squiid/llvm
1
0
Fork 0
Code Issues Pull requests Activity

[LVI] Use SmallDenseMap for getValueFromCondition(); NFC

Browse source 
For the common case, we will only insert one value into this map.
This commit is contained in:
Nikita Popov 2020-03-21 14:54:46 +01:00
parent 71f8b78d89
commit dbf78ae128
1 changed files with 4 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
llvm/lib/Analysis/LazyValueInfo.cpp
View file

@ -1278,11 +1278,11 @@ static ValueLatticeElement getValueFromOverflowCondition(
static ValueLatticeElement
getValueFromCondition(Value *Val, Value *Cond, bool isTrueDest,
DenseMap<Value*, ValueLatticeElement> &Visited);
SmallDenseMap<Value*, ValueLatticeElement> &Visited);
static ValueLatticeElement
getValueFromConditionImpl(Value *Val, Value *Cond, bool isTrueDest,
DenseMap<Value*, ValueLatticeElement> &Visited) {
SmallDenseMap<Value*, ValueLatticeElement> &Visited) {
if (ICmpInst *ICI = dyn_cast<ICmpInst>(Cond))
return getValueFromICmpCondition(Val, ICI, isTrueDest);
@ -1315,7 +1315,7 @@ getValueFromConditionImpl(Value *Val, Value *Cond, bool isTrueDest,
static ValueLatticeElement
getValueFromCondition(Value *Val, Value *Cond, bool isTrueDest,
DenseMap<Value*, ValueLatticeElement> &Visited) {
SmallDenseMap<Value*, ValueLatticeElement> &Visited) {
auto I = Visited.find(Cond);
if (I != Visited.end())
return I->second;
@ -1328,7 +1328,7 @@ getValueFromCondition(Value *Val, Value *Cond, bool isTrueDest,
ValueLatticeElement getValueFromCondition(Value *Val, Value *Cond,
bool isTrueDest) {
assert(Cond && "precondition");
DenseMap<Value*, ValueLatticeElement> Visited;
SmallDenseMap<Value*, ValueLatticeElement> Visited;
return getValueFromCondition(Val, Cond, isTrueDest, Visited);
}