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https://github.com/ioacademy-jikim/debugging
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24 lines
581 B
ArmAsm
24 lines
581 B
ArmAsm
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# count for 1 million instructions
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# total is 3 + 499997*2 + 3
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.globl _start
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_start:
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nop # to give us an even million
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lis 15,499997@ha # load high 16-bits of counter
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addi 15,15,499997@l # load low 16-bits of counter
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test_loop:
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addic. 15,15,-1 # decrement counter
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bne 0,test_loop # loop until zero
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#================================
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# Exit
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#================================
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exit:
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li 3,0 # 0 exit value
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li 0,1 # put the exit syscall number (1) in r0
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sc # and exit
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