virtual const MCSymbol *undefinedExplicitRelSym(const MCValue &Target,
const MCFixup &Fixup,
bool IsPCRel) const;
- virtual void adjustFixupOffset(const MCFixup &Fixup, uint64_t &RelocOffset);
-
- virtual void sortRelocs(const MCAssembler &Asm,
- std::vector<ELFRelocationEntry> &Relocs);
- };
-
- class PPCELFRelocationEntry : public ELFRelocationEntry {
- public:
- PPCELFRelocationEntry(const ELFRelocationEntry &RE);
- bool operator<(const PPCELFRelocationEntry &RE) const {
- return (RE.r_offset < r_offset ||
- (RE.r_offset == r_offset && RE.Type > Type));
- }
};
}
-PPCELFRelocationEntry::PPCELFRelocationEntry(const ELFRelocationEntry &RE)
- : ELFRelocationEntry(RE.r_offset, RE.Index, RE.Type, RE.Symbol,
- RE.r_addend, *RE.Fixup) {}
-
PPCELFObjectWriter::PPCELFObjectWriter(bool Is64Bit, uint8_t OSABI)
: MCELFObjectTargetWriter(Is64Bit, OSABI,
Is64Bit ? ELF::EM_PPC64 : ELF::EM_PPC,
case PPC::fixup_ppc_br24:
Type = ELF::R_PPC_REL24;
break;
+ case PPC::fixup_ppc_brcond14:
+ Type = ELF::R_PPC_REL14;
+ break;
case FK_Data_4:
case FK_PCRel_4:
Type = ELF::R_PPC_REL32;
case PPC::fixup_ppc_brcond14:
Type = ELF::R_PPC_ADDR14; // XXX: or BRNTAKEN?_
break;
- case PPC::fixup_ppc_ha16:
+ case PPC::fixup_ppc_half16:
switch (Modifier) {
default: llvm_unreachable("Unsupported Modifier");
- case MCSymbolRefExpr::VK_PPC_TPREL16_HA:
- Type = ELF::R_PPC_TPREL16_HA;
+ case MCSymbolRefExpr::VK_None:
+ Type = ELF::R_PPC_ADDR16;
break;
- case MCSymbolRefExpr::VK_PPC_DTPREL16_HA:
- Type = ELF::R_PPC64_DTPREL16_HA;
+ case MCSymbolRefExpr::VK_PPC_LO:
+ Type = ELF::R_PPC_ADDR16_LO;
break;
- case MCSymbolRefExpr::VK_None:
+ case MCSymbolRefExpr::VK_PPC_HI:
+ Type = ELF::R_PPC_ADDR16_HI;
+ break;
+ case MCSymbolRefExpr::VK_PPC_HA:
Type = ELF::R_PPC_ADDR16_HA;
- break;
- case MCSymbolRefExpr::VK_PPC_TOC16_HA:
- Type = ELF::R_PPC64_TOC16_HA;
break;
- case MCSymbolRefExpr::VK_PPC_GOT_TPREL16_HA:
- Type = ELF::R_PPC64_GOT_TPREL16_HA;
+ case MCSymbolRefExpr::VK_PPC_TOC:
+ Type = ELF::R_PPC64_TOC16;
break;
- case MCSymbolRefExpr::VK_PPC_GOT_TLSGD16_HA:
- Type = ELF::R_PPC64_GOT_TLSGD16_HA;
+ case MCSymbolRefExpr::VK_PPC_TOC_LO:
+ Type = ELF::R_PPC64_TOC16_LO;
break;
- case MCSymbolRefExpr::VK_PPC_GOT_TLSLD16_HA:
- Type = ELF::R_PPC64_GOT_TLSLD16_HA;
+ case MCSymbolRefExpr::VK_PPC_TOC_HI:
+ Type = ELF::R_PPC64_TOC16_HI;
break;
- }
- break;
- case PPC::fixup_ppc_lo16:
- switch (Modifier) {
- default: llvm_unreachable("Unsupported Modifier");
- case MCSymbolRefExpr::VK_PPC_TPREL16_LO:
+ case MCSymbolRefExpr::VK_PPC_TOC_HA:
+ Type = ELF::R_PPC64_TOC16_HA;
+ break;
+ case MCSymbolRefExpr::VK_PPC_TPREL_LO:
Type = ELF::R_PPC_TPREL16_LO;
break;
- case MCSymbolRefExpr::VK_PPC_DTPREL16_LO:
+ case MCSymbolRefExpr::VK_PPC_TPREL_HA:
+ Type = ELF::R_PPC_TPREL16_HA;
+ break;
+ case MCSymbolRefExpr::VK_PPC_DTPREL_LO:
Type = ELF::R_PPC64_DTPREL16_LO;
break;
- case MCSymbolRefExpr::VK_None:
- Type = ELF::R_PPC_ADDR16_LO;
- break;
- case MCSymbolRefExpr::VK_PPC_TOC16_LO:
- Type = ELF::R_PPC64_TOC16_LO;
+ case MCSymbolRefExpr::VK_PPC_DTPREL_HA:
+ Type = ELF::R_PPC64_DTPREL16_HA;
break;
- case MCSymbolRefExpr::VK_PPC_GOT_TLSGD16_LO:
+ case MCSymbolRefExpr::VK_PPC_GOT_TLSGD_LO:
Type = ELF::R_PPC64_GOT_TLSGD16_LO;
break;
- case MCSymbolRefExpr::VK_PPC_GOT_TLSLD16_LO:
+ case MCSymbolRefExpr::VK_PPC_GOT_TLSGD_HA:
