1419   void postMerge(unsigned AggregateSize, Class &Lo, Class &Hi) const;
1445   void classify(QualType T, uint64_t OffsetBase, Class &Lo, Class &Hi,
1739                               Class &Hi) const {  in postMerge()
1761   if (Hi == Memory)  in postMerge()
1763   if (Hi == X87Up && Lo != X87 && honorsRevision0_98())  in postMerge()
1765   if (AggregateSize > 128 && (Lo != SSE || Hi != SSEUp))  in postMerge()
1767   if (Hi == SSEUp && Lo != SSE)  in postMerge()
1768     Hi = SSE;  in postMerge()
1812                              Class &Lo, Class &Hi, bool isNamedArg) const {  in classify()  argument
1821   Lo = Hi = NoClass;  in classify()
1823   Class &Current = OffsetBase < 64 ? Lo : Hi;  in classify()
1833       Hi = Integer;  in classify()
1842       Hi = X87Up;  in classify()
1851     classify(ET->getDecl()->getIntegerType(), OffsetBase, Lo, Hi, isNamedArg);  in classify()
1865         Lo = Hi = Integer;  in classify()
1872           Lo = Hi = Integer;  in classify()
1895         Hi = Lo;  in classify()
1913         Hi = Lo;  in classify()
1927       Hi = SSEUp;  in classify()
1940         Lo = Hi = Integer;  in classify()
1946       Lo = Hi = SSE;  in classify()
1954     if (Hi == NoClass && EB_Real != EB_Imag)  in classify()
1955       Hi = Lo;  in classify()
1993       Hi = merge(Hi, FieldHi);  in classify()
1994       if (Lo == Memory || Hi == Memory)  in classify()
1998     postMerge(Size, Lo, Hi);  in classify()
1999     assert((Hi != SSEUp || Lo == SSE) && "Invalid SSEUp array classification.");  in classify()
2046         Hi = merge(Hi, FieldHi);  in classify()
2047         if (Lo == Memory || Hi == Memory)  in classify()
2109       Hi = merge(Hi, FieldHi);  in classify()
2110       if (Lo == Memory || Hi == Memory)  in classify()
2114     postMerge(Size, Lo, Hi);  in classify()
2438 GetX86_64ByValArgumentPair(llvm::Type *Lo, llvm::Type *Hi,  in GetX86_64ByValArgumentPair()  argument
2445   unsigned HiAlign = TD.getABITypeAlignment(Hi);  in GetX86_64ByValArgumentPair()
2465   llvm::StructType *Result = llvm::StructType::get(Lo, Hi, nullptr);  in GetX86_64ByValArgumentPair()
2478   X86_64ABIInfo::Class Lo, Hi;  in classifyReturnType()  local
2479   classify(RetTy, 0, Lo, Hi, /*isNamedArg*/ true);  in classifyReturnType()
2482   assert((Hi != Memory || Lo == Memory) && "Invalid memory classification.");  in classifyReturnType()
2483   assert((Hi != SSEUp || Lo == SSE) && "Invalid SSEUp classification.");  in classifyReturnType()
2488     if (Hi == NoClass)  in classifyReturnType()
2492     assert((Hi == SSE || Hi == Integer || Hi == X87Up) &&  in classifyReturnType()
2512     if (Hi == NoClass && isa<llvm::IntegerType>(ResType)) {  in classifyReturnType()
2539     assert(Hi == ComplexX87 && "Unexpected ComplexX87 classification.");  in classifyReturnType()
2547   switch (Hi) {  in classifyReturnType()
2610   X86_64ABIInfo::Class Lo, Hi;  in classifyArgumentType()  local
2611   classify(Ty, 0, Lo, Hi, isNamedArg);  in classifyArgumentType()
2615   assert((Hi != Memory || Lo == Memory) && "Invalid memory classification.");  in classifyArgumentType()
2616   assert((Hi != SSEUp || Lo == SSE) && "Invalid SSEUp classification.");  in classifyArgumentType()
2623     if (Hi == NoClass)  in classifyArgumentType()
2627     assert((Hi == SSE || Hi == Integer || Hi == X87Up) &&  in classifyArgumentType()
2658     if (Hi == NoClass && isa<llvm::IntegerType>(ResType)) {  in classifyArgumentType()
2682   switch (Hi) {  in classifyArgumentType()