mirror of https://git.ffmpeg.org/ffmpeg.git
148 lines
2.7 KiB
ArmAsm
148 lines
2.7 KiB
ArmAsm
/*
|
|
* Copyright (c) 2009 Loren Merritt
|
|
*
|
|
* 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"
|
|
|
|
#define GLUE(a, b) a ## b
|
|
#define JOIN(a, b) GLUE(a, b)
|
|
#define X(s) JOIN(EXTERN_ASM, s)
|
|
|
|
#if __APPLE__
|
|
#define R(n) r ## n
|
|
#else
|
|
#define R(n) n
|
|
#endif
|
|
|
|
#if ARCH_PPC64
|
|
|
|
#define PTR .quad
|
|
#define lp ld
|
|
#define lpx ldx
|
|
#define stp std
|
|
#define stpu stdu
|
|
#define PS 8
|
|
#define L(s) JOIN(., s)
|
|
|
|
.macro extfunc name
|
|
.global X(\name)
|
|
#if _CALL_ELF == 2
|
|
.text
|
|
X(\name):
|
|
addis %r2, %r12, .TOC.-X(\name)@ha
|
|
addi %r2, %r2, .TOC.-X(\name)@l
|
|
.localentry X(\name), .-X(\name)
|
|
#else
|
|
.section .opd, "aw"
|
|
X(\name):
|
|
.quad L(\name), .TOC.@tocbase, 0
|
|
.previous
|
|
.type X(\name), STT_FUNC
|
|
L(\name):
|
|
#endif
|
|
.endm
|
|
|
|
.macro movrel rd, sym, gp
|
|
ld \rd, \sym@got(R(2))
|
|
.endm
|
|
|
|
.macro get_got rd
|
|
.endm
|
|
|
|
#else /* ARCH_PPC64 */
|
|
|
|
#define PTR .int
|
|
#define lp lwz
|
|
#define lpx lwzx
|
|
#define stp stw
|
|
#define stpu stwu
|
|
#define PS 4
|
|
#define L(s) s
|
|
|
|
.macro extfunc name
|
|
.global X(\name)
|
|
.type X(\name), STT_FUNC
|
|
X(\name):
|
|
\name:
|
|
.endm
|
|
|
|
.macro movrel rd, sym, gp
|
|
#if CONFIG_PIC
|
|
lwz \rd, \sym@got(\gp)
|
|
#else
|
|
lis \rd, \sym@ha
|
|
la \rd, \sym@l(\rd)
|
|
#endif
|
|
.endm
|
|
|
|
.macro get_got rd
|
|
#if CONFIG_PIC
|
|
bcl 20, 31, .Lgot\@
|
|
.Lgot\@:
|
|
mflr \rd
|
|
addis \rd, \rd, _GLOBAL_OFFSET_TABLE_ - .Lgot\@@ha
|
|
addi \rd, \rd, _GLOBAL_OFFSET_TABLE_ - .Lgot\@@l
|
|
#endif
|
|
.endm
|
|
|
|
#endif /* ARCH_PPC64 */
|
|
|
|
#if HAVE_IBM_ASM
|
|
|
|
.macro DEFINE_REG n
|
|
.equiv r\n, \n
|
|
.equiv f\n, \n
|
|
.equiv v\n, \n
|
|
.endm
|
|
|
|
DEFINE_REG 0
|
|
DEFINE_REG 1
|
|
DEFINE_REG 2
|
|
DEFINE_REG 3
|
|
DEFINE_REG 4
|
|
DEFINE_REG 5
|
|
DEFINE_REG 6
|
|
DEFINE_REG 7
|
|
DEFINE_REG 8
|
|
DEFINE_REG 9
|
|
DEFINE_REG 10
|
|
DEFINE_REG 11
|
|
DEFINE_REG 12
|
|
DEFINE_REG 13
|
|
DEFINE_REG 14
|
|
DEFINE_REG 15
|
|
DEFINE_REG 16
|
|
DEFINE_REG 17
|
|
DEFINE_REG 18
|
|
DEFINE_REG 19
|
|
DEFINE_REG 20
|
|
DEFINE_REG 21
|
|
DEFINE_REG 22
|
|
DEFINE_REG 23
|
|
DEFINE_REG 24
|
|
DEFINE_REG 25
|
|
DEFINE_REG 26
|
|
DEFINE_REG 27
|
|
DEFINE_REG 28
|
|
DEFINE_REG 29
|
|
DEFINE_REG 30
|
|
DEFINE_REG 31
|
|
|
|
#endif /* HAVE_IBM_ASM */
|