ISADefinition parser is now done.

This commit is contained in:
2025-07-23 00:33:42 +10:00
parent 31ff6dbb1f
commit c5d27b65e9
4 changed files with 62 additions and 4 deletions

View File

@@ -12,6 +12,7 @@ namespace SVM.Assembler.Core
[Serializable]
public class ISADefinition
{
public Dictionary<string, Dictionary<string, string>> Enums = new Dictionary<string, Dictionary<string, string>>();
public Dictionary<PrimaryInstruction, InstructionDefinition> InstructionDefinitions = new Dictionary<PrimaryInstruction, InstructionDefinition>();
[NonSerialized]
public Dictionary<string, InstructionDefinition> InstructionDefinitionAliases = new Dictionary<string, InstructionDefinition>();
@@ -111,6 +112,13 @@ namespace SVM.Assembler.Core
{
Console.WriteLine($"ParseDefinition:{node.Name}");
InstructionDefinition instDefinition = new InstructionDefinition();
var PIAttr = node.Attributes.GetNamedItem("PrimaryInstruction");
if (PIAttr == null) return false;
if (!Enum.TryParse<PrimaryInstruction>(PIAttr.InnerText, out var pi))
{
return false;
}
instDefinition.PrimaryInstruction = pi;
foreach (XmlNode item in node.ChildNodes)
{
Console.WriteLine($"{item.Name}");
@@ -152,6 +160,7 @@ namespace SVM.Assembler.Core
break;
}
}
definition.InstructionDefinitions.Add(pi, instDefinition);
return true;
}
static bool ParseDefinitions(XmlNode node, ref ISADefinition definition)
@@ -188,6 +197,48 @@ namespace SVM.Assembler.Core
switch (item.Name)
{
case "Enums":
{
foreach (XmlNode enumNode in item.ChildNodes)
{
if (enumNode.Name == "Enum")
{
Dictionary<string, string> enumItem = new Dictionary<string, string>();
var EnumNameAttr = enumNode.Attributes.GetNamedItem("Name");
if (EnumNameAttr == null)
{
definition = null;
return false;
}
foreach (XmlNode enumItemNode in enumNode.ChildNodes)
{
if (enumItemNode.Name == "Item")
{
var keyAttr = enumItemNode.Attributes.GetNamedItem("Key");
var valueAttr = enumItemNode.Attributes.GetNamedItem("Value");
if (keyAttr == null || valueAttr == null)
{
definition = null;
return false;
}
enumItem.Add(keyAttr.InnerText, valueAttr.InnerText);
}
else
{
definition = null;
return false;
}
}
isaDefinition.Enums.Add(EnumNameAttr.InnerText, enumItem);
}
else
{
definition = null;
return false;
}
}
}
break;
case "Definitions":
if (ParseDefinitions(item, ref isaDefinition) == false)

View File

@@ -1,5 +1,8 @@
<ISARoot>
<Enums>
<Enum Name="Example">
<Item Key="A" Value="0"/>
</Enum>
</Enums>
<Definitions>
<InstructionDefinition PrimaryInstruction="BMath">

View File

@@ -1,7 +1,6 @@
using SVM.Assembler.Core;
using Newtonsoft.Json;
using SVM.Assembler.Core;
using System.Reflection;
using System.Runtime.Serialization;
using System.Xml.Serialization;
namespace SVM.Assembler
{
@@ -15,11 +14,12 @@ namespace SVM.Assembler
Console.WriteLine("Cannot find ISA definition!");
return;
}
if(!ISADefinition.TryParse(fs, out var def))
if (!ISADefinition.TryParse(fs, out var def))
{
Console.WriteLine("Cannot load ISA definition!");
return;
}
Console.WriteLine(JsonConvert.SerializeObject(def, Formatting.Indented));
}
}
}

View File

@@ -21,4 +21,8 @@
<EmbeddedResource Include="ISA.xml" />
</ItemGroup>
<ItemGroup>
<PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
</ItemGroup>
</Project>