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Comment a strange field in ScheduleDAG. 

llvm-svn: 180159
This commit is contained in:
Andrew Trick 2013-04-23 23:45:08 +00:00
parent ef2a53af71
commit fa15b1415a
1 changed files with 4 additions and 0 deletions
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4
llvm/include/llvm/CodeGen/ScheduleDAGInstrs.h
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@ -105,6 +105,10 @@ namespace llvm {
MachineBasicBlock::iterator RegionEnd; MachineBasicBlock::iterator RegionEnd;
/// The index in BB of RegionEnd. /// The index in BB of RegionEnd.
///
/// This is the instruction number from the top of the current block, not
/// the SlotIndex. It is only used by the AntiDepBreaker and should be
/// removed once that client is obsolete.
unsigned EndIndex; unsigned EndIndex;
/// After calling BuildSchedGraph, each machine instruction in the current /// After calling BuildSchedGraph, each machine instruction in the current