Parser.Lex(); // Eat the comma.
RegLoc = Parser.getTok().getLoc();
int OldReg = Reg;
+ const AsmToken RegTok = Parser.getTok();
Reg = tryParseRegister();
if (Reg == -1)
return Error(RegLoc, "register expected");
if (!RC->contains(Reg))
return Error(RegLoc, "invalid register in register list");
// List must be monotonically increasing.
- if (getARMRegisterNumbering(Reg) <= getARMRegisterNumbering(OldReg))
+ if (getARMRegisterNumbering(Reg) < getARMRegisterNumbering(OldReg))
return Error(RegLoc, "register list not in ascending order");
+ if (getARMRegisterNumbering(Reg) == getARMRegisterNumbering(OldReg)) {
+ Warning(RegLoc, "duplicated register (" + RegTok.getString() +
+ ") in register list");
+ continue;
+ }
// VFP register lists must also be contiguous.
// It's OK to use the enumeration values directly here rather, as the
// VFP register classes have the enum sorted properly.