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constify accessor. 

llvm-svn: 104325
This commit is contained in:
Chris Lattner 2010-05-21 17:47:50 +00:00
parent b4e1687270
commit a81e1cab04
2 changed files with 3 additions and 2 deletions
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3
llvm/include/llvm/CodeGen/MachineRegisterInfo.h
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@ -216,7 +216,8 @@ public:
/// getRegClassVirtRegs - Return the list of virtual registers of the given
/// target register class.
std::vector<unsigned> &getRegClassVirtRegs(const TargetRegisterClass *RC) {
const std::vector<unsigned> &
getRegClassVirtRegs(const TargetRegisterClass *RC) const {
return RegClass2VRegMap[RC->getID()];
}

2
llvm/lib/CodeGen/PreAllocSplitting.cpp
View File

@ -1154,7 +1154,7 @@ PreAllocSplitting::SplitRegLiveIntervals(const TargetRegisterClass **RCs,
// codegen is not modelling. Ignore these barriers for now.
if (!TII->isSafeToMoveRegClassDefs(*RC))
continue;
std::vector<unsigned> &VRs = MRI->getRegClassVirtRegs(*RC);
const std::vector<unsigned> &VRs = MRI->getRegClassVirtRegs(*RC);
for (unsigned i = 0, e = VRs.size(); i != e; ++i) {
unsigned Reg = VRs[i];
if (!LIs->hasInterval(Reg))