diff options
Diffstat (limited to 'lib/CodeGen/SimpleRegisterCoalescing.cpp')
| -rw-r--r-- | lib/CodeGen/SimpleRegisterCoalescing.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/CodeGen/SimpleRegisterCoalescing.cpp b/lib/CodeGen/SimpleRegisterCoalescing.cpp index 28d249235d..f09eee64b2 100644 --- a/lib/CodeGen/SimpleRegisterCoalescing.cpp +++ b/lib/CodeGen/SimpleRegisterCoalescing.cpp @@ -558,6 +558,9 @@ bool SimpleRegisterCoalescing::ReMaterializeTrivialDef(LiveInterval &SrcInt, const TargetInstrDesc &TID = DefMI->getDesc(); if (!TID.isAsCheapAsAMove()) return false; + if (!DefMI->getDesc().isRematerializable() || + !tii_->isTriviallyReMaterializable(DefMI)) + return false; bool SawStore = false; if (!DefMI->isSafeToMove(tii_, SawStore)) return false; |