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[CodeGen] Fix AtomicExpand invalidation issue caused by r247429.
[oota-llvm.git]
/
lib
/
CodeGen
/
AtomicExpandPass.cpp
diff --git
a/lib/CodeGen/AtomicExpandPass.cpp
b/lib/CodeGen/AtomicExpandPass.cpp
index 2c2a08fbb5aafef1b8b49689d8e4b58e5583a94b..73102ccfece1006a23f2708a5f14e403b3380c45 100644
(file)
--- a/
lib/CodeGen/AtomicExpandPass.cpp
+++ b/
lib/CodeGen/AtomicExpandPass.cpp
@@
-505,8
+505,10
@@
bool AtomicExpand::isIdempotentRMW(AtomicRMWInst* RMWI) {
}
bool AtomicExpand::simplifyIdempotentRMW(AtomicRMWInst* RMWI) {
}
bool AtomicExpand::simplifyIdempotentRMW(AtomicRMWInst* RMWI) {
- if (auto ResultingLoad = TLI->lowerIdempotentRMWIntoFencedLoad(RMWI))
- return tryExpandAtomicLoad(ResultingLoad);
+ if (auto ResultingLoad = TLI->lowerIdempotentRMWIntoFencedLoad(RMWI)) {
+ tryExpandAtomicLoad(ResultingLoad);
+ return true;
+ }
return false;
}
return false;
}