Add credit for mul routines

2020-12-09 03:39:44 +01:00 · 2020-12-09 03:39:44 +01:00 · 5c6cefa355
parent c2b7852374
commit 5c6cefa355
2 changed files with 3 additions and 1 deletions
--- a/c64/day01.asm
+++ b/c64/day01.asm
@ -7,7 +7,7 @@
 // day01
 //
 // Destroys:
-// a, x, y, $02..$04, $10..$1c, $20..$25, $fd..$fe, everything you've ever loved
+//   a, x, y, $02..$04, $10..$1c, $20..$25, $fd..$fe, everything you've ever loved
 //
 .const input_pointer  = $03
 .const buffer_pointer = $20
--- a/c64/math.asm
+++ b/c64/math.asm
@ -2,6 +2,8 @@

 *=* "Math Routines"

+// Multiplication routines found on
+// https://codebase64.org/doku.php?id=base:seriously_fast_multiplication
 .const T1=$03
 .const T2=$fd
 .const PRODUCT=$22