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Delete dead code. 

llvm-svn: 163735
This commit is contained in:
Jakob Stoklund Olesen 2012-09-12 20:04:17 +00:00
parent c44e973a36
commit 5a3db551a8
2 changed files with 0 additions and 47 deletions
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11
llvm/include/llvm/CodeGen/LiveInterval.h
View File

@ -276,11 +276,6 @@ namespace llvm {
void MergeValueInAsValue(const LiveInterval &RHS,
const VNInfo *RHSValNo, VNInfo *LHSValNo);
/// Copy - Copy the specified live interval. This copies all the fields
/// except for the register of the interval.
void Copy(const LiveInterval &RHS, MachineRegisterInfo *MRI,
VNInfo::Allocator &VNInfoAllocator);
bool empty() const { return ranges.empty(); }
/// beginIndex - Return the lowest numbered slot covered by interval.
@ -313,12 +308,6 @@ namespace llvm {
return r != end() && r->end == index;
}
/// killedInRange - Return true if the interval has kills in [Start,End).
/// Note that the kill point is considered the end of a live range, so it is
/// not contained in the live range. If a live range ends at End, it won't
/// be counted as a kill by this method.
bool killedInRange(SlotIndex Start, SlotIndex End) const;
/// getLiveRangeContaining - Return the live range that contains the
/// specified index, or null if there is none.
const LiveRange *getLiveRangeContaining(SlotIndex Idx) const {

36
llvm/lib/CodeGen/LiveInterval.cpp
View File

@ -69,21 +69,6 @@ VNInfo *LiveInterval::createDeadDef(SlotIndex Def,
return VNI;
}
/// killedInRange - Return true if the interval has kills in [Start,End).
bool LiveInterval::killedInRange(SlotIndex Start, SlotIndex End) const {
Ranges::const_iterator r =
std::lower_bound(ranges.begin(), ranges.end(), End);
// Now r points to the first interval with start >= End, or ranges.end().
if (r == ranges.begin())
return false;
--r;
// Now r points to the last interval with end <= End.
// r->end is the kill point.
return r->end >= Start && r->end < End;
}
// overlaps - Return true if the intersection of the two live intervals is
// not empty.
//
@ -716,27 +701,6 @@ VNInfo* LiveInterval::MergeValueNumberInto(VNInfo *V1, VNInfo *V2) {
return V2;
}
void LiveInterval::Copy(const LiveInterval &RHS,
MachineRegisterInfo *MRI,
VNInfo::Allocator &VNInfoAllocator) {
ranges.clear();
valnos.clear();
std::pair<unsigned, unsigned> Hint = MRI->getRegAllocationHint(RHS.reg);
MRI->setRegAllocationHint(reg, Hint.first, Hint.second);
weight = RHS.weight;
for (unsigned i = 0, e = RHS.getNumValNums(); i != e; ++i) {
const VNInfo *VNI = RHS.getValNumInfo(i);
createValueCopy(VNI, VNInfoAllocator);
}
for (unsigned i = 0, e = RHS.ranges.size(); i != e; ++i) {
const LiveRange &LR = RHS.ranges[i];
addRange(LiveRange(LR.start, LR.end, getValNumInfo(LR.valno->id)));
}
verify();
}
unsigned LiveInterval::getSize() const {
unsigned Sum = 0;
for (const_iterator I = begin(), E = end(); I != E; ++I)