public override bool StepCycle()
{
if (IsHalted)
{
return(true);
}
string debugInfo;
MessageManager.ShowLine($"-Cycle.{ this.CycleCount.ToString().PadLeft(8,' ') } -------------------------------------------", enumMessageLevel.ExecutionLog);
{
MessageManager.GoInnerTab();
MessageManager.ShowLine($"PC: 0x{ (CircuitGroup.FS.PCOut_OFace.Value*2).ToString("X8") }", enumMessageLevel.ExecutionLog);
Action showRAMHighPin = () =>
{
MessageManager.Show(" (RAM-High) : ", enumMessageLevel.ExecutionLog);
MessageManager.GoInnerTab();
if (CircuitGroup.AS.MemoryStallRequest_OFace.Value)
{ //MA
if (CircuitGroup.SyncMemoryHighRead.Value.Enabled)
{
uint readed = (uint)CircuitGroup.SyncMemoryHigh.Read_OFace.Value << 16 | CircuitGroup.SyncMemoryLow.Read_OFace.Value;
MessageManager.Show($"Memory read at 0x{(CircuitGroup.SyncMemoryHighRead.Value.Address * 4).ToString("X8")}", enumMessageLevel.ExecutionLog);
MessageManager.Show($" => {(int)readed} (0x{readed.ToString("X8")})", enumMessageLevel.ExecutionLog);
Memory.GetDebugInfo((uint)CircuitGroup.SyncMemoryHighRead.Value.Address, out debugInfo, 1, 0);
if (debugInfo != "")
{
MessageManager.Show($" ･･･ \"{ debugInfo }\"", enumMessageLevel.ExecutionLog);
}
MessageManager.ShowLine($"", enumMessageLevel.ExecutionLog);
}
else if (CircuitGroup.SyncMemoryHighWrite.Value.Enabled)
{
uint written = (uint)CircuitGroup.SyncMemoryHighWrite.Value.Value << 16 | CircuitGroup.SyncMemoryLowWrite.Value.Value;
MessageManager.Show($"Memory write to 0x{(CircuitGroup.SyncMemoryHighWrite.Value.Address * 4).ToString("X8")}", enumMessageLevel.ExecutionLog);
MessageManager.Show($" <= {(int)written} (0x{written.ToString("X8")})", enumMessageLevel.ExecutionLog);
Memory.GetDebugInfo((uint)CircuitGroup.SyncMemoryHighRead.Value.Address, out debugInfo, 1, 0);
if (debugInfo != "")
{
MessageManager.Show($" ･･･ \"{ debugInfo }\"", enumMessageLevel.ExecutionLog);
}
MessageManager.ShowLine($"", enumMessageLevel.ExecutionLog);
}
}
else
{ //fetch
uint pc = (uint)CircuitGroup.SyncMemoryHighRead.Value.Address * 2;
MessageManager.Show($"Fetching at PC: 0x{ (pc*2).ToString("X8") }", enumMessageLevel.ExecutionLog);
Memory.GetDebugInfo(pc / 2, out debugInfo, 2, (int)pc % 2);
if (debugInfo != "")
{
MessageManager.ShowLine($" ･･･ \"{ debugInfo }\"", enumMessageLevel.ExecutionLog);
}
MessageManager.ShowLine($"", enumMessageLevel.ExecutionLog);
}
MessageManager.GoOuterTab();
};
Action showRAMLowPin = () =>
{
if (CircuitGroup.AS.MemoryStallRequest_OFace.Value)
{ //MA
}
else
{ //fetch
MessageManager.Show(" (RAM-Low) : ", enumMessageLevel.ExecutionLog);
MessageManager.GoInnerTab();
uint pc = (uint)CircuitGroup.SyncMemoryLowRead.Value.Address * 2 + 1;
MessageManager.Show($"Fetching at PC: 0x{ (pc * 2).ToString("X8") }", enumMessageLevel.ExecutionLog);
Memory.GetDebugInfo(pc / 2, out debugInfo, 2, (int)pc % 2);
