diff options
Diffstat (limited to 'clang/lib')
26 files changed, 76 insertions, 7 deletions
diff --git a/clang/lib/AST/ASTContext.cpp b/clang/lib/AST/ASTContext.cpp index fbc8874e93e..4d26748b077 100644 --- a/clang/lib/AST/ASTContext.cpp +++ b/clang/lib/AST/ASTContext.cpp @@ -57,7 +57,7 @@ unsigned ASTContext::NumImplicitDestructors; unsigned ASTContext::NumImplicitDestructorsDeclared; enum FloatingRank { - HalfRank, FloatRank, DoubleRank, LongDoubleRank, Float128Rank + Float16Rank, HalfRank, FloatRank, DoubleRank, LongDoubleRank, Float128Rank }; RawComment *ASTContext::getRawCommentForDeclNoCache(const Decl *D) const { @@ -1093,6 +1093,9 @@ void ASTContext::InitBuiltinTypes(const TargetInfo &Target, // GNU extension, __float128 for IEEE quadruple precision InitBuiltinType(Float128Ty, BuiltinType::Float128); + // C11 extension ISO/IEC TS 18661-3 + InitBuiltinType(Float16Ty, BuiltinType::Float16); + // GNU extension, 128-bit integers. InitBuiltinType(Int128Ty, BuiltinType::Int128); InitBuiltinType(UnsignedInt128Ty, BuiltinType::UInt128); @@ -1420,7 +1423,9 @@ const llvm::fltSemantics &ASTContext::getFloatTypeSemantics(QualType T) const { assert(BT && "Not a floating point type!"); switch (BT->getKind()) { default: llvm_unreachable("Not a floating point type!"); - case BuiltinType::Half: return Target->getHalfFormat(); + case BuiltinType::Float16: + case BuiltinType::Half: + return Target->getHalfFormat(); case BuiltinType::Float: return Target->getFloatFormat(); case BuiltinType::Double: return Target->getDoubleFormat(); case BuiltinType::LongDouble: return Target->getLongDoubleFormat(); @@ -1748,6 +1753,7 @@ TypeInfo ASTContext::getTypeInfoImpl(const Type *T) const { Width = 128; Align = 128; // int128_t is 128-bit aligned on all targets. break; + case BuiltinType::Float16: case BuiltinType::Half: Width = Target->getHalfWidth(); Align = Target->getHalfAlign(); @@ -5047,6 +5053,7 @@ static FloatingRank getFloatingRank(QualType T) { assert(T->getAs<BuiltinType>() && "getFloatingRank(): not a floating type"); switch (T->getAs<BuiltinType>()->getKind()) { default: llvm_unreachable("getFloatingRank(): not a floating type"); + case BuiltinType::Float16: return Float16Rank; case BuiltinType::Half: return HalfRank; case BuiltinType::Float: return FloatRank; case BuiltinType::Double: return DoubleRank; @@ -5064,6 +5071,7 @@ QualType ASTContext::getFloatingTypeOfSizeWithinDomain(QualType Size, FloatingRank EltRank = getFloatingRank(Size); if (Domain->isComplexType()) { switch (EltRank) { + case Float16Rank: case HalfRank: llvm_unreachable("Complex half is not supported"); case FloatRank: return FloatComplexTy; case DoubleRank: return DoubleComplexTy; @@ -5074,6 +5082,7 @@ QualType ASTContext::getFloatingTypeOfSizeWithinDomain(QualType Size, assert(Domain->isRealFloatingType() && "Unknown domain!"); switch (EltRank) { + case Float16Rank: return HalfTy; case HalfRank: return HalfTy; case FloatRank: return FloatTy; case DoubleRank: return DoubleTy; @@ -5931,6 +5940,7 @@ static char getObjCEncodingForPrimitiveKind(const ASTContext *C, case BuiltinType::LongDouble: