CGValue.h revision 85c59edda02df48fae8dc85049743319bc6e7e89
12eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar//===-- CGValue.h - LLVM CodeGen wrappers for llvm::Value* ------*- C++ -*-===// 22eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar// 32eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar// The LLVM Compiler Infrastructure 42eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar// 52eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar// This file is distributed under the University of Illinois Open Source 62eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar// License. See LICENSE.TXT for details. 72eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar// 82eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar//===----------------------------------------------------------------------===// 92eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar// 102eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar// These classes implement wrappers around llvm::Value in order to 112eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar// fully represent the range of values for C L- and R- values. 122eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar// 132eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar//===----------------------------------------------------------------------===// 142eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar 152eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar#ifndef CLANG_CODEGEN_CGVALUE_H 162eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar#define CLANG_CODEGEN_CGVALUE_H 172eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar 182eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar#include "clang/AST/Type.h" 192eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar 202eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbarnamespace clang { 2185c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar class ObjCPropertyRefExpr; 2285c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar 232eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbarnamespace CodeGen { 242eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar 252eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar/// RValue - This trivial value class is used to represent the result of an 262eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar/// expression that is evaluated. It can be one of three things: either a 272eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar/// simple LLVM SSA value, a pair of SSA values for complex numbers, or the 282eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar/// address of an aggregate value in memory. 292eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbarclass RValue { 302eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar llvm::Value *V1, *V2; 312eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar // TODO: Encode this into the low bit of pointer for more efficient 322eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar // return-by-value. 332eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar enum { Scalar, Complex, Aggregate } Flavor; 342eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar 352eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar // FIXME: Aggregate rvalues need to retain information about whether they are 362eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar // volatile or not. 372eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbarpublic: 382eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar 392eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar bool isScalar() const { return Flavor == Scalar; } 402eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar bool isComplex() const { return Flavor == Complex; } 412eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar bool isAggregate() const { return Flavor == Aggregate; } 422eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar 432eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar /// getScalar() - Return the Value* of this scalar value. 442eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar llvm::Value *getScalarVal() const { 452eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar assert(isScalar() && "Not a scalar!"); 462eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar return V1; 472eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar } 482eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar 492eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar /// getComplexVal - Return the real/imag components of this complex value. 502eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar /// 512eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar std::pair<llvm::Value *, llvm::Value *> getComplexVal() const { 522eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar return std::pair<llvm::Value *, llvm::Value *>(V1, V2); 532eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar } 542eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar 552eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar /// getAggregateAddr() - Return the Value* of the address of the aggregate. 562eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar llvm::Value *getAggregateAddr() const { 572eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar assert(isAggregate() && "Not an aggregate!"); 582eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar return V1; 592eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar } 602eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar 612eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar static RValue get(llvm::Value *V) { 622eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar RValue ER; 632eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar ER.V1 = V; 642eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar ER.Flavor = Scalar; 652eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar return ER; 662eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar } 672eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar static RValue getComplex(llvm::Value *V1, llvm::Value *V2) { 682eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar RValue ER; 692eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar ER.V1 = V1; 702eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar ER.V2 = V2; 712eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar ER.Flavor = Complex; 722eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar return ER; 732eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar } 742eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar static RValue getComplex(const std::pair<llvm::Value *, llvm::Value *> &C) { 752eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar RValue ER; 762eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar ER.V1 = C.first; 772eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar ER.V2 = C.second; 782eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar ER.Flavor = Complex; 792eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar return ER; 802eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar } 812eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar static RValue getAggregate(llvm::Value *V) { 822eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar RValue ER; 832eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar ER.V1 = V; 842eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar ER.Flavor = Aggregate; 852eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar return ER; 862eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar } 872eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar}; 882eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar 892eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar 902eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar/// LValue - This represents an lvalue references. Because C/C++ allow 912eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar/// bitfields, this is not a simple LLVM pointer, it may be a pointer plus a 922eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar/// bitrange. 932eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbarclass LValue { 942eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar // FIXME: alignment? 952eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar 962eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar enum { 972eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar Simple, // This is a normal l-value, use getAddress(). 982eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar VectorElt, // This is a vector element l-value (V[i]), use getVector* 992eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar BitField, // This is a bitfield l-value, use getBitfield*. 