if (debugInfo != "")
{
MessageManager.ShowLine($" ･･･ \"{ debugInfo }\"", enumMessageLevel.ExecutionLog);
}
MessageManager.ShowLine($"", enumMessageLevel.ExecutionLog);
MessageManager.GoOuterTab();
}
};
if (!CircuitGroup.AS.MemoryStallRequest_OFace.Value)
{
MessageManager.ShowLine("[Fetch Stage] ", enumMessageLevel.ExecutionLog);
if (CircuitGroup.SyncMemoryLowRead.Value.Address == CircuitGroup.SyncMemoryHighRead.Value.Address)
{
ushort intsr = CircuitGroup.SyncMemoryHigh.Read_OFace.Value;
byte instrOpcode = (byte)((intsr >> 14) & 3);
bool instrJumpFlag = ((intsr >> 13) & 1) != 0;
showRAMHighPin();
if ((instrOpcode & 2) == 0 && instrJumpFlag)
{
showRAMLowPin();
}
}
else
{
ushort intsr = CircuitGroup.SyncMemoryLow.Read_OFace.Value;
byte instrOpcode = (byte)((intsr >> 14) & 3);
bool instrJumpFlag = ((intsr >> 13) & 1) != 0;
showRAMLowPin();
if ((instrOpcode & 2) == 0 && instrJumpFlag)
{
showRAMHighPin();
}
}
}
else
{
MessageManager.ShowLine($"**Stalling for Memory Access**", enumMessageLevel.ExecutionLog);
showRAMHighPin();
showRAMLowPin();
}
if (!CircuitGroup.AS.MemoryStallRequest_OFace.Value && CircuitGroup.CS.ValidCS_IFace)
{
MessageManager.ShowLine("[Compute Stage]", enumMessageLevel.ExecutionLog);
MessageManager.GoInnerTab();
{
string opMode = "";
string condMode = "";
switch (CircuitGroup.CS.Instruction_IFace.Get() >> 30)
{
case 0:
opMode = "SUB";
if (((CircuitGroup.CS.Instruction_IFace.Get() >> 29) & 1) != 0)
{
condMode = (CircuitGroup.CS.alu_condflag_OFace.Value == 1 ? "CAR" : CircuitGroup.CS.alu_condflag_OFace.Value == 4 ? "NEG" : "LSB");
}
break;
case 1:
opMode = "AND";
if (((CircuitGroup.CS.Instruction_IFace.Get() >> 29) & 1) != 0)
{
condMode = (CircuitGroup.CS.alu_condflag_OFace.Value == 1 ? "CAR" : CircuitGroup.CS.alu_condflag_OFace.Value == 4 ? "NEG" : "LSB");
}
break;
case 3:
opMode = "SHR";
break;
case 2:
opMode = (((CircuitGroup.CS.Instruction_IFace.Get() >> 29) & 1) == 0) ? "MR" : "MW";
break;
}
MessageManager.Show($" *OpMode = { opMode }", enumMessageLevel.ExecutionLog);
if (condMode != "")
{
MessageManager.Show($" -< J{ condMode }", enumMessageLevel.ExecutionLog);
}
MessageManager.ShowLine("", enumMessageLevel.ExecutionLog);
MessageManager.ShowLine(" *ALU", enumMessageLevel.ExecutionLog);
MessageManager.ShowLine($" A = { (int)CircuitGroup.CS.alu_a_OFace.Value } (0x{CircuitGroup.CS.alu_a_OFace.Value.ToString("X8")})", enumMessageLevel.ExecutionLog);
MessageManager.ShowLine($" B = { (int)CircuitGroup.CS.alu_b_OFace.Value } (0x{CircuitGroup.CS.alu_b_OFace.Value.ToString("X8")})", enumMessageLevel.ExecutionLog);
MessageManager.ShowLine($" RES={ (int)CircuitGroup.CS.Alu.OpResult_OFace.Value } (0x{CircuitGroup.CS.Alu.OpResult_OFace.Value.ToString("X8")})", enumMessageLevel.ExecutionLog);
if (condMode != "")
{
