27 lines
377 B
ArmAsm
27 lines
377 B
ArmAsm
.define Rmu2
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.sect .text
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.sect .rom
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.sect .data
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.sect .bss
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.sect .text
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! This subroutine returns the remainder of an twobyte unsigned
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! integer division.
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Rmu2:
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stx ARTH
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sta ARTH+1 ! first operand
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jsr Pop
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stx ARTH+2
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sta ARTH+3 ! second operand
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ldy #1
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sty UNSIGN ! it unsigned
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jsr Duv
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lsr ARTH+5
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ror ARTH+4 ! shift result one time
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ldx ARTH+4
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lda ARTH+5
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rts
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