2012-03-27 23:13:14 +00:00
|
|
|
# crti.S for Sunplus S+CORE
|
|
|
|
|
#
|
2018-12-28 15:30:48 +00:00
|
|
|
# Copyright (C) 2005-2018 Free Software Foundation, Inc.
|
2012-03-27 23:13:14 +00:00
|
|
|
#
|
|
|
|
|
# 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 makes a stack frame for the contents of the .init and
|
|
|
|
|
# .fini sections.
|
|
|
|
|
.extern _stack
|
|
|
|
|
|
|
|
|
|
#ifndef __pic__
|
|
|
|
|
.section .init, "ax", @progbits
|
|
|
|
|
.weak _start
|
|
|
|
|
.ent _start
|
|
|
|
|
.frame r0, 0, r3, 0
|
|
|
|
|
.mask 0x00000000, 0
|
|
|
|
|
_start:
|
|
|
|
|
la r28, _gp
|
|
|
|
|
la r8, __bss_start
|
|
|
|
|
la r9, __bss_end__
|
|
|
|
|
sub! r9, r8
|
|
|
|
|
srli! r9, 2
|
|
|
|
|
addi r9, -1
|
|
|
|
|
mtsr r9, sr0
|
|
|
|
|
li r9, 0
|
|
|
|
|
1:
|
|
|
|
|
sw r9, [r8]+, 4
|
|
|
|
|
bcnz 1b
|
|
|
|
|
la r0, _stack
|
|
|
|
|
jl _init
|
|
|
|
|
la r4, _end
|
|
|
|
|
jl _init_argv
|
|
|
|
|
jl exit
|
|
|
|
|
.end _start
|
|
|
|
|
|
|
|
|
|
.weak _init_argv
|
|
|
|
|
.ent
|
|
|
|
|
.frame r0, 0, r3, 0
|
|
|
|
|
.mask 0x00000000, 0
|
|
|
|
|
_init_argv:
|
|
|
|
|
ldiu! r4, 0
|
|
|
|
|
ldiu! r5, 0
|
|
|
|
|
j main
|
|
|
|
|
.end _init_argv
|
|
|
|
|
|
|
|
|
|
.globl _init
|
|
|
|
|
.type _init, %function
|
|
|
|
|
_init:
|
|
|
|
|
addi r0, -32
|
|
|
|
|
sw r3, [r0, 20]
|
|
|
|
|
|
|
|
|
|
.section .fini, "ax", @progbits
|
|
|
|
|
.globl _fini
|
|
|
|
|
.type _fini, %function
|
|
|
|
|
_fini:
|
|
|
|
|
addi r0, -32
|
|
|
|
|
sw r3, [r0, 20]
|
|
|
|
|
#else
|
|
|
|
|
.section .init, "ax", @progbits
|
|
|
|
|
.set pic
|
|
|
|
|
.weak _start
|
|
|
|
|
.ent _start
|
|
|
|
|
.frame r0, 0, r3, 0
|
|
|
|
|
.mask 0x00000000, 0
|
|
|
|
|
_start:
|
|
|
|
|
mv r29, r3
|
|
|
|
|
bl 0f
|
|
|
|
|
0:
|
|
|
|
|
.cpload r3
|
|
|
|
|
mv r3, r29
|
|
|
|
|
la r8, __bss_start
|
|
|
|
|
la r9, __bss_end__
|
|
|
|
|
sub! r9, r8
|
|
|
|
|
srli! r9, 2
|
|
|
|
|
addi r9, -1
|
|
|
|
|
mtsr r9, sr0
|
|
|
|
|
li r9, 0
|
|
|
|
|
1:
|
|
|
|
|
sw r9, [r8]+, 4
|
|
|
|
|
bcnz 1b
|
|
|
|
|
la r0, _stack
|
|
|
|
|
bl _init
|
|
|
|
|
la r4, _end
|
|
|
|
|
la r29, _init_argv
|
|
|
|
|
brl r29
|
|
|
|
|
la r29, exit
|
|
|
|
|
brl r29
|
|
|
|
|
.end _start
|
|
|
|
|
|
|
|
|
|
.weak _init_argv
|
|
|
|
|
.ent _init_argv
|
|
|
|
|
.frame r0, 0, r3, 0
|
|
|
|
|
.mask 0x00000000, 0
|
|
|
|
|
_init_argv:
|
|
|
|
|
ldiu! r4, 0
|
|
|
|
|
ldiu! r5, 0
|
|
|
|
|
la r29, main
|
|
|
|
|
brl r29
|
|
|
|
|
.end _init_argv
|
|
|
|
|
|
|
|
|
|
.globl _init
|
|
|
|
|
.type _init, %function
|
|
|
|
|
_init:
|
|
|
|
|
addi r0, -32
|
|
|
|
|
sw r3, [r0, 20]
|
|
|
|
|
|
|
|
|
|
.section .fini, "ax", @progbits
|
|
|
|
|
.globl _fini
|
|
|
|
|
.type _fini, %function
|
|
|
|
|
_fini:
|
|
|
|
|
addi r0, -32
|
|
|
|
|
sw r3, [r0, 20]
|
|
|
|
|
|
|
|
|
|
#endif
|