MessageManager.ShowLine($" CND={ CircuitGroup.CS.Alu.CondResult_OFace.Value }", enumMessageLevel.ExecutionLog);
}
}
MessageManager.GoOuterTab();
}
MessageManager.GoOuterTab();
}
if (CircuitGroup.AS.RegWen_OFace.Value && CircuitGroup.AS.RegWdata_OFace.Value == 0xFFFFFFFC)
{
}
CircuitGroup.UpdateCycle();
//System.IO.File.AppendAllText("PCLog.txt", "# " + (this.CircuitGroup.ProgramCounter * 2).ToString("X4") + "\n");
if (this.CircuitGroup.ProgramCounter == this.PrevPrevProgramCounter && !PrevStalled)
{
MessageManager.ShowLine($"S Y S T E M H A L T", enumMessageLevel.ExecutionLog);
base.IsHalted = true;
}
this.PrevPrevProgramCounter = this.PrevProgramCounter;
this.PrevProgramCounter = this.CircuitGroup.ProgramCounter;
this.PrevStalled = this.CircuitGroup.AS.MemoryStallRequest_OFace.Value;
this.CycleCount++;
MarkExecutionTraceData((int)CircuitGroup.ProgramCounter, (long)CycleCount);
StackPointerMin = Math.Min(StackPointerMin, CircuitGroup.CS.RegisterFile.Entries[1].Content);
/*
* StringBuilder sb = new StringBuilder();
* for (int i = 0; i < 16; i++)
* {
* sb.Append(this.CircuitGroup.CS.RegisterFile.Entries[i].Content.ToString("X8") + ",");
* }
* System.IO.File.AppendAllText(@"E:\cycle.txt", sb.ToString() + "\r\n");
*/
return(true);
}
public override bool StepCycle()
{
if (IsHalted)
{
return(true);
}
string debugInfo;
MessageManager.ShowLine($"-Cycle.{ this.CycleCount.ToString().PadLeft(8,' ') } -------------------------------------------", enumMessageLevel.ExecutionLog);
MessageManager.GoInnerTab();
MessageManager.Show($"PC: 0x{ ProgramCounter.ToString("X8") }", enumMessageLevel.ExecutionLog);
Memory.GetDebugInfo(ProgramCounter / 4, out debugInfo, 4, (int)(ProgramCounter % 4));
MessageManager.Show($" ･･･ \"{ debugInfo }\"", enumMessageLevel.ExecutionLog);
MessageManager.ShowLine($"", enumMessageLevel.ExecutionLog);
RegisterEntrys[RegisterNum_PC] = ProgramCounter + 2;
RegisterEntrys[RegisterNum_Z] = 0;
RegisterEntrys[RegisterNum_DEC] = 1;
RegisterEntrys[RegisterNum_INC] = 0xFFFFFFFF;
RegisterEntrys[RegisterNum_NFOUR] = 1u + ~4u;
RegisterEntrys[RegisterNum_WIDTH] = 32;
//Fetch
uint instr;
{ //Left instruction
if (!Memory.LoadWord(ProgramCounter / 4, out instr, EnumMemorymAccessType.Instruction, 2, ((int)ProgramCounter / 2) % 2))
{
MessageManager.GoOuterTab();
return(false);
}
Memory.CountExecuteWord(ProgramCounter / 4, 2, ((int)ProgramCounter / 2) % 2);
if (ProgramCounter % 4 == 0)
{
instr = (instr >> 16) & 0xFFFF;
}
else
{
instr = instr & 0xFFFF;
}
}
//Decode
byte opcode = (byte)((instr >> 14) & 0x3);
bool jumpFlag = ((instr >> 13) & 0x1) != 0;
uint op0, op1, op2;
op0 = ((instr >> 9) & 0xF);
op1 = ((instr >> 4) & 0x1F);
op2 = (instr & 0xF);
int offset0 = (int)(((op0 >> 3) & 1) != 0 ? (0xFFFFFFF0 | op0) : op0);
op0 = (uint)OperandAIndexTable[op0];
op1 = (uint)OperandBIndexTable[op1];
op2 = (uint)OperandCIndexTable[op2];
