Bug fux: absolute and absolute indexed didn't increment PC correctly

2014-12-07 13:35:20 +09:00 · 2014-12-07 13:35:20 +09:00 · bc8b0b0906
parent 7370d07645
commit bc8b0b0906
1 changed files with 2 additions and 2 deletions
--- a/6502.S
+++ b/6502.S
@ -111,7 +111,7 @@
 .endm

 .macro _fromAbsb
-  adds PC, PC, #1
+  adds PC, PC, #2
  mov  r0, PC
  _ldw
  mov  ADDR, r0
@ -119,7 +119,7 @@
 .endm

 .macro _fromAbsoluteIndexed reg
-  adds PC, PC, #1
+  adds PC, PC, #2
  mov  r0, PC
  _ldw
  add  r0, r0, \reg