1117   void postMerge(unsigned AggregateSize, Class &Lo, Class &Hi) const;
1143   void classify(QualType T, uint64_t OffsetBase, Class &Lo, Class &Hi,
1349                               Class &Hi) const {  in postMerge()
1371   if (Hi == Memory)  in postMerge()
1373   if (Hi == X87Up && Lo != X87 && honorsRevision0_98())  in postMerge()
1375   if (AggregateSize > 128 && (Lo != SSE || Hi != SSEUp))  in postMerge()
1377   if (Hi == SSEUp && Lo != SSE)  in postMerge()
1378     Hi = SSE;  in postMerge()
1422                              Class &Lo, Class &Hi, bool isNamedArg) const {  in classify()  argument
1431   Lo = Hi = NoClass;  in classify()
1433   Class &Current = OffsetBase < 64 ? Lo : Hi;  in classify()
1443       Hi = Integer;  in classify()
1452       Hi = X87Up;  in classify()
1461     classify(ET->getDecl()->getIntegerType(), OffsetBase, Lo, Hi, isNamedArg);  in classify()
1472       Lo = Hi = Integer;  in classify()
1490         Hi = Lo;  in classify()
1508         Hi = Lo;  in classify()
1522       Hi = SSEUp;  in classify()
1535         Lo = Hi = Integer;  in classify()
1541       Lo = Hi = SSE;  in classify()
1549     if (Hi == NoClass && EB_Real != EB_Imag)  in classify()
1550       Hi = Lo;  in classify()
1588       Hi = merge(Hi, FieldHi);  in classify()
1589       if (Lo == Memory || Hi == Memory)  in classify()
1593     postMerge(Size, Lo, Hi);  in classify()
1594     assert((Hi != SSEUp || Lo == SSE) && "Invalid SSEUp array classification.");  in classify()
1642         Hi = merge(Hi, FieldHi);  in classify()
1643         if (Lo == Memory || Hi == Memory)  in classify()
1705       Hi = merge(Hi, FieldHi);  in classify()
1706       if (Lo == Memory || Hi == Memory)  in classify()
1710     postMerge(Size, Lo, Hi);  in classify()
2050 GetX86_64ByValArgumentPair(llvm::Type *Lo, llvm::Type *Hi,  in GetX86_64ByValArgumentPair()  argument
2057   unsigned HiAlign = TD.getABITypeAlignment(Hi);  in GetX86_64ByValArgumentPair()
2077   llvm::StructType *Result = llvm::StructType::get(Lo, Hi, NULL);  in GetX86_64ByValArgumentPair()
2090   X86_64ABIInfo::Class Lo, Hi;  in classifyReturnType()  local
2091   classify(RetTy, 0, Lo, Hi, /*isNamedArg*/ true);  in classifyReturnType()
2094   assert((Hi != Memory || Lo == Memory) && "Invalid memory classification.");  in classifyReturnType()
2095   assert((Hi != SSEUp || Lo == SSE) && "Invalid SSEUp classification.");  in classifyReturnType()
2100     if (Hi == NoClass)  in classifyReturnType()
2104     assert((Hi == SSE || Hi == Integer || Hi == X87Up) &&  in classifyReturnType()
2124     if (Hi == NoClass && isa<llvm::IntegerType>(ResType)) {  in classifyReturnType()
2151     assert(Hi == ComplexX87 && "Unexpected ComplexX87 classification.");  in classifyReturnType()
2159   switch (Hi) {  in classifyReturnType()
2220   X86_64ABIInfo::Class Lo, Hi;  in classifyArgumentType()  local
2221   classify(Ty, 0, Lo, Hi, isNamedArg);  in classifyArgumentType()
2225   assert((Hi != Memory || Lo == Memory) && "Invalid memory classification.");  in classifyArgumentType()
2226   assert((Hi != SSEUp || Lo == SSE) && "Invalid SSEUp classification.");  in classifyArgumentType()
2233     if (Hi == NoClass)  in classifyArgumentType()
2237     assert((Hi == SSE || Hi == Integer || Hi == X87Up) &&  in classifyArgumentType()
2268     if (Hi == NoClass && isa<llvm::IntegerType>(ResType)) {  in classifyArgumentType()
2292   switch (Hi) {  in classifyArgumentType()