10085c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar ExtVectorElt, // This is an extended vector subset, use getExtVectorComp 10185c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar PropertyRef // This is an Objective-C property reference, use 10285c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar // getPropertyRefExpr 1032eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar } LVType; 1042eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar 1052eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar llvm::Value *V; 1062eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar 1072eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar union { 1082eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar // Index into a vector subscript: V[i] 1092eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar llvm::Value *VectorIdx; 1102eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar 1112eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar // ExtVector element subset: V.xyx 1122eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar llvm::Constant *VectorElts; 1132eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar 1142eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar // BitField start bit and size 1152eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar struct { 1162eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar unsigned short StartBit; 1172eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar unsigned short Size; 1182eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar bool IsSigned; 1192eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar } BitfieldData; 12085c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar 12185c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar // Obj-C property reference expression 12285c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar const ObjCPropertyRefExpr *PropertyRefExpr; 1232eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar }; 1242eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar 1252eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar bool Volatile:1; 1262eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar // FIXME: set but never used, what effect should it have? 1272eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar bool Restrict:1; 1282eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar 1292eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbarprivate: 1302eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar static void SetQualifiers(unsigned Qualifiers, LValue& R) { 1312eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar R.Volatile = (Qualifiers&QualType::Volatile)!=0; 1322eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar R.Restrict = (Qualifiers&QualType::Restrict)!=0; 1332eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar } 1342eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar 1352eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbarpublic: 1362eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar bool isSimple() const { return LVType == Simple; } 1372eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar bool isVectorElt() const { return LVType == VectorElt; } 1382eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar bool isBitfield() const { return LVType == BitField; } 1392eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar bool isExtVectorElt() const { return LVType == ExtVectorElt; } 14085c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar bool isPropertyRef() const { return LVType == PropertyRef; } 14185c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar 1422eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar bool isVolatileQualified() const { return Volatile; } 1432eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar bool isRestrictQualified() const { return Restrict; } 1442eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar 1452eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar // simple lvalue 1462eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar llvm::Value *getAddress() const { assert(isSimple()); return V; } 1472eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar // vector elt lvalue 1482eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar llvm::Value *getVectorAddr() const { assert(isVectorElt()); return V; } 1492eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar llvm::Value *getVectorIdx() const { assert(isVectorElt()); return VectorIdx; } 1502eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar // extended vector elements. 1512eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar llvm::Value *getExtVectorAddr() const { assert(isExtVectorElt()); return V; } 1522eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar llvm::Constant *getExtVectorElts() const { 1532eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar assert(isExtVectorElt()); 1542eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar return VectorElts; 1552eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar } 1562eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar // bitfield lvalue 1572eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar llvm::Value *getBitfieldAddr() const { assert(isBitfield()); return V; } 1582eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar unsigned short getBitfieldStartBit() const { 1592eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar assert(isBitfield()); 1602eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar return BitfieldData.StartBit; 1612eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar } 1622eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar unsigned short getBitfieldSize() const { 1632eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar assert(isBitfield()); 1642eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar return BitfieldData.Size; 1652eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar } 1662eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar bool isBitfieldSigned() const { 1672eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar assert(isBitfield()); 1682eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar return BitfieldData.IsSigned; 1692eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar } 17085c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar // property ref lvalue 17185c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar const ObjCPropertyRefExpr *getPropertyRefExpr() const { 17285c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar assert(isPropertyRef()); 17385c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar return PropertyRefExpr; 17485c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar } 1752eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar 1762eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar static LValue MakeAddr(llvm::Value *V, unsigned Qualifiers) { 1772eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar LValue R; 1782eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar R.LVType = Simple; 1792eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar R.V = V; 1802eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar SetQualifiers(Qualifiers,R); 1812eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar return R; 1822eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar } 1832eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar 1842eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar static LValue MakeVectorElt(llvm::Value *Vec, llvm::Value *Idx, 1852eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar unsigned Qualifiers) { 1862eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar LValue R; 1872eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar R.LVType = VectorElt; 1882eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar R.V = Vec; 1892eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar R.VectorIdx = Idx; 1902eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar SetQualifiers(Qualifiers,R); 1912eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar return R; 1922eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar } 1932eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar 1942eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar static LValue MakeExtVectorElt(llvm::Value *Vec, llvm::Constant *Elts, 1952eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar unsigned Qualifiers) { 1962eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar LValue R; 1972eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar R.LVType = ExtVectorElt; 1982eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar R.V = Vec; 1992eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar R.VectorElts = Elts; 2002eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar SetQualifiers(Qualifiers,R); 2012eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar return R; 2022eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar } 2032eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar 2042eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar static LValue MakeBitfield(llvm::Value *V, unsigned short StartBit, 2052eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar unsigned short Size, bool IsSigned, 2062eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar unsigned Qualifiers) { 2072eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar LValue R; 2082eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar R.LVType = BitField; 2092eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar R.V = V; 2102eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar R.BitfieldData.StartBit = StartBit; 2112eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar R.BitfieldData.Size = Size; 2122eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar R.BitfieldData.IsSigned = IsSigned; 2132eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar SetQualifiers(Qualifiers,R); 2142eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar return R; 2152eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar } 21685c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar 21785c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar static LValue MakePropertyRef(const ObjCPropertyRefExpr *E, 21885c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar unsigned Qualifiers) { 21985c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar LValue R; 22085c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar R.LVType = PropertyRef; 22185c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar R.PropertyRefExpr = E; 22285c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar SetQualifiers(Qualifiers,R); 22385c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar return R; 22485c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar } 2252eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar}; 2262eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar 2272eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar} // end namespace CodeGen 2282eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar} // end namespace clang 2292eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar 2302eecaab0fa5f569c3de82a7f04c5dc39298f472dDaniel Dunbar#endif 231