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-rw-r--r--clang/lib/AST/ASTContext.cpp14
-rw-r--r--clang/lib/AST/ItaniumMangle.cpp4
-rw-r--r--clang/lib/AST/MicrosoftMangle.cpp1
-rw-r--r--clang/lib/AST/NSAPI.cpp1
-rw-r--r--clang/lib/AST/StmtPrinter.cpp1
-rw-r--r--clang/lib/AST/Type.cpp2
-rw-r--r--clang/lib/AST/TypeLoc.cpp1
7 files changed, 22 insertions, 2 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.
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