*>(E); } 1233b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 123495c225de9fa3d79f70ef5008c0279580a7d9dcadJohn McCall /// getConstantTarget - Returns the fixed target of this indirect 123595c225de9fa3d79f70ef5008c0279580a7d9dcadJohn McCall /// goto, if one exists. 1236ad8dcf4a9df0e24051dc31bf9e6f3cd138a34298Chris Lattner LabelDecl *getConstantTarget(); 1237ad8dcf4a9df0e24051dc31bf9e6f3cd138a34298Chris Lattner const LabelDecl *getConstantTarget() const { 123895c225de9fa3d79f70ef5008c0279580a7d9dcadJohn McCall return const_cast<IndirectGotoStmt*>(this)->getConstantTarget(); 123995c225de9fa3d79f70ef5008c0279580a7d9dcadJohn McCall } 124095c225de9fa3d79f70ef5008c0279580a7d9dcadJohn McCall 124165d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocStart() const LLVM_READONLY { return GotoLoc; } 124265d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocEnd() const LLVM_READONLY { return Target->getLocEnd(); } 12431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 12451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return T->getStmtClass() == IndirectGotoStmtClass; 12465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 12471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12488297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 124963c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall child_range children() { return child_range(&Target, &Target+1); } 12505f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 12515f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 12525f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 12535f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// ContinueStmt - This represents a continue. 12545f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 12555f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass ContinueStmt : public Stmt { 1256507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff SourceLocation ContinueLoc; 12575f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 1258507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff ContinueStmt(SourceLocation CL) : Stmt(ContinueStmtClass), ContinueLoc(CL) {} 12591eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1260d921cf976b4769af8d06d6763a2547dadf7940abDouglas Gregor /// \brief Build an empty continue statement. 1261d921cf976b4769af8d06d6763a2547dadf7940abDouglas Gregor explicit ContinueStmt(EmptyShell Empty) : Stmt(ContinueStmtClass, Empty) { } 1262d921cf976b4769af8d06d6763a2547dadf7940abDouglas Gregor 1263d921cf976b4769af8d06d6763a2547dadf7940abDouglas Gregor SourceLocation getContinueLoc() const { return ContinueLoc; } 1264d921cf976b4769af8d06d6763a2547dadf7940abDouglas Gregor void setContinueLoc(SourceLocation L) { ContinueLoc = L; } 1265d921cf976b4769af8d06d6763a2547dadf7940abDouglas Gregor 126665d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocStart() const LLVM_READONLY { return ContinueLoc; } 126765d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocEnd() const LLVM_READONLY { return ContinueLoc; } 1268861ce3178c70cfb0fa50baf685e1ad363538eaa9Douglas Gregor 12691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 12701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return T->getStmtClass() == ContinueStmtClass; 12715f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 12721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12738297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 127463c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall child_range children() { return child_range(); } 12755f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 12765f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 12775f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// BreakStmt - This represents a break. 12785f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 12795f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass BreakStmt : public Stmt { 1280507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff SourceLocation BreakLoc; 12815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 1282507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff BreakStmt(SourceLocation BL) : Stmt(BreakStmtClass), BreakLoc(BL) {} 12831eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1284025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor /// \brief Build an empty break statement. 1285025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor explicit BreakStmt(EmptyShell Empty) : Stmt(BreakStmtClass, Empty) { } 1286025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor 1287025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor SourceLocation getBreakLoc() const { return BreakLoc; } 1288025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor void setBreakLoc(SourceLocation L) { BreakLoc = L; } 1289025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor 129065d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocStart() const LLVM_READONLY { return BreakLoc; } 129165d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocEnd() const LLVM_READONLY { return BreakLoc; } 1292b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 12931eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 12941eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return T->getStmtClass() == BreakStmtClass; 12955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 12961eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12978297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 129863c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall child_range children() { return child_range(); } 12995f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 13005f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 13015f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1302c8edf6bd5f76bf50411d037c83d36847edfa68f0Chris Lattner/// ReturnStmt - This represents a return, optionally of an expression: 1303c8edf6bd5f76bf50411d037c83d36847edfa68f0Chris Lattner/// return; 1304c8edf6bd5f76bf50411d037c83d36847edfa68f0Chris Lattner/// return 4; 1305c8edf6bd5f76bf50411d037c83d36847edfa68f0Chris Lattner/// 1306c8edf6bd5f76bf50411d037c83d36847edfa68f0Chris Lattner/// Note that GCC allows return with no argument in a function declared to 1307c8edf6bd5f76bf50411d037c83d36847edfa68f0Chris Lattner/// return a value, and it allows returning a value in functions declared to 1308c8edf6bd5f76bf50411d037c83d36847edfa68f0Chris Lattner/// return void. We explicitly model this in the AST, which means you can't 1309c8edf6bd5f76bf50411d037c83d36847edfa68f0Chris Lattner/// depend on the return type of the function and the presence of an argument. 