Pass LiveQueryResult by value
This makes the API a bit more natural to use and makes it easier to make
LiveRanges implementation details private.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@192394 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/LiveIntervalAnalysis.cpp b/lib/CodeGen/LiveIntervalAnalysis.cpp
index 5111785..4c0e058 100644
--- a/lib/CodeGen/LiveIntervalAnalysis.cpp
+++ b/lib/CodeGen/LiveIntervalAnalysis.cpp
@@ -329,7 +329,7 @@
if (UseMI->isDebugValue() || !UseMI->readsVirtualRegister(li->reg))
continue;
SlotIndex Idx = getInstructionIndex(UseMI).getRegSlot();
- LiveRangeQuery LRQ(*li, Idx);
+ LiveQueryResult LRQ = li->Query(Idx);
VNInfo *VNI = LRQ.valueIn();
if (!VNI) {
// This shouldn't happen: readsVirtualRegister returns true, but there is
@@ -450,7 +450,7 @@
void LiveIntervals::pruneValue(LiveInterval *LI, SlotIndex Kill,
SmallVectorImpl<SlotIndex> *EndPoints) {
- LiveRangeQuery LRQ(*LI, Kill);
+ LiveQueryResult LRQ = LI->Query(Kill);
VNInfo *VNI = LRQ.valueOut();
if (!VNI)
return;
@@ -485,7 +485,7 @@
// Check if VNI is live in to MBB.
tie(MBBStart, MBBEnd) = Indexes->getMBBRange(MBB);
- LiveRangeQuery LRQ(*LI, MBBStart);
+ LiveQueryResult LRQ = LI->Query(MBBStart);
if (LRQ.valueIn() != VNI) {
// This block isn't part of the VNI segment. Prune the search.
I.skipChildren();