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https://github.com/xenia-project/FFmpeg.git
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68 lines
1.6 KiB
ArmAsm
68 lines
1.6 KiB
ArmAsm
/*
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* Copyright (c) 2008 Mans Rullgard <mans@mansr.com>
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "config.h"
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#ifdef __ELF__
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# define ELF
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#else
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# define ELF @
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#endif
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.macro require8, val=1
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ELF .eabi_attribute 24, \val
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.endm
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.macro preserve8, val=1
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ELF .eabi_attribute 25, \val
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.endm
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.macro function name, export=0
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.if \export
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.global EXTERN_ASM\name
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EXTERN_ASM\name:
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.endif
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ELF .type \name, %function
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.func \name
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\name:
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.endm
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.macro movrel rd, val
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#if HAVE_ARMV6T2 && !CONFIG_PIC
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movw \rd, #:lower16:\val
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movt \rd, #:upper16:\val
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#else
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ldr \rd, =\val
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#endif
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.endm
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#if HAVE_VFP_ARGS
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.eabi_attribute 28, 1
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# define VFP
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# define NOVFP @
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#else
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# define VFP @
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# define NOVFP
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#endif
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#define GLUE(a, b) a ## b
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#define JOIN(a, b) GLUE(a, b)
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#define X(s) JOIN(EXTERN_ASM, s)
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