Subversion Repositories openrisc

#   Copyright (C) 2001 Free Software Foundation, Inc.

#   Written By Nick Clifton

#

# This file is free software; you can redistribute it and/or modify it

# under the terms of the GNU General Public License as published by the

# Free Software Foundation; either version 2, or (at your option) any

# later version.

#

# In addition to the permissions in the GNU General Public License, the

# Free Software Foundation gives you unlimited permission to link the

# compiled version of this file with other programs, and to distribute

# those programs without any restriction coming from the use of this

# file.  (The General Public License restrictions do apply in other

# respects; for example, they cover modification of the file, and

# distribution when not linked into another program.)

#

# This file 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

# General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; see the file COPYING.  If not, write to

# the Free Software Foundation, 51 Franklin Street, Fifth Floor,

# Boston, MA 02110-1301, USA.

#

#    As a special exception, if you link this library with files

#    compiled with GCC to produce an executable, this does not cause

#    the resulting executable to be covered by the GNU General Public License.

#    This exception does not however invalidate any other reasons why

#    the executable file might be covered by the GNU General Public License.

#

# This file just make a stack frame for the contents of the .fini and

# .init sections.  Users may put any desired instructions in those

# sections.

#ifdef __ELF__

#define TYPE(x) .type x,function

#else

#define TYPE(x)

#endif

        # Note - this macro is complemented by the FUNC_END macro

        # in crtn.asm.  If you change this macro you must also change

        # that macro match.

.macro FUNC_START

#ifdef __thumb__

        .thumb

        push    {r3, r4, r5, r6, r7, lr}

#else

        .arm

        #  Create a stack frame and save any call-preserved registers

        mov     ip, sp

        stmdb   sp!, {r3, r4, r5, r6, r7, r8, r9, sl, fp, ip, lr, pc}

        sub     fp, ip, #4

#endif

.endm

        .file           "crti.asm"

        .section        ".init"

        .align 2

        .global _init

#ifdef __thumb__

        .thumb_func

#endif

        TYPE(_init)

_init:

        FUNC_START

        .section        ".fini"

        .align  2

        .global _fini

#ifdef __thumb__

        .thumb_func

#endif

        TYPE(_fini)

_fini:

        FUNC_START

# end of crti.asm