Add LiveInterval::RenumberValues - Garbage collection for VNInfos.
After heavy editing of a live interval, it is much easier to simply renumber the
live values instead of trying to keep track of the unused ones.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@110463 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SplitKit.cpp b/lib/CodeGen/SplitKit.cpp
index fdc448d..9b0d73a 100644
--- a/lib/CodeGen/SplitKit.cpp
+++ b/lib/CodeGen/SplitKit.cpp
@@ -553,8 +553,10 @@
}
// dupli_ goes in last, after rewriting.
- if (dupli_)
+ if (dupli_) {
+ dupli_->RenumberValues();
intervals_.push_back(dupli_);
+ }
// FIXME: *Calculate spill weights, allocation hints, and register classes for
// firstInterval..