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- /* pipe system call for Linux/MIPS */
- /*
- * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
- *
- * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
- */
- /*see uClibc's sh/pipe.c and glibc-2.2.4's mips/pipe.S */
- #include <features.h>
- #include <sys/asm.h>
- #include <asm/unistd.h>
- #include <sys/regdef.h>
- .globl pipe
- .ent pipe, 0
- .type pipe,@function
- pipe:
- #ifdef __PIC__
- SETUP_GP
- #endif
- li v0,__NR_pipe
- syscall
- bnez a3, 1f
- sw v0, 0(a0)
- sw v1, 4(a0)
- li v0, 0
- j ra
- 1:
- /* uClibc change -- start */
- move a0,v0 /* Pass return val to C function. */
- /* uClibc change -- stop */
- #ifdef __PIC__
- SETUP_GP64(v0, pipe)
- PTR_LA t9, __syscall_error
- RESTORE_GP64
- jr t9
- #else
- j __syscall_error
- #endif
- 1:
- .end pipe
- .size pipe,.-pipe
- libc_hidden_def(pipe)
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