Atmosphere/libraries/libexosphere/source/libc/libgcc_thumb_case.arch.arm.s

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/* Copyright (C) 1995-2018 Free Software Foundation, Inc.
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/>. */
.section .text.__gnu_thumb1_case_uqi, "ax", %progbits
.globl __gnu_thumb1_case_uqi
.align 0
.thumb_func
.syntax unified
__gnu_thumb1_case_uqi:
push {r1}
mov r1, lr
lsrs r1, r1, #1
lsls r1, r1, #1
ldrb r1, [r1, r0]
lsls r1, r1, #1
add lr, lr, r1
pop {r1}
bx lr
.type __gnu_thumb1_case_uqi, %function
.size __gnu_thumb1_case_uqi, .-__gnu_thumb1_case_uqi