diff options
| -rw-r--r-- | lib/CodeGen/AggressiveAntiDepBreaker.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/lib/CodeGen/AggressiveAntiDepBreaker.cpp b/lib/CodeGen/AggressiveAntiDepBreaker.cpp index 50e5ace3bc..84827740bc 100644 --- a/lib/CodeGen/AggressiveAntiDepBreaker.cpp +++ b/lib/CodeGen/AggressiveAntiDepBreaker.cpp @@ -42,6 +42,9 @@ DebugMod("agg-antidep-debugmod", AggressiveAntiDepState::AggressiveAntiDepState(const unsigned TargetRegs, MachineBasicBlock *BB) : NumTargetRegs(TargetRegs), GroupNodes(TargetRegs, 0) { + GroupNodeIndices.reserve(TargetRegs); + KillIndices.reserve(TargetRegs); + DefIndices.reserve(TargetRegs); const unsigned BBSize = BB->size(); for (unsigned i = 0; i < NumTargetRegs; ++i) { @@ -54,8 +57,7 @@ AggressiveAntiDepState::AggressiveAntiDepState(const unsigned TargetRegs, } } -unsigned AggressiveAntiDepState::GetGroup(unsigned Reg) -{ +unsigned AggressiveAntiDepState::GetGroup(unsigned Reg) { unsigned Node = GroupNodeIndices[Reg]; while (GroupNodes[Node] != Node) Node = GroupNodes[Node]; |