ack/mach/pmds4/libsys/exec.s

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ArmAsm
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.define _execl
.define _execve
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.define _execv
.define _execle
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.extern _execl
.extern _execve
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.extern _execv
.extern _execle
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_execl: tst.b -48(sp)
link a6,#0
move.l _environ,-(sp)
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pusha:
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pea 12(a6)
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pushp:
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move.l 8(a6),-(sp)
jsr _execve
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unlk a6
rts
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_execve: trap #0
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.short 3B
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jmp cerror
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_execv:
tst.b -48(sp)
link a6,#0
move.l _environ,-(sp)
move.l 12(a6),-(sp)
br pushp
_execle: tst.b -48(sp)
link a6,#0
lea 12(a6),a0
1:
tst.l (a0)+
bne 1b
move.l a0,-(sp)
br pusha