diff options
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/CodeGen/MIRParser/MIParser.cpp | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/MIRParser/MIParser.cpp b/llvm/lib/CodeGen/MIRParser/MIParser.cpp index c11117312c9..c6c0e4516f1 100644 --- a/llvm/lib/CodeGen/MIRParser/MIParser.cpp +++ b/llvm/lib/CodeGen/MIRParser/MIParser.cpp @@ -695,6 +695,19 @@ bool MIParser::verifyImplicitOperands( if (ImplicitOperand.isIdenticalTo(Operand)) continue; if (Operand.isReg() && Operand.isImplicit()) { + // Check if this implicit register is a subregister of an explicit + // register operand. + bool IsImplicitSubRegister = false; + for (size_t K = 0, E = Operands.size(); K < E; ++K) { + const auto &Op = Operands[K].Operand; + if (Op.isReg() && !Op.isImplicit() && + TRI->isSubRegister(Op.getReg(), Operand.getReg())) { + IsImplicitSubRegister = true; + break; + } + } + if (IsImplicitSubRegister) + continue; return error(Operands[J].Begin, Twine("expected an implicit register operand '") + printImplicitRegisterFlag(ImplicitOperand) + " %" + |
