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HEAD
add some comments about the mips ksigaction structure weirdness
[musl]
/
src
/
thread
/
mips
/
clone.s
1
.set noreorder
2
.global __clone
3
.type __clone,@function
4
__clone:
5
# Save function pointer and argument pointer on new thread stack
6
subu $5, $5, 16
7
sw $4, 0($5)
8
sw $7, 4($5)
9
# Shuffle (fn,sp,fl,arg,ptid,tls,ctid) to (fl,sp,ptid,tls,ctid)
10
move $4, $6
11
lw $6, 16($sp)
12
lw $7, 20($sp)
13
lw $9, 24($sp)
14
sw $9, 16($sp)
15
li $2, 4120
16
syscall
17
beq $7, $0, 1f
18
nop
19
jr $ra
20
subu $2, $0, $2
21
1: beq $2, $0, 1f
22
nop
23
jr $ra
24
nop
25
1: lw $25, 0($sp)
26
lw $4, 4($sp)
27
jr $25
28
nop