fixed bugs and revolutionized the universe

1 files changed, 50 insertions, 0 deletions

diff --git a/Compiler/visitors/Constants.cs b/Compiler/visitors/Constants.cs
new file mode 100644
index 0000000..598c642
--- /dev/null
+++ b/Compiler/visitors/Constants.cs
@@ -0,0 +1,50 @@
+namespace Q1.Compiler.visitors;
+
+using System.Text;
+
+public partial class CCompilerVisitor
+{
+    public Encoding Encoding;
+    public override string VisitIntConstant(CGrammarParser.IntConstantContext context)
+    {
+        string valueString = context.INT().GetText();
+        if (int.TryParse(valueString, out int value))
+            return $"{value}";
+        else
+            throw new CompilerException($"Invalid integer value: {valueString}");
+    }
+    public override string VisitHexConstant(CGrammarParser.HexConstantContext context)
+    {
+        string valueString = context.HEX().GetText();
+        valueString = valueString[2..]; // Remove 0x
+        return $"${valueString}";
+    }
+
+    public override object? VisitCharConstant(CGrammarParser.CharConstantContext context)
+    {
+        char c = context.LETTER().GetText()[1];
+        return $"{this.Encoding.GetBytes(c.ToString())[0]}";
+    }
+
+    public override object? VisitStringConstant(CGrammarParser.StringConstantContext context)
+    {
+        string text = context.STRING().GetText()[1..^1];
+        
+        int? arrPtr = null;
+
+        if (text.Length == 0)
+            throw new CompilerException("Cannot create empty string");
+        
+        foreach (char c in text)
+        {
+            int itemPtr = Alloc(CType.Int.Size);
+            
+            if (arrPtr == null)
+                arrPtr = itemPtr;
+
+            this.DynamicMove(CType.Int, $"{this.Encoding.GetBytes(c.ToString())[0]}", $"[${itemPtr:X4}]");
+        }
+
+        return $"${arrPtr:X4}";
+    }
+}
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