13105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 13115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass ReturnStmt : public Stmt { 13121060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek Stmt *RetExpr; 1313507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff SourceLocation RetLoc; 13145077c3876beeaed32280af88244e8050078619a8Douglas Gregor const VarDecl *NRVOCandidate; 1315ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 13165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 13175077c3876beeaed32280af88244e8050078619a8Douglas Gregor ReturnStmt(SourceLocation RL) 131825a0fe2a99aaf2d1bf5bdfdae7ab11e2a5e7622fAbramo Bagnara : Stmt(ReturnStmtClass), RetExpr(0), RetLoc(RL), NRVOCandidate(0) { } 13195077c3876beeaed32280af88244e8050078619a8Douglas Gregor 13205077c3876beeaed32280af88244e8050078619a8Douglas Gregor ReturnStmt(SourceLocation RL, Expr *E, const VarDecl *NRVOCandidate) 13215077c3876beeaed32280af88244e8050078619a8Douglas Gregor : Stmt(ReturnStmtClass), RetExpr((Stmt*) E), RetLoc(RL), 13225077c3876beeaed32280af88244e8050078619a8Douglas Gregor NRVOCandidate(NRVOCandidate) {} 13230de9d8857b715c2f45c987651f4ce06d73330d93Douglas Gregor 13240de9d8857b715c2f45c987651f4ce06d73330d93Douglas Gregor /// \brief Build an empty return expression. 13250de9d8857b715c2f45c987651f4ce06d73330d93Douglas Gregor explicit ReturnStmt(EmptyShell Empty) : Stmt(ReturnStmtClass, Empty) { } 13260de9d8857b715c2f45c987651f4ce06d73330d93Douglas Gregor 13271060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek const Expr *getRetValue() const; 13281060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek Expr *getRetValue(); 13290de9d8857b715c2f45c987651f4ce06d73330d93Douglas Gregor void setRetValue(Expr *E) { RetExpr = reinterpret_cast<Stmt*>(E); } 13300de9d8857b715c2f45c987651f4ce06d73330d93Douglas Gregor 13310de9d8857b715c2f45c987651f4ce06d73330d93Douglas Gregor SourceLocation getReturnLoc() const { return RetLoc; } 13320de9d8857b715c2f45c987651f4ce06d73330d93Douglas Gregor void setReturnLoc(SourceLocation L) { RetLoc = L; } 1333b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 13345077c3876beeaed32280af88244e8050078619a8Douglas Gregor /// \brief Retrieve the variable that might be used for the named return 13355077c3876beeaed32280af88244e8050078619a8Douglas Gregor /// value optimization. 13365077c3876beeaed32280af88244e8050078619a8Douglas Gregor /// 13375077c3876beeaed32280af88244e8050078619a8Douglas Gregor /// The optimization itself can only be performed if the variable is 13385077c3876beeaed32280af88244e8050078619a8Douglas Gregor /// also marked as an NRVO object. 13395077c3876beeaed32280af88244e8050078619a8Douglas Gregor const VarDecl *getNRVOCandidate() const { return NRVOCandidate; } 13405077c3876beeaed32280af88244e8050078619a8Douglas Gregor void setNRVOCandidate(const VarDecl *Var) { NRVOCandidate = Var; } 1341ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 134265d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocStart() const LLVM_READONLY { return RetLoc; } 134365d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocEnd() const LLVM_READONLY { 134465d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen return RetExpr ? RetExpr->getLocEnd() : RetLoc; 134565d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen } 13461eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 13471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 13481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return T->getStmtClass() == ReturnStmtClass; 13495f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 13501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 13518297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 135263c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall child_range children() { 135363c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall if (RetExpr) return child_range(&RetExpr, &RetExpr+1); 135463c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall return child_range(); 135563c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall } 13565f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 13575f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1358728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosier/// AsmStmt is the base class for GCCAsmStmt and MSAsmStmt. 1359728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosier/// 1360728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosierclass AsmStmt : public Stmt { 1361728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosierprotected: 1362066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier SourceLocation AsmLoc; 136312b95e523c193bac4bdde0b23f2a9777ca956145Chad Rosier /// \brief True if the assembly statement does not have any input or output 136412b95e523c193bac4bdde0b23f2a9777ca956145Chad Rosier /// operands. 1365728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosier bool IsSimple; 136612b95e523c193bac4bdde0b23f2a9777ca956145Chad Rosier 136712b95e523c193bac4bdde0b23f2a9777ca956145Chad Rosier /// \brief If true, treat this inline assembly as having side effects. 136812b95e523c193bac4bdde0b23f2a9777ca956145Chad Rosier /// This assembly statement should not be optimized, deleted or moved. 1369728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosier bool IsVolatile; 1370728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosier 1371066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier unsigned NumOutputs; 1372066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier unsigned NumInputs; 1373066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier unsigned NumClobbers; 1374066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier 1375066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier IdentifierInfo **Names; 137619c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier Stmt **Exprs; 1377066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier 1378066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier AsmStmt(StmtClass SC, SourceLocation asmloc, bool issimple, bool isvolatile, 1379066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier unsigned numoutputs, unsigned numinputs, unsigned numclobbers) : 1380066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier Stmt (SC), AsmLoc(asmloc), IsSimple(issimple), IsVolatile(isvolatile), 1381066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier NumOutputs(numoutputs), NumInputs(numinputs), NumClobbers(numclobbers) { } 1382728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosier 1383728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosierpublic: 1384728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosier /// \brief Build an empty inline-assembly statement. 