void CGRA_PE::Execute()
{
int ins_opcode=ins->getOpCode();
/*
if(Len != Prolog)
{
if(PE_Count == ((CGRA_XDim * CGRA_YDim)-1))
{
PE_Count = 0;
if(II_Count == (II-1))
II_Count = 0;
else
II_Count = II_Count + 1;
}
else
PE_Count = PE_Count + 1;
if((II_Count == (II-1)) & (PE_Count == ((CGRA_XDim*CGRA_YDim)-1)))
KernelCount--;
}
*/
// if(ins_opcode != 7)
// //printf("\n******** IN CGRA PE. Opcode: %d************\n",ins_opcode);
switch (ins_opcode)
{
case Add:
Output=Input1+Input2;
printf("\nInput1 = %d\tInput2 = %d\n",Input1, Input2);
printf("\n******** SUM IN THIS PE %d************\n",Output);
break;
case Sub:
Output=Input1-Input2;
printf("\nInput1 = %d\tInput2 = %d\n",Input1, Input2);
printf("\n******** SUBTRACTION IN THIS PE %d************\n",Output);
break;
case Mult:
Output=Input1*Input2;
printf("\nInput1 = %d\tInput2 = %d\n",Input1, Input2);
printf("\n******** PRODUCT IN THIS PE %d************\n",Output);
break;
case AND:
Output=Input1&Input2;
printf("\nInput1 = %d\tInput2 = %d\n",Input1, Input2);
printf("\n******** AND IN THIS PE %d************\n",Output);
break;
case OR:
Output=Input1|Input2;
printf("\nInput1 = %d\tInput2 = %d\n",Input1, Input2);
printf("\n******** OR IN THIS PE %d************\n",Output);
break;
case XOR:
Output=Input1^Input2;
printf("\nInput1 = %d\tInput2 = %d\n",Input1, Input2);
printf("\n******** XOR IN THIS PE %d************\n",Output);
break;
case cgraASR:
Output=Input1>>Input2;
printf("\nInput1 = %d\tInput2 = %d\n",Input1, Input2);
printf("\n******** ASR IN THIS PE %d************\n",Output);
break;
case cgraASL:
Output=Input1<<Input2;
printf("\nInput1 = %d\tInput2 = %d\n",Input1, Input2);
printf("\n******** ASL IN THIS PE %d************\n",Output);
break;
case GT:
Output=Input1>Input2;
printf("\nInput1 = %d\tInput2 = %d\n",Input1, Input2);
printf("\n******** Greater Than IN THIS PE %d************\n",Output);
break;
case LT:
Output=Input1<Input2;
printf("\nInput1 = %d\tInput2 = %d\n",Input1, Input2);
printf("\n******** Less Than IN THIS PE %d************\n",Output);
break;
case EQ:
Output=Input1==Input2;
printf("\nInput1 = %d\tInput2 = %d\n",Input1, Input2);
printf("\n******** EQUALS IN THIS PE %d************\n",Output);
break;
case NEQ:
Output=Input1!=Input2;
printf("\nInput1 = %d\tInput2 = %d\n",Input1, Input2);
printf("\n******** NOT EQUALS IN THIS PE %d************\n",Output);
break;
case LDi:
case LDMi:
case LDUi:
Output=Input1;
printf("\nInput1 = %d\tInput2 = %d\n",Input1, Input2);
printf("\n******** LDI IN THIS PE %d************\n",Output);
break;
case NOOP:
printf("CGRA: NOOP.Execute()\n");
break;
default:
throw new CGRAException("Unknown CGRA Opcode");
}
if (ins->getSelectDataMemoryAddressBus())
{
printf("\n*********Setting Address %x ******\n",(unsigned int)Output);
MemoryPort->setAddress(Output);
MemoryPort->Read();
}
if (ins->getSelectDataMemoryDataBus())
{
printf("\n******** DB Output %d************\n",Output);
MemoryPort->setData(Output);
}
if (ins->getWriteRegisterEnable())
{
// printf("\n************** WE *****************\n");
int writeRegisterNumber = ins->getWriteRegAddress();
if(ins_opcode==LDi)
{
writeRegisterNumber = writeRegisterNumber + REGFILESIZE;
RegFile->Write(writeRegisterNumber,Output);
}
else if(ins_opcode==LDMi)
{
writeRegisterNumber = writeRegisterNumber + REGFILESIZE;
Output=(Output<<12) | ( RegFile->Read(writeRegisterNumber));
RegFile->Write(writeRegisterNumber,Output);
}
else if(ins_opcode==LDUi)
{
writeRegisterNumber = writeRegisterNumber + REGFILESIZE;
Output=(Output<<24) | ( RegFile->Read(writeRegisterNumber));
RegFile->Write(writeRegisterNumber,Output);
}
else
RegFile->Write(writeRegisterNumber,Output);
}
advanceTime();
if(ins_opcode==EQ || ins_opcode==NEQ || ins_opcode==GT || ins_opcode==LT)
{
//write the result to the controller bus
printf("\nCOMPARE INSTRUCTION OUTPUT = %d\n",Output);
if(ins_opcode == EQ || ins_opcode == NEQ)
*(this->Controller_Reg) = ~Output;
else
*(this->Controller_Reg) = Output;
}
// cout << "Kernelcount " << KernelCount << endl;
// if(KernelCount < 1) //If it is 1, then this is last run //Actually We Don't Rely On This.
// *(this->Controller_Reg)=0;
// KernelCount--;
}
void DBCCArmatureNode::update(float dt)
{
DBASSERT(!_clock, "can not has clock when update!");
advanceTime(dt);
}
