Unified ADC accumulator handlers into a single handler

2026-08-15 15:07:48 +04:00 · 2025-04-17 01:34:08 +03:00
parent 8c9b34ef09
commit 3fc0ebf1d5
79 changed files with 2564 additions and 473 deletions
@@ -24,7 +24,9 @@ public class DecRegHandler : InstructionHandler
    public override bool CanHandle(byte opcode)
    {
        // DEC EAX = 0x48, DEC ECX = 0x49, ..., DEC EDI = 0x4F
-        return opcode >= 0x48 && opcode <= 0x4F;
+        // Only handle when the operand size prefix is NOT present
+        // This ensures 16-bit handlers get priority when the prefix is present
+        return opcode >= 0x48 && opcode <= 0x4F && !Decoder.HasOperandSizePrefix();
    }

    /// <summary>