+ Type = ELF::R_PPC64_GOT_TLSGD16_HA;
+ break;
+ case MCSymbolRefExpr::VK_PPC_GOT_TLSLD_LO:
Type = ELF::R_PPC64_GOT_TLSLD16_LO;
break;
+ case MCSymbolRefExpr::VK_PPC_GOT_TLSLD_HA:
+ Type = ELF::R_PPC64_GOT_TLSLD16_HA;
+ break;
+ case MCSymbolRefExpr::VK_PPC_GOT_TPREL_HA:
+ Type = ELF::R_PPC64_GOT_TPREL16_HA;
+ break;
}
break;
- case PPC::fixup_ppc_lo14:
- Type = ELF::R_PPC_ADDR14;
- break;
- case PPC::fixup_ppc_toc:
- Type = ELF::R_PPC64_TOC;
- break;
- case PPC::fixup_ppc_toc16:
+ case PPC::fixup_ppc_half16ds:
switch (Modifier) {
default: llvm_unreachable("Unsupported Modifier");
- case MCSymbolRefExpr::VK_PPC_TPREL16_LO:
- Type = ELF::R_PPC64_TPREL16_LO;
- break;
- case MCSymbolRefExpr::VK_PPC_DTPREL16_LO:
- Type = ELF::R_PPC64_DTPREL16_LO;
- break;
case MCSymbolRefExpr::VK_None:
- Type = ELF::R_PPC64_TOC16;
- break;
- case MCSymbolRefExpr::VK_PPC_TOC16_LO:
- Type = ELF::R_PPC64_TOC16_LO;
+ Type = ELF::R_PPC64_ADDR16_DS;
break;
- case MCSymbolRefExpr::VK_PPC_GOT_TLSLD16_LO:
- Type = ELF::R_PPC64_GOT_TLSLD16_LO;
+ case MCSymbolRefExpr::VK_PPC_LO:
+ Type = ELF::R_PPC64_ADDR16_LO_DS;
break;
- }
- break;
- case PPC::fixup_ppc_toc16_ds:
- switch (Modifier) {
- default: llvm_unreachable("Unsupported Modifier");
- case MCSymbolRefExpr::VK_PPC_TOC_ENTRY:
+ case MCSymbolRefExpr::VK_PPC_TOC:
Type = ELF::R_PPC64_TOC16_DS;
break;
- case MCSymbolRefExpr::VK_PPC_TOC16_LO:
+ case MCSymbolRefExpr::VK_PPC_TOC_LO:
Type = ELF::R_PPC64_TOC16_LO_DS;
break;
- case MCSymbolRefExpr::VK_PPC_GOT_TPREL16_LO:
+ case MCSymbolRefExpr::VK_PPC_GOT_TPREL_LO:
Type = ELF::R_PPC64_GOT_TPREL16_LO_DS;
break;
}
case FK_Data_8:
switch (Modifier) {
default: llvm_unreachable("Unsupported Modifier");
- case MCSymbolRefExpr::VK_PPC_TOC:
+ case MCSymbolRefExpr::VK_PPC_TOCBASE:
Type = ELF::R_PPC64_TOC;
break;
case MCSymbolRefExpr::VK_None:
return NULL;
}
-void PPCELFObjectWriter::
-adjustFixupOffset(const MCFixup &Fixup, uint64_t &RelocOffset) {
- switch ((unsigned)Fixup.getKind()) {
- case PPC::fixup_ppc_ha16:
- case PPC::fixup_ppc_lo16:
- case PPC::fixup_ppc_toc16:
- case PPC::fixup_ppc_toc16_ds:
- RelocOffset += 2;
- break;
- default:
- break;
- }
-}
-
-// The standard sorter only sorts on the r_offset field, but PowerPC can
-// have multiple relocations at the same offset. Sort secondarily on the
-// relocation type to avoid nondeterminism.
-void PPCELFObjectWriter::sortRelocs(const MCAssembler &Asm,
- std::vector<ELFRelocationEntry> &Relocs) {
-
- // Copy to a temporary vector of relocation entries having a different
- // sort function.
- std::vector<PPCELFRelocationEntry> TmpRelocs;
-
- for (std::vector<ELFRelocationEntry>::iterator R = Relocs.begin();
- R != Relocs.end(); ++R) {
- TmpRelocs.push_back(PPCELFRelocationEntry(*R));
- }
-
- // Sort in place by ascending r_offset and descending r_type.
- array_pod_sort(TmpRelocs.begin(), TmpRelocs.end());
-
- // Copy back to the original vector.
- unsigned I = 0;
- for (std::vector<PPCELFRelocationEntry>::iterator R = TmpRelocs.begin();
- R != TmpRelocs.end(); ++R, ++I) {
- Relocs[I] = ELFRelocationEntry(R->r_offset, R->Index, R->Type,
- R->Symbol, R->r_addend, *R->Fixup);
- }
-}
-
-
MCObjectWriter *llvm::createPPCELFObjectWriter(raw_ostream &OS,
bool Is64Bit,
uint8_t OSABI) {
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