Added "popptr1" which is of common use to save some bytes.

2018-05-20 15:30:18 +02:00
parent 3a6430b13d
commit c95ed4b8b5
35 changed files with 113 additions and 151 deletions
--- a/libsrc/cbm/sysrename.s
+++ b/libsrc/cbm/sysrename.s
@@ -9,7 +9,7 @@
        .import         fnparse, fnadd, fnparsename
        .import         opencmdchannel, closecmdchannel
        .import         writefndiskcmd, readdiskerror
-        .import         popax
+        .import         popptr1

        .import         fncmd, fnunit
        .importzp       ptr1
@@ -26,10 +26,8 @@
        lda     #'='
        jsr     fnadd

-        jsr     popax
-        sta     ptr1
-        stx     ptr1+1
-        ldy     #0
+        jsr     popptr1
+        ; ldy     #0              Y=0 guaranteed by popptr1
        jsr     fnparsename     ; Parse second filename
        bne     done