23 lines
542 B
ArmAsm
23 lines
542 B
ArmAsm
.sect .text; .sect .rom; .sect .data; .sect .bss
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.sect .text
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.define fif4
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fif4:
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move.l (4,sp),d1
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move.l (8,sp),d0
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jsr (Fmuls) ! result in d0
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jsr (Fstod) ! convert to double
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lea (4,sp),a0 ! build stack for modf
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move.l a0,-(sp)
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move.l d1,-(sp)
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move.l d0,-(sp)
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jsr (_modf)
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lea (12,sp),sp
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jsr (Fdtos) ! convert result to single
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move.l d0,-(sp) ! save it
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move.l (8,sp),d0 ! also convert integer part to single
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move.l (12,sp),d1
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jsr (Fdtos)
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move.l d0,(8,sp) ! integer part
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move.l (sp)+,d0
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move.l d0,(8,sp) ! fraction part
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rts
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