// Tests using integer conditions in && and || operator // This should produce '01010101', '00110011', '00010001', '01110111' at the top of the screen .pc = $801 "Basic" :BasicUpstart(main) .pc = $80d "Program" .label SCREEN = $400 main: { .label _8 = 2 .label _9 = 3 .label _14 = 4 .label _15 = 5 ldx #0 ldy #0 b1: tya and #1 cmp #0 beq b2 lda #'+' sta SCREEN,x b2: tya and #2 cmp #0 beq b3 lda #'+' sta SCREEN+$28*1,x b3: tya and #1 sta _8 tya and #2 sta _9 lda #0 cmp _8 beq b4 cmp _9 beq b4 lda #'+' sta SCREEN+$28*2,x b4: tya and #1 sta _14 tya and #2 sta _15 lda #0 cmp _14 bne b9 cmp _15 beq b5 b9: lda #'+' sta SCREEN+$28*3,x b5: inx iny cpy #8 bne b1 rts }