diff options
Diffstat (limited to 'lib/CodeGen/InterferenceCache.cpp')
| -rw-r--r-- | lib/CodeGen/InterferenceCache.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/CodeGen/InterferenceCache.cpp b/lib/CodeGen/InterferenceCache.cpp index a8a32f3f1a..9eb8a75843 100644 --- a/lib/CodeGen/InterferenceCache.cpp +++ b/lib/CodeGen/InterferenceCache.cpp @@ -185,7 +185,8 @@ void InterferenceCache::Entry::update(unsigned MBBNum) { // Also check for register mask interference. SlotIndex Limit = BI->Last.isValid() ? BI->Last : Start; - for (unsigned i = RegMaskSlots.size(); i && RegMaskSlots[i-1] > Limit; --i) + for (unsigned i = RegMaskSlots.size(); + i && RegMaskSlots[i-1].getDeadSlot() > Limit; --i) if (MachineOperand::clobbersPhysReg(RegMaskBits[i-1], PhysReg)) { // Register mask i-1 clobbers PhysReg after the LIU interference. // Model the regmask clobber as a dead def. |