]> git.sur5r.net Git - cc65/blobdiff - libsrc/pce/revers.s
Merge pull request #395 from greg-king5/no-Os
[cc65] / libsrc / pce / revers.s
index 061023d092106fb8e277ad1cf02219214d54979d..17a74508c03e39638618da1d8b93b5de849f455d 100644 (file)
@@ -1,27 +1,28 @@
 
-                .include "pce.inc"
+        .include        "pce.inc"
+        .include        "extzp.inc"
 
-                .export _revers
+        .export _revers
 
 .proc   _revers
 
-                ldx     #$00                    ; Assume revers off
-                tay                                     ; Test onoff
-                beq     L1                      ; Jump if off
-                ldx     #$80                    ; Load on value
-                ldy     #$00                    ; Assume old value is zero
-L1:             lda     RVS                     ; Load old value
-                stx     RVS                     ; Set new value
-                beq     L2                      ; Jump if old value zero
-                iny                             ; Make old value = 1
-L2:             ldx     #$00                    ; Load high byte of result
-                tya                             ; Load low byte, set CC
-                rts
+        ldx     #$00            ; Assume revers off
+        tay                     ; Test onoff
+        beq     L1              ; Jump if off
+        ldx     #$80            ; Load on value
+        ldy     #$00            ; Assume old value is zero
+L1:     lda     RVS             ; Load old value
+        stx     RVS             ; Set new value
+        beq     L2              ; Jump if old value zero
+        iny                     ; Make old value = 1
+L2:     ldx     #$00            ; Load high byte of result
+        tya                     ; Load low byte, set CC
+        rts
 
 .endproc
 
 ;-------------------------------------------------------------------------------
 ; force the init constructor to be imported
 
-                .import initconio
-conio_init = initconio
+        .import         initconio
+conio_init      = initconio