diff options
Diffstat (limited to 'llvm/lib/CodeGen/MIRParser/MIParser.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/MIRParser/MIParser.cpp | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/llvm/lib/CodeGen/MIRParser/MIParser.cpp b/llvm/lib/CodeGen/MIRParser/MIParser.cpp index 158502ce353..405e508b51e 100644 --- a/llvm/lib/CodeGen/MIRParser/MIParser.cpp +++ b/llvm/lib/CodeGen/MIRParser/MIParser.cpp @@ -970,10 +970,7 @@ bool MIParser::parseRegisterOperand(MachineOperand &Dest, TiedDefIdx = Idx; } } else if (consumeIfPresent(MIToken::lparen)) { - // Generic virtual registers must have a size. - // The "must" part will be verify by the machine verifier, - // because at this point we actually do not know if Reg is - // a generic virtual register. + // Virtual registers may have a size with GlobalISel. if (!TargetRegisterInfo::isVirtualRegister(Reg)) return error("unexpected size on physical register"); unsigned Size; @@ -982,6 +979,11 @@ bool MIParser::parseRegisterOperand(MachineOperand &Dest, MachineRegisterInfo &MRI = MF.getRegInfo(); MRI.setSize(Reg, Size); + } else if (PFS.GenericVRegs.count(Reg)) { + // Generic virtual registers must have a size. + // If we end up here this means the size hasn't been specified and + // this is bad! + return error("generic virtual registers must have a size"); } Dest = MachineOperand::CreateReg( Reg, Flags & RegState::Define, Flags & RegState::Implicit, |
