[Hexagon] Do not create passes in the constructor of HexagonPassConfig
When running mir tests, a pass created in that constructor would not be
freed, leading to memory leaks.
llvm-svn: 271043
diff --git a/llvm/lib/Target/Hexagon/HexagonTargetMachine.cpp b/llvm/lib/Target/Hexagon/HexagonTargetMachine.cpp
index 6c75d53..f964a66 100644
--- a/llvm/lib/Target/Hexagon/HexagonTargetMachine.cpp
+++ b/llvm/lib/Target/Hexagon/HexagonTargetMachine.cpp
@@ -195,15 +195,7 @@
class HexagonPassConfig : public TargetPassConfig {
public:
HexagonPassConfig(HexagonTargetMachine *TM, PassManagerBase &PM)
- : TargetPassConfig(TM, PM) {
- bool NoOpt = (TM->getOptLevel() == CodeGenOpt::None);
- if (!NoOpt) {
- if (EnableExpandCondsets) {
- Pass *Exp = createHexagonExpandCondsets();
- insertPass(&RegisterCoalescerID, IdentifyingPassPtr(Exp));
- }
- }
- }
+ : TargetPassConfig(TM, PM) {}
HexagonTargetMachine &getHexagonTargetMachine() const {
return getTM<HexagonTargetMachine>();
@@ -276,6 +268,10 @@
void HexagonPassConfig::addPreRegAlloc() {
if (getOptLevel() != CodeGenOpt::None) {
+ if (EnableExpandCondsets) {
+ Pass *Exp = createHexagonExpandCondsets();
+ insertPass(&RegisterCoalescerID, IdentifyingPassPtr(Exp));
+ }
if (!DisableStoreWidening)
addPass(createHexagonStoreWidening(), false);
if (!DisableHardwareLoops)