if ((int)op0 < 0 || (int)op1 < 0 || (int)op2 < 0)
{
MessageManager.ShowLine($"op0={(int)op0},op1={(int)op1},op2={(int)op2}", enumMessageLevel.ExecutionLog);
MessageManager.GoOuterTab();
return(false);
}
//Branch
bool branchCond = false;
bool branchNotDelayed = false;
uint branchAddress = 0;
if (opcode < 2 && jumpFlag)
{
uint jumpAttr;
{ //Fetch
uint jumpAttrByteAddr = ProgramCounter + 2;
if (!Memory.LoadWord(jumpAttrByteAddr / 4, out jumpAttr, EnumMemorymAccessType.Instruction, 2, ((int)jumpAttrByteAddr / 2) % 2))
{
MessageManager.GoOuterTab();
return(false);
}
if (jumpAttrByteAddr % 4 == 0)
{
jumpAttr = (jumpAttr >> 16) & 0xFFFF;
}
else
{
jumpAttr = jumpAttr & 0xFFFF;
}
}
byte condFlag = (byte)((jumpAttr >> 12) & 0x7);
byte regFlag = (byte)((jumpAttr >> 15) & 0x1);
uint targetAddr = (uint)(jumpAttr & 0x00000FFF) | ((jumpAttr & 0x000000800) != 0 ? 0xFFFFF000 : 0);
branchAddress = ProgramCounter + 2 + targetAddr * 2; //((opcode < 2 && jumpFlag) ? 2u : 0u) +
{ //Determine
switch (condFlag)
{
case 1: //carry
ulong brtmp1 = (ulong)RegisterEntrys[op1] - (ulong)RegisterEntrys[op0];
branchCond = (brtmp1 & 0x100000000) == 0;
break;
case 2: //lsb
branchCond = ((RegisterEntrys[op1] & RegisterEntrys[op0]) & 0x1) == 0;
break;
case 4: //neg
branchCond = (int)(RegisterEntrys[op1] - RegisterEntrys[op0]) < 0;
break;
default:
break;
}
}
}
//Wriite
switch (opcode)
{
case 0: //Sub
{
uint writeValue = RegisterEntrys[op1] - RegisterEntrys[op0];
MessageManager.ShowLine($"${ConvertRegisterNum(op2).PadRight(2)} <= {((int)RegisterEntrys[op1]).ToString()} (${ConvertRegisterNum(op1)}) - {((int)RegisterEntrys[op0]).ToString()} (${ConvertRegisterNum(op0)})", enumMessageLevel.ExecutionLog);
MessageManager.ShowLine($" = { ((int)writeValue).ToString() } = 0x{ writeValue.ToString("X8") }", enumMessageLevel.ExecutionLog);
RegisterEntrys[op2] = writeValue;
}
break;
case 1: //Xan
{
uint writeValue = RegisterEntrys[op1] & RegisterEntrys[op0];
/*
* (((RegisterEntrys[op1] & RegisterEntrys[op0]) >> 1) & 0x7FFFFFFF) |
* (RegisterEntrys[op1] < RegisterEntrys[op0] ? 0x80000000 : 0);
*/
MessageManager.ShowLine($"${ConvertRegisterNum(op2).PadRight(2)} <= [31]: {((int)RegisterEntrys[op1]).ToString()} (${ConvertRegisterNum(op1)}) < {((int)RegisterEntrys[op0]).ToString() } (${ConvertRegisterNum(op0)})", enumMessageLevel.ExecutionLog);
MessageManager.ShowLine($" [30-0]: { RegisterEntrys[op1].ToString()} (${ConvertRegisterNum(op1)}) - {RegisterEntrys[op0].ToString()} (${ConvertRegisterNum(op0)})", enumMessageLevel.ExecutionLog);
MessageManager.ShowLine($" = { ((int)writeValue).ToString() } = 0x{ writeValue.ToString("X8") }", enumMessageLevel.ExecutionLog);
RegisterEntrys[op2] = writeValue;
}
break;
case 3: //Shift
{
uint writeValue = (RegisterEntrys[op0]) >> 8;
