6502/EightBitNet
1
0
Fork 0
mirror of https://github.com/MoleskiCoder/EightBitNet.git synced 2026-01-27 03:16:19 +00:00
Code Issues Projects Releases Wiki Activity

Simplfy interrupts on Z80

Browse Source
This commit is contained in:
Adrian Conlon
2025-08-07 19:05:41 +01:00
parent d332c57e47
commit 41be64ad99
2 changed files with 43 additions and 19 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
EightBit/IntelProcessor.cs
View File

@@ -166,7 +166,7 @@ namespace EightBit
protected void Restart(byte address)
{
this.MEMPTR.Assign(address);
this.Call(this.MEMPTR);
this.Call();
}
protected bool CallConditional(bool condition)
@@ -174,7 +174,7 @@ namespace EightBit
this.FetchWordMEMPTR();
if (condition)
{
this.Call(this.MEMPTR);
this.Call();
}
return condition;
@@ -185,7 +185,7 @@ namespace EightBit
this.FetchWordMEMPTR();
if (condition)
{
this.Jump(this.MEMPTR);
this.Jump();
}
return condition;
@@ -220,19 +220,29 @@ namespace EightBit
protected virtual void JumpIndirect()
{
this.FetchWordMEMPTR();
this.Jump();
}
protected void Jump()
{
this.Jump(this.MEMPTR);
}
protected void CallIndirect()
{
this.FetchWordMEMPTR();
this.Call();
}
protected void Call()
{
this.Call(this.MEMPTR);
}
protected virtual void JumpRelative(sbyte offset)
{
this.MEMPTR.Word = (ushort)(this.PC.Word + offset);
this.Jump(this.MEMPTR);
this.Jump();
}
protected void JumpRelative(byte offset) => this.JumpRelative((sbyte)offset);