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Move rematerialization out of beta.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35419 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2007-03-28 08:26:40 +00:00
parent 4acf155af3
commit 2005a02f32
1 changed files with 1 additions and 7 deletions
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8
lib/CodeGen/LiveIntervalAnalysis.cpp
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@ -50,11 +50,6 @@ namespace {
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 @@ void LiveIntervals::handleVirtualRegisterDef(MachineBasicBlock *mbb,
// 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.