# HG changeset patch
# User Laurens Holst <laurens.hg@grauw.nl>
# Date 1483880507 -3600
#      Sun Jan 08 14:01:47 2017 +0100
# Node ID bf0080c4e9bb38c0e9436d0c6851157179a9fad5
# Parent  2e41b5f4b1cd5a49b3a1c7a39eb2b08bacd2e318
Adler32Checker: Small speedup, as addends never exceed the modulo.

diff --git a/src/Adler32Checker.asm b/src/Adler32Checker.asm
--- a/src/Adler32Checker.asm
+++ b/src/Adler32Checker.asm
@@ -125,17 +125,17 @@
 	ret
 	ENDP
 
-; ?hl = addend
-; ?de = addend
+; ?hl = addend (< ?modulo)
+; ?de = addend (< ?modulo)
 ; ?modulo = modulo value
 ; Modifies: ?de
 AddModulo: MACRO ?hl, ?de, ?modulo
 	add ?hl,?de
-	jr nc,Check
 	ld ?de,10000H - ?modulo
+	jp nc,Check
 	add ?hl,?de
+	jp Done
 Check:
-	ld ?de,10000H - ?modulo
 	add ?hl,?de
 	jr c,Done
 	sbc ?hl,?de