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[MachineInstrBundle] Update the comment for PhysRegInfo::DeadDef. 

I missed read the comment when I commited r267621 and thought the
comment did not need update. Matthias kindly proved me wrong.
Fixing that.

llvm-svn: 267638
This commit is contained in:
Quentin Colombet 2016-04-26 23:55:41 +00:00
parent 676c7cd1ed
commit e7d1e99543
1 changed files with 4 additions and 2 deletions
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6
llvm/include/llvm/CodeGen/MachineInstrBundle.h
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@ -183,8 +183,10 @@ public:
/// Reg or a super-register is read. The full register is read.
bool FullyRead;
/// Reg is FullyDefined and all defs of reg or an overlapping register are
/// dead.
/// Either:
/// - Reg is FullyDefined and all defs of reg or an overlapping
/// register are dead, or
/// - Reg is completely dead because "defined" by a clobber.
bool DeadDef;
/// Reg is Defined and all defs of reg or an overlapping register are