return TargetDAGCombineArray[NT >> 3] & (1 << (NT&7));
}
+ unsigned getGatherAllAliasesMaxDepth() const {
+ return GatherAllAliasesMaxDepth;
+ }
+
/// \brief Get maximum # of store operations permitted for llvm.memset
///
/// This function returns the maximum number of store operations permitted
/// is[Z|FP]ExtFree of the related types is not true.
virtual bool isExtFreeImpl(const Instruction *I) const { return false; }
+ /// Depth that GatherAllAliases should should continue looking for chain
+ /// dependencies when trying to find a more preferrable chain. As an
+ /// approximation, this should be more than the number of consecutive stores
+ /// expected to be merged.
+ unsigned GatherAllAliasesMaxDepth;
+
/// \brief Specify maximum number of store instructions per memset call.
///
/// When lowering \@llvm.memset this field specifies the maximum number of