MessageManager.ShowLine($"${ConvertRegisterNum(op2).PadRight(2)} <= {((int)RegisterEntrys[op1]).ToString()} (${ConvertRegisterNum(op1)}) >> 8", enumMessageLevel.ExecutionLog);
MessageManager.ShowLine($" = { ((int)writeValue).ToString() } = 0x{ writeValue.ToString("X8") }", enumMessageLevel.ExecutionLog);
RegisterEntrys[op2] = writeValue;
}
break;
case 2: //Mr,Mw (by jump flag)
branchCond = false;
branchNotDelayed = true;
if (!jumpFlag)
{ //Mr
uint mem;
if (!Memory.LoadWord((uint)(RegisterEntrys[op1] - offset0 * 2) / 4, out mem, EnumMemorymAccessType.Data, 1, 0))
{
MessageManager.GoOuterTab();
return(false);
}
MessageManager.ShowLine($"${ConvertRegisterNum(op2).PadRight(2)} <= MEM[0x{RegisterEntrys[op1].ToString("X8")}(${ConvertRegisterNum(op1)}) - ({offset0*2})]", enumMessageLevel.ExecutionLog);
MessageManager.ShowLine($" = MEM[0x{((RegisterEntrys[op1] - offset0 * 2)).ToString("X8")}]", enumMessageLevel.ExecutionLog);
MessageManager.ShowLine($" = {mem} = 0x{mem.ToString("X8")}", enumMessageLevel.ExecutionLog);
RegisterEntrys[op2] = mem;
if (op1 == RegisterNum_PC) //PC Relative
{
branchCond = true;
branchAddress = (ProgramCounter & 0xFFFFFFFC) + 8;
}
}
else
{ //Mw
/*if ((uint)(RegisterEntrys[op1] - offset0 * 2) / 4 >= 34 &&
* (uint)(RegisterEntrys[op1] - offset0 * 2) / 4 <= 34 + 4)
* {
* MessageManager.ShowLine($"-Cycle.{ this.CycleCount.ToString().PadLeft(8, ' ') } -------------------------------------------", enumMessageLevel.ProgressLog);
* MessageManager.ShowLine($"MEM[0x{RegisterEntrys[op1].ToString("X8")}(${ConvertRegisterNum(op1)})-({offset0 * 2}) = 0x{(RegisterEntrys[op1] - offset0 * 2).ToString("X8")}]", enumMessageLevel.ProgressLog);
* MessageManager.ShowLine($" <= ${ConvertRegisterNum(op2)}", enumMessageLevel.ProgressLog);
* MessageManager.ShowLine($" = {RegisterEntrys[op2]} (0x{RegisterEntrys[op2].ToString("X8")})", enumMessageLevel.ProgressLog);
* }*/
if (!Memory.StoreWord((uint)(RegisterEntrys[op1] - offset0 * 2) / 4, RegisterEntrys[op2], 1, 0))
{
MessageManager.GoOuterTab();
return(false);
}
MessageManager.ShowLine($"MEM[0x{RegisterEntrys[op1].ToString("X8")}(${ConvertRegisterNum(op1)})-({offset0 * 2}) = 0x{(RegisterEntrys[op1] - offset0 * 2).ToString("X8")}]", enumMessageLevel.ExecutionLog);
MessageManager.ShowLine($" <= ${ConvertRegisterNum(op2)}", enumMessageLevel.ExecutionLog);
MessageManager.ShowLine($" = {RegisterEntrys[op2]} (0x{RegisterEntrys[op2].ToString("X8")})", enumMessageLevel.ExecutionLog);
}
break;
}
//Branch
if (branchCond)
{
MessageManager.ShowLine($"Jump Happen to 0x{branchAddress.ToString("X8")}", enumMessageLevel.ExecutionLog);
if (DelayBranchEnabled && !branchNotDelayed)
{
BranchHappened = DelayBranchEnabled;
BranchTarget = branchAddress;
ProgramCounter += (opcode < 2 && jumpFlag) ? 4u : 2u;
}
else
{
ProgramCounter = branchAddress;
}
}
else
{
if (DelayBranchEnabled && BranchHappened)
{
ProgramCounter = BranchTarget;
BranchHappened = false;
