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Working on a BSD-Style syscall wrapper.

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Creeper Lv
2025-08-01 00:06:32 +10:00
parent 0cf3ba9937
commit 269a2b51be
7 changed files with 115 additions and 3 deletions
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17
src/SVM.Core/SimpleVirtualMachine.cs
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@@ -25,6 +25,8 @@ namespace SVM.Core
public MState MachineState;
public SVMProgram* Program = null;
public static uint InitGPMemorySize = 696320;
public Object? AdditionalData = null;
public ErrorIDs ErrorIDs = new ErrorIDs();
public void Init(uint StackSize = 1024 * 1024, uint RegisterSize = 512, uint GPMemory = uint.MaxValue)
{
registers.Init(RegisterSize);
@@ -181,11 +183,19 @@ namespace SVM.Core
case PrimaryInstruction.System:
if (Config != null)
{
var target = Instruction.GetData<uint>(1);
var target = Instruction.GetData<uint>(4);
if (Config.FuncCalls.TryGetValue(target, out var func))
{
func(this);
}
else
{
registers.SetData((int)ErrorIDOffset,ErrorIDs.SyscallCallNotExist);
}
}
else
{
registers.SetData((int)ErrorIDOffset, ErrorIDs.SyscallCallNotExist);
}
break;
case PrimaryInstruction.SIMD:
@@ -359,6 +369,11 @@ namespace SVM.Core
/// </summary>
public uint EIDRegisterID;
}
public class ErrorIDs
{
public int SyscallCallNotExist = 1;
public int MAX_ERROR_ID = short.MaxValue;
}
public delegate void FuncCall(SimpleVirtualMachine machine);
[StructLayout(LayoutKind.Sequential)]
public struct MState