Move rematerialization out of beta.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35419 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/LiveIntervalAnalysis.cpp b/lib/CodeGen/LiveIntervalAnalysis.cpp
index eb3ac31..ff7b555 100644
--- a/lib/CodeGen/LiveIntervalAnalysis.cpp
+++ b/lib/CodeGen/LiveIntervalAnalysis.cpp
@@ -50,11 +50,6 @@
EnableJoining("join-liveintervals",
cl::desc("Coallesce copies (default=true)"),
cl::init(true));
-
- static cl::opt<bool>
- EnableReMat("enable-rematerialization",
- cl::desc("Perform trivial re-materialization"),
- cl::init(false));
}
void LiveIntervals::getAnalysisUsage(AnalysisUsage &AU) const {
@@ -436,8 +431,7 @@
// time we see a vreg.
if (interval.empty()) {
// Remember if the definition can be rematerialized.
- if (EnableReMat &&
- vi.DefInst && tii_->isReMaterializable(vi.DefInst->getOpcode()))
+ if (vi.DefInst && tii_->isReMaterializable(vi.DefInst->getOpcode()))
interval.remat = vi.DefInst;
// Get the Idx of the defining instructions.