kaguya
30 lines
611 B
ArmAsm
30 lines
611 B
ArmAsm
.section .text
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.global __mlibc_spawn_thread
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.type __mlibc_spawn_thread, "function"
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__mlibc_spawn_thread:
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// __mlibc_spawn_thread(flags, stack, pid_out, child_tid, tls)
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// a0, a1, a2, a3, a4
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// syscall(NR_clone, flags, stack, ptid, tls, ctid)
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// a7, a0, a1, a2, a3, a4
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// Swap a3 <-> a4
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mv a5, a4
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mv a4, a3
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mv a3, a5
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li a7, 220 // NR_clone
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ecall
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bnez a0, .parent
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ld a0, 0(sp)
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ld a1, 8(sp)
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addi sp, sp, 8
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andi sp, sp, -16
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call __mlibc_enter_thread
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unimp
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.parent:
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ret
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.section .note.GNU-stack,"",%progbits
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