CPU fix for the cases using a Mask with shift = 0

2018-03-14 01:59:22 -03:00
parent d067b4d5e0
commit b50bc46888
2 changed files with 9 additions and 2 deletions
--- a/ChocolArm64/Decoder/AOpCodeSimdImm.cs
+++ b/ChocolArm64/Decoder/AOpCodeSimdImm.cs
@ -88,7 +88,14 @@ namespace ChocolArm64.Decoder

        private static long ShlOnes(long Value, int Shift)
        {
-            return Value << Shift | (long)(ulong.MaxValue >> (64 - Shift));
+            if (Shift != 0)
+            {
+                return Value << Shift | (long)(ulong.MaxValue >> (64 - Shift));
+            }
+            else
+            {
+                return Value;
+            }
        }
    }
 }