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Eliminate MachineBasicBlock::const_livein_iterator and make

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MachineBasicBlock::livein_iterator a const_iterator, because
clients shouldn't ever be using the iterator interface to
mutate the livein set.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101147 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2010-04-13 16:57:55 +00:00
parent 9e9aa44d1a
commit 81bf03eb5c
8 changed files with 14 additions and 16 deletions
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2
lib/CodeGen/LiveVariables.cpp
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@@ -531,7 +531,7 @@ bool LiveVariables::runOnMachineFunction(MachineFunction &mf) {
// Mark live-in registers as live-in.
SmallVector<unsigned, 4> Defs;
for (MachineBasicBlock::const_livein_iterator II = MBB->livein_begin(),
for (MachineBasicBlock::livein_iterator II = MBB->livein_begin(),
EE = MBB->livein_end(); II != EE; ++II) {
assert(TargetRegisterInfo::isPhysicalRegister(*II) &&
"Cannot have a live-in virtual register!");