Current File : //proc/self/root/glibc-2.29/sysdeps/csky/abiv2/dl-trampoline.S
/* PLT trampolines. C-SKY ABIV2 version.
Copyright (C) 2018-2019 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 Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library. If not, see
<http://www.gnu.org/licenses/>. */
/* This function is not called directly. It is jumped when attempting to
use a symbol that has not yet been resolved.
.plt*:
subi r0, 32
stw r2, (r0, 0)
stw r3, (r0, 4)
lrw r3, #offset
ldw r2, (gb, 8)
jmp r2
*/
#include <sysdep.h>
.globl _dl_runtime_resolve;
.type _dl_runtime_resolve,@function;
.align 4;
_dl_runtime_resolve:
subi sp, 20
stm a0-a3, (sp)
stw lr, (sp, 16)
/* a0 = id, a1 = offset(do it in plt*). */
ldw a0, (gb, 4)
movi a1, 12
mult a1, t1
bsr _dl_fixup
mov t0, a0
ldw lr, (sp, 16)
ldm a0-a3, (sp)
addi sp, 20
jmp t0
.size _dl_runtime_resolve,.-_dl_runtime_resolve
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