27 lines
295 B
ArmAsm
27 lines
295 B
ArmAsm
.sect .text; .sect .rom; .sect .data; .sect .bss
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.define __sbrk
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.sect .text
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__sbrk:
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push bp
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mov bp,sp
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push ds
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mov ax,4(bp)
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cwd
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push dx
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push ax
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mov ax,1
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push ax
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call __brkctl
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add sp,8
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cmp ax,-1
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je 1f
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1:
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mov dx,4(bp)
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add (.limhp),dx
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pop bp
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ret
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__brkctl:
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mov ax,4904
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jmp sysal
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