return 'D'; case BuiltinType::NullPtr: return '*'; // like char* + case BuiltinType::Float16: case BuiltinType::Float128: case BuiltinType::Half: // FIXME: potentially need @encodes for these! diff --git a/clang/lib/AST/ItaniumMangle.cpp b/clang/lib/AST/ItaniumMangle.cpp index 1c90419ca97..95be23f26f1 100644 --- a/clang/lib/AST/ItaniumMangle.cpp +++ b/clang/lib/AST/ItaniumMangle.cpp @@ -2445,6 +2445,7 @@ void CXXNameMangler::mangleType(const BuiltinType *T) { // UNSUPPORTED: ::= De # IEEE 754r decimal floating point (128 bits) // UNSUPPORTED: ::= Df # IEEE 754r decimal floating point (32 bits) // ::= Dh # IEEE 754r half-precision floating point (16 bits) + // ::= DF <number> _ # ISO/IEC TS 18661 binary floating point type _FloatN (N bits); // ::= Di # char32_t // ::= Ds # char16_t // ::= Dn # std::nullptr_t (i.e., decltype(nullptr)) @@ -2507,6 +2508,9 @@ void CXXNameMangler::mangleType(const BuiltinType *T) { case BuiltinType::Int128: Out << 'n'; break; + case BuiltinType::Float16: + Out << "DF16_"; + break; case BuiltinType::Half: Out << "Dh"; break; diff --git a/clang/lib/AST/MicrosoftMangle.cpp b/clang/lib/AST/MicrosoftMangle.cpp index 5afaeef1eec..685dc62296f 100644 --- a/clang/lib/AST/MicrosoftMangle.cpp +++ b/clang/lib/AST/MicrosoftMangle.cpp @@ -1866,6 +1866,7 @@ void MicrosoftCXXNameMangler::mangleType(const BuiltinType *T, Qualifiers, Out << "$$T"; break; + case BuiltinType::Float16: case BuiltinType::Float128: case BuiltinType::Half: { DiagnosticsEngine &Diags = Context.getDiags(); diff --git a/clang/lib/AST/NSAPI.cpp b/clang/lib/AST/NSAPI.cpp index e7c8c16b014..8adaef1fb64 100644 --- a/clang/lib/AST/NSAPI.cpp +++ b/clang/lib/AST/NSAPI.cpp @@ -441,6 +441,7 @@ NSAPI::getNSNumberFactoryMethodKind(QualType T) const { case BuiltinType::Int128: case BuiltinType::LongDouble: case BuiltinType::UInt128: + case BuiltinType::Float16: case BuiltinType::Float128: case BuiltinType::NullPtr: case BuiltinType::ObjCClass: diff --git a/clang/lib/AST/StmtPrinter.cpp b/clang/lib/AST/StmtPrinter.cpp index 950d0e29979..9cbd1ef7602 100644 --- a/clang/lib/AST/StmtPrinter.cpp +++ b/clang/lib/AST/StmtPrinter.cpp @@ -1500,6 +1500,7 @@ static void PrintFloatingLiteral(raw_ostream &OS, FloatingLiteral *Node, default: llvm_unreachable("Unexpected type for float literal!"); case BuiltinType::Half: break; // FIXME: suffix? case BuiltinType::Double: break; // no suffix. + case BuiltinType::Float16: OS << "F16"; break; case BuiltinType::Float: OS << 'F'; break; case BuiltinType::LongDouble: OS << 'L'; break; case BuiltinType::Float128: OS << 'Q'; break; diff --git a/clang/lib/AST/Type.cpp b/clang/lib/AST/Type.cpp index 93510b244f1..8533cf24c3e 100644 --- a/clang/lib/AST/Type.cpp +++ b/clang/lib/AST/Type.cpp @@ -2564,6 +2564,8 @@ StringRef BuiltinType::getName(const PrintingPolicy &Policy) const { return "double"; case LongDouble: return "long double"; + case Float16: + return "_Float16"; case Float128: return "__float128"; case WChar_S: diff --git a/clang/lib/AST/TypeLoc.cpp b/clang/lib/AST/TypeLoc.cpp index c9a26865572..9ff437b4cc6 100644 --- a/clang/lib/AST/TypeLoc.cpp +++ b/clang/lib/AST/TypeLoc.cpp @@ -319,6 +319,7 @@ TypeSpecifierType BuiltinTypeLoc::getWrittenTypeSpec() const { case BuiltinType::Float: case BuiltinType::Double: case BuiltinType::LongDouble: + case BuiltinType::Float16: case BuiltinType::Float128: llvm_unreachable("Builtin type needs extra local data!"); // Fall through, if the impossible happens. diff --git a/clang/lib/Analysis/PrintfFormatString.cpp b/clang/lib/Analysis/PrintfFormatString.cpp index 50a3aa20bd1..26636376d1e 100644 --- a/clang/lib/Analysis/PrintfFormatString.cpp +++ b/clang/lib/Analysis/PrintfFormatString.cpp @@ -654,6 +654,7 @@ bool PrintfSpecifier::fixType(QualType QT, const LangOptions &LangOpt, case BuiltinType::UInt128: case BuiltinType::Int128: case BuiltinType::Half: + case BuiltinType::Float16: case BuiltinType::Float128: // Various types which are non-trivial to correct. return false; diff --git a/clang/lib/CodeGen/CGDebugInfo.cpp b/clang/lib/CodeGen/CGDebugInfo.cpp index 008f27c7a8f..befb704f39e 100644 --- a/clang/lib/CodeGen/CGDebugInfo.cpp +++ b/clang/lib/CodeGen/CGDebugInfo.cpp @@ -667,6 +667,7 @@ llvm::DIType *CGDebugInfo::CreateType(const BuiltinType *BT) { case BuiltinType::Half: case BuiltinType::Float: case BuiltinType::LongDouble: + case BuiltinType::Float16: case BuiltinType::Float128: case BuiltinType::Double: // FIXME: For targets where long double and __float128 have the same size, diff --git a/clang/lib/CodeGen/CGExprScalar.cpp b/clang/lib/CodeGen/CGExprScalar.cpp index 46a01a3bb8b..1c95ba382dc 100644 --- a/clang/lib/CodeGen/CGExprScalar.cpp +++ b/clang/lib/CodeGen/CGExprScalar.cpp @@ -1785,7 +1785,7 @@ Value *ScalarExprEmitter::VisitCastExpr(CastExpr *CE) { } case CK_IntToOCLSampler: - return CGF.CGM.createOpenCLIntToSamplerConversion(E, CGF);
+ return CGF.CGM.createOpenCLIntToSamplerConversion(E, CGF); } // end of switch diff --git a/clang/lib/CodeGen/CodeGenTypes.cpp b/clang/lib/CodeGen/CodeGenTypes.cpp index adc3b9b4c83..80f2a31ac00 100644 --- a/clang/lib/CodeGen/CodeGenTypes.cpp +++ b/clang/lib/CodeGen/CodeGenTypes.cpp @@ -443,6 +443,12 @@ llvm::Type *CodeGenTypes::ConvertType(QualType T) { static_cast<unsigned>(Context.getTypeSize(T))); break; + case BuiltinType::Float16: + ResultType = + getTypeForFormat(getLLVMContext(), Context.getFloatTypeSemantics(T), + /* UseNativeHalf = */ true); + break; + case BuiltinType::Half: // Half FP can either be storage-only (lowered to i16) or native. ResultType = diff --git a/clang/lib/CodeGen/ItaniumCXXABI.cpp b/clang/lib/CodeGen/ItaniumCXXABI.cpp index e07dbdd3abd..6e55a674183 100644 --- a/clang/lib/CodeGen/ItaniumCXXABI.cpp +++ b/clang/lib/CodeGen/ItaniumCXXABI.cpp @@ -2665,6 +2665,7 @@ static bool TypeInfoIsInStandardLibrary(const BuiltinType *Ty) { case BuiltinType::Float: case BuiltinType::Double: case BuiltinType::LongDouble: + case BuiltinType::Float16: case BuiltinType::Float128: case BuiltinType::Char16: case BuiltinType::Char32: diff --git a/clang/lib/Format/FormatToken.cpp b/clang/lib/Format/FormatToken.cpp index ba5bf03a634..d1f16eb1c3c 100644 --- a/clang/lib/Format/FormatToken.cpp +++ b/clang/lib/Format/FormatToken.cpp @@ -52,6 +52,7 @@ bool FormatToken::isSimpleTypeSpecifier() const { case tok::kw_half: case tok::kw_float: case tok::kw_double: + case tok::kw__Float16: case tok::kw___float128: case tok::kw_wchar_t: case tok::kw_bool: diff --git a/clang/lib/Index/USRGeneration.cpp b/clang/lib/Index/USRGeneration.cpp index c4fe737e511..7afbb8bc365 100644 --- a/clang/lib/Index/USRGeneration.cpp +++ b/clang/lib/Index/USRGeneration.cpp @@ -680,6 +680,7 @@ void USRGenerator::VisitType(QualType T) { c = 'K'; break; case BuiltinType::Int128: c = 'J'; break; + case BuiltinType::Float16: case BuiltinType::Half: c = 'h'; break; case BuiltinType::Float: diff --git a/clang/lib/Lex/LiteralSupport.cpp b/clang/lib/Lex/LiteralSupport.cpp index f1738483f0a..5f6e5efa232 100644 --- a/clang/lib/Lex/LiteralSupport.cpp +++ b/clang/lib/Lex/LiteralSupport.cpp @@ -544,6 +544,7 @@ NumericLiteralParser::NumericLiteralParser(StringRef TokSpelling, isHalf = false; isFloat = false; isImaginary = false; + isFloat16 = false; isFloat128 = false; MicrosoftInteger = 0; hadError = false; @@ -588,6 +589,13 @@ NumericLiteralParser::NumericLiteralParser(StringRef TokSpelling, if (!isFPConstant) break; // Error for integer constant. if (isHalf || isFloat || isLong || isFloat128) break; // HF, FF, LF, QF invalid. + + if (s + 2 < ThisTokEnd && s[1] == '1' && s[2] == '6') { + s += 2; // success, eat up 2 characters. + isFloat16 = true; + continue; + } + isFloat = true; continue; // Success. case 'q': // FP Suffix for "__float128" @@ -681,6 +689,7 @@ NumericLiteralParser::NumericLiteralParser(StringRef TokSpelling, isUnsigned = false; isLongLong = false; isFloat = false; + isFloat16 = false; isHalf = false; isImaginary = false; MicrosoftInteger = 0; diff --git a/clang/lib/Parse/ParseDecl.cpp b/clang/lib/Parse/ParseDecl.cpp index b20b0db7d30..9ec78558d1a 100644 --- a/clang/lib/Parse/ParseDecl.cpp +++ b/clang/lib/Parse/ParseDecl.cpp @@ -3510,6 +3510,10 @@ void Parser::ParseDeclarationSpecifiers(DeclSpec &DS, isInvalid = DS.SetTypeSpecType(DeclSpec::TST_double, Loc, PrevSpec, DiagID, Policy); break; + case tok::kw__Float16: + isInvalid = DS.SetTypeSpecType(DeclSpec::TST_float16, Loc, PrevSpec, + DiagID, Policy); + break; case tok::kw___float128: isInvalid = DS.SetTypeSpecType(DeclSpec::TST_float128, Loc, PrevSpec, DiagID, Policy); @@ -4513,6 +4517,7 @@ bool Parser::isKnownToBeTypeSpecifier(const Token &Tok) const { case tok::kw_half: case tok::kw_float: case tok::kw_double: + case tok::kw__Float16: case tok::kw___float128: case tok::kw_bool: case tok::kw__Bool: @@ -4588,6 +4593,7 @@ bool Parser::isTypeSpecifierQualifier() { case tok::kw_half: case tok::kw_float: case tok::kw_double: + case tok::kw__Float16: case tok::kw___float128: case tok::kw_bool: case tok::kw__Bool: @@ -4744,6 +4750,7 @@ bool Parser::isDeclarationSpecifier(bool DisambiguatingWithExpression) { case tok::kw_half: case tok::kw_float: case tok::kw_double: + case tok::kw__Float16: case tok::kw___float128: case tok::kw_bool: case tok::kw__Bool: diff --git a/clang/lib/Parse/ParseExpr.cpp b/clang/lib/Parse/ParseExpr.cpp