}
else
{
ProgramCounter += (opcode < 2 && jumpFlag) ? 4u : 2u;
}
}
MessageManager.GoOuterTab();
if ((!DelayBranchEnabled && this.ProgramCounter == this.PrevProgramCounter) ||
(DelayBranchEnabled && this.ProgramCounter == this.PrevPrevProgramCounter))
{
MessageManager.ShowLine($"S Y S T E M H A L T", enumMessageLevel.ExecutionLog);
base.IsHalted = true;
}
this.PrevPrevProgramCounter = this.PrevProgramCounter;
this.PrevProgramCounter = this.ProgramCounter;
CycleCount++;
MarkExecutionTraceData((int)ProgramCounter / 2, (long)CycleCount);
StackPointerMin = Math.Min(StackPointerMin, RegisterEntrys[1]);
/*
* StringBuilder sb = new StringBuilder();
* for (int i = 0; i < 16; i++)
* {
* sb.Append(RegisterEntrys[i].ToString("X8") + ",");
* }
* System.IO.File.AppendAllText(@"E:\instr.txt", sb.ToString() + "\r\n");
*/
return(true);
}
public override bool StepCycle()
{
if (IsHalted)
{
return(false);
}
string debugInfo;
MessageManager.ShowLine($"-Cycle.{ this.CycleCount.ToString().PadLeft(8,' ') } -------------------------------------------", enumMessageLevel.ExecutionLog);
MessageManager.GoInnerTab();
MessageManager.Show($"PC: 0x{ ProgramCounter.ToString("X8") }", enumMessageLevel.ExecutionLog);
Memory.GetDebugInfo(ProgramCounter, out debugInfo);
MessageManager.Show($" ･･･ \"{ debugInfo }\"", enumMessageLevel.ExecutionLog);
MessageManager.ShowLine($"", enumMessageLevel.ExecutionLog);
//Fetch
uint opA, opB, opC, opD;
if (!Memory.LoadWord(ProgramCounter + 0, out opA, EnumMemorymAccessType.Instruction) ||
!Memory.LoadWord(ProgramCounter + 1, out opB, EnumMemorymAccessType.Instruction) ||
!Memory.LoadWord(ProgramCounter + 2, out opC, EnumMemorymAccessType.Instruction) ||
!Memory.LoadWord(ProgramCounter + 3, out opD, EnumMemorymAccessType.Instruction))
{
MessageManager.GoOuterTab();
return(false);
}
//Read
uint memOpA, memOpB;
if (!Memory.LoadWord(opA, out memOpA, EnumMemorymAccessType.Data) ||
!Memory.LoadWord(opB, out memOpB, EnumMemorymAccessType.Data))
{
MessageManager.GoOuterTab();
return(false);
}
//Alu
bool opcode = (opD & 0x80000000) != 0;
if (!opcode)
{
uint writeValue;
bool branchCondition;
Subneg4X.Alu.ComputeSubneg(memOpA, memOpB, out writeValue, out branchCondition);
MessageManager.ShowLine($"Mem[0x{opC.ToString("X8")}] <= {((int)memOpB).ToString()} (Mem[0x{ opB.ToString("X8") }]) - {((int)memOpA).ToString() } (Mem[0x{ opA.ToString("X8") }])", enumMessageLevel.ExecutionLog);
MessageManager.ShowLine($" = { ((int)writeValue).ToString() } = 0x{ writeValue.ToString("X8") }", enumMessageLevel.ExecutionLog);
//Write
if (!Memory.StoreWord(opC, writeValue))
{
MessageManager.GoOuterTab();
return(false);
}
if (opC >= 261 && opC <= 261 + 4)
{
MessageManager.ShowLine($"-Cycle.{ this.CycleCount.ToString().PadLeft(8, ' ') } -------------------------------------------", enumMessageLevel.ExecutionLog);
