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diff svp.cpu @ 1619:0e8438a4c76f

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Clean up warnings from -1 case
author Michael Pavone <pavone@retrodev.com>
date Mon, 01 Oct 2018 19:16:54 -0700
parents 5dbc453cd345
children a172f97d873f
line wrap: on
line diff
--- a/svp.cpu	Mon Oct 01 19:11:17 2018 -0700
+++ b/svp.cpu	Mon Oct 01 19:16:54 2018 -0700
@@ -36,9 +36,9 @@
 	
 svp_push
 	arg src 16
-	add -1 stackidx stackidx
+	sub 1 stackidx stackidx
 	switch stackidx
-	case -1
+	case 0xFF
 	mov 5 stackidx
 	end
 	mov src stack.stackidx