[llvm] r216355 - CodeGen: switch raw array to std::vector

[Dylan Noblesmith]

Author: nobled
Date: Sun Aug 24 19:28:31 2014
New Revision: 216355

URL: http://llvm.org/viewvc/llvm-project?rev=216355&view=rev
Log:
CodeGen: switch raw array to std::vector

Modified:
    llvm/trunk/include/llvm/CodeGen/MachineRegisterInfo.h
    llvm/trunk/lib/CodeGen/MachineRegisterInfo.cpp

Modified: llvm/trunk/include/llvm/CodeGen/MachineRegisterInfo.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/CodeGen/MachineRegisterInfo.h?rev=216355&r1=216354&r2=216355&view=diff
==============================================================================
--- llvm/trunk/include/llvm/CodeGen/MachineRegisterInfo.h (original)
+++ llvm/trunk/include/llvm/CodeGen/MachineRegisterInfo.h Sun Aug 24 19:28:31 2014
@@ -70,7 +70,7 @@ private:
 
   /// PhysRegUseDefLists - This is an array of the head of the use/def list for
   /// physical registers.
-  MachineOperand **PhysRegUseDefLists;
+  std::vector<MachineOperand *> PhysRegUseDefLists;
 
   /// getRegUseDefListHead - Return the head pointer for the register use/def
   /// list for the specified virtual or physical register.
@@ -124,7 +124,6 @@ private:
   void operator=(const MachineRegisterInfo&) LLVM_DELETED_FUNCTION;
 public:
   explicit MachineRegisterInfo(const MachineFunction *MF);
-  ~MachineRegisterInfo();
 
   const TargetRegisterInfo *getTargetRegisterInfo() const {
     return MF->getSubtarget().getRegisterInfo();

Modified: llvm/trunk/lib/CodeGen/MachineRegisterInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/MachineRegisterInfo.cpp?rev=216355&r1=216354&r2=216355&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/MachineRegisterInfo.cpp (original)
+++ llvm/trunk/lib/CodeGen/MachineRegisterInfo.cpp Sun Aug 24 19:28:31 2014
@@ -31,14 +31,7 @@ MachineRegisterInfo::MachineRegisterInfo
   UsedPhysRegMask.resize(getTargetRegisterInfo()->getNumRegs());
 
   // Create the physreg use/def lists.
-  PhysRegUseDefLists =
-    new MachineOperand*[getTargetRegisterInfo()->getNumRegs()];
-  memset(PhysRegUseDefLists, 0,
-         sizeof(MachineOperand*)*getTargetRegisterInfo()->getNumRegs());
-}
-
-MachineRegisterInfo::~MachineRegisterInfo() {
-  delete [] PhysRegUseDefLists;
+  PhysRegUseDefLists.resize(getTargetRegisterInfo()->getNumRegs(), nullptr);
 }
 
 /// setRegClass - Set the register class of the specified virtual register.