diff options
| -rw-r--r-- | lib/Target/ARM/AsmParser/ARMAsmParser.cpp | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/lib/Target/ARM/AsmParser/ARMAsmParser.cpp b/lib/Target/ARM/AsmParser/ARMAsmParser.cpp index 12225b00ed..dc5a417059 100644 --- a/lib/Target/ARM/AsmParser/ARMAsmParser.cpp +++ b/lib/Target/ARM/AsmParser/ARMAsmParser.cpp @@ -512,24 +512,27 @@ ARMOperand *ARMAsmParser::ParseRegisterList() { SmallVectorImpl<std::pair<unsigned, SMLoc> >::const_iterator RI = Registers.begin(), RE = Registers.end(); - unsigned HighRegNum = RI->first; DenseMap<unsigned, bool> RegMap; RegMap[RI->first] = true; + unsigned HighRegNum = RI->first; + bool EmittedWarning = false; + for (++RI; RI != RE; ++RI) { const std::pair<unsigned, SMLoc> &RegInfo = *RI; + unsigned Reg = RegInfo.first; - if (RegMap[RegInfo.first]) { + if (RegMap[Reg]) { Error(RegInfo.second, "register duplicated in register list"); return 0; } - if (RegInfo.first < HighRegNum) + if (!EmittedWarning && Reg < HighRegNum) Warning(RegInfo.second, "register not in ascending order in register list"); - RegMap[RegInfo.first] = true; - HighRegNum = std::max(RegInfo.first, HighRegNum); + RegMap[Reg] = true; + HighRegNum = std::max(Reg, HighRegNum); } return ARMOperand::CreateRegList(Registers, S, E); |