index b56231bb076..60985633409 100644 --- a/clang/lib/Parse/ParseExpr.cpp +++ b/clang/lib/Parse/ParseExpr.cpp @@ -1229,6 +1229,7 @@ ExprResult Parser::ParseCastExpression(bool isUnaryExpression, case tok::kw_half: case tok::kw_float: case tok::kw_double: + case tok::kw__Float16: case tok::kw___float128: case tok::kw_void: case tok::kw_typename: diff --git a/clang/lib/Parse/ParseExprCXX.cpp b/clang/lib/Parse/ParseExprCXX.cpp index 6ef747f402c..cfe03d7c4d1 100644 --- a/clang/lib/Parse/ParseExprCXX.cpp +++ b/clang/lib/Parse/ParseExprCXX.cpp @@ -1928,6 +1928,9 @@ void Parser::ParseCXXSimpleTypeSpecifier(DeclSpec &DS) { case tok::kw_double: DS.SetTypeSpecType(DeclSpec::TST_double, Loc, PrevSpec, DiagID, Policy); break; + case tok::kw__Float16: + DS.SetTypeSpecType(DeclSpec::TST_float16, Loc, PrevSpec, DiagID, Policy); + break; case tok::kw___float128: DS.SetTypeSpecType(DeclSpec::TST_float128, Loc, PrevSpec, DiagID, Policy); break; diff --git a/clang/lib/Parse/ParseTentative.cpp b/clang/lib/Parse/ParseTentative.cpp index d6684c39aa7..48393d9c004 100644 --- a/clang/lib/Parse/ParseTentative.cpp +++ b/clang/lib/Parse/ParseTentative.cpp @@ -1026,6 +1026,7 @@ Parser::isExpressionOrTypeSpecifierSimple(tok::TokenKind Kind) { case tok::kw_char: case tok::kw_const: case tok::kw_double: + case tok::kw__Float16: case tok::kw___float128: case tok::kw_enum: case tok::kw_half: @@ -1510,6 +1511,7 @@ Parser::isCXXDeclarationSpecifier(Parser::TPResult BracedCastResult, case tok::kw_half: case tok::kw_float: case tok::kw_double: + case tok::kw__Float16: case tok::kw___float128: case tok::kw_void: case tok::annot_decltype: @@ -1600,6 +1602,7 @@ bool Parser::isCXXDeclarationSpecifierAType() { case tok::kw_half: case tok::kw_float: case tok::kw_double: + case tok::kw__Float16: case tok::kw___float128: case tok::kw_void: case tok::kw___unknown_anytype: diff --git a/clang/lib/Sema/DeclSpec.cpp b/clang/lib/Sema/DeclSpec.cpp index e4e84fcec95..bce493989d2 100644 --- a/clang/lib/Sema/DeclSpec.cpp +++ b/clang/lib/Sema/DeclSpec.cpp @@ -336,6 +336,7 @@ bool Declarator::isDeclarationOfFunction() const { case TST_decimal32: case TST_decimal64: case TST_double: + case TST_Float16: case TST_float128: case TST_enum: case TST_error: @@ -505,6 +506,7 @@ const char *DeclSpec::getSpecifierName(DeclSpec::TST T, case DeclSpec::TST_half: return "half"; case DeclSpec::TST_float: return "float"; case DeclSpec::TST_double: return "double"; + case DeclSpec::TST_float16: return "_Float16"; case DeclSpec::TST_float128: return "__float128"; case DeclSpec::TST_bool: return Policy.Bool ? "bool" : "_Bool"; case DeclSpec::TST_decimal32: return "_Decimal32"; diff --git a/clang/lib/Sema/SemaDecl.cpp b/clang/lib/Sema/SemaDecl.cpp index 36317c0e7df..d551f63b5fb 100644 --- a/clang/lib/Sema/SemaDecl.cpp +++ b/clang/lib/Sema/SemaDecl.cpp @@ -132,6 +132,7 @@ bool Sema::isSimpleTypeSpecifier(tok::TokenKind Kind) const { case tok::kw_half: case tok::kw_float: case tok::kw_double: + case tok::kw__Float16: case tok::kw___float128: case tok::kw_wchar_t: case tok::kw_bool: diff --git