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| | # __clone(func, stack, flags, arg, ptid, tls, ctid)
# a2, a3, a4, a5, a6, a7, [sp]
# syscall(SYS_clone, flags, stack, ptid, tls, ctid)
# a2, a6, a3, a4, a5, a8
.global __clone
.type __clone,@function
.align 4
__clone:
# align stack and save func,arg
srli a3, a3, 4
slli a3, a3, 4
addi a3, a3, -16
s32i a2, a3, 0
s32i a5, a3, 4
# syscall
mov a2, a4
mov a4, a6
mov a6, a2
mov a5, a7
l32i a8, a1, 0
movi a2, 116 # SYS_clone
syscall
beqz a2, 1f
# parent
ret
# child
1:
l32i a0, a1, 0
l32i a2, a1, 4
#ifdef __FDPIC__
l32i a11, a0, 4
l32i a0, a0, 0
#endif
callx0 a0
mov a6, a2
movi a2, 118 # SYS_exit
syscall
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