diff options
Diffstat (limited to 'lib/CodeGen/InterferenceCache.cpp')
| -rw-r--r-- | lib/CodeGen/InterferenceCache.cpp | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/lib/CodeGen/InterferenceCache.cpp b/lib/CodeGen/InterferenceCache.cpp index 74f67c2db0..a8a32f3f1a 100644 --- a/lib/CodeGen/InterferenceCache.cpp +++ b/lib/CodeGen/InterferenceCache.cpp @@ -106,11 +106,6 @@ bool InterferenceCache::Entry::valid(LiveIntervalUnion *LIUArray, return i == e; } -// Test if a register mask clobbers PhysReg. -static inline bool maskClobber(const uint32_t *Mask, unsigned PhysReg) { - return !(Mask[PhysReg/32] & (1u << PhysReg%32)); -} - void InterferenceCache::Entry::update(unsigned MBBNum) { SlotIndex Start, Stop; tie(Start, Stop) = Indexes->getMBBRange(MBBNum); @@ -152,7 +147,7 @@ void InterferenceCache::Entry::update(unsigned MBBNum) { SlotIndex Limit = BI->First.isValid() ? BI->First : Stop; for (unsigned i = 0, e = RegMaskSlots.size(); i != e && RegMaskSlots[i] < Limit; ++i) - if (maskClobber(RegMaskBits[i], PhysReg)) { + if (MachineOperand::clobbersPhysReg(RegMaskBits[i], PhysReg)) { // Register mask i clobbers PhysReg before the LIU interference. BI->First = RegMaskSlots[i]; break; @@ -191,7 +186,7 @@ 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) - if (maskClobber(RegMaskBits[i-1], PhysReg)) { + 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. BI->Last = RegMaskSlots[i-1].getDeadSlot(); |