1385728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosier explicit AsmStmt(StmtClass SC, EmptyShell Empty) : 138619c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier Stmt(SC, Empty), Names(0), Exprs(0) { } 138729760b452876548f59804e8c02c3276bc7281d5dMatt Beaumont-Gay 1388066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier SourceLocation getAsmLoc() const { return AsmLoc; } 1389066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier void setAsmLoc(SourceLocation L) { AsmLoc = L; } 1390728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosier 1391728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosier bool isSimple() const { return IsSimple; } 1392728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosier void setSimple(bool V) { IsSimple = V; } 1393728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosier 1394728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosier bool isVolatile() const { return IsVolatile; } 1395728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosier void setVolatile(bool V) { IsVolatile = V; } 1396728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosier 139765d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocStart() const LLVM_READONLY { return SourceLocation(); } 139865d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocEnd() const LLVM_READONLY { return SourceLocation(); } 1399728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosier 1400da083b2ce8db27ce6e508cb77cb12c0fc8b7cad9Chad Rosier //===--- Asm String Analysis ---===// 1401da083b2ce8db27ce6e508cb77cb12c0fc8b7cad9Chad Rosier 1402da083b2ce8db27ce6e508cb77cb12c0fc8b7cad9Chad Rosier /// Assemble final IR asm string. 1403aba59aafd47ded6d483894cd6ab7bff494eb7587Chad Rosier std::string generateAsmString(ASTContext &C) const; 1404da083b2ce8db27ce6e508cb77cb12c0fc8b7cad9Chad Rosier 1405066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier //===--- Output operands ---===// 1406066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier 1407066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier unsigned getNumOutputs() const { return NumOutputs; } 1408066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier 1409066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier IdentifierInfo *getOutputIdentifier(unsigned i) const { 1410066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier return Names[i]; 1411066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier } 1412066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier 1413066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier StringRef getOutputName(unsigned i) const { 1414066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier if (IdentifierInfo *II = getOutputIdentifier(i)) 1415066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier return II->getName(); 1416066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier 1417066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier return StringRef(); 1418066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier } 1419066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier 1420c4fb221120f2c8b158082d0b2b9daa29d2f65d5bChad Rosier /// getOutputConstraint - Return the constraint string for the specified 1421c4fb221120f2c8b158082d0b2b9daa29d2f65d5bChad Rosier /// output operand. All output constraints are known to be non-empty (either 1422c4fb221120f2c8b158082d0b2b9daa29d2f65d5bChad Rosier /// '=' or '+'). 1423aba59aafd47ded6d483894cd6ab7bff494eb7587Chad Rosier StringRef getOutputConstraint(unsigned i) const; 1424c4fb221120f2c8b158082d0b2b9daa29d2f65d5bChad Rosier 1425c4fb221120f2c8b158082d0b2b9daa29d2f65d5bChad Rosier /// isOutputPlusConstraint - Return true if the specified output constraint 1426c4fb221120f2c8b158082d0b2b9daa29d2f65d5bChad Rosier /// is a "+" constraint (which is both an input and an output) or false if it 1427c4fb221120f2c8b158082d0b2b9daa29d2f65d5bChad Rosier /// is an "=" constraint (just an output). 1428c4fb221120f2c8b158082d0b2b9daa29d2f65d5bChad Rosier bool isOutputPlusConstraint(unsigned i) const { 1429c4fb221120f2c8b158082d0b2b9daa29d2f65d5bChad Rosier return getOutputConstraint(i)[0] == '+'; 1430c4fb221120f2c8b158082d0b2b9daa29d2f65d5bChad Rosier } 1431c4fb221120f2c8b158082d0b2b9daa29d2f65d5bChad Rosier 1432aba59aafd47ded6d483894cd6ab7bff494eb7587Chad Rosier const Expr *getOutputExpr(unsigned i) const; 1433c4fb221120f2c8b158082d0b2b9daa29d2f65d5bChad Rosier 1434c4fb221120f2c8b158082d0b2b9daa29d2f65d5bChad Rosier /// getNumPlusOperands - Return the number of output operands that have a "+" 1435c4fb221120f2c8b158082d0b2b9daa29d2f65d5bChad Rosier /// constraint. 1436c4fb221120f2c8b158082d0b2b9daa29d2f65d5bChad Rosier unsigned getNumPlusOperands() const; 1437c4fb221120f2c8b158082d0b2b9daa29d2f65d5bChad Rosier 1438066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier //===--- Input operands ---===// 1439066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier 1440066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier unsigned getNumInputs() const { return NumInputs; } 1441066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier 1442066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier IdentifierInfo *getInputIdentifier(unsigned i) const { 1443066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier return Names[i + NumOutputs]; 1444066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier } 1445066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier 1446066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier StringRef getInputName(unsigned i) const { 1447066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier if (IdentifierInfo *II = getInputIdentifier(i)) 1448066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier return II->getName(); 1449066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier 1450066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier return StringRef(); 1451066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier } 1452066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier 1453c4fb221120f2c8b158082d0b2b9daa29d2f65d5bChad Rosier /// getInputConstraint - Return the specified input constraint. Unlike output 1454c4fb221120f2c8b158082d0b2b9daa29d2f65d5bChad Rosier /// constraints, these can be empty. 1455aba59aafd47ded6d483894cd6ab7bff494eb7587Chad Rosier StringRef getInputConstraint(unsigned i) const; 1456aba59aafd47ded6d483894cd6ab7bff494eb7587Chad Rosier 1457aba59aafd47ded6d483894cd6ab7bff494eb7587Chad Rosier const Expr *getInputExpr(unsigned i) const; 1458c4fb221120f2c8b158082d0b2b9daa29d2f65d5bChad Rosier 1459066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier //===--- Other ---===// 1460066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier 14612fd559f041d49863a7396d9e330bc9dae95ac8c4Chad Rosier unsigned getNumClobbers() const { return NumClobbers; } 1462aba59aafd47ded6d483894cd6ab7bff494eb7587Chad Rosier StringRef getClobber(unsigned i) const; 14632fd559f041d49863a7396d9e330bc9dae95ac8c4Chad Rosier 1464728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosier static bool classof(const Stmt *T) { 1465728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosier return T->getStmtClass() == GCCAsmStmtClass || 1466728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosier T->getStmtClass() == MSAsmStmtClass; 1467728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosier } 146819c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier 146919c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier // Input expr iterators. 