diff options
Diffstat (limited to 'llvm/lib/Target/Mips/MipsISelLowering.cpp')
-rw-r--r-- | llvm/lib/Target/Mips/MipsISelLowering.cpp | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/llvm/lib/Target/Mips/MipsISelLowering.cpp b/llvm/lib/Target/Mips/MipsISelLowering.cpp index 906c9a9555f..eb460ca3797 100644 --- a/llvm/lib/Target/Mips/MipsISelLowering.cpp +++ b/llvm/lib/Target/Mips/MipsISelLowering.cpp @@ -4008,11 +4008,13 @@ MipsTargetLowering::getRegForInlineAsmConstraint(const TargetRegisterInfo *TRI, } } - std::pair<unsigned, const TargetRegisterClass *> R; - R = parseRegForInlineAsmConstraint(Constraint, VT); + if (!Constraint.empty()) { + std::pair<unsigned, const TargetRegisterClass *> R; + R = parseRegForInlineAsmConstraint(Constraint, VT); - if (R.second) - return R; + if (R.second) + return R; + } return TargetLowering::getRegForInlineAsmConstraint(TRI, Constraint, VT); } |