25 lines
816 B
ArmAsm
25 lines
816 B
ArmAsm
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;; Hello World Program #7 & 8: Println (in functions) and command line arguments
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%include "functions.asm"
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section .text
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global _start
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;;; We'll show how to access any arguments passed in by the
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;;; environment (usually the Shell).
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_start:
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pop ecx ; The first object on the stack is ARGC: The number of arguments passed in.
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next_arg:
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cmp ecx, 0h ; If there are no arguments, or no more arguments left, exit.
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jz exit
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pop eax ; The stack currently has pointer to the messages, null-terminated
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; So we pop one off, put it into the register used by putslf, and...
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call putslf
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dec ecx ; Drop the count by one, and try again.
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jmp next_arg
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exit:
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call exit_program
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