Use std::vector instead of TargetRegisterInfo::FirstVirtualRegister. This time
make sure to allocate enough space in the std::vector.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108449 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CriticalAntiDepBreaker.h b/lib/CodeGen/CriticalAntiDepBreaker.h
index 5406300..0ed7c35 100644
--- a/lib/CodeGen/CriticalAntiDepBreaker.h
+++ b/lib/CodeGen/CriticalAntiDepBreaker.h
@@ -46,19 +46,18 @@
/// corresponding value is null. If the register is live but used in
/// multiple register classes, the corresponding value is -1 casted to a
/// pointer.
- const TargetRegisterClass *
- Classes[TargetRegisterInfo::FirstVirtualRegister];
+ std::vector<const TargetRegisterClass*> Classes;
/// RegRegs - Map registers to all their references within a live range.
std::multimap<unsigned, MachineOperand *> RegRefs;
/// KillIndices - The index of the most recent kill (proceding bottom-up),
/// or ~0u if the register is not live.
- unsigned KillIndices[TargetRegisterInfo::FirstVirtualRegister];
+ std::vector<unsigned> KillIndices;
/// DefIndices - The index of the most recent complete def (proceding bottom
/// up), or ~0u if the register is live.
- unsigned DefIndices[TargetRegisterInfo::FirstVirtualRegister];
+ std::vector<unsigned> DefIndices;
/// KeepRegs - A set of registers which are live and cannot be changed to
/// break anti-dependencies.