19 lines
266 B
ArmAsm
19 lines
266 B
ArmAsm
.define prstring
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! print a string of characters to the console
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! entry: de-reg points to the string
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! string terminator is 0x00
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! exit: de-reg points to string terminator
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prstring:
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push psw
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1: ldax d
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ora a
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jz 2f
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call putchar
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inx d
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jmp 1b
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2: pop psw
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ret
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