17 lines
		
	
	
	
		
			233 B
		
	
	
	
		
			ArmAsm
		
	
	
	
	
	
			
		
		
	
	
			17 lines
		
	
	
	
		
			233 B
		
	
	
	
		
			ArmAsm
		
	
	
	
	
	
.define .rck
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        ! $Header$
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	! descriptor address in si
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	! value in ax, must be left there
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.rck:
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	cmp     ax,(si)
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	jl      2f
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	cmp     ax,2(si)
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	jg      2f
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	ret
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2:
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	push    ax
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	mov     ax,ERANGE
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	call    .error
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	pop     ax
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	ret
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