Include also CHK2/CMP2 select bit.

diff --git a/cputest.cpp b/cputest.cpp
index 03afa1946937ecdddad782f5869810e4a373598a..0bbbf09ff1968d478b554c8b25edf42c640df3b4 100644 (file)
--- a/cputest.cpp
+++ b/cputest.cpp
@@ -1587,11 +1587,11 @@ static void handle_specials_extra(uae_u16 opcode, uaecptr pc, struct instr *dp)
                }
                break;
        }
-       case i_CHK2:
+       case i_CHK2: // also CMP2
        {
                uae_u16 extra = get_word_test(opcode_memory_start + 2);
                uae_u16 extra2 = extra;
-               extra &= (15 << 12);
+               extra &= (31 << 11);
                if (extra != extra2) {
                        put_word_test(opcode_memory_start + 2, extra);
                }