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22 lines
237 B
ArmAsm
22 lines
237 B
ArmAsm
;
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; Ullrich von Bassewitz, 05.08.1998
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;
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; CC65 runtime: boolean negation
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;
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.export bnega, bnegax
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.import return0, return1
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bnegax: cpx #0
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bne L0
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bnega: cmp #0
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bne L0
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L1: ldx #0
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lda #1
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rts
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L0: ldx #0
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txa
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rts
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