1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
|
/* pipe system call for Linux/MIPS */
/*see uClibc's sh/pipe.c and glibc-2.2.4's mips/pipe.S */
#include <features.h>
#include <asm/asm.h>
#include <asm/unistd.h>
#include <asm/regdef.h>
.globl pipe
.ent pipe, 0
pipe:
addiu sp,sp,-24
sw a0,16(sp)
li v0,__NR_pipe
syscall
beqz a3, 1f
la t3, errno
sw v0, (t3)
li v0, -1
b 2f
1:
lw a0, 16(sp)
sw v0, 0(a0)
sw v1, 4(a0)
li v0, 0
2:
addiu sp,sp,24
j ra
.end pipe
.size pipe,.-pipe
libc_hidden_def(pipe)
|
