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52 lines
1.4 KiB
ArmAsm
52 lines
1.4 KiB
ArmAsm
/* Copyright (C) 1991,92,93,95,97,2002 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <sysdep.h>
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#ifndef SYS_brk
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#define SYS_brk 17
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#endif
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.data
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.globl C_SYMBOL_NAME(__curbrk)
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C_LABEL(__curbrk)
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#ifdef HAVE_GNU_LD
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.long C_SYMBOL_NAME(_end)
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#else
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.long C_SYMBOL_NAME(end)
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#endif
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.text
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SYSCALL__ (brk, 1)
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movl 4(%esp), %eax
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#ifdef PIC
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/* Standard PIC nonsense to store into `__curbrk' through the GOT. */
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call L(here)
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L(here): popl %ecx
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addl $_GLOBAL_OFFSET_TABLE_+[.-L(here)], %ecx
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movl C_SYMBOL_NAME(__curbrk@GOT)(%ecx), %ecx
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movl %eax, (%ecx)
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#else
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movl %eax, C_SYMBOL_NAME(__curbrk)
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#endif
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xorl %eax, %eax
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ret
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PSEUDO_END (__brk)
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weak_alias (__brk, brk)
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