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