ErrorOr<MipsAbiFlags>
MipsAbiInfoHandler<ELFT>::createAbiFromHeaderFlags(uint32_t flags) {
MipsAbiFlags abi;
ErrorOr<MipsISAs> isa = headerFlagsToIsa(flags);
if (auto ec = isa.getError())
return ec;
abi._isa = *isa;
abi._fpAbi = Val_GNU_MIPS_ABI_FP_ANY;
abi._cpr1Size = AFL_REG_NONE;
abi._cpr2Size = AFL_REG_NONE;
abi._gprSize = is32BitElfFlags(flags) ? AFL_REG_32 : AFL_REG_64;
ErrorOr<uint32_t> ases = flagsToAses(flags);
if (auto ec = ases.getError())
return ec;
abi._ases = *ases;
abi._flags1 = 0;
abi._abi = flags & EF_MIPS_ABI;
abi._isPic = flags & EF_MIPS_PIC;
abi._isCPic = flags & EF_MIPS_CPIC;
abi._isNoReorder = flags & EF_MIPS_NOREORDER;
abi._is32BitMode = flags & EF_MIPS_32BITMODE;
abi._isNan2008 = flags & EF_MIPS_NAN2008;
return abi;
}
bool MipsAbiFlags::fillByElfFlags(const Input& pInput, uint64_t elfFlags,
MipsAbiFlags& mipsAbi) {
mipsAbi.m_IsaLevel = getIsaLevel(elfFlags);
mipsAbi.m_IsaRev = getIsaRev(elfFlags);
mipsAbi.m_IsaExt = getIsaExt(elfFlags);
mipsAbi.m_GprSize = is32BitElfFlags(elfFlags) ?
llvm::Mips::AFL_REG_32 : llvm::Mips::AFL_REG_64;
mipsAbi.m_Cpr1Size = llvm::Mips::AFL_REG_NONE;
mipsAbi.m_Cpr2Size = llvm::Mips::AFL_REG_NONE;
mipsAbi.m_FpAbi = llvm::Mips::Val_GNU_MIPS_ABI_FP_ANY;
mipsAbi.m_Ases = 0;
if (elfFlags & llvm::ELF::EF_MIPS_MICROMIPS)
mipsAbi.m_Ases |= llvm::Mips::AFL_ASE_MICROMIPS;
if (elfFlags & llvm::ELF::EF_MIPS_ARCH_ASE_M16)
mipsAbi.m_Ases |= llvm::Mips::AFL_ASE_MIPS16;
if (elfFlags & llvm::ELF::EF_MIPS_ARCH_ASE_MDMX)
mipsAbi.m_Ases |= llvm::Mips::AFL_ASE_MDMX;
mipsAbi.m_Flags1 = 0;
return true;
}