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-rw-r--r--main.asm12
1 files changed, 12 insertions, 0 deletions
diff --git a/main.asm b/main.asm
index f4c0d25..f279c6d 100644
--- a/main.asm
+++ b/main.asm
@@ -186,9 +186,21 @@ F_SUB_W MACRO
;; INC and DEC macros
F_INC_B MACRO
+ move.b #1,f_tmp_byte-flag_storage(a3)
+ move.b #1,f_tmp_src_b-flag_storage(a3)
+ move.b \1,f_tmp_dst_b-flag_storage(a3)
+ addq #1,\1
+ moveq #2,d0
+ F_CLEAR d0
+ F_OVFL
ENDM
F_DEC_B MACRO
+ move.b #1,f_tmp_byte-flag_storage(a3)
+ move.b #-1,f_tmp_src_b-flag_storage(a3)
+ move.b \1,f_tmp_dst_b-flag_storage(a3)
+ subq #1,\1
+ F_SET #2
ENDM
F_INC_W MACRO