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20 lines
238 B
ArmAsm
20 lines
238 B
ArmAsm
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; Ullrich von Bassewitz, 06.08.1998
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; CC65 runtime: Scale the 32 bit primary register by 2
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.export asleax1, shleax1
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.importzp sreg, tmp1
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asleax1:
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shleax1:
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stx tmp1
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asl a
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rol tmp1
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rol sreg
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rol sreg+1
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ldx tmp1
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rts
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