147019c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier 147119c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier typedef ExprIterator inputs_iterator; 147219c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier typedef ConstExprIterator const_inputs_iterator; 147319c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier 147419c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier inputs_iterator begin_inputs() { 147519c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier return &Exprs[0] + NumOutputs; 147619c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier } 147719c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier 147819c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier inputs_iterator end_inputs() { 147919c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier return &Exprs[0] + NumOutputs + NumInputs; 148019c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier } 148119c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier 148219c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier const_inputs_iterator begin_inputs() const { 148319c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier return &Exprs[0] + NumOutputs; 148419c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier } 148519c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier 148619c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier const_inputs_iterator end_inputs() const { 148719c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier return &Exprs[0] + NumOutputs + NumInputs; 148819c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier } 148919c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier 149019c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier // Output expr iterators. 149119c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier 149219c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier typedef ExprIterator outputs_iterator; 149319c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier typedef ConstExprIterator const_outputs_iterator; 149419c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier 149519c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier outputs_iterator begin_outputs() { 149619c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier return &Exprs[0]; 149719c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier } 149819c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier outputs_iterator end_outputs() { 149919c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier return &Exprs[0] + NumOutputs; 150019c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier } 150119c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier 150219c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier const_outputs_iterator begin_outputs() const { 150319c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier return &Exprs[0]; 150419c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier } 150519c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier const_outputs_iterator end_outputs() const { 150619c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier return &Exprs[0] + NumOutputs; 150719c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier } 150819c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier 150919c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier child_range children() { 151019c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier return child_range(&Exprs[0], &Exprs[0] + NumOutputs + NumInputs); 151119c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier } 1512728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosier}; 1513728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosier 15147d2c5ca9c3dad400f66aca58eebef321c04cf57eChad Rosier/// This represents a GCC inline-assembly statement extension. 1515fe795956194141c91ae555985c9b930595bff43fChris Lattner/// 1516728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosierclass GCCAsmStmt : public AsmStmt { 1517066ef86b435a5c567778c25fc201a2831049ad4bChad Rosier SourceLocation RParenLoc; 15186a0ef4b83c91a6d6d5acb4ed5577c4659fe022a3Anders Carlsson StringLiteral *AsmStr; 1519b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson 1520966146e89141804ff6492739a2a6e6592ca671c7Anders Carlsson // FIXME: If we wanted to, we could allocate all of these in one big array. 1521966146e89141804ff6492739a2a6e6592ca671c7Anders Carlsson StringLiteral **Constraints; 1522966146e89141804ff6492739a2a6e6592ca671c7Anders Carlsson StringLiteral **Clobbers; 1523ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 1524fe795956194141c91ae555985c9b930595bff43fChris Lattnerpublic: 1525df5faf5e7ae6823d0af0b801c4ac26d47f2cee97Chad Rosier GCCAsmStmt(ASTContext &C, SourceLocation asmloc, bool issimple, 1526df5faf5e7ae6823d0af0b801c4ac26d47f2cee97Chad Rosier bool isvolatile, unsigned numoutputs, unsigned numinputs, 1527df5faf5e7ae6823d0af0b801c4ac26d47f2cee97Chad Rosier IdentifierInfo **names, StringLiteral **constraints, Expr **exprs, 1528df5faf5e7ae6823d0af0b801c4ac26d47f2cee97Chad Rosier StringLiteral *asmstr, unsigned numclobbers, 1529df5faf5e7ae6823d0af0b801c4ac26d47f2cee97Chad Rosier StringLiteral **clobbers, SourceLocation rparenloc); 1530b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson 1531cd7d5a9dc558178ed7a66032f888781b3c592e4fDouglas Gregor /// \brief Build an empty inline-assembly statement. 1532728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosier explicit GCCAsmStmt(EmptyShell Empty) : AsmStmt(GCCAsmStmtClass, Empty), 153319c0134d465a1d9a1edc45ebac51652d8636c68eChad Rosier Constraints(0), Clobbers(0) { } 1534cd7d5a9dc558178ed7a66032f888781b3c592e4fDouglas Gregor 1535cd7d5a9dc558178ed7a66032f888781b3c592e4fDouglas Gregor SourceLocation getRParenLoc() const { return RParenLoc; } 1536cd7d5a9dc558178ed7a66032f888781b3c592e4fDouglas Gregor void setRParenLoc(SourceLocation L) { RParenLoc = L; } 1537cd7d5a9dc558178ed7a66032f888781b3c592e4fDouglas Gregor 1538458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner //===--- Asm String Analysis ---===// 1539458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner 1540458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner const StringLiteral *getAsmString() const { return AsmStr; } 1541458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner StringLiteral *getAsmString() { return AsmStr; } 1542cd7d5a9dc558178ed7a66032f888781b3c592e4fDouglas Gregor void setAsmString(StringLiteral *E) { AsmStr = E; } 1543cd7d5a9dc558178ed7a66032f888781b3c592e4fDouglas Gregor 1544458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner /// AsmStringPiece - this is part of a decomposed asm string specification 1545458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner /// (for use with the AnalyzeAsmString function below). An asm string is 1546458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner /// considered to be a concatenation of these parts. 