diff options
Diffstat (limited to 'llvm/include/llvm/Transforms/IPO/Attributor.h')
| -rw-r--r-- | llvm/include/llvm/Transforms/IPO/Attributor.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/llvm/include/llvm/Transforms/IPO/Attributor.h b/llvm/include/llvm/Transforms/IPO/Attributor.h index f2d9c3486c7..8084e38b240 100644 --- a/llvm/include/llvm/Transforms/IPO/Attributor.h +++ b/llvm/include/llvm/Transforms/IPO/Attributor.h @@ -642,6 +642,23 @@ Pass *createAttributorLegacyPass(); /// Abstract Attribute Classes /// ---------------------------------------------------------------------------- +struct AANoUnwind : public AbstractAttribute { + /// An abstract interface for all nosync attributes. + AANoUnwind(Value &V, InformationCache &InfoCache) + : AbstractAttribute(V, InfoCache) {} + + /// See AbstractAttribute::getAttrKind()/ + virtual Attribute::AttrKind getAttrKind() const override { return ID; } + + static constexpr Attribute::AttrKind ID = Attribute::NoUnwind; + + /// Returns true if nounwind is assumed. + virtual bool isAssumedNoUnwind() const = 0; + + /// Returns true if nounwind is known. + virtual bool isKnownNoUnwind() const = 0; +}; + } // end namespace llvm #endif // LLVM_TRANSFORMS_IPO_FUNCTIONATTRS_H |