MessageManager.ShowLine($"Mem[0x{opC.ToString("X8")}] <= {((int)memOpB).ToString()} (Mem[0x{ opB.ToString("X8") }]) - {((int)memOpA).ToString() } (Mem[0x{ opA.ToString("X8") }])", enumMessageLevel.ExecutionLog);
MessageManager.ShowLine($" = { ((int)writeValue).ToString() } = 0x{ writeValue.ToString("X8") }", enumMessageLevel.ExecutionLog);
}
//Branch
uint branchTarget = opD & 0x7FFFFFFF;
if (branchCondition && branchTarget != this.ProgramCounter + 4)
{
MessageManager.ShowLine($"Jump to 0x{ (opD & 0x7FFFFFFF).ToString("X8") }", enumMessageLevel.ExecutionLog);
this.ProgramCounter = branchTarget;
}
else
{
this.ProgramCounter += 4;
}
}
else
{
uint writeValue;
bool branchCondition;
Subneg4X.Alu.ComputeSubnegX(memOpA, memOpB, out writeValue, out branchCondition);
MessageManager.ShowLine($"Mem[0x{opC.ToString("X8")}] <= [31]: {((int)memOpB).ToString()} (Mem[0x{ opB.ToString("X8") }] < {((int)memOpA).ToString() } (Mem[0x{ opA.ToString("X8") }])", enumMessageLevel.ExecutionLog);
MessageManager.ShowLine($" [30-0]: { memOpB.ToString()} (Mem[0x{ opB.ToString("X8") }]) - {memOpA.ToString() } (Mem[0x{ opA.ToString("X8") }])", enumMessageLevel.ExecutionLog);
MessageManager.ShowLine($" = { ((int)writeValue).ToString() } = 0x{ writeValue.ToString("X8") }", enumMessageLevel.ExecutionLog);
//Write
if (!Memory.StoreWord(opC, writeValue))
{
MessageManager.GoOuterTab();
return(false);
}
//Branch
uint branchTarget = opD & 0x7FFFFFFF;
if (branchCondition && branchTarget != this.ProgramCounter + 4)
{
MessageManager.ShowLine($"Jump to 0x{ (opD & 0x7FFFFFFF).ToString("X8") }", enumMessageLevel.ExecutionLog);
this.ProgramCounter = branchTarget;
}
else
{
this.ProgramCounter += 4;
}
}
MessageManager.GoOuterTab();
if (this.ProgramCounter >= HaltAddress)
{
MessageManager.ShowLine($"S Y S T E M H A L T", enumMessageLevel.ExecutionLog);
base.IsHalted = true;
}
CycleCount++;
MarkExecutionTraceData((int)ProgramCounter * 2, (long)CycleCount);
return(true);
}
public override bool StepCycle()
{
if (IsHalted)
{
return(true);
}
string debugInfo;
MessageManager.ShowLine($"-Cycle.{ this.CycleCount.ToString().PadLeft(8,' ') } -------------------------------------------", enumMessageLevel.ExecutionLog);
MessageManager.GoInnerTab();
MessageManager.Show($"PC: 0x{ CircuitGroup.ProgramCounter.Value.ToString("X8") }", enumMessageLevel.ExecutionLog);
Memory.GetDebugInfo(CircuitGroup.ProgramCounter.Value, out debugInfo);
MessageManager.Show($" ･･･ \"{ debugInfo }\"", enumMessageLevel.ExecutionLog);
MessageManager.ShowLine($"", enumMessageLevel.ExecutionLog);
{
MessageManager.ShowLine("[Status]", enumMessageLevel.ExecutionLog);
MessageManager.GoInnerTab();
MessageManager.Show($"Stage = { CircuitGroup.State.Value.ToString() }", enumMessageLevel.ExecutionLog);
switch (CircuitGroup.State.Value)
{
case -1:
