diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/i386/sbrk.S')
-rw-r--r-- | sysdeps/unix/sysv/linux/i386/sbrk.S | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/sysdeps/unix/sysv/linux/i386/sbrk.S b/sysdeps/unix/sysv/linux/i386/sbrk.S deleted file mode 100644 index 31ed27b9fc..0000000000 --- a/sysdeps/unix/sysv/linux/i386/sbrk.S +++ /dev/null @@ -1,82 +0,0 @@ -/* Copyright (C) 1995 Free Software Foundation, Inc. -This file is part of the GNU C Library. - -The GNU C Library is free software; you can redistribute it and/or -modify it under the terms of the GNU Library General Public License as -published by the Free Software Foundation; either version 2 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 -Library General Public License for more details. - -You should have received a copy of the GNU Library General Public -License along with the GNU C Library; see the file COPYING.LIB. If -not, write to the Free Software Foundation, Inc., 675 Mass Ave, -Cambridge, MA 02139, USA. */ - -#include <sysdep.h> - -.data -.globl C_SYMBOL_NAME(__curbrk) - -.text - SYSCALL_ERROR_HANDLER - -ENTRY (__sbrk) - - movl %ebx, %edx - -#ifdef PIC - /* Standard PIC nonsense to access `__curbrk' through the GOT. */ - call .L0 -.L0: popl %ecx - addl $_GLOBAL_OFFSET_TABLE_+[.-.L0], %ecx - - movl C_SYMBOL_NAME(__curbrk@GOT)(%ecx), %ecx - movl (%ecx), %ebx - movl %ebx, %eax - testl %ebx, %ebx - jne .L1 - - /* We have to initialize `__curbrk' first. */ - movl $SYS_ify(brk), %eax - int $0x80 - - movl %eax, (%ecx) - movl %eax, %ebx - .align 16, 0x90 - -.L1: -#else - movl C_SYMBOL_NAME(__curbrk), %ebx - movl %ebx, %eax -#endif - - addl 4(%esp), %ebx - cmpl %ebx, %eax - je .L2 - - movl $SYS_ify(brk), %eax - int $0x80 - - cmpl %eax, %ebx - jne .L3 - -#ifdef PIC - xchgl %eax, (%ecx) -#else - xchgl %eax, C_SYMBOL_NAME(__curbrk) -#endif - -.L2: - movl %edx, %ebx - ret - - .align 16 -.L3: - movl %edx, %ebx - jmp syscall_error - -weak_alias (__sbrk, sbrk) |