FFmpeg/libavcodec/arm/asm.S
Måns Rullgård 172a39d13c ARM: work around linker bug with movw/movt relocations in shared libs
Originally committed as revision 16395 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-12-30 03:13:52 +00:00

48 lines
1.4 KiB
ArmAsm

/*
* Copyright (c) 2008 Mans Rullgard <mans@mansr.com>
*
* This file is part of FFmpeg.
*
* FFmpeg 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.
*
* FFmpeg 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 FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "config.h"
.macro require8, val=1
.eabi_attribute 24, \val
.endm
.macro preserve8, val=1
.eabi_attribute 25, \val
.endm
.macro function name, export=0
.if \export
.global \name
.endif
.type \name, %function
.func \name
\name:
.endm
.macro movrel rd, val
#if defined(HAVE_ARMV6T2) && !defined(CONFIG_SHARED)
movw \rd, #:lower16:\val
movt \rd, #:upper16:\val
#else
ldr \rd, =\val
#endif
.endm