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78 lines
2.3 KiB
C
78 lines
2.3 KiB
C
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/*
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* Alpha optimized DSP utils
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* copyright (c) 2002 Falk Hueffner <falk@debian.org>
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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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/* Some BSDs don't seem to have regdef.h... sigh */
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#ifndef AVCODEC_ALPHA_REGDEF_H
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#define AVCODEC_ALPHA_REGDEF_H
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#define v0 $0 /* function return value */
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#define t0 $1 /* temporary registers (caller-saved) */
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#define t1 $2
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#define t2 $3
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#define t3 $4
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#define t4 $5
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#define t5 $6
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#define t6 $7
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#define t7 $8
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#define s0 $9 /* saved-registers (callee-saved registers) */
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#define s1 $10
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#define s2 $11
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#define s3 $12
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#define s4 $13
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#define s5 $14
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#define s6 $15
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#define fp s6 /* frame-pointer (s6 in frame-less procedures) */
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#define a0 $16 /* argument registers (caller-saved) */
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#define a1 $17
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#define a2 $18
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#define a3 $19
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#define a4 $20
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#define a5 $21
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#define t8 $22 /* more temps (caller-saved) */
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#define t9 $23
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#define t10 $24
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#define t11 $25
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#define ra $26 /* return address register */
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#define t12 $27
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#define pv t12 /* procedure-variable register */
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#define AT $at /* assembler temporary */
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#define gp $29 /* global pointer */
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#define sp $30 /* stack pointer */
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#define zero $31 /* reads as zero, writes are noops */
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/* Some nicer register names. */
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#define ta t10
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#define tb t11
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#define tc t12
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#define td AT
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/* Danger: these overlap with the argument list and the return value */
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#define te a5
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#define tf a4
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#define tg a3
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#define th v0
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#endif /* AVCODEC_ALPHA_REGDEF_H */
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