+ void RecordTLVPRelocation(const MCAssembler &Asm,
+ const MCAsmLayout &Layout,
+ const MCFragment *Fragment,
+ const MCFixup &Fixup, MCValue Target,
+ uint64_t &FixedValue) {
+ assert(Target.getSymA()->getKind() == MCSymbolRefExpr::VK_TLVP &&
+ !Is64Bit &&
+ "Should only be called with a 32-bit TLVP relocation!");
+
+ unsigned Log2Size = getFixupKindLog2Size(Fixup.getKind());
+ uint32_t Value = Layout.getFragmentOffset(Fragment)+Fixup.getOffset();
+ unsigned IsPCRel = 0;
+
+ // Get the symbol data.
+ MCSymbolData *SD_A = &Asm.getSymbolData(Target.getSymA()->getSymbol());
+ unsigned Index = SD_A->getIndex();
+
+ // We're only going to have a second symbol in pic mode and it'll be a
+ // subtraction from the picbase. For 32-bit pic the addend is the difference
+ // between the picbase and the next address. For 32-bit static the addend
+ // is zero.
+ if (Target.getSymB()) {
+ // If this is a subtraction then we're pcrel.
+ uint32_t FixupAddress =
+ getFragmentAddress(Fragment, Layout) + Fixup.getOffset();
+ MCSymbolData *SD_B = &Asm.getSymbolData(Target.getSymB()->getSymbol());
+ IsPCRel = 1;
+ FixedValue = (FixupAddress - getSymbolAddress(SD_B, Layout) +
+ Target.getConstant());
+ FixedValue += 1ULL << Log2Size;
+ } else {
+ FixedValue = 0;
+ }
+
+ // struct relocation_info (8 bytes)
+ macho::RelocationEntry MRE;
+ MRE.Word0 = Value;
+ MRE.Word1 = ((Index << 0) |
+ (IsPCRel << 24) |
+ (Log2Size << 25) |
+ (1 << 27) | // Extern
+ (macho::RIT_TLV << 28)); // Type
+ Relocations[Fragment->getParent()].push_back(MRE);
+ }
+