Use more assertions to ensure correct code and data

2020-10-26 22:24:38 -04:00
parent 9dcdad5e60
commit c85ba78b77
16 changed files with 50 additions and 17 deletions
--- a/macros/data.asm
+++ b/macros/data.asm
@@ -25,6 +25,10 @@ percent EQUS "* $ff / 100"
 ; e.g. 1 out_of 2 == 50 percent + 1 == $80
 out_of EQUS "* $100 /"

+assert_power_of_2: MACRO
+	assert (\1) & ((\1) - 1) == 0, "\1 must be a power of 2"
+ENDM
+
 ; Constant data (db, dw, dl) macros

 dwb: MACRO