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[/] [or1k/] [trunk/] [linux/] [uClibc/] [libc/] [sysdeps/] [linux/] [mips/] [pipe.S] - Blame information for rev 1765

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/* pipe system call for Linux/MIPS */
 
/*see uClibc's sh/pipe.c and glibc-2.2.4's mips/pipe.S */
 
#include 
#include 
#include 
#include 
 
        .globl  pipe
        .ent    pipe, 0
pipe:
#ifdef PROF
        .set            noat
        move            $1,ra
        subu            sp,sp,8         # _mcount pops 2 words from  stack
        jal             _mcount
        .set            at
#endif
        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

Line No.	Rev	Author	Line
1	1325	phoenix	`/* pipe system call for Linux/MIPS */`
2
3			`/see uClibc's sh/pipe.c and glibc-2.2.4's mips/pipe.S /`
4
5			`#include`
6			`#include`
7			`#include`
8			`#include`
9
10			`.globl pipe`
11			`.ent pipe, 0`
12			`pipe:`
13			`#ifdef PROF`
14			`.set noat`
15			`move $1,ra`
16			`subu sp,sp,8 # _mcount pops 2 words from stack`
17			`jal _mcount`
18			`.set at`
19			`#endif`
20			`addiu sp,sp,-24`
21			`sw a0,16(sp)`
22			`li v0,__NR_pipe`
23			`syscall`
24			`beqz a3, 1f`
25			`la t3, errno`
26			`sw v0, (t3)`
27			`li v0, -1`
28			`b 2f`
29			`1:`
30			`lw a0, 16(sp)`
31			`sw v0, 0(a0)`
32			`sw v1, 4(a0)`
33			`li v0, 0`
34			`2:`
35			`addiu sp,sp,24`
36			`j ra`
37			`.end pipe`
38			`.size pipe,.-pipe`

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[/] [or1k/] [trunk/] [linux/] [uClibc/] [libc/] [sysdeps/] [linux/] [mips/] [pipe.S] - Blame information for rev 1765