diff options
Diffstat (limited to 'llvm/lib/Target/Mips/MipsISelLowering.cpp')
| -rw-r--r-- | llvm/lib/Target/Mips/MipsISelLowering.cpp | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/llvm/lib/Target/Mips/MipsISelLowering.cpp b/llvm/lib/Target/Mips/MipsISelLowering.cpp index 0c2e129b8f1f..8534a0ad886e 100644 --- a/llvm/lib/Target/Mips/MipsISelLowering.cpp +++ b/llvm/lib/Target/Mips/MipsISelLowering.cpp @@ -4732,18 +4732,19 @@ MipsTargetLowering::emitPseudoD_SELECT(MachineInstr &MI, Register MipsTargetLowering::getRegisterByName(const char *RegName, LLT VT, const MachineFunction &MF) const { - // Named registers is expected to be fairly rare. For now, just support $28 - // since the linux kernel uses it. + // The Linux kernel uses $28 and sp. if (Subtarget.isGP64bit()) { Register Reg = StringSwitch<Register>(RegName) - .Case("$28", Mips::GP_64) - .Default(Register()); + .Case("$28", Mips::GP_64) + .Case("sp", Mips::SP_64) + .Default(Register()); if (Reg) return Reg; } else { Register Reg = StringSwitch<Register>(RegName) - .Case("$28", Mips::GP) - .Default(Register()); + .Case("$28", Mips::GP) + .Case("sp", Mips::SP) + .Default(Register()); if (Reg) return Reg; } |