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Atari Mega Archive 1
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Atari Mega Archive - Volume 1.iso
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arp68bk.zoo
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arp.src
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prg_6ir.s
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Text File
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1985-11-20
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1KB
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50 lines
; Program Name: PRG_6IR.S
; Version: 1.001
; Function:
; Illustrate the manner in which numbers are placed in the stack.
; Assembly Instruction:
; Assemble in Relocatable mode, go to the debugger and click on the
; relocate button.
; Execution Instructions:
; In the debugger, use the Single step button to execute only the
; instructions which load a stack address into register A7 and those which
; store values into the stack. Move the PC cursor manually to jump over
; the stack space declarations.
text
push_word_1:
lea stack_1, sp
move.w #5, -(sp)
ds.l 1
stack_1: ds.l 0
text
push_longword_1:
lea stack_2, sp
move.l #5, -(sp)
ds.l 2
stack_2: ds.l 0
text
push_word_2:
lea stack_3, sp
move.w #1770, -(sp)
ds.l 1
stack_3: ds.l 0
text
push_longword_2:
lea stack_4, sp
move.l #1234567890, -(sp)
ds.l 2
stack_4: ds.l 0
end