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-rw-r--r--src/devices/cpu/sm510/sm590core.cpp14
1 files changed, 1 insertions, 13 deletions
diff --git a/src/devices/cpu/sm510/sm590core.cpp b/src/devices/cpu/sm510/sm590core.cpp
index 03e985a256c..4a588a5dbb0 100644
--- a/src/devices/cpu/sm510/sm590core.cpp
+++ b/src/devices/cpu/sm510/sm590core.cpp
@@ -153,7 +153,7 @@ void sm590_device::execute_one()
case 0x51: op_debm(); break;
case 0x52: op_incb(); break; // aka inbl
case 0x53: op_decb(); break; // aka debl
- case 0x54: op_tc(); break; // check this?
+ case 0x54: op_tc(); break;
case 0x55: op_rta(); break;
case 0x56: op_blta(); break;
case 0x57: op_exbla(); break; // aka xbla
@@ -167,18 +167,6 @@ void sm590_device::execute_one()
case 0x72: op_adc(); break;
case 0x73: op_add11(); break; // aka adcs
- /*// extended opcodes
- case 0x5e:
- m_op = m_op << 8 | m_param;
- switch (m_param)
- {
- case 0x00: op_cend(); break;
- case 0x04: op_dta(); break;
-
- default: op_illegal(); break;
- }
- break; // 0x5e*/
-
default: op_illegal(); break;
}
break; // 0xff