ASTCommon.cpp revision 3f59c975aa5d047f7edd1b900b5e885c38af0ef7
15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)//===--- ASTCommon.cpp - Common stuff for ASTReader/ASTWriter----*- C++ -*-===// 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// The LLVM Compiler Infrastructure 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This file is distributed under the University of Illinois Open Source 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// License. See LICENSE.TXT for details. 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)//===----------------------------------------------------------------------===// 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This file defines common functions that both ASTReader and ASTWriter use. 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)//===----------------------------------------------------------------------===// 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ASTCommon.h" 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "clang/Serialization/ASTDeserializationListener.h" 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "clang/Basic/IdentifierTable.h" 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "llvm/ADT/StringExtras.h" 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using namespace clang; 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Give ASTDeserializationListener's VTable a home. 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)ASTDeserializationListener::~ASTDeserializationListener() { } 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)serialization::TypeIdx 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)serialization::TypeIdxFromBuiltin(const BuiltinType *BT) { 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) unsigned ID = 0; 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) switch (BT->getKind()) { 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::Void: ID = PREDEF_TYPE_VOID_ID; break; 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::Bool: ID = PREDEF_TYPE_BOOL_ID; break; 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::Char_U: ID = PREDEF_TYPE_CHAR_U_ID; break; 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::UChar: ID = PREDEF_TYPE_UCHAR_ID; break; 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::UShort: ID = PREDEF_TYPE_USHORT_ID; break; 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::UInt: ID = PREDEF_TYPE_UINT_ID; break; 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::ULong: ID = PREDEF_TYPE_ULONG_ID; break; 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::ULongLong: ID = PREDEF_TYPE_ULONGLONG_ID; break; 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::UInt128: ID = PREDEF_TYPE_UINT128_ID; break; 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::Char_S: ID = PREDEF_TYPE_CHAR_S_ID; break; 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::SChar: ID = PREDEF_TYPE_SCHAR_ID; break; 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::WChar_S: 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::WChar_U: ID = PREDEF_TYPE_WCHAR_ID; break; 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::Short: ID = PREDEF_TYPE_SHORT_ID; break; 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::Int: ID = PREDEF_TYPE_INT_ID; break; 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::Long: ID = PREDEF_TYPE_LONG_ID; break; 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::LongLong: ID = PREDEF_TYPE_LONGLONG_ID; break; 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::Int128: ID = PREDEF_TYPE_INT128_ID; break; 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::Float: ID = PREDEF_TYPE_FLOAT_ID; break; 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::Double: ID = PREDEF_TYPE_DOUBLE_ID; break; 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::LongDouble: ID = PREDEF_TYPE_LONGDOUBLE_ID; break; 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::NullPtr: ID = PREDEF_TYPE_NULLPTR_ID; break; 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::Char16: ID = PREDEF_TYPE_CHAR16_ID; break; 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::Char32: ID = PREDEF_TYPE_CHAR32_ID; break; 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::Overload: ID = PREDEF_TYPE_OVERLOAD_ID; break; 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::Dependent: ID = PREDEF_TYPE_DEPENDENT_ID; break; 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::ObjCId: ID = PREDEF_TYPE_OBJC_ID; break; 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::ObjCClass: ID = PREDEF_TYPE_OBJC_CLASS; break; 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::ObjCSel: ID = PREDEF_TYPE_OBJC_SEL; break; 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case BuiltinType::UndeducedAuto: 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) assert(0 && "Should not see undeduced auto here"); 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) break; 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return TypeIdx(ID); 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)unsigned serialization::ComputeHash(Selector Sel) { 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) unsigned N = Sel.getNumArgs(); 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (N == 0) 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ++N; 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) unsigned R = 5381; 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (unsigned I = 0; I != N; ++I) 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (IdentifierInfo *II = Sel.getIdentifierInfoForSlot(I)) 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) R = llvm::HashString(II->getName(), R); 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return R; 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)