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Diffstat (limited to 'src/devices/cpu/m6502/xavix2000.cpp')
-rw-r--r--src/devices/cpu/m6502/xavix2000.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/devices/cpu/m6502/xavix2000.cpp b/src/devices/cpu/m6502/xavix2000.cpp
index fe173150de0..6431bf0d336 100644
--- a/src/devices/cpu/m6502/xavix2000.cpp
+++ b/src/devices/cpu/m6502/xavix2000.cpp
@@ -41,11 +41,11 @@
-- loop point 1
01BC3E: A3 ldal0 a // read byte 0 of 32-bit 'long' register into accumulator
- 01BC3F: 73 adcpa // adc ($Address PA), y
+ 01BC3F: 73 adcpa // adc ($Address PA)
01BC40: 83 stal0 a // store accumulator back in byte 0 of 32-bit 'long' register (even byte checksum?)
01BC41: FB incpa // increase 'address' register PA
01BC42: A7 ldal1 a // read byte 1 of 32-bit 'long' register into accumulator
- 01BC43: 73 adcpa // adc ($Address PA), y
+ 01BC43: 73 adcpa // adc ($Address PA)
01BC44: 87 stal1 a // store accumulator back in byte 0 of 32-bit 'long' register (odd byte checksum?)
01BC45: FB incpa // increase 'address' register PA
01BC46: D0 F6 bne $1bc3e // (branch based on PA increase, so PA must set flags?, probably overflows after 0xffff if upper byte is 'bank'? or at 0xff if this really is a mirror of the function below