59 lines
1 KiB
ArmAsm
59 lines
1 KiB
ArmAsm
.define hol0, argv, envp, begbss
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.define .ignmask,.reghp,.trapproc,.fra
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.define .retadr,.retadr1,.areg,.bcreg,.tmp1
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.define block1, block2, block3
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.define .stop
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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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.sect .text
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lxi h,0x1000 ! stack will grow from 0x1000 downwards
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sphl
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lxi d,endbss
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lxi h,begbss ! clear bss
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mov a,e
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sub l
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mov e,a
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mov a,d
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sbb h
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mov d,a ! de now contains endbss - begbss
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mvi c,0
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2: mov m,c
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inx h
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dcx d
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mov a,e
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ora d
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jnz 2b
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lxi h,envp ! call main
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push h
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lxi h,argv
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push h
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lxi h,0
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push h
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call __m_a_i_n
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.stop: jmp 0xfb52
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.sect .bss
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begbss:
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.trapproc: .space 2
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.ignmask: .space 2
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.sect .data
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hol0: .space 8
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.reghp: .data2 endbss
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argv: .data2 0
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envp: .data2 0
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.retadr: .space 2 ! used to save return address
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.retadr1: .space 2 ! reserve
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.bcreg: .space 2 ! used to save localbase
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.areg: .space 1
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.tmp1: .space 2
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.fra: .space 8 ! 8 bytes function return area
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block1: .space 4 ! used by 32 bits divide and
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block2: .space 4 ! multiply routines
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block3: .space 4
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