mirror of
https://github.com/pineappleEA/pineapple-src.git
synced 2024-11-30 01:38:23 -05:00
118 lines
2.9 KiB
ArmAsm
118 lines
2.9 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"
|
||
|
|
||
|
#ifdef __ELF__
|
||
|
# define ELF
|
||
|
#else
|
||
|
# define ELF #
|
||
|
#endif
|
||
|
|
||
|
#if HAVE_AS_FUNC
|
||
|
# define FUNC
|
||
|
#else
|
||
|
# define FUNC #
|
||
|
#endif
|
||
|
|
||
|
#ifndef __has_feature
|
||
|
# define __has_feature(x) 0
|
||
|
#endif
|
||
|
|
||
|
.macro function name, export=0, align=2
|
||
|
.macro endfunc
|
||
|
ELF .size \name, . - \name
|
||
|
FUNC .endfunc
|
||
|
.purgem endfunc
|
||
|
.endm
|
||
|
.text
|
||
|
.align \align
|
||
|
.if \export
|
||
|
.global EXTERN_ASM\name
|
||
|
ELF .type EXTERN_ASM\name, %function
|
||
|
FUNC .func EXTERN_ASM\name
|
||
|
EXTERN_ASM\name:
|
||
|
.else
|
||
|
ELF .type \name, %function
|
||
|
FUNC .func \name
|
||
|
\name:
|
||
|
.endif
|
||
|
.endm
|
||
|
|
||
|
.macro const name, align=2, relocate=0
|
||
|
.macro endconst
|
||
|
ELF .size \name, . - \name
|
||
|
.purgem endconst
|
||
|
.endm
|
||
|
#if HAVE_SECTION_DATA_REL_RO
|
||
|
.if \relocate
|
||
|
.section .data.rel.ro
|
||
|
.else
|
||
|
.section .rodata
|
||
|
.endif
|
||
|
#elif defined(_WIN32)
|
||
|
.section .rdata
|
||
|
#elif !defined(__MACH__)
|
||
|
.section .rodata
|
||
|
#else
|
||
|
.const_data
|
||
|
#endif
|
||
|
.align \align
|
||
|
\name:
|
||
|
.endm
|
||
|
|
||
|
.macro movrel rd, val, offset=0
|
||
|
#if CONFIG_PIC && defined(__APPLE__)
|
||
|
.if \offset < 0
|
||
|
adrp \rd, \val@PAGE
|
||
|
add \rd, \rd, \val@PAGEOFF
|
||
|
sub \rd, \rd, -(\offset)
|
||
|
.else
|
||
|
adrp \rd, \val+(\offset)@PAGE
|
||
|
add \rd, \rd, \val+(\offset)@PAGEOFF
|
||
|
.endif
|
||
|
#elif CONFIG_PIC && defined(_WIN32)
|
||
|
.if \offset < 0
|
||
|
adrp \rd, \val
|
||
|
add \rd, \rd, :lo12:\val
|
||
|
sub \rd, \rd, -(\offset)
|
||
|
.else
|
||
|
adrp \rd, \val+(\offset)
|
||
|
add \rd, \rd, :lo12:\val+(\offset)
|
||
|
.endif
|
||
|
#elif CONFIG_PIC
|
||
|
# if __has_feature(hwaddress_sanitizer)
|
||
|
adrp \rd, :pg_hi21_nc:\val+(\offset)
|
||
|
# else
|
||
|
adrp \rd, \val+(\offset)
|
||
|
# endif
|
||
|
add \rd, \rd, :lo12:\val+(\offset)
|
||
|
#else
|
||
|
ldr \rd, =\val+\offset
|
||
|
#endif
|
||
|
.endm
|
||
|
|
||
|
#define GLUE(a, b) a ## b
|
||
|
#define JOIN(a, b) GLUE(a, b)
|
||
|
#define X(s) JOIN(EXTERN_ASM, s)
|
||
|
|
||
|
#define x18 do_not_use_x18
|
||
|
#define w18 do_not_use_w18
|