Use unique_ptr to simplify deletion.

llvm-svn: 222929

1 files changed, 3 insertions, 5 deletions

diff --git a/llvm/utils/TableGen/CodeGenTarget.cpp b/llvm/utils/TableGen/CodeGenTarget.cpp
index f4f5e2b..b871e06 100644
--- a/llvm/utils/TableGen/CodeGenTarget.cpp
+++ b/llvm/utils/TableGen/CodeGenTarget.cpp
@@ -133,7 +133,7 @@ std::string llvm::getQualifiedName(const Record *R) {
 /// getTarget - Return the current instance of the Target class.
 ///
 CodeGenTarget::CodeGenTarget(RecordKeeper &records)
-  : Records(records), RegBank(nullptr), SchedModels(nullptr) {
+  : Records(records) {
   std::vector<Record*> Targets = Records.getAllDerivedDefinitions("Target");
   if (Targets.size() == 0)
     PrintFatalError("ERROR: No 'Target' subclasses defined!");
@@ -144,8 +144,6 @@ CodeGenTarget::CodeGenTarget(RecordKeeper &records)
 
 CodeGenTarget::~CodeGenTarget() {
   DeleteContainerSeconds(Instructions);
-  delete RegBank;
-  delete SchedModels;
 }
 
 const std::string &CodeGenTarget::getName() const {
@@ -211,7 +209,7 @@ Record *CodeGenTarget::getAsmWriter() const {
 
 CodeGenRegBank &CodeGenTarget::getRegBank() const {
   if (!RegBank)
-    RegBank = new CodeGenRegBank(Records);
+    RegBank = llvm::make_unique<CodeGenRegBank>(Records);
   return *RegBank;
 }
 
@@ -265,7 +263,7 @@ void CodeGenTarget::ReadLegalValueTypes() const {
 
 CodeGenSchedModels &CodeGenTarget::getSchedModels() const {
   if (!SchedModels)
-    SchedModels = new CodeGenSchedModels(Records, *this);
+    SchedModels = llvm::make_unique<CodeGenSchedModels>(Records, *this);
   return *SchedModels;
 }