MessageManager.ShowLine($" : RST,Issuing read PC+0 / PC+1 address", enumMessageLevel.ExecutionLog);
break;
case 0:
MessageManager.ShowLine($" : Issuing read MEM[PC+0] / MEM[PC+1] address", enumMessageLevel.ExecutionLog);
break;
case 1:
MessageManager.ShowLine($" : Saving to MemOpA / MemOpB,Issuing read PC+2 / PC+3 address", enumMessageLevel.ExecutionLog);
break;
case 2:
MessageManager.ShowLine($" : Writing ALU to MEM[PC+2] address,Issuing read PC+3 address", enumMessageLevel.ExecutionLog);
break;
case 3:
MessageManager.ShowLine($" : Branching,Issuing read NewPC+0 / NewPC+1 address", enumMessageLevel.ExecutionLog);
break;
}
MessageManager.ShowLine($"Mem[OperandA] = { ((int)CircuitGroup.MemOpA.Value).ToString() },Mem[OperandB] = { ((int)CircuitGroup.MemOpB.Value).ToString() }", enumMessageLevel.ExecutionDetailLog);
MessageManager.GoOuterTab();
MessageManager.ShowLine("[ALU]", enumMessageLevel.ExecutionDetailLog);
MessageManager.GoInnerTab();
MessageManager.ShowLine($"Result = { ((int)CircuitGroup.Alu.AluResult_OFace.Value).ToString() },BranchCond = { CircuitGroup.Alu.BranchCond_OFace.Value.ToString() }", enumMessageLevel.ExecutionDetailLog);
MessageManager.GoOuterTab();
MessageManager.ShowLine("[RAM]", enumMessageLevel.ExecutionLog);
MessageManager.GoInnerTab();
if (CircuitGroup.SyncMemory.ReadCmd1_IFace.SourceFace.Value.Enabled)
{
MessageManager.ShowLine($"ReadCmd1.{{ Addr=0x{CircuitGroup.SyncMemory.ReadCmd1_IFace.SourceFace.Value.Address.ToString("X8")} }}", enumMessageLevel.ExecutionLog);
}
if (CircuitGroup.SyncMemory.ReadCmd2_IFace.SourceFace.Value.Enabled)
{
MessageManager.ShowLine($"ReadCmd2.{{ Addr=0x{CircuitGroup.SyncMemory.ReadCmd2_IFace.SourceFace.Value.Address.ToString("X8")} }}", enumMessageLevel.ExecutionLog);
}
if (CircuitGroup.SyncMemory.WriteCmd_IFace.SourceFace.Value.Enabled)
{
MessageManager.ShowLine($"WriteCmd.{{ Addr=0x{CircuitGroup.SyncMemory.WriteCmd_IFace.SourceFace.Value.Address.ToString("X8")},Value={(int)CircuitGroup.SyncMemory.WriteCmd_IFace.SourceFace.Value.Value} (0x{CircuitGroup.SyncMemory.WriteCmd_IFace.SourceFace.Value.Value.ToString("X8")}) }}", enumMessageLevel.ExecutionLog);
}
MessageManager.ShowLine($"ReadOut1 = {(int)CircuitGroup.SyncMemory.ReadValue1_OFace.Value} (0x{CircuitGroup.SyncMemory.ReadValue1_OFace.Value.ToString("X8")}),ReadOut2 = {(int)CircuitGroup.SyncMemory.ReadValue2_OFace.Value} (0x{CircuitGroup.SyncMemory.ReadValue2_OFace.Value.ToString("X8")})", enumMessageLevel.ExecutionLog);
MessageManager.GoOuterTab();
}
MessageManager.GoOuterTab();
CircuitGroup.UpdateCycle();
if (this.CircuitGroup.ProgramCounterInput.Value == HaltAddress)
{
MessageManager.ShowLine($"S Y S T E M H A L T", enumMessageLevel.ExecutionLog);
IsHalted = true;
}
this.CycleCount++;
MarkExecutionTraceData((int)CircuitGroup.ProgramCounter.Value * 2, (long)CycleCount);
return(true);
}