1547458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner class AsmStringPiece { 1548458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner public: 1549458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner enum Kind { 1550458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner String, // String in .ll asm string form, "$" -> "$$" and "%%" -> "%". 1551458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner Operand // Operand reference, with optional modifier %c4. 1552458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner }; 1553458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner private: 1554458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner Kind MyKind; 1555458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner std::string Str; 1556458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner unsigned OperandNo; 1557458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner public: 1558458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner AsmStringPiece(const std::string &S) : MyKind(String), Str(S) {} 1559458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner AsmStringPiece(unsigned OpNo, char Modifier) 1560458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner : MyKind(Operand), Str(), OperandNo(OpNo) { 1561458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner Str += Modifier; 1562458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner } 15631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1564458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner bool isString() const { return MyKind == String; } 1565458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner bool isOperand() const { return MyKind == Operand; } 15661eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1567458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner const std::string &getString() const { 1568458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner assert(isString()); 1569458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner return Str; 1570458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner } 1571458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner 1572458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner unsigned getOperandNo() const { 1573458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner assert(isOperand()); 1574458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner return OperandNo; 1575458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner } 15761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1577458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner /// getModifier - Get the modifier for this operand, if present. This 1578458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner /// returns '\0' if there was no modifier. 1579458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner char getModifier() const { 1580458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner assert(isOperand()); 1581458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner return Str[0]; 1582458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner } 1583458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner }; 15841eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1585458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner /// AnalyzeAsmString - Analyze the asm string of the current asm, decomposing 1586458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner /// it into pieces. If the asm string is erroneous, emit errors and return 1587458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner /// true, otherwise return false. This handles canonicalization and 1588458cd9c8a79b25b87dcea43c9d97a4c59f194799Chris Lattner /// translation of strings from GCC syntax to LLVM IR syntax, and handles 15891eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump //// flattening of named references like %[foo] to Operand AsmStringPiece's. 1590686775deca8b8685eb90801495880e3abdd844c2Chris Lattner unsigned AnalyzeAsmString(SmallVectorImpl<AsmStringPiece> &Pieces, 1591fb5058ef67c054296c88db18ab1b3717845cb71dChris Lattner ASTContext &C, unsigned &DiagOffs) const; 15921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1593da083b2ce8db27ce6e508cb77cb12c0fc8b7cad9Chad Rosier /// Assemble final IR asm string. 1594da083b2ce8db27ce6e508cb77cb12c0fc8b7cad9Chad Rosier std::string generateAsmString(ASTContext &C) const; 15951eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1596b327793860737d1c103a73aeda8057dd628a101dChris Lattner //===--- Output operands ---===// 1597b327793860737d1c103a73aeda8057dd628a101dChris Lattner 1598686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef getOutputConstraint(unsigned i) const; 15991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1600b327793860737d1c103a73aeda8057dd628a101dChris Lattner const StringLiteral *getOutputConstraintLiteral(unsigned i) const { 1601ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek return Constraints[i]; 1602ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek } 1603b327793860737d1c103a73aeda8057dd628a101dChris Lattner StringLiteral *getOutputConstraintLiteral(unsigned i) { 1604b327793860737d1c103a73aeda8057dd628a101dChris Lattner return Constraints[i]; 1605b327793860737d1c103a73aeda8057dd628a101dChris Lattner } 16061eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1607ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek Expr *getOutputExpr(unsigned i); 16081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1609b327793860737d1c103a73aeda8057dd628a101dChris Lattner const Expr *getOutputExpr(unsigned i) const { 1610df5faf5e7ae6823d0af0b801c4ac26d47f2cee97Chad Rosier return const_cast<GCCAsmStmt*>(this)->getOutputExpr(i); 1611b327793860737d1c103a73aeda8057dd628a101dChris Lattner } 16121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1613b327793860737d1c103a73aeda8057dd628a101dChris Lattner //===--- Input operands ---===// 16141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1615686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef getInputConstraint(unsigned i) const; 16161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1617b327793860737d1c103a73aeda8057dd628a101dChris Lattner const StringLiteral *getInputConstraintLiteral(unsigned i) const { 1618ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek return Constraints[i + NumOutputs]; 1619ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek } 1620b327793860737d1c103a73aeda8057dd628a101dChris Lattner StringLiteral *getInputConstraintLiteral(unsigned i) { 1621ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek return Constraints[i + NumOutputs]; 1622ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek } 16231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1624ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek Expr *getInputExpr(unsigned i); 1625935f0f01c1ed3c2052b797ac035d57a85b78adc4Chris Lattner void setInputExpr(unsigned i, Expr *E); 1626ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 1627b327793860737d1c103a73aeda8057dd628a101dChris Lattner const Expr *getInputExpr(unsigned