| Guy Benyei | 736104a | 2012-12-18 12:30:03 +0000 | [diff] [blame^] | 1 | //===--- ASTCommon.cpp - Common stuff for ASTReader/ASTWriter----*- C++ -*-===//
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| 2 | //
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| 3 | // The LLVM Compiler Infrastructure
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| 4 | //
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| 5 | // This file is distributed under the University of Illinois Open Source
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| 6 | // License. See LICENSE.TXT for details.
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| 7 | //
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| 8 | //===----------------------------------------------------------------------===//
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| 9 | //
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| 10 | // This file defines common functions that both ASTReader and ASTWriter use.
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| 11 | //
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| 12 | //===----------------------------------------------------------------------===//
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| 13 |
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| 14 | #include "ASTCommon.h"
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| 15 | #include "clang/Basic/IdentifierTable.h"
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| 16 | #include "clang/Serialization/ASTDeserializationListener.h"
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| 17 | #include "llvm/ADT/StringExtras.h"
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| 18 |
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| 19 | using namespace clang;
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| 20 |
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| 21 | // Give ASTDeserializationListener's VTable a home.
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| 22 | ASTDeserializationListener::~ASTDeserializationListener() { }
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| 23 |
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| 24 | serialization::TypeIdx
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| 25 | serialization::TypeIdxFromBuiltin(const BuiltinType *BT) {
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| 26 | unsigned ID = 0;
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| 27 | switch (BT->getKind()) {
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| 28 | case BuiltinType::Void: ID = PREDEF_TYPE_VOID_ID; break;
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| 29 | case BuiltinType::Bool: ID = PREDEF_TYPE_BOOL_ID; break;
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| 30 | case BuiltinType::Char_U: ID = PREDEF_TYPE_CHAR_U_ID; break;
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| 31 | case BuiltinType::UChar: ID = PREDEF_TYPE_UCHAR_ID; break;
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| 32 | case BuiltinType::UShort: ID = PREDEF_TYPE_USHORT_ID; break;
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| 33 | case BuiltinType::UInt: ID = PREDEF_TYPE_UINT_ID; break;
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| 34 | case BuiltinType::ULong: ID = PREDEF_TYPE_ULONG_ID; break;
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| 35 | case BuiltinType::ULongLong: ID = PREDEF_TYPE_ULONGLONG_ID; break;
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| 36 | case BuiltinType::UInt128: ID = PREDEF_TYPE_UINT128_ID; break;
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| 37 | case BuiltinType::Char_S: ID = PREDEF_TYPE_CHAR_S_ID; break;
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| 38 | case BuiltinType::SChar: ID = PREDEF_TYPE_SCHAR_ID; break;
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| 39 | case BuiltinType::WChar_S:
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| 40 | case BuiltinType::WChar_U: ID = PREDEF_TYPE_WCHAR_ID; break;
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| 41 | case BuiltinType::Short: ID = PREDEF_TYPE_SHORT_ID; break;
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| 42 | case BuiltinType::Int: ID = PREDEF_TYPE_INT_ID; break;
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| 43 | case BuiltinType::Long: ID = PREDEF_TYPE_LONG_ID; break;
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| 44 | case BuiltinType::LongLong: ID = PREDEF_TYPE_LONGLONG_ID; break;
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| 45 | case BuiltinType::Int128: ID = PREDEF_TYPE_INT128_ID; break;
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| 46 | case BuiltinType::Half: ID = PREDEF_TYPE_HALF_ID; break;
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| 47 | case BuiltinType::Float: ID = PREDEF_TYPE_FLOAT_ID; break;
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| 48 | case BuiltinType::Double: ID = PREDEF_TYPE_DOUBLE_ID; break;
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| 49 | case BuiltinType::LongDouble: ID = PREDEF_TYPE_LONGDOUBLE_ID; break;
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| 50 | case BuiltinType::NullPtr: ID = PREDEF_TYPE_NULLPTR_ID; break;
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| 51 | case BuiltinType::Char16: ID = PREDEF_TYPE_CHAR16_ID; break;
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| 52 | case BuiltinType::Char32: ID = PREDEF_TYPE_CHAR32_ID; break;
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| 53 | case BuiltinType::Overload: ID = PREDEF_TYPE_OVERLOAD_ID; break;
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| 54 | case BuiltinType::BoundMember:ID = PREDEF_TYPE_BOUND_MEMBER; break;
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| 55 | case BuiltinType::PseudoObject:ID = PREDEF_TYPE_PSEUDO_OBJECT;break;
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| 56 | case BuiltinType::Dependent: ID = PREDEF_TYPE_DEPENDENT_ID; break;
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| 57 | case BuiltinType::UnknownAny: ID = PREDEF_TYPE_UNKNOWN_ANY; break;
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| 58 | case BuiltinType::ARCUnbridgedCast:
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| 59 | ID = PREDEF_TYPE_ARC_UNBRIDGED_CAST; break;
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| 60 | case BuiltinType::ObjCId: ID = PREDEF_TYPE_OBJC_ID; break;
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| 61 | case BuiltinType::ObjCClass: ID = PREDEF_TYPE_OBJC_CLASS; break;
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| 62 | case BuiltinType::ObjCSel: ID = PREDEF_TYPE_OBJC_SEL; break;
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| 63 | case BuiltinType::OCLImage1d: ID = PREDEF_TYPE_IMAGE1D_ID; break;
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| 64 | case BuiltinType::OCLImage1dArray: ID = PREDEF_TYPE_IMAGE1D_ARR_ID; break;
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| 65 | case BuiltinType::OCLImage1dBuffer: ID = PREDEF_TYPE_IMAGE1D_BUFF_ID; break;
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| 66 | case BuiltinType::OCLImage2d: ID = PREDEF_TYPE_IMAGE2D_ID; break;
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| 67 | case BuiltinType::OCLImage2dArray: ID = PREDEF_TYPE_IMAGE2D_ARR_ID; break;
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| 68 | case BuiltinType::OCLImage3d: ID = PREDEF_TYPE_IMAGE3D_ID; break;
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| 69 | case BuiltinType::BuiltinFn:
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| 70 | ID = PREDEF_TYPE_BUILTIN_FN; break;
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| 71 |
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| 72 | }
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| 73 |
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| 74 | return TypeIdx(ID);
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| 75 | }
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| 76 |
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| 77 | unsigned serialization::ComputeHash(Selector Sel) {
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| 78 | unsigned N = Sel.getNumArgs();
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| 79 | if (N == 0)
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| 80 | ++N;
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| 81 | unsigned R = 5381;
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| 82 | for (unsigned I = 0; I != N; ++I)
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| 83 | if (IdentifierInfo *II = Sel.getIdentifierInfoForSlot(I))
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| 84 | R = llvm::HashString(II->getName(), R);
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| 85 | return R;
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| 86 | }
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