diff options
| -rw-r--r-- | include/llvm/Target/TargetRegisterInfo.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/llvm/Target/TargetRegisterInfo.h b/include/llvm/Target/TargetRegisterInfo.h index a70b8f6cbd..df4d900e4c 100644 --- a/include/llvm/Target/TargetRegisterInfo.h +++ b/include/llvm/Target/TargetRegisterInfo.h @@ -349,6 +349,14 @@ public: return false; } + /// hasRegUnit - Returns true if Reg contains RegUnit. + bool hasRegUnit(unsigned Reg, unsigned RegUnit) const { + for (MCRegUnitIterator Units(Reg, this); Units.isValid(); ++Units) + if (*Units == RegUnit) + return true; + return false; + } + /// isSubRegister - Returns true if regB is a sub-register of regA. /// bool isSubRegister(unsigned regA, unsigned regB) const { |