i) const { 1628df5faf5e7ae6823d0af0b801c4ac26d47f2cee97Chad Rosier return const_cast<GCCAsmStmt*>(this)->getInputExpr(i); 1629b327793860737d1c103a73aeda8057dd628a101dChris Lattner } 1630cd7d5a9dc558178ed7a66032f888781b3c592e4fDouglas Gregor 1631acb6bcb442936f3c14126fdd473307c17647cb84Anders Carlsson void setOutputsAndInputsAndClobbers(ASTContext &C, 1632ff93dbd887e40588ed55d135037bb9287488b285Anders Carlsson IdentifierInfo **Names, 1633fdba9c069023f686e2608affde02c82131ee1cf8Anders Carlsson StringLiteral **Constraints, 1634fdba9c069023f686e2608affde02c82131ee1cf8Anders Carlsson Stmt **Exprs, 1635fdba9c069023f686e2608affde02c82131ee1cf8Anders Carlsson unsigned NumOutputs, 1636ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie unsigned NumInputs, 1637fdba9c069023f686e2608affde02c82131ee1cf8Anders Carlsson StringLiteral **Clobbers, 1638fdba9c069023f686e2608affde02c82131ee1cf8Anders Carlsson unsigned NumClobbers); 1639cd7d5a9dc558178ed7a66032f888781b3c592e4fDouglas Gregor 164010ca96ae9aed6906c3302403ef1a146a8d4c6b74Chris Lattner //===--- Other ---===// 16411eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 164210ca96ae9aed6906c3302403ef1a146a8d4c6b74Chris Lattner /// getNamedOperand - Given a symbolic operand reference like %[foo], 164310ca96ae9aed6906c3302403ef1a146a8d4c6b74Chris Lattner /// translate this into a numeric value needed to reference the same operand. 164410ca96ae9aed6906c3302403ef1a146a8d4c6b74Chris Lattner /// This returns -1 if the operand name is invalid. 1645686775deca8b8685eb90801495880e3abdd844c2Chris Lattner int getNamedOperand(StringRef SymbolicName) const; 164610ca96ae9aed6906c3302403ef1a146a8d4c6b74Chris Lattner 164733f0558f75f70061707d1388e305b8f92f4e55deChad Rosier StringRef getClobber(unsigned i) const; 16485c7f59445ae68109c7ffee731aca2ce32db587c7Chad Rosier StringLiteral *getClobberStringLiteral(unsigned i) { return Clobbers[i]; } 16495c7f59445ae68109c7ffee731aca2ce32db587c7Chad Rosier const StringLiteral *getClobberStringLiteral(unsigned i) const { 16505c7f59445ae68109c7ffee731aca2ce32db587c7Chad Rosier return Clobbers[i]; 16515c7f59445ae68109c7ffee731aca2ce32db587c7Chad Rosier } 1652cd7d5a9dc558178ed7a66032f888781b3c592e4fDouglas Gregor 165365d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocStart() const LLVM_READONLY { return AsmLoc; } 165465d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocEnd() const LLVM_READONLY { return RParenLoc; } 16551eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1656df5faf5e7ae6823d0af0b801c4ac26d47f2cee97Chad Rosier static bool classof(const Stmt *T) { 1657df5faf5e7ae6823d0af0b801c4ac26d47f2cee97Chad Rosier return T->getStmtClass() == GCCAsmStmtClass; 1658df5faf5e7ae6823d0af0b801c4ac26d47f2cee97Chad Rosier } 1659fe795956194141c91ae555985c9b930595bff43fChris Lattner}; 166078492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek 16617d2c5ca9c3dad400f66aca58eebef321c04cf57eChad Rosier/// This represents a Microsoft inline-assembly statement extension. 16628cd64b4c5553fa6284d248336cb7c82dc960a394Chad Rosier/// 1663728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosierclass MSAsmStmt : public AsmStmt { 16647bd092b054444e9800e8de1d8d71c408dbdc8eadChad Rosier SourceLocation AsmLoc, LBraceLoc, EndLoc; 16658cd64b4c5553fa6284d248336cb7c82dc960a394Chad Rosier std::string AsmStr; 16668cd64b4c5553fa6284d248336cb7c82dc960a394Chad Rosier 166779efe24e125553b7fd4a35ffb3b7a45c4f1e661aChad Rosier unsigned NumAsmToks; 166879efe24e125553b7fd4a35ffb3b7a45c4f1e661aChad Rosier 166979efe24e125553b7fd4a35ffb3b7a45c4f1e661aChad Rosier Token *AsmToks; 167089fb6d7eba51c7864ec544e07accd23b24057122Chad Rosier StringRef *Constraints; 167133c72e1c0bbb477cf36dd7becd933b860c42ed8cChad Rosier StringRef *Clobbers; 16728cd64b4c5553fa6284d248336cb7c82dc960a394Chad Rosier 16738cd64b4c5553fa6284d248336cb7c82dc960a394Chad Rosierpublic: 16747bd092b054444e9800e8de1d8d71c408dbdc8eadChad Rosier MSAsmStmt(ASTContext &C, SourceLocation asmloc, SourceLocation lbraceloc, 16757bd092b054444e9800e8de1d8d71c408dbdc8eadChad Rosier bool issimple, bool isvolatile, ArrayRef<Token> asmtoks, 1676e54cba1ec0b0e498ee67d200289035797932e714Chad Rosier unsigned numoutputs, unsigned numinputs, 1677e54cba1ec0b0e498ee67d200289035797932e714Chad Rosier ArrayRef<IdentifierInfo*> names, ArrayRef<StringRef> constraints, 1678e54cba1ec0b0e498ee67d200289035797932e714Chad Rosier ArrayRef<Expr*> exprs, StringRef asmstr, 167989fb6d7eba51c7864ec544e07accd23b24057122Chad Rosier ArrayRef<StringRef> clobbers, SourceLocation endloc); 16808cd64b4c5553fa6284d248336cb7c82dc960a394Chad Rosier 1681cd518a0ebc7c0a6aa41d717c360462540ef80a76Chad Rosier /// \brief Build an empty MS-style inline-assembly statement. 1682728581e7702cafe32cc9e1b5b61a15f5042ce189Chad Rosier explicit MSAsmStmt(EmptyShell Empty) : AsmStmt(MSAsmStmtClass, Empty), 168389fb6d7eba51c7864ec544e07accd23b24057122Chad Rosier NumAsmToks(0), AsmToks(0), Constraints(0), Clobbers(0) { } 1684cd518a0ebc7c0a6aa41d717c360462540ef80a76Chad Rosier 16857bd092b054444e9800e8de1d8d71c408dbdc8eadChad Rosier SourceLocation getLBraceLoc() const { return LBraceLoc; } 16867bd092b054444e9800e8de1d8d71c408dbdc8eadChad Rosier void setLBraceLoc(SourceLocation L) { LBraceLoc = L; } 16878cd64b4c5553fa6284d248336cb7c82dc960a394Chad Rosier SourceLocation getEndLoc() const { return EndLoc; } 16888cd64b4c5553fa6284d248336cb7c82dc960a394Chad Rosier void setEndLoc(SourceLocation L) { EndLoc = L; } 16898cd64b4c5553fa6284d248336cb7c82dc960a394Chad Rosier 16907bd092b054444e9800e8de1d8d71c408dbdc8eadChad Rosier bool hasBraces() const { return LBraceLoc.isValid(); } 16917bd092b054444e9800e8de1d8d71c408dbdc8eadChad Rosier 169279efe24e125553b7fd4a35ffb3b7a45c4f1e661aChad Rosier unsigned getNumAsmToks() { return NumAsmToks; } 169379efe24e125553b7fd4a35ffb3b7a45c4f1e661aChad Rosier Token *getAsmToks() { return AsmToks; } 16948f726de55412870ef70e788b852c6cc50873e15bChad Rosier 16958cd64b4c5553fa6284d248336cb7c82dc960a394Chad Rosier //===--- Asm String Analysis ---===// 16968cd64b4c5553fa6284d248336cb7c82dc960a394Chad Rosier 16978cd64b4c5553fa6284d248336cb7c82dc960a394Chad Rosier const std::string *getAsmString() const { return &AsmStr; } 16988cd64b4c5553fa6284d248336cb7c82dc960a394Chad Rosier std::string *getAsmString() { return &AsmStr; } 16998cd64b4c5553fa6284d248336cb7c82dc960a394Chad Rosier void setAsmString(StringRef &E) { AsmStr = E.str(); } 17008cd64b4c5553fa6284d248336cb7c82dc960a394Chad Rosier 1701da083b2ce8db27ce6e508cb77cb12c0fc8b7cad9Chad Rosier /// Assemble final IR asm string. 