a/clang/lib/Sema/SemaExpr.cpp b/clang/lib/Sema/SemaExpr.cpp index 1a644c88296..44b05e16580 100644 --- a/clang/lib/Sema/SemaExpr.cpp +++ b/clang/lib/Sema/SemaExpr.cpp @@ -714,8 +714,10 @@ ExprResult Sema::DefaultArgumentPromotion(Expr *E) { return ExprError(); E = Res.get(); - // If this is a 'float' or '__fp16' (CVR qualified or typedef) promote to - // double. + // If this is a 'float' or '__fp16' (CVR qualified or typedef) + // promote to double. + // Note that default argument promotion applies only to float (and + // half/fp16); it does not apply to _Float16. const BuiltinType *BTy = Ty->getAs<BuiltinType>(); if (BTy && (BTy->getKind() == BuiltinType::Half || BTy->getKind() == BuiltinType::Float)) { @@ -3321,6 +3323,8 @@ ExprResult Sema::ActOnNumericConstant(const Token &Tok, Scope *UDLScope) { Ty = Context.FloatTy; else if (Literal.isLong) Ty = Context.LongDoubleTy; + else if (Literal.isFloat16) + Ty = Context.Float16Ty; else if (Literal.isFloat128) Ty = Context.Float128Ty; else diff --git a/clang/lib/Sema/SemaTemplateVariadic.cpp b/clang/lib/Sema/SemaTemplateVariadic.cpp index 14b8981f799..d81837dad50 100644 --- a/clang/lib/Sema/SemaTemplateVariadic.cpp +++ b/clang/lib/Sema/SemaTemplateVariadic.cpp @@ -819,6 +819,7 @@ bool Sema::containsUnexpandedParameterPacks(Declarator &D) { case TST_half: case TST_float: case TST_double: + case TST_Float16: case TST_float128: case TST_bool: case TST_decimal32: diff --git a/clang/lib/Sema/SemaType.cpp b/clang/lib/Sema/SemaType.cpp index 598a11300b8..c4d7bb1f36a 100644 --- a/clang/lib/Sema/SemaType.cpp +++ b/clang/lib/Sema/SemaType.cpp @@ -1392,8 +1392,9 @@ static QualType ConvertDeclSpecToType(TypeProcessingState &state) { else Result = Context.Int128Ty; break; - case DeclSpec::TST_half: Result = Context.HalfTy; break; - case DeclSpec::TST_float: Result = Context.FloatTy; break; + case DeclSpec::TST_float16: Result = Context.Float16Ty; break; + case DeclSpec::TST_half: Result = Context.HalfTy; break; + case DeclSpec::TST_float: Result = Context.FloatTy; break; case DeclSpec::TST_double: if (DS.getTypeSpecWidth() == DeclSpec::TSW_long) Result = Context.LongDoubleTy; diff --git a/clang/lib/Serialization/ASTCommon.cpp b/clang/lib/Serialization/ASTCommon.cpp index 684ec243035..9c6f03cd0bb 100644 --- a/clang/lib/Serialization/ASTCommon.cpp +++ b/clang/lib/Serialization/ASTCommon.cpp @@ -91,6 +91,9 @@ serialization::TypeIdxFromBuiltin(const BuiltinType *BT) { case BuiltinType::LongDouble: ID = PREDEF_TYPE_LONGDOUBLE_ID; break; + case BuiltinType::Float16: + ID = PREDEF_TYPE_FLOAT16_ID; + break; case BuiltinType::Float128: ID = PREDEF_TYPE_FLOAT128_ID; break; diff --git a/clang/lib/Serialization/ASTReader.cpp b/clang/lib/Serialization/ASTReader.cpp index 3221d78d167..3dba2997905 100644 --- a/clang/lib/Serialization/ASTReader.cpp +++ b/clang/lib/Serialization/ASTReader.cpp @@ -6683,6 +6683,9 @@ QualType ASTReader::GetType(TypeID ID) { case PREDEF_TYPE_LONGDOUBLE_ID: T = Context.LongDoubleTy; break; + case PREDEF_TYPE_FLOAT16_ID: + T = Context.Float16Ty; + break; case PREDEF_TYPE_FLOAT128_ID: T = Context.Float128Ty; break; |
