Use two-way mapping for mnemonics -> opcodes

2026-07-27 13:11:59 -07:00 · 2024-01-31 16:58:28 -06:00
parent d77d2953b8
commit 0a205c2fa8
6 changed files with 238 additions and 85 deletions
@@ -0,0 +1,41 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Microsoft.Iris.Asm;
+
+internal static class StringBuilderExtensions
+{
+#if NETSTANDARD
+    public static StringBuilder AppendJoin<T>(this StringBuilder sb, string? separator, IEnumerable<T> values)
+    {
+        _ = values ?? throw new ArgumentNullException(nameof(values));
+
+        separator ??= string.Empty;
+        using (IEnumerator<T> en = values.GetEnumerator())
+        {
+            if (!en.MoveNext())
+            {
+                return sb;
+            }
+
+            T value = en.Current;
+            if (value != null)
+            {
+                sb.Append(value.ToString());
+            }
+
+            while (en.MoveNext())
+            {
+                sb.Append(separator);
+                value = en.Current;
+                if (value != null)
+                {
+                    sb.Append(value.ToString());
+                }
+            }
+        }
+        return sb;
+    }
+#endif
+}