1702da083b2ce8db27ce6e508cb77cb12c0fc8b7cad9Chad Rosier std::string generateAsmString(ASTContext &C) const; 1703da083b2ce8db27ce6e508cb77cb12c0fc8b7cad9Chad Rosier 17042603fa6c0e0fff904317b525724170ba8ae5bfa8Chad Rosier //===--- Output operands ---===// 17052603fa6c0e0fff904317b525724170ba8ae5bfa8Chad Rosier 170689fb6d7eba51c7864ec544e07accd23b24057122Chad Rosier StringRef getOutputConstraint(unsigned i) const { 170789fb6d7eba51c7864ec544e07accd23b24057122Chad Rosier return Constraints[i]; 170889fb6d7eba51c7864ec544e07accd23b24057122Chad Rosier } 1709c4fb221120f2c8b158082d0b2b9daa29d2f65d5bChad Rosier 1710633abb0ea01d37ab9c8e4ce1ee9e48894a12dfcaChad Rosier Expr *getOutputExpr(unsigned i); 1711633abb0ea01d37ab9c8e4ce1ee9e48894a12dfcaChad Rosier 17122603fa6c0e0fff904317b525724170ba8ae5bfa8Chad Rosier const Expr *getOutputExpr(unsigned i) const { 17132603fa6c0e0fff904317b525724170ba8ae5bfa8Chad Rosier return const_cast<MSAsmStmt*>(this)->getOutputExpr(i); 17142603fa6c0e0fff904317b525724170ba8ae5bfa8Chad Rosier } 17152603fa6c0e0fff904317b525724170ba8ae5bfa8Chad Rosier 17162603fa6c0e0fff904317b525724170ba8ae5bfa8Chad Rosier //===--- Input operands ---===// 17172603fa6c0e0fff904317b525724170ba8ae5bfa8Chad Rosier 171889fb6d7eba51c7864ec544e07accd23b24057122Chad Rosier StringRef getInputConstraint(unsigned i) const { 171989fb6d7eba51c7864ec544e07accd23b24057122Chad Rosier return Constraints[i + NumOutputs]; 172089fb6d7eba51c7864ec544e07accd23b24057122Chad Rosier } 1721c4fb221120f2c8b158082d0b2b9daa29d2f65d5bChad Rosier 1722633abb0ea01d37ab9c8e4ce1ee9e48894a12dfcaChad Rosier Expr *getInputExpr(unsigned i); 1723633abb0ea01d37ab9c8e4ce1ee9e48894a12dfcaChad Rosier void setInputExpr(unsigned i, Expr *E); 1724633abb0ea01d37ab9c8e4ce1ee9e48894a12dfcaChad Rosier 17252603fa6c0e0fff904317b525724170ba8ae5bfa8Chad Rosier const Expr *getInputExpr(unsigned i) const { 17262603fa6c0e0fff904317b525724170ba8ae5bfa8Chad Rosier return const_cast<MSAsmStmt*>(this)->getInputExpr(i); 17272603fa6c0e0fff904317b525724170ba8ae5bfa8Chad Rosier } 17282603fa6c0e0fff904317b525724170ba8ae5bfa8Chad Rosier 17298cd64b4c5553fa6284d248336cb7c82dc960a394Chad Rosier //===--- Other ---===// 17308cd64b4c5553fa6284d248336cb7c82dc960a394Chad Rosier 17311e059da457ba65062448f24975db386efa0d51f8Chad Rosier StringRef getClobber(unsigned i) const { return Clobbers[i]; } 17324399ea9d473365224d9e4db0cd94aab849eb59b7Chad Rosier 173365d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocStart() const LLVM_READONLY { return AsmLoc; } 173465d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocEnd() const LLVM_READONLY { return EndLoc; } 173565d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen 17368cd64b4c5553fa6284d248336cb7c82dc960a394Chad Rosier static bool classof(const Stmt *T) { 17378cd64b4c5553fa6284d248336cb7c82dc960a394Chad Rosier return T->getStmtClass() == MSAsmStmtClass; 17388cd64b4c5553fa6284d248336cb7c82dc960a394Chad Rosier } 17398cd64b4c5553fa6284d248336cb7c82dc960a394Chad Rosier 17408cd64b4c5553fa6284d248336cb7c82dc960a394Chad Rosier child_range children() { 17418cd64b4c5553fa6284d248336cb7c82dc960a394Chad Rosier return child_range(&Exprs[0], &Exprs[0]); 17428cd64b4c5553fa6284d248336cb7c82dc960a394Chad Rosier } 17438cd64b4c5553fa6284d248336cb7c82dc960a394Chad Rosier}; 17448cd64b4c5553fa6284d248336cb7c82dc960a394Chad Rosier 174528bbe4b8acc338476fe0825769b41fb32b423c72John Wiegleyclass SEHExceptStmt : public Stmt { 174628bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley SourceLocation Loc; 174728bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley Stmt *Children[2]; 174828bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley 174928bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley enum { FILTER_EXPR, BLOCK }; 175028bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley 175128bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley SEHExceptStmt(SourceLocation Loc, 175228bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley Expr *FilterExpr, 175328bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley Stmt *Block); 175428bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley 17557110fd6c32306b3feb97b9edb8064b1b68a54e6bJohn McCall friend class ASTReader; 17567110fd6c32306b3feb97b9edb8064b1b68a54e6bJohn McCall friend class ASTStmtReader; 17577110fd6c32306b3feb97b9edb8064b1b68a54e6bJohn McCall explicit SEHExceptStmt(EmptyShell E) : Stmt(SEHExceptStmtClass, E) { } 17587110fd6c32306b3feb97b9edb8064b1b68a54e6bJohn McCall 175928bbe4b8acc338476fe0825769b41fb32b423c72John Wiegleypublic: 176028bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley static SEHExceptStmt* Create(ASTContext &C, 176128bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley SourceLocation ExceptLoc, 176228bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley Expr *FilterExpr, 176328bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley Stmt *Block); 176465d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen 176565d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocStart() const LLVM_READONLY { return getExceptLoc(); } 176665d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocEnd() const LLVM_READONLY { return getEndLoc(); } 176728bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley 176828bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley SourceLocation getExceptLoc() const { return Loc; } 176928bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley SourceLocation getEndLoc() const { return getBlock()->getLocEnd(); } 177028bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley 1771ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie Expr *getFilterExpr() const { 1772ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie return reinterpret_cast<Expr*>(Children[FILTER_EXPR]); 1773ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie } 1774ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 1775ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie CompoundStmt *getBlock() const { 1776cfa88f893915ceb8ae4ce2f17c46c24a4d67502fDmitri Gribenko return cast<CompoundStmt>(Children[BLOCK]); 1777ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie } 177828bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley 177928bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley child_range children() { 178028bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley return child_range(Children,Children+2); 178128bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley } 178228bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley 178328bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley static bool classof(const Stmt *T) { 178428bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley return T->getStmtClass() == SEHExceptStmtClass; 178528bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley } 178628bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley 178728bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley}; 178828bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley 178928bbe4b8acc338476fe0825769b41fb32b423c72John Wiegleyclass SEHFinallyStmt : public Stmt { 179028bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley SourceLocation Loc; 179128bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley Stmt *Block; 179228bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley 179328bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley SEHFinallyStmt(SourceLocation Loc, 179428bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley Stmt *Block); 179528bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley 17967110fd6c32306b3feb97b9edb8064b1b68a54e6bJohn McCall friend class ASTReader; 17977110fd6c32306b3feb97b9edb8064b1b68a54e6bJohn McCall friend class ASTStmtReader; 17987110fd6c32306b3feb97b9edb8064b1b68a54e6bJohn McCall explicit SEHFinallyStmt(EmptyShell E) : Stmt(SEHFinallyStmtClass, E) { } 17997110fd6c32306b3feb97b9edb8064b1b68a54e6bJohn McCall 180028bbe4b8acc338476fe0825769b41fb32b423c72John Wiegleypublic: 180128bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley static SEHFinallyStmt* Create(ASTContext &C, 180228bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley SourceLocation FinallyLoc, 180328bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley Stmt *Block); 180428bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley 180565d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocStart() const LLVM_READONLY { return getFinallyLoc(); } 180665d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocEnd() const LLVM_READONLY { return getEndLoc(); } 180728bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley 180828bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley SourceLocation getFinallyLoc() const { return Loc; } 180928bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley SourceLocation getEndLoc() const { return Block->getLocEnd(); } 181028bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley 1811cfa88f893915ceb8ae4ce2f17c46c24a4d67502fDmitri Gribenko CompoundStmt *getBlock() const { return cast<CompoundStmt>(Block); } 181228bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley 181328bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley child_range children() { 181428bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley return child_range(&Block,&Block+1); 181528bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley } 181628bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley 181728bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley static bool classof(const Stmt *T) { 181828bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley return T->getStmtClass() == SEHFinallyStmtClass; 181928bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley } 182028bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley 182128bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley}; 182228bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley 182328bbe4b8acc338476fe0825769b41fb32b423c72John Wiegleyclass SEHTryStmt : public Stmt { 182428bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley bool IsCXXTry; 182528bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley SourceLocation TryLoc; 182628bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley Stmt *Children[2]; 182728bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley 182828bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley enum { TRY = 0, HANDLER = 1 }; 182928bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley 183028bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley SEHTryStmt(bool isCXXTry, // true if 'try' otherwise '__try' 183128bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley SourceLocation TryLoc, 183228bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley Stmt *TryBlock, 183328bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley Stmt *Handler); 183428bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley 18357110fd6c32306b3feb97b9edb8064b1b68a54e6bJohn McCall friend class ASTReader; 18367110fd6c32306b3feb97b9edb8064b1b68a54e6bJohn McCall friend class ASTStmtReader; 18377110fd6c32306b3feb97b9edb8064b1b68a54e6bJohn McCall explicit SEHTryStmt(EmptyShell E) : Stmt(SEHTryStmtClass, E) { } 18387110fd6c32306b3feb97b9edb8064b1b68a54e6bJohn McCall 183928bbe4b8acc338476fe0825769b41fb32b423c72John Wiegleypublic: 184028bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley static SEHTryStmt* Create(ASTContext &C, 184128bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley bool isCXXTry, 184228bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley SourceLocation TryLoc, 184328bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley Stmt *TryBlock, 184428bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley Stmt *Handler); 184528bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley 184665d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocStart() const LLVM_READONLY { return getTryLoc(); } 184765d78312ce026092cb6e7b1d4d06f05e18d02aa0Erik Verbruggen SourceLocation getLocEnd() const LLVM_READONLY { return getEndLoc(); } 184828bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley 184928bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley SourceLocation getTryLoc() const { return TryLoc; } 185028bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley SourceLocation getEndLoc() const { return Children[HANDLER]->getLocEnd(); } 185128bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley 185228bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley bool getIsCXXTry() const { return IsCXXTry; } 1853ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 1854ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie CompoundStmt* getTryBlock() const { 1855cfa88f893915ceb8ae4ce2f17c46c24a4d67502fDmitri Gribenko return cast<CompoundStmt>(Children[TRY]); 1856ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie } 1857ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 185828bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley Stmt *getHandler() const { return Children[HANDLER]; } 185928bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley 186028bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley /// Returns 0 if not defined 186128bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley SEHExceptStmt *getExceptHandler() const; 186228bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley SEHFinallyStmt *getFinallyHandler() const; 186328bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley 186428bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley child_range children() { 186528bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley return child_range(Children,Children+2); 186628bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley } 186728bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley 186828bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley static bool classof(const Stmt *T) { 186928bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley return T->getStmtClass() == SEHTryStmtClass; 187028bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley } 187128bbe4b8acc338476fe0825769b41fb32b423c72John Wiegley}; 1872ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 18735f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} // end namespace clang 18745f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 18755f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#endif 1876