76 lines
1 KiB
ArmAsm
76 lines
1 KiB
ArmAsm
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.define begtext,begdata,begbss
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.define hol0,.reghp,.limhp,.trppc,.ignmask
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.define ERANGE,ESET,EHEAP,ECASE,EILLINS
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ERANGE = 1
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ESET = 2
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EIDIVZ = 6
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EHEAP = 17
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EILLINS = 18
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EODDZ = 19
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ECASE = 20
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base = 0x01C0
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topmem = 0xFFF0
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.org topmem-16
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.extern __n_line
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maxmem:
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__n_line:
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.space 16
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.errnz __n_line-0xFFE0
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.base base
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.text
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begtext:
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cld
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xor ax,ax
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mov ss,ax
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mov ds,ax
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mov es,ax
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mov (2),cs
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mov (0),.diverr
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mov sp,maxmem
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mov di,begbss
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mov cx,[[endbss-begbss]/2]&0x7FFF
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! xor ax,ax ! ax still is 0
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rep stos
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mov ax,envp
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push ax
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mov ax,argv
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push ax
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mov ax,1
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push ax
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call _m_a_i_n
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call .stop
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.diverr:
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push ax
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mov ax,EIDIVZ
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call .error
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pop ax
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iret
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.data
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begdata:
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hol0:
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.word 0,0
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.word 0,0
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argv:
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.word 3f
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envp:
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.word 0
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3:
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.asciz "PROGRAM"
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.reghp:
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.word endbss
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.limhp:
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.word endbss
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.ignmask:
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.word 0
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.trppc:
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.word 0
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.bss
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begbss:
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