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[musl]
/
syscall.s
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.global __syscall
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.hidden __syscall
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.type __syscall,@function
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__syscall:
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mr 0, 3 # Save the system call number
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mr 3, 4 # Shift the arguments: arg1
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mr 4, 5 # arg2
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mr 5, 6 # arg3
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mr 6, 7 # arg4
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mr 7, 8 # arg5
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mr 8, 9 # arg6
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sc
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bnslr+ # return if not summary overflow
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neg 3, 3 # otherwise error: return negated value.
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blr
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.end __syscall
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.size __syscall, .-__syscall