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| author | Devang Patel <dpatel@apple.com> | 2011-12-09 01:25:04 +0000 |
|---|---|---|
| committer | Devang Patel <dpatel@apple.com> | 2011-12-09 01:25:04 +0000 |
| commit | f5b9a74f0a13afe3b7a8388be81e4062b63e4c30 (patch) | |
| tree | 5f6c75b42b688dfafefd66965ee9fe0e4de6fdcc /lib/CodeGen/MachineSink.cpp | |
| parent | 2b1d77355bdeb9b7515b16bdd049c39ed78fca4b (diff) | |
| download | llvm-f5b9a74f0a13afe3b7a8388be81e4062b63e4c30.tar.gz llvm-f5b9a74f0a13afe3b7a8388be81e4062b63e4c30.tar.bz2 llvm-f5b9a74f0a13afe3b7a8388be81e4062b63e4c30.tar.xz | |
Fix comment.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146226 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/MachineSink.cpp')
| -rw-r--r-- | lib/CodeGen/MachineSink.cpp | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/lib/CodeGen/MachineSink.cpp b/lib/CodeGen/MachineSink.cpp index c4a533b09b..3837f6d888 100644 --- a/lib/CodeGen/MachineSink.cpp +++ b/lib/CodeGen/MachineSink.cpp @@ -149,11 +149,10 @@ MachineSinking::AllUsesDominatedByBlock(unsigned Reg, assert(TargetRegisterInfo::isVirtualRegister(Reg) && "Only makes sense for vregs"); + // Ignore debug uses because debug info doesn't affect the code. if (MRI->use_nodbg_empty(Reg)) return true; - // Ignoring debug uses because debug info doesn't affect the code. - // BreakPHIEdge is true if all the uses are in the successor MBB being sunken // into and they are all PHI nodes. In this case, machine-sink must break // the critical edge first. e.g. |