diff options
Diffstat (limited to 'clang/lib/AST/ASTContext.cpp')
| -rw-r--r-- | clang/lib/AST/ASTContext.cpp | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/clang/lib/AST/ASTContext.cpp b/clang/lib/AST/ASTContext.cpp index 08a2bb1357b..fa12364c52f 100644 --- a/clang/lib/AST/ASTContext.cpp +++ b/clang/lib/AST/ASTContext.cpp @@ -182,6 +182,20 @@ void ASTContext::InitBuiltinTypes() { // Type Sizing and Analysis //===----------------------------------------------------------------------===// +/// getFloatTypeSemantics - Return the APFloat 'semantics' for the specified +/// scalar floating point type. +const llvm::fltSemantics &ASTContext::getFloatTypeSemantics(QualType T) const { + const BuiltinType *BT = T->getAsBuiltinType(); + assert(BT && "Not a floating point type!"); + switch (BT->getKind()) { + default: assert(0 && "Not a floating point type!"); + case BuiltinType::Float: return Target.getFloatFormat(); + case BuiltinType::Double: return Target.getDoubleFormat(); + case BuiltinType::LongDouble: return Target.getLongDoubleFormat(); + } +} + + /// getTypeSize - Return the size of the specified type, in bits. This method /// does not work on incomplete types. std::pair<uint64_t, unsigned> |
