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23
libsrc/runtime/and.s
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23
libsrc/runtime/and.s
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;
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; Ullrich von Bassewitz, 05.08.1998
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;
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; CC65 runtime: and on ints
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;
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.export tosanda0, tosandax
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.import addysp1
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.importzp sp, ptr4
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tosanda0:
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ldx #$00
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tosandax:
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ldy #0
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and (sp),y
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sta ptr4
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iny
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txa
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and (sp),y
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tax
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lda ptr4
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jmp addysp1 ; drop TOS, set condition codes
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