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141 lines
2.6 KiB
141 lines
2.6 KiB
/* |
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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 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(r2) |
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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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