diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2011-02-20 12:57:14 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2011-02-20 12:57:14 +0000 |
| commit | cf099d11218cb6f6c5cce947d6738e347f07fb12 (patch) | |
| tree | d2b61ce94e654cb01a254d2195259db5f9cc3f3c /lib/CodeGen/ShrinkWrapping.cpp | |
| parent | 49011b52fcba02a6051957b84705159f52fae4e4 (diff) | |
Diffstat (limited to 'lib/CodeGen/ShrinkWrapping.cpp')
| -rw-r--r-- | lib/CodeGen/ShrinkWrapping.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/CodeGen/ShrinkWrapping.cpp b/lib/CodeGen/ShrinkWrapping.cpp index aeaa38b564337..7b5bca4952064 100644 --- a/lib/CodeGen/ShrinkWrapping.cpp +++ b/lib/CodeGen/ShrinkWrapping.cpp @@ -226,7 +226,7 @@ bool PEI::calcAnticInOut(MachineBasicBlock* MBB) { // AnticIn[MBB] = UNION(CSRUsed[MBB], AnticOut[MBB]); CSRegSet prevAnticIn = AnticIn[MBB]; AnticIn[MBB] = CSRUsed[MBB] | AnticOut[MBB]; - if (prevAnticIn |= AnticIn[MBB]) + if (prevAnticIn != AnticIn[MBB]) changed = true; return changed; } @@ -264,7 +264,7 @@ bool PEI::calcAvailInOut(MachineBasicBlock* MBB) { // AvailOut[MBB] = UNION(CSRUsed[MBB], AvailIn[MBB]); CSRegSet prevAvailOut = AvailOut[MBB]; AvailOut[MBB] = CSRUsed[MBB] | AvailIn[MBB]; - if (prevAvailOut |= AvailOut[MBB]) + if (prevAvailOut != AvailOut[MBB]) changed = true; return changed; } |