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misched comments

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llvm-svn: 152173
This commit is contained in:
Andrew Trick 2012-03-07 00:18:08 +00:00
parent 0f29eb5ff1
commit 80ff2f2d36
2 changed files with 4 additions and 1 deletions
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3
include/llvm/CodeGen/ScheduleDAG.h
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@ -8,7 +8,8 @@
//===----------------------------------------------------------------------===//
//
// This file implements the ScheduleDAG class, which is used as the common
// base class for instruction schedulers.
// base class for instruction schedulers. This encapsulates the scheduling DAG,
// which is shared between SelectionDAG and MachineInstr scheduling.
//
//===----------------------------------------------------------------------===//

2
lib/CodeGen/ScheduleDAGInstrs.h
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@ -112,6 +112,8 @@ namespace llvm {
/// Live Intervals provides reaching defs in preRA scheduling.
LiveIntervals *LIS;
/// After calling BuildSchedGraph, each machine instruction in the current
/// scheduling region is mapped to an SUnit.
DenseMap<MachineInstr*, SUnit*> MISUnitMap;
/// UnitLatencies (misnamed) flag avoids computing def-use latencies, using