gcc/libgcc/config/csky/crtn.S
Jojo 4cd0bc3b69 C-SKY port: libgcc
2018-08-17  Jojo  <jijie_rong@c-sky.com>
	    Huibin Wang  <huibin_wang@c-sky.com>
	    Sandra Loosemore  <sandra@codesourcery.com>
	    Chung-Lin Tang  <cltang@codesourcery.com>

	C-SKY port: libgcc

	libgcc/
	* config.host: Add C-SKY support.
	* config/csky/*: New.

Co-Authored-By: Chung-Lin Tang <cltang@codesourcery.com>
Co-Authored-By: Huibin Wang <huibin_wang@c-sky.com>
Co-Authored-By: Sandra Loosemore <sandra@codesourcery.com>

From-SVN: r263631
2018-08-17 15:08:27 -04:00

56 lines
1.7 KiB
ArmAsm

# Terminate C-SKY .init and .fini sections.
# Copyright (C) 2018 Free Software Foundation, Inc.
# Contributed by C-SKY Microsystems and Mentor Graphics.
#
# 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 3, or (at your option) any
# later version.
#
# 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.
#
# Under Section 7 of GPL version 3, you are granted additional
# permissions described in the GCC Runtime Library Exception, version
# 3.1, as published by the Free Software Foundation.
#
# You should have received a copy of the GNU General Public License and
# a copy of the GCC Runtime Library Exception along with this program;
# see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
# <http://www.gnu.org/licenses/>.
# This file just makes sure that the .fini and .init sections do in
# fact return. Users may put any desired instructions in those sections.
# This file is the last thing linked into any executable.
.file "crtn.S"
# Is this the GLIBC version?
#if defined(__gnu_linux__)
.section .init,"ax",@progbits
ldw lr, (sp, 0)
addi sp, 8
rts
.section .fini,"ax",@progbits
ldw lr, (sp, 0)
addi sp, 8
rts
#else /* !defined(__gnu_linux__) */
.section ".init"
ldw lr, (sp, 12)
addi sp, 16
jmp lr
.section ".fini"
ldw lr, (sp, 12)
addi sp, 16
jmp lr
# Th-th-th-that is all folks!
#endif /* defined(__gnu_linux__) */