C++ (Cpp) MemoryReference::unblockRegisters示例

示例#1

文件： ARM64Instruction.cpp 项目： LinHu2016/omr

void TR::ARM64MemSrc1Instruction::assignRegisters(TR_RegisterKinds kindToBeAssigned)
   {
   TR::Machine *machine = cg()->machine();
   TR::MemoryReference *mref = getMemoryReference();
   TR::Register *sourceVirtual = getSource1Register();

   if (getDependencyConditions())
      getDependencyConditions()->assignPostConditionRegisters(this, kindToBeAssigned, cg());

   sourceVirtual->block();
   mref->assignRegisters(this, cg());
   sourceVirtual->unblock();

   mref->blockRegisters();
   TR::RealRegister *assignedRegister = sourceVirtual->getAssignedRealRegister();
   if (assignedRegister == NULL)
      {
      assignedRegister = machine->assignOneRegister(this, sourceVirtual);
      }
   mref->unblockRegisters();

   setSource1Register(assignedRegister);

   if (getDependencyConditions())
      getDependencyConditions()->assignPreConditionRegisters(this->getPrev(), kindToBeAssigned, cg());
   }

示例#2

文件： ARM64Instruction.cpp 项目： LinHu2016/omr

void TR::ARM64Trg1MemInstruction::assignRegisters(TR_RegisterKinds kindToBeAssigned)
   {
   TR::Machine *machine = cg()->machine();
   TR::MemoryReference *mref = getMemoryReference();
   TR::Register *targetVirtual = getTargetRegister();

   if (getDependencyConditions())
      getDependencyConditions()->assignPostConditionRegisters(this, kindToBeAssigned, cg());

   mref->blockRegisters();
   setTargetRegister(machine->assignOneRegister(this, targetVirtual));
   mref->unblockRegisters();

   targetVirtual->block();
   mref->assignRegisters(this, cg());
   targetVirtual->unblock();

   if (getDependencyConditions())
      getDependencyConditions()->assignPreConditionRegisters(this->getPrev(), kindToBeAssigned, cg());
   }