Use uint16_t to store register overlaps to reduce static data.
llvm-svn: 152001
diff --git a/llvm/lib/CodeGen/ScheduleDAGInstrs.cpp b/llvm/lib/CodeGen/ScheduleDAGInstrs.cpp
index 8f9d85b..c0ccdb3 100644
--- a/llvm/lib/CodeGen/ScheduleDAGInstrs.cpp
+++ b/llvm/lib/CodeGen/ScheduleDAGInstrs.cpp
@@ -215,7 +215,7 @@
unsigned SpecialAddressLatency = ST.getSpecialAddressLatency();
unsigned DataLatency = SU->Latency;
- for (const unsigned *Alias = TRI->getOverlaps(MO.getReg()); *Alias; ++Alias) {
+ for (const uint16_t *Alias = TRI->getOverlaps(MO.getReg()); *Alias; ++Alias) {
if (!Uses.contains(*Alias))
continue;
std::vector<SUnit*> &UseList = Uses[*Alias];
@@ -268,7 +268,7 @@
// TODO: Using a latency of 1 here for output dependencies assumes
// there's no cost for reusing registers.
SDep::Kind Kind = MO.isUse() ? SDep::Anti : SDep::Output;
- for (const unsigned *Alias = TRI->getOverlaps(MO.getReg()); *Alias; ++Alias) {
+ for (const uint16_t *Alias = TRI->getOverlaps(MO.getReg()); *Alias; ++Alias) {
if (!Defs.contains(*Alias))
continue;
std::vector<SUnit *> &DefList = Defs[*Alias];