-std::string DataLayout::getStringRepresentation() const {
- std::string Result;
- raw_string_ostream OS(Result);
-
- OS << (BigEndian ? "E" : "e");
-
- switch (ManglingMode) {
- case MM_None:
- break;
- case MM_ELF:
- OS << "-m:e";
- break;
- case MM_MachO:
- OS << "-m:o";
- break;
- case MM_WINCOFF:
- OS << "-m:w";
- break;
- case MM_Mips:
- OS << "-m:m";
- break;
- }
-
- for (const PointerAlignElem &PI : Pointers) {
- // Skip default.
- if (PI.AddressSpace == 0 && PI.ABIAlign == 8 && PI.PrefAlign == 8 &&
- PI.TypeByteWidth == 8)
- continue;
-
- OS << "-p";
- if (PI.AddressSpace) {
- OS << PI.AddressSpace;
- }
- OS << ":" << PI.TypeByteWidth*8 << ':' << PI.ABIAlign*8;
- if (PI.PrefAlign != PI.ABIAlign)
- OS << ':' << PI.PrefAlign*8;
- }
-
- for (const LayoutAlignElem &AI : Alignments) {
- if (std::find(std::begin(DefaultAlignments), std::end(DefaultAlignments),
- AI) != std::end(DefaultAlignments))
- continue;
- OS << '-' << (char)AI.AlignType;
- if (AI.TypeBitWidth)
- OS << AI.TypeBitWidth;
- OS << ':' << AI.ABIAlign*8;
- if (AI.ABIAlign != AI.PrefAlign)
- OS << ':' << AI.PrefAlign*8;
- }
-
- if (!LegalIntWidths.empty()) {
- OS << "-n" << (unsigned)LegalIntWidths[0];
-
- for (unsigned i = 1, e = LegalIntWidths.size(); i != e; ++i)
- OS << ':' << (unsigned)LegalIntWidths[i];
- }
-
- if (StackNaturalAlign)
- OS << "-S" << StackNaturalAlign*8;
-
- return OS.str();
-}