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-rw-r--r--sysdeps/unix/sysv/linux/mips/clone.S114
1 files changed, 0 insertions, 114 deletions
diff --git a/sysdeps/unix/sysv/linux/mips/clone.S b/sysdeps/unix/sysv/linux/mips/clone.S
deleted file mode 100644
index 043f5921cb..0000000000
--- a/sysdeps/unix/sysv/linux/mips/clone.S
+++ /dev/null
@@ -1,114 +0,0 @@
-/* Copyright (C) 1996, 1997, 2000, 2003 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Ralf Baechle <ralf@linux-mips.org>, 1996.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-/* clone() is even more special than fork() as it mucks with stacks
- and invokes a function in the right context after its all over. */
-
-#include <sys/asm.h>
-#include <sysdep.h>
-#define _ERRNO_H 1
-#include <bits/errno.h>
-
-/* int clone(int (*fn)(void *arg), void *child_stack, int flags, void *arg) */
-
- .text
-LOCALSZ= 1
-FRAMESZ= (((NARGSAVE+LOCALSZ)*SZREG)+ALSZ)&ALMASK
-GPOFF= FRAMESZ-(1*SZREG)
-NESTED(__clone,4*SZREG,sp)
-#ifdef __PIC__
- SETUP_GP
-#endif
- PTR_SUBU sp, FRAMESZ
- SETUP_GP64 (GPOFF, __clone)
-#ifdef __PIC__
- SAVE_GP (GPOFF)
-#endif
-#ifdef PROF
- .set noat
- move $1,ra
- jal _mcount
- .set at
-#endif
-
-
- /* Sanity check arguments. */
- li v0,EINVAL
- beqz a0,L(error) /* No NULL function pointers. */
- beqz a1,L(error) /* No NULL stack pointers. */
-
- PTR_SUBU a1,32 /* Reserve argument save space. */
- PTR_S a0,0(a1) /* Save function pointer. */
- PTR_S a3,PTRSIZE(a1) /* Save argument pointer. */
-
-
- /* Do the system call */
- move a0,a2
- li v0,__NR_clone
- syscall
-
- bnez a3,L(error)
- beqz v0,L(thread_start)
-
- /* Successful return from the parent */
- RESTORE_GP64
- PTR_ADDU sp, FRAMESZ
- ret
-
- /* Something bad happened -- no child created */
-L(error):
-#ifdef __PIC__
- PTR_LA t9,__syscall_error
- RESTORE_GP64
- PTR_ADDU sp, FRAMESZ
- jr t9
-#else
- RESTORE_GP64
- PTR_ADDU sp, FRAMESZ
- j __syscall_error
-#endif
- END(__clone)
-
-/* Load up the arguments to the function. Put this block of code in
- its own function so that we can terminate the stack trace with our
- debug info. */
-
-ENTRY(__thread_start)
-L(thread_start):
- /* cp is already loaded. */
- SAVE_GP (GPOFF)
- /* The stackframe has been created on entry of clone(). */
- /* Restore the arg for user's function. */
- PTR_L t9,0(sp) /* Function pointer. */
- PTR_L a0,PTRSIZE(sp) /* Argument pointer. */
-
- /* Call the user's function. */
- jal t9
-
- /* Call _exit rather than doing it inline for breakpoint purposes. */
- move a0,v0
-#ifdef __PIC__
- PTR_LA t9,_exit
- jalr t9
-#else
- jal _exit
-#endif
- END(__thread_start)
-